Search Results — 2000 specimen records retrieved (1351 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
  SEINET11305047  Abies concolor var. lowiana D. Charlet 1996-7-25 2306 Sierra Sierra Nevada Bald Mountain Range; ridge NE of Babbitt Peak. Long Valley Creek headwaters. Great basin drainage (Honey Lake) 2530 Comment
  UCD134192  Abies magnifica John Thomas Howell; Gordon H. True 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
  UCD116970  Acer glabrum var. glabrum N. Hopkins 1971-6-25 420 Sierra 0.25 mile north of Packer Lake. 1981 Comment
  HSC2806  Acer macrophyllum R. G. Means 1962-6-22 18 Sierra 2.3 mi. E of Downieville, Hwy. 49 915 Comment
  JEPS124792 Image available Acer macrophyllum P. L. Billings 1965-7-12 53 Sierra Union Flat Campground east of Downieville on Hwy 49. Branch of Yuba River close by. Comment
  CAS-BOT-BC210711  Achnatherum lemmonii Lowell Ahart 1982-7-28 3693 Sierra About 0.25 mi. N of the Pacific Mine, ca 5 mi. E of La Porte 1700 Comment
  CAS-BOT-BC210712  Achnatherum lemmonii John Thomas Howell; R. C. Barneby 1954-5-13 29542 Sierra North Fork Yuba River, 4 miles below Downieville 807 Comment
  UC593507  Achnatherum lemmonii E. B. Babcock, G. L. Stebbins Jr. 1926-6-3 1627 Sierra 3 1/2 mi ne on road to Loyalton Sierraville (Newman Point, se edge of Sierra Valley); Sierra Valley 1615 Comment
  CAS-BOT-BC210749  Achnatherum nelsonii David D. Keck 1944-7-8 6401 Sierra 3 miles N.E. of Sierra City on North Fork of Yuba River near mouth of Sardine Creek 1584 Comment
  CAS-BOT-BC216913  Achnatherum occidentale Lowell Ahart 1977-8-2 s.n. Sierra N side of Mount Fillmore 2000 Comment
  SEINET5585748  Achnatherum occidentale P. A. Lehenbauer 1937-1 120 Sierra 25 mi. west of Reno, on Truckee R., at Iceland, on south side of river by falls 1676 Comment
  JEPS87475  Achnatherum occidentale subsp. californicum Lowell Ahart 1993-9-10 7194 Sierra 1 mi sw dirt road from Gibsonville to Johnsville (at the end of a poor dirt road near a camp and water ditch, n. side Mount Fillmore); Mount Fillmore 2133 Comment
  UCD51026  Achnatherum occidentale subsp. californicum P. B. Kennedy 1929-7-29 s.n. Sierra Sierra City to Sierraville. 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
  SEINET255842  Achnatherum occidentale subsp. pubescens L. R. Firestone, H Firestone 1983-8-5 8312 Sierra 1.7 mi north of Alpine on CA 89 1349 Comment
  UC333639  Achnatherum stillmanii H. N. Bolander, Kellogg, M. D. and Co. 1887-7-1 Sierra near Gold River; Sierra Comment
  CHSC105787  Acmispon americanus var. americanus Lowell Ahart 2010-9-15 17159 Sierra Open areas, around trees, about 20 yards northwest of the cabin, about 50 yards southwest of the middle pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak. 2134 Comment
  SEINET5327391  Acmispon nevadensis var. nevadensis H. Hamlin s.n. Sierra Sierra Valley Comment
  SEINET5337479  Aconitum columbianum P. B. Kennedy, Samuel Bradford Doten 1901-7-23 203 Sierra Lincoln Valley Comment
  CAS-BOT-BC391496  Aconitum columbianum subsp. columbianum Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Salmon Lake Comment
  CAS-BOT-BC391497  Aconitum columbianum subsp. columbianum Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Salmon Lake Comment
  SEINET8663875  Aconitum columbianum var. columbianum W. Harnach, N. Harnach 1989-6-24 175 Sierra 0.5 miles S of Sattley, Martinetti Ranch (Elvers). 1518 Comment
  HSC93419  Aconogonon phytolaccifolium Vernon H. Oswald, L. Ahart 1996-8-19 8214 Sierra Yuba Pass-Weber Lake Rd. (Forest Rte. 12) .4 mi. N of the rd. to Haypress Valley 2226 Comment
  CAS-BOT-BC391619  Actaea rubra W. Harnach; N. Harnach 1989-5-13 088 Sierra Sierra Valley. Martinetti Ranch (Elvers) 1517 Comment
  SEINET5337535  Actaea rubra subsp. arguta S. B. Doten 1901-7-5 102 Sierra [Sierra Nevada] Little Truckee below Webber Lake Comment
  CHSC46022  Adiantum aleuticum Lowell Ahart 1976-5-22 1125 Sierra West of the water trough, along Goodyears Bar Road, south of Goodyears Bar. 914 Comment
  UCR206558  Adiantum aleuticum George K. Helmkamp, E. A. Helmkamp 2009-5-28 14852 Sierra Northern Sierra Nevada Foothills, along CA-49, 1.8 miles north of the Yuba County line0 884 Comment
  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
  UCLA72419  Agastache urticifolia H. M. Evans Jul 1921 Sierra Salmon Lake Comment
  CHSC19716  Ageratina occidentalis Lowell Ahart 1974-9-6 Sierra Near Mt. Etna Section line 26 and 27 below Big Rocks, near La Porte, Calif. 1828 Comment
  CAS-BOT-BC29382  Ageratina occidentalis Horace Albert Barker 1926-7-31 163 Sierra Haskel [Haskell] Peak Comment
  CAS-BOT-BC29601  Agoseris X dasycarpa Alice Eastwood 1918-6-29 7842 Sierra Loyalton Comment
  SJSU13961  Agoseris X elata N. A. Hopkins 1988-5-16 1402 Sierra Long Valley Rd c. 1 mi SW of Bordertown 1615 Comment
  UCSB16081  Agoseris glauca 1962-6-13 Sierra 1.5 miles north of Sierraville on State Highway 89 1524 Comment
  CAS-BOT-BC15458  Agoseris glauca var. glauca D. E. Breedlove 1962-6-13 3504 Sierra 1.5 miles north of Sierraville on State Hwy. 89 1524 Comment
  CAS-BOT-BC15443  Agoseris grandiflora var. grandiflora H. M. Hall; E. B. Babcock 1903-7-1 4468 Sierra Sierra Valley 1524 Comment
  CAS-BOT-BC15347  Agoseris heterophylla Alice Eastwood 1918-6-29 7853 Sierra Loyalton Comment
  UCD84084  Agoseris heterophylla 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
  UCD84136  Agoseris heterophylla Ayzik Solomeshch 2009-6-7 s. n. Sierra Sierra Valley, Bradley Ranch, along Calpine Rd, ca. 100 m N from the road. 1495 Comment
  SJSU12217  Agoseris heterophylla N. A. Hopkins 1982-6-19 1051 Sierra 1 mi S of Calpine 1524 Comment
  SEINET8666036 Image available Agoseris heterophylla var. heterophylla W. Harnach 2013-4-6 1303 Sierra 1.6 miles west of Goodyears Bar on Hwy 49 and north of the Ramshorn campground. 902 Comment
  JEPS29717  Agoseris parviflora Rimo Bacigalupi, and L. R. Heckard 1962-5-27 8474 Sierra 2 mi s, on slopes (in open Jeffrey pine woods) Sierraville; Sierra Valley 1615 Comment
  JEPS29720  Agoseris retrorsa Rimo Bacigalupi, and L. R. Heckard 1962-5-27 8477 Sierra on slopes just 2 mi s of, at edge of Sierra Valley Sierraville; Sierra Valley 1615 Comment
  JEPS29182  Agoseris retrorsa Lauramay T. Dempster 1961-6-15 1448 Sierra just s of, (junct. of Calpine Lookout Rd. & Highway 89) Yuba Pass 1828 Comment
  CAS-BOT-BC110738  Agropyron Melissa A. Berry 1957-6-28 s.n. Sierra Sierra Valley, Highway 89. 1524 Comment
  CAS-BOT-BC110757  Agropyron cristatum T. C. Fuller 1963-7-17 10933 Sierra Bottomland of South Branch of Dog Valley Creek, 1 mile northwest of Verdi. Comment
  SEINET8584728  Agropyron cristatum W. Harnach 2013-6-8 1365 Sierra Long Valley Road and Hwy 395 at the CA state line (just N of Bordertown, NV). 1567 Comment
  JEPS125823  Agropyron cristatum subsp. pectinatum William Harnach 2013-6-8 1365 Sierra Long Valley Road and Highway 395 at the California state line (just North of Bordertown, NV). Comment
  CDA1689  Agropyron desertorum T. C. Fuller 1963-7-17 10933 Sierra 1 mile NW of Verdi. South Branch of Dog Valley creek. 0 Comment
  JEPS75452  Agrostis alba W. L. Jepson 1934-8-2 16805 Sierra 2 mi e Bassett sta.; North Fork Yuba River, Pioneer road sta. 1706 Comment
  JEPS75425  Agrostis exarata W. L. Jepson 1934-8-2 16791 Sierra 2 mi e Barrett road sta.; North Fork Yuba River, Pioneer road sta. 1706 Comment
Read comments
Feb 1 2014
  SJSU13924  Agrostis exarata N. A. Hopkins 1984-8-5 1230 Sierra Chapman Saddle Rd. 1767 Comment
  CAS-BOT-BC139576  Agrostis gigantea Catherine Best 1983-8-29 s.n. Sierra Sierra Nevada. Growing along Highway 49 just west of the Yuba Summit. 2042 Comment
  CAS-BOT-BC139577  Agrostis gigantea John Thomas Howell 1969-9-13 46114 Sierra Sierra Nevada. Little Truckee River near outlet of Webber Lake. 2042 Comment
  CAS-BOT-BC139238  Agrostis idahoensis Gordon H. True 1971-9-7 7036 Sierra In Cold Stream Canyon ca. 3.5 miles south of Perazzo Meadows. 2377 Comment
  CHSC105825  Agrostis idahoensis Lowell Ahart 2010-8-3 17036 Sierra Disturbed area along a small stream that flows into Negro Creek east side of the poor logging road, about 100 yards east of Negro Creek, about 1/4 mile (air) southwest of the Burlington Mine, about 1 3/4 miles (air) southwest of the Burlington Mine, about 1 3/4 miles (air) northwest of Middlewaters, about 8 miles (air) northeast of Alleghany. 1731 Comment
  CHSC61934  Agrostis idahoensis Lowell Ahart 1993-9-24 7244 Sierra On the north side of Mount Fillmore, about 3/4 mile south of the dirt road from Gibsonville to Johnsville. 2133 Comment
  SEINET4341074  Agrostis idahoensis P. B. Kennedy 1901-7-19 195 Sierra West of Lincoln valley 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
  CHSC61936  Agrostis pallens Lowell Ahart 1993-9-24 7245 A Sierra On the north side of Mount Fillmore, about 3/4 mile south of the dirt road from Gibsonville to Johnsville. 2133 Comment
  RSA0115348  Agrostis pallens Lawrence P. Janeway, Tim Hanson, Emily Meigs 2013-8-22 11195 Sierra Northern High Sierra Nevada. Plumas National Forest. 2208 Comment
  CAS-BOT-BC138785  Agrostis scabra Lowell Ahart 1982-7-28 3730 Sierra Sierra Nevada. Along the edge of dirt road north of the Pacific Mine. 1700 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
  UCD53455  Agrostis stolonifera P. B. Kennedy 1929-9-1 s.n. Sierra Gibsonville, road off from Quincey. Comment
  SEINET221579  Allium Kenneth R. Genz 1978-6-16 8002 Sierra Dog Valley, below and E of old Railroad Grade rd. about 0.8 miles S of road jct. of main Dog Valley road. 1890 Comment
  SEINET3559510 Image available Allium bisceptrum Lewis S. Rose 1934-7-2 34308 Sierra Gold Lake. 1951 Comment
  SEINET12049375  Allium bisceptrum L. S. Rose 1934-1 34308 Sierra Gold Lake 1951 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
  SEINET8119270  Allium campanulatum W. Harnach, N. Harnach 1989-6-30 212 Sierra Sierra Valley, 0.5 miles E of Calpine, Calpine Ranch. 1506 Comment
  SEINET8467218 Image available Allium lemmonii A. Solomeshch 2009-6-8 Sierra Sierra Valley, Roen Ranch, along Westside Road, ca 2 km north of intersection of Westside Road and Calpine Rd., [then] c. 1 km east of Westside Road 1493 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
  SEINET8191147  Allium parvum W. Harnach, N. Harnach 1989-4-8 014 Sierra Sierra Valley, 0.5 miles E of Calpine, Calpine Ranch. 1509 Comment
  SEINET8122896  Allium parvum K. R. Genz 1979-5-23 9108 Sierra Turning south at forest boundary and Long Valley Road, travel Mitchell Canyon Road for 2.3 miles. 1817 Comment
  CHSC47683  Allophyllum integrifolium Lowell Ahart 1989-8-16 6377 Sierra At Ahart Sheep Camp, about 1 mile north-west of Milton Reservoir. 1706 Comment
  CHSC106056  Allotropa virgata Lowell Ahart 2010-8-3 17037 Sierra About 100 yards west of the poor logging road, about 2 miles (air) west of Keystone Mountain, about 1/2 mile (air) north of the Burlington Mine, about 1 3/4 miles (air) northwest of Middlewaters, about 9 miles (air) northeast of Alleghany. 1733 Comment
  CHSC45515  Allotropa virgata Lowell Ahart 1978-8-13 1798 Sierra Branch of Negro Creek, about 4 miles north-west of Middlewaters,. 1645 Comment
  CAS-BOT-BC171247  Alnus Alice Eastwood 1918-4-6 6767 Sierra Downieville 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
  JEPS78177  Alnus incana subsp. tenuifolia Gary W. Zamzow 1972-6-27 35 Sierra down Sardine Lake Road 2 mi from Highway 49 (20 m s of bathhouse); Sand Pond 1828 Comment
  SEINET8066532  Alnus incana var. occidentalis P. A. Lehenbauer 1937-6-8 109 Sierra 25 miles west of Reno, Nevada, on Truckee River at Iceland 1676 Comment
  SEINET4604277  Alopecurus W. Harnach, N. Harnach 1989-5-5 56 Sierra Sierra Valley, alongside of drainage ditch from Loyalton, Loyalton High School, Loyalton 1524 Comment
  UC1562438  Alopecurus aequalis Lowell Ahart 1990-6-29 6531 Sierra on bottom of Poverty Hill Mine (hydraulic mine) 1524 Comment
  UCD103888  Alyssum alyssoides A. M. Shapiro 2011-6-10 s.n. Sierra 1.2 mi N of Town of Sierraville, along Hwy 89. 1513 Comment
  JEPS102639  Amaranthus californicus Lowell Ahart 2001-8-10 9076 Sierra Strand of Stampede Reservoir, about 1 mile SW of Henness Pass Road, about 1 1/4 miles NW of the Stampede Reservoir Dam. 1810 Comment
  SEINET6190534  Amelanchier pallida W. Harnach, N. Harnach 1990-5-13 307 Sierra Sierra Valley, The Mounds near Sattley 1518 Comment
  SEINET6190254  Amelanchier pumila P. B. Kennedy, S. B. Doten 1901-7-5 97 Sierra Webber Falls, canyon below Comment
  SEINET6190255  Amelanchier pumila P. B. Kennedy, S. B. Doten 1901-7-12 166 Sierra Webber Lake Comment
  SEINET6190256  Amelanchier pumila P. B. Kennedy, S. B. Doten 1901-7-12 166 Sierra Webber Lake Comment
  UC1127789  Amelanchier utahensis C. G. Albertus 1935-8-27 274 Sierra 0.5 mi nne Sattley; Sierra National Forest, Sierraville Quad. 1524 Comment
  UCD167900  Amsinckia menziesii Art M. Shapiro 2017-5-29 s.n. Sierra Along Hwy. 89 about 3/4 mi N Sierraville. 1516 Comment
  CHSC53113  Anaphalis margaritacea L. P. Janeway 1989-8-22 3620 Sierra Plumas National Forest. Northeast flank of ridge ca 3 mi E of Haskell Pk; near head of Sulphur Cr. 2164 Comment
  SEINET6734968 Image available Anaphalis margaritacea W. Harnach, N. Harnach 1990-8-17 514 Sierra Sierra Valley, 1.25 miles S of Sattley, Strang Ranch (Elvers back 80) 1524 Comment
  SEINET8465165 Image available Angelica breweri L. Constance, R. Bacigalupi & E. Nasir 1953-8-9 3471 Sierra Between Webber Lake (4 miles S) and Meadow Lake 2134 Comment
  CAS-BOT-BC63862  Antennaria argentea Barbara T. Keller 1975-6-11 1534 Sierra Near trail to Chapman Saddle, along Hwy 49, about 5 miles northeast of Sierra City 1584 Comment
  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
  CHSC73740  Antennaria dimorpha B. Castro; M. A. Griggs, Plumas NF botanists 1997-7-10 771 Sierra Bunker Hill Ridge, on highest ridge crest SE of Duck Soup Pond, along Pacific Crest Trail. 2136 Comment
  UC569991  Antennaria geyeri G. T. Nordstrom 1934-6-28 158 Sierra 1 1/4 mi w of Bickford Dairy 2133 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
  CAS-BOT-BC58657  Antennaria luzuloides Alice Eastwood 1918-6-29 7833 Sierra Loyalton Comment
  SEINET6755222 Image available Antennaria luzuloides W. Harnach, N. Harnach 1989-6-4 124 Sierra Sierra Valley, E of Calpine, Calpine Ranch (home) 1506 Comment
  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
  CAS-BOT-BC58651  Antennaria luzuloides W. Harnach; N. Harnach 1989-6-4 125 Sierra Sierra Valley, Calpine Ranch 1505 Comment
  CAS-BOT-BC58656  Antennaria luzuloides Lemmon s.n. Sierra Sierra Valley Comment
  SEINET6755314 Image available Antennaria rosea W. Harnach, N. Harnach 2000-7-4 9938 Sierra Sierra Valley. Approx. 1/2 mile north of Coburn Lake at the end of access road. Comment
  CHSC69192  Antirrhinum vexillo-calyculatum subsp. intermedium Vernon Oswald; Lowell Ahart 1997-8-19 8834 Sierra Footes Crossing Rd. (County Rd. 191) on the north side of the Middle Fork of Yuba River. 1066 Comment
  SJSU11487  Antirrhinum vexillocalyculatum subsp. breweri M. D. Fleschner 1965-6-24 Sierra near Goodyears Bar, 8 mi W of Downieville on State Rte 49 833 Comment
  JEPS83280 Image available Antirrhinum vexillocalyculatum subsp. intermedium David M. Thompson 1983-9-11 381 B Sierra 0.4 mi w center of bridge over Downie River (n side of road); Downieville Quad. (7.5', 1951), Downieville; Bridge of Downie River, Downieville, Sierra Co. 902 Comment
  JEPS83334  Antirrhinum vexillocalyculatum subsp. intermedium David M. Thompson 1983-7-22 381 A Sierra 0.4 mi w center of bridge over Downie River, Downieville (n side of road); Downieville, Downieville Quad. (7.5', 1951) 902 Comment
  RSA403112  Apocynum androsaemifolium subsp. pumilum Robert Gustafson 1985-6-14 3171 Sierra Hwy. 49, ca 2 miles to Yuba Pass summit 1951 Comment
  CAS-BOT-BC407121  Aquilegia formosa Joseph Gerber 1953-7-5 19 Sierra Lake Independence 2133 Comment
  CAS-BOT-BC407122  Aquilegia formosa H. Albert Barker 1926-7-2 22 Sierra Packer Lake Creek 1953 Comment
  SEINET8665321  Aquilegia formosa var. formosa W. Harnach, N. Harnach 1990-6-30 445 Sierra Sierra Valley, Yuba Pass. 2042 Comment
  UCR270961  Arabis John F. Emmel 1999-6-5 1628 Sierra Sierra Nevada Mountains, Verdi Range; along Henness Pass Road, 0.5-0.7 road miles NW of the junction with Sunrise Creek Road at junction with Sunrise Creek Road 1677 Comment
  JEPS108831  Arabis constancei Lowell Ahart 2006-6-28 12874 Sierra Northwest slope of the serpentine area, about 3/4 mile (air) east of Lake Delahunty, about 2 miles (air) northeast of Gibsonville 1835 Comment
  SEINET183562  Arabis holboellii var. pinetorum Lincoln Constance 1938-6-9 2307 Sierra East side of Yuba Pass 2.4 miles NW of Sattley. 1524 Comment
  JEPS87603  Arabis rectissima var. rectissima Lowell Ahart 1994-7-1 7444 Sierra about 11 mi air ne Alleghany (about 1.5 mi ne of Middlewaters, on n side of larger pond, on n side of Henness Pass Road, at Keystone Gap, e of Keystone Mountain); Keystone Gap 1889 Comment
  CHSC10651  Arceuthobium abietinum Lowell Ahart 1967-9-29 Sierra Along Henness Pass, 15 miles from Camptonville. 1524 Comment
  SEINET10319600  Arceuthobium americanum M. J. Williams 1969-9-13 s.n. Sierra Webber Lake. 2065 Comment
  CAS-BOT-BC45472  Arctostaphylos nevadensis Lewis S. Rose 1934-7-21 34398 Sierra Gold Lake. 1950 Comment
  RSA212198  Arctostaphylos nevadensis L. S. Rose 1969-6-25 69055 Sierra Gold Lake. 1951 Comment
  RSA515707  Arctostaphylos nevadensis B. Pitzer, S. Morgan, H. Soldan 1988-5-29 947 Sierra Plumas National Forest, Gold Lake, near the boat ramp Comment
  UCR54278  Arctostaphylos nevadensis B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-29 0947 Sierra Sierra Nevada Mtns., Plumas National Forest, Gold Lake, near the boat ramp 1960 Comment
  SEINET11989154  Arctostaphylos nevadensis B. A. Stein 1981-1 543 Sierra E shore Upper Sardine Lake, due E of Sierra Buttes 1829 Comment
  SEINET11995484  Arctostaphylos nevadensis Unknown 1988-1 s.n. Sierra near Sardine Lake 1890 Comment
  CAS-BOT-BC46503  Arctostaphylos patula Belle R. Jackson 1932-6-1 s.n. Sierra Yuba Pass. Comment
  CAS-BOT-BC46549  Arctostaphylos patula Gordon H. True 1964-5-20 1425 Sierra Chalk Bluff Rd. on C Bridge about 2 mi. s. of Nevada City - Yuba Gap Hiway. 1371 Comment
  JEPS114619  Arctostaphylos patula Lowell Ahart 2008-6-4 14809 Sierra On the north side of Forest Road 98, about 2 miles (air) northeast of Harris Meadow, about 9 1/2 miles (air) northeast of Alleghany 1906 Comment
  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
  SEINET7262896  Arctostaphylos patula K. Walker 1954-5-13 21 Sierra [Sierra Nevada] Dog Valley, on the grade into the valley, 8 or 10 miles from Verdi 1417 Comment
  SJSU12012  Arctostaphylos viscida N. A. Hopkins 1975-5-8 638 Sierra near Hwy 49 just E of Sierra-Yuba county line 944 Comment
  JEPS87653  Arenaria congesta var. congesta Lowell Ahart 1994-7-1 7445 Sierra about 1 1/2 mi. ne Middlewaters (about 11 mi (air) ne of Alleghany. on the nw side of the larger pond, slope on the n side of Henness Pass Road, e of Keystone Mountain.); Keystone Gap, e of Keystone Mountain; T19N, R12E, south-east 1/4 Section 6 1889 Comment
  CDA11838  Arenaria congesta var. suffrutescens G. F. Hrusa, E. Sandoval 1993-5-3 11151 Sierra Sierra Valley; E side of Antelope Valley, 3 miles S of Loyalton Rd. (Hwy 49). Comment
  UC120412  Arenaria congesta var. suffrutescens J. G. Lemmon 1875-1 39 Sierra Comment
  JEPS108830  Arenaria kingii var. glabrescens Lowell Ahart 2006-6-28 12875 Sierra Northwest slope of the serpentine area, about 3/4 mile (air) east of Lake Delahunty, about 2 miles (air) northeast of Gibsonville 1835 Comment
  CAS-BOT-BC401664  Argemone munita subsp. munita W. Harnach; N. Harnach 1991-7-24 655 Sierra Sierra Valley. Lemon Canyon road, approx 1 1/2 miles east of Hwy 49 1524 Comment
  CAS-BOT-BC401740  Argemone munita subsp. rotundata Alice Eastwood 1918-6-29 7825 Sierra Loyalton Comment
  UC1602303  Argemone rotundata G. T. Nordstrom 1936-7-13 937 Sierra 3.8 mi se of Dog Valley 1524 Comment
Read comments
Jun 6 2014
  CAS-BOT-BC82091  Arnica W. R. Dudley 1894-8-31 s.n. Sierra Near Webber Lake 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-BC82240  Arnica chamissonis Alice Eastwood 1918-6-29 7885 Sierra Loyalton Comment
  SEINET6774966 Image available Arnica chamissonis W. Harnach, N. Harnach 1991-7-4 617 Sierra Sierra Valley, 0.25 miles S of Sattley, Martinetti Ranch (the fenced bog hole) 1512 Comment
  UCD107497  Arnica chamissonis Tim Kuhn 2006-7-31 43 Sierra Truckee Ranger District. Comment
  UCD84134  Arnica chamissonis Ayzik Solomeshch 2009-6-7 s. n. Sierra Sierra Valley, Bradley Ranch, along Calpine Rd, ca. 100 m N from the road. 1495 Comment
  CAS-BOT-BC82235  Arnica chamissonis W. Harnach; N. Harnach 1991-7-4 617 Sierra Sierra Valley, Martinetti Ranch (the fenced bog hole) 1511 Comment
  JEPS124619 Image available Arnica chamissonis Reinhard Jockel 1969-7-3 37 Sierra In meadow E of Kyburz Marsh, 2 Miles N of Little Truckee Bridge. Comment
  RSA789573  Arnica cordifolia J. R. Shevock 1983-6-28 10527 Sierra Greenhorn Mountains. Along forest road 24S15 just east of Tiger Flat. 1951 Comment
  SEINET11837691  Arnica cordifolia J. G. Lemmon 1874-1 s.n. Sierra Comment
  SEINET6774981 Image available Arnica cordifolia P. B. Kennedy 1903-6-27 792 Sierra Dog Valley, near Verdi Comment
  CHSC66788  Arnica dealbata Vernon H. Oswald; Lowell Ahart 1996-8-19 8215 Sierra Northern High Sierra Nevada. Yuba Pass-Weber Lake Rd. (Forest Rt. 12) just N of the road to Haypress Valley. 2255 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
  CAS-BOT-BC295828  Arnica dealbata Lewis S. Rose 1934-7-7 34331 Sierra SW. of Gold Lake 2103 Comment
  RSA417145  Arnica discoidea Robert Gustafson 1985-7-14 3169 Sierra Hwy. 49 at the Sierra Valley overview, east of the Yuba Pass summit 1890 Comment
  CAS-BOT-BC82770  Arnica mollis John Thomas Howell 1969-9-13 46136 Sierra Near the southwest end of Webber Lake 2072 Comment
  JEPS88194  Arnica mollis Vernon H. Oswald and Lowell Ahart 1996-8-19 8195 Sierra Yuba Pass-Weber Lake Rd. (Forest Rt. 12) just s road to Lincoln Valley; northern High Sierra 2255 Comment
  SEINET6775085 Image available Arnica mollis W. Harnach 2004-7-10 1196 Sierra Approximately 25 miles northeast of the intersection of the Chapman Saddle Rd. with the Beartrap Meadows Rd. (Four Corners) 2042 Comment
  CAS-BOT-BC494130  Arnica mollis W. Harnach; N. Harnach 2000-6-29 929 Sierra Sierra Valley. 1/2 mi N of Coburn Lake at the end of access road 2188 Comment
  JEPS125729  Arnica nevadensis William Harnach 2015-8-5 1435 Sierra Approximately 3.4 air miles SE of Yuba Pass. Comment
  SEINET8655786 Image available Arnica nevadensis W. Harnach 2015-8-5 1435 Sierra Approx. 3.4 air miles SE of Yuba Pass. 2333 Comment
  UCD56031  Arrhenatherum elatius Adeline Frederick 1925-6-23 s.n. Sierra Downieville. Comment
  UC1119352  Artemisia cana subsp. bolanderi A. Lewis 1934-7-20 517 Sierra 1 1/2 mi n Mt. Fillmore; Plumas National Forest, Downieville Quadrangle Comment
  CHSC59671  Artemisia douglasiana L. P. Janeway 1992-9-15 4309 Sierra Plumas National Forest. Small fork of upper Big Boulder Creek about 1.75 mi north of Haskell Peak. 1935 Comment
  JEPS102757  Artemisia douglasiana Lowell Ahart 2001-8-10 9104 Sierra About 200 yards west of the dam, diversion dam across the Little Truckee River (water flows to Sierra Valley), about 150 yards south of Fiberboard Road (Forest Road 18), about 1/8 mile north of Henness Pass Road, about 5 miles (air) east of Webber Lake. 1920 Comment
  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
  UCR257658  Artemisia spiciformis George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-7-22 19456 Sierra Northern Sierra Nevada Mountains, Henness Pass Road, 1.1 mile east of its junction with CA-89 at the north end of Kyburz Flat 1907 Comment
  CAS-BOT-BC97408  Artemisia tridentata subsp. tridentata W. R. Dudley 1894-9-1 s.n. Sierra Near Corey's Station, vicinity of Webber Lake Comment
  CAS-BOT-BC97414  Artemisia tridentata subsp. tridentata Lowell Ahart 1983-10-27 4472 Sierra near the dirt road on the north side of Milton Res., near Jackson Meadow Res. 1800 Comment
  UC1119467  Artemisia tridentata subsp. tridentata A. Lewis 1934-10-3 537 Sierra 2 mi se Milton; Tahoe national Forest, Downieville Quadrangle Comment
  JEPS125786  Artemisia tridentata subsp. wyomingensis William Harnach 2015-10-6 1455 Sierra 1.8 miles east of Highway 49 on Lemmon Canyon Road, east of Sierraville. Comment
  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
  CHSC94114  Asclepias cordifolia Lowell Ahart 2006-6-21 12825 Sierra On the north side of the road, about 2 miles (by road) west of Forest. 1329 Comment
  JEPS110055  Asclepias cordifolia Lowell Ahart 2006-6-21 12825 Sierra On the north side of the road, about 2 miles (by road) west of Forest 1329 Comment
  SEINET222994  Asclepias cordifolia Margaret J. Williams 1979-6-13 79- 73 -1 Sierra Dog Valley road. Comment
  UCD121257  Asclepias cordifolia Verna Jigour; Mark F. Bean 1976-5-9 6 Sierra Southeast slope; road marker #13.38 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
  SEINET7120944  Asclepias speciosa W. Harnach, N. Harnach 1990-7-30 495 Sierra Sierra Valley, Sierraville, intersection of Dotta Rd. and Cemetary Rd. 1524 Comment
  RSA86272  Aspidotis densa F. W. Peirson 1921-8-9 1511 Sierra South Fork of San Joaquin River 2515 Comment
  CAS-BOT-BC99202  Aster W. Harnach; N. Harnach 1989-6-27 187 Sierra Sierra Valley - Calpine Ranch (home). 1505 Comment
  RSA125821  Aster breweri Arthur R. Kruckeberg 1954-8-2 3687 Sierra Just 1/2 mile west of Sierra Buttes Lookout, Tahoe National Forest 2439 Comment
  CAS-BOT-BC477891  Asteraceae W. R. Dudley 1896-8-1 s.n. Sierra Near Webber Lake. Comment
  CAS-BOT-BC477892  Asteraceae W. R. Dudley 1894-9-1 s.n. Sierra In woods near Lake of the Woods. Comment
  UCD32550  Astragalus Beecher Crampton 1954-5-11 1890 Sierra Sierra County, Sierra Valley, 4 miles west of Loyalton. Comment
  POM14579  Astragalus lemmonii Alice Eastwood 1918-6-29 s.n. Sierra Loyalton Comment
  UC82641  Astragalus lemmonii J. G. Lemmon 1875-1 72 Sierra Sierra Valley Comment
  UC863024  Astragalus lentiginosus var. floribundus Alice Eastwood 1918-6-29 7928 Sierra Loyalton Comment
  RSA18872  Astragalus pulsiferae var. pulsiferae Marcus E. Jones 515 Sierra Long Valley Comment
  CDA18121  Astragalus purshii var. purshii G. D. Barbe, T. C. Fuller 1973-6-19 1625 Sierra Tahoe National Forest; Stateline W of Verdi on (Dog Valley Rd.) Smithneck Rd. (ca. 1 mi (1.6 km) W of Verdi). 1493 Comment
  CAS-BOT-BC193058  Astragalus purshii var. tinctus M. Boone 1981-5-16 055 Sierra Highway 49 1 mile N. of junction with 89 1524 Comment
  SEINET3165654  Athyrium alpestre var. americanum P. J. Alexander 2006-8-4 404 Sierra Along the road about 1/4 mile below the lookout tower at Sierra Buttes. 2576 Comment
  UC1875014  Athyrium alpestre var. americanum Ruth Kirkpatrick 2005-7-20 1364 Sierra Near summit of Sierra Butte, below fire tower Comment
  UC336661  Athyrium distentifolium var. americanum J. G. Lemmon 1874-8-15 Sierra near Webber Lake (side of Mt Rose) Comment
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Sep 4 2010
  POM183487  Athysanus pusillus J. G. Lemmon 1889-5-20 s.n. Sierra Sierra Valley. [county not specified] Comment
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Jun 10 2012
  CAS-BOT-BC100043  Balsamorhiza hookeri Alice Eastwood 1918-6-29 7862 Sierra Loyalton Comment
  JEPS29730  Balsamorhiza hookeri Rimo Bacigalupi and L. R. Heckard 1962-5-27 8485 Sierra 4.7 mi ne of Sierraville (e edge of s arm Sierra Valley); Sierra Valley 1524 Comment
  JEPS82135  Balsamorhiza hookeri Rimo Bacigalupi and L. R. Heckard 1962-5-27 8485 Sierra 4.7 mi ne Sierraville (e edge of s arm of Sierra Valley); Sierra Valley 1524 Comment
  SEINET7239821 Image available Balsamorhiza hookeri var. neglecta C. Bell 1962-5-9 30 Sierra Old Verdi Road, southwest of Verdi, right side of road; some distance out 1524 Comment
  SEINET7239836 Image available Balsamorhiza lanata M. Humphreys 1950-5-20 46 Sierra 2 miles south of Beckwourth in Sierra Valley, along road 1524 Comment
  CHSC67424  Balsamorhiza macrolepis var. platylepis James D. Jokerst 1991-7-1 3330 B Sierra Golden Dome Mine Project Site in the S end of Antelope Valley, on Antelope Valley Rd., Laytonville side, just where the valley narrows into the mountains. Comment
  SEINET7239866 Image available Balsamorhiza sagittata W. Harnach, N. Harnach 1989-5-9 076 Sierra Sierra Valley, Approx 5 N of Sierraville on Hwy 49, Newman Point (Rice on map) 1524 Comment
  SEINET5340911  Barbarea S. B. Doten 1901-7-2 71 a Sierra [Sierra Nevada] Near Webber Lake Comment
  CAS-BOT-BC16676  Barbarea orthoceras W. Harnach; N. Harnach 1989-4-22 038 Sierra Sierra Valley. Sattley transfer station (dump). Along the irrigation ditch. 1496 Comment
  CAS-BOT-BC16677  Barbarea orthoceras W. Harnach; N. Harnach 1990-5-7 286 Sierra Sierra Valley. Kirkpatrick Ranch. Along irrigation ditch. 1505 Comment
  CAS-BOT-BC145793  Beckmannia W. Harnach; N. Harnach 1989-7-16 227 Sierra Sierra Valley. Sattley dump. 1493 Comment
  JEPS78085  Beckmannia syzigachne Gary W. Zamzow 1972-7-11 74 Sierra 1.2 mi n Sattley (on road toward Loyalton) 1524 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
  UC121629  Beckmannia syzigachne J. G. Lemmon Sierra Sierra County Comment
  SEINET7596597 Image available Beckmannia syzigachne J. G. Lemmon 1874-1 [s.n.] Sierra Sierra Valley Comment
  SEINET4176273  Bistorta bistortoides P. B. Kennedy, S. B. Doten 1901-7-11 151 Sierra Webber Lake Comment
  CAS-BOT-BC128024  Blepharipappus scaber Alice Eastwood 1918-6-29 7899 Sierra Loyalton Comment
  SEINET8665976 Image available Blepharipappus scaber W. Harnach 2013-5-17 1350 Sierra 0.75 miles south of Hwy 49 on Antelope Valley Road. 1526 Comment
  CAS-BOT-BC16072  Boechera breweri Lowell Ahart 1981-6-23 2869 Sierra South of Stafford Mountains, 12 miles northeast of La Porte. 609 Comment
  SJSU12080  Boechera breweri subsp. shastaensis N. A. Hopkins 1973-6-11 531 Sierra Robinsons Cow Camp c. 0.5 mi W of Packer L 1889 Comment
  CHSC110244  Boechera constancei L. P. Janeway 2012-6-24 10904 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
  SEINET3166408  Boechera constancei P. J. Alexander 2009-5-26 1046 -A, B 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
  SJSU4138  Boechera puberula C. W. Sharsmith & W. Savage 1967-5-20 7517 Sierra near S base of the Buttes c. 7 mi W of Vinton, Sierra Valley 1524 Comment
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Mar 27 2014
  CAS-BOT-BC14636  Boechera rectissima Gordon H. True; J. T. Howell 1967-8-19 4024 Sierra Sagehen - Independence Lake Road ca. 4.5 miles northwest of Sagehen Creek. 2133 Comment
  CAS-BOT-BC25604  Boechera retrofracta Javier Penalosa 1962-6-20 2522 Sierra Little Truckee River at Highway 89. 1905 Comment
  CAS-BOT-BC25687  Boechera sparsiflora W. Harnach; N. Harnach 1990-5-6 281 Sierra Sierra Valley. On the slope behind the Montgomery Ranch east of Loyalton. 1554 Comment
  UCD143728  Boechera sparsiflora Judy Coleman 1976-5-15 s.n. Sierra Dog Valley, going on Crystal Peak Road. 8 miles west of Reno, Nevada. Comment
  CHSC467  Boechera stricta V. Holt 1942-7-2 Sierra Gold Lake. 1950 Comment
  CHSC43435  Boechera suffrutescens Lowell Ahart 1975-6-28 820 Sierra About 2 miles east of Gibsonville, about 10 miles north-east of La Porte. 1981 Comment
  RSA106765  Boisduvalia densiflora var. densiflora L. S. Rose 1955-7-20 55164 Sierra 2 miles south of Calpine. 1509 Comment
  CHSC85026  Botrychium simplex var. compositum John Dittes; Lowell Ahart 2003-9-28 838 Sierra Northern High Sierra Nevada; ca. 7.6 air-miles northeast of La Porte, ca. 11.9 air-miles north of Downieville, ca. 14.9 air-miles south by southeast of Quincy; north slope of Mt. Fillmore. Bank of drainage in meadow. 2182 Comment
  CHSC84372  Boykinia major Lowell Ahart 2003-9-4 10552 Sierra Along the sides of Negro Creek, about 300 yards west of the Burlington Mine, about 9 miles (air) northeast of Alleghany. 1723 Comment
  JEPS124764 Image available Boykinia occidentalis Virginia Hardham 1965-6-29 38 Sierra 4 1/2 mi E of Downieville, Pirk. Comment
  SD50714  Boykinia occidentalis Darley F. Howe 1959-8-2 2773 Sierra 15.5 miles west of Downieville, sandy wash near stream 914 Comment
  CAS-BOT-BC494122  Brasenia schreberi W. Harnach; N. Harnach 2000-8-5 979 Sierra Sierra Valley. 1.5 mi W of Sierraville, on Hwy 49. Strong Pond 1505 Comment
  JEPS113952  Brasenia schreberi W. and N. Harnach 2000-8-5 979 Sierra Sierra VAlley 1.5 miles west of Sierraville, CA on Hwy 49. Strang Pond. Comment
  JEPS125709  Brickellia grandiflora William Harnach 2015-8-26 1442 Sierra Salmon Creek campground. Comment
  POM129345  Brickellia grandiflora Roxana S. Ferris 1926-9-6 6807 Sierra 9 miles from Markleeville on the Ebbetts Pass Road. Comment
  UCD40311  Briza minor Rodney Gale Myatt 1971-7-3 818 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-BC484379  Brodiaea elegans subsp. elegans John Thomas Howell 1976-7-16 51925 Sierra Sierra Nevada, 2 miles north of Sattley 1524 Comment
  RSA107456  Brodiaea elegans subsp. elegans L. S. Rose 1955-7-20 55166 Sierra 2 miles south of Calpine 1509 Comment
  SEINET4565453  Bromus W. D. Billings 1946-5-12 1653 Sierra Edge of canyon, N. fork of Yuba River, near Sierra City Comment
  RSA718377  Bromus carinatus L. Ahart 2006-6-21 12797 Sierra On the west side of the Foote Road, about 4 miles (by road) southwest of Alleghany. 849 Comment
  SEINET4345396  Bromus carinatus P. Lehenbauer 1937-1 119 Sierra 25 miles west of Reno on Truckee Road at Iceland, on south side of river by falls 1676 Comment
  SEINET4345384  Bromus carinatus W. D. Billings 1951-7-8 2115 Sierra Hillside west of Weber Lake Comment
  JEPS117439  Bromus carinatus var. carinatus Lowell Ahart 2010-9-15 17177 Sierra Along the poor road, 5 yards north of the first pond, 8 yards northwest of the cabin, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak 2134 Comment
  SBBG128098  Bromus carinatus var. carinatus L. Ahart 2010-9-15 17177 Sierra 5 yards N of the first pond 2.75 mi NW of the cabin, at the spring, ca. 2 3/4 mi N of Yuba Pass on Hwy 49, ca. 4 mi E of Haskell Peak 2134 Comment
  UC1131040  Bromus carinatus var. carinatus A. Lewis 1934-7-16 513 Sierra 3/4 mi sw of Wades Lake (Plumas National Forest); Plumas National Forest 2133 Comment
  UC337348  Bromus carinatus var. carinatus unknown Sierra Sierra Valley; Northern California, Sierra Valley Comment
  CAS-BOT-BC148754  Bromus carinatus var. marginatus Catherine Best 1984-6-19 1015 Sierra Sierra Nevada. Sardine Lake. Comment
  CAS-BOT-BC148759  Bromus carinatus var. marginatus Gordon H. True 1971-9-7 7052 Sierra Mount Lola Trail in Cold Stream Canyon. 2286 Comment
  CAS-BOT-BC155308  Bromus inermis Gordon H. True July 3691 Sierra Intersection of Dog Valley Road with Verdi Peak Road. Comment
  CDA1821  Bromus inermis G. D. Barbe 1991-6-26 4434 Sierra Highway 49 southwest of Loyalton. Comment
  CDA17272  Bromus japonicus G. F. Hrusa, S. Gaimari, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16299 Sierra Sierra Nevada; Sierra Valley: Antelope Valley, 1.4 mi. S of Sierraville-Loyalton Rd., E of Sierraville on Antelope Valley Rd. 1645 Comment
  RSA719206  Bromus japonicus L. Ahart 2006-6-21 12823 Sierra about 2 miles (by road) west of Forest. On the north side of the road 1330 Comment
  UCR17473  Bromus marginatus Frank C. Vasek 1975-7-10 750710- 09 Sierra Sierra Nevada Mtns., 1 mi west of State Hwy 89 on Henness Pass Rd. 1951 Comment
  UCD59262  Bromus orcuttianus L. S. Smith 1916-6-30 723 Sierra Dog Valley east side. Comment
  CAS-BOT-BC185609  Bromus tectorum W. Harnach; N. Harnach 1989-5-20 104 Sierra Sierra Valley. Calpine Ranch (home). 1505 Comment
  CAS-BOT-BC185527  Bromus vulgaris Catherine Best 1985-6-20 1018 Sierra Sierra Nevada. Herrington's, Sierra City. 1219 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
  SJSU13959  Callitriche palustris N. A. Hopkins 1986-8-23 1375 Sierra Summit L by Pacific Crest Trail 2438 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
  SEINET12054005  Calochortus coeruleus J. G. Lemmon 1874-1 s.n. Sierra Sierra Co. &c. 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
  UC337915  Calochortus leichtlinii J. G. Lemmon Sierra Webber Lake Comment
  UC593515  Calochortus leichtlinii E. B. Babcock, G. L. Stebbins Jr. 1936-6-3 1643 Sierra 0.5 mi ne Sattley (on Church ranch) Comment
  CAS-BOT-BC490238  Calochortus leichtlinii Albert H Barker 1926-7-3 32 Sierra Pocker Lake 1981 Comment
  CAS-BOT-BC490240  Calochortus leichtlinii Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Salmon Lake Comment
  SEINET8197341  Calochortus leichtlinii P. B. Kennedy, S. B. Doten 1901-7-5 88 Sierra [Sierra Nevada] Webber Lake. Comment
  UC119899  Calochortus leichtlinii J. G. Lemmon 1875-1 268 Sierra Comment
  CAS-BOT-BC494346  Calochortus tolmiei High School 1924-4-24 s.n. Sierra Downieville Comment
  CAS-BOT-BC181491  Caltha leptosepala Rimo Bacigalupi 1927-7-2 1627 Sierra Slopes above North Fork of Yuba River halfway between Downieville and Sierra City 2072 Comment
  CAS-BOT-BC181492  Caltha leptosepala Rimo Bacigalupi 1927-7-2 1627 Sierra Banks of north fork of Yuba River 2 miles west of Yuba Pass 1920 Comment
  CAS-BOT-BC181495  Caltha leptosepala Barbara T. Keller 1974-6-15 1483 Sierra Chapman Creek Campground, about 7 miles NE of Sierra City on Highway 49 1767 Comment
  CAS-BOT-BC181496  Caltha leptosepala Lowell Ahart 1968-5-20 s.n. Sierra Sam's Camp, Webber Lake 2133 Comment
  CAS-BOT-BC181497  Caltha leptosepala R. K. Wellman 1981-5-16 032 Sierra Yuba Pass, Highway 49 2042 Comment
  HSC17638  Calyptridium monospermum R. Spellenberg 1964-6-14 387 Sierra 7 mi. W of Sierraville on Hwy. 49 Comment
  SEINET5336313  Calyptridium paniculatum P. B. Kennedy, Samuel Bradford Doten 1901-7-23 226 Sierra Lincoln Valley. Comment
  SBBG120352  Calyptridium umbellatum D. Wilken with E. Painter, M. Wetherwax 2007-6-17 16752 Sierra E end of Butcher Ranch Meadow, E of Butcher Ranch Crk, ca. 2 linear km W of Packer Lake 1985 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
  UCD126107  Calystegia malacophylla Adeline Frederick 1925-6-28 s.n. Sierra Downieville. Comment
  CHSC94171  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
  SJSU11992  Calystegia malacophylla subsp. malacophylla N. A. Hopkins 1975-6-16 670 Sierra by trail above Pauley Cr between 2nd & 3d Divides 1158 Comment
  CHSC94116  Calystegia occidentalis subsp. occidentalis Lowell Ahart 2006-6-21 12796 Sierra On the west side of the Foote Road, about 4 miles (by road) southwest of Alleghany. 849 Comment
  RSA719204  Calystegia occidentalis subsp. occidentalis L. Ahart 2006-6-21 12796 Sierra On the west side of the foote Road, about 4 miles (by road) southwest of alleghany. 849 Comment
  UC66122  Camassia quamash subsp. breviflora P. B. Kennedy and S. B. Doten 1901-7-11 149 Sierra Webber Lake Comment
  CAS-BOT-BC497580  Camassia quamash subsp. breviflora L. S. Smith 1925-5-21 1583 Sierra Tahoe, Meadow east of Sierraville 1676 Comment
  HSC31362  Camassia quamash subsp. breviflora Larry E. DeBuhr, G. D. Wallace 1972-5-21 584 Sierra Calpine on Hwy. 89 Comment
  RSA7949  Camassia quamash subsp. breviflora H. A. Barker 1927-7-6 794 Sierra Summit Lake 2012 Comment
  SEINET8472123  Camassia quamash subsp. breviflora P. B. Kennedy, S. B. Doten 1901-7-11 149 Sierra Near Webber Lake. Comment
  SJSU10386  Camassia quamash subsp. breviflora H. L. Buckalew 1964-7-16 Sierra Yuba Pass 2042 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
  CAS-BOT-BC160856  Camissonia tanacetifolia subsp. tanacetifolia L. S. Smith 1927-6-26 2089 Sierra Junes Valley 1981 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
  SEINET10840324  Campanula prenanthoides Kennedy 1909-1 Kennedy 36 Sierra DOWNIEVILLE Comment
  SEINET10939011  Campanula prenanthoides John G. Lemmon 1874-1 Lemmon s.n. Sierra Comment
  CAS-BOT-BC37045  Capsella bursa-pastoris W. Harnach; N. Harnach 1990-4-22 269 Sierra Sierra Valley. Herriot Lane. On west side of road. 1493 Comment
  CAS-BOT-BC37046  Capsella bursa-pastoris Larry Doughty 1961-5-6 s.n. Sierra Sierraville, one mile east on Highway 49. 1859 Comment
  CAS-BOT-BC37308  Cardamine breweri Rimo Bacigalupi 1927-7-4 1607 Sierra Along banks of North Fork of Yuba River 2 miles west of Yuba Pass. 1920 Comment
  CAS-BOT-BC37369  Cardamine californica L. S. Smith 1926-4-16 1780 Sierra Tahoe Forest. Forest Hill Divide. 1097 Comment
  CAS-BOT-BC18377  Carex W. Harnach; N. Harnach 1991-7-14 646 Sierra Sierra Valley. Coburn Lake, approximately 1/4 below outlet to lake. 2279 Comment
  RSA364536  Carex Robert Gustafson 1985-6-12 3157 Sierra Lincoln Creek campground off highway 49, Yuba Pass Summit area. 1982 Comment
  RSA364537  Carex Robert Gustafson 1985-6-12 3158 Sierra Lincoln Creek campground off highway 49, Yuba Pass Summit area. 1982 Comment
  SEINET10367264  Carex abrupta Lowell Ahart 2011-9-23 17696 Sierra Pass Creek, ca. 300 yard S of Hennas Pass Rd. west of French Meadow, east of FR 79, ca. 3 miles NW of Webber Lake 2016 Comment
  CHSC59010  Carex angustata Lowell Ahart 1992-7-17 6790 Sierra A wet boggy meadow, east of the logging road, about 2 (air) miles east of Quartz Point, about 6 (air) miles south-east of Downieville. 1706 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
  JEPS63760  Carex athrostachya W. L. Jepson 1918-8-18 8039 Sierra Sierra Valley 1524 Comment
  UCD84117  Carex athrostachya Ayzik Solomeshch 2009-6-7 s. n. Sierra Sierra Valley, Bradley Ranch, along Calpine Rd, ca. 100 m N from the road. 1495 Comment
  SEINET10861852  Carex aurea Unknown Anonymous 126 Sierra Mount Shasta. Comment
  CAS-BOT-BC19401  Carex bolanderi Catherine Best 1981-6-19 s.n. Sierra Sierra Nevada. Herringtons, Sierra City. Comment
  CHSC109867  Carex brainerdii L. P. Janeway; B. Castro 2012-6-16 10882 Sierra Northern High Sierra Nevada. Tip of a short southeastern spur of Gibsonville Ridge, 1.1 km north-northwest of Gibsonville. 1885 Comment
  CAS-BOT-BC34212  Carex canescens Lewis S. Rose; J. W. Stacey 1934-7-3 34324 Sierra Gold Lake. 1950 Comment
  CAS-BOT-BC34431  Carex davyi John Thomas Howell 1969-9-13 46104 Sierra Sierra Nevada. Little Truckee River near outlet of Webber Lake. 2042 Comment
  CHSC102949  Carex davyi Peter F. Zika 2009-8-23 24622 Sierra Sierra Nevada Highlands n SNH. Above culvert, Forest Service Road 260, 1.05 road miles W of Route 89 on the signed (4 mi) road to Sagehen Campground; Sagehen Experimental Forest, Truckee Ranger District, Tahoe National Forest. 1990 Comment
  CAS-BOT-BC20055  Carex echinata G. L. Smith 1959-6-19 1198 Sierra Sierra Nevada. Clark Station, 3 miles below Yuba Pass. David Snyder summer home. 1889 Comment
  SJSU14302  Carex filifolia var. erostrata N. A. Hopkins 1989-4-28 1480 Sierra c. 0.25 mi N of junction of rd to Calpine with Sattley-Beckwourth Rd, Sierra Valley 1524 Comment
  CAS-BOT-BC22344  Carex filifolia var. filifolia W. Harnach; N. Harnach 1989-4-8 015 Sierra Sierra Valley. Calpine Ranch (home). 1508 Comment
  CAS-BOT-BC21151  Carex fissuricola G. L. Smith 1959-6-19 1205 Sierra David Snyder Cabin, Clark Station, near Yuba Pass. 1889 Comment
  JEPS63530  Carex fracta W. L. Jepson 1934-8-2 16792 Sierra 2 mi e Bassett sta.; North Fork Yuba River, Pioneer road sta. 1706 Comment
  JEPS63532  Carex fracta W. L. Jepson 1934-8-2 16781 Sierra 2 mi e Bassett sta.; North Fork Yuba River, Pioneer road sta. Comment
  SJSU12208  Carex fracta N. A. Hopkins 1984-8-4 1224 Sierra c. 1.7 mi SW of Calpine 1584 Comment
  CHSC115740  Carex hassei Peter F. Zika 2013-6-28 26257 Sierra Sierra Buttes Road, 2.4 air km SW of Sierra Buttes peak, northern High Sierra Nevada. 1620 Comment
  CAS-BOT-BC22293  Carex hassei Lemmon 1874-9-1 487 Sierra Sierra Valley. 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
  JEPS118421  Carex hirtissima Lowell Ahart 2011-9-23 17707 Sierra On the north side of Pass Creek, south of Hennas Pass Road, west of French Meadow, east of Forest Road 70, about 3 miles (air) northwest of Webber Lake 2015 Comment
  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
  CHSC105829  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
  CHSC82992  Carex laeviculmis L. P. Janeway; B. Castro 2001-7-1 7250 Sierra Northern High Sierra Nevada. From springs on lower northwest flank of Table Rock 0.8 km southwest of Howland Flat, along Road 21N08. 1768 Comment
  CHSC108081  Carex lenticularis var. impressa Lowell Ahart 2011-9-23 17706 Sierra Growing around small cobbles on the south side of Pass Creek, south of Hennas Pass Road, west of French Meadow, east of Forest Road 70, about 3 miles (air) northwest of Webber Lake. 2015 Comment
  JEPS118435  Carex lenticularis var. impressa Lowell Ahart 2011-9-23 17706 Sierra Growing around small cobbles on the south side of Pass Creek, south of Hennas Pass Road, west of French Meadow, east of Forest Road 70, about 3 miles (air) northwest of Webber Lake 2015 Comment
  RSA252432  Carex lenticularis var. lipocarpa Robert F. Thorne, C. W. Tilforth 1969-9-6 39211 Sierra Moist margin of Haven Lake (between Goose and Snag Lakes). 1951 Comment
  CAS-BOT-BC28470  Carex lenticularis var. lipocarpa Lewis S. Rose 1934-7-9 34341 Sierra Meadow, Squaw Lake near Gold Lake. 2011 Comment
  POM203478  Carex lenticularis var. lipocarpa L. S. Rose 1934-7-3 34313 Sierra Meadow, Gold lake 1951 Comment
  RSA286324  Carex luzulina var. ablata Robert F. Thorne 1974-7-30 45052 Sierra Tahoe National Forest: Goose, Haven and Snag Lakes areas. 2057 Comment
  CHSC112511  Carex mariposana L. P. Janeway 2014-6-23 11406 Sierra Northern High Sierra Nevada. Plumas National Forest; Placer Diggings along Pine Gove Creek, just north of Pine Grove Cemetery, 1.3 air-km west-northwest of Howland Flat. 1646 Comment
  UCSB63790  Carex microptera Janeway, L. 1998-7-24 Sierra T21N, R12E, SE1/4 of NW1/4 of sec. 22; Clio quad.; west end of Church Meadows; west side of Road 721; 0.3 mi. northeast of Gold Lake Hwy. (Road 620) 2033 Comment
  CHSC94227  Carex multicaulis Lowell Ahart 2006-6-28 12892 Sierra About 3/4 mile (air) east of Lake Delahunty, about 2 miles (air) northeast of Gibsonville. 1784 Comment
  JEPS110367  Carex multicaulis Lowell Ahart 2006-6-21 12844 Sierra On the east side of the road, about 3 1/2 miles (by road) northwest of Forest 1421 Comment
  CAS-BOT-BC32045  Carex multicaulis Lemmon 1882-1-1 s.n. Sierra Sierra Valley Comment
  CAS-BOT-BC32047  Carex multicaulis Catherine Best 1984-6-20 s.n. Sierra Herringtons Comment
  CHSC43013  Carex pellita L. P. Janeway 1984-8-26 1098 Sierra Along drainage channel from Snag Lake and near the highway. 1996 Comment
  UCD108017  Carex pellita Tim Kuhn 2006-7-31 64 Sierra Truckee Ranger District. Comment
  POM180982  Carex praegracilis A. A. Heller, P. B. Kennedy 1907-7-1 8668 Sierra Purdy. Comment
  UCD140753  Carex praegracilis A. A. Heller; P. B. Kennedy 1907-7-1 8668 Sierra Purdy. 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
  CHSC53543  Carex rossii L. P. Janeway 1984-7-29 950 Sierra Ridgetop/saddle near Rd 28 (21N11) ca 3 1/2 mi from Gold Lake. 2225 Comment
  CAS-BOT-BC118208  Carex rossii L. P. Janeway 1989-7-28 3532 Sierra Sierra City NE quad, NE slopes between Haskell Pk and Hwy 89/Sulphur Cr. 2057 Comment
  CAS-BOT-BC118211  Carex rossii L. P. Janeway 1984-7-29 945 Sierra Sierra City NE quad, Ridgetop/saddle near Rd 28 (21N11) ca 3.5 mi from Gold Lake. 2225 Comment
  CAS-BOT-BC118212  Carex rossii L. P. Janeway 1984-7-29 950 Sierra Sierra City NE quad, Ridgetop/saddle near Rd 28 (21N11) ca 3.5 mi from Gold Lake. 2225 Comment
  UCSC000110  Carex rostrata Unknown unknown s.n. Sierra Sierra Valley Comment
  RSA39082  Carex senta Phillip A. Munz 1948-8-11 12331 Sierra Carvin Creek on Highway 49, northeast of Sierra City. 1738 Comment
  CHSC69941  Carex simulata L. P. Janeway; Eric Schroder 1997-8-14 5344 Sierra Tahoe National Forest. Freeman Meadow along Church Creek; about 2.3 mi east of Gold Lake. 2072 Comment
  CHSC78279  Carex simulata Lowell Ahart 2000-7-13 8586 Sierra In a small boggy meadow, on a upper west branch of Black Jack Ravine, on the west side of Forest Highway 98, Harris Meadow, about 7 miles (air) northeast of Alleghany. 1615 Comment
  CHSC49851  Carex specifica L. P. Janeway 1984-7-29 943 Sierra Near F.S. Rd 28 (21N11) ca 3 1/2 mi from Gold Lake. 2225 Comment
  CHSC52355  Carex specifica L. P. Janeway 1989-7-28 3533 Sierra Plumas National Forest. Slopes between Haskell Pk and Hwy 89/Sulphur Cr. 2179 Comment
  CHSC61889  Carex spectabilis Lowell Ahart 1993-9-10 7221 Sierra On the north side of Mount Fillmore, about 1 1/2 miles south of the dirt road from Gibsonville to Johnsville. 2255 Comment
  CHSC73474  Carex spectabilis B. Castro; L. Gehrung, H. Durio 1995-9-14 649 Sierra Mt. Fillmore Mdws: Mdw 2. Ca 0.6 air mi SW of the top of Mt. Fillmore, and ca 0.5 mi SE of jeep trail 10E11, which traverses the headwaters of Pearson Ravine. Series of 4 meadows on NW-facing midslope terrace of mtn, feeding Pearson Ravine via springs and cascades. At S end of otherwise drying easternmost meadow. 2109 Comment
  UC1609353  Carex spectabilis Lowell Ahart 1993-9-10 7221 Sierra about 1 1/2 mi s of the dirt road from Gibsonville to Johnsville; Mount Fillmore 2255 Comment
  CAS-BOT-BC117105  Carex spectabilis Lewis Samuel Rose 1934-7-7 34346 Sierra Mountain meadow ridge SW of Gold Lake. 2103 Comment
  CAS-BOT-BC117361  Carex stipata var. stipata Mrs. J. G. Lemmon 479 Sierra Sierra Valley Comment
  CAS-BOT-BC116985  Carex straminiformis Elmer Ivan Applegate 1925-9-7 3350 Sierra Gold Lake. 1981 Comment
  CAS-BOT-BC116987  Carex straminiformis John Thomas Howell; Gordon H. True 1970-7-14 5511 Sierra At Verdi Peak Lookout, Verdi Range. 2560 Comment
  CAS-BOT-BC116986  Carex straminiformis L. P. Janeway; Garrett Gibson 1991-8-16 4139 Sierra NE side of top of ridge between Mills Peak and Mohawk Gap, ca 1 1/4 mi SE of Mills Peak. 2237 Comment
  CAS-BOT-BC115866  Carex subfusca Alice Eastwood 1918-6-29 7918 Sierra Loyalton. Comment
  CAS-BOT-BC115875  Carex subfusca L. S. Smith 1927-7-27 2118 Sierra Dorsey Station, Yuba Pass Road. 1981 Comment
  JEPS49046  Carex subfusca Leland S. Smith 1927-7-27 2118 Sierra along road above Dorsey Station; Yuba Pass road 1981 Comment
  JEPS63522  Carex subfusca W. L. Jepson 1934-8-6 16864 Sierra Yuba Pass 2011 Comment
  UC1133471  Carex subfusca L. S. Smith 1927-7-27 2118 Sierra Dorsey Station, Yuba Pass Road Tahoe <National Forest>, Downieville Quadrangle Comment
  CAS-BOT-BC115865  Carex subfusca H. M. Hall; E. B. Babcock 1903-7-1 4487 Sierra Lower Sardine Lake, Sierra Buttes. 1828 Comment
  RSA7871  Carex subfusca H. A. Barker 1927-7-11 802 Sierra Gold Lake. 1951 Comment
  SEINET13721858  Carex subfusca S. B. Doten 1901-7-2 70 Sierra [Sierra Nevada] Webber Lake Comment
  SEINET11064808  Carex utriculata W. Harnach, N. Harnach 1989-5-13 86 Sierra Sierra Valley, 0.5 miles S of Sattley, Martinetti Ranch (Elvers) 1518 Comment
  CAS-BOT-BC115435  Carex utriculata Lewis Samuel Rose 1934-7-3 34325 Sierra Meadow Gold Lake 1950 Comment
  RSA252430  Carex vesicaria Robert F. Thorne, C. W. Tilforth 1969-9-6 39210 Sierra Haven Lake (between Goose and Snag Lakes). 1951 Comment
  RSA286326  Carex vesicaria Robert F. Thorne 1974-7-30 45056 Sierra Tahoe National Forest: Goose, Haven and Snag Lakes areas. 2057 Comment
  CAS-BOT-BC115158  Carex vesicaria P. B. Kennedy 1929-7-20 s.n. Sierra In shallow ponds in pine woods of Salmon Lakes. Comment
  PASA1926  Carum gairdneri Margaret Stason 1932-6-21 431 Sierra near hobart mills Comment
  SEINET12027453  Castanopsis sempervirens H. H. Heller 1939-1 s.n. Sierra Balcony Point NE of Grant's Park Comment
  CHSC10684  Castilleja applegatei subsp. pinetorum Lowell Ahart 1969-5-27 Sierra Near Webber Lake by Highway 89. 2133 Comment
  CHSC115186  Castilleja applegatei subsp. pinetorum Lowell Ahart 2015-5-9 20167 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
  JEPS8014  Castilleja applegatei subsp. pinetorum Rimo Bacigalupi with L. R. Heckard 1951-8-9 3487 Sierra 1 mi s Cold Creek Public Camp (along State Highway 89, between Sierraville and Truckee) 1783 Comment
  CAS-BOT-BC243741  Castilleja applegatei var. pinetorum Francis W. Pennell 1940-6-12 25837 Sierra Route 89 along Gold Creek south of Sierraville 1676 Comment
  CAS-BOT-BC243742  Castilleja applegatei var. pinetorum George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  SJSU6431  Castilleja arachnoidea N. A. Hopkins 1971-6-19 399 Sierra 0.25 mi N of Sattley, Sierra Valley 1524 Comment
  SJSU6450  Castilleja lacera N. A. Hopkins 1971-6-19 397 Sierra c. 0.25 mi N of Sattley, Sierra Valley 1524 Comment
  CAS-BOT-BC254095  Castilleja miniata Alice Eastwood 1918-6-29 7907 Sierra Loyalton 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
  JEPS9760  Castilleja miniata W. L. Jepson 1934-8-3 16828 Sierra 2 mi e Bassett station (Pioneer road station); North Fork Yuba River 1706 Comment
  UC65880  Castilleja miniata P. B. Kennedy and S. B. Doten 1901-7-5 93 Sierra Webber Lake Comment
  CAS-BOT-BC254079  Castilleja miniata M. S. Taylor 1982-7-19 4882 Sierra Between Hwy 89 and Little Truckee River, ca. 1/4 mi n of Little Truckee Campground ca. 12 mi sw of Sierraville. Flora of Sierra County Comment
  POM148018  Castilleja miniata Kasper Pischel 1927-08 s.n. Sierra Salmon Lake. Comment
  POM202872  Castilleja miniata L. S. Rose 1934-7-13 34358 Sierra Gold Lake. 1951 Comment
  SEINET10832393  Castilleja miniata Mary Susan Taylor 1982-7-19 Taylor 4882 Sierra T19N R16E sw sec 18. Between Hwy 89 and Little Truckee River, ca. 1/4 mi n of Little Truckee Campground, ca. 12 mi sw of Sierraville. Comment
  UCD122978  Castilleja miniata F. A. MacFadden 1924-6-1 s.n. Sierra Little Truckee River, 13 miles from Truckee on Reno Road via Hobart Mills. Comment
  RSA286280  Castilleja miniata subsp. miniata Robert F. Thorne 1974-7-30 45053 Sierra Tahoe National Forest: Goose, Haven and Snag Lakes areas. 2058 Comment
  UCR257705  Castilleja miniata subsp. miniata George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-7-22 19426 Sierra Northern Sierra Nevada Mountains, along Hwy CA-89, c. 8 miles north of the Nevada County line 1823 Comment
  UCSB27072  Castilleja miniata subsp. miniata Wilken, Dieter 1969-7-24 Sierra Salmon Creek, 2 miles north of california State Highway 49, along road to graeagle, Sierra Buttes Sierra Nevada 1981 Comment
  CAS-BOT-BC384648  Castilleja minor Andrew Townesmith; Karen M. Meyer 2007-7-16 812 Sierra Tahoe National Forest, Sierraville Ranger District. Along county road 450, 1.1 miles west of junction with county road 860 1916 Comment
  CAS-BOT-BC241048  Castilleja pilosa John Thomas Howell 1969-9-13 46132 Sierra Near the southwest end of Webber Lake 2072 Comment
  CHSC57100  Castilleja pilosa L. P. Janeway; Garrett Gibson 1991-7-22 4088 Sierra Plumas National Forest. Steep north-facing slope 1/2 mi due east of Mohawk Gap (along road 21N31B). 2225 Comment
  JEPS110175  Castilleja pilosa Lowell Ahart 2006-6-28 12878 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
  SJSU14006  Castilleja pilosa N. A. Hopkins 1988-5-31 1410 Sierra between Beckwourth & Sattley, Sierra Valley 1493 Comment
  UC604458  Castilleja pilosa G. L. Stebbins Jr. 1936-6-3 Sierra about 5 mi n Sattley (open valley of Sierra Valley); Sierra Valley Comment
  SJSU12059  Castilleja pruinosa N. A. Hopkins 1975-6-16 671 Sierra above Pauley Cr between 2nd & 3d divides 1158 Comment
  JEPS31021  Castilleja pruinosa Frank H. Gleason 1963-6-21 17 Sierra 2.9 mi e Downieville (on dirt road 0.5 mi from Route 49, about 100 ft higher than Route 49, drainage of North Yuba River); North Yuba River 1066 Comment
  CHSC43924  Castilleja tenuis L. P. Janeway 1984-8-18 1007 Sierra Meadow near second swithback (towards southeast) down from Packers Saddle. 1981 Comment
  CHSC54568  Castilleja tenuis Lowell Ahart 1991-7-22 6680 Sierra In French Meadow, about 1/10 mile south of Henness Pass Road, about 3 miles north-west of Webber Lake. 2133 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
  JEPS62843  Castilleja tenuis John Weiler 1970-6-28 70143 Sierra 0.5 mi n Sierraville 1676 Comment
  JEPS77525  Castilleja tenuis L. R. Heckard with T. I. Chuang and R. C. Bacigalupi 1978-7-20 4896 Sierra about 3 air mi ne Calpine (along road s of Beckwourth); Sierra Valley 1463 Comment
  JEPS77531  Castilleja tenuis L. R. Heckard with T. I. Chuang and R. C. Bacigalupi 1978-7-21 4903 Sierra about 1 mi n Calpine (along Route 89 to Blairsden, w of Sierra Valley) 1524 Comment
  SBBG7050  Castilleja tenuis H. and M. Dearing 1939-7-4 3820 Sierra Gold Lake 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-BC48639  Ceanothus cordulatus Lewis S. Rose 1969-6-25 69056 Sierra 3 mi, n. of Bassetts 1950 Comment
  CAS-BOT-BC48642  Ceanothus cordulatus John Thomas Howell 1951-8-21 28263 Sierra East side of Yuba Pass 1828 Comment
  CAS-BOT-BC48707  Ceanothus cordulatus John Thomas Howell 1951-8-21 28263 Sierra East side of Yuba Pass 1828 Comment
  CAS-BOT-BC64973  Ceanothus cordulatus D. H. Wilken; E. L. Painter 2007-6-15 16744 Sierra USFS road east of Gold Lake Hwy, 0.9 linear km ENE of outlet of lower Sardine Lake, SE of Lusk Meadows. 1925 Comment
  CHSC37642  Ceanothus cordulatus T. B. Devine 1981-8-15 740 Sierra Along Gold Lakes Road, ca. 4 mi N of Sand Pond. 2026 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
  SJSU12024  Ceanothus cordulatus N. A. Hopkins 1978-6-7 910 Sierra 1524 Comment
  CAS-BOT-BC63649  Ceanothus integerrimus John Thomas Howell; Gordon H. True 1969-6-25 45856 Sierra N. Fork of Yuba River, 5 mi. e. of Indian Valley. 762 Comment
  UCD15407  Ceanothus integerrimus Lorraine Prunier 1982-5-22 17 Sierra California, Sierra Co.; at benchmarck G213 along highway 49; 609 Comment
  CAS-BOT-BC52109  Ceanothus prostratus M. P. Johnson 1961-5-19 86 Sierra Sand Pond 1524 Comment
  CAS-BOT-BC52110  Ceanothus prostratus L. B. Schmidt 1960-5-8 132 Sierra 2 miles east of Yuba Pass, on highway 49 to Sierraville. East side of highway looking down into Sierra Valley 1524 Comment
  CAS-BOT-BC53076  Ceanothus prostratus Lowell Ahart 1969-5-27 984 Sierra Sierra Nevada - Banks near Webber Lake 2133 Comment
  CAS-BOT-BC53077  Ceanothus prostratus W. Harnach; N. Harnach 1989-4-23 043 Sierra Sierra Valley - east slope Sattley Hill 1520 Comment
  CAS-BOT-BC53121  Ceanothus prostratus Joseph Gerber 1953-7-5 25 Sierra Lake Independence 2133 Comment
  CAS-BOT-BC53125  Ceanothus prostratus Ted Knowles 1961-5-9 s.n. Sierra 1 mile south of Sierraville 1615 Comment
  CHSC10784  Ceanothus prostratus Lowell Ahart 1969-5-18 Sierra Poverty, 10 miles S.E. of La Porte. 1219 Comment
  POM285194  Ceanothus prostratus J. H. Morrison s.n. Sierra Soyalton, Sierra Nevad Mt, Sierra Valley. 1524 Comment
  UC1281207  Ceanothus prostratus H. E. McMinn 1941-8-27 5382 Sierra fourteen mi s Sierraville (just s of Bickford Ranch near Little Truckee River); near Little Truckee River, s of Sierraville Comment
  UCD32538  Ceanothus prostratus Beecher Crampton 1954-5-10 1856 Sierra Sierra County, east slope Yuba Pass, 3 miles west of Sattley, along highway 49. 1767 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
  SEINET5339384  Ceanothus prostratus B. D. Hildebrand 1946-6-15 H- 61 Sierra In fruit, vicinity of Calpine. 1585 Comment
  UCD112758  Ceanothus velutinus B. Crampton 1954-5-11 1893 Sierra Yuba Pass. 2042 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
  RSA758806  Ceanothus velutinus subsp. velutinus D. H. Wilken, E. L. Painter 2007-6-18 16756 Sierra State Highway 49 between Big Canyon and Turner Canyon, 1.6 km northeast of Yuba Pass. 1900 Comment
  JEPS125649  Centaurea cyanus Shuxiao Zhang 2015-7-7 003 Sierra On E side of Main Street, 5 minutes walk NE of Sierra City. Comment
  SEINET5343484 Image available Centaurea cyanus M. J. Williams, A. Tiehm 1974-1 74 -A-1 Sierra N end of Hwy. 89 1615 Comment
  UC338820  Centaurium muehlenbergii Lemmon 1928-8-5 699 Sierra W. C. L.'s Ranch Sierra Valley (Sierra Valley) Comment
  UC1326242  Cephalanthera austiniae Theodore F. Niehaus 1965-6-24 600 Sierra n. edge of meadow at Hall's Ranch Guard Station Comment
  UCR206987  Cerastium fontanum subsp. vulgare George K. Helmkamp, E. A. Helmkamp 2009-5-28 14846 Sierra Northern Sierra Nevada Foothills, along CA-49, 1.8 miles north of the Yuba County line0 884 Comment
  POM140926  Cercocarpus betuloides C. F. Baker 1903-7-14 6845 Sierra Klamathon Comment
  UCR270723  Cercocarpus ledifolius John F. Emmel 1999-6-5 1621 Sierra Sierra Nevada Mtns., Verdi Range; summit of Henness Pass Road 1877 Comment
  UCD21962  Cercocarpus ledifolius var. intermontanus Brian Vanden Heuvel 2002-7-7 168 Sierra Tahoe National Forest. 3.5 miles South of Sierraville on CA 89, west side of road. Comment
  UC1127897  Cercocarpus ledifolius var. ledifolius A. Lewis 1934-11-7 550 Sierra 5 1/2 mi sw of Loyalton (Tahoe National Forest); Tahoe National Forest 1828 Comment
  UCD149529  Chaenactis G. L. Stebbins 1970-7-25 7075 Sierra Side of Mount Fillmore. (Exact location unknown. Coordinates estimated by label maker.) 2194 Comment
  RSA94770  Chaenactis douglasii var. douglasii J. G. Lemmon 1874-1 119 Sierra [No locality information provided] Comment
  UCD112940  Chamaebatia foliolosa R. Randell 1996-5-26 16 Sierra Tahoe National Forest, beside Wild Plum Road, 0.75 miles from highway 49 turnoff. 1350 Comment
  SJSU14062  Chamaesaracha nana W. Savage 1964-6-16 Sierra by Hwy 89 1950 Comment
  UCD18571  Chamerion angustifolium Roman Gankin 1951-7-17 49 Sierra State Hwy. 49 at Pioneer Camp, found near roadside. 1798 Comment
  CAS-BOT-BC68228  Cheilanthes gracillima Lemmon 1878-8-1 s.n. Sierra Webber Lake Comment
  CAS-BOT-BC68231  Cheilanthes gracillima Mrs. E. C. Sutliffe 1925-10-1 s.n. Sierra Salmon Lake Comment
  CAS-BOT-BC68235  Cheilanthes gracillima Alice Eastwood 1918-4-6 s.n. Sierra Downieville Comment
  CHSC115181  Cheilanthes gracillima Lowell Ahart 2015-5-9 20155 Sierra Road cut, on the north side of the Canyon Creek Trail, about 100 yards southeast of the foot bridge across Boyce Ravine, trail on the north side of the North Fork of the Yuba River, about one mile west of Highway 49, about 2 miles west of Indian Valley. 716 Comment
  UCR95830  Cheilanthes gracillima J. G. Lemmon 1880-1 s.n. Sierra Sierra Nevada Mtns.: high peaks around Webber Lake [probably Webber Peak] 2439 Comment
  SEINET10470308  Cheilanthes gracillima Lowell Ahart, Peter Ahart 1983-10-27 Ahart 4470 Sierra North side of Milton Reservoir, near Jackson Meadow Reservoir. Yellow Pine Forest; 1800 m. 1800 Comment
  CAS-BOT-BC460985  Chenopodium atrovirens John Thomas Howell 1969-9-13 46129 Sierra Sierra Nevada: near the SW end of Webber Lake 2072 Comment
  HSC93427  Chenopodium atrovirens Vernon H. Oswald, L. Ahart 1996-8-19 8212 Sierra N High Sierra Nevada, Yuba Pass-Weber Lake Rd. (Forest Rt. 12) 0.6 mi. N of the Rd. to Haypress Valley. 2226 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
  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
  UC124847  Chimaphila umbellata J. G. Lemmon 1875-1 184 Sierra Comment
  JEPS37830  Chrysolepis sempervirens W. L. Jepson 1934-8-3 16847 Sierra 2 mi e Bassett sta. (Pioneer road sta.); North Fork Yuba River Comment
  UC1135225  Chrysolepis sempervirens G. E. Sindel 1934-8-6 82 Sierra 2.5 mi nne Catfish Lake; Tahoe National Forest, Colfax Quad. 1981 Comment
  SEINET11268080  Chrysopsis breweri Carl B. Wolf 1937-8-6 9064 Sierra Northern Sierra Nevada, 1/2 mile ne of Gold Lake.; 0 1920 Comment
  SEINET11860559  Chrysothamnus nauseosus subsp. albicaulis J. G. Lemmon 1874-1 99 Sierra Sierra Co. &c Comment
  SEINET10816194  Chrysothamnus parryi subsp. nevadensis Karen M. Meyer, Andrew Townesmith 2007-7-15 Meyer 117 Sierra Tahoe National Forest. 4 mi. N on Hwy 270, off I-80 W. 1749 Comment
  UCD22403  Chrysothamnus viscidiflorus L. Allen; A. M. Shapiro 2001-8-1 s.n. Sierra Heriot Road, 4 airline miles NE of Sierraville. 1524 Comment
  SEINET9285785  Chrysothamnus viscidiflorus Unknown 2001-8-1 Sierra Wallace (Torri) Ranch Comment
  UCD130458  Chrysothamnus viscidiflorus subsp. puberulus R. O. Hanes 1992-9-28 94 Sierra Cottonwood Creek area, Tahoe Forest. 1914 Comment
  UC1136949  Chrysothamnus viscidiflorus subsp. viscidiflorus G. T. Nordstrom 1936-7-24 953 A Sierra 5.5 mi w Purdy; Sierraville Quad. 1889 Comment
  JEPS43893  Circaea alpina subsp. pacifica W. L. Jepson 1934-8-2 16806 Sierra 2 mi. e. Bassett Station (Pioneer rd. sta., N. Fork Yuba R.); N. Fork Yuba R. Comment
  SJSU12249  Cirsium andersonii N. A. Hopkins 1982-8-22 1114 Sierra 1 mi S of Calpine 1524 Comment
  CDA1087  Cirsium arvense T. C. Fuller 1963-8-28 11176 Sierra Loyalton; N of school, roadside ditch and yard. 0 Comment
  CAS-BOT-BC285548  Cirsium occidentale var. candidissimum John Thomas Howell; R. C. Barneby 1954-5-13 29540 Sierra North Fork Yuba River, 7.5 miles below Downieville 762 Comment
  RSA129852  Cirsium occidentale var. candidissimum G. T. Nordstrom 1936-7-13 936 Sierra 3.8 miles SE of Dog Valley 1524 Comment
  CDA1511  Cirsium ochrocentrum var. ochrocentrum W. White, W. Van Gilder 1965-8-18 s.n. Sierra Sierra Valley; S side of Hwy 49, 0.5 mi W of Loyalton. 35 paces W of W. driveway of Bruce Miles ranch. Comment
  CAS-BOT-BC438648  Cistanthe W. Harnach; N. Harnach 1989-5-2 052 Sierra Sierra Valley. Approx 400 ft. east of gate into barn. Calpine Ranch (home). 1499 Comment
  CAS-BOT-BC228945  Cistanthe umbellata John Thomas Howell; Gordon H. True 1970-7-14 5519 Sierra At Verdi Peak Lookout, Verdi Range 2560 Comment
  CAS-BOT-BC228947  Cistanthe umbellata H. Albert Barker 1926-7-31 159 x Sierra Haskel Peak 2529 Comment
  CAS-BOT-BC228950  Cistanthe umbellata Joseph Gerber 1953-7-4 4 Sierra Lake Independence 2133 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-BC163180  Clarkia lassenensis Vincent Jones 1920-5-25 s.n. Sierra Cedar Glen Comment
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Mar 18 2018
  SEINET4145446  Clarkia lassenensis W. Harnach, N. Harnach 1993-6-26 731 Sierra Sierra Valley, Doe Canyon, about 3 miles SE of Loyalton in Sierra Brooks 1622 Comment
  UC585199  Clarkia lassenensis E. B. Babcock, G. L. Stebbins Jr. 1936-6-3 1639 Sierra 1/2 mi ne Sattley (on Church ranch) Comment
  CAS-BOT-BC164964  Clarkia rhomboidea Peter H. Raven 1964-6-30 19615 Sierra Bank along the canyon of the North Fork of the Yuba River, 4.6 miles east of Downieville on State Highway 49 Comment
  RSA0093829  Clarkia stellata George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20795 Sierra Northern Sierra Nevada Mountains Foothills. Along CA-49, 1.9 miles NE of the Yuba County line, NE of Camptonville. 796 Comment
  UCR249166  Clarkia stellata George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20795 Sierra Northern Sierra Nevada Mountains Foothills, Along CA-49, 1.9 miles NE of the Yuba County line, NE of Camptonville 796 Comment
  RSA0080495  Claytonia lanceolata Rimo C. Bacigalupi 1927-7-3 1601 Sierra Pine woods near Yuba Pass 1951 Comment
  CAS-BOT-BC440058  Claytonia perfoliata subsp. perfoliata Catherine Best 1981-6-17 s.n. Sierra Hwy 89 12 miles north of Truckee Comment
  UCR249144  Claytonia perfoliata subsp. perfoliata George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20762 Sierra Northern Sierra Nevada Mountains Foothills, Along CA-49, 1.2 miles north of the Yuba County line 901 Comment
  CHSC45504  Clematis ligusticifolia Lowell Ahart 1973-10-26 279 Sierra On the cut bank on the west side of the Foote Road, on the north side of the Middle Fork of the Yuba River, south-west of Alleghany. 914 Comment
  JEPS29722  Collinsia parviflora Rimo Bacigalupi and L. R. Heckard 1962-5-27 8478 Sierra 2 mi s Sierraville (at edge of Sierra Valley, on slopes); Sierra Valley 1615 Comment
  SEINET13396072  Collinsia parviflora H. Hamlin 1904-1 s.n. Sierra Sierra Valley. Comment
  SEINET13396233  Collinsia parviflora S. B. Doten 1901-6-20 s.n. Sierra Little Truckee [River]. Comment
  SEINET13396264  Collinsia parviflora S. B. Doten 1901-6-1 65 Sierra N of Webber Lake. Comment
  SEINET13405537  Collinsia parviflora S. B. Doten, R. E. L. 1901-6-1 644 Sierra N of Webber Lake. Comment
  JEPS85213  Collinsia torreyi var. wrightii Roy E. Buck, Steven Lee, Eric Smith, Andrea Gargas, et al. 1986-8-3 550 Sierra 4/7 air km sse Yuba Pass (edge of meadow, upper Lincoln Meadow complex); Lincoln Meadow complex 2225 Comment
  UCD84481  Collinsia torreyi var. wrightii Chuck Hughes 2010-7-3 157 Sierra Next to trail between Upper Salmon Lake and Deer Lake. 2023 Comment
  HSC16926  Collomia heterophylla R. Spellenberg 1964-6-14 392 Sierra 3 mi. W of Sierra City Comment
  UC1586493  Collomia linearis Lowell Ahart 1991-7-22 6675 Sierra about 1/4 mi s Henness Pass Road (about 3 mi nw of Webber Lake); French Meadow 2133 Comment
  UCR257830  Collomia linearis George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-7-23 19513 Sierra Northern Sierra Nevada Mountains, Stampede Dam Road, 1.7 miles north of the Nevada County line, just east of Stampede Reservoir 1770 Comment
  UC908786  Collomia linearis Milo S. Baker 1936-6-18 8398 Sierra outskirts Sierraville (on s) Comment
  CHSC57318  Collomia tinctoria L. P. Janeway 1984-8-11 990 Sierra Ridge backbone above and west of Tamarack Lakes. Near top on east side of ridge. 2225 Comment
  CHSC73804  Collomia tinctoria B. Castro; M. A. Griggs 1997-7-10 755 Sierra Bunker Hill Ridge, on lower SW-facing slope between Duck Soup Pond and the ridge crest, along Pacific Crest Trail. 2072 Comment
  JEPS118415  Collomia tinctoria Lowell Ahart 2011-9-23 17713 Sierra Growing on a gravel bar on the south side of Pass Creek, south of Hennas Pass Road, west of French Meadow, east of Forest Road 70, about 3 miles (air) northwest of Webber Lake 2015 Comment
  JEPS124068  Collomia tinctoria Lowell Ahart 2015-5-9 20174 Sierra About 3/4 mile west of Highway 49, about 1 3/4 mile west of Indian Valley. Comment
  CAS-BOT-BC157355  Comarum palustre Elmer I. Applegate 1921-9-7 3361 Sierra Gold Lake 1981 Comment
  CAS-BOT-BC157356  Comarum palustre L. S. Smith 1926-8-10 1996 Sierra Tahoe National Forest. Gold Lake along Str. in Mdw. west end 1981 Comment
  JEPS121059 Image available Convolvulus arvensis Joe Ammirati 1964-6-25 111 Sierra 3 mi. W. of Downieville on Hw 49. Comment
  JEPS124867 Image available Convolvulus arvensis Virginia Hardham 1965-6-29 31 Sierra On right up road from junction HWY 49 on way to Goodyear's Bar. Comment
  CAS-BOT-BC494099  Conyza canadensis William Harnach 2000-8-23 996 Sierra Sierra Valley. 1 mi N of Loyalton on Co. Road A-24 1499 Comment
  UC66454  Corallorhiza maculata P. B. Kennedy and S. B. Doten 1901-7-18 170 Sierra Webber Lake Comment
  JEPS64340  Corallorhiza maculata Alma Ames July, 1913 13 Sierra Peters Well Sierraville 1828 Comment
  RSA8040  Corallorhiza maculata H. A. Barker 1927-7-17 811 Sierra Snake Lake 2012 Comment
  SEINET6166291  Corallorhiza maculata P. B. Kennedy, S. B. Doten 1901-7-18 170 Sierra Near Webber Lake Comment
  CAS-BOT-BC209877  Cornus nuttallii Alice Eastwood 1918-4-6 6793 Sierra Downieville 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
  RSA232649  Cornus nuttallii Larry E. DeBuhr, Gary D. Wallace 1972-5-21 581 Sierra Tahoe National Forest; along Hwy. 49 east of Sierra City. 1524 Comment
  CAS-BOT-BC210384  Cornus sericea John Thomas Howell 1969-9-13 46108 Sierra Little Truckee River near outlet of Webber Lake 2042 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
  JEPS50128  Cornus sericea subsp. sericea W. L. Jepson 1934-8-3 16814 Sierra Pioneer road sta. 2 mi. e. of Bassett Sta. (N. Fork Yuba R.); N. Fork Yuba R. 1706 Comment
  JEPS95603  Cornus sericea subsp. sericea Lowell Ahart 1994-7-1 7435 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
  JEPS124850 Image available Cornus sericea subsp. sericea Marge Kempf 1965-6-29 227 Sierra Collected at Union Flat Campground. Off of HWY 49 Comment
  RSA0024697  Cornus sessilis J. T. Howell 1951-8-21 28282 Sierra North Fork Yuba River below Downieville. Sierra Nevada. 915 Comment
  JEPS125679  Corydalis caseana William Harnach 2008-7-11 1343 Sierra 1 mile East of Bassetts Station at SFSU Sierra Nevada Field Campus. Comment
  CAS-BOT-BC401880  Corydalis caseana subsp. caseana Rimo Bacigalupi 1927-7-2 1628 Sierra Slopes above north fork of Yuba River halfway between Downieville and Sierra City Comment
  CAS-BOT-BC169503  Corylus cornuta subsp. californica Lowell Ahart 1969-5-18 s.n. Sierra Scales, 10 miles SE of La Porte 1219 Comment
  CAS-BOT-BC290332  Crepis W. Harnach; N. Harnach 1989-5-9 069 Sierra Sierra Valley. Beaton Barn site 1502 Comment
  CAS-BOT-BC290471  Crepis acuminata Gordon H. True 1965-6-30 2123 Sierra Truckee River near Mystic R.R. Bridge just west of Sierra County line 1554 Comment
  CAS-BOT-BC290472  Crepis acuminata Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Unspecified 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
  SEINET7837060 Image available Crepis bakeri W. Harnach, N. Harnach 1992-5-10 682 Sierra South of Calpine, Mtn. Quail Road, Sierra Valley 1524 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-BC291569  Crepis intermedia G. L. Stebbins, Jr.; E. B. Babcock 1936-6-5 1704 Sierra Newman Point, SE edge of Sierra Valley about 3 1/2 miles NE of Sierraville on road to Loyalton 1615 Comment
  UC346503  Crepis intermedia E. B. Babcock 1928-6-13 144 Sierra along Lemmon Canyon rd. 100 yd n forest boundary (s slope of pk.); Tahoe Nat. For., Sardine Pk. Comment
  UC346568  Crepis intermedia E. B. Babcock 1928-6-12 151 Sierra along rd ca 5 mi se Sierraville; Tahoe Nat. For., Onion Valley Comment
  UC581222  Crepis intermedia E. B. Babcock and G. L. Stebbins Jr. 1936-6-5 1729 Sierra near junction of Smithneck and Bear Valley Creek (se edge of valley, 2 mi s of Loyalton); Sierra Valley 1600 Comment
  UC346531  Crepis intermedia E. B. Babcock 1928-6-12 124 Sierra Newman Pt. Sierra Valley (along road <from> Sierraville to Loyalton) 1767 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
  SEINET7838752 Image available Crepis modocensis W. Harnach, N. Harnach 1989-5-9 069 Sierra Sierra Valley, Beaton barn site (Sattley) 1503 Comment
  UC313838  Crepis modocensis L. S. Smith 1927-5-30 Sierra e Sierraville (w and sw slopes); Sierra Valley Comment
  CAS-BOT-BC376484  Crepis modocensis subsp. modocensis D. E. Breedlove 1962-6-13 3517 Sierra Along State Highway 89, 10.0 miles south of Sierraville 1950 Comment
  CAS-BOT-BC291596  Crepis modocensis subsp. subacaulis G. L. Stebbins; J. A. Jenkins 1937-5-23 2166 Sierra Along Balls Creek 2 mi. east of Casey Mill between Loyalton and Purdy 1767 Comment
  CAS-BOT-BC291597  Crepis modocensis subsp. subacaulis G. L. Stebbins; J. A. Jenkins 1937-5-21 2115 Sierra At Newman Point, 3 1/2 mi. northest of Sierraville on road to Loyalton 1524 Comment
  POM308732  Crepis modocensis subsp. subacaulis Betty J. Jorgensen 1944-6-22 469 Sierra Little Truckee River, 10 miles N of Hobart Mills. Comment
  UC346513  Crepis occidentalis E. B. Babcock 1928-6-12 135 Sierra nr. and s Newman Pt. (along road from Sierraville to Loyalton); Sierra Valley Comment
  UC346521  Crepis occidentalis E. B. Babcock 1928-6-12 128 Sierra Newman Point Sierra Valley (along road to Loyalton) Comment
  UC346528  Crepis occidentalis subsp. costata E. B. Babcock 1928-6-12 122 Sierra Newman Point Sierra Valley (along road to Loyalton) 1767 Comment
  UC346548  Crepis occidentalis subsp. occidentalis E. B. Babcock and M. Navashin 1928-6-22 168 Sierra along rd. to Newman Pt. 1.5 mi from jct. of Reno and Loyalton rds. (nw of Sierraville); Sierra Valley Comment
  POM230951  Crepis occidentalis subsp. pumila E. B. Babcock, G. L. Stebbins Jr. 1936-6-5 1701 Sierra Newman Point, SE edge of Sierra Valley, about 3.5 miles NE of Sierraville on road to Loyalton. 1616 Comment
  CHSC94224  Crepis pleurocarpa Lowell Ahart 2006-6-28 12881 Sierra On the south slope and near the top of the serpentine area, about 3/4 mile (air) east of Lake Delahunty, about 2 miles (air) northeast of Gibsonville. 1903 Comment
  UC194653  Crepis runcinata subsp. imbricata unknown Aug. 1881 Sierra Sierra Valley Comment
  SEINET5343725 Image available Crepis runcinata var. andersonii A. A. Heller, P. B. Kennedy 1907-7-1 8666 Sierra Purdy Comment
  SEINET5343726 Image available Crepis runcinata var. andersonii A. A. Heller, P. B. Kennedy 1907-7-1 8666 Sierra Purdy Comment
  SEINET9592240  Croton setiger W. Harnach, N. Harnach 1990-7-29 482 Sierra Sierra Valley, on Road A-23, ca 0.25 mile S of the Plumas-Sierra Co. line. 1503 Comment
  UC1586500  Cryptantha affinis Lowell Ahart 1991-7-22 6691 Sierra 3 mi nw Webber Lake (about 0.1 mi s of Henness Pass Road); French Meadow 2133 Comment
  POM368166  Cryptantha affinis Robert Gustafson 1985-6-13 3166 Sierra SFSU Sierra Nevada Field Station, ca. 6 miles below Yuba Pass summit on Highway 49. 1921 Comment
  CHSC50990  Cryptantha echinella Lowell Ahart 1990-7-8 6552 Sierra Near Bunker Hill Rigde, on the west side of Mount Etna, about 12 miles north-east of La Porte. 2072 Comment
  RSA713345  Cryptantha milobakeri B. Pitzer, S. Morgan, H. M. Soldan 1988-5-28 893 Sierra Convict Flat Picnic Area, on North Yuba River, 12 miles NE of Camptonville on Highway 49. 780 Comment
  UC79301  Cryptantha muricata F. H. Hillman 1895-6-29 Sierra Dog Valley Road Comment
  CAS-BOT-BC70473  Cryptogramma acrostichoides Lewis S. Rose 1934-7-4 34319 Sierra Gold Lake 1950 Comment
  CHSC110873  Cryptogramma acrostichoides Tim Hanson 2013-9-17 9 Sierra Northern High Sierra Nevada. 200 m northwest of Road 22N54Y on top of Sawmill Ridge and 1.5 air km east of Gibsonville. 1778 Comment
  CHSC59658  Cryptogramma acrostichoides L. P. Janeway 1992-10-27 4319 Sierra Plumas National Forest. Near top of peak along the ridgetop between Mills Peak and Haskell Peak, about 1.5 mi south of Mills Peak and about 3.25 northwest of Haskell Peak. 2209 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
  UC1063763  Cryptogramma acrostichoides H. S. Yates 1935-6-29 5290 Sierra 1 mi n Gold Lake; Plumas Nat'l Forest, Downieville Quadrangle 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
  UC433194  Cryptogramma acrostichoides J. G. Lemmon 48 Sierra notably at Webber Lake Webber Lake; High Sierra Comment
  SEINET8655895  Cuscuta californica var. californica W. Harnach 2012-7-31 1278 Sierra South east side of Lincoln Valley, approx 0.4 miles from Forest Road 12 (Webber Lake Road from Yuba Pass on Hwy 49) on Road 1214. 2261 Comment
  UC1553396  Cusickiella douglasii G. Schoolcraft 1988-5-16 1799 Sierra in Dog Valley e Guard Station; Dog Valley e of Guard Station 1767 Comment
  UC1446108  Cycladenia humilis var. humilis Lowell Ahart 1979-7-15 Sierra ca. 1 mi. e. Mt. Etna (s.e. of Stafford Mt., along La Porte-Johnsville rd.) 1800 Comment
  JEPS82070  Cycladenia humilis var. humilis Paul C. Hutchison and Rimo Bacigalupi 1982-8-9 8442 Sierra 12 mi. n. by logging rd. Downieville (bottom of rd. to lookout just w. of summit, Saddleback Mt.); Saddleback Mt. 1798 Comment
  UCR18718  Cynoglossum occidentale Frank C. Vasek 1975-7-10 750710- 02 Sierra Sierra Nevada Mtns, about 15 miles north of Truckee Ranger Station [via Hwy 89], on Hennes Pass Rd. 1.5 miles west of State Hwy 89 1950 Comment
  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
  CHSC46169  Cystopteris fragilis Lowell Ahart 1981-6-23 2876 Sierra North of the dirt road and near the south-west base of Mount Etna, about 11 miles north-east of La Porte. 1828 Comment
  CAS-BOT-BC201020  Cytisus scoparius T. C. Fuller 1962-6-14 9022 Sierra On slope n. of Hwy 49 to Sierra City, 5.3 mi. e. of Downieville Comment
  CAS-BOT-BC201018  Cytisus scoparius Mrs. E. C. Sutliffe 1925-10-1 s.n. Sierra Unspecified Comment
  SJSU5071  Damasonium californicum G. R. Ostrander 1965-7-6 65 A Sierra Sattley-Calpine [-Beckwourth Rd.], 1.5 mi N of Sattley, Sierra Valley 1493 Comment
  UC1609255  Danthonia californica Lowell Ahart 1993-9-10 7211 Sierra n side of mt. about 1 1/4 mi s dirt road from Gibsonville to Johnsville; Mount Fillmore 2225 Comment
  CHSC61563  Danthonia californica var. americana L. P. Janeway 1984-8-18 1018 Sierra Second meadow southeast of the second switchback down the road from Packers Saddle towards Packer Lake. 1981 Comment
  JEPS122439  Danthonia californica var. americana L. P. Janeway 2014-6-17 11393 Sierra Northern High Sierra Nevada. Plumas National Forest; on the old mining tailings of Poverty Hill, between Gold Run Creek and Slate Creek. Quad: American House 7.5'. Comment
  UCD60517  Danthonia californica var. californica G. Schoolcraft 2000-6-25 2908 A Sierra Knuthson Meadow, W of Sierra Valley. 1524 Comment
  UCD150061  Danthonia unispicata Ayzik Solomeshch; B. Holland, J. Buck, C. Caria, T. Collins 2009-6-9 s.n. Sierra North of the town of Sierraville. 1498 Comment
  UCD119079  Darlingtonia californica Barry Rice 2011-6-26 BR 110601 Sierra Harris Meadow. 1880 Comment
  CAS-BOT-BC1419  Delphinium andersonii L. S. Smith 1927-5-30 2059 Sierra Sierra Valley east of Nichols, Tahoe National Forest 1828 Comment
  SEINET5337953  Delphinium andersonii A. D. Bruner 1962-5-9 s.n. Sierra Dog Valley 1829 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-BC8928  Delphinium depauperatum Lin Grayson; Gordon H. True 1981-5-16 44 Sierra Sierra Valley marsh along County Road A-24 1666 Comment
  RSA584782  Delphinium depauperatum J. T. Howell, G. H. True 1969-6-25 45853 Sierra 3 miles N of Bassetts on road to Gold Lake. 1951 Comment
  CHSC66905  Delphinium glaucum Lowell Ahart 1996-8-6 7704 Sierra Along a small stream, a branch of Long Valley Creek, east side of Yuba Pass-Webber Lake Road (Forest Rt. 12), about 5 air miles south of Yuba Pass. 2225 Comment
  JEPS117443  Delphinium glaucum Lowell Ahart 2010-9-15 17169 Sierra Along stream, near open dry meadow, about 150 yards north of the cabin, about 40 yards north of the lower pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak 2134 Comment
  SEINET8688538  Delphinium glaucum P. B. Kennedy, S. B. Doten 1901-7-24 228 Sierra Lincoln Valley. Comment
  CAS-BOT-BC9880  Delphinium nudicaule H. D. Ripley; R. C. Barneby 1943-6-16 5787 Sierra NW of Calpine 1463 Comment
  CAS-BOT-BC116536  Delphinium nuttallianum J. Penalosa 1962-6-20 2508 Sierra Little Truckee River at Highway 89 1905 Comment
  POM160303  Delphinium nuttallianum J. G. Lemmon 1889-1 s.n. Sierra Sierra Valley Comment
Read comments
Feb 4 2011
  SBBG2207  Delphinium nuttallianum H. and M. Dearing 1939-7-4 3821 Sierra Gold Lake 1676 Comment
  CAS-BOT-BC116153  Delphinium nuttallianum L. S. Smith 1925-6-21 1585 Sierra Meadow near Sierraville. 1524 Comment
  CAS-BOT-BC116537  Delphinium nuttallianum Catherine Best 1982-7-10 703 Sierra Near the Little Truckee River about 15 mi. orthwest of Truckee Comment
  RSA8031  Delphinium nuttallianum H. S. Baker 1927-6-28 751 Sierra Gold Lake. 1982 Comment
  SEINET12093543  Delphinium nuttallianum F. H. Utech 1986-1 86 -091 Sierra Tahoe Natioanal Forest, ca 1 mi N of junction North Yuba River & CA 49 bridge 950 Comment
  SEINET5338042  Delphinium nuttallianum R. E. Eckert 1954-5-13 s.n. Sierra Dog Valley. 1981 Comment
  SEINET5338075  Delphinium nuttallianum K. Genz 1979-5-23 9109 Sierra Turning south at forest boundary and Long Valley road, travel Mitchell Canyon road for 2.3 miles. 1817 Comment
  JEPS125784  Delphinium patens subsp. patens William Harnach 2015-5-20 1415 Sierra Approximately 0.25 miles north of the intersection of Henness Pass Road and the Mountain House Road on Mountain House Road. South of Goodyears Bar. Comment
  CAS-BOT-BC192458  Deschampsia cespitosa subsp. cespitosa David D. Keck 1944-7-8 5414 Sierra Sierra Valley, 1.5 mi. N. of Sattley, on Feather River Road 1524 Comment
  JEPS75580  Deschampsia cespitosa subsp. cespitosa W. L. Jepson 1934-8-7 16870 Sierra Cold Creek near Sierraville; Cold Creek Comment
  UCD21011  Deschampsia cespitosa subsp. cespitosa E. Bortiri 2002-7-3 WFC 59 Sierra Saddle Meadow, next to Perazzo Meadows, Sierra Co. Comment
  UC1131428  Deschampsia danthonioides G. T. Nordstrom 1934-6-28 159 Sierra 1 1/2 mi. w. Bickford Dairy; Tahoe Nat'l Forest, Truckee Quad. Comment
  UCD61875  Deschampsia danthonioides Adeline Frederick 1925-6-23 Sierra About Downieville, Slug Canon. 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-BC201928  Deschampsia elongata Lowell Ahart 1982-7-28 3724 Sierra Along the dirt road N of the Pacific Mine, ca. 5 mi. E of La Porte 1700 Comment
  CHSC112373  Deschampsia elongata L. P. Janeway 2014-6-23 11402 Sierra Northern High Sierra Nevada. Plumas National Forest; Placer Diggings along Pine Grove Creek, just north of Pine Grove Cemetery, 1.3 air-km west-northwest of Howland Flat. 1646 Comment
  CHSC53176  Deschampsia elongata L. P. Janeway 1989-8-16 3594 Sierra Plumas National Forest. Near top of ridge 1/2 mi SE of Chapman Saddle; ca 2 1/4 mi SE of Haskell Pk. Mdw at head of creek. 2133 Comment
  UC1586491  Descurainia incana Lowell Ahart 1991-7-22 6674 Sierra about 3 mi nw Webber Lake (French Meadow, about 0.25 mi s of Henness Pass Road); French Meadow 2133 Comment
  POM308869  Descurainia incana subsp. viscosa Betty J. Jorgensen 1944-6-22 475 Sierra Along Little Truckee River, on road between Independence and Webber Lakes. Comment
  CAS-BOT-BC43040  Descurainia incisa subsp. incisa Lewis S. Rose 1934-7-15 34367 Sierra Gold Lake. 1950 Comment
  JEPS53409  Descurainia incisa subsp. incisa W. L. Jepson 1918-8-18 8057 Sierra 6 mi s Sierraville 1767 Comment
  CAS-BOT-BC43043  Descurainia incisa subsp. incisa Catherine Best 1981-6-18 s.n. Sierra Sierra Nevada. Above the meadow at Yuba Summit. Comment
  UCD114221  Dicentra formosa subsp. formosa P. B. Schultz 1967-6-30 28 Sierra 2 miles E of Downieville. 929 Comment
  SEINET5339627  Dicentra uniflora H. Cook 1955-4-16 s.n. Sierra Dog Valley California 5 miles north of Verdi, Nev. 1676 Comment
  JEPS125683  Dichelostemma capitatum subsp. capitatum William Harnach 2014-4-5 1382 Sierra Barrens above Ramshorn Campground. Comment
  JEPS125767  Dichelostemma multiflorum William Harnach 2014-6-14 1391 Sierra Approximately 0.25 miles from West Main St. on Reservoir Road, Calpine. Comment
  SEINET9292256  Dichelostemma multiflorum Unknown 2009-5-28 14865 Sierra Sierra Nevada Mountains Foothills: above the Yuba River along CA-49, 2.3 miles N of the Yuba Co. line (Strawberry Valley 7.5' Q) Coniferous forest on a steep slope. Occasional, growing up through poison oak on a steep, open, treeless, rocky bank. 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
  SBBG57628  Dichelostemma multiflorum H. and M. Dearing -- Sierra Aspen Valley {ambiguous locality] Comment
  CAS-BOT-BC290949  Dieteria canescens var. shastensis W. R. Dudley 1909-8-29 s.n. Sierra Sierra Valley Comment
  CAS-BOT-BC150569  Diplacus grandiflorus Elmer I. Applegate 1934-5-2 8897 Sierra Sierra City Comment
  CAS-BOT-BC150570  Diplacus grandiflorus B. Carlson 1981-5-17 038 Sierra State Hwy 49 1 mi. N. of Downieville 609 Comment
  CHSC94155  Diplacus mephiticus Lowell Ahart 2006-6-21 12849 Sierra On the south side of the Foote Road, about 2.7 miles (by road) southwest of Alleghany. 1103 Comment
  SEINET14196683  Diplacus torreyi O. Reifschneider 1963-5-27 s.n. Sierra Yuba Pass Road. Comment
  CAS-BOT-BC154010  Diplacus torreyi Catherine Best 1980-6-12 s.n. Sierra Sierra City Comment
  UCD64575  Distichlis spicata Beecher Crampton 1957-7-24 4424 Sierra Gordon Van Vleck Ranch. Sierra Valley. 4 miles northeast of Sattley. Comment
  SEINET11676778  Distichlis spicata J. G. Lemmon 1874-1 s.n. Sierra Sierra Co. &c. Comment
  UC120926  Distichlis spicata J. G. Lemmon 1874-1 Sierra Sierra Co. California Comment
  CAS-BOT-BC136081  Dodecatheon alpinum Joseph Gerber 1953-7-4 12 Sierra Wet meadow Lake Independence 2133 Comment
  CAS-BOT-BC136082  Dodecatheon alpinum R. K. Gierisch; D. H. Esplin 1969-6-25 3500 Sierra Tahoe Forest, Anderson Mdw. 1950 Comment
  CAS-BOT-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-BC136087  Dodecatheon alpinum D. E. Breedlove 1962-6-13 3502 Sierra 4.2 miles north of Sierraville along State Highway 89 1524 Comment
  RSA286298  Dodecatheon alpinum Robert F. Thorne 1974-7-30 45055 Sierra Tahoe National Forest: Goose, Haven and Snag Lakes areas. 2058 Comment
  RSA517275  Dodecatheon alpinum B. Pitzer, S. Morgan, H. M. Soldan 1988-5-28 976 Sierra Tahoe National Forest, Yuba Pass, on Hwy 49 2043 Comment
  SEINET8553007  Dodecatheon alpinum W. Harnach 1989-5-13 085 Sierra Sierra Valley, 0.5 miles S of Sattley, Martinetti Ranch (Elvers). 1518 Comment
  SEINET8552882  Dodecatheon alpinum J. H. Robertson 1950-5-22 s.n. Sierra Dog Valley. 2042 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
  UC1277994  Downingia bacigalupii B. Crampton 1957-7-24 4403 Sierra 3 mi ne Sattley; Sierra Valley Comment
  UC177325  Downingia bacigalupii J. G. Lemmon Sierra Comment
  JEPS124626 Image available Downingia bella Reinhard Jockel 1969-7-3 Sierra At edge of Kyburz Marsh. 2 miles E of highway 89, turn off a few miles N of Little Truckee bridge. Comment
  UCD161464  Drosera rotundifolia Barry Rice 2013-7-7 BR 130703 Sierra a botanicall rich site crossing Marvin Ranch Road. 1355 Comment
  UCD161466  Drosera rotundifolia Barry Rice 2013-7-24 BR 130713 Sierra south of Marvin Ranch Road. 1356 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
  SEINET10568353  Dryopteris arguta John G. Lemmon 1872-1 Lemmon s.n. Sierra Clefts of rocks, Sierra. Comment
  JEPS124760 Image available Dudleya cymosa Joe Ammirati 1964-6-25 121 Sierra ca. 1 mi. w. of Downieville on HW 49, on road side. Comment
  RSA246610  Dulichium arundinaceum Robert F. Thorne, Larry E. DeBuhr, C. W. Tilforth 1972-9-20 42360 Sierra Plumas National Forest: Near pond N of Goose Lake. 2058 Comment
  CAS-BOT-BC33444  Elatine gracilis Herbert L. Mason 1952-8-17 14494 Sierra 0.4 mile S of Little Truckee River Bridge 1920 Comment
  SEINET5060421  Elatine gracilis Unknown 1952-8-17 14494 Sierra 0.4 mile S of Little Truckee River Bridge Comment
  UC1609026  Eleocharis bella Lowell Ahart 1993-9-10 7183 Sierra on the N side of Mount Fillmore (about 1 mi SW of the dirt road from Gibsonville to Johnsville; on W side, near the end of a poor dirt rd. that leads to a camp and a stream) 2133 Comment
  UC116131  Eleocharis bella J. G. Lemmon 1874-1 219 Sierra Comment
  CHSC78295  Eleocharis decumbens Lowell Ahart 2000-7-13 8587 Sierra In a small boggy meadow, on a upper west branch of Black Jack Ravine, on the west side of Forest Highway 98, Harris Meadow, about 7 miles (air) northeast of Alleghany. 1615 Comment
  HSC95572  Eleocharis decumbens L. Ahart 2000-7-13 8587 Sierra Upper W branch of Black Jack Ravine, on the W side of Hwy. 98, Harris Meadow, 7 mi. NE of Alleghany 1616 Comment
  JEPS127612  Eleocharis engelmannii var. engelmannii L. P. Janeway 2014-6-23 11408 Sierra Plumas National Forest, Placer Diggins along Pine Grove Creek, just north of Pine Grove Cemetery, 1.3 air km WNW of Howland Flat. Comment
  JEPS64123  Eleocharis macrostachya W. L. Jepson 1934-8-7 16876 Sierra Onion Valley Comment
  CHSC109881  Eleocharis obtusa Lowell Ahart 2012-9-18 18454 Sierra Bottom of Poverty Hill Hydraulic Mine, about 2 miles (air) southwest of Poverty Hill, about 4 1/2 miles (air) south of La Porte. 1388 Comment
  CHSC78310  Eleocharis quinqueflora Lowell Ahart 2000-7-9 8561 Sierra Open meadow area south of the snow lake, about 100 yards west of the Pacific Crest Trail on Bunker Hill Ridge, about 1 1/2 miles (air) southeast of Pilot Peak, about 7 1/2 miles (air) northeast of La Porte. 1828 Comment
  CAS-BOT-BC112076  Eleocharis quinqueflora Lowell Ahart 1978-9-26 s.n. Sierra Mt. Fillmore 670 Comment
  CHSC78309  Eleocharis suksdorfiana Lowell Ahart 2000-7-13 8588 Sierra In a small boggy meadow, on a upper west branch of Black Jack Ravine, on the west side of Forest Highway 98, Harris Meadow, about 7 miles (air) northeast of Alleghany. 1615 Comment
  CHSC80981  Eleocharis suksdorfiana Lowell Ahart 2001-8-8 9068 Sierra In a large mountain meadow, Haypress Valley, 100 yards south of Yuba Pass Webber Lake Road (Forest Road 12), about 1/2 miles northwest of Church Camp, about 4 miles (air) northwest of Webber Lake. 2133 Comment
  CAS-BOT-BC112015  Eleocharis suksdorfiana W. Harnach; N. Harnach 1990-5-13 318 Sierra Sierra Valley, Martinetti Ranch. 1517 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
  JEPS78088  Elodea nuttallii Gary W. Zamzow 1972-7-11 73 Sierra 1.2 mi n Sattley (on road toward Loyalton) 1524 Comment
  JEPS124723 Image available Elodea nuttallii Michael D. Fleschner 1965-7-1 1965 -87 Sierra 2 miles north of Sattley on a small round which joins with Hwy 89 at Sattely junction. Sierra Valley. Comment
  CAS-BOT-BC227904  Elymus elymoides W. Harnach; N. Harnach 1990-6-30 430 Sierra Sierra Valley. Yuba Pass 2042 Comment
  CAS-BOT-BC227909  Elymus elymoides Melissa A. Berry 1957-6-28 s.n. Sierra Sierra Valley, Highway 89 1524 Comment
  SEINET12745644  Elymus elymoides P. B. Kennedy, S. B. Doten 1901-7-8 126 Sierra Webber Lake. Comment
  CHSC44593  Elymus elymoides subsp. californicus Lowell Ahart 1977-8-2 1517 Sierra On a ridge on the west side of Mount Fillmore, near the summit of Mount Fillmore, about 12 miles north-east of La Porte. 2194 Comment
  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
  CHSC44565  Elymus glaucus Lowell Ahart 1977-8-2 1513 Sierra Along the edge of the road to the north side of Mount Fillmore, about 12 miles north-east of La Porte. 1828 Comment
  CAS-BOT-BC206589  Elymus glaucus subsp. glaucus Alice Eastwood 1918-6-29 7819 Sierra Loyalton Comment
  CHSC92035  Elymus glaucus subsp. glaucus Lowell Ahart 2005-8-30 12362 Sierra East of Pass Creek, about 100 yards southeast of the falls on Pass Creek, about 1/4 mile south of French Meadow, about 2 1/2 miles west of Webber Lake. 2073 Comment
  SEINET13384116 Image available Elymus glaucus var. glaucus George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-1 19437 Sierra Nothern Sierra Nevada Mountains: Henness Pass Road, 1.1 mile east of its junction with CA-89 at the north end of Kyburz Flat 1907 Comment
  UCD62719  Elymus trachycaulus Beecher Crampton 1957-7-24 4412 Sierra Gordon Van Vleck Ranch. Sierra Valley. 4 miles northeast of Sattley. Comment
  CAS-BOT-BC213503  Elymus trachycaulus subsp. trachycaulus Catherine Best 1979-6-14 s.n. Sierra Highway 49, 4 miles west of Loyalton Comment
  NY69931  Ephedra viridis J. G. Lemmon 1874-1 s.n. Sierra Sierra County and vicinity Comment
  UC1122550  Epilobium brachycarpum H. S. Yates 1935-6-28 5271 Sierra 5 1/4 mi nne Sattley; Sierraville Quadrangle Comment
  SEINET3560726 Image available Epilobium brevistylum Lewis S. Rose 1934-7-2 32302 Sierra Gold Lake. 1951 Comment
  CHSC85134  Epilobium campestre John Dittes; Josephine Guardino, Lowell Ahart 2003-7-31 2003 -73 Sierra Northern High Sierra Nevada; ca. 4.8 air-mile southwest of Sierra City, ca. 6.0 air-mile east by southeast of Downieville, ca. 6.5 air-mile northwest of Bowman Lake; Negro Canyon Creek at crossing of poor 4-wheel-drive road; at creek edge. 1682 Comment
  CAS-BOT-BC171809  Epilobium canum subsp. latifolium Mrs. E. C. Sutliffe 1920-9-1 s.n. Sierra Salmon Lake Comment
  CAS-BOT-BC5261  Epilobium canum subsp. latifolium Mrs. E. C. Sutliffe 1920-9-1 s.n. Sierra Salmon Lake Comment
  CHSC37218  Epilobium canum subsp. latifolium L. Ahart 1982-7-28 3701 Sierra Ca. 1/4 mi n of Pacific Mine, ca. 5 mi e of La Porte. 1700 Comment
  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
  JEPS102635  Epilobium ciliatum subsp. ciliatum Lowell Ahart 2001-8-10 9106 Sierra About 200 yards west of the dam, diversion dam across the Little Truckee River (water flows to Sierra Valley), about 150 yards south of Fiberboard Road (Forest Road 18), about 1/8 mile north of Henness Pass Road, about 5 miles (air) east of Webber Lake. 1920 Comment
  CHSC92033  Epilobium ciliatum subsp. glandulosum Lowell Ahart 2005-8-30 12340 Sierra On a gravel bar, on the east side of Pass Creek, about 1/8 mile south of French Meadow, about 2 1/2 miles west of Webber Lake. 2032 Comment
  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
  SEINET6637356 Image available Epilobium hallianum Lewis S. Rose 1934-7-2 34302 Sierra Gold Lake 1951 Comment
  POM204027  Epilobium hallianum L. S. Rose 1934-7-2 34302 Sierra Gold Lake. 1951 Comment
  SEINET12861793  Epilobium hallianum P. B. Kennedy, S. B. Doten 1901-7-5 91 Sierra [Sierra Nevada] spring near Webber Lake Comment
  SEINET12861904  Epilobium hallianum P. B. Kennedy, S. B. Doten 1901-7-5 91 Sierra [Sierra Nevada] spring near Webber Lake Comment
  JEPS109975  Epilobium howellii Dean W. Taylor 2006-8-24 19631 Sierra BONTA CREEK; headwaters of the northern fork of the creek, watershed Middle Fork Feather River (ca. 5 air miles SW of Sierraville) 2255 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
  SEINET12194530  Epilobium minutum F. H. Utech 1986-1 86 -066 Sierra Tahoe National Forest, ca 1 mi E on CA 49 from Downieville, along North Yuba River 1350 Comment
  SEINET12191334  Epilobium obcordatum J. G. Lemmon 1874-1 82 Sierra Comment
  CHSC43548  Epilobium saximontanum Lowell Ahart 1975-8-17 938 Sierra On a gravel bar along Pass Creek, in French Meadows, about 3 miles west and 1/2 mile south of Webber Lake. 2133 Comment
  CAS-BOT-BC57034  Equisetum arvense D. E. Breedlove 1962-6-13 3531 Sierra on bank of the Little Truckee River, on State Highway 89, 11.3 miles south of Sierraville; Sierra Nevada 1905 Comment
  JEPS122452  Equisetum arvense L. P. Janeway 2014-5-28 11274 Sierra Northern High Sierra Nevada. Plumas National Forest; Placer Diggings along Pine Grove Creek, just north of Pine Grove Cemetery, 0.8 air-km northwest of Howland Flat. Quad: La Porte 7.5'. Comment
  CAS-BOT-BC57153  Equisetum hyemale subsp. affine S. Rauwendaal 1981-5-16 062 Sierra San Francisco State Un., Sierra Nevada Field Station, 1/4 east of cabins 1828 Comment
  CAS-BOT-BC57848  Equisetum laevigatum Alice Eastwood 1918-6-29 7805 Sierra Loyalton. Comment
  CAS-BOT-BC57850  Equisetum laevigatum D. E. Breedlove 1962-6-13 3530 Sierra On the bank of the Little Truckee River, on State Highway 89, 11.3 mi. s. of Sierraville; Sierra Nevada. 1905 Comment
  UCD19560  Equisetum laevigatum Gerald Dickinson 1963-6-27 46 Sierra a roadside ditch south of Sierraville, Hwy. 89. 1524 Comment
  SJSU12148  Eremogone congesta var. congesta N. A. Hopkins 1971-6-19 400 Sierra 0.25 mi N of Sattley, Sierra Valley 1524 Comment
  CHSC32065  Ericameria bloomeri L. Ahart 1975-9-28 992 Sierra Along edge of rd , ca. 2 mi nw of Sattley, Sierra Valley, along Hwy 49 above Sierra Valley. 1676 Comment
  CHSC73407  Ericameria bloomeri B. Castro; L. Gehrung, H. Durio 1995-9-14 615 Sierra Ca 1.8 air mi SW of the top of Mt. Fillmore at jcn of County Rd 800 with jeep trail 10E11. Slope at west side of Rd 800. 1787 Comment
  HSC93201  Ericameria bloomeri Vernon H. Oswald, L. Ahart 1996-8-19 8185 Sierra Yuba Pass-Weber Lake Rd. ( Forest Rte. 12) 0.7 mi. S of Hwy. 49 2073 Comment
  JEPS117455  Ericameria bloomeri Lowell Ahart 2010-9-15 17156 Sierra Open areas, around trees, about 20 yards southeast of the cabin, about 20 yards southeast of the upper pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak 2134 Comment
  UCD22390  Ericameria bloomeri Ellen Dean; Art Shapiro, Davis Botanical Society 2002-9-28 1305 Sierra Sierra Valley Orientation turn-out along Hwy 49, 6-7 mile rd mi W of Sierraville. 1828 Comment
  SEINET5709304 Image available Ericameria bloomeri J. Semple, B. Semple 1981-1 5729 Sierra Hwy 49, E of Yuba Pass.; Yuba Pass Comment
  CHSC44870  Ericameria cuneata Lowell Ahart 1973-10-9 274 Sierra Cliffs, a dangerous place overlooking the Middle Fork of the Yuba River, about 2 air miles west of Milton Dam. 2042 Comment
  CAS-BOT-BC292390  Ericameria nauseosa R. K. Gierisch; D. H. Esplin 1969-9-25 3617 Sierra Tahoe Forest Comment
  CAS-BOT-BC298128  Ericameria nauseosa var. oreophila W. R. Dudley 1909-8-29 s.n. Sierra Sierra Valley Comment
  CAS-BOT-BC299458  Ericameria nauseosa var. speciosa H. Albert Barker 1926-7-27 152 Sierra Gold Lake, Indian Head Peak Simmit 2072 Comment
  CHSC57411  Ericameria nauseosa var. speciosa L. P. Janeway 1984-9-1 1105 Sierra Sierra Crest just above and east of Oakland Lake and Snake Lake. 2270 Comment
  CHSC69174  Ericameria nauseosa var. speciosa Vernon Oswald; Lowell Ahart 1997-8-19 8824 .1 Sierra Mountain House Rd. (County Rd. 300) just south of its junction with Henness Pass Rd. (County Rd. 293), 6.3 mi south of Goodyears Bar. 1389 Comment
  JEPS127566  Ericameria nauseosa var. speciosa L. P. Janeway 2015-8-26 11854 Sierra Northern High Sierra Nevada. Plumas National Forest; north slope of Sawmill Ridge overlooking Slate Creek; along Road 800 about 1.2 road-km southwest of Gibsonville-Johnsville Road. La Porte 7.5' Quad. 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
  UCR257722  Ericameria nauseosa var. speciosa George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-7-22 19434 Sierra Northern Sierra Nevada Mountains, along Hwy CA-89, c. 8 miles north of the Nevada County line 1823 Comment
  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
  CHSC66781  Erigeron coulteri Vernon H. Oswald; Lowell Ahart 1996-8-19 8194 Sierra Northern High Sierra Nevada. Yuba Pass-Weber Lake Rd. (Forest Rt. 12) just S of the road to Lincoln Valley. 2255 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
  UCR257649  Erigeron divergens George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-7-23 19495 Sierra Northern Sierra Nevada Mountains, Stampede Dam Road, 1.7 miles north of the Nevada County line, just east of Stampede Reservoir 1770 Comment
  SEINET8667680 Image available Erigeron eatonii K. R. Genz 1979-5-23 9112 Sierra Turning south at forest boundary and Long Valley Road, travel Mitchell Canyon Road for 2.3 miles Comment
  CAS-BOT-BC300368  Erigeron eatonii var. nevadincola H. D. Ripley; R. C. Barneby 1942-5-22 4539 Sierra Near Loyalton 1524 Comment
  JEPS29732  Erigeron eatonii var. nevadincola Rimo Bacigalupi, and L. R. Heckard 1962-5-27 8487 Sierra 4.7 mi ne Sierraville (e edge of s arm of Sierra Valley); Sierra Valley 1524 Comment
  CAS-BOT-BC300378  Erigeron eatonii var. plantagineus W. Harnach; N. Harnach 1989-5-18 095 Sierra Sierra Valley. Calpine Ranch (home) 1505 Comment
  RSA121438  Erigeron filifolius G. T. Nordstrom 1936-7-25 965 Sierra 5 3/4 miles W of Purdy. 1951 Comment
  CAS-BOT-BC300853  Erigeron glacialis var. glacialis George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  CHSC60600  Erigeron glacialis var. glacialis L. P. Janeway 1984-8-11 985 Sierra Northwest side of Sierra Buttes; where the established trail up the Buttes meets the 4x4 road up the Buttes. 2346 Comment
  CHSC60602  Erigeron glacialis var. glacialis L. P. Janeway 1984-7-29 947 Sierra About 3-1/2 mi southeast from Gold Lake, near Road 28 (21N11). Ridgetop/saddle. 2225 Comment
  CHSC73404  Erigeron glacialis var. glacialis B. Castro; L. Gehrung, H. Durio 1995-9-14 640 Sierra Ca. 0.7 air mi SW of the top of Mt. Fillmore, and ca 0.3 mi SE of jeep trail 10E11, which traverses the headwaters of Pearson Ravine. At W edge of midslope terrace of mtn. 2042 Comment
  JEPS85211  Erigeron glacialis var. glacialis Roy E. Buck, Steven Lee, Eric Smith, Andrea Gargas, et al. 1986-8-3 549 Sierra 4.7 air km sse Yuba Pass; upper Lincoln Meadow complex 2225 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
  SJSU12195  Erigeron glacialis var. glacialis N. A. Hopkins 1983-9-1 1175 Sierra ca. 0.25 mi west of Packer Lake 1920 Comment
  CAS-BOT-BC295148  Erigeron inornatus Margaret Williams 1972-8-27 s.n. Sierra Merrill Valley just north of Stampede Dam 2011 Comment
  JEPS41429  Erigeron inornatus var. inornatus W. L. Jepson 1934-8-4 16851 Sierra Pioneer road sta., 2 mi. e Barrett sta.; Yuba River, North Fork Comment
  UC1118160  Erigeron inornatus var. inornatus N. H. French 1934-7-24 536 Sierra 1 mi ese of Webber Lake; Tahoe National Forest, Truckee Quadrangle 2133 Comment
  CAS-BOT-BC295781  Erigeron petrophilus var. sierrensis Lowell Ahart 1982-7-28 3699 Sierra About 1/4 mile north of the Pacific Mine, about 5 miles east of the town of La Porte 1700 Comment
  CAS-BOT-BC295782  Erigeron petrophilus var. sierrensis G. L. Stebbins 1970-7-25 7082 Sierra Northwest ridge of Mt. Fillmore 1950 Comment
  JEPS112919  Erigeron petrophilus var. sierrensis Dean W. Taylor 2001-8-1 17853 Sierra Slate Creek about 2 miles East of Gibsonville (ca. 8 miles NE of La Porte), along Forest Road 22N44X 1767 Comment
  UC176510  Erigeron pumilus var. intermedius A. A. Heller and P. B. Kennedy 1907-7-1 8664 Sierra Purdy Comment
  CAS-BOT-BC300265  Erigeron reductus var. reductus Lowell Ahart 1975-8-17 s.n. Sierra 3 miles W and 1/2 mile S of Webber Lake Comment
  UCD132079  Erigeron tener K. M. Meyer; A. Townesmith 2007-7-15 114 Sierra Tahoe National Forest. 4 mi. N on Hwy 270, off I-80 W. 1749 Comment
  CAS-BOT-BC255407  Eriogonum Kit Miller 1967-8-1 3332 Sierra Unspecified except for elevation and Township/Range 2560 Comment
  UCD99876  Eriogonum douglasii Tim Metcalf 1974-5-27 358 Sierra Elephants Head Peak, east of State Hwy. 49, 2.5 miles northeast of Loyalton. 1737 Comment
  CAS-BOT-BC256173  Eriogonum douglasii var. meridionale D. E. Breedlove 1962-6-13 3509 Sierra 1.5 miles north of Sierraville on State Highway 89 1524 Comment
  SEINET527247  Eriogonum douglasii var. meridionale Paul Opler 2003-6-24 Sierra Hills south of Loyalton, Bear Valley road. 1951 Comment
  UC584320  Eriogonum douglasii var. meridionale G. L. Stebbins Jr. and J. A. Jenkins 1937-5-22 2127 Sierra mountain about 4 mi ne Loyalton Comment
  CAS-BOT-BC246513  Eriogonum elatum var. elatum W. Harnach; N. Harnach 1989-8-7 241 Sierra Sierra Valley. Calpine Ranch (home) 1508 Comment
  SJSU11990  Eriogonum elatum var. villosum N. A. Hopkins 1984-8-26 1241 Sierra 2 mi S of Calpine, Sierra Valley 1524 Comment
  CAS-BOT-BC259360  Eriogonum lobbii H. Albert Barker July 27 154 Sierra Gold Lake - Indian Head Peak 2072 Comment
  SJSU13941  Eriogonum lobbii N. A. Hopkins 1986-7-13 1355 Sierra lower summit of Dead Mans Peak, W of Yuba Pass 2255 Comment
  JEPS56797  Eriogonum lobbii var. lobbii J. G. Lemmon Aug. 1874 Sierra Webber Lake - Peaks Webber Lake Comment
  SEINET530778  Eriogonum luteolum var. caninum Paul Opler 2006-6-18 Sierra Lemon Creek, SE of Sierraville. Comment
  CHSC69190  Eriogonum luteolum var. luteolum Vernon Oswald; Lowell Ahart 1997-8-19 8835 Sierra Footes Crossing Rd. (County Rd. 191) on the north side of the Middle Fork of Yuba River, 5.3 mi southwest of Alleghany. 1066 Comment
  CAS-BOT-BC263702  Eriogonum luteolum var. pedunculatum Alice Eastwood 1915-6-29 7794 Sierra Loyalton Comment
  JEPS56735  Eriogonum marifolium J. G. Lemmon 1888-1 Sierra Gold Lake Comment
  RSA286282  Eriogonum marifolium Robert F. Thorne 1974-7-30 45044 Sierra Tahoe National Forest: Goose, Haven and Snag Lakes area. 2058 Comment
  UCSB16004  Eriogonum marifolium 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
  CAS-BOT-BC267380  Eriogonum marifolium var. marifolium G. L Smith 1959-6-20 1240 Sierra Down-grade, n. of Gold Lake 1981 Comment
  CAS-BOT-BC267384  Eriogonum marifolium var. marifolium Lewis S. Rose 1934-7-12 34353 Sierra Gold Lake 1950 Comment
  CHSC66815  Eriogonum marifolium var. marifolium Vernon H. Oswald; Lowell Ahart 1996-8-19 8201 Sierra Northern High Sierra Nevada. Yuba Pass-Weber Lake Rd. (Forest Rt. 12) 1.2 mi S of the road to Lincoln Valley. 2346 Comment
  CAS-BOT-BC260784  Eriogonum nudum var. deductum Lewis S. Rose 1934-7-5 34320 Sierra Gold Lake Comment
  CHSC73975  Eriogonum nudum var. deductum B. Castro; M. A. Griggs 1997-7-10 754 Sierra Bunker Hill Ridge, on SW-facing slope E of Duck Soup Pond, approaching the ridge crest, along Pacific Crest Trail. 2103 Comment
  CHSC69185  Eriogonum nudum var. nudum Vernon H. Oswald; Lowell Ahart 1997-8-19 8830 Sierra Mountain House Rd. (Sierra Co. 300) 1.1 mi southwest of the town of Forest (between Goodyears Bar and Alleghany). 1417 Comment
  RSA242163  Eriogonum nudum var. nudum James L. Reveal 1971-6-23 2476 Sierra Along California Highway 49, about 5 miles west of Downieville along the North Fork of the Yuba River. 854 Comment
  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
  SJSU11988  Eriogonum nudum var. nudum N. A. Hopkins 1975-7-24 695 Sierra by Hwy 49 at Goodyear Cr 822 Comment
  JEPS125750  Eriogonum nudum var. oblongifolium William Harnach 2012-8-13 1293 Sierra Road 21N27 at the intersection with Road 21N27B, approximately 2.0 miles from Chapman Saddle, Plumas National Forest Comment
  CHSC67122  Eriogonum rosense var. rosense James D. Jokerst 1990-7-27 3167 Sierra On northwest-facing slope immediately below the summit of an unnamed peak at the north end of the Bald Mountain Range. 2621 Comment
  SEINET3813822 Image available Eriogonum spergulinum Lewis S. Rose 1934-7-4 34317 Sierra Gold Lake. 1951 Comment
  CAS-BOT-BC269965  Eriogonum spergulinum var. reddingianum Gordon H. True; J. T. Howell 1967-8-19 4027 Sierra Independence Creek, ca. 1 mile south of Little Truckee River on Independence Lake Road 1981 Comment
  CHSC10730  Eriogonum spergulinum var. reddingianum Lowell Ahart 1967-9-29 Sierra One mile south of Sam's Camp. 2438 Comment
  UC6452  Eriogonum spergulinum var. reddingianum Lemmon Aug. 1874 Sierra Webber Lake Comment
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Mar 20 2006
  SEINET8584708  Eriogonum strictum subsp. anserinum W. Harnach 2015-5-31 1416 Sierra 1.5 miles east of Calpine at the intersection of County Road A-23 and Calpine Road. Comment
  SEINET524386  Eriogonum umbellatum Paul A. Opler 2003-6-29 Sierra 1 mi. E of Calpine. Comment
  CHSC110278  Eriogonum umbellatum var. modocense L. P. Janeway 2012-6-24 10908 Sierra Northern High Sierra Nevada. Top of band of serpentine along Sawmill Ridge 1.0 km southeast of Delahunty Lake and 2.7 km northwest of Mt Fillmore. 1901 Comment
  CAS-BOT-BC262084  Eriogonum umbellatum var. nevadense D. E. Breedlove 1962-6-13 3535 Sierra On bank of Little Truckee River, 11.3 miles south of Sierraville on State Hwy. 89 1905 Comment
  CAS-BOT-BC262089  Eriogonum umbellatum var. nevadense F. G. Krauss 1894-8-30 s.n. Sierra At Webber L. Comment
  JEPS125780  Eriogonum umbellatum var. nevadense William Harnach 2015-6-1 1419 Sierra 0.25 miles south of Highway 70 on County Road A-23 near Beckwourth. Comment
  SEINET3872980  Eriogonum umbellatum var. nevadense Richard R. Halse 2010-8-26 8092 Sierra Along State Hwy. 49 ca 7.6 miles west of Loyalton or ca 5 miles north of Sierraville.; 0 1508 Comment
  UC66412  Eriogonum umbellatum var. nevadense P. B. Kennedy and S. B. Doten 1901-7-12 154 Sierra Webber Lake Comment
  UC161873  Eriogonum umbellatum var. nevadense J. G. Lemmon 1874-1 200 Sierra Comment
  CHSC69188  Eriogonum umbellatum var. polyanthum Vernon Oswald; Lowell Ahart 1997-8-19 8824 .2 Sierra Mountain House Rd. (County Rd. 300) just south of its junction with Henness Pass Rd. (County Rd. 293), 6.3 mi south of Goodyears Bar. 1389 Comment
  UC77776  Eriogonum umbellatum var. torreyanum J. G. Lemmon and wife 1872-1 Sierra near Weber Lake Comment
  CAS-BOT-BC262290  Eriogonum ursinum H. Albert Barker 1926-7-8 78 Sierra Gold Lake Ridge, summit Comment
  JEPS108829  Eriogonum ursinum Lowell Ahart 2006-6-28 12884 Sierra On the south slope and near the top of the serpentine area, about 3/4 mile (air) east of Lake Delahunty, about 2 miles (air) northeast of Gibsonville 1903 Comment
  SJSU11985  Eriogonum ursinum N. A. Hopkins 1984-6-21 1206 Sierra near Packer L 2011 Comment
  SJSU12009  Eriogonum ursinum N. A. Hopkins 1983-8-30 1181 Sierra above Deer L 2255 Comment
  SJSU14056  Eriogonum ursinum W. Savage 1964-7-5 334 Sierra 4 mi SW of Downieville near Goodyears Bar 975 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
  UCR263558  Eriogonum vimineum Vernon H. Oswald, Lowell Ahart 1996-8-19 8238 Sierra Northern High Sierra Nevada Mountains, south side of Little Truckee Bridge on the road to Independence Lake [Henness Pass Road], just south of Forest Route 07 and c. 1 mile west of Hwy 89 1951 Comment
  SJSU9520  Eriogonum vimineum C. L. Kline 1965-6-29 106 Sierra Goodyears Bar, N Yuba R c. 4.5 mi W of Downieville 833 Comment
  CDA36218  Eriophyllum lanatum var. achilleoides G. K. Helmkamp, E. A. Helmkamp 2009-5-28 14845 Sierra Northern Sierra Nevada Foothilla; Along CA Hwy 49, 1.6 miles north of the Yuba County line. Comment
  RSA0035528  Eriophyllum lanatum var. achilleoides George K. Helmkamp, Elizabeth A. Helmkamp 2013-6-5 20781 Sierra Along CA-49, 1.7 miles west of Goodyears Bar, c. 11 miles NE of Yuba Co. line 793 Comment
  SEINET7248594  Eriophyllum lanatum var. achilleoides George K. Helmkamp, Elizabeth Helmkamp 2013-1 Sierra Comment
  CHSC94153  Eriophyllum lanatum var. grandiflorum Lowell Ahart 2006-6-21 12810 Sierra On the west side of the Foote Road, about 3.7 miles (by road) southwest of Alleghany. 1093 Comment
  CAS-BOT-BC308274  Eriophyllum lanatum var. integrifolium Betty J. Jorgensen 1944-6-22 470 Sierra Little Truckee River 10 miles north of Hobart Mills Comment
  CHSC44866  Eriophyllum lanatum var. integrifolium Lowell Ahart 1975-6-28 823 Sierra About 2 air miles east of Gibsonville. 1981 Comment
  POM308730  Eriophyllum lanatum var. integrifolium Betty J. Jorgensen 1944-6-22 470 Sierra Little Truckee River, 10 miles N of Hobart Mills. Comment
  UC472191  Eriophyllum lanatum var. integrifolium J. G. Lemmon 1874-1 Sierra Comment
  SEINET11119241  Eryngium alismifolium W. Harnach, N. Harnach 1990-7-31 496 Sierra Sierra Valley, 0.75 miles E of Calpine 1509 Comment
  UCD84089  Eryngium alismifolium Ayzik Solomeshch 2009-6-9 s.n. Sierra Sierra County. Sierra Valley. Harvey Ranch. Along Westside Road, ca. 1 km N of intersection of Westside Road and Calpine Road, ca. 200 m W of Westside Road. 1498 Comment
  UC1087821  Eryngium alismifolium Ornduff 1958-7-14 5009 Sierra along Heriot Lane 3 mi. from its junction with Hwy. 49 Sierra Valley 1371 Comment
Read comments
Mar 27 2014
  SJSU4971  Erysimum capitatum N. A. Hopkins 1968-6-30 Sierra 0.25 mi N of Packer L 1859 Comment
  UCR53699  Erysimum capitatum B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-27 0873 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
  CDA35761  Erysimum capitatum J. R. Keck Jr. 1978-6-29 PDR# 330067 Sierra Sierraville; Treasure Mtn. Rd., U. S. Forest Service Land. 0 Comment
  CDA12301  Erysimum capitatum var. purshii G. F. Hrusa 1991-7-4 8567 A Sierra Sierra Valley; Antelope Valley, approx. 1.5 miles from Sierraville Rd. Comment
  CAS-BOT-BC54947  Erysimum perenne Belle R. Jackson 1932-6-1 s.n. Sierra Yuba Pass. Comment
  CHSC10771  Erythranthe guttata Lowell Ahart 1966-11-18 Sierra Near Goodyear's Bar Road. 1066 Comment
  CHSC43489  Erythranthe nasuta Lowell Ahart 1978-6-4 1758 Sierra Along the edge of the Foote Road, about 4 miles south of Alleghany. 1219 Comment
  SJSU12027  Erythranthe pulsiferae N. A. Hopkins 1983-7-9 1151 Sierra 1 mi SW of Calpine 1524 Comment
  SEINET10528804  Erythronium grandiflorum John G. Lemmon 1875-1 Lemmon s.n. 1875 Sierra Comment
  JEPS124523 Image available Eschscholzia californica Joe Ammirati 1964-6-26 113 Sierra In Downieville, on HW 49 Comment
  CAS-BOT-BC177104  Eucephalus breweri J. Semple; S. Heard 1986-8-13 8404 Sierra Ca-49, W of Yuba Pass, campground 1737 Comment
  CAS-BOT-BC310547  Eurybia integrifolia John Thomas Howell 1969-9-13 46126 Sierra North shore of Webber Lake 2064 Comment
  CAS-BOT-BC310550  Eurybia integrifolia George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  CHSC92038  Eurybia integrifolia Lowell Ahart 2005-8-30 12359 Sierra East of Pass Creek, about 100 yards southeast of the falls on Pass Creek, about 1/4 mile south of French Meadow, about 2 1/2 miles west of Webber Lake. 2073 Comment
  JEPS117482  Eurybia integrifolia Lowell Ahart 2010-9-15 17154 Sierra Open dry meadow, about 100 yards north of the cabin, about 30 yards north of the lower pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak 2134 Comment
  JEPS87513  Eurybia integrifolia Lowell Ahart 1993-9-10 7176 Sierra about 1 mi sw dirt road from Gibsonville to Johnsville (n side of Mount Fillmore, on w side and near end of poor dirt road that leads to a camp and stream); Mount Fillmore 2133 Comment
  CAS-BOT-BC310546  Eurybia integrifolia Gordon H. True 1971-9-7 7060 Sierra Mt. Lola Trail in Cold Water Canyon 2103 Comment
  RSA507798  Euthamia occidentalis J. C. Semple, S. Heard 1986-8-13 8412 Sierra CA-49 W of Downieville; at Fiddle Creek Campground Comment
  SJSU12273  Festuca idahoensis N. A. Hopkins 1983-9-1 1171 Sierra c. 0.25 mi W of Packer Lake 1920 Comment
  CHSC52487  Festuca viridula L. P. Janeway 1989-8-18 3164 Sierra Plumas National Forest. NE flank near top of ridge ca 3 mi E of Haskell Pk overlooking Sulphur Cr. 2225 Comment
  CAS-BOT-BC457010  Fragaria virginiana subsp. platypetala W. Harnach; N. Harnach 1990-5-13 310 Sierra Martinetti Ranch, Sierra Valley 1517 Comment
  SD22843  Frangula purshiana Carl B. Wolf 1937-8-6 9048 Sierra Northern Sierra Nevada, No. fork of Yuba River, 5 mi. above Downieville 1067 Comment
  UCD40151  Frangula rubra Rodney Gale Myatt 1971-7-3 1551 -a Sierra Hillside above Hwy 49, just to the north of Yuba River. Near Oregon Creek, Alleghany Road, and Sierra County line. 195 Comment
  CAS-BOT-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-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
  LA207865  Frangula rubra subsp. rubra Carl B. Wolf; 1937-8-6 Sierra N. Sierra Nevada, N. Fork of Yuba River, 2 1/2 mi. above Downieville 975 Comment
  SJSU14029  Frasera albicaulis N. A. Hopkins 1988-6-26 1450 Sierra Sierra Valley 1524 Comment
  CAS-BOT-BC504416  Fritillaria atropurpurea Javier Penalosa 1962-6-20 2510 Sierra Little Truckee River at Hwy. 89 1905 Comment
  CAS-BOT-BC504417  Fritillaria atropurpurea Eugene Carter 1975-6-26 1001 Sierra Grizzly Creek, North Fork Trinity River 1767 Comment
  SJSU5528  Fritillaria atropurpurea N. A. Hopkins 1970-6-11 323 Sierra NE of Packer Lake 1828 Comment
  CAS-BOT-BC506155  Fritillaria micrantha W. Harnach; N. Harnach 1989-4-30 048 Sierra Sierra Valley, Calpine Ranch 1498 Comment
  POM273478  Fritillaria pudica J. W. Morrison s.n. Sierra Town: Loyalton; Mt. Range: Sierra Nevada; River: Feather; Sierra Valley. 1220 Comment
  JEPS125817  Galium aparine William Harnach 2013-5-1 1331 Sierra 1.6 miles West of Goodyears Bar on Highway 49 and North of the Ramshorn campground. Comment
  UCR196992  Galium aparine George K. Helmkamp, E. A. Helmkamp 2008-5-20 13487 Sierra Sierra Nevada Mountains Foothills, Henness Pass road, 3.4 miles northeast of Camptonville 1261 Comment
  UCR249146  Galium aparine George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20760 Sierra Northern Sierra Nevada Mountains Foothills, Along CA-49, 1.2 miles north of the Yuba County line 901 Comment
  UC585183  Galium bolanderi E. B. Babcock and G. L. Stebbins Jr. 1936-6-3 1670 Sierra on highway 1 1/2 mi s Sierraville 1600 Comment
  RSA21683  Galium bolanderi Carl B. Wolf 1937-8-6 9043 Sierra Northern Sierra Nevada, No. fork of Yuba River, 2.5 mi. above Downieville. 976 Comment
  SJSU8344  Galium trifidum subsp. columbianum W. Savage 1971-6-29 718 Sierra Goodyears Bar c. 3 mi W of Downieville 853 Comment
  SEINET13711142  Galium trifidum subsp. subbiflorum Lowell William Ahart, Lowell William Ahart 2001-1 9091 Sierra Near Diversion Dam across Little Truckee River along Fiberboard Road about 5 Mi. E of Weber Lake (T19N, R15E, sec 15, SW 1/4) 6300 Ft. 1920 Comment
  CAS-BOT-BC182235  Garrya fremontii Lowell Ahart 1976-7-30 s.n. Sierra Mt. Fillmore 1981 Comment
  CAS-BOT-BC192106  Garrya fremontii R. L. P. Bigelow 1911-10-10 s.n. Sierra in vicinity of Goodyears Bar, Tahoe Forest 792 Comment
  POM161773  Garrya fremontii R. C. Bacigalupi 1927-7-2 1614 Sierra Along North Fork of Yuba River, halfway between Downieville and Sierra City. 2073 Comment
  UCD121135  Garrya fremontii John Thomas Howell; Gordon H. True 1969-6-25 45855 Sierra North Fork Yuba River at Bassetts. 1645 Comment
  SEINET12189442  Gayophytum diffusum J. G. Lemmon 1874-1 85 Sierra Comment
  CHSC53157  Gayophytum diffusum subsp. parviflorum L. P. Janeway 1989-8-18 3610 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
  CHSC61924  Gayophytum diffusum subsp. parviflorum Lowell Ahart 1993-9-24 7256 Sierra On the east side of the stream on the north side of Mount Fillmore, west of the poor dirt road that ends at a stream, about 3/4 mile south of the dirt road from Gibsonville to Johnsville. 2133 Comment
  JEPS87375  Gayophytum diffusum subsp. parviflorum Lowell Ahart 1993-9-24 7256 Sierra n side Mount Fillmore (about 0.75 mi s of the dirt road from Gibsonville to Johnsville, w of poor dirt road that ends at a stream, slope on e side of stream) 2133 Comment
  UC1609430  Gayophytum diffusum subsp. parviflorum Lowell Ahart 1993-9-24 7256 Sierra 3/4 mi s dirt road from Gibsonville to Johnsville (w of poor dirt road that ends at a stream, steep slope on e side of stream on n side of mt.); Mount Fillmore 2133 Comment
  SEINET4150921  Gayophytum diffusum var. strictipes P. B. Kennedy 1901-7-20 200 Sierra Lincoln Valley, hillside west of 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
  JEPS117253  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
  RSA772435  Gayophytum heterozygum L. Ahart 2010-9-15 17163 Sierra About 20 yrds NW of the cabin, about 50 yrds SW of the middle pond, At the spring, About 2.75 air miles north of Yuba Pass on Hwy 49, about 4 air miles east of Haskell Peak. 2135 Comment
  SJSU14266  Gayophytum humile N. A. Hopkins 1989-6-15 1530 Sierra c. 1.5 mi SW of Calpine, Sierra Valley 1524 Comment
  SEINET4153117  Gayophytum racemosum W. Harnach, N. Harnach 1989-6-27 181 Sierra Sierra Valley, Calpine Ranch (home) 1506 Comment
  SEINET12189476  Gayophytum racemosum J. G. Lemmon 1874-1 84 Sierra Comment
  JEPS31385  Gentiana newberryi W. L. Jepson 1918-8-18 8059 Sierra Lake Independence 2011 Comment
  SEINET8586373  Gentiana newberryi W. Harnach, N. Harnach 1990-8-17 516 Sierra Sierra Valley. 1.5 miles S of Sattley, Strang Ranch (Elvers back-80). 1524 Comment
  CDA18384  Gentiana newberryi var. newberryi G. D. Barbe 1978-8-3 2422 Sierra Hwy 89, 2 mi N of Sierra Co. line, W of Little Truckee River (0.6 mi S of the bridge crossing the river). Comment
  POM148088  Gentiana simplex George Haley 1927-8-6 s.n. Sierra Webber Lake. 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
  CAS-BOT-BC459370  Geum macrophyllum W. Harnach; N. Harnach 1989-6-10 135 Sierra Sierra Valley, Strang Creek on Hwy. 49 1502 Comment
  JEPS124076  Geum macrophyllum var. perincisum Lowell Ahart 2015-5-9 20177 Sierra About one mile west of Highway 49, about 2 miles west of Indian Valley. Comment
  CHSC32061  Gilia capitata L. Ahart 1973-5-25 234 Sierra Near Alleghany. 914 Comment
  SDSU3076  Gilia capitata subsp. capitata D. F. Howe 1964-7-27 3875 Sierra 14.3 miles W of Downie ville on north fork of Yuba River. Tahoe National Forest. 762 Comment
  SD237548  Gilia capitata subsp. mediomontana G. K. Helmkamp, E. A. Helmkamp 2009-5-28 14864 Sierra Sierra Nevada Mountains Foothills: above the Yuba River along CA-49, 2.3 miles north of the Yuba Co. line (Strawberry Valley 7.5'Q) 851 Comment
  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
  JEPS84964  Gilia leptalea subsp. leptalea Barbara Ertter with Tahoe Chapter CNPS 1987-6-27 7215 Sierra ca 12 air mi n Truckee (head of Little Truckee River, ca 1.5 mi e of Hwy 89 on Tahoe National Forest Rd S450, n end of Kyburz Flat); Kyburz Flat, Little Truckee River 1920 Comment
  CAS-BOT-BC280557  Glyceria elata Lowell Ahart 1980-9-9 2597 Sierra Between the outlet of Webber Lake and Little Truckee River 2200 Comment
  SJSU13936  Glyceria elata N. A. Hopkins 1984-8-4 1225 Sierra c. 1 mi SW of Calpine, Sierra Valley 1524 Comment
  HSC47930  Glyceria nubigena Michael A. Watkins 1978-9-20 132 Sierra Foothills of the Sierra Nevada Mtns., 10 mi. NW of Johnsville on property of the Cowell Mine Comment
  UCR45297  Gnaphalium canescens subsp. beneolens R. D. Goeden 1986-9-10 s.n. Sierra Tahoe Nat'l Forest, Jackson Meadow Reservoir, 22 mi NW of Truckee, north side of Fireboard Rd. 1890 Comment
  SEINET10475153  Gnaphalium microcephalum var. thermale Lowell Ahart, Peter Ahart 1983-10-27 Ahart 4471 Sierra North side of Milton Reservoir, near Jackson Meadow Reservoir. Yellow Pine Forest; 1800 m. 1800 Comment
  CAS-BOT-BC302485  Gnaphalium palustre John Thomas Howell 1951-8-21 28273 Sierra Yuba Pass 2042 Comment
  CAS-BOT-BC302663  Gnaphalium palustre Herbert L. Mason 1952-7-19 14451 Sierra Sierra Nevada. 1.5 miles east of Calpine at junction of Calpine with Sierraville-Beckwourth road, Sierra Valley 1524 Comment
  CHSC59684  Gnaphalium palustre L. P. Janeway 1992-9-30 4315 Sierra Plumas National Forest. About 0.1 mi north of the ridge between Mills Peak and Haskell Peak, about half way between the two peaks. 2209 Comment
  SEINET8770725 Image available Gnaphalium palustre W. Harnach, N. Harnach 1990-8-5 502 Sierra Sierra Valley: Kuaffmans (old box mill) Calpine 1512 Comment
  SEINET8770731 Image available Gnaphalium palustre H. L. Mason 1952-1 14451 Sierra 1.5 miles east of Calpine at junction of Calpine with Sierraville-Beckwourth road. Sierra Valley 1524 Comment
  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
  CHSC81408  Gratiola ebracteata Lowell Ahart 2001-9-28 9296 Sierra Around the drying ponds on the bottom of the Poverty Hill Hydraulic gold mine, north of Poverty Hill (town), about 4 miles (air) south of La Porte. 1524 Comment
  RSA719704  Grindelia squarrosa Michael A. Vincent, K. Levings 2006-7-29 12923 Sierra Along Rt 395, 2.1 miles S of the Lassen County line. Comment
  UC1562333  Grindelia squarrosa var. serrulata Vernon Oswald and Lowell Ahart 1990-7-25 4394 Sierra 1.5 mi w of Hwy 395 <on> Staverville Rd 1584 Comment
  SEINET12328018  Gymnosteris parvula J. G. Lemmon 1874-1 s.n. Sierra Comment
  CHSC57070  Hackelia nervosa L. P. Janeway; Garrett Gibson 1991-7-22 4086 Sierra Plumas National Forest. North-facing slope 1/2 mi due east of Mohawk Gap (along road 21N31B). 2225 Comment
  UC333598  Hackelia nervosa unknown Sierra Webber Lake; Sierra Valley Comment
  SEINET11844248  Haplopappus whitneyi subsp. whitneyi L. P. Janeway 1989-1 3633 Sierra Plumas National Forest, along SE side of McNair Mdw, ca 1 mi W of Calpine L.O., Beckwourth Ranger D 1631 Comment
  OBI28470  Hazardia whitneyi J. & B. Sample, B. Sample 1981-8-27 5723 Sierra Hwy 89, 1.5 mi from Calpine Comment
  CHSC58886  Helenium bigelovii Lowell Ahart 1992-7-17 6785 Sierra Along a stream, along a logging road, about 2 (air) miles east of Quartz Point, about 6 (air) miles south-east of Downieville. 1706 Comment
  CAS-BOT-BC306729  Helenium bigelovii A. R. Kruckeberg 1954-7-31 3657 Sierra Near Sacramento Boys Camp, Packer Lake road, Lakes Basin Recreation Area. Sierra Buttes area Comment
  CAS-BOT-BC306731  Helenium bigelovii H. Albert Barker 1926-7-31 160 Sierra Lusk Meadows 2042 Comment
  UCSB27025  Helianthella californica 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
  UC1368485  Helianthella californica subsp. nevadensis R. K. Gierisch 1969-6-27 3503 Sierra Tahoe National Forest Comment
  CAS-BOT-BC314808  Helianthella californica var. nevadensis L. P. Janeway 1984-8-12 994 Sierra Ridge-top just south of Packer Saddle 2148 Comment
  CAS-BOT-BC314812  Helianthella californica var. nevadensis Carl B. Wolf 1937-8-6 9063 Sierra 1/2 mi. NE of Gold Lake, Northern Sierra Nevada 1920 Comment
  CHSC53235  Helianthella californica var. nevadensis L. P. Janeway 1989-8-16 3597 Sierra Plumas National Forest. Near top of ridge 1/2 mi SE of Chapman Saddle; ca 2 1/4 mi SE of Haskell Pk. 2133 Comment
  CAS-BOT-BC314811  Helianthella californica var. nevadensis H. Albert Barker 1926-7-23 222 Sierra Gold Lake 1981 Comment
  CAS-BOT-BC314816  Helianthella californica var. nevadensis A. R. Kruckeberg 1954-8-2 3692 Sierra Ridge trail N.E. of Sierra Buttes lookout, 3/4 miles from tower, Tahoe N.F. 2438 Comment
  CAS-BOT-BC314817  Helianthella californica var. nevadensis Mrs. H. C. Cantelow 1951-7-23 11 Sierra Hwy. 89, 9 miles north of Hobart Mills Comment
  RSA125582  Helianthella californica var. nevadensis Arthur R. Kruckeberg 1954-8-2 3692 Sierra Ridge trail, NE of Sierra Buttes lookout, 0.75 mile from tower; Tahoe National Forest. 2439 Comment
  SJSU14004  Helianthus bolanderi N. A. Hopkins 1988-8-12 1471 Sierra by Hwy 89 midway between Hwy 49 & Calpine 1524 Comment
  CHSC69176  Helianthus exilis Vernon Oswald; Lowell Ahart 1997-8-19 8837 Sierra Footes Crossing Rd. (County Rd. 191) on the north side of the Middle Fork of Yuba River, 5.3 mi southwest of Alleghany. 1066 Comment
  UCSB27067  Heracleum maximum Wilken, Dieter 1969-7-24 Sierra Salmon Creek, 2 miles north of california State Highway 49, along road to graeagle, Sierra Buttes Sierra Nevada 1981 Comment
  UCD103892  Hesperis matronalis A. M. Shapiro 2011-6-19 s.n. Sierra In town of Sierraville along Hwy 89. 1524 Comment
  SEINET5499711  Hesperochiron californicus W. Harnach, N. Harnach 1989-4-8 013 Sierra 0.5 miles E of Calpine, Calpine Ranch (home) 1509 Comment
  SEINET12279752  Hesperochiron californicus J. G. Lemmon 1874-1 177 Sierra Comment
  SEINET5498797  Hesperochiron californicus P. A. Lehenbauer s.n. Sierra Balls Canyon Comment
  SJSU4161  Hesperochiron californicus C. W. Sharsmith & Wayne Savage 1967-5-20 7510 Sierra 1 mi N of Sattley, Sierra Valley 1493 Comment
  CDA11878  Hesperolinon micranthum G. F. Hrusa, J. Jokerst 1991-7-5 8539 A Sierra Sierra Valley Region; S side of Golden Dome, Antelope Valley approx. 3 miles above Sierra Valley. Comment
  UCD110554  Hesperolinon micranthum P. B. Schultz 1967-6-30 24 Sierra State Highway 49 at Goodyears Bar turnoff. Comment
  JEPS117920  Heterotheca villosa var. minor L. P. Janeway 2008-9-8 9578 Sierra Plumas National Forest Northen High Sierra Nevada (about half way down the southeast side of Port Wine Ridge to Canyon Creek; 3.1 air km southwest od Table Rock.) 1603 Comment
  RSA0036007  Heuchera micrantha George K. Helmkamp, Elizabeth A. Helmkamp 2013-6-5 20753 Sierra Along CA-49, 1.2 miles north of the Yuba County line 901 Comment
  SEINET9334290  Heuchera micrantha Unknown 2009-5-28 14857 Sierra Northern Sierra Nevada Foothills Comment
  CHSC66783  Hieracium albiflorum Vernon H. Oswald; Lowell Ahart 1996-8-19 8217 Sierra Northern High Sierra Nevada. Yuba Pass-Weber Lake Rd. (Forest Rt. 12) 1.5 mi S of the road to Haypress Valley. Between the road and the meadow below the road. 2194 Comment
  SEINET11847697  Hieracium albiflorum J. G. Lemmon 1874-1 132 Sierra Sierra Co., &c Comment
  CHSC57262  Hieracium scouleri L. P. Janeway 1984-8-11 980 Sierra Northwest of Sierra Buttes. 2316 Comment
  CAS-BOT-BC150150  Holodiscus microphyllus var. microphyllus Lewis S. Rose 1934-7-22 34402 Sierra Gold Lake 1950 Comment
  CAS-BOT-BC388564  Holosteum umbellatum W. Harnach; N. Harnach 1990-6-6 340 Sierra Sierra Valley. Martinetti Ranch 1517 Comment
  SCFS976  Hordeum jubatum L. Loeblich 1964-6-25 52 Sierra 823 Comment
  CAS-BOT-BC285076  Hordeum marinum subsp. gussoneanum Lowell Ahart 1977-5-31 s.n. Sierra 6 miles west of Alleghany 1500 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-BC536181  Horkelia fusca var. parviflora Ella Dales Cantelow 1938-7-2 2287 Sierra 2.8 miles NW of Calpine Comment
  CAS-BOT-BC514269  Horkelia fusca var. pseudocapitata Ethel Crum 1937-8-6 1942 Sierra Shore of Webber Lake 2042 Comment
  CAS-BOT-BC514270  Horkelia fusca var. pseudocapitata Gordon H. True 1967-7-31 3658 Sierra Stampede Valley about 1/2 mi N of LIttle Truckee River on Dog Valley Rd 1798 Comment
  NY436042  Horkelia sericoleuca J. G. Lemmon s.n. Sierra Comment
  NY436043  Horkelia sericoleuca J. G. Lemmon 1874-1 71 Sierra Comment
  SJSU12269  Hosackia crassifolia N. A. Hopkins 1982-6-9 1149 Sierra c. 1 mi SW of Calpine 1524 Comment
  CHSC53200  Hosackia crassifolia var. crassifolia L. P. Janeway 1989-8-24 3630 Sierra Plumas National Forest. North facing slopes along the SE side of McNair Mdw: ca 1 mi W of Calpine L.O. 1630 Comment
  UCD106137  Hosackia oblongifolia Adeline Frederick 1925-6-29 s.n. Sierra Along Hungry Mouth Dutch, Downieville. Comment
  SBBG68152  Hosackia oblongifolia var. oblongifolia H. and M. Dearing -- Sierra Aspen Valley {ambiguous locality] Comment
  UC1583965  Hydrophyllum capitatum var. alpinum G. Schoolcraft 1990-5-8 2016 Sierra near Calpine (w edge of Sierra Valley); Sierra Valley 1524 Comment
  SEINET5499956  Hydrophyllum capitatum var. alpinum P. Lehenbauer 1935-5-21 s.n. Sierra Balls Canyon Comment
  SEINET5499972  Hydrophyllum capitatum var. alpinum C. Grauvogel 1963-5-11 s.n. Sierra Dog Valley, 6 miles northwest of Verdi 1707 Comment
  SEINET5500031  Hydrophyllum capitatum var. alpinum P. B. Kennedy, S. B. Doten 1901-7-12 164 Sierra [Sierra Nevada] Weber Lake Comment
  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
  SEINET12331117  Hydrophyllum occidentale F. H. Utech 1986-1 86 -086 Sierra Tahoe Natioanal Forest, ca 1 mi N of junction North Yuba River & CA 49 bridge 950 Comment
  SJSU11098  Hydrophyllum occidentale H. L. Buckalew 1964-7-9 Sierra Yuba Pass, Hwy 49 2042 Comment
  SEINET5518786  Hydrophyllum occidentale var. watsonii P. B. Kennedy, S. B. Doten 1901-7-1 62 Sierra Webber Lake Comment
  SEINET5518795  Hydrophyllum occidentale var. watsonii P. B. Kennedy, S. B. Doten 1901-7-1 62 Sierra Webber Lake Comment
  UCR257653  Hypericum formosum var. scouleri George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-7-23 19501 Sierra Northern Sierra Nevada Mountains, Stampede Dam Road, 1.7 miles north of the Nevada County line, just east of Stampede Reservoir 1770 Comment
  RSA458254  Hypericum formosum var. scouleri W. M. Kirkwood 1933-7-30 161 Sierra Gold Creek Camp, Gold Creek. 1921 Comment
  SJSU12141  Hypericum scouleri N. A. Hopkins 1982-6-19 1078 Sierra 1.25 mi NW of Sattley 1524 Comment
  SBBG129872  Ipomopsis aggregata subsp. aggregata D. H. Wilken, E. L. Painter, M. Wetherwax 2015-8-5 18000 Sierra slope above upper Yuba River, near mouth of Lunch Crk, ca. 1 mi W of Yuba Pass 1973 Comment
  CHSC53039  Ipomopsis aggregata subsp. formosissima L. P. Janeway 1989-8-10 3569 Sierra Plumas National Forest. NE'ern slopes between Hasekll Pk and Hwy 89/Sulphur Cr. 2133 Comment
  CHSC45449  Ipomopsis congesta subsp. palmifrons Lowell Ahart 1981-6-23 2868 Sierra North of the road, there is a small red triangle shaped hill to the south of the road, south of Stafford Mountain, about 12 miles north-east of La Porte. 1828 Comment
  RSA135879  Iris hartwegii Lee W. Lenz, E. K. Balls 1956-6-20 21849 Sierra 0.5 mile east of Sierra-Yuba County line on State Highway 49 991 Comment
  CAS-BOT-BC69968  Isoetes bolanderi Lewis S. Rose 1934-7-21 34400 Sierra Gold Lake. Comment
  RSA252420  Isoetes bolanderi R. F. Thorne, C. W. Tilforth 1969-9-6 39219 Sierra Gold Lake. 1951 Comment
  UC1259503  Isoetes bolanderi Lowell Ahart 1978-10-22 Sierra 12 mi. n.e. La Porte (ca. 1/8 mi. e. of main rd. that crosses Bunker Hill Ridge between Pilot Peak & Mt. Etna) 2000 Comment
  CAS-BOT-BC69987  Isoetes bolanderi John Thomas Howell 1962-6-18 37822 Sierra Sierra Valley, 1.5 mi. e. of Calpine. 1524 Comment
  UCD150449  Isoetes bolanderi William Anderson 1964-10-10 s.n. Sierra Upper Salmon Lake. Comment
  CHSC24424  Isoetes howellii Lowell Ahart 1976-10-1 Sierra Along Bunker Hill Ridge, 1 1/4 mi nw of Mt. Etna. 1828 Comment
  CAS-BOT-BC137410  Ivesia aperta Alice Eastwood 1918-6-29 7869 a Sierra Loyalton Comment
  CAS-BOT-BC137414  Ivesia aperta W. Harnach; N. Harnach 1989-7-30 236 Sierra Sierra Valley. Intersection of Hwy 49 and Fillipini Rd. on the south side of Hwy. 1497 Comment
  CHSC67130  Ivesia aperta var. aperta James D. Jokerst 1987-6-21 2924 Sierra Golden Dome Mine Survey. Antelope Valley SE of Palen Reservoir and W of Antelope Mine, ca. 0.25 mi E of Antelope Creek. Meadow. 1584 Comment
  JEPS117689  Ivesia aperta var. aperta Lowell Ahart, John Dittes 2010-10-5 17299 Sierra On the south side of Highway 49, 4015 feet west of Antelope Valley Road intersection with Highway 49, 4.5 miles (air) west of Loyalton, 6.6 miles (air) northeast of Sierraville 1494 Comment
  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
  SEINET11908322  Ivesia aperta var. aperta J. G. Lemmon 1874-1 70 Sierra Sierra Co., &c Comment
  CAS-BOT-BC205248  Ivesia aperta var. canina James R. Shevock; Barbara Ertter 1986-6-1 11528 Sierra Northern Sierra Nevada. Toiyabe National Forest. Dog Valley, 6.1 miles west of Verdi and less than 1.5 mile from the Forest Service Guard Station 1800 Comment
  NY362  Ivesia aperta var. canina J. R. Shevock 1986-6-1 11532 Sierra Common along dry meadow borders near the USFS guard station at Dog Valley, Toiyabe National Forest, T20N R17E, S25. NE 1/4, NW of Verdi, Nevada, volcanic soils, 1700 m Comment
  SEINET222291  Ivesia aperta var. canina B. Ertter, J Strachan; A Tiehm M Williams 1979-6-13 2767 Sierra Toiyabe National Forest ; Dog Valley Mitchell Canyon Rd west of Reno. Comment
  SEINET222619  Ivesia aperta var. canina K. R. Genz 1978-7-25 8486 Sierra Toiyabe National Forest ; unspecified 1829 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
  UC1563576 Image available Ivesia aperta var. canina James R. Shevock and Barbara Ertter 1986-6-1 11532 Sierra nw of Verdi (near the USFS Guard Station at Dog Valley); Sierra Nevada, Toiyabe National Forest; near the USFS Guard Station at Dog Valley, Toiyabe National Forest, Sierra Co., NW of Verdi, NV. 1700 Comment
  UCD113580  Ivesia aperta var. canina Dean Wm. Taylor; Glenn Clifton 1990-6-26 11190 Sierra Dog Valley, NW of Verdi. 1800 Comment
  SEINET10628583 Image available Ivesia aperta var. canina James R. Shevock, Barbara J. Ertter 1986-6-1 Shevock 11532 Sierra Common along the dry meadow borders near the USFS Guard Station at Dog Valley, Toiyabe National Forest, T20N, R17E, S25, NE 1/4, NW of Verdi, Nevada. On volcanic soils associated with Allium lemmonii, Perideridia, Balsamorhiza and Lomatium nudicaule. 1700 Comment
  RSA125694  Ivesia gordonii var. alpicola Arthur R. Kruckeberg 1954-8-2 3691 Sierra ridge trail, NE of Sierra Butes lookout, 3/4 miles from tower. 2439 Comment
  CAS-BOT-BC142354  Ivesia sericoleuca J. G. Lemmon s.n. Sierra Sierra Valley - Sierra Nevada Comment
  CAS-BOT-BC142359  Ivesia sericoleuca Gordon H. True; John Thomas Howell 1970-7-14 5501 Sierra Crystal Peak loop road ca. 0.5 mile west of Dog Valley Road near Dog Valley Campground - Sierra Nevada 1950 Comment
  CAS-BOT-BC142396  Ivesia sericoleuca W. Harnach; N. Harnach 1989-6-27 190 Sierra Calpine Ranch (home) - Sierra Valley 1505 Comment
  CAS-BOT-BC142397  Ivesia sericoleuca Craig Martz 1987-7-1 269 Sierra Along State Route 89, approximately 2 airmiles north northwest of Sattley in Sierra Valley. Comment
  CAS-BOT-BC142400  Ivesia sericoleuca A. R. Kruckeberg 1954-8-1 3665 Sierra 1 mi. e. of Calpine on road to Beckwourth Comment
  JEPS44334  Ivesia sericoleuca W. L. Jepson 1918-8-18 8050 Sierra Sierra Valley 1524 Comment
  RSA750485  Ivesia sericoleuca James R. Shevock 1987-6-27 11801 Sierra Tahoe National Forest. Along county road S450, SE side of Kyburz Flats. 1829 Comment
  RSA790601  Ivesia sericoleuca James R. Shevock, Barbara Ertter 1986-7-20 11735 Sierra Along California highway 89, about 1 mile west of Sierraville. 1650 Comment
  UC1533140  Ivesia sericoleuca G. Schoolcraft 1986-7-2 1647 Sierra about 2 mi n Calpine Airport 1493 Comment
  UC1594114  Ivesia webberi Carol Witham 1991-6-12 195 Sierra Road 10, 0.1 mi S of jct with Road 2 Upper Long Valley, S end (500 ft E of road, 150 ft N of fence) 1658 Comment
  UCR254209  Ivesia webberi J. R. Shevock, Barbara Ertter 1986-6-1 11531 Sierra Northern Sierra Nevada, Toiyabe National Forest, Dog Valley, 6.8 mi west of Verdi adjacent to the Forest Service Guard Station 1800 Comment
  SEINET10771312  Ivesia webberi Sarah Plummer Lemmon 1874-1 Sierra Comment
  JEPS118365  Juncus Lowell Ahart 2011-9-23 17717 Sierra Along a small wash, on the north side of the dirt road in French Meadow, about 100 yards south of Hennas Pass Road, north part of French Meadow, about 3 miles (air) northwest of Webber Lake 2040 Comment
  JEPS102689  Juncus acuminatus Lowell Ahart 2001-9-28 9299 Sierra Around the drying ponds on the bottom of the Poverty Hill Hydraulic gold mine, north of Poverty Hill (town), about 4 miles (air) south of La Porte. 1524 Comment
  UCD84269  Juncus balticus Ayzik Solomeshch 2009-6-7 s.n. Sierra Sierra Valley, Bradley Ranch, along Calpine Rd, ca. 100 m N from the road. 1498 Comment
  UCD84200  Juncus balticus subsp. ater Ayzik Solomeshch 2009-6-8 s. n. Sierra Sierra Valley, Roen Ranch, along Westside Rd, ca. 2 km N of the intersection of Westside and Calpine Roads, ca. 1 km east of Westside Rd. 1493 Comment
  SEINET6333785  Juncus bryoides M. J. Williams, B. Ertter, J. Strachan, A. Tiehm 1979-6-13 79- 75 -2 Sierra Mitchell Canyon road, west side of Peavine Mtn., in Dog Valley 1524 Comment
  CHSC78935  Juncus bufonius var. bufonius Lowell Ahart 2000-10-2 8704 Sierra About 100 yards west of the Pacific Crest Trail and Bunker Hill Ridge, about 1 1/2 miles southeast of Pilot Peak, about 8 miles (air) northeast of La Porte. 1920 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
  CHSC105689  Juncus chlorocephalus Lowell Ahart 2010-9-15 17190 Sierra Along the west side of a poor road, about 15 yards north of the first pond, about 20 yards northwest of the cabin, about 50 yards southwest of the middle pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak. 2134 Comment
  CHSC46989  Juncus confusus L. P. Janeway 1989-8-18 3608 Sierra Plumas National Forest. Near top of ridge 1/2 mi SE of Chapman Saddle; ca 2 1/4 mi SE of Haskell Pk. 2057 Comment
  RSA769210  Juncus confusus L. Ahart 2010-9-15 17192 Sierra About 15 yards north of the first pond, about 20 yards northwest of the cabin, about 50 yards southwest of the middle pond, at the spring, about 2.75 air miles north of Yuba Pass on Highway 49, about 4 air miles east of Haskell Peak 2135 Comment
  HSC100765  Juncus covillei Lowell Ahart 2010-9-15 17181 Sierra Along W side of a poor road, ~15 yd. N of the first pond and ~20 yd. NW of cabin, ~50 yd. SW of middle pond at spring, 2 3/4 (air) mi. N of Yuba Pass on Hwy. 49, 4 (air) mi. E of Haskell Peak. 2135 Comment
  SBBG128100  Juncus covillei L. Ahart 2010-9-15 17181 Sierra W side of a poor rd, 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 3/4 mi N of Yuba Pass on Hwy 49, ca. 4 mi E of Haskell Peak 2134 Comment
  CHSC60561  Juncus drummondii L. P. Janeway 1984-9-15 1157 Sierra North of Sierra Buttes; on ridge between Young America Lake and Tamarack Lake. 2194 Comment
  UC1609355  Juncus drummondii Lowell Ahart 1993-9-10 7200 Sierra about 1 mi sw of the dirt road from Gibsonville to Johnsville (about 1/4 mi s of where the poor dirt road ends at stream, camp and water ditch, on n side of Mt. Fillmore); Mt. Fillmore 2225 Comment
  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
  CHSC41499  Juncus hemiendytus var. abjectus Barbara Ertter; Jeffrey Strachan 1980-6-13 3695 Sierra 0.6 mile north of Dog Valley on road to Dog Valley Campground, Toiyabe National Forest northwest of Verdi, Nevada. 1828 Comment
  UC1495742  Juncus hemiendytus var. abjectus Barbara Ertter and Jeffrey Strachan 1980-6-13 3695 Sierra 0.6 mi n Dog Valley (on road to Dog Valley Campground, nw of Verdi, Nevada); Toiyabe National Forest 1828 Comment
  CHSC61894  Juncus hemiendytus var. hemiendytus Lowell Ahart 1993-9-10 7180 Sierra In a small meadow, near red rock outcrops, on the wst side and near the end of a poor dirt road that leads to a camp and stream, on the north side of Mount Fillmore, about 1 mile south-west of the dirt road from Gibsonville to Johnsville. 2133 Comment
  UC1609024  Juncus hemiendytus var. hemiendytus Lowell Ahart 1993-9-10 7180 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
  SD121499  Juncus hemiendytus var. hemiendytus Barbara Ertter, JL Strachan, A. Tiehm, M. Williams 1979-6-13 2765 Sierra Dog Valley on Mtchell Canyon Road, Toiyabe National Forest west of Reno, wet sandbar & mud along stream near roadside in meadow. Comment
  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
  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
  UC1133592  Juncus mexicanus G. T. Nordstrom 1936-7-22 949 Sierra 1 mi se Sawmill; Sierra National Forest, Sierraville Quad. 1767 Comment
  UC54230  Juncus mexicanus H. M. Hall and E. B. Babcock Jul 1903 4476 Sierra Sierra Valley Sierra Nevada Mountains 1524 Comment
  RSA772428  Juncus nevadensis L. Ahart 2010-9-15 17178 Sierra Along the west side of a poor road, about 15 yards north of the first pond, about 20 yards northwest of the cabin, about 50 yards southwest of the middle pond, at the spring., About 2.75 air miles north of Yuba Pass on Highway 49, about 4 air miles east of Haskell Peak 2135 Comment
  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
  RSA769209  Juncus nevadensis var. nevadensis L. Ahart 2010-9-15 17190 b Sierra About 15 yards north of the first pond, about 20 yards northwest of the cabin, about 50 yards southwest of the middle pond, at the spring, about 2.75 air miles north of Yuba Pass on Highway 49, about 4 air miles east of Haskell Peak 2135 Comment
  UC1256267  Juncus orthophyllus R. K. Gierisch 1969-8-25 3580 Sierra Tahoe Forest/Expt. Area 2072 Comment
  SEINET6174925  Juncus parryi W. Harnach, N. Harnach 2000-7-4 940 Sierra Sierra Valley, about 1.2 mile north of Coburn Lake at the end of access road 2188 Comment
  CHSC60623  Juncus saximontanus L. P. Janeway 1984-8-18 1023 Sierra Second meadow southeast of the second switchback down the road from Packers Saddle toward Packer Lake. Along small creek. 1981 Comment
  SEINET3881131  Juncus tiehmii Barbara Ertter, Jeffrey L. Strachan; Arnold Tiehm; Margaret Williams 1979-6-13 2766 Sierra Dog Valley, Mitchell Canyon Road W of Reno, Toiyabe Nat'l Forest.; 0 Comment
  CAS-BOT-BC81077  Juniperus communis Arthur L. Menzies 1961-7-29 s.n. Sierra 1/4 mi. north of Hawley Lake, Tahoe Nat'l Forest 2133 Comment
  CAS-BOT-BC81270  Juniperus occidentalis var. australis Javier Penalosa 1962-6-20 2548 Sierra Little Truckee R. at Hwy. 89 1905 Comment
  CDA41421  Keckiella breviflora subsp. breviflora T. C. Fuller 1962-6-14 9020 a Sierra North side of Highway 49 to Downieville, 3.7 miles west of Sierra City. 0 Comment
  CHSC37207  Keckiella breviflora var. breviflora L. Ahart 1982-7-28 3684 Sierra Ca. 1.3 mi of a stem. Ca. 1/4 mi n of Pacific Mine, ca. 5 mi e of LaPorte. 1700 Comment
  SJSU12061  Keckiella breviflora var. breviflora N. A. Hopkins 1975-7-24 691 Sierra Rosassco Ravine 1 mi W of Downieville 914 Comment
  UC1238917  Keckiella breviflora var. glabrisepala Freed W. Hoffman 1946-6-12 916 Sierra near Sierra City (Highway 49); Sierra Nevada Comment
  UCR249170  Keckiella lemmonii George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20788 Sierra Northern Sierra Nevada Mountains Foothills, Along CA-49, 1.8 miles west of Goodyears Bar, c. 5 miles west of Downieville 779 Comment
  RSA238886  Kelloggia galioides Frederick W. Oettinger 1967-8-21 304 Sierra Just about 10 yds NW of the Pine Lake Campsite at the NW side of the Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1921 Comment
  SJSU13889  Kelloggia galioides N. A. Hopkins 1986-7-1 1351 Sierra c. 1 mi SW of Calpine 1524 Comment
  UC854332  Kumlienia hystricula Alice Eastwood 1918-4-6 6791 Sierra Downieville 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
  JEPS125754  Kyhosia bolanderi William Harnach 2014-8-13 1393 Sierra 0.75 West of Highway 49 on the Chapman Saddle Road, near Sattley. Comment
  CAS-BOT-BC349850  Lactuca tatarica subsp. pulchella George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  UCD22397  Lagophylla ramosissima Ellen Dean; Art Shapiro, Davis Botanical Society 2002-9-28 1319 Sierra Along Hwy 49 NE of the town of Sierraville, ca. 2 road miles from town. Roadside. 1524 Comment
  CAS-BOT-BC341452  Lagophylla ramosissima W. Harnach; N. Harnach 1990-8-2 501 Sierra Sierra Valley. Near gate to Fisher field 1498 Comment
  UC1713796  Lappula redowskii var. cupulata Katharine Brandegee Sierra Peavine Comment
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Jun 26 2007
  CAS-BOT-BC213331  Lathyrus jepsonii subsp. californicus Vincent Jones 1920-5-25 s.n. Sierra Cedar Glen Comment
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Mar 18 2018
  SEINET5327288  Lathyrus lanszwertii var. lanszwertii W. Harnach, N. Harnach 2000-5-24 901 Sierra Sierra Valley; 0.8 mi W of the intersection of the Bear Valley road and Smithneck Rock. 4 mi S of Loyalton 1615 Comment
  UCR262441  Lathyrus latifolius George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20799 Sierra Northern Sierra Nevada Mountains Foothills, Along CA-49, 1.9 miles NE of the Yuba County line, NE of Camptonville 796 Comment
  SEINET6658648  Lathyrus sulphureus Duane Isely 1965-5-29 9655 a Sierra Adjacent to Yuba river, below state #49, east of Downieville.; 0 Comment
  JEPS125716  Layia glandulosa William Harnach 2014-4-29 1386 Sierra 1.2 miles North of Chilcoot on Frenchman road than 1.45 miles Ne of USFS road 24N88. Comment
  SEINET11447775 Image available Layia glandulosa W. Harnach, N. Harnach 1991-6-24 586 Sierra Sierra Valley. W of Loyalton, Antelope Valley. 1707 Comment
  SEINET11447776 Image available Layia glandulosa W. Harnach, N. Harnach 1990-5-13 308 Sierra Sierra Valley, The Mounds near Sattley; on the west end of the Mounds 1518 Comment
  SEINET3410947 Image available Ledum glandulosum Lewis S. Rose 1934-7-7 s.n. Sierra Edge of small lake SW. Gold Lake, Sierra County, California. 2103 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
  CAS-BOT-BC534399  Lemna gibba Malcolm A. Nobs; S. Galen Smith 1949-8-20 1492 Sierra 0.5 mile west of Loyalton on road to Sierraville, Sierra Valley Comment
  POM312459  Lemna gibba Malcolm A. Nobs, S. Galen Smith 1949-8-20 1492 Sierra About 0.5 mile west of Loyalton on road to Sierraville, Sierra Valley Comment
  UCD138109  Lemna gibba Malcolm A. Nobs; S. Galen Smith 1949-8-20 1492 Sierra Marshy pasture about 0.5 mile west of Loyalton on road to Sierraville, Sierra Valley. Comment
  SEINET8655826  Lemna minuta W. Harnach 2015-10-13 1461 Sierra 2.4 miles West of Loyalton (intersection of Hill St & Hwy 49) on north side of Hwy 49. 1496 Comment
  JEPS125705  Lemna valdiviana William Harnach 2015-10-6 1459 Sierra Highway 49, approximately 1/4 mile SE of Sattley. Comment
  CAS-BOT-BC88808  Lepidium campestre Anna Head 1921-6-21 s.n. Sierra Feather River Region. Campbells Hot Springs. Comment
  CAS-BOT-BC88854  Lepidium campestre W. Harnach; N. Harnach 1989-5-5 054 Sierra Sierra Valley. Loyalton High School. Along side of drainage ditch from Loyalton city well. 1524 Comment
  CAS-BOT-BC89808  Lepidium montanum Catherine Best 1982-7-12 s.n. Sierra Sierra Nevada. Herringtons, Sierra City. Comment
  UC67097  Leptodactylon pungens S. B. Doten and P. B. Kennedy 1901-7-8 104 Sierra Webber Falls Comment
  CHSC50678  Leptosiphon ciliatus Lowell Ahart 1990-6-18 6526 Sierra East of the road, about 1 mile north-east of Scales. 1524 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
  UCD40245  Leptosiphon ciliatus Rodney Gale Myatt 1972-6-1 1586 Sierra Wild Plum Road, off of Hwy 49 and east of Sierra City. 1450 Comment
  UCSB29036  Leptosiphon ciliatus Hardham, Clare 1961-6-15 Sierra Yuba Pass Comment
  RSA164298  Leptosiphon ciliatus Clare B. Hardham 1961-6-15 7393 Sierra S side Yuba Pass. Comment
  SEINET14165450  Leptosiphon harknessii P. B. Kennedy, S. B. Doten 1901-7-8 114 Sierra East of Webber Lake Comment
  SEINET14168154  Leptosiphon harknessii M. J. Williams, B. Trowbridge, G. H. True, Jr., A. Tiehm 1977-7-26 77- 48 -2 Sierra [Sierra Nevada] Independence Lake 2118 Comment
  SJSU12091  Leptosiphon harknessii N. A. Hopkins 1983-7-9 1156 Sierra c.1 mi SW of Calpine 1524 Comment
  CAS-BOT-BC59621  Leucothoe davisiae Lowell Ahart 1964-7-24 s.n. Sierra Near Milton Dam. 1676 Comment
  CAS-BOT-BC59625  Leucothoe davisiae A. R. Kruckeberg 1954-8-2 3672 Sierra Along shores of Tamarack Lake 2 mi. e. of Sierra Buttes. Tahoe N.F. 2286 Comment
  RSA252455  Leucothoe davisiae R. F. Thorne, C. W. Tilforth, K. Thorne 1969-9-6 39206 Sierra Goose Lake, SE of Gold Lake. 1951 Comment
  SJSU10214  Leucothoe davisiae C. W. Sharsmith 1983-6-8 8795 Sierra midway between Marvin Ranch Rd & Scales 1341 Comment
  UC105932  Leucothoe davisiae J. G. Lemmon 1874-1 22 Sierra near Webber and Gold Lakes ((also in Butterfly and American Valleys)) Comment
  UC876942  Leucothoe davisiae Lewis S. Rose 1934-7-12 34352 Sierra Gold Lake 1950 Comment
  CAS-BOT-BC233819  Lewisia cantelovii John Thomas Howell 1959-9-26 35074 Sierra N. Fk. Feather River 1 mile above USGS marker for 2000 ft., 3.2 mi. W of Belden, Sierra Nevada 609 Comment
  JEPS72872  Lewisia cantelovii L. R. Heckard 1969-6-2 2289 Sierra bridge on route 49 ne Comptonville (se side of river); N. Fk. of Yuba River 701 Comment
  CHSC63159  Lewisia kelloggii subsp. hutchisonii Lowell Ahart 1994-7-1 7446 Sierra On the north side of Henness Pass Road, at Keystone Gap, east of Keystone Mountain, about 1 1/2 miles north-east of Middlewaters, about 11 miles (air) north-east of Alleghany. 2011 Comment
  CAS-BOT-BC444105  Lewisia nevadensis G. L Smith 1959-6-20 1235 Sierra Summit Meadow, Yuba Pass 2042 Comment
  CHSC61796  Lewisia nevadensis Lowell Ahart 1993-9-10 7205 Sierra Meadow, about 1/4 mile south of where the poor dirt road ends at the stream, camp and water ditch, on the north side of Mount Fillmore, about 1 mile south-west of the dirt road from Gibsonville to Johnsville. 2225 Comment
  SEINET11942486  Lewisia pygmaea J. G. Lemmon 1874-1 26 Sierra Sierra Co., &c. Comment
  UC584325  Lewisia rediviva G. L. Stebbins Jr. and J. A. Jenkins 1937-5-23 2153 Sierra near headwaters Dark Canyon (between Loyalton and Purdy) 1900 Comment
  UC54456  Lewisia triphylla H. M. Hall and E. B. Babcock July, 1903 4506 Sierra Gold Lake Sierra Nevada Mountains, Gold Lake 1950 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
  JEPS68546  Leymus cinereus W. L. Jepson 1918-8-18 8048 Sierra Sierra Valley 1524 Comment
  CAS-BOT-BC272168  Leymus triticoides Alice Eastwood 1918-6-29 7931 Sierra Loyalton Comment
  CDA32476  Leymus triticoides T. C. Fuller 1963-7-17 10931 Sierra North side of Dog Valley Rd., 1.0 miles northwest of Verdi, Nevada, just west of stateline in Sierra County. 0 Comment
  SEINET11119457  Ligusticum apiifolium S. B. Doten 1901-7-1 s.n. Sierra N of Webber Lake. Comment
  POM202943  Ligusticum grayi L. S. Rose 1934-7-15 34369 Sierra Gold Lake 1951 Comment
  UC1100167  Lilaea scilloides Herbert L. Mason 1953-7-7 14556 Sierra Calpine Junction Comment
  UCD139753  Lilium pardalinum subsp. shastense R. O. Hanes 1995-7-17 273 Sierra Tahoe Forest, Road 98-3, lower spur. 1780 Comment
  POM148085  Lilium parvum George Haley s.n. Sierra Webber Lake Comment
  CAS-BOT-BC133038  Lilium washingtonianum subsp. washingtonianum Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Salmon Lake 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
  UCD84207  Limosella aquatica 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
  JEPS58439  Linanthus harknessii J. G. Lemmon Aug 1878 Sierra Webber Lake Comment
  CHSC1261  Linanthus pungens V. Holt 1942-7-10 Sierra Gold Lake. 1950 Comment
  SJSU13896  Linanthus pungens N. A. Hopkins 1986-6-30 1344 Sierra bald ridge 2158 Comment
  SEINET14406805  Linanthus pungens P. Lehenbauer 1937-6-8 66 Sierra 25 mi. w. of Reno, NV on Truckee R. at Iceland, s. side of river by falls 1676 Comment
  SJSU14252  Linaria vulgaris N. A. Hopkins 1989-8-29 1596 Sierra Hwy 49 at Lombardi Point c. 1 mi W of Antelope Valley, 3.5 mi W of Loyalton 1524 Comment
  NY39603  Linum micranthum J. G. Lemmon 1874-1 32 Sierra Comment
  SEINET12185779  Linum micranthum J. G. Lemmon 1874-1 32 Sierra Comment
  CHSC61897  Listera convallarioides Lowell Ahart 1993-9-10 7199 Sierra On the north side of Mount Fillmore, about 1 mile south-west of the dirt road from Gibsonville to Johnsville. 2133 Comment
  CAS-BOT-BC435559  Lithophragma glabrum Javier Penalosa 1962-6-20 2524 Sierra Little Truckee R. at Hwy 89 1905 Comment
  CAS-BOT-BC435560  Lithophragma glabrum Rimo Bacigalupi 1927-7-3 1595 Sierra About 2 miles south of Yuba pass road about 2 miles west of Ito Pass 1950 Comment
  SEINET6032182  Lithophragma glabrum L. L. Killinger 1962-5-9 s.n. Sierra Southwest end of Dog Valley 1829 Comment
  SJSU11956  Lithophragma glabrum N. A. Hopkins 1972-6-16 460 Sierra 0.25 mi SE of Packer L 1935 Comment
  SEINET10848245  Lithophragma parviflorum var. parviflorum Andrew Townesmith, Karen M. Meyer 2007-7-16 Townesmith 821 Sierra Tahoe National Forest, Sierraville Ranger District. Along county road 450, 5.7 miiles east of junction with county road 860. At pull out for Kyburz Marsh Wildlife Viewing Area. T19N R16E S8. 1931 Comment
  CHSC65177  Lithophragma tenellum Lowell Ahart 1995-8-7 7601 Sierra On the north side of the Pacific Crest Trail, on Bunker Hill Ridge, about 1/2 mile (air) south-west of Pilot Peak. 2011 Comment
  CHSC94130  Lithophragma tenellum Lowell Ahart 2006-6-28 12865 Sierra About 3/4 mile (air) east of Lake Delahunty, about 2 miles (air) northeast of Gibsonville. 1784 Comment
  HSC97041  Lithophragma tenellum L. Ahart 2006-6-28 12865 Sierra 3/4 mi. E of Lake Delahunty, 2 mi. NE of Gibsonville 1784 Comment
  JEPS108802  Lithophragma tenellum Lowell Ahart 2006-6-28 12865 Sierra About 3/4 mile (air) east of Lake Delahunty, about 2 miles (air) northeast of Gibsonville 1784 Comment
  SEINET12706588  Lithospermum ruderale K. E. Bradshaw 1942-5-21 KB 418 Sierra On old Trosi Ranch, 3 miles SW of Purdy. 1676 Comment
  RSA791145  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
  RSA790201  Lomatium nudicaule J. R. Shevock 1985-5-19 11148 Sierra Sierra Valley. Along California highway 49 at Rice Hill, 4.7 miles northeast of highway junctions 49 & 89 at Sierraville. 1650 Comment
  SFV8554  Lomatium nudicaule L. Smith, W. B. McHenry 1970-6-10 s. n. Sierra Sierra Nevada About 3 miles northwest of Sierraville on State Highway 89. Roadside. Comment
  UCD127705  Lomatium nudicaule Lee Smith; W. B. McHenry 1970-6-10 s.n. Sierra ca. 3 miles northwest of Sierraville, State Highway 89. Comment
  CHSC67149  Lomatium plummerae James D. Jokerst; Tom Young 1991-5-9 3268 Sierra Golden Dome Mine Project Site in Antelope Valley, W and adjacent to Antelope Valley Rd. on Loyalton side of mountain, Smithneck Creek Drainage, E of Sierra Valley. Comment
  JEPS107587  Lonicera conjugialis Lowell Ahart 2005-8-30 12355 Sierra On the south side of Pass Creek, about 1/4 mile south of French Meadow, about 2 1/2 miles west of Webber Lake 2064 Comment
  JEPS88197  Lonicera conjugialis Vernon H. Oswald and Lowell Ahart 1996-8-19 8229 Sierra Lake of the Woods ca. 1.5 mi. n.e. Webber Lake; northern High Sierra Nevada, Lake of the Woods 2255 Comment
  RSA8078  Lonicera conjugialis H. A. Barker 1927-6-28 746 Sierra Gold Lake 1954 Comment
  SD123514  Lonicera conjugialis Robert F. Thorne 1974-7-30 45034 Sierra Tahoe National Forest; Goose, Haven and Snag Lake areas. 2060 Comment
  SJSU14264  Lonicera conjugialis N. A. Hopkins 1989-7-4 1561 Sierra by Coburn L c. 5 mi S of Yuba Pass 2286 Comment
  UC1609358  Lonicera conjugialis Lowell Ahart 1993-9-10 7215 Sierra about 1 1/2 mi s of the dirt road from Gibsonville to Johnsville (w side of Mount Fillmore); Mount Fillmore 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-BC243917  Lonicera involucrata var. involucrata M. S. Taylor 1982-7-19 4886 Sierra Between Hwy 89 and Little Truckee River, ca. 1/4 mi. N of Little Truckee Campground, ca. 12 mi SW of Sierraville Comment
  CAS-BOT-BC200966  Lotus W. Harnach; N. Harnach 1989-6-21 160 Sierra Sierra Valley. Calpine Ranch (home) 1505 Comment
  CDA27195  Lotus crassifolius D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-2 6 .316 Sierra Haypress Creek. Wild Plum Campground along Route 49. 0 Comment
  UC614586  Lotus crassifolius var. crassifolius L. Constance 1938-6-8 2298 Sierra junction of the North Fork and South Fork of North Fork of Yuba River; Sierra City, North Fork of Yuba River 1371 Comment
  JEPS96051  Lotus nevadensis var. nevadensis Lowell Ahart 1996-7-25 7687 Sierra 2 mi W of, in and along Henness Pass Road, French Meadow Webber Lake 1950 Comment
  CHSC66807  Lupinus albicaulis Vernon H. Oswald; Lowell Ahart 1996-8-19 8191 Sierra Northern High Sierra Nevada. Yuba Pass-Weber Lake Rd. (Forest Rt. 12) 2.2 mi S of Hwy. 49. 2133 Comment
  CHSC52414  Lupinus albicaulis var. shastensis L. P. Janeway 1989-8-22 3623 Sierra Plumas National Forest. Northeast flank of ridge ca 3 mi E of Haskell Pk; near head of Sulphur Cr. 2164 Comment
  SEINET5327634  Lupinus andersonii W. Harnach, N. Harnach 1991-7-14 649 Sierra Approx 2 miles south of Yuba Pass campground. 2109 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
  JEPS46225  Lupinus apertus L. S. Smith 1927-8-10 2162 Sierra w end Gold Lake , road to Gold Valley (high mountains e side, road to Gold Valley, Plumas and into Tahoe) 2133 Comment
  UC1129533  Lupinus arbustus G. T. Nordstrom 1936-7-9 924 Sierra 2 mi nw Dog Valley; Tahoe National Forest, Sierraville Quad. Comment
  UC54403  Lupinus argenteus H. M. Hall and E. B. Babcock July, 1903 4527 Sierra Little Truckee River; Sierra Nevada Mountains, Little Truckee River 1920 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
  SBBG120355  Lupinus argenteus var. argenteus D. Wilken with E. Painter, M. Wetherwax 2007-6-17 16749 Sierra E end of Butcher Ranch Meadow, E of Butcher Ranch Crk, ca. 2 linear km W of Packer Lake 1985 Comment
  CAS-BOT-BC196374  Lupinus argenteus var. heteranthus Alice Eastwood 1918-6-29 7841 Sierra Loyalton Comment
  CHSC50832  Lupinus argenteus var. heteranthus Vernon Oswald; Lowell Ahart 1990-7-25 4392 Sierra Ca. 0.25 mi south of taverville Rd, ca. 1 mi west of Balls Ranch. 1935 Comment
  UCD106805  Lupinus argenteus var. heteranthus Beecher Crampton 1954-5-11 1889 Sierra Sierra Valley, 4 miles west of Loyalton. Comment
  SEINET5327996  Lupinus argenteus var. meionanthus W. Harnach, N. Harnach 1990-8-17 504 Sierra Sierra Valley. Approx. 2 miles S of Sattley, On logging road behind Strang Ranch. Comment
  SEINET5327994  Lupinus argenteus var. meionanthus P. B. Kennedy, S. B. Doten 1901-8-10 148 Sierra [Sierra Nevada] Webber Lake 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
  UCD148939  Lupinus breweri Albert Grigarick 2013-6-1 340 Sierra North of Truckee, west of highway 89N. 0.6 miles west of Forest Service Road 12. On right side of road. 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
  CAS-BOT-BC196684  Lupinus breweri var. breweri M. Boone 1881-5-16 058 Sierra 1 mile N. of junction of 89 on highway 49 1524 Comment
  CAS-BOT-BC196689  Lupinus breweri var. breweri Charles Piper Smith 1947-5-22 47327 Sierra Yuba Pass, 4.7 miles east, Highway 49 Comment
  RSA109814  Lupinus breweri var. breweri E. K. Balls, Lee W. Lenz, B. K. Balls 1956-6-20 21846 Sierra 5.7 mi. w. along State Hwy. 49 from j ct. with state Hwy. 89. 2012 Comment
  SEINET6654527  Lupinus breweri var. breweri James L. Reveal 1971-6-23 2474 Sierra Along California Highway 49; 4.7 miles east of Yuba Pass Summit, about 1 mile west of Sattley.; 0 Comment
  SEINET8041983  Lupinus breweri var. breweri P. B. Kennedy, S. B. Doten 1901-7-18 189 Sierra [Sierra Nevada] Webber Lake Comment
  UCR63650  Lupinus excubitus B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-29 0966 Sierra Sierra Nevada Mtns., Plumas National Forest, c. l mi. south of Sierra County line on Hwy 89 1585 Comment
  RSA195694  Lupinus grayi Duane Isely 1965-5-29 9652 a Sierra Above Yuba River, State #49, 0.8 mile east of Downieville. Comment
  SEINET10490338  Lupinus grayi Duane Isely 1965-5-29 Isely 9651 Sierra Under pines and on roadside cut, state #49, ca 1/2 mi. Ne crossing of n yuba River. Comment
  UC1299678  Lupinus grayi Freed W. Hoffman 1946-6-12 920 Sierra e side Yuba Pass; e side of Yuba Pass Comment
  SEINET10485452  Lupinus latifolius Duane Isely 1965-5-29 Isely 9653 A Sierra Common on steep rocky slopes above yuba river, state #49, 0.8 mi. E Downieville. Fls pink-lavender. Comment
  JEPS65071  Lupinus lepidus var. confertus W. L. Jepson 1918-8-18 8054 Sierra Sierra Valley 1524 Comment
  CHSC81024  Lupinus lepidus var. sellulus Lowell Ahart 2001-8-10 9077 Sierra Strand of Sampede Reservoir, about 1 mile southwest of Henness Pass Road, about 1 1/4 miles northwest of the Stampede Reservoir Dam. 1810 Comment
  SJSU10716  Lupinus lepidus var. sellulus Dixie Funnell 1965-7-5 Sierra Hwy 89, 0.75 mi N of bridge over Little Truckee R 1706 Comment
  SEINET12165547  Lupinus nanus F. H. Utech 1986-1 86 -063 Sierra Tahoe National Forest, ca 1 mi E on CA 49 from Downieville, along North Yuba River 950 Comment
  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
  RSA59466  Lupinus polyphyllus subsp. superbus E. K. Balls 1950-9-16 15884 Sierra Just north of Sattley, Hwy 89. 1524 Comment
  CHSC105830  Luzula cascadensis Lowell Ahart 2010-8-3 17033 Sierra Disturbed area along a small stream that flows into Negro Creek, east side of the poor logging road, about 100 yards east of Negro Creek, about 1/8 mile (air) west of the Burlington Mine, about 1 3/4 miles (air) northwest of Middlewaters, about 8 miles (air) northeast of Alleghany. 1731 Comment
  JEPS117424  Luzula cascadensis Lowell Ahart 2010-8-3 17033 Sierra Disturbed area along a small stream that flows into Negro Creek, east side of the poor logging road, about 100 yards east of Negro Creek, about 1/8 mile (air) west of the Burlington Mine, about 1 3/4 miles (air) northwest of Middlewaters, about 8 miles (a 1731 Comment
  CAS-BOT-BC441415  Luzula cascadensis Gladys L. Smith 1959-6-19 1201 Sierra Sierra Nevada. Clark Station, 3 miles below Yuba Pass. David Snyder cabin 1889 Comment
  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
  CHSC110237  Luzula comosa var. laxa L. P. Janeway 2012-6-24 10909 Sierra Northern High Sierra Nevada. Top of Sawmill Ridge 45 m south-west of Gibsonville-Johnsville Road, 2.3 km northwest of Mt Fill-more. 1882 Comment
  UC338459  Luzula comosa var. laxa unknown 1889-6-6 Sierra Gold Lake 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
  CHSC40669  Luzula divaricata J. D. Jokerst 1982-9-10 1671 Sierra On the trail to the summit of Sierra Buttes from Packer Lake. 2316 Comment
  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
  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
  JEPS125751  Luzula subcongesta William Harnach 2013-6-15 1371 Sierra Approximately 250 yards North of Highway 49 at Yuba Pass, east of dirt road. Comment
  JEPS87453  Luzula subcongesta Lowell Ahart 1993-9-10 7189 Sierra ca. 1 mi. s.w. of the dirt rd. from Gibsonville to Johnsville (at end of poor dirt rd. where there is a camp & water ditch, along small stream, n. side of Mt. Fillmore); Mt. Fillmore 2133 Comment
  UCD40308  Luzula subsessilis Rodney Gale Myatt 1971-7-3 820 Sierra Hillside above Hwy 49, just to the north of Yuba River. Near Oregon Creek, Alleghany Road, and Sierra County line. 195 Comment
  JEPS125691  Lysimachia latifolia William Harnach 2013-5-1 1324 Sierra 1.6 miles of West of Goodyears Bar on Highway 49 and North of the Ramshorn campground. Comment
Read comments
Apr 9 2017
  JEPS124834 Image available Lythrum hyssopifolia C. Meek 1969-6-26 20 Sierra 2 mi northeast of Sattley on A23; along roadside in medium moisture. Comment
  CAS-BOT-BC342598  Madia W. Harnach; N. Harnach 1989-6-24 164 Sierra Sierra Valley. Martinetti Ranch (Elvers) 1517 Comment
  CAS-BOT-BC342600  Madia W. Harnach; N. Harnach 1990-9-3 527 Sierra Sierra Valley. Just south of the gate to the Fisher field 1496 Comment
  CAS-BOT-BC343988  Madia elegans John Thomas Howell 1951-8-21 28246 Sierra 5 miles from Calpine on road to Blairsden 1524 Comment
  CAS-BOT-BC343990  Madia elegans Alice Eastwood 1918-6-29 7906 Sierra Loyalton Comment
  SEINET11601331 Image available Madia elegans W. Harnach, N. Harnach 1990-8-17 507 Sierra Sierra Valley, 1.5 miles S of Sattley, Strang Ranch (Elvers back 80) 1524 Comment
  SEINET11601332 Image available Madia elegans W. Harnach, N. Harnach 1990-9-3 527 Sierra Sierra Valley. Approx 1.5 miles S of The Calpine Rd./ A-23 intersection on A-23, Just south of the gate to the Fisher field. Comment
  SJSU12112  Madia elegans N. A. Hopkins 1983-6-15 1138 Sierra Upper Long Valley W of Bordertown 1584 Comment
  UC1069856  Madia elegans E. Sawyer 1935-6-28 247 Sierra 5 mi nne Sattley; Sierraville Quad. 1493 Comment
  SJSU13991  Madia elegans N. A. Hopkins 1988-8-9 1455 Sierra Hwy 49 midway between Sattley & Sierraville, Sierra Valley 1506 Comment
  RSA79297  Madia elegans subsp. elegans E. K. Balls, Percy C. Everett 1952-10-9 18126 Sierra Sagebrush Scrub Community, 6.7 mi. n.w. of Sierraville, Hwy 89, 1.9 miles north of jct. with Hwy 49. 1280 Comment
  UCD167589  Madia exigua Chuck Hughes 2016-6-15 463 Sierra Along the west side of Plumbago Road, on the north side of Kanaka Creek. 1155 Comment
  CAS-BOT-BC342879  Madia glomerata John Thomas Howell 1951-8-21 28245 Sierra 5 miles from Calpine on road to Blairsden 1524 Comment
  CHSC108469  Madia glomerata Lowell Ahart 2011-9-23 17711 Sierra On a gravel bar on the south side of Pass Creek, south of Hennas Pass Road, west of French Meadow, east of Forest Road 70, about 3 miles (air) northwest of Webber Lake. 2015 Comment
  CHSC67879  Madia glomerata James D. Jokerst 1985-7-22 2547 Sierra 899 Comment
  RSA796049  Madia glomerata L. Ahart 2011-9-23 17711 Sierra Gravel bar on the south side of Pass Creek, south of Hennas Pass Road, west of French Meadow, east of Forest Road 70, about 3 air miles northwest of Webber Lake. 2016 Comment
  SEINET13276707 Image available Madia glomerata George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-1 19438 Sierra Northern Sierra Nevada Mountains: Henness Pass Road, 1.1 mile east of its junction with CA-89 at the north end of Kyburz Flat (Sardine Peak 7.5' Q.) 1907 Comment
  UCR257849  Madia glomerata George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-7-22 19438 Sierra Northern Sierra Nevada Mountains, Henness Pass Road, 1.1 mile east of its junction with CA-89 at the north end of Kyburz Flat 1907 Comment
  SEINET11810602  Madia glomerata J. G. Lemmon 1874-1 117 Sierra Sierra Co., &c Comment
  CAS-BOT-BC343416  Madia gracilis Lowell Ahart 1982-7-28 3683 Sierra About 1/4 mile north of the Pacific Mine, about 5 miles east of La Porte 1700 Comment
  UCR249152  Madia gracilis George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20751 Sierra Northern Sierra Nevada Mountains Foothills, Along CA-49, 1.2 miles north of the Yuba County line 901 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
  SEINET5339048  Mahonia nervosa G. H. True Jr. 1977-9-29 8461 Sierra About 2 miles airline south of Indian Valley. On branch of Indian Creek on Joubert-Mt. House road ca. 6.5 miles east of Hwy. 49 at Joubert Diggings ca. 3.5 miles north of Camptonville. 1280 Comment
  CAS-BOT-BC512754  Maianthemum racemosum subsp. amplexicaule W. Harnach; N. Harnach 1990-6-30 439 Sierra Sierra Valley, Yuba Pass 2042 Comment
  SEINET12051325  Maianthemum racemosum subsp. amplexicaule F. H. Utech 1990-1 90 -889 Sierra Tahoe NF, American Flat area, Oregon Creek Fork, ca 1.5 mi NNE of Pliocene Station & NF S180 on 1000 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
  RSA718374  Malacothrix floccifera L. Ahart 2006-6-21 12816 Sierra On the south side of the Foote Road, about 2.7 miles (by road) southwest of Alleghany 1104 Comment
  SJSU4028  Marsilea vestita subsp. vestita C. W. Sharsmith & Wayne Savage 1967-5-20 7529 B Sierra by Sierraville-Loyalton road, 6 mi N of Sierraville, Sierra Valley 1478 Comment
  JEPS124643 Image available Matricaria matricarioides Peter Schultz 1967-7-8 59 Sierra 3 miles north of Sattley on Sattley - Beckworth Road. Comment
  SEINET7840079  Medicago lupulina I. LaRivers 1960-6-22 s.n. Sierra Verdi Comment
  UCD67017  Melica aristata R. Tofsrud 1947-7-1 233 Sierra Between Mt. House and Forest. Comment
  CAS-BOT-BC271804  Melica bulbosa Donald H. Behrens 1978-8-21 s.n. Sierra Near lookout on Babbitt Peak, eastern Sierra Co. 2560 Comment
  UCD86434  Melica californica Beecher Crampton 1954-5-10 1853 Sierra Roadbank, Hwy. 49, north slope of the north Yuba River, Indian Valley. 8 miles northeast of Camptownville. Comment
  CAS-BOT-BC282069  Melica fugax S. B. Doten 1901-7-2 83 Sierra Webber Lake Comment
  CAS-BOT-BC282070  Melica fugax Catherine Best 1980-6-13 s.n. Sierra Sardine Lake Comment
  CHSC65188  Melica fugax Lowell Ahart 1995-8-7 7600 Sierra On the south side of the Pacific Crest Trail, on Bunker Hill Ridge, about 1/2 mile (air) south-west of Pilot Peak. 2011 Comment
  JEPS110288  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
  UCD87323  Melica geyeri Beecher Crampton 1954-5-10 1851 Sierra Sierra County, 7 miles northeast of Camptonville, along highway 49, southern canyon slope of the north Yuba River. Comment
  CAS-BOT-BC281384  Melica harfordii Lowell Ahart 1982-7-28 3705 Sierra About 1/8 mile N of the Pacific Mine, about 5 miles E of La Porte 1700 Comment
  CHSC37215  Melica harfordii L. Ahart 1982-7-28 3705 Sierra On bottom of water ditch, ca. 1/8 mi n of Pacific Mine, ca. 5 mi e of LaPorte. 1700 Comment
  UCD87514  Melica harfordii John Thomas Howell; Gordon H. True 1969-6-25 45863 Sierra 5 miles east of Indian Valley, North Fork of Yuba River. 762 Comment
  RSA129333  Melica stricta G. T. Nordstrom 1936-7-8 904 Sierra 2.25 miles NNW of Dog Valley. 2134 Comment
  UC1562300  Melica stricta Lowell Ahart 1990-7-8 6551 Sierra 12 mi ne La Porte (near Bunker Hill Ridge, on the w side of Mount Edna); Mount Edna 2072 Comment
  CAS-BOT-BC281032  Melica stricta J. G. Lemmon 1874-1-1 s.n. Sierra Unspecified Comment
  SEINET4671717  Melica stricta P. A. Lehenbauer 1937-6-8 67 Sierra 25 mi. w. of Reno, NV on Truckee R. at Iceland, s. side of river by falls 1676 Comment
  CHSC34825  Melilotus officinalis M. S. Taylor 1981-7-17 4051 Sierra On n side of Hwy 49, ca. 2 mi w of its jct with Hwy 89, ca. 2 mi sw of Calpine. 2011 Comment
  SEINET7755746  Melilotus officinalis W. Harnach, N. Harnach 1990-6-10 360 Sierra Sierra Valley, Approx 1.5 miles N of Sierraville on Hwy 49, Alpers corner. 1509 Comment
  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
  CHSC46493  Mentzelia dispersa Lowell Ahart 1981-6-23 2867 Sierra In bare open areas north of the dirt road (Johnsville Road), there is a small red triangle shaped hill to the south, about 1/2 mile south of Stafford Mountain, about 12 miles north-east of La Porte. 1828 Comment
  CHSC73442  Micranthes bryophora B. Castro; L. Gehrung, H. Durio 1995-9-14 637 Sierra Mt. Fillmore Mdws: Mdw 1. Ca. 0.6 air mi SW of the top of Mt. Fillmore, and ca 0.5 mi SE of jeep trail 10E11, which traverses the headwaters of Pearson Ravine. Series of 4 meadows on NW facing midslope terrace of mtn, feeding Pearson Ravine via springs and cascades. 2103 Comment
  CAS-BOT-BC429091  Micranthes odontoloma W. R. Dudley 1894-8-30 s.n. Sierra Trail toward Mountain Lake Pass, west of Webber Lake 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
  SEINET6167431  Micranthes oregana W. Harnach, N. Harnach 1989-5-13 094 Sierra Sierra Valley, 0.5 miles S of Sattley, Martinetti Ranch. 1518 Comment
  SJSU12222  Microseris nutans N. A. Hopkins 1982-6-20 1060 Sierra 1 mi SW of Calpine 1524 Comment
  SJSU14007  Microsteris gracilis N. A. Hopkins 1988-6-3 1419 Sierra by rd from Beckwourth to Sattley, Sierra Valley 1493 Comment
  UCR54439  Mimulus B. G. Pitzer, S. Morgan, H. M. Soldan 1988-5-27 869 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
  SCFS453  Mimulus aurantiacus S. Hardinghaus 1967-6-30 16765 Sierra Cliff-side road cut, N side Hwy 49, 3.5 mi W of Downieville 838 Comment
  HSC20802  Mimulus aurantiacus var. grandiflorus R. Spellenberg 1964-6-14 391 Sierra 3 mi. W of Sierra City Comment
  SEINET3820362 Image available Mimulus breweri Lewis S. Rose 1924-7-2 34305 Sierra Gold Lake. 1951 Comment
  UC1063533  Mimulus breweri H. S. Yates 1935-6-29 5276 Sierra 1 mi n Gold Lake; Plumas National Forest, Downieville Quadrangle Comment
  SEINET10570210  Mimulus breweri Lowell Ahart, Peter Ahart 1983-10-27 Ahart 4489 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
  UCR257816  Mimulus guttatus George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-7-22 19445 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
  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
  RSA0106559  Mimulus kelloggii Lowell Ahart 2015-5-9 20164 Sierra 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. 693 Comment
  RSA0114284  Mimulus lewisii L. Ahart 2005-8-30 12346 Sierra On the east side of Pass Creek, about 1/8 mile south of French Meadow, about 2 1/2 miles west of Webber Lake. 2033 Comment
  UC335545  Mimulus lewisii J. G. Lemmon Aug. 1878 Sierra Webber Lake Comment
  JEPS11522  Mimulus microphyllus Alma Ames June 1913 18 Sierra summit Yuba Pass Comment
  JEPS16402  Mimulus moniliformis Rimo Bacigalupi with Lincoln Constance and Eugene Nasir 1953-9-9 4359 Sierra close to Sierra-Nevada County Boundary (along forest road between Webber Lake and Meadow Lake); Tahoe National Forest 2133 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
  SJSU12205  Mimulus moschatus N. A. Hopkins 1984-6-21 1210 Sierra c. 0.25 mi E of Robinsons Cow Camp 2011 Comment
  UCR53716  Mimulus nanus var. mephiticus B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-27 870 Sierra Sierra Nevada Mtns, above Ramshorn Campground on Hwy 49, c. 15 miles NE of Comptonville and c. 5 mi. west of Downieville 823 Comment
  UC334401  Mimulus tilingii J. G. Lemmon Sept. 1890 Sierra Arctic Spring Webber Lake Comment
  UC335547  Mimulus tilingii unknown July 1883 Sierra Webber Lake Comment
  POM161771  Mimulus torreyi R. C. Bacigalupi 1927-7-2 1613 Sierra Along North Fork of Yuba River, halfway between Downieville and Sierra City. 2073 Comment
  POM297969  Mimulus torreyi J. G. Lemmon 10 Sierra Sierra Valley. [county not specified] Comment
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Jun 16 2012
  RSA21961  Mimulus torreyi H. C. Cantelow 1938-7-2 2370 Sierra 2 miles east of Downieville. Comment
  SEINET12219470  Mitella breweri H. M. Hall, Babcock, E. B. 1903-1 4482 Sierra Yuba Pass, Sierra Nevada Mountains 1981 Comment
  UC159247  Monardella breweri subsp. lanceolata Miss Eva Kennedy 1909-1 29 Sierra Downieville Comment
  CAS-BOT-BC221804  Monardella odoratissima G. L. Stebbins 1970-7-25 7076 Sierra Northwest ridge of Mt. Fillmore 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-BC222132  Monardella odoratissima subsp. pallida George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  CHSC105985  Monardella odoratissima subsp. pallida Lowell Ahart 2010-9-15 17188 Sierra Along the poor road, 5 yards north of the first pond, 8 yards northwest of the cabin, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak. 2134 Comment
  CHSC67826  Monardella odoratissima subsp. pallida James D. Jokerst 1990-7-27 3163 Sierra Balls Ranch Surveys for Jones and Stokes. Burma Summit, 6 mi SE of Loyalton. 2468 Comment
  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
  RSA286295  Monardella odoratissima subsp. pallida Robert F. Thorne 1974-7-30 45041 Sierra Tahoe National Forest: Goose, Haven and Snag Lakes areas. 2058 Comment
  RSA748311  Monardella odoratissima subsp. pallida K. M. Meyer, A. Townesmith 2007-7-17 131 Sierra Tahoe National Forest. 1 mile up road toward Lake of the Woods, off road 07. 2191 Comment
  SEINET3559215 Image available Monardella odoratissima subsp. pallida Lewis S. Rose 1934-7-12 34350 Sierra Gold Lake. 1951 Comment
  UC66112  Monardella odoratissima subsp. pallida S. B. Doten 1901-7-12 165 Sierra Webber Lake Comment
  CAS-BOT-BC222131  Monardella odoratissima subsp. pallida D. E. Breedlove 1962-6-13 3488 Sierra Along State Highway 89, 9.3 miles north of Sierra Nevada 1524 Comment
  CDA40790  Monardella odoratissima subsp. pallida Jim Jokerst 1989-7-14 3135 Sierra Balls Ranch Surveys. Adjacent to Staverville Rd. in Balls Canyon ca. 0.33 mi east of Balls Ranch. Comment
  POM202945  Monardella odoratissima subsp. pallida L. S. Rose 1934-7-12 34350 Sierra Gold Lake 1951 Comment
  JEPS124560 Image available Monardella villosa subsp. sheltonii Joe Ammirati 1964-6-25 112 Sierra Goodyear Bar turnoff on Highway 49 4 miles from Downieville. Comment
  JEPS124561 Image available Monardella villosa subsp. sheltonii M. Wheelis 1964-6-25 85 Sierra 4 mi W. of Downieville, Highway 49. 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
  CDA11857  Montia chamissoi G. F. Hrusa, J. Jokerst 1991-7-5 8557 A Sierra Sierra Valley Region; Antelope Valley immediately S of Golden Dome. Comment
  SEINET5336595  Montia chamissoi C. G. Gulling 1905-1 1206 Sierra Sierra Valley Comment
  CAS-BOT-BC445059  Montia linearis W. Harnach; N. Harnach 1990-6-6 346 Sierra Sierra Valley. Martinetti Ranch 1517 Comment
  JEPS25518  Montia linearis Rimo Bacigalupi with Lincoln Constance 1959-6-15 7129 Sierra just sw of Sierraville (Sierra Valley); Sierra Valley 1511 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-BC445129  Montia parvifolia John Thomas Howell; R. C. Barneby 1954-5-13 29538 Sierra Indian Hill 853 Comment
  RSA0035520  Montia parvifolia George K. Helmkamp, Elizabeth A. Helmkamp 2013-6-5 20759 Sierra Along CA-49, 1.2 miles north of the Yuba County line 901 Comment
  SD241157  Montia parvifolia George K. Helmkamp, E. A. Helmkamp 2011-6-9 17537 Sierra Northern Sierra Nevada Mountains Foothills: 5.9 miles north of Camptonville along CA-49, about 1.2 miles northeast of the Yuba C. line (Camptonville 7.5'Q) 899 Comment
  UCR206329  Montia parvifolia George K. Helmkamp, E. A. Helmkamp 2009-5-28 14859 Sierra Northern Sierra Nevada Foothills, along CA-49, 1.8 miles north of the Yuba County line0 884 Comment
  RSA237292  Montia parvifolia Frederick W. Oettinger 1967-6-28 141 Sierra Along Salmon river near Kelly Gulch. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 613 Comment
  RSA601901  Montia parvifolia L. C. Wheeler 1935-6-13 357 Sierra Shackleford Creed, Marble Mts. 976 Comment
  HSC47835  Muhlenbergia andina Michael A. Watkins 1978-9-20 131 Sierra Foothills of the Sierra Nevada Mtns., 10 mi. NW of Johnsville on property of the Cowell Mine Comment
  CAS-BOT-BC267035  Muhlenbergia filiformis Margaret Williams 1972-8-27 s.n. Sierra Near Worn Mill on Boca - Stampede Dam Road, 6.2 miles N of Boca 1737 Comment
  CAS-BOT-BC267036  Muhlenbergia filiformis Lowell Ahart 1983-10-27 4473 Sierra About 2 miles SE of Jackson Meadows Res., ca 1 mile S of Pass Creek 2200 Comment
  CAS-BOT-BC267037  Muhlenbergia filiformis Lowell Ahart 1977-8-2 s.n. Sierra Found on the N side of Mount Fillmore, on the N side of Mount Fillmore 2000 Comment
  CHSC61941  Muhlenbergia filiformis Lowell Ahart 1993-9-24 7252 Sierra In a meadow, 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
  SEINET200150 Image available Muhlenbergia richardsonis Malcolm A. Nobs, S. Galen Smith 1949-8-21 1524 Sierra Island School Sierra Valley. Comment
  SEINET10960376  Muhlenbergia richardsonis John G. Lemmon 1874-1 Lemmon 220 Sierra Comment
  SJSU12220  Myosotis discolor N. A. Hopkins 1982-6-19 1058 Sierra 1 mi S of Calpine 1524 Comment
  CAS-BOT-BC392273  Myosurus apetalus R. K. Gierisch; D. H. Esplin 1969-6-27 3501 Sierra Tahoe National Forest Comment
  UC1101360  Myosurus apetalus Herbert L. Mason 1953-6-16 14551 Sierra 1 mi s Beckwourth Buttes Comment
  UCD96285  Myosurus apetalus Herbert L. Mason 1953-6-16 14551 Sierra Sierra County. One mile south of Beckwourth Buttes. Comment
  SD9585  Myriopteris gracillima J. G. Lemmon 1876-1-8 Sierra Sierra Valley [County a guess, near Sierraville, says Andy Sanders ] Comment
Read comments
Jul 11 2010
  RSA421163  Nama lobbii Robert Gustafson 1985-6-14 3170 Sierra Highway 49, ca. 3 miles east of Yuba Pass summit. 1921 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
  CHSC54579  Navarretia capillaris Lowell Ahart 1991-7-22 6676 Sierra Along a stream in French Meadow, about 1/4 mile south of Henness Pass Road, about 3 miles north-west of Webber Lake. 2133 Comment
  CHSC44333  Navarretia divaricata Lowell Ahart 1975-8-17 952 Sierra On a gravel bar in Jones Valley, about 3 miles west and 2 miles south of Webber Lake. 2286 Comment
  SEINET7974322 Image available Navarretia divaricata W. Harnach, N. Harnach 1989-6-4 130 Sierra Sierra Valley, 0.75 miles E of Calpine, Calpine Ranch (home). 1506 Comment
  UCD37164  Navarretia intertexta subsp. intertexta Beecher Crampton 1957-7-24 4406 Sierra 3 miles northeast of Sattley. Sierra Valley. Comment
  JEPS4098  Navarretia intertexta subsp. propinqua Rimo Bacigalupi with H. L. Mason and J. R. Sweeney 1953-7-8 4288 Sierra along road from Hawley railroad station on Western Pacific main line to Loyalton; Sierra Valley 1481 Comment
  UC1562338  Navarretia intertexta subsp. propinqua Vernon Oswald and Lowell Ahart 1990-7-25 4389 Sierra 1 mi W of Balls Ranch (flat adjacent to a shallow impoundment, 0.25 mi S of Staverville Rd) 1935 Comment
  UCD106124  Navarretia intertexta subsp. propinqua N. Hopkins 1983-7-9 1152 Sierra ca. 1 mile SW of Calpine. Comment
  POM202948  Navarretia leptalea subsp. bicolor L. S. Rose 1934-7-4 34316 Sierra Gold Lake 1951 Comment
  SEINET14151912  Navarretia leptalea subsp. bicolor P. B. Kennedy, S. B. Doten 1901-7-5 89 Sierra East of Webber Lake Comment
  UC1093651  Navarretia leptalea subsp. leptalea Herbert L. Mason 1957-6-21 14711 Sierra 3 mi n Satley; Sierra Valley, n of Satley Comment
  UC66428  Navarretia leptalea subsp. leptalea P. B. Kennedy and S. B. Doten 1901-7-5 89 Sierra Webber Lake Comment
  UCD84139  Navarretia leucocephala subsp. minima Ayzik Solomeshch 2009-6-7 s. n. Sierra Sierra Valley, Bradley Ranch, along Calpine Rd, ca. 100 m N from the road. 1495 Comment
  OBI2929  Navarretia leucocephala subsp. minima L. S. Rose 1968-6-9 68082 Sierra Sattley. 1524 Comment
  SEINET14152035  Navarretia linearifolia subsp. linearifolia P. B. Kennedy 1903-6-27 793 Sierra Dog Valley, near Verdi Comment
  CAS-BOT-BC231221  Nemophila parviflora var. austiniae L. Constance 1938-6-9 2304 Sierra E side of Yuba Pass, 2.4 miles NW of Sattley 1524 Comment
  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
  JEPS2981  Nemophila parviflora var. austiniae L. Constance 1938-6-9 2304 Sierra e side Yuba Pass (2.4 mi nw Sattley); e side Yuba Pass, nw of Sattley 1524 Comment
  SEINET5521097  Nemophila pedunculata W. Harnach, N. Harnach 1989-4-15 024 Sierra Sierra Valley, Sierra-Plumas County line on road A-23 1524 Comment
  SEINET8916739  Nemophila pedunculata W. Harnach 2013-5-25 1361 Sierra Sierra Valley, 6.3 air miles SW of Loyalton, along Antelope Valley Road, 4.8 miles from Hwy 49. 1682 Comment
  UC606980  Nemophila pedunculata L. Constance 1938-6-9 2303 Sierra 2.4 mi nw Sattley (e side of Yuba Pass); e side Yuba Pass 1524 Comment
  CHSC110271  Noccaea fendleri subsp. glauca L. P. Janeway 2012-6-24 10905 Sierra Northern High Sierra Nevada. Top of band of serpentine along Sawmill Ridge 1.0 km southeast of Delahunty Lake and 2.7 km northwest of Mt Fillmore. 1901 Comment
  SEINET11602196 Image available Nothocalais troximoides J. C. Baker 1996-4-24 s.n. Sierra Ball's Canyon 1707 Comment
  CAS-BOT-BC349921  Nothocalais troximoides W. Harnach; N. Harnach 1989-5-21 111 Sierra Sierra Valley. Calpine Ranch (home) 1505 Comment
  CAS-BOT-BC355582  Oreostemma alpigenum var. andersonii L. P. Janeway 1991-9-23 4143 Sierra Plumas National Forest, Beckwourth Ranger District. Near head of a tributary of Sulphur Creek, 1/4 mi east of Chapman Saddle and 2 mi east-southeast of Haskell Peak 2042 Comment
  CAS-BOT-BC355585  Oreostemma alpigenum var. andersonii George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  CAS-BOT-BC355587  Oreostemma alpigenum var. andersonii John Thomas Howell 1951-8-21 28268 Sierra Yuba Pass 2042 Comment
  CHSC56841  Oreostemma alpigenum var. andersonii L. P. Janeway 1991-9-23 4143 Sierra Plumas National Forest. Near head of a tributary of Sulphur Creek, 1/4 mi east of Chapman Saddle and 2 mi east-southeast of Haskell Peak. 2042 Comment
  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
  RSA88401  Oreostemma alpigenum var. andersonii J. T. Howell 1951-8-21 28268 Sierra Yuba Pass. 2043 Comment
  CHSC43372  Orobanche fasciculata Lowell Ahart 1978-6-4 1754 Sierra West of the Foote Road, about 1 mile south of Alleghany. 1280 Comment
  CAS-BOT-BC500184  Orobanche fasciculata Lowell Ahart 1977-8-2 683 Sierra Sierra Nevada: near summit of Mt. Fillmore; on ridge on W side of the mountain; Mt. Fillmore is ca. 12 mi NE of La Porte 2400 Comment
  UCR249150  Orobanche uniflora George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20757 Sierra Northern Sierra Nevada Mountains Foothills, Along CA-49, 1.2 miles north of the Yuba County line 901 Comment
  CHSC105548  Orthilia secunda Lowell Ahart 2010-9-15 17176 Sierra About 20 yards northwest of the cabin, about 50 yards southwest of the middle pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak. 2134 Comment
  CAS-BOT-BC266623  Orthocarpus cuspidatus James R. Shevock 1985-7-6 11310 Sierra Tahoe National Forest, along California highway 89, about 5.4 miles N of Sierra-Nevada County line and N of Little Truckee River Campground 1900 Comment
  SEINET11132691  Osmorhiza berteroi W. Harnach, N. Harnach 1990-6-30 447 Sierra Sierra Valley, Yuba Pass. 2042 Comment
  JEPS15949  Osmorhiza depauperata J. G. Lemmon 1872-2 Sierra Sierra Valley Comment
  SEINET11141886  Osmorhiza occidentalis S. B. Doten 1901-7-1 63 Sierra [Sierra Nevada,] near Webber Lake. Comment
  JEPS102455  Oxypolis occidentalis Lowell Ahart 2001-9-28 9295 Sierra On the east side of the large meadow, east of the old homestead, about 1 1/4 miles north of Scales, about 2 miles (air) southeast of Poverty Hill (town). Comment
  UC1136097  Oxyria digyna N. French 1934-7-13 418 Sierra Lola Mt.; Tahoe National Forest, Truckee Quadrangle Comment
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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
  JEPS37317  Packera pauciflora L. S. Smith 1928-7-22 2497 Sierra Tahoe National Forest, Webber Lake Webber Lake; Tahoe National Forest, Webber Lake 2042 Comment
  UC53868  Packera streptanthifolia H. M. Hall and E. B. Babcock July 1903 4473 Sierra Sierraville Sierra Nevada Mountains, Sierraville 1524 Comment
  CAS-BOT-BC334343  Packera streptanthifolia var. streptanthifolia A. A. Heller; P. B. Kennedy 1907-7-1 8665 Sierra Purdy Comment
  UC1101584  Panicum capillare Malcolm A. Nobs, S. Galen Smith 1949-8-21 1521 Sierra Island School , Island School (Sierra Valley) 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
  JEPS23297  Pedicularis attollens Rimo Bacigalupi with Lincoln Constance 1959-6-15 7126 Sierra just w of Sierraville; Sierra Valley 1508 Comment
  SEINET13752058  Pedicularis groenlandica W. Harnach, N. Harnach 1990-6-30 424 Sierra Sierra Valley, Yuba Pass 2042 Comment
  UC1125737  Pedicularis groenlandica H. S. Yates 1935-6-29 5297 Sierra 1 mi e of Sardine Valley; Tahoe National Forest 1859 Comment
  UCR12022  Pedicularis groenlandica Coleta A. Lawler 1968-6-27 120 Sierra Sierra Nevada Mtns., Yuba Pass Summit, on Hwy 49 2043 Comment
  SEINET13752101  Pedicularis groenlandica P. B. Kennedy, S. B. Doten 1901-7-5 95 Sierra Webber Lake Comment
  UCD123363  Pedicularis groenlandica F. A. MacFadden 1934-6-29 s.n. Sierra Little Truckee River, 13 miles from Truckee on Reno Rd. via Hobart Mills. 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
  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
  CAS-BOT-BC69359  Pellaea brachyptera C. D. MacNeill 1964-5-24 s.n. Sierra South slope Sierra Buttes, 1 mile N. Sierra City 1981 Comment
  RSA686806  Pellaea brachyptera Robert Gustafson 1987-6-11 3486 a Sierra Wild Plum campground off highway 49 near Sierra City 1280 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
  UC1609403  Pellaea bridgesii Lowell Ahart 1993-9-24 7255 Sierra e of stream on n side of Mt Fillmore (w of the poor dirt rd that ends at a stream, about 3/4 mi s of dirt rd from Gibsonville to Johnsville) 2133 Comment
  UC1795031  Pellaea bridgesii Ruth Kirkpatrick 2001-7-18 1067 Sierra E of Gold Lake day use area 1965 Comment
  POM148092  Penstemon azureus subsp. azureus George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  UC335731  Penstemon azureus var. azureus J. G. Lemmon Sierra Webber Lake Comment
  UC525526  Penstemon azureus var. azureus J. G. Lemmon 713 Sierra Comment
  CDA9219  Penstemon deustus D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-2 6 .314 Sierra Haypress Creek. Wild Plum Campground along Route 49. 0 Comment
  CHSC79837  Penstemon deustus G. F. Hrusa; E. Sandoval 1993-5-30 11154 Sierra Sierra Valley Region. E side of Antelope Valley, 3 miles S of Loyalton Rd. (Hwy 49). [Original lat./long. on label is '39 39 N; 120 16 W']. 1650 Comment
  SEINET4856161  Penstemon deustus Francis W. Pennell 1940-1 25836 Sierra Calif Hwy 89, 1 mi above Sierraville. 1555 Comment
  UC65849  Penstemon deustus S. B. Doten 1901-6-20 52 a Sierra Little Truckee Comment
  RSA285705  Penstemon deustus subsp. deustus D. C. Michener 1981-7-16 4013 Sierra CA 89, 2.9 miles southeast of jct in Sierraville. Comment
  UC1012224  Penstemon deustus var. deustus Francis W. Pennell Jun 12 1940-Jun 13 1940 25838 Sierra Route 89 s Sierraville (along Gold Creek); s of Sierraville, along Gold Creek 1737 Comment
  UC1012226  Penstemon deustus var. deustus Francis W. Pennell Jun 12 1940-Jun 13 1940 25836 Sierra Route 89, 1 mi above Sierraville; above Sierraville 1554 Comment
  NY591828  Penstemon deustus var. pedicellatus F. W. Pennell 1940-6-12 25836 Sierra Route 89, 1 mile above Sierraville 1554.5 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
  JEPS117452  Penstemon gracilentus Lowell Ahart 2010-9-15 17168 Sierra About 20 yards northwest of the cabin, about 50 yards southwest of the middle pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak 2134 Comment
  SD61125  Penstemon gracilentus Darley F. Howe 1964-7-28 3886 Sierra 5.5 mi. so. of Gold Lake Lodge, Tahoe Nat. Forest 1829 Comment
  SEINET4207742  Penstemon gracilentus Margaret J. Williams 1983-8-7 83- 133 -1 Sierra Verdi Ridge above Dog Valley.; 0 2316 Comment
  NY600742  Penstemon gracilentus A. R. Kruckeberg 1954-8-2 3693 Sierra 1.5 miles below and northeast of Sierra Buttes, on trail to Packer Lake. Tahoe National Forest. 2286.0 Comment
  POM148090  Penstemon gracilentus George Haley 1927-8-6 s.n. Sierra Webber Lake 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
  SJSU5775  Penstemon gracilentus H. L. Buckalew 1964-7-16 Sierra Yuba Pass 2042 Comment
  UC690303  Penstemon gracilentus David D. Keck 1928-6-13 436 Sierra on Yuba Pass Road 8.5 mi w Sierraville; Sierra Nevada, w of Sierraville on Yuba Pass Road 1981 Comment
  UCD124175  Penstemon gracilentus Gerald Dickinson 1964-7-9 s.n. Sierra ca. 1 mile east of Yube Pass summit, State Highway 49. Comment
  NY601575  Penstemon heterodoxus var. heterodoxus J. G. Lemmon 1874-1 149 Sierra Comment
  UCD40235  Penstemon laetus Rodney Gale Myatt 1972-6-1 1570 Sierra Wild Plum Road, off of Hwy 49 and east of Sierra City. 1450 Comment
  RSA401781B  Penstemon newberryi Robert Gustafson 1985-6-12 3159 Sierra Hwy 49, ca 2 miles below Yuba Pass summit. 2012 Comment
  SEINET10548075  Penstemon newberryi John T. Middleton 1938-7-18 Middleton s.n. Sierra Summit pass n. Euimopciut lake. Comment
  CAS-BOT-BC239320  Penstemon newberryi var. berryi Lewis S. Rose 1934-7-10 34344 Sierra W. Gold Lake 2133 Comment
  CAS-BOT-BC239324  Penstemon newberryi var. berryi David D. Keck 1928-6-13 437 Sierra 13.5 miles west of Sierraville on Yuba Pass road 2072 Comment
  CAS-BOT-BC239329  Penstemon newberryi var. berryi George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  JEPS15100  Penstemon newberryi var. newberryi H. S. Yates 1935-6-29 5280 Sierra 1 mi N of Gold Lake 1981 Comment
  UC586840  Penstemon newberryi var. newberryi Joseph Andorfer Ewan 1934-6-26 8193 Sierra near Frazier Creek Falls, Gold Lake region Sierra Nevada 1828 Comment
  UC65850  Penstemon newberryi var. newberryi P. B. Kennedy and S. B. Doten 1901-7-10 141 Sierra Canyon below Webber Falls; Canyon below Webber Falls, Cal. Comment
  SEINET5329220 Image available Penstemon newberryi var. newberryi P. A. Lehenbauer 1937-6-8 64 Sierra 25 mi W of Reno, Nevada, on Truckee R. at Iceland, S. side of river by falls 1676 Comment
  UC54632  Penstemon roezlii H. M. Hall and E. B. Babcock Jul 1903 4485 Sierra Lower Sardine Lake Sierra Nevada Mountains, Lower Sardine Lake 1828 Comment
  NY650151  Penstemon roezlii J. G. Lemmon 1874-1 153 Sierra Comment
  UC335585  Penstemon roezlii J. G. Lemmon Sept. 1874 Sierra Downieville Buttes Comment
  HSC60616  Penstemon rydbergii Carl Wishner 1978-6-30 521 Sierra 5 mi. N of Calpine Comment
  CAS-BOT-BC239633  Penstemon rydbergii var. oreocharis Alice Eastwood 1918-6-29 7826 Sierra Loyalton Comment
  NY651269  Penstemon rydbergii var. oreocharis F. W. Pennell 1940-6-12 25843 Sierra Route 89, along Little Truckee River, Sierraville 1889.8 Comment
  SEINET5329811 Image available Penstemon speciosus W. Harnach, N. Harnach 1989-6-30 210 Sierra 0.25 miles E of Calpine on Calpine Rd. Old box mill site 1509 Comment
  SEINET12119302  Perideridia bolanderi Bolander 1874-1 s.n. Sierra Sierra Co., &c Comment
  UC1087747  Perideridia bolanderi subsp. bolanderi R. Ornduff 1958-6-25 4991 Sierra meadow next to road to Webber Lake (about 0.5 mi e of resort area) 2133 Comment
  CHSC40974  Perideridia gairdneri subsp. borealis J. D. Jokerst 1984-7-23 2118 Sierra Ca. 3.5 mi. E. of Sierra City, ca. 200 ft. N. of Haypress Cr. 1767 Comment
  SEINET11155253  Perideridia gairdneri subsp. borealis P. B. Kennedy, S. B. Doten 1901-7-5 94 Sierra Webber Lake. Comment
  UC1046217  Perideridia lemmonii L. Constance, R. Bacigalupi and E. Nasir 1953-9-9 3470 b Sierra Webber Lake; n end 2072 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
  CHSC53029  Perideridia parishii subsp. latifolia L. P. Janeway 1989-8-10 3567 Sierra Beckwourth Ranger District, Plumas National Forest. NE'ern slope between Haskell Pk and Hwy 89/Sulphur Cr. 2133 Comment
  HSC95641  Perideridia parishii subsp. latifolia L. P. Janeway, Eric Schroder 1997-8-20 5358 Sierra Church Meadows, about 1.5 mi. E of Gold Lake 2043 Comment
  JEPS124697 Image available Persicaria amphibia Peter Schultz 1967-7-8 52 Sierra .3 miles west of Sattley - Beckworth Road, on road to Calpine. Comment
  CHSC45473  Persicaria maculosa Lowell Ahart 1976-10-1 1215 Sierra On a pile of road gravel along the edge of Ridge Road, about 3 miles east of Highway 49, about 3 miles south of Camptonville. 914 Comment
  SJSU12251  Phacelia hastata N. A. Hopkins 1984-7-26 1220 Sierra near Babbitt Peak fire lookout station, Bald Mt Range 2651 Comment
  UCR249639  Phacelia hastata var. hastata George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20783 Sierra Northern Sierra Nevada Mountains Foothills, Along CA-49, 1.7 miles west of Goodyears Bar, c. 11 miles NE of Yuba Co. line 793 Comment
  RSA718376  Phacelia heterophylla subsp. virgata L. Ahart 2006-6-21 12847 Sierra On the west side of the Foote Road, about 4 miles (by road) southwest of Alleghany. 849 Comment
  RSA427987  Phacelia heterophylla subsp. virgata Britton, Robert W. Townsend 1939-8-23 131 Sierra On north bank of Yuba River, seven miles above Sierra City. 1674 Comment
  CHSC722  Phacelia humilis V. Holt 1942-7-7 Sierra Gold Lake. 1950 Comment
  UC354490  Phacelia humilis David D. Keck 1928-6-13 432 Sierra se Sierraville (along Lemmon Canyon road, s side of point); Sardine POint 579 Comment
  SJSU12203  Phacelia humilis N. A. Hopkins 1984-7-29 1219 Sierra near Babbitt Peak fire lookout station, Bald Mt Range 2651 Comment
  UC54523 Image available Phacelia humilis H. M. Hall and E. B. Babcock 1903-7-1 4523 Sierra Little Truckee River Sierra Nevada Mountains; Little Truckee River, Sierra Co. 1920 Comment
  RSA0042527  Phacelia humilis var. humilis James R. Shevock, Barbara Ertter 1986-6-1 11530 Sierra Northern Sierra Nevada: Toiyabe National Forest. Dog Valley, 6.8 miles west of Verdi and near the Forest Service Guard Station. 1800 Comment
  JEPS1191  Phacelia linearis John G. Lemmon 286 Sierra Sierra Valley Comment
  CHSC56550  Phacelia mutabilis L. P. Janeway 1984-8-11 989 Sierra Rocky ridge, mountain backbone, above and a little west of Tamarack Lakes. East side of ridge near top. 2225 Comment
  JEPS85170  Phacelia mutabilis Roy E. Buck, Steven Lee, Eric Smith, Andrea Gargas, et al. 1986-8-3 548 Sierra ca 4.7 air km sse Yuba Pass (edge of meadow); upper Lincoln Meadow complex 2225 Comment
  SBBG22446  Phacelia mutabilis H. and M. Dearing 1939-7-4 Sierra Gold Lake 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
  JEPS21165  Phacelia ramosissima G. T. Nordstrom 1936-7-9 908 Sierra 2 1/4 mi nnw Dog Valley; Sierraville Quadrangle Comment
  UCD149511  Phacelia vallicola G. L. Stebbins 1970-7-4 7035 Sierra 2 miles north of Downieville. In canyon of Lavezzola Creek. (Exact location unknown. Coordinates estimated by label maker.) 975 Comment
  JEPS124770 Image available Philadelphus J. Yamanaka 1965-6-29 35 Sierra 2.9 miles E. of Goodyear Bar, Downieville Highway 49. Comment
  CAS-BOT-BC72712  Philadelphus lewisii Gordon H. True 1966-4-28 2767 Sierra South Yuba River at head of Excelsior Ditch about 1 1/2 miles east of Highway 49 bridge 487 Comment
  LA83561  Philadelphus lewisii O. H. Kappler; 1946-7-20 1334 Sierra North Fork, Yuba River 822 Comment
  SDSU902  Philadelphus lewisii D. F. Howe 1959-8-2 2775 Sierra 15 1/2 miles west pf Downieville on #49. 914 Comment
  SJSU10373  Philadelphus lewisii M. D. Fleschner 1965-6-29 Sierra by Hwy 49, 1 mi W of Downieville 1524 Comment
  JEPS124771 Image available Philadelphus lewisii B. Corwin 1964-6-25 90 Sierra 2 miles east of Downieville on highway 49. South-facing, gentle slope. Comment
  RSA0057766  Philadelphus lewisii Carl B. Wolf 1937-8-6 9045 Sierra Northern Sierra Nevada, No. fork of Yuba River, 2.5 mi. above Downieville. 976 Comment
  SD50713  Philadelphus lewisii var. californicus D. F. Howe 1959-8-2 2775 Sierra 15.5 miles W of Downieville 914 Comment
  CAS-BOT-BC250783  Phleum alpinum R. K. Gierisch; D. H. Esplin 1969-6-25 3495 Sierra Tahoe National Forest. Anderson Mdw. Comment
  JEPS75450  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
  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
  UCD118405  Phlox diffusa R. O. Hanes 1991-6-2 38 Sierra Road to Kyburz Flat. Tahoe Forest. 1926 Comment
  UC1584007  Phlox gracilis G. Schoolcraft 1990-5-8 2013 Sierra near Calpine (w edge of Sierra Valley); Sierra Valley 1524 Comment
  SEINET10496880  Phlox hoodii subsp. canescens Heidi H. Schmidt 1993-6-12 Schmidt 844 Sierra Tahoe National Forest. Road to Weber Lake. 3.2 miles W of state highway 89. 1950 Comment
  SEINET11299897  Phoenicaulis cheiranthoides W. Harnach, N. Harnach 1989-4-13 020 Sierra Sierra Valley, Approx 5 miles N of Sierraville on Hwy 49, Newman Point 1531 Comment
  UC1126717  Phoenicaulis cheiranthoides G. T. Nordstrom 1936-7-9 915 Sierra 2 1/4 mi nnw of Dog Valley 2133 Comment
  JEPS125788  Phoradendron juniperinum William Harnach 2012-7-30 1277 Sierra Approximately 2 miles south of Forest Road 09 on Road 09132, approximately 1.25 air miles SSE of Haskell Peak, Tahoe National Forest. Comment
  RSA8041  Phyllodoce breweri H. A. Barker 1927-7-20 826 Sierra Squaw Lake. 2012 Comment
  SBBG59947  Phyllodoce breweri J. G. Lemmon 1891-1 Sierra near Webber Lake Comment
  JEPS124888 Image available Phyllodoce breweri M. L. Wheelis 1964-6-28 111 Sierra East slope of the Sierra Buttes. 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
  SEINET10958593  Pinus contorta George Engelmann 1880-10-11 Engelmann s.n. Sierra Summit 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
  CDA905  Pinus contorta var. murrayana D. G. Kelch, A. R. Smith, A. G. Murdock, Ruth Kirkpatrick 2006-6-21 6 .299 Sierra Above Sardine Lake on road to Sierra Butte. Comment
  CAS-BOT-BC78706  Pinus jeffreyi John Thomas Howell; Gordon H. True 1970-7-14 5517 Sierra At Verdi Peak Lookout, Verdi Range 2560 Comment
  CAS-BOT-BC78707  Pinus jeffreyi Roxana S. Ferris 1926-9-7 6839 Sierra 9 miles from Markleville on Ebbett Pass Road Comment
  UC496208  Pinus jeffreyi Rutter and Atkinson 1899-9-17 Sierra Sierraville Comment
  NY61943  Pinus monticola J. G. Lemmon 1874-1 s.n. Sierra This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  MACF021051  Pinus washoensis Trudy R. Ericson 1976-7-3 573 Sierra Near Babbitt Peak Lookout Station, Tahoe National Forest 2669 Comment
  RSA261591  Pinus washoensis Trudy R. Ericson 1976-7-3 575 Sierra Approx. 2 miles northeast of Babbit Peak Lookout Station, Tahoe National Forest. 2671 Comment
  UC1252119  Pinus washoensis W. B. Critchfield, G. L. Allenbaugh 1964-7-4 3 Sierra Bald Mountain Range 2560 Comment
  UCR242987  Plagiobothrys cognatus Ayzik Solomeshch 2009-6-8 s.n. Sierra Sierra Valley, Roen Ranch, along Westside Road, c. 2 km north of intersection of Westside Road and Calpine Rd., [then] c. 1 km east of Westside Road 1493 Comment
  JEPS102814  Plagiobothrys cusickii Lowell Ahart 2001-8-10 9083 Sierra On the west side of the dam, diversion dam across the Little Truckee River (water flows to Sierra Valley), about 100 yards south of Fiberboard Road (Forest Road 18), about 1/8 mile north of Henness Pass Road, about 5 miles (air) east of Webber Lake. 1920 Comment
  UCD84126  Plagiobothrys cusickii Ayzik Solomeshch 2009-6-7 s. n. Sierra Sierra Valley, Bradley Ranch, along Calpine Rd, ca. 100 m N from the road. 1495 Comment
  CHSC46765  Plagiobothrys hispidulus Lowell Ahart 1983-10-27 4483 Sierra Near a dirt road, about 2 miles south-east of Jackson Meadow Reservoir Dam, about 1 mile south of Pass Creek, near Jackson Meadow Reservoir. 2011 Comment
  SEINET10497617  Plagiobothrys hispidulus Lowell Ahart, Peter Ahart 1983-10-27 Ahart 4483 Sierra Near a dirt road that is ca. 2 mi se of Jackson Meadow Reservoir, ca. 1 mi s of Pass Creek, near Jackson Meadow Reservoir. Red Fir Forest; 2200 m. 2200 Comment
  UCD84229  Plagiobothrys mollis var. mollis 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
  UCSB27028  Platanthera dilatata 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
  JEPS125747  Platanthera dilatata var. leucostachys William Harnach 2012-7-31 1279 Sierra Approximately 5.5 air miles SE of Yuba Pass on Highway 49. Comment
  SEINET6167928  Platanthera dilatata var. leucostachys P. B. Kennedy 1901-1 Sierra Comment
  RSA0094635  Platanthera leucostachys George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-7-23 19504 Sierra Northern Sierra Nevada Mountains. Stampede Dam Road, 1.7 miles north of the Nevada County line, just east of Stampede Reservoir. Sagebrush area between coniferous forest and the Little Truckee River. 1770 Comment
  CAS-BOT-BC92251  Platystemon californicus L. S. Smith 1926-4-16 1776 Sierra Tahoe Forest. Forest Hill Ridge below Yankee Jim. 609 Comment
  SEINET8531765  Plectritis macrocera W. Harnach, N. Harnach 1989-6-4 131 Sierra Sierra Valley, 0.5 miles E of Calpine, Calpine Ranch, found on edge of small drying mud flat 1506 Comment
  SEINET8531783  Plectritis macrocera W. Harnach, N. Harnach 1990-4-22 274 Sierra Approx 5 miles N of Sierraville on Hwy 49, Newman point (east side of hwy and up the slope) 1585 Comment
  CHSC67178  Pleiacanthus spinosus James D. Jokerst 1990-7-27 3169 Sierra Balls Ranch. Summit of Bald Mtn. Range at N end. 2621 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
  UCD128488  Poa Albert Grigarick 2011-6-26 269 Sierra S margin of meadow. S side of mouth of Sagehen Creek. 1816 Comment
  SEINET10590130  Poa Patrick B. Kennedy 1929-7-20 Kennedy s.n. Sierra Salmon Lakes above Lusk's meadow. 2042 Comment
  CHSC53228  Poa bolanderi L. P. Janeway 1989-8-18 3606 Sierra Plumas National Forest. Near top of ridge 1/2 mi SE of Chapman Saddle; ca 2 1/4 mi SE of Haskell Pk. Slope near creek. 2072 Comment
  JEPS75593  Poa bolanderi W. L. Jepson 1934-8-3 16834 Sierra 2 mi e Bassett Station (Pioneer road sta., N Fork Yuba River) 1706 Comment
  SEINET7709378  Poa bolanderi W. Harnach, N. Harnach 1990-6-30 440 Sierra Sierra Valley, Yuba Pass 2042 Comment
  CAS-BOT-BC254985  Poa bulbosa Catherine Best 1980-6-12 s.n. Sierra Herrington's, Sierra City Comment
  CAS-BOT-BC254986  Poa bulbosa Melissa A. Berry 1957-6-28 s.n. Sierra Sierra Valley, Highway 89 1524 Comment
  SEINET7744966  Poa bulbosa W. Harnach, N. Harnach 1989-5-18 100 Sierra 0.5 miles E of Calpine, Calpine Ranch (home), Sierra Valley. 1506 Comment
  CAS-BOT-BC255106  Poa compressa Catherine Best 1979-6-14 s.n. Sierra Gold Lake Comment
  CHSC94199  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
  UCD90848  Poa compressa Beecher Crampton 1957-7-24 4411 Sierra 4 miles northeast of Sattley. Gordon Van Vleck Ranch, Sierra Valley. Comment
  CHSC73901  Poa cusickii subsp. epilis B. Castro; M. A. Griggs 1997-7-10 751 Sierra Bunker Hill Ridge, on SW-facing slope E of Duck Soup Pond, approaching the ridge crest, along Pacific Crest Trail. 2103 Comment
  JEPS110254  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-BC246632  Poa howellii B. Crampton 1954-5-10 1848 Sierra Canyon on south slope of the North Yuba River, along State Hwy. 49, 5 miles northeast of Camptonville Comment
  CAS-BOT-BC246856  Poa nemoralis Catherine Best 1983-8-29 861 Sierra Herrington's, Sierra City 1219 Comment
  CAS-BOT-BC246867  Poa nervosa Gordon H. True 1967-7-31 3667 Sierra Verdi Peak Road about 1/2 mile below summit 2499 Comment
  UC1153801  Poa palustris Beecher Crampton 1957-7-24 4420 Sierra 4 mi ne Sattley (Van Vleck Ranch); Sierra Valley Comment
  CAS-BOT-BC247429  Poa pratensis Catherine Best 1980-6-12 s.n. Sierra Herringtons, Sierra City Comment
  CAS-BOT-BC247431  Poa pratensis Javier Penalosa 1962-6-20 2519 Sierra Little Truckee R. at Hwy. 89 1905 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
  UCD38318  Poa pratensis Beecher Crampton 1954-5-10 1857 Sierra 2.5 miles west of Sattley. Along Hwy. 49. 1676 Comment
  CHSC112088  Poa pratensis subsp. pratensis L. P. Janeway 2014-6-23 11404 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
  UCD148603  Poa secunda G. F. Hrusa; J. Jokerst 1991-7-5 8551 -a Sierra Antelope Valley, Golden Dome. 1650 Comment
  CAS-BOT-BC236291  Poa secunda subsp. juncifolia David D. Keck 1944-7-8 5408 Sierra Sierra Valley, 1.5 miles N of Sattley, on Feather River road 1524 Comment
  CAS-BOT-BC236292  Poa secunda subsp. juncifolia David D. Keck 1944-7-8 5408 Sierra Sierra Valley, 1.5 miles N of Sattley, on Feather River road 1524 Comment
  UCD84210  Poa secunda subsp. juncifolia 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
  UCR224672  Poa secunda subsp. juncifolia Ayzik Solomeshch 2009-6-9 s.n. Sierra Sierra Valley, Harvey Ranch, along Westside Road, c. 1 km north of the intersection of Westside Road and Calpine Road, c. 200 m west of Westside Road 1498 Comment
  CAS-BOT-BC243208  Poa secunda subsp. secunda John Thomas Howell; R. C. Barneby 1954-5-14 29545 Sierra Sierra Valley near Sattley 1524 Comment
  CAS-BOT-BC243211  Poa secunda subsp. secunda S. B. Doten 1901-6-16 48 Sierra Sierra Valley Comment
  CAS-BOT-BC243212  Poa secunda subsp. secunda David D. Keck 1944-7-8 5411 Sierra Sierra Valley, 1.5 miles N of Sattley, on Feather River Road 1524 Comment
  UCD90464  Poa secunda subsp. secunda Collector Unknown Date Unknown s.n. Sierra Sierra Valley. Comment
  UCD92034  Poa secunda subsp. secunda R. Tofsrud 1947-7-22 231 Sierra Between Mountain House and Forest, SW of Downieville. Comment
  SEINET7861907  Poa secunda subsp. secunda K. E. Bradshaw 1942-5-20 KB 415 Sierra 3 mi. SW of Purdy, on old Trosi Ranch. 1676 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
  CAS-BOT-BC244173  Poa trivialis Catherine Best 1984-6-20 1024 Sierra Herringtons, Sierra City Comment
  CAS-BOT-BC232868  Polemonium W. R. Dudley 1894-8-1 s.n. Sierra Woods near Webber Lake Comment
  CHSC53162  Polemonium californicum L. P. Janeway 1989-8-18 3605 Sierra Plumas National Forest. Near top of ridge 1/2 mi SE of Chapman Saddle; ca 2 1/4 mi SE of Haskell Pk. Near creek. 2072 Comment
  CHSC61794  Polemonium californicum Lowell Ahart 1993-9-10 7214 Sierra On a ridge, on the west side of Mount Fillmore, about 1 1/2 miles south of the dirt road from Gibsonville to Johnsville. 2286 Comment
  UC1586398  Polemonium californicum Lowell Ahart 1991-7-22 6694 Sierra about 1/4 mi s Henness Pass Road (French Meadow, about 3 mi nw of Webber Lake); nw of Webber Lake, French Meadow, s of Henness Pass Rd. 2133 Comment
  CAS-BOT-BC277753  Polemonium californicum Mona Bourell 1986-7-4 1819 Sierra Jackson Reservoir Rd., mile from Junction w/ Hwy 89. Toward Webber Lake Comment
  UC335947  Polemonium californicum J. G. Lemmon Sierra Webber Lake Comment
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  SEINET13759044  Polemonium micranthum W. Harnach, N. Harnach 1989-5-5 55 Sierra Sierra Valley, along side of drainage ditch from Loyalton City well, Loyalton High School. 1524 Comment
  SJSU4157  Polemonium micranthum C. W. Sharsmith & W. Savage 1967-5-20 7530 Sierra by Sierraville-Loyalston Rd 5 mi N of Sierraville, Sierra Valley 1478 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
  SEINET13761569  Polemonium occidentale subsp. occidentale W. Harnach, N. Harnach 1989-6-10 138 Sierra Sierra Valley, Strang Creek on Hwy 49, 100 yds east of Strang Ck. 1503 Comment
  UCD109712  Polygala cornuta N. Hopkins 1975-7-24 703 Sierra by Woodruff Creek, 0.5 mi S of its confluence with Rock Creek. Comment
  JEPS124748 Image available Polygala cornuta B. Corwin 1964-6-25 77 Sierra 4 miles west of Downieville on highway 49 at intersection to Goodyear's Bar. Comment
  CAS-BOT-BC170324  Polygala cornuta var. cornuta Carl B. Wolf 1937-8-6 9044 Sierra Northern Sierra Nevada, No. Fork of Yuba River, 2 1/2 mi. above Downieville 975 Comment
  SJSU15109  Polygonum argyrocoleon N. A. Hopkins 1992-7-21 1712 Sierra Knudson Meadow N of Carman Cr Comment
  UC1136135  Polygonum aviculare subsp. buxiforme H. S. Yates 1935-6-28 5270 Sierra 5 1/4 mi nne Sattley; Sierraville Quadrangle 1493 Comment
  CAS-BOT-BC414581  Polygonum douglasii Catherine Best 1982-7-10 705 Sierra Near the Little Truckee River about 15 mi. northwest of Truckee Comment
  SEINET4337858  Polygonum douglasii W. Harnach, N. Harnach 1989-6-27 184 Sierra Sierra Valley, Calpine Ranch (home). 1506 Comment
  CAS-BOT-BC414582  Polygonum douglasii Lowell Ahart 1983-10-27 4478 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
  CHSC53042  Polygonum douglasii subsp. douglasii L. P. Janeway 1989-8-24 3632 Sierra North-facing slopes along SE side of McNair Mdw; ca 1 mi W of Calpine L. O. 1630 Comment
  CHSC61926  Polygonum douglasii subsp. douglasii Lowell Ahart 1993-9-24 7246 Sierra On dry to damp dark soil around a small drying 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
  CHSC66818  Polygonum douglasii subsp. douglasii Vernon H. Oswald; Lowell Ahart 1996-8-19 8187 Sierra Northern High Sierra Nevada. Yuba Pass-Weber Lake Rd. (Forest Rt. 12) 1.6 mi S of Hwy. 49. Growing on a moist slope along a drainage on the W edge of the road. 2133 Comment
  JEPS118419  Polygonum douglasii subsp. douglasii Lowell Ahart 2011-9-23 17710 Sierra Growing on a gravel bar on the south side of Pass Creek, south of Hennas Pass Road, west of French Meadow, east of Forest Road 70, about 3 miles (air) northwest of Webber Lake 2015 Comment
  RSA772433  Polygonum douglasii subsp. douglasii L. Ahart 2010-9-15 17165 Sierra About 20 yrds NW of the cabin, about 50 yrds SW of the middle pond, At the spring, About 2.75 air miles north of Yuba Pass on Hwy 49, about 4 air miles east of Haskell Peak. 2135 Comment
  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
  UC1562821  Polygonum douglasii subsp. spergulariiforme Barbara Ertter with Tahoe Chapter CNPS 1987-6-27 7212 Sierra on Tahoe Nat'l For. Rd S450 ca 1.5 mi e Hwy 89 (ca 12 air mi n of Truckee, head of river, flat n of road); Kyburz Flat, Little Truckee River 1920 Comment
  SEINET10937595  Polygonum minimum Lowell Ahart, Peter Ahart 1983-10-27 Ahart 4475 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
  SEINET4335365  Polygonum minimum K. Burnstad 1974-9-14 s.n. Sierra Sierra Nevada, Nelson Creek, Plumas Nat. Forest 1981 Comment
  JEPS78246  Polygonum polygaloides subsp. confertiflorum L. R. Heckard with T. I. Chuang and R. C. Bacigalupi 1978-7-20 4899 Sierra about 3 air mi ne of Calpine (along road s of Beckwourth, Sierra Valley); Sierra Valley 1463 Comment
  UC585243  Polygonum polygaloides subsp. confertiflorum E. B. Babcock, G. L. Stebbins Jr. 1936-6-3 1652 Sierra about 5 mi n Sattley; Sierra Valley Comment
  UCD84110  Polygonum polygaloides subsp. confertiflorum Ayzik Solomeshch 2009-6-7 s. n. Sierra Sierra Valley, Bradley Ranch, along Calpine Rd, ca. 100 m N from the road. 1495 Comment
  CAS-BOT-BC419870  Polygonum polygaloides subsp. confertiflorum John Thomas Howell 1976-7-16 51929 Sierra 2 miles north of Sattley. 1524 Comment
  JEPS51285  Polygonum polygaloides subsp. kelloggii J. G. Lemmon 1869-1 481 Sierra near Webber Lake Comment
  CAS-BOT-BC420172  Polygonum sawatchense subsp. sawatchense Margaret Williams 1972-8-27 s.n. Sierra Merrill Valley just north of Stampede Dam 2011 Comment
  CHSC110667  Polygonum shastense L. P. Janeway; Tim Hanson, Emily Meigs 2013-8-22 11193 Sierra Northern High Sierra Nevada. Plumas National Forest; along the ridgeline trending north from the top of Mt. Fillmore, 940 m from the top. 2143 Comment
  JEPS125711  Polygonum spergulariiforme William Harnach 2015-8-26 1443 Sierra Salmon Creek Campground. Comment
  UCR230984  Polystichum imbricans George K. Helmkamp, E. A. Helmkamp 2011-6-9 17543 Sierra Northern Sierra Nevada Mountains Foothills, 5.9 miles north of Camptonville along CA-49, about 1.2 miles northeast of the Yuba Co. line 899 Comment
  CAS-BOT-BC72371  Polystichum kruckebergii D. Showers 1980-10-5 DS 4432 Sierra 1/2 mile southwest of Mtn. Mine, Sierra Buttes 2377 Comment
  CHSC50983  Polystichum scopulinum Lowell Ahart 1990-7-8 6553 Sierra Near Bunker Hill Ridge, on the west side of Mount Etna, about 12 miles north-east of La Porte. 2072 Comment
  UC1562397  Polystichum scopulinum Lowell Ahart 1990-7-8 6553 Sierra ca. 12 mi ne of La Porte (near Bunker Hill Ridge, w side of Mt. Etna); Mt. Etna 2072 Comment
  CAS-BOT-BC102351  Populus alba John Thomas Howell 1962-6-18 37828 Sierra Sattley 1524 Comment
  UCR564  Populus tremuloides Frank C. Vasek 1955-6-26 s.n. Sierra Sierra Nevada Mtns., Hwy 89, 15 mi. north of Truckee, Tahoe National Forest 2000 Comment
  UC67093  Porterella carnosula P. B. Kennedy 1901-7-18 168 Sierra meadow near Webber Lake; near Webber Lake Comment
  UC973841  Porterella carnosula Herbert L. Mason 1952-7-19 14439 Sierra 1.5 mi e Calpine (near junction of Sierraville-Beckwith road and Calpine Road); Sierra Valley Comment
  SEINET8040796  Porterella carnosula H. L. Mason 1952-7-19 14439 Sierra Sierra Valley, margins of marshy pond 1.5 miles E of Calpine, near junction of Sierraville-Beckwith road and Calpine road. Comment
  CAS-BOT-BC494125  Potamogeton foliosus subsp. foliosus W. Harnach; N. Harnach 2000-8-23 985 Sierra Sierra Valley. 1.5 mi W of Sierraville, on Hwy 49. Strong Pond 1505 Comment
  JEPS113955  Potamogeton foliosus subsp. foliosus W. and N. Harnach 2000-8-23 985 Sierra Sierra Valley 1.5 miles west of Sierraville, CA on highway 49. Strang pond. Comment
  JEPS78090  Potamogeton natans Gary W. Zamzow 1972-7-11 75 Sierra 1.2 mi n of Sattley (on the road toward Loyalton) 1524 Comment
  CAS-BOT-BC453747  Potamogeton natans W. R. Dudley No date on label s.n. Sierra In Webber Lake Comment
  SJSU5078  Potamogeton natans C. L. Cline 1965-7-6 150 Sierra near Sierraville, 2.6 mi S of junction of Beckwourth and Sattley roads, Sierra Valley 1493 Comment
  CHSC69896  Potentilla bruceae L. P. Janeway; Eric Schroder 1997-8-14 5340 Sierra Tahoe National Forest. Freeman Meadow along Church Creek; about 2.3 mi east of Gold Lake. 2072 Comment
  CHSC61797  Potentilla flabellifolia Lowell Ahart 1993-9-10 7206 Sierra Near the stream in the meadow, about 1/4 mile south of where the poor dirt road ends at the stream, camp and water ditch, on the north side of Mount Fillmore, about 1 mile south-west of the dirt road from Gibsonville to Johnsville. 2225 Comment
  CDA11861  Potentilla glandulosa subsp. reflexa G. F. Hrusa, J. Jokerst 1991-7-5 8561 A Sierra Sierra Valley Region; Antelope Valley approx. 3 m. above Sierra Valley. Comment
  UCD113844  Potentilla gracilis B. Crampton 1957-7-24 4413 Sierra Gordon Van Vleck Ranch, Sierra Valley, 4 miles northeast of Sattley. Comment
  UC66118  Potentilla gracilis var. fastigiata S. B. Doten 1901-7-12 155 Sierra Webber Lake Comment
  UCR257686  Potentilla gracilis var. fastigiata George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-7-22 19435 Sierra Northern Sierra Nevada Mountains, along Hwy CA-89, c. 8 miles north of the Nevada County line 1823 Comment
  CAS-BOT-BC541008  Potentilla gracilis var. fastigiata Lin Grayson 1981-5-16 042 Sierra Sierra-Plumas Co. Sierra Valley marsh along County Road A 24. 1666 Comment
  CAS-BOT-BC541011  Potentilla gracilis var. fastigiata George Haley 1927-8-6 s. n. Sierra Webber Lake Comment
  CAS-BOT-BC541012  Potentilla gracilis var. fastigiata Belle R. Jackson 1932-6-1 s. n. Sierra Sierra Valley Comment
  CAS-BOT-BC541016  Potentilla gracilis var. fastigiata H. C. Cantelow 1951-7-23 12 Sierra Near Sierraville Comment
  CAS-BOT-BC541017  Potentilla gracilis var. fastigiata H. C. Cantelow 1937-8-6 12 Sierra Near Sierraville 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
  CAS-BOT-BC158512  Potentilla millefolia R. K. Gierisch; D. H. Esplin 1969-6-25 3482 Sierra Tahoe National Forest. Saddle Mdw. Comment
  UC1368483  Potentilla millefolia R. K. Gierisch 1969-6-25 3482 Sierra Saddle Meadow Tahoe National Forest, Saddle Meadow 1950 Comment
  SJSU9771  Potentilla millefolia C. W. Sharsmith 1982-5-31 8678 Sierra McPherrin Meadow c. 1 mi NW of Calpine, Sierra Valley 1524 Comment
  JEPS98957  Potentilla rivalis Lowell Ahart 2001-8-10 9073 Sierra Strand of Stampede Reservoir, about 1 mile SW of Henness Pass Road, about 1 1/4 miles NW of Stampede Reservoir Dam. 1810 Comment
  SEINET13711465  Potentilla rivalis Lowell William Ahart, Lowell William Ahart 2001-1 9073 Sierra Stampede Reservoir, 1.25 Mi. NW of Stampede Reservoir Dam (T19N, R17E, sec 17, SW 1/4) 5940 Ft. 1811 Comment
  CHSC25503  Primula suffrutescens L. Ahart 1977-8-2 Sierra The plants cover about an acre just left of the rock slide and just above the meadow on the n side of Mt. Fillmore, ca. 12 mi ne of La Porte. 2300 Comment
  UC569731  Primula suffrutescens N. French 1934-7-13 522 Sierra Mount Lola; Truckee Quad., Mount Lola 2743 Comment
  UCD119034  Primula suffrutescens Gerald Dickinson 1963-7-14 95 Sierra Above Young America Lake, 2 miles due north of Sierra City, State Highway 49. 2407 Comment
  UC173961  Primula suffrutescens J. G. Lemmon 1875-1 186 Sierra Comment
  UCLA85885  Prunella vulgaris var. lanceolata O. H. Kappler 1946-7-20 1326 Sierra North Fork Yuba River 822 Comment
  UCD125290  Prunella vulgaris var. lanceolata R. O. Hanes 1995-7-17 276 Sierra Tahoe Forest, Road 98-3, lower spur. 1780 Comment
  RSA7939  Prunus emarginata H. A. Barker 1926-7-25 s.n. Sierra West side of Gold Lake 1982 Comment
  UC1128295  Prunus emarginata N. French 1934-7-24 537 Sierra 1 mi ese of Webber Lake (Tahoe National Forest); Tahoe National Forest 2133 Comment
  UCD113192  Prunus emarginata R. O. Hanes 1992-9-28 97 Sierra Lemmon Canyon. 1706 Comment
  CAS-BOT-BC154673  Prunus subcordata P. C. Everett; E. K. Balls 1954-10-8 20248 Sierra Hwy 49, Downieville to Sierra City, 7.7 mi. e. of Downieville 1219 Comment
  RSA96076  Prunus subcordata Percy C. Everett, E. K. Balls 1954-10-8 20248 Sierra Highway 49, Downieville to Sierra City, 7.7 miles east of Downieville. 1220 Comment
  SEINET7412349  Prunus virginiana var. demissa W. Harnach, N. Harnach 1989-5-9 74 Sierra Approx 5 N of Sierraville on Hwy 49, Newman Point (Rice on map) 1524 Comment
  SJSU14470  Prunus virginiana var. demissa N. A. Hopkins 1990-8-25 1632 Sierra c. 1.5 mi S of Calpine 1524 Comment
  SEINET7452675  Prunus virginiana var. demissa P. A. Lehenbauer 1937-6-8 53 Sierra 25 miles W of Reno, Nevada, on Truckee River at Iceland, S side of river, near falls. 1676 Comment
  SEINET7452724  Prunus virginiana var. demissa D. L. Neal 1960-5-28 R- 66 Sierra 8 mi. NW of Verdi, NV, near NV-CA state line. 1463 Comment
  CAS-BOT-BC356668  Pseudognaphalium californicum Belle R. Jackson 1932-6-1 s.n. Sierra Yuba Pass Comment
  CAS-BOT-BC357399  Pseudognaphalium microcephalum John Thomas Howell 1951-8-21 28240 Sierra 5 miles from Calpine on road to Blairsden 1524 Comment
  CAS-BOT-BC357401  Pseudognaphalium microcephalum W. Harnach; N. Harnach 1990-8-17 505 Sierra Sierra Valley. Strang Ranch (Elvers back 80) 1524 Comment
  CAS-BOT-BC357402  Pseudognaphalium microcephalum Margaret Williams 1972-8-27 s.n. Sierra Merrill Valley just north of Stampede Dam 2011 Comment
  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
  UC2070486  Pseudostellaria jamesiana Barbara Ertter 1998-7-18 16391 Sierra Yuba Pass on Highway 49 west of Sierra Valley. Comment
  RSA232271  Pseudostellaria jamesiana James Henrickson 1969-5-25 3431 Sierra ca. 50 miles E of Reno, 0.5 miles W of Loganville, 2 miles W of Sierra City along North Yuba River. 1159 Comment
  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
  CHSC108093  Pterospora andromedea Lowell Ahart 2011-9-23 17715 Sierra Forest floor, west of a small stream that flows into Pass Creek, about 100 yards north of Pass Creek, about 300 yards south of Hennas Pass Road, west of French Meadow, east of Forest Road 70, about 3 miles (air) northwest of Webber Lake. 2016 Comment
  SD123496  Pterospora andromedea Robert F. Thorne 1974-7-30 Sierra Goose, Haven and Snag Lake areas 2057 Comment
  SEINET7466746  Purshia tridentata P. A. Lehenbauer 1937-6-8 54 Sierra 25 miles west of Reno, NV, on Truckee River, at Iceland, south side of river by falls 1676 Comment
  CAS-BOT-BC147890  Purshia tridentata var. tridentata Lowell Ahart 1969-5-27 s.n. Sierra Near Webber Lake, near Highway 89 2133 Comment
  UC1093145  Purshia tridentata var. tridentata E. C. Nord 1957-8-20 78 Sierra 4 mi ene Hobart Mills; Tahoe National Forest 2286 Comment
  SEINET10499006  Pycnanthemum californicum Mary Susan Taylor, R. Wessel 1982-8-20 Taylor 5031 Sierra T20N R12E se sec 15. Sierra City quad. At Big Springs (Lavezolla fountain), on w side of Hwy 49, ca. 3 air mi ne of Sierra City. Riparian. Comment
  JEPS125803  Pyrola asarifolia subsp. asarifolia William Harnach 2011-7-20 1249 Sierra South side of the North Fork of the Yuba River approx. 1/4 mile east of the Sierra Nevada Field Campus. 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
  CAS-BOT-BC462795  Pyrola dentata Mrs. E. C. Sutcliffe no date on label s.n. Sierra Duck Lake Comment
  CAS-BOT-BC466123  Pyrola picta Anna Head 1920-7-26 s.n. Sierra Feather River Region, near Gold Lake Camp 2011 Comment
  SJSU11960  Pyrola picta N. A. Hopkins 1974-8-5 596 Sierra near Deer L Trail N of Packer L 1828 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-BC328154  Pyrrocoma lucida John Thomas Howell 1955-7-20 30879 Sierra Near Calpine, Sierra Nevada 1508 Comment
  JEPS113939  Pyrrocoma lucida W. and N. Harnach 2000-8-23 1001 Sierra Sierra Valley, 1 mile east of Calpine, CA. Calpine Road (home) 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
  UC35841  Pyrrocoma racemosa var. paniculata C. F. Sonne 1892-7-10 7 Sierra Sardine Valley Sierra Nevada Mountains Comment
  UCD82661  Quercus chrysolepis Rodney Gale Myatt 1972-1 1548 -16 Sierra Section 10. North Fork Yuba River. Upper Yuba River canyon, above Dowmieville. 920 Comment
  CHSC97714  Quercus kelloggii Lowell Ahart 2007-10-25 14503 Sierra West side of a 20 acre meadow, about 40 yards east of Port Wine Ridge Road and the remains of two old buildings, about 1 1/2 miles north of Scales, about 5 miles (air) south of La Porte. 1432 Comment
  SEINET10431740  Quercus kelloggii Unknown 1936-10-4 s.n. Sierra A few miles W of Loyalton. 2347 Comment
  CAS-BOT-BC104609  Quercus vacciniifolia Elmer I. Applegate 1921-9-7 3379 Sierra Gold Lake 2133 Comment
  POM203499  Quercus vacciniifolia L. S. Rose 1934-7-12 34349 Sierra Gold Lake. 1951 Comment
  RSA135952  Quercus vacciniifolia Arthur R. Kruckeberg 1954-8-2 3676 Sierra Along shores of Tamarack Lake 2 mi. e. of Sierra Buttes. Tahoe National Forest. 2287 Comment
  UC338646  Quercus vacciniifolia unknown 1880-1 Sierra Meadow Lake 2438 Comment
  RSA96074  Quercus vacciniifolia Percy C. Everett, E. K. Balls 1954-10-8 20250 Sierra Hwy 49, North Fork of Yuba River about 13 miles east of Downieville, west of new road to Gold Lake, at Bassett. 1494 Comment
  SEINET13954008 Image available Quercus vacciniifolia A. R. Kruckeberg 1954-1 3676 Sierra Along shores of Tamarack Lack 2 mi. e. of Sierra Buttes. Tahoe N.F. 7500 ft. 2286 Comment
  UC338540  Quercus vacciniifolia unknown 1890-10-20 Sierra Oleson's ranch Sierra Valley Comment
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Jul 12 2007
  CAS-BOT-BC362690  Raillardella argentea A. R. Kruckeberg 1954-8-2 3681 Sierra Along trail to Sierra Buttes, 1/2 mile above upper Tamarack Lake 2438 Comment
  CHSC40632  Raillardella scaposa J. D. Jokerst 1982-9-10 1669 Sierra Along trail to summit of Sierra Buttes from Packer Lake. 2316 Comment
  UC1258304  Ranunculus Nancy Morin July 1978 269 Sierra Bear Valley Rd Kyburz Flat Comment
  UC1477425  Ranunculus Nancy Morin July 1978 273 Sierra Bear Valley Rd Kyburz Flat Comment
  POM276613  Ranunculus acris Grant D. Brown 1948-7-8 162 Sierra 5 miles due W of Downieville St. Charles Place 1524 Comment
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Aug 8 2010
  CHSC52499  Ranunculus alismifolius var. alismellus L. P. Janeway 1984-8-18 1021 Sierra Mdw near the second switchback (toward SE) down from Packers Saddle. 1981 Comment
  SJSU12124  Ranunculus alismifolius var. alismellus N. A. Hopkins 1970-6-11 332 Sierra marshy end of Packer L 1889 Comment
  SJSU9768  Ranunculus alismifolius var. alismifolius C. W. Sharsmith 1982-5-31 8681 Sierra near McPherrin Camp , between Hwy 89 & Carmen Valley, 2 mi NW of Calpine 1524 Comment
  SD234163  Ranunculus aquatilis Virginia Pinkus Ryder 1967-5-21 516 Sierra Sierraville. North of town growing in water in valley floor. 1493 Comment
  SEINET8696986  Ranunculus flammula W. Harnach, N. Harnach 2002-6-10 1092 Sierra 1.9 miles N of the intersection of Calpine Road and County Road A-23, ca 2 miles E of Calpine. 1494 Comment
  RSA252471  Ranunculus flammula var. ovalis Robert F. Thorne, C. W. Tilforth 1969-9-6 39204 Sierra South of Haven Lake (between Goose and Snag Lakes). 1951 Comment
  SEINET12100424  Ranunculus glaberrimus J. G. Lemmon 1874-1 4 Sierra no further locality Comment
  UCD96830  Ranunculus occidentalis R. Randell 1996-5-26 26 Sierra Tahoe National Forest, Wild Plum Loop Road, 0.8 miles from Wild Plum Road, 1.25 miles from highway 49. 1500 Comment
  SEINET5338818  Ranunculus occidentalis M. Humphreys 1950-4-30 18 Sierra 1 mile west of Sierra City, south side of highway 49. 1067 Comment
  SJSU12168  Ranunculus occidentalis N. A. Hopkins 1978-6-7 912 Sierra c. 1 mi SW of Calpine, Sierra Valley 1554 Comment
  SJSU6448  Ranunculus occidentalis N. A. Hopkins 1971-6-14 385 Sierra near rd to Lemon Canyon, 1.5 mi SE of Sierraville 1584 Comment
  JEPS125675  Ranunculus occidentalis var. occidentalis William Harnach 2013-4-6 1308 Sierra 1.6 miles west of Goodyears Bar on Highway 49 and north of the Ramshorn campground. Comment
  SEINET5338848  Ranunculus occidentalis var. ultramontanus P. B. Kennedy, Samuel Bradford Doten 1901-7-8 107 Sierra [Sierra Nevada] Near Webber Lake, Falls below lake in face of cliff. Comment
  SEINET5338851  Ranunculus occidentalis var. ultramontanus A. A. Heller, P. B. Kennedy 1907-7-1 8670 Sierra Purdy Comment
  SEINET8701816  Ranunculus uncinatus W. Harnach, N. Harnach 1991-6-23 573 Sierra Sierra Valley, 0.25 miles S of Sattley, Parlanti Ranch. 1524 Comment
  HSC93320  Rhamnus alnifolia Vernon H. Oswald, L. Ahart 1996-8-19 8239 Sierra S side of Little Truckee River Bridge on the rd. to Independence Lake, S of USFS Rd. 07, 1.0 mi. W of Hwy. 89 1951 Comment
  JEPS87608  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
  UC592922  Rhamnus purshiana Carl B. Wolf 1937-8-6 Sierra 5 mi above Downieville; Northern Sierra Nevada, North of Yuba River 1066 Comment
  JEPS41975  Rhamnus rubra W. L. Jepson 1934-8-3 Sierra 2 mi e Bassett station (at Pioneer road station); Sierra Nevada, North Fork of Yuba River 1706 Comment
  SDSU10372  Rhamnus rubra D. F. Howe 1964-7-28 3876 Sierra 5.5 miles S of Gold Lake Lodge, Tahoe National Forest. 1829 Comment
  UC1121933  Rhamnus rubra G. Burks 1933-7-5 12 Sierra 3 mi se Camptonville; Tahoe National Forest, Smartsville Quad. 944 Comment
  UC592923  Rhamnus rubra Carl B. Wolf 1937-8-6 Sierra 2.5 mi above Downieville; Northern Sierra Nevada, North Fork of Yuba River 975 Comment
  CAS-BOT-BC56585  Rhododendron columbianum Mrs. E. C. Sutliffe 1920-9-1 s.n. Sierra Salmon Lake Comment
  CAS-BOT-BC56586  Rhododendron columbianum H. Albert Barker July 5 56 Sierra Summit Lake (largest) 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
  CHSC92411  Rhododendron neoglandulosum L. P. Janeway; B. Castro 2005-9-20 8549 Sierra Northern Hight Sierra Nevada. Plumas National Forest; about 50 m south of Gold Run Creek and 530 m east of 'town' of Poverty Hill. 1372 Comment
  UC1121101  Rhododendron occidentale A. Lewis 1934-8-12 530 Sierra Tahoe National Forest, Sierra buttes Sierra buttes; Tahoe National Forest, Sierra buttes 1676 Comment
  CAS-BOT-BC108761  Ribes cereum W. R. Dudley 1894-8-30 s.n. Sierra Toward Mountain Lake Pass, east of Webber Lake. Comment
  CAS-BOT-BC108762  Ribes cereum Catherine Best 1981-6-19 s.n. Sierra Sierra Nevada. Highway 89, 2 miles west of Yuba Summit. Comment
  SJSU14246  Ribes cereum N. A. Hopkins 1989-7-1 1545 Sierra c. 7 mi S of Yuba Pass on rd to Weber L 2316 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
  HSC103204  Ribes cereum var. cereum Jade Paget-Seekins 2010-7-16 46 Sierra On the border of Tahoe and Plumas National Forests near Haskell Peak and Forest Route 28. 2239 Comment
  UCD160667  Ribes cereum var. cereum Kai Battenberg; Alison M. Berry, Jannah Wren 2015-6-26 KB- 12 Sierra Collected in Sagehen Creek Field Station. Off of Holcombs Road. 100m on County Road 11. 2002 Comment
  CAS-BOT-BC169089  Ribes inerme var. inerme Wm. Bridge Cooke 1939-7-21 13702 Sierra In the vicinity of the outlet of the Municipal spring above Howard - Mount Shasta 1280 Comment
  SEINET5339685  Ribes montigenum C. Bell 1962-5-9 1 Sierra New Dog Valley Road; west of Verdi, to left of road about 1 1/2 miles out, on upper bank 1615 Comment
  JEPS125725  Ribes nevadense William Harnach 2015-4-13 1402 Sierra 1.25 miles North of the Yuba-Sierra County line on Highway 49. Comment
  UCR206553  Ribes nevadense George K. Helmkamp, E. A. Helmkamp 2009-5-28 14850 Sierra Northern Sierra Nevada Foothills, along CA-49, 1.8 miles north of the Yuba County line0 884 Comment
  UCR230986  Ribes nevadense George K. Helmkamp, E. A. Helmkamp 2011-6-9 17533 Sierra Northern Sierra Nevada Mountains Foothills, 5.9 miles north of Camptonville along CA-49, about 1.2 miles northeast of the Yuba Co. line 899 Comment
  SEINET12217056  Ribes nevadense F. H. Utech 1986-1 86 -056 Sierra Tahoe National Forest, Wild Plum Recreation Area, ca 2 mi E of Sierra City on CA 49 1350 Comment
  SEINET5339731  Ribes nevadense P. A. Lehenbauer 1937-6-8 93 Sierra 25 mi w of Reno, on Truckee River, at Iceland, Sierra Co., s. side of river by falls 1676 Comment
  JEPS49170  Ribes roezlii L. S. Smith 1926-4-12 1761 Sierra w end Rebel Ridge; Tahoe National Forest, Comptonville District 701 Comment
  UC1127536  Ribes roezlii A. Lewis 1934-7-5 496 Sierra 2.2 mi ne Poverty Hill; Plumas National Forest, Downieville Quadrangle Comment
  UCD40240  Ribes roezlii Rodney Gale Myatt 1972-6-1 1582 Sierra Wild Plum Road, off of Hwy 49 and east of Sierra City. 1450 Comment
  CAS-BOT-BC186284  Ribes roezlii var. roezlii L. S. Smith 1926-4-12 1761 Sierra Tahoe National Forest, Rebel Ridge, Camptonville District 701 Comment
  SEINET12220403  Ribes velutinum J. G. Lemmon 1874-1 s.n. Sierra Sierra Co. &c Comment
  CAS-BOT-BC168786  Ribes viscosissimum Rimo Bacigalupi 1927-7-4 1610 Sierra Along banks of north fork of Yuba River, 2 miles west of Yuba Pass 1920 Comment
  CAS-BOT-BC168787  Ribes viscosissimum H. Albert Barker 1926-7-8 92 Sierra Gold Lake Ridge, Squaw Lake 2042 Comment
  UC566026 Image available Ribes viscosissimum H. S. Yates 1935-6-29 5279 Sierra 1 mi n Gold Lake; Downieville Quadrangle 1981 Comment
  CHSC57285  Ribes viscosissimum var. hallii L. P. Janeway 1984-8-12 996 Sierra Ridge-top just south of Packer Saddle. 2148 Comment
  JEPS125672  Rigiopappus leptocladus William Harnach 2013-5-17 1351 Sierra 0.75 miles south of Highway 49 on the Antelope Valley Road 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
  UC354488  Rigiopappus leptocladus David D. Keck 1928-6-13 430 Sierra Newman Point Sierra Valley 1500 Comment
  UCD18305  Rorippa austriaca A. M. Shapiro 2001-6-2 s.n. Sierra Sierra Valley, Hwy 49, 2km NNE Sierraville. Comment
  CAS-BOT-BC74663  Rorippa curvisiliqua Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Salmon Lake. Comment
  UCD84064  Rorippa curvisiliqua Ayzik Solomeshch 2009-6-9 s.n. Sierra Sierra County. Sierra Valley. Harvey Ranch. Along Westside Road, ca. 1 km N of intersection of Westside Road and Calpine Road, ca. 200 m W of Westside Road. 1498 Comment
  CAS-BOT-BC74668  Rorippa curvisiliqua Arthur Chan 1981-5-16 84 Sierra 11.2 miles southeast of Sattley first along Highway 49, they the dirt road past the springs. 1828 Comment
  JEPS125698  Rosa californica William Harnach May 1.2013 1329 Sierra 1.6 miles West of Goodyears Bar on Highway 49 and North of the Ramshorn campground. Comment
  SJSU12109  Rosa californica N. A. Hopkins 1983-6-15 1135 Sierra Upper Long Valley W of Bordertown 1584 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
  CAS-BOT-BC148108  Rosa gymnocarpa Anna Head 1921-6-20 s.n. Sierra Campbells Hot Springs, Feather River Region Comment
  CAS-BOT-BC148266  Rosa woodsii var. ultramontana Alice Eastwood 1918-6-28 7898 Sierra Loyalton Comment
  CDA11855  Rosa woodsii var. ultramontana G. F. Hrusa, J. Jokerst 1991-7-5 8555 A Sierra Sierra Valley Region; Antelope Valley. Base of Golden Dome on SE side. Comment
  SEINET7704244  Rosa woodsii var. ultramontana I. LaRivers 1960-6-22 s.n. Sierra Verdi Comment
  UC1128610  Rosa woodsii var. ultramontana G. T. Nordstrom 1936-7-9 930 Sierra 2 mi nw Dog Valley; Tahoe National Forest, Sierraville Quadrangle Comment
  SEINET7704508  Rosa woodsii var. ultramontana P. A. Lehenbauer 1937-6-8 103 Sierra 25 mi W of Reno, NV on Truckee River, at Iceland, S side of river by falls 1676 Comment
  JEPS125758  Rubus armeniacus William Harnach 2013-7-3 1372 Sierra Approximately 150 yards along the Pacific Crest Trail, just south of the intersection with Highway 49, NorthEast of Sierra City, CA Comment
  UCD40237  Rubus leucodermis Rodney Gale Myatt 1972-6-1 1577 Sierra Wild Plum Road, off of Hwy 49 and east of Sierra City. 1450 Comment
  CAS-BOT-BC147181  Rubus parviflorus H. Albert Barker 1926-7-3 54 Sierra Packer Lake Creek 1953 Comment
  CAS-BOT-BC147182  Rubus parviflorus Elmer I. Applegate 1921-9-7 3358 Sierra Gold Lake Comment
  UCR196990  Rubus parviflorus George K. Helmkamp, E. A. Helmkamp 2008-5-20 13482 Sierra Sierra Nevada Mountains Foothills, Henness Pass road, 3.4 miles northeast of Camptonville 1261 Comment
  CAS-BOT-BC363221  Rudbeckia occidentalis Catherine Best 1979-6-14 s.n. Sierra Hwy. 49, 3 miles east of Downieville Comment
  CAS-BOT-BC363222  Rudbeckia occidentalis Peter H. Raven 1964-6-30 19613 Sierra Along the canyon of the North Fork of the Yuba River, 4.6 miles east of Downieville on State Highway 49 Comment
  SEINET4206283  Rumex acetosella I. LaRivers 1969-7-25 s.n. Sierra Verdi Comment
  UCR249138  Rumex acetosella George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20768 Sierra Northern Sierra Nevada Mountains Foothills, Along CA-49, 1.2 miles north of the Yuba County line 901 Comment
  UCD101032  Rumex acetosella N. Hopkins Date Unknown 919 Sierra Ditch by Gold Lk. Rd. 1828 Comment
  CHSC52942  Rumex salicifolius var. denticulatus L. P. Janeway 1989-8-16 3589 Sierra Plumas National Forest Beckwourth Ranger District. Near top of ridge 1/2 mi SE of Chapman Saddle; ca 2 1/4 mi SE of Haskell Pk. Mdw at head of creek. 2133 Comment
  SEINET13710349  Rumex salicifolius var. triangulivalvis Lowell William Ahart, Lowell William Ahart 2001-1 9087 Sierra Near Diversion Dam across Little Truckee River Near Fiberboard Rd., 5 Mi. E of Webber Lake (T19N, R15E, sec 15, SW 1/4) 6300 Ft. 1920 Comment
  CAS-BOT-BC102840  Salix boothii L. S. Smith 1931-6-12 12 Sierra Tahoe National Forest, Babbit Springs near Babbit L.O. 2133 Comment
  CAS-BOT-BC102844  Salix boothii L. S. Smith 1931-9-16 2634 Sierra Willow from Babbit Springs on road from Jones Valley to Babbit Lookout 2133 Comment
  CAS-BOT-BC102849  Salix boothii W. R. Dudley 1900-6-21 5413 Sierra West end of Webber Lake near shores Comment
  UC501407  Salix boothii L. S. Smith 1932-5-25 2660 Sierra Babbitt Spring; Tahoe Nat'l Forest, Jones Valley 2286 Comment
  HSC100745  Salix breweri Lowell Ahart 2010-9-15 17172 Sierra N edge of first pond, S side of road and W of the cabin at the spring, 2 3/4 (air) mi. N of Yuba Pass on Hwy. 49, 4 (air) mi. E of Haskell Peak. 2135 Comment
  CAS-BOT-BC103641  Salix eastwoodiae W. R. Dudley 1900-6-21 5472 Sierra Head of Sawmill brook, Sierraville-Webber Lake Trail Comment
  CAS-BOT-BC103642  Salix eastwoodiae H. Albert Barker July 5 58 Sierra Summit Lake (largest) Comment
  CAS-BOT-BC103645  Salix eastwoodiae Roxana S. Ferris 1926-9-7 6844 Sierra summit of Ebbetts Pass Comment
  CAS-BOT-BC103646  Salix eastwoodiae W. R. Dudley 1900-6-21 5406 Sierra north end of Webber Lake Comment
  CAS-BOT-BC103647  Salix eastwoodiae W. R. Dudley 1894-9-1 s.n. Sierra Lake of the Woods Comment
  CAS-BOT-BC103650  Salix eastwoodiae Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Salmon Lake Comment
  CAS-BOT-BC103654  Salix eastwoodiae Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Salmon Lake Comment
  CHSC43894  Salix eastwoodiae L. P. Janeway 1984-8-25 1077 Sierra Snag Lake. 2026 Comment
  JEPS95179  Salix eastwoodiae Vernon H. Oswald and Lowell Ahart 1996-8-19 8220 Sierra Yuba Pass-Weber Lake Road (Forest Route 12) 1.5 mi S of the road to Haypress Valley Northern High Sierra Nevada. 2194 Comment
  JEPS95769  Salix eastwoodiae George Argus and Susan D'Alcamo 1998-7-23 13803 Sierra Coburn Lake Comment
  SJSU12161  Salix eastwoodiae N. A. Hopkins 1976-6-29 855 Sierra margin of Packer 1889 Comment
  CAS-BOT-BC103757  Salix exigua Alice Eastwood 1918-6-29 7923 Sierra Loyalton Comment
  UCSB17487  Salix exigua var. hindsiana Breedlove, Dennis 1962-6-13 Sierra Along the Little Truckee River, 10.0 miles S of Sierraville on State Hwy 89 1950 Comment
  CAS-BOT-BC107930  Salix geyeriana Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Salmon Lakes Comment
  CAS-BOT-BC128179  Salix lasiandra subsp. caudata L. S. Smith 1931-8-27 2626 Sierra French Meadow Comment
  CAS-BOT-BC125443  Salix lasiandra var. lasiandra W. R. Dudley 1900-6-21 5478 Sierra Webber Lake to Sierraville, Sawmill [Canon] Canyon 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
  CAS-BOT-BC124521  Salix lasiolepis var. lasiolepis Alice Eastwood 1918-4-6 6765 Sierra Downieville Comment
  CAS-BOT-BC124522  Salix lasiolepis var. lasiolepis Alice Eastwood 1918-4-6 6787 Sierra Downieville Comment
  CAS-BOT-BC124526  Salix lasiolepis var. lasiolepis Alice Eastwood 1918-4-6 6786 Sierra Downieville Comment
  CAS-BOT-BC124527  Salix lasiolepis var. lasiolepis Alice Eastwood 1918-4-6 6761 Sierra Downieville Comment
  CAS-BOT-BC124870  Salix lemmonii Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Salmon Lake Comment
  CAS-BOT-BC124874  Salix lemmonii Peter H. Raven 1964-6-30 19604 Sierra 6.4 miles south of Sierraville on State Highway 89 1737 Comment
  CAS-BOT-BC124879  Salix lemmonii W. R. Dudley 1900-6-20 5418 Sierra West side of Webber Lake Comment
  CHSC62497  Salix lemmonii B. Castro 1987-5-8 84 Sierra Ca 6 air mi NE of Strawberry Valley, ca 0.25 mi SE of Poverty Hill, at the old Poverty Hill placer mine. 1359 Comment
  RSA774124  Salix lemmonii L. Ahart 2010-9-15 17174 Sierra North edge of the first pond, South side of the road and west of the cabin, At the spring, about 2.75 air miles north of Yuba Pass on Hwy 49, about 4 air miles east of Haskell Peak 2135 Comment
  RSA8055  Salix lemmonii H. A. Barker 1927-6-28 743 Sierra Gold Lake. 1966 Comment
  CHSC13652  Salix lemmonii var. lemmonii E. L. Smith 1971-7-27 989 Sierra At Sierraville. 1508 Comment
  CAS-BOT-BC126139  Salix scouleriana Peter H. Raven 1964-6-30 19607 Sierra 3.8 miles west of [Satley] Sattley on State Highway 49 Comment
  CAS-BOT-BC126143  Salix scouleriana W. R. Dudley 1894-8-30 s.n. Sierra Outlet of Webber Lake Meadow Comment
  UC1135085  Salix scouleriana A. Lewis 1934-7-5 495 Sierra 2 2/10 mi. ne.e Poverty Hill; Plumas Nat'l Forest, Downieville Quad. Comment
  CAS-BOT-BC494094  Salvia aethiopis W. Harnach; N. Harnach 2000-6-14 906 Sierra Sierra Valley. North of the sawmill in Loyalton 1524 Comment
  CAS-BOT-BC238874  Sambucus nigra subsp. caerulea Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Salmon Lake 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
  CAS-BOT-BC236474  Sambucus racemosa subsp. racemosa L. P. Janeway; Garrett Gibson 1991-7-22 4090 Sierra 1/2 mi. due east of Mohawk Gap along road 21N31B, Beckwourth Ranger District, Plumas National Forest 2225 Comment
  SEINET8060205  Sambucus racemosa var. racemosa W. Harnach, N. Harnach 1993-7-11 750 Sierra Sierra Valley, ca 2.5 miles S of Yuba Pass Campground on W side of road. 2121 Comment
  CDA17273  Sanguisorba annua G. F. Hrusa, S. Gaimari, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16300 Sierra Sierra Nevada; Sierra Valley: Antelope Valley, 1.4 mi. S of Sierraville-Loyalton Rd., E of Sierraville on Antelope Valley Rd. 1645 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
  RSA790205  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
  SD211691  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
  UCR53730  Sanguisorba minor B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-27 890 Sierra Sierra Nevada Mtns, above Ramshorn Campground on Hwy 49, c. 15 miles NE of Comptonville and c. 5 mi. west of Downieville 823 Comment
  SEINET8665938  Sanicula bipinnatifida W. Harnach 2013-4-25 1311 Sierra 1.6 miles west of Goodyears Bar on Hwy 49 and north of the Ramshorn campground. 874 Comment
  CHSC94149  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
  SEINET11155984  Sanicula graveolens W. Harnach, N. Harnach 1990-4-19 262 Sierra Sierra Valley, Approx 2.5 air miles N of Calpine, Knuthson Meadows (commonly called Carman Valley). 1548 Comment
  JEPS82072  Sanicula graveolens Paul C. Hutchison and Rimo Bacigalupi 1983-8-9 8443 Sierra 12 mi n (by logging road) of Downieville (Saddleback Mountain, bottom of road to look-out just w of the summit); Saddleback Mountain 1798 Comment
  UC337552  Sanicula graveolens unknown May, 1879 Sierra Pacific Coast, Sierra Valley and northward Sierra Valley; Pacific Coast, Sierra Valley Comment
  JEPS96053  Sanicula tuberosa Lowell Ahart 1996-7-25 7689 Sierra about 2 mi w of Webber Lake (s of old Henness Pass Road, just w of French Meadow) 1950 Comment
  UC66460  Sanicula tuberosa S. B. Doten 1901-7-2 81 Sierra Webber Lake Comment
  SEINET10684084  Sarcodes sanguinea Karen M. Meyer, Andrew Townesmith 2007-7-17 Meyer 129 Sierra Tahoe National Forest. 1.0 mi. up road toward Lake of the Woods, off road 07. 2191 Comment
  UCD118036  Sarcodes sanguinea K. M. Meyer; A. Townesmith 2007-7-17 129 Sierra Tahoe National Forest. 1.0 mi. up road toward Lake of the Woods, off road 07. 2191 Comment
  CAS-BOT-BC466228  Sarcodes sanguinea George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  SEINET7257577  Sarcodes sanguinea F. H. Hillman 1895-6-29 s.n. Sierra Dog Valley 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
  CHSC32079  Sceptridium multifidum L. Ahart 1977-11-13 1606 Sierra Ca. 2 mi n of Scales. 1600 Comment
  CAS-BOT-BC283619  Schedonorus pratensis Catherine Best 1980-6-12 s.n. Sierra Herrington's, Sierra City Comment
  CAS-BOT-BC111666  Schoenoplectus pungens var. longispicatus Fred Sommers; Greg Sommers 1976-8-23 227 Sierra Sierra Valley Marsh, along edge of Marble Hot Springs. 1524 Comment
  JEPS77528  Sclerolinon digynum L. R. Heckard with T. I. Chuang and R. C. Bacigalupi 1978-7-20 4898 Sierra about 3 air mi ne Calpine (along road s of Beckwourth); Sierra Valley 1463 Comment
  SEINET13751011  Scrophularia desertorum P. A. Lehenbauer 1937-6-8 91 Sierra [Sierra Nevada] 25 miles West of Reno, Nevada on Truckee river, at Iceland, South side of river by falls 1676 Comment
  CHSC63605  Sedum laxum subsp. laxum Lowell Ahart 1994-7-1 7437 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
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Oct 29 2020
  JEPS87649  Sedum laxum subsp. laxum Lowell Ahart 1994-7-1 7437 Sierra about 1 1/2 mi ne Middlewaters (s of the larger pond, slope on n side Henness Pass Road at Keystone Gap, e of Keystone Mountain, about 11 mi (air) ne of Alleghany); e of Keystone Mountain, ne of Middlewaters, Keystone Gap 1889 Comment
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Oct 29 2020
  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
  UCD135542  Senecio integerrimus R. O. Hanes 1991-6-2 32 Sierra Tahoe Forest, Kyburz Flat. 1920 Comment
  CAS-BOT-BC363922  Senecio integerrimus var. exaltatus Anna Head 1921-6-22 s.n. Sierra Campbells Hot Springs, Feather River Region Comment
  SJSU5002  Senecio integerrimus var. exaltatus N. A. Hopkins 1968-6-28 128 Sierra Packer L 1950 Comment
  CAS-BOT-BC494134  Senecio integerrimus var. exaltatus William Harnach 2000-5-22 1061 Sierra Sierra Valley. 4 mi NE of Sierraville on Hwy 49 1498 Comment
  HSC96991  Senecio integerrimus var. major L. Ahart 2006-6-28 12866 Sierra 3/4 mi. E of Lake Delahunty, 2 mi. NE of Gibsonville 1784 Comment
  CHSC45010  Senecio triangularis Lowell Ahart 1978-9-26 1812 Sierra On a bank of a stream that drains the north side of Mount Fillmore, about 12 air miles north-east of La Porte. 1981 Comment
  JEPS17414  Senecio triangularis W. L. Jepson 1934-8-7 16782 Sierra Sierraville Cold Creek Comment
  JEPS37201  Senecio triangularis W. L. Jepson 1918-8-18 8055 Sierra Sierraville 1767 Comment
  UCSB27070  Senecio triangularis Wilken, Dieter 1969-7-24 Sierra Salmon Creek, 2 miles north of california State Highway 49, along road to graeagle, Sierra Buttes Sierra Nevada 1981 Comment
  CAS-BOT-BC364414  Senecio triangularis Lewis S. Rose 1934-7-16 34373 Sierra Gold Lake 1950 Comment
  CHSC100119  Sericocarpus oregonensis L. P. Janeway 2008-9-8 9577 Sierra Northern High Sierra Nevada. Plumas National Forest; about half way down the southeast side of Port Wine Ridge to Canyon Creek; 3.1 air km southwest of Table Rock. 1603 Comment
  UC1178986  Sericocarpus oregonensis subsp. californicus Herbert L. Mason 1945-9-9 12694 Sierra s of Downieville; Yuba River Canyon Comment
  CHSC73815  Sibbaldia procumbens B. Castro; M. A. Griggs 1997-7-10 769 Sierra Bunker Hill Ridge, on highest ridge crest SE of Duck Soup Pond, along Pacific Crest Trail. 2136 Comment
  CHSC66599  Sidalcea glaucescens Lowell Ahart 1996-7-25 7694 Sierra Old Henness Pass Road, French Meadow, about 2 miles west of Webber Lake. 1950 Comment
  SEINET8944346  Sidalcea glaucescens S. B. Doten 1901-7-2 76 Sierra [Sierra Nevada,] Webber Lake. Comment
  UCD35537  Sidalcea oregana subsp. spicata Beecher Crampton 1957-7-24 4421 Sierra Gordon Van Vleck Ranch. Sierra Valley. 4 miles northeast of Sattley. Comment
  SD102829  Sidalcea oregana subsp. spicata Darley F. Howe 1978-7-16 Sierra Along Highway 89 ca. 12.3 miles north of Truckee. 1920 Comment
  SD103511  Sidalcea oregana subsp. spicata Darley F. Howe 1978-7-16 Sierra Along state Highway 89, ca. 12.3 miles north of Truckee. 1920 Comment
  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-BC387051  Silene douglasii John Thomas Howell; Gordon H. True 1970-7-14 5523 Sierra At Verdi Peak Lookout, Verdi Range 2560 Comment
  CAS-BOT-BC387052  Silene douglasii H. Albert Barker 1926-7-8 94 Sierra Gold lake Ridge 2072 Comment
  CAS-BOT-BC387056  Silene douglasii Annie M. Alexander; Louise Kellogg 1948-9-8 5596 Sierra On east side at top of grade between Sawyers Bar and Etna 1737 Comment
  CAS-BOT-BC387057  Silene douglasii Elmer I. Applegate 1923-8-18 3876 Sierra Dry, rocky crest of redshale Mountain, east side of Medicine Lake 2438 Comment
  SJSU14272  Silene douglasii var. douglasii N. A. Hopkins 1989-8-6 1570 Sierra on Deadmans Peak 1981 Comment
  CHSC61789  Silene invisa Lowell Ahart 1993-9-10 7196 Sierra At the end of a poor dirt road where there is a camp, water ditch and stream, on the north side of Mount Fillmore, about 1 mile south-west of the dirt road from Gibsonville to Johnsville. 2133 Comment
  JEPS125736  Silene laciniata subsp. californica William Harnach 2015-5-6 1404 Sierra Above Ramshorn Campground on Highway 49, 1.6 miles West of Goodyears Bar. Uppermost limits of the barrens. Comment
  SEINET10886275  Silene lemmonii Karen M. Meyer, Andrew Townesmith 2007-7-17 Meyer 128 Sierra Tahoe National Forest. 1.0 mi. up road toward Lake of the Woods, off road 07. 2191 Comment
  CAS-BOT-BC389278  Silene lemmonii Forest Sheehan 1970-6-6 s.n. Sierra Near Scales 1371 Comment
  SEINET10574646 Image available Silene lemmonii John G. Lemmon 1874-1 Lemmon s.n. Sierra Sierra Valley and Webber Lake. Comment
  NY1104514  Silene lyallii J. G. Lemmon 1874-1 - 16 Sierra Comment
  UC1137895  Silene nuda G. T. Nordstrom 1936-7-23 953 Sierra 2 1/2 mi s Purdy; Sierra National Forest, Sierraville Quadrangle Comment
  SJSU12216  Sisyrinchium idahoense N. A. Hopkins 1982-6-19 1049 Sierra 1 mi S of Calpine 1524 Comment
  SEINET10626908  Smelowskia ovalis var. congesta John G. Lemmon 1875-1 Lemmon 9921 Sierra Comment
  UC119650  Smilacina racemosa J. G. Lemmon 1874-1 Sierra 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
  UCD15310  Solanum triflorum A. M. Shapiro 1997-8-28 s.n. Sierra California, Sierra Co.; Sierraville; 1508 Comment
  JEPS124601 Image available Solanum umbelliferum B. Wenegrat 1969-6-27 29 Sierra 5 miles E of Downeyville on H. 49 Comment
  UCR270725  Solidago californica John F. Emmel 1999-6-5 1623 Sierra Sierra Nevada Mtns., Verdi Range; along Henness Pass Road, 1 road mile SE of summit 1756 Comment
  SEINET11802170  Solidago californica var. nevadensis J. G. Lemmon 1874-1 692 Sierra Sierra Co. &c Comment
  CAS-BOT-BC365546  Solidago elongata Catherine Best 1983-8-29 887 Sierra Along the road to Gold Lake Comment
  CAS-BOT-BC365550  Solidago elongata H. Albert Barker 1926-7-16 128 Sierra Gold Lake - First Island 1955 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
  HSC93319  Solidago elongata Vernon H. Oswald, L. Ahart 1996-8-19 8237 Sierra Forest Rte. 07 E of Webber Lake, 0.5 mi. E of the road to Lake of the Woods; Northern High Sierra Nevada 2043 Comment
  UC54117  Solidago elongata H. M. Hall and E. B. Babcock July 1903 4480 Sierra Sierra Valley Sierra Nevada Mountains, Sierra Valley 1524 Comment
  UCD19565  Solidago elongata Gerald Dickinson 1963-7-19 113 Sierra Portola Road in Sattley, on Hwy. 49. 1524 Comment
  UC334396  Solidago elongata unknown 1890-1 Sierra Oleson's ranch , Oleson's Ranch (Sierra Valley) Comment
  JEPS32383  Solidago spectabilis W. L. Jepson 1934-8-7 16868 Sierra Cold Creek near Sierraville Comment
  SEINET8655761 Image available Solidago velutina subsp. californica W. Harnach 2014-8-27 1394 Sierra Townsite of Calpine behind 208 Coates Ave. 1525 Comment
  SJSU10217  Sorbus scopulina C. W. Sharsmith 1983-6-8 8798 Sierra midway between Marvin Ranch Rd & Scales 1341 Comment
  RSA246612  Sparganium angustifolium Robert F. Thorne, Larry E. DeBuhr, C. W. Tilforth 1972-9-20 42356 Sierra Plumas National Forest: at margin of pond north of Goose Lake. 2058 Comment
  UC813823  Sparganium angustifolium W. R. Dudley 1894-9-1 Sierra near Webber Lake (Lake of the Woods); Lake of the Woods Comment
  UCD94842  Sparganium emersum Gerald Dickinson 1963-6-19 8 Sierra 1.2 miles N of Sattley, Portola Road. 1676 Comment
  SJSU5081  Sparganium emersum C. L. Cline 1965-8-6 149 Sierra by Hwy 89, 2.6 mi S of junction of Beckwourth Rd and Sattley Rd., Sierra Valley 1493 Comment
  UC1099912  Sparganium emersum var. emersum Malcolm A. Nobs and S. Galen Smith 1949-8-20 1498 Sierra about 0.5 mi w Loyalton (on road to Sierraville); Sierra Valley Comment
  JEPS78092  Sparganium natans Gary W. Zamzow 1972-6-28 41 Sierra 7 mi n Hobart Mills (on Highway 89, Kyburz Flat); Kyburz Flat 1828 Comment
  SCFS5083  Sparganium simplex Michael D. Fleschner 1965-7-6 1965 -90 Sierra 1.2 miles from Sattley on the Sattley Calpine road, the drainage ditch in pasture 100 yards east of road 1524 Comment
  CAS-BOT-BC390710  Spergularia rubra Lowell Ahart 1983-10-27 4485 Sierra Near a dirt road that is about 2 miles south-east of Jackson Meadows Res., about 1 mile south of Pass Creek, near Jackson Meadows Res. 2200 Comment
  UC1046284  Sphenosciadium capitellatum L. Constance, R. Bacigalupi, and E. Nasir 1953-9-9 3473 Sierra Forest opening 4 mi s Webber (between Webber and Meadow Lakes) 2133 Comment
  RSA252504  Spiraea densiflora Robert F. Thorne, C. W. Tilforth 1969-9-6 39209 Sierra Goose Lake, SE of Gold Lake. 1951 Comment
  SJSU10216  Spiraea douglasii C. W. Sharsmith 1983-6-8 8797 Sierra midway between Marvin Ranch Rd & Scales 1341 Comment
  CAS-BOT-BC152543  Spiraea splendens Elmer I. Applegate 1921-9-7 3383 Sierra Gold Lake 1981 Comment
  CAS-BOT-BC152548  Spiraea splendens P. C. Everett; E. K. Balls 1954-10-8 20252 Sierra E. shore Gold Lake, n. of Bassetts - Sierra Nevada 2011 Comment
  UCSB27047  Spiraea splendens Wilken, Dieter 1969-7-24 Sierra Salmon Creek; 2 miles north of California State Highway 49; along road to Graeagle, Sierra Buttes 1981 Comment
  JEPS63035  Stachys ajugoides var. rigida W. L. Jepson 1934-8-2 16804 Sierra 2 mi e Bassett sta. (Pioneer road sta.); North Fork Yuba River 1706 Comment
  RSA0109090  Stachys pycnantha Carl B. Wolf 1937-8-6 9053 Sierra Northern Sierra Nevada, North Fork of Yuba River, 5 miles above Downieville. 1067 Comment
  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
  SEINET8884562  Stellaria longipes S. B. Doten 1901-6-20 s.n. Sierra Near Little Truckee. Comment
  JEPS118404  Stellaria obtusa Lowell Ahart 2011-9-23 17716 Sierra On the east side of a small stream that flows into Pass Creek, about 100 yards north of Pass Creek, about 300 yards south of Hennas Pass Road, west of French Meadow, east of Forest Road 70, about 3 miles (air) northwest of Webber Lake 2016 Comment
  SEINET10537542  Stellaria umbellata Lowell Ahart 1991-7-22 Ahart 6690 Sierra In French Meadow, about 1/4 mile south of Henness Pass Road, about 3 miles northwest of Webber Lake. Mountain Meadow in Red Fir Forest. T19N R7E NW/S24. 2134 Comment
  CHSC105778  Stephanomeria lactucina Lowell Ahart 2010-9-15 17186 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
  CHSC57172  Stephanomeria lactucina L. P. Janeway 1984-8-3 965 Sierra Top of ridge (Sierra Nevada crest) west of Packer Lake and north of Packer Saddle. Along dirt road. 2164 Comment
  SJSU12126  Stephanomeria lactucina N. A. Hopkins 1975-8-27 736 Sierra near Packer L 2103 Comment
  SJSU12127  Stephanomeria lactucina N. A. Hopkins 1974-8-7 628 Sierra near Packer Saddle 2133 Comment
  SJSU12232  Stephanomeria lactucina N. A. Hopkins 1983-7-24 1091 Sierra c. 1 mi S of Calpine 1524 Comment
  RSA128548  Stephanomeria spinosa N. A. Overgaard, T. C. Fuller 1959-7-2 2720 Sierra Alex Guidici ranch, Loyalton Comment
  SEINET8076875  Stipa exigua P. A. Lehenbauer 1937-6-8 57 Sierra 25 miles W of Reno, Nevada, on Truckee River at Iceland, S side of river, near falls. 1676 Comment
  HSC47825  Stipa occidentalis var. californica Michael A. Watkins 1978-9-20 133 Sierra Foothills of the Sierra Nevada Mtns., 10 mi. NW of Johnsville on property of the Cowell Mine Comment
  SEINET8080234  Stipa occidentalis var. californica S. B. Doten 1901-7-2 82 Sierra Webber Lake. Comment
  SEINET8080235  Stipa occidentalis var. californica S. B. Doten 1901-7-2 82 Sierra Webber Lake. 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
  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
  JEPS108764  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
  CAS-BOT-BC87829  Streptanthus tortuosus John Thomas Howell; Gordon H. True 1969-6-25 45850 Sierra Sierra Nevada. 3 miles north of Bassetts on road to Gold Lake. 1950 Comment
  CAS-BOT-BC87832  Streptanthus tortuosus Lewis S. Rose 1934-6-29 34294 Sierra Gold Lake. 1950 Comment
  SD129297  Streptanthus tortuosus B. Pitzer, S. Morgan and H. Soldan 1988-5-28 895 Sierra Convict flat Picnic Area, 12 miles northeast of Camptonville, on Highway 49; on the North Yuba River Comment
  SJSU8349  Streptanthus tortuosus W. Savage 1965-7-29 444 Sierra Sand Pond near Lower Sardine L, Gold L area N of Yuba Pass 1981 Comment
  SBBG2584  Streptanthus tortuosus var. oblongus H. and M. Dearing 1939-5-9 3308 Sierra Indian Valley near Downieville Comment
  CHSC56531  Streptanthus tortuosus var. tortuosus L. P. Janeway 1984-8-3 956 Sierra Top of the ridge (Sierra crest) west of Packer Lake (just north of Packer Saddle). 2164 Comment
  SJSU12278  Stuckenia filiformis N. A. Hopkins 1976-9-17 Sierra Packer Lake 1889 Comment
  CAS-BOT-BC48051  Styrax redivivus Vincent Jones 1920-5-25 s.n. Sierra Cedar Glen Comment
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Mar 18 2018
  CAS-BOT-BC245872  Symphoricarpos rotundifolius P. B. Kennedy; S. B. Doten 1901-7-8 110 Sierra Webber Lake Comment
  CAS-BOT-BC97575  Symphyotrichum ascendens R. K. Gierisch; D. H. Esplin 1969-9-25 3615 Sierra Tahoe National Forest 1981 Comment
  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
  CAS-BOT-BC494100  Symphyotrichum ascendens William Harnach 2000-9-9 1006 Sierra Sierra Valley. 1 mi E of Calpine, and 0.75 mi N of Calpine Rd (home) 1502 Comment
  CAS-BOT-BC97571  Symphyotrichum ascendens G. Schoolcraft 1996-9-16 2574 Sierra Long Valley Creek just s. of Sierra County line 1524 Comment
  SJSU14221  Symphyotrichum ascendens N. A. Hopkins 1989-8-29 1584 Sierra below Coburn Lake, Berry Creek drainage c. 5 mi S of Yuba Pass 2255 Comment
  UC1999915  Symphyotrichum ascendens J. C. Semple, B. A. Suripto, T. Ahmed 1990-8-13 9323 Sierra Yuba Pass Road, about 2.5 km from Nichol Mill Road. Comment
  CAS-BOT-BC99013  Symphyotrichum eatonii Carl B. Wolf 1937-8-6 9050 Sierra Northern Sierra Nevada, No. Fork of Yuba River, 5 mi. above Downieville 1066 Comment
  CAS-BOT-BC98471  Symphyotrichum spathulatum John Thomas Howell 1951-8-21 28271 Sierra Yuba Pass - Sierra Nevada 2042 Comment
  CAS-BOT-BC98475  Symphyotrichum spathulatum Mrs. H. C. Cantelow 1951-7-23 12 Sierra Near Sierraville Comment
  UC86906  Symphyotrichum spathulatum J. G. Lemmon 1872-1 2906 Sierra Weber Lake Sierra Valley Comment
  CHSC69866  Symphyotrichum spathulatum var. spathulatum L. P. Janeway; Eric Schroder 1997-8-14 5330 Sierra Church Meadows; about 1.5 mi east of Gold Lake. 2042 Comment
  JEPS88072  Symphyotrichum spathulatum var. spathulatum Vernon H. Oswald and Lowell Ahart 1996-8-19 8210 Sierra Yuba Pass-Weber Lake Rd. (Forest Rt. 12) 1.4 mi s of Long Valley Creek, 2.7 mi s of road to Bassetts Long Valley Creek; northern High Sierra Nevada 2286 Comment
  HSC93194  Symphyotrichum spathulatum var. spathulatum Vernon H. Oswald, L. Ahart 1996-8-19 8210 Sierra Yuba Pass-Weber Lake Rd. (Forest Rt. 12) 1.4 mi. S of Long Valley Creek, 2.7 mi. S of the road to Bassettes; Northern High Sierra Nevada 2287 Comment
  RSA170316  Taeniatherum caput-medusae P. C. Martinelli 1963-6-25 s.n. Sierra South side of road to Dog Valley, ca. 1 mile NW of Verdi, Washoe County, Nevada. Comment
  UCD86181  Taeniatherum caput-medusae P. C. Martinelli 1963-6-25 s.n. Sierra South side of road to Dog Valley, ca. 1 mi. n.w. of Verdi, Washoe Co., Nevada. Comment
  UCD71246  Tanacetum bipinnatum A. M. Shapiro 1998-9-6 s.n. Sierra established locally in Pacific States. 1493 Comment
  SEINET13710570  Tanacetum parthenium Lowell William Ahart, Lowell William Ahart 2001-1 9084 Sierra Near Diversion Dam across Little Truckee River, S of Fiberboard Road (Fsr 18), 1/8 Mi. N of Henness Pass Rd., 5 Air Mi. E of Webber Lake (T19N, R15E, sec 15, SW 1/4) 6300 Ft. 1920 Comment
  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
  UC1134371  Taxus brevifolia G. Burks 1933-8-1 17 Sierra 2 mi e Oak Valley; Tahoe National Forest, Smartsville Quad. 1158 Comment
  JEPS125694  Tellima grandiflora William Harnach 2013-5-1 1334 Sierra Goodyears Bar. 1.14 miles South of Highway 49 on Mountain House Road. Comment
  POM274832  Tellima grandiflora R. C. Bacigalupi 1927-7-2 1593 Sierra Downieville Road, 1 mile west of Comptonville. Comment
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Nov 9 2011
  SEINET12221189  Tellima grandiflora J. G. Lemmon 1874-1 s.n. Sierra Sierra Co. &c Comment
  UCD13195  Tellima grandiflora Orlando Mistretta 1976-5-15 18 Sierra 5.5 miles N of Comptonville along Hwy. 49. 914 Comment
  UC1070353  Tetradymia canescens C. G. Albertus 1935-10-11 292 Sierra 2.3 mi ne Loyalton; Sierraville Quad. 1508 Comment
  CAS-BOT-BC399686  Thalictrum fendleri Lewis S. Rose 1934-7-14 34362 Sierra Gold Lake 1950 Comment
  CAS-BOT-BC399687  Thalictrum fendleri Betty J. Jorgensen 1944-6-22 478 Sierra Along Little Truckee River, on road between Independence and Webber Lakes Comment
  SEINET12087871  Thalictrum fendleri L. S. Rose 1934-1 s.n. Sierra Gold Lake 1951 Comment
  CAS-BOT-BC88055  Thelypodium crispum A. A. Heller; P. B. Kennedy 1907-7-1 8671 Sierra Purdy. Comment
  CAS-BOT-BC88056  Thelypodium crispum A. A. Heller; P. B. Kennedy 1907-7-1 8671 Sierra Purdy. Comment
  JEPS84928  Thelypodium crispum Barbara Ertter with Tahoe Chapter CNPS 1987-6-27 7209 Sierra ca 12 air mi n Truckee (ca 1.5 mi e of Hwy 89, on Tahoe Nat'L For Rd S450, head of Little Truckee River, Kyburz Flat, upper end of flat n of road); Tahoe National Forest, Kyburz Flat, Little Truckee River 1920 Comment
  RSA516370  Thelypodium crispum Barbara Ertter, Tahoe Chapter of CNPS 1987-6-27 7209 Sierra Kyburz Flat ca 12 air miles N of Truckee, head of Little Truckee River; ca. 1.5 miles E of Highway 89 on Tahoe National Forest Road S450. 1921 Comment
  SJSU4155  Thlaspi arvense C. W. Sharsmith & W. Savage 1967-5-20 7527 Sierra 3 mi W of Loyalton, Sierra Valley 1508 Comment
  CAS-BOT-BC88144  Thlaspi arvense Valerie Ziemba 1981-5-17 039 Sierra 1 mile east of Sierraville off Route 49 on dirt road to Bear Valley. Comment
  CHSC43450  Thlaspi montanum var. montanum Lowell Ahart 1975-6-28 819 Sierra About 2 miles east of Gibsonville, about 10 miles north-east of La Porte. 1981 Comment
  CHSC94169  Thlaspi montanum var. montanum Lowell Ahart 2006-6-21 12851 Sierra About 30 yards east of Lucky Dog Cre