Search Results — 2000 specimen records retrieved (1285 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/cch_archive/).
 Records are made available under the CCH Data Use Terms.

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  CAS-BOT-BC78004  Abies concolor John Thomas Howell; Gordon H. True 1970-7-14 5514 Sierra At Verdi Peak Lookout, Verdi Range 2560 Comment
  CAS-BOT-BC78005  Abies concolor Alice Eastwood 1918-4-7 6807 Sierra along road above north fork of Yuba river Comment
  CAS-BOT-BC78101  Abies magnifica Elmer I. Applegate 1921-9-7 s.n. Sierra Gold Lake 1981 Comment
  SEINET10794809 Image available Abies magnifica John G. Lemmon 1874-1 Lemmon 210 Sierra Comment
  SEINET11403727  Abies magnifica P. A. Lehenbauer 1936-10-4 s.n. Sierra Gold Lake Comment
  SEINET10846638  Abies magnifica var. magnifica Andrew Townesmith, Karen M. Meyer 2007-7-18 Townesmith 833 Sierra Tahoe National Forest, Sierraville Ranger District. 2.1 miles N of Forest Service road 07 on Forest Service road 07-40. T19N R14E, at edge of sections 15 and 22. 2291 Comment
  UC336721  Abies magnifica var. magnifica unknown 1889-6-18 Sierra Gold Lake Comment
Read comments
May 19 2012
  JEPS61228  Abronia turbinata J. G. Lemmon Aug 1873 Sierra Sierra Valley Comment
  CAS-BOT-BC331041  Acer glabrum var. glabrum H. Albert Barker 1926-7-3 46 Sierra Packer Lake 1965 Comment
  UC54489  Acer glabrum var. glabrum H. M. Hall and E. B. Babcock July, 1903 4493 Sierra Howard Creek Sierra Nevada Mountains, Howard Creek 2133 Comment
  CHSC53026  Acer glabrum var. torreyi L. P. Janeway 1989-8-22 3624 Sierra Plumas National Forest. Midslope, NE-facing, between ridge and Hwy 89; near Sulphur Cr, ca 3 mi E of Haskell Pk. 1920 Comment
  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
  SEINET7894006  Acer macrophyllum D. A. Buck 1959-5-2 24 Sierra Along State Highway 49, one mile N of Sierraville. 1280 Comment
  CDA9170  Achillea millefolium P. Arnaud 1958-8-2 Sierra Webber Lake. Comment
  CHSC53146  Achillea millefolium L. P. Janeway 1989-8-16 3591 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
  JEPS125646  Achillea millefolium Shuxiao Zhang 2015-7-8 007 Sierra On property south of Packer Lake and west of Tamarack Lakes, in Tahoe National Forest area. Comment
  UCR257667  Achillea millefolium George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-7-22 19442 Sierra Northern Sierra Nevada Mountains, Henness Pass Road, 1.1 mile east of its junction with CA-89 at the north end of Kyburz Flat 1907 Comment
  CAS-BOT-BC28860  Achillea millefolium Mrs. H. C. Cantelow 1938-7-2 2360 Sierra 4.5 miles NW of Calpine Comment
  CAS-BOT-BC28861  Achillea millefolium Mrs. H. C. Cantelow 1938-7-2 s.n. Sierra 4.5 miles NW of Calpine Comment
  CAS-BOT-BC210714  Achnatherum lemmonii David D. Keck 1944-7-8 5409 Sierra Sierra Valley, 1.5 miles N. of Sattley on Feather River road 1524 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
  UC718002  Achnatherum lemmonii David D. Keck 1944-7-8 5409 Sierra 1.5 mi n on Feather River road Sattley; Sierra Nevada, Sierra Valley 1524 Comment
  CAS-BOT-BC216409  Achnatherum lettermanii S. B. Doten 1901-7-2 s.n. Sierra Webber Lake Comment
  CAS-BOT-BC210748  Achnatherum nelsonii David D. Keck 1944-7-8 5401 Sierra 3 miles N.E. of Sierra City on North Fork of North Fork of Yuba River near mouth of Sardine Creek 1584 Comment
  CHSC61900  Achnatherum occidentale subsp. californicum Lowell Ahart 1993-9-10 7217 Sierra On the west side of Mount Fillmore, about 1 1/2 miles south of the dirt road from Gibsonville to Johnsville. 2316 Comment
  UC717975  Achnatherum occidentale subsp. californicum David D. Keck 1944-7-8 5401 Sierra near mouth of Sardine Creek (3 mi ne of Sierra City on North Fork of North Fork of Yuba River); Sierra Nevada, North Fork of North Fork of Yuba River 1584 Comment
  CHSC44597  Achnatherum occidentale subsp. occidentale Lowell Ahart 1977-8-2 1514 Sierra To the north side of Mount Fillmore, about 12 miles north-east of La Porte. 1828 Comment
  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
  CHSC47679  Acmispon americanus var. americanus Lowell Ahart 1989-8-16 6383 Sierra At Ahart Sheep Camp, about 1 mile north-west of Milton Reservoir. 1706 Comment
  UCD21018  Acmispon americanus var. americanus E. Bortiri 2002-7-7 WFC 66 Sierra Knuthson Meadows, Carman Valley, near Calpine, Sierra Co. Comment
  UCD84109  Acmispon americanus var. americanus Ayzik Solomeshch 2009-6-7 s. n. Sierra Sierra Valley, Bradley Ranch, along Calpine Rd, ca. 100 m N from the road. 1495 Comment
  CHSC39366  Acmispon nevadensis L. Ahart; P. Ahart 1983-10-11 4466 Sierra Along the edg eof a dirt road to Ahart Sheep Camp, ca. 1 mi n of Milton Reservoir, 3 mi nw of Jackson Meadow Reservoir. 1800 Comment
  CHSC47678  Acmispon nevadensis Lowell Ahart 1989-8-16 6373 Sierra At Ahart Sheep Camp, about 1 miles north-west of Milton Reservoir. 1706 Comment
  CHSC66597  Acmispon nevadensis var. nevadensis Lowell Ahart 1996-7-25 7687 Sierra In and along the dirt road, old Henness Pass Road, French Meadow, about 2 miles west of Webber Lake. 1950 Comment
  SEINET5327459  Acmispon nevadensis var. nevadensis M. J. Williams, A. Tiehm 1974-6-2 74 -A-2 Sierra [Sierra Nevada] N end of Hwy 89 1615 Comment
  UCD104297  Acmispon parviflorus A. H. Frederick 1925-6-1 1 Sierra Downieville -- Behind Morse's. Comment
  CHSC69893  Aconitum columbianum L. P. Janeway; Eric Schroder 1997-8-20 5356 Sierra Tahoe National Forest. Church Meadows; about 1.5 mi east of Gold Lake. Meadow. 2042 Comment
  SEINET5337479  Aconitum columbianum P. B. Kennedy, Samuel Bradford Doten 1901-7-23 203 Sierra Lincoln Valley Comment
  UCD18568  Aconitum columbianum Roman Gankin 1951-7-16 46 Sierra near north fork of North Fork of Yuba River, State Hwy 49, near Pioneer Lodge, Sierra Buttes Recreation Area. 1798 Comment
  CAS-BOT-BC391499  Aconitum columbianum subsp. columbianum Lowell Ahart 1964-7-24 s.n. Sierra 2 miles west of Webber Lake 2133 Comment
  CAS-BOT-BC391501  Aconitum columbianum subsp. columbianum W. Harnach; N. Harnach 1989-6-24 175 Sierra Sierra Valley. Martinetti Ranch (Elvers) 1517 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
  SEINET8663946  Aconitum columbianum var. columbianum P. Train, S. B. Doten 1901-7-10 142 Sierra Canyon below Webber Lake. Comment
  CAS-BOT-BC412900  Aconogonon davisiae L. P. Janeway 1984-8-11 983 Sierra Northwest of Sierra Buttes 2316 Comment
  CAS-BOT-BC29289  Adenocaulon bicolor W. Harnach; N. Harnach 1900-8-17 512 Sierra Sierra Valley, Strang Ranch (Elvers back 80) 1524 Comment
  SJSU14288  Adenocaulon bicolor N. A. Hopkins 1989-7-4 1560 Sierra 1 mi SW of Calpine 1524 Comment
  CHSC69169  Adiantum aleuticum Vernon H. Oswald; Lowell Ahart 1997-8-19 8822 Sierra Mountain House Rd. (County Rd. 300) at Young America Creek, 3.6 mi south of Goodyears Bar. 1112 Comment
  CAS-BOT-BC69660  Adiantum aleuticum Lowell Ahart 1976-5-22 s.n. Sierra At water trough, along Goodyears Bar Road. Comment
  CHSC43036  Agastache urticifolia L. P. Janeway 1984-8-18 1028 Sierra Vicinity of Sierra Buttes. Southeast of the second switchback of road down (to the south) from Packers Saddle. 1981 Comment
  CHSC52029  Agastache urticifolia L. P. Janeway 1989-7-28 3538 Sierra Plumas National Forest. Slopes between Haskell Pk and hwy 89/ Sulfur Cr. 2164 Comment
  CHSC61922  Agastache urticifolia Lowell Ahart 1993-9-24 7260 Sierra On the north side of Mount Fillmore, about 1/2 mile south of the dirt road from Gibsonville to Johnsville. 2042 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
  UC572366  Ageratina occidentalis G. T. Nordstrom 1936-7-14 942 Sierra 1.2 mi n Dog Valley; Sierraville Quadrangle 1920 Comment
  CAS-BOT-BC29515  Agoseris Clare Butterworth Hardham 1961-6-15 7417 A Sierra South slopes, Yuba Pass Comment
  CAS-BOT-BC29602  Agoseris X dasycarpa Alice Eastwood 1918-6-29 7842 Sierra Loyalton Comment
  UC63092  Agoseris X dasycarpa H. M. Hall and E. B. Babcock 1903-7-1 4467 Sierra Sierra Valley Sierra Nevada Mountains, Sierra Valley 1524 Comment
  UCSB16081  Agoseris glauca 1962-6-13 Sierra 1.5 miles north of Sierraville on State Highway 89 1524 Comment
  RSA516375  Agoseris glauca var. dasycephala Barbara Ertter 1987-6-27 7210 Sierra Kyburz Flat ca 12 air miles N of Truckee, head of Little Truckee River; ca. 1.5 miles E of Highway 89 on Tahoe National Forest Road S450. 1921 Comment
  SEINET6709862 Image available Agoseris glauca var. laciniata K. R. Genz 1979-5-23 9113 Sierra Turning south at forst boundary and Long Valley Road, travel Mitchell Canyon Road for 2.3 miles 1817 Comment
  UCD84135  Agoseris retrorsa Ayzik Solomeshch 2009-6-7 s. n. Sierra Sierra Valley, Bradley Ranch, along Calpine Rd, ca. 100 m N from the road. 1495 Comment
  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
  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
  CHSC108088  Agrostis exarata Lowell Ahart 2011-9-23 17712 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
  JEPS75454  Agrostis exarata W. L. Jepson 1934-8-3 16820 Sierra 2 mi e Bassett sta. (canyon bottom); North Fork Yuba River, Pioneer sta. 1706 Comment
  UCD52519  Agrostis exarata A. A. Beetle 1944-8-17 3055 Sierra north fork of Yuba River, 8 miles below Downieville. 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
  CHSC113666  Agrostis gigantea L. P. Janeway 2014-8-12 11569 Sierra Northern High Sierra Nevada. Plumas National Forest; tributary to Whiskey Creek (an upper tributary to Slate Creek), 1.0 air-km north-northeast of Lake Delahunty; near crossing of Road 22N01X. Southeast-facing slope. 1823 Comment
  CAS-BOT-BC139236  Agrostis idahoensis Lowell Ahart 1977-8-2 1522 Sierra Found on north side of Mount Fillmore. 609 Comment
  SEINET7594045 Image available Agrostis idahoensis Lewis S. Rose 1934-1 34360 Sierra Gold Lake 1951 Comment
  JEPS98956  Agrostis oregonensis Lowell Ahart 2001-8-10 9086 Sierra About 100 feet SE of the dam, diversion dam across the Little Truckee River (water flows to Sierra Valley), about 100 yards south of Fiberboard Road (Forest Road 18), about 1/8 mile north of Henness Pass Road, about 5 miles (air) east of Webber Lake. 1920 Comment
  SEINET13709862  Agrostis oregonensis Lowell William Ahart, Lowell William Ahart 2001-1 9086 Sierra Near Diversion Dam across Little Truckee River S of Fiberboard Rd. (Fsr 18), 5 Mi E of Webber Lake (T19N, R15E, sec 15, SW 1/4) 6300 Ft 1920 Comment
  CAS-BOT-BC138944  Agrostis pallens Lewis S. Rose; J. W. Stacey 1934-7-17 34360 Sierra Golden Lake. 1950 Comment
  CHSC61937  Agrostis pallens Lowell Ahart 1993-9-24 7245 Sierra On the north side of Mount Fillmore, about 3/4 mile south of the dirt road from Gibsonville to Johnsville. 2133 Comment
  UCD53256  Agrostis pallens R. Tofsrud 1947-7-1 236 Sierra Between Mt. House and Forest. Comment
  CAS-BOT-BC138784  Agrostis scabra Catherine Best 1983-8-29 s.n. Sierra Sierra Nevada. Growing along Highway 49 just west of the Yuba Summit. 2042 Comment
  UCD53455  Agrostis stolonifera P. B. Kennedy 1929-9-1 s.n. Sierra Gibsonville, road off from Quincey. Comment
  UCD53522  Agrostis stolonifera P. B. Kennedy 1929-9-1 s.n. Sierra Gibsonville. Comment
  UC1609514  Agrostis variabilis Lowell Ahart 1993-9-24 7249 Sierra about 3/4 mi s of the dirt road from Gibsonville to Johnsville (w. side of poor dirt rd. that ends at a stream, n. side of Mt. Fillmore); Mount Fillmore 2133 Comment
  SEINET5335995  Agrostis variabilis H. N. Mozingo 1972-9-10 72 -33 Sierra Castle Peak area near Basin Peak 2438 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
  SEINET12049375  Allium bisceptrum L. S. Rose 1934-1 34308 Sierra Gold Lake 1951 Comment
  SJSU12106  Allium bisceptrum N. A. Hopkins 1983-6-15 1132 Sierra bank of arroyo, Upper Long Valley, W of Bordertown 1584 Comment
  CHSC73866  Allium campanulatum B. Castro 1997-6-25 744 Sierra Ca 7 air mi NE of LaPorte, on Sawmill Ridge, at NE corner of jcn Co. Rd 900 (to Johnsville) and USFS Rd 22N10 (to Bunker Hill Ridge). 1914 Comment
  HSC97063  Allium campanulatum L. Ahart 2006-6-28 12871 Sierra 3/4 mi. E of Lake Delahunty, 2 mi. NE of Gibsonville 1784 Comment
  SDSU11557  Allium campanulatum D. F. Howe 1964-7-28 3885 Sierra 5.5 miles south of Glod Lake Lodge, Tahoe National Forest 1829 Comment
  SEINET8467055 Image available Allium campanulatum J. A. Ewan 1934-6-26 8261 Sierra Sierra Nevada. Gold Lake Rd 1829 Comment
  UCD84191  Allium lemmonii Ayzik Solomeshch 2009-6-8 s. n. Sierra Sierra Valley, Roen Ranch, along Westside Rd, ca. 2 km N of the intersection of Westside and Calpine Roads, ca. 1 km east of Westside Rd. 1493 Comment
  SEINET3885786  Allium lemmonii D. W. McNeal 1976-6-2 1919 Sierra Beside Highway #89, 10.1 miles South of its jct. with Highway #49 in Sierraville.; 0 Comment
  UC367043  Allium lemmonii Lemmon June, 1874 Sierra Sierra Val. Comment
  HSC96845  Allium platycaule L. Ahart 2006-6-28 12872 Sierra 3/4 mi. E of Lake Delahunty, 2 mi. NE of Gibsonville 1784 Comment
  SEINET12326794  Allophyllum divaricatum L. Ahart, Ahart, P. 1983-1 4479 Sierra near dirt road ca 2 mi SE of Jackon Meadow Reservoir, ca 1 mi S of Pass Creek 2200 Comment
  UC1178929  Allophyllum gilioides subsp. gilioides Herbert L. Mason 1953-6-16 14549 Sierra junction with Sierraville-Beckwourth rd. Calpine; Sierra Valley Comment
  CDA11884  Allophyllum gilioides subsp. violaceum G. F. Hrusa, J. Jokerst 1991-7-5 8546 A Sierra Sierra Valley Region; Antelope Valley. Bottom of Golden Dome on E side. Comment
  SEINET14440208  Allophyllum integrifolium S. B. Doten 1901-7-2 74 a Sierra NE [of] Webber Lake. Comment
  CAS-BOT-BC453442  Allotropa virgata P. B. Kennedy; S. B. Doten 1901-7-11 145 Sierra Near Webber Lake Comment
  CHSC45515  Allotropa virgata Lowell Ahart 1978-8-13 1798 Sierra Branch of Negro Creek, about 4 miles north-west of Middlewaters,. 1645 Comment
  UC66131  Allotropa virgata P. B. Kennedy and S. B. Doten 1901-7-11 145 Sierra near Webber Lake Comment
  JEPS58639  Alnus incana subsp. tenuifolia W. L. Jepson Aug 1896 Sierra near Reno Nevada; Dog Valley Grade Comment
  POM202893  Alnus incana subsp. tenuifolia L. S. Rose 1934-7-14 34361 Sierra Gold Lake. 1951 Comment
  SJSU9480  Alnus incana subsp. tenuifolia M. D. Fleschner 1965-6-29 Sierra by Sand L (Pond?) c 6 mi NW of Sierra City near Hwy #49 1706 Comment
  UC1135169  Alnus incana subsp. tenuifolia G. T. Nordstrom 1936-7-9 932 Sierra 2 mi nw Dog Valley; Tahoe National Forest, Sierraville Quadrangle Comment
  UCD109985  Alnus incana subsp. tenuifolia P. B. Schultz 1967-6-30 35 Sierra 20 feet east of Sand Pond, near Sardine Lake. 1524 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
  UC1146689  Alopecurus aequalis Freed W. Hoffman 1946-6-11 1832 Sierra Sierra Valley Comment
  UC1562438  Alopecurus aequalis Lowell Ahart 1990-6-29 6531 Sierra on bottom of Poverty Hill Mine (hydraulic mine) 1524 Comment
  UCD55872  Alopecurus aequalis Freed W. Hoffman 1946-6-11 1832 Sierra Sierra Valley. Comment
  UCR257688  Alopecurus aequalis George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-7-22 19467 Sierra Northern Sierra Nevada Mountains, Little Truckee River valley along Hwy CA-89, 3.5 road miles north of the Nevada County line, 9.6 air miles SE (136 deg. ) of Sierraville 1878 Comment
  SEINET13709956  Alopecurus aequalis Lowell William Ahart, Lowell William Ahart 2001-1 9298 Sierra Drying Ponds Around Poverty Hill Hydraulic Gold Mine, N of Town of Poverty Hill, 4 Air Mi. S of La Porte (T21N, R9E, sec 32, SW 1/4) 5000 Ft 1524 Comment
  JEPS119934  Alopecurus aequalis var. aequalis Lowell Ahart 2012-9-18 18451 Sierra Bottom of Poverty Hill Hydraulic Mine, about 2 miles (air) southwest of Poverty Hill, about 4 1/2 miles (air) south of La Porte. Comment
  CAS-BOT-BC137981  Alopecurus pratensis Catherine Best 1980-6-12 s.n. Sierra Sierra Nevada. On Highway 49 1 mile west of Susanville. 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
  CAS-BOT-BC494132  Amaranthus powellii W. Harnach; N. Harnach 2000-8-22 980 Sierra Sierra Valley. 1.0 miles E of Calpine on Capine Road (home) 1504 Comment
  JEPS113958  Amaranthus powellii W. and N. Harnach 2000-8-22 980 Sierra Sierra Valley 1.0 miles east of Calpine, CA on Calpine Road. (home) Comment
  RSA232654  Amelanchier pallida Larry E. DeBuhr 1972-5-21 583 Sierra Tahoe National Forest; along Hwy. 49 east of Sierra City. 1524 Comment
  SEINET6190550  Amelanchier pallida W. Harnach, N. Harnach 1991-6-15 543 Sierra Sierra Valley, 0.5 miles E of Calpine, Calpine Ranch (home) 1503 Comment
  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
  CAS-BOT-BC136869  Amelanchier utahensis Barbara T. Keller 1975-6-11 1548 Sierra Yuba Pass 1981 Comment
  CAS-BOT-BC136871  Amelanchier utahensis Volney Rattan s.n. Sierra Independence Lake Comment
  SJSU14230  Amelanchier utahensis N. A. Hopkins 1989-4-28 1483 Sierra Ridge Rd to Allegheny off Hwy 49 1219 Comment
  CAS-BOT-BC213982  Amsinckia W. Harnach; N. Harnach 1989-5-9 072 Sierra Newman Point (Rice on map), Sierra Valley 1524 Comment
  CAS-BOT-BC494135  Amsinckia intermedia William Harnach 2002-5-29 1069 Sierra Sierra Valley. Newman Point (Rice on the maps) approx. 5 mi NE of Sierraville on Hwy 49 1531 Comment
  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
  UCSB27027  Anaphalis margaritacea 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
  SEINET5337582  Anemone tuberosa M. Humphreys 1950-4-30 14 Sierra 1 mile north of Downieville. 914 Comment
  SEINET12117385  Angelica breweri R. Bacigalupi, Constance, L.; Nasir, E. 1953-1 3471 Sierra between Weber (4 mi S) and Mmeadow lakes 2134 Comment
  SEINET13945521 Image available Angelica breweri L. Constance, R. Bacigalupi and E. Nasir 1953-1 3471 Sierra Forest opening between Webber (4 mi S) and Meadow lakes, alt. 7000 ft 2134 Comment
  CHSC67155  Antennaria argentea James D. Jokerst 1991-7-1 3327 Sierra Golden Dome Mine Project Site in the S end of Antelope Valley, E of Sierra Valley, summit of the 'Astrodome'. Comment
  SJSU12084  Antennaria argentea N. A. Hopkins 1979-6-9 950 Sierra c. 3 mi NW of Sattley 1524 Comment
  UC569991  Antennaria geyeri G. T. Nordstrom 1934-6-28 158 Sierra 1 1/4 mi w of Bickford Dairy 2133 Comment
  CAS-BOT-BC58651  Antennaria luzuloides W. Harnach; N. Harnach 1989-6-4 125 Sierra Sierra Valley, Calpine Ranch 1505 Comment
  CAS-BOT-BC58700  Antennaria luzuloides W. Harnach; N. Harnach 1989-6-4 124 Sierra Sierra Valley, Calpine Ranch 1505 Comment
  UC193582 Image available Antennaria luzuloides J. G. Lemmon 1872-1 Sierra Sierra Valley; ; Sierra Valley, Sierra Co. Comment
  CHSC67156  Antennaria luzuloides subsp. aberrans James D. Jokerst 1991-7-1 3328 Sierra Golden Dome Mine Project site in the S end of Antelope Valley, E of Sierra Valley, summit of the 'Astrodome'. Comment
  RSA123407  Antennaria media N. H. French 1934-7-2 490 Sierra White Rock, Truckee quad. 2470 Comment
  CHSC44845  Antennaria rosea subsp. confinis Lowell Ahart 1975-8-17 931 Sierra Near French Meadows, about 3 air miles west and 1/2 mile south of Webber Lake. 2133 Comment
  CHSC61775  Antennaria rosea subsp. confinis Lowell Ahart 1993-9-10 7208 Sierra On the north side of Mount Fillmore, about 1 1/4 miles south of the dirt road from Gibsonville to Johnsville. 2225 Comment
  UCD72551  Anthemis arvensis A. M. Shapiro 2008-9-17 s. n. Sierra about 1.6 mi. N. Sierraville. 1524 Comment
  JEPS78125  Antirrhinum vexillocalyculatum subsp. intermedium Gary W. Zamzow 1972-6-27 23 Sierra 3.5 mi w Downieville (intersection of Hwy 49 and road to Goodyears Bar) 822 Comment
  JEPS95115  Antirrhinum vexillocalyculatum subsp. intermedium Vernon Oswald and Lowell Ahart 1997-8-19 8834 Sierra 5.3 mi. s.w. Alleghany (Footes Crossing Rd. (County Rd. 191) on n. side of Middle Fork Yuba River); Middle Fork Yuba River 1066 Comment
  HSC65739  Apocynum androsaemifolium R. F. Thorne 1974-7-30 45042 Sierra Tahoe National Forest, Goose, Haven and Snag Lake areas 2058 Comment
  UC1123465  Apocynum androsaemifolium H. S. Yates 1935-6-29 5296 Sierra 2 mi. s.e. Lower Salmon Lake; Tahoe Nat'l Forest, Downieville Quad. Comment
  UC1123466  Apocynum androsaemifolium A. Lewis 1934-7-5 1045 Sierra 2.2 mi. n.e. Poverty Hill; Plumas Nat'l Forest, Downieville Quad. Comment
  CDA35621  Apocynum androsaemifolium J. R. Keck Jr. 1978-6-29 PDR# 330069 Sierra Sierraville; Treasure Mtn. Rd., U. S. Forest Service Land. 0 Comment
  CAS-BOT-BC407118  Aquilegia formosa W. Harnach; N. Harnach 1989-6-24 171 Sierra Sierra Valley, Martinetti Ranch (Elvers) 1517 Comment
  UCD18570  Aquilegia formosa Roman Gankin 1951-7-16 48 Sierra near north fork of North Fork of Yuba River, State Hwy 49, near Pioneer Lodge, Sierra Buttes Recreation Area. 1798 Comment
  SEINET8665321  Aquilegia formosa var. formosa W. Harnach, N. Harnach 1990-6-30 445 Sierra Sierra Valley, Yuba Pass. 2042 Comment
  SEINET8665417  Aquilegia formosa var. truncata P. B. Kennedy, S. B. Doten 1901-6-1 64 Sierra [Sierra Nevada,] Webber Lake. Comment
  UCR270959  Arabis John F. Emmel 1999-6-5 1626 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
  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
  HSC96836  Arabis constancei L. Ahart 2006-6-28 12874 Sierra 3/4 air mi. E of Lake Delahunty, 2 air mi. NE of Gibsonville 1836 Comment
  SEINET5340706  Arabis pulchra S. B. Doten 1901-7-2 71 Sierra [Sierra Nevada] Near Webber Lake Comment
  CAS-BOT-BC171642  Aralia californica M. S. Taylor; R. Wessel 1982-8-20 5028 Sierra At creek crossing Hwy 49, at Indian Hill loop, ca. 4 mi. ne of Camtonville 944 Comment
  JEPS125808  Arbutus menziesii William Harnach 2015-3-25 1397 Sierra 2.05 miles North of the Yuba-Sierra Co. line on Highway 49. Comment
  CAS-BOT-BC407704  Arceuthobium americanum John Thomas Howell 1969-9-13 46125 Sierra North shore of Webber Lake 2064 Comment
  SEINET10319600  Arceuthobium americanum M. J. Williams 1969-9-13 s.n. Sierra Webber Lake. 2065 Comment
  CHSC43530  Arctostaphylos nevadensis Lowell Ahart 1975-6-28 814 Sierra About 2 miles east of Gibsonville, about 3 miles west of Mount Fillmore. 1981 Comment
  RSA212198  Arctostaphylos nevadensis L. S. Rose 1969-6-25 69055 Sierra Gold Lake. 1951 Comment
  SEINET12524600 Image available Arctostaphylos nevadensis L. S. Rose 1934-1 34398 Sierra Gold lake. 1951 Comment
  SBBG33897  Arctostaphylos nevadensis subsp. nevadensis L. S. Rose 1969-6-25 69055 Sierra Gold Lake 1950 Comment
  CAS-BOT-BC46502  Arctostaphylos patula Vincent Jones 1920-5-25 s.n. Sierra Cedar Glen. Comment
  CAS-BOT-BC46504  Arctostaphylos patula Elmer I. Applegate 1921-9-7 3386 Sierra Gold lake, northern Sierra Co. Comment
  CAS-BOT-BC46505  Arctostaphylos patula Albert H Barker 1926-7-11 120 Sierra Gold Lake to Blairsdeu Grade. 1828 Comment
  RSA122009  Arctostaphylos patula G. E. Sindel 1934-7-31 80 Sierra 3 1/4 mile N. of Meadow Lake, Truckee. 2241 Comment
  RSA8016  Arctostaphylos patula H. A. Barker 1927-6-22 726 Sierra Gold Lake. 1954 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
  SEINET11998348  Arctostaphylos patula Unknown 1988-1 s.n. Sierra near Sardine Lake 1890 Comment
  SEINET7262881  Arctostaphylos patula H. Hamlin s.n. Sierra Sierra Valley Comment
  SEINET7262913  Arctostaphylos patula A. Brel 1998-5-23 s.n. Sierra [Sierra Nevada] 4 miles west of Bordertown, 3 miles from Toiyabe National Forest welcome sign along north most road (unpaved) 1981 Comment
  SEINET7263469  Arctostaphylos patula P. Lehenbauer 1926-3-14 1316 Sierra [Sierra Nevada] Dog Valley Grade Comment
  UCD52191  Arctostaphylos viscida Ellen Dean; A. Shapiro, et al. 2003-8-29 1935 Sierra Tahoe National Forest, north of Hwy 80. Along Washington Road, 1.5 road miles north of junction with Hwy 20. 1371 Comment
  CAS-BOT-BC45329  Arctostaphylos viscida subsp. viscida William Vortriede 1928-4-15 s.n. Sierra Downieville Comment
  CAS-BOT-BC467184  Arenaria serpyllifolia var. serpyllifolia Catherine Best 1980-6-12 s.n. Sierra Sierra Nevada: Herringtons, Sierra City Comment
  CHSC108098  Arnica chamissonis Lowell Ahart 2011-9-23 17708 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
  SEINET11265580  Arnica chamissonis Tim Kuhn 2006-7-31 43 Sierra Truckee Ranger District.; 0 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-BC82239  Arnica chamissonis L. S. Smith 1936-6-3 2781 Sierra Tahoe National Forest, Sierra Valley, in fields east of Calpine 1524 Comment
  CAS-BOT-BC82243  Arnica chamissonis H. M. Hall; E. B. Babcock 1903-7-1 4472 Sierra Sierraville 1524 Comment
  RSA417164  Arnica chamissonis subsp. foliosa Fay A. MacFadden 1934-6-29 12551 Sierra Little Truckee River Comment
  CAS-BOT-BC82326  Arnica cordifolia Clare B. Hardham 1961-6-15 7412 Sierra Yuba Pass, south side Comment
  SEINET11837692  Arnica cordifolia J. G. Lemmon 1874-1 123 Sierra Comment
  JEPS123674  Arnica dealbata William Harnach 2012-8-13 1292 Sierra Road 21N27 at the intersection with Road 21N27B, approx. 2.0 miles from Chapman Saddle, Plumas National Forest. Comment
  JEPS125744  Arnica dealbata William Harnach 2012-7-30 1255 Sierra Approximately 1 mile South of Forest Road 09, on Road 0913. 1.5 air miles SE of Haskell Peak, Tahoe National Forest. Comment
  SEINET8584749 Image available Arnica dealbata W. Harnach 2012-7-30 1255 Sierra Approx 1 mile south of Forest Road 09, on Road 0913. 1.5 air miles SE of Haskell Peak, Tahoe National Forest. 1964 Comment
  SJSU12193  Arnica dealbata N. A. Hopkins 1983-9-1 1178 Sierra along Pacific Crest Trail between Packer Saddle & Deer Lake 2255 Comment
  UC335905  Arnica dealbata J. G. Lemmon Sierra Mt. Lyell to Lassen Peak; Downieville Buttes Comment
  CAS-BOT-BC82402  Arnica discoidea H. Albert Barker 1926-7-19 139 Sierra Gold Lake Ridge 2042 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
  JEPS113941  Arnica nevadensis W. and N. Harnach 2000-7-9 941 Sierra Chapman Saddle road 1/4 mile east of intersection of Lunch Creek road. Comment
  UCD129143  Arnica sororia K. M. Meyer; A. Townesmith 2007-7-15 119 Sierra Tahoe National Forest. 4 mi. N on Hwy 270, off I-80 W. 1749 Comment
  CAS-BOT-BC90108  Artemisia arbuscula subsp. arbuscula Catherine Best 1984-6-19 1001 -A Sierra Sierra Valley - at the edge of Hwy A 23 about 3 miles north of Sattley Comment
  UC579325  Artemisia cana subsp. bolanderi A. Lewis 1934-11-7 548 Sierra 5 1/4 mi w Loyalton; Plumas National Forest, Sierraville Quadrangle 1493 Comment
  UC334397  Artemisia douglasiana unknown 1890-10-1 Sierra Oleson's Ranch Sierra Valley Comment
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Jul 12 2007
  UCD22400  Artemisia dracunculus Ellen Dean; Art Shapiro, Davis Botanical Society 2002-9-28 1332 Sierra Sierra Valley. Along Hwy 49, NE of the town of Sierraville. East side of 89, near entrance to Wallace Ranch, formerly Torri Ranch. 1493 Comment
  SEINET7153475 Image available Artemisia tridentata W. Harnach, N. Harnach 1990-9-22 528 Sierra Sierra Valley. 0.5 miles E of Calpine, Calpine Ranch (Home). 1507 Comment
  SEINET7239415 Image available Artemisia tridentata W. D. Billings 1949-8-21 1747 Sierra 1 mile east of Webber Lake 2042 Comment
  CAS-BOT-BC97409  Artemisia tridentata subsp. tridentata Alice Eastwood 1918-6-29 7807 Sierra Loyalton Comment
  CAS-BOT-BC97410  Artemisia tridentata subsp. tridentata John Thomas Howell; Gordon H. True 1970-7-14 5547 Sierra At Verdi Peak Lookout, Verdi Range 2560 Comment
  CAS-BOT-BC97411  Artemisia tridentata subsp. tridentata John Thomas Howell 1969-9-13 46099 Sierra Little Truckee River near outlet of Webber Lake 2042 Comment
  RSA122551  Artemisia tridentata subsp. tridentata C. G. Albertus 1935-9-20 284 Sierra 1.75 miles southeast of Sierraville. 1524 Comment
  UC1119467  Artemisia tridentata subsp. tridentata A. Lewis 1934-10-3 537 Sierra 2 mi se Milton; Tahoe national Forest, Downieville Quadrangle Comment
  UCR257743  Artemisia tridentata subsp. vaseyana George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-7-22 19470 Sierra Northern Sierra Nevada Mountains, Little Truckee River valley along Hwy CA-89, 3.5 road miles north of the Nevada County line, 9.6 air miles SE (136 deg. ) of Sierraville 1878 Comment
  CAS-BOT-BC400626  Asarum hartwegii Alice Eastwood 1918-4-6 s.n. Sierra Downieville 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
  SEINET8916694  Asarum lemmonii W. Harnach 2013-5-31 1362 Sierra Ca 5.3 miles E of Downieville on Hwy 49, 0.5 mile W of Union Flat Campground on Hwy 49. 1036 Comment
  SEINET183424  Asclepias cordifolia L. Constance 1938-6-9 2300 Sierra Junction of North and South Forks of the North Fork of the Yuba River at Sierra City. 1372 Comment
  JEPS124874 Image available Asclepias cordifolia Joe Ammirati 1964-6-25 119 Sierra 2 mi. W. of Downieville on roadside of H.W 49. Comment
  CHSC10621  Asclepias speciosa Lowell Ahart 1968-7-14 Sierra Near Jackson Meadow Lake. 1828 Comment
  UC1123563  Asclepias speciosa G. T. Nordstrom 1936-7-23 952 Sierra 2 1/2 mi s Purdy; Sierraville Quadrangle Comment
  RSA86272  Aspidotis densa F. W. Peirson 1921-8-9 1511 Sierra South Fork of San Joaquin River 2515 Comment
  SJSU12067  Aspidotis densa N. A. Hopkins 1970-6-11 328 Sierra between Tamarack Lakes & Dugans Pond 1981 Comment
  RSA202140  Asplenium viride T. F. Niehaus, Jack Major, Robert M. Lloyd 1966-7-9 739 Sierra Sierra Buttes. Comment
  UC1259224  Asplenium viride Alan Smith with C. D. MacNeill 1975-8-9 667 Sierra e side of larger peaks Sierra Buttes 2286 Comment
  CAS-BOT-BC99202  Aster W. Harnach; N. Harnach 1989-6-27 187 Sierra Sierra Valley - Calpine Ranch (home). 1505 Comment
  CAS-BOT-BC99204  Aster W. R. Dudley 1894-8-31 s.n. Sierra Near Webber Lake Station Comment
  CAS-BOT-BC99268  Aster W. Harnach; N. Harnach 1990-9-24 529 Sierra Sierra Valley - Bony Ranch 1505 Comment
  CAS-BOT-BC99273  Aster W. R. Dudley 1894-8-30 s.n. Sierra Webber Lake Meadows Comment
  RSA239238  Aster occidentalis R. F. Thorne, L. DeBuhr, C. W. Tilforth 1972-9-20 42361 Sierra Plumas National Forest: ditch along road near Snag Lake 2058 Comment
  RSA125818  Aster occidentalis var. fremontii Arthur R. Kruckeberg 1954-8-1 3661 Sierra Yuba Pass, Highway 49, Tahoe National Forest Comment
  UCR257726  Aster occidentalis var. occidentalis George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-7-22 19430 Sierra Northern Sierra Nevada Mountains, along Hwy CA-89, c. 8 miles north of the Nevada County line 1823 Comment
  RSA507794  Aster oregonensis J. C. Semple, S. Heard 1986-8-13 8411 Sierra CA-49 west of Sierraville; 9.1 km east of Downieville Post Office Comment
  CAS-BOT-BC295361  Astragalus W. Harnach; N. Harnach 1990-5-6 280 Sierra Sierra Valley. On the slope behind the Montgomery Ranch east of Loyalton 1554 Comment
  UCD38335  Astragalus Beecher Crampton 1954-5-11 1888 Sierra 4 miles west Loyalton, Sierra Valley. Comment
  JEPS87628  Astragalus bolanderi Lowell Ahart 1994-7-1 7447 Sierra at intersection of a logging road to Harris Meadow and Henness Pass Road about 2 mi sw Middlewaters (about 7 1/2 mi (air) ne of Alleghany); sw of Middlewaters, ne of Alleghany 1950 Comment
  SEINET11263927  Astragalus bolanderi Lowell Ahart 1994-7-1 7447 Sierra On both sides of Henness Pass Road, at intersection of a logging road to Harris Meadow and Henness Pass Road, about 2 miles SW of Middlewaters about 7 1/2 air miles NE of Alleghany.; 0 1951 Comment
  SEINET5324539  Astragalus gibbsii W. Harnach, N. Harnach 2000-5-20 883 Sierra 4 miles W of Loyalton, Ca. Just W of the intersection of Hwy 49 and Filippini Rd. 1497 Comment
  UC863024  Astragalus lentiginosus var. floribundus Alice Eastwood 1918-6-29 7928 Sierra Loyalton Comment
  UC1714529  Astragalus pulsiferae J. G. Lemmon 1874-1-1 515 Sierra Long Valley Comment
  SEINET12158617  Astragalus pulsiferae J. G. Lemmon 1874-1 53 Sierra Sierra Co., &c Comment
  CAS-BOT-BC192961  Astragalus purshii var. purshii W. Harnach; N. Harnach 1989-4-30 047 Sierra Sierra Valley. Calpine Ranch (home) 1498 Comment
  CAS-BOT-BC193059  Astragalus purshii var. tinctus M. Boone 1981-5-16 046 Sierra Highway 49, 1 mile N. of junction with highway 89 Comment
  NY5712  Astragalus speirocarpus var. falciformis J. G. Lemmon 1875-1 77 Sierra Comment
  SEINET12160198  Astragalus whitneyi J. G. Lemmon 1874-1 52 Sierra Comment
  CHSC114402  Athyrium distentifolium var. americanum Don Lepley 2009-7-16 Sierra Plumas National Forest; Beckwourth Ranger District. Above southeast edge of Little Gold Lake. 1975 Comment
  JEPS125829  Athyrium filix-femina var. cyclosorum William Harnach 2015-9-2 1448 Sierra 1.6 miles North East on Highway 49 from Yuba-Sierra Co. line, then approximately 1 mile on the Indian Hill Road. Comment
  CAS-BOT-BC17425  Athysanus pusillus Anna Head 1921-6-21 s.n. Sierra Feather River Region. Campbell Hot Springs. Comment
  SJSU9818  Athysanus pusillus C. W. Sharsmith 1982-5-30 8669 Sierra 2 mi N of Sattley on the Sattley- Beckwourth Rd, Sierra Valley 1524 Comment
  CAS-BOT-BC100044  Balsamorhiza hookeri D. E. Breedlove 1962-6-13 3507 Sierra 1.5 miles north of Sierraville, on State Hwy. 89 1524 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
  JEPS32249  Balsamorhiza hookeri W. L. Jepson 1918-8-18 8046 Sierra 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
  UCR80931  Balsamorhiza hookeri G. L. Webster 1990-5-13 7729 Sierra Sierra Valley, 0.5 mi. west of Sierraville 1509 Comment
  SEINET7849727 Image available Balsamorhiza hookeri var. neglecta K. E. Bradshaw 1942-5-21 KB 429 Sierra 3.5 miles southwest of Purdy, on Old Trosi Ranch 1676 Comment
  UCD129527  Balsamorhiza macrolepis T. Adams 1998-5-17 28 Sierra Antelope Valley, 2 miles down dirt road off Hwy 149. 1572 Comment
  CHSC67423  Balsamorhiza macrolepis var. platylepis James D. Jokerst 1991-7-1 3330 A Sierra Golden Dome Mine Project Site in the S end of Antelope Valley, E of Sierra Valley, dry meadow westward adjacent to the 'Astrodome'. Comment
  SBBG7795  Balsamorhiza sagittata H. and M. Dearing 1939-5-9 3312 Sierra N of Sierra Buttes 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-BC16679  Barbarea orthoceras Arthur Chan 1981-5-15 62 Sierra Yuba Pass. 2042 Comment
  CAS-BOT-BC16680  Barbarea orthoceras Gladys L. Smith 1959-6-19 1209 Sierra Sierra Nevada. Summit of Yuba Pass. 2042 Comment
  CAS-BOT-BC16681  Barbarea orthoceras Catherine Best 1982-7-12 763 Sierra Sierra Nevada. Packer's Lake. 1828 Comment
  JEPS78085  Beckmannia syzigachne Gary W. Zamzow 1972-7-11 74 Sierra 1.2 mi n Sattley (on road toward Loyalton) 1524 Comment
  UC367101  Berula erecta J. G. Lemmon and wife August 1875 Sierra Pacific Coast, Sierra Nevada. Webber Lake Webber Lake; Pacific Coast, Sierra Nevada. Webber Lake Comment
  SEINET7239956 Image available Bidens cernua W. Harnach, N. Harnach 2000-8-23 984 Sierra Sierra Valley, 1.5 miles west of Sierraville, CA on HWY 49. Strang Pond 1506 Comment
  CHSC53041  Bistorta bistortoides L. P. Janeway 1989-8-10 3574 Sierra Plumas National Forest. Beckwourth Ranger District. NE'ern slopes between Haskell Pk and Hwy 89/Sulphur Cr. 2194 Comment
  CAS-BOT-BC413064  Bistorta bistortoides L. S. Smith 1939-1-1 s.n. Sierra Sardin Meadows 2133 Comment
  SEINET4176607  Bistorta bistortoides J. Robertson 1960-6-18 s.n. Sierra Sagehen Creek, University oF California campus 2134 Comment
  UCD98824  Bistorta bistortoides R. O. Hanes 1991-6-2 34 Sierra Kyburz Flat. 1920 Comment
  SJSU12118  Blepharipappus scaber N. A. Hopkins 1983-6-15 1141 Sierra Upper Long Valley W of Bordertown 1584 Comment
  CAS-BOT-BC128023  Blepharipappus scaber E. B. Babcock; G. L. Stebbins, Jr. 1936-6-5 1723 Sierra Open valley flat, southeast edge of Sierra Valley, near junction of Smithneck and Bear Valley Creek, 2 miles south of Loyalton 1615 Comment
  CAS-BOT-BC15778  Boechera Lowell Ahart 1980-9-9 2603 Sierra Sierra Nevada. Rocky gorge between the outlet of Webber Lake and Little Truckee River. 2200 Comment
  CHSC94122  Boechera arcuata Lowell Ahart 2006-6-21 12819 Sierra On the north side of the Foote Road, about 1.3 miles (by road) southwest of Alleghany. 1305 Comment
  CAS-BOT-BC15924  Boechera arcuata R. S. Smith 1926-4-19 1782 Sierra Tahoe Forest. Shady flat Range, Downieville Dirt over river. 1219 Comment
  UC1446116  Boechera breweri Lowell Ahart 1979-7-15 Sierra ca 1 mi e Mt. Etna (se of Stafford Mtn, growing above the road from La Porte to Johnsville, to the s is a small hill shaped like a triangle) 1800 Comment
  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
  CHSC63122  Boechera pinetorum Lowell Ahart 1994-7-1 7444 Sierra On the north side of the larger pond, slope on the north side of Henness Pass Road, at Keystone Gap, east of Keystone Mountain, about 1 1/2 miles north-east of Middlewaters, about 11 miles (air) north-east of Alleghany. 1889 Comment
  SEINET4175963  Boechera platysperma W. Harnach 2004-7-10 1197 Sierra .25 miles NE of the intersection of the Chapman Saddle Road with the Beartrap Meadows Rd (Four Corners) 2042 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
  CHSC67867  Boechera rectissima James D. Jokerst 1986-6-19 2653 Sierra Turner property, S end of Sierra Valley, E and adjacent to Hwy. 49 ca. 1 mi NW of junction with Hwy 89. Knoll 5442 and surrounding forest. 1658 Comment
  CAS-BOT-BC25602  Boechera retrofracta Arthur Chan 1981-5-16 87 Sierra Beside a dirt road, located east of Sattley 10.3 miles. 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
  CAS-BOT-BC478475  Boisduvalia W. Harnach; N. Harnach 1989-7-16 226 Sierra Sierra Valley 1493 Comment
  CAS-BOT-BC478476  Boisduvalia W. Harnach; N. Harnach 1989-6-27 185 Sierra Sierra Valley In drainage in old burn area behind the house - Calpine Ranch (home) 1505 Comment
  RSA88518  Boisduvalia densiflora var. densiflora J. T. Howell 1951-8-21 28241 Sierra 5 miles from Calpine on road to Blairsden. 1524 Comment
  UCD136820  Botrychium multifidum Dennis Wm. Stevenson 1974-9-20 367 Sierra East shore of south end of Lower Sardine Lake. 1828 Comment
  CAS-BOT-BC418497  Boykinia occidentalis M. S. Taylor; R. Wessel 1982-8-20 5025 Sierra At creek crossing Hwy 49, at Indian Hill loop, ca. 4 air mi ne of Camptonville. 944 Comment
  CHSC36987  Boykinia occidentalis M. S. Taylor; R. Wessel 1982-8-20 5026 Sierra At creek crossing Hwy 49, at Indian Hill Loop, ca. 4 air mi ne of Camptonville. 944 Comment
  SDSU9502  Boykinia occidentalis D. F. Howe 1959-8-2 2773 Sierra 155 miles W of Downieville on #49. 914 Comment
  JEPS125709  Brickellia grandiflora William Harnach 2015-8-26 1442 Sierra Salmon Creek campground. Comment
  SEINET10570662  Brodiaea John G. Lemmon 1874-1 Lemmon 8138 Sierra Comment
  CAS-BOT-BC484380  Brodiaea elegans subsp. elegans Lewis S. Rose 1955-7-20 55166 Sierra 2 miles south of Calpine 1508 Comment
  SEINET10533844  Brodiaea multiflora John G. Lemmon Lemmon 110 Sierra Sierra Valley Comment
  SEINET4565453  Bromus W. D. Billings 1946-5-12 1653 Sierra Edge of canyon, N. fork of Yuba River, near Sierra City 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
  UCD84080  Bromus carinatus Ayzik Solomeshch 2009-6-9 s.n. Sierra Sierra County. Sierra Valley. Harvey Ranch. Along Westside Road, ca. 1 km N of intersection of Westside Road and Calpine Road, ca. 200 m W of Westside Road. 1498 Comment
  CHSC94208  Bromus carinatus var. carinatus Lowell Ahart 2006-6-21 12797 Sierra On the west side of the Foote Road, about 4 miles (by road) southwest of Alleghany. 849 Comment
  RSA794701  Bromus carinatus var. carinatus L. Ahart 2010-9-15 17177 Sierra Along the poor road, 5 yards north of the first pond, 8 yards northwest of the cabin at the spring, about 2.75 air miles north of Yuba Pass on Highway 49, about 4 air miles east of Haskell Peak. 2135 Comment
  CAS-BOT-BC148754  Bromus carinatus var. marginatus Catherine Best 1984-6-19 1015 Sierra Sierra Nevada. Sardine Lake. Comment
  UC1131008  Bromus commutatus E. Sawyer 1935-6-28 249 Sierra 1 1/2 mi sse of Sattley 1493 Comment
  UCD58843  Bromus inermis John Thomas Howell 1962-6-18 37830 Sierra Sierra Nevada. Sattley. 1524 Comment
  JEPS110363  Bromus japonicus Lowell Ahart 2006-6-21 12823 Sierra On the north side of the road, about 2 miles (by road) west of Forest 1329 Comment
  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
  JEPS75676  Bromus orcuttianus W. L. Jepson 1934-8-4 16850 Sierra 2 mi e of Bassett Station (North Fork Yuba River, Pioneer Road Station); North Fork Yuba River, Pioneer Road Station 1706 Comment
  CAS-BOT-BC161651  Bromus secalinus Alice Eastwood 1918-6-29 7929 Sierra Loyalton. Comment
  CAS-BOT-BC185610  Bromus tectorum Alice Eastwood 1918-6-29 7935 Sierra Loyalton. Comment
  CAS-BOT-BC185527  Bromus vulgaris Catherine Best 1985-6-20 1018 Sierra Sierra Nevada. Herrington's, Sierra City. 1219 Comment
  JEPS95352  Bulbostylis capillaris Lowell Ahart 1994-7-1 7438 Sierra 11 air miles NE of Alleghany (S of the larger pond, N side of Henness Pass Road, at Keystone Gap, E of Keystone Mountain, 1 1/2 mi NE of Middlewaters) 1889 Comment
  CAS-BOT-BC185463  Calamagrostis canadensis John Thomas Howell 1969-9-13 46111 Sierra Sierra Nevada. Little Truckee River near outlet of Webber Lake. 2042 Comment
  JEPS124787 Image available Callitriche bolanderi Peter Schultz 1967-7-8 58 Sierra 3 miles north of Sattley on Sattley -Beckwourth Road. Comment
  JEPS115046  Calocedrus decurrens Lowell Ahart 2007-10-25 14505 Sierra About 10 yards east of Port Wine Ridge Road and the remains of two old buildings, about 1 1/2 miles north of Scales, about 5 miles (air) south of La Porte 1432 Comment
  RSA726564  Calocedrus decurrens L. Ahart 2007-10-25 14505 Sierra About 1.5 miles north of Scales, about 5 miles (air) south of La Porte. [coordinates are from the label and maps closer to Butte but is on the border of Butte and Sierra County] 1433 Comment
  SEINET11051557  Calocedrus decurrens P. A. Lehenbauer 1925-1 1863 Sierra Balls Canyon, 20 miles NW of Reno. Comment
  SEINET5334887  Calocedrus decurrens R. J. Holl 1949-5-23 s.n. Sierra Dog Valley, 8 miles north of Verdi 1829 Comment
  CHSC94131  Calochortus leichtlinii Lowell Ahart 2006-6-28 12880 Sierra On the south slope and near the top of the serpentine area, about 3/4 mile (air) east of Lake Delahunty, about 2 miles (air) northeast of Gibsonville. 1903 Comment
  UC337915  Calochortus leichtlinii J. G. Lemmon Sierra Webber Lake Comment
  CAS-BOT-BC490240  Calochortus leichtlinii Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Salmon Lake Comment
  SEINET5323734  Calochortus leichtlinii P. B. Kennedy, Samuel Bradford Doten 1901-7-5 88 Sierra [Sierra Nevada] Webber Lake Comment
  SJSU4982  Calochortus leichtlinii N. A. Hopkins 1968-6-30 151 Sierra 0.25 mi N of Packer Lake 1859 Comment
  RSA232652  Calochortus monophyllus Larry E. DeBuhr, Gary D. Wallace 1972-5-20 578 Sierra Sierra County: 5 miles W of Downieville along Hwy 49 Comment
  JEPS55209  Caltha biflora W. L. Jepson 1934-8-6 16860 Sierra Yuba Pass 2011 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-BC181493  Caltha leptosepala Barbara T. Keller 1975-6-11 1547 Sierra Wet marshy ground at Yuba Pass 1981 Comment
  CAS-BOT-BC181496  Caltha leptosepala Lowell Ahart 1968-5-20 s.n. Sierra Sam's Camp, Webber Lake 2133 Comment
  SJSU14203  Caltha leptosepala N. A. Hopkins 1989-7-1 1542 Sierra c. 4.5 mi S of Yuba Pass by rd to Weber L 2316 Comment
  JEPS95050  Calycadenia truncata Vernon Oswald and Lowell Ahart 1997-8-19 8819 Sierra 1.3 mi s of Goodyears Bar (Mountain House Road (County Road 300)); Mountain House Road 899 Comment
  UC160254  Calycadenia truncata Miss Eva Kennedy 1909-1-1 38 Sierra Downieville Comment
  SEINET10761729  Calyptridium monospermum Andrew Townesmith, Karen M. Meyer 2007-7-18 Townesmith 828 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
  UCR54277  Calyptridium monospermum B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-29 0945 Sierra Sierra Nevada Mtns., Plumas National Forest, Gold Lake, near the boat ramp 1960 Comment
  UC614394  Calyptridium monospermum L. Constance 1938-6-8 2297 Sierra junction of North and South Forks of North Fork Yuba River ( Sierra City); Sierra City 1371 Comment
  SEINET5336313  Calyptridium paniculatum P. B. Kennedy, Samuel Bradford Doten 1901-7-23 226 Sierra Lincoln Valley. Comment
  SEINET9114973  Calyptridium umbellatum H. M. Hall, E. B. Babcock 1903-1 4511 Sierra Gold Lake. 1951 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
  HSC96823  Calystegia malacophylla subsp. malacophylla L. Ahart 2006-6-21 12824 Sierra N side of the road, 2 mi. W of the forest 1330 Comment
  HSC96851  Calystegia occidentalis subsp. occidentalis L. Ahart 2006-6-21 12796 Sierra W side of Foote Rd. about 4 mi. SW of Alleghany. 849 Comment
  JEPS124669 Image available Camassia leichtlinii subsp. suksdorfii P. Matteson 1968-6-27 36 Sierra Hwy 49 at Yuba Pass. Comment
  SEINET8471912  Camassia quamash M. Humphreys 1950-5-20 47 Sierra Sierra Valley, 3 miles S of Beckwourth. 1524 Comment
  UC66122  Camassia quamash subsp. breviflora P. B. Kennedy and S. B. Doten 1901-7-11 149 Sierra Webber Lake Comment
  CAS-BOT-BC497574  Camassia quamash subsp. breviflora N. Harnach; W. Harnach 1990-6-30 434 Sierra Sattley, Sierra Valley 2042 Comment
  CAS-BOT-BC497581  Camassia quamash subsp. breviflora R. C. Barneby; H. D. Ripley 1942-5-22 4537 Sierra Near Sierraville 1524 Comment
  RSA232644  Camassia quamash subsp. breviflora Larry E. DeBuhr, Gary D. Wallace 1972-5-21 584 Sierra At Calpine on Highway 89 Comment
  UCD138357  Camassia quamash subsp. breviflora Jon Balderston 1980-6-1 16 Sierra one mile north of Calpine on Highway 89. 1530 Comment
  SJSU12114  Camissonia contorta N. A. Hopkins 1983-6-15 1140 Sierra Upper Long Valley W of Bordertown 1584 Comment
  CAS-BOT-BC160848  Camissonia tanacetifolia subsp. quadriperforata Mary Strong Clemens 1920-9-3 s.n. Sierra Loyalton Comment
  CAS-BOT-BC160857  Camissonia tanacetifolia subsp. tanacetifolia Catherine Best 1984-6-19 1010 Sierra On Hwy A23, about .5 miles from the Plumas Co. line. Sierra Valley Comment
  SEINET10939011  Campanula prenanthoides John G. Lemmon 1874-1 Lemmon s.n. Sierra Comment
  CAS-BOT-BC37047  Capsella bursa-pastoris Ted Knowles 1961-5-9 6 Sierra 0.5 mile north of Sierraville, on Highway. 1463 Comment
  CDA3738  Cardaria pubescens T. C. Fuller 1963-6-12 10668 Sierra Sierra Valley; North side of Highway 49 to Sierraville, 1.0 mile west of Loyalton. 0 Comment
  CDA9672  Carex D. W. Taylor, D. G. Kelch 2003-8-2 s.n. Sierra Yuba Pass. Comment
  CAS-BOT-BC18378  Carex W. Harnach; N. Harnach 1991-7-14 645 Sierra Sierra Valley. Coburn Lake, approximately 1/4 below outlet to lake. 2279 Comment
  RSA364536  Carex Robert Gustafson 1985-6-12 3157 Sierra Lincoln Creek campground off highway 49, Yuba Pass Summit area. 1982 Comment
  CHSC47087  Carex amplifolia L. P. Janeway 1989-8-24 3640 Sierra Plumas National Forest. Along Sulphur Cr at crossing of E end of the Sulphur Loop Rd (rd 21N02), ca 1 mi below McNair Mdw. 1554 Comment
  CHSC55549  Carex angustata L. P. Janeway 1984-8-25 1085 Sierra At a lake just SW of Snag Lake. 2026 Comment
  CHSC69918  Carex angustata L. P. Janeway; Eric Schroder 1997-8-19 5346 Sierra Freeman Meadow along Church Creek; about 2.3 mi east of Gold Lake. 2072 Comment
  CHSC69919  Carex angustata L. P. Janeway; Eric Schroder 1997-8-20 5355 Sierra Church Meadows; about 1.5 mi east of Gold Lake. 2042 Comment
  JEPS118422  Carex angustata Lowell Ahart 2011-9-23 17705 Sierra Growing around small cobbles on the south side of Pass Creek, south of Hennas Pass Road, west of French Meadow, east of Forest Road 70, about 3 miles (air) northwest of Webber Lake 2015 Comment
  SEINET10343587  Carex angustata L. P. Janeway, Eric Schroder 1997-8-14 5343 Sierra Freeman Meadow along Church Creek, about 2.3 miles east of Gold Lake. T21N R12E S23 NW4 NW4 2073 Comment
  CAS-BOT-BC18122  Carex athrostachya D. E. Breedlove 1962-6-13 3496 Sierra Along state Highway 89, 6.8 miles north of Sierraville. 1524 Comment
  CAS-BOT-BC18119  Carex athrostachya Gordon H. True 1966-7-21 3100 Sierra Sierra Nevada. Sierra Valley, about 1 mile north of Sattley. 1493 Comment
  SEINET10585149  Carex athrostachya Ertter 1987-6-27 ERTTER 7226 Sierra Kyburz Flat ca 12 airmiles N of Truckee, head of Little Truckee River; ca 1.5 mi E of Hwy 89 on Tahoe Nat'l For. Rd S450; T19N R16E Sec 7; moist banks of scooped-out pond at N edge of flat, with Marsilea and Eleocharis. Locally common, tufted. 1920 Comment
  CHSC109867  Carex brainerdii L. P. Janeway; B. Castro 2012-6-16 10882 Sierra Northern High Sierra Nevada. Tip of a short southeastern spur of Gibsonville Ridge, 1.1 km north-northwest of Gibsonville. 1885 Comment
  JEPS117662  Carex canescens Lowell Ahart 2010-8-3 17034 Sierra Disturbed area along a small stream that flows into Negro Creek, east side of the poor logging road, about 100 yards east of Negro Creek, about 1/8 mile (air) west of the Burlington Mine, about 1 3/4 miles (air) northwest of Middlewaters, about 8 miles (a 1731 Comment
  POM203477  Carex canescens L. S. Rose 1934-7-3 34324 Sierra Meadow, Gold lake 1951 Comment
  CAS-BOT-BC34237  Carex capitata R. K. Gierisch; D. H. Esplin 1969-6-25 3493 Sierra Tahoe Forest. Anderson Meadow. 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
  CAS-BOT-BC34919  Carex densa Alice Eastwood 1922-4-23 11185 Sierra Walker Creek. Comment
  SEINET10437249  Carex douglasii W. Harnach, N. Harnach 2000-5-22 897 Sierra Sierra Valley, 1.25 mile north of the intersection of A-23 and Calpine Rd. 1497 Comment
  CAS-BOT-BC19985  Carex feta Gordon H. True 1966-7-21 3099 Sierra Sierra Nevada. Sierra Valley, about 1 mile north of Sattley. 1493 Comment
  CAS-BOT-BC20171  Carex filifolia var. erostrata Lemmon 1875-1-1 s.n. Sierra Sierra Valley. Comment
  CHSC46986  Carex fissuricola L. P. Janeway 1989-8-9 3564 Sierra Plumas National Forest. Northeast flank of Haskell Pk overlooking Hwy 89/Sulphur Cr. 2164 Comment
  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
  CDA9664  Carex fracta D. W. Taylor 2003-8-2 s.n. Sierra SFSU Field Station near Bassetts. Comment
  SJSU12208  Carex fracta N. A. Hopkins 1984-8-4 1224 Sierra c. 1.7 mi SW of Calpine 1584 Comment
  CHSC41271  Carex heteroneura var. heteroneura J. D. Jokerst 1984-7-23 2112 Sierra Several miles east of Sierra City, ca. 200 feet north of Haypress Creek. 1767 Comment
  UC1256286  Carex illota R. K. Gierisch 1969-6-25 3494 Sierra Anderson Mdw. Tahoe Forest Comment
  CHSC61928  Carex integra Lowell Ahart 1993-9-24 7248 Sierra In a small 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
  UC174650  Carex integra P. B. Kennedy and S. B. Doten 1901-7-2 70 Sierra Webber Lake 2063 Comment
  CAS-BOT-BC35520  Carex jonesii W. Harnach; N. Harnach 1990-5-13 316 Sierra Martinetti Ranch 1517 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
  CHSC46998  Carex lenticularis var. lipocarpa L. P. Janeway 1984-8-25 1061 Sierra At Snag Lake. 2026 Comment
  SEINET11635241  Carex lenticularis var. lipocarpa L. P. Janeway 1984-1 1071 Sierra Snag Lake 2027 Comment
  CHSC48070  Carex leporinella L. P. Janeway 1984-9-1 1145 Sierra Saddle along the Sierra Nevada crest NW of Gold Lake. 2164 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
  RSA718448  Carex multicaulis L. Ahart 2006-6-21 12844 Sierra On the east side of the road, about 3 1/2 miles (by road) northwest of Forest. 1422 Comment
  CAS-BOT-BC32047  Carex multicaulis Catherine Best 1984-6-20 s.n. Sierra Herringtons Comment
  SEINET10817225  Carex multicaulis Lawrence P. Janeway 1984-8-3 Janeway 964 Sierra Sierra City quad. T20N, R12E, NE1/4 of sec. 6. Top of ridge west of Packer Lake and north of Packer Saddle. South-facing slope along edge of loging skid-trail in logged red fir forest. Mostly open, dry. 2195 Comment
  JEPS25930  Carex nebrascensis W. L. Jepson 1918-8-18 8042 Sierra Sierra Valley 1524 Comment
  UCR257659  Carex nebrascensis George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-7-22 19451 Sierra Northern Sierra Nevada Mountains, Henness Pass Road, 1.1 mile east of its junction with CA-89 at the north end of Kyburz Flat 1907 Comment
  CAS-BOT-BC119881  Carex nebrascensis R. K. Gierisch; D. H. Esplin 1969-8-25 3582 Sierra Unspecified. 2072 Comment
  CAS-BOT-BC119887  Carex nebrascensis H. M. Hall; E. B. Babcock 1903-7-1 4475 Sierra Low, wet meadows of Sierra Valley. 1524 Comment
  CAS-BOT-BC119888  Carex nebrascensis W. R. Dudley 1909-8-27 s.n. Sierra Meadow N of East Hot Springs. Comment
  CAS-BOT-BC119892  Carex nebrascensis Lemmon 1875-9-1 s.n. Sierra Sierra Valley Comment
  UC827114  Carex nebrascensis J. G. Lemmon Sept. 1875 25 Sierra Sierra Valley Comment
  CHSC105828  Carex nervina Lowell Ahart 2010-8-3 17030 Sierra On the west bank of Negro Creek, about 1/4 mile (air) southwest of the Burlington Mine, about 1 3/4 miles (air) southwest of the Burlington Mine, about 1 3/4 miles (air) northwest of Middlewaters, about 8 miles (air) northeast of Alleghany. 1707 Comment
  POM180982  Carex praegracilis A. A. Heller, P. B. Kennedy 1907-7-1 8668 Sierra Purdy. Comment
  SEINET13697590  Carex praegracilis G. Schoolcraft 1996-6-26 2526 Sierra Long Valley Creek near Halleluja Junction 1524 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
  UC1609341  Carex rossii Lowell Ahart 1993-9-10 7195 Sierra about 1 mi sw dirt road from Gibsonville to Johnsville (at the end of a poor dirt road where there is a camp, water ditch, and stream, n side of Mount Fillmore); Mount Fillmore 2133 Comment
  CAS-BOT-BC118209  Carex rossii L. P. Janeway 1989-7-28 3532 Sierra Sierra City NE quad, Sierra Nevada crest N of Sierra Buttes. Near second switchback 1981 Comment
  CAS-BOT-BC118210  Carex rossii L. P. Janeway 1984-8-3 968 Sierra Sierra City SE quad, Sierra Nevada crest N of Sierra Buttes and W of Packer Lake. 2164 Comment
  SEINET10949738  Carex rossii Lawrence P. Janeway 1984-7-29 Janeway 945 Sierra Sierra City NE quad T21N, R12E, SE1/4 of sec. 13, Ridgetop/saddle near Rd 28 ( 21N11) ca 3 1/2 mi from Gold Lake. Open dry area of selectively tractor logged red fir forest. 2225 Comment
  UCSC000110  Carex rostrata Unknown unknown s.n. Sierra Sierra Valley Comment
  CAS-BOT-BC118226  Carex scopulorum var. bracteosa Gordon H. True 1971-9-7 7033 Sierra Stringer on slope W of large meadow in Cold Stream Canyon ca 3.5 mi S of Perazzo meadows 2377 Comment
  CHSC47004  Carex scopulorum var. bracteosa L. P. Janeway 1989-8-11 3581 Sierra Plumas National Forest. Northeast flank of Haskell Pk and ca 3/4 mi NW of Chapman Saddle, red fir forest. 2103 Comment
  UC1776713  Carex simulata G. Schoolcraft 1996-6-26 2526 Sierra Long Valley Creek near Halleluja Junction 1524 Comment
  CAS-BOT-BC117691  Carex simulata Gordon H. True 1966-7-21 3102 Sierra Sierra Valley, ca 1 mi N of Sattley 1493 Comment
  CHSC74015  Carex spectabilis B. Castro; M. A. Griggs, Plumas NF botanists. 1997-7-10 775 Sierra Bunker Hill Ridge, on highest ridge crest SE of Duck Soup Pond, along Pacific Crest Trail. On mid-slope of northeast face (leeward side) of wind-swept volcanic scree ridge. 2133 Comment
  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
  UC55218  Carex subfusca H. M. Hall and E. B. Babcock July, 1903 4487 Sierra Lower Sardine Lake Sierra Nevada Mountains, Sierra Buttes 1828 Comment
  CAS-BOT-BC115867  Carex subfusca Lewis Samuel Rose 34334 Sierra Meadow, Ridge SW of Gold Lake. 2103 Comment
  CAS-BOT-BC115868  Carex subfusca Kenneth R. Genz 1978-7-25 8476 Sierra Dog Valley, Toiyabe National Forest. 1889 Comment
  CAS-BOT-BC115870  Carex subfusca Anna Head 1921-7-25 s.n. Sierra Meadows by Grassy Lake, Feather River Region. Comment
  SEINET10946216  Carex subfusca Lewis S. Rose 1934-7-10 Rose 34343 Sierra Ridge W of Gold lake. 2134 Comment
  JEPS78079  Carex utriculata Gary W. Zamzow 1972-7-11 81 Sierra 7 mi. n. Hobart Mill (Hwy. 89, Kyburz Flat); Kyburz Flat 1828 Comment
  OBI49278  Carex utriculata Lewis S. Rose 1934-7-3 34325 Sierra Gold Lake 1951 Comment
  RSA252434  Carex utriculata Robert F. Thorne, C. W. Tilforth 1969-9-6 39188 Sierra Just E of Highway from Snag Lake (SE of Gold Lake). 1951 Comment
  UC1265372  Carex utriculata R. F. Thorne and C. W. Tilforth 1969-9-6 39188 Sierra se Gold Lake (small pond just e of hwy. from Snag Lake) 1950 Comment
  UC835167  Carex utriculata Lewis S. Rose 1934-7-3 34325 Sierra Gold Lake 1950 Comment
  CAS-BOT-BC115181  Carex vernacula Lowell Ahart 1980-9-9 s.n. Sierra Rocky gorge between the outlet of Webber Lake and Little Truckee River. 2200 Comment
  CAS-BOT-BC115157  Carex vesicaria 1929-7-20 s.n. Sierra In shallow ponds in pine woods of Salmon Lakes. 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
  CAS-BOT-BC114819  Carex whitneyi Catherine Best 1981-6-18 s.n. Sierra Edge of meadow at Yuba Summit. Comment
  PASA1926  Carum gairdneri Margaret Stason 1932-6-21 431 Sierra near hobart mills Comment
  CAS-BOT-BC248924  Castilleja W. Harnach; N. Harnach 1990-6-30 444 Sierra Sierra Valley. Yuba Pass 2042 Comment
  CAS-BOT-BC249349  Castilleja applegatei Lowell Ahart 1982-7-28 3706 Sierra About 1/8 mile north of the Pacific Mine, about 5 miles east of La Porte 1700 Comment
  UCR270632  Castilleja applegatei John F. Emmel 1998-6-7 1560 Sierra Northern Sierra Nevada Mountains, junction of Lemon Canyon Road and Dark Canyon Road, c. 3 miles east of Sierraville 1646 Comment
  UCR270724  Castilleja applegatei John F. Emmel 1999-6-5 1622 Sierra Sierra Nevada Mtns., Verdi Range; along Henness Pass Road, 1 road mile SE of summit 1756 Comment
  UCD122205  Castilleja applegatei N. Hopkins 1971-6-14 208 Sierra Tahoe Forest. Road to Lemmon Cyn. 1676 Comment
  CHSC82130  Castilleja applegatei subsp. pinetorum James D. Jokerst 1986-6-19 2652 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
  JEPS85671  Castilleja applegatei subsp. pinetorum B. Pitzer with S. Morgan and H. Soldan 1988-5-29 965 Sierra ca 1 mi s Sierra County line (on Hwy 89); Plumas National Forest 1584 Comment
  UC614504  Castilleja applegatei subsp. pinetorum L. Constance 1938-6-9 2299 Sierra Sierra City North Fork of the Yuba River (junction of North and South Forks of the North Fork of the Yuba River) 1371 Comment
  UCR64264  Castilleja applegatei subsp. pinetorum B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-29 0965 Sierra Sierra Nevada Mtns., Plumas National Forest, c. l mi. south of Sierra County line on Hwy 89 1585 Comment
  CAS-BOT-BC243737  Castilleja applegatei var. pinetorum Ella Dales Cantelow 1938-7-2 2375 Sierra 2 mi. E. of Downieville Comment
  CAS-BOT-BC243742  Castilleja applegatei var. pinetorum George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  CAS-BOT-BC243743  Castilleja applegatei var. pinetorum D. E. Breedlove 1962-6-13 3479 Sierra Along State Highway 89, 10.7 miles north of Sierraville 1615 Comment
  JEPS16361  Castilleja arachnoidea John Gill Lemmon Sierra Gold Lake Comment
  SJSU5136  Castilleja arachnoidea N. A. Hopkins 1968-6-28 133 Sierra Packer L 1950 Comment
  UC124139  Castilleja arachnoidea J. G. Lemmon 1874-1 Sierra Comment
  CDA41629  Castilleja lacera G. F. Hrusa, E. Sandoval 1993-5-3 11156 Sierra Sierra Valley Region; Golden Dome E side of Antelope Valley, 3 miles S of Loyalton Rd. (Hwy 49). Comment
  CAS-BOT-BC254087  Castilleja miniata Elmer I. Applegate 1921-9-7 3360 Sierra Gold Lake 1981 Comment
  CAS-BOT-BC254095  Castilleja miniata Alice Eastwood 1918-6-29 7907 Sierra Loyalton Comment
  CHSC37297  Castilleja miniata M. S. Taylor 1982-7-19 4882 Sierra Between Hwy 89 and Little Truckee River, ca. 1/4 mi n of Little Truckee Campground ca. 12 mi sw of Sierraville. Comment
  JEPS30945  Castilleja miniata D. E. Breedlove 1962-6-13 3532 Sierra 11.3 mi s Sierraville (on State Hwy 89, on bank of Little Truckee River); Sierra Nevada, Little Truckee River 1905 Comment
  JEPS8016  Castilleja miniata Rimo Bacigalupi with Lawrence R. Heckard 1951-8-8 3485 Sierra about 6 mi n Sierra Buttes; Church Creek Meadows 2057 Comment
  JEPS85210  Castilleja miniata Roy E. Buck, Steven Lee, Eric Smith, Andrea Gargas, et al. 1986-8-3 551 Sierra ca 4.7 air km sse Yuba Pass (upper Lincoln Meadow complex, near watercourse in meadow); Lincoln Meadow 2225 Comment
  SEINET14063473  Castilleja miniata P. B. Kennedy, S. B. Doten 1901-7-5 93 Sierra Near Webber Lake. Comment
  SEINET14141858  Castilleja miniata W. Harnach, N. Harnach 1990-6-30 444 Sierra Yuba Pass. 2042 Comment
  UC65880  Castilleja miniata P. B. Kennedy and S. B. Doten 1901-7-5 93 Sierra Webber Lake Comment
  CAS-BOT-BC254088  Castilleja miniata Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Duck Lake Comment
  CAS-BOT-BC254096  Castilleja miniata Lewis S. Rose 1934-7-13 34358 Sierra Stream banks, Gold Lake 1950 Comment
  SEINET10832392  Castilleja miniata Mary Susan Taylor, R. Wessel 1982-8-20 Taylor 5030 Sierra T20N R12E se sec 15. Sierra City quad. At Big Springs (Lavezolla fountain), on w side of Hwy 49, ca. 3 air mi ne of Sierra City. Riparian. Comment
  SBBG36121  Castilleja miniata subsp. miniata K. K. Muller 1963-8-15 1232 Sierra 5 mi S of Gold Lake Comment
  UCSB18370  Castilleja miniata subsp. miniata Breedlove, Dennis 1962-6-13 Sierra State Highway 89, 11.3 miles south of Sierraville; Sierra Nevada 1905 Comment
  RSA8011  Castilleja payneae H. A. Barker 1927-7-11 798 Sierra Gold Lake. 1982 Comment
  CHSC57317  Castilleja pilosa L. P. Janeway 1984-8-1 988 Sierra Northwest of Sierra Buttes; overlooking Young America Lake. 2346 Comment
  SEINET10829357  Castilleja pilosa Rimo Bacigalupi 1953-7-7 Bacigalupi 4266 Sierra Under Jeffrey pines near Calpine, Sierra Valley. 1494 Comment
  SJSU12059  Castilleja pruinosa N. A. Hopkins 1975-6-16 671 Sierra above Pauley Cr between 2nd & 3d divides 1158 Comment
  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
  JEPS77529  Castilleja tenuis L. R. Heckard with T. I. Chuang and R. C. Bacigalupi 1978-7-20 4901 Sierra about 0.5 mi w Sierraville Comment
  JEPS77531  Castilleja tenuis L. R. Heckard with T. I. Chuang and R. C. Bacigalupi 1978-7-21 4903 Sierra about 1 mi n Calpine (along Route 89 to Blairsden, w of Sierra Valley) 1524 Comment
  SEINET14173332  Castilleja tenuis W. Harnach, N. Harnach 1989-5-21 108 Sierra Sierra Valley, 0.5 miles E of Calpine, Calpine Ranch. 1506 Comment
  SJSU12202  Castilleja tenuis N. A. Hopkins 1983-7-9 1153 Sierra c. 1 mi SW of Calpine 1524 Comment
  SEINET5339260  Ceanothus cordulatus C. G. Gulling 1906-1 s.n. Sierra Sierra Valley Comment
  CAS-BOT-BC63648  Ceanothus integerrimus Lowell Ahart 1979-7-15 s.n. Sierra Southeast-facing of Stafford Mtn. A small part of a shrub growing on a small hill below road s. of Stafford Mtn. 1800 Comment
  JEPS78151  Ceanothus integerrimus Gary W. Zamzow 1972-6-27 32 Sierra down Sardine Lake Road at Sand Pond 2 mi from Highway 49 (100 m nw of bath house); down Sardine Lake road at Sand Pond 1828 Comment
  SJSU14259  Ceanothus lemmonii N. A. Hopkins 1989-4-28 1485 Sierra by Ridge Rd to Allegheny c. 1.5 mi off Hwy 49 914 Comment
  CAS-BOT-BC51986  Ceanothus prostratus R. K. Gierisch; D. H. Esplin 1969-6-27 3504 Sierra Tahoe 1981 Comment
  CAS-BOT-BC52104  Ceanothus prostratus Ella Dales Cantelow 1938-7-2 2368 Sierra 16 1/2 mi. E. of Sierra City Comment
  CAS-BOT-BC52105  Ceanothus prostratus R. K. Gierisch; D. H. Esplin 1969-6-27 3504 Sierra Tahoe Forest 1981 Comment
  CAS-BOT-BC53076  Ceanothus prostratus Lowell Ahart 1969-5-27 984 Sierra Sierra Nevada - Banks near Webber Lake 2133 Comment
  CAS-BOT-BC53122  Ceanothus prostratus H. Albert Barber 1899-7-8 81 Sierra Gold lake Ridge 2133 Comment
  SD61113  Ceanothus prostratus D. F. Howe 1964-7-28 Sierra 5.5 mi. so. of Gold lake Lodge, Tahoe Nat. Forest 1829 Comment
  SEINET11201677  Ceanothus prostratus A. Bruner 1962-5-9 s.n. Sierra Southwest Dog Valley 1829 Comment
  UC1281457  Ceanothus velutinus H. E. McMinn 1941-8-27 5383 Sierra 14 mi s Sierraville (s of Bickford Ranch); near Little Truckee River Comment
  UC1071472  Ceanothus velutinus var. velutinus A. Lewis 1934-10-6 539 Sierra 4 1/2 miles N of Sierraville 1524 Comment
  CDA20020  Centaurea maculosa E. Finley 2002-7-25 PDR 1140325 Sierra Sierra Nevada; Dog Valley Rd, 0.6 mi from Nevada state line. 0 Comment
  POM297980  Centaurium muehlenbergii J. G. Lemmon 1874-1 189 Sierra [No location information provided on label.] Comment
  RSA202127  Cephalanthera austiniae Theodore F. Niehaus 1965-6-24 600 Sierra Northern edge of meadow at Halls Ranch Guard Station Comment
  CAS-BOT-BC400178  Ceratophyllum demersum J. G. Lemmon No date on label s.n. Sierra Weber Lake, Sierra Nevada Comment
  CAS-BOT-BC148508  Cercocarpus ledifolius var. ledifolius John Thomas Howell; Gordon H. True 1970-7-14 5525 Sierra At Verdi Peak Lookout, Verdi Range - Sierra Nevada 2560 Comment
  CAS-BOT-BC276684  Chaenactis douglasii var. douglasii H. Albert Barker 1926-7-8 77 Sierra Gold Lake RIdge 2072 Comment
  CHSC44999  Chaenactis douglasii var. douglasii Lowell Ahart 1979-7-15 1967 Sierra Ridge, on the north side of Mount Fillmore, about 12 air miles north-east of La Porte. 1828 Comment
  UCR18717  Chaenactis douglasii var. douglasii Frank C. Vasek 1975-7-10 750710- 07 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
  CAS-BOT-BC276749  Chaenactis douglasii var. douglasii D. E. Breedlove 1962-6-13 3512 Sierra Along State Highway 89, 3 miles S of Sierraville 1767 Comment
  CAS-BOT-BC276750  Chaenactis douglasii var. douglasii Lowell Ahart 1986-7-1 5333 Sierra About 0.5 mile E of Lake Delahunty, about 8 miles NE of La Porte 1828 Comment
  UCD19700  Chaenactis nevadensis Donald W. Kyhos 1967-9-2 67 -89 Sierra On road to Meadow Lake. 3.8 miles south of Webber Lake. Comment
  RSA122258  Chamaebatia foliolosa A. Lewis 1934-8-5 524 Sierra 1/2 mile W of Sierra City, Downieville 1372 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
  CHSC43334  Chamaesyce serpillifolia subsp. serpillifolia Lowell Ahart 1975-9-28 990 Sierra Along the edge of Highway 49, about 3 miles west of Sattley. 1676 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
  CAS-BOT-BC68227  Cheilanthes gracillima Clare B. Hardham 1961-6-15 7410 Sierra Sierra Nevada Mountains - South side of Yuba Pass 1828 Comment
  CAS-BOT-BC68233  Cheilanthes gracillima Lowell Ahart 1983-10-27 4470 Sierra Near Jackson Meadow Res. - found near the dirt road on the north side of Milton Res. 1800 Comment
  SJSU12070  Cheilanthes gracillima N. A. Hopkins 1970-6-11 329 Sierra by stream outlet into Dugans Pond 1981 Comment
  UC337895  Cheilanthes gracillima J. G. Lemmon Aug. 1880 Sierra mts around Webber lake; Sierra Valley 2438 Comment
  JEPS88366  Chenopodium atrovirens Vernon H. Oswald and Lowell Ahart 1996-8-19 8212 Sierra Yuba Pass-Weber Lake Rd (Forest Rt 12) 0.6 mi n road to Haypress Valley; northern High Sierra Nevada 2225 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
  CHSC10777  Chimaphila umbellata Lowell Ahart 1968-7-12 Sierra Near Poverty, 10 miles from La Porte. 762 Comment
  CAS-BOT-BC30108  Chrysolepis chrysophylla G. M. Noyes 1913-6-1 197 Sierra Forest Tahoe Comment
  SEINET8973681  Chrysolepis sempervirens E. V. A. Murphey 1937-8-23 599 Sierra Kit Carson camp on road to Luther Pass, CA 1829 Comment
  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
  POM148089  Chrysothamnus nauseosus subsp. consimilis George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  CDA10762  Chrysothamnus parryi subsp. nevadensis M. R. Pryor 1954-10-28 Sierra Loyalton. 0 Comment
  UCD130458  Chrysothamnus viscidiflorus subsp. puberulus R. O. Hanes 1992-9-28 94 Sierra Cottonwood Creek area, Tahoe Forest. 1914 Comment
  CAS-BOT-BC100848  Chrysothamnus viscidiflorus subsp. viscidiflorus F. A. MacF. 1934-7-18 12595 Sierra Truckee River, Highway from Truckee to Reno Comment
  JEPS21410  Chrysothamnus viscidiflorus subsp. viscidiflorus W. L. Jepson 1918-8-18 8052 Sierra Sierra Valley 1524 Comment
  SEINET12117830  Cicuta douglasii J. G. Lemmon 1874-1 s.n. Sierra Sierra Co. &c Comment
  CDA1087  Cirsium arvense T. C. Fuller 1963-8-28 11176 Sierra Loyalton; N of school, roadside ditch and yard. 0 Comment
  CAS-BOT-BC285547  Cirsium occidentale var. candidissimum W. Harnach; N. Harnach 1989-8-27 248 Sierra Sierra Valley 1524 Comment
  CAS-BOT-BC285548  Cirsium occidentale var. candidissimum John Thomas Howell; R. C. Barneby 1954-5-13 29540 Sierra North Fork Yuba River, 7.5 miles below Downieville 762 Comment
  RSA129852  Cirsium occidentale var. candidissimum G. T. Nordstrom 1936-7-13 936 Sierra 3.8 miles SE of Dog Valley 1524 Comment
  UC334641  Cirsium occidentale var. candidissimum unknown Sierra Sierra Valley Comment
  NY1083685  Cistanthe monandra J. G. Lemmon 1874-1 29 Sierra "Sierra Co. &c." Comment
  CAS-BOT-BC228947  Cistanthe umbellata H. Albert Barker 1926-7-31 159 x Sierra Haskel Peak 2529 Comment
  CAS-BOT-BC228948  Cistanthe umbellata Roxana S. Ferris 1926-9-7 6845 Sierra Summit of Ebbetts Pass Comment
  CAS-BOT-BC172042  Clarkia gracilis subsp. gracilis James R. Shevock; Barbara Ertter 1986-6-1 11536 Sierra Along California highway 49, southeast slide of Sierra Valley at Rice Hill between Loyalton and Sierraville, Sierra Nevada 1650 Comment
  CAS-BOT-BC172043  Clarkia gracilis subsp. gracilis W. Harnach; N. Harnach 1989-7-1 217 Sierra Sierra Valley, Sattley Hill 1524 Comment
  JEPS110045  Clarkia rhomboidea Lowell Ahart 2006-6-21 12798 Sierra On the west side of the Foote Road, about 4 miles (by road) southwest of Alleghany 849 Comment
  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
  UCR249139  Claytonia parviflora subsp. parviflora George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20767 Sierra Northern Sierra Nevada Mountains Foothills, Along CA-49, 1.2 miles north of the Yuba County line 901 Comment
  SBBG129070  Claytonia perfoliata subsp. perfoliata G. K. Helmkamp, E. A. Helmkamp 2013-6-5 20762 Sierra CA-49, 1.2 mi N of the Yuba County line 901 Comment
  CAS-BOT-BC439757  Claytonia rubra subsp. depressa Lin Grayson 1981-5-16 036 Sierra Hwy 49, 1 mi. west of intersection with Hwy 89, near Sattley. 1666 Comment
  CAS-BOT-BC443744  Claytonia rubra subsp. rubra W. Harnach; N. Harnach 1989-5-20 105 Sierra Sierra Valley. Calpine Ranch (home). 1505 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
  CDA35780  Clematis ligusticifolia J. R. Keck Jr., Horn 1994-7-12 PDR# 1035468 Sierra Along State Route 49 near Downieville. 0 Comment
  UCD84116  Collinsia parviflora Ayzik Solomeshch 2009-6-7 s. n. Sierra Sierra Valley, Bradley Ranch, along Calpine Rd, ca. 100 m N from the road. 1495 Comment
  SJSU13912  Collinsia parviflora N. A. Hopkins 1987-5-30 1387 Sierra 1 mi SW of Calpine 1524 Comment
  SBBG19074  Collinsia torreyi var. torreyi H. and M. Dearing 1939-7-4 3833 Sierra Gold Lake Comment
  JEPS29125  Collinsia torreyi var. torreyi Lauramay T. Dempster 1961-6-15 1450 Sierra just s Yuba Pass (jct Calpine Lookout Rd and Hwy 89) (Yuba Pass) 1828 Comment
  CHSC73822  Collinsia torreyi var. wrightii B. Castro; M. A. Griggs, Plumas NF botanists. 1997-7-10 757 Sierra Bunker Hill Ridge, on lower SW-facing slope between Duck Soup Pond and the ridge crest, along Pacific Crest Trail. 2072 Comment
  SD103783  Collomia grandiflora Darley F. Howe 1978-7-16 Sierra Along Highway 89, 12.3 miles north of Truckee. 1920 Comment
  RSA756089  Collomia heterophylla George K. Helmkamp, E. A. Helmkamp 2009-5-28 14839 Sierra along CA-49, 1.6 miles north of the Yuba County line 902 Comment
  SEINET2441670  Collomia heterophylla George K. Helmkamp, E. A. Helmkamp 2009-5-28 14839 Sierra Northern Sierra Nevada Foothills: along CA-49, 1.6 miles north of the Yuba County line (Camptonville 7.5' Q.). 902 Comment
  UC1278071  Collomia heterophylla Beecher Crampton 1954-5-10 1849 Sierra State Hwy 49 six mi ne Camptonville (foot of shale slope); canyon of the north Yuba River Comment
  UCR206984  Collomia heterophylla George K. Helmkamp, E. A. Helmkamp 2009-5-28 14839 Sierra Northern Sierra Nevada Foothills, along CA-49, 1.6 miles north of the Yuba County line 902 Comment
  UCR53786  Collomia heterophylla B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-27 0878 Sierra Sierra Nevada Mtns, above Ramshorn Campground on Hwy 49, c. 15 miles NE of Comptonville and c. 5 mi. west of Downieville 823 Comment
  CHSC54578  Collomia linearis Lowell Ahart 1991-7-22 6675 Sierra In French Meadow, about 1/4 mile south of Henness Pass Road, about 3 miles north-west of Webber Lake. 2133 Comment
  UC908786  Collomia linearis Milo S. Baker 1936-6-18 8398 Sierra outskirts Sierraville (on s) Comment
  CAS-BOT-BC143409  Comarum palustre W. Harnach; N. Harnach 1989-6-24 176 Sierra Sierra Valley. Martinetti Ranch (Elvers) 1517 Comment
  JEPS121061 Image available Convolvulus arvensis B. Corwin 1964-6-25 89 Sierra 2 miles east of Downieville on south side of highway 49. Comment
  JEPS124865 Image available Convolvulus arvensis P. L. Billings 1965-6-29 11 -2 Sierra Collected .3 miles east of Goodyear's Bar on HWY 49. Comment
  JEPS124866 Image available Convolvulus arvensis J. Yamanaka 1965-6-29 31 Sierra 1/2 m. E of Goodyear Bar. Downieville. Hwy 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-BC285936  Conyza bonariensis W. Harnach; N. Harnach 1990-8-5 503 Sierra Sierra Valley. Kuaffmans (old box mill) 1511 Comment
  UC66454  Corallorhiza maculata P. B. Kennedy and S. B. Doten 1901-7-18 170 Sierra Webber Lake Comment
  SEINET6166290  Corallorhiza maculata P. B. Kennedy, S. B. Doten 1901-7-18 170 Sierra Near Webber Lake Comment
  SEINET6166297  Corallorhiza maculata S. B. Doten 1901-7-2 s.n. Sierra North east of Webber Lake Comment
  UC336581  Corallorhiza striata unknown Aug. 1875 Sierra Webber Lake Comment
  SEINET13682427  Cordylanthus tenuis subsp. tenuis H. Hamlin 1904-1 s.n. Sierra Sierra Valley. Comment
  SEINET13682453  Cordylanthus tenuis subsp. tenuis W. Harnach, N. Harnach 1994-8-12 826 Sierra Sierra Valley, ca 0.75 mile W of Calpine Reservoir on logging road. 1640 Comment
  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
  SEINET12136796  Cornus nuttallii J. G. Lemmon 1874-1 s.n. Sierra Sierra Co. &c Comment
  SEINET8083583  Cornus nuttallii D. A. Buck 1959-5-2 25 Sierra Along Highway 49 one mile north of Sierraville 1280 Comment
  CAS-BOT-BC210387  Cornus sericea Elmer I. Applegate 1921-9-7 3357 Sierra Gold Lake 1981 Comment
  SEINET8480663  Cornus sericea var. sericea M. J. Williams 1969-9-13 s.n. Sierra Webber Lake 2065 Comment
  POM132553  Cornus sessilis Alice Eastwood 1918-4-6 6781 Sierra Downieville 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-BC401882  Corydalis caseana subsp. caseana L. S. Smith 1938-7-15 2881 Sierra Tahoe National Forest. Near Simi's N.F. along Yuba River 1828 Comment
  CAS-BOT-BC401883  Corydalis caseana subsp. caseana L. S. Smith 1938-7-15 2789 Sierra Tahoe National Forest. Along No. Fk. Yuba below Simi's Resort 1828 Comment
  CAS-BOT-BC401885  Corydalis caseana subsp. caseana Lillian S. Mott 1965-8-8 6561 Sierra Butcher Creek Ranch Trail Comment
  CAS-BOT-BC290473  Crepis acuminata Gordon H. True 1967-7-31 3675 Sierra Verdi Peak Road ca. 1.5 miles below summit 2438 Comment
  UC346501  Crepis acuminata E. B. Babcock 1928-6-13 145 Sierra rocky point above trail from Lemmon Canyon to Sardine Pk. lookout; Tahoe Nat. For. 2133 Comment
  CAS-BOT-BC290472  Crepis acuminata Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Unspecified Comment
  CAS-BOT-BC291570  Crepis intermedia Alice Eastwood 1918-6-29 7905 Sierra Loyalton Comment
  SEINET7837106 Image available Crepis intermedia W. Harnach, N. Harnach 2002-6-10 1111 Sierra Sierra Valley. Approx 5 miles NE of Sierraville, CA on Hwy 49. Newman Point (Rice on the Maps). 1532 Comment
  UC346502  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
  UC346523  Crepis intermedia E. B. Babcock 1928-6-12 126 Sierra Newman Pt. Sierra Valley (along road to Loyalton) Comment
  UC346527  Crepis modocensis E. B. Babcock 1928-6-21 121 Sierra 3.3 mi n Truckee (on rd. to Hobart Mills) 1767 Comment
  UC346530  Crepis modocensis E. B. Babcock 1928-6-12 121 Sierra 3.3 mi n Truckee (on rd. to Hobart Mills) 1767 Comment
  UC581251  Crepis modocensis G. L. Stebbins Jr. and J. A. Jenkins 1937-5-21 2115 Sierra 3 1/2 mi ne Sierraville (on road to Loyalton); Newman Point 1515 Comment
  CAS-BOT-BC291598  Crepis modocensis subsp. subacaulis Betty J. Jorgensen 1944-6-22 469 Sierra Little Truckee River 10 miles north of Hobart Mills Comment
  UC346529  Crepis modocensis subsp. subacaulis E. B. Babcock 1928-6-12 121 Sierra 3.3 mi n Truckee (on rd. to Hobart Mills) 1767 Comment
  UC346545  Crepis modocensis subsp. subacaulis E. B. Babcock and M. Navashin 1928-6-22 172 Sierra along Lemmon Canyon rd. 100 yd n forest boundary (s slope of peak); Tahoe Nat. For., Sardine Pk. 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
  UC581252  Crepis modocensis subsp. subacaulis G. L. Stebbins Jr. and J. A. Jenkins 1937-5-23 2159 Sierra Casey's Mill Balls Creek (woods about, head of creek, between Loyalton and Purdy) 1820 Comment
  UC313839  Crepis occidentalis L. S. Smith 1927-5-30 Sierra e Sierraville; Sierra Valley Comment
  UC346518  Crepis occidentalis E. B. Babcock 1928-6-12 131 Sierra nr. and s Newman Pt. (along rd. from Sierraville to Loyalton); Sierra Valley Comment
  CAS-BOT-BC290789  Crepis occidentalis subsp. occidentalis E. B. Babcock; G. L. Stebbins, Jr. 1936-6-3 1671 Sierra East side of Sierra Valley, 2 miles northeast of Sierraville, on road to Loyalton 1600 Comment
  UC346544  Crepis occidentalis subsp. occidentalis E. B. Babcock and M. Navashin 1928-6-22 171 Sierra road from Sierraville to Loyalton (slope below, lower down than 169 and 170); Sierra Valley, Newman Pt. 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
  UC346551  Crepis occidentalis subsp. pumila E. B. Babcock and M. Navashin 1928-6-21 166 Sierra about 6 mi nw Truckee (along road to Hobart Mills) Comment
  UC346514  Crepis occidentalis subsp. pumila E. B. Babcock 1928-6-12 134 Sierra n<ea>r and s Newman Pt. (along road <from> Sierraville to Loyalton); Sierra Valley Comment
  CAS-BOT-BC290906  Crepis runcinata subsp. andersonii Alice Eastwood 1918-6-29 7792 Sierra Loyalton Comment
  CHSC63118  Cryptantha affinis Lowell Ahart 1994-7-7 7459 Sierra North side of the Pacific Crest Trail, on Bunker Hill Ridge, about 3/4 mile (air) south of Pilot Peak. 2011 Comment
  SEINET12514839  Cryptantha affinis S. B. Doten 1901-7-2 74 Sierra NE of Webber Lake. 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
  CHSC73759  Cryptantha ambigua B. Castro; M. A. Griggs, Plumas NF botanists 1997-7-10 766 Sierra Bunker Hill Ridge, on highest ridge crest SE of Duck Soup Pond, along Pacific Crest Trail. 2136 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
  UCR132649  Cryptantha milobakeri B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-28 893 Sierra Sierra Nevada Mtns., Convict Flat Picnic Area, on North Yuba River, 12 mi NE of Camptonville on Hwy 49 780 Comment
  UCR257725  Cryptantha torreyana George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-7-22 19431 Sierra Northern Sierra Nevada Mountains, along Hwy CA-89, c. 8 miles north of the Nevada County line 1823 Comment
  SJSU14312  Cryptantha torreyana N. A. Hopkins 1989-7-15 1567 Sierra 1 mi S of Calpine, Sierra Valley 1554 Comment
  CAS-BOT-BC70477  Cryptogramma acrostichoides Mrs. E. C. Sutliffe 1927-10-1 s.n. Sierra Salmon Lake 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
  UC62640  Cryptogramma acrostichoides J. G. Lemmon Sierra notably at Webber Lake Webber Lake; High Sierra Comment
  CAS-BOT-BC70471  Cryptogramma acrostichoides J. G. Lemmon s.n. Sierra High Sierra, notably at Webber Lake Comment
  CAS-BOT-BC215901  Cuscuta californica Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Unspecified 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
  CHSC69181  Cuscuta subinclusa Vernon Oswald; Lowell Ahart 1997-8-19 8832 Sierra County Rd. 309 on Pliocene Ridge, ca. 3 airmi northeast of Alleghany, 0.1 mi southwest of Henness Pass Road (County Rd. 302). 1706 Comment
  JEPS94399  Cuscuta subinclusa Vernon Oswald and Lowell Ahart 1997-8-19 8832 Sierra 3 air mi ne of Alleghany (County Road 309 on Pliocene Ridge 0.1 mi sw of Henness Pass Road (County Road 302)); Pliocene Ridge, County Road 309 1706 Comment
  JEPS53541  Cusickiella douglasii J. G. Lemmon and wife 1889-6-18 Sierra alkali flats near Sierraville; near Sierraville Comment
  SEINET11242520  Cusickiella douglasii W. Harnach, N. Harnach 1989-4-22 040 Sierra Sierra Valley, Just S of the Calpine Rd./Co. Rd. A-23 intersection, Van Vleck Ranch. 1498 Comment
  UC1553396  Cusickiella douglasii G. Schoolcraft 1988-5-16 1799 Sierra in Dog Valley e Guard Station; Dog Valley e of Guard Station 1767 Comment
  CHSC105186  Cycladenia humilis B. Castro; L. P. Janeway 1997-9-14 786 Sierra South flank of Stafford Mtn, just above the Gibsonville-Jonesville Rd. 1859 Comment
  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
  JEPS82071  Cycladenia humilis var. humilis Paul C. Hutchison and Rimo Bacigalupi 1982-8-9 8442 Sierra 12 mi. n. by logging rd. Downieville (bottom of rd. to lookout just w. of summit, Saddleback Mt.); Saddleback Mt. 1798 Comment
  CHSC64274  Cymopterus terebinthinus var. californicus H. H. Schmidt; M. Merello, L. Woodruff 1993-6-12 843 Sierra Tahoe National Forest. Road to Weber Lake. 3.2 miles W of state highway 89. 1950 Comment
  SJSU13877  Cymopterus terebinthinus var. californicus N. A. Hopkins 1986-6-30 1337 Sierra bald ridge 2158 Comment
  JEPS82073  Cymopterus terebinthinus var. californicus Paul C. Hutchison and Rimo Bacigalupi 1982-8-9 8444 Sierra 12 mi (by logging road) N of Downieville (Saddleback Mountain, bottom of road to lookout just W of the summit) 1798 Comment
  CAS-BOT-BC70703  Cystopteris fragilis Lemmon 1881-7-1 s.n. Sierra Webber Lake Comment
  CHSC10613  Cystopteris fragilis Lowell Ahart 1967-9-29 Sierra Near Sam's Camp. 2438 Comment
  CHSC46170  Cystopteris fragilis Lowell Ahart 1976-5-22 1126 Sierra Along Goodyears Bar Road. 914 Comment
  POM174032B  Cystopteris fragilis J. G. Lemmon s.n. Sierra Cataract Canon of Webber Lake Comment
  SD9858  Cystopteris fragilis J. G. Lemmon 1876-1-1 Sierra Sierra Valley [County a guess, near Sierraville, says Andy Sanders] Comment
Read comments
Jul 11 2010
  SJSU4991  Cystopteris fragilis N. A. Hopkins 1968-7-5 158 Sierra 0.5 mi W of Packer Lake 2072 Comment
  CDA4060  Cytisus scoparius T. C. Fuller 1962-6-14 9022 Sierra On slope north of Highway 49 to Sierra City, 5.3 miles east of Downieville. 0 Comment
  JEPS124726 Image available Dactylis glomerata Karen Cornwell 1973-6-28 Sierra Goodyear's Bar, Yuba RIver. Comment
  SJSU5072  Damasonium californicum G. R. Ostrander 1965-7-6 65 B Sierra Sattley-Calpine [-Beckwourth Rd.], 1.5 mi N of Sattley, Sierra Valley 1493 Comment
  UC115527  Damasonium californicum J. G. Lemmon 1875-1 Sierra Comment
  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
  CHSC108115  Danthonia californica var. americana Lowell Ahart 2011-9-23 17700 Sierra About 80 yards north of Pass Creek, about 320 yards south of Hennas Pass Road, west of French Meadow, east of Forest Road 70, about 3 miles (air) northwest of Webber Lake. 2016 Comment
  SEINET4566576  Danthonia californica var. americana W. D. Billings 1951-7-8 2112 Sierra South of Water Lake 2073 Comment
  UC580741  Danthonia unispicata H. S. Yates 1935-6-29 5287 Sierra 1 mi n Gold Lake; Plumas National Forest, Downieville Quadrangle 1981 Comment
  UCD161457  Darlingtonia californica Barry Rice 2013-7-12 BR 130706 Sierra just north of the road NF98. 1760 Comment
  UCD161462  Darlingtonia californica Barry Rice 2013-7-7 BR 130704 Sierra a botanically rich site crossing Marvin Ranch Road. 1355 Comment
  CAS-BOT-BC173281  Delphinium W. Harnach; N. Harnach 1990-6-30 451 Sierra Sierra Valley. Yuba Pass 2042 Comment
  JEPS23398  Delphinium Leland S. Smith 1925-5-21 1585 Sierra meadow near Sierraville (s arm of Valley); Sierra Valley 1524 Comment
  CAS-BOT-BC1421  Delphinium andersonii John Thomas Howell; Gordon H. True 1970-7-14 5548 Sierra Verdi Peak Road, ca. 1 mile below Lookout 2499 Comment
  CAS-BOT-BC9551  Delphinium andersonii L. S. Smith 1932-5-28 2668 Sierra Dog Valley near Crystal Peak, Tahoe National Forest 1981 Comment
  SD129280  Delphinium depauperatum B. Pitzer, S. Morgan, H. Soldan 1988-5-29 974 Sierra Plumas National Forest, ca. 2.3 mi. S of Sierra County line on Hwy 89, just before boundary of Tahoe National Forest Comment
  CAS-BOT-BC8928  Delphinium depauperatum Lin Grayson; Gordon H. True 1981-5-16 44 Sierra Sierra Valley marsh along County Road A-24 1666 Comment
  CAS-BOT-BC8933  Delphinium depauperatum Gordon H. True 1966-4-28 2762 Sierra South Yuba River at head of Excelsior Ditch about 1.5 miles east of Hiway 49 bridge 579 Comment
  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
  SJSU3298  Delphinium depauperatum H. T. Shishido 1961-5-20 40 Sierra 1 mi S of Sierra City on Milton Cr Trail 1310 Comment
  CAS-BOT-BC8942  Delphinium diversifolium subsp. harneyense W. Harnach; N. Harnach 1990-5-28 328 Sierra Sierra Valley, Balderson Ranch (Antelope Valley) 1554 Comment
  CHSC105983  Delphinium glaucum Lowell Ahart 2010-9-15 17169 Sierra Along stream, near open dry meadow, about 150 yards north of the cabin, about 40 yards north of the lower pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak. 2134 Comment
  RSA786374  Delphinium glaucum Gene St. Clair 1969-8-10 893 Sierra Devil's Post area Comment
  CHSC115252  Delphinium gracilentum Lowell Ahart 2015-5-9 20178 Sierra On the south side of the Canyon Creek Trail, about 300 yards southeast of the foot bridge across Boyce Ravine, trail on the north side of the North Fork of the Yuba River, about 3/4 mile west of Highway 49, about 1 3/4 miles west of Indian Valley. 716 Comment
  UCD95666  Delphinium gracilentum R. Randell 1996-5-26 25 Sierra Tahoe National Forest, Wild Plum Loop Road, 0.8 miles from Wild Plum Road, 1.25 miles from highway 49. 1500 Comment
  SEINET5337979  Delphinium nudicaule Unknown 1919-5-11 s.n. Sierra Beckwourth, CA. Comment
  UCR230941  Delphinium nuttallianum George K. Helmkamp, E. A. Helmkamp 2011-6-9 17555 Sierra Northern Sierra Nevada Mountains Foothills, 7.1 miles north of Camptonville along CA-49, about 2.5 miles north of the Yuba Co. line 808 Comment
  CAS-BOT-BC116150  Delphinium nuttallianum Lin Grayson 1981-5-16 037 Sierra Hwy 49, 1 mi. west of intersection with Hwy 89, near Sattley. 1666 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
  CAS-BOT-BC116538  Delphinium nuttallianum Catherine Best 1980-6-12 s.n. Sierra Campground on Highway 89, 3 miles from the Sierra Co. - Nevada Co. line. Comment
  POM270652  Delphinium nuttallianum J. H. Morrison s.n. Sierra Soyalton, Sierra Nevad Mt, Sierra Valley. 1524 Comment
  SEINET5338060  Delphinium nuttallianum P. B. Kennedy, Samuel Bradford Doten 1901-7-8 132 Sierra [Sierra Nevada] Webber Lake Comment
  UCSB16008  Delphinium nuttallianum Breedlove, Dennis 1962-6-13 Sierra along State Highway 89; 10.0 miles south of Sierraville 1950 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-BC274046  Deschampsia cespitosa R. F. Thorne; C. W. Tilforth; Larry E. DeBuhr 1972-9-20 42358 Sierra Plumas National Forest: Moist margin of pond N of Goose Lake 2058 Comment
  RSA771860  Deschampsia cespitosa R. F. Thorne, C. W. Tilforth, Larry E. DeBuhr 1972-9-20 42358 Sierra PLUMAS NATIONAL FOREST: Moist margin of pond N of Goose Lake in lodgepole pine forest. 2058 Comment
  CAS-BOT-BC192456  Deschampsia cespitosa subsp. cespitosa James Jokerst 1985-7-22 2526 Sierra Near Carman Creek 901 Comment
  UCR257850  Deschampsia cespitosa subsp. cespitosa George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-7-22 19447 Sierra Northern Sierra Nevada Mountains, Henness Pass Road, 1.1 mile east of its junction with CA-89 at the north end of Kyburz Flat 1907 Comment
  CAS-BOT-BC192641  Deschampsia danthonioides R. K. Gierisch; D. H. Esplin 1969-7-8 3508 Sierra Tahoe National Forest. Saddle Mdw. Comment
  UCD61875  Deschampsia danthonioides Adeline Frederick 1925-6-23 Sierra About Downieville, Slug Canon. Comment
  CAS-BOT-BC201926  Deschampsia elongata Lowell Ahart 1977-8-2 1513 Sierra On the north side of Mt. Fillmore. Mt. Fillmore is about 12 miles north-east of La Porte 2000 Comment
  CHSC37200  Deschampsia elongata L. Ahart 1982-7-28 3724 Sierra Along dirt road n of the Pacific Mine, ca. 5 mi e of LaPorte. 1700 Comment
  JEPS118425  Deschampsia elongata Lowell Ahart 2011-9-23 17697 Sierra About 100 yards north of Pass Creek, about 300 yards south of Hennas Pass Road, west of French Meadow, east of Forest Road 70, about 3 miles (air) northwest of Webber Lake 2016 Comment
  CAS-BOT-BC39725  Descurainia Catherine Best 1982-7-12 750 Sierra Sierra Nevada. Gold Lake. 1950 Comment
  JEPS88365  Descurainia incana Vernon H. Oswald and Lowell Ahart 1996-8-19 8211 Sierra Yuba Pass-Weber Lake Rd. (Forest Rt. 12 ) 0.6 mi. n. of rd. to Haypress Valley; northern High Sierra Nevada 2225 Comment
  CAS-BOT-BC43042  Descurainia incisa subsp. incisa Javier Penalosa 1962-6-20 2530 Sierra Little Truckee River at Highway 89. 1905 Comment
  CHSC10765  Dicentra formosa Lowell Ahart 1966-9-18 Sierra Along Goodyear's Bar Road. 1219 Comment
  CHSC59470  Dicentra formosa Matt Carducci 1992-4-19 20 Sierra Ca. 27 mi s of Downieville, 100 ft s of Hwy 49 bridge over the North Fork of Yuba River, in Tahoe National Forest. Steep hillside. 975 Comment
  CDA24610  Dicentra formosa T. C. Fuller 1962-6-14 9021 Sierra North of Highway 49 to Downieville, 4.9 miles west of Sierra City. 0 Comment
  SEINET12093066  Dicentra formosa F. H. Utech 1986-1 86 -083 Sierra Tahoe Natioanal Forest, ca 1 mi N of junction North Yuba River & CA 49 bridge 950 Comment
  SEINET12094700  Dicentra formosa F. H. Utech 1990-1 90 -888 Sierra Tahoe National Forest, American Flat area, Oregon Creek Fork, ca 1.5 mi NNE of Pliocene Station 1000 Comment
  CAS-BOT-BC402590  Dicentra uniflora Rimo Bacigalupi 1927-7-2 1600 Sierra Near Yuba Pass 1950 Comment
  SJSU6436  Dicentra uniflora N. A. Hopkins 1971-6-20 414 Sierra 0.25 mi S of Packer L 1889 Comment
  UCR573  Dichelostemma capitatum subsp. capitatum Frank C. Vasek 1955-6-26 277 Sierra Northern Sierra Nevadas, Tahoe National Forest, north of Yuba River, Hwy 49, 1 mi east of Sierra City 1372 Comment
  UCR206322  Dichelostemma multiflorum George K. Helmkamp, E. A. Helmkamp 2009-5-28 14865 Sierra Sierra Nevada Mountains Foothills, above the Yuba River along CA-49, 2.3 miles north of the Yuba Co. line 851 Comment
  UCR249640  Dichelostemma multiflorum George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20782 Sierra Northern Sierra Nevada Mountains Foothills, Along CA-49, 1.7 miles west of Goodyears Bar, c. 11 miles NE of Yuba Co. line 793 Comment
  CAS-BOT-BC150494  Diplacus grandiflorus Lester Rowntree 1935-6-15 s.n. Sierra Above [Downiville] Downieville Comment
  CAS-BOT-BC153689  Diplacus mephiticus Mrs. H. C. Cantelow 1938-7-2 s.n. Sierra 2.8 miles nw. of Calpine Comment
  CHSC65179  Diplacus mephiticus Lowell Ahart 1995-8-7 7597 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
  UCD64575  Distichlis spicata Beecher Crampton 1957-7-24 4424 Sierra Gordon Van Vleck Ranch. Sierra Valley. 4 miles northeast of Sattley. Comment
  CAS-BOT-BC136081  Dodecatheon alpinum Joseph Gerber 1953-7-4 12 Sierra Wet meadow Lake Independence 2133 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
  SEINET8553072  Dodecatheon alpinum W. Harnach, N. Harnach 1990-6-30 429 Sierra Sierra Valley, Yuba Pass. 2042 Comment
  SEINET8552882  Dodecatheon alpinum J. H. Robertson 1950-5-22 s.n. Sierra Dog Valley. 2042 Comment
  RSA8039  Dodecatheon alpinum subsp. majus H. A. Barker 1927-7-17 810 Sierra Suake Lake. 2043 Comment
  SBBG114929  Downingia bacigalupii D. H. Wilken 1998-6-25 15611 Sierra Beckwourth-Calpine Rd, flats S of Carman Crk, ca. 3 linear km NE of Calpine, Sierra Valley 1520 Comment
  UC54572  Downingia bacigalupii H. M. Hall and E. B. Babcock Jul 1903 4464 Sierra Sierra Valley Sierra Nevada Mountains 1524 Comment
  UC1244011  Downingia bicornuta var. bicornuta John H. Weiler, D. Willits, and F. Safwat 1959-6-20 59187 Sierra 3.8 mi ne Sattley (0.25 mi off Sattley-Beckwith road) 1524 Comment
  UC965547  Downingia bicornuta var. bicornuta Herbert L. Mason 1952-7-19 14440 Sierra 1.5 mi e Calpine (at junction of Calpine with Sierraville-Beckwourth road); Sierra Nevada 1524 Comment
  JEPS124628 Image available Downingia elegans Marge R. Kempf 1965-7-6 267 Sierra 2 miles NE of junction 89 and Sattley, Beckwourth. Comment
  CAS-BOT-BC41925  Draba W. Harnach; N. Harnach 1989-4-15 021 Sierra Sierra Valley. County line on road A-23. 1524 Comment
  CHSC54555  Draba albertina Lowell Ahart 1991-7-22 6673 Sierra In meadows, French Meadow, about 1/4 mile south of Henness Pass Road, about 3 miles north-west of Webber Lake. 2133 Comment
  UCD78301  Draba verna A. M. Shapiro 2009-3-18 s. n. Sierra 1 mile NNE of Sierraville. 1524 Comment
  UCD119188  Draperia systyla N. Hopkins 1975-7-24 155 Sierra By Woodruff Creek, 0.5 mi S of its confluence with Rock Cr. 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
  SEINET6691962  Drymocallis lactea var. lactea P. B. Kennedy, S. B. Doten 1901-7-23 210 Sierra Lincoln Valley Comment
  CAS-BOT-BC159276  Drymocallis lactea var. lactea Robert S. Keller 1974-6-15 1484 Sierra Chapman Creek Campground, about 7 miles NE of Sierra City on Highway 49 - Sierra Nevada 1767 Comment
  CAS-BOT-BC159280  Drymocallis lactea var. lactea W. Harnach; N. Harnach 1991-7-14 641 Sierra Coburn Lake, approx 1/4 below outlet to lake, Sierra Valley 2279 Comment
  UCSB12380  Drymocallis lactea var. lactea Dearing, Hugh; Dearing, Margaret 1939-7-4 Sierra Gold Lake Comment
  RSA252445  Dulichium arundinaceum Robert F. Thorne, C. W. Tilforth 1969-9-6 39213 Sierra Haven Lake (between Goose and Snag Lakes). 1951 Comment
  UC965524  Elatine californica Herbert L. Mason 1952-7-19 14447 Sierra 1.5 mi e Calpine (at junction of Calpine with Sierraville-Beckwourth Rd); Sierra Nevada, Sierra Valley Comment
  UCD84221  Elatine californica 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
  UC1112285  Elatine chilensis Herbert L. Mason 1952-7-17 14374 Sierra 0.4 mi s Little Truckee River (Hwy 89); Sierra Nevada Comment
  UC1112286  Elatine chilensis Herbert L. Mason 1952-8-17 14494 Sierra 0.4 mi s Little Truckee River Bridge; Sierra Nevada; S of Little Truckee River Bridge, Sierra Co. 1920 Comment
  SEINET5060421  Elatine gracilis Unknown 1952-8-17 14494 Sierra 0.4 mile S of Little Truckee River Bridge Comment
  UC116131  Eleocharis bella J. G. Lemmon 1874-1 219 Sierra Comment
  HSC100115  Eleocharis bolanderi L. Ahart 2000-7-13 8587 Sierra Upper W branch of Black Jack Ravine, on the W side of Hwy. 98, Harris Meadow, 7 mi. NE of Alleghany 1616 Comment
  SEINET13710111  Eleocharis obtusa Lowell William Ahart, Lowell William Ahart 2001-1 9302 Sierra Ponds in Bottom of Poverty Hill Hydraulic Gold Mine, 4 Air Mi. S of La Porte (T21N, R9E, sec 32, SW 1/4) 5000 Ft. 1524 Comment
  UCR161035  Eleocharis quinqueflora Lowell Ahart 2000-7-13 8589 Sierra Upper W branch of Black Jack Ravine, on the W side of Hwy 98: Harris Meadow, c. 7 (air) mi NE of Alleghany 1616 Comment
  CAS-BOT-BC112075  Eleocharis quinqueflora R. K. Gierisch; D. H. Esplin 1969-6-26 3478 Sierra Secret Meadow. 1981 Comment
  CAS-BOT-BC112076  Eleocharis quinqueflora Lowell Ahart 1978-9-26 s.n. Sierra Mt. Fillmore 670 Comment
  SEINET13710026  Eleocharis quinqueflora Lowell William Ahart, Lowell William Ahart 2000-1 9589 Sierra 7 Air Mi. NW of Alleghany, W Side Hwy 98 (T19N, R11E, sec 10, SW 1/4) Comment
  SEINET3441888  Eleocharis quinqueflora Unknown 2000-7-13 8589 Sierra Alleghany, Alleghany, about 7 air miles northeast, Harris Meadow, upper west branch of Black Jack Ravine, on the west side of Forest highway 98 1610 Comment
  CAS-BOT-BC112231  Eleocharis rostellata W. R. Dudley 1905-8-26 s.n. Sierra Near East Hot Springs, Sierra Valley Comment
  CAS-BOT-BC112015  Eleocharis suksdorfiana W. Harnach; N. Harnach 1990-5-13 318 Sierra Sierra Valley, Martinetti Ranch. 1517 Comment
  JEPS102370  Elodea canadensis Lowell Ahart 2001-8-10 9085 Sierra about 5 air miles E of Webber Lake (diversion dam on Little Truckee River, about 100 yds S of Fiberboard Road (Forest Road 18), about 1/8 mi N of Henness Pass Road) 1920 Comment
  JEPS124722 Image available Elodea nuttallii Himayat H. Naqvi 1965-7-6 123 Sierra One mile from the intersection of Sately and highway 89. Comment
  SJSU5094  Elodea nuttallii M. R. Kempf 1965-7-6 268 Sierra ditch by Sattley-Beckwourth Rd., 2 mi N of its junction with Hwy 89, Sierra Valley 1493 Comment
  JEPS48465  Elymus L. S. Smith 1928-6-12 2336 Sierra above Hennis Pass Road; Tahoe <National> Forest 1981 Comment
  SEINET10564683  Elymus elymoides Lowell Ahart 1982-7-28 Ahart 3704 Sierra On dry rocky bare soil, ca. 1/4 mile N of Pacific Mine, ca. 5 mile E of La Porte. 1700 Comment
  CDA31726  Elymus elymoides subsp. brevifolius G. D. Barbe 1991-6-26 4435 Sierra Highway 49 southwest of Loyalton. Comment
  CHSC44593  Elymus elymoides subsp. californicus Lowell Ahart 1977-8-2 1517 Sierra On a ridge on the west side of Mount Fillmore, near the summit of Mount Fillmore, about 12 miles north-east of La Porte. 2194 Comment
  CHSC94241  Elymus elymoides subsp. californicus Lowell Ahart 2006-6-21 12809 Sierra On the west side of the Foote Road, about 3.7 miles (by road) southwest of Alleghany. 1093 Comment
  UC1132967  Elymus elymoides subsp. elymoides A. Lewis 1934-7-16 512 Sierra 3/4 mi sw Wades Lake; Plumas National Forest, Downieville Quadrangle 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
  CHSC60570  Elymus glaucus subsp. glaucus L. P. Janeway 1984-8-18 1012 Sierra Meadow at second switchback down the road from Packers Saddle towards Packer Lake. Along drainage channel. 1965 Comment
  JEPS107583  Elymus glaucus subsp. glaucus Lowell Ahart 2005-8-30 12362 Sierra East of Pass Creek, about 100 yards southeast of the falls on Pass Creek, about 1/4 mile south of French Meadow, about 2 1/2 miles west of Webber Lake 2073 Comment
  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
  UCD62535  Elymus repens Beecher Crampton 1957-7-24 4407 Sierra Gordon Van Vleck Ranch. Sierra Valley. 4 miles northeast of Sattley. Comment
  JEPS75675  Elymus trachycaulus W. L. Jepson 1934-8-7 16869 Sierra near Sierraville; Cold Creek Comment
  CDA2065  Elytrigia repens T. C. Fuller 1963-8-28 11175 Sierra Between railroad tracks and adjacent alfalfa field, Loyalton. 0 Comment
  NY69931  Ephedra viridis J. G. Lemmon 1874-1 s.n. Sierra Sierra County and vicinity Comment
  UCR257741  Epilobium George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-7-22 19459 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
  CHSC57431  Epilobium brachycarpum L. P. Janeway 1984-9-1 1110 Sierra Sierra crest, just above and east of Oakland Lake and Snake Lake. 2270 Comment
  UC1122550  Epilobium brachycarpum H. S. Yates 1935-6-28 5271 Sierra 5 1/4 mi nne Sattley; Sierraville Quadrangle Comment
  SJSU11951  Epilobium brachycarpum N. A. Hopkins 1971-6-14 379 Sierra Sierra Valley Airfield 1 mi SE of Sierraville, Sierra Valley Comment
  SJSU12197  Epilobium brachycarpum N. A. Hopkins 1983-8-30 1170 Sierra c. 1 mi SW of Calpine 1524 Comment
  RSA458696  Epilobium brevistylum L. S. Rose 1934-7-2 34302 Sierra Gold Lake. 1951 Comment
  CAS-BOT-BC171805  Epilobium canum subsp. latifolium Mrs. E. C. Sutliffe 1927-10-1 s.n. Sierra Salmon Lake Comment
  CAS-BOT-BC171806  Epilobium canum subsp. latifolium Mrs. E. C. Sutliffe 1920-9-1 s.n. Sierra Salmon Lake Comment
  CAS-BOT-BC5260  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
  JEPS78687  Epilobium ciliatum subsp. ciliatum W. L. Jepson 1934-8-3 16823 Sierra 2 mi e Bassett road station; North Fork Yuba River, Pioneer road station 1706 Comment
  UC422963  Epilobium densiflorum J. A. De Cou 1900-8-7 464 Sierra Campbell's Hot Springs Comment
  SJSU12264  Epilobium densiflorum N. A. Hopkins 1983-8-30 1165 Sierra c. 1 mi S of Calpine 1524 Comment
  SEINET12425061  Epilobium hallianum W. Harnach, N. Harnach 1990-6-30 441 Sierra Sierra Valley, Yuba Pass. 2042 Comment
  CHSC97011  Epilobium howellii L. P. Janeway; Susi Urie, Chris Christofferson, Linnea Hanson, M. 2007-7-19 9119 Sierra Northern High Sierra Nevada. Tahoe National Forest; along southern edge of meadow at confluence of Dorsey Creek, Lunch Creek, and North Yuba River; 1.5 km west of Yuba Pass. In narrow transition area between part of meadow dominated by Veratrum californicum and surrounding forest. 1948 Comment
  CHSC37231  Epilobium minutum L. Ahart 1982-7-28 3688 Sierra Ca. 1/4 mi n of Pacific Mine, ca. 5 mi e of La Porte. 1700 Comment
  JEPS125692  Epilobium minutum William Harnach 2013-5-1 1325 Sierra 1.6 miles West of Goodyears Bar on Highway 49 and North of the Ramshorn campground. Comment
  RSA490803  Epilobium minutum B. Pitzer, S. Morgan, H. Soldan 1988-5-27 879 Sierra Above Ramshorn Campground, on Hwy 49, ca. 15 mi. NE of Camptonville and ca. 5 mi W of Downieville. 823 Comment
  UCD106752  Epilobium oregonense F. A. MacFadden 1934-7-9 s.n. Sierra Little Truckee River, 13 miles from Truckee on the road to Reno. 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
  JEPS124731 Image available Epipactis gigantea Rechen 1964-7-1 97 Sierra Growth north of Hw. Comment
  JEPS125682  Equisetum arvense William Harnach 2013-4-25 1309 Sierra 1.5 miles west of Downieville on Highway 49 at Rosassaco Ravine. 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
  CDA9223  Equisetum hyemale var. californicum D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-2 6 .318 Sierra Haypress Creek. Wild Plum Campground along Route 49. 0 Comment
  CAS-BOT-BC57849  Equisetum laevigatum Alice Eastwood 1918-6-29 7863 Sierra Loyalton. Comment
  UC1093681  Equisetum laevigatum Herbert L. Mason 1957-6-21 14710 Sierra 3 mi n Satley; Sierra Valley Comment
  CAS-BOT-BC174160  Eremogone aculeata Vincent Jones 1920-5-25 s.n. Sierra Cedar Glen Comment
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Mar 18 2018
  SEINET8800082  Eremogone congesta var. congesta W. Harnach, N. Harnach 1989-5-21 107 Sierra Sierra Valley, 0.5 miles E of Calpine, Calpine Ranch. 1506 Comment
  SJSU5006  Eremogone congesta var. suffrutescens N. A. Hopkins 1968-6-28 132 Sierra Packer L 1950 Comment
  SEINET12875580 Image available Eremogone congesta var. suffrutescens J. G. Lemmon 1874-1 [s.n.] Sierra Webber Lake Comment
  CAS-BOT-BC286684  Ericameria bloomeri John Thomas Howell 1951-8-21 28260 Sierra East side of Yuba Pass 1828 Comment
  CAS-BOT-BC286690  Ericameria bloomeri L. P. Janeway; Garrett Gibson 1991-9-24 4144 Sierra Plumas National Forest, Beckwourth Ranger District. Upper reach of a tributary of Sulphur Creek, 1 mi east of Chapman Saddle and 2 3/4 mi east of Haskell Peak and 1 mi north of Beartrap Meadow 2103 Comment
  JEPS31324  Ericameria bloomeri L. S. Smith 1925-8-31 1721 Sierra Haskel Peak Tahoe National Forest, Haskel Peak Comment
  JEPS31329  Ericameria bloomeri W. L. Jepson 1934-8-7 16877 Sierra Onion Valley Comment
  JEPS31331  Ericameria bloomeri W. L. Jepson 1918-8-19 8073 Sierra Lake Independence, Sierra-Nevada Cos. line Lake Independence 2011 Comment
  CAS-BOT-BC292391  Ericameria nauseosa R. K. Gierisch; D. H. Esplin 1969-9-25 3617 Sierra Tahoe Forest Comment
  CAS-BOT-BC299458  Ericameria nauseosa var. speciosa H. Albert Barker 1926-7-27 152 Sierra Gold Lake, Indian Head Peak Simmit 2072 Comment
  CHSC32057  Ericameria nauseosa var. speciosa L. Ahart 1973-10-26 282 Sierra Near Camptonville. 1219 Comment
  UC1119840  Ericameria nauseosa var. speciosa C. G. Albertus 1935-9-24 288 Sierra 4 1/2 mi ese of Sulphur Springs; Sierraville Quad. 1981 Comment
  UCR59197  Erigeron B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-29 0972 Sierra Plumas National Forest, c. 2.3 mi south of Sierra County Line on Hwy 89, just before boundary of Tahoe National Forest Comment
  RSA121439  Erigeron aphanactis G. T. Nordstrom 1936-7-25 960 Sierra 5 3/4 miles W of Purdy. 1951 Comment
  SEINET11851506  Erigeron aphanactis J. G. Lemmon 1874-1 108 Sierra Sierra Co. &c Comment
  UC477537  Erigeron aphanactis var. aphanactis L. S. Smith 1931-6-29 2572 Sierra Tahoe Nat. Forest 2133 Comment
  CAS-BOT-BC205244  Erigeron bloomeri var. bloomeri James R. Shevock; Barbara Ertter 1986-6-1 11533 Sierra Northern Sierra Nevada. Toiyabe National Forest. Dog Valley, 6.8 miles west of Verdi adjacent to the Forest Service Guard Station 1800 Comment
  RSA121427  Erigeron bloomeri var. bloomeri E. Sawyer 1935-6-28 253 Sierra 1/2 miles S.S.E. of Sattley 1494 Comment
  SJSU12089  Erigeron bloomeri var. bloomeri N. A. Hopkins 1971-6-14 380 Sierra Sierra Valley Airfield ca. 1 mile SE of Sierraville, Sierra Valley 1524 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
  CDA11888  Erigeron divergens G. F. Hrusa, J. Jokerst 1991-7-5 8552 A Sierra Sierra Valley Region; Antelope Valley. Comment
  UC1118127  Erigeron divergens G. T. Nordstrom 1936-7-23 960 Sierra 2 mi sw Purdy; Sierraville Quad. 1615 Comment
  UC585084  Erigeron eatonii var. nevadincola E. B. Babcock, G. L. Stebbins Jr. 1936-6-3 1624 Sierra about 3.5 mi ne of Sierraville (on road to Loyalton, se edge of Sierra Valley); Sierra Valley, Newman point 1615 Comment
  RSA121438  Erigeron filifolius G. T. Nordstrom 1936-7-25 965 Sierra 5 3/4 miles W of Purdy. 1951 Comment
  SEINET8667371 Image available Erigeron glacialis W. Harnach, N. Harnach 1991-7-14 643 Sierra Coburn Lake, approx. 1/4 mile below outlet to lake 2280 Comment
  CAS-BOT-BC300849  Erigeron glacialis var. glacialis H. Albert Barker 1926-7-3 33 Sierra Packer Lake 1981 Comment
  CAS-BOT-BC300850  Erigeron glacialis var. glacialis Elmer I. Applegate 1921-9-7 3381 Sierra Gold 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
  CHSC61782  Erigeron glacialis var. glacialis Lowell Ahart 1993-9-10 7223 Sierra On the north side of Mount Fillmore, about 1 1/2 miles south of the dirt road from Gibsonville to Johnsville. 2255 Comment
  CHSC72428  Erigeron glacialis var. glacialis L. P. Janeway 1998-7-24 5833 Sierra West end of Church Meadows; west side of Road 721 0.3 mi northeast of Gold Lake Hwy (Road 620). Narrow low ridge between two meadows. 2033 Comment
  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
  JEPS125769  Erigeron glacialis var. glacialis William Harnach 2012-8-1 1288 Sierra At the end of Road 09-6, a spur road off of Forest Road 09, approximately 1.0 air miles NW of Haskell Peak. Comment
  UC1118203  Erigeron glacialis var. glacialis A. Lewis 1934-6-15 483 E Sierra Fillmore Peak Plumas National Forest, Downieville Quadrangle, Fillmore Pea 2042 Comment
  UC579270  Erigeron glacialis var. glacialis A. Lewis 1934-6-15 483 Sierra Fillmore Peak Plumas National Forest, Downieville Quadrangle, Fillmore Pea 2042 Comment
  CAS-BOT-BC295150  Erigeron inornatus A. R. Kruckeberg 1954-8-1 3662 Sierra Along Highway 49, 3 miles e. of Yuba Pass. Tahoe N.F. Comment
  SJSU14318  Erigeron inornatus N. A. Hopkins 1989-8-6 1569 Sierra on Deadmans Peak 1981 Comment
  UC580705  Erigeron inornatus var. inornatus N. H. French 1934-7-24 536 Sierra 1 mi ese of Webber Lake (s of Sierraville); Truckee Quadrangle 2133 Comment
  SJSU9802  Erigeron lassenianus C. W. Sharsmith 1982-5-30 8653 Sierra 1.25 mi NW of Sattley, Sierra Valley 1524 Comment
  SEINET8477188 Image available Erigeron petrophilus D. Taylor 2011-8-10 21152 b Sierra Henness pass road 2 miles east of keystone gap, Haypress Valley, CA 71/2 USGS quadrangle, North facing cirque 2073 Comment
  CAS-BOT-BC295782  Erigeron petrophilus var. sierrensis G. L. Stebbins 1970-7-25 7082 Sierra Northwest ridge of Mt. Fillmore 1950 Comment
  CAS-BOT-BC295783  Erigeron petrophilus var. sierrensis Margaret Williams; Arnold Tiehm 1974-8-17 74 /5/55 Sierra Verdi Ridge, Verdi Range Comment
  CHSC115928  Erigeron petrophilus var. sierrensis L. P. Janeway 2015-8-26 11853 Sierra Northern High Sierrra Nevada. Plumas National Forest; north slope of Sawmill Ridge overlooking Slate Creek; along Road 800 about 1.2 road-km southwest of Gibsonville-Johnsonville Road. 1789 Comment
  SEINET8687531 Image available Erigeron pumilus var. intermedius A. A. Heller, P. B. Kennedy 1907-7-1 8664 Sierra Purdy Comment
  SJSU12001  Erigeron pumilus var. intermedius N. A. Hopkins 1973-6-19 551 Sierra 3 miles N of Loyalton, Sierra Valley 1493 Comment
  CAS-BOT-BC300264  Erigeron reductus var. reductus Mrs. E. C. Sutliffe 1927-10-1 s.n. Sierra Salmon Lake Comment
  CAS-BOT-BC216035  Eriodictyon californicum Vincent Jones 1920-5-25 s.n. Sierra Cedar Glen Comment
Read comments
Mar 18 2018
  CAS-BOT-BC216036  Eriodictyon californicum Eva Kennedy 1909-1-1 9 Sierra Downieville Comment
  UC1124278  Eriodictyon californicum A. Lewis 1934-8-9 529 Sierra 1/4 mi e Sierra City; Tahoe National Forest, Downieville Quad. 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-BC256174  Eriogonum douglasii var. meridionale James R. Shevock 1985-5-19 11151 Sierra Along California Highway 49 at Rice Hillk, 4.7 miles northeast of Highway junctions 49 & 89 at Sierraville, Sierra Valley, Northern Sierra Nevada 1650 Comment
  JEPS125761  Eriogonum douglasii var. meridionale William Harnach 2015-5-31 1417 Sierra 1.3 miles north of the intersection of County Road A-23 and Calpine Road (east of Calpine). Comment
  UC161846  Eriogonum incanum J. G. Lemmon 1875-1 246 Sierra peaks above Webber Lake (near Pyramid Lake); Lassens's Peak Comment
  CAS-BOT-BC259358  Eriogonum lobbii Elmer I. Applegate 1921-9-7 3349 Sierra Gold Lake 2133 Comment
  CAS-BOT-BC259362  Eriogonum lobbii Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Salmon Lake Comment
  CAS-BOT-BC259357  Eriogonum lobbii A. R. Kruckeberg 1954-8-2 3680 Sierra Along trail to Sierra Buttes, 1/2 mile above upper Tamarack Lake 2438 Comment
  HSC93430  Eriogonum marifolium Vernon H. Oswald, L. Ahart 1996-8-19 8201 Sierra Yuba Pass-Weber Lake Rd., 1.2 mi. S of the rd. to Lincoln Valley 2348 Comment
  JEPS56735  Eriogonum marifolium J. G. Lemmon 1888-1 Sierra Gold Lake Comment
  SBBG1546  Eriogonum marifolium H. and M. Dearing 1939-7-4 3826 Sierra Gold Lake Comment
  SEINET527222  Eriogonum marifolium Paul Opler 2004-6-22 Sierra Tahoe National Forest: Lincoln Meadow, west slope of east moraine. 4 miles S of yuba Pass summit. Comment
  SJSU13893  Eriogonum marifolium N. A. Hopkins 1986-6-30 1347 Sierra on a bald ridge 2158 Comment
  UCD100397  Eriogonum marifolium Gladys L. Smith 1959-6-20 1240 Sierra north of Gold Lake. 1981 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
  CHSC109874  Eriogonum marifolium var. marifolium L. P. Janeway; B. Castro 2012-6-16 10875 Sierra Northern High Sierra Nevada. Plumas National Forest; top of Mt. Ararat, 6.5 km southeast of Bucks Lake. 1885 Comment
  CHSC67270  Eriogonum microthecum var. laxiflorum James D. Jokerst 1989-7-14 3141 C Sierra 1.25 mi SW of Balls Ranch on rocky knob W of dirt road. 2042 Comment
  SEINET10479457  Eriogonum nudum Lowell Ahart, Peter Ahart 1983-10-27 Ahart 4490 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
  SEINET7248595  Eriogonum nudum George K. Helmkamp, Elizabeth Helmkamp 2013-1 Sierra Comment
  CHSC45848  Eriogonum nudum var. deductum Lowell Ahart 1979-7-15 1963 Sierra North of the road that goes from La Porte to Johnsville, about 1 mile east of Mount Etna, southeast of Stafford Mountain. 1828 Comment
  CHSC67870  Eriogonum nudum var. deductum James D. Jokerst 1986-6-19 2650 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
  UC1032208  Eriogonum nudum var. deductum G. T. Nordstrom 1936-7-9 923 Sierra 2 mi nw Dog Valley; Tahoe National Forest, Sierraville Quadrangle Comment
  SEINET5330892  Eriogonum nudum var. deductum M. J. Williams 1983-8-7 83- 133 -2 Sierra Verdi Ridge, above Dog Valley 2316 Comment
  CAS-BOT-BC261614  Eriogonum nudum var. nudum L. P. Janeway 1984-8-12 995 Sierra Ridge-top just south of Packer Saddle 2148 Comment
  SEINET530766  Eriogonum nudum var. nudum Paul Opler 2007-7-1 Sierra Tahoe National Forest, Packer Lake Rd., Packer Campground. Comment
  SEINET5331123  Eriogonum nudum var. nudum K. Burnstad 1974-9-14 6500 Sierra Nelson Creek, Pumus Nat. Forest. 1981 Comment
  CAS-BOT-BC269962  Eriogonum spergulinum var. reddingianum Catherine Best 1981-6-17 s.n. Sierra Hwy 89, 12 miles north of Truckee 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
  JEPS56330  Eriogonum spergulinum var. reddingianum W. L. Jepson 1896-8-27 Sierra Dog Valley Comment
  SEINET5331558  Eriogonum spergulinum var. reddingianum W. Harnach, N. Harnach 1989-6-24 163 Sierra Sierra Valley, south of Sattley, Martinetti Ranch (Elvers) 1518 Comment
  SEINET5331564  Eriogonum spergulinum var. reddingianum W. Harnach, N. Harnach 1992-6-29 691 Sierra West of Sattley, NW of Martinetti ranch in logged drainage. Shirley Holstrom owner. 1554 Comment
  SEINET5331565  Eriogonum spergulinum var. reddingianum W. Harnach, N. Harnach 1991-7-4 605 Sierra South of Sattley, Martinetti Ranch. 1512 Comment
  CAS-BOT-BC269966  Eriogonum spergulinum var. reddingianum Gladys L. Smith 1959-6-20 1246 Sierra On road betw. Gold Lake and Feather River Highway, at Plumas - Sierra county line 1981 Comment
  SEINET530707  Eriogonum umbellatum var. furcosum Paul Opler Sierra Mountain House Rd. 1398 Comment
  CHSC107893  Eriogonum umbellatum var. modocense L. P. Janeway 2011-9-15 10731 Sierra Northern High Sierra Nevada. Plumas National Forest; at head of East Branch Slate Creek; along the road to Johnsville (Road 900; Road 22N12X) 7.7 road km east of Quincy-La Porte road; 0.8 air km west-northwest of Mt. Etna. 1948 Comment
  CHSC37222  Eriogonum umbellatum var. modocense L. Ahart 1982-7-28 3698 Sierra Ca. 1/4 mi n of Pacific Mine, ca. 5 mi e of LaPorte. 1700 Comment
  CHSC45852  Eriogonum umbellatum var. modocense Lowell Ahart 1974-9-6 621 Sierra Near the dirt road below the Big Rocks, near Mount Etna, about 12 miles north-east of La Porte. 1828 Comment
  CAS-BOT-BC262087  Eriogonum umbellatum var. nevadense Lewis S. Rose 1934-7-4 34314 Sierra Gold Lake Comment
  CAS-BOT-BC262088  Eriogonum umbellatum var. nevadense George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  CAS-BOT-BC262092  Eriogonum umbellatum var. nevadense M. S. Taylor 1982-7-19 4883 Sierra Between Hwy 89 and Little Truckee River, ca. 1/4 mi n of Little Truckee Campground, ca. 12 mi sw of Sierraville Comment
  CHSC32053  Eriogonum umbellatum var. nevadense L. Ahart 1974-9-6 622 Sierra Along rd below Big Rocks, near Mt. Etna, ca. 10 mi ne of La Porte. 1828 Comment
  CHSC45492  Eriogonum umbellatum var. nevadense Lowell Ahart 1975-8-17 929 Sierra South of French Meadows, about 3 miles west and 1/2 mile south of Webber Lake. 2133 Comment
  CHSC67275  Eriogonum umbellatum var. nevadense James D. Jokerst 1990-7-27 3165 Sierra Balls Ranch Surveys for Jones and Stokes. Summit of Bald Mtn. Range at N end. 2621 Comment
  POM148084  Eriogonum umbellatum var. nevadense George Haley 1927-8-6 s.n. Sierra Weber Lake. Comment
  SEINET3412089 Image available Eriogonum umbellatum var. nevadense S. B. Doten, P. B. Kennedy 1901-7-12 154 Sierra Webber Lake Comment
  UC585236  Eriogonum umbellatum var. nevadense E. B. Babcock, G. L. Stebbins Jr. 1936-6-3 1622 Sierra on road to Loyalton about 3 1/2 mi ne Sierraville (Newman point, se edge of Sierra Valley); Sierra Valley, Newman point 1600 Comment
  SEINET10970705  Eriogonum umbellatum var. nevadense Mary Susan Taylor 1982-7-19 Taylor 4883 Sierra T19N R16E sw sec 18. Between Hwy 89 and Little Truckee River, ca. 1/4 mi n of Little Truckee Campground, ca. 12 mi sw of Sierraville. Comment
  SEINET5331940  Eriogonum umbellatum var. nevadense S. B. Doten, Patrick Beveridge Kennedy 1901-7-12 154 Sierra [Sierra Nevada] Webber Lake Comment
  CHSC69187  Eriogonum umbellatum var. polyanthum Vernon Oswald; Lowell Ahart 1997-8-19 8820 Sierra Mountain House Rd. (County Rd. 300) 1.3 mi south of Goodyears Bar. On a roadcut. 899 Comment
  UC77776  Eriogonum umbellatum var. torreyanum J. G. Lemmon and wife 1872-1 Sierra near Weber Lake Comment
  CHSC107890  Eriogonum ursinum var. ursinum Dean Wm. Taylor 2011-8-11 21154 Sierra Sierra Nevada; Jepson manual nSNH region; Jackson Meadows Reservoir, along Graniteville Road 0.5 miles S of the western dam abutment (Middle Fork Yuba River watershed). 1859 Comment
  CHSC1334  Eriogonum ursinum var. ursinum V. Holt 1942-7-18 Sierra Gold Lake. 2133 Comment
  CHSC37229  Eriogonum ursinum var. ursinum L. Ahart 1982-7-28 3685 Sierra Ca. 1/4 mi n of the Pacific Mine, ca. 5 mi e of LaPorte. 1700 Comment
  CHSC66817  Eriogonum vimineum Vernon H. Oswald; Lowell Ahart 1996-8-19 8238 Sierra Northern High Sierra Nevada. S side of Little Truckee Bridge on the road to Independence Lake, just S of Forest Rt. 07 and ca. 1 mi W of Hwy. 89. Edge of the road. 1950 Comment
  SCFS2088  Eriogonum vimineum M. Fleschner 1965-6-23 196546 Sierra 4 mi W of Downieville, at jct of Hwy 49 and turnoff to Goodyears Bar 834 Comment
  CAS-BOT-BC261801  Eriogonum wrightii var. subscaposum Roxana S. Ferris 1926-9-7 6842 Sierra Site of old town of Silver Mt. Comment
  SEINET7248594  Eriophyllum lanatum var. achilleoides George K. Helmkamp, Elizabeth Helmkamp 2013-1 Sierra Comment
  CHSC74051  Eriophyllum lanatum var. integrifolium B. Castro; M. A. Griggs, Plumas NF botanists 1997-7-10 761 Sierra Bunker Hill Ridge, on ridge crest E of Duck Soup Pond, along Pacific Crest Trail. 2118 Comment
  JEPS34740  Eriophyllum lanatum var. lanceolatum W. L. Jepson 1934-7-30 16773 Sierra between Weed Pt. (Nevada Co.) and North Fork Yuba bridge (Sierra Co.) Comment
  SEINET8566118  Erodium cicutarium C. Bell 1962-5-9 31 Sierra Old Verdi Road; southwest of Verdi, about 1 mile out, right side of the road. 1524 Comment
  CAS-BOT-BC54567  Erysimum capitatum Vincent Jones 1920-5-25 s.n. Sierra Cedar Glen. 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
  SEINET12010004  Erysimum capitatum F. H. Utech 1990-6-5 90 -886 Sierra Tahoe NF, American Flat area, Oregon Creek Fork, ca 1.5 mi NNE of Pliocene Station on NF Rd S300 1000 Comment
  RSA8026  Erysimum capitatum var. perenne H. A. Barker 1927-7-10 797 Sierra Deer Lake. 2165 Comment
  CAS-BOT-BC54947  Erysimum perenne Belle R. Jackson 1932-6-1 s.n. Sierra Yuba Pass. Comment
  SJSU14275  Erysimum perenne N. A. Hopkins 1989-7-1 Sierra Yuba Pass-Weber L Rd, 6-7 mi S of Yuba Pass 2316 Comment
  SEINET14196935  Erythranthe breweri W. Harnach, N. Harnach 2000-7-9 950 Sierra Sierra Valley, ca 0.5 mile N of Coburn Lake, at the end of access road. 2188 Comment
  SEINET14196952  Erythranthe breweri P. B. Kennedy, S. B. Doten 1901-7-8 121 Sierra Near Webber Lake. Comment
  CHSC10771  Erythranthe guttata Lowell Ahart 1966-11-18 Sierra Near Goodyear's Bar Road. 1066 Comment
  CHSC94177  Erythranthe microphylla Lowell Ahart 2006-6-21 12799 Sierra On the west side of the Foote Road, near Blue Ravine, about 3 miles (by road) southwest of Alleghany. 1053 Comment
  CAS-BOT-BC502828  Erythronium multiscapideum Wm. Vortriede 1928-4-15 s.n. Sierra Downieville Comment
  CHSC32068  Erythronium purpurascens L. Ahart 1977-4-20 1318 Sierra 5 mi ne of Alleghany. 1500 Comment
  CAS-BOT-BC502814  Erythronium purpurascens Vincent Jones 1920-5-25 s.n. Sierra Cedar Glen Comment
Read comments
Mar 18 2018
  SEINET5339930  Eschscholzia californica I. LaRivers 1960-6-22 s.n. Sierra Verdi 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-BC310402  Eucephalus breweri Gordon H. True 1971-9-7 7051 Sierra On Mt. Lola Trail, Cold Stream Canyon 2316 Comment
  HSC93203  Eucephalus breweri Vernon H. Oswald, L. Ahart 1996-8-19 8190 Sierra Yuba Pass-Weber Lake Rd. (Forest Rt. 12), 2.2 mi. S of Hwy. 49; northern High Sierra Nevada 2134 Comment
  JEPS125748  Eucephalus breweri William Harnach 2012-8-1 1287 Sierra At the end of the Road 09-6, a spur road off of Forest Road 09, approximately 1.0 air miles NW of Haskell Peak. Comment
  JEPS16784  Eucephalus breweri Rimo Bacigalupi with L. Constance and E. Nasir 1953-9-9 4358 Sierra along road between Webber Lake and Meadow Lake Sierra-Nevada County Boundary, Tahoe National Forest 2133 Comment
  JEPS5822  Eucephalus breweri W. L. Jepson 1934-8-3 16825 Sierra 2 mi e, Pioneer Road Sta. Bassett Road Sta.; North Fork Yuba River Comment
  UC1735310  Eucephalus breweri J. C. Semple, B. A. Suripto, T. Ahmed 1990-8-13 9319 Sierra SE of Berry Creek (S of Hwy 49); Yuba Pass Rd Comment
  SEINET7042365  Euphorbia crenulata W. P. Vestal, A. G. Vestal 1955-8-30 s.n. Sierra Roadside on Route 49 just east of crossing of North Yuba River, below Indian Hill. Strawberry Valley quadrangle UTM Zone 10, 671073mE, 4375765mN. Comment
  CAS-BOT-BC310550  Eurybia integrifolia George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  CHSC112378  Festuca arundinacea L. P. Janeway 2014-6-23 11403 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
  CAS-BOT-BC282645  Festuca occidentalis L. S. Smith 1926-5-18 1826 Sierra St. Charles Hill, Tahoe National Forest 1219 Comment
  CAS-BOT-BC504416  Fritillaria atropurpurea Javier Penalosa 1962-6-20 2510 Sierra Little Truckee River at Hwy. 89 1905 Comment
  SEINET8478888  Fritillaria micrantha W. Harnach, N. Harnach 1989-4-30 048 Sierra Sierra Valley, 0.5 miles E of Calpine, Calpine Ranch. 1498 Comment
  UCD121594  Galium bifolium N. Hopkins 1972-6-17 462 Sierra Near Packer Lake. 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
  SEINET12568493  Galium triflorum W. Harnach, N. Harnach 1989-8-9 071 Sierra Sierra Valley, Approx 5 miles N of Sierraville on Hwy 49, Newman Point (Rice on map). 1524 Comment
  CAS-BOT-BC182240  Garrya fremontii Alice Eastwood 1918-4-6 6759 Sierra Downieville 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
  JEPS78164  Garrya fremontii Gary W. Zamzow 1972-6-27 34 Sierra 2 mi from Highway 49 down Sardine Lake Road (100 m nw of bath house, at Sand Pond); Sand Pond 1828 Comment
  SBBG59829  Garrya fremontii J. G. Lemmon -Jun-1879 Sierra Sierra Valley Comment
  UC1122701  Garrya fremontii A. Lewis 1934-7-11 510 Sierra 1.3 mi se Table Rock; Plumas National Forest, Downieville Quad. 1828 Comment
  UCD121125  Garrya fremontii Gerald Dickinson 1963-6-26 39 Sierra 1/4 mile west of Sand Pond. 1783 Comment
  UCR131630  Garrya fremontii Beecher Crampton 1954-5-11 1896 Sierra Tahoe National Forest, 2 miles [north]east of Sierra City on Hwy 49 1341 Comment
  CAS-BOT-BC478887  Gayophytum W. Harnach; N. Harnach 1989-6-27 181 Sierra Lundy Lake road 1505 Comment
  CAS-BOT-BC478888  Gayophytum G. L Smith 1959-6-19 1224 Sierra Lower Sardine Lake 1828 Comment
  CHSC52940  Gayophytum diffusum subsp. parviflorum L. P. Janeway 1989-8-16 3587 Sierra Plumas National Forest. Near top of ridge 1/2 mi SE of Chapman Saddle; ca 2 1/4 mi SE of Haskell Pk. 2133 Comment
  POM262913  Gayophytum heterozygum Herbert McLean Evans 1921-07 s.n. Sierra Salmon Lake Comment
  UC1186540  Gayophytum racemosum E. G. Linsley 1959-7-2 59 -155 Sierra Weber Lake 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-BC459372  Geum macrophyllum Catherine Best 1984-6-19 1008 Sierra Sierra Valley , 1/2 mile west of Sierraville on Hwy 89 Comment
  CHSC115266  Geum macrophyllum var. perincisum Lowell Ahart 2015-5-9 20177 Sierra On the west side of the Canyon Creek Trail, about 50 yards southeast of the foot bridge across Boyce Ravine, trail on the north side of the North Fork of the Yuba River, about one mile west of Highway 49, about 2 miles west of Indian Valley. 716 Comment
  SEINET6702745  Geum macrophyllum var. perincisum F. H. Hillman 1894-1 s.n. Sierra Between Truckee and Lake Tahoe Comment
  CAS-BOT-BC143555  Geum triflorum Margaret Williams 1975-6-26 75 -60 Sierra Sagebrush Flat, E end of Dog Valley 1676 Comment
  UC568789  Gilia brecciarum subsp. brecciarum G. L. Stebbins Jr. and J. A. Jenkins 1937-5-22 2138 Sierra about 3 1/2 mi e Loyalton; e of Loyalton 1615 Comment
  CHSC45446  Gilia capitata subsp. mediomontana Lowell Ahart 1973-5-25 235 Sierra Along the Foote Road, south of Alleghany. 1219 Comment
  JEPS110464  Gilia capitata subsp. mediomontana Lowell Ahart 2006-6-21 12821 Sierra On the south side of the Foote Road, about 1.3 miles (by road) southwest of Alleghany 1305 Comment
  RSA718383  Gilia capitata subsp. mediomontana L. Ahart 2006-6-21 12821 Sierra on the south side of the Foote Road, about 1.3 miles (by road) southwest of Alleghany. 1306 Comment
  JEPS123991  Githopsis specularioides Lowell Ahart 2015-5-9 20163 Sierra About 100 yards west of Highway 49, about one mile west of Indian Valley. Comment
  UC185951  Githopsis specularioides J. G. Lemmon 1875-1 17 Sierra Comment
  SEINET200143 Image available Glyceria borealis M. A. Nobs, SG Smith 1949-8-20 1500 Sierra About 0.5 mi W of Loyalton on rd to Sierraville Sierra Valley Comment
  SEINET6836589 Image available Glyceria borealis Malcolm A. Nobs, S. Galen Smith 1949-8-20 1500 Sierra ca. 0.5 mi W of Loyalton on road to Sierraville, Sierra Valley Comment
  JEPS122442  Glyceria elata L. P. Janeway 2014-8-12 11568 Sierra Northern High Sierra Nevada. Plumas National Forest; tributary to Whiskey Creek (an upper tributary to Slate Creek), 1.0 air-km north-northeast of Lake Delahunty; near crossing of Road 22N01X. Quad: Onion Valley 7.5'. Comment
  SEINET4584663  Glyceria elata W. Harnach, N. Harnach 1992-7-4 696 Sierra Sierra Valley, Martinetti Ranch, Barry Creek, approx 0.5 miles south of Sattley 1524 Comment
  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
  SEINET8770748 Image available Gnaphalium palustre T. L. Breene 1937-7-3 538 Sierra In Ball Canyon, 22 miles northwest of Reno Comment
  SEINET10474676  Gnaphalium palustre Lowell Ahart, Peter Ahart 1983-10-27 Ahart 4484 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
  SJSU12262  Gnaphalium palustre N. A. Hopkins 1983-7-9 1157 Sierra 1 mi SW of Calpine 1524 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
  SBBG120356  Hackelia micrantha D. Wilken with E. Painter, M. Wetherwax 2007-6-17 16748 Sierra E end of Butcher Ranch Meadow, E of Butcher Ranch Crk, ca. 2 linear km W of Packer Lake 1985 Comment
  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
  UCD63699  Helenium bigelovii Daniel Sanchez-Mata; Tomas Santamaria 2006-7-8 s.n. Sierra Forest City. Granite Mountain. Tahoe National Forest. Banner Mine Road to Harris Meadows. 1820 Comment
  UCD21014  Helenium bigelovii E. Bortiri 2002-7-4 WFC 62 Sierra Gold Valley, near Sierra Buttes and Packer Lake, Sierra Co. Comment
  SEINET11196749 Image available Helianthella californica S. B. Doten 1901-7-12 164 Sierra Webber Lake Comment
  SEINET11196755 Image available Helianthella californica S. B. Doten 1901-7-2 84 Sierra Webber Lake Comment
  JEPS16620  Helianthella californica subsp. nevadensis Rimo Bacigalupi with Aldo Bacigalupi 1952-8-19 3948 Sierra along State Hwy 49 1/4 mi e Yuba Pass 1950 Comment
  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-BC314818  Helianthella californica var. nevadensis Elmer I. Applegate 1921-9-7 3369 Sierra Gold Lake 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
  SEINET11196859 Image available Helianthus annuus W. Harnach, N. Harnach 1990-9-3 524 Sierra Sierra Valley, 1/2 mi S of Alpers Ranch at turnout on Hwy 49 (approx 1.75 N of Sierraville on Hwy 49 to Loyalton) 1509 Comment
  RSA107459  Helianthus bolanderi L. S. Rose 1955-7-20 55162 Sierra 2 miles south of Calpine. 1509 Comment
  RSA125608  Helianthus bolanderi E. K. Balls 1957-6-11 22625 Sierra Hgt.. to 3'; grown in Botanic Garden from seed collection Oct. 9 1952, by E.K. Balls and P.C. Everett, 6.7 miles n. of Sierraville, Hwy. 89, 1.9 miles. n. of jct. hwys. 49 & 89; 1280 Comment
  RSA79296  Helianthus bolanderi E. K. Balls, Percy C. Everett 1952-10-9 18125 Sierra Sagebrush Scrub Community, 6.7 mi. n.w. of Sierraville, Hwy 89, 1.9 miles north of jct. with Hwy 49. 1280 Comment
  SJSU14004  Helianthus bolanderi N. A. Hopkins 1988-8-12 1471 Sierra by Hwy 89 midway between Hwy 49 & Calpine 1524 Comment
  SEINET11197279 Image available Hemizonella minima W. Harnach, N. Harnach 1989-6-24 164 Sierra Sierra Valley. 0.5 miles S of Sattley, Martinetti Ranch. At the borrow pit. 604 Comment
  SJSU9814  Hemizonella minima C. W. Sharsmith 1982-5-30 8664 Sierra 2 mi N of Sattley on Sattley-Beckwourth Rd, Sierra Valley 1524 Comment
  JEPS1688  Hesperochiron californicus Katharine Brandegee c. 1910 Sierra Peavine Comment
  SEINET10935934 Image available Hesperochiron californicus Heidi H. Schmidt 1993-6-12 Schmidt 842 Sierra Tahoe National Forest. Road to Weber Lake. 3.2 miles W of state highway 89. 1950 Comment
  SJSU6445  Hesperochiron californicus N. A. Hopkins 1971-6-19 409 Sierra ENE of Sattley, Sierra Valley 1524 Comment
  UCD23343  Hesperochiron californicus E. W. Jameson 1949-4-28 s.n. Sierra Sierra Valley. 1493 Comment
  CHSC47432  Hesperolinon micranthum Lowell Ahart 1978-6-4 1753 Sierra About 1 mile south of Alleghany, west of the Foote Road, growing on dry red soil around shrubs. 1219 Comment
  SJSU7866  Hesperolinon micranthum C. L. Kline 1965-6-29 105 Sierra Goodyears Bar on N Yuba R c. 4.2 mi W of Downieville, c. 0.5 mi off State Hwy 49 975 Comment
  JEPS123993  Heterocodon rariflorum Lowell Ahart 2015-5-9 20162 Sierra About 300 yards west of Highway 49, about one mile west of Indian Valley. 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
  UCR230983  Heuchera micrantha George K. Helmkamp, E. A. Helmkamp 2011-6-9 17544 Sierra Northern Sierra Nevada Mountains Foothills, 5.9 miles north of Camptonville along CA-49, about 1.2 miles northeast of the Yuba Co. line 899 Comment
  CHSC45967  Heuchera micrantha var. erubescens Lowell Ahart 1977-8-2 1526 Sierra Growing on large rocks on an open ridge on the west side of Mount Fillmore, near the summit, about 12 miles north-east of La Porte. 2316 Comment
  CHSC63171  Heuchera micrantha var. erubescens Lowell Ahart 1994-7-1 7430 Sierra South of the larger pond, steep rocky slope on the north side of Henness Pass Road, at Keystone Gap, east of Keystone Mountain, about 1 1/2 miles north-east of Middlewaters, about 11 miles (air) north-east of Alleghany. 1889 Comment
  JEPS87612  Heuchera micrantha var. erubescens Lowell Ahart 1994-7-1 7430 Sierra about 1 1/2 mi ne Middlewaters (e of Keystone Mountain, n side of Henness Pass Road at Keystone Gap, about 11 mi (air) ne of Alleghany); ne of Middlewaters, e of Keystone Mountain, Keystone Gap 1889 Comment
  CAS-BOT-BC425305  Heuchera rubescens P. A. Lehenbauer 1937-6-8 65 Sierra 25 mi. w. of Reno, Nev., on Truckee R. at Iceland, s. side of river by falls 1676 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
  CHSC40629  Hieracium greenei J. D. Jokerst 1982-9-10 1673 Sierra Near the summit of the Sierra Buttes, above treeline along the road to the lookout. 2590 Comment
  CHSC40567  Hieracium horridum J. D. Jokerst 1982-9-10 1674 Sierra Along the road to the lookout tower at the summit of Sierra Buttes, ca 1/8 mile below the summit (along road). 2590 Comment
  CHSC57262  Hieracium scouleri L. P. Janeway 1984-8-11 980 Sierra Northwest of Sierra Buttes. 2316 Comment
  UCD123732  Hippuris vulgaris Gerald Dickinson 1963-6-19 6 Sierra Portola Road, 1.2 miles north of Sattley. 1676 Comment
  RSA0016774  Hippuris vulgaris Douglas Drews 1967-5-20 s.n. Sierra 1 mile E of Sattley. 1585 Comment
  RSA125395  Holodiscus microphyllus var. microphyllus Arthur R. Kruckeberg 1954-8-2 3683 Sierra About lookout, Sierra Buttes, Tahoe National Forest. 2621 Comment
  CAS-BOT-BC388564  Holosteum umbellatum W. Harnach; N. Harnach 1990-6-6 340 Sierra Sierra Valley. Martinetti Ranch 1517 Comment
  UCD85481  Hordeum brachyantherum subsp. brachyantherum Elizabeth Wilson 1939-7-12 s.n. Sierra Above Gold Lake. Comment
  UC1586397  Horkelia fusca subsp. parviflora Lowell Ahart 1991-7-22 6693 Sierra ca 1/4 mi s Menness Pass Rd (French Meadow, ca 3 mi nw of Wbber Lake) 2133 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-BC143410  Horkelia fusca var. brownii W. Harnach; N. Harnach 1989-5-21 106 Sierra Sierra Valley. Calpine Ranch (home) 1505 Comment
  CAS-BOT-BC536182  Horkelia fusca var. parviflora James Jokerst 1985-7-22 2524 Sierra Near Carman Creek 901 Comment
  NY436044  Horkelia sericoleuca J. G. Lemmon 1874-1 71 Sierra Comment
  UC114315  Horkelia tridentata subsp. flavescens J. G. Lemmon 1875-1 90 Sierra Sierra Co. Comment
Read comments
Jun 12 2012
  SJSU12269  Hosackia crassifolia N. A. Hopkins 1982-6-9 1149 Sierra c. 1 mi SW of Calpine 1524 Comment
  UCSB17490  Hydrophyllum capitatum Breedlove, Dennis 1962-6-13 Sierra Along the Little Truckee River, 10.0 miles south of Sierraville on South State Highway 89; Sierra Nevada 1950 Comment
  UC1583965  Hydrophyllum capitatum var. alpinum G. Schoolcraft 1990-5-8 2016 Sierra near Calpine (w edge of Sierra Valley); Sierra Valley 1524 Comment
  SEINET5499970  Hydrophyllum capitatum var. alpinum K. Genz 1979-5-23 9123 Sierra Turning south at forest boundary, Long Valley Road, travel Mitchell Canyon Road for 2.3 miles 1817 Comment
  SEINET5500029  Hydrophyllum capitatum var. alpinum P. B. Kennedy, S. B. Doten 1901-7-12 s.n. Sierra [Sierra Nevada] Near Weber Lake Comment
  SEINET5500046  Hydrophyllum capitatum var. alpinum D. Eckert 1954-5-13 s.n. Sierra Dog Valley 1981 Comment
  SJSU12215  Hydrophyllum capitatum var. alpinum N. A. Hopkins 1982-5-14 1048 Sierra 1 mi S of Calpine 1524 Comment
  JEPS125695  Hydrophyllum occidentale William Harnach 2013-5-1 1340 Sierra Goodyears Bar. 3.2 mile South of Highway 49 on Mountain House Road at the water trough. Comment
  RSA8021  Hydrophyllum occidentale H. A. Barker 1927-6-24 734 Sierra Packer Lake. 1982 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
  CHSC44000  Hypericum anagalloides L. P. Janeway 1984-8-25 1068 Sierra Snag Lake. At base of lodgepole pines and among Vaccinium at lake edge. 2026 Comment
  JEPS124796 Image available Hypericum perforatum M. Wheelis 1964-6-25 92 Sierra 3 mi. W. of Downieville, highway 49. Comment
  SJSU10960  Hypericum perforatum subsp. perforatum M. D. Fleschner 1965-6-27 Sierra Goodyears Bar on N Fork Yuba R c. 4.5 mi W of Downieville & c. 0.5 mi off State Rte 49 975 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
  JEPS82077  Ipomopsis aggregata subsp. bridgesii Paul C. Hutchison 1983-8-9 8449 Sierra ca 3 air mi ne Saddleback Mountain (Democrat Peak); Democrat Peak 1905 Comment
  CHSC73973  Ipomopsis congesta subsp. palmifrons M. A. Griggs 1997-7-12 Sierra Bunker Hill Ridge, on highest ridge crest SE of Duck Soup Pond, along Pacific Crest Trail. On SE end of ridge. 2133 Comment
  CDA3767  Isatis tinctoria T. C. Fuller 1962-6-14 9014 Sierra North side of Highway 49 to Sierraville, 1.8 miles west of Loyalton. 0 Comment
  CHSC63105  Isoetes bolanderi Lowell Ahart 1994-7-1 7426 Sierra On the north side of Henness Pass Road, at Keystone Gap, east of Keystone Mountain, about 1 1/2 miles north-east of Middlewaters, about 11 miles (air) morth-east of Alleghany. 1889 Comment
  CAS-BOT-BC69987  Isoetes bolanderi John Thomas Howell 1962-6-18 37822 Sierra Sierra Valley, 1.5 mi. e. of Calpine. 1524 Comment
  CAS-BOT-BC69999  Isoetes bolanderi Barbara Trowbridge 1976-7-28 8051 Sierra On the s.-facing slope of the first ridge n. of White Rock Lake, w. slope of Mt. Lola. 2560 Comment
  SJSU12058  Isoetes echinospora N. A. Hopkins 1976-9-17 876 Sierra outlet of Packer Lake 1889 Comment
  CAS-BOT-BC69855  Isoetes occidentalis Robert F. Thorne; C. W. Tilforth 1969-9-6 39219 Sierra Gold Lake. 1950 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
  JEPS95260  Ivesia aperta var. aperta Kathy Van Zuuk 1990-6-25 Sierra SW of Loyalton ( Sierra Valley to Antelope Valley) 1584 Comment
  SEINET11908322  Ivesia aperta var. aperta J. G. Lemmon 1874-1 70 Sierra Sierra Co., &c Comment
  CAS-BOT-BC123394  Ivesia aperta var. canina James R. Shevock; Barbara J. Ertter 1986-6-1 11532 Sierra Sierra Nevada. Toiyabe National Forest. Near the USFS Guard Station at Dog Valley. 1700 Comment
  JEPS111116  Ivesia aperta var. canina Steve Matson 2005-6-18 1288 Sierra Dog Valley, Toiyabe NF, ca 4 miles northwest of Verdi, NV; just east of old Dog Valley Ranger Station. 39.5619 N, 120.0453 W; Elevation 5800 ft. 1767 Comment
  SEINET5332522 Image available Ivesia aperta var. canina J. Shevock, Barbara J. Ertter 1986-6-1 11532 Sierra Near the USFS Guard Station at Dog Valley, Toiyabe National Forest, NW of Verdi, Nevada. 1700 Comment
  CAS-BOT-BC142354  Ivesia sericoleuca J. G. Lemmon s.n. Sierra Sierra Valley - Sierra Nevada Comment
  CAS-BOT-BC142360  Ivesia sericoleuca John Thomas Howell 1962-6-18 37826 Sierra Sierra Valley, 2.5 mi. n. of Sattley - Sierra Nevada 1524 Comment
  CHSC67699  Ivesia sericoleuca James D. Jokerst 1985-7-22 2525 Sierra Vernal pools In East-side Yellow Pine Forest. 899 Comment
Read comments
Jan 15 2009
  UC54362  Ivesia sericoleuca H. M. Hall and E. B. Babcock Jul 1903 4466 Sierra Sierra Valley; Sierra Nevada Mountains 1524 Comment
  UC585094  Ivesia sericoleuca E. B. Babcock, G. L. Stebbins Jr. 1936-6-3 1678 Sierra on road to Loyalton (e side of Sierra Valley); Sierra Valley 1615 Comment
  UCD82354  Ivesia sericoleuca Ayzik Solomeshch 2009-6-8 s.n. Sierra Sierra County. Sierra Valley. Harvey Ranch. Along Westside Road, ca. 1 km N of intersection of Westside Road and Calpine Road, ca. 200 m W of Westside Road. 1493 Comment
  UCD113632  Ivesia webberi C. Witham 1991-6-12 193 Sierra South end of Upper Long Valley; 0.4 road miles on Road 002 west of the USFS boundary sign; population is 0.25 m N of road. 1722 Comment
  SEINET11911566  Ivesia webberi J. G. 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
  JEPS124659 Image available Juncus balticus Reinhard Jockel 1969-7-3 34 Sierra Kyburz Marsh 2 miles east of highway 89, several miles N of Little Truckee Bridge. Comment
  RSA252413  Juncus balticus subsp. ater Robert F. Thorne, C. W. Tilforth 1969-9-6 39198 Sierra Moist margin of Haven Lake (between Goose and Snag Lakes). 1951 Comment
  UCD84203  Juncus bufonius var. occidentalis Ayzik Solomeshch 2009-6-8 s. n. Sierra Sierra Valley, Roen Ranch, along Westside Rd, ca. 2 km N of the intersection of Westside and Calpine Roads, ca. 1 km east of Westside Rd. 1493 Comment
  UCD169805  Juncus covillei Lowell Ahart 2010-9-15 17181 Sierra Along the west side of a poor road, about 15 yards north of the first pond, about 20 yards northwest of the cabin, about 50 yards southwest of the middle pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak. 2134 Comment
  CHSC47547  Juncus drummondii Lowell Ahart 1977-7-15 1476 Sierra Along the stream that drains the north side of Mount Fillmore, about 12 miles north-east of La Porte. 1828 Comment
  CHSC61893  Juncus drummondii Lowell Ahart 1993-9-10 7200 Sierra A mountain meadow, about 1/4 mile south of where the poor dirt road ends at the stream, camp and water ditch, on the north side of Mount Fillmore, about 1 mile south-west of the dirt road from Gibsonville to Johnsville. 2225 Comment
  CHSC92041  Juncus drummondii Lowell Ahart 2005-8-30 12357 Sierra At the falls on Pass Creek, about 1/4 mile south of French Meadow, about 2 1/2 miles west of Webber Lake. 2073 Comment
  RSA95514  Juncus dubius J. T. Howell 1951-8-21 28257 Sierra 5 miles from Calpine on road to Blairsden 1524 Comment
  CHSC105783  Juncus ensifolius Lowell Ahart 2010-9-15 17183 Sierra Along the west side of a poor road, about 15 yards north of the first pond, about 20 yards northwest of the cabin, about 50 yards southwest of the middle pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak. 2134 Comment
  JEPS107843  Juncus ensifolius Lowell Ahart 2005-8-30 12349 Sierra On the south side of Pass Creek, about 1/4 mile south of French Meadow, about 2 1/2 miles west of Webber Lake 2064 Comment
  RSA716406  Juncus ensifolius L. Ahart 2005-8-30 12344 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
  SBBG55174  Juncus hemiendytus var. abjectus B. Ertter, J. L. Strachan 1980-6-13 3695 Sierra 0.6 mi N of Dog Valley on rd to Dog Valley Cmpgrd 1828 Comment
  SD121500  Juncus hemiendytus var. abjectus Barbara Ertter, Jeffrey Strachan 1980-6-13 3695 Sierra 0.6 mile north of Dog Valley on road to Dog Vally Campground, Toiyabe National Forest northwest of Verdi, Nevada. Shallow swale in opening in Jeffrey Pine forest. 1829 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
  JEPS125798  Juncus longistylis William Harnach 2000-7-4 937 Sierra Approximately 1/2 mile North of Coburn Lake at the end of access road. 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
  CHSC41200  Juncus nevadensis J. D. Jokerst 1984-7-23 2111 Sierra In meadow. Several miles east of Sierra City, ca. 200 feet north of Haypress Cr. 1767 Comment
  CHSC66827  Juncus nevadensis Vernon H. Oswald; Lowell Ahart 1996-8-19 8207 Sierra Northern High Sierra Nevada. Yuba Pass-Weber Lake Rd. (Forest Rt. 12) at Long Valley Creek, 1.3 mi S of the road to Bassetts. In a meadow along the creek. 2225 Comment
  CHSC69960  Juncus nevadensis L. P. Janeway; Eric Schroder 1997-8-14 5333 Sierra Tahoe National Forest. Church Meadows; about 1.5 mi east of Gold Lake. 2042 Comment
  JEPS117666  Juncus nevadensis Lowell Ahart 2010-9-15 17178 Sierra Along the west sisde of a poor road, about 15 yards north of the first pond, about 20 yards northwest of the cabin, about 50 yards southwest of the middle pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) e 2134 Comment
  JEPS117674  Juncus nevadensis 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) e 2134 Comment
  RSA286323  Juncus nevadensis Robert F. Thorne 1974-7-30 45051 Sierra Tahoe National Forest: Goose, Haven and Snag Lakes areas. 2057 Comment
  UC1256285  Juncus nevadensis R. K. Gierisch 1959-6-25 3490 Sierra Saddle Mdw. Tahoe Forest/Expt. Area 1950 Comment
  UC54232  Juncus nevadensis H. M. Hall and E. B. Babcock Jul 1903 4477 Sierra Sierra Valley Sierra Nevada Mountains 1524 Comment
  JEPS124660 Image available Juncus nevadensis M. L. Wheelis 1964-7-7 150 Sierra 2 miles west on Beckworth Pass Road from junction of A2, 3/4 miles north along stream. 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
  CHSC60622  Juncus orthophyllus L. P. Janeway 1984-8-18 1017 Sierra Second meadow southeast of the second switchback down the road from Packers Saddle toward Packer Lake. 1981 Comment
  CHSC61687  Juncus orthophyllus Lowell Ahart 1993-9-10 7184 Sierra Near the edge of a small meadow, near red rock outcrops, on the west side of a poor dirt road that leads to a camp, water ditch (old mining ditch) and stream, on the north side of Mount Fillmore, about 1 mile southwest of the dirt road from Gibsonville to Johnsville. 2133 Comment
  CHSC61933  Juncus orthophyllus Lowell Ahart 1993-9-24 7243 Sierra In small meadow, on both sides of the meadow are red rock outcrops, on the west side of a poor dirt road that ends at a stream, on the north side of Mount Fillmore, about 3/4 mile south of the dirt road from Gibsonville to Johnsville. 2133 Comment
  JEPS49027  Juncus oxymeris Leland S. Smith 1927-7-27 2129 Sierra Dorsey Creek; along Yuba Pass Rd 1981 Comment
  JEPS125794  Juncus parryi William Harnach 2000-7-4 940 Sierra Approximately 0.5 miles North of Coburn Lake at the end of access road. Comment
  UC1755156  Juncus tenuis Dean W. Taylor 2001-8-1 17870 Sierra Slate Creek about 2 miles East of Gibsonville (ca. 8 miles NE of La Porte), along Forest Road 22N44X 1828 Comment
  SEINET3881131  Juncus tiehmii Barbara Ertter, Jeffrey L. Strachan; Arnold Tiehm; Margaret Williams 1979-6-13 2766 Sierra Dog Valley, Mitchell Canyon Road W of Reno, Toiyabe Nat'l Forest.; 0 Comment
  RSA8063  Juniperus communis var. montana H. A. Barker 1927-8-14 841 Sierra Near (north) Hawley Lake 2043 Comment
  CAS-BOT-BC85313  Juniperus occidentalis Alice Eastwood 1918-6-29 7938 Sierra Loyalton Comment
  UC1134334  Juniperus occidentalis A. Lewis 1934-11-7 547 Sierra 4.5 mi n Sierraville; Plumas National Forest, Sierraville Quad. 1493 Comment
  UC572406  Juniperus occidentalis G. T. Nordstrom 1936-7-14 941 Sierra 3 mi nw Dog Valley; Sierraville Quadrangle 2499 Comment
  SEINET10719676  Juniperus occidentalis var. australis Karen M. Meyer, Andrew Townesmith 2007-7-15 Meyer 116 Sierra Tahoe National Forest. 4 mi. N on Hwy 270, off I-80 W. 1749 Comment
  UCD133950  Juniperus occidentalis var. australis K. M. Meyer; A. Townesmith 2007-7-15 116 Sierra Tahoe National Forest. 4 mi. N on Hwy 270, off I-80 W. 1749 Comment
  CAS-BOT-BC236782  Keckiella breviflora Lowell Ahart 1982-7-28 3684 Sierra About 1/4 mile north of the Pacific Mine about 5 miles east of La Porte 1700 Comment
  CAS-BOT-BC236783  Keckiella breviflora Vincent Jones 1920-5-25 s.n. Sierra Cedar Glen Comment
Read comments
Mar 18 2018
  UCD40243  Keckiella lemmonii Rodney Gale Myatt 1972-6-1 1584 Sierra Wild Plum Road, off of Hwy 49 and east of Sierra City. 1450 Comment
  UCR77233  Keckiella lemmonii Peter S. Lathrop 1992-6-30 57 Sierra Sand Pond parking lot, Sierra National Forest 1754 Comment
  SEINET12616362  Kelloggia galioides P. B. Kennedy 1901-7-10 s.n. Sierra Canyon below Webber Lake. Comment
  SEINET12628791  Kelloggia galioides P. B. Kennedy, S. B. Doten 1901-7-10 139 Sierra Canyon below Webber Lake. Comment
  UCD82355  Kobresia myosuroides 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. 1493 Comment
  UC854332  Kumlienia hystricula Alice Eastwood 1918-4-6 6791 Sierra Downieville Comment
  CAS-BOT-BC340359  Kyhosia bolanderi Clare B. Hardham 1985-7-31 30111 Sierra Chapman Creek, west side of Yuba Pass 1767 Comment
  UCD135681  Kyhosia bolanderi Bruce G. Baldwin 1985-8-25 505 Sierra immediately east of entrance to Tahoe National Forest campground at Yuba Pass, California State Highway 49. 2042 Comment
  CAS-BOT-BC349850  Lactuca tatarica subsp. pulchella George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  CAS-BOT-BC341452  Lagophylla ramosissima W. Harnach; N. Harnach 1990-8-2 501 Sierra Sierra Valley. Near gate to Fisher field 1498 Comment
  SEINET7949754  Lamium amplexicaule W. Harnach, N. Harnach 1989-5-5 53 Sierra Sierra Valley, alongside of drainage ditch from Loyalton, Loyalton High School. 1524 Comment
  CAS-BOT-BC337881  Lapsana communis Orbelia Robinson 1983-7-13 s.n. Sierra Goodyear's Bar; Wright Ranch, property of Everett and Bert Bertillion Comment
  UCR206331  Lathyrus sulphureus George K. Helmkamp, E. A. Helmkamp 2009-5-28 14858 Sierra Northern Sierra Nevada Foothills, along CA-49, 1.8 miles north of the Yuba County line0 884 Comment
  CAS-BOT-BC321060  Layia glandulosa Elmer I. Applegate 1935-6-7 9394 Sierra Thomas massacre area, Lava Beds National Manument Comment
  SEINET11975271  Ledum glandulosum J. G. Lemmon 1874-1 143 Sierra 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
  JEPS125724  Lemna gibba William Harnach 2015-10-13 1463 Sierra 6.3 miles West of Loyalton on Highway 49. Comment
  UC1101250  Lemna gibba Malcolm A. Nobs, S. Galen Smith 1949-8-20 1496 Sierra about 0.5 mi w of Loyalton (on road to Sierraville, Sierra Valley); Sierra Valley Comment
  CAS-BOT-BC534521  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
  JEPS125700  Lemna minor William Harnach 2015-10-6 1452 Sierra 0.30 miles east of Highway 49 on Lemmon Canyon road, east of Sierraville. Comment
  SEINET8655864  Lemna minor W. Harnach 2015-10-6 1452 Sierra 0.30 miles east of Hwy 49 on Lemmon Canyon Road, east of Sierraville. 1509 Comment
  JEPS125697  Lemna minuta William Harnach 2015-10-6 1454 Sierra 1.8 miles each of Highway 49 on Lemmon Canyon road, east of Sierraville. Comment
  JEPS125703  Lemna minuta William Harnach 2015-10-6 1456 Sierra 2.2 miles East of Highway 49 on Lemmon Canyon Road, East of Sierraville Comment
  SEINET8655858  Lemna minuta W. Harnach 2015-10-6 1458 Sierra Intersection of Hwy 49 & Lemmon Canyon Road, Sierraville. North side of Hwy 49. 1509 Comment
  CAS-BOT-BC534933  Lemna minuta S. Galen Smith; Malcom A. Nobs 1949-8-20 1495 Sierra Marshy pasture about 0.5 mile west of Loyalton on road to Sierraville, Sierra Valley. Comment
  UC1101278  Lemna turionifera Malcolm A. Nobs, S. Galen Smith 1949-8-21 1522 Sierra ierra Valley, Island School Sierra Valley; , Island School Comment
  SEINET12277323  Lepechinia calycina J. G. Lemmon 1874-1 s.n. Sierra no further locality, Sierra Co., &c Comment
  JEPS110047  Lepidium campestre Lowell Ahart 2006-6-21 12842 Sierra On the west side of the road, about 3 1/2 miles (by road) northwest of Forest 1421 Comment
  CAS-BOT-BC88808  Lepidium campestre Anna Head 1921-6-21 s.n. Sierra Feather River Region. Campbells Hot Springs. Comment
  CAS-BOT-BC88853  Lepidium campestre Catherine Best 1988-6-10 1287 Sierra Sierra Nevada. Herringtons. Sierra City. Comment
  UCD115713  Lepidium latifolium A. Shapiro 1995-8-17 s.n. Sierra Hwy 49, ca. 1.3 rd mi N of Sierraville (Torri Ranch). 1516 Comment
  HSC93308  Lepidium virginicum var. menziesii Vernon H. Oswald, L. Ahart 1996-8-19 8233 Sierra Road to Lake of the Woods, 1 mi. N of FS Rd. 07, NE of Webber Lake, northern High Sierra Nevada 2195 Comment
  CHSC50678  Leptosiphon ciliatus Lowell Ahart 1990-6-18 6526 Sierra East of the road, about 1 mile north-east of Scales. 1524 Comment
  CHSC66528  Leptosiphon ciliatus Lowell Ahart 1996-7-25 7691 Sierra Along the dirt road, old Henness Pass Road, French Meadow, about 2 miles west of Webber Lake. 1950 Comment
  UCSB19869  Leptosiphon ciliatus Hardham, Clare 1961-6-15 Sierra Yuba Pass Comment
  CHSC106595  Leptosiphon harknessii B. Castro; L. P. Janeway 2001-7-1 1269 Sierra Northern High Sierra Nevada. Near springs on lower northwest flank of Table Rock 0.6 mi southwest of Howland Flat, along USFS Road 21N08. 1767 Comment
  SEINET14165450  Leptosiphon harknessii P. B. Kennedy, S. B. Doten 1901-7-8 114 Sierra East of Webber Lake Comment
  CAS-BOT-BC494136  Leucanthemum vulgare William Harnach 2001-7-13 1026 Sierra Sierra Valley. 0.25 mi W of Strang Pond; approx. 1.5 to 2.0 mi W of Sierraville on Hwy 49 1503 Comment
  JEPS113916  Leucanthemum vulgare W. and N. Harnach 2001-7-13 1026 Sierra Sierra Valley, 0.25 miles west of Strang Pond. Approx. 1.5 to 2.0 miles west of Sierraville on Hwy 49. Comment
  SEINET8480490  Leucocrinum montanum H. F. Sloan 1959-4-26 s.n. Sierra Ca 12 miles W of Loyalton, W side of Sierra Valley. Comment
  CAS-BOT-BC58256  Leucothoe davisiae L. P. Janeway 1989-8-10 3572 Sierra Sierra City NE quad. Northeastern slopes between Haskell Pk. and Hwy. 89/Sulphur Cr. 2194 Comment
  CAS-BOT-BC59622  Leucothoe davisiae Albert H Barker 1926-7-5 57 Sierra Summit Lake. 2011 Comment
  CAS-BOT-BC59624  Leucothoe davisiae Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Salmon Lake. 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
  POM203460  Leucothoe davisiae L. S. Rose 1934-7-12 34352 Sierra Gold Lake 1951 Comment
  RSA125683  Leucothoe davisiae Arthur R. Kruckeberg 1954-8-2 3672 Sierra Along shores of Tamarack Lake 2 mi. e. of Sierra Buttes. Tahoe National Forest. 2287 Comment
  RSA252455  Leucothoe davisiae R. F. Thorne, C. W. Tilforth, K. Thorne 1969-9-6 39206 Sierra Goose Lake, SE of Gold Lake. 1951 Comment
  SJSU12243  Leucothoe davisiae N. A. Hopkins 1981-7-6 1033 Sierra near Wallis Mine, 0.75 mi NW of Packer L 2133 Comment
  UC105932  Leucothoe davisiae J. G. Lemmon 1874-1 22 Sierra near Webber and Gold Lakes ((also in Butterfly and American Valleys)) Comment
  CAS-BOT-BC233818  Lewisia cantelovii Virginia Storz 1961-7-1 s.n. Sierra Highway 49 Bridge over N Fork Yuba River, south side of river, Sierra Nevada Comment
  UC1755267  Lewisia kelloggii subsp. hutchisonii D. W. Taylor 2004-6-9 19090 Sierra Lafayette Ridge, eastern flanks, watershed south fork Kanaka Creek Comment
  CAS-BOT-BC444105  Lewisia nevadensis G. L Smith 1959-6-20 1235 Sierra Summit Meadow, Yuba Pass 2042 Comment
  CHSC73425  Lewisia nevadensis B. Castro; L. Gehrung, H. Durio 1995-9-14 634 Sierra Mt. Fillmore Mdws: Mdw A. Ca 0.6 air mi SW of the top of Mt. Fillmore, and ca 0.5 mi SE of jeep trail 10E11, which traverses the headwaters of Pearson Ravine. Series of 4 meadows on NW-facing midslope terrace of mtn. In westernmost meadow. 2087 Comment
  CAS-BOT-BC444106  Lewisia nevadensis Catherine Best 1981-6-18 s.n. Sierra Near Packers Lake Comment
  POM280173  Lewisia nevadensis J. H. Morrison s.n. Sierra Soyalton, Sierra Nevad Mt, Sierra Valley. 1524 Comment
  CHSC73426  Lewisia triphylla B. Castro; L. Gehrung, H. Durio 1995-9-14 635 Sierra Mt. Fillmore Mdws: Mdw A. Ca 0.6 air mi SW of the top of Mt. Fillmore, and ca 0.5 mi SE of jeep trail 10E11, which traverses the headwaters of Pearson Ravine. Series of 4 meadows on NW-facing midslope terrace of mtn, feeding Pearson Ravine. 2087 Comment
  CAS-BOT-BC444500  Lewisia triphylla Anna Head 1921-7-6 s.n. Sierra Feather River Region, near Gold Lake 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
  SEINET10531264  Libocedrus decurrens Sonne SONNE 520 Sierra Dog Valley Comment
  CHSC40673  Ligusticum grayi J. D. Jokerst 1982-9-10 1667 Sierra Trail to summit of Sierra Buttes from Packer Lake. 2316 Comment
  CHSC57247  Ligusticum grayi L. P. Janeway 1984-8-11 982 Sierra Northwest of Sierra Buttes. 2316 Comment
  CAS-BOT-BC509354  Lilium kelleyanum H. C. Cantelow 1938-7-2 2366 Sierra 2 mi E of Downieville, nr River 975 Comment
  UC71951  Limnanthes alba Miss M. Alice King 1892-6-5 Sierra Union Hill Comment
  JEPS4574  Limosella aquatica Rimo Bacigalupi with H. L. Mason and J. R. Sweeney 1953-7-8 4285 Sierra along road from Hawley RR station on W. R. main line to Loyalton middle Sierra Valley; middle of Sierra Valley 1481 Comment
  UC965644  Limosella aquatica Herbert L. Mason 1952-7-19 14452 a Sierra at junction of Calpine with Sierraville-Beckwourth road 1.5 mi e Calpine (Sierra Valley); Sierra Nevada, Sierra Valley 1524 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
  SJSU14242  Limosella subulata N. A. Hopkins 1989-5-27 1499 Sierra by Loyalton-Beckwourth Rd near junction with Marble Hot Springs Rd 1524 Comment
Read comments
Nov 5 2007
  CHSC1261  Linanthus pungens V. Holt 1942-7-10 Sierra Gold Lake. 1950 Comment
  SEINET14377043  Linanthus pungens P. B. Kennedy, S. B. Doten 1901-7-8 104 Sierra [Sierra Nevada] Webber Falls, face of cliff below Comment
  SJSU12054  Linanthus pungens N. A. Hopkins 1972-7-21 461 Sierra between Tamarack Lakes & Packer L 1950 Comment
  RSA170305  Linaria dalmatica T. C. Fuller 1963-8-28 11174 Sierra N.E. limits of Loyalton. 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
  JEPS127119  Linnaea borealis var. longiflora Lowell Ahart 2016-9-9 21347 Sierra About 50 yards south of where the road crosses Gold Run Creek at the Poverty Hill Mine, about 5 1/2 miles (air) southwest of La Porte. Comment
  NY39603  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
  SJSU12225  Lithophragma affine N. A. Hopkins 1982-6-19 1062 Sierra 1 mi S of Calpine 1524 Comment
  CHSC1650  Lithophragma tenellum V. Holt 1942-7-18 Sierra Gold Lake. 1950 Comment
  CHSC45970  Lithophragma tenellum Lowell Ahart 1975-6-28 818 Sierra On an open mountain, about 2 miles east of Gibsonville, about 10 miles north-east of La Porte. 1981 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
  SEINET8660882  Lomatium dissectum var. multifidum W. Harnach, N. Harnach 1989-4-23 041 Sierra Sierra Valley, East slope Sattley Hill 1521 Comment
  UC1561958  Lomatium nevadense var. parishii Barbara Ertter with Tahoe Chapter CNPS 1987-6-27 7211 Sierra ca. 12 airmiles n. Truckee (head of Little Truckee R., ca. 1.5 mi. e. of Hwy. 89 on Tahoe Nat'l Forest Rd S450, upper end of flat n. of rd., Kyburz Flat); Kyburz Flat 1920 Comment
  JEPS111221  Lomatium nudicaule Steve Matson 2005-6-18 1287 Sierra Dog Valley, Toiyabe NF, ca 4 miles northwest of Verdi, NV; just east of old Dog Valley Ranger Station. 39.5619 N, 120.0453 W; Elevation 5800 ft. 1767 Comment
  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
  RSA793121  Lomatium nudicaule J. R. Shevock 1985-5-19 11148 Sierra Sierra Valley. Along California highway 49 at Rice Hill, 4.7 miles northeast of highway junctions 49 & 89 at Sierraville. 1650 Comment
  SEINET13944588 Image available Lomatium nudicaule Lewis S. Rose 1955-1 55165 Sierra 2 mi S of Calpine, low area, alt. ca. 4950 ft 1509 Comment
  SEINET215145  Lomatium nudicaule Lee Smith, WB McHenry 1970-6-10 Sierra At roadside ca 3 miles northwest of Sierraville State Highway 89 Comment
  CHSC92057  Lonicera conjugialis Lowell Ahart 2005-8-30 12355 Sierra On the south side of Pass Creek, about 1/4 mile south of French Meadow, about 2 1/2 miles west of Webber Lake. 2064 Comment
  SD123514  Lonicera conjugialis Robert F. Thorne 1974-7-30 45034 Sierra Tahoe National Forest; Goose, Haven and Snag Lake areas. 2060 Comment
  SEINET12266825  Lonicera involucrata J. G. Lemmon 1874-1 90 Sierra Sierra Co. &c 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
  SEINET12154224  Lotus nevadensis var. douglasii J. G. Lemmon 1874-1 45 Sierra Comment
  RSA624915  Lupinus Jeffrey Huber 1971-6-9 258 Sierra 3 mi. N. of Weed, on U.S. Hwy. 97; S. facing 20 deg. slope; roadside. 1128 Comment
  UCD105843  Lupinus adsurgens P. B. Kennedy 1929-7-26 s.n. Sierra Salmon Lakes. Comment
  SEINET530755  Lupinus albicaulis Paul Opler 2004-6-26 Sierra Packer Lake turnoff jct., Tahoe National Forest. Comment
  SEINET5327633  Lupinus andersonii W. Harnach, N. Harnach 1994-7-20 800 Sierra Approx 1/4 mile below Horseshoe turn on Hwy 49, West of Sattley. 1859 Comment
  CHSC61790  Lupinus arbustus Lowell Ahart 1993-9-10 7193 Sierra Near the small stream, at the end of a poor dirt road where there is a camp and water ditch , on the n side of Mount Fillmore, about 1 mile south-west of the dirt road from Gibsonville to Johnsonville. 2133 Comment
  SJSU13937  Lupinus arbustus N. A. Hopkins 1986-6-30 1338 Sierra bald ridge 2158 Comment
  UC1609294  Lupinus arbustus Lowell Ahart 1993-9-10 7193 Sierra about 1 mi sw dirt road from Gibsonville to Johnsville n side Mount Fillmore (at end of poor dirt road); n side Mount Fillmore 2133 Comment
  SEINET5327700  Lupinus arbustus P. B. Kennedy, Samuel Bradford Doten 1901-7-8 136 Sierra [Sierra Nevada] Webber Lake 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
  JEPS125685  Lupinus bicolor William Harnach 2013-4-25 1310 Sierra 1.5 miles west of Downieville on Highway 49 at Rosassaco Ravine. Comment
  CAS-BOT-BC494133  Lupinus bicolor William Harnach 2000-5-22 895 Sierra Sierra Valley. 1.5 mi N of the intersection of A-23 and Calpine Rd. 1498 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-BC196689  Lupinus breweri var. breweri Charles Piper Smith 1947-5-22 47327 Sierra Yuba Pass, 4.7 miles east, Highway 49 Comment
  SEINET530756  Lupinus caudatus subsp. caudatus Paul Opler 2003-6-29 Sierra 1 mi E of Calpine Comment
  RSA195694  Lupinus grayi Duane Isely 1965-5-29 9652 a Sierra Above Yuba River, State #49, 0.8 mile east of Downieville. Comment
  RSA232253B  Lupinus grayi James Henrickson 1969-5-25 3442 Sierra Ca. 45 miles northeast of Yuba City, 7 miles west of Downieville, 4 miles east of Yuba county border. Comment
  SEINET8051625  Lupinus lepidus var. confertus W. Harnach, N. Harnach 1991-7-24 658 Sierra Sierra Valley, Sierraville, Lemmon Canyon road, approx. 1.5 miles east of Hwy 49 1524 Comment
  UC903068  Lupinus lepidus var. confertus Ethel Crum 1937-8-5 1936 Sierra one mi ne Sierraville (Sierra Valley); Sierra Valley 1524 Comment
  UCD108244  Lupinus lepidus var. confertus A. H. Frederick 1925-6-29 s.n. Sierra about Downieville. Comment
  CHSC922  Lupinus lepidus var. lobbii V. Holt 1942-7-14 Sierra Gold Lake Area. 2438 Comment
  SJSU14276  Lupinus lepidus var. lobbii N. A. Hopkins 1989-7-1 1548 Sierra by rd between Yuba Pass & Webber L, 6-7 mi S of Yuba Pass 2316 Comment
  CHSC47680  Lupinus lepidus var. sellulus Lowell Ahart 1989-8-16 6374 Sierra At Ahart Sheep Camp, about 1 mile north-west of Milton Reservoir. 1706 Comment
  CHSC54586  Lupinus lepidus var. sellulus Lowell Ahart 1991-7-22 6689 Sierra In French Meadow, about 1/4 mile south of Henness Pass Road, about 3 miles north-west of Webber Lake. 2133 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
  SEINET8584760  Lupinus lepidus var. sellulus W. Harnach 2012-7-31 1282 Sierra Approx 5 air miles SE of Yuba Pass on Hwy 49 on Road 1228 Comment
  UC1562337  Lupinus lepidus var. sellulus Vernon Oswald and Lowell Ahart 1990-7-25 4391 Sierra ca 0.25 mi s Staverville Rd. (ca 1 mi w of Balls Ranch, on dry soil of a sagebrush flat) 1935 Comment
  RSA756088  Lupinus nanus George K. Helmkamp, E. A. Helmkamp 2009-5-28 14840 Sierra along CA-49, 1.6 miles north of the Yuba County line 902 Comment
  UC1129664  Lupinus obtusilobus A. Lewis 1934-6-15 483 -D Sierra Mt. Fillmore; Plumas National Forest, Downieville Quadrangle Comment
  SEINET10819700 Image available Lupinus onustus John G. Lemmon Lemmon s.n. Sierra Indian Valley to Shasta Comment
  JEPS107590  Lupinus polyphyllus var. burkei Lowell Ahart 2005-8-30 12347 Sierra On a gravel bar, on the east side of Pass Creek, about 1/8 mile south of French Meadow, about 2 1/2 miles west of Webber Lake 2032 Comment
  SD147557  Lupinus polyphyllus var. burkei Gordon H. True 1966-7-21 3098 Sierra Sierra Valley, ca., 1.0 mile north of Sattley. 1493 Comment
  SDSU5005  Lupinus polyphyllus var. burkei D. F. Howe 1959-8-2 2780 Sierra Boggy place near creek 1 mile west of Yuba Pass. 1829 Comment
  SEINET10903603  Lupinus sellulus var. artulus Arnaud 1969-8-24 ARNAUD s.n. Sierra Webber lake. Common in sandy soil of beach. 2042 Comment
  SEINET10485915  Lupinus sellulus var. lobbii Duane Isely, I. Isely 1971-7-13 Isely 11411 Sierra Abundant, dry stream bed, adjacent to state #89 between truckee summit and Nevada co. Line. 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
  SEINET6331927  Luzula comosa W. Harnach, Nancy Harnach 1990-5-13 314 Sierra Sierra Valley, 0.5 miles S of Sattley, Martinetti Ranch 1518 Comment
  UCD40315  Luzula comosa Rodney Gale Myatt 1971-7-3 844 Sierra Hillside above Hwy 49, just to the north of Yuba River. Near Oregon Creek, Alleghany Road, and Sierra County line. 195 Comment
  CHSC54572  Luzula comosa var. laxa Lowell Ahart 1991-7-22 6687 Sierra In French Meadow, near a small branch of Pass Creek, about 1/4 mile south of Henness Pass Road, about 3 miles north-west of Webber Lake. 2133 Comment
  JEPS124418  Luzula macrantha Lowell Ahart 2015-5-9 20176 Sierra About 3/4 mile west of Highway 49, about 1 3/4 miles west of Indian Valley. Comment
  HSC93207  Luzula subcongesta Vernon H. Oswald, L. Ahart 1996-8-19 8196 Sierra Yuba Pass-Weber Lake Rd. Just S of road to Lincoln Valley, northern High Sierra 2256 Comment
  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
  UC1609500  Luzula subcongesta Lowell Ahart 1993-9-10 7189 Sierra ca. 1 mi. s.w. of the dirt rd. from Gibsonville to Johnsville (at end of poor dirt rd. where there is a camp & water ditch, along small stream, n. side of Mt. Fillmore); Mt. Fillmore 2133 Comment
  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
  SJSU14413  Madia citriodora N. A. Hopkins 1990-10-14 1640 Sierra by junction of rd to Calpine with the Sattley-Beckwourth Rd, Sierra Valley 1524 Comment
  CAS-BOT-BC343990  Madia elegans Alice Eastwood 1918-6-29 7906 Sierra Loyalton Comment
  CDA11867  Madia elegans G. F. Hrusa, J. Jokerst 1991-7-5 8528 A Sierra Sierra Valley Region; Above Golden Dome. Antelope Valley approx. 3 miles above Sierra Valley. Comment
  SJSU12112  Madia elegans N. A. Hopkins 1983-6-15 1138 Sierra Upper Long Valley W of Bordertown 1584 Comment
  SJSU13991  Madia elegans N. A. Hopkins 1988-8-9 1455 Sierra Hwy 49 midway between Sattley & Sierraville, Sierra Valley 1506 Comment
  RSA59465  Madia elegans subsp. elegans E. K. Balls 1950-9-16 15885 Sierra 1.1 mile west of Sierraville, Highway 89 1509 Comment
  JEPS108727  Madia exigua Lowell Ahart 2006-6-21 12803 Sierra On the west side of the Foote Road, about 3.7 miles (by road) southwest of Alleghany 1093 Comment
  UC1795005  Madia exigua R. K. Brummitt 1997-6-3 19650 Sierra 9 km S of Downieville, near Forest 1500 Comment
  JEPS30005  Madia glomerata W. L. Jepson 1934-8-2 16794 Sierra 2 mi e Bassett Sta. (Pioneer Sta.); North Fork Yuba River 1706 Comment
  JEPS30006  Madia glomerata W. L. Jepson 1934-8-7 16874 Sierra Onion Valley Comment
  UCD22391  Madia glomerata Ellen Dean; Art Shapiro, Davis Botanical Society 2002-9-28 1307 Sierra Sierra Valley Orientation turn-out along Hwy 49, 6-7 mile rd mi W of Sierraville. 1828 Comment
  CAS-BOT-BC342884  Madia glomerata L. S. Smith 1927-6-27 2086 Sierra Tahoe National Forest. North of Prosser Cr. Truckee D. Comment
  CAS-BOT-BC343418  Madia gracilis John Thomas Howell 1951-8-21 28278 Sierra Yuba Pass 2042 Comment
  CHSC37206  Madia gracilis L. Ahart 1982-7-28 3683 Sierra Ca. 1/4 mi n of Pacific Mine, ca. 5 mi e of LaPorte. 1700 Comment
  CAS-BOT-BC343417  Madia gracilis Lowell Ahart 1981-7-24 2992 Sierra Sutter Buttes Area. Pacific Mine, 5 miles east of La Porte 1700 Comment
  CAS-BOT-BC512757  Maianthemum racemosum subsp. amplexicaule Mrs. E. C. Sutliffe 1917-8-1 s.n. Sierra Gold Lake Region Comment
  CAS-BOT-BC512889  Maianthemum stellatum H. Albert Barker 1926-7-27 153 Sierra Gold Lake - Indian Head Peak 2072 Comment
  SEINET12049305  Maianthemum stellatum Blake, Blake 1890-1 s.n. Sierra Webber Lake Comment
  UCSB13457  Maianthemum stellatum Breedlove, Dennis 1962-6-13 Sierra State highway 89,11.3 miles south of Sierraville, Sierra Nevada 1905 Comment
  UCD136582  Marsilea vestita subsp. vestita P. B. Schultz 1967-7-8 54 Sierra 0.3 miles west of Sattley-Beckwourth Road on road to Calpine. 1493 Comment
  SEINET11601825 Image available Matricaria discoidea H. R. Holbo 1971-5-7 s.n. Sierra 1 mi. W. of Loyalton 1524 Comment
  CHSC73893  Melica aristata B. Castro; M. A. Griggs 1997-7-10 750 Sierra Bunker Hill Ridge, on SW-facing slope between Duck Soup Pond and the ridge crest, along Pacific Crest Trail. 2072 Comment
  JEPS75458  Melica aristata W. L. Jepson 1934-8-3 16835 Sierra 2 mi e Bassett station (Pioneer road station); North Fork Yuba River 1706 Comment
  CAS-BOT-BC271802  Melica bulbosa John Thomas Howell; Gordon H. True 1970-7-14 5504 Sierra At Verdi Peak Lookout, Vierdi Range, Sierra Nevada 2560 Comment
  CAS-BOT-BC271805  Melica bulbosa S. B. Doten 1901-7-5 99 Sierra Webber Lake Comment
  CAS-BOT-BC269362  Melica californica Lowell Ahart 1978-6-4 s.n. Sierra 1 mi. s. of Alleghany 1300 Comment
  CAS-BOT-BC282067  Melica fugax John Thomas Howell; Gordon H. True 1970-7-14 5505 Sierra At Verdi Peak Lookout, Verdi Range 2560 Comment
  CAS-BOT-BC282068  Melica fugax John Thomas Howell 1955-7-20 30887 Sierra Near Calpine 1508 Comment
  CAS-BOT-BC282070  Melica fugax Catherine Best 1980-6-13 s.n. Sierra Sardine Lake Comment
  JEPS110255  Melica fugax Lowell Ahart 2006-6-28 12873 Sierra Northwest slope of the serpentine area, about 3/4 mile (air) east of Lake Delahunty, about 2 miles (air) northeast of Gibsonville 1784 Comment
  SEINET10599381  Melica fugax Lowell Ahart 1995-8-7 Ahart 7600 Sierra T22N, R10E, north-east 1/4 Section 16. Normal size plants, on dry bare soil on the south side of the Pacific Crest Trail, on Bunker Hill Ridge, about 1/2 mile (air) south-west of Pilot Peak. Common. Red Fir Forest. 2012 Comment
  CHSC94197  Melica geyeri Lowell Ahart 2006-6-21 12814 Sierra On the south side of the Foote Road, about 2.7 miles (by road) southwest of Alleghany. 1103 Comment
  UCD32553  Melica geyeri Beecher Crampton 1954-5-11 1898 Sierra Sierra County, 4 miles east of Downieville, north Yuba River canyon. Comment
  CAS-BOT-BC281381  Melica harfordii David D. Keck 1944-7-8 5397 Sierra N Fork of Yuba River, 6 miles below Downieville 762 Comment
  UCD87502  Melica harfordii Freed W. Hoffman 1946-6-11 1839 Sierra Yuba River near San Juan (Cartrights). Comment
  UCR132690  Melica harfordii Beecher Crampton 1954-5-10 1850 Sierra Tahoe National Forest, 6 miles northeast of Camptonville, along highway 49, at the foot of a black shale slope of a canyon of the north Yuba River 701 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
  UC569493  Melica stricta G. T. Nordstrom 1936-7-8 904 Sierra 2.25 mi nw Dog Valley; Sierraville Quad. 2133 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
  SJSU14254  Mentzelia albicaulis N. A. Hopkins 1989-6-6 1501 Sierra 1 mi N of Loyalton, Sierra Valley 1524 Comment
  UC585102  Mentzelia albicaulis E. B. Babcock and G. L. Stebbins Jr. 1936-6-3 1674 Sierra Roadside east side of Sierra Valley (on road to Loyalton.) 1615 Comment
  JEPS26708  Mentzelia dispersa W. L. Jepson 1896-8-26 14044 Sierra near Reno (on the California-Nevada line (but in California)); Dog Valley Comment
  SEINET11978680  Mentzelia gracilenta J. G. Lemmon 1874-1 = Sierra Sierra Co. &c Comment
  SEINET11303059  Mertensia P. Lehenbauer, R. E. Lehenbauer 1925-6-13 1165 Sierra Little Truckee Comment
  SEINET11305284  Mertensia ciliata var. stomatechoides P. B. Kennedy, S. B. Doten 1901-7-5 92 Sierra Webber Lake. Comment
  SJSU14009  Mertensia ciliata var. stomatechoides N. A. Hopkins 1988-6-3 1421 Sierra near Davies Cr on S side Henness Pass between Kyburz Flat & Sardine Valley 1920 Comment
  CHSC64285  Mertensia oblongifolia var. oblongifolia H. H. Schmidt; M. Merello, L. Woodruff 1993-6-12 840 Sierra Tahoe National Forest. Road to Weber Lake. 3.2 miles W of state highway 89. 1950 Comment
  CHSC63173  Micranthes bryophora Lowell Ahart 1994-7-1 7423 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 north-east of Middlewaters, about 11 miles (air) northeast of Alleghany. 1889 Comment
  SEINET12220826  Micranthes nelsoniana J. G. Lemmon 1874-1 75 Sierra Sierra Co. &c Comment
  CHSC53172  Micranthes odontoloma L. P. Janeway 1989-8-18 3603 Sierra Plumas National Forest. Near top of ridge 1/2 mi SE of Chapman Saddle; ca 2 1/4 mi SE of Haskell Pk. Creekside stringer. 2072 Comment
  SEINET6167260  Micranthes odontoloma P. B. Kennedy, S. B. Doten 1901-7-23 201 Sierra Lincoln Valley Comment
  CAS-BOT-BC429252  Micranthes oregana W. Harnach; N. Harnach 1989-5-13 094 Sierra Sierra Valley. Martinetti Ranch. 1517 Comment
  CAS-BOT-BC429253  Micranthes oregana Rimo Bacigalupi 1927-7-2 1618 Sierra Along north fork of Yuba River halfway between Downieville and Sierra City Comment
  RSA286287  Microseris nutans R. F. Thorne 1974-7-30 45046 Sierra Tahoe National Forest: Goose, Haven and Snag Lakes area. 2058 Comment
  UCD122212  Mimulus aurantiacus N. Hopkins 1975-6-16 667 Sierra by trail above Pauley Cr. between 2nd and 3rd Divides. Comment
  SEINET3820362 Image available Mimulus breweri Lewis S. Rose 1924-7-2 34305 Sierra Gold Lake. 1951 Comment
  UC1586480  Mimulus breweri Lowell Ahart 1991-7-22 6679 Sierra about 1/4 mi s Henness Pass Road (about 3 mi nw of Webber Lake); French Meadow 2133 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
  JEPS107593  Mimulus lewisii Lowell 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 2032 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
  JEPS85171  Mimulus moniliformis Roy E. Buck, Steven Lee, Eric Smith, Andrea Gargas, et al. 1986-8-3 547 Sierra ca. 4.7 air km sse Yuba Pass; Upper Lincoln Meadow complex Comment
  JEPS10760  Mimulus moniliformis Alma Ames June 1913 19 Sierra summit Yuba Pass Comment
  UC335552  Mimulus moniliformis J. G. Lemmon Aug. 1878 Sierra Webber Lake Comment
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Mar 20 2006
  HSC96897  Mimulus nanus var. mephiticus L. Ahart 2006-6-21 12837 Sierra Ca. 30 yds W of road, about 2.5 mi. (by road) W of Forest 1398 Comment
  JEPS125670  Mimulus nanus var. mephiticus William Harnach 2013-5-1 1327 Sierra 1.6 miles west of Goodyears Bar on Highway 49 and north of the Ramshorn campground. Comment
  RSA491813  Mimulus nanus var. mephiticus B. Pitzer, S. Morgan, H. M. Soldan 1988-5-27 870 Sierra Above Ramshorn Campground, on Hwy 49, ca. 15 mi. NE of Camptonville and ca. 5 mi W of Downieville. 823 Comment
  JEPS125647  Mimulus primuloides Shuxiao Zhang 2015-7-8 008 Sierra On property south of Packer Lake and west of Tamarack Lakes, in Tahoe National Forest area. Comment
  UC1368507  Mimulus primuloides subsp. primuloides R. K. Gierisch, and D. H. Esplin 1969-9-25 3613 Sierra Tahoe <National Forest> Comment
  UCD122933  Mimulus torreyi N. Hopkins 1975-7-24 713 Sierra near Alleghaney. Comment
  CHSC94118  Minuartia douglasii Lowell Ahart 2006-6-21 12812 Sierra On the west side of the Foote Road, about 3.7 miles (by road) southwest of Alleghany. 1093 Comment
  JEPS125687  Minuartia douglasii William Harnach 2013-4-25 1313 Sierra 1.6 miles west of Goodyears Bar on Highway 49 and north of the Ramshorn campground. Comment
  SEINET8665930  Minuartia douglasii W. Harnach 2013-4-25 1313 Sierra 1.6 miles west of Goodyears Bar on Hwy 49 and north of the Ramshorn campground. 872 Comment
  CAS-BOT-BC388601  Minuartia douglasii M. Nakagawa No date on label 45 Sierra Hwy 49, .2 miles E. of Shananigan Flat Road Comment
  SEINET6167760  Mitella pentandra P. B. Kennedy, S. B. Doten 1901-7-19 192 Sierra Near Lincoln Valley Comment
  UC159247  Monardella breweri subsp. lanceolata Miss Eva Kennedy 1909-1 29 Sierra Downieville Comment
  JEPS63321  Monardella breweri subsp. lanceolata W. L. Jepson 1934-7-30 16775 Sierra Between Weeda Point (Nevada Co.) and North Fork Yuba River bridge (Sierra Co.) Comment
  SEINET5333330  Monardella odoratissima H. Hamlin 1904-1 s.n. Sierra Sierra Valley Comment
  CHSC94193  Monardella odoratissima subsp. glauca Lowell Ahart 2006-6-28 12882 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
  RSA739839  Monardella odoratissima subsp. pallida John Dittes, Josephine Guardino, L. Ahart 2003-7-31 2003 -78 Sierra Northern High Sierra Nevada, 6.2 air miles SW of Sierra City, 6.4 air miles SE of Downieville, 5.4 air miles NW of Bowman Lake. 1866 Comment
  CDA40769  Monardella odoratissima subsp. pallida Jim Jokerst 1989-7-14 3141 B Sierra 1.25 miles southwest of Balls Ranch on rocky knob west of dirt road. Comment
  HSC89396  Monardella odoratissima subsp. pallida L. P. Janeway 1989-7-28 3534 Sierra Slopes between Haskell Peak and Hwy. 89/Sulfur Creek 2180 Comment
  CAS-BOT-BC444752  Montia chamissoi R. K. Gierisch; D. H. Esplin 1969-6-25 3489 Sierra Tahoe National Forest. Saddle Mdw. Comment
  CAS-BOT-BC444753  Montia chamissoi R. K. Gierisch; D. H. Esplin 1969-6-25 3489 Sierra Tahoe National Forest. Saddle Mdw. Comment
  SEINET5336640  Montia fontana P. B. Kennedy, Samuel Bradford Doten 1901-7-5 90 Sierra [Sierra Nevada] Webber Lake Comment
  SEINET9141933  Montia fontana P. B. Kennedy, S. B. Doten 1901-7-5 90 Sierra [Sierra Nevada] Webber Lake. Comment
  CAS-BOT-BC445057  Montia linearis Catherine Best 1982-7-10 711 Sierra Near the Little Truckee River about 15 mi. northwest of Truckee. Comment
  SCFS1140  Montia linearis F. Felix 2015-1 Sierra Railroad trestle above Stampede Reservoir, near Sagehen Creek Comment
  UCD84073  Montia linearis Ayzik Solomeshch 2009-6-9 s.n. Sierra Sierra County. Sierra Valley. Harvey Ranch. Along Westside Road, ca. 1 km N of intersection of Westside Road and Calpine Road, ca. 200 m W of Westside Road. 1498 Comment
  CAS-BOT-BC445058  Montia linearis M. Nakagawa 1980-5-17 44 Sierra Hwy 49, 10 miles E of Sierraville 1584 Comment
  SEINET3025748  Montia linearis Rimo Bacigalupi, Lincoln Constance 1959-6-15 7129 Sierra Just southwest of Sierraville, Sierra Valley 1510 Comment
  CAS-BOT-BC445129  Montia parvifolia John Thomas Howell; R. C. Barneby 1954-5-13 29538 Sierra Indian Hill 853 Comment
  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
  JEPS124505 Image available Montia perfoliata Virginia Hardham 1965-6-29 32 Sierra Up road from intersection HWY 49 on way to Good Years Bar. Comment
  CAS-BOT-BC267039  Muhlenbergia filiformis W. R. Dudley 1909-8-27 s.n. Sierra E of Hot Springs Comment
  HSC47818  Muhlenbergia filiformis Michael A. Watkins 1978-9-20 128 Sierra Foothills of the Sierra Nevada Mtns., 10 mi. NW of Johnsville on property of the Cowell Mine Comment
  UC1609031  Muhlenbergia filiformis Lowell Ahart 1993-9-24 7252 Sierra n side of mt about 3/4 mi s dirt road from Gibsonville to Johnsville (w side of a poor dirt road that ends at a stream); Mount Fillmore 2133 Comment
  SEINET4672098  Muhlenbergia filiformis W. D. Billings 1951-7-8 2122 Sierra N of Weber Lake Comment
  CAS-BOT-BC275169  Muhlenbergia richardsonis Catherine Best 1982-7-10 715 Sierra Near the Little Truckee River about 15 miles NW of Truckee Comment
  JEPS113915  Muhlenbergia richardsonis W. and N. Harnach 2000-9-9 1007 Sierra Sierra VAlley 1 mile esst of Calpine, CA ans 0.75 miles north of Calpine Road. (home) Comment
  SEINET8465062 Image available Muhlenbergia richardsonis Ayzik 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
  SJSU12220  Myosotis discolor N. A. Hopkins 1982-6-19 1058 Sierra 1 mi S of Calpine 1524 Comment
  SEINET12097219  Myosurus apetalus J. G. Lemmon 1874-1 2 Sierra Passing to m minimus Comment
  SJSU4153  Myosurus minimus C. W. Sharsmith & Wayne Savage 1967-5-20 7525 Sierra 3 mi W of Loyalton, Sierra Valley 1508 Comment
  SD9592  Myriopteris gracillima J. G. Lemmon Aug 1879 Sierra Mountains around Webber Lake Comment
  JEPS25520  Nama aretioides var. californica Rimo Bacigalupi with Lincoln Constance 1959-6-15 7131 Sierra along road to Loyalton 5 mi n Sierraville (at base of hills bordering eastern edge of Sierra Valley); eastern edge Sierra Valley, n of Sierraville 1493 Comment
  UCD139963  Narthecium californicum R. O. Hanes 1995-7-17 274 Sierra Tahoe Forest, Road 98-3, lower spur. 1780 Comment
  CAS-BOT-BC60325  Nasturtium officinale W. Harnach; N. Harnach 1989-5-13 082 Sierra Sierra Valley. Martinette Ranch (Elvers). 1517 Comment
  SEINET8584700  Nasturtium officinale W. Harnach 2015-10-6 1457 Sierra 2.2 miles east of Hwy 49 on Lemmon Canyon Road, east of Sierraville. 1598 Comment
  SJSU14010  Nasturtium officinale N. A. Hopkins 1988-6-3 1423 Sierra brook leading to Davies Cr, Henness Pass Rd between Kyburz Flat & Sardine Valley Comment
  RSA562592  Navarretia capillaris Alva Day, Orbelia Robinson 1982-7-15 82 -84 Sierra Tahoe National Forest, Camp Leonard, San Francisco State University Sierra Field Station. East of Camp, meadow by water tank, beside small streamlet. Comment
  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
  UC335366  Navarretia divaricata subsp. vividior unknown 1873-1 Sierra Comment
  UCD37164  Navarretia intertexta subsp. intertexta Beecher Crampton 1957-7-24 4406 Sierra 3 miles northeast of Sattley. Sierra Valley. Comment
  UCD84216  Navarretia intertexta subsp. intertexta Ayzik Solomeshch 2009-6-8 s. n. Sierra Sierra Valley, Roen Ranch, along Westside Rd, ca. 2 km N of the intersection of Westside and Calpine Roads, ca. 1 km east of Westside Rd. 1493 Comment
  JEPS4099  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
  UC965525  Navarretia intertexta subsp. propinqua Herbert L. Mason 1952-7-17 14377 Sierra between Sierraville and Loyalton; Sierra Nevada, Sierra Valley 1524 Comment
  RSA469429  Navarretia leptalea C. B. Wolf 1937-8-6 9058 Sierra Northern Sierra Nevada, Church Meadows, SE of Gold Lake. 2043 Comment
  SEINET14151894  Navarretia leptalea subsp. bicolor P. B. Kennedy, S. B. Doten 1901-7-8 116 Sierra [Sierra Nevada] Near Webber Lake Comment
  SEINET14151895  Navarretia leptalea subsp. bicolor P. B. Kennedy, S. B. Doten 1901-7-8 116 Sierra [Sierra Nevada] Near Webber Lake Comment
  SEINET14151927  Navarretia leptalea subsp. bicolor H. M. Hall, E. B. Babcock 4470 Sierra Sierra Valley 1524 Comment
  UCD106162  Navarretia leptalea subsp. bicolor F. A. MacFadden 1934-6-29 s.n. Sierra Truckee River, 13 miles from Truckee on rd. toReno via Hobart Mills. Comment
  UC1093651  Navarretia leptalea subsp. leptalea Herbert L. Mason 1957-6-21 14711 Sierra 3 mi n Satley; Sierra Valley, n of Satley Comment
  JEPS70395  Navarretia leucocephala subsp. minima W. L. Jepson 1918-8-18 8053 Sierra Sierra Valley 1524 Comment
  UCR224673  Navarretia leucocephala subsp. minima 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
  JEPS4100  Navarretia leucocephala subsp. minima Rimo Bacigalupi with H. L. Mason and J. R. Sweeney 1953-7-8 4281 Sierra along road from Calpine to Beckworth; Sierra Valley 1463 Comment
  SEINET8075303  Navarretia leucocephala subsp. minima Lewis S. Rose 1968-6-9 68082 Sierra Sattley.; 0 1524 Comment
  SJSU15107  Navarretia leucocephala subsp. minima N. A. Hopkins 1992-7-21 1716 Sierra Knudson Meadow N of Carman Cr Comment
  POM76022  Nemophila parviflora var. austiniae Lincoln Constance 1938-6-9 2304 Sierra E side of Yuba Pass, 2.4 miles NW of Sattley. 1524 Comment
  RSA719201  Nemophila parviflora var. austiniae L. Ahart 2006-6-21 12833 Sierra About 30 yards east of Lucky Dog Creek, about 100 yards west of the road, about 2 1/2 miles (by road) west of Forest. 1398 Comment
  UC606946  Nemophila parviflora var. austiniae L. Constance 1938-6-9 2304 Sierra 2.4 mi nw Sattley (e side of Yuba Pass); e side Yuba Pass, nw of Sattley 1524 Comment
  SJSU12105  Nemophila parviflora var. austiniae N. A. Hopkins 1983-5-23 1128 Sierra c. 1 mi S of Calpine 1524 Comment
  JEPS125673  Nemophila pedunculata William Harnach 2013-5-17 1361 Sierra 4.8 miles from Highway 49 on the Antelope Valley Road 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
  CHSC81060  Nicotiana acuminata var. multiflora Lowell Ahart 2001-8-10 9078 Sierra Strand of Stampede Reservoir, about 1 mile southwest of Henness Pass Road, about 1 1/4 miles northwest of Stampede Reservoir Dam. 1810 Comment
  UC1125139  Nicotiana attenuata G. T. Nordstrom 1936-7-13 935 Sierra 3.8 mi se Dog Valley; Sierraville Quad. 1524 Comment
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Jun 6 2014
  CAS-BOT-BC349921  Nothocalais troximoides W. Harnach; N. Harnach 1989-5-21 111 Sierra Sierra Valley. Calpine Ranch (home) 1505 Comment
  UCD110242  Notholithocarpus densiflorus J. M. Tucker 1974-9-14 4335 Sierra ca. 60-70 yards north of the main entrance to Rose Ranch, ca. 8 miles (by road) northeast of Strawberry Valley (in Yuba County), on Sierra-Yuba county line. 1371 Comment
  CHSC50836  Oenothera deltoides subsp. piperi Vernon Oswald; Lowell Ahart 1990-7-25 4393 Sierra Staverville Rd ca. 0.5 mi east of Balls Ranch. On a roadside slope. 1798 Comment
  JEPS31526  Oenothera flava subsp. flava J. G. Lemmon 1889-5-20 Sierra Sierra Valley Comment
  SJSU11969  Onobrychis viciifolia N. A. Hopkins 1973-6-19 554 Sierra near cultivated fields 0.25 mi N of Loyalton 1493 Comment
  CAS-BOT-BC355584  Oreostemma alpigenum var. andersonii L. P. Janeway 1992-8-26 4292 Sierra Plumas National Forest, Beckwourth Ranger District. 1.1 mi northeast of Haskell Peak, 1 mi southeast of Haskell Ravine, 0.9 mi northwest of Chapman Saddle 2148 Comment
  JEPS118128  Oreostemma alpigenum var. andersonii Dean W. Taylor 2009-8-4 20730 Sierra headwaters of Deer Creek, tributary to Yuba River at Bassetts (Yuba Pass region) 2087 Comment
  JEPS125645  Oreostemma alpigenum var. andersonii Shuxiao Zhang 2015-7-8 006 Sierra On property south of Packer Lake and west of Tamarack Lakes, in Tahoe National Forest area. Comment
  CDA42115  Orobanche cooperi R. E. Talbert 1962-8-3 s.n. Sierra Warner Ranch, ca. 1 1/2 miles north of Sierraville. 0 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-BC500326  Orobanche uniflora subsp. occidentalis Gladys L. Smith 1959-6-19 1189 Sierra Clark Station, 3 mi below Yuba Pass, at D. Snyder summer home 1889 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
  CHSC45520  Orthilia secunda Lowell Ahart 1977-8-2 1530 Sierra North side of Mount Fillmore, about 12 miles north-east of La Porte. 2103 Comment
  JEPS117451  Orthilia secunda Lowell Ahart 2010-9-15 17176 Sierra About 20 yards northwest of the cabin, about 50 yards southwest of the middle pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak 2134 Comment
  RSA0083185  Orthilia secunda L. S. Rose 1934-7-20 34396 Sierra Gold Lake. 1951 Comment
  CHSC47508  Orthocarpus cuspidatus subsp. cryptanthus Lowell Ahart 1981-8-7 3024 Sierra Growing on the north side of Johnsville Road, about 1/4 mile west of Mount Etna, about 12 miles north-east of La Porte. 1828 Comment
  JEPS74944  Orthocarpus luteus T. I. and F. M. Chuang 1975-7-24 7557 Sierra 2.3 mi s of junction A-24 and route 70 along Loyalton Road about 3.8 mi se Beckwourth 1463 Comment
  SEINET11132691  Osmorhiza berteroi W. Harnach, N. Harnach 1990-6-30 447 Sierra Sierra Valley, Yuba Pass. 2042 Comment
  RSA459016  Osmorhiza berteroi Robert Gustafson 1985-6-10 3143 Sierra SFSU Sierra Nevada Field Station, ca. 6 miles below Yuba Pass summit on Highway 49. 1921 Comment
  SEINET12121791  Osmorhiza chilensis F. H. Utech 1986-1 86 -088 Sierra Tahoe Natioanal Forest, ca 1 mi N of junction North Yuba River & CA 49 bridge 950 Comment
  SEINET11141886  Osmorhiza occidentalis S. B. Doten 1901-7-1 63 Sierra [Sierra Nevada,] near Webber Lake. Comment
  SEINET12119210  Osmorhiza occidentalis J. G. Lemmon 1874-1 89 Sierra Sierra Co. &c 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
  SEINET11142013  Oxypolis occidentalis W. Harnach, N. Harnach 1989-6-24 165 Sierra Sierra Valley, 0.5 miles S of Sattley, Martinetta Ranch (Elvers). 1518 Comment
  UC1609357  Oxyria digyna Lowell Ahart 1993-9-10 7212 Sierra n side Mount Fillmore (about 1 1/2 mi s of the dirt road from Gibsonville to Johnsville); n side of Mount Fillmore 2286 Comment
  SEINET11802521  Packera pauciflora J. G. Lemmon 1874-1 127 Sierra Sierra Co. &c Comment
  CAS-BOT-BC317145  Packera streptanthifolia W. R. Dudley 1894-9-1 s.n. Sierra Near Webber Lake Comment
  CHSC80930  Packera streptanthifolia Lowell Ahart 2001-8-10 9101 Sierra Base of a steep bluff, about 100 feet southwest of the dam, diversion dam across the Little Truckee River (water flows to Sierra Valley), about 150 yards south of Fiberboard Road (Forest Road 18), about 1/8 mile north of Henness Pass Road, about 5 miles (air) east of Webber Lake. 1920 Comment
  UC53870  Packera streptanthifolia H. M. Hall and E. B. Babcock July 1903 4526 Sierra Little Truckee River Sierra Nevada Mountains, Little Truckee River 1920 Comment
  UC903106  Packera streptanthifolia Ethel Crum 1937-8-6 1939 Sierra 1.5 mi s Webber Lake; Sierra Nevada 2103 Comment
  CAS-BOT-BC334343  Packera streptanthifolia var. streptanthifolia A. A. Heller; P. B. Kennedy 1907-7-1 8665 Sierra Purdy Comment
  SEINET5845271  Paeonia brownii P. B. Kennedy, S. B. Doten 1901-7-8 133 Sierra [Sierra Nevada] Webber Lake Comment
  SEINET5845275  Paeonia brownii P. B. Kennedy, S. B. Doten 1901-7-2 79 Sierra [Sierra Nevada] Webber Lake Comment
  RSA151629  Parnassia fimbriata R. C. Bacigalupi, L. Constance, E. Nasir 1953-9-9 4360 Sierra Along forest road between Webber Lake and Meadow Lake, Tahoe National Forest, very close to the county line, Sierra and Nevada County Boundary. 2134 Comment
  CHSC59566  Parnassia palustris Lowell Ahart 1992-8-6 6917 Sierra Growing in a bog, north of Black Jack Ravine, about 1 mile south of Granite Mountain, about 1/2 mile west of Harris Meadow. 1676 Comment
  SEINET13754339  Pedicularis attollens B. Hildebrand 1946-6-15 58 Sierra Two miles west of Calpine 1524 Comment
  JEPS10365  Pedicularis densiflora L. S. Smith 1926-4-12 1759 Sierra Rebel Ridge Range; Tahoe Forest 701 Comment
  OBI51837  Pedicularis racemosa Unknown 1990-8-14 4438 Sierra E side of forest Rd 20N35, ca 0.5 mi (air) NE of Scales 1311 Comment
  CHSC43493  Pedicularis semibarbata Lowell Ahart 1975-8-17 942 Sierra South-east of Jones Valley, about 3 miles west and 2 miles south of Webber Lake. 2286 Comment
  CHSC37224  Pellaea brachyptera L. Ahart 1982-7-28 3694 Sierra Ca. 1/4 mi n of Pacific Mine, ca. 5 mi e of La Porte. 1700 Comment
  CAS-BOT-BC69360  Pellaea brachyptera C. D. MacNeill 1964-5-24 s.n. Sierra So. slope Sierra Buttes Comment
  UC1795031  Pellaea bridgesii Ruth Kirkpatrick 2001-7-18 1067 Sierra E of Gold Lake day use area 1965 Comment
  CAS-BOT-BC71262  Pellaea bridgesii M. S. Taylor 1981-7-17 4050 Sierra S side of Salmon Lakes Rd., just e of Upper Salmon Lake, ca. 9 air mi s of Mohawk, Sierra City NW quad. 1981 Comment
  UC336679  Pellaea bridgesii unknown Aug 1880 Sierra Webber Lake Comment
  NY571204  Penstemon azureus var. azureus J. G. Lemmon 1874-1 155 Sierra Comment
  NY590174  Penstemon davidsonii var. davidsonii J. G. Lemmon 1875-1 217 Sierra Comment
  NY590175  Penstemon davidsonii var. davidsonii J. G. Lemmon 1875-1 217 Sierra Comment
  SEINET4856161  Penstemon deustus Francis W. Pennell 1940-1 25836 Sierra Calif Hwy 89, 1 mi above Sierraville. 1555 Comment
  SJSU7669  Penstemon deustus G. R. Ostrander 1965-7-5 47 Sierra near Hwy 89, 12 mi N of its bridge over Little Truckee R 1524 Comment
  UC169159  Penstemon deustus J. G. Lemmon 1875-1 221 Sierra 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
  SEINET5326694 Image available Penstemon deustus var. pedicellatus P. A. Lehenbauer 1937-6-8 70 Sierra 25. w. of Reno, Nev., on Truckee r. at iceland, s. side of river by falls. 1676 Comment
  CHSC66531  Penstemon gracilentus Lowell Ahart 1996-7-25 7698 Sierra Along the dirt road, old Henness Pass Road, French Meadow, about 2miles west of Webber Lake. 1950 Comment
  JEPS9282  Penstemon gracilentus Rimo Bacigalupi with Aldo Bacigalupi 1952-8-19 3947 Sierra along Calif Hwy 49, 1/4 mi e of summit Yuba Pass; e of summit Yuba Pass 1950 Comment
  NY600706  Penstemon gracilentus C. B. Wolf 1937-8-6 9062 Sierra Northern Sierra Nevada, 1/2 mile northeast of Gold Lake 1920.2 Comment
  NY600724  Penstemon gracilentus D. W. McNeal 1990-8-10 3782 Sierra In a clear cut, 0.3 mile south of Mills Park Lookout. Plumas National Forest. Comment
  POM194862  Penstemon gracilentus D. D. Keck 1928-6-13 436 Sierra 8.5 miles west of Sierraville on Yuba Pass Road. 1982 Comment
  SEINET5328435 Image available Penstemon gracilentus M. J. Williams 1983-8-7 83- 133 -1 Sierra Verdi Ridge, above Dog Valley 2316 Comment
  UCD124175  Penstemon gracilentus Gerald Dickinson 1964-7-9 s.n. Sierra ca. 1 mile east of Yube Pass summit, State Highway 49. Comment
  UC169693  Penstemon heterodoxus J. G. Lemmon 1874-1 Sierra Comment
  SEINET12265223  Penstemon lemmonii J. G. Lemmon 6 s.n. Sierra Downieville Buttes and northward Comment
  CAS-BOT-BC239320  Penstemon newberryi var. berryi Lewis S. Rose 1934-7-10 34344 Sierra W. Gold Lake 2133 Comment
  CAS-BOT-BC239329  Penstemon newberryi var. berryi George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  JEPS15095  Penstemon newberryi var. newberryi J. G. Lemmon Sierra Gold Lake Comment
  JEPS15100  Penstemon newberryi var. newberryi H. S. Yates 1935-6-29 5280 Sierra 1 mi N of Gold Lake 1981 Comment
  UC335589  Penstemon newberryi var. newberryi J. G. Lemmon 1889-6-6 Sierra Gold Lake Comment
  UC174783  Penstemon newberryi var. newberryi J. G. Lemmon 1874-1 Sierra Comment
  RSA285610  Penstemon roezlii D. C. Michener 1981-7-16 4016 -a Sierra Sierra Nevada. Between Lower Sardine Lake and Salmon Creek (forest service) Campground 1799 Comment
  SEINET8584726  Penstemon roezlii W. Harnach 2013-6-8 1367 Sierra South of borrow pit, 4 miles southwest of Hwy 395 (Bordertown, NV) on Forest Road 002 on Long Valley Road [road to Dog Valley]. 1678 Comment
  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
  CAS-BOT-BC239630  Penstemon rydbergii var. oreocharis L. S. Smith 1928-6-30 2435 Sierra Tahoe National Forest, Yuba Pass, meadow on summit 2042 Comment
  CDA18123  Penstemon rydbergii var. oreocharis G. D. Barbe, T. C. Fuller 1973-6-19 1622 Sierra Tahoe National Forest; Hoke Valley, N of Stampede Reservoir (Nevada Co. line), on Stampede Reservoir Rd. 1828 Comment
  RSA7938  Penstemon rydbergii var. oreocharis H. A. Barker 1927-6-28 748 Sierra Gold Lake. 1951 Comment
  UC335718  Penstemon rydbergii var. oreocharis J. G. Lemmon Aug. 1874 Sierra Webber Lake and Peak Comment
  UC65879  Penstemon rydbergii var. oreocharis S. B. Doten 1901-6-20 55 a Sierra Little Truckee Little Truckee Cal. (Cal.) Comment
  SEINET5329669 Image available Penstemon rydbergii var. oreocharis G. Gifford 1980-7-26 s.n. Sierra Dog Valley in Marsh adjacent to the N of Dog Valley Campground 1920 Comment
  UC1063516  Penstemon speciosus G. T. Nordstrom 1936-7-14 938 Sierra 2 1/4 mi nw Dog Valley; Tahoe National Forest, Sierraville Quad. 2286 Comment
  UC406900  Penstemon speciosus Leland S. Smith 1928-6-30 2449 Sierra Yuba Pass Yuba Pass (on e slope in cut) 1981 Comment
  RSA7877  Penstemon speciosus H. A. Barker 1957-7-3 762 Sierra Grade between Gold Lake and Blairsden. 1677 Comment
  RSA7947  Penstemon speciosus H. A. Barker 1927-7-6 793 Sierra Gold Lake 1982 Comment
  SJSU13897  Penstemon speciosus N. A. Hopkins 1986-6-30 1335 Sierra 2158 Comment
  SFV8547  Perideridia gairdneri E. E. Grissell 1971-7-24 s. n. Sierra Sierra Nevada 6 miles north of Sattley. Comment
  SEINET11154177  Perideridia gairdneri subsp. borealis P. B. Kennedy, S. B. Doten 1901-7-8 122 Sierra Near Webber Lake. Comment
  SEINET11155256  Perideridia gairdneri subsp. borealis S. B. Doten 1901-7-1 68 Sierra [Sierra Nevada,] Webber Lake. Comment
  SEINET11154227  Perideridia howellii W. Harnach, N. Harnach 1990-8-17 506 Sierra Sierra Valley, 1.0 miles S of Sattley, Strang Ranch. 1524 Comment
  RSA88449  Perideridia howellii J. T. Howell 1951-8-21 28259 Sierra 5 miles from Calpine on road to Blairsden 1524 Comment
  CHSC61912  Perideridia lemmonii Lowell Ahart 1993-9-24 7250 Sierra On the north side of Mount Fillmore, about 3/4 mile south of the dirt road from Gibsonville to Johnsonville. 2133 Comment
  UC1389955  Perideridia lemmonii T. I. Chuang and L. Constance 1967-6-22 6059 Sierra 2 mi nw Sattley Comment
  JEPS12304  Perideridia lemmonii W. L. Jepson 1918-8-17 8041 Sierra Sierra Valley 1524 Comment
  SBBG120357  Phacelia hastata D. Wilken with E. Painter, M. Wetherwax 2007-6-17 16747 Sierra E end of Butcher Ranch Meadow, E of Butcher Ranch Crk, ca. 2 linear km W of Packer Lake 1985 Comment
  SJSU12251  Phacelia hastata N. A. Hopkins 1984-7-26 1220 Sierra near Babbitt Peak fire lookout station, Bald Mt Range 2651 Comment
  SEINET5764748  Phacelia hastata var. hastata W. Harnach, Nancy Harnach 1990-6-30 452 Sierra Sierra Valley, Yuba Pass 2042 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
  UCR206324  Phacelia heterophylla subsp. virgata George K. Helmkamp, E. A. Helmkamp 2009-5-28 14867 Sierra Sierra Nevada Mountains Foothills, above the Yuba River along CA-49, 2.3 miles north of the Yuba Co. line 851 Comment
  SEINET12331119  Phacelia heterophylla subsp. virgata F. H. Utech 1986-1 86 -073 Sierra Tahoe National Forest, ca 1 mi E on CA 49 from Downieville, along North Yuba River 1350 Comment
  SJSU14068  Phacelia heterophylla subsp. virgata W. Savage 1964-6-25 314 Sierra 4 mi W of Downieville near Goodyears Bar 1158 Comment
  CHSC45842  Phacelia humilis Lowell Ahart 1975-7-13 880 Sierra Along the edges of Pass Creek, in French Meadows, about 1/4 mile south of Ahart Camp, about 2 miles west and 1/2 mile south of Webber Lake. 2133 Comment
  SEINET5521014  Phacelia humilis W. Harnach, N. Harnach 1990-5-28 333 Sierra Sierra Valley, W of Loyalton, Balderson Ranch (Antelope Valley) 1554 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
  CHSC64309  Phacelia humilis var. humilis H. H. Schmidt; M. Merello, L. Woodruff 1993-6-12 839 Sierra Tahoe National Forest. Road to Weber Lake. 3.2 miles W of state highway 89. 1950 Comment
  RSA427998  Phacelia humilis var. humilis Fay A. MacFadden 1934-6-29 12546 Sierra Little Truckee River, 13 miles from Hobart Mills on old road to Reno. Comment
  CAS-BOT-BC383097  Phacelia mutabilis Andrew Townesmith; Karen M. Meyer 2007-7-18 826 Sierra Tahoe National Forest, Sierraville Ranger District. Along Forest Service road 07-30, 0.2 mile west of junction with road 07 1994 Comment
  JEPS108806  Phacelia mutabilis Lowell Ahart 2006-6-28 12876 Sierra On the west slope and near the top of the serpentine area, about 3/4 mile (air) east of Lake Delahunty, about 2 miles (air) northeast of Gibsonville 1880 Comment
  UCSB16009  Phacelia mutabilis 1962-6-13 Sierra Bank of Little Truckee River, 11.3 miles south of Sierraville on State Highway 89; Sierra Nevada 1905 Comment
  RSA10356  Phacelia mutabilis H. A. Barker 1926-7-2 28 Sierra Packer Lake Creek. 1982 Comment
  RSA428116  Phacelia mutabilis Robert Gustafson 1985-6-13 3168 Sierra SFSU Sierra Nevada Field Station, ca. 6 miles below Yuba Pass summit on Highway 49. 1921 Comment
  SEINET10837214  Phacelia mutabilis Lowell Ahart, Peter Ahart 1983-10-27 Ahart 4477 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
  SJSU13914  Phacelia mutabilis N. A. Hopkins 1986-6-30 1336 Sierra on bald ridge 2158 Comment
  UC126003  Phacelia procera J. G. Lemmon 1875-1 211 Sierra Comment
  CAS-BOT-BC383098  Phacelia ramosissima var. ramosissima Andrew Townesmith; Karen M. Meyer 2007-7-18 827 Sierra Tahoe National Forest, Sierraville Ranger District. Along Forest Service road 07-30, 0.2 mile west of junction with road 07 1994 Comment
  CHSC37233  Phacelia vallicola L. Ahart 1982-7-28 3690 Sierra Ca. 1/4 mi n of Pacific Mine, ca. 5 mi e of LaPorte. 1700 Comment
  CHSC43317  Phacelia vallicola Lowell Ahart 1978-6-4 1770 Sierra On a dry rocky ridge above the Foote Road, about 5 miles south of Alleghany, 1219 Comment
  JEPS124098  Phacelia vallicola Lowell Ahart 2015-5-9 20160 Sierra About 300 yards west of Highway 49, about one mile west of Indian Valley. Comment
  HSC20266  Philadelphus californicus L. S. Rose 1969-6-25 69057 Sierra 5 mi. E of Indian Valley, N Fork of Yuba River 1220 Comment
  JEPS78108  Philadelphus lewisii Gary W. Zamzow 1972-6-27 29 Sierra along Hwy 49 2 mi e Downieville (on n side of road) 914 Comment
  SDSU902  Philadelphus lewisii D. F. Howe 1959-8-2 2775 Sierra 15 1/2 miles west pf Downieville on #49. 914 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
  OBI13970  Philadelphus lewisii subsp. californicus Carl B. Wolf 1937-8-6 9045 Sierra Northern Sierra Nevada, N fork of Yuba River, 2.5 mi above Downieville 975 Comment
  SD50713  Philadelphus lewisii var. californicus D. F. Howe 1959-8-2 2775 Sierra 15.5 miles W of Downieville 914 Comment
  UC1586504  Phleum alpinum Lowell Ahart 1991-7-22 6693 Sierra about 3 mi nw Webber Lake (about 1/4 mi s of Henness Pass Road); French Meadow 2133 Comment
  UCSB16016  Phleum alpinum Breedlove, Dennis 1962-6-13 Sierra Along the Little Truckee River; State Highway 89, 10.0 miles south of Sierraville; Sierra Nevada 1950 Comment
  SEINET10921148  Phleum alpinum Lowell Ahart 1991-1 Ahart 6683 Sierra Mountain Timothy T19N R7E nw/ S24 Small size plants, growing on dry bare soil in French Meadow, about 1/4 mile south of Henness Pass Road, about 3 miles north-west of Webber lake,. common. Mountain Meadow in Red Fir Forest 2134 Comment
  SEINET4889075  Phleum alpinum P. B. Kennedy, S. B. Doten 1901-7-23 218 Sierra South of Lincoln Valley Comment
  CAS-BOT-BC250857  Phleum pratense W. Harnach; N. Harnach 1990-7-12 472 Sierra Sierra Valley. Approx 1/4 mile west of the rodeo grounds on Co. rd. 1524 Comment
  SEINET4889149  Phleum pratense W. Harnach, N. Harnach 1990-7-12 472 Sierra Sierra Valley, approx 1.4 mile west of the Sierraville rodeo grounds on County road 1524 Comment
  CHSC35183  Phlox diffusa James Henrickson 1969-5-25 3417 Sierra Ca. 30 mi. E of Reno, 22 mi. N. of Truckee, 2 mi. S. of Sierraville along Hwy. 89. 1584 Comment
  SJSU12044  Phlox diffusa N. A. Hopkins 1969-7-12 278 Sierra 0.25 mi NE of Packer L 1828 Comment
  RSA8067  Phlox diffusa subsp. diffusa H. A. Barker 1927-6-26 740 Sierra Gold Lake. 1982 Comment
  UCR242989  Phlox gracilis Ayzik Solomeshch 2009-6-7 s.n. Sierra Sierra Valley, Bradley Ranch, along Calpine Road, c. 100 m north from the road 1495 Comment
  CAS-BOT-BC478198  Phoenicaulis cheiranthoides James R. Shevock 1985-5-19 11153 Sierra Sierra Valley, along California highway 49 at Rice Hill, 4.7 miles northeast of highway junctions 49 & 89 at Sierraville 1650 Comment
  CAS-BOT-BC60688  Phoenicaulis cheiranthoides L. S. Smith 1927-6-2 2078 Sierra Top Bald Mountain Ridge. Tahoe Forest. 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
  RSA0117086  Physocarpus capitatus Lowell Ahart 2015-5-9 20185 Sierra On the north side of the Canyon Creek Trail, trail on the north side of the North Fork of the Yuba River, about 300 yards west of Highway 49, about one mile west of Indian Valley. 692 Comment
  CAS-BOT-BC78488  Pinus contorta subsp. murrayana John Thomas Howell 1969-9-13 46098 Sierra Little Truckee River near outlet of Webber Lake 2042 Comment
  HSC1503  Pinus jeffreyi R. G. Means 1965-6-19 3 Sierra Old Independence Lake Rd. 2.5 mi. N of Sagehen Creek Project Rd. 2104 Comment
  RSA6219  Pinus jeffreyi Elmer I. Applegate 1921-9-7 3372 Sierra Gold Lake 1982 Comment
  CAS-BOT-BC78708  Pinus jeffreyi Elmer I. Applegate 1921-9-7 3372 Sierra Gold Lake 1981 Comment
  SEINET5334603  Pinus jeffreyi W. D. Billings 1951-7-8 2113 Sierra Wber Peak W. of Weber Lake 2286 Comment
  MACF021045  Pinus monticola Trudy R. Ericson 1976-7-3 577 Sierra Approx. 2 mi. northeast of Babbitt Peak Lookout Station, Tahoe National Forest 2669 Comment
  UC336029  Pinus monticola unknown 1887-8-1 Sierra Webber lake Comment
  UC336030  Pinus monticola unknown 1889-6-18 Sierra near Downieville; Gold Lake Comment
  CAS-BOT-BC80050  Pinus washoensis John Thomas Howell; Gordon H. True 1970-7-14 5498 Sierra Crystal Peak [loop road] Loop Road ca. 0.5 miles west of Dog Valley Road near Dog Valley Campground 1950 Comment
  MACF019594  Pinus washoensis Trudy R. Ericson 1975-9-15 385 Sierra Babbit Peak, Tahoe National Forest, near Forest Service Lookout Station 2669 Comment
  NY579175  Pinus washoensis D. A. Charlet 1997-4-8 2375 Sierra Sierra Nevada, Little Truckee River drainage, on west shoulder of State Highway 89, 0.3 road mile N of Kyburz Flat Road. Elev. 6280 ft. 1915 Comment
  RSA244722  Pinus washoensis J. T. Howell, Gordon H. True 1970-7-14 5498 Sierra Crystal Peak Loop Road ca. 0.5 mile west of Dog Valley Road near Dog Valley Campground. 1951 Comment
  RSA261588  Pinus washoensis Trudy R. Ericson 1976-7-3 573 Sierra Near Babbitt Peak Lookout Station, Tahoe National Forest. 2671 Comment
  RSA261589  Pinus washoensis Trudy R. Ericson 1976-7-3 576 Sierra Approx. 2 miles northeast of Babbit Peak Lookout Station, Tahoe National Forest. 2671 Comment
  CHSC50699  Piperia unalascensis Lowell Ahart 1990-6-29 6530 Sierra South of Gold Run Creek, west of Poverty Hill (Poverty Hill Hydraulic Mine). 1524 Comment
  SCFS5181  Pisum sativum Marc Chamberlain 1973-6-28 44 Sierra 25 miles from Truckee north on Highway 89. Comment
  CHSC80935  Plagiobothrys cusickii Lowell Ahart 2001-8-10 9083 Sierra On the west side of the dam, diversion dam across the Little Truckee River (water flows to Sierra Valley), about 100 yards south of Fiberboard Road (Forest Road 18), about 1/8 mile north of Henness Pass Road, about 5 miles (air) east of Webber Lake. 1920 Comment
  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
  UCR242990  Plagiobothrys cusickii Ayzik Solomeshch 2009-6-7 s.n. Sierra Sierra Valley, Bradley Ranch, along Calpine Road, c. 100 m north from the road 1495 Comment
  SJSU12049  Plagiobothrys cusickii N. A. Hopkins 1976-6-22 838 Sierra c. 3 mi N of Sattley, Sierra Valley 1493 Comment
  SJSU6452  Plagiobothrys hispidulus N. A. Hopkins 1971-6-14 382 Sierra 1 mi E of Sierraville, Sierra Valley 1524 Comment
  CAS-BOT-BC228457  Plagiobothrys mollis Alice Eastwood 1968-6-29 7849 Sierra Loyalton Comment
  JEPS61013  Plagiobothrys mollis J. G. Lemmon Jul 1885 Sierra Sierra Valley Comment
  UC1586494  Plagiobothrys scouleri Lowell Ahart 1991-7-22 6688 Sierra about 3 mi nw Webber Lake (about 0.25 mi s of Henness Pass Road); French Meadow 2133 Comment
  UCD120957  Plagiobothrys torreyi H. Spanglet 1995-8-2 s.n. Sierra Kyburz Flat. Comment
  CHSC80958  Plantago major Lowell Ahart 2001-8-10 9093 Sierra About 100 feet south of the dam, diversion dam across the Little Truckee River (water flows to Sierra Valley), about 100 yards south of Fiberboard Road (Forest Road 18), about 1/8 mile north of Henness Pass Road, about 5 miles (air) east of Webber Lake. 1920 Comment
  SEINET6167928  Platanthera dilatata var. leucostachys P. B. Kennedy 1901-1 Sierra Comment
  UCR257839  Platanthera leucostachys George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-7-23 19504 Sierra Northern Sierra Nevada Mountains, Stampede Dam Road, 1.7 miles north of the Nevada County line, just east of Stampede Reservoir 1770 Comment
  JEPS64401  Platanthera leucostachys W. L. Jepson 1934-8-6 16872 Sierra s Sierraville; Cold Creek Comment
  CHSC59031  Platanthera sparsiflora Lowell Ahart 1992-7-17 6792 Sierra About 2 (air) miles east of Quartz Point, about 6 (air) miles south-east of Downieville. 1706 Comment
  JEPS64459  Platanthera sparsiflora A. Ames Jul 1913 16 Sierra Yuba Pass Comment
  UC336995  Plectritis macrocera unknown Sierra Sierra Valley Comment
  CHSC67178  Pleiacanthus spinosus James D. Jokerst 1990-7-27 3169 Sierra Balls Ranch. Summit of Bald Mtn. Range at N end. 2621 Comment
  CAS-BOT-BC458192  Pleuricospora fimbriolata H. D. Thiers 1971-7-8 67 216 M Sierra Near Yuba Pass 2133 Comment
  CAS-BOT-BC458193  Pleuricospora fimbriolata Lowell Ahart 1983-10-27 4467 Sierra About 2 miles NW of Milton Res., near Jackson Meadow Res. 2000 Comment
  CAS-BOT-BC261027  Poa Catherine Best 1982-7-12 745 Sierra Herrington's, Sierra City, Sierra Nevada 1219 Comment
  CAS-BOT-BC261028  Poa W. Harnach; N. Harnach 1989-5-18 099 Sierra Calpine Ranch (home), Sierra Valley 1505 Comment
  JEPS75577  Poa bolanderi W. L. Jepson 1934-8-6 16863 Sierra Yuba Pass 2011 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
  CAS-BOT-BC254983  Poa bulbosa W. Harnach; N. Harnach 1989-5-18 100 Sierra Calpine Ranch (home) 1505 Comment
  SEINET7744979  Poa bulbosa W. Harnach, N. Harnach 1989-4-23 044 Sierra Sierra Valley; Sattley, E slope Sattley Hill. 1521 Comment
  SEINET7744952  Poa bulbosa W. D. Billings 1946-5-12 1652 Sierra 2 mi. NW of Sattley, W side of Sierra Valley. Comment
  CAS-BOT-BC255105  Poa compressa Catherine Best 1981-6-17 s.n. Sierra Sierra Valley 1 mile W of Sierraville on Highway 89 Comment
  HSC96969  Poa compressa L. Ahart 2006-6-21 12801 Sierra W side of Foote Rd., near Blue Ravine, about 3 mi. SW of Alleghany. 1054 Comment
  CHSC94215  Poa cusickii subsp. epilis Lowell Ahart 2006-6-28 12877 Sierra On the west slope and near the top of the serpentine area, about 3/4 mile (air) east of Lake Delahunty, about 2 miles (air) northeast of Gibsonville. 1880 Comment
  SEINET7826783  Poa fendleriana K. R. Genz 1979-5-21 9105 Sierra Upper Long Valley, West of Long Valley road on old Railroad grade which goes to Purdy Creek 1798 Comment
  UCD38322  Poa howellii Beecher Crampton 1954-5-10 1848 Sierra Along State Hwy 49, 5 miles northeast of Camptonville. Comment
  CAS-BOT-BC255925  Poa palustris R. K. Gierisch; D. H. Esplin 1969-6-25 3491 Sierra Saddle Meadow, Tahoe Forest 1950 Comment
  CAS-BOT-BC255926  Poa palustris Gordon H. True; Barbara Trowbridge 1977-7-25 8361 Sierra Stampede Reservoir, ca. 6 miles north of Boca (Nevada County) on Little Truckee River, north of Nevada County line, Independence Lake Watershed 1802 Comment
  UC1153801  Poa palustris Beecher Crampton 1957-7-24 4420 Sierra 4 mi ne Sattley (Van Vleck Ranch); Sierra Valley Comment
  CAS-BOT-BC247432  Poa pratensis R. K. Gierisch; D. H. Esplin 1969-6-25 3483 Sierra Tahoe National Forest, Saddle Mdw. Comment
  CAS-BOT-BC247433  Poa pratensis Melissa A. Berry 1957-6-28 s.n. Sierra Highway 89 1524 Comment
  UCD91872  Poa pratensis Beecher Crampton 1954-5-11 1892 Sierra Sierra Valley, Sierraville. Comment
  SEINET7850303  Poa pratensis I. LaRivers 1960-6-22 s.n. Sierra Locality information not provided Comment
  UC149786  Poa pratensis subsp. pratensis H. M. Hall and E. B. Babcock July, 1903 4478 Sierra Sierra Valley; Sierra Nevada Mts 1524 Comment
  CAS-BOT-BC237653  Poa secunda L. S. Smith 1927-6-2 56751 Sierra Ball Mountain Ridge, E of Loyalton Comment
  POM267987  Poa secunda D. D. Keck 1944-7-8 5411 Sierra Sierra Valley, 1.5 miles N. of Sattley, on Feather River road. 1524 Comment
  CAS-BOT-BC236290  Poa secunda subsp. juncifolia David D. Keck 1944-7-8 5415 Sierra Sierra Valley, 1.5 miles N of Sattley, on Feather River road 1524 Comment
  CAS-BOT-BC247082  Poa secunda subsp. juncifolia Catherine Best 1984-6-18 989 Sierra Near the Little Truckee River about two miles north of the Nevada Co. Sierra Co. line Comment
  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
  CAS-BOT-BC243211  Poa secunda subsp. secunda S. B. Doten 1901-6-16 48 Sierra Sierra Valley Comment
  UC718014  Poa secunda subsp. secunda David D. Keck 1944-7-8 5408 Sierra 1.5 mi s Sattley (on Feather River Rd); Sierra Nevada, Sierra Valley 1524 Comment
  UCD32535  Poa secunda subsp. secunda Beecher Crampton 1954-5-10 1852 Sierra 7 miles NE of Camptonville, S canyon slope of N Yuba River. Comment
  UCD90779  Poa secunda subsp. secunda Beecher Crampton 1954-5-10 1852 Sierra 7 miles NE of Camptonville, S slope of N Yuba River, Hwy 49. Comment
  CAS-BOT-BC244174  Poa trivialis Catherine Best 1981-6-19 s.n. Sierra Herringtons, Sierra City Comment
  SEINET7875875  Poa wheeleri P. B. Kennedy 1901-7-10 137 Sierra Canyon below Webber Lake. Comment
  CAS-BOT-BC232868  Polemonium W. R. Dudley 1894-8-1 s.n. Sierra Woods near Webber Lake Comment
  CAS-BOT-BC383101  Polemonium californicum Andrew Townesmith; Karen M. Meyer 2007-7-18 831 Sierra Tahoe National Forest, Sierraville Ranger District. 2.1 miles N of Forest Service road 07 on Forest Service road 07-40 2291 Comment
  SEINET13762918  Polemonium californicum P. B. Kennedy 1901-7-1 67 Sierra [Sierra Nevada] Webber Lake Comment
  JEPS69906  Polemonium micranthum John Gill Lemmon 1875-1 Sierra Sierra Valley Comment
  SEINET13759044  Polemonium micranthum W. Harnach, N. Harnach 1989-5-5 55 Sierra Sierra Valley, along side of drainage ditch from Loyalton City well, Loyalton High School. 1524 Comment
  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
  UCD109720  Polygala cornuta Collector Unknown 1925-6-29 407 Sierra Downieville. Comment
  UCD40150  Polygala cornuta Rodney Gale Myatt 1971-7-3 1555 Sierra Hillside above Hwy 49, just to the north of Yuba River. Near Oregon Creek, Alleghany Road, and Sierra County line. 195 Comment
  JEPS78147  Polygala cornuta var. cornuta Gary W. Zamzow 1972-6-27 26 Sierra on serpentine outcrop at intersection of Highway 49 and road to Goodyears Bar (3 1/2 mi w of Downieville) 822 Comment
  SBBG67660  Polygala cornuta var. cornuta J. G. Lemmon -Jun-1877 Sierra Downieville Buttes Comment
  CHSC105780  Polygonum aviculare Lowell Ahart 2010-9-15 17167 Sierra Open areas, about 5 yards west of the cabin, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak. 2134 Comment
  UC570302  Polygonum aviculare subsp. buxiforme H. S. Yates 1935-6-28 5270 Sierra 5 1/4 miles northeast of Sattley 1493 Comment
  UC1586499  Polygonum bistortoides Lowell Ahart 1991-7-22 6677 Sierra about 1/4 mi s Henness Pass Road (about 3 mi nw of Webber Lake); French Meadow 2133 Comment
  JEPS50502  Polygonum bistortoides Dr. Hunt 1872-2 Sierra Indian Valley; Sierra Valley and northward Comment
  PASA1501  Polygonum bistortoides Margaret Stason 1932-6-21 427 Sierra Near hobart Mills Comment
  CAS-BOT-BC414579  Polygonum douglasii Lewis S. Rose 1934-7-15 34371 Sierra Gold Lake 1950 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
  RSA65867  Polygonum douglasii F. W. Peirson 1921-8-9 1802 Sierra South Fork of San Joaquin River 2515 Comment
  CHSC37205  Polygonum douglasii subsp. douglasii L. Ahart 1982-7-28 3721 Sierra Along edge of dirt rd n of the Pacific Mine, ca. 5 mi e of LaPorte. 1700 Comment
  CHSC47686  Polygonum douglasii subsp. douglasii Lowell Ahart 1989-8-16 6376 Sierra At Ahart Sheep Camp, about 1 mile north-west of Milton Reservoir. 1706 Comment
  UC1609028  Polygonum douglasii subsp. douglasii Lowell Ahart 1993-9-24 7246 Sierra about 3/4 mi s dirt road from Gibsonville to Johnsville (n side of mt., w side of poor dirt road that ends at a stream); Mount Fillmore 2133 Comment
  UC585244  Polygonum douglasii subsp. douglasii E. B. Babcock, G. L. Stebbins Jr. 1936-6-3 1676 Sierra Sierra Valley; e side, on road to Loyalton 1600 Comment
  UC585245  Polygonum douglasii subsp. spergulariiforme E. B. Babcock, G. L. Stebbins Jr. 1936-6-5 1706 Sierra about 3 1/2 mi ne Sierraville (on road to Loyalton, se edge of valley); Sierra Valley, Newman Point 1600 Comment
  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
  UC1060656  Polygonum parryi Herbert L. Mason 1957-6-21 14709 Sierra 3 mi n Satley; Sierra Valley Comment
  SD61127  Polygonum phytolaccifolium Darley F. Howe 1964-7-28 3888 Sierra 5.5 mi. so. Of Gold Lake Lodge, Tahoe Nat. Forest 1829 Comment
  CAS-BOT-BC419962  Polygonum polygaloides subsp. kelloggii Lewis S. Rose 1934-7-10 34345 Sierra Ridge W. of Gold Lake 2133 Comment
  JEPS51285  Polygonum polygaloides subsp. kelloggii J. G. Lemmon 1869-1 481 Sierra near Webber Lake Comment
  CAS-BOT-BC420173  Polygonum sawatchense subsp. sawatchense John Thomas Howell; Gordon H. True 1970-7-14 5550 Sierra Verdi Peak Road ca. 1 mile below Lookout. 2499 Comment
  UC66006  Polygonum sawatchense subsp. sawatchense P. B. Kennedy and S. B. Doten 1901-7-8 112 Sierra Webber Lake Comment
  CAS-BOT-BC109280  Polygonum shastense Lowell Ahart 1969-9-21 s.n. Sierra 2 miles south and 2 miles west of Webber Lake. 2438 Comment
  CHSC56866  Polygonum shastense L. P. Janeway; Garrett Gibson 1991-8-16 4140 Sierra Plumas National Forest. Beckwourth Ranger District. Haskell Compartment. Northeast side of top of ridge between Mills Peak and Mohawk Gap; ca 1 1/4 mi southeast of Mills Peak. 2237 Comment
  CAS-BOT-BC421060  Polygonum spergulariiforme James Jokerst 1985-7-22 2521 Sierra Near Carman Creek. 901 Comment
  SEINET4335269  Polygonum spergulariiforme M. J. Williams 1976-8-29 76 -106 Sierra Intersection Verdi Peak Rd. and Henness Pass Rd. 1920 Comment
  CAS-BOT-BC233035  Polypogon interruptus Lowell Ahart 1977-5-31 s.n. Sierra 7 miles W of Alleghany 1500 Comment
  UCR249140  Polystichum imbricans subsp. imbricans George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20766 Sierra Northern Sierra Nevada Mountains Foothills, Along CA-49, 1.2 miles north of the Yuba County line 901 Comment
  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
  CHSC46514  Populus balsamifera subsp. trichocarpa Lowell Ahart 1981-6-23 2879 Sierra Wallace Creek, on the north side of the dirt (county) road, about 4 miles north-east of La Porte. 1645 Comment
  CAS-BOT-BC102709  Populus tremuloides H. Albert Barker 1926-7-22 149 Sierra Gold Lake - First Cove - East side of lake 1953 Comment
  RSA176441  Populus trichocarpa Peter H. Raven 1964-6-30 19609 Sierra 6.4 miles W of Yuba Pass on State Hwy [49?]. 1738 Comment
  UCD110718  Populus trichocarpa R. O. Hanes 1992-9-28 96 Sierra Lemmon Cyn. 1706 Comment
  JEPS4931  Porterella carnosula Rimo Bacigalupi with H. L. Mason and J. R. Sweeney 1953-7-7 4274 Sierra just 1 mi e Calpine (Sierra Valley, eastern Sierra County); Sierra Valley 1493 Comment
  SEINET10873425  Porterella carnosula John G. Lemmon 1874-1 Lemmon 8 Sierra Comment
  UCSB9836  Porterella carnosula Mason, Herbert; Sweeney, J. 1953-7-7 Sierra Just 1 mile east; of Calpine, Sierra Valley 1493 Comment
  SJSU13933  Potamogeton amplifolius N. A. Hopkins 1987-8-6 1391 Sierra Packer Lake, c. 4 mi N of Sierra City 1889 Comment
  UC965618  Potamogeton gramineus Herbert L. Mason 1952-7-19 14456 Sierra 1.5 mi e of Calpine (at junction of Calpine with Sierraville-Beckwourth Road); Sierra Nevada, Sierra Valley 1524 Comment
  UC336411  Potamogeton praelongus unknown Aug. 1875 Sierra Webber Lake Comment
  UC114330  Potentilla drummondii subsp. breweri J. G. Lemmon 1875-1 85 Sierra Comment
  CHSC66529  Potentilla glandulosa subsp. ashlandica Lowell Ahart 1996-7-25 7692 Sierra Along the dirt road, old Henness Pass Road, French Meadow, about 2 miles west of Webber Lake. 1950 Comment
  RSA7886  Potentilla glandulosa subsp. ashlandica H. A. Barker 1927-7-23 828 Sierra Gold Lake 1982 Comment
  UCD113844  Potentilla gracilis B. Crampton 1957-7-24 4413 Sierra Gordon Van Vleck Ranch, Sierra Valley, 4 miles northeast of Sattley. Comment
  UC638724  Potentilla gracilis Ethel Crum 1947-8-6 1941 Sierra shore of Webber Lake 2042 Comment
  RSA748572  Potentilla gracilis var. fastigiata 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-BC47624  Primula suffrutescens Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Salmon Lake Comment
  CAS-BOT-BC47625  Primula suffrutescens Lewis S. Rose 1934-7-10 34342 Sierra Ridge W. of Gold Lake 2133 Comment
  UCD125290  Prunella vulgaris var. lanceolata R. O. Hanes 1995-7-17 276 Sierra Tahoe Forest, Road 98-3, lower spur. 1780 Comment
  CAS-BOT-BC159733  Prunus andersonii Ella Dales Cantelow 1942-5-12 3608 Sierra Hy 89, E. of Checking Station coming into Cal. from Nevada over Beckwourth Pass Comment
  SEINET7287702  Prunus andersonii K. E. Bradshaw 1942-5-21 KB 422 Sierra Sierra Nevada, 3 mi. SW of Purdy, on Old Trosi Ranch. 1676 Comment
  CHSC105667  Prunus emarginata Lowell Ahart 2010-9-15 17170 Sierra Open areas, around the cabin, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak. 2134 Comment
  CHSC37643  Prunus emarginata T. B. Devine 1981-8-15 741 Sierra Gold Lakes Road, ca. 4 mi N of Sand Pond. 2026 Comment
  CHSC64659  Prunus emarginata H. H. Schmidt; M. Merello, L. Woodruff 1993-6-13 856 Sierra Tahoe National Forest. On state highway 89 at Calpine. 3 miles N of junction with state highway 49. [Original lat./long. on label is '39 degrees, 40 minutes, 68 seconds N; 120 degrees, 27 minutes, 15 seconds W']. 1585 Comment
  RSA7939  Prunus emarginata H. A. Barker 1926-7-25 s.n. Sierra West side of Gold Lake 1982 Comment
  RSA794703  Prunus emarginata L. Ahart 2010-9-15 17170 Sierra Open areas around the cabin at the spring, about 2.75 air miles north of Yuba Pass on Highway 49, about 4 air miles east of Haskell Peak. 2135 Comment
  SBBG70927  Prunus emarginata J. G. Lemmon -- Sierra Sierra Valley Comment
  SEINET10737096  Prunus emarginata Andrew Townesmith, Karen M. Meyer 2007-7-18 Townesmith 830 Sierra Tahoe National Forest, Sierraville Ranger District. 2.1 miles N of Forest Service road 07 on Forest Service road 07-40. T19N R14E, at edge of sections 15 and 22. 2291 Comment
  SJSU11964  Prunus emarginata N. A. Hopkins 1970-6-10 316 Sierra NE of Packer L 1920 Comment
  UC1128340  Prunus emarginata G. Burks 1933-7-26 16 Sierra 1 1/2 mi n of Pike (Tahoe National Forest); Tahoe National Forest 1066 Comment
  UCD113192  Prunus emarginata R. O. Hanes 1992-9-28 97 Sierra Lemmon Canyon. 1706 Comment
  UCD113440  Prunus emarginata R. Randell 1996-5-26 19 Sierra Tahoe National Forest, Wild Plum Road, 1.25 miles from Highway 49. 1350 Comment
  CAS-BOT-BC151224  Prunus virginiana var. demissa W. Harnach; N. Harnach 1989-5-9 074 Sierra Sierra Valley, Newman Point (Rice on map) 1524 Comment
  UC1128460  Prunus virginiana var. demissa C. G. Albertus 1935-9-20 286 Sierra 3 3/4 mi ESE of Sierraville 1767 Comment
  JEPS124555 Image available Prunus virginiana var. demissa J. Yamanaka 1965-6-29 40 Sierra Union Flat Campground. 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
  SD124902  Pseudognaphalium beneolens R. D. Goeden 1986-9-10 Sierra Along Fibreboard Road above Perazo Meadow, northwest of Truckee and ca. 10 miles east of Jackson Meadow Reservoir; Tahoe National Forest. 2010 Comment
  CHSC53132  Pseudognaphalium thermale L. P. Janeway 1989-8-23 3628 Sierra Plumas National Forest. Midslope, between ridge and Hwy 89; near Sulphur Cr, ca 3 mi E of Haskell Pk. 1965 Comment
  UCD40149  Pseudognaphalium thermale Rodney Gale Myatt 1971-7-3 1559 Sierra Hillside above Hwy 49, just to the north of Yuba River. Near Oregon Creek, Alleghany Road, and Sierra County line. 195 Comment
  POM358888  Pseudognaphalium thermale Britton, Robert W. Townsend 1939-8-24 138 Sierra North bank of Yuba River, 7 miles above Sierra City 1674 Comment
  POM286227  Pseudostellaria jamesiana Lyman Benson, J. W. Morrison s.n. Sierra Sierra Nevada Mtn. Range, near Sierra Valley River and Loyalton 1524 Comment
  RSA478137  Pseudostellaria jamesiana Robert Gustafson 1985-6-10 3149 Sierra SFSU Sierra Nevada Field Station, ca. 6 miles below Yuba Pass summit on Highway 49 1921 Comment
  SJSU9124  Pseudostellaria jamesiana H. L. Buckalew 1964-7-16 Sierra Yuba Pass 2316 Comment
  UC585136  Psilocarphus oregonus E. B. Babcock, G. L. Stebbins Jr. 1936-6-3 1659 Sierra about 5 mi n Sattley; Sierra Valley Comment
  CAS-BOT-BC361901  Psilocarphus tenellus Catherine Best 1981-6-18 s.n. Sierra Meadow at Yuba Summit 2042 Comment
  UC334217  Pterospora andromedea J. G. Lemmon 1874-1 Sierra Sierra Valley Comment
  RSA232648  Purshia tridentata var. tridentata Larry E. DeBuhr, Gary D. Wallace 1972-5-21 582 Sierra Jct of Hwys 89 and 49. Tahoe National Forest. Comment
  SEINET7246456  Pyrola asarifolia W. Harnach, N. Harnach 1991-7-4 612 Sierra Sierra Valley, 0.5 miles S of Sattley, Martinetti Ranch (the fenced bog hole) 1512 Comment
  CAS-BOT-BC465501  Pyrola asarifolia Lillian S. Mott 1965-8-8 LM 6559 Sierra Packer Lake Comment
  CAS-BOT-BC466284  Pyrola asarifolia W. Harnach; N. Harnach 1991-7-4 612 Sierra Sierra Valley, Martinetti Ranch 1511 Comment
  UCD117798  Pyrola asarifolia Lillian S. Mott 1965-8-8 6559 Sierra Packer Lake. Comment
  UCD117799  Pyrola asarifolia Gladys L. Smith 1959-6-19 1222 Sierra Lower Sardine Lake. 1828 Comment
  JEPS58836  Pyrola picta W. L. Jepson 1934-8-3 16829 Sierra Pioneer Road Station North Fork Yuba River 2 mi E of Bassett Station Comment
  SEINET10849561 Image available Pyrrocoma demissa Charles F. Sonne 1892-7-10 Sonne 139 Sierra Sardine Valley. Comment
  JEPS16735  Pyrrocoma lanceolata var. lanceolata Rimo Bacigalupi with H. L. Mason and J. R. Sweeney 1953-7-8 4298 Sierra along road from Calpine to Beckwourth; Sierra Valley 1463 Comment
  CAS-BOT-BC328153  Pyrrocoma lucida John Thomas Howell 1951-8-21 28239 Sierra Sierra-Plumas County line on road form Blaisden to Calpine, Sierra Nevada 1524 Comment
  UC218000 Image available Pyrrocoma racemosa var. paniculata J. G. Lemmon 1874-1 Sierra Sierra Co. (?) Comment
  SEINET10809472 Image available Pyrrocoma racemosa var. virgata John G. Lemmon 1874-1 Lemmon 98 Sierra Comment
  CAS-BOT-BC68640  Quercus chrysolepis Elmer I. Applegate 1921-9-8 3391 Sierra Near Sierra City Comment
  CAS-BOT-BC68641  Quercus chrysolepis Alice Eastwood 1918-4-6 6778 Sierra Downieville Comment
  CHSC110872  Quercus chrysolepis Tim Hanson 2013-9-3 6 Sierra Northern High Sierra Nevada. On the south facing slope of Slate Creek canyon approximately 6 air km northeast of La Porte. 1560 Comment
  UC1135359  Quercus chrysolepis A. Lewis 1934-6-9 505 Sierra 2 mi n Poverty Hill; Downieville Quadl 1371 Comment
  JEPS124688 Image available Quercus chrysolepis G. R. Ostrander 1965-6-29 24 Sierra Found a rise above the road at the junction of Hiway 49 and the county road to Goodyear's Bar. Comment
  CAS-BOT-BC86616  Quercus douglasii Favilson 144 Sierra Tahoe National Forest 762 Comment
  JEPS115073  Quercus kelloggii Lowell Ahart 2007-10-25 14503 Sierra West side of a 20 acre meadow, about 40 yards east of Port Wine Ridge Road and the remains of two old buildings, about 1 1/2 miles north of Scales, about 5 miles (air) south of La Porte 1432 Comment
  CAS-BOT-BC104614  Quercus vacciniifolia John Thomas Howell; Gordon H. True 1969-6-25 45846 Sierra Sierra Nevada. 3 miles N of Bassets on road to Gold Lake 1950 Comment
  SEINET10437403  Quercus vacciniifolia P. A. Lehenbauer 1936-10-4 s.n. Sierra Gold Lake. 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
  CAS-BOT-BC362689  Raillardella argentea L. P. Janeway 1984-8-11 977 Sierra Northwest of Sierra Buttes 2316 Comment
  CAS-BOT-BC362810  Raillardella scaposa L. P. Janeway 1984-8-11 978 Sierra Northwest of Sierra Buttes 2316 Comment
  CAS-BOT-BC379454  Ranunculus alismifolius Joseph Gerber 1953-7-5 24 Sierra hillside near lake, Lake Independence 2134 Comment
  SJSU12124  Ranunculus alismifolius var. alismellus N. A. Hopkins 1970-6-11 332 Sierra marshy end of Packer L 1889 Comment
  JEPS55133 Image available Ranunculus alismifolius var. alismifolius J. G. Lemmon Sierra Sierra Valley High Sierras Comment
  RSA8014  Ranunculus alismifolius var. hartwegii H. A. Barker 1927-6-22 721 Sierra Gold Lake. 1954 Comment
  SEINET5338288  Ranunculus alismifolius var. lemmonii C. Bell 1962-9-5 s.n. Sierra Dog Valley, west of Verdi Nevada to right of the road. 1768 Comment
  UCD84182  Ranunculus aquatilis Ayzik Solomeshch 2009-6-8 s. n. Sierra Sierra Valley, Roen Ranch, along Westside Rd, ca. 2 km N of the intersection of Westside and Calpine Roads, ca. 1 km east of Westside Rd. 1493 Comment
  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
  UCD96121  Ranunculus flammula var. ovalis Collector unknown 1929-7-26 s.n. Sierra Lusk Meadow, Salmon Lake. Comment
  UC489154  Ranunculus glaberrimus C. F. Sonne 1889-4-21 Sierra Dog Valley Comment
  SEINET5338814  Ranunculus occidentalis P. A. Lehenbauer 1935-5-21 s.n. Sierra Balls Canyon. Comment
  SEINET5338815  Ranunculus occidentalis P. A. Lehenbauer 1927-6-15 1448 Sierra Dog Valley grade, near spring. Comment
  SEINET5338818  Ranunculus occidentalis M. Humphreys 1950-4-30 18 Sierra 1 mile west of Sierra City, south side of highway 49. 1067 Comment
  SEINET5338835  Ranunculus occidentalis var. ultramontanus K. Walker 1954-5-13 23 Sierra Found on the Valley floor of Dog Valley in the meadows along streams. 15 miles from Reno on the Donner Trail. 1402 Comment
  UCD97035  Ranunculus occidentalis var. ultramontanus N. Hopkins 1975-5-9 645 Sierra Tahoe Forest. Woodruff Ck. 1371 Comment
  UC1477469  Ranunculus orthorhynchus var. orthorhynchus Nancy Morin July 1978 272 Sierra Bear Valley Rd Kyburz Flat 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
  UC592922  Rhamnus purshiana Carl B. Wolf 1937-8-6 Sierra 5 mi above Downieville; Northern Sierra Nevada, North of Yuba River 1066 Comment
  UC1121922  Rhamnus rubra A. Lewis 1934-8-5 523 Sierra Sierra Buttes Tahoe National Forest, Downieville Quad. 1676 Comment
  UC1121933  Rhamnus rubra G. Burks 1933-7-5 12 Sierra 3 mi se Camptonville; Tahoe National Forest, Smartsville Quad. 944 Comment
  UCD117841  Rhododendron columbianum R. O. Hanes 1995-7-17 271 Sierra Tahoe Forest. Quartz Mtn. 1773 Comment
  UCD63706  Rhododendron columbianum D. Sanchez-Mata; Tomas Santamaria 2006-7-8 s.n. Sierra Forest City. Granite Mountain. Tahoe National Forest. Banner Mine Road to Harris Meadows. 1830 Comment
  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
  JEPS95788  Ribes aureum var. aureum Lowell Ahart 1999-7-26 8128 Sierra about 7 miles (air) east of Webber Lake; Little Truckee River; on the west side of Independence Road; just south of the Little Truckee River; south of Fibreboard Road; about 7 miles (air) east of Webber Lake 1889 Comment
  JEPS95837  Ribes aureum var. aureum Lowell Ahart 1999-7-26 8128 Sierra about 7 miles (air) east of Webber Lake; Little Truckee River; on the west side of Independence Road; just south of the Little Truckee River; south of Fibreboard Road; about 7 miles (air) east of Webber Lake 1889 Comment
  SEINET5766039  Ribes cereum W. Harnach, N. Harnach 1993-7-11 747 Sierra On top of Lincoln Ridge, south of Yuba Pass. Western edge project area. 2316 Comment
  CHSC105551  Ribes cereum var. cereum Lowell Ahart 2010-9-15 17160 Sierra About 20 yards southeast of the cabin, about 20 yards southeast of the upper pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak. 2134 Comment
  UCD160673  Ribes cereum var. cereum Kai Battenberg; Alison M. Berry, Jannah Wren 2015-6-26 KB- 13 Sierra Collected in Sagehen Creek Field Station. Off of Sage Hen Road. 600m West from Sagehen Creek Field Station. 1944 Comment
  SJSU14249  Ribes montigenum N. A. Hopkins 1989-8-29 1579 Sierra below Coburn L, Berry Cr drainage, c. 5 mi S of Yuba Pass 2255 Comment
  CAS-BOT-BC219257  Ribes nevadense Elmer I. Applegate 1921-9-7 s.n. Sierra Gold Lake 1981 Comment
  CAS-BOT-BC219258  Ribes nevadense Jean L. Pawek 1956-5-22 57 Sierra Highway 49, just above Sierra City 1219 Comment
  SBBG2789  Ribes nevadense H. and M. Dearing 1939-5-9 3324 Sierra near Sierra City Comment
  JEPS49183  Ribes roezlii W. L. Jepson 1934-8-3 16836 Sierra 2 mi e Bassetts sta. (Pioneer road sta.); North Fork Yuba River 1706 Comment
  SEINET5777033  Ribes roezlii W. Harnach, Nancy Harnach 1990-5-13 312 Sierra Approx 0.5 miles S of Sattley, Martinetti Ranch 1518 Comment
  UC566232  Ribes roezlii A. Lewis 1934-7-5 496 Sierra 2.2 mi ne Poverty Hill; Downieville Quadrangle 1584 Comment
  UCD38338  Ribes roezlii Beecher Crampton 1954-5-11 1897 Sierra 2 miles east of Sierra City. Along Hwy 49. 1341 Comment
  SEINET5339783  Ribes roezlii L. McKenzie 1948-5-10 10 Sierra West slope of canyon, 3 miles west of Verdi, NV. 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
  SEINET5339879  Ribes viscosissimum S. B. Doten 1901-7-12 161 Sierra [Sierra Nevada] Near Webber Lake Comment
  SEINET5845210  Ribes viscosissimum S. B. Doten 1901-7-12 161 Sierra [Sierra Nevada] Webber Lake Comment
  UC66101  Rorippa curvisiliqua P. B. Kennedy and S. B. Doten 1901-7-8 113 Sierra Webber Lake Comment
  CHSC54556  Rorippa curvisiliqua var. curvisiliqua Lowell Ahart 1991-7-22 6696 Sierra On the bottom of a drying stream, in French Meadow, about 1/4 mile south of Henness Pass Road, about 3 miles north-west of Webber Lake. 2133 Comment
  CAS-BOT-BC147667  Rosa canina Leah D. McKee 1981-5-17 049 Sierra 4 miles out of Downeyville, Goodyear Bar 853 Comment
  CHSC82368  Rosa gymnocarpa Lowell Ahart 2002-6-13 9717 Sierra On the south side of the dirt road to Harris Meadow, about 0.6 mile northeast of the intersection (where the pavement ends) to Harris Meadow and the county road to Middlewaters and Milton Reservoir, about 5 1/2 miles (air) northeast of Alleghany. 1696 Comment
  SEINET10483103  Rosa woodsii var. ultramontana Heidi H. Schmidt 1993-6-13 Schmidt 850 Sierra Tahoe National forest on state highway 89. 1.7 miles N of Sierraville. Sagebrush flats, meadow. 1650 Comment
  UCD102107  Rubus armeniacus Lindsay Clark 2008-5-27 DNV 1 Sierra Carlton Campground, 30 miles after the left turn at Nevada City on CA-49, 12 miles west of Downieville. Next to Yuba River, in sight of outhouse and roadway. 696 Comment
  SEINET7707123  Rubus parviflorus W. Harnach, N. Harnach 1991-7-24 659 Sierra Sierra Valley, Calpine reservior, about 1.5 miles West of Calpine 1585 Comment
  CDA9217  Rubus parviflorus D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-2 6 .312 Sierra Haypress Creek. Wild Plum Campground along Route 49. 0 Comment
  SEINET11910986  Rubus parviflorus F. H. Utech 1986-1 86 -093 Sierra Tahoe National Forest, Indian Valley, near junction of North Yuba River & Fiddle Bow Creek on CA 49 950 Comment
  SEINET7705862  Rubus parviflorus P. B. Kennedy 1901-7-19 191 Sierra Canyon West of Lincoln Valley Comment
  JEPS4753  Rudbeckia californica W. L. Jepson 1934-7-30 16777 Sierra 6 mi above Downieville 1066 Comment
  SEINET4206283  Rumex acetosella I. LaRivers 1969-7-25 s.n. Sierra Verdi Comment
  UCR206989  Rumex acetosella George K. Helmkamp, E. A. Helmkamp 2009-5-28 14843 Sierra Northern Sierra Nevada Foothills, along CA-49, 1.6 miles north of the Yuba County line 902 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
  JEPS117448  Rumex salicifolius var. denticulatus Lowell Ahart 2010-9-15 17166 Sierra Along stream, near a dry open 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
  CHSC80961  Rumex salicifolius var. triangulivalvis Lowell Ahart 2001-8-10 9087 Sierra About 100 feet southeast of the dam, diversion dam across the Little Truckee River (water flows to Sierra Valley), about 100 yards south of Fiberboard Road (Forest Road 18), about 1/8 mile north of Henness Pass Road, about 5 miles (air) east of Webber Lake. 1920 Comment
  JEPS107581  Rumex salicifolius var. triangulivalvis Lowell Ahart 2005-8-30 12341 Sierra On a gravel bar, on the east side of Pass Creek, about 1/8 mile south of French Meadow, about 2 1/2 miles west of Webber Lake 2032 Comment
  CHSC85313  Sagina saginoides John Dittes; Josephine Guardino, Lowell Ahart 2003-7-31 2003 -76 Sierra Northern High Sierra Nevada; ca. 4.8 air-mile southwest of Sierra City, ca. 6.0 air-mile east by southeast of Downieville, ca. 6.5 air-mile northwest of Bowman Lake; Negro Canyon Creek at crossing of poor 4-wheel-drive road. At creek edge. 1682 Comment
  CAS-BOT-BC445651  Sagittaria cuneata W. R. Dudley 1894-9-1 s.n. Sierra Lake of the Woods near Webber Lake. 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-BC103634  Salix eastwoodiae G. Earle Kelley 1919-1-1 s.n. Sierra Salmon Lake Comment
  CHSC66821  Salix eastwoodiae Vernon H. Oswald; Lowell Ahart. 1996-8-19 8220 Sierra Northern High Sierra Nevada. Yuba Pass-Weber Lake Rd. (Forest Rt. 12) 1.5 mi S of the road to Haypress Valley. 2194 Comment
  RSA286283  Salix eastwoodiae Robert F. Thorne 1974-7-30 45047 Sierra Tahoe National Forest: Goose, Haven and Snag Lakes areas. 2058 Comment
  UC1408968  Salix eastwoodiae R. F. Thorne and C. W. Tilforth 1969-9-6 39197 Sierra between Goose and Snag Lakes (margin of Haven Lake) 1950 Comment
  CAS-BOT-BC107929  Salix geyeriana Alice Eastwood 1918-6-29 7903 Sierra Loyalton Comment
  UCSB16015  Salix geyeriana Breedlove, Dennis 1962-6-13 Sierra Along the Little Truckee River, 10.0 miles south of Sierraville on State Hwy 89 1950 Comment
  CAS-BOT-BC107660  Salix jepsonii Lowell Ahart 1978-7-29 s.n. Sierra On the north side of Mt. Fillmore, on moist rocky soil. 2300 Comment
  RSA7994  Salix jepsonii H. A. Barker 1927-6-24 733 Sierra Packer Lake. 1982 Comment
  UC1134962  Salix laevigata G. E. Sindel 1934-8-7 83 Sierra 2 1/2 mi n-n.e. Catfish Lake; Tahoe Nat'l Forest, Colfax Quad. Comment
  CHSC113678  Salix lasiandra var. caudata L. P. Janeway 2014-5-28 11273 A Sierra Northern High Sierra Nevada. Plumas National Forest; Placer Diggings along Pine Grove Creek, just north of Pine Grove Cemetery, 0.8 air-km northwest of Howland Flat. 1646 Comment
  CAS-BOT-BC125435  Salix lasiandra var. lasiandra Alice Eastwood 1918-6-29 7921 Sierra Loyalton Comment
  CAS-BOT-BC125436  Salix lasiandra var. lasiandra Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Salmon [Lakes] Lake Comment
  CAS-BOT-BC125441  Salix lasiandra var. lasiandra W. R. Dudley 1909-8-25 s.n. Sierra Sierraville Comment
  CAS-BOT-BC124521  Salix lasiolepis var. lasiolepis Alice Eastwood 1918-4-6 6765 Sierra Downieville Comment
  CAS-BOT-BC124527  Salix lasiolepis var. lasiolepis Alice Eastwood 1918-4-6 6761 Sierra Downieville Comment
  CAS-BOT-BC124875  Salix lemmonii W. R. Dudley 1900-6-21 5415 Sierra West side of Webber Lake Comment
  CAS-BOT-BC124876  Salix lemmonii W. R. Dudley 1900-6-20 5409 Sierra Near Webber Lake Comment
  CAS-BOT-BC124880  Salix lemmonii W. R. Dudley 1900-6-20 5408 Sierra North end of Webber Lake Comment
  CAS-BOT-BC124889  Salix lemmonii W. R. Dudley 1900-6-12 5523 Sierra by bridge over Little Truckee River on Sierraville Road Comment
  CHSC69906  Salix lemmonii L. P. Janeway; Eric Schroder 1997-8-13 5326 Sierra Hawley Meadow, at head of Pauley Creek; about 2.5 mi west of Gold Lake. Tahoe National Forest - meadow AQB6450. 2029 Comment
  UC501411  Salix lemmonii L. S. Smith 1932-5-25 2663 Sierra at crossing - south side large rock Tahoe Forest 2255 Comment
  UCD111708  Salix lemmonii R. Randell 1996-5-26 15 Sierra Tahoe National Forest, 100 meters east of road 93 cut off on Sardine Lake Road. 1800 Comment
  CAS-BOT-BC128249  Salix lucida W. R. Dudley 1900-6-12 5524 Sierra By bridge over Little Truckee River - Sierraville, Truckee Stage Road Comment
  CHSC9614  Salix lucida subsp. lasiandra E. L. Smith 1971-7-27 988 Sierra At Sierraville. 1508 Comment
  RSA176572  Salix lucida subsp. lasiandra Peter H. Raven 1964-6-30 19605 Sierra Stream 6.4 miles S of Sierraville on State Hwy 89. 1738 Comment
  RSA502886  Salix lucida subsp. lasiandra Javier Penalosa 1962-6-20 2550 Sierra Along Little Truckee River at Hwy 89. 1905 Comment
  UC337819  Salix petrophila unknown Aug. 1875 Sierra peaks near Webber Lake Comment
  CAS-BOT-BC126138  Salix scouleriana W. R. Dudley 1894-9-1 s.n. Sierra Lake of the Woods Comment
  CAS-BOT-BC126145  Salix scouleriana Alice Eastwood 1918-6-29 7904 Sierra Loyalton Comment
  CAS-BOT-BC126146  Salix scouleriana Gordon H. True 1965-9-16 2651 Sierra Sierra Valley, about 3/4 mile north of Sattley 1524 Comment
  CHSC47486  Salix scouleriana Lowell Ahart 1978-7-29 1795 Sierra On the north side of Mount Fillmore, about 12 miles north-east of La Porte. 2103 Comment
  UC337817  Salix scouleriana unknown 1885-1 Sierra near Turner's Sawmill Turner's Sawmill; Sierra Valley 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
  JEPS12751  Sambucus mexicana W. L. Jepson 1934-8-7 16878 Sierra 4 mi e Independence Lake Comment
  JEPS4897  Sambucus mexicana Roxana S. Ferris 1953-11-8 12699 Sierra State Hwy 49 between Downieville and Sierra City; North Fork of Yuba River Comment
  JEPS99004  Sambucus mexicana Rolf W. Benseler 1997-7-14 621 Sierra North of Ground Hog Rock, Tahoe National Forest 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
  UCR63643  Sanicula graveolens B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-29 0967 Sierra Sierra Nevada Mtns., Plumas National Forest, c. l mi. south of Sierra County line on Hwy 89 1585 Comment
  JEPS118427  Sanicula tuberosa Lowell Ahart 2011-9-23 17698 Sierra Forest floor, about 100 yards north of Pass Creek, about 300 yards south of Hennas Pass Road, west of French Meadow, east of Forest Road 70, about 3 miles (air) northwest of Webber Lake 2016 Comment
  CDA9360  Sarcodes sanguinea M. Beyers 2012-6-26 1028 Sierra Northern Sierra Nevada; Northwestern end of SFSU Sierra Nevada Field Campus: on the south side of the Yuba River. East of Highway 49. 1963 Comment
  CAS-BOT-BC466230  Sarcodes sanguinea H. C. Cantelow 1938-7-4 s.n. Sierra Meadow Valley Inn Comment
  PASA901  Saxifraga integrifolia Margaret Stason 1932-6-21 428 Sierra near Hobarts Mills Comment
  UC332575  Saxifraga odontoloma J. G. Lemmon and wife Aug. 1883 Sierra Webber Lake; High Sierra, Webber Lake Comment
  CAS-BOT-BC111223  Scirpus W. Harnach; N. Harnach 1990-6-6 336 Sierra Sierra Valley, Martinetti Ranch 1517 Comment
  CAS-BOT-BC111089  Scirpus microcarpus Lewis Samuel Rose 1934-7-17 34383 Sierra Meadow W. of Gold Lake 2133 Comment
  UC1609029  Scirpus microcarpus Lowell Ahart 1993-9-24 7242 Sierra about 3/4 mi s of the dirt road from Gibsonville to Johnsville Johnsville (on w side of a poor dirt road that ends at a stream on n side Mount Fillmore); n side Mount fillmore 2133 Comment
  SEINET13751457  Scrophularia desertorum W. Harnach, N. Harnach 1990-5-28 329 Sierra Sierra Valley, W of Loyalton, Balderson Ranch, Antelope Valley. 1554 Comment
  CDA11872  Scrophularia lanceolata G. F. Hrusa, J. Jokerst 1991-7-5 8533 A Sierra Sierra Valley Region; Antelope Valley. Comment
  SD237511  Scutellaria californica G. K. Helmkamp, E. A. Helmkamp 2009-5-28 14866 Sierra Sierra Nevada Mountains Foothills: above the Yuba River along CA-49, 2.3 miles north of the Yuba Co. line. 851 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
  CAS-BOT-BC64213  Sedum obtusatum subsp. obtusatum Lewis S. Rose 1934-7-17 34376 Sierra Ridge, W of Gold Lake 2133 Comment
  CAS-BOT-BC64216  Sedum obtusatum subsp. obtusatum Gladys L. Smith 1959-6-20 1244 Sierra On road between Gold Lake and Feather River Highway. Plumas-Sierra County line. 1981 Comment
  CHSC63137  Sedum spathulifolium Lowell Ahart 1994-7-1 7434 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
  SEINET11261798  Sedum spathulifolium George K. Helmkamp, E. A. Helmkamp 2011-6-9 17536 Sierra Northern Sierra Nevada Mountains Foothills: 5.9 miles N of Camptonville along CA-49, about 1.2 miles NE of the Yuba Co. line.; 0 899 Comment
  CHSC115256  Selaginella wallacei Lowell Ahart 2015-5-9 20158 Sierra Cliffs,on the north side of the Canyon Creek Trail, trail on the north side of the North Fork of the Yuba River, about 300 yards west of Highway 49, about one mile west of Indian Valley. 692 Comment
  CAS-BOT-BC69771  Selaginella wallacei G. L. Stebbins 1970-7-5 7032 Sierra Along Fiddle Creek. 1036 Comment
  CHSC57269  Senecio fremontii var. fremontii L. P. Janeway 1984-9-15 1149 Sierra Slope above Tamarack Lake. 2194 Comment
  UCD148920  Senecio hydrophiloides Albert Grigarick 2013-6-5 346 Sierra North of Truckee. 5.1 miles east of Highway 89N along Sierra County Rd 450 (Kyburz Flat, Sardine Valley). Comment
  UC1169388  Senecio hydrophilus R. Ornduff 1957-7-22 4351 Sierra small lake e Independence Lake Comment
  CAS-BOT-BC363801  Senecio integerrimus D. E. Breedlove 1962-6-13 3481 Sierra Along State Hwy. 89, 10.7 miles north of Sierraville 1615 Comment
  UCR54279  Senecio integerrimus B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-29 0948 Sierra Sierra Nevada Mtns., Plumas National Forest, Gold Lake, near the boat ramp 1960 Comment
  CAS-BOT-BC363931  Senecio integerrimus var. exaltatus Catherine Best 1984-6-19 992 Sierra On Hwy. 49 at the Yuba Summit Comment
  CDA11869  Senecio integerrimus var. exaltatus G. F. Hrusa, J. Jokerst 1991-7-5 8530 A Sierra Sierra Valley Region; Antelope Valley approx. 3 miles above Sierra Valley. Comment
  UC585148  Senecio integerrimus var. major E. B. Babcock, G. L. Stebbins Jr. 1936-6-3 1680 Sierra e side Sierra Valley (on road to Loyalton) 1600 Comment
  JEPS88150  Senecio scorzonella Vernon H. Oswald and Lowell Ahart 1996-8-19 8192 Sierra Yuba Pass-Weber Lake Rd. (Forest Rt. 12) just s road to Lincoln Valley; northern High Sierra Nevada 2255 Comment
  CAS-BOT-BC364158  Senecio serra Gordon H. True; John Thomas Howell 1967-8-19 4028 Sierra Independence Creek, ca. 1 mile south of Little Truckee River on Independence Lake Road 1981 Comment
  CAS-BOT-BC364157  Senecio serra Mrs. H. C. Cantelow 1951-7-23 11 Sierra Hwy. 89, about 9 miles north of Hobart Mills Comment
  JEPS37200  Senecio serra var. serra W. L. Jepson 1918-8-18 8056 Sierra Sierraville 1767 Comment
  CAS-BOT-BC364417  Senecio triangularis Lowell Ahart 1978-9-26 s.n. Sierra On the north side of Mt. Fillmore 2200 Comment
  CAS-BOT-BC364418  Senecio triangularis George Hale 1927-8-6 s.n. Sierra Webber Lake 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
  CHSC52495  Senecio triangularis L. P. Janeway 1984-8-19 1055 Sierra SE-side of the mdw; near the second switchback (toward SE) down from Packers Saddle. 1981 Comment
  JEPS17414  Senecio triangularis W. L. Jepson 1934-8-7 16782 Sierra Sierraville Cold Creek 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
  UCR257704  Sidalcea glaucescens George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-7-23 19497 Sierra Northern Sierra Nevada Mountains, Stampede Dam Road, 1.7 miles north of the Nevada County line, just east of Stampede Reservoir 1770 Comment
  SBBG33141  Sidalcea oregana K. K. Muller 1963-8-15 1231 Sierra Gold Lake Comment
  JEPS742  Sidalcea oregana subsp. spicata W. L. Jepson 1934-8-2 16788 Sierra 2 mi e Bassett sta. (Pioneer road sta., North Fork Yuba River); North Fork Yuba River, e of Bassett sta. 1706 Comment
  RSA21697  Sidalcea oregana subsp. spicata Carl B. Wolf 1937-8-6 9057 Sierra Northern Sierra Nevada, Church Meadows, SE of Gold Lake 2043 Comment
  SEINET8971304  Sidalcea oregana var. spicata P. B. Kennedy, S. B. Doten 1901-7-5 109 Sierra Webber Lake, face of cliff below falls. 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-BC387058  Silene douglasii Elmer I. Applegate 1935-8-8 9415 Sierra Indian Well, Lava Beds National Monument Comment
  SJSU13919  Silene douglasii var. douglasii N. A. Hopkins 1986-6-30 1343 Sierra 2158 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
  JEPS88145  Silene invisa Lowell Ahart 1996-7-25 7697 Sierra ca. 2 mi. w. Webber Lake (s. of the old Henness Pass Rd., just w. of French Meadow) 1950 Comment
  CAS-BOT-BC178683  Silene invisa Lowell Ahart 1977-7-15 s.n. Sierra Found on the north side of Mt. Fillmore, about 10 miels northeast of La Porte 2000 Comment
  UCD98720  Silene invisa Lowell Ahart 1977-7-15 1477 Sierra about 12 miles NE of La Porte; near the small stream that drains the north side of Mt. Fillmore. 1889 Comment
  CAS-BOT-BC388994  Silene laciniata subsp. californica Wm. Vortriede 1928-4-15 s.n. Sierra Downieville Comment
  CDA24114  Silene lemmonii D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-2 6 .311 Sierra Haypress Creek. Wild Plum Campground along Route 49. 0 Comment
  CHSC94129  Silene lemmonii Lowell Ahart 2006-6-28 12891 Sierra About 3/4 mile (air) east of Lake Delahunty, about 2 miles (air) northeast of Gibsonville. 1784 Comment
  NY342633  Silene lemmonii J. G. Lemmon 1874-1 18 Sierra Comment
  SEINET5337135  Silene lemmonii S. B. Doten 1901-7-12 162 Sierra Webber Lake Comment
  NY1104514  Silene lyallii J. G. Lemmon 1874-1 - 16 Sierra Comment
  CAS-BOT-BC389539  Silene nuda Herbert L. Mason 1952-7-19 14452 Sierra Sierra Nevada. 1.5 miles east of Calpine at junction of Calpine with Sierraville-Beckwourth road. Sierra Valley 1524 Comment
  UC120217  Silene oregana J. G. Lemmon and wife 1875-1 35 Sierra Comment
  CAS-BOT-BC389615  Silene sargentii David W. Showers 1980-10-5 4443 Sierra On n to ne-facing slopes of Sierra Buttes (nw corner of sec 21), 1/2 mi sw of Mountain Mine Comment
  CHSC50656  Sisymbrium altissimum Lowell Ahart 1990-6-18 6528 Sierra Along the edge of the corral, on the east side of the road, about 1 mile north-east of Scales. 1524 Comment
  CAS-BOT-BC75045  Sisymbrium altissimum Catherine Best 1982-7-11 735 Sierra Sierra Nevada. Herringtons. Sierra City. 1219 Comment
  SJSU6451  Sisyrinchium halophilum N. A. Hopkins 1971-6-19 412 Sierra just ENE of Sattley, Sierra Valley 1524 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
  CDA5977  Solanum triflorum F. H. Surber 1976-9-16 Sierra Bruce Miles property, Loyalton. 0 Comment
  JEPS124601 Image available Solanum umbelliferum B. Wenegrat 1969-6-27 29 Sierra 5 miles E of Downeyville on H. 49 Comment
  SEINET12329961  Solanum xanti var. intermedium F. H. Utech 1986-1 86 -080 Sierra Tahoe National Forest, ca 1 mi E on CA 49 from Downieville, along North Yuba River 1350 Comment
  CAS-BOT-BC364891  Solidago W. Harnach; N. Harnach 1990-7-30 490 Sierra Sierra Valley. Hamlin creek area 1569 Comment
  UCR257689  Solidago canadensis subsp. elongata George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-7-22 19466 Sierra Northern Sierra Nevada Mountains, Little Truckee River valley along Hwy CA-89, 3.5 road miles north of the Nevada County line, 9.6 air miles SE (136 deg. ) of Sierraville 1878 Comment
  CHSC92053  Solidago elongata Lowell Ahart 2005-8-30 12339 Sierra On the east side of Pass Creek, about 1/8 mile south of French Meadow, about 2 1/2 miles west of Webber Lake. 2032 Comment
  JEPS107591  Solidago elongata Lowell Ahart 2005-8-30 12339 Sierra On the east side of Pass Creek, about 1/8 mile south of French Meadow, about 2 1/2 miles west of Webber Lake 2032 Comment
  UC54117  Solidago elongata H. M. Hall and E. B. Babcock July 1903 4480 Sierra Sierra Valley Sierra Nevada Mountains, Sierra Valley 1524 Comment
  JEPS125753  Solidago velutina subsp. californica William Harnach 2014-8-27 1394 Sierra Townsite of Calpine behind 208 Coates Avenue. Comment
  UC1999893  Solidago velutina subsp. californica J. C. Semple, S. Heard 1986-8-13 8410 Sierra CA-49, W of Sierraville, 9.1 km E of Downieville Postoffice. Comment
  UC334404  Sorbus californica unknown Oct. 1890 Sierra Webber Lake Comment
  CHSC66834  Sparganium angustifolium Vernon H. Oswald; Lowell Ahart 1996-8-19 8232 Sierra Northern High Sierra Nevada. Lake of the Woods ca. 1.5 mi NE of Webber Lake. 2255 Comment
  UCD94841  Sparganium emersum P. B. Schultz 1967-7-8 65 Sierra 3 miles N of Sattley on Sattley-Beckwourth Road. 1493 Comment
  SD254517  Sparganium emersum subsp. emersum George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-7-22 19472 Sierra Northern Sierra Nevada Mountains: Little Truckee River Valley along Hwy CA-89, 3.5 road miles north of the Nevada County line. 1878 Comment
  SCFS5079  Sparganium simplex P. L. Billings 1965-6-6 23 Sierra Located near garbage dump 1.2 miles from Sattley on Sattley-Beckworth Road [Sattley located on Highway 89 and Sattley-Beckworth Road] 1524 Comment
  CHSC59710  Spergularia rubra L. P. Janeway 1992-10-27 4318 Sierra Plumas National Forest. Top of peak along the ridgetop between Mills Peak and Haskell Peak, about 1.5 mi southeast of Mills Peak and about 3.25 mi northwest of Haskell Peak. In dirt road. 2264 Comment
  SEINET10537504  Spergularia rubra Lowell Ahart, Peter Ahart 1983-10-27 Ahart 4485 Sierra Near a dirt road that is ca. 2 mi se of Jackson Meadow Reservoir, ca. 1 mi s of Pass Creek, near Jackson Meadow Reservoir. Red Fir Forest; 2200 m. 2200 Comment
  UC190806  Sphaeralcea ambigua var. ambigua J. G. Lemmon 1875-1 44 Sierra Comment
  JEPS107589  Sphenosciadium capitellatum Lowell Ahart 2005-8-30 12337 Sierra On damp soil, 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
  UC1123209  Sphenosciadium capitellatum N. French 1934-7-13 521 Sierra Lola Mt. Ridge; Tahoe National Forest, Truckee Quad., Lola Mt. Ridge Comment
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Jan 6 2015
  RSA114069  Sphenosciadium capitellatum Lincoln Constance, Rimo Bacigalupi, E. Nasir 1953-9-9 3473 Sierra Forest opening between Webber (4 miles south) and Meadow lakes. 2134 Comment
  RSA203500  Spiraea densiflora L. S. Rose 1934-7-13 34354 Sierra Gold Lake 1951 Comment
  RSA252502  Spiraea densiflora Robert F. Thorne, C. W. Tilforth 1969-9-6 39218 Sierra N margin of Gold Lake. 1951 Comment
  UC66119  Spiraea densiflora P. B. Kennedy and S. B. Doten 1901-7-12 156 Sierra Webber Lake; e Sierra County Comment
  CAS-BOT-BC152545  Spiraea splendens A. R. Kruckeberg 1954-8-2 3674 Sierra Along shores of Tamarack Lake 2 mi. e. of Sierra Buttes - Tahoe N.F. Comment
  CAS-BOT-BC152546  Spiraea splendens R. F. Thorne; C. W. Tilforth 1969-9-6 39209 Sierra Goose Lake, SE of Gold Lake 1950 Comment
  UCD114072  Spiraea splendens Geo Morrison 1930-7-20 s.n. Sierra Sierra City. 1 Comment
  SEINET7707937  Spiraea splendens S. B. Doten, P. B. Kennedy 1901-1 156 Sierra Webber Lake, falls. Comment
  CHSC69966  Spiranthes romanzoffiana L. P. Janeway; Eric Schroder 1997-8-14 5338 Sierra Freeman Meadow along Church Creek; about 2.3 mi east of Gold Lake. 2072 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
  JEPS63084  Stachys ajugoides var. rigida W. L. Jepson 1934-8-2 16790 Sierra 2 mi e Bassett road sta. (Pioneer road sta.); North Fork Yuba River Comment
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Dec 26 2016
  SD42515  Stachys palustris subsp. pilosa Carl B. Wolf 1937-8-6 9060 Sierra Church Meadows, southeast of Gold Lake. 2042 Comment
  OBI13482  Stachys pilosa Carl B. Wolf 1937-8-6 9060 Sierra N Sierra Nevada, Church Meadows, SE of Gold Lake 2042 Comment
  RSA0109090  Stachys pycnantha Carl B. Wolf 1937-8-6 9053 Sierra Northern Sierra Nevada, North Fork of Yuba River, 5 miles above Downieville. 1067 Comment
  SBBG29823  Stachys rigida C. B. Wolf 1937-8-6 Sierra Church Meadows SE of Gold Lake 2042 Comment
  SEINET8884478  Stellaria longipes W. Harnach, N. Harnach 1990-6-6 337 Sierra Sierra Valley, 0.5 miles S of Sattley, Martinetti Ranch. 1518 Comment
  SEINET8884592  Stellaria longipes W. Harnach, N. Harnach 1989-6-10 134 Sierra Sierra Valley, 1.5 miles W of Sierraville on Hwy 49, Strang Corral on Hwy 49. 1503 Comment
  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
  CAS-BOT-BC398279  Stellaria umbellata John Thomas Howell 1969-9-13 46123 Sierra Little Truckee River near outlet of Webber Lake 2042 Comment
  CAS-BOT-BC375572  Stephanomeria lactucina Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Salmon Lake Comment
  CAS-BOT-BC375573  Stephanomeria lactucina L. P. Janeway 1989-8-10 3568 Sierra Beckwourth Ranger District, Plumas National Forest. NE'ern slopes between Haskell Pk and Hwy 89/Sulphur Cr. 2133 Comment
  CAS-BOT-BC375575  Stephanomeria lactucina John Thomas Howell 1969-9-13 46103 Sierra Little Truckee River near outlet of Webber Lake 2042 Comment
  CHSC52927  Stephanomeria lactucina L. P. Janeway 1989-8-10 3568 Sierra Plumas National Forest. NE'ern slopes between Haskell Pk and Hwy 89/Sulphur Cr. 2133 Comment
  CHSC66524  Stephanomeria lactucina Lowell Ahart 1996-7-25 7695 Sierra South of the Old Henness Pass Road, west of French Meadow, about 2 miles west of Webber Lake. 1950 Comment
  CHSC66787  Stephanomeria lactucina Vernon H. Oswald; Lowell Ahart 1996-8-19 8209 Sierra Northern High Sierra Nevada. Yuba Pass-Weber Lake Rd. (Forest Rt. 12) 1 mi S of Long Valley Creek, 2.3 mi S of the road to Bassetts. Roadside. 2225 Comment
  JEPS96059  Stephanomeria lactucina Vernon H. Oswald and Lowell Ahart 1996-8-19 8209 Sierra Yuba Pass-Weber Lake Rd. (Forest Rt. 12) 1 mi S Long Valley Creek 2.3 mi S of the road to Bassetts, Northern High Sierra Nevada. 2225 Comment
  UC53889  Stephanomeria lactucina H. M. Hall and E. B. Babcock July 1903 4520 Sierra e side Yuba Pass; Sierra Nevada Mountains, Yuba Pass 1676 Comment
  CAS-BOT-BC375576  Stephanomeria lactucina Clare B. Hardham 1985-7-31 30113 Sierra West side Yuba Pass 1767 Comment
  RSA126589  Stephanomeria spinosa G. T. Nordstrom 1936-7-23 957 Sierra 2 miles SW of Purdy. 1616 Comment
  SEINET10508388  Stipa californica Lowell Ahart, Peter Ahart 1983-10-27 Ahart 4468 Sierra Ca. 2 mi nw of Milton Reservoir, near Jackson Meadow Reservoir. Red Fir Forest; 2000 m. 2000 Comment
  SEINET8078257  Stipa lemmonii var. lemmonii K. L. Neal 1960-5-28 s.n. Sierra 8 miles NW of Verdi. 1463 Comment
  SEINET8078369  Stipa nevadensis 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
  CHSC32062  Streptanthus polygaloides L. Ahart 1973-5-25 236 Sierra Near Alleghany. 914 Comment
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Jun 21 2014
  JEPS98601  Streptanthus polygaloides Lowell Ahart 2000-6-15 8474 Sierra 3 mi (air) NW of Alleghany (around the monument, int. of Mountain House Road and Henness Pass Road, 2 mi (air) NW of Forest) 1463 Comment
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Jun 21 2014
  JEPS98720  Streptanthus polygaloides Lowell Ahart 2000-6-15 8474 Sierra 3 mi (air) NW of Alleghany (around the monument, int. of Mountain House Road and Henness Pass Road, 2 mi (air) NW of Forest) 1463 Comment
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Jun 21 2014
  CAS-BOT-BC87420  Streptanthus polygaloides R. C. Barneby; John Thomas Howell 1954-5-12 11477 Sierra 4 miles west of Downieville. 807 Comment
  CAS-BOT-BC87421  Streptanthus polygaloides Herbert L. Mason 1959-5-24 14899 Sierra In canyon of north fork of the Yuba River, exactly opposite Goodyears Bar (above north bank of river). 853 Comment
  SEINET8665925  Streptanthus purpureus W. Harnach 2013-4-25 1314 Sierra 1.6 miles W of Goodyears Bar on Hwy 49, N of the Ramshorn campground. 872 Comment
  UCR54443  Streptanthus purpureus B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-27 0868 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
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Jun 21 2014
  CAS-BOT-BC87833  Streptanthus tortuosus Lowell Ahart 1982-7-28 3691 Sierra About 0.25 mile north of the Pacific Mine, about 5 miles east of La Porte. 1700 Comment
  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
  UC614607  Streptanthus tortuosus L. Constance 1938-6-8 2295 Sierra junction of North and South Forks of the Yuba River Sierra City 1371 Comment
  SEINET12010003  Streptanthus tortuosus F. H. Utech 1990-6-5 90 -885 Sierra Tahoe NF, American Flat area, Oregon Creek Fork, ca 1.5 mi NNE of Pliocene Station on NF Rd S300 1000 Comment
  UC2016548  Streptanthus tortuosus Richard Olmstead 1983-7-1 406 Sierra Highway 49 on roadcut just above Convict Flat Picnic Area, ca. 6 miles southwest of Downieville. Comment
  UC3388284  Streptanthus tortuosus var. orbiculatus unknown 1889-6-6 Sierra Gold Lake Comment
  CHSC94173  Streptanthus tortuosus var. suffrutescens Lowell Ahart 2006-6-21 12822 Sierra On the north side of the road, about 2 miles (by road) west of Forest. 1329 Comment
  CHSC63128  Streptanthus tortuosus var. tortuosus Lowell Ahart 1994-7-1 7425 Sierra South of the larger pond, on the north side of Henness Pass Road, at Keystone Gap, east of Keystone Mountain, about 1 1/2 miles north-east of Middlewaters, about 11 miles (air) north-east of Alleghany. 1889 Comment
  UCD40232  Symphoricarpos acutus Rodney Gale Myatt 1972-6-1 1569 Sierra Wild Plum Road, off of Hwy 49 and east of Sierra City. 1450 Comment
  SJSU15154  Symphoricarpos mollis N. A. Hopkins 1993-7-26 1735 Sierra Sierra Valley Comment
  CHSC81018  Symphoricarpos rotundifolius var. rotundifolius Lowell Ahart 2001-8-10 9080 Sierra Near Davies Creek, on both sides of Henness Pass Road, about 3 miles west of Sardine Valley, about 5 1/2 miles (air) northwest of Stampede Reservoir Dam. 1889 Comment
  UC66106  Symphoricarpos rotundifolius var. rotundifolius P. B. Kennedy 1901-7-8 110 Sierra Webber Lake Comment
  CHSC53117  Symphyotrichum ascendens L. P. Janeway 1989-8-9 3558 Sierra Plumas National Forest. NE flank of Haskell Peak overlooking Hwy 89/Sulphur Cr. 2164 Comment
  CAS-BOT-BC97578  Symphyotrichum ascendens Rimo Bacigalupi; L. Constance; E. Nasir 1953-9-9 4354 Sierra roadside, Sierraville 1417 Comment
  UC1999914  Symphyotrichum ascendens J. C. Semple, B. A. Suripto, T. Ahmed 1990-8-13 9320 Sierra Yuba Pass Road, Forest Rd-412; about 4 km Nichols Mill Road. Comment
  SD124884  Symphyotrichum bracteolatum R. D. Goeden 1986-9-10 Sierra Above Perazo Meadow on the north side of Fibreboard Road, northwest of Truckee and ca.10 miles east of Jackson Meadow Reservoir. 2010 Comment
  JEPS40778  Symphyotrichum spathulatum W. L. Jepson 1934-8-6 16862 Sierra Yuba Pass 2011 Comment
  CAS-BOT-BC98472  Symphyotrichum spathulatum John Thomas Howell 1969-9-13 46139 Sierra Near the southwest end of Webber Lake - Sierra Nevada 2072 Comment
  SJSU12247  Symphyotrichum spathulatum N. A. Hopkins 1982-8-22 1115 Sierra 1 mi S of Calpine 1524 Comment
  CHSC60596  Symphyotrichum spathulatum var. spathulatum L. P. Janeway 1984-8-25 1078 Sierra Lakes Basin; at Snag Lake. 2026 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
  UCR240886  Taraxacum officinale George K. Helmkamp, E. A. Helmkamp 2011-6-9 17546 Sierra Northern Sierra Nevada Mountains Foothills, 5.9 miles north of Camptonville along CA-49, about 1.2 miles northeast of the Yuba Co. line 899 Comment
  CAS-BOT-BC376981  Taraxacum officinale Valerie Ziemba 1981-5-17 040 Sierra 1 mi. east of Sierraville off Rt. 49 on dirt Rd. to Bear Valley Comment
  UC196107  Taraxia subacaulis C. F. Sonne June 1887 Sierra Little Truckee River Comment
  JEPS31728  Taraxia tanacetifolia J. G. Lemmon July, 1874 Sierra Sierra Valley Comment
  JEPS125812  Taxus brevifolia William Harnach 2015-4-13 1401 Sierra 2.4 miles East of the Downieville post office on Highway 49. Comment
  UCR230727  Tellima grandiflora George K. Helmkamp, E. A. Helmkamp 2011-6-9 17548 Sierra Northern Sierra Nevada Mountains Foothills, 7.1 miles north of Camptonville along CA-49, about 2.5 miles north of the Yuba Co. line 808 Comment
  CAS-BOT-BC447654  Tellima grandiflora G. Vagenas 1980-5-18 069 Sierra Hwy 49, 10 mi. W. of Downieville 883 Comment
  SEINET12221189  Tellima grandiflora J. G. Lemmon 1874-1 s.n. Sierra Sierra Co. &c Comment
  SEINET9350784  Tetradymia Unknown 2001-8-1 Sierra Wallace (Torri) Ranch. About 1.5 mi NNE of Sierraville. Sagebrush-shrub steppe. Comment
  CAS-BOT-BC329005  Tetradymia canescens Alice Eastwood 1918-6-29 7838 Sierra Loyalton Comment
  CAS-BOT-BC329006  Tetradymia canescens W. Harnach; N. Harnach 1989-7-15 222 Sierra Sierra Valley. Calpine Ranch. 1505 Comment
  UC1070353  Tetradymia canescens C. G. Albertus 1935-10-11 292 Sierra 2.3 mi ne Loyalton; Sierraville Quad. 1508 Comment
  CAS-BOT-BC399684  Thalictrum fendleri W. Harnach; N. Harnach 1989-6-24 167 Sierra Sierra Valley. Martinetti Ranch (Elvers) 1517 Comment
  CAS-BOT-BC399913  Thalictrum sparsiflorum Rimo Bacigalupi 1927-7-4 1605 Sierra On banks of north fork of Yuba River 2 miles west of Yuba Pass 1920 Comment
  UC191199  Thalictrum sparsiflorum C. F. Sonne Jul 10 1892-Aug 7 1892 Sierra Little Truckee River Comment
  UC334399  Thalictrum sparsiflorum unknown Sept. 1890 Sierra Webber Lake Comment
  JEPS16742  Thelypodium crispum Rimo Bacigalupi with H. L. Mason and J. R. Sweeney 1953-7-8 4283 Sierra from Calpine to Sierra Valley (along road to Beckwourth) 1463 Comment
  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
  UC1561849  Thelypodium crispum Barbara Ertter with Tahoe Chapter CNPS 1987-6-27 7209 Sierra ca 12 air mi n Truckee (ca 1.5 mi e of Hwy 89, on Tahoe Nat'L For Rd S450, head of Little Truckee River, Kyburz Flat, upper end of flat n of road); Tahoe National Forest, Kyburz Flat, Little Truckee River 1920 Comment
  RSA151660  Thelypodium crispum R. C. Bacigalupi, H. L. Mason, J. R. Sweeney 1953-7-8 4283 Sierra Along road to Beckwourth, from Calpine, Sierra Valley. 1463 Comment
  CAS-BOT-BC197373  Thinopyrum intermedium subsp. barbulatum Catherine Best 1981-6-15 s.n. Sierra Edge of Highway 49, 2 miles west of Downieville Comment
  CAS-BOT-BC88143  Thlaspi arvense W. Harnach; N. Harnach 1990-4-22 270 Sierra Sierra Valley. Herriot Lane. 1493 Comment
  CAS-BOT-BC88146  Thlaspi arvense Catherine Best 1979-6-13 s.n. Sierra Sierra Nevada. On Highway 49, 1 mile west of Sierraville. Comment
  UC1042407  Tofieldia occidentalis subsp. occidentalis John Thomas Howell 1951-8-21 28270 Sierra Yuba Pass Sierra Nevada 2042 Comment
  UC965629  Tofieldia occidentalis subsp. occidentalis Herbert L. Mason 1952-7-16 14341 Sierra 1 mi W of University of California Trout Laboratory; Sierra Nevada Comment
  CAS-BOT-BC377173  Tragopogon pratensis Alice Eastwood 1918-6-29 7932 Sierra Loyalton Comment
  RSA21699  Trichostema oblongum Carl B. Wolf 1937-8-6 9059 Sierra Northern Sierra Nevada, Church Meadows, SE of Gold Lake 2043 Comment
  SJSU14296  Trichostema oblongum N. A. Hopkins 1989-7-15 1529 Sierra c. 1.5 mi S of Calpine 1524 Comment
  SEINET8665858  Trientalis latifolia W. Harnach 2013-5-1 1324 Sierra 1.6 miles west of Goodyears Bar on Hwy 49 and north of the Ramshorn campground. 942 Comment
  UCR230981  Trientalis latifolia George K. Helmkamp, E. A. Helmkamp 2011-6-9 17531 Sierra Northern Sierra Nevada Mountains Foothills, Ridge Road (Co. Rte. S180) NE of Camptonville and 0.8 mile ENE of the Yuba County line 854 Comment
  CDA25041  Trifolium G. D. Barbe, T. C. Fuller 1982-6-17 3806 Sierra Tahoe National Forest; Calpine Meadow, NE of Calpine settlement. 1524 Comment
  SEINET7929826  Trifolium andersonii subsp. andersonii J. M. Gillett, A. G. Moulds 1964-6-13 12671 Sierra 9 miles N of Sierraville, Filippini Ranch.; 0 Comment
  UC80658  Trifolium andersonii var. andersonii J. G. Lemmon 1875-1 Sierra on same sheet as UC 80659, a Washoe Co., Nevada collection Comment
  SEINET7412837  Trifolium beckwithii W. Harnach, N. Harnach 1989-4-30 46 Sierra Sierra Valley, E of Calpine, Calpine Ranch (home). 1498 Comment
  SJSU11962  Trifolium beckwithii N. A. Hopkins 1979-5-11 926 Sierra c. 1 mi N of Sattley roadside between Sattley & Beckwourth, Sierra Valley 1493 Comment
  SJSU4160  Trifolium beckwithii C. W. Sharsmith & W. Savage 1967-5-20 7509 Sierra 1 mi N of Sattley, Sierra Valley 1493 Comment
  UC80413  Trifolium beckwithii J. G. Lemmon 1875-1 56 Sierra Comment
  JEPS123990  Trifolium ciliolatum Lowell Ahart 2015-5-9 20149 Sierra About 200 yards west of Highway 49, about one mile west of Indian Valley. Comment
  UC630771  Trifolium cyathiferum Adeline Frederick 1925-6-29 Sierra along Hungry Mouth ditch; Downieville Comment
  UCD143717  Trifolium cyathiferum P. B. Kennedy 1915-7-1 87 Sierra northeast of Webber Lake. Comment
  SEINET12147996  Trifolium gracilentum J. G. Lemmon 1874-1 39 Sierra No locality Comment
  CHSC80948  Trifolium hybridum Lowell Ahart 2001-8-10 9097 Sierra About 10 feet south of the dam, diversion dam across the Little Truckee River (water flows to Sierra Valley), about 100 yards south of Fiberboard Road (Forest Road 18), about 1/8 mile north of Henness Pass Road, about 5 miles (air) east of Webber Lake. 1920 Comment
  UC572599  Trifolium hybridum E. Sawyer 1935-6-28 251 Sierra 1.5 mi sse Sattley; Sierraville quad 1493 Comment
  JEPS88192  Trifolium kingii var. productum Vernon H. Oswald and Lowell Ahart 1996-8-19 8184 Sierra junction of Hwy. 49 and Forest Rte. 12 (Yuba Pass-Weber Lake Rd.) at Yuba Pass; High Sierra Nevada, Yuba Pass 2042 Comment
  JEPS95550  Trifolium kingii var. productum Lowell Ahart 1994-7-1 7427 Sierra 11 air miles NE of Alleghany (S of the larger pond, N side of Henness Pass Road, at Keystone Gap, E of Keystone Mountain, 1 1/2 mi NE of Middlewaters) 1889 Comment
  UC1130060  Trifolium kingii var. productum H. S. Yates 1935-6-29 5295 Sierra 1/2 mi se Church Meadow; Downieville quad 2011 Comment
  HSC15215  Trifolium lemmonii R. Spellenberg 1964-6-14 384 Sierra Ca. 4 mi. W of Sierraville Comment
  JEPS99020  Trifolium lemmonii Carol W. Witham 1993-6-16 504 Sierra Antelope Valley; approx 1/4 mi W of Antelope Valley Road, 3.2 road mi S of its junction with Hwy 49. 1584 Comment
  NY802671  Trifolium lemmonii K. R. Genz 1979-5-23 9106 Sierra Turning south at forest boundary and Long Valley Road, travel Mitchell Canyon Road for 2.3 miles 1817 Comment
  NY802685  Trifolium lemmonii J. G. Lemmon s.n. Sierra Comment
  UCSC005383  Trifolium longipes Ken Kellman 1996-6-12 2486 Sierra Yuba Pass on Highway 49 Comment
  CHSC43424  Trifolium longipes subsp. hansenii Lowell Ahart 1979-7-15 1965 Sierra Along a small stream that drains the north side of Mount Fillmore, about 12 miles north-east of La Porte. 1828 Comment
  UCSC008856  Trifolium longipes subsp. hansenii Dean W. Taylor 2011-8-10 21149 Sierra 1 mile South of Yuba Pass, headwaters of Dorsey Creek 2073 Comment
  UC584266  Trifolium macrocephalum G. L. Stebbins Jr. and J. A. Jenkins 1937-5-22 2123 Sierra 2 mi S of Loyalton (open valley flat) 1554 Comment
  SEINET7408111  Trifolium macrocephalum H. N. Mozingo 1977-4-24 77 -17 Sierra Near Sierraville Comment
  UC80365  Trifolium microcephalum J. G. Lemmon 1875-1 53 Sierra Comment
  CHSC54585  Trifolium monanthum subsp. monanthum Lowell Ahart 1991-7-22 5581 Sierra In French Meadow, about 1/4 mile south of Henness Pass Road, about 3 miles north-west of Webber Lake. 2133 Comment
  UC1368477  Trifolium monanthum var. monanthum R. K. Gierisch 1969-7-8 3506 Sierra Saddle Meadow Tahoe Forest area 1950 Comment
  UCR12069  Trifolium pratense Coleta A. Lawler 1968-6-27 108 Sierra Hwy 49, 5.8 mi east of Downieville at Union Flat Camp Ground; Tahoe National Forest 1098 Comment
  SCFS2170  Trifolium pratense B. Corwin 1964-6-25 72 Sierra W side of gas station in Sierraville on Hwy 89 1524 Comment
  CAS-BOT-BC230834  Trifolium productum L. P. Janeway 1989-8-10 3568 Sierra NE'ern slopes between Haskell Pk and Hwy 89/Sulphur Cr. 2133 Comment
  CHSC52934  Trifolium productum L. P. Janeway 1989-8-10 3568 Sierra Plumas National Forest. NE'ern slopes between Haskell Pk and Hwy 89/ Sulphur Cr. 2133 Comment
  CHSC986  Trifolium productum V. Holt 1942-7-10 Sierra Gold Lake. 1950 Comment
  CAS-BOT-BC230840  Trifolium productum Mrs. H. C. Cantelow 1938-7-2 s.n. Sierra 2.8 miles n.w. of Calpine Comment
  CHSC43385  Trifolium willdenovii Lowell Ahart 1978-6-4 1769 Sierra Along the Foote Road, about 5 miles south of Alleghany. 1219 Comment
  JEPS123989  Trifolium willdenovii Lowell Ahart 2015-5-9 20152 Sierra About 300 yards west of Highway 49, about one mile west of Indian Valley. Comment
  SEINET12165358  Trifolium wormskioldii J. G. Lemmon 1874-1 1278 Sierra Comment
  UCD138175  Triglochin maritima Gerald Dickinson 1963-6-19 9 Sierra 1.2 miles N of Sattley, Portola Road. 1676 Comment
  JEPS124710 Image available Triglochin maritima Michael D. Fleschner 1965-7-1 1965 -89 Sierra 2 miles north of Sattley on small paved road which joins HWY 89 at Sattely junction. Comment
  CHSC47646  Trisetum canescens Lowell Ahart 1982-7-28 3727 Sierra Near a small spring, near the dirt road north of the Pacific Mine, about 5 air miles east of La Porte. 1584 Comment
  SEINET5423800  Trisetum canescens P. B. Kennedy, S. B. Doten 1901-7-23 2169 Sierra Lincoln Valley, Rather moist soil not far from creek Comment
  SEINET10604381  Trisetum cernuum Lowell Ahart 1982-7-28 Ahart 3727 Sierra Normal size. On damp soil near a small spring and near the dirt road N of the Pacific Mine, ca. 5 mi E of La Porte. Scattered around the spring; not common. Red Fir Forest. 1700 Comment
  JEPS96058  Trisetum projectum Vernon H. Oswald and Lowell Ahart 1996-8-19 8188 Sierra 1.6 mi s of Highway 49 (Yuba Pass-Weber Lake Road (Forest Rt 12), Northern High Sierra Nevada, on w edge of the road); Northern High Sierra Nevada, Yuba Pass-Weber Lake Road 2133 Comment
  JEPS78074  Triteleia hyacinthina Gary W. Zamzow 1972-7-11 78 Sierra 7 mi n Hobart Mills (Highway 89, s end of Kyburz Flat); Kyburz Flat 1828 Comment
  SEINET12058486  Triteleia ixioides F. H. Utech 1990-6-5 90 -883 Sierra Tahoe NF, American Flat area, Oregon Creek Fork, ca 1.5 mi NNE of Pliocene Station on NF Rd S300 1000 Comment
  SEINET8506316  Triteleia ixioides S. B. Doten 1901-7-2 s.n. Sierra Webber Lake. Comment
  SEINET8506364  Triteleia ixioides P. B. Kennedy, S. B. Doten 1901-7-8 111 Sierra Near Webber. Comment
  CHSC46528  Triteleia ixioides subsp. anilina Lowell Ahart 1975-8-17 951 Sierra Near the edge of Jones Valley, about 3 miles west and 2 miles south of Webber Lake. 2286 Comment
  CAS-BOT-BC524301  Triteleia ixioides subsp. anilina Charlotte Pyle 1978-7-26 s.n. Sierra Darlingtonia site Comment
  SBBG15300  Triteleia ixioides var. anilina H. and M. Dearing 1939-7-4 3823 Sierra Gold Lake Comment
  JEPS124739 Image available Triteleia laxa B. Corwin 1964-6-25 85 Sierra 3 miles west of highway 49 from Downieville. North Side of road, south-west facing slope. Comment
  UC333377  Triteleia laxa J. G. Lemmon and wife Jul 1883 Sierra Comment
  CHSC106597  Triteleia montana B. Castro; L. P. Janeway 2001-7-1 1271 Sierra Northern High Sierra Nevada. Near springs on lower northwest flank of Table Rock 0.6 mi southwest of Howland Flat, along USFS Road 21N08. 1767 Comment
  CAS-BOT-BC80244  Tsuga mertensiana subsp. grandicona H. Albert Barker 1926-7-11 125 Sierra Gold Lake Ridge - Squaw Lake 2103 Comment
  SEINET10929567  Typha latifolia Lowell Ahart 1984-8-5 Ahart 4779 Sierra On damp bare yellow silt on the bottom of the Poverty Hill Mine (hydraulic mine), about 10 miles north-east of Strawberry Valley (Yuba County), east of Diamond Springs, about 4 miles south of La Porte (Plumas County). Comment
  JEPS25516  Vaccaria hispanica Rimo Bacigalupi with Lincoln Constance 1959-6-15 7125 Sierra Sierraville 1511 Comment
  CAS-BOT-BC193977  Vaccinium cespitosum John Thomas Howell; Gordon H. True 1969-6-25 45842 Sierra Near outlet of Gold Lake - Sierra Nevada 1950 Comment
  CAS-BOT-BC193978  Vaccinium cespitosum John Thomas Howell; Gordon H. True 1969-6-25 45843 Sierra Near outlet of Gold Lake - Sierra Nevada 1950 Comment
  UCD118047  Vaccinium cespitosum John Thomas Howell; Gordon H. True 1969-6-25 45843 Sierra Near outlet of Gold Lake. 1950 Comment
  JEPS98514  Vaccinium membranaceum Lowell Ahart 2000-7-13 8584 Sierra On the east side of Negro Creek, west of Burlington, about 2 miles (air) northwest of Middle Waters, about 8 miles (air) northeast of Alleghany. . 1584 Comment
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Nov 27 2017
  SD123498  Vaccinium uliginosum Robert F. Thorne 1974-7-30 45033 Sierra Tahoe National Forest; Goose, Haven and Snag Lake areas. 2060 Comment
  SEINET13737480  Veronica americana T. L. Breene 1937-7-3 537 Sierra In Ball Canyon, 22 miles northwest of Reno Comment
  UC1422537  Veronica cusickii Lowell Ahart 1977-7-15 655 Sierra about 12 mi ne of La Porte (n side of Mount Fillmore); Mount Fillmore 2000 Comment
  UC1609018  Veronica cusickii Lowell Ahart 1993-9-10 7187 Sierra about 1 mi sw of the firt road from Gibsonville to Johnsville (n side of Mount Fillmore); Mount Fillmore 2133 Comment
  JEPS124084  Veronica serpyllifolia var. humifusa Lowell Ahart 2015-5-9 20180 Sierra About 1/2 mile west of Highway 49, about 1 1/2 miles west of Indian Valley. Comment
  SEINET13730993  Veronica serpyllifolia var. humifusa P. B. Kennedy 1901-7-19 193 Sierra 4 miles from Weber Lake Comment
  SD132379  Vicia americana B. Pitzer, S. Morgan, H. Soldan 1988-5-29 964 Sierra Plumas National Forest, ca. 1 mile south of Sierra County line on Hwy 89 1584 Comment
  SEINET7367613  Vicia americana I. LaRivers 1960-6-22 s.n. Sierra Verdi Comment
  SEINET7363132  Vicia americana H. Hamlin s.n. Sierra Sierra Valley Comment
  SEINET7367321  Vicia americana P. B. Kennedy, S. B. Doten 1901-7-10 143 Sierra Canyon below Webber Falls. Comment
  UCD19556  Vicia americana subsp. americana Gerald Dickinson 1963-6-27 47 Sierra roadside ditch south of Sierraville, on state highway 89. 1524 Comment
  SEINET11154813  Viola aurea L. Killinger 1962-9-5 s.n. Sierra SW end of Dog Valley. 1829 Comment
  SEINET11154817  Viola aurea A. Badiei 1962-5-9 s.n. Sierra Dog Valley. 1829 Comment
  UC1121585  Viola bakeri H. S. Yates 1935-6-29 5285 Sierra 1 mi n of Gold Lake; Plumas National Forest 1981 Comment
  SEINET11981109  Viola bakeri J. G. Lemmon 1874-1 Sierra Comment
  JEPS29736  Viola beckwithii Rimo Bacigalupi and L. R. Heckard 1962-5-27 8491 Sierra 4 mi w of Loyalton (eastern arm of Sierra Valley); Sierra Valley 1524 Comment
  SEINET8897048  Viola beckwithii D. R. Thigpen 1965-4-18 s.n. Sierra Dog Valley 1676 Comment
  UCD23347  Viola beckwithii E. W. Jameson 1949-4-28 s.n. Sierra Sierra Valley. 1493 Comment
  CAS-BOT-BC536534  Viola glabella W. Harnach; N. Harnach 1989-5-13 091 Sierra Sierra Valley, Martinetti Ranch (Elvers) 1517 Comment
  SEINET11980748  Viola glabella J. G. Lemmon 1874-1 Sierra Comment
  SD236437  Viola lobata subsp. lobata G. K. Helmkamp, E. A. Helmkamp 2008-5-20 13484 Sierra Sierra Nevada Mountains Foothills: Henness Pass road, 3.4 miles northeast of Camptonville 1260 Comment
  UC572321  Viola macloskeyi H. S. Yates 1935-6-29 5284 Sierra 1 mi n of Gold Lake; Plumas National Forest 1981 Comment
  RSA412896  Viola macloskeyi Robert Gustafson 1985-6-12 3153 Sierra Lincoln Creek campground off highway 49, Yuba Pass Summit area. 1982 Comment
  UC19346  Viola praemorsa subsp. linguifolia C. J. Fox Jr. July, 1895 Sierra Near Webber Lake Comment
  POM308876  Viola praemorsa subsp. linguifolia Betty J. Jorgensen 1944-6-22 477 Sierra Along Little Truckee River, on road between Independence and Webber Lakes. Comment
  POM286463  Viola sheltonii J. W. Morrison s.n. Sierra Loyalton, Sierra Nevada mountain range, Sierra Valley drainage 1524 Comment
  JEPS109862  Viola tomentosa Dean W. Taylor 2006-6-7 19535 Sierra Pliocene Ridge; Henness Pass road ca. 0.6 miles east of junction with Old Galloway Road, south of the road and extending onto border of nearby snowbeds where shrubs are absent 1737 Comment
  SJSU10218  Viola tomentosa C. W. Sharsmith 1983-6-8 8799 Sierra midway between Marvin Ranch Rd & Scales 1356 Comment
  JEPS110369  Vulpia microstachys var. pauciflora Lowell Ahart 2006-6-21 12813 Sierra On the west side of the Foote Road, about 3.7 miles (by road) southwest of Alleghany 1093 Comment
  CAS-BOT-BC383587  Wyethia mollis George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  CAS-BOT-BC383588  Wyethia mollis Alice Eastwood 1918-6-29 7900 Sierra Loyalton Comment
  CHSC52496  Wyethia mollis L. P. Janeway 1984-8-3 966 Sierra Along ridgetop north of Packer Saddle and Sierra Buttes. 2164 Comment
  RSA282861  Wyethia mollis Darley Howe 1978-7-16 s.n. Sierra Along state Hwy 89, 9.2 miles N of Truckee. 1921 Comment
  SEINET8082769  X Stiporyzopsis bloomeri W. Harnach, N. Harnach 1994-6-29 789 Sierra Sierra Valley, 1.5 miles N of Calpine, Carmen Valley (Knutson Meadows), road near SFSU & USFS bird banding site (old sheep bedding area). 1521 Comment
  CAS-BOT-BC494121  Xanthium strumarium William Harnach 2000-8-23 987 Sierra Sierra Valley. 1 mi N of Loyalton on Co. Road A-24 1499 Comment
  CAS-BOT-BC534202  Zigadenus paniculatus Betty J. Jorgensen 1944-6-22 468 Sierra Little Truckee River, 10 miles north of Hobart Mills Comment
  CAS-BOT-BC534205  Zigadenus paniculatus Catherine Best 1981-6-17 s.n. Sierra Sierra Nevada, Hwy 89, 12 miles north of Truckee Comment
  CAS-BOT-BC534206  Zigadenus paniculatus W. Harnach; N. Harnach 1989-5-7 059 Sierra Sierra Valley, Newman Point 1524 Comment
  RSA91892  Zigadenus paniculatus Beecher Crampton 1954-5-10 1859 Sierra East slope of Yuba Pass, 2.5 miles west of Sattley 1677 Comment



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