Search Results — 2000 specimen records retrieved (1317 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/cch_archive/).
 Records are made available under the CCH Data Use Terms.

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  CAS-BOT-BC78004  Abies concolor John Thomas Howell; Gordon H. True 1970-7-14 5514 Sierra At Verdi Peak Lookout, Verdi Range 2560 Comment
  NY29218  Abies lowiana J. G. Lemmon 1874-1 210 Sierra Comment
  CAS-BOT-BC78101  Abies magnifica Elmer I. Applegate 1921-9-7 s.n. Sierra Gold Lake 1981 Comment
  CAS-BOT-BC78103  Abies magnifica Gordon H. True; John Thomas Howell 1970-7-14 5513 Sierra At Verdi Peak Lookout, Verdi Range 2560 Comment
  SEINET7884285 Image available Abies magnifica P. A. Lehenbauer 1936-1 s.n. Sierra Gold Lake Comment
  UC336722  Abies magnifica var. magnifica unknown 1867-1 Sierra Webber Lake Comment
  UC1119862  Acer glabrum var. glabrum C. G. Albertus 1935-9-11 281 Sierra 1 mi ssw Sawmill; Tahoe National Forest, Sierraville Quad. Comment
  HSC2806  Acer macrophyllum R. G. Means 1962-6-22 18 Sierra 2.3 mi. E of Downieville, Hwy. 49 915 Comment
  JEPS125811  Acer macrophyllum William Harnach 2015-4-13 1399 Sierra 1.6 miles West of the Sierra City post office on Highway 49. Comment
  UCD117045  Acer macrophyllum P. B. Schultz 1967-6-30 32 Sierra 2 miles east of Downieville. 929 Comment
  CAS-BOT-BC28862  Achillea millefolium Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Salmon Lake Comment
  CAS-BOT-BC28867  Achillea millefolium Adolph Daniel Edward Elmer 1921-9-7 3366 Sierra Gold Lake Comment
  SBBG25622  Achillea millefolium K. K. Muller 1963-8-15 1233 Sierra 3 mi N of Gold Lake on Gold Lake Rd between St Hwys 49 and 89 Comment
  SEINET6700433 Image available Achillea millefolium W. Harnach, N. Harnach 1989-6-25 179 Sierra Sierra Valley, 0.5 miles E of Calpine, Calpine Ranch (home) 1509 Comment
  SEINET6700446 Image available Achillea millefolium P. B. Kennedy, S. B. Doten 1901-7-23 211 Sierra Lincoln Valley Comment
  UCR257667  Achillea millefolium George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-7-22 19442 Sierra Northern Sierra Nevada Mountains, Henness Pass Road, 1.1 mile east of its junction with CA-89 at the north end of Kyburz Flat 1907 Comment
  POM267984  Achnatherum nevadense D. D. Keck 1944-7-8 5401 Sierra 3 mi NE of Sierra City on North Fork of North Fork of Yuba River near mouth of Sardine Creek 1585 Comment
  CAS-BOT-BC216914  Achnatherum occidentale David D. Keck 1944-7-8 5407 Sierra E side of Yuba Pass, near base, 2 miles NW of Sattley 1615 Comment
  CHSC69227  Achnatherum occidentale subsp. californicum James D. Jokerst 1990-7-27 3175 Sierra Balls Ranch Surveys for Jones and Stokes. Summit of Bald Mtn. Range at N end. 2621 Comment
  RSA657078  Achnatherum occidentale subsp. occidentale Lynn R. Firestone, Harold Firestone 1983-8-5 8312 Sierra 1.7 mi north of Calpine on Cal 89 1349 Comment
  UC1609020  Achnatherum occidentale subsp. occidentale Lowell Ahart 1993-9-10 7217 Sierra 1 1/2 mi s dirt road from Gibsonville to Johnsville; Mount Fillmore; sw1/4 2316 Comment
  UC717983  Achnatherum occidentale subsp. pubescens David D. Keck 1944-7-8 5406 Sierra 2 mi nw Sattley (e side of Yuba Pass); Sierra Nevada 1615 Comment
  SEINET5327537  Acmispon americanus var. americanus I. LaRivers 1960-6-2 s.n. Sierra Verdi Comment
  CHSC47678  Acmispon nevadensis Lowell Ahart 1989-8-16 6373 Sierra At Ahart Sheep Camp, about 1 miles north-west of Milton Reservoir. 1706 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
  SEINET12091947  Aconitum columbianum J. G. Lemmon 1874-1 7 Sierra Comment
  UCD18567  Aconitum columbianum Roman Gankin 1951-7-16 45 Sierra near north fork of North Fork of Yuba River, State Hwy 49, near Pioneer Lodge, Sierra Buttes Recreation Area. 1798 Comment
  CAS-BOT-BC391499  Aconitum columbianum subsp. columbianum Lowell Ahart 1964-7-24 s.n. Sierra 2 miles west of Webber Lake 2133 Comment
  CAS-BOT-BC412903  Aconogonon davisiae G. Earle Kelley 1919-1-1 s.n. Sierra Salmon Lake Comment
  CAS-BOT-BC412902  Aconogonon davisiae A. R. Kruckeberg 1954-8-2 3682 Sierra Along trail to Sierra Buttes, 1/2 mile above upper Tamarack Lake 2438 Comment
  CHSC69169  Adiantum aleuticum Vernon H. Oswald; Lowell Ahart 1997-8-19 8822 Sierra Mountain House Rd. (County Rd. 300) at Young America Creek, 3.6 mi south of Goodyears Bar. 1112 Comment
  JEPS87383  Agastache urticifolia Lowell Ahart 1993-9-24 7260 Sierra n side Mount Fillmore (about 1/2 mi s of the dirt road from Gibsonville to Johnsville); n side of Mount Fillmore 2042 Comment
  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
  CAS-BOT-BC29382  Ageratina occidentalis Horace Albert Barker 1926-7-31 163 Sierra Haskel [Haskell] Peak Comment
  SJSU13917  Ageratina occidentalis N. A. Hopkins 1985-9-1 1331 Sierra just above Robinsons Cow Camp 1828 Comment
  CAS-BOT-BC29515  Agoseris Clare Butterworth Hardham 1961-6-15 7417 A Sierra South slopes, Yuba Pass Comment
  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
  CAS-BOT-BC15442  Agoseris grandiflora var. grandiflora Alice Eastwood 1918-6-29 7845 Sierra Loyalton Comment
  CAS-BOT-BC15347  Agoseris heterophylla Alice Eastwood 1918-6-29 7853 Sierra Loyalton Comment
  JEPS36263  Agoseris heterophylla var. heterophylla L. S. Smith 1927-5-30 2066 Sierra sec 5 and 4 east side Sierra Valley Comment
  JEPS123996  Agoseris retrorsa Lowell Ahart 2015-5-9 20159 Sierra About 3/4 mile west of Highway 49, about 1 3/4 miles west of Indian Valley. Comment
  JEPS102755  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
  CHSC105825  Agrostis idahoensis Lowell Ahart 2010-8-3 17036 Sierra Disturbed area along a small stream that flows into Negro Creek east side of the poor logging road, about 100 yards east of Negro Creek, about 1/4 mile (air) southwest of the Burlington Mine, about 1 3/4 miles (air) southwest of the Burlington Mine, about 1 3/4 miles (air) northwest of Middlewaters, about 8 miles (air) northeast of Alleghany. 1731 Comment
  SEINET7594045 Image available Agrostis idahoensis Lewis S. Rose 1934-1 34360 Sierra Gold Lake 1951 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
  CAS-BOT-BC139092  Agrostis pallens Lowell Ahart 1982-7-28 3709 Sierra Sierra Nevada. Near the water ditch, ca. 1/8 mile north of the Pacific Mine, ca. 5 miles east of La Porte. 1700 Comment
  JEPS87476  Agrostis pallens Lowell Ahart 1993-9-24 7245 A Sierra ca. 3/4 mi s. of dirt road from Gibsonville to Johnsonville (w. side red rock outcrop, e. of small meadow, w. side poor dirt rd. that ends at stream, n. side Mount Fillmore); Mount Fillmore 2133 Comment
  UC1609513  Agrostis pallens Lowell Ahart 1993-9-24 7245 A Sierra ca. 3/4 mi s. of dirt road from Gibsonville to Johnsonville (w. side red rock outcrop, e. of small meadow, w. side poor dirt rd. that ends at stream, n. side Mount Fillmore); Mount Fillmore 2133 Comment
  CHSC47599  Agrostis scabra Lowell Ahart 1980-9-9 2607 Sierra Along the Little Truckee River, about 1/4 mile east of Webber Lake. 2011 Comment
  RSA252376  Agrostis scabra R. F. Thorne, C. W. Tilforth 1969-9-6 39194 Sierra Moist margin of Haven Lake (between Goose and Snag Lakes). 1951 Comment
  SEINET5335995  Agrostis variabilis H. N. Mozingo 1972-9-10 72 -33 Sierra Castle Peak area near Basin Peak 2438 Comment
  CAS-BOT-BC131962  Allium W. Harnach; N. Harnach 1989-4-8 014 Sierra Sierra Valley. Calpine Ranch (home) 1508 Comment
  CAS-BOT-BC131963  Allium W. Harnach; N. Harnach 1989-5-5 057 Sierra Sierra Valley. Newman Point 1531 Comment
  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
  HSC97063  Allium campanulatum L. Ahart 2006-6-28 12871 Sierra 3/4 mi. E of Lake Delahunty, 2 mi. NE of Gibsonville 1784 Comment
  SD61108  Allium campanulatum Darley F. Howe 1964-7-28 3885 Sierra 5.5 miles south of Gold Lake Lodge, Tahoe National Forest. 1829 Comment
  UC1584008  Allium lemmonii G. Schoolcraft 1990-5-8 2017 Sierra w edge of Sierra Valley near Calpine; Sierra Valley 1508 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
  UCD84191  Allium lemmonii Ayzik Solomeshch 2009-6-8 s. n. Sierra Sierra Valley, Roen Ranch, along Westside Rd, ca. 2 km N of the intersection of Westside and Calpine Roads, ca. 1 km east of Westside Rd. 1493 Comment
  CAS-BOT-BC472754  Allium lemmonii John Thomas Howell; R. C. Barneby 1954-5-14 29548 Sierra Sierra Valley, between Sierraville and Loyalton Comment
  CAS-BOT-BC472760  Allium lemmonii Rimo Bacigalupi; H. L. Mason; J. R. Sweeney 1953-7-8 4294 Sierra Middle of Sierra Valley, along road from Hawley railway station (on Western Pacific main line) to Loyalton 1481 Comment
  JEPS47631  Allium lemmonii L. S. Smith 1927-6-2 2070 Sierra s side Sierra Valley Tahoe Forest, Sierra Valley 1676 Comment
  SEINET8122308  Allium lemmonii W. Harnack, N. Harnach 2000-5-5 881 Sierra On Hwy 49, ca 6 miles NE of Sierraville. 1524 Comment
  CHSC110272  Allium platycaule L. P. Janeway 2012-6-24 10902 Sierra Northern High Sierra Nevada. Top of band of serpentine along Sawmill Ridge 1.0 km southeast of Delahunty Lake and 2.7 km northwest of Mt Fillmore. 1901 Comment
  SJSU12121  Allium validum N. A. Hopkins 1974-8-6 615 Sierra c. 0.25 mi W of Packer Lake 1950 Comment
  CAS-BOT-BC476708  Allium validum H. Albert Barker 1926-7-3 65 Sierra Below outlet of Packer Lake 1965 Comment
  NY247886  Allium validum J. G. Lemmon 1874-1 s.n. Sierra 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
  CDA11840  Allophyllum gilioides subsp. violaceum G. F. Hrusa, E. Sandoval 1993-5-3 11153 Sierra Sierra Valley; E side of Golden Dome, E side of Antelope Valley, 3 miles S of Loyalton Rd. (Hwy 49). Comment
  CHSC45443  Allophyllum gilioides subsp. violaceum Lowell Ahart 1983-10-27 4479 Sierra Near a dirt road that is about 2 miles south-east of Jackson Meadow Reservoir, about 1 mile south of Pass Creek, near Jackson Meadow Reservoir. 2011 Comment
  JEPS117427  Allotropa virgata Lowell Ahart 2010-8-3 17037 Sierra About 100 yards west of the poor logging road, about 2 miles (air) west of Keystone Mountain, about 1/2 mile (air) north of the Burlington Mine, about 1 3/4 miles (air) northwest of Middlewaters, about 9 miles (air) northeast of Alleghany 1733 Comment
  JEPS117435  Alnus incana subsp. tenuifolia Lowell Ahart 2010-9-15 17194 Sierra On the northwest edge of the first pond, south side of the road and west of the cabin, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak 2134 Comment
  POM202893  Alnus incana subsp. tenuifolia L. S. Rose 1934-7-14 34361 Sierra Gold Lake. 1951 Comment
  JEPS124701 Image available Alnus incana subsp. tenuifolia Laurel Loeblich 1964-6-25 48 Sierra Near creek on north shore of Lower Sardine Lake. Comment
  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
  UCD55872  Alopecurus aequalis Freed W. Hoffman 1946-6-11 1832 Sierra Sierra Valley. Comment
  UCR257688  Alopecurus aequalis George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-7-22 19467 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
  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
  SEINET7898278  Amaranthus retroflexus W. Harnach, N. Harnach 2000-8-22 980 Sierra 1.0 miles east of Calpine, CA on Calpine Road. (home) 1504 Comment
  UCD40233  Amelanchier pallida Rodney Gale Myatt 1972-6-1 1568 Sierra Wild Plum Road, off of Hwy 49 and east of Sierra City. 1450 Comment
  SEINET11914566  Amelanchier pallida J. G. Lemmon 1874-1 s.n. Sierra Comment
  SEINET6190256  Amelanchier pumila P. B. Kennedy, S. B. Doten 1901-7-12 166 Sierra Webber Lake Comment
  CAS-BOT-BC136872  Amelanchier utahensis Alice Eastwood 1918-6-29 7872 Sierra Loyalton 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
  SJSU14230  Amelanchier utahensis N. A. Hopkins 1989-4-28 1483 Sierra Ridge Rd to Allegheny off Hwy 49 1219 Comment
  UCR17357  Amelanchier utahensis Frank C. Vasek 1975-7-10 750710- 17 Sierra Sierra Nevada Mtns., 1 mi west of State Hwy 89 on Henness Pass Rd. 1951 Comment
  UCD167900  Amsinckia menziesii Art M. Shapiro 2017-5-29 s.n. Sierra Along Hwy. 89 about 3/4 mi N Sierraville. 1516 Comment
  CAS-BOT-BC45081  Anaphalis margaritacea W. Harnach; N. Harnach 1990-8-17 514 Sierra Sierra Valley, Strang Ranch (Elvers back 80) 1524 Comment
  SEINET12080669  Anemone drummondii Unknown 1975-1 821 Sierra 2 mi E of Gibsonville, about 10 mi NE of La Porte, Red Fir Forest 1981 Comment
  CHSC45532  Angelica breweri L. P. Janeway 1984-8-12 997 Sierra Ridgetop just south of Packer Saddle. 2148 Comment
  CHSC53027  Angelica breweri L. P. Janeway 1989-8-9 3563 Sierra Beckworth Ranger District, Plumas National Forest. NE flank of Haskell Pk overlooking Hwy 89/Sulphur Cr. 2164 Comment
  UC1052537  Angelica breweri L. Constance, R. Bacigalupi and E. Nasir 1953-9-9 3471 Sierra 4 mi s of Webber Lake (between Webber and Meadow Lakes) 2133 Comment
  RSA142216  Angelica breweri Lincoln Constance, R. Bacigalupi 1953-9-9 3471 Sierra Forest opening betw Webber (4 miles S) and meadow lakes. 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
  SJSU9805  Antennaria dimorpha C. W. Sharsmith 1982-5-30 8656 Sierra 2 mi N of Sattley on Sattley-Beckwourth Road, Sierra Valley 1524 Comment
  SEINET13709298  Antennaria geyeri Lowell William Ahart, Lowell William Ahart 2001-1 9099 Sierra Diversion Dam across Little Truckee River Near Fiberboard Road (Fsr 18) 1/8 Mi. N of Henness Pass Rd and 5 Mi. E of Webber Lake (T19N, R15E, sec 15, SW 1/4) 6300 Ft. 1920 Comment
  CAS-BOT-BC58655  Antennaria luzuloides David D. Keck 1944-7-8 5418 Sierra Sierra Valley, 1.5 mi. N of Sattley on Feather River Road 1524 Comment
  UC717961  Antennaria luzuloides David D. Keck 1944-7-8 5418 Sierra 1.4 mi n, (on Feather River Road) Sattley; Sierra Nevada, Sierra Valley 1524 Comment
  SEINET10615061 Image available Antennaria luzuloides John G. Lemmon 1874-1 Lemmon 112 Sierra Comment
  SJSU9810  Antennaria luzuloides C. W. Sharsmith 1982-5-30 8660 .5 Sierra 2 mi N of Sattley on Sattley-Beckwourth Road, Sierra Valley 1524 Comment
  UC193582 Image available Antennaria luzuloides J. G. Lemmon 1872-1 Sierra Sierra Valley; ; Sierra Valley, Sierra Co. Comment
  RSA123407  Antennaria media N. H. French 1934-7-2 490 Sierra White Rock, Truckee quad. 2470 Comment
  CHSC44845  Antennaria rosea subsp. confinis Lowell Ahart 1975-8-17 931 Sierra Near French Meadows, about 3 air miles west and 1/2 mile south of Webber Lake. 2133 Comment
  CHSC80924  Antennaria rosea subsp. confinis Lowell Ahart 2001-8-10 9099 Sierra Base of steep bluff, about 200 feet southwest of the dam, diversion dam across the Little Truckee River (water flows to Sierra Valley), about 150 yards south of Fiberboard Road (Forest Road 18), about 1/8 mile north of Henness Pass Road, about 5 miles (air) east of Webber Lake. 1920 Comment
  CDA41212  Antirrhinum vexillo-calyculatum subsp. breweri G. D. Barbe 1973-8-26 s.n. Sierra State Highway 49 above west fork of Yuba River, 15 miles east of Yuba County line, between Goodyears Bar and Downieville, Comment
  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
  SEINET8507122  Apocynum androsaemifolium 2009-7-29 s.n. Sierra Verdi Range 2332 Comment
  JEPS125756  Apocynum cannabinum William Harnach 2013-6-14 1370 Sierra Within the townsite of Calpine, 200 block of Coates Ave. Comment
  CAS-BOT-BC383090  Aquilegia formosa Andrew Townesmith; Karen M. Meyer 2007-7-16 815 Sierra Tahoe National Forest, Sierraville Ranger District. Along county road 450, 1.1 miles west of junction with county road 860 1916 Comment
  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
  SEINET5340334  Arabis holboellii var. pinetorum L. Doughty 1961-5-6 s.n. Sierra Truckee Summit. 2057 Comment
  SEINET3899686  Arabis holboellii var. retrofracta L. Constance 1938-6-8 2296 Sierra Junction of North & South Forks of North Fork of the Yuba River, Sierra city.; 0 1372 Comment
  SEINET5340705  Arabis pulchra S. B. Doten 1901-7-2 71 Sierra [Sierra Nevada] Near Webber Lake Comment
  RSA718382  Arabis sparsiflora var. arcuata L. Ahart 2006-6-21 12819 Sierra On the north side of the Foote Road, about 1.3 miles (by road) southwest of Alleghany. 1306 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
  UCR249159  Aralia californica George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20786 Sierra Northern Sierra Nevada Mountains Foothills, Along CA-49, 1.8 miles west of Goodyears Bar, c. 5 miles west of Downieville 779 Comment
  RSA21687  Aralia californica C. B. Wolf 1937-8-6 s.n. Sierra Northern Sierra Nevada, No. Fork of Yuba River, 5 mi. above Downieville 1067 Comment
  JEPS125808  Arbutus menziesii William Harnach 2015-3-25 1397 Sierra 2.05 miles North of the Yuba-Sierra Co. line on Highway 49. Comment
  SEINET10319600  Arceuthobium americanum M. J. Williams 1969-9-13 s.n. Sierra Webber Lake. 2065 Comment
  CHSC73769  Arctostaphylos manzanita subsp. manzanita B. Castro 1997-6-25 746 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
  CAS-BOT-BC45428  Arctostaphylos nevadensis Mrs. S. G. Suttiffe 1926-10-16 s.n. Sierra Salmon Lake. Comment
  CAS-BOT-BC45430  Arctostaphylos nevadensis George Haley 1927-8-6 s.n. Sierra Webber Lake. Comment
  CAS-BOT-BC45431  Arctostaphylos nevadensis Lowell Ahart 1975-6-28 s.n. Sierra 2 mi. e. of Gibsonville. 1981 Comment
  CAS-BOT-BC45474  Arctostaphylos nevadensis Rimo Bacigalupi 1927-7-3 1612 Sierra Near Yuba Pass. 1950 Comment
  CDA9335  Arctostaphylos nevadensis D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-21 6 .298 Sierra Above Sardine Lake on road to Sierra Butte. Comment
  HSC7660  Arctostaphylos nevadensis L. S. Rose 1969-6-25 69055 Sierra Gold Lake 1951 Comment
  UC876438  Arctostaphylos nevadensis Lewis S. Rose 1934-7-21 34398 Sierra Gold Lake 1950 Comment
  CAS-BOT-BC46504  Arctostaphylos patula Elmer I. Applegate 1921-9-7 3386 Sierra Gold lake, northern Sierra Co. 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
  CHSC46164  Arctostaphylos patula subsp. gankinii Lowell Ahart 1975-6-28 815 Sierra About 2 miles east of Gibsonville, about 6 miles north-east of La Porte. 1981 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
  JEPS125681  Arctostaphylos viscida subsp. viscida William Harnach 2013-4-6 1300 Sierra 1.6 miles west of Goodyears Bar on Highway 49 and north of the Ramshorn campground. Comment
  CDA11874  Arenaria congesta var. subcongesta G. F. Hrusa, J. Jokerst 1991-7-5 8535 A Sierra Sierra Valley region. Antelope Valley. Comment
  UCR54441  Arenaria douglasii B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-27 0877 Sierra Sierra Nevada Mtns, above Ramshorn Campground on Hwy 49, c. 15 miles NE of Comptonville and c. 5 mi. west of Downieville 823 Comment
  CHSC63621  Arenaria kingii var. glabrescens B. Castro; Toni Fauver, L. Hanson 1989-6-21 320 Sierra Sierra Buttes, on trail above Long Lake. 2011 Comment
  CAS-BOT-BC467184  Arenaria serpyllifolia var. serpyllifolia Catherine Best 1980-6-12 s.n. Sierra Sierra Nevada: Herringtons, Sierra City Comment
  SEINET10877440 Image available Argythamnia lanceolata Cyrus G. Pringle 1889-4-15 Pringle 15968 Sierra Sierra Tucson, Arizona Comment
  UCD103891  Armoracia rusticana A. M. Shapiro 2011-6-19 s.n. Sierra 0.8 mi NNE of town of Sierraville along Hwy 89. 1524 Comment
  CAS-BOT-BC82090  Arnica Lillian S. Mott 1963-7-21 463 Sierra 11 miles north of Downieville on Craycroft Ridge Road 1524 Comment
  CAS-BOT-BC82095  Arnica W. Harnach; N. Harnach 1989-7-16 230 Sierra Sierra Valley. Martinetti Ranch, along side Hwy 49 1511 Comment
  CAS-BOT-BC82236  Arnica chamissonis John Thomas Howell 1969-9-13 46116 Sierra Little Truckee River near outlet of Webber Lake 2042 Comment
  CAS-BOT-BC82244  Arnica chamissonis F. A. MacF. 1934-6-29 12551 Sierra Marsh, Truckee River 13 miles from Truckee on the Reno Rd. via Hobart Mills Comment
  UC178531  Arnica chamissonis J. G. Lemmon 1875-1 157 Sierra Comment
  CAS-BOT-BC82326  Arnica cordifolia Clare B. Hardham 1961-6-15 7412 Sierra Yuba Pass, south side Comment
  SEINET6774981 Image available Arnica cordifolia P. B. Kennedy 1903-6-27 792 Sierra Dog Valley, near Verdi 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
  CHSC52799  Arnica dealbata L. P. Janeway 1984-8-11 984 Sierra Northwest of Sierra Buttes. 2316 Comment
  CHSC73411  Arnica dealbata B. Castro; L. Gehrung, H. Durio 1995-9-14 618 Sierra Ca 0.7 air mi SW of the top of Mt. Fillmore, and ca 0.3 mi SE of jeep trail 10E11, which traverses the headwaters of Pearson Ravine. At W edge of midslope terrace of mtn, at top of cliff. 2042 Comment
  JEPS123674  Arnica dealbata William Harnach 2012-8-13 1292 Sierra Road 21N27 at the intersection with Road 21N27B, approx. 2.0 miles from Chapman Saddle, Plumas National Forest. Comment
  JEPS125793  Arnica dealbata William Harnach 2000-7-9 945 Sierra Chapman Saddle road 0.25 mile East of intersection of Lunch Creek Road. Comment
  CAS-BOT-BC82604  Arnica lanceolata subsp. prima J. G. Lemmon s.n. Sierra unspecified Comment
  CHSC108103  Arnica mollis Lowell Ahart 2011-9-23 17702 Sierra Forest floor, about 80 yards north of Pass Creek, about 320 yards south of Hennas Pass Road, west of French Meadow, east of Forest Road 70, about 3 miles (air) northwest of Webber Lake. 2016 Comment
  JEPS107588  Arnica mollis Lowell Ahart 2005-8-30 12351 Sierra On the south side of Pass Creek, about 1/4 mile south of French Meadow, about 2 1/2 miles west of Webber Lake 2064 Comment
  SEINET6775134 Image available Arnica nevadensis W. Harnach, N. Harnach 2000-7-9 941 Sierra Chapman Saddle Rd., 0.25 miles east of intersection of Lunch Creek Rd. 2027 Comment
  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
  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
  JEPS88079  Artemisia douglasiana Vernon H. Oswald and Lowell Ahart 1996-8-19 8189 Sierra Yuba Pass-Weber Lake Rd. (Forest Rt. 12) 2.2 mi s Hwy 49; northern High Sierra Nevada 2133 Comment
  CAS-BOT-BC90469  Artemisia douglasiana Lowell Ahart 1980-9-9 2602 Sierra Rocky gorge between the outlet of Webber Lake and Little Truckee River 2200 Comment
  RSA14482  Artemisia douglasiana Elmer I. Applegate 1923-8-21 3922 Sierra Willow Creek, south of Lower Klamath Marsh Comment
  SEINET11856576  Artemisia ludoviciana J. G. Lemmon 1874-1 122 Sierra Comment
  SEINET7153371 Image available Artemisia nova R. Eckert 1963-7-23 ARS 7 Sierra North of Verdi, Nevada. Dog Valley Rd. 2134 Comment
  CDA10188  Artemisia tridentata M. R. Pryor 1954-10-28 Sierra Loyalton. 0 Comment
  UCD129355  Artemisia tridentata R. O. Hanes 1992-9-28 92 Sierra Cottonwood Creek. Tahoe Forest. 1889 Comment
  CAS-BOT-BC97409  Artemisia tridentata subsp. tridentata Alice Eastwood 1918-6-29 7807 Sierra Loyalton Comment
  CAS-BOT-BC97411  Artemisia tridentata subsp. tridentata John Thomas Howell 1969-9-13 46099 Sierra Little Truckee River near outlet of Webber Lake 2042 Comment
  CAS-BOT-BC97413  Artemisia tridentata subsp. tridentata W. Harnach; N. Harnach 1990-9-22 528 Sierra Sierra Valley, Calpine Ranch (Home) 1507 Comment
  UC1119464  Artemisia tridentata subsp. tridentata A. Lewis 1934-11-5 543 Sierra 6 mi nw Loyalton; Tahoe National Forest, Sierraville Quadrangle Comment
  UC1119468  Artemisia tridentata subsp. tridentata A. Lewis 1934-11-7 548 Sierra 5 1/4 mi w Loyalton; Plumas National Forest, Sierraville Quadrangle Comment
  CAS-BOT-BC400626  Asarum hartwegii Alice Eastwood 1918-4-6 s.n. Sierra Downieville Comment
  CHSC115182  Asarum hartwegii Lowell Ahart 2015-5-9 20184 Sierra On the north side of the Canyon Creek Trail, about 300 yards southeast of the foot bridge across Boyce Ravine, trail on the north side of the North Fork of the Yuba River, about 3/4 miles west of Highway 49, about 1 3/4 miles west of Indian Valley. 716 Comment
  JEPS125696  Asarum hartwegii William Harnach 2013-5-1 1336 Sierra Goodyears bar, 1.14 miles South of Highway 49 on Mountain House Road. Comment
  SEINET12097902  Asarum hartwegii J. G. Lemmon 1874-1 s.n. Sierra No locality Comment
  SEINET12104132  Asarum hartwegii F. H. Utech 1990-6-5 90 -873 Sierra Tahoe NF, American Flat area, Oregon Creek Fork, ca 1.5 mi NNE of Pliocene Station on NF Rd S300 1000 Comment
  JEPS124874 Image available Asclepias cordifolia Joe Ammirati 1964-6-25 119 Sierra 2 mi. W. of Downieville on roadside of H.W 49. Comment
  SEINET6833891  Asclepias cordifolia M. J. Williams 1979-6-13 79- 73 -1 Sierra Dog Valley Road 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
  JEPS124877 Image available Asclepias fascicularis C. Meek 1969-6-27 30 Sierra 1/4 mi. east of Goodyear's Bar exit off of Hi #49. Comment
  UC1123563  Asclepias speciosa G. T. Nordstrom 1936-7-23 952 Sierra 2 1/2 mi s Purdy; Sierraville Quadrangle Comment
  CAS-BOT-BC68825  Aspidotis densa George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  CHSC110243  Aspidotis densa L. P. Janeway 2012-6-24 10903 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
  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
  CAS-BOT-BC68777  Aspidotis densa Mrs. Marion L. Campbell 1919-7-8 s.n. Sierra Coyote Peak Comment
  POM9937  Aspidotis densa F. W. Peirson 1921-8-9 s.n. Sierra Aspen Meadow, South Fork of San Joaquin River 2515 Comment
Read comments
Aug 8 2010
  RSA86272  Aspidotis densa F. W. Peirson 1921-8-9 1511 Sierra South Fork of San Joaquin River 2515 Comment
  SJSU12067  Aspidotis densa N. A. Hopkins 1970-6-11 328 Sierra between Tamarack Lakes & Dugans Pond 1981 Comment
  CAS-BOT-BC99268  Aster W. Harnach; N. Harnach 1990-9-24 529 Sierra Sierra Valley - Bony Ranch 1505 Comment
  CAS-BOT-BC99273  Aster W. R. Dudley 1894-8-30 s.n. Sierra Webber Lake Meadows Comment
  RSA21704  Aster breweri C. B. Wolf 1937-8-6 9064 Sierra Northern Sierra Nevada, 1/2 mile NE of Gold Lake 1921 Comment
  RSA507794  Aster oregonensis J. C. Semple, S. Heard 1986-8-13 8411 Sierra CA-49 west of Sierraville; 9.1 km east of Downieville Post Office Comment
  CHSC44849  Aster radulinus Lowell Ahart 1976-8-10 1185 Sierra By the edge of Eureka Mine Road, about 3/4 mile west of Little Fiddle Creek, about 7 air miles west of Downieville. 1371 Comment
  CAS-BOT-BC477886  Asteraceae W. R. Dudley 1894-9-1 s.n. Sierra Lake of the Woods. Comment
  CAS-BOT-BC477888  Asteraceae W. R. Dudley 1894-8-29 s.n. Sierra Near Weber Lake. Comment
  UCD38335  Astragalus Beecher Crampton 1954-5-11 1888 Sierra 4 miles west Loyalton, Sierra Valley. Comment
  CDA18120  Astragalus andersonii G. D. Barbe, T. C. Fuller 1973-6-19 1626 Sierra Tahoe National Forest; Stateline W of Verdi on (Dog Valley Rd.) Smithneck Rd. (ca. 1 mi (1.6 km) W of Verdi). 1493 Comment
  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
  UC862837  Astragalus lemmonii Alice Eastwood 1918-6-29 7791 Sierra Loyalton Comment
  SEINET12159917  Astragalus lentiginosus J. G. Lemmon 1874-1 47 Sierra Sierra Co., &c Comment
  CAS-BOT-BC192963  Astragalus purshii var. purshii Alice Eastwood 1918-6-29 7861 Sierra Loyalton Comment
  RSA110889  Astragalus purshii var. purshii H. D. Ripley, R. C. Barneby, F. C. Ripley Jr. 1942-5-22 4528 Sierra Near Sierraville. 1707 Comment
  SEINET5326229  Astragalus purshii var. purshii L. Cheney 1961-5-16 s.n. Sierra Boca Dam 1676 Comment
  CAS-BOT-BC68748  Athyrium alpestre var. americanum Mrs. E. C. Sutliffe 1920-9-1 s.n. Sierra Salmon Lake Comment
  POM183487  Athysanus pusillus J. G. Lemmon 1889-5-20 s.n. Sierra Sierra Valley. [county not specified] Comment
Read comments
Jun 10 2012
  SJSU9818  Athysanus pusillus C. W. Sharsmith 1982-5-30 8669 Sierra 2 mi N of Sattley on the Sattley- Beckwourth Rd, Sierra Valley 1524 Comment
  CAS-BOT-BC205793  Balsamorhiza hookeri James R. Shevock 1985-5-19 11146 Sierra Northern Sierra Nevada. Sierra Valley. Along California highway 49 at Rice Hill, 4.7 miles northeast of highway junctions 49 & 89 at Sierraville 1650 Comment
  UC1119026  Balsamorhiza sagittata G. T. Nordstrom 1936-9-7 920 Sierra 2.1 mi nnw of Dog Valley; Sierraville Quad. 2103 Comment
  SBBG7795  Balsamorhiza sagittata H. and M. Dearing 1939-5-9 3312 Sierra N of Sierra Buttes Comment
  CAS-BOT-BC16675  Barbarea orthoceras Javier Penalosa 1962-6-20 2544 Sierra Little Truckee River at Highway 89. 1905 Comment
  CAS-BOT-BC16684  Barbarea orthoceras Rimo Bacigalupi 1957-7-4 1608 Sierra Along North Fork of Yuba River 2 miles west of Yuba Pass. 1920 Comment
  SEINET11193239  Barbarea orthoceras W. Harnach, N. Harnach 1990-5-7 286 Sierra Sierra Valley, Approx 1 mile S of Calpine, Kirkpatrick Ranch. 1506 Comment
  SACT000425  Beckmannia syzigachne Herbert Mason 1953-7-7 Sierra Sierra Valley; Common. Comment
  UC1100213  Beckmannia syzigachne Herbert L. Mason and Malcolm A. Nobs 1953-7-7 14558 Sierra pond 1.5 mi e Calpine; Sierra Valley Comment
  SEINET12101693  Berberis repens J. G. Lemmon 1874-1 s.n. Sierra no further locality Comment
  JEPS16044  Berula erecta J. G. Lemmon 1889-1 Sierra Sierra Valley Comment
  UC367101  Berula erecta J. G. Lemmon and wife August 1875 Sierra Pacific Coast, Sierra Nevada. Webber Lake Webber Lake; Pacific Coast, Sierra Nevada. Webber Lake Comment
  SEINET4176347  Bistorta bistortoides P. Kennedy, S. Doten 1901-7-11 131 Sierra Near Webber Lake Comment
  SEINET4176607  Bistorta bistortoides J. Robertson 1960-6-18 s.n. Sierra Sagehen Creek, University oF California campus 2134 Comment
  UCD98824  Bistorta bistortoides R. O. Hanes 1991-6-2 34 Sierra Kyburz Flat. 1920 Comment
  SEINET7379392 Image available Blepharipappus scaber subsp. scaber W. Harnach, N. Harnach 2000-5-24 900 Sierra Sierra Valley. 0.8 miles west of the intersection of the Bear Valley Road and Smithneck Road. 4 miles south of Loyalton. 1615 Comment
  JEPS110056  Boechera arcuata Lowell Ahart 2006-6-21 12819 Sierra On the north side of the Foote Road, about 1.3 miles (by road) southwest of Alleghany 1305 Comment
  CHSC94236  Boechera 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
  CHSC465  Boechera davidsonii V. Holt 1942-7-16 Sierra Mt. Elwell, Gold Lake. 2072 Comment
  CAS-BOT-BC478474  Boisduvalia W. Harnach; N. Harnach 1989-8-27 244 Sierra Sierra Valley 1496 Comment
  RSA106765  Boisduvalia densiflora var. densiflora L. S. Rose 1955-7-20 55164 Sierra 2 miles south of Calpine. 1509 Comment
  SD18456  Botrychium multifidum J. G. Lemmon Jan 1876 Sierra Sierra Valley [County a guess, near Sierraville, says Andy Sanders] Comment
Read comments
Jul 11 2010
  UC1936242  Botrychium multifidum Alan R. Smith with C. D. MacNeill 1980-8-18 750 Sierra a;pmg trail from parking area (just E of Long Lake) to Big Bear Lake 1981 Comment
  CHSC58482  Botrychium simplex var. compositum Vernon H. Oswald; L. Ahart, T. Devine 1992-7-12 5100 Sierra Cornish Flat Campground located SE of Downieville. 1706 Comment
  CSUSB945  Boykinia elata C. A. Lawler 1968-6-27 105 Sierra Highway 49, 4.8 miles east of Downieville; Elev. 2900 feet at foot of cut bank on north side of road, with water seepage into shallow ditch. 883 Comment
  UCR12054  Boykinia occidentalis Coleta A. Lawler 1968-6-27 105 Sierra Sierra Nevada Mtns., Hwy 49, [Yuba River canyon near Shaughnessy Ravine] 4.8 mi east of Downieville 884 Comment
  RSA21686  Boykinia occidentalis Carl B. Wolf 1937-8-6 9046 Sierra Northern Sierra Nevada, No. Fork of Yuba River, 5 mi. above Downieville 1067 Comment
  SD50714  Boykinia occidentalis Darley F. Howe 1959-8-2 2773 Sierra 15.5 miles west of Downieville, sandy wash near stream 914 Comment
  SEINET6166144  Brasenia schreberi W. Harnach, N. Harnach 2000-8-5 979 Sierra Sierra Valley, 1.5 miles west of Sierravlile on Highway 49, Strang Pond 1506 Comment
  CAS-BOT-BC36693  Brassica rapa Alice Eastwood 1918-6-29 7803 Sierra Loyalton. Comment
  SEINET8655845 Image available Brickellia grandiflora W. Harnach 2015-8-26 1442 Sierra Salmon Creek Campground 1756 Comment
  CAS-BOT-BC127785  Brickellia grandiflora L. S. Smith 1932-8-10 2725 Sierra Church Meadows 2133 Comment
  CAS-BOT-BC127872  Brickellia greenei Lowell Ahart 1977-8-2 s.n. Sierra on the north side of Mount Fillmore. Red Fir Forest 2000 Comment
  CAS-BOT-BC127873  Brickellia greenei Lillian S. Mott Aug 7. LM 6555 Sierra gravelly banks on road to Sierra Buttes out of Sierra City Comment
  RSA299209  Brickellia greenei Lillian S. Mott LM 6555 Sierra On road to Sierra Buttes out of Sierra City 2043 Comment
  RSA107456  Brodiaea elegans subsp. elegans L. S. Rose 1955-7-20 55166 Sierra 2 miles south of Calpine 1509 Comment
  SEINET4345258  Bromus carinatus P. B. Kennedy, S. B. Doten 1901-7-23 208 Sierra Lincoln Valley Comment
  UCD84080  Bromus carinatus 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
  UC1131038  Bromus carinatus var. carinatus G. T. Nordstrom 1936-7-8 903 Sierra 2 1/4 mi nnw of Dog Valley 2133 Comment
  UCR257807  Bromus carinatus var. carinatus George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-7-22 19427 Sierra Northern Sierra Nevada Mountains, along Hwy CA-89, c. 8 miles north of the Nevada County line 1823 Comment
  CAS-BOT-BC148751  Bromus carinatus var. marginatus John Thomas Howell 1955-7-20 30889 Sierra Sierra Nevada. Sierraville. 1524 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
  UCD59235  Bromus carinatus var. marginatus L. S. Smith 1916-6-30 670 Sierra Dog Valley Summit. Comment
  UC1131008  Bromus commutatus E. Sawyer 1935-6-28 249 Sierra 1 1/2 mi sse of Sattley 1493 Comment
  UCD58843  Bromus inermis John Thomas Howell 1962-6-18 37830 Sierra Sierra Nevada. Sattley. 1524 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
  UCD59267  Bromus orcuttianus L. S. Smith 1916-6-30 723 Sierra Dog Valley east side. Comment
  CAS-BOT-BC185611  Bromus tectorum Lowell Ahart 1978-6-4 s.n. Sierra Sierra Nevada. 4 miles south of Alleghany. 1300 Comment
  CHSC44552  Bromus tectorum Lowell Ahart 1978-6-4 1761 Sierra Along the edge of the Foote Road, about 4 miles south of Alleghany. 1188 Comment
  SCFS5128  Bromus tectorum Laurie Hooker 1965-7-26 163 Sierra Across Highway 89 from road to Sagehen Station. 1951 Comment
  UCD32536  Bromus tectorum var. glabratus Beecher Crampton 1954-5-10 1854 Sierra Sierra County, along north Yuba River, 1 mile east of Dawnieville, along highway 49. Comment
  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-BC438332  Calandrinia ciliata L. S. Smith 1925-4-27 1550 Sierra Tahoe National Forest. Freemans Crossing 762 Comment
  CAS-BOT-BC438333  Calandrinia ciliata L. S. Smith 1926-5-12 1810 Sierra Tahoe National Forest. Mt. House, Road to Goodyear [Goodyears] Bar 1371 Comment
  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
  RSA726564  Calocedrus decurrens L. Ahart 2007-10-25 14505 Sierra About 1.5 miles north of Scales, about 5 miles (air) south of La Porte. [coordinates are from the label and maps closer to Butte but is on the border of Butte and Sierra County] 1433 Comment
  SEINET11052131  Calocedrus decurrens P. A. Lehenbauer 1926-3-14 1317 Sierra [Sierra Nevada,] Dog Valley Grade. Comment
  CAS-BOT-BC487780  Calochortus bruneaunis W. Harnach; N. Harnach 1989-6-18 154 Sierra Sierra Valley, Calpine Ranch (home) 1505 Comment
  CDA11864  Calochortus leichtlinii G. F. Hrusa, J. Jokerst 1991-7-5 8564 a Sierra Sierra Valley Region; E side of Antelope Valley. Comment
  CHSC32049  Calochortus leichtlinii L. Ahart 1975-6-28 825 Sierra Ca. 2 mi e of Gibsonville. 1981 Comment
  CHSC32050  Calochortus leichtlinii L. Ahart 1979-7-15 1968 Sierra On n side of Mt. Fillmore. 609 Comment
  CHSC43360  Calochortus leichtlinii Lowell Ahart 1975-8-17 928 Sierra South of French Meadows, about 3 miles west and 1/2 mile south of Webber Lake. 2133 Comment
  JEPS125653  Calochortus leichtlinii Shuxiao Zhang 2015-7-8 012 Sierra On property south of Packer Lake and west of Tamarack Lakes, in Tahoe National Forest area. Comment
  JEPS5763  Calochortus leichtlinii Alma Ames 1917-1 Sierra Gold Lake stage station Downieville Region Comment
  SEINET12053902  Calochortus leichtlinii J. G. Lemmon 1874-1 s.n. Sierra Sierra Co. &c. Comment
  SEINET8197345  Calochortus leichtlinii S. B. Doten 1901-7-5 88 Sierra Webber Lake Comment
  UC119899  Calochortus leichtlinii J. G. Lemmon 1875-1 268 Sierra Comment
  RSA490804  Calochortus monophyllus B. Pitzer, Steve Morgan, H. M. Soldan 1988-5-27 871 Sierra Above Ramshorn Campground, on Hwy 49, ca. 15 mi. NE of Camptonville and ca. 5 mi W of Downieville. 823 Comment
  SEINET8665911  Calochortus monophyllus W. Harnach 2013-4-25 1317 Sierra 1.6 miles west of Goodyears Bar on Hwy 49 and north of the Ramshorn campground. 858 Comment
  CAS-BOT-BC181491  Caltha leptosepala Rimo Bacigalupi 1927-7-2 1627 Sierra Slopes above North Fork of Yuba River halfway between Downieville and Sierra City 2072 Comment
  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
  UCD22668  Calyptridium Linda Farley 1990-5-13 14 Sierra Near Sierraville. 1981 Comment
  CHSC47687  Calyptridium monospermum Lowell Ahart 1989-8-16 6381 Sierra Ahart Sheep Camp, about 1 mile north-west of Milton Reservoir. 1706 Comment
  JEPS84190  Calyptridium monospermum L. R. Heckard with Susan D'Alcamo 1986-6-6 6275 Sierra ca 2 mi n Sierra City; Sierra Valley 1450 Comment
  SEINET9106770  Calyptridium paniculatum W. Harnach, N. Harnach 1989-6-24 173 Sierra Sierra Valley, 0.5 miles S of Sattley, Martinetti Ranch (Elvers). 1518 Comment
  CHSC37209  Calyptridium umbellatum L. Ahart 1982-7-28 3717 Sierra On dry bare loose coarse soil near the road at the Pacific Mine, ca. 5 mi e of LaPorte. 1700 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
  UCD40246  Calystegia malacophylla Rodney Gale Myatt 1972-6-1 1587 Sierra Wild Plum Road, off of Hwy 49 and east of Sierra City. 1450 Comment
  JEPS110054  Calystegia malacophylla subsp. malacophylla Lowell Ahart 2006-6-21 12824 Sierra On the north side of the road, about 2 miles (by road) west of Forest 1329 Comment
  UCR54300  Calystegia malacophylla subsp. malacophylla B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-28 0977 Sierra Sierra Nevada Mtns., Ramshorn Campground, on Hwy 49, c. 15 mi. NE of Camptonville and c. 5 mi west of Downieville. Comment
  JEPS124669 Image available Camassia leichtlinii subsp. suksdorfii P. Matteson 1968-6-27 36 Sierra Hwy 49 at Yuba Pass. Comment
  CAS-BOT-BC497269  Camassia leichtlinii var. suksdorfii Robert S. Keller 1974-6-15 1482 Sierra Chapman Creek Campground, about 7 miles NE of Sierra City on Hwy 49. Sierra Nevada Mountain Range. 1767 Comment
  UC640528  Camassia quamash subsp. breviflora Frank W. Gould 1940-6-25 437 Sierra 4 mi s of Sierraville 1828 Comment
  CAS-BOT-BC497577  Camassia quamash subsp. breviflora N. Harnach; W. Harnach 1989-5-9 065 Sierra Sierra Valley, Kirkpatrick Ranch 1504 Comment
  SEINET12045049  Camassia quamash subsp. breviflora L. DeBuhr, Wallace, G. 1972-1 584 Sierra at Calpine on Hwy. 89 Comment
  JEPS61545  Camassia quamash subsp. quamash Leland S. Smith 1925-5-21 1583 Sierra Sierraville Comment
  SEINET5344120  Camissonia pusilla W. Harnach, N. Harnach 1989-5-21 110 Sierra 0.5 miles E of Calpine, Calpine Ranch (home) 1 Comment
  CAS-BOT-BC160848  Camissonia tanacetifolia subsp. quadriperforata Mary Strong Clemens 1920-9-3 s.n. Sierra Loyalton Comment
  CAS-BOT-BC32394  Camissonia tanacetifolia subsp. quadriperforata Peter Hamilton Raven 1963-5-28 18416 Sierra 6.2 miles N of Sierraville on road to Loyalton. Comment
  RSA151661  Camissonia tanacetifolia subsp. quadriperforata R. C. Bacigalupi, H. L. Mason, J. R. Sweeney 1953-7-8 4282 Sierra Along road to Beckwourth, from Calpine, Sierra Valley. 1463 Comment
  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
  SEINET10463466  Campanula scouleri John G. Lemmon 1874-1 Lemmon 4546 Sierra Comment
  SEINET10872982  Campanula scouleri John G. Lemmon 1874-1 Lemmon s.n. Sierra Comment
  SEINET11196027  Capsella bursa-pastoris W. Harnach 1990-4-22 269 Sierra Approx 0.6 miles N of Hwy 49, W side of Herriot Lane. 1494 Comment
  CAS-BOT-BC282954  Carduus nutans Margaret Williams; Arnold Tiehm 1974-8-17 74 -S-53 Sierra Verdi Ridge Road, Verdi Range 2133 Comment
  CDA9672  Carex D. W. Taylor, D. G. Kelch 2003-8-2 s.n. Sierra Yuba Pass. Comment
  CHSC92087  Carex Lowell Ahart 2005-8-12 12330 Sierra Bog, west of the forest, near the west boundary of Section 24, northwest part of French Meadow, about 3 miles northwest of Webber Lake. 2030 Comment
  JEPS118075  Carex 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
  JEPS63603  Carex Leland S. Smith 1926-5-13 1817 Sierra meadow at Milton Tahoe Forest, Middle Yuba River, Milton 1676 Comment
  CAS-BOT-BC18378  Carex W. Harnach; N. Harnach 1991-7-14 645 Sierra Sierra Valley. Coburn Lake, approximately 1/4 below outlet to lake. 2279 Comment
  CAS-BOT-BC18380  Carex John Thomas Howell 1969-9-13 46118 Sierra Sierra Nevada. Little Truckee River near outlet of Webber Lake. 2042 Comment
  SEINET10644458  Carex Lowell Ahart 1991-7-22 Ahart 6684 Sierra Growing on wet bare gravelly soil on the bottom of a very small branch of Pass Creek in French Meadow about 1/4 mile south of Henness Pass Road about 3 miles north-west of Webber Lake. Mountain Meadow in Red Fir Forest. 2134 Comment
  CHSC108127  Carex angustata Lowell Ahart 2011-9-23 17699 Sierra Forest floor, about 80 yards north of Pass Creek, about 320 yards south of Henness Pass Road, west of French Meadow, east of Forest Road 70, about 3 miles (air) northwest of Weber Lake. 2016 Comment
  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
  JEPS118422  Carex angustata Lowell Ahart 2011-9-23 17705 Sierra Growing around small cobbles on the south side of Pass Creek, south of Hennas Pass Road, west of French Meadow, east of Forest Road 70, about 3 miles (air) northwest of Webber Lake 2015 Comment
  UC1586395  Carex angustata Lowell Ahart 1991-7-22 6684 Sierra about 1/4 mi s Henness Pass Road (along a very small branch of Pass Creek in French Meadow, about 3 mi nw of Webber Lake); Pass Creek, French Meadow 2133 Comment
  CDA9676  Carex aquatilis D. W. Taylor, D. G. Kelch 2003-8-2 s.n. Sierra Yuba Pass. Comment
  CAS-BOT-BC18121  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
  UCR257746  Carex athrostachya George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-7-22 19468 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
  UCSB15904  Carex athrostachya Breedlove, Dennis 1962-6-13 Sierra Along State Highway 89; 6.8 miles north of Sierraville 1524 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
  CAS-BOT-BC18120  Carex athrostachya Beecher Crampton 1958-6-24 4946 Sierra Sedge meadows along the Little Truckee River, 12 miles south of Sierraville. 1828 Comment
  CHSC37202  Carex bolanderi L. Ahart 1982-7-28 3728 Sierra Near a small spring and near the dirt rd n of the Pacific Mine, ca. 5 mi e of LaPorte. 1700 Comment
  CHSC62513  Carex brainerdii B. Castro 1987-5-8 75 Sierra Ca 6 air mi NE of Strawberry Valley, ca 0.25 mi SE of Poverty Hill, at the old Poverty Hill placer mine. Along old gullied trail down into the pit area. 1365 Comment
  CHSC66824  Carex capitata Vernon H. Oswald; Lowell Ahart 1996-8-19 8221 Sierra Northern High Sierra Nevada. Yuba Pass-Weber Lake Rd. (Forest Rt. 12) 1.5 mi S of the road to Haypress Valley. 2194 Comment
  CAS-BOT-BC34375  Carex cusickii John Thomas Howell 1951-8-21 28249 Sierra 5 miles from Calpine on road to Blairsden. 1524 Comment
  CAS-BOT-BC34384  Carex cusickii G. L. Smith 1959-6-19 1199 Sierra Sierra Nevada. Clark Station, 3 miles below Yuba Pass. David Snyder summer home. 1889 Comment
  SEINET8988322 Image available Carex davyi Unknown 2009-1 24622 Sierra Above culvert, Forest Service Road 260, 1.05 road miles W of Route 89 on the signed (4 mi) road to Sagehen Campground. Sagehen Experimental forest, Truckee Ranger District, Tahoeational Forest. Sierra Nevada Highlands, nSNH. Comment
  CDA11865  Carex douglasii G. F. Hrusa, J. Jokerst 1991-7-5 8565 A Sierra Sierra Valley Region; Antelope Valley. Comment
  UCD84076  Carex douglasii Ayzik Solomeshch 2009-6-9 s.n. Sierra Sierra County. Sierra Valley. Harvey Ranch. Along Westside Road, ca. 1 km N of intersection of Westside Road and Calpine Road, ca. 200 m W of Westside Road. 1498 Comment
  JEPS63528  Carex echinata subsp. echinata W. L. Jepson 1934-8-2 16807 Sierra 2 mi e Bassett sta.; North Fork Yuba River, Pioneer road sta. Comment
  SEINET10650296  Carex exserta Carl W. Sharsmith 1933-7-11 Sharsmith 4 Sierra Tuolumne County. Probably the dominant plant; Tuolumne Meadows near Lembert Dome. 2652 Comment
  SEINET10586827  Carex heteroneura Lowell Ahart 2011-9-23 Ahart 17695 Sierra T19N, R6E, northeast 1/4 section 23. About 100 yards north of Pass Creek, about 300 yards south of Hennas Pass Road, west of French Meadow, east of Forest Road 70, about 3 miles (air) northwest of Webber Lake. 2016 Comment
  UC1609340  Carex heteroneura Lowell Ahart 1993-9-10 7201 Sierra 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
  CHSC43899  Carex heteroneura var. heteroneura L. P. Janeway 1984-7-29 954 Sierra North side of Sierra Buttes. Near F.S. Rd 28 (21N11) ca 3 1/2 mi from Gold Lake. Ridgetop saddle. 2225 Comment
  CHSC43916  Carex heteroneura var. heteroneura L. P. Janeway 1984-8-18 1014 Sierra North side of Sierra Buttes. At second switchback to the south down from Packers Saddle. 1981 Comment
  CHSC67136  Carex hoodii James D. Jokerst 1990-7-27 3158 Sierra Balls Ranch. Burma Summit, 6 mi SE of Loyalton. 2468 Comment
  JEPS117600  Carex hoodii Lowell Ahart 2010-9-15 17184 Sierra On the north edge of the first pond, south side of the road and west of the cabin, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak 2134 Comment
  CDA9653  Carex hoodii D. W. Taylor 2003-8-2 s.n. Sierra SFSU Field Station near Bassetts. Comment
  UC174650  Carex integra P. B. Kennedy and S. B. Doten 1901-7-2 70 Sierra Webber Lake 2063 Comment
  CAS-BOT-BC7653  Carex integra P. B. Kennedy; S. B. Doten 1901-7-2 70 Sierra Webber Lake. Sierra Nevada mountains. Comment
  CDA9671  Carex jonesii D. W. Taylor, D. G. Kelch 2003-8-2 s.n. Sierra Yuba Pass. Comment
  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
  JEPS117650  Carex laeviculmis Lowell Ahart 2010-8-3 17032 Sierra On a poor logging road, about 100 yards east of Negro Creek, about 1/4 mile (air) southwest of the Burlington Mine, about 1 3/4 miles (air) northwest of Middlewaters, about 8 miles (air) northeast of Alleghany 1731 Comment
  CHSC40985  Carex lenticularis var. lipocarpa J. D. Jokerst 1984-7-23 2115 Sierra Ca. 3.5 miles east of Sierra Ciry, ca. 200 feet north of Haypress Creek. 1767 Comment
  CHSC46998  Carex lenticularis var. lipocarpa L. P. Janeway 1984-8-25 1061 Sierra At Snag Lake. 2026 Comment
  CAS-BOT-BC28426  Carex lenticularis var. lipocarpa R. K. Gierisch; D. H. Esplin 1969-6-25 3486 Sierra Saddle Mdw. 1950 Comment
  RSA102719  Carex lenticularis var. lipocarpa L. S. Rose 1934-7-9 34341 Sierra Squaw Lake near Gold Lake. 2012 Comment
  SEINET10715383  Carex lenticularis var. lipocarpa Lewis S. Rose 1934-7-3 Rose 34313 Sierra Meadow Gold Lake, 1951 Comment
  HSC93249  Carex luzulifolia Vernon H. Oswald, L. Ahart 1996-8-19 8197 Sierra Yuba Pass-Weber Lake Rd. (Forest Rt. 12), just S of road to Lincoln Valley 2256 Comment
  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
  SEINET7966908 Image available Carex mariposana B. Hansen, J. Hansen 1972-6-12 925 Sierra summit of Yuba Pass on CA 49 Comment
  CHSC61887  Carex microptera Lowell Ahart 1993-9-10 7222 Sierra On the north side of Mount Fillmore, about 1 1/2 miles south of the dirt road from Gibsonville to Johnsville. 2255 Comment
  RSA718448  Carex multicaulis L. Ahart 2006-6-21 12844 Sierra On the east side of the road, about 3 1/2 miles (by road) northwest of Forest. 1422 Comment
  CAS-BOT-BC32044  Carex multicaulis Lemmon 1882-1-1 s.n. Sierra Sierra Valley Comment
  SEINET11125994 Image available Carex multicostata Unknown 2009-1 24620 Sierra Yuba Pass, N side of Route 49, near picnic area. Northern sierra Nevada Highlands (n SNH) Comment
  CAS-BOT-BC21231  Carex multicostata Gordon H. True 1967-7-31 3669 Sierra Verdi Peak Road about .5 mile below summit. 2499 Comment
  CHSC81064  Carex nebrascensis Lowell Ahart 2001-8-10 9069 Sierra Road gutter, on the east side of Hobart Mills Road, about 100 feet west of the power pole, about 1 mile (air) south of Stampede Reservoir. 1798 Comment
  UCD140679  Carex nebrascensis Beecher Crampton 1958-6-24 4943 Sierra 12 miles south of Sierraville, along the Little Truckee River. 1828 Comment
  CAS-BOT-BC119887  Carex nebrascensis H. M. Hall; E. B. Babcock 1903-7-1 4475 Sierra Low, wet meadows of Sierra Valley. 1524 Comment
  SEINET10927965  Carex nebrascensis Lowell Ahart 2001-8-10 Ahart 9069 Sierra T18N, R17E, northwest 1/4 Section 31. On the east side of Hobart Mills Road, about 100 feet west of the power pole, about 1 mile (air) south of Stampede Reservoir. 1798 Comment
  CHSC105694  Carex nervina Lowell Ahart 2010-9-15 17180 Sierra East stream edge and east of the second pond, about 100 yards north of the cabin, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak. 2134 Comment
  JEPS117651  Carex nervina Lowell Ahart 2010-8-3 17030 Sierra On the west bank of Negro Creek, about 1/4 mile (air) southwest of the Burlington Mine, about 1 3/4 miles (air) southwest of the Burlington Mine, about 1 3/4 miles (air) northwest of Middlewaters, about 8 miles (air) northeast of Alleghany 1707 Comment
  CAS-BOT-BC119583  Carex nudata Vincent Jones 1920-5-25 s.n. Sierra Cedar Glen Comment
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Mar 18 2018
  SEINET10712108  Carex pachystachya Lawrence P. Janeway 1989-8-11 Janeway 3579 Sierra Sierra City NE Quad. T21N, R13E, SE1/4 of sec. 20. NE flank of Haskell Peak and 3.4 mi NW of Chapman Saddle. Red fir forest. Moist mossy N-facing slope above creek meadow strip. 2134 Comment
  CAS-BOT-BC118927  Carex pellita Alice Eastwood 1918-6-29 7919 Sierra Loyalton Comment
  UCD108017  Carex pellita Tim Kuhn 2006-7-31 64 Sierra Truckee Ranger District. Comment
  CAS-BOT-BC118722  Carex preslii Lewis Samuel Rose 1934-7-10 34343 Sierra Meadow, ridge W of Gold Lake. 2133 Comment
  CHSC108472  Carex raynoldsii Lowell Ahart 2011-9-23 17695 Sierra About 100 yards north of Pass Creek, about 300 yards south of Hennas Pass Road, west of French Meadow, east of Forest Road 70, about 3 miles (air) northwest of Webber Lake. 2016 Comment
  CHSC48552  Carex raynoldsii L. P. Janeway 1989-8-16 3600 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
  RSA39082  Carex senta Phillip A. Munz 1948-8-11 12331 Sierra Carvin Creek on Highway 49, northeast of Sierra City. 1738 Comment
  CHSC77471  Carex simulata G. Schoolcraft 1996-6-26 2528 Sierra Long Valley Creek s. of Hallelujah Junction. 1524 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
  UC733662  Carex specifica L. S. Smith 1928-6-18 2361 Sierra Jones Valley Trail; Tahoe National Forest 2072 Comment
  CAS-BOT-BC117775  Carex specifica L. P. Janeway 1989-7-28 3533 Sierra Sierra City NE quad. Slopes between Haskell Pk and Hwy 89/Sulphur Cr. 2179 Comment
  CAS-BOT-BC117103  Carex spectabilis Lewis Samuel Rose 1934-7-7 34346 Sierra Mountain meadow ridge SW of Gold Lake. 2103 Comment
  UC835744  Carex spectabilis Lewis S. Rose 1934-7-7 34346 Sierra ridge sw Gold Lake 2103 Comment
  CAS-BOT-BC115875  Carex subfusca L. S. Smith 1927-7-27 2118 Sierra Dorsey Station, Yuba Pass Road. 1981 Comment
  CHSC82982  Carex subfusca L. P. Janeway; B. Castro 2001-7-1 7251 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
  JEPS63524  Carex subfusca W. L. Jepson 1934-8-6 16857 Sierra Yuba Pass 2011 Comment
  UC55218  Carex subfusca H. M. Hall and E. B. Babcock July, 1903 4487 Sierra Lower Sardine Lake Sierra Nevada Mountains, Sierra Buttes 1828 Comment
  CAS-BOT-BC115867  Carex subfusca Lewis Samuel Rose 34334 Sierra Meadow, Ridge SW of Gold Lake. 2103 Comment
  CAS-BOT-BC115870  Carex subfusca Anna Head 1921-7-25 s.n. Sierra Meadows by Grassy Lake, Feather River Region. Comment
  SEINET10946216  Carex subfusca Lewis S. Rose 1934-7-10 Rose 34343 Sierra Ridge W of Gold lake. 2134 Comment
  SEINET13721858  Carex subfusca S. B. Doten 1901-7-2 70 Sierra [Sierra Nevada] Webber Lake Comment
  CAS-BOT-BC115435  Carex utriculata Lewis Samuel Rose 1934-7-3 34325 Sierra Meadow Gold Lake 1950 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
  POM203479  Carex vesicaria L. S. Rose 1934-7-3 34325 Sierra Meadow, Gold lake 1951 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-BC248956  Castilleja W. Harnach; N. Harnach 1990-6-13 363 Sierra Sierra Valley. Ramelli Ranch (USFS) 1487 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
  CAS-BOT-BC249013  Castilleja W. Harnach; N. Harnach 1989-7-16 233 Sierra Sierra Valley. Martinetti Ranch, along side Hwy 49 1511 Comment
  CAS-BOT-BC249349  Castilleja applegatei Lowell Ahart 1982-7-28 3706 Sierra About 1/8 mile north of the Pacific Mine, about 5 miles east of La Porte 1700 Comment
  SD102836  Castilleja applegatei Darley Howe 1978-7-16 Sierra Along highway 89 ca. 10 miles north of Truckee 1951 Comment
  SJSU12219  Castilleja applegatei N. A. Hopkins 1982-6-19 1054 Sierra 1 mi S of Calpine 1524 Comment
  SJSU4996  Castilleja applegatei subsp. disticha N. A. Hopkins 1968-6-30 139 Sierra 0.25 mi N of Packer L 1859 Comment
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Mar 2 2015
  CHSC10684  Castilleja applegatei subsp. pinetorum Lowell Ahart 1969-5-27 Sierra Near Webber Lake by Highway 89. 2133 Comment
  JEPS29718  Castilleja applegatei subsp. pinetorum Rimo Bacigalupi, and L. R. Heckard 1962-5-27 8475 Sierra 2 mi s Sierraville (at edge of Sierra Valley); Sierra Valley 1615 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
  UCR257738  Castilleja applegatei subsp. pinetorum George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-7-22 19462 Sierra Northern Sierra Nevada Mountains, Little Truckee River valley along Hwy CA-89, 3.5 road miles north of the Nevada County line, 9.6 air miles SE (136 deg. ) of Sierraville 1878 Comment
  UCR64264  Castilleja applegatei subsp. pinetorum B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-29 0965 Sierra Sierra Nevada Mtns., Plumas National Forest, c. l mi. south of Sierra County line on Hwy 89 1585 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-BC243742  Castilleja applegatei var. pinetorum George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  CHSC73443  Castilleja arachnoidea B. Castro; L. Gehrung, H. Durio 1995-9-14 614 Sierra Ca 0.7 mi SW of the top of Mt. Fillmore, and ca 0.3 mi SE of jeep trail 10E11, which traverses the headwaters of Pearson Ravine. 2042 Comment
  SJSU13882  Castilleja arachnoidea N. A. Hopkins 1986-6-30 1348 Sierra 2158 Comment
  JEPS4559  Castilleja campestris subsp. campestris Rimo Bacigalupi with H. L. Mason and J. R. Sweeney 1953-7-8 4292 Sierra s of Hawley railroad station (on the W.P.R.R. (mainline) to Loyalton, middle of Sierra Valley); Sierra Valley 1481 Comment
  CDA41629  Castilleja lacera G. F. Hrusa, E. Sandoval 1993-5-3 11156 Sierra Sierra Valley Region; Golden Dome E side of Antelope Valley, 3 miles S of Loyalton Rd. (Hwy 49). Comment
  SJSU6450  Castilleja lacera N. A. Hopkins 1971-6-19 397 Sierra c. 0.25 mi N of Sattley, Sierra Valley 1524 Comment
  JEPS16406  Castilleja lemmonii John G. Lemmon Aug 1874 Sierra Sierra Valley Comment
  CHSC36285  Castilleja miniata M. S. Taylor; R. Wessel 1982-8-20 5030 Sierra At Big Springs (Lavezolla fountain), on w side of Hwy 49, ca. 3 air mi ne of Sierra City. Comment
  JEPS30945  Castilleja miniata D. E. Breedlove 1962-6-13 3532 Sierra 11.3 mi s Sierraville (on State Hwy 89, on bank of Little Truckee River); Sierra Nevada, Little Truckee River 1905 Comment
  JEPS8016  Castilleja miniata Rimo Bacigalupi with Lawrence R. Heckard 1951-8-8 3485 Sierra about 6 mi n Sierra Buttes; Church Creek Meadows 2057 Comment
  JEPS8017  Castilleja miniata Rimo Bacigalupi with L. R. Heckard 1951-8-8 3484 Sierra 9 mi n and above Graeagle to Gold Lake road junction with Calif. Hwy. 49 (near summit of road, junction with Calif Hwy 49 (along the Yuba River), in the drainage of Frazier Creek); Frazier Creek 1920 Comment
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Jun 30 2009
  JEPS81455  Castilleja miniata M. S. Taylor 1982-7-19 4882 Sierra ca 0.25 mi n Little Truckee Campground (between Hwy 89 and Little Truckee River, ca 12 mi sw of Sierraville) Comment
  JEPS85210  Castilleja miniata Roy E. Buck, Steven Lee, Eric Smith, Andrea Gargas, et al. 1986-8-3 551 Sierra ca 4.7 air km sse Yuba Pass (upper Lincoln Meadow complex, near watercourse in meadow); Lincoln Meadow 2225 Comment
  JEPS9762  Castilleja miniata W. L. Jepson 1934-8-3 16828 Sierra Pioneer road station; North Fork Yuba River 1706 Comment
  SEINET14063435  Castilleja miniata P. B. Kennedy, S. B. Doten 1901-7-5 93 Sierra Webber Lake. Comment
  UC65880  Castilleja miniata P. B. Kennedy and S. B. Doten 1901-7-5 93 Sierra Webber Lake Comment
  CAS-BOT-BC254080  Castilleja miniata M. S. Taylor; R. Wessel 1932-8-20 5030 Sierra At Big Springs (Lavezolla fountain), on w side of Hwy 49, ca. 3 air mi ne of Sierra City. Flora of Sierra County Comment
  CAS-BOT-BC254086  Castilleja miniata Lewis S. Rose 1934-7-19 34388 Sierra Meadow, Gold Lake 1950 Comment
  CAS-BOT-BC254091  Castilleja miniata Lewis S. Rose 1934-7-13 34358 Sierra Stream banks, Gold Lake 1950 Comment
  SEINET13276717 Image available Castilleja miniata subsp. miniata George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-1 19426 Sierra Northern Sierra Nevada Mountains: along Hwy CA-89, c. 8 miles north of the Nevada County line (Sierraville 7.5' Q.) 1823 Comment
  UCR257842  Castilleja miniata subsp. miniata George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-7-23 19503 Sierra Northern Sierra Nevada Mountains, Stampede Dam Road, 1.7 miles north of the Nevada County line, just east of Stampede Reservoir 1770 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
  POM15343  Castilleja payneae H. M. Hall, E. B. Babcock 1903-07 4512 Sierra Gold Lake. 1951 Comment
  CHSC57316  Castilleja pilosa L. P. Janeway 1984-8-11 979 Sierra Northwest of Sierra Buttes. 2316 Comment
  SD131937  Castilleja pilosa Rimo Bacigalupi, H. L. Mason, J. R. Sweeney 1953-7-7 4266 Sierra near Calpine, Sierra Valley 1493 Comment
  JEPS124597 Image available Castilleja pilosa Reinhard Jockel 1969-7-3 36 Sierra East of Kyburz marsh 2 miles E of highway 89, turnoff a few miles N of Little Truckee bridge. Comment
  SEINET10829357  Castilleja pilosa Rimo Bacigalupi 1953-7-7 Bacigalupi 4266 Sierra Under Jeffrey pines near Calpine, Sierra Valley. 1494 Comment
  UC1567927  Castilleja pruinosa F. H. Utech 1986-5-9 86 -60 Sierra ca 1.0 mi e from Downieville (village) Calif Hwy. 49 (outcrop along North Yuba River); Tahoe National Forest 950 Comment
  CHSC43924  Castilleja tenuis L. P. Janeway 1984-8-18 1007 Sierra Meadow near second swithback (towards southeast) down from Packers Saddle. 1981 Comment
  JEPS103761  Castilleja tenuis D. H. Wilken 1998-6-25 15610 Sierra Beckwourth-Calpine Rd, flats south of Carman Creek, ca. 3 linear km NE of Calpine, Sierre Valley 1520 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
  JEPS77530  Castilleja tenuis L. R. Heckard with T. I. Chuang and R. C. Bacigalupi 1978-7-20 4902 Sierra about 0.5 mi w Sierraville Comment
  JEPS77532  Castilleja tenuis L. R. Heckard with T. I. Chuang and R. C. Bacigalupi 1978-7-21 4903 A Sierra about 1 mi n Calpine (along Route 89 to Blairsden, w of Sierra Valley) 1524 Comment
  SBBG114995  Castilleja tenuis D. H. Wilken 1998-6-25 15610 Sierra Beckwourth-Calpine Rd, flats S of Carman Crk, ca. 3 linear km NE of Calpine, Sierra Valley 1250 Comment
  UCD21017  Castilleja tenuis E. Bortiri 2002-7-7 WFC 65 Sierra Knuthson Meadows, Carman Valley, near Calpine, Sierra Co. Comment
  SJSU14023  Castilleja tenuis N. A. Hopkins 1988-6-3 1414 Sierra Knuthson Meadow by rd between Hwy 89 & Carmen Valley 1524 Comment
  RSA88572  Ceanothus X lorenzenii J. T. Howell 1951-8-21 28263 Sierra E side of Yuba Pass 1829 Comment
  CHSC78263  Ceanothus arcuatus Lowell Ahart 2000-6-15 8477 Sierra On the west side and below Mountain House Road, about 1 mile south of the intersection of Mountain House Road and Henness Pass Road, about 1 mile (air) northwest of Forest, about 2 miles (air) northwest of Alleghany. 1463 Comment
  CAS-BOT-BC48641  Ceanothus cordulatus Elmer I. Applegate 1921-9-7 3388 Sierra Gold Lake 1981 Comment
  CAS-BOT-BC48643  Ceanothus cordulatus W. R. Dudley 1893-6-11 s.n. Sierra Truckee Comment
  RSA212220  Ceanothus cordulatus L. S. Rose 1969-6-25 69056 Sierra Gold Lake. 1951 Comment
  SEINET5339261  Ceanothus cordulatus S. B. Doten 1901-7-12 163 Sierra [Sierra Nevada] Near Webber Lake Comment
  JEPS125680  Ceanothus cuneatus William Harnach 2013-4-6 1299 Sierra 1.6 miles west of Goodyears Bar on Highway 49 and north of the Ramshorn campground. Comment
  UCD123971  Ceanothus cuneatus var. cuneatus D. O. Burge 2009-4-17 1083 c Sierra Goodyears Bar, near confluence of Goodyears Creek and North Yuba River, south-west of Grizzly Peak, intersection of SR 49 and Mountain House Road, 5.3 km 248 deg. (True) WSW of Downieville. 840 Comment
  CAS-BOT-BC63648  Ceanothus integerrimus Lowell Ahart 1979-7-15 s.n. Sierra Southeast-facing of Stafford Mtn. A small part of a shrub growing on a small hill below road s. of Stafford Mtn. 1800 Comment
  JEPS78151  Ceanothus integerrimus Gary W. Zamzow 1972-6-27 32 Sierra down Sardine Lake Road at Sand Pond 2 mi from Highway 49 (100 m nw of bath house); down Sardine Lake road at Sand Pond 1828 Comment
  SCFS2219  Ceanothus integerrimus R. Jockel 1969-6-27 15 Sierra At side of jeep rd between first and second Sardine Lakes, E of Sierra Buttes 2134 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
  RSA491812  Ceanothus integerrimus var. californicus B. Pitzer, S. Morgan, H. M. Soldan 1988-5-27 875 Sierra Above Ramshorn Campground, on Hwy. 49, ca. 15 miles NE of Camptonville and ca. 5 miles W of Downieville. 823 Comment
  CAS-BOT-BC52104  Ceanothus prostratus Ella Dales Cantelow 1938-7-2 2368 Sierra 16 1/2 mi. E. of Sierra City Comment
  CHSC10784  Ceanothus prostratus Lowell Ahart 1969-5-18 Sierra Poverty, 10 miles S.E. of La Porte. 1219 Comment
  SJSU12017  Ceanothus prostratus N. A. Hopkins 1975-6-21 682 Sierra between Dugans Pond & Saxonia L 1889 Comment
  SEINET5339377  Ceanothus prostratus M. Demorest 1962-5-9 s.n. Sierra Dog Valley floor near meadow in wooded area. North of road in moist silty soil. 1829 Comment
  RSA518967  Ceanothus velutinus J. T. Howell, G. H. True 1970-7-14 5529 Sierra At Verdi Peak Lookout, Verdi Range. 2561 Comment
  RSA79293  Ceanothus velutinus E. K. Balls, Percy C. Everett 1952-10-9 18122 Sierra 0.7 miles NW of Nevada Sierra County line. 1524 Comment
  UCR552  Ceanothus velutinus Frank C. Vasek 1955-6-26 255 Sierra Sierra Nevada Mountains, along Hwy 89, 10 miles north of Truckee 1860 Comment
  CAS-BOT-BC63197  Ceanothus velutinus var. velutinus Lowell Ahart 1976-7-30 s.n. Sierra Mt. Tillmore. 1981 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
  UC1326242  Cephalanthera austiniae Theodore F. Niehaus 1965-6-24 600 Sierra n. edge of meadow at Hall's Ranch Guard Station Comment
  RSA157733  Cerastium beeringianum T. C. Fuller 1962-6-12 8969 Sierra Little Shasta Road, 5 miles E of Montague Comment
  SEINET11910367  Cercocarpus ledifolius J. G. Lemmon 1874-1 62 Sierra Sierra Co. & c Comment
  SEINET6333760  Cercocarpus ledifolius var. intermontanus M. Demorest 1962-5-9 61 Sierra One mile from Verdi, on Dog Valley Rd. 1676 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
  CHSC44855  Chaenactis douglasii var. douglasii Lowell Ahart 1977-8-2 1527 Sierra Ridge on the west side of Mount Fillmore, near the summit, about 12 air miles north-east of La Porte. 2194 Comment
  UC585131  Chaenactis douglasii var. douglasii E. B. Babcock, G. L. Stebbins Jr. 1936-6-3 1616 Sierra 1 1/2 mi s of Sierraville (on highway) 1600 Comment
  RSA232651  Chamaebatia foliolosa Larry E. DeBuhr, Gary D. Wallace 1972-5-21 579 Sierra Tahoe National Forest; 4 miles west of Sierra City on Hwy. 49. Comment
  UCD15408  Chamaebatia foliolosa Lorraine Prunier 1982-5-22 18 Sierra California, Sierra Co.; at benchmarck G213 along highway 49; 609 Comment
  UCD18571  Chamerion angustifolium Roman Gankin 1951-7-17 49 Sierra State Hwy. 49 at Pioneer Camp, found near roadside. 1798 Comment
  SEINET5344184  Chamerion angustifolium var. canescens W. Harnach, N. Harnach 1990-7-30 491 Sierra Sierra Valley. Sierraville, Hamlin Creek area. 1570 Comment
  CAS-BOT-BC68185  Cheilanthes gracillima Belle R. Jackson 1932-6-1 s.n. Sierra Yuba Pass Comment
  CAS-BOT-BC68235  Cheilanthes gracillima Alice Eastwood 1918-4-6 s.n. Sierra Downieville Comment
  CDA11882  Cheilanthes gracillima G. F. Hrusa, J. Jokerst 1991-7-5 8543 A Sierra Sierra Valley Region; Antelope Valley. Summit of Golden Dome. Comment
  UC123089  Cheilanthes gracillima J. G. Lemmon 1873-1 Sierra near Sierraville Comment
  UCSC003241  Cheilanthes gracillima Unknown 1981-8-29 283 Sierra In rock crevice on Rattlesnake Peak. 2195 Comment
  CAS-BOT-BC68230  Cheilanthes gracillima Lemmon 1880-8-1 s.n. Sierra Webber Lake 2438 Comment
  JEPS102327  Chenopodium berlandieri Lowell Ahart 2001-8-10 9074 Sierra about 1 1/4 mi NW of Stampede Reservoir Dam (Stampede Reservoir, about 1 mi SW of Henness Pass Road) 1810 Comment
  CAS-BOT-BC426355  Chenopodium nitens Alice Eastwood 1918-6-29 7810 Sierra Loyalton Comment
  CAS-BOT-BC451365  Chimaphila menziesii Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Sierra Buttes Comment
  RSA257019  Chimaphila menziesii Gary D. Wallace, Larry E. DeBuhr, G. Ansley Wallace 1972-5-21 1058 Sierra Just wst of Sierra City along Hwy. 49. Comment
  CHSC10777  Chimaphila umbellata Lowell Ahart 1968-7-12 Sierra Near Poverty, 10 miles from La Porte. 762 Comment
  CAS-BOT-BC451480  Chimaphila umbellata M. Storey; D. S. McMullin 1943-9-14 s.n. Sierra Road to Bellevue Mine, 1 mi. NE of turnoff from La Porte-Gibsonville road. 1524 Comment
  JEPS50842  Chlorogalum pomeridianum var. pomeridianum Wayne Roderick 1965-7-4 Sierra near Downieville (North Fork Yuba River); North Fork Yuba River 914 Comment
  CAS-BOT-BC39664  Chorispora tenella W. Harnach; N. Harnach 1990-5-7 285 Sierra Sierra Valley. Kirkpatrick Ranch. 1505 Comment
  CDA10762  Chrysothamnus parryi subsp. nevadensis M. R. Pryor 1954-10-28 Sierra Loyalton. 0 Comment
  UCD130458  Chrysothamnus viscidiflorus subsp. puberulus R. O. Hanes 1992-9-28 94 Sierra Cottonwood Creek area, Tahoe Forest. 1914 Comment
  UC1136948  Chrysothamnus viscidiflorus subsp. viscidiflorus C. G. Albertus 1935-9-20 285 Sierra 1.75 mi ese Sierraville; Sierraville Quad. 1524 Comment
  UCD130479  Cichorium intybus Gerald Dickinson 1963-7-15 96 Sierra Sattley, State Highway 49 and Portola Road. 1524 Comment
  UCR249145  Circaea alpina subsp. pacifica George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20761 Sierra Northern Sierra Nevada Mountains Foothills, Along CA-49, 1.2 miles north of the Yuba County line 901 Comment
  CHSC53033  Cirsium andersonii L. P. Janeway 1989-8-24 3634 Sierra Plumas National Forest. Along SE side of McNair Mdw; ca 1 mi W of Calpine L.O. 1630 Comment
  CHSC66797  Cirsium andersonii Vernon H. Oswald; Lowell Ahart 1996-8-19 8224 Sierra Northern High Sierra Nevada. Yuba Pass-Weber Lake Rd. (Forest Rt. 12) 0.4 mi S of Forest Rt. 15 to Sierraville. On the uphill side of the road. 2316 Comment
  JEPS88190  Cirsium andersonii Vernon H. Oswald and Lowell Ahart 1996-8-19 8224 Sierra Yuba Pass-Weber Lake Rd. (Forest Rt. 12) 0.4 mi s Forest Rt. 15 to Sierraville (uphills ide of road); northern High Sierra Nevada 2316 Comment
  CAS-BOT-BC285267  Cirsium andersonii Margaret Williams 1974-8-28 74- 5 -57 Sierra West side of Verdi Ridge, Verdi Range 1493 Comment
  SEINET5343666 Image available Cirsium arvense W. Harnach, N. Harnach 1990-9-3 525 Sierra Sierra Valley, 0.5 mile south of Alpers Ranch on turn out of Hwy 49 1509 Comment
  CAS-BOT-BC285550  Cirsium occidentale var. candidissimum Roxana S. Ferris 1926-9-6 6805 Sierra 7 miles above Markleeville on Ebbets [Ebbetts] Pass road Comment
  UC336691  Cirsium occidentale var. candidissimum unknown 194 Sierra Sierra Valley Comment
  HSC96970  Cirsium occidentale var. venustum L. Ahart 2006-6-21 12806 Sierra SE side of Foote Rd. about 3.7 mi. SW of Alleghany 1094 Comment
  SD102791  Cirsium scariosum Darley Howe 1978-7-16 Sierra On state highway 89, 12.3 miles north of Truckee. 1920 Comment
  CAS-BOT-BC438972  Cistanthe monosperma Belle R. Jackson 1932-6-1 s.n. Sierra Yuba Pass 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-BC228952  Cistanthe umbellata Lowell Ahart 1982-7-28 3717 Sierra At the Pacific Mine, about 5 miles east of La Porte 1700 Comment
  CAS-BOT-BC228953  Cistanthe umbellata Ted Knowles 1961-5-9 11 Sierra 3 miles above Bocca [Boca], on Hobart Mills Road Comment
  RSA792582  Cistanthe umbellata var. umbellata Jessica Orozco 2012-7-14 004 Sierra San Francisco State University Sierra Nevada Field Campus. Near director's cabin 1690 Comment
  CAS-BOT-BC162606  Clarkia W. Harnach; N. Harnach 1990-6-10 359 Sierra Sierra Valley, Balderson Ranch, Angelope Valley 1645 Comment
  UCR210410  Clarkia gracilis J. R. Shevock, Barbara Ertter 1986-6-1 11536 Sierra Northern Sierra Nevada Mountains, along CA Hwy 49, southeast slide of Sierra Valley at Rice Hill between Loyalton and Sierraville 1650 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-BC172043  Clarkia gracilis subsp. gracilis W. Harnach; N. Harnach 1989-7-1 217 Sierra Sierra Valley, Sattley Hill 1524 Comment
  CAS-BOT-BC163179  Clarkia lassenensis Alice Eastwood 1918-6-29 7884 Sierra Loyalton Comment
  UC585175  Clarkia lassenensis E. B. Babcock, G. L. Stebbins Jr. 1936-6-5 1732 Sierra 2 mi s Loyalton (near junction of Smithneck and Bear Valley Creek, se edge of valley); Sierra Valley 1600 Comment
  CAS-BOT-BC163181  Clarkia lassenensis W. Harnach; N. Harnach 1989-6-21 159 Sierra Sierra Valley. Calpine Ranch (home) 1505 Comment
  CAS-BOT-BC164965  Clarkia rhomboidea W. Harnach; N. Harnach 1990-6-10 357 Sierra Sierra Valley. Balderson Ranch (Antelope Valley) 1645 Comment
  UCR59458  Clarkia rhomboidea B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-28 0896 Sierra Sierra Nevada Mtns., Convict Flat Picnic Area, on North Yuba River, 12 mi NE of Camptonville on Hwy 49 780 Comment
  CAS-BOT-BC451753  Claytonia lanceolata Mrs. E. C. Sutliffe 1927-6-1 s.n. Sierra Salmon Lake Comment
  RSA0080496  Claytonia lanceolata H. A. Barker 1927-6-22 720 Sierra Gold Lake. 1954 Comment
  CHSC63662  Collinsia parviflora B. Castro; L. Hanson, K. van Zuuk, Plumas NF botanists 1989-6-13 319 Sierra Ca 1.5 air mi N of Mt. Filmore on Sawmill Ridge, off USFS Rd 22N43. 1981 Comment
  UCD40306  Collinsia tinctoria Rodney Gale Myatt 1971-7-3 814 Sierra Hillside above Hwy 49, just to the north of Yuba River. Near Oregon Creek, Alleghany Road, and Sierra County line. 195 Comment
  SD103783  Collomia grandiflora Darley F. Howe 1978-7-16 Sierra Along Highway 89, 12.3 miles north of Truckee. 1920 Comment
  RSA756089  Collomia heterophylla George K. Helmkamp, E. A. Helmkamp 2009-5-28 14839 Sierra along CA-49, 1.6 miles north of the Yuba County line 902 Comment
  SEINET2441670  Collomia heterophylla George K. Helmkamp, E. A. Helmkamp 2009-5-28 14839 Sierra Northern Sierra Nevada Foothills: along CA-49, 1.6 miles north of the Yuba County line (Camptonville 7.5' Q.). 902 Comment
  UC1278071  Collomia heterophylla Beecher Crampton 1954-5-10 1849 Sierra State Hwy 49 six mi ne Camptonville (foot of shale slope); canyon of the north Yuba River Comment
  UCR230942  Collomia heterophylla George K. Helmkamp, E. A. Helmkamp 2011-6-9 17554 Sierra Northern Sierra Nevada Mountains Foothills, 7.1 miles north of Camptonville along CA-49, about 2.5 miles north of the Yuba Co. line 808 Comment
  UCR249142  Collomia heterophylla George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20764 Sierra Northern Sierra Nevada Mountains Foothills, Along CA-49, 1.2 miles north of the Yuba County line 901 Comment
  UCR53786  Collomia heterophylla B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-27 0878 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
  HSC16926  Collomia heterophylla R. Spellenberg 1964-6-14 392 Sierra 3 mi. W of Sierra City Comment
  SEINET12329962  Collomia heterophylla F. H. Utech 1986-1 86 -082 Sierra Tahoe National Forest, ca 1 mi E on CA 49 from Downieville, along North Yuba River 950 Comment
  UC1586493  Collomia linearis Lowell Ahart 1991-7-22 6675 Sierra about 1/4 mi s Henness Pass Road (about 3 mi nw of Webber Lake); French Meadow 2133 Comment
  SD61128  Collomia tinctoria D. F. Howe 1964-7-28 3889 Sierra 5.5 mi. so. Of Gold Lake Lodge, Tahoe Natural Forest. 1829 Comment
  SEINET6418330  Comarum palustre W. Harnach, N. Harnach 1989-6-24 176 Sierra 0.5 miles S of Sattley, Martinetti Ranch (Elvers) 1518 Comment
  CAS-BOT-BC143409  Comarum palustre W. Harnach; N. Harnach 1989-6-24 176 Sierra Sierra Valley. Martinetti Ranch (Elvers) 1517 Comment
  JEPS121065 Image available Convolvulus arvensis N. L. Rechen 1964-6-22 63 Sierra Hi 49 3 miles east of Downieville. Comment
  SEINET7127511  Convolvulus arvensis H. Hamlin s.n. Sierra Sierra Valley Comment
  JEPS124899 Image available Convolvulus malacophyllus S. Whipple 1967-6-30 025 Sierra Intersection of road to Goodyear's Bar and Hwy. 49. Steep bank of North Fork at Yuba River. Comment
  SEINET7836914 Image available Conyza canadensis W. Harnach, N. Harnach 1990-8-5 503 Sierra Sierra Valley, 0.5 miles E of Calpine, Kuaffmans (old box mill) 1512 Comment
  SEINET6166290  Corallorhiza maculata P. B. Kennedy, S. B. Doten 1901-7-18 170 Sierra Near Webber Lake Comment
  JEPS94411  Cordylanthus tenuis subsp. tenuis Vernon Oswald and Lowell Ahart 1997-8-19 8821 Sierra Mountain House Road (County Road 300) 1.3 mi s of Goodyears Bar; Mountain House Road 899 Comment
  SEINET13682427  Cordylanthus tenuis subsp. tenuis H. Hamlin 1904-1 s.n. Sierra Sierra Valley. Comment
  HSC31332  Cornus nuttallii Larry E. DeBuhr, G. D. Wallace 1972-5-21 581 Sierra Tahoe National Forest, along Hwy. 49, E of Sierra City. 1524 Comment
  SEINET12136796  Cornus nuttallii J. G. Lemmon 1874-1 s.n. Sierra Sierra Co. &c Comment
  SEINET12137023  Cornus occidentalis J. G. Lemmon 1874-1 s.n. Sierra Sierra Co. &c Comment
  CHSC63136  Cornus sericea subsp. sericea Lowell Ahart 1994-7-14 7435 Sierra On the sout side of the large pond, steep rocky slope on the north side of Henness Pass Road, at Keystone Gap, east of Keystone Mountain, about 1 1/2 miles east of Alleghany. 1889 Comment
  JEPS87623  Cornus sericea subsp. sericea Lowell Ahart 1994-7-1 7435 Sierra about 1 1/2 mi ne Middlewaters (s side of the larger pond, slope on n side Henness Pass Road at Keystone Gap, e of Keystone Mountain, about 11 mi (air) ne of Alleghany); e of Keystone Mountain, ne of Middlewaters, Keystone Gap 1889 Comment
  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
  POM132553  Cornus sessilis Alice Eastwood 1918-4-6 6781 Sierra Downieville Comment
  RSA433126  Corydalis caseana Robert Gustafson 1985-6-13 3165 Sierra SFSU Sierra Nevada Field Station, ca. 6 miles below Yuba Pass summit on Highway 49. 1921 Comment
  CAS-BOT-BC401883  Corydalis caseana subsp. caseana L. S. Smith 1938-7-15 2789 Sierra Tahoe National Forest. Along No. Fk. Yuba below Simi's Resort 1828 Comment
  CHSC66990  Crepis acuminata James D. Jokerst 1990-7-27 3164 B Sierra Burma Summit, 6 mi SE of Loyalton. 2468 Comment
  UC346501  Crepis acuminata E. B. Babcock 1928-6-13 145 Sierra rocky point above trail from Lemmon Canyon to Sardine Pk. lookout; Tahoe Nat. For. 2133 Comment
  UC346569  Crepis acuminata E. B. Babcock 1928-6-12 150 Sierra along rd. 5 mi se Sierraville; Tahoe Nat. For., Onion Valley Comment
  CAS-BOT-BC290470  Crepis acuminata Leland S. Smith 1926-5-1 s.n. Sierra Tahoe National Forest, English Dam Comment
  UC581320  Crepis atribarba subsp. atribarba E. B. Babcock and G. L. Stebbins Jr. 1936-6-5 1712 Sierra 2 miles west of Loyalton, on road to Sierraville, sw edge of Valley; Sierra Valley 1600 Comment
  UC346506  Crepis bakeri E. B. Babcock 1928-6-13 141 Sierra along Lemmon Canyon rd 100 yd n forest bound. (s slope of mt.); Tahoe Nat. For., Sardine Pk. Comment
  POM230955  Crepis bakeri G. Ledyard Stebbins, J. A. Jenkins 1937-5-23 2162 Sierra Along stream, headwaters of Dark Canyon 1921 Comment
  CAS-BOT-BC290504  Crepis bakeri subsp. bakeri G. L. Stebbins, Jr.; J. A. Jenkins 1937-5-23 2160 Sierra Near headwaters of Dark Canyon, between Loyalton and Purdy 1900 Comment
  CAS-BOT-BC291570  Crepis intermedia Alice Eastwood 1918-6-29 7905 Sierra Loyalton Comment
  UC346499  Crepis intermedia E. B. Babcock 1928-6-13 147 Sierra below trail from Lemmon Canyon to Sardine Pk. lookout; Tahoe Nat. For. 2072 Comment
  UC353951  Crepis intermedia Katharine Brandegee 1913-1 Sierra Portola 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
  CAS-BOT-BC291567  Crepis intermedia G. L. Stebbins, Jr.; E. B. Babcock 1936-6-5 1720 Sierra Western slope of east side of Smithneck Creek 5 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
  UC346541  Crepis intermedia E. B. Babcock and M. Navashin 1928-6-22 173 Sierra Reno rd. 12.8 mi fr. jct. <with> Loyalton rd. ((Sierraville)); Lemmon Canyon Comment
  UC346546  Crepis intermedia E. B. Babcock and M. Navashin 1928-6-22 170 Sierra Newman Pt. Sierra Valley (near rd. from Sierraville to Loyalton) 1767 Comment
  UC581251  Crepis modocensis G. L. Stebbins Jr. and J. A. Jenkins 1937-5-21 2115 Sierra 3 1/2 mi ne Sierraville (on road to Loyalton); Newman Point 1515 Comment
  UC346519  Crepis modocensis E. B. Babcock 1928-6-12 130 Sierra nr and s of Newman Pt. (along road from Sierraville to Loyalton); Sierra Valley Comment
  UC346512  Crepis modocensis subsp. subacaulis E. B. Babcock 1928-6-13 137 Sierra along Lemmon Canyon rd. 100 yd n Forest Boundary (s slope of peak); Tahoe Nat. For., Sardine Pk. Comment
  UC346529  Crepis modocensis subsp. subacaulis E. B. Babcock 1928-6-12 121 Sierra 3.3 mi n Truckee (on rd. to Hobart Mills) 1767 Comment
  CAS-BOT-BC291599  Crepis modocensis subsp. subacaulis Lowell Ahart 1977-8-2 1308 Sierra Near the summit of Mt. Fillmore, about 12 miles northeast of La Porte 731 Comment
  POM230950  Crepis occidentalis G. Ledyard Stebbins 1937-5-22 2135 Sierra Mountain about 4 miles NE of Loyalton 1768 Comment
  UC1934611  Crepis occidentalis subsp. occidentalis Jeannette Whitton 1991-7-1 153 A-4 Sierra at the lookout from Sardine Peak approximately 19 km SE of Sierraville via Lemmon Canyon Road 753 Comment
  CAS-BOT-BC290791  Crepis occidentalis subsp. occidentalis D. E. Breedlove 1962-6-13 3517 Sierra Along State Hwy. 89, 10.0 miles south of Sierraville 1950 Comment
  CAS-BOT-BC290810  Crepis occidentalis subsp. pumila E. B. Babcock; G. L. Stebbins, Jr. 1936-6-3 1648 Sierra 1 mile northeast of Sattley Comment
  CAS-BOT-BC189267  Cryptantha W. Harnach; N. Harnach 1991-7-14 621 Sierra Coburn Lake, approximately 0.25 mile below the outlet of lake, Sierra Valley 2279 Comment
  CHSC105693  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
  SJSU13885  Cryptantha affinis N. A. Hopkins 1985-7-3 1289 Sierra between Sierraville & Lemon Valley c. 2 mi E of Sierraville Comment
  SBBG89600  Cryptantha intermedia B. Pitzer, S. Morgan, H. Soldan 1988-5-27 874 Sierra above Ramshorn Cmpgrd, on Hwy 49, ca. 15 mi NE of Camptonville and ca. 5 mi W of Downieville 822 Comment
  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
  UCR132649  Cryptantha milobakeri B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-28 893 Sierra Sierra Nevada Mtns., Convict Flat Picnic Area, on North Yuba River, 12 mi NE of Camptonville on Hwy 49 780 Comment
  CHSC100842  Cryptogramma acrostichoides B. Castro; David Toren, Samantha Mackey Hillaire 2005-8-29 1515 Sierra Ca 1 air mi N of Poverty Hill lookout, in hills just SE of Slate Creek, off W side of USFS Rd 21N17, off 21N02X spur road near Lucky Hill Ravine. 1432 Comment
  CHSC61910  Cryptogramma acrostichoides Lowell Ahart 1993-9-24 7241 Sierra On the north side of Mount Fillmore, about 3/4 mile south of the dirt road from Gibsonville to Johnsville. 2133 Comment
  UC1875016  Cryptogramma acrostichoides Ruth Kirkpatrick 2005-7-20 1365 Sierra Near summit of Sierra Butte, below fire tower Comment
Read comments
Jan 30 2012
  UCR95831  Cryptogramma acrostichoides J. G. Lemmon 1875-1 s.n. Sierra Sierra Nevada Mtns., Sierra Valley 2546 Comment
  CAS-BOT-BC70469  Cryptogramma acrostichoides L. P. Janeway 1992-10-15 4317 Sierra About 0.2 mi northeast of the ridgetop between Mills Peak and Haskell Peak, about 1.1 mi northwest of Haskell Peak 2209 Comment
  JEPS87391  Cuscuta californica Lowell Ahart 1993-9-24 7254 Sierra about 0.75 mi s Gibsonville to Johnsville dirt road (on the w side of a poor dirt road that ends at a stream, n side of Mount Fillmore); n side of Mount Fillmore 2133 Comment
  CAS-BOT-BC65020  Cusickiella douglasii W. Harnach; N. Harnach 1989-4-22 40 Sierra Sierra Valley. Van Vleck Ranch. 1498 Comment
  CHSC27066  Cycladenia humilis var. humilis Lowell Ahart 1978-7-29 1797 Sierra .5 mi e of Stafford Mtn. 2200 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
  UCD20392  Cynoglossum officinale A. M. Shapiro 2002-7-23 s. n. Sierra Sierra County, near mouth of Rice Canyon, banks of Cold Stream, approx. 6100 ft. elev. 1859 Comment
  JEPS124088  Cystopteris fragilis Lowell Ahart 2015-5-9 20156 Sierra About 3/4 mile west of Highway 49, about 1 3/4 miles west of Indian Valley. Comment
  CAS-BOT-BC70699  Cystopteris fragilis S. Rauwendaal 1981-5-16 061 Sierra San Francisco Field Station, Sierra Nevada, 1/2 mile east along trail 1828 Comment
  UCD136330  Cystopteris fragilis N. Hopkins 1984-6-21 1211 Sierra 0.25 mi. E. of Robinson's Cow Camp. Comment
  UCR249645  Dactylis glomerata George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20775 Sierra Northern Sierra Nevada Mountains Foothills, Along CA-49, 1.2 miles north of the Yuba County line 901 Comment
  JEPS124718 Image available Damasonium californicum Dixie Funnell 1965-7-6 103 Sierra 1/2 mile south of Calpine Beckworth intersection with highway 89. Comment
  SEINET4671483  Damasonium californicum L. Miller 1936-6-14 s.n. Sierra Sierra Valley Comment
  POM365003  Danthonia californica var. americana P. B. Kennedy 1929-7-20 s.n. Sierra Salmon Lakes; above Lusk's meadow 2043 Comment
  JEPS103185  Danthonia californica var. californica G. Schoolcraft 2000-6-25 2908 A Sierra Knuthson Meadow W of Sierra Valley 1524 Comment
  POM126616  Danthonia unispicata H. S. Yates 1935-6-29 5287 Sierra 1 mile N. of Gold Lake. 1982 Comment
  UCD161459  Darlingtonia californica Barry Rice 2013-7-2 BR 130701 Sierra Harrison Meadow complex of sites. 1820 Comment
  SEINET8693175  Delphinium W. Harnach, N. Harnach 1990-5-28 328 Sierra Sierra Valley, W of Loyalton, Balderson Ranch, Antelope Valley. 1554 Comment
  SEINET10536032  Delphinium andersonii Heidi H. Schmidt 1993-6-12 Schmidt 837 Sierra Tahoe National Forest. Road to Weber Lake. 3.2 miles W of state highway 89. 1950 Comment
  UCD38327  Delphinium andersonii Beecher Crampton 1954-5-10 1860 Sierra 1.5 miles north of Sattley. Along Hwy. 89. Comment
  CAS-BOT-BC2182  Delphinium andersonii subsp. cognatum W. Harnach; N. Harnach 1989-5-21 112 Sierra Sierra Valley, Calpine Ranch (home) 1505 Comment
  CAS-BOT-BC8944  Delphinium diversifolium subsp. harneyense John Thomas Howell; Gordon H. True 1969-6-25 45854 Sierra 3 miles north of Bassetts on road to Gold Lake 1950 Comment
  SEINET12093225  Delphinium glaucum J. G. Lemmon 1874-1 s.n. Sierra Sierra Co., &c Comment
  CAS-BOT-BC8785  Delphinium gracilentum f. versicolor Lowell Ahart 1969-5-18 s.n. Sierra Scales, 10 miles southeast of La Porte. 1219 Comment
  CAS-BOT-BC9879  Delphinium nudicaule D. E. Breedlove 1962-6-13 3483 Sierra Along state highway 89, 9.3 miles north of Sierraville 1524 Comment
  CAS-BOT-BC116535  Delphinium nuttallianum Betty J. jorgensen 1944-6-22 467 Sierra Little Truckee River, 10 miles north of Hobart Mills Comment
  UCD61156  Deschampsia cespitosa P. B. Kennedy 1929-7-20 Sierra Salmon Lakes. 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
  JEPS102692  Deschampsia cespitosa subsp. cespitosa Lowell Ahart 2001-8-10 9090 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
  JEPS107582  Deschampsia cespitosa subsp. cespitosa Lowell Ahart 2005-8-30 12348 Sierra On a sand bar, on the south side of Pass Creek, about 1/4 mile south of French Meadow, about 2 1/2 miles west of Webber Lake 2064 Comment
  RSA286321  Deschampsia cespitosa subsp. cespitosa R. F. Thorne 1974-7-30 45050 Sierra Tahoe National Forest: Goose, Haven and Snag Lake areas; shallow, grassy lake E. of highway. 2058 Comment
  UCD21011  Deschampsia cespitosa subsp. cespitosa E. Bortiri 2002-7-3 WFC 59 Sierra Saddle Meadow, next to Perazzo Meadows, Sierra Co. Comment
  UCR257850  Deschampsia cespitosa subsp. cespitosa George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-7-22 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
  CHSC74157  Deschampsia danthonioides B. Castro; L. Gehrung, H. Durio 1996-7-3 668 Sierra Placer Diggings site, ca 4 air mi NE of La Porte, 0.5 mi SE of the South Branch of Slate Creek, and 1.6 mi W of Howland Flat, W of Co. Rd 690. Along tributary to Sacketts Gulch, near mined area. 1560 Comment
  POM181951  Deschampsia danthonioides J. G. Lemmon 1889-05 s.n. Sierra Sierra Valley. Comment
  UCD84179  Deschampsia danthonioides 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-BC201927  Deschampsia elongata Gordon H. True 1971-9-7 7054 Sierra Mt. Lola Trail in Cold Stream Canyon 2286 Comment
  CAS-BOT-BC39725  Descurainia Catherine Best 1982-7-12 750 Sierra Sierra Nevada. Gold Lake. 1950 Comment
  SEINET5343243  Descurainia pinnata subsp. halictorum P. A. Lehenbauer 1937-6-8 115 Sierra 25 miles west of Reno, Nevada. On Truckee River at Iceland, south side of river by falls. 1676 Comment
  CAS-BOT-BC43433  Descurainia sophia Alice Eastwood 1918-6-29 7925 Sierra Loyalton. Comment
  CHSC59470  Dicentra formosa Matt Carducci 1992-4-19 20 Sierra Ca. 27 mi s of Downieville, 100 ft s of Hwy 49 bridge over the North Fork of Yuba River, in Tahoe National Forest. Steep hillside. 975 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
  SEINET12093066  Dicentra formosa F. H. Utech 1986-1 86 -083 Sierra Tahoe Natioanal Forest, ca 1 mi N of junction North Yuba River & CA 49 bridge 950 Comment
  CAS-BOT-BC402469  Dicentra formosa subsp. formosa Alice Eastwood 1918-4-6 6764 Sierra Downieville Comment
  UCD114221  Dicentra formosa subsp. formosa P. B. Schultz 1967-6-30 28 Sierra 2 miles E of Downieville. 929 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
  UCR249640  Dichelostemma multiflorum George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20782 Sierra Northern Sierra Nevada Mountains Foothills, Along CA-49, 1.7 miles west of Goodyears Bar, c. 11 miles NE of Yuba Co. line 793 Comment
  CAS-BOT-BC501071  Dichelostemma multiflorum Mrs. E. C. Sutliffe 1920-6-1 s.n. Sierra Unspecified Comment
  SEINET7845734 Image available Dieteria canescens S. B. Doten 1901-6-20 s.n. Sierra Near Little Truckee River Comment
  SBBG6928  Diplacus grandiflorus H. and M. Dearing 1939-5-9 3307 Sierra Indian Valley near Downieville 670 Comment
  SD129533  Diplacus grandiflorus B. Pitzer, S. Morgan & H. Soldan 1988-5-28 901 Sierra Convict Flat Picnic Area, 12 mi. NE of Camptonville, on Hwy 49. On the North Yuba River, roadcut Comment
  CAS-BOT-BC151868  Diplacus mephiticus Javier Penalosa 1962-6-20 2529 Sierra Little Truckee River, at Hwy. 89 1905 Comment
  CAS-BOT-BC151871  Diplacus mephiticus Gordon H. True 1967-7-31 3659 Sierra Verdi Peak Lookout 2590 Comment
  CHSC109873  Diplacus mephiticus L. P. Janeway; B. Castro 2012-6-16 10881 Sierra Northern High Sierra Nevada. Tip of a short southeastern spur of Gibsonville Ridge, 1.1 km north-northwest of Gibsonville. 1885 Comment
  SEINET14196683  Diplacus torreyi O. Reifschneider 1963-5-27 s.n. Sierra Yuba Pass Road. Comment
  SEINET8564051  Dodecatheon P. B. Kennedy, S. B. Doten 1901-7-11 150 Sierra Creek below Webber Lake, where streamlet enters. Comment
  CAS-BOT-BC136085  Dodecatheon alpinum Belle R. Jackson 1932-6-1 s.n. Sierra Yuba Pass Comment
  CAS-BOT-BC136086  Dodecatheon alpinum D. E. Breedlove 1962-6-13 3523 Sierra Along the Little Truckee River, 10.0 miles south of Sierraville on State Highway 89 - Sierra Nevada 1950 Comment
  CAS-BOT-BC136088  Dodecatheon alpinum D. E. Breedlove 1962-6-13 3523 Sierra Along the Little Truckee River, 10.0 miles south of Sierraville on State Highway 89 1950 Comment
  UC1368478  Dodecatheon alpinum R. K. Gierisch 1969-6-25 3500 Sierra Anderson Mdw Tahoe National Forest, Anderson Mdw Comment
  UC338304  Dodecatheon alpinum unknown 1889-6-8 Sierra Gold Lake Comment
  UCD118775  Dodecatheon alpinum subsp. majus Kris Baldwin 1983-7-2 26 Sierra 5.6 miles from Highway 89 on Henness Pass Road, then 1.3 miles on dirt road to Perazzo Meadows. 2011 Comment
  UC1243997  Downingia bacigalupii John H. Weiler, D. Willits, and F. Safwat 1959-6-20 59190 Sierra 11.7 mi ne Sattley (along the Sattley-Beckwith road) Comment
  UC416602  Downingia bacigalupii J. A. DeCow 1900-8-7 460 Sierra Campbell's Hot Springs Comment
  UC965545  Downingia bacigalupii Herbert L. Mason 1952-7-19 14441 Sierra 1.5 mi e Calpine (at junction of Calpine with Sierraville-Beckwourth road); Sierra Nevada, Sierra Valley 1524 Comment
  UCD21016  Downingia bacigalupii E. Bortiri 2002-7-4 WFC 64 Sierra Knuthson Meadows, Carman Valley, near Calpine, Sierra Co. Comment
  UCD84184  Downingia bacigalupii Ayzik Solomeshch 2009-6-8 s. n. Sierra Sierra Valley, Roen Ranch, along Westside Rd, ca. 2 km N of the intersection of Westside and Calpine Roads, ca. 1 km east of Westside Rd. 1493 Comment
  SEINET5738846 Image available Downingia bacigalupii Unknown s.n. Sierra Sierra Valley; Sierra Valley Comment
  UC177325  Downingia bacigalupii J. G. Lemmon Sierra Comment
  UCD84130  Downingia bicornuta Ayzik Solomeshch 2009-6-7 s. n. Sierra Sierra Valley, Bradley Ranch, along Calpine Rd, ca. 100 m N from the road. 1495 Comment
  UCR12085  Downingia elegans Coleta A. Lawler 1968-7-2 171 Sierra Sierra Nevada Mtns., 3.9 mi NW of Sierraville. Right turn on Sattley-Beckworth [Westside] Rd, 1.1 mi NE from Hwy 49 intersection 1509 Comment
  UCSB9181  Downingia elegans Bacigalupi, Rimo; Mason, H.; Sweeney, J. 1953-7-7 Sierra Roadside ditch, west side of Sierra Valley, along road from Sattley to Beckwourth, about 1 mile south of junction westward to Calpine Comment
  UCD119194  Draperia systyla P. B. Schultz 1967-6-30 33 Sierra Union Flat Campground. 1040 Comment
  UCD167590  Draperia systyla Chuck Hughes 2016-6-15 462 Sierra Along the west side of Plumbago Road, on the north side of Kanaka Creek. 1155 Comment
  JEPS124580 Image available Draperia systyla Peter Schultz 1967-6-30 33 Sierra Union Flat Campground. Comment
  RSA21694  Draperia systyla Carl B. Wolf 1937-8-6 9054 Sierra Northern Sierra Nevada, north fork of Yuba River, 5 miles above Downieville. 1067 Comment
  CAS-BOT-BC401529  Drosera rotundifolia Kasper Pischel 1927-8-1 s.n. Sierra Salmon Lake Comment
  UCD161464  Drosera rotundifolia Barry Rice 2013-7-7 BR 130703 Sierra a botanicall rich site crossing Marvin Ranch Road. 1355 Comment
  POM33915  Drymocallis glandulosa C. C. Bruce s.n. Sierra Near Sierra Comment
  UCD40301  Drymocallis glandulosa var. reflexa Rodney Gale Myatt 1971-7-3 792 Sierra Hillside above Hwy 49, just to the north of Yuba River. Near Oregon Creek, Alleghany Road, and Sierra County line. 195 Comment
  UC54353  Drymocallis lactea H. M. Hall and E. B. Babcock July 1903 4499 Sierra Gold Lake Sierra Nevada Mountains 1950 Comment
  CAS-BOT-BC159278  Drymocallis lactea var. lactea George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  SBBG3021  Drymocallis lactea var. lactea H. and M. Dearing 1939-7-4 3832 Sierra Gold Lake Comment
  UCR206328  Dudleya cymosa subsp. cymosa George K. Helmkamp, E. A. Helmkamp 2009-5-28 14862 Sierra Sierra Nevada Mountains Foothills, above the Yuba River along CA-49, 2.3 miles north of the Yuba Co. line 851 Comment
  SJSU12020  Dudleya farinosa N. A. Hopkins 1975-6-16 665 Sierra by trail above Pauley Cr between 2nd & 3d Divides 1158 Comment
  UCD40241  Dysphania pumilio Rodney Gale Myatt 1972-6-1 1581 Sierra Wild Plum Road, off of Hwy 49 and east of Sierra City. 1450 Comment
  CDA2013  Echinochloa crus-galli T. C. Fuller 1976-10-12 20168 Sierra North side of Hwy 49, 1.6 km. east of Goodyear s Creek Road, 6 km. west of Downieville. 0 Comment
  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
  UC1112285  Elatine chilensis Herbert L. Mason 1952-7-17 14374 Sierra 0.4 mi s Little Truckee River (Hwy 89); Sierra Nevada Comment
  RSA0002583  Elatine gracilis H. L. Mason 1952-8-17 14494 Sierra 0.4 mi S Little Truckee River Bridge. 1921 Comment
  SEINET5060421  Elatine gracilis Unknown 1952-8-17 14494 Sierra 0.4 mile S of Little Truckee River Bridge Comment
  CHSC41001  Eleocharis J. D. Jokerst 1984-7-23 2107 Sierra North of Haypress Creek ca. 200 feet (several miles east of Sierra City). 1767 Comment
  CAS-BOT-BC113421  Eleocharis bella John Thomas Howell 1969-9-13 46140 Sierra Near the SW end of Webber Lake. 2072 Comment
  SEINET13710006  Eleocharis decumbens Lowell William Ahart, Lowell William Ahart 2000-1 8587 Sierra W Side Forest Hwy 98 about 7 Mi. NE of Alleghany (T19N, R11E, sec 10, SW 1/4) 5300 Ft. 1615 Comment
  CHSC81418  Eleocharis engelmannii Lowell Ahart 2001-9-28 9302 Sierra Around the drying ponds on the bottom of the Poverty Hill Hydraulic gold mine, north of Poverty Hill (town), about 4 miles (air) south of La Porte. 1524 Comment
  CHSC112059  Eleocharis engelmannii var. engelmannii L. P. Janeway 2014-6-23 11408 Sierra Northern High Sierra Nevada. Plumas National Forest; Placer Diggings along Pine Grove Creek, just north of Pine Grove Ceme-tery, 1.3 air-km west-northwest of Howland Flat. 1646 Comment
  CDA33183  Eleocharis quinqueflora L. Ahart 2000-7-13 8589 Sierra Upper west branch of Black Jack Ravine, on the west side of Hwy 98: Harris Meadow, about. 7 (air) miles northeast of Alleghany Comment
  POM297937  Eleocharis radicans J. G. Lemmon 1874-1 219 Sierra [No locality information provided] Comment
  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
  SEINET7587177 Image available Eleocharis suksdorfiana Lowell Ahart 2000-7-13 8588 Sierra Upper west branch of Black Jack Ravine, on the west side of Forest Highway 98, Harris Meadow, about 7 miles (air) northeast of Alleghany. 1615 Comment
  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
  JEPS48465  Elymus L. S. Smith 1928-6-12 2336 Sierra above Hennis Pass Road; Tahoe <National> Forest 1981 Comment
  CAS-BOT-BC227908  Elymus elymoides Alice Eastwood 1918-6-29 7865 Sierra Loyalton Comment
  UCD21021  Elymus elymoides E. Bortiri 2002-7-7 WFC 69 Sierra Knuthson Meadows, Carman Valley, near Calpine, Sierra Co. Comment
  UCD61571  Elymus elymoides Mrs. H. P. Kelley 1915-7-6 Sierra Sardine Peaks, north of Truckee. Comment
  UCR17378  Elymus elymoides Frank C. Vasek 1975-7-10 750710- 21 Sierra Sierra Nevada Mtns., 1 mi west of State Hwy 89 on Henness Pass Rd. 1951 Comment
  CHSC61568  Elymus elymoides subsp. californicus L. P. Janeway 1984-8-19 1053 Sierra Meadow at second switchback down the road from Packers Saddle towards Packer Lake. 1981 Comment
  UC717999  Elymus glaucus David D. Keck 1944-7-8 5410 Sierra on Feather River rd. 1.5 mi n Sattley; Sierra Valley 1524 Comment
  CAS-BOT-BC206585  Elymus glaucus subsp. glaucus L. S. Smith 1927-7-27 2125 Sierra Naer Dorsey Station, Yuba Pass Road 1981 Comment
  CAS-BOT-BC206586  Elymus glaucus subsp. glaucus Lowell Ahart 1977-8-2 1505 Sierra Found on the north side of Mt. Fillmore, about 12 miles north-east of La Porte. 2000 Comment
  CAS-BOT-BC206588  Elymus glaucus subsp. glaucus David D. Keck 1944-7-8 5410 Sierra Sierra Valley, 1.5 miles N of Sattley on Feather River Road 1524 Comment
  UCD62719  Elymus trachycaulus Beecher Crampton 1957-7-24 4412 Sierra Gordon Van Vleck Ranch. Sierra Valley. 4 miles northeast of Sattley. Comment
  CDA2065  Elytrigia repens T. C. Fuller 1963-8-28 11175 Sierra Between railroad tracks and adjacent alfalfa field, Loyalton. 0 Comment
  SJSU12197  Epilobium brachycarpum N. A. Hopkins 1983-8-30 1170 Sierra c. 1 mi SW of Calpine 1524 Comment
  CAS-BOT-BC171809  Epilobium canum subsp. latifolium Mrs. E. C. Sutliffe 1920-9-1 s.n. Sierra Salmon Lake Comment
  CAS-BOT-BC171812  Epilobium canum subsp. latifolium Elmer I. Applegate 1921-9-26 2347 Sierra About one mile north of Gold Lake, near Plumas-Sierra Co. line. Comment
  CHSC69183  Epilobium canum subsp. latifolium Vernon Oswald; Lowell Ahart 1997-8-19 8833 Sierra County Rd. 309 on Pliocene Ridge, ca. 3 air mi northeast of Alleghany, 0.1 mi southwest of Henness Pass Road (County Rd. 302). At roadside. 1706 Comment
  JEPS102574  Epilobium densiflorum Lowell Ahart 2001-8-10 9082 Sierra On the west side of the dam, diversion dam across the Little Truckee River (water flows to Sierra Valley), about 100 yards south of Fiberboard Road (Forest Road 18), about 1/8 mile north of Henness Pass Road, about 5 miles (air) east of Webber Lake. 1920 Comment
  SBBG60234  Epilobium densiflorum E. Rockwell -Jun-1925 732 Sierra Downieville 914 Comment
  SEINET13709907  Epilobium densiflorum Lowell William Ahart, Lowell William Ahart 2001-1 9082 Sierra Little Truckee River, 5 Air Mi. E of Webber Lake (T19N, R15E, sec 15, SW 1/4) 6300 Ft. 1920 Comment
  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
  SEINET6637309 Image available Epilobium hallianum Bruce Hansen, JoAnn Hansen 1972-6-12 924 Sierra summit of Yuba Pass on CA 49 2042 Comment
  SEINET12861793  Epilobium hallianum P. B. Kennedy, S. B. Doten 1901-7-5 91 Sierra [Sierra Nevada] spring near Webber Lake Comment
  CHSC110269  Epilobium minutum L. P. Janeway 2012-6-24 10900 A Sierra Northern High Sierra Nevada. Top of band of serpentine along Sawmill Ridge 1.0 km southeast of Delahunty Lake and 2.7 km northwest of Mt Fillmore. 1901 Comment
  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
  CAS-BOT-BC171825  Epilobium oreganum L. S. Smith 1927-7-27 2116 Sierra Near Dorsey Station along Yuba Pass Road, Tahoe 1981 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
  CAS-BOT-BC57031  Equisetum arvense J. H. Hatton 1912-9-15 H- 49 Sierra Sierra National Forest, Blaney Meadows 2255 Comment
  UCD135414  Equisetum hyemale subsp. affine R. Randell 1996-5-26 24 Sierra Tahoe National Forest, Wild Plum Loop Road, 0.1 miles from Wild Plum Road, 1.25 miles from highway 49. 1450 Comment
  CDA9223  Equisetum hyemale var. californicum D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-2 6 .318 Sierra Haypress Creek. Wild Plum Campground along Route 49. 0 Comment
  CHSC66779  Equisetum laevigatum Vernon H. Oswald; Lowell Ahart 1996-8-19 8223 Sierra Northern High Sierra Nevada. Yuba Pass-Weber Lake Rd. (Forest Rt. 12) 0.4 mi S of Forest Rt. 15 to Sierraville. 2316 Comment
  SEINET10530240  Equisetum laevigatum Mary Susan Taylor 1982-7-19 Taylor 4885 Sierra T19N R16E sw sec 18. Between Hwy 89 and Little Truckee River, ca. 1/4 mi n of Little Truckee Campground, ca. 12 mi sw of Sierraville. Comment
  UCD135548  Equisetum laevigatum Herbert L. Mason 1953-7-7 14557 Sierra Sierra County. Ditch north of Sattley, Sierra Valley. Comment
  CAS-BOT-BC174161  Eremogone aculeata H. Albert Barker 1926-7-10 104 Sierra Round Lake Ridge 2103 Comment
  SEINET5336668  Eremogone aculeata S. B. Doten, Patrick Beveridge Kennedy 1901-7-12 158 Sierra [Sierra Nevada] Webber Lake, below falls Comment
  SEINET8798163  Eremogone aculeata S. B. Doten, P. B. Kennedy 1901-7-12 158 Sierra [Sierra Nevada] Webber Lake, below falls. Comment
  SEINET8800082  Eremogone congesta var. congesta W. Harnach, N. Harnach 1989-5-21 107 Sierra Sierra Valley, 0.5 miles E of Calpine, Calpine Ranch. 1506 Comment
  CAS-BOT-BC174219  Eremogone congesta var. congesta Catherine Best 1982-7-12 749 Sierra Above Packer's Lake 2011 Comment
  SJSU12148  Eremogone congesta var. congesta N. A. Hopkins 1971-6-19 400 Sierra 0.25 mi N of Sattley, Sierra Valley 1524 Comment
  SEINET12875580 Image available Eremogone congesta var. suffrutescens J. G. Lemmon 1874-1 [s.n.] Sierra Webber Lake Comment
  CAS-BOT-BC181713  Eremogone kingii var. glabrescens Gordon H. True 1967-7-31 3677 Sierra Verdi Peak Road ca. 1.5 miles below summit 2438 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
  SJSU13876  Eremogone kingii var. glabrescens N. A. Hopkins 1986-6-30 1346 Sierra 2158 Comment
  SJSU12053  Eriastrum sparsiflorum N. A. Hopkins 1980-6-18 969 Sierra Rice Point at SE corner Sierra Valley c. 4 mi N of Sierraville 1524 Comment
  CAS-BOT-BC286684  Ericameria bloomeri John Thomas Howell 1951-8-21 28260 Sierra East side of Yuba Pass 1828 Comment
  CAS-BOT-BC286692  Ericameria bloomeri L. P. Janeway 1992-8-31 4304 Sierra Plumas National Forest, Beckwourth Ranger District. About 1.5 mi east-northeast of Haskell Peak and about 1 mi north of Chapman Saddle; on north side of Road 22N98 2057 Comment
  CHSC53122  Ericameria bloomeri L. P. Janeway 1989-8-22 3622 Sierra Plumas National Forest. Northeast flank of ridge ca 3 mi E of Haskell Pk; near head of Sulphur Cr. 2164 Comment
  RSA121642  Ericameria bloomeri C. G. Albertus 1935-8-28 275 Sierra 6.5 miles NNW of Sattley 1585 Comment
  RSA772431  Ericameria bloomeri L. Ahart 2010-9-15 17156 Sierra About 20 yrds SE of the cabin, about 20 yrds SE of the upper pond, At the spring, About 2.75 air miles north of Yuba Pass on Hwy 49, about 4 air miles east of Haskell Peak Comment
  UC579581  Ericameria bloomeri C. G. Albertus 1935-8-28 275 Sierra 6.5 mi nw Sattley; Sierraville Quad. 1584 Comment
  CAS-BOT-BC292391  Ericameria nauseosa R. K. Gierisch; D. H. Esplin 1969-9-25 3617 Sierra Tahoe Forest Comment
  UC1119773  Ericameria nauseosa var. oreophila A. Lewis 1934-11-5 542 Sierra 6 mi nw of Loyalton; Sierraville Quad. 1493 Comment
  UCD22394  Ericameria nauseosa var. oreophila Ellen Dean; Art Shapiro, Davis Botanical Society 2002-9-28 1316 Sierra Sierra Countyl: Along Hwy 49 NE of the town of Sierraville, ca. 2 road miles from town. Roadside. 1524 Comment
  CAS-BOT-BC299460  Ericameria nauseosa var. speciosa Roxana S. Ferris 1926-9-7 6841 Sierra Ebbett Pass Road, site of old town of Silver Mountain Comment
  CHSC107897  Ericameria nauseosa var. speciosa L. P. Janeway 2011-9-15 10729 Sierra Northern High Sierra Nevada. Plumas National Forest; south slope of Mt. Etna; along the road to Johnsville (Road 900; Road 22N12X) 8.9 road km east of Quincy-La Porte road. Steep open south-facing rocky area below large rock outcrops, where the road crosses. 1923 Comment
  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
  JEPS75252  Ericameria nauseosa var. speciosa John Thomas Howell 1969-9-13 46100 Sierra near outlet of Webber Lake; Sierra Nevada, Little Truckee River 2042 Comment
  UC87250  Ericameria parryi var. nevadensis J. G. Lemmon and wife Sierra Sierra Valley Comment
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Nov 4 2015
  CAS-BOT-BC293097  Ericameria pinifolia Lowell Ahart 1975-9-28 s.n. Sierra Along Highway 49, above Sierra Valley 1676 Comment
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Jul 18 2018
  UCD159858  Erigeron G. Ledyard Stebbins 1970-7-25 7077 Sierra Northwest ridge of Mount Fillmore in serpentine belt. (Exact location unknown. Coordinates estimated by label maker.) 1950 Comment
  RSA121439  Erigeron aphanactis G. T. Nordstrom 1936-7-25 960 Sierra 5 3/4 miles W of Purdy. 1951 Comment
  JEPS41414  Erigeron aphanactis var. aphanactis J. G. Lemmon Sierra Sierra Valley Comment
  CHSC79675  Erigeron bloomeri G. F. Hrusa; E. Sandoval 1993-5-30 11158 Sierra Sierra Valley Region. On 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
  CAS-BOT-BC205244  Erigeron bloomeri var. bloomeri James R. Shevock; Barbara Ertter 1986-6-1 11533 Sierra Northern Sierra Nevada. Toiyabe National Forest. Dog Valley, 6.8 miles west of Verdi adjacent to the Forest Service Guard Station 1800 Comment
  UCD131754  Erigeron concinnus var. concinnus A. A. Heller; P. B. Kennedy 1907-7-1 8664 Sierra Purdy. Comment
  HSC93196  Erigeron coulteri Vernon H. Oswald, L. Ahart 1996-8-19 8194 Sierra Yuba Pass-Weber Lake Rd. Just S of road to Lincoln Valley, northern High Sierra 2256 Comment
  SEINET8667086 Image available Erigeron coulteri W. D. Billings 1951-7-8 2124 Sierra 1 mi. N. of Weber Lake 2134 Comment
  RSA748571  Erigeron divergens K. M. Meyer, A. Townesmith 2007-7-15 113 Sierra Tahoe National Forest. 4 mi. N on Hwy 270, off I-80 W. 1749 Comment
  UC1118127  Erigeron divergens G. T. Nordstrom 1936-7-23 960 Sierra 2 mi sw Purdy; Sierraville Quad. 1615 Comment
  CHSC69203  Erigeron eatonii var. sonnei James D. Jokerst 1986-6-19 2657 Sierra Turner property, S end of Sierra Valley, Stringer Meadow ca. 200 m E of Hwy. 89. 1493 Comment
  SEINET8667267 Image available Erigeron filifolius W. Harnach, N. Harnach 1989-6-27 187 Sierra Sierra Valley. 1 mile E of Calpine, Calpine Ranch (home). 1506 Comment
  SEINET8667371 Image available Erigeron glacialis W. Harnach, N. Harnach 1991-7-14 643 Sierra Coburn Lake, approx. 1/4 mile below outlet to lake 2280 Comment
  CAS-BOT-BC300851  Erigeron glacialis var. glacialis Lewis S. Rose 1934-7-20 34389 Sierra Gold Lake 1950 Comment
  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
  SBBG25625  Erigeron glacialis var. glacialis K. K. Muller 1963-8-15 1234 Sierra 3 mi N of Gold Lake on Gold Lake Rd between State Hwys 49 and 89 Comment
  UC1118203  Erigeron glacialis var. glacialis A. Lewis 1934-6-15 483 E Sierra Fillmore Peak Plumas National Forest, Downieville Quadrangle, Fillmore Pea 2042 Comment
  UC1609022  Erigeron glacialis var. glacialis Lowell Ahart 1993-9-10 7223 Sierra about 1 1/2 mi s dirt road from Gibsonville to Johnsville (n side of mt.); Mount Fillmore 2255 Comment
  CAS-BOT-BC295474  Erigeron lassenianus var. lassenianus Mrs. H. C. Cantelow 1938-7-2 s.n. Sierra 4 1/2 miles nw. of Calpine Comment
  CAS-BOT-BC300264  Erigeron reductus var. reductus Mrs. E. C. Sutliffe 1927-10-1 s.n. Sierra Salmon Lake Comment
  SEINET5708556 Image available Erigeron reductus var. reductus Lowell E. Urbatsch, D. Clark 1974-1 1513 Sierra Along trail above Sardine Lake, 0.8 mi W of rd to Gold Lake, 13.3 mi W of jct of 49 & 89.; Sardine Lake 1951 Comment
  CHSC69175  Erigeron strigosus Vernon Oswald; Lowell Ahart 1997-8-19 8838 Sierra Footes Crossing Rd. (County Rd. 191) on the north side of the Middle Fork of Yuba River, 5.9 mi southwest of Alleghany. Roadside. 1066 Comment
  JEPS94404  Erigeron strigosus var. septentrionalis Vernon Oswald and Lowell Ahart 1997-8-19 8838 Sierra 5.9 mi sw of Alleghany (Footes Crossing Road (County Road 191) on n side of the Middle Fork of Yuba River); Middle Fork of Yuba River 1066 Comment
  CAS-BOT-BC216035  Eriodictyon californicum Vincent Jones 1920-5-25 s.n. Sierra Cedar Glen Comment
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  UCR54438  Eriodictyon californicum B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-27 0889 Sierra Sierra Nevada Mtns, above Ramshorn Campground on Hwy 49, c. 15 miles NE of Comptonville and c. 5 mi. west of Downieville 823 Comment
  CAS-BOT-BC255407  Eriogonum Kit Miller 1967-8-1 3332 Sierra Unspecified except for elevation and Township/Range 2560 Comment
  UCD84071  Eriogonum douglasii Ayzik Solomeshch 2009-6-9 s.n. Sierra Sierra County. Sierra Valley. Harvey Ranch. Along Westside Road, ca. 1 km N of intersection of Westside Road and Calpine Road, ca. 200 m W of Westside Road. 1498 Comment
  JEPS57044  Eriogonum douglasii var. meridionale J. G. Lemmon Sierra near Webber Lake 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-BC259362  Eriogonum lobbii Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Salmon Lake Comment
  CAS-BOT-BC259357  Eriogonum lobbii A. R. Kruckeberg 1954-8-2 3680 Sierra Along trail to Sierra Buttes, 1/2 mile above upper Tamarack Lake 2438 Comment
  CAS-BOT-BC263703  Eriogonum luteolum var. pedunculatum Alice Eastwood 1918-6-29 7870 Sierra Loyalton Comment
  CAS-BOT-BC267385  Eriogonum marifolium var. marifolium Lewis S. Rose 1934-7-12 34353 Sierra Gold Lake 1950 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
  CHSC67270  Eriogonum microthecum var. laxiflorum James D. Jokerst 1989-7-14 3141 C Sierra 1.25 mi SW of Balls Ranch on rocky knob W of dirt road. 2042 Comment
  SEINET5330932  Eriogonum nudum W. Harnach, N. Harnach 2000-7-4 932 Sierra Approx 1/2 mile north of Coburn Lake at the end of access road. 2188 Comment
  JEPS125741  Eriogonum nudum var. deductum William Harnach 2012-8-1 1290 Sierra At the crossing of Howard Creek on Forest Road 09, Tahoe National Forest. Comment
  CAS-BOT-BC261613  Eriogonum nudum var. nudum Lowell Ahart 1980-9-9 2601 Sierra Between the outlet of Webber Lake and Little Truckee River 2200 Comment
  CHSC57302  Eriogonum nudum var. nudum L. P. Janeway 1984-8-12 995 Sierra Ridge-top just south of Packer Saddle. 2148 Comment
  CHSC63710  Eriogonum nudum var. nudum Lowell Ahart 1994-10-17 7565 Sierra Along the edge of the dirt road, road goes from Gibsonville to Johnsville, about 1/4 mile west of Mount Etna. 1828 Comment
  CAS-BOT-BC261612  Eriogonum nudum var. nudum Lowell Ahart 1983-10-27 4490 Sierra Near a dirt road that is about 2 miles south-east of Jackson Meadows Res., about 1 mile south of Pass Creek, near Jackson Meadows Res. 2200 Comment
  SEINET11935008  Eriogonum nudum var. nudum L. P. Janeway 1989-1 3583 Sierra Sierra City NE quad, nr top of ridge 1/2 mi SE of Chapman Saddle;2 1/4 mi SE of Haskell Pk 2134 Comment
  JEPS87561  Eriogonum nudum var. pubiflorum Lowell Ahart 1994-10-17 7565 Sierra along edge of dirt road from Gibsonville to Johnsville (about 1/4 mi w of Mt. Etna) 1828 Comment
  SEINET5331098  Eriogonum ovalifolium var. ovalifolium P. A. Lehenbauer 1937-6-8 101 Sierra 25 mi. w. of Reno, nev., on Truckee River at Iceland, s. side of River by falls 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
  SEINET3813822 Image available Eriogonum spergulinum Lewis S. Rose 1934-7-4 34317 Sierra Gold Lake. 1951 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
  SEINET5331565  Eriogonum spergulinum var. reddingianum W. Harnach, N. Harnach 1991-7-4 605 Sierra South of Sattley, Martinetti Ranch. 1512 Comment
  SJSU11986  Eriogonum spergulinum var. reddingianum N. A. Hopkins 1973-6-22 557 Sierra 0.25 E of Packer L 1889 Comment
  SJSU4984  Eriogonum spergulinum var. reddingianum N. A. Hopkins 1968-6-30 152 Sierra Packer L 1889 Comment
  JEPS127474  Eriogonum strictum Steve Matson 2006-6-6 1624 Sierra nSNH; Dog Valley; NW of Verdi, NV; NE of Truckee. Comment
  SEINET8584744  Eriogonum strictum subsp. anserinum W. Harnach 2001-7-13 1024 Sierra Intersection of Calpine Road and County Road A-23, 1.5 miles east of Calpine. 1503 Comment
  SEINET527246  Eriogonum strictum var. anserinum Paul Opler 2003-6-29 Sierra 1 mi east of Calpine. 1524 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
  CAS-BOT-BC267927  Eriogonum umbellatum W. Harnach; N. Harnach 1989-7-1 218 Sierra Sierra Valley. Sattley Hill 1524 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
  CHSC110278  Eriogonum umbellatum var. modocense L. P. Janeway 2012-6-24 10908 Sierra Northern High Sierra Nevada. Top of band of serpentine along Sawmill Ridge 1.0 km southeast of Delahunty Lake and 2.7 km northwest of Mt Fillmore. 1901 Comment
  CHSC69186  Eriogonum umbellatum var. modocense Vernon Oswald; Lowell Ahart 1997-8-19 8826 Sierra Mountain House Rd. (County Rd. 300) 1.3 mi south of its junction with Henness Pass Rd. (County Rd. 293), 7.6 mi south of Goodyears Bar. 1402 Comment
  CAS-BOT-BC262089  Eriogonum umbellatum var. nevadense F. G. Krauss 1894-8-30 s.n. Sierra At Webber L. 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
  CHSC45492  Eriogonum umbellatum var. nevadense Lowell Ahart 1975-8-17 929 Sierra South of French Meadows, about 3 miles west and 1/2 mile south of Webber Lake. 2133 Comment
  CHSC67275  Eriogonum umbellatum var. nevadense James D. Jokerst 1990-7-27 3165 Sierra Balls Ranch Surveys for Jones and Stokes. Summit of Bald Mtn. Range at N end. 2621 Comment
  JEPS125781  Eriogonum umbellatum var. nevadense William Harnach 2015-5-31 1418 Sierra 0.3 miles NE of the intersection of Highway 49 and County Road A-23 at Sattley. Comment
  POM148084  Eriogonum umbellatum var. nevadense George Haley 1927-8-6 s.n. Sierra Weber Lake. Comment
  SEINET3412089 Image available Eriogonum umbellatum var. nevadense S. B. Doten, P. B. Kennedy 1901-7-12 154 Sierra Webber Lake Comment
  UCSB19293  Eriogonum umbellatum var. nevadense Breedlove, Dennis 1962-6-13 Sierra on bank of Little Truckee River; 11.3 miles south of Sierraville on State Highway 89; Sierra Nevada 1905 Comment
  JEPS125779  Eriogonum umbellatum var. polyanthum William Harnach 2015-7-2 1427 Sierra Goodyears Bar, intersection of Highway 49 and Mountain House Road. Comment
  JEPS94995  Eriogonum umbellatum var. polyanthum Vernon Oswald and Lowell Ahart 1997-8-19 8825 Sierra 7.6 mi s of Goodyears Bar (Mountain House Road (County Road 300) 1.3 mi s of its junction with Henness Pass Road (Sierra Co. 293)); Mountain House Road 1402 Comment
  UC1032276  Eriogonum umbellatum var. torreyanum N. French 1934-7-24 433 Sierra 1 1/3 mi s Webber Lake; Tahoe National Forest, Truckee Quadrangle Comment
  UC367077  Eriogonum umbellatum var. torreyanum Lemmon Aug 1874 Sierra near Webber Lake (on high peaks of the High Sierra); High Sierra Comment
  JEPS56204  Eriogonum ursinum Miss Eva Kennedy 1909-1-1 Sierra Goodyears Bar 914 Comment
  JEPS78100  Eriogonum ursinum G. W. Zamzow 1972-6-27 31 a Sierra beside Hwy 49 at road to Goodyears Bar (3 1/2 mi w of Downieville) 822 Comment
  CHSC94210  Eriogonum ursinum var. 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
  CAS-BOT-BC262333  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 co. rd. A-23 1502 Comment
  SJSU12008  Eriogonum vimineum N. A. Hopkins 1975-7-24 719 Sierra S of Alleghany on rd to Foote's Crossing of Middle Fork of Yuba R 1219 Comment
  SEINET3245784  Eriophyllum lanatum var. achilleoides G. K. Helmkamp, E. A. Helmkamp 2009-1 14845 Sierra Northern Sierra Nevada Foothills: along CA-49, 1.6 miles north of the Yuba County line (Camptonville 7.5') 902 Comment
  UC472191  Eriophyllum lanatum var. integrifolium J. G. Lemmon 1874-1 Sierra Comment
  NY335234  Eritrichium glomeratum var. humile J. G. Lemmon 1874-1 165 Sierra Comment
  CAS-BOT-BC54565  Erysimum capitatum Arthur Chan 1981-5-16 57 Sierra 4.1 miles west of 395 along Highway 431. 1524 Comment
  SEINET5342774  Erysimum capitatum P. A. Lehenbauer 1937-6-8 96 Sierra 25 miles west of Reno, Nev., on Truckee River at Iceland. S. side of river by falls. 1676 Comment
  CHSC94170  Erysimum capitatum var. capitatum Lowell Ahart 2006-6-21 12838 Sierra About 30 yards east of Lucky Dog Creek, about 100 yards west of the road, about 2 1/2 miles (by road) west of Forest. 1397 Comment
  CAS-BOT-BC54949  Erysimum perenne Lester Rowntree 1935-6-15 s.n. Sierra Above Downieville. Comment
  SJSU12071  Erythranthe bicolor N. A. Hopkins 1975-7-24 712 Sierra near Forest by rd to Alleghaney 1219 Comment
  SJSU13938  Erythranthe breviflora N. A. Hopkins 1987-5-30 1385 Sierra c. 1 mi SW of Calpine 1524 Comment
  SEINET14293971  Erythranthe guttata P. B. Kennedy, S. B. Doten 1901-7-8 106 Sierra Falls below Webber Lake. Comment
  CHSC43489  Erythranthe nasuta Lowell Ahart 1978-6-4 1758 Sierra Along the edge of the Foote Road, about 4 miles south of Alleghany. 1219 Comment
  SEINET14368502  Erythranthe primuloides W. Harnach, N. Harnach 1989-6-10 137 Sierra Sierra Valley, Strang Creek on Hwy 49. 1503 Comment
  SJSU12212  Erythranthe primuloides N. A. Hopkins 1981-6-28 1026 Sierra near Packer L 1950 Comment
  CAS-BOT-BC502828  Erythronium multiscapideum Wm. Vortriede 1928-4-15 s.n. Sierra Downieville Comment
  CHSC32068  Erythronium purpurascens L. Ahart 1977-4-20 1318 Sierra 5 mi ne of Alleghany. 1500 Comment
  RSA8025  Erythronium purpurascens H. A. Barker 1927-7-10 796 Sierra Deer Lake. 2195 Comment
  SEINET10528919  Erythronium purpurascens Lowell Ahart 1969-5-18 Ahart s.n. 1969 Sierra Vicinity of Sierra and Yuba County line. Montane Coniferous Forest; Proverty, ten miles S.E. of La Porte. 4000 feet. 1220 Comment
  SEINET5339930  Eschscholzia californica I. LaRivers 1960-6-22 s.n. Sierra Verdi Comment
  JEPS124524 Image available Eschscholzia californica B. Corwin 1964-7-6 140 Sierra 1/2 mile east from junction of rte. 89 and Sattley-Beckwoorth Road. Comment
  CAS-BOT-BC310399  Eucephalus breweri Carl B. Wolf 1937-8-6 9064 Sierra Northern Sierra Nevada, 1/2 mi. NE. of Gold Lake 1920 Comment
  CAS-BOT-BC310400  Eucephalus breweri Rimo Bacigalupi; L. Constance; E. Nasir 1953-9-9 4358 Sierra Sierra & Nevada County boundary. Along forest road between Webber Lake and Meadow Lake, Tahoe National Forest, very close to the county line 2133 Comment
  CHSC92055  Eucephalus breweri Lowell Ahart 2005-8-30 12354 Sierra On the south side of Pass Creek, about 1/4 mile south of French Meadow, about 2 1/2 miles west of Webber Lake. 2064 Comment
  JEPS16784  Eucephalus breweri Rimo Bacigalupi with L. Constance and E. Nasir 1953-9-9 4358 Sierra along road between Webber Lake and Meadow Lake Sierra-Nevada County Boundary, Tahoe National Forest 2133 Comment
  UC1557889  Eucephalus breweri J. Semple, S. Heard 1986-8-13 8404 Sierra w of, (CA-49, campground) Yuba Pass 1737 Comment
  SEINET11850492  Eupatorium occidentale J. G. Lemmon 1874-1 96 Sierra Sierra Co. &c Comment
  CHSC115254  Euphorbia crenulata Lowell Ahart 2015-5-9 20179 Sierra On the south side of the Canyon Creek Trail, about 300 yards southeast of the foot bridge across Boyce Ravine, trail on the north side of the North Fork of the Yuba River, about 3/4 mile west of Highway 49, about 1 3/4 miles west of Indian Valley. 716 Comment
  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
  CHSC57253  Eurybia integrifolia L. P. Janeway 1984-8-12 999 Sierra At second switchback (to the south) along road down from Packers Saddle. 1965 Comment
  SJSU12248  Eurybia integrifolia N. A. Hopkins 1982-8-1 1116 Sierra c. 1 mi SW of Calpine 1524 Comment
  RSA507798  Euthamia occidentalis J. C. Semple, S. Heard 1986-8-13 8412 Sierra CA-49 W of Downieville; at Fiddle Creek Campground Comment
  CAS-BOT-BC282645  Festuca occidentalis L. S. Smith 1926-5-18 1826 Sierra St. Charles Hill, Tahoe National Forest 1219 Comment
  UCD66165  Festuca occidentalis Collector Unknown Date Unknown Sierra Sierra Valley. Comment
  UCR249994  Festuca occidentalis George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20785 Sierra Northern Sierra Nevada Mountains Foothills, Along CA-49, 1.7 miles west of Goodyears Bar, c. 11 miles NE of Yuba Co. line 793 Comment
  SEINET8248461  Festuca viridula John B. Sunberg 1900-8-4 Sierra Webber Lake. 2134 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
  CHSC107901  Frangula purshiana subsp. ultramafica L. P. Janeway 2011-9-15 10734 Sierra Northern High Sierra Nevada. Plumas National Forest; just above Slate Creek; along the road to Johnsville (Road 900; Road 22N12X) 3.2 road km east of Quincy-La Porte road; 0.7 km northeast of Delahunty Lake; Whiskey Diggings. 1763 Comment
  CAS-BOT-BC59591  Frangula rubra subsp. rubra Nancy Kittle 1981-5-17 070 Sierra Along Rt. 49 between Ramshorn and Indian Valley Campground along the Yuba River 650 Comment
  CAS-BOT-BC59593  Frangula rubra subsp. rubra Carl B. Wolf 1937-8-6 9042 Sierra Northern Sierra Nevada, no. fork of Yuba River, 2 1/2 mi. above Downieville. 975 Comment
  CAS-BOT-BC59595  Frangula rubra subsp. rubra John Thomas Howell; R. C. Barneby 1954-5-13 29544 Sierra 4 miles below Downieville on North Fork Yuba River 807 Comment
  CAS-BOT-BC136051  Fritillaria affinis High School 1924-4-24 s.n. Sierra Downieville Comment
  CAS-BOT-BC504417  Fritillaria atropurpurea Eugene Carter 1975-6-26 1001 Sierra Grizzly Creek, North Fork Trinity River 1767 Comment
  CAS-BOT-BC506155  Fritillaria micrantha W. Harnach; N. Harnach 1989-4-30 048 Sierra Sierra Valley, Calpine Ranch 1498 Comment
  UCR54274  Fritillaria recurva B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-29 0968 Sierra Sierra Nevada Mtns., Plumas National Forest, c. l mi. south of Sierra County line on Hwy 89 1585 Comment
  CAS-BOT-BC508133  Fritillaria recurva L. S. Smith 1926-4-13 1768 Sierra Alleghany Range, Tahoe National Forest 853 Comment
  JEPS110368  Galium aparine Lowell Ahart 2006-6-21 12826 Sierra On the north side of the road, about 2 miles (by road) west of Forest 1329 Comment
  CHSC43369  Galium bifolium Lowell Ahart 1979-7-15 1966 Sierra On the north side of Mt. Fillmore. 1981 Comment
  CHSC73434  Galium bifolium B. Castro; L. Gehrung, H. Durio 1995-9-14 632 Sierra Ca 0.8 air mi SW of the top of Mt. Fillmore, and ca 0.2 mi SE of jeep trail10E11, which traveres the headwaters of Pearson Ravine. 1962 Comment
  UCD40312  Galium parisiense Rodney Gale Myatt 1971-7-3 819 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-BC192103  Garrya fremontii Mrs. S. Earle Kelley 1919-1-1 s.nn. Sierra Salmon Lake Comment
  SJSU10866  Garrya fremontii M. D. Fleschner 1965-6-29 Sierra Sand Pond c. 6 mi NW of Sierra City on State Rte 49 1706 Comment
  UC876014  Garrya fremontii Alice Eastwood 1918-4-5 6769 Sierra Downieville Comment
  UCD121125  Garrya fremontii Gerald Dickinson 1963-6-26 39 Sierra 1/4 mile west of Sand Pond. 1783 Comment
  UCR131630  Garrya fremontii Beecher Crampton 1954-5-11 1896 Sierra Tahoe National Forest, 2 miles [north]east of Sierra City on Hwy 49 1341 Comment
  JEPS124860 Image available Garrya fremontii Laurel Loeblich 1964-6-26 45 Sierra Collected at Lower Sardine Lake on north shore along dirt road. slight south facing slope. Comment
  JEPS124861 Image available Garrya fremontii M. L. Wheelis 1964-6-25 99 b Sierra East side of Sand Pond. Comment
  JEPS66598  Gaultheria ovatifolia C. B. Bradley July 1920 Sierra Scales Diggings near Poverty Flat ([Poverty Hill = nw corner of county]); Scales Diggings Comment
  CHSC46123  Gayophytum Lowell Ahart 1983-10-27 4492 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
  CAS-BOT-BC478515  Gayophytum W. Harnach; N. Harnach 1990-7-31 497 Sierra Sierra Valley 1508 Comment
  CAS-BOT-BC478889  Gayophytum Lowell Ahart 1983-10-27 4492 Sierra Near a dirt road that is about 2 miles south-east of Jackson Meadows Res., about 1 mile south of Pass Creek, near Jackson Meadows Res. 2200 Comment
  CHSC57292  Gayophytum diffusum subsp. parviflorum L. P. Janeway 1984-8-12 998 Sierra At second switchback (to the south) along road down from Packers Saddle. Meadow. 1965 Comment
  JEPS87375  Gayophytum diffusum subsp. parviflorum Lowell Ahart 1993-9-24 7256 Sierra n side Mount Fillmore (about 0.75 mi s of the dirt road from Gibsonville to Johnsville, w of poor dirt road that ends at a stream, slope on e side of stream) 2133 Comment
  SEINET4150919  Gayophytum diffusum var. strictipes H. Hamlin s.n. Sierra Sierra Valley Comment
  CDA34735  Gayophytum heterozygum L. Ahart 2010-9-15 17163 Sierra Open areas around trees, about 20 yards northwest of the cabin, about 50 yards southwest of the middle pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak. Comment
  CHSC105982  Gayophytum heterozygum Lowell Ahart 2010-9-15 17163 Sierra Open areas around trees, about 20 yards northwest of the cabin, about 50 yards southwest of the middle pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak. 2134 Comment
  CHSC47681  Gayophytum heterozygum Lowell Ahart 1989-8-16 6378 Sierra At Ahart Sheep Camp about 1 mile north-west of Milton Reservoir. 1706 Comment
  SEINET4153117  Gayophytum racemosum W. Harnach, N. Harnach 1989-6-27 181 Sierra Sierra Valley, Calpine Ranch (home) 1506 Comment
  SEINET8586382  Gentiana newberryi T. W. Richardson 2002-8-10 s.n. Sierra Perrazzo Meadows, ca 100 meters S of Nenness Pass Road (County Road 301). 2018 Comment
  CHSC80951  Gentiana newberryi var. tiogana Lowell Ahart 2001-8-10 9103 Sierra Meadow on the south side or the river, about 200 yards southwest of the dam, diversion dam across the Little Truckee River (water flows to Sierra Valley), about 150 yards south of Fiberboard Road (Forest Road 18), about 1/8 mile north of Henness Pass Road, about 5 miles (air) east of Webber Lake. 1920 Comment
  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
  CHSC66813  Gentianopsis simplex Vernon H. Oswald; Lowell Ahart 1996-8-19 8219 Sierra Northern High Sierra Nevada. Yuba-Pass-Weber Lake Rd. (Forest Rt. 12) 1.5 mi S of the road to Haypress Valley. Meadow below the road. 2194 Comment
  JEPS88184  Gentianopsis simplex Vernon H. Oswald and Lowell Ahart 1996-8-19 8219 Sierra Yuba Pass-Weber Lake Rd. (Forest Rt. 12) 1.5 mi. s. of rd. to Haypress Valley (meadow below the rd.); n. High Sierra Nevada 2194 Comment
  UCD102200  Gentianopsis simplex Daniel Sanchez-Mata; Tomas Santamaria 2008-8-6 s.n. Sierra Forest City. Banner Mine Road. Harris Meadows. 1860 Comment
  CAS-BOT-BC459371  Geum macrophyllum Catherine Best 1984-6-19 1027 Sierra Hwy 49 about 2 miles east of Sierra City, Sierra Nevada, California Comment
  UCD113298  Geum triflorum R. O. Hanes 1995-6-20 267 Sierra Tahoe Forest. 1792 Comment
  CHSC94115  Gilia capitata subsp. mediomontana Lowell Ahart 2006-6-21 12821 Sierra On the south side of the Foote Road, about 1.3 miles (by road) southwest of Alleghany. 1305 Comment
  HSC97005  Gilia capitata subsp. mediomontana L. Ahart 2006-6-21 12821 Sierra S side of the Foote Rd., 1.3 mi. SW of Alleghany 1306 Comment
  UCR249164  Gilia capitata subsp. mediomontana George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20797 Sierra Northern Sierra Nevada Mountains Foothills, Along CA-49, 1.9 miles NE of the Yuba County line, NE of Camptonville 796 Comment
  JEPS125693  Gilia capitata subsp. pedemontana William Harnach 2013-5-1 1326 Sierra 1.6 miles West of Goodyears Bar on Highway 49 and North of the Ramshorn campground. Comment
  HSC16961  Gilia capitata subsp. pedemontana R. Spellenberg 1964-6-14 389 Sierra 3 mi. W of Sierra City on Hwy. 49 Comment
  SEINET12278791  Gilia leptalea J. G. Lemmon 1874-1 185 Sierra Comment
  SEINET12344799  Gilia sinuata J. G. Lemmon 1874-1 s.n. Sierra Comment
  CHSC115312  Githopsis specularioides Lowell Ahart 2015-5-9 20163 Sierra On the south side of the Canyon Creek Trail, trail on the north side of the Canyon Creek Trail, trail on the north side of the North Fork of the Yuba River, about 100 yards west of Highway 49, about one mile west of Indian Valley. 692 Comment
  JEPS75451  Glyceria elata W. L. Jepson 1934-8-2 16787 Sierra 2 mi e Bassett (Pioneer road station); North Fork Yuba River 1706 Comment
  SEINET4584684  Glyceria grandis P. Kennedy, S. Doteir 1901-7-23 212 Sierra Lincoln Valley Comment
  SEINET8770735 Image available Gnaphalium palustre W. Harnach, N. Harnach 2000-6-17 921 Sierra Sierra Valley; approx. 1 mile north of Sattley, CA on A-23 1497 Comment
  CAS-BOT-BC302656  Gnaphalium palustre W. Harnach; N. Harnach 1990-8-5 502 Sierra Sierra Valley. Kuaffmans [Kauffmans ?] (old box mill) 1511 Comment
  CAS-BOT-BC302658  Gnaphalium palustre L. P. Janeway 1992-9-30 4315 Sierra Plumas National Forest, Beckwourth Ranger District. About 0.1 mi north of the ridge between Mills Peak and Haskell Peak, about half way between the two peaks 2209 Comment
  CAS-BOT-BC308503  Gutierrezia sarothrae Lemmon 1880-8-1 s.n. Sierra Sierra Valley Comment
  SEINET12328018  Gymnosteris parvula J. G. Lemmon 1874-1 s.n. Sierra Comment
  SBBG120356  Hackelia micrantha D. Wilken with E. Painter, M. Wetherwax 2007-6-17 16748 Sierra E end of Butcher Ranch Meadow, E of Butcher Ranch Crk, ca. 2 linear km W of Packer Lake 1985 Comment
  SJSU5208  Hackelia micrantha N. A. Hopkins 1968-6-30 142 Sierra 0.25 mi N of Packer L 1859 Comment
  CHSC57070  Hackelia nervosa L. P. Janeway; Garrett Gibson 1991-7-22 4086 Sierra Plumas National Forest. North-facing slope 1/2 mi due east of Mohawk Gap (along road 21N31B). 2225 Comment
  SEINET11849257  Haplopappus racemosus subsp. glomeratus J. G. Lemmon 1874-1 98 Sierra Sierra Co. &c Comment
  CAS-BOT-BC508220  Hastingsia alba Charlotte Pyle 1978-7-26 s. n. Sierra Darlingtonia site' Comment
  SJSU12270  Hazardia whitneyi N. A. Hopkins 1984-8-4 1228 Sierra c. 1.5 mi SW of Calpine 1524 Comment
  CHSC52385  Hazardia whitneyi var. whitneyi L. P. Janeway 1989-8-24 3633 Sierra Plumas National Forest. Along SE side of McNair Mdw; ca 1 mi W of Calpine L.O. 1630 Comment
  CHSC73408  Hazardia whitneyi var. whitneyi B. Castro; L. Gehrung, H. Durio 1995-9-14 616 Sierra Ca 0.7 air mi SW of the top of Mt. Fillmore, and ca 0.3 mi SE of jeep trail 10E11, which traverses the headwaters of Pearson Ravine. At W edge of midslope terrace of mtn, on vertical face of cliff. 1962 Comment
  UCD63699  Helenium bigelovii Daniel Sanchez-Mata; Tomas Santamaria 2006-7-8 s.n. Sierra Forest City. Granite Mountain. Tahoe National Forest. Banner Mine Road to Harris Meadows. 1820 Comment
  CAS-BOT-BC306728  Helenium bigelovii A. R. Kruckeberg 1954-7-31 3657 Sierra Near Sacramento Boys Camp, Packer Lake road, Lakes Basin Recreation Area. Sierra Buttes area Comment
  JEPS16620  Helianthella californica subsp. nevadensis Rimo Bacigalupi with Aldo Bacigalupi 1952-8-19 3948 Sierra along State Hwy 49 1/4 mi e Yuba Pass 1950 Comment
  UC65313  Helianthella californica subsp. nevadensis S. B. Doten 1901-7-12 164 Sierra Webber Lake Comment
  CAS-BOT-BC314809  Helianthella californica var. nevadensis Lewis S. Rose 1934-7-15 34366 Sierra Gold Lake 1950 Comment
  CAS-BOT-BC314812  Helianthella californica var. nevadensis Carl B. Wolf 1937-8-6 9063 Sierra 1/2 mi. NE of Gold Lake, Northern Sierra Nevada 1920 Comment
  CAS-BOT-BC314813  Helianthella californica var. nevadensis R. K. Gierisch; D. H. Esplin 1969-6-27 3503 Sierra Tahoe Forest 1981 Comment
  SD42573  Helianthella californica var. nevadensis Carl B. Wolf 1937-8-6 9063 Sierra Northern Sierra Nevada; 0.5 mile northeast of Gold Lake. 1920 Comment
  CAS-BOT-BC305367  Helianthus annuus W. Harnach; N. Harnach 1991-7-24 656 Sierra Sierra Valley. Lemon Canyon road, approx 1 1/2 miles east of Hwy 49 1524 Comment
  JEPS95006  Helianthus bolanderi Vernon Oswald and Lowell Ahart 1997-8-19 8837 Sierra 5.3 mi sw of Alleghany (Footes Crossing Road (County Rd 191) on n side of the Middle Fork of Yuba River); Footes Crossing Road, Middle Fork of Yuba River 1066 Comment
  SEINET11196886 Image available Helianthus bolanderi W. Harnach, N. Harnach 1991-7-24 656 Sierra Sierraville, Lemmon Canyon Rd. approx 1.5 miles east of Hwy 49 1524 Comment
  CAS-BOT-BC305562  Helianthus bolanderi Mrs. H. C. Cantelow 1951-7-23 13 Sierra Hwy. 89 between Calpine and Satley [Sattley] Comment
  CAS-BOT-BC305563  Helianthus bolanderi E. K. Balls; P. C. Everett 1952-10-9 18125 Sierra 6.7 mi. n.w. of Sierraville, Hwy 89, 1.9 mi. n. of jct. with Hwy 49 1280 Comment
  RSA125608  Helianthus bolanderi E. K. Balls 1957-6-11 22625 Sierra Hgt.. to 3'; grown in Botanic Garden from seed collection Oct. 9 1952, by E.K. Balls and P.C. Everett, 6.7 miles n. of Sierraville, Hwy. 89, 1.9 miles. n. of jct. hwys. 49 & 89; 1280 Comment
  UC1597344  Hemizonella minima J. G. Lemmon 1875-1 Sierra Comment
  RSA261545  Hesperochiron californicus Sue Adams 1967-5-21 30 Sierra 2 miles north of Sierraville. 1372 Comment
  SEINET7286302  Hesperochiron californicus K. E. Bradshaw 1942-5-21 419 Sierra 3 miles sw of Purdy, old Trosi Ranch 1676 Comment
  SJSU4161  Hesperochiron californicus C. W. Sharsmith & Wayne Savage 1967-5-20 7510 Sierra 1 mi N of Sattley, Sierra Valley 1493 Comment
  CHSC47432  Hesperolinon micranthum Lowell Ahart 1978-6-4 1753 Sierra About 1 mile south of Alleghany, west of the Foote Road, growing on dry red soil around shrubs. 1219 Comment
  SJSU7866  Hesperolinon micranthum C. L. Kline 1965-6-29 105 Sierra Goodyears Bar on N Yuba R c. 4.2 mi W of Downieville, c. 0.5 mi off State Hwy 49 975 Comment
  UCD110554  Hesperolinon micranthum P. B. Schultz 1967-6-30 24 Sierra State Highway 49 at Goodyears Bar turnoff. Comment
  CHSC100118  Heterotheca villosa var. minor L. P. Janeway 2008-9-8 9578 Sierra Northern High Sierra Nevada. Plumas National Forest; about half way down the southeast side of Port Wine Ridge to Canyon Creek; 3.1 air km southwest of Table Rock. 1603 Comment
  JEPS125828  Heuchera micrantha William Harnach 2013-5-1 1337 Sierra Goodyears Bar. 1.14 miles South of Highway 49 on Mountain House Road. Comment
  UCR206330  Heuchera micrantha George K. Helmkamp, E. A. Helmkamp 2009-5-28 14857 Sierra Northern Sierra Nevada Foothills, along CA-49, 1.8 miles north of the Yuba County line0 884 Comment
  HSC93428  Hieracium albiflorum Vernon H. Oswald, L. Ahart 1996-8-19 8217 Sierra Northern High Sierra Nevada, Yuba Pass-Weber Lake Rd. (Forest Rte. 12), 1.5 mi. S of the road to Haypress Valley 2195 Comment
  SEINET11262553  Hieracium albiflorum D. W. McNeal 1996-7-27 4183 Sierra Beside Mills Pk Rd, 0.1 mi e of the Gold Lake Hwy.; 0 Comment
  UCR80211  Hieracium albiflorum P. A. Munz 1948-8-11 12327 Sierra Carvin Creek on Hwy 49, NE of Sierra City 1738 Comment
  SEINET8584712 Image available Hieracium greenei W. Harnach 2015-7-1 1426 Sierra 3 miles off of Henness Pass Road on FS Road 98. Harris Meadows 1786 Comment
  UC337096  Hieracium greenei unknown 1878-9-1 Sierra Downieville Buttes Comment
  CHSC40567  Hieracium horridum J. D. Jokerst 1982-9-10 1674 Sierra Along the road to the lookout tower at the summit of Sierra Buttes, ca 1/8 mile below the summit (along road). 2590 Comment
  RSA0016774  Hippuris vulgaris Douglas Drews 1967-5-20 s.n. Sierra 1 mile E of Sattley. 1585 Comment
  SJSU14200  Holodiscus discolor N. A. Hopkins 1989-8-6 Sierra summit of Deadmans Peak 2285 Comment
  CHSC42796  Holodiscus microphyllus var. microphyllus L. P. Janeway 1984-8-3 957 Sierra On the Sierra Crest: top of the ridge west of Packer Lake and north of Packer Saddle. On east side of ridge. 2164 Comment
  SEINET4585592  Hordeum brachyantherum W. Harnach, N. Harnach 1994-6-29 791 Sierra Sierra Valley, Carmen Valley (Knutson Meadows) road near SFSU and USFS bird banding site (old sheep bedding area), NW of Calpine 1521 Comment
  SEINET6758740  Horkelia fusca var. brownii W. Harnach, N. Harnach 1989-5-21 106 Sierra E of Calpine, Calpine Ranch (home), Sierra Valley 1506 Comment
  CAS-BOT-BC514269  Horkelia fusca var. pseudocapitata Ethel Crum 1937-8-6 1942 Sierra Shore of Webber Lake 2042 Comment
  SEINET11920499  Horkelia tridentata F. H. Utech 1990-6-5 90 -871 Sierra Tahoe National Forest, Pliocene Ridge, ca 0.5 mi W of Pliocene Station on Ridge Rd 1400 Comment
  UC114315  Horkelia tridentata subsp. flavescens J. G. Lemmon 1875-1 90 Sierra Sierra Co. Comment
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Jun 12 2012
  SJSU12269  Hosackia crassifolia N. A. Hopkins 1982-6-9 1149 Sierra c. 1 mi SW of Calpine 1524 Comment
  CHSC41449  Hosackia incana Lowell Ahart 1986-6-23 5327 Sierra Near the dirt road 1 1/2 miles south-east of the Poverty Hill Mine, about 1 1/2 miles north of Scales, about 5 miles south of La Porte. 1524 Comment
  SBBG68152  Hosackia oblongifolia var. oblongifolia H. and M. Dearing -- Sierra Aspen Valley {ambiguous locality] Comment
  SJSU11972  Hosackia stipularis N. A. Hopkins 1975-7-24 717 Sierra near Alleghaney 1219 Comment
  JEPS3730  Hulsea heterochroma S. Galen Smith 1951-6-11 Sierra 6 mi n Sierra City ( on road to Monarch Mine, s slopes of buttes); Sierra Buttes 1981 Comment
  NY110747  Hutchinsia procumbens J. G. Lemmon 1874-1 Sierra Comment
  SEINET5499968  Hydrophyllum capitatum var. alpinum D. Kaplan s.n. Sierra Sierra valley 1500 Comment
  SEINET5504181  Hydrophyllum capitatum var. alpinum G. Hafen 1954-5-13 23 Sierra Found in Dog Valley, North of Verdi, NV 1372 Comment
  SJSU12215  Hydrophyllum capitatum var. alpinum N. A. Hopkins 1982-5-14 1048 Sierra 1 mi S of Calpine 1524 Comment
  UC614682  Hydrophyllum occidentale L. Constance 1938-6-9 2305 Sierra 2.4 mi nw Sattley (e side of Yuba Pass); Yuba Pass 1524 Comment
  RSA0110959  Hydrophyllum occidentale J. W. Morrison 1924-05 s.n. Sierra Loyalton. Sierra Valley, Sierra Nevada. 1524 Comment
  RSA420907  Hydrophyllum occidentale Robert Gustafson 1985-6-11 3147 Sierra Forest Service Road 12, ca. 5 miles south of junction with Highway 49, Yuba Pass summit area. 1524 Comment
  UCD110338  Hypericum anagalloides N. Hopkins 1976-9-17 890 Sierra Mudflats, Packer Lk. Inlet. 1828 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
  UCD110392  Hypericum perforatum subsp. perforatum P. B. Schultz 1967-6-30 27 Sierra 3 miles west of Downieville. 853 Comment
  SJSU4142  Idahoa scapigera C. W. Sharsmith & W. Savage 1967-5-21 7533 Sierra 2.5 mi NE of Sierraville, Sierra Valley 1524 Comment
  SEINET12278830  Ipomopsis aggregata Unknown 1877-1 s.n. Sierra Summit Comment
  CHSC57436  Ipomopsis congesta subsp. montana L. P. Janeway 1984-9-1 1109 Sierra Sierra crest, just above and east of Oakland Lake and Snake Lake. 2270 Comment
  SEINET5343502  Isatis tinctoria W. Harnach, N. Harnach 2000-5-22 899 Sierra Sierra Valley, approx 2 miles NE of Sierraville on Hwy 49, going to Loyalton 1524 Comment
  UC1875013  Isoetes Ruth Kirkpatrick 2005-7-20 1363 Sierra In lower Sardine Lake, just u from Sand Pond. 1767 Comment
  JEPS88091  Isoetes bolanderi Vernon H. Oswald and Lowell Ahart 1996-8-19 8228 Sierra ca 1.5 mi ne Webber Lake (Lake of the woods); High Sierra Nevada 2255 Comment
  RSA125688  Isoetes bolanderi Arthur R. Kruckeberg 1954-8-1 3671 Sierra Bottom of Sand Lake, just E of Sierra Buttes. Tahoe National Forest. 1982 Comment
  UCD150449  Isoetes bolanderi William Anderson 1964-10-10 s.n. Sierra Upper Salmon Lake. Comment
  CHSC32078  Isoetes howellii L. Ahart 1976-9-28 1210 Sierra Ca. 1 1/4 mi nw of Mt. Etna, ca. 10 mi e of La Porte. 1828 Comment
  CHSC59069  Isoetes howellii Vernon H. Oswald; L. Ahart, L. Gehrung, L. Hanson, T. Martin 1992-8-20 5171 Sierra Duck Soup Pond, 1.6 mi (air) SSE of Pilot Pk., ca. 9 mi (air) Ne of La Porte. 2036 Comment
  JEPS124423  Isoetes nuttallii Lowell Ahart 2015-5-9 20153 Sierra About 300 yards west of Highway 49, about one mile west of Indian Valley. Comment
  UC1561683  Isoetes nuttallii Barbara Ertter with Tahoe Chapter CNPS 1987-6-27 7221 Sierra ca. 12 airmiles n. Truckee (head of Little Truckee R., ca. 1.5 mi. e. of Hwy. 89 on Tahoe Nat'l Forest Rd. S450, Kyburz Flat, upper end of flat n. of rd.); Tahoe Nat'l Forest, Little Truckee R., Kyburz Flat 1920 Comment
  UCD84226  Iva axillaris subsp. robustior 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-BC137409  Ivesia aperta James R. Shevock 1985-7-6 11314 Sierra Sierra Valley. Along Californica highway 49 just south of Rice Hill, 4.3 miles northeast of highway junctions 49 & 89 at Sierraville 1650 Comment
  CAS-BOT-BC137412  Ivesia aperta W. Harnach; N. Harnach 1989-7-30 234 Sierra Sierra Valley. Approx 1.1 miles west of Loyalton on north side of Hwy. 49 1508 Comment
  RSA789653  Ivesia aperta James R. Shevock 1985-7-6 11314 Sierra Sierra Valley. Along California Hwy 49 just south of Rice Hill, 4.3 mi NE of hwy junctions 49 and 89 at Sierraville. 1650 Comment
  SJSU11965  Ivesia aperta N. A. Hopkins 1980-6-18 975 Sierra between Lombarei Point & Rice Point c. 5 mi W of Loyalton, SE part of Sierra Valley 1493 Comment
  CDA17271  Ivesia aperta var. aperta G. F. Hrusa, S. Gaimari, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16298 Sierra Sierra Nevada; Sierra Valley: Antelope Valley, 1.4 mi. S of Sierraville-Loyalton Rd., E of Sierraville on Antelope Valley Rd. 1645 Comment
  CHSC67697  Ivesia aperta var. aperta James D. Jokerst 1989-7-14 3138 Sierra Meadow ca. 0.5 mi SW of Balls Ranch. 1920 Comment
  CHSC91808  Ivesia aperta var. aperta G. F. Hrusa; S. Gamairi, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16298 Sierra Northern Sierra Nevada. Antelope Valley, 1.4 mi. S of Sierraville-Loyalton Rd., E of Sierraville on Antelope Valley Rd. 1645 Comment
  POM34332  Ivesia aperta var. aperta F. H. Hillman 1898-8-29 s.n. Sierra Sierra Valley Comment
  SD131812  Ivesia aperta var. aperta Ric Villasenor 1986-6-21 Sierra Loyalton, on flats and slopes W of Smithneck Creek, next to Jeffrey Pine forest Comment
  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
  RSA297776  Ivesia aperta var. canina Barbara Ertter, J. Strachan, A. Tiehm, M. Williams 1979-6-13 2767 Sierra Dog Valley, Mitchell Canyon Road, Toiyabe Nat'l Forest W of Reno. Comment
  UC1137531  Ivesia aperta var. canina G. T. Nordstrom 1936-7-22 944 Sierra 1 mi se Sawmill; Sierraville Quad. 1767 Comment
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Jun 21 2013
  CAS-BOT-BC139770  Ivesia gordonii A. R. Kruckeberg 1954-8-2 3691 Sierra N.E. of Sierra [Butes] Buttes lookout, 3/4 miles from tower; Tahoe N.F. 2438 Comment
  CAS-BOT-BC142351  Ivesia sericoleuca Lewis S. Rose 1955-7-20 55163 Sierra 2 mi. s. of Calpine 1508 Comment
  CAS-BOT-BC142357  Ivesia sericoleuca T. C. Fuller 1962-6-14 9015 Sierra N. side of Hwy 49 to Sierra ville, 1.8 mi. w. of Loyalton Comment
  CHSC50979  Ivesia sericoleuca S. C. Morey; D. H. Ikeda 1990-7-7 1051 Sierra In Sierra Valley, approximately 0.7 mi w of Sierraville off of 49/89, n on Wilson Rd. on east side of road. 1502 Comment
  RSA788085  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
  SEINET5334879  Ivesia webberi C. York 1962-1 Sierra Comment
  CAS-BOT-BC110010  Juncus Alice Eastwood 1918-6-29 7893 Sierra Loyalton. Comment
  UCD84202  Juncus bufonius 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
  JEPS98307  Juncus bufonius var. bufonius Lowell Ahart 2000-10-8 8704 Sierra 8 air miles NE of La Porte (100 yds W of Pacific Crest Trail and Bunker Hill Ridge, 1 1/2 mi SE of Pilot Peak) 1920 Comment
  UC1609025  Juncus bufonius var. occidentalis Lowell Ahart 1993-9-10 7182 Sierra about 1 mi sw of dirt road from Gibsonville to Johnsville (on w side and near the end of a poor dirt road that leads to a camp and stream, on n side of Mount Fillmore); Mount Fillmore 2133 Comment
  CHSC105544  Juncus chlorocephalus Lowell Ahart 2010-9-15 17190 -B Sierra Along the west sisde of a poor road, about 15 yards north of the first pond, about 20 yards northwest of the cabin, about 50 yards southwest of the middle pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak. 2134 Comment
  CHSC61893  Juncus drummondii Lowell Ahart 1993-9-10 7200 Sierra A 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
  CHSC49614  Juncus ensifolius Vernon Oswald 1984-6-25 1314 Sierra La Porte-Quincy Rd., about 7 mi n-e of La Porte. On the edge of a meadow. 1737 Comment
  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
  SJSU13866  Juncus ensifolius N. A. Hopkins 1984-9-4 1245 Sierra Coburn Lake near Berry Cr 6 mi S of Yuba Pass Comment
  CHSC47553  Juncus hemiendytus Lowell Ahart 1981-6-23 2877 Sierra Along the edge of Johnsville Road, near Mount Etna, about 11 miles northeast of La Porte. 1828 Comment
  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
  HSC78832  Juncus hemiendytus var. hemiendytus Barbara Ertter, Jeffrey L. Strachan, A. Tiehm, Margaret Williams 1979-6-13 2765 Sierra Dog Valley on Mitchell Canyon Rd., Toiyabe National Forest, W of Reno Comment
  CHSC60619  Juncus mertensianus L. P. Janeway 1984-7-29 949 Sierra About 3 1/2 mi southeast from Gold Lake, near Road 28 (21N11). Ridgetop/saddle. 2225 Comment
  CHSC73495  Juncus mertensianus B. Castro; L. Gehrung, H. Durio 1995-9-14 644 Sierra Mt. Fillmore Mdws: Mdw A. Ca 0.6 air mi SW of the top of Mt. Fillmore, and ca 0.5 mi SE of jeep trail 10E11, which traverses the headwaters of Pearson Ravine. Series of 4 meadows on NW-facing midslope terrace of mtn, feeding Pearson Ravine via springs and cascades, and surrounded by dry to moist Red fir forest. In westernmost 100-ft diam. meadow, near tiny stream. 2087 Comment
  SEINET6175581  Juncus mertensianus W. Harnach, N. Harnach 2000-7-4 937 Sierra Sierra Valley, about 1/2 mile north of Coburn Lake at the end of access road 2190 Comment
  CHSC60621  Juncus mexicanus L. P. Janeway 1984-8-18 1010 Sierra Meadow at second switchback down the road from Packers Saddle toward Packer Lake. Along drainage channel. 1965 Comment
  CHSC41200  Juncus nevadensis J. D. Jokerst 1984-7-23 2111 Sierra In meadow. Several miles east of Sierra City, ca. 200 feet north of Haypress Cr. 1767 Comment
  CHSC47013  Juncus nevadensis L. P. Janeway 1989-8-18 3609 Sierra Plumas National Forest. Near top of ridge 1/2 mi SE of Chapman Saddle; ca 2 1/4 mi SE of Haskell Pk. In dirt road. 2057 Comment
  JEPS66967  Juncus nevadensis W. L. Jepson 1918-8-18 8043 Sierra Sierra Valley 1524 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
  SEINET9370932  Juncus nevadensis Unknown 2009-6-8 Sierra Sierra Valley, Roen Ranch, along Westside Rd, ca. 2 km N of the intersection of Westside and Calpine Roads, ca. 1 km E of Westside Rd. Grassland with Artemisia tridentata. Comment
  JEPS119978  Juncus nevadensis var. nevadensis Lowell Ahart 2012-9-18 18453 Sierra Bottom of Poverty Hill Hydraulic Mine, about 2 miles (air) southwest of Poverty Hill, about 4 1/2 miles (air) south of La Porte. Comment
  RSA0035332  Juncus nevadensis var. nevadensis Lowell Ahart 2012-9-18 18453 Sierra Bottom of Poverty Hill Hydraulic Mine, about 2 miles (air) southwest of Poverty Hill, about 4 1/2 miles (air) south of La Porte. 1388 Comment
  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
  SBBG128046  Juncus occidentalis L. Ahart 2010-9-15 17192 Sierra ca. 15 yards N of the first pond, ca. 20 yards NW of the cabin, ca. 50 yards SW of the middle pond, at the spring ca. 2.75 mi (air) N of Yuba Pass on Hwy 49, ca. 4 mi (air) E of Haskell Peak 2134 Comment
  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
  JEPS117669  Juncus orthophyllus Lowell Ahart 2010-9-15 17181 Sierra Along the west side of a poor road, about 15 yards north of the first pond, about 20 yards northwest of the cabin, about 50 yards southwest of the middle pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) ea 2134 Comment
  UCD141653  Juncus orthophyllus P. B. Kennedy 1929-7-20 s.n. Sierra Salmon Lakes. Comment
  SEINET3880615  Juncus orthophyllus Kenneth R. Genz 1978-7-25 8477 Sierra Dog Valley.; 0 1829 Comment
  CHSC62516  Juncus oxymeris B. Castro 1987-5-8 81 Sierra Ca 6 air mi NE of Strawberry Valley, ca. 0.25 mi SE of Poverty Hill, at the old Poverty Hill placer mine. At bottom of drainage at SE corner of old mine. 1353 Comment
  JEPS125794  Juncus parryi William Harnach 2000-7-4 940 Sierra Approximately 0.5 miles North of Coburn Lake at the end of access road. Comment
  UC1600456  Juncus parryi unknown Aug 1874 Sierra Webber Lake Comment
  CHSC105547  Juncus tenuis Lowell Ahart 2010-9-15 17192 -A Sierra Along the west sisde of a poor road, about 15 yards north of the first pond, about 20 yards northwest of the cabin, about 50 yards southwest of the middle pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak. 2134 Comment
  SEINET3881131  Juncus tiehmii Barbara Ertter, Jeffrey L. Strachan; Arnold Tiehm; Margaret Williams 1979-6-13 2766 Sierra Dog Valley, Mitchell Canyon Road W of Reno, Toiyabe Nat'l Forest.; 0 Comment
  RSA304316  Juncus tiehmii Barbara Ertter, Jeffrey L. Strachan, A. Tiehm, Margaret J. Williams 1979-6-13 2766 Sierra Dog Valley on Mitchell Canyon Road, Toiyabe National Forest, W of Reno. Comment
  SEINET6174520  Juncus tiehmii B. Ertter, Jeffrey L. Strachan; Arnold Tiehm; Margaret Williams 1979-6-13 2766 Sierra Dog Valley, Mitchell Canyon Road W of Reno, Toiyabe Nat'l Forest. Comment
  HSC1279  Juniperus occidentalis R. G. Means 1962-6-19 5 Sierra Hwy. 89 1.5 mi. N of bridge over Little Truckee River River 1677 Comment
  UC333740  Juniperus occidentalis unknown Sierra Sierra Valley Comment
  CAS-BOT-BC236783  Keckiella breviflora Vincent Jones 1920-5-25 s.n. Sierra Cedar Glen Comment
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Mar 18 2018
  SJSU12061  Keckiella breviflora var. breviflora N. A. Hopkins 1975-7-24 691 Sierra Rosassco Ravine 1 mi W of Downieville 914 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
  CHSC107896  Keckiella lemmonii L. P. Janeway 2011-9-15 10728 Sierra Northern High Sierra Nevada. Plumas National Forest; south slope of Mt. Etna; along the road to Johnsville (Road 900; Road 22N12X) 8.9 road km east of Quincy-La Porte road. Steep open south-facing rocky area below large rock outcrops, where the road crosses. 1923 Comment
  JEPS7914  Keckiella lemmonii Rimo Bacigalupi with Richard Hauke 1954-7-16 4732 Sierra grade below Church Meadows (on road from Gold Lake s to Calif Hwy 49, opposite Sierra Buttes); Plumas National Forest 1920 Comment
  SDSU10667  Keckiella lemmonii D. F. Howe 1964-7-28 3877 Sierra 1 mile east of Sierra City on north fork of Yuba River, Tahoe National Forest. 1372 Comment
  UCR77233  Keckiella lemmonii Peter S. Lathrop 1992-6-30 57 Sierra Sand Pond parking lot, Sierra National Forest 1754 Comment
  SEINET10829363 Image available Keckiella lemmonii John G. Lemmon Lemmon s.n. Sierra Downieville Buttes and northward. Comment
  SEINET12628791  Kelloggia galioides P. B. Kennedy, S. B. Doten 1901-7-10 139 Sierra Canyon below Webber Lake. Comment
  SJSU13889  Kelloggia galioides N. A. Hopkins 1986-7-1 1351 Sierra c. 1 mi SW of Calpine 1524 Comment
  SEINET12286683  Kelloggia galioides J. G. Lemmon 1874-1 92 Sierra Sierra Co. &c Comment
  CAS-BOT-BC340360  Kyhosia bolanderi Catherine Best 1983-8-29 888 Sierra Growing along Hwy 49 just west of the Yuba Summit 2042 Comment
  CHSC59507  Kyhosia bolanderi Lowell Ahart 1992-8-6 6916 Sierra Near seeps and bogs, north of Black Jack Ravine, about 1 mile south of Granite Mountain, about 1/2 mile west of Harris Meadow. 1676 Comment
  UCSB27062  Kyhosia bolanderi 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
  UC336504  Kyhosia bolanderi unknown Sep 1874 Sierra Downieville buttes Comment
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May 23 2013
  UCD135682  Kyhosia bolanderi Bruce G. Baldwin 1985-8-25 506 Sierra immediately north of Yuba Pass, California State Highway 49. 2057 Comment
  SEINET7949754  Lamium amplexicaule W. Harnach, N. Harnach 1989-5-5 53 Sierra Sierra Valley, alongside of drainage ditch from Loyalton, Loyalton High School. 1524 Comment
  CDA11843  Lathyrus brownii G. F. Hrusa, E. Sandoval 1993-5-3 11157 Sierra Sierra Valley; E side of Golden Dome E side of Antelope Valley, 3 miles S of Loyalton Rd. (Hwy 49). Comment
  CAS-BOT-BC321062  Layia glandulosa Elmer I. Applegate 1935-6-5 9332 Sierra Lyons road, N boundary of Lava Beds National Monument Comment
  CAS-BOT-BC321063  Layia glandulosa H. M. Hall; E. B. Babcock 1903-6-16 4089 Sierra Shasta Valley (Mount Shasta region) 914 Comment
  SEINET11811307  Layia glandulosa J. G. Lemmon 1874-1 s.n. Sierra Sierra Co. & c Comment
  UC569983  Ledum glandulosum A. Lewis 1934-6-20 493 Sierra 1/2 mi nw of Grass Flat 1524 Comment
  RSA252454  Ledum glandulosum var. californicum R. F. Thorne, C. W. Tilforth, K. Thorne 1969-9-6 39207 Sierra Goose Lake, SE of Gold Lake. 1951 Comment
  SEINET10940293  Ledum glandulosum var. californicum Lowell Ahart 1991-7-22 Ahart 6671 Sierra On the east side of the dirt road, near a small hydrolic mine, near Burlington, about 1 mile north- east of Harris Meadow, about 1 1/4 mile northeast of Granite Mountain. Red Fir Forest. T19N R11E NW/S11. 1829 Comment
  JEPS125723  Lemna gibba William Harnach 2015-10-13 1464 Sierra 4.0 miles South of Highway 49 on Antelope Valley Road. Comment
  UC1101281  Lemna gibba Malcolm A. Nobs, S. Galen Smith 1949-8-20 1494 Sierra about 0.5 mi w of Loyalton (on road to Sierraville, Sierra Valley); Sierra Valley 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
  JEPS125703  Lemna minuta William Harnach 2015-10-6 1456 Sierra 2.2 miles East of Highway 49 on Lemmon Canyon Road, East of Sierraville Comment
  JEPS125704  Lemna minuta William Harnach 2015-10-6 1458 Sierra Intersection of Highway 49 and Lemmon Canyon Road, Sierraville. Comment
  SEINET8655822  Lemna minuta W. Harnach 2015-10-13 1462 Sierra Approx 4.0 miles west of Loyalton, south of the intersection of Fillippini Rd. & Hwy 49. 1501 Comment
  UC1101278  Lemna turionifera Malcolm A. Nobs, S. Galen Smith 1949-8-21 1522 Sierra ierra Valley, Island School Sierra Valley; , Island School Comment
  CDA9218  Lepidium densiflorum D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-2 6 .313 Sierra Haypress Creek. Wild Plum Campground along Route 49. 0 Comment
  SJSU6453  Lepidium perfoliatum N. A. Hopkins 1971-6-14 383 Sierra 1 mi E of Sierraville, Sierra Valley 1524 Comment
  JEPS125768  Lepidium virginicum subsp. menziesii William Harnach 2014-6-8 1389 Sierra Townsite of Calpine, behind 208 Coates Ave. 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
  UC67097  Leptodactylon pungens S. B. Doten and P. B. Kennedy 1901-7-8 104 Sierra Webber Falls Comment
  UCD148918  Leptosiphon ciliatus Albert Grigarick 2013-6-5 345 Sierra North of Truckee. 4.1 miles east of Highway 89N along Sierra County Rd 450 (Kyburz Flat, Sardine Valley). On south side of road, approximately 100 yards into forest. Comment
  SEINET14162215  Leptosiphon ciliatus F. H. Hillman 1893-7-1 s. n. Sierra Dog Valley Comment
  CHSC73758  Lesquerella occidentalis subsp. occidentalis B. Castro; M. A. Griggs 1997-7-10 768 Sierra Bunker Hill Ridge, on highest ridge crest SE of Duck Soup Pond, along Pacific Crest Trail. 2136 Comment
  CHSC52936  Leucothoe davisiae L. P. Janeway 1989-8-10 3572 Sierra Plumas National Forest; Beckwourth Ranger District, Sulphur. NE'ern slopes between Haskell Pk and Hwy 89/Sulphur Cr. 2194 Comment
  HSC65740  Leucothoe davisiae R. F. Thorne 1974-7-30 45032 Sierra Tahoe National Forest, Goose Haven and Snag Lakes areas. 2058 Comment
  JEPS48540  Leucothoe davisiae L. S. Smith 1927-8-12 2175 Sierra w Gold Lake (Gold Valley Range); , w of Gold Lake Comment
  JEPS66648  Leucothoe davisiae C. B. Bradley July 1920 Sierra Scales Diggins near Poverty Flat; Scales Diggins Comment
  POM203460  Leucothoe davisiae L. S. Rose 1934-7-12 34352 Sierra Gold Lake 1951 Comment
  SBBG50851  Leucothoe davisiae J. M. Tucker 1974-9-14 4339 Sierra Rock Crk, 0.75 mi NE of Scales 1371 Comment
  UC105932  Leucothoe davisiae J. G. Lemmon 1874-1 22 Sierra near Webber and Gold Lakes ((also in Butterfly and American Valleys)) Comment
  UC338705  Leucothoe davisiae unknown Sierra near Webber Lake Comment
  UCD117519  Leucothoe davisiae Gerald Dickinson 1964-7-9 s.n. Sierra ca. 50 yards downstream from Upper Sardine Lake. Comment
  CAS-BOT-BC233818  Lewisia cantelovii Virginia Storz 1961-7-1 s.n. Sierra Highway 49 Bridge over N Fork Yuba River, south side of river, Sierra Nevada Comment
  CAS-BOT-BC123021  Lewisia kelloggii subsp. hutchisonii Paul C. Hutchinson; R. C. Bacigalupi 1982-7-1 8105 Sierra Saddleback mountain; forestry road ca 9 mi N of Downieville, west of summit at junction with a side road to the NW 1828 Comment
  JEPS86281  Lewisia kelloggii subsp. kelloggii Robert Patterson 1990-6-27 1958 Sierra North Sierra Buttes Trail, ca. 1 mi S of Packer Saddle trailhead 2500 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
  JEPS43354  Lewisia nevadensis W. I. Follett 1937-6-18 Sierra Mohawk Creek Little Valley Comment
  UC1136692  Lewisia nevadensis H. S. Yates 1935-6-29 5293 Sierra Church Meadows Plumas National Forest, Downieville quadrangle Comment
  CAS-BOT-BC444107  Lewisia nevadensis D. E. Breedlove 1962-6-13 3482 Sierra Along State Hwy. 89, 9.3 miles north of Sierraville 1524 Comment
  CAS-BOT-BC444499  Lewisia triphylla Catherine Best 1981-6-18 s.n. Sierra Near Packers Lake Comment
  RSA464476  Lewisia triphylla Robert Gustafson 1985-6-14 3174 Sierra Hwy. 49, ca. 1/2 mile below Yuba Pass summit toward Sierra Valley. 2043 Comment
  CDA32460  Leymus cinereus T. C. Fuller 1963-7-17 10932 Sierra North side of Dog Valley Rd., 1.0 miles northwest of Verdi, Nevada, just west of stateline in Sierra County. 0 Comment
  SEINET10531264  Libocedrus decurrens Sonne SONNE 520 Sierra Dog Valley 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
  SEINET10852048  Ligusticum californicum Andrew Townesmith, Karen M. Meyer 2007-7-18 Townesmith 834 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
  UC106419  Ligusticum grayi J. G. Lemmon 1874-1 19 Sierra Webber Lake Comment
  UC875073  Ligusticum grayi Lewis S. Rose 1934-7-15 34369 Sierra Gold Lake 1950 Comment
  UCD21009  Ligusticum grayi E. Bortiri 2002-7-3 WFC 57 Sierra West shore of Webber Lake, next to campground, Sierra Co. Comment
  UCSB27060  Lilium kelleyanum 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-BC509352  Lilium kelleyanum George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  HSC15587  Lilium pardalinum subsp. pardalinum R. G. Means 1962-6-22 19 Sierra 5.5 mi. E of Downieville, Hwy. 49 951 Comment
  CAS-BOT-BC246062  Limosella aquatica Herbert L. Mason 1952-7-19 14452 a Sierra 1.5 miles east of Calpine at junction of Calpine with Sierraville-Beckwourth Road, Sierra Valley 1524 Comment
  UC1562335  Limosella aquatica Vernon Oswald and Lowell Ahart 1990-7-25 4387 Sierra ca 1 mi w of Balls Ranch ca 0.25 mi s Staverville Rd 1935 Comment
  UC965646  Limosella aquatica Herbert L. Mason 1952-7-17 14387 Sierra at junction of Calpine with Sierraville-Beckwourth road 1.5 mi e Calpine (Sierra Valley); Sierra Nevada, Sierra Valley 1524 Comment
  JEPS16855  Limosella aquatica John G. Lemmon August, 1878 Sierra Sierra Valley Comment
  UCR63651  Linanthus ciliatus B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-29 0962 Sierra Sierra Nevada Mtns., Plumas National Forest, c. l mi. south of Sierra County line on Hwy 89 1585 Comment
  SEINET12279056  Linanthus ciliatus E. H. Graham 1931-1 6707 Sierra Donneis Lake, Nevada Mountains Comment
  JEPS58439  Linanthus harknessii J. G. Lemmon Aug 1878 Sierra Webber Lake Comment
  UC1561783  Linanthus harknessii Barbara Ertter with Tahoe Chapter CNPS 1987-6-27 7218 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, upper end of flat n of road, Kyburz Flat); Little Truckee River, Kyburz Flat 1920 Comment
  RSA170305  Linaria dalmatica T. C. Fuller 1963-8-28 11174 Sierra N.E. limits of Loyalton. Comment
  JEPS113945  Linaria dalmatica subsp. dalmatica W. and N. Harnach 2000-6-14 907 Sierra Sierra Valley approx. 1 mile south of the intersection od Smithneck Road and Hwy 49 in Loyalton CA. Comment
  CHSC11387  Linnaea borealis var. longiflora Lowell Ahart 1970-7-5 Sierra At Poverty 1066 Comment
  JEPS108828  Linum lewisii var. lewisii Lowell Ahart 2006-6-28 12869 Sierra About 3/4 mile (air) east of Lake Delahunty, about 2 miles (air) northeast of Gibsonville 1784 Comment
  SEINET12185779  Linum micranthum J. G. Lemmon 1874-1 32 Sierra Comment
  UC117077  Listera convallarioides J. G. Lemmon 1875-1 256 Sierra Comment
  CAS-BOT-BC435559  Lithophragma glabrum Javier Penalosa 1962-6-20 2524 Sierra Little Truckee R. at Hwy 89 1905 Comment
  CAS-BOT-BC435561  Lithophragma glabrum Betty J. Jorgensen 1944-6-22 479 Sierra Along Little Truckee River, on road between Independence and Webber Lakes Comment
  SEINET6032228  Lithophragma glabrum W. Harnach, N. Harnach 1989-4-11 018 Sierra Sierra Valley, 0.5 miles E of Calpine, Calpine Ranch (home) 1506 Comment
  POM161342  Lithophragma glabrum R. C. Bacigalupi 1927-7-3 1595 Sierra About 2 miles S of Yuba Pass Rd. 2 miles W of the Pass. 1951 Comment
  RSA789795  Lithophragma heterophyllum George K. Helmkamp, E. A. Helmkamp 2011-6-9 17552 Sierra Northern Sierra Nevada Mountains Foothills: 7.1 miles north of Camptonville along CA-49, about 2.5 miles north of the Yuba Co. line. 808 Comment
  JEPS29726  Lithospermum ruderale Rimo Bacigalupi and L. R. Heckard 1962-5-27 8482 Sierra 1.4 mi s Sierraville (at very foot of grade); Highway 89 1584 Comment
  UC1123029  Lomatium macrocarpum E. Sawyer 1935-6-28 255 Sierra 1 1/2 mi. s.-s.e. Battley; Sierraville Quad. Comment
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Feb 10 2012
  SEINET7880162 Image available Lomatium macrocarpum E. Sawyer 1935-1 255 Sierra 1 1/2 miles SSE of Sattley Sec. 15 T. 21N. R. 14E 1494 Comment
  RSA790206  Lomatium nevadense J. R. Shevock, Barbara Ertter 1988-5-16 11817 Sierra Toiyabe National Forest. West side of Dog Valley, about 5 miles NW of Verdi off of Interstate 80. 1829 Comment
  SJSU12103  Lomatium nevadense N. A. Hopkins 1983-5-23 1127 Sierra 1 mi S of Calpine 1524 Comment
  CAS-BOT-BC205792  Lomatium nudicaule James R. Shevock 1985-5-19 11148 Sierra Northern Sierra Nevada. Sierra Valley. Along California highway 49 at Rice Hill, 4.7 miles northeast of highway junctions 49 & 89 at Sierraville 1650 Comment
  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
  RSA793121  Lomatium nudicaule J. R. Shevock 1985-5-19 11148 Sierra Sierra Valley. Along California highway 49 at Rice Hill, 4.7 miles northeast of highway junctions 49 & 89 at Sierraville. 1650 Comment
  SEINET8803464  Lomatium nudicaule W. Harnach, N. Harnach 1989-5-18 101 Sierra Sierra Valley, 0.5 miles E of Calpine, Calpine Ranch (home) 1506 Comment
  SEINET215145  Lomatium nudicaule Lee Smith, WB McHenry 1970-6-10 Sierra At roadside ca 3 miles northwest of Sierraville State Highway 89 Comment
  SEINET8584727  Lomatium triternatum var. triternatum W. Harnach 2013-6-8 1366 Sierra Approximately 0.25 miles south of power substation on old Long Valley Road, west of Hwy 395, near Bordertown, NV. 1583 Comment
  SJSU14263  Lonicera conjugialis N. A. Hopkins 1989-8-29 1578 Sierra below Coburn L, Berry Cr drainage c. 5 mi S of Yuba Pass 2286 Comment
  CAS-BOT-BC243915  Lonicera involucrata var. involucrata W. R. Dudley 1894-8-29 s.n. Sierra Near Webber Lake, Sierra Valley Comment
  CAS-BOT-BC243916  Lonicera involucrata var. involucrata H. Albert Barker 1926-7-21 147 Sierra Gold Lake, ponds near Little Gold Lake 1953 Comment
  CAS-BOT-BC243918  Lonicera involucrata var. involucrata Lowell Ahart 1971-8-6 s.n. Sierra 2 miles west of Webber Lake 2286 Comment
  UCR257831  Lotus purshianus var. purshianus George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-7-23 19512 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-BC60242  Lunaria annua Leah D. McKee 1981-5-17 051 Sierra Edge of Sierra City heading west on Highway 49. 1249 Comment
  SBBG120354  Lupinus albicaulis D. Wilken with E. Painter, M. Wetherwax 2007-6-17 16751 Sierra E end of Butcher Ranch Meadow, E of Butcher Ranch Crk, ca. 2 linear km W of Packer Lake 1985 Comment
  SEINET12154346  Lupinus albicaulis J. G. Lemmon 1874-1 37 Sierra Comment
  SEINET530754  Lupinus albicaulis Paul Opler 2004-6-26 Sierra Packer Lake turnoff jct., Tahoe National Forest. Comment
  SJSU10721  Lupinus albicaulis P. L. Billings 1965-7-6 69 Sierra by Calpine-Beckwourth Rd c. 0.25 mi from intersecrion with Hwy 89, Sierra Valley 1524 Comment
  SEINET10837734  Lupinus andersonii var. andersonii Duane Isely, I. Isely 1971-7-13 Isely 11408 Sierra At sulphur cree, 0.25 mile below state 89, 9 miles n intersection state 89 and 49,. Roadside bank, open sun; flowers greenish-white in bud, almost pure white At full antesis; standard rapidly withering and turning tan-white while other Petals hold color 1524 Comment
  JEPS87601  Lupinus apertus Lowell Ahart 1994-7-7 7448 Sierra about 1 1/2 mi (air) s Pilot Peak (on the se side of the dirt rd from Gibsonville to Sloat); Pacific Crest Trail, Bunker Hill Ridge 1981 Comment
  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
  UC585205  Lupinus arbustus E. B. Babcock, G. L. Stebbins Jr. 1936-6-3 1619 Sierra on the highway 1 1/2 mi s Sierraville; s of Sierraville 1615 Comment
  SEINET5767543 Image available Lupinus arbustus subsp. silvicola Lewis S. Rose 1934-1 s.n. Sierra Gold Lake 1951 Comment
  POM202874  Lupinus arbustus subsp. silvicola L. S. Rose 1934-7-3 34311 Sierra Meadow, Gold Lake. 1951 Comment
  CAS-BOT-BC196350  Lupinus argenteus var. argenteus D. H. Wilken; E. L. Painter; M. Wetherwax 2007-6-17 16749 Sierra East end of Butcher Ranch Meadow, E of Butcher Ranch Crk, ca. 2 linear km W of Packer Lake, Sierra Buttes 1985 Comment
  CHSC67219  Lupinus argenteus var. heteranthus James D. Jokerst 1990-7-27 3201 Sierra Balls Ranch Surveys for Jones and Stokes. Forest E of crest of Bald Mtn. Range, ca. 300 m below the crest. 2484 Comment
  SEINET5328106  Lupinus bicolor W. Harnach, N. Harnach 2000-5-22 895 Sierra Sierra Valley. 1.5 miles north of intersection of A-23 and Calpine Rd. T21 R14E S9NE of SE1/4. 1498 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
  UCR131635  Lupinus breweri Beecher Crampton 1954-5-10 1858 Sierra Tahoe National Forest, 2.5 miles above (west of) Sattley, along Hwy 49 to Yuba Pass 1677 Comment
  SEINET10837835  Lupinus breweri Duane Isely 1965-5-29 Isely 9657 a Sierra In steep gravel near state #49, alt. Ca 5500, ca 7.5 mi. W of sierraville, Sierra co., California. This species on e side of yuba pass, blooming adjacent to snow in higher areas, Forming flat mats. 1676 Comment
  UCD38317  Lupinus breweri Beecher Crampton 1954-5-10 1858 Sierra 2.5 miles west of Sattley. Along Hwy. 49. 1676 Comment
  CAS-BOT-BC196690  Lupinus breweri var. breweri Joseph Gerber 1953-7-4 3 Sierra Lake Independence 2133 Comment
  RSA7876  Lupinus breweri var. breweri H. A. Barker 1927-6-26 737 Sierra Gold Lake 1966 Comment
  SEINET6654527  Lupinus breweri var. breweri James L. Reveal 1971-6-23 2474 Sierra Along California Highway 49; 4.7 miles east of Yuba Pass Summit, about 1 mile west of Sattley.; 0 Comment
  HSC93197  Lupinus breweri var. grandiflorus Vernon H. Oswald, L. Ahart 1996-8-19 8218 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
  SBBG3627  Lupinus grayi H. and M. Dearing 1939-5-9 3305 Sierra Downieville 609 Comment
  SBBG69389  Lupinus grayi J. G. Lemmon 1894-1 Sierra Downieville Comment
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Aug 8 2010
  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
  UCD108244  Lupinus lepidus var. confertus A. H. Frederick 1925-6-29 s.n. Sierra about Downieville. Comment
  SJSU14276  Lupinus lepidus var. lobbii N. A. Hopkins 1989-7-1 1548 Sierra by rd between Yuba Pass & Webber L, 6-7 mi S of Yuba Pass 2316 Comment
  UCSB16000  Lupinus lepidus var. sellulus 1962-6-13 Sierra Along State Highway 89, 10.0 miles south of Sierraville 1950 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
  CHSC115253  Lupinus nanus var. vallicola Lowell Ahart 2015-5-9 20182 Sierra On the south side of the Canyon Creek Trail, trail on the north side of the North Fork of the Yuba River, about 300 yards west of Highway 49, about one mile west Indian Valley. 692 Comment
  SEINET10819700 Image available Lupinus onustus John G. Lemmon Lemmon s.n. Sierra Indian Valley to Shasta Comment
  RSA59466  Lupinus polyphyllus subsp. superbus E. K. Balls 1950-9-16 15884 Sierra Just north of Sattley, Hwy 89. 1524 Comment
  SEINET8060101  Lupinus polyphyllus var. burkei W. Harnach, N. Harnach 1989-6-10 136 Sierra Sierra Valley, 1.5 miles W of Sierraville on Hwy 49. 1503 Comment
  UCSB27190  Lupinus polyphyllus var. burkei Wilken, Dieter 1969-7-24 Sierra Salmon Creek, 2 miles north of california State Highway 49, along road to graeagle, Sierra Buttes Sierra Nevada 1981 Comment
  SD147557  Lupinus polyphyllus var. burkei Gordon H. True 1966-7-21 3098 Sierra Sierra Valley, ca., 1.0 mile north of Sattley. 1493 Comment
  SDSU5005  Lupinus polyphyllus var. burkei D. F. Howe 1959-8-2 2780 Sierra Boggy place near creek 1 mile west of Yuba Pass. 1829 Comment
  SJSU12186  Lupinus polyphyllus var. burkei N. A. Hopkins 1984-8-17 1238 Sierra by outlet of Coburn L c. 3.75 mi SSE of summit of Yuba Pass 2286 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
  UCSB63789  Luzula comosa Janeway, L. 1998-7-24 Sierra R12E, SE'A of NW'A 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); Narrow low ridge; between two meadows 2033 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
  RSA368904  Luzula comosa var. laxa Robert Gustafson 1985-6-12 3156 Sierra Lincoln Creek campground off highway 49, Yuba Pass Summit area. 1982 Comment
  UC1609499  Luzula divaricata Lowell Ahart 1993-9-10 7190 Sierra ca. 1 mi. s.w.of dirt rd. from Gibsonville to Johnsville (along small stream, at end of poor dirt rd. where there is a camp & water ditch, n. side of Mt. Fillmore); Mt. Fillmore 2133 Comment
  RSA0118751  Luzula macrantha Lowell Ahart 2015-5-9 20176 Sierra On the south side of the Canyon Creek Trail, about 300 yards southeast of the foot bridge across Boyce Ravine, trail on the north side of the North Fork of the Yuba River, about 3/4 mile west of Highway 49, about 1 3/4 miles west of Indian Valley. 716 Comment
  CHSC47584  Luzula subcongesta Lowell Ahart 1977-7-15 1469 Sierra Along the stream that drains the north side of Mount Fillmore, about 12 miles northeast of La Porte. 1828 Comment
  CHSC52965  Luzula subcongesta L. P. Janeway 1989-8-11 3583 Sierra Plumas National Forest. Northeast flank of Haskell Pk and ca 3/4 mi NW of Chapman Saddle. Along edge of dirt road. 2103 Comment
  CHSC61896  Luzula subcongesta Lowell Ahart 1993-9-10 7189 Sierra Along the edges of a small stream, at the end of a poor dirt road where there is a camp and water ditch, on the north side of Mount Fillmore, about 1 mile southwest of the dirt road from Gibsonville to Johnsville. 2133 Comment
  CHSC66830  Luzula subcongesta Vernon H. Oswald; Lowell Ahart 1996-8-19 8196 Sierra Northern High Sierra Nevada. Yuba Pass-Weber Lake Rd. (Forest Rt. 12) just S of the road to Lincoln Valley. Along the edge of a drainage. 2255 Comment
  UC1609500  Luzula subcongesta Lowell Ahart 1993-9-10 7189 Sierra ca. 1 mi. s.w. of the dirt rd. from Gibsonville to Johnsville (at end of poor dirt rd. where there is a camp & water ditch, along small stream, n. side of Mt. Fillmore); Mt. Fillmore 2133 Comment
  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
  CAS-BOT-BC342597  Madia W. Harnach; N. Harnach 1989-6-21 158 Sierra Sierra Valley. Calpine Ranch (home) 1505 Comment
  CAS-BOT-BC343991  Madia elegans Alice Eastwood 1918-6-29 7856 Sierra Loyalton Comment
  SEINET13709300  Madia elegans subsp. elegans Lowell William Ahart, Lowell William Ahart 2001-1 9098 Sierra Diversion Dam across Little Truckee River Near Fiberboard Road (Fsr 18) 1/8 Mi. N of Henness Pass, 5 Air Mi. E of Webber Lake (T19N, R15E, sec 15, SW 1/4) 6300 Ft. 1920 Comment
  CHSC94119  Madia exigua Lowell Ahart 2006-6-21 12803 Sierra On the west side of the Foote Road, about 3.7 miles (by road) southwest of Alleghany. 1093 Comment
  JEPS108727  Madia exigua Lowell Ahart 2006-6-21 12803 Sierra On the west side of the Foote Road, about 3.7 miles (by road) southwest of Alleghany 1093 Comment
  CHSC108469  Madia glomerata Lowell Ahart 2011-9-23 17711 Sierra On a gravel bar on the south side of Pass Creek, south of Hennas Pass Road, west of French Meadow, east of Forest Road 70, about 3 miles (air) northwest of Webber Lake. 2015 Comment
  CAS-BOT-BC342876  Madia glomerata Lowell Ahart 1983-10-27 4476 Sierra Near a dirt road that is about 2 miles south-east of Jackson Meadows Res., about 1 mile south of Pass Creek, near Jackson Meadows Res. 2200 Comment
  CAS-BOT-BC342884  Madia glomerata L. S. Smith 1927-6-27 2086 Sierra Tahoe National Forest. North of Prosser Cr. Truckee D. Comment
  POM203497  Madia glomerata L. S. Rose 1934-7-20 34391 Sierra Gold Lake 1951 Comment
  CAS-BOT-BC343417  Madia gracilis Lowell Ahart 1981-7-24 2992 Sierra Sutter Buttes Area. Pacific Mine, 5 miles east of La Porte 1700 Comment
  SEINET11810614  Madia sativa subsp. dissitiflora J. G. Lemmon 1874-1 s.n. Sierra Sierra Co. &c Comment
  RSA479472  Mahonia nervosa G. H. True, Charlotte Pyle 1977-9-29 8461 Sierra On branch of Humbug Creek on Joubert Mt. House Road, ca. 6.5 miles east of Highway 49 at Joubert Diggings ca. 8.5 miles north of Camptonville. 1280 Comment
  SJSU6449  Maianthemum racemosum N. A. Hopkins 1970-6-10 317 Sierra Packer Lake 1889 Comment
  CAS-BOT-BC512755  Maianthemum racemosum subsp. amplexicaule H. Albert Barker 1926-7-3 29 Sierra Packer Lake 1981 Comment
  CAS-BOT-BC512756  Maianthemum racemosum subsp. amplexicaule Jean L. Pawek 1956-5-22 58 Sierra Highway 49, east of Sierra City 1219 Comment
  CAS-BOT-BC512891  Maianthemum stellatum Javier Penalosa 1962-6-20 2536 Sierra Little Truckee River at Hwy. 89 1905 Comment
  SEINET12049305  Maianthemum stellatum Blake, Blake 1890-1 s.n. Sierra Webber Lake Comment
  UCSB13457  Maianthemum stellatum Breedlove, Dennis 1962-6-13 Sierra State highway 89,11.3 miles south of Sierraville, Sierra Nevada 1905 Comment
  CHSC94158  Malacothrix clevelandii Lowell Ahart 2006-6-21 12816 Sierra On the south side of the Foote Road, about 2.7 miles (by road) southwest of Alleghany. 1103 Comment
  JEPS110287  Malacothrix floccifera 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
  CAS-BOT-BC347357  Malacothrix floccifera L. S. Smith 1935-6-20 2758 Sierra Tahoe National Forest. Sierra Valley along road to Loyalton 1554 Comment
  UCD84267  Marsilea oligospora 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
  UCD134457  Matricaria discoidea Gerald Dickinson 1963-6-19 52 Sierra Sierraville, State Highway 89. 1524 Comment
  JEPS124643 Image available Matricaria matricarioides Peter Schultz 1967-7-8 59 Sierra 3 miles north of Sattley on Sattley - Beckworth Road. Comment
  CAS-BOT-BC271805  Melica bulbosa S. B. Doten 1901-7-5 99 Sierra Webber Lake Comment
  POM181584  Melica bulbosa J. G. Lemmon 1889-05 s.n. Sierra Sierra Valley. Comment
  CHSC94197  Melica geyeri Lowell Ahart 2006-6-21 12814 Sierra On the south side of the Foote Road, about 2.7 miles (by road) southwest of Alleghany. 1103 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-BC281385  Melica harfordii Lowell Ahart 1981-7-24 2991 Sierra Near the Flume Camp, ca 4 miles E of La Porte 1600 Comment
  CHSC37213  Mentzelia dispersa L. Ahart 1982-7-28 3713 Sierra On bottom of water ditch, ca. 1/8 mi n of Pacific Mine, ca. 5 mi e of LaPorte. 1700 Comment
  RSA8042  Menyanthes trifoliata H. A. Barker 1927-7-23 827 Sierra Gold Lake. 1951 Comment
  UC333588  Mertensia ciliata J. G. Lemmon June 1879 Sierra Webber Peak Comment
  SEINET11305284  Mertensia ciliata var. stomatechoides P. B. Kennedy, S. B. Doten 1901-7-5 92 Sierra Webber Lake. Comment
  POM308695  Mertensia ciliata var. stomatechoides Betty J. Jorgensen 1944-6-22 476 Sierra Along Little Truckee River, on road between Independence and Webber Lakes. Comment
  CAS-BOT-BC428727  Micranthes californica Gordon H. True 1963-5-2 1200 Sierra Camptonville-Downieville Highway at No. Yuba Bridge 684 Comment
  SEINET6033606  Micranthes integrifolia W. Harnach, N. Harnach 1989-4-30 049 Sierra Sierra Valley, 1.0 air miles NE of Calpine, Calpine Ranch. 1498 Comment
  CAS-BOT-BC429032  Micranthes nidifica Rimo Bacigalupi 1927-7-4 1617 Sierra Along banks of north fork of north fork of the Yuba River 2 miles west of Yuba Pass 1920 Comment
  CAS-BOT-BC429033  Micranthes nidifica R. K. Gierisch; D. H. Esplin 1969-6-25 3498 Sierra Tahoe National Forest. Anderson Mdw. Comment
  CHSC66530  Micranthes odontoloma Lowell Ahart 1996-7-25 7690 Sierra Along a small stream, south of the Old Henness Pass Road, just west of French Meadow, about 2 miles west of Webber Lake. 1950 Comment
  CAS-BOT-BC429252  Micranthes oregana W. Harnach; N. Harnach 1989-5-13 094 Sierra Sierra Valley. Martinetti Ranch. 1517 Comment
  CAS-BOT-BC429253  Micranthes oregana Rimo Bacigalupi 1927-7-2 1618 Sierra Along north fork of Yuba River halfway between Downieville and Sierra City Comment
  RSA286287  Microseris nutans R. F. Thorne 1974-7-30 45046 Sierra Tahoe National Forest: Goose, Haven and Snag Lakes area. 2058 Comment
  CAS-BOT-BC349260  Microseris nutans D. E. Breedlove 1962-6-13 3491 Sierra Along State Hwy. 89, 9.3 miles north of Sierraville 1524 Comment
  SJSU4997  Microseris nutans N. A. Hopkins 1968-6-29 126 Sierra Packer L 1950 Comment
  CHSC64329  Microsteris gracilis H. H. Schmidt; M. Merello, L. Woodruff 1993-6-13 846 Sierra Tahoe national forest on state highway 89. 1.7 miles N of Sierraville. [Original lat./long. on label is '39 35 N; 120 23 W']. 1650 Comment
  UCD84088  Microsteris gracilis Ayzik Solomeshch 2009-6-9 s.n. Sierra Sierra County. Sierra Valley. Harvey Ranch. Along Westside Road, ca. 1 km N of intersection of Westside Road and Calpine Road, ca. 200 m W of Westside Road. 1498 Comment
  SJSU14007  Microsteris gracilis N. A. Hopkins 1988-6-3 1419 Sierra by rd from Beckwourth to Sattley, Sierra Valley 1493 Comment
  SJSU14257  Microsteris gracilis N. A. Hopkins 1989-6-15 1537 Sierra c. 1.5 mi SW of Calpine 1524 Comment
  UCD122212  Mimulus aurantiacus N. Hopkins 1975-6-16 667 Sierra by trail above Pauley Cr. between 2nd and 3rd Divides. Comment
  UCD122314  Mimulus aurantiacus var. grandiflorus P. B. Kennedy 1927-5-30 s.n. Sierra N. fork of Yuba. Comment
  UC1561995  Mimulus breweri Barbara Ertter with Tahoe Chapter CNPS 1987-6-27 7222 Sierra ca. 12 air mi n Truckee (upper end of flat n of road, head of river, ca. 1.5 mi e of Hwy 89 on Tahoe National Forest Rd. S450); Kyburz Flat, Little Truckee River 1920 Comment
  SDSU10771  Mimulus floribundus D. F. Howe 1964-7-28 3883 Sierra 5.5 miles S of Gold Lake Lodge, Tahoe National Forest. 1829 Comment
  UC335155  Mimulus glaucescens Lemmon 1889-6-8 Sierra Sierra Valley Comment
Read comments
Dec 13 2015
  SEINET12329958  Mimulus guttatus F. H. Utech 1986-1 86 -067 Sierra Tahoe National Forest, ca 1 mi E on CA 49 from Downieville, along North Yuba River 1350 Comment
  RSA409260  Mimulus kelloggii Robert Gustafson 1984-5-15 2942 Sierra Near Convict Flat turnoff on Hwy. 49. 854 Comment
  UCSB27412  Mimulus kelloggii Kunze, G. 1971-6-6 Sierra California 49; 3 miles north of North San Juan 1371 Comment
  JEPS9030  Mimulus moniliformis Rimo Bacigalupi with Aldo Bacigalupi 1952-8-19 3949 Sierra 1 1/2 mi w Yuba Pass (along California Highway No. 49) 1981 Comment
  RSA0035755  Mimulus moschatus George K. Helmkamp, Elizabeth A. Helmkamp 2013-6-5 20765 Sierra Along CA-49, 1.2 miles north of the Yuba County line 901 Comment
  JEPS87439  Mitella breweri Lowell Ahart 1993-9-10 7192 Sierra about 1 mi sw dirt road from Gibsonville to Johnsonville (at end of a poor dirt rd where there is a camp and water ditch, n side of Mt. Fillmore); Mount Fillmore 2133 Comment
  UC1609477  Mitella breweri Lowell Ahart 1993-9-10 7192 Sierra about 1 mi sw dirt road from Gibsonville to Johnsonville (at end of a poor dirt rd where there is a camp and water ditch, n side of mt.); Mount Fillmore 2133 Comment
  RSA468278  Mitella breweri Robert Gustafson 1985-6-12 3154 Sierra Lincoln Creek campground off highway 49, Yuba Pass Summit area. 1982 Comment
  CAS-BOT-BC221807  Monardella odoratissima Alice Eastwood 1918-6-29 7816 Sierra Loyalton Comment
  CHSC764  Monardella odoratissima V. Holt 1942-7-10 Sierra Gold Lake. 1950 Comment
  SD123506  Monardella odoratissima subsp. glauca Robert F. Thorne 1974-7-30 45041 Sierra Tahoe National Forest: Goose, Haven, and Snag Lake areas. 2057 Comment
  CAS-BOT-BC222129  Monardella odoratissima subsp. pallida John Thomas Howell; Gordon H. True 1970-7-14 5562 Sierra Verdi Peak Road ca. 3 miles from intersection with Dog Valley-Stampede Dam Road Comment
  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
  CHSC83013  Monardella odoratissima subsp. pallida James D. Jokerst 1986-6-19 2649 Sierra Turner property, S end of Sierra Valley, E and adjacent to Hwy. 49 ca. 1 mi NW of junction with Hwy. 89. Knoll 5442 and surrounding forest. 1658 Comment
  RSA739839  Monardella odoratissima subsp. pallida John Dittes, Josephine Guardino, L. Ahart 2003-7-31 2003 -78 Sierra Northern High Sierra Nevada, 6.2 air miles SW of Sierra City, 6.4 air miles SE of Downieville, 5.4 air miles NW of Bowman Lake. 1866 Comment
  UC66112  Monardella odoratissima subsp. pallida S. B. Doten 1901-7-12 165 Sierra Webber Lake Comment
  CAS-BOT-BC222130  Monardella odoratissima subsp. pallida Gordon H. True; J. T. Howell 1967-8-19 4023 Sierra Sagehen - Independence Lake Road ca. 4.5 miles north west of Sagehen Creek 2133 Comment
  CAS-BOT-BC222155  Monardella odoratissima subsp. pallida W. Harnach; N. Harnach 1989-7-1 214 Sierra Sierra Valley. Sattley Hill 1524 Comment
  CAS-BOT-BC222156  Monardella odoratissima subsp. pallida Mrs. H. C. Cantelow 1951-7-23 10 Sierra Hwy. 89, 5 miles north of Hobart Mills Comment
  CDA40769  Monardella odoratissima subsp. pallida Jim Jokerst 1989-7-14 3141 B Sierra 1.25 miles southwest of Balls Ranch on rocky knob west of dirt road. Comment
  HSC89396  Monardella odoratissima subsp. pallida L. P. Janeway 1989-7-28 3534 Sierra Slopes between Haskell Peak and Hwy. 89/Sulfur Creek 2180 Comment
  HSC95637  Monardella odoratissima subsp. pallida James D. Jokerst 1989-7-14 3141 Sierra 1.25 mi. SW of Balls Ranch on knob W of dirt rd. 2043 Comment
  SEINET10733139  Monolepis spathulata John G. Lemmon 1874-1 Lemmon s.n. Sierra Sierra Co., etc. Comment
  CAS-BOT-BC444748  Montia chamissoi Catherine Best 1982-7-10 714 Sierra Near the Little Truckee River about 15 mi. northwest of Truckee. Comment
  CAS-BOT-BC444751  Montia chamissoi Betty J. Jorgensen 1944-6-22 473 Sierra Little Truckee River, 10 miles north of Hobart Mills Comment
  CHSC1373  Montia chamissoi V. Holt 1942-7-20 Sierra Gold Lake. 1950 Comment
  CAS-BOT-BC444757  Montia chamissoi Lowell Ahart 1981-6-23 2872 Sierra On the north side of the road and near the base of Mt. Edna. 2000 Comment
  UC66444  Montia fontana P. B. Kennedy and S. B. Doten 1901-7-5 90 Sierra Webber Lake Comment
  CAS-BOT-BC445059  Montia linearis W. Harnach; N. Harnach 1990-6-6 346 Sierra Sierra Valley. Martinetti Ranch 1517 Comment
  UCD101759  Montia linearis F. A. MacFadden 1934-6-29 s.n. Sierra Truckee River, 13 miles from Truckee on Reno Road via Hobart Mills. Comment
  CAS-BOT-BC262612  Muhlenbergia andina John Thomas Howell 1951-8-21 28265 Sierra Yuba Pass 2042 Comment
  CAS-BOT-BC267035  Muhlenbergia filiformis Margaret Williams 1972-8-27 s.n. Sierra Near Worn Mill on Boca - Stampede Dam Road, 6.2 miles N of Boca 1737 Comment
  HSC47818  Muhlenbergia filiformis Michael A. Watkins 1978-9-20 128 Sierra Foothills of the Sierra Nevada Mtns., 10 mi. NW of Johnsville on property of the Cowell Mine Comment
  CAS-BOT-BC275168  Muhlenbergia richardsonis Catherine Best 1981-6-17 s.n. Sierra Highway 89, 12 miles N of Truckee Comment
  UC1101590  Muhlenbergia richardsonis Malcolm A. Nobs and S. Galen Smith 1949-8-21 1524 Sierra seepage area Sierra Valley, Island School Comment
  UC1101360  Myosurus apetalus Herbert L. Mason 1953-6-16 14551 Sierra 1 mi s Beckwourth Buttes Comment
  SJSU14213  Myosurus apetalus N. A. Hopkins 1989-5-27 1498 Sierra by Loyalton-Beckwourth Rd near junction with Marble Hot Springs Rd, Sierra Valley 1524 Comment
  UC119704  Narthecium californicum J. G. Lemmon 1874-1 Sierra Comment
  SEINET11294437  Nasturtium officinale W. Harnach, N. Harnach 1989-5-13 082 Sierra Sierra Valley, 0.5 miles S of Sattley, Martinetti Ranch (Elvers). 1518 Comment
  CAS-BOT-BC60325  Nasturtium officinale W. Harnach; N. Harnach 1989-5-13 082 Sierra Sierra Valley. Martinette Ranch (Elvers). 1517 Comment
  UC1586481  Navarretia capillaris Lowell Ahart 1991-7-22 6676 Sierra about 1/4 mi s Henness Pass Road (along a small stream in French Meadow, about 3 mi nw of Webber Lake); French Meadow 2133 Comment
  UC54544  Navarretia capillaris H. M. Hall and E. B. Babcock July, 1903 4498 Sierra Gold Lake , Gold Lake (Sierra Nevada Mountains) 1950 Comment
  RSA562592  Navarretia capillaris Alva Day, Orbelia Robinson 1982-7-15 82 -84 Sierra Tahoe National Forest, Camp Leonard, San Francisco State University Sierra Field Station. East of Camp, meadow by water tank, beside small streamlet. Comment
  SEINET7974323 Image available Navarretia divaricata H. Hamlin s.n. Sierra Sierra Valley 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
  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
  UC965528  Navarretia intertexta subsp. propinqua Herbert L. Mason 1952-7-19 14444 Sierra 1.5 mi e Calpine (at junction of Calpine with Sierraville-Beckwourth road); Sierra Nevada, Sierra Valley 1524 Comment
  RSA642566  Navarretia intertexta subsp. propinqua Stan C. Spencer 1994-7-14 4714 -41 Sierra From Calpine E ca. 1 mi. (0.1 mi. W of junction of Calpine and Beckwourth roads Comment
  UCD106124  Navarretia intertexta subsp. propinqua N. Hopkins 1983-7-9 1152 Sierra ca. 1 mile SW of Calpine. Comment
  OBI11483  Navarretia leptalea Carl B. Wolf 1937-8-6 9058 Sierra N Sierra Nevada, Church Meadows, SE of Gold Lake 2042 Comment
  POM65201  Navarretia leptalea H. M. Hall, E. B. Babcock 1903-07 4470 Sierra Sierra Valley. 1524 Comment
  RSA87772  Navarretia leptalea Arthur R. Kruckeberg 1951-9-2 2896 Sierra 4 miles south of Plumas Co. line, Highway 89, just north of summit between Calpine Lookout turnoff and Graeagle, in abandoned logging road. Comment
  UCD106176  Navarretia leptalea N. Hopkins 1975-7-24 718 Sierra near Alleghaney. Comment
  UC1093651  Navarretia leptalea subsp. leptalea Herbert L. Mason 1957-6-21 14711 Sierra 3 mi n Satley; Sierra Valley, n of Satley Comment
  UC1123770  Navarretia leptalea subsp. leptalea H. S. Yates 1935-6-29 5278 Sierra 1 mi n Gold Lake; Plumas National Forest, Downieville quadrangle Comment
  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
  SD241921  Navarretia leucocephala subsp. minima Ayzik Solomeshch 2009-6-7 Sierra Sierra County: Sierra Valley, Bradley Ranch, along Calpine Road, ca. 100 m N from the road. 1495 Comment
  UCD84185  Navarretia leucocephala subsp. minima Ayzik Solomeshch 2009-6-8 s. n. Sierra Sierra Valley, Roen Ranch, along Westside Rd, ca. 2 km N of the intersection of Westside and Calpine Roads, ca. 1 km east of Westside Rd. 1493 Comment
  CAS-BOT-BC230403  Navarretia leucocephala subsp. minima W. R. Dudley 1894-9-1 s.n. Sierra Lake of Woods (or Webber Lake Meadow) Comment
  SJSU15107  Navarretia leucocephala subsp. minima N. A. Hopkins 1992-7-21 1716 Sierra Knudson Meadow N of Carman Cr Comment
  SEINET14152035  Navarretia linearifolia subsp. linearifolia P. B. Kennedy 1903-6-27 793 Sierra Dog Valley, near Verdi Comment
  SEINET197696  Navarretia minima Herbert L. Mason 1952-7-19 14442 Sierra 1.5 miles of Calpine at junction of Calpine with Sierraville-Beckworth road. 1524 Comment
  SEINET5906103 Image available Navarretia minima L. S. Rose 1968-1 68082 Sierra Sattley. Comment
  CHSC115185  Nemophila heterophylla Lowell Ahart 2015-5-9 20166 Sierra On the north side of the Canyon Creek Trail, about 300 yards southeast of the foot bridge across Boyce Ravine, trail on the north side of the North Fork of the Yuba River, about 3/4 mile west of Highway 49, about 1 3/4 miles west of Indian Valley. 716 Comment
  CAS-BOT-BC231222  Nemophila parviflora var. austiniae L. Constance 1938-6-9 2304 Sierra E side of Yuba Pass, 2.4 miles NW of Sattley 1524 Comment
  POM76022  Nemophila parviflora var. austiniae Lincoln Constance 1938-6-9 2304 Sierra E side of Yuba Pass, 2.4 miles NW of Sattley. 1524 Comment
  SD241049  Nemophila pedunculata George K. Helmkamp, E. A. Helmkamp 2011-6-9 17551 Sierra Northern Sierra Nevada Mountains Foothills: 7.1 miles orth of Camptonville along CA-49, about 2.5 miles north of Yuba Co. line (Strawberry Valley 7.5'Q) 808 Comment
  SJSU9767  Nemophila pedunculata C. W. Sharsmith 1982-5-31 8682 Sierra Carman Meadow near McPherrin Camp c. 2 mi NW of Calpine, Siera Valley 1524 Comment
  CAS-BOT-BC60562  Noccaea fendleri subsp. glauca Lowell Ahart 1986-7-1 5334 Sierra 0.25 mile esat of Johnsonville Road, about 0.5 mile east of Lake Delahunty, about 8 miles northeast of La Porte. 1828 Comment
  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
  SCFS5203  Nuphar polysepala Marc Chamberlain 1973-6-30 49 Sierra 16 miles from Truckee, north on Highway 89. Comment
  SJSU11969  Onobrychis viciifolia N. A. Hopkins 1973-6-19 554 Sierra near cultivated fields 0.25 mi N of Loyalton 1493 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
  SEINET8353455  Oreostemma alpigenum John B. Leiberg 1900-8-2 5240 Sierra Lake Webber. 2073 Comment
  CAS-BOT-BC355585  Oreostemma alpigenum var. andersonii George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  CHSC69863  Oreostemma alpigenum var. andersonii L. P. Janeway; Eric Schroder 1997-8-14 5327 Sierra Tahoe National Forest. Church Meadows; about 1.5 mi east of Gold Lake. 2042 Comment
  JEPS118129  Oreostemma alpigenum var. andersonii Dean W. Taylor 2009-8-4 20730 Sierra headwaters of Deer Creek, tributary to Yuba River at Bassetts (Yuba Pass region) 2087 Comment
  JEPS31966  Oreostemma alpigenum var. andersonii W. L. Jepson 1934-8-2 16810 Sierra 2 mi e Bassett Sta. (Pioneer Road Sta.); North Fork Yuba River 1706 Comment
  SJSU12275  Oreostemma alpigenum var. andersonii N. A. Hopkins 1984-9-4 1254 Sierra by Coburn Lake c. 4 mi SSE of summit of Yuba Pass 2286 Comment
  UC1999913  Oreostemma alpigenum var. andersonii J. C. Semple, B. A. Suripto, T. Ahmed 1990-8-13 9318 Sierra Yuba Pass; National Forest Campground. Comment
  CHSC42002  Orobanche fasciculata Lowell Ahart 1973-5-25 243 Sierra Found about 4 miles south-west of Alleghany. 914 Comment
  CHSC43372  Orobanche fasciculata Lowell Ahart 1978-6-4 1754 Sierra West of the Foote Road, about 1 mile south of Alleghany. 1280 Comment
  JEPS111255  Orobanche uniflora Steve Matson 2005-6-18 1290 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
  JEPS95549  Orobanche uniflora Lowell Ahart 1994-7-1 7424 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
  SEINET6031261  Orobanche uniflora var. occidentalis W. Harnach, N. Harnach 1990-5-14 319 Sierra Sierra Valley, W of Loyalton, Antelope Valley 1518 Comment
  CHSC25495  Orthilia secunda L. Ahart 1977-8-2 434 Sierra N side of Mt. Fillmore, ca. 12 ne of La Porte. 2300 Comment
  CAS-BOT-BC458066  Orthilia secunda Anna Head 1920-7-30 s.n. Sierra Feather River Region, peninsula on Gold Lake 1920 Comment
  CAS-BOT-BC458068  Orthilia secunda H. Albert Barker 1928-7-4 36 Sierra Packer Lake 1981 Comment
  CAS-BOT-BC458071  Orthilia secunda Lowell Ahart 1976-10-11 s.n. Sierra Mt. Fillmore 2133 Comment
  SJSU12272  Orthocarpus cuspidatus subsp. cryptanthus N. A. Hopkins 1984-7-22 1222 Sierra by rd to Babbitt Peak, Bald Mt Range 2621 Comment
  RSA152461  Orthocarpus hispidus R. C. Bacigalupi, H. L. Mason, J. R. Sweeney 1953-7-7 4273 Sierra Near Calpine, Sierra Valley. 1494 Comment
  UCD123244  Orthocarpus luteus B. Crampton 1957-7-24 4415 Sierra Gordon Van Vleck Ranch, Sierra Valley, 4 miles northeast of Sattley. Comment
  RSA459017  Osmorhiza berteroi J. G. Lemmon 1883-1 s.n. Sierra [Unspecified] Comment
  SEINET11142013  Oxypolis occidentalis W. Harnach, N. Harnach 1989-6-24 165 Sierra Sierra Valley, 0.5 miles S of Sattley, Martinetta Ranch (Elvers). 1518 Comment
  CHSC61795  Oxyria digyna Lowell Ahart 1993-9-10 7212 Sierra On talus, on the north side of Mount Fillmore, about 1 1/2 miles south of the dirt road from Gibsonville to Johnsville. 2286 Comment
  UC1136097  Oxyria digyna N. French 1934-7-13 418 Sierra Lola Mt.; Tahoe National Forest, Truckee Quadrangle Comment
Read comments
Jan 6 2015
  CAS-BOT-BC316808  Packera cana Lowell Ahart 1977-8-2 s.n. Sierra Ridge on west side of Mt. Fillmore, about 12 miles NE of La Porte 2400 Comment
  CAS-BOT-BC317145  Packera streptanthifolia W. R. Dudley 1894-9-1 s.n. Sierra Near Webber Lake Comment
  CAS-BOT-BC317148  Packera streptanthifolia L. S. Smith 1928-7-22 2497 Sierra Tahoe National Forest, Webber lake 2042 Comment
  CHSC80930  Packera streptanthifolia Lowell Ahart 2001-8-10 9101 Sierra Base of a steep bluff, about 100 feet southwest of the dam, diversion dam across the Little Truckee River (water flows to Sierra Valley), about 150 yards south of Fiberboard Road (Forest Road 18), about 1/8 mile north of Henness Pass Road, about 5 miles (air) east of Webber Lake. 1920 Comment
  UC176511  Packera streptanthifolia A. A. Heller and P. B. Kennedy 1907-7-1 8665 Sierra Purdy Comment
  UC53868  Packera streptanthifolia H. M. Hall and E. B. Babcock July 1903 4473 Sierra Sierraville Sierra Nevada Mountains, Sierraville 1524 Comment
  CAS-BOT-BC28841  Paeonia brownii Alice Eastwood 1918-4-6 6760 Sierra Downieville Comment
  CAS-BOT-BC28840  Paeonia brownii D. E. Breedlove 1962-6-13 3534 Sierra On bank of the Little Truckee River, on State Highway 89, 11.3 miles S of Sierraville 1905 Comment
  SJSU10610  Paeonia brownii H. T. Shishido 1961-5-20 Sierra Milton Cr by Milton Cr Trail, 1 mi S of Sierra City 1249 Comment
  UC1594734  Parnassia californica Lowell Ahart 1992-8-6 6917 Sierra about 1/2 mi w of Harris Meadow (about 1 mi s of Granite Mountain, n of Black Jack Ravine) 1676 Comment
  RSA151629  Parnassia fimbriata R. C. Bacigalupi, L. Constance, E. Nasir 1953-9-9 4360 Sierra Along forest road between Webber Lake and Meadow Lake, Tahoe National Forest, very close to the county line, Sierra and Nevada County Boundary. 2134 Comment
  CAS-BOT-BC202811  Paxistima myrsinites Gordon H. True 1962-5-1 507 Sierra On Camptonville-Downieville Highway, at North Yuba Bridge 685 Comment
  UC1178983  Paxistima myrsinites Herbert L. Mason 1945-9-9 12697 Sierra s. of Downieville; Yuba R. Canyon Comment
  CHSC32052  Pectiantia breweri L. Ahart 1975-7-13 875 Sierra Ahart Camp, in French Meadows, near Webber Lake. 2133 Comment
  JEPS125802  Pectiantia breweri William Harnach 2011-7-20 1250 Sierra South side of the North fork of the Yuba River, approximately 1/4 mile East of the Sierra Nevada Field Campus. Comment
  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
  SD123512  Pedicularis attollens Robert F. Thorne 1974-7-30 45048 Sierra Tahoe National Forest: Goose, Haven and Snag Lake areas, wet margin of shallow grassy lake E. of highway 2057 Comment
  CHSC43890  Pedicularis attollens subsp. attollens L. P. Janeway 1984-8-26 1073 Sierra Snag Lake. 2026 Comment
  SEINET5737918 Image available Pedicularis densiflora Ralph H. Hendrix 1971-1 13 Sierra On steep bank along road, open exposure, side road above the town of Alleghany.; Alleghany 1061 Comment
  RSA425335  Pedicularis groenlandica Robert Gustafson 1985-6-10 3143 Sierra At the jct of Hwy 49 and Forest Service Road 12, Yuba Pass summit. 2043 Comment
  CDA33291  Pedicularis groenlandica subsp. surrecta T. C. Fuller 1962-6-14 9017 Sierra East slope of Yuba Pass, Hwy 49 to Sierra City, 2.1 miles west of Sattley. 0 Comment
  UC1125740  Pedicularis semibarbata H. S. Yates 1935-6-29 5286 Sierra 1 mi n of Gold Lake; Plumas National Forest 1981 Comment
  RSA8046  Pedicularis semibarbata H. A. Barker 1927-7-23 832 Sierra Deer Lake. 2165 Comment
  CHSC37224  Pellaea brachyptera L. Ahart 1982-7-28 3694 Sierra Ca. 1/4 mi n of Pacific Mine, ca. 5 mi e of La Porte. 1700 Comment
  UCD40247  Pellaea brachyptera Rodney Gale Myatt 1972-6-1 1565 Sierra Wild Plum Road, off of Hwy 49 and east of Sierra City. 1450 Comment
  SJSU12099  Pellaea brachyptera N. A. Hopkins 1972-10-28 481 Sierra along trail to Haypress Canyon near Wild Plum Creek 1524 Comment
  CHSC46032  Pellaea bridgesii Lowell Ahart 1983-10-27 4469 Sierra On the north side of Milton Reservoir, north-west of Jackson Meadow Reservoir. 1706 Comment
  JEPS95339  Pellaea bridgesii Lowell Ahart 1994-7-1 7439 Sierra 11 air miles NE of Alleghany (W side of the larger pond, N side of Henness Pass Road, at Keystone Gap, E of Keystone Mountain, 1 1/2 mi NE of Middlewaters) 1889 Comment
  CAS-BOT-BC71262  Pellaea bridgesii M. S. Taylor 1981-7-17 4050 Sierra S side of Salmon Lakes Rd., just e of Upper Salmon Lake, ca. 9 air mi s of Mohawk, Sierra City NW quad. 1981 Comment
  SEINET10568063  Pellaea bridgesii Francis P. Daniels 1874-1 Daniels UMO 31181 Sierra Webber Lake, CA. Comment
  UC336679  Pellaea bridgesii unknown Aug 1880 Sierra Webber Lake Comment
  POM148092  Penstemon azureus subsp. azureus George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  NY571204  Penstemon azureus var. azureus J. G. Lemmon 1874-1 155 Sierra Comment
  UCR17467  Penstemon deustus Frank C. Vasek 1975-7-10 750710- 12 Sierra Sierra Nevada Mtns., 1 mi west of State Hwy 89 on Henness Pass Rd. 1951 Comment
  UC65849  Penstemon deustus S. B. Doten 1901-6-20 52 a Sierra Little Truckee Comment
  NY591830  Penstemon deustus var. pedicellatus F. W. Pennell 1940-6-12 25846 Sierra Route 89, along Little Truckee River, Sierraville 1889.8 Comment
  SEINET5326686 Image available Penstemon deustus var. pedicellatus W. Harnach, N. Harnach 1991-6-24 579 Sierra Antelope Valley 1707 Comment
  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
  CHSC63179  Penstemon deustus var. suffrutescens Lowell Ahart 1994-7-1 7421 Sierra On slope on the north side of Henness Pass Road, at Keystone Gap, east of Keystone Mountain, about 1 1/2 miles north-east of Middlewaters, about 11 miles (air) northeast of Alleghany. 1950 Comment
  CHSC52960  Penstemon gracilentus L. P. Janeway 1989-7-28 3535 Sierra Plumas National Forest, Beckwourth Ranger District. NE-facing slopes of Haskell Pk overlooking hwy89 and Sulphur Cr. 2179 Comment
  NY600704  Penstemon gracilentus M. J. Williams 1983-8-7 83133- 1 Sierra Verdi Ridge, above Dog Valley 2316.5 Comment
  SD61125  Penstemon gracilentus Darley F. Howe 1964-7-28 3886 Sierra 5.5 mi. so. of Gold Lake Lodge, Tahoe Nat. Forest 1829 Comment
  NY600705  Penstemon gracilentus L. S. Rose 1934-7-1 34299 Sierra Northwest of Gold Lake 2103.1 Comment
  POM148090  Penstemon gracilentus George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  POM202944  Penstemon gracilentus L. S. Rose 1934-7-12 34351 Sierra Gold Lake 1951 Comment
  POM203458  Penstemon gracilentus L. S. Rose 1934-7-1 34299 Sierra NE of Gold Lake. 2104 Comment
  SEINET5328461 Image available Penstemon gracilentus P. B. Kennedy, Samuel Bradford Doten 1901-7-8 13 Sierra Canyon below Webber Lake on hillside under pines Comment
  SFV3433  Penstemon gracilentus G. Dickinson 1964-7-9 s. n. Sierra Sierra Nevada State Highway 49, about 1 mile east of Yuba Pass summit. Comment
  SJSU5775  Penstemon gracilentus H. L. Buckalew 1964-7-16 Sierra Yuba Pass 2042 Comment
  UC886900  Penstemon gracilentus Lewis S. Rose 1934-7-1 34299 Sierra nw Gold Lake; nw of Gold Lake 2103 Comment
  CAS-BOT-BC94499  Penstemon laetus R. C. Wenk; SFSU mycology class 2005-10-8 396 Sierra top of Yuba Pass, along Hwy. 49. Near parking lot 2042 Comment
  RSA401781B  Penstemon newberryi Robert Gustafson 1985-6-12 3159 Sierra Hwy 49, ca 2 miles below Yuba Pass summit. 2012 Comment
  POM147031  Penstemon newberryi subsp. newberryi E. C. Sutliffe 1927-6-22 s.n. Sierra Salmon Lake. Comment
  UC335589  Penstemon newberryi var. newberryi J. G. Lemmon 1889-6-6 Sierra Gold Lake Comment
  SEINET5329214 Image available Penstemon newberryi var. newberryi P. B. Kennedy, Samuel Bradford Doten 1901-7-10 141 Sierra Canyon below Webber Falls Comment
  CHSC49032  Penstemon roezlii Vernon Oswald 1984-6-25 1316 Sierra La Porte- Quincy Rd., about 7.6 mi n-e of La Porte. 1828 Comment
  UC336297  Penstemon roezlii J. G. Lemmon 1877-8-30 209 Sierra side of Downieville Buttes Sierra Valley, side Downieville Buttes Comment
  NY650151  Penstemon roezlii J. G. Lemmon 1874-1 153 Sierra Comment
  CAS-BOT-BC239624  Penstemon rydbergii var. oreocharis W. R. Dudley 1894-8-1 s.n. Sierra Near Webber Lake Comment
  CAS-BOT-BC239631  Penstemon rydbergii var. oreocharis Ella Dales Cantelow 1938-7-2 4481 Sierra 2 8/10 mi. N.W. of Calpine Comment
  NY651336  Penstemon rydbergii var. oreocharis D. D. Keck 1944-7-8 5416 Sierra Sierra Valley, 1.5 miles north of Sattley, on Feather River road 1524.0 Comment
  RSA8028  Penstemon rydbergii var. oreocharis H. A. Barker 1927-7-11 800 Sierra Gold Lake 1954 Comment
  SEINET10547588  Penstemon rydbergii var. oreocharis Heidi H. Schmidt 1993-6-13 Schmidt 849 Sierra Tahoe National forest on state highway 89. 1.7 miles N of Sierraville. Sagebrush flats, meadow. 1650 Comment
  SEINET5329690 Image available Penstemon rydbergii var. oreocharis S. B. Doten 1901-6-20 55 -A Sierra Near Little Truckee River Comment
  UC1063516  Penstemon speciosus G. T. Nordstrom 1936-7-14 938 Sierra 2 1/4 mi nw Dog Valley; Tahoe National Forest, Sierraville Quad. 2286 Comment
  UC406900  Penstemon speciosus Leland S. Smith 1928-6-30 2449 Sierra Yuba Pass Yuba Pass (on e slope in cut) 1981 Comment
  HSC65812  Penstemon speciosus subsp. speciosus R. F. Thorne 1974-7-30 45031 Sierra Tahoe National Forest, Goose, Haven and Snag Lake areas 2058 Comment
  NY661059  Penstemon speciosus subsp. speciosus D. D. Keck 1928-6-13 434 Sierra 6.7 miles west of Sierraville on Yuba Pass road. 1981.2 Comment
  SEINET11153639  Perideridia gairdneri subsp. borealis B. D. Hildebrand 1946-6-25 H- 66 Sierra 2 miles W of Calpine. 1524 Comment
  SEINET11153652  Perideridia gairdneri subsp. borealis H. Hamlin 1904-1 s.n. Sierra Sierra Valley. Comment
  SEINET11155253  Perideridia gairdneri subsp. borealis P. B. Kennedy, S. B. Doten 1901-7-5 94 Sierra Webber Lake. Comment
  SEINET11155256  Perideridia gairdneri subsp. borealis S. B. Doten 1901-7-1 68 Sierra [Sierra Nevada,] Webber Lake. Comment
  CAS-BOT-BC222710  Perideridia gairdneri subsp. gairdneri L. S. Smith 1925-7-24 1691 Sierra Tahoe National Forest. Webber Lake meadow 2063 Comment
  RSA88449  Perideridia howellii J. T. Howell 1951-8-21 28259 Sierra 5 miles from Calpine on road to Blairsden 1524 Comment
  CHSC61912  Perideridia lemmonii Lowell Ahart 1993-9-24 7250 Sierra On the north side of Mount Fillmore, about 3/4 mile south of the dirt road from Gibsonville to Johnsonville. 2133 Comment
  JEPS12403  Perideridia lemmonii W. L. Jepson 1918-8-19 8068 Sierra Lake Independence 2011 Comment
  UC1389935  Perideridia lemmonii T. I. Chuang, L. Constance, R. S. Mitchell, and R. Schlising 1965-9-8 6030 Sierra near Webber Lake; near Webber lake Comment
  UCD127880  Perideridia lemmonii E. E. Grissell 1971-7-24 s.n. Sierra 6 miles north of Sattley. Comment
  CHSC69857  Perideridia parishii subsp. latifolia L. P. Janeway; Eric Schroder 1997-8-19 5351 Sierra Tahoe National Forest. Freeman Meadow along Church Creek; about 2.3 mi east of Gold Lake. Along small ephemeral channel into east side of wet meadow, near lodgepole pines. 2072 Comment
  JEPS125825  Perideridia parishii subsp. latifolia William Harnach 2012-8-1 1283 Sierra Approximately 0.3 miles North of Highway 49 (Old Pioneer Road House site) 2 miles East of Bassetts Station. Comment
  SEINET8584756  Perideridia parishii subsp. latifolia W. Harnach 2012-8-1 1291 Sierra 1.0 mile east of the Gold Lake Road on Forest Road 09, then south 0.25 mile on Road 09-3 Tahoe National Forest 2020 Comment
  UCR18712  Phacelia heterophylla Frank C. Vasek 1975-7-10 750710- 22 Sierra Sierra Nevada Mtns, about 15 miles north of Truckee Ranger Station [via Hwy 89], on Hennes Pass Rd. 1.5 miles west of State Hwy 89 1950 Comment
  CHSC34434  Phacelia heterophylla subsp. virgata James Henrickson 1969-5-25 3454 B Sierra 34 mi. WNW of Reno, ca. 4 mi. W. of Sattley up E. side of Yuba Pass. 1645 Comment
  RSA718376  Phacelia heterophylla subsp. virgata L. Ahart 2006-6-21 12847 Sierra On the west side of the Foote Road, about 4 miles (by road) southwest of Alleghany. 849 Comment
  UCR206324  Phacelia heterophylla subsp. virgata George K. Helmkamp, E. A. Helmkamp 2009-5-28 14867 Sierra Sierra Nevada Mountains Foothills, above the Yuba River along CA-49, 2.3 miles north of the Yuba Co. line 851 Comment
  RSA427987  Phacelia heterophylla subsp. virgata Britton, Robert W. Townsend 1939-8-23 131 Sierra On north bank of Yuba River, seven miles above Sierra City. 1674 Comment
  SJSU14068  Phacelia heterophylla subsp. virgata W. Savage 1964-6-25 314 Sierra 4 mi W of Downieville near Goodyears Bar 1158 Comment
  CHSC54584  Phacelia humilis Lowell Ahart 1991-7-22 6695 Sierra In French Meadow, about 1/4 mile south of Henness Pass Road, about 3 miles morth-west of Webber Lake. 2133 Comment
  JEPS3233  Phacelia humilis L. S. Smith 1928-6-12 2326 Sierra Hennis Pass Rd Tahoe <National> Forest, west Sardine Valley 1828 Comment
  SEINET5521014  Phacelia humilis W. Harnach, N. Harnach 1990-5-28 333 Sierra Sierra Valley, W of Loyalton, Balderson Ranch (Antelope Valley) 1554 Comment
  PASA1336  Phacelia humilis Margaret Stason 1932-6-21 Sierra hobart mills Comment
  SJSU12203  Phacelia humilis N. A. Hopkins 1984-7-29 1219 Sierra near Babbitt Peak fire lookout station, Bald Mt Range 2651 Comment
  POM308725  Phacelia humilis var. humilis Betty J. Jorgensen 1944-6-22 466 Sierra Little Truckee River, 10 miles N of Hobart Mills. Comment
  CHSC56549  Phacelia hydrophylloides L. P. Janeway 1984-7-29 948 Sierra Near F.S. Road 28 (21N11) ca 3 1/2 mi from Gold Lake; ridgetop saddle. 2225 Comment
  SBBG15811  Phacelia hydrophylloides H. and M. Dearing 1939-7-4 3831 Sierra Gold Lake Comment
  SJSU14059  Phacelia inconspicua W. Savage 1964-6-16 300 Sierra by Hwy 89 1950 Comment
  CDA11836  Phacelia linearis G. F. Hrusa, E. Sandoval 1993-5-3 11149 Sierra Antelope Valley, Sierra Valley. Comment
  CHSC53156  Phacelia mutabilis L. P. Janeway 1989-8-16 3598 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 Peak. 2133 Comment
  SEINET10880608  Phacelia mutabilis Andrew Townesmith, Karen M. Meyer 2007-7-18 Townesmith 826 Sierra Tahoe National Forest, Sierraville Ranger District. Along Forest Service road 07-30, 0.2 mile west of junction with road 07. T19N R14E, at edge of sections 23 and 26. 1994 Comment
  CHSC63148  Phacelia procera Lowell Ahart 1994-7-1 7428 Sierra On large rocks, south of the larger pond, steep rocky slope on the north side of Henness Pass Road, at Keystone Gap, east of Keystone Mountain, about 1 1/2 miles northeast of Middlewaters, about 11 miles (air) north-east of Alleghany. 1889 Comment
  CHSC94179  Phacelia procera Lowell Ahart 2006-6-21 12847 Sierra On the west side of the Foote Road, about 4 miles (by road) southwest of Alleghany. 849 Comment
  JEPS1094  Phacelia procera John G. Lemmon 1874-1 308 Sierra Webber Lake Comment
  SEINET12765119  Phacelia procera Lowell Ahart 2006-6-21 12847 Sierra On the west side of the Foote Road, about 4 miles (by road) south west of Alleghany.; 0 849 Comment
  SEINET5506863  Phacelia procera P. B. Kennedy, S. B. Doten 1901-7-23 207 Sierra Lincoln Valley Comment
  SEINET5506864  Phacelia procera P. B. Kennedy, S. B. Doten 1901-7-23 207 Sierra Lincoln Valley Comment
  UC66017  Phacelia procera P. B. Kennedy and S. B. Doten 1901-7-23 207 Sierra Lincoln Valley Comment
  CHSC61921  Phacelia racemosa Lowell Ahart 1993-9-24 7259 Sierra On the west side of the small stream on the north side of Mount Fillmore, about 1/2 mile south of the dirt road from Gibsonville to Johnsville. 2072 Comment
  SEINET10743328  Phacelia ramosissima var. ramosissima Andrew Townesmith, Karen M. Meyer 2007-7-18 Townesmith 827 Sierra Tahoe National Forest, Sierraville Ranger District. Along Forest Service road 07-30, 0.2 mile west of junction with road 07. T19N R14E, at edge of sections 23 and 26. 1994 Comment
  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
  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
  UCSB16016  Phleum alpinum Breedlove, Dennis 1962-6-13 Sierra Along the Little Truckee River; State Highway 89, 10.0 miles south of Sierraville; Sierra Nevada 1950 Comment
  CHSC81081  Phleum pratense Lowell Ahart 2001-8-10 9088 Sierra About 100 feet southeast of the dam, diversion dam across the Little Truckee River (water flows to Sierra Valley), about 100 yards south of Fiberboard Road (Forest Road 18), about 1/8 mile north of Henness Pass Road, about 5 miles (air) east of Webber Lake. 1920 Comment
  JEPS75592  Phleum pratense W. L. Jepson 1934-8-2 16784 Sierra 2 mi e Bassett sta. (Pioneer road sta., North Fork Yuba River); North Fork Yuba River 1706 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
  CHSC73805  Phlox diffusa B. Castro; M. A. Griggs, Plumas NF botanists 1997-7-10 770 Sierra Bunker Hill Ridge, on highest ridge crest SE of Duck Soup Pond, along pacific Crest Trail. 2136 Comment
  SD129480  Phlox diffusa B. Pitzer, S. Morgan and H. Soldan 1988-5-29 943 Sierra Plumas National Forest, Gold Lake near the boat ramp. Comment
  UCR59547  Phlox diffusa B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-29 0943 Sierra Sierra Nevada Mtns., Plumas National Forest, Gold Lake, near the boat ramp 1960 Comment
  UCSB16101  Phlox diffusa Breedlove, Dennis 1962-6-13 Sierra along State Highway 89; 10.0 miles south of Sierraville 1950 Comment
  UC354491  Phlox gracilis David D. Keck 1928-6-13 433 Sierra se of Sierraville (s side of Sardine Point, along Lemmon Canyon road); Sardine Point 1889 Comment
  UCR242989  Phlox gracilis Ayzik Solomeshch 2009-6-7 s.n. Sierra Sierra Valley, Bradley Ranch, along Calpine Road, c. 100 m north from the road 1495 Comment
  UC83566  Phlox stansburyi J. G. Lemmon 1875-1 195 Sierra Comment
  SBBG121535  Phoradendron leucarpum subsp. tomentosum L. Ahart 2007-10-25 14505 Sierra ca. 10 yards E of Port Wine Ridge Rd and the remains of two old buildings, ca. 1.5 mi N of Scales, ca. 5 mi (air) S of La Porte 1432 Comment
  CHSC97713  Phoradendron villosum Lowell Ahart 2007-10-25 14504 Sierra About 10 yards east of Port Wine Ridge Road and the remains of two old buildings, about 1 1/2 miles north of Scales, about 5 miles (air) south of La Porte. 1432 Comment
  CAS-BOT-BC58242  Phyllodoce breweri Roxana S. Ferris 1926-9-7 6848 Sierra Summit of Ebbets Pass. Comment
  RSA8041  Phyllodoce breweri H. A. Barker 1927-7-20 826 Sierra Squaw Lake. 2012 Comment
  JEPS124888 Image available Phyllodoce breweri M. L. Wheelis 1964-6-28 111 Sierra East slope of the Sierra Buttes. Comment
  RSA0117086  Physocarpus capitatus Lowell Ahart 2015-5-9 20185 Sierra On the north side of the Canyon Creek Trail, trail on the north side of the North Fork of the Yuba River, about 300 yards west of Highway 49, about one mile west of Indian Valley. 692 Comment
  UCD84217  Pilularia americana Ayzik Solomeshch 2009-6-8 s. n. Sierra Sierra Valley, Roen Ranch, along Westside Rd, ca. 2 km N of the intersection of Westside and Calpine Roads, ca. 1 km east of Westside Rd. 1493 Comment
  CAS-BOT-BC78485  Pinus contorta subsp. murrayana William R. Dudley 1894-9-1 s.n. Sierra Outlet [Lake-of-the-Woods] Lake of the Woods Comment
  CAS-BOT-BC78489  Pinus contorta subsp. murrayana Javier Penalosa 1962-6-20 2549 Sierra Little Truckee R. at Hwy. 89 1905 Comment
  CAS-BOT-BC78492  Pinus contorta subsp. murrayana W. R. Dudley 1894-6-13 s.n. Sierra Trail to Clouds Rest, Yosemite Valley Comment
  UCD134517  Pinus contorta subsp. murrayana Javier Penalosa 1962-6-20 2549 Sierra Little Truckee R at Hwy. 89. 1905 Comment
  CAS-BOT-BC78706  Pinus jeffreyi John Thomas Howell; Gordon H. True 1970-7-14 5517 Sierra At Verdi Peak Lookout, Verdi Range 2560 Comment
  HSC1503  Pinus jeffreyi R. G. Means 1965-6-19 3 Sierra Old Independence Lake Rd. 2.5 mi. N of Sagehen Creek Project Rd. 2104 Comment
  RSA6654  Pinus jeffreyi T. Atkinson, Rutter 1899-9-17 s.n. Sierra Sierraville. Comment
  POM181973  Pinus lambertiana J. G. Lemmon 1875-5-3 1875 Sierra Mt. Hermosa, above Sierra Valley Comment
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Mar 6 2011
  UC336033  Pinus lambertiana unknown 1887-8-1 Sierra Randolph Comment
  MACF019590  Pinus monticola Trudy R. Ericson 1975-9-15 386 Sierra Babbitt Peak, Tahoe National Forest, near Forest Service Lookout Station 2669 Comment
  SEINET12515144  Pinus monticola P. A. Lehenbauer 1936-10-4 s.n. Sierra Gold Lake Comment
  UC336029  Pinus monticola unknown 1887-8-1 Sierra Webber lake Comment
  CAS-BOT-BC79014  Pinus ponderosa H. Albert Barker 1926-7-3 42 Sierra Packer Lake 1981 Comment
  SEINET12616170  Pinus ponderosa var. ponderosa David A. Charlet, S. Seybold 1997-4-14 2383 Sierra Sierra Nevada; Little Truckee River drainage, 0.3 road mi N of Kyburz Flat Rd on State Hwy 89, west of rd, by river. 1909 Comment
  MACF021052  Pinus washoensis Trudy R. Ericson 1976-7-3 575 Sierra Aprrox. 2 mi. northeast of Babbitt Peak Lookout Station, Tahoe National Forest 2669 Comment
  CHSC50699  Piperia unalascensis Lowell Ahart 1990-6-29 6530 Sierra South of Gold Run Creek, west of Poverty Hill (Poverty Hill Hydraulic Mine). 1524 Comment
  CAS-BOT-BC169554  Plagiobothrys W. Harnach; N. Harnach 1990-6-12 361 Sierra Sierra Valley. Calpine Ranch (home) 1504 Comment
  CHSC80935  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
  UCD84227  Plagiobothrys cusickii 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-BC228231  Plagiobothrys hispidulus Lowell Ahart 1983-10-27 4483 Sierra Near a dirt road that is ca. 2 miles SE of Jackson Meadows Res., Ca. 1 mile S of Pass Cr., near Jackson Meadows Res. 2200 Comment
  JEPS16738  Plagiobothrys mollis Rimo Bacigalupi with H. L. Mason and J. R. Sweeney 1953-7-8 4289 Sierra along road from Hawley railroad station (on Western Pacific main line) to Loyalton (middle of Sierra Valley); Sierra Valley 1481 Comment
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May 4 2013
  JEPS78247  Plagiobothrys mollis L. R. Heckard with T. I. Chuang and R. C. Bacigalupi 1978-7-20 4900 Sierra about 3 mi (air) ne Calpine (s of Beckwourth, Sierra Valley); Sierra Valley 1463 Comment
  UC573630  Plagiobothrys reticulatus H. S. Yates 1935-6-28 5272 Sierra 5 1/4 mi ne Sattley; Sierraville Quad. 1493 Comment
  SEINET12345214  Plagiobothrys torreyi J. G. Lemmon 1874-1 167 Sierra Sierra Co. &c Comment
  UC79570  Plagiobothrys torreyi var. diffusus J. G. Lemmon 1875-1 207 Sierra Comment
  SEINET9163566  Plantago lanceolata W. Harnach, N. Harnach 1990-7-12 473 Sierra Sierra Valley, Sierraville, ca 0.25 mile W of the rodeo grounds on county road. 1524 Comment
  SCFS2391  Plantago lanceolata J. Ammirati 1964-6-25 120 Sierra Ca 1 mi W of Downieville on Hwy 49 914 Comment
  JEPS64401  Platanthera leucostachys W. L. Jepson 1934-8-6 16872 Sierra s Sierraville; Cold Creek Comment
  CHSC11038  Platanthera sparsiflora Lowell Ahart 1965-7-22 Sierra Eugene Ahart Camp. 1981 Comment
  JEPS87463  Platanthera sparsiflora Lowell Ahart 1993-9-10 7191 Sierra about 1 mi sw of the dirt road from Gibsonville to Johnsville (at the end of a poor dirt road where there is a camp and water ditch, on the n side of Mount Fillmore); Mount Fillmore 2133 Comment
  JEPS125796  Plectritis macrocera William Harnach 2000-5-5 882 Sierra Newman Point (Rice on topo maps), approximately 5 miles northeast of Sierraville , CA on Highway 49. 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
  SJSU11086  Pleuricospora fimbriolata R. L. Fisher 1959-6-26 Sierra Yuba Gap, Hwy 49 1676 Comment
  CAS-BOT-BC110662  Poa W. Harnach; N. Harnach 1990-6-30 440 Sierra Sierra Valley. Yuba Pass. 2042 Comment
  CAS-BOT-BC261027  Poa Catherine Best 1982-7-12 745 Sierra Herrington's, Sierra City, Sierra Nevada 1219 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
  CAS-BOT-BC254774  Poa bolanderi Lowell Ahart 1983-10-27 4482 Sierra About 2 miles SE of Jackson Meadows Res., ca. 1 mile S of Pass Creek 2200 Comment
  JEPS75577  Poa bolanderi W. L. Jepson 1934-8-6 16863 Sierra Yuba Pass 2011 Comment
  UC34012  Poa bolanderi C. F. Sonne 1892-8-7 4 Sierra Webber Lake; Sierra Nevada Mts Comment
  SEINET7709409  Poa bolanderi H. G. Oosting, W. D. Billings 1941-8-1 s.n. Sierra 1/4 mi. W of Yuba Pass. Comment
  CAS-BOT-BC254984  Poa bulbosa W. Harnach; N. Harnach 1989-4-23 044 Sierra E slope Sattley Hill 1520 Comment
  CHSC80994  Poa compressa Lowell Ahart 2001-8-10 9071 Sierra Wet road gutter, on the east side of Hobart Mills Road, about 100 feet west of the power pole, about 1 mile (air) south of Stampede Reservoir. 1798 Comment
  JEPS110286  Poa compressa Lowell Ahart 2006-6-21 12801 Sierra On the west side of the Foote Road, near Blue Ravine, about 3 miles (by road) southwest of Alleghany 1053 Comment
  CHSC94215  Poa cusickii subsp. epilis Lowell Ahart 2006-6-28 12877 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
  CAS-BOT-BC247432  Poa pratensis R. K. Gierisch; D. H. Esplin 1969-6-25 3483 Sierra Tahoe National Forest, Saddle Mdw. Comment
  CAS-BOT-BC247433  Poa pratensis Melissa A. Berry 1957-6-28 s.n. Sierra Highway 89 1524 Comment
  SEINET7850276  Poa pratensis P. A. Lehenbauer 1937-1 121 Sierra 25 miles west of Reno on Truckee Road at Iceland, on south side of river by falls 1676 Comment
  UCD91838  Poa pratensis A. A. Beetle 1944-8-17 3057 Sierra north fork of Yuba River, 8 miles below Downieville. Comment
  UCD91872  Poa pratensis Beecher Crampton 1954-5-11 1892 Sierra Sierra Valley, Sierraville. Comment
  UC149786  Poa pratensis subsp. pratensis H. M. Hall and E. B. Babcock July, 1903 4478 Sierra Sierra Valley; Sierra Nevada Mts 1524 Comment
  CAS-BOT-BC237653  Poa secunda L. S. Smith 1927-6-2 56751 Sierra Ball Mountain Ridge, E of Loyalton Comment
  UCD90237  Poa secunda E. B. Babcock; G. L. Stebbins Jr. 1936-6-3 1613 Sierra On highway 1.5 miles S of Sierraville. 1615 Comment
  CAS-BOT-BC236289  Poa secunda subsp. juncifolia David D. Keck 1944-7-8 5415 Sierra Sierra Valley, 1.5 miles N of Sattley, on Feather River road 1524 Comment
  CAS-BOT-BC247062  Poa secunda subsp. juncifolia John Thomas Howell; Gordon H. True 1970-7-14 5493 Sierra West side of Dog Valley ca. 5 miles northwest of Verdi (Nevada) 1889 Comment
  UCD84067  Poa secunda subsp. juncifolia Ayzik Solomeshch 2009-6-9 s.n. Sierra 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
  SEINET7856234  Poa secunda subsp. juncifolia P. B. Kennedy, S. B. Doten 1901-7-18 182 Sierra Mt. Lola Comment
  UC593543  Poa secunda subsp. secunda E. B. Babcock and G. L. Stebbins 1936-6-3 1626 Sierra ca 3 1/2 mi ne Sierraville (on rd to Loyalton, Newman Point); se edge Sierra Valley 1600 Comment
  UC718014  Poa secunda subsp. secunda David D. Keck 1944-7-8 5408 Sierra 1.5 mi s Sattley (on Feather River Rd); Sierra Nevada, Sierra Valley 1524 Comment
  UCR132245  Poa secunda var. secunda Beecher Crampton 1954-5-10 1852 Sierra Sierra Nevada Mountains, 7 miles northeast of Camptonville, south canyon slope of north Yuba River 701 Comment
  UCR206555  Poa tenerrima George K. Helmkamp, E. A. Helmkamp 2009-5-28 14848 Sierra Northern Sierra Nevada Foothills, along CA-49, 1.8 miles north of the Yuba County line0 884 Comment
  UCD91571  Poa wheeleri Beecher Crampton 1954-5-10 1855 Sierra 3 miles west of Sattley, along highway 49. 1767 Comment
  CAS-BOT-BC277753  Polemonium californicum Mona Bourell 1986-7-4 1819 Sierra Jackson Reservoir Rd., mile from Junction w/ Hwy 89. Toward Webber Lake Comment
  POM297981  Polemonium californicum J. G. Lemmon 1874-1 186 Sierra [No location informaiton provided on label.] Comment
  SEINET13762979  Polemonium californicum P. B. Kennedy, S. B. Doten 1901-7-1 67 Sierra Webber Lake Comment
  SEINET10496910  Polemonium occidentale Heidi H. Schmidt 1993-6-13 Schmidt 853 Sierra Tahoe National forest on state highway 89. 1.7 miles N of Sierraville. Sagebrush flats, meadow. 1650 Comment
  CAS-BOT-BC231290  Polemonium pulcherrimum H. Albert Barker 1926-7-2 9 Sierra Packer Lake Creek 1981 Comment
  UCD40150  Polygala cornuta Rodney Gale Myatt 1971-7-3 1555 Sierra Hillside above Hwy 49, just to the north of Yuba River. Near Oregon Creek, Alleghany Road, and Sierra County line. 195 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
  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
  SEINET4335261  Polygonum P. B. Kennedy, S. B. Doten 1901-7-8 112 Sierra NE of Webber Lake 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
  RSA716315  Polygonum douglasii L. Ahart 2005-8-30 12361 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
  SDSU9679  Polygonum douglasii D. F. Howe 1964-7-28 3887 Sierra 5.5 miles south of Gold Lake Lodge, Tahoe National Forest. 1829 Comment
  SJSU12088  Polygonum douglasii N. A. Hopkins 1975-8-26 727 .5 Sierra 2 mi N of Independence L 2103 Comment
  CHSC37205  Polygonum douglasii subsp. douglasii L. Ahart 1982-7-28 3721 Sierra Along edge of dirt rd n of the Pacific Mine, ca. 5 mi e of LaPorte. 1700 Comment
  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
  JEPS107585  Polygonum douglasii subsp. douglasii Lowell Ahart 2005-8-30 12361 Sierra East of Pass Creek, about 100 yards southeast of the falls on Pass Creek, about 1/4 mile south of French Meadow, about 2 1/2 miles west of Webber Lake 2073 Comment
  JEPS50559  Polygonum douglasii subsp. douglasii W. L. Jepson 1934-8-6 16861 Sierra Yuba Pass 2011 Comment
  UC585244  Polygonum douglasii subsp. douglasii E. B. Babcock, G. L. Stebbins Jr. 1936-6-3 1676 Sierra Sierra Valley; e side, on road to Loyalton 1600 Comment
  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
  CHSC43032  Polygonum douglasii var. douglasii L. P. Janeway 1984-9-1 1112 Sierra Vicinity of Sierra Buttes. On the Sierra crest just above (east of ) Oakland and Snake Lakes. 2270 Comment
  RSA466403  Polygonum kelloggii Fay A. MacFadden 1934-6-29 12542 Sierra Little Truckee River Comment
  JEPS125656  Polygonum minimum William Harnach 2013-7-27 1377 Sierra 3.25 miles south of the Jackson Meadows Road on the Meadow Lake Road (south of Webber Lake). Comment
  SEINET8917370  Polygonum minimum W. Harnach 2013-7-27 1377 Sierra Along Meadow Lake Road (S of Webber Lake), 3.25 miles S of Jackson Meadows Road. 2173 Comment
  CAS-BOT-BC418528  Polygonum minimum Lowell Ahart 1983-10-27 4475 Sierra Near a dirt road that is about 2 miles south-east of Jackson Meadows Res., about 1 mile south of Pass Creek, near Jackson Meadows Res. 2200 Comment
  SDSU9662  Polygonum minimum D. F. Howe 1964-7-28 3882 Sierra 5.5 miles south of Gold Lkae Lodge, Tahoe National Forest. 1829 Comment
  JEPS83274  Polygonum polygaloides subsp. confertiflorum J. D. Jokerst 1985-7-22 2522 Sierra 1.5 mi nne of Calpine (w edge of Sierra Valley, 1/2 mi w of Westside Road); Sierra Valley 1524 Comment
  SJSU6442  Polygonum polygaloides subsp. kelloggii N. A. Hopkins 1971-6-14 388 Sierra S end Sierra Valley 1584 Comment
  CHSC45477  Polygonum shastense Lowell Ahart 1969-9-21 33 Sierra Growing on dry stony mountain ridges, about 1 mile west of Jones Valley, about 3 miles west and 2 miles east of Webber Lake. 2438 Comment
  CAS-BOT-BC421061  Polygonum spergulariiforme W. R. Dudley 1909-8-25 s.n. Sierra Sierra Valley Comment
  SEINET4335269  Polygonum spergulariiforme M. J. Williams 1976-8-29 76 -106 Sierra Intersection Verdi Peak Rd. and Henness Pass Rd. 1920 Comment
  UCR249140  Polystichum imbricans subsp. imbricans George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20766 Sierra Northern Sierra Nevada Mountains Foothills, Along CA-49, 1.2 miles north of the Yuba County line 901 Comment
  UC1259223  Polystichum kruckebergii Alan Smith with C. D. MacNeill 1975-8-9 668 Sierra e side of larger peaks at base of Buttes Sierra Buttes 2286 Comment
  CHSC63443  Polystichum scopulinum Lowell Ahart 1994-7-22 7492 Sierra South of the Pacific Crest Trail, north-west side of the large twin rocks on the north-east side of Mount Etna. 1981 Comment
  SBBG120353  Populus balsamifera subsp. trichocarpa D. Wilken with E. Painter, M. Wetherwax 2007-6-17 16750 Sierra E end of Butcher Ranch Meadow, E of Butcher Ranch Crk, ca. 2 linear km W of Packer Lake 1985 Comment
  CAS-BOT-BC102709  Populus tremuloides H. Albert Barker 1926-7-22 149 Sierra Gold Lake - First Cove - East side of lake 1953 Comment
  UC1134811  Populus tremuloides A. Lewis 1934-7-11 507 Sierra 1 mi ne Table Rock; Plumas National Forest, Downieville Quad., ne of Table Rock Comment
  JEPS108486  Porterella carnosula Lisa Schultheis with Dan Mulcahy 1997-5-31 573 -97 Sierra Sierra Valley. Rt. A-23, 6.4 mi from junction with Rt. 89 Comment
  SEINET10873425  Porterella carnosula John G. Lemmon 1874-1 Lemmon 8 Sierra Comment
  CAS-BOT-BC452103  Potamogeton amplifolius W. R. Dudley 1894-8-1 s.n. Sierra In Webber Lake Comment
  RSA286303  Potamogeton gramineus Robert F. Thorne 1974-7-30 45063 Sierra Tahoe National Forest: Goose, Haven, and Snag Lake area. 2058 Comment
  RSA286296  Potamogeton natans Robert F. Thorne 1974-7-30 45064 Sierra Tahoe National Forest: Goose, Haven and Snag Lakes areas. 2057 Comment
  SEINET4689848  Potamogeton nodosus W. Harnach, N. Harnach 2000-8-23 982 Sierra Sierra Valley, 1.5 miles west of Sierraville, CA on Hwy 49, Strang Pond 1506 Comment
  CAS-BOT-BC540038  Potentilla biennis Alice Eastwood 1918-6-29 7799 Sierra Loyalton 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
  SEINET10736924  Potentilla glandulosa subsp. reflexa Andrew Townesmith, Karen M. Meyer 2007-7-16 Townesmith 816 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
  UCD113844  Potentilla gracilis B. Crampton 1957-7-24 4413 Sierra Gordon Van Vleck Ranch, Sierra Valley, 4 miles northeast of Sattley. Comment
  UCD35538  Potentilla gracilis Beecher Crampton 1957-7-24 4413 Sierra Gordon Van Vleck Ranch. Sierra Valley. 4 miles northeast of Sattley. Comment
  CAS-BOT-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-BC541011  Potentilla gracilis var. fastigiata George Haley 1927-8-6 s. n. Sierra Webber Lake Comment
  SEINET6637144  Potentilla gracilis var. fastigiata B. Hildebrand 1946-6-15 57 Sierra Vicinity of Calpine 1585 Comment
  CAS-BOT-BC158511  Potentilla millefolia D. E. Breedlove 1962-6-13 3499 Sierra Along State Hwy. 89, 4.2 miles north of Sierraville 1524 Comment
  CHSC81050  Potentilla rivalis Lowell Ahart 2001-8-10 9073 Sierra Strand of Stampede Reservoir, about 1 mile southwest of Henness Pass Road, about 1 1/4 miles northwest of Stampede Reservoir Dam. 1810 Comment
  RSA123241  Primula suffrutescens N. H. French 1934-7-13 522 Sierra Truckee, Mt. Lola. 2744 Comment
  SEINET7968277  Prunella vulgaris var. lanceolata W. Harnach, N. Harnach 1989-6-24 172 Sierra 0.5 miles S of Sattley. Martinetti Ranch (Elvers). 1518 Comment
  CAS-BOT-BC159733  Prunus andersonii Ella Dales Cantelow 1942-5-12 3608 Sierra Hy 89, E. of Checking Station coming into Cal. from Nevada over Beckwourth Pass Comment
  JEPS117440  Prunus emarginata Lowell Ahart 2010-9-15 17170 Sierra Open areas, around 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
  JEPS125665  Prunus emarginata William Harnach 2013-5-14 1348 Sierra 3.2 miles west of the Highway 89 Main Street intersection, Calpine on Forest Road 52. Comment
  RSA7939  Prunus emarginata H. A. Barker 1926-7-25 s.n. Sierra West side of Gold Lake 1982 Comment
  SBBG70927  Prunus emarginata J. G. Lemmon -- Sierra Sierra Valley Comment
  UCR196994  Prunus emarginata George K. Helmkamp, E. A. Helmkamp 2008-5-20 13485 Sierra Sierra Nevada Mountains Foothills, Henness Pass road, 3.4 miles northeast of Camptonville 1261 Comment
  SEINET11910985  Prunus emarginata F. H. Utech 1986-1 86 -051 Sierra Tahoe National Forest, Wild Plum Recreation Area, ca 2 mi E of Sierra City on CA 49 1350 Comment
  UCR255739  Prunus subcordata Greg de Nevers 1997-8-15 11083 Sierra Sierra Nevada Mtns., North Fork Yuba River [vicinity of Downieville] 915 Comment
  CAS-BOT-BC151225  Prunus virginiana var. demissa Alice Eastwood 1918-6-29 7830 Sierra Loyalton 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
  JEPS124554 Image available Prunus virginiana var. demissa Dixie Funnell 1965-6-29 51 Sierra Union flat campground, off highway 4. Comment
  JEPS124556 Image available Prunus virginiana var. demissa P. L. Billings 1965-6-29 129 Sierra Union Flat Campground off HWY 89 south of Downieville. Comment
  UCD40149  Pseudognaphalium thermale Rodney Gale Myatt 1971-7-3 1559 Sierra Hillside above Hwy 49, just to the north of Yuba River. Near Oregon Creek, Alleghany Road, and Sierra County line. 195 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
  JEPS51144  Pseudostellaria jamesiana W. L. Jepson 1934-8-3 16826 Sierra 2 mi e Bassett Sta. (Pioneer road sta., North Fork Yuba River); North Fork Yuba River 1706 Comment
  SEINET8849871  Pseudostellaria jamesiana W. Harnach, N. Harnach 1990-6-30 455 Sierra Sierra Valley, Yuba Pass. 2042 Comment
  RSA478137  Pseudostellaria jamesiana Robert Gustafson 1985-6-10 3149 Sierra SFSU Sierra Nevada Field Station, ca. 6 miles below Yuba Pass summit on Highway 49 1921 Comment
  CHSC89504  Psilocarphus brevissimus var. brevissimus G. Douglas Barbe; T. C. Fuller 1973-6-19 1623 Sierra Tahoe National Forest. Hoke Valley, N of Stampede Reservoir (Nevada Co. line), on Stampede Reservoir Rd. 9.75 miles (15.7 km.) N of Interstate Hwy 80 at Boca; 0.5 mile (800 m) S of Smithneck Rd; 9.5 miles (15.3 km.) W of Verdi, NV. [Original lat.long. on label is '39 31 N; 120 5 W']. 1828 Comment
  UC585136  Psilocarphus oregonus E. B. Babcock, G. L. Stebbins Jr. 1936-6-3 1659 Sierra about 5 mi n Sattley; Sierra Valley Comment
  CHSC52491  Pteridium aquilinum var. pubescens L. P. Janeway 1984-8-19 1051 Sierra Near the second switchback (towards SE) down from Packers Saddle. 1981 Comment
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Mar 22 2013
  POM148025  Pteryxia terebinthina var. californica George Haley 1927-8-6 6087 Sierra Webber Lake Comment
  UCD21961  Purshia tridentata Brian Vanden Heuvel 2002-7-7 167 Sierra Tahoe National Forest. 3.5 miles South of Sierraville on CA 89, west side of road. Comment
  UC477534  Pycnanthemum californicum L. S. Smith 1931-6-22 2566 Sierra Comptonville Dist. Yellow Jacket Ridge (Tahoe National Forest); , Yellow Jacket Ridge Comment
  SEINET7246456  Pyrola asarifolia W. Harnach, N. Harnach 1991-7-4 612 Sierra Sierra Valley, 0.5 miles S of Sattley, Martinetti Ranch (the fenced bog hole) 1512 Comment
  CAS-BOT-BC465501  Pyrola asarifolia Lillian S. Mott 1965-8-8 LM 6559 Sierra Packer Lake Comment
  CAS-BOT-BC466284  Pyrola asarifolia W. Harnach; N. Harnach 1991-7-4 612 Sierra Sierra Valley, Martinetti Ranch 1511 Comment
  UCD117798  Pyrola asarifolia Lillian S. Mott 1965-8-8 6559 Sierra Packer Lake. Comment
  SEINET8584740  Pyrola asarifolia subsp. asarifolia W. Harnach 2011-7-20 1249 Sierra South side of the North Fork of the Yuba River approx. 0.25 miles east of the Sierra Nevada Field Campus. 1676 Comment
  CHSC53044  Pyrola picta L. P. Janeway 1989-8-10 3570 Sierra Plumas National Forest. Haskell Pk overlooking Hwy 89/Sulphur Cr. 2133 Comment
  CAS-BOT-BC466125  Pyrola picta Elmer I. Applegate 1921-9-7 3375 Sierra Gold Lake 1981 Comment
  RSA151643  Pyrrocoma apargioides R. C. Bacigalupi, H. L. Mason, J. R. Sweeney 1953-7-8 4298 Sierra Along road to Beckwourth, from Calpine, Sierra Valley. 1463 Comment
  CAS-BOT-BC362161  Pyrrocoma apargioides Alice Eastwood 1918-6-29 7836 Sierra Loyalton Comment
  RSA88286  Pyrrocoma lucida J. T. Howell 1951-8-21 s.n. Sierra Sierra-Plumas Co. line on road from Blaitsden to Calpine. 1524 Comment
  UCD84066  Pyrrocoma lucida 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
  UCD133729  Pyrrocoma racemosa Beecher Crampton 1957-7-24 4414 Sierra Gordon Van Vleck Ranch. Sierra Valley. 4 miles northeast of Sattley. Comment
  CAS-BOT-BC362293  Pyrrocoma racemosa var. paniculata Gordon H. True 1966-7-21 3091 Sierra Sierra Valley, about 1 mile north of Sattley 1493 Comment
  UC218000 Image available Pyrrocoma racemosa var. paniculata J. G. Lemmon 1874-1 Sierra Sierra Co. (?) Comment
  UC86534  Pyrrocoma racemosa var. paniculata J. G. Lemmon 1875-1 126 Sierra Comment
  CHSC47416  Quercus chrysolepis Lowell Ahart 1976-8-10 1186 Sierra On a dry hillside, about 6 air miles west of Downieville. 1371 Comment
  CAS-BOT-BC105123  Quercus kelloggii Vincent Jones 1928-5-25 s.n. Sierra Cedar Glen Comment
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Mar 18 2018
  SACT002141  Quercus kelloggii T. S. 1961-5-21 Sierra Dense stands, slopes north and south through valleys 1524.0 Comment
  JEPS124672 Image available Quercus kelloggii C. L. Kline 1965-6-29 110 a Sierra 2.9 mi East of Goodyear Bar, HWY 49. Comment
  CAS-BOT-BC104609  Quercus vacciniifolia Elmer I. Applegate 1921-9-7 3379 Sierra Gold Lake 2133 Comment
  CAS-BOT-BC104612  Quercus vacciniifolia George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  CAS-BOT-BC104613  Quercus vacciniifolia Mrs. E. C. Suttiffe 1927-7-1 s.n. Sierra Salmon Lake Comment
  UCD47413  Quercus vacciniifolia John M. Tucker 1974-9-14 4338 Sierra Ca. 1 mile west of Scales, Sierra County, California. 1371 Comment
  CDA35620  Quercus vacciniifolia J. R. Keck Jr. 1978-6-29 PDR# 330068 Sierra Sierraville; Treasure Mtn. Rd., U. S. Forest Service Land. 0 Comment
  CAS-BOT-BC362689  Raillardella argentea L. P. Janeway 1984-8-11 977 Sierra Northwest of Sierra Buttes 2316 Comment
  CHSC57267  Raillardella argentea L. P. Janeway 1984-8-11 977 Sierra Northwest of Sierra Buttes. 2316 Comment
  CAS-BOT-BC186687  Ranunculus Catherine Best 1980-6-12 s.n. Sierra Yuba Summit on Highway 49 Comment
  UC1477430  Ranunculus Nancy Morin July 1978 274 Sierra Bear Valley Rd Kyburz Flat Comment
  CAS-BOT-BC379427  Ranunculus alismifolius var. alismellus Belle R. Jackson 1932-6-1 s.n. Sierra Yuba Pass Comment
  SJSU12172  Ranunculus alismifolius var. alismellus N. A. Hopkins 1973-6-11 526 Sierra nearButchers Cr above Robinsons Cow Camp 1889 Comment
  SJSU14209  Ranunculus alismifolius var. alismellus N. A. Hopkins 1989-7-1 1549 Sierra by Yuba Pass-Weber L Rd 0.5 mi N of Henness Pass Rd 2072 Comment
  SEINET8693797  Ranunculus alismifolius var. hartwegii W. Harnach, N. Harnach 1989-3-30 011 Sierra Sierra Valley, E of Calpine, Calpine Ranch (home). 1509 Comment
  UC191195  Ranunculus andersonii J. G. Lemmon April 1875 Sierra Sierra Valley Comment
  CAS-BOT-BC379218  Ranunculus aquatilis John Thomas Howell 1962-6-18 37837 Sierra Sattley 1524 Comment
  CHSC45396  Ranunculus aquatilis var. capillaceus Lowell Ahart 1980-9-9 2615 Sierra In a small pond along the edge of the dirt road, about 1/2 mile east of Webber Lake. 2011 Comment
  SJSU12170  Ranunculus cymbalaria N. A. Hopkins 1976-6-22 840 Sierra 0.5 mi N of Sattley, Sierra Valley 1524 Comment
  CHSC81049  Ranunculus flammula var. ovalis Lowell Ahart 2001-8-10 9107 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
  SJSU12169  Ranunculus glaberrimus var. ellipticus N. A. Hopkins 1984-3-7 1187 Sierra c. 1 mi SW of Calpine 1524 Comment
  UCR197000  Ranunculus occidentalis George K. Helmkamp, E. A. Helmkamp 2008-5-20 13480 Sierra Sierra Nevada Mountains Foothills, Henness Pass road, 3.4 miles northeast of Camptonville 1261 Comment
  SEINET5338851  Ranunculus occidentalis var. ultramontanus A. A. Heller, P. B. Kennedy 1907-7-1 8670 Sierra Purdy Comment
  UC1368481  Ranunculus orthorhynchus var. orthorhynchus R. K. Gierisch and D. H. Esplin 1969-6-25 3487 Sierra Saddle Mdw. Tahoe National Forest 1950 Comment
  JEPS87607  Rhamnus purshiana Lowell Ahart 1994-7-1 7429 Sierra about 1.5 mi ne Middlewaters (on the n side of Henness Pass Road, at Keystone Gap, e of Keystone Mountain, about 11 mi ne (air) of Alleghany); Keystone Gap 1889 Comment
  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
  UC592922  Rhamnus purshiana Carl B. Wolf 1937-8-6 Sierra 5 mi above Downieville; Northern Sierra Nevada, North of Yuba River 1066 Comment
  CAS-BOT-BC56588  Rhododendron columbianum R. F. Thorne; C. W. Tilforth 1969-9-6 39207 Sierra of Goose Lake, SE of Gold Lake 1950 Comment
  CHSC54561  Rhododendron neoglandulosum Lowell Ahart 1991-7-22 6671 Sierra On the east side of the dirt road, near a small hydrolic mine, near Burlington, about 1 mile north-east of Harris Meadow, about 1-1/4 miles north-east of Granite Mountain. 1828 Comment
  JEPS78166  Rhododendron occidentale Gary W. Zamzow 1972-6-27 33 Sierra 10 m w of Bath House (2 mi from Hwy 49 down Sardine Lake Road at Sand Pond); Sand Pond 1828 Comment
  JEPS95837  Ribes aureum var. aureum Lowell Ahart 1999-7-26 8128 Sierra about 7 miles (air) east of Webber Lake; Little Truckee River; on the west side of Independence Road; just south of the Little Truckee River; south of Fibreboard Road; about 7 miles (air) east of Webber Lake 1889 Comment
  CAS-BOT-BC108760  Ribes cereum W. R. Dudley 1894-9-1 s.n. Sierra Woods near Webber Lake. Comment
  CAS-BOT-BC108765  Ribes cereum Rimo Bacigalupi 1927-7-4 1609 Sierra Along banks of North Fork of Yuba River 2 miles west of Yuba Pass. 1920 Comment
  SEINET5339539  Ribes cereum M. J. Williams, A. Tiehm 1974-6-2 74 -B-3 Sierra Meadow near Hwy 89, north of Hobart Mills 1737 Comment
  CHSC105551  Ribes cereum var. cereum Lowell Ahart 2010-9-15 17160 Sierra About 20 yards southeast of the cabin, about 20 yards southeast of the upper pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak. 2134 Comment
  CAS-BOT-BC212586  Ribes montigenum John Thomas Howell; Gordon H. True 1970-7-14 5549 Sierra Verdi Peak Road, ca. 1 mile below Lookout 2499 Comment
  SD123476  Ribes nevadense Robert F. Thorne 1974-7-30 45025 Sierra Tahoe National Forest. Goose, Haven, and Snag lake areas. 2057 Comment
  UC496458  Ribes nevadense Merle Randall 1930-6-26 Sierra Falls, Hawley Grade Lake Tahoe Region Comment
  UC566232  Ribes roezlii A. Lewis 1934-7-5 496 Sierra 2.2 mi ne Poverty Hill; Downieville Quadrangle 1584 Comment
  SEINET5339780  Ribes roezlii P. A. Lehenbauer 1937-6-8 79 Sierra 25 mi. w. of Reno, NV, on Truckee Rivers, at Iceland, S. side of river by falls 1676 Comment
  SEINET5339783  Ribes roezlii L. McKenzie 1948-5-10 10 Sierra West slope of canyon, 3 miles west of Verdi, NV. Comment
  CAS-BOT-BC168787  Ribes viscosissimum H. Albert Barker 1926-7-8 92 Sierra Gold Lake Ridge, Squaw Lake 2042 Comment
  SEINET8916858 Image available Rigiopappus leptocladus W. Harnach 2013-5-17 1351 Sierra Sierra Valley, W of Loyalton, along Antelope Valley Road, 0.75 mile S of Hwy 49. Comment
  SEINET11541954  Rorippa curvipes var. curvipes P. B. Kennedy, S. B. Doten 1901-7-8 113 Sierra NE of Webber Lake. Comment
  CAS-BOT-BC74665  Rorippa curvisiliqua John Thomas Howell 1969-9-13 46109 Sierra Sierra Nevada. Little Truckee River near outlet of Webber Lake. 2042 Comment
  CAS-BOT-BC74669  Rorippa curvisiliqua Javier Penalosa 1962-6-20 2513 Sierra Little Truckee River at Highway 89. 1905 Comment
  CHSC54556  Rorippa curvisiliqua var. curvisiliqua Lowell Ahart 1991-7-22 6696 Sierra On the bottom of a drying stream, in French Meadow, about 1/4 mile south of Henness Pass Road, about 3 miles north-west of Webber Lake. 2133 Comment
  CDA3963  Rosa canina T. C. Fuller 1962-6-14 9020 Sierra North side of Highway 49 to Downieville, 3.7 miles west of Sierra City. 0 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
  UC1128635  Rubus parviflorus A. Lewis 1934-7-3 494 Sierra 1 mi sw Port Wine; Plumas National Forest, Downieville Quad. Comment
  JEPS4753  Rudbeckia californica W. L. Jepson 1934-7-30 16777 Sierra 6 mi above Downieville 1066 Comment
  CAS-BOT-BC363221  Rudbeckia occidentalis Catherine Best 1979-6-14 s.n. Sierra Hwy. 49, 3 miles east of Downieville Comment
  SJSU10636  Rumex acetosella M. D. Fleschner 1965-6-29 Sierra Hwy 49, 1 mi W of Downieville 914 Comment
  UCD101032  Rumex acetosella N. Hopkins Date Unknown 919 Sierra Ditch by Gold Lk. Rd. 1828 Comment
  JEPS102819  Rumex salicifolius var. triangulivalvis Lowell Ahart 2001-8-10 9087 Sierra About 100 feet SE of the dam, diversion dam across the Little Truckee River (water flows to Sierra Valley), about 100 yards south of Fiberboard Road (Forest Road 18), about 1/8 mile north of Henness Pass Road, about 5 miles (air) east of Webber Lake. 1920 Comment
  JEPS16711  Rumex salicifolius var. triangulivalvis Rimo Bacigalupi with H. L. Mason and J. R. Sweeney 1953-7-7 4269 Sierra near Calpine; Sierra Valley 1493 Comment
  CAS-BOT-BC434154  Rumex triangulivalvis Greg Sommers 1976-8-23 240 G Sierra Near Plumas County line, 200 m. east of 423 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
  CAS-BOT-BC445720  Sagittaria latifolia Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Lusk Meadows Comment
  CAS-BOT-BC132744  Salix arctica G. L. Smith 1961-7-20 1429 Sierra Slate Creek Canyon, betw. beginning of Conness Tr. and Carnegie Gardens Comment
  CAS-BOT-BC102842  Salix boothii L. S. Smith 1932-8-11 2660 A Sierra Tahoe National Forest, Babbit Spring 2133 Comment
  CAS-BOT-BC102843  Salix boothii L. S. Smith 1932-5-25 2660 Sierra Tahoe National Forest, Babbit Spring, Jones Valley 2286 Comment
  UC449850  Salix boothii L. S. Smith 1931-6-12 2562 Sierra along rd. to Babbitt Lookout Babbitt Spring; Tahoe Nat'l Forest, Sierraville District 2133 Comment
  NY284034  Salix californica J. G. Lemmon 1874-1 208 Sierra Comment
  CAS-BOT-BC103458  Salix eastwoodiae John Thomas Howell 1951-8-21 28276 Sierra Yuba Pass 2042 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
  CHSC43895  Salix eastwoodiae L. P. Janeway 1984-8-25 1094 Sierra Snag Lake. 2026 Comment
  JEPS96040  Salix eastwoodiae Vernon H. Oswald and Lowell Ahart 1996-8-19 8220 Sierra Yuba Pass-Weber Lake Road (Forest Route 12) 1.5 mi S of the road to Haypress Valley, northern High Sierra Nevada. Comment
  CAS-BOT-BC107932  Salix geyeriana W. R. Dudley 1894-9-1 s.n. Sierra Carey's station on stage road from Webber Lake to Truckee Comment
  CAS-BOT-BC107939  Salix geyeriana D. E. Breedlove 1962-6-13 3522 Sierra Along the Little Truckee River, 10.0 miles south of Sierraville on State Highway 89 - Sierra Nevada 1950 Comment
  CHSC113679  Salix lasiandra var. caudata L. P. Janeway 2014-5-28 11273 B Sierra Northern High Sierra Nevada. Plumas National Forest; Placer Diggings along Pine Grove Creek, just north of Pine Grove Cemetery, 0.8 air-km northwest of Howland Flat. 1646 Comment
  CAS-BOT-BC125434  Salix lasiandra var. lasiandra John Thomas Howell 1969-9-13 46107 Sierra Little Truckee River near outlet of Webber Lake 2042 Comment
  JEPS117457  Salix lasiandra var. lasiandra Lowell Ahart 2010-9-15 17173 Sierra Along stream and north of the second pond, about 100 yards north of the cabin, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak 2134 Comment
  SJSU10095  Salix lasiandra var. lasiandra H. T. Shishido 1961-5-20 Sierra confluence Milton Cr & Haypress Cr 1 mi SE of Sierra City 1249 Comment
  SEINET10395641  Salix lasiolepis C. Bell 1962-5-9 39 Sierra Left of Old Verdi Road SE of Verdi, ca 1.5 miles out on road. 1524 Comment
  CAS-BOT-BC124524  Salix lasiolepis var. lasiolepis Alice Eastwood 1918-4-6 6783 Sierra Downieville Comment
  CAS-BOT-BC124531  Salix lasiolepis var. lasiolepis Alice Eastwood 1918-4-6 6766 Sierra Downieville Comment
  CAS-BOT-BC124870  Salix lemmonii Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Salmon Lake Comment
  CAS-BOT-BC124875  Salix lemmonii W. R. Dudley 1900-6-21 5415 Sierra West side of Webber Lake Comment
  CAS-BOT-BC124876  Salix lemmonii W. R. Dudley 1900-6-20 5409 Sierra Near Webber Lake Comment
  CAS-BOT-BC124878  Salix lemmonii W. R. Dudley 1900-6-20 5411 Sierra West side of Webber Lake Comment
  CAS-BOT-BC124884  Salix lemmonii Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Salmon Lakes Comment
  CAS-BOT-BC124892  Salix lemmonii John Thomas Howell 1969-9-13 46124 Sierra North shore of Webber Lake 2064 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
  UC501409  Salix lemmonii L. S. Smith 1932-8-11 2661 Sierra s. side Babbit Spring; Tahoe Forest 2255 Comment
  UC501411  Salix lemmonii L. S. Smith 1932-5-25 2663 Sierra at crossing - south side large rock Tahoe Forest 2255 Comment
  CAS-BOT-BC125115  Salix ligulifolia W. R. Dudley 1909-8-25 s.n. Sierra Sierraville Comment
  CAS-BOT-BC128249  Salix lucida W. R. Dudley 1900-6-12 5524 Sierra By bridge over Little Truckee River - Sierraville, Truckee Stage Road Comment
  CHSC43892  Salix lucida subsp. lasiandra L. P. Janeway 1984-8-25 1075 Sierra Snag Lake. 2026 Comment
  CHSC63170  Salix lucida subsp. lasiandra Lowell Ahart 1994-7-1 7440 Sierra On the north side of Henness Pass Road, at Keystone Gap, east of Keystone Mountain, about 1 1/2 miles north-east of Middlewaters, about 11 miles (air) north-east of Alleghany. 1889 Comment
  RSA502886  Salix lucida subsp. lasiandra Javier Penalosa 1962-6-20 2550 Sierra Along Little Truckee River at Hwy 89. 1905 Comment
  RSA8054  Salix lucida subsp. lasiandra H. A. Barker 1927-6-28 s.n. Sierra Gold Lake. 1951 Comment
  CAS-BOT-BC125738  Salix orestera Javier Penalosa 1962-6-20 2550 Sierra Along Little Truckee River at Highway 89 1905 Comment
  CAS-BOT-BC126140  Salix scouleriana W. R. Dudley 1900-6-21 5482 Sierra Brook between Sawmill and Sierraville Comment
  CAS-BOT-BC126145  Salix scouleriana Alice Eastwood 1918-6-29 7904 Sierra Loyalton Comment
  CAS-BOT-BC126146  Salix scouleriana Gordon H. True 1965-9-16 2651 Sierra Sierra Valley, about 3/4 mile north of Sattley 1524 Comment
  RSA233776  Salix scouleriana Robert F. Thorne, C. W. Tilforth 1969-9-6 39216 Sierra Goose Lake, SE of Gold Lake. 1951 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
  JEPS99007  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
  CAS-BOT-BC238872  Sambucus nigra subsp. caerulea Alice Eastwood 1918-6-29 7829 Sierra Loyalton Comment
  CAS-BOT-BC238873  Sambucus nigra subsp. caerulea H. Albert Barker 1926-7-16 234 Sierra Gold Lake - west side 1981 Comment
  JEPS124615 Image available Sambucus nigra subsp. caerulea Virginia Hardham 1965-7-6 88 Sierra 36 mi S of Sierraville 9.1 mi north sagehen creek turnoff on HW 89. Comment
  CHSC57075  Sambucus racemosa var. microbotrys L. P. Janeway; Garrett Gibson 1991-7-22 4090 Sierra Plumas National Forest. Steep north-facing slope1/2 mi due east of Mohawk Gap (along road 21N31B). 2225 Comment
  SEINET8060178  Sambucus racemosa var. racemosa P. B. Kennedy, S. B. Doten 1901-7-23 204 Sierra Lincoln Valley. Comment
  JEPS16746  Sanguisorba annua Rimo Bacigalupi with H. L. Mason and J. R. Sweeney 1953-7-7 4272 Sierra along roadside near Calpine (Sierra Valley); Sierra Valley 1493 Comment
  RSA793119  Sanguisorba annua James R. Shevock 1985-7-6 11309 Sierra Tahoe National Forest. Along California Highway 89 about 5.4 miles north of Sierra-Nevada county line and north of Little Truckee River Campground. 1900 Comment
  SD211692  Sanguisorba annua Barbara Ertter 1987-6-12 7093 Sierra Highway 49 on east side Sierra Valley between Sierraville and Loyalton, south foot of Newman Point on Rice Hill, east side of road, dry flats below juniper slopes. 1524 Comment
  JEPS110137  Sanicula bipinnatifida var. flava Lowell Ahart 2006-6-21 12817 Sierra On the north side of the Foote Road, about 2.7 miles (by road) southwest of Alleghany 1103 Comment
  CHSC63110  Sanicula graveolens Lowell Ahart 1994-7-1 7443 Sierra On the north side of the larger pond, steep rocky slope on the north side of Henness Pass Road, at Keystone Gap, east of Keystone Mountain, about 1 1/2 miles north-east of Middlewaters, about 11 miles (air) north-east of Alleghany. 1889 Comment
  UC334427  Sanicula graveolens J. G. Lemmon 875 Sierra between Loyalton and Purdy's Comment
  SEINET10454584  Sanicula tuberosa Lowell Ahart, Peter Ahart 1983-10-27 Ahart 4488 Sierra Near a dirt road that is ca. 2 mi se of Jackson Meadow Reservoir, ca. 1 mi s of Pass Creek, near Jackson Meadow Reservoir. Red Fir Forest; 2200 m. 2200 Comment
  SEINET11160276  Sanicula tuberosa S. B. Doten 1901-7-2 81 Sierra Webber Lake. Comment
  CAS-BOT-BC466228  Sarcodes sanguinea George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  SEINET11977657  Sarcodes sanguinea J. G. Lemmon 1874-1 s.n. Sierra Sierra Co. &c Comment
  UC21768  Sarcodes sanguinea Miss Michener Aug 1893 Sierra 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
  SEINET11261797  Saxifraga californica George K. Helmkamp, E. A. Helmkamp 2011-6-9 17538 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 Comment
  UCR206552  Saxifraga californica George K. Helmkamp, E. A. Helmkamp 2009-5-28 14851 Sierra Northern Sierra Nevada Foothills, along CA-49, 1.8 miles north of the Yuba County line0 884 Comment
  SEINET12217055  Saxifraga californica F. H. Utech 1986-1 86 -062 Sierra Tahoe National Forest, ca 1 mi E on CA 49 from Downieville, along North Yuba River 1350 Comment
  SD134084  Schoenoplectus acutus Fred Sommers 1976-8-14 215 Sierra Sierra Valley Marsh, along Dyson Lane. In standing water in roadside ditch. 1524 Comment
  JEPS124678 Image available Scirpus acutus Himayat H. Naqvi Sierra About a mile north of the intersection of Calpine Beckworth Road. highway 89, just on the road side in a pond with lightly alkaline water. Comment
  CHSC52555  Scirpus congdonii L. P. Janeway 1984-8-25 1076 Sierra Along the margin of Snag Lake. 2026 Comment
  RSA252389  Scirpus congdonii Robert F. Thorne, C. W. Tilforth 1969-9-6 39200 Sierra Moist margin of Haven Lake (between Goose and Snag Lakes). 1951 Comment
  CAS-BOT-BC35583  Scirpus congdonii Gladys L. Smith 1959-6-19 1220 Sierra Lower Sardine Lake 1828 Comment
  CAS-BOT-BC35597  Scirpus congdonii D. H. Esplin; R. K. Gierisch 1968-10-2 21 Sierra Tahoe National Forest, Cold Creek Campground 1584 Comment
  SJSU10215  Scirpus congdonii C. W. Sharsmith 1983-6-8 8796 Sierra midway between Marvin Ranch & Scales 1341 Comment
  CAS-BOT-BC111088  Scirpus microcarpus Gladys L. Smith 1959-6-19 1223 Sierra Lower Sardine Lake. 1828 Comment
  SJSU13953  Scirpus microcarpus N. A. Hopkins 1984-8-4 1226 Sierra 1 mi SW Calpine, Sierra Valley 152 Comment
  RSA238368  Scribneria bolanderi Frederick W. Oettinger 1968-8-1 348 Sierra Along inlet stream to Little Hancock Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2043 Comment
  UC1523371  Scutellaria siphocampyloides J. G. Lemmon August 1874 Sierra Comment
  UCD149505  Sedum G. L. Stebbins 1970-7-4 7033 Sierra Fiddle Creek Canyon, northeast of Indian Valley. (Exact location unknown. Coordinates estimated by label maker.) 1036 Comment
  SEINET10482969  Sedum Mary Susan Taylor 1981-7-17 Taylor 4049 Sierra T21N R12E ne sec 29, Sierra City NW quad. S side of Salmon Lakes Rd, just E of Upper Salmon Lake, ca. 9 air mi S of Mohawk. 6500 ft elev. 1981 Comment
  JEPS87650  Sedum laxum subsp. laxum Lowell Ahart 1994-7-1 7437 Sierra about 1 1/2 mi ne Middlewaters (s of the larger pond, slope on n side Henness Pass Road at Keystone Gap, e of Keystone Mountain, about 11 mi (air) ne of Alleghany); e of Keystone Mountain, ne of Middlewaters, Keystone Gap 1889 Comment
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Oct 29 2020
  CAS-BOT-BC64216  Sedum obtusatum subsp. obtusatum Gladys L. Smith 1959-6-20 1244 Sierra On road between Gold Lake and Feather River Highway. Plumas-Sierra County line. 1981 Comment
  JEPS125762  Sedum spathulifolium William Harnach 2013-5-1 1333 Sierra Goodyears Bar. 1.3 miles South of Highway 49 on Mountain House Road. Comment
  UCR230993  Sedum spathulifolium George K. Helmkamp, E. A. Helmkamp 2011-6-9 17536 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
  CHSC115256  Selaginella wallacei Lowell Ahart 2015-5-9 20158 Sierra Cliffs,on the north side of the Canyon Creek Trail, trail on the north side of the North Fork of the Yuba River, about 300 yards west of Highway 49, about one mile west of Indian Valley. 692 Comment
  JEPS124074  Selaginella wallacei Lowell Ahart 2015-5-9 20158 Sierra About 300 yards west of Highway 49, about one mile west of Indian Valley. Comment
  CAS-BOT-BC69772  Selaginella wallacei G. L. Stebbins 1970-7-4 7029 Sierra Fiddle Creek Ridge, n. of State Highway no. 49, 3 mi. ne. of Indian Valley. 914 Comment
  CHSC59171  Senecio clarkianus Vernon H. Oswald; Linnea Hanson, Sam van der Kloet, Kathy van Zuuk 1992-9-4 5196 Sierra Harris Meadow, E of Granite Mtn., SSE of Downieville. 1706 Comment
  UC1594523  Senecio clarkianus Lowell Ahart 1992-8-6 6914 Sierra n Black Jack Ravine (about 1 mi s of Granite Mountain, about 1/2 mi w of Harris Meadow) 1676 Comment
  CAS-BOT-BC363802  Senecio integerrimus Javier Penalosa 1962-6-20 2546 Sierra Little Truckee River at Highway 89 1905 Comment
  CAS-BOT-BC363803  Senecio integerrimus Jean L. Pawek 1956-5-21 59 Sierra Highway 49 1219 Comment
  CAS-BOT-BC363922  Senecio integerrimus var. exaltatus Anna Head 1921-6-22 s.n. Sierra Campbells Hot Springs, Feather River Region Comment
  RSA0125024  Senecio integerrimus var. exaltatus Robert Gustafson 1985-6-10 3145 Sierra Near the jct. of Hwy. 49 and Forest Service road 12 Yuba Pass summit. 2042 Comment
  UC585148  Senecio integerrimus var. major E. B. Babcock, G. L. Stebbins Jr. 1936-6-3 1680 Sierra e side Sierra Valley (on road to Loyalton) 1600 Comment
  CAS-BOT-BC363990  Senecio integerrimus var. major Lewis S. Rose 1934-7-1 34300 Sierra NW. of Gold Lake 2103 Comment
  JEPS37282  Senecio serra var. serra W. L. Jepson 1896-8-26 Sierra w of Reno, Nevada; Dog Valley 1828 Comment
  JEPS39007  Senecio serra var. serra W. L. Jepson 1918-8-18 8056 Sierra Sierraville 1767 Comment
  JEPS102636  Senecio streptanthifolius Lowell Ahart 2001-8-10 9101 Sierra Base of a steep bluff, ca 100 ft SW of the dam, diversion dam across the Little Truckee River (flows to Sierra Valley), ca 150 yds s of Fiberboard Road (Forest Road 18), ca 1/8 mi n of Henness Pass Road, ca 5 mi (air) e of Webber Lake. 1920 Comment
  CAS-BOT-BC364415  Senecio triangularis George Hale 1927-8-6 s.n. Sierra Webber Lake Comment
  CAS-BOT-BC364418  Senecio triangularis George Hale 1927-8-6 s.n. Sierra Webber Lake Comment
  CAS-BOT-BC364416  Senecio triangularis W. Harnach; N. Harnach 1989-6-24 170 Sierra Sierra Valley. Martinetti Ranch (Elvers) 1517 Comment
  POM148022  Senecio triangularis George Haley 1927-8-6 9411 Sierra Webber Lake Comment
  UCSB2770  Senecio triangularis Dieter H. Wilken 1969-7-24 8069 Sierra collected 2.0 mi N, at Salmon Creek along the road to Graeagle, near the Sierra Buttes, in La Sierra Nevada Mountains State Highway 49 - Salmon Creek, Sate Highway 49, Graeagle, and Sierra Buttes 1981 Comment
  UC1557863  Sericocarpus oregonensis subsp. californicus J. Semple and S. Heard 1986-8-13 8411 Sierra 9.1 km e of, CA-49, w of Sierraville Downieville Post Office Comment
  JEPS113913  Sidalcea gigantea Dean W. Taylor 2001-8-2 17889 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, Goodyear's Bar 71/2 USGS quadrangle 1341 Comment
  CHSC48611  Sidalcea glaucescens Vernon Oswald 1984-6-25 1311 Sierra LaPorte-Quincy Rd., ca. 7 mi n-e of LaPorte. 1737 Comment
  JEPS125757  Sidalcea glaucescens William Harnach 2013-6-8 1369 Sierra Dog Valley proper, Sierra County. Comment
  UCR257704  Sidalcea glaucescens George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-7-23 19497 Sierra Northern Sierra Nevada Mountains, Stampede Dam Road, 1.7 miles north of the Nevada County line, just east of Stampede Reservoir 1770 Comment
  SBBG35706  Sidalcea oregana K. K. Muller 1963-8-15 1231 Sierra 5 mi S of Gold Lake Comment
  JEPS743  Sidalcea oregana subsp. spicata W. L. Jepson 1934-8-2 16789 Sierra 2 mi e Bassett sta. (Pioneer sta., North Fork Yuba River); North Fork Yuba River, Pioneer Sta. e of Bassett sta. 1706 Comment
  SD50702  Sidalcea oregana subsp. spicata Darley F. Howe 1959-8-2 2778 Sierra 1.0 mile west of Yuba Pass. 1829 Comment
  SEINET9004790  Sidalcea oregana var. spicata A. A. Heller, P. B. Kennedy 1907-7-1 8669 Sierra Purdy. Comment
  CAS-BOT-BC384460  Silene antirrhina Lowell Ahart 1982-7-28 3689 Sierra About 1/4 mile north of the Pacific Mine, about 5 miles east of La Porte 1700 Comment
  CHSC37232  Silene antirrhina L. Ahart 1982-7-28 3689 Sierra Ca. 1/4 mi n of Pacific Mine, ca. 5 mi e of LaPorte. 1700 Comment
  CAS-BOT-BC387052  Silene douglasii H. Albert Barker 1926-7-8 94 Sierra Gold lake Ridge 2072 Comment
  SD147601  Silene douglasii John Thomas Howell, Gordon H. True 1970-7-14 5523 Sierra At Verdi Peak Lookout, Verdi Range. 2560 Comment
  CHSC110767  Silene invisa Dean Wm. Taylor 2011-8-10 21151 Sierra Sierra Nevada. Henness Pass Road 2 miles Eat of Keystone Gap 2072 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-BC178683  Silene invisa Lowell Ahart 1977-7-15 s.n. Sierra Found on the north side of Mt. Fillmore, about 10 miels northeast of La Porte 2000 Comment
  JEPS48991  Silene invisa Leland S. Smith 1925-7-15 1685 Sierra e side French Meadows , e side French Meadows (Tahoe Forest) 1981 Comment
  SJSU11975  Silene laciniata N. A. Hopkins 1975-7-24 705 Sierra by Woodruff Cr 0.5 mi S of its confluence with Rock Cr 822 Comment
  CDA24114  Silene lemmonii D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-2 6 .311 Sierra Haypress Creek. Wild Plum Campground along Route 49. 0 Comment
  POM160300  Silene lemmonii J. G. Lemmon 1889-6-8 s.n. Sierra Sierra Valley. [county not specified] Comment
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Jun 10 2012
  RSA748321  Silene lemmonii K. M. Meyer, A. Townesmith 2007-7-17 128 Sierra Tahoe National Forest. 1 mile up road toward Lake of the Woods, off road 07. 2191 Comment
  NY342633  Silene lemmonii J. G. Lemmon 1874-1 18 Sierra Comment
  SJSU11979  Silene lemmonii N. A. Hopkins 1979-7-9 964 Sierra c. 8 mi NW of Sattley 1524 Comment
  CAS-BOT-BC389542  Silene nuda James Jokerst 1985-7-22 2530 Sierra Near Carman Creek 901 Comment
  CAS-BOT-BC389615  Silene sargentii David W. Showers 1980-10-5 4443 Sierra On n to ne-facing slopes of Sierra Buttes (nw corner of sec 21), 1/2 mi sw of Mountain Mine 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
  SBBG6660  Solanum parishii H. and M. Dearing 1939-5-9 3310 Sierra N fork Yuba River near Downieville Comment
  UCD130596  Solanum parishii William Haley; Sandra Haley 2012-8-1 s.n. Sierra Tahoe National Forest. Along Pacific Crest Trail just after the trail goes from the east side of the crest to the west side of the crest. 2270 Comment
  SJSU12191  Solanum parishii N. A. Hopkins 1983-8-30 1180 Sierra by Pacific Crest Trail c. 1 mi N of Packer Saddle 2194 Comment
  JEPS124601 Image available Solanum umbelliferum B. Wenegrat 1969-6-27 29 Sierra 5 miles E of Downeyville on H. 49 Comment
  SEINET12329961  Solanum xanti var. intermedium F. H. Utech 1986-1 86 -080 Sierra Tahoe National Forest, ca 1 mi E on CA 49 from Downieville, along North Yuba River 1350 Comment
  CAS-BOT-BC364892  Solidago W. Harnach; N. Harnach 1989-8-27 250 Sierra Sierra Valley. Strang Creek 1499 Comment
  SEINET13709774  Solidago canadensis subsp. elongata Lowell William Ahart, Lowell William Ahart 2001-1 9105 Sierra Near Diversion Dam across Little Truckee River, Just S of Fiberboard Road (Fsr 18), 1/8 Mi. N of Henness Pass Rd., 5 Air Mi. E of Webber Lake (T19N, R15E, SW 1/4 sec. 15) 6300 Ft. 1920 Comment
  CHSC43998  Solidago elongata L. P. Janeway 1984-8-25 1081 Sierra Lake just SW of Snag Lake. Near the edge of the lake. 2026 Comment
  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
  JEPS102368  Solidago elongata Lowell Ahart 2001-8-10 9105 Sierra about 5 air miles E of Webber Lake (about 200 ft SW of diversion dam on Little Truckee River, 100 yds S of Fiberboard Road (FSR 18), about 1/8 mi N of Henness Pass Road) 1920 Comment
  JEPS118436  Solidago elongata Lowell Ahart 2011-9-23 17709 Sierra Growing on the west side of Pass Creek, south of Hennas Pass Road, west of French Meadow, east of Forest Road 70, about 3 miles (air) northwest of Webber Lake 2015 Comment
  UC334395  Solidago elongata unknown 1890-1 Sierra Oleson's ranch , Oleson's Ranch (Sierra Valley) Comment
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Jul 12 2007
  CHSC80932  Solidago spectabilis Lowell Ahart 2001-8-10 9070 Sierra Meadow, on the east side of Hobart Mills Road, about 100 feet southwest of the power pole, about 1 mile (air) south of Stampede Reservoir. 1798 Comment
  SJSU13904  Solidago spectabilis N. A. Hopkins 1986-9-23 1384 Sierra Hwy 89 on SW side Sierra Valley 1524 Comment
  SEINET13710088  Solidago spectabilis Lowell William Ahart, Lowell William Ahart 2001-1 9070 Sierra Hobart Mills Rd. 1 Air Mi. SE of Stampede Reservoir (T18N, R17E, sec 31, NW 1/4) 5900 Ft. 1798 Comment
  JEPS125753  Solidago velutina subsp. californica William Harnach 2014-8-27 1394 Sierra Townsite of Calpine behind 208 Coates Avenue. Comment
  SJSU12244  Solidago velutina subsp. californica N. A. Hopkins 1982-9-23 1118 Sierra c. 1.5 mi SW of Calpine 1524 Comment
  UC1128685  Sorbus scopulina var. scopulina A. Lewis 1934-7-6 502 Sierra 2 mi e Poverty Hill; Plumas National Forest 1524 Comment
  RSA252497  Sparganium angustifolium Robert F. Thorne, C. W. Tilforth 1969-9-6 39192 Sierra Just E of Highway from Snag Lake (SE of Gold Lake). 1951 Comment
  RSA286319  Sparganium angustifolium Robert F. Thorne 1974-7-30 45061 Sierra Tahoe National Forest: Goose, Haven, and Snag Lake area. 2058 Comment
  CAS-BOT-BC374769  Sphaeromeria potentilloides var. potentilloides Lemmon 1881-8-1 s.n. Sierra Sierra Val. Comment
  JEPS14631  Sphenosciadium capitellatum L. Constance, R. Bacigalupi, and E. Nasir 1953-9-9 3473 Sierra 4 mi s Webber (between Webber and Meadow Lakes) 2133 Comment
  JEPS923  Sphenosciadium capitellatum W. L. Jepson 1934-8-6 16859 Sierra Yuba Pass 2011 Comment
  CAS-BOT-BC152547  Spiraea splendens George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  HSC31081  Spiraea splendens var. splendens R. F. Thorne, C. W. Tilforth 1969-9-6 39209 Sierra Goose Lake, SE of Gold Lake 1951 Comment
  HSC65715  Spiraea splendens var. splendens R. F. Thorne 1974-7-30 45029 Sierra Tahoe National Forest, Goose, Haven and Snag Lake areas 2058 Comment
  JEPS63084  Stachys ajugoides var. rigida W. L. Jepson 1934-8-2 16790 Sierra 2 mi e Bassett road sta. (Pioneer road sta.); North Fork Yuba River Comment
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Dec 26 2016
  SD42515  Stachys palustris subsp. pilosa Carl B. Wolf 1937-8-6 9060 Sierra Church Meadows, southeast of Gold Lake. 2042 Comment
  OBI13482  Stachys pilosa Carl B. Wolf 1937-8-6 9060 Sierra N Sierra Nevada, Church Meadows, SE of Gold Lake 2042 Comment
  RSA0109090  Stachys pycnantha Carl B. Wolf 1937-8-6 9053 Sierra Northern Sierra Nevada, North Fork of Yuba River, 5 miles above Downieville. 1067 Comment
  SJSU12227  Stachys rigida N. A. Hopkins 1982-7-19 1073 Sierra 1 mi S of Calpine Comment
  UC1609206  Stellaria calycantha Lowell Ahart 1993-9-10 7198 Sierra about 1 mi sw Gibsonville to Johnsville dirt road (on n side of Mount Fillmore, at end of poor dirt road, about 100 yds sw of the stream); Mount Fillmore 2133 Comment
  SEINET8884592  Stellaria longipes W. Harnach, N. Harnach 1989-6-10 134 Sierra Sierra Valley, 1.5 miles W of Sierraville on Hwy 49, Strang Corral on Hwy 49. 1503 Comment
  UCR198108  Stellaria longipes Janet Seely 1976-5-30 30 Sierra 7.1 mi north of Interstate 80 on Hirshdale Road 1829 Comment
  SEINET11944998  Stellaria longipes J. G. Lemmon 1874-1 20 Sierra Comment
  CAS-BOT-BC391211  Stellaria longipes subsp. longipes Alice Eastwood 1918-6-29 7927 Sierra Loyalton Comment
  CHSC61788  Stellaria obtusa Lowell Ahart 1993-9-10 7188 Sierra Along the edge of a small stream, at the end of a poor dirt road where there is a camp and water ditch, on the north side of Mount Fillmore, about 1 mile south-west of the dirt road from Gibsonville to Johnsville. 2133 Comment
  CAS-BOT-BC375012  Stenotus acaulis W. Harnach; N. Harnach 1990-5-6 284 Sierra Sierra Valley. On the slope behind the Montgomery Ranch east of Loyalton 1554 Comment
  CAS-BOT-BC375013  Stenotus acaulis Gordon H. True 1967-7-31 3676 Sierra Verdi Peak Road ca. 1.5 miles below summit 2438 Comment
  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
  JEPS96059  Stephanomeria lactucina Vernon H. Oswald and Lowell Ahart 1996-8-19 8209 Sierra Yuba Pass-Weber Lake Rd. (Forest Rt. 12) 1 mi S Long Valley Creek 2.3 mi S of the road to Bassetts, Northern High Sierra Nevada. 2225 Comment
  SJSU12127  Stephanomeria lactucina N. A. Hopkins 1974-8-7 628 Sierra near Packer Saddle 2133 Comment
  SEINET8078257  Stipa lemmonii var. lemmonii K. L. Neal 1960-5-28 s.n. Sierra 8 miles NW of Verdi. 1463 Comment
  SEINET8080350  Stipa occidentalis var. pubescens P. A. Lehenbauer 1937-1 58 Sierra Sierra Nevada, 25 miles west of Reno, on Truckee River at Iceland. 1676 Comment
  CHSC67206  Streptanthus cordatus var. cordatus James D. Jokerst 1990-7-27 3172 Sierra Balls Ranch. Summit of Bald Mtn. Range at N end. 2621 Comment
  CHSC67648  Streptanthus polygaloides James D. Jokerst 1984-7-23 2152 Sierra Ladies Canyon Creek Hydro Survey: N of Fournier Ranch, ca. 300 ft up on the S slope above Ladies Creek. 1341 Comment
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Jun 21 2014
  CHSC78239  Streptanthus polygaloides Lowell Ahart 2000-6-15 8474 Sierra Around the monument, at the intersection of Mountain House Road and Henness Pass Road, about 2 miles (air) northwest of Forest, about 3 miles (air) northwest of Alleghany. 1463 Comment
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Jun 21 2014
  CHSC94121  Streptanthus polygaloides Lowell Ahart 2006-6-21 12807 Sierra On the west side of the Foote Road, about 3.7 miles (by road) southwest of Alleghany. 1093 Comment
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Jun 21 2014
  RSA509431  Streptanthus polygaloides B. Pitzer, S. Morgan, H. M. Soldan 1988-5-27 868 Sierra Above Ramshorn Campground, on Hwy. 49, ca. 15 miles NE of Camptonville and ca. 5 miles W of Downieville. 823 Comment
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Jun 21 2014
  UC614608  Streptanthus polygaloides L. Constance 1938-6-8 2293 Sierra e-facing slope above North Fork of Yuba River (3.8 mi w of Downieville) 853 Comment
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Jun 21 2014
  CAS-BOT-BC87422  Streptanthus polygaloides Herbert L. Mason 1959-5-24 14899 Sierra In canyon of north fork of the Yuba River, exactly opposite Goodyears Bar (above north bank of river). 853 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-BC87836  Streptanthus tortuosus Gladys L. Smith 1959-6-20 1239 Sierra Down-grade north of Gold Lake. 1981 Comment
  RSA166271  Streptanthus tortuosus H. Dearing, M. Dearing 1939-5-9 3308 Sierra Indian Valley read Downieville. Comment
  UCR57983  Streptanthus tortuosus B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-28 0895 Sierra Sierra Nevada Mtns., Convict Flat Picnic Area, on North Yuba River, 12 mi NE of Camptonville on Hwy 49 780 Comment
  SEINET12006996  Streptanthus tortuosus J. G. Lemmon 1874-1 10 Sierra Sierra Co., &c Comment
  JEPS108765  Streptanthus tortuosus var. suffrutescens Lowell Ahart 2006-6-21 12822 Sierra On the north side of the road, about 2 miles (by road) west of Forest 1329 Comment
  CHSC56531  Streptanthus tortuosus var. tortuosus L. P. Janeway 1984-8-3 956 Sierra Top of the ridge (Sierra crest) west of Packer Lake (just north of Packer Saddle). 2164 Comment
  CHSC81018  Symphoricarpos rotundifolius var. rotundifolius Lowell Ahart 2001-8-10 9080 Sierra Near Davies Creek, on both sides of Henness Pass Road, about 3 miles west of Sardine Valley, about 5 1/2 miles (air) northwest of Stampede Reservoir Dam. 1889 Comment
  JEPS102637  Symphoricarpos rotundifolius var. rotundifolius Lowell Ahart 2001-8-10 9080 Sierra Near Davies Creek, on both sides of Henness Pass Road, about 3 miles west of Sardine Valley, about 5 1/2 miles (air) NW of Stampede Reservoir Dam. 1889 Comment
  SJSU12236  Symphoricarpos rotundifolius var. rotundifolius N. A. Hopkins 1982-7-27 1095 Sierra by road to Babbitt Peak, Bald Mt Range 2621 Comment
  CAS-BOT-BC97576  Symphyotrichum ascendens Robert F. Thorne; L. DeBuhr; C. W. Tilforth 1972-9-20 42361 Sierra Plumas National Forest: Ditch along road near Snag Lake 2057 Comment
  CHSC56842  Symphyotrichum ascendens L. P. Janeway; Garrett Gibson 1991-9-13 4142 Sierra Plumas National Forest. 1 1/2 mi north of Haskell Peak; upper tributary to Big Boulder Creek. 2103 Comment
  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
  JEPS40778  Symphyotrichum spathulatum W. L. Jepson 1934-8-6 16862 Sierra Yuba Pass 2011 Comment
  CHSC61777  Symphyotrichum spathulatum var. spathulatum Lowell Ahart 1993-9-10 7224 Sierra On the east side of the county road, on the west side of a meadow, about 1/2 mile north of Gibsonville. 1676 Comment
  RSA170316  Taeniatherum caput-medusae P. C. Martinelli 1963-6-25 s.n. Sierra South side of road to Dog Valley, ca. 1 mile NW of Verdi, Washoe County, Nevada. Comment
  CAS-BOT-BC376981  Taraxacum officinale Valerie Ziemba 1981-5-17 040 Sierra 1 mi. east of Sierraville off Rt. 49 on dirt Rd. to Bear Valley Comment
  CHSC11046  Taraxia tanacetifolia Lowell Ahart 1966-8-13 Sierra Near Loyalton. 1524 Comment
  JEPS16743  Taraxia tanacetifolia Rimo Bacigalupi with H. L. Mason and J. R. Sweeney 1953-7-8 4282 Sierra along road to Beckwourth from Calpine; Sierra Valley 1463 Comment
  CDA37989  Taraxia tanacetifolia T. C. Fuller 1962-6-14 9010 Sierra Highway 49 to Sierraville, 0.6 mile west of Loyalton. 0 Comment
  JEPS105694  Tauschia howellii Steve Edwards and Christopher Thayer 2004-7-18 Sierra Henness Pass Road at Keystone Gap turnout, Tahoe National Forest Comment
  UC1134370  Taxus brevifolia A. Lewis 1934-8-22 531 Sierra 2 mi sw Bald Top; Tahoe National Forest, Downieville Quad. 1371 Comment
  SEINET12217520  Tellima grandiflora F. H. Utech 1990-1 90 -874 Sierra Tahoe NF, American Flat area, Oregon Creek Fork, ca 1.5 mi NNE of Pliocene Station on NF Rd S300 1000 Comment
  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
  POM308868  Thalictrum fendleri Betty J. Jorgensen 1944-6-22 478 Sierra Along Little Truckee River, on road between Independence and Webber Lakes. Comment
  SJSU14224&