Search Results — 2000 specimen records retrieved (1302 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-BC78003  Abies concolor Mrs. E. C. Sutliffe 1919-8-1 s.n. Sierra Gold Lake Region 1981 Comment
  SEINET11736841  Abies lasiocarpa J. G. Lemmon 1874-1 210 Sierra Sierra Co., &c. Comment
  CAS-BOT-BC78103  Abies magnifica Gordon H. True; John Thomas Howell 1970-7-14 5513 Sierra At Verdi Peak Lookout, Verdi Range 2560 Comment
  RSA17917  Abies magnifica H. A. Barker 1926-7-3 s.n. Sierra Sierra Nevada; Packer Lake. Comment
  UC336721  Abies magnifica var. magnifica unknown 1889-6-18 Sierra Gold Lake Comment
Read comments
May 19 2012
  CAS-BOT-BC331042  Acer glabrum var. glabrum Catherine Best 1982-7-12 747 Sierra Sierra Nevada, above Packer's Lake in the direction of the Sierra Buttes 2011 Comment
  UCD116970  Acer glabrum var. glabrum N. Hopkins 1971-6-25 420 Sierra 0.25 mile north of Packer Lake. 1981 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
  CDA9170  Achillea millefolium P. Arnaud 1958-8-2 Sierra Webber Lake. Comment
  CHSC44840  Achillea millefolium Lowell Ahart 1977-8-2 1529 Sierra On the west side of Mount Fillmore, near the summit, about 12 air miles north-east of La Porte, Sierra County, California. 2194 Comment
  UCR257667  Achillea millefolium George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-7-22 19442 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
  UCD128295  Achillea millefolium Gerald Dickinson 1963-6-27 48 Sierra roadside ditch south of Sierraville, on state highway 89. 1524 Comment
  CHSC50853  Achnatherum hymenoides Vernon Oswald; Lowell Ahart 1990-7-25 4386 Sierra Ca. 1.5 mi south of Staverville Rd between Balls Ranch and Old Fish Farm. 1950 Comment
  UC1562340  Achnatherum hymenoides Vernon Oswald and Lowell Ahart 1990-7-25 4386 Sierra ca 1.5 mi s Staverville Rd (between Balls Ranch and Old Fish Farm) 1950 Comment
  SEINET13387084 Image available Achnatherum hymenoides P. A. Lehenbauer 1937-1 104 Sierra 25 mi, w. of Reno, Nev., on Truckee R., at Iceland, Sierra Co., s. side of river by falls. 1676 Comment
  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
  CAS-BOT-BC210713  Achnatherum lemmonii David D. Keck 1944-7-8 5409 Sierra Sierra Valley, 1.5 miles N. of Sattley on Feather River road 1524 Comment
  CHSC94139  Achnatherum lemmonii Lowell Ahart 2006-6-28 12883 Sierra On the south slope and near the top of the serpentine area, about 3/4 mile (air) east of Lake Delahunty, about 2 miles (air) northeast of Gibsonville. 1903 Comment
  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
  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-BC216911  Achnatherum occidentale John Thomas Howell; Gordon H. True 1970-7-14 5510 Sierra At Verdi Peak Lookout, Verdi Range, Sierra County 2560 Comment
  CAS-BOT-BC210858  Achnatherum occidentale subsp. californicum Lowell Ahart 1982-7-28 3718 Sierra Near the Pacific Mine ca. 5 mi. E of La Porte 1700 Comment
  CAS-BOT-BC210861  Achnatherum occidentale subsp. californicum P. B. Kennedy 1901-7-23 215 Sierra Near Lincoln Valley Comment
  SEINET232920  Achnatherum occidentale subsp. californicum Mary E. Barkworth, LR Firestone 1982-8-21 4017 Sierra 10 mi from hwy Cal 89 Webber Lake at fork in road leading down to office. Right hand fork S side rd 2108 Comment
  UC717975  Achnatherum occidentale subsp. californicum David D. Keck 1944-7-8 5401 Sierra near mouth of Sardine Creek (3 mi ne of Sierra City on North Fork of North Fork of Yuba River); Sierra Nevada, North Fork of North Fork of Yuba River 1584 Comment
  UCD51026  Achnatherum occidentale subsp. californicum P. B. Kennedy 1929-7-29 s.n. Sierra Sierra City to Sierraville. Comment
  CHSC44597  Achnatherum occidentale subsp. occidentale Lowell Ahart 1977-8-2 1514 Sierra To the north side of Mount Fillmore, about 12 miles north-east of La Porte. 1828 Comment
  RSA657078  Achnatherum occidentale subsp. occidentale Lynn R. Firestone, Harold Firestone 1983-8-5 8312 Sierra 1.7 mi north of Calpine on Cal 89 1349 Comment
  UC717976  Achnatherum occidentale subsp. occidentale David D. Keck 1944-7-8 5407 Sierra 2 mi nw Sattley (e side of Yuba Pass, near base); Sierra Nevada 1615 Comment
  CAS-BOT-BC210936  Achnatherum occidentale subsp. pubescens David D. Keck 1944-7-8 5406 Sierra East side of Yuba Pass (near base, 2 mi. N.W. of Sattley) 1615 Comment
  UCD21018  Acmispon americanus var. americanus E. Bortiri 2002-7-7 WFC 66 Sierra Knuthson Meadows, Carman Valley, near Calpine, Sierra Co. Comment
  UCD84186  Acmispon americanus var. americanus Ayzik Solomeshch 2009-6-8 s. n. Sierra Sierra Valley, Roen Ranch, along Westside Rd, ca. 2 km N of the intersection of Westside and Calpine Roads, ca. 1 km east of Westside Rd. 1493 Comment
  CAS-BOT-BC412903  Aconogonon davisiae G. Earle Kelley 1919-1-1 s.n. Sierra Salmon Lake Comment
  CAS-BOT-BC412902  Aconogonon davisiae A. R. Kruckeberg 1954-8-2 3682 Sierra Along trail to Sierra Buttes, 1/2 mile above upper Tamarack Lake 2438 Comment
  CHSC1350  Aconogonon phytolaccifolium V. Holt 1942-7-18 Sierra Gold Lake. 1950 Comment
  CHSC53040  Aconogonon phytolaccifolium L. P. Janeway 1989-7-28 3539 Sierra Plumas National Forest. Beckwourth Ranger District. NE-facing slopes of Haskell Pk overlooking hwy 89 and Sulphur Creek. Along edges of mdw border of Alnus tenuifolia. 2164 Comment
  CAS-BOT-BC418776  Aconogonon phytolaccifolium W. R. Dudley 1894-8-29 s.n. Sierra Near Webber Lake Comment
  SEINET8664150  Actaea rubra S. B. Doten 1901-7-5 102 Sierra Little Truckee River below Webber Lake. Comment
  CHSC46022  Adiantum aleuticum Lowell Ahart 1976-5-22 1125 Sierra West of the water trough, along Goodyears Bar Road, south of Goodyears Bar. 914 Comment
  POM202949  Agastache urticifolia L. S. Rose 1934-7-16 34374 Sierra Gold Lake 1951 Comment
  CAS-BOT-BC29384  Ageratina occidentalis J. T. Howell 1969-9-13 46105 Sierra Little Truckee River near outlet of Webber Lake 2042 Comment
  SJSU13917  Ageratina occidentalis N. A. Hopkins 1985-9-1 1331 Sierra just above Robinsons Cow Camp 1828 Comment
  CAS-BOT-BC29515  Agoseris Clare Butterworth Hardham 1961-6-15 7417 A Sierra South slopes, Yuba Pass Comment
  JEPS36227  Agoseris X dasycarpa W. L. Jepson 1934-8-7 16877 a Sierra Onion Valley Comment
  CAS-BOT-BC29602  Agoseris X dasycarpa Alice Eastwood 1918-6-29 7842 Sierra Loyalton Comment
  SJSU13961  Agoseris X elata N. A. Hopkins 1988-5-16 1402 Sierra Long Valley Rd c. 1 mi SW of Bordertown 1615 Comment
  UCSB16081  Agoseris glauca 1962-6-13 Sierra 1.5 miles north of Sierraville on State Highway 89 1524 Comment
  RSA151651  Agoseris glauca var. dasycephala Rimo Bacigalupi 1953-7-8 4284 Sierra Along road to Beckwourth, from Calpine, Sierra Valley 1463 Comment
  JEPS125676  Agoseris heterophylla var. heterophylla William Harnach 2013-4-6 1303 Sierra 1.6 miles west of Goodyears Bar on Highway 49 and north of the Ramshorn campground. Comment
  UC1048137  Agoseris heterophylla var. heterophylla unknown 1937-1 476 Sierra Sierra Valley Comment
  JEPS123996  Agoseris retrorsa Lowell Ahart 2015-5-9 20159 Sierra About 3/4 mile west of Highway 49, about 1 3/4 miles west of Indian Valley. Comment
  JEPS125823  Agropyron cristatum subsp. pectinatum William Harnach 2013-6-8 1365 Sierra Long Valley Road and Highway 395 at the California state line (just North of Bordertown, NV). Comment
  SJSU13924  Agrostis exarata N. A. Hopkins 1984-8-5 1230 Sierra Chapman Saddle Rd. 1767 Comment
  UC1153928  Agrostis exarata Beecher Crampton 1957-7-24 4404 Sierra 3 mi ne Sattley; Sierra Valley Comment
  UCD52412  Agrostis exarata A. A. Beetle 1944-8-17 3043 Sierra near summit of Yuba River. 1935 Comment
  UCD52519  Agrostis exarata A. A. Beetle 1944-8-17 3055 Sierra north fork of Yuba River, 8 miles below Downieville. Comment
  UCD35540  Agrostis exarata Beecher Crampton 1957-7-24 4404 Sierra 3 miles northeast of Sattley. Sierra Valley. Comment
  UCD52244  Agrostis exarata var. pacifica Beecher Crampton 1957-7-24 4417 Sierra Gordon Van Vleck Ranch. Sierra Valley. 4 miles northeast of Sattley. Comment
  CHSC105825  Agrostis idahoensis Lowell Ahart 2010-8-3 17036 Sierra Disturbed area along a small stream that flows into Negro Creek east side of the poor logging road, about 100 yards east of Negro Creek, about 1/4 mile (air) southwest of the Burlington Mine, about 1 3/4 miles (air) southwest of the Burlington Mine, about 1 3/4 miles (air) northwest of Middlewaters, about 8 miles (air) northeast of Alleghany. 1731 Comment
  CHSC61934  Agrostis idahoensis Lowell Ahart 1993-9-24 7244 Sierra On the north side of Mount Fillmore, about 3/4 mile south of the dirt road from Gibsonville to Johnsville. 2133 Comment
  JEPS117425  Agrostis idahoensis Lowell Ahart 2010-8-3 17036 Sierra Disturbed area along a small stream that flows into Negro Creek east side of the poor logging road, about 100 yards east of Negro Creek, about 1/4 mile (air) southwest of the Burlington Mine, about 1 3/4 miles (air) southwest of the Burlington Mine, about 1731 Comment
  CAS-BOT-BC138947  Agrostis pallens Lowell Ahart 1977-8-2 s.n. Sierra Found on the north side of Mount Fillmore. 2000 Comment
  CAS-BOT-BC138648  Agrostis stolonifera Catherine Best 1982-7-12 743 Sierra Sierra Nevada. Herrington's. Sierra City. 1219 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
  CAS-BOT-BC138566  Agrostis variabilis Catherine Best 1981-6-18 s.n. Sierra Sierra Nevada. On the Salmon Lake Road about one mile southeast of Salmon Lake. 1828 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
  CAS-BOT-BC131962  Allium W. Harnach; N. Harnach 1989-4-8 014 Sierra Sierra Valley. Calpine Ranch (home) 1508 Comment
  CAS-BOT-BC131963  Allium W. Harnach; N. Harnach 1989-5-5 057 Sierra Sierra Valley. Newman Point 1531 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
  SJSU4983  Allium campanulatum N. A. Hopkins 1968-6-30 137 Sierra near Packer Lake 1889 Comment
  UCD84191  Allium 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
  UCSB18220  Allium lemmonii 1962-6-13 Sierra Along State Highway 89, 6.8 miles north of Sierraville 1524 Comment
  CAS-BOT-BC472757  Allium lemmonii D. E. Breedlove 1962-6-13 3515 Sierra State Hwy. 89, 10.0 miles south of Sierraville 1950 Comment
  PASA551  Allium lemmonii Margaret Stason 1932-6-21 Sierra Near Hobart Mills Comment
  SEINET8122272  Allium lemmonii K. R. Genz 1979-5-23 9107 Sierra Turning south at forest boundary and Long Valley Road, travel Mitchell Canyon Road for 2.3 miles. 1817 Comment
  SEINET8122288  Allium lemmonii W. Harnack, N. Harnach 1989-5-5 057 Sierra Sierra Valley, Newman Point. 1531 Comment
  SEINET8122308  Allium lemmonii W. Harnack, N. Harnach 2000-5-5 881 Sierra On Hwy 49, ca 6 miles NE of Sierraville. 1524 Comment
  SJSU12120  Allium obtusum N. A. Hopkins 1973-6-10 525 Sierra by Deer Lake Trail c. 0.5 mi SSE of Deer Lake 2072 Comment
  CAS-BOT-BC474034  Allium parvum D. E. Breedlove 1962-6-13 3527 Sierra Along the Little Truckee River, 10.0 miles south of Sierraville on State Hwy 89 1950 Comment
  CAS-BOT-BC476708  Allium validum H. Albert Barker 1926-7-3 65 Sierra Below outlet of Packer Lake 1965 Comment
  UCD138642  Allium validum Collector Unknown 1929-7-26 s.n. Sierra Salmon Lakes, Lusk Meadows. Comment
  CHSC45443  Allophyllum gilioides subsp. violaceum Lowell Ahart 1983-10-27 4479 Sierra Near a dirt road that is about 2 miles south-east of Jackson Meadow Reservoir, about 1 mile south of Pass Creek, near Jackson Meadow Reservoir. 2011 Comment
  CHSC106056  Allotropa virgata Lowell Ahart 2010-8-3 17037 Sierra About 100 yards west of the poor logging road, about 2 miles (air) west of Keystone Mountain, about 1/2 mile (air) north of the Burlington Mine, about 1 3/4 miles (air) northwest of Middlewaters, about 9 miles (air) northeast of Alleghany. 1733 Comment
  CHSC45515  Allotropa virgata Lowell Ahart 1978-8-13 1798 Sierra Branch of Negro Creek, about 4 miles north-west of Middlewaters,. 1645 Comment
  SEINET7220229  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-BC171390  Alnus incana subsp. tenuifolia Elmer I. Applegate 1925-9-7 3363 Sierra Gold Lake 1981 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
  POM202893  Alnus incana subsp. tenuifolia L. S. Rose 1934-7-14 34361 Sierra Gold Lake. 1951 Comment
  SBBG34141  Alnus incana subsp. tenuifolia P. B. Schultz 1967-6-30 35 Sierra 20 feet E of Sand Pond, near Sardine Lake 1524 Comment
  SJSU9480  Alnus incana subsp. tenuifolia M. D. Fleschner 1965-6-29 Sierra by Sand L (Pond?) c 6 mi NW of Sierra City near Hwy #49 1706 Comment
  SEINET8066532  Alnus incana var. occidentalis P. A. Lehenbauer 1937-6-8 109 Sierra 25 miles west of Reno, Nevada, on Truckee River at Iceland 1676 Comment
  CHSC50702  Alopecurus aequalis Lowell Ahart 1990-6-29 6531 Sierra On the bottom of Poverty Hill Mine (hydraulic mine). 1524 Comment
  RSA129211  Alopecurus aequalis E. Sawyer 1935-6-28 252 Sierra 1/2 miles S.S.E. of Sattley 1494 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
  SEINET7953067 Image available Alopecurus geniculatus Ayzik Solomeshch 2009-6-7 s.n. Sierra Sierra Valley, Bradley Ranch, along Calpine Road, ca 100 m N from the road. 1495 Comment
  CHSC80923  Amaranthus californicus Lowell Ahart 2001-8-10 9076 Sierra Strand of Stampede Reservoir, about 1 mile southwest of Henness Pass Road, about 1 1/4 miles northwest of the Stampede Reservoir Dam. 1810 Comment
  UC572465  Amelanchier alnifolia var. pumila G. T. Nordstrom 1936-7-9 931 Sierra 2 mi w Dog Valley; Sierraville Quad. 1981 Comment
  UCD40233  Amelanchier pallida Rodney Gale Myatt 1972-6-1 1568 Sierra Wild Plum Road, off of Hwy 49 and east of Sierra City. 1450 Comment
  CAS-BOT-BC136869  Amelanchier utahensis Barbara T. Keller 1975-6-11 1548 Sierra Yuba Pass 1981 Comment
  CAS-BOT-BC136871  Amelanchier utahensis Volney Rattan s.n. Sierra Independence Lake Comment
  CAS-BOT-BC136875  Amelanchier utahensis M. Lavin 1982-6-27 4159 Sierra Salmon Lake, north of Sierra Buttes, 13 miles from Portola 1981 Comment
  CAS-BOT-BC136876  Amelanchier utahensis W. Harnach; N. Harnach 1990-5-13 307 Sierra Sierra Valley. The Mounds near Sattley 1517 Comment
  UC1515789  Amelanchier utahensis Baki Kasapligil 1959-5-24 3134 Sierra Sand Lake Comment
  CHSC53113  Anaphalis margaritacea L. P. Janeway 1989-8-22 3620 Sierra Plumas National Forest. Northeast flank of ridge ca 3 mi E of Haskell Pk; near head of Sulphur Cr. 2164 Comment
  RSA142216  Angelica breweri Lincoln Constance, R. Bacigalupi 1953-9-9 3471 Sierra Forest opening betw Webber (4 miles S) and meadow lakes. 2134 Comment
  SEINET13945521 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
  SJSU12084  Antennaria argentea N. A. Hopkins 1979-6-9 950 Sierra c. 3 mi NW of Sattley 1524 Comment
  SJSU9805  Antennaria dimorpha C. W. Sharsmith 1982-5-30 8656 Sierra 2 mi N of Sattley on Sattley-Beckwourth Road, Sierra Valley 1524 Comment
  SJSU9806  Antennaria dimorpha C. W. Sharsmith 1982-5-30 8657 Sierra 2 mi N of Sattley on Sattley-Beckwourth Road, Sierra Valley 1524 Comment
  CAS-BOT-BC58657  Antennaria luzuloides Alice Eastwood 1918-6-29 7833 Sierra Loyalton Comment
  CAS-BOT-BC58656  Antennaria luzuloides Lemmon s.n. Sierra Sierra Valley Comment
  CHSC67156  Antennaria luzuloides subsp. aberrans James D. Jokerst 1991-7-1 3328 Sierra Golden Dome Mine Project site in the S end of Antelope Valley, E of Sierra Valley, summit of the 'Astrodome'. Comment
  JEPS125667  Antennaria luzuloides subsp. aberrans William Harnach 2013-5-17 1349 Sierra 0.1 miles south of Highway 49 on Antelope Valley Road Comment
  RSA123407  Antennaria media N. H. French 1934-7-2 490 Sierra White Rock, Truckee quad. 2470 Comment
  NY158263  Antennaria microcephala J. G. Lemmon 1874-1 112 Sierra Comment
  SEINET195875 Image available Antennaria rosea P. A. Lehenbauer 1937-6-8 90 Sierra 25 mi W of Reno on Truckee R at Iceland S side of river by falls 1676 Comment
  UCD72551  Anthemis arvensis A. M. Shapiro 2008-9-17 s. n. Sierra about 1.6 mi. N. Sierraville. 1524 Comment
  CDA41212  Antirrhinum vexillo-calyculatum subsp. breweri G. D. Barbe 1973-8-26 s.n. Sierra State Highway 49 above west fork of Yuba River, 15 miles east of Yuba County line, between Goodyears Bar and Downieville, Comment
  CHSC10780  Antirrhinum vexillo-calyculatum subsp. intermedium Lowell Ahart 1966-9-18 Sierra Along Goodyear's Bar Road. 1066 Comment
  UC1178989  Antirrhinum vexillocalyculatum subsp. intermedium Herbert L. Mason 1945-9-9 12693 Sierra s of Downieville (Yuba River Canyon); Yuba River Canyon Comment
  SD123502  Apocynum androsaemifolium Robert F. Thorne 1974-7-30 45042 Sierra Tahoe National Forest, Goose, Haven and Snag Lake areas. 2054 Comment
  SJSU13916  Apocynum androsaemifolium N. A. Hopkins 1986-7-1 1353 Sierra c. 1 mi SW of Calpine 1524 Comment
  UC1123465  Apocynum androsaemifolium H. S. Yates 1935-6-29 5296 Sierra 2 mi. s.e. Lower Salmon Lake; Tahoe Nat'l Forest, Downieville Quad. Comment
  CAS-BOT-BC407122  Aquilegia formosa H. Albert Barker 1926-7-2 22 Sierra Packer Lake Creek 1953 Comment
  CAS-BOT-BC407123  Aquilegia formosa Alice Eastwood 1918-6-29 7797 Sierra Loyalton Comment
  CAS-BOT-BC407118  Aquilegia formosa W. Harnach; N. Harnach 1989-6-24 171 Sierra Sierra Valley, Martinetti Ranch (Elvers) 1517 Comment
  SEINET8665321  Aquilegia formosa var. formosa W. Harnach, N. Harnach 1990-6-30 445 Sierra Sierra Valley, Yuba Pass. 2042 Comment
  SEINET3899686  Arabis holboellii var. retrofracta L. Constance 1938-6-8 2296 Sierra Junction of North & South Forks of North Fork of the Yuba River, Sierra city.; 0 1372 Comment
  SEINET5340705  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
  CAS-BOT-BC171611  Aralia californica Carl B. Wolf 1937-8-6 9047 Sierra Northern Sierra Nevada, No. fork of Yuba River, 5 mi. above Downieville 1066 Comment
  CAS-BOT-BC407705  Arceuthobium americanum Mrs. E. C. Sutliffe 1926-10-16 s.n. Sierra Salmon Lake Comment
  SEINET10319600  Arceuthobium americanum M. J. Williams 1969-9-13 s.n. Sierra Webber Lake. 2065 Comment
  CAS-BOT-BC45431  Arctostaphylos nevadensis Lowell Ahart 1975-6-28 s.n. Sierra 2 mi. e. of Gibsonville. 1981 Comment
  CAS-BOT-BC45474  Arctostaphylos nevadensis Rimo Bacigalupi 1927-7-3 1612 Sierra Near Yuba Pass. 1950 Comment
  CHSC43530  Arctostaphylos nevadensis Lowell Ahart 1975-6-28 814 Sierra About 2 miles east of Gibsonville, about 3 miles west of Mount Fillmore. 1981 Comment
  HSC7660  Arctostaphylos nevadensis L. S. Rose 1969-6-25 69055 Sierra Gold Lake 1951 Comment
  RSA515707  Arctostaphylos nevadensis B. Pitzer, S. Morgan, H. Soldan 1988-5-29 947 Sierra Plumas National Forest, Gold Lake, near the boat ramp Comment
  CAS-BOT-BC46506  Arctostaphylos patula Mrs. S. G. Suttiffe 1919-8-1 s.n. Sierra Gold Lake. Comment
  CAS-BOT-BC46507  Arctostaphylos patula Lowell Ahart 1975-6-28 s.n. Sierra 2 mi. e. of Gibsonville. 1981 Comment
  CAS-BOT-BC46548  Arctostaphylos patula Roman Gankin 1988-10-19 s.n. Sierra Between Bassett's on w. side of Yuba Pass to junction of state route 49 and state route 89. 1950 Comment
  JEPS114619  Arctostaphylos patula Lowell Ahart 2008-6-4 14809 Sierra On the north side of Forest Road 98, about 2 miles (air) northeast of Harris Meadow, about 9 1/2 miles (air) northeast of Alleghany 1906 Comment
  RSA8016  Arctostaphylos patula H. A. Barker 1927-6-22 726 Sierra Gold Lake. 1954 Comment
  UC567034  Arctostaphylos patula G. E. Sindel 1934-7-31 80 Sierra 3 1/4 mi n Meadow Lake; Truckee Quadrangle 2240 Comment
  UCD40313  Arctostaphylos patula Rodney Gale Myatt 1971-7-3 838 Sierra Hillside above Hwy 49, just to the north of Yuba River. Near Oregon Creek, Alleghany Road, and Sierra County line. 195 Comment
  SEINET7266034  Arctostaphylos patula D. Solari 1941-4-20 25 Sierra About 1 mile up Dog Valley grade, NW of Verdi 1676 Comment
  SEINET7266303  Arctostaphylos patula K. E. Bradshaw 1942-5-20 416 Sierra 3 1/2 miles southwest of Purdy, on old Trosi Ranch 1737 Comment
  CAS-BOT-BC45332  Arctostaphylos viscida subsp. viscida Alice Eastwood 1918-4-6 6773 Sierra Downieville Comment
  CDA11874  Arenaria congesta var. subcongesta G. F. Hrusa, J. Jokerst 1991-7-5 8535 A Sierra Sierra Valley region. Antelope Valley. Comment
  CDA11838  Arenaria congesta var. suffrutescens G. F. Hrusa, E. Sandoval 1993-5-3 11151 Sierra Sierra Valley; E side of Antelope Valley, 3 miles S of Loyalton Rd. (Hwy 49). Comment
  UCR54441  Arenaria douglasii B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-27 0877 Sierra Sierra Nevada Mtns, above Ramshorn Campground on Hwy 49, c. 15 miles NE of Comptonville and c. 5 mi. west of Downieville 823 Comment
  CHSC63621  Arenaria kingii var. glabrescens B. Castro; Toni Fauver, L. Hanson 1989-6-21 320 Sierra Sierra Buttes, on trail above Long Lake. 2011 Comment
  UC120427  Arenaria kingii var. glabrescens J. G. Lemmon 1875-1 41 Sierra Comment
  UCD103891  Armoracia rusticana A. M. Shapiro 2011-6-19 s.n. Sierra 0.8 mi NNE of town of Sierraville along Hwy 89. 1524 Comment
  CAS-BOT-BC82093  Arnica W. R. Dudley 1894-8-31 s.n. Sierra Webber Lake outlet Comment
  UC53876  Arnica chamissonis H. M. Hall and E. B. Babcock 1903-7-1 4472 Sierra Sierraville Sierra Nevada Mountains, Sierraville 1524 Comment
  CAS-BOT-BC82243  Arnica chamissonis H. M. Hall; E. B. Babcock 1903-7-1 4472 Sierra Sierraville 1524 Comment
  CHSC40672  Arnica dealbata J. D. Jokerst 1982-9-10 1668 Sierra Along the trail to the summit of the Sierra Buttes (from Packer Lake). 2316 Comment
  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
  JEPS123674  Arnica dealbata William Harnach 2012-8-13 1292 Sierra Road 21N27 at the intersection with Road 21N27B, approx. 2.0 miles from Chapman Saddle, Plumas National Forest. Comment
  SEINET6775040 Image available Arnica dealbata W. Harnach, N. Harnach 2000-7-9 945 Sierra Chapman saddle road, 1/4 mi. east of intersection of Lunch Creek Road 2027 Comment
  CAS-BOT-BC82402  Arnica discoidea H. Albert Barker 1926-7-19 139 Sierra Gold Lake Ridge 2042 Comment
  CHSC108103  Arnica mollis Lowell Ahart 2011-9-23 17702 Sierra Forest floor, about 80 yards north of Pass Creek, about 320 yards south of Hennas Pass Road, west of French Meadow, east of Forest Road 70, about 3 miles (air) northwest of Webber Lake. 2016 Comment
  CHSC74061  Arnica nevadensis B. Castro; L. Gehrung, H. Durio 1995-9-14 624 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. 2103 Comment
  SEINET10724996  Arnica sororia Karen M. Meyer, Andrew Townesmith 2007-7-15 Meyer 119 Sierra Tahoe National Forest. 4 mi. N on Hwy 270, off I-80 W. 1749 Comment
  UCD129143  Arnica sororia K. M. Meyer; A. Townesmith 2007-7-15 119 Sierra Tahoe National Forest. 4 mi. N on Hwy 270, off I-80 W. 1749 Comment
  UCD56031  Arrhenatherum elatius Adeline Frederick 1925-6-23 s.n. Sierra Downieville. Comment
  CAS-BOT-BC146262  Arrhenatherum elatius var. elatius Catherine Best 1981-6-17 s.n. Sierra Sierra Nevada. Sierra Valley 1 mile west of Sierraville on Highway 89. Comment
  CAS-BOT-BC90107  Artemisia arbuscula subsp. arbuscula John Thomas Howell 1962-6-18 37825 Sierra Sierra Valley, 2.5 mi. n. of Sattley 1524 Comment
  HSC93199  Artemisia douglasiana Vernon H. Oswald, L. Ahart 1996-8-19 8189 Sierra Yuba Pass-Weber Lake Rd. (Forest Rt. 12), 2.2 mi. S of Hwy. 49; northern High Sierra Nevada 2134 Comment
  CAS-BOT-BC90469  Artemisia douglasiana Lowell Ahart 1980-9-9 2602 Sierra Rocky gorge between the outlet of Webber Lake and Little Truckee River 2200 Comment
  SEINET10872092  Artemisia tridentata Lowell Ahart, Peter Ahart 1983-10-27 Ahart 4472 Sierra North side of Milton Reservoir, near Jackson Meadow Reservoir. Yellow Pine Forest; 1800 m. 1800 Comment
  CAS-BOT-BC97411  Artemisia tridentata subsp. tridentata John Thomas Howell 1969-9-13 46099 Sierra Little Truckee River near outlet of Webber Lake 2042 Comment
  UC1119469  Artemisia tridentata subsp. tridentata C. G. Albertus 1935-9-20 284 Sierra 1 3/4 mi ese Sierraville; Sierraville Quadrangle Comment
  CHSC67157  Artemisia tridentata subsp. vaseyana James D. Jokerst 1990-7-27 3171 Sierra Balls Ranch Surveys for Jones and Stokes. Summit of Bald Mtn. Range at N end. 2621 Comment
  CHSC115182  Asarum hartwegii Lowell Ahart 2015-5-9 20184 Sierra On the north side of the Canyon Creek Trail, about 300 yards southeast of the foot bridge across Boyce Ravine, trail on the north side of the North Fork of the Yuba River, about 3/4 miles west of Highway 49, about 1 3/4 miles west of Indian Valley. 716 Comment
  SEINET12097902  Asarum hartwegii J. G. Lemmon 1874-1 s.n. Sierra No locality Comment
  CAS-BOT-BC494103  Asarum lemmonii William Harnach 2013-5-31 1362 Sierra Approx. 5.3 mi E of Downieville on Hwy 49 (0.5 i W of Union Flat Campground on Hwy 49) 109 Comment
  HSC97006  Asclepias cordifolia L. Ahart 2006-6-21 12825 Sierra N side of the road, 2 mi. W of the forest 1330 Comment
  UCR53729  Asclepias cordifolia B. G. Pitzer, Steve Morgan 1988-5-28 0899 Sierra Sierra Nevada Mtns., Convict Flat Picnic Area, on North Yuba River, 12 mi NE of Camptonville on Hwy 49 780 Comment
  SCFS5180  Asclepias cordifolia Marc Chamberlain 1973-6-28 42 Sierra 22 miles from Truckee, north on Highway 89. Comment
  SEINET6833705  Asclepias cordifolia P. B. Kennedy 1903-6-27 785 Sierra Dog Valley, near Verdi. Comment
  SEINET6833752  Asclepias cordifolia H. Hamlin s.n. Sierra Sierra Valley Comment
  SEINET6833891  Asclepias cordifolia M. J. Williams 1979-6-13 79- 73 -1 Sierra Dog Valley Road Comment
  UCSB13238  Asclepias cordifolia 1962-6-13 Sierra Along State Highway 89, 3 miles south of Sierraville 1767 Comment
  CHSC10621  Asclepias speciosa Lowell Ahart 1968-7-14 Sierra Near Jackson Meadow Lake. 1828 Comment
  SJSU12246  Asclepias speciosa N. A. Hopkins 1981-7-11 1031 .5 Sierra 1 mi S of Calpine 1524 Comment
  CAS-BOT-BC68825  Aspidotis densa George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  POM9937  Aspidotis densa F. W. Peirson 1921-8-9 s.n. Sierra Aspen Meadow, South Fork of San Joaquin River 2515 Comment
Read comments
Aug 8 2010
  SJSU4992  Aspidotis densa N. A. Hopkins 1968-7-5 157 Sierra 0.5 mi W of Packer Lake 2072 Comment
  CAS-BOT-BC99204  Aster W. R. Dudley 1894-8-31 s.n. Sierra Near Webber Lake Station 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
  RSA239238  Aster occidentalis R. F. Thorne, L. DeBuhr, C. W. Tilforth 1972-9-20 42361 Sierra Plumas National Forest: ditch along road near Snag Lake 2058 Comment
  UCR257647  Aster occidentalis var. occidentalis George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-7-23 19494 Sierra Northern Sierra Nevada Mountains, Stampede Dam Road, 1.7 miles north of the Nevada County line, just east of Stampede Reservoir 1770 Comment
  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
  CAS-BOT-BC477888  Asteraceae W. R. Dudley 1894-8-29 s.n. Sierra Near Weber Lake. Comment
  CAS-BOT-BC477891  Asteraceae W. R. Dudley 1896-8-1 s.n. Sierra Near Webber Lake. 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
  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
  CAS-BOT-BC494089  Astragalus gibbsii W. Harnach; N. Harnach 2000-5-8 883 Sierra Sierra Valley, 4 mi W of Loyalton, just W of the intersection of Hwy 49 and Filippini Rd. 1496 Comment
  JEPS54676  Astragalus lemmonii J. G. Lemmon June 1887 Sierra Sierra Valley Comment
  SEINET12159917  Astragalus lentiginosus J. G. Lemmon 1874-1 47 Sierra Sierra Co., &c Comment
  UC585208  Astragalus purshii E. B. Babcock, G. L. Stebbins Jr. 1936-6-3 1625 Sierra on road to Loyalton about 3 1/2 mi ne Sierraville (se edge Sierra Valley, Newman Point); se edge Sierra Valley, ne of Sierraville, Newman Point 1615 Comment
  SD234125  Astragalus purshii Virginia Pinkus Ryder 1967-5-21 520 Sierra Sierraville. 1584 Comment
  CAS-BOT-BC192962  Astragalus purshii var. purshii W. R. Dudley 1909-8-25 s.n. Sierra Sierra Valley, near Sierraville Comment
  JEPS29719  Astragalus purshii var. purshii Rimo Bacigalupi and L. R. Heckard 1962-5-27 8476 Sierra just s (2 mi) Sierraville (at edge of Sierra Valley); edge of Sierra Valley 1615 Comment
  CAS-BOT-BC192964  Astragalus purshii var. purshii H. D. Ripley; R. C. Barneby 1942-5-22 4528 Sierra Near Sierraville 1706 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
  CAS-BOT-BC198678  Astragalus whitneyi var. whitneyi John Thomas Howell; Gordon H. True 1970-7-14 5527 Sierra At Verdi Peak Lookout, Verdi Range - Sierra Nevada 2560 Comment
  CHSC57401  Athyrium distentifolium var. americanum L. P. Janeway 1984-9-15 1155 Sierra Between Young America Lake and Tamarack Lake, on the Tamarack Lake side. Rocky north-facing slope on ridge. 2194 Comment
  UCD136281  Athyrium filix-femina P. B. Schultz 1967-6-30 29 Sierra 2 miles E of Downieville. 929 Comment
  CAS-BOT-BC17425  Athysanus pusillus Anna Head 1921-6-21 s.n. Sierra Feather River Region. Campbell Hot Springs. Comment
  UC1181562  Atriplex rosea R. F. Hoover 1940-10-11 4683 Sierra betw Loyalton and Sierraville; betw Loyalton and Sierraville Comment
  RSA790200  Balsamorhiza hookeri J. R. Shevock 1985-5-19 11146 Sierra Sierra Valley. Along California highway 49 at Rice Hill, 4.7 miles northeast of highway junctions 49 & 89 at Sierraville. 1650 Comment
  SEINET7239821 Image available Balsamorhiza hookeri var. neglecta C. Bell 1962-5-9 30 Sierra Old Verdi Road, southwest of Verdi, right side of road; some distance out 1524 Comment
  UCD152714  Balsamorhiza macrolepis Grady L. Webster 1990-5-13 7729 Sierra gravelly flats in Sierra Valley, 0.5; mi W of Sierraville, elev. 4950 ft, T20N R14E sect; 13.; Common, assoc. with Lomatium nudicaule and Crepis 1508 Comment
  SEINET7239866 Image available Balsamorhiza sagittata W. Harnach, N. Harnach 1989-5-9 076 Sierra Sierra Valley, Approx 5 N of Sierraville on Hwy 49, Newman Point (Rice on map) 1524 Comment
  CAS-BOT-BC16676  Barbarea orthoceras W. Harnach; N. Harnach 1989-4-22 038 Sierra Sierra Valley. Sattley transfer station (dump). Along the irrigation ditch. 1496 Comment
  CAS-BOT-BC16680  Barbarea orthoceras Gladys L. Smith 1959-6-19 1209 Sierra Sierra Nevada. Summit of Yuba Pass. 2042 Comment
  SEINET11193239  Barbarea orthoceras W. Harnach, N. Harnach 1990-5-7 286 Sierra Sierra Valley, Approx 1 mile S of Calpine, Kirkpatrick Ranch. 1506 Comment
  SEINET11193429  Barbarea orthoceras W. Harnach, N. Harnach 1989-4-22 038 Sierra Approx 1.2 miles S of the Calpine Rd./Co. Rd. A-23 intersection, Sattley transfer station (dump). 1497 Comment
  SEINET200167  Beckmannia syzigachne H. L. Mason 1953-7-7 14558 Sierra Sierra Valley pond 1.5 mi E of Calpine Comment
  CHSC54581  Bistorta bistortoides Lowell Ahart 1991-7-22 6677 Sierra French Meadow, about 1/4 mile south of Henness Pass Road, about 3 miles north-west of Webber Lake. 2133 Comment
  UCD98824  Bistorta bistortoides R. O. Hanes 1991-6-2 34 Sierra Kyburz Flat. 1920 Comment
  JEPS125671  Blepharipappus scaber William Harnach 2013-5-17 1350 Sierra 0.75 miles south of Highway 49 on the Antelope Valley Road Comment
  CAS-BOT-BC128030  Blepharipappus scaber Bruce G. Baldwin 1985-8-26 508 Sierra near Loyalton, 2.0 miles south of California State Highway 49 on Smithneck Road (0.2 mile south of Rancho Circle Drive) Comment
  SEINET3166179  Boechera arcuata P. J. Alexander 2006-8-3 403 -A Sierra Northern Sierra Nevada, Fiddle Creek Ridge on the north side of the North Yuba River, +-5.8 miles WSW of Downieville, about 2/3 of the way up the south side of the ridge on Hall's Ranch Trail, Tahoe National Forest. 1097 Comment
  CAS-BOT-BC16072  Boechera breweri Lowell Ahart 1981-6-23 2869 Sierra South of Stafford Mountains, 12 miles northeast of La Porte. 609 Comment
  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
  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
  CHSC57174  Boechera platysperma L. P. Janeway 1984-8-3 967 Sierra Top of ridge (Sierra Nevada crest) west of Packer Lake and north of Packer Saddle. Along dirt road. 2164 Comment
  CAS-BOT-BC25605  Boechera retrofracta Javier Penalosa 1962-6-20 2542 Sierra Little Truckee River at Highway 89. 1905 Comment
  CAS-BOT-BC25602  Boechera retrofracta Arthur Chan 1981-5-16 87 Sierra Beside a dirt road, located east of Sattley 10.3 miles. 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-BC25911  Boechera suffrutescens Lowell Ahart 1975-7-20 s.n. Sierra Sierra Nevada. Near Mount Etna, 4 miles east of Gibsonville. Sierra-Plumas county line. 1981 Comment
  CAS-BOT-BC478474  Boisduvalia W. Harnach; N. Harnach 1989-8-27 244 Sierra Sierra Valley 1496 Comment
  RSA106765  Boisduvalia densiflora var. densiflora L. S. Rose 1955-7-20 55164 Sierra 2 miles south of Calpine. 1509 Comment
  UCD136796  Botrychium multifidum Dennis Wm. Stevenson 1973-8-4 s.n. Sierra Lower Sardine Lake, along the lower (east) end of the lake; near Sand Pond. 1828 Comment
  CHSC85026  Botrychium simplex var. compositum John Dittes; Lowell Ahart 2003-9-28 838 Sierra Northern High Sierra Nevada; ca. 7.6 air-miles northeast of La Porte, ca. 11.9 air-miles north of Downieville, ca. 14.9 air-miles south by southeast of Quincy; north slope of Mt. Fillmore. Bank of drainage in meadow. 2182 Comment
  JEPS113952  Brasenia schreberi W. and N. Harnach 2000-8-5 979 Sierra Sierra VAlley 1.5 miles west of Sierraville, CA on Hwy 49. Strang Pond. Comment
  CHSC107916  Brickellia greenei L. P. Janeway 2011-9-15 10733 Sierra Northern High Sierra Nevada. Plumas National Forest; just above Slate Creek; along the road to Johnsville (Road 900; Road 22N12X) 3.2 road km east of Quincy-La Porte Road; 0.7 km northeast of Delahunty Lake; Whiskey Diggings. South-facing serpentine outcrop and cobbly slope. 1763 Comment
  CAS-BOT-BC484379  Brodiaea elegans subsp. elegans John Thomas Howell 1976-7-16 51925 Sierra Sierra Nevada, 2 miles north of Sattley 1524 Comment
  RSA107456  Brodiaea elegans subsp. elegans L. S. Rose 1955-7-20 55166 Sierra 2 miles south of Calpine 1509 Comment
  SEINET10533844  Brodiaea multiflora John G. Lemmon Lemmon 110 Sierra Sierra Valley Comment
  CHSC94208  Bromus carinatus var. carinatus Lowell Ahart 2006-6-21 12797 Sierra On the west side of the Foote Road, about 4 miles (by road) southwest of Alleghany. 849 Comment
  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
  RSA794701  Bromus carinatus var. carinatus L. Ahart 2010-9-15 17177 Sierra Along the poor road, 5 yards north of the first pond, 8 yards northwest of the cabin at the spring, about 2.75 air miles north of Yuba Pass on Highway 49, about 4 air miles east of Haskell Peak. 2135 Comment
  SBBG128098  Bromus carinatus var. carinatus L. Ahart 2010-9-15 17177 Sierra 5 yards N of the first pond 2.75 mi NW of the cabin, at the spring, ca. 2 3/4 mi N of Yuba Pass on Hwy 49, ca. 4 mi E of Haskell Peak 2134 Comment
  UC593530  Bromus carinatus var. carinatus E. B. Babcock, G. L. Stebbins Jr. 1936-6-3 1628 Sierra 3 1/2 mi ne of Sierraville (on road to Loyalton, se edge of Sierra Valley, Newman Point); Sierra Valley, Newman Point 1615 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
  SEINET4374606  Bromus commutatus W. Harnach, N. Harnach 1991-6-29 595 Sierra Sierra Valley. 1.5 miles east of Calpine on Calpine Rd. 1503 Comment
  UC1131008  Bromus commutatus E. Sawyer 1935-6-28 249 Sierra 1 1/2 mi sse of Sattley 1493 Comment
  CAS-BOT-BC155308  Bromus inermis Gordon H. True July 3691 Sierra Intersection of Dog Valley Road with Verdi Peak Road. 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
  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
  CHSC44549  Bromus madritensis subsp. rubens Lowell Ahart 1978-6-4 1764 Sierra Near the Foote Road, about 5 miles south of Alleghany. 1188 Comment
  JEPS75676  Bromus orcuttianus W. L. Jepson 1934-8-4 16850 Sierra 2 mi e of Bassett Station (North Fork Yuba River, Pioneer Road Station); North Fork Yuba River, Pioneer Road Station 1706 Comment
  CAS-BOT-BC161631  Bromus sterilis John Thomas Howell; Gordon H. True 1969-6-25 45859 Sierra Sierra Nevada. North Fork of Yuba River, 5 miles east of Indian Valley. 762 Comment
  CAS-BOT-BC185608  Bromus tectorum Catherine Best 1981-6-14 s.n. Sierra Sierra Nevada. Herrington's, Sierra City. Comment
  UCD40244  Bromus tectorum Rodney Gale Myatt 1972-6-1 1585 Sierra Wild Plum Road, off of Hwy 49 and east of Sierra City. 1450 Comment
  SEINET4564962  Bromus tectorum P. Lehenbauer 1937-6-8 56 Sierra 25 miles west of Reno, Nevada, on Truckee River at Iceland, south side of river, near falls 1676 Comment
  UCD60040  Bromus tectorum var. glabratus Beecher Crampton 1954-5-10 1854 Sierra State Hwy. 49, along North Yuba River, 1 mile east of Downieville. Comment
  CHSC63186  Bulbostylis capillaris Lowell Ahart 1994-7-1 7438 Sierra South of the larger pond, steep rocky slope on the N side of Henness Pass Road, at Keystone Gap, E of Keystone Mountain, about 1 1/2 mi NE of Middlewaters, about 11 mi (air) NE of Alleghany. 1889 Comment
  SEINET11675872  Calamagrostis canadensis var. langsdorffii J. G. Lemmon 1874-1 221 Sierra Sierra Co., &c. Comment
  CAS-BOT-BC184999  Calamagrostis stricta subsp. inexpansa L. P. Janeway 1984-8-25 1069 Sierra Lakes Basin. At Snag Lake. 2026 Comment
  CAS-BOT-BC438334  Calandrinia ciliata Javier Penalosa 1962-6-20 2518 B Sierra Little Truckee R. at Hwy. 89 1905 Comment
  CAS-BOT-BC438333  Calandrinia ciliata L. S. Smith 1926-5-12 1810 Sierra Tahoe National Forest. Mt. House, Road to Goodyear [Goodyears] Bar 1371 Comment
  CHSC78316  Calliscirpus brachythrix Lowell Ahart 2000-7-13 8591 Sierra On a upper west branch of Black Jack Ravine, on the west side of Forest Highway 98, Harris Meadow, about 7 miles (air) northeast of Alleghany. 1615 Comment
  JEPS124787 Image available Callitriche bolanderi Peter Schultz 1967-7-8 58 Sierra 3 miles north of Sattley on Sattley -Beckwourth Road. Comment
  POM181588  Callitriche heterophylla var. bolanderi Anonymous 1929-08 s.n. Sierra Sierra Valley. [county not specified] Comment
Read comments
Jun 13 2012
  UCD123502  Callitriche heterophylla var. heterophylla P. B. Schultz 1967-7-8 58 Sierra 3 miles north of Sattley on Sattley-Beckwourth Road. 1493 Comment
  SJSU8209  Callitriche palustris W. Savage 1968-7-31 560 Sierra Dargie Ranch, 0.5 mi E of Calpine Rd, Sierra Valley 1493 Comment
  CHSC97710  Calocedrus decurrens Lowell Ahart 2007-10-25 14505 Sierra About 10 yards east of Port Wine Ridge Road and the remains of two old buildings, about 1 1/2 miles north of Scales, about 5 miles (air) south of La Porte. 1432 Comment
  RSA726564  Calocedrus decurrens L. Ahart 2007-10-25 14505 Sierra About 1.5 miles north of Scales, about 5 miles (air) south of La Porte. [coordinates are from the label and maps closer to Butte but is on the border of Butte and Sierra County] 1433 Comment
  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
  CHSC94230  Calochortus leichtlinii Lowell Ahart 2006-6-21 12834 Sierra About 30 yards west of the road, about 2 1/2 miles (by road) west of Forest. 1397 Comment
  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
  SEINET8197327  Calochortus leichtlinii S. B. Doten 1901-7-5 88 Sierra Webber Lake Comment
  CAS-BOT-BC181497  Caltha leptosepala R. K. Wellman 1981-5-16 032 Sierra Yuba Pass, Highway 49 2042 Comment
  JEPS95050  Calycadenia truncata Vernon Oswald and Lowell Ahart 1997-8-19 8819 Sierra 1.3 mi s of Goodyears Bar (Mountain House Road (County Road 300)); Mountain House Road 899 Comment
  UC160254  Calycadenia truncata Miss Eva Kennedy 1909-1-1 38 Sierra Downieville Comment
  HSC17638  Calyptridium monospermum R. Spellenberg 1964-6-14 387 Sierra 7 mi. W of Sierraville on Hwy. 49 Comment
  SEINET5336313  Calyptridium paniculatum P. B. Kennedy, Samuel Bradford Doten 1901-7-23 226 Sierra Lincoln Valley. Comment
  CHSC109876  Calyptridium umbellatum L. P. Janeway; B. Castro 2012-6-16 10877 Sierra Northern High Sierra Nevada. Plumas National Forest; top of Mt. Ararat, 6.5 km southeast of Bucks Lake. 1885 Comment
  CHSC46722  Calyptridium umbellatum Lowell Ahart 1977-7-15 1472 Sierra Growing on moist soil near a small stream, on the north side of Mount Fillmore, about 12 miles north-east of La Porte. 1828 Comment
  UC54459  Calyptridium umbellatum H. M. Hall and E. B. Babcock July, 1903 4511 Sierra Gold Lake; Sierra Nevada Mountains, Gold Lake 1950 Comment
  SEINET183559  Calyptridium umbellatum L. Constance 1938-6-8 2297 Sierra Jct of N & S Forks of N Fork of the Yuba River Sierra City 1372 Comment
  RSA515688  Calystegia malacophylla B. Pitzer, S. Morgan, H. Soldan 1988-5-28 977 Sierra Ramshorn Campground, on Hwy. 49, ca. 15 mi. NE of Camptonville and ca. 5 mi. W of Downieville. 823 Comment
  UCD40246  Calystegia malacophylla Rodney Gale Myatt 1972-6-1 1587 Sierra Wild Plum Road, off of Hwy 49 and east of Sierra City. 1450 Comment
  JEPS87605  Calystegia malacophylla subsp. malacophylla Lowell Ahart 1994-7-1 7442 Sierra about 11 mi (air) ne Alleghany (about 1 1/2 mi ne of Middlewaters, e of Keystone Mountain, at Keystone Gap, steep rocky slope on n side Henness Pass Road, n side lgr pond); e of Keystone Mountain, Keystone Gap, ne of Middlewaters 1889 Comment
  UCR54300  Calystegia malacophylla subsp. malacophylla B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-28 0977 Sierra Sierra Nevada Mtns., Ramshorn Campground, on Hwy 49, c. 15 mi. NE of Camptonville and c. 5 mi west of Downieville. Comment
  SJSU11992  Calystegia malacophylla subsp. malacophylla N. A. Hopkins 1975-6-16 670 Sierra by trail above Pauley Cr between 2nd & 3d Divides 1158 Comment
  RSA719204  Calystegia occidentalis subsp. occidentalis L. Ahart 2006-6-21 12796 Sierra On the west side of the foote Road, about 4 miles (by road) southwest of alleghany. 849 Comment
  SJSU4154  Camassia leichtlinii subsp. suksdorfii C. W. Sharsmith & Wayne Savage 1967-5-20 7526 Sierra by Sierraville-Loyalton Rd c. 5 mi N of Sierraville, Sierra Valley 1463 Comment
  CDA8367  Camassia quamash Tim Gibson 2008-6-3 PDR# 1409473 Sierra Sierraville 0 Comment
  CDA8375  Camassia quamash Tim Gibson 2008-6-3 PDR# 1409474 Sierra Sierraville 0 Comment
  CAS-BOT-BC497573  Camassia quamash subsp. breviflora Frank W. Gould 1938-6-25 438 Sierra Calpine, 3 miles north of Sattley 1493 Comment
  CAS-BOT-BC497574  Camassia quamash subsp. breviflora N. Harnach; W. Harnach 1990-6-30 434 Sierra Sattley, Sierra Valley 2042 Comment
  CAS-BOT-BC497580  Camassia quamash subsp. breviflora L. S. Smith 1925-5-21 1583 Sierra Tahoe, Meadow east of Sierraville 1676 Comment
  SEINET8472129  Camassia quamash subsp. breviflora P. B. Kennedy, S. B. Doten 1901-7-11 149 Sierra Near Webber Lake. Comment
  UCD21008  Camassia quamash subsp. breviflora E. Bortiri 2002-7-3 WFC 56 Sierra South shore of Webber Lake (Lacey Valley), Sierra Co. Comment
  SJSU12114  Camissonia contorta N. A. Hopkins 1983-6-15 1140 Sierra Upper Long Valley W of Bordertown 1584 Comment
  SEINET5344119  Camissonia pusilla W. Harnach, N. Harnach 1990-5-11 288 Sierra Sierra Valley. Plumas-Sierra county line on hwy 49, north of Loyalton 1524 Comment
  HSC60618  Camissonia tanacetifolia Carl Wishner 1978-6-30 523 Sierra 5 mi. N of Calpine off Hwy. 89 Comment
  CAS-BOT-BC160849  Camissonia tanacetifolia subsp. quadriperforata Alice Eastwood 1918-6-29 7844 Sierra 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
  CAS-BOT-BC160857  Camissonia tanacetifolia subsp. tanacetifolia Catherine Best 1984-6-19 1010 Sierra On Hwy A23, about .5 miles from the Plumas Co. line. Sierra Valley Comment
  SEINET10939011  Campanula prenanthoides John G. Lemmon 1874-1 Lemmon s.n. Sierra Comment
  CAS-BOT-BC37047  Capsella bursa-pastoris Ted Knowles 1961-5-9 6 Sierra 0.5 mile north of Sierraville, on Highway. 1463 Comment
  CAS-BOT-BC37310  Cardamine breweri W. Harnach; N. Harnach 1989-5-13 083 Sierra Sierra Valley. Martinetti Ranch (Elvers). 1517 Comment
  CAS-BOT-BC282953  Carduus nutans T. C. Fuller 1965-8-27 14043 Sierra Headwaters of Purdy Creek, Long Valley, 2 miles S of Bordertown Comment
  CAS-BOT-BC282954  Carduus nutans Margaret Williams; Arnold Tiehm 1974-8-17 74 -S-53 Sierra Verdi Ridge Road, Verdi Range 2133 Comment
  CHSC92087  Carex Lowell Ahart 2005-8-12 12330 Sierra Bog, west of the forest, near the west boundary of Section 24, northwest part of French Meadow, about 3 miles northwest of Webber Lake. 2030 Comment
  RSA364536  Carex Robert Gustafson 1985-6-12 3157 Sierra Lincoln Creek campground off highway 49, Yuba Pass Summit area. 1982 Comment
  RSA364537  Carex Robert Gustafson 1985-6-12 3158 Sierra Lincoln Creek campground off highway 49, Yuba Pass Summit area. 1982 Comment
  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
  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
  CHSC69917  Carex angustata L. P. Janeway; Eric Schroder 1997-8-14 5343 Sierra Church Meadows; about 1.5 mi east of Gold Lake. 2072 Comment
  JEPS117602  Carex angustata Lowell Ahart 2010-9-15 17179 Sierra In shallow water, in stream and east of the second pond, about 100 yards north of the cabin, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak 2134 Comment
  JEPS63760  Carex athrostachya W. L. Jepson 1918-8-18 8039 Sierra Sierra Valley 1524 Comment
  UC1256279  Carex athrostachya R. K. Gierisch 1959-6-25 3481 Sierra Saddle Mdw. Tahoe Forest, Saddle Mdw. 1950 Comment
  CHSC37202  Carex bolanderi L. Ahart 1982-7-28 3728 Sierra Near a small spring and near the dirt rd n of the Pacific Mine, ca. 5 mi e of LaPorte. 1700 Comment
  CAS-BOT-BC19408  Carex bolanderi A. H. Frederick 1920-6-27 s.n. Sierra Downieville. Slug Canyon. Comment
  UCD140155  Carex bolanderi A. H. Fredrick 1925-6-27 s.n. Sierra Downieville. Comment
  CHSC109867  Carex brainerdii L. P. Janeway; B. Castro 2012-6-16 10882 Sierra Northern High Sierra Nevada. Tip of a short southeastern spur of Gibsonville Ridge, 1.1 km north-northwest of Gibsonville. 1885 Comment
  JEPS117662  Carex canescens Lowell Ahart 2010-8-3 17034 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
  JEPS96041  Carex capitata Vernon H. Oswald and Lowell Ahart 1996-8-19 8221 Sierra Yuba Pass-Weber Lake Rd (Forest Rt. 12) 1.5 mi s road to Haypress Valley; northern High Sierra Nevada 2194 Comment
  SEINET8988322 Image available Carex davyi Unknown 2009-1 24622 Sierra Above culvert, Forest Service Road 260, 1.05 road miles W of Route 89 on the signed (4 mi) road to Sagehen Campground. Sagehen Experimental forest, Truckee Ranger District, Tahoeational Forest. Sierra Nevada Highlands, nSNH. Comment
  SEINET10437249  Carex douglasii W. Harnach, N. Harnach 2000-5-22 897 Sierra Sierra Valley, 1.25 mile north of the intersection of A-23 and Calpine Rd. 1497 Comment
  CAS-BOT-BC20605  Carex douglasii Catherine Best 1980-6-12 s.n. Sierra Sierra Nevada. Sardine Lake. Comment
  JEPS117649  Carex echinata subsp. echinata Lowell Ahart 2010-8-3 17039 Sierra On the north side of the road to Granite Mountain, north part of Harris Meadow, about 7 miles (air) northeast of Alleghany 1793 Comment
  RSA78542  Carex exserta F. W. Peirson 1935-7-18 13598 Sierra Slate Creek. Comment
  SEINET10650295  Carex exserta Carl W. Sharsmith 1937-7-15 Sharsmith 2481 Sierra Mono County. Summith of Dana Plateau in unglaciated metamorphics, vicinity of Mount Dana, Sierra Nevada. Comment
  SEINET10652827  Carex festiva Stephen T. Olney Olney s.n. Sierra Sierra Meadow. Comment
  CAS-BOT-BC21232  Carex fracta Catherine Best 1982-7-12 759 Sierra The Sierra Nevada. Sardine Lake. 1828 Comment
  CHSC115740  Carex hassei Peter F. Zika 2013-6-28 26257 Sierra Sierra Buttes Road, 2.4 air km SW of Sierra Buttes peak, northern High Sierra Nevada. 1620 Comment
  JEPS118490  Carex heteroneura Lowell Ahart 2011-9-23 17695 Sierra About 100 yards north of Pass Creek, about 300 yards south of Hennas Pass Road, west of French Meadow, east of Forest Road 70, about 3 miles (air) northwest of Webber Lake 2016 Comment
  SEINET13359734  Carex heteroneura M. J. Williams 1967-8-14 s. n. Sierra [Sierra Nevada] Yuba Pass 2042 Comment
  CHSC41271  Carex heteroneura var. heteroneura J. D. Jokerst 1984-7-23 2112 Sierra Several miles east of Sierra City, ca. 200 feet north of Haypress Creek. 1767 Comment
  CHSC43571  Carex heteroneura var. heteroneura Lowell Ahart 1978-9-26 1809 Sierra Small meadow, on the north side of Mount Fillmore, about 12 miles north-east of La Porte. 2011 Comment
  UC733663  Carex integra L. S. Smith 1927-7-18 2106 Sierra Milton range section 16 Tahoe National Forest 2133 Comment
  CAS-BOT-BC35517  Carex jonesii R. K. Gierisch; D. H. Esplin 1969-6-25 3494 Sierra Anderson Meadow, Tahoe National Forest 1950 Comment
  CAS-BOT-BC35519  Carex jonesii Catherine Best 1981-6-17 s.n. Sierra Highway 89, 12 miles north of Truckee Comment
  CHSC105841  Carex jonesii Lowell Ahart 2010-8-3 17040 Sierra On the north side of the road to Granite Mountain, north part of Harris Meadow, about 7 miles (air) northeast of Alleghany. 1793 Comment
  UCSB16056  Carex jonesii Breedlove, Dennis 1962-6-13 Sierra Along State 89, 10. 7 miles north of Sierraville 1615 Comment
  JEPS103112  Carex laeviculmis L. P. Janeway, B. Castro 2001-7-1 7250 Sierra Northern High Sierra Nevada. From springs on lower northwest flank of Table Rock 0.8 km southwest of Howland Flat, along Road 21N08 1768 Comment
  CHSC47001  Carex lenticularis var. lipocarpa L. P. Janeway 1984-8-25 1084 Sierra Small lake just SW of Snag Lake. 2026 Comment
  CHSC52870  Carex lenticularis var. lipocarpa L. P. Janeway 1984-8-25 1071 Sierra At Snag Lake. 2026 Comment
  CHSC73449  Carex lenticularis var. lipocarpa B. Castro; H. Durio 1995-9-14 651 Sierra Mt. Fillmore Mdws: Mdw 3. Ca 0.6 air mi SW of the top of Mt. Fillmore, and ca 0.5 mi SE of jeep trail 10E11, which traverses the headwaters of Pearson Ravine. Series of 4 meadows on NW-facing midslope terrace of mtn, feeding Pearson Ravine via springs and cascades. In northernmost meadow. 2109 Comment
  CAS-BOT-BC28426  Carex lenticularis var. lipocarpa R. K. Gierisch; D. H. Esplin 1969-6-25 3486 Sierra Saddle Mdw. 1950 Comment
  CAS-BOT-BC28470  Carex lenticularis var. lipocarpa Lewis S. Rose 1934-7-9 34341 Sierra Meadow, Squaw Lake near Gold Lake. 2011 Comment
  CHSC48070  Carex leporinella L. P. Janeway 1984-9-1 1145 Sierra Saddle along the Sierra Nevada crest NW of Gold Lake. 2164 Comment
  CHSC78277  Carex luzulina Lowell Ahart 2000-7-13 8585 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
  RSA286324  Carex luzulina var. ablata Robert F. Thorne 1974-7-30 45052 Sierra Tahoe National Forest: Goose, Haven and Snag Lakes areas. 2057 Comment
  CHSC61887  Carex microptera Lowell Ahart 1993-9-10 7222 Sierra On the north side of Mount Fillmore, about 1 1/2 miles south of the dirt road from Gibsonville to Johnsville. 2255 Comment
  JEPS110367  Carex multicaulis Lowell Ahart 2006-6-21 12844 Sierra On the east side of the road, about 3 1/2 miles (by road) northwest of Forest 1421 Comment
  CAS-BOT-BC32047  Carex multicaulis Catherine Best 1984-6-20 s.n. Sierra Herringtons 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
  CAS-BOT-BC119881  Carex nebrascensis R. K. Gierisch; D. H. Esplin 1969-8-25 3582 Sierra Unspecified. 2072 Comment
  CAS-BOT-BC119885  Carex nebrascensis Gordon H. True 1966-7-21 3098 A Sierra Sierra Valley, ca 1 mi N of Sattley. 1493 Comment
  CAS-BOT-BC119886  Carex nebrascensis M. A. Berry 1957-6-28 s.n. Sierra Hwy 89 1524 Comment
  UC827114  Carex nebrascensis J. G. Lemmon Sept. 1875 25 Sierra Sierra Valley Comment
  CHSC105694  Carex nervina Lowell Ahart 2010-9-15 17180 Sierra East stream edge and east of the second pond, about 100 yards north of the cabin, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak. 2134 Comment
  JEPS117651  Carex nervina Lowell Ahart 2010-8-3 17030 Sierra On the west bank of Negro Creek, about 1/4 mile (air) southwest of the Burlington Mine, about 1 3/4 miles (air) southwest of the Burlington Mine, about 1 3/4 miles (air) northwest of Middlewaters, about 8 miles (air) northeast of Alleghany 1707 Comment
  CAS-BOT-BC119583  Carex nudata Vincent Jones 1920-5-25 s.n. Sierra Cedar Glen Comment
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Mar 18 2018
  CHSC77244  Carex pellita G. Schoolcraft 1996-6-26 2527 Sierra Long Valley Creek s. of Halleluja Junction. 1524 Comment
  SEINET13694030  Carex praegracilis A. A. Heller, P. B. Kennedy 1907-7-1 8668 Sierra Purdy Comment
  CHSC48069  Carex preslii L. P. Janeway 1984-9-15 1156 Sierra Northern side of Sierra Buttes; rocky N-facing slope up against rock wall, on ridge between Young American and Tamarack Lakes on Tamarack Lake side. 2194 Comment
  CAS-BOT-BC118722  Carex preslii Lewis Samuel Rose 1934-7-10 34343 Sierra Meadow, ridge W of Gold Lake. 2133 Comment
  CHSC53543  Carex rossii L. P. Janeway 1984-7-29 950 Sierra Ridgetop/saddle near Rd 28 (21N11) ca 3 1/2 mi from Gold Lake. 2225 Comment
  CAS-BOT-BC118207  Carex rossii Catherine Best 1980-6-12 s.n. Sierra Gold Lake 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
  CAS-BOT-BC117775  Carex specifica L. P. Janeway 1989-7-28 3533 Sierra Sierra City NE quad. Slopes between Haskell Pk and Hwy 89/Sulphur Cr. 2179 Comment
  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
  CHSC61929  Carex spectabilis Lowell Ahart 1993-9-24 7257 Sierra Along the west edge of the small stream on the north side of Mount Fillmore, below a large falls, about 1/2 mile south of the dirt road from Gibsonville to Johnsville. 2103 Comment
  CAS-BOT-BC117361  Carex stipata var. stipata Mrs. J. G. Lemmon 479 Sierra Sierra Valley Comment
  CHSC56889  Carex straminiformis L. P. Janeway; Garrett Gibson 1991-8-16 4139 Sierra Plumas National Forest. Northeast side of top of ridge between Mills Peak and Mohawk Gap; ca 1 1/4 mi southeast of Mills Peak. Lee side of ridge. 2237 Comment
  CAS-BOT-BC115863  Carex subfusca Gordon H. True 1971-9-7 7034 Sierra Stringer on slope W of large meadow in cold Stream Canyon ca 3.5 mi S of Perazzo meadows. 2377 Comment
  CAS-BOT-BC115874  Carex subfusca James D. Jokerst 1985-7-22 2528 Sierra Carman Creek, Calpine Quad 901 Comment
  CAS-BOT-BC115872  Carex subfusca Catherine Best 1980-6-12 s.n. Sierra Herrington's Sierra City. Comment
  SEINET13720766  Carex subfusca P. A. Lehenbauer 1937-6-8 117 Sierra [Sierra Nevada] 25 miles west of Reno, Nevada. On Truckee River at Iceland, south side of river by falls. 1676 Comment
  SEINET5094624 Image available Carex subfusca Unknown 1934-7-10 34343 Sierra Ridge W of Gold 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
  OBI49278  Carex utriculata Lewis S. Rose 1934-7-3 34325 Sierra Gold Lake 1951 Comment
  RSA252434  Carex utriculata Robert F. Thorne, C. W. Tilforth 1969-9-6 39188 Sierra Just E of Highway from Snag Lake (SE of Gold Lake). 1951 Comment
  RSA364688  Carex utriculata L. S. Rose 1934-7-3 34325 Sierra Meadow, Gold lake 1951 Comment
  CAS-BOT-BC115159  Carex vesicaria John Gill Lemmon 1875-9-1 s.n. Sierra Sierra Valley. Comment
  SEINET11977971  Cassiope mertensiana J. G. Lemmon 1874-1 141 Sierra Sierra Co. &c Comment
  CAS-BOT-BC248924  Castilleja W. Harnach; N. Harnach 1990-6-30 444 Sierra Sierra Valley. Yuba Pass 2042 Comment
  CAS-BOT-BC249015  Castilleja W. Harnach; N. Harnach 1989-4-22 035 Sierra Sierra Valley. Sattley transfer station (dump) 1496 Comment
  CAS-BOT-BC249349  Castilleja applegatei Lowell Ahart 1982-7-28 3706 Sierra About 1/8 mile north of the Pacific Mine, about 5 miles east of La Porte 1700 Comment
  UCR270632  Castilleja applegatei John F. Emmel 1998-6-7 1560 Sierra Northern Sierra Nevada Mountains, junction of Lemon Canyon Road and Dark Canyon Road, c. 3 miles east of Sierraville 1646 Comment
  SD102836  Castilleja applegatei Darley Howe 1978-7-16 Sierra Along highway 89 ca. 10 miles north of Truckee 1951 Comment
  HSC97047  Castilleja applegatei subsp. pinetorum L. Ahart 2006-6-28 12879 Sierra About 3/4 mi. E of Lake Delhunty, about 2 mi. NE of Gibsonville 1904 Comment
  JEPS30942  Castilleja applegatei subsp. pinetorum D. E. Breedlove 1962-6-13 3479 Sierra 10.7 mi n Sierraville (along State Highway 89) 1615 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
  RSA185371  Castilleja applegatei subsp. pinetorum Clare B. Hardham 1961-6-15 7390 -A Sierra Yuba Pass. Comment
  UC1012225  Castilleja applegatei subsp. pinetorum Francis W. Pennell Jun 12 1940-Jun 13 1940 25837 Sierra s of Sierraville (Route 89, along Gold Creek); Gold Creek 1615 Comment
  UC614504  Castilleja applegatei subsp. pinetorum L. Constance 1938-6-9 2299 Sierra Sierra City North Fork of the Yuba River (junction of North and South Forks of the North Fork of the Yuba River) 1371 Comment
  UCR257738  Castilleja applegatei subsp. pinetorum George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-7-22 19462 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-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
  CAS-BOT-BC243740  Castilleja applegatei var. pinetorum Rimo Bacigalupi; Lawrence R. Heckard 1951-8-9 3487 Sierra Along State Highway No. 89, between Sierraville and Truckee, 1 mile south of Cold Creek Public Camp 1783 Comment
  UC124139  Castilleja arachnoidea J. G. Lemmon 1874-1 Sierra Comment
  CAS-BOT-BC254087  Castilleja miniata Elmer I. Applegate 1921-9-7 3360 Sierra Gold Lake 1981 Comment
  CAS-BOT-BC254093  Castilleja miniata Mrs. H. C. Cantelow 1938-7-2 s.n. Sierra 2 miles east of Downieville Comment
  CHSC37297  Castilleja miniata M. S. Taylor 1982-7-19 4882 Sierra Between Hwy 89 and Little Truckee River, ca. 1/4 mi n of Little Truckee Campground ca. 12 mi sw of Sierraville. Comment
  JEPS15596  Castilleja miniata Rimo Bacigalupi with Richard Hauke and George Bacigalupi Jr. 1954-7-16 4731 Sierra e end Gold Lake; Plumas National Forest 1947 Comment
  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
  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
  JEPS9762  Castilleja miniata W. L. Jepson 1934-8-3 16828 Sierra Pioneer road station; North Fork Yuba River 1706 Comment
  SEINET14141858  Castilleja miniata W. Harnach, N. Harnach 1990-6-30 444 Sierra Yuba Pass. 2042 Comment
  CAS-BOT-BC254080  Castilleja miniata M. S. Taylor; R. Wessel 1932-8-20 5030 Sierra At Big Springs (Lavezolla fountain), on w side of Hwy 49, ca. 3 air mi ne of Sierra City. Flora of Sierra County Comment
  CAS-BOT-BC254094  Castilleja miniata Lewis S. Rose 1934-7-19 34388 Sierra Meadow, Gold Lake 1950 Comment
  RSA448753  Castilleja miniata Britton, Townsend 1939-8-24 135 Sierra North bank of Yuba River, 7 miles above Sierra City. Comment
  CAS-BOT-BC384648  Castilleja minor Andrew Townesmith; Karen M. Meyer 2007-7-16 812 Sierra Tahoe National Forest, Sierraville Ranger District. Along county road 450, 1.1 miles west of junction with county road 860 1916 Comment
  POM15343  Castilleja payneae H. M. Hall, E. B. Babcock 1903-07 4512 Sierra Gold Lake. 1951 Comment
  CAS-BOT-BC241048  Castilleja pilosa John Thomas Howell 1969-9-13 46132 Sierra Near the southwest end of Webber Lake 2072 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
  JEPS50663  Castilleja pilosa Herbert L. Mason 1958-7-13 Sierra about 0.5 mi w Calif. Hwy. 89 (and about 2.5 mi n of Sierra-Nevada County line) 1950 Comment
  RSA516569  Castilleja pilosa R. C. Bacigalupi, H. L. Mason, J. R. Sweeney 1953-7-7 4266 Sierra Near Calpine, Sierra Valley. 1494 Comment
  SJSU14006  Castilleja pilosa N. A. Hopkins 1988-5-31 1410 Sierra between Beckwourth & Sattley, Sierra Valley 1493 Comment
  SEINET10829357  Castilleja pilosa Rimo Bacigalupi 1953-7-7 Bacigalupi 4266 Sierra Under Jeffrey pines near Calpine, Sierra Valley. 1494 Comment
  JEPS31021  Castilleja pruinosa Frank H. Gleason 1963-6-21 17 Sierra 2.9 mi e Downieville (on dirt road 0.5 mi from Route 49, about 100 ft higher than Route 49, drainage of North Yuba River); North Yuba River 1066 Comment
  JEPS77525  Castilleja tenuis L. R. Heckard with T. I. Chuang and R. C. Bacigalupi 1978-7-20 4896 Sierra about 3 air mi ne Calpine (along road s of Beckwourth); Sierra Valley 1463 Comment
  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
  UCD84113  Castilleja tenuis Ayzik Solomeshch 2009-6-7 s. n. Sierra Sierra Valley, Bradley Ranch, along Calpine Rd, ca. 100 m N from the road. 1495 Comment
  UCR242996  Castilleja tenuis Ayzik Solomeshch 2009-6-8 s.n. Sierra Sierra Valley, Roen Ranch, along Westside Road, c. 2 km north of intersection of Westside Road and Calpine Rd., [then] c. 1 km east of Westside Road 1493 Comment
  CAS-BOT-BC48641  Ceanothus cordulatus Elmer I. Applegate 1921-9-7 3388 Sierra Gold Lake 1981 Comment
  CHSC53304  Ceanothus cordulatus L. P. Janeway 1984-7-29 942 Sierra Ridgetop/saddle near USFS Rd 28 (21N11) ca 3 1/2 mi from Gold Lake. 2225 Comment
  RSA758805  Ceanothus cordulatus D. H. Wilken, E. L. Painter 2007-6-15 16744 Sierra USFS Road east of Gold Lake Highway, 0.9 linear km east-northeast of outlet of lower Sardine Lake, southeast of Lusk Meadows. 1925 Comment
  SBBG120360  Ceanothus cordulatus D. Wilken with E. Painter 2007-6-15 16744 Sierra USFS Rd, E of Gold Lake Hwy, ca. 0.9 linear km ENE of outlet of lower Sardine Lake, SE of Lusk Meadows 1925 Comment
  SBBG33970  Ceanothus cordulatus L. S. Rose 1969-6-25 69056 Sierra 3 mi N of Bassetts Comment
  SEINET5339250  Ceanothus cordulatus S. B. Doten 1901-7-12 163 Sierra [Sierra Nevada] Near Webber Lake Comment
  JEPS78151  Ceanothus integerrimus Gary W. Zamzow 1972-6-27 32 Sierra down Sardine Lake Road at Sand Pond 2 mi from Highway 49 (100 m nw of bath house); down Sardine Lake road at Sand Pond 1828 Comment
  UC1070765  Ceanothus integerrimus A. Lewis 1934-7-7 504 Sierra 1.5 mi sw Port Wine; Downieville quad., Plumas National Forest 1524 Comment
  SEINET12211099  Ceanothus integerrimus F. H. Utech 1986-1 86 -072 Sierra Tahoe National Forest, ca 1 mi E on CA 49 from Downieville, along North Yuba River 1350 Comment
  RSA25621  Ceanothus integerrimus var. californicus J. T. Howell 1969-6-25 45856 Sierra Yellow pine forest, N Fork of Yuba River, 5 miles E of Indian Valley. 762 Comment
  CAS-BOT-BC51986  Ceanothus prostratus R. K. Gierisch; D. H. Esplin 1969-6-27 3504 Sierra Tahoe 1981 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-BC53076  Ceanothus prostratus Lowell Ahart 1969-5-27 984 Sierra Sierra Nevada - Banks near Webber Lake 2133 Comment
  CAS-BOT-BC53077  Ceanothus prostratus W. Harnach; N. Harnach 1989-4-23 043 Sierra Sierra Valley - east slope Sattley Hill 1520 Comment
  SEINET11201793  Ceanothus prostratus W. Harnach, N. Harnach 1989-4-23 43 Sierra Sierra Valley, East slope of Sattley Hill 1521 Comment
  UC1281209  Ceanothus prostratus H. E. McMinn 1941-8-27 5389 Sierra nine mi s Sierraville (along stream); s of Sierraville Comment
  UCD112645  Ceanothus prostratus Beecher Crampton 1954-5-10 1856 Sierra Sierra County, east slope Yuba Pass, 3 miles west of Sattley, along highway 49. Comment
  SEINET11201672  Ceanothus prostratus K. E. Bradshaw 1942-5-20 KB 409 Sierra 3 miles Southwest of Purdy. Old Trosi Ranch 1737 Comment
  SEINET11201677  Ceanothus prostratus A. Bruner 1962-5-9 s.n. Sierra Southwest Dog Valley 1829 Comment
  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
  UC338820  Centaurium muehlenbergii Lemmon 1928-8-5 699 Sierra W. C. L.'s Ranch Sierra Valley (Sierra Valley) Comment
  SEINET8796984  Cerastium fontanum subsp. vulgare W. Harnach, N. Harnach 1991-7-4 608 Sierra 0.5 miles S of Sattley, Martinetti Ranch. 1512 Comment
  SEINET11860839  Chaenactis douglasii J. G. Lemmon 1874-1 s.n. Sierra Sierra Co. &c Comment
  SEINET11860840  Chaenactis douglasii J. G. Lemmon 1874-1 119 Sierra Sierra Co. &c Comment
  CAS-BOT-BC276684  Chaenactis douglasii var. douglasii H. Albert Barker 1926-7-8 77 Sierra Gold Lake RIdge 2072 Comment
  CAS-BOT-BC276750  Chaenactis douglasii var. douglasii Lowell Ahart 1986-7-1 5333 Sierra About 0.5 mile E of Lake Delahunty, about 8 miles NE of La Porte 1828 Comment
  RSA121189  Chaenactis douglasii var. douglasii G. T. Nordstrom 1936-7-9 929 Sierra Two miles north west of Dog Valley 1982 Comment
  UCD19700  Chaenactis nevadensis Donald W. Kyhos 1967-9-2 67 -89 Sierra On road to Meadow Lake. 3.8 miles south of Webber Lake. Comment
  RSA232651  Chamaebatia foliolosa Larry E. DeBuhr, Gary D. Wallace 1972-5-21 579 Sierra Tahoe National Forest; 4 miles west of Sierra City on Hwy. 49. Comment
  UCR565  Chamaebatia foliolosa Frank C. Vasek 1955-6-26 268 Sierra Northern Sierra Nevadas, Tahoe National Forest, north of Yuba River, Hwy 49, 1 mi east of Sierra City 1372 Comment
  UCD18571  Chamerion angustifolium Roman Gankin 1951-7-17 49 Sierra State Hwy. 49 at Pioneer Camp, found near roadside. 1798 Comment
  CAS-BOT-BC68226  Cheilanthes gracillima Clare B. Hardham 1961-6-15 7410 Sierra South side of Yuba Pass 1828 Comment
  CHSC46026  Cheilanthes gracillima Lowell Ahart 1970-5-7 50 Sierra Near Rock Creek, about 50 yards south of the dirt road, south of Scales. 1371 Comment
  CHSC52489  Cheilanthes gracillima L. P. Janeway 1984-8-18 1031 Sierra Ridge south of the mdws near the second switchback down from Packers Saddle. 2042 Comment
  UC1063747  Cheilanthes gracillima H. S. Yates 1935-6-29 5288 Sierra 1 mi n Gold Lake; Plumas Nat'l Forest, Downieville Quadrangle Comment
  UC123089  Cheilanthes gracillima J. G. Lemmon 1873-1 Sierra near Sierraville Comment
  UCSC003241  Cheilanthes gracillima Unknown 1981-8-29 283 Sierra In rock crevice on Rattlesnake Peak. 2195 Comment
  CAS-BOT-BC68227  Cheilanthes gracillima Clare B. Hardham 1961-6-15 7410 Sierra Sierra Nevada Mountains - South side of Yuba Pass 1828 Comment
  CAS-BOT-BC68230  Cheilanthes gracillima Lemmon 1880-8-1 s.n. Sierra Webber Lake 2438 Comment
  SJSU12070  Cheilanthes gracillima N. A. Hopkins 1970-6-11 329 Sierra by stream outlet into Dugans Pond 1981 Comment
  CAS-BOT-BC426355  Chenopodium nitens Alice Eastwood 1918-6-29 7810 Sierra Loyalton Comment
  JEPS58869  Chimaphila umbellata W. L. Jepson 1934-8-3 16830 Sierra Pioneer Rd. Station 2 mi. e. Bassett Station ( N. Fork Yuba River) 1706 Comment
Read comments
Dec 26 2016
  UC124847  Chimaphila umbellata J. G. Lemmon 1875-1 184 Sierra Comment
  JEPS50842  Chlorogalum pomeridianum var. pomeridianum Wayne Roderick 1965-7-4 Sierra near Downieville (North Fork Yuba River); North Fork Yuba River 914 Comment
  UC1135254  Chrysolepis sempervirens A. Lewis 1934-7-5 498 Sierra 2.2 mi ne Poverty Hill; Plumas National Forest, Downieville Quad. 1584 Comment
  SEINET11268080  Chrysopsis breweri Carl B. Wolf 1937-8-6 9064 Sierra Northern Sierra Nevada, 1/2 mile ne of Gold Lake.; 0 1920 Comment
  CAS-BOT-BC279820  Chrysothamnus W. R. Dudley 1894-9-2 s.n. Sierra Near Cory's Station, road Truckee to Webber Lake Comment
  SEINET13384113 Image available Chrysothamnus nauseosus subsp. albicaulis George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-1 19471 Sierra Northern Sierra Nevada Mountains: Little Truckee River valley along Hwy CA-89, 3.5 road miles north of the Nevada County line, 9.6 air miles SE (136 deg. ) of Sierraville 1878 Comment
  CDA10778  Chrysothamnus nauseosus subsp. consimilis M. R. Pryor 1954-10-28 Sierra Loyalton. 0 Comment
  POM148089  Chrysothamnus nauseosus subsp. consimilis George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  RSA748575  Chrysothamnus parryi subsp. nevadensis K. M. Meyer, A. Townesmith 2007-7-15 117 Sierra Tahoe National Forest. 4 mi. N on Hwy 270, off I-80 W. 1749 Comment
  SEINET11860629  Chrysothamnus viscidiflorus J. G. Lemmon 1874-1 144 Sierra Sierra Co. &c Comment
  CAS-BOT-BC100848  Chrysothamnus viscidiflorus subsp. viscidiflorus F. A. MacF. 1934-7-18 12595 Sierra Truckee River, Highway from Truckee to Reno Comment
  UC1119150  Chrysothamnus viscidiflorus subsp. viscidiflorus C. G. Albertus 1935-9-11 291 Sierra 2.3 mi ne Loyalton; Sierraville Quad. 1508 Comment
  SEINET12117830  Cicuta douglasii J. G. Lemmon 1874-1 s.n. Sierra Sierra Co. &c Comment
  CAS-BOT-BC285266  Cirsium andersonii John Thomas Howell 1951-8-21 28272 Sierra Yuba Pass 2042 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-BC280093  Cirsium occidentale var. californicum Mrs. E. C. Sutliffe 1920-6-1 s.n. Sierra Unspecified 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
  CHSC66989  Cirsium occidentale var. candidissimum James D. Jokerst 1990-7-27 3203 Sierra Comment
  JEPS78141  Cirsium occidentale var. candidissimum Gary W. Zamzow 1972-7-28 115 Sierra 5 mi s Sierraville (beside Hwy 89) 1828 Comment
  CAS-BOT-BC285550  Cirsium occidentale var. candidissimum Roxana S. Ferris 1926-9-6 6805 Sierra 7 miles above Markleeville on Ebbets [Ebbetts] Pass road Comment
  POM129314  Cirsium occidentale var. candidissimum Roxana S. Ferris 1926-9-6 6805 Sierra 7 miles above Markleeville on Ebbets Pass Road Comment
  CAS-BOT-BC438972  Cistanthe monosperma Belle R. Jackson 1932-6-1 s.n. Sierra Yuba Pass Comment
  CAS-BOT-BC438974  Cistanthe monosperma Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Salmon Lake Comment
  CAS-BOT-BC228948  Cistanthe umbellata Roxana S. Ferris 1926-9-7 6845 Sierra Summit of Ebbetts Pass Comment
  UCD40303  Clarkia biloba Rodney Gale Myatt 1971-7-3 803 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-BC163182  Clarkia lassenensis W. Harnach; N. Harnach 1990-6-10 358 Sierra Sierra Valley. Balderson Ranch (Antelope Valley) 1645 Comment
  CAS-BOT-BC164965  Clarkia rhomboidea W. Harnach; N. Harnach 1990-6-10 357 Sierra Sierra Valley. Balderson Ranch (Antelope Valley) 1645 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
  SEINET4145685  Clarkia rhomboidea W. Harnach, N. Harnach 1990-6-10 357 Sierra Sierra Valley, Balderson Ranch (Antelope Valley) 1646 Comment
  UCR249643  Clarkia rhomboidea George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20779 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
  RSA41876  Clarkia rhomboidea H. C. Cantelow 1938-7-2 2364 Sierra 2 miles east of Dardanelles 976 Comment
  RSA0080495  Claytonia lanceolata Rimo C. Bacigalupi 1927-7-3 1601 Sierra Pine woods near Yuba Pass 1951 Comment
  UCR249144  Claytonia perfoliata subsp. perfoliata George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20762 Sierra Northern Sierra Nevada Mountains Foothills, Along CA-49, 1.2 miles north of the Yuba County line 901 Comment
  CHSC10806  Claytonia rubra subsp. rubra Lowell Ahart 1969-5-18 Sierra Scales, 10 miles S. E. of La Porte. 1219 Comment
  SEINET13396093  Collinsia parviflora S. B. Doten 1901-7-2 74 c Sierra NE [of] Webber Lake. Comment
  SEINET13396132  Collinsia parviflora H. Hamlin 1904-1 s.n. Sierra Sierra Valley. Comment
  SEINET5320887  Collinsia parviflora Unknown 1998-5-17 26 Sierra Antelope Valley; 2 miles down dirt road off Highway 149 1570 Comment
  SJSU13912  Collinsia parviflora N. A. Hopkins 1987-5-30 1387 Sierra 1 mi SW of Calpine 1524 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
  UCR206984  Collomia heterophylla George K. Helmkamp, E. A. Helmkamp 2009-5-28 14839 Sierra Northern Sierra Nevada Foothills, along CA-49, 1.6 miles north of the Yuba County line 902 Comment
  CHSC57318  Collomia tinctoria L. P. Janeway 1984-8-11 990 Sierra Ridge backbone above and west of Tamarack Lakes. Near top on east side of ridge. 2225 Comment
  SDSU16149  Collomia tinctoria D. F. Howe 1964-7-28 3889 Sierra 8.5 miles south of Gold Lake Lodge, Tahoe National Forest. 1829 Comment
  CAS-BOT-BC143409  Comarum palustre W. Harnach; N. Harnach 1989-6-24 176 Sierra Sierra Valley. Martinetti Ranch (Elvers) 1517 Comment
  JEPS121059 Image available Convolvulus arvensis Joe Ammirati 1964-6-25 111 Sierra 3 mi. W. of Downieville on Hw 49. Comment
  JEPS121062 Image available Convolvulus arvensis Dixie Funnell 1965-6-29 40 Sierra 1/2 mile from Goodyear's Bar on highway 49 going towards Downieville. Comment
  JEPS121065 Image available Convolvulus arvensis N. L. Rechen 1964-6-22 63 Sierra Hi 49 3 miles east of Downieville. Comment
  JEPS124899 Image available Convolvulus malacophyllus S. Whipple 1967-6-30 025 Sierra Intersection of road to Goodyear's Bar and Hwy. 49. Steep bank of North Fork at Yuba River. Comment
  SEINET6166169  Corallorhiza maculata W. Harnach, N. Harnach 1990-6-30 436 Sierra Sierra Valley, Yuba Pass 2042 Comment
  JEPS64340  Corallorhiza maculata Alma Ames July, 1913 13 Sierra Peters Well Sierraville 1828 Comment
  RSA8040  Corallorhiza maculata H. A. Barker 1927-7-17 811 Sierra Snake Lake 2012 Comment
  SEINET6166290  Corallorhiza maculata P. B. Kennedy, S. B. Doten 1901-7-18 170 Sierra Near Webber Lake Comment
  SEINET6166297  Corallorhiza maculata S. B. Doten 1901-7-2 s.n. Sierra North east of Webber Lake Comment
  SJSU12242  Cordylanthus tenuis N. A. Hopkins 1982-7-31 1109 Sierra c. 1 mi SW of Calpine 1524 Comment
  CHSC69193  Cordylanthus tenuis subsp. tenuis Vernon Oswald; Lowell Ahart 1997-8-19 8821 Sierra Mountain House Rd. (County Rd. 300) 1.3 mi south of Goodyears Bar. 899 Comment
  JEPS50128  Cornus sericea subsp. sericea W. L. Jepson 1934-8-3 16814 Sierra Pioneer road sta. 2 mi. e. of Bassett Sta. (N. Fork Yuba R.); N. Fork Yuba R. 1706 Comment
  JEPS125679  Corydalis caseana William Harnach 2008-7-11 1343 Sierra 1 mile East of Bassetts Station at SFSU Sierra Nevada Field Campus. Comment
  RSA433126  Corydalis caseana Robert Gustafson 1985-6-13 3165 Sierra SFSU Sierra Nevada Field Station, ca. 6 miles below Yuba Pass summit on Highway 49. 1921 Comment
  CAS-BOT-BC290473  Crepis acuminata Gordon H. True 1967-7-31 3675 Sierra Verdi Peak Road ca. 1.5 miles below summit 2438 Comment
  CHSC67865  Crepis acuminata James D. Jokerst 1986-6-19 2648 Sierra Turner property, S end of Sierra Valley, E and adjacent to Hwy. 49 ca. 1 mi NW of junction with Hwy. 89. Knoll 5442. 1658 Comment
  CAS-BOT-BC290472  Crepis acuminata Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Unspecified Comment
  UC346526  Crepis acuminata E. B. Babcock 1928-6-12 123 Sierra Newman Point Sierra Valley (along road to Loyalton) 1767 Comment
  UC346507  Crepis bakeri E. B. Babcock 1928-6-13 141 Sierra along Lemmon Canyon rd 100 yd n forest bound. (s slope of mt.); Tahoe Nat. For., Sardine Pk. Comment
  POM230955  Crepis bakeri G. Ledyard Stebbins, J. A. Jenkins 1937-5-23 2162 Sierra Along stream, headwaters of Dark Canyon 1921 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
  UC346510  Crepis intermedia E. B. Babcock 1928-6-13 139 Sierra s slope of pk. 100 yd n forest boundary; Tahoe Nat. For., Sardine Pk. Comment
  UC581210  Crepis intermedia E. B. Babcock and G. L. Stebbins Jr. 1936-6-5 1730 Sierra se edge of valley near Bear Valley Creek (2 mi s of Loyalton); Sierra Valley 1600 Comment
  UC581212  Crepis intermedia E. B. Babcock and G. L. Stebbins Jr. 1936-6-5 1711 Sierra 2 mi w Loyalton (on road to Sierraville, se edge of Valley); Sierra Valley 1600 Comment
  CAS-BOT-BC291568  Crepis intermedia G. L. Stebbins, Jr.; E. B. Babcock 1936-6-5 1728 Sierra Along Smithneck Creek about 2 miles south of Loyalton 1524 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
  UC346546  Crepis intermedia E. B. Babcock and M. Navashin 1928-6-22 170 Sierra Newman Pt. Sierra Valley (near rd. from Sierraville to Loyalton) 1767 Comment
  UC313838  Crepis modocensis L. S. Smith 1927-5-30 Sierra e Sierraville (w and sw slopes); Sierra Valley Comment
  CAS-BOT-BC291598  Crepis modocensis subsp. subacaulis Betty J. Jorgensen 1944-6-22 469 Sierra Little Truckee River 10 miles north of Hobart Mills Comment
  UC581253  Crepis modocensis subsp. subacaulis E. B. Babcock and G. L. Stebbins Jr. 1936-6-3 1641 Sierra 1/2 mi ne Sattley (se-facing hillside); Church ranch Comment
  CHSC73746  Crepis occidentalis B. Castro; M. A. Griggs 1997-7-10 762 Sierra Bunker Hill Ridge, on ridge crest E of Duck Soup Pond, along Pacific Crest Trail. 2118 Comment
  SEINET7838808 Image available Crepis occidentalis W. Harnach, N. Harnach 2002-5-29 1070 Sierra Sierra Valley, Newman Point (Rice on the maps), approx 5 miles NE of Sierraville, CA on Hwy 49. 1532 Comment
  SJSU12002  Crepis occidentalis N. A. Hopkins 1976-6-22 836 Sierra 2 mi N of Sattley, Sierra Valley 1493 Comment
  UC581266  Crepis occidentalis E. B. Babcock and G. L. Stebbins Jr. 1936-6-3 1648 Sierra ne-facing hillside 1 mi ne Sattley Comment
  CAS-BOT-BC290790  Crepis occidentalis subsp. occidentalis Alice Eastwood 1918-6-29 7848 Sierra Loyalton Comment
  UC581303  Crepis occidentalis subsp. occidentalis E. B. Babcock and G. L. Stebbins Jr. 1936-6-5 1726 Sierra se edge of valley near junction of Smithneck and Bear Valley Creek (2 mi s of Loyalton); Sierra Valley 1600 Comment
  UC581321  Crepis occidentalis subsp. occidentalis E. B. Babcock and G. L. Stebbins Jr. 1936-6-3 1687 Sierra on road to Loyalton about 3 1/2 mi ne Sierraville (se edge of valley); Sierra Valley, Newman Point 1600 Comment
  UC581279  Crepis occidentalis subsp. pumila E. B. Babcock and G. L. Stebbins Jr. 1936-6-5 1727 Sierra se edge of valley near junction of Smithneck and Bear Valley Creek (2 mi s of Loyalton); Sierra Valley 1600 Comment
  CHSC73747  Crepis pleurocarpa B. Castro; M. A. Griggs, Plumas NF botanists 1997-7-10 765 Sierra Bunker Hill Ridge, on highest ridge crest SE of Duck Soup Pond, along Pacific Crest Trail. 2136 Comment
  JEPS108804  Crepis pleurocarpa Lowell Ahart 2006-6-28 12881 Sierra On the south slope and near the top of the serpentine area, about 3/4 mile (air) east of Lake Delahunty, about 2 miles (air) northeast of Gibsonville 1903 Comment
  CAS-BOT-BC290905  Crepis runcinata subsp. andersonii A. A. Heller; P. B. Kennedy 1907-7-1 8666 Sierra Purdy 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
  JEPS117449  Cryptantha affinis Lowell Ahart 2010-9-15 17157 Sierra About 20 yards northwest of the cabin, about 50 yards southwest of the middle pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak 2134 Comment
  UCR55647  Cryptantha hendersonii B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-27 0874 Sierra Sierra Nevada Mtns, above Ramshorn Campground on Hwy 49, c. 15 miles NE of Comptonville and c. 5 mi. west of Downieville 823 Comment
  JEPS125743  Cryptantha intermedia William Harnach 2013-4-6 1305 Sierra 1.6 miles West of Goodyears Bar on Highway 49 and North of the Ramshorn campground. Comment
  SJSU11375  Cryptantha intermedia P. L. Billings 1965-7-10 87 Sierra by Calpine-Beckwourth Rd near Hwy 89, Sierra Valley Comment
  UCR132649  Cryptantha milobakeri B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-28 893 Sierra Sierra Nevada Mtns., Convict Flat Picnic Area, on North Yuba River, 12 mi NE of Camptonville on Hwy 49 780 Comment
  UC79301  Cryptantha muricata F. H. Hillman 1895-6-29 Sierra Dog Valley Road Comment
  SEINET12564966  Cryptantha simulans M. J. Williams, A. Tiehm 1974-8-17 74 -S-54 Sierra Verdi Ridge Road. 2134 Comment
  CHSC67472  Cryptantha torreyana J. D. Jokerst 1985-7-22 2546 Sierra Sierra Valley, NW of and adjacent to the junction of Westside RD. and Calpine RD. 1493 Comment
  CAS-BOT-BC70473  Cryptogramma acrostichoides Lewis S. Rose 1934-7-4 34319 Sierra Gold Lake 1950 Comment
  UC1875016  Cryptogramma acrostichoides Ruth Kirkpatrick 2005-7-20 1365 Sierra Near summit of Sierra Butte, below fire tower Comment
Read comments
Jan 30 2012
  SJSU4990  Cryptogramma acrostichoides N. A. Hopkins 1968-7-5 Sierra 0.5 mi W of Packer Lake 2072 Comment
  CAS-BOT-BC215947  Cuscuta californica John Thomas Howell 1969-9-13 46101 Sierra Little Truckee River near outlet of Webber Lake, Sierra Nevada 2042 Comment
  CHSC37220  Cuscuta californica L. Ahart 1982-7-28 3703 Sierra Ca. 1/4 mi n of Pacific Mine, ca. 5 mi e of LaPorte. 1700 Comment
  JEPS78182  Cuscuta occidentalis Gary W. Zamzow 1972-7-11 77 Sierra 0.8 mi n Loyalton (beside road A 24) 1524 Comment
  UC1609413  Cuscuta occidentalis 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
  CHSC47405  Cuscuta subinclusa Lowell Ahart 1974-9-6 623 Sierra On the south side of Johnsville Road, by large rocks, south of the Big Rocks, south-east of Mount Etna, about 10 miles north-east of La Porte. 1828 Comment
  JEPS82071  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
  CHSC45881  Cymopterus terebinthinus var. californicus Lowell Ahart 1977-8-2 1523 Sierra On the west side of Mount Fillmore, near the summit, about 12 miles north-east of La Porte. 2346 Comment
  JEPS82073  Cymopterus terebinthinus var. californicus Paul C. Hutchison and Rimo Bacigalupi 1982-8-9 8444 Sierra 12 mi (by logging road) N of Downieville (Saddleback Mountain, bottom of road to lookout just W of the summit) 1798 Comment
  CHSC94228  Cynosurus echinatus Lowell Ahart 2006-6-21 12846 Sierra On the west side of the Foote Road, near Blue Ravine, about 3 miles (by road) southwest of Alleghany. 1053 Comment
  UC1371056  Cypripedium fasciculatum Theodore F. Niehaus 1959-6-18 130 Sierra just w Eureka diggins (n-facing slope) Comment
  CAS-BOT-BC70701  Cystopteris fragilis Lowell Ahart 1980-9-9 2606 Sierra between the outlet of Webber Lake and Little Truckee River 2200 Comment
  POM174040  Cystopteris fragilis J. G. Lemmon s.n. Sierra High Sierra, notably at Webber Lake Comment
Read comments
Sep 4 2010
  UCR230938  Cystopteris fragilis George K. Helmkamp, E. A. Helmkamp 2011-6-9 17540 Sierra Northern Sierra Nevada Mountains Foothills, 5.9 miles north of Camptonville along CA-49, about 1.2 miles northeast of the Yuba Co. line 899 Comment
  CAS-BOT-BC70699  Cystopteris fragilis S. Rauwendaal 1981-5-16 061 Sierra San Francisco Field Station, Sierra Nevada, 1/2 mile east along trail 1828 Comment
  CAS-BOT-BC70704  Cystopteris fragilis J. G. Lemmon 1880-1-1 s.n. Sierra Mtns. of Webber Lake Comment
  POM174032B  Cystopteris fragilis J. G. Lemmon s.n. Sierra Cataract Canon of Webber Lake Comment
  POM281727  Cystopteris fragilis J. H. Morrison s.n. Sierra Sierra Valley Comment
  SEINET6629011  Cystopteris fragilis S. B. Doten 1901-7-5 100 Sierra Webber Lake, near falls Comment
  CDA4060  Cytisus scoparius T. C. Fuller 1962-6-14 9022 Sierra On slope north of Highway 49 to Sierra City, 5.3 miles east of Downieville. 0 Comment
  JEPS125666  Cytisus scoparius William Harnach 2013-4-25 1320 Sierra 1.6 miles West of Goodyears Bar on Highway 49 and North of the Ramshorn campground. Comment
  CAS-BOT-BC201018  Cytisus scoparius Mrs. E. C. Sutliffe 1925-10-1 s.n. Sierra Unspecified Comment
  SJSU5072  Damasonium californicum G. R. Ostrander 1965-7-6 65 B Sierra Sattley-Calpine [-Beckwourth Rd.], 1.5 mi N of Sattley, Sierra Valley 1493 Comment
  UC115527  Damasonium californicum J. G. Lemmon 1875-1 Sierra Comment
  SD61129  Danthonia californica D. F. Howe 1964-7-28 Sierra Tahoe National Forest; 2.5 miles south of Gold Lake Lodge 1981 Comment
  SEINET4566576  Danthonia californica var. americana W. D. Billings 1951-7-8 2112 Sierra South of Water Lake 2073 Comment
  JEPS103185  Danthonia californica var. californica G. Schoolcraft 2000-6-25 2908 A Sierra Knuthson Meadow W of Sierra Valley 1524 Comment
  CHSC110229  Danthonia unispicata L. P. Janeway 2012-6-24 10906 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
  UC593528  Danthonia unispicata E. B. Babcock and G. L. Stebbins Jr. 1936-6-3 1669 Sierra 1/2 mi n Carmen Creek (w side of valley); Sierra Valley Comment
  CHSC47487  Darlingtonia californica Lowell Ahart 1975-8-16 925 Sierra Harris Meadow, about 20 miles east of Camptonville ... Field redacted by CHSC, contact the data manager for more information 1524 Comment
  JEPS125770  Darlingtonia californica William Harnach 2015-7-1 1424 Sierra 3 miles off of Henness Pass Road on FS Road 98. Upper end of Harris Meadows. Comment
  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
  UCR54285  Darmera peltata B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-29 0940 Sierra Tahoe National Forest, 3.5 mi east of Downieville on Hwy 49. 1220 Comment
  CAS-BOT-BC173281  Delphinium W. Harnach; N. Harnach 1990-6-30 451 Sierra Sierra Valley. Yuba Pass 2042 Comment
  UC65999  Delphinium andersonii P. B. Kennedy 1901-7-8 132 Sierra Webber Lake 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
  JEPS94938  Delphinium glaucum Lowell Ahart 1996-8-6 7704 Sierra about 5 air mi s of Yuba Pass (along a branch of Long Valley Creek, e side of Yuba Pass-Webber Lake Road (Forest Rte 12)); branch of Long Valley Creek 2225 Comment
  CAS-BOT-BC8861  Delphinium glaucum Horace Albert Barker 1926-7-4 50 Sierra Packera Lake Creek 1953 Comment
  UC585064  Delphinium gracilentum E. B. Babcock and G. L. Stebbins Jr. 1936-6-3 1634 Sierra 1/2 mi ne Sattley (se-facing hillside); Church ranch Comment
  CAS-BOT-BC116535  Delphinium nuttallianum Betty J. jorgensen 1944-6-22 467 Sierra Little Truckee River, 10 miles north of Hobart Mills Comment
  CAS-BOT-BC116536  Delphinium nuttallianum J. Penalosa 1962-6-20 2508 Sierra Little Truckee River at Highway 89 1905 Comment
  POM160303  Delphinium nuttallianum J. G. Lemmon 1889-1 s.n. Sierra Sierra Valley Comment
Read comments
Feb 4 2011
  SEINET8663576  Delphinium nuttallianum W. Harnach, N. Harnach 1990-6-30 451 Sierra Sierra Valley, Yuba Pass. 2042 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-BC116141  Delphinium nuttallianum Rimo Bacigalupi 1927-7-3 1596 Sierra Woods in vicinity of Yuba Pass 1950 Comment
  CAS-BOT-BC116145  Delphinium nuttallianum D. E. Breedlove 1962-6-13 3484 Sierra Along State Hwy. 89, 9.3 miles north of Sierraville. 1524 Comment
  CAS-BOT-BC116146  Delphinium nuttallianum D. E. Breedlove 1962-6-13 3484 Sierra Along State Hwy. 89, 9.3 miles north of Sierraville. 1524 Comment
  CAS-BOT-BC116150  Delphinium nuttallianum Lin Grayson 1981-5-16 037 Sierra Hwy 49, 1 mi. west of intersection with Hwy 89, near Sattley. 1666 Comment
  SEINET5338042  Delphinium nuttallianum R. E. Eckert 1954-5-13 s.n. Sierra Dog Valley. 1981 Comment
  SEINET5338075  Delphinium nuttallianum K. Genz 1979-5-23 9109 Sierra Turning south at forest boundary and Long Valley road, travel Mitchell Canyon road for 2.3 miles. 1817 Comment
  UCSB15814  Delphinium nuttallianum Breedlove, Dennis 1962-6-13 Sierra along State Highway 89; 9.3 miles north of Sierraville 1524 Comment
  CAS-BOT-BC274046  Deschampsia cespitosa R. F. Thorne; C. W. Tilforth; Larry E. DeBuhr 1972-9-20 42358 Sierra Plumas National Forest: Moist margin of pond N of Goose Lake 2058 Comment
  SEINET4566811  Deschampsia cespitosa W. Harnach, N. Harnach 1994-6-29 788 Sierra Carmen Valley (Knutson Meadows) pond, Approx. 2.25 miles NW of Calpine, Sierra Valley 1503 Comment
  UCD61156  Deschampsia cespitosa P. B. Kennedy 1929-7-20 Sierra Salmon Lakes. Comment
  JEPS75580  Deschampsia cespitosa subsp. cespitosa W. L. Jepson 1934-8-7 16870 Sierra Cold Creek near Sierraville; Cold Creek Comment
  RSA252378  Deschampsia cespitosa subsp. cespitosa R. F. Thorne, C. W. Tilforth 1969-9-6 39195 Sierra Moist margin of Haven Lake (between Goose and Snag Lakes) 1951 Comment
  SEINET13384117 Image available Deschampsia cespitosa subsp. cespitosa George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-1 19447 Sierra Northern Sierra Nevada Mountains: Henness Pass Road, 1.1 mile east of its junction with CA-89 at the north end of Kyburz Flat 1907 Comment
  UCD21011  Deschampsia cespitosa subsp. cespitosa E. Bortiri 2002-7-3 WFC 59 Sierra Saddle Meadow, next to Perazzo Meadows, Sierra Co. Comment
  CAS-BOT-BC192642  Deschampsia danthonioides Catherine Best 1982-7-10 704 Sierra Near the Little Truckee about 15 mi. northwest of Truckee 1950 Comment
  UC1256288  Deschampsia danthonioides R. K. Gierisch and D. H. Esplin 1969-7-8 3508 Sierra Saddle Meadow Tahoe Forest, Saddle Meadow Comment
  CAS-BOT-BC201928  Deschampsia elongata Lowell Ahart 1982-7-28 3724 Sierra Along the dirt road N of the Pacific Mine, ca. 5 mi. E of La Porte 1700 Comment
  CHSC108114  Deschampsia elongata Lowell Ahart 2011-9-23 17697 Sierra About 100 yards north of Pass Creek, about 300 yards south of Hennas Pass Road, west of French Meadow, east of Forest Road 70, about 3 miles (air) northwest of Webber Lake. 2016 Comment
  UCD63480  Deschampsia elongata Elizabeth Wilson 1939-7-13 Sierra 6 mi. north of Gold Lake. Comment
  SEINET4567285  Deschampsia elongata J. Robertson 1951-7-8 s.n. Sierra [Sierra Nevada] Near Webber Lake on Little Truckee River Comment
  JEPS88365  Descurainia incana Vernon H. Oswald and Lowell Ahart 1996-8-19 8211 Sierra Yuba Pass-Weber Lake Rd. (Forest Rt. 12 ) 0.6 mi. n. of rd. to Haypress Valley; northern High Sierra Nevada 2225 Comment
  CAS-BOT-BC43040  Descurainia incisa subsp. incisa Lewis S. Rose 1934-7-15 34367 Sierra Gold Lake. 1950 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
  UCD114221  Dicentra formosa subsp. formosa P. B. Schultz 1967-6-30 28 Sierra 2 miles E of Downieville. 929 Comment
  SEINET5339634  Dicentra uniflora Vetter 1955-4-16 10 Sierra Dog Valley, 5 miles north of Verdi, Nevada. 1676 Comment
  JEPS125683  Dichelostemma capitatum subsp. capitatum William Harnach 2014-4-5 1382 Sierra Barrens above Ramshorn Campground. Comment
  SEINET12050177  Dichelostemma congestum F. H. Utech 1986-1 86 -079 Sierra Tahoe National Forest, ca 1 mi E on CA 49 from Downieville, along North Yuba River 950 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
  CAS-BOT-BC150494  Diplacus grandiflorus Lester Rowntree 1935-6-15 s.n. Sierra Above [Downiville] Downieville Comment
  CAS-BOT-BC150568  Diplacus grandiflorus Ella Dales Cantelow 1938-7-2 2372 Sierra 2 mi. E. of Downieville Comment
  CHSC115258  Diplacus kelloggii Lowell Ahart 2015-5-9 20164 Sierra On the north side of the Canyon Creek Trail, trail on the north side of the North Fork of the Yuba River, about 100 yards west of Highway 49, about one mile west of Indian Valley. 692 Comment
  CAS-BOT-BC151748  Diplacus kelloggii Wm. Vortriede 1928-4-15 s.n. Sierra Downieville Comment
  CAS-BOT-BC151867  Diplacus mephiticus Betty J. Jorgensen 1944-6-22 472 Sierra Little Truckee River, 10 miles north of Hobart Mills Comment
  CHSC65406  Diplacus mephiticus Vernon Oswald 1984-6-25 1315 Sierra La Porte-Quincy Rd., about 7.6 mi n-e of La Porte. 1828 Comment
  CHSC94148  Diplacus mephiticus Lowell Ahart 2006-6-21 12837 Sierra About 30 yards west of the road, about 2 1/2 miles (by road) west of Forest. 1397 Comment
  CAS-BOT-BC151870  Diplacus mephiticus Volney Rattan 1877-5-30 s.n. Sierra Unspecified Comment
  SEINET14188677  Diplacus nanus W. Harnach, N. Harnach 1990-5-28 331 Sierra Sierra Valley, Antelope Valley, Balderson Ranch. 1554 Comment
  CAS-BOT-BC151450  Diplacus nanus W. Harnach; N. Harnach 1990-5-28 331 Sierra Balderson Ranch, Antelope Valley - Sierra Valley 1554 Comment
  CAS-BOT-BC151641  Diplacus torreyi Belle R. Jackson 1932-6-1 s.n. Sierra Yuba Pass Comment
  CAS-BOT-BC154011  Diplacus torreyi Rimo Bacigalupi 1927-7-2 1585 Sierra Highway to Downieville about 8 miles northeast Camptonville Comment
  POM277225  Disporum hookeri var. hookeri J. W. Morrison s.n. Sierra Town: Loyalton; Mt. Range: Sierra Nevada; River: Feather; Sierra Valley. 1220 Comment
  SEINET11676778  Distichlis spicata J. G. Lemmon 1874-1 s.n. Sierra Sierra Co. &c. Comment
  SEINET8564057  Dodecatheon P. B. Kennedy, S. B. Doten 1901-7-11 150 Sierra Creek below Webber Lake. Comment
  CAS-BOT-BC136088  Dodecatheon alpinum D. E. Breedlove 1962-6-13 3523 Sierra Along the Little Truckee River, 10.0 miles south of Sierraville on State Highway 89 1950 Comment
  SEINET8553072  Dodecatheon alpinum W. Harnach, N. Harnach 1990-6-30 429 Sierra Sierra Valley, Yuba Pass. 2042 Comment
  SEINET8553145  Dodecatheon alpinum W. Harnach, N. Harnach 2000-7-9 943 Sierra Chapman Saddle Road, 0.25 mile E of intersection of Lunch Creek Road. 2027 Comment
  UC338304  Dodecatheon alpinum unknown 1889-6-8 Sierra Gold Lake 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
  RSA238731  Dodecatheon jeffreyi subsp. pygmaeum Frederick W. Oettinger 1969-7-15 1032 Sierra Salmon Mtns. High Lake Basins in the vicinity of English Peak. Marble Mtn Wilderness Area. 2073 Comment
  JEPS3589  Downingia bacigalupii Herbert L. Mason 1952-7-17 14384 Sierra 1.5 mi e Calpine (at junction of Calpine with Sierraville-Beckwourth road); Sierra Nevada, Sierra Valley 1524 Comment
  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
  UC1243997  Downingia bacigalupii John H. Weiler, D. Willits, and F. Safwat 1959-6-20 59190 Sierra 11.7 mi ne Sattley (along the Sattley-Beckwith road) Comment
  UCD84081  Downingia bacigalupii Ayzik Solomeshch 2009-6-9 s.n. Sierra Sierra County. Sierra Valley. Harvey Ranch. Along Westside Road, ca. 1 km N of intersection of Westside Road and Calpine Road, ca. 200 m W of Westside Road. 1498 Comment
  UCD84184  Downingia bacigalupii Ayzik Solomeshch 2009-6-8 s. n. Sierra Sierra Valley, Roen Ranch, along Westside Rd, ca. 2 km N of the intersection of Westside and Calpine Roads, ca. 1 km east of Westside Rd. 1493 Comment
  SEINET5738846 Image available Downingia bacigalupii Unknown s.n. Sierra Sierra Valley; Sierra Valley Comment
  JEPS124630 Image available Downingia elegans J. Yamanaka 1965-7-6 115 Sierra 1/4 mile HW 89, junction with Cal Pino Rd. Comment
  RSA109815  Draperia systyla E. K. Balls, Lee W. Lenz 1956-6-20 21847 Sierra 2 miles northeast of Sierra City along State Highway 49. 1433 Comment
  UCD167590  Draperia systyla Chuck Hughes 2016-6-15 462 Sierra Along the west side of Plumbago Road, on the north side of Kanaka Creek. 1155 Comment
  JEPS124580 Image available Draperia systyla Peter Schultz 1967-6-30 33 Sierra Union Flat Campground. Comment
  UCD161465  Drosera rotundifolia Barry Rice 2013-7-12 BR 130707 Sierra north of the road NF98. 1760 Comment
  POM33915  Drymocallis glandulosa C. C. Bruce s.n. Sierra Near Sierra Comment
  CAS-BOT-BC159631  Drymocallis glandulosa var. glandulosa Catherine Best 1980-6-13 s.n. Sierra Sardine Lake - Sierra Nevada Comment
  UC54353  Drymocallis lactea H. M. Hall and E. B. Babcock July 1903 4499 Sierra Gold Lake Sierra Nevada Mountains 1950 Comment
  SEINET6691563  Drymocallis lactea var. austiniae W. Harnach, N. Harnach 1992-5-10 680 Sierra Located off the road on the way to Earl Jeanettes (Mtn. Quail Rd.) to the south of Calpine 1524 Comment
  SEINET6691643  Drymocallis lactea var. austiniae W. Harnach, N. Harnach 1991-7-14 641 Sierra Sierra Valley, Coburb Lake approximately 0.25 miles below outlet to lake 2280 Comment
  CAS-BOT-BC159280  Drymocallis lactea var. lactea W. Harnach; N. Harnach 1991-7-14 641 Sierra Coburn Lake, approx 1/4 below outlet to lake, Sierra Valley 2279 Comment
  JEPS124758 Image available Dudleya cymosa N. L. Rechen 1964-6-25 65 Sierra 3 miles east of Downieville on Hwy 49. Comment
  SJSU12020  Dudleya farinosa N. A. Hopkins 1975-6-16 665 Sierra by trail above Pauley Cr between 2nd & 3d Divides 1158 Comment
  UC1101542  Elatine brachysperma Herbert L. Mason 1952-7-17 14386 Sierra 1.5 mi e Calpine (at junstion of Calpine and Sierraville-Beckwourth Rd); Sierra Valley Comment
  UC985951 Image available Elatine gracilis Herbert L. Mason 1952-8-17 14494 Sierra 0.4 mi s Little Truckee River Bridge; Sierra Nevada; Sierra Co. 1920 Comment
  SEINET3477175  Eleocharis acicularis var. acicularis Unknown 2000-7-9 8562 Sierra La Porte, La Porte, about 10.5 air miles northeast, about 100 yards west of the Pacific Crest Trail on Bunker Hill Ridge 1820 Comment
  UC1609026  Eleocharis bella Lowell Ahart 1993-9-10 7183 Sierra on the N side of Mount Fillmore (about 1 mi SW of the dirt road from Gibsonville to Johnsville; on W side, near the end of a poor dirt rd. that leads to a camp and a stream) 2133 Comment
  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
  UCD84198  Eleocharis macrostachya 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
  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
  CHSC78310  Eleocharis quinqueflora Lowell Ahart 2000-7-9 8561 Sierra Open meadow area south of the snow lake, about 100 yards west of the Pacific Crest Trail on Bunker Hill Ridge, about 1 1/2 miles (air) southeast of Pilot Peak, about 7 1/2 miles (air) northeast of La Porte. 1828 Comment
  SEINET7587016 Image available Eleocharis quinqueflora Lowell Ahart 2000-7-13 8589 Sierra On a upper west branch of Black Jack Ravine, on the west side of Forest Highway 98, Harris Meadow, about 7 miles (air) northeast of Alleghany. 1615 Comment
  CAS-BOT-BC112015  Eleocharis suksdorfiana W. Harnach; N. Harnach 1990-5-13 318 Sierra Sierra Valley, Martinetti Ranch. 1517 Comment
  UCR12044  Elodea nuttallii Coleta A. Lawler 1968-7-2 170 Sierra Sierra Nevada Mtns., 3.9 mi NW of Sierraville. Right turn on Sattley-Beckworth [Westside] Rd, 1.1 mi NE from Hwy 49 intersection 1509 Comment
  JEPS124723 Image available Elodea nuttallii Michael D. Fleschner 1965-7-1 1965 -87 Sierra 2 miles north of Sattley on a small round which joins with Hwy 89 at Sattely junction. Sierra Valley. Comment
  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-BC227905  Elymus elymoides John Thomas Howell; Gordon H. True 1970-7-14 5508 Sierra At Verdi Peak Lookout, Verdi Range 2560 Comment
  CAS-BOT-BC227906  Elymus elymoides John Thomas Howell; Gordon H. True 1970-7-14 5507 Sierra At Verdi Peak Lookout, Verdi Range 2560 Comment
  CAS-BOT-BC227909  Elymus elymoides Melissa A. Berry 1957-6-28 s.n. Sierra Sierra Valley, Highway 89 1524 Comment
  SEINET12742249  Elymus elymoides W. Harnach, N. Harnach 1990-6-30 430 Sierra Sierra Valley, Yuba Pass. 2042 Comment
  HSC97016  Elymus elymoides var. californicus L. Ahart 2006-6-21 12809 Sierra W side of Foote Rd., about 3.7 mi. SW of Alleghany. 1094 Comment
  UC717999  Elymus glaucus David D. Keck 1944-7-8 5410 Sierra on Feather River rd. 1.5 mi n Sattley; Sierra Valley 1524 Comment
  CHSC60570  Elymus glaucus subsp. glaucus L. P. Janeway 1984-8-18 1012 Sierra Meadow at second switchback down the road from Packers Saddle towards Packer Lake. Along drainage channel. 1965 Comment
  UCR249648  Elymus glaucus var. glaucus George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20772 Sierra Northern Sierra Nevada Mountains Foothills, Along CA-49, 1.2 miles north of the Yuba County line 901 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
  SEINET10554748  Elymus trachycaulus Lowell Ahart 1991-7-22 Ahart 6692 Sierra French Meadow, about 1/4 mile south of Henness Pass Road, about 3 miles north-west of Webber Lake. Uncommon. Mountain Meadow in Red Fir Forest. 2134 Comment
  CAS-BOT-BC213501  Elymus trachycaulus subsp. trachycaulus Gordon H. True; J. T. Howell 1967-8-19 4025 Sierra Independence Creek, ca. 1 mile south of Little Truckee River on Independence Lake Road 1981 Comment
  NY69931  Ephedra viridis J. G. Lemmon 1874-1 s.n. Sierra Sierra County and vicinity Comment
  SEINET12539508  Epilobium brachycarpum W. Harnach, N. Harnach 1992-7-4 694 Sierra Sierra Valley, 0.5 miles S of Sattley, Martinetti Ranch, logging road up Barry Creek. 1524 Comment
  SEINET12191263  Epilobium brachycarpum J. G. Lemmon 1874-1 s.n. Sierra Comment
  SJSU12100  Epilobium canum subsp. latifolium N. A. Hopkins 1982-8-1 1119 Sierra !.5 mi SW of Calpine 1524 Comment
  CDA17270  Epilobium densiflorum G. F. Hrusa, S. Gaimari, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16297 Sierra Sierra Nevada; Sierra Valley: Antelope Valley, 1.4 mi. S of Sierraville-Loyalton Rd., E of Sierraville on Antelope Valley Rd. 1645 Comment
  CHSC80955  Epilobium densiflorum Lowell Ahart 2001-8-10 9082 Sierra On the west side of the dam, diversion dam across the Little Truckee River (water flows to Sierra Valley), about 100 yards south of Fiberboard Road (Forest Road 18), about 1/8 mile north of Henness Pass Road, about 5 miles (air) east of Webber Lake. 1920 Comment
  SBBG60234  Epilobium densiflorum E. Rockwell -Jun-1925 732 Sierra Downieville 914 Comment
  UC1562334  Epilobium densiflorum Vernon Oswald and Lowell Ahart 1990-7-25 4388 Sierra ca 0.25 mi s Staverville Rd. (ca 1 mi w of Balls Ranch, along edge of shallow impoundment) 1935 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
  CHSC52498  Epilobium hallianum L. P. Janeway 1984-8-18 1022 Sierra Mdw near second switchback (toward SE) down from Packers Saddle. In the middle. 1981 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
  UC1586483  Epilobium hallianum Lowell Ahart 1991-7-22 6697 Sierra about 1/4 mi s Henness Pass Road (about 3 mi nw of Webber Lake); French Meadow 2133 Comment
  SEINET12861776  Epilobium hallianum P. B. Kennedy, S. B. Doten 1901-7-5 91 Sierra [Sierra Nevada] spring near Webber Lake Comment
  SEINET12861904  Epilobium hallianum P. B. Kennedy, S. B. Doten 1901-7-5 91 Sierra [Sierra Nevada] spring near Webber Lake Comment
  JEPS109900  Epilobium howellii Dean W. Taylor 2006-8-24 19629 Sierra COBURN LAKE; watershed Middle Fork Feather River (ca. 5 air miles SW of Sierraville) 2286 Comment
  CHSC110269  Epilobium minutum L. P. Janeway 2012-6-24 10900 A Sierra Northern High Sierra Nevada. Top of band of serpentine along Sawmill Ridge 1.0 km southeast of Delahunty Lake and 2.7 km northwest of Mt Fillmore. 1901 Comment
  CHSC37231  Epilobium minutum L. Ahart 1982-7-28 3688 Sierra Ca. 1/4 mi n of Pacific Mine, ca. 5 mi e of La Porte. 1700 Comment
  SEINET12194530  Epilobium minutum F. H. Utech 1986-1 86 -066 Sierra Tahoe National Forest, ca 1 mi E on CA 49 from Downieville, along North Yuba River 1350 Comment
  SEINET12191334  Epilobium obcordatum J. G. Lemmon 1874-1 82 Sierra Comment
  SEINET12424531  Epilobium oregonense W. Harnach, N. Harnach 1990-6-30 428 Sierra Sierra Valley, Yuba Pass. 2042 Comment
  JEPS124731 Image available Epipactis gigantea Rechen 1964-7-1 97 Sierra Growth north of Hw. Comment
  CAS-BOT-BC57031  Equisetum arvense J. H. Hatton 1912-9-15 H- 49 Sierra Sierra National Forest, Blaney Meadows 2255 Comment
  UCD150636  Equisetum laevigatum Tim Metcalf 1974-5-27 366 Sierra On Rd. 49, 2 mi W of Loyalton. 1524 Comment
  UCD98108  Eremogone congesta var. crassula Gerald Dickinson 1963-6-26 41 Sierra Upper Sardine Lake area. 1828 Comment
  CAS-BOT-BC174311  Eremogone congesta var. suffrutescens Lewis S. Rose 1963-6-4 63129 Sierra Sierra Valley, 1.5 mi e of Calpine 1493 Comment
  SEINET12875580 Image available Eremogone congesta var. suffrutescens J. G. Lemmon 1874-1 [s.n.] Sierra Webber Lake Comment
  SEINET5336745  Eremogone congesta var. suffrutescens H. M. Hall, E. B. Babcock 4509 Sierra Gold Lake 1951 Comment
  CAS-BOT-BC286687  Ericameria bloomeri J. T. Vale 1988-10-3 s.n. Sierra Gold Lk. Rd. bet. Gold Lk. & Hi-way 49 1828 Comment
  CAS-BOT-BC286692  Ericameria bloomeri L. P. Janeway 1992-8-31 4304 Sierra Plumas National Forest, Beckwourth Ranger District. About 1.5 mi east-northeast of Haskell Peak and about 1 mi north of Chapman Saddle; on north side of Road 22N98 2057 Comment
  CHSC66780  Ericameria bloomeri Vernon H. Oswald; Lowell Ahart 1996-8-19 8185 Sierra Northern High Sierra Nevada. Yuba Pass-Weber Lake Rd. (Forest Rt. 12) 0.7 mi S of Hwy. 49. Along the road. 2072 Comment
  CHSC73407  Ericameria bloomeri B. Castro; L. Gehrung, H. Durio 1995-9-14 615 Sierra Ca 1.8 air mi SW of the top of Mt. Fillmore at jcn of County Rd 800 with jeep trail 10E11. Slope at west side of Rd 800. 1787 Comment
  JEPS31331  Ericameria bloomeri W. L. Jepson 1918-8-19 8073 Sierra Lake Independence, Sierra-Nevada Cos. line Lake Independence 2011 Comment
  UCD22390  Ericameria bloomeri Ellen Dean; Art Shapiro, Davis Botanical Society 2002-9-28 1305 Sierra Sierra Valley Orientation turn-out along Hwy 49, 6-7 mile rd mi W of Sierraville. 1828 Comment
  SEINET5709304 Image available Ericameria bloomeri J. Semple, B. Semple 1981-1 5729 Sierra Hwy 49, E of Yuba Pass.; Yuba Pass Comment
  UC338675  Ericameria cuneata var. cuneata J. G. Lemmon 1877-8-30 218 Sierra Downieville Buttes Sierra Valley, Downieville Buttes Comment
  CHSC107897  Ericameria nauseosa var. speciosa L. P. Janeway 2011-9-15 10729 Sierra Northern High Sierra Nevada. Plumas National Forest; south slope of Mt. Etna; along the road to Johnsville (Road 900; Road 22N12X) 8.9 road km east of Quincy-La Porte road. Steep open south-facing rocky area below large rock outcrops, where the road crosses. 1923 Comment
  CHSC32056  Ericameria nauseosa var. speciosa L. Ahart 1973-10-26 278 Sierra Near Alleghany. 1219 Comment
  CHSC32057  Ericameria nauseosa var. speciosa L. Ahart 1973-10-26 282 Sierra Near Camptonville. 1219 Comment
  JEPS94407  Ericameria nauseosa var. speciosa Vernon Oswald and Lowell Ahart 1997-8-19 8824 .1 Sierra 6.3 mi s of Goodyears Bar (Mountain House Road (County Road 300) just s of its junction with Henness Pass Road (County Road 293)); Mountain House Road 1389 Comment
  UC195544  Ericameria nauseosa var. speciosa J. A. Decou 1900-8-1 465 Sierra Campbell's Hot Springs Comment
  UCR257722  Ericameria nauseosa var. speciosa George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-7-22 19434 Sierra Northern Sierra Nevada Mountains, along Hwy CA-89, c. 8 miles north of the Nevada County line 1823 Comment
  SEINET11851506  Erigeron aphanactis J. G. Lemmon 1874-1 108 Sierra Sierra Co. &c Comment
  JEPS41414  Erigeron aphanactis var. aphanactis J. G. Lemmon Sierra Sierra Valley Comment
  CDA11876  Erigeron bloomeri G. F. Hrusa, J. Jokerst 1991-7-5 8537 A Sierra Sierra Valley Region; Antelope Valley. Comment
  SEINET11839653  Erigeron bloomeri J. G. Lemmon 1874-1 106 Sierra Sierra Co. &c Comment
  CAS-BOT-BC294477  Erigeron bloomeri var. bloomeri James T. Vale 1979-6-4 s.n. Sierra Sierraville Comment
  SEINET8078503 Image available Erigeron bloomeri var. bloomeri P. A. Lehenbauer s.n. Sierra Balls Canyon Comment
  SEINET8667086 Image available Erigeron coulteri W. D. Billings 1951-7-8 2124 Sierra 1 mi. N. of Weber Lake 2134 Comment
  UC1118127  Erigeron divergens G. T. Nordstrom 1936-7-23 960 Sierra 2 mi sw Purdy; Sierraville Quad. 1615 Comment
  CAS-BOT-BC296815  Erigeron divergens Lemmon 1880-6-1 s.n. Sierra Sierra Valley Comment
  JEPS29732  Erigeron eatonii var. nevadincola Rimo Bacigalupi, and L. R. Heckard 1962-5-27 8487 Sierra 4.7 mi ne Sierraville (e edge of s arm of Sierra Valley); Sierra Valley 1524 Comment
  UC1776668  Erigeron eatonii var. nevadincola G. Schoolcraft 1996-6-18 2525 Sierra N. of Bordertown 1828 Comment
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Apr 29 2013
  SEINET8667241 Image available Erigeron eatonii var. sonnei W. Harnach, N. Harnach 1990-5-6 279 Sierra Sierra Valley. On the slope behind the Montgomery Ranch east of Loyaton 1554 Comment
  CAS-BOT-BC300850  Erigeron glacialis var. glacialis Elmer I. Applegate 1921-9-7 3381 Sierra Gold Lake Comment
  CHSC66782  Erigeron glacialis var. glacialis Vernon H. Oswald; Lowell Ahart 1996-8-19 8193 Sierra Northern High Sierra Nevada. Yuba Pass-Weber Lake Rd. (Forest Rt. 12) just S of the road to Lincoln Valley. 2255 Comment
  UC1609022  Erigeron glacialis var. glacialis Lowell Ahart 1993-9-10 7223 Sierra about 1 1/2 mi s dirt road from Gibsonville to Johnsville (n side of mt.); Mount Fillmore 2255 Comment
  UC579270  Erigeron glacialis var. glacialis A. Lewis 1934-6-15 483 Sierra Fillmore Peak Plumas National Forest, Downieville Quadrangle, Fillmore Pea 2042 Comment
  CAS-BOT-BC295149  Erigeron inornatus Catherine Best 1983-8-29 867 Sierra Growing on the road above Packers Lake 1950 Comment
  CHSC100843  Erigeron inornatus var. inornatus B. Castro; Samantha Mackey Hillaire 2005-8-25 1514 Sierra Ca 2.4 air mi E of LaPorte, in hills just E of Slate Creek, off W side of USFS Rd 21N17, about halfway between St. Louis and Port Wine and just N of Sawmill Ravine. On steep SW-facing outcropping of blocky/slatey rock. 1463 Comment
  CAS-BOT-BC295475  Erigeron lassenianus var. lassenianus Mrs. H. C. Cantelow 1941-5-17 s.n. Sierra 2 1/2 miles south of Calpine, State Hy. 89 Comment
  CAS-BOT-BC295476  Erigeron lassenianus var. lassenianus Mrs. H. C. Cantelow 1938-7-2 2361 Sierra 4 1/2 mi. n.w. of Calpine Comment
  SEINET11850881  Erigeron peregrinus subsp. callianthemus J. G. Lemmon 1874-1 104 Sierra Sierra Co. &c Comment
  CAS-BOT-BC295781  Erigeron petrophilus var. sierrensis Lowell Ahart 1982-7-28 3699 Sierra About 1/4 mile north of the Pacific Mine, about 5 miles east of the town of La Porte 1700 Comment
  CHSC44862  Erigeron reductus var. reductus Lowell Ahart 1975-8-17 933 Sierra South of French Meadows, about 3 air miles west and 1/2 mile south of Weber Lake. 2286 Comment
  CHSC63116  Erigeron reductus var. reductus Lowell Ahart 1994-7-1 7432 Sierra South of the larger pond, on the north side of Henness Pass Road, at Keystone Gap, east of Keystone Mountain, about 1 1/2 miles north-east of Middlewaters, about 11 miles (air) north-east of Alleghany. 1889 Comment
  JEPS87625  Erigeron reductus var. reductus Lowell Ahart 1994-7-1 7432 Sierra n side of Henness Pass Rd. e Keystone Mt. (about 1 1/2 mi ne of Middlewaters, about 11 air mi ne of Alleghany, s of larger pond); Keystone Gap 1889 Comment
  JEPS57052  Eriogonum caespitosum J. G. Lemmon Sierra Webber lake peaks Comment
  SJSU13987  Eriogonum caespitosum N. A. Hopkins 1988-5-16 1405 Sierra upper Dog Valley 1645 Comment
  SEINET527247  Eriogonum douglasii var. meridionale Paul Opler 2003-6-24 Sierra Hills south of Loyalton, Bear Valley road. 1951 Comment
  SEINET8584706  Eriogonum douglasii var. meridionale W. Harnach 2015-5-31 1417 Sierra 1.3 miles north of the intersection of County Road A-23 & Calpine Road (East of Calpine). 1497 Comment
  CHSC45846  Eriogonum lobbii Lowell Ahart 1976-8-10 1187 Sierra Near the dirt road, near the Deadwood Mine, near the Deadwood Creek, near Deadwood Peak, about 1 1/2 miles southwest of Poker Flat, about 7 air miles east of La Porte. 1828 Comment
  CAS-BOT-BC259357  Eriogonum lobbii A. R. Kruckeberg 1954-8-2 3680 Sierra Along trail to Sierra Buttes, 1/2 mile above upper Tamarack Lake 2438 Comment
  SJSU13941  Eriogonum lobbii N. A. Hopkins 1986-7-13 1355 Sierra lower summit of Dead Mans Peak, W of Yuba Pass 2255 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
  JEPS88076  Eriogonum marifolium Vernon H. Oswald and Lowell Ahart 1996-8-19 8201 Sierra Yuba Pass-Weber Lake Rd. (Forest Rte. 12) 1.2 mi. s. of rd. to Lincoln Valley; northern High Sierra Nevada 2346 Comment
  SEINET8584761  Eriogonum marifolium W. Harnach 2012-7-31 1281 Sierra Approx 0.25 air miles NE of Coburn Lake. Approx 5 air miles SE of Yuba Pass on Hwy 49. 2192 Comment
  CAS-BOT-BC267380  Eriogonum marifolium var. marifolium G. L Smith 1959-6-20 1240 Sierra Down-grade, n. of Gold Lake 1981 Comment
  CHSC109874  Eriogonum marifolium var. marifolium L. P. Janeway; B. Castro 2012-6-16 10875 Sierra Northern High Sierra Nevada. Plumas National Forest; top of Mt. Ararat, 6.5 km southeast of Bucks Lake. 1885 Comment
  CHSC45847  Eriogonum marifolium var. marifolium Lowell Ahart 1977-8-2 1520 Sierra On the ridge on the west side of Mount Fillmore, near the summit, about 12 miles north-east of la Porte. 2194 Comment
  RSA515714  Eriogonum marifolium var. marifolium B. Pitzer, S. Morgan, H. Soldan 1988-5-29 946 Sierra Gold Lake, near the boat ramp, Plumas National forest. Comment
  CHSC67270  Eriogonum microthecum var. laxiflorum James D. Jokerst 1989-7-14 3141 C Sierra 1.25 mi SW of Balls Ranch on rocky knob W of dirt road. 2042 Comment
  RSA0035527  Eriogonum nudum George K. Helmkamp, Elizabeth A. Helmkamp 2013-6-5 20791 Sierra Along CA-49, 1.9 miles NE of the Yuba County line, NE of Camptonville 796 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
  CHSC94141  Eriogonum nudum var. deductum Lowell Ahart 2006-6-28 12893 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
  SEINET5330892  Eriogonum nudum var. deductum M. J. Williams 1983-8-7 83- 133 -2 Sierra Verdi Ridge, above Dog Valley 2316 Comment
  SEINET5330893  Eriogonum nudum var. deductum H. Hamlin 1904-1 s.n. Sierra Sierra Valley Comment
  CHSC63710  Eriogonum nudum var. nudum Lowell Ahart 1994-10-17 7565 Sierra Along the edge of the dirt road, road goes from Gibsonville to Johnsville, about 1/4 mile west of Mount Etna. 1828 Comment
  SEINET11935008  Eriogonum nudum var. nudum L. P. Janeway 1989-1 3583 Sierra Sierra City NE quad, nr top of ridge 1/2 mi SE of Chapman Saddle;2 1/4 mi SE of Haskell Pk 2134 Comment
  CAS-BOT-BC269835  Eriogonum nudum var. pubiflorum Mrs. Martin Goerges 1953-7-11 s.n. Sierra Indian Valley, North Fork, Yuba River Comment
  SJSU13958  Eriogonum ovalifolium var. nivale N. A. Hopkins 1986-7-30 1345 Sierra near Plumas Co line 2158 Comment
  SEINET13276738 Image available Eriogonum spergulinum George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-1 19461 Sierra Northern Sierra Nevada Mountains:Little Truckee River valley along Hwy CA-89, 3.5 road miles north of the Nevada County line, 9.6 air miles SE (136 deg. ) of Sierraville (Hobart Mills 7.5' Q.) 1878 Comment
  CAS-BOT-BC269965  Eriogonum spergulinum var. reddingianum Gordon H. True; J. T. Howell 1967-8-19 4027 Sierra Independence Creek, ca. 1 mile south of Little Truckee River on Independence Lake Road 1981 Comment
  CHSC45850  Eriogonum spergulinum var. reddingianum Lowell Ahart 1975-8-17 950 Sierra In Jones Valley, about 3 miles west and 2 miles south of Webber Lake. 2286 Comment
  RSA424940  Eriogonum spergulinum var. reddingianum L. S. Rose 1934-7-4 34317 Sierra Gold Lake. Rocky slopes. 1951 Comment
  CAS-BOT-BC271883  Eriogonum spergulinum var. spergulinum W. Harnach; N. Harnach 1989-6-24 163 Sierra Sierra Valley. Martinetti Ranch (Elvers) 1517 Comment
  UC1032237  Eriogonum strictum var. anserinum G. T. Nordstrom 1936-7-9 910 Sierra 2 1/4 mi nnw Dog Valley; Sierraville Quadrangle Comment
  HSC86849  Eriogonum strictum var. anserinum J. D. Jokerst 1985-7-22 2543 Sierra Sierra Valley NW of and adjacent to jct. of Westside Rd. and turnoff to Calpine 1494 Comment
  CHSC41117  Eriogonum strictum var. proliferum J. D. Jokerst 1985-7-22 2543 Sierra Sierra Valley in small triangle NW of and adjacent to the junction of Westside Rd. and turnoff to Calpine (Calpine Rd). 1493 Comment
  UC566154  Eriogonum strictum var. proliferum E. Sawyer 1935-6-28 266 Sierra 1 1/2 mi sse Suttley; Sierraville Quadrangle 1493 Comment
Read comments
Apr 7 2015
  CAS-BOT-BC267926  Eriogonum umbellatum W. Harnach; N. Harnach 1990-6-10 355 Sierra Sierra Valley. Balderson Ranch (Antelope Valley) 1645 Comment
  UCD19564  Eriogonum umbellatum Gerald Dickinson 1963-6-26 40 Sierra upper Sardine Lake area. 1828 Comment
  CHSC37222  Eriogonum umbellatum var. modocense L. Ahart 1982-7-28 3698 Sierra Ca. 1/4 mi n of Pacific Mine, ca. 5 mi e of LaPorte. 1700 Comment
  CHSC45852  Eriogonum umbellatum var. modocense Lowell Ahart 1974-9-6 621 Sierra Near the dirt road below the Big Rocks, near Mount Etna, about 12 miles north-east of La Porte. 1828 Comment
  CAS-BOT-BC262088  Eriogonum umbellatum var. nevadense George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  CAS-BOT-BC262091  Eriogonum umbellatum var. nevadense D. E. Breedlove 1962-6-13 3535 Sierra On bank of Little Truckee River, 11.3 miles south of Sierraville on State Highway 89; Sierra Nevada 1905 Comment
  CHSC41116  Eriogonum umbellatum var. nevadense J. D. Jokerst 1985-7-22 2545 Sierra Sierra Valley, NW of and adjacent to the junction of Westside RD. and Calpine RD. 1493 Comment
  CHSC56568  Eriogonum umbellatum var. nevadense L. P. Janeway 1984-8-3 961 Sierra Top of the ridge (Sierra crest) west of Packer Lake (just north of Packer Saddle). 2164 Comment
  CHSC67684  Eriogonum umbellatum var. nevadense James D. Jokerst 1990-7-27 3165 Sierra Balls Ranch Surveys for Jones and Stokes. Summit of Bald Mtn. Range at N end. 2621 Comment
  RSA108975  Eriogonum umbellatum var. nevadense J. G. Lemmon 1872-08 s.n. Sierra Sierra Valley, Sierra Mts. Comment
  SEINET3412089 Image available Eriogonum umbellatum var. nevadense S. B. Doten, P. B. Kennedy 1901-7-12 154 Sierra Webber Lake Comment
  SEINET8584704  Eriogonum umbellatum var. nevadense W. Harnach 2015-5-31 1418 Sierra 0.3 miles NE of the intersection of Hwy 49 and Co. Rd. A-23 at Sattley. 1502 Comment
  UC585236  Eriogonum umbellatum var. nevadense E. B. Babcock, G. L. Stebbins Jr. 1936-6-3 1622 Sierra on road to Loyalton about 3 1/2 mi ne Sierraville (Newman point, se edge of Sierra Valley); Sierra Valley, Newman point 1600 Comment
  SEINET11935017  Eriogonum umbellatum var. nevadense M. S. Taylor 1982-1 4883 Sierra Btw Hwy 89 & Little Truckee River,ca 1/4 mi N of Little Truckee Campground,ca 12mi SW of Sierraville Comment
  SEINET5331940  Eriogonum umbellatum var. nevadense S. B. Doten, Patrick Beveridge Kennedy 1901-7-12 154 Sierra [Sierra Nevada] Webber Lake Comment
  CHSC69189  Eriogonum umbellatum var. polyanthum Vernon Oswald; Lowell Ahart 1997-8-19 8825 Sierra Mountain House Rd. (County Rd. 300) 1.3 mi south of its junction with Henness Pass Rd. (Sierra Co. 293), 7.6 mi south of Goodyears Bar. 1402 Comment
  JEPS56180  Eriogonum umbellatum var. polyanthum J. G. Lemmon Sep 1 1872-Jan 1 1883 Sierra Sierra Valley Comment
  UC77776  Eriogonum umbellatum var. torreyanum J. G. Lemmon and wife 1872-1 Sierra near Weber Lake Comment
  CAS-BOT-BC262291  Eriogonum ursinum Lewis S. Rose 1934-7-10 34348 Sierra W. of Gold Lake 2133 Comment
  HSC96989  Eriogonum ursinum L. Ahart 2006-6-28 12884 Sierra .75 air mi. E of Lake Delahunty, 2 air mi. NE of Gibsonville 1904 Comment
  JEPS108829  Eriogonum ursinum Lowell Ahart 2006-6-28 12884 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
  SJSU11985  Eriogonum ursinum N. A. Hopkins 1984-6-21 1206 Sierra near Packer L 2011 Comment
  SJSU9511  Eriogonum ursinum Dixie Funnell 1965-6-29 33 Sierra near Goodyears Bar on N Yuba R c. 4.5 mi W of Downieville 833 Comment
  CHSC110261  Eriogonum ursinum var. ursinum L. P. Janeway 2012-6-24 10895 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
  SEINET5332081  Eriogonum vimineum W. Harnach, N. Harnach 1990-7-29 479 Sierra Sierra Valley, approx. 1/4 mile south of the Plumas-Sierra Co. line on road A-23. 1503 Comment
  CDA36218  Eriophyllum lanatum var. achilleoides G. K. Helmkamp, E. A. Helmkamp 2009-5-28 14845 Sierra Northern Sierra Nevada Foothilla; Along CA Hwy 49, 1.6 miles north of the Yuba County line. Comment
  CHSC94153  Eriophyllum lanatum var. grandiflorum Lowell Ahart 2006-6-21 12810 Sierra On the west side of the Foote Road, about 3.7 miles (by road) southwest of Alleghany. 1093 Comment
  LA83351  Eriophyllum lanatum var. grandiflorum O. H. Kappler; 1946-7-20 1339 Sierra N Fork, Yuba River 822 Comment
  RSA122465  Eriophyllum lanatum var. grandiflorum A. Lewis 1934-8-5 527 Sierra 4.5 miles west of Sierra City 1067 Comment
  CHSC44866  Eriophyllum lanatum var. integrifolium Lowell Ahart 1975-6-28 823 Sierra About 2 air miles east of Gibsonville. 1981 Comment
  SJSU12234  Eriophyllum lanatum var. integrifolium N. A. Hopkins 1982-7-27 1093 Sierra by rd to Babbitt Peak, Bald Mt Range 2651 Comment
  UC507146  Eriophyllum lanatum var. integrifolium Lincoln Constance 1933-7-5 E 113 Sierra 10 mi e of Sierraville (sandy flat) 1981 Comment
  SEINET8566118  Erodium cicutarium C. Bell 1962-5-9 31 Sierra Old Verdi Road; southwest of Verdi, about 1 mile out, right side of the road. 1524 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
  SEINET8673839  Eryngium alismifolium Ornduff 1958-7-14 5008 Sierra beside Heriot Lane, 3 miles from its junction with Highway 49, Sierra Valley Comment
  CAS-BOT-BC54568  Erysimum capitatum Gordon H. True 1971-9-7 7048 Sierra Cold Stream Canyon. On Mount Lola Trail. 2316 Comment
  CAS-BOT-BC54565  Erysimum capitatum Arthur Chan 1981-5-16 57 Sierra 4.1 miles west of 395 along Highway 431. 1524 Comment
  SEINET5342724  Erysimum capitatum var. capitatum H. Hamlin s.n. Sierra Sierra Valley Comment
  CHSC54567  Erythranthe breweri Lowell Ahart 1991-7-22 6679 Sierra Along a small stream in French Meadow, about 1/4 miles south of Henness Pass Road, about 3 miles north-west of Webber Lake. 2133 Comment
  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
  SD61110  Erythranthe floribunda Darley F. Howe 1964-7-28 Sierra 5.5 mi. so. of Gold Lake Lodge, Tahoe Nat. Forest 1829 Comment
  SEINET14291764  Erythranthe guttata B. Hildebrand 1946-6-25 H- 65 Sierra 2 miles W of Calpine. 1524 Comment
  CHSC78272  Erythranthe primuloides Lowell Ahart 2000-7-13 8582 Sierra On damp sand along Negro Creek, west of Burlington, about 2 miles (air) northwest of Middle Waters, about 8 miles (air) northeast of Alleghany. 1584 Comment
  CHSC89493  Erythranthe primuloides G. Douglas Barbe; T. C. Fuller 1973-6-19 1620 Sierra Tahoe National Forest. Hoke Valley, N of Stampede Reservoir (Nevada Co. line), on Stampede Reservoir Rd. 9.75 miles (15.7 km.) N of Interstate Hwy 80 at Boca; 0.5 mile (800 m) S of Smithneck Rd; 9.5 miles (15.3 km.) W of Verdi, NV. [Original lat./long. on label is '39 31 N; 120 5 W']. 1828 Comment
  CAS-BOT-BC502722  Erythronium grandiflorum L. S. Smith 1939-6-8 1757 Sierra Rebel Ridge Range, Tahoe National Forest 701 Comment
  CAS-BOT-BC304415  Eucephalus breweri J. C. Semple; B. A. Suripto; T. Ahmed 1990-8-13 9319 Sierra Yuba Pass Rd (For.Rd-12) S of CA-49, SE of Berry Creek Comment
  CAS-BOT-BC310398  Eucephalus breweri Lewis S. Rose 1934-7-20 34395 Sierra Gold Lake 1950 Comment
  CAS-BOT-BC310401  Eucephalus breweri A. R. Kruckeberg 1954-8-2 3687 Sierra Just 1/2 mi. w of Sierra Buttes lookout, Tahoe N.F. 2438 Comment
  JEPS16784  Eucephalus breweri Rimo Bacigalupi with L. Constance and E. Nasir 1953-9-9 4358 Sierra along road between Webber Lake and Meadow Lake Sierra-Nevada County Boundary, Tahoe National Forest 2133 Comment
  UC1557889  Eucephalus breweri J. Semple, S. Heard 1986-8-13 8404 Sierra w of, (CA-49, campground) Yuba Pass 1737 Comment
  SEINET11836555  Eupatorium occidentale Unknown 1974-1 624 Sierra below Big Rocks, near La Porte, ca 0.5 mi S of Mt. Etna, ca 12 mi NE of La Porte 1829 Comment
  SEINET11850492  Eupatorium occidentale J. G. Lemmon 1874-1 96 Sierra Sierra Co. &c Comment
  JEPS125785  Euphorbia lathyris William Harnach 2015-5-20 1414 Sierra Intersection of Henness Pass Road and the Mountain House Road, approximately 6 miles south of Goodyears Bar by Mountain House Road. Comment
  CAS-BOT-BC310552  Eurybia integrifolia Elmer I. Applegate 1921-9-7 3365 Sierra Gold Lake Comment
  CHSC61776  Eurybia integrifolia Lowell Ahart 1993-9-10 7176 Sierra On the west side and near the end of a poor dirt road that leads to a camp and stream, on the north side of Mount Fillmore, about 1 mile southwest of the dirt road from Gibsonville to Johnsville. 2133 Comment
  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
  UC579594  Festuca idahoensis E. Sawyer 1935-6-4 65 Sierra 5.75 mi n Sattley 1524 Comment
  JEPS110289  Festuca occidentalis Lowell Ahart 2006-6-21 12815 Sierra On the south side of the Foote Road, about 2.7 miles (by road) southwest of Alleghany 1103 Comment
  UCD66157  Festuca occidentalis Freed W. Hoffman 1946-6-11 1841 Sierra Yuba River near San Juan (Cartrights). 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
  SJSU12256  Festuca viridula N. A. Hopkins 1974-8-5 594 Sierra near Packer Lake 1898 Comment
  JEPS123994  Fragaria vesca Lowell Ahart 2015-5-9 20170 Sierra About one mile west of Highway 49, about 2 miles west of Indian Valley. Comment
  CHSC63163  Frangula purshiana Lowell Ahart 1994-7-1 7429 Sierra On the north side of the larger pond, steep rocky slope on the north side of Henness Pass Road, at Keystone Gap, east of Keystone Mountain, about 1 1/2 miles north-east of Middlewaters, about 11 miles (air) north-east of Alleghany. 1889 Comment
  UCD40151  Frangula rubra Rodney Gale Myatt 1971-7-3 1551 -a 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-BC504417  Fritillaria atropurpurea Eugene Carter 1975-6-26 1001 Sierra Grizzly Creek, North Fork Trinity River 1767 Comment
  CAS-BOT-BC508132  Fritillaria recurva William Vortriede 1928-4-15 s.n. Sierra Downieville Comment
  JEPS125817  Galium aparine William Harnach 2013-5-1 1331 Sierra 1.6 miles West of Goodyears Bar on Highway 49 and North of the Ramshorn campground. Comment
  UCR196992  Galium aparine George K. Helmkamp, E. A. Helmkamp 2008-5-20 13487 Sierra Sierra Nevada Mountains Foothills, Henness Pass road, 3.4 miles northeast of Camptonville 1261 Comment
  SJSU11959  Galium bifolium N. A. Hopkins 1973-6-22 562 Sierra near Packer L 1897 Comment
  SEINET12265255  Galium bolanderi J. G. Lemmon 1881-1 s.n. Sierra Downieville Buttes Comment
  SJSU7580  Galium bolanderi M. R. Kempf 1965-7-6 259 Sierra 2.3 mi S of Sierraville on State Rte 89 Comment
  CHSC80971  Galium trifidum var. pusillum Lowell Ahart 2001-8-10 9091 Sierra About 100 feet southeast of the dam, diversion dam across the Little Truckee River (water flows to Sierra Valley), about 100 yards south of Fiberboard Road (Forest Road 18), about 1/8 mile north of Henness Pass Road, about 5 miles (air) east of Webber Lake. 1920 Comment
  CAS-BOT-BC182243  Garrya fremontii C. Hart Merriam 1906-9-28 s.n. Sierra Bassett Roadhouse, W. side Yuba Pass 1600 Comment
  CAS-BOT-BC182244  Garrya fremontii Rimo Bacigalupi 1927-7-2 1614 Sierra along north fork of Yuba River halfway between Downieville and Sierra City Comment
  CAS-BOT-BC192103  Garrya fremontii Mrs. S. Earle Kelley 1919-1-1 s.nn. Sierra Salmon Lake Comment
  CHSC43344  Garrya fremontii Lowell Ahart 1977-4-20 1316 Sierra About 5 miles north-east of Alleghany. 1371 Comment
  POM161773  Garrya fremontii R. C. Bacigalupi 1927-7-2 1614 Sierra Along North Fork of Yuba River, halfway between Downieville and Sierra City. 2073 Comment
  SBBG59829  Garrya fremontii J. G. Lemmon -Jun-1879 Sierra Sierra Valley Comment
  UCD121135  Garrya fremontii John Thomas Howell; Gordon H. True 1969-6-25 45855 Sierra North Fork Yuba River at Bassetts. 1645 Comment
  JEPS124860 Image available Garrya fremontii Laurel Loeblich 1964-6-26 45 Sierra Collected at Lower Sardine Lake on north shore along dirt road. slight south facing slope. 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
  SEINET10453254  Gayophytum Lowell Ahart, Peter Ahart 1983-10-27 Ahart 4493 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
  SJSU14266  Gayophytum humile N. A. Hopkins 1989-6-15 1530 Sierra c. 1.5 mi SW of Calpine, Sierra Valley 1524 Comment
  JEPS31385  Gentiana newberryi W. L. Jepson 1918-8-18 8059 Sierra Lake Independence 2011 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
  UC334406  Gentiana newberryi unknown Oct 1890 Sierra Oleson's ranch Sierra Valley Comment
  CHSC69879  Gentiana newberryi var. tiogana L. P. Janeway; Eric Schroder 1997-8-19 5347 Sierra Tahoe National Forest. Freeman Meadow along Church Creek; about 2.3 mi east of Gold Lake. 2072 Comment
  RSA0063791  Gentianella amarella J. G. Lemmon 1874-1 190 Sierra [No location information provided on label.] 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
  SEINET6702745  Geum macrophyllum var. perincisum F. H. Hillman 1894-1 s.n. Sierra Between Truckee and Lake Tahoe 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
  SD61122  Gilia capitata D. F. Howe 1964-7-27 3875 Sierra 14.3 miles west of Downieville on North Fork of Yuba River, Tahoe National Forest. 762 Comment
  UCR249164  Gilia capitata subsp. mediomontana George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20797 Sierra Northern Sierra Nevada Mountains Foothills, Along CA-49, 1.9 miles NE of the Yuba County line, NE of Camptonville 796 Comment
  HSC16961  Gilia capitata subsp. pedemontana R. Spellenberg 1964-6-14 389 Sierra 3 mi. W of Sierra City on Hwy. 49 Comment
  SEINET12278791  Gilia leptalea J. G. Lemmon 1874-1 185 Sierra Comment
  SEINET12344799  Gilia sinuata J. G. Lemmon 1874-1 s.n. Sierra Comment
  JEPS123991  Githopsis specularioides Lowell Ahart 2015-5-9 20163 Sierra About 100 yards west of Highway 49, about one mile west of Indian Valley. Comment
  CAS-BOT-BC280558  Glyceria elata John Thomas Howell 1969-9-13 46112 Sierra Little Truckee River near outlet of Webber Lake 2042 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
  CAS-BOT-BC303828  Gnaphalium W. R. Dudley 1894-8-1 s.n. Sierra Near Webber Lake Comment
  SEINET10475153  Gnaphalium microcephalum var. thermale Lowell Ahart, Peter Ahart 1983-10-27 Ahart 4471 Sierra North side of Milton Reservoir, near Jackson Meadow Reservoir. Yellow Pine Forest; 1800 m. 1800 Comment
  CAS-BOT-BC302485  Gnaphalium palustre John Thomas Howell 1951-8-21 28273 Sierra Yuba Pass 2042 Comment
  SEINET8770725 Image available Gnaphalium palustre W. Harnach, N. Harnach 1990-8-5 502 Sierra Sierra Valley: Kuaffmans (old box mill) Calpine 1512 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
  UC1609027  Gnaphalium palustre Lowell Ahart 1993-9-10 7178 Sierra about 1 mi sw dirt road from Gibsonville to Johnsville (n side of mt. on w side and near end of poor dirt road that leads to a camp and a stream); Mount Fillmore 2133 Comment
  CAS-BOT-BC302656  Gnaphalium palustre W. Harnach; N. Harnach 1990-8-5 502 Sierra Sierra Valley. Kuaffmans [Kauffmans ?] (old box mill) 1511 Comment
  UC87908  Grindelia hirsutula T. S. Brandegee Sep 1888 Sierra Verdi Comment
Read comments
Aug 21 2007
  SEINET8770820 Image available Grindelia squarrosa I. LaRivers 1969-7-25 s.n. Sierra Verdi Comment
  UC196513  Gutierrezia sarothrae unknown 1880-8-1 Sierra Sierra Valley Comment
  SEINET12328018  Gymnosteris parvula J. G. Lemmon 1874-1 s.n. Sierra Comment
  SEINET12615446  Hackelia floribunda W. Harnach, N. Harnach 1991-7-7 619 Sierra Sierra Valley, Yuba Pass. 2042 Comment
  SEINET11744502  Hackelia micrantha W. Harnach, N. Harnach 1990-6-30 456 Sierra Yuba Pass. 2042 Comment
  SJSU5208  Hackelia micrantha N. A. Hopkins 1968-6-30 142 Sierra 0.25 mi N of Packer L 1859 Comment
  NY178931  Haplopappus paniculatus var. stenocephalus J. G. Lemmon 1874-1 98 Sierra Sierra Co. &c. Comment
  CAS-BOT-BC508220  Hastingsia alba Charlotte Pyle 1978-7-26 s. n. Sierra Darlingtonia site' Comment
  UCD138411  Hastingsia alba R. O. Hanes 1995-7-17 275 Sierra Tahoe Forest, Road 98-3, lower spur. 1780 Comment
  OBI28470  Hazardia whitneyi J. & B. Sample, B. Sample 1981-8-27 5723 Sierra Hwy 89, 1.5 mi from Calpine Comment
  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
  UC614540  Helianthella californica subsp. nevadensis L. Constance 1938-6-9 2301 Sierra junction of of North and South Forks of the North Fork of the Yuba River Sierra City 1371 Comment
  CAS-BOT-BC314705  Helianthella californica var. californica Catherine Best 1982-7-12 752 Sierra Gold Lake, Sierra Nevada 1950 Comment
  CAS-BOT-BC314809  Helianthella californica var. nevadensis Lewis S. Rose 1934-7-15 34366 Sierra Gold Lake 1950 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
  SEINET11196756 Image available Helianthella californica var. nevadensis M. J. Williams, B. Trowbridge, G. H. True Jr, A. Tiehm 1977-7-26 77- 48 -1 Sierra Independence Lake 2118 Comment
  CAS-BOT-BC314814  Helianthella californica var. nevadensis P. B. Kennedy; S. B. Doten 1901-1-8 130 Sierra Webber Lake Comment
  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-BC305564  Helianthus bolanderi T. C. Fuller 1980-8-13 20327 Sierra West side of Hwy 89, 1.3 km. north of junction with Hwy 49, 2.74 km. north of Sattley Comment
  RSA125608  Helianthus bolanderi E. K. Balls 1957-6-11 22625 Sierra Hgt.. to 3'; grown in Botanic Garden from seed collection Oct. 9 1952, by E.K. Balls and P.C. Everett, 6.7 miles n. of Sierraville, Hwy. 89, 1.9 miles. n. of jct. hwys. 49 & 89; 1280 Comment
  SJSU9814  Hemizonella minima C. W. Sharsmith 1982-5-30 8664 Sierra 2 mi N of Sattley on Sattley-Beckwourth Rd, Sierra Valley 1524 Comment
  SEINET12279752  Hesperochiron californicus J. G. Lemmon 1874-1 177 Sierra Comment
  SEINET12279753  Hesperochiron californicus J. G. Lemmon s.n. Sierra Sierra Valley Comment
  SEINET5498654  Hesperochiron californicus L. T. Cheney 1961-5-16 s.n. Sierra 5 miles NW of Boca Dam 1524 Comment
  UCD23343  Hesperochiron californicus E. W. Jameson 1949-4-28 s.n. Sierra Sierra Valley. 1493 Comment
  HSC15820  Hesperolinon micranthum R. G. Means 1962-6-22 7 Sierra 4 mi. W of Downieville, Hwy. 49 832 Comment
  JEPS124544 Image available Hesperolinon micranthum J. Norris 1968-6-27 14 -B #48 Sierra Goodyear's Bar. Junction of Goodyear Bar Road and Hwy #49. Comment
  UCD110554  Hesperolinon micranthum P. B. Schultz 1967-6-30 24 Sierra State Highway 49 at Goodyears Bar turnoff. Comment
  SEINET12283543  Heterocodon rariflorum J. G. Lemmon 1874-1 138 Sierra Comment
  CHSC45968  Heuchera micrantha var. erubescens Lowell Ahart 1976-5-22 1127 Sierra At the water trough, along the edge of Goodyears Bar Road, about 2 air miles south of Goodyears Bar. 914 Comment
  JEPS87612  Heuchera micrantha var. erubescens Lowell Ahart 1994-7-1 7430 Sierra about 1 1/2 mi ne Middlewaters (e of Keystone Mountain, n side of Henness Pass Road at Keystone Gap, about 11 mi (air) ne of Alleghany); ne of Middlewaters, e of Keystone Mountain, Keystone Gap 1889 Comment
  RSA0062984  Heuchera micrantha var. erubescens George K. Helmkamp, E. A. Helmkamp 2009-5-28 14857 Sierra Along CA-49, 1.8 miles north of the Yuba County line. 884 Comment
  CAS-BOT-BC425304  Heuchera rubescens H. Albert Barker 1926-7-8 299 Sierra Gold Lake Ridge 2042 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
  RSA286284  Hieracium albiflorum R. F. Thorne 1974-7-30 45026 Sierra Tahoe National Forest: Goose, Haven and Snag Lakes area. 2058 Comment
  SEINET8584712 Image available Hieracium greenei W. Harnach 2015-7-1 1426 Sierra 3 miles off of Henness Pass Road on FS Road 98. Harris Meadows 1786 Comment
  UCR12045  Hippuris vulgaris Coleta A. Lawler 1968-7-2 166 Sierra Sierra Nevada Mtns., 3.9 mi NW of Sierraville. Right turn on Sattley-Beckworth [Westside] Rd, 1.1 mi NE from Hwy 49 intersection 1509 Comment
  SJSU3583  Hippuris vulgaris M. D. Fleschner 1965-7-6 Sierra 1.2 mi N of Sattley on Sattley-Calpine [Beckwourth] Rd, Sierra Valley 1493 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
  NY11992  Homalobus plummerae J. G. Lemmon 1875-1 622 Sierra Comment
  CAS-BOT-BC285076  Hordeum marinum subsp. gussoneanum Lowell Ahart 1977-5-31 s.n. Sierra 6 miles west of Alleghany 1500 Comment
  CHSC80964  Horkelia fusca subsp. parviflora Lowell Ahart 2001-8-10 9100 Sierra About 200 feet southwest of the dam, diversion dam across the Little Truckee River (water flows to Sierra Valley), about 150 yards south of Fiberboard Road (Forest Road 18), about 1/8 mile north of Henness Pass Road, about 5 miles (air) east of Webber Lake. 1920 Comment
  SEINET6758740  Horkelia fusca var. brownii W. Harnach, N. Harnach 1989-5-21 106 Sierra E of Calpine, Calpine Ranch (home), Sierra Valley 1506 Comment
  SJSU11972  Hosackia stipularis N. A. Hopkins 1975-7-24 717 Sierra near Alleghaney 1219 Comment
  SEINET5499970  Hydrophyllum capitatum var. alpinum K. Genz 1979-5-23 9123 Sierra Turning south at forest boundary, Long Valley Road, travel Mitchell Canyon Road for 2.3 miles 1817 Comment
  UC614682  Hydrophyllum occidentale L. Constance 1938-6-9 2305 Sierra 2.4 mi nw Sattley (e side of Yuba Pass); Yuba Pass 1524 Comment
  RSA8021  Hydrophyllum occidentale H. A. Barker 1927-6-24 734 Sierra Packer Lake. 1982 Comment
  SEINET5518746  Hydrophyllum occidentale var. watsonii W. Harnach, N. Harnach 1990-6-30 431 Sierra Sierra Valley, Yuba Pass 2042 Comment
  UC1122118  Hypericum perforatum A. Lewis 1934-9-27 534 Sierra Sailor Ravine Tahoe Nat'l Forest, Downieville Quad., Sailor Ravine Comment
  UCR249165  Hypericum perforatum George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20796 Sierra Northern Sierra Nevada Mountains Foothills, Along CA-49, 1.9 miles NE of the Yuba County line, NE of Camptonville 796 Comment
  SJSU4999  Ipomopsis aggregata N. A. Hopkins 1968-6-30 140 Sierra 0.25 mi N of Packer L 1859 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
  CAS-BOT-BC88645  Isatis tinctoria T. C. Fuller 1962-6-14 9014 Sierra North side of Highway 49 to Sierraville, 1.8 mile west of Loyalton. Comment
  CHSC63105  Isoetes bolanderi Lowell Ahart 1994-7-1 7426 Sierra On the north side of Henness Pass Road, at Keystone Gap, east of Keystone Mountain, about 1 1/2 miles north-east of Middlewaters, about 11 miles (air) morth-east of Alleghany. 1889 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
  JEPS125661  Isoetes nuttallii William Harnach 2013-5-14 1347 Sierra 2.4 miles west of Highway 89 Main Street intersection, Calpine on Forest Road 52. Comment
  CHSC78325  Isolepis setacea Lowell Ahart 2000-6-15 8478 Sierra Along the road gutter, near Gleason Spring, on the north side of the Henness Pass Road, about 1 mile west of the intersection of Mountain House Road and Henness Pass Road, about 3 miles (air) northwest of Forest, about 4 miles (air) northwest of Alleghany. 1463 Comment
  JEPS94415  Isolepis setacea Vernon Oswald and Lowell Ahart 1997-8-19 8818 Sierra Highway 49 ca. 2 mi w of Goodyears Bar (0.2 mi w of Ramshorn Campground); Highway 49 792 Comment
  CAS-BOT-BC137409  Ivesia aperta James R. Shevock 1985-7-6 11314 Sierra Sierra Valley. Along Californica highway 49 just south of Rice Hill, 4.3 miles northeast of highway junctions 49 & 89 at Sierraville 1650 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
  RSA789653  Ivesia aperta James R. Shevock 1985-7-6 11314 Sierra Sierra Valley. Along California Hwy 49 just south of Rice Hill, 4.3 mi NE of hwy junctions 49 and 89 at Sierraville. 1650 Comment
  CAS-BOT-BC137414  Ivesia aperta W. Harnach; N. Harnach 1989-7-30 236 Sierra Sierra Valley. Intersection of Hwy 49 and Fillipini Rd. on the south side of Hwy. 1497 Comment
  UC1560861  Ivesia aperta var. aperta W. and N. Harnach 1989-7-30 237 Sierra s side of highway Hwy. 49 at the point with the Robinson Barn; Sierra Valley 1493 Comment
  UC1560863  Ivesia aperta var. aperta W. and N. Harnach 1989-7-30 235 Sierra 0.1 mi w Lombarbi point (on s side of Hwy 49); Sierra Valley 1490 Comment
  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
  CHSC67696  Ivesia aperta var. canina James D. Jokerst 1989-7-14 3139 C Sierra Dog Valley, W and adjacent to main road in Dog Valley, due W of outflow of Dog Creek from Dog Canyon. 1737 Comment
  RSA294720  Ivesia aperta var. canina M. J. Williams 1979-6-13 79- 75 -1 Sierra Mitchell Canyon road into Dog Valley Comment
  RSA297776  Ivesia aperta var. canina Barbara Ertter, J. Strachan, A. Tiehm, M. Williams 1979-6-13 2767 Sierra Dog Valley, Mitchell Canyon Road, Toiyabe Nat'l Forest W of Reno. Comment
  RSA788087  Ivesia aperta var. canina James R. Shevock, Barbara Ertter 1986-6-1 11528 Sierra Toiyabe National Forest. Dog Valley, 6.1 miles west of Verdi and less than 1.5 mile from the Forest Service Guard Station. 1800 Comment
  SJSU13867  Ivesia aperta var. canina N. A. Hopkins 1986-7-29 1333 Sierra 0.25 mi ESE of Forest Sevice Guard Station in Dog Valley Comment
  UC1585842  Ivesia aperta var. canina Barbara Ertter with James R. Shevock 1986-6-1 6295 Sierra 0.3 mi n of turnoff Dog Valley Ranger Station (ca 5 air mi nw of Verdi (NV)) 1828 Comment
  UC477535  Ivesia aperta var. canina L. S. Smith 1931-6-29 2568 Sierra Dog Valley; Tahoe National Forest 1981 Comment
  UCD113580  Ivesia aperta var. canina Dean Wm. Taylor; Glenn Clifton 1990-6-26 11190 Sierra Dog Valley, NW of Verdi. 1800 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-BC142355  Ivesia sericoleuca Wayne Dakan; Charlotte Pyle 1977-7-22 s.n. Sierra Northwest of Sierraville - Sierra Nevada Comment
  CAS-BOT-BC142356  Ivesia sericoleuca James R. Shevock 1987-6-27 11801 Sierra Tahoe National Forest along county road S450, southeast side of Kyburz Flats - Western slope of the Northern Sierra Nevada 1828 Comment
  CAS-BOT-BC142359  Ivesia sericoleuca Gordon H. True; John Thomas Howell 1970-7-14 5501 Sierra Crystal Peak loop road ca. 0.5 mile west of Dog Valley Road near Dog Valley Campground - Sierra Nevada 1950 Comment
  CAS-BOT-BC142398  Ivesia sericoleuca Margaret J. Williams 1979-6-13 79- 75 -1 Sierra Mitchell Canyon Road into Dog Valley 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
  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
  SEINET223066  Ivesia sericoleuca M. J. Williams 1979-6-13 79751 Sierra Mitchell Canyon Road into Dog Valley. Comment
  UC1533140  Ivesia sericoleuca G. Schoolcraft 1986-7-2 1647 Sierra about 2 mi n Calpine Airport 1493 Comment
  UC1748298  Ivesia sericoleuca James D. Jokerst 1985-7-22 2525 Sierra 899 Comment
  UC585094  Ivesia sericoleuca E. B. Babcock, G. L. Stebbins Jr. 1936-6-3 1678 Sierra on road to Loyalton (e side of Sierra Valley); Sierra Valley 1615 Comment
  UC717962  Ivesia sericoleuca David D. Keck 1944-7-8 5413 Sierra 1.5 mi n Sattley (on the Feather River road); Sierra Nevada, Sierra Valley 1524 Comment
  SEINET11911567  Ivesia sericoleuca J. G. Lemmon 1874-1 71 Sierra Sierra Co., &c., Comment
  SEINET10771312  Ivesia webberi Sarah Plummer Lemmon 1874-1 Sierra Comment
  CAS-BOT-BC110013  Juncus W. Harnach; N. Harnach 1990-5-13 315 Sierra Sierra Valley. Martinetti Ranch. 1517 Comment
  JEPS112949  Juncus acuminatus Dean W. Taylor 2001-8-2 17892 Sierra tailings pond north of Poverty Hill townsite, along Forest Road 21N11 0.9 miles North from junction of County Road 691 (the northernmost of three ponds at the site) 1341 Comment
  SEINET6336307  Juncus balticus W. Harnach, N. Harnach 1991-7-4 607 Sierra 0.5 miles S of Sattley, Martinetti Ranch. 1512 Comment
  JEPS124659 Image available Juncus balticus Reinhard Jockel 1969-7-3 34 Sierra Kyburz Marsh 2 miles east of highway 89, several miles N of Little Truckee Bridge. Comment
  RSA252413  Juncus balticus subsp. ater Robert F. Thorne, C. W. Tilforth 1969-9-6 39198 Sierra Moist margin of Haven Lake (between Goose and Snag Lakes). 1951 Comment
  CHSC60616  Juncus confusus L. P. Janeway 1984-8-19 1050 A Sierra Meadow at the second switchback down the road from Packers Saddle towards packer Lake. 1981 Comment
  UC1609355  Juncus drummondii Lowell Ahart 1993-9-10 7200 Sierra about 1 mi sw of the dirt road from Gibsonville to Johnsville (about 1/4 mi s of where the poor dirt road ends at stream, camp and water ditch, on n side of Mt. Fillmore); Mt. Fillmore 2225 Comment
  CHSC105783  Juncus ensifolius Lowell Ahart 2010-9-15 17183 Sierra Along the west side of a poor road, about 15 yards north of the first pond, about 20 yards northwest of the cabin, about 50 yards southwest of the middle pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak. 2134 Comment
  CHSC49614  Juncus ensifolius Vernon Oswald 1984-6-25 1314 Sierra La Porte-Quincy Rd., about 7 mi n-e of La Porte. On the edge of a meadow. 1737 Comment
  CHSC60617  Juncus ensifolius L. P. Janeway 1984-8-25 1091 Sierra Lakes Basin; at Snag Lake. 2026 Comment
  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
  SJSU13866  Juncus ensifolius N. A. Hopkins 1984-9-4 1245 Sierra Coburn Lake near Berry Cr 6 mi S of Yuba Pass Comment
  CHSC61894  Juncus hemiendytus var. hemiendytus Lowell Ahart 1993-9-10 7180 Sierra In a small meadow, near red rock outcrops, on the wst 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
  RSA304312  Juncus hemiendytus var. hemiendytus Barbara Ertter, Jeffrey L. Strachan, A. Tiehm, Margaret J. Williams 1979-6-13 2765 Sierra Dog Valley on Mitchell Canyon Road, Toiyabe National Forest, W of Reno. Comment
  UCD141544  Juncus hemiendytus var. hemiendytus Barbara Ertter; J. Strachan, A. Tiehm, M. Williams 1979-6-13 2765 Sierra Dog Valley on Mitchell Canyon Road, Toiyabe National Forest west of Reno. Comment
  UCR257657  Juncus mexicanus George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-7-22 19457 Sierra Northern Sierra Nevada Mountains, Henness Pass Road, 1.1 mile east of its junction with CA-89 at the north end of Kyburz Flat 1907 Comment
  CHSC66827  Juncus nevadensis Vernon H. Oswald; Lowell Ahart 1996-8-19 8207 Sierra Northern High Sierra Nevada. Yuba Pass-Weber Lake Rd. (Forest Rt. 12) at Long Valley Creek, 1.3 mi S of the road to Bassetts. In a meadow along the creek. 2225 Comment
  JEPS88196  Juncus nevadensis Vernon H. Oswald and Lowell Ahart 1996-8-19 8207 Sierra Yuba Pass-Weber Lake Rd. (Forest Rt. 12) 1.3 mi s road to Bassetts (at creek); Northern High Sierra Nevada, Long Valley Creek 2225 Comment
  RSA252442  Juncus nevadensis Robert F. Thorne, C. W. Tilforth 1969-9-6 39199 Sierra Moist margin of Haven Lake (between Goose and Snag Lakes). 1951 Comment
  RSA716408  Juncus nevadensis L. Ahart 2005-8-30 12345 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. 2033 Comment
  SD147646  Juncus nevadensis Gordon H. True 1971-9-7 7031 Sierra Stringer on slope west of large meadow in Cold Stream Canyon, ca. 3.5 miles south of Perazzo meadows. Common in damp soil. 2377 Comment
  SEINET9370932  Juncus nevadensis Unknown 2009-6-8 Sierra Sierra Valley, Roen Ranch, along Westside Rd, ca. 2 km N of the intersection of Westside and Calpine Roads, ca. 1 km E of Westside Rd. Grassland with Artemisia tridentata. Comment
  CHSC108471  Juncus nevadensis var. nevadensis Lowell Ahart 2011-9-23 17717 Sierra Along a small wash, on the north side of the dirt road in French Meadow, about 100 yards south of Hennas Pass Road, north part of French Meadow, about 3 miles (air) northwest of Webber Lake. 2040 Comment
  CHSC47570  Juncus orthophyllus Lowell Ahart 1977-7-31 1510 Sierra In a bog, about 2 miles north of Scales. 1280 Comment
  UC1256267  Juncus orthophyllus R. K. Gierisch 1969-8-25 3580 Sierra Tahoe Forest/Expt. Area 2072 Comment
  CHSC52964  Juncus parryi L. P. Janeway 1989-8-10 3576 Sierra Plumas National Forest. NE'ern slopes between Haskell Pk and Hwy 89/Sulphur Cr. 2225 Comment
  JEPS125794  Juncus parryi William Harnach 2000-7-4 940 Sierra Approximately 0.5 miles North of Coburn Lake at the end of access road. Comment
  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
  RSA304316  Juncus tiehmii Barbara Ertter, Jeffrey L. Strachan, A. Tiehm, Margaret J. Williams 1979-6-13 2766 Sierra Dog Valley on Mitchell Canyon Road, Toiyabe National Forest, W of Reno. Comment
  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-BC85312  Juniperus occidentalis Albert H Barker 1926-7-25 150 Sierra Gold Lake near outlet 1958 Comment
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Oct 7 2018
  CAS-BOT-BC85315  Juniperus occidentalis John Thomas Howell; Gordon H. True 1970-7-13 5461 Sierra Eagle Lakes Rd at Fordyce Creek Trail ca. 2 mi. north of Indian Springs Campground 1661 Comment
  CHSC45834  Juniperus occidentalis Lowell Ahart 1961-10-15 5 Sierra About 2 miles north of Milton Dam. 2133 Comment
  HSC1279  Juniperus occidentalis R. G. Means 1962-6-19 5 Sierra Hwy. 89 1.5 mi. N of bridge over Little Truckee River River 1677 Comment
  UC1134334  Juniperus occidentalis A. Lewis 1934-11-7 547 Sierra 4.5 mi n Sierraville; Plumas National Forest, Sierraville Quad. 1493 Comment
  NY19871  Juniperus occidentalis 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
  UCR3783  Juniperus occidentalis subsp. australis Frank C. Vasek 1964-9-12 640912- 02 Sierra On a small dirt road 1.2 mi east of its junction w/ Calif. Hwy 49 at Loyalton 1537 Comment
  SEINET11058381  Juniperus occidentalis var. occidentalis D. Charlet, T. Charlet 1996-7-14 2297 Sierra Bald Mountain Range, Babbitt Peak Lookout Road. 2621 Comment
  CHSC37207  Keckiella breviflora var. breviflora L. Ahart 1982-7-28 3684 Sierra Ca. 1.3 mi of a stem. Ca. 1/4 mi n of Pacific Mine, ca. 5 mi e of LaPorte. 1700 Comment
  UC1238917  Keckiella breviflora var. glabrisepala Freed W. Hoffman 1946-6-12 916 Sierra near Sierra City (Highway 49); Sierra Nevada Comment
  CAS-BOT-BC237817  Keckiella lemmonii Catherine Best 1982-7-12 736 Sierra Herrington's, Sierra City 1219 Comment
  UC336298  Keckiella lemmonii J. G. Lemmon 1877-8-30 208 Sierra side of Downieville Buttes; Sierra Valley Comment
  RSA238886  Kelloggia galioides Frederick W. Oettinger 1967-8-21 304 Sierra Just about 10 yds NW of the Pine Lake Campsite at the NW side of the Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1921 Comment
  UCD135682  Kyhosia bolanderi Bruce G. Baldwin 1985-8-25 506 Sierra immediately north of Yuba Pass, California State Highway 49. 2057 Comment
  UCR257785  Lactuca serriola George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-7-23 19510 Sierra Northern Sierra Nevada Mountains, Stampede Dam Road, 1.7 miles north of the Nevada County line, just east of Stampede Reservoir 1770 Comment
  JEPS36696  Lactuca tatarica subsp. pulchella J. G. Lemmon Sierra Sierra Valley Comment
  CAS-BOT-BC341452  Lagophylla ramosissima W. Harnach; N. Harnach 1990-8-2 501 Sierra Sierra Valley. Near gate to Fisher field 1498 Comment
  CDA11860  Lathyrus brownii G. F. Hrusa, J. Jokerst 1991-7-5 8560 A Sierra Sierra Valley Region; Antelope Valley approx. 3 m. above Sierra Valley. Comment
  SEINET5327316  Lathyrus lanszwertii var. brownii A. D. Bruner 1962-5-9 s.n. Sierra SW Dog Valley 1829 Comment
  SEINET5327352  Lathyrus lanszwertii var. brownii P. A. Lehenbauer 1935-5-21 s.n. Sierra Balls Canyon Comment
  SEINET6658648  Lathyrus sulphureus Duane Isely 1965-5-29 9655 a Sierra Adjacent to Yuba river, below state #49, east of Downieville.; 0 Comment
  CAS-BOT-BC321063  Layia glandulosa H. M. Hall; E. B. Babcock 1903-6-16 4089 Sierra Shasta Valley (Mount Shasta region) 914 Comment
  SEINET10482514  Ledum glandulosum John G. Lemmon 1874-1 Lemmon 143 Sierra Comment
  SEINET8655818  Lemna gibba W. Harnach 2015-10-13 1463 Sierra 6.3 miles west of Loyalton on Hwy 49. 1501 Comment
  CAS-BOT-BC534400  Lemna gibba Malcolm A. Nobs; S. Galen Smith 1949-8-20 1495 Sierra 0.5 mile west of Loyalton on road to Sierraville, Sierra Valley Comment
  JEPS125700  Lemna minor William Harnach 2015-10-6 1452 Sierra 0.30 miles east of Highway 49 on Lemmon Canyon road, east of Sierraville. Comment
  JEPS125712  Lemna minuta William Harnach 2015-10-13 1461 Sierra 2.4 miles West of Loyalton (intersection of Hill St and Highway 49) on North side of Highway 49. Comment
  CAS-BOT-BC534933  Lemna minuta S. Galen Smith; Malcom A. Nobs 1949-8-20 1495 Sierra Marshy pasture about 0.5 mile west of Loyalton on road to Sierraville, Sierra Valley. Comment
  SEINET12277323  Lepechinia calycina J. G. Lemmon 1874-1 s.n. Sierra no further locality, Sierra Co., &c Comment
  CAS-BOT-BC88746  Lepidium appelianum T. C. Fuller 1963-6-12 10668 Sierra Sierra Valley. North side of Highway 49 to Sierraville, 1.0 mile west of Loyalton. Comment
  CHSC81013  Lepidium campestre Lowell Ahart 2001-8-10 9092 Sierra About 20 feet south of the dam, diversion dam across the Little Truckee River (water flows to Sierra Valley), about 100 yards south of Fiberboard Road (Forest Road 18), about 1/8 mile north of Henness Pass Road, about 5 miles (air) east of Webber Lake. 1920 Comment
  CHSC94151  Lepidium campestre Lowell Ahart 2006-6-21 12842 Sierra On the west side of the road, about 3 1/2 miles (by road) northwest of Forest. 1421 Comment
  CAS-BOT-BC88856  Lepidium campestre Alice Eastwood 1918-6-29 7802 Sierra Loyalton. Comment
  JEPS125768  Lepidium virginicum subsp. menziesii William Harnach 2014-6-8 1389 Sierra Townsite of Calpine, behind 208 Coates Ave. Comment
  CHSC66800  Lepidium virginicum var. pubescens Vernon H. Oswald; Lowell Ahart 1996-8-19 8233 Sierra Northern High Sierra Nevada. Road to Lake of the Woods 1.0 mi N of Forest Rt. 07, NE of Webber Lake. Roadside. 2194 Comment
  UCD40245  Leptosiphon ciliatus Rodney Gale Myatt 1972-6-1 1586 Sierra Wild Plum Road, off of Hwy 49 and east of Sierra City. 1450 Comment
  SJSU13881  Leptosiphon ciliatus N. A. Hopkins 1986-7-1 1350 Sierra 1 mi S of Calpine 1524 Comment
  SEINET14168177  Leptosiphon harknessii P. B. Kennedy, S. B. Doten 1901-7-8 114 Sierra East of Webber Lake Comment
  CAS-BOT-BC334605  Leucanthemum vulgare Lowell Ahart 1981-7-24 2993 Sierra 0.5 mile north of Queen City 1700 Comment
  CAS-BOT-BC59623  Leucothoe davisiae R. F. Thorne; C. W. Tilforth 1969-9-6 39206 Sierra Goose Lake, se. of Gold Lake. 1950 Comment
  UCD117529  Leucothoe davisiae J. M. Tucker 1974-9-14 4339 Sierra Adjacent to Rock Creek, 3/4 mile northeast of Scales. 1371 Comment
  CAS-BOT-BC233818  Lewisia cantelovii Virginia Storz 1961-7-1 s.n. Sierra Highway 49 Bridge over N Fork Yuba River, south side of river, Sierra Nevada Comment
  CAS-BOT-BC123021  Lewisia kelloggii subsp. hutchisonii Paul C. Hutchinson; R. C. Bacigalupi 1982-7-1 8105 Sierra Saddleback mountain; forestry road ca 9 mi N of Downieville, west of summit at junction with a side road to the NW 1828 Comment
  CHSC109550  Lewisia kelloggii subsp. hutchisonii L. P. Janeway; B. Castro 2012-6-16 10873 Sierra Northern High Sierra Nevada. Tip of a short southeastern spur of Gibsonville Ridge, 1.1 km north-northwest of Gibsonville. 1885 Comment
  UC1755267  Lewisia kelloggii subsp. hutchisonii D. W. Taylor 2004-6-9 19090 Sierra Lafayette Ridge, eastern flanks, watershed south fork Kanaka Creek Comment
  CHSC61796  Lewisia nevadensis Lowell Ahart 1993-9-10 7205 Sierra Meadow, about 1/4 mile south of where the poor dirt road ends at the stream, camp and water ditch, on the north side of Mount Fillmore, about 1 mile south-west of the dirt road from Gibsonville to Johnsville. 2225 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
  CHSC73426  Lewisia triphylla B. Castro; L. Gehrung, H. Durio 1995-9-14 635 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. 2087 Comment
  UC1136696  Lewisia triphylla H. S. Yates 1935-6-29 12109 Sierra 1 mi n Gold Lake; Plumas National Forest, Downieville qudrangle Comment
  CAS-BOT-BC444496  Lewisia triphylla Lowell Ahart 1978-9-26 s.n. Sierra On north side of Mt. Fillmore. 2200 Comment
  CAS-BOT-BC444499  Lewisia triphylla Catherine Best 1981-6-18 s.n. Sierra Near Packers Lake Comment
  CDA32460  Leymus cinereus T. C. Fuller 1963-7-17 10932 Sierra North side of Dog Valley Rd., 1.0 miles northwest of Verdi, Nevada, just west of stateline in Sierra County. 0 Comment
  JEPS68586  Leymus triticoides W. L. Jepson 1918-8-18 8048 Sierra Sierra Valley 1524 Comment
  CDA32476  Leymus triticoides T. C. Fuller 1963-7-17 10931 Sierra North side of Dog Valley Rd., 1.0 miles northwest of Verdi, Nevada, just west of stateline in Sierra County. 0 Comment
  CHSC73907  Ligusticum grayi B. Castro; M. A. Griggs, Plumas NF botanists 1997-7-10 774 Sierra Bunker Hill Ridge, on highest ridge crest SE of Duck Soup Pond, along Pacific Crest Trail. On mid-slope of northeast face (leeward side) of wind-swept volcanic scree ridge. 2133 Comment
  JEPS125791  Ligusticum grayi William Harnach 2012-7-30 1273 Sierra Approximately 1 mile south of Forest Road 09, on Road 0913. 1.5 air miles SE of Haskell Peak, Tahoe National Forest. Comment
  JEPS16564  Ligusticum grayi W. L. Jepson 1934-8-3 16838 Sierra 2 mi. e. Bassett sta. (Pioneer rd. sta., N. Fork Yuba R.); N. Fork Yuba R., Pioneer rd. sta. 1706 Comment
  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
  UC1100167  Lilaea scilloides Herbert L. Mason 1953-7-7 14556 Sierra Calpine Junction Comment
  UC54197  Lilium columbianum H. M. Hall and E. B. Babcock Jul 1903 4517 Sierra Yuba Pass Sierra Nevada Mountains (North Fork of North Fork of Yuba River) 1889 Comment
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Dec 13 2006
  CAS-BOT-BC508264  Lilium columbianum H. Albert Barker 1926-7-3 37 Sierra Gold Lake 1953 Comment
  JEPS125652  Lilium pardalinum Shuxiao Zhang 2015-7-8 011 Sierra On property south of Packer Lake and west of Tamarack Lakes, in Tahoe National Forest area. Comment
  UC843976  Lilium pardalinum Mrs. E. C. Sutliffe Jul 1918 Sierra Salmon Lake Comment
  HSC15587  Lilium pardalinum subsp. pardalinum R. G. Means 1962-6-22 19 Sierra 5.5 mi. E of Downieville, Hwy. 49 951 Comment
  CAS-BOT-BC133039  Lilium washingtonianum subsp. washingtonianum H. Albert Barker 1926-7-30 159 Sierra Gold Lake - east side of Indian Head Peak 2072 Comment
  UC1562335  Limosella aquatica Vernon Oswald and Lowell Ahart 1990-7-25 4387 Sierra ca 1 mi w of Balls Ranch ca 0.25 mi s Staverville Rd 1935 Comment
  SJSU14242  Limosella subulata N. A. Hopkins 1989-5-27 1499 Sierra by Loyalton-Beckwourth Rd near junction with Marble Hot Springs Rd 1524 Comment
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Nov 5 2007
  SEINET14377043  Linanthus pungens P. B. Kennedy, S. B. Doten 1901-7-8 104 Sierra [Sierra Nevada] Webber Falls, face of cliff below Comment
  CHSC81056  Linaria dalmatica subsp. dalmatica Lowell Ahart 2001-8-14 9165 Sierra On the east margin of Henness Pass Road, about 1 mile west of Cornish Flat, about 2 1/2 miles (air) southeast of Bald Mountain, about 3 1/2 miles (air) northeast of Alleghany. 1524 Comment
  JEPS113945  Linaria dalmatica subsp. dalmatica W. and N. Harnach 2000-6-14 907 Sierra Sierra Valley approx. 1 mile south of the intersection od Smithneck Road and Hwy 49 in Loyalton CA. Comment
  CAS-BOT-BC240382  Linnaea borealis subsp. longiflora Lowell Ahart 1970-7-5 s.n. Sierra At Poverty 1066 Comment
  CHSC11387  Linnaea borealis var. longiflora Lowell Ahart 1970-7-5 Sierra At Poverty 1066 Comment
  JEPS124547 Image available Linum lewisii J. Yamanaka 1965-7-6 93 Sierra 1 mile W. of Little Truckee River, Highway 89. Comment
  UCD110589  Linum lewisii Tim Metcalf 1973-5-27 97 Sierra 1 mile west of Loyalton on State Highway 49. 1493 Comment
  NY39603  Linum micranthum J. G. Lemmon 1874-1 32 Sierra Comment
  UC1609354  Listera convallarioides Lowell Ahart 1993-9-10 7199 Sierra about 1 mi sw dirt road from Gibsonville to Johnsville (about 100 yards sw of the stream, camp and water ditch at end of a poor dirt road, n side of mountain); Mount Fillmore 2133 Comment
  SEINET6032228  Lithophragma glabrum W. Harnach, N. Harnach 1989-4-11 018 Sierra Sierra Valley, 0.5 miles E of Calpine, Calpine Ranch (home) 1506 Comment
  POM308865  Lithophragma glabrum Betty J. Jorgensen 1944-6-22 479 Sierra Along Little Truckee River, on road between Independence and Webber Lakes. Comment
  RSA7998  Lithophragma glabrum H. A. Barker 1927-6-28 753 Sierra Gold Lake. 1982 Comment
  SEINET6032182  Lithophragma glabrum L. L. Killinger 1962-5-9 s.n. Sierra Southwest end of Dog Valley 1829 Comment
  SD241181  Lithophragma heterophyllum George K. Helmkamp, E. A. Helmkamp 2011-6-9 17552 Sierra Northern Sierra Nevada MountainsFoothills: 7.1 miles north of Camptonville along CA-49, about 2.5 miles north of the Yuba C. line (Strawberry Valley 7.5'Q) 808 Comment
  CAS-BOT-BC443349  Lithophragma parviflorum D. E. Breedlove 1962-6-13 3487 Sierra along State Highway 89, 9.3 miles north of Sierraville 1524 Comment
  CHSC1650  Lithophragma tenellum V. Holt 1942-7-18 Sierra Gold Lake. 1950 Comment
  SJSU5392  Lithophragma tenellum N. A. Hopkins 1970-5-11 324 Sierra NE of Packer L 1889 Comment
  SEINET12706588  Lithospermum ruderale K. E. Bradshaw 1942-5-21 KB 418 Sierra On old Trosi Ranch, 3 miles SW of Purdy. 1676 Comment
  SEINET12275353  Lithospermum ruderale J. G. Lemmon 1874-1 s.n. Sierra Comment
  CHSC67147  Lomatium macrocarpum James D. Jokerst; Tom Young 1991-5-9 3265 Sierra Golden Dome Mine Project Site in the S end of Antelope Valley, E of Sierra Valley. 1645 Comment
  JEPS110048  Lomatium macrocarpum Lowell Ahart 2006-6-21 12835 Sierra About 30 yards west of the road, about 2 1/2 miles (by road) west of Forest 1397 Comment
  UC584310  Lomatium macrocarpum G. L. Stebbins Jr. and J. A. Jenkins 1937-5-22 2133 Sierra ca. 3 1/2 mi. e. Loyalton 1600 Comment
  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
  UC1561958  Lomatium nevadense var. parishii Barbara Ertter with Tahoe Chapter CNPS 1987-6-27 7211 Sierra ca. 12 airmiles n. Truckee (head of Little Truckee R., ca. 1.5 mi. e. of Hwy. 89 on Tahoe Nat'l Forest Rd S450, upper end of flat n. of rd., Kyburz Flat); Kyburz Flat 1920 Comment
  SEINET215145  Lomatium nudicaule Lee Smith, WB McHenry 1970-6-10 Sierra At roadside ca 3 miles northwest of Sierraville State Highway 89 Comment
  UCD127707  Lomatium nudicaule Grady L. Webster 1990-5-13 7727 Sierra Sierra Valley, 0.5 mile west of Sierraville. 1508 Comment
  UCSB12112  Lomatium nudicaule 1962-6-13 Sierra Along State Highway 89, 9.3 miles north of Sierraville 1524 Comment
  UC584307  Lomatium plummerae G. L. Stebbins Jr. and J. A. Jenkins 1937-5-22 2132 Sierra about 3 1/2 mi E of Loyalton 1615 Comment
  CHSC61785  Lonicera conjugialis Lowell Ahart 1993-9-10 7215 Sierra On the west side of Mount Fillmore, about 11/2 miles south of the dirt road from Gibsonville to Johnsville. 2286 Comment
  JEPS13770  Lonicera conjugialis W. L. Jepson 1934-8-4 16854 Sierra 2 mi e Bassett road station (Pioneer Road station); North Fork Yuba River Comment
  JEPS88197  Lonicera conjugialis Vernon H. Oswald and Lowell Ahart 1996-8-19 8229 Sierra Lake of the Woods ca. 1.5 mi. n.e. Webber Lake; northern High Sierra Nevada, Lake of the Woods 2255 Comment
  UC54577  Lonicera conjugialis H. M. Hall and E. B. Babcock July 1903 4500 Sierra Gold Lake Sierra Nevada Mountains 1950 Comment
  SEINET12266825  Lonicera involucrata J. G. Lemmon 1874-1 90 Sierra Sierra Co. &c Comment
  CAS-BOT-BC243915  Lonicera involucrata var. involucrata W. R. Dudley 1894-8-29 s.n. Sierra Near Webber Lake, Sierra Valley Comment
  CAS-BOT-BC243916  Lonicera involucrata var. involucrata H. Albert Barker 1926-7-21 147 Sierra Gold Lake, ponds near Little Gold Lake 1953 Comment
  UC1125272  Lonicera involucrata var. involucrata H. S. Yates 1935-6-29 5282 Sierra 1 mi n Gold Lake; Plumas National Forest, Downieville Quadrangle Comment
  CAS-BOT-BC200966  Lotus W. Harnach; N. Harnach 1989-6-21 160 Sierra Sierra Valley. Calpine Ranch (home) 1505 Comment
  SEINET12154224  Lotus nevadensis var. douglasii J. G. Lemmon 1874-1 45 Sierra Comment
  JEPS96051  Lotus nevadensis var. nevadensis Lowell Ahart 1996-7-25 7687 Sierra 2 mi W of, in and along Henness Pass Road, French Meadow Webber Lake 1950 Comment
  JEPS117444  Lotus purshianus var. purshianus Lowell Ahart 2010-9-15 17159 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
  RSA568547  Lotus unifoliolatus Geo. L. Moxley 1920-6-24 14904 Sierra Siskiyou Mts. Comment
  CAS-BOT-BC329260  Lupinus M. Lavin; F. Smith 1980-7-29 SW 99 Sierra 1 mi S of Sonora Pass, Sierra Nevada Comment
  JEPS48703  Lupinus Leland S. Smith 1927-8-10 2165 Sierra Upper e slope Gold Lake; Upper e slope of Gold Lake Comment
  RSA406985  Lupinus Robert Gustafson 1985-6-10 3140 Sierra SFSU Sierra Nevada Field Station, ca 6 miles below Yuba Pass summit on Hwy. 49.. 1921 Comment
  CAS-BOT-BC198371  Lupinus albifrons Leah D. McKee 1981-5-16 061 Sierra .5 miles east of Jct. w/road to Calpine, Jct. 89 & 49 Hwy. 1554 Comment
  SEINET5327633  Lupinus andersonii W. Harnach, N. Harnach 1994-7-20 800 Sierra Approx 1/4 mile below Horseshoe turn on Hwy 49, West of Sattley. 1859 Comment
  UC865230  Lupinus arbustus Lewis S. Rose 1934-7-3 34311 Sierra Gold 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
  RSA7878  Lupinus arbustus subsp. silvicola H. A. Barker 1927-7-3 766 Sierra Grade between Gold Lake and Blairsden. 1677 Comment
  UCD32549  Lupinus argenteus Beecher Crampton 1954-5-11 1889 Sierra Sierra Valley, 4 miles west of Loyalton. Comment
  CAS-BOT-BC196349  Lupinus argenteus var. argenteus L. P. Janeway; Garrett Gibson 1991-7-22 4085 Sierra 1/2 mi due west of Mohawk Gap (along road 21N31B) 2225 Comment
  CAS-BOT-BC196372  Lupinus argenteus var. heteranthus Alice Eastwood 1918-6-29 7841 Sierra Loyalton Comment
  CAS-BOT-BC196374  Lupinus argenteus var. heteranthus Alice Eastwood 1918-6-29 7841 Sierra Loyalton Comment
  CHSC57082  Lupinus argenteus var. heteranthus L. P. Janeway; Garrett Gibson 1991-7-22 4085 Sierra Plumas National Forest. Steep north-facing slope 1/2 mi due east of Mohawk Gap (along road 21N31B). 2225 Comment
  UC584268  Lupinus argenteus var. heteranthus G. L. Stebbins Jr. and J. A. Jenkins 1937-5-21 2113 Sierra on road to Loyalton at Newman Point 3 1/2 mi ne Sierraville; ne of Sierraville 1524 Comment
  UCR270716  Lupinus argenteus var. heteranthus John F. Emmel 1999-6-5 1624 Sierra Sierra Nevada Mtns., Verdi Range; Henness Pass Road at junction with Sunrise Creek Road 1555 Comment
  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
  UCD38317  Lupinus breweri Beecher Crampton 1954-5-10 1858 Sierra 2.5 miles west of Sattley. Along Hwy. 49. 1676 Comment
  CAS-BOT-BC196684  Lupinus breweri var. breweri M. Boone 1881-5-16 058 Sierra 1 mile N. of junction of 89 on highway 49 1524 Comment
  CAS-BOT-BC196690  Lupinus breweri var. breweri Joseph Gerber 1953-7-4 3 Sierra Lake Independence 2133 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
  SEINET6654527  Lupinus breweri var. breweri James L. Reveal 1971-6-23 2474 Sierra Along California Highway 49; 4.7 miles east of Yuba Pass Summit, about 1 mile west of Sattley.; 0 Comment
  CAS-BOT-BC196792  Lupinus breweri var. grandiflorus M. Boone 1981-5-16 050 Sierra Highway 70, Beckwourth Pass at roadside rest 1828 Comment
  RSA488711  Lupinus confertus James L. Reveal 1971-6-23 2475 Sierra Along California Highway 49, about 5 miles west of Downieville along the North Fork of the Uuba River. Comment
  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
  SBBG69391  Lupinus grayi J. G. Lemmon 1894-1 Sierra Downieville Comment
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Aug 8 2010
  UCR257797  Lupinus lepidus var. confertus George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-7-22 19441 Sierra Northern Sierra Nevada Mountains, Henness Pass Road, 1.1 mile east of its junction with CA-89 at the north end of Kyburz Flat 1907 Comment
  CHSC922  Lupinus lepidus var. lobbii V. Holt 1942-7-14 Sierra Gold Lake Area. 2438 Comment
  CHSC47680  Lupinus lepidus var. sellulus Lowell Ahart 1989-8-16 6374 Sierra At Ahart Sheep Camp, about 1 mile north-west of Milton Reservoir. 1706 Comment
  SJSU10716  Lupinus lepidus var. sellulus Dixie Funnell 1965-7-5 Sierra Hwy 89, 0.75 mi N of bridge over Little Truckee R 1706 Comment
  UCD108558  Lupinus lepidus var. sellulus Eric Davidson 1972-6-20 340 Sierra Roadside on State Highway 89, near Sattley. Comment
  JEPS124087  Lupinus nanus var. vallicola Lowell Ahart 2015-5-9 20182 Sierra About 300 yards west of Highway 49, about one mile west of Indian Valley. Comment
  RSA414228  Lupinus polyphyllus subsp. superbus Robert Gustafson 1985-6-10 3141 Sierra SFSU Sierra Nevada Field Station, ca. 6 miles below Yuba Pass summit on Highway 49. 1921 Comment
  UCSB27190  Lupinus polyphyllus var. burkei 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
  SD147557  Lupinus polyphyllus var. burkei Gordon H. True 1966-7-21 3098 Sierra Sierra Valley, ca., 1.0 mile north of Sattley. 1493 Comment
  CHSC69963  Luzula cascadensis L. P. Janeway; Eric Schroder 1997-8-14 5339 Sierra Tahoe National Forest. Freeman Meadow along Church Creek; about 2.3 mi east of Gold Lake. Large meadow. 2072 Comment
  SEINET8665906  Luzula comosa var. comosa W. Harnach 2013-4-25 1318 Sierra 1.6 miles west of Goodyears Bar on Hwy 49 and north of the Ramshorn campground. 839 Comment
  RSA286325  Luzula comosa var. laxa Robert F. Thorne 1974-7-30 45043 Sierra Tahoe National Forest: Goose, Haven and Snag Lakes area. 2058 Comment
  CHSC40669  Luzula divaricata J. D. Jokerst 1982-9-10 1671 Sierra On the trail to the summit of Sierra Buttes from Packer Lake. 2316 Comment
  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
  JEPS124418  Luzula macrantha Lowell Ahart 2015-5-9 20176 Sierra About 3/4 mile west of Highway 49, about 1 3/4 miles west of Indian Valley. Comment
  RSA0118751  Luzula macrantha Lowell Ahart 2015-5-9 20176 Sierra On the south side of the Canyon Creek Trail, about 300 yards southeast of the foot bridge across Boyce Ravine, trail on the north side of the North Fork of the Yuba River, about 3/4 mile west of Highway 49, about 1 3/4 miles west of Indian Valley. 716 Comment
  CHSC47584  Luzula subcongesta Lowell Ahart 1977-7-15 1469 Sierra Along the stream that drains the north side of Mount Fillmore, about 12 miles northeast of La Porte. 1828 Comment
  HSC93207  Luzula subcongesta Vernon H. Oswald, L. Ahart 1996-8-19 8196 Sierra Yuba Pass-Weber Lake Rd. Just S of road to Lincoln Valley, northern High Sierra 2256 Comment
  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
  UCD108060  Luzula subcongesta Tim Kuhn 2005-1 92 Sierra Perazzo Meadow area. Comment
  CAS-BOT-BC343990  Madia elegans Alice Eastwood 1918-6-29 7906 Sierra Loyalton Comment
  CDA11867  Madia elegans G. F. Hrusa, J. Jokerst 1991-7-5 8528 A Sierra Sierra Valley Region; Above Golden Dome. Antelope Valley approx. 3 miles above Sierra Valley. Comment
  SEINET11601324 Image available Madia elegans W. Harnach, N. Harnach 1989-6-21 158 Sierra Sierra Valley; E of Calpine, Calpine Ranch (home); 39.675619 -120.422666 1506 Comment
  UCR225255B  Madia exigua Ayzik Solomeshch 2009-6-9 s.n. Sierra Sierra Valley, Harvey Ranch, along Westside Road, c. 1 km north of the intersection of Westside Road and Calpine Road, c. 200 m west of Westside Road 1498 Comment
  CAS-BOT-BC342879  Madia glomerata John Thomas Howell 1951-8-21 28245 Sierra 5 miles from Calpine on road to Blairsden 1524 Comment
  CHSC108469  Madia glomerata Lowell Ahart 2011-9-23 17711 Sierra On a gravel bar on the south side of Pass Creek, south of Hennas Pass Road, west of French Meadow, east of Forest Road 70, about 3 miles (air) northwest of Webber Lake. 2015 Comment
  JEPS118424  Madia glomerata Lowell Ahart 2011-9-23 17711 Sierra On a gravel bar on the south side of Pass Creek, south of Hennas Pass Road, west of French Meadow, east of Forest Road 70, about 3 miles (air) northwest of Webber Lake 2015 Comment
  JEPS30006  Madia glomerata W. L. Jepson 1934-8-7 16874 Sierra Onion Valley Comment
  JEPS40347  Madia glomerata W. L. Jepson 1907-8-26 Sierra just w Reno, Nevada; Dog Valley Comment
  RSA796049  Madia glomerata L. Ahart 2011-9-23 17711 Sierra Gravel bar on the south side of Pass Creek, south of Hennas Pass Road, west of French Meadow, east of Forest Road 70, about 3 air miles northwest of Webber Lake. 2016 Comment
  CHSC37206  Madia gracilis L. Ahart 1982-7-28 3683 Sierra Ca. 1/4 mi n of Pacific Mine, ca. 5 mi e of LaPorte. 1700 Comment
  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
  SJSU6449  Maianthemum racemosum N. A. Hopkins 1970-6-10 317 Sierra Packer Lake 1889 Comment
  SEINET12049775  Maianthemum racemosum subsp. amplexicaule F. H. Utech 1986-1 86 -084 Sierra Tahoe Natioanal Forest, ca 1 mi N of junction North Yuba River & CA 49 bridge 950 Comment
  CAS-BOT-BC512891  Maianthemum stellatum Javier Penalosa 1962-6-20 2536 Sierra Little Truckee River at Hwy. 89 1905 Comment
  CHSC94158  Malacothrix clevelandii Lowell Ahart 2006-6-21 12816 Sierra On the south side of the Foote Road, about 2.7 miles (by road) southwest of Alleghany. 1103 Comment
  CHSC32060  Malacothrix floccifera L. Ahart 1973-5-25 233 Sierra Near Alleghany. 914 Comment
  SEINET8887871  Malva neglecta I. LaRivers 1960-6-21 s.n. Sierra Verdi. Comment
  SEINET11718397  Marsilea oligospora J. G. Lemmon n d 227 Sierra no further locality Comment
  CDA42743  Marsilea vestita G. D. Barbe, Fred H. Surber 1977-8-16 2327 Sierra Dyson Road 0.5 mile west of Loyalton Road. (County Route A24). 0 Comment
  SJSU4027  Marsilea vestita subsp. vestita C. W. Sharsmith & Wayne Savage 1967-5-20 7529 A Sierra by Sierraville-Loyalton road., 6 mi N of Sierraville 1478 Comment
  CAS-BOT-BC348078  Matricaria discoidea W. Harnach; N. Harnach 1989-6-28 194 Sierra Sierra Valley. Calpine Ranch (home) 1505 Comment
  CHSC73893  Melica aristata B. Castro; M. A. Griggs 1997-7-10 750 Sierra Bunker Hill Ridge, on SW-facing slope between Duck Soup Pond and the ridge crest, along Pacific Crest Trail. 2072 Comment
  CHSC67142  Melica bulbosa James D. Jokerst 1990-7-27 3164 A Sierra Burma Summit, 6 mi SE of Loyalton. 2468 Comment
  CHSC44576  Melica californica Lowell Ahart 1978-6-4 1755 Sierra Above the Foote Road, about 1 mile south of Alleghany. 1280 Comment
  CAS-BOT-BC282069  Melica fugax S. B. Doten 1901-7-2 83 Sierra Webber Lake Comment
  CAS-BOT-BC282071  Melica fugax R. K. Gierisch; D. H. Esplin 1969-6-25 3480 Sierra Vic Saddle Meadow, Tahoe Forest Comment
  UCD87268  Melica fugax Beecher Crampton 1958-6-24 4948 Sierra 12 miles south of Sierraville, along the Little Truckee River. Comment
  UCD87324  Melica geyeri Beecher Crampton 1954-5-11 1898 Sierra Along Hwy. 49, 4 miles east of Downeville, north Yuba River canyon. Comment
  CAS-BOT-BC281380  Melica harfordii David D. Keck 1944-7-8 5397 Sierra N Fork of Yuba River, 6 miles below Downieville 762 Comment
  CHSC37215  Melica harfordii L. Ahart 1982-7-28 3705 Sierra On bottom of water ditch, ca. 1/8 mi n of Pacific Mine, ca. 5 mi e of LaPorte. 1700 Comment
  UC1146592  Melica harfordii Freed W. Hoffman 1946-6-11 1839 Sierra near San Juan (Yuba River, Cartwrights); Yuba River Comment
  UCD87532  Melica harfordii P. B. Kennedy 1927-5-29 s.n. Sierra Sierra County. Comment
  SEINET11678861  Melica imperfecta J. G. Lemmon 1874-1 224 Sierra Sierra Co. &c. Comment
  SEINET10599615  Melica stricta John G. Lemmon 1874-1 Lemmon 223 Sierra Comment
  SEINET11678891  Melica stricta J. G. Lemmon 1874-1 223 Sierra Sierra Co. &c. Comment
  SEINET4671669  Melica stricta P. B. Kennedy, S. B. Doten 1901-7-6 103 Sierra Canyon below Webber Lake Comment
  SEINET7755746  Melilotus officinalis W. Harnach, N. Harnach 1990-6-10 360 Sierra Sierra Valley, Approx 1.5 miles N of Sierraville on Hwy 49, Alpers corner. 1509 Comment
  JEPS125732  Mentzelia albicaulis 2014-4-29 1385 Sierra 1.2 miles North of Chilcoot on Frenchman road than 1.45 miles NE of USFS road 24N88. Comment
  SEINET11978644  Mentzelia congesta J. G. Lemmon 1874-1 95 Sierra Sierra Co. &c., Ran[??] Comment
  JEPS124808 Image available Mentzelia micrantha C. Meek 1969-6-27 25 Sierra At Goodyear's Bar turnoff. 4 mi. west of Downieville on Hi #49. Comment
  SJSU12138  Mentzelia veatchiana N. A. Hopkins 1971-6-14 390 Sierra Lemon Canyon Rd near Bear Valley 1676 Comment
  CAS-BOT-BC428462  Micranthes aprica W. Harnach; N. Harnach 1989-4-8 012 Sierra Sierra Valley. Calpine Ranch (home). 1508 Comment
  CAS-BOT-BC428731  Micranthes californica John Thomas Howell; R. C. Barneby 1954-5-13 29537 Sierra Indian Hill. 853 Comment
  CAS-BOT-BC429247  Micranthes oregana D. E. Breedlove 1962-6-13 3501 Sierra Along State Highway 89, 4.2 miles north of Sierraville 1524 Comment
  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
  UCD38785  Micranthes oregana Beecher Crampton 1958-6-24 4949 Sierra 12 miles south of Sierraville. 1828 Comment
  SEINET11602006 Image available Microseris nutans W. Harnach, N. Harnach 1989-6-4 126 Sierra Sierra Valley, E of Calpine, Calpine Ranch (home).; 39.675619 -120.422666 1506 Comment
  SJSU4997  Microseris nutans N. A. Hopkins 1968-6-29 126 Sierra Packer L 1950 Comment
  UCSB15964  Microseris nutans Breedlove, Dennis 1962-6-13 Sierra Along State Highway 89, 9.3 miles north of Sierraville 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
  SJSU14007  Microsteris gracilis N. A. Hopkins 1988-6-3 1419 Sierra by rd from Beckwourth to Sattley, Sierra Valley 1493 Comment
  SJSU14256  Microsteris gracilis N. A. Hopkins 1989-7-1 1551 .5 Sierra by rd between Yuba Pass & Webber L c. 2 mi N of Henness Pass 2042 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
  HSC24801  Mimulus aurantiacus var. grandiflorus James Henrickson 1969-5-25 3439 Sierra 45 mi. NE of Yuba City, 7 mi. W of Downieville, 4 mi. E of Yuba Co. border Comment
  UCR63637  Mimulus aurantiacus var. puniceus B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-28 903 Sierra Sierra Nevada Mtns., Convict Flat Picnic Area, on North Yuba River, 12 mi NE of Camptonville on Hwy 49 780 Comment
  UC1561995  Mimulus breweri Barbara Ertter with Tahoe Chapter CNPS 1987-6-27 7222 Sierra ca. 12 air mi n Truckee (upper end of flat n of road, head of river, ca. 1.5 mi e of Hwy 89 on Tahoe National Forest Rd. S450); Kyburz Flat, Little Truckee River 1920 Comment
  UC1063129  Mimulus guttatus G. T. Nordstrom 1936-7-23 955 Sierra 2 1/2 mi s Purdy; Sierraville Quadrangle Comment
  SEINET12329964  Mimulus kelloggii F. H. Utech 1986-1 86 -095 Sierra Tahoe National Forest, Indian Valley, near junction of North Yuba River & Fiddle Bow Creek on CA 49 950 Comment
  JEPS110050  Mimulus mephiticus Lowell Ahart 2006-6-21 12837 Sierra About 30 yards west of the road, about 2 1/2 miles (by road) west of Forest 1397 Comment
  JEPS110135  Mimulus microphyllus Lowell Ahart 2006-6-21 12799 Sierra On the west side of the Foote Road, near Blue Ravine, about 3 miles (by road) southwest of Alleghany 1053 Comment
  JEPS16858  Mimulus moniliformis John Gill Lemmon 1889-7-8 Sierra Gold Lake Comment
  JEPS9030  Mimulus moniliformis Rimo Bacigalupi with Aldo Bacigalupi 1952-8-19 3949 Sierra 1 1/2 mi w Yuba Pass (along California Highway No. 49) 1981 Comment
  JEPS10760  Mimulus moniliformis Alma Ames June 1913 19 Sierra summit Yuba Pass Comment
  RSA795661  Mimulus nanus var. mephiticus L. P. Janeway, B. Castro 2012-6-16 10881 Sierra Northern High Sierra Nevada. Tip of a short southeastern spur of Gibsonville Ridge, 1.1 km NNW of Gibsonville. 1885 Comment
  UCR53716  Mimulus nanus var. mephiticus B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-27 870 Sierra Sierra Nevada Mtns, above Ramshorn Campground on Hwy 49, c. 15 miles NE of Comptonville and c. 5 mi. west of Downieville 823 Comment
  UCD122843  Mimulus pulsiferae N. Hopkins 1982-6-19 1056 Sierra 1 mi S of Calpine. 1828 Comment
  POM161771  Mimulus torreyi R. C. Bacigalupi 1927-7-2 1613 Sierra Along North Fork of Yuba River, halfway between Downieville and Sierra City. 2073 Comment
  SEINET10570282  Mimulus torreyi John T. Middleton 1938-7-18 Middleton s.n. Sierra Stanikalas national forest. Comment
  RSA509432  Minuartia douglasii B. Pitzer 1988-5-27 877 Sierra Above Ramshorn Campground, on Hwy 49, ca. 15 mi. NE of Camptonville and ca. 5 mi W of Downieville. 823 Comment
  JEPS87439  Mitella breweri Lowell Ahart 1993-9-10 7192 Sierra about 1 mi sw dirt road from Gibsonville to Johnsonville (at end of a poor dirt rd where there is a camp and water ditch, n side of Mt. Fillmore); Mount Fillmore 2133 Comment
  SEINET13948649 Image available Monardella odoratissima Philip A. Munz 1948-1 12329 Sierra Carvin Creek on Hwy 59, NE of Sierra City; 5700 ft alt 1737 Comment
  SEINET5333330  Monardella odoratissima H. Hamlin 1904-1 s.n. Sierra Sierra Valley Comment
  CHSC85015  Monardella odoratissima subsp. glauca John Dittes; Josephine Guardino, Lowell Ahart 2003-7-31 2003 -77 Sierra Northern High Sierra Nevada; ca. 2.4 air-miles southwest of Sierra City, ca. 8.5 air-mile east by southeast of Downieville, ca. 6.0 air-mile northwest of Jackson Meadows Reservoir; Keystone Gap, slope north of Henness Pass Road. 1997 Comment
  CAS-BOT-BC222127  Monardella odoratissima subsp. pallida Lewis S. Rose 1934-7-12 34350 Sierra Gold Lake 1950 Comment
  CHSC85031  Monardella odoratissima subsp. pallida John Dittes; Lowell Ahart 2003-9-28 841 Sierra Northern High Sierra Nevada; ca. 7.6 air-miles northeast of La Porte, ca. 11.9 air-miles north of Downieville, ca. 14.9 air-miles south by southeast of Quincy; north slope of Mt. Fillmore. 2279 Comment
  JEPS117456  Monardella odoratissima subsp. pallida Lowell Ahart 2010-9-15 17188 Sierra Along the poor road, 5 yards north of the first pond, 8 yards northwest of the cabin, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak 2134 Comment
  SEINET10699809  Monardella odoratissima subsp. pallida Karen M. Meyer, Andrew Townesmith 2007-7-17 Meyer 131 Sierra Tahoe National Forest. 1.0 mi. up road toward Lake of the Woods, off road 07. 2191 Comment
  CAS-BOT-BC222157  Monardella odoratissima subsp. pallida John Thomas Howell; Gordon H. True 1970-7-14 5554 Sierra Verdi Peak Road, ca. 1.5 miles below Lookout 2438 Comment
  SEINET5333323  Monardella odoratissima subsp. pallida B. Hildebrand 1946-6-15 56 Sierra Vicinity of Calpine 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
  SJSU11402  Monardella sheltonii Virginia Hardham 1965-6-29 Sierra near Goodyears Bar c. 5 mi W of Downieville 833 Comment
  UC1191418  Monolepis nuttalliana Malcolm A. Nobs and S. Galen Smith 1949-8-21 1520 Sierra ca. 2 mi. n.w. Loyalton (Harriet Lane); Sierra Valley Comment
  CAS-BOT-BC444751  Montia chamissoi Betty J. Jorgensen 1944-6-22 473 Sierra Little Truckee River, 10 miles north of Hobart Mills 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
  SEINET5336595  Montia chamissoi C. G. Gulling 1905-1 1206 Sierra Sierra Valley Comment
  SEINET4925040  Montia linearis W. Harnach, N. Harnach 1990-6-6 346 Sierra Sierra Valley, 1/4 miles S of Sattley, Martinetti Ranch 1518 Comment
  UCD148919  Montia linearis Albert Grigarick 2013-6-5 344 Sierra North of Truckee. 4.1 miles east of Highway 89N along Sierra County Rd 450 (Kyburz Flat, Sardine Valley). Comment
  SEINET3025748  Montia linearis Rimo Bacigalupi, Lincoln Constance 1959-6-15 7129 Sierra Just southwest of Sierraville, Sierra Valley 1510 Comment
  CAS-BOT-BC445129  Montia parvifolia John Thomas Howell; R. C. Barneby 1954-5-13 29538 Sierra Indian Hill 853 Comment
  CAS-BOT-BC267038  Muhlenbergia filiformis Beecher Crampton 1957-7-24 4405 Sierra Sierra Valley, 3 miles NE of Sattley Comment
  SJSU12257  Muhlenbergia filiformis N. A. Hopkins 1975-8-26 732 Sierra 2 mi N of Independence Lake 2103 Comment
  UC1609031  Muhlenbergia filiformis Lowell Ahart 1993-9-24 7252 Sierra n side of mt about 3/4 mi s dirt road from Gibsonville to Johnsville (w side of a poor dirt road that ends at a stream); Mount Fillmore 2133 Comment
  UCD84211  Muhlenbergia richardsonis 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
  JEPS25517  Myosotis discolor Rimo Bacigalupi with Lincoln Constance 1959-6-15 7128 Sierra just s.w. Sierraville (Sierra Valley); Sierra Valley 1511 Comment
  UC1101360  Myosurus apetalus Herbert L. Mason 1953-6-16 14551 Sierra 1 mi s Beckwourth Buttes 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
  SJSU14213  Myosurus apetalus N. A. Hopkins 1989-5-27 1498 Sierra by Loyalton-Beckwourth Rd near junction with Marble Hot Springs Rd, Sierra Valley 1524 Comment
  CAS-BOT-BC83242  Myosurus minimus Herbert L. Mason 1953-6-16 14551 Sierra One mile south of Beckwourth Buttes. Comment
  SBBG18848  Myriopteris gracillima C. B. Hardham 1961-6-15 7410 Sierra S side of Yuba Pass Comment
  SD27377  Myriopteris wootonii J. G. Lemmon Mar 1882 Sierra Webber Lake Comment
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Sep 4 2010
  CHSC78348  Narthecium californicum Lowell Ahart 2000-7-13 8592 Sierra On a upper west branch of Black Jack Ravine, on the west side of Forest Highway 98, Harris Meadow, about 7 miles (air) northeast of Alleghany. 1615 Comment
  UC119704  Narthecium californicum J. G. Lemmon 1874-1 Sierra Comment
  CAS-BOT-BC60325  Nasturtium officinale W. Harnach; N. Harnach 1989-5-13 082 Sierra Sierra Valley. Martinette Ranch (Elvers). 1517 Comment
  UC1586481  Navarretia capillaris Lowell Ahart 1991-7-22 6676 Sierra about 1/4 mi s Henness Pass Road (along a small stream in French Meadow, about 3 mi nw of Webber Lake); French Meadow 2133 Comment
  SEINET7974322 Image available Navarretia divaricata W. Harnach, N. Harnach 1989-6-4 130 Sierra Sierra Valley, 0.75 miles E of Calpine, Calpine Ranch (home). 1506 Comment
  SEINET7974323 Image available Navarretia divaricata H. Hamlin s.n. Sierra Sierra Valley Comment
  UC965527  Navarretia intertexta subsp. propinqua Herbert L. Mason 1952-7-19 14443 Sierra 1.5 mi e Calpine (at junction of Calpine with Sierraville-Beckwourth road); Sierra Valley 1524 Comment
  SEINET14057832  Navarretia intertexta subsp. propinqua W. Harnach, N. Harnach 2000-6-17 916 Sierra Sierra Valley, 1/2 mile west of the intersection of Mtn. Quail Road with Hwy 89, about 2 miles south of Calpine 1524 Comment
  SBBG5882  Navarretia leptalea H. and M. Dearing 1939-7-4 3829 Sierra Gold Lake Comment
  SEINET14151895  Navarretia leptalea subsp. bicolor P. B. Kennedy, S. B. Doten 1901-7-8 116 Sierra [Sierra Nevada] Near Webber Lake Comment
  UCD106162  Navarretia leptalea subsp. bicolor F. A. MacFadden 1934-6-29 s.n. Sierra Truckee River, 13 miles from Truckee on rd. toReno via Hobart Mills. Comment
  UC106892  Navarretia leptalea subsp. leptalea J. G. Lemmon 1874-1 184 Sierra Comment
  SD241921  Navarretia leucocephala subsp. minima Ayzik Solomeshch 2009-6-7 Sierra Sierra County: Sierra Valley, Bradley Ranch, along Calpine Road, ca. 100 m N from the road. 1495 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
  UCD84185  Navarretia leucocephala subsp. minima 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
  OBI2929  Navarretia leucocephala subsp. minima L. S. Rose 1968-6-9 68082 Sierra Sattley. 1524 Comment
  SEINET8075303  Navarretia leucocephala subsp. minima Lewis S. Rose 1968-6-9 68082 Sierra Sattley.; 0 1524 Comment
  SJSU15107  Navarretia leucocephala subsp. minima N. A. Hopkins 1992-7-21 1716 Sierra Knudson Meadow N of Carman Cr Comment
  SEINET2440289  Navarretia linearifolia subsp. linearifolia Leigh A. Johnson 1997-7-11 97 -157 Sierra Tahoe Natl. Forest. 5.5 miles N (mile marker) of Sierra Co. line (just north of county road A450) on either side of Hwy 89.; 0 1911 Comment
  SEINET197696  Navarretia minima Herbert L. Mason 1952-7-19 14442 Sierra 1.5 miles of Calpine at junction of Calpine with Sierraville-Beckworth road. 1524 Comment
  CAS-BOT-BC231221  Nemophila parviflora var. austiniae L. Constance 1938-6-9 2304 Sierra E side of Yuba Pass, 2.4 miles NW of Sattley 1524 Comment
  POM248996  Nemophila parviflora var. austiniae Lincoln Constance 1938-6-9 2304 Sierra E side of Yuba Pass, 2.4 miles NW of Sattley. 1524 Comment
  POM76022  Nemophila parviflora var. austiniae Lincoln Constance 1938-6-9 2304 Sierra E side of Yuba Pass, 2.4 miles NW of Sattley. 1524 Comment
  JEPS126014  Nemophila pedunculata William Harnach 2013-5-1 1338 Sierra Goodyears Bar. 3.2 miles South of Highway 49 on Mountain House Road at the water trough. Comment
  SEINET8916739  Nemophila pedunculata W. Harnach 2013-5-25 1361 Sierra Sierra Valley, 6.3 air miles SW of Loyalton, along Antelope Valley Road, 4.8 miles from Hwy 49. 1682 Comment
  UCR230750  Nemophila pedunculata George K. Helmkamp, E. A. Helmkamp 2011-6-9 17551 Sierra Northern Sierra Nevada Mountains Foothills, 7.1 miles north of Camptonville along CA-49, about 2.5 miles north of the Yuba Co. line 808 Comment
  SJSU8207  Neoholmgrenia andina W. Savage 1964-6-30 336 Sierra 2 mi E of Calpine, 100 yards S of County Rd A 23 1371 Comment
  SEINET6174436  Nicotiana attenuata W. Harnach, N. Harnach 1990-7-29 481 Sierra Sierra Valley, ca 1/4 mi. S of Plumas-Sierra Co. line on A-23. 1503 Comment
  CHSC110271  Noccaea fendleri subsp. glauca L. P. Janeway 2012-6-24 10905 Sierra Northern High Sierra Nevada. Top of band of serpentine along Sawmill Ridge 1.0 km southeast of Delahunty Lake and 2.7 km northwest of Mt Fillmore. 1901 Comment
  CAS-BOT-BC349913  Nothocalais alpestris L. P. Janeway; Garrett Gibson 1991-7-22 4089 Sierra Plumas National Forest, Beckwourth Ranger District. Steep north-facing slope 1/2 mi due east of Mohawk Gap (along road 21N31B) 2225 Comment
  UCR230985  Notholithocarpus densiflorus George K. Helmkamp, E. A. Helmkamp 2011-6-9 17542 Sierra Northern Sierra Nevada Mountains Foothills, 5.9 miles north of Camptonville along CA-49, about 1.2 miles northeast of the Yuba Co. line 899 Comment
  UCD110242  Notholithocarpus densiflorus J. M. Tucker 1974-9-14 4335 Sierra ca. 60-70 yards north of the main entrance to Rose Ranch, ca. 8 miles (by road) northeast of Strawberry Valley (in Yuba County), on Sierra-Yuba county line. 1371 Comment
  SEINET12192443  Oenothera flava subsp. flava J. G. Lemmon 1874-1 85 Sierra Comment
  CAS-BOT-BC355587  Oreostemma alpigenum var. andersonii John Thomas Howell 1951-8-21 28268 Sierra Yuba Pass 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
  JEPS125645  Oreostemma alpigenum var. andersonii Shuxiao Zhang 2015-7-8 006 Sierra On property south of Packer Lake and west of Tamarack Lakes, in Tahoe National Forest area. Comment
  CHSC45520  Orthilia secunda Lowell Ahart 1977-8-2 1530 Sierra North side of Mount Fillmore, about 12 miles north-east of La Porte. 2103 Comment
  CHSC66806  Orthilia secunda Vernon H. Oswald; Lowell Ahart 1996-8-19 8200 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
  CHSC85027  Orthilia secunda John Dittes; Lowell Ahart 2003-9-28 840 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. 2206 Comment
  JEPS117451  Orthilia secunda Lowell Ahart 2010-9-15 17176 Sierra About 20 yards northwest of the cabin, about 50 yards southwest of the middle pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak 2134 Comment
  CAS-BOT-BC458067  Orthilia secunda Anna Head 1921-7-23 s.n. Sierra Feather River Region, shores of Gold Lake Comment
  CAS-BOT-BC458070  Orthilia secunda Lillian S. Mott 1965-8-8 LM 6560 Sierra Packer Lake Comment
  RSA758609  Orthocarpus cuspidatus subsp. cryptanthus James R. Shevock 1985-7-6 11310 Sierra Tahoe National Forest. Along California Highway 89 about 5.4 miles north of Sierra-Nevada county line and north of Little Truckee River Campground. 1900 Comment
  RSA234798  Orthocarpus hispidus Francis W. Pennell 1940-6-12 25826 Sierra East of Calpine. 1494 Comment
  SEINET11132691  Osmorhiza berteroi W. Harnach, N. Harnach 1990-6-30 447 Sierra Sierra Valley, Yuba Pass. 2042 Comment
  CHSC72423  Osmorhiza chilensis L. P. Janeway 1998-7-24 5831 Sierra West end of Church Meadows; west side of Road 721 0.3 mi northeast of Gold Lake Hwy (Road 620). Narrow low ridge between two meadows. 2033 Comment
  CHSC73729  Osmorhiza occidentalis B. Castro; M. A. Griggs, Plumas NF Botanists 1997-7-10 759 Sierra Bunker Hill Ridge, on SW-facing slope E of Duck Soup Pond, approaching the ridge crest, along Pacific Crest Trail. 2118 Comment
  SEINET11141867  Osmorhiza occidentalis S. B. Doten 1901-7-1 s.n. Sierra Webber Lake. Comment
  SEINET11142013  Oxypolis occidentalis W. Harnach, N. Harnach 1989-6-24 165 Sierra Sierra Valley, 0.5 miles S of Sattley, Martinetta Ranch (Elvers). 1518 Comment
  CAS-BOT-BC317116  Packera pauciflora G. L. Smith 1961-7-20 1433 Sierra At gate of Carnegie Experimental Gardens, Slate Creek Canyon. Comment
  CAS-BOT-BC317145  Packera streptanthifolia W. R. Dudley 1894-9-1 s.n. Sierra Near Webber Lake Comment
  CHSC80930  Packera streptanthifolia Lowell Ahart 2001-8-10 9101 Sierra Base of a steep bluff, about 100 feet southwest of the dam, diversion dam across the Little Truckee River (water flows to Sierra Valley), about 150 yards south of Fiberboard Road (Forest Road 18), about 1/8 mile north of Henness Pass Road, about 5 miles (air) east of Webber Lake. 1920 Comment
  UC53868  Packera streptanthifolia H. M. Hall and E. B. Babcock July 1903 4473 Sierra Sierraville Sierra Nevada Mountains, Sierraville 1524 Comment
  UC585066  Paeonia brownii E. B. Babcock and G. L. Stebbins Jr. 1936-6-5 1719 Sierra 8 mi s Loyalton; Lewis Mill Ranger Station 1969 Comment
  POM270837  Paeonia brownii J. W. Morrison s.n. Sierra Loyalton, Sierra Nevada mountain range, Sierra Valley drainage 1524 Comment
  UC1594734  Parnassia californica Lowell Ahart 1992-8-6 6917 Sierra about 1/2 mi w of Harris Meadow (about 1 mi s of Granite Mountain, n of Black Jack Ravine) 1676 Comment
  CHSC32052  Pectiantia breweri L. Ahart 1975-7-13 875 Sierra Ahart Camp, in French Meadows, near Webber Lake. 2133 Comment
  RSA286292  Pedicularis attollens Robert F. Thorne 1974-7-30 45048 Sierra Tahoe National Forest: Goose, Haven and Snag Lakes areas. 2058 Comment
  SD123512  Pedicularis attollens Robert F. Thorne 1974-7-30 45048 Sierra Tahoe National Forest: Goose, Haven and Snag Lake areas, wet margin of shallow grassy lake E. of highway 2057 Comment
  SEINET13754339  Pedicularis attollens B. Hildebrand 1946-6-15 58 Sierra Two miles west of Calpine 1524 Comment
  SEINET13752101  Pedicularis groenlandica P. B. Kennedy, S. B. Doten 1901-7-5 95 Sierra Webber Lake Comment
  CHSC51372  Pedicularis racemosa V. Oswald; L. Ahart, L. Hanson 1990-8-14 4438 Sierra East side of Forest Rd 20N35, ca. 0.5 mi (air) northeast of Scales. 1310 Comment
  UC367167  Pedicularis racemosa unknown 1880-1 Sierra Webber Lake; Pacific Coast 2133 Comment
  UC1125740  Pedicularis semibarbata H. S. Yates 1935-6-29 5286 Sierra 1 mi n of Gold Lake; Plumas National Forest 1981 Comment
  HSC103191  Pedicularis semibarbata Jade Paget-Seekins 2010-7-16 47 Sierra On the border of Tahoe and Plumas National Forests near Haskell Peak and Forest Route 28. 2239 Comment
  UCD137651  Pellaea brachyptera L. Ahart 1982-7-28 3694 Sierra Ca. 1/4 mile N of Pacific Mine, ca. 5 mi. E of LaPorte. 1700 Comment
  CAS-BOT-BC71261  Pellaea bridgesii Elmer I. Applegate 1921-9-7 3364 Sierra Gold Lake 1981 Comment
  JEPS95339  Pellaea bridgesii Lowell Ahart 1994-7-1 7439 Sierra 11 air miles NE of Alleghany (W side of the larger pond, N side of Henness Pass Road, at Keystone Gap, E of Keystone Mountain, 1 1/2 mi NE of Middlewaters) 1889 Comment
  UC1795031  Pellaea bridgesii Ruth Kirkpatrick 2001-7-18 1067 Sierra E of Gold Lake day use area 1965 Comment
  NY571155  Penstemon azureus var. azureus M. J. Williams 1977-7-26 7748- 3 Sierra Independence Lake 2118.4 Comment
  NY571203  Penstemon azureus var. azureus J. G. Lemmon 1874-1 155 Sierra 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
  RSA285705  Penstemon deustus subsp. deustus D. C. Michener 1981-7-16 4013 Sierra CA 89, 2.9 miles southeast of jct in Sierraville. 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
  NY591810  Penstemon deustus var. pedicellatus J. T. Howell 1970-7-14 5555 Sierra Verdi Peak Road, ca. 3 miles from intersection with Dog Valley-Stampede Dam Road. 2347.0 Comment
  SEINET5326686 Image available Penstemon deustus var. pedicellatus W. Harnach, N. Harnach 1991-6-24 579 Sierra Antelope Valley 1707 Comment
  SEINET5326666 Image available Penstemon deustus var. pedicellatus P. B. Kennedy, Samuel Bradford Doten 1901-7-8 128 Sierra [Sierra Nevada] Webber Lake Comment
  CHSC42773  Penstemon gracilentus L. P. Janeway 1984-7-29 939 Sierra Ca. 3 1/2 mi from Gold Lake near F. S. Rd 28 (21N11). 2225 Comment
  UC406901  Penstemon gracilentus Leland S. Smith 1928-6-30 2446 Sierra Yuba Pass Yuba Pass (along road) 1981 Comment
  NY600737  Penstemon gracilentus C. Best 1983-8-29 868 Sierra Growing on the road above Packers Lake 1950.7 Comment
  NY600741  Penstemon gracilentus A. R. Kruckeberg 1954-8-1 3663 Sierra Along Highway 49, 3 miles east of Yuba Pass. Tahoe National Forest. Comment
  SEINET12334040  Penstemon gracilentus L. P. Janeway 1989-1 3535 Sierra Sierra City, Haskell Pk overlooking hwy89 and Sulphur Cr 2179 Comment
  CAS-BOT-BC239328  Penstemon newberryi var. berryi Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Salmon Lake Comment
  CAS-BOT-BC239330  Penstemon newberryi var. berryi Mrs. E. C. Sutliffe 1927-6-22 s.n. Sierra At Salmon Lake Comment
  NY627377  Penstemon newberryi var. newberryi L. S. Rose 1934-7-10 34344 Sierra West Gold Lake 2133.6 Comment
  UC573598  Penstemon newberryi var. newberryi H. S. Yates 1935-6-29 5280 Sierra 1 mi n Gold Lake; Downieville qudrangle 1981 Comment
  SEINET5329217 Image available Penstemon newberryi var. newberryi P. B. Kennedy, Samuel Bradford Doten 1901-7-10 141 Sierra Canyon below Webber Falls Comment
  SEINET5329342 Image available Penstemon roezlii H. M. Hall, E. B. Babcock 1903-1 4485 Sierra Lower Sardine Lake 1829 Comment
  SJSU7683  Penstemon roezlii M. D. Fleschner 1965-6-29 Sierra Sand L (Pond) c. 6 mi NW of Sierra City on State Rte 49 1706 Comment
  SEINET5329684 Image available Penstemon rydbergii I. LaRivers 1960-6-22 s.n. Sierra Verdi Comment
  UCD21519  Penstemon rydbergii Matthew Forister 2002-6-18 s.n. Sierra Hwy 49, 3.5 miles west of Sattley. 1828 Comment
  CAS-BOT-BC239626  Penstemon rydbergii var. oreocharis W. R. Dudley 1894-8-31 s.n. Sierra Webber Lake Comment
  CAS-BOT-BC239629  Penstemon rydbergii var. oreocharis R. K. Gierisch; D. H. Esplin 1969-7-8 3509 Sierra Tahoe National Forest, Saddle Mdw. Comment
  CAS-BOT-BC239632  Penstemon rydbergii var. oreocharis Forest Sheehan 1970-6-10 s.n. Sierra Near Scales 1371 Comment
  CAS-BOT-BC239634  Penstemon rydbergii var. oreocharis Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Salmon Lake Comment
  UC65879  Penstemon rydbergii var. oreocharis S. B. Doten 1901-6-20 55 a Sierra Little Truckee Little Truckee Cal. (Cal.) Comment
  SEINET5329669 Image available Penstemon rydbergii var. oreocharis G. Gifford 1980-7-26 s.n. Sierra Dog Valley in Marsh adjacent to the N of Dog Valley Campground 1920 Comment
  SEINET5329690 Image available Penstemon rydbergii var. oreocharis S. B. Doten 1901-6-20 55 -A Sierra Near Little Truckee River Comment
  SEINET5329811 Image available Penstemon speciosus W. Harnach, N. Harnach 1989-6-30 210 Sierra 0.25 miles E of Calpine on Calpine Rd. Old box mill site 1509 Comment
  UC1063516  Penstemon speciosus G. T. Nordstrom 1936-7-14 938 Sierra 2 1/4 mi nw Dog Valley; Tahoe National Forest, Sierraville Quad. 2286 Comment
  UC1602342  Penstemon speciosus H. M. Hall and E. B. Babcock July, 1903 4513 Sierra Gold Lake Sierra Nevada Mountains, Gold Lake 1950 Comment
  POM194871  Penstemon speciosus Leland S. Smith 1928-6-30 2449 Sierra Yuba Pass. 1982 Comment
  SEINET10898231  Penstemon speciosus John T. Middleton 1938-7-18 Middleton s.n. Sierra Sonora pass, 1/2 mi n rocky exposed e slope, flowers deep blue. Sierra nevada. Comment
  CAS-BOT-BC211258  Perideridia Charlotte Pyle 1978-8-1 s.n. Sierra Sierra Buttes 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
  UC1312884  Perideridia bolanderi subsp. bolanderi Lincoln Constance and Tsan-Iang Chuang 1967-6-22 3780 Sierra 2 mi nw Sattley 1524 Comment
  UC66027  Perideridia bolanderi subsp. bolanderi S. B. Doten 1901-7-5 94 Sierra Webber Lake Comment
  CAS-BOT-BC222710  Perideridia gairdneri subsp. gairdneri L. S. Smith 1925-7-24 1691 Sierra Tahoe National Forest. Webber Lake meadow 2063 Comment
  SEINET11154227  Perideridia howellii W. Harnach, N. Harnach 1990-8-17 506 Sierra Sierra Valley, 1.0 miles S of Sattley, Strang Ranch. 1524 Comment
  UC1123117  Perideridia lemmonii E. Sawyer 1935-6-28 257 Sierra 1 1/2 mi sse Sattley; Sierraville Quadrangle 1493 Comment
  UC1389935  Perideridia lemmonii T. I. Chuang, L. Constance, R. S. Mitchell, and R. Schlising 1965-9-8 6030 Sierra near Webber Lake; near Webber lake Comment
  UCD127880  Perideridia lemmonii E. E. Grissell 1971-7-24 s.n. Sierra 6 miles north of Sattley. Comment
  CAS-BOT-BC222768  Perideridia parishii John Thomas Howell 1969-9-13 46119 Sierra Little Truckee River near outlet of Webber Lake 2042 Comment
  POM203498  Perideridia parishii subsp. latifolia L. S. Rose 1934-7-19 34386 Sierra Gold Lake 1951 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
  UCSB27413  Petrorhagia dubia Kunze, G. 1971-6-6 Sierra California 49; 3 miles north of North San Juan 1371 Comment
  CDA11862  Phacelia hastata subsp. hastata G. F. Hrusa, J. Jokerst 1991-7-5 8562 A Sierra Sierra Valley Region; Antelope Valley. Comment
  UCR18712  Phacelia heterophylla Frank C. Vasek 1975-7-10 750710- 22 Sierra Sierra Nevada Mtns, about 15 miles north of Truckee Ranger Station [via Hwy 89], on Hennes Pass Rd. 1.5 miles west of State Hwy 89 1950 Comment
  CHSC45842  Phacelia humilis Lowell Ahart 1975-7-13 880 Sierra Along the edges of Pass Creek, in French Meadows, about 1/4 mile south of Ahart Camp, about 2 miles west and 1/2 mile south of Webber Lake. 2133 Comment
  SEINET5520971  Phacelia humilis P. Lehenbauer 1925-6-11 1345 Sierra Balls Canyon, near lower Ranch House Comment
  UCSB16013  Phacelia humilis Breedlove, Dennis 1962-6-13 Sierra Along Little Truckee River, 10.0 miles south of Sierraville on State Highway 89; Sierra Nevada 1950 Comment
  CAS-BOT-BC205247  Phacelia humilis var. humilis James R. Shevock; Barbara Ertter 1986-6-1 11530 Sierra Northern Sierra Nevada. Toiyabe National Forest. Dog Valley, 6.8 miles west of Verdi and near the Forest Service Guard Station 1800 Comment
  CHSC67231  Phacelia humilis var. humilis James D. Jokerst 1990-7-27 3176 Sierra Summit of Bald Mtn. Range near its center. 2621 Comment
  SBBG15811  Phacelia hydrophylloides H. and M. Dearing 1939-7-4 3831 Sierra Gold Lake Comment
  SJSU14059  Phacelia inconspicua W. Savage 1964-6-16 300 Sierra by Hwy 89 1950 Comment
  UC190862  Phacelia linearis J. G. Lemmon 1875-1 Sierra Comment
  CHSC110245  Phacelia mutabilis L. P. Janeway 2012-6-24 10896 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
  SJSU14281  Phacelia mutabilis N. A. Hopkins 1989-7-1 1552 .5 Sierra by Yuba Pass- Webber L Rd c. 1.5 mi N of Henness Pass 2072 Comment
  CHSC63148  Phacelia procera Lowell Ahart 1994-7-1 7428 Sierra On large rocks, south of the larger pond, steep rocky slope on the north side of Henness Pass Road, at Keystone Gap, east of Keystone Mountain, about 1 1/2 miles northeast of Middlewaters, about 11 miles (air) north-east of Alleghany. 1889 Comment
  CHSC729  Phacelia procera V. Holt 1942-7-16 Sierra Gold Lake. 1950 Comment
  JEPS95548  Phacelia procera Lowell Ahart 1994-7-1 7428 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
  SEINET12765119  Phacelia procera Lowell Ahart 2006-6-21 12847 Sierra On the west side of the Foote Road, about 4 miles (by road) south west of Alleghany.; 0 849 Comment
  CHSC108119  Phacelia racemosa Lowell Ahart 2011-9-23 17701 Sierra About 80 yards north of Pass Creek, about 320 yards south of Hennas Pass Road, west of French Meadow, east of Forest Road 70, about 3 miles (air) northwest of Webber Lake.siz 2016 Comment
  UC1609373  Phacelia racemosa Lowell Ahart 1993-9-24 7259 Sierra small stream on n side Mount Fillmore (about 1/2 mi s of dirt rd from Gibsonville to Johnsville) 2072 Comment
  CAS-BOT-BC383098  Phacelia ramosissima var. ramosissima Andrew Townesmith; Karen M. Meyer 2007-7-18 827 Sierra Tahoe National Forest, Sierraville Ranger District. Along Forest Service road 07-30, 0.2 mile west of junction with road 07 1994 Comment
  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
  CAS-BOT-BC72712  Philadelphus lewisii Gordon H. True 1966-4-28 2767 Sierra South Yuba River at head of Excelsior Ditch about 1 1/2 miles east of Highway 49 bridge 487 Comment
  SD50713  Philadelphus lewisii var. californicus D. F. Howe 1959-8-2 2775 Sierra 15.5 miles W of Downieville 914 Comment
  CAS-BOT-BC250782  Phleum alpinum G. L Smith 1959-6-20 1238 B Sierra Summit Meadow, Yuba Pass 2042 Comment
  CAS-BOT-BC250783  Phleum alpinum R. K. Gierisch; D. H. Esplin 1969-6-25 3495 Sierra Tahoe National Forest. Anderson Mdw. Comment
  CAS-BOT-BC250784  Phleum alpinum D. E. Breedlove 1962-6-13 3521 -A Sierra Along the Little Truckee River, on State Highway 89, 10.0 miles south of Sierraville; Sierra Nevada 1950 Comment
  CHSC81081  Phleum pratense Lowell Ahart 2001-8-10 9088 Sierra About 100 feet southeast of the dam, diversion dam across the Little Truckee River (water flows to Sierra Valley), about 100 yards south of Fiberboard Road (Forest Road 18), about 1/8 mile north of Henness Pass Road, about 5 miles (air) east of Webber Lake. 1920 Comment
  UCR17471  Phlox gracilis Frank C. Vasek 1975-7-10 750710- 08 Sierra Sierra Nevada Mtns, about 15 miles north of Truckee Ranger Station [via Hwy 89], on Hennes Pass Rd. 1.5 miles west of State Hwy 89 1950 Comment
  SJSU12115  Phlox stansburyi N. A. Hopkins 1983-6-15 1145 Sierra by Long Valley Rd c. 2 mi W of Nevada State Line 1767 Comment
  SEINET10325015  Phoradendron juniperinum W. Harnach, N. Harnach 2002-5-27 1064 Sierra 8 miles S of the intersection of Hwy 49 and Smithneck Road (Loyalton) and 0.9 mile E on Badnaugh Road. Comment
  CHSC43519  Phyllodoce breweri Lowell Ahart 1976-10-11 1219 Sierra Meadow on the north side of Mount Fillmore, about 12 miles north-east of La Porte. 2133 Comment
  RSA8041  Phyllodoce breweri H. A. Barker 1927-7-20 826 Sierra Squaw Lake. 2012 Comment
  CHSC115306  Physocarpus capitatus Lowell Ahart 2015-5-9 20185 Sierra On the north side of the Canyon Creek Trail, trail on the north side on the Noth Fork of the Yuba River, about 300 yards west of Highway 49, about one mile west of Indian Valley. Mixed Evergreen Forest. 692 Comment
  UC279873  Phytolacca americana N. I. Grauer 1924-9-21 Sierra Grass Valley Comment
  SEINET10958593  Pinus contorta George Engelmann 1880-10-11 Engelmann s.n. Sierra Summit Comment
  CAS-BOT-BC78492  Pinus contorta subsp. murrayana W. R. Dudley 1894-6-13 s.n. Sierra Trail to Clouds Rest, Yosemite Valley 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
  HSC1503  Pinus jeffreyi R. G. Means 1965-6-19 3 Sierra Old Independence Lake Rd. 2.5 mi. N of Sagehen Creek Project Rd. 2104 Comment
  SEINET5334636  Pinus jeffreyi R. J. Holl 1949-4-17 s.n. Sierra Truckee Canyon, 7 miles west of Verdi, 1524 Comment
  CAS-BOT-BC73137  Pinus lambertiana William R. Dudley 1894-9-1 s.n. Sierra From Truckee to Webber Lake (leaves), near Giant forest Rd. (cone), from tree on south slope Black Butte, Comment
  UC336031  Pinus lambertiana unknown 1875-1 Sierra Mt. Hermosa Mt. Hermosa (above Sierra Valley) Comment
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Mar 6 2011
  MACF021045  Pinus monticola Trudy R. Ericson 1976-7-3 577 Sierra Approx. 2 mi. northeast of Babbitt Peak Lookout Station, Tahoe National Forest 2669 Comment
  UC336029  Pinus monticola unknown 1887-8-1 Sierra Webber lake Comment
  MACF019594  Pinus washoensis Trudy R. Ericson 1975-9-15 385 Sierra Babbit Peak, Tahoe National Forest, near Forest Service Lookout Station 2669 Comment
  MACF021052  Pinus washoensis Trudy R. Ericson 1976-7-3 575 Sierra Aprrox. 2 mi. northeast of Babbitt Peak Lookout Station, Tahoe National Forest 2669 Comment
  UC1252119  Pinus washoensis W. B. Critchfield, G. L. Allenbaugh 1964-7-4 3 Sierra Bald Mountain Range 2560 Comment
  CHSC50699  Piperia unalascensis Lowell Ahart 1990-6-29 6530 Sierra South of Gold Run Creek, west of Poverty Hill (Poverty Hill Hydraulic Mine). 1524 Comment
  UC1562437  Piperia unalascensis Lowell Ahart 1990-6-29 6530 Sierra s of Gold Run Creek (w of Poverty Hill (Poverty Hill Hydraulic Mine)) 1524 Comment
  UC186973  Piperia unalascensis C. F. Sonne Jul 1888 Sierra Bear Valley Truckee River Comment
  SJSU14022  Plagiobothrys cognatus N. A. Hopkins 1988-6-3 1416 Sierra Knuthson Meadow between Hwy 89 & Carmen Valley 1524 Comment
  JEPS102814  Plagiobothrys cusickii Lowell Ahart 2001-8-10 9083 Sierra On the west side of the dam, diversion dam across the Little Truckee River (water flows to Sierra Valley), about 100 yards south of Fiberboard Road (Forest Road 18), about 1/8 mile north of Henness Pass Road, about 5 miles (air) east of Webber Lake. 1920 Comment
  UCD84065  Plagiobothrys cusickii Ayzik Solomeshch 2009-6-9 s.n. Sierra Sierra County. Sierra Valley. Harvey Ranch. Along Westside Road, ca. 1 km N of intersection of Westside Road and Calpine Road, ca. 200 m W of Westside Road. 1498 Comment
  UCR242985  Plagiobothrys cusickii Ayzik Solomeshch 2009-6-8 s.n. Sierra Sierra Valley, Roen Ranch, along Westside Road, c. 2 km north of intersection of Westside Road and Calpine Rd., [then] c. 1 km east of Westside Road 1493 Comment
  SJSU12049  Plagiobothrys cusickii N. A. Hopkins 1976-6-22 838 Sierra c. 3 mi N of Sattley, Sierra Valley 1493 Comment
  UC66409  Plagiobothrys hispidulus P. B. Kennedy and S. B. Doten 1901-7-8 117 Sierra near Webber Lake Comment
  SEINET10497617  Plagiobothrys hispidulus Lowell Ahart, Peter Ahart 1983-10-27 Ahart 4483 Sierra Near a dirt road that is ca. 2 mi se of Jackson Meadow Reservoir, ca. 1 mi s of Pass Creek, near Jackson Meadow Reservoir. Red Fir Forest; 2200 m. 2200 Comment
  SJSU8036  Plagiobothrys hispidulus N. A. Hopkins 1978-6-7 915 Sierra c. 2 mi NW of Sattley 1524 Comment
  SJSU9815  Plagiobothrys hispidulus C. W. Sharsmith 1982-5-30 8666 Sierra 2 mi N of Sattley on Sattley-Beckwourth Rd, Sierra Valley 1524 Comment
  JEPS16738  Plagiobothrys mollis Rimo Bacigalupi with H. L. Mason and J. R. Sweeney 1953-7-8 4289 Sierra along road from Hawley railroad station (on Western Pacific main line) to Loyalton (middle of Sierra Valley); Sierra Valley 1481 Comment
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May 4 2013
  UC1063803  Plagiobothrys reticulatus H. S. Yates 1935-6-28 5272 Sierra 5 1/4 mi nne Sattley; Sierraville Quad. Comment
  SJSU9130  Platanthera dilatata var. leucostachys H. L. Buckalew 1964-7-18 Sierra Yuba Pass 2042 Comment
  UCR257839  Platanthera leucostachys George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-7-23 19504 Sierra Northern Sierra Nevada Mountains, Stampede Dam Road, 1.7 miles north of the Nevada County line, just east of Stampede Reservoir 1770 Comment
  SEINET6171070  Platanthera sparsiflora W. Harnach, N. Harnach 1990-6-30 446 Sierra Sierra Valley, Yuba Pass 2042 Comment
  SEINET3892853  Platanthera sparsiflora D. W. McNeal 1995-7-15 4116 Sierra Beside Mills Pk. Rd., 0.5 mi E of the jct. of the Gold Lake cutoff, Plumas National Forest.; 0 Comment
  UCD22399  Pleiacanthus spinosus Ellen Dean; Art Shapiro, Davis Botanical Society 2002-9-28 1331 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
  CHSC85301  Pleuricospora fimbriolata John Dittes; Lowell Ahart 2003-9-28 836 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. 2159 Comment
  CAS-BOT-BC261027  Poa Catherine Best 1982-7-12 745 Sierra Herrington's, Sierra City, Sierra Nevada 1219 Comment
  UCR249137  Poa annua George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20755 Sierra Northern Sierra Nevada Mountains Foothills, Along CA-49, 1.2 miles north of the Yuba County line 901 Comment
  CAS-BOT-BC254774  Poa bolanderi Lowell Ahart 1983-10-27 4482 Sierra About 2 miles SE of Jackson Meadows Res., ca. 1 mile S of Pass Creek 2200 Comment
  CHSC61942  Poa bolanderi Lowell Ahart 1993-9-24 7258 Sierra On the west side of the small stream on the north side of Mount Fillmore, about 1/2 mile south of the dirt road from Gibsonville to Johnsville. 2072 Comment
  CAS-BOT-BC254985  Poa bulbosa Catherine Best 1980-6-12 s.n. Sierra Herrington's, Sierra City Comment
  CAS-BOT-BC254986  Poa bulbosa Melissa A. Berry 1957-6-28 s.n. Sierra Sierra Valley, Highway 89 1524 Comment
  UCD90826  Poa bulbosa Grady L. Webster 1990-5-13 7730 Sierra gravelly flats in Sierra Valley, 0.5 mi. west of Sierraville. 1508 Comment
  UCR80879  Poa bulbosa G. L. Webster 1990-5-13 7730 Sierra Sierra Valley, 0.5 mi. west of Sierraville 1509 Comment
  SEINET7744952  Poa bulbosa W. D. Billings 1946-5-12 1652 Sierra 2 mi. NW of Sattley, W side of Sierra Valley. Comment
  CAS-BOT-BC255104  Poa compressa Catherine Best 1984-6-19 1016 Sierra Sardine Lake 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
  UC1609250  Poa cusickii subsp. epilis Lowell Ahart 1993-9-10 7216 Sierra ca 1 1/2 mi s of dirt rd from Gibsonville to Johnsville (n side Mt Fillmore) 2316 Comment
  UCR151596  Poa howellii Beecher Crampton 1954-5-10 1848 Sierra Along State Hwy 49, 5 mi NE of Camptonville 687 Comment
  CAS-BOT-BC255859  Poa leibergii R. K. Gierisch; D. H. Esplin 1969-6-25 3484 Sierra Saddle Meadow, Tahoe Forest 1950 Comment
  CAS-BOT-BC255927  Poa palustris John Thomas Howell 1969-9-13 46113 Sierra Little Truckee River near outlet of Webber Lake, Sierra Nevada 2042 Comment
  SEINET7850276  Poa pratensis P. A. Lehenbauer 1937-1 121 Sierra 25 miles west of Reno on Truckee Road at Iceland, on south side of river by falls 1676 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
  CDA11890  Poa secunda G. F. Hrusa, J. Jokerst 1991-7-5 8550 A Sierra Sierra Valley Region; Antelope Valley, about Golden Dome. Comment
  UCD148603  Poa secunda G. F. Hrusa; J. Jokerst 1991-7-5 8551 -a Sierra Antelope Valley, Golden Dome. 1650 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
  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
  SEINET7856234  Poa secunda subsp. juncifolia P. B. Kennedy, S. B. Doten 1901-7-18 182 Sierra Mt. Lola Comment
  CAS-BOT-BC243208  Poa secunda subsp. secunda John Thomas Howell; R. C. Barneby 1954-5-14 29545 Sierra Sierra Valley near Sattley 1524 Comment
  CAS-BOT-BC243210  Poa secunda subsp. secunda Javier Penalosa 1962-6-20 2557 Sierra Ridge W of Little Truckee River at Highway 89 1935 Comment
  CHSC44585  Poa secunda subsp. secunda Lowell Ahart 1977-8-2 1511 Sierra Near the road to the north side of Mount Fillmore, about 12 miles north-east of La Porte. 1828 Comment
  JEPS110364  Poa secunda subsp. secunda Lowell Ahart 2006-6-21 12831 Sierra Along the road, about 2 1/2 miles (by road) west of Forest 1397 Comment
  JEPS70658  Poa secunda subsp. secunda Leland S. Smith 1926-4-13 1773 Sierra Alleghany Rd, above crossing Alleghany Rd; Tahoe Forest 609 Comment
  SEINET10610645  Poa tenuifolia John G. Lemmon 1874-1 Lemmon 9511 Sierra Comment
  CHSC53162  Polemonium californicum L. P. Janeway 1989-8-18 3605 Sierra Plumas National Forest. Near top of ridge 1/2 mi SE of Chapman Saddle; ca 2 1/4 mi SE of Haskell Pk. Near creek. 2072 Comment
  UC1586398  Polemonium californicum Lowell Ahart 1991-7-22 6694 Sierra about 1/4 mi s Henness Pass Road (French Meadow, about 3 mi nw of Webber Lake); nw of Webber Lake, French Meadow, s of Henness Pass Rd. 2133 Comment
  CAS-BOT-BC277753  Polemonium californicum Mona Bourell 1986-7-4 1819 Sierra Jackson Reservoir Rd., mile from Junction w/ Hwy 89. Toward Webber Lake Comment
  SEINET13759044  Polemonium micranthum W. Harnach, N. Harnach 1989-5-5 55 Sierra Sierra Valley, along side of drainage ditch from Loyalton City well, Loyalton High School. 1524 Comment
  SEINET10496910  Polemonium occidentale Heidi H. Schmidt 1993-6-13 Schmidt 853 Sierra Tahoe National forest on state highway 89. 1.7 miles N of Sierraville. Sagebrush flats, meadow. 1650 Comment
  UCD109720  Polygala cornuta Collector Unknown 1925-6-29 407 Sierra Downieville. Comment
  JEPS124748 Image available Polygala cornuta B. Corwin 1964-6-25 77 Sierra 4 miles west of Downieville on highway 49 at intersection to Goodyear's Bar. Comment
  JEPS124750 Image available Polygala cornuta Marge Kempf 1965-6-29 216 Sierra Goodyear's Bar- 10 miles from Goodyear's Bar forest at HWY 49 at junction 4 miles from Downieville. Comment
  CAS-BOT-BC170322  Polygala cornuta var. cornuta Forest Sheehan 1970-7-20 s.n. Sierra Near Scales. 1371 Comment
  CAS-BOT-BC170324  Polygala cornuta var. cornuta Carl B. Wolf 1937-8-6 9044 Sierra Northern Sierra Nevada, No. Fork of Yuba River, 2 1/2 mi. above Downieville 975 Comment
  UC639119  Polygonum amphibium var. stipulaceum S. F. Cooke 1938-8-7 Sierra reservoir 1/2 mi s Scales Comment
  UC1136135  Polygonum aviculare subsp. buxiforme H. S. Yates 1935-6-28 5270 Sierra 5 1/4 mi nne Sattley; Sierraville Quadrangle 1493 Comment
  UC1586499  Polygonum bistortoides Lowell Ahart 1991-7-22 6677 Sierra about 1/4 mi s Henness Pass Road (about 3 mi nw of Webber Lake); French Meadow 2133 Comment
  JEPS50502  Polygonum bistortoides Dr. Hunt 1872-2 Sierra Indian Valley; Sierra Valley and northward Comment
  CAS-BOT-BC414579  Polygonum douglasii Lewis S. Rose 1934-7-15 34371 Sierra Gold Lake 1950 Comment
  CHSC47686  Polygonum douglasii subsp. douglasii Lowell Ahart 1989-8-16 6376 Sierra At Ahart Sheep Camp, about 1 mile north-west of Milton Reservoir. 1706 Comment
  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
  JEPS107585  Polygonum douglasii subsp. douglasii Lowell Ahart 2005-8-30 12361 Sierra East of Pass Creek, about 100 yards southeast of the falls on Pass Creek, about 1/4 mile south of French Meadow, about 2 1/2 miles west of Webber Lake 2073 Comment
  JEPS117447  Polygonum douglasii subsp. douglasii Lowell Ahart 2010-9-15 17165 Sierra Open areas, around trees, about 20 yards northwest of the cabin, about 50 yards southwest of the middle pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak 2134 Comment
  JEPS50559  Polygonum douglasii subsp. douglasii W. L. Jepson 1934-8-6 16861 Sierra Yuba Pass 2011 Comment
  UC402739  Polygonum douglasii subsp. spergulariiforme J. A. DeCow Aug., 1900 459 Sierra Campbell's Hot Springs Comment
  CHSC43033  Polygonum minimum L. P. Janeway 1984-9-1 1111 Sierra Vicinity of Sierra Buttes. On the Sierra crest just above (east of ) Oakland and Snag Lakes. 2270 Comment
  CHSC45468  Polygonum minimum Lowell Ahart 1983-10-27 4475 Sierra In a disturbed area near a dirt road that is about 2 miles south-east of Jackson Meadows Reservoir. 2011 Comment
  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
  JEPS50643  Polygonum phytolaccifolium W. L. Jepson 1934-8-2 16797 Sierra Pioneer road sta. North Fork Yuba River (2 mi e of Bassett sta.) 1706 Comment
  SD241932  Polygonum polygaloides subsp. confertiflorum Ayzik Solomeshch 2009-6-8 Sierra Sierra Valley; Roen Ranch, along Westside Road, ca. 2 km N of the intersectionof Westside and Palpine Roads, ca. 1 km east of Westside Road. 1493 Comment
  SJSU6442  Polygonum polygaloides subsp. kelloggii N. A. Hopkins 1971-6-14 388 Sierra S end Sierra Valley 1584 Comment
  JEPS50592  Polygonum shastense J. G. Lemmon 1872-2 222 Sierra Webber Peak Comment
  UC173664  Polygonum shastense J. G. Lemmon 1875-1 Sierra Comment
  CAS-BOT-BC421058  Polygonum spergulariiforme Alice Eastwood 1918-6-29 7934 Sierra Loyalton Comment
  CAS-BOT-BC421061  Polygonum spergulariiforme W. R. Dudley 1909-8-25 s.n. Sierra Sierra Valley Comment
  SEINET8655835  Polygonum spergulariiforme W. Harnach 2015-8-26 1443 Sierra Salmon Creek Campground 1756 Comment
  SEINET4335269  Polygonum spergulariiforme M. J. Williams 1976-8-29 76 -106 Sierra Intersection Verdi Peak Rd. and Henness Pass Rd. 1920 Comment
  CAS-BOT-BC233035  Polypogon interruptus Lowell Ahart 1977-5-31 s.n. Sierra 7 miles W of Alleghany 1500 Comment
  UCR230984  Polystichum imbricans George K. Helmkamp, E. A. Helmkamp 2011-6-9 17543 Sierra Northern Sierra Nevada Mountains Foothills, 5.9 miles north of Camptonville along CA-49, about 1.2 miles northeast of the Yuba Co. line 899 Comment
  CAS-BOT-BC76692  Polystichum munitum Lowell Ahart 1982-7-28 3715 Sierra In water ditch a little north of the Pacific Mine, about 5 miles east of La Porte. 1700 Comment
  CAS-BOT-BC102351  Populus alba John Thomas Howell 1962-6-18 37828 Sierra Sattley 1524 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
  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
  CAS-BOT-BC105518  Populus trichocarpa Javier Penalosa 1962-6-20 2552 Sierra Along Little Truckee Ri. at Hwy. 89. 1905 Comment
  JEPS108486  Porterella carnosula Lisa Schultheis with Dan Mulcahy 1997-5-31 573 -97 Sierra Sierra Valley. Rt. A-23, 6.4 mi from junction with Rt. 89 Comment
  SEINET10873425  Porterella carnosula John G. Lemmon 1874-1 Lemmon 8 Sierra Comment
  UC338851  Potamogeton amplifolius Gray 46 Sierra Webber Lake Comment
  JEPS113955  Potamogeton foliosus subsp. foliosus W. and N. Harnach 2000-8-23 985 Sierra Sierra Valley 1.5 miles west of Sierraville, CA on highway 49. Strang pond. Comment
  UC965618  Potamogeton gramineus Herbert L. Mason 1952-7-19 14456 Sierra 1.5 mi e of Calpine (at junction of Calpine with Sierraville-Beckwourth Road); Sierra Nevada, Sierra Valley 1524 Comment
  SCFS5189  Potamogeton gramineus Marc Chamberlain 1973-6-30 51 Sierra 16 miles north Truckee on Highway 89 Comment
  CHSC43999  Potamogeton natans L. P. Janeway 1984-8-25 1058 Sierra Snag Lake. Near shore. 2026 Comment
  UCR12046  Potamogeton natans Coleta A. Lawler 1968-7-2 169 Sierra Sierra Nevada Mtns., 3.9 mi NW of Sierraville. Right turn on Sattley-Beckworth [Westside] Rd, 1.1 mi NE from Hwy 49 intersection 1509 Comment
  UC114330  Potentilla drummondii subsp. breweri J. G. Lemmon 1875-1 85 Sierra 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
  SEINET11916389  Potentilla fruticosa J. G. Lemmon 1874-1 = Sierra Sierra Co., &c., Comment
  CHSC66529  Potentilla glandulosa subsp. ashlandica Lowell Ahart 1996-7-25 7692 Sierra Along the dirt road, old Henness Pass Road, French Meadow, about 2 miles west of Webber Lake. 1950 Comment
  RSA8077  Potentilla glandulosa subsp. ashlandica H. A. Barker 1927-6-28 750 Sierra Gold Lake. 1954 Comment
  SEINET11911229  Potentilla glandulosa subsp. reflexa F. H. Utech 1986-1 86 -061 Sierra Tahoe National Forest, ca 1 mi E on CA 49 from Downieville, along North Yuba River 950 Comment
  UCD113844  Potentilla gracilis B. Crampton 1957-7-24 4413 Sierra Gordon Van Vleck Ranch, Sierra Valley, 4 miles northeast of Sattley. Comment
  UCD35538  Potentilla gracilis Beecher Crampton 1957-7-24 4413 Sierra Gordon Van Vleck Ranch. Sierra Valley. 4 miles northeast of Sattley. Comment
  CAS-BOT-BC541008  Potentilla gracilis var. fastigiata Lin Grayson 1981-5-16 042 Sierra Sierra-Plumas Co. Sierra Valley marsh along County Road A 24. 1666 Comment
  CAS-BOT-BC541017  Potentilla gracilis var. fastigiata H. C. Cantelow 1937-8-6 12 Sierra Near Sierraville Comment
  SEINET6637121  Potentilla gracilis var. fastigiata S. B. Doten 1901-7-12 155 Sierra [Sierra Nevada] Webber Lake Comment
  CAS-BOT-BC158511  Potentilla millefolia D. E. Breedlove 1962-6-13 3499 Sierra Along State Hwy. 89, 4.2 miles north of Sierraville 1524 Comment
  UC1368483  Potentilla millefolia R. K. Gierisch 1969-6-25 3482 Sierra Saddle Meadow Tahoe National Forest, Saddle Meadow 1950 Comment
  CHSC81050  Potentilla rivalis Lowell Ahart 2001-8-10 9073 Sierra Strand of Stampede Reservoir, about 1 mile southwest of Henness Pass Road, about 1 1/4 miles northwest of Stampede Reservoir Dam. 1810 Comment
  CHSC91648  Poteridium annuum G. F. Hrusa; S. Gamairi, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16300 Sierra Northern Sierra Nevada. Sierra Valley. Antelope Valley, 1.4 mi. S of Sierraville-Loyalton Rd., E of Sierraville on Antelope Valley Rd. In bottom of drainage. 1645 Comment
  CAS-BOT-BC47624  Primula suffrutescens Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Salmon Lake Comment
  LA42726  Primula suffrutescens A. Lewis; 1934-7-16 514 Sierra 0.75 mi. SW of Wades Lake 2133 Comment
  UCLA85885  Prunella vulgaris var. lanceolata O. H. Kappler 1946-7-20 1326 Sierra North Fork Yuba River 822 Comment
  SJSU12229  Prunella vulgaris var. lanceolata N. A. Hopkins 1982-7-19 1077 Sierra 1 mi S of Calpine 1524 Comment
  SEINET7287702  Prunus andersonii K. E. Bradshaw 1942-5-21 KB 422 Sierra Sierra Nevada, 3 mi. SW of Purdy, on Old Trosi Ranch. 1676 Comment
  CAS-BOT-BC158197  Prunus emarginata W. R. Dudley 1894-8-1 s.n. Sierra Near Webber Lake Comment
  RSA794703  Prunus emarginata L. Ahart 2010-9-15 17170 Sierra Open areas around the cabin at the spring, about 2.75 air miles north of Yuba Pass on Highway 49, about 4 air miles east of Haskell Peak. 2135 Comment
  UC1128318  Prunus emarginata G. T. Nordstrom 1936-7-9 921 Sierra 2 mi nw of Dog Valley (Tahoe National Forest); Tahoe National Forest 1981 Comment
  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
  SEINET11910985  Prunus emarginata F. H. Utech 1986-1 86 -051 Sierra Tahoe National Forest, Wild Plum Recreation Area, ca 2 mi E of Sierra City on CA 49 1350 Comment
  CAS-BOT-BC151223  Prunus virginiana var. demissa W. R. Dudley 1909-8-27 s.n. Sierra Sierra Valley Comment
  CAS-BOT-BC151224  Prunus virginiana var. demissa W. Harnach; N. Harnach 1989-5-9 074 Sierra Sierra Valley, Newman Point (Rice on map) 1524 Comment
  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
  SEINET7412839  Prunus virginiana var. demissa K. S. Bradshaw 1942-5-20 KB 402 Sierra 3 miles southwest of Purdy, Old Trosi Ranch 1676 Comment
  SEINET7452675  Prunus virginiana var. demissa P. A. Lehenbauer 1937-6-8 53 Sierra 25 miles W of Reno, Nevada, on Truckee River at Iceland, S side of river, near falls. 1676 Comment
  SD124902  Pseudognaphalium beneolens R. D. Goeden 1986-9-10 Sierra Along Fibreboard Road above Perazo Meadow, northwest of Truckee and ca. 10 miles east of Jackson Meadow Reservoir; Tahoe National Forest. 2010 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
  POM358888  Pseudognaphalium thermale Britton, Robert W. Townsend 1939-8-24 138 Sierra North bank of Yuba River, 7 miles above Sierra City 1674 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
  RSA478137  Pseudostellaria jamesiana Robert Gustafson 1985-6-10 3149 Sierra SFSU Sierra Nevada Field Station, ca. 6 miles below Yuba Pass summit on Highway 49 1921 Comment
  SEINET11944061  Pseudostellaria jamesiana J. G. Lemmon 1874-1 21 Sierra Comment
  UC1070078  Psilocarphus brevissimus var. brevissimus H. S. Yates 1935-6-28 5268 Sierra 5.25 mi nne Sattley; Sierraville Quad. 1493 Comment
  UC585139  Psilocarphus brevissimus var. brevissimus E. B. Babcock, G. L. Stebbins Jr. 1936-6-3 1661 Sierra about 5 mi n Sattley; Sierra Valley Comment
  CHSC52491  Pteridium aquilinum var. pubescens L. P. Janeway 1984-8-19 1051 Sierra Near the second switchback (towards SE) down from Packers Saddle. 1981 Comment
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Mar 22 2013
  CHSC54562  Pterospora andromedea Lowell Ahart 1991-7-29 6699 Sierra On the west side of Negro Creek, west of Burlington, about 1 miles north-east of Harris Meadow, about 1-1/4 miles north-east of Granite Mountain. 1828 Comment
  JEPS118407  Pterospora andromedea Lowell Ahart 2011-9-23 17715 Sierra Forest floor, west of a small stream that flows into Pass Creek, about 100 yards north of Pass Creek, about 300 yards south of Hennas Pass Road, west of French Meadow, east of Forest Road 70, about 3 miles (air) northwest of Webber Lake 2016 Comment
  SD123496  Pterospora andromedea Robert F. Thorne 1974-7-30 Sierra Goose, Haven and Snag Lake areas 2057 Comment
  SEINET7464437  Purshia tridentata K. E. Bradshaw 1942-5-21 423 Sierra 3 miles sw of Purdy, old Trosi Ranch 1676 Comment
  CAS-BOT-BC147890  Purshia tridentata var. tridentata Lowell Ahart 1969-5-27 s.n. Sierra Near Webber Lake, near Highway 89 2133 Comment
  RSA232648  Purshia tridentata var. tridentata Larry E. DeBuhr, Gary D. Wallace 1972-5-21 582 Sierra Jct of Hwys 89 and 49. Tahoe National Forest. Comment
  UC477534  Pycnanthemum californicum L. S. Smith 1931-6-22 2566 Sierra Comptonville Dist. Yellow Jacket Ridge (Tahoe National Forest); , Yellow Jacket Ridge 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
  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
  CAS-BOT-BC466124  Pyrola picta Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Deer Lake Comment
  RSA151643  Pyrrocoma apargioides R. C. Bacigalupi, H. L. Mason, J. R. Sweeney 1953-7-8 4298 Sierra Along road to Beckwourth, from Calpine, Sierra Valley. 1463 Comment
  RSA88286  Pyrrocoma lucida J. T. Howell 1951-8-21 s.n. Sierra Sierra-Plumas Co. line on road from Blaitsden to Calpine. 1524 Comment
  CAS-BOT-BC494120  Pyrrocoma lucida W. Harnach; N. Harnach 2000-8-23 1001 Sierra Sierra Valley. 1 mi E of Calpine, on Calpine Rd (home) 1504 Comment
  UC35841  Pyrrocoma racemosa var. paniculata C. F. Sonne 1892-7-10 7 Sierra Sardine Valley Sierra Nevada Mountains Comment
  UCD133727  Pyrrocoma racemosa var. paniculata Beecher Crampton 1957-7-24 4414 Sierra Gordon Van Vleck Ranch. Sierra Valley. 4 miles northeast of Sattley. Comment
  CAS-BOT-BC68641  Quercus chrysolepis Alice Eastwood 1918-4-6 6778 Sierra Downieville Comment
  CHSC110872  Quercus chrysolepis Tim Hanson 2013-9-3 6 Sierra Northern High Sierra Nevada. On the south facing slope of Slate Creek canyon approximately 6 air km northeast of La Porte. 1560 Comment
  CHSC47416  Quercus chrysolepis Lowell Ahart 1976-8-10 1186 Sierra On a dry hillside, about 6 air miles west of Downieville. 1371 Comment
  JEPS124688 Image available Quercus chrysolepis G. R. Ostrander 1965-6-29 24 Sierra Found a rise above the road at the junction of Hiway 49 and the county road to Goodyear's Bar. Comment
  RSA726429  Quercus kelloggii L. Ahart 2007-10-25 14503 Sierra About 1.5 miles north of Scales, about 5 miles (air) south of La Porte. 1433 Comment
  JEPS124672 Image available Quercus kelloggii C. L. Kline 1965-6-29 110 a Sierra 2.9 mi East of Goodyear Bar, HWY 49. Comment
  CHSC63117  Raillardella argentea Lowell Ahart 1994-7-1 7436 Sierra On the north side of Henness Pass Road, at Keystone Gap, east of Keystone Mountain, about 1 1/2 miles north-east of Middlewaters, about 11 miles (air) north-east of Alleghany. 2011 Comment
  CAS-BOT-BC362810  Raillardella scaposa L. P. Janeway 1984-8-11 978 Sierra Northwest of Sierra Buttes 2316 Comment
  CAS-BOT-BC186687  Ranunculus Catherine Best 1980-6-12 s.n. Sierra Yuba Summit on Highway 49 Comment
  UC1258303  Ranunculus Nancy Morin July 1978 270 Sierra Bear Valley Rd Kyburz Flat Comment
  UC1477425  Ranunculus Nancy Morin July 1978 273 Sierra Bear Valley Rd Kyburz Flat Comment
  UC338305  Ranunculus alismifolius var. alismellus unknown 1889-6-8 Sierra Gold Lake Comment
  CAS-BOT-BC379427  Ranunculus alismifolius var. alismellus Belle R. Jackson 1932-6-1 s.n. Sierra Yuba Pass Comment
  SJSU12172  Ranunculus alismifolius var. alismellus N. A. Hopkins 1973-6-11 526 Sierra nearButchers Cr above Robinsons Cow Camp 1889 Comment
  SJSU14209  Ranunculus alismifolius var. alismellus N. A. Hopkins 1989-7-1 1549 Sierra by Yuba Pass-Weber L Rd 0.5 mi N of Henness Pass Rd 2072 Comment
  UC1368479  Ranunculus alismifolius var. alismifolius R. K. Gierisch, and D. H. Esplin 1969-6-25 3499 Sierra Anderson Mdw. Tahoe Forest Comment
  CAS-BOT-BC380416  Ranunculus alismifolius var. hartwegii Lowell Ahart 1966-5-15 s.n. Sierra near Webber Lake 1981 Comment
  RSA8014  Ranunculus alismifolius var. hartwegii H. A. Barker 1927-6-22 721 Sierra Gold Lake. 1954 Comment
  CAS-BOT-BC379218  Ranunculus aquatilis John Thomas Howell 1962-6-18 37837 Sierra Sattley 1524 Comment
  CHSC45396  Ranunculus aquatilis var. capillaceus Lowell Ahart 1980-9-9 2615 Sierra In a small pond along the edge of the dirt road, about 1/2 mile east of Webber Lake. 2011 Comment
  CAS-BOT-BC379067  Ranunculus aquatilis var. diffusus Lowell Ahart 1980-9-9 2615 Sierra near Webber Lake 488 Comment
  SJSU12170  Ranunculus cymbalaria N. A. Hopkins 1976-6-22 840 Sierra 0.5 mi N of Sattley, Sierra Valley 1524 Comment
  UCD96121  Ranunculus flammula var. ovalis Collector unknown 1929-7-26 s.n. Sierra Lusk Meadow, Salmon Lake. Comment
  SJSU12169  Ranunculus glaberrimus var. ellipticus N. A. Hopkins 1984-3-7 1187 Sierra c. 1 mi SW of Calpine 1524 Comment
  SEINET5338701  Ranunculus glaberrimus var. glaberrimus P. A. Lehenbauer 1924-3-15 572 Sierra Balls Canyon- NW of Reno. Comment
  SEINET5338814  Ranunculus occidentalis P. A. Lehenbauer 1935-5-21 s.n. Sierra Balls Canyon. Comment
  SEINET5338931  Ranunculus occidentalis M. Demorest 1962-5-9 78 Sierra Dog Valley, on valley floor near meadow in wooded area N. of road. 1829 Comment
  UC1368481  Ranunculus orthorhynchus var. orthorhynchus R. K. Gierisch and D. H. Esplin 1969-6-25 3487 Sierra Saddle Mdw. Tahoe National Forest 1950 Comment
  UC1477468  Ranunculus orthorhynchus var. orthorhynchus Nancy Morin July 1978 272 Sierra Bear Valley Rd Kyburz Flat Comment
  SEINET8701816  Ranunculus uncinatus W. Harnach, N. Harnach 1991-6-23 573 Sierra Sierra Valley, 0.25 miles S of Sattley, Parlanti Ranch. 1524 Comment
  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
  SDSU10361  Rhamnus rubra D. F. Howe 1964-7-28 3878 Sierra 5.5 miles S of Gold Lake Lodge, Tahoe National Forest. 1829 Comment
  UC592923  Rhamnus rubra Carl B. Wolf 1937-8-6 Sierra 2.5 mi above Downieville; Northern Sierra Nevada, North Fork of Yuba River 975 Comment
  CAS-BOT-BC56585  Rhododendron columbianum Mrs. E. C. Sutliffe 1920-9-1 s.n. Sierra Salmon Lake Comment
  CAS-BOT-BC56659  Rhododendron occidentale Alice Eastwood 1918-4-6 6779 Sierra Downieville Comment
  UCR54284  Rhododendron occidentale B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-29 0939 Sierra Tahoe National Forest, 3.5 mi east of Downieville on Hwy 49. 1220 Comment
  UC329958  Ribes Lemmon 1889-6-5 Sierra near Gold Lake Comment
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May 19 2012
  JEPS95788  Ribes aureum var. aureum Lowell Ahart 1999-7-26 8128 Sierra about 7 miles (air) east of Webber Lake; Little Truckee River; on the west side of Independence Road; just south of the Little Truckee River; south of Fibreboard Road; about 7 miles (air) east of Webber Lake 1889 Comment
  JEPS95837  Ribes aureum var. aureum Lowell Ahart 1999-7-26 8128 Sierra about 7 miles (air) east of Webber Lake; Little Truckee River; on the west side of Independence Road; just south of the Little Truckee River; south of Fibreboard Road; about 7 miles (air) east of Webber Lake 1889 Comment
  CAS-BOT-BC108765  Ribes cereum Rimo Bacigalupi 1927-7-4 1609 Sierra Along banks of North Fork of Yuba River 2 miles west of Yuba Pass. 1920 Comment
  UCR17478  Ribes cereum Frank C. Vasek 1975-7-10 750710- 05 Sierra Sierra Nevada Mtns., 1 mi west of State Hwy 89 on Henness Pass Rd. 1951 Comment
  HSC103204  Ribes cereum var. cereum Jade Paget-Seekins 2010-7-16 46 Sierra On the border of Tahoe and Plumas National Forests near Haskell Peak and Forest Route 28. 2239 Comment
  CAS-BOT-BC169090  Ribes inerme var. inerme Wm. Bridge Cooke 1939-7-21 13702 Sierra In the vicinity of the outlet of the Municipal spring above Howard - Mount Shasta 1280 Comment
  SEINET5339685  Ribes montigenum C. Bell 1962-5-9 1 Sierra New Dog Valley Road; west of Verdi, to left of road about 1 1/2 miles out, on upper bank 1615 Comment
  CAS-BOT-BC219256  Ribes nevadense Vincent Jones 1920-5-25 s.n. Sierra Cedar Glen Comment
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Mar 18 2018
  CAS-BOT-BC219259  Ribes nevadense M. Lavin 1982-6-27 4154 Sierra Salmon Lake just N of Sierra Buttes, 13 miles from Portola 1981 Comment
  UCR206553  Ribes nevadense George K. Helmkamp, E. A. Helmkamp 2009-5-28 14850 Sierra Northern Sierra Nevada Foothills, along CA-49, 1.8 miles north of the Yuba County line0 884 Comment
  SEINET5339731  Ribes nevadense P. A. Lehenbauer 1937-6-8 93 Sierra 25 mi w of Reno, on Truckee River, at Iceland, Sierra Co., s. side of river by falls 1676 Comment
  SEINET5777033  Ribes roezlii W. Harnach, Nancy Harnach 1990-5-13 312 Sierra Approx 0.5 miles S of Sattley, Martinetti Ranch 1518 Comment
  UC566232  Ribes roezlii A. Lewis 1934-7-5 496 Sierra 2.2 mi ne Poverty Hill; Downieville Quadrangle 1584 Comment
  RSA0018038  Ribes roezlii Robert Gustafson 1985-6-11 3151 Sierra Forest Service Road 12, ca 5 miles S from the junction of highway 49, Yuba Pass summit area. 2134 Comment
  CAS-BOT-BC186282  Ribes roezlii var. roezlii Alice Eastwood 1918-4-6 6768 Sierra Downieville Comment
  CAS-BOT-BC186283  Ribes roezlii var. roezlii L. S. Smith 1926-4-12 1761 Sierra Tahoe National Forest, Rebel Ridge, Camptonville District 701 Comment
  CAS-BOT-BC198939  Ribes roezlii var. roezlii Catherine Best 1981-6-19 s.n. Sierra Edge of Hwy 89, 2 miles west of Yuba Summit. Comment
  CAS-BOT-BC168786  Ribes viscosissimum Rimo Bacigalupi 1927-7-4 1610 Sierra Along banks of north fork of Yuba River, 2 miles west of Yuba Pass 1920 Comment
  CAS-BOT-BC168789  Ribes viscosissimum Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Salmon Lake Comment
  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
  UC354488  Rigiopappus leptocladus David D. Keck 1928-6-13 430 Sierra Newman Point Sierra Valley 1500 Comment
  SEINET12165189  Robinia pseudoacacia F. H. Utech 1986-1 86 -092 Sierra Tahoe Natioanal Forest, Convict Flat, along North Yuba River 850 Comment
  UCD115245  Rorippa austriaca Arthur M. Shapiro 1989-6-3 s.n. Sierra 2.5 km ENE of Sierraville. Comment
  SEINET11541927  Rorippa curvipes var. curvipes P. B. Kennedy, S. B. Doten 1901-7-8 113 Sierra Webber Lake. Comment
  CAS-BOT-BC74664  Rorippa curvisiliqua W. R. Dudley 1909-8-29 s.n. Sierra Icehouse Pond, Sierra Valley. Comment
  UCD84064  Rorippa curvisiliqua 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
  CHSC54556  Rorippa curvisiliqua var. curvisiliqua Lowell Ahart 1991-7-22 6696 Sierra On the bottom of a drying stream, in French Meadow, about 1/4 mile south of Henness Pass Road, about 3 miles north-west of Webber Lake. 2133 Comment
  JEPS125698  Rosa californica William Harnach May 1.2013 1329 Sierra 1.6 miles West of Goodyears Bar on Highway 49 and North of the Ramshorn campground. Comment
  RSA490802  Rosa canina B. Pitzer, S. Morgan, H. M. Soldan 1988-5-27 865 Sierra Above Ramshorn Campground, on Hwy. 49, ca. 15 miles NE of Camptonville and ca. 5 miles W of Downieville. 823 Comment
  CAS-BOT-BC148265  Rosa woodsii var. ultramontana Alice Eastwood 1918-6-29 7807 Sierra Loyalton Comment
  SEINET8584729  Rubus bifrons W. Harnach 2013-7-3 1372 Sierra Approx 150 yards along the Pacific Crest Trail, just south of the intersection with Hwy 49, northeast of Sierra City CA 1404 Comment
  UCR196990  Rubus parviflorus George K. Helmkamp, E. A. Helmkamp 2008-5-20 13482 Sierra Sierra Nevada Mountains Foothills, Henness Pass road, 3.4 miles northeast of Camptonville 1261 Comment
  JEPS4753  Rudbeckia californica W. L. Jepson 1934-7-30 16777 Sierra 6 mi above Downieville 1066 Comment
  CHSC412  Rudbeckia occidentalis V. Holt 1942-7-23 Sierra Downieville. 914 Comment
  CAS-BOT-BC363221  Rudbeckia occidentalis Catherine Best 1979-6-14 s.n. Sierra Hwy. 49, 3 miles east of Downieville Comment
  SEINET4210935  Rumex acetosella H. Hamlin s.n. Sierra Sierra Valley, near Sierraville (Hamlin Ranch was west of Sierraville) Comment
  CAS-BOT-BC422041  Rumex acetosella Lewis S. Rose 1934-7-15 34370 Sierra Gold Lake 1950 Comment
  JEPS113942  Rumex acetosella W. and N. Harnach 2000-7-4 939 Sierra Sierra Valley approximated 1/2 mile north of Coburn Lake at the end of access road. Comment
  UCD101032  Rumex acetosella N. Hopkins Date Unknown 919 Sierra Ditch by Gold Lk. Rd. 1828 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
  JEPS125708  Rumex obtusifolius William Harnach 2015-9-2 1449 Sierra 1.6 miles NE on Highway 49 from Yuba-Sierra Co. line, then approximately 1 mile on the Indian Hill Road. Comment
  CAS-BOT-BC434322  Rumex triangulivalvis John Thomas Howell 1955-7-20 30878 Sierra Near Calpine 1508 Comment
  CAS-BOT-BC445720  Sagittaria latifolia Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Lusk Meadows Comment
  CAS-BOT-BC102847  Salix boothii W. R. Dudley 1900-6-21 5416 Sierra West side of Webber Lake near shore Comment
  CAS-BOT-BC102851  Salix boothii John Thomas Howell 1969-9-13 46135 Sierra Near the southwest end of Webber Lake Comment
  CAS-BOT-BC103458  Salix eastwoodiae John Thomas Howell 1951-8-21 28276 Sierra Yuba Pass 2042 Comment
  CAS-BOT-BC103637  Salix eastwoodiae W. R. Dudley 1894-8-30 s.n. Sierra Webber Lake Meadow Comment
  CAS-BOT-BC103642  Salix eastwoodiae H. Albert Barker July 5 58 Sierra Summit Lake (largest) Comment
  CAS-BOT-BC103644  Salix eastwoodiae W. R. Dudley 1900-6-21 5417 Sierra West side of Webber Lake Comment
  CHSC43894  Salix eastwoodiae L. P. Janeway 1984-8-25 1077 Sierra Snag Lake. 2026 Comment
  HSC31039  Salix eastwoodiae R. F. Thorne, C. W. Tilforth 1969-9-6 39197 Sierra Haven Lake margin 1951 Comment
  JEPS95179  Salix eastwoodiae Vernon H. Oswald and Lowell Ahart 1996-8-19 8220 Sierra Yuba Pass-Weber Lake Road (Forest Route 12) 1.5 mi S of the road to Haypress Valley Northern High Sierra Nevada. 2194 Comment
  RSA252409  Salix eastwoodiae Robert F. Thorne, C. W. Tilforth 1969-9-6 39197 Sierra Moist margin of Haven Lake (between Goose and Snag Lakes). 1951 Comment
  CAS-BOT-BC103759  Salix exigua D. E. Breedlove 1962-6-13 3521 Sierra along the Little Truckee River, 10.0 miles south of Sierraville on State Highway 89; Sierra Nevada 1950 Comment
  SEINET10386804  Salix exigua P. A. Lehenbauer 1937-6-8 83 Sierra S side of Truckee River by falls, at Iceland, 25 miles W of Reno. 1676 Comment
  CAS-BOT-BC107930  Salix geyeriana Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Salmon Lakes Comment
  SEINET10391742  Salix geyeriana G. W. Argus, S. D'Alcamo 1998-7-23 13797 Sierra Freeman Meadow on Church Creek, ca 0.5 mile due E of Haven Lake. Comment
  CHSC105777  Salix laevigata Lowell Ahart 2010-9-15 17187 Sierra On the northwest edge of the first pond, about 20 yards northwest of the cabin, about 50 yards southwest of the middle pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak. 2134 Comment
  CAS-BOT-BC125437  Salix lasiandra var. lasiandra G. Earle Kelley 1919-1-1 s.n. Sierra Salmon Lake Comment
  CAS-BOT-BC125442  Salix lasiandra var. lasiandra W. R. Dudley 1900-6-22 5518 Sierra Below Sierraville by stage road to Truckee Comment
  CAS-BOT-BC125443  Salix lasiandra var. lasiandra W. R. Dudley 1900-6-21 5478 Sierra Webber Lake to Sierraville, Sawmill [Canon] Canyon Comment
  JEPS125720  Salix lasiolepis William Harnach 2015-8-19 1441 Sierra Basset's station, intersection of Highway 49 and the Gold Lake Road. Comment
  SEINET10395641  Salix lasiolepis C. Bell 1962-5-9 39 Sierra Left of Old Verdi Road SE of Verdi, ca 1.5 miles out on road. 1524 Comment
  CAS-BOT-BC124528  Salix lasiolepis var. lasiolepis Alice Eastwood 1918-4-6 6752 Sierra Downieville Comment
  CAS-BOT-BC124530  Salix lasiolepis var. lasiolepis Alice Eastwood 1918-4-6 6757 Sierra Downieville Comment
  CAS-BOT-BC124872  Salix lemmonii D. E. Breedlove 1962-6-13 3521 Sierra along the Little Truckee River, 10.0 miles south of Sierraville on State Hwy. 89 1950 Comment
  CAS-BOT-BC124873  Salix lemmonii Gordon H. True 1971-9-7 7057 Sierra Mt. Lola Trail in Cold Stream Canyon 2103 Comment
  CAS-BOT-BC124887  Salix lemmonii G. Earle Kelley 1919-1-1 s.n. Sierra Salmon Lake Comment
  CAS-BOT-BC124892  Salix lemmonii John Thomas Howell 1969-9-13 46124 Sierra North shore of Webber Lake 2064 Comment
  CHSC105691  Salix lemmonii Lowell Ahart 2010-9-15 17174 Sierra On the north edge of the first pond, south side of the road and west of the cabin, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak. 2134 Comment
  JEPS117441  Salix lemmonii L. Ahart 2010-9-15 17174 Sierra North edge of the first pond, South side of the road & west of the cabin, At the spring, about 2.75 air miles north of Yuba Pass on Hwy 49, about 4 air miles east of Haskell Peak 2135 Comment
  UCD111708  Salix lemmonii R. Randell 1996-5-26 15 Sierra Tahoe National Forest, 100 meters east of road 93 cut off on Sardine Lake Road. 1800 Comment
  CAS-BOT-BC125115  Salix ligulifolia W. R. Dudley 1909-8-25 s.n. Sierra Sierraville Comment
  CHSC9614  Salix lucida subsp. lasiandra E. L. Smith 1971-7-27 988 Sierra At Sierraville. 1508 Comment
  RSA502886  Salix lucida subsp. lasiandra Javier Penalosa 1962-6-20 2550 Sierra Along Little Truckee River at Hwy 89. 1905 Comment
  CAS-BOT-BC129514  Salix melanopsis Lemmon s.n. Sierra Unspecified 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
  JEPS93041  Salix prolixa George W. Argus 1996-7-27 Sierra on Hwy 89 about 13 mi n I-80; Sierraville Comment
  CAS-BOT-BC126140  Salix scouleriana W. R. Dudley 1900-6-21 5482 Sierra Brook between Sawmill and Sierraville Comment
  CAS-BOT-BC126147  Salix scouleriana Alice Eastwood 1918-4-6 6753 Sierra Downieville Comment
  CHSC47486  Salix scouleriana Lowell Ahart 1978-7-29 1795 Sierra On the north side of Mount Fillmore, about 12 miles north-east of La Porte. 2103 Comment
  RSA233776  Salix scouleriana Robert F. Thorne, C. W. Tilforth 1969-9-6 39216 Sierra Goose Lake, SE of Gold Lake. 1951 Comment
  CHSC45531  Sambucus mexicana L. P. Janeway 1984-8-18 1003 Sierra At edge of large glaciated granite outcropping near second switchback (towards southeast) down form Packers Saddle. 1981 Comment
  JEPS99003  Sambucus mexicana Rolf W. Benseler 1997-7-14 621 Sierra North of Ground Hog Rock, Tahoe National Forest Comment
  CAS-BOT-BC238873  Sambucus nigra subsp. caerulea H. Albert Barker 1926-7-16 234 Sierra Gold Lake - west side 1981 Comment
  CAS-BOT-BC238874  Sambucus nigra subsp. caerulea Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Salmon Lake Comment
  CHSC57075  Sambucus racemosa var. microbotrys L. P. Janeway; Garrett Gibson 1991-7-22 4090 Sierra Plumas National Forest. Steep north-facing slope1/2 mi due east of Mohawk Gap (along road 21N31B). 2225 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
  CDA26416  Sanguisorba annua T. C. Fuller 1980-8-13 20626 Sierra West side of Highway 89, 1.3 km north of junction with Highway 49, 2.74 km north of Sattley. 0 Comment
  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
  SBBG61239  Sanicula graveolens J. G. Lemmon -- Sierra Sierra Valley Comment
  UC334427  Sanicula graveolens J. G. Lemmon 875 Sierra between Loyalton and Purdy's Comment
  CHSC108091  Sanicula tuberosa Lowell Ahart 2011-9-23 17698 Sierra Forest floor, about 100 yards north of Pass Creek, about 300 yards south of Hennas Pass Road, west of French Meadow, east of Forest Road 70, about 3 miles (air) northwest of Webber Lake. 2016 Comment
  JEPS118427  Sanicula tuberosa Lowell Ahart 2011-9-23 17698 Sierra Forest floor, about 100 yards north of Pass Creek, about 300 yards south of Hennas Pass Road, west of French Meadow, east of Forest Road 70, about 3 miles (air) northwest of Webber Lake 2016 Comment
  JEPS96053  Sanicula tuberosa Lowell Ahart 1996-7-25 7689 Sierra about 2 mi w of Webber Lake (s of old Henness Pass Road, just w of French Meadow) 1950 Comment
  SEINET11160272  Sanicula tuberosa W. Harnach, N. Harnach 2000-6-17 913 Sierra Sierra Valley, 1 mile W of the intersection of Mountain Quail Road with Hwy 89, ca 2 miles S of Calpine. 1524 Comment
  CAS-BOT-BC466228  Sarcodes sanguinea George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  CAS-BOT-BC466230  Sarcodes sanguinea H. C. Cantelow 1938-7-4 s.n. Sierra Meadow Valley Inn Comment
  CAS-BOT-BC466337  Sarcodes sanguinea John Thomas Howell; Gordon H. True 1970-7-14 5561 Sierra Verdi Peak Road ca 3 miles from intersection with Dog Valley--Stampede Dam Road 2346 Comment
  SEINET11977657  Sarcodes sanguinea J. G. Lemmon 1874-1 s.n. Sierra Sierra Co. &c Comment
  SEINET7257577  Sarcodes sanguinea F. H. Hillman 1895-6-29 s.n. Sierra Dog Valley Comment
  JEPS95351  Saxifraga bryophora Lowell Ahart 1994-7-1 7423 Sierra 11 air miles NE of Alleghany (S of the larger pond, N side of Henness Pass Road, at Keystone Gap, E of Keystone Mountain, 1 1/2 mi NE of Middlewaters) 1889 Comment
  RSA8065  Saxifraga bryophora H. A. Barker 1927-7-28 834 Sierra Above Suake Lake. 2134 Comment
  CHSC32079  Sceptridium multifidum L. Ahart 1977-11-13 1606 Sierra Ca. 2 mi n of Scales. 1600 Comment
  RSA0101557  Sceptridium multifidum Anonymous 1885-09 s.n. Sierra Near Downieville buttes. Comment
  SD134084  Schoenoplectus acutus Fred Sommers 1976-8-14 215 Sierra Sierra Valley Marsh, along Dyson Lane. In standing water in roadside ditch. 1524 Comment
  RSA252389  Scirpus congdonii Robert F. Thorne, C. W. Tilforth 1969-9-6 39200 Sierra Moist margin of Haven Lake (between Goose and Snag Lakes). 1951 Comment
  CAS-BOT-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
  CAS-BOT-BC35583  Scirpus congdonii Gladys L. Smith 1959-6-19 1220 Sierra Lower Sardine Lake 1828 Comment
  CAS-BOT-BC35596  Scirpus congdonii Lewis S. Rose 1934-7-17 34383 Sierra Meadow west of Gold Lake 2133 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
  CAS-BOT-BC111088  Scirpus microcarpus Gladys L. Smith 1959-6-19 1223 Sierra Lower Sardine Lake. 1828 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
  CHSC37227  Scutellaria californica L. Ahart 1982-7-28 3692 Sierra Ca 1/4 mi n of Pacific Mine, ca. 5 mi e of LaPorte. 1700 Comment
  RSA639989  Scutellaria californica Richard Olmstead 1986-6-14 844 Sierra Along hwy 49 at roadcut, 5.5 mi N of Camptonville. 780 Comment
  SJSU12077  Scutellaria californica N. A. Hopkins 1975-7-24 689 Sierra Rosassco Ravine c. 1 mi W of Downieville 914 Comment
  CAS-BOT-BC64214  Sedum obtusatum subsp. obtusatum H. Albert Barker July 3 35 Sierra Packer lake, on the rocks at the S end. Comment
  RSA0106558  Selaginella wallacei Lowell Ahart 2015-5-9 20158 Sierra North side of the Canyon Creek Trail, trail on the north side of the North Fork of the Yuba River, about 300 yards west of Highway 49, about one mile west of Indian Valley. 693 Comment
  UCD149507  Selaginella wallacei G. L. Stebbins 1970-7-5 7032 Sierra Along Fiddle Creek. (Exact location unknown. Coordinates estimated by label maker.) 1036 Comment
  CHSC59508  Senecio clarkianus Lowell Ahart 1992-8-6 6914 Sierra North of Black Jack Ravine, about 1 mile south of Granite Mountain, about 1/2 mile west of Harris Meadow. 1676 Comment
  CAS-BOT-BC363699  Senecio hydrophilus R. Ornduff 1957-7-22 4351 Sierra Lake east of Independence Lake Comment
  CDA11869  Senecio integerrimus var. exaltatus G. F. Hrusa, J. Jokerst 1991-7-5 8530 A Sierra Sierra Valley Region; Antelope Valley approx. 3 miles above Sierra Valley. Comment
  JEPS29721  Senecio integerrimus var. exaltatus Rimo Bacigalupi, and L. R. Heckard 1962-5-27 8477 A Sierra 2 mi s Sierraville (at edge of Sierra Valley); Sierra Valley 1615 Comment
  SJSU5002  Senecio integerrimus var. exaltatus N. A. Hopkins 1968-6-28 128 Sierra Packer L 1950 Comment
  SEINET3388459 Image available Senecio lugens var. exaltatus Lewis S. Rose 1934-7-1 34300 Sierra N.W. of Gold Lake 2103 Comment
  CHSC416  Senecio serra V. Holt 1942-7-11 Sierra Gold Lake. 1950 Comment
  CAS-BOT-BC364418  Senecio triangularis George Hale 1927-8-6 s.n. Sierra Webber Lake Comment
  UCSB27070  Senecio triangularis 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
  UCSB2770  Senecio triangularis Dieter H. Wilken 1969-7-24 8069 Sierra collected 2.0 mi N, at Salmon Creek along the road to Graeagle, near the Sierra Buttes, in La Sierra Nevada Mountains State Highway 49 - Salmon Creek, Sate Highway 49, Graeagle, and Sierra Buttes 1981 Comment
  JEPS125819  Setaria viridis William Harnach 2014-10-7 1396 Sierra 208 Coates Ave., Calpine Comment
  CHSC73433  Sibbaldia procumbens B. Castro; L. Gehrung, H. Durio 1995-9-14 623 Sierra Mt. Fillmore Mdws A and 1. Ca 0.6 air mi SW of the top of Mt. Fillmore, and ca 0.5 mi SE of jeep trail 10E11, which traverses the headwaters of Pearson Ravine. Series of 4 meadows on midslope terrace of mtn, feeding Pearson Ravine via springs and cascades. In westernmost mdw, and meadow to the NE. 2103 Comment
  CHSC43355  Sidalcea glaucescens Lowell Ahart 1975-8-17 927 Sierra Near French meadow, about 3 miles west and 1/2 mile south of Webber Lake. 2133 Comment
  CHSC66599  Sidalcea glaucescens Lowell Ahart 1996-7-25 7694 Sierra Old Henness Pass Road, French Meadow, about 2 miles west of Webber Lake. 1950 Comment
  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
  SD103511  Sidalcea oregana subsp. spicata Darley F. Howe 1978-7-16 Sierra Along state Highway 89, ca. 12.3 miles north of Truckee. 1920 Comment
  SEINET8971334  Sidalcea oregana var. spicata P. B. Kennedy, S. B. Doten 1901-7-8 109 Sierra Falls below Webber Lake. Comment
  CAS-BOT-BC384460  Silene antirrhina Lowell Ahart 1982-7-28 3689 Sierra About 1/4 mile north of the Pacific Mine, about 5 miles east of La Porte 1700 Comment
  SEINET10537665  Silene bernardina var. sierrae Lowell Ahart 1991-7-29 Ahart 6701 Sierra On the west side of Negro Creek, west of Burlington, about 1 mile northeast of Harris Meadow, about 1 1/4 miles northeast of Granite Mountain. Red Fir Forest. T19N R11E NS11. 1829 Comment
  CAS-BOT-BC387052  Silene douglasii H. Albert Barker 1926-7-8 94 Sierra Gold lake Ridge 2072 Comment
  CAS-BOT-BC387054  Silene douglasii Ira L. Wiggins 1955-7-29 13580 Sierra Summit of ridge above Thompson Creek, trail to Caraibou Lake Comment
  UCD98600  Silene douglasii var. douglasii N. Hopkins 1974-8-6 621 Sierra 0.25-0.5 mile W of Packer Lake. Comment
  CHSC57074  Silene invisa L. P. Janeway; Garrett Gibson 1991-7-22 4084 Sierra Plumas National Forest. North-facing slope 1/2 mi due east of Mohawk Gap (along road 21N31B). 2225 Comment
  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
  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
  SEINET5337135  Silene lemmonii S. B. Doten 1901-7-12 162 Sierra Webber Lake 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
  SEINET8895374  Sisyrinchium halophilum W. Harnach, N. Harnach 1989-6-10 140 Sierra Sierra Valley, 2.5 miles W of Sierraville on Hwy 49, Strang Creek on Hwy 49 1503 Comment
  SJSU6451  Sisyrinchium halophilum N. A. Hopkins 1971-6-19 412 Sierra just ENE of Sattley, Sierra Valley 1524 Comment
  SEINET10626908  Smelowskia ovalis var. congesta John G. Lemmon 1875-1 Lemmon 9921 Sierra Comment
  SBBG6660  Solanum parishii H. and M. Dearing 1939-5-9 3310 Sierra N fork Yuba River near Downieville Comment
  JEPS78124  Solanum umbelliferum Gary W. Zamzow 1972-6-27 36 Sierra 2 mi from Highway 49 down Sardine Lake Road at Sand Pond, 20 m n of bath house Sand Pond 1828 Comment
  UCR270725  Solidago californica John F. Emmel 1999-6-5 1623 Sierra Sierra Nevada Mtns., Verdi Range; along Henness Pass Road, 1 road mile SE of summit 1756 Comment
  POM148023  Solidago canadensis subsp. elongata George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  UCR257804  Solidago canadensis subsp. elongata George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-7-23 19514 Sierra Northern Sierra Nevada Mountains, Stampede Dam Road, 1.7 miles north of the Nevada County line, just east of Stampede Reservoir 1770 Comment
  CAS-BOT-BC365548  Solidago elongata Mrs. E. C. Sutliffe 1925-10-1 s.n. Sierra Salmon Lake Comment
  CHSC108099  Solidago elongata Lowell Ahart 2011-9-23 17709 Sierra Growing on the west 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
  CHSC66786  Solidago elongata Vernon H. Oswald; Lowell Ahart 1996-8-19 8237 Sierra Northern High Sierra Nevada. Forest Rt. 07 E of Webber Lake, 0.5 mi E of the road to Lake of the Woods. On roadside. 2042 Comment
  CHSC92053  Solidago elongata Lowell Ahart 2005-8-30 12339 Sierra On the east side of Pass Creek, about 1/8 mile south of French Meadow, about 2 1/2 miles west of Webber Lake. 2032 Comment
  CAS-BOT-BC365759  Solidago spectabilis W. R. Dudley 1909-8-29 s.n. Sierra Sierra Valley Comment
  CHSC80932  Solidago spectabilis Lowell Ahart 2001-8-10 9070 Sierra Meadow, on the east side of Hobart Mills Road, about 100 feet southwest of the power pole, about 1 mile (air) south of Stampede Reservoir. 1798 Comment
  JEPS32383  Solidago spectabilis W. L. Jepson 1934-8-7 16868 Sierra Cold Creek near Sierraville Comment
  CHSC53035  Solidago velutina subsp. californica L. P. Janeway 1989-8-24 3635 Sierra Plumas National Forest. NW-trending drainage at E end of McNair Mdw; ca 1 mi W of Calpine L.O. 1661 Comment
  JEPS125753  Solidago velutina subsp. californica William Harnach 2014-8-27 1394 Sierra Townsite of Calpine behind 208 Coates Avenue. Comment
  UC813823  Sparganium angustifolium W. R. Dudley 1894-9-1 Sierra near Webber Lake (Lake of the Woods); Lake of the Woods Comment
  SJSU12279  Sparganium angustifolium N. A. Hopkins 1977-9-9 Sierra outlet end of Deer Lake 2167 Comment
  UCR12026  Sparganium emersum Coleta A. Lawler 1968-7-2 167 Sierra Sierra Nevada Mtns., 3.9 mi NW of Sierraville. Right turn on Sattley-Beckworth [Westside] Rd, 1.1 mi NE from Hwy 49 intersection 1509 Comment
  SCFS832  Sparganium emersum V. Hardham 1965-7-6 102 Sierra Sierra Valley, 1.4 mi from jct Hwy 89 and Beckworth Rd at Hattley 1524 Comment
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Feb 4 2014
  SCFS836  Sparganium emersum L. Loeblich 1964-7-2 82 Sierra Along E side of Sattley-Beckworth Rd, 1 mi N of Sattley and jct with Hwy 89 1524 Comment
  UCD94841  Sparganium emersum P. B. Schultz 1967-7-8 65 Sierra 3 miles N of Sattley on Sattley-Beckwourth Road. 1493 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
  SCFS5083  Sparganium simplex Michael D. Fleschner 1965-7-6 1965 -90 Sierra 1.2 miles from Sattley on the Sattley Calpine road, the drainage ditch in pasture 100 yards east of road 1524 Comment
  CAS-BOT-BC390711  Spergularia rubra L. P. Janeway 1992-10-27 4318 Sierra Plumas National Forest, Beckwourth Ranger District. Top of peak along the ridgetop between Mills Peak and Haskell Peak, about 1.5 mi southeast of Mills Peak and about 3.25 mi northwest of Haskell Peak Comment
  UC190806  Sphaeralcea ambigua var. ambigua J. G. Lemmon 1875-1 44 Sierra Comment
  UC830590  Sphaeromeria potentilloides var. potentilloides Alice Eastwood 1918-6-29 7846 Sierra Loyalton Comment
  UC172648  Sphaeromeria potentilloides var. potentilloides J. G. Lemmon 1875-1 151 Sierra Comment
  RSA114069  Sphenosciadium capitellatum Lincoln Constance, Rimo Bacigalupi, E. Nasir 1953-9-9 3473 Sierra Forest opening between Webber (4 miles south) and Meadow lakes. 2134 Comment
  CHSC43456  Spiraea densiflora Lowell Ahart 1975-8-17 930 Sierra South of French Meadows, about 3 miles west and 1/2 mile south of Webber Lake. On mountain side. 2133 Comment
  RSA286304  Spiraea densiflora Robert F. Thorne 1974-7-30 45029 Sierra Tahoe National Forest: Goose, Haven and Snag Lakes area. 2058 Comment
  UC66119  Spiraea densiflora P. B. Kennedy and S. B. Doten 1901-7-12 156 Sierra Webber Lake; e Sierra County Comment
  RSA125710  Spiraea densiflora var. splendens Arthur R. Kruckeberg 1954-8-2 3674 Sierra Along shores of Tamarack Lake 2 mi. e. of Sierra Buttes. Tahoe National Forest. 2287 Comment
  CAS-BOT-BC152548  Spiraea splendens P. C. Everett; E. K. Balls 1954-10-8 20252 Sierra E. shore Gold Lake, n. of Bassetts - Sierra Nevada 2011 Comment
  UCR257796  Spirodela polyrhiza George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-7-22 19448 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
  CHSC66814  Stachys ajugoides var. rigida Vernon H. Oswald 1996-8-19 8227 Sierra Northern High Sierra Nevada. Yuba Pass- Weber Lake Rd. (Forest Rt. 12) 0.4 mi S of Forest Rt. 15 to Sierraville. 2316 Comment
  SD42515  Stachys palustris subsp. pilosa Carl B. Wolf 1937-8-6 9060 Sierra Church Meadows, southeast of Gold Lake. 2042 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
  SEINET8884478  Stellaria longipes W. Harnach, N. Harnach 1990-6-6 337 Sierra Sierra Valley, 0.5 miles S of Sattley, Martinetti Ranch. 1518 Comment
  SEINET8884592  Stellaria longipes W. Harnach, N. Harnach 1989-6-10 134 Sierra Sierra Valley, 1.5 miles W of Sierraville on Hwy 49, Strang Corral on Hwy 49. 1503 Comment
  CAS-BOT-BC391211  Stellaria longipes subsp. longipes Alice Eastwood 1918-6-29 7927 Sierra Loyalton Comment
  CAS-BOT-BC391216  Stellaria longipes subsp. longipes W. Harnach; N. Harnach 1989-6-10 134 Sierra Sierra Valley. Strang corral on Hwy. 49 1505 Comment
  CAS-BOT-BC375012  Stenotus acaulis W. Harnach; N. Harnach 1990-5-6 284 Sierra Sierra Valley. On the slope behind the Montgomery Ranch east of Loyalton 1554 Comment
  CAS-BOT-BC375013  Stenotus acaulis Gordon H. True 1967-7-31 3676 Sierra Verdi Peak Road ca. 1.5 miles below summit 2438 Comment
  CHSC47668  Stephanomeria lactucina Lowell Ahart 1989-8-16 6382 Sierra At Ahart Sheep Camp, about 1 mile north-west of Milton Reservoir. 1706 Comment
  CHSC66787  Stephanomeria lactucina Vernon H. Oswald; Lowell Ahart 1996-8-19 8209 Sierra Northern High Sierra Nevada. Yuba Pass-Weber Lake Rd. (Forest Rt. 12) 1 mi S of Long Valley Creek, 2.3 mi S of the road to Bassetts. Roadside. 2225 Comment
  JEPS125799  Stephanomeria lactucina William Harnach 2012-7-30 1256 Sierra Approx. 1 mile south of Forest Road 09, on Road 0913, 1.5 miles SE of Haskell Peak, Tahoe National Forest. Comment
  CAS-BOT-BC375574  Stephanomeria lactucina Margaret Williams; Arnold Tiehm 1974-8-17 74 -S-52 Sierra Verdi Ridge road 2133 Comment
  HSC93200  Stephanomeria lactucina Vernon H. Oswald, L. Ahart 1996-8-19 8209 Sierra Yuba Pass-Weber Lake Rd. (Forest Rte. 12) 1 mi. S of Long Valley Creek, 2.3 mi. S of the road to Bassetts 2226 Comment
  SJSU12126  Stephanomeria lactucina N. A. Hopkins 1975-8-27 736 Sierra near Packer L 2103 Comment
  CDA8869  Stephanomeria spinosa T. C. Fuller, N. A. Overgaard 1959-7-2 2720 Sierra Alex Guidici ranch, Loyalton. 0 Comment
  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
  SEINET8080234  Stipa occidentalis var. californica S. B. Doten 1901-7-2 82 Sierra Webber Lake. Comment
  CHSC32062  Streptanthus polygaloides L. Ahart 1973-5-25 236 Sierra Near Alleghany. 914 Comment
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Jun 21 2014
  JEPS98601  Streptanthus polygaloides Lowell Ahart 2000-6-15 8474 Sierra 3 mi (air) NW of Alleghany (around the monument, int. of Mountain House Road and Henness Pass Road, 2 mi (air) NW of Forest) 1463 Comment
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Jun 21 2014
  JEPS124530 Image available Streptanthus polygaloides Reinhard Jockel 1969-6-27 10 Sierra Turnoff on highway 49. On serpentine near Goodyears Bars. Comment
  SJSU8321  Streptanthus polygaloides C. L. Kline 1965-6-29 104 Sierra Goodyears Bar c. 4.5 mi W of Downieville, c. 0.5 mi S of State Hwy 49 833 Comment
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Jun 21 2014
  UC1199883  Streptanthus polygaloides Herbert L. Mason 1959-5-24 14899 Sierra n bank of river exactly opposite Goodyears Bar; in canyon of north fork of the Yuba River 853 Comment
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Jun 21 2014
  CHSC37226  Streptanthus tortuosus L. Ahart 1982-7-28 3691 Sierra Ca. 1/4 mi n of Pacific Mine, ca. 5 mi e of La Porte. 1700 Comment
  SJSU5132  Streptanthus tortuosus N. A. Hopkins 1968-6-28 131 Sierra Packer L 1950 Comment
  UC3388284  Streptanthus tortuosus var. orbiculatus unknown 1889-6-6 Sierra Gold Lake Comment
  JEPS108759  Streptanthus tortuosus var. suffrutescens Lowell Ahart 2006-6-28 12895 Sierra On the northwest side of the dirt road (road goes from Gibsonville to Johnsville), about 200 yards northeast of the camp and road (road goes to Howland Flat), less than 1/2 mile (air) northeast of Lake Delahunty, about 1 3/4 miles (air) northeast of Gibso 1901 Comment
  CAS-BOT-BC88002  Subularia aquatica subsp. americana Elmer I. Applegate 1923-8-19 3888 Sierra Medicine Lake. Northern Sierra county. Comment
  CAS-BOT-BC269707  Symphoricarpos mollis Margaret Williams; Arnold Tiehm 1974-8-17 74 -S-57 Sierra Verdi Ridge, Verdi Range 2133 Comment
  JEPS12680  Symphoricarpos rotundifolius var. rotundifolius L. S. Smith 1931-6-29 2570 Sierra Dog Valley; Tahoe Forest 1981 Comment
  UC1119990  Symphoricarpos rotundifolius var. rotundifolius G. T. Nordstrom 1936-7-9 918 Sierra 2.1 mi NNW of Dog Valley Comment
  CHSC67873  Symphyotrichum ascendens James D. Jokerst 1985-8-20 2574 Sierra Ca. 100 m E of Westside Rd., 2 mi S of Plumas Co. line. 1493 Comment
  CAS-BOT-BC97504  Symphyotrichum ascendens L. P. Janeway; Garrett Gibson 1991-9-13 4142 Sierra Clio (Sierra City NE) quad. 1 1/2 mi north of Haskell Peak; upper tributary to Big Boulder Creek 2103 Comment
  CAS-BOT-BC97574  Symphyotrichum ascendens C. Best 1983-8-29 890 Sierra along Hwy 49 just west of the Yuba Summit 2042 Comment
  UC337054  Symphyotrichum bracteolatum J. G. Lemmon 2906 Sierra Webber Lake Comment
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Mar 20 2006
  CAS-BOT-BC99013  Symphyotrichum eatonii Carl B. Wolf 1937-8-6 9050 Sierra Northern Sierra Nevada, No. Fork of Yuba River, 5 mi. above Downieville 1066 Comment
  CAS-BOT-BC98426  Symphyotrichum spathulatum Mrs. E. C. Sutliffe 1925-10-1 s.n. Sierra Salmon Lake Comment
  CAS-BOT-BC98427  Symphyotrichum spathulatum George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  SJSU12247  Symphyotrichum spathulatum N. A. Hopkins 1982-8-22 1115 Sierra 1 mi S of Calpine 1524 Comment
  UC29879  Symphyotrichum spathulatum C. T. Blake 1890-1-1 Sierra Webber Lake Comment
  CHSC105553  Symphyotrichum spathulatum var. spathulatum Lowell Ahart 2010-9-15 17155 Sierra About 20 yards northwest of the cabin, about 50 yards southwest of the middle pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak. 2134 Comment
  CHSC61777  Symphyotrichum spathulatum var. spathulatum Lowell Ahart 1993-9-10 7224 Sierra On the east side of the county road, on the west side of a meadow, about 1/2 mile north of Gibsonville. 1676 Comment
  CHSC66795  Symphyotrichum spathulatum var. spathulatum Vernon H. Oswald; Lowell Ahart 1996-8-19 8210 Sierra Northern High Sierra Nevada. Yuba Pass-Weber Lake Rd. (Forest Rt. 12) 1.4 mi S of Long Valley Creek, 2.7 mi S of the road to Bassetts. 2286 Comment
  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
  CHSC69178  Tanacetum parthenium Vernon Oswald; Lowell Ahart 1997-8-19 8827 Sierra Mountain House Rd. (County Rd. 300) 1.1 mi southwest of the town of Forest (between Goodyears Bar and Alleghany). At base of roadcut. 1417 Comment
  CAS-BOT-BC376831  Tanacetum vulgare W. Harnach; N. Harnach 1989-8-27 251 Sierra Sierra Valley. Strang Creek 1499 Comment
  JEPS31728  Taraxia tanacetifolia J. G. Lemmon July, 1874 Sierra Sierra Valley Comment
  UCD107053  Taraxia tanacetifolia Gerald Dickinson 1963-6-19 7 Sierra Portola Road, 1.2 miles north of Sattley. 1676 Comment
  SEINET12221189  Tellima grandiflora J. G. Lemmon 1874-1 s.n. Sierra Sierra Co. &c Comment
  UCD96780  Thalictrum fendleri N. Hopkins 1970-6-10 319 Sierra 100' NE Packer Lk. 1828 Comment
  UCR257805  Thalictrum fendleri var. fendleri George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-7-22 19429 Sierra Northern Sierra Nevada Mountains, along Hwy CA-89, c. 8 miles north of the Nevada County line 1823 Comment
  CAS-BOT-BC399913  Thalictrum sparsiflorum Rimo Bacigalupi 1927-7-4 1605 Sierra On banks of north fork of Yuba River 2 miles west of Yuba Pass 1920 Comment
  RSA516370  Thelypodium crispum Barbara Ertter, Tahoe Chapter of CNPS 1987-6-27 7209 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
  SJSU4155  Thlaspi arvense C. W. Sharsmith & W. Savage 1967-5-20 7527 Sierra 3 mi W of Loyalton, Sierra Valley 1508 Comment
  SJSU6447  Thlaspi arvense N. A. Hopkins 1971-6-19 411 Sierra ENE of Sattley, Sierra Valley 1524 Comment
  CAS-BOT-BC88146  Thlaspi arvense Catherine Best 1979-6-13 s.n. Sierra Sierra Nevada. On Highway 49, 1 mile west of Sierraville. Comment
  CHSC43450  Thlaspi montanum var. montanum Lowell Ahart 1975-6-28 819 Sierra About 2 miles east of Gibsonville, about 10 miles north-east of La Porte. 1981 Comment
  CHSC115304  Thysanocarpus curvipes var. curvipes Lowell Ahart 2015-5-9 20161 Sierra Small broken rock slide, on th