Search Results — 2000 specimen records retrieved (1361 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
  HSC1333  Abies concolor R. G. Means 1965-6-19 2 Sierra Old Independence Lake Rd. 2.5 mi. N of Sagehen Creek Project Rd. 2104 Comment
  UCD134192  Abies magnifica John Thomas Howell; Gordon H. True 1970-7-14 5513 Sierra At Verdi Peak Lookout, Verdi Range. 2560 Comment
  CAS-BOT-BC330961  Acer glabrum var. glabrum Kellogg; Brannan 1870-7-10 s.n. Sierra Alta. C. P. R. R. Comment
  UC54489  Acer glabrum var. glabrum H. M. Hall and E. B. Babcock July, 1903 4493 Sierra Howard Creek Sierra Nevada Mountains, Howard Creek 2133 Comment
  UCD116970  Acer glabrum var. glabrum N. Hopkins 1971-6-25 420 Sierra 0.25 mile north of Packer Lake. 1981 Comment
  CHSC53026  Acer glabrum var. torreyi L. P. Janeway 1989-8-22 3624 Sierra Plumas National Forest. Midslope, NE-facing, between ridge and Hwy 89; near Sulphur Cr, ca 3 mi E of Haskell Pk. 1920 Comment
  JEPS124792 Image available Acer macrophyllum P. L. Billings 1965-7-12 53 Sierra Union Flat Campground east of Downieville on Hwy 49. Branch of Yuba River close by. Comment
  CAS-BOT-BC28863  Achillea millefolium Alice Eastwood 1918-6-29 7911 Sierra Loyalton Comment
  CAS-BOT-BC28861  Achillea millefolium Mrs. H. C. Cantelow 1938-7-2 s.n. Sierra 4.5 miles NW of Calpine 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
  SEINET10611203  Achnatherum hymenoides John G. Lemmon 1874-1 Lemmon 222 Sierra Comment
  CAS-BOT-BC210711  Achnatherum lemmonii Lowell Ahart 1982-7-28 3693 Sierra About 0.25 mi. N of the Pacific Mine, ca 5 mi. E of La Porte 1700 Comment
  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
  CHSC94134  Achnatherum lemmonii Lowell Ahart 2006-6-21 12808 Sierra On the west side of the Foote Road, about 3.7 miles (by road) southwest of Alleghany. 1093 Comment
  UCD50667  Achnatherum lemmonii Rimo Bacigalupi; L. R. Heckard 1962-5-27 8479 Sierra On slopes just south of (2 miles) Sierraville at edge of floor of Sierra Valley. 1615 Comment
  CAS-BOT-BC216409  Achnatherum lettermanii S. B. Doten 1901-7-2 s.n. Sierra Webber Lake Comment
  CAS-BOT-BC216382  Achnatherum nevadense John Thomas Howell; Gordon H. True 1970-7-14 5509 Sierra At Verdi Peak Lookout, Verdi Range 2560 Comment
  CAS-BOT-BC216912  Achnatherum occidentale David D. Keck 1944-7-8 5407 Sierra E side of Yuba Pass, near base, 2 miles NW of Sattley 1615 Comment
  SEINET5585748  Achnatherum occidentale P. A. Lehenbauer 1937-1 120 Sierra 25 mi. west of Reno, on Truckee R., at Iceland, on south side of river by falls 1676 Comment
  CHSC44594  Achnatherum occidentale subsp. californicum Lowell Ahart 1978-9-26 1808 Sierra On the north side of Mount Fillmore, about 12 miles north-east of La Porte. 2011 Comment
  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
  CAS-BOT-BC210859  Achnatherum occidentale subsp. californicum Lowell Ahart 1978-9-26 s.n. Sierra Mt. Fillmore 2200 Comment
  CHSC25497  Achnatherum occidentale subsp. occidentale L. Ahart 1977-8-2 Sierra Found on the n side of Mt. Fillmore, ca. 12 mi ne of La Porte. 2000 Comment
  JEPS48459  Achnatherum occidentale subsp. occidentale L. S. Smith 1928-6-12 2340 Sierra Tahoe Forest 1981 Comment
  POM267985  Achnatherum occidentale subsp. occidentale D. D. Keck 1944-7-8 5407 Sierra East side of Yuba Pass, Near base, 2 mi NW of Sattley 1616 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-BC210935  Achnatherum occidentale subsp. pubescens John Thomas Howell 1969-9-13 46141 Sierra Near the southwest end of Webber Lake 2072 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
  UCD84109  Acmispon americanus var. americanus Ayzik Solomeshch 2009-6-7 s. n. Sierra Sierra Valley, Bradley Ranch, along Calpine Rd, ca. 100 m N from the road. 1495 Comment
  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
  CHSC66597  Acmispon nevadensis var. nevadensis Lowell Ahart 1996-7-25 7687 Sierra In and along the dirt road, old Henness Pass Road, French Meadow, about 2 miles west of Webber Lake. 1950 Comment
  CHSC43384  Acmispon parviflorus Lowell Ahart 1978-6-4 1762 Sierra Along the Foote Road, about 5 miles south of Alleghany. 1219 Comment
  CHSC45411  Aconitum columbianum Lowell Ahart 1975-8-17 944 Sierra In a meadow, south of Jones Valley, about 3 miles west and 2 miles south of Webber Lake. 2286 Comment
  CHSC69893  Aconitum columbianum L. P. Janeway; Eric Schroder 1997-8-20 5356 Sierra Tahoe National Forest. Church Meadows; about 1.5 mi east of Gold Lake. Meadow. 2042 Comment
  SEINET5337517  Aconitum columbianum P. B. Kennedy, S. B. Doten 1901-7-23 227 Sierra Lincoln Valley. Comment
  UCSB27162  Aconitum columbianum Wilken, Dieter 1969-7-24 Sierra Salmon Creek, 2 miles north of California State Highway 49, along road to Graeagle, Sierra Buttes Sierra Nevada. 1981 Comment
  CAS-BOT-BC391497  Aconitum columbianum subsp. columbianum Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Salmon Lake Comment
  CAS-BOT-BC391500  Aconitum columbianum subsp. columbianum Lewis S. Rose 1934-7-14 34364 Sierra Gold Lake 1950 Comment
  CAS-BOT-BC391502  Aconitum columbianum subsp. columbianum H. Albert Barker 1926-7-1 3 Sierra South of Sierraville on road to Truckee 1828 Comment
  CAS-BOT-BC412901  Aconogonon davisiae H. Albert Barker July 10 109 Sierra Round Lake Ridge 2103 Comment
  CHSC66819  Aconogonon phytolaccifolium Vernon H. Oswald; Lowell Ahart 1996-8-19 8214 Sierra Northern High Sierra Nevada. Yuba Pass-Weber Lake Rd. (Forest Rt. 12) 0.4 mi N of the road to Haypress Valley. 2225 Comment
  UCR206558  Adiantum aleuticum George K. Helmkamp, E. A. Helmkamp 2009-5-28 14852 Sierra Northern Sierra Nevada Foothills, along CA-49, 1.8 miles north of the Yuba County line0 884 Comment
  CHSC52029  Agastache urticifolia L. P. Janeway 1989-7-28 3538 Sierra Plumas National Forest. Slopes between Haskell Pk and hwy 89/ Sulfur Cr. 2164 Comment
  UC1609422  Agastache urticifolia Lowell Ahart 1993-9-24 7260 Sierra n side Mount Fillmore (about 1/2 mi s of the dirt road from Gibsonville to Johnsville); n side of Mount Fillmore 2042 Comment
  SEINET7940404  Agastache urticifolia B. Hildebrand 1946-6-15 H- 59 Sierra Two miles W of Calpine. 1524 Comment
  SJSU12204  Agastache urticifolia N. A. Hopkins 1984-7-22 1212 Sierra 0.25 mi E of Robinsons Cow Camp 2011 Comment
  CAS-BOT-BC29384  Ageratina occidentalis J. T. Howell 1969-9-13 46105 Sierra Little Truckee River near outlet of Webber Lake 2042 Comment
  CHSC107898  Ageratina occidentalis L. P. Janeway 2011-9-15 10730 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
  CAS-BOT-BC29516  Agoseris W. R. Dudley 1894-9-1 s.n. Sierra Near Webber Lake Comment
  UCR45303  Agoseris glauca R. D. Goeden 1986-9-10 860910- 01 Sierra Jackson Meadow Reservoir, 22 mi. NW of Truckee, Tahoe National Forest 1841 Comment
  RSA516375  Agoseris glauca var. dasycephala Barbara Ertter 1987-6-27 7210 Sierra Kyburz Flat ca 12 air miles N of Truckee, head of Little Truckee River; ca. 1.5 miles E of Highway 89 on Tahoe National Forest Road S450. 1921 Comment
  CAS-BOT-BC15458  Agoseris glauca var. glauca D. E. Breedlove 1962-6-13 3504 Sierra 1.5 miles north of Sierraville on State Hwy. 89 1524 Comment
  SEINET11854976  Agoseris glauca var. laciniata J. G. Lemmon 1874-1 135 Sierra Comment
  CDA297  Agoseris glauca var. monticola T. C. Fuller 1962-6-14 9008 Sierra Highway 49 to Sierraville, 0.6 mile west of Loyalton. 0 Comment
  UCR257828  Agoseris grandiflora George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-7-23 19507 Sierra Northern Sierra Nevada Mountains, Stampede Dam Road, 1.7 miles north of the Nevada County line, just east of Stampede Reservoir 1770 Comment
  UCD84136  Agoseris heterophylla Ayzik Solomeshch 2009-6-7 s. n. Sierra Sierra Valley, Bradley Ranch, along Calpine Rd, ca. 100 m N from the road. 1495 Comment
  SEINET11855014  Agoseris heterophylla J. G. Lemmon 1874-1 133 Sierra 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
  UC585116  Agoseris heterophylla var. heterophylla E. B. Babcock, G. L. Stebbins Jr. 1936-6-3 1667 Sierra .5 mi n Carmen Creek; Sierra Valley Comment
  CAS-BOT-BC13333  Agoseris retrorsa W. Harnach; N. Harnach 1989-6-28 191 Sierra Sierra Valley, Calpine Ranch (home) 1505 Comment
  SEINET8584728  Agropyron cristatum W. Harnach 2013-6-8 1365 Sierra Long Valley Road and Hwy 395 at the CA state line (just N of Bordertown, NV). 1567 Comment
  CHSC81076  Agropyron desertorum Lowell Ahart 2001-8-10 9081 Sierra On the dam, diversion dam across the Little Truckee River (water flows to Sierra Valley), about 100 yards south of Fiberboard Road (Forest Road 18), about 1/8 mile north of Henness Pass Road, about 5 miles (air) east of Webber Lake. 1920 Comment
  JEPS75452  Agrostis alba W. L. Jepson 1934-8-2 16805 Sierra 2 mi e Bassett sta.; North Fork Yuba River, Pioneer road sta. 1706 Comment
  CAS-BOT-BC127390  Agrostis exarata Lowell Ahart 1982-7-28 3729 Sierra Sierra Nevada. Along the edge of the dirt road north of the Pacific Mine, ca. 5 miles east of La Porte. 1700 Comment
  SJSU13924  Agrostis exarata N. A. Hopkins 1984-8-5 1230 Sierra Chapman Saddle Rd. 1767 Comment
  UCD35539  Agrostis exarata Beecher Crampton 1957-7-24 4404 Sierra 3 miles northeast of Sattley. Sierra Valley. Comment
  UCD52405  Agrostis exarata A. A. Beetle 1944-8-17 3050 Sierra 5 miles northeast of Sierraville, above north fork of Yuba River. Comment
  UCD52519  Agrostis exarata A. A. Beetle 1944-8-17 3055 Sierra north fork of Yuba River, 8 miles below Downieville. Comment
  UCD52541  Agrostis exarata Beecher Crampton 1957-7-24 4404 Sierra Sierra Valley. 3 miles northeast of Sattley. Comment
  UCD35540  Agrostis exarata Beecher Crampton 1957-7-24 4404 Sierra 3 miles northeast of Sattley. Sierra Valley. Comment
  CAS-BOT-BC139577  Agrostis gigantea John Thomas Howell 1969-9-13 46114 Sierra Sierra Nevada. Little Truckee River near outlet of Webber Lake. 2042 Comment
  JEPS122441  Agrostis gigantea L. P. Janeway 2014-8-12 11569 Sierra Northern High Sierra Nevada. Plumas National Forest; tributary to Whiskey Creek (an upper tributary to Slate Creek), 1.0 air-km north-northeast of Lake Delahunty; near crossing of Road 22N01X. Quad: Onion Valley 7.5'. Comment
  JEPS102454  Agrostis oregonensis Lowell Ahart 2001-8-10 9086 Sierra About 100 feet SE of the dam, diversion dam across the Little Truckee River (water flows to Sierra Valley), about 100 yards south of Fiberboard Road (Forest Road 18), about 1/8 mile north of Henness Pass Road, about 5 miles (air) east of Webber Lake. 1920 Comment
  JEPS98956  Agrostis oregonensis Lowell Ahart 2001-8-10 9086 Sierra About 100 feet SE of the dam, diversion dam across the Little Truckee River (water flows to Sierra Valley), about 100 yards south of Fiberboard Road (Forest Road 18), about 1/8 mile north of Henness Pass Road, about 5 miles (air) east of Webber Lake. 1920 Comment
  CHSC61935  Agrostis pallens Lowell Ahart 1993-9-10 7207 Sierra On the north side of Mount Fillmore, about 1 1/4 miles south of the dirt road from Gibsonville to Johnsville. 2225 Comment
  UCD53256  Agrostis pallens R. Tofsrud 1947-7-1 236 Sierra Between Mt. House and Forest. Comment
  UCD53455  Agrostis stolonifera P. B. Kennedy 1929-9-1 s.n. Sierra Gibsonville, road off from Quincey. Comment
  SEINET4342222  Agrostis variabilis W. Harnach, N. Harnach 2000-7-9 954 Sierra Sierra Valley, about 1.2 mile north of Coburn Lake at the end of access road 2189 Comment
  SEINET5335992  Agrostis variabilis P. B. Kennedy, Samuel Bradford Doten 1901-7-23 217 Sierra Lincoln Valley Comment
  CAS-BOT-BC131962  Allium W. Harnach; N. Harnach 1989-4-8 014 Sierra Sierra Valley. Calpine Ranch (home) 1508 Comment
  CHSC32039  Allium campanulatum L. Ahart 1975-6-28 824 Sierra Ca. 2 mi e of Gibsonville. 1981 Comment
  CHSC73866  Allium campanulatum B. Castro 1997-6-25 744 Sierra Ca 7 air mi NE of LaPorte, on Sawmill Ridge, at NE corner of jcn Co. Rd 900 (to Johnsville) and USFS Rd 22N10 (to Bunker Hill Ridge). 1914 Comment
  CHSC94212  Allium campanulatum Lowell Ahart 2006-6-28 12871 Sierra About 3/4 mile (air) east of Lake Delahunty, about 2 miles (air) northeast of Gibsonville. 1784 Comment
  RSA718397  Allium campanulatum Lowell Ahart 2006-6-28 12871 Sierra About 3/4 mile (air) east of Lake Delahunty, about 2 miles (air) northeast of Gibsonville. 1784 Comment
  UCR571  Allium campanulatum Frank C. Vasek 1955-6-26 275 Sierra Sierra Nevada Mtns., Hwy 89, 15 mi. north of Truckee, Tahoe National Forest 2000 Comment
  UCD21007  Allium campanulatum E. Bortiri 2002-7-2 WFC 55 Sierra Packsaddle Campground, Lakes Basin. Comment
  JEPS29728  Allium lemmonii Rimo Bacigalupi and L. R. Heckard 1962-5-27 8484 Sierra 4.7 mi ne Sierraville (w slope of Rice Hill, e edge of s arm of Sierra Valley); Sierra Valley, Rice Hill 1524 Comment
  UC584335  Allium lemmonii G. L. Stebbins Jr. and J. A. Jenkins 1937-5-21 2114 Sierra on road to Loyalton 3 1/2 mi ne Sierraville; Newman Point 1515 Comment
  UCR242994  Allium lemmonii Ayzik Solomeshch 2009-6-8 s.n. Sierra Sierra Valley, Roen Ranch, along Westside Road, c. 2 km north of intersection of Westside Road and Calpine Rd., [then] c. 1 km east of Westside Road 1493 Comment
  CAS-BOT-BC470914  Allium lemmonii L. S. Smith 1927-6-2 2070 Sierra South side Sierra Valley, Tahoe 1676 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
  SEINET3885786  Allium lemmonii D. W. McNeal 1976-6-2 1919 Sierra Beside Highway #89, 10.1 miles South of its jct. with Highway #49 in Sierraville.; 0 Comment
  SEINET8191147  Allium parvum W. Harnach, N. Harnach 1989-4-8 014 Sierra Sierra Valley, 0.5 miles E of Calpine, Calpine Ranch. 1509 Comment
  SJSU4140  Allium parvum C. W. Sharsmith 1967-5-21 7536 Sierra 2.5 mi NE of Sierraville, Sierra Valley 1524 Comment
  CHSC74030  Allium platycaule B. Castro; M. A. Griggs, Plumas NF botanists 1997-7-10 753 Sierra Bunker Hill Ridge, on SW-facing slope E of Duck Soup Pond, approaching the ridge crest, along the Pacific Crest Trail. 2103 Comment
  SJSU12121  Allium validum N. A. Hopkins 1974-8-6 615 Sierra c. 0.25 mi W of Packer Lake 1950 Comment
  UCD138642  Allium validum Collector Unknown 1929-7-26 s.n. Sierra Salmon Lakes, Lusk Meadows. Comment
  SEINET12326794  Allophyllum divaricatum L. Ahart, Ahart, P. 1983-1 4479 Sierra near dirt road ca 2 mi SE of Jackon Meadow Reservoir, ca 1 mi S of Pass Creek 2200 Comment
  SJSU12060  Allophyllum gilioides N. A. Hopkins 1971-6-14 391 Sierra Lemon Canyon Rd c. 2.5 mi ESE of Sierraville 1676 Comment
  CDA11884  Allophyllum gilioides subsp. violaceum G. F. Hrusa, J. Jokerst 1991-7-5 8546 A Sierra Sierra Valley Region; Antelope Valley. Bottom of Golden Dome on E side. Comment
  SEINET14407771  Allophyllum gilioides subsp. violaceum P. B. Kennedy, S. B. Doten 1901-1 120 Sierra N of Webber Lake. Comment
  RSA21696  Allophyllum integrifolium C. B. Wolf 1937-8-6 9056 Sierra Northern Sierra Nevada, Church Meadows, SE of Gold Lake. 2043 Comment
  SEINET14440208  Allophyllum integrifolium S. B. Doten 1901-7-2 74 a Sierra NE [of] Webber Lake. 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
  SEINET8073118  Alnus incana var. occidentalis W. Harnach, N. Harnach 1991-4-27 535 Sierra Sierra Valley, 0.5 miles S of Sattley, Martinetti Ranch. 1515 Comment
  JEPS102460  Alopecurus aequalis Lowell Ahart 2001-8-10 9096 Sierra Along river and around dam, diversion dam across Little Truckee River (water flows to Sierra Valley), about 100 yards south of Fiberboard Road (Forest Road 18), about 1/8 mile north of Henness Pass Road, about 5 miles (air) east of Webber Lake. 1920 Comment
  UC578619  Alopecurus aequalis E. Sawyer 1935-6-28 252 Sierra 1 12/ mi. s.-s.e. of Sattley; Sierraville Quad. 1493 Comment
  UCD84209  Alopecurus geniculatus 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
  UCD84212  Alopecurus saccatus Ayzik Solomeshch 2009-6-8 s. n. Sierra Sierra Valley, Roen Ranch, along Westside Rd, ca. 2 km N of the intersection of Westside and Calpine Roads, ca. 1 km east of Westside Rd. 1493 Comment
  CAS-BOT-BC136700  Amelanchier alnifolia var. pumila Elmer I. Applegate 1921-9-7 3368 a Sierra Gold Lake, northern Sierra County 1981 Comment
  SEINET6190550  Amelanchier pallida W. Harnach, N. Harnach 1991-6-15 543 Sierra Sierra Valley, 0.5 miles E of Calpine, Calpine Ranch (home) 1503 Comment
  SEINET6195190  Amelanchier pallida W. Harnach, N. Harnach 1989-5-9 073 Sierra Approx 5 road miles N of Sierraville on Hwy 49, Newman Point (Rice on map) 1524 Comment
  CAS-BOT-BC136873  Amelanchier utahensis John Thomas Howell; Gordon H. True 1969-6-25 45848 Sierra 3 miles north of Bassetts on road to Gold Lake 1950 Comment
  CAS-BOT-BC494135  Amsinckia intermedia William Harnach 2002-5-29 1069 Sierra Sierra Valley. Newman Point (Rice on the maps) approx. 5 mi NE of Sierraville on Hwy 49 1531 Comment
  CAS-BOT-BC45081  Anaphalis margaritacea W. Harnach; N. Harnach 1990-8-17 514 Sierra Sierra Valley, Strang Ranch (Elvers back 80) 1524 Comment
  CHSC44099  Anaphalis margaritacea L. P. Janeway 1984-8-25 1079 Sierra Snag Lake. 2026 Comment
  CHSC53113  Anaphalis margaritacea L. P. Janeway 1989-8-22 3620 Sierra Plumas National Forest. Northeast flank of ridge ca 3 mi E of Haskell Pk; near head of Sulphur Cr. 2164 Comment
  SEINET5337582  Anemone tuberosa M. Humphreys 1950-4-30 14 Sierra 1 mile north of Downieville. 914 Comment
  SEINET13945522 Image available Angelica breweri L. Constance, R. Bacigalupi and E. Nasir 1953-1 3471 Sierra Forest opening between Webber (4 mi S) and Meadow lakes, alt. 7000 ft 2134 Comment
  CAS-BOT-BC64788  Antennaria W. Harnach; N. Harnach 1990-4-22 276 Sierra Sierra Valley. Newman Point (east side of hwy and up the slope). 1554 Comment
  RSA129782  Antennaria argentea G. T. Nordstrom 1936-7-9 926 Sierra Two miles north west of Dog Valley 1982 Comment
  SD108843  Antennaria argentea James Henrickson 1969-5-25 3418 Sierra 30 miles east of Reno, 22 miles north of Truckee, 2 miles south of Sierraville along Hwy 89. 1600 Comment
  SEINET6755218 Image available Antennaria luzuloides W. Harnach, N. Harnach 1990-6-10 350 Sierra Sierra Valley, W of Loyalton, Balderson Ranch (Antelope Valley) 1509 Comment
  CAS-BOT-BC58651  Antennaria luzuloides W. Harnach; N. Harnach 1989-6-4 125 Sierra Sierra Valley, Calpine Ranch 1505 Comment
  CAS-BOT-BC58653  Antennaria luzuloides H. D. Ripley; R. C. Barneby 1942-5-22 4527 Sierra near Sierraville 1706 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
  SEINET6755314 Image available Antennaria rosea W. Harnach, N. Harnach 2000-7-4 9938 Sierra Sierra Valley. Approx. 1/2 mile north of Coburn Lake at the end of access road. Comment
  UC1609023  Antennaria rosea Lowell Ahart 1993-9-10 7208 Sierra about 1 1/4 mi s dirt road from Gibsonville to Johnsville (meadow on n side of mt.); Mt. Fillmore 2225 Comment
  CHSC61775  Antennaria rosea subsp. confinis Lowell Ahart 1993-9-10 7208 Sierra On the north side of Mount Fillmore, about 1 1/4 miles south of the dirt road from Gibsonville to Johnsville. 2225 Comment
  JEPS102367  Antennaria rosea subsp. confinis Lowell Ahart 2001-8-10 9099 Sierra about 5 air miles E of Webber Lake (about 200 ft SW of diversion dam on Little Truckee River, 100 yds S of Fiberboard Road (FSR 18), about 1/8 mi N of Henness Pass Road) 1920 Comment
  RSA237222  Anthemis cotula Frederick W. Oettinger 1967-6-28 140 Sierra Along Salmon river near Kelly Gulch. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 613 Comment
  JEPS83280 Image available Antirrhinum vexillocalyculatum subsp. intermedium David M. Thompson 1983-9-11 381 B Sierra 0.4 mi w center of bridge over Downie River (n side of road); Downieville Quad. (7.5', 1951), Downieville; Bridge of Downie River, Downieville, Sierra Co. 902 Comment
  RSA21695  Antirrhinum vexillocalyculatum subsp. intermedium Carl B. Wolf 1937-8-6 9055 Sierra Northern Sierra Nevada. No. Fork of Yuba River, 5 mi. above Downieville. 1067 Comment
  SEINET10880482 Image available Antirrhinum vexillocalyculatum subsp. intermedium David M. Thompson 1983-9-11 Thompson 381 B Sierra 0.4 miles W. of center of bridge over Downie River in Downieville, N. side of road. Downieville Quad. (7.5', 1951). T20N, R10E, SW 1/4 of NE 1/4 Sec. 35. Silvery serpentine, gravelly rockslides. 902 Comment
  CHSC53030  Apocynum androsaemifolium L. P. Janeway 1989-8-18 3611 Sierra Plumas National Forest. Flat top of small spur ridge 1/2 mi SE of Chapman Saddle, overlooking Sulphur Cr. 1996 Comment
  CAS-BOT-BC407121  Aquilegia formosa Joseph Gerber 1953-7-5 19 Sierra Lake Independence 2133 Comment
  CAS-BOT-BC407123  Aquilegia formosa Alice Eastwood 1918-6-29 7797 Sierra Loyalton Comment
  SJSU13888  Aquilegia formosa N. A. Hopkins 1985-7-3 1288 Sierra between Sierraville & Lemon Valley c. 2 mi E of Sierraville 1554 Comment
  SEINET8665321  Aquilegia formosa var. formosa W. Harnach, N. Harnach 1990-6-30 445 Sierra Sierra Valley, Yuba Pass. 2042 Comment
  SEINET8665411  Aquilegia formosa var. formosa W. Harnach, N. Harnach 1989-6-24 171 Sierra 0.5 miles S of Sattley, Sierra Valley, Martinetti Ranch (Elvers). 1518 Comment
  SEINET5337626  Aquilegia formosa var. formosa P. A. Lehenbauer 1937-6-8 123 Sierra 25 miles west of Reno, on Truckee River, at Iceland, on south side of river by falls. 1676 Comment
  JEPS108831  Arabis constancei Lowell Ahart 2006-6-28 12874 Sierra Northwest slope of the serpentine area, about 3/4 mile (air) east of Lake Delahunty, about 2 miles (air) northeast of Gibsonville 1835 Comment
  SEINET183560  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. 1372 Comment
  RSA40425  Arabis rectissima P. A. Munz 1948-8-12 12336 Sierra Among Abies and Pinus Murrayana, Yuba Pass, Hwy49 2317 Comment
  SEINET5340803  Arabis sparsiflora var. sparsiflora P. A. Lehenbauer 1937-6-8 77 Sierra 25 miles west of Reno, Nev., on Truckee river at Iceland, south side of river by falls. 1676 Comment
  CAS-BOT-BC171642  Aralia californica M. S. Taylor; R. Wessel 1982-8-20 5028 Sierra At creek crossing Hwy 49, at Indian Hill loop, ca. 4 mi. ne of Camtonville 944 Comment
  JEPS125707  Aralia californica William Harnach 2015-9-2 1450 Sierra 1.6 miles NE on Highway 49 from Yuba-Sierra Co. line, then approximately 1 mile on the Indian Hill Road. Comment
  CAS-BOT-BC407705  Arceuthobium americanum Mrs. E. C. Sutliffe 1926-10-16 s.n. Sierra Salmon Lake Comment
  JEPS124681 Image available Arceuthobium campylopodum Laurel Loeblich 1964-6-18 12 Sierra Highway 89 9.2 miles from bridge or 2 miles SW of Sierraville. 30 ft. from highway east and on a south facing slope. Comment
  CAS-BOT-BC410041  Arceuthobium cyanocarpum Arthur L. Menzies 1961-7-29 s.n. Sierra 3 miles W of GOld Lake and 0.25 miles N of Hawley Lake, Tahoe National Forest 2133 Comment
  CAS-BOT-BC45429  Arctostaphylos nevadensis Horace Albert Barker 1926-7-16 132 Sierra Gold Lake - 1st island 1955 Comment
  CAS-BOT-BC45430  Arctostaphylos nevadensis George Haley 1927-8-6 s.n. Sierra Webber Lake. Comment
  CAS-BOT-BC45473  Arctostaphylos nevadensis Lewis S. Rose 1969-6-25 69055 Sierra Gold Lake. 1950 Comment
  CAS-BOT-BC46505  Arctostaphylos patula Albert H Barker 1926-7-11 120 Sierra Gold Lake to Blairsdeu Grade. 1828 Comment
  CAS-BOT-BC46506  Arctostaphylos patula Mrs. S. G. Suttiffe 1919-8-1 s.n. Sierra Gold Lake. Comment
  SEINET7266180  Arctostaphylos patula W. Harnach, N. Harnach 1992-4-4 675 Sierra 1.5 miles S of Calpine, Off of FS rd on the way to Earl Jeannettes. 1524 Comment
  UCD40238  Arctostaphylos patula Rodney Gale Myatt 1972-6-1 1578 Sierra Wild Plum Road, off of Hwy 49 and east of Sierra City. 1450 Comment
  UCD53308  Arctostaphylos patula P. B. Schultz 1967-6-27 8 Sierra 1 1/4 miles northeast of station; U.C. Sagehen Creek Station. 1920 Comment
  CHSC98990  Arctostaphylos patula subsp. gankinii Lowell Ahart 2008-6-4 14809 Sierra On the north side of Forest Road 98, about 2 miles (air) northeast of Harris Meadow, about 9 1/2 miles (air) northeast of Alleghany. 1906 Comment
  UCD149531  Arenaria G. L. Stebbins 1970-7-25 7078 Sierra Northwest ridge of Mount Fillmore. (Exact location unknown. Coordinates estimated by label maker.) 1950 Comment
  RSA790264  Arenaria congesta J. R. Shevock 1985-5-19 11149 Sierra Sierra Valley. Along California highway 49 at Rice Hill, 4.7 miles northeast of highway junctions 49 & 89 at Sierraville. 1650 Comment
  JEPS87653  Arenaria congesta var. congesta Lowell Ahart 1994-7-1 7445 Sierra about 1 1/2 mi. ne Middlewaters (about 11 mi (air) ne of Alleghany. on the nw side of the larger pond, slope on the n side of Henness Pass Road, e of Keystone Mountain.); Keystone Gap, e of Keystone Mountain; T19N, R12E, south-east 1/4 Section 6 1889 Comment
  UC585237  Arenaria congesta var. subcongesta E. B. Babcock and G. L. Stebbins Jr. 1936-6-5 1716 Sierra 2 mi w Loyalton (on road to Sierraville, S.E. edge of Sierra Valley); Sierra Valley 1615 Comment
  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
  UC338283  Arenaria congesta var. suffrutescens John Gill Lemmon 1889-6-6 Sierra Gold Lake Comment
  UC120412  Arenaria congesta var. suffrutescens J. G. Lemmon 1875-1 39 Sierra Comment
  SJSU13869  Argemone munita N. A. Hopkins 1985-7-3 1283 Sierra bbetween Sierraville & Lemon Canyon c. 2 mi E of Sierraville Comment
  UC614865  Argemone rotundata Beryl O. Schreiber 1933-7-19 883 Sierra road to Reno, near Inspection Station Reno Comment
  RSA748565  Arnica K. M. Meyer, A. Townesmith 2007-7-15 119 Sierra Tahoe National Forest. 4 mi. N on Hwy 270, off I-80 W. 1749 Comment
  CAS-BOT-BC82092  Arnica W. R. Dudley 1894-8-30 s.n. Sierra [Canyon ?] to Summit City by road west from Webber Lake Comment
  CAS-BOT-BC82236  Arnica chamissonis John Thomas Howell 1969-9-13 46116 Sierra Little Truckee River near outlet of Webber Lake 2042 Comment
  CAS-BOT-BC82241  Arnica chamissonis Alice Eastwood 1918-6-29 7817 Sierra Loyalton Comment
  CHSC57252  Arnica chamissonis L. P. Janeway 1984-9-15 1154 Sierra Northwest-facing slope above upper Tamarack Lake. 2225 Comment
  JEPS16713  Arnica chamissonis Rimo Bacigalupi with H. L. Mason and J. R. Sweeney 1953-7-7 4267 Sierra near Calpine; Sierra Valley 1493 Comment
  SEINET11837691  Arnica cordifolia J. G. Lemmon 1874-1 s.n. Sierra Comment
  SEINET6775022 Image available Arnica cordifolia P. A. Lehenbauer 1937-6-8 110 Sierra 25 miles west of Reno, NV, on Truckee River at Iceland, south side of river by falls 1676 Comment
  SEINET8655772 Image available Arnica dealbata W. Harnach 2012-8-13 1292 Sierra Road 21N27 at the intersection with Road 21N27B, approx 2.0 miles from Chapman Saddle, Plumas National Forest 2161 Comment
  CAS-BOT-BC82604  Arnica lanceolata subsp. prima J. G. Lemmon s.n. Sierra unspecified Comment
  CAS-BOT-BC82769  Arnica mollis Ella Dales Cantelow 1941-5-17 3503 Sierra 4 3/ mi. n.w. of Calpine 1584 Comment
  SEINET11837663  Arnica mollis J. G. Lemmon 1874-1 125 Sierra 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
  UCSB27063  Arnica nevadensis 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
  SEINET11837475  Arnica sororia J. G. Lemmon 1874-1 124 Sierra Comment
  CAS-BOT-BC146260  Arrhenatherum elatius var. elatius Thos. Harris 1978-7-11 s.n. Sierra Sierra Nevada. Rose Ranch (awned by Forest and Mary Sheehan) near Scales. 1341 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
  UCD129184  Artemisia arbuscula A. A. Beetle 1957-8-15 12803 Sierra 5 miles north of Truckee. Comment
Read comments
Feb 8 2016
  CAS-BOT-BC90107  Artemisia arbuscula subsp. arbuscula John Thomas Howell 1962-6-18 37825 Sierra Sierra Valley, 2.5 mi. n. of Sattley 1524 Comment
  CAS-BOT-BC90108  Artemisia arbuscula subsp. arbuscula Catherine Best 1984-6-19 1001 -A Sierra Sierra Valley - at the edge of Hwy A 23 about 3 miles north of Sattley Comment
  CHSC105642  Artemisia cana subsp. bolanderi Lowell Ahart; John Dittes 2010-10-5 17298 Sierra On the south side of Highway 49, 4015 feet west of Antelope Valley Road intersection with Highway 49, 4.5 miles (air) west of Loyalton, 6.6 miles (air) northeast of Sierraville. 1494 Comment
  UC193576  Artemisia cana subsp. bolanderi C. F. Sonne 1887-9-1 Sierra Little Truckee River Comment
  CHSC59671  Artemisia douglasiana L. P. Janeway 1992-9-15 4309 Sierra Plumas National Forest. Small fork of upper Big Boulder Creek about 1.75 mi north of Haskell Peak. 1935 Comment
  HSC93199  Artemisia douglasiana Vernon H. Oswald, L. Ahart 1996-8-19 8189 Sierra Yuba Pass-Weber Lake Rd. (Forest Rt. 12), 2.2 mi. S of Hwy. 49; northern High Sierra Nevada 2134 Comment
  CAS-BOT-BC90470  Artemisia douglasiana Roxana S. Ferris 1953-11-8 12702 Sierra About 1 mile from Sierra City on road to Sierra Buttes Comment
  RSA14482  Artemisia douglasiana Elmer I. Applegate 1923-8-21 3922 Sierra Willow Creek, south of Lower Klamath Marsh Comment
  SEINET7153378 Image available Artemisia nova W. Harnach, Nancy Harnach 1990-7-29 478 Sierra Sierra Valley, !.5 miles N of the Calpine Rd. intersection on Co. Rd. A-23. Comment
  SEINET7239415 Image available Artemisia tridentata W. D. Billings 1949-8-21 1747 Sierra 1 mile east of Webber Lake 2042 Comment
  CAS-BOT-BC97414  Artemisia tridentata subsp. tridentata Lowell Ahart 1983-10-27 4472 Sierra near the dirt road on the north side of Milton Res., near Jackson Meadow Res. 1800 Comment
  RSA122551  Artemisia tridentata subsp. tridentata C. G. Albertus 1935-9-20 284 Sierra 1.75 miles southeast of Sierraville. 1524 Comment
  JEPS125786  Artemisia tridentata subsp. wyomingensis William Harnach 2015-10-6 1455 Sierra 1.8 miles east of Highway 49 on Lemmon Canyon Road, east of Sierraville. Comment
  JEPS124066  Asarum hartwegii Lowell Ahart 2015-5-9 20184 Sierra About 3/4 mile west of Highway 49, about 1 3/4 miles west of Indian Valley. 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
  CHSC94114  Asclepias cordifolia Lowell Ahart 2006-6-21 12825 Sierra On the north side of the road, about 2 miles (by road) west of Forest. 1329 Comment
  SEINET6833891  Asclepias cordifolia M. J. Williams 1979-6-13 79- 73 -1 Sierra Dog Valley Road Comment
  UC614705  Asclepias cordifolia L. Constance 1938-6-9 2300 Sierra the South Fork of the North Fork of the Yuba River North Fork of the North Fork of the Yuba River junction with (North Fork of the Yuba River, at Sierra City); North Fork of the Yuba River, Sierra City 1371 Comment
  UCSB13238  Asclepias cordifolia 1962-6-13 Sierra Along State Highway 89, 3 miles south of Sierraville 1767 Comment
  JEPS124876 Image available Asclepias fascicularis Roy Funch 1969-6-29 36 Sierra Growing at Roadside 1/4 M E from turnoff to Goodyears Bar from HW 49. Comment
  SEINET10829529  Asclepias speciosa G. Sommers 1976-8-3 Sommers 457 Sierra 5 mi E of Yuba Pass along Highway 49 1829 Comment
  JEPS110223  Aspidotis densa Lowell Ahart 2006-6-21 12811 Sierra On the west side of the Foote Road, about 3.7 miles (by road) southwest of Alleghany 1093 Comment
  SEINET3166409  Aspidotis densa P. J. Alexander 2009-5-26 1047 Sierra West slope of the northern Sierra Nevada, 1.8 miles (linear) NE of Gibsonville on the road to Johnsville, 2.3 miles WNW of Mount Etna, 13.2 miles SSE of Quincy, Plumas National Forest. 1762 Comment
  UC1063753  Aspidotis densa H. S. Yates 1935-6-29 5291 Sierra 1 mi n Gold Lake; Downieville Quadrangle Comment
  RSA86272  Aspidotis densa F. W. Peirson 1921-8-9 1511 Sierra South Fork of San Joaquin River 2515 Comment
  RSA202140  Asplenium viride T. F. Niehaus, Jack Major, Robert M. Lloyd 1966-7-9 739 Sierra Sierra Buttes. Comment
  CAS-BOT-BC99249  Aster Clare B. Hardham 1986-8-10 30417 Sierra Sierra Nevada Mountains - above Sattlee 1524 Comment
  RSA21704  Aster breweri C. B. Wolf 1937-8-6 9064 Sierra Northern Sierra Nevada, 1/2 mile NE of Gold Lake 1921 Comment
  RSA716410  Aster integrifolius L. Ahart 2005-8-30 12359 Sierra E of Pass Creek, 100 yards SE of the falls on Pass Creek, 1/4 mile S of French meadow, 2.5 miles W of Webber Lake 2074 Comment
  RSA125818  Aster occidentalis var. fremontii Arthur R. Kruckeberg 1954-8-1 3661 Sierra Yuba Pass, Highway 49, Tahoe National Forest Comment
  CAS-BOT-BC477887  Asteraceae W. R. Dudley 1894-9-1 s.n. Sierra Lake of the Woods. Comment
  UCD32550  Astragalus Beecher Crampton 1954-5-11 1890 Sierra Sierra County, Sierra Valley, 4 miles west of Loyalton. Comment
  CDA18120  Astragalus andersonii G. D. Barbe, T. C. Fuller 1973-6-19 1626 Sierra Tahoe National Forest; Stateline W of Verdi on (Dog Valley Rd.) Smithneck Rd. (ca. 1 mi (1.6 km) W of Verdi). 1493 Comment
  UC82741  Astragalus andersonii J. G. Lemmon 1875-1 64 Sierra Comment
  RSA739836  Astragalus bolanderi John Dittes, Josephine Guardino, L. Ahart 2003-7-31 20003 -79 Sierra Northern High Sierra Nevada, 7.4 air miles SW of Sierra City, 5.6 air mile SE of Downieville, 6.2 air miles NW of Bowman Lake, S of Henness Pass Road. 1768 Comment
  SEINET5324196  Astragalus gibbsii W. Harnach, N. Harnach 1990-5-28 332 Sierra Sierra Valley, W of Loyalton, Balderson Ranch (ANTELOPE VALLEY) 1554 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
  CAS-BOT-BC229056  Astragalus lemmonii Alice Eastwood 1918-6-29 7791 Sierra Loyalton Comment
  NY5499  Astragalus lentiformis J. G. Lemmon 05 1874 56 Sierra Comment
  SEINET12159917  Astragalus lentiginosus J. G. Lemmon 1874-1 47 Sierra Sierra Co., &c Comment
  CDA18121  Astragalus purshii var. purshii G. D. Barbe, T. C. Fuller 1973-6-19 1625 Sierra Tahoe National Forest; Stateline W of Verdi on (Dog Valley Rd.) Smithneck Rd. (ca. 1 mi (1.6 km) W of Verdi). 1493 Comment
  CAS-BOT-BC192964  Astragalus purshii var. purshii H. D. Ripley; R. C. Barneby 1942-5-22 4528 Sierra Near Sierraville 1706 Comment
  CAS-BOT-BC192965  Astragalus purshii var. purshii M. Boone 1981-5-16 052 Sierra 5 miles S. of Junction of highway 49 & 70 Comment
  SEINET7286300  Astragalus purshii var. tinctus K. E. Bradshaw 1942-5-20 413 Sierra 3 miles sw of Purdy, old Trosi Ranch 1676 Comment
  CAS-BOT-BC68748  Athyrium alpestre var. americanum Mrs. E. C. Sutliffe 1920-9-1 s.n. Sierra Salmon Lake Comment
  UC1875014  Athyrium alpestre var. americanum Ruth Kirkpatrick 2005-7-20 1364 Sierra Near summit of Sierra Butte, below fire tower Comment
  CAS-BOT-BC68747  Athyrium alpestre var. americanum Lemmon 1878-8-1 s.n. Sierra Webber Lake Comment
  SEINET8671188 Image available Athyrium filix-femina E. Brooks 1879-1 Sierra Sierra and Coast Range Comment
  UCR230943  Athysanus pusillus George K. Helmkamp, E. A. Helmkamp 2011-6-9 17553 Sierra Northern Sierra Nevada Mountains Foothills, 7.1 miles north of Camptonville along CA-49, about 2.5 miles north of the Yuba Co. line 808 Comment
  UCR80931  Balsamorhiza hookeri G. L. Webster 1990-5-13 7729 Sierra Sierra Valley, 0.5 mi. west of Sierraville 1509 Comment
  SEINET7849727 Image available Balsamorhiza hookeri var. neglecta K. E. Bradshaw 1942-5-21 KB 429 Sierra 3.5 miles southwest of Purdy, on Old Trosi Ranch 1676 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
  CHSC67423  Balsamorhiza macrolepis var. platylepis James D. Jokerst 1991-7-1 3330 A Sierra Golden Dome Mine Project Site in the S end of Antelope Valley, E of Sierra Valley, dry meadow westward adjacent to the 'Astrodome'. Comment
  CAS-BOT-BC100103  Balsamorhiza sagittata W. Harnach; N. Harnach 1989-5-9 076 Sierra Sierra Valley. Newman Point (Rice on map) 1524 Comment
  UCR18714  Balsamorhiza sagittata Frank C. Vasek 1975-7-10 750710- 20 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
  SEINET5340912  Barbarea S. B. Doten 1901-7-2 71 a Sierra [Sierra Nevada] Near Webber Lake Comment
  CAS-BOT-BC16677  Barbarea orthoceras W. Harnach; N. Harnach 1990-5-7 286 Sierra Sierra Valley. Kirkpatrick Ranch. Along irrigation ditch. 1505 Comment
  CAS-BOT-BC16678  Barbarea orthoceras Javier Penalosa 1962-6-20 2517 Sierra Little Truckee River at Highway 89. 1905 Comment
  CAS-BOT-BC16682  Barbarea orthoceras P. A. Lehenbauer 1937-6-8 96 a Sierra South side of Truckee River by falls, Iceland. 1676 Comment
  SEINET11193429  Barbarea orthoceras W. Harnach, N. Harnach 1989-4-22 038 Sierra Approx 1.2 miles S of the Calpine Rd./Co. Rd. A-23 intersection, Sattley transfer station (dump). 1497 Comment
  CAS-BOT-BC145801  Beckmannia syzigachne Alice Eastwood 1915-6-29 7914 Sierra Loyalton. Comment
  SEINET200167  Beckmannia syzigachne H. L. Mason 1953-7-7 14558 Sierra Sierra Valley pond 1.5 mi E of Calpine Comment
  SJSU12093  Beckmannia syzigachne N. A. Hopkins 1976-6-22 833 Sierra drainage ditch in marshy area by Marble Hot Springs Rd, Sierra Valley Comment
  UCD56806  Beckmannia syzigachne Beecher Crampton 1957-7-24 4418 Sierra Gordon Van Vleck Ranch. Sierra Valley. 4 miles northeast of Sattley. Comment
  SEINET12101693  Berberis repens J. G. Lemmon 1874-1 s.n. Sierra no further locality Comment
  JEPS113956  Bidens cernua W. and N. Harnach 2000-8-23 984 Sierra Sierra Valley 1.5 miles west of Sierraville, CA on Hwy 49. Strang Pond. Comment
  CAS-BOT-BC413063  Bistorta bistortoides Joseph Gerber 1953-7-5 16 Sierra Lake Independence 2133 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
  CAS-BOT-BC128024  Blepharipappus scaber Alice Eastwood 1918-6-29 7899 Sierra Loyalton Comment
  SEINET8665976 Image available Blepharipappus scaber W. Harnach 2013-5-17 1350 Sierra 0.75 miles south of Hwy 49 on Antelope Valley Road. 1526 Comment
  CAS-BOT-BC128030  Blepharipappus scaber Bruce G. Baldwin 1985-8-26 508 Sierra near Loyalton, 2.0 miles south of California State Highway 49 on Smithneck Road (0.2 mile south of Rancho Circle Drive) Comment
  SJSU12156  Boechera arcuata N. A. Hopkins 1975-6-16 676 Sierra c. 3 mi NNE of Downieville 1005 Comment
  UC1446116  Boechera breweri Lowell Ahart 1979-7-15 Sierra ca 1 mi e Mt. Etna (se of Stafford Mtn, growing above the road from La Porte to Johnsville, to the s is a small hill shaped like a triangle) 1800 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
  CHSC47380  Boechera divaricarpa Lowell Ahart 1985-7-13 877 Sierra On a gravel bar along Pass Creek, in French Meadows, about 3 miles west and 1/2 mile south of Webber Lake. 2133 Comment
  CHSC74075  Boechera divaricarpa B. Castro; L. Gehrung, H. Durio 1995-9-14 625 Sierra Mt. Fillmore Mdws: Mdw 2. Ca 0.6 air mi SW of the top of Mt. Fillmore, and ca 0.5 mi SE of jeep trail 10E11, which traverses the headwaters of Pearson Ravine. Series of 4 meadows on midslope terrace of mtn, feeding Pearson Ravine. Easternmost meadow. 2109 Comment
  CAS-BOT-BC13857  Boechera inyoensis Lowell Ahart 1981-6-23 2869 A Sierra South of Stafford Mountain, 12 mile northeast of La Porte. 609 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-BC25604  Boechera retrofracta Javier Penalosa 1962-6-20 2522 Sierra Little Truckee River at Highway 89. 1905 Comment
  CAS-BOT-BC25605  Boechera retrofracta Javier Penalosa 1962-6-20 2542 Sierra Little Truckee River at Highway 89. 1905 Comment
  CAS-BOT-BC25606  Boechera retrofracta Javier Penalosa 1962-6-20 2562 Sierra Ridge west of Little Truckee River at Highway 89. 1935 Comment
  CAS-BOT-BC25934  Boechera suffrutescens John Thomas Howell; Gordon H. True 1970-7-14 5522 Sierra At Verdi Peak Lookout, Verdi Range. 2560 Comment
  SEINET12188879  Boisduvalia glabella J. G. Lemmon 1874-1 88 Sierra Comment
  UCD136817  Botrychium multifidum Dennis Wm. Stevenson 1974-9-20 368 Sierra East shore of south end of Lower Sardine Lake. 1828 Comment
  CHSC84372  Boykinia major Lowell Ahart 2003-9-4 10552 Sierra Along the sides of Negro Creek, about 300 yards west of the Burlington Mine, about 9 miles (air) northeast of Alleghany. 1723 Comment
  JEPS104071  Boykinia major Lowell Ahart 2003-9-4 10552 Sierra Along the sides of Negro Creek, ca 300 yd w of the Burlington Mine, ca 9 mi (air) ne of Alleghany. 1723 Comment
  CHSC1629  Boykinia occidentalis V. Holt 1942-7-23 Sierra Downieville. 914 Comment
  CHSC69191  Boykinia occidentalis Vernon Oswald; Lowell Ahart 1997-8-19 8823 Sierra Mountain House Rd. (County Rd. 300) at Young America Creek, 3.6 mi south of Goodyears Bar. 1112 Comment
  SD42505  Boykinia occidentalis Carl B. Wolf 1937-8-6 9046 Sierra Northern Sierra Nevada, No. fork of Yuba River, 5 mi. above Downieville 762 Comment
  UC407048  Boykinia occidentalis Rimo Bacigalupi 1927-7-2 1590 Sierra Downieville Road about 8 mi ne Comptonville Comment
Read comments
Nov 8 2011
  SD50714  Boykinia occidentalis Darley F. Howe 1959-8-2 2773 Sierra 15.5 miles west of Downieville, sandy wash near stream 914 Comment
  SJSU10369  Boykinia occidentalis J. Yamanaka 1965-6-29 Sierra by Hwy 49, 4.5 mi E of Downieville 1127 Comment
  JEPS113952  Brasenia schreberi W. and N. Harnach 2000-8-5 979 Sierra Sierra VAlley 1.5 miles west of Sierraville, CA on Hwy 49. Strang Pond. Comment
  CAS-BOT-BC484380  Brodiaea elegans subsp. elegans Lewis S. Rose 1955-7-20 55166 Sierra 2 miles south of Calpine 1508 Comment
  CAS-BOT-BC484382  Brodiaea elegans subsp. elegans John Thomas Howell 1955-7-20 30874 Sierra Sierra Nevada, Near Calpine 1508 Comment
  UC1131038  Bromus carinatus var. carinatus G. T. Nordstrom 1936-7-8 903 Sierra 2 1/4 mi nnw of Dog Valley 2133 Comment
  CAS-BOT-BC148757  Bromus carinatus var. marginatus John Thomas Howell; Gordon H. True 1970-7-14 5502 Sierra Sierra Nevada. At Verdi Peak Lookout, Verdi Range. 2560 Comment
  UC1131008  Bromus commutatus E. Sawyer 1935-6-28 249 Sierra 1 1/2 mi sse of Sattley 1493 Comment
  CAS-BOT-BC155347  Bromus japonicus W. Harnach; N. Harnach 1991-6-21 563 Sierra Sierra Valley. Next to Railroad bridge east of Co. Rd. A-23. 1487 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
  JEPS110363  Bromus japonicus Lowell Ahart 2006-6-21 12823 Sierra On the north side of the road, about 2 miles (by road) west of Forest 1329 Comment
  CHSC44549  Bromus madritensis subsp. rubens Lowell Ahart 1978-6-4 1764 Sierra Near the Foote Road, about 5 miles south of Alleghany. 1188 Comment
  SEINET4404026  Bromus orcuttianus M. J. Williams, B. Trowbridge, G. True Jr., A. Tiehm 1977-7-26 77- 48 -4 Sierra Independence Lake 2118 Comment
  CAS-BOT-BC161972  Bromus rubens Lowell Ahart 1978-6-4 s.n. Sierra Sierra Nevada. 5 miles south of Alleghany. 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
  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
  UCD60040  Bromus tectorum var. glabratus Beecher Crampton 1954-5-10 1854 Sierra State Hwy. 49, along North Yuba River, 1 mile east of Downieville. Comment
  CAS-BOT-BC185527  Bromus vulgaris Catherine Best 1985-6-20 1018 Sierra Sierra Nevada. Herrington's, Sierra City. 1219 Comment
  SJSU13945  Bromus vulgaris N. A. Hopkins 1984-8-5 1229 Sierra Chapman Saddle Road 1767 Comment
  CAS-BOT-BC184999  Calamagrostis stricta subsp. inexpansa L. P. Janeway 1984-8-25 1069 Sierra Lakes Basin. At Snag Lake. 2026 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
  UCD123502  Callitriche heterophylla var. heterophylla P. B. Schultz 1967-7-8 58 Sierra 3 miles north of Sattley on Sattley-Beckwourth Road. 1493 Comment
  JEPS115046  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
  SEINET11052131  Calocedrus decurrens P. A. Lehenbauer 1926-3-14 1317 Sierra [Sierra Nevada,] Dog Valley Grade. Comment
  CAS-BOT-BC487487  Calochortus albus D. S. Smith 1926-4-12 1765 Sierra Above South Fork Yuba-Downieville Rd 609 Comment
  CHSC94230  Calochortus leichtlinii Lowell Ahart 2006-6-21 12834 Sierra About 30 yards west of the road, about 2 1/2 miles (by road) west of Forest. 1397 Comment
  UC593515  Calochortus leichtlinii E. B. Babcock, G. L. Stebbins Jr. 1936-6-3 1643 Sierra 0.5 mi ne Sattley (on Church ranch) Comment
  SEINET5323734  Calochortus leichtlinii P. B. Kennedy, Samuel Bradford Doten 1901-7-5 88 Sierra [Sierra Nevada] Webber Lake Comment
  SEINET12049776  Calochortus monophyllus F. H. Utech 1986-1 86 -094 Sierra Tahoe National Forest, Indian Valley, near junction of North Yuba River & Fiddle Bow Creek on CA 49 950 Comment
  CAS-BOT-BC494346  Calochortus tolmiei High School 1924-4-24 s.n. Sierra Downieville Comment
  RSA0120946  Caltha biflora Robert Gustafson 1985-6-10 3142 Sierra near the jct. of Hwy. 49 and Forest Service Rd. 12, Yuba Pass Summit. 2043 Comment
  CAS-BOT-BC181494  Caltha leptosepala Barbara T. Keller 1974-6-15 1483 Sierra Chapman Creek Campground, about 7 miles NE of Sierra City on Highway 49 1767 Comment
  CAS-BOT-BC181498  Caltha leptosepala W. R. Dudley 1894-8-30 s.n. Sierra By road west form Webber Lake to Mountain Lake Comment
  CHSC69172  Calycadenia truncata Vernon Oswald; Lowell Ahart 1997-8-19 8819 Sierra Mountain House Rd. (County Rd. 300) 1.3 mi south of Goodyears Bar. 899 Comment
  SEINET12765110  Calycadenia truncata Vernon Oswald, Lowell Ahart 1997-8-19 8819 Sierra Mountain House Rd. (county Rd. 300) 1.3 mi south of Goodyears Bar.; 0 899 Comment
  UCD22668  Calyptridium Linda Farley 1990-5-13 14 Sierra Near Sierraville. 1981 Comment
  SEINET5336313  Calyptridium paniculatum P. B. Kennedy, Samuel Bradford Doten 1901-7-23 226 Sierra Lincoln Valley. 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
  SEINET11933905  Calyptridium umbellatum F. H. Utech 1986-1 86 -053 Sierra Tahoe National Forest, Wild Plum Recreation Area, ca 2.0 mi E of Sierra City on CA hwy 49 1350 Comment
  RSA515688  Calystegia malacophylla B. Pitzer, S. Morgan, H. Soldan 1988-5-28 977 Sierra Ramshorn Campground, on Hwy. 49, ca. 15 mi. NE of Camptonville and ca. 5 mi. W of Downieville. 823 Comment
  RSA719207  Calystegia malacophylla L. Ahart 2006-6-21 12824 Sierra on the north side of the road, about 2 miles by road west of Forest. 1330 Comment
  UCD126133  Calystegia malacophylla Adeline Frederick 1925-6-1 s.n. Sierra Downieville, Sierra Nevada Mountains. Comment
  CAS-BOT-BC221219  Calystegia malacophylla subsp. malacophylla Catherine Best 1981-6-19 s.n. Sierra Herringtons, Sierra City Comment
  SEINET8584752  Calystegia malacophylla subsp. malacophylla W. Harnach 2015-5-6 1406 Sierra 1.2 mile south of Goodyears Bar (from the intersection at Hwy 49) on Mountain House Road. 882 Comment
  UCD40304  Calystegia occidentalis Rodney Gale Myatt 1971-7-3 810 Sierra Hillside above Hwy 49, just to the north of Yuba River. Near Oregon Creek, Alleghany Road, and Sierra County line. 195 Comment
  RSA360197  Camassia leichtlinii subsp. suksdorfii Robert Gustafson 1985-6-10 3141 Sierra At the jct of Hwy 49 and Forest Service Road 12, Yuba Pass summit. 2043 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-BC497577  Camassia quamash subsp. breviflora N. Harnach; W. Harnach 1989-5-9 065 Sierra Sierra Valley, Kirkpatrick Ranch 1504 Comment
  SEINET5344110  Camissonia pusilla W. Harnach, N. Harnach 1990-5-6 283 Sierra Sierra Valley. On the slope behind the Montgomery Ranch (Elephant Head) east of Loyalton 1554 Comment
  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
  CDA6822  Carduus nutans T. C. Fuller 1965-8-27 14043 Sierra Headwaters of Purdy Creek, Long Valley, 2 miles south of Bordertown Nevada. 0 Comment
  CDA38808  Carex abrupta L. Ahart 2010-9-15 17191 Sierra Along the west side of a poor road, about 15 yards north of the first pond, about 20 yards northwest of the cabin, about 50 yards southwest of the middle pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak. Comment
  CHSC108110  Carex abrupta Lowell Ahart 2011-9-23 17696 Sierra About 100 yards north of Pass Creek, about 300 yards south of Hennas Pass Road, west of French Meadow, east of Forest Road 70, about 3 miles (air) northwest of Webber Lake. 2016 Comment
  SBBG125480  Carex abrupta L. Ahart 2010-9-15 17191 Sierra W side of poor rd, ca. 15 yrds N of first pond, ca. 20 yards NW of the cabin, ca. 50 yards SW of middle pond, at the spring, ca. 2.75 mi N of Yuba Pass on Hwy 49, ca. 4 mi E of Haskell Peak 2134 Comment
  CAS-BOT-BC17802  Carex amplifolia J. G. Lemmon s.n. Sierra Sierra Valley. Olsens Ranch. Comment
  CHSC105986  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
  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
  CAS-BOT-BC18122  Carex athrostachya D. E. Breedlove 1962-6-13 3496 Sierra Along state Highway 89, 6.8 miles north of Sierraville. 1524 Comment
  JEPS63760  Carex athrostachya W. L. Jepson 1918-8-18 8039 Sierra Sierra Valley 1524 Comment
  UCD84117  Carex athrostachya Ayzik Solomeshch 2009-6-7 s. n. Sierra Sierra Valley, Bradley Ranch, along Calpine Rd, ca. 100 m N from the road. 1495 Comment
  CAS-BOT-BC18119  Carex athrostachya Gordon H. True 1966-7-21 3100 Sierra Sierra Nevada. Sierra Valley, about 1 mile north of Sattley. 1493 Comment
  RSA517300  Carex athrostachya Barbara Ertter, TahoeChapterCNPS 1987-6-27 7226 Sierra Kyburz Flat ca 12 air miles N of Truckee, head of Little Truckee River; ca. 1.5 miles E of Highway 89 on Tahoe National Forest Road S450. 1921 Comment
  UC823551  Carex canescens Lewis S. Rose 1934-7-3 34324 Sierra Gold Lake 1950 Comment
  CAS-BOT-BC34237  Carex capitata R. K. Gierisch; D. H. Esplin 1969-6-25 3493 Sierra Tahoe Forest. Anderson Meadow. 1950 Comment
  UC1256283  Carex capitata R. K. Gierisch 1969-6-25 3493 Sierra Anderson Mdw. Tahoe Forest, Anderson Mdw. 1950 Comment
  CAS-BOT-BC20055  Carex echinata G. L. Smith 1959-6-19 1198 Sierra Sierra Nevada. Clark Station, 3 miles below Yuba Pass. David Snyder summer home. 1889 Comment
  CHSC105832  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
  SEINET10650292  Carex exserta Jens C. Clausen 1937-8-2 Clausen 1603 Sierra Mono County: Slate Creek Valley, east of Mount Conness, Harvey Monroe Hall Natural Area. North of Cabin Creek below waterfall, in rocky or sandy soil. Comment
  SJSU14302  Carex filifolia var. erostrata N. A. Hopkins 1989-4-28 1480 Sierra c. 0.25 mi N of junction of rd to Calpine with Sattley-Beckwourth Rd, Sierra Valley 1524 Comment
  JEPS63531  Carex fracta W. L. Jepson 1934-8-2 16790 a Sierra 2 mi e Bassett sta.; North Fork Yuba River, Pioneer road sta. 1706 Comment
  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
  JEPS88071  Carex heteroneura Vernon H. Oswald and Lowell Ahart 1996-8-19 8206 Sierra Yuba Pass-Weber Valley Rd (Forest Rt. 12) 1.3 mi s road to Bassetts (at creek); northern High Sierra Nevada, Long Valley Creek 2225 Comment
  CHSC61885  Carex heteroneura var. heteroneura Lowell Ahart 1993-9-10 7201 Sierra Meadow, about 1/4 mile south of where the poor dirt road ends at the stream, camp and water ditch, on the north side of Mount Fillmore, about 1 mile southwest of the dirt road from Gibsonville to Johnsville. 2225 Comment
  JEPS118421  Carex hirtissima Lowell Ahart 2011-9-23 17707 Sierra On the north side of Pass Creek, south of Hennas Pass Road, west of French Meadow, east of Forest Road 70, about 3 miles (air) northwest of Webber Lake 2015 Comment
  UC1256286  Carex illota R. K. Gierisch 1969-6-25 3494 Sierra Anderson Mdw. Tahoe Forest Comment
  CAS-BOT-BC7655  Carex integra P. B. Kennedy; S. B. Doten 1901-7-2 70 Sierra Webber Lake. 2063 Comment
  UC174650  Carex integra P. B. Kennedy and S. B. Doten 1901-7-2 70 Sierra Webber Lake 2063 Comment
  UC733663  Carex integra L. S. Smith 1927-7-18 2106 Sierra Milton range section 16 Tahoe National Forest 2133 Comment
  CAS-BOT-BC35519  Carex jonesii Catherine Best 1981-6-17 s.n. Sierra Highway 89, 12 miles north of Truckee Comment
  CDA9671  Carex jonesii D. W. Taylor, D. G. Kelch 2003-8-2 s.n. Sierra Yuba Pass. Comment
  CHSC40982  Carex jonesii J. D. Jokerst 1984-7-23 2114 Sierra 3.5 miles east of Sierra City, ca. 200 feet north of Haypress Creek. 1767 Comment
  CHSC55439  Carex jonesii L. P. Janeway 1984-9-15 1158 Sierra N-facing slope on ridge between Young America Lake and Tamarack Lake, on Tamarack Lake side. 2194 Comment
  JEPS117648  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
  CHSC108081  Carex lenticularis var. impressa Lowell Ahart 2011-9-23 17706 Sierra Growing around small cobbles on the south side of Pass Creek, south of Hennas Pass Road, west of French Meadow, east of Forest Road 70, about 3 miles (air) northwest of Webber Lake. 2015 Comment
  CAS-BOT-BC28426  Carex lenticularis var. lipocarpa R. K. Gierisch; D. H. Esplin 1969-6-25 3486 Sierra Saddle Mdw. 1950 Comment
  CAS-BOT-BC28472  Carex lenticularis var. lipocarpa Lewis S. Rose 1934-7-3 34313 Sierra Meadow, Gold Lake. 1950 Comment
  RSA102719  Carex lenticularis var. lipocarpa L. S. Rose 1934-7-9 34341 Sierra Squaw Lake near Gold Lake. 2012 Comment
  CHSC61886  Carex luzulifolia Lowell Ahart 1993-9-10 7202 Sierra Mountain 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
  CHSC66826  Carex luzulifolia Vernon H. Oswald; Lowell Ahart 1996-8-19 8197 Sierra Yuba Pass-Weber Lake Rd. (Forest Rt. 12) just S of the road to Lincoln Valley. Northern High Sierra Nevada. 2255 Comment
  JEPS88195  Carex luzulifolia Vernon H. Oswald and Lowell Ahart 1996-8-19 8197 Sierra Yuiba Pass--Weber Lake Road (Forest Rt. 12) just S of road to Lincoln Valley Northern High Sierra 2255 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
  CHSC112511  Carex mariposana L. P. Janeway 2014-6-23 11406 Sierra Northern High Sierra Nevada. Plumas National Forest; Placer Diggings along Pine Gove Creek, just north of Pine Grove Cemetery, 1.3 air-km west-northwest of Howland Flat. 1646 Comment
  UCSB63790  Carex microptera Janeway, L. 1998-7-24 Sierra T21N, R12E, SE1/4 of NW1/4 of sec. 22; Clio quad.; west end of Church Meadows; west side of Road 721; 0.3 mi. northeast of Gold Lake Hwy. (Road 620) 2033 Comment
  CHSC60560  Carex multicaulis L. P. Janeway 1984-8-3 964 Sierra Top of ridge west of Packer Lake and north of Packer Saddle. 2194 Comment
  SEINET7486013 Image available Carex multicostata Peter F. Zika 2009-1 24620 Sierra Yuba Pass, N side of Route 49, near picnic area, 2012 Comment
  CDA9673  Carex nebrascensis D. W. Taylor, D. G. Kelch 2003-8-2 Sierra Yuba Pass. Comment
  CAS-BOT-BC119884  Carex nebrascensis Catherine Best 1981-6-18 s.n. Sierra In the meadow at the Yuba Summit near Hwy 49. 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
  CAS-BOT-BC119888  Carex nebrascensis W. R. Dudley 1909-8-27 s.n. Sierra Meadow N of East Hot Springs. Comment
  CAS-BOT-BC119889  Carex nebrascensis W. R. Dudley 1909-8-27 s.n. Sierra Dry ditch W of Juniper Ridge. Comment
  CAS-BOT-BC119891  Carex nebrascensis Lemmon 480 Sierra Sierra Valley Comment
  CAS-BOT-BC119707  Carex nervina Lewis Samuel Rose 1934-7-7 34337 Sierra Mountain meadow SW of Gold Lake. 2103 Comment
  CHSC77244  Carex pellita G. Schoolcraft 1996-6-26 2527 Sierra Long Valley Creek s. of Halleluja Junction. 1524 Comment
  UCD108017  Carex pellita Tim Kuhn 2006-7-31 64 Sierra Truckee Ranger District. Comment
  SEINET13697590  Carex praegracilis G. Schoolcraft 1996-6-26 2526 Sierra Long Valley Creek near Halleluja Junction 1524 Comment
  RSA364516  Carex raynoldsii Robert Gustafson 1985-6-11 3146 Sierra Near the jct. of Highway 49 and Forest Service road 12, Yuba Pass Summit. 2043 Comment
  CHSC53542  Carex rossii L. P. Janeway 1984-7-29 945 Sierra Ridgetop/saddle near Rd 28 (21N11) ca 3 1/2 mi from Gold Lake. 2225 Comment
  CHSC105546  Carex specifica Lowell Ahart 2010-9-15 17193 Sierra Along the west sisde of a poor road, about 15 yards north of the first pond, about 20 yards northwest of the cabin, about 50 yards southwest of the middle pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak. 2134 Comment
  CHSC52355  Carex specifica L. P. Janeway 1989-7-28 3533 Sierra Plumas National Forest. 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-BC117104  Carex spectabilis L. P. Janeway; Garrett Gibson 1991-8-16 4138 Sierra NE side of top of ridge between Mills Peak and Mohawk Gap, ca 1 1/4 mi SE of Mills Peak. 2237 Comment
  CAS-BOT-BC117105  Carex spectabilis Lewis Samuel Rose 1934-7-7 34346 Sierra Mountain meadow ridge SW of Gold Lake. 2103 Comment
  CAS-BOT-BC117361  Carex stipata var. stipata Mrs. J. G. Lemmon 479 Sierra Sierra Valley Comment
  CHSC67309  Carex straminiformis James D. Jokerst 1990-7-27 3200 Sierra Balls Ranch. Forest E of Bald Mtn. Range, ca. 300 m below the crest. 2484 Comment
  JEPS63522  Carex subfusca W. L. Jepson 1934-8-6 16864 Sierra Yuba Pass 2011 Comment
  JEPS63529  Carex subfusca W. L. Jepson 1934-8-2 16793 Sierra 2 mi e Bassett sta.; North Fork Yuba River, Pioneer road sta. 1706 Comment
  CAS-BOT-BC115871  Carex subfusca Lewis Samuel Rose 1934-7-10 34343 Sierra Meadow, Ridge W of Gold Lake. 2133 Comment
  CAS-BOT-BC115873  Carex subfusca Catherine Best 1980-6-12 s.n. Sierra Herrington's Sierra City. Comment
  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
  UC1265372  Carex utriculata R. F. Thorne and C. W. Tilforth 1969-9-6 39188 Sierra se Gold Lake (small pond just e of hwy. from Snag Lake) 1950 Comment
  CAS-BOT-BC115181  Carex vernacula Lowell Ahart 1980-9-9 s.n. Sierra Rocky gorge between the outlet of Webber Lake and Little Truckee River. 2200 Comment
  CHSC45742  Carex vesicaria L. P. Janeway 1984-8-25 1082 Sierra At Snag Lake. 2026 Comment
  RSA252431  Carex vesicaria Robert F. Thorne, C. W. Tilforth 1969-9-6 39189 Sierra Just E of Highway from Snag Lake (SE of Gold Lake). 1951 Comment
  CAS-BOT-BC115160  Carex vesicaria Lowell Ahart 1980-9-9 2609 Sierra Rocky gorge between the outlet of Webber Lake and Little Truckee River. 2200 Comment
  CHSC47085  Carex whitneyi L. P. Janeway 1989-8-16 3601 Sierra Plumas National Forest. Near top of ridge 1/2 mi SE of Chapman Saddle; ca 2 1/4 mi SE of Haskell Peak. 2133 Comment
  CAS-BOT-BC384676  Caryophyllaceae W. R. Dudley 1894-9-1 s.n. Sierra Woods Lake [Lake of the Woods] Comment
  RSA8062  Cassiope mertensiana subsp. californica H. A. Barker 1927-8-14 840 Sierra Round Lake Ridge. 2256 Comment
  SEINET10812465  Cassiope mertensiana subsp. californica John G. Lemmon 1874-1 Lemmon 141 Sierra Sierra Co., etc. Comment
  CAS-BOT-BC248958  Castilleja W. Harnach; N. Harnach 1990-4-22 273 Sierra Sierra Valley. Newman point (east side of hwy and up the slope) 1584 Comment
  SEINET12288734  Castilleja J. G. Lemmon 1874-1 158 Sierra Sierra Co. &c Comment
  CHSC94225  Castilleja applegatei subsp. pinetorum Lowell Ahart 2006-6-28 12879 Sierra On the south slope and near the top of the serpentine area, about 3/4 mile (air) east of Lake Delahunty, about 2 miles (air) northeast of Gibsonville. 1903 Comment
  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
  UC614504  Castilleja applegatei subsp. pinetorum L. Constance 1938-6-9 2299 Sierra Sierra City North Fork of the Yuba River (junction of North and South Forks of the North Fork of the Yuba River) 1371 Comment
  CAS-BOT-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-BC243735  Castilleja applegatei var. pinetorum Gordon H. True 1967-7-31 3671 Sierra Verdi Peak Road about 1/2 mile below summit 2499 Comment
  CAS-BOT-BC243736  Castilleja applegatei var. pinetorum James T. Vale 1981-5-23 s.n. Sierra On road from Sierraville to Truckee, Sierra Nevada Comment
  CHSC1721  Castilleja arachnoidea V. Holt 1943-7-10 Sierra Gold Lake. 1950 Comment
  JEPS62317  Castilleja arachnoidea G. L. Stebbins 1970-7-25 Sierra nw ridge Mt. Fillmore 1950 Comment
  UCD122596  Castilleja lacera N. Hopkins 1982-6-19 209 Sierra 1 mi S of Calpine. Comment
  CAS-BOT-BC254087  Castilleja miniata Elmer I. Applegate 1921-9-7 3360 Sierra Gold Lake 1981 Comment
  CAS-BOT-BC254090  Castilleja miniata H. Albert Barker 1926-7-3 20 a Sierra Packer Lake Creek 1981 Comment
  SEINET14063435  Castilleja miniata P. B. Kennedy, S. B. Doten 1901-7-5 93 Sierra Webber Lake. Comment
  CAS-BOT-BC254092  Castilleja miniata H. Albert Barker 1926-7-15 21 Sierra Gold Lake 2011 Comment
  SEINET10832393  Castilleja miniata Mary Susan Taylor 1982-7-19 Taylor 4882 Sierra T19N R16E sw sec 18. Between Hwy 89 and Little Truckee River, ca. 1/4 mi n of Little Truckee Campground, ca. 12 mi sw of Sierraville. Comment
  SBBG36121  Castilleja miniata subsp. miniata K. K. Muller 1963-8-15 1232 Sierra 5 mi S of Gold Lake Comment
  UCR257705  Castilleja miniata subsp. miniata George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-7-22 19426 Sierra Northern Sierra Nevada Mountains, along Hwy CA-89, c. 8 miles north of the Nevada County line 1823 Comment
  SEINET10744876  Castilleja minor Andrew Townesmith, Karen M. Meyer 2007-7-16 Townesmith 812 Sierra Tahoe National Forest, Sierraville Ranger District. Along county road 450, 1.1 miles west of junction with county road 860. T19N R16E S11 E 1/2. 1916 Comment
  CAS-BOT-BC241048  Castilleja pilosa John Thomas Howell 1969-9-13 46132 Sierra Near the southwest end of Webber Lake 2072 Comment
  CHSC67302  Castilleja pilosa James D. Jokerst 1990-7-27 3202 Sierra Balls Ranch Surveys for Jones and Stokes. Forest E of crest of Bald Mtn. Range, ca. 300 m below the crest. 2484 Comment
  JEPS127458  Castilleja pilosa Steve Matson 2003-5-26 785 Sierra nSNH; Sierra Valley; junction Westside Road and Calpine Road. Comment
  JEPS16340  Castilleja pilosa Rimo Bacigalupi with H. L. Mason and J. R. Sweeney 1953-7-7 4266 Sierra near Calpine; Sierra Valley 1493 Comment
  SBBG7069  Castilleja pilosa H. and M. Dearing 1939-7-4 3825 Sierra Gold Lake Comment
  SD131937  Castilleja pilosa Rimo Bacigalupi, H. L. Mason, J. R. Sweeney 1953-7-7 4266 Sierra near Calpine, Sierra Valley 1493 Comment
  UC604458  Castilleja pilosa G. L. Stebbins Jr. 1936-6-3 Sierra about 5 mi n Sattley (open valley of Sierra Valley); Sierra Valley Comment
  SEINET10829357  Castilleja pilosa Rimo Bacigalupi 1953-7-7 Bacigalupi 4266 Sierra Under Jeffrey pines near Calpine, Sierra Valley. 1494 Comment
  SJSU12059  Castilleja pruinosa N. A. Hopkins 1975-6-16 671 Sierra above Pauley Cr between 2nd & 3d divides 1158 Comment
  CHSC61799  Castilleja tenuis Lowell Ahart 1993-9-24 7261 Sierra On the south side of Pearson Ravine, about 1/10 mile south of the dirt road from Gibsonville to Jonesville, at the very base and on the north side of Mount Fillmore. 1981 Comment
  JEPS117453  Castilleja tenuis Lowell Ahart 2010-9-15 17175 Sierra Along the west side of a poor road, about 20 yards northwest of the cabin, about 50 yards southwest of the middle pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak 2134 Comment
  JEPS77529  Castilleja tenuis L. R. Heckard with T. I. Chuang and R. C. Bacigalupi 1978-7-20 4901 Sierra about 0.5 mi w Sierraville Comment
  UC1586498  Castilleja tenuis Lowell Ahart 1991-7-22 6680 Sierra about 3 mi nw Webber Lake (about 0.1 mi s of Henness Pass Road, in French Meadow); French Meadow 2133 Comment
  UCR225223  Castilleja tenuis Ayzik Solomeshch 2009-6-7 s.n. Sierra Sierra Valley, Bradley Ranch, along Calpine Road, c. 100 m north from the road 1495 Comment
  UCSB10362  Castilleja tenuis Bacigalupi, Rimo; Mason, H.; Sweeney, J. 1953-7-7 Sierra Near Calpine, Sierra Valley, just above and south of marshy area 1493 Comment
  CHSC78264  Ceanothus arcuatus Lowell Ahart 2000-6-15 8476 Sierra On the east bank of Mountain House Road, about 1 mile south of the intersection of Mountain House Road and Henness Pass Road, about 1 mile (air) northwest of Forest, about 2 miles (air) northwest of Alleghany. 1463 Comment
  JEPS98284  Ceanothus arcuatus Lowell Ahart 2000-6-15 8476 Sierra E bank of Mountain House Road, 1 mi S of int. of Mountain House Rd and Henness Pass Rd, 1 air mi NW of Forest, 2 air mi NW of Alleghany 1463 Comment
  UC338012  Ceanothus cuneatus var. cuneatus J. G. Lemmon 1870-5-1 97 Sierra Bear Fence, Sierra foothills, Sierra Valley Comment
  RSA261716  Ceanothus diversifolius Brandegee 1889-07 s.n. Sierra Alta. Comment
  CAS-BOT-BC63649  Ceanothus integerrimus John Thomas Howell; Gordon H. True 1969-6-25 45856 Sierra N. Fork of Yuba River, 5 mi. e. of Indian Valley. 762 Comment
  RSA639492  Ceanothus integerrimus Lorraine Prunier 1982-5-22 17 Sierra at benchmarch G218 along Hwy 49. 610 Comment
  UCR197002  Ceanothus integerrimus George K. Helmkamp, E. A. Helmkamp 2008-5-20 13483 Sierra Sierra Nevada Mountains Foothills, Henness Pass road, 3.4 miles northeast of Camptonville 1261 Comment
  UCR206985  Ceanothus integerrimus George K. Helmkamp, E. A. Helmkamp 2009-5-28 14841 Sierra Northern Sierra Nevada Foothills, along CA-49, 1.6 miles north of the Yuba County line 902 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
  RSA339127  Ceanothus prostratus Margaret J. Williams 1983-8-7 s.n. Sierra Betw Sardine Valley and Jammer Puncher Chair Flat Comment
  SD61113  Ceanothus prostratus D. F. Howe 1964-7-28 Sierra 5.5 mi. so. of Gold lake Lodge, Tahoe Nat. Forest 1829 Comment
  SDSU10293  Ceanothus prostratus D. F. Howe 1964-7-28 3880 Sierra 5.5 miles S of Gold Lake Lodge, Tahoe National Forest. 1829 Comment
  SEINET11201793  Ceanothus prostratus W. Harnach, N. Harnach 1989-4-23 43 Sierra Sierra Valley, East slope of Sattley Hill 1521 Comment
  UC1071278  Ceanothus prostratus A. Lewis 1934-11-6 544 Sierra 4 mi n Sierraville; Tahoe National Forest, Sierraville Quad. Comment
  UCD112657  Ceanothus prostratus Tim Metcalf 1973-5-19 60 Sierra 4 miles south of Loyalton on the canyon road. 1584 Comment
  SEINET11201677  Ceanothus prostratus A. Bruner 1962-5-9 s.n. Sierra Southwest Dog Valley 1829 Comment
  UC79815  Ceanothus prostratus J. G. Lemmon 1875-1 45 Sierra Comment
  CAS-BOT-BC272121  Centaurea cyanus Margaret Williams; Arnold Tiehm 1974-6-2 s.n. Sierra Near Cold Creek Campground se. of Sierraville 1706 Comment
  SEINET5343484 Image available Centaurea cyanus M. J. Williams, A. Tiehm 1974-1 74 -A-1 Sierra N end of Hwy. 89 1615 Comment
  NY187264  Centaurium muehlenbergii J. G. Lemmon 1874-1 188 Sierra Comment
  RSA202127  Cephalanthera austiniae Theodore F. Niehaus 1965-6-24 600 Sierra Northern edge of meadow at Halls Ranch Guard Station Comment
  SJSU13981  Cercocarpus ledifolius N. A. Hopkins 1988-5-16 1404 Sierra Long Valley Rd near Dog Valley 1920 Comment
  UCD21962  Cercocarpus ledifolius var. intermontanus Brian Vanden Heuvel 2002-7-7 168 Sierra Tahoe National Forest. 3.5 miles South of Sierraville on CA 89, west side of road. Comment
  SEINET7286299  Cercocarpus ledifolius var. intermontanus K. E. Bradshaw 1942-5-20 408 Sierra 3 miles sw of Purdy, old Trosi Ranch 1737 Comment
  UC1127897  Cercocarpus ledifolius var. ledifolius A. Lewis 1934-11-7 550 Sierra 5 1/2 mi sw of Loyalton (Tahoe National Forest); Tahoe National Forest 1828 Comment
  UCD149529  Chaenactis G. L. Stebbins 1970-7-25 7075 Sierra Side of Mount Fillmore. (Exact location unknown. Coordinates estimated by label maker.) 2194 Comment
  CDA17276  Chaenactis douglasii G. F. Hrusa, S. Gaimari, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16303 Sierra Sierra Nevada; Sierra Valley: Antelope Valley, 1.4 mi. S of Sierraville-Loyalton Rd., E of Sierraville on Antelope Valley Rd. 1645 Comment
  SEINET11860840  Chaenactis douglasii J. G. Lemmon 1874-1 119 Sierra Sierra Co. &c Comment
  CAS-BOT-BC276753  Chaenactis douglasii var. douglasii Alice Eastwood 1918-6-29 7798 Sierra Loyalton Comment
  CAS-BOT-BC276751  Chaenactis douglasii var. douglasii Lowell Ahart 1979-7-15 s.n. Sierra On the N side of Mount Fillmore, about 11 miles E of La Porte 2200 Comment
  SJSU14062  Chamaesaracha nana W. Savage 1964-6-16 Sierra by Hwy 89 1950 Comment
  CHSC32051  Cheilanthes gracillima L. Ahart 1970-5-7 49 Sierra Near Scales. 914 Comment
  UC336674  Cheilanthes gracillima unknown Aug 1878 Sierra Webber Lake Comment
  UC337881  Cheilanthes gracillima unknown Sierra Gold Lake Comment
Read comments
May 19 2012
  UCR95830  Cheilanthes gracillima J. G. Lemmon 1880-1 s.n. Sierra Sierra Nevada Mtns.: high peaks around Webber Lake [probably Webber Peak] 2439 Comment
  SEINET10971565  Cheilanthes gracillima John G. Lemmon 1872-1 Lemmon s.n. Sierra Mts. around Webber Lake and Sierra Valley. Comment
  JEPS124534 Image available Chenopodium album C. L. Kline 1965-7-6 145 Sierra 2.6 mi. South of junction of Cal. Beck worth Rd. and Saltley Rd. at Sierra city. along hwy 89. Comment
  CAS-BOT-BC460985  Chenopodium atrovirens John Thomas Howell 1969-9-13 46129 Sierra Sierra Nevada: near the SW end of Webber Lake 2072 Comment
  CHSC53152  Chimaphila umbellata subsp. occidentalis L. P. Janeway 1989-8-16 3602 Sierra Plumas National Forest, Beckwourth Ranger District. Near top of ridge 1/2 mile SE of Chapman Saddle; ca 2-1/4 mi SE of Haskell Pk. 2103 Comment
  UC1135225  Chrysolepis sempervirens G. E. Sindel 1934-8-6 82 Sierra 2.5 mi nne Catfish Lake; Tahoe National Forest, Colfax Quad. 1981 Comment
  SEINET8973702  Chrysolepis sempervirens M. J. Williams, A. Tiehm 1978-9-2 78 -326 Sierra Verdi Ridge, NW of Verdi Comment
  RSA121566  Chrysothamnus nauseosus subsp. consimilis R. C. Wilson 1938-8-9 648 Sierra Long Valley 1341 Comment
  CDA10762  Chrysothamnus parryi subsp. nevadensis M. R. Pryor 1954-10-28 Sierra Loyalton. 0 Comment
  UCD130447  Chrysothamnus viscidiflorus L. Allen; A. M. Shapiro 2001-8-1 s.n. Sierra Heriot Road, 4 airline miles NE of Sierraville. 1524 Comment
  SEINET11860629  Chrysothamnus viscidiflorus J. G. Lemmon 1874-1 144 Sierra Sierra Co. &c Comment
  POM352053  Chrysothamnus viscidiflorus subsp. viscidiflorus Fay A. MacFadden 1934-7-17 12595 Sierra Little Truckee River Comment
  CAS-BOT-BC279845  Cichorium intybus W. Harnach; N. Harnach 1990-7-31 498 Sierra Sierra Valley. Beaton Barn site 1499 Comment
  UCD130479  Cichorium intybus Gerald Dickinson 1963-7-15 96 Sierra Sattley, State Highway 49 and Portola Road. 1524 Comment
  CDA38296  Cicuta douglasii T. C. Fuller 1959-10-2 3270 Sierra Sierraville. 0 Comment
  SBBG129104  Circaea alpina subsp. pacifica G. K. Helmkamp, E. A. Helmkamp 2013-6-5 20761 Sierra CA-49, 1.2 mi N of the Yuba County line 901 Comment
  SEINET4142583  Circaea alpina var. pacifica W. Harnach, N. Harnach 1990-6-30 458 Sierra Sierra Valley, Yuba Pass 2042 Comment
  CDA1032  Cirsium andersonii T. C. Fuller 1959-1 3233 Sierra Hwy 89, about 13.5 mi. south of Sierraville 0 Comment
  CDA1087  Cirsium arvense T. C. Fuller 1963-8-28 11176 Sierra Loyalton; N of school, roadside ditch and yard. 0 Comment
  UC1119204  Cirsium occidentale var. candidissimum G. T. Nordstrom 1936-7-13 936 Sierra 3.8 mi se of Dog Valley; Sierraville 1524 Comment
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Jun 6 2014
  CAS-BOT-BC285548  Cirsium occidentale var. candidissimum John Thomas Howell; R. C. Barneby 1954-5-13 29540 Sierra North Fork Yuba River, 7.5 miles below Downieville 762 Comment
  CAS-BOT-BC285549  Cirsium occidentale var. candidissimum Belle R. Jackson 1932-6-1 s.n. Sierra Near Downieville Comment
  SEINET11842950  Cirsium pastoris F. H. Utech 1986-1 86 -068 Sierra Tahoe National Forest, ca 1 mi E on CA 49 from Downieville, along North Yuba River 950 Comment
  UC53861  Cirsium scariosum var. americanum H. M. Hall and E. B. Babcock 1903-7-1 4525 Sierra Little Truckee River Sierra Nevada Mountains, Little Truckee River 1920 Comment
  UCR257651  Cirsium vulgare George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-7-23 19500 Sierra Northern Sierra Nevada Mountains, Stampede Dam Road, 1.7 miles north of the Nevada County line, just east of Stampede Reservoir 1770 Comment
  CAS-BOT-BC438973  Cistanthe monosperma Mrs. E. C. Sutliffe 1925-10-1 s.n. Sierra Salmon Lake Comment
  CAS-BOT-BC228944  Cistanthe umbellata D. H. Wilken; E. L. Painter; M. Wetherwax 2007-6-17 16752 Sierra East end of Butcher Ranch Meadow, E of Butcher Ranch Crk, ca. 2 linear km W of Packer Lake, Sierra Buttes 1985 Comment
  CAS-BOT-BC228948  Cistanthe umbellata Roxana S. Ferris 1926-9-7 6845 Sierra Summit of Ebbetts Pass Comment
  CAS-BOT-BC162606  Clarkia W. Harnach; N. Harnach 1990-6-10 359 Sierra Sierra Valley, Balderson Ranch, Angelope Valley 1645 Comment
  CAS-BOT-BC172042  Clarkia gracilis subsp. gracilis James R. Shevock; Barbara Ertter 1986-6-1 11536 Sierra Along California highway 49, southeast slide of Sierra Valley at Rice Hill between Loyalton and Sierraville, Sierra Nevada 1650 Comment
  CAS-BOT-BC163179  Clarkia lassenensis Alice Eastwood 1918-6-29 7884 Sierra Loyalton Comment
  SEINET4145446  Clarkia lassenensis W. Harnach, N. Harnach 1993-6-26 731 Sierra Sierra Valley, Doe Canyon, about 3 miles SE of Loyalton in Sierra Brooks 1622 Comment
  CAS-BOT-BC163178  Clarkia lassenensis Anna Head 1921-6-21 s.n. Sierra [Campbell's] Campbell Hot Springs, Feather River Region 1524 Comment
  CHSC71150  Clarkia mildrediae subsp. lutescens L. P. Janeway 1994-7-1 4676 Sierra Rock Creek, 0.3 mi northwest of Canyon Creek; along Road 20N06 0.2 mi southwest of its crossing of Rock Creek. 1127 Comment
  CAS-BOT-BC164841  Clarkia rhomboidea Catherine Best 1981-6-19 s.n. Sierra Herringtons, Sierra City Comment
  CAS-BOT-BC164962  Clarkia rhomboidea Clare B. Hardham 1961-6-15 7394 Sierra South side Yuba Pass Comment
  CHSC94180  Clarkia rhomboidea Lowell Ahart 2006-6-21 12798 Sierra On the west side of the Foote Road, about 4 miles (by road) southwest of Alleghany. 849 Comment
  JEPS110045  Clarkia rhomboidea Lowell Ahart 2006-6-21 12798 Sierra On the west side of the Foote Road, about 4 miles (by road) southwest of Alleghany 849 Comment
  JEPS124843 Image available Clarkia rhomboidea S. Hardinghaus 1967-6-30 16765 .365 Sierra 3 mi. W Downieville Hwy 49 downhill Roadside. Comment
  NY342202  Claytonia caroliniana var. sessilifolia J. M. Bigelow 1853-1 s.n. Sierra Downieville Comment
  CAS-BOT-BC451754  Claytonia lanceolata M. Lavin 1982-6-10 4130 Sierra Northern Sierra Nevada. Salmon Lake just N of Sierra Buttes. 13 mi 225 deg. from Portola 1981 Comment
  CHSC63655  Claytonia lanceolata B. Castro; L. Hanson, K. van Zuuk, Plumas NF botanists 1989-6-13 318 Sierra Ca. 1.5 air mi N of Mt. Fillmore on Sawmill Ridge, off USFS Rd 22N43. 1981 Comment
  UCD84482  Claytonia lanceolata Chuck Hughes 2010-7-3 156 Sierra Near Pacific Crest Trail, above Deer Lake. 2240 Comment
  CAS-BOT-BC440058  Claytonia perfoliata subsp. perfoliata Catherine Best 1981-6-17 s.n. Sierra Hwy 89 12 miles north of Truckee Comment
  CAS-BOT-BC439755  Claytonia rubra subsp. depressa Lin Grayson 1981-5-16 047 Sierra Hwy 49, 3 mi. east of Yuba Pass 2166 Comment
  CHSC45504  Clematis ligusticifolia Lowell Ahart 1973-10-26 279 Sierra On the cut bank on the west side of the Foote Road, on the north side of the Middle Fork of the Yuba River, south-west of Alleghany. 914 Comment
  RSA21692  Clematis ligusticifolia Carl B. Wolf 1937-8-6 9052 Sierra Northern Sierra Nevada, North Fork of Yuba River, 5 miles above Downieville. 1067 Comment
  UCD84116  Collinsia parviflora Ayzik Solomeshch 2009-6-7 s. n. Sierra Sierra Valley, Bradley Ranch, along Calpine Rd, ca. 100 m N from the road. 1495 Comment
  JEPS3080  Collinsia parviflora J. G. Lemmon 1874-1 Sierra Comment
  UC1032604  Collinsia torreyi var. wrightii H. S. Yates 1935-6-29 5283 Sierra 1 mi n of Gold Lake (Plumas National Forest); Plumas National Forest 1981 Comment
  CAS-BOT-BC229541  Collomia diversifolia Lowell Ahart 1982-7-28 3708 Sierra 1/8 mile N of the Pacific Mine, about 5 miles E of La Porte 1700 Comment
Read comments
Sep 20 2018
  SEINET13778034  Collomia grandiflora W. Harnach, N. Harnach 1989-6-30 209 Sierra Sierra Valley, Old box mill site 1509 Comment
  SEINET11261863  Collomia heterophylla George Helmkamp, E. A. Helmkamp 2011-6-9 17554 Sierra Northern Sierra Nevada Mountains Foothills: 7.1 miles north of Camptonville along CA-49 about 2.5 miles north of the Yuba Co. line (Strawberry Valley 7.5' Q).; 0 808 Comment
  SEINET8584731  Collomia heterophylla W. Harnach 2013-5-1 1330 Sierra 1.6 miles west of Goodyears Bar on Hwy 49 and north of the Ramshorn campground. 799 Comment
  SJSU9764  Collomia heterophylla C. W. Sharsmith 1982-6-1 8685 Sierra gravels of old roadway by Sierra City 1280 Comment
  CHSC73968  Collomia linearis B. Castro; M. A. Griggs 1997-7-10 756 Sierra Bunker Hill Ridge, on lower slope between Duck Soup Pond and the ridge crest, along Pacific Crest Trail. 2072 Comment
  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
  JEPS118415  Collomia tinctoria Lowell Ahart 2011-9-23 17713 Sierra Growing on a gravel bar on the south side of Pass Creek, south of Hennas Pass Road, west of French Meadow, east of Forest Road 70, about 3 miles (air) northwest of Webber Lake 2015 Comment
  SBBG120351  Collomia tinctoria D. Wilken with E. Painter, M. Wetherwax 2007-6-17 16753 Sierra E end of Butcher Ranch Meadow, E of Butcher Ranch Crk, ca. 2 linear km W of Packer Lake 1985 Comment
  SJSU4988  Collomia tinctoria N. A. Hopkins 1968-6-30 149 Sierra 0.25 mi N of Packer L 1859 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
  JEPS124865 Image available Convolvulus arvensis P. L. Billings 1965-6-29 11 -2 Sierra Collected .3 miles east of Goodyear's Bar on HWY 49. Comment
  RSA8040  Corallorhiza maculata H. A. Barker 1927-7-17 811 Sierra Snake Lake 2012 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
  SEINET13682453  Cordylanthus tenuis subsp. tenuis W. Harnach, N. Harnach 1994-8-12 826 Sierra Sierra Valley, ca 0.75 mile W of Calpine Reservoir on logging road. 1640 Comment
  CAS-BOT-BC209877  Cornus nuttallii Alice Eastwood 1918-4-6 6793 Sierra Downieville Comment
  RSA232649  Cornus nuttallii Larry E. DeBuhr, Gary D. Wallace 1972-5-21 581 Sierra Tahoe National Forest; along Hwy. 49 east of Sierra City. 1524 Comment
  SEINET8083583  Cornus nuttallii D. A. Buck 1959-5-2 25 Sierra Along Highway 49 one mile north of Sierraville 1280 Comment
  CAS-BOT-BC210384  Cornus sericea John Thomas Howell 1969-9-13 46108 Sierra Little Truckee River near outlet of Webber Lake 2042 Comment
  CAS-BOT-BC210385  Cornus sericea Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Salmon Lake Comment
  CAS-BOT-BC210386  Cornus sericea Lewis S. Rose 1934-6-29 34292 Sierra Gold Lake 1950 Comment
  JEPS124848 Image available Cornus sericea subsp. sericea John Degenfelder 1969-6-27 36 Sierra Found along rocky stream coming out of upper sardine lake, near Gold Lake Road and junction with highway 49. Comment
  SEINET8480757  Cornus sericea var. sericea P. B. Kennedy 1903-6-27 791 Sierra Dog Valley, near Verdi Comment
  CAS-BOT-BC210525  Cornus sessilis John Thomas Howell 1951-8-21 28282 Sierra N. Fork Yuba River below Downieville 914 Comment
  CAS-BOT-BC210526  Cornus sessilis Alice Eastwood 1918-4-6 6781 Sierra Downieville Comment
  CAS-BOT-BC401880  Corydalis caseana subsp. caseana Rimo Bacigalupi 1927-7-2 1628 Sierra Slopes above north fork of Yuba River halfway between Downieville and Sierra City Comment
  CAS-BOT-BC401882  Corydalis caseana subsp. caseana L. S. Smith 1938-7-15 2881 Sierra Tahoe National Forest. Near Simi's N.F. along Yuba River 1828 Comment
  CAS-BOT-BC290469  Crepis acuminata John Thomas Howell; Gordon H. True 1970-7-14 5543 Sierra At Verdi Peak Lookout, Verdi Range 2560 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
  UC346504  Crepis bakeri E. B. Babcock 1928-6-13 143 Sierra along Lemmon Canyon rd 100 yd n forest bound. (s slope of mt.); Tahoe Nat. For., Sardine Pk. Comment
  UC346566  Crepis intermedia E. B. Babcock 1928-6-12 152 Sierra along rd. ca 5 mi se Sierraville; Tahoe Nat. For., Onion Valley Comment
  UC346571  Crepis intermedia E. B. Babcock 1928-6-13 149 Sierra along road 4 mi e Sierraville; Tahoe Nat. For., Lemmon Canyon Comment
  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
  UC581224  Crepis intermedia E. B. Babcock and G. L. Stebbins Jr. 1936-6-3 1611 Sierra on hwy 1 1/2 mi s Sierraville 1600 Comment
  UC581228  Crepis intermedia E. B. Babcock and G. L. Stebbins Jr. 1936-6-3 1612 Sierra on hwy 1 1/2 mi s Sierraville 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
  UC346522  Crepis intermedia E. B. Babcock 1928-6-12 127 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
  UC346527  Crepis modocensis E. B. Babcock 1928-6-21 121 Sierra 3.3 mi n Truckee (on rd. to Hobart Mills) 1767 Comment
  UC346550  Crepis modocensis E. B. Babcock and M. Navashin 1928-6-21 167 Sierra about 5 mi e Sierraville; Onion Valley Comment
  CAS-BOT-BC376484  Crepis modocensis subsp. modocensis D. E. Breedlove 1962-6-13 3517 Sierra Along State Highway 89, 10.0 miles south of Sierraville 1950 Comment
  JEPS36482  Crepis occidentalis L. S. Smith 1927-6-26 2045 Sierra above Loyalton road; Tahoe <National> Forest, Sierra Valley 1676 Comment
  SEINET7838857 Image available Crepis occidentalis W. A. Archer, N. Harnach 1992-5-10 681 Sierra Sierra Valley. Located off the road on the way to Earl Jennettes to the south of Calpine 1524 Comment
  CAS-BOT-BC376513  Crepis runcinata subsp. andersonii A. A. Heller; P. B. Kennedy 1907-7-1 8666 Sierra Purdy 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
  SEINET12514839  Cryptantha affinis S. B. Doten 1901-7-2 74 Sierra NE of Webber Lake. Comment
  UC1586500  Cryptantha affinis Lowell Ahart 1991-7-22 6691 Sierra 3 mi nw Webber Lake (about 0.1 mi s of Henness Pass Road); French Meadow 2133 Comment
  CHSC46750  Cryptantha echinella Lowell Ahart 1981-6-23 2866 Sierra Johnsville road, there is a small triangle shaped hill to the south of the road, south of Stafford Mountain, about 12 miles north-east of La Porte. 1828 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
  SD186136  Cryptantha milobakeri B. Pitzer, Steve Morgan and H. M. Soldan 1988-5-28 893 Sierra Convict Flat Picnic Area, on North Yuba River, 12 miles northeast of Camptonville on Highway 49. 779 Comment
  UC1562299  Cryptantha simulans Lowell Ahart 1990-7-8 6552 Sierra about 12 mi ne La Porte (near Bunker Hill Ridge, on the w side of Mt. Etna); Mt. Etna 2072 Comment
  SJSU14312  Cryptantha torreyana N. A. Hopkins 1989-7-15 1567 Sierra 1 mi S of Calpine, Sierra Valley 1554 Comment
  CAS-BOT-BC70472  Cryptogramma acrostichoides Elmer I. Applegate 1921-9-7 3371 Sierra Gold Lake Comment
  CHSC110873  Cryptogramma acrostichoides Tim Hanson 2013-9-17 9 Sierra Northern High Sierra Nevada. 200 m northwest of Road 22N54Y on top of Sawmill Ridge and 1.5 air km east of Gibsonville. 1778 Comment
  UC1063763  Cryptogramma acrostichoides H. S. Yates 1935-6-29 5290 Sierra 1 mi n Gold Lake; Plumas Nat'l Forest, Downieville Quadrangle Comment
  UC433194  Cryptogramma acrostichoides J. G. Lemmon 48 Sierra notably at Webber Lake Webber Lake; High Sierra Comment
  UCSC003242  Cryptogramma acrostichoides Unknown 1981-8-30 284 Sierra Along Sunnyside Creek. 1981 Comment
  SJSU4990  Cryptogramma acrostichoides N. A. Hopkins 1968-7-5 Sierra 0.5 mi W of Packer Lake 2072 Comment
  CAS-BOT-BC215901  Cuscuta californica Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Unspecified 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
  CHSC105186  Cycladenia humilis B. Castro; L. P. Janeway 1997-9-14 786 Sierra South flank of Stafford Mtn, just above the Gibsonville-Jonesville Rd. 1859 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
  CHSC72416  Cymopterus terebinthinus var. californicus L. P. Janeway 1998-7-24 5829 Sierra West end of Church Meadows; west side of Road 721 0.3 mi northeast of Gold Lake Hwy (Road 620). Narrow low ridge between two meadows. 2033 Comment
  JEPS82075  Cymopterus terebinthinus var. californicus Paul C. Hutchison 1983-8-9 8448 Sierra 3 air mi NE of Saddleback Mountain (Democrat Peak, just E of and below summit, crest and N slopes of crest) 1905 Comment
  JEPS82073  Cymopterus terebinthinus var. californicus Paul C. Hutchison and Rimo Bacigalupi 1982-8-9 8444 Sierra 12 mi (by logging road) N of Downieville (Saddleback Mountain, bottom of road to lookout just W of the summit) 1798 Comment
  UCR18718  Cynoglossum occidentale Frank C. Vasek 1975-7-10 750710- 02 Sierra Sierra Nevada Mtns, about 15 miles north of Truckee Ranger Station [via Hwy 89], on Hennes Pass Rd. 1.5 miles west of State Hwy 89 1950 Comment
  JEPS110285  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
  CHSC115215  Cystopteris fragilis Lowell Ahart 2015-5-9 20156 Sierra North side of the Canyon Creek Trail, about 300 yards southeast of the foot bridge across Boyce Ravine, trail on the north side of the North Fork of the Yuba River, about 3/4 miles west of Highway 49, about 1 3/4 miles west of Indian Valley. 716 Comment
  CHSC52492  Cystopteris fragilis L. P. Janeway 1984-8-18 1024 Sierra Near second switchback (toward SE) down from Packers Saddle. 1981 Comment
  JEPS125818  Cystopteris fragilis William Harnach 2015-9-2 1447 Sierra 1.6 miles North-East on Highway 49 from Yuba-Sierra Co. line, then approximately 1 mile on the Indian Hill Road. Comment
  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
  UCR249149  Cystopteris fragilis George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20758 Sierra Northern Sierra Nevada Mountains Foothills, Along CA-49, 1.2 miles north of the Yuba County line 901 Comment
  CAS-BOT-BC70702  Cystopteris fragilis Lemmon s.n. Sierra Webber Lake Comment
  SJSU4991  Cystopteris fragilis N. A. Hopkins 1968-7-5 158 Sierra 0.5 mi W of Packer Lake 2072 Comment
  JEPS124726 Image available Dactylis glomerata Karen Cornwell 1973-6-28 Sierra Goodyear's Bar, Yuba RIver. Comment
  UC965632  Damasonium californicum Herbert L. Mason 1952-7-17 14375 Sierra between Sierraville and Loyalton; Sierra Nevada, Sierra Valley 1524 Comment
  SJSU13895  Danthonia californica N. A. Hopkins 1984-7-22 1205 Sierra just below Robinson's Cow Camp 1828 Comment
  CHSC61563  Danthonia californica var. americana L. P. Janeway 1984-8-18 1018 Sierra Second meadow southeast of the second switchback down the road from Packers Saddle towards Packer Lake. 1981 Comment
  CHSC61901  Danthonia californica var. americana Lowell Ahart 1993-9-10 7211 Sierra On the west side of a meadow, on the north side of Mount Fillmore, about 1 1/4 miles south of the dirt road from Gibsonville to Johnsville. 2225 Comment
  JEPS118491  Danthonia californica var. americana Lowell Ahart 2011-9-23 17700 Sierra About 80 yards north of Pass Creek, about 320 yards south of Hennas Pass Road, west of French Meadow, east of Forest Road 70, about 3 miles (air) northwest of Webber Lake 2016 Comment
  SEINET4566576  Danthonia californica var. americana W. D. Billings 1951-7-8 2112 Sierra South of Water Lake 2073 Comment
  UCD60517  Danthonia californica var. californica G. Schoolcraft 2000-6-25 2908 A Sierra Knuthson Meadow, W of Sierra Valley. 1524 Comment
  SEINET4566622  Danthonia unispicata W. Harnach, N. Harnach 1989-5-18 098 Sierra 0.5 miles E of Calpine, Calpine Ranch (home), Sierra Valley 1506 Comment
  UCD161457  Darlingtonia californica Barry Rice 2013-7-12 BR 130706 Sierra just north of the road NF98. 1760 Comment
  SEINET5337953  Delphinium andersonii A. D. Bruner 1962-5-9 s.n. Sierra Dog Valley 1829 Comment
  CAS-BOT-BC8927  Delphinium depauperatum John Thomas Howell; Gordon H. True 1969-6-25 45853 Sierra 3 miles north of Bassetts on road to Gold Lake 1950 Comment
  CAS-BOT-BC8932  Delphinium depauperatum Joseph Gerber 1953-7-4 10 Sierra Lake Independence 2133 Comment
  SD129280  Delphinium depauperatum B. Pitzer, S. Morgan, H. Soldan 1988-5-29 974 Sierra Plumas National Forest, ca. 2.3 mi. S of Sierra County line on Hwy 89, just before boundary of Tahoe National Forest Comment
  CAS-BOT-BC8933  Delphinium depauperatum Gordon H. True 1966-4-28 2762 Sierra South Yuba River at head of Excelsior Ditch about 1.5 miles east of Hiway 49 bridge 579 Comment
  SJSU3298  Delphinium depauperatum H. T. Shishido 1961-5-20 40 Sierra 1 mi S of Sierra City on Milton Cr Trail 1310 Comment
  CAS-BOT-BC8861  Delphinium glaucum Horace Albert Barker 1926-7-4 50 Sierra Packera Lake Creek 1953 Comment
  CAS-BOT-BC8786  Delphinium gracilentum Lowell Ahart 1981-6-23 2873 Sierra Near Mt. Etna 2000 Comment
  CAS-BOT-BC9880  Delphinium nudicaule H. D. Ripley; R. C. Barneby 1943-6-16 5787 Sierra NW of Calpine 1463 Comment
  CAS-BOT-BC9881  Delphinium nudicaule W. Harnach; N. Harnach 1990-4-19 263 Sierra Knuthson Meadows (Carmen Valley) 1548 Comment
  CAS-BOT-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-BC116148  Delphinium nuttallianum Alice Eastwood 1918-4-6 6790 Sierra Near Downieville. Comment
  POM308733  Delphinium nuttallianum Betty J. Jorgensen 1944-6-22 467 Sierra Little Truckee River, 10 miles N of Hobart Mills. Comment
  RSA98638  Delphinium nuttallianum Beecher Crampton 1954-5-10 1860 Sierra Hwy 89, 1 mile N of Sattley. 1555 Comment
  SEINET12099519  Delphinium patens J. G. Lemmon 1874-1 5 Sierra no further locality Comment
  PASA2561  Delphinium pauciflorum Margaret Stason 1932-6-21 429 Sierra Near Hobart Mills Comment
  SEINET11676551  Deschampsia cespitosa J. G. Lemmon 1874-1 s.n. Sierra Sierra Co. &c Comment
  CAS-BOT-BC192457  Deschampsia cespitosa subsp. cespitosa Gordon H. True 1971-9-7 7038 Sierra In Cold Stream Canyon ca. 3.5 miles south of Perazzo Meadows Comment
  POM267986  Deschampsia cespitosa subsp. cespitosa D. D. Keck 1944-7-8 5414 Sierra Sierra Valley, 1.5 miles N. of Sattley, on Feather River road. 1524 Comment
  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
  UC1131428  Deschampsia danthonioides G. T. Nordstrom 1934-6-28 159 Sierra 1 1/2 mi. w. Bickford Dairy; Tahoe Nat'l Forest, Truckee Quad. Comment
  CHSC37200  Deschampsia elongata L. Ahart 1982-7-28 3724 Sierra Along dirt road n of the Pacific Mine, ca. 5 mi e of LaPorte. 1700 Comment
  CAS-BOT-BC39737  Descurainia californica John Thomas Howell; Gordon H. True 1970-7-14 5552 Sierra Verdi Peak Road ca. 1 mile below Lookout. 2499 Comment
  CAS-BOT-BC43043  Descurainia incisa subsp. incisa Catherine Best 1981-6-18 s.n. Sierra Sierra Nevada. Above the meadow at Yuba Summit. Comment
  CHSC50654  Descurainia sophia Lowell Ahart 1990-6-18 6529 Sierra Along the edge of the corral, on the east side of the road, about 1 mile north-east of Scales. 1524 Comment
  CDA24610  Dicentra formosa T. C. Fuller 1962-6-14 9021 Sierra North of Highway 49 to Downieville, 4.9 miles west of Sierra City. 0 Comment
  CAS-BOT-BC402470  Dicentra formosa subsp. formosa Eva Kennedy 1909-1-1 31 Sierra Downieville Comment
  UCD95509  Dicentra formosa subsp. formosa Gerald Dickinson 1963-6-21 13 Sierra 2.9 miles E of Downieville, State Highway 49. 1036 Comment
  CAS-BOT-BC402590  Dicentra uniflora Rimo Bacigalupi 1927-7-2 1600 Sierra Near Yuba Pass 1950 Comment
  UCR196998  Dichelostemma George K. Helmkamp, E. A. Helmkamp 2008-5-20 13478 Sierra Sierra Nevada Mountains Foothills, Henness Pass road, 3.4 miles northeast of Camptonville 1261 Comment
  SEINET8655754  Dichelostemma multiflorum W. Harnach 2014-6-14 1391 Sierra Approx 0.25 miles from west Main St. on Reservoir Road, Calpine. 1573 Comment
  UCR206322  Dichelostemma multiflorum George K. Helmkamp, E. A. Helmkamp 2009-5-28 14865 Sierra Sierra Nevada Mountains Foothills, above the Yuba River along CA-49, 2.3 miles north of the Yuba Co. line 851 Comment
  CAS-BOT-BC150570  Diplacus grandiflorus B. Carlson 1981-5-17 038 Sierra State Hwy 49 1 mi. N. of Downieville 609 Comment
  CAS-BOT-BC153646  Diplacus jepsonii Rimo Bacigalupi 1927-7-4 1625 Sierra Banks of north fork of Yuba River 2 miles west of Yuba Pass 1920 Comment
  CHSC43490  Diplacus mephiticus Lowell Ahart 1978-6-4 1756 Sierra Along the edge of the Foote Road, about 1 mile south of Alleghany. 1219 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-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
  CAS-BOT-BC154013  Diplacus torreyi Rimo Bacigalupi 1927-7-2 1613 Sierra Along north fork of Yuba River halfway between Downieville and Sierra City Comment
  UC120926  Distichlis spicata J. G. Lemmon 1874-1 Sierra Sierra Co. California Comment
  CAS-BOT-BC136083  Dodecatheon alpinum W. Harnach; N. Harnach 1989-5-13 085 Sierra Sierra Valley, Martinetti Ranch (Elvers). 1517 Comment
  SEINET8553007  Dodecatheon alpinum W. Harnach 1989-5-13 085 Sierra Sierra Valley, 0.5 miles S of Sattley, Martinetti Ranch (Elvers). 1518 Comment
  SJSU14199  Dodecatheon hendersonii N. A. Hopkins 1989-7-15 1562 Sierra by Berry Cr c. 0.25 mi below Coburn L c. 5 mi S of Yuba Pass 2286 Comment
  JEPS5042  Downingia bacigalupii Rimo Bacigalupi with H. L. Mason and J. R. Sweeney 1953-7-7 4276 Sierra about 1 mi s Sattley to Beckwourth rd jct with rd w to Calpine (along road from Sattley to Beckwourth, w side of Sierra Valley); Sierra Valley Comment
  UC416602  Downingia bacigalupii J. A. DeCow 1900-8-7 460 Sierra Campbell's Hot Springs 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
  JEPS108461  Downingia bacigalupii Lisa Schultheis 1995-7-12 252 -95 Sierra Sierra Valley. SW corner of road to Calpine and Rd. A-23. Comment
  RSA296365  Downingia bacigalupii Rimo Bacigalupi, J. R. Sweeney, H. L. Mason 1953-7-7 4276 Sierra West side of Sierra Valley, along road from Sattley to Beckwourth, about 1 mile S of junction westward to Calpine. Comment
  SEINET5738846 Image available Downingia bacigalupii Unknown s.n. Sierra Sierra Valley; Sierra Valley Comment
  JEPS124626 Image available Downingia bella Reinhard Jockel 1969-7-3 Sierra At edge of Kyburz Marsh. 2 miles E of highway 89, turn off a few miles N of Little Truckee bridge. Comment
  JEPS14496  Downingia bicornuta var. bicornuta W. L. Jepson 1918-8-17 8038 Sierra Sierra Valley 1524 Comment
  JEPS124630 Image available Downingia elegans J. Yamanaka 1965-7-6 115 Sierra 1/4 mile HW 89, junction with Cal Pino Rd. Comment
  CAS-BOT-BC41966  Draba albertina Lowell Ahart 1975-7-13 s.n. Sierra Sierra Nevada. Near Webber Lake. 2133 Comment
  SEINET10907256  Draba stenoloba var. nana Lowell Ahart 1991-7-22 Ahart 6673 Sierra French Meadow, about 1/4 mile south of Henness Pass Road, about 3 miles northwest of Webber Lake. Mountain Meadow in Red Fir Forest. T19N R7E NW/S24. 2134 Comment
  SJSU4143  Draba verna C. W. Sharsmith & W. Savage 1967-5-21 7535 Sierra 2.5 mi NE of Sierraville, Sierra Valley 1524 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
  SEINET12279748  Draperia systyla J. G. Lemmon 1874-1 175 Sierra Comment
  HSC97059  Drymocallis ashlandica L. Ahart 2006-6-28 12870 Sierra 3/4 mi. E of Lake Delahunty, 2 mi. NE of Gibsonville 1784 Comment
  JEPS123998  Drymocallis glandulosa var. reflexa Lowell Ahart 2015-5-9 20171 Sierra About 3/4 mile west of Highway 49, about 1 3/4 miles west of Indian Valley. Comment
  CAS-BOT-BC142031  Drymocallis lactea Leah D. McKee 1981-5-16 045 Sierra .5 miles east of Jct. w/Rd. to Calpine, Jct. 89 & 49 Hwy. 1554 Comment
  SBBG3021  Drymocallis lactea var. lactea H. and M. Dearing 1939-7-4 3832 Sierra Gold Lake Comment
  CAS-BOT-BC157799  Drymocallis lactea var. lactea Anna Head 1920-6-1 s.n. Sierra Meadows near Gold Lake, Feather River Region Comment
  SBBG2648  Dudleya cymosa H. and M. Dearing 1939-5-9 3309 Sierra Indian Valley on N fork of Yuba River near Downieville Comment
  JEPS124760 Image available Dudleya cymosa Joe Ammirati 1964-6-25 121 Sierra ca. 1 mi. w. of Downieville on HW 49, on road side. Comment
  SJSU12020  Dudleya farinosa N. A. Hopkins 1975-6-16 665 Sierra by trail above Pauley Cr between 2nd & 3d Divides 1158 Comment
  HSC30587  Dulichium arundinaceum R. F. Thorne, C. W. Tilforth, Larry E. DeBuhr 1972-9-20 42360 Sierra Plumas National Forest, N of Goose Lake 2058 Comment
  HSC31090  Dulichium arundinaceum R. F. Thorne, C. W. Tilforth 1969-9-6 39213 Sierra Haven Lake margin 1951 Comment
  CHSC45549  Dysphania botrys Lowell Ahart 1976-10-1 1216 Sierra Growing on a pile or road gravel, along the edge of Ridge Road, this is the road that goes from Highway 49 to the town of Alleghany, about 3 miles south of Camptonville. 914 Comment
  CHSC47673  Dysphania pumilio Lowell Ahart 1989-8-16 6379 Sierra At Ahart Sheep Camp, about 1 mile north-west of Milton Reservoir. 1706 Comment
  UCD84147  Elatine chilensis Ayzik Solomeshch 2009-6-7 s. n. Sierra Sierra Valley, Bradley Ranch, along Calpine Rd, ca. 100 m N from the road. 1495 Comment
  CAS-BOT-BC33444  Elatine gracilis Herbert L. Mason 1952-8-17 14494 Sierra 0.4 mile S of Little Truckee River Bridge 1920 Comment
  SEINET4853241  Elatine gracilis Herbert L. Mason 1952-8-17 14494 Sierra 0.4 mi S of Little Truckee River bridge. 1921 Comment
  UC1112284  Elatine heterandra Herbert L. Mason 1952-7-19 14450 Sierra pond 1.5 mi e Calpine (at junction of Calpine with Sierraville-Beckwourth rd); Sierra Valley; E of Calpine at junction of Calpine w/ Sierraville-Beckwourth road, Sierra Valley, Sierra Co. 1524 Comment
  UC965523  Elatine triandra Herbert L. Mason 1952-7-17 14385 Sierra 1.5 mi e Calpine (at junctn of Calpine and Sierraville-Beckwourth Rd); Sierra Nevada, Sierra Valley Comment
  CAS-BOT-BC494101  Eleocharis acicularis William Harnach 2002-6-1 1076 Sierra Sierra Valley. Upper reaches of Knuthson Meadow (commonly called Carmen Valley), approx. 3 mi NE of Calpine 1520 Comment
  UC1609026  Eleocharis bella Lowell Ahart 1993-9-10 7183 Sierra on the N side of Mount Fillmore (about 1 mi SW of the dirt road from Gibsonville to Johnsville; on W side, near the end of a poor dirt rd. that leads to a camp and a stream) 2133 Comment
  UC116131  Eleocharis bella J. G. Lemmon 1874-1 219 Sierra Comment
  HSC100115  Eleocharis bolanderi L. Ahart 2000-7-13 8587 Sierra Upper W branch of Black Jack Ravine, on the W side of Hwy. 98, Harris Meadow, 7 mi. NE of Alleghany 1616 Comment
  CHSC112059  Eleocharis engelmannii var. engelmannii L. P. Janeway 2014-6-23 11408 Sierra Northern High Sierra Nevada. Plumas National Forest; Placer Diggings along Pine Grove Creek, just north of Pine Grove Ceme-tery, 1.3 air-km west-northwest of Howland Flat. 1646 Comment
  CAS-BOT-BC112770  Eleocharis macrostachya John Thomas Howell 1955-7-20 30886 Sierra Near Calpine 1508 Comment
  CHSC109881  Eleocharis obtusa Lowell Ahart 2012-9-18 18454 Sierra Bottom of Poverty Hill Hydraulic Mine, about 2 miles (air) southwest of Poverty Hill, about 4 1/2 miles (air) south of La Porte. 1388 Comment
  CAS-BOT-BC112075  Eleocharis quinqueflora R. K. Gierisch; D. H. Esplin 1969-6-26 3478 Sierra Secret Meadow. 1981 Comment
  CAS-BOT-BC112076  Eleocharis quinqueflora Lowell Ahart 1978-9-26 s.n. Sierra Mt. Fillmore 670 Comment
  CAS-BOT-BC112015  Eleocharis suksdorfiana W. Harnach; N. Harnach 1990-5-13 318 Sierra Sierra Valley, Martinetti Ranch. 1517 Comment
  SEINET3441889  Eleocharis suksdorfiana Unknown 2000-7-13 8588 Sierra Scenery Gulch, Scenery Gulch, about 6.5 miles south of Moffat County line, county road 142, off State highway 64 1610 Comment
  CHSC80982  Elodea canadensis Lowell Ahart 2001-8-10 9085 Sierra At 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
  JEPS102370  Elodea canadensis Lowell Ahart 2001-8-10 9085 Sierra about 5 air miles E of Webber Lake (diversion dam on Little Truckee River, about 100 yds S of Fiberboard Road (Forest Road 18), about 1/8 mi N of Henness Pass Road) 1920 Comment
  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
  JEPS124722 Image available Elodea nuttallii Himayat H. Naqvi 1965-7-6 123 Sierra One mile from the intersection of Sately and highway 89. Comment
  CAS-BOT-BC227904  Elymus elymoides W. Harnach; N. Harnach 1990-6-30 430 Sierra Sierra Valley. Yuba Pass 2042 Comment
  CAS-BOT-BC227905  Elymus elymoides John Thomas Howell; Gordon H. True 1970-7-14 5508 Sierra At Verdi Peak Lookout, Verdi Range 2560 Comment
  CAS-BOT-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
  SEINET12740407  Elymus elymoides D. L. Neal 1960-5-28 R- 55 Sierra 8 miles NW of Verdi. Comment
  SEINET12745645  Elymus elymoides P. B. Kennedy, S. B. Doten 1901-7-8 126 Sierra Webber Lake. Comment
  SEINET10564683  Elymus elymoides Lowell Ahart 1982-7-28 Ahart 3704 Sierra On dry rocky bare soil, ca. 1/4 mile N of Pacific Mine, ca. 5 mile E of La Porte. 1700 Comment
  CHSC74159  Elymus elymoides subsp. californicus B. Castro; M. A. Griggs 1997-7-10 752 Sierra Bunker Hill Ridge, on slope E of Duck Soup Pond, approaching the ridge crest, along Pacific Crest Trail. 2103 Comment
  SJSU12125  Elymus glaucus N. A. Hopkins 1974-8-5 597 Sierra near Deer Lake Trail N of Packer Lake 1828 Comment
  UC477567  Elymus glaucus L. S. Smith 1931-3-8 2620 Sierra Deer Creek Lincoln Valley 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
  JEPS107583  Elymus glaucus subsp. glaucus Lowell Ahart 2005-8-30 12362 Sierra East of Pass Creek, about 100 yards southeast of the falls on Pass Creek, about 1/4 mile south of French Meadow, about 2 1/2 miles west of Webber Lake 2073 Comment
  UCD62535  Elymus repens Beecher Crampton 1957-7-24 4407 Sierra Gordon Van Vleck Ranch. Sierra Valley. 4 miles northeast of Sattley. Comment
  SEINET10554595  Elymus sitanion Harvey M. Hall, Harley P. Chandler 1900-6-15 Hall 315 Sierra Fresno County. Pine Ridge. 1615 Comment
  JEPS43876  Epilobium anagallidifolium L. S. Smith 1928-1 2436 Sierra summit Tahoe <National> Forest, Yuba Pass 2042 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
  UC570216  Epilobium campestre H. S. Yates 1935-6-28 5269 Sierra 5 mi ne Sattley; Sieraville Quadrangle 5269 1219 Comment
  CAS-BOT-BC171806  Epilobium canum subsp. latifolium Mrs. E. C. Sutliffe 1920-9-1 s.n. Sierra Salmon Lake Comment
  CAS-BOT-BC171808  Epilobium canum subsp. latifolium Mrs. E. C. Sutliffe 1920-9-1 s.n. Sierra Salmon Lake Comment
  CAS-BOT-BC171809  Epilobium canum subsp. latifolium Mrs. E. C. Sutliffe 1920-9-1 s.n. Sierra Salmon Lake Comment
  CAS-BOT-BC171811  Epilobium canum subsp. latifolium Elmer I. Applegate 1921-9-8 3385 Sierra Near Sierra City Comment
  SJSU12100  Epilobium canum subsp. latifolium N. A. Hopkins 1982-8-1 1119 Sierra !.5 mi SW of Calpine 1524 Comment
  JEPS102635  Epilobium ciliatum subsp. ciliatum Lowell Ahart 2001-8-10 9106 Sierra About 200 yards west of the dam, diversion dam across the Little Truckee River (water flows to Sierra Valley), about 150 yards south of Fiberboard Road (Forest Road 18), about 1/8 mile north of Henness Pass Road, about 5 miles (air) east of Webber Lake. 1920 Comment
  JEPS43819  Epilobium ciliatum subsp. ciliatum W. L. Jepson 1934-8-2 16795 Sierra 2 mi e Bassett road sta.; North Fork Yuba River, Pioneer road sta. 1706 Comment
  CHSC50835  Epilobium densiflorum Vernon Oswald; Lowell Ahart 1990-7-25 4388 Sierra Ca. 0.25 mi south of Staverville Rd, ca. 1 mi west of Balls Ranch. Along edge of an impoundment. 1935 Comment
  SBBG60234  Epilobium densiflorum E. Rockwell -Jun-1925 732 Sierra Downieville 914 Comment
  OBI12067  Epilobium glaberrimum Carl B. Wolf 1937-8-6 9049 Sierra Northern Sierra Nevada, N fork of Yuba River, 5 mi above Downieville 1067 Comment
  RSA176440  Epilobium glaberrimum subsp. glaberrimum Peter H. Raven 1964-6-30 19612 Sierra Along the canyon of the North Fork of the Yuba River, 4.6 miles east of Downieville on State Highway 49 Comment
  CHSC54583  Epilobium hallianum Lowell Ahart 1991-7-22 6697 Sierra In French Meadow, about 1/4 mile south of Henness Pass Road, about 3 miles north-west of Webber Lake. 2133 Comment
  SEINET12424988  Epilobium hallianum W. Harnach, N. Harnach 2000-7-9 947 Sierra Chapman Saddle Road 1/4 mile east of the intersection of Lunch Creek Road. 2027 Comment
  CHSC115265  Epilobium minutum Lowell Ahart 2015-5-9 20175 Sierra On the south side of the Canyon Creek Trail, about 300 yards southest 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
  UCR53698  Epilobium minutum B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-27 0879 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
  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
  CAS-BOT-BC57033  Equisetum arvense John Thomas Howell 1969-9-13 46110 Sierra Little Truckee River near outlet of Webber Lake 2042 Comment
  CHSC113677  Equisetum arvense L. P. Janeway 2014-5-28 11274 Sierra Northern High Sierra Nevada. Plumas National Forest; Placer Diggings along Pine Grove Creek, just north of Pine Grove Cemetery, 0.8 air-km northwest of Howland Flat. 1646 Comment
  CHSC43330  Equisetum arvense Lowell Ahart 1966-5-15 15 Sierra Near Pass Creek, in French Meadows, about 2 miles north-west of Webber Lake. 2133 Comment
  JEPS122452  Equisetum arvense L. P. Janeway 2014-5-28 11274 Sierra Northern High Sierra Nevada. Plumas National Forest; Placer Diggings along Pine Grove Creek, just north of Pine Grove Cemetery, 0.8 air-km northwest of Howland Flat. Quad: La Porte 7.5'. Comment
  JEPS125682  Equisetum arvense William Harnach 2013-4-25 1309 Sierra 1.5 miles west of Downieville on Highway 49 at Rosassaco Ravine. Comment
  SBBG47392  Equisetum arvense J. T. Howell 1969-9-13 46110 Sierra Little Truckee River near outlet of Webber Lake 2042 Comment
  CAS-BOT-BC57031  Equisetum arvense J. H. Hatton 1912-9-15 H- 49 Sierra Sierra National Forest, Blaney Meadows 2255 Comment
  UCR257827  Equisetum laevigatum George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-7-23 19508 Sierra Northern Sierra Nevada Mountains, Stampede Dam Road, 1.7 miles north of the Nevada County line, just east of Stampede Reservoir 1770 Comment
  UC1192372  Equisetum laevigatum Herbert L. Mason 1953-7-7 14557 Sierra ditch n of Sattley; Sierra Valley Comment
  POM86484  Eremocarpus setiger Geo D. Butler 1910-7-28 1794 Sierra Near Yreka Comment
  SEINET5336694  Eremogone congesta var. subcongesta K. Genz 1979-5-23 9121 Sierra Turning south at forest boundary and long Valley road, travel Mitchell Canyon Road for 2.3 miles. 1817 Comment
  SJSU5006  Eremogone congesta var. suffrutescens N. A. Hopkins 1968-6-28 132 Sierra Packer L 1950 Comment
  SEINET12875580 Image available Eremogone congesta var. suffrutescens J. G. Lemmon 1874-1 [s.n.] Sierra Webber Lake Comment
  CHSC110247  Eremogone kingii var. glabrescens L. P. Janeway 2012-6-24 10898 Sierra Northern High Sierra Nevada. Top of band of serpentine along Sawmill Ridge 1.0 km southeast of Delahunty Lake and 2.7 km northwest of Mt Fillmore. 1901 Comment
  CAS-BOT-BC286685  Ericameria bloomeri John Thomas Howell 1969-9-13 46127 Sierra Near the southwest end of Webber Lake 2072 Comment
  CAS-BOT-BC286688  Ericameria bloomeri Loran C. Anderson 1977-10-11 4539 Sierra 2 mi SE of Sierraville 1584 Comment
  CAS-BOT-BC286689  Ericameria bloomeri R. K. Gierisch; D. H. Esplin 1969-9-25 3616 Sierra Sierra National Forest Comment
  CHSC52798  Ericameria bloomeri L. P. Janeway 1984-8-11 975 Sierra Ridgetop just south of Packer Saddle. 2148 Comment
  CHSC56846  Ericameria bloomeri L. P. Janeway; Garrett Gibson 1991-9-24 4144 Sierra Plumas National Forest. Upper reach of a tributary of Sulphur Creek, 1 mi east of Chapman Saddle and 2 3/4 mi east of Haskell Peak and 1 mi north of Beartrap Meadow. 2103 Comment
  JEPS31329  Ericameria bloomeri W. L. Jepson 1934-8-7 16877 Sierra Onion Valley Comment
  UC176861  Ericameria bloomeri none 1912-9-9 Sierra Knover Mills, e slope of Sierra near Sierraville; Sierra, Knover Mills Comment
  UC1999916  Ericameria bloomeri J. C. Semple, B. A. Suripto, T. Ahmed 1990-8-13 9328 Sierra Nichols Mill Road (Forest Rd-15), 2.3 km W of Yuba Pass Road (Forest Rd-12). 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
  CHSC44870  Ericameria cuneata Lowell Ahart 1973-10-9 274 Sierra Cliffs, a dangerous place overlooking the Middle Fork of the Yuba River, about 2 air miles west of Milton Dam. 2042 Comment
  CAS-BOT-BC298127  Ericameria nauseosa var. oreophila Mary Strong Clemens 1920-9-3 s.n. Sierra Loyalton Comment
  CAS-BOT-BC299461  Ericameria nauseosa var. speciosa John Thomas Howell 1951-8-21 28238 Sierra Sierra - Plumas Co. line on road from Blairsden to Calpine, Sierra Nevada 1524 Comment
  CHSC110666  Ericameria nauseosa var. speciosa L. P. Janeway; Emily Meigs, Tim Hanson 2013-8-22 11194 Sierra Northern High Sierra Nevada. Plumas National Forest; at the top of Mt Fillmore. 2351 Comment
  CHSC53032  Ericameria nauseosa var. speciosa L. P. Janeway 1989-8-22 3627 Sierra Plumas National Forest. Between ridge and Hwy 89; near Sulphur Cr, ca 3 mi E of Haskell Pk. Along dirt road. 1920 Comment
  UC1119839  Ericameria nauseosa var. speciosa A. Lewis 1934-7-25 5600 Sierra Howland Flat Plumas National Forest, Downieville Quad. 1706 Comment
  UCD22404  Ericameria parryi L. Allen, A. M. Shapiro 2001-8-1 s.n. Sierra Heriot Road, 4 airline miles NE of Sierraville. Sagebrush-shrub steppe. 1524 Comment
  CAS-BOT-BC293529  Erigeron aphanactis var. aphanactis Alice Eastwood 1918-6-29 7855 Sierra Loyalton Comment
  CHSC67466  Erigeron aphanactis var. aphanactis James D. Jokerst 1989-7-14 3139 B Sierra In forest ca. 0.5 mi SW of Balls Ranch. 1920 Comment
  CDA11844  Erigeron bloomeri G. F. Hrusa, E. Sandoval 1993-5-3 11158 Sierra Sierra Valley; Sierra Valley Region on E side of Antelope Valley, 3 miles S of Loyalton Rd. (Hwy 49). S side and summit of Golden Dome. Comment
  CDA11876  Erigeron bloomeri G. F. Hrusa, J. Jokerst 1991-7-5 8537 A Sierra Sierra Valley Region; Antelope Valley. Comment
  CHSC67163  Erigeron bloomeri var. bloomeri James D. Jokerst 1991-7-1 3329 Sierra Golden Dome Mine Project Site in the S end of Antelope Valley, E of Sierra Valley. Meadow westward adjacent to the 'Astrodome'. Comment
  SEINET8078503 Image available Erigeron bloomeri var. bloomeri P. A. Lehenbauer s.n. Sierra Balls Canyon Comment
  UC382599  Erigeron bloomeri var. bloomeri David D. Keck 1928-6-13 429 Sierra Newman Point Sierra Valley, Newman Point 1524 Comment
  UCD131754  Erigeron concinnus var. concinnus A. A. Heller; P. B. Kennedy 1907-7-1 8664 Sierra Purdy. Comment
  SEINET8667086 Image available Erigeron coulteri W. D. Billings 1951-7-8 2124 Sierra 1 mi. N. of Weber Lake 2134 Comment
  CDA11888  Erigeron divergens G. F. Hrusa, J. Jokerst 1991-7-5 8552 A Sierra Sierra Valley Region; Antelope Valley. Comment
  UC1118127  Erigeron divergens G. T. Nordstrom 1936-7-23 960 Sierra 2 mi sw Purdy; Sierraville Quad. 1615 Comment
  CAS-BOT-BC296898  Erigeron eatonii var. eatonii W. Harnach; N. Harnach 1990-5-6 279 Sierra Sierra Valley. On the slope behind the Montgomery Ranch east of Loyalton 1554 Comment
  UC585083  Erigeron eatonii var. nevadincola E. B. Babcock, G. L. Stebbins Jr. 1936-6-3 1623 Sierra about 3.5 mi ne of Sierraville (on road to Loyalton, se edge of Sierra Valley); Sierra Valley, Newman point 1615 Comment
  SEINET8667244 Image available Erigeron eatonii var. sonnei W. Harnach, N. Harnach 2000-5-24 902 Sierra 1.2 miles west of the intersection of the Bear Valley Road and Smithneck Road. 3 miles south of Loyalton 1615 Comment
  UC572364  Erigeron filifolius G. T. Nordstrom 1936-7-25 965 Sierra 5 3/4 mi w Prudy; Sierraville Quadrangle 1950 Comment
  RSA121438  Erigeron filifolius G. T. Nordstrom 1936-7-25 965 Sierra 5 3/4 miles W of Purdy. 1951 Comment
  CHSC44848  Erigeron glacialis var. glacialis Lowell Ahart 1975-8-17 939 Sierra Near Pass Creek, in French Meadows, about 3 air miles west and 1/2 mile south of Webber Lake. 2133 Comment
  CHSC60602  Erigeron glacialis var. glacialis L. P. Janeway 1984-7-29 947 Sierra About 3-1/2 mi southeast from Gold Lake, near Road 28 (21N11). Ridgetop/saddle. 2225 Comment
  JEPS125740  Erigeron glacialis var. glacialis William Harnach 2012-7-30 1258 Sierra Approximately 1 mile South of Forest Road 09, on Road 0913. 1.5 air miles SE of Haskell Peak, Tahoe National Forest. Comment
  CAS-BOT-BC295149  Erigeron inornatus Catherine Best 1983-8-29 867 Sierra Growing on the road above Packers Lake 1950 Comment
  CHSC69472  Erigeron inornatus var. inornatus James D. Jokerst 1986-6-19 2647 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
  CHSC74066  Erigeron inornatus var. inornatus B. Castro; L. Gehrung 1998-8-5 821 Sierra Ca 2.5 air mi SE of La Porte near Queen City, 1.8 rd mi E of the Slate Creek crossing, on Co. Rd 791 as it parallels Pat's Gulch. S edge of road. 1478 Comment
  JEPS41429  Erigeron inornatus var. inornatus W. L. Jepson 1934-8-4 16851 Sierra Pioneer road sta., 2 mi. e Barrett sta.; Yuba River, North Fork Comment
  JEPS41435  Erigeron inornatus var. inornatus J. G. Lemmon Sierra Sierra Valley Comment
  RSA125755  Erigeron inornatus var. inornatus Arthur R. Kruckeberg 1954-8-1 3662 Sierra Along Highway 49, 3 miles E of Yuba Pass; Tahoe National Forest Comment
  CAS-BOT-BC295477  Erigeron lassenianus var. lassenianus Catherine Best 1979-6-14 s.n. Sierra Highway 89 near Sattley Comment
  CHSC37223  Erigeron miser L. Ahart 1982-7-28 3699 Sierra Cliffs, ca. 1/4 mi n of Pacific Mine, ca. 5 mi e of LaPorte. 1700 Comment
  CAS-BOT-BC295781  Erigeron petrophilus var. sierrensis Lowell Ahart 1982-7-28 3699 Sierra About 1/4 mile north of the Pacific Mine, about 5 miles east of the town of La Porte 1700 Comment
  CAS-BOT-BC295783  Erigeron petrophilus var. sierrensis Margaret Williams; Arnold Tiehm 1974-8-17 74 /5/55 Sierra Verdi Ridge, Verdi Range Comment
  JEPS112919  Erigeron petrophilus var. sierrensis Dean W. Taylor 2001-8-1 17853 Sierra Slate Creek about 2 miles East of Gibsonville (ca. 8 miles NE of La Porte), along Forest Road 22N44X 1767 Comment
  JEPS41436  Erigeron petrophilus var. viscidulus J. G. Lemmon 1883-7-1 Sierra Sierra Valley Comment
  SJSU12001  Erigeron pumilus var. intermedius N. A. Hopkins 1973-6-19 551 Sierra 3 miles N of Loyalton, Sierra Valley 1493 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
  JEPS87626  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
  SEINET5708557 Image available Erigeron reductus var. reductus Lowell E. Urbatsch, D. Clark 1974-1 1513 Sierra Along trail above Sardine Lake, 0.8 mi W of rd to Gold Lake, 13.3 mi W of jct of 49 & 89.; Sardine Lake 1951 Comment
  JEPS94404  Erigeron strigosus var. septentrionalis Vernon Oswald and Lowell Ahart 1997-8-19 8838 Sierra 5.9 mi sw of Alleghany (Footes Crossing Road (County Road 191) on n side of the Middle Fork of Yuba River); Middle Fork of Yuba River 1066 Comment
  JEPS125739  Eriodictyon californicum William Harnach 2015-5-6 1405 Sierra Above Ramshorn Campground on Highway 49, 1.6 miles West of Goodyears Bar. Comment
  UC1124278  Eriodictyon californicum A. Lewis 1934-8-9 529 Sierra 1/4 mi e Sierra City; Tahoe National Forest, Downieville Quad. Comment
  JEPS57078  Eriogonum baileyi var. baileyi J. G. Lemmon 1872-9-1 Sierra Sierra Valley Comment
  UCSB16014  Eriogonum douglasii Breedlove, Dennis 1962-6-13 Sierra 1.5 miles north of Sierraville on State Highway 89; 1524 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
  CAS-BOT-BC246513  Eriogonum elatum var. elatum W. Harnach; N. Harnach 1989-8-7 241 Sierra Sierra Valley. Calpine Ranch (home) 1508 Comment
  UC161846  Eriogonum incanum J. G. Lemmon 1875-1 246 Sierra peaks above Webber Lake (near Pyramid Lake); Lassens's Peak Comment
  UCD170305  Eriogonum 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
  CAS-BOT-BC259356  Eriogonum lobbii J. G. Lemmon No date on label s.n. Sierra Sierra Val. Comment
  CAS-BOT-BC259359  Eriogonum lobbii Lowell Ahart 1976-8-10 s.n. Sierra Near Poker Flat, 7 miles e. of La Porte 1828 Comment
  SJSU13941  Eriogonum lobbii N. A. Hopkins 1986-7-13 1355 Sierra lower summit of Dead Mans Peak, W of Yuba Pass 2255 Comment
  JEPS85237  Eriogonum lobbii var. lobbii Roy E. Buck, Steven Lee, Andrea Gargas, Eric Smith, et al. 1986-8-2 545 Sierra 1.0 air km ssw upper Tamarack Lake (5 air km nw of Sierra City; along Pacific Crest Trail on ridgetop, nw side of Sierra Buttes, just s of small saddle at jct. of Sierra Buttes Tr.); Sierra Buttes, Pacific Crest Trail 2267 Comment
  RSA748766  Eriogonum lobbii var. lobbii K. M. Meyer, A. Townesmith 2007-7-17 130 Sierra Tahoe National Forest. 1 mile up road toward Lake of the Woods, off road 07. 2191 Comment
  SEINET10680039  Eriogonum lobbii var. lobbii Karen M. Meyer, Andrew Townesmith 2007-7-17 Meyer 130 Sierra Tahoe National Forest. 1.0 mi. up road toward Lake of the Woods, off road 07. 2191 Comment
  CAS-BOT-BC263703  Eriogonum luteolum var. pedunculatum Alice Eastwood 1918-6-29 7870 Sierra Loyalton 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
  SJSU11989  Eriogonum marifolium N. A. Hopkins 1972-6-17 469 Sierra near Packer L 1889 Comment
  UCD100397  Eriogonum marifolium Gladys L. Smith 1959-6-20 1240 Sierra north of Gold Lake. 1981 Comment
  CAS-BOT-BC267383  Eriogonum marifolium var. marifolium D. E. Breedlove 1962-6-13 3536 Sierra On bank of Little Truckee River, 11.3 miles south of Sierraville on State Highway 89; Sierra Nevada 1905 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
  SEINET7248595  Eriogonum nudum George K. Helmkamp, Elizabeth Helmkamp 2013-1 Sierra Comment
  CAS-BOT-BC260784  Eriogonum nudum var. deductum Lewis S. Rose 1934-7-5 34320 Sierra Gold Lake Comment
  CAS-BOT-BC260785  Eriogonum nudum var. deductum Lewis S. Rose 1934-7-5 34320 Sierra Gold Lake Comment
  CAS-BOT-BC260786  Eriogonum nudum var. deductum Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Salmon Lake Comment
  SEINET5330893  Eriogonum nudum var. deductum H. Hamlin 1904-1 s.n. Sierra Sierra Valley Comment
  SEINET530765  Eriogonum nudum var. nudum Paul Opler 2007-7-1 Sierra Tahoe National Forest, Packer Lake Rd., Packer Campground. Comment
  RSA242163  Eriogonum nudum var. nudum James L. Reveal 1971-6-23 2476 Sierra Along California Highway 49, about 5 miles west of Downieville along the North Fork of the Yuba River. 854 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
  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
  SEINET5331558  Eriogonum spergulinum var. reddingianum W. Harnach, N. Harnach 1989-6-24 163 Sierra Sierra Valley, south of Sattley, Martinetti Ranch (Elvers) 1518 Comment
  CAS-BOT-BC269967  Eriogonum spergulinum var. reddingianum Gordon H. True 1967-7-31 3665 Sierra Verdi Peak Lookout 2590 Comment
  POM165250  Eriogonum spergulinum var. reddingianum M. S. Baker 1899-7-31 27 Sierra Ash Creek, Mt. Shasta. Comment
  SJSU4984  Eriogonum spergulinum var. reddingianum N. A. Hopkins 1968-6-30 152 Sierra Packer L 1889 Comment
  JEPS56417  Eriogonum sphaerocephalum var. halimioides J. G. Lemmon 1881-1 Sierra Sierra peaks Comment
  UC585247  Eriogonum strictum var. anserinum E. B. Babcock, G. L. Stebbins Jr. 1936-6-5 1707 Sierra about 3 1/2 mi ne Sierraville (on road to Loyalton, Newman Point, se edge of Sierra Valley); Sierra Valley, Newman Point 1600 Comment
  JEPS125735  Eriogonum strictum var. proliferum William Harnach 2014-5-30 1388 Sierra 1.2 miles West of the Highway 49-89 junction in Sierraville on road to Sattley. Comment
  UC570174  Eriogonum strictum var. proliferum E. Sawyer 1935-6-28 256 Sierra 1.5 mi sse Sattley; Sierraville Quadrangle 1493 Comment
  CHSC107893  Eriogonum umbellatum var. modocense L. P. Janeway 2011-9-15 10731 Sierra Northern High Sierra Nevada. Plumas National Forest; at head of East Branch Slate Creek; along the road to Johnsville (Road 900; Road 22N12X) 7.7 road km east of Quincy-La Porte road; 0.8 air km west-northwest of Mt. Etna. 1948 Comment
  CHSC45491  Eriogonum umbellatum var. modocense Lowell Ahart 1977-8-2 1521 Sierra On the ridge on the west side of Mount Fillmore, near the summit, about 12 miles north-east of La Porte. 2194 Comment
  CHSC45852  Eriogonum umbellatum var. modocense Lowell Ahart 1974-9-6 621 Sierra Near the dirt road below the Big Rocks, near Mount Etna, about 12 miles north-east of La Porte. 1828 Comment
  CAS-BOT-BC262087  Eriogonum umbellatum var. nevadense Lewis S. Rose 1934-7-4 34314 Sierra Gold Lake Comment
  CHSC32053  Eriogonum umbellatum var. nevadense L. Ahart 1974-9-6 622 Sierra Along rd below Big Rocks, near Mt. Etna, ca. 10 mi ne of La Porte. 1828 Comment
  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
  POM148084  Eriogonum umbellatum var. nevadense George Haley 1927-8-6 s.n. Sierra Weber Lake. Comment
  SEINET5341984  Eriogonum umbellatum var. nevadense R. R. Halse 2010-8-26 8092 Sierra Along State Hwy 49 ca. 7.6 miles west of Loyalton or ca. 5 miles north of Sierraville. 1508 Comment
  UC1032278  Eriogonum umbellatum var. nevadense G. T. Nordstrom 1936-7-9 911 Sierra 2 1/4 mi nnw Dog Valley; Sierraville Quadrangle 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
  CHSC69187  Eriogonum umbellatum var. polyanthum Vernon Oswald; Lowell Ahart 1997-8-19 8820 Sierra Mountain House Rd. (County Rd. 300) 1.3 mi south of Goodyears Bar. On a roadcut. 899 Comment
  UC1032277  Eriogonum umbellatum var. torreyanum G. T. Nordstrom 1936-7-9 912 Sierra 2 1/4 mi nnw Dog Valley; Sierraville Quadrangle Comment
  CAS-BOT-BC262285  Eriogonum ursinum Lewis S. Rose 1934-7-10 34348 Sierra W. of Gold Lake 2133 Comment
  CAS-BOT-BC262286  Eriogonum ursinum G. L. Stebbins 1970-7-25 7074 Sierra Northwest ridge of Mount Fillmore 1950 Comment
  CAS-BOT-BC262289  Eriogonum ursinum Lewis S. Rose 1934-7-22 34401 Sierra Gold Lake 1950 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
  JEPS110053  Eriogonum ursinum Lowell Ahart 2006-6-21 12836 Sierra About 30 yards east of the road, about 2 1/2 miles (by road) west of Forest 1397 Comment
  CAS-BOT-BC262288  Eriogonum ursinum H. Albert Barker 1926-7-18 135 Sierra Gold Lake Ridge - Summit 2133 Comment
  CHSC107890  Eriogonum ursinum var. ursinum Dean Wm. Taylor 2011-8-11 21154 Sierra Sierra Nevada; Jepson manual nSNH region; Jackson Meadows Reservoir, along Graniteville Road 0.5 miles S of the western dam abutment (Middle Fork Yuba River watershed). 1859 Comment
  CHSC32063  Eriogonum ursinum var. ursinum L. Ahart 1968-6-29 23 Sierra Ca. 1 mi nw of Howland Flat, ca. 6 mi ne of La Porte. 1828 Comment
  JEPS125782  Eriogonum ursinum var. ursinum William Harnach 2015-5-20 1411 Sierra 1.2 miles south of the intersection of Highway 49 and the Mountain House Road at Goodyears Bar. Comment
  SEINET530713  Eriogonum ursinum var. ursinum Paul Opler Sierra Mountain House Rd. 1398 Comment
  SEINET530715  Eriogonum ursinum var. ursinum Paul Opler 2007-6-29 Sierra Tahoe National Forest, Sierra Buttes trail, above Packer Saddle. Comment
  UCD101314  Eriogonum ursinum var. ursinum A. H. Frederids 1925-6-29 s.n. Sierra Downieville, Sierra Nevada Mountains. 1066 Comment
  CHSC41115  Eriogonum vimineum J. D. Jokerst 1985-7-22 2544 Sierra Sierra Valley in small triangle of undisturbed land NW of and adjacent to junction of Westside Rd and Calpine Rd. 1493 Comment
  JEPS19660  Eriogonum vimineum W. L. Jepson 1934-7-30 16776 Sierra Downieville Comment
  JEPS78101  Eriogonum vimineum G. W. Zamzow 1972-6-27 25 Sierra intersection of Hwy 49 and road to Goodyears Bar (3 1/2 mi w of Downieville) 822 Comment
  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
  SJSU12005  Eriogonum wrightii var. subscaposum N. A. Hopkins 1972-10-28 480 Sierra Haypress Canyon above Wild Plum Cr 1524 Comment
  UCR60811  Eriophyllum lanatum B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-28 0898 Sierra Sierra Nevada Mtns., Convict Flat Picnic Area, on North Yuba River, 12 mi NE of Camptonville on Hwy 49 780 Comment
  UC567169  Eriophyllum lanatum var. croceum A. Lewis 1934-8-5 527 Sierra 4.5 mi w Sierra City; Downieville Quad. 1066 Comment
  UCD40148  Eriophyllum lanatum var. croceum Rodney Gale Myatt 1971-7-3 1560 Sierra Hillside above Hwy 49, just to the north of Yuba River. Near Oregon Creek, Alleghany Road, and Sierra County line. 195 Comment
  CHSC74051  Eriophyllum lanatum var. integrifolium B. Castro; M. A. Griggs, Plumas NF botanists 1997-7-10 761 Sierra Bunker Hill Ridge, on ridge crest E of Duck Soup Pond, along Pacific Crest Trail. 2118 Comment
  SJSU12234  Eriophyllum lanatum var. integrifolium N. A. Hopkins 1982-7-27 1093 Sierra by rd to Babbitt Peak, Bald Mt Range 2651 Comment
  SJSU13907  Eriophyllum lanatum var. integrifolium N. A. Hopkins 1986-6-30 1342 Sierra bald ridge 2158 Comment
  SEINET8687377 Image available Eriophyllum lanatum var. integrifolium P. A. Lehenbauer 1937-6-8 81 Sierra 25 mi. w. of Reno, NEv., on Truckee R., at Iceland, s. side of river by falls 1676 Comment
  NY335234  Eritrichium glomeratum var. humile J. G. Lemmon 1874-1 165 Sierra Comment
  SEINET11119241  Eryngium alismifolium W. Harnach, N. Harnach 1990-7-31 496 Sierra Sierra Valley, 0.75 miles E of Calpine 1509 Comment
  UCD84089  Eryngium alismifolium Ayzik Solomeshch 2009-6-9 s.n. Sierra Sierra County. Sierra Valley. Harvey Ranch. Along Westside Road, ca. 1 km N of intersection of Westside Road and Calpine Road, ca. 200 m W of Westside Road. 1498 Comment
  CAS-BOT-BC54565  Erysimum capitatum Arthur Chan 1981-5-16 57 Sierra 4.1 miles west of 395 along Highway 431. 1524 Comment
  CAS-BOT-BC54566  Erysimum capitatum W. Harnach; N. Harnach 1990-5-28 330 Sierra Sierra Valley. Balderson Ranch (Antelope Valley). 1554 Comment
  CHSC115170  Erysimum capitatum var. capitatum Lowell Ahart 2015-9-9 20165 Sierra On the north side of the Canyon Creek Trail, about 300 yards southeast of the foot bridge across Boyce Ravine, trail on the northside of the North Fork of the Yuba River, about 3/4 mile west of Highway 49, about 1-3/4 miles west of Indian Valley. Comment
  SEINET5342725  Erysimum capitatum var. capitatum P. B. Kennedy, Samuel Bradford Doten 1901-7-2 75 Sierra [Sierra Nevada] Webber Lake Comment
  CDA12301  Erysimum capitatum var. purshii G. F. Hrusa 1991-7-4 8567 A Sierra Sierra Valley; Antelope Valley, approx. 1.5 miles from Sierraville Rd. Comment
  SJSU13938  Erythranthe breviflora N. A. Hopkins 1987-5-30 1385 Sierra c. 1 mi SW of Calpine 1524 Comment
  SJSU14011  Erythranthe breviflora N. A. Hopkins 1988-6-16 1425 Sierra c. 1 mi SW of Calpine 1524 Comment
  SEINET14196952  Erythranthe breweri P. B. Kennedy, S. B. Doten 1901-7-8 121 Sierra Near Webber Lake. Comment
  SEINET14196959  Erythranthe breweri P. B. Kennedy, S. B. Doten 1901-7-8 121 Sierra N of Webber Lake. Comment
  SJSU12072  Erythranthe breweri N. A. Hopkins 1973-6-22 567 Sierra by NW side of Packer L 1898 Comment
  SEINET14198981  Erythranthe erubescens P. B. Kennedy 1901-7-19 190 Sierra Canyon W of Lincoln Valley. Comment
  JEPS125721  Erythranthe lewisii William Harnach 2015-8-19 1440 Sierra Basset's Station, intersection of Highway 49 and the Gold Lake Road. Comment
  CHSC94177  Erythranthe microphylla Lowell Ahart 2006-6-21 12799 Sierra On the west side of the Foote Road, near Blue Ravine, about 3 miles (by road) southwest of Alleghany. 1053 Comment
  CHSC44002  Erythranthe primuloides L. P. Janeway 1984-8-25 1062 Sierra At Snag Lake. Edge of Lake about high water line. 2026 Comment
  CAS-BOT-BC150234  Erythranthe suksdorfii W. Harnach; N. Harnach 1990-5-6 282 Sierra Sierra Valley. On the slope behind the Montgomery Ranch east of Loyalton 1554 Comment
  CAS-BOT-BC502722  Erythronium grandiflorum L. S. Smith 1939-6-8 1757 Sierra Rebel Ridge Range, Tahoe National Forest 701 Comment
  CDA9331  Erythronium purpurascens D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-21 6 .293 Sierra Above Sardine Lake on road to Sierra Butte. Comment
  CHSC11329  Erythronium purpurascens Lowell Ahart 1972-4-28 Sierra At Poverty. 1524 Comment
  CAS-BOT-BC402927  Eschscholzia californica Alice Eastwood 1918-6-28 7800 Sierra Loyalton 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
  CHSC61913  Eucephalus breweri Lowell Ahart 1993-9-24 7251 Sierra On the north side of Mount Fillmore, about 3/4 mile south of the dirt road from Gibsonville to Johnsville. 2133 Comment
  JEPS125748  Eucephalus breweri William Harnach 2012-8-1 1287 Sierra At the end of the Road 09-6, a spur road off of Forest Road 09, approximately 1.0 air miles NW of Haskell Peak. Comment
  UC1609030  Eucephalus breweri Lowell Ahart 1993-9-24 7251 Sierra about 3/4 mi s dirt road from Gibsonville to Johnsville (n side of mt.); Mount Fillmore 2133 Comment
  CAS-BOT-BC310551  Eurybia integrifolia Lewis S. Rose 1934-7-20 34390 Sierra Gold Lake 1950 Comment
  CHSC53120  Eurybia integrifolia L. P. Janeway 1989-8-9 3559 Sierra Plumas National Forest. NE flank of Haskell Pk overlooking hwy 89/Sulphur Cr. 2164 Comment
  JEPS107584  Eurybia integrifolia Lowell Ahart 2005-8-30 12359 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
  JEPS87513  Eurybia integrifolia Lowell Ahart 1993-9-10 7176 Sierra about 1 mi sw dirt road from Gibsonville to Johnsville (n side of Mount Fillmore, on w side and near end of poor dirt road that leads to a camp and stream); Mount Fillmore 2133 Comment
  CAS-BOT-BC459229  Euthamia occidentalis Louella Bass 1980-8-26 s.n. Sierra Sierra Nevada: Sierraville Comment
  UC579594  Festuca idahoensis E. Sawyer 1935-6-4 65 Sierra 5.75 mi n Sattley 1524 Comment
  CAS-BOT-BC282645  Festuca occidentalis L. S. Smith 1926-5-18 1826 Sierra St. Charles Hill, Tahoe National Forest 1219 Comment
  UCD66432  Festuca subulata A. A. Beetle 1944-8-17 3044 Sierra Near summit of Yuba Pass. 1935 Comment
  CAS-BOT-BC282543  Festuca viridula Catherine Best 1982-7-12 762 Sierra Above Packer's Lake, Sierra Nevada Comment
  CHSC115184  Fragaria vesca Lowell Ahart 2015-5-9 20170 Sierra On the west side of the Canyon Creek Trail, about 50 yards southeast of the foot bridge across Boyce Ravine, trail on the north side of the North Fork of the Yuba River, about one mile west of Highway 49, about 2 miles west of Indian Valley. 716 Comment
  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
  CAS-BOT-BC454545  Fragaria vesca subsp. californica Wm. Vortriede 1928-4-15 s.n. Sierra Downieville Comment
  CAS-BOT-BC60007  Frangula purshiana Carl B. Wolf 1937-8-6 9048 Sierra Northern Sierra Nevada, N. Fork Yuba River, 5 mi. above Downieville. 1066 Comment
  CAS-BOT-BC60008  Frangula purshiana Albert H Barker 1926-7-18 133 Sierra Gold Lake Ridge. 2042 Comment
  OBI5946  Frangula purshiana Carl B. Wolf 1937-8-6 9048 Sierra Northern Sierra Nevada N fork of Yuba River, 5 mi above Downieville 1067 Comment
  CHSC107901  Frangula purshiana subsp. ultramafica L. P. Janeway 2011-9-15 10734 Sierra Northern High Sierra Nevada. Plumas National Forest; just above Slate Creek; along the road to Johnsville (Road 900; Road 22N12X) 3.2 road km east of Quincy-La Porte road; 0.7 km northeast of Delahunty Lake; Whiskey Diggings. 1763 Comment
  UCD82698  Frangula rubra Rodney Gale Myatt 1971-7-3 1551 -b 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-BC508131  Fritillaria recurva Vincent Jones 1920-5-25 s.n. Sierra Cedar Glen Comment
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Mar 18 2018
  CAS-BOT-BC508133  Fritillaria recurva L. S. Smith 1926-4-13 1768 Sierra Alleghany Range, Tahoe National Forest 853 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
  SEINET12285644  Galium multiflorum J. G. Lemmon 1874-1 93 Sierra Sierra Co. &c Comment
  CAS-BOT-BC182241  Garrya fremontii Alice Eastwood 1918-4-6 6758 Sierra Downieville 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-BC192103  Garrya fremontii Mrs. S. Earle Kelley 1919-1-1 s.nn. Sierra Salmon Lake Comment
  CHSC32071  Garrya fremontii L. Ahart 1976-7-30 1184 Sierra On e side of Mt. Fillmore. Red Fir Forest. 1981 Comment
  CHSC43344  Garrya fremontii Lowell Ahart 1977-4-20 1316 Sierra About 5 miles north-east of Alleghany. 1371 Comment
  JEPS114618  Garrya fremontii Lowell Ahart 2008-6-4 14808 Sierra On the north side of Forest Road 98, about 2 miles (air) northeast of Harris Meadow, about 9 1/2 miles (air) northeast of Alleghany 1906 Comment
  RSA96075  Garrya fremontii Percy C. Everett, E. K. Balls 1954-10-8 20249 Sierra N fork Yuba R., Hwy 49, about 13 mi E of Downieville, just west of new road to Gold Lake, at Bassett. 1494 Comment
  CHSC52940  Gayophytum diffusum subsp. parviflorum L. P. Janeway 1989-8-16 3587 Sierra Plumas National Forest. Near top of ridge 1/2 mi SE of Chapman Saddle; ca 2 1/4 mi SE of Haskell Pk. 2133 Comment
  SJSU14278  Gayophytum diffusum subsp. parviflorum N. A. Hopkins 1989-6-15 1538 Sierra c. 1.5 mi SW of Calpine, Sierra Valley 1524 Comment
  UC1186540  Gayophytum racemosum E. G. Linsley 1959-7-2 59 -155 Sierra Weber Lake Comment
  SEINET8586382  Gentiana newberryi T. W. Richardson 2002-8-10 s.n. Sierra Perrazzo Meadows, ca 100 meters S of Nenness Pass Road (County Road 301). 2018 Comment
  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
  CHSC66812  Gentianella amarella subsp. acuta Vernon H. Oswald; Lowell Ahart 1996-8-19 8226 Sierra Yuba Pass-Weber Lake Rd. (Forest Rt. 12) 0.4 mi S of Forest Rt. 15 to Sierraville. Northern High Sierra Nevada 2316 Comment
  JEPS88188  Gentianella amarella subsp. acuta Vernon H. Oswald and Lowell Ahart 1996-8-19 8226 Sierra 0.4 mi s Forest Rt. 15 to Sierraville (Yuba Pass-Weber Lake Rd (Forest Rt 12), n High Sierra Nevada); High Sierra Nevada 2316 Comment
  UCD113298  Geum triflorum R. O. Hanes 1995-6-20 267 Sierra Tahoe Forest. 1792 Comment
  RSA718383  Gilia capitata subsp. mediomontana L. Ahart 2006-6-21 12821 Sierra on the south side of the Foote Road, about 1.3 miles (by road) southwest of Alleghany. 1306 Comment
  SD237548  Gilia capitata subsp. mediomontana G. K. Helmkamp, E. A. Helmkamp 2009-5-28 14864 Sierra Sierra Nevada Mountains Foothills: above the Yuba River along CA-49, 2.3 miles north of the Yuba Co. line (Strawberry Valley 7.5'Q) 851 Comment
  HSC16961  Gilia capitata subsp. pedemontana R. Spellenberg 1964-6-14 389 Sierra 3 mi. W of Sierra City on Hwy. 49 Comment
  JEPS84964  Gilia leptalea subsp. leptalea Barbara Ertter with Tahoe Chapter CNPS 1987-6-27 7215 Sierra ca 12 air mi n Truckee (head of Little Truckee River, ca 1.5 mi e of Hwy 89 on Tahoe National Forest Rd S450, n end of Kyburz Flat); Kyburz Flat, Little Truckee River 1920 Comment
  CHSC78241  Githopsis specularioides Lowell Ahart 2000-6-15 8475 Sierra About 200 feet west and below Mountain House Road, about 1 1/8 miles south of the intersection of Mountain House Road and Henness Pass Road, about 1 mile (air) northwest of Forest, about 2 miles (air) northwest of Alleghany. 1463 Comment
  CAS-BOT-BC280558  Glyceria elata John Thomas Howell 1969-9-13 46112 Sierra Little Truckee River near outlet of Webber Lake 2042 Comment
  CHSC113664  Glyceria elata L. P. Janeway 2014-8-12 11568 Sierra Northern High Sierra Nevada. Plumas National Forest; tributary to Whiskey Creek (an upper tributary to Slate Creek), 1.0 air-km north-northeast of Lake Delahunty; near crossing of Road 22N01X. Southeast-facing slope. 1823 Comment
  UCD66842  Glyceria elata A. A. Beetle 1944-8-17 3053 Sierra 5 miles northeast of Sierraville, above north fork of Yuba River. Comment
  SEINET4584685  Glyceria grandis P. Kennedy, S. Doten 1901-7-23 212 Sierra Lincoln Valley Comment
  CAS-BOT-BC303828  Gnaphalium W. R. Dudley 1894-8-1 s.n. Sierra Near Webber Lake Comment
  CAS-BOT-BC302659  Gnaphalium palustre John Thomas Howell; Gordon H. True 1970-7-14 5560 Sierra Verdi Peak Road ca. 3 miles from intersection with Dog Valley-Stampede Dam Road Comment
  CHSC46925  Gnaphalium palustre Lowell Ahart 1983-10-27 4484 Sierra Near a dirt road that is about 2 miles south-east of Jackson Meadow Reservoir, about 1 mile south of Pass Creek. 2011 Comment
  CHSC59684  Gnaphalium palustre L. P. Janeway 1992-9-30 4315 Sierra Plumas National Forest. About 0.1 mi north of the ridge between Mills Peak and Haskell Peak, about half way between the two peaks. 2209 Comment
  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
  UCD21019  Gnaphalium palustre E. Bortiri 2002-7-7 WFC 67 Sierra Knuthson Meadows, Carman Valley, near Calpine, Sierra Co. Comment
  CAS-BOT-BC302656  Gnaphalium palustre W. Harnach; N. Harnach 1990-8-5 502 Sierra Sierra Valley. Kuaffmans [Kauffmans ?] (old box mill) 1511 Comment
  SEINET13710439  Gratiola ebracteata Lowell William Ahart, Lowell William Ahart 2001-1 9296 Sierra Poverty Hill Hydraulic Gold Mine, 4 Air Mi. S of La Porte (T21N, R9E, sec 32, SW 1/4) 5000 Ft. 1524 Comment
  RSA719704  Grindelia squarrosa Michael A. Vincent, K. Levings 2006-7-29 12923 Sierra Along Rt 395, 2.1 miles S of the Lassen County line. Comment
  CAS-BOT-BC304685  Grindelia squarrosa W. Harnach; N. Harnach 1990-9-24 530 Sierra Sierra Valley. Parlentti Ranch (100 yds so. of gate) 1505 Comment
  UC196513  Gutierrezia sarothrae unknown 1880-8-1 Sierra Sierra Valley Comment
  CHSC73412  Hackelia nervosa B. Castro; L. Gehrung, H. Durio 1995-9-14 639 Sierra Ca 0.8 air mi SW of the top of Mt. Fillmore, and ca 0.2 mi SE of jeep trail 10E11, which traverses the headwaters of Pearson Ravine. 1962 Comment
  UC333598  Hackelia nervosa unknown Sierra Webber Lake; Sierra Valley Comment
  NY178932  Haplopappus paniculatus var. stenocephalus J. G. Lemmon 1874-1 s.n. Sierra Sierra Co. &c. Comment
  SEINET11849257  Haplopappus racemosus subsp. glomeratus J. G. Lemmon 1874-1 98 Sierra Sierra Co. &c Comment
  SJSU14471  Hazardia whitneyi N. A. Hopkins 1990-8-25 1633 Sierra c. 1.5 mi SW of Calpine 1524 Comment
  UCSB27026  Helenium bigelovii Wilken, Dieter 1969-7-24 Sierra Salmon Creek, 2 miles north of california State Highway 49, along road to graeagle, Sierra Buttes Sierra Nevada 1981 Comment
  CAS-BOT-BC306729  Helenium bigelovii A. R. Kruckeberg 1954-7-31 3657 Sierra Near Sacramento Boys Camp, Packer Lake road, Lakes Basin Recreation Area. Sierra Buttes area Comment
  SEINET11196750 Image available Helianthella californica P. B. Kennedy, S. B. Doten 1901-7-8 130 Sierra Webber Lake Comment
  UCD21006  Helianthella californica E. Bortiri 2002-7-2 WFC 54 Sierra Packsaddle Campground, Lakes Basin, Sierra Co. Comment
  JEPS16747  Helianthella californica subsp. nevadensis Rimo Bacigalupi with H. L. Mason and J. R. Sweeney 1953-7-7 4271 Sierra near Calpine; Sierra Valley 1493 Comment
  UC337113  Helianthella californica subsp. nevadensis unknown 1883-8-1 Sierra Comment
  CAS-BOT-BC314809  Helianthella californica var. nevadensis Lewis S. Rose 1934-7-15 34366 Sierra Gold Lake 1950 Comment
  CAS-BOT-BC314813  Helianthella californica var. nevadensis R. K. Gierisch; D. H. Esplin 1969-6-27 3503 Sierra Tahoe Forest 1981 Comment
  CHSC57260  Helianthella californica var. nevadensis L. P. Janeway 1984-8-12 994 Sierra Ridge-top just south of Packer Saddle. 2148 Comment
  CHSC66798  Helianthella californica var. nevadensis Vernon H. Oswald; Lowell Ahart 1996-8-19 8204 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
  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-BC314811  Helianthella californica var. nevadensis H. Albert Barker 1926-7-23 222 Sierra Gold Lake 1981 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
  CAS-BOT-BC305565  Helianthus bolanderi John Thomas Howell 1976-7-16 51927 Sierra 2 miles north of Sattley 1524 Comment
  CAS-BOT-BC305566  Helianthus bolanderi John Thomas Howell 1955-7-20 30876 Sierra Near Calpine 1508 Comment
  UCSB71371  Heracleum maximum Wilken, Dieter 1969-7-24 Sierra Salmon Creek, 2 miles north of california State Highway 49, along road to graeagle, Sierra Buttes Sierra Nevada 1981 Comment
  JEPS1688  Hesperochiron californicus Katharine Brandegee c. 1910 Sierra Peavine Comment
  SEINET10935934 Image available Hesperochiron californicus Heidi H. Schmidt 1993-6-12 Schmidt 842 Sierra Tahoe National Forest. Road to Weber Lake. 3.2 miles W of state highway 89. 1950 Comment
  SEINET5498654  Hesperochiron californicus L. T. Cheney 1961-5-16 s.n. Sierra 5 miles NW of Boca Dam 1524 Comment
  SEINET5499706  Hesperochiron californicus D. Kaplan s.n. Sierra Sierra Nevada, Sierra Valley, east slopes. 1500 Comment
  UCD23343  Hesperochiron californicus E. W. Jameson 1949-4-28 s.n. Sierra Sierra Valley. 1493 Comment
  CHSC115255  Heterocodon rariflorum Lowell Ahart 2015-5-9 20162 Sierra On the north side of Canyon Creek Trail, trail on the north side of the North fork of the Yuba River, about 300 yards west of Highway 49, about one mile west of Indian Valley. 692 Comment
  CHSC37219  Heterotheca villosa var. minor L. Ahart 1982-7-28 3702 Sierra Ca. 1/4 mi n of Pacific Mine, ca. 5 mi e of LaPorte. 1700 Comment
  UCR230983  Heuchera micrantha George K. Helmkamp, E. A. Helmkamp 2011-6-9 17544 Sierra Northern Sierra Nevada Mountains Foothills, 5.9 miles north of Camptonville along CA-49, about 1.2 miles northeast of the Yuba Co. line 899 Comment
  CAS-BOT-BC319672  Hieracium albiflorum George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  CHSC66783  Hieracium albiflorum Vernon H. Oswald; Lowell Ahart 1996-8-19 8217 Sierra Northern High Sierra Nevada. Yuba Pass-Weber Lake Rd. (Forest Rt. 12) 1.5 mi S of the road to Haypress Valley. Between the road and the meadow below the road. 2194 Comment
  SJSU12130  Hieracium albiflorum N. A. Hopkins 1974-8-6 622 Sierra c. 0.5 mi W of Packer L 1981 Comment
  SEINET10474728  Hieracium cynoglossoides Lowell Ahart 1991-7-22 Ahart 6672 Sierra On the west side of a dirt road, near a small hydrolic mine, near Burlington, about 1 mile northeast of Harris Meadow, about 1 1/4 miles northeast of Granite Mountain. Red Fir Forest. T19N R11E NW/S11. 1829 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
  UC1132114  Hordeum brachyantherum subsp. brachyantherum G. T. Nordstrom 1936-7-22 946 Sierra 1 mi se Sawmill; Sierraville Quad. Comment
  UC1132505  Hordeum jubatum G. T. Nordstrom 1936-7-23 961 Sierra 2 mi sw Purdy; Sierraville Quad. Comment
  CHSC54564  Horkelia fusca subsp. parviflora Lowell Ahart 1991-7-22 6693 Sierra In French Meadow, about 1/4 mile south of Henness Pass Road, about 3 miles north-west of Webber Lake. 2133 Comment
  CAS-BOT-BC536182  Horkelia fusca var. parviflora James Jokerst 1985-7-22 2524 Sierra Near Carman Creek 901 Comment
  CAS-BOT-BC514269  Horkelia fusca var. pseudocapitata Ethel Crum 1937-8-6 1942 Sierra Shore of Webber Lake 2042 Comment
  NY436043  Horkelia sericoleuca J. G. Lemmon 1874-1 71 Sierra Comment
  SEINET5500006  Hydrophyllum capitatum var. alpinum W. Harnach, N. Harnach 1989-4-15 026 Sierra Sierra Valley, Sierra-Plumas county line on road A-23 1524 Comment
  SEINET5499956  Hydrophyllum capitatum var. alpinum P. Lehenbauer 1935-5-21 s.n. Sierra Balls Canyon Comment
  SEINET5499972  Hydrophyllum capitatum var. alpinum C. Grauvogel 1963-5-11 s.n. Sierra Dog Valley, 6 miles northwest of Verdi 1707 Comment
  SEINET5500031  Hydrophyllum capitatum var. alpinum P. B. Kennedy, S. B. Doten 1901-7-12 164 Sierra [Sierra Nevada] Weber Lake Comment
  SEINET5500046  Hydrophyllum capitatum var. alpinum D. Eckert 1954-5-13 s.n. Sierra Dog Valley 1981 Comment
  UCD119477  Hydrophyllum capitatum var. alpinum R. O. Hanes 1991-5-28 31 Sierra E of Little Truckee Riv. 1743 Comment
  CHSC40033  Hydrophyllum occidentale L. Constance 1938-6-9 2305 Sierra East side of Yuba Pass, 2.4 miles northwest of Sattley. 1524 Comment
  UC66127  Hydrophyllum occidentale S. B. Doten 1901-7-2 77 Sierra Webber Lake Comment
  SEINET12331117  Hydrophyllum occidentale F. H. Utech 1986-1 86 -086 Sierra Tahoe Natioanal Forest, ca 1 mi N of junction North Yuba River & CA 49 bridge 950 Comment
  SEINET5518741  Hydrophyllum occidentale var. watsonii S. B. Doten 1901-7-2 77 Sierra Webber Lake Comment
  SEINET5518795  Hydrophyllum occidentale var. watsonii P. B. Kennedy, S. B. Doten 1901-7-1 62 Sierra Webber Lake Comment
  SJSU12151  Hypericum anagalloides N. A. Hopkins 1972-6-17 477 Sierra Packer L 1889 Comment
  UCR257653  Hypericum formosum var. scouleri George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-7-23 19501 Sierra Northern Sierra Nevada Mountains, Stampede Dam Road, 1.7 miles north of the Nevada County line, just east of Stampede Reservoir 1770 Comment
  JEPS82076  Ipomopsis aggregata Paul C. Hutchison 1983-8-9 8449 Sierra ca 3 air mi ne Saddleback Mountain (Democrat Peak); Democrat Peak 1905 Comment
  SBBG129872  Ipomopsis aggregata subsp. aggregata D. H. Wilken, E. L. Painter, M. Wetherwax 2015-8-5 18000 Sierra slope above upper Yuba River, near mouth of Lunch Crk, ca. 1 mi W of Yuba Pass 1973 Comment
  UCSB27066  Ipomopsis aggregata subsp. aggregata 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
  CHSC53039  Ipomopsis aggregata subsp. formosissima L. P. Janeway 1989-8-10 3569 Sierra Plumas National Forest. NE'ern slopes between Hasekll Pk and Hwy 89/Sulphur Cr. 2133 Comment
  CHSC57295  Ipomopsis aggregata subsp. formosissima L. P. Janeway 1984-8-11 991 Sierra Ridge backbone above and west of Tamarack Lakes. Near top on east side of the ridge. 2225 Comment
  RSA501116  Iris hartwegii R. K. Benjamin 1989-5-26 s.n. Sierra ca. 6 miles east of Downieville on Route 49; above Yuba River 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
  CDA3767  Isatis tinctoria T. C. Fuller 1962-6-14 9014 Sierra North side of Highway 49 to Sierraville, 1.8 miles west of Loyalton. 0 Comment
  CAS-BOT-BC69968  Isoetes bolanderi Lewis S. Rose 1934-7-21 34400 Sierra Gold Lake. Comment
  JEPS87610  Isoetes bolanderi Lowell Ahart 1994-7-1 7426 Sierra ca 11 air miles ne Alleghany (ca 1 1/2 mi ne of Middlewaters, e of Keystone Mt, n side of Henness Pass Rd, at Keystone Gap, small pond w of larger pond) 1889 Comment
  RSA252420  Isoetes bolanderi R. F. Thorne, C. W. Tilforth 1969-9-6 39219 Sierra Gold Lake. 1951 Comment
  CAS-BOT-BC69987  Isoetes bolanderi John Thomas Howell 1962-6-18 37822 Sierra Sierra Valley, 1.5 mi. e. of Calpine. 1524 Comment
  CHSC60593  Isoetes echinospora L. P. Janeway 1984-8-25 1059 Sierra Lakes Basin; at Snag Lake. 2026 Comment
  CHSC24424  Isoetes howellii Lowell Ahart 1976-10-1 Sierra Along Bunker Hill Ridge, 1 1/4 mi nw of Mt. Etna. 1828 Comment
  RSA286318  Isoetes occidentalis R. F. Thorne 1974-7-30 45059 Sierra Tahoe National Forest: Goose, Haven and Snag Lakes areas. 2057 Comment
  CHSC69195  Isolepis setacea Vernon Oswald; Lowell Ahart 1997-8-19 8818 Sierra Hwy. 49 ca. 2 mi west of Goodyears Bar, 0.2 mi west of Ramshorn Campground. 792 Comment
  CAS-BOT-BC137417  Ivesia aperta B. Ertter; J. Strachan; A. Tiehm; M. Williams 1979-6-13 2767 Sierra Dog Valley, Mitchell Canyon Rd, Toiyabe Nat'l Forest W of Reno Comment
  CHSC67130  Ivesia aperta var. aperta James D. Jokerst 1987-6-21 2924 Sierra Golden Dome Mine Survey. Antelope Valley SE of Palen Reservoir and W of Antelope Mine, ca. 0.25 mi E of Antelope Creek. Meadow. 1584 Comment
  JEPS99011  Ivesia aperta var. aperta Carol W. Witham 1993-7-15 502 Sierra Antelope Valley; W of Antelope Valley Road, 3.2 road mi S of junction with Highway 49. 1584 Comment
  POM34332  Ivesia aperta var. aperta F. H. Hillman 1898-8-29 s.n. Sierra Sierra Valley Comment
  UC1560864  Ivesia aperta var. aperta W. and N. Harnach 1989-7-30 234 Sierra approx 1.1 mi w Loyalton (on n side of Hwy 49); Sierra Valley 1508 Comment
  UCD113578  Ivesia aperta var. aperta G. F. Hrusa 1991-7-4 8453 a Sierra Antelope Valley, approx. 1.5 miles from Sierraville Rd. 1650 Comment
  JEPS111116  Ivesia aperta var. canina Steve Matson 2005-6-18 1288 Sierra Dog Valley, Toiyabe NF, ca 4 miles northwest of Verdi, NV; just east of old Dog Valley Ranger Station. 39.5619 N, 120.0453 W; Elevation 5800 ft. 1767 Comment
  NY362  Ivesia aperta var. canina J. R. Shevock 1986-6-1 11532 Sierra Common along dry meadow borders near the USFS guard station at Dog Valley, Toiyabe National Forest, T20N R17E, S25. NE 1/4, NW of Verdi, Nevada, volcanic soils, 1700 m Comment
  SEINET4855363  Ivesia aperta var. canina Unknown 1986-6-1 11532 Sierra Near the USFS Guard Station at Dog Valley, Toiyabe National Forest NW of Verdi. 1700 Comment
  UC1563576 Image available Ivesia aperta var. canina James R. Shevock and Barbara Ertter 1986-6-1 11532 Sierra nw of Verdi (near the USFS Guard Station at Dog Valley); Sierra Nevada, Toiyabe National Forest; near the USFS Guard Station at Dog Valley, Toiyabe National Forest, Sierra Co., NW of Verdi, NV. 1700 Comment
  UCD113580  Ivesia aperta var. canina Dean Wm. Taylor; Glenn Clifton 1990-6-26 11190 Sierra Dog Valley, NW of Verdi. 1800 Comment
  SEINET6031169  Ivesia aperta var. canina M. J. Williams 1979-6-13 79- 75 -1 Sierra Mitchell Canyon road into Dog Valley Comment
  SEINET11911579  Ivesia gordonii J. G. Lemmon 1874-1 s.n. Sierra No locality Comment
  CAS-BOT-BC142351  Ivesia sericoleuca Lewis S. Rose 1955-7-20 55163 Sierra 2 mi. s. of Calpine 1508 Comment
  CAS-BOT-BC143366  Ivesia sericoleuca John Thomas Howell 1955-7-20 30888 Sierra Near Calpine 1508 Comment
  CAS-BOT-BC205204  Ivesia sericoleuca James R. Shevock; Barbara Ertter 1986-7-20 1173 Sierra Northern Sierra Nevada. Sierra Valley. Along California highway 89, about 1 mile west of Sierraville 1650 Comment
  SD231134  Ivesia sericoleuca James R. Shevock, B. Ertter 1986-7-20 11735 Sierra Nothern Sierra Nevada. Sierra Valley. Along California highway 89, about 1 mile west of Sierraville. 1650 Comment
  UCR219482  Ivesia sericoleuca 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
  RSA788486  Ivesia webberi James R. Shevock, Barbara Ertter 1986-6-1 11531 Sierra Toiyabe National Forest. Dog Valley, 6.8 miles west of Verdi adjacent to the Forest Service Guard Station. 1800 Comment
  SJSU13985  Ivesia webberi N. A. Hopkins 1988-5-16 1407 Sierra upper Dog Valley 1645 Comment
  SEINET10771312  Ivesia webberi Sarah Plummer Lemmon 1874-1 Sierra Comment
  SEINET5334879  Ivesia webberi C. York 1962-1 Sierra Comment
  SEINET5334881  Ivesia webberi F. Brunetti 1962-1 Sierra Comment
  CAS-BOT-BC110013  Juncus W. Harnach; N. Harnach 1990-5-13 315 Sierra Sierra Valley. Martinetti Ranch. 1517 Comment
  UCD84200  Juncus balticus subsp. ater Ayzik Solomeshch 2009-6-8 s. n. Sierra Sierra Valley, Roen Ranch, along Westside Rd, ca. 2 km N of the intersection of Westside and Calpine Roads, ca. 1 km east of Westside Rd. 1493 Comment
  UCD84203  Juncus bufonius var. occidentalis Ayzik Solomeshch 2009-6-8 s. n. Sierra Sierra Valley, Roen Ranch, along Westside Rd, ca. 2 km N of the intersection of Westside and Calpine Roads, ca. 1 km east of Westside Rd. 1493 Comment
  UCD108037  Juncus chlorocephalus Tim Kuhn 2006-1 75 Sierra Truckee Ranger District. Comment
  CHSC69954  Juncus covillei var. obtusatus L. P. Janeway; Eric Schroder 1997-8-14 5342 Sierra Tahoe National Forest. Freeman Meadow along Church Creek; about 2.3 mi east of Gold Lake. 2072 Comment
  CHSC92041  Juncus drummondii Lowell Ahart 2005-8-30 12357 Sierra At the falls on Pass Creek, about 1/4 mile south of French Meadow, about 2 1/2 miles west of Webber Lake. 2073 Comment
  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
  RSA716409  Juncus ensifolius L. Ahart 2005-8-30 12349 Sierra On the south side of Pass Creek, about 1/4 mile south of French Meadow, about 2 1/2 miles west of Webber Lake. 2065 Comment
  RSA252416  Juncus exiguus Robert F. Thorne, C. W. Tilforth 1969-9-6 39190 Sierra just E. of Hwy. from Snag Lake (SE of Gold Lake) 1951 Comment
  UC1495742  Juncus hemiendytus var. abjectus Barbara Ertter and Jeffrey Strachan 1980-6-13 3695 Sierra 0.6 mi n Dog Valley (on road to Dog Valley Campground, nw of Verdi, Nevada); Toiyabe National Forest 1828 Comment
  UCD141543  Juncus hemiendytus var. abjectus Barbara Ertter 1980-6-13 3695 Sierra 0.6 mile north of Dog Valley on road to Dog Valley Campground, Toiyabe National Forest northwest of Verdi, Nevada. 1828 Comment
  CHSC41496  Juncus hemiendytus var. hemiendytus Barbara Ertter; Jeffrey L. Strachan, Arnold Tiehm, M. Williams 1979-6-13 2765 Sierra Dog Valley on Mitchell Canyon Road, Toiyabe Nat'l Forest W of Reno, along stream near roadside in meadow. Comment
  CHSC60562  Juncus mertensianus L. P. Janeway 1984-8-18 1006 Sierra Meadow at second switchback down the road from Packers Saddle toward Packer Lake. 1965 Comment
  UC1133592  Juncus mexicanus G. T. Nordstrom 1936-7-22 949 Sierra 1 mi se Sawmill; Sierra National Forest, Sierraville Quad. 1767 Comment
  JEPS66967  Juncus nevadensis W. L. Jepson 1918-8-18 8043 Sierra Sierra Valley 1524 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
  SBBG128044  Juncus nevadensis L. Ahart 2010-9-15 17178 Sierra ca. 15 yards N of the first pond, ca. 20 yards NW of the cabin, ca. 50 yards SW of the middle pond, at the spring ca. 2.75 mi (air) N of Yuba Pass on Hwy 49, ca. 4 mi (air) E of Haskell Peak 2134 Comment
  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
  JEPS117672  Juncus occidentalis Lowell Ahart 2010-9-15 17192 Sierra Along the west side of a poor road, about 15 yards north of the first pond, about 20 yards northwest of the cabin, about 50 yards southwest of the middle pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) e 2134 Comment
  RSA252415  Juncus occidentalis Robert F. Thorne, C. W. Tilforth 1969-9-6 39191 Sierra Just E of Highway from Snag Lake (SE of Gold Lake). 1951 Comment
  RSA95480  Juncus occidentalis J. T. Howell 1951-8-21 28256 Sierra 5 miles from Calpine on road to Blairsden 1524 Comment
  CHSC47570  Juncus orthophyllus Lowell Ahart 1977-7-31 1510 Sierra In a bog, about 2 miles north of Scales. 1280 Comment
  CHSC61687  Juncus orthophyllus Lowell Ahart 1993-9-10 7184 Sierra Near the edge of a small meadow, near red rock outcrops, on the west side of a poor dirt road that leads to a camp, water ditch (old mining ditch) and stream, on the north side of Mount Fillmore, about 1 mile southwest of the dirt road from Gibsonville to Johnsville. 2133 Comment
  CHSC61933  Juncus orthophyllus Lowell Ahart 1993-9-24 7243 Sierra In small meadow, on both sides of the meadow are red rock outcrops, on the west side of a poor dirt road that ends at a stream, on the north side of Mount Fillmore, about 3/4 mile south of the dirt road from Gibsonville to Johnsville. 2133 Comment
  JEPS103113  Juncus orthophyllus L. P. Janeway, B. Castro 2001-7-1 7254 Sierra Northern High Sierra Nevada. From springs on lower northwest flank of Table Rock 0.8 km southwest of Howland Flat, along Road 21N08 1768 Comment
  SEINET3880615  Juncus orthophyllus Kenneth R. Genz 1978-7-25 8477 Sierra Dog Valley.; 0 1829 Comment
  JEPS49027  Juncus oxymeris Leland S. Smith 1927-7-27 2129 Sierra Dorsey Creek; along Yuba Pass Rd 1981 Comment
  CDA41421  Keckiella breviflora subsp. breviflora T. C. Fuller 1962-6-14 9020 a Sierra North side of Highway 49 to Downieville, 3.7 miles west of Sierra City. 0 Comment
  NY786810  Keckiella breviflora var. breviflora R. G. Olmstead 1983-7-1 408 Sierra On rocky road cut along Highway 49 ca. 3 miles southwest of Downieville along North Fork Yuba River. 856.5 Comment
  JEPS125765  Keckiella breviflora var. glabrisepala William Harnach 2015-6-17 1422 Sierra Approximately 2.5 miles north of Cal-Ida Road from Highway 49 at Indian Valley. Comment
  CHSC115929  Keckiella lemmonii L. P. Janeway 2015-8-26 11852 Sierra Northern High Sierra Nevada. Plumas National Forest; south slope of Sawmill Ridge overlooking East Branch Slate Creek. 1737 Comment
  RSA293266  Keckiella lemmonii D. C. Michener 1980-8-5 3789 Sierra Northern Sierra Nevada. Above Salmon Creek (between CA 49 and Graenagle). 1800 Comment
  SEINET12628804  Kelloggia galioides P. B. Kennedy, S. B. Doten 1901-7-10 139 Sierra Canyon below Webber Lake. Comment
  UC367177  Kelloggia galioides J. G. Lemmon and wife Jul 1881 Sierra Webber Lake Comment
  SEINET12286683  Kelloggia galioides J. G. Lemmon 1874-1 92 Sierra Sierra Co. &c Comment
  UCD82352  Kobresia myosuroides Ayzik Solomeshch 2009-6-8 s.n. Sierra Sierra County. Sierra Valley. Harvey Ranch. Along Westside Road, ca. 1 km N of intersection of Westside Road and Calpine Road, ca. 200 m W of Westside Road. 1493 Comment
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Feb 1 2013
  UC854332  Kumlienia hystricula Alice Eastwood 1918-4-6 6791 Sierra Downieville Comment
  CAS-BOT-BC340360  Kyhosia bolanderi Catherine Best 1983-8-29 888 Sierra Growing along Hwy 49 just west of the Yuba Summit 2042 Comment
  CAS-BOT-BC340362  Kyhosia bolanderi Bruce G. Baldwin 1985-8-25 506 Sierra Immediately north of Yuba Pass, California State Highway 49 2057 Comment
  UCD135682  Kyhosia bolanderi Bruce G. Baldwin 1985-8-25 506 Sierra immediately north of Yuba Pass, California State Highway 49. 2057 Comment
  CAS-BOT-BC337881  Lapsana communis Orbelia Robinson 1983-7-13 s.n. Sierra Goodyear's Bar; Wright Ranch, property of Everett and Bert Bertillion 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
  UC585089  Lathyrus brownii E. B. Babcock, G. L. Stebbins Jr. 1936-6-3 Sierra 0.5 mi ne Sattley (on Church ranch) Comment
  SEINET5327316  Lathyrus lanszwertii var. brownii A. D. Bruner 1962-5-9 s.n. Sierra SW Dog Valley 1829 Comment
  CAS-BOT-BC213274  Lathyrus sulphureus L. E. Smith 1926-4-29 1744 Sierra South Fork Yuba along Downieville Road, Tahoe National Forest 609 Comment
  SEINET9358795  Lathyrus sulphureus Unknown 2009-5-28 14858 Sierra Northern Sierra Nevada Foothills Comment
  CAS-BOT-BC321058  Layia glandulosa W. Harnach; N. Harnach 1990-5-13 308 Sierra The Mounds near Sattley (west end of the Mounds) 1517 Comment
  SEINET11811307  Layia glandulosa J. G. Lemmon 1874-1 s.n. Sierra Sierra Co. & c Comment
  UC1586486  Ledum glandulosum Lowell Ahart 1991-7-22 6671 Sierra about 1 mi ne of Harris Meadow (about 1 1/4 mi ne of Granite Mountain, near Burlington) 1828 Comment
  SEINET10482514  Ledum glandulosum John G. Lemmon 1874-1 Lemmon 143 Sierra Comment
  CAS-BOT-BC534399  Lemna gibba Malcolm A. Nobs; S. Galen Smith 1949-8-20 1492 Sierra 0.5 mile west of Loyalton on road to Sierraville, Sierra Valley Comment
  UCD138109  Lemna gibba Malcolm A. Nobs; S. Galen Smith 1949-8-20 1492 Sierra Marshy pasture about 0.5 mile west of Loyalton on road to Sierraville, Sierra Valley. Comment
  SEINET8655864  Lemna minor W. Harnach 2015-10-6 1452 Sierra 0.30 miles east of Hwy 49 on Lemmon Canyon Road, east of Sierraville. 1509 Comment
  JEPS125697  Lemna minuta William Harnach 2015-10-6 1454 Sierra 1.8 miles each of Highway 49 on Lemmon Canyon road, east of Sierraville. Comment
  UC1101278  Lemna turionifera Malcolm A. Nobs, S. Galen Smith 1949-8-21 1522 Sierra ierra Valley, Island School Sierra Valley; , Island School Comment
  UCD115325  Lepidium appelianum T. C. Fuller 1963-6-12 10668 Sierra N side of Hwy 49 to Sierraville, 1 mi. w. of Loyalton, Sierra Valley. Comment
  CAS-BOT-BC89711  Lepidium latifolium W. Harnach; N. Harnach 1989-7-16 225 Sierra Sierra Valley. Sattley Dump. 1493 Comment
  HSC93308  Lepidium virginicum var. menziesii Vernon H. Oswald, L. Ahart 1996-8-19 8233 Sierra Road to Lake of the Woods, 1 mi. N of FS Rd. 07, NE of Webber Lake, northern High Sierra Nevada 2195 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
  JEPS96055  Lepidium virginicum var. pubescens Vernon H. Oswald and Lowell Ahart 1996-8-19 8233 Sierra n.e. Webber Lake (rd. to Lake of the Woods 1.0 mi. n. of Forest Rte. 07); northern High Sierra Nevada 2194 Comment
  UCSB29036  Leptosiphon ciliatus Hardham, Clare 1961-6-15 Sierra Yuba Pass Comment
  SEINET14168154  Leptosiphon harknessii M. J. Williams, B. Trowbridge, G. H. True, Jr., A. Tiehm 1977-7-26 77- 48 -2 Sierra [Sierra Nevada] Independence Lake 2118 Comment
  SJSU12091  Leptosiphon harknessii N. A. Hopkins 1983-7-9 1156 Sierra c.1 mi SW of Calpine 1524 Comment
  CAS-BOT-BC494136  Leucanthemum vulgare William Harnach 2001-7-13 1026 Sierra Sierra Valley. 0.25 mi W of Strang Pond; approx. 1.5 to 2.0 mi W of Sierraville on Hwy 49 1503 Comment
  JEPS113916  Leucanthemum vulgare W. and N. Harnach 2001-7-13 1026 Sierra Sierra Valley, 0.25 miles west of Strang Pond. Approx. 1.5 to 2.0 miles west of Sierraville on Hwy 49. Comment
  UCD134121  Leucanthemum vulgare J. M. Tucker 1974-9-14 4340 Sierra Sierra-Yuba County Line: Rose Ranch, ca. 8 miles (by winding dirt road) northeast of Strawberry Valley (in Yuba County). Comment
  CAS-BOT-BC58254  Leucothoe davisiae John Gill Lemmon s.n. Sierra Near Webber & Gold Lakes. Comment
  CAS-BOT-BC58256  Leucothoe davisiae L. P. Janeway 1989-8-10 3572 Sierra Sierra City NE quad. Northeastern slopes between Haskell Pk. and Hwy. 89/Sulphur Cr. 2194 Comment
  CAS-BOT-BC59624  Leucothoe davisiae Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Salmon Lake. Comment
  JEPS48540  Leucothoe davisiae L. S. Smith 1927-8-12 2175 Sierra w Gold Lake (Gold Valley Range); , w of Gold Lake Comment
  UCD117519  Leucothoe davisiae Gerald Dickinson 1964-7-9 s.n. Sierra ca. 50 yards downstream from Upper Sardine Lake. Comment
  UCD117523  Leucothoe davisiae R. O. Hanes 1995-7-17 272 Sierra Tahoe Forest. Quartz Mtn. 1773 Comment
  UCD63705  Leucothoe davisiae Daniel Sanchez-Mata; Tomas Santamaria 2006-7-8 s.n. Sierra Forest City. Granite Mountain. Tahoe National Forest. Banner Mine Road to Harris Meadows. 1830 Comment
  JEPS72872  Lewisia cantelovii L. R. Heckard 1969-6-2 2289 Sierra bridge on route 49 ne Comptonville (se side of river); N. Fk. of Yuba River 701 Comment
  CAS-BOT-BC444105  Lewisia nevadensis G. L Smith 1959-6-20 1235 Sierra Summit Meadow, Yuba Pass 2042 Comment
  CHSC73425  Lewisia nevadensis B. Castro; L. Gehrung, H. Durio 1995-9-14 634 Sierra Mt. Fillmore Mdws: Mdw A. Ca 0.6 air mi SW of the top of Mt. Fillmore, and ca 0.5 mi SE of jeep trail 10E11, which traverses the headwaters of Pearson Ravine. Series of 4 meadows on NW-facing midslope terrace of mtn. In westernmost meadow. 2087 Comment
  CAS-BOT-BC444106  Lewisia nevadensis Catherine Best 1981-6-18 s.n. Sierra Near Packers Lake Comment
  CAS-BOT-BC444108  Lewisia nevadensis D. E. Breedlove 1962-6-13 3482 Sierra Along State Highway 89, 9.3 miles north of Sierraville 1524 Comment
  CHSC46729  Lewisia triphylla Lowell Ahart 1978-9-26 1811 Sierra On the bottom and sides of a stream, on the north side of Mt. Fillmore, about 12 miles north-east of La Porte. 2011 Comment
  CHSC63656  Lewisia triphylla B. Castro; L. Hanson, K. van Zuuk 1989-6-13 317 Sierra Ca 1.5 air mi N of Mt. Fillmore on Sawmill Ridge, off USFS Rd 22N21X. 1889 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
  UC54456  Lewisia triphylla H. M. Hall and E. B. Babcock July, 1903 4506 Sierra Gold Lake Sierra Nevada Mountains, Gold Lake 1950 Comment
  CAS-BOT-BC444498  Lewisia triphylla Anna Head 1920-6-15 s.n. Sierra Gold Lake, Feather River Region 1981 Comment
  CAS-BOT-BC444499  Lewisia triphylla Catherine Best 1981-6-18 s.n. Sierra Near Packers Lake Comment
  SJSU14227  Lewisia triphylla N. A. Hopkins 1989-7-15 1564 Sierra below Coburn L, Berry Cr drainage c. 5 mi S of Yuba Pass 2270 Comment
  CAS-BOT-BC272166  Leymus triticoides P. A. Lehenbauer 1937-6-8 108 Sierra 25 mi. w. of Reno, Nev. on Truckee R. at Iceland 1676 Comment
  CAS-BOT-BC272168  Leymus triticoides Alice Eastwood 1918-6-29 7931 Sierra Loyalton Comment
  SEINET11119457  Ligusticum apiifolium S. B. Doten 1901-7-1 s.n. Sierra N of Webber Lake. Comment
  SEINET11119511  Ligusticum apiifolium S. B. Doten 1901-7-1 s.n. Sierra N of Webber Lake. Comment
  CHSC57247  Ligusticum grayi L. P. Janeway 1984-8-11 982 Sierra Northwest of Sierra Buttes. 2316 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
  RSA252372  Ligusticum grayi R. F. Thorne, C. W. Tilforth 1969-9-6 39205 Sierra South of Haven Lake (between Goose and Snag Lakes). 1951 Comment
  CAS-BOT-BC509352  Lilium kelleyanum George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  CHSC43361  Lilium pardalinum subsp. pardalinum Lowell Ahart 1977-7-31 1508 Sierra 1/10 mile east of Port Wine Ridge Road, about 2 miles north of Scales. 1310 Comment
  JEPS62042  Lilium washingtonianum subsp. washingtonianum A. U. Ames 1913-6-30 6 Sierra Sierraville Comment
  JEPS4574  Limosella aquatica Rimo Bacigalupi with H. L. Mason and J. R. Sweeney 1953-7-8 4285 Sierra along road from Hawley RR station on W. R. main line to Loyalton middle Sierra Valley; middle of Sierra Valley 1481 Comment
  SJSU13896  Linanthus pungens N. A. Hopkins 1986-6-30 1344 Sierra bald ridge 2158 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
  JEPS102481  Lindernia dubia var. anagallidea Lowell Ahart 2001-9-28 9300 Sierra Around the drying ponds on the bottom of the Poverty Hill Hydraulic gold mine, north of Poverty Hill (town), about 4 miles (air) south of La Porte. 1524 Comment
  CHSC11387  Linnaea borealis var. longiflora Lowell Ahart 1970-7-5 Sierra At Poverty 1066 Comment
  SEINET12185669  Linum lewisii J. G. Lemmon 1874-1 31 Sierra Comment
  UCD110589  Linum lewisii Tim Metcalf 1973-5-27 97 Sierra 1 mile west of Loyalton on State Highway 49. 1493 Comment
  CHSC61897  Listera convallarioides Lowell Ahart 1993-9-10 7199 Sierra On the north side of Mount Fillmore, about 1 mile south-west of the dirt road from Gibsonville to Johnsville. 2133 Comment
  CHSC10581  Lithophragma glabrum Lowell Ahart 1969-5-27 Sierra Near Webber Lake by Highway 89. 2133 Comment
  SEINET6032231  Lithophragma glabrum W. Harnach, N. Harnach 1989-5-18 096 Sierra 0.5 miles E of Calpine, Calpine Ranch (home), Sierra Valley 1506 Comment
  UCR230937  Lithophragma heterophyllum George K. Helmkamp, E. A. Helmkamp 2011-6-9 17552 Sierra Northern Sierra Nevada Mountains Foothills, 7.1 miles north of Camptonville along CA-49, about 2.5 miles north of the Yuba Co. line 808 Comment
  SEINET12704679  Lithospermum ruderale W. Harnach, N. Harnach 1990-4-22 271 Sierra Sierra Valley, Approx 5 miles N of Sierraville on Hwy 49, Newman Point (W side of Hwy and up the slope) 1585 Comment
  SEINET8661893  Lomatium dissectum var. multifidum P. B. Kennedy, S. B. Doten 1901-7-12 152 Sierra Near Webber Lake Comment
  CAS-BOT-BC205250  Lomatium nudicaule James R. Shevock; Barbara Ertter 1986-6-1 11525 Sierra Northern Sierra Nevada. Toiyabe National Forest. Dog Valley, 6.1 miles west of Verdi and less than 1.5 mile from the Forest Service Guard Station 1800 Comment
  CDA11834  Lomatium nudicaule G. F. Hrusa, E. Sandoval 1993-5-3 11147 Sierra Sierra Valley; E side of Antelope Valley, 3 miles S of Loyalton Rd. (Hwy 49). Comment
  RSA788082  Lomatium nudicaule J. R. Shevock, Barbara Ertter 1986-6-1 11525 Sierra Toiyabe National Forest. Dog Valley, 6.1 miles west of Verdi and less than 1.5 mile from the Forest Service Guard Station. 1800 Comment
  CHSC66802  Lonicera conjugialis Vernon H. Oswald; Lowell Ahart 1996-8-19 8229 Sierra Lake of the Woods ca. 1.5 mi NE of Webber Lake. 2255 Comment
  RSA8079  Lonicera involucrata H. A. Barker 1927-6-28 745 Sierra Gold Lake 1954 Comment
  CDA27195  Lotus crassifolius D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-2 6 .316 Sierra Haypress Creek. Wild Plum Campground along Route 49. 0 Comment
  SEINET3557232 Image available Lotus crassifolius L. Constance 1938-6-8 2298 Sierra junction of North and South Fork of Yuba River, Sierra City 1372 Comment
  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
  POM310937  Ludwigia palustris var. pacifica H. L. Mason 1952-7-19 14454 Sierra Sierra Nevada: 1.5 miles east of Calpine at junction with Sierraville-Beckwourth road, Sierra Valley. 1524 Comment
  JEPS88193  Lupinus albicaulis Vernon H. Oswald and Lowell Ahart 1996-8-19 8191 Sierra 2.2 mi s of Highway 49 ( Yuba Pass-Weber Lake Road (Forest Rt 12), northern High Sierra Nevada,); northern High Sierra Nevada, Yuba Pass-Weber Lake Rd 2133 Comment
  SEINET12165535  Lupinus albicaulis F. H. Utech 1986-1 86 096 a Sierra Tahoe National Forest, Indian Valley, near junction of North Yuba River & Fiddle Bow Creek on CA 49 950 Comment
  SEINET530754  Lupinus albicaulis Paul Opler 2004-6-26 Sierra Packer Lake turnoff jct., Tahoe National Forest. Comment
  SEINET5327634  Lupinus andersonii W. Harnach, N. Harnach 1991-7-14 649 Sierra Approx 2 miles south of Yuba Pass campground. 2109 Comment
  JEPS87602  Lupinus apertus Lowell Ahart 1994-7-7 7448 Sierra about 1 1/2 mi (air) s Pilot Peak (on the se side of the dirt rd from Gibsonville to Sloat); Pacific Crest Trail, Bunker Hill Ridge 1981 Comment
  RSA8038  Lupinus apertus H. A. Barker 1927-7-17 809 Sierra Snake Lake 2043 Comment
  CHSC61790  Lupinus arbustus Lowell Ahart 1993-9-10 7193 Sierra Near the small stream, at the end of a poor dirt road where there is a camp and water ditch , on the n side of Mount Fillmore, about 1 mile south-west of the dirt road from Gibsonville to Johnsonville. 2133 Comment
  CHSC73419  Lupinus arbustus B. Castro; L. Gehrung, H. Durio 1995-9-14 614 A Sierra Ca 0.7 air mi SW of the top of Mt. Fillmore, and ca 0.3 mi SE of jeep trail 10E11, which traverses the headwaters of Pearson Ravine. At W edge of NW-facing midslope terrace of mountain. 2042 Comment
  SEINET5327875  Lupinus arbustus W. Harnach, N. Harnach 1989-5-9 64 Sierra Sierra Valley; Calpine Ranch (home) 1506 Comment
  SJSU13937  Lupinus arbustus N. A. Hopkins 1986-6-30 1338 Sierra bald ridge 2158 Comment
  UC865230  Lupinus arbustus Lewis S. Rose 1934-7-3 34311 Sierra Gold Lake 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
  SJSU14258  Lupinus argenteus var. heteranthus N. A. Hopkins 1989-7-1 1551 Sierra between Yuba Pass & Webber L, 1-2 mi N of Henness Pass 2072 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
  UCD106806  Lupinus argenteus var. heteranthus N. Hopkins 1982-6-19 1061 Sierra near Boondoggle. Ca. 1 mi S. Capine. 1828 Comment
  SEINET8665944  Lupinus bicolor W. Harnach 2013-4-25 1310 Sierra 1.5 miles west of Downieville on Hwy 49 at Rosassaco Ravine. 880 Comment
  UCR249167  Lupinus bicolor George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20794 Sierra Northern Sierra Nevada Mountains Foothills, Along CA-49, 1.9 miles NE of the Yuba County line, NE of Camptonville 796 Comment
  UC54405  Lupinus breweri H. M. Hall and E. B. Babcock July, 1903 4507 Sierra Gold Lake; Sierra Nevada Mountains, Gold Lake 1950 Comment
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Mar 19 2019
  HSC14902  Lupinus breweri R. Spellenberg 1964-6-14 386 Sierra 7 mi. W of Sierraville on Hwy. 49 Comment
  CAS-BOT-BC196687  Lupinus breweri var. breweri Catherine Best 1984-6-19 995 Sierra On Hwy. 49 at the Yuba Summit Comment
  CAS-BOT-BC196690  Lupinus breweri var. breweri Joseph Gerber 1953-7-4 3 Sierra Lake Independence 2133 Comment
  RSA32814  Lupinus breweri var. breweri A. A. Heller 1940-7-25 s.n. Sierra Junction of Horse Camp and Panther Meadow roads on Mt. Shasta. Comment
  JEPS96061  Lupinus breweri var. grandiflorus Vernon H. Oswald and Lowell Ahart 1996-8-19 8218 Sierra Northern High Sierra Nevada. Yuba Pass-Weber Lake Road (Forest Rt. 12) 1.5 mi S of the road to Haypress Valley. Comment
  SEINET530756  Lupinus caudatus subsp. caudatus Paul Opler 2003-6-29 Sierra 1 mi E of Calpine Comment
  HSC14913  Lupinus grayi R. Spellenberg 1964-6-14 385 Sierra Ca. 4 mi. W of Sierraville Comment
  JEPS46226  Lupinus grayi L. S. Smith 1926-5-13 1818 Sierra Milton Comment
  RSA232253B  Lupinus grayi James Henrickson 1969-5-25 3442 Sierra Ca. 45 miles northeast of Yuba City, 7 miles west of Downieville, 4 miles east of Yuba county border. Comment
  SEINET10490338  Lupinus grayi Duane Isely 1965-5-29 Isely 9651 Sierra Under pines and on roadside cut, state #49, ca 1/2 mi. Ne crossing of n yuba River. Comment
  UCR77870  Lupinus latifolius var. columbianus Forest Sheehan 1970-7-7 6 Sierra Sierra Nevada Mountains, Near Scales. 1372 Comment
  UCD108244  Lupinus lepidus var. confertus A. H. Frederick 1925-6-29 s.n. Sierra about Downieville. Comment
  CHSC50833  Lupinus lepidus var. sellulus Vernon Oswald; Lowell Ahart 1990-7-25 4391 Sierra Ca. 0.25 mi south of Staverville Rd, ca. 1 mi west of Balls Ranch. 1935 Comment
  UCR206983  Lupinus nanus George K. Helmkamp, E. A. Helmkamp 2009-5-28 14840 Sierra Northern Sierra Nevada Foothills, along CA-49, 1.6 miles north of the Yuba County line 902 Comment
  UC1609019  Lupinus obtusilobus Lowell Ahart 1993-9-10 7213 Sierra about 1 1/2 mi s dirt road from Gibsonville to Johnsville n side Mount Fillmore; n side Mount Fillmore 2286 Comment
  CHSC92054  Lupinus polyphyllus var. burkei Lowell Ahart 2005-8-30 12347 Sierra On a gravel bar, on the east side of Pass Creek, about 1/8 mile south of French Meadow, about 2 1/2 miles west of Webber Lake. 2032 Comment
  SD147557  Lupinus polyphyllus var. burkei Gordon H. True 1966-7-21 3098 Sierra Sierra Valley, ca., 1.0 mile north of Sattley. 1493 Comment
  SEINET10452653  Lupinus sellulus Mary Susan Taylor 1982-7-19 Taylor 4884 Sierra T19N R16E sw sec 18. Between Hwy 89 and Little Truckee River, ca. 1/4 mi n of Little Truckee Campground, ca. 12 mi sw of Sierraville. Comment
  SD123466  Luzula comosa var. comosa Robert F. Thorne 1974-7-30 45043 Sierra Tahoe National Forest, Goose, Haven and Snag Lake areas. 2057 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
  CHSC60626  Luzula comosa var. laxa L. P. Janeway 1984-7-29 951 Sierra About 3 1/2 mi southeast from Gold Lake, near Road 28 (21N11). Ridgetop/saddle. 2225 Comment
  CHSC72470  Luzula comosa var. laxa L. P. Janeway 1998-7-24 5830 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
  UC1586497  Luzula comosa var. laxa Lowell Ahart 1991-7-22 6687 Sierra In French Meadow, near a small branch of Pass Creek, about 1/4 mile south of Henness Pass Road, about 3 miles north-west of Webber Lake 2133 Comment
  HSC93193  Luzula divaricata Vernon H. Oswald, L. Ahart 1996-8-19 8203 Sierra Yuba Pass-Weber Lake Rd., 1.2 mi. S of the rd. to Lincoln Valley 2348 Comment
  JEPS96056  Luzula subcongesta Vernon H. Oswald and Lowell Ahart 1996-8-19 Sierra Yuba Pass-Weber Lake Rd (Forest Rt. 12) just s road to Lincoln Valley; northern High Sierra Nevada 2255 Comment
  JEPS125822  Luzula subsessilis William Harnach 2013-4-25 1319 Sierra 1.6 miles West of Goodyears Bar on Highway 49 and North of the Ramshorn campground. Comment
  UCD40308  Luzula subsessilis Rodney Gale Myatt 1971-7-3 820 Sierra Hillside above Hwy 49, just to the north of Yuba River. Near Oregon Creek, Alleghany Road, and Sierra County line. 195 Comment
  JEPS125691  Lysimachia latifolia William Harnach 2013-5-1 1324 Sierra 1.6 miles of West of Goodyears Bar on Highway 49 and North of the Ramshorn campground. Comment
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Apr 9 2017
  CAS-BOT-BC342600  Madia W. Harnach; N. Harnach 1990-9-3 527 Sierra Sierra Valley. Just south of the gate to the Fisher field 1496 Comment
  SJSU12112  Madia elegans N. A. Hopkins 1983-6-15 1138 Sierra Upper Long Valley W of Bordertown 1584 Comment
  UC1069856  Madia elegans E. Sawyer 1935-6-28 247 Sierra 5 mi nne Sattley; Sierraville Quad. 1493 Comment
  UCD135642  Madia elegans Bruce G. Baldwin 1985-8-26 507 Sierra 2 miles south of California State Highway 49 on Smithneck Road (0.2 mile south of Rancho Circle Drive). Comment
  CHSC80927  Madia elegans subsp. elegans Lowell Ahart 2001-8-10 9098 Sierra About 10 feet north 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
  UCD167589  Madia exigua Chuck Hughes 2016-6-15 463 Sierra Along the west side of Plumbago Road, on the north side of Kanaka Creek. 1155 Comment
  JEPS30005  Madia glomerata W. L. Jepson 1934-8-2 16794 Sierra 2 mi e Bassett Sta. (Pioneer Sta.); North Fork Yuba River 1706 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
  UCD22391  Madia glomerata Ellen Dean; Art Shapiro, Davis Botanical Society 2002-9-28 1307 Sierra Sierra Valley Orientation turn-out along Hwy 49, 6-7 mile rd mi W of Sierraville. 1828 Comment
  CAS-BOT-BC342877  Madia glomerata Bruce G. Baldwin 1985-8-25 503 Sierra 0.7 miles north of junction with California State Highway 49 along California State Highway 89 (north of Sierraville) Comment
  JEPS108728  Madia gracilis Lowell Ahart 2006-6-21 12804 Sierra On the west side of the Foote Road, about 3.7 miles (by road) southwest of Alleghany 1093 Comment
  SEINET8491472  Maianthemum racemosum W. Harnach, N. Harnach 1990-6-30 439 Sierra Sierra Valley, Yuba Pass. 2042 Comment
  CHSC94158  Malacothrix clevelandii Lowell Ahart 2006-6-21 12816 Sierra On the south side of the Foote Road, about 2.7 miles (by road) southwest of Alleghany. 1103 Comment
  SEINET11718397  Marsilea oligospora J. G. Lemmon n d 227 Sierra no further locality Comment
  CAS-BOT-BC271802  Melica bulbosa John Thomas Howell; Gordon H. True 1970-7-14 5504 Sierra At Verdi Peak Lookout, Vierdi Range, Sierra Nevada 2560 Comment
  CDA11875  Melica bulbosa G. F. Hrusa, J. Jokerst 1991-7-5 8536 A Sierra Sierra Valley Region; Lower slopes on W side of Antelope Valley. Comment
  CAS-BOT-BC282069  Melica fugax S. B. Doten 1901-7-2 83 Sierra Webber Lake Comment
  SEINET10599381  Melica fugax Lowell Ahart 1995-8-7 Ahart 7600 Sierra T22N, R10E, north-east 1/4 Section 16. Normal size plants, on dry bare soil on the south side of the Pacific Crest Trail, on Bunker Hill Ridge, about 1/2 mile (air) south-west of Pilot Peak. Common. Red Fir Forest. 2012 Comment
  UCD32553  Melica geyeri Beecher Crampton 1954-5-11 1898 Sierra Sierra County, 4 miles east of Downieville, north Yuba River canyon. 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-BC281378  Melica harfordii Catherine Best 1984-6-30 1019 Sierra Herringtons, Sierra City Comment
  SEINET11678861  Melica imperfecta J. G. Lemmon 1874-1 224 Sierra Sierra Co. &c. Comment
  RSA129333  Melica stricta G. T. Nordstrom 1936-7-8 904 Sierra 2.25 miles NNW of Dog Valley. 2134 Comment
  JEPS26708  Mentzelia dispersa W. L. Jepson 1896-8-26 14044 Sierra near Reno (on the California-Nevada line (but in California)); Dog Valley Comment
  SJSU12033  Menyanthes trifoliata N. A. Hopkins 1984-8-16 1236 Sierra Coburn L c. 4 mi SSE of summit of Yuba Pass 2286 Comment
  CAS-BOT-BC428462  Micranthes aprica W. Harnach; N. Harnach 1989-4-8 012 Sierra Sierra Valley. Calpine Ranch (home). 1508 Comment
  SJSU11957  Micranthes nidifica N. A. Hopkins 1972-6-17 473 Sierra by inlet to Packer L 1920 Comment
  CHSC53172  Micranthes odontoloma L. P. Janeway 1989-8-18 3603 Sierra Plumas National Forest. Near top of ridge 1/2 mi SE of Chapman Saddle; ca 2 1/4 mi SE of Haskell Pk. Creekside stringer. 2072 Comment
  CHSC66823  Micranthes odontoloma Vernon H. Oswald; Lowell Ahart 1996-8-19 8205 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. Along the creek. 2225 Comment
  SEINET6167431  Micranthes oregana W. Harnach, N. Harnach 1989-5-13 094 Sierra Sierra Valley, 0.5 miles S of Sattley, Martinetti Ranch. 1518 Comment
  CHSC32075  Microseris nutans L. Ahart 1975-8-17 948 Sierra Near edge of Jones Valley, 3 mi w and 2 mi s of Webber Lake. 2286 Comment
  RSA286287  Microseris nutans R. F. Thorne 1974-7-30 45046 Sierra Tahoe National Forest: Goose, Haven and Snag Lakes area. 2058 Comment
  SCFS454  Mimulus aurantiacus M. Wheelis 1964-6-25 94 Sierra 3 mi W of Downieville, Hwy 49 914 Comment
  UCD122212  Mimulus aurantiacus N. Hopkins 1975-6-16 667 Sierra by trail above Pauley Cr. between 2nd and 3rd Divides. Comment
  UC1577080  Mimulus aurantiacus var. grandiflorus A. Lewis 1934-8-5 525 Sierra 4 1/2 mi w Sierra City; Tahoe National Forest, Downieville Quadrangle Comment
  RSA14132  Mimulus aurantiacus var. grandiflorus Elmer I. Applegate 1934-5-2 8897 Sierra Sierra city, dry hillside along highway Comment
  UCD122314  Mimulus aurantiacus var. grandiflorus P. B. Kennedy 1927-5-30 s.n. Sierra N. fork of Yuba. Comment
  RSA8001  Mimulus breweri H. A. Barker 1927-8-4 839 Sierra Gold Lake. 1982 Comment
  RSA8004  Mimulus breweri H. A. Barker 1927-6-22 723 Sierra Gold Lake. 2073 Comment
  SDSU10771  Mimulus floribundus D. F. Howe 1964-7-28 3883 Sierra 5.5 miles S of Gold Lake Lodge, Tahoe National Forest. 1829 Comment
  RSA0114284  Mimulus lewisii L. Ahart 2005-8-30 12346 Sierra On the east side of Pass Creek, about 1/8 mile south of French Meadow, about 2 1/2 miles west of Webber Lake. 2033 Comment
  UC335545  Mimulus lewisii J. G. Lemmon Aug. 1878 Sierra Webber Lake 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
  JEPS16858  Mimulus moniliformis John Gill Lemmon 1889-7-8 Sierra Gold Lake Comment
  POM161629  Mimulus nanus var. jepsonii R. C. Bacigalupi 1927-7-4 1625 Sierra North Fork of Yuba River, 2 miles west of Yuba Park. 1921 Comment
  JEPS16857  Mimulus nanus var. mephiticus John G. Lemmon July, 1887 Sierra Webber Lake Comment
  SBBG45751  Mimulus primuloides K. K. Muller 1963-8-15 1236 Sierra 5 mi S of Gold Lake Comment
  UC335554  Mimulus primuloides J. G. Lemmon Aug. 1878 Sierra Webber Lake Comment
  UC335547  Mimulus tilingii unknown July 1883 Sierra Webber Lake Comment
  POM203512  Mimulus tilingii L. S. Rose 1934-7-13 34363 Sierra Gold Lake 1951 Comment
  RSA21961  Mimulus torreyi H. C. Cantelow 1938-7-2 2370 Sierra 2 miles east of Downieville. Comment
  SEINET10570282  Mimulus torreyi John T. Middleton 1938-7-18 Middleton s.n. Sierra Stanikalas national forest. Comment
  CAS-BOT-BC388601  Minuartia douglasii M. Nakagawa No date on label 45 Sierra Hwy 49, .2 miles E. of Shananigan Flat Road Comment
  CAS-BOT-BC432929  Mitella breweri H. Albert Barker 1926-7-3 64 Sierra Packer Lake 1950 Comment
  CAS-BOT-BC432930  Mitella breweri Roxana S. Ferris 1926-9-7 6843 Sierra Summit of Ebbetts Pass Comment
  JEPS95547  Mitella breweri Lowell Ahart 1994-7-1 7431 Sierra 11 air miles NE of Alleghany (S of the larger pond, N side of Henness Pass Road, at Keystone Gap, E of Keystone Mountain, 1 1/2 mi NE of Middlewaters) 1889 Comment
  CAS-BOT-BC432928  Mitella breweri Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Hawley Canon [Canyon] Comment
  UC66427  Mitella breweri P. B. Kennedy and S. B. Doten 1901-7-19 192 Sierra near Lincoln Valley Comment
  JEPS124563 Image available Monardella lanceolata M. R. Kempf 1965-6-29 220 Sierra South facing road bank .3 miles Northeast of Goodyears Bar on HWY 49. Comment
  CHSC52047  Monardella odoratissima subsp. pallida L. P. Janeway 1989-7-28 3534 Sierra Plumas National Forest. Slopes between Haskell Pk and hwy 89/ Sulfur Cr. 2179 Comment
  CHSC64317  Monardella odoratissima subsp. pallida H. H. Schmidt; M. Merello, L. Woodruff 1993-6-13 855 Sierra Tahoe National Forest. On state highway 89 at Calpine. 3 miles N of junction with state highway 49. 1585 Comment
  CHSC67825  Monardella odoratissima subsp. pallida James D. Jokerst 1989-7-14 3135 Sierra Balls Ranch Surveys. Adjacent to Staverville Rd. in Balls Canyon ca. 0.33 mi E of Balls Ranch. 1828 Comment
  CHSC67826  Monardella odoratissima subsp. pallida James D. Jokerst 1990-7-27 3163 Sierra Balls Ranch Surveys for Jones and Stokes. Burma Summit, 6 mi SE of Loyalton. 2468 Comment
  CHSC67839  Monardella odoratissima subsp. pallida James D. Jokerst 1990-7-27 3161 Sierra Balls Ranch Surveys for Jones and Stokes. Burma Summit, 6 mi SE of Loyalton. 2468 Comment
  RSA286295  Monardella odoratissima subsp. pallida Robert F. Thorne 1974-7-30 45041 Sierra Tahoe National Forest: Goose, Haven and Snag Lakes areas. 2058 Comment
  SEINET3559215 Image available Monardella odoratissima subsp. pallida Lewis S. Rose 1934-7-12 34350 Sierra Gold Lake. 1951 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
  JEPS124560 Image available Monardella villosa subsp. sheltonii Joe Ammirati 1964-6-25 112 Sierra Goodyear Bar turnoff on Highway 49 4 miles from Downieville. Comment
  CAS-BOT-BC444749  Montia chamissoi Rimo Bacigalupi 1927-7-4 1604 Sierra Along banks of north fork of Yuba River 2 miles west of Yuba Pass 1920 Comment
  CDA11857  Montia chamissoi G. F. Hrusa, J. Jokerst 1991-7-5 8557 A Sierra Sierra Valley Region; Antelope Valley immediately S of Golden Dome. Comment
  SEINET9140950  Montia chamissoi W. Harnach, N. Harnach 1990-5-13 311 Sierra Sierra Valley, 0.5 miles S of Sattley, Martinetti Ranch. 1518 Comment
  UCD84112  Montia linearis Ayzik Solomeshch 2009-6-7 s. n. Sierra Sierra Valley, Bradley Ranch, along Calpine Rd, ca. 100 m N from the road. 1495 Comment
  CAS-BOT-BC445059  Montia linearis W. Harnach; N. Harnach 1990-6-6 346 Sierra Sierra Valley. Martinetti Ranch 1517 Comment
  SJSU12155  Montia linearis N. A. Hopkins 1983-5-23 Sierra 1.5 mi S of Calpine, Sierra Valley 1524 Comment
  SBBG129103  Montia parvifolia G. K. Helmkamp, E. A. Helmkamp 2013-6-5 20759 Sierra CA-49, 1.2 mi N of the Yuba County line 901 Comment
  UCR206329  Montia parvifolia George K. Helmkamp, E. A. Helmkamp 2009-5-28 14859 Sierra Northern Sierra Nevada Foothills, along CA-49, 1.8 miles north of the Yuba County line0 884 Comment
  CAS-BOT-BC494119  Muhlenbergia richardsonis W. Harnach; N. Harnach 2000-9-9 1007 Sierra Sierra Valley. 1 mi E of Calpine and 0.75 mi N of Calpine Rd (home) 1502 Comment
  UC333347  Muilla transmontana unknown Sierra Gold Lake Comment
Read comments
May 19 2012
  CAS-BOT-BC392273  Myosurus apetalus R. K. Gierisch; D. H. Esplin 1969-6-27 3501 Sierra Tahoe National Forest Comment
  SEINET12097219  Myosurus apetalus J. G. Lemmon 1874-1 2 Sierra Passing to m minimus Comment
  SEINET8917241  Myriopteris gracillima W. Harnach 2013-7-27 1375 Sierra Along Meadow Lake Road (S of Webber Lake), 3.25 miles S of Jackson Meadows Road. 2169 Comment
  SEINET12279917  Nama aretioides J. G. Lemmon 1874-1 174 Sierra Comment
  UC54509  Nama lobbii H. M. Hall and E. B. Babcock July, 1903 4490 Sierra Sardine Lake; Sierra Nevada Mountains, Sardine Lake 1828 Comment
  JEPS125814  Nasturtium officinale William Harnach 2015-10-6 1457 Sierra 2.2 miles East of Highway 49 on Lemmon Canyon Road, East of Sierraville. Comment
  CAS-BOT-BC60325  Nasturtium officinale W. Harnach; N. Harnach 1989-5-13 082 Sierra Sierra Valley. Martinette Ranch (Elvers). 1517 Comment
  SEINET14051958  Navarretia breweri W. Harnach, N. Harnach 1989-5-9 70 Sierra Sierra Valley, Approx 5 miles N of Sierraville on Hwy 49, Newman Point (Rice on map). 1524 Comment
  CHSC108113  Navarretia capillaris Lowell Ahart 2011-9-23 17704 Sierra About 50 yards north of Pass Creek, about 350 yards south of Hennas Pass Road, west of French Meadow, east of Forest Road 70, about 3 miles (air) northwest of Webber Lake. 2016 Comment
  CHSC60610  Navarretia capillaris L. P. Janeway 1984-8-18 1015 Sierra Meadow at second switchback down the road from Packers Saddle toward Packer Lake. 1965 Comment
  CHSC73423  Navarretia capillaris B. Castro; L. Gehrung, H. Durio 1995-9-14 633 Sierra Mt. Fillmore Mdws: Mdw A. Ca 0.6 air mi SW of the top of Mt. Fillmore, and ca 0.5 mi SE of jeep trail 10E11, which traverses the headwaters of Pearson Ravine. Series of 4 meadows on NW-facing midslope terrace of mtn, feeding Pearson Ravine via springs and cascades. 2087 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
  SJSU12199  Navarretia divaricata N. A. Hopkins 1983-7-9 1160 Sierra c. 1 mi SW of Calpine 1524 Comment
  CHSC115173  Navarretia divaricata subsp. divaricata Lowell Ahart 2015-6-7 20217 A Sierra Along the dirt road, Lava Top, about 2 1/4 miles (air) north of the bridge across Fall River, about one mile southeast of Cascade, about 7 miles (air) northeast of Feather Falls, about 10 miles (air) west of La Porte. 1411 Comment
  CHSC83812  Navarretia divaricata subsp. divaricata James D. Jokerst 1986-6-19 2644 Sierra Turner property, S end of Sierra Valley, E and adjacent to Hwy. 49 ca. 1 mi NW of junction with Hwy. 89. Knoll 5442. 1658 Comment
  JEPS70323  Navarretia intertexta W. L. Jepson 1896-8-26 15014 Sierra w of Reno, Nevada; Dog Valley 1828 Comment
  UCD106101  Navarretia intertexta N. Hopkins 1981-7-1 152 Sierra 1 mile S of Calpine. Comment
  UCD84216  Navarretia intertexta subsp. intertexta Ayzik Solomeshch 2009-6-8 s. n. Sierra Sierra Valley, Roen Ranch, along Westside Rd, ca. 2 km N of the intersection of Westside and Calpine Roads, ca. 1 km east of Westside Rd. 1493 Comment
  JEPS4098  Navarretia intertexta subsp. propinqua Rimo Bacigalupi with H. L. Mason and J. R. Sweeney 1953-7-8 4288 Sierra along road from Hawley railroad station on Western Pacific main line to Loyalton; Sierra Valley 1481 Comment
  SD42516  Navarretia leptalea Carl B. Wolf 1937-8-6 9058 Sierra Northern Sierra Nevada, Church Meadows, SE. of Gold Lake 2042 Comment
  UC2022571  Navarretia leptalea Lewis S. Rose 1934-7-4 34316 Sierra Gold Lake. Comment
  OBI11483  Navarretia leptalea Carl B. Wolf 1937-8-6 9058 Sierra N Sierra Nevada, Church Meadows, SE of Gold Lake 2042 Comment
  RSA469429  Navarretia leptalea C. B. Wolf 1937-8-6 9058 Sierra Northern Sierra Nevada, Church Meadows, SE of Gold Lake. 2043 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
  UC54536  Navarretia leptalea subsp. leptalea H. M. Hall and E. B. Babcock July, 1903 4470 Sierra Sierra Valley Sierra Nevada Mountains, Sierra Valley 1524 Comment
  JEPS4101  Navarretia leucocephala subsp. minima Rimo Bacigalupi with H. L. Mason and J. R. Sweeney 1953-7-8 4286 Sierra along road from Hawley railroad station on Western Pacific main line to Loyalton; Sierra Valley 1481 Comment
  UC1124110  Navarretia leucocephala subsp. minima H. S. Yates 1935-6-28 5275 Sierra 5.25 mi nne Sattley; Sierraville Quad. 1493 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
  SEINET8075303  Navarretia leucocephala subsp. minima Lewis S. Rose 1968-6-9 68082 Sierra Sattley.; 0 1524 Comment
  SEINET5906103 Image available Navarretia minima L. S. Rose 1968-1 68082 Sierra Sattley. 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
  JEPS110049  Nemophila parviflora var. austiniae Lowell Ahart 2006-6-21 12833 Sierra About 30 yards east of Lucky Dog Creek, about 100 yards west of the road, about 2 1/2 miles (by road) west of Forest 1397 Comment
  UC606946  Nemophila parviflora var. austiniae L. Constance 1938-6-9 2304 Sierra 2.4 mi nw Sattley (e side of Yuba Pass); e side Yuba Pass, nw of Sattley 1524 Comment
  SJSU8207  Neoholmgrenia andina W. Savage 1964-6-30 336 Sierra 2 mi E of Calpine, 100 yards S of County Rd A 23 1371 Comment
  CAS-BOT-BC60561  Noccaea fendleri subsp. glauca Lowell Ahart 1975-6-28 s.n. Sierra Sierra Nevada. 2 miles east of Gibsonville. 1981 Comment
  SEINET11602184 Image available Nothocalais troximoides W. Harnach, N. Harnach 1989-5-21 111 Sierra Sierra Valley, E of Calpine, Calpine Ranch (home).; 39.675619 -120.422666 1506 Comment
  UCD110238  Notholithocarpus densiflorus var. echinoides J. M. Tucker 1974-9-14 4336 Sierra Across the road from, and near the main entrance to Rose Ranch, ca. 8 miles (by road) northeast of Strawberry Valley (in Yuba County), on Sierra-Yuba county line. 1371 Comment
  CAS-BOT-BC400064  Nuphar polysepala H. Albert Barker 1926-7-20 142 Sierra Summit Lake 2072 Comment
  CAS-BOT-BC400065  Nuphar polysepala Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Salmon Lake (Lower) Comment
  CHSC50836  Oenothera deltoides subsp. piperi Vernon Oswald; Lowell Ahart 1990-7-25 4393 Sierra Staverville Rd ca. 0.5 mi east of Balls Ranch. On a roadside slope. 1798 Comment
  CAS-BOT-BC349947  Onopordum acanthium T. C. Fuller 1964-12-2 12918 Sierra At the top of the n. bank of Sunrise Creek, ca. 1 mi. n.w. of Verdi, Nevada, 100 yds s. of Dog Valley Rd. & 100 yds. w. of the Stateline in Sierra Co. Comment
  CAS-BOT-BC355584  Oreostemma alpigenum var. andersonii L. P. Janeway 1992-8-26 4292 Sierra Plumas National Forest, Beckwourth Ranger District. 1.1 mi northeast of Haskell Peak, 1 mi southeast of Haskell Ravine, 0.9 mi northwest of Chapman Saddle 2148 Comment
  CAS-BOT-BC355588  Oreostemma alpigenum var. andersonii John Thomas Howell 1951-8-21 28268 Sierra Yuba Pass 2042 Comment
  CHSC56841  Oreostemma alpigenum var. andersonii L. P. Janeway 1991-9-23 4143 Sierra Plumas National Forest. Near head of a tributary of Sulphur Creek, 1/4 mi east of Chapman Saddle and 2 mi east-southeast of Haskell Peak. 2042 Comment
  CHSC59675  Oreostemma alpigenum var. andersonii L. P. Janeway 1992-8-26 4292 Sierra Plumas National Forest. 1.1 mi northeast of Haskell Peak, 1 mi southeast of Haskell Ravine, 0.9 mi northwest of Chapman Saddle. 2148 Comment
  JEPS118128  Oreostemma alpigenum var. andersonii Dean W. Taylor 2009-8-4 20730 Sierra headwaters of Deer Creek, tributary to Yuba River at Bassetts (Yuba Pass region) 2087 Comment
  UC86920  Oreostemma alpigenum var. andersonii J. G. Lemmon 1875-1 128 Sierra Comment
  CHSC42002  Orobanche fasciculata Lowell Ahart 1973-5-25 243 Sierra Found about 4 miles south-west of Alleghany. 914 Comment
  JEPS88075  Orthilia secunda Vernon H. Oswald and Lowell Ahart 1996-8-19 8200 Sierra 1.2 mi s of the road to Lincoln Valley (Yuba Pass-Weber Lake Road (Forest Route 12), Northern High Sierra Nevada); Northern High Sierra Nevada, Yuba Pass-Weber Lake Road 2346 Comment
  RSA0083185  Orthilia secunda L. S. Rose 1934-7-20 34396 Sierra Gold Lake. 1951 Comment
  RSA151642  Orthocarpus campestris R. C. Bacigalupi, H. L. Mason, J. R. Sweeney 1953-7-8 4292 Sierra Middle of Sierra Valley, along road southward from Hawley RR Station on the WP RR (main line) to Loyalton. 1482 Comment
  UCD123231  Orthocarpus cuspidatus subsp. copelandii N. Hopkins Date Unknown 1103 Sierra Tahoe Forest, Bald Mtn. Comment
  RSA152461  Orthocarpus hispidus R. C. Bacigalupi, H. L. Mason, J. R. Sweeney 1953-7-7 4273 Sierra Near Calpine, Sierra Valley. 1494 Comment
  SEINET12270147  Orthocarpus hispidus J. G. Lemmon 1874-1 159 Sierra Sierra Co. &c Comment
  JEPS15888  Osmorhiza berteroi W. L. Jepson 1934-8-3 16824 Sierra 2 mi e Bassett sta.; North Fork Yuba River, Pioneer road sta. Comment
  SEINET11132603  Osmorhiza berteroi W. Harnach, N. Harnach 1991-7-14 625 Sierra Sierra Valley, Coburn Lake, ca 0.25 mile below outlet to lake. 2280 Comment
  UCR206320  Osmorhiza chilensis George K. Helmkamp, E. A. Helmkamp 2009-5-28 14863 Sierra Sierra Nevada Mountains Foothills, above the Yuba River along CA-49, 2.3 miles north of the Yuba Co. line 851 Comment
  CHSC84985  Oxypolis occidentalis Lowell Ahart 2003-10-11 10626 Sierra Meadow, about 200 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. 1371 Comment
  CHSC44888  Packera cana Lowell Ahart 1977-8-2 1522 Sierra On an open ridge, on the west side of Mount Fillmore, near the summit, about 12 air miles north-east of La Porte. 2194 Comment
  CAS-BOT-BC317117  Packera pseudaurea var. pseudaurea Harvey Monroe Hall; E. B. Babcock 1903-7-1 4478 Sierra Sierra Nevada Mountains. Sierraville. Comment
  CAS-BOT-BC317148  Packera streptanthifolia L. S. Smith 1928-7-22 2497 Sierra Tahoe National Forest, Webber lake 2042 Comment
  UC53868  Packera streptanthifolia H. M. Hall and E. B. Babcock July 1903 4473 Sierra Sierraville Sierra Nevada Mountains, Sierraville 1524 Comment
  SEINET11744998 Image available Packera streptanthifolia W. Harnach, N. Harnach 1989-5-13 087 Sierra Sierra Valley. Martinetti Ranch (Elvers) 1518 Comment
  JEPS25523  Paeonia brownii Rimo Bacigalupi with Lincoln Constance 1959-6-15 7134 Sierra along road to Loyalton 5 mi n Sierraville (at base of hills bordering e edge of Valley); Sierra Valley Comment
  SEINET5845275  Paeonia brownii P. B. Kennedy, S. B. Doten 1901-7-2 79 Sierra [Sierra Nevada] Webber Lake Comment
  CHSC110870  Parnassia palustris Tim Hanson 2013-8-28 5 Sierra Northern High Sierra Nevada. On the south bank of Slate Creek approxamately .8 air km southeast of Gibsonville. 1637 Comment
  CHSC52958  Pedicularis attollens L. P. Janeway 1989-8-10 3571 Sierra Plumas National Forest. NE'ern slopes between Haskell Pk and Hwy 89/Sulphur Cr. 2194 Comment
  CHSC43890  Pedicularis attollens subsp. attollens L. P. Janeway 1984-8-26 1073 Sierra Snag Lake. 2026 Comment
  SEINET13752058  Pedicularis groenlandica W. Harnach, N. Harnach 1990-6-30 424 Sierra Sierra Valley, Yuba Pass 2042 Comment
  UC1125737  Pedicularis groenlandica H. S. Yates 1935-6-29 5297 Sierra 1 mi e of Sardine Valley; Tahoe National Forest 1859 Comment
  PASA171  Pedicularis groenlandica Margaret Stason 1932-6-21 Sierra Near Hobarts mill Comment
  UC1563296  Pedicularis racemosa V. Oswald, L. Ahart, and L. Hanson 1990-8-14 4438 Sierra 0.5 air mi ne of Scales (e side of Forest Road 20N35) 1310 Comment
  SJSU4972  Pedicularis semibarbata N. A. Hopkins 1968-7-5 153 Sierra 0.5 mi W of Packer L 2072 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
  CHSC110874  Pellaea brachyptera Tim Hanson 2013-9-16 8 Sierra Northern High Sierra Nevada. On the southeast side of Sawmill Ridge approximately 2.1 air km north of Howland Flat and 200 m southwest of Road 800. 1750 Comment
  RSA686805  Pellaea brachyptera T. R. Pray 1957-7-12 1072 Sierra East of Sierra City Comment
  RSA686806  Pellaea brachyptera Robert Gustafson 1987-6-11 3486 a Sierra Wild Plum campground off highway 49 near Sierra City 1280 Comment
  CHSC10627  Pellaea bridgesii Lowell Ahart 1967-9-29 Sierra Near Webber Lake. 2438 Comment
  UC1063616  Pellaea bridgesii H. S. Yates 1935-6-29 5289 Sierra 1 mi n Gold Lake; Plumas Nat'l Forest, Downieville Quadrangle Comment
  UC1609403  Pellaea bridgesii Lowell Ahart 1993-9-24 7255 Sierra e of stream on n side of Mt Fillmore (w of the poor dirt rd that ends at a stream, about 3/4 mi s of dirt rd from Gibsonville to Johnsville) 2133 Comment
  SEINET10929436  Pellaea bridgesii John G. Lemmon 1872-1 Lemmon s.n. Sierra Mts. of Webber Lake; rare! Comment
  SEINET11718067  Pellaea bridgesii L. Ahart, Ahart, P. 1983-1 4469 Sierra N side of Milton Reservoir, near Jackson Meadow Reservoir, both sides of road 1800 Comment
  UC338824  Pellaea bridgesii J. G. Lemmon 690 Sierra Mts of Webber Lake Webber Lake Comment
  POM148092  Penstemon azureus subsp. azureus George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  CHSC79837  Penstemon deustus G. F. Hrusa; E. Sandoval 1993-5-30 11154 Sierra Sierra Valley Region. E side of Antelope Valley, 3 miles S of Loyalton Rd. (Hwy 49). [Original lat./long. on label is '39 39 N; 120 16 W']. 1650 Comment
  NY591829  Penstemon deustus var. pedicellatus F. W. Pennell 1940-6-12 25838 Sierra Route 89, along Gold Creek, south of Sierraville. 1737.4 Comment
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Feb 25 2014
  CHSC37230  Penstemon deustus var. suffrutescens L. Ahart 1982-7-28 3687 Sierra Ca. 1/4 mi n of Pacific Mine, ca. 5 mi e of La Porte. 518 Comment
  NY600704  Penstemon gracilentus M. J. Williams 1983-8-7 83133- 1 Sierra Verdi Ridge, above Dog Valley 2316.5 Comment
  SEINET4207742  Penstemon gracilentus Margaret J. Williams 1983-8-7 83- 133 -1 Sierra Verdi Ridge above Dog Valley.; 0 2316 Comment
  SBBG128097  Penstemon gracilentus L. Ahart 2010-9-15 17168 Sierra ca. 20 yards NW of cabin, ca. 50 yards SW of the middle pond, at the spring, ca. 2.75 mi N of Yuba Pass on Hwy 49, ca. 4 mi E of Haskell Peak 2134 Comment
  SEINET5328467 Image available Penstemon gracilentus P. B. Kennedy, Samuel Bradford Doten 1901-7-10 135 Sierra Canyon below Webber Lake Comment
  NY601575  Penstemon heterodoxus var. heterodoxus J. G. Lemmon 1874-1 149 Sierra Comment
  UCD40234  Penstemon newberryi Rodney Gale Myatt 1972-6-1 1572 Sierra Wild Plum Road, off of Hwy 49 and east of Sierra City. 1450 Comment
  CAS-BOT-BC239323  Penstemon newberryi var. berryi Elmer I. Applegate 1921-9-7 3348 Sierra Gold Lake 2133 Comment
  SEINET10744650  Penstemon patens Andrew Townesmith, Karen M. Meyer 2007-7-18 Townesmith 829 Sierra Tahoe National Forest, Sierraville Ranger District. 2.1 miles N of Forest Service road 07 on Forest Service road 07-40. T19N R14E, at edge of sections 15 and 22. 2291 Comment
  SEINET8584726  Penstemon roezlii W. Harnach 2013-6-8 1367 Sierra South of borrow pit, 4 miles southwest of Hwy 395 (Bordertown, NV) on Forest Road 002 on Long Valley Road [road to Dog Valley]. 1678 Comment
  UC335585  Penstemon roezlii J. G. Lemmon Sept. 1874 Sierra Downieville Buttes Comment
  SEINET5329684 Image available Penstemon rydbergii I. LaRivers 1960-6-22 s.n. Sierra Verdi Comment
  CAS-BOT-BC239622  Penstemon rydbergii var. oreocharis D. E. Breedlove 1962-6-13 3506 Sierra 1.5 miles north of Sierraville on State Hwy. 89 1524 Comment
  CAS-BOT-BC239635  Penstemon rydbergii var. oreocharis Robert S. Keller 1974-6-15 1487 Sierra Chapman Creek Campground, about 7 miles NE of Sierra City on Highway 49, Sierra Nevada Mt. Range 1767 Comment
  CAS-BOT-BC239636  Penstemon rydbergii var. oreocharis W. Harnach; N. Harnach 1989-6-10 139 Sierra Sierra Valley. Strang Creek on hwy. 49 1502 Comment
  CDA18123  Penstemon rydbergii var. oreocharis G. D. Barbe, T. C. Fuller 1973-6-19 1622 Sierra Tahoe National Forest; Hoke Valley, N of Stampede Reservoir (Nevada Co. line), on Stampede Reservoir Rd. 1828 Comment
  NY651269  Penstemon rydbergii var. oreocharis F. W. Pennell 1940-6-12 25843 Sierra Route 89, along Little Truckee River, Sierraville 1889.8 Comment
  SEINET7948424 Image available Penstemon rydbergii var. oreocharis N. H. Holmgren, P. K. Holmgren 2014-6-11 16538 Sierra Sierra Nevada, State Route 89, 1 km (0.6 miles) south of the Little Truckee Bridge 1853 Comment
  UC335718  Penstemon rydbergii var. oreocharis J. G. Lemmon Aug. 1874 Sierra Webber Lake and Peak Comment
  CDA12300  Penstemon speciosus G. F. Hrusa 1991-7-4 8566 A Sierra Sierra Valley; Antelope Valley, approx. 1.5 miles from Sierraville Rd. Comment
  NY660836  Penstemon speciosus F. W. Pennell 1940-6-12 25847 Sierra Route 89, along Little Truckee River, Sierraville 1828.8 Comment
  RSA401886  Penstemon speciosus Robert Gustafson 1985-6-14 3172 Sierra Hwy 49, ca 2 miles E of Yuba Pass summit. 1951 Comment
  RSA7877  Penstemon speciosus H. A. Barker 1957-7-3 762 Sierra Grade between Gold Lake and Blairsden. 1677 Comment
  RSA79294  Penstemon speciosus E. K. Balls, Percy C. Everett 1952-10-9 18123 Sierra Hwy 89, 3.6 mi NW of Sierra-Nevada County line, along Little Truckee River. 1372 Comment
  RSA7947  Penstemon speciosus H. A. Barker 1927-7-6 793 Sierra Gold Lake 1982 Comment
  RSA584272  Perideridia bolanderi subsp. bolanderi J. T. Howell, Gordon True 1974-7-29 50616 Sierra About 1 mile above Gibsonville 1799 Comment
  SEINET11154177  Perideridia gairdneri subsp. borealis P. B. Kennedy, S. B. Doten 1901-7-8 122 Sierra Near Webber Lake. Comment
  CAS-BOT-BC222711  Perideridia gairdneri subsp. gairdneri L. S. Smith 1932-8-9 2722 A Sierra Tahoe National Forest. Church Mdws 2133 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
  RSA88449  Perideridia howellii J. T. Howell 1951-8-21 28259 Sierra 5 miles from Calpine on road to Blairsden 1524 Comment
  UCR572  Perideridia kelloggii Frank C. Vasek 1955-6-26 276 Sierra Sierra Nevada Mtns., Hwy 89, 15 mi. north of Truckee, Tahoe National Forest 2000 Comment
  JEPS12403  Perideridia lemmonii W. L. Jepson 1918-8-19 8068 Sierra Lake Independence 2011 Comment
  UC1123120  Perideridia lemmonii G. T. Nordstrom 1936-7-22 948 Sierra 1 mi se Sawmill; Sierraville Quadrangle Comment
  UC1389943  Perideridia lemmonii T. I. Chuang and R. Bacigalupi 1963-8-1 5912 Sierra ca 12 mi n Sierra City Comment
  UC1389945  Perideridia lemmonii John Weiler 1963-7-18 63323 Sierra 1.8 mi ne junction with Calpine road (near small stream); Sierra Valley Comment
  JEPS125644  Perideridia parishii Shuxiao Zhang 2015-7-8 005 Sierra On property south of Packer Lake and west of Tamarack Lakes, in Tahoe National Forest area. Comment
  HSC95641  Perideridia parishii subsp. latifolia L. P. Janeway, Eric Schroder 1997-8-20 5358 Sierra Church Meadows, about 1.5 mi. E of Gold Lake 2043 Comment
  POM203498  Perideridia parishii subsp. latifolia L. S. Rose 1934-7-19 34386 Sierra Gold Lake 1951 Comment
  RSA748573  Perideridia parishii subsp. parishii K. M. Meyer, A. Townesmith 2007-7-15 115 Sierra Tahoe National Forest. 4 mi. N on Hwy 270, off I-80 W. 1749 Comment
  UCSB27413  Petrorhagia dubia Kunze, G. 1971-6-6 Sierra California 49; 3 miles north of North San Juan 1371 Comment
  UCR249639  Phacelia hastata var. hastata George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20783 Sierra Northern Sierra Nevada Mountains Foothills, Along CA-49, 1.7 miles west of Goodyears Bar, c. 11 miles NE of Yuba Co. line 793 Comment
  UCR262442  Phacelia hastata var. hastata George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20798 Sierra Northern Sierra Nevada Mountains Foothills, Along CA-49, 1.9 miles NE of the Yuba County line, NE of Camptonville 796 Comment
  CHSC37225  Phacelia heterophylla subsp. virgata L. Ahart 1982-7-28 3597 Sierra On dry bare rocky soil in a loose rock slide area, ca. 1/4 mi n of Pacific Mine, ca. 5 mi e of LaPorte. 1700 Comment
  CHSC722  Phacelia humilis V. Holt 1942-7-7 Sierra Gold Lake. 1950 Comment
  JEPS2127  Phacelia humilis J. G. Lemmon Sierra Webber Lake Valley Comment
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Mar 20 2006
  SD103796  Phacelia humilis Darley F. Howe 1978-7-16 Sierra Along Hwy 89, 12.3 mi N of Truckee 1920 Comment
  SEINET5520971  Phacelia humilis P. Lehenbauer 1925-6-11 1345 Sierra Balls Canyon, near lower Ranch House Comment
  SJSU14059  Phacelia inconspicua W. Savage 1964-6-16 300 Sierra by Hwy 89 1950 Comment
  CAS-BOT-BC383097  Phacelia mutabilis Andrew Townesmith; Karen M. Meyer 2007-7-18 826 Sierra Tahoe National Forest, Sierraville Ranger District. Along Forest Service road 07-30, 0.2 mile west of junction with road 07 1994 Comment
  CHSC94140  Phacelia mutabilis Lowell Ahart 2006-6-28 12876 Sierra On the west slope and near the top of the serpentine area, about 3/4 mile (air) east of Lake Delahunty, about 2 miles (air) northeast of Gibsonville. 1880 Comment
  JEPS1132  Phacelia mutabilis W. L. Jepson 1934-8-2 16800 Sierra 2 mi e Bassett sta.; North Fork Yuba River, Pioneer Road sta. 1706 Comment
  JEPS85170  Phacelia mutabilis Roy E. Buck, Steven Lee, Eric Smith, Andrea Gargas, et al. 1986-8-3 548 Sierra ca 4.7 air km sse Yuba Pass (edge of meadow); upper Lincoln Meadow complex 2225 Comment
  RSA10356  Phacelia mutabilis H. A. Barker 1926-7-2 28 Sierra Packer Lake Creek. 1982 Comment
  JEPS1094  Phacelia procera John G. Lemmon 1874-1 308 Sierra Webber Lake Comment
  SEINET5506864  Phacelia procera P. B. Kennedy, S. B. Doten 1901-7-23 207 Sierra Lincoln Valley Comment
  CHSC115305  Phacelia vallicola Lowell Ahart 2015-5-9 20160 Sierra Small broken rock slide, on the north side of the Canyon Creek Trail, trail on the north side of the North Fork of the Yuba Rover, about 300 yards west of Highway 49, about one mile west of Indian Valley. Mixed Evergreen Forest. 692 Comment
  UCD149511  Phacelia vallicola G. L. Stebbins 1970-7-4 7035 Sierra 2 miles north of Downieville. In canyon of Lavezzola Creek. (Exact location unknown. Coordinates estimated by label maker.) 975 Comment
  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
  SJSU12016  Philadelphus lewisii N. A. Hopkins 1975-7-24 692 Sierra near Rosassco Ravine 1 mi W of Downieville 914 Comment
  UCR249168  Philadelphus lewisii George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20790 Sierra Northern Sierra Nevada Mountains Foothills, Along CA-49, 1.8 miles west of Goodyears Bar, c. 5 miles west of Downieville 779 Comment
  JEPS124771 Image available Philadelphus lewisii B. Corwin 1964-6-25 90 Sierra 2 miles east of Downieville on highway 49. South-facing, gentle slope. Comment
  SEINET7249322  Philadelphus lewisii George K. Helmkamp, Elizabeth Helmkamp 2013-1 Sierra Comment
  CHSC66832  Phleum alpinum Vernon H. Oswald; Lowell Ahart 1996-8-19 8208 Sierra Northern High Sierra Nevada. Yuba Pass-Weber Lake Rd. (Forest Rt. 12) at Long Valley Creek, 1.3 mi S of the road to Bassetts. Meadow along the creek. 2225 Comment
  SEINET4889076  Phleum alpinum P. B. Kennedy, S. B. Doten 1901-7-23 218 Sierra South of Lincoln Valley Comment
  UC568785  Phlox G. L. Stebbins Jr. and J. A. Jenkins 1937-5-23 2154 Sierra near headwaters of Dark Canyon (between Loyalton and Purdy) 1920 Comment
  UC568786  Phlox G. L. Stebbins Jr. and J. A. Jenkins 1937-5-22 2128 Sierra about 4 mi ne Loyalton 533 Comment
  SD129480  Phlox diffusa B. Pitzer, S. Morgan and H. Soldan 1988-5-29 943 Sierra Plumas National Forest, Gold Lake near the boat ramp. Comment
  UC1584006  Phlox gracilis G. Schoolcraft 1990-5-8 2014 Sierra near Calpine (w edge of Sierra Valley); Sierra Valley 1524 Comment
  JEPS23955  Phlox gracilis Rimo Bacigalupi with Lincoln Constance 1959-6-15 7127 Sierra just sw Sierraville; Sierra Valley 1511 Comment
  JEPS69985  Phlox speciosa subsp. occidentalis Leland S. Smith 1926-4-12 1756 Sierra Rebel Ridge Range Tahoe National Forest 609 Comment
  UC83566  Phlox stansburyi J. G. Lemmon 1875-1 195 Sierra Comment
  CAS-BOT-BC478198  Phoenicaulis cheiranthoides James R. Shevock 1985-5-19 11153 Sierra Sierra Valley, along California highway 49 at Rice Hill, 4.7 miles northeast of highway junctions 49 & 89 at Sierraville 1650 Comment
  SJSU4141  Phoenicaulis cheiranthoides C. W. Sharsmith & W. Savage 1967-5-21 7534 Sierra 2.5 mi NE of Sierraville, Sierra Valley 1524 Comment
  UCD116137  Phoenicaulis cheiranthoides Sue Adams 1967-5-21 38 Sierra 15 miles east of Sierraville. 1310 Comment
  CAS-BOT-BC58242  Phyllodoce breweri Roxana S. Ferris 1926-9-7 6848 Sierra Summit of Ebbets Pass. Comment
  UC1134142  Pinus attenuata A. Lewis 1934-10-26 540 Sierra 1/2 mi sw Loganville; Tahoe National Forest, Downieville Quadrangle Comment
  CAS-BOT-BC78488  Pinus contorta subsp. murrayana John Thomas Howell 1969-9-13 46098 Sierra Little Truckee River near outlet of Webber Lake 2042 Comment
  UCD134517  Pinus contorta subsp. murrayana Javier Penalosa 1962-6-20 2549 Sierra Little Truckee R at Hwy. 89. 1905 Comment
  CAS-BOT-BC78487  Pinus contorta subsp. murrayana H. Albert Barker 1926-7-3 44 Sierra Packer Lake 1981 Comment
  RSA6655  Pinus jeffreyi T. Atkinson, Rutter 1899-9-17 s.n. Sierra Sierraville. Comment
  UC496208  Pinus jeffreyi Rutter and Atkinson 1899-9-17 Sierra Sierraville Comment
  SEINET5334603  Pinus jeffreyi W. D. Billings 1951-7-8 2113 Sierra Wber Peak W. of Weber Lake 2286 Comment
  NY61943  Pinus monticola J. G. Lemmon 1874-1 s.n. Sierra This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  CAS-BOT-BC79014  Pinus ponderosa H. Albert Barker 1926-7-3 42 Sierra Packer Lake 1981 Comment
  RSA261588  Pinus washoensis Trudy R. Ericson 1976-7-3 573 Sierra Near Babbitt Peak Lookout Station, Tahoe National Forest. 2671 Comment
  RSA261591  Pinus washoensis Trudy R. Ericson 1976-7-3 575 Sierra Approx. 2 miles northeast of Babbit Peak Lookout Station, Tahoe National Forest. 2671 Comment
  SEINET5323924  Pinus washoensis D. A. Charlet, C. Ross 1996-7-24 2304 Sierra Sierra Nevada Bald Mountain Range, Burma Summit, Toiyabe National Forest 2396 Comment
  SEINET5323928  Pinus washoensis D. A. Charlet, Chris Ross 1996-7-24 2303 Sierra Sierra Nevada. Bald Mountain Range; Cat Canyon. Near headwaters of Long Valley Creek. Great Basin drainage (Honey Lake). 2268 Comment
  UC186973  Piperia unalascensis C. F. Sonne Jul 1888 Sierra Bear Valley Truckee River Comment
  CAS-BOT-BC228034  Plagiobothrys L. Smith 1939-6-14 s.n. Sierra Along road, Sierra Valley, Tahoe National Forest 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
  UC66409  Plagiobothrys hispidulus P. B. Kennedy and S. B. Doten 1901-7-8 117 Sierra near Webber Lake Comment
  SD102778  Plagiobothrys hispidulus Darley Howe 1978-7-16 Sierra Along highway 89 ca. 12.3 miles north of Truckee. 1920 Comment
  SJSU6452  Plagiobothrys hispidulus N. A. Hopkins 1971-6-14 382 Sierra 1 mi E of Sierraville, Sierra Valley 1524 Comment
  SJSU8036  Plagiobothrys hispidulus N. A. Hopkins 1978-6-7 915 Sierra c. 2 mi NW of Sattley 1524 Comment
  CAS-BOT-BC228457  Plagiobothrys mollis Alice Eastwood 1968-6-29 7849 Sierra Loyalton Comment
  UC78013  Plagiobothrys mollis J. G. Lemmon 1875-1 206 Sierra east slope of mountains Comment
  UC573630  Plagiobothrys reticulatus H. S. Yates 1935-6-28 5272 Sierra 5 1/4 mi ne Sattley; Sierraville Quad. 1493 Comment
  UC79570  Plagiobothrys torreyi var. diffusus J. G. Lemmon 1875-1 207 Sierra Comment
  UCR12029  Plantago lanceolata Coleta A. Lawler 1968-6-27 98 Sierra Sierra Nevada Mtns, 4 mi. west of Downieville, Hwy 49 at junction with Goodyears Bar Creek Road 832 Comment
  RSA176562  Platanthera leucostachys Peter H. Raven 1964-6-30 19611 Sierra Along the canyon of the North Fork of the Yuba River, 4.6 miles east of Downieville on State Highway 49 Comment
  CHSC105661  Platanthera sparsiflora Lowell Ahart 2010-9-15 17185 Sierra In deep shade under strees, about 20 yards northwest of the cabin, about 50 yards southwest of the middle pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak. 2134 Comment
  CHSC61898  Platanthera sparsiflora Lowell Ahart 1993-9-10 7191 Sierra On the north side of Mount Fillmore, about 1 mile south-west of the dirt road from Gibsonville to Johnsville. 2133 Comment
  JEPS112948  Platanthera sparsiflora Dean W. Taylor 2001-8-2 17890 Sierra bog on the north side of Forest Road 20N35 about 0.5 miles East of the intersection with County Road 690 (ca. 1 air mile NE of Union Hill) 1341 Comment
  UC1609491  Platanthera sparsiflora Lowell Ahart 1993-9-10 7191 Sierra about 1 mi sw of the dirt road from Gibsonville to Johnsville (at the end of a poor dirt road where there is a camp and water ditch, on the n side of Mount Fillmore); Mount Fillmore 2133 Comment
  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
  SEINET10449171  Pleuricospora fimbriolata Lowell Ahart, Peter Ahart 1983-10-27 Ahart 4467 Sierra Ca. 2 mi nw of Milton Reservoir, near Jackson Meadow Reservoir. Red Fir Forest; 2000 m. 2000 Comment
  CAS-BOT-BC110662  Poa W. Harnach; N. Harnach 1990-6-30 440 Sierra Sierra Valley. Yuba Pass. 2042 Comment
  CAS-BOT-BC261068  Poa W. Harnach; N. Harnach 1990-4-22 275 Sierra Newman point, east side of hwy and up the slope, Sierra Valley 1584 Comment
  JEPS75577  Poa bolanderi W. L. Jepson 1934-8-6 16863 Sierra Yuba Pass 2011 Comment
  SEINET11689118  Poa bolanderi L. P. Janeway 1989-1 3606 Sierra near top of ridge 0.5 mi SE of Chapman Saddle, ca 2.25 mi SE of Haskell Peak, Plumas N.F. 2073 Comment
  CAS-BOT-BC254985  Poa bulbosa Catherine Best 1980-6-12 s.n. Sierra Herrington's, Sierra City Comment
  CAS-BOT-BC254986  Poa bulbosa Melissa A. Berry 1957-6-28 s.n. Sierra Sierra Valley, Highway 89 1524 Comment
  CAS-BOT-BC254988  Poa bulbosa D. E. Breedlove 1962-6-13 3493 Sierra Along State Highway 89, 9.3 miles N of Sierraville 1524 Comment
  CAS-BOT-BC255105  Poa compressa Catherine Best 1981-6-17 s.n. Sierra Sierra Valley 1 mile W of Sierraville on Highway 89 Comment
  CAS-BOT-BC255106  Poa compressa Catherine Best 1979-6-14 s.n. Sierra Gold Lake Comment
  UCD90848  Poa compressa Beecher Crampton 1957-7-24 4411 Sierra 4 miles northeast of Sattley. Gordon Van Vleck Ranch, Sierra Valley. Comment
  CHSC61903  Poa cusickii subsp. epilis Lowell Ahart 1993-9-10 7216 Sierra On the north side of a ridge, on the north side of Mount Fillmore, about 1 1/2 miles south of the dirt road from Gibsonville to Johnsville. 2316 Comment
  SEINET7826783  Poa fendleriana K. R. Genz 1979-5-21 9105 Sierra Upper Long Valley, West of Long Valley road on old Railroad grade which goes to Purdy Creek 1798 Comment
  CHSC67321  Poa glauca subsp. rupicola James D. Jokerst 1991-7-1 3326 Sierra Golden Dome Mine Project Site in the S end of Antelope Valley, E of Sierra Valley, summit of the 'Astrodome. Comment
  CAS-BOT-BC246857  Poa nemoralis Catherine Best 1981-6-19 s.n. Sierra Herringtons, Sierra City. Growing near the Yuba River Comment
  CAS-BOT-BC255925  Poa palustris R. K. Gierisch; D. H. Esplin 1969-6-25 3491 Sierra Saddle Meadow, Tahoe Forest 1950 Comment
  CAS-BOT-BC255926  Poa palustris Gordon H. True; Barbara Trowbridge 1977-7-25 8361 Sierra Stampede Reservoir, ca. 6 miles north of Boca (Nevada County) on Little Truckee River, north of Nevada County line, Independence Lake Watershed 1802 Comment
  CAS-BOT-BC247430  Poa pratensis H. M. Hall; E. B. Babcock 1903-7-1 4479 Sierra Sierra Valley 1524 Comment
  CAS-BOT-BC247432  Poa pratensis R. K. Gierisch; D. H. Esplin 1969-6-25 3483 Sierra Tahoe National Forest, Saddle Mdw. Comment
  UCR132237  Poa pratensis Beecher Crampton 1954-5-10 1857 Sierra Tahoe National Forest, 2.5 miles above (west of) Sattley, along Hwy 49 to Yuba Pass 1677 Comment
  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
  CDA11877  Poa secunda G. F. Hrusa, J. Jokerst 1991-7-5 8538 A Sierra Sierra Valley Region; on Golden Dome, W side of Antelope Valley. Comment
  CAS-BOT-BC236288  Poa secunda subsp. juncifolia Alice Eastwood 1918-6-29 7930 Sierra Loyalton Comment
  CAS-BOT-BC236291  Poa secunda subsp. juncifolia David D. Keck 1944-7-8 5408 Sierra Sierra Valley, 1.5 miles N of Sattley, on Feather River road 1524 Comment
  CAS-BOT-BC247063  Poa secunda subsp. juncifolia Catherine Best 1980-6-13 s.n. Sierra Road to Sardine Lake Comment
  CAS-BOT-BC247082  Poa secunda subsp. juncifolia Catherine Best 1984-6-18 989 Sierra Near the Little Truckee River about two miles north of the Nevada Co. Sierra Co. line Comment
  SEINET8465070 Image available Poa secunda subsp. juncifolia Ayzik Solomeshch 2009-5-8 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-BC243204  Poa secunda subsp. secunda Lowell Ahart 1978-9-26 s.n. Sierra On the N side of Mount Fillmore 2200 Comment
  CAS-BOT-BC243205  Poa secunda subsp. secunda Lowell Ahart 1978-6-4 s.n. Sierra 4 miles S of Alleghany 1300 Comment
  CAS-BOT-BC243206  Poa secunda subsp. secunda John Thomas Howell; Gordon H. True 1970-7-14 5506 Sierra At Verdi Peak Lookout, Verdi Range 2560 Comment
  CAS-BOT-BC243209  Poa secunda subsp. secunda Javier Penalosa 1962-6-20 2556 Sierra Ridge W of Little Truckee River at Highway 89 1935 Comment
  CAS-BOT-BC243211  Poa secunda subsp. secunda S. B. Doten 1901-6-16 48 Sierra Sierra Valley Comment
  CAS-BOT-BC243213  Poa secunda subsp. secunda David D. Keck 1944-7-8 5411 Sierra Sierra Valley, 1.5 miles N of Sattley, on Feather River Road 1524 Comment
  CHSC110228  Poa secunda subsp. secunda L. P. Janeway 2012-6-24 10901 Sierra Northern High Sierra Nevada. Top of band of serpentine along Sawmill Ridge 1.0 km southeast of Delahunty Lake and 2.7 km northwest of Mt Fillmore. 1901 Comment
  CHSC94142  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
  HSC97065  Poa secunda subsp. secunda L. Ahart 2006-6-21 12831 Sierra Along road about 2.5 mi. W of Forest. 1398 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
  SEINET3287501 Image available Poa tenerrima George K. Helmkamp, E. A. Helmkamp 2009-5-28 14848 Sierra Northern Sierra Nevada Foothills; along CA-49, 1.8 miles north of the Yuba County line. 884 Comment
  CAS-BOT-BC244174  Poa trivialis Catherine Best 1981-6-19 s.n. Sierra Herringtons, Sierra City Comment
  SEINET7249321  Poaceae George K. Helmkamp, Elizabeth Helmkamp 2013-1 Sierra Comment
  CAS-BOT-BC263242  Polemonium californicum R. Stubbs 2010-6-5 012 Sierra Yuba Pass 2023 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
  POM161631  Polemonium californicum R. C. Bacigalupi 1927-7-4 1626 Sierra Banks of North Fork of Yuba River, 2 miles W of Yuba Pass 1921 Comment
  SEINET13762979  Polemonium californicum P. B. Kennedy, S. B. Doten 1901-7-1 67 Sierra Webber Lake Comment
  CAS-BOT-BC231290  Polemonium pulcherrimum H. Albert Barker 1926-7-2 9 Sierra Packer Lake Creek 1981 Comment
  JEPS125719  Polyctenium fremontii William Harnach 2012-3-26 1296 Sierra 5.25 miles West of Loyalton on Highway 49. Comment
  UCR12048  Polygala cornuta Coleta A. Lawler 1968-6-27 103 Sierra Sierra Nevada Mtns, 4 mi. west of Downieville, Hwy 49 at junction with Goodyears Bar Creek Road 832 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-BC170323  Polygala cornuta var. cornuta Lowell Ahart 1982-7-28 3686 Sierra 1/4 mile north of the Pacific Mine, about 5 miles east of La Porte 1700 Comment
  JEPS78147  Polygala cornuta var. cornuta Gary W. Zamzow 1972-6-27 26 Sierra on serpentine outcrop at intersection of Highway 49 and road to Goodyears Bar (3 1/2 mi w of Downieville) 822 Comment
  SJSU15109  Polygonum argyrocoleon N. A. Hopkins 1992-7-21 1712 Sierra Knudson Meadow N of Carman Cr Comment
  SJSU15110  Polygonum argyrocoleon N. A. Hopkins 1992-7-21 1707 Sierra Knudson Meadow N of Carman Cr Comment
  CHSC105780  Polygonum aviculare Lowell Ahart 2010-9-15 17167 Sierra Open areas, about 5 yards west of the cabin, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak. 2134 Comment
  UC66004  Polygonum bistortoides P. B. Kennedy 1901-7-11 151 Sierra near Webber Lake Comment
  CAS-BOT-BC414581  Polygonum douglasii Catherine Best 1982-7-10 705 Sierra Near the Little Truckee River about 15 mi. northwest of Truckee Comment
  CAS-BOT-BC414583  Polygonum douglasii Lowell Ahart 1982-7-28 3721 Sierra North of the Pacific Mine, about 5 miles east of La Porte 1700 Comment
  RSA65867  Polygonum douglasii F. W. Peirson 1921-8-9 1802 Sierra South Fork of San Joaquin River 2515 Comment
  SJSU12087  Polygonum douglasii N. A. Hopkins 1974-8-5 598 Sierra near Packer L 1889 Comment
  SJSU12088  Polygonum douglasii N. A. Hopkins 1975-8-26 727 .5 Sierra 2 mi N of Independence L 2103 Comment
  CHSC105784  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
  CHSC92037  Polygonum douglasii subsp. douglasii Lowell Ahart 2005-8-30 12361 Sierra East of Pass Creek, about 100 yards southeast of the falls on Pass Creek, about 1/4 mile south of French Meadow, about 2 1/2 miles west of Webber Lake. 2073 Comment
  JEPS118419  Polygonum douglasii subsp. douglasii Lowell Ahart 2011-9-23 17710 Sierra Growing on a gravel bar on the south side of Pass Creek, south of Hennas Pass Road, west of French Meadow, east of Forest Road 70, about 3 miles (air) northwest of Webber Lake 2015 Comment
  SEINET11935010  Polygonum douglasii subsp. douglasii L. P. Janeway 1989-1 3632 Sierra N-facing slopes of mixed conifer forest along SE side of McNair Mdw, ca 1 mi W of Calpine L.O 1631 Comment
  UC585245  Polygonum douglasii subsp. spergulariiforme E. B. Babcock, G. L. Stebbins Jr. 1936-6-5 1706 Sierra about 3 1/2 mi ne Sierraville (on road to Loyalton, se edge of valley); Sierra Valley, Newman Point 1600 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
  SDSU9660  Polygonum phytolaccifolium D. F. Howe 1964-7-28 3888 Sierra 5.5 miles south of Gold Lake Lodge, Tahoe National Forest. 1829 Comment
  JEPS78246  Polygonum polygaloides subsp. confertiflorum L. R. Heckard with T. I. Chuang and R. C. Bacigalupi 1978-7-20 4899 Sierra about 3 air mi ne of Calpine (along road s of Beckwourth, Sierra Valley); Sierra Valley 1463 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
  CAS-BOT-BC419869  Polygonum polygaloides subsp. confertiflorum F. A. Mac Fadden 1934-6-29 12542 Sierra Little Truckee R. 13 miles from Truckee via Hobart Mills Comment
  CAS-BOT-BC419914  Polygonum polygaloides subsp. kelloggii Javier Penalosa 1962-6-20 2515 Sierra Little Truckee R. at Hwy. 89. 1905 Comment
  CAS-BOT-BC421061  Polygonum spergulariiforme W. R. Dudley 1909-8-25 s.n. Sierra Sierra Valley Comment
  POM197103  Polypodium californicum J. G. Lemmon 1880-1 s.n. Sierra Sierra Valley Comment
  JEPS110224  Polystichum imbricans subsp. imbricans Lowell Ahart 2006-6-21 12820 Sierra On the north side of the Foote Road, near Blue Ravine, about 1.3 miles (by road) southwest of Alleghany. By a large rock 1305 Comment
  UCR249140  Polystichum imbricans subsp. imbricans George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20766 Sierra Northern Sierra Nevada Mountains Foothills, Along CA-49, 1.2 miles north of the Yuba County line 901 Comment
  CAS-BOT-BC72371  Polystichum kruckebergii D. Showers 1980-10-5 DS 4432 Sierra 1/2 mile southwest of Mtn. Mine, Sierra Buttes 2377 Comment
  JEPS124079  Polystichum munitum Lowell Ahart 2015-5-9 20154 Sierra About one mile west of Highway 49, about 2 mile west of Indian Valley. Comment
  RSA176570  Populus tremuloides Peter H. Raven 1964-6-30 19606 Sierra Stream 6.4 miles S of Sierraville on State Hwy 89. 1738 Comment
  SEINET10873427  Porterella carnosula Rimo Bacigalupi 1953-7-7 Bacigalupi 4274 Sierra Edge of swamp not far from a grove of Jeffrey Pines, just 1 mile east of Calpine, Sierra Valley 1494 Comment
  JEPS78090  Potamogeton natans Gary W. Zamzow 1972-7-11 75 Sierra 1.2 mi n of Sattley (on the road toward Loyalton) 1524 Comment
  CHSC69895  Potentilla breweri L. P. Janeway; Eric Schroder 1997-8-14 5341 Sierra Tahoe National Forest. Freeman Meadow along Church Creek; about 2.3 mi east of Gold Lake. 2072 Comment
  NY436305  Potentilla breweri var. expansa J. G. Lemmon 1874-1 64 Sierra Comment
  NY436306  Potentilla breweri var. expansa J. G. Lemmon 1874-1 64 Sierra Comment
  SEINET11916230  Potentilla breweri var. expansa J. G. Lemmon 1874-1 64 Sierra Sierra Co., &c., Comment
  CHSC69896  Potentilla bruceae L. P. Janeway; Eric Schroder 1997-8-14 5340 Sierra Tahoe National Forest. Freeman Meadow along Church Creek; about 2.3 mi east of Gold Lake. 2072 Comment
  CHSC94221  Potentilla glandulosa subsp. ashlandica Lowell Ahart 2006-6-28 12870 Sierra About 3/4 mile (air) east of Lake Delahunty, about 2 miles (air) northeast of Gibsonville. 1784 Comment
  CDA11861  Potentilla glandulosa subsp. reflexa G. F. Hrusa, J. Jokerst 1991-7-5 8561 A Sierra Sierra Valley Region; Antelope Valley approx. 3 m. above Sierra Valley. Comment
  CAS-BOT-BC541007  Potentilla gracilis var. fastigiata D. E. Breedlove 1962-6-13 3500 Sierra In meadow along State Highway 89, 4.2 miles north of Sierraville 1524 Comment
  CAS-BOT-BC541010  Potentilla gracilis var. fastigiata Lewis S. Rose 1934-7-19 34387 Sierra Meadow; Gold Lake 1950 Comment
  CAS-BOT-BC541012  Potentilla gracilis var. fastigiata Belle R. Jackson 1932-6-1 s. n. Sierra Sierra Valley Comment
  JEPS102351  Potentilla rivalis Lowell Ahart 2001-8-10 9073 Sierra about 1 1/4 mi NW of Stampede Reservoir Dam (Stampede Reservoir, about 1 mi SW of Henness Pass Road) 1810 Comment
  RSA748576  Potentilla rivalis K. M. Meyer, A. Townesmith 2007-7-15 118 Sierra Tahoe National Forest. 4 mi. N on Hwy 270, off I-80 W. 1749 Comment
  UC1123285  Primula suffrutescens A. Lewis 1934-7-16 514 Sierra 0.75 mi sw Wades Lake; Plumas National Forest, Downieville Quad. Comment
  SEINET11994963  Primula suffrutescens J. G. Lemmon 1874-1 145 Sierra Comment
  UC173961  Primula suffrutescens J. G. Lemmon 1875-1 186 Sierra Comment
  SEINET12051359  Prosartes hookeri F. H. Utech 1990-1 90 -890 Sierra Tahoe National Forest, American Flat area, ca 1.5 mi NNE of Pliocene Station & NF S180 on NF Rd S300 1000 Comment
  UCD125290  Prunella vulgaris var. lanceolata R. O. Hanes 1995-7-17 276 Sierra Tahoe Forest, Road 98-3, lower spur. 1780 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-BC158195  Prunus emarginata George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  CAS-BOT-BC158198  Prunus emarginata H. Albert Barker 1926-7-25 239 Sierra Gold Lake - west side 1981 Comment
  CHSC64659  Prunus emarginata H. H. Schmidt; M. Merello, L. Woodruff 1993-6-13 856 Sierra Tahoe National Forest. On state highway 89 at Calpine. 3 miles N of junction with state highway 49. [Original lat./long. on label is '39 degrees, 40 minutes, 68 seconds N; 120 degrees, 27 minutes, 15 seconds W']. 1585 Comment
  RSA7939  Prunus emarginata H. A. Barker 1926-7-25 s.n. Sierra West side of Gold Lake 1982 Comment
  RSA8033  Prunus emarginata H. A. Barker 1927-7-5 775 Sierra Gold Lake. Comment
  SEINET10737096  Prunus emarginata Andrew Townesmith, Karen M. Meyer 2007-7-18 Townesmith 830 Sierra Tahoe National Forest, Sierraville Ranger District. 2.1 miles N of Forest Service road 07 on Forest Service road 07-40. T19N R14E, at edge of sections 15 and 22. 2291 Comment
  UC1128344  Prunus emarginata N. French 1934-7-24 535 Sierra 1 mi se of Webber Lake (Tahoe National Forest); Tahoe National Forest 2133 Comment
  RSA96076  Prunus subcordata Percy C. Everett, E. K. Balls 1954-10-8 20248 Sierra Highway 49, Downieville to Sierra City, 7.7 miles east of Downieville. 1220 Comment
  JEPS124085  Prunus virginiana var. demissa Lowell Ahart 2015-5-9 20172 Sierra About 300 yards west of Highway 49, about one mile west of Indian Valley. Comment
  SJSU10527  Prunus virginiana var. demissa M. D. Fleschner 1965-6-29 Sierra Union Flat, 4 mi E of Downieville on Hwy 49 1158 Comment
  JEPS124554 Image available Prunus virginiana var. demissa Dixie Funnell 1965-6-29 51 Sierra Union flat campground, off highway 4. Comment
  CAS-BOT-BC356668  Pseudognaphalium californicum Belle R. Jackson 1932-6-1 s.n. Sierra Yuba Pass Comment
  CDA9215  Pseudostellaria jamesiana D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-2 6 .309 Sierra Haypress Creek. Wild Plum Campground along Route 49. 0 Comment
  CHSC23018  Pseudostellaria jamesiana Robert A. Schlising 1964-7-11 2737 Sierra Off Hwy 49, along trail to Bear Trap Meadow and along Lunch Creek, short distance west of Yuba Pass. Comment
  JEPS51144  Pseudostellaria jamesiana W. L. Jepson 1934-8-3 16826 Sierra 2 mi e Bassett Sta. (Pioneer road sta., North Fork Yuba River); North Fork Yuba River 1706 Comment
  CAS-BOT-BC361901  Psilocarphus tenellus Catherine Best 1981-6-18 s.n. Sierra Meadow at Yuba Summit 2042 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
  CAS-BOT-BC460543  Pterospora andromedea Volney Rattan 1877-1-1 s.n. Sierra Sierra Valley Comment
  SD123496  Pterospora andromedea Robert F. Thorne 1974-7-30 Sierra Goose, Haven and Snag Lake areas 2057 Comment
  CHSC43463  Purshia tridentata Lowell Ahart 1979-7-15 1962 Sierra North of the road that goes from La Porte to Johnsville, about 1 mile east of Mount Etna, south-east of Stafford Mountain, about 14 miles north-east of La Porte. 1828 Comment
  SEINET11910484  Purshia tridentata J. G. Lemmon 1874-1 61 Sierra Comment
  CAS-BOT-BC147886  Purshia tridentata var. tridentata Lowell Ahart 1979-7-15 s.n. Sierra South-east of Stafford Mtn. Above the road from La Porte to Johnsville 1800 Comment
  CAS-BOT-BC147888  Purshia tridentata var. tridentata W. R. Dudley 1909-8-26 s.n. Sierra Sierra Valley, near Hot Springs Comment
  CAS-BOT-BC147889  Purshia tridentata var. tridentata Catherine Best 1981-6-17 s.n. Sierra Highway 89 12 miles north of Truckee Comment
  CAS-BOT-BC147891  Purshia tridentata var. tridentata Javier Penalosa 1962-6-20 2558 Sierra Ridge west of Little Truckee River, at Highway 89 1935 Comment
  JEPS29727  Purshia tridentata var. tridentata Rimo Bacigalupi, and L. R. Heckard 1962-5-27 8483 Sierra 2 mi s Sierraville; Sierra Valley 1615 Comment
  UC1128538  Purshia tridentata var. tridentata A. Lewis 1934-11-8 551 Sierra 3.75 mi sw Loyalton; Tahoe National Forest, Sierraville Quad. 1584 Comment
  SEINET10499006  Pycnanthemum californicum Mary Susan Taylor, R. Wessel 1982-8-20 Taylor 5031 Sierra T20N R12E se sec 15. Sierra City quad. At Big Springs (Lavezolla fountain), on w side of Hwy 49, ca. 3 air mi ne of Sierra City. Riparian. Comment
  SEINET7246539  Pyrola asarifolia L. S. Mott 1965-8-8 6559 Sierra Packer Lake Comment
  UCD117799  Pyrola asarifolia Gladys L. Smith 1959-6-19 1222 Sierra Lower Sardine Lake. 1828 Comment
  JEPS117426  Pyrola dentata Lowell Ahart 2010-8-3 17038 Sierra About 100 yards west of the poor logging road, about 2 miles (air) west of Keystone Mountain, about 1/2 mile (air) north of the Burlington Mine, about 1 3/4 miles (air) northwest of Middlewaters, about 9 miles (air) northeast of Alleghany 1733 Comment
  RSA0080488  Pyrola dentata L. Ahart 2010-8-3 17038 Sierra About 100 yards west of the poor logging road, about 2 air miles west of Keystone Mountain, about 0.5 air miles north of the Burlington Mine, about 1.75 air miles northwest of Middlewaters, about 9 air miles northeast of Alleghany. 1734 Comment
  CHSC53044  Pyrola picta L. P. Janeway 1989-8-10 3570 Sierra Plumas National Forest. Haskell Pk overlooking Hwy 89/Sulphur Cr. 2133 Comment
  JEPS124859 Image available Pyrola picta Marge Kempf 1965-7-6 262 Sierra 1/4 E. for HWY 89 on Calpine Beckworth Rd. 45 ft. from road within fenced area. Comment
  RSA0083260  Pyrola picta T. Macbride s.n. Sierra None indicated Comment
  JEPS16735  Pyrrocoma lanceolata var. lanceolata Rimo Bacigalupi with H. L. Mason and J. R. Sweeney 1953-7-8 4298 Sierra along road from Calpine to Beckwourth; Sierra Valley 1463 Comment
  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-BC68639  Quercus chrysolepis Elmer I. Applegate 1921-9-8 3390 Sierra Near Sierra City Comment
  CHSC97714  Quercus kelloggii Lowell Ahart 2007-10-25 14503 Sierra West side of a 20 acre meadow, about 40 yards east of Port Wine Ridge Road and the remains of two old buildings, about 1 1/2 miles north of Scales, about 5 miles (air) south of La Porte. 1432 Comment
  CAS-BOT-BC104612  Quercus vacciniifolia George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  CHSC52809  Quercus vacciniifolia L. P. Janeway 1984-8-5 972 Sierra Ridgetop just south of Packer Saddle. 2148 Comment
  HSC8300  Quercus vacciniifolia R. G. Means 1962-6-22 29 Sierra Lower Sardine Lake 1829 Comment
  UCD47413  Quercus vacciniifolia John M. Tucker 1974-9-14 4338 Sierra Ca. 1 mile west of Scales, Sierra County, California. 1371 Comment
  SEINET13954008 Image available Quercus vacciniifolia A. R. Kruckeberg 1954-1 3676 Sierra Along shores of Tamarack Lack 2 mi. e. of Sierra Buttes. Tahoe N.F. 7500 ft. 2286 Comment
  JEPS87651  Raillardella argentea Lowell Ahart 1994-7-1 7436 Sierra n side of Henness Pass Rd e Keystone Mountain (about 1 1/2 mi ne of Middlewaters, about 11 air mi ne of Alleghany); Keystone Gap 2011 Comment
  UC1258304  Ranunculus Nancy Morin July 1978 269 Sierra Bear Valley Rd Kyburz Flat Comment
  UC1477431  Ranunculus Nancy Morin July 1978 271 Sierra Bear Valley Rd Kyburz Flat Comment
  POM276613  Ranunculus acris Grant D. Brown 1948-7-8 162 Sierra 5 miles due W of Downieville St. Charles Place 1524 Comment
Read comments
Aug 8 2010
  CAS-BOT-BC379454  Ranunculus alismifolius Joseph Gerber 1953-7-5 24 Sierra hillside near lake, Lake Independence 2134 Comment
  CHSC52499  Ranunculus alismifolius var. alismellus L. P. Janeway 1984-8-18 1021 Sierra Mdw near the second switchback (toward SE) down from Packers Saddle. 1981 Comment
  UC1368479  Ranunculus alismifolius var. alismifolius R. K. Gierisch, and D. H. Esplin 1969-6-25 3499 Sierra Anderson Mdw. Tahoe Forest Comment
  SJSU12171  Ranunculus alismifolius var. alismifolius N. A. Hopkins 1973-6-15 544 Sierra near Howard Cr, Howard Cr Meadow Rd 2072 Comment
  SJSU9768  Ranunculus alismifolius var. alismifolius C. W. Sharsmith 1982-5-31 8681 Sierra near McPherrin Camp , between Hwy 89 & Carmen Valley, 2 mi NW of Calpine 1524 Comment
  CAS-BOT-BC6140  Ranunculus alismifolius var. lemmonii John Gill Lemmon 1879-1-1 s.n. Sierra unspecified Comment
  UCD84182  Ranunculus aquatilis 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-BC379218  Ranunculus aquatilis John Thomas Howell 1962-6-18 37837 Sierra Sattley 1524 Comment
  SD234163  Ranunculus aquatilis Virginia Pinkus Ryder 1967-5-21 516 Sierra Sierraville. North of town growing in water in valley floor. 1493 Comment
  CAS-BOT-BC379069  Ranunculus aquatilis var. diffusus Mrs. H. C. Cantelow 1941-5-17 s.n. Sierra Sattley Comment
  UCD96121  Ranunculus flammula var. ovalis Collector unknown 1929-7-26 s.n. Sierra Lusk Meadow, Salmon Lake. Comment
  SEINET5338704  Ranunculus glaberrimus var. glaberrimus P. A. Lehenbauer 1924-3-15 815 Sierra Balls Canyon- NW of Reno. Comment
  SEINET5338834  Ranunculus occidentalis var. ultramontanus P. A. Lehenbauer 1930-5-15 1449 Sierra Verdi Glen. Comment
  UCD97035  Ranunculus occidentalis var. ultramontanus N. Hopkins 1975-5-9 645 Sierra Tahoe Forest. Woodruff Ck. 1371 Comment
  SEINET5338854  Ranunculus orthorhynchus R. J. Holl 1948-5-22 55 Sierra Dog Valley, 8 miles west of Verdi. 1585 Comment
  UC1477469  Ranunculus orthorhynchus var. orthorhynchus Nancy Morin July 1978 272 Sierra Bear Valley Rd Kyburz Flat Comment
  SEINET8701928  Ranunculus uncinatus W. Harnach, N. Harnach 2000-6-17 911 Sierra Sierra Valley, 1 mile W of the intersection of Mountain Quail Road with Hwy 89, ca 2 miles S of Calpine. 1524 Comment
  LA207871  Rhamnus purshiana Carl B. Wolf; 1937-8-6 9048 Sierra SIERRA NEVADA, n Sierra Nevada, N Fork of Yuba River, 5 mi. above Downieville 1066 Comment
  RSA19460  Rhamnus purshiana H. A. Barker 1926-1 s.n. Sierra Vicinity of Gold Lake Comment
  RSA7814  Rhamnus purshiana Doris K. Kildale 1928-7-3 5440 Sierra Little N Fork Salmon River Comment
  UC1121934  Rhamnus rubra G. Burks 1933-7-26 15 Sierra 1.5 mi n Pike; Tahoe National Forest, Smartsville Quad. 1066 Comment
  POM161792  Rhamnus rubra subsp. obtusissima R. C. Bacigalupi 1927-7-4 121 Sierra slopes above N Fork of the Yuba river, 2 miles W of Yuba Pass. 2073 Comment
  CAS-BOT-BC56586  Rhododendron columbianum H. Albert Barker July 5 56 Sierra Summit Lake (largest) Comment
  UCD117841  Rhododendron columbianum R. O. Hanes 1995-7-17 271 Sierra Tahoe Forest. Quartz Mtn. 1773 Comment
  RSA515710  Rhododendron occidentale var. californicum B. Pitzer, S. Morgan, H. M. Soldan 1988-5-29 939 Sierra Tahoe National Forest. 3.5 miles E 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
  SEINET12216479  Ribes californicum J. G. Lemmon 1874-1 80 Sierra Sierra Co., &c Comment
  SEINET5766039  Ribes cereum W. Harnach, N. Harnach 1993-7-11 747 Sierra On top of Lincoln Ridge, south of Yuba Pass. Western edge project area. 2316 Comment
  UC1127441  Ribes cereum G. T. Nordstrom 1936-7-9 917 Sierra 2.1 mi nnw Dog Valley; Sierraville Quadrangle Comment
  CHSC105551  Ribes cereum var. cereum Lowell Ahart 2010-9-15 17160 Sierra About 20 yards southeast of the cabin, about 20 yards southeast of the upper pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak. 2134 Comment
  JEPS117438  Ribes cereum var. cereum Lowell Ahart 2010-9-15 17160 Sierra About 20 yards southeast of the cabin, about 20 yards southeast of the upper pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak 2134 Comment
  CHSC75805  Ribes inerme var. inerme Lowell Ahart; Vernon H. Oswald 1999-7-26 8128 Sierra 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
  SEINET5339672  Ribes lasianthum G. H. True Jr., B. Trowbridge 1977-7-25 8325 Sierra lower slopes at east end of lake Comment
  UCR230986  Ribes nevadense George K. Helmkamp, E. A. Helmkamp 2011-6-9 17533 Sierra Northern Sierra Nevada Mountains Foothills, 5.9 miles north of Camptonville along CA-49, about 1.2 miles northeast of the Yuba Co. line 899 Comment
  JEPS49183  Ribes roezlii W. L. Jepson 1934-8-3 16836 Sierra 2 mi e Bassetts sta. (Pioneer road sta.); North Fork Yuba River 1706 Comment
  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
  UC1127592  Ribes velutinum G. T. Nordstrom 1936-7-9 914 Sierra 2 1/4 mi nnw Dog Valley; Sierraville Quadrangle 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
  SEINET12220408  Ribes viscosissimum J. G. Lemmon 1874-1 s.n. Sierra Sierra Co. &c 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
  JEPS125672  Rigiopappus leptocladus William Harnach 2013-5-17 1351 Sierra 0.75 miles south of Highway 49 on the Antelope Valley Road Comment
  SEINET11541954  Rorippa curvipes var. curvipes P. B. Kennedy, S. B. Doten 1901-7-8 113 Sierra NE of Webber Lake. Comment
  CAS-BOT-BC74663  Rorippa curvisiliqua Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Salmon Lake. Comment
  UC1561382  Rorippa curvisiliqua Barbara Ertter with Tahoe Chapter CNPS 1987-6-27 7224 Sierra Kyburz Flat ca 12 airmi n Truckee (head of Little Truckee River, ca 1.5 mi e of Highway 89 on Tahoe National Forest Rd S450); Tahoe Natl Forest, Kyburz Flat, head Little Truckee River 1920 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
  CAS-BOT-BC74667  Rorippa curvisiliqua Lowell Ahart 1983-10-27 4480 Sierra About 2 miles SE of Jackson Meadow Reservation, about 1 mile south of Pass Creek, near Jackson Meadows Reservation. 2200 Comment
  CAS-BOT-BC74668  Rorippa curvisiliqua Arthur Chan 1981-5-16 84 Sierra 11.2 miles southeast of Sattley first along Highway 49, they the dirt road past the springs. 1828 Comment
  RSA8010  Rorippa curvisiliqua H. A. Barker 1927-8-15 43 Sierra Gold Lake. 1954 Comment
  CHSC53217  Rosa gymnocarpa L. P. Janeway 1989-8-24 3631 Sierra Plumas National Forest. Along the SE side of McNair Mdw; ca 1 mi W of Calpine L.O. 1630 Comment
  CHSC94167  Rosa gymnocarpa Lowell Ahart 2006-6-21 12841 Sierra On the east side of the road, about 3 1/2 miles (by road) northwest of Forest. 1421 Comment
  SEINET11920500  Rosa gymnocarpa F. H. Utech 1990-6-5 90 -880 Sierra Tahoe NF, American Flat area, Oregon Creek Fork, ca 1.5 mi NNE of Pliocene Station on NF Rd S300 1000 Comment
  CDA11855  Rosa woodsii var. ultramontana G. F. Hrusa, J. Jokerst 1991-7-5 8555 A Sierra Sierra Valley Region; Antelope Valley. Base of Golden Dome on SE side. Comment
  SEINET7704244  Rosa woodsii var. ultramontana I. LaRivers 1960-6-22 s.n. Sierra Verdi Comment
  UC66115  Rubus parviflorus P. B. Kennedy 1901-7-19 191 Sierra Canyon w Lincoln Valley; Canyon w of Lincoln Valley Comment
  UCD17662  Rubus ursinus H. Olmo; R. Bammi 1963-9-12 63 28 Sierra California. Sierra County: 7 miles west of Downieville on California 49. Near North Yuba River at Highway Marker A236+36. 882 Comment
  CHSC412  Rudbeckia occidentalis V. Holt 1942-7-23 Sierra Downieville. 914 Comment
  SEINET4206283  Rumex acetosella I. LaRivers 1969-7-25 s.n. Sierra Verdi Comment
  CAS-BOT-BC422041  Rumex acetosella Lewis S. Rose 1934-7-15 34370 Sierra Gold Lake 1950 Comment
  CAS-BOT-BC422296  Rumex californicus L. P. Janeway 1989-8-16 3589 Sierra Beckwourth Ranger District, Plumas National Forest. Near top of ridge 1/2 mi SE of Chapman Saddle; ca 2 1/4 mi SE of Haskell Pk. 2133 Comment
  CHSC52942  Rumex salicifolius var. denticulatus L. P. Janeway 1989-8-16 3589 Sierra Plumas National Forest Beckwourth Ranger District. Near top of ridge 1/2 mi SE of Chapman Saddle; ca 2 1/4 mi SE of Haskell Pk. Mdw at head of creek. 2133 Comment
  UC1070534  Rumex salicifolius var. triangulivalvis E. Sawyer 1935-6-28 246 Sierra 5.25 mi nne Sattley; Sierraville Quad. 1493 Comment
  UC1561956  Sagina decumbens subsp. occidentalis Barbara Ertter with Lowell Ahart 1987-6-27 7220 Sierra ca. 12 airmiles n. of Truckee (ca. 1.5 mi. e. of Hwy. 89 on Tahoe Nat'l Forest Rd. S450, head of Little Truckee R., upper end of Kyburz Flat n. of rd.); Little Truckee R., Kyburz Flat 1920 Comment
  CHSC85313  Sagina saginoides John Dittes; Josephine Guardino, Lowell Ahart 2003-7-31 2003 -76 Sierra Northern High Sierra Nevada; ca. 4.8 air-mile southwest of Sierra City, ca. 6.0 air-mile east by southeast of Downieville, ca. 6.5 air-mile northwest of Bowman Lake; Negro Canyon Creek at crossing of poor 4-wheel-drive road. At creek edge. 1682 Comment
  JEPS125659  Sagittaria cuneata William Harnach 2013-7-27 1374 Sierra 3.25 miles south of the Jackson Meadows Road on the Meadow Lake Road (south of Webber Lake). Comment
  CAS-BOT-BC102850  Salix boothii W. R. Dudley 1900-6-21 5414 Sierra West side of Webber Lake near shore Comment
  CAS-BOT-BC103634  Salix eastwoodiae G. Earle Kelley 1919-1-1 s.n. Sierra Salmon Lake Comment
  CAS-BOT-BC103635  Salix eastwoodiae G. Earle Kelley 1919-1-1 s.n. Sierra Salmon Lake Comment
  CAS-BOT-BC103636  Salix eastwoodiae W. R. Dudley 1894-9-1 s.n. Sierra Near Lake of Woods Comment
  CAS-BOT-BC103638  Salix eastwoodiae W. R. Dudley 1900-6-20 5412 Sierra west side of Webber Lake Comment
  CAS-BOT-BC103639  Salix eastwoodiae W. R. Dudley 1900-6-21 5474 Sierra Webber Lake to Sierraville Comment
  CAS-BOT-BC103647  Salix eastwoodiae W. R. Dudley 1894-9-1 s.n. Sierra Lake of the Woods Comment
  CHSC110461  Salix eastwoodiae L. P. Janeway; Emily Meigs, Tim Hanson 2013-7-25 11192 Sierra Northern High Sierra Nevada. Plumas National Forest; wet upper drainage of Pearson Ravine, 0.4 km west of Mt Fillmore Meadows #1; 1.2 air km west-southwest of the top of Mt Fillmore. 2050 Comment
  HSC93248  Salix eastwoodiae Vernon H. Oswald, L. Ahart 1996-8-19 8220 Sierra Northern High Sierra Nevada, Yuba Pass-Weber Lake Rd. (Forest Rte. 12), 1.5 mi. S of the road to Haypress Valley 2195 Comment
  JEPS95769  Salix eastwoodiae George Argus and Susan D'Alcamo 1998-7-23 13803 Sierra Coburn Lake Comment
  SJSU12161  Salix eastwoodiae N. A. Hopkins 1976-6-29 855 Sierra margin of Packer 1889 Comment
  UCD110822  Salix eastwoodiae Frederica Bowcutt 1994-7-22 1947 Sierra Sierra Nevada Mtns., Tahoe Basin, Northshore between Truckee and Tahoe City, Squaw Valley ski resort. Near High Camp at pond construction site. 2438 Comment
  UC1134882  Salix geyeriana N. French 1934-10-18 545 Sierra Little Truckee R. Tahoe Nat'l Forest, Truckee Quadrangle Comment
  JEPS117450  Salix laevigata Lowell Ahart 2010-9-15 17187 Sierra On the northwest edge of the first pond, about 20 yards northwest of the cabin, about 50 yards southwest of the middle pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak 2134 Comment
  CAS-BOT-BC125434  Salix lasiandra var. lasiandra John Thomas Howell 1969-9-13 46107 Sierra Little Truckee River near outlet of Webber Lake 2042 Comment
  CAS-BOT-BC125435  Salix lasiandra var. lasiandra Alice Eastwood 1918-6-29 7921 Sierra Loyalton Comment
  CAS-BOT-BC125436  Salix lasiandra var. lasiandra Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Salmon [Lakes] Lake Comment
  CAS-BOT-BC125439  Salix lasiandra var. lasiandra W. R. Dudley 1900-6-22 5480 Sierra Above Sierraville, Sawmill Creek Road Comment
  CAS-BOT-BC124521  Salix lasiolepis var. lasiolepis Alice Eastwood 1918-4-6 6765 Sierra Downieville Comment
  CAS-BOT-BC124523  Salix lasiolepis var. lasiolepis Alice Eastwood 1918-4-6 6762 Sierra Downieville Comment
  CAS-BOT-BC124870  Salix lemmonii Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Salmon Lake Comment
  CAS-BOT-BC124880  Salix lemmonii W. R. Dudley 1900-6-20 5408 Sierra North end of Webber Lake Comment
  CAS-BOT-BC124882  Salix lemmonii W. R. Dudley 1894-8-29 s.n. Sierra Shore of Webber Lake Comment
  CHSC69907  Salix lemmonii L. P. Janeway; Eric Schroder 1997-8-19 5348 Sierra Tahoe National Forest. Freeman Meadow along Church Creek; about 2.3 mi east of Gold Lake. 2072 Comment
  CHSC69908  Salix lemmonii L. P. Janeway; Eric Schroder 1997-8-20 5352 Sierra Tahoe National Forest. Church Meadows; about 1.5 mi east of Gold Lake. 2042 Comment
  RSA502887  Salix lemmonii G. H. True 1971-9-7 7040 Sierra Cold Stream Canyon. Ca 3.5 miles S of Perazzo Meadows. 2378 Comment
  RSA774124  Salix lemmonii L. Ahart 2010-9-15 17174 Sierra North edge of the first pond, South side of the road and west of the cabin, At the spring, about 2.75 air miles north of Yuba Pass on Hwy 49, about 4 air miles east of Haskell Peak 2135 Comment
  UC501408  Salix lemmonii L. S. Smith 1932-5-25 2662 Sierra along stream from Babbit Srping; Tahoe Forest 2255 Comment
  SEINET10412553  Salix lemmonii S. B. Doten 1901-7-2 78 Sierra Webber Lake. Comment
  CAS-BOT-BC125114  Salix ligulifolia W. R. Dudley 1900-6-21 5470 Sierra Webber Lake to Sierraville by trail at head of Sawmill [Canon] Canyon Comment
  CHSC105680  Salix lucida subsp. lasiandra Lowell Ahart 2010-9-15 17173 Sierra Along stream and north of the second pond, about 100 yards north of the cabin, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak. 2134 Comment
  CAS-BOT-BC129514  Salix melanopsis Lemmon s.n. Sierra Unspecified Comment
  CAS-BOT-BC126143  Salix scouleriana W. R. Dudley 1894-8-30 s.n. Sierra Outlet of Webber Lake Meadow Comment
  UC1135085  Salix scouleriana A. Lewis 1934-7-5 495 Sierra 2 2/10 mi. ne.e Poverty Hill; Plumas Nat'l Forest, Downieville Quad. Comment
  CAS-BOT-BC235042  Sambucus W. Harnach; N. Harnach 1990-7-10 471 Sierra Sierra Valley. Approx 1/4 mile south of Co. line on Co. Rd. A-23, west of road 1524 Comment
  SEINET10847475  Sambucus caerulea Andrew Townesmith 2012-8-26 Townesmith 2396 Sierra Along route 07, at intersection with route 07-30 (6.0 miles west of California route 89 via 07). 2010 Comment
  JEPS99003  Sambucus mexicana Rolf W. Benseler 1997-7-14 621 Sierra North of Ground Hog Rock, Tahoe National Forest Comment
  JEPS99006  Sambucus mexicana Rolf W. Benseler 1997-7-14 622 Sierra North of Ground Hog Rock, Tahoe National Forest Comment
  SEINET8058230  Sambucus nigra W. Harnach, N. Harnach 1990-7-10 471 Sierra Sierra Valley, ca 0.25 mile S of County line on Co. Rd. A-23, W of road. 1524 Comment
  JEPS124614 Image available Sambucus nigra subsp. caerulea P. L. Billings 1965-6-6 26 Sierra Collected near HW 89 2.6 miles from Sierraville intersection of HW 49 and 89. Comment
  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
  UCR53730  Sanguisorba minor B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-27 890 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
  CHSC52797  Sanicula graveolens L. P. Janeway 1984-8-5 974 Sierra Ridgetop just south of Packer Saddle. 2148 Comment
  SEINET11155984  Sanicula graveolens W. Harnach, N. Harnach 1990-4-19 262 Sierra Sierra Valley, Approx 2.5 air miles N of Calpine, Knuthson Meadows (commonly called Carman Valley). 1548 Comment
  UC1088541  Sanicula tuberosa Ornduff 1958-6-29 4996 B Sierra 2 mi nw of Downieville (at junction of Saddleback Mountain Road with Oak Ranch Road) 1219 Comment
  SEINET11160276  Sanicula tuberosa S. B. Doten 1901-7-2 81 Sierra Webber Lake. Comment
  CHSC69179  Saponaria officinalis Vernon H. Oswald; Lowell Ahart 1997-8-19 8836 Sierra Footes Crossing Rd. (County Rd. 191) on the north side of the Middle Fork of Yuba River, 5.3 mi southwest of Alleghany. Roadside. 1066 Comment
  UCD118036  Sarcodes sanguinea K. M. Meyer; A. Townesmith 2007-7-17 129 Sierra Tahoe National Forest. 1.0 mi. up road toward Lake of the Woods, off road 07. 2191 Comment
  UCR59464  Sarcodes sanguinea B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-29 0969 Sierra Plumas National Forest, c. 2.3 mi south of Sierra County Line on Hwy 89, just before boundary of Tahoe National Forest Comment
  CAS-BOT-BC466228  Sarcodes sanguinea George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  CAS-BOT-BC466229  Sarcodes sanguinea Miss Michener 1893-8-1 s.n. Sierra Unspecified Comment
  CAS-BOT-BC466230  Sarcodes sanguinea H. C. Cantelow 1938-7-4 s.n. Sierra Meadow Valley Inn Comment
  UCD117993  Sarcodes sanguinea Jon Balderston; Daryl Koutnik 1980-5-19 13 Sierra At edge of meadow, one mile north of Calpine on Highway 89. 1530 Comment
  UC332575  Saxifraga odontoloma J. G. Lemmon and wife Aug. 1883 Sierra Webber Lake; High Sierra, Webber Lake Comment
  UCD126462  Schedonorus arundinaceus P. B. Kennedy 1929-7-29 s.n. Sierra Sierra City to Sierraville. Comment
  CAS-BOT-BC111223  Scirpus W. Harnach; N. Harnach 1990-6-6 336 Sierra Sierra Valley, Martinetti Ranch 1517 Comment
  JEPS124677 Image available Scirpus acutus Dixie Funnell 1965-7-6 105 Sierra 1 mile south of Calpine Beckworth intersection with highway 89. Comment
  CHSC47018  Scirpus congdonii L. P. Janeway 1989-8-18 3607 Sierra Plumas National Forest. Near top of ridge 1/2 mi SE of Chapman Saddle; ca 2 1/4 mi SE of Haskell Pk. 2057 Comment
  CHSC61931  Scirpus congdonii Lowell Ahart 1993-9-24 7242 Sierra On the west side of a poor dirt road that ends at a stream, on the north side of Mount Fillmore, about 3.4 mile south of the dirt road from Gibsonville to Johnsville. 2133 Comment
  CAS-BOT-BC111089  Scirpus microcarpus Lewis Samuel Rose 1934-7-17 34383 Sierra Meadow W. of Gold Lake 2133 Comment
  SEINET9184250  Scirpus microcarpus W. Harnach, N. Harnach 1990-6-6 336 Sierra Sierra Valley, 0.5 miles S of Sattley, Martinetti Ranch (the fenced in cow bog). 1518 Comment
  SEINET13751457  Scrophularia desertorum W. Harnach, N. Harnach 1990-5-28 329 Sierra Sierra Valley, W of Loyalton, Balderson Ranch, Antelope Valley. 1554 Comment
  CDA11872  Scrophularia lanceolata G. F. Hrusa, J. Jokerst 1991-7-5 8533 A Sierra Sierra Valley Region; Antelope Valley. Comment
  RSA755623  Scutellaria californica George K. Helmkamp, E. A. Helmkamp 2009-5-28 14866 Sierra above the Yuba River along CA-49, 2.3 miles north of the Yuba Co. line 851 Comment
  RSA639989  Scutellaria californica Richard Olmstead 1986-6-14 844 Sierra Along hwy 49 at roadcut, 5.5 mi N of Camptonville. 780 Comment
  SD147968  Scutellaria californica Richard Olmstead 1986-6-14 844 Sierra Along Highway 49 at roadcut, 5.5 miles north of Camptonville. 779 Comment
  CAS-BOT-BC240072  Secale cereale Catherine Best 1980-6-13 s.n. Sierra Sierra Valley 2 mi north of Sattley on Hwy A23 Comment
  JEPS125655  Sedum obtusatum William Harnach 2013-7-27 1378 Sierra 3.25 miles south of the Jackson Meadows Road on the Meadow Lake Road (south of Webber Lake). Comment
  SJSU4993  Sedum obtusatum N. A. Hopkins 1968-7-5 161 Sierra 0.5 mi W of Packer L 2103 Comment
  CHSC37221  Sedum obtusatum subsp. boreale L. Ahart 1982-7-28 3700 Sierra Ca. 1/4 mi n of Pacific Mine, Ca. 5 mi e of LaPorte. 518 Comment
  JEPS95612  Sedum spathulifolium Lowell Ahart 1994-7-1 7434 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
  SEINET11261798  Sedum spathulifolium George K. Helmkamp, E. A. Helmkamp 2011-6-9 17536 Sierra Northern Sierra Nevada Mountains Foothills: 5.9 miles N of Camptonville along CA-49, about 1.2 miles NE of the Yuba Co. line.; 0 899 Comment
  SEINET8584724  Sedum spathulifolium W. Harnach 2013-5-1 1333 Sierra Goodyears Bar. 1.3 miles south of Hwy 49 on Mountain House Road. 883 Comment
  UCR206557  Sedum spathulifolium George K. Helmkamp, E. A. Helmkamp 2009-5-28 14854 Sierra Northern Sierra Nevada Foothills, along CA-49, 1.8 miles north of the Yuba County line0 884 Comment
  UCR54279  Senecio integerrimus B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-29 0948 Sierra Sierra Nevada Mtns., Plumas National Forest, Gold Lake, near the boat ramp 1960 Comment
  UCD21005  Senecio integerrimus E. Bortiri 2002-7-2 WFC 53 Sierra Packsaddle Campground, Lakes Basin, Sierra County Comment
  CAS-BOT-BC363931  Senecio integerrimus var. exaltatus Catherine Best 1984-6-19 992 Sierra On Hwy. 49 at the Yuba Summit Comment
  SJSU5002  Senecio integerrimus var. exaltatus N. A. Hopkins 1968-6-28 128 Sierra Packer L 1950 Comment
  CAS-BOT-BC494134  Senecio integerrimus var. exaltatus William Harnach 2000-5-22 1061 Sierra Sierra Valley. 4 mi NE of Sierraville on Hwy 49 1498 Comment
  CHSC109871  Senecio integerrimus var. major L. P. Janeway; B. Castro 2012-6-16 10880 Sierra Northern High Sierra Nevada. Tip of a short southeastern spur of Gibsonville Ridge, 1.1 km north-northwest of Gibsonville. 1885 Comment
  CHSC94223  Senecio integerrimus var. major Lowell Ahart 2006-6-28 12866 Sierra About 3/4 mile (air) east of Lake Delahunty, about 2 miles (air) northeast of Gibsonville. 1784 Comment
  HSC96991  Senecio integerrimus var. major L. Ahart 2006-6-28 12866 Sierra 3/4 mi. E of Lake Delahunty, 2 mi. NE of Gibsonville 1784 Comment
  JEPS110473  Senecio integerrimus var. major Lowell Ahart 2006-6-28 12866 Sierra About 3/4 mile (air) east of Lake Delahunty, about 2 miles (air) northeast of Gibsonville 1784 Comment
  CHSC416  Senecio serra V. Holt 1942-7-11 Sierra Gold Lake. 1950 Comment
  CAS-BOT-BC364157  Senecio serra Mrs. H. C. Cantelow 1951-7-23 11 Sierra Hwy. 89, about 9 miles north of Hobart Mills Comment
  JEPS37200  Senecio serra var. serra W. L. Jepson 1918-8-18 8056 Sierra Sierraville 1767 Comment
  CAS-BOT-BC364415  Senecio triangularis George Hale 1927-8-6 s.n. Sierra Webber Lake Comment
  JEPS107580  Senecio triangularis Lowell Ahart 2005-8-30 12338 Sierra On a gravel bar along the east side of Pass Creek, about 1/8 mile south of French Meadow, about 2 1/2 miles west of Webber Lake 2032 Comment
  JEPS17414  Senecio triangularis W. L. Jepson 1934-8-7 16782 Sierra Sierraville Cold Creek Comment
  CAS-BOT-BC364414  Senecio triangularis Lewis S. Rose 1934-7-16 34373 Sierra Gold Lake 1950 Comment
  CAS-BOT-BC364416  Senecio triangularis W. Harnach; N. Harnach 1989-6-24 170 Sierra Sierra Valley. Martinetti Ranch (Elvers) 1517 Comment
  SEINET8944346  Sidalcea glaucescens S. B. Doten 1901-7-2 76 Sierra [Sierra Nevada,] Webber Lake. Comment
  UCR257795  Sidalcea oregana subsp. oregana George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-7-22 19452 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
  CHSC108102  Sidalcea oregana subsp. spicata Lowell Ahart 2011-9-23 17703 Sierra On the east side of a small stream that flows into Pass Creek, about 50 yards north of Pass Creek, about 350 yards south of Hennas Pass Road, west of French Meadow, east of Forest Road 70, about 3 miles (air) northwest of Webber Lake. 2016 Comment
  JEPS742  Sidalcea oregana subsp. spicata W. L. Jepson 1934-8-2 16788 Sierra 2 mi e Bassett sta. (Pioneer road sta., North Fork Yuba River); North Fork Yuba River, e of Bassett sta. 1706 Comment
  RSA21697  Sidalcea oregana subsp. spicata Carl B. Wolf 1937-8-6 9057 Sierra Northern Sierra Nevada, Church Meadows, SE of Gold Lake 2043 Comment
  SD102829  Sidalcea oregana subsp. spicata Darley F. Howe 1978-7-16 Sierra Along Highway 89 ca. 12.3 miles north of Truckee. 1920 Comment
  CHSC67100  Silene bernardina James D. Jokerst 1990-7-27 3159 Sierra Balls Ranch. Burma Summit, 6 mi SE of Loyalton. 2468 Comment
  CAS-BOT-BC387051  Silene douglasii John Thomas Howell; Gordon H. True 1970-7-14 5523 Sierra At Verdi Peak Lookout, Verdi Range 2560 Comment
  CHSC20596  Silene douglasii Robert A. Schlising 1964-7-11 2736 Sierra Sierra Nevada. Gold Creek Road, NE of Sierra City, at campsite on Packer Lake Road. Comment
  CAS-BOT-BC387053  Silene douglasii Gladys L. Smith 1959-6-20 1252 Sierra On Gold lake to Feather River route. PLumas-Sierra County line. 1828 Comment
  SEINET8877480  Silene douglasii var. douglasii W. Harnach, N. Harnach 1993-7-11 734 Sierra Sierra Valley, on top of Lincoln Ridge, S of Yuba Pass, (W edge of project area). 2365 Comment
  UC1442610  Silene invisa Lowell Ahart 1978-7-29 Sierra ca 10 mi n La Porte; n side Mt. Fillmore, n of La Porte 2300 Comment
  CAS-BOT-BC389278  Silene lemmonii Forest Sheehan 1970-6-6 s.n. Sierra Near Scales 1371 Comment
  CAS-BOT-BC389279  Silene lemmonii Gordon H. True 1966-4-28 2761 Sierra South Yuba River at head of Excelsior Ditch about 1 1/2 miles east of Hiway 49 bridge 579 Comment
  UC1137895  Silene nuda G. T. Nordstrom 1936-7-23 953 Sierra 2 1/2 mi s Purdy; Sierra National Forest, Sierraville Quadrangle Comment
  UC120217  Silene oregana J. G. Lemmon and wife 1875-1 35 Sierra Comment
  JEPS124526 Image available Sisymbrium altissimum Reinhard Jockel 1969-6-26 2 Sierra On roadside A23 (Beckwourth Calpine Rd.) 2 miles N of Sierra Co. line. Comment
  UC477527  Smilacina stellata L. F. Smith 1931-5-31 2551 1/2 Sierra Cottonwood Springs Sierravile Dist. (along road) Comment
  UCD15310  Solanum triflorum A. M. Shapiro 1997-8-28 s.n. Sierra California, Sierra Co.; Sierraville; 1508 Comment
  CDA5977  Solanum triflorum F. H. Surber 1976-9-16 Sierra Bruce Miles property, Loyalton. 0 Comment
  CAS-BOT-BC157389  Solanum umbelliferum C. Best 1982-7-12 737 Sierra Herrington's, Sierra City 1219 Comment
  JEPS124602 Image available Solanum umbelliferum C. Meek 1969-6-27 34 Sierra 3.75 miles west of Sierra CIty on Hi # 49 Comment
  CAS-BOT-BC364891  Solidago W. Harnach; N. Harnach 1990-7-30 490 Sierra Sierra Valley. Hamlin creek area 1569 Comment
  UCR45977  Solidago canadensis R. D. Goeden 1986-9-10 s.n. Sierra Sierra Nevada Mtns, Above Perazo Meadow, on the north side of Fibreboard Rd, NW of Truckee & c. 10 mi. east of Jackson Meadow Reservoir, Tahoe National Forest 2012 Comment
  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-BC365546  Solidago elongata Catherine Best 1983-8-29 887 Sierra Along the road to Gold Lake Comment
  CAS-BOT-BC365549  Solidago elongata George Haley 1927-8-6 s.n. Sierra Webber Lake 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
  JEPS88191  Solidago elongata Vernon H. Oswald and Lowell Ahart 1996-8-19 8237 Sierra Forest Route 07 0.5 mi e of the road to Lake of the Woods (e of Webber Lake); northern High Sierra Nevada 2042 Comment
  UCD19565  Solidago elongata Gerald Dickinson 1963-7-19 113 Sierra Portola Road in Sattley, on Hwy. 49. 1524 Comment
  SEINET8655761 Image available Solidago velutina subsp. californica W. Harnach 2014-8-27 1394 Sierra Townsite of Calpine behind 208 Coates Ave. 1525 Comment
  CAS-BOT-BC157216  Sorbus californica Elmer I. Applegate 1921-9-7 3374 Sierra Gold Lake 1981 Comment
  SJSU10217  Sorbus scopulina C. W. Sharsmith 1983-6-8 8798 Sierra midway between Marvin Ranch Rd & Scales 1341 Comment
  RSA246606  Sparganium angustifolium Robert F. Thorne, Larry E. DeBuhr, C. W. Tilforth 1972-9-20 42363 Sierra Plumas National Forest: Shallow water of Snag Lake. 2058 Comment
  UC813823  Sparganium angustifolium W. R. Dudley 1894-9-1 Sierra near Webber Lake (Lake of the Woods); Lake of the Woods Comment
  SD254517  Sparganium emersum subsp. emersum George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-7-22 19472 Sierra Northern Sierra Nevada Mountains: Little Truckee River Valley along Hwy CA-89, 3.5 road miles north of the Nevada County line. 1878 Comment
  UCR257692  Sparganium emersum subsp. emersum George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-7-22 19472 Sierra Northern Sierra Nevada Mountains, Little Truckee River valley along Hwy CA-89, 3.5 road miles north of the Nevada County line, 9.6 air miles SE (136 deg. ) of Sierraville 1878 Comment
  JEPS124706 Image available Sparganium simplex Dixie Funnell 1965-7-6 107 Sierra 100 yards from road in small creel 1 mile south of Calpine- Beckwourth intersection with highway 89. Comment
  SCFS5079  Sparganium simplex P. L. Billings 1965-6-6 23 Sierra Located near garbage dump 1.2 miles from Sattley on Sattley-Beckworth Road [Sattley located on Highway 89 and Sattley-Beckworth Road] 1524 Comment
  CAS-BOT-BC390709  Spergularia rubra Gordon H. True; Barbara Trowbridge 1977-7-25 8314 Sierra Independence Lake Watershed 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
  SEINET10537504  Spergularia rubra Lowell Ahart, Peter Ahart 1983-10-27 Ahart 4485 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
  UC190806  Sphaeralcea ambigua var. ambigua J. G. Lemmon 1875-1 44 Sierra 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
  POM223307  Spiraea densiflora L. S. Rose 1934-7-13 34354 Sierra Gold Lake 1951 Comment
  RSA203500  Spiraea densiflora L. S. Rose 1934-7-13 34354 Sierra Gold Lake 1951 Comment
  RSA252504  Spiraea densiflora Robert F. Thorne, C. W. Tilforth 1969-9-6 39209 Sierra Goose Lake, SE of Gold Lake. 1951 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
  JEPS119935  Spiraea douglasii Lowell Ahart 2012-9-18 18452 Sierra Bottom of Poverty Hill Hydraulic Mine, about 2 miles (air) southwest of Poverty Hill, about 4 1/2 miles (air) south of La Porte. Comment
  CAS-BOT-BC152545  Spiraea splendens A. R. Kruckeberg 1954-8-2 3674 Sierra Along shores of Tamarack Lake 2 mi. e. of Sierra Buttes - Tahoe N.F. Comment
  CAS-BOT-BC152546  Spiraea splendens R. F. Thorne; C. W. Tilforth 1969-9-6 39209 Sierra Goose Lake, SE of Gold Lake 1950 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
  UCD114072  Spiraea splendens Geo Morrison 1930-7-20 s.n. Sierra Sierra City. 1 Comment
  RSA446595  Stachys ajugoides Britton, Robert W. Townsend 1939-8-24 137 Sierra North bank of Yuba River, 7 miles above Sierra City 1674 Comment
  SJSU12227  Stachys rigida N. A. Hopkins 1982-7-19 1073 Sierra 1 mi S of Calpine Comment
  JEPS98292  Stellaria crispa Lowell Ahart 2000-7-13 8583 Sierra On damp sand along Negro Creek, west of Burlington, about 2 miles (air) northwest of Middle Waters, about 8 miles (air) northeast of Alleghany. 1584 Comment
  SEINET8884478  Stellaria longipes W. Harnach, N. Harnach 1990-6-6 337 Sierra Sierra Valley, 0.5 miles S of Sattley, Martinetti Ranch. 1518 Comment
  SEINET5337320  Stellaria longipes S. B. Doten 1901-6-20 55 Sierra Near Little Truckee, California Comment
  CAS-BOT-BC391211  Stellaria longipes subsp. longipes Alice Eastwood 1918-6-29 7927 Sierra Loyalton Comment
  CHSC52927  Stephanomeria lactucina L. P. Janeway 1989-8-10 3568 Sierra Plumas National Forest. NE'ern slopes between Haskell Pk and Hwy 89/Sulphur Cr. 2133 Comment
  CHSC66524  Stephanomeria lactucina Lowell Ahart 1996-7-25 7695 Sierra South of the Old Henness Pass Road, west of French Meadow, about 2 miles west of Webber Lake. 1950 Comment
  SEINET8080234  Stipa occidentalis var. californica S. B. Doten 1901-7-2 82 Sierra Webber Lake. Comment
  SEINET8082364  Stipa thurberiana P. A. Lehenbauer 1937-6-8 69 Sierra 25 miles west of Reno on Truckee Road at Iceland, on south side of river by falls. 1676 Comment
  UC117365  Streptanthus farnsworthianus J. G. Lemmon 1874-1 Sierra Comment
  HSC96843  Streptanthus polygaloides L. Ahart 2006-6-21 12807 Sierra W side of Foote Rd., 3.7 mi. SW of Alleghany 1094 Comment
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Jun 21 2014
  CAS-BOT-BC87423  Streptanthus polygaloides Robin Roberts 1983-5-15 90 Sierra Goodyear's Bar, on Highway 49, 3 miles west of Downieville. 500 Comment
  SJSU4976  Streptanthus polygaloides N. A. Hopkins 1969-6-30 273 Sierra between Foote's Crossing & Alleghany Comment
  CAS-BOT-BC87827  Streptanthus tortuosus Catherine Best 1983-8-29 863 Sierra Sierra Nevada. Growing on the road above Packers Lake. 1950 Comment
  CAS-BOT-BC87828  Streptanthus tortuosus Alice Eastwood 1918-4-6 6776 Sierra Downieville. 914 Comment
  CAS-BOT-BC87831  Streptanthus tortuosus M. Lavin 1982-7-19 4233 Sierra Great Basin. Northern Sierra Nevada. 13 miles 225 degrees from Portola. 1981 Comment
  CAS-BOT-BC87833  Streptanthus tortuosus Lowell Ahart 1982-7-28 3691 Sierra About 0.25 mile north of the Pacific Mine, about 5 miles east of La Porte. 1700 Comment
  UC614607  Streptanthus tortuosus L. Constance 1938-6-8 2295 Sierra junction of North and South Forks of the Yuba River Sierra City 1371 Comment
  CHSC63128  Streptanthus tortuosus var. tortuosus Lowell Ahart 1994-7-1 7425 Sierra South of the larger pond, on the north side of Henness Pass Road, at Keystone Gap, east of Keystone Mountain, about 1 1/2 miles north-east of Middlewaters, about 11 miles (air) north-east of Alleghany. 1889 Comment
  SJSU12278  Stuckenia filiformis N. A. Hopkins 1976-9-17 Sierra Packer Lake 1889 Comment
  CAS-BOT-BC245767  Symphoricarpos rotundifolius Gordon H. True; John Thomas Howell 1970-7-14 5542 Sierra Verdi Peak Lookout, Verdi Range, Sierra Nevada 2560 Comment
  CAS-BOT-BC245872  Symphoricarpos rotundifolius P. B. Kennedy; S. B. Doten 1901-7-8 110 Sierra Webber Lake Comment
  UC1120000  Symphoricarpos rotundifolius var. rotundifolius A. Lewis 1934-7-16 515 Sierra 0.75 mi sw Wades Lake; Plumas National Forest, Downieville Quad. 2133 Comment
  UC66106  Symphoricarpos rotundifolius var. rotundifolius P. B. Kennedy 1901-7-8 110 Sierra Webber Lake Comment
  CAS-BOT-BC97575  Symphyotrichum ascendens R. K. Gierisch; D. H. Esplin 1969-9-25 3615 Sierra Tahoe National Forest 1981 Comment
  CHSC67873  Symphyotrichum ascendens James D. Jokerst 1985-8-20 2574 Sierra Ca. 100 m E of Westside Rd., 2 mi S of Plumas Co. line. 1493 Comment
  CAS-BOT-BC97574  Symphyotrichum ascendens C. Best 1983-8-29 890 Sierra along Hwy 49 just west of the Yuba Summit 2042 Comment
  UC1999915  Symphyotrichum ascendens J. C. Semple, B. A. Suripto, T. Ahmed 1990-8-13 9323 Sierra Yuba Pass Road, about 2.5 km from Nichol Mill Road. 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-BC98427  Symphyotrichum spathulatum George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  UC1609305  Symphyotrichum spathulatum Lowell Ahart 1993-9-10 7224 Sierra e side of county road about 1/2 mi n Gibsonville (w side of meadow) 1676 Comment
  CHSC60596  Symphyotrichum spathulatum var. spathulatum L. P. Janeway 1984-8-25 1078 Sierra Lakes Basin; at Snag Lake. 2026 Comment
  SEINET13710570  Tanacetum parthenium Lowell William Ahart, Lowell William Ahart 2001-1 9084 Sierra Near Diversion Dam across Little Truckee River, S of Fiberboard Road (Fsr 18), 1/8 Mi. N of Henness Pass Rd., 5 Air Mi. E of Webber Lake (T19N, R15E, sec 15, SW 1/4) 6300 Ft. 1920 Comment
  RSA0049901  Taraxacum officinale George K. Helmkamp, E. A. Helmkamp 2011-6-9 17546 Sierra 5.9 miles north of Camptonville along CA-49, about 1.2 miles northeast of the Yuba Co. line 899 Comment
  UC196107  Taraxia subacaulis C. F. Sonne June 1887 Sierra Little Truckee River Comment
  JEPS31728  Taraxia tanacetifolia J. G. Lemmon July, 1874 Sierra Sierra Valley Comment
  UCR230727  Tellima grandiflora George K. Helmkamp, E. A. Helmkamp 2011-6-9 17548 Sierra Northern Sierra Nevada Mountains Foothills, 7.1 miles north of Camptonville along CA-49, about 2.5 miles north of the Yuba Co. line 808 Comment
  CAS-BOT-BC447654  Tellima grandiflora G. Vagenas 1980-5-18 069 Sierra Hwy 49, 10 mi. W. of Downieville 883 Comment
  SEINET12216912  Tellima grandiflora F. H. Utech 1986-1 86 -085 Sierra Tahoe Natioanal Forest, ca 1 mi N of junction North Yuba River & CA 49 bridge 950 Comment
  UC1070350  Tetradymia canescens G. T. Nordstrom 1936-7-8 901 Sierra 4 mi se Dog Valley; Sierraville Quad. 1493 Comment
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Jun 6 2014
  SEINET11800090  Tetradymia canescens J. G. Lemmon 1874-1 128 Sierra Sierra Co. & C Comment
  SEINET3814729 Image available Thalictrum fendleri Lewis S. Rose 1934-7-14 34362 Sierra Gold Lake. 1951 Comment
  POM308868  Thalictrum fendleri Betty J. Jorgensen 1944-6-22 478 Sierra Along Little Truckee River, on road between Independence and Webber Lakes. 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