Search Results — 2000 specimen records retrieved (1320 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/consortium/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  CAS-BOT-BC78102  Abies magnifica H. Albert Barker 1926-7-3 43 Sierra Packer Lake 1981 Comment
  SEINET11403727  Abies magnifica P. A. Lehenbauer 1936-10-4 s.n. Sierra Gold Lake Comment
  UC336721  Abies magnifica var. magnifica unknown 1889-6-18 Sierra Gold Lake Comment
Read comments
May 19 2012
  CAS-BOT-BC330961  Acer glabrum var. glabrum Kellogg; Brannan 1870-7-10 s.n. Sierra Alta. C. P. R. R. 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
  CHSC47372  Acer glabrum var. torreyi Lowell Ahart 1974-7-3 511 Sierra North slope of Bunker Hill Ridge, near the county boundary line, about 10 miles north-east of La Porte, Sierry County or Plumas County. 1889 Comment
  JEPS125811  Acer macrophyllum William Harnach 2015-4-13 1399 Sierra 1.6 miles West of the Sierra City post office on Highway 49. Comment
  JEPS124794 Image available Acer macrophyllum Dixie Funnell 1965-6-29 49 Sierra Union Flat Campground. Highway 49. Comment
  SEINET12237854  Acer macrophyllum F. H. Utech 1986-1 86 -055 Sierra Tahoe National Forest, Wild Plum Recreation Area, ca 2 mi E of Sierra City on CA 49 1350 Comment
  SEINET7894006  Acer macrophyllum D. A. Buck 1959-5-2 24 Sierra Along State Highway 49, one mile N of Sierraville. 1280 Comment
  CAS-BOT-BC28867  Achillea millefolium Adolph Daniel Edward Elmer 1921-9-7 3366 Sierra Gold Lake Comment
  CAS-BOT-BC28864  Achillea millefolium Anna Head 1921-8-21 s.n. Sierra Near Gold Lake, Feather River Region. 1828 Comment
  JEPS124639 Image available Achillea millefolium Dixie Funnell 1965-7-6 101 Sierra 3/4 mile from highway 89 on the Satler Junction. Comment
  CAS-BOT-BC210712  Achnatherum lemmonii John Thomas Howell; R. C. Barneby 1954-5-13 29542 Sierra North Fork Yuba River, 4 miles below Downieville 807 Comment
  JEPS110264  Achnatherum lemmonii Lowell Ahart 2006-6-28 12883 Sierra On the S slope and near the top of the serpentine area, about 3/4 mile (air) E of Lake Delahunty, about 2 miles (air) NE of Gibsonville. 1903 Comment
  JEPS29723  Achnatherum lemmonii Rimo Bacigalupi, and L. R. Heckard 1962-5-27 8479 Sierra 2 mi s Sierraville (at edge of valley floor); Sierra Valley 1615 Comment
  UC333559  Achnatherum lemmonii unknown Oct. 1890 5451 Sierra Sierra Valley Comment
Read comments
Jul 12 2007
  UC593507  Achnatherum lemmonii E. B. Babcock, G. L. Stebbins Jr. 1926-6-3 1627 Sierra 3 1/2 mi ne on road to Loyalton Sierraville (Newman Point, se edge of Sierra Valley); Sierra Valley 1615 Comment
  UCD50667  Achnatherum lemmonii Rimo Bacigalupi; L. R. Heckard 1962-5-27 8479 Sierra On slopes just south of (2 miles) Sierraville at edge of floor of Sierra Valley. 1615 Comment
  CAS-BOT-BC216409  Achnatherum lettermanii S. B. Doten 1901-7-2 s.n. Sierra Webber Lake Comment
  CDA11883  Achnatherum lettermanii G. F. Hrusa, J. Jokerst 1991-7-5 8545 A Sierra Sierra Valley Region; About Golden Dome. Antelope Valley, approx. 3 m above Sierra Valley. Comment
  CAS-BOT-BC210748  Achnatherum nelsonii David D. Keck 1944-7-8 5401 Sierra 3 miles N.E. of Sierra City on North Fork of North Fork of Yuba River near mouth of Sardine Creek 1584 Comment
  UCD50826  Achnatherum nevadense P. B. Kennedy 1901-7-23 215 Sierra Near Lincoln Valley, Sierra County. Comment
  CAS-BOT-BC210857  Achnatherum occidentale subsp. californicum Lowell Ahart 1983-10-27 4468 Sierra Two miles NW of Milton Res., near Jackson Meadow Res. 2000 Comment
  CAS-BOT-BC210858  Achnatherum occidentale subsp. californicum Lowell Ahart 1982-7-28 3718 Sierra Near the Pacific Mine ca. 5 mi. E of La Porte 1700 Comment
  CHSC61900  Achnatherum occidentale subsp. californicum Lowell Ahart 1993-9-10 7217 Sierra On the west side of Mount Fillmore, about 1 1/2 miles south of the dirt road from Gibsonville to Johnsville. 2316 Comment
  CHSC69227  Achnatherum occidentale subsp. californicum James D. Jokerst 1990-7-27 3175 Sierra Balls Ranch Surveys for Jones and Stokes. Summit of Bald Mtn. Range at N end. 2621 Comment
  JEPS87475  Achnatherum occidentale subsp. californicum Lowell Ahart 1993-9-10 7194 Sierra 1 mi sw dirt road from Gibsonville to Johnsville (at the end of a poor dirt road near a camp and water ditch, n. side Mount Fillmore); Mount Fillmore 2133 Comment
  UC1609512  Achnatherum occidentale subsp. californicum Lowell Ahart 1993-9-10 7194 Sierra 1 mi sw dirt road from Gibsonville to Johnsville (at the end of a poor dirt road near a camp and water ditch, Mount Fillmore); Mount Fillmore 2133 Comment
  UCD51026  Achnatherum occidentale subsp. californicum P. B. Kennedy 1929-7-29 s.n. Sierra Sierra City to Sierraville. Comment
  CHSC25497  Achnatherum occidentale subsp. occidentale L. Ahart 1977-8-2 Sierra Found on the n side of Mt. Fillmore, ca. 12 mi ne of La Porte. 2000 Comment
  JEPS48459  Achnatherum occidentale subsp. occidentale L. S. Smith 1928-6-12 2340 Sierra Tahoe Forest 1981 Comment
  UC1609020  Achnatherum occidentale subsp. occidentale Lowell Ahart 1993-9-10 7217 Sierra 1 1/2 mi s dirt road from Gibsonville to Johnsville; Mount Fillmore; sw1/4 2316 Comment
  CAS-BOT-BC210935  Achnatherum occidentale subsp. pubescens John Thomas Howell 1969-9-13 46141 Sierra Near the southwest end of Webber Lake 2072 Comment
  SEINET255842  Achnatherum occidentale subsp. pubescens L. R. Firestone, H Firestone 1983-8-5 8312 Sierra 1.7 mi north of Alpine on CA 89 1349 Comment
  SEINET5585896  Achnatherum occidentale subsp. pubescens P. A. Lehenbauer 1937-1 58 Sierra 25 miles west of Reno, on Truckee R. at Iceland 1676 Comment
  CHSC47679  Acmispon americanus var. americanus Lowell Ahart 1989-8-16 6383 Sierra At Ahart Sheep Camp, about 1 mile north-west of Milton Reservoir. 1706 Comment
  CAS-BOT-BC204861  Acmispon argophyllus var. fremontii Belle R. Jackson 1932-6-1 s.n. Sierra Yuba Pass Comment
  UCSB27162  Aconitum columbianum Wilken, Dieter 1969-7-24 Sierra Salmon Creek, 2 miles north of California State Highway 49, along road to Graeagle, Sierra Buttes Sierra Nevada. 1981 Comment
  SEINET12091947  Aconitum columbianum J. G. Lemmon 1874-1 7 Sierra Comment
  CAS-BOT-BC391495  Aconitum columbianum subsp. columbianum Mrs. E. C. Sutliffe 1927-10-1 s.n. Sierra Salmon Lake Comment
  CAS-BOT-BC391503  Aconitum columbianum subsp. columbianum George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  CAS-BOT-BC391499  Aconitum columbianum subsp. columbianum Lowell Ahart 1964-7-24 s.n. Sierra 2 miles west of Webber Lake 2133 Comment
  CAS-BOT-BC391501  Aconitum columbianum subsp. columbianum W. Harnach; N. Harnach 1989-6-24 175 Sierra Sierra Valley. Martinetti Ranch (Elvers) 1517 Comment
  SEINET8663946  Aconitum columbianum var. columbianum P. Train, S. B. Doten 1901-7-10 142 Sierra Canyon below Webber Lake. Comment
  CAS-BOT-BC412903  Aconogonon davisiae G. Earle Kelley 1919-1-1 s.n. Sierra Salmon Lake Comment
  CAS-BOT-BC412901  Aconogonon davisiae H. Albert Barker July 10 109 Sierra Round Lake Ridge 2103 Comment
  CAS-BOT-BC418775  Aconogonon phytolaccifolium H. Albert Barker 1919-7-1 137 Sierra Gold Lake 1953 Comment
  SEINET5337535  Actaea rubra subsp. arguta S. B. Doten 1901-7-5 102 Sierra [Sierra Nevada] Little Truckee below Webber Lake Comment
  CAS-BOT-BC69660  Adiantum aleuticum Lowell Ahart 1976-5-22 s.n. Sierra At water trough, along Goodyears Bar Road. 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
  SEINET3559085 Image available Agastache urticifolia Lewis S. Rose 1934-7-16 34374 Sierra Gold Lake. 1951 Comment
  UC86231  Ageratina occidentalis J. G. Lemmon 1874-1 96 Sierra Comment
  JEPS16741  Agoseris X dasycarpa Rimo Bacigalupi with H. L. Mason and J. R. Sweeney 1953-7-8 4284 Sierra along road to Beckwourth Calpine; Sierra Valley 1463 Comment
  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
  RSA516375  Agoseris glauca var. dasycephala Barbara Ertter 1987-6-27 7210 Sierra Kyburz Flat ca 12 air miles N of Truckee, head of Little Truckee River; ca. 1.5 miles E of Highway 89 on Tahoe National Forest Road S450. 1921 Comment
  CAS-BOT-BC15458  Agoseris glauca var. glauca D. E. Breedlove 1962-6-13 3504 Sierra 1.5 miles north of Sierraville on State Hwy. 89 1524 Comment
  SEINET11854976  Agoseris glauca var. laciniata J. G. Lemmon 1874-1 135 Sierra Comment
  RSA416473  Agoseris grandiflora Rockwell 1925-7-1 s.n. Sierra Near Downieville Comment
  CAS-BOT-BC15442  Agoseris grandiflora var. grandiflora Alice Eastwood 1918-6-29 7845 Sierra Loyalton Comment
  SEINET11855014  Agoseris heterophylla J. G. Lemmon 1874-1 133 Sierra Comment
  UCD84135  Agoseris retrorsa Ayzik Solomeshch 2009-6-7 s. n. Sierra Sierra Valley, Bradley Ranch, along Calpine Rd, ca. 100 m N from the road. 1495 Comment
  JEPS75452  Agrostis alba W. L. Jepson 1934-8-2 16805 Sierra 2 mi e Bassett sta.; North Fork Yuba River, Pioneer road sta. 1706 Comment
  CAS-BOT-BC127390  Agrostis exarata Lowell Ahart 1982-7-28 3729 Sierra Sierra Nevada. Along the edge of the dirt road north of the Pacific Mine, ca. 5 miles east of La Porte. 1700 Comment
  JEPS75454  Agrostis exarata W. L. Jepson 1934-8-3 16820 Sierra 2 mi e Bassett sta. (canyon bottom); North Fork Yuba River, Pioneer sta. 1706 Comment
  UCD52541  Agrostis exarata Beecher Crampton 1957-7-24 4404 Sierra Sierra Valley. 3 miles northeast of Sattley. Comment
  CHSC113666  Agrostis gigantea L. P. Janeway 2014-8-12 11569 Sierra Northern High Sierra Nevada. Plumas National Forest; tributary to Whiskey Creek (an upper tributary to Slate Creek), 1.0 air-km north-northeast of Lake Delahunty; near crossing of Road 22N01X. Southeast-facing slope. 1823 Comment
  SJSU12261  Agrostis humilis N. A. Hopkins 1974-8-6 613 Sierra c. 0.25 mi W of Packer Lake 1950 Comment
  CHSC81178  Agrostis oregonensis Lowell Ahart 2001-8-10 9086 Sierra About 100 feet southeast of the dam, diversion dam across the Little Truckee River (water flows to Sierra Valley), about 100 yards south of Fiberboard Road (Forest Road 18), about 1/8 mile north of Henness Pass Road, about 5 miles (air) east of Webber Lake. 1920 Comment
  JEPS102454  Agrostis oregonensis Lowell Ahart 2001-8-10 9086 Sierra About 100 feet SE of the dam, diversion dam across the Little Truckee River (water flows to Sierra Valley), about 100 yards south of Fiberboard Road (Forest Road 18), about 1/8 mile north of Henness Pass Road, about 5 miles (air) east of Webber Lake. 1920 Comment
  CAS-BOT-BC138947  Agrostis pallens Lowell Ahart 1977-8-2 s.n. Sierra Found on the north side of Mount Fillmore. 2000 Comment
  UCD53256  Agrostis pallens R. Tofsrud 1947-7-1 236 Sierra Between Mt. House and Forest. Comment
  CHSC113670  Agrostis scabra L. P. Janeway 2014-6-17 11392 Sierra Northern High Sierra Nevada. Plumas National Forest; on the old mining tailings of Poverty Hill, between Gold Run Creek and Slate Creek. 1366 Comment
  CHSC37197  Agrostis scabra L. Ahart 1982-7-28 3730 Sierra N of the Pacific Mine, ca. 5 mi e of LaPorte. 1700 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
  CHSC105971  Agrostis thurberiana Lowell Ahart 2010-9-15 17182 Sierra Open areas around trees, about 20 yards northwest of the cabin, about 50 yards southwest of the middle pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak. 2134 Comment
  CHSC60565  Agrostis variabilis L. P. Janeway 1984-8-18 1019 Sierra Second meadow southeast of the second switchback down the road from Packers Saddle towards Packer Lake. 1981 Comment
  CHSC61938  Agrostis variabilis Lowell Ahart 1993-9-24 7249 Sierra On the north side of Mount Fillmore, about 3/4 mile south of the dirt road from Gibsonville to Johnsville. 2133 Comment
  SEINET4342222  Agrostis variabilis W. Harnach, N. Harnach 2000-7-9 954 Sierra Sierra Valley, about 1.2 mile north of Coburn Lake at the end of access road 2189 Comment
  UC1609514  Agrostis variabilis Lowell Ahart 1993-9-24 7249 Sierra about 3/4 mi s of the dirt road from Gibsonville to Johnsville (w. side of poor dirt rd. that ends at a stream, n. side of Mt. Fillmore); Mount Fillmore 2133 Comment
  SEINET12049375  Allium bisceptrum L. S. Rose 1934-1 34308 Sierra Gold Lake 1951 Comment
  CHSC73866  Allium campanulatum B. Castro 1997-6-25 744 Sierra Ca 7 air mi NE of LaPorte, on Sawmill Ridge, at NE corner of jcn Co. Rd 900 (to Johnsville) and USFS Rd 22N10 (to Bunker Hill Ridge). 1914 Comment
  SD61108  Allium campanulatum Darley F. Howe 1964-7-28 3885 Sierra 5.5 miles south of Gold Lake Lodge, Tahoe National Forest. 1829 Comment
  SDSU11557  Allium campanulatum D. F. Howe 1964-7-28 3885 Sierra 5.5 miles south of Glod Lake Lodge, Tahoe National Forest 1829 Comment
  JEPS29728  Allium lemmonii Rimo Bacigalupi and L. R. Heckard 1962-5-27 8484 Sierra 4.7 mi ne Sierraville (w slope of Rice Hill, e edge of s arm of Sierra Valley); Sierra Valley, Rice Hill 1524 Comment
  RSA790171  Allium lemmonii James R. Shevock 1985-5-19 11147 Sierra Sierra Valley. Along California highway 49 at Rice Hill, 4.7 miles northeast of highway junctions 49 & 89 at Sierraville. 1650 Comment
  CAS-BOT-BC472754  Allium lemmonii John Thomas Howell; R. C. Barneby 1954-5-14 29548 Sierra Sierra Valley, between Sierraville and Loyalton Comment
  JEPS47631  Allium lemmonii L. S. Smith 1927-6-2 2070 Sierra s side Sierra Valley Tahoe Forest, Sierra Valley 1676 Comment
  SEINET8191147  Allium parvum W. Harnach, N. Harnach 1989-4-8 014 Sierra Sierra Valley, 0.5 miles E of Calpine, Calpine Ranch. 1509 Comment
  SJSU4140  Allium parvum C. W. Sharsmith 1967-5-21 7536 Sierra 2.5 mi NE of Sierraville, Sierra Valley 1524 Comment
  UCSB18221  Allium parvum 1962-6-13 Sierra Along the Little Truckee River; 10.0 miles south of Sierraville on State Highway 89; Sierra Nevada 1950 Comment
  SJSU9816  Allium parvum C. W. Sharsmith 1982-5-30 8667 Sierra 2 mi N of Sattley on Sattley Beckwourth Rd, Sierra Valley 1524 Comment
  CHSC74030  Allium platycaule B. Castro; M. A. Griggs, Plumas NF botanists 1997-7-10 753 Sierra Bunker Hill Ridge, on SW-facing slope E of Duck Soup Pond, approaching the ridge crest, along the Pacific Crest Trail. 2103 Comment
  CHSC94132  Allium platycaule Lowell Ahart 2006-6-28 12872 Sierra About 3/4 mile (air) east of Lake Delahunty, about 2 miles (air) northeast of Gibsonville. 1784 Comment
  CHSC69184  Allophyllum divaricatum Vernon Oswald; Lowell Ahart 1997-8-19 8829 Sierra Mountain House Rd. (County Rd. 300) 1.1 mi southwest of the town of Forest (between Goodyears Bar and Alleghany). At base of roadcut. 1417 Comment
  SEINET12326794  Allophyllum divaricatum L. Ahart, Ahart, P. 1983-1 4479 Sierra near dirt road ca 2 mi SE of Jackon Meadow Reservoir, ca 1 mi S of Pass Creek 2200 Comment
  CDA11863  Allophyllum gilioides subsp. gilioides G. F. Hrusa, J. Jokerst 1991-7-5 8563 A Sierra Sierra Valley Region; Antelope Valley. At bottom of Golden Dome on E side. Comment
  UC1178929  Allophyllum gilioides subsp. gilioides Herbert L. Mason 1953-6-16 14549 Sierra junction with Sierraville-Beckwourth rd. Calpine; Sierra Valley Comment
  SEINET14407771  Allophyllum gilioides subsp. violaceum P. B. Kennedy, S. B. Doten 1901-1 120 Sierra N of Webber Lake. Comment
  RSA21696  Allophyllum integrifolium C. B. Wolf 1937-8-6 9056 Sierra Northern Sierra Nevada, Church Meadows, SE of Gold Lake. 2043 Comment
  OBI11497  Allophyllum integrifolium Carl B. Wolf 1973-8-6 9056 Sierra Northern Sierra Nevada, Church Meadows, SE. of Gold Lake. 2042 Comment
  CHSC54560  Allotropa virgata Lowell Ahart 1991-7-22 6670 Sierra Near Burlington, about 1 mile north-east of Harris Meadow, about 1-1/4 miles north-east of Granite Mountain. 1828 Comment
  SEINET7220227  Allotropa virgata P. B. Kennedy, S. B. Doten 1901-7-11 145 Sierra Webber Lake Comment
  CAS-BOT-BC144985  Alnus incana subsp. tenuifolia John Thomas Howell 1951-8-21 28275 Sierra Yuba Pass, Sierra Nevada 2042 Comment
  CAS-BOT-BC171391  Alnus incana subsp. tenuifolia Mrs. E. C. Suttiffe 1926-10-16 s.n. Sierra Salmon Lake Comment
  CHSC52800  Alnus incana subsp. tenuifolia L. P. Janeway 1984-8-18 1025 Sierra Near mdw; near second switchback (toward SE) down from Packers Saddle. 1981 Comment
  LA95530  Alnus incana subsp. tenuifolia Douglas Drewes; 1967-5-20 sn Sierra State Highway 89, near Campbell Hot Springs, 6 mi. S of Sierraville 1523 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
  JEPS124702 Image available Alnus incana subsp. tenuifolia N. L. Rechen 1964-6-25 61 Sierra Comment
  UCD55831  Alopecurus aequalis Beecher Crampton 1958-6-24 4942 Sierra 12 miles south of Sierraville, along the Little Truckee River. 1828 Comment
  SEINET13709956  Alopecurus aequalis Lowell William Ahart, Lowell William Ahart 2001-1 9298 Sierra Drying Ponds Around Poverty Hill Hydraulic Gold Mine, N of Town of Poverty Hill, 4 Air Mi. S of La Porte (T21N, R9E, sec 32, SW 1/4) 5000 Ft 1524 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
  JEPS102639  Amaranthus californicus Lowell Ahart 2001-8-10 9076 Sierra Strand of Stampede Reservoir, about 1 mile SW of Henness Pass Road, about 1 1/4 miles NW of the Stampede Reservoir Dam. 1810 Comment
  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
  SEINET6190439  Amelanchier alnifolia var. semiintegrifolia M. Humphreys 1950-4-30 11 Sierra 3 miles west of Sierra City on highway 49 on bank of Yuba Riber (North Fork) Comment
  SEINET6190538  Amelanchier pallida P. A. Lehenbauer 1937-6-8 86 Sierra 26 miles west of Reno, on Truckee River at Iceland, south side of river near falls 1676 Comment
  UC1515789  Amelanchier utahensis Baki Kasapligil 1959-5-24 3134 Sierra Sand Lake Comment
  UCR17357  Amelanchier utahensis Frank C. Vasek 1975-7-10 750710- 17 Sierra Sierra Nevada Mtns., 1 mi west of State Hwy 89 on Henness Pass Rd. 1951 Comment
  CAS-BOT-BC494135  Amsinckia intermedia William Harnach 2002-5-29 1069 Sierra Sierra Valley. Newman Point (Rice on the maps) approx. 5 mi NE of Sierraville on Hwy 49 1531 Comment
  UCD167900  Amsinckia menziesii Art M. Shapiro 2017-5-29 s.n. Sierra Along Hwy. 89 about 3/4 mi N Sierraville. 1516 Comment
  CAS-BOT-BC45080  Anaphalis margaritacea H. Albert Barker 1926-7-16 127 Sierra Gold Lake, first island. 1953 Comment
  CHSC32076  Anemone drummondii L. Ahart 1975-6-28 822 Sierra 2 mi e of Gibsonville. 1981 Comment
  SEINET5337582  Anemone tuberosa M. Humphreys 1950-4-30 14 Sierra 1 mile north of Downieville. 914 Comment
  UC1052536  Angelica breweri L. Constance, R. Bacigalupi and E. Nasir 1953-9-9 3471 Sierra 4 mi s of Webber Lake (between Webber and Meadow Lakes) 2133 Comment
  SEINET13945522 Image available Angelica breweri L. Constance, R. Bacigalupi and E. Nasir 1953-1 3471 Sierra Forest opening between Webber (4 mi S) and Meadow lakes, alt. 7000 ft 2134 Comment
  CAS-BOT-BC64789  Antennaria W. Harnach; N. Harnach 1990-6-10 350 Sierra Sierra Valley. Balderson Ranch (Antelope Valley). 1508 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-BC58657  Antennaria luzuloides Alice Eastwood 1918-6-29 7833 Sierra Loyalton Comment
  SEINET6755225 Image available Antennaria luzuloides G. Gifford 1980-6-6 s.n. Sierra Cottonwood campground in adjacent dry meadow near Cottonwood creek 4 3/5 miles south of Sierraville on Hwy 89 1768 Comment
  CAS-BOT-BC79950  Antennaria microphylla Catherine Best 1981-6-18 s.n. Sierra On the Salmon Lake Road about 1 mile southeast of Salmon Lake Comment
  SEINET6755314 Image available Antennaria rosea W. Harnach, N. Harnach 2000-7-4 9938 Sierra Sierra Valley. Approx. 1/2 mile north of Coburn Lake at the end of access road. Comment
  CHSC61775  Antennaria rosea subsp. confinis Lowell Ahart 1993-9-10 7208 Sierra On the north side of Mount Fillmore, about 1 1/4 miles south of the dirt road from Gibsonville to Johnsville. 2225 Comment
  JEPS102367  Antennaria rosea subsp. confinis Lowell Ahart 2001-8-10 9099 Sierra about 5 air miles E of Webber Lake (about 200 ft SW of diversion dam on Little Truckee River, 100 yds S of Fiberboard Road (FSR 18), about 1/8 mi N of Henness Pass Road) 1920 Comment
  UCD72551  Anthemis arvensis A. M. Shapiro 2008-9-17 s. n. Sierra about 1.6 mi. N. Sierraville. 1524 Comment
  CHSC10780  Antirrhinum vexillo-calyculatum subsp. intermedium Lowell Ahart 1966-9-18 Sierra Along Goodyear's Bar Road. 1066 Comment
  JEPS83280 Image available Antirrhinum vexillocalyculatum subsp. intermedium David M. Thompson 1983-9-11 381 B Sierra 0.4 mi w center of bridge over Downie River (n side of road); Downieville Quad. (7.5', 1951), Downieville; Bridge of Downie River, Downieville, Sierra Co. 902 Comment
  JEPS83334  Antirrhinum vexillocalyculatum subsp. intermedium David M. Thompson 1983-7-22 381 A Sierra 0.4 mi w center of bridge over Downie River, Downieville (n side of road); Downieville, Downieville Quad. (7.5', 1951) 902 Comment
  SEINET10880482 Image available Antirrhinum vexillocalyculatum subsp. intermedium David M. Thompson 1983-9-11 Thompson 381 B Sierra 0.4 miles W. of center of bridge over Downie River in Downieville, N. side of road. Downieville Quad. (7.5', 1951). T20N, R10E, SW 1/4 of NE 1/4 Sec. 35. Silvery serpentine, gravelly rockslides. 902 Comment
  CHSC67864  Apocynum androsaemifolium James D. Jokerst 1986-6-19 2651 Sierra Turner property, S end of Sierra Valley, E and adjacent to Hwy. 40 ca. 1 mi NW of junction with Hwy. 89. 1658 Comment
  HSC65739  Apocynum androsaemifolium R. F. Thorne 1974-7-30 45042 Sierra Tahoe National Forest, Goose, Haven and Snag Lake areas 2058 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
  SEINET7923640  Apocynum androsaemifolium M. J. Williams 1972-8-27 6684 Sierra Merrill Valley 1920 Comment
  RSA286305  Apocynum androsaemifolium subsp. pumilum R. F. Thorne 1974-7-30 45042 Sierra Tahoe National Forest: Goose, Haven and Snag Lakes area. 2058 Comment
  CAS-BOT-BC407121  Aquilegia formosa Joseph Gerber 1953-7-5 19 Sierra Lake Independence 2133 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
  SJSU13888  Aquilegia formosa N. A. Hopkins 1985-7-3 1288 Sierra between Sierraville & Lemon Valley c. 2 mi E of Sierraville 1554 Comment
  SEINET8665321  Aquilegia formosa var. formosa W. Harnach, N. Harnach 1990-6-30 445 Sierra Sierra Valley, Yuba Pass. 2042 Comment
  SEINET5340706  Arabis pulchra S. B. Doten 1901-7-2 71 Sierra [Sierra Nevada] Near Webber Lake Comment
  HSC97015  Arabis sparsiflora var. arcuata L. Ahart 2006-6-21 12819 Sierra N side of Foote Rd., 1.3 mi. SW of Alleghany 1306 Comment
  SEINET5340836  Arabis sparsiflora var. sparsiflora P. A. Lehenbauer 1937-6-8 98 Sierra South side of Truckee River, at Iceland. 1676 Comment
  CAS-BOT-BC407705  Arceuthobium americanum Mrs. E. C. Sutliffe 1926-10-16 s.n. Sierra Salmon Lake Comment
  CAS-BOT-BC410041  Arceuthobium cyanocarpum Arthur L. Menzies 1961-7-29 s.n. Sierra 3 miles W of GOld Lake and 0.25 miles N of Hawley Lake, Tahoe National Forest 2133 Comment
  CAS-BOT-BC45428  Arctostaphylos nevadensis Mrs. S. G. Suttiffe 1926-10-16 s.n. Sierra Salmon Lake. Comment
  POM367357  Arctostaphylos nevadensis Robert Gustafson 1985-6-14 3173 Sierra Hwy. 49, ca. 1/2 mile below Yuba Pass summit toward Sierra Valley. 2043 Comment
  UCR54278  Arctostaphylos nevadensis B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-29 0947 Sierra Sierra Nevada Mtns., Plumas National Forest, Gold Lake, near the boat ramp 1960 Comment
  CAS-BOT-BC46501  Arctostaphylos patula Alice Eastwood 1918-4-6 6770 Sierra Downieville. 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
  SEINET11993485  Arctostaphylos patula F. H. Utech 1986-1 86 -054 Sierra Tahoe National Forest, Wild Plum Recreation Area, ca 2 mi E of Sierra City on CA 49 1350 Comment
  SEINET7262881  Arctostaphylos patula H. Hamlin s.n. Sierra Sierra Valley Comment
  SEINET7263416  Arctostaphylos patula D. Waite 1955-5-18 s.n. Sierra [Sierra Nevada] south end of Dog Valley, 6 miles northwest of Verdi 1829 Comment
  SEINET7263442  Arctostaphylos patula M. Demorest 1962-5-9 s.n. Sierra Dog Valley, valley floor near meadow 1829 Comment
  SEINET7266020  Arctostaphylos patula C. Esser 1951-4-15 16 Sierra Highway 49, three miles west of Sattley 1524 Comment
  CAS-BOT-BC45332  Arctostaphylos viscida subsp. viscida Alice Eastwood 1918-4-6 6773 Sierra Downieville Comment
  UC125770  Arenaria aculeata G. T. Nordstrom 1936-7-25 964 Sierra 6 1/2 mi wsw Purdy; Sierraville Quadrangle 1950 Comment
  CAS-BOT-BC467185  Arenaria serpyllifolia var. serpyllifolia Catherine Best 1981-6-19 s.n. Sierra Sierra Nevada: Herringtons, Sierra City 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
  SFV18764  Arnica P. Wilson 2004-6-25 3983 Sierra Along street in Aspendell. 2572 Comment
  CAS-BOT-BC82093  Arnica W. R. Dudley 1894-8-31 s.n. Sierra Webber Lake outlet Comment
  SJSU12233  Arnica chamissonis N. A. Hopkins 1982-7-27 1092 Sierra by road to Babbitt Peak, Bald Mt Range 2651 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-BC82238  Arnica chamissonis Catherine Best 1984-6-19 1007 Sierra Sierra Valley 1/2 mile west of Sierraville on Hwy 89 Comment
  RSA417164  Arnica chamissonis subsp. foliosa Fay A. MacFadden 1934-6-29 12551 Sierra Little Truckee River Comment
  SEINET10971263  Arnica chamissonis subsp. foliosa Heidi H. Schmidt 1993-6-13 Schmidt 852 Sierra Tahoe National forest on state highway 89. 1.7 miles N of Sierraville. Sagebrush flats, meadow. 1650 Comment
  SEINET11837692  Arnica cordifolia J. G. Lemmon 1874-1 123 Sierra Comment
  CHSC52799  Arnica dealbata L. P. Janeway 1984-8-11 984 Sierra Northwest of Sierra Buttes. 2316 Comment
  CHSC52928  Arnica dealbata L. P. Janeway 1989-7-28 3536 Sierra Plumas National Forest. Flank of Haskell Pk overlooking hwy 89 and Sulphur Cr. 2179 Comment
  UC338655  Arnica dealbata J. G. Lemmon Sierra Mt. Lyell to Lassen Peak Comment
  CDA10126  Arnica longifolia subsp. myriadenia R. F. Wilkey 1960-7-3 Sierra Along Little Truckee River, Webber Lake. 0 Comment
  JEPS88194  Arnica mollis Vernon H. Oswald and Lowell Ahart 1996-8-19 8195 Sierra Yuba Pass-Weber Lake Rd. (Forest Rt. 12) just s road to Lincoln Valley; northern High Sierra 2255 Comment
  SEINET6775134 Image available Arnica nevadensis W. Harnach, N. Harnach 2000-7-9 941 Sierra Chapman Saddle Rd., 0.25 miles east of intersection of Lunch Creek Rd. 2027 Comment
  SEINET10724996  Arnica sororia Karen M. Meyer, Andrew Townesmith 2007-7-15 Meyer 119 Sierra Tahoe National Forest. 4 mi. N on Hwy 270, off I-80 W. 1749 Comment
  UC1119352  Artemisia cana subsp. bolanderi A. Lewis 1934-7-20 517 Sierra 1 1/2 mi n Mt. Fillmore; Plumas National Forest, Downieville Quadrangle Comment
  CHSC59671  Artemisia douglasiana L. P. Janeway 1992-9-15 4309 Sierra Plumas National Forest. Small fork of upper Big Boulder Creek about 1.75 mi north of Haskell Peak. 1935 Comment
  HSC93199  Artemisia douglasiana Vernon H. Oswald, L. Ahart 1996-8-19 8189 Sierra Yuba Pass-Weber Lake Rd. (Forest Rt. 12), 2.2 mi. S of Hwy. 49; northern High Sierra Nevada 2134 Comment
  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
  UCR257658  Artemisia spiciformis George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-7-22 19456 Sierra Northern Sierra Nevada Mountains, Henness Pass Road, 1.1 mile east of its junction with CA-89 at the north end of Kyburz Flat 1907 Comment
  CAS-BOT-BC97409  Artemisia tridentata subsp. tridentata Alice Eastwood 1918-6-29 7807 Sierra Loyalton Comment
  CAS-BOT-BC97413  Artemisia tridentata subsp. tridentata W. Harnach; N. Harnach 1990-9-22 528 Sierra Sierra Valley, Calpine Ranch (Home) 1507 Comment
  CAS-BOT-BC97414  Artemisia tridentata subsp. tridentata Lowell Ahart 1983-10-27 4472 Sierra near the dirt road on the north side of Milton Res., near Jackson Meadow Res. 1800 Comment
  SEINET3358285 Image available Artemisia tridentata subsp. vaseyana A. A. Beetle 1957-8-15 12805 Sierra Truckee. Comment
  CAS-BOT-BC222813  Asclepias W. Harnach; N. Harnach 1990-7-27 475 Sierra Sierra Valley. Antelope Valley, Tenneco mine site 1645 Comment
  CHSC94114  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
  SCFS5180  Asclepias cordifolia Marc Chamberlain 1973-6-28 42 Sierra 22 miles from Truckee, north on Highway 89. Comment
  SJSU11077  Asclepias cordifolia C. L. Kline 1965-7-6 136 Sierra Hwy 89 c. 12 mi N of junction with Sagehen Creek Rd 1097 Comment
  SJSU12019  Asclepias cordifolia N. A. Hopkins 1975-6-16 664 Sierra on trail above Pauley Creek between 2nd & 3d Divides 1097 Comment
  CHSC10776  Aspidotis californica Lowell Ahart 1969-7-17 Sierra 10 miles south of La Porte near Poverty. 914 Comment
  CAS-BOT-BC68825  Aspidotis densa George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  CHSC10659  Aspidotis densa Lowell Ahart 1967-9-29 Sierra Near Sam's Camp. 2438 Comment
  SJSU12067  Aspidotis densa N. A. Hopkins 1970-6-11 328 Sierra between Tamarack Lakes & Dugans Pond 1981 Comment
  HSC98496  Asplenium viride Dana York 2009-7-14 2968 Sierra 3.1 km NNW of Sierra City, Tahoe National Forest, Sierra Buttes 2527 Comment
  CAS-BOT-BC99201  Aster Clare B. Hardham 1985-7-31 30110 Sierra Chapmand Creek, west side of Yuba Pass 1767 Comment
  CAS-BOT-BC99248  Aster M. S. Taylor; R. Wessel 1982-8-20 5029 Sierra Sierra City quad. At Big Springs (Lavezolla fountain) on w side of Hwy 49, ca. 3 air mi. ne of Sierra City Comment
  RSA246608  Aster alpigenus R. F. Thorne, Larry E. DeBuhr, C. W. Tilforth 1972-9-20 42357 Sierra PLUMAS NATIONAL FOREST: Moist margin of pond N of Goose Lake in lodgepole pine forest. 2058 Comment
  RSA39083  Aster alpigenus Philip A. Munz 1948-8-11 12332 Sierra Carvin Creek on Highway 49, northeast of Sierra City. 1738 Comment
  RSA21704  Aster breweri C. B. Wolf 1937-8-6 9064 Sierra Northern Sierra Nevada, 1/2 mile NE of Gold Lake 1921 Comment
  POM261611  Aster integrifolius L. S. Rose 1934-7-20 s.n. Sierra Gold Lake 1951 Comment
  UCR257726  Aster occidentalis var. occidentalis George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-7-22 19430 Sierra Northern Sierra Nevada Mountains, along Hwy CA-89, c. 8 miles north of the Nevada County line 1823 Comment
  CDA18120  Astragalus andersonii G. D. Barbe, T. C. Fuller 1973-6-19 1626 Sierra Tahoe National Forest; Stateline W of Verdi on (Dog Valley Rd.) Smithneck Rd. (ca. 1 mi (1.6 km) W of Verdi). 1493 Comment
  CHSC89499  Astragalus andersonii G. Douglas Barbe; T. C. Fuller 1973-6-19 1626 Sierra Tahoe National Forest. Stateline W of Verdi on (Dog Valley Rd.) Smithneck Rd. (ca. 1 mi [1.6 km] W of Verdi). [Original lat./long. on label is '39 31 N; 120 1 W']. 1493 Comment
  SEINET5323324  Astragalus andersonii W. Harnach, N. Harnach 1993-7-11 744 Sierra Sierra Valley, on top of Lincoln Ridge, south of Yuba Pass. Western edge of the project area 2316 Comment
  UC82741  Astragalus andersonii J. G. Lemmon 1875-1 64 Sierra Comment
  SEINET11263927  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 SW of Middlewaters about 7 1/2 air miles NE of Alleghany.; 0 1951 Comment
  SEINET5324196  Astragalus gibbsii W. Harnach, N. Harnach 1990-5-28 332 Sierra Sierra Valley, W of Loyalton, Balderson Ranch (ANTELOPE VALLEY) 1554 Comment
  JEPS113951  Astragalus gibbsii W. and N. Harnach 2000-5-8 883 Sierra Sierra Valley approx 4 miles west of Loyalton, CA. Just west of the intersection of Hwy 49 and Filippini Road. Comment
  SEINET10951770 Image available Astragalus lemmonii John G. Lemmon Lemmon s.n. Sierra Sierra to Siskiyou valeys. Comment
  UC863024  Astragalus lentiginosus var. floribundus Alice Eastwood 1918-6-29 7928 Sierra Loyalton Comment
  UCD84189  Astragalus purshii Ayzik Solomeshch 2009-6-8 s. n. Sierra Sierra Valley, Roen Ranch, along Westside Rd, ca. 2 km N of the intersection of Westside and Calpine Roads, ca. 1 km east of Westside Rd. 1493 Comment
  SEINET12160088  Astragalus purshii J. G. Lemmon 1874-1 51 Sierra Comment
  CAS-BOT-BC192960  Astragalus purshii var. purshii John Thomas Howell; Gordon H. True 1970-7-14 5526 Sierra At Verdi Peak Lookout, Verdi Range 2560 Comment
  CAS-BOT-BC193059  Astragalus purshii var. tinctus M. Boone 1981-5-16 046 Sierra Highway 49, 1 mile N. of junction with highway 89 Comment
  UC1875014  Athyrium alpestre var. americanum Ruth Kirkpatrick 2005-7-20 1364 Sierra Near summit of Sierra Butte, below fire tower Comment
  CAS-BOT-BC68746  Athyrium alpestre var. americanum Lewis S. Rose 1934-7-13 34359 Sierra Gold Lake 1950 Comment
  CHSC52796  Athyrium filix-femina L. P. Janeway 1984-8-18 1026 Sierra Near second switchback (toward SE) down from Packers Saddle. 1981 Comment
  SBBG45294  Athyrium filix-femina var. cyclosorum J. G. Lemmon 1890-1 Sierra Sierra Valley 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
  SCFS756  Avena sativa V. Hardham 1965-7-6 89 Sierra Ditch ca 0.25 mi from Hwy 89, Cal Pine and Beckworth Rds 1524 Comment
  CAS-BOT-BC100045  Balsamorhiza hookeri D. E. Breedlove 1962-6-13 3507 Sierra 1.5 miles north of Sierraville, on State Hwy. 89 1524 Comment
  SEINET11861893  Balsamorhiza lanata J. G. Lemmon 1874-1 114 Sierra Sierra Co. &c Comment
  UCD129527  Balsamorhiza macrolepis T. Adams 1998-5-17 28 Sierra Antelope Valley, 2 miles down dirt road off Hwy 149. 1572 Comment
  CHSC67423  Balsamorhiza macrolepis var. platylepis James D. Jokerst 1991-7-1 3330 A Sierra Golden Dome Mine Project Site in the S end of Antelope Valley, E of Sierra Valley, dry meadow westward adjacent to the 'Astrodome'. Comment
  CAS-BOT-BC100102  Balsamorhiza sagittata L. S. Smith 1938-5-24 s.n. Sierra Sierra Valley 1584 Comment
  SEINET5340911  Barbarea S. B. Doten 1901-7-2 71 a Sierra [Sierra Nevada] Near Webber Lake Comment
  CAS-BOT-BC16678  Barbarea orthoceras Javier Penalosa 1962-6-20 2517 Sierra Little Truckee River at Highway 89. 1905 Comment
  POM308872  Barbarea orthoceras Betty J. Jorgensen 1944-6-22 482 Sierra Along Little Truckee River, on road between Independence and Webber Lakes. Comment
  CAS-BOT-BC145802  Beckmannia syzigachne Catherine Best 1984-6-19 1003 Sierra Sierra Nevada. Sierra Valley. On the edge of Highway A23 about 4 miles north of Sattley. Comment
  SACT000425  Beckmannia syzigachne Herbert Mason 1953-7-7 Sierra Sierra Valley; Common. Comment
  UC1100213  Beckmannia syzigachne Herbert L. Mason and Malcolm A. Nobs 1953-7-7 14558 Sierra pond 1.5 mi e Calpine; Sierra Valley Comment
  UCD56806  Beckmannia syzigachne Beecher Crampton 1957-7-24 4418 Sierra Gordon Van Vleck Ranch. Sierra Valley. 4 miles northeast of Sattley. 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
  CAS-BOT-BC75956  Berberis pumila Wm. Vortriede 1928-4-15 s.n. Sierra Downieville. Comment
  CAS-BOT-BC413065  Bistorta bistortoides Betty J. Jorgensen 1944-6-22 484 Sierra Along Little Truckee River, on road between Independence and Webber Lakes Comment
  CHSC53041  Bistorta bistortoides L. P. Janeway 1989-8-10 3574 Sierra Plumas National Forest. Beckwourth Ranger District. NE'ern slopes between Haskell Pk and Hwy 89/Sulphur Cr. 2194 Comment
  CAS-BOT-BC413069  Bistorta bistortoides H. Albert Barker 1926-7-3 30 Sierra Hill above Packer Lake 2011 Comment
  SEINET4176347  Bistorta bistortoides P. Kennedy, S. Doten 1901-7-11 131 Sierra Near Webber Lake 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
  SEINET7379341 Image available Blepharipappus scaber K. R. Genz 1979-5-23 9110 Sierra Turning south at forest boundary and long Valley Road, travel Mitchell Canyon Road for 2.3 miles 1817 Comment
  UCD135638  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
  JEPS110056  Boechera arcuata Lowell Ahart 2006-6-21 12819 Sierra On the north side of the Foote Road, about 1.3 miles (by road) southwest of Alleghany 1305 Comment
  SJSU12156  Boechera arcuata N. A. Hopkins 1975-6-16 676 Sierra c. 3 mi NNE of Downieville 1005 Comment
  CAS-BOT-BC16070  Boechera breweri Lowell Ahart 1982-7-28 3714 Sierra About 5 miles east of La Porte. About 0.125 mile north of the Pacific Mine. 1700 Comment
  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
  CHSC63122  Boechera pinetorum Lowell Ahart 1994-7-1 7444 Sierra On the north 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
  JEPS53202  Boechera pinetorum W. L. Jepson 1934-8-3 16831 Sierra 2 mi e Bassett sta. (pioneer road sta.); North Fork Yuba River 1706 Comment
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Dec 26 2016
  JEPS87604  Boechera pinetorum Lowell Ahart 1994-7-1 7444 Sierra about 11 mi air ne Alleghany (about 1.5 mi ne of Middlewaters, on n side of larger pond, on n side of Henness Pass Road, at Keystone Gap, e of Keystone Mountain); Keystone Gap 1889 Comment
  CHSC67867  Boechera rectissima James D. Jokerst 1986-6-19 2653 Sierra Turner property, S end of Sierra Valley, E and adjacent to Hwy. 49 ca. 1 mi NW of junction with Hwy 89. Knoll 5442 and surrounding forest. 1658 Comment
  UC614550  Boechera retrofracta L. Constance 1938-6-8 2296 Sierra junction of North and South Forks of North Fork of the Yuba River North Fork of Yuba River 1371 Comment
  CAS-BOT-BC25687  Boechera sparsiflora W. Harnach; N. Harnach 1990-5-6 281 Sierra Sierra Valley. On the slope behind the Montgomery Ranch east of Loyalton. 1554 Comment
  CHSC43441  Boechera sparsiflora Lowell Ahart 1977-4-20 1319 Sierra Road cut along the Foote Road, about 1 mile south of Alleghany. 1280 Comment
  CHSC43810  Boechera suffrutescens Lowell Ahart 1979-7-15 1969 Sierra On a ridge on the north side of Mount Fillmore, about 12 miles north-east of La Porte. 1828 Comment
  CAS-BOT-BC478474  Boisduvalia W. Harnach; N. Harnach 1989-8-27 244 Sierra Sierra Valley 1496 Comment
  CAS-BOT-BC478475  Boisduvalia W. Harnach; N. Harnach 1989-7-16 226 Sierra Sierra Valley 1493 Comment
  SEINET10483069  Boykinia elata Mary Susan Taylor, R. Wessel 1982-8-20 Taylor 5026 Sierra T19N R9E se sec 19. Camptonville quad. At creek crossing Hwy 49, at Indian Hill loop, ca. 4 mi ne of Camptonville. Riparian at base of cliff; 3100 ft. 945 Comment
  CAS-BOT-BC418496  Boykinia occidentalis Carl B. Wolf 1937-8-6 9046 Sierra Northern Sierra Nevada, No. fork of Yuba River, 5 mi. above Downieville 1066 Comment
  UCR12054  Boykinia occidentalis Coleta A. Lawler 1968-6-27 105 Sierra Sierra Nevada Mtns., Hwy 49, [Yuba River canyon near Shaughnessy Ravine] 4.8 mi east of Downieville 884 Comment
  JEPS124764 Image available Boykinia occidentalis Virginia Hardham 1965-6-29 38 Sierra 4 1/2 mi E of Downieville, Pirk. Comment
  JEPS124766 Image available Boykinia occidentalis Dixie Funnell 1965-6-29 48 Sierra 4 1/2 miles East of Downieville. Highway 49. Comment
  SD50714  Boykinia occidentalis Darley F. Howe 1959-8-2 2773 Sierra 15.5 miles west of Downieville, sandy wash near stream 914 Comment
  CAS-BOT-BC127873  Brickellia greenei Lillian S. Mott Aug 7. LM 6555 Sierra gravelly banks on road to Sierra Buttes out of Sierra City Comment
  SEINET4345260  Bromus carinatus P. B. Kennedy, S. B. Doten 1901-7-8 127 Sierra [Sierra Nevada] Near Webber Lake Comment
  SEINET4345370  Bromus carinatus P. Lehenbauer 1937-6-8 59 Sierra 25 miles west of Reno, Nevada, on Truckee River at Iceland, south side of river, near falls 1676 Comment
  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
  CAS-BOT-BC148757  Bromus carinatus var. marginatus John Thomas Howell; Gordon H. True 1970-7-14 5502 Sierra Sierra Nevada. At Verdi Peak Lookout, Verdi Range. 2560 Comment
  CAS-BOT-BC148758  Bromus carinatus var. marginatus Gordon H. True 1971-9-7 7037 Sierra In Cold Stream Canyon ca. 3.5 miles south of Perazzo Meadows. 2377 Comment
  SEINET935013  Bromus carinatus var. marginatus P. A. Lehenbauer 1937-1 119 Sierra 25 miles west of Reno on Truckee Road at Iceland, on south side of river by falls 1676 Comment
  CDA11881  Bromus inermis G. F. Hrusa, J. Jokerst 1991-7-5 8542 A Sierra Sierra Valley Region; Antelope Valley. Bottom of valley on W side. Comment
  CDA1821  Bromus inermis G. D. Barbe 1991-6-26 4434 Sierra Highway 49 southwest of Loyalton. Comment
  CDA17272  Bromus japonicus G. F. Hrusa, S. Gaimari, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16299 Sierra Sierra Nevada; Sierra Valley: Antelope Valley, 1.4 mi. S of Sierraville-Loyalton Rd., E of Sierraville on Antelope Valley Rd. 1645 Comment
  CHSC94096  Bromus japonicus Lowell Ahart 2006-6-21 12823 Sierra On the north side of the road, about 2 miles (by road) west of Forest. 1329 Comment
  HSC97014  Bromus japonicus L. Ahart 2006-6-21 12823 Sierra N side of road, about 2 mi. W of forest 1330 Comment
  RSA719206  Bromus japonicus L. Ahart 2006-6-21 12823 Sierra about 2 miles (by road) west of Forest. On the north side of the road 1330 Comment
  JEPS110374  Bromus laevipes Lowell Ahart 2006-6-21 12805 Sierra On the west side of the Foote Road, about 3.7 miles (by road) southwest of Alleghany 1093 Comment
  JEPS75576  Bromus orcuttianus W. L. Jepson 1934-8-4 16850 Sierra 2 mi e of Bassett Station (Pioneer Road Station, North Fork Yuba River); North Fork Yuba River, Pioneer Road Station 1706 Comment
  SEINET4404241  Bromus porteri W. Harnach, N. Harnach 1992-7-4 702 Sierra Sierra Valley, 3/4 miles South of Sattley, Martinetti Ranch, up Barry Creek 1524 Comment
  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
  JEPS124728 Image available Bromus tectorum G. R. Ostrander 1965-7-5 49 Sierra Calif hiway 89 12 miles N. of bridge over little Truckee River. Comment
  UCD32536  Bromus tectorum var. glabratus Beecher Crampton 1954-5-10 1854 Sierra Sierra County, along north Yuba River, 1 mile east of Dawnieville, along highway 49. Comment
  CHSC69972  Calamagrostis canadensis L. P. Janeway; Eric Schroder 1997-8-20 5353 Sierra Tahoe National Forest. Church Meadows; about 1.5 mi east of Gold Lake. On flats along creek. 2042 Comment
  SJSU13959  Callitriche palustris N. A. Hopkins 1986-8-23 1375 Sierra Summit L by Pacific Crest Trail 2438 Comment
  RSA96071  Calocedrus decurrens P. C. Everett, E. K. Balls 1954-10-8 20253 Sierra 4.6 miles north of Sierra-Plumas County line on road from Gold Lake to Graeagle, Sierra Nevada 1433 Comment
  SEINET11051557  Calocedrus decurrens P. A. Lehenbauer 1925-1 1863 Sierra Balls Canyon, 20 miles NW of Reno. Comment
  CAS-BOT-BC487780  Calochortus bruneaunis W. Harnach; N. Harnach 1989-6-18 154 Sierra Sierra Valley, Calpine Ranch (home) 1505 Comment
  CHSC43357  Calochortus coeruleus Lowell Ahart 1973-5-28 245 Sierra At the Port Wine Cemetery, west of the Port Wine Ridge Road, about 4 miles south-east of La Porte. 1524 Comment
  CHSC110270  Calochortus leichtlinii L. P. Janeway 2012-6-24 10900 B Sierra Northern High Sierra Nevada. Top of band of serpentine along Sawmill Ridge 1.0 km southeast of Delahunty Lake and 2.7 km northwest of Mt Fillmore. 1901 Comment
  CHSC43360  Calochortus leichtlinii Lowell Ahart 1975-8-17 928 Sierra South of French Meadows, about 3 miles west and 1/2 mile south of Webber Lake. 2133 Comment
  CHSC94131  Calochortus leichtlinii Lowell Ahart 2006-6-28 12880 Sierra On the south slope and near the top of the serpentine area, about 3/4 mile (air) east of Lake Delahunty, about 2 miles (air) northeast of Gibsonville. 1903 Comment
  RSA286312  Calochortus leichtlinii Robert F. Thorne 1974-7-30 45049 Sierra Tahoe National Forest: Goose, Haven and Snag Lake areas; shallow, grassy lake E. of highway. 2058 Comment
  UC337916  Calochortus leichtlinii J. G. Lemmon Sierra Meadow Lake Comment
  CAS-BOT-BC490236  Calochortus leichtlinii Lowell Ahart s.n. Sierra On north side of Mt. Fillmore. Red Fir Forest, Mt. Fillmore is about 12 mi e of La Porte. 2000 Comment
  JEPS124670 Image available Calochortus leichtlinii Laurie Hooker 1965-6-24 6 Sierra Highway 89, 1 mile north of Little Truckee, at left of road. At campground in clearing. Comment
  SEINET8197327  Calochortus leichtlinii S. B. Doten 1901-7-5 88 Sierra Webber Lake Comment
  CAS-BOT-BC492560  Calochortus minimus J. G. Lemmon no date on label - presented 1903 s.n. Sierra Sierra Nevada 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
  SEINET8665911  Calochortus monophyllus W. Harnach 2013-4-25 1317 Sierra 1.6 miles west of Goodyears Bar on Hwy 49 and north of the Ramshorn campground. 858 Comment
  RSA0120946  Caltha biflora Robert Gustafson 1985-6-10 3142 Sierra near the jct. of Hwy. 49 and Forest Service Rd. 12, Yuba Pass Summit. 2043 Comment
  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-BC181493  Caltha leptosepala Barbara T. Keller 1975-6-11 1547 Sierra Wet marshy ground at Yuba Pass 1981 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
  JEPS84047  Calyptridium monospermum L. R. Heckard with Susan D'Alcamo 1986-6-6 6275 Sierra ca 2 mi n Sierra City; Sierra Valley 1450 Comment
  UCR54281  Calyptridium monospermum B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-29 0942 Sierra Tahoe National Forest, 1.3 mi. west of Sierra City on Hwy 49 1250 Comment
  SEINET183559  Calyptridium umbellatum L. Constance 1938-6-8 2297 Sierra Jct of N & S Forks of N Fork of the Yuba River Sierra City 1372 Comment
  JEPS110054  Calystegia malacophylla subsp. malacophylla Lowell Ahart 2006-6-21 12824 Sierra On the north side of the road, about 2 miles (by road) west of Forest 1329 Comment
  SJSU14316  Calystegia occidentalis subsp. occidentalis N. A. Hopkins 1989-7-4 1556 Sierra 1 mi S of Calpine 1554 Comment
  UCR60736  Camassia leichtlinii B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-29 0973 Sierra Plumas National Forest, c. 2.3 mi south of Sierra County Line on Hwy 89, just before boundary of Tahoe National Forest Comment
  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
  CAS-BOT-BC497686  Camassia quamash Catherine Best 1981-6-18 s.n. Sierra Meadow at Yuba Summit Comment
  UC640527  Camassia quamash subsp. breviflora Frank W. Gould 1938-6-25 438 Sierra 3 mi n of Sattley (Calpine); Calpine 1493 Comment
  UC66122  Camassia quamash subsp. breviflora P. B. Kennedy and S. B. Doten 1901-7-11 149 Sierra Webber Lake Comment
  CAS-BOT-BC497581  Camassia quamash subsp. breviflora R. C. Barneby; H. D. Ripley 1942-5-22 4537 Sierra Near Sierraville 1524 Comment
  CAS-BOT-BC497583  Camassia quamash subsp. breviflora Mrs. E. C. Sutliffe 1920-6-22 s.n. Sierra Sierra 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
  HSC60618  Camissonia tanacetifolia Carl Wishner 1978-6-30 523 Sierra 5 mi. N of Calpine off Hwy. 89 Comment
  CAS-BOT-BC160847  Camissonia tanacetifolia subsp. quadriperforata James R. Shevock 1985-5-19 11144 Sierra Sierra Valley. Along California highway 49 just south of Rice Hill, 4.3 miles northeast of highway junctions 49 & 89 at Sierraville 1650 Comment
  CAS-BOT-BC160848  Camissonia tanacetifolia subsp. quadriperforata Mary Strong Clemens 1920-9-3 s.n. Sierra Loyalton Comment
  CAS-BOT-BC32394  Camissonia tanacetifolia subsp. quadriperforata Peter Hamilton Raven 1963-5-28 18416 Sierra 6.2 miles N of Sierraville on road to Loyalton. Comment
  RSA151661  Camissonia tanacetifolia subsp. quadriperforata R. C. Bacigalupi, H. L. Mason, J. R. Sweeney 1953-7-8 4282 Sierra Along road to Beckwourth, from Calpine, Sierra Valley. 1463 Comment
  SEINET11196170  Cardamine breweri W. Harnach, N. Harnach 1990-6-6 347 Sierra 0.5 miles S of Sattley, Martinetti Ranch. 1518 Comment
  UC54256  Cardamine breweri H. M. Hall and E. B. Babcock July, 1903 4518 Sierra Yuba Pass Sierra Nevada Mountains, Yuba Pass 1981 Comment
  JEPS63527  Carex W. L. Jepson 1934-8-2 16808 Sierra 2 mi e Bassett sta.; North Fork Yuba River, Pioneer road sta. 1706 Comment
  UCSB23535  Carex D. Breedlove 1962-6-13 3516 Sierra 10 MI S OF SIERRAVILLE (ALONG CA HWY 89) 1950 Comment
  CAS-BOT-BC18378  Carex W. Harnach; N. Harnach 1991-7-14 645 Sierra Sierra Valley. Coburn Lake, approximately 1/4 below outlet to lake. 2279 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
  RSA7945  Carex H. A. Barker 1957-6-28 749 Sierra Gold Lake. 1966 Comment
  SEINET10644458  Carex Lowell Ahart 1991-7-22 Ahart 6684 Sierra Growing on wet bare gravelly soil on the bottom of a very small branch of Pass Creek in French Meadow about 1/4 mile south of Henness Pass Road about 3 miles north-west of Webber Lake. Mountain Meadow in Red Fir Forest. 2134 Comment
  CDA38808  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 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak. Comment
  JEPS117603  Carex abrupta Lowell Ahart 2010-9-15 17191 Sierra Along the west sisde of a poor road, about 15 yards north of the first pond, about 20 yards northwest of the cabin, about 50 yards southwest of the middle pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) e 2134 Comment
  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
  RSA0037326  Carex amplifolia John F. Emmel 1993-7-1 1269 Sierra Sierra Nevada, east slope of Verdi Range; seep and stream 0.2 air mile NW of hill 5169, ca. 1.5 air miles SW of Verdi, Nevada. 1548 Comment
  CAS-BOT-BC17892  Carex angustata John Thomas Howell 1951-8-21 28250 Sierra Sierra Nevada. 5 miles from Calpine on road to Blairsden. 1524 Comment
  CHSC108082  Carex angustata Lowell Ahart 2011-9-23 17705 Sierra Growing around small cobbles on the south side of Pass Creek, south of Hennas Pass Road, west of French Meadow, east of Forest Road 70, about 3 miles (air) northwest of Webber Lake. 2015 Comment
  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
  CHSC55549  Carex angustata L. P. Janeway 1984-8-25 1085 Sierra At a lake just SW of Snag Lake. 2026 Comment
  CHSC69916  Carex angustata L. P. Janeway; Eric Schroder 1997-8-14 5331 Sierra Church Meadows; about 1.5 mi east of Gold Lake. 2042 Comment
  CHSC69919  Carex angustata L. P. Janeway; Eric Schroder 1997-8-20 5355 Sierra Church Meadows; about 1.5 mi east of Gold Lake. 2042 Comment
  SEINET10343587  Carex angustata L. P. Janeway, Eric Schroder 1997-8-14 5343 Sierra Freeman Meadow along Church Creek, about 2.3 miles east of Gold Lake. T21N R12E S23 NW4 NW4 2073 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
  UC1561808  Carex athrostachya Barbara Ertter with Tahoe Chapter CNPS 1987-6-27 7226 Sierra ca 12 air mi n Truckee (head of Little Truckee River, ca 1.5 mi e of Hwy 89 on Tahoe Nat'l Forest Rd S450, n edge of flat); Kyburz Flat, Little Truckee River 1920 Comment
  CAS-BOT-BC19401  Carex bolanderi Catherine Best 1981-6-19 s.n. Sierra Sierra Nevada. Herringtons, Sierra City. Comment
  CAS-BOT-BC34213  Carex canescens Lewis S. Rose; J. W. Stacey 1934-7-3 34324 Sierra Gold Lake. 1950 Comment
  HSC93306  Carex capitata Vernon H. Oswald, L. Ahart 1996-8-19 8221 Sierra Northern High Sierra Nevada; Yuba Pass-Weber Lake Rd. (Forest Route 12) 1.5 mi. S of the road to Haypress Valley 2195 Comment
  UC1256283  Carex capitata R. K. Gierisch 1969-6-25 3493 Sierra Anderson Mdw. Tahoe Forest, Anderson Mdw. 1950 Comment
  CHSC102950  Carex davyi Peter F. Zika 2009-8-23 24622 Sierra Sierra Nevada Highlands, n SNH. Above culvert, Forest Service Road 260, 1.05 road miles W of Route 89 on the signed (4 mi) road to Sagehen Campground; Sagehen Experimental Forest, Truckee Ranger District, Tahoe National Forest. 1990 Comment
  RSA757864  Carex davyi P. F. Zika 2009-8-23 24622 Sierra Above culvert, Forest Service Road 260, 1.05 road miles west of Route 89 on the signed road to Sagehen Campground. Sagehen Experimental Forest, Truckee Ranger Districk, Tahoe National Forest. 1990 Comment
  CAS-BOT-BC20605  Carex douglasii Catherine Best 1980-6-12 s.n. Sierra Sierra Nevada. Sardine Lake. 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
  SEINET10652827  Carex festiva Stephen T. Olney Olney s.n. Sierra Sierra Meadow. Comment
  CAS-BOT-BC20172  Carex filifolia var. erostrata R. K. Gierisch; D. H. Esplin 1969-6-25 3479 Sierra Tahoe Forest. Vic Saddle Meadow. 1950 Comment
  UCD140324  Carex filifolia var. erostrata Gurdev S. Khush 1959-5-10 27 Sierra ca. 14 miles north of Truckee and 1/2 mile from Little Truckee River on dirt road to Sardine Valley. 426 Comment
  CHSC46986  Carex fissuricola L. P. Janeway 1989-8-9 3564 Sierra Plumas National Forest. Northeast flank of Haskell Pk overlooking Hwy 89/Sulphur Cr. 2164 Comment
  UCR266840  Carex fracta Peter F. Zika 2013-6-28 26263 Sierra Northern Sierra Nevada Mountains, 4.2 road mi northwest of dam on Jackson Meadows Reservoir, 6 air km east-southeast of Keystone Mountain 1945 Comment
  JEPS88071  Carex heteroneura Vernon H. Oswald and Lowell Ahart 1996-8-19 8206 Sierra Yuba Pass-Weber Valley Rd (Forest Rt. 12) 1.3 mi s road to Bassetts (at creek); northern High Sierra Nevada, Long Valley Creek 2225 Comment
  CHSC105969  Carex hoodii Lowell Ahart 2010-9-15 17184 Sierra On the north edge of the first pond, south side of the road and west of the cabin, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak. 2134 Comment
  SEINET13370398  Carex hoodii S. B. Doten 1895-6-29 s. n. Sierra Dog Valley Comment
  UC733663  Carex integra L. S. Smith 1927-7-18 2106 Sierra Milton range section 16 Tahoe National Forest 2133 Comment
  CHSC55439  Carex jonesii L. P. Janeway 1984-9-15 1158 Sierra N-facing slope on ridge between Young America Lake and Tamarack Lake, on Tamarack Lake side. 2194 Comment
  JEPS118435  Carex lenticularis var. impressa Lowell Ahart 2011-9-23 17706 Sierra Growing around small cobbles on the south side of Pass Creek, south of Hennas Pass Road, west of French Meadow, east of Forest Road 70, about 3 miles (air) northwest of Webber Lake 2015 Comment
  CHSC46998  Carex lenticularis var. lipocarpa L. P. Janeway 1984-8-25 1061 Sierra At Snag Lake. 2026 Comment
  CHSC82993  Carex lenticularis var. lipocarpa L. P. Janeway; B. Castro 2001-7-1 7252 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
  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
  HSC93249  Carex luzulifolia Vernon H. Oswald, L. Ahart 1996-8-19 8197 Sierra Yuba Pass-Weber Lake Rd. (Forest Rt. 12), just S of road to Lincoln Valley 2256 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
  UC1133399  Carex luzulifolia L. S. Smith 1928-6-18 Sierra S of Loyalton (Jones Valley) 1981 Comment
  CAS-BOT-BC31574  Carex luzulifolia Lowell Ahart 1978-9-26 s.n. Sierra Mt. Fillmore. 670 Comment
  SEINET7966908 Image available Carex mariposana B. Hansen, J. Hansen 1972-6-12 925 Sierra summit of Yuba Pass on CA 49 Comment
  UC8080  Carex mariposana H. N. Bolander 1866-6 4962 Sierra Westfall's Meadow Sierra 2438 Comment
  UCD40236  Carex multicaulis Rodney Gale Myatt 1972-6-1 1575 Sierra Wild Plum Road, off of Hwy 49 and east of Sierra City. 1450 Comment
  SEINET10817225  Carex multicaulis Lawrence P. Janeway 1984-8-3 Janeway 964 Sierra Sierra City quad. T20N, R12E, NE1/4 of sec. 6. Top of ridge west of Packer Lake and north of Packer Saddle. South-facing slope along edge of loging skid-trail in logged red fir forest. Mostly open, dry. 2195 Comment
  SJSU9763  Carex multicaulis C. W. Sharsmith 1982-6-1 8686 Sierra near Sierra City 1280 Comment
  JEPS102677  Carex nebrascensis Lowell Ahart 2001-8-10 9069 Sierra Road gutter, on the east side of Hobart Mills Road, about 100 feet west of the power pole, about 1 mile (air) south of Stampede Reservoir. 1798 Comment
  JEPS25930  Carex nebrascensis W. L. Jepson 1918-8-18 8042 Sierra Sierra Valley 1524 Comment
  UCD140679  Carex nebrascensis Beecher Crampton 1958-6-24 4943 Sierra 12 miles south of Sierraville, along the Little Truckee River. 1828 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-BC119881  Carex nebrascensis R. K. Gierisch; D. H. Esplin 1969-8-25 3582 Sierra Unspecified. 2072 Comment
  CAS-BOT-BC119883  Carex nebrascensis Catherine Best 1982-7-11 733 Sierra In the meadow at the Yuba Summit near Hwy 49. 2042 Comment
  CAS-BOT-BC118927  Carex pellita Alice Eastwood 1918-6-29 7919 Sierra Loyalton 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
  UCD140753  Carex praegracilis A. A. Heller; P. B. Kennedy 1907-7-1 8668 Sierra Purdy. Comment
  CHSC54570  Carex raynoldsii Lowell Ahart 1991-7-22 6686 Sierra In French Meadow, near a small branch of Pass Creek, about 1/4 mile south of Henness Pass Road, about 3 miles north-west of Webber Lake. 2133 Comment
  CHSC47016  Carex rossii L. P. Janeway 1989-7-28 3532 Sierra Plumas National Forest. Northeastern slopes between Haskell Pk and Hwy 89/Sulphur Cr. 2057 Comment
  CHSC53545  Carex rossii L. P. Janeway 1984-8-3 968 Sierra Sierra Nevada crest north of Sierra Buttes and west of Packer Lake. 2164 Comment
  CHSC53658  Carex rossii L. P. Janeway 1984-8-25 1080 Sierra Near edge of small lake, just SW of Snag Lake. 2026 Comment
  UC1609341  Carex rossii Lowell Ahart 1993-9-10 7195 Sierra about 1 mi sw dirt road from Gibsonville to Johnsville (at the end of a poor dirt road where there is a camp, water ditch, and stream, n side of Mount Fillmore); Mount Fillmore 2133 Comment
  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
  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
  CHSC73472  Carex scopulorum var. bracteosa B. Castro; L. Gehrung, H. Durio 1995-9-14 653 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
  CHSC77252  Carex simulata G. Schoolcraft 1996-6-26 2526 Sierra Long Valley Creek near Halleluja Junction. 1524 Comment
  CHSC78279  Carex simulata Lowell Ahart 2000-7-13 8586 Sierra In a small boggy meadow, on a upper west branch of Black Jack Ravine, on the west side of Forest Highway 98, Harris Meadow, about 7 miles (air) northeast of Alleghany. 1615 Comment
  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
  CAS-BOT-BC117691  Carex simulata Gordon H. True 1966-7-21 3102 Sierra Sierra Valley, ca 1 mi N of Sattley 1493 Comment
  CAS-BOT-BC117693  Carex simulata W. R. Dudley 1909-8-25 s.n. Sierra Sieravelle Meadows. Comment
  CHSC105546  Carex specifica Lowell Ahart 2010-9-15 17193 Sierra Along the west sisde of a poor road, about 15 yards north of the first pond, about 20 yards northwest of the cabin, about 50 yards southwest of the middle pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak. 2134 Comment
  CHSC57143  Carex spectabilis L. P. Janeway; Garrett Gibson 1991-8-16 4138 Sierra Plumas National Forest. Northeast side of top of ridge between Mills Peak and Mohawk Gap; ca 1 1/4 mi southeast of Mills Peak. 2237 Comment
  POM203481  Carex spectabilis L. S. Rose 1934-7-7 34346 Sierra Ridge SW of Gold Lake. 2104 Comment
  SEINET13709206  Carex spectabilis S. B. Doten 1901-7-5 98 Sierra Webber Lake Comment
  UC835744  Carex spectabilis Lewis S. Rose 1934-7-7 34346 Sierra ridge sw Gold Lake 2103 Comment
  CAS-BOT-BC116987  Carex straminiformis John Thomas Howell; Gordon H. True 1970-7-14 5511 Sierra At Verdi Peak Lookout, Verdi Range. 2560 Comment
  JEPS63522  Carex subfusca W. L. Jepson 1934-8-6 16864 Sierra Yuba Pass 2011 Comment
  CAS-BOT-BC115864  Carex subfusca H. M. Hall; E. B. Babcock 1903-7-1 4497 Sierra Gold Lake 1950 Comment
  CAS-BOT-BC115871  Carex subfusca Lewis Samuel Rose 1934-7-10 34343 Sierra Meadow, Ridge W of Gold Lake. 2133 Comment
  CAS-BOT-BC115873  Carex subfusca Catherine Best 1980-6-12 s.n. Sierra Herrington's Sierra City. Comment
  SEINET13721858  Carex subfusca S. B. Doten 1901-7-2 70 Sierra [Sierra Nevada] Webber Lake Comment
  CAS-BOT-BC115436  Carex utriculata Robert F. Thorne; L. DeBuhr; C. W. Tilforth 1972-9-20 42362 Sierra Plumas National Forest: Desiccated margin of Snag Lake. 2057 Comment
  CHSC45250  Carex utriculata L. P. Janeway 1984-7-27 935 Sierra Around Grassy Lake. 1920 Comment
  OBI49278  Carex utriculata Lewis S. Rose 1934-7-3 34325 Sierra Gold Lake 1951 Comment
  RSA364688  Carex utriculata L. S. Rose 1934-7-3 34325 Sierra Meadow, Gold lake 1951 Comment
  CHSC45321  Carex vesicaria L. P. Janeway 1984-8-25 1060 Sierra At Snag Lake. 2026 Comment
  RSA252431  Carex vesicaria Robert F. Thorne, C. W. Tilforth 1969-9-6 39189 Sierra Just E of Highway from Snag Lake (SE of Gold Lake). 1951 Comment
  RSA286326  Carex vesicaria Robert F. Thorne 1974-7-30 45056 Sierra Tahoe National Forest: Goose, Haven and Snag Lakes areas. 2057 Comment
  POM203482  Carex vesicaria L. S. Rose 1934-7-9 34340 Sierra Squaw Lake near Gold Lake. 2012 Comment
  CHSC47085  Carex whitneyi L. P. Janeway 1989-8-16 3601 Sierra Plumas National Forest. Near top of ridge 1/2 mi SE of Chapman Saddle; ca 2 1/4 mi SE of Haskell Peak. 2133 Comment
  RSA8062  Cassiope mertensiana subsp. californica H. A. Barker 1927-8-14 840 Sierra Round Lake Ridge. 2256 Comment
  SEINET12027453  Castanopsis sempervirens H. H. Heller 1939-1 s.n. Sierra Balcony Point NE of Grant's Park Comment
  CAS-BOT-BC248956  Castilleja W. Harnach; N. Harnach 1990-6-13 363 Sierra Sierra Valley. Ramelli Ranch (USFS) 1487 Comment
  CAS-BOT-BC249013  Castilleja W. Harnach; N. Harnach 1989-7-16 233 Sierra Sierra Valley. Martinetti Ranch, along side Hwy 49 1511 Comment
  SEINET12288734  Castilleja J. G. Lemmon 1874-1 158 Sierra Sierra Co. &c Comment
  SD102836  Castilleja applegatei Darley Howe 1978-7-16 Sierra Along highway 89 ca. 10 miles north of Truckee 1951 Comment
  SJSU12219  Castilleja applegatei N. A. Hopkins 1982-6-19 1054 Sierra 1 mi S of Calpine 1524 Comment
  CHSC10684  Castilleja applegatei subsp. pinetorum Lowell Ahart 1969-5-27 Sierra Near Webber Lake by Highway 89. 2133 Comment
  CHSC37216  Castilleja applegatei subsp. pinetorum L. Ahart 1982-7-28 3706 Sierra Ca. 1/8 mi n of Pacific Mine, ca. 5 mi e of LaPorte. 1700 Comment
  CHSC63174  Castilleja applegatei subsp. pinetorum Loweel Ahart 1994-7-1 7422 Sierra On the north side of Henness Pass Road, at Keystone Gap, east of Kwystone Mountain, about 1 1/2 miles north-east of Middlewaters, about 11 miles (air) north-east of Alleghany. 1950 Comment
  JEPS9893  Castilleja applegatei subsp. pinetorum W. L. Jepson 1934-8-3 16849 Sierra 2 mi e Bassett Station (Pioneer road station); North Fork Yuba River 1706 Comment
  CAS-BOT-BC243734  Castilleja applegatei var. pinetorum John Thomas Howell; Gordon H. True 1970-7-14 5536 Sierra At Verdi Peak Lookout, Verdi Range, Sierra Nevada 2560 Comment
  JEPS4523  Castilleja lacera Rimo Bacigalupi with H. L. Mason and J. R. Sweeney 1953-7-7 4273 Sierra near Calpine (just above and s of marshy area); Sierra Valley 1493 Comment
  CAS-BOT-BC251405  Castilleja lemmonii J. G. Lemmon 1872-5-1 s.n. Sierra Sierra Valley Comment
  CAS-BOT-BC254093  Castilleja miniata Mrs. H. C. Cantelow 1938-7-2 s.n. Sierra 2 miles east of Downieville Comment
  CAS-BOT-BC254097  Castilleja miniata George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  CAS-BOT-BC254098  Castilleja miniata George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  CHSC53173  Castilleja miniata L. P. Janeway 1989-8-16 3593 Sierra Near top of ridge 1/2 mi SE of Chapman Saddle; ca 2 1/4 mi SE of Haskell Pk. 2133 Comment
  JEPS125650  Castilleja miniata Shuxiao Zhang 2015-7-8 009 Sierra On property south of Packer Lake and west of Tamarack Lakes, in Tahoe National Forest area. Comment
  JEPS30945  Castilleja miniata D. E. Breedlove 1962-6-13 3532 Sierra 11.3 mi s Sierraville (on State Hwy 89, on bank of Little Truckee River); Sierra Nevada, Little Truckee River 1905 Comment
  JEPS8016  Castilleja miniata Rimo Bacigalupi with Lawrence R. Heckard 1951-8-8 3485 Sierra about 6 mi n Sierra Buttes; Church Creek Meadows 2057 Comment
  JEPS8017  Castilleja miniata Rimo Bacigalupi with L. R. Heckard 1951-8-8 3484 Sierra 9 mi n and above Graeagle to Gold Lake road junction with Calif. Hwy. 49 (near summit of road, junction with Calif Hwy 49 (along the Yuba River), in the drainage of Frazier Creek); Frazier Creek 1920 Comment
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Jun 30 2009
  JEPS85210  Castilleja miniata Roy E. Buck, Steven Lee, Eric Smith, Andrea Gargas, et al. 1986-8-3 551 Sierra ca 4.7 air km sse Yuba Pass (upper Lincoln Meadow complex, near watercourse in meadow); Lincoln Meadow 2225 Comment
  SEINET14141858  Castilleja miniata W. Harnach, N. Harnach 1990-6-30 444 Sierra Yuba Pass. 2042 Comment
  CAS-BOT-BC254091  Castilleja miniata Lewis S. Rose 1934-7-13 34358 Sierra Stream banks, Gold Lake 1950 Comment
  SEINET10832392  Castilleja miniata Mary Susan Taylor, R. Wessel 1982-8-20 Taylor 5030 Sierra T20N R12E se sec 15. Sierra City quad. At Big Springs (Lavezolla fountain), on w side of Hwy 49, ca. 3 air mi ne of Sierra City. Riparian. 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
  SEINET13276717 Image available Castilleja miniata subsp. miniata George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-1 19426 Sierra Northern Sierra Nevada Mountains: along Hwy CA-89, c. 8 miles north of the Nevada County line (Sierraville 7.5' Q.) 1823 Comment
  UCR257705  Castilleja miniata subsp. miniata George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-7-22 19426 Sierra Northern Sierra Nevada Mountains, along Hwy CA-89, c. 8 miles north of the Nevada County line 1823 Comment
  RSA136825  Castilleja nana Arthur R. Kruckeberg 1954-8-2 3688 Sierra Just 0.5 mi. w of Sierra Buttes lookout. Tahoe National Forest 2439 Comment
  RSA8011  Castilleja payneae H. A. Barker 1927-7-11 798 Sierra Gold Lake. 1982 Comment
  CHSC43488  Castilleja pilosa Lowell Ahart 1978-7-29 1796 Sierra On the north side of Mount Fillmore, about 12 miles north-east of La Porte. 2133 Comment
  CHSC57316  Castilleja pilosa L. P. Janeway 1984-8-11 979 Sierra Northwest of Sierra Buttes. 2316 Comment
  JEPS77526  Castilleja pilosa L. R. Heckard with T. I. Chuang and R. C. Bacigalupi 1978-7-20 4896 a Sierra about 3 air mi ne Calpine (along road s of Beckwourth); Sierra Valley 1463 Comment
  OBI59424  Castilleja pilosa Rimo Bacigalupi, H. L. Mason & J. R. Sweeney 1953-7-7 4266 Sierra Near Calpine, Sierra Valley 1494 Comment
  SJSU5393  Castilleja pilosa N. A. Hopkins 1968-6-28 134 .5 Sierra Packer L 1950 Comment
  SEINET14164051  Castilleja pilosa var. pilosa W. Harnach, N. Harnach 1989-4-22 035 Sierra Sierra Valley, Sattley transfer station (dump). 1497 Comment
  UCR54283  Castilleja pruinosa B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-29 0938 Sierra Tahoe National Forest, 3.5 mi east of Downieville on Hwy 49. 1220 Comment
  JEPS4521  Castilleja tenuis Rimo Bacigalupi with H. L. Mason and J. R. Sweeney 1953-7-8 4291 Sierra from Hawley R.R. station on W.P. main line s to Loyalton (Middle of Sierra Valley); Sierra Valley 1481 Comment
  JEPS77529  Castilleja tenuis L. R. Heckard with T. I. Chuang and R. C. Bacigalupi 1978-7-20 4901 Sierra about 0.5 mi w Sierraville Comment
  JEPS77531  Castilleja tenuis L. R. Heckard with T. I. Chuang and R. C. Bacigalupi 1978-7-21 4903 Sierra about 1 mi n Calpine (along Route 89 to Blairsden, w of Sierra Valley) 1524 Comment
  JEPS77532  Castilleja tenuis L. R. Heckard with T. I. Chuang and R. C. Bacigalupi 1978-7-21 4903 A Sierra about 1 mi n Calpine (along Route 89 to Blairsden, w of Sierra Valley) 1524 Comment
  SBBG7050  Castilleja tenuis H. and M. Dearing 1939-7-4 3820 Sierra Gold Lake Comment
  SEINET14173437  Castilleja tenuis W. Harnach, N. Harnach 1989-5-21 109 Sierra Sierra Valley, 0.5 miles E of Calpine, Calpine Ranch. 1506 Comment
  CAS-BOT-BC48644  Ceanothus cordulatus Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Salmon Lake Comment
  CAS-BOT-BC64973  Ceanothus cordulatus D. H. Wilken; E. L. Painter 2007-6-15 16744 Sierra USFS road east of Gold Lake Hwy, 0.9 linear km ENE of outlet of lower Sardine Lake, SE of Lusk Meadows. 1925 Comment
  UC1070926  Ceanothus cuneatus var. cuneatus A. Lewis 1934-9-10 533 Sierra 1/2 mi w. Downieville; Downieville quad., Tohoe Nat. For. 914 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
  CHSC37645  Ceanothus integerrimus T. B. Devine 1981-8-15 746 Sierra S facing slopes near Lower Sardine Lake, ca. 2 mi NW of the junction of Gold Lake Road with Hwy 49. 1889 Comment
  CAS-BOT-BC205796  Ceanothus prostratus James R. Shevock 1985-5-19 11142 Sierra Northern Sierra Nevada. Tahoe National Forest. Along California highway 89, 1.4 miles south of Sierraville and about 21 miles north of Interstate 80 1700 Comment
  CAS-BOT-BC52105  Ceanothus prostratus R. K. Gierisch; D. H. Esplin 1969-6-27 3504 Sierra Tahoe Forest 1981 Comment
  CAS-BOT-BC52106  Ceanothus prostratus Bruce A. Stein 1981-5-16 542 Sierra Salmon Creek Rd 1 mile N of Hwy 49 near Sierra Buttes 1706 Comment
  CAS-BOT-BC52112  Ceanothus prostratus John Thomas Howell; Gordon H. True 1969-6-25 45847 Sierra 3 miles north of Bassetts on road to Gold Lake 1950 Comment
  CAS-BOT-BC53123  Ceanothus prostratus Belle R. Jackson 1932-6-1 s.n. Sierra Yuba Pass Comment
  POM285195  Ceanothus prostratus J. H. Morrison s.n. Sierra Soyalton, Sierra Nevad Mt, Sierra Valley. 1524 Comment
  UCD112657  Ceanothus prostratus Tim Metcalf 1973-5-19 60 Sierra 4 miles south of Loyalton on the canyon road. 1584 Comment
  SEINET5339358  Ceanothus prostratus G. Earl 1955-5-18 s.n. Sierra Dog Valley, NE of Verdi, Nevada. Very rough mountainous country. Found at south end of the Valley. 1829 Comment
  SEINET5339394  Ceanothus velutinus P. A. Lehenbauer 1937-6-8 89 Sierra 25 miles west of Reno, Nevada, on Truckee river at Iceland, south side of river by falls. 1676 Comment
  RSA758806  Ceanothus velutinus subsp. velutinus D. H. Wilken, E. L. Painter 2007-6-18 16756 Sierra State Highway 49 between Big Canyon and Turner Canyon, 1.6 km northeast of Yuba Pass. 1900 Comment
  CAS-BOT-BC400178  Ceratophyllum demersum J. G. Lemmon No date on label s.n. Sierra Weber Lake, Sierra Nevada Comment
  SJSU13981  Cercocarpus ledifolius N. A. Hopkins 1988-5-16 1404 Sierra Long Valley Rd near Dog Valley 1920 Comment
  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
  UC572365  Chaenactis douglasii var. douglasii G. T. Nordstrom 1936-7-9 929 Sierra 2 mi nw of Dog Valley; Sierraville 1981 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
  SJSU12239  Chamaesaracha nana N. A. Hopkins 1982-7-27 1099 Sierra 0.5 mi S of fire lookout station on Babbitt Peak, Bald Mt Range 2621 Comment
  SJSU14062  Chamaesaracha nana W. Savage 1964-6-16 Sierra by Hwy 89 1950 Comment
  CAS-BOT-BC165976  Chamerion angustifolium H. Albert Barker 1926-7-8 73 Sierra Gold Lake Ridge 2011 Comment
  CAS-BOT-BC68234  Cheilanthes gracillima Lowell Ahart 1982-7-28 3716 Sierra Near the Pacific Mine, about 5 miles east of La Porte. 1700 Comment
  UC1063747  Cheilanthes gracillima H. S. Yates 1935-6-29 5288 Sierra 1 mi n Gold Lake; Plumas Nat'l Forest, Downieville Quadrangle Comment
  UCSC003241  Cheilanthes gracillima Unknown 1981-8-29 283 Sierra In rock crevice on Rattlesnake Peak. 2195 Comment
  CAS-BOT-BC68233  Cheilanthes gracillima Lowell Ahart 1983-10-27 4470 Sierra Near Jackson Meadow Res. - found near the dirt road on the north side of Milton Res. 1800 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
  UCSB11859  Cheilanthes gracillima Hardham, Clare 1961-6-15 Sierra South side of Yuba Pass, Sierra Nevada Mtns. 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
  SEINET4175057  Chenopodium leptophyllum P. Lehenbauer 1937-6-8 111 Sierra 25 miles west of Reno, on Truckee river at Iceland, south side of river by falls 1676 Comment
  CAS-BOT-BC451365  Chimaphila menziesii Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Sierra Buttes Comment
  UCD167591  Chimaphila umbellata Chuck Hughes 2016-6-15 461 Sierra About 50 feet east of Plumbago Road, on the south side of Kanaka Creek. 1135 Comment
  CAS-BOT-BC451479  Chimaphila umbellata H. Albert Barker 1928-7-8 75 Sierra Gold Lake Ridge 2011 Comment
  UCD114620  Chorispora tenella Arthur M. Shapiro 1984-5-8 s.n. Sierra on ranch 1 mile north of Sierraville. 1511 Comment
  CAS-BOT-BC30108  Chrysolepis chrysophylla G. M. Noyes 1913-6-1 197 Sierra Forest Tahoe 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
  CDA10762  Chrysothamnus parryi subsp. nevadensis M. R. Pryor 1954-10-28 Sierra Loyalton. 0 Comment
  SEINET11860629  Chrysothamnus viscidiflorus J. G. Lemmon 1874-1 144 Sierra Sierra Co. &c Comment
  CAS-BOT-BC100852  Chrysothamnus viscidiflorus subsp. viscidiflorus Lemmon 1881-6-1 s.n. Sierra Sierra Val. Comment
  UC579582  Chrysothamnus viscidiflorus subsp. viscidiflorus C. G. Albertus 1935-9-20 285 Sierra 1.75 mi se Sierraville; Sierraville Quad. 1524 Comment
  CAS-BOT-BC100850  Chrysothamnus viscidiflorus subsp. viscidiflorus W. R. Dudley 1909-8-29 s.n. Sierra Sierra Valley Comment
  CAS-BOT-BC285267  Cirsium andersonii Margaret Williams 1974-8-28 74- 5 -57 Sierra West side of Verdi Ridge, Verdi Range 1493 Comment
  CDA1087  Cirsium arvense T. C. Fuller 1963-8-28 11176 Sierra Loyalton; N of school, roadside ditch and yard. 0 Comment
  CAS-BOT-BC284397  Cirsium arvense W. Harnach; N. Harnach 1990-9-3 527 Sierra 1/2 mile south of Alpers Ranch on turn of Hwy 49, Sierra Valley 1508 Comment
  CAS-BOT-BC284398  Cirsium arvense T. C. Fuller 1971-10-6 19932 Sierra Hwy 49 to Loyalton, 1.5 miles northeast of Sierraville, Sierra Nevada 1493 Comment
  CDA1312  Cirsium occidentale var. californicum R. Gross, D. Black 1972-5-12 s.n. Sierra 3 mi. NW of town of Forest; Roadside, Allegheny- Downieville Rd. 0 Comment
  JEPS78141  Cirsium occidentale var. candidissimum Gary W. Zamzow 1972-7-28 115 Sierra 5 mi s Sierraville (beside Hwy 89) 1828 Comment
  UC1119204  Cirsium occidentale var. candidissimum G. T. Nordstrom 1936-7-13 936 Sierra 3.8 mi se of Dog Valley; Sierraville 1524 Comment
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Jun 6 2014
  CAS-BOT-BC285547  Cirsium occidentale var. candidissimum W. Harnach; N. Harnach 1989-8-27 248 Sierra Sierra Valley 1524 Comment
  CAS-BOT-BC285548  Cirsium occidentale var. candidissimum John Thomas Howell; R. C. Barneby 1954-5-13 29540 Sierra North Fork Yuba River, 7.5 miles below Downieville 762 Comment
  JEPS110373  Cirsium occidentale var. venustum Lowell Ahart 2006-6-21 12806 Sierra On the southeast side of the Foote Road, about 3.7 miles (by road) southwest of Alleghany 1093 Comment
  CAS-BOT-BC286270  Cirsium scariosum H. M. Hall; E. B. Babcock 1903-7-1 4525 Sierra Sierra Nevada Mountains. Little Truckee River 1920 Comment
  CAS-BOT-BC438975  Cistanthe monosperma Lowell Ahart 1989-8-16 6381 Sierra At Ahart Sheep Camp, about 1 mile north-west of Milton Reservoir 1706 Comment
  CAS-BOT-BC228944  Cistanthe umbellata D. H. Wilken; E. L. Painter; M. Wetherwax 2007-6-17 16752 Sierra East end of Butcher Ranch Meadow, E of Butcher Ranch Crk, ca. 2 linear km W of Packer Lake, Sierra Buttes 1985 Comment
  CAS-BOT-BC228949  Cistanthe umbellata W. Harnach; N. Harnach 1989-6-24 173 Sierra Sierra Valley. Martinetti Ranch (Elvers) 1517 Comment
  CAS-BOT-BC228951  Cistanthe umbellata Javier Penalosa 1962-6-20 2537 Sierra Little Truckee Rd. at Hwy. 89 1905 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-BC172042  Clarkia gracilis subsp. gracilis James R. Shevock; Barbara Ertter 1986-6-1 11536 Sierra Along California highway 49, southeast slide of Sierra Valley at Rice Hill between Loyalton and Sierraville, Sierra Nevada 1650 Comment
  SEINET4145447  Clarkia lassenensis W. Harnach, N. Harnach 1990-6-10 358 Sierra Sierra Valley, Balderson Ranch (Antelope Valley) 1646 Comment
  UC585175  Clarkia lassenensis E. B. Babcock, G. L. Stebbins Jr. 1936-6-5 1732 Sierra 2 mi s Loyalton (near junction of Smithneck and Bear Valley Creek, se edge of valley); Sierra Valley 1600 Comment
  CHSC71150  Clarkia mildrediae subsp. lutescens L. P. Janeway 1994-7-1 4676 Sierra Rock Creek, 0.3 mi northwest of Canyon Creek; along Road 20N06 0.2 mi southwest of its crossing of Rock Creek. 1127 Comment
  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
  CAS-BOT-BC164841  Clarkia rhomboidea Catherine Best 1981-6-19 s.n. Sierra Herringtons, Sierra City Comment
  CHSC94180  Clarkia rhomboidea Lowell Ahart 2006-6-21 12798 Sierra On the west side of the Foote Road, about 4 miles (by road) southwest of Alleghany. 849 Comment
  JEPS110045  Clarkia rhomboidea Lowell Ahart 2006-6-21 12798 Sierra On the west side of the Foote Road, about 4 miles (by road) southwest of Alleghany 849 Comment
  SEINET4145685  Clarkia rhomboidea W. Harnach, N. Harnach 1990-6-10 357 Sierra Sierra Valley, Balderson Ranch (Antelope Valley) 1646 Comment
  SJSU14271  Clarkia rhomboidea N. A. Hopkins 1989-6-15 1532 Sierra c. 1.5 mi SW of Calpine, Sierra Valley 1524 Comment
  CAS-BOT-BC164964  Clarkia rhomboidea Peter H. Raven 1964-6-30 19615 Sierra Bank along the canyon of the North Fork of the Yuba River, 4.6 miles east of Downieville on State Highway 49 Comment
  UCR249139  Claytonia parviflora subsp. parviflora George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20767 Sierra Northern Sierra Nevada Mountains Foothills, Along CA-49, 1.2 miles north of the Yuba County line 901 Comment
  UCR53721  Claytonia parviflora subsp. parviflora B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-28 0891 Sierra Sierra Nevada Mtns., Convict Flat Picnic Area, on North Yuba River, 12 mi NE of Camptonville on Hwy 49 780 Comment
  UCR230982  Claytonia perfoliata George K. Helmkamp, E. A. Helmkamp 2011-6-9 17545 Sierra Northern Sierra Nevada Mountains Foothills, 5.9 miles north of Camptonville along CA-49, about 1.2 miles northeast of the Yuba Co. line 899 Comment
  CAS-BOT-BC440057  Claytonia perfoliata subsp. perfoliata Javier Penalosa 1962-6-20 2543 Sierra Little Truckee River at Highway 89. 1905 Comment
  CAS-BOT-BC440058  Claytonia perfoliata subsp. perfoliata Catherine Best 1981-6-17 s.n. Sierra Hwy 89 12 miles north of Truckee Comment
  CHSC10806  Claytonia rubra subsp. rubra Lowell Ahart 1969-5-18 Sierra Scales, 10 miles S. E. of La Porte. 1219 Comment
  SJSU12149  Claytonia rubra subsp. rubra N. A. Hopkins 1982-5-14 1046 Sierra 1.5 mi SW of Calpine, Sierra Valley 1524 Comment
  RSA21692  Clematis ligusticifolia Carl B. Wolf 1937-8-6 9052 Sierra Northern Sierra Nevada, North Fork of Yuba River, 5 miles above Downieville. 1067 Comment
  CDA35780  Clematis ligusticifolia J. R. Keck Jr., Horn 1994-7-12 PDR# 1035468 Sierra Along State Route 49 near Downieville. 0 Comment
  SEINET13396233  Collinsia parviflora S. B. Doten 1901-6-20 s.n. Sierra Little Truckee [River]. Comment
  CHSC1740  Collinsia torreyi V. Holt 1942-7-1 Sierra Gold Lake. 1950 Comment
  UCR63639  Collinsia torreyi B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-29 0960 Sierra Sierra Nevada Mtns., Plumas National Forest, c. l mi. south of Sierra County line on Hwy 89 1585 Comment
  SEINET13772026  Collomia grandiflora I. LaRivers 1969-7-25 s. n. Sierra Verdi Comment
  SJSU13886  Collomia grandiflora N. A. Hopkins 1986-7-15 1356 Sierra by County Rd A23 on W side of Sierra Valley 1508 Comment
  UCD32532  Collomia heterophylla Beecher Crampton 1954-5-10 1849 Sierra 6 miles northeast of Camptonville, along highway 49, at the foot of a black shale slope of a canyon of the north Yuba River. Comment
  UCSB16102  Collomia tinctoria Breedlove, Dennis 1962-6-13 Sierra Little Truckee River, 10.0 miles south of Sierraville on State Highway 89; Sierra Nevada 1950 Comment
  SD61128  Collomia tinctoria D. F. Howe 1964-7-28 3889 Sierra 5.5 mi. so. Of Gold Lake Lodge, Tahoe Natural Forest. 1829 Comment
  SEINET12278704  Collomia tinctoria J. G. Lemmon 1874-1 179 Sierra Comment
  SEINET5343841  Conium maculatum W. Harnach, N. Harnach 1994-7-25 808 Sierra 1/4 mi. west of Strang pond on Hwy 49 between Sierraville and Sattley 1504 Comment
  JEPS78069  Convolvulus arvensis Gary W. Zamzow 1972-7-11 76 Sierra 2.9 mi n Sattley (on road toward Loyalton) 1524 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
  SEINET6166169  Corallorhiza maculata W. Harnach, N. Harnach 1990-6-30 436 Sierra Sierra Valley, Yuba Pass 2042 Comment
  UC1326235  Corallorhiza maculata Theodore F. Niehaus 1965-6-24 590 Sierra Pipe Creek; where lower Canyon Creek Road crosses Comment
  JEPS64340  Corallorhiza maculata Alma Ames July, 1913 13 Sierra Peters Well Sierraville 1828 Comment
  RSA8045  Corallorhiza maculata H. A. Barker 1927-7-23 830 Sierra Above Deer Lake 2195 Comment
  SEINET6166290  Corallorhiza maculata P. B. Kennedy, S. B. Doten 1901-7-18 170 Sierra Near Webber Lake Comment
  SEINET13682453  Cordylanthus tenuis subsp. tenuis W. Harnach, N. Harnach 1994-8-12 826 Sierra Sierra Valley, ca 0.75 mile W of Calpine Reservoir on logging road. 1640 Comment
  CDA9214  Cornus nuttallii D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-2 6 .308 Sierra Haypress Creek. Wild Plum Campground along Route 49. 0 Comment
  RSA788069  Cornus nuttallii J. R. Shevock 1983-6-28 10526 Sierra Greenhorn Mountains. Along forest road 24S15 just east of Tiger Flat. 1951 Comment
  SEINET12137023  Cornus occidentalis J. G. Lemmon 1874-1 s.n. Sierra Sierra Co. &c Comment
  CAS-BOT-BC210387  Cornus sericea Elmer I. Applegate 1921-9-7 3357 Sierra Gold Lake 1981 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
  SEINET8480663  Cornus sericea var. sericea M. J. Williams 1969-9-13 s.n. Sierra Webber Lake 2065 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-BC401880  Corydalis caseana subsp. caseana Rimo Bacigalupi 1927-7-2 1628 Sierra Slopes above north fork of Yuba River halfway between Downieville and Sierra City Comment
  CAS-BOT-BC401882  Corydalis caseana subsp. caseana L. S. Smith 1938-7-15 2881 Sierra Tahoe National Forest. Near Simi's N.F. along Yuba River 1828 Comment
  CAS-BOT-BC290332  Crepis W. Harnach; N. Harnach 1989-5-9 069 Sierra Sierra Valley. Beaton Barn site 1502 Comment
  UC346569  Crepis acuminata E. B. Babcock 1928-6-12 150 Sierra along rd. 5 mi se Sierraville; Tahoe Nat. For., Onion Valley Comment
  SEINET7837060 Image available Crepis bakeri W. Harnach, N. Harnach 1992-5-10 682 Sierra South of Calpine, Mtn. Quail Road, Sierra Valley 1524 Comment
  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
  POM230955  Crepis bakeri G. Ledyard Stebbins, J. A. Jenkins 1937-5-23 2162 Sierra Along stream, headwaters of Dark Canyon 1921 Comment
  UC346505  Crepis bakeri subsp. bakeri E. B. Babcock 1928-6-13 142 Sierra along Lemmon Canyon rd 100 yd n forest bound. (s slope of mt.); Tahoe Nat. For., Sardine Pk. 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
  UC346568  Crepis intermedia E. B. Babcock 1928-6-12 151 Sierra along rd ca 5 mi se Sierraville; Tahoe Nat. For., Onion Valley Comment
  UC346571  Crepis intermedia E. B. Babcock 1928-6-13 149 Sierra along road 4 mi e Sierraville; Tahoe Nat. For., Lemmon Canyon Comment
  UC581224  Crepis intermedia E. B. Babcock and G. L. Stebbins Jr. 1936-6-3 1611 Sierra on hwy 1 1/2 mi s Sierraville 1600 Comment
  CAS-BOT-BC291566  Crepis intermedia W. Harnach; N. Harnach 1991-6-24 582 Sierra Antelope Valley 1706 Comment
  UC346524  Crepis intermedia E. B. Babcock 1928-6-12 125 Sierra Newman Pt. Sierra Valley (along road to Loyalton) Comment
  UC346525  Crepis intermedia E. B. Babcock 1928-6-12 124 Sierra Newman Pt. Sierra Valley (along road to Loyalton) Comment
  UC346540  Crepis intermedia E. B. Babcock and M. Navashin 1928-6-22 177 Sierra Reno rd. 12.8 mi fr. jct. <with> Loyalton rd. ((Sierraville)); Lemmon Canyon Comment
  UC346530  Crepis modocensis E. B. Babcock 1928-6-12 121 Sierra 3.3 mi n Truckee (on rd. to Hobart Mills) 1767 Comment
  SJSU12110  Crepis occidentalis N. A. Hopkins 1983-6-15 1136 Sierra Upper Long Valley W of Bordertown, eastern Sierra County 1584 Comment
  UC346513  Crepis occidentalis E. B. Babcock 1928-6-12 135 Sierra nr. and s Newman Pt. (along road from Sierraville to Loyalton); Sierra Valley Comment
  UC581288  Crepis occidentalis subsp. occidentalis E. B. Babcock and G. L. Stebbins Jr. 1936-6-3 1663 Sierra w side of valley 1/2 mi n Carmen Creek (e-facing slope); Sierra Valley 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
  CAS-BOT-BC290810  Crepis occidentalis subsp. pumila E. B. Babcock; G. L. Stebbins, Jr. 1936-6-3 1648 Sierra 1 mile northeast of Sattley Comment
  CHSC54552  Cryptantha affinis Lowell Ahart 1991-7-22 6691 Sierra In French Meadow, about 1/10 mile south of Henness Pass Road, about 3 miles north-west of Webber Lake. 2133 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
  SBBG89600  Cryptantha intermedia B. Pitzer, S. Morgan, H. Soldan 1988-5-27 874 Sierra above Ramshorn Cmpgrd, on Hwy 49, ca. 15 mi NE of Camptonville and ca. 5 mi W of Downieville 822 Comment
  SEINET12280841  Cryptantha leiocarpa J. G. Lemmon 1874-1 166 Sierra Comment
  UC1562299  Cryptantha simulans Lowell Ahart 1990-7-8 6552 Sierra about 12 mi ne La Porte (near Bunker Hill Ridge, on the w side of Mt. Etna); Mt. Etna 2072 Comment
  CDA11879  Cryptantha torreyana G. F. Hrusa, J. Jokerst 1991-7-5 8540 A Sierra Sierra Valley Region; Antelope Valley. Near Golden Dome. Comment
  SJSU4990  Cryptogramma acrostichoides N. A. Hopkins 1968-7-5 Sierra 0.5 mi W of Packer Lake 2072 Comment
  CDA9332  Cryptogramma crispa D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-21 6 .295 Sierra Above Sardine Lake on road to Sierra Butte. 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
  SJSU12267  Cuscuta occidentalis N. A. Hopkins 1984-6-21 1214 Sierra c. 0.25 mi E of Robinson Cow Camp 2011 Comment
  CAS-BOT-BC65020  Cusickiella douglasii W. Harnach; N. Harnach 1989-4-22 40 Sierra Sierra Valley. Van Vleck Ranch. 1498 Comment
  SEINET11242520  Cusickiella douglasii W. Harnach, N. Harnach 1989-4-22 040 Sierra Sierra Valley, Just S of the Calpine Rd./Co. Rd. A-23 intersection, Van Vleck Ranch. 1498 Comment
  JEPS82070  Cycladenia humilis var. humilis Paul C. Hutchison and Rimo Bacigalupi 1982-8-9 8442 Sierra 12 mi. n. by logging rd. Downieville (bottom of rd. to lookout just w. of summit, Saddleback Mt.); Saddleback Mt. 1798 Comment
  CHSC45879  Cymopterus terebinthinus var. californicus Lowell Ahart 1979-7-15 1959 Sierra North of the road that goes from La Porte to Johnsville, south-east part of Stafford Mountain, about 1 mile east of Mount Etna. 1676 Comment
  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
  CHSC73725  Cymopterus terebinthinus var. californicus B. Castro; M. A. Griggs 1997-7-10 767 Sierra Bunker Hill Ridgem on highest ridge crest SE of Duck Soup Pond, along Pacific Crest Trail. 2136 Comment
  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
  UC1100559  Cyperus squarrosus Herbert L. Mason 1952-8-17 14495 Sierra 1 1/2 mi. e. Calpine (junction of Calpine and Sierraville, Beckworth Rd.); Sierra Valley Comment
  CAS-BOT-BC70698  Cystopteris fragilis John Thomas Howell 1969-9-13 46102 Sierra Little Truckee River near outlet of Webber Lake 2042 Comment
  CHSC46169  Cystopteris fragilis Lowell Ahart 1981-6-23 2876 Sierra North of the dirt road and near the south-west base of Mount Etna, about 11 miles north-east of La Porte. 1828 Comment
  UC338434  Cystopteris fragilis J. G. Lemmon and wife Sep. 1882 Sierra Webber Lake Comment
  CAS-BOT-BC70704  Cystopteris fragilis J. G. Lemmon 1880-1-1 s.n. Sierra Mtns. of Webber Lake Comment
  UC338516  Cystopteris fragilis unknown Sierra Webber Lake Comment
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May 9 2006
  UC366558  Cystopteris fragilis J. G. Lemmon Sierra Cataract Canyon of Webber Lake Comment
  UC1100143  Damasonium californicum Malcolm A. Nobs and S. Galen Smith 1949-8-21 1519 Sierra ca. 2 mi. n.w. Loyalton (on Harriet Lane); Sierra Valley 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
  SJSU5071  Damasonium californicum G. R. Ostrander 1965-7-6 65 A Sierra Sattley-Calpine [-Beckwourth Rd.], 1.5 mi N of Sattley, Sierra Valley 1493 Comment
  SEINET11676400  Danthonia californica J. G. Lemmon 1874-1 s.n. Sierra Sierra Co. &c. Comment
  UCD60517  Danthonia californica var. californica G. Schoolcraft 2000-6-25 2908 A Sierra Knuthson Meadow, W of Sierra Valley. 1524 Comment
  CAS-BOT-BC194331  Danthonia unispicata W. Harnach; N. Harnach 1989-5-18 098 Sierra Calpine Ranch home, Sierra Valley 1505 Comment
  POM126616  Danthonia unispicata H. S. Yates 1935-6-29 5287 Sierra 1 mile N. of Gold Lake. 1982 Comment
  SEINET4566622  Danthonia unispicata W. Harnach, N. Harnach 1989-5-18 098 Sierra 0.5 miles E of Calpine, Calpine Ranch (home), Sierra Valley 1506 Comment
  UC580741  Danthonia unispicata H. S. Yates 1935-6-29 5287 Sierra 1 mi n Gold Lake; Plumas National Forest, Downieville Quadrangle 1981 Comment
  JEPS125920  Darlingtonia californica D. W. Taylor 2001-6-19 17790 Sierra Ca 1 mile NE of Union Hill, bog on the north side of Forest Road 20N35 about 0.5 miles E of the intersection with County Road 690. Comment
  SJSU12018  Darmera peltata N. A. Hopkins 1975-5-9 646 Sierra Woodruff Cr c. 1 mi S of Goodyears Bar 853 Comment
  SEINET8686934  Delphinium andersonii W. Harnach, N. Harnach 1989-4-30 045 Sierra Sierra Valley, E of Calpine, Calpine Ranch. 1504 Comment
  UC65999  Delphinium andersonii P. B. Kennedy 1901-7-8 132 Sierra Webber Lake Comment
  CAS-BOT-BC1418  Delphinium andersonii L. S. Smith 1927-5-30 2059 Sierra Sierra Valley, east of Nichols, Tahoe National Forest 1828 Comment
  CAS-BOT-BC1423  Delphinium andersonii W. Harnach; N. Harnach 1989-4-15 027 Sierra Sierra Valley. County line on road A-23. 1524 Comment
  CAS-BOT-BC8927  Delphinium depauperatum John Thomas Howell; Gordon H. True 1969-6-25 45853 Sierra 3 miles north of Bassetts on road to Gold Lake 1950 Comment
  CAS-BOT-BC8932  Delphinium depauperatum Joseph Gerber 1953-7-4 10 Sierra Lake Independence 2133 Comment
  RSA584782  Delphinium depauperatum J. T. Howell, G. H. True 1969-6-25 45853 Sierra 3 miles N of Bassetts on road to Gold Lake. 1951 Comment
  CAS-BOT-BC8942  Delphinium diversifolium subsp. harneyense W. Harnach; N. Harnach 1990-5-28 328 Sierra Sierra Valley, Balderson Ranch (Antelope Valley) 1554 Comment
  CHSC105983  Delphinium glaucum Lowell Ahart 2010-9-15 17169 Sierra Along stream, near open dry meadow, about 150 yards north of the cabin, about 40 yards north of the lower pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak. 2134 Comment
  CHSC92088  Delphinium glaucum Lowell Ahart 2005-8-30 12342 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
  RSA786374  Delphinium glaucum Gene St. Clair 1969-8-10 893 Sierra Devil's Post area Comment
  UCD95666  Delphinium gracilentum R. Randell 1996-5-26 25 Sierra Tahoe National Forest, Wild Plum Loop Road, 0.8 miles from Wild Plum Road, 1.25 miles from highway 49. 1500 Comment
  CAS-BOT-BC8785  Delphinium gracilentum f. versicolor Lowell Ahart 1969-5-18 s.n. Sierra Scales, 10 miles southeast of La Porte. 1219 Comment
  CAS-BOT-BC9880  Delphinium nudicaule H. D. Ripley; R. C. Barneby 1943-6-16 5787 Sierra NW of Calpine 1463 Comment
  CAS-BOT-BC9881  Delphinium nudicaule W. Harnach; N. Harnach 1990-4-19 263 Sierra Knuthson Meadows (Carmen Valley) 1548 Comment
  CAS-BOT-BC116149  Delphinium nuttallianum Lowell Ahart 1969-5-11 S. N. Sierra Near Beckwourth, Sierra Valley. 1219 Comment
  CHSC45509  Delphinium nuttallianum Lowell Ahart 1981-6-23 2873 Sierra Along the edge of a small stream, on the north side of the dirt road, near the base of Mount Etna, about 11 miles north-east of La Porte. 1828 Comment
  SBBG2207  Delphinium nuttallianum H. and M. Dearing 1939-7-4 3821 Sierra Gold Lake 1676 Comment
  SEINET8663556  Delphinium nuttallianum W. Harnach, N. Harnach 1991-7-14 633 Sierra Sierra Valley, Coburn Lake, ca 0.25 mile below outlet to lake. 2280 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-BC116144  Delphinium nuttallianum D. E. Breedlove 1962-6-13 3520 Sierra Along State Hwy. 89, 10.0 miles south of Sierraville. 1950 Comment
  CAS-BOT-BC116151  Delphinium nuttallianum L. S. Smith 1927-6-21 2069 Sierra East side Sierra Valley Comment
  CAS-BOT-BC116153  Delphinium nuttallianum L. S. Smith 1925-6-21 1585 Sierra Meadow near Sierraville. 1524 Comment
  POM270652  Delphinium nuttallianum J. H. Morrison s.n. Sierra Soyalton, Sierra Nevad Mt, Sierra Valley. 1524 Comment
  RSA98638  Delphinium nuttallianum Beecher Crampton 1954-5-10 1860 Sierra Hwy 89, 1 mile N of Sattley. 1555 Comment
  SEINET5338052  Delphinium nuttallianum R. J. Holl 1948-5-22 29 Sierra Dog Valley stream bank, 10 miles from Verdi. 1524 Comment
  JEPS75580  Deschampsia cespitosa subsp. cespitosa W. L. Jepson 1934-8-7 16870 Sierra Cold Creek near Sierraville; Cold Creek Comment
  SEINET4566969  Deschampsia danthonioides W. Harnach, Nancy Harnach 2000-5-22 898 Sierra Sierra Valley, 1.25 miles north of intersection of A-23 and Calpine Rd. E of Calpine 1497 Comment
  UC1256288  Deschampsia danthonioides R. K. Gierisch and D. H. Esplin 1969-7-8 3508 Sierra Saddle Meadow Tahoe Forest, Saddle Meadow Comment
  UC593527  Deschampsia danthonioides E. B. Babcock and G. L. Stebbins Jr. 1936-6-3 1645 Sierra 1/2 mi. n.e. Sattley (on Church ranch) Comment
  CAS-BOT-BC201926  Deschampsia elongata Lowell Ahart 1977-8-2 1513 Sierra On the north side of Mt. Fillmore. Mt. Fillmore is about 12 miles north-east of La Porte 2000 Comment
  CAS-BOT-BC201930  Deschampsia elongata Catherine Best 1981-6-18 s.n. Sierra Gold Lake Comment
  CHSC112373  Deschampsia elongata L. P. Janeway 2014-6-23 11402 Sierra Northern High Sierra Nevada. Plumas National Forest; Placer Diggings along Pine Grove Creek, just north of Pine Grove Cemetery, 1.3 air-km west-northwest of Howland Flat. 1646 Comment
  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
  CHSC53176  Deschampsia elongata L. P. Janeway 1989-8-16 3594 Sierra Plumas National Forest. Near top of ridge 1/2 mi SE of Chapman Saddle; ca 2 1/4 mi SE of Haskell Pk. Mdw at head of creek. 2133 Comment
  CAS-BOT-BC39737  Descurainia californica John Thomas Howell; Gordon H. True 1970-7-14 5552 Sierra Verdi Peak Road ca. 1 mile below Lookout. 2499 Comment
  CAS-BOT-BC43077  Descurainia longipedicellata Anna Head 1921-6-21 s.n. Sierra Feather River Region. Campbell Hot Springs. Comment
  CAS-BOT-BC43133  Descurainia pinnata subsp. brachycarpa W. Harnach; N. Harnach 1989-5-13 080 Sierra Sierra Valley. Martinetti Ranch (Elvers). 1517 Comment
  UCD83603  Descurainia sophia 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-BC402469  Dicentra formosa subsp. formosa Alice Eastwood 1918-4-6 6764 Sierra Downieville Comment
  CAS-BOT-BC402465  Dicentra formosa subsp. formosa T. C. Fuller 1962-6-14 9021 Sierra N. of Hwy 49 to Downieville, 4.9 mi. w. of Sierra City Comment
  RSA433579  Dicentra formosa subsp. formosa Glenn A. Gorelick 1967-6-17 s.n. Sierra Shenanigan Flat, 2 miles west of Indian Valley Comment
  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-BC402589  Dicentra uniflora Mrs. E. C. Sutliffe 1927-6-1 s.n. Sierra Salmon Lake 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
  UCR573  Dichelostemma capitatum subsp. capitatum Frank C. Vasek 1955-6-26 277 Sierra Northern Sierra Nevadas, Tahoe National Forest, north of Yuba River, Hwy 49, 1 mi east of Sierra City 1372 Comment
  JEPS124741 Image available Dichelostemma multiflorum M. Wheelis 1964-6-25 84 Sierra 4 mi W of of Downieville Highway 49. Comment
  CHSC50821  Dieteria canescens var. canescens Vernon Oswald; Lowell Ahart 1990-7-25 4385 Sierra Ca. 1.5 mi south of Staverville Rd between Balls Ranch and Old Fish Farm. 1950 Comment
  CHSC67428  Dieteria canescens var. canescens James D. Jokerst 1990-7-27 3174 Sierra Balls Ranch. Summit of Bald Mtn. Range at N end. 2621 Comment
  SJSU13992  Dieteria canescens var. canescens N. A. Hopkins 1988-8-9 1456 Sierra near Filippini Road ca. 4 miles W. of Loyalton, Sierra Valley 1493 Comment
  SJSU14027  Dieteria canescens var. canescens N. A. Hopkins 1988-8-9 1454 Sierra Highway 49, about midway between Sattley & Sierraville, Sierra Valley 1505 Comment
  CHSC43566  Diplacus grandiflorus Lowell Ahart 1976-5-22 1123 Sierra Along Highway 49, near Goodyears Bar. 914 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
  SEINET13703684  Diplacus mephiticus W. Harnach, N. Harnach 1989-6-24 162 Sierra Sierra Valley, 0.5 miles S of Sattley, Martinetta Ranch (Elvers). 1518 Comment
  CAS-BOT-BC154011  Diplacus torreyi Rimo Bacigalupi 1927-7-2 1585 Sierra Highway to Downieville about 8 miles northeast Camptonville Comment
  CAS-BOT-BC154013  Diplacus torreyi Rimo Bacigalupi 1927-7-2 1613 Sierra Along north fork of Yuba River halfway between Downieville and Sierra City Comment
  SEINET8564057  Dodecatheon P. B. Kennedy, S. B. Doten 1901-7-11 150 Sierra Creek below Webber Lake. Comment
  UC105780  Dodecatheon alpinum C. F. Sonne 1893-6-26 Sierra Independence Lakes Sierra Nevada Mountains, Independence Lakes 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
  SEINET8552984  Dodecatheon alpinum M. J. Williams, A. Tiehm 1974-6-2 74 -B-4 Sierra Meadow near Hwy 89, N of Hobart Mills. 1737 Comment
  JEPS103763  Downingia bacigalupii D. H. Wilken 1998-6-25 15611 Sierra Beckwourth-Calpine Rd, flats south of Carman Creek, ca. 3 linear km NE of Calpine, Sierre Valley 1520 Comment
  JEPS14444  Downingia bacigalupii W. L. Jepson 1918-8-17 8037 Sierra Sierra Valley 1524 Comment
  JEPS21566  Downingia bacigalupii L. T. Dempster 1958-7-13 1151 Sierra 2 mi n Sattley (on road to Portola) 1496 Comment
  POM311107  Downingia bacigalupii H. L. Mason 1952-7-17 14384 Sierra 1.5 miles E of Calpine at junction of Calpine with Sierraville-Beckwourth road; Sierra Valley; Sierra Nevada. 1524 Comment
  SEINET8039238  Downingia bacigalupii W. Harnach, N. Harnach 1989-6-4 128 Sierra Sierra Valley, 0.5 miles E of Calpine, Calpine Ranch (home). 1506 Comment
  UC416602  Downingia bacigalupii J. A. DeCow 1900-8-7 460 Sierra Campbell's Hot Springs Comment
  JEPS14496  Downingia bicornuta var. bicornuta W. L. Jepson 1918-8-17 8038 Sierra Sierra Valley 1524 Comment
  JEPS124628 Image available Downingia elegans Marge R. Kempf 1965-7-6 267 Sierra 2 miles NE of junction 89 and Sattley, Beckwourth. Comment
  SJSU12013  Draperia systyla N. A. Hopkins 1975-6-16 674 Sierra by trail above Pauley Cr between Second & Third Divides 1158 Comment
  CAS-BOT-BC401529  Drosera rotundifolia Kasper Pischel 1927-8-1 s.n. Sierra Salmon Lake Comment
  UCD161463  Drosera rotundifolia Barry Rice 2013-7-7 BR 130702 Sierra south of Port Wine Ridge Road. 1370 Comment
  UCD161466  Drosera rotundifolia Barry Rice 2013-7-24 BR 130713 Sierra south of Marvin Ranch Road. 1356 Comment
  CAS-BOT-BC159632  Drymocallis glandulosa var. glandulosa Javier Penalosa 1962-6-20 2533 Sierra Little Truckee R. at Hwy. 89 1905 Comment
  CAS-BOT-BC527345  Drymocallis glandulosa var. reflexa David D. Keck 1944-7-8 5402 Sierra 3 miles NE of Sierra City on North Fork fo North Fork of Yuba River near mouth of Sardine Creek 1584 Comment
  SEINET6691962  Drymocallis lactea var. lactea P. B. Kennedy, S. B. Doten 1901-7-23 210 Sierra Lincoln Valley Comment
  SBBG2648  Dudleya cymosa H. and M. Dearing 1939-5-9 3309 Sierra Indian Valley on N fork of Yuba River near Downieville Comment
  CHSC115172  Dudleya cymosa subsp. cymosa Lowell Ahart 2015-5-9 20168 Sierra On the north side of the Canyon Creek Trail, trail on the north side of the North Fork of the Yuba River, about 300 yards west of Highway 49, about one mile west of Indian Valley. 692 Comment
  SD237414  Dudleya cymosa subsp. cymosa G. 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
  RSA246610  Dulichium arundinaceum Robert F. Thorne, Larry E. DeBuhr, C. W. Tilforth 1972-9-20 42360 Sierra Plumas National Forest: Near pond N of Goose Lake. 2058 Comment
  RSA252445  Dulichium arundinaceum Robert F. Thorne, C. W. Tilforth 1969-9-6 39213 Sierra Haven Lake (between Goose and Snag Lakes). 1951 Comment
  UC1112286  Elatine chilensis Herbert L. Mason 1952-8-17 14494 Sierra 0.4 mi s Little Truckee River Bridge; Sierra Nevada; S of Little Truckee River Bridge, Sierra Co. 1920 Comment
  CAS-BOT-BC33444  Elatine gracilis Herbert L. Mason 1952-8-17 14494 Sierra 0.4 mile S of Little Truckee River Bridge 1920 Comment
  SEINET4853241  Elatine gracilis Herbert L. Mason 1952-8-17 14494 Sierra 0.4 mi S of Little Truckee River bridge. 1921 Comment
  UC985952 Image available Elatine heterandra Herbert L. Mason 1952-7-19 14450 Sierra 1.5 mi e Calpine (at junction of Calpine with Sierraville-Beckwourth road); Sierra Nevada, Sierra Valley; near Calpine, Sierra Valley 1524 Comment
  JEPS102512  Eleocharis acicularis Lowell Ahart 2001-9-28 9301 Sierra Around the drying ponds on the bottom of the Poverty Hill Hydraulic gold mine, north of Poverty Hill (town), about 4 miles (air) south of La Porte. 1524 Comment
  CHSC43526  Eleocharis bella Lowell Ahart 1975-8-17 953 Sierra In Jones Valley, about 3 miles west and 2 miles south of Webber Lake. 2286 Comment
  CHSC61890  Eleocharis bella Lowell Ahart 1993-9-10 7183 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
  UC116131  Eleocharis bella J. G. Lemmon 1874-1 219 Sierra 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
  CAS-BOT-BC494102  Eleocharis macrostachya William Harnach 2002-6-10 1077 Sierra Sierra Valley. Approx. 2 mi E of Calpine; 1.5 mi N of the intersection of Calpine Rd and Co. Rd. A-23 1493 Comment
  CAS-BOT-BC494123  Eleocharis macrostachya W. Harnach; N. Harnach 2000-8-23 983 Sierra Sierra Valley. 1.5 mi W of Sierraville, on Hwy 49. Strong Pond 1505 Comment
  JEPS113957  Eleocharis macrostachya W. and N. Harnach 2000-8-23 983 Sierra Sierra Valley 1.5 miles west of Sierraville, CA on Highway 49. Comment
  CAS-BOT-BC113145  Eleocharis palustris Willis Linn Jepson 1918-8-18 8044 Sierra Sierra Valley 1524 Comment
  JEPS19420  Eleocharis palustris W. L. Jepson 1918-8-18 8044 Sierra Sierra Valley 1524 Comment
  CHSC43523  Eleocharis quinqueflora Lowell Ahart 1978-9-26 1813 Sierra Small meadow, on the north side of Mount Fillmore, about 12 miles north-east of La Porte. 2011 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
  JEPS98327  Eleocharis quinqueflora Lowell Ahart 2000-7-9 8561 Sierra 7 1/2 air miles NE of La Porte (meadow S of the snow lake, 100 yds W of Pacific Crest Trail on Bunker Hill Ridge, 1 1/2 air miles SE of Pilot Peak) 1828 Comment
  UCR161035  Eleocharis quinqueflora Lowell Ahart 2000-7-13 8589 Sierra Upper W branch of Black Jack Ravine, on the W side of Hwy 98: Harris Meadow, c. 7 (air) mi NE of Alleghany 1616 Comment
  SEINET3441888  Eleocharis quinqueflora Unknown 2000-7-13 8589 Sierra Alleghany, Alleghany, about 7 air miles northeast, Harris Meadow, upper west branch of Black Jack Ravine, on the west side of Forest highway 98 1610 Comment
  CAS-BOT-BC112230  Eleocharis rostellata W. R. Dudley 1909-8-27 s.n. Sierra Near East Hot Springs, Sierra Valley Comment
  SEINET7587177 Image available Eleocharis suksdorfiana Lowell Ahart 2000-7-13 8588 Sierra 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
  SD134046  Elodea canadensis Lowell Ahart 1980-9-9 2614 Sierra Near Webber Lake. Growing in small man-made pond. 2200 Comment
  UCD138117  Elodea canadensis N. Hopkins 1976-9-17 888 Sierra Mudflats, Packer Lake inlet. 1828 Comment
  SJSU5094  Elodea nuttallii M. R. Kempf 1965-7-6 268 Sierra ditch by Sattley-Beckwourth Rd., 2 mi N of its junction with Hwy 89, Sierra Valley 1493 Comment
  CAS-BOT-BC227904  Elymus elymoides W. Harnach; N. Harnach 1990-6-30 430 Sierra Sierra Valley. Yuba Pass 2042 Comment
  CAS-BOT-BC227905  Elymus elymoides John Thomas Howell; Gordon H. True 1970-7-14 5508 Sierra At Verdi Peak Lookout, Verdi Range 2560 Comment
  CAS-BOT-BC227909  Elymus elymoides Melissa A. Berry 1957-6-28 s.n. Sierra Sierra Valley, Highway 89 1524 Comment
  SEINET12745645  Elymus elymoides P. B. Kennedy, S. B. Doten 1901-7-8 126 Sierra Webber Lake. Comment
  SEINET10564683  Elymus elymoides Lowell Ahart 1982-7-28 Ahart 3704 Sierra On dry rocky bare soil, ca. 1/4 mile N of Pacific Mine, ca. 5 mile E of La Porte. 1700 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
  CHSC44593  Elymus elymoides subsp. californicus Lowell Ahart 1977-8-2 1517 Sierra On a ridge on the west side of Mount Fillmore, near the summit of Mount Fillmore, about 12 miles north-east of La Porte. 2194 Comment
  CHSC94241  Elymus elymoides subsp. californicus Lowell Ahart 2006-6-21 12809 Sierra On the west side of the Foote Road, about 3.7 miles (by road) southwest of Alleghany. 1093 Comment
  SBBG129060  Elymus glaucus G. K. Helmkamp, E. A. Helmkamp 2013-6-5 20772 Sierra St Hwy 49, 1.2 mi N of the Yuba County line 901 Comment
  SEINET10554369  Elymus glaucus Henry N. Bolander Bolander 4852 Sierra Mount Bullion. Comment
  UCR257656  Elymus ponticus George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-7-22 19458 Sierra Northern Sierra Nevada Mountains, Henness Pass Road, 1.1 mile east of its junction with CA-89 at the north end of Kyburz Flat 1907 Comment
  SEINET10963945 Image available Elymus sitanion John Muir 1875-1 Muir s.n. Sierra Near Yosemite. Comment
  CDA31737  Elymus trachycaulus T. C. Fuller 1963-7-17 10928 Sierra North side of Dog Valley Rd., 1.0 miles northwest of Verdi, Nevada, just west of stateline in Sierra County. 0 Comment
  JEPS75579  Elymus trachycaulus W. L. Jepson 1934-8-7 16869 Sierra near Sierraville; Cold Creek Comment
  JEPS75675  Elymus trachycaulus W. L. Jepson 1934-8-7 16869 Sierra near Sierraville; Cold Creek Comment
  UCD62710  Elymus trachycaulus A. A. Beetle 1944-8-17 3051 Sierra 5 miles northeast of Sierraville. Above north fork of Yuba River. 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
  CHSC107917  Epilobium canum subsp. latifolium L. P. Janeway 2011-9-15 10732 Sierra Northern High Sierra Nevada. Plumas National Forest; at head of East Branch Slate Creek; along the road to Johnsville (Road 900; Road 22N12X) 7.7 road km east of Quincy-La Porte road; 0.8 air km west-northwest of Mt. Etna. 1948 Comment
  CHSC37218  Epilobium canum subsp. latifolium L. Ahart 1982-7-28 3701 Sierra Ca. 1/4 mi n of Pacific Mine, ca. 5 mi e of La Porte. 1700 Comment
  JEPS94401  Epilobium canum subsp. latifolium Vernon Oswald and Lowell Ahart 1997-8-19 8833 Sierra 3 air mi ne of Alleghany (County Road 309 on Pliocene Ridge 0.1 mi sw of Henness Pass Road (County Road 302)); Pliocene Ridge, County Road 309 1706 Comment
  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
  JEPS124832 Image available Epilobium densiflorum Marge Kempf 1965-7-6 263 Sierra In sierra Calley 1/4 mile from HWY 89 on the Calpine Beckworth Rd. Growing on the east side of the road. Comment
  SEINET13709907  Epilobium densiflorum Lowell William Ahart, Lowell William Ahart 2001-1 9082 Sierra Little Truckee River, 5 Air Mi. E of Webber Lake (T19N, R15E, sec 15, SW 1/4) 6300 Ft. 1920 Comment
  SJSU12264  Epilobium densiflorum N. A. Hopkins 1983-8-30 1165 Sierra c. 1 mi S of Calpine 1524 Comment
  SJSU14277  Epilobium densiflorum N. A. Hopkins 1989-8-28 1576 Sierra 1 mi SW of Calpine, Sierra Valley 1554 Comment
  RSA176440  Epilobium glaberrimum subsp. glaberrimum Peter H. Raven 1964-6-30 19612 Sierra Along the canyon of the North Fork of the Yuba River, 4.6 miles east of Downieville on State Highway 49 Comment
  CHSC54583  Epilobium hallianum Lowell Ahart 1991-7-22 6697 Sierra In French Meadow, about 1/4 mile south of Henness Pass Road, about 3 miles north-west of Webber Lake. 2133 Comment
  OBI48649  Epilobium hallianum Lewis S. Rose 2013-7-2 34302 Sierra Gold Lake Comment
  SEINET12861904  Epilobium hallianum P. B. Kennedy, S. B. Doten 1901-7-5 91 Sierra [Sierra Nevada] spring near Webber Lake Comment
  CHSC97003  Epilobium howellii L. P. Janeway; Susi Urie, Chris Christofferson, Linnea Hanson, M. 2007-7-19 9120 Sierra Northern High Sierra Nevada. Tahoe National Forest; in Wild Bill Canyon near the head of Berry Creek; 1.8 km southeast of Yuba Pass. In narrow transition area between part of meadow dominated by long-leaved Carex angustata (and mountain alder), and surrounding forest (red fir, lodgepole pine). 2035 Comment
  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
  UCD84194  Epilobium torreyi Ayzik Solomeshch 2009-6-8 s. n. Sierra Sierra Valley, Roen Ranch, along Westside Rd, ca. 2 km N of the intersection of Westside and Calpine Roads, ca. 1 km east of Westside Rd. 1493 Comment
  SEINET12074419  Epipactis gigantea J. G. Lemmon 1874-1 213 Sierra no further locality Comment
  SBBG47392  Equisetum arvense J. T. Howell 1969-9-13 46110 Sierra Little Truckee River near outlet of Webber Lake 2042 Comment
  CAS-BOT-BC57031  Equisetum arvense J. H. Hatton 1912-9-15 H- 49 Sierra Sierra National Forest, Blaney Meadows 2255 Comment
  UCD135414  Equisetum hyemale subsp. affine R. Randell 1996-5-26 24 Sierra Tahoe National Forest, Wild Plum Loop Road, 0.1 miles from Wild Plum Road, 1.25 miles from highway 49. 1450 Comment
  CDA9223  Equisetum hyemale var. californicum D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-2 6 .318 Sierra Haypress Creek. Wild Plum Campground along Route 49. 0 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-BC57850  Equisetum laevigatum D. E. Breedlove 1962-6-13 3530 Sierra On the bank of the Little Truckee River, on State Highway 89, 11.3 mi. s. of Sierraville; Sierra Nevada. 1905 Comment
  CHSC36190  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
  POM137472  Eremocarpus setiger Geo D. Butler 1910-7-28 1794 Sierra Near Yreka Comment
  CAS-BOT-BC174160  Eremogone aculeata Vincent Jones 1920-5-25 s.n. Sierra Cedar Glen Comment
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Mar 18 2018
  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
  SJSU12148  Eremogone congesta var. congesta N. A. Hopkins 1971-6-19 400 Sierra 0.25 mi N of Sattley, Sierra Valley 1524 Comment
  CHSC110247  Eremogone kingii var. glabrescens L. P. Janeway 2012-6-24 10898 Sierra Northern High Sierra Nevada. Top of band of serpentine along Sawmill Ridge 1.0 km southeast of Delahunty Lake and 2.7 km northwest of Mt Fillmore. 1901 Comment
  CAS-BOT-BC286691  Ericameria bloomeri L. P. Janeway; Garrett Gibson 1991-9-8 4141 Sierra Plumas National Forest, Beckwourth Ranger District. 1 1/2 mi east of Mills Peak, above Mohawk Valley 1905 Comment
  CDA4626  Ericameria bloomeri M. R. Pryor 1954-10-28 Sierra Loyalton. 0 Comment
  CHSC56846  Ericameria bloomeri L. P. Janeway; Garrett Gibson 1991-9-24 4144 Sierra Plumas National Forest. Upper reach of a tributary of Sulphur Creek, 1 mi east of Chapman Saddle and 2 3/4 mi east of Haskell Peak and 1 mi north of Beartrap Meadow. 2103 Comment
  JEPS117455  Ericameria bloomeri Lowell Ahart 2010-9-15 17156 Sierra Open areas, around trees, about 20 yards southeast of the cabin, about 20 yards southeast of the upper pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak 2134 Comment
  UC338675  Ericameria cuneata var. cuneata J. G. Lemmon 1877-8-30 218 Sierra Downieville Buttes Sierra Valley, Downieville Buttes Comment
  UC1119763  Ericameria nauseosa var. oreophila R. C. Wilson 1938-5-9 647 Sierra Sierraville Quad., Long Valley 1341 Comment
  CAS-BOT-BC299460  Ericameria nauseosa var. speciosa Roxana S. Ferris 1926-9-7 6841 Sierra Ebbett Pass Road, site of old town of Silver Mountain Comment
  UC195544  Ericameria nauseosa var. speciosa J. A. Decou 1900-8-1 465 Sierra Campbell's Hot Springs Comment
  UCD22404  Ericameria parryi L. Allen, A. M. Shapiro 2001-8-1 s.n. Sierra Heriot Road, 4 airline miles NE of Sierraville. Sagebrush-shrub steppe. 1524 Comment
  UCD131548  Ericameria parryi var. nevadensis K. M. Meyer; A. Townesmith 2007-7-15 117 Sierra Tahoe National Forest. 4 mi. N on Hwy 270, off I-80 W. 1749 Comment
  CHSC67466  Erigeron aphanactis var. aphanactis James D. Jokerst 1989-7-14 3139 B Sierra In forest ca. 0.5 mi SW of Balls Ranch. 1920 Comment
  JEPS41414  Erigeron aphanactis var. aphanactis J. G. Lemmon Sierra Sierra Valley Comment
  CAS-BOT-BC294476  Erigeron bloomeri var. bloomeri Catherine Best 1980-6-13 s.n. Sierra Sierra Valley on Hwy A23. 1 mi. north of the Calpine turn off Comment
  UC382599  Erigeron bloomeri var. bloomeri David D. Keck 1928-6-13 429 Sierra Newman Point Sierra Valley, Newman Point 1524 Comment
  CAS-BOT-BC297150  Erigeron concinnus var. concinnus A. A. Heller; P. B. Kennedy 1907-7-1 8664 Sierra Purdy Comment
  CAS-BOT-BC297202  Erigeron coulteri Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Lusk's Meadows Comment
  UCR257649  Erigeron divergens George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-7-23 19495 Sierra Northern Sierra Nevada Mountains, Stampede Dam Road, 1.7 miles north of the Nevada County line, just east of Stampede Reservoir 1770 Comment
  CAS-BOT-BC296898  Erigeron eatonii var. eatonii W. Harnach; N. Harnach 1990-5-6 279 Sierra Sierra Valley. On the slope behind the Montgomery Ranch east of Loyalton 1554 Comment
  SEINET8667244 Image available Erigeron eatonii var. sonnei W. Harnach, N. Harnach 2000-5-24 902 Sierra 1.2 miles west of the intersection of the Bear Valley Road and Smithneck Road. 3 miles south of Loyalton 1615 Comment
  UC572364  Erigeron filifolius G. T. Nordstrom 1936-7-25 965 Sierra 5 3/4 mi w Prudy; Sierraville Quadrangle 1950 Comment
  UC336102  Erigeron foliosus var. foliosus unknown Sierra Webber lake 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
  CHSC61782  Erigeron glacialis var. glacialis Lowell Ahart 1993-9-10 7223 Sierra On the north side of Mount Fillmore, about 1 1/2 miles south of the dirt road from Gibsonville to Johnsville. 2255 Comment
  CAS-BOT-BC300854  Erigeron glacialis var. glacialis Charlotte Pyle 1978-8-1 s.n. Sierra Sierra Buttes Comment
  CAS-BOT-BC295149  Erigeron inornatus Catherine Best 1983-8-29 867 Sierra Growing on the road above Packers Lake 1950 Comment
  SJSU14318  Erigeron inornatus N. A. Hopkins 1989-8-6 1569 Sierra on Deadmans Peak 1981 Comment
  JEPS41429  Erigeron inornatus var. inornatus W. L. Jepson 1934-8-4 16851 Sierra Pioneer road sta., 2 mi. e Barrett sta.; Yuba River, North Fork Comment
  UC177077  Erigeron inornatus var. inornatus J. G. Lemmon 1875-1 Sierra Comment
  CDA11837  Erigeron lassenianus var. lassenianus G. F. Hrusa, E. Sandoval 1993-5-3 11150 Sierra Sierra Valley Region; Antelope Valley. Comment
  CAS-BOT-BC295477  Erigeron lassenianus var. lassenianus Catherine Best 1979-6-14 s.n. Sierra Highway 89 near Sattley 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
  CAS-BOT-BC300264  Erigeron reductus var. reductus Mrs. E. C. Sutliffe 1927-10-1 s.n. Sierra Salmon Lake Comment
  CHSC63116  Erigeron reductus var. reductus Lowell Ahart 1994-7-1 7432 Sierra South of the larger pond, on the north side of Henness Pass Road, at Keystone Gap, east of Keystone Mountain, about 1 1/2 miles north-east of Middlewaters, about 11 miles (air) north-east of Alleghany. 1889 Comment
  JEPS95642  Erigeron reductus var. reductus Lowell Ahart 1994-7-1 7432 Sierra 11 air miles NE of Alleghany (S of the larger pond, N side of Henness Pass Road, at Keystone Gap, E of Keystone Mountain, 1 1/2 mi NE of Middlewaters) 1889 Comment
  CAS-BOT-BC300265  Erigeron reductus var. reductus Lowell Ahart 1975-8-17 s.n. Sierra 3 miles W and 1/2 mile S of Webber Lake Comment
  SEINET5708556 Image available Erigeron reductus var. reductus Lowell E. Urbatsch, D. Clark 1974-1 1513 Sierra Along trail above Sardine Lake, 0.8 mi W of rd to Gold Lake, 13.3 mi W of jct of 49 & 89.; Sardine Lake 1951 Comment
  JEPS94404  Erigeron strigosus var. septentrionalis Vernon Oswald and Lowell Ahart 1997-8-19 8838 Sierra 5.9 mi sw of Alleghany (Footes Crossing Road (County Road 191) on n side of the Middle Fork of Yuba River); Middle Fork of Yuba River 1066 Comment
  CAS-BOT-BC216036  Eriodictyon californicum Eva Kennedy 1909-1-1 9 Sierra Downieville Comment
  SJSU5005  Eriodictyon lobbii N. A. Hopkins 1968-6-30 135 Sierra c. 0.5 mi E of Packer L 1950 Comment
  JEPS57077  Eriogonum baileyi var. praebens J. G. Lemmon 1872-1 Sierra Sierra Valley Comment
  SJSU13987  Eriogonum caespitosum N. A. Hopkins 1988-5-16 1405 Sierra upper Dog Valley 1645 Comment
  UCD84071  Eriogonum douglasii Ayzik Solomeshch 2009-6-9 s.n. Sierra Sierra County. Sierra Valley. Harvey Ranch. Along Westside Road, ca. 1 km N of intersection of Westside Road and Calpine Road, ca. 200 m W of Westside Road. 1498 Comment
  UCSB16014  Eriogonum douglasii Breedlove, Dennis 1962-6-13 Sierra 1.5 miles north of Sierraville on State Highway 89; 1524 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
  SEINET527247  Eriogonum douglasii var. meridionale Paul Opler 2003-6-24 Sierra Hills south of Loyalton, Bear Valley road. 1951 Comment
  UC584320  Eriogonum douglasii var. meridionale G. L. Stebbins Jr. and J. A. Jenkins 1937-5-22 2127 Sierra mountain about 4 mi ne Loyalton 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
  RSA748766  Eriogonum lobbii var. lobbii K. M. Meyer, A. Townesmith 2007-7-17 130 Sierra Tahoe National Forest. 1 mile up road toward Lake of the Woods, off road 07. 2191 Comment
  RSA135962  Eriogonum lobbii var. lobbii Arthur R. Kruckeberg 1954-8-2 3680 Sierra On slate talus along trail to Sierra Buttes, 1/2 mile above upper Tamarack Lake. 2439 Comment
  CAS-BOT-BC263703  Eriogonum luteolum var. pedunculatum Alice Eastwood 1918-6-29 7870 Sierra Loyalton Comment
  SJSU13893  Eriogonum marifolium N. A. Hopkins 1986-6-30 1347 Sierra on a bald ridge 2158 Comment
  CAS-BOT-BC267379  Eriogonum marifolium var. marifolium Catherine Best 1984-6-16 993 Sierra At the edge of Hwy. 49 at the Yuba Summit Comment
  UCR249162  Eriogonum nudum George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20791 Sierra Northern Sierra Nevada Mountains Foothills, Along CA-49, 1.9 miles NE of the Yuba County line, NE of Camptonville 796 Comment
  SEINET7248595  Eriogonum nudum George K. Helmkamp, Elizabeth Helmkamp 2013-1 Sierra Comment
  CAS-BOT-BC260787  Eriogonum nudum var. deductum Gordon H. True 1971-9-7 7047 Sierra On Mt. Lola Trail, Cold Stream Canyon 2316 Comment
  UC1032206  Eriogonum nudum var. deductum A. Lewis 1934-8-5 342 Sierra 4 1/2 mi w Sierra City; Tahoe National Forest, Downieville Quadrangle Comment
  CHSC53051  Eriogonum nudum var. nudum L. P. Janeway 1989-8-16 3585 Sierra Plumas National Forest Beckwourth Ranger District. Near top of ridge 1/2 mi SE of Chapman Saddle; ca 2 1/4 mi SE of Haskell Pk. 2133 Comment
  JEPS125750  Eriogonum nudum var. oblongifolium William Harnach 2012-8-13 1293 Sierra Road 21N27 at the intersection with Road 21N27B, approximately 2.0 miles from Chapman Saddle, Plumas National Forest Comment
  UCR249161  Eriogonum nudum var. oblongifolium George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20792 Sierra Northern Sierra Nevada Mountains Foothills, Along CA-49, 1.9 miles NE of the Yuba County line, NE of Camptonville 796 Comment
  SJSU13958  Eriogonum ovalifolium var. nivale N. A. Hopkins 1986-7-30 1345 Sierra near Plumas Co line 2158 Comment
  CHSC67273  Eriogonum spergulinum var. reddingianum James D. Jokerst 1990-7-27 3188 Sierra Summit of Bald Mtn. Range near its center. 2621 Comment
  CAS-BOT-BC269966  Eriogonum spergulinum var. reddingianum Gladys L. Smith 1959-6-20 1246 Sierra On road betw. Gold Lake and Feather River Highway, at Plumas - Sierra county line 1981 Comment
  JEPS127474  Eriogonum strictum Steve Matson 2006-6-6 1624 Sierra nSNH; Dog Valley; NW of Verdi, NV; NE of Truckee. Comment
  UC566154  Eriogonum strictum var. proliferum E. Sawyer 1935-6-28 266 Sierra 1 1/2 mi sse Suttley; Sierraville Quadrangle 1493 Comment
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Apr 7 2015
  UCD19564  Eriogonum umbellatum Gerald Dickinson 1963-6-26 40 Sierra upper Sardine Lake area. 1828 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
  CHSC67685  Eriogonum umbellatum var. nevadense James D. Jokerst 1990-7-27 3209 Sierra Balls Ranch Surveys for Jones and Stokes. E face of Bald Mtn. Range. 2484 Comment
  POM148084  Eriogonum umbellatum var. nevadense George Haley 1927-8-6 s.n. Sierra Weber Lake. 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
  SJSU12194  Eriogonum umbellatum var. nevadense N. A. Hopkins 1983-9-1 1176 Sierra c.0.5 mi W of Packer L 2072 Comment
  SEINET10970705  Eriogonum umbellatum var. nevadense Mary Susan Taylor 1982-7-19 Taylor 4883 Sierra T19N R16E sw sec 18. Between Hwy 89 and Little Truckee River, ca. 1/4 mi n of Little Truckee Campground, ca. 12 mi sw of Sierraville. Comment
  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
  HSC96990  Eriogonum ursinum L. Ahart 2006-6-21 12836 Sierra Along road about 2.5 mi. W of Forest. 1398 Comment
  JEPS110053  Eriogonum ursinum Lowell Ahart 2006-6-21 12836 Sierra About 30 yards east of the road, about 2 1/2 miles (by road) west of Forest 1397 Comment
  JEPS56204  Eriogonum ursinum Miss Eva Kennedy 1909-1-1 Sierra Goodyears Bar 914 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
  UCD149525  Eriogonum ursinum G. L. Stebbins 1970-7-25 7074 Sierra Northwest ridge of Mount Fillmore. (Exact location unknown. Coordinates estimated by label maker.) 1950 Comment
  SEINET3411953 Image available Eriogonum ursinum Herbert McClean Evans, E. A. Helmkamp 1921-7-6 Sierra near Sardine Lake Comment
  SJSU11985  Eriogonum ursinum N. A. Hopkins 1984-6-21 1206 Sierra near Packer L 2011 Comment
  CHSC32063  Eriogonum ursinum var. ursinum L. Ahart 1968-6-29 23 Sierra Ca. 1 mi nw of Howland Flat, ca. 6 mi ne of La Porte. 1828 Comment
  JEPS78101  Eriogonum vimineum G. W. Zamzow 1972-6-27 25 Sierra intersection of Hwy 49 and road to Goodyears Bar (3 1/2 mi w of Downieville) 822 Comment
  UC1032308  Eriogonum vimineum G. T. Nordstrom 1936-7-13 934 Sierra 1.8 mi se Dog Valley; Tahoe National Forest, Sierraville Quadrangle Comment
  JEPS56131  Eriogonum vimineum J. G. Lemmon 1872-1 416 Sierra Sierra Valley Comment
  JEPS56132  Eriogonum vimineum J. G. Lemmon Ca. 1876 3088 Sierra Sierra Valley Comment
  CAS-BOT-BC112343  Eriophorum gracile E. C. Sutliffe 1918-7-1 s.n. Sierra Lush Meadows Comment
  UC1794984  Eriophyllum lanatum R. K. Brummitt 1997-6-3 19651 Sierra 9 km S of Downieville, near Forest 1500 Comment
  UCR206560  Eriophyllum lanatum var. achilleoides George K. Helmkamp, E. A. Helmkamp 2009-5-28 14845 Sierra Northern Sierra Nevada Foothills, along CA-49, 1.6 miles north of the Yuba County line 902 Comment
  UCR249641  Eriophyllum lanatum var. achilleoides George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20781 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
  LA83351  Eriophyllum lanatum var. grandiflorum O. H. Kappler; 1946-7-20 1339 Sierra N Fork, Yuba River 822 Comment
  JEPS124636 Image available Eriophyllum lanatum var. integrifolium Reinhard Jockel 1969-6-27 11 Sierra On serpentine slope, just by turnoff to Goodyear Bar off highway 49. Comment
  CHSC67871  Eryngium alismifolium James D. Jokerst 1985-8-20 2575 Sierra Ca. 100 m E of Westside Rd., 2 mi S of Plumas Co. Line. 1493 Comment
  UCD84089  Eryngium alismifolium Ayzik Solomeshch 2009-6-9 s.n. Sierra Sierra County. Sierra Valley. Harvey Ranch. Along Westside Road, ca. 1 km N of intersection of Westside Road and Calpine Road, ca. 200 m W of Westside Road. 1498 Comment
  UC1087821  Eryngium alismifolium Ornduff 1958-7-14 5009 Sierra along Heriot Lane 3 mi. from its junction with Hwy. 49 Sierra Valley 1371 Comment
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Mar 27 2014
  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
  CAS-BOT-BC54949  Erysimum perenne Lester Rowntree 1935-6-15 s.n. Sierra Above Downieville. Comment
  SJSU12071  Erythranthe bicolor N. A. Hopkins 1975-7-24 712 Sierra near Forest by rd to Alleghaney 1219 Comment
  CHSC52840  Erythranthe breweri L. P. Janeway 1984-7-29 946 Sierra Ridgetop saddle area near USFS Rd 28 (21N11) ca 3 1/2 mi from Gold Lake. 2225 Comment
  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
  SJSU12072  Erythranthe breweri N. A. Hopkins 1973-6-22 567 Sierra by NW side of Packer L 1898 Comment
  CHSC43996  Erythranthe guttata L. P. Janeway 1984-8-18 1009 Sierra Near middle of mdw near the second switchback (towards southeast) from Packers saddle. 1981 Comment
  SBBG129061  Erythranthe moschata G. K. Helmkamp, E. A. Helmkamp 2013-6-5 20765 Sierra CA-49, 1.2 mi N of the Yuba County line 901 Comment
  CHSC43489  Erythranthe nasuta Lowell Ahart 1978-6-4 1758 Sierra Along the edge of the Foote Road, about 4 miles south of Alleghany. 1219 Comment
  SJSU12027  Erythranthe pulsiferae N. A. Hopkins 1983-7-9 1151 Sierra 1 mi SW of Calpine 1524 Comment
  CHSC32068  Erythronium purpurascens L. Ahart 1977-4-20 1318 Sierra 5 mi ne of Alleghany. 1500 Comment
  CHSC62143  Erythronium purpurascens B. Castro 1987-5-8 64 Sierra Ca 6 air mi NE of Strawberry Valley, ca 0.25 mi SE of Poverty Hill, at the old Poverty Hill placer mine. 1386 Comment
  CAS-BOT-BC177104  Eucephalus breweri J. Semple; S. Heard 1986-8-13 8404 Sierra Ca-49, W of Yuba Pass, campground 1737 Comment
  CAS-BOT-BC310401  Eucephalus breweri A. R. Kruckeberg 1954-8-2 3687 Sierra Just 1/2 mi. w of Sierra Buttes lookout, Tahoe N.F. 2438 Comment
  CHSC61913  Eucephalus breweri Lowell Ahart 1993-9-24 7251 Sierra On the north side of Mount Fillmore, about 3/4 mile south of the dirt road from Gibsonville to Johnsville. 2133 Comment
  CAS-BOT-BC310549  Eurybia integrifolia George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  CHSC40978  Eurybia integrifolia James D. Jokerst 1984-7-23 2110 Sierra Several miles east of Sierra City, ca 200 feet north of Haypress Creek. 1767 Comment
  JEPS87513  Eurybia integrifolia Lowell Ahart 1993-9-10 7176 Sierra about 1 mi sw dirt road from Gibsonville to Johnsville (n side of Mount Fillmore, on w side and near end of poor dirt road that leads to a camp and stream); Mount Fillmore 2133 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
  UCR249994  Festuca occidentalis George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20785 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
  CHSC57110  Festuca viridula L. P. Janeway; Garrett Gibson 1991-7-22 4091 Sierra Plumas National Forest. North-facing slope 1/2 mi due east of Mohawk Gap (along road 21N31B). 2225 Comment
  CAS-BOT-BC53818  Frangula rubra Rimo Bacigalupi 1927-7-4 1621 Sierra Slopes above north fork of Yuba River, 2 miles west of Yuba Pass 2072 Comment
  SD61007  Frangula rubra subsp. obtusissima D. F. Howe 1964-7-28 Sierra 5.5 mi. so. Of Gold Lake Lodge, Tahoe Nat. Forest 1829 Comment
  CAS-BOT-BC59593  Frangula rubra subsp. rubra Carl B. Wolf 1937-8-6 9042 Sierra Northern Sierra Nevada, no. fork of Yuba River, 2 1/2 mi. above Downieville. 975 Comment
  SJSU5528  Fritillaria atropurpurea N. A. Hopkins 1970-6-11 323 Sierra NE of Packer Lake 1828 Comment
  SEINET12347233  Galium aparine F. H. Utech 1990-6-5 90 -878 Sierra Tahoe NF, American Flat area, Oregon Creek Fork, ca 1.5 mi NNE of Pliocene Station on NF Rd S300 1000 Comment
  SJSU12271  Galium triflorum N. A. Hopkins 1984-8-4 1227 Sierra c. 1.5 mi SW of Calpine 1524 Comment
  CAS-BOT-BC182235  Garrya fremontii Lowell Ahart 1976-7-30 s.n. Sierra Mt. Fillmore 1981 Comment
  CAS-BOT-BC182239  Garrya fremontii Mrs. E. C. Sutcliffe 1925-10-1 s.n. Sierra Salmon Lake Comment
  CAS-BOT-BC182244  Garrya fremontii Rimo Bacigalupi 1927-7-2 1614 Sierra along north fork of Yuba River halfway between Downieville and Sierra City Comment
  CHSC115927  Garrya fremontii L. P. Janeway 2015-8-26 11851 Sierra Northern High Sierra Nevada. Plumas National Forest; south slope of Sawmill Ridge overlooking East Branch Slate Creek. 1737 Comment
  JEPS114618  Garrya fremontii Lowell Ahart 2008-6-4 14808 Sierra On the north side of Forest Road 98, about 2 miles (air) northeast of Harris Meadow, about 9 1/2 miles (air) northeast of Alleghany 1906 Comment
  RSA8557  Garrya fremontii Elmer I. Applegate 1921-9-12 3387 Sierra On road between Gold Lake and Sierra City. Comment
  SDSU7182  Garrya fremontii D. F. Howe 1964-7-28 3879 Sierra 5.5 miles south of Gold Lake Lodge, Tahoe National Forest. 1829 Comment
  SJSU10866  Garrya fremontii M. D. Fleschner 1965-6-29 Sierra Sand Pond c. 6 mi NW of Sierra City on State Rte 49 1706 Comment
  CAS-BOT-BC478890  Gayophytum Lowell Ahart 1983-10-27 4491 Sierra Near a dirt road that is about 2 miles south-east of Jackson Meadows Res., about 1 mile south of Pass Creek, near Jackson Meadows Res. 2200 Comment
  UC1561884  Gayophytum diffusum subsp. diffusum Barbara Ertter with Tahoe Chapter CNPS 1987-6-27 7217 Sierra on Tahoe Nat'l For. Rd S450 ca 1.5 mi e Hwy 89 (head of river, ca 12 mi n of Truckee, upper end of flat n of road); Little Truckee River, Kyburz Flat 1920 Comment
  CHSC61924  Gayophytum diffusum subsp. parviflorum Lowell Ahart 1993-9-24 7256 Sierra On the east side of the stream on the north side of Mount Fillmore, west of the poor dirt road that ends at a stream, about 3/4 mile south of the dirt road from Gibsonville to Johnsville. 2133 Comment
  JEPS87375  Gayophytum diffusum subsp. parviflorum Lowell Ahart 1993-9-24 7256 Sierra n side Mount Fillmore (about 0.75 mi s of the dirt road from Gibsonville to Johnsville, w of poor dirt road that ends at a stream, slope on e side of stream) 2133 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
  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
  RSA772435  Gayophytum heterozygum L. Ahart 2010-9-15 17163 Sierra About 20 yrds NW of the cabin, about 50 yrds SW of the middle pond, At the spring, About 2.75 air miles north of Yuba Pass on Hwy 49, about 4 air miles east of Haskell Peak. 2135 Comment
  RSA39081  Gayophytum heterozygum P. A. Munz 1948-8-11 12330 Sierra Carvin Creek on Hwy 49, NE of Sierra City 1738 Comment
  SBBG128002  Gayophytum heterozygum L. Ahart 2010-9-15 17163 Sierra ca. 20 yards NW of the cabin, ca. 50 yards SW of the middle pond, at the spring, ca. 2.75 mi N of Yuba Pass on Hwy 49, ca. 4 mi E of Haskell Peak 2134 Comment
  UCSB15815  Gayophytum humile Breedlove, Dennis 1962-6-13 Sierra State Highway 89, 9.3 miles north of Sierraville 1524 Comment
  SEINET4153117  Gayophytum racemosum W. Harnach, N. Harnach 1989-6-27 181 Sierra Sierra Valley, Calpine Ranch (home) 1506 Comment
  JEPS48519  Gentiana newberryi L. S. Smith 1928-6-30 2456 Sierra along Yuba Pass Road Tahoe Forest 1981 Comment
  SEINET8586373  Gentiana newberryi W. Harnach, N. Harnach 1990-8-17 516 Sierra Sierra Valley. 1.5 miles S of Sattley, Strang Ranch (Elvers back-80). 1524 Comment
  POM297948  Gentiana newberryi J. G. Lemmon 1874-1 191 Sierra [No location information provided on label.] Comment
  SEINET8586382  Gentiana newberryi T. W. Richardson 2002-8-10 s.n. Sierra Perrazzo Meadows, ca 100 meters S of Nenness Pass Road (County Road 301). 2018 Comment
  CHSC80951  Gentiana newberryi var. tiogana Lowell Ahart 2001-8-10 9103 Sierra Meadow on the south side or the river, about 200 yards southwest of the dam, diversion dam across the Little Truckee River (water flows to Sierra Valley), about 150 yards south of Fiberboard Road (Forest Road 18), about 1/8 mile north of Henness Pass Road, about 5 miles (air) east of Webber Lake. 1920 Comment
  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
  CHSC59544  Gentianopsis simplex Lowell Ahart 1992-8-6 6915 Sierra North of Black Jack Ravine, about 1 mile south of Granite Mountain, about 1/2 mile west of Harris Meadow. 1676 Comment
  JEPS88184  Gentianopsis simplex Vernon H. Oswald and Lowell Ahart 1996-8-19 8219 Sierra Yuba Pass-Weber Lake Rd. (Forest Rt. 12) 1.5 mi. s. of rd. to Haypress Valley (meadow below the rd.); n. High Sierra Nevada 2194 Comment
  UC568788  Gilia brecciarum subsp. brecciarum G. L. Stebbins Jr. and J. A. Jenkins 1937-5-22 2137 Sierra about 3 1/2 mi e Loyalton; e of Loyalton 1615 Comment
  UC568789  Gilia brecciarum subsp. brecciarum G. L. Stebbins Jr. and J. A. Jenkins 1937-5-22 2138 Sierra about 3 1/2 mi e Loyalton; e of Loyalton 1615 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
  JEPS75451  Glyceria elata W. L. Jepson 1934-8-2 16787 Sierra 2 mi e Bassett (Pioneer road station); North Fork Yuba River 1706 Comment
  SEINET4584663  Glyceria elata W. Harnach, N. Harnach 1992-7-4 696 Sierra Sierra Valley, Martinetti Ranch, Barry Creek, approx 0.5 miles south of Sattley 1524 Comment
  UCD66842  Glyceria elata A. A. Beetle 1944-8-17 3053 Sierra 5 miles northeast of Sierraville, above north fork of Yuba River. Comment
  SEINET4584684  Glyceria grandis P. Kennedy, S. Doteir 1901-7-23 212 Sierra Lincoln Valley Comment
  CAS-BOT-BC302660  Gnaphalium palustre John Thomas Howell 1955-7-20 30885 Sierra Near Calpine 1508 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
  SEINET8770731 Image available Gnaphalium palustre H. L. Mason 1952-1 14451 Sierra 1.5 miles east of Calpine at junction of Calpine with Sierraville-Beckwourth road. Sierra Valley 1524 Comment
  SEINET8770735 Image available Gnaphalium palustre W. Harnach, N. Harnach 2000-6-17 921 Sierra Sierra Valley; approx. 1 mile north of Sattley, CA on A-23 1497 Comment
  SJSU12262  Gnaphalium palustre N. A. Hopkins 1983-7-9 1157 Sierra 1 mi SW of Calpine 1524 Comment
  UCD84205  Gratiola ebracteata Ayzik Solomeshch 2009-6-8 s. n. Sierra Sierra Valley, Roen Ranch, along Westside Rd, ca. 2 km N of the intersection of Westside and Calpine Roads, ca. 1 km east of Westside Rd. 1493 Comment
  CAS-BOT-BC304685  Grindelia squarrosa W. Harnach; N. Harnach 1990-9-24 530 Sierra Sierra Valley. Parlentti Ranch (100 yds so. of gate) 1505 Comment
  CHSC50818  Grindelia squarrosa var. serrulata Vernon Oswald; Lowell Ahart 1990-7-25 4394 Sierra Staverville Rd 1.5 mi west of Hwy 395. Roadside. 1584 Comment
  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
  SBBG120356  Hackelia micrantha D. Wilken with E. Painter, M. Wetherwax 2007-6-17 16748 Sierra E end of Butcher Ranch Meadow, E of Butcher Ranch Crk, ca. 2 linear km W of Packer Lake 1985 Comment
  SEINET11744502  Hackelia micrantha W. Harnach, N. Harnach 1990-6-30 456 Sierra Yuba Pass. 2042 Comment
  SEINET11849257  Haplopappus racemosus subsp. glomeratus J. G. Lemmon 1874-1 98 Sierra Sierra Co. &c Comment
  CAS-BOT-BC306728  Helenium bigelovii A. R. Kruckeberg 1954-7-31 3657 Sierra Near Sacramento Boys Camp, Packer Lake road, Lakes Basin Recreation Area. Sierra Buttes area Comment
  RSA125802  Helenium bigelovii Arthur R. Kruckeberg 1954-7-31 3657 Sierra Near Sacramento Boys Camp, Packer Lake road, Lakes Basin Recreation area. Sierra Buttes Comment
  SEINET11196750 Image available Helianthella californica P. B. Kennedy, S. B. Doten 1901-7-8 130 Sierra Webber Lake Comment
  SEINET11196753 Image available Helianthella californica P. B. Kennedy 1901-7-8 117 Sierra Near Webber Lake Comment
  CAS-BOT-BC383102  Helianthella californica subsp. nevadensis Andrew Townesmith; Karen M. Meyer 2007-7-18 832 Sierra Tahoe National Forest, Sierraville Ranger District. 2.1 miles N of Forest Service road 07 on Forest Service road 07-40 2291 Comment
  JEPS16747  Helianthella californica subsp. nevadensis Rimo Bacigalupi with H. L. Mason and J. R. Sweeney 1953-7-7 4271 Sierra near Calpine; Sierra Valley 1493 Comment
  CAS-BOT-BC314812  Helianthella californica var. nevadensis Carl B. Wolf 1937-8-6 9063 Sierra 1/2 mi. NE of Gold Lake, Northern Sierra Nevada 1920 Comment
  CHSC53235  Helianthella californica var. nevadensis L. P. Janeway 1989-8-16 3597 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
  SEINET11196756 Image available Helianthella californica var. nevadensis M. J. Williams, B. Trowbridge, G. H. True Jr, A. Tiehm 1977-7-26 77- 48 -1 Sierra Independence Lake 2118 Comment
  CAS-BOT-BC314810  Helianthella californica var. nevadensis H. N. Bolander; Dr. Kellogg No date on label. s.n. Sierra Unspecified 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-BC305368  Helianthus annuus W. Harnach; N. Harnach 1989-8-27 249 Sierra Sierra Valley. Strang corrals 1499 Comment
  JEPS95006  Helianthus bolanderi Vernon Oswald and Lowell Ahart 1997-8-19 8837 Sierra 5.3 mi sw of Alleghany (Footes Crossing Road (County Rd 191) on n side of the Middle Fork of Yuba River); Footes Crossing Road, Middle Fork of Yuba River 1066 Comment
  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
  CAS-BOT-BC305566  Helianthus bolanderi John Thomas Howell 1955-7-20 30876 Sierra Near Calpine 1508 Comment
  JEPS29202  Hemizonella minima Lauramay T. Dempster 1961-6-15 1451 Sierra just s Yuba Pass (Calpine Lookout Road and Highway 89) 1828 Comment
  UCD103892  Hesperis matronalis A. M. Shapiro 2011-6-19 s.n. Sierra In town of Sierraville along Hwy 89. 1524 Comment
  CDA11878  Hesperolinon micranthum G. F. Hrusa, J. Jokerst 1991-7-5 8539 A Sierra Sierra Valley Region; S side of Golden Dome, Antelope Valley approx. 3 miles above Sierra Valley. Comment
  HSC15820  Hesperolinon micranthum R. G. Means 1962-6-22 7 Sierra 4 mi. W of Downieville, Hwy. 49 832 Comment
  JEPS124542 Image available Hesperolinon micranthum Joe Ammirati 1964-6-25 53 Sierra Ca. 4 mi from Downieville at Goodyear Bar on High 49 Comment
  SEINET12283543  Heterocodon rariflorum J. G. Lemmon 1874-1 138 Sierra Comment
  CHSC37219  Heterotheca villosa var. minor L. Ahart 1982-7-28 3702 Sierra Ca. 1/4 mi n of Pacific Mine, ca. 5 mi e of LaPorte. 1700 Comment
  UCR249172  Heuchera micrantha George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20753 Sierra Northern Sierra Nevada Mountains Foothills, Along CA-49, 1.2 miles north of the Yuba County line 901 Comment
  CHSC45967  Heuchera micrantha var. erubescens Lowell Ahart 1977-8-2 1526 Sierra Growing on large rocks on an open ridge on the west side of Mount Fillmore, near the summit, about 12 miles north-east of La Porte. 2316 Comment
  CHSC63171  Heuchera micrantha var. erubescens Lowell Ahart 1994-7-1 7430 Sierra South of the larger pond, steep rocky slope on the north side of Henness Pass Road, at Keystone Gap, east of Keystone Mountain, about 1 1/2 miles north-east of Middlewaters, about 11 miles (air) north-east of Alleghany. 1889 Comment
  SEINET12221795  Heuchera micrantha var. erubescens F. H. Utech 1990-6-5 90 -879 Sierra Tahoe NF, American Flat area, Oregon Creek Fork, ca 1.5 mi NNE of Pliocene Station on NF Rd S300 1000 Comment
  SEINET6032009  Heuchera rubescens P. A. Lehenbauer 1937-6-8 75 Sierra 25 mi. W of Reno, NV, on Truckee River at Iceland. 1676 Comment
  CAS-BOT-BC312315  Hieracium W. R. Dudley 1894-9-1 s.n. Sierra Lake of the Woods Comment
  CAS-BOT-BC319672  Hieracium albiflorum George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  HSC93428  Hieracium albiflorum Vernon H. Oswald, L. Ahart 1996-8-19 8217 Sierra Northern High Sierra Nevada, Yuba Pass-Weber Lake Rd. (Forest Rte. 12), 1.5 mi. S of the road to Haypress Valley 2195 Comment
  JEPS88364  Hieracium albiflorum Vernon H. Oswald and Lowell Ahart 1996-8-19 8217 Sierra Yuba Pass-Weber Lake Rd. (Forest Rt. 12) 1.5 mi s road to Haypress Valley; northern High Sierra Nevada 2194 Comment
  SEINET11259285 Image available Hieracium albiflorum W. Harnach, N. Harnach 1990-8-17 513 Sierra Sierra Valley. Strang Ranch, approx. 1.5 mi S of Sattley (Elvers back-80). 1524 Comment
  RSA39078  Hieracium albiflorum P. A. Munz 1948-8-11 12327 Sierra Carvin Creek on Hwy 49, NE of Sierra City 1738 Comment
  SJSU12130  Hieracium albiflorum N. A. Hopkins 1974-8-6 622 Sierra c. 0.5 mi W of Packer L 1981 Comment
  CHSC54551  Hieracium scouleri Lowell Ahart 1991-7-22 6672 Sierra On the west side of a 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
  RSA0016774  Hippuris vulgaris Douglas Drews 1967-5-20 s.n. Sierra 1 mile E of Sattley. 1585 Comment
  CHSC42796  Holodiscus microphyllus var. microphyllus L. P. Janeway 1984-8-3 957 Sierra On the Sierra Crest: top of the ridge west of Packer Lake and north of Packer Saddle. On east side of ridge. 2164 Comment
  CAS-BOT-BC388564  Holosteum umbellatum W. Harnach; N. Harnach 1990-6-6 340 Sierra Sierra Valley. Martinetti Ranch 1517 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
  CAS-BOT-BC285076  Hordeum marinum subsp. gussoneanum Lowell Ahart 1977-5-31 s.n. Sierra 6 miles west of Alleghany 1500 Comment
  CAS-BOT-BC536181  Horkelia fusca var. parviflora Ella Dales Cantelow 1938-7-2 2287 Sierra 2.8 miles NW of Calpine Comment
  CAS-BOT-BC514271  Horkelia fusca var. pseudocapitata Gary Schoolcraft 1979-8-30 183 Sierra 1.5 mi NE of Sierraville 1524 Comment
  SFV18765  Horkeliella congdonis P. Wilson 2004-6-25 3984 Sierra Along street in Aspendell. 2572 Comment
  SBBG68152  Hosackia oblongifolia var. oblongifolia H. and M. Dearing -- Sierra Aspen Valley {ambiguous locality] Comment
  SJSU4994  Hosackia oblongifolia var. oblongifolia N. A. Hopkins 1968-6-30 144 Sierra c. 0.25 mi N of Packer L 1859 Comment
  SJSU11972  Hosackia stipularis N. A. Hopkins 1975-7-24 717 Sierra near Alleghaney 1219 Comment
  NY110747  Hutchinsia procumbens J. G. Lemmon 1874-1 Sierra Comment
  SEINET892434 Image available Hydrangeaceae R. J. Barr 1968-1 68 -460 Sierra Northeast of Camptonville at highway marker 971 853 Comment
  UC1583965  Hydrophyllum capitatum var. alpinum G. Schoolcraft 1990-5-8 2016 Sierra near Calpine (w edge of Sierra Valley); Sierra Valley 1524 Comment
  SEINET5504187  Hydrophyllum capitatum var. alpinum M. Demorest 1962-5-9 65 Sierra Dog Valley 1829 Comment
  JEPS125695  Hydrophyllum occidentale William Harnach 2013-5-1 1340 Sierra Goodyears Bar. 3.2 mile South of Highway 49 on Mountain House Road at the water trough. Comment
  RSA420907  Hydrophyllum occidentale Robert Gustafson 1985-6-11 3147 Sierra Forest Service Road 12, ca. 5 miles south of junction with Highway 49, Yuba Pass summit area. 1524 Comment
  RSA8021  Hydrophyllum occidentale H. A. Barker 1927-6-24 734 Sierra Packer Lake. 1982 Comment
  SEINET5518795  Hydrophyllum occidentale var. watsonii P. B. Kennedy, S. B. Doten 1901-7-1 62 Sierra Webber Lake 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
  JEPS124796 Image available Hypericum perforatum M. Wheelis 1964-6-25 92 Sierra 3 mi. W. of Downieville, highway 49. Comment
  CAS-BOT-BC401320  Hypericum scouleri W. Harnach; N. Harnach 1989-7-16 231 Sierra Sierra Valley. Martinetti Ranch, along side Hwy 49 1511 Comment
  CAS-BOT-BC401322  Hypericum scouleri H. Albert Barker 1926-7-27 158 Sierra Gold Lake Beach 1953 Comment
  SD103812  Ipomopsis aggregata Darley F. Howe 1978-7-10 Sierra Along Highway 89, 10 miles north of Truckee. 1951 Comment
  SEINET12278830  Ipomopsis aggregata Unknown 1877-1 s.n. Sierra Summit Comment
  CHSC57436  Ipomopsis congesta subsp. montana L. P. Janeway 1984-9-1 1109 Sierra Sierra crest, just above and east of Oakland Lake and Snake Lake. 2270 Comment
  UCD40316  Iris hartwegii Rodney Gale Myatt 1971-7-3 790 Sierra Hillside above Hwy 49, just to the north of Yuba River. Near Oregon Creek, Alleghany Road, and Sierra County line. 195 Comment
  JEPS125827  Iris hartwegii subsp. hartwegii William Harnach 2015-5-20 1412 Sierra 1.5 miles South of the intersection of Highway 49 and Mountain House Road, South of Goodyears Bar. Comment
  RSA0106560  Iris hartwegii subsp. pinetorum Lowell Ahart 2015-5-9 20190 Sierra North side of the Canyon Creek Trail, about 300 yards southeast of the foot bridge across Boyce Ravine, trail on the north side of the North Fork of the Yuba River, about 3/4 mile west of Highway 49, about 1 3/4 miles west of Indian Valley. 717 Comment
  UCD84144  Isoetes Ayzik Solomeshch 2009-6-7 s. n. Sierra Sierra Valley, Bradley Ranch, along Calpine Rd, ca. 100 m N from the road. 1495 Comment
  CAS-BOT-BC69968  Isoetes bolanderi Lewis S. Rose 1934-7-21 34400 Sierra Gold Lake. Comment
  HSC32083  Isoetes bolanderi R. F. Thorne, C. W. Tilforth 1969-9-6 39219 Sierra Shallow edge of Gold Lake 1951 Comment
  RSA125688  Isoetes bolanderi Arthur R. Kruckeberg 1954-8-1 3671 Sierra Bottom of Sand Lake, just E of Sierra Buttes. Tahoe National Forest. 1982 Comment
  CHSC32078  Isoetes howellii L. Ahart 1976-9-28 1210 Sierra Ca. 1 1/4 mi nw of Mt. Etna, ca. 10 mi e of La Porte. 1828 Comment
  CHSC59069  Isoetes howellii Vernon H. Oswald; L. Ahart, L. Gehrung, L. Hanson, T. Martin 1992-8-20 5171 Sierra Duck Soup Pond, 1.6 mi (air) SSE of Pilot Pk., ca. 9 mi (air) Ne of La Porte. 2036 Comment
  CHSC115257  Isoetes nuttallii Lowell Ahart 2015-5-9 20153 Sierra Cliff, 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
  CAS-BOT-BC137410  Ivesia aperta Alice Eastwood 1918-6-29 7869 a 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
  CHSC67695  Ivesia aperta var. aperta James D. Jokerst 1989-7-14 3141 A Sierra Due S of Balls Ranch ca. 0.2 mi on S side of creek. Comment
  POM34332  Ivesia aperta var. aperta F. H. Hillman 1898-8-29 s.n. Sierra Sierra Valley Comment
  UC1560865  Ivesia aperta var. aperta W. and N. Harnach 1989-7-30 238 Sierra w side Hwy. 49; Sierra Valley 1499 Comment
  UC585121  Ivesia aperta var. aperta E. B. Babcock, G. L. Stebbins Jr. 1936-6-5 1696 Sierra about 3.5 mi ne Sierraville (on road to Loyalton, Newman Point, se edge of Sierra Valley); Sierra Valley, Newman Point 1615 Comment
  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
  CHSC42798  Ivesia gordonii L. P. Janeway 1984-8-11 986 Sierra Where the trail up the NW side of Sierra Buttes meets the jeep trail. Overlooking Young America Lake. 2316 Comment
  CAS-BOT-BC142357  Ivesia sericoleuca T. C. Fuller 1962-6-14 9015 Sierra N. side of Hwy 49 to Sierra ville, 1.8 mi. w. of Loyalton Comment
  CAS-BOT-BC142358  Ivesia sericoleuca Gordon H. True 1967-7-31 3657 Sierra Stampede Valley about 1/2 mile north of Little Truckee River on Dog Valley Road 1798 Comment
  CAS-BOT-BC142395  Ivesia sericoleuca James Jokerst 1985-7-22 2525 Sierra Near Carman Creek 901 Comment
  CAS-BOT-BC142399  Ivesia sericoleuca A. R. Kruckeberg 1954-8-1 3665 Sierra 1 mi. e. of Calpine on road to Beckwourth Comment
  CAS-BOT-BC205204  Ivesia sericoleuca James R. Shevock; Barbara Ertter 1986-7-20 1173 Sierra Northern Sierra Nevada. Sierra Valley. Along California highway 89, about 1 mile west of Sierraville 1650 Comment
  CHSC50979  Ivesia sericoleuca S. C. Morey; D. H. Ikeda 1990-7-7 1051 Sierra In Sierra Valley, approximately 0.7 mi w of Sierraville off of 49/89, n on Wilson Rd. on east side of road. 1502 Comment
  JEPS44334  Ivesia sericoleuca W. L. Jepson 1918-8-18 8050 Sierra Sierra Valley 1524 Comment
  RSA750485  Ivesia sericoleuca James R. Shevock 1987-6-27 11801 Sierra Tahoe National Forest. Along county road S450, SE side of Kyburz Flats. 1829 Comment
  SBBG72477  Ivesia sericoleuca J. G. Lemmon -- Sierra Sierra Valley Comment
  UC1748298  Ivesia sericoleuca James D. Jokerst 1985-7-22 2525 Sierra 899 Comment
  UC1873651  Ivesia sericoleuca Kristin Berry, Ray Butler 1987-6-7 q Sierra outside of Sagehen Exclosure at Sagehen reservoir Comment
  UC54362  Ivesia sericoleuca H. M. Hall and E. B. Babcock Jul 1903 4466 Sierra Sierra Valley; Sierra Nevada Mountains 1524 Comment
  SEINET10737061 Image available Ivesia sericoleuca John G. Lemmon 1874-1 Lemmon 71 Sierra Comment
  SEINET11911567  Ivesia sericoleuca J. G. Lemmon 1874-1 71 Sierra Sierra Co., &c., Comment
  SEINET5334868  Ivesia webberi D. Small 1962-1 Sierra Comment
  JEPS49026  Juncus Leland S. Smith 1927-7-27 2014 Sierra Yuba Pass Rd near Dorsey Station (Sec. 10, northerly and westerly slope) Comment
  JEPS102689  Juncus acuminatus Lowell Ahart 2001-9-28 9299 Sierra Around the drying ponds on the bottom of the Poverty Hill Hydraulic gold mine, north of Poverty Hill (town), about 4 miles (air) south of La Porte. 1524 Comment
  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
  UCD84269  Juncus balticus Ayzik Solomeshch 2009-6-7 s.n. Sierra Sierra Valley, Bradley Ranch, along Calpine Rd, ca. 100 m N from the road. 1498 Comment
  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
  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
  CHSC105544  Juncus chlorocephalus Lowell Ahart 2010-9-15 17190 -B Sierra Along the west sisde of a poor road, about 15 yards north of the first pond, about 20 yards northwest of the cabin, about 50 yards southwest of the middle pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak. 2134 Comment
  CHSC46989  Juncus confusus L. P. Janeway 1989-8-18 3608 Sierra Plumas National Forest. Near top of ridge 1/2 mi SE of Chapman Saddle; ca 2 1/4 mi SE of Haskell Pk. 2057 Comment
  HSC100765  Juncus covillei Lowell Ahart 2010-9-15 17181 Sierra Along W side of a poor road, ~15 yd. N of the first pond and ~20 yd. NW of cabin, ~50 yd. SW of middle pond at spring, 2 3/4 (air) mi. N of Yuba Pass on Hwy. 49, 4 (air) mi. E of Haskell Peak. 2135 Comment
  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
  CHSC60617  Juncus ensifolius L. P. Janeway 1984-8-25 1091 Sierra Lakes Basin; at Snag Lake. 2026 Comment
  SD147653  Juncus ensifolius Gordon H. True, Barbara Trowbridge 1977-7-25 8358 Sierra Independence Lake Watershed, occasional in marshy spots near edge of Little Truckee River near Stampede Reservoir, off Smithneck-Truckee Road. 1768 Comment
  UC1776667  Juncus ensifolius G. Schoolcraft 1996-6-26 2529 Sierra Along Long Valley Creek NE of Bordertown 1524 Comment
  CHSC47553  Juncus hemiendytus Lowell Ahart 1981-6-23 2877 Sierra Along the edge of Johnsville Road, near Mount Etna, about 11 miles northeast of La Porte. 1828 Comment
  SBBG55174  Juncus hemiendytus var. abjectus B. Ertter, J. L. Strachan 1980-6-13 3695 Sierra 0.6 mi N of Dog Valley on rd to Dog Valley Cmpgrd 1828 Comment
  LA102597  Juncus hemiendytus var. hemiendytus Barbara Ertter; Jeffrey L. Strachan 1980-6-13 3695 Sierra Toiyabe National Forest, 0.6 mi. N of Dog Valley on road to Dog Valley Campground, NW of Verdi, Nevada 1828 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
  HSC78832  Juncus hemiendytus var. hemiendytus Barbara Ertter, Jeffrey L. Strachan, A. Tiehm, Margaret Williams 1979-6-13 2765 Sierra Dog Valley on Mitchell Canyon Rd., Toiyabe National Forest, W of Reno Comment
  CHSC73495  Juncus mertensianus B. Castro; L. Gehrung, H. Durio 1995-9-14 644 Sierra Mt. Fillmore Mdws: Mdw A. Ca 0.6 air mi SW of the top of Mt. Fillmore, and ca 0.5 mi SE of jeep trail 10E11, which traverses the headwaters of Pearson Ravine. Series of 4 meadows on NW-facing midslope terrace of mtn, feeding Pearson Ravine via springs and cascades, and surrounded by dry to moist Red fir forest. In westernmost 100-ft diam. meadow, near tiny stream. 2087 Comment
  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
  SEINET11787802  Juncus nevadensis L. P. Janeway 1989-1 3609 Sierra SE of Chapman Saddle, ca 2.25 mi SE of Haskell Pk, Plumas NF, Beckwourth Ranger Dist. 2057 Comment
  RSA95480  Juncus occidentalis J. T. Howell 1951-8-21 28256 Sierra 5 miles from Calpine on road to Blairsden 1524 Comment
  CHSC61933  Juncus orthophyllus Lowell Ahart 1993-9-24 7243 Sierra In small meadow, on both sides of the meadow are red rock outcrops, on the west side of a poor dirt road that ends at a stream, on the north side of Mount Fillmore, about 3/4 mile south of the dirt road from Gibsonville to Johnsville. 2133 Comment
  JEPS103113  Juncus orthophyllus L. P. Janeway, B. Castro 2001-7-1 7254 Sierra Northern High Sierra Nevada. From springs on lower northwest flank of Table Rock 0.8 km southwest of Howland Flat, along Road 21N08 1768 Comment
  SEINET3880615  Juncus orthophyllus Kenneth R. Genz 1978-7-25 8477 Sierra Dog Valley.; 0 1829 Comment
  CHSC73510  Juncus parryi B. Castro; L. Gehrung, H. Durio 1995-9-14 656 Sierra Mt. Fillmore Mdws: Mdw A. Ca 0.6 air mi SW of the top of Mt. Fillmore, and ca 0.5 mi SE of jeep trail 10E11, which traverses the headwaters of Pearson Ravine. Series of 4 meadows on NW-facing midslope terrace of mtn. In westernmost 100-ft diam. meadow. 2087 Comment
  SEINET6174925  Juncus parryi W. Harnach, N. Harnach 2000-7-4 940 Sierra Sierra Valley, about 1.2 mile north of Coburn Lake at the end of access road 2188 Comment
  UC335475  Juncus parryi unknown Aug 1876 Sierra Webber Lake Sierra Valley Comment
  CAS-BOT-BC494144  Juncus scheuchzerioides Peter F. Zika 2013-6-28 26255 Sierra Sierra Buttes Road, 2.4 airkm SW of Sierra Buttes peak 1620 Comment
  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
  RSA8063  Juniperus communis var. montana H. A. Barker 1927-8-14 841 Sierra Near (north) Hawley Lake 2043 Comment
  UCD133841  Juniperus communis var. saxatilis Arthur L. Menzies 1961-7-29 s.n. Sierra 1/4 mile north of Hawley Lake, Tahoe National Forest. 1981 Comment
  CAS-BOT-BC85310  Juniperus occidentalis W. R. Dudley 1894-9-1 s.n. Sierra Near road to Webber Lake, Sierra Nevada Mts. Comment
  CHSC45834  Juniperus occidentalis Lowell Ahart 1961-10-15 5 Sierra About 2 miles north of Milton Dam. 2133 Comment
  UCR3782  Juniperus occidentalis subsp. australis Frank C. Vasek 1964-9-12 640912- 01 Sierra On a small dirt road, 12.9 mi east of Loyalton 1572 Comment
  SEINET11056435  Juniperus occidentalis var. occidentalis P. A. Lehenbauer 1936-10-4 s.n. Sierra Gold Lake. 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
  SJSU12061  Keckiella breviflora var. breviflora N. A. Hopkins 1975-7-24 691 Sierra Rosassco Ravine 1 mi W of Downieville 914 Comment
  CAS-BOT-BC235663  Keckiella breviflora var. glabrisepala David D. Keck 1944-7-8 5398 Sierra North Fork of Yuba River, 6 miles below Downieville 762 Comment
  JEPS125765  Keckiella breviflora var. glabrisepala William Harnach 2015-6-17 1422 Sierra Approximately 2.5 miles north of Cal-Ida Road from Highway 49 at Indian Valley. Comment
  SDSU10667  Keckiella lemmonii D. F. Howe 1964-7-28 3877 Sierra 1 mile east of Sierra City on north fork of Yuba River, Tahoe National Forest. 1372 Comment
  UCR47787  Keckiella lemmonii D. C. Michener 1980-8-5 3789 Sierra Northern Sierra Nevada Mtns, Above Salmon Creek, south of Graeagle 1799 Comment
  UCR77233  Keckiella lemmonii Peter S. Lathrop 1992-6-30 57 Sierra Sand Pond parking lot, Sierra National Forest 1754 Comment
  SJSU13889  Kelloggia galioides N. A. Hopkins 1986-7-1 1351 Sierra c. 1 mi SW of Calpine 1524 Comment
  SEINET12286683  Kelloggia galioides J. G. Lemmon 1874-1 92 Sierra Sierra Co. &c Comment
  CAS-BOT-BC340360  Kyhosia bolanderi Catherine Best 1983-8-29 888 Sierra Growing along Hwy 49 just west of the Yuba Summit 2042 Comment
  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
  SEINET7949757  Lamium amplexicaule W. Harnach 1990-1-1 252 Sierra Approx 2 miles N of Sierraville on Hwy 49, Warm springs N of Alpers Ranch and at the concrete tank on the point. 1518 Comment
  SJSU12221  Lathyrus brownii N. A. Hopkins 1982-6-20 1059 Sierra 1 mi S of Calpine 1524 Comment
  UCR262441  Lathyrus latifolius George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20799 Sierra Northern Sierra Nevada Mountains Foothills, Along CA-49, 1.9 miles NE of the Yuba County line, NE of Camptonville 796 Comment
  SEINET5327325  Lathyrus pauciflorus subsp. brownii W. Harnach, N. Harnach 1989-4-23 42 Sierra Sierra Valley; E slope Sattley Hill 1521 Comment
  CHSC43407  Lathyrus sulphureus Lowell Ahart 1978-6-4 1759 Sierra On the road cutbank along the edge of the Foote Road, about 4 miles south of Alleghany. 1219 Comment
  UCR206331  Lathyrus sulphureus George K. Helmkamp, E. A. Helmkamp 2009-5-28 14858 Sierra Northern Sierra Nevada Foothills, along CA-49, 1.8 miles north of the Yuba County line0 884 Comment
  SEINET12165188  Lathyrus sulphureus F. H. Utech 1986-1 86 -071 Sierra Tahoe National Forest, ca 1 mi E on CA 49 from Downieville, along North Yuba River 1350 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
  CAS-BOT-BC321060  Layia glandulosa Elmer I. Applegate 1935-6-7 9394 Sierra Thomas massacre area, Lava Beds National Manument Comment
  CAS-BOT-BC321062  Layia glandulosa Elmer I. Applegate 1935-6-5 9332 Sierra Lyons road, N boundary of Lava Beds National Monument Comment
  RSA121952  Ledum glandulosum A. Lewis 1934-6-20 493 Sierra 1/2 mi le NW of Grass Flat, Downieville. 1524 Comment
  UC54432  Ledum glandulosum H. M. Hall and E. B. Babcock July, 1903 4503 Sierra Gold Lake; Sierra Nevada Mountains, Gold Lake 1950 Comment
  SEINET11975271  Ledum glandulosum J. G. Lemmon 1874-1 143 Sierra Comment
  SEINET10940293  Ledum glandulosum var. californicum Lowell Ahart 1991-7-22 Ahart 6671 Sierra On the east side of the dirt road, near a small hydrolic mine, near Burlington, about 1 mile north- east of Harris Meadow, about 1 1/4 mile northeast of Granite Mountain. Red Fir Forest. T19N R11E NW/S11. 1829 Comment
  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
  CAS-BOT-BC534934  Lemna minuta S. Galen Smith; Malcom A. Nobs 1949-8-20 1496 Sierra Marshy pasture about 0.5 mile west of Loyalton on road to Sierraville, Sierra Valley. Comment
  CHSC12404  Lepidium campestre Lowell Ahart 1973-5-25 Sierra Near Alleghany. 914 Comment
  CDA9220  Lepidium campestre D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-2 6 .315 Sierra Haypress Creek. Wild Plum Campground along Route 49. 0 Comment
  JEPS96055  Lepidium virginicum var. pubescens Vernon H. Oswald and Lowell Ahart 1996-8-19 8233 Sierra n.e. Webber Lake (rd. to Lake of the Woods 1.0 mi. n. of Forest Rte. 07); northern High Sierra Nevada 2194 Comment
  CHSC112507  Leptosiphon harknessii L. P. Janeway 2014-6-23 11400 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
  CHSC73758  Lesquerella occidentalis subsp. occidentalis B. Castro; M. A. Griggs 1997-7-10 768 Sierra Bunker Hill Ridge, on highest ridge crest SE of Duck Soup Pond, along Pacific Crest Trail. 2136 Comment
  SEINET6168386  Leucophysalis nana W. Harnach, Nancy Harnach 1993-7-11 749 Sierra Sierra Valley. Ca 2-1/2 mile south of Yba Pass Campground on west side of road 2121 Comment
  CAS-BOT-BC58252  Leucothoe davisiae Lewis S. Rose 1934-7-12 34352 Sierra Gold Lake. 1950 Comment
  CAS-BOT-BC58255  Leucothoe davisiae Alice Eastwood 1918-4-7 6803 Sierra Above n. fork of Yuba River, along road. Comment
  CAS-BOT-BC58256  Leucothoe davisiae L. P. Janeway 1989-8-10 3572 Sierra Sierra City NE quad. Northeastern slopes between Haskell Pk. and Hwy. 89/Sulphur Cr. 2194 Comment
  JEPS48540  Leucothoe davisiae L. S. Smith 1927-8-12 2175 Sierra w Gold Lake (Gold Valley Range); , w of Gold Lake Comment
  RSA125683  Leucothoe davisiae Arthur R. Kruckeberg 1954-8-2 3672 Sierra Along shores of Tamarack Lake 2 mi. e. of Sierra Buttes. Tahoe National Forest. 2287 Comment
  UCD117523  Leucothoe davisiae R. O. Hanes 1995-7-17 272 Sierra Tahoe Forest. Quartz Mtn. 1773 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
  JEPS86280 Image available Lewisia kelloggii subsp. hutchisonii Paul C. Hutchison and Rimo Bacigalupi Jul 1982 8105 Sierra ca. 9 mi N of Downieville (forestry road W of summit at jct with a side road to the NW, 1.8 mi N of side road to Excelsior Mine); Saddleback Mountain 1828 Comment
  JEPS43354  Lewisia nevadensis W. I. Follett 1937-6-18 Sierra Mohawk Creek Little Valley Comment
  RSA123076  Lewisia nevadensis H. S. Yates 1935-6-29 5293 Sierra Church Meadows. 2012 Comment
  UC1136692  Lewisia nevadensis H. S. Yates 1935-6-29 5293 Sierra Church Meadows Plumas National Forest, Downieville quadrangle Comment
  POM280173  Lewisia nevadensis J. H. Morrison s.n. Sierra Soyalton, Sierra Nevad Mt, Sierra Valley. 1524 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
  CHSC46729  Lewisia triphylla Lowell Ahart 1978-9-26 1811 Sierra On the bottom and sides of a stream, on the north side of Mt. Fillmore, about 12 miles north-east of La Porte. 2011 Comment
  CAS-BOT-BC444497  Lewisia triphylla Catherine Best 1982-7-12 748 Sierra Above Packer's Lake. 2011 Comment
  CAS-BOT-BC444498  Lewisia triphylla Anna Head 1920-6-15 s.n. Sierra Gold Lake, Feather River Region 1981 Comment
  SJSU14227  Lewisia triphylla N. A. Hopkins 1989-7-15 1564 Sierra below Coburn L, Berry Cr drainage c. 5 mi S of Yuba Pass 2270 Comment
  SEINET10960322  Leymus triticoides P. A. Lehenbauer 1937-6-8 Lehenbauer 108 Sierra 25 mi.w. of Reno Nev., on Truckee R., at Iceland, s. side of river by alls. 1676 Comment
  RSA286290  Ligusticum grayi R. F. Thorne 1974-7-30 45028 Sierra Tahoe National Forest: Goose, Haven and Snag Lakes areas. 2057 Comment
  UC337359  Ligusticum grayi unknown 1874-1 19 Sierra Webber Lake Comment
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May 23 2013
  LA84037  Lilium pardalinum O. H. Kappler; 1946-7-20 1336 Sierra North Fork, Yuba River 822 Comment
  RSA109834  Lilium pardalinum E. K. Balls, Lee W. Lenz 1956-6-20 21848 Sierra 1.3 mile east of Sierra City along State Highway 49 1372 Comment
  HSC15587  Lilium pardalinum subsp. pardalinum R. G. Means 1962-6-22 19 Sierra 5.5 mi. E of Downieville, Hwy. 49 951 Comment
  UCD139753  Lilium pardalinum subsp. shastense R. O. Hanes 1995-7-17 273 Sierra Tahoe Forest, Road 98-3, lower spur. 1780 Comment
  CHSC11089  Lilium parvum Lowell Ahart 1967-7-27 Sierra Near Sam's Camp. 2133 Comment
  CAS-BOT-BC133038  Lilium washingtonianum subsp. washingtonianum Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Salmon Lake Comment
  UC71951  Limnanthes alba Miss M. Alice King 1892-6-5 Sierra Union Hill Comment
  JEPS4574  Limosella aquatica Rimo Bacigalupi with H. L. Mason and J. R. Sweeney 1953-7-8 4285 Sierra along road from Hawley RR station on W. R. main line to Loyalton middle Sierra Valley; middle of Sierra Valley 1481 Comment
  UC306884  Linanthus pachyphyllus unknown 1918-7-28 Sierra Gold Creek Sierra Nevada 2438 Comment
  SJSU13896  Linanthus pungens N. A. Hopkins 1986-6-30 1344 Sierra bald ridge 2158 Comment
  SEINET14377043  Linanthus pungens P. B. Kennedy, S. B. Doten 1901-7-8 104 Sierra [Sierra Nevada] Webber Falls, face of cliff below Comment
  SEINET14406805  Linanthus pungens P. Lehenbauer 1937-6-8 66 Sierra 25 mi. w. of Reno, NV on Truckee R. at Iceland, s. side of river by falls 1676 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
  JEPS102343  Linaria dalmatica Lowell Ahart 2001-8-14 9165 Sierra 3 1/2 air miles NE of Allegheny (E margin of Henness Pass Road, 1 mi W of Cornish Flat, 1 1/2 air miles SE of Bald Mountain) 1524 Comment
  CAS-BOT-BC494095  Linaria dalmatica subsp. dalmatica William Harnach 2000-6-14 907 Sierra Sierra Valley. Approx. 1 mi S of the intersection of Smithneck Rd & Hwy 49 in Loyalton 1524 Comment
  CAS-BOT-BC435557  Lithophragma glabrum W. Harnach; N. Harnach 1989-5-18 096 Sierra Sierra valley. Calpine Ranch (home) 1505 Comment
  UC407045  Lithophragma glabrum Rimo Bacigalupi 1927-7-3 1595 Sierra about 2 mi w Yuba Pass; w of Yuba Pass 1950 Comment
  CAS-BOT-BC435558  Lithophragma glabrum W. Harnach; N. Harnach 1989-4-11 018 Sierra Sierra valley. Calpine Ranch (home) 1505 Comment
  CAS-BOT-BC443349  Lithophragma parviflorum D. E. Breedlove 1962-6-13 3487 Sierra along State Highway 89, 9.3 miles north of Sierraville 1524 Comment
  HSC97041  Lithophragma tenellum L. Ahart 2006-6-28 12865 Sierra 3/4 mi. E of Lake Delahunty, 2 mi. NE of Gibsonville 1784 Comment
  SEINET12219461  Lithophragma tenellum J. G. Lemmon 1874-1 77 Sierra Sierra Co., &c Comment
  UC1123029  Lomatium macrocarpum E. Sawyer 1935-6-28 255 Sierra 1 1/2 mi. s.-s.e. Battley; Sierraville Quad. Comment
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Feb 10 2012
  RSA790206  Lomatium nevadense J. R. Shevock, Barbara Ertter 1988-5-16 11817 Sierra Toiyabe National Forest. West side of Dog Valley, about 5 miles NW of Verdi off of Interstate 80. 1829 Comment
  SJSU12103  Lomatium nevadense N. A. Hopkins 1983-5-23 1127 Sierra 1 mi S of Calpine 1524 Comment
  SEINET8756628  Lomatium nudicaule J. H. Robertson 1950-5-21 s.n. Sierra Dog Valley 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
  UCSB12112  Lomatium nudicaule 1962-6-13 Sierra Along State Highway 89, 9.3 miles north of Sierraville 1524 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
  JEPS107587  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
  RSA252426  Lonicera conjugialis R. F. Thorne, C. W. Tilforth 1969-9-6 39214 Sierra Goose Lake, SE of Gold Lake. 1951 Comment
  CHSC47400  Lonicera involucrata var. involucrata Lowell Ahart 1975-8-17 932 Sierra South of French Meadows, about 3 miles west and 1/2 mile south of Webber Lake. 2225 Comment
  SEINET10451994  Lotus nevadensis Lowell Ahart, Peter Ahart 1983-10-11 Ahart 4466 Sierra Along edge of dirt road to Ahart Sheep Camp, ca. 1 mi n of Milton Reservoir, 3 mi nw of Jackson Meadow Reservoir. Yellow Pine Forest; 1800 m. 1800 Comment
  POM310937  Ludwigia palustris var. pacifica H. L. Mason 1952-7-19 14454 Sierra Sierra Nevada: 1.5 miles east of Calpine at junction with Sierraville-Beckwourth road, Sierra Valley. 1524 Comment
  JEPS125810  Lunaria annua William Harnach 2015-4-13 1400 Sierra 7.9 miles West of the Sierra City post office on Highway 49. Comment
  SBBG120354  Lupinus albicaulis D. Wilken with E. Painter, M. Wetherwax 2007-6-17 16751 Sierra E end of Butcher Ranch Meadow, E of Butcher Ranch Crk, ca. 2 linear km W of Packer Lake 1985 Comment
  CHSC52414  Lupinus albicaulis var. shastensis L. P. Janeway 1989-8-22 3623 Sierra Plumas National Forest. Northeast flank of ridge ca 3 mi E of Haskell Pk; near head of Sulphur Cr. 2164 Comment
  CAS-BOT-BC198372  Lupinus albifrons Milo S. Baker 1924-4-27 103 -Loc24 Sierra Sonoma Mt. Road to Coppers Grove Comment
  SEINET10837734  Lupinus andersonii var. andersonii Duane Isely, I. Isely 1971-7-13 Isely 11408 Sierra At sulphur cree, 0.25 mile below state 89, 9 miles n intersection state 89 and 49,. Roadside bank, open sun; flowers greenish-white in bud, almost pure white At full antesis; standard rapidly withering and turning tan-white while other Petals hold color 1524 Comment
  JEPS87601  Lupinus apertus Lowell Ahart 1994-7-7 7448 Sierra about 1 1/2 mi (air) s Pilot Peak (on the se side of the dirt rd from Gibsonville to Sloat); Pacific Crest Trail, Bunker Hill Ridge 1981 Comment
  JEPS87602  Lupinus apertus Lowell Ahart 1994-7-7 7448 Sierra about 1 1/2 mi (air) s Pilot Peak (on the se side of the dirt rd from Gibsonville to Sloat); Pacific Crest Trail, Bunker Hill Ridge 1981 Comment
  CHSC73419  Lupinus arbustus B. Castro; L. Gehrung, H. Durio 1995-9-14 614 A 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 NW-facing midslope terrace of mountain. 2042 Comment
  JEPS82088  Lupinus arbustus Paul C. Hutchison 1983-8-9 8446 Sierra about 3 air-miles NE of Saddleback Mountain ( Democrat Peak, just E of and below summit, crest and N slopes of crest) 1905 Comment
  SEINET5327875  Lupinus arbustus W. Harnach, N. Harnach 1989-5-9 64 Sierra Sierra Valley; Calpine Ranch (home) 1506 Comment
  UC865230  Lupinus arbustus Lewis S. Rose 1934-7-3 34311 Sierra Gold Lake Comment
  SEINET5327700  Lupinus arbustus P. B. Kennedy, Samuel Bradford Doten 1901-7-8 136 Sierra [Sierra Nevada] Webber Lake Comment
  UCD106659  Lupinus arbustus Rimo Bacigalupi; L. R. Heckard 1962-5-27 8481 Sierra at very foot of grade on Calif. Highway 89, 1.4 miles south of Sierraville. 1584 Comment
  CAS-BOT-BC196373  Lupinus argenteus var. heteranthus John Thomas Howell; Gordon H. True 1970-7-14 5563 Sierra Verdi Peak Road ca. 0.5 miles from intersection with Dog Valley-Stampede Dam Road 2103 Comment
  JEPS117437  Lupinus argenteus var. heteranthus Lowell Ahart 2010-9-15 17158 Sierra Open areas, around trees, about 20 yards southeast of the cabin, about 20 yards southeast of the upper pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak 2134 Comment
  JEPS125795  Lupinus bicolor William Harnach 2000-5-22 895 Sierra 1.5 miles North of the intersection of A-23 and Calpine Road. Comment
  UCR249167  Lupinus bicolor George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20794 Sierra Northern Sierra Nevada Mountains Foothills, Along CA-49, 1.9 miles NE of the Yuba County line, NE of Camptonville 796 Comment
  UC54405  Lupinus breweri H. M. Hall and E. B. Babcock July, 1903 4507 Sierra Gold Lake; Sierra Nevada Mountains, Gold Lake 1950 Comment
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Mar 19 2019
  UCR131635  Lupinus breweri Beecher Crampton 1954-5-10 1858 Sierra Tahoe National Forest, 2.5 miles above (west of) Sattley, along Hwy 49 to Yuba Pass 1677 Comment
  CAS-BOT-BC196686  Lupinus breweri var. breweri Lester Rowntree 1935-6-13 s.n. Sierra Near Calpine Comment
  RSA109814  Lupinus breweri var. breweri E. K. Balls, Lee W. Lenz, B. K. Balls 1956-6-20 21846 Sierra 5.7 mi. w. along State Hwy. 49 from j ct. with state Hwy. 89. 2012 Comment
  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
  SBBG3627  Lupinus grayi H. and M. Dearing 1939-5-9 3305 Sierra Downieville 609 Comment
  SBBG69391  Lupinus grayi J. G. Lemmon 1894-1 Sierra Downieville Comment
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Aug 8 2010
  UC1129512  Lupinus lepidus var. confertus G. T. Nordstrom 1936-7-23 962 Sierra 2 mi sw Purdy; Sierraville Quad. Comment
  CHSC50833  Lupinus lepidus var. sellulus Vernon Oswald; Lowell Ahart 1990-7-25 4391 Sierra Ca. 0.25 mi south of Staverville Rd, ca. 1 mi west of Balls Ranch. 1935 Comment
  CHSC66527  Lupinus lepidus var. sellulus Lowell Ahart 1996-7-25 7702 Sierra On dry soil along dirt road, old Henness Pass Road, French Meadow, about 2 mile west of Webber Lake. 1950 Comment
  SEINET12165547  Lupinus nanus F. H. Utech 1986-1 86 -063 Sierra Tahoe National Forest, ca 1 mi E on CA 49 from Downieville, along North Yuba River 950 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
  RSA59466  Lupinus polyphyllus subsp. superbus E. K. Balls 1950-9-16 15884 Sierra Just north of Sattley, Hwy 89. 1524 Comment
  SEINET10484055  Lupinus polyphyllus var. polyphyllus Heidi H. Schmidt 1993-6-13 Schmidt 848 Sierra Tahoe National forest on state highway 89. 1.7 miles N of Sierraville. Sagebrush flats, meadow. 1650 Comment
  CHSC108128  Luzula cascadensis Lowell Ahart 2011-9-23 17714 Sierra Forest floor, about 100 yards north of Pass Creek, about 300 yards south of Henness Pass Road, west of French Meadow, east of Forest Road 70, about 3 miles (air) northwest of Weber Lake. 2016 Comment
  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
  CAS-BOT-BC441415  Luzula cascadensis Gladys L. Smith 1959-6-19 1201 Sierra Sierra Nevada. Clark Station, 3 miles below Yuba Pass. David Snyder cabin 1889 Comment
  UCR249647  Luzula comosa George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20773 Sierra Northern Sierra Nevada Mountains Foothills, Along CA-49, 1.2 miles north of the Yuba County line 901 Comment
  CHSC60626  Luzula comosa var. laxa L. P. Janeway 1984-7-29 951 Sierra About 3 1/2 mi southeast from Gold Lake, near Road 28 (21N11). Ridgetop/saddle. 2225 Comment
  UC1609499  Luzula divaricata Lowell Ahart 1993-9-10 7190 Sierra ca. 1 mi. s.w.of dirt rd. from Gibsonville to Johnsville (along small stream, at end of poor dirt rd. where there is a camp & water ditch, n. side of Mt. Fillmore); Mt. Fillmore 2133 Comment
  RSA0118751  Luzula macrantha Lowell Ahart 2015-5-9 20176 Sierra On the south side of the Canyon Creek Trail, about 300 yards southeast of the foot bridge across Boyce Ravine, trail on the north side of the North Fork of the Yuba River, about 3/4 mile west of Highway 49, about 1 3/4 miles west of Indian Valley. 716 Comment
  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
  JEPS87453  Luzula subcongesta Lowell Ahart 1993-9-10 7189 Sierra ca. 1 mi. s.w. of the dirt rd. from Gibsonville to Johnsville (at end of poor dirt rd. where there is a camp & water ditch, along small stream, n. side of Mt. Fillmore); Mt. Fillmore 2133 Comment
  UCD40308  Luzula subsessilis Rodney Gale Myatt 1971-7-3 820 Sierra Hillside above Hwy 49, just to the north of Yuba River. Near Oregon Creek, Alleghany Road, and Sierra County line. 195 Comment
  CAS-BOT-BC342599  Madia W. Harnach; N. Harnach 1989-8-7 240 Sierra Sierra Valley. Calpine Ranch (home) 1508 Comment
  SJSU14413  Madia citriodora N. A. Hopkins 1990-10-14 1640 Sierra by junction of rd to Calpine with the Sattley-Beckwourth Rd, Sierra Valley 1524 Comment
  SJSU13991  Madia elegans N. A. Hopkins 1988-8-9 1455 Sierra Hwy 49 midway between Sattley & Sierraville, Sierra Valley 1506 Comment
  UCD22391  Madia glomerata Ellen Dean; Art Shapiro, Davis Botanical Society 2002-9-28 1307 Sierra Sierra Valley Orientation turn-out along Hwy 49, 6-7 mile rd mi W of Sierraville. 1828 Comment
  UCR257849  Madia glomerata George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-7-22 19438 Sierra Northern Sierra Nevada Mountains, Henness Pass Road, 1.1 mile east of its junction with CA-89 at the north end of Kyburz Flat 1907 Comment
  CAS-BOT-BC342877  Madia glomerata Bruce G. Baldwin 1985-8-25 503 Sierra 0.7 miles north of junction with California State Highway 49 along California State Highway 89 (north of Sierraville) Comment
  CAS-BOT-BC342878  Madia glomerata Bruce G. Baldwin 1985-8-25 504 Sierra Ca. 1.5 miles east of Yuba Pass along California State Highway 49 1828 Comment
  POM203497  Madia glomerata L. S. Rose 1934-7-20 34391 Sierra Gold Lake 1951 Comment
  SEINET11799052  Madia glomerata var. ramosa L. S. Rose 1934-1 34391 Sierra Gold Lake 1951 Comment
  CAS-BOT-BC343418  Madia gracilis John Thomas Howell 1951-8-21 28278 Sierra Yuba Pass 2042 Comment
  JEPS40337  Madia gracilis W. L. Jepson 1907-8-26 Sierra just w Reno, Nevada; Dog Valley grade Comment
  CAS-BOT-BC343417  Madia gracilis Lowell Ahart 1981-7-24 2992 Sierra Sutter Buttes Area. Pacific Mine, 5 miles east of La Porte 1700 Comment
  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
  SEINET8491472  Maianthemum racemosum W. Harnach, N. Harnach 1990-6-30 439 Sierra Sierra Valley, Yuba Pass. 2042 Comment
  CAS-BOT-BC512754  Maianthemum racemosum subsp. amplexicaule W. Harnach; N. Harnach 1990-6-30 439 Sierra Sierra Valley, Yuba Pass 2042 Comment
  CAS-BOT-BC347356  Malacothrix floccifera Clare B. Hardham 1961-6-15 7390 Sierra Sierra Nevada Mountains. South side of Yuba Pass Comment
  JEPS124641 Image available Matricaria matricarioides C. L. Kline 1965-7-6 152 Sierra 2.6 miles south of junction of Beckworth and Sattley Rds. at Sierra City, along HWY 89. Comment
  CAS-BOT-BC282067  Melica fugax John Thomas Howell; Gordon H. True 1970-7-14 5505 Sierra At Verdi Peak Lookout, Verdi Range 2560 Comment
  CAS-BOT-BC282068  Melica fugax John Thomas Howell 1955-7-20 30887 Sierra Near Calpine 1508 Comment
  UC593542  Melica fugax E. B. Babcock, G. L. Stebbins Jr. 1936-6-3 1679 Sierra on road to Loyalton (e side of Sierra Valley); Sierra Valley 1615 Comment
  CAS-BOT-BC281376  Melica harfordii Catherine Best 1979-6-15 s.n. Sierra Herringtons, Sierra City Comment
  UCD87380  Melica harfordii Beecher Crampton 1954-5-10 1850 Sierra Sierra County, 6 miles northeast of Camptonville, along highway 49, south canyon of the North Yuba River. Comment
  SEINET11678861  Melica imperfecta J. G. Lemmon 1874-1 224 Sierra Sierra Co. &c. 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
  SCFS1081  Mentha arvensis F. Felix 2014-1 Sierra Cobbled creek bank Comment
  SEINET7952350  Mentha arvensis W. Harnach, N. Harnach 1990-9-3 526 Sierra Sierra Valley. 1.5 miles W of Sierraville on Hwy 49/89. Just west of Strang corrals 1505 Comment
  CHSC37213  Mentzelia dispersa L. Ahart 1982-7-28 3713 Sierra On bottom of water ditch, ca. 1/8 mi n of Pacific Mine, ca. 5 mi e of LaPorte. 1700 Comment
  CHSC47436  Mentzelia dispersa Lowell Ahart 1977-8-2 1528 Sierra On an open ridge on the west side of Mount Fillmore, about 12 miles north-east of La Porte. 2194 Comment
  JEPS25521  Mentzelia montana Rimo Bacigalupi with Lincoln Constance 1959-6-15 7132 Sierra 5 mi n Sierraville (at base of hills bordering western edge of Sierra Valley, along road to Loyalton.) 1493 Comment
  JEPS70761  Mertensia ciliata Leland S. Smith 1928-6-12 2329 Sierra W of Sardine (Henness Pass Road) 1828 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
  SEINET6033600  Micranthes integrifolia P. B. Kennedy, S. B. Doten 1901-7-23 209 Sierra Lincoln Valley Comment
  SEINET6033606  Micranthes integrifolia W. Harnach, N. Harnach 1989-4-30 049 Sierra Sierra Valley, 1.0 air miles NE of Calpine, Calpine Ranch. 1498 Comment
  CHSC32069  Micranthes odontoloma L. Ahart 1975-8-17 946 Sierra Along a small stream above Jones Valley, 3 mi w and 2 mi s of Webber Lake. 2286 Comment
  CAS-BOT-BC429254  Micranthes oregana Rimo Bacigalupi 1927-7-4 1606 Sierra Along banks of the north fork of the north fork of the Yuba River two miles west of Yuba Pass 1920 Comment
  UCD37222  Micranthes oregana Beecher Crampton 1958-6-24 4949 Sierra Sierra County, 12 miles south of Sierraville, J. A. Bickford Ranch, near Little Truckee River. 1828 Comment
  CHSC396  Microseris nutans V. Holt 1942-7-12 Sierra Gold Lake. 1950 Comment
  CAS-BOT-BC349261  Microseris nutans W. Harnach; N. Harnach 1989-6-4 126 Sierra Sierra Valley. Calpine Ranch (home) 1505 Comment
  CAS-BOT-BC349263  Microseris nutans W. Harnach; N. Harnach 1991-7-14 640 Sierra Sierra Valley. Coburn Lake, approx 1/4 below outlet to lake 2280 Comment
  SJSU12222  Microseris nutans N. A. Hopkins 1982-6-20 1060 Sierra 1 mi SW of Calpine 1524 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
  UCD84140  Microsteris gracilis Ayzik Solomeshch 2009-6-7 s. n. Sierra Sierra Valley, Bradley Ranch, along Calpine Rd, ca. 100 m N from the road. 1495 Comment
  SJSU12050  Microsteris gracilis N. A. Hopkins 1975-5-10 655 Sierra Upper Long Valley 1524 Comment
  UCD118917  Microsteris gracilis F. A. MacFadden 1934-6-29 s.n. Sierra Truckee River, 13 miles from Truckee on Reno Road via Hobart Mills. Comment
  UCR249171  Mimulus aurantiacus George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20787 Sierra Northern Sierra Nevada Mountains Foothills, Along CA-49, 1.8 miles west of Goodyears Bar, c. 5 miles west of Downieville 779 Comment
  SEINET12269791  Mimulus aurantiacus J. G. Lemmon 1874-1 s.n. Sierra Sierra Co. &c Comment
  RSA550841  Mimulus aurantiacus var. grandiflorus David M. Thompson 1992-6-9 1121 Sierra Downieville. 1.1 mi E of bridge over Downie river along Hwy 49 878 Comment
  UC335561  Mimulus bicolor Lemmon Sierra Webber Lake Comment
  SEINET3820362 Image available Mimulus breweri Lewis S. Rose 1924-7-2 34305 Sierra Gold Lake. 1951 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
  RSA8027  Mimulus moschatus var. sessilifolius H. A. Barker 1927-7-11 799 Sierra Gold Lake 1954 Comment
  HSC96897  Mimulus nanus var. mephiticus L. Ahart 2006-6-21 12837 Sierra Ca. 30 yds W of road, about 2.5 mi. (by road) W of Forest 1398 Comment
  UC1368507  Mimulus primuloides subsp. primuloides R. K. Gierisch, and D. H. Esplin 1969-9-25 3613 Sierra Tahoe <National Forest> Comment
  UC65858  Mimulus suksdorfii P. B. Kennedy and S. B. Doten 1901-7-8 121 Sierra Webber Lake Comment
  JEPS16445  Mimulus tilingii John G. Lemmon 1889-7-8 Sierra Gold Lake Comment
  CAS-BOT-BC388601  Minuartia douglasii M. Nakagawa No date on label 45 Sierra Hwy 49, .2 miles E. of Shananigan Flat Road Comment
  SEINET11934233  Minuartia douglasii var. douglasii F. H. Utech 1986-1 86 -058 Sierra Tahoe National Forest, ca 1 mi E on CA 49 from Downieville, along North Yuba River 950 Comment
  CAS-BOT-BC432930  Mitella breweri Roxana S. Ferris 1926-9-7 6843 Sierra Summit of Ebbetts Pass Comment
  UC54292  Mitella pentandra H. M. Hall and E. B. Babcock July, 1903 4482 Sierra Yuba Pass Sierra Nevada Mountains 1981 Comment
  CAS-BOT-BC215522  Monardella odoratissima Elmer I. Applegate 1921-9-7 3370 Sierra Gold Lake, northern Sierra County Comment
  SEINET5333330  Monardella odoratissima H. Hamlin 1904-1 s.n. Sierra Sierra Valley Comment
  SEINET5333333  Monardella odoratissima subsp. glauca W. Harnach, N. Harnach 1993-6-26 729 Sierra Sierra Valley. Doe Canyon ~ 3 miles SE of Loyalton in Sierra Brooks 1622 Comment
  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
  CAS-BOT-BC222129  Monardella odoratissima subsp. pallida John Thomas Howell; Gordon H. True 1970-7-14 5562 Sierra Verdi Peak Road ca. 3 miles from intersection with Dog Valley-Stampede Dam Road Comment
  CHSC67838  Monardella odoratissima subsp. pallida James D. Jokerst 1989-7-14 3141 B Sierra 1. 25 mi SW of Balls Ranch on rocky knob W of dirt road. 2042 Comment
  CHSC67839  Monardella odoratissima subsp. pallida James D. Jokerst 1990-7-27 3161 Sierra Balls Ranch Surveys for Jones and Stokes. Burma Summit, 6 mi SE of Loyalton. 2468 Comment
  UC66112  Monardella odoratissima subsp. pallida S. B. Doten 1901-7-12 165 Sierra Webber Lake 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-BC222133  Monardella odoratissima subsp. pallida Catherine Best 1983-8-29 875 Sierra Above Packers Lake 1950 Comment
  CAS-BOT-BC222155  Monardella odoratissima subsp. pallida W. Harnach; N. Harnach 1989-7-1 214 Sierra Sierra Valley. Sattley Hill 1524 Comment
  CDA33303  Monardella odoratissima subsp. pallida Jim Jokerst 1990-7-27 3163 Sierra Balls Ranch Surveys for Jones and Stokes. Burma Summit, 6 miles southeast of Loyalton. Comment
  CHSC85303  Monardella sheltonii John Dittes; Josephine Guardino, Lowell Ahart 2003-7-31 2003 -78 Sierra Northern High Sierra Nevada; ca. 6.2 air-miles southwest of Sierra City, ca. 6.4 air-mile southeast of Downieville, ca. 5.4 air-mile northwest of Bowman Lake; slope above Henness Pass Road. 1865 Comment
  UCD99121  Monolepis nuttalliana A. M. Shapiro 1993-6-12 s.n. Sierra 1.2 m. N of Sierraville. 1519 Comment
  CHSC73427  Montia chamissoi B. Castro; L. Gehrung, H. Durio. 1995-9-14 626 Sierra Ca 0.6 air mi SW of the top of Mt. Fillmore, and ca 0.5 mi SE of jeep trail 10E11, which traverses the headwaters of Pearson Ravine. Series of 4 meadows on NW-facing midslope terrace of mtn, feeding Pearson Ravine via springs and cascades, and surrounded by dry to moist Red fir forest. In 3 of the 4 meadows, in moist to saturated soil at edges of streamlets or wet flats. 2103 Comment
  CAS-BOT-BC444756  Montia chamissoi W. Harnach; N. Harnach 1990-5-13 311 Sierra Sierra Valley. Martinetti Ranch 1517 Comment
  SEINET9141933  Montia fontana P. B. Kennedy, S. B. Doten 1901-7-5 90 Sierra [Sierra Nevada] Webber Lake. Comment
  UCD84073  Montia linearis 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
  JEPS25518  Montia linearis Rimo Bacigalupi with Lincoln Constance 1959-6-15 7129 Sierra just sw of Sierraville (Sierra Valley); Sierra Valley 1511 Comment
  SEINET11942549  Montia linearis J. G. Lemmon 1874-1 s.n. Sierra Sierra Co. &c. Comment
  RSA755622  Montia parvifolia George K. Helmkamp, E. A. Helmkamp 2009-5-28 14859 Sierra along CA-49, 1.8 miles north of the Yuba County line 884 Comment
  SD237578  Montia parvifolia G. K. Helmkamp, E. A. Helmkamp 2009-5-28 14859 Sierra Northern Sierra Nevada Mountains Foothills: along CA-49, 1.8 miles north of the Yuba County line (Camptonvill 7.5'Q) 883 Comment
  SD241157  Montia parvifolia George K. Helmkamp, E. A. Helmkamp 2011-6-9 17537 Sierra Northern Sierra Nevada Mountains Foothills: 5.9 miles north of Camptonville along CA-49, about 1.2 miles northeast of the Yuba C. line (Camptonville 7.5'Q) 899 Comment
  UCR206329  Montia parvifolia George K. Helmkamp, E. A. Helmkamp 2009-5-28 14859 Sierra Northern Sierra Nevada Foothills, along CA-49, 1.8 miles north of the Yuba County line0 884 Comment
  UCR230992  Montia parvifolia George K. Helmkamp, E. A. Helmkamp 2011-6-9 17537 Sierra Northern Sierra Nevada Mountains Foothills, 5.9 miles north of Camptonville along CA-49, about 1.2 miles northeast of the Yuba Co. line 899 Comment
  RSA601901  Montia parvifolia L. C. Wheeler 1935-6-13 357 Sierra Shackleford Creed, Marble Mts. 976 Comment
  CAS-BOT-BC267035  Muhlenbergia filiformis Margaret Williams 1972-8-27 s.n. Sierra Near Worn Mill on Boca - Stampede Dam Road, 6.2 miles N of Boca 1737 Comment
  CAS-BOT-BC267039  Muhlenbergia filiformis W. R. Dudley 1909-8-27 s.n. Sierra E of Hot Springs Comment
  SEINET13384144 Image available Muhlenbergia richardsonis George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-1 19475 Sierra Northern Sierra Nevada Mountains: Little Truckee River valley along Hwy CA-89, 3.5 road miles north of the Nevada County line, 9.6 air miles SE (136 deg. ) of Sierraville 1878 Comment
  SEINET12780561  Myosotis discolor W. Harnach, N. Harnach 1991-7-4 610 Sierra Sierra Valley, 0.5 miles S of Sattley, Martinetti Ranch (the fenced bog hole) 1512 Comment
  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
  UCD96285  Myosurus apetalus Herbert L. Mason 1953-6-16 14551 Sierra Sierra County. One mile south of Beckwourth Buttes. Comment
  SEINET12279917  Nama aretioides J. G. Lemmon 1874-1 174 Sierra Comment
  SEINET5520877  Nama lobbii H. M. Hall, E. B. Babcock 4490 Sierra Sardine Lake 1829 Comment
  CDA11832  Navarretia breweri G. F. Hrusa, E. Sandoval 1993-5-3 11145 Sierra Sierra Valley; E side Antelope Valley, 3 miles S of Loyalton Rd. (Hwy 49). Comment
  CHSC92042  Navarretia capillaris Lowell Ahart 2005-8-30 12360 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
  UCD21020  Navarretia intertexta E. Bortiri 2002-7-7 WFC 68 Sierra Knuthson Meadows, Carman Valley, near Calpine, Sierra Co. Comment
  CHSC50838  Navarretia intertexta subsp. propinqua Vernon Oswald; Lowell Ahart 1990-7-25 4389 Sierra Ca. 0.25 mi south of Staverville Rd, ca. 1 mi west of Balls Ranch. 1935 Comment
  UC965528  Navarretia intertexta subsp. propinqua Herbert L. Mason 1952-7-19 14444 Sierra 1.5 mi e Calpine (at junction of Calpine with Sierraville-Beckwourth road); Sierra Nevada, Sierra Valley 1524 Comment
  SEINET14151895  Navarretia leptalea subsp. bicolor P. B. Kennedy, S. B. Doten 1901-7-8 116 Sierra [Sierra Nevada] Near Webber Lake Comment
  SEINET14151912  Navarretia leptalea subsp. bicolor P. B. Kennedy, S. B. Doten 1901-7-5 89 Sierra East of Webber Lake Comment
  UC1093651  Navarretia leptalea subsp. leptalea Herbert L. Mason 1957-6-21 14711 Sierra 3 mi n Satley; Sierra Valley, n of Satley Comment
  UC1123770  Navarretia leptalea subsp. leptalea H. S. Yates 1935-6-29 5278 Sierra 1 mi n Gold Lake; Plumas National Forest, Downieville quadrangle Comment
  UC585191  Navarretia leucocephala subsp. minima E. B. Babcock, G. L. Stebbins Jr. 1936-6-3 1654 Sierra about 5 mi n Sattley; Sierra Valley Comment
  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
  CAS-BOT-BC230403  Navarretia leucocephala subsp. minima W. R. Dudley 1894-9-1 s.n. Sierra Lake of Woods (or Webber Lake Meadow) Comment
  CAS-BOT-BC231222  Nemophila parviflora var. austiniae L. Constance 1938-6-9 2304 Sierra E side of Yuba Pass, 2.4 miles NW of Sattley 1524 Comment
  POM76022  Nemophila parviflora var. austiniae Lincoln Constance 1938-6-9 2304 Sierra E side of Yuba Pass, 2.4 miles NW of Sattley. 1524 Comment
  SD241049  Nemophila pedunculata George K. Helmkamp, E. A. Helmkamp 2011-6-9 17551 Sierra Northern Sierra Nevada Mountains Foothills: 7.1 miles orth of Camptonville along CA-49, about 2.5 miles north of Yuba Co. line (Strawberry Valley 7.5'Q) 808 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
  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-BC60562  Noccaea fendleri subsp. glauca Lowell Ahart 1986-7-1 5334 Sierra 0.25 mile esat of Johnsonville Road, about 0.5 mile east of Lake Delahunty, about 8 miles northeast of La Porte. 1828 Comment
  CHSC57061  Nothocalais alpestris L. P. Janeway; Garrett Gibson 1991-7-22 4089 Sierra Plumas National Forest. Slope 1/2 mi due east of Mohawk Gap (along road 21N31B). 2225 Comment
  CAS-BOT-BC349921  Nothocalais troximoides W. Harnach; N. Harnach 1989-5-21 111 Sierra Sierra Valley. Calpine Ranch (home) 1505 Comment
  SD50724  Notholithocarpus densiflorus var. echinoides Darley F. Howe 1959-8-2 2776 Sierra 15.5 miles west of Downieville, on #49 914 Comment
  CAS-BOT-BC400064  Nuphar polysepala H. Albert Barker 1926-7-20 142 Sierra Summit Lake 2072 Comment
  CAS-BOT-BC400065  Nuphar polysepala Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Salmon Lake (Lower) Comment
  CHSC50836  Oenothera deltoides subsp. piperi Vernon Oswald; Lowell Ahart 1990-7-25 4393 Sierra Staverville Rd ca. 0.5 mi east of Balls Ranch. On a roadside slope. 1798 Comment
  CAS-BOT-BC355582  Oreostemma alpigenum var. andersonii L. P. Janeway 1991-9-23 4143 Sierra Plumas National Forest, Beckwourth Ranger District. Near head of a tributary of Sulphur Creek, 1/4 mi east of Chapman Saddle and 2 mi east-southeast of Haskell Peak 2042 Comment
  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
  CHSC69863  Oreostemma alpigenum var. andersonii L. P. Janeway; Eric Schroder 1997-8-14 5327 Sierra Tahoe National Forest. Church Meadows; about 1.5 mi east of Gold Lake. 2042 Comment
  JEPS118127  Oreostemma alpigenum var. andersonii Dean W. Taylor 2009-8-4 20731 Sierra Yuba Pass, about 80 m N of the junction of Hwy 49 and the snow park parking lot entrance road 2042 Comment
  JEPS118128  Oreostemma alpigenum var. andersonii Dean W. Taylor 2009-8-4 20730 Sierra headwaters of Deer Creek, tributary to Yuba River at Bassetts (Yuba Pass region) 2087 Comment
  JEPS31966  Oreostemma alpigenum var. andersonii W. L. Jepson 1934-8-2 16810 Sierra 2 mi e Bassett Sta. (Pioneer Road Sta.); North Fork Yuba River 1706 Comment
  UC86920  Oreostemma alpigenum var. andersonii J. G. Lemmon 1875-1 128 Sierra Comment
  CAS-BOT-BC500184  Orobanche fasciculata Lowell Ahart 1977-8-2 683 Sierra Sierra Nevada: near summit of Mt. Fillmore; on ridge on W side of the mountain; Mt. Fillmore is ca. 12 mi NE of La Porte 2400 Comment
  UCR249150  Orobanche uniflora George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20757 Sierra Northern Sierra Nevada Mountains Foothills, Along CA-49, 1.2 miles north of the Yuba County line 901 Comment
  RSA0059186  Orobanche uniflora subsp. occidentalis H. Albert Barker 1927-7-28 835 Sierra Above Snake Lake. 2134 Comment
  UC876317  Orthilia secunda Anna Head 1920-7-23 Sierra Feather River Region of Gold Lake Comment
  CAS-BOT-BC458067  Orthilia secunda Anna Head 1921-7-23 s.n. Sierra Feather River Region, shores of Gold Lake Comment
  CAS-BOT-BC458068  Orthilia secunda H. Albert Barker 1928-7-4 36 Sierra Packer Lake 1981 Comment
  RSA0083185  Orthilia secunda L. S. Rose 1934-7-20 34396 Sierra Gold Lake. 1951 Comment
  SJSU12272  Orthocarpus cuspidatus subsp. cryptanthus N. A. Hopkins 1984-7-22 1222 Sierra by rd to Babbitt Peak, Bald Mt Range 2621 Comment
  JEPS4492  Orthocarpus luteus Rimo Bacigalupi with H. L. Mason and J. R. Sweeney 1953-7-8 4293 Sierra along road from Hawley RR station of the W.P. RR southward to Loyalton Middle of Sierra Valley Sierra Valley; Middle of Sierra Valley 1481 Comment
  RSA39079  Osmorhiza berteroi P. A. Munz 1948-8-11 12328 Sierra Carvin Creek on Hwy 49, NE of Sierra City 1738 Comment
  JEPS15949  Osmorhiza depauperata J. G. Lemmon 1872-2 Sierra Sierra Valley Comment
  UC66439  Osmorhiza occidentalis S. B. Doten 1901-7-1 63 Sierra Webber Lake Comment
  RSA7997  Osmorhiza occidentalis H. A. Barker 1927-7-6 785 Sierra Gold Lake 1982 Comment
  SEINET11133212  Osmorhiza occidentalis P. A. Lehenbauer 1937-6-8 92 Sierra On Truckee river, at Iceland, 25 miles W of Reno. 1676 Comment
  SEINET11141867  Osmorhiza occidentalis S. B. Doten 1901-7-1 s.n. Sierra Webber Lake. Comment
  CHSC81342  Oxypolis occidentalis Lowell Ahart 2001-9-28 9295 Sierra On the east side of the large meadow, east of the old homestead, about 1 1/4 miles north of Scales, about 2 miles (air) southeast of Poverty Hill (town). 1524 Comment
  UC1609357  Oxyria digyna Lowell Ahart 1993-9-10 7212 Sierra n side Mount Fillmore (about 1 1/2 mi s of the dirt road from Gibsonville to Johnsville); n side of Mount Fillmore 2286 Comment
  SEINET11802521  Packera pauciflora J. G. Lemmon 1874-1 127 Sierra Sierra Co. &c Comment
  UC180140  Packera pauciflora J. G. Lemmon Sierra Sierra County California 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
  CAS-BOT-BC28839  Paeonia brownii J. T. Howell; Gordon H. True 1970-7-14 5521 Sierra At Verdi Peak Lookout, Verdi Range 2560 Comment
  UC585221  Paeonia brownii E. B. Babcock, G. L. Stebbins Jr. 1936-6-5 1719 Sierra eight mi s Loyalton; Lewis Mill Ranger Station 1969 Comment
  UCR257737  Paeonia brownii George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-7-22 19463 Sierra Northern Sierra Nevada Mountains, Little Truckee River valley along Hwy CA-89, 3.5 road miles north of the Nevada County line, 9.6 air miles SE (136 deg. ) of Sierraville 1878 Comment
  CAS-BOT-BC28837  Paeonia brownii D. E. Breedlove 1962-6-13 3534 Sierra On bank of the Little Truckee River, on State Highway 89, 11.3 miles S of Sierraville 1905 Comment
  CAS-BOT-BC175503  Parnassia fimbriata Gordon H. True 1975-10-1 7964 Sierra On Meadow Lake-Webber Lake road just north of Nevada County Line 2118 Comment
  SEINET10833263  Parrya menziesii John T. Middleton 1938-6-18 Middleton s.n. Sierra Open dry rocky flat; .75 mi. N. Of sonora pass sierra nevada california. Comment
  CHSC63172  Pectiantia breweri Lowell Ahart 1994-7-1 7431 Sierra South of the larger pond, steep rocky slope on the north side of Henness Pass Road, at Keystone Gap, east of Keystone Mountain, about 1 1/2 miles northeast of Middlewaters, about 11 miles (air) north-east of Alleghany. 1889 Comment
  JEPS125802  Pectiantia breweri William Harnach 2011-7-20 1250 Sierra South side of the North fork of the Yuba River, approximately 1/4 mile East of the Sierra Nevada Field Campus. Comment
  SEINET13752101  Pedicularis groenlandica P. B. Kennedy, S. B. Doten 1901-7-5 95 Sierra Webber Lake Comment
  CHSC43493  Pedicularis semibarbata Lowell Ahart 1975-8-17 942 Sierra South-east of Jones Valley, about 3 miles west and 2 miles south of Webber Lake. 2286 Comment
  CHSC37224  Pellaea brachyptera L. Ahart 1982-7-28 3694 Sierra Ca. 1/4 mi n of Pacific Mine, ca. 5 mi e of La Porte. 1700 Comment
  UC1875012  Pellaea brachyptera Ruth Kirkpatrick 2005-7-20 1362 Sierra Sand Pond, S-facing rocky slope N of Sand Pond and N-side of road. 1767 Comment
  CAS-BOT-BC69359  Pellaea brachyptera C. D. MacNeill 1964-5-24 s.n. Sierra South slope Sierra Buttes, 1 mile N. Sierra City 1981 Comment
  CHSC52490  Pellaea bridgesii L. P. Janeway 1984-8-18 1030 Sierra Ridge south of the mdws near the second switch-back down from Packers Saddle. 2042 Comment
  UC1063616  Pellaea bridgesii H. S. Yates 1935-6-29 5289 Sierra 1 mi n Gold Lake; Plumas Nat'l Forest, Downieville Quadrangle Comment
  CAS-BOT-BC71263  Pellaea bridgesii Lowell Ahart 1983-10-27 4469 Sierra north side of Milton Res., near Jackson Meadow Res. 1800 Comment
  SEINET11713805  Pellaea bridgesii J. G. Lemmon 1874-1 225 Sierra Sierra Co., &c. Comment
  CAS-BOT-BC77158  Pellaea mucronata subsp. mucronata Alice Eastwood 1918-4-6 6771 Sierra Downieville Comment
  SEINET4856161  Penstemon deustus Francis W. Pennell 1940-1 25836 Sierra Calif Hwy 89, 1 mi above Sierraville. 1555 Comment
  UC65849  Penstemon deustus S. B. Doten 1901-6-20 52 a Sierra Little Truckee Comment
  UCD124092  Penstemon deustus N. Hopkins 1971-6-14 213 Sierra Tahoe Forest; road to Lemmon Canyon. 1676 Comment
  POM297965  Penstemon deustus subsp. deustus J. G. Lemmon 1874-1 151 Sierra [No locality information provided on label.] 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
  CHSC105549  Penstemon gracilentus Lowell Ahart 2010-9-15 17168 Sierra About 20 yards northwest of the cabin, about 50 yards southwest of the middle pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak. 2134 Comment
  JEPS117452  Penstemon gracilentus Lowell Ahart 2010-9-15 17168 Sierra About 20 yards northwest of the cabin, about 50 yards southwest of the middle pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak 2134 Comment
  NY600704  Penstemon gracilentus M. J. Williams 1983-8-7 83133- 1 Sierra Verdi Ridge, above Dog Valley 2316.5 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
  SEINET5328216 Image available Penstemon gracilentus W. Harnach, N. Harnach 1990-6-30 454 Sierra Sierra Valley, Yuba Pass 2042 Comment
  UC335604  Penstemon gracilentus unknown Aug. 1874 Sierra Webber Lake Comment
  UC406901  Penstemon gracilentus Leland S. Smith 1928-6-30 2446 Sierra Yuba Pass Yuba Pass (along road) 1981 Comment
  NY600705  Penstemon gracilentus L. S. Rose 1934-7-1 34299 Sierra Northwest of Gold Lake 2103.1 Comment
  NY600711  Penstemon gracilentus F. W. Pennell 1940-6-12 25850 Sierra Route 89, along Gold Creek, south of Sierraville 1676.4 Comment
  NY600724  Penstemon gracilentus D. W. McNeal 1990-8-10 3782 Sierra In a clear cut, 0.3 mile south of Mills Park Lookout. Plumas National Forest. Comment
  NY600740  Penstemon gracilentus P. S. Lathrop 1989-6-29 s.n. Sierra Along dirt road to Packer Lake Comment
  POM203458  Penstemon gracilentus L. S. Rose 1934-7-1 34299 Sierra NE of Gold Lake. 2104 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
  SJSU14313  Penstemon gracilentus N. A. Hopkins 1989-7-15 1565 Sierra between Yuba Pass & Weber L c. 2 mi S of Yuba Pass 2194 Comment
  UC690303  Penstemon gracilentus David D. Keck 1928-6-13 436 Sierra on Yuba Pass Road 8.5 mi w Sierraville; Sierra Nevada, w of Sierraville on Yuba Pass Road 1981 Comment
  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-BC239330  Penstemon newberryi var. berryi Mrs. E. C. Sutliffe 1927-6-22 s.n. Sierra At Salmon Lake Comment
  UC586840  Penstemon newberryi var. newberryi Joseph Andorfer Ewan 1934-6-26 8193 Sierra near Frazier Creek Falls, Gold Lake region Sierra Nevada 1828 Comment
  UC174783  Penstemon newberryi var. newberryi J. G. Lemmon 1874-1 Sierra 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
  UC1971327  Penstemon procerus Lewis S. Rose 1934-7-1 34299 Sierra NW of Gold Lake Comment
  SJSU5134  Penstemon roezlii N. A. Hopkins 1968-6-28 134 Sierra Packer L 1950 Comment
  UC336297  Penstemon roezlii J. G. Lemmon 1877-8-30 209 Sierra side of Downieville Buttes Sierra Valley, side Downieville Buttes Comment
  NY650148  Penstemon roezlii H. M. Hall 07 1903 4485 Sierra Lower Sardine Lake 1828.8 Comment
  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
  CAS-BOT-BC239626  Penstemon rydbergii var. oreocharis W. R. Dudley 1894-8-31 s.n. Sierra Webber Lake Comment
  SEINET7948424 Image available Penstemon rydbergii var. oreocharis N. H. Holmgren, P. K. Holmgren 2014-6-11 16538 Sierra Sierra Nevada, State Route 89, 1 km (0.6 miles) south of the Little Truckee Bridge 1853 Comment
  UC1523835  Penstemon rydbergii var. oreocharis Ric Villasenor L. 1986-6-21 Sierra meadow areas on slopes w Smith Neck Creek (Loyalton); on slopes w of Smith Neck Creek, Loyalton Comment
  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
  RSA286317  Penstemon speciosus Robert F. Thorne 1974-7-30 45031 Sierra Tahoe National Forest: Goose, Haven and Snag Lakes area. 2058 Comment
  RSA79294  Penstemon speciosus E. K. Balls, Percy C. Everett 1952-10-9 18123 Sierra Hwy 89, 3.6 mi NW of Sierra-Nevada County line, along Little Truckee River. 1372 Comment
  RSA7947  Penstemon speciosus H. A. Barker 1927-7-6 793 Sierra Gold Lake 1982 Comment
  SEINET10898231  Penstemon speciosus John T. Middleton 1938-7-18 Middleton s.n. Sierra Sonora pass, 1/2 mi n rocky exposed e slope, flowers deep blue. Sierra nevada. Comment
  SJSU12062  Penstemon speciosus N. A. Hopkins 1973-6-15 540 Sierra Chapman Saddle Rd c. 3 mi E of Gold L 2133 Comment
  SEINET11153134  Perideridia bolanderi subsp. bolanderi W. Harnach, N. Harnach 1989-6-4 127 Sierra Sierra Valley, E of Calpine, Calpine Ranch (home). 1506 Comment
  RSA584272  Perideridia bolanderi subsp. bolanderi J. T. Howell, Gordon True 1974-7-29 50616 Sierra About 1 mile above Gibsonville 1799 Comment
  SFV8547  Perideridia gairdneri E. E. Grissell 1971-7-24 s. n. Sierra Sierra Nevada 6 miles north of Sattley. Comment
  UCSB27030  Perideridia gairdneri Wilken, Dieter 1969-7-24 Sierra Salmon Creek, 2 miles north of California State Highway 49, on road to Graeagle, Sierra Buttes, Sierra Nevada 1981 Comment
  SEINET11154184  Perideridia gairdneri subsp. borealis P. B. Kennedy, S. B. Doten 1901-7-8 94 Sierra Near Webber Lake. Comment
  UC1123120  Perideridia lemmonii G. T. Nordstrom 1936-7-22 948 Sierra 1 mi se Sawmill; Sierraville Quadrangle Comment
  UCD84220  Perideridia lemmonii 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
  CHSC69855  Perideridia parishii subsp. latifolia L. P. Janeway; Eric Schroder 1997-8-14 5329 Sierra Tahoe National Forest. Church Meadows; about 1.5 mi east of Gold Lake. 2042 Comment
  SEINET8584756  Perideridia parishii subsp. latifolia W. Harnach 2012-8-1 1291 Sierra 1.0 mile east of the Gold Lake Road on Forest Road 09, then south 0.25 mile on Road 09-3 Tahoe National Forest 2020 Comment
  RSA718376  Phacelia heterophylla subsp. virgata L. Ahart 2006-6-21 12847 Sierra On the west side of the Foote Road, about 4 miles (by road) southwest of Alleghany. 849 Comment
  RSA427987  Phacelia heterophylla subsp. virgata Britton, Robert W. Townsend 1939-8-23 131 Sierra On north bank of Yuba River, seven miles above Sierra City. 1674 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
  SEINET5759550  Phacelia heterophylla var. virgata P. B. Kennedy, S. B. Doten 1901-7-8 131 Sierra [Sierra Nevada] Near Webber Lake Comment
  SD103796  Phacelia humilis Darley F. Howe 1978-7-16 Sierra Along Hwy 89, 12.3 mi N of Truckee 1920 Comment
  SEINET5520971  Phacelia humilis P. Lehenbauer 1925-6-11 1345 Sierra Balls Canyon, near lower Ranch House 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
  SBBG15811  Phacelia hydrophylloides H. and M. Dearing 1939-7-4 3831 Sierra Gold Lake Comment
  NY1055111  Phacelia ivesiana J. G. Lemmon 1874-1 s.n. Sierra Comment
  CDA11836  Phacelia linearis G. F. Hrusa, E. Sandoval 1993-5-3 11149 Sierra Antelope Valley, Sierra Valley. Comment
  SEINET5507906  Phacelia mutabilis W. Harnach, N. Harnach 1989-6-25 180 Sierra Sierra Valley, 0.5 miles E of Calpine, Calpine Ranch (home). 1509 Comment
  SJSU11218  Phacelia mutabilis H. L. Buckalew 1964-7-16 Sierra Yuba Pass, Hwy 49 2042 Comment
  CHSC94179  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
  UC126003  Phacelia procera J. G. Lemmon 1875-1 211 Sierra Comment
  JEPS118492  Phacelia racemosa Lowell Ahart 2011-9-23 17701 Sierra About 80 yards north of Pass Creek, about 320 yards south of Hennas Pass Road, west of French Meadow, east of Forest Road 70, about 3 miles (air) northwest of Webber Lake.siz 2016 Comment
  SEINET8477196  Phacelia racemosa D. Taylor 2011-8-10 21152 Sierra Henness pass road 2 miles east of keystone gap, Haypress Valley, CA 7 1/2 USGS quadrangle, North facing cirque 2073 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
  SJSU12016  Philadelphus lewisii N. A. Hopkins 1975-7-24 692 Sierra near Rosassco Ravine 1 mi W of Downieville 914 Comment
  SD50713  Philadelphus lewisii var. californicus D. F. Howe 1959-8-2 2775 Sierra 15.5 miles W of Downieville 914 Comment
  CAS-BOT-BC250781  Phleum alpinum D. E. Breedlove 1962-6-12 3521 -A Sierra Along the Little Truckee River, on State Hwy. 89, 10.0 miles south of Sierraville 1950 Comment
  CAS-BOT-BC250783  Phleum alpinum R. K. Gierisch; D. H. Esplin 1969-6-25 3495 Sierra Tahoe National Forest. Anderson Mdw. Comment
  SEINET4889076  Phleum alpinum P. B. Kennedy, S. B. Doten 1901-7-23 218 Sierra South of Lincoln Valley Comment
  SEINET4889149  Phleum pratense W. Harnach, N. Harnach 1990-7-12 472 Sierra Sierra Valley, approx 1.4 mile west of the Sierraville rodeo grounds on County road 1524 Comment
  CDA9212  Phlox diffusa D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-21 6 .294 Sierra Above Sardine Lake on road to Sierra Butte. Comment
  CHSC73805  Phlox diffusa B. Castro; M. A. Griggs, Plumas NF botanists 1997-7-10 770 Sierra Bunker Hill Ridge, on highest ridge crest SE of Duck Soup Pond, along pacific Crest Trail. 2136 Comment
  JEPS23955  Phlox gracilis Rimo Bacigalupi with Lincoln Constance 1959-6-15 7127 Sierra just sw Sierraville; Sierra Valley 1511 Comment
  JEPS69985  Phlox speciosa subsp. occidentalis Leland S. Smith 1926-4-12 1756 Sierra Rebel Ridge Range Tahoe National Forest 609 Comment
  UC83566  Phlox stansburyi J. G. Lemmon 1875-1 195 Sierra 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
  CAS-BOT-BC60689  Phoenicaulis cheiranthoides Gordon H. True 1967-7-31 3678 Sierra Verdi Peak Road, ca. 1.5 mile below summit. 2438 Comment
  CHSC69194  Phoradendron libocedri Vernon Oswald; Lowell Ahart 1997-8-19 8824 Sierra Mountain House Rd. (County Rd.300) just south of its junction with Henness Pass Rd. (County Rd.293), 6.3 mi south of Goodyears Bar. 1389 Comment
  CHSC97713  Phoradendron villosum Lowell Ahart 2007-10-25 14504 Sierra About 10 yards east of Port Wine Ridge Road and the remains of two old buildings, about 1 1/2 miles north of Scales, about 5 miles (air) south of La Porte. 1432 Comment
  CAS-BOT-BC58240  Phyllodoce breweri Albert H Barker 1926-7-8 93 Sierra Gold Creek Ridge, shore of Squaw Lake. 2042 Comment
  RSA8041  Phyllodoce breweri H. A. Barker 1927-7-20 826 Sierra Squaw Lake. 2012 Comment
  SBBG59947  Phyllodoce breweri J. G. Lemmon 1891-1 Sierra near Webber Lake Comment
  UC1134142  Pinus attenuata A. Lewis 1934-10-26 540 Sierra 1/2 mi sw Loganville; Tahoe National Forest, Downieville Quadrangle Comment
  CAS-BOT-BC78361  Pinus contorta W. R. Dudley 1900-6-14 s.n. Sierra Shores of Donner Lake Comment
  MACF021046  Pinus contorta Trudy R. Ericson 1976-7-3 574 Sierra Approx. 2 miles northeast of Babbitt Peak Lookout Station, Tahoe National Forest 2669 Comment
  CAS-BOT-BC78489  Pinus contorta subsp. murrayana Javier Penalosa 1962-6-20 2549 Sierra Little Truckee R. at Hwy. 89 1905 Comment
  CAS-BOT-BC78493  Pinus contorta subsp. murrayana W. R. Dudley 1894-9-1 s.n. Sierra Outlet Lake of Woods, near Webber Lake Comment
  CAS-BOT-BC78710  Pinus jeffreyi William R. Dudley 1894-9-1 s.n. Sierra on Sugar Pine Flat by Stage [road] Road Truckee to Webber L. Comment
  RSA6219  Pinus jeffreyi Elmer I. Applegate 1921-9-7 3372 Sierra Gold Lake 1982 Comment
  UC336036  Pinus lambertiana J. G. Lemmon and wife Sierra Webber Lake Comment
  SEINET12515144  Pinus monticola P. A. Lehenbauer 1936-10-4 s.n. Sierra Gold Lake 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
  UCD40714  Pinus ponderosa David Diaz 1983-10-24 s.n. Sierra Tahoe National Forest, Sierra Valley Ranger District, Babbitt Peak. 2651 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
  MACF021052  Pinus washoensis Trudy R. Ericson 1976-7-3 575 Sierra Aprrox. 2 mi. northeast of Babbitt Peak Lookout Station, Tahoe National Forest 2669 Comment
  SEINET5323928  Pinus washoensis D. A. Charlet, Chris Ross 1996-7-24 2303 Sierra Sierra Nevada. Bald Mountain Range; Cat Canyon. Near headwaters of Long Valley Creek. Great Basin drainage (Honey Lake). 2268 Comment
  UC186973  Piperia unalascensis C. F. Sonne Jul 1888 Sierra Bear Valley Truckee River Comment
  UCR242987  Plagiobothrys cognatus Ayzik Solomeshch 2009-6-8 s.n. Sierra Sierra Valley, Roen Ranch, along Westside Road, c. 2 km north of intersection of Westside Road and Calpine Rd., [then] c. 1 km east of Westside Road 1493 Comment
  SJSU14022  Plagiobothrys cognatus N. A. Hopkins 1988-6-3 1416 Sierra Knuthson Meadow between Hwy 89 & Carmen Valley 1524 Comment
  SJSU6452  Plagiobothrys hispidulus N. A. Hopkins 1971-6-14 382 Sierra 1 mi E of Sierraville, Sierra Valley 1524 Comment
  UCR242991  Plagiobothrys mollis var. mollis Ayzik Solomeshch 2009-6-7 s.n. Sierra Sierra Valley, Bradley Ranch, along Calpine Road, c. 100 m north from the road 1495 Comment
  UC1586494  Plagiobothrys scouleri Lowell Ahart 1991-7-22 6688 Sierra about 3 mi nw Webber Lake (about 0.25 mi s of Henness Pass Road); French Meadow 2133 Comment
  CDA11842  Plagiobothrys tenellus G. F. Hrusa, E. Sandoval 1993-5-3 11155 Sierra Sierra Valley; on S side of Golden Dome E side of Antelope Valley, 3 miles S of Loyalton Rd. (Hwy 49). Comment
  SJSU9817  Plagiobothrys torreyi C. W. Sharsmith 1982-5-30 8668 Sierra 2 mi N of Sattley on Sattley-Beckwourth Rd, Sierra Valley 1524 Comment
  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
  CHSC59031  Platanthera sparsiflora Lowell Ahart 1992-7-17 6792 Sierra About 2 (air) miles east of Quartz Point, about 6 (air) miles south-east of Downieville. 1706 Comment
  CAS-BOT-BC92251  Platystemon californicus L. S. Smith 1926-4-16 1776 Sierra Tahoe Forest. Forest Hill Ridge below Yankee Jim. 609 Comment
  SEINET8531765  Plectritis macrocera W. Harnach, N. Harnach 1989-6-4 131 Sierra Sierra Valley, 0.5 miles E of Calpine, Calpine Ranch, found on edge of small drying mud flat 1506 Comment
  CAS-BOT-BC254776  Poa bolanderi Lowell Ahart 1977-8-2 s.n. Sierra On the N side of Mount Fillmore, about 12 miles NE of La Porte 2000 Comment
  JEPS75457  Poa bolanderi W. L. Jepson 1934-8-3 16834 Sierra 2 mi e Bassett Station (Pioneer road sta., N Fork Yuba River) 1706 Comment
  SEINET7709378  Poa bolanderi W. Harnach, N. Harnach 1990-6-30 440 Sierra Sierra Valley, Yuba Pass 2042 Comment
  CAS-BOT-BC254984  Poa bulbosa W. Harnach; N. Harnach 1989-4-23 044 Sierra E slope Sattley Hill 1520 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
  HSC96969  Poa compressa L. Ahart 2006-6-21 12801 Sierra W side of Foote Rd., near Blue Ravine, about 3 mi. SW of Alleghany. 1054 Comment
  JEPS110286  Poa compressa Lowell Ahart 2006-6-21 12801 Sierra On the west side of the Foote Road, near Blue Ravine, about 3 miles (by road) southwest of Alleghany 1053 Comment
  CAS-BOT-BC255146  Poa cusickii subsp. epilis R. K. Gierisch; D. H. Esplin 1969-6-25 3484 Sierra Tahoe Forest Comment
  HSC97062  Poa cusickii subsp. epilis L. Ahart 2006-6-28 12877 Sierra About 3/4 air mi. E of Lake Delahunty, about 2 air mi. NE of Gibsonville. 1881 Comment
  SEINET7838559  Poa fendleriana K. E. Bradshaw 1942-5-20 KB 403 Sierra 3 miles Southwest of Purdy, Old Trosi Ranch 1676 Comment
  SEINET10660405  Poa lemmonii John G. Lemmon 1875-1 Lemmon 3 Sierra Nevada Mts. Comment
  CAS-BOT-BC246859  Poa nemoralis Catherine Best 1979-6-15 s.n. Sierra Herringtons, Sierra City 1219 Comment
  CAS-BOT-BC255927  Poa palustris John Thomas Howell 1969-9-13 46113 Sierra Little Truckee River near outlet of Webber Lake, Sierra Nevada 2042 Comment
  UCD91838  Poa pratensis A. A. Beetle 1944-8-17 3057 Sierra north fork of Yuba River, 8 miles below Downieville. Comment
  UCD91872  Poa pratensis Beecher Crampton 1954-5-11 1892 Sierra Sierra Valley, Sierraville. Comment
  SEINET7850280  Poa pratensis P. A. Lehenbauer 1937-6-8 122 Sierra 25 mi. W. of Reno, on Truckee river, at Iceland. S. side of river by falls. 1676 Comment
  CHSC112131  Poa pratensis subsp. pratensis L. P. Janeway 2014-6-23 11405 Sierra Northern High Sierra Nevada. Plumas National Forest; Placer Diggings along Pine Grove Creek, just north of Pine Grove Cemetery, 1.3 air-km west-northweat of Howland Flat. 1646 Comment
  RSA719208  Poa secunda L. Ahart 2006-6-21 12831 Sierra about 2.5 miles (by road) west of Forest. 1398 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-BC247062  Poa secunda subsp. juncifolia John Thomas Howell; Gordon H. True 1970-7-14 5493 Sierra West side of Dog Valley ca. 5 miles northwest of Verdi (Nevada) 1889 Comment
  SEINET7852348  Poa secunda subsp. juncifolia K. R. Genz 1979-5-23 9119 Sierra Turning south at forest boundary and Long Valley Road, travel Mitchell Canyon Road for 2.3 miles. 1817 Comment
  SEINET7859330  Poa secunda subsp. juncifolia P. A. Lehenbauer 1937-6-8 87 Sierra 25 miles West of Reno, Nevada on Truckee river, at Iceland, South side of river by falls 1676 Comment
  CAS-BOT-BC243210  Poa secunda subsp. secunda Javier Penalosa 1962-6-20 2557 Sierra Ridge W of Little Truckee River at Highway 89 1935 Comment
  CHSC110228  Poa secunda subsp. secunda L. P. Janeway 2012-6-24 10901 Sierra Northern High Sierra Nevada. Top of band of serpentine along Sawmill Ridge 1.0 km southeast of Delahunty Lake and 2.7 km northwest of Mt Fillmore. 1901 Comment
  CHSC44586  Poa secunda subsp. secunda Lowell Ahart 1978-9-26 1810 Sierra Cliff that is found along the stream that drains the north side of Mount Fillmore, about 12 miles north-east of La Porte. 1950 Comment
  CHSC44589  Poa secunda subsp. secunda Lowell Ahart 1978-6-4 1757 Sierra On the road cutbank along the Foote Road, about 4 miles south of Alleghany. 1219 Comment
  SEINET7861940  Poa secunda subsp. secunda K. R. Genz 1979-5-23 9118 Sierra Turning south at forest boundary and Long Valley Road, travel Mitchell Canyon Road for 2.3 miles. 1817 Comment
  SEINET3287501 Image available Poa tenerrima George K. Helmkamp, E. A. Helmkamp 2009-5-28 14848 Sierra Northern Sierra Nevada Foothills; along CA-49, 1.8 miles north of the Yuba County line. 884 Comment
  UCD32537  Poa wheeleri Beecher Crampton 1954-5-10 1855 Sierra Sierra County, east slope Yuba Pass, 3 miles west of Sattley, along highway 49. 1767 Comment
  SEINET7875875  Poa wheeleri P. B. Kennedy 1901-7-10 137 Sierra Canyon below Webber Lake. Comment
  CHSC61794  Polemonium californicum Lowell Ahart 1993-9-10 7214 Sierra On a ridge, on the west side of Mount Fillmore, about 1 1/2 miles south of the dirt road from Gibsonville to Johnsville. 2286 Comment
  POM297981  Polemonium californicum J. G. Lemmon 1874-1 186 Sierra [No location informaiton provided on label.] Comment
  SEINET13762979  Polemonium californicum P. B. Kennedy, S. B. Doten 1901-7-1 67 Sierra Webber Lake Comment
  UC66430  Polemonium californicum P. B. Kennedy and S. B. Doten 1901-7-20 197 Sierra Webber Lake Comment
  UCD109720  Polygala cornuta Collector Unknown 1925-6-29 407 Sierra Downieville. Comment
  CAS-BOT-BC170322  Polygala cornuta var. cornuta Forest Sheehan 1970-7-20 s.n. Sierra Near Scales. 1371 Comment
  SEINET4335261  Polygonum P. B. Kennedy, S. B. Doten 1901-7-8 112 Sierra NE of Webber Lake Comment
  JEPS50502  Polygonum bistortoides Dr. Hunt 1872-2 Sierra Indian Valley; Sierra Valley and northward Comment
  CAS-BOT-BC414581  Polygonum douglasii Catherine Best 1982-7-10 705 Sierra Near the Little Truckee River about 15 mi. northwest of Truckee Comment
  SD61126  Polygonum douglasii Darley F. Howe 1964-7-28 3887 Sierra 5.5 mi. so. Of Gold Lake Lodge. Tahoe Nat. Forest 1829 Comment
  CHSC45464  Polygonum douglasii subsp. douglasii Lowell Ahart 1975-8-17 954 Sierra On a gravel bar in Jones Valley, about 3 miles west and 2 miles south of Webber Lake. 2286 Comment
  CHSC53042  Polygonum douglasii subsp. douglasii L. P. Janeway 1989-8-24 3632 Sierra North-facing slopes along SE side of McNair Mdw; ca 1 mi W of Calpine L. O. 1630 Comment
  JEPS88558  Polygonum douglasii subsp. douglasii Vernon H. Oswald and Lowell Ahart 1996-8-19 8187 Sierra Yuba Pass-Weber Lake Rd (Forest Rd. 12) 1.6 mi s of Hwy 49 (northern High Sierra Nevada); northern High Sierra Nevada 2133 Comment
  UC1586484  Polygonum douglasii subsp. douglasii Lowell Ahart 1991-7-22 6678 Sierra about 1/4 mi s Henness Pass Road (about 3 mi nw of Webber Lake); French Meadow 2133 Comment
  UC570034  Polygonum douglasii subsp. spergulariiforme H. S. Yates 1935-6-23 5274 Sierra 5 mi nw Sattley; Sierraville Quadrangle 1493 Comment
  RSA8060  Polygonum kelloggii H. A. Barker 1957-7-28 s.n. Sierra Hawley Lake. 2012 Comment
  CAS-BOT-BC418528  Polygonum minimum Lowell Ahart 1983-10-27 4475 Sierra Near a dirt road that is about 2 miles south-east of Jackson Meadows Res., about 1 mile south of Pass Creek, near Jackson Meadows Res. 2200 Comment
  UC1060656  Polygonum parryi Herbert L. Mason 1957-6-21 14709 Sierra 3 mi n Satley; Sierra Valley Comment
  SEINET3399386 Image available Polygonum parryi Herbert L. Mason 1957-6-21 14709 Sierra Sierra Valley, 3 mi N of Satley Comment
  JEPS88367  Polygonum phytolaccifolium Vernon H. Oswald and Lowell Ahart 1996-8-19 8214 Sierra Yuba Pass-Weber lake Rd. (Forest Rt. 12) 0.4 mi. n. of rd. to Haypress Valley; northern High Sierra Nevada 2225 Comment
  SDSU9660  Polygonum phytolaccifolium D. F. Howe 1964-7-28 3888 Sierra 5.5 miles south of Gold Lake Lodge, Tahoe National Forest. 1829 Comment
  CAS-BOT-BC419870  Polygonum polygaloides subsp. confertiflorum John Thomas Howell 1976-7-16 51929 Sierra 2 miles north of Sattley. 1524 Comment
  CDA11846  Polygonum polygaloides subsp. esotericum G. F. Hrusa, E. Sandoval 1993-5-3 11160 Sierra Sierra Valley; Flats at E base of Golden Dome, E side of Antelope Valley, 3 miles S of Loyalton Rd. (Hwy 49). Comment
  CHSC45477  Polygonum shastense Lowell Ahart 1969-9-21 33 Sierra Growing on dry stony mountain ridges, about 1 mile west of Jones Valley, about 3 miles west and 2 miles east of Webber Lake. 2438 Comment
  CAS-BOT-BC421057  Polygonum spergulariiforme W. Harnach; N. Harnach 1989-6-27 184 Sierra Sierra Valley. Calpine Ranch (home). 1505 Comment
  CAS-BOT-BC421058  Polygonum spergulariiforme Alice Eastwood 1918-6-29 7934 Sierra Loyalton Comment
  CHSC94176  Polystichum imbricans subsp. imbricans Lowell Ahart 2006-6-21 12820 Sierra On the north side of the Foote Road, near Blue Ravine, about 1.3 miles (by road) southwest of Alleghany. By a large rock. 1305 Comment
  UCR249140  Polystichum imbricans subsp. imbricans George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20766 Sierra Northern Sierra Nevada Mountains Foothills, Along CA-49, 1.2 miles north of the Yuba County line 901 Comment
  UC1259223  Polystichum kruckebergii Alan Smith with C. D. MacNeill 1975-8-9 668 Sierra e side of larger peaks at base of Buttes Sierra Buttes 2286 Comment
  UC1321885  Polystichum kruckebergii Robert M. Lloyd, T. F. Niehaud, and Jack Major 1966-7-9 4007 Sierra e base of n cliff of s butte Sierra Buttes 2438 Comment
  JEPS125820  Polystichum munitum William Harnach 2015-9-2 1445 Sierra 1.6 miles North-East on Highway 49 from Yuba-Sierra Co. line, then approximately 1 mile on the Indian Hill Road. Comment
  UCR206554  Polystichum munitum George K. Helmkamp, E. A. Helmkamp 2009-5-28 14849 Sierra Northern Sierra Nevada Foothills, along CA-49, 1.8 miles north of the Yuba County line0 884 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
  CHSC46514  Populus balsamifera subsp. trichocarpa Lowell Ahart 1981-6-23 2879 Sierra Wallace Creek, on the north side of the dirt (county) road, about 4 miles north-east of La Porte. 1645 Comment
  SBBG120353  Populus balsamifera subsp. trichocarpa D. Wilken with E. Painter, M. Wetherwax 2007-6-17 16750 Sierra E end of Butcher Ranch Meadow, E of Butcher Ranch Crk, ca. 2 linear km W of Packer Lake 1985 Comment
  CAS-BOT-BC102707  Populus tremuloides W. R. Dudley 1894-8-31 s.n. Sierra Shore of Webber Lake Comment
  UCR564  Populus tremuloides Frank C. Vasek 1955-6-26 s.n. Sierra Sierra Nevada Mtns., Hwy 89, 15 mi. north of Truckee, Tahoe National Forest 2000 Comment
  UCD110718  Populus trichocarpa R. O. Hanes 1992-9-28 96 Sierra Lemmon Cyn. 1706 Comment
  UCD138307  Potamogeton gramineus P. B. Schultz 1967-7-8 56 Sierra 0.3 mile west of Sattley - Beckwourth road, on road to Calpine. 1493 Comment
  CHSC43999  Potamogeton natans L. P. Janeway 1984-8-25 1058 Sierra Snag Lake. Near shore. 2026 Comment
  JEPS78090  Potamogeton natans Gary W. Zamzow 1972-7-11 75 Sierra 1.2 mi n of Sattley (on the road toward Loyalton) 1524 Comment
  RSA252437  Potamogeton natans Robert F. Thorne, C. W. Tilforth 1969-9-6 39193 Sierra Just E of Highway from Snag Lake (SE of Gold Lake). 1951 Comment
  CAS-BOT-BC453747  Potamogeton natans W. R. Dudley No date on label s.n. Sierra In Webber Lake Comment
  CAS-BOT-BC453748  Potamogeton natans Lemmon No date on label s.n. Sierra Sierra Valley Comment
  CHSC61797  Potentilla flabellifolia Lowell Ahart 1993-9-10 7206 Sierra Near the stream in the meadow, about 1/4 mile south of where the poor dirt road ends at the stream, camp and water ditch, on the north side of Mount Fillmore, about 1 mile south-west of the dirt road from Gibsonville to Johnsville. 2225 Comment
  RSA7886  Potentilla glandulosa subsp. ashlandica H. A. Barker 1927-7-23 828 Sierra Gold Lake 1982 Comment
  SEINET6637691  Potentilla gracilis var. fastigiata W. Harnach, N. Harnach 2000-7-9 949 Sierra Chapman Saddle road, 1.4 mile east of intersection of Lunch Creek road. 2027 Comment
  CAS-BOT-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-BC541010  Potentilla gracilis var. fastigiata Lewis S. Rose 1934-7-19 34387 Sierra Meadow; Gold Lake 1950 Comment
  CAS-BOT-BC541012  Potentilla gracilis var. fastigiata Belle R. Jackson 1932-6-1 s. n. Sierra Sierra Valley Comment
  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
  CAS-BOT-BC205655  Poteridium annuum James R. Shevock 1985-7-6 11309 Sierra Northern Sierra Nevada. Tahoe National Forest. Along California highway 89, about 5.4 miles north of Sierra-Nevada County line and north of Little Truckee River Campground 1900 Comment
  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
  LA42726  Primula suffrutescens A. Lewis; 1934-7-16 514 Sierra 0.75 mi. SW of Wades Lake 2133 Comment
  SEINET12051359  Prosartes hookeri F. H. Utech 1990-1 90 -890 Sierra Tahoe National Forest, American Flat area, ca 1.5 mi NNE of Pliocene Station & NF S180 on NF Rd S300 1000 Comment
  UCSB27059  Prunella vulgaris Wilken, Dieter 1969-7-24 Sierra Salmon Creek; 2 miles north of California State Highway 49; on road to Graeagle; Sierra Butte; Sierra Nevada 1981 Comment
  CAS-BOT-BC158197  Prunus emarginata W. R. Dudley 1894-8-1 s.n. Sierra Near Webber Lake Comment
  CAS-BOT-BC158198  Prunus emarginata H. Albert Barker 1926-7-25 239 Sierra Gold Lake - west side 1981 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
  JEPS125665  Prunus emarginata William Harnach 2013-5-14 1348 Sierra 3.2 miles west of the Highway 89 Main Street intersection, Calpine on Forest Road 52. Comment
  RSA7939  Prunus emarginata H. A. Barker 1926-7-25 s.n. Sierra West side of Gold Lake 1982 Comment
  RSA8033  Prunus emarginata H. A. Barker 1927-7-5 775 Sierra Gold Lake. Comment
  SBBG70927  Prunus emarginata J. G. Lemmon -- Sierra Sierra Valley Comment
  SEINET10737096  Prunus emarginata Andrew Townesmith, Karen M. Meyer 2007-7-18 Townesmith 830 Sierra Tahoe National Forest, Sierraville Ranger District. 2.1 miles N of Forest Service road 07 on Forest Service road 07-40. T19N R14E, at edge of sections 15 and 22. 2291 Comment
  UC1128340  Prunus emarginata G. Burks 1933-7-26 16 Sierra 1 1/2 mi n of Pike (Tahoe National Forest); Tahoe National Forest 1066 Comment
  UCD113192  Prunus emarginata R. O. Hanes 1992-9-28 97 Sierra Lemmon Canyon. 1706 Comment
  UCD113440  Prunus emarginata R. Randell 1996-5-26 19 Sierra Tahoe National Forest, Wild Plum Road, 1.25 miles from Highway 49. 1350 Comment
  UCR196994  Prunus emarginata George K. Helmkamp, E. A. Helmkamp 2008-5-20 13485 Sierra Sierra Nevada Mountains Foothills, Henness Pass road, 3.4 miles northeast of Camptonville 1261 Comment
  CAS-BOT-BC154672  Prunus subcordata W. R. Dudley 1909-8-29 s.n. Sierra Sierra Valley Comment
  JEPS124554 Image available Prunus virginiana var. demissa Dixie Funnell 1965-6-29 51 Sierra Union flat campground, off highway 4. Comment
  JEPS124556 Image available Prunus virginiana var. demissa P. L. Billings 1965-6-29 129 Sierra Union Flat Campground off HWY 89 south of Downieville. Comment
  CAS-BOT-BC356668  Pseudognaphalium californicum Belle R. Jackson 1932-6-1 s.n. Sierra Yuba Pass Comment
  CAS-BOT-BC357398  Pseudognaphalium microcephalum Roxana S. Ferris 1953-11-8 12701 Sierra About 1 mile from Sierraville on road to Sierra Buttes Comment
  CAS-BOT-BC357400  Pseudognaphalium microcephalum Lowell Ahart 1983-10-27 4471 Sierra On the north side of Milton Res., near Jackson Meadow Res. 1800 Comment
  CHSC53132  Pseudognaphalium thermale L. P. Janeway 1989-8-23 3628 Sierra Plumas National Forest. Midslope, between ridge and Hwy 89; near Sulphur Cr, ca 3 mi E of Haskell Pk. 1965 Comment
  SJSU13910  Pseudognaphalium thermale N. A. Hopkins 1986-8-24 1377 Sierra 1 mi SW of Calpine, Sierra Valley 1524 Comment
  UC2070486  Pseudostellaria jamesiana Barbara Ertter 1998-7-18 16391 Sierra Yuba Pass on Highway 49 west of Sierra Valley. Comment
  SEINET11737782  Pseudotsuga menziesii J. G. Lemmon 1874-1 s.n. Sierra Sierra Co. &c. Comment
  UC1070078  Psilocarphus brevissimus var. brevissimus H. S. Yates 1935-6-28 5268 Sierra 5.25 mi nne Sattley; Sierraville Quad. 1493 Comment
  CAS-BOT-BC460541  Pterospora andromedea H. Albert Barker 1926-7-8 87 Sierra Ridge to Sierra Buttes 2286 Comment
  CAS-BOT-BC460543  Pterospora andromedea Volney Rattan 1877-1-1 s.n. Sierra Sierra Valley Comment
  SEINET7464353  Purshia tridentata K. R. Genz 1979-5-23 9124 Sierra Turning south at forest boundary and long Valley road, travel Mitchell Canyon Road for 2.3 miles. 1817 Comment
  CAS-BOT-BC147887  Purshia tridentata var. tridentata Alice Eastwood 1918-6-29 7871 Sierra Loyalton Comment
  CAS-BOT-BC147888  Purshia tridentata var. tridentata W. R. Dudley 1909-8-26 s.n. Sierra Sierra Valley, near Hot Springs Comment
  JEPS18592  Purshia tridentata var. tridentata L. S. Smith 1932-4-24 Sierra e of Loyalton Comment
  CHSC36286  Pycnanthemum californicum M. S. Taylor; R. Wessel 1982-8-20 5031 Sierra At Big Springs (Lavezolla fountain) on w side of Hwy 49, ca. 3 air mi ne of Sierra City. 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-BC465503  Pyrola asarifolia H. Albert Barker 1926-7-7 72 Sierra Gold Lake shore 1953 Comment
  RSA0080534  Pyrola crypta R. F. Thorne 1974-7-30 45027 Sierra Tahoe National Forest: Goose, Haven and Snag Lakes area. 2058 Comment
  JEPS117426  Pyrola dentata Lowell Ahart 2010-8-3 17038 Sierra About 100 yards west of the poor logging road, about 2 miles (air) west of Keystone Mountain, about 1/2 mile (air) north of the Burlington Mine, about 1 3/4 miles (air) northwest of Middlewaters, about 9 miles (air) northeast of Alleghany 1733 Comment
  CAS-BOT-BC462795  Pyrola dentata Mrs. E. C. Sutcliffe no date on label s.n. Sierra Duck Lake Comment
  CHSC10603  Pyrola picta Lowell Ahart 1968-7-12 Sierra Vicinity of Sierra and Yuba County line. Near Poverty, 10 miles from La Porte. 914 Comment
  CAS-BOT-BC466122  Pyrola picta George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  JEPS16735  Pyrrocoma lanceolata var. lanceolata Rimo Bacigalupi with H. L. Mason and J. R. Sweeney 1953-7-8 4298 Sierra along road from Calpine to Beckwourth; Sierra Valley 1463 Comment
  UC86534  Pyrrocoma racemosa var. paniculata J. G. Lemmon 1875-1 126 Sierra Comment
  JEPS115073  Quercus kelloggii Lowell Ahart 2007-10-25 14503 Sierra West side of a 20 acre meadow, about 40 yards east of Port Wine Ridge Road and the remains of two old buildings, about 1 1/2 miles north of Scales, about 5 miles (air) south of La Porte 1432 Comment
  JEPS87651  Raillardella argentea Lowell Ahart 1994-7-1 7436 Sierra n side of Henness Pass Rd e Keystone Mountain (about 1 1/2 mi ne of Middlewaters, about 11 air mi ne of Alleghany); Keystone Gap 2011 Comment
  JEPS87652  Raillardella argentea Lowell Ahart 1994-7-1 7436 Sierra n side of Henness Pass Rd e Keystone Mountain (about 1 1/2 mi ne of Middlewaters, about 11 air mi ne of Alleghany); Keystone Gap 2011 Comment
  CAS-BOT-BC379451  Ranunculus alismifolius R. K. Gierisch; D. H. Esplin 1969-6-25 3499 Sierra Tahoe Forest, Anderson Meadow 1951 Comment
  CAS-BOT-BC379427  Ranunculus alismifolius var. alismellus Belle R. Jackson 1932-6-1 s.n. Sierra Yuba Pass Comment
  CAS-BOT-BC379428  Ranunculus alismifolius var. alismellus Catherine Best 1985-6-19 994 Sierra at the Yuba Summit Comment
  CAS-BOT-BC379453  Ranunculus alismifolius var. alismellus R. K. Wellman 1981-5-16 38 Sierra Yuba Pass of Highway 49 2042 Comment
  UC1368479  Ranunculus alismifolius var. alismifolius R. K. Gierisch, and D. H. Esplin 1969-6-25 3499 Sierra Anderson Mdw. Tahoe Forest Comment
  POM311431  Ranunculus alismifolius var. hartwegii D. E. Breedlove 1962-6-11 s.n. Sierra Along Hwy 89, 17.6 miles E of McCloud, Cascade Mtns. 1220 Comment
  CAS-BOT-BC379329  Ranunculus alismifolius var. lemmonii Lowell Ahart 1969-5-27 s.n. Sierra Near Webber Lake, off Highway 89 2134 Comment
  CAS-BOT-BC379218  Ranunculus aquatilis John Thomas Howell 1962-6-18 37837 Sierra Sattley 1524 Comment
  CAS-BOT-BC379069  Ranunculus aquatilis var. diffusus Mrs. H. C. Cantelow 1941-5-17 s.n. Sierra Sattley Comment
  SEINET5338451  Ranunculus aquatilis var. diffusus L. Williams 1972-8-27 1009 Sierra Worn Mill in Little Truckee R. 5.2 mi from Boca. 1737 Comment
  UC160949  Ranunculus cymbalaria var. saximontanus J. A. DeCow 1900-8-7 Sierra Campbell's Hot Springs Comment
  SEINET13709834  Ranunculus flammula var. ovalis Lowell William Ahart, Lowell William Ahart 2001-1 9107 Sierra Near Diversion Dam across Little Truckee River, 5 Mi. E of Webber Lake (T19N, R15E, sec 15, SW 1/4) 6300 Ft. 1920 Comment
  SD236391  Ranunculus occidentalis G. K. Helmkamp, E. A. Helmkamp 2008-5-20 13480 Sierra Sierra Nevada Mountains Foothills: Henness Pass road, 3.4 miles northeast of Camptonville. 1260 Comment
  SEINET5338835  Ranunculus occidentalis var. ultramontanus K. Walker 1954-5-13 23 Sierra Found on the Valley floor of Dog Valley in the meadows along streams. 15 miles from Reno on the Donner Trail. 1402 Comment
  CHSC66820  Rhamnus alnifolia Vernon H. Oswald; Lowell Ahart 1996-8-19 8239 Sierra Northern High Sierra Nevada. S side of Little Truckee River Bridge on the road to Independence Lake, just S of Forest Rt. 07 and ca. 1 mi W of Hwy 89. 1950 Comment
  JEPS87607  Rhamnus purshiana Lowell Ahart 1994-7-1 7429 Sierra about 1.5 mi ne Middlewaters (on the n side of Henness Pass Road, at Keystone Gap, e of Keystone Mountain, about 11 mi ne (air) of Alleghany); Keystone Gap 1889 Comment
  POM246517  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
  POM161792  Rhamnus rubra subsp. obtusissima R. C. Bacigalupi 1927-7-4 121 Sierra slopes above N Fork of the Yuba river, 2 miles W of Yuba Pass. 2073 Comment
  CAS-BOT-BC108764  Ribes cereum H. Albert Barker 1926-7-31 162 Sierra Haskel Peak. 2529 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
  SEINET5339534  Ribes cereum S. B. Doten 1901-7-1 66 Sierra [Sierra Nevada] Near Webber Lake Comment
  SEINET5339539  Ribes cereum M. J. Williams, A. Tiehm 1974-6-2 74 -B-3 Sierra Meadow near Hwy 89, north of Hobart Mills 1737 Comment
  SEINET5766067  Ribes cereum S. B. Doten 1901-7-1 s.n. Sierra [Sierra Nevada] Webber Lake Comment
  JEPS117438  Ribes cereum var. cereum Lowell Ahart 2010-9-15 17160 Sierra About 20 yards southeast of the cabin, about 20 yards southeast of the upper pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak 2134 Comment
  CAS-BOT-BC169089  Ribes inerme var. inerme Wm. Bridge Cooke 1939-7-21 13702 Sierra In the vicinity of the outlet of the Municipal spring above Howard - Mount Shasta 1280 Comment
  SEINET5339672  Ribes lasianthum G. H. True Jr., B. Trowbridge 1977-7-25 8325 Sierra lower slopes at east end of lake Comment
  CAS-BOT-BC219257  Ribes nevadense Elmer I. Applegate 1921-9-7 s.n. Sierra Gold Lake 1981 Comment
  SD123476  Ribes nevadense Robert F. Thorne 1974-7-30 45025 Sierra Tahoe National Forest. Goose, Haven, and Snag lake areas. 2057 Comment
  UC496458  Ribes nevadense Merle Randall 1930-6-26 Sierra Falls, Hawley Grade Lake Tahoe Region Comment
  JEPS49170  Ribes roezlii L. S. Smith 1926-4-12 1761 Sierra w end Rebel Ridge; Tahoe National Forest, Comptonville District 701 Comment
  JEPS49183  Ribes roezlii W. L. Jepson 1934-8-3 16836 Sierra 2 mi e Bassetts sta. (Pioneer road sta.); North Fork Yuba River 1706 Comment
  UC1127536  Ribes roezlii A. Lewis 1934-7-5 496 Sierra 2.2 mi ne Poverty Hill; Plumas National Forest, Downieville Quadrangle Comment
  UCD102469  Ribes roezlii R. Randell 1996-5-26 18 Sierra Tahoe National Forest, Wild Plum Road, 2 miles from highway 49. 1350 Comment
  CAS-BOT-BC168788  Ribes viscosissimum L. P. Janeway 1984-8-12 996 Sierra Ridge-top just south of Packer Saddle 2148 Comment
  SEINET5845210  Ribes viscosissimum S. B. Doten 1901-7-12 161 Sierra [Sierra Nevada] Webber Lake Comment
  CHSC45974  Ribes viscosissimum var. hallii Lowell Ahart 1975-7-13 873 Sierra Growing on moist soil along Pass Creek, about 1/2 mile south of Jackson Meadows Road, about 3 air miles west of Webber Lake. 2133 Comment
  SJSU9812  Rigiopappus leptocladus C. W. Sharsmith 1982-5-30 8663 Sierra 2 mi N of Sattley on Sattley-Beckwourth Rd, Sierra Valley 1524 Comment
  SEINET12165189  Robinia pseudoacacia F. H. Utech 1986-1 86 -092 Sierra Tahoe Natioanal Forest, Convict Flat, along North Yuba River 850 Comment
  CAS-BOT-BC74663  Rorippa curvisiliqua Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Salmon Lake. Comment
  CAS-BOT-BC74664  Rorippa curvisiliqua W. R. Dudley 1909-8-29 s.n. Sierra Icehouse Pond, Sierra Valley. Comment
  CAS-BOT-BC74669  Rorippa curvisiliqua Javier Penalosa 1962-6-20 2513 Sierra Little Truckee River at Highway 89. 1905 Comment
  CAS-BOT-BC74667  Rorippa curvisiliqua Lowell Ahart 1983-10-27 4480 Sierra About 2 miles SE of Jackson Meadow Reservation, about 1 mile south of Pass Creek, near Jackson Meadows Reservation. 2200 Comment
  SEINET10448489  Rorippa curvisiliqua Lowell Ahart, Peter Ahart 1983-10-27 Ahart 4480 Sierra Near a dirt road that is ca. 2 mi se of Jackson Meadow Reservoir, ca. 1 mi s of Pass Creek, near Jackson Meadow Reservoir. Red Fir Forest; 2200 m. 2200 Comment
  CAS-BOT-BC147667  Rosa canina Leah D. McKee 1981-5-17 049 Sierra 4 miles out of Downeyville, Goodyear Bar 853 Comment
  CAS-BOT-BC147668  Rosa canina T. C. Fuller 1962-6-14 9020 Sierra N. side of Hwy 49 to Downieville, 3.7 mi. w. of Sierra City Comment
  CAS-BOT-BC383095  Rosa woodsii Andrew Townesmith; Karen M. Meyer 2007-7-16 822 Sierra Tahoe National Forest, Sierraville Ranger District. Along California route 89, 1.0 mile SE of intersection with county road 450 1868 Comment
  CDA18040  Rosa woodsii B. Villegas 1999-7-8 s.n. Sierra Dog Valley Rd., 1.2 miles from Bordertown. 0 Comment
  CAS-BOT-BC148264  Rosa woodsii var. ultramontana W. R. Dudley 1909-8-26 s.n. Sierra Near Hot Springs, Sierra Valley Comment
  SEINET7704244  Rosa woodsii var. ultramontana I. LaRivers 1960-6-22 s.n. Sierra Verdi Comment
  JEPS125758  Rubus armeniacus William Harnach 2013-7-3 1372 Sierra Approximately 150 yards along the Pacific Crest Trail, just south of the intersection with Highway 49, NorthEast of Sierra City, CA Comment
  UCD102107  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
  UCD17663  Rubus leucodermis H. Olmo; R. Bammi 1963-9-12 63 30 Sierra California. Sierra County: U.S. Forest Service Wild Plum Park near Sierra City. 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
  CAS-BOT-BC363219  Rudbeckia occidentalis John Thomas Howell 1951-8-21 28280 Sierra West side of Yuba Pass 1524 Comment
  CAS-BOT-BC363220  Rudbeckia occidentalis Carl B. Wolf 1937-8-6 9051 Sierra Northern Sierra Nevada, No. Fork of Yuba River, 5 mi. above Downieville 1066 Comment
  CAS-BOT-BC363222  Rudbeckia occidentalis Peter H. Raven 1964-6-30 19613 Sierra Along the canyon of the North Fork of the Yuba River, 4.6 miles east of Downieville on State Highway 49 Comment
  SEINET4206283  Rumex acetosella I. LaRivers 1969-7-25 s.n. Sierra Verdi 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
  JEPS107581  Rumex salicifolius var. triangulivalvis Lowell Ahart 2005-8-30 12341 Sierra On a gravel bar, on the east side of Pass Creek, about 1/8 mile south of French Meadow, about 2 1/2 miles west of Webber Lake 2032 Comment
  JEPS16783  Rumex salicifolius var. triangulivalvis Rimo Bacigalupi with L. Constance and E. Nasir 1953-9-9 4357 Sierra n edge Webber Lake 2063 Comment
  CAS-BOT-BC102840  Salix boothii L. S. Smith 1931-6-12 12 Sierra Tahoe National Forest, Babbit Springs near Babbit L.O. 2133 Comment
  CAS-BOT-BC102842  Salix boothii L. S. Smith 1932-8-11 2660 A Sierra Tahoe National Forest, Babbit Spring 2133 Comment
  CHSC105692  Salix breweri Lowell Ahart 2010-9-15 17172 Sierra On the north edge of the first pond, south side of the road and west of the cabin, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak. 2134 Comment
  CAS-BOT-BC103634  Salix eastwoodiae G. Earle Kelley 1919-1-1 s.n. Sierra Salmon Lake Comment
  CAS-BOT-BC103639  Salix eastwoodiae W. R. Dudley 1900-6-21 5474 Sierra Webber Lake to Sierraville Comment
  CAS-BOT-BC103645  Salix eastwoodiae Roxana S. Ferris 1926-9-7 6844 Sierra summit of Ebbetts Pass Comment
  CAS-BOT-BC103649  Salix eastwoodiae Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Salmon Lake Comment
  CHSC43894  Salix eastwoodiae L. P. Janeway 1984-8-25 1077 Sierra Snag Lake. 2026 Comment
  HSC93248  Salix eastwoodiae Vernon H. Oswald, L. Ahart 1996-8-19 8220 Sierra Northern High Sierra Nevada, Yuba Pass-Weber Lake Rd. (Forest Rte. 12), 1.5 mi. S of the road to Haypress Valley 2195 Comment
  LA208598  Salix eastwoodiae Lewis S. Rose; 1934-7-17 34380 Sierra Ridge W of Gold Lake 2133 Comment
  SEINET10357121  Salix eastwoodiae P. B. Kennedy, S. B. Doten 1901-7-23 221 Sierra Near Lincoln Valley. Comment
  UCSB17487  Salix exigua var. hindsiana Breedlove, Dennis 1962-6-13 Sierra Along the Little Truckee River, 10.0 miles S of Sierraville on State Hwy 89 1950 Comment
  CAS-BOT-BC107930  Salix geyeriana Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Salmon Lakes Comment
  CAS-BOT-BC107932  Salix geyeriana W. R. Dudley 1894-9-1 s.n. Sierra Carey's station on stage road from Webber Lake to Truckee Comment
  CHSC113678  Salix lasiandra var. caudata L. P. Janeway 2014-5-28 11273 A Sierra Northern High Sierra Nevada. Plumas National Forest; Placer Diggings along Pine Grove Creek, just north of Pine Grove Cemetery, 0.8 air-km northwest of Howland Flat. 1646 Comment
  CAS-BOT-BC125435  Salix lasiandra var. lasiandra Alice Eastwood 1918-6-29 7921 Sierra Loyalton Comment
  CAS-BOT-BC125439  Salix lasiandra var. lasiandra W. R. Dudley 1900-6-22 5480 Sierra Above Sierraville, Sawmill Creek Road 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
  SJSU12146  Salix lasiandra var. lasiandra N. A. Hopkins 1976-6-21 819 Sierra Packer L 1889 Comment
  CAS-BOT-BC124524  Salix lasiolepis var. lasiolepis Alice Eastwood 1918-4-6 6783 Sierra Downieville Comment
  CAS-BOT-BC124875  Salix lemmonii W. R. Dudley 1900-6-21 5415 Sierra West side of Webber Lake Comment
  CAS-BOT-BC124879  Salix lemmonii W. R. Dudley 1900-6-20 5418 Sierra West side of Webber Lake Comment
  UC501408  Salix lemmonii L. S. Smith 1932-5-25 2662 Sierra along stream from Babbit Srping; Tahoe Forest 2255 Comment
  UC501409  Salix lemmonii L. S. Smith 1932-8-11 2661 Sierra s. side Babbit Spring; Tahoe Forest 2255 Comment
  SEINET10412691  Salix lemmonii S. B. Doten 1901-7-2 78 Sierra Webber Lake. 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
  UC449848  Salix ligulifolia L. S. Smith 1931-5-22 8 Sierra along Little Truckee R. at crossing of road to Sierraville; Tahoe Nat'l Forest, Little Truckee R. 1828 Comment
  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-BC126136  Salix scouleriana W. R. Dudley 1900-6-14 5118 Sierra Valley near Lake Mary, vicinity of Webber Lake Comment
  RSA233776  Salix scouleriana Robert F. Thorne, C. W. Tilforth 1969-9-6 39216 Sierra Goose Lake, SE of Gold Lake. 1951 Comment
  UC1135085  Salix scouleriana A. Lewis 1934-7-5 495 Sierra 2 2/10 mi. ne.e Poverty Hill; Plumas Nat'l Forest, Downieville Quad. Comment
  SEINET10847475  Sambucus caerulea Andrew Townesmith 2012-8-26 Townesmith 2396 Sierra Along route 07, at intersection with route 07-30 (6.0 miles west of California route 89 via 07). 2010 Comment
  JEPS99004  Sambucus mexicana Rolf W. Benseler 1997-7-14 621 Sierra North of Ground Hog Rock, Tahoe National Forest Comment
  CAS-BOT-BC238872  Sambucus nigra subsp. caerulea Alice Eastwood 1918-6-29 7829 Sierra Loyalton Comment
  CAS-BOT-BC236476  Sambucus racemosa subsp. racemosa Elmer I. Applegate 1921-9-7 3362 Sierra Gold Lake 1981 Comment
  CHSC66804  Sambucus racemosa var. microbotrys Vernon H. Oswald; Lowell Ahart 1996-8-19 8198 Sierra Northern High Sierra Nevada. Yuba Pass-Weber Lake Rd. ( Forest Rt. 12) 1.2 mi S of the road to Lincoln Valley. 2346 Comment
  SJSU14262  Sambucus racemosa var. racemosa N. A. Hopkins 1989-7-1 1546 Sierra c. 8 mi S of Yuba Pass by rd to Webber L 2316 Comment
  SD211692  Sanguisorba annua Barbara Ertter 1987-6-12 7093 Sierra Highway 49 on east side Sierra Valley between Sierraville and Loyalton, south foot of Newman Point on Rice Hill, east side of road, dry flats below juniper slopes. 1524 Comment
  SEINET8665938  Sanicula bipinnatifida W. Harnach 2013-4-25 1311 Sierra 1.6 miles west of Goodyears Bar on Hwy 49 and north of the Ramshorn campground. 874 Comment
  JEPS110137  Sanicula bipinnatifida var. flava Lowell Ahart 2006-6-21 12817 Sierra On the north side of the Foote Road, about 2.7 miles (by road) southwest of Alleghany 1103 Comment
  CHSC66522  Sanicula tuberosa Lowell Ahart 1996-7-25 7689 Sierra South of the old Henness Pass Road, just west of French Meadow, about 2 miles west of Webber Lake. 1950 Comment
  UC66460  Sanicula tuberosa S. B. Doten 1901-7-2 81 Sierra Webber Lake Comment
  SD50712  Saponaria officinalis Darley F. Howe 1959-8-2 2777 Sierra Above bridge over north fork of the Yuba River, 11 miles west of Downieville. 700 Comment
  SEINET10684084  Sarcodes sanguinea Karen M. Meyer, Andrew Townesmith 2007-7-17 Meyer 129 Sierra Tahoe National Forest. 1.0 mi. up road toward Lake of the Woods, off road 07. 2191 Comment
  UCR59464  Sarcodes sanguinea B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-29 0969 Sierra Plumas National Forest, c. 2.3 mi south of Sierra County Line on Hwy 89, just before boundary of Tahoe National Forest Comment
  UCD117993  Sarcodes sanguinea Jon Balderston; Daryl Koutnik 1980-5-19 13 Sierra At edge of meadow, one mile north of Calpine on Highway 89. 1530 Comment
  UCR206552  Saxifraga californica George K. Helmkamp, E. A. Helmkamp 2009-5-28 14851 Sierra Northern Sierra Nevada Foothills, along CA-49, 1.8 miles north of the Yuba County line0 884 Comment
  UCR230991  Saxifraga californica George K. Helmkamp, E. A. Helmkamp 2011-6-9 17538 Sierra Northern Sierra Nevada Mountains Foothills, 5.9 miles north of Camptonville along CA-49, about 1.2 miles northeast of the Yuba Co. line 899 Comment
  PASA901  Saxifraga integrifolia Margaret Stason 1932-6-21 428 Sierra near Hobarts Mills 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
  RSA88608  Saxifraga oregana John T. Howell 1951-8-21 28267 Sierra Yuba Pass. 2043 Comment
  UCD126462  Schedonorus arundinaceus P. B. Kennedy 1929-7-29 s.n. Sierra Sierra City to Sierraville. Comment
  CAS-BOT-BC111666  Schoenoplectus pungens var. longispicatus Fred Sommers; Greg Sommers 1976-8-23 227 Sierra Sierra Valley Marsh, along edge of Marble Hot Springs. 1524 Comment
  JEPS124677 Image available Scirpus acutus Dixie Funnell 1965-7-6 105 Sierra 1 mile south of Calpine Beckworth intersection with highway 89. 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
  CAS-BOT-BC30749  Scirpus congdonii R. F. Thorne; C. W. Tilforth 1969-9-6 39200 Sierra Margin of Haven Lake (between Goose and Snag Lakes) 1950 Comment
  SEINET7592334 Image available Scirpus congdonii Lewis S. Rose 1934-1 34383 Sierra W. of Gold Lake 2134 Comment
  SEINET9225502  Scirpus microcarpus W. Harnach, N. Harnach 1991-7-4 618 Sierra Sierra Valley, 0.5 miles S of Sattley, Martinetti Ranch (the fenced bog hole) 1512 Comment
  UCD141264  Scirpus microcarpus R. O. Hanes 1992-9-28 90 Sierra Cottonwood Creek. Tahoe Forest. 1889 Comment
  CAS-BOT-BC111090  Scirpus microcarpus W. Harnach; N. Harnach 1991-7-4 618 Sierra Sierra Valley, Martinetti Ranch (the fenced bog hole). 1511 Comment
  JEPS63959  Scirpus microcarpus W. L. Jepson 1918-8-18 8054 a Sierra Sierra Valley in front Lemmon place; Sierra Valley in front of J. G. Lemmon place 1524 Comment
  SJSU13953  Scirpus microcarpus N. A. Hopkins 1984-8-4 1226 Sierra 1 mi SW Calpine, Sierra Valley 152 Comment
  CAS-BOT-BC214200  Scutellaria bolanderi Lowell Ahart 1982-7-28 3692 Sierra About 1/4 mile north of the Pacific Mine about 5 miles east of La Porte 1700 Comment
  UC1552842  Scutellaria bolanderi subsp. bolanderi Frederica Bowcutt 1985-6-7 584 Sierra 2 mi w of Sierra City (along Hwy 49); Tahoe National Forest 1158 Comment
  SJSU12077  Scutellaria californica N. A. Hopkins 1975-7-24 689 Sierra Rosassco Ravine c. 1 mi W of Downieville 914 Comment
  SEINET10482969  Sedum Mary Susan Taylor 1981-7-17 Taylor 4049 Sierra T21N R12E ne sec 29, Sierra City NW quad. S side of Salmon Lakes Rd, just E of Upper Salmon Lake, ca. 9 air mi S of Mohawk. 6500 ft elev. 1981 Comment
  CHSC117695  Sedum obtusatum Peter F. Zika 2013-6-28 26267 Sierra Above road 301, 0.9 air km N of dam on Jackson Meadows Reservoir. Northern High Sierra Nevada. 1850 Comment
  JEPS125762  Sedum spathulifolium William Harnach 2013-5-1 1333 Sierra Goodyears Bar. 1.3 miles South of Highway 49 on Mountain House Road. Comment
  SEINET11261798  Sedum spathulifolium George K. Helmkamp, E. A. Helmkamp 2011-6-9 17536 Sierra Northern Sierra Nevada Mountains Foothills: 5.9 miles N of Camptonville along CA-49, about 1.2 miles NE of the Yuba Co. line.; 0 899 Comment
  UCR206557  Sedum spathulifolium George K. Helmkamp, E. A. Helmkamp 2009-5-28 14854 Sierra Northern Sierra Nevada Foothills, along CA-49, 1.8 miles north of the Yuba County line0 884 Comment
  CAS-BOT-BC69772  Selaginella wallacei G. L. Stebbins 1970-7-4 7029 Sierra Fiddle Creek Ridge, n. of State Highway no. 49, 3 mi. ne. of Indian Valley. 914 Comment
  CAS-BOT-BC363589  Senecio fremontii var. fremontii L. P. Janeway 1984-9-15 1149 Sierra Slope above upper Tamarack Lake 2194 Comment
  UCD148920  Senecio hydrophiloides Albert Grigarick 2013-6-5 346 Sierra North of Truckee. 5.1 miles east of Highway 89N along Sierra County Rd 450 (Kyburz Flat, Sardine Valley). Comment
  CAS-BOT-BC363699  Senecio hydrophilus R. Ornduff 1957-7-22 4351 Sierra Lake east of Independence Lake Comment
  UCR54279  Senecio integerrimus B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-29 0948 Sierra Sierra Nevada Mtns., Plumas National Forest, Gold Lake, near the boat ramp 1960 Comment
  CAS-BOT-BC363922  Senecio integerrimus var. exaltatus Anna Head 1921-6-22 s.n. Sierra Campbells Hot Springs, Feather River Region 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
  CHSC416  Senecio serra V. Holt 1942-7-11 Sierra Gold Lake. 1950 Comment
  CAS-BOT-BC364157  Senecio serra Mrs. H. C. Cantelow 1951-7-23 11 Sierra Hwy. 89, about 9 miles north of Hobart Mills Comment
  UC53869  Senecio serra var. serra H. M. Hall and E. B. Babcock July 1903 4481 Sierra Sierraville Sierra Nevada Moutains, Sierraville 1524 Comment
  JEPS102636  Senecio streptanthifolius Lowell Ahart 2001-8-10 9101 Sierra Base of a steep bluff, ca 100 ft SW of the dam, diversion dam across the Little Truckee River (flows to Sierra Valley), ca 150 yds s of Fiberboard Road (Forest Road 18), ca 1/8 mi n of Henness Pass Road, ca 5 mi (air) e of Webber Lake. 1920 Comment
  JEPS107580  Senecio triangularis Lowell Ahart 2005-8-30 12338 Sierra On a gravel bar along the east side of Pass Creek, about 1/8 mile south of French Meadow, about 2 1/2 miles west of Webber Lake 2032 Comment
  JEPS85203  Senecio triangularis Roy E. Buck, Steven Lee, Eric Smith, Andrea Gargas, et al. 1986-8-3 552 Sierra ca 4.7 air km sse Yuba Pass (near watercourse in meadow, upper Lincoln Meadow complex); Lincoln Meadow 2225 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
  JEPS125651  Sidalcea glaucescens Shuxiao Zhang 2015-7-8 010 Sierra On property south of Packer Lake and west of Tamarack Lakes, in Tahoe National Forest area. Comment
  SBBG33141  Sidalcea oregana K. K. Muller 1963-8-15 1231 Sierra Gold Lake Comment
  CHSC108102  Sidalcea oregana subsp. spicata Lowell Ahart 2011-9-23 17703 Sierra On the east side of a small stream that flows into Pass Creek, about 50 yards north of Pass Creek, about 350 yards south of Hennas Pass Road, west of French Meadow, east of Forest Road 70, about 3 miles (air) northwest of Webber Lake. 2016 Comment
  RSA21697  Sidalcea oregana subsp. spicata Carl B. Wolf 1937-8-6 9057 Sierra Northern Sierra Nevada, Church Meadows, SE of Gold Lake 2043 Comment
  RSA448233A  Sidalcea oregana subsp. spicata Mary Hood 1940-8-5 s.n. Sierra No location given 1982 Comment
  SD50702  Sidalcea oregana subsp. spicata Darley F. Howe 1959-8-2 2778 Sierra 1.0 mile west of Yuba Pass. 1829 Comment
  SDSU8183  Sidalcea oregana subsp. spicata D. F. Howe 1959-8-2 2778 Sierra One mile west of Yuba Pass 1829 Comment
  SD102806  Sidalcea pedata Darley F. Howe 1978-7-16 Sierra Along state highway 89, 12.3 miles north of Truckee. 1920 Comment
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Feb 25 2011
  CHSC54557  Silene bernardina Lowell Ahart 1991-7-29 6701 Sierra On the west side of Negro Creek, west of Burlington, about 1 mile north-east of Harris Meadow, about 1 1/4 miles north-east of Granite Mountain. 1828 Comment
  CAS-BOT-BC387054  Silene douglasii Ira L. Wiggins 1955-7-29 13580 Sierra Summit of ridge above Thompson Creek, trail to Caraibou Lake 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
  SJSU14272  Silene douglasii var. douglasii N. A. Hopkins 1989-8-6 1570 Sierra on Deadmans Peak 1981 Comment
  CHSC57074  Silene invisa L. P. Janeway; Garrett Gibson 1991-7-22 4084 Sierra Plumas National Forest. North-facing slope 1/2 mi due east of Mohawk Gap (along road 21N31B). 2225 Comment
  CHSC66595  Silene invisa Lowell Ahart 1996-7-25 7697 Sierra In meadows, south of the old Henness Pass Road, just west of French Meadow, about 2 miles west of Webber Lake. 1950 Comment
  HSC93198  Silene invisa Vernon H. Oswald, L. Ahart 1996-8-19 8199 Sierra Yuba Pass-Weber Lake Rd., 1.2 mi. S of the rd. to Lincoln Valley 2348 Comment
  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
  JEPS48991  Silene invisa Leland S. Smith 1925-7-15 1685 Sierra e side French Meadows , e side French Meadows (Tahoe Forest) 1981 Comment
  CAS-BOT-BC388994  Silene laciniata subsp. californica Wm. Vortriede 1928-4-15 s.n. Sierra Downieville Comment
  CDA24114  Silene lemmonii D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-2 6 .311 Sierra Haypress Creek. Wild Plum Campground along Route 49. 0 Comment
  CHSC94129  Silene lemmonii Lowell Ahart 2006-6-28 12891 Sierra About 3/4 mile (air) east of Lake Delahunty, about 2 miles (air) northeast of Gibsonville. 1784 Comment
  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
  UCD170244  Silene lemmonii K. M. Meyer; A. Townesmith 2007-7-17 128 Sierra Tahoe National Forest. 1.0 mile up road toward Lake of the Woods, off road 07. 2191 Comment
  SEINET11944397  Silene lemmonii J. G. Lemmon 1874-1 18 Sierra Comment
  CAS-BOT-BC389540  Silene nuda Alice Eastwood 1918-6-29 7811 Sierra Loyalton Comment
  CAS-BOT-BC389542  Silene nuda James Jokerst 1985-7-22 2530 Sierra Near Carman Creek 901 Comment
  NY342640  Silene occidentalis subsp. occidentalis J. G. Lemmon 1874-1 14 Sierra Comment
  SJSU12216  Sisyrinchium idahoense N. A. Hopkins 1982-6-19 1049 Sierra 1 mi S of Calpine 1524 Comment
  UC477527  Smilacina stellata L. F. Smith 1931-5-31 2551 1/2 Sierra Cottonwood Springs Sierravile Dist. (along road) Comment
  JEPS124602 Image available Solanum umbelliferum C. Meek 1969-6-27 34 Sierra 3.75 miles west of Sierra CIty on Hi # 49 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-BC365549  Solidago elongata George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  HSC93319  Solidago elongata Vernon H. Oswald, L. Ahart 1996-8-19 8237 Sierra Forest Rte. 07 E of Webber Lake, 0.5 mi. E of the road to Lake of the Woods; Northern High Sierra Nevada 2043 Comment
  JEPS102368  Solidago elongata Lowell Ahart 2001-8-10 9105 Sierra about 5 air miles E of Webber Lake (about 200 ft SW of diversion dam on Little Truckee River, 100 yds S of Fiberboard Road (FSR 18), about 1/8 mi N of Henness Pass Road) 1920 Comment
  JEPS107591  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
  JEPS88191  Solidago elongata Vernon H. Oswald and Lowell Ahart 1996-8-19 8237 Sierra Forest Route 07 0.5 mi e of the road to Lake of the Woods (e of Webber Lake); northern High Sierra Nevada 2042 Comment
  UCD19565  Solidago elongata Gerald Dickinson 1963-7-19 113 Sierra Portola Road in Sattley, on Hwy. 49. 1524 Comment
  UC334395  Solidago elongata unknown 1890-1 Sierra Oleson's ranch , Oleson's Ranch (Sierra Valley) Comment
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Jul 12 2007
  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
  CAS-BOT-BC157216  Sorbus californica Elmer I. Applegate 1921-9-7 3374 Sierra Gold Lake 1981 Comment
  SEINET11919087  Sorbus californica J. G. Lemmon 73 Sierra Sierra Co & C Comment
  UCD94842  Sparganium emersum Gerald Dickinson 1963-6-19 8 Sierra 1.2 miles N of Sattley, Portola Road. 1676 Comment
  SD254517  Sparganium emersum subsp. emersum George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-7-22 19472 Sierra Northern Sierra Nevada Mountains: Little Truckee River Valley along Hwy CA-89, 3.5 road miles north of the Nevada County line. 1878 Comment
  JEPS124705 Image available Sparganium simplex M. L. Wheelis 1964-7-1 143 Sierra 1 mile north of Sattley on the Sattley -Beckworth road. Comment
  CAS-BOT-BC390710  Spergularia rubra Lowell Ahart 1983-10-27 4485 Sierra Near a dirt road that is about 2 miles south-east of Jackson Meadows Res., about 1 mile south of Pass Creek, near Jackson Meadows Res. 2200 Comment
  UC190806  Sphaeralcea ambigua var. ambigua J. G. Lemmon 1875-1 44 Sierra Comment
  RSA252504  Spiraea densiflora Robert F. Thorne, C. W. Tilforth 1969-9-6 39209 Sierra Goose Lake, SE of Gold Lake. 1951 Comment
  SD123484  Spiraea densiflora Robert F. Thorne 1974-7-30 45029 Sierra Tahoe National Forest, Goose, Haven and Snag Lake areas 2057 Comment
  UC66119  Spiraea densiflora P. B. Kennedy and S. B. Doten 1901-7-12 156 Sierra Webber Lake; e Sierra County Comment
  JEPS119935  Spiraea douglasii Lowell Ahart 2012-9-18 18452 Sierra Bottom of Poverty Hill Hydraulic Mine, about 2 miles (air) southwest of Poverty Hill, about 4 1/2 miles (air) south of La Porte. Comment
  CAS-BOT-BC152541  Spiraea splendens L. P. Janeway 1989-8-10 3573 Sierra Ne'ern slopes between Haskell Pk and Hwy 89/Sulphur Cr. Meadow - Plumas National Forest, Beckwourth Ranger District 2194 Comment
  CAS-BOT-BC152543  Spiraea splendens Elmer I. Applegate 1921-9-7 3383 Sierra Gold Lake 1981 Comment
  SJSU12227  Stachys rigida N. A. Hopkins 1982-7-19 1073 Sierra 1 mi S of Calpine Comment
  JEPS87500  Stellaria calycantha Lowell Ahart 1993-9-10 7198 Sierra about 1 mi sw Gibsonville to Johnsville dirt road (on n side of Mount Fillmore, at end of poor dirt road, about 100 yds sw of the stream); Mount Fillmore 2133 Comment
  CAS-BOT-BC391211  Stellaria longipes subsp. longipes Alice Eastwood 1918-6-29 7927 Sierra Loyalton Comment
  CAS-BOT-BC391213  Stellaria longipes subsp. longipes George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  CHSC22996  Stellaria longipes var. longipes Robert A. Schlising 1964-7-11 2738 Sierra Sierra Nevada. Several miles south of Sierraville, in meadows between Independence Creek and Independence Lake Road. Comment
  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
  CAS-BOT-BC375573  Stephanomeria lactucina L. P. Janeway 1989-8-10 3568 Sierra Beckwourth Ranger District, Plumas National Forest. NE'ern slopes between Haskell Pk and Hwy 89/Sulphur Cr. 2133 Comment
  UCD102199  Stephanomeria lactucina Daniel Sanchez-Mata; Tomas Santamaria 2008-8-6 s.n. Sierra Forest City. Banner Mine Road. 1980 Comment
  RSA126589  Stephanomeria spinosa G. T. Nordstrom 1936-7-23 957 Sierra 2 miles SW of Purdy. 1616 Comment
  RSA128548  Stephanomeria spinosa N. A. Overgaard, T. C. Fuller 1959-7-2 2720 Sierra Alex Guidici ranch, Loyalton Comment
  SEINET8076875  Stipa exigua P. A. Lehenbauer 1937-6-8 57 Sierra 25 miles W of Reno, Nevada, on Truckee River at Iceland, S side of river, near falls. 1676 Comment
  CHSC110227  Stipa lemmonii var. lemmonii L. P. Janeway 2012-6-24 10907 Sierra Northern High Sierra Nevada. Top of band of serpentine along Sawmill Ridge 1.0 km southeast of Delahunty Lake and 2.7 km northwest of Mt Fillmore. 1901 Comment
  CAS-BOT-BC87423  Streptanthus polygaloides Robin Roberts 1983-5-15 90 Sierra Goodyear's Bar, on Highway 49, 3 miles west of Downieville. 500 Comment
  SJSU8351  Streptanthus polygaloides W. Savage 1965-7-29 441 Sierra 0.25 mi N of Goodyears Bar at junction with State Hwy 49 833 Comment
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Jun 21 2014
  CAS-BOT-BC87833  Streptanthus tortuosus Lowell Ahart 1982-7-28 3691 Sierra About 0.25 mile north of the Pacific Mine, about 5 miles east of La Porte. 1700 Comment
  SD129297  Streptanthus tortuosus B. Pitzer, S. Morgan and H. Soldan 1988-5-28 895 Sierra Convict flat Picnic Area, 12 miles northeast of Camptonville, on Highway 49; on the North Yuba River Comment
  UC2016548  Streptanthus tortuosus Richard Olmstead 1983-7-1 406 Sierra Highway 49 on roadcut just above Convict Flat Picnic Area, ca. 6 miles southwest of Downieville. Comment
  CHSC56531  Streptanthus tortuosus var. tortuosus L. P. Janeway 1984-8-3 956 Sierra Top of the ridge (Sierra crest) west of Packer Lake (just north of Packer Saddle). 2164 Comment
  CAS-BOT-BC48051  Styrax redivivus Vincent Jones 1920-5-25 s.n. Sierra Cedar Glen Comment
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Mar 18 2018
  CAS-BOT-BC269707  Symphoricarpos mollis Margaret Williams; Arnold Tiehm 1974-8-17 74 -S-57 Sierra Verdi Ridge, Verdi Range 2133 Comment
  SEINET8071529  Symphoricarpos oreophilus P. B. Kennedy, S. B. Doten 1901-7-8 110 Sierra Near Webber Lake. Comment
  SJSU12236  Symphoricarpos rotundifolius var. rotundifolius N. A. Hopkins 1982-7-27 1095 Sierra by road to Babbitt Peak, Bald Mt Range 2621 Comment
  CAS-BOT-BC97573  Symphyotrichum ascendens Gordon H. True 1971-9-7 7044 Sierra Stringer on slope west of large meadow in Cold Stream Canyon ca. 3.5 miles south of Perazzo Meadows 2377 Comment
  CHSC53117  Symphyotrichum ascendens L. P. Janeway 1989-8-9 3558 Sierra Plumas National Forest. NE flank of Haskell Peak overlooking Hwy 89/Sulphur Cr. 2164 Comment
  SJSU12085  Symphyotrichum ascendens N. A. Hopkins 1974-8-5 595 Sierra near Deer Lake Trail N of Packer Lake 1828 Comment
  CAS-BOT-BC494100  Symphyotrichum ascendens William Harnach 2000-9-9 1006 Sierra Sierra Valley. 1 mi E of Calpine, and 0.75 mi N of Calpine Rd (home) 1502 Comment
  SJSU14221  Symphyotrichum ascendens N. A. Hopkins 1989-8-29 1584 Sierra below Coburn Lake, Berry Creek drainage c. 5 mi S of Yuba Pass 2255 Comment
  SD42514  Symphyotrichum spathulatum Carl B. Wolf 1937-8-6 9061 Sierra Church Meadow, southeast of Gold Lake. 2040 Comment
  UC86843  Symphyotrichum spathulatum J. G. Lemmon 1875-1 127 Sierra Comment
  CHSC69866  Symphyotrichum spathulatum var. spathulatum L. P. Janeway; Eric Schroder 1997-8-14 5330 Sierra Church Meadows; about 1.5 mi east of Gold Lake. 2042 Comment
  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
  SEINET13276724 Image available Symphyotrichum spathulatum var. spathulatum George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-1 19494 Sierra Northern Sierra Nevada mountains: Stampede Dam Road, 1.7 miles north of the Nevada County line, just east of Stampede Reservoir (Boca 7.5' Q.) 1769 Comment
  CAS-BOT-BC376796  Tanacetum parthenium Catherine Best 1981-6-19 s.n. Sierra Herringtons, Sierra City Comment
  UCR240886  Taraxacum officinale George K. Helmkamp, E. A. Helmkamp 2011-6-9 17546 Sierra Northern Sierra Nevada Mountains Foothills, 5.9 miles north of Camptonville along CA-49, about 1.2 miles northeast of the Yuba Co. line 899 Comment
  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-BC447654  Tellima grandiflora G. Vagenas 1980-5-18 069 Sierra Hwy 49, 10 mi. W. of Downieville 883 Comment
  SEINET12217520  Tellima grandiflora F. H. Utech 1990-1 90 -874 Sierra Tahoe NF, American Flat area, Oregon Creek Fork, ca 1.5 mi NNE of Pliocene Station on NF Rd S300 1000 Comment
  CAS-BOT-BC329006  Tetradymia canescens W. Harnach; N. Harnach 1989-7-15 222 Sierra Sierra Valley. Calpine Ranch. 1505 Comment
  UCD22405  Tetradymia canescens L. Allen, A. M. Shapiro 2001-8-1 s.n. Sierra Wallace (Torri) Ranch. About 1.5 miles NNE of Sierraville. 1493 Comment
  CAS-BOT-BC399683  Thalictrum fendleri Javier Penalosa 1962-6-20 2534 Sierra Little Truckee R. at Hwy. 89 1905 Comment
  POM203459  Thalictrum fendleri L. S. Rose 1934-7-14 34362 Sierra Gold Lake 1951 Comment
  SJSU14224  Thalictrum fendleri N. A. Hopkins 1989-8-29 1583 Sierra meadow below Coburn L, Berry Cr drainage c.5 mi S of Yuba Pass 2255 Comment
  CAS-BOT-BC88057  Thelypodium crispum A. A. Heller; P. B. Kennedy 1907-7-1 8671 Sierra Purdy. 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
  UC1561849  Thelypodium crispum Barbara Ertter with Tahoe Chapter CNPS 1987-6-27 7209 Sierra ca 12 air mi n Truckee (ca 1.5 mi e of Hwy 89, on Tahoe Nat'L For Rd S450, head of Little Truckee River, Kyburz Flat, upper end of flat n of road); Tahoe National Forest, Kyburz Flat, Little Truckee River 1920 Comment
  UCD84204  Thinopyrum Ayzik Solomeshch 2009-6-8 s. n. Sierra Sierra Valley, Roen Ranch, along Westside Rd, ca. 2 km N of the intersection of Westside and Calpine Roads, ca. 1 km east of Westside Rd. 1493 Comment
  JEPS29734  Thlaspi arvense Rimo Bacigalupi and L. R. Heckard 1962-5-27 8489 Sierra 4 mi w Loyalton (eastern arm of Sierra Valley); eastern arm of Sierra Valley 1524 Comment
  CAS-BOT-BC88142  Thlaspi arvense D. E. Breedlove 1962-6-13 3505 Sierra Sierra Nevada. 1.5 mile north of Sierraville on State Highway 89. 1524 Comment
  CAS-BOT-BC88145  Thlaspi arvense Arthur Chan 1981-5-16 88 Sierra 12.4 miles southeast of Sattley along the hot springs dirt road. 1828 Comment
  CAS-BOT-BC88146  Thlaspi arvense Catherine Best 1979-6-13 s.n. Sierra Sierra Nevada. On Highway 49, 1 mile west of Sierraville. Comment
  CHSC94169  Thlaspi montanum var. montanum Lowell Ahart 2006-6-21 12851 Sierra About 30 yards east of Lucky Dog Creek, about 100 yards west of the road, about 2 1/2 miles (by road) west of Forest. 1397 Comment
  UCR249642  Torilis arvensis George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20780 Sierra Northern Sierra Nevada Mountains Foothills, Along CA-49, 1.7 miles west of Goodyears Bar, c. 11 miles NE of Yuba Co. line 793 Comment
  CHSC66906  Torreyochloa pallida var. pauciflora Lowell Ahart; Vernon H. Oswald 1996-8-19 7705 Sierra About 100 feet east of Yuba Pass-Webber Lake Road (Forest Rt. 12) on the south side of Long Valley Creek, about 4 air miles south of Yuba Pass. 2225 Comment
  UCD93240  Torreyochloa pallida var. pauciflora Elizabeth Wilson 1939-7-13 s.n. Sierra Gold Lake. Comment
  JEPS124783 Image available Toxicodendron diversilobum G. R. Ostrander 1965-6-29 23 Sierra Found at a rise above the junction of Hiway 49 and county road to Goodyears Bar. Comment
  SEINET12237639  Toxicodendron diversilobum F. H. Utech 1986-1 86 -078 Sierra Tahoe National Forest, ca 1 mi E on CA 49 from Downieville, along North Yuba River 950 Comment
  UCR257843  Tragopogon dubius George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-7-23 19498 Sierra Northern Sierra Nevada Mountains, Stampede Dam Road, 1.7 miles north of the Nevada County line, just east of Stampede Reservoir 1770 Comment
  UCD84120  Tragopogon porrifolius 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-BC516460  Triantha occidentalis subsp. occidentalis Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Lusk Meadows Comment
  UCD84190  Trichostema oblongum 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
  CDA40983  Trichostema oblongum T. C. Fuller 1980-8-13 20328 Sierra West side of Highway 89, 1.3 km north of junction with Highway 49, 2.74 km north of Sattley. 0 Comment
  SEINET8665858  Trientalis latifolia W. Harnach 2013-5-1 1324 Sierra 1.6 miles west of Goodyears Bar on Hwy 49 and north of the Ramshorn campground. 942 Comment
  UCR230981  Trientalis latifolia George K. Helmkamp, E. A. Helmkamp 2011-6-9 17531 Sierra Northern Sierra Nevada Mountains Foothills, Ridge Road (Co. Rte. S180) NE of Camptonville and 0.8 mile ENE of the Yuba County line 854 Comment
  SEINET11993487  Trientalis latifolia F. H. Utech 1986-1 86 -087 Sierra Tahoe Natioanal Forest, ca 1 mi N of junction North Yuba River & CA 49 bridge 950 Comment
  CDA25041  Trifolium G. D. Barbe, T. C. Fuller 1982-6-17 3806 Sierra Tahoe National Forest; Calpine Meadow, NE of Calpine settlement. 1524 Comment
  UCD84188  Trifolium andersonii 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
  SEINET12157028  Trifolium andersonii J. G. Lemmon 1874-1 41 Sierra No locality Comment
  POM297959  Trifolium andersonii subsp. andersonii J. G. Lemmon 1874-1 41 Sierra [No locality information provided on label.] Comment
  JEPS48700  Trifolium beckwithii Leland S. Smith 1925-5-24 1601 Sierra Tahoe National Forest, Dog Valley grade at old cabin Dog Valley grade; Tahoe National Forest, Dog Valley grade 1889 Comment
  SJSU11962  Trifolium beckwithii N. A. Hopkins 1979-5-11 926 Sierra c. 1 mi N of Sattley roadside between Sattley & Beckwourth, Sierra Valley 1493 Comment
  JEPS65783  Trifolium breweri J. G. Lemmon ca. 1878 Sierra Sierra Valley Comment
  UC1368476  Trifolium cyathiferum R. K. Gierisch 1969-7-8 3507 Sierra Saddle Meadow, Tahoe area 1950 Comment
  UCSC008267  Trifolium cyathiferum Lowell Ahart 2003-7-18 10430 Sierra On north side of the road, about 1/4 mile southeast of Tamarack Flat, about 1 1/2 miles (air) northwest of Little Grass Valley Reservoir dam, about 4 1/2 miles (air) northwest of La Porte. 1710 Comment
  SBBG67201  Trifolium dichotomum J. G. Lemmon 1880-1 Sierra Sierra Valley Comment
  JEPS95550  Trifolium kingii var. productum Lowell Ahart 1994-7-1 7427 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
  JEPS33173 Image available Trifolium lemmonii J. G. Lemmon 1967-1 Sierra Sierra Valley Comment
  JEPS99020  Trifolium lemmonii Carol W. Witham 1993-6-16 504 Sierra Antelope Valley; approx 1/4 mi W of Antelope Valley Road, 3.2 road mi S of its junction with Hwy 49. 1584 Comment