Search Results — 2000 specimen records retrieved (1312 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/consortium/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  SEINET3869607  Abies concolor Ralph R. Wilson 1952-7-14 1604 Sierra Tahoe Nat. Forest. 5.4 miles south of Sierraville.; 0 1646 Comment
  SEINET11305047  Abies concolor var. lowiana D. Charlet 1996-7-25 2306 Sierra Sierra Nevada Bald Mountain Range; ridge NE of Babbitt Peak. Long Valley Creek headwaters. Great basin drainage (Honey Lake) 2530 Comment
  HSC1342  Abies magnifica R. G. Means 1962-6-22 32 Sierra Summit Campground, Yuba Pass, Hwy. 49 2043 Comment
  UCD134192  Abies magnifica John Thomas Howell; Gordon H. True 1970-7-14 5513 Sierra At Verdi Peak Lookout, Verdi Range. 2560 Comment
  SEINET7884285 Image available Abies magnifica P. A. Lehenbauer 1936-1 s.n. Sierra Gold Lake Comment
  CAS-BOT-BC331039  Acer glabrum var. glabrum George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  CAS-BOT-BC28862  Achillea millefolium Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Salmon Lake Comment
  CAS-BOT-BC28863  Achillea millefolium Alice Eastwood 1918-6-29 7911 Sierra Loyalton Comment
  CHSC44841  Achillea millefolium Lowell Ahart 1975-8-17 941 Sierra On a gravel bar near Pass creek, in French Meadows, about 3 air miles west and 1/2 mile south of Webber Lake. 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
  CAS-BOT-BC28864  Achillea millefolium Anna Head 1921-8-21 s.n. Sierra Near Gold Lake, Feather River Region. 1828 Comment
  CAS-BOT-BC28868  Achillea millefolium W. Harnach; N. Harnach 1989-6-25 179 Sierra Sierra Valley. Calpine Ranch (home). 1508 Comment
  JEPS124639 Image available Achillea millefolium Dixie Funnell 1965-7-6 101 Sierra 3/4 mile from highway 89 on the Satler Junction. Comment
  CHSC50853  Achnatherum hymenoides Vernon Oswald; Lowell Ahart 1990-7-25 4386 Sierra Ca. 1.5 mi south of Staverville Rd between Balls Ranch and Old Fish Farm. 1950 Comment
  SEINET11679294  Achnatherum hymenoides J. G. Lemmon 1874-1 222 Sierra Sierra Co. &c. Comment
  CAS-BOT-BC210711  Achnatherum lemmonii Lowell Ahart 1982-7-28 3693 Sierra About 0.25 mi. N of the Pacific Mine, ca 5 mi. E of La Porte 1700 Comment
  CAS-BOT-BC210713  Achnatherum lemmonii David D. Keck 1944-7-8 5409 Sierra Sierra Valley, 1.5 miles N. of Sattley on Feather River road 1524 Comment
  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
  CHSC94134  Achnatherum lemmonii Lowell Ahart 2006-6-21 12808 Sierra On the west side of the Foote Road, about 3.7 miles (by road) southwest of Alleghany. 1093 Comment
  CAS-BOT-BC210858  Achnatherum occidentale subsp. californicum Lowell Ahart 1982-7-28 3718 Sierra Near the Pacific Mine ca. 5 mi. E of La Porte 1700 Comment
  SEINET232920  Achnatherum occidentale subsp. californicum Mary E. Barkworth, LR Firestone 1982-8-21 4017 Sierra 10 mi from hwy Cal 89 Webber Lake at fork in road leading down to office. Right hand fork S side rd 2108 Comment
  UC1609512  Achnatherum occidentale subsp. californicum Lowell Ahart 1993-9-10 7194 Sierra 1 mi sw dirt road from Gibsonville to Johnsville (at the end of a poor dirt road near a camp and water ditch, Mount Fillmore); Mount Fillmore 2133 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
  UCD51143  Achnatherum occidentale subsp. californicum A. A. Beetle 1944-8-17 3052 Sierra 5 miles northeast of Sierraville, above north fork of Yuba River. Comment
  CAS-BOT-BC210859  Achnatherum occidentale subsp. californicum Lowell Ahart 1978-9-26 s.n. Sierra Mt. Fillmore 2200 Comment
  CHSC25497  Achnatherum occidentale subsp. occidentale L. Ahart 1977-8-2 Sierra Found on the n side of Mt. Fillmore, ca. 12 mi ne of La Porte. 2000 Comment
  UC717983  Achnatherum occidentale subsp. pubescens David D. Keck 1944-7-8 5406 Sierra 2 mi nw Sattley (e side of Yuba Pass); Sierra Nevada 1615 Comment
  UC333639  Achnatherum stillmanii H. N. Bolander, Kellogg, M. D. and Co. 1887-7-1 Sierra near Gold River; Sierra Comment
  UCD21018  Acmispon americanus var. americanus E. Bortiri 2002-7-7 WFC 66 Sierra Knuthson Meadows, Carman Valley, near Calpine, Sierra Co. Comment
  SJSU12224  Acmispon nevadensis var. nevadensis N. A. Hopkins 1982-6-19 1065 Sierra 1 mi S of Calpine 1524 Comment
  CHSC43384  Acmispon parviflorus Lowell Ahart 1978-6-4 1762 Sierra Along the Foote Road, about 5 miles south of Alleghany. 1219 Comment
  CHSC45411  Aconitum columbianum Lowell Ahart 1975-8-17 944 Sierra In a meadow, south of Jones Valley, about 3 miles west and 2 miles south of Webber Lake. 2286 Comment
  UCSB27162  Aconitum columbianum Wilken, Dieter 1969-7-24 Sierra Salmon Creek, 2 miles north of California State Highway 49, along road to Graeagle, Sierra Buttes Sierra Nevada. 1981 Comment
  CAS-BOT-BC412900  Aconogonon davisiae L. P. Janeway 1984-8-11 983 Sierra Northwest of Sierra Buttes 2316 Comment
  SJSU11993  Adenocaulon bicolor N. A. Hopkins 1975-7-24 701 Sierra by Woodruff Creek 0.5 mi S of confluence with Rock Creek 822 Comment
  SEINET3015876  Adiantum aleuticum V. Oswald 1997-8-19 8822 Sierra Mountain House Rd. (County Rd. 300) at Young America Creek, 3.6 mi south of goodyears Bar. 1113 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
  CAS-BOT-BC29384  Ageratina occidentalis J. T. Howell 1969-9-13 46105 Sierra Little Truckee River near outlet of Webber Lake 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-BC29383  Ageratina occidentalis E. C. Sutliffe 1918-7-1 s.n. Sierra Hawley Lake Comment
  CAS-BOT-BC29602  Agoseris X dasycarpa Alice Eastwood 1918-6-29 7842 Sierra Loyalton Comment
  CAS-BOT-BC29603  Agoseris X dasycarpa Alice Eastwood 1918-6-29 7842 Sierra Loyalton Comment
  CAS-BOT-BC15442  Agoseris grandiflora var. grandiflora Alice Eastwood 1918-6-29 7845 Sierra Loyalton Comment
  UCD84136  Agoseris heterophylla Ayzik Solomeshch 2009-6-7 s. n. Sierra Sierra Valley, Bradley Ranch, along Calpine Rd, ca. 100 m N from the road. 1495 Comment
  SJSU12217  Agoseris heterophylla N. A. Hopkins 1982-6-19 1051 Sierra 1 mi S of Calpine 1524 Comment
  SEINET8666036 Image available Agoseris heterophylla var. heterophylla W. Harnach 2013-4-6 1303 Sierra 1.6 miles west of Goodyears Bar on Hwy 49 and north of the Ramshorn campground. 902 Comment
  CHSC112179  Agoseris monticola Dean Wm. Taylor 2012-8-10 21150 Sierra Sierra Nevada (Jepson Manual nSNH region). 1001 Ridge (ca. 4 air miles S of Yuba Pass). 2377 Comment
  CAS-BOT-BC13294  Agoseris parviflora J. T. Howell; Gordon H. True 1970-7-14 5546 Sierra At Verdi Peak Lookout, Verdi Range 2560 Comment
  SJSU11998  Agoseris retrorsa N. A. Hopkins 1979-6-9 940 Sierra c. 3 mi NW of Sattley 1524 Comment
  CAS-BOT-BC110757  Agropyron cristatum T. C. Fuller 1963-7-17 10933 Sierra Bottomland of South Branch of Dog Valley Creek, 1 mile northwest of Verdi. Comment
  JEPS125823  Agropyron cristatum subsp. pectinatum William Harnach 2013-6-8 1365 Sierra Long Valley Road and Highway 395 at the California state line (just North of Bordertown, NV). Comment
  CDA1689  Agropyron desertorum T. C. Fuller 1963-7-17 10933 Sierra 1 mile NW of Verdi. South Branch of Dog Valley creek. 0 Comment
  JEPS75452  Agrostis alba W. L. Jepson 1934-8-2 16805 Sierra 2 mi e Bassett sta.; North Fork Yuba River, Pioneer road sta. 1706 Comment
  CAS-BOT-BC127390  Agrostis exarata Lowell Ahart 1982-7-28 3729 Sierra Sierra Nevada. Along the edge of the dirt road north of the Pacific Mine, ca. 5 miles east of La Porte. 1700 Comment
  UCD52541  Agrostis exarata Beecher Crampton 1957-7-24 4404 Sierra Sierra Valley. 3 miles northeast of Sattley. Comment
  CAS-BOT-BC139577  Agrostis gigantea John Thomas Howell 1969-9-13 46114 Sierra Sierra Nevada. Little Truckee River near outlet of Webber Lake. 2042 Comment
  SEINET4341072  Agrostis idahoensis P. B. Kennedy 1901-7-19 195 Sierra West of Lincoln valley Comment
  SEINET4341074  Agrostis idahoensis P. B. Kennedy 1901-7-19 195 Sierra West of Lincoln valley Comment
  SEINET7594045 Image available Agrostis idahoensis Lewis S. Rose 1934-1 34360 Sierra Gold Lake 1951 Comment
  JEPS102454  Agrostis oregonensis Lowell Ahart 2001-8-10 9086 Sierra About 100 feet SE of the dam, diversion dam across the Little Truckee River (water flows to Sierra Valley), about 100 yards south of Fiberboard Road (Forest Road 18), about 1/8 mile north of Henness Pass Road, about 5 miles (air) east of Webber Lake. 1920 Comment
  CAS-BOT-BC138785  Agrostis scabra Lowell Ahart 1982-7-28 3730 Sierra Sierra Nevada. Along the edge of dirt road north of the Pacific Mine. 1700 Comment
  JEPS122440  Agrostis scabra L. P. Janeway 2014-6-17 11392 Sierra Northern High Sierra Nevada. Plumas National Forest; on the old mining tailings of Poverty Hill, between Gold Run Creek and Slate Creek. Quad: American House 7.5'. Comment
  UCD53465  Agrostis stolonifera P. B. Kennedy 1929-9-1 s.n. Sierra Gibsonville. Comment
  UCD53522  Agrostis stolonifera P. B. Kennedy 1929-9-1 s.n. Sierra Gibsonville. Comment
  CHSC105971  Agrostis thurberiana Lowell Ahart 2010-9-15 17182 Sierra Open areas around trees, about 20 yards northwest of the cabin, about 50 yards southwest of the middle pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak. 2134 Comment
  JEPS117631  Agrostis thurberiana Lowell Ahart 2010-9-15 17182 Sierra Open areas around trees, about 20 yards northwest of the cabin, about 50 yards southwest of the middle pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak 2134 Comment
  CAS-BOT-BC461099  Allium anceps L. S. Smith 1927-6-2 2070 Sierra Tahoe, Sierra Valley South side 1676 Comment
  RSA718397  Allium campanulatum Lowell Ahart 2006-6-28 12871 Sierra About 3/4 mile (air) east of Lake Delahunty, about 2 miles (air) northeast of Gibsonville. 1784 Comment
  SJSU4983  Allium campanulatum N. A. Hopkins 1968-6-30 137 Sierra near Packer Lake 1889 Comment
  UCD84191  Allium lemmonii Ayzik Solomeshch 2009-6-8 s. n. Sierra Sierra Valley, Roen Ranch, along Westside Rd, ca. 2 km N of the intersection of Westside and Calpine Roads, ca. 1 km east of Westside Rd. 1493 Comment
  UCSB18220  Allium lemmonii 1962-6-13 Sierra Along State Highway 89, 6.8 miles north of Sierraville 1524 Comment
  CAS-BOT-BC470914  Allium lemmonii L. S. Smith 1927-6-2 2070 Sierra South side Sierra Valley, Tahoe 1676 Comment
  CAS-BOT-BC472757  Allium lemmonii D. E. Breedlove 1962-6-13 3515 Sierra State Hwy. 89, 10.0 miles south of Sierraville 1950 Comment
  CAS-BOT-BC472761  Allium lemmonii Arthur Menzies 1965-1-1 s.n. Sierra Sierra Valley, Sierra Nevada Comment
  SJSU4140  Allium parvum C. W. Sharsmith 1967-5-21 7536 Sierra 2.5 mi NE of Sierraville, Sierra Valley 1524 Comment
  UC584350  Allium parvum G. L. Stebbins Jr. and J. A. Jenkins 1937-5-22 2129 Sierra about 3 1/2 mi e Loyalton 1600 Comment
  CAS-BOT-BC474034  Allium parvum D. E. Breedlove 1962-6-13 3527 Sierra Along the Little Truckee River, 10.0 miles south of Sierraville on State Hwy 89 1950 Comment
  SEINET8191283  Allium parvum J. C. Baker 1996-4-24 s.n. Sierra Balls Canyon. 1661 Comment
  CHSC74030  Allium platycaule B. Castro; M. A. Griggs, Plumas NF botanists 1997-7-10 753 Sierra Bunker Hill Ridge, on SW-facing slope E of Duck Soup Pond, approaching the ridge crest, along the Pacific Crest Trail. 2103 Comment
  HSC96845  Allium platycaule L. Ahart 2006-6-28 12872 Sierra 3/4 mi. E of Lake Delahunty, 2 mi. NE of Gibsonville 1784 Comment
  CDA11863  Allophyllum gilioides subsp. gilioides G. F. Hrusa, J. Jokerst 1991-7-5 8563 A Sierra Sierra Valley Region; Antelope Valley. At bottom of Golden Dome on E side. Comment
  CHSC47683  Allophyllum integrifolium Lowell Ahart 1989-8-16 6377 Sierra At Ahart Sheep Camp, about 1 mile north-west of Milton Reservoir. 1706 Comment
  SEINET10496946  Allophyllum integrifolium Lowell Ahart, Peter Ahart 1983-10-27 Ahart 4474 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
  SD42517  Allophyllum violaceum Carl B. Wolf 1937-8-6 9056 Sierra Northern Sierra Nevada, Church Meadows, southeast of Gold Lake. 2042 Comment
  CAS-BOT-BC171390  Alnus incana subsp. tenuifolia Elmer I. Applegate 1925-9-7 3363 Sierra Gold Lake 1981 Comment
  JEPS117435  Alnus incana subsp. tenuifolia Lowell Ahart 2010-9-15 17194 Sierra On the northwest edge of the first pond, south side of the road and west of the cabin, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak 2134 Comment
  JEPS58631  Alnus incana subsp. tenuifolia W. L. Jepson 1934-8-3 16817 Sierra 2 mi e Bassett road sta.; North Fork Yuba River, Pioneer road sta. 1706 Comment
  RSA261485  Alnus incana subsp. tenuifolia Douglas Drewes 1967-5-20 s.n. Sierra State Highway 89, near Campbell Hot Springs, 6 miles south of Sierraville. 1524 Comment
  SJSU9480  Alnus incana subsp. tenuifolia M. D. Fleschner 1965-6-29 Sierra by Sand L (Pond?) c 6 mi NW of Sierra City near Hwy #49 1706 Comment
  JEPS124703 Image available Alnus incana subsp. tenuifolia Virginia Hardham 1965-6-29 45 Sierra Shore of sand pond, below [east of] Sardine Lakes. 0.7 mi. off HWY 49. 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
  CHSC81425  Alopecurus aequalis Lowell Ahart 2001-9-28 9298 Sierra Around the drying ponds on the bottom of the Poverty Hill Hydraulic gold mine, north of Poverty Hill (town), about 4 miles (air) south of La Porte. 1524 Comment
  JEPS102460  Alopecurus aequalis Lowell Ahart 2001-8-10 9096 Sierra Along river and around dam, diversion dam across Little Truckee River (water flows to Sierra Valley), about 100 yards south of Fiberboard Road (Forest Road 18), about 1/8 mile north of Henness Pass Road, about 5 miles (air) east of Webber Lake. 1920 Comment
  JEPS102480  Alopecurus aequalis Lowell Ahart 2001-9-28 9298 Sierra Around the drying ponds on the bottom of the Poverty Hill Hydraulic gold mine, north of Poverty Hill (town), about 4 miles (air) south of La Porte. 1524 Comment
  UCD55831  Alopecurus aequalis Beecher Crampton 1958-6-24 4942 Sierra 12 miles south of Sierraville, along the Little Truckee River. 1828 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
  CHSC109882  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. 1388 Comment
  CAS-BOT-BC142914  Amelanchier Jean L. Pawek 1956-5-21 55 Sierra Highway 49, on west slope of Yuba Pass. 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
  SEINET6190256  Amelanchier pumila P. B. Kennedy, S. B. Doten 1901-7-12 166 Sierra Webber Lake Comment
  CAS-BOT-BC136875  Amelanchier utahensis M. Lavin 1982-6-27 4159 Sierra Salmon Lake, north of Sierra Buttes, 13 miles from Portola 1981 Comment
  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
  RSA142217  Angelica breweri Lincoln Constance, R. Bacigalupi, E. Nasir 1953-9-9 3471 Sierra Forest opening betw Webber (4 miles S) and meadow lakes. 2134 Comment
  UCD84225  Antennaria dimorpha 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
  SJSU9806  Antennaria dimorpha C. W. Sharsmith 1982-5-30 8657 Sierra 2 mi N of Sattley on Sattley-Beckwourth Road, Sierra Valley 1524 Comment
  UC569991  Antennaria geyeri G. T. Nordstrom 1934-6-28 158 Sierra 1 1/4 mi w of Bickford Dairy 2133 Comment
  SEINET11853931  Antennaria geyeri J. G. Lemmon 1874-1 111 Sierra Comment
  CAS-BOT-BC58654  Antennaria luzuloides David D. Keck 1944-7-8 5418 Sierra Sierra Valley, 1.5 mi. N of Sattley on Feather River Road 1524 Comment
  SEINET6755251 Image available Antennaria luzuloides W. Harnach, N. Harnach 1989-6-4 125 Sierra Sierra Valley, E of Calpine, Calpine Ranch 1506 Comment
  UC717961  Antennaria luzuloides David D. Keck 1944-7-8 5418 Sierra 1.4 mi n, (on Feather River Road) Sattley; Sierra Nevada, Sierra Valley 1524 Comment
  CAS-BOT-BC58652  Antennaria luzuloides J. P. Moore 637 Sierra Sierra Valley Comment
  CAS-BOT-BC58653  Antennaria luzuloides H. D. Ripley; R. C. Barneby 1942-5-22 4527 Sierra near Sierraville 1706 Comment
  SJSU9809  Antennaria luzuloides C. W. Sharsmith 1982-5-30 8660 Sierra 2 mi N of Sattley on Sattley-Beckwourth Road, Sierra Valley 1524 Comment
  UC193582 Image available Antennaria luzuloides J. G. Lemmon 1872-1 Sierra Sierra Valley; ; Sierra Valley, Sierra Co. Comment
  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
  SEINET8916920 Image available Antennaria luzuloides subsp. aberrans W. Harnach 2013-5-17 1349 Sierra Sierra Valley, W of Loyalton, along Antelope Valley Road, 0.1 mile S of Hwy 49. 1501 Comment
  NY158263  Antennaria microcephala J. G. Lemmon 1874-1 112 Sierra Comment
  SEINET195875 Image available Antennaria rosea P. A. Lehenbauer 1937-6-8 90 Sierra 25 mi W of Reno on Truckee R at Iceland S side of river by falls 1676 Comment
  SEINET6755314 Image available Antennaria rosea W. Harnach, N. Harnach 2000-7-4 9938 Sierra Sierra Valley. Approx. 1/2 mile north of Coburn Lake at the end of access road. Comment
  CHSC66523  Antennaria rosea subsp. rosea Lowell Ahart 1996-7-25 7700 Sierra North of the dirt road, old Henness Pass Road, French Meadow, about 2 miles west of Webber Lake. 1950 Comment
  SJSU14066  Antirrhinum vexillocalyculatum subsp. breweri W. Savage 1964-6-25 331 Sierra near Goodyears Bar, 8 mi W of Downieville 833 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
  JEPS83334  Antirrhinum vexillocalyculatum subsp. intermedium David M. Thompson 1983-7-22 381 A Sierra 0.4 mi w center of bridge over Downie River, Downieville (n side of road); Downieville, Downieville Quad. (7.5', 1951) 902 Comment
  CHSC53030  Apocynum androsaemifolium L. P. Janeway 1989-8-18 3611 Sierra Plumas National Forest. Flat top of small spur ridge 1/2 mi SE of Chapman Saddle, overlooking Sulphur Cr. 1996 Comment
  SJSU13916  Apocynum androsaemifolium N. A. Hopkins 1986-7-1 1353 Sierra c. 1 mi SW of Calpine 1524 Comment
  UC1123465  Apocynum androsaemifolium H. S. Yates 1935-6-29 5296 Sierra 2 mi. s.e. Lower Salmon Lake; Tahoe Nat'l Forest, Downieville Quad. Comment
  UCR270960  Arabis John F. Emmel 1999-6-5 1627 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
  RSA40425  Arabis rectissima P. A. Munz 1948-8-12 12336 Sierra Among Abies and Pinus Murrayana, Yuba Pass, Hwy49 2317 Comment
  RSA718382  Arabis sparsiflora var. arcuata L. Ahart 2006-6-21 12819 Sierra On the north side of the Foote Road, about 1.3 miles (by road) southwest of Alleghany. 1306 Comment
  SEINET5340836  Arabis sparsiflora var. sparsiflora P. A. Lehenbauer 1937-6-8 98 Sierra South side of Truckee River, at Iceland. 1676 Comment
  CAS-BOT-BC171642  Aralia californica M. S. Taylor; R. Wessel 1982-8-20 5028 Sierra At creek crossing Hwy 49, at Indian Hill loop, ca. 4 mi. ne of Camtonville 944 Comment
  CAS-BOT-BC407705  Arceuthobium americanum Mrs. E. C. Sutliffe 1926-10-16 s.n. Sierra Salmon Lake Comment
  UC1078837  Arceuthobium campylopodum Job Kuijt 1957-5-20 1345 Sierra 20.5 mi n Truckee Comment
  CAS-BOT-BC410001  Arceuthobium campylopodum H. Albert Barker 1926-7-25 X 254 Sierra Gold Lake 1953 Comment
  JEPS124681 Image available Arceuthobium campylopodum Laurel Loeblich 1964-6-18 12 Sierra Highway 89 9.2 miles from bridge or 2 miles SW of Sierraville. 30 ft. from highway east and on a south facing slope. Comment
  UCD53880  Arctostaphylos Beecher Crampton 1954-5-11 1894 Sierra 4 miles west of Yuba Pass. Comment
  CAS-BOT-BC45427  Arctostaphylos nevadensis Mrs. S. Earle Kelley 1919-1-1 s.n. Sierra Salmon Lake. Comment
  CAS-BOT-BC45431  Arctostaphylos nevadensis Lowell Ahart 1975-6-28 s.n. Sierra 2 mi. e. of Gibsonville. 1981 Comment
  CAS-BOT-BC45475  Arctostaphylos nevadensis G. L. Smith 1959-6-20 1242 Sierra Roadside, down-grade n. of Gold Lake. 1981 Comment
  RSA96073  Arctostaphylos nevadensis P. C. Everett, E. K. Balls, George B. Everett 1954-10-8 20251 Sierra Summit road to Gold Lake from Bassetts, Sierra Nevada. 2073 Comment
  CAS-BOT-BC46503  Arctostaphylos patula Belle R. Jackson 1932-6-1 s.n. Sierra Yuba Pass. Comment
  CAS-BOT-BC46504  Arctostaphylos patula Elmer I. Applegate 1921-9-7 3386 Sierra Gold lake, northern Sierra Co. Comment
  JEPS114619  Arctostaphylos patula Lowell Ahart 2008-6-4 14809 Sierra On the north side of Forest Road 98, about 2 miles (air) northeast of Harris Meadow, about 9 1/2 miles (air) northeast of Alleghany 1906 Comment
  UC495578  Arctostaphylos patula Merle Randall 1930-6-26 Sierra Falls Lake Tahoe Region, Hawley Grade Comment
  UCD40313  Arctostaphylos patula Rodney Gale Myatt 1971-7-3 838 Sierra Hillside above Hwy 49, just to the north of Yuba River. Near Oregon Creek, Alleghany Road, and Sierra County line. 195 Comment
  SEINET11998347  Arctostaphylos patula Unknown 1988-1 s.n. Sierra between Bassett's on W side of Yuba Pass to jct of CA 49 & CA 89 1951 Comment
  SEINET7263419  Arctostaphylos patula G. Gifford 1980-6-7 s.n. Sierra [Sierra Nevada] Sierra Buttes along Tamarack Lake to Sardine Lakes trail, upon the ridge of the summit Comment
  SEINET7263469  Arctostaphylos patula P. Lehenbauer 1926-3-14 1316 Sierra [Sierra Nevada] Dog Valley Grade Comment
  CHSC37646  Arctostaphylos patula subsp. patula T. B. Devine 1981-8-15 747 Sierra On S facing slope near lower Sardine Lake, ca. 2 mi NW of junction of Hwy 49 and Gold Lake Road. 1889 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-BC467185  Arenaria serpyllifolia var. serpyllifolia Catherine Best 1981-6-19 s.n. Sierra Sierra Nevada: Herringtons, Sierra City Comment
  CAS-BOT-BC82242  Arnica chamissonis George Haley 1927-8-6 s.n. Sierra Webber Lake 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
  CHSC57252  Arnica chamissonis L. P. Janeway 1984-9-15 1154 Sierra Northwest-facing slope above upper Tamarack Lake. 2225 Comment
  SEINET11265580  Arnica chamissonis Tim Kuhn 2006-7-31 43 Sierra Truckee Ranger District.; 0 Comment
  UC53876  Arnica chamissonis H. M. Hall and E. B. Babcock 1903-7-1 4472 Sierra Sierraville Sierra Nevada Mountains, Sierraville 1524 Comment
  UCD84149  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-BC82238  Arnica chamissonis Catherine Best 1984-6-19 1007 Sierra Sierra Valley 1/2 mile west of Sierraville on Hwy 89 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
  CAS-BOT-BC82244  Arnica chamissonis F. A. MacF. 1934-6-29 12551 Sierra Marsh, Truckee River 13 miles from Truckee on the Reno Rd. via Hobart Mills Comment
  JEPS124619 Image available Arnica chamissonis Reinhard Jockel 1969-7-3 37 Sierra In meadow E of Kyburz Marsh, 2 Miles N of Little Truckee Bridge. Comment
  SEINET11837664  Arnica chamissonis J. G. Lemmon 1874-1 126 Sierra Comment
  RSA417164  Arnica chamissonis subsp. foliosa Fay A. MacFadden 1934-6-29 12551 Sierra Little Truckee River Comment
  SEINET10971263  Arnica chamissonis subsp. foliosa Heidi H. Schmidt 1993-6-13 Schmidt 852 Sierra Tahoe National forest on state highway 89. 1.7 miles N of Sierraville. Sagebrush flats, meadow. 1650 Comment
  SEINET6774981 Image available Arnica cordifolia P. B. Kennedy 1903-6-27 792 Sierra Dog Valley, near Verdi Comment
  CHSC66788  Arnica dealbata Vernon H. Oswald; Lowell Ahart 1996-8-19 8215 Sierra Northern High Sierra Nevada. Yuba Pass-Weber Lake Rd. (Forest Rt. 12) just N of the road to Haypress Valley. 2255 Comment
  CHSC73411  Arnica dealbata B. Castro; L. Gehrung, H. Durio 1995-9-14 618 Sierra Ca 0.7 air mi SW of the top of Mt. Fillmore, and ca 0.3 mi SE of jeep trail 10E11, which traverses the headwaters of Pearson Ravine. At W edge of midslope terrace of mtn, at top of cliff. 2042 Comment
  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
  RSA417145  Arnica discoidea Robert Gustafson 1985-7-14 3169 Sierra Hwy. 49 at the Sierra Valley overview, east of the Yuba Pass summit 1890 Comment
  SEINET6775085 Image available Arnica mollis W. Harnach 2004-7-10 1196 Sierra Approximately 25 miles northeast of the intersection of the Chapman Saddle Rd. with the Beartrap Meadows Rd. (Four Corners) 2042 Comment
  SEINET11837663  Arnica mollis J. G. Lemmon 1874-1 125 Sierra Comment
  SEINET6775134 Image available Arnica nevadensis W. Harnach, N. Harnach 2000-7-9 941 Sierra Chapman Saddle Rd., 0.25 miles east of intersection of Lunch Creek Rd. 2027 Comment
  UC1494011  Arnica nevadensis Gerald B. Straley with Roy L. Taylor 1978-8-4 1870 Sierra along trail from Packer Lake to Sierra Buttes 2560 Comment
  UCSB27063  Arnica nevadensis Wilken, Dieter 1969-7-24 Sierra Salmon Creek, 2 miles north of California State Highway 49, along road to Graeagle, Sierra Buttes, Sierra Nevada 1981 Comment
  SEINET11837475  Arnica sororia J. G. Lemmon 1874-1 124 Sierra Comment
  CAS-BOT-BC90094  Artemisia W. Harnach; N. Harnach 1990-9-3 523 Sierra Sierra Valley, 1/2 mile south of Alpers Ranch on turn of Hwy 49 1508 Comment
  UCD129184  Artemisia arbuscula A. A. Beetle 1957-8-15 12803 Sierra 5 miles north of Truckee. Comment
Read comments
Feb 8 2016
  UC1119391  Artemisia arbuscula subsp. arbuscula A. Lewis 1934-11-7 546 Sierra 4 mi w of Loyalton; Tahoe National Forest, Sierraville Quadrangle 1493 Comment
  JEPS117160  Artemisia cana subsp. bolanderi Lowell Ahart, John Dittes 2010-10-5 17298 Sierra On the south side of Highway 49, 4015 feet west of Antelope Valley Road intersection with Highway 49, 4.5 miles (air) west of Loyalton, 6.6 miles (air) northeast of Sierraville 1494 Comment
  UC1119352  Artemisia cana subsp. bolanderi A. Lewis 1934-7-20 517 Sierra 1 1/2 mi n Mt. Fillmore; Plumas National Forest, Downieville Quadrangle Comment
  HSC93199  Artemisia douglasiana Vernon H. Oswald, L. Ahart 1996-8-19 8189 Sierra Yuba Pass-Weber Lake Rd. (Forest Rt. 12), 2.2 mi. S of Hwy. 49; northern High Sierra Nevada 2134 Comment
  CAS-BOT-BC97412  Artemisia tridentata subsp. tridentata W. R. Dudley 1909-8-29 s.n. Sierra Sierra Valley Comment
  CAS-BOT-BC97413  Artemisia tridentata subsp. tridentata W. Harnach; N. Harnach 1990-9-22 528 Sierra Sierra Valley, Calpine Ranch (Home) 1507 Comment
  CAS-BOT-BC97414  Artemisia tridentata subsp. tridentata Lowell Ahart 1983-10-27 4472 Sierra near the dirt road on the north side of Milton Res., near Jackson Meadow Res. 1800 Comment
  CHSC66791  Artemisia tridentata subsp. tridentata Vernon H. Oswald; Lowell Ahart 1996-8-19 8235 Sierra Northern High Sierra Nevada. Forest Rt. 07 E of Webber Lake, 0.5 mi E of the road to Lake of the Woods. 2042 Comment
  UC1119468  Artemisia tridentata subsp. tridentata A. Lewis 1934-11-7 548 Sierra 5 1/4 mi w Loyalton; Plumas National Forest, Sierraville Quadrangle Comment
  JEPS125786  Artemisia tridentata subsp. wyomingensis William Harnach 2015-10-6 1455 Sierra 1.8 miles east of Highway 49 on Lemmon Canyon Road, east of Sierraville. Comment
  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
  HSC3299  Asclepias cordifolia R. Spellenberg 1964-6-14 388 Sierra 3 mi. W of Sierra City on Hwy. 49 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
  JEPS124875 Image available Asclepias cordifolia M. Wheelis 1964-6-25 105 Sierra 2 mi. W. of Downieville, Highway 49. Comment
  SEINET222994  Asclepias cordifolia Margaret J. Williams 1979-6-13 79- 73 -1 Sierra Dog Valley road. Comment
  SEINET6833825  Asclepias cordifolia M. Sady 1991-7-29 s.n. Sierra [Sierra Nevada] On eastside of Hwy 89, 1 mile south of Sierraville 1550 Comment
  UC338856  Asclepias cordifolia Lemmon Sierra near B. F. L.; Sierra Valley Comment
  SEINET7112340  Asclepias fascicularis W. Harnach, N. Harnach 1990-7-27 475 Sierra Sierra Valley, W of Loyalton, Antelope Valley, Tenneco mine site 1646 Comment
  HSC96966  Aspidotis densa L. Ahart 2006-6-21 12811 Sierra W side of the Foote Rd., about 3.7 mi. SW of Alleghany. 1094 Comment
  POM9937  Aspidotis densa F. W. Peirson 1921-8-9 s.n. Sierra Aspen Meadow, South Fork of San Joaquin River 2515 Comment
Read comments
Aug 8 2010
  RSA286286  Aster breweri R. F. Thorne 1974-7-30 45038 Sierra Tahoe National Forest: Goose, Haven and Snag Lakes area. 2058 Comment
  RSA21704  Aster breweri C. B. Wolf 1937-8-6 9064 Sierra Northern Sierra Nevada, 1/2 mile NE of Gold Lake 1921 Comment
  RSA125818  Aster occidentalis var. fremontii Arthur R. Kruckeberg 1954-8-1 3661 Sierra Yuba Pass, Highway 49, Tahoe National Forest Comment
  CAS-BOT-BC477891  Asteraceae W. R. Dudley 1896-8-1 s.n. Sierra Near Webber Lake. Comment
  CAS-BOT-BC477893  Asteraceae W. R. Dudley 1894-9-1 s.n. Sierra Lake of the Woods. Comment
  JEPS87627  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
  RSA739836  Astragalus bolanderi John Dittes, Josephine Guardino, L. Ahart 2003-7-31 20003 -79 Sierra Northern High Sierra Nevada, 7.4 air miles SW of Sierra City, 5.6 air mile SE of Downieville, 6.2 air miles NW of Bowman Lake, S of Henness Pass Road. 1768 Comment
  UC82646  Astragalus curvicarpus var. curvicarpus J. G. Lemmon 1875-1 Sierra Comment
  SEINET12159914  Astragalus lemmonii J. G. Lemmon 1874-1 50 Sierra Comment
  SEINET12159917  Astragalus lentiginosus J. G. Lemmon 1874-1 47 Sierra Sierra Co., &c Comment
  POM123486  Astragalus pulsiferae var. pulsiferae J. G. Lemmon 1874-1 s.n. Sierra Sierra & Indian Valleys 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-BC192963  Astragalus purshii var. purshii Alice Eastwood 1918-6-29 7861 Sierra Loyalton Comment
  CAS-BOT-BC192964  Astragalus purshii var. purshii H. D. Ripley; R. C. Barneby 1942-5-22 4528 Sierra Near Sierraville 1706 Comment
  SEINET7286300  Astragalus purshii var. tinctus K. E. Bradshaw 1942-5-20 413 Sierra 3 miles sw of Purdy, old Trosi Ranch 1676 Comment
  SEINET948685  Astragalus purshii var. tinctus Sue adams 1967-1 35 Sierra On dry rocky soil. 0.5 miles down hill from dirt road turnoff, ca. 15 miles east from Sierraville. 1372 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
  JEPS35145  Athyrium filix-femina var. cyclosorum W. L. Jepson 1934-8-3 16815 Sierra 2 mi e Bassett Station (Pioneer Rd Sta.); N Fork Yuba River 1706 Comment
Read comments
Dec 26 2016
  POM183487  Athysanus pusillus J. G. Lemmon 1889-5-20 s.n. Sierra Sierra Valley. [county not specified] Comment
Read comments
Jun 10 2012
  UC1181562  Atriplex rosea R. F. Hoover 1940-10-11 4683 Sierra betw Loyalton and Sierraville; betw Loyalton and Sierraville Comment
  JEPS29729  Balsamorhiza deltoidea 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
  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
  CAS-BOT-BC100046  Balsamorhiza hookeri W. Harnach; N. Harnach 1989-4-22 036 Sierra Sierra Valley. Sattley transfer station (dump) 1496 Comment
  SEINET7239813 Image available Balsamorhiza hookeri var. neglecta P. A. Lehenbauer 1935-5-21 s.n. Sierra Balls Canyon Comment
  POM350746  Balsamorhiza sagittata Robert Gustafson 1984-5-15 2944 Sierra Near the junction of Hwy 49 and 89 Comment
  UCD129531  Balsamorhiza sagittata Carrie Sloan 1992-4-26 11 Sierra 1 m. south of Sierraville on Route 89. 1505 Comment
  SEINET5340911  Barbarea S. B. Doten 1901-7-2 71 a Sierra [Sierra Nevada] Near Webber Lake Comment
  CAS-BOT-BC16676  Barbarea orthoceras W. Harnach; N. Harnach 1989-4-22 038 Sierra Sierra Valley. Sattley transfer station (dump). Along the irrigation ditch. 1496 Comment
  POM308872  Barbarea orthoceras Betty J. Jorgensen 1944-6-22 482 Sierra Along Little Truckee River, on road between Independence and Webber Lakes. Comment
  CAS-BOT-BC145793  Beckmannia W. Harnach; N. Harnach 1989-7-16 227 Sierra Sierra Valley. Sattley dump. 1493 Comment
  CAS-BOT-BC145850  Beckmannia syzigachne W. R. Dudley 1909-8-27 s.n. Sierra Sierra Valley. East of Hot Springs. Comment
  JEPS78085  Beckmannia syzigachne Gary W. Zamzow 1972-7-11 74 Sierra 1.2 mi n Sattley (on road toward Loyalton) 1524 Comment
  SEINET200167  Beckmannia syzigachne H. L. Mason 1953-7-7 14558 Sierra Sierra Valley pond 1.5 mi E of Calpine Comment
  UC121629  Beckmannia syzigachne J. G. Lemmon Sierra Sierra County Comment
  CAS-BOT-BC75668  Berberis nervosa Charlotte Pyle; Gordon H. True 1977-9-29 8461 Sierra On branch of Indian Creek on Joubert-Mountain House road ca. 6.5 miles east of Highway 49 at Joubert Diggings. 1280 Comment
  JEPS113956  Bidens cernua W. and N. Harnach 2000-8-23 984 Sierra Sierra Valley 1.5 miles west of Sierraville, CA on Hwy 49. Strang Pond. Comment
  CAS-BOT-BC413065  Bistorta bistortoides Betty J. Jorgensen 1944-6-22 484 Sierra Along Little Truckee River, on road between Independence and Webber Lakes Comment
  SEINET4176607  Bistorta bistortoides J. Robertson 1960-6-18 s.n. Sierra Sagehen Creek, University oF California campus 2134 Comment
  CAS-BOT-BC128024  Blepharipappus scaber Alice Eastwood 1918-6-29 7899 Sierra Loyalton Comment
  JEPS125671  Blepharipappus scaber William Harnach 2013-5-17 1350 Sierra 0.75 miles south of Highway 49 on the Antelope Valley Road Comment
  RSA0125961  Boechera James Henrickson 1969-5-25 3443 Sierra Ca. 45 miles northeast of Yuba City, 7 miles west of Downieville, 4 miles east of Yuba county border. Comment
  SJSU12156  Boechera arcuata N. A. Hopkins 1975-6-16 676 Sierra c. 3 mi NNE of Downieville 1005 Comment
  UC614548  Boechera arcuata L. Constance 1938-6-9 2302 Sierra junction of North and South Forks of the North Fork of Yuba River North Fork of Yuba River 1371 Comment
  CAS-BOT-BC16070  Boechera breweri Lowell Ahart 1982-7-28 3714 Sierra About 5 miles east of La Porte. About 0.125 mile north of the Pacific Mine. 1700 Comment
  CAS-BOT-BC16071  Boechera breweri Lowell Ahart 1982-7-28 3696 Sierra About 5 miles east of La Porte. About 0.25 mile north of the Pacific Mine. 1700 Comment
  CHSC94222  Boechera constancei Lowell Ahart 2006-6-28 12894 Sierra On the northwest side of the dirt road (road goes from Gibsonville to Johnsville), about 200 yards northeast of the camp and road (road goes to Howland Flat), less than 1/2 mile (air) northeast of Lake Delahunty, about 1 3/4 miles (air) northeast of Gibsonville. 1901 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
  CAS-BOT-BC14636  Boechera rectissima Gordon H. True; J. T. Howell 1967-8-19 4024 Sierra Sagehen - Independence Lake Road ca. 4.5 miles northwest of Sagehen Creek. 2133 Comment
  CAS-BOT-BC25607  Boechera retrofracta Alice Eastwood 1918-4-6 6777 Sierra Downieville. Comment
  UCD143728  Boechera sparsiflora Judy Coleman 1976-5-15 s.n. Sierra Dog Valley, going on Crystal Peak Road. 8 miles west of Reno, Nevada. Comment
  CAS-BOT-BC25934  Boechera suffrutescens John Thomas Howell; Gordon H. True 1970-7-14 5522 Sierra At Verdi Peak Lookout, Verdi Range. 2560 Comment
  CAS-BOT-BC478475  Boisduvalia W. Harnach; N. Harnach 1989-7-16 226 Sierra Sierra Valley 1493 Comment
  RSA106765  Boisduvalia densiflora var. densiflora L. S. Rose 1955-7-20 55164 Sierra 2 miles south of Calpine. 1509 Comment
  CHSC58482  Botrychium simplex var. compositum Vernon H. Oswald; L. Ahart, T. Devine 1992-7-12 5100 Sierra Cornish Flat Campground located SE of Downieville. 1706 Comment
  CAS-BOT-BC127779  Brickellia grandiflora L. S. Smith 1932-8-10 2725 Sierra Church Mdws 2133 Comment
  CAS-BOT-BC127873  Brickellia greenei Lillian S. Mott Aug 7. LM 6555 Sierra gravelly banks on road to Sierra Buttes out of Sierra City Comment
  RSA94797  Brickellia microphylla J. G. Lemmon 1875-1 116 Sierra Tellac Peak, aboe Tahoe Comment
  SEINET10570662  Brodiaea John G. Lemmon 1874-1 Lemmon 8138 Sierra Comment
  CAS-BOT-BC484381  Brodiaea elegans subsp. elegans W. Harnach; N. Harnach 1989-7-1 215 Sierra Sierra Valley, Sattley Hill 1524 Comment
  RSA107456  Brodiaea elegans subsp. elegans L. S. Rose 1955-7-20 55166 Sierra 2 miles south of Calpine 1509 Comment
  SEINET4345257  Bromus carinatus P. B. Kennedy, S. B. Doten 1901-7-23 208 Sierra Lincoln Valley Comment
  SEINET4345384  Bromus carinatus W. D. Billings 1951-7-8 2115 Sierra Hillside west of Weber Lake Comment
  SEINET4345443  Bromus carinatus P. Lehenbauer 1937-6-8 68 Sierra 25 miles west of Reno on Truckee Road at Iceland, on south side of river by falls 1676 Comment
  CHSC105984  Bromus carinatus var. carinatus Lowell Ahart 2010-9-15 17177 Sierra Along the poor road, 5 yards north of the first pond, 8 yards northwest of the cabin, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak. 2134 Comment
  CHSC94208  Bromus carinatus var. carinatus Lowell Ahart 2006-6-21 12797 Sierra On the west side of the Foote Road, about 4 miles (by road) southwest of Alleghany. 849 Comment
  JEPS110376  Bromus carinatus var. carinatus Lowell Ahart 2006-6-21 12797 Sierra On the west side of the Foote Road, about 4 miles (by road) southwest of Alleghany 849 Comment
  RSA794701  Bromus carinatus var. carinatus L. Ahart 2010-9-15 17177 Sierra Along the poor road, 5 yards north of the first pond, 8 yards northwest of the cabin at the spring, about 2.75 air miles north of Yuba Pass on Highway 49, about 4 air miles east of Haskell Peak. 2135 Comment
  CAS-BOT-BC148752  Bromus carinatus var. marginatus L. S. Smith 1928-6-12 2337 Sierra Tahoe Forest. Above Hennis Pass Road. 1981 Comment
  CAS-BOT-BC148756  Bromus carinatus var. marginatus Lowell Ahart 1977-8-2 1470 Sierra Found on the north side of Mount Fillmore. Mount Fillmore is about 12 miles northeast of La Porte. 2000 Comment
  CAS-BOT-BC155307  Bromus inermis John Thomas Howell 1962-6-18 37830 Sierra Sierra Nevada. Sattley. 1524 Comment
  CDA11881  Bromus inermis G. F. Hrusa, J. Jokerst 1991-7-5 8542 A Sierra Sierra Valley Region; Antelope Valley. Bottom of valley on W side. Comment
  SEINET3922684  Bromus inermis Kenneth R. Genz 1978-7-25 8478 Sierra Dog Valley.; 0 1829 Comment
  HSC97011  Bromus laevipes L. Ahart 2006-6-21 12805 Sierra W side of Foote Rd., 3.7 mi. SW of Alleghany 1094 Comment
  SEINET4404026  Bromus orcuttianus M. J. Williams, B. Trowbridge, G. True Jr., A. Tiehm 1977-7-26 77- 48 -4 Sierra Independence Lake 2118 Comment
  SEINET4404241  Bromus porteri W. Harnach, N. Harnach 1992-7-4 702 Sierra Sierra Valley, 3/4 miles South of Sattley, Martinetti Ranch, up Barry Creek 1524 Comment
  CAS-BOT-BC185610  Bromus tectorum Alice Eastwood 1918-6-29 7935 Sierra Loyalton. Comment
  CAS-BOT-BC185612  Bromus tectorum Melissa A. Berry 1957-6-28 s.n. Sierra Sierra Valley, Highway 89. 1524 Comment
  SJSU13945  Bromus vulgaris N. A. Hopkins 1984-8-5 1229 Sierra Chapman Saddle Road 1767 Comment
  JEPS124787 Image available Callitriche bolanderi Peter Schultz 1967-7-8 58 Sierra 3 miles north of Sattley on Sattley -Beckwourth Road. Comment
  UCR88937  Callitriche verna Margaret Williams 1972-8-27 s.n. Sierra Near Worn Mill on Boca-Stampede Dam Road, 6.2 mi north of Boca. 1805 Comment
  HSC1287  Calocedrus decurrens R. G. Means 1962-6-22 24 Sierra 6 mi. E of Downieville Hwy. 49 2226 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
  CHSC32050  Calochortus leichtlinii L. Ahart 1979-7-15 1968 Sierra On n side of Mt. Fillmore. 609 Comment
  UC593515  Calochortus leichtlinii E. B. Babcock, G. L. Stebbins Jr. 1936-6-3 1643 Sierra 0.5 mi ne Sattley (on Church ranch) Comment
  CAS-BOT-BC490241  Calochortus leichtlinii Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Salmon Lake Comment
  SEINET12049776  Calochortus monophyllus F. H. Utech 1986-1 86 -094 Sierra Tahoe National Forest, Indian Valley, near junction of North Yuba River & Fiddle Bow Creek on CA 49 950 Comment
  UCD95565  Caltha leptosepala Kris Baldwin 1983-7-2 22 Sierra 10 miles west of Highway 89 on Henness Pass Road, then 1/4 mile south off the road. 2011 Comment
  CHSC69172  Calycadenia truncata Vernon Oswald; Lowell Ahart 1997-8-19 8819 Sierra Mountain House Rd. (County Rd. 300) 1.3 mi south of Goodyears Bar. 899 Comment
  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
  SEINET5336313  Calyptridium paniculatum P. B. Kennedy, Samuel Bradford Doten 1901-7-23 226 Sierra Lincoln Valley. Comment
  CHSC109876  Calyptridium umbellatum L. P. Janeway; B. Castro 2012-6-16 10877 Sierra Northern High Sierra Nevada. Plumas National Forest; top of Mt. Ararat, 6.5 km southeast of Bucks Lake. 1885 Comment
  SEINET183559  Calyptridium umbellatum L. Constance 1938-6-8 2297 Sierra Jct of N & S Forks of N Fork of the Yuba River Sierra City 1372 Comment
  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
  RSA719204  Calystegia occidentalis subsp. occidentalis L. Ahart 2006-6-21 12796 Sierra On the west side of the foote Road, about 4 miles (by road) southwest of alleghany. 849 Comment
  SJSU14316  Calystegia occidentalis subsp. occidentalis N. A. Hopkins 1989-7-4 1556 Sierra 1 mi S of Calpine 1554 Comment
  JEPS124669 Image available Camassia leichtlinii subsp. suksdorfii P. Matteson 1968-6-27 36 Sierra Hwy 49 at Yuba Pass. Comment
  CAS-BOT-BC497267  Camassia leichtlinii var. suksdorfii G. L Smith 1959-6-19 1191 Sierra Clark Sta. 3 mi. below Yuba Pass. David Snyder summer home. 1889 Comment
  CAS-BOT-BC497686  Camassia quamash Catherine Best 1981-6-18 s.n. Sierra Meadow at Yuba Summit Comment
  CDA18126  Camassia quamash subsp. breviflora G. D. Barbe, T. C. Fuller 1973-6-19 1619 Sierra Tahoe National Forest; Hoke Valley, N of Stampede Reservoir (Nevada Co. line), on Stampede Reservoir Rd. 9.75 miles (15.7 km.) N of Interstate Hwy 80 at Boca; 0.5 mile (800 m) S of Smithneck Rd; 9.5 miles (15.3 km.) W of Verdi, NV. 1828 Comment
  CAS-BOT-BC497575  Camassia quamash subsp. breviflora R. K. Gierisch; D. H. Esplin 1969-6-26 3477 Sierra Tahoe, Secret Mdw. 1981 Comment
  HSC31362  Camassia quamash subsp. breviflora Larry E. DeBuhr, G. D. Wallace 1972-5-21 584 Sierra Calpine on Hwy. 89 Comment
  SJSU10386  Camassia quamash subsp. breviflora H. L. Buckalew 1964-7-16 Sierra Yuba Pass 2042 Comment
  UC337942  Camassia quamash subsp. breviflora J. G. Lemmon 1875-6-1 Sierra from Yosemite to Shasta (Sierra Valley); Sierra Valley Comment
  CHSC69964  Camassia quamash subsp. quamash L. P. Janeway; Eric Schroder 1997-8-14 5335 Sierra Tahoe National Forest. Church Meadows; about 1.5 mi east of Gold Lake. 2042 Comment
  JEPS61545  Camassia quamash subsp. quamash Leland S. Smith 1925-5-21 1583 Sierra Sierraville Comment
  UCD14711  Camelina microcarpa A. M. Shapiro 1997-7-1 s.n. Sierra California, Sierra Co.; 1 mile NNE of Sierraville; 1508 Comment
  SEINET5344120  Camissonia pusilla W. Harnach, N. Harnach 1989-5-21 110 Sierra 0.5 miles E of Calpine, Calpine Ranch (home) 1 Comment
  RSA0004491  Camissonia tanacetifolia subsp. quadriperforata Peter H. Raven 1963-5-28 18416 Sierra 6.2 miles north of Sierraville on road to 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
  SEINET10463144  Campanula prenanthoides John G. Lemmon 1874-1 Lemmon s.n. Sierra Comment
  SEINET10463146  Campanula prenanthoides John G. Lemmon 1874-1 Lemmon 594 Sierra Comment
  SEINET10939011  Campanula prenanthoides John G. Lemmon 1874-1 Lemmon s.n. Sierra Comment
  SEINET10463466  Campanula scouleri John G. Lemmon 1874-1 Lemmon 4546 Sierra Comment
  SEINET10463467  Campanula scouleri John G. Lemmon 1874-1 Lemmon s.n. Sierra Comment
  CAS-BOT-BC37310  Cardamine breweri W. Harnach; N. Harnach 1989-5-13 083 Sierra Sierra Valley. Martinetti Ranch (Elvers). 1517 Comment
  SEINET11196199  Cardamine breweri W. Harnach, N. Harnach 1989-5-13 083 Sierra 0.5 miles S of Sattley, Martinetti Ranch (Elvers). 1518 Comment
  CAS-BOT-BC18378  Carex W. Harnach; N. Harnach 1991-7-14 645 Sierra Sierra Valley. Coburn Lake, approximately 1/4 below outlet to lake. 2279 Comment
  CAS-BOT-BC18379  Carex G. L. Smith 1959-6-19 1207 Sierra Sierra Nevada. David Snyder Cabin, Clark Station near Yuba Pass. 1889 Comment
  RSA364518  Carex Robert Gustafson 1985-6-10 3146 Sierra SFSU Sierra Nevada Field Station, ca. 6 miles below Yuba Pass summit on Highway 49 1921 Comment
  CHSC105542  Carex abrupta Lowell Ahart 2010-9-15 17191 Sierra Along the west sisde of a poor road, about 15 yards north of the first pond, about 20 yards northwest of the cabin, about 50 yards southwest of the middle pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak. 2134 Comment
  SEINET10367264  Carex abrupta Lowell Ahart 2011-9-23 17696 Sierra Pass Creek, ca. 300 yard S of Hennas Pass Rd. west of French Meadow, east of FR 79, ca. 3 miles NW of Webber Lake 2016 Comment
  UC836149  Carex abrupta Lewis S. Rose 1934-7-7 34328 Sierra Gold Lake 1950 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
  JEPS117602  Carex angustata Lowell Ahart 2010-9-15 17179 Sierra In shallow water, in stream and east of the second pond, about 100 yards north of the cabin, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak 2134 Comment
  UC1256266  Carex aquatilis R. K. Gierisch 1969-8-25 3582 Sierra Tahoe Forest 2072 Comment
  CAS-BOT-BC18122  Carex athrostachya D. E. Breedlove 1962-6-13 3496 Sierra Along state Highway 89, 6.8 miles north of Sierraville. 1524 Comment
  CAS-BOT-BC18119  Carex athrostachya Gordon H. True 1966-7-21 3100 Sierra Sierra Nevada. Sierra Valley, about 1 mile north of Sattley. 1493 Comment
  CAS-BOT-BC19599  Carex brainerdii Gordon H. True 1967-7-31 3689 Sierra Verdi Peak Road 3.7 miles below summit. 2133 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
  UC1256283  Carex capitata R. K. Gierisch 1969-6-25 3493 Sierra Anderson Mdw. Tahoe Forest, Anderson Mdw. 1950 Comment
  CHSC102950  Carex davyi Peter F. Zika 2009-8-23 24622 Sierra Sierra Nevada Highlands, n SNH. Above culvert, Forest Service Road 260, 1.05 road miles W of Route 89 on the signed (4 mi) road to Sagehen Campground; Sagehen Experimental Forest, Truckee Ranger District, Tahoe National Forest. 1990 Comment
  SEINET4292081 Image available Carex davyi Unknown 2008-1 23919 Sierra Sagehen Experimental Forest, Truckee Ranger District, Tahoe National Forest (Sierra Nevada Highlands) SNH. Above culvert of Forest Service Road 260, 1.05 road miles W of Route 89 onthe signed ((( mi) road to Sagehen Campground. Comment
  CAS-BOT-BC20055  Carex echinata G. L. Smith 1959-6-19 1198 Sierra Sierra Nevada. Clark Station, 3 miles below Yuba Pass. David Snyder summer home. 1889 Comment
  SEINET10652827  Carex festiva Stephen T. Olney Olney s.n. Sierra Sierra Meadow. Comment
  CAS-BOT-BC21151  Carex fissuricola G. L. Smith 1959-6-19 1205 Sierra David Snyder Cabin, Clark Station, near Yuba Pass. 1889 Comment
  JEPS63531  Carex fracta W. L. Jepson 1934-8-2 16790 a Sierra 2 mi e Bassett sta.; North Fork Yuba River, Pioneer road sta. 1706 Comment
  CHSC82991  Carex heteroneura var. heteroneura L. P. Janeway; B. Castro 2001-7-1 7253 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
  JEPS117600  Carex hoodii Lowell Ahart 2010-9-15 17184 Sierra On the north edge of the first pond, south side of the road and west of the cabin, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak 2134 Comment
  UC1256286  Carex illota R. K. Gierisch 1969-6-25 3494 Sierra Anderson Mdw. Tahoe Forest Comment
  CAS-BOT-BC7655  Carex integra P. B. Kennedy; S. B. Doten 1901-7-2 70 Sierra Webber Lake. 2063 Comment
  UC174650  Carex integra P. B. Kennedy and S. B. Doten 1901-7-2 70 Sierra Webber Lake 2063 Comment
  CAS-BOT-BC35516  Carex jonesii D. E. Breedlove 1962-6-13 3480 Sierra along State Hwy. 89, 10.7 miles north of Sierraville 1615 Comment
  CHSC105829  Carex laeviculmis Lowell Ahart 2010-8-3 17032 Sierra On a poor logging road, about 100 yards east of Negro Creek, about 1/4 mile (air) southwest of the Burlington Mine, about 1 3/4 miles (air) northwest of Middlewaters, about 8 miles (air) northeast of Alleghany. 1731 Comment
  CAS-BOT-BC31105  Carex lemmonii Lowell Ahart 1982-7-28 3725 Sierra Along the dirt road N of the Pacific Mine, ca 5 mi E of La Porte. 1700 Comment
  CHSC82993  Carex lenticularis var. lipocarpa L. P. Janeway; B. Castro 2001-7-1 7252 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
  CAS-BOT-BC28471  Carex lenticularis var. lipocarpa Lewis S. Rose 1934-7-3 34313 Sierra Meadow, Gold Lake. 1950 Comment
  CAS-BOT-BC28475  Carex lenticularis var. lipocarpa Lowell Ahart 1980-9-9 2610 Sierra Rocky gorge between the outlet of Webber Lake and Little Truckee River. 2200 Comment
  SEINET10715383  Carex lenticularis var. lipocarpa Lewis S. Rose 1934-7-3 Rose 34313 Sierra Meadow Gold Lake, 1951 Comment
  CAS-BOT-BC31573  Carex luzulifolia L. S. Smith 1928-6-18 2360 Sierra Jones Valley, south of Loyalton. 2072 Comment
  CHSC61886  Carex luzulifolia Lowell Ahart 1993-9-10 7202 Sierra Mountain meadow, about 1/4 mile south of where the poor dirt road ends at the stream, camp and water ditch, on the north side of Mount Fillmore, about 1 mile south-west of the dirt road from Gibsonville to Johnsville. 2225 Comment
  CHSC66826  Carex luzulifolia Vernon H. Oswald; Lowell Ahart 1996-8-19 8197 Sierra Yuba Pass-Weber Lake Rd. (Forest Rt. 12) just S of the road to Lincoln Valley. Northern High Sierra Nevada. 2255 Comment
  UC1133399  Carex luzulifolia L. S. Smith 1928-6-18 Sierra S of Loyalton (Jones Valley) 1981 Comment
  CAS-BOT-BC31574  Carex luzulifolia Lowell Ahart 1978-9-26 s.n. Sierra Mt. Fillmore. 670 Comment
  CAS-BOT-BC32043  Carex multicaulis L. P. Janeway 1984-8-3 964 Sierra Top of ridge W of Packer Lake and N of Packer Saddle. 2194 Comment
  CHSC94227  Carex multicaulis Lowell Ahart 2006-6-28 12892 Sierra About 3/4 mile (air) east of Lake Delahunty, about 2 miles (air) northeast of Gibsonville. 1784 Comment
  RSA718448  Carex multicaulis L. Ahart 2006-6-21 12844 Sierra On the east side of the road, about 3 1/2 miles (by road) northwest of Forest. 1422 Comment
  CAS-BOT-BC32044  Carex multicaulis Lemmon 1882-1-1 s.n. Sierra Sierra Valley Comment
  CAS-BOT-BC21231  Carex multicostata Gordon H. True 1967-7-31 3669 Sierra Verdi Peak Road about .5 mile below summit. 2499 Comment
  SEINET7486013 Image available Carex multicostata Peter F. Zika 2009-1 24620 Sierra Yuba Pass, N side of Route 49, near picnic area, 2012 Comment
  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
  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
  CAS-BOT-BC119707  Carex nervina Lewis Samuel Rose 1934-7-7 34337 Sierra Mountain meadow SW of Gold Lake. 2103 Comment
  CAS-BOT-BC119583  Carex nudata Vincent Jones 1920-5-25 s.n. Sierra Cedar Glen Comment
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Mar 18 2018
  CHSC108084  Carex pellita Lowell Ahart 2011-9-23 17707 Sierra On the north side of Pass Creek, south of Hennas Pass Road, west of French Meadow, east of Forest Road 70, about 3 miles (air) northwest of Webber Lake. 2015 Comment
  SEINET10708721  Carex praegracilis A. Arthur Heller, Patrick B. Kennedy 1907-7-1 Heller 8668 Sierra Purdy. Comment
  UCD140753  Carex praegracilis A. A. Heller; P. B. Kennedy 1907-7-1 8668 Sierra Purdy. Comment
  CHSC48069  Carex preslii L. P. Janeway 1984-9-15 1156 Sierra Northern side of Sierra Buttes; rocky N-facing slope up against rock wall, on ridge between Young American and Tamarack Lakes on Tamarack Lake side. 2194 Comment
  CHSC52235  Carex raynoldsii L. P. Janeway 1989-8-11 3580 Sierra Plumas National Forest. NE flank of Haskell Peak and ca 3/4 mi NW of Chapman Saddle. 2103 Comment
  RSA364516  Carex raynoldsii Robert Gustafson 1985-6-11 3146 Sierra Near the jct. of Highway 49 and Forest Service road 12, Yuba Pass Summit. 2043 Comment
  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
  CHSC61888  Carex rossii Lowell Ahart 1993-9-10 7195 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
  CAS-BOT-BC118212  Carex rossii L. P. Janeway 1984-7-29 950 Sierra Sierra City NE quad, Ridgetop/saddle near Rd 28 (21N11) ca 3.5 mi from Gold Lake. 2225 Comment
  CHSC73471  Carex scopulorum var. bracteosa B. Castro; L. Gehrung, H. Durio 1995-9-14 647 Sierra Mt. Fillmore Mdws: Mdw 1. Ca 0.6 air mi SW of the top of Mt. Fillmore, and ca 0.5 mi SE of jeep trail 10E11, which traverses the headwaters of Pearson Ravine. Series of 4 meadows on NW-facing midslope terrace of mtn, feeding Pearson Ravine via springs and cascades 2103 Comment
  RSA39082  Carex senta Phillip A. Munz 1948-8-11 12331 Sierra Carvin Creek on Highway 49, northeast of Sierra City. 1738 Comment
  JEPS117471  Carex specifica Lowell Ahart 2010-9-15 17193 Sierra Along the west sisde of a poor road, about 15 yards north of the first pond, about 20 yards northwest of the cabin, about 50 yards southwest of the middle pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) e 2134 Comment
  CAS-BOT-BC117775  Carex specifica L. P. Janeway 1989-7-28 3533 Sierra Sierra City NE quad. Slopes between Haskell Pk and Hwy 89/Sulphur Cr. 2179 Comment
  CAS-BOT-BC117105  Carex spectabilis Lewis Samuel Rose 1934-7-7 34346 Sierra Mountain meadow ridge SW of Gold Lake. 2103 Comment
  SEINET13709210  Carex spectabilis S. B. Doten 1901-7-5 98 Sierra Webber Lake Comment
  SEINET7575743 Image available Carex spectabilis Lewis S. Rose 1934-7-7 34346 Sierra Ridge SW of Gold Lake. 2103 Comment
  CHSC69226  Carex subfusca James D. Jokerst 1986-6-19 2656 Sierra Turner property, S end of Sierra Valley, Stringer Meadow along intermittent creek ca. 200 m E of Hwy 89. 1493 Comment
  JEPS49046  Carex subfusca Leland S. Smith 1927-7-27 2118 Sierra along road above Dorsey Station; Yuba Pass road 1981 Comment
  JEPS63529  Carex subfusca W. L. Jepson 1934-8-2 16793 Sierra 2 mi e Bassett sta.; North Fork Yuba River, Pioneer road sta. 1706 Comment
  JEPS78079  Carex utriculata Gary W. Zamzow 1972-7-11 81 Sierra 7 mi. n. Hobart Mill (Hwy. 89, Kyburz Flat); Kyburz Flat 1828 Comment
  CAS-BOT-BC115438  Carex utriculata Mrs. E. C. Sutliffe 1921-7-27 s.n. Sierra Unspecified Comment
  RSA364688  Carex utriculata L. S. Rose 1934-7-3 34325 Sierra Meadow, Gold lake 1951 Comment
  CAS-BOT-BC114819  Carex whitneyi Catherine Best 1981-6-18 s.n. Sierra Edge of meadow at Yuba Summit. Comment
  CAS-BOT-BC114820  Carex whitneyi Gordon H. True 1971-9-7 7046 Sierra Mt. Lola Trail, Cold Stream Canyon. 2316 Comment
  PASA1926  Carum gairdneri Margaret Stason 1932-6-21 431 Sierra near hobart mills Comment
  SEINET10812465  Cassiope mertensiana subsp. californica John G. Lemmon 1874-1 Lemmon 141 Sierra Sierra Co., etc. Comment
  UCR17468  Castilleja Frank C. Vasek 1975-7-10 750710- 13 Sierra Sierra Nevada Mtns., 1 mi west of State Hwy 89 on Henness Pass Rd. 1951 Comment
  CAS-BOT-BC249015  Castilleja W. Harnach; N. Harnach 1989-4-22 035 Sierra Sierra Valley. Sattley transfer station (dump) 1496 Comment
  JEPS124081  Castilleja applegatei subsp. pinetorum Lowell Ahart 2015-5-9 20173 Sierra About 300 yards west of Highway 49, about one mile west of Indian Valley. Comment
  JEPS29117  Castilleja applegatei subsp. pinetorum Lauramay T. Dempster 1961-6-15 1452 Sierra just s Yuba Pass (Calpine Lookout Road and Highway 89) 1828 Comment
  JEPS95348  Castilleja applegatei subsp. pinetorum Lowell Ahart 1994-7-1 7422 Sierra 11 air miles NE of Alleghany (N side of Henness Pass Road, at Keystone Gap, E of Keystone Mountain, 1 1/2 mi NE of Middlewaters) 1950 Comment
  RSA185371  Castilleja applegatei subsp. pinetorum Clare B. Hardham 1961-6-15 7390 -A Sierra Yuba Pass. Comment
  UC585188  Castilleja applegatei subsp. pinetorum E. B. Babcock, G. L. Stebbins Jr. 1936-6-3 1618 Sierra 1.5 mi s Sierraville (on highway) 1615 Comment
  CAS-BOT-BC243734  Castilleja applegatei var. pinetorum John Thomas Howell; Gordon H. True 1970-7-14 5536 Sierra At Verdi Peak Lookout, Verdi Range, Sierra Nevada 2560 Comment
  CAS-BOT-BC243741  Castilleja applegatei var. pinetorum Francis W. Pennell 1940-6-12 25837 Sierra Route 89 along Gold Creek south of Sierraville 1676 Comment
  CAS-BOT-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
  CAS-BOT-BC243744  Castilleja applegatei var. pinetorum Alice Eastwood 1918-6-29 7908 Sierra Loyalton Comment
  JEPS16361  Castilleja arachnoidea John Gill Lemmon Sierra Gold Lake Comment
  SJSU13882  Castilleja arachnoidea N. A. Hopkins 1986-6-30 1348 Sierra 2158 Comment
  JEPS4559  Castilleja campestris subsp. campestris Rimo Bacigalupi with H. L. Mason and J. R. Sweeney 1953-7-8 4292 Sierra s of Hawley railroad station (on the W.P.R.R. (mainline) to Loyalton, middle of Sierra Valley); Sierra Valley 1481 Comment
  JEPS4523  Castilleja lacera Rimo Bacigalupi with H. L. Mason and J. R. Sweeney 1953-7-7 4273 Sierra near Calpine (just above and s of marshy area); Sierra Valley 1493 Comment
  CAS-BOT-BC254085  Castilleja miniata D. E. Breedlove 1962-6-13 3532 Sierra on bank of the Little Truckee River, on State Highway 89, 11.3 miles south of Sierraville; Sierra Nevada 1905 Comment
  CAS-BOT-BC254095  Castilleja miniata Alice Eastwood 1918-6-29 7907 Sierra Loyalton Comment
  JEPS125650  Castilleja miniata Shuxiao Zhang 2015-7-8 009 Sierra On property south of Packer Lake and west of Tamarack Lakes, in Tahoe National Forest area. 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
  SEINET14141858  Castilleja miniata W. Harnach, N. Harnach 1990-6-30 444 Sierra Yuba Pass. 2042 Comment
  SBBG36121  Castilleja miniata subsp. miniata K. K. Muller 1963-8-15 1232 Sierra 5 mi S of Gold Lake Comment
  UCR257705  Castilleja miniata subsp. miniata George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-7-22 19426 Sierra Northern Sierra Nevada Mountains, along Hwy CA-89, c. 8 miles north of the Nevada County line 1823 Comment
  UC1442611  Castilleja nana Lowell Ahart 1978-7-29 Sierra n side Mt. Fillmore 2300 Comment
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Dec 19 2007
  POM15343  Castilleja payneae H. M. Hall, E. B. Babcock 1903-07 4512 Sierra Gold Lake. 1951 Comment
  CHSC110273  Castilleja pilosa L. P. Janeway 2012-6-24 10899 Sierra Northern High Sierra Nevada. Top of band of serpentine along Sawmill Ridge 1.0 km southeast of Delahunty Lake and 2.7 km northwest of Mt Fillmore. 1901 Comment
  CHSC32072  Castilleja pilosa L. Ahart 1977-7-15 1273 Sierra Near the small stream that drains the n side of Mt. Fillmore, ca. 12 mi ne of La Porte. 2000 Comment
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Dec 19 2007
  JEPS110175  Castilleja pilosa Lowell Ahart 2006-6-28 12878 Sierra On the west slope and near the top of the serpentine area, about 3/4 mile (air) east of Lake Delahunty, about 2 miles (air) northeast of Gibsonville 1880 Comment
  OBI59424  Castilleja pilosa Rimo Bacigalupi, H. L. Mason & J. R. Sweeney 1953-7-7 4266 Sierra Near Calpine, Sierra Valley 1494 Comment
  SJSU14006  Castilleja pilosa N. A. Hopkins 1988-5-31 1410 Sierra between Beckwourth & Sattley, Sierra Valley 1493 Comment
  UC965536  Castilleja pilosa Herbert L. Mason 1952-7-19 14438 Sierra 1.5 mi e Calpine (at junction of road from Calpine with road running from Beckwourth to Sierraville); Sierra Valley 1493 Comment
  SJSU12059  Castilleja pruinosa N. A. Hopkins 1975-6-16 671 Sierra above Pauley Cr between 2nd & 3d divides 1158 Comment
  JEPS31021  Castilleja pruinosa Frank H. Gleason 1963-6-21 17 Sierra 2.9 mi e Downieville (on dirt road 0.5 mi from Route 49, about 100 ft higher than Route 49, drainage of North Yuba River); North Yuba River 1066 Comment
  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
  SBBG45752  Castilleja tenuis K. K. Muller 1963-8-15 1235 Sierra 5 mi S of Gold Lake Comment
  SEINET10964503  Castilleja tenuis Lowell Ahart 1991-7-22 Ahart 6680 Sierra In French Meadow, about 1/10 mile south of Henness Pass Road, about 3 miles northwest of Webber Lake. Mountain Meadow in Red Fir Forest. T19N R7E NW/S24. 2134 Comment
  RSA88572  Ceanothus X lorenzenii J. T. Howell 1951-8-21 28263 Sierra E side of Yuba Pass 1829 Comment
  CHSC78264  Ceanothus arcuatus Lowell Ahart 2000-6-15 8476 Sierra On the east bank of Mountain House Road, about 1 mile south of the intersection of Mountain House Road and Henness Pass Road, about 1 mile (air) northwest of Forest, about 2 miles (air) northwest of Alleghany. 1463 Comment
  JEPS98282  Ceanothus arcuatus Lowell Ahart 2000-6-15 8477 Sierra W side and below Mountain House Road, 1 mi S of int. of Mountain House Rd and Henness Pass Rd, 1 air mi NW of Forest, 2 air mi NW of Alleghany 1463 Comment
  SBBG120360  Ceanothus cordulatus D. Wilken with E. Painter 2007-6-15 16744 Sierra USFS Rd, E of Gold Lake Hwy, ca. 0.9 linear km ENE of outlet of lower Sardine Lake, SE of Lusk Meadows 1925 Comment
  SEINET5339250  Ceanothus cordulatus S. B. Doten 1901-7-12 163 Sierra [Sierra Nevada] Near Webber Lake Comment
  SEINET5339259  Ceanothus cordulatus C. G. Gulling 1906-1 s.n. Sierra Sierra Valley Comment
  RSA754649  Ceanothus cuneatus var. cuneatus Dylan O. Burge 2009-4-17 DOB 1083 b Sierra Goodyears Bar, near confluence of Goodyears Creek and North Yuba River, SW of Grizzly Peak, intersection of SR 49 and Mountain House Road, 5.3 km 248 degrees true WSW of Downieville. 840 Comment
  UCD15407  Ceanothus integerrimus Lorraine Prunier 1982-5-22 17 Sierra California, Sierra Co.; at benchmarck G213 along highway 49; 609 Comment
  POM285194  Ceanothus prostratus J. H. Morrison s.n. Sierra Soyalton, Sierra Nevad Mt, Sierra Valley. 1524 Comment
  RSA40424  Ceanothus prostratus P. A. Munz, Lee W. Lenz 1948-8-12 12337 Sierra 2 miles NW of Sattley Comment
  SEINET232458  Ceanothus prostratus M. J. Williams 1983-8-7 83- 134 -1 Sierra Between Sardine Valley and Jammer Puncher Chair Flat 1981 Comment
  UC1071278  Ceanothus prostratus A. Lewis 1934-11-6 544 Sierra 4 mi n Sierraville; Tahoe National Forest, Sierraville Quad. Comment
  UC1281209  Ceanothus prostratus H. E. McMinn 1941-8-27 5389 Sierra nine mi s Sierraville (along stream); s of Sierraville Comment
  UC79815  Ceanothus prostratus J. G. Lemmon 1875-1 45 Sierra Comment
  RSA518967  Ceanothus velutinus J. T. Howell, G. H. True 1970-7-14 5529 Sierra At Verdi Peak Lookout, Verdi Range. 2561 Comment
  SEINET11243101  Ceanothus velutinus W. Harnach, N. Harnach 1992-7-29 688 Sierra Sierra Valley. W of Sattley, NW of Martinetti Ranch in logged drainage. Shirley Holstrom (landowner) 1554 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
  CAS-BOT-BC63195  Ceanothus velutinus var. velutinus W. R. Dudley 1894-8-30 s.n. Sierra W. of Webber Lake, Mt. Lake Pass. Comment
  CAS-BOT-BC63197  Ceanothus velutinus var. velutinus Lowell Ahart 1976-7-30 s.n. Sierra Mt. Tillmore. 1981 Comment
  UC1071472  Ceanothus velutinus var. velutinus A. Lewis 1934-10-6 539 Sierra 4 1/2 miles N of Sierraville 1524 Comment
  CAS-BOT-BC282016  Centaurea calcitrapa J. R. Keck 1977-6-15 s.n. Sierra County Rd 180 approx 0.3 mile E of County Rd 295, near Allegheney Comment
  CAS-BOT-BC272121  Centaurea cyanus Margaret Williams; Arnold Tiehm 1974-6-2 s.n. Sierra Near Cold Creek Campground se. of Sierraville 1706 Comment
  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
  SEINET5343589 Image available Centaurea solstitialis W. Harnach, N. Harnach 1991-7-24 657 Sierra Sierra Valley. Lemmon Canyon Road 1.0 miles E of Sierraville 1524 Comment
  NY187264  Centaurium muehlenbergii J. G. Lemmon 1874-1 188 Sierra Comment
  UC338820  Centaurium muehlenbergii Lemmon 1928-8-5 699 Sierra W. C. L.'s Ranch Sierra Valley (Sierra Valley) Comment
  UC1096405  Cephalanthera austiniae Ornduff 1958-6-29 5001 Sierra Brandy City Graveyard Comment
  UCR206987  Cerastium fontanum subsp. vulgare George K. Helmkamp, E. A. Helmkamp 2009-5-28 14846 Sierra Northern Sierra Nevada Foothills, along CA-49, 1.8 miles north of the Yuba County line0 884 Comment
  POM140926  Cercocarpus betuloides C. F. Baker 1903-7-14 6845 Sierra Klamathon Comment
  CAS-BOT-BC148507  Cercocarpus ledifolius var. ledifolius W. Harnach; N. Harnach 1990-6-10 353 Sierra Sierra Valley, Balderson Ranch (Antelope Valley) 1584 Comment
  CDA11866  Chaenactis douglasii G. F. Hrusa, J. Jokerst 1991-7-5 8527 A Sierra Sierra Valley Region; W side of Golden Dome, Antelope Valley, approx. 3 miles above Sierra Valley. Comment
  CAS-BOT-BC276684  Chaenactis douglasii var. douglasii H. Albert Barker 1926-7-8 77 Sierra Gold Lake RIdge 2072 Comment
  CAS-BOT-BC276752  Chaenactis douglasii var. douglasii Catherine Best 1981-6-17 s.n. Sierra Highway 89, 12 miles N of Truckee 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
  RSA94770  Chaenactis douglasii var. douglasii J. G. Lemmon 1874-1 119 Sierra [No locality information provided] Comment
  UC335084  Chaenactis douglasii var. douglasii J. G. Lemmon 1874-1 119 Sierra 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
  CAS-BOT-BC165976  Chamerion angustifolium H. Albert Barker 1926-7-8 73 Sierra Gold Lake Ridge 2011 Comment
  UC1063747  Cheilanthes gracillima H. S. Yates 1935-6-29 5288 Sierra 1 mi n Gold Lake; Plumas Nat'l Forest, Downieville Quadrangle Comment
  UC337881  Cheilanthes gracillima unknown Sierra Gold Lake Comment
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May 19 2012
  UCSC003241  Cheilanthes gracillima Unknown 1981-8-29 283 Sierra In rock crevice on Rattlesnake Peak. 2195 Comment
  CAS-BOT-BC68230  Cheilanthes gracillima Lemmon 1880-8-1 s.n. Sierra Webber Lake 2438 Comment
  SEINET11718420  Cheilanthes gracillima F. H. Utech 1986-1 86 -077 Sierra Tahoe National Forest, ca 1 mi E on CA 49 from Downieville, along North Yuba River 950 Comment
  UC337895  Cheilanthes gracillima J. G. Lemmon Aug. 1880 Sierra mts around Webber lake; Sierra Valley 2438 Comment
  JEPS124534 Image available Chenopodium album C. L. Kline 1965-7-6 145 Sierra 2.6 mi. South of junction of Cal. Beck worth Rd. and Saltley Rd. at Sierra city. along hwy 89. Comment
  JEPS124535 Image available Chenopodium album Virginia Hardham 1965-7-6 97 Sierra Cal-Pine Beck worth Rd. 3.4 mi from junction patley Beck worth Rd. and Hw 89. Comment
  CHSC47670  Chenopodium atrovirens Lowell Ahart 1989-8-16 6380 Sierra At Ahart Sheep Camp, about 1 mile north-west of Milton Reservoir. 1706 Comment
  JEPS102327  Chenopodium berlandieri Lowell Ahart 2001-8-10 9074 Sierra about 1 1/4 mi NW of Stampede Reservoir Dam (Stampede Reservoir, about 1 mi SW of Henness Pass Road) 1810 Comment
  CAS-BOT-BC451365  Chimaphila menziesii Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Sierra Buttes Comment
  UCD110158  Chrysolepis sempervirens J. M. Tucker 1974-9-14 4337 Sierra Not far from main entrance to Rose Ranch, ca. 8 miles (by road) northeast of Strawberry Valley (in Yuba County), on Sierra-Yuba county line. Comment
  UCD130447  Chrysothamnus viscidiflorus L. Allen; A. M. Shapiro 2001-8-1 s.n. Sierra Heriot Road, 4 airline miles NE of Sierraville. 1524 Comment
  POM352053  Chrysothamnus viscidiflorus subsp. viscidiflorus Fay A. MacFadden 1934-7-17 12595 Sierra Little Truckee River Comment
  UC1119150  Chrysothamnus viscidiflorus subsp. viscidiflorus C. G. Albertus 1935-9-11 291 Sierra 2.3 mi ne Loyalton; Sierraville Quad. 1508 Comment
  UC1136949  Chrysothamnus viscidiflorus subsp. viscidiflorus G. T. Nordstrom 1936-7-24 953 A Sierra 5.5 mi w Purdy; Sierraville Quad. 1889 Comment
  UC1136963  Chrysothamnus viscidiflorus subsp. viscidiflorus A. Lewis 1934-11-7 549 Sierra 5.25 m w Loyalton; Tahoe National Forest, Sierraville Quad. 1493 Comment
  CDA38211  Cicuta douglasii T. C. Fuller 1976-11-12 20172 Sierra Sierra Nevada; East side of Hwy 89, south limits of Sierraville. Comment
  HSC47769  Cinna latifolia Michael A. Watkins 1978-9-20 129 Sierra Foothills of the Sierra Nevada Mtns., 10 mi. NW of Johnsville on property of the Cowell Mine Comment
  UC333234  Cinna latifolia unknown Sierra Sierra Comment
  CAS-BOT-BC285266  Cirsium andersonii John Thomas Howell 1951-8-21 28272 Sierra Yuba Pass 2042 Comment
  SEINET5343666 Image available Cirsium arvense W. Harnach, N. Harnach 1990-9-3 525 Sierra Sierra Valley, 0.5 mile south of Alpers Ranch on turn out of Hwy 49 1509 Comment
  UC336691  Cirsium occidentale var. candidissimum unknown 194 Sierra Sierra Valley Comment
  CAS-BOT-BC286269  Cirsium scariosum Alice Eastwood 1918-6-29 7924 Sierra Portola Comment
  CAS-BOT-BC228946  Cistanthe umbellata H. Albert Barker 1926-7-15 263 x Sierra Gold Lake 1981 Comment
  CAS-BOT-BC228951  Cistanthe umbellata Javier Penalosa 1962-6-20 2537 Sierra Little Truckee Rd. at Hwy. 89 1905 Comment
  CAS-BOT-BC228953  Cistanthe umbellata Ted Knowles 1961-5-9 11 Sierra 3 miles above Bocca [Boca], on Hobart Mills Road Comment
  RSA792582  Cistanthe umbellata var. umbellata Jessica Orozco 2012-7-14 004 Sierra San Francisco State University Sierra Nevada Field Campus. Near director's cabin 1690 Comment
  CAS-BOT-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
  UC585175  Clarkia lassenensis E. B. Babcock, G. L. Stebbins Jr. 1936-6-5 1732 Sierra 2 mi s Loyalton (near junction of Smithneck and Bear Valley Creek, se edge of valley); Sierra Valley 1600 Comment
  SEINET12189198  Clarkia lassenensis J. G. Lemmon 1874-1 s.n. Sierra Comment
  CHSC94180  Clarkia rhomboidea Lowell Ahart 2006-6-21 12798 Sierra On the west side of the Foote Road, about 4 miles (by road) southwest of Alleghany. 849 Comment
  RSA41876  Clarkia rhomboidea H. C. Cantelow 1938-7-2 2364 Sierra 2 miles east of Dardanelles 976 Comment
  UCR249166  Clarkia stellata George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20795 Sierra Northern Sierra Nevada Mountains Foothills, Along CA-49, 1.9 miles NE of the Yuba County line, NE of Camptonville 796 Comment
  NY342202  Claytonia caroliniana var. sessilifolia J. M. Bigelow 1853-1 s.n. Sierra Downieville Comment
  UCD84482  Claytonia lanceolata Chuck Hughes 2010-7-3 156 Sierra Near Pacific Crest Trail, above Deer Lake. 2240 Comment
  SEINET9126904  Claytonia perfoliata W. Harnach, N. Harnach 1989-5-20 105 Sierra Sierra Valley, 0.5 miles E of Calpine, Calpine Ranch. 1506 Comment
  CHSC54565  Collinsia parviflora Lowell Ahart 1991-7-22 6698 Sierra French Meadow, about 1/4 miles south of Nennesse Pass Road, about 3 miles north-west of Webber Lake. 2133 Comment
  SEINET13396132  Collinsia parviflora H. Hamlin 1904-1 s.n. Sierra Sierra Valley. Comment
  SEINET13396264  Collinsia parviflora S. B. Doten 1901-6-1 65 Sierra N of Webber Lake. Comment
  UC1586406  Collinsia parviflora Lowell Ahart Jul 22 1991-Jul 23 1991 6698 Sierra about 3 mi nw of Webber Lake (about 1/4 mi s of Hennesse Pass Road, in French Meadow); French Meadow 2133 Comment
  SD103783  Collomia grandiflora Darley F. Howe 1978-7-16 Sierra Along Highway 89, 12.3 miles north of Truckee. 1920 Comment
  SEINET13772026  Collomia grandiflora I. LaRivers 1969-7-25 s. n. Sierra Verdi Comment
  RSA490805  Collomia heterophylla B. Pitzer, S. Morgan, H. M. Soldan 1988-5-27 878 Sierra Above Ramshorn Campground, on Hwy. 49, ca. 15 miles NE of Camptonville and ca. 5 miles W of Downieville. 823 Comment
  UCR249142  Collomia heterophylla George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20764 Sierra Northern Sierra Nevada Mountains Foothills, Along CA-49, 1.2 miles north of the Yuba County line 901 Comment
  SJSU9764  Collomia heterophylla C. W. Sharsmith 1982-6-1 8685 Sierra gravels of old roadway by Sierra City 1280 Comment
  SJSU9765  Collomia heterophylla C. W. Sharsmith 1982-6-1 8684 Sierra gravels of old roadway by Sierra City 1280 Comment
  CHSC73968  Collomia linearis B. Castro; M. A. Griggs 1997-7-10 756 Sierra Bunker Hill Ridge, on lower slope between Duck Soup Pond and the ridge crest, along Pacific Crest Trail. 2072 Comment
  UCR257830  Collomia linearis George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-7-23 19513 Sierra Northern Sierra Nevada Mountains, Stampede Dam Road, 1.7 miles north of the Nevada County line, just east of Stampede Reservoir 1770 Comment
  JEPS124068  Collomia tinctoria Lowell Ahart 2015-5-9 20174 Sierra About 3/4 mile west of Highway 49, about 1 3/4 mile west of Indian Valley. Comment
  SJSU4988  Collomia tinctoria N. A. Hopkins 1968-6-30 149 Sierra 0.25 mi N of Packer L 1859 Comment
  SDSU16149  Collomia tinctoria D. F. Howe 1964-7-28 3889 Sierra 8.5 miles south of Gold Lake Lodge, Tahoe National Forest. 1829 Comment
  SEINET7134251  Convolvulus arvensis I. LaRivers 1960-6-22 s.n. Sierra Verdi Comment
  JEPS124863 Image available Convolvulus arvensis P. L. Billings 1965-6-29 11 Sierra Collected .3 mile east of Goodyear's Bar on Hwy 49. Comment
  SEINET7127511  Convolvulus arvensis H. Hamlin s.n. Sierra Sierra Valley Comment
  CAS-BOT-BC286038  Conyza canadensis John Thomas Howell 1951-8-21 28261 Sierra East side of Yuba Pass 1828 Comment
  CHSC2333  Corallorhiza maculata V. Holt 1942-7-16 Sierra Gold Lake. 1950 Comment
  SEINET6166298  Corallorhiza maculata P. B. Kennedy, S. B. Doten 1901-7-23 213 Sierra Lincoln Valley Comment
  RSA8040  Corallorhiza maculata H. A. Barker 1927-7-17 811 Sierra Snake Lake 2012 Comment
  RSA232649  Cornus nuttallii Larry E. DeBuhr, Gary D. Wallace 1972-5-21 581 Sierra Tahoe National Forest; along Hwy. 49 east of Sierra City. 1524 Comment
  CAS-BOT-BC210386  Cornus sericea Lewis S. Rose 1934-6-29 34292 Sierra Gold Lake 1950 Comment
  CHSC63136  Cornus sericea subsp. sericea Lowell Ahart 1994-7-14 7435 Sierra On the sout side of the large pond, steep rocky slope on the north side of Henness Pass Road, at Keystone Gap, east of Keystone Mountain, about 1 1/2 miles east of Alleghany. 1889 Comment
  JEPS50128  Cornus sericea subsp. sericea W. L. Jepson 1934-8-3 16814 Sierra Pioneer road sta. 2 mi. e. of Bassett Sta. (N. Fork Yuba R.); N. Fork Yuba R. 1706 Comment
  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
  POM161768  Corydalis caseana R. C. Bacigalupi 1927-7-2 1628 Sierra Slopes above north fork of Yuba River, halfway between Downieville and Sierra City Comment
  RSA433126  Corydalis caseana Robert Gustafson 1985-6-13 3165 Sierra SFSU Sierra Nevada Field Station, ca. 6 miles below Yuba Pass summit on Highway 49. 1921 Comment
  CAS-BOT-BC290469  Crepis acuminata John Thomas Howell; Gordon H. True 1970-7-14 5543 Sierra At Verdi Peak Lookout, Verdi Range 2560 Comment
  CHSC67865  Crepis acuminata James D. Jokerst 1986-6-19 2648 Sierra Turner property, S end of Sierra Valley, E and adjacent to Hwy. 49 ca. 1 mi NW of junction with Hwy. 89. Knoll 5442. 1658 Comment
  UC346498  Crepis acuminata E. B. Babcock 1928-6-13 148 Sierra along road 4 mi e Sierraville; Tahoe Nat. For., Lemmon Canyon Comment
  UCD130925  Crepis bakeri Grady L. Webster 1990-5-13 7728 Sierra Sierra Valley, 0.5 mile west of Sierraville. 1508 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
  UC346499  Crepis intermedia E. B. Babcock 1928-6-13 147 Sierra below trail from Lemmon Canyon to Sardine Pk. lookout; Tahoe Nat. For. 2072 Comment
  UC581222  Crepis intermedia E. B. Babcock and G. L. Stebbins Jr. 1936-6-5 1729 Sierra near junction of Smithneck and Bear Valley Creek (se edge of valley, 2 mi s of Loyalton); Sierra Valley 1600 Comment
  UC346524  Crepis intermedia E. B. Babcock 1928-6-12 125 Sierra Newman Pt. Sierra Valley (along road to Loyalton) Comment
  UC346525  Crepis intermedia E. B. Babcock 1928-6-12 124 Sierra Newman Pt. Sierra Valley (along road to Loyalton) Comment
  UC346539  Crepis intermedia E. B. Babcock 1928-6-22 176 Sierra Reno rd 12.8 mi fr. jct. <with> Loyalton rd. ((Sierraville)); Lemmon Canyon Comment
  UC346543  Crepis intermedia E. B. Babcock 1928-6-22 175 Sierra Reno rd 12.8 mi fr. jct. <with> Loyalton rd. ((Sierraville)); Lemmon Canyon Comment
  UC346530  Crepis modocensis E. B. Babcock 1928-6-12 121 Sierra 3.3 mi n Truckee (on rd. to Hobart Mills) 1767 Comment
  SJSU9803  Crepis modocensis C. W. Sharsmith 1982-5-30 8655 Sierra Sierra Valley c. 3 mi W of Loyalton 1524 Comment
  CAS-BOT-BC376484  Crepis modocensis subsp. modocensis D. E. Breedlove 1962-6-13 3517 Sierra Along State Highway 89, 10.0 miles south of Sierraville 1950 Comment
  UC346552  Crepis modocensis subsp. subacaulis E. B. Babcock and M. Navashin 1928-6-12 165 Sierra about 6 mi nw Truckee (on rd. to Hobart Mills) 1767 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
  SEINET7838808 Image available Crepis occidentalis W. Harnach, N. Harnach 2002-5-29 1070 Sierra Sierra Valley, Newman Point (Rice on the maps), approx 5 miles NE of Sierraville, CA on Hwy 49. 1532 Comment
  SEINET7838857 Image available Crepis occidentalis W. A. Archer, N. Harnach 1992-5-10 681 Sierra Sierra Valley. Located off the road on the way to Earl Jennettes to the south of Calpine 1524 Comment
  UC91847  Crepis occidentalis T. S. Brandegee Aug., 1883 Sierra Verdi Comment
  UC581303  Crepis occidentalis subsp. occidentalis E. B. Babcock and G. L. Stebbins Jr. 1936-6-5 1726 Sierra se edge of valley near junction of Smithneck and Bear Valley Creek (2 mi s of Loyalton); Sierra Valley 1600 Comment
  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
  UC346549  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
  UC53892  Crepis occidentalis subsp. occidentalis H. M. Hall and E. B. Babcock July 1903 4469 Sierra Sierra Valley 1524 Comment
  CAS-BOT-BC494137  Crepis occidentalis subsp. pumila William Harnach 2002-5-29 1070 Sierra Sierra Valley. Newman Point (Rice on the maps) approx. 5 mi NE of Sierraville on Hwy 49 1531 Comment
  JEPS108804  Crepis pleurocarpa Lowell Ahart 2006-6-28 12881 Sierra On the south slope and near the top of the serpentine area, about 3/4 mile (air) east of Lake Delahunty, about 2 miles (air) northeast of Gibsonville 1903 Comment
  SEINET11859988  Crepis runcinata subsp. andersonii J. G. Lemmon 1874-1 130 Sierra Sierra Co. &c Comment
  SEINET5343725 Image available Crepis runcinata var. andersonii A. A. Heller, P. B. Kennedy 1907-7-1 8666 Sierra Purdy Comment
  SEINET9592240  Croton setiger W. Harnach, N. Harnach 1990-7-29 482 Sierra Sierra Valley, on Road A-23, ca 0.25 mile S of the Plumas-Sierra Co. line. 1503 Comment
  SEINET12514853  Cryptantha affinis W. Harnach, N. Harnach 1990-6-6 342 Sierra Sierra Valley, 0.5 miles S of Stately, Martinetti Ranch. 1518 Comment
  POM368166  Cryptantha affinis Robert Gustafson 1985-6-13 3166 Sierra SFSU Sierra Nevada Field Station, ca. 6 miles below Yuba Pass summit on Highway 49. 1921 Comment
  CHSC50990  Cryptantha echinella Lowell Ahart 1990-7-8 6552 Sierra Near Bunker Hill Rigde, on the west side of Mount Etna, about 12 miles north-east of La Porte. 2072 Comment
  SEINET12280813  Cryptantha humilis J. G. Lemmon 1874-1 165 Sierra Comment
  SBBG89600  Cryptantha intermedia B. Pitzer, S. Morgan, H. Soldan 1988-5-27 874 Sierra above Ramshorn Cmpgrd, on Hwy 49, ca. 15 mi NE of Camptonville and ca. 5 mi W of Downieville 822 Comment
  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
  NY1111494  Cryptantha virginensis J. G. Lemmon 1874-1 165 Sierra Comment
  POM174020  Cryptogramma acrostichoides J. G. Lemmon s.n. Sierra High Sierra, notably at Webber Lake Comment
Read comments
Sep 4 2010
  UC1063763  Cryptogramma acrostichoides H. S. Yates 1935-6-29 5290 Sierra 1 mi n Gold Lake; Plumas Nat'l Forest, Downieville Quadrangle Comment
  UCD137499  Cryptogramma acrostichoides N. Hopkins 1970-6-11 327 Sierra Dungan's Pond. Comment
  CAS-BOT-BC215947  Cuscuta californica John Thomas Howell 1969-9-13 46101 Sierra Little Truckee River near outlet of Webber Lake, Sierra Nevada 2042 Comment
  CHSC37220  Cuscuta californica L. Ahart 1982-7-28 3703 Sierra Ca. 1/4 mi n of Pacific Mine, ca. 5 mi e of LaPorte. 1700 Comment
  CHSC61917  Cuscuta californica var. breviflora Lowell Ahart 1993-9-24 7254 Sierra On the west side of a poor dirt road that ends at a stream,on the north side of Mount Fillmore, about 3/4 mile south of the dirt road from Gibsonville to Johnsville Common. 2133 Comment
  UC1609413  Cuscuta occidentalis Lowell Ahart 1993-9-24 7254 Sierra about 0.75 mi s Gibsonville to Johnsville dirt road (on the w side of a poor dirt road that ends at a stream, n side of Mount Fillmore); n side of Mount Fillmore 2133 Comment
  CHSC47405  Cuscuta subinclusa Lowell Ahart 1974-9-6 623 Sierra On the south side of Johnsville Road, by large rocks, south of the Big Rocks, south-east of Mount Etna, about 10 miles north-east of La Porte. 1828 Comment
  CHSC105186  Cycladenia humilis B. Castro; L. P. Janeway 1997-9-14 786 Sierra South flank of Stafford Mtn, just above the Gibsonville-Jonesville Rd. 1859 Comment
  JEPS82071  Cycladenia humilis var. humilis Paul C. Hutchison and Rimo Bacigalupi 1982-8-9 8442 Sierra 12 mi. n. by logging rd. Downieville (bottom of rd. to lookout just w. of summit, Saddleback Mt.); Saddleback Mt. 1798 Comment
  CHSC45879  Cymopterus terebinthinus var. californicus Lowell Ahart 1979-7-15 1959 Sierra North of the road that goes from La Porte to Johnsville, south-east part of Stafford Mountain, about 1 mile east of Mount Etna. 1676 Comment
  CHSC52494  Cymopterus terebinthinus var. californicus L. P. Janeway 1984-8-5 970 Sierra Ridgetop just south of Packer Saddle. 2148 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
  CHSC73725  Cymopterus terebinthinus var. californicus B. Castro; M. A. Griggs 1997-7-10 767 Sierra Bunker Hill Ridgem on highest ridge crest SE of Duck Soup Pond, along Pacific Crest Trail. 2136 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
  CHSC10613  Cystopteris fragilis Lowell Ahart 1967-9-29 Sierra Near Sam's Camp. 2438 Comment
  JEPS124088  Cystopteris fragilis Lowell Ahart 2015-5-9 20156 Sierra About 3/4 mile west of Highway 49, about 1 3/4 miles west of Indian Valley. Comment
  POM174040  Cystopteris fragilis J. G. Lemmon s.n. Sierra High Sierra, notably at Webber Lake Comment
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Sep 4 2010
  RSA0035518  Cystopteris fragilis George K. Helmkamp, Elizabeth A. Helmkamp 2013-6-5 20758 Sierra Along CA-49, 1.2 miles north of the Yuba County line 901 Comment
  SD9846  Cystopteris fragilis C. C. Parry, J. G. Lemmon 1876-1 Sierra North Sierra Mountains near Webber Lake Comment
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Sep 4 2010
  SD9858  Cystopteris fragilis J. G. Lemmon 1876-1-1 Sierra Sierra Valley [County a guess, near Sierraville, says Andy Sanders] Comment
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Jul 11 2010
  SEINET6629011  Cystopteris fragilis S. B. Doten 1901-7-5 100 Sierra Webber Lake, near falls Comment
  CDA4060  Cytisus scoparius T. C. Fuller 1962-6-14 9022 Sierra On slope north of Highway 49 to Sierra City, 5.3 miles east of Downieville. 0 Comment
  JEPS124726 Image available Dactylis glomerata Karen Cornwell 1973-6-28 Sierra Goodyear's Bar, Yuba RIver. Comment
  CHSC113660  Danthonia californica var. americana L. P. Janeway 2014-6-17 11393 Sierra Northern High Sierra Nevada. Plumas National Forest; on the old mining tailings of Poverty Hill, between Gold Run Creek and Slate Creek. 1366 Comment
  UCD60517  Danthonia californica var. californica G. Schoolcraft 2000-6-25 2908 A Sierra Knuthson Meadow, W of Sierra Valley. 1524 Comment
  CHSC110229  Danthonia unispicata L. P. Janeway 2012-6-24 10906 Sierra Northern High Sierra Nevada. Top of band of serpentine along Sawmill Ridge 1.0 km southeast of Delahunty Lake and 2.7 km northwest of Mt Fillmore. 1901 Comment
  SEINET4566622  Danthonia unispicata W. Harnach, N. Harnach 1989-5-18 098 Sierra 0.5 miles E of Calpine, Calpine Ranch (home), Sierra Valley 1506 Comment
  CAS-BOT-BC76174  Darlingtonia californica Lowell Ahart 1978-8-13 s.n. Sierra Sierra Nevada. Harris Meadow, northeast of Alleghany. 548 Comment
  JEPS125770  Darlingtonia californica William Harnach 2015-7-1 1424 Sierra 3 miles off of Henness Pass Road on FS Road 98. Upper end of Harris Meadows. Comment
  UCD119079  Darlingtonia californica Barry Rice 2011-6-26 BR 110601 Sierra Harris Meadow. 1880 Comment
  UCD161460  Darlingtonia californica Barry Rice 2013-7-12 BR 130705 Sierra north of the road NF98. Several sites at this spot. This collection from easternmost site. 1750 Comment
  CAS-BOT-BC173282  Delphinium W. Harnach; N. Harnach 1991-7-14 633 Sierra Sierra Valley. Coburn Lake, approx 1/4 below outlet to lake 2280 Comment
  CAS-BOT-BC8927  Delphinium depauperatum John Thomas Howell; Gordon H. True 1969-6-25 45853 Sierra 3 miles north of Bassetts on road to Gold Lake 1950 Comment
  CAS-BOT-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-BC8929  Delphinium depauperatum V. Ziemba 1981-5-16 032 Sierra 14 mi. north on Rte. 49 from San Francisco St. camp. 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
  CAS-BOT-BC8944  Delphinium diversifolium subsp. harneyense John Thomas Howell; Gordon H. True 1969-6-25 45854 Sierra 3 miles north of Bassetts on road to Gold Lake 1950 Comment
  JEPS107592  Delphinium glaucum Lowell Ahart 2005-8-30 12342 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
  JEPS124089  Delphinium gracilentum Lowell Ahart 2015-5-9 20178 Sierra About 3/4 mile west of Highway 49, about 1 3/4 miles west of Indian Valley. Comment
  CAS-BOT-BC9880  Delphinium nudicaule H. D. Ripley; R. C. Barneby 1943-6-16 5787 Sierra NW of Calpine 1463 Comment
  JEPS29733  Delphinium nuttallianum Rimo Bacigalupi and L. R. Heckard 1962-5-27 8488 Sierra 4 mi w Loyalton (eastern arm of Valley); Sierra Valley 1524 Comment
  SBBG2207  Delphinium nuttallianum H. and M. Dearing 1939-7-4 3821 Sierra Gold Lake 1676 Comment
  SD241158  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 mile north of the Yuba Co. line. (Strawberry Valley 7.5'Q) 808 Comment
  SEINET8663576  Delphinium nuttallianum W. Harnach, N. Harnach 1990-6-30 451 Sierra Sierra Valley, Yuba Pass. 2042 Comment
  CAS-BOT-BC116146  Delphinium nuttallianum D. E. Breedlove 1962-6-13 3484 Sierra Along State Hwy. 89, 9.3 miles north of Sierraville. 1524 Comment
  CAS-BOT-BC116151  Delphinium nuttallianum L. S. Smith 1927-6-21 2069 Sierra East side Sierra Valley Comment
  CAS-BOT-BC116153  Delphinium nuttallianum L. S. Smith 1925-6-21 1585 Sierra Meadow near Sierraville. 1524 Comment
  CAS-BOT-BC116537  Delphinium nuttallianum Catherine Best 1982-7-10 703 Sierra Near the Little Truckee River about 15 mi. orthwest of Truckee Comment
  POM270652  Delphinium nuttallianum J. H. Morrison s.n. Sierra Soyalton, Sierra Nevad Mt, Sierra Valley. 1524 Comment
  SEINET8688795  Delphinium nuttallianum P. B. Kennedy, S. B. Doten 1901-7-8 132 Sierra [Sierra Nevada] near Webber Lake. Comment
  SJSU12158  Delphinium nuttallianum N. A. Hopkins 1979-5-11 933 Sierra c. 5 mi N of Sattley 1524 Comment
  CHSC92160  Deschampsia cespitosa subsp. cespitosa Lowell Ahart 2005-8-30 12348 Sierra On a sand bar, on the south side of Pass Creek, about 1/4 mile south of French Meadow, about 2 1/2 miles west of Webber Lake. 2064 Comment
  JEPS102692  Deschampsia cespitosa subsp. cespitosa Lowell Ahart 2001-8-10 9090 Sierra About 100 feet SE of the dam, diversion dam across the Little Truckee River (water flows to Sierra Valley), about 100 yards south of Fiberboard Road (Forest Road 18), about 1/8 mile north of Henness Pass Road, about 5 miles (air) east of Webber Lake. 1920 Comment
  RSA286321  Deschampsia cespitosa subsp. cespitosa R. F. Thorne 1974-7-30 45050 Sierra Tahoe National Forest: Goose, Haven and Snag Lake areas; shallow, grassy lake E. of highway. 2058 Comment
  POM181951  Deschampsia danthonioides J. G. Lemmon 1889-05 s.n. Sierra Sierra Valley. Comment
  UC1256288  Deschampsia danthonioides R. K. Gierisch and D. H. Esplin 1969-7-8 3508 Sierra Saddle Meadow Tahoe Forest, Saddle Meadow Comment
  UCD84179  Deschampsia danthonioides Ayzik Solomeshch 2009-6-8 s. n. Sierra Sierra Valley, Roen Ranch, along Westside Rd, ca. 2 km N of the intersection of Westside and Calpine Roads, ca. 1 km east of Westside Rd. 1493 Comment
  CAS-BOT-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
  CAS-BOT-BC201930  Deschampsia elongata Catherine Best 1981-6-18 s.n. Sierra Gold Lake Comment
  CHSC44562  Deschampsia elongata Lowell Ahart 1977-8-2 1512 Sierra Along the edge of the road, on the north side of Mount Fillmore, about 12 miles north-east of La Porte. 1828 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
  SEINET4567005  Deschampsia elongata J. H. Robertson 1951-7-8 s.n. Sierra [Sierra Nevada] Near Webber Lake on Little Truckee River Comment
  CAS-BOT-BC40915  Descurainia incana W. Harnach; N. Harnach 1990-6-30 435 Sierra Sierra Valley. Yuba Pass. 2042 Comment
  CHSC54554  Descurainia incana Lowell Ahart 1991-7-22 6674 Sierra French Meadow, about 1/4 mile south of Henness Pass Road, about 3 miles north-west of Webber Lake. 2133 Comment
  CAS-BOT-BC388462  Dianthus armeria Forest Sheehan 1975-6-1 s.n. Sierra Rose Ranch near Scales 1341 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
  SEINET5339618  Dicentra formosa M. Humphreys 1950-4-30 20 Sierra 1 mile north of Downieville. 914 Comment
  CAS-BOT-BC402471  Dicentra formosa subsp. formosa Vincent Jones 1920-5-25 s.n. Sierra Cedar Glen Comment
Read comments
Mar 18 2018
  UCD114221  Dicentra formosa subsp. formosa P. B. Schultz 1967-6-30 28 Sierra 2 miles E of Downieville. 929 Comment
  RSA433579  Dicentra formosa subsp. formosa Glenn A. Gorelick 1967-6-17 s.n. Sierra Shenanigan Flat, 2 miles west of Indian Valley Comment
  UCD95509  Dicentra formosa subsp. formosa Gerald Dickinson 1963-6-21 13 Sierra 2.9 miles E of Downieville, State Highway 49. 1036 Comment
  UCR196998  Dichelostemma George K. Helmkamp, E. A. Helmkamp 2008-5-20 13478 Sierra Sierra Nevada Mountains Foothills, Henness Pass road, 3.4 miles northeast of Camptonville 1261 Comment
  CHSC50821  Dieteria canescens var. canescens Vernon Oswald; Lowell Ahart 1990-7-25 4385 Sierra Ca. 1.5 mi south of Staverville Rd between Balls Ranch and Old Fish Farm. 1950 Comment
  SJSU14027  Dieteria canescens var. canescens N. A. Hopkins 1988-8-9 1454 Sierra Highway 49, about midway between Sattley & Sierraville, Sierra Valley 1505 Comment
  CAS-BOT-BC150568  Diplacus grandiflorus Ella Dales Cantelow 1938-7-2 2372 Sierra 2 mi. E. of Downieville Comment
  CAS-BOT-BC150569  Diplacus grandiflorus Elmer I. Applegate 1934-5-2 8897 Sierra Sierra City Comment
  CAS-BOT-BC153646  Diplacus jepsonii Rimo Bacigalupi 1927-7-4 1625 Sierra Banks of north fork of Yuba River 2 miles west of Yuba Pass 1920 Comment
  CAS-BOT-BC151871  Diplacus mephiticus Gordon H. True 1967-7-31 3659 Sierra Verdi Peak Lookout 2590 Comment
  CHSC43490  Diplacus mephiticus Lowell Ahart 1978-6-4 1756 Sierra Along the edge of the Foote Road, about 1 mile south of Alleghany. 1219 Comment
  CHSC94155  Diplacus mephiticus Lowell Ahart 2006-6-21 12849 Sierra On the south side of the Foote Road, about 2.7 miles (by road) southwest of Alleghany. 1103 Comment
  SEINET13703684  Diplacus mephiticus W. Harnach, N. Harnach 1989-6-24 162 Sierra Sierra Valley, 0.5 miles S of Sattley, Martinetta Ranch (Elvers). 1518 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-BC136080  Dodecatheon alpinum Margaret Williams; Arnold Tiehm 1974-6-2 s.n. Sierra Meadow near campground southeast of Sierraville - Sierra Nevada 1737 Comment
  CAS-BOT-BC136082  Dodecatheon alpinum R. K. Gierisch; D. H. Esplin 1969-6-25 3500 Sierra Tahoe Forest, Anderson Mdw. 1950 Comment
  RSA286298  Dodecatheon alpinum Robert F. Thorne 1974-7-30 45055 Sierra Tahoe National Forest: Goose, Haven and Snag Lakes areas. 2058 Comment
  SJSU14199  Dodecatheon hendersonii N. A. Hopkins 1989-7-15 1562 Sierra by Berry Cr c. 0.25 mi below Coburn L c. 5 mi S of Yuba Pass 2286 Comment
  RSA238731  Dodecatheon jeffreyi subsp. pygmaeum Frederick W. Oettinger 1969-7-15 1032 Sierra Salmon Mtns. High Lake Basins in the vicinity of English Peak. Marble Mtn Wilderness Area. 2073 Comment
  JEPS103763  Downingia bacigalupii D. H. Wilken 1998-6-25 15611 Sierra Beckwourth-Calpine Rd, flats south of Carman Creek, ca. 3 linear km NE of Calpine, Sierre Valley 1520 Comment
  JEPS21566  Downingia bacigalupii L. T. Dempster 1958-7-13 1151 Sierra 2 mi n Sattley (on road to Portola) 1496 Comment
  POM311107  Downingia bacigalupii H. L. Mason 1952-7-17 14384 Sierra 1.5 miles E of Calpine at junction of Calpine with Sierraville-Beckwourth road; Sierra Valley; Sierra Nevada. 1524 Comment
  UCD84184  Downingia bacigalupii Ayzik Solomeshch 2009-6-8 s. n. Sierra Sierra Valley, Roen Ranch, along Westside Rd, ca. 2 km N of the intersection of Westside and Calpine Roads, ca. 1 km east of Westside Rd. 1493 Comment
  JEPS108449  Downingia bacigalupii Lisa Schultheis 1995-7-15 254 -95 Sierra E side of Rd. A-23, 2 mi from Rt. 89 turnoff. Comment
  UCD84130  Downingia bicornuta Ayzik Solomeshch 2009-6-7 s. n. Sierra Sierra Valley, Bradley Ranch, along Calpine Rd, ca. 100 m N from the road. 1495 Comment
  RSA152543  Downingia bicornuta Rimo Bacigalupi, H. L. Mason, J. R. Sweeney 1953-7-7 4275 Sierra Swamp just 1 mile E of Calpine, Sierra Valley. 1494 Comment
  SJSU3183  Downingia bicornuta R. L. Fisher 1958-6-16 Sierra Sierraville, Sierra Valley 1493 Comment
  JEPS124624 Image available Downingia bicornuta var. bicornuta Mark Wheelis 1964-7-7 Sierra 2 miles west on the Beckworth Pass road from junction of A2. 50' north of road. Comment
  CHSC32077  Draba albertina L. Ahart 1975-7-13 878 Sierra In meadow, Ahart Camp, in French Meadows, 3 mi w of Webber Lake. 2133 Comment
  SJSU4143  Draba verna C. W. Sharsmith & W. Savage 1967-5-21 7535 Sierra 2.5 mi NE of Sierraville, Sierra Valley 1524 Comment
  UCD119194  Draperia systyla P. B. Schultz 1967-6-30 33 Sierra Union Flat Campground. 1040 Comment
  UCD161464  Drosera rotundifolia Barry Rice 2013-7-7 BR 130703 Sierra a botanicall rich site crossing Marvin Ranch Road. 1355 Comment
  UCD99535  Drosera rotundifolia P. B. Kennedy 1919-8-1 s.n. Sierra Bear Camp, maring of pond below Stephens Meadow in Sierra National Forest. 2590 Comment
  HSC97059  Drymocallis ashlandica L. Ahart 2006-6-28 12870 Sierra 3/4 mi. E of Lake Delahunty, 2 mi. NE of Gibsonville 1784 Comment
  CAS-BOT-BC159631  Drymocallis glandulosa var. glandulosa Catherine Best 1980-6-13 s.n. Sierra Sardine Lake - Sierra Nevada Comment
  SEINET6691729  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
  JEPS124760 Image available Dudleya cymosa Joe Ammirati 1964-6-25 121 Sierra ca. 1 mi. w. of Downieville on HW 49, on road side. Comment
  HSC31090  Dulichium arundinaceum R. F. Thorne, C. W. Tilforth 1969-9-6 39213 Sierra Haven Lake margin 1951 Comment
  RSA246610  Dulichium arundinaceum Robert F. Thorne, Larry E. DeBuhr, C. W. Tilforth 1972-9-20 42360 Sierra Plumas National Forest: Near pond N of Goose Lake. 2058 Comment
  CDA2013  Echinochloa crus-galli T. C. Fuller 1976-10-12 20168 Sierra North side of Hwy 49, 1.6 km. east of Goodyear s Creek Road, 6 km. west of Downieville. 0 Comment
  RSA285961  Echinochloa crus-galli T. C. Fuller 1976-10-12 20168 Sierra north side of Hwy 49, 1.6 km. east of Goodyear's Creek Road. 6 km. west of Downieville 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
  RSA0002583  Elatine gracilis H. L. Mason 1952-8-17 14494 Sierra 0.4 mi S Little Truckee River Bridge. 1921 Comment
  UC985952 Image available Elatine heterandra Herbert L. Mason 1952-7-19 14450 Sierra 1.5 mi e Calpine (at junction of Calpine with Sierraville-Beckwourth road); Sierra Nevada, Sierra Valley; near Calpine, Sierra Valley 1524 Comment
  CHSC69945  Eleocharis acicularis L. P. Janeway; Eric Schroder 1997-8-14 5334 Sierra Tahoe National Forest. Church Meadows; about 1.5 mi east of Gold Lake. 2042 Comment
  CHSC81416  Eleocharis acicularis Lowell Ahart 2001-9-28 9301 Sierra Around the drying ponds on the bottom of the Poverty Hill Hydraulic gold mine, north of Poverty Hill (town), about 4 miles (air) south of La Porte. 1524 Comment
  JEPS102512  Eleocharis acicularis Lowell Ahart 2001-9-28 9301 Sierra Around the drying ponds on the bottom of the Poverty Hill Hydraulic gold mine, north of Poverty Hill (town), about 4 miles (air) south of La Porte. 1524 Comment
  JEPS98329  Eleocharis acicularis var. occidentalis Lowell Ahart 2000-7-9 8562 Sierra 7 1/2 air miles NE of La Porte (meadow S of the snow lake, 100 yds W of Pacific Crest Trail on Bunker Hill Ridge, 1 1/2 air miles SE of Pilot Peak) 1828 Comment
  CHSC78921  Eleocharis bella Lowell Ahart 2000-10-8 8706 Sierra About 100 yards west of the Pacific Crest Trail and Bunker Hill Ridge, about 1 1/2 miles southeast of Pilot Peak, about 8 miles (air) northeast of La Porte. 1920 Comment
  CHSC81418  Eleocharis engelmannii Lowell Ahart 2001-9-28 9302 Sierra Around the drying ponds on the bottom of the Poverty Hill Hydraulic gold mine, north of Poverty Hill (town), about 4 miles (air) south of La Porte. 1524 Comment
  CHSC112059  Eleocharis engelmannii var. engelmannii L. P. Janeway 2014-6-23 11408 Sierra Northern High Sierra Nevada. Plumas National Forest; Placer Diggings along Pine Grove Creek, just north of Pine Grove Ceme-tery, 1.3 air-km west-northwest of Howland Flat. 1646 Comment
  SD134049  Eleocharis macrostachya Fred Sommers 1976-7-29 187 Sierra Sierra Nevada; Sierra Valley Marsh; along Dyson Lane; from roadside ditch in seasonally inundated clayey soil. 152 Comment
  CHSC73480  Eleocharis quinqueflora B. Castro; L. Gehrung, H. Durio 1995-9-14 657 Sierra Mt. Fillmore Mdws: Mdw 1. Ca 0.6 air mi SW of the top of Mt. Fillmore, and ca 0.5 mi SE of jeep trail 10E11, which traverses the headwaters of Pearson Ravine. Series of 4 meadows on NW-facing midslope terrace of mtn, feeding Pearson Ravine via springs and cascades. 2103 Comment
  UC1256281  Eleocharis quinqueflora R. K. Gierisch and D. H. Esplin 1969-6-26 3478 Sierra Secret Meadow Tahoe National Forest 1981 Comment
  CAS-BOT-BC112075  Eleocharis quinqueflora R. K. Gierisch; D. H. Esplin 1969-6-26 3478 Sierra Secret Meadow. 1981 Comment
  SEINET7587016 Image available Eleocharis quinqueflora Lowell Ahart 2000-7-13 8589 Sierra On a upper west branch of Black Jack Ravine, on the west side of Forest Highway 98, Harris Meadow, about 7 miles (air) northeast of Alleghany. 1615 Comment
  CAS-BOT-BC112230  Eleocharis rostellata W. R. Dudley 1909-8-27 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
  SEINET3441889  Eleocharis suksdorfiana Unknown 2000-7-13 8588 Sierra Scenery Gulch, Scenery Gulch, about 6.5 miles south of Moffat County line, county road 142, off State highway 64 1610 Comment
  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
  SEINET13711185  Elodea canadensis Lowell William Ahart, Lowell William Ahart 2001-1 9085 Sierra Little Truckee River Near Diversion Dam, about 5 Mi. W of Webber Lake (T19N, R15E, sec 15, SW 1/4) 6300 Ft. 1920 Comment
  CAS-BOT-BC231516  Elymus 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
  UCD21021  Elymus elymoides E. Bortiri 2002-7-7 WFC 69 Sierra Knuthson Meadows, Carman Valley, near Calpine, Sierra Co. Comment
  CHSC61568  Elymus elymoides subsp. californicus L. P. Janeway 1984-8-19 1053 Sierra Meadow at second switchback down the road from Packers Saddle towards Packer Lake. 1981 Comment
  CHSC112129  Elymus elymoides var. californicus L. P. Janeway 2014-6-23 11401 Sierra Northern High Sierra Nevada. Plumas National Forest; Placer Diggings along Pine Grove Creek, just north of Pine Grove Cemetery, 1.3 air-km west-northweat of Howland Flat. 1646 Comment
  UC477567  Elymus glaucus L. S. Smith 1931-3-8 2620 Sierra Deer Creek Lincoln Valley Comment
  SBBG129060  Elymus glaucus G. K. Helmkamp, E. A. Helmkamp 2013-6-5 20772 Sierra St Hwy 49, 1.2 mi N of the Yuba County line 901 Comment
  UC337718  Elymus glaucus unknown Oct. 1890 Sierra Oleson's ranch Sierra Valley Comment
  CAS-BOT-BC206586  Elymus glaucus subsp. glaucus Lowell Ahart 1977-8-2 1505 Sierra Found on the north side of Mt. Fillmore, about 12 miles north-east of La Porte. 2000 Comment
  CHSC60571  Elymus glaucus subsp. glaucus L. P. Janeway 1984-8-19 1052 Sierra Meadow at the second switchback down the road from Packers Saddle towards Packer Lake. 1981 Comment
  CHSC92035  Elymus glaucus subsp. glaucus Lowell Ahart 2005-8-30 12362 Sierra East of Pass Creek, about 100 yards southeast of the falls on Pass Creek, about 1/4 mile south of French Meadow, about 2 1/2 miles west of Webber Lake. 2073 Comment
  JEPS75449  Elymus glaucus subsp. glaucus W. L. Jepson 1934-8-2 16783 Sierra 2 mi e Bassett sta.; North Fork Yuba River, Pioneer Sta. 1706 Comment
  UCD62710  Elymus trachycaulus A. A. Beetle 1944-8-17 3051 Sierra 5 miles northeast of Sierraville. Above north fork of Yuba River. Comment
  UCD62719  Elymus trachycaulus Beecher Crampton 1957-7-24 4412 Sierra Gordon Van Vleck Ranch. Sierra Valley. 4 miles northeast of Sattley. Comment
  CDA2065  Elytrigia repens T. C. Fuller 1963-8-28 11175 Sierra Between railroad tracks and adjacent alfalfa field, Loyalton. 0 Comment
  SJSU12197  Epilobium brachycarpum N. A. Hopkins 1983-8-30 1170 Sierra c. 1 mi SW of Calpine 1524 Comment
  CAS-BOT-BC171808  Epilobium canum subsp. latifolium Mrs. E. C. Sutliffe 1920-9-1 s.n. Sierra Salmon Lake Comment
  CAS-BOT-BC171809  Epilobium canum subsp. latifolium Mrs. E. C. Sutliffe 1920-9-1 s.n. Sierra Salmon Lake Comment
  CAS-BOT-BC171811  Epilobium canum subsp. latifolium Elmer I. Applegate 1921-9-8 3385 Sierra Near Sierra City Comment
  CAS-BOT-BC171813  Epilobium canum subsp. latifolium H. Albert Barker 1926-7-10 99 Sierra Indian Rocks (Inspirations) near Hawley Lake 1950 Comment
  CAS-BOT-BC171814  Epilobium canum subsp. latifolium Lowell Ahart 1982-7-28 3701 Sierra Found growing on dry rocky soil about 1/4 mile north of the Pacific Mine, about 5 miles east of La Porte 1700 Comment
  UC577164  Epilobium canum subsp. latifolium Mrs. E. C. Sutliffe 1920-9-1 Sierra Salmon Lake Comment
  JEPS43828  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
  UC1562334  Epilobium densiflorum Vernon Oswald and Lowell Ahart 1990-7-25 4388 Sierra ca 0.25 mi s Staverville Rd. (ca 1 mi w of Balls Ranch, along edge of shallow impoundment) 1935 Comment
  SJSU14277  Epilobium densiflorum N. A. Hopkins 1989-8-28 1576 Sierra 1 mi SW of Calpine, Sierra Valley 1554 Comment
  UCD106295  Epilobium densiflorum N. Hopkins 1981-6-30 185 Sierra County Unknown. Comment
  RSA176440  Epilobium glaberrimum subsp. glaberrimum Peter H. Raven 1964-6-30 19612 Sierra Along the canyon of the North Fork of the Yuba River, 4.6 miles east of Downieville on State Highway 49 Comment
  RSA21689  Epilobium glaberrimum subsp. glaberrimum Carl B. Wolf 1937-8-6 9049 Sierra Northern Sierra Nevada. No. Fork of Yuba River, 5 mi. above Downieville. 1067 Comment
  OBI48649  Epilobium hallianum Lewis S. Rose 2013-7-2 34302 Sierra Gold Lake Comment
  SEINET12861776  Epilobium hallianum P. B. Kennedy, S. B. Doten 1901-7-5 91 Sierra [Sierra Nevada] spring near Webber Lake Comment
  SEINET12861904  Epilobium hallianum P. B. Kennedy, S. B. Doten 1901-7-5 91 Sierra [Sierra Nevada] spring near Webber Lake Comment
  JEPS109900  Epilobium howellii Dean W. Taylor 2006-8-24 19629 Sierra COBURN LAKE; watershed Middle Fork Feather River (ca. 5 air miles SW of Sierraville) 2286 Comment
  JEPS109975  Epilobium howellii Dean W. Taylor 2006-8-24 19631 Sierra BONTA CREEK; headwaters of the northern fork of the creek, watershed Middle Fork Feather River (ca. 5 air miles SW of Sierraville) 2255 Comment
  HSC97044  Epilobium minutum L. Ahart 2006-6-28 12885 Sierra .75 air mi. E of Lake Delahunty, 2 air mi. NE of Gibsonville 1904 Comment
  SEINET8665853  Epilobium minutum W. Harnach 2013-5-1 1325 Sierra 1.6 miles west of Goodyears Bar on Hwy 49 and north of the Ramshorn campground. 929 Comment
  UCR53698  Epilobium minutum B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-27 0879 Sierra Sierra Nevada Mtns, above Ramshorn Campground on Hwy 49, c. 15 miles NE of Comptonville and c. 5 mi. west of Downieville 823 Comment
  SBBG120362  Epipactis gigantea D. Wilken with E. Painter 2007-6-15 16742 Sierra near mouth of Mobile Ravine, along St Hwy 49, N of Yuba River, ca. 1.3 km WSW of China Flat 1000 Comment
  SEINET12074419  Epipactis gigantea J. G. Lemmon 1874-1 213 Sierra no further locality Comment
  CHSC43330  Equisetum arvense Lowell Ahart 1966-5-15 15 Sierra Near Pass Creek, in French Meadows, about 2 miles north-west of Webber Lake. 2133 Comment
  SBBG47392  Equisetum arvense J. T. Howell 1969-9-13 46110 Sierra Little Truckee River near outlet of Webber Lake 2042 Comment
  UCD135414  Equisetum hyemale subsp. affine R. Randell 1996-5-26 24 Sierra Tahoe National Forest, Wild Plum Loop Road, 0.1 miles from Wild Plum Road, 1.25 miles from highway 49. 1450 Comment
  UC1192372  Equisetum laevigatum Herbert L. Mason 1953-7-7 14557 Sierra ditch n of Sattley; Sierra Valley Comment
  UCD135548  Equisetum laevigatum Herbert L. Mason 1953-7-7 14557 Sierra Sierra County. Ditch north of Sattley, Sierra Valley. Comment
  UCD150636  Equisetum laevigatum Tim Metcalf 1974-5-27 366 Sierra On Rd. 49, 2 mi W of Loyalton. 1524 Comment
  POM137472  Eremocarpus setiger Geo D. Butler 1910-7-28 1794 Sierra Near Yreka Comment
  CAS-BOT-BC174160  Eremogone aculeata Vincent Jones 1920-5-25 s.n. Sierra Cedar Glen Comment
Read comments
Mar 18 2018
  CAS-BOT-BC174162  Eremogone aculeata W. Harnach; N. Harnach 1989-5-5 058 Sierra Sierra Valley. Newman Point 1524 Comment
  SJSU12148  Eremogone congesta var. congesta N. A. Hopkins 1971-6-19 400 Sierra 0.25 mi N of Sattley, Sierra Valley 1524 Comment
  CHSC206  Eremogone congesta var. suffrutescens V. Holt 1942-7-7 Sierra Gold Lake. 1828 Comment
  RSA0057638  Eremogone congesta var. suffrutescens L. S. Rose 1963-6-4 63129 Sierra Sierra Valley, 1.5 mi. east of Calpine. 1493 Comment
  SEINET5336745  Eremogone congesta var. suffrutescens H. M. Hall, E. B. Babcock 4509 Sierra Gold Lake 1951 Comment
  SEINET12875616 Image available Eremogone fendleri J. G. Lemmon 1874-1 [s.n.] Sierra Sierra Valley. Comment
  CAS-BOT-BC286685  Ericameria bloomeri John Thomas Howell 1969-9-13 46127 Sierra Near the southwest end of Webber Lake 2072 Comment
  CHSC32065  Ericameria bloomeri L. Ahart 1975-9-28 992 Sierra Along edge of rd , ca. 2 mi nw of Sattley, Sierra Valley, along Hwy 49 above Sierra Valley. 1676 Comment
  JEPS31324  Ericameria bloomeri L. S. Smith 1925-8-31 1721 Sierra Haskel Peak Tahoe National Forest, Haskel Peak Comment
  CAS-BOT-BC292792  Ericameria cuneata var. cuneata Mrs. E. C. Sutliffe 1925-10-1 s.n. Sierra Salmon Lake Comment
  CAS-BOT-BC292390  Ericameria nauseosa R. K. Gierisch; D. H. Esplin 1969-9-25 3617 Sierra Tahoe Forest Comment
  CAS-BOT-BC298128  Ericameria nauseosa var. oreophila W. R. Dudley 1909-8-29 s.n. Sierra Sierra Valley Comment
  UC1119763  Ericameria nauseosa var. oreophila R. C. Wilson 1938-5-9 647 Sierra Sierraville Quad., Long Valley 1341 Comment
  UCD22394  Ericameria nauseosa var. oreophila Ellen Dean; Art Shapiro, Davis Botanical Society 2002-9-28 1316 Sierra Sierra Countyl: Along Hwy 49 NE of the town of Sierraville, ca. 2 road miles from town. Roadside. 1524 Comment
  CAS-BOT-BC299461  Ericameria nauseosa var. speciosa John Thomas Howell 1951-8-21 28238 Sierra Sierra - Plumas Co. line on road from Blairsden to Calpine, Sierra Nevada 1524 Comment
  CHSC115922  Ericameria nauseosa var. speciosa L. P. Janeway 2015-8-26 11854 Sierra Northern High Sierra Nevada. Plumas National Forest; north slope of Sawmill Ridge overlooking Slate Creek; along Road 800 about 1.2 road-km southwest of Gibsonville-Johnsville Road. 1789 Comment
  CHSC66796  Ericameria nauseosa var. speciosa Vernon H. Oswald; Lowell Ahart 1996-8-19 8236 Sierra Northern High Sierra Nevada. Forest Rt. 07 E of Webber Lake, 0.5 mi E of the road to Lake of the Woods. Roadside. 2042 Comment
  JEPS117162  Ericameria nauseosa var. speciosa Lowell Ahart, John Dittes 2010-10-5 17300 Sierra On the east side of Antelope Valley road, about 100 yards south of Highway 49, 3.6 miles (air) west of Loyalton, 6.8 miles (air) northeast of Sierraville 1498 Comment
  UC1119839  Ericameria nauseosa var. speciosa A. Lewis 1934-7-25 5600 Sierra Howland Flat Plumas National Forest, Downieville Quad. 1706 Comment
  CAS-BOT-BC293018  Ericameria parryi var. nevadensis W. R. Dudley 1909-8-29 s.n. Sierra Sierra Valley Comment
  UCD159858  Erigeron G. Ledyard Stebbins 1970-7-25 7077 Sierra Northwest ridge of Mount Fillmore in serpentine belt. (Exact location unknown. Coordinates estimated by label maker.) 1950 Comment
  CAS-BOT-BC294474  Erigeron bloomeri var. bloomeri James Jokerst 1985-7-22 2519 Sierra Near Carman Creek 901 Comment
  CAS-BOT-BC294478  Erigeron bloomeri var. bloomeri Alice Eastwood 1918-6-29 7880 Sierra Loyalton Comment
  SJSU12187  Erigeron bloomeri var. bloomeri N. A. Hopkins 1984-6-21 1199 Sierra by road between Beckwourth & Sattley, 1.5 mi NE of Calpine 1493 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
  JEPS96057  Erigeron coulteri Vernon H. Oswald and Lowell Ahart 1996-8-19 Sierra Yuba Pass-Weber Lake Rd. (Forest Rt. 12) just s road to Lincoln Valley; northern High Sierra Nevada 2255 Comment
  UCD63695  Erigeron coulteri 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
  UCR257649  Erigeron divergens George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-7-23 19495 Sierra Northern Sierra Nevada Mountains, Stampede Dam Road, 1.7 miles north of the Nevada County line, just east of Stampede Reservoir 1770 Comment
  SEINET8667244 Image available Erigeron eatonii var. sonnei W. Harnach, N. Harnach 2000-5-24 902 Sierra 1.2 miles west of the intersection of the Bear Valley Road and Smithneck Road. 3 miles south of Loyalton 1615 Comment
  CAS-BOT-BC300848  Erigeron glacialis var. glacialis Lewis S. Rose 1934-7-20 34389 Sierra Gold Lake 1950 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
  CAS-BOT-BC300852  Erigeron glacialis var. glacialis Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Salmon Lake Comment
  CHSC44848  Erigeron glacialis var. glacialis Lowell Ahart 1975-8-17 939 Sierra Near Pass Creek, in French Meadows, about 3 air miles west and 1/2 mile south of Webber Lake. 2133 Comment
  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
  SJSU14318  Erigeron inornatus N. A. Hopkins 1989-8-6 1569 Sierra on Deadmans Peak 1981 Comment
  CHSC100843  Erigeron inornatus var. inornatus B. Castro; Samantha Mackey Hillaire 2005-8-25 1514 Sierra Ca 2.4 air mi E of LaPorte, in hills just E of Slate Creek, off W side of USFS Rd 21N17, about halfway between St. Louis and Port Wine and just N of Sawmill Ravine. On steep SW-facing outcropping of blocky/slatey rock. 1463 Comment
  UC177077  Erigeron inornatus var. inornatus J. G. Lemmon 1875-1 Sierra Comment
  CHSC91741  Erigeron lassenianus var. lassenianus G. F. Hrusa; E. Sandoval 1993-5-30 11150 Sierra Sierra Valley Region. [Original lat./long. on label is '39 39 N; 120 16 W']. 1650 Comment
  CAS-BOT-BC295476  Erigeron lassenianus var. lassenianus Mrs. H. C. Cantelow 1938-7-2 2361 Sierra 4 1/2 mi. n.w. of Calpine Comment
  SEINET11850881  Erigeron peregrinus subsp. callianthemus J. G. Lemmon 1874-1 104 Sierra Sierra Co. &c Comment
  CAS-BOT-BC295781  Erigeron petrophilus var. sierrensis Lowell Ahart 1982-7-28 3699 Sierra About 1/4 mile north of the Pacific Mine, about 5 miles east of the town of La Porte 1700 Comment
  CAS-BOT-BC295783  Erigeron petrophilus var. sierrensis Margaret Williams; Arnold Tiehm 1974-8-17 74 /5/55 Sierra Verdi Ridge, Verdi Range Comment
  UCD150211  Erigeron petrophilus var. sierrensis G. Ledyard Stebbins 1970-7-25 7082 Sierra Northwest ridge of Mt. Fillmore. (Exact location unknown. Coordinates estimated by label maker.) 1950 Comment
  UC176510  Erigeron pumilus var. intermedius A. A. Heller and 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
  CHSC44862  Erigeron reductus var. reductus Lowell Ahart 1975-8-17 933 Sierra South of French Meadows, about 3 air miles west and 1/2 mile south of Weber Lake. 2286 Comment
  CAS-BOT-BC300265  Erigeron reductus var. reductus Lowell Ahart 1975-8-17 s.n. Sierra 3 miles W and 1/2 mile S of Webber Lake Comment
  SEINET10726027  Erigeron tener Karen M. Meyer, Andrew Townesmith 2007-7-15 Meyer 113 Sierra Tahoe National Forest. 4 mi. N on Hwy 270, off I-80 W. 1749 Comment
  UCD84071  Eriogonum douglasii Ayzik Solomeshch 2009-6-9 s.n. Sierra Sierra County. Sierra Valley. Harvey Ranch. Along Westside Road, ca. 1 km N of intersection of Westside Road and Calpine Road, ca. 200 m W of Westside Road. 1498 Comment
  CAS-BOT-BC256172  Eriogonum douglasii var. meridionale D. E. Breedlove 1962-6-13 3509 Sierra 1.5 miles north of Sierraville on State Highway 89 1524 Comment
  CHSC68022  Eriogonum douglasii var. meridionale James D. Jokerst 1985-7-22 2531 Sierra 1496 Comment
  CAS-BOT-BC255701  Eriogonum douglasii var. meridionale W. Harnach; N. Harnach 1989-5-7 060 Sierra Newman Point, Sierra Valley 1524 Comment
  UC584320  Eriogonum douglasii var. meridionale G. L. Stebbins Jr. and J. A. Jenkins 1937-5-22 2127 Sierra mountain about 4 mi ne Loyalton Comment
  CAS-BOT-BC259362  Eriogonum lobbii Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Salmon Lake Comment
  CAS-BOT-BC259360  Eriogonum lobbii H. Albert Barker July 27 154 Sierra Gold Lake - Indian Head Peak 2072 Comment
  JEPS56797  Eriogonum lobbii var. lobbii J. G. Lemmon Aug. 1874 Sierra Webber Lake - Peaks Webber Lake Comment
  CAS-BOT-BC263702  Eriogonum luteolum var. pedunculatum Alice Eastwood 1915-6-29 7794 Sierra Loyalton Comment
  CDA22617  Eriogonum marifolium D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-21 6 .296 Sierra Above Sardine Lake on road to Sierra Butte. Comment
  JEPS125745  Eriogonum marifolium William Harnach 2012-7-31 1281 Sierra Approximately 0.25 air miles NE of Coburn Lake. Approximately 5 air miles SE of Yuba Pass on Highway 49. Comment
  SEINET8584761  Eriogonum marifolium W. Harnach 2012-7-31 1281 Sierra Approx 0.25 air miles NE of Coburn Lake. Approx 5 air miles SE of Yuba Pass on Hwy 49. 2192 Comment
  UCD100397  Eriogonum marifolium Gladys L. Smith 1959-6-20 1240 Sierra north of Gold Lake. 1981 Comment
  CAS-BOT-BC267381  Eriogonum marifolium var. marifolium D. E. Breedlove 1962-6-13 3536 Sierra On bank of Little Truckee River, 11.3 miles south of Sierraville on State Hwy. 89 1905 Comment
  CHSC66815  Eriogonum marifolium var. marifolium Vernon H. Oswald; Lowell Ahart 1996-8-19 8201 Sierra Northern High Sierra Nevada. Yuba Pass-Weber Lake Rd. (Forest Rt. 12) 1.2 mi S of the road to Lincoln Valley. 2346 Comment
  CHSC67277  Eriogonum microthecum var. laxiflorum James D. Jokerst 1990-7-27 3166 Sierra Balls Ranch. Summit of Bald Mtn. Range at N end. 2621 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
  CAS-BOT-BC260786  Eriogonum nudum var. deductum Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Salmon Lake Comment
  SEINET5330892  Eriogonum nudum var. deductum M. J. Williams 1983-8-7 83- 133 -2 Sierra Verdi Ridge, above Dog Valley 2316 Comment
  CHSC57302  Eriogonum nudum var. nudum L. P. Janeway 1984-8-12 995 Sierra Ridge-top just south of Packer Saddle. 2148 Comment
  CHSC69185  Eriogonum nudum var. nudum Vernon H. Oswald; Lowell Ahart 1997-8-19 8830 Sierra Mountain House Rd. (Sierra Co. 300) 1.1 mi southwest of the town of Forest (between Goodyears Bar and Alleghany). 1417 Comment
  SEINET11935008  Eriogonum nudum var. nudum L. P. Janeway 1989-1 3583 Sierra Sierra City NE quad, nr top of ridge 1/2 mi SE of Chapman Saddle;2 1/4 mi SE of Haskell Pk 2134 Comment
  SJSU11988  Eriogonum nudum var. nudum N. A. Hopkins 1975-7-24 695 Sierra by Hwy 49 at Goodyear Cr 822 Comment
  UCR249161  Eriogonum nudum var. oblongifolium George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20792 Sierra Northern Sierra Nevada Mountains Foothills, Along CA-49, 1.9 miles NE of the Yuba County line, NE of Camptonville 796 Comment
  UC6452  Eriogonum spergulinum var. reddingianum Lemmon Aug. 1874 Sierra Webber Lake Comment
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  SJSU11986  Eriogonum spergulinum var. reddingianum N. A. Hopkins 1973-6-22 557 Sierra 0.25 E of Packer L 1889 Comment
  SEINET527246  Eriogonum strictum var. anserinum Paul Opler 2003-6-29 Sierra 1 mi east of Calpine. 1524 Comment
  CAS-BOT-BC267525  Eriogonum umbellatum Lowell Ahart 1982-7-28 3698 Sierra About 1/4 mile north of the Pacific Mine, about 5 miles east of La Porte 1700 Comment
  SEINET5331734  Eriogonum umbellatum R. E. Eckert 1954-5-13 s.n. Sierra Dog Valley 1981 Comment
  CHSC110278  Eriogonum umbellatum var. modocense L. P. Janeway 2012-6-24 10908 Sierra Northern High Sierra Nevada. Top of band of serpentine along Sawmill Ridge 1.0 km southeast of Delahunty Lake and 2.7 km northwest of Mt Fillmore. 1901 Comment
  CAS-BOT-BC262084  Eriogonum umbellatum var. nevadense D. E. Breedlove 1962-6-13 3535 Sierra On bank of Little Truckee River, 11.3 miles south of Sierraville on State Hwy. 89 1905 Comment
  CAS-BOT-BC262091  Eriogonum umbellatum var. nevadense D. E. Breedlove 1962-6-13 3535 Sierra On bank of Little Truckee River, 11.3 miles south of Sierraville on State Highway 89; Sierra Nevada 1905 Comment
  CDA17269  Eriogonum umbellatum var. nevadense G. F. Hrusa, S. Gaimari, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16296 Sierra Sierra Nevada; Sierra Valley: Antelope Valley, 1.4 mi. S of Sierraville-Loyalton Rd., E of Sierraville on Antelope Valley Rd. 1645 Comment
  SEINET3872980  Eriogonum umbellatum var. nevadense Richard R. Halse 2010-8-26 8092 Sierra Along State Hwy. 49 ca 7.6 miles west of Loyalton or ca 5 miles north of Sierraville.; 0 1508 Comment
  SEINET5331913  Eriogonum umbellatum var. nevadense W. Harnach, N. Harnach 1990-6-10 355 Sierra West of Loyalton, Balderson Ranch (Antelope Valley). 1646 Comment
  UC585153  Eriogonum umbellatum var. nevadense E. B. Babcock, G. L. Stebbins Jr. 1936-6-3 1621 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
  JEPS56180  Eriogonum umbellatum var. polyanthum J. G. Lemmon Sep 1 1872-Jan 1 1883 Sierra Sierra Valley Comment
  SEINET524405  Eriogonum umbellatum var. subaridum Paul A. Opler 2003-6-24 Sierra Hills S of Loyalton, Bear Valley rd. Comment
  UC1032277  Eriogonum umbellatum var. torreyanum G. T. Nordstrom 1936-7-9 912 Sierra 2 1/4 mi nnw Dog Valley; Sierraville Quadrangle Comment
  UC77776  Eriogonum umbellatum var. torreyanum J. G. Lemmon and wife 1872-1 Sierra near Weber Lake Comment
  UC77786  Eriogonum ursinum J. G. Lemmon 1875-1 245 Sierra Comment
  HSC93307  Eriogonum vimineum Vernon H. Oswald, L. Ahart 1996-8-19 8238 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
  JEPS95020  Eriogonum vimineum Vernon Oswald and Lowell Ahart 1997-8-19 8835 Sierra 5.3 mi sw of Alleghany (Footes Crossing Road (county Rd 191) on n side of the Middle Fork of Yuba River); Middle Fork of Yuba River 1066 Comment
  SJSU12006  Eriogonum vimineum N. A. Hopkins 1969-6-20 274 Sierra by rd between Foote's Crossing & Alleghany 914 Comment
  SJSU12008  Eriogonum vimineum N. A. Hopkins 1975-7-24 719 Sierra S of Alleghany on rd to Foote's Crossing of Middle Fork of Yuba R 1219 Comment
  SJSU12132  Eriophyllum lanatum N. A. Hopkins 1975-7-24 716 Sierra near Alleghaney 1219 Comment
  UC1794984  Eriophyllum lanatum R. K. Brummitt 1997-6-3 19651 Sierra 9 km S of Downieville, near Forest 1500 Comment
  UCR60811  Eriophyllum lanatum B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-28 0898 Sierra Sierra Nevada Mtns., Convict Flat Picnic Area, on North Yuba River, 12 mi NE of Camptonville on Hwy 49 780 Comment
  SEINET7248594  Eriophyllum lanatum var. achilleoides George K. Helmkamp, Elizabeth Helmkamp 2013-1 Sierra Comment
  JEPS110043  Eriophyllum lanatum var. grandiflorum Lowell Ahart 2006-6-21 12810 Sierra On the west side of the Foote Road, about 3.7 miles (by road) southwest of Alleghany 1093 Comment
  CHSC110246  Eriophyllum lanatum var. integrifolium L. P. Janeway 2012-6-24 10897 Sierra Northern High Sierra Nevada. Top of band of serpentine along Sawmill Ridge 1.0 km southeast of Delahunty Lake and 2.7 km northwest of Mt Fillmore. 1901 Comment
  POM308730  Eriophyllum lanatum var. integrifolium Betty J. Jorgensen 1944-6-22 470 Sierra Little Truckee River, 10 miles N of Hobart Mills. Comment
  SEINET8687377 Image available Eriophyllum lanatum var. integrifolium P. A. Lehenbauer 1937-6-8 81 Sierra 25 mi. w. of Reno, NEv., on Truckee R., at Iceland, s. side of river by falls 1676 Comment
  UC472191  Eriophyllum lanatum var. integrifolium J. G. Lemmon 1874-1 Sierra 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
  NY335234  Eritrichium glomeratum var. humile J. G. Lemmon 1874-1 165 Sierra Comment
  SEINET11993486  Erysimum asperum F. H. Utech 1986-1 86 -090 Sierra Tahoe Natioanal Forest, ca 1 mi N of junction North Yuba River & CA 49 bridge 950 Comment
  SEINET10899049  Erysimum asperum var. perenne John T. Middleton 1938-7-18 Middleton s.n. Sierra Sierra nevada. Ca Comment
  UCR53699  Erysimum capitatum B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-27 0873 Sierra Sierra Nevada Mtns, above Ramshorn Campground on Hwy 49, c. 15 miles NE of Comptonville and c. 5 mi. west of Downieville 823 Comment
  SEINET5342774  Erysimum capitatum P. A. Lehenbauer 1937-6-8 96 Sierra 25 miles west of Reno, Nev., on Truckee River at Iceland. S. side of river by falls. 1676 Comment
  SEINET5342724  Erysimum capitatum var. capitatum H. Hamlin s.n. Sierra Sierra Valley Comment
  CAS-BOT-BC54947  Erysimum perenne Belle R. Jackson 1932-6-1 s.n. Sierra Yuba Pass. Comment
  CHSC52840  Erythranthe breweri L. P. Janeway 1984-7-29 946 Sierra Ridgetop saddle area near USFS Rd 28 (21N11) ca 3 1/2 mi from Gold Lake. 2225 Comment
  CHSC43996  Erythranthe guttata L. P. Janeway 1984-8-18 1009 Sierra Near middle of mdw near the second switchback (towards southeast) from Packers saddle. 1981 Comment
  SEINET14293905  Erythranthe guttata W. Harnach, N. Harnach 2013-4-6 1304 Sierra Sierra Valley, on Hwy 49, 1.6 miles W of Goodyears Bar, N of the Ramshorn campground. 890 Comment
  SJSU12212  Erythranthe primuloides N. A. Hopkins 1981-6-28 1026 Sierra near Packer L 1950 Comment
  SJSU12027  Erythranthe pulsiferae N. A. Hopkins 1983-7-9 1151 Sierra 1 mi SW of Calpine 1524 Comment
  CAS-BOT-BC150234  Erythranthe suksdorfii W. Harnach; N. Harnach 1990-5-6 282 Sierra Sierra Valley. On the slope behind the Montgomery Ranch east of Loyalton 1554 Comment
  CAS-BOT-BC502828  Erythronium multiscapideum Wm. Vortriede 1928-4-15 s.n. Sierra Downieville Comment
  CDA9331  Erythronium purpurascens D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-21 6 .293 Sierra Above Sardine Lake on road to Sierra Butte. Comment
  SEINET10528921  Erythronium revolutum H. M. Evans 1921-7-23 Evans s.n. 1921 Sierra Salmon Lake. 7600 feet. 2310 Comment
  JEPS124523 Image available Eschscholzia californica Joe Ammirati 1964-6-26 113 Sierra In Downieville, on HW 49 Comment
  CAS-BOT-BC177104  Eucephalus breweri J. Semple; S. Heard 1986-8-13 8404 Sierra Ca-49, W of Yuba Pass, campground 1737 Comment
  CAS-BOT-BC304415  Eucephalus breweri J. C. Semple; B. A. Suripto; T. Ahmed 1990-8-13 9319 Sierra Yuba Pass Rd (For.Rd-12) S of CA-49, SE of Berry Creek Comment
  CAS-BOT-BC310396  Eucephalus breweri George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  CAS-BOT-BC310401  Eucephalus breweri A. R. Kruckeberg 1954-8-2 3687 Sierra Just 1/2 mi. w of Sierra Buttes lookout, Tahoe N.F. 2438 Comment
  CHSC53119  Eucephalus breweri L. P. Janeway 1989-7-28 3531 Sierra Plumas National Forest. NE-facing slopes on Haskell Pk overlooking hwy 89 and Sulphur Cr. 2057 Comment
  CHSC66793  Eucephalus breweri Vernon H. Oswald; Lowell Ahart 1996-8-19 8190 Sierra Northern High Sierra Nevada. Yuba Pass-Weber Lake Rd. (Forest Rt. 12) 2.2 mi S of Hwy. 49. 2133 Comment
  JEPS88560  Eucephalus breweri Vernon H. Oswald and Lowell Ahart 1996-8-19 8190 Sierra Yuba Pass-Weber Lake Rd. (Forest Rt. 12) 2.2 mi s Hwy. 49; northern High Sierra Nevada 2133 Comment
  RSA237282  Euphorbia peplus Frederick W. Oettinger 1967-6-28 143 Sierra Due west of Kelly Gulch. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 616 Comment
  CAS-BOT-BC310547  Eurybia integrifolia John Thomas Howell 1969-9-13 46126 Sierra North shore of Webber Lake 2064 Comment
  CHSC53120  Eurybia integrifolia L. P. Janeway 1989-8-9 3559 Sierra Plumas National Forest. NE flank of Haskell Pk overlooking hwy 89/Sulphur Cr. 2164 Comment
  JEPS31880  Eurybia integrifolia W. L. Jepson 1896-8-26 Sierra Dog Valley, just w of Reno, Nevada Comment
  RSA507798  Euthamia occidentalis J. C. Semple, S. Heard 1986-8-13 8412 Sierra CA-49 W of Downieville; at Fiddle Creek Campground Comment
  UCD66165  Festuca occidentalis Collector Unknown Date Unknown Sierra Sierra Valley. Comment
  SEINET12183464  Floerkea proserpinacoides F. H. Utech 1986-1 86 -069 Sierra Tahoe National Forest, ca 1 mi E on CA 49 from Downieville, along North Yuba River 1350 Comment
  CHSC115184  Fragaria vesca Lowell Ahart 2015-5-9 20170 Sierra On the west side of the Canyon Creek Trail, about 50 yards southeast of the foot bridge across Boyce Ravine, trail on the north side of the North Fork of the Yuba River, about one mile west of Highway 49, about 2 miles west of Indian Valley. 716 Comment
  CAS-BOT-BC60005  Frangula purshiana Elmer I. Applegate 1921-9-7 3359 Sierra Gold Lake, northern Sierra Co. Comment
  CAS-BOT-BC60007  Frangula purshiana Carl B. Wolf 1937-8-6 9048 Sierra Northern Sierra Nevada, N. Fork Yuba River, 5 mi. above Downieville. 1066 Comment
  CHSC63163  Frangula purshiana Lowell Ahart 1994-7-1 7429 Sierra On the north side of the larger pond, steep rocky slope on the north side of Henness Pass Road, at Keystone Gap, east of Keystone Mountain, about 1 1/2 miles north-east of Middlewaters, about 11 miles (air) north-east of Alleghany. 1889 Comment
  SD22843  Frangula purshiana Carl B. Wolf 1937-8-6 9048 Sierra Northern Sierra Nevada, No. fork of Yuba River, 5 mi. above Downieville 1067 Comment
  UCD82698  Frangula rubra Rodney Gale Myatt 1971-7-3 1551 -b Sierra Hillside above Hwy 49, just to the north of Yuba River. Near Oregon Creek, Alleghany Road, and Sierra County line. 195 Comment
  CAS-BOT-BC59592  Frangula rubra subsp. rubra Olga Reifschneider 1953-9-26 s.n. Sierra Highway 40 along Truckee River near Nevada-California line. Comment
  CAS-BOT-BC59593  Frangula rubra subsp. rubra Carl B. Wolf 1937-8-6 9042 Sierra Northern Sierra Nevada, no. fork of Yuba River, 2 1/2 mi. above Downieville. 975 Comment
  CAS-BOT-BC59594  Frangula rubra subsp. rubra Carl B. Wolf 1937-8-6 9042 Sierra Northern Sierra Nevada, no. fork of Yuba River, 2 1/2 mi. above Downieville. 975 Comment
  CAS-BOT-BC136051  Fritillaria affinis High School 1924-4-24 s.n. Sierra Downieville Comment
  CAS-BOT-BC504416  Fritillaria atropurpurea Javier Penalosa 1962-6-20 2510 Sierra Little Truckee River at Hwy. 89 1905 Comment
  SEINET11298743  Galium aparine W. Harnach, N. Harnach 1991-6-1 541 Sierra Sierra Valley, Sierraville, W end of Willow St., Maddallena Ranch 1524 Comment
  CHSC73434  Galium bifolium B. Castro; L. Gehrung, H. Durio 1995-9-14 632 Sierra Ca 0.8 air mi SW of the top of Mt. Fillmore, and ca 0.2 mi SE of jeep trail10E11, which traveres the headwaters of Pearson Ravine. 1962 Comment
  UC585183  Galium bolanderi E. B. Babcock and G. L. Stebbins Jr. 1936-6-3 1670 Sierra on highway 1 1/2 mi s Sierraville 1600 Comment
  RSA21683  Galium bolanderi Carl B. Wolf 1937-8-6 9043 Sierra Northern Sierra Nevada, No. fork of Yuba River, 2.5 mi. above Downieville. 976 Comment
  UCD40305  Galium nuttallii Rodney Gale Myatt 1971-7-3 812 Sierra Hillside above Hwy 49, just to the north of Yuba River. Near Oregon Creek, Alleghany Road, and Sierra County line. 195 Comment
  CHSC80971  Galium trifidum var. pusillum Lowell Ahart 2001-8-10 9091 Sierra About 100 feet southeast of the dam, diversion dam across the Little Truckee River (water flows to Sierra Valley), about 100 yards south of Fiberboard Road (Forest Road 18), about 1/8 mile north of Henness Pass Road, about 5 miles (air) east of Webber Lake. 1920 Comment
  JEPS102820  Galium trifidum var. pusillum Lowell Ahart 2001-8-10 9091 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
  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-BC182242  Garrya fremontii Mrs. E. C. Sutcliffe 1926-10-16 s.n. Sierra Salmon Lake Comment
  HSC8403  Garrya fremontii R. G. Means 1962-6-22 28 Sierra Lower Sardine Lake 1829 Comment
  JEPS114618  Garrya fremontii Lowell Ahart 2008-6-4 14808 Sierra On the north side of Forest Road 98, about 2 miles (air) northeast of Harris Meadow, about 9 1/2 miles (air) northeast of Alleghany 1906 Comment
  RSA754937  Garrya fremontii L. Ahart 2008-6-4 14808 Sierra North side of Forest Road 98, about 2 air miles northeast of Harris Meadow, about 9.5 air miles northeast of Alleghany. 1907 Comment
  SBBG59829  Garrya fremontii J. G. Lemmon -Jun-1879 Sierra Sierra Valley Comment
  SDSU7182  Garrya fremontii D. F. Howe 1964-7-28 3879 Sierra 5.5 miles south of Gold Lake Lodge, Tahoe National Forest. 1829 Comment
  UCD121135  Garrya fremontii John Thomas Howell; Gordon H. True 1969-6-25 45855 Sierra North Fork Yuba River at Bassetts. 1645 Comment
  UCD38337  Garrya fremontii Beecher Crampton 1954-5-11 1896 Sierra 2 miles east of Sierra City. Hwy 49. 1341 Comment
  CHSC46125  Gayophytum Lowell Ahart 1983-10-27 4493 Sierra Near a dirt road that is about 2 miles south-east of Jackson Meadow Reservoir, about 1 mile south of Pass Creek. 2011 Comment
  CAS-BOT-BC478887  Gayophytum W. Harnach; N. Harnach 1989-6-27 181 Sierra Lundy Lake road 1505 Comment
  CHSC61924  Gayophytum diffusum subsp. parviflorum Lowell Ahart 1993-9-24 7256 Sierra On the east side of the stream on the north side of Mount Fillmore, west of the poor dirt road that ends at a stream, about 3/4 mile south of the dirt road from Gibsonville to Johnsville. 2133 Comment
  UC1561817  Gayophytum diffusum subsp. parviflorum Barbara Ertter with Tahoe Chapter CNPS 1987-6-27 7214 Sierra Tahoe National Forest Rd S450 ca 1.5 mi e Hwy 89 (head of river, ca 12 air mi n of Truckee, upper end of Kyburz Flat, n of road); Kyburz Flat, Little Truckee River 1920 Comment
  RSA144906  Gayophytum diffusum subsp. parviflorum E. G. Linsley 1959-7-2 59 -155 Sierra Webber Lake Comment
  UCD40242  Gayophytum diffusum subsp. parviflorum Rodney Gale Myatt 1972-6-1 1583 Sierra Wild Plum Road, off of Hwy 49 and east of Sierra City. 1450 Comment
  SEINET4150919  Gayophytum diffusum var. strictipes H. Hamlin s.n. Sierra Sierra Valley Comment
  CHSC47681  Gayophytum heterozygum Lowell Ahart 1989-8-16 6378 Sierra At Ahart Sheep Camp about 1 mile north-west of Milton Reservoir. 1706 Comment
  POM262913  Gayophytum heterozygum Herbert McLean Evans 1921-07 s.n. Sierra Salmon Lake Comment
  SEINET8586373  Gentiana newberryi W. Harnach, N. Harnach 1990-8-17 516 Sierra Sierra Valley. 1.5 miles S of Sattley, Strang Ranch (Elvers back-80). 1524 Comment
  SEINET8586382  Gentiana newberryi T. W. Richardson 2002-8-10 s.n. Sierra Perrazzo Meadows, ca 100 meters S of Nenness Pass Road (County Road 301). 2018 Comment
  RSA0063791  Gentianella amarella J. G. Lemmon 1874-1 190 Sierra [No location information provided on label.] Comment
  HSC93247  Gentianopsis simplex Vernon H. Oswald, L. Ahart 1996-8-19 8219 Sierra Northern High Sierra Nevada, Yuba Pass-Weber Lake Rd. (Forest Rte. 12), 1.5 mi. S of the road to Haypress Valley 2195 Comment
  CAS-BOT-BC459371  Geum macrophyllum Catherine Best 1984-6-19 1027 Sierra Hwy 49 about 2 miles east of Sierra City, Sierra Nevada, California Comment
  JEPS125693  Gilia capitata subsp. pedemontana William Harnach 2013-5-1 1326 Sierra 1.6 miles West of Goodyears Bar on Highway 49 and North of the Ramshorn campground. Comment
  JEPS84964  Gilia leptalea subsp. leptalea Barbara Ertter with Tahoe Chapter CNPS 1987-6-27 7215 Sierra ca 12 air mi n Truckee (head of Little Truckee River, ca 1.5 mi e of Hwy 89 on Tahoe National Forest Rd S450, n end of Kyburz Flat); Kyburz Flat, Little Truckee River 1920 Comment
  CHSC69978  Glyceria elata L. P. Janeway; Eric Schroder 1997-8-20 5354 Sierra Tahoe National Forest. Church Meadows; about 1.5 mi east of Gold Lake. Along creek. 2042 Comment
  UCD66842  Glyceria elata A. A. Beetle 1944-8-17 3053 Sierra 5 miles northeast of Sierraville, above north fork of Yuba River. Comment
  UCD66742  Glyceria leptostachya Freed W. Hoffman 1946-6-12 922 Sierra Between Mohawk and Calpine. Comment
  CAS-BOT-BC302660  Gnaphalium palustre John Thomas Howell 1955-7-20 30885 Sierra Near Calpine 1508 Comment
  UCD21019  Gnaphalium palustre E. Bortiri 2002-7-7 WFC 67 Sierra Knuthson Meadows, Carman Valley, near Calpine, Sierra Co. Comment
  UCD84133  Gnaphalium palustre Ayzik Solomeshch 2009-6-7 s. n. Sierra Sierra Valley, Bradley Ranch, along Calpine Rd, ca. 100 m N from the road. 1495 Comment
  UCD84222  Gnaphalium palustre 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
  JEPS102510  Gratiola ebracteata Lowell Ahart 2001-9-28 9296 Sierra Around the drying ponds on the bottom of the Poverty Hill Hydraulic gold mine, north of Poverty Hill (town), about 4 miles (air) south of La Porte. 1524 Comment
  SEINET11940898  Grayia spinosa J. G. Lemmon 1874-1 193 Sierra Comment
  SJSU5208  Hackelia micrantha N. A. Hopkins 1968-6-30 142 Sierra 0.25 mi N of Packer L 1859 Comment
  UC66024  Hackelia nervosa P. B. Kennedy and S. B. Doten 1901-7-24 229 Sierra Lincoln Valley Comment
  NY178930  Haplopappus paniculatus var. stenocephalus J. G. Lemmon 1874-1 98 Sierra Sierra Co. &c. Comment
  SJSU14471  Hazardia whitneyi N. A. Hopkins 1990-8-25 1633 Sierra c. 1.5 mi SW of Calpine 1524 Comment
  CHSC58886  Helenium bigelovii Lowell Ahart 1992-7-17 6785 Sierra Along a stream, along a logging road, about 2 (air) miles east of Quartz Point, about 6 (air) miles south-east of Downieville. 1706 Comment
  SEINET11196753 Image available Helianthella californica P. B. Kennedy 1901-7-8 117 Sierra Near Webber Lake Comment
  CAS-BOT-BC383102  Helianthella californica subsp. nevadensis Andrew Townesmith; Karen M. Meyer 2007-7-18 832 Sierra Tahoe National Forest, Sierraville Ranger District. 2.1 miles N of Forest Service road 07 on Forest Service road 07-40 2291 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
  JEPS16747  Helianthella californica subsp. nevadensis Rimo Bacigalupi with H. L. Mason and J. R. Sweeney 1953-7-7 4271 Sierra near Calpine; Sierra Valley 1493 Comment
  UC614540  Helianthella californica subsp. nevadensis L. Constance 1938-6-9 2301 Sierra junction of of North and South Forks of the North Fork of the Yuba River Sierra City 1371 Comment
  CHSC66798  Helianthella californica var. nevadensis Vernon H. Oswald; Lowell Ahart 1996-8-19 8204 Sierra Northern High Sierra Nevada. Yuba Pass-Weber Lake Rd. (Forest Rt. 12) 1.2 mi S of the road to Lincoln Valley. 2346 Comment
  SEINET11196756 Image available Helianthella californica var. nevadensis M. J. Williams, B. Trowbridge, G. H. True Jr, A. Tiehm 1977-7-26 77- 48 -1 Sierra Independence Lake 2118 Comment
  CAS-BOT-BC314817  Helianthella californica var. nevadensis Mrs. H. C. Cantelow 1951-7-23 11 Sierra Hwy. 89, 9 miles north of Hobart Mills Comment
  CDA6541  Helianthus bolanderi T. C. Fuller 1980-8-13 20327 Sierra West side of Highway 89, 1.3 km north of junction with Highway 49, 2.74 km north of Sattley. 0 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
  CAS-BOT-BC305669  Helianthus exilis Lewis S. Rose 1955-7-20 55162 Sierra 2 mi. s. of Calpine 1508 Comment
  JEPS29202  Hemizonella minima Lauramay T. Dempster 1961-6-15 1451 Sierra just s Yuba Pass (Calpine Lookout Road and Highway 89) 1828 Comment
  JEPS1688  Hesperochiron californicus Katharine Brandegee c. 1910 Sierra Peavine Comment
  SJSU6445  Hesperochiron californicus N. A. Hopkins 1971-6-19 409 Sierra ENE of Sattley, Sierra Valley 1524 Comment
  POM267735  Hesperochiron californicus J. W. Morrison s.n. Sierra Loyalton, Sierra Nevada mountain range, Sierra Valley drainage 1524 Comment
  RSA261545  Hesperochiron californicus Sue Adams 1967-5-21 30 Sierra 2 miles north of Sierraville. 1372 Comment
  SEINET5498709  Hesperochiron californicus P. A. Lehenbauer 1933-5-24 2663 Sierra Balls Canyon Comment
  CHSC67473  Hesperolinon micranthum James D. Jokerst 1986-6-19 2658 Sierra Turner property, S end of Sierra Valley, Stringer Meadow along intermittent creek ca. 200 m E of Hwy. 89. 1493 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
  CHSC115255  Heterocodon rariflorum Lowell Ahart 2015-5-9 20162 Sierra On the north side of Canyon Creek Trail, trail on the north side of the North fork of the Yuba River, about 300 yards west of Highway 49, about one mile west of Indian Valley. 692 Comment
  SEINET12283543  Heterocodon rariflorum J. G. Lemmon 1874-1 138 Sierra Comment
  CHSC37219  Heterotheca villosa var. minor L. Ahart 1982-7-28 3702 Sierra Ca. 1/4 mi n of Pacific Mine, ca. 5 mi e of LaPorte. 1700 Comment
  CHSC45968  Heuchera micrantha var. erubescens Lowell Ahart 1976-5-22 1127 Sierra At the water trough, along the edge of Goodyears Bar Road, about 2 air miles south of Goodyears Bar. 914 Comment
  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
  CAS-BOT-BC319673  Hieracium albiflorum H. Albert Barker 1926-7-8 76 Sierra Gold Lake Ridge 2042 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
  JEPS36662  Hieracium albiflorum W. L. Jepson 1944-8-3 16833 Sierra 2 mi e Bassett road station (Pioneer road station); North Fork Yuba River 1706 Comment
  UCR80211  Hieracium albiflorum P. A. Munz 1948-8-11 12327 Sierra Carvin Creek on Hwy 49, NE of Sierra City 1738 Comment
  CAS-BOT-BC319674  Hieracium albiflorum L. P. Janeway 1989-8-11 3594 Sierra Northeast flank of Haskell Pk adn ca 3/4 mi. NW of Chapman Saddle, Plumas National Forest, Beckwourth Ranger District 2103 Comment
  UC337098  Hieracium albiflorum unknown Sierra Downieville Buttes Comment
  SJSU12192  Hieracium bolanderi N. A. Hopkins 1983-9-1 1179 Sierra c. 1 mi N of Packer L Saddle 2255 Comment
  UC337096  Hieracium greenei unknown 1878-9-1 Sierra Downieville Buttes Comment
  CAS-BOT-BC152580  Holodiscus discolor var. discolor A. R. Kruckeberg 1954-8-2 3683 Sierra About lookout, Sierra Buttes, Tahoe N. F. 2620 Comment
  CAS-BOT-BC150150  Holodiscus microphyllus var. microphyllus Lewis S. Rose 1934-7-22 34402 Sierra Gold Lake 1950 Comment
  JEPS125684  Holosteum umbellatum William Harnach 2014-3-30 1381 Sierra Edge of Catholic Church parking lot adjacent to Loyalton High School. Loyalton, CA Comment
  UC1132114  Hordeum brachyantherum subsp. brachyantherum G. T. Nordstrom 1936-7-22 946 Sierra 1 mi se Sawmill; Sierraville Quad. Comment
  UC329973  Horkelia fusca subsp. parviflora Lemmon July 1887 Sierra Sierra Valley Comment
  CAS-BOT-BC514271  Horkelia fusca var. pseudocapitata Gary Schoolcraft 1979-8-30 183 Sierra 1.5 mi NE of Sierraville 1524 Comment
  NY436043  Horkelia sericoleuca J. G. Lemmon 1874-1 71 Sierra Comment
  CHSC41449  Hosackia incana Lowell Ahart 1986-6-23 5327 Sierra Near the dirt road 1 1/2 miles south-east of the Poverty Hill Mine, about 1 1/2 miles north of Scales, about 5 miles south of La Porte. 1524 Comment
  SEINET5327462  Hosackia oblongifolia var. oblongifolia W. Harnach, N. Harnach 1989-6-24 166 Sierra Sierra Valley, 0.25 miles S of Sattley, Martinetti Ranch 1518 Comment
  PASA2125  Hydrophyllum capitatum Margaret Stason 1932-6-21 430 Sierra near hobart mills 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
  SEINET5499967  Hydrophyllum capitatum var. alpinum A. D. Bruner 1962-5-9 s.n. Sierra Southwest Dog Valley 1829 Comment
  SEINET5499972  Hydrophyllum capitatum var. alpinum C. Grauvogel 1963-5-11 s.n. Sierra Dog Valley, 6 miles northwest of Verdi 1707 Comment
  CHSC40033  Hydrophyllum occidentale L. Constance 1938-6-9 2305 Sierra East side of Yuba Pass, 2.4 miles northwest of Sattley. 1524 Comment
  RSA0110959  Hydrophyllum occidentale J. W. Morrison 1924-05 s.n. Sierra Loyalton. Sierra Valley, Sierra Nevada. 1524 Comment
  SJSU11098  Hydrophyllum occidentale H. L. Buckalew 1964-7-9 Sierra Yuba Pass, Hwy 49 2042 Comment
  SJSU11981  Hydrophyllum occidentale N. A. Hopkins 1969-7-12 276 Sierra 0.25 mi ENE of Packer L 1828 Comment
  SEINET5518746  Hydrophyllum occidentale var. watsonii W. Harnach, N. Harnach 1990-6-30 431 Sierra Sierra Valley, Yuba Pass 2042 Comment
  SEINET5518773  Hydrophyllum occidentale var. watsonii S. B. Doten 1901-7-2 77 Sierra Webber Lake Comment
  SEINET5518786  Hydrophyllum occidentale var. watsonii P. B. Kennedy, S. B. Doten 1901-7-1 62 Sierra Webber Lake 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
  SJSU12151  Hypericum anagalloides N. A. Hopkins 1972-6-17 477 Sierra Packer L 1889 Comment
  SEINET5344047  Hypericum perforatum W. Harnach, N. Harnach 1994-7-25 809 Sierra 1/4 mile west Wilson Lane on Hwy 49 between Sierraville and Sattley 1509 Comment
  JEPS124796 Image available Hypericum perforatum M. Wheelis 1964-6-25 92 Sierra 3 mi. W. of Downieville, highway 49. Comment
  SJSU12141  Hypericum scouleri N. A. Hopkins 1982-6-19 1078 Sierra 1.25 mi NW of Sattley 1524 Comment
  JEPS82076  Ipomopsis aggregata Paul C. Hutchison 1983-8-9 8449 Sierra ca 3 air mi ne Saddleback Mountain (Democrat Peak); Democrat Peak 1905 Comment
  SEINET12278830  Ipomopsis aggregata Unknown 1877-1 s.n. Sierra Summit Comment
  UCSB27066  Ipomopsis aggregata subsp. aggregata Wilken, Dieter 1969-7-24 Sierra Salmon Creek, 2 miles north of california State Highway 49, along road to graeagle, Sierra Buttes Sierra Nevada 1981 Comment
  CHSC115179  Iris hartwegii subsp. pinetorum Lowell Ahart 2015-5-9 20190 Sierra On the north side of the Canyon Creek Trail, about 300 yards southeast of the foot bridge across Boyce Ravine, trail on the north side of the North Fork of the Yuba River, about 3/4 mile west of Highway 49, about 1 3/4 miles west of Indian Valley. 716 Comment
  CAS-BOT-BC494092  Isatis tinctoria W. Harnach; N. Harnach 2000-5-22 899 Sierra Sierra Valley, approx. 2 mi NE of Sierraville on Hwy 49, going to Loyalton 1524 Comment
  JEPS87610  Isoetes bolanderi Lowell Ahart 1994-7-1 7426 Sierra ca 11 air miles ne Alleghany (ca 1 1/2 mi ne of Middlewaters, e of Keystone Mt, n side of Henness Pass Rd, at Keystone Gap, small pond w of larger pond) 1889 Comment
  UC1259503  Isoetes bolanderi Lowell Ahart 1978-10-22 Sierra 12 mi. n.e. La Porte (ca. 1/8 mi. e. of main rd. that crosses Bunker Hill Ridge between Pilot Peak & Mt. Etna) 2000 Comment
  SJSU12098  Isoetes bolanderi N. A. Hopkins 1977-9-9 904 Sierra near outlet of Deer Lake 2194 Comment
  CHSC59069  Isoetes howellii Vernon H. Oswald; L. Ahart, L. Gehrung, L. Hanson, T. Martin 1992-8-20 5171 Sierra Duck Soup Pond, 1.6 mi (air) SSE of Pilot Pk., ca. 9 mi (air) Ne of La Porte. 2036 Comment
  JEPS124423  Isoetes nuttallii Lowell Ahart 2015-5-9 20153 Sierra About 300 yards west of Highway 49, about one mile west of Indian Valley. Comment
  SEINET8917086  Isoetes nuttallii W. Harnach 2013-5-14 1347 Sierra Sierra Valley, along FR 52, 2.4 miles W of the Hwy 89 Main Street intersection in Calpine. 1643 Comment
  RSA233767  Isoetes occidentalis R. F. Thorne, C. W. Tilforth 1969-9-6 39203 Sierra Haven Lake (between Goose and Snag Lakes). 1951 Comment
  CHSC69195  Isolepis setacea Vernon Oswald; Lowell Ahart 1997-8-19 8818 Sierra Hwy. 49 ca. 2 mi west of Goodyears Bar, 0.2 mi west of Ramshorn Campground. 792 Comment
  RSA789653  Ivesia aperta James R. Shevock 1985-7-6 11314 Sierra Sierra Valley. Along California Hwy 49 just south of Rice Hill, 4.3 mi NE of hwy junctions 49 and 89 at Sierraville. 1650 Comment
  CAS-BOT-BC137418  Ivesia aperta Catherine Best 1979-6-13 s.n. Sierra Highway 49, 4 miles west of Loyalton Comment
  CHSC91808  Ivesia aperta var. aperta G. F. Hrusa; S. Gamairi, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16298 Sierra Northern Sierra Nevada. Antelope Valley, 1.4 mi. S of Sierraville-Loyalton Rd., E of Sierraville on Antelope Valley Rd. 1645 Comment
  JEPS117689  Ivesia aperta var. aperta Lowell Ahart, John Dittes 2010-10-5 17299 Sierra On the south side of Highway 49, 4015 feet west of Antelope Valley Road intersection with Highway 49, 4.5 miles (air) west of Loyalton, 6.6 miles (air) northeast of Sierraville 1494 Comment
  SD131812  Ivesia aperta var. aperta Ric Villasenor 1986-6-21 Sierra Loyalton, on flats and slopes W of Smithneck Creek, next to Jeffrey Pine forest Comment
  CAS-BOT-BC205245  Ivesia aperta var. canina James R. Shevock; Barbara Ertter 1986-6-1 11532 Sierra Northern Sierra Nevada. Toiyabe National Forest. Dog Valley, 6.8 miles west of Verdi adjacent to the Forest Service Guard Station 1800 Comment
  SEINET222619  Ivesia aperta var. canina K. R. Genz 1978-7-25 8486 Sierra Toiyabe National Forest ; unspecified 1829 Comment
  SEINET4855363  Ivesia aperta var. canina Unknown 1986-6-1 11532 Sierra Near the USFS Guard Station at Dog Valley, Toiyabe National Forest NW of Verdi. 1700 Comment
  SJSU13867  Ivesia aperta var. canina N. A. Hopkins 1986-7-29 1333 Sierra 0.25 mi ESE of Forest Sevice Guard Station in Dog Valley Comment
  UC477535  Ivesia aperta var. canina L. S. Smith 1931-6-29 2568 Sierra Dog Valley; Tahoe National Forest 1981 Comment
  RSA0005623  Ivesia aperta var. canina James R. Shevock, Barbara Ertter 1986-6-1 11532 Sierra Near the USFS Guard Station at Dog Valley, Toiyabe National Forest. NE1/4 NW of Verdi, Nevada. 1700 Comment
  SEINET6031169  Ivesia aperta var. canina M. J. Williams 1979-6-13 79- 75 -1 Sierra Mitchell Canyon road into Dog Valley Comment
  CAS-BOT-BC139770  Ivesia gordonii A. R. Kruckeberg 1954-8-2 3691 Sierra N.E. of Sierra [Butes] Buttes lookout, 3/4 miles from tower; Tahoe N.F. 2438 Comment
  CAS-BOT-BC142351  Ivesia sericoleuca Lewis S. Rose 1955-7-20 55163 Sierra 2 mi. s. of Calpine 1508 Comment
  CAS-BOT-BC142353  Ivesia sericoleuca David D. Keck 1944-7-8 5413 Sierra Sierra Valley 1.5 mi. n. of Sattley, on Feather River Road - Sierra Nevada 1524 Comment
  CAS-BOT-BC142354  Ivesia sericoleuca J. G. Lemmon s.n. Sierra Sierra Valley - Sierra Nevada Comment
  CAS-BOT-BC142396  Ivesia sericoleuca W. Harnach; N. Harnach 1989-6-27 190 Sierra Calpine Ranch (home) - Sierra Valley 1505 Comment
  CHSC67699  Ivesia sericoleuca James D. Jokerst 1985-7-22 2525 Sierra Vernal pools In East-side Yellow Pine Forest. 899 Comment
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Jan 15 2009
  JEPS44334  Ivesia sericoleuca W. L. Jepson 1918-8-18 8050 Sierra Sierra Valley 1524 Comment
  SEINET223066  Ivesia sericoleuca M. J. Williams 1979-6-13 79751 Sierra Mitchell Canyon Road into Dog Valley. Comment
  SEINET6796233  Ivesia sericoleuca W. Harnach, N. Harnach 1989-6-27 190 Sierra Sierra Valley; E of Calpine, Calpine Ranch. 1506 Comment
  UC1533140  Ivesia sericoleuca G. Schoolcraft 1986-7-2 1647 Sierra about 2 mi n Calpine Airport 1493 Comment
  UC1873651  Ivesia sericoleuca Kristin Berry, Ray Butler 1987-6-7 q Sierra outside of Sagehen Exclosure at Sagehen reservoir Comment
  UC54362  Ivesia sericoleuca H. M. Hall and E. B. Babcock Jul 1903 4466 Sierra Sierra Valley; Sierra Nevada Mountains 1524 Comment
  SEINET11911567  Ivesia sericoleuca J. G. Lemmon 1874-1 71 Sierra Sierra Co., &c., Comment
  SEINET7356402  Ivesia sericoleuca Kenneth R. Genz 1978-7-25 8486 Sierra Dog Valley.; 0 1829 Comment
  RSA788486  Ivesia webberi James R. Shevock, Barbara Ertter 1986-6-1 11531 Sierra Toiyabe National Forest. Dog Valley, 6.8 miles west of Verdi adjacent to the Forest Service Guard Station. 1800 Comment
  UCR254209  Ivesia webberi J. R. Shevock, Barbara Ertter 1986-6-1 11531 Sierra Northern Sierra Nevada, Toiyabe National Forest, Dog Valley, 6.8 mi west of Verdi adjacent to the Forest Service Guard Station 1800 Comment
  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
  CAS-BOT-BC110010  Juncus Alice Eastwood 1918-6-29 7893 Sierra Loyalton. Comment
  SEINET6336307  Juncus balticus W. Harnach, N. Harnach 1991-7-4 607 Sierra 0.5 miles S of Sattley, Martinetti Ranch. 1512 Comment
  CHSC61891  Juncus bufonius var. bufonius Lowell Ahart 1993-9-10 7181 Sierra Meadow, near red rock outcrops, on the west side and near the end of a poor dirt road that leads to a camp and stream, on the north side of Mount Fillmore, about 1 mile south-west of the dirt road from Gibsonville to Johnsville. 2133 Comment
  JEPS98306  Juncus bufonius var. occidentalis Lowell Ahart 2000-10-8 8705 Sierra 8 air miles NE of La Porte (100 yds W of Pacific Crest Trail and Bunker Hill Ridge, 1 1/2 mi SE of Pilot Peak) 1920 Comment
  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
  UC1609355  Juncus drummondii Lowell Ahart 1993-9-10 7200 Sierra about 1 mi sw of the dirt road from Gibsonville to Johnsville (about 1/4 mi s of where the poor dirt road ends at stream, camp and water ditch, on n side of Mt. Fillmore); Mt. Fillmore 2225 Comment
  CHSC92040  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
  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
  UCR257652  Juncus ensifolius George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-7-23 19499 Sierra Northern Sierra Nevada Mountains, Stampede Dam Road, 1.7 miles north of the Nevada County line, just east of Stampede Reservoir 1770 Comment
  UC1561957  Juncus hemiendytus var. hemiendytus Barbara Ertter with Tahoe Chapter CNPS 1987-6-27 7223 Sierra ca 12 air mi n Truckee (head of Little Truckee River, ca 1.5 mi e of Hwy 89 on Tahoe National Forest Rd S450, n edge of Kyburz Flat); Kyburz Flat, Little Truckee River 1920 Comment
  HSC78832  Juncus hemiendytus var. hemiendytus Barbara Ertter, Jeffrey L. Strachan, A. Tiehm, Margaret Williams 1979-6-13 2765 Sierra Dog Valley on Mitchell Canyon Rd., Toiyabe National Forest, W of Reno Comment
  UCR257657  Juncus mexicanus George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-7-22 19457 Sierra Northern Sierra Nevada Mountains, Henness Pass Road, 1.1 mile east of its junction with CA-89 at the north end of Kyburz Flat 1907 Comment
  CDA34736  Juncus nevadensis L. Ahart 2010-9-15 17178 Sierra Along the west side of a poor road, about 15 yards north of the first pond, about 20 yards northwest of the cabin, about 50 yards southwest of the middle pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak. 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
  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
  RSA772428  Juncus nevadensis L. Ahart 2010-9-15 17178 Sierra Along the west side of a poor road, about 15 yards north of the first pond, about 20 yards northwest of the cabin, about 50 yards southwest of the middle pond, at the spring., About 2.75 air miles north of Yuba Pass on Highway 49, about 4 air miles east of Haskell Peak 2135 Comment
  SEINET9370932  Juncus nevadensis Unknown 2009-6-8 Sierra Sierra Valley, Roen Ranch, along Westside Rd, ca. 2 km N of the intersection of Westside and Calpine Roads, ca. 1 km E of Westside Rd. Grassland with Artemisia tridentata. Comment
  UCR266844  Juncus occidentalis Peter F. Zika 2013-6-28 26264 Sierra Northern Sierra Nevada Mountains, 4.2 road mi northwest of dam on Jackson Meadows Reservoir, 6 air km east-southeast of Keystone Mountain 1945 Comment
  SBBG128046  Juncus occidentalis L. Ahart 2010-9-15 17192 Sierra ca. 15 yards N of the first pond, ca. 20 yards NW of the cabin, ca. 50 yards SW of the middle pond, at the spring ca. 2.75 mi (air) N of Yuba Pass on Hwy 49, ca. 4 mi (air) E of Haskell Peak 2134 Comment
  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
  JEPS103113  Juncus orthophyllus L. P. Janeway, B. Castro 2001-7-1 7254 Sierra Northern High Sierra Nevada. From springs on lower northwest flank of Table Rock 0.8 km southwest of Howland Flat, along Road 21N08 1768 Comment
  JEPS117669  Juncus orthophyllus Lowell Ahart 2010-9-15 17181 Sierra Along the west side of a poor road, about 15 yards north of the first pond, about 20 yards northwest of the cabin, about 50 yards southwest of the middle pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) ea 2134 Comment
  CHSC66828  Juncus parryi Vernon H. Oswald; Lowell Ahart 1996-8-19 8202 Sierra Northern High Sierra Nevada. Yuba Pass-Weber Lake Rd. (Forest Rt. 12) 1.2 mi S of the road to Lincoln Valley. On a roadside bank. 2346 Comment
  HSC93431  Juncus parryi Vernon H. Oswald, L. Ahart 1996-8-19 8202 Sierra Yuba Pass-Weber Lake Rd., 1.2 mi. S of the rd. to Lincoln Valley 2348 Comment
  UC1600456  Juncus parryi unknown Aug 1874 Sierra Webber Lake Comment
  CHSC105547  Juncus tenuis Lowell Ahart 2010-9-15 17192 -A Sierra Along the west sisde of a poor road, about 15 yards north of the first pond, about 20 yards northwest of the cabin, about 50 yards southwest of the middle pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak. 2134 Comment
  SEINET3881131  Juncus tiehmii Barbara Ertter, Jeffrey L. Strachan; Arnold Tiehm; Margaret Williams 1979-6-13 2766 Sierra Dog Valley, Mitchell Canyon Road W of Reno, Toiyabe Nat'l Forest.; 0 Comment
  SJSU8079  Juniperus grandis P. L. Billings 1965-6-24 Sierra near Hwy 89, l mi N of its bridge crossing Little Truckee River 1767 Comment
  CAS-BOT-BC85308  Juniperus occidentalis Lowell Ahart 1966-9-24 64 Sierra 2 miles S and 2 mies W of Webber Lake 2438 Comment
  CAS-BOT-BC85309  Juniperus occidentalis W. R. Dudley 1900-6-19 s.n. Sierra Independence Lake Hotel, Sierra Nevada Mountains Comment
  SEINET11056435  Juniperus occidentalis var. occidentalis P. A. Lehenbauer 1936-10-4 s.n. Sierra Gold Lake. Comment
  CAS-BOT-BC236783  Keckiella breviflora Vincent Jones 1920-5-25 s.n. Sierra Cedar Glen Comment
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Mar 18 2018
  NY786810  Keckiella breviflora var. breviflora R. G. Olmstead 1983-7-1 408 Sierra On rocky road cut along Highway 49 ca. 3 miles southwest of Downieville along North Fork Yuba River. 856.5 Comment
  SJSU12061  Keckiella breviflora var. breviflora N. A. Hopkins 1975-7-24 691 Sierra Rosassco Ravine 1 mi W of Downieville 914 Comment
  CAS-BOT-BC237817  Keckiella lemmonii Catherine Best 1982-7-12 736 Sierra Herrington's, Sierra City 1219 Comment
  NY790345  Keckiella lemmonii D. C. Michener 1980-8-5 3789 Sierra Northern Sierra Nevada. On rocky slopes above Salmon Creek, south of Graeagle. 1798.3 Comment
  RSA293266  Keckiella lemmonii D. C. Michener 1980-8-5 3789 Sierra Northern Sierra Nevada. Above Salmon Creek (between CA 49 and Graenagle). 1800 Comment
  UCR249170  Keckiella lemmonii George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20788 Sierra Northern Sierra Nevada Mountains Foothills, Along CA-49, 1.8 miles west of Goodyears Bar, c. 5 miles west of Downieville 779 Comment
  UCR47787  Keckiella lemmonii D. C. Michener 1980-8-5 3789 Sierra Northern Sierra Nevada Mtns, Above Salmon Creek, south of Graeagle 1799 Comment
  UCR77233  Keckiella lemmonii Peter S. Lathrop 1992-6-30 57 Sierra Sand Pond parking lot, Sierra National Forest 1754 Comment
  SJSU13889  Kelloggia galioides N. A. Hopkins 1986-7-1 1351 Sierra c. 1 mi SW of Calpine 1524 Comment
  CAS-BOT-BC340358  Kyhosia bolanderi John Thomas Howell 1951-8-21 28248 Sierra 5 miles from Calpine on road to Blairsden 1524 Comment
  SEINET8655760 Image available Kyhosia bolanderi W. Harnach 2014-8-13 1393 Sierra 0.75 west of Hwy 49 on the Chapman Saddle Road, near Sattley 1711 Comment
  CAS-BOT-BC340359  Kyhosia bolanderi Clare B. Hardham 1985-7-31 30111 Sierra Chapman Creek, west side of Yuba Pass 1767 Comment
  UC336504  Kyhosia bolanderi unknown Sep 1874 Sierra Downieville buttes Comment
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May 23 2013
  UCR257785  Lactuca serriola George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-7-23 19510 Sierra Northern Sierra Nevada Mountains, Stampede Dam Road, 1.7 miles north of the Nevada County line, just east of Stampede Reservoir 1770 Comment
  CAS-BOT-BC341452  Lagophylla ramosissima W. Harnach; N. Harnach 1990-8-2 501 Sierra Sierra Valley. Near gate to Fisher field 1498 Comment
  UC1713796  Lappula redowskii var. cupulata Katharine Brandegee Sierra Peavine Comment
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Jun 26 2007
  CDA11860  Lathyrus brownii G. F. Hrusa, J. Jokerst 1991-7-5 8560 A Sierra Sierra Valley Region; Antelope Valley approx. 3 m. above Sierra Valley. Comment
  CAS-BOT-BC213331  Lathyrus jepsonii subsp. californicus Vincent Jones 1920-5-25 s.n. Sierra Cedar Glen Comment
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Mar 18 2018
  SEINET7368210  Lathyrus lanszwertii D. Anderson 1962-5-9 s.n. Sierra Dog Valley Comment
  SEINET5327352  Lathyrus lanszwertii var. brownii P. A. Lehenbauer 1935-5-21 s.n. Sierra Balls Canyon Comment
  SEINET9358795  Lathyrus sulphureus Unknown 2009-5-28 14858 Sierra Northern Sierra Nevada Foothills Comment
  JEPS66643  Ledum glandulosum C. B. Bradley July 1920 Sierra Scales Diggins near Poverty Flat; Scales Diggins Comment
  UC1121005  Ledum glandulosum A. Lewis 1934-10-3 535 Sierra 1 1/2 mi e of Empire Mine (Tahoe National Forest); Tahoe National Forest 2072 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
  UC1101279  Lemna gibba Malcolm A. Nobs, S. Galen Smith 1949-8-20 1497 Sierra about 0.5 mi w of Loyalton (on road to Sierraville, Sierra Valley); Sierra Valley Comment
  JEPS125704  Lemna minuta William Harnach 2015-10-6 1458 Sierra Intersection of Highway 49 and Lemmon Canyon Road, Sierraville. Comment
  SEINET8655849  Lemna minuta W. Harnach 2015-10-6 1460 Sierra 1.6 miles North of Sattley on County Road A-23. 1503 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
  JEPS125705  Lemna valdiviana William Harnach 2015-10-6 1459 Sierra Highway 49, approximately 1/4 mile SE of Sattley. Comment
  SJSU13955  Lemna valdiviana N. A. Hopkins 1985-7-3 1290 Sierra by rd between Sierraville & Lemon Valley, Sierra Valley 1767 Comment
  UCD138210  Lemna valdiviana Malcolm A. Nobs; S. Galen Smith 1949-8-20 1496 Sierra about 0.5 mile west of Loyalton on road to Sierraville, Sierra Valley. Comment
  UCD115325  Lepidium appelianum T. C. Fuller 1963-6-12 10668 Sierra N side of Hwy 49 to Sierraville, 1 mi. w. of Loyalton, Sierra Valley. Comment
  CHSC32054  Lepidium campestre L. Ahart 1973-5-25 240 Sierra Near Alleghany. 914 Comment
  CAS-BOT-BC88857  Lepidium campestre Gordon H. True 1966-7-21 3097 Sierra Sierra Nevada. Sierra Valley, about 1 mile north of Sattley. 1493 Comment
  SJSU14304  Lepidium draba N. A. Hopkins 1989-5-16 1490 Sierra by Sattley-Beckwourth Rd Comment
  CHSC74078  Lepidium latifolium B. Castro 1998-7-20 809 B Sierra Ca 8.5 air mi SSE of Hallelujah Jcn (jcn Hwys 89/395), ca 0.5 mi W of the Nevada border, and 300 ft W of Long Valley Rd. On the W edge of Long Valley Creek by old windmill. 1569 Comment
  SJSU6453  Lepidium perfoliatum N. A. Hopkins 1971-6-14 383 Sierra 1 mi E of Sierraville, Sierra Valley 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
  UCD148918  Leptosiphon ciliatus Albert Grigarick 2013-6-5 345 Sierra North of Truckee. 4.1 miles east of Highway 89N along Sierra County Rd 450 (Kyburz Flat, Sardine Valley). On south side of road, approximately 100 yards into forest. Comment
  UCD40245  Leptosiphon ciliatus Rodney Gale Myatt 1972-6-1 1586 Sierra Wild Plum Road, off of Hwy 49 and east of Sierra City. 1450 Comment
  UCSB27068  Leptosiphon ciliatus 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
  SJSU4989  Leptosiphon ciliatus N. A. Hopkins 1968-6-30 138 Sierra Packer L 1889 Comment
  SJSU12091  Leptosiphon harknessii N. A. Hopkins 1983-7-9 1156 Sierra c.1 mi SW of Calpine 1524 Comment
  SJSU12182  Leptosiphon harknessii N. A. Hopkins 1982-8-1 1113 Sierra c.1 mi S of Calpine 1524 Comment
  SEINET6168368  Leucophysalis nana W. Harnach, N. Harnach 2000-7-9 951 Sierra Sierra Valley, approx 1/2 mile north of Coburn Lake at the end of access road Comment
  CAS-BOT-BC58253  Leucothoe davisiae Elmer I. Applegate 1921-9-7 3376 Sierra Gold Lake. 1981 Comment
  CAS-BOT-BC58254  Leucothoe davisiae John Gill Lemmon s.n. Sierra Near Webber & Gold Lakes. Comment
  CAS-BOT-BC59621  Leucothoe davisiae Lowell Ahart 1964-7-24 s.n. Sierra Near Milton Dam. 1676 Comment
  CAS-BOT-BC59625  Leucothoe davisiae A. R. Kruckeberg 1954-8-2 3672 Sierra Along shores of Tamarack Lake 2 mi. e. of Sierra Buttes. Tahoe N.F. 2286 Comment
  CHSC52936  Leucothoe davisiae L. P. Janeway 1989-8-10 3572 Sierra Plumas National Forest; Beckwourth Ranger District, Sulphur. NE'ern slopes between Haskell Pk and Hwy 89/Sulphur Cr. 2194 Comment
  JEPS66648  Leucothoe davisiae C. B. Bradley July 1920 Sierra Scales Diggins near Poverty Flat; Scales Diggins 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
  RSA286288  Leucothoe davisiae R. F. Thorne 1974-7-30 45032 Sierra Tahoe National Forest: Goose, Haven and Snag Lake areas. 2058 Comment
  JEPS72872  Lewisia cantelovii L. R. Heckard 1969-6-2 2289 Sierra bridge on route 49 ne Comptonville (se side of river); N. Fk. of Yuba River 701 Comment
  CHSC63159  Lewisia kelloggii subsp. hutchisonii Lowell Ahart 1994-7-1 7446 Sierra On the north side of Henness Pass Road, at Keystone Gap, east of Keystone Mountain, about 1 1/2 miles north-east of Middlewaters, about 11 miles (air) north-east of Alleghany. 2011 Comment
  JEPS86281  Lewisia kelloggii subsp. kelloggii Robert Patterson 1990-6-27 1958 Sierra North Sierra Buttes Trail, ca. 1 mi S of Packer Saddle trailhead 2500 Comment
  CHSC73425  Lewisia nevadensis B. Castro; L. Gehrung, H. Durio 1995-9-14 634 Sierra Mt. Fillmore Mdws: Mdw A. Ca 0.6 air mi SW of the top of Mt. Fillmore, and ca 0.5 mi SE of jeep trail 10E11, which traverses the headwaters of Pearson Ravine. Series of 4 meadows on NW-facing midslope terrace of mtn. In westernmost meadow. 2087 Comment
  SBBG1934  Lewisia nevadensis H. and M. Dearing 1930-7-4 3819 Sierra Gold Lake Comment
  UC1136692  Lewisia nevadensis H. S. Yates 1935-6-29 5293 Sierra Church Meadows Plumas National Forest, Downieville quadrangle Comment
  CAS-BOT-BC444110  Lewisia nevadensis M. Nakagawa 1980-5-17 35 Sierra Hwy 49, 1/2 mile south of Junction w/ Hwy 89, slope up from road. 1554 Comment
  POM280173  Lewisia nevadensis J. H. Morrison s.n. Sierra Soyalton, Sierra Nevad Mt, Sierra Valley. 1524 Comment
  CDA35652  Lewisia rediviva J. R. Keck Jr. 1993-6-8 PDR# 724916 Sierra South-southwest of Bordertown-Cold Springs, NV. Toiyabe National Forest. Just west of California-Nevada state line. 0 Comment
  UC54456  Lewisia triphylla H. M. Hall and E. B. Babcock July, 1903 4506 Sierra Gold Lake Sierra Nevada Mountains, Gold Lake 1950 Comment
  CAS-BOT-BC444498  Lewisia triphylla Anna Head 1920-6-15 s.n. Sierra Gold Lake, Feather River Region 1981 Comment
  CAS-BOT-BC444499  Lewisia triphylla Catherine Best 1981-6-18 s.n. Sierra Near Packers Lake Comment
  UC1131649  Leymus cinereus G. T. Nordstrom 1936-7-23 954 Sierra 2 1/2 mi s Purdy; Sierraville Quadrangle Comment
  SEINET11119511  Ligusticum apiifolium S. B. Doten 1901-7-1 s.n. Sierra N of Webber Lake. Comment
  CHSC57247  Ligusticum grayi L. P. Janeway 1984-8-11 982 Sierra Northwest of Sierra Buttes. 2316 Comment
  UC106419  Ligusticum grayi J. G. Lemmon 1874-1 19 Sierra Webber Lake Comment
  UC965619  Lilaea scilloides Herbert L. Mason 1952-7-19 14445 Sierra 1.5 mi e Calpine (at junction of Calpine with Sierraville-Beckwourth road); Sierra Valley 1524 Comment
  CAS-BOT-BC509355  Lilium kelleyanum Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Salmon Lake Comment
  CAS-BOT-BC130716  Lilium pardalinum Eva Kennedy 1909-1-1 44 Sierra Downieville Comment
  RSA109834  Lilium pardalinum E. K. Balls, Lee W. Lenz 1956-6-20 21848 Sierra 1.3 mile east of Sierra City along State Highway 49 1372 Comment
  HSC15587  Lilium pardalinum subsp. pardalinum R. G. Means 1962-6-22 19 Sierra 5.5 mi. E of Downieville, Hwy. 49 951 Comment
  CHSC11089  Lilium parvum Lowell Ahart 1967-7-27 Sierra Near Sam's Camp. 2133 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
  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
  SEINET10496795  Linanthus ciliatus Lowell Ahart, Peter Ahart 1983-10-27 Ahart 4481 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
  SEINET14406733  Linanthus pungens W. Harnach, N. Harnach 1990-6-10 351 Sierra Sierra Valley, W of Loyalton, Balderson Ranch (Antelope Valley) 1524 Comment
  SEINET14341934  Linanthus pungens P. B. Kennedy, S. B. Doten 1901-7-8 104 Sierra [Sierra Nevada] Webber Falls, face of cliff Comment
  CDA6350  Linaria genistifolia subsp. dalmatica T. C. Fuller 1963-8-28 11174 Sierra Northeast limits of Loyalton. 0 Comment
  CAS-BOT-BC240382  Linnaea borealis subsp. longiflora Lowell Ahart 1970-7-5 s.n. Sierra At Poverty 1066 Comment
  CHSC94214  Linum lewisii var. lewisii Lowell Ahart 2006-6-28 12869 Sierra About 3/4 mile (air) east of Lake Delahunty, about 2 miles (air) northeast of Gibsonville. 1784 Comment
  RSA123002  Lithocarpus densiflorus var. echinoides A. Lewis 1934-7-9 506 Sierra 2 miles north of Poverty Hill. 1372 Comment
  CHSC10581  Lithophragma glabrum Lowell Ahart 1969-5-27 Sierra Near Webber Lake by Highway 89. 2133 Comment
  JEPS6902  Lithophragma glabrum Roland A. Dede 1950-6-24 2263 Sierra Yuba Pass Comment
  POM161342  Lithophragma glabrum R. C. Bacigalupi 1927-7-3 1595 Sierra About 2 miles S of Yuba Pass Rd. 2 miles W of the Pass. 1951 Comment
  POM308865  Lithophragma glabrum Betty J. Jorgensen 1944-6-22 479 Sierra Along Little Truckee River, on road between Independence and Webber Lakes. Comment
  SEINET6032176  Lithophragma glabrum F. Martin 1962-5-9 34 Sierra Dog Valley proper 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
  SEINET12706588  Lithospermum ruderale K. E. Bradshaw 1942-5-21 KB 418 Sierra On old Trosi Ranch, 3 miles SW of Purdy. 1676 Comment
  SEINET8588799  Lomatium austiniae K. Genz 1979-5-23 9122 Sierra Turning south at forest boundary and Long Valley Road, travel Mitchell Canyon Road for 2.3 miles Comment
  JEPS110048  Lomatium macrocarpum Lowell Ahart 2006-6-21 12835 Sierra About 30 yards west of the road, about 2 1/2 miles (by road) west of Forest 1397 Comment
  SEINET5333492  Lomatium nevadense var. nevadense W. Harnach, N. Harnach 1989-3-30 10 Sierra Sierra Valley, 0.5 air miles E of Calpine, Calpine Ranch (home) 1509 Comment
  SJSU9808  Lomatium plummerae C. W. Sharsmith 1982-5-30 8659 Sierra 2 mi N of Sattley on Sattley-Beckwourth Road, Sierra Valley 1524 Comment
  CHSC66802  Lonicera conjugialis Vernon H. Oswald; Lowell Ahart 1996-8-19 8229 Sierra Lake of the Woods ca. 1.5 mi NE of Webber Lake. 2255 Comment
  UC54577  Lonicera conjugialis H. M. Hall and E. B. Babcock July 1903 4500 Sierra Gold Lake Sierra Nevada Mountains 1950 Comment
  CDA27195  Lotus crassifolius D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-2 6 .316 Sierra Haypress Creek. Wild Plum Campground along Route 49. 0 Comment
  CAS-BOT-BC60242  Lunaria annua Leah D. McKee 1981-5-17 051 Sierra Edge of Sierra City heading west on Highway 49. 1249 Comment
  CAS-BOT-BC329260  Lupinus M. Lavin; F. Smith 1980-7-29 SW 99 Sierra 1 mi S of Sonora Pass, Sierra Nevada Comment
  CHSC66807  Lupinus albicaulis Vernon H. Oswald; Lowell Ahart 1996-8-19 8191 Sierra Northern High Sierra Nevada. Yuba Pass-Weber Lake Rd. (Forest Rt. 12) 2.2 mi S of Hwy. 49. 2133 Comment
  JEPS88193  Lupinus albicaulis Vernon H. Oswald and Lowell Ahart 1996-8-19 8191 Sierra 2.2 mi s of Highway 49 ( Yuba Pass-Weber Lake Road (Forest Rt 12), northern High Sierra Nevada,); northern High Sierra Nevada, Yuba Pass-Weber Lake Rd 2133 Comment
  SBBG120354  Lupinus albicaulis D. Wilken with E. Painter, M. Wetherwax 2007-6-17 16751 Sierra E end of Butcher Ranch Meadow, E of Butcher Ranch Crk, ca. 2 linear km W of Packer Lake 1985 Comment
  SEINET5327634  Lupinus andersonii W. Harnach, N. Harnach 1991-7-14 649 Sierra Approx 2 miles south of Yuba Pass campground. 2109 Comment
  UC54406  Lupinus apertus H. M. Hall and E. B. Babcock July, 1903 4508 Sierra Gold Lake; Sierra Nevada Mountains, Gold Lake 1950 Comment
  POM202874  Lupinus arbustus subsp. silvicola L. S. Rose 1934-7-3 34311 Sierra Meadow, Gold Lake. 1951 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
  CHSC50832  Lupinus argenteus var. heteranthus Vernon Oswald; Lowell Ahart 1990-7-25 4392 Sierra Ca. 0.25 mi south of taverville Rd, ca. 1 mi west of Balls Ranch. 1935 Comment
  CHSC67219  Lupinus argenteus var. heteranthus James D. Jokerst 1990-7-27 3201 Sierra Balls Ranch Surveys for Jones and Stokes. Forest E of crest of Bald Mtn. Range, ca. 300 m below the crest. 2484 Comment
  JEPS29731  Lupinus argenteus var. heteranthus Rimo Bacigalupi and L. R. Heckard 1962-5-27 8486 Sierra 4.7 mi ne Sierraville; eastern edge of southern arm of Sierra Valley 1524 Comment
  SEINET5327929  Lupinus argenteus var. heteranthus P. A. Lehenbauer 1937-6-8 106 Sierra [Sierra Nevada] 25 mi W of Reno, NV on Truckee River, at Iceland, S side of river by falls 1676 Comment
  CAS-BOT-BC196685  Lupinus breweri var. breweri E. K. Balls; L. W. Lenz 1956-6-20 21846 Sierra 5.7 mi. w. along State Hwy. 49 from jct. with State Hwy. 89 2011 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
  CHSC112121  Lupinus latifolius var. columbianus L. P. Janeway 2014-6-23 11398 Sierra Northern High Sierra Nevada. Plumas National Forest; Placer Diggings along Pine Grove Creek, just north of Pine Grove Cemetery, 1.3 air-km west-northweat of Howland Flat. 1646 Comment
  JEPS74137  Lupinus latifolius var. columbianus W. L. Jepson 1934-8-6 16867 Sierra on e side 4 mi below Yuba Pass; e side Yuba Pass 2011 Comment
  RSA641652  Lupinus lepidus var. confertus Robert F. Thorne 1974-7-30 45039 Sierra Tahoe National Forest: Goose, Haven and Snag Lakes area. 2058 Comment
  UC903068  Lupinus lepidus var. confertus Ethel Crum 1937-8-5 1936 Sierra one mi ne Sierraville (Sierra Valley); Sierra Valley 1524 Comment
  UCD22392  Lupinus lepidus var. confertus Ellen Dean; Art Shapiro, Davis Botanical Society 2002-9-28 1310 Sierra Town of Sierraville. Pasture by general store/gas station. 1524 Comment
  UCD108558  Lupinus lepidus var. sellulus Eric Davidson 1972-6-20 340 Sierra Roadside on State Highway 89, near Sattley. 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
  UCR12071  Lupinus polyphyllus Coleta A. Lawler 1968-7-6 124 Sierra Sierra Nevada Mtns., Hwy 49, Yuba Pass Summit 2043 Comment
  UCD21013  Lupinus polyphyllus E. Bortiri 2002-7-4 WFC 61 Sierra Gold Valley, near Sierra Buttes and Packer Lake, Sierra Co. Comment
  RSA59466  Lupinus polyphyllus subsp. superbus E. K. Balls 1950-9-16 15884 Sierra Just north of Sattley, Hwy 89. 1524 Comment
  CHSC92054  Lupinus polyphyllus var. burkei Lowell Ahart 2005-8-30 12347 Sierra On a gravel bar, on the east side of Pass Creek, about 1/8 mile south of French Meadow, about 2 1/2 miles west of Webber Lake. 2032 Comment
  SEINET8060005  Lupinus polyphyllus var. burkei W. Harnach, N. Harnach 1990-6-30 425 Sierra Sierra Valley, Yuba Pass 2042 Comment
  SEINET10490894  Lupinus sellulus var. sellulus Mary Susan Taylor 1982-7-19 Taylor 4884 Sierra T19n, r16e, sw1/4, sec 18. Corolla pale blue. Between hwy 89 and little Truckee river, ca 1/4 mi. N of little truckee campground, ca 12 mi. Sw of Sierraville. With penstemon deustus, lonicera involucrata. In sand among Rocks. Comment
  UCR249647  Luzula comosa George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20773 Sierra Northern Sierra Nevada Mountains Foothills, Along CA-49, 1.2 miles north of the Yuba County line 901 Comment
  UCSB63789  Luzula comosa Janeway, L. 1998-7-24 Sierra R12E, SE'A of NW'A of sec. 22 Clio quad; West end of Church Meadows; west side of Road 721 0.3 mi northeast of Gold Lake Hwy (Road 620); Narrow low ridge; between two meadows 2033 Comment
  JEPS125664  Luzula comosa var. comosa William Harnach 2013-4-25 1318 Sierra 1.6 miles West of Goodyears Bar on Highway 49 and North o fthe Ramshorn campground. 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
  CHSC40669  Luzula divaricata J. D. Jokerst 1982-9-10 1671 Sierra On the trail to the summit of Sierra Buttes from Packer Lake. 2316 Comment
  HSC93193  Luzula divaricata Vernon H. Oswald, L. Ahart 1996-8-19 8203 Sierra Yuba Pass-Weber Lake Rd., 1.2 mi. S of the rd. to Lincoln Valley 2348 Comment
  CHSC47584  Luzula subcongesta Lowell Ahart 1977-7-15 1469 Sierra Along the stream that drains the north side of Mount Fillmore, about 12 miles northeast of La Porte. 1828 Comment
  CHSC61896  Luzula subcongesta Lowell Ahart 1993-9-10 7189 Sierra Along the edges of a small stream, at the end of a poor dirt road where there is a camp and water ditch, on the north side of Mount Fillmore, about 1 mile southwest of the dirt road from Gibsonville to Johnsville. 2133 Comment
  JEPS125751  Luzula subcongesta William Harnach 2013-6-15 1371 Sierra Approximately 250 yards North of Highway 49 at Yuba Pass, east of dirt road. Comment
  UCD108060  Luzula subcongesta Tim Kuhn 2005-1 92 Sierra Perazzo Meadow area. Comment
  UCD40302  Luzula subsessilis Rodney Gale Myatt 1971-7-3 798 Sierra Hillside above Hwy 49, just to the north of Yuba River. Near Oregon Creek, Alleghany Road, and Sierra County line. 195 Comment
  CAS-BOT-BC342598  Madia W. Harnach; N. Harnach 1989-6-24 164 Sierra Sierra Valley. Martinetti Ranch (Elvers) 1517 Comment
  CAS-BOT-BC342599  Madia W. Harnach; N. Harnach 1989-8-7 240 Sierra Sierra Valley. Calpine Ranch (home) 1508 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-BC343988  Madia elegans John Thomas Howell 1951-8-21 28246 Sierra 5 miles from Calpine on road to Blairsden 1524 Comment
  CAS-BOT-BC343991  Madia elegans Alice Eastwood 1918-6-29 7856 Sierra Loyalton Comment
  CAS-BOT-BC343989  Madia elegans W. R. Dudley 1909-8-29 s.n. Sierra Near Hot Springs Hotel, Sierra Valley Comment
  UCR225255B  Madia exigua Ayzik Solomeshch 2009-6-9 s.n. Sierra Sierra Valley, Harvey Ranch, along Westside Road, c. 1 km north of the intersection of Westside Road and Calpine Road, c. 200 m west of Westside Road 1498 Comment
  CAS-BOT-BC342885  Madia glomerata Catherine Best 1983-8-29 891 Sierra Growing along Hwy 49 just west of the Yuba Summit 2042 Comment
  CHSC108469  Madia glomerata Lowell Ahart 2011-9-23 17711 Sierra On a gravel bar on the south side of Pass Creek, south of Hennas Pass Road, west of French Meadow, east of Forest Road 70, about 3 miles (air) northwest of Webber Lake. 2015 Comment
  JEPS118424  Madia glomerata Lowell Ahart 2011-9-23 17711 Sierra On a gravel bar on the south side of Pass Creek, south of Hennas Pass Road, west of French Meadow, east of Forest Road 70, about 3 miles (air) northwest of Webber Lake 2015 Comment
  JEPS40347  Madia glomerata W. L. Jepson 1907-8-26 Sierra just w Reno, Nevada; Dog Valley Comment
  SEINET13276707 Image available Madia glomerata George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-1 19438 Sierra Northern Sierra Nevada Mountains: Henness Pass Road, 1.1 mile east of its junction with CA-89 at the north end of Kyburz Flat (Sardine Peak 7.5' Q.) 1907 Comment
  CAS-BOT-BC342877  Madia glomerata Bruce G. Baldwin 1985-8-25 503 Sierra 0.7 miles north of junction with California State Highway 49 along California State Highway 89 (north of Sierraville) Comment
  SEINET11810602  Madia glomerata J. G. Lemmon 1874-1 117 Sierra Sierra Co., &c Comment
  JEPS108728  Madia gracilis Lowell Ahart 2006-6-21 12804 Sierra On the west side of the Foote Road, about 3.7 miles (by road) southwest of Alleghany 1093 Comment
  RSA0035519  Madia gracilis George K. Helmkamp, Elizabeth A. Helmkamp 2013-6-5 20751 Sierra Along CA-49, 1.2 miles north of the Yuba County line 901 Comment
  UCR249152  Madia gracilis George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20751 Sierra Northern Sierra Nevada Mountains Foothills, Along CA-49, 1.2 miles north of the Yuba County line 901 Comment
  CAS-BOT-BC343421  Madia gracilis W. R. Dudley 1909-8-29 s.n. Sierra Near Hot Springs, Sierra Valley Comment
  UCR63947  Madia minima B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-29 0963 Sierra Sierra Nevada Mtns., Plumas National Forest, c. l mi. south of Sierra County line on Hwy 89 1585 Comment
  SEINET5339048  Mahonia nervosa G. H. True Jr. 1977-9-29 8461 Sierra About 2 miles airline south of Indian Valley. On branch of Indian Creek on Joubert-Mt. House road ca. 6.5 miles east of Hwy. 49 at Joubert Diggings ca. 3.5 miles north of Camptonville. 1280 Comment
  CAS-BOT-BC512754  Maianthemum racemosum subsp. amplexicaule W. Harnach; N. Harnach 1990-6-30 439 Sierra Sierra Valley, Yuba Pass 2042 Comment
  CAS-BOT-BC512890  Maianthemum stellatum Gordon H. True 1962-5-1 531 Sierra Comptonville-Downieville Highway, at North Yuba Bridge 685 Comment
  CAS-BOT-BC347356  Malacothrix floccifera Clare B. Hardham 1961-6-15 7390 Sierra Sierra Nevada Mountains. South side of Yuba Pass Comment
  SJSU15117  Marsilea vestita subsp. vestita N. A. Hopkins 1992-7-21 1708 Sierra Knudson Meadow, N of Carman Creek Comment
  JEPS124642 Image available Matricaria occidentalis Lynne C. Carter 1967-7-8 72 Sierra 1.2 miles N. of Sattley on County rd. A-23. Comment
  UCD67017  Melica aristata R. Tofsrud 1947-7-1 233 Sierra Between Mt. House and Forest. Comment
  CHSC57111  Melica bulbosa var. bulbosa L. P. Janeway; Garrett Gibson 1991-7-22 4087 Sierra Plumas National Forest. North-facing slope 1/2 mi due east of Mohawk Gap (along road 21N31B). 2225 Comment
  UCD86434  Melica californica Beecher Crampton 1954-5-10 1853 Sierra Roadbank, Hwy. 49, north slope of the north Yuba River, Indian Valley. 8 miles northeast of Camptownville. Comment
  CAS-BOT-BC282070  Melica fugax Catherine Best 1980-6-13 s.n. Sierra Sardine Lake Comment
  CHSC65188  Melica fugax Lowell Ahart 1995-8-7 7600 Sierra On the south side of the Pacific Crest Trail, on Bunker Hill Ridge, about 1/2 mile (air) south-west of Pilot Peak. 2011 Comment
  CAS-BOT-BC281376  Melica harfordii Catherine Best 1979-6-15 s.n. Sierra Herringtons, Sierra City 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
  CAS-BOT-BC281383  Melica harfordii John Thomas Howell; Gordon H. True 1969-6-25 45863 Sierra N Fork of Yuba River, 5 miles E of Indian Valley 762 Comment
  CAS-BOT-BC281384  Melica harfordii Lowell Ahart 1982-7-28 3705 Sierra About 1/8 mile N of the Pacific Mine, about 5 miles E of La Porte 1700 Comment
  UCD87514  Melica harfordii John Thomas Howell; Gordon H. True 1969-6-25 45863 Sierra 5 miles east of Indian Valley, North Fork of Yuba River. 762 Comment
  SEINET4671717  Melica stricta P. A. Lehenbauer 1937-6-8 67 Sierra 25 mi. w. of Reno, NV on Truckee R. at Iceland, s. side of river by falls 1676 Comment
  SEINET7755746  Melilotus officinalis W. Harnach, N. Harnach 1990-6-10 360 Sierra Sierra Valley, Approx 1.5 miles N of Sierraville on Hwy 49, Alpers corner. 1509 Comment
  SJSU14254  Mentzelia albicaulis N. A. Hopkins 1989-6-6 1501 Sierra 1 mi N of Loyalton, Sierra Valley 1524 Comment
  SEINET11978680  Mentzelia gracilenta J. G. Lemmon 1874-1 = Sierra Sierra Co. &c Comment
  SJSU12033  Menyanthes trifoliata N. A. Hopkins 1984-8-16 1236 Sierra Coburn L c. 4 mi SSE of summit of Yuba Pass 2286 Comment
  JEPS70761  Mertensia ciliata Leland S. Smith 1928-6-12 2329 Sierra W of Sardine (Henness Pass Road) 1828 Comment
  CAS-BOT-BC428462  Micranthes aprica W. Harnach; N. Harnach 1989-4-8 012 Sierra Sierra Valley. Calpine Ranch (home). 1508 Comment
  CAS-BOT-BC428727  Micranthes californica Gordon H. True 1963-5-2 1200 Sierra Camptonville-Downieville Highway at No. Yuba Bridge 684 Comment
  SJSU11957  Micranthes nidifica N. A. Hopkins 1972-6-17 473 Sierra by inlet to Packer L 1920 Comment
  CHSC53172  Micranthes odontoloma L. P. Janeway 1989-8-18 3603 Sierra Plumas National Forest. Near top of ridge 1/2 mi SE of Chapman Saddle; ca 2 1/4 mi SE of Haskell Pk. Creekside stringer. 2072 Comment
  CHSC66823  Micranthes odontoloma Vernon H. Oswald; Lowell Ahart 1996-8-19 8205 Sierra Northern High Sierra Nevada. Yuba Pass-Weber lake Rd. (Forest Rt. 12) at Long Valley Creek, 1.3 mi S of the road to Bassetts. Along the creek. 2225 Comment
  CAS-BOT-BC429251  Micranthes oregana John Thomas Howell 1951-8-21 28267 Sierra Yuba Pass 2042 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
  CAS-BOT-BC429254  Micranthes oregana Rimo Bacigalupi 1927-7-4 1606 Sierra Along banks of the north fork of the north fork of the Yuba River two miles west of Yuba Pass 1920 Comment
  SEINET11602006 Image available Microseris nutans W. Harnach, N. Harnach 1989-6-4 126 Sierra Sierra Valley, E of Calpine, Calpine Ranch (home).; 39.675619 -120.422666 1506 Comment
  JEPS87324  Mimulus David M. Thompson 1992-6-9 1122 Sierra w Goodyears Bar (0.4 mi w of Ramshorn Campground turnoff along Hwy 49); North Fork Yuba River 760 Comment
  UC1577080  Mimulus aurantiacus var. grandiflorus A. Lewis 1934-8-5 525 Sierra 4 1/2 mi w Sierra City; Tahoe National Forest, Downieville Quadrangle Comment
  HSC20647  Mimulus aurantiacus var. grandiflorus R. G. Means 1962-6-22 16 Sierra 1.2 mi. E of Downieville, Hwy. 49 Comment
  HSC24801  Mimulus aurantiacus var. grandiflorus James Henrickson 1969-5-25 3439 Sierra 45 mi. NE of Yuba City, 7 mi. W of Downieville, 4 mi. E of Yuba Co. border Comment
  UCD122314  Mimulus aurantiacus var. grandiflorus P. B. Kennedy 1927-5-30 s.n. Sierra N. fork of Yuba. Comment
  UCR63637  Mimulus aurantiacus var. puniceus B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-28 903 Sierra Sierra Nevada Mtns., Convict Flat Picnic Area, on North Yuba River, 12 mi NE of Camptonville on Hwy 49 780 Comment
  SEINET3820362 Image available Mimulus breweri Lewis S. Rose 1924-7-2 34305 Sierra Gold Lake. 1951 Comment
  UC1012228  Mimulus guttatus Francis W. Pennell 1940-6-12 25830 Sierra n Sattley (Route 89) 1493 Comment
  UCR257816  Mimulus guttatus George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-7-22 19445 Sierra Northern Sierra Nevada Mountains, Henness Pass Road, 1.1 mile east of its junction with CA-89 at the north end of Kyburz Flat 1907 Comment
  SEINET12329957  Mimulus guttatus F. H. Utech 1986-1 86 -065 Sierra Tahoe National Forest, ca 1 mi E on CA 49 from Downieville, along North Yuba River 1350 Comment
  JEPS110138  Mimulus mephiticus Lowell Ahart 2006-7-21 12849 Sierra On the S side of the Foote Road, about 2.7 miles (by road) SW of Alleghany. 1103 Comment
  JEPS11522  Mimulus microphyllus Alma Ames June 1913 18 Sierra summit Yuba Pass Comment
  JEPS16858  Mimulus moniliformis John Gill Lemmon 1889-7-8 Sierra Gold Lake Comment
  JEPS9030  Mimulus moniliformis Rimo Bacigalupi with Aldo Bacigalupi 1952-8-19 3949 Sierra 1 1/2 mi w Yuba Pass (along California Highway No. 49) 1981 Comment
  UC335552  Mimulus moniliformis J. G. Lemmon Aug. 1878 Sierra Webber Lake Comment
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Mar 20 2006
  SJSU5001  Mimulus moschatus N. A. Hopkins 1968-7-5 160 Sierra 0.5 mi W of Packer L 2072 Comment
  SJSU12205  Mimulus moschatus N. A. Hopkins 1984-6-21 1210 Sierra c. 0.25 mi E of Robinsons Cow Camp 2011 Comment
  JEPS11054  Mimulus primuloides Alma Ames June 1913 20 Sierra summit Yuba Pass Comment
  UC1368507  Mimulus primuloides subsp. primuloides R. K. Gierisch, and D. H. Esplin 1969-9-25 3613 Sierra Tahoe <National Forest> Comment
  JEPS95547  Mitella breweri Lowell Ahart 1994-7-1 7431 Sierra 11 air miles NE of Alleghany (S of the larger pond, N side of Henness Pass Road, at Keystone Gap, E of Keystone Mountain, 1 1/2 mi NE of Middlewaters) 1889 Comment
  UC66427  Mitella breweri P. B. Kennedy and S. B. Doten 1901-7-19 192 Sierra near Lincoln Valley Comment
  CAS-BOT-BC215522  Monardella odoratissima Elmer I. Applegate 1921-9-7 3370 Sierra Gold Lake, northern Sierra County Comment
  SEINET5333330  Monardella odoratissima H. Hamlin 1904-1 s.n. Sierra Sierra Valley Comment
  SEINET5333320  Monardella odoratissima subsp. glauca P. A. Lehenbauer 100 Sierra 25 mi. w. of Reno, NV on Truckee River at Iceland, S. side of river by falls 1676 Comment
  CAS-BOT-BC222129  Monardella odoratissima subsp. pallida John Thomas Howell; Gordon H. True 1970-7-14 5562 Sierra Verdi Peak Road ca. 3 miles from intersection with Dog Valley-Stampede Dam Road Comment
  CDA30192  Monardella odoratissima subsp. pallida J. Dittes, J Guardino, L. Ahart 2003-7-31 - 2081 Sierra Northern High Sierra Nevada; Ca. 6.2 air-miles southwest of Sierra City, ca. 6.4 air-mile southeast of Downieville, ca. 5.4 air-mile northwest of Bowman Lake; slope above Henness Pass Road. Comment
  CHSC105985  Monardella odoratissima subsp. pallida Lowell Ahart 2010-9-15 17188 Sierra Along the poor road, 5 yards north of the first pond, 8 yards northwest of the cabin, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak. 2134 Comment
  CHSC52047  Monardella odoratissima subsp. pallida L. P. Janeway 1989-7-28 3534 Sierra Plumas National Forest. Slopes between Haskell Pk and hwy 89/ Sulfur Cr. 2179 Comment
  CHSC83013  Monardella odoratissima subsp. pallida James D. Jokerst 1986-6-19 2649 Sierra Turner property, S end of Sierra Valley, E and adjacent to Hwy. 49 ca. 1 mi NW of junction with Hwy. 89. Knoll 5442 and surrounding forest. 1658 Comment
  UC1124561  Monardella odoratissima subsp. pallida A. Lewis 1934-6-15 483 -A Sierra Mt. Fillmore, Plumas National Forest, Downieville Quadrangle Comment
  CAS-BOT-BC222128  Monardella odoratissima subsp. pallida Gordon H. True 1967-7-31 3664 Sierra Verdi Peak Lookout 2590 Comment
  CAS-BOT-BC222131  Monardella odoratissima subsp. pallida D. E. Breedlove 1962-6-13 3488 Sierra Along State Highway 89, 9.3 miles north of Sierra Nevada 1524 Comment
  CAS-BOT-BC222133  Monardella odoratissima subsp. pallida Catherine Best 1983-8-29 875 Sierra Above Packers Lake 1950 Comment
  CAS-BOT-BC222134  Monardella odoratissima subsp. pallida D. E. Breedlove 1962-6-13 3488 Sierra Along State Hwy. 89, 9.3 miles north of Sierraville 1524 Comment
  CAS-BOT-BC222156  Monardella odoratissima subsp. pallida Mrs. H. C. Cantelow 1951-7-23 10 Sierra Hwy. 89, 5 miles north of Hobart Mills Comment
  HSC89396  Monardella odoratissima subsp. pallida L. P. Janeway 1989-7-28 3534 Sierra Slopes between Haskell Peak and Hwy. 89/Sulfur Creek 2180 Comment
  CHSC107895  Monardella sheltonii L. P. Janeway 2011-9-15 10727 Sierra Northern High Sierra Nevada. Plumas National Forest; south slope of Mt. Etna; along the road to Johnsville (Road 900; Road 22N12X) 8.9 road km east of Quincy-La Porte road. Steep open south-facing rocky area below large rock outcrops, where the road crosses. 1923 Comment
  RSA795265  Monardella sheltonii L. P. Janeway 2011-9-15 10727 Sierra Northern High Sierra Nevada. Plumas National Forest; south slope of Mt. Etna; along the road to Johnsville (Road 900; Road 22N12X), 8.9 road km east of Quincy-La Porte Road. 1923 Comment
  UCD99121  Monolepis nuttalliana A. M. Shapiro 1993-6-12 s.n. Sierra 1.2 m. N of Sierraville. 1519 Comment
  CAS-BOT-BC444750  Montia chamissoi Betty J. Jorgensen 1944-6-22 480 Sierra Along Little Truckee River, on road between Independence and Webber Lakes Comment
  CAS-BOT-BC444752  Montia chamissoi R. K. Gierisch; D. H. Esplin 1969-6-25 3489 Sierra Tahoe National Forest. Saddle Mdw. Comment
  CDA11857  Montia chamissoi G. F. Hrusa, J. Jokerst 1991-7-5 8557 A Sierra Sierra Valley Region; Antelope Valley immediately S of Golden Dome. Comment
  CAS-BOT-BC444756  Montia chamissoi W. Harnach; N. Harnach 1990-5-13 311 Sierra Sierra Valley. Martinetti Ranch 1517 Comment
  UC66444  Montia fontana P. B. Kennedy and S. B. Doten 1901-7-5 90 Sierra Webber Lake Comment
  SEINET4925040  Montia linearis W. Harnach, N. Harnach 1990-6-6 346 Sierra Sierra Valley, 1/4 miles S of Sattley, Martinetti Ranch 1518 Comment
  JEPS25518  Montia linearis Rimo Bacigalupi with Lincoln Constance 1959-6-15 7129 Sierra just sw of Sierraville (Sierra Valley); Sierra Valley 1511 Comment
  CHSC115267  Montia parvifolia Lowell Ahart 2015-5-9 20189 Sierra On the north side of the Canyon Creek Trail, about 300 yards southeast pf 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
  UCR249147  Montia parvifolia George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20759 Sierra Northern Sierra Nevada Mountains Foothills, Along CA-49, 1.2 miles north of the Yuba County line 901 Comment
  RSA237292  Montia parvifolia Frederick W. Oettinger 1967-6-28 141 Sierra Along Salmon river near Kelly Gulch. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 613 Comment
  CAS-BOT-BC267035  Muhlenbergia filiformis Margaret Williams 1972-8-27 s.n. Sierra Near Worn Mill on Boca - Stampede Dam Road, 6.2 miles N of Boca 1737 Comment
  CHSC69980  Muhlenbergia filiformis L. P. Janeway; Eric Schroder 1997-8-14 5332 Sierra Tahoe National Forest. Church Meadows; about 1.5 mi east of Gold Lake. 2042 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
  SEINET13384144 Image available Muhlenbergia richardsonis George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-1 19475 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
  SEINET200150 Image available Muhlenbergia richardsonis Malcolm A. Nobs, S. Galen Smith 1949-8-21 1524 Sierra Island School Sierra Valley. Comment
  SEINET12780561  Myosotis discolor W. Harnach, N. Harnach 1991-7-4 610 Sierra Sierra Valley, 0.5 miles S of Sattley, Martinetti Ranch (the fenced bog hole) 1512 Comment
  SEINET12780568  Myosotis discolor W. Harnach, N. Harnach 1990-6-6 343 Sierra Sierra Valley. 0.5 miles S of Sattley, Martinetti Ranch 1518 Comment
  CAS-BOT-BC392273  Myosurus apetalus R. K. Gierisch; D. H. Esplin 1969-6-27 3501 Sierra Tahoe National Forest Comment
  CAS-BOT-BC83239  Myosurus minimus R. K. Wellman 1981-5-1 039 Sierra Sierra Valley Marsh 2 miles east of County Road A-23 on Marble Hot Springs Road. 1402 Comment
  CAS-BOT-BC83242  Myosurus minimus Herbert L. Mason 1953-6-16 14551 Sierra One mile south of Beckwourth Buttes. Comment
  JEPS98333  Narthecium californicum Lowell Ahart 2000-7-13 8592 Sierra 7 air miles NE of Alleghany (upper W branch of Black Jack Ravine, W side of Forest Hwy 98, Harris Meadow) 1615 Comment
  JEPS125814  Nasturtium officinale William Harnach 2015-10-6 1457 Sierra 2.2 miles East of Highway 49 on Lemmon Canyon Road, East of Sierraville. Comment
  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
  CHSC105786  Navarretia capillaris Lowell Ahart 2010-9-15 17164 Sierra Open areas, around trees, about 20 yards northwest of the cabin, about 50 yards southwest of the middle pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak. 2134 Comment
  CHSC106596  Navarretia capillaris B. Castro; L. P. Janeway 2001-7-1 1270 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
  CHSC54579  Navarretia capillaris Lowell Ahart 1991-7-22 6676 Sierra Along a stream in French Meadow, about 1/4 mile south of Henness Pass Road, about 3 miles north-west of Webber Lake. 2133 Comment
  CHSC60610  Navarretia capillaris L. P. Janeway 1984-8-18 1015 Sierra Meadow at second switchback down the road from Packers Saddle toward Packer Lake. 1965 Comment
  SJSU12199  Navarretia divaricata N. A. Hopkins 1983-7-9 1160 Sierra c. 1 mi SW of Calpine 1524 Comment
  JEPS70414  Navarretia intertexta subsp. propinqua John Gill Lemmon 1874-1 Sierra Sierra Valley Comment
  UC965525  Navarretia intertexta subsp. propinqua Herbert L. Mason 1952-7-17 14377 Sierra between Sierraville and Loyalton; Sierra Nevada, Sierra Valley 1524 Comment
  UC2022571  Navarretia leptalea Lewis S. Rose 1934-7-4 34316 Sierra Gold Lake. Comment
  SEINET14151852  Navarretia leptalea subsp. bicolor W. Harnach, N. Harnach 1989-6-27 183 Sierra Sierra Valley, Calpine Ranch (home). 1506 Comment
  SEINET14151895  Navarretia leptalea subsp. bicolor P. B. Kennedy, S. B. Doten 1901-7-8 116 Sierra [Sierra Nevada] Near Webber Lake Comment
  SEINET14151912  Navarretia leptalea subsp. bicolor P. B. Kennedy, S. B. Doten 1901-7-5 89 Sierra East of Webber Lake Comment
  UCD106162  Navarretia leptalea subsp. bicolor F. A. MacFadden 1934-6-29 s.n. Sierra Truckee River, 13 miles from Truckee on rd. toReno via Hobart Mills. Comment
  JEPS70398  Navarretia leucocephala subsp. minima John Gill Lemmon 1874-1 Sierra Sierra Valley Comment
  SD241922  Navarretia leucocephala subsp. minima Ayzik Solomeshch 2009-6-8 Sierra Sierra County: Sierra Valley, Roen Ranch, along Westside Road, ca. 2 km N of the intersection of Westside and Calpine Roads, ca. 1 km east of Westside Road. 1493 Comment
  SEINET14152003  Navarretia leucocephala subsp. minima W. Harnach, N. Harnach 1989-6-4 129 Sierra Sierra Valley, 0.5 miles E of Calpine, Calpine Ranch (home). 1506 Comment
  UCD84139  Navarretia leucocephala subsp. minima Ayzik Solomeshch 2009-6-7 s. n. Sierra Sierra Valley, Bradley Ranch, along Calpine Rd, ca. 100 m N from the road. 1495 Comment
  UCD84185  Navarretia leucocephala subsp. minima Ayzik Solomeshch 2009-6-8 s. n. Sierra Sierra Valley, Roen Ranch, along Westside Rd, ca. 2 km N of the intersection of Westside and Calpine Roads, ca. 1 km east of Westside Rd. 1493 Comment
  OBI2929  Navarretia leucocephala subsp. minima L. S. Rose 1968-6-9 68082 Sierra Sattley. 1524 Comment
  SEINET2440280  Navarretia linearifolia subsp. linearifolia Leigh A. Johnson 1993-7-2 93 -125 Sierra Tahoe Natl. Forest. 5.5 miles N (mile marker) of Sierra Co. line on E side of Hwy 89. Large population in sagebrush scrub opening.; 0 1900 Comment
  SEINET2440289  Navarretia linearifolia subsp. linearifolia Leigh A. Johnson 1997-7-11 97 -157 Sierra Tahoe Natl. Forest. 5.5 miles N (mile marker) of Sierra Co. line (just north of county road A450) on either side of Hwy 89.; 0 1911 Comment
  SEINET8729372 Image available Navarretia propinqua Herbert L. Mason 1952-1 14443 Sierra 1.5 miles east of Calpine at junction of Calpine with Sierraville-Beckwourth road. Sierra Valley 1524 Comment
  POM76022  Nemophila parviflora var. austiniae Lincoln Constance 1938-6-9 2304 Sierra E side of Yuba Pass, 2.4 miles NW of Sattley. 1524 Comment
  SEINET5521097  Nemophila pedunculata W. Harnach, N. Harnach 1989-4-15 024 Sierra Sierra Valley, Sierra-Plumas County line on road A-23 1524 Comment
  CAS-BOT-BC60561  Noccaea fendleri subsp. glauca Lowell Ahart 1975-6-28 s.n. Sierra Sierra Nevada. 2 miles east of Gibsonville. 1981 Comment
  CHSC110271  Noccaea fendleri subsp. glauca L. P. Janeway 2012-6-24 10905 Sierra Northern High Sierra Nevada. Top of band of serpentine along Sawmill Ridge 1.0 km southeast of Delahunty Lake and 2.7 km northwest of Mt Fillmore. 1901 Comment
  CAS-BOT-BC349913  Nothocalais alpestris L. P. Janeway; Garrett Gibson 1991-7-22 4089 Sierra Plumas National Forest, Beckwourth Ranger District. Steep north-facing slope 1/2 mi due east of Mohawk Gap (along road 21N31B) 2225 Comment
  UCR230985  Notholithocarpus densiflorus George K. Helmkamp, E. A. Helmkamp 2011-6-9 17542 Sierra Northern Sierra Nevada Mountains Foothills, 5.9 miles north of Camptonville along CA-49, about 1.2 miles northeast of the Yuba Co. line 899 Comment
  SCFS5203  Nuphar polysepala Marc Chamberlain 1973-6-30 49 Sierra 16 miles from Truckee, north on Highway 89. Comment
  CAS-BOT-BC349946  Onopordum acanthium T. C. Fuller 1964-12-2 12918 Sierra At the top of the n. bank of Sunrise Creek, ca. 1 mi. n.w. of Verdi, Nevada, 100 yds s. of Dog Valley Rd. & 100 yds. w. of the Stateline in Sierra Co. Comment
  CAS-BOT-BC355587  Oreostemma alpigenum var. andersonii John Thomas Howell 1951-8-21 28268 Sierra Yuba Pass 2042 Comment
  CHSC57409  Oreostemma alpigenum var. andersonii L. P. Janeway 1984-9-1 1103 Sierra Northwest side of Oakland Pond. 2194 Comment
  JEPS118127  Oreostemma alpigenum var. andersonii Dean W. Taylor 2009-8-4 20731 Sierra Yuba Pass, about 80 m N of the junction of Hwy 49 and the snow park parking lot entrance road 2042 Comment
  UC86920  Oreostemma alpigenum var. andersonii J. G. Lemmon 1875-1 128 Sierra Comment
  JEPS111255  Orobanche uniflora Steve Matson 2005-6-18 1290 Sierra Dog Valley, Toiyabe NF, ca 4 miles northwest of Verdi, NV; just east of old Dog Valley Ranger Station. 39.5619 N, 120.0453 W; Elevation 5800 ft. 1767 Comment
  CAS-BOT-BC500327  Orobanche uniflora subsp. occidentalis G. L Smith 1959-6-19 1196 Sierra Clark Station, 3 mi below Yuba Pass, Snyder summer home 1889 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
  CHSC66526  Orthilia secunda Lowell Ahart 1996-7-25 7693 Sierra Open forest, south of the old Henness Pass Road, just west of French Meadow, about 2 miles west of Webber Lake. 1950 Comment
  JEPS88075  Orthilia secunda Vernon H. Oswald and Lowell Ahart 1996-8-19 8200 Sierra 1.2 mi s of the road to Lincoln Valley (Yuba Pass-Weber Lake Road (Forest Route 12), Northern High Sierra Nevada); Northern High Sierra Nevada, Yuba Pass-Weber Lake Road 2346 Comment
  JEPS88082  Orthilia secunda Lowell Ahart 1996-7-25 7693 Sierra about 2 mi w of Webber Lake (s of the old Henness Pass Road, just w of French Meadow) 1950 Comment
  SJSU12272  Orthocarpus cuspidatus subsp. cryptanthus N. A. Hopkins 1984-7-22 1222 Sierra by rd to Babbitt Peak, Bald Mt Range 2621 Comment
  RSA152461  Orthocarpus hispidus R. C. Bacigalupi, H. L. Mason, J. R. Sweeney 1953-7-7 4273 Sierra Near Calpine, Sierra Valley. 1494 Comment
  UCD123244  Orthocarpus luteus B. Crampton 1957-7-24 4415 Sierra Gordon Van Vleck Ranch, Sierra Valley, 4 miles northeast of Sattley. Comment
  SEINET11132603  Osmorhiza berteroi W. Harnach, N. Harnach 1991-7-14 625 Sierra Sierra Valley, Coburn Lake, ca 0.25 mile below outlet to lake. 2280 Comment
  RSA470525  Osmorhiza occidentalis Robert Gustafson 1985-6-11 3152 Sierra Forest Service Road 12, ca 5 miles S from the junction of highway 49, Yuba Pass summit area 2134 Comment
  CAS-BOT-BC413168  Oxyria digyna H. Albert Barker July 31 166 Sierra Haskel [Haskell] Peak 2529 Comment
  CAS-BOT-BC413169  Oxyria digyna Lowell Ahart 1977-8-2 s.n. Sierra Found near the summit of Mt. Fillmore. On the north side of Mt. Fillmore. Mt. Fillmore is about 12 miles north-east of La Porte 2400 Comment
  CAS-BOT-BC317116  Packera pauciflora G. L. Smith 1961-7-20 1433 Sierra At gate of Carnegie Experimental Gardens, Slate Creek Canyon. Comment
  CHSC80930  Packera streptanthifolia Lowell Ahart 2001-8-10 9101 Sierra Base of a steep bluff, about 100 feet southwest of the dam, diversion dam across the Little Truckee River (water flows to Sierra Valley), about 150 yards south of Fiberboard Road (Forest Road 18), about 1/8 mile north of Henness Pass Road, about 5 miles (air) east of Webber Lake. 1920 Comment
  UC53868  Packera streptanthifolia H. M. Hall and E. B. Babcock July 1903 4473 Sierra Sierraville Sierra Nevada Mountains, Sierraville 1524 Comment
  CAS-BOT-BC334343  Packera streptanthifolia var. streptanthifolia A. A. Heller; P. B. Kennedy 1907-7-1 8665 Sierra Purdy Comment
  CAS-BOT-BC28839  Paeonia brownii J. T. Howell; Gordon H. True 1970-7-14 5521 Sierra At Verdi Peak Lookout, Verdi Range 2560 Comment
  UCD88190  Panicum acuminatum var. fasciculatum A. A. Beetle 1944-8-17 3056 Sierra North fork of Yuba River, 8 miles below Downieville. Comment
  CAS-BOT-BC175544  Parnassia palustris Gordon H. True 1971-9-7 7041 Sierra In Cold Stream Canyon ca. 3.5 miles south of Perazzo Meadows Comment
  SEINET10833263  Parrya menziesii John T. Middleton 1938-6-18 Middleton s.n. Sierra Open dry rocky flat; .75 mi. N. Of sonora pass sierra nevada california. Comment
  RSA121570  Pedicularis attollens A. Lewis 1934-6-12 482 Sierra Little Grass Valley. 1524 Comment
  SEINET13754339  Pedicularis attollens B. Hildebrand 1946-6-15 58 Sierra Two miles west of Calpine 1524 Comment
  JEPS16449  Pedicularis racemosa unknown 1880-1 Sierra Webber Lake; Pacific Coast Comment
  UC367167  Pedicularis racemosa unknown 1880-1 Sierra Webber Lake; Pacific Coast 2133 Comment
  SJSU4972  Pedicularis semibarbata N. A. Hopkins 1968-7-5 153 Sierra 0.5 mi W of Packer L 2072 Comment
  CHSC110874  Pellaea brachyptera Tim Hanson 2013-9-16 8 Sierra Northern High Sierra Nevada. On the southeast side of Sawmill Ridge approximately 2.1 air km north of Howland Flat and 200 m southwest of Road 800. 1750 Comment
  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
  CHSC110875  Pellaea bridgesii Tim Hanson 2013-9-11 7 Sierra Northern High Sierra Nevada. 55m east of Road 22N01X and 300 m northwest of Delahunty Lake. 1818 Comment
  CHSC52490  Pellaea bridgesii L. P. Janeway 1984-8-18 1030 Sierra Ridge south of the mdws near the second switch-back down from Packers Saddle. 2042 Comment
  JEPS125657  Pellaea bridgesii William Harnach 2013-7-27 1376 Sierra 3.25 miles south of the Jackson Meadows Rad on the Meadow Lake Road (south of Webber Lake). Comment
  SEINET8917262  Pellaea bridgesii W. Harnach 2013-7-27 1376 Sierra Along Meadow Lake Road (S of Webber Lake), 3.25 miles S of Jackson Meadows Road. 2169 Comment
  UC1795031  Pellaea bridgesii Ruth Kirkpatrick 2001-7-18 1067 Sierra E of Gold Lake day use area 1965 Comment
  SEINET11713805  Pellaea bridgesii J. G. Lemmon 1874-1 225 Sierra Sierra Co., &c. Comment
  UC336679  Pellaea bridgesii unknown Aug 1880 Sierra Webber Lake Comment
  SEINET11713852  Pellaea mucronata J. G. Lemmon 1874-1 226 Sierra Sierra Co., &c. Comment
  CAS-BOT-BC77158  Pellaea mucronata subsp. mucronata Alice Eastwood 1918-4-6 6771 Sierra Downieville Comment
  NY571206  Penstemon azureus var. azureus J. G. Lemmon 1874-1 155 Sierra Comment
  UC585126  Penstemon deustus E. B. Babcock and G. L. Stebbins Jr. 1936-6-3 1615 Sierra on highway 1 1/2 mi s Sierraville; s of Sierraville 1600 Comment
  UC65849  Penstemon deustus S. B. Doten 1901-6-20 52 a Sierra Little Truckee Comment
  RSA7940  Penstemon deustus subsp. deustus H. A. Barker 1927-07 778 Sierra Gold Lake. Comment
  UC1012226  Penstemon deustus var. deustus Francis W. Pennell Jun 12 1940-Jun 13 1940 25836 Sierra Route 89, 1 mi above Sierraville; above Sierraville 1554 Comment
  SEINET5326686 Image available Penstemon deustus var. pedicellatus W. Harnach, N. Harnach 1991-6-24 579 Sierra Antelope Valley 1707 Comment
  SEINET5326666 Image available Penstemon deustus var. pedicellatus P. B. Kennedy, Samuel Bradford Doten 1901-7-8 128 Sierra [Sierra Nevada] Webber Lake Comment
  JEPS117452  Penstemon gracilentus Lowell Ahart 2010-9-15 17168 Sierra About 20 yards northwest of the cabin, about 50 yards southwest of the middle pond, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak 2134 Comment
  NY600704  Penstemon gracilentus M. J. Williams 1983-8-7 83133- 1 Sierra Verdi Ridge, above Dog Valley 2316.5 Comment
  UC335604  Penstemon gracilentus unknown Aug. 1874 Sierra Webber Lake Comment
  NY600705  Penstemon gracilentus L. S. Rose 1934-7-1 34299 Sierra Northwest of Gold Lake 2103.1 Comment
  POM202944  Penstemon gracilentus L. S. Rose 1934-7-12 34351 Sierra Gold Lake 1951 Comment
  RSA21702  Penstemon gracilentus Carl B. Wolf 1937-8-6 9062 Sierra Northern Sierra Nevada, 1/2 mile NE of Gold Lake 1921 Comment
  RSA420438  Penstemon gracilentus Robert Gustafson 1985-6-13 3167 Sierra SFSU Sierra Nevada Field Station, ca. 6 miles below Yuba Pass summit on Highway 49. 1921 Comment
  SJSU14313  Penstemon gracilentus N. A. Hopkins 1989-7-15 1565 Sierra between Yuba Pass & Weber L c. 2 mi S of Yuba Pass 2194 Comment
  SJSU5775  Penstemon gracilentus H. L. Buckalew 1964-7-16 Sierra Yuba Pass 2042 Comment
  CAS-BOT-BC264357  Penstemon heterodoxus var. heterodoxus Mrs. C. E. Sutcliffe 1918-7-1 s.n. Sierra Salmon Lake Comment
  NY601575  Penstemon heterodoxus var. heterodoxus J. G. Lemmon 1874-1 149 Sierra Comment
  SEINET12265223  Penstemon lemmonii J. G. Lemmon 6 s.n. Sierra Downieville Buttes and northward Comment
  UCD124297  Penstemon newberryi Gerald Dickinson 1963-6-26 38 Sierra Upper Sardine Lake area. 1828 Comment
  UCD40234  Penstemon newberryi Rodney Gale Myatt 1972-6-1 1572 Sierra Wild Plum Road, off of Hwy 49 and east of Sierra City. 1450 Comment
  CHSC37199  Penstemon roezlii L. Ahart 1982-7-28 3732 A Sierra On rdcut ca. 2 mi n of the Marvin Ranch, ca. 4 mi ne of Scales. 1700 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
  NY650148  Penstemon roezlii H. M. Hall 07 1903 4485 Sierra Lower Sardine Lake 1828.8 Comment
  SJSU7683  Penstemon roezlii M. D. Fleschner 1965-6-29 Sierra Sand L (Pond) c. 6 mi NW of Sierra City on State Rte 49 1706 Comment
  UC335585  Penstemon roezlii J. G. Lemmon Sept. 1874 Sierra Downieville Buttes Comment
  SEINET5329678 Image available Penstemon rydbergii W. Harnach, N. Harnach 1989-6-10 139 Sierra Strang Creek on Hwy 49, Approx 2.5 miles W of Sierraville 1503 Comment
  HSC60616  Penstemon rydbergii Carl Wishner 1978-6-30 521 Sierra 5 mi. N of Calpine Comment
  UCD21519  Penstemon rydbergii Matthew Forister 2002-6-18 s.n. Sierra Hwy 49, 3.5 miles west of Sattley. 1828 Comment
  CAS-BOT-BC239627  Penstemon rydbergii var. oreocharis D. E. Breedlove 1962-6-13 3506 Sierra 1.5 miles north of Sierraville on State Highway 89 1524 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
  CHSC64671  Penstemon rydbergii var. oreocharis H. H. Schmidt; M. Merello, L. Woodruff 1993-6-13 849 Sierra Tahoe National forest on state highway 89. 1.7 miles N of Sierraville. [Original lat./long. on label is 'Latitude: 39 Deg., 35', 75' N. Longitude: 120 Deg., 23', 75' W']. 1650 Comment
  NY651268  Penstemon rydbergii var. oreocharis F. W. Pennell 1940-6-12 25832 Sierra Route 89, north of Sattley 1493.5 Comment
  NY651269  Penstemon rydbergii var. oreocharis F. W. Pennell 1940-6-12 25843 Sierra Route 89, along Little Truckee River, Sierraville 1889.8 Comment
  SJSU6444  Penstemon rydbergii var. oreocharis N. A. Hopkins 1971-6-19 410 Sierra ENE of Sattley, Sierra Valley 1524 Comment
  UC1368486  Penstemon rydbergii var. oreocharis R. K. Gierisch 1969-7-8 3509 Sierra Saddle Meadow Tahoe Forest area 1950 Comment
  UC1523835  Penstemon rydbergii var. oreocharis Ric Villasenor L. 1986-6-21 Sierra meadow areas on slopes w Smith Neck Creek (Loyalton); on slopes w of Smith Neck Creek, Loyalton Comment
  CDA41990  Penstemon rydbergii var. oreocharis T. C. Fuller 1962-6-14 9018 Sierra East slope of Yuba Pass, Hwy 49 to Sierra City, 2.1 miles west of Sattley. 0 Comment
  CHSC47696  Penstemon speciosus Lowell Ahart 1997-8-2 1525 Sierra Growing on a ridge on the west side of Mount Fillmore, about 12 miles north-east of La Porte. 2194 Comment
  SEINET5329812 Image available Penstemon speciosus W. Harnach, N. Harnach 1989-6-30 211 Sierra 0.25 miles E of Calpine on Calpine Rd., old box mill site 1509 Comment
  RSA401886  Penstemon speciosus Robert Gustafson 1985-6-14 3172 Sierra Hwy 49, ca 2 miles E of Yuba Pass summit. 1951 Comment
  SJSU13897  Penstemon speciosus N. A. Hopkins 1986-6-30 1335 Sierra 2158 Comment
  NY661059  Penstemon speciosus subsp. speciosus D. D. Keck 1928-6-13 434 Sierra 6.7 miles west of Sierraville on Yuba Pass road. 1981.2 Comment
  UC66027  Perideridia bolanderi subsp. bolanderi S. B. Doten 1901-7-5 94 Sierra Webber Lake Comment
  SEINET12119288  Perideridia gairdneri J. G. Lemmon 1874-1 s.n. Sierra Sierra Co., &c Comment
  SEINET11153652  Perideridia gairdneri subsp. borealis H. Hamlin 1904-1 s.n. Sierra Sierra Valley. 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
  UC1389935  Perideridia lemmonii T. I. Chuang, L. Constance, R. S. Mitchell, and R. Schlising 1965-9-8 6030 Sierra near Webber Lake; near Webber lake Comment
  SEINET8584756  Perideridia parishii subsp. latifolia W. Harnach 2012-8-1 1291 Sierra 1.0 mile east of the Gold Lake Road on Forest Road 09, then south 0.25 mile on Road 09-3 Tahoe National Forest 2020 Comment
  CAS-BOT-BC419162  Persicaria maculosa Lowell Ahart 1976-10-1 s.n. Sierra 3 miles south of Camptonville, on the road that leads to Alleghany Comment
  UCSB27413  Petrorhagia dubia Kunze, G. 1971-6-6 Sierra California 49; 3 miles north of North San Juan 1371 Comment
  JEPS23855  Phacelia bicolor var. bicolor Rimo Bacigalupi with Lincoln Constance 1959-6-15 7135 Sierra 5 mi n Sierraville (area at base of hills bordering the e edge of Sierra Valley (just s of Rice Hill), to e of rd to Loyalton) 1493 Comment
  UCR18712  Phacelia heterophylla Frank C. Vasek 1975-7-10 750710- 22 Sierra Sierra Nevada Mtns, about 15 miles north of Truckee Ranger Station [via Hwy 89], on Hennes Pass Rd. 1.5 miles west of State Hwy 89 1950 Comment
  JEPS2090  Phacelia heterophylla subsp. virgata Mrs. M. O. Patchett 1919-6-29 Sierra Downieville 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
  SJSU12250  Phacelia heterophylla subsp. virgata N. A. Hopkins 1975-6-11 675 Sierra by trail above Pauley Cr between 2nd & 3d Divides 1158 Comment
  SJSU14068  Phacelia heterophylla subsp. virgata W. Savage 1964-6-25 314 Sierra 4 mi W of Downieville near Goodyears Bar 1158 Comment
  SEINET5759546  Phacelia heterophylla var. virgata P. B. Kennedy, S. B. Doten 1901-7-8 131 Sierra [Sierra Nevada] Near Webber Lake Comment
  UCSB16013  Phacelia humilis Breedlove, Dennis 1962-6-13 Sierra Along Little Truckee River, 10.0 miles south of Sierraville on State Highway 89; Sierra Nevada 1950 Comment
  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
  POM308725  Phacelia humilis var. humilis Betty J. Jorgensen 1944-6-22 466 Sierra Little Truckee River, 10 miles N of Hobart Mills. Comment
  RSA112799  Phacelia humilis var. humilis H. D. Ripley, R. C. Barneby 1942-5-22 4533 Sierra Sierraville 1707 Comment
  SJSU14059  Phacelia inconspicua W. Savage 1964-6-16 300 Sierra by Hwy 89 1950 Comment
  UC66014  Phacelia mutabilis P. B. Kennedy and S. B. Doten 1901-7-8 131 Sierra near Webber Lake Comment
  RSA10356  Phacelia mutabilis H. A. Barker 1926-7-2 28 Sierra Packer Lake Creek. 1982 Comment
  SEINET5506863  Phacelia procera P. B. Kennedy, S. B. Doten 1901-7-23 207 Sierra Lincoln Valley Comment
  UC66017  Phacelia procera P. B. Kennedy and S. B. Doten 1901-7-23 207 Sierra Lincoln Valley Comment
  CAS-BOT-BC265815  Phalaris arundinacea Forest Sheehan 1978-7-1 s.n. Sierra Rose Ranch near Strawberry Valley, Sierra Nevada 1341 Comment
  SBBG33896  Philadelphus lewisii L. S. Rose 1969-6-25 Sierra 5 mi E of Indian Valley, N Fork of Yuba River 1219 Comment
  UCR249168  Philadelphus lewisii George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20790 Sierra Northern Sierra Nevada Mountains Foothills, Along CA-49, 1.8 miles west of Goodyears Bar, c. 5 miles west of Downieville 779 Comment
  CHSC66832  Phleum alpinum Vernon H. Oswald; Lowell Ahart 1996-8-19 8208 Sierra Northern High Sierra Nevada. Yuba Pass-Weber Lake Rd. (Forest Rt. 12) at Long Valley Creek, 1.3 mi S of the road to Bassetts. Meadow along the creek. 2225 Comment
  UCSB16016  Phleum alpinum Breedlove, Dennis 1962-6-13 Sierra Along the Little Truckee River; State Highway 89, 10.0 miles south of Sierraville; Sierra Nevada 1950 Comment
  SEINET4889075  Phleum alpinum P. B. Kennedy, S. B. Doten 1901-7-23 218 Sierra South of Lincoln Valley Comment
  CHSC81081  Phleum pratense Lowell Ahart 2001-8-10 9088 Sierra About 100 feet southeast of the dam, diversion dam across the Little Truckee River (water flows to Sierra Valley), about 100 yards south of Fiberboard Road (Forest Road 18), about 1/8 mile north of Henness Pass Road, about 5 miles (air) east of Webber Lake. 1920 Comment
  JEPS75592  Phleum pratense W. L. Jepson 1934-8-2 16784 Sierra 2 mi e Bassett sta. (Pioneer road sta., North Fork Yuba River); North Fork Yuba River 1706 Comment
  UC568786  Phlox G. L. Stebbins Jr. and J. A. Jenkins 1937-5-22 2128 Sierra about 4 mi ne Loyalton 533 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
  CHSC73805  Phlox diffusa B. Castro; M. A. Griggs, Plumas NF botanists 1997-7-10 770 Sierra Bunker Hill Ridge, on highest ridge crest SE of Duck Soup Pond, along pacific Crest Trail. 2136 Comment
  UC908447  Phlox gracilis Herbert L. Mason 1924-6-18 1059 Sierra 1 mi from Gold Lake (near Plumas-Sierra County line) 1981 Comment
  SEINET10496880  Phlox hoodii subsp. canescens Heidi H. Schmidt 1993-6-12 Schmidt 844 Sierra Tahoe National Forest. Road to Weber Lake. 3.2 miles W of state highway 89. 1950 Comment
  POM282417  Phlox speciosa subsp. occidentalis J. W. Morrison s.n. Sierra Loyalton, Sierra Nevada mountain range, Sierra Valley drainage 1524 Comment
  SJSU12066  Phlox stansburyi N. A. Hopkins 1975-5-10 12066 Sierra Upper Long Valley 1524 Comment
  CAS-BOT-BC60688  Phoenicaulis cheiranthoides L. S. Smith 1927-6-2 2078 Sierra Top Bald Mountain Ridge. Tahoe Forest. 2133 Comment
  CAS-BOT-BC60689  Phoenicaulis cheiranthoides Gordon H. True 1967-7-31 3678 Sierra Verdi Peak Road, ca. 1.5 mile below summit. 2438 Comment
  UC584323  Phoenicaulis cheiranthoides G. L. Stebbins Jr. and J. A. Jenkins 1937-5-22 2126 Sierra about 4 mi ne of Loyalton 1767 Comment
  JEPS94412  Phoradendron libocedri Vernon Oswald and Lowell Ahart 1997-8-19 8824 Sierra 6.3 mi s of Goodyears Bar (Mountain House Road (County Road 300) just s of its junction with Henness Pass Road (County Road 293), boundary between Sections 19 & 20); Mountain House Road 1389 Comment
  JEPS115057  Phoradendron villosum Lowell Ahart 2007-10-25 14504 Sierra About 10 yards east of Port Wine Ridge Road and the remains of two old buildings, about 1 1/2 miles north of Scales, about 5 miles (air) south of La Porte 1432 Comment
  SEINET11975751  Phyllodoce breweri J. G. Lemmon 1874-1 142 Sierra Comment
  SEINET7270770  Phyllodoce breweri C. M. Beckwith 1903-7-1 s.n. Sierra Sierra City Comment
  UC1134142  Pinus attenuata A. Lewis 1934-10-26 540 Sierra 1/2 mi sw Loganville; Tahoe National Forest, Downieville Quadrangle Comment
  SEINET10958593  Pinus contorta George Engelmann 1880-10-11 Engelmann s.n. Sierra Summit Comment
  CAS-BOT-BC78486  Pinus contorta subsp. murrayana William R. Dudley 1894-6-7 s.n. Sierra Near Donner Lake Comment
  UCD134517  Pinus contorta subsp. murrayana Javier Penalosa 1962-6-20 2549 Sierra Little Truckee R at Hwy. 89. 1905 Comment
  SEINET11528634  Pinus contorta var. murrayana P. Lehenbauer 1936-10-4 s.n. Sierra Gold Lake. Comment
  CAS-BOT-BC78706  Pinus jeffreyi John Thomas Howell; Gordon H. True 1970-7-14 5517 Sierra At Verdi Peak Lookout, Verdi Range 2560 Comment
  RSA6219  Pinus jeffreyi Elmer I. Applegate 1921-9-7 3372 Sierra Gold Lake 1982 Comment
  SEINET5334603  Pinus jeffreyi W. D. Billings 1951-7-8 2113 Sierra Wber Peak W. of Weber Lake 2286 Comment
  SEINET12515144  Pinus monticola P. A. Lehenbauer 1936-10-4 s.n. Sierra Gold Lake Comment
  UC1252119  Pinus washoensis W. B. Critchfield, G. L. Allenbaugh 1964-7-4 3 Sierra Bald Mountain Range 2560 Comment
  SJSU14022  Plagiobothrys cognatus N. A. Hopkins 1988-6-3 1416 Sierra Knuthson Meadow between Hwy 89 & Carmen Valley 1524 Comment
  UCD84065  Plagiobothrys cusickii Ayzik Solomeshch 2009-6-9 s.n. Sierra Sierra County. Sierra Valley. Harvey Ranch. Along Westside Road, ca. 1 km N of intersection of Westside Road and Calpine Road, ca. 200 m W of Westside Road. 1498 Comment
  SJSU12049  Plagiobothrys cusickii N. A. Hopkins 1976-6-22 838 Sierra c. 3 mi N of Sattley, Sierra Valley 1493 Comment
  UC66409  Plagiobothrys hispidulus P. B. Kennedy and S. B. Doten 1901-7-8 117 Sierra near Webber Lake Comment
  SJSU8036  Plagiobothrys hispidulus N. A. Hopkins 1978-6-7 915 Sierra c. 2 mi NW of Sattley 1524 Comment
  JEPS16738  Plagiobothrys mollis Rimo Bacigalupi with H. L. Mason and J. R. Sweeney 1953-7-8 4289 Sierra along road from Hawley railroad station (on Western Pacific main line) to Loyalton (middle of Sierra Valley); Sierra Valley 1481 Comment
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  JEPS78247  Plagiobothrys mollis L. R. Heckard with T. I. Chuang and R. C. Bacigalupi 1978-7-20 4900 Sierra about 3 mi (air) ne Calpine (s of Beckwourth, Sierra Valley); Sierra Valley 1463 Comment
  UCD84138  Plagiobothrys mollis var. mollis Ayzik Solomeshch 2009-6-7 s. n. Sierra Sierra Valley, Bradley Ranch, along Calpine Rd, ca. 100 m N from the road. 1495 Comment
  UC79570  Plagiobothrys torreyi var. diffusus J. G. Lemmon 1875-1 207 Sierra Comment
  SEINET9163566  Plantago lanceolata W. Harnach, N. Harnach 1990-7-12 473 Sierra Sierra Valley, Sierraville, ca 0.25 mile W of the rodeo grounds on county road. 1524 Comment
  CHSC61898  Platanthera sparsiflora Lowell Ahart 1993-9-10 7191 Sierra On the north side of Mount Fillmore, about 1 mile south-west of the dirt road from Gibsonville to Johnsville. 2133 Comment
  CHSC85301  Pleuricospora fimbriolata John Dittes; Lowell Ahart 2003-9-28 836 Sierra Northern High Sierra Nevada; ca. 7.6 air-miles northeast of La Porte, ca. 11.9 air-miles north of Downieville, ca. 14.9 air-miles south by southeast of Quincy; north slope of Mt. Fillmore. 2159 Comment
  SEINET10449171  Pleuricospora fimbriolata Lowell Ahart, Peter Ahart 1983-10-27 Ahart 4467 Sierra Ca. 2 mi nw of Milton Reservoir, near Jackson Meadow Reservoir. Red Fir Forest; 2000 m. 2000 Comment
  CAS-BOT-BC261068  Poa W. Harnach; N. Harnach 1990-4-22 275 Sierra Newman point, east side of hwy and up the slope, Sierra Valley 1584 Comment
  CAS-BOT-BC254776  Poa bolanderi Lowell Ahart 1977-8-2 s.n. Sierra On the N side of Mount Fillmore, about 12 miles NE of La Porte 2000 Comment
  CHSC53228  Poa bolanderi L. P. Janeway 1989-8-18 3606 Sierra Plumas National Forest. Near top of ridge 1/2 mi SE of Chapman Saddle; ca 2 1/4 mi SE of Haskell Pk. Slope near creek. 2072 Comment
  JEPS75457  Poa bolanderi W. L. Jepson 1934-8-3 16834 Sierra 2 mi e Bassett Station (Pioneer road sta., N Fork Yuba River) 1706 Comment
  SEINET7709378  Poa bolanderi W. Harnach, N. Harnach 1990-6-30 440 Sierra Sierra Valley, Yuba Pass 2042 Comment
  CAS-BOT-BC254988  Poa bulbosa D. E. Breedlove 1962-6-13 3493 Sierra Along State Highway 89, 9.3 miles N of Sierraville 1524 Comment
  CAS-BOT-BC254989  Poa bulbosa John Thomas Howell 1962-6-18 37831 Sierra Sattley 1524 Comment
  UCD84125  Poa bulbosa Ayzik Solomeshch 2009-6-7 s. n. Sierra Sierra Valley, Bradley Ranch, along Calpine Rd, ca. 100 m N from the road. 1495 Comment
  UCD90828  Poa bulbosa Grady L. Webster 1990-5-13 7730 Sierra gravelly flats in Sierra Valley, 0.5 mi. west of Sierraville. 1508 Comment
  CHSC80994  Poa compressa Lowell Ahart 2001-8-10 9071 Sierra Wet road gutter, on the east side of Hobart Mills Road, about 100 feet west of the power pole, about 1 mile (air) south of Stampede Reservoir. 1798 Comment
  JEPS110286  Poa compressa Lowell Ahart 2006-6-21 12801 Sierra On the west side of the Foote Road, near Blue Ravine, about 3 miles (by road) southwest of Alleghany 1053 Comment
  CAS-BOT-BC255146  Poa cusickii subsp. epilis R. K. Gierisch; D. H. Esplin 1969-6-25 3484 Sierra Tahoe Forest Comment
  CHSC73901  Poa cusickii subsp. epilis B. Castro; M. A. Griggs 1997-7-10 751 Sierra Bunker Hill Ridge, on SW-facing slope E of Duck Soup Pond, approaching the ridge crest, along Pacific Crest Trail. 2103 Comment
  CAS-BOT-BC255859  Poa leibergii R. K. Gierisch; D. H. Esplin 1969-6-25 3484 Sierra Saddle Meadow, Tahoe Forest 1950 Comment
  SEINET10660405  Poa lemmonii John G. Lemmon 1875-1 Lemmon 3 Sierra Nevada Mts. Comment
  CAS-BOT-BC246857  Poa nemoralis Catherine Best 1981-6-19 s.n. Sierra Herringtons, Sierra City. Growing near the Yuba River Comment
  CAS-BOT-BC255926  Poa palustris Gordon H. True; Barbara Trowbridge 1977-7-25 8361 Sierra Stampede Reservoir, ca. 6 miles north of Boca (Nevada County) on Little Truckee River, north of Nevada County line, Independence Lake Watershed 1802 Comment
  CAS-BOT-BC247429  Poa pratensis Catherine Best 1980-6-12 s.n. Sierra Herringtons, Sierra City Comment
  CAS-BOT-BC247431  Poa pratensis Javier Penalosa 1962-6-20 2519 Sierra Little Truckee R. at Hwy. 89 1905 Comment
  CAS-BOT-BC247433  Poa pratensis Melissa A. Berry 1957-6-28 s.n. Sierra Highway 89 1524 Comment
  CAS-BOT-BC247434  Poa pratensis Catherine Best 1984-6-18 990 Sierra On the Little Truckee River about 3 miles north of Nevada Co. Comment
  UC593541  Poa pratensis subsp. pratensis E. B. Babcock and G. L. Stebbins Jr. 1936-6-3 1614 Sierra on hwy 1 1/2 mi s Sierraville 1600 Comment
  CDA11887  Poa secunda G. F. Hrusa, J. Jokerst 1991-7-5 8549 A Sierra Sierra Valley Region; Antelope Valley, about Golden Dome. 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
  UCD90237  Poa secunda E. B. Babcock; G. L. Stebbins Jr. 1936-6-3 1613 Sierra On highway 1.5 miles S of Sierraville. 1615 Comment
  UCR249136  Poa secunda George K. Helmkamp, Elizabeth Helmkamp 2013-6-5 20770 Sierra Northern Sierra Nevada Mountains Foothills, Along CA-49, 1.2 miles north of the Yuba County line 901 Comment
  CAS-BOT-BC236288  Poa secunda subsp. juncifolia Alice Eastwood 1918-6-29 7930 Sierra Loyalton Comment
  CAS-BOT-BC236289  Poa secunda subsp. juncifolia David D. Keck 1944-7-8 5415 Sierra Sierra Valley, 1.5 miles N of Sattley, on Feather River road 1524 Comment
  CAS-BOT-BC247063  Poa secunda subsp. juncifolia Catherine Best 1980-6-13 s.n. Sierra Road to Sardine Lake Comment
  SEINET8465070 Image available Poa secunda subsp. juncifolia Ayzik Solomeshch 2009-5-8 s. n. Sierra Sierra Valley. Roen Ranch, along Westside Rd, ca. 2 km N of the intersection of Westside and Calpine Roads. ca. 1 km east of Westside Rd 1493 Comment
  UCR230979  Poa secunda subsp. juncifolia George K. Helmkamp, E. A. Helmkamp 2011-6-9 17541 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
  SEINET7852348  Poa secunda subsp. juncifolia K. R. Genz 1979-5-23 9119 Sierra Turning south at forest boundary and Long Valley Road, travel Mitchell Canyon Road for 2.3 miles. 1817 Comment
  CAS-BOT-BC243206  Poa secunda subsp. secunda John Thomas Howell; Gordon H. True 1970-7-14 5506 Sierra At Verdi Peak Lookout, Verdi Range 2560 Comment
  CAS-BOT-BC243210  Poa secunda subsp. secunda Javier Penalosa 1962-6-20 2557 Sierra Ridge W of Little Truckee River at Highway 89 1935 Comment
  CAS-BOT-BC243212  Poa secunda subsp. secunda David D. Keck 1944-7-8 5411 Sierra Sierra Valley, 1.5 miles N of Sattley, on Feather River Road 1524 Comment
  CHSC110228  Poa secunda subsp. secunda L. P. Janeway 2012-6-24 10901 Sierra Northern High Sierra Nevada. Top of band of serpentine along Sawmill Ridge 1.0 km southeast of Delahunty Lake and 2.7 km northwest of Mt Fillmore. 1901 Comment
  CHSC44589  Poa secunda subsp. secunda Lowell Ahart 1978-6-4 1757 Sierra On the road cutbank along the Foote Road, about 4 miles south of Alleghany. 1219 Comment
  UC717972  Poa secunda subsp. secunda David D. Keck 1944-7-8 5411 Sierra 1.5 mi n Sattley (on Feather River Rd); Sierra Nevada, Sierra Valley 1524 Comment
  UCR132245  Poa secunda var. secunda Beecher Crampton 1954-5-10 1852 Sierra Sierra Nevada Mountains, 7 miles northeast of Camptonville, south canyon slope of north Yuba River 701 Comment
  SEINET7249321  Poaceae George K. Helmkamp, Elizabeth Helmkamp 2013-1 Sierra Comment
  UC1586398  Polemonium californicum Lowell Ahart 1991-7-22 6694 Sierra about 1/4 mi s Henness Pass Road (French Meadow, about 3 mi nw of Webber Lake); nw of Webber Lake, French Meadow, s of Henness Pass Rd. 2133 Comment
  SEINET13762969  Polemonium californicum P. B. Kennedy 1901-7-2 86 Sierra On little Truckee 1 mile east of Webber Lake Comment
  UC66430  Polemonium californicum P. B. Kennedy and S. B. Doten 1901-7-20 197 Sierra Webber Lake Comment
  SEINET13759044  Polemonium micranthum W. Harnach, N. Harnach 1989-5-5 55 Sierra Sierra Valley, along side of drainage ditch from Loyalton City well, Loyalton High School. 1524 Comment
  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
  CAS-BOT-BC170323  Polygala cornuta var. cornuta Lowell Ahart 1982-7-28 3686 Sierra 1/4 mile north of the Pacific Mine, about 5 miles east of La Porte 1700 Comment
  CAS-BOT-BC170324  Polygala cornuta var. cornuta Carl B. Wolf 1937-8-6 9044 Sierra Northern Sierra Nevada, No. Fork of Yuba River, 2 1/2 mi. above Downieville 975 Comment
  UC639119  Polygonum amphibium var. stipulaceum S. F. Cooke 1938-8-7 Sierra reservoir 1/2 mi s Scales Comment
  JEPS51303  Polygonum douglasii J. G. Lemmon 1872-2 Sierra Sierra Valley Comment
  SD61126  Polygonum douglasii Darley F. Howe 1964-7-28 3887 Sierra 5.5 mi. so. Of Gold Lake Lodge. Tahoe Nat. Forest 1829 Comment
  SDSU9679  Polygonum douglasii D. F. Howe 1964-7-28 3887 Sierra 5.5 miles south of Gold Lake Lodge, Tahoe National Forest. 1829 Comment
  SJSU12088  Polygonum douglasii N. A. Hopkins 1975-8-26 727 .5 Sierra 2 mi N of Independence L 2103 Comment
  CHSC45464  Polygonum douglasii subsp. douglasii Lowell Ahart 1975-8-17 954 Sierra On a gravel bar in Jones Valley, about 3 miles west and 2 miles south of Webber Lake. 2286 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
  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
  CHSC76806  Polygonum minimum L. P. Janeway; B. Castro 1997-9-14 5361 Sierra About 0.8 mi north of the peak of Mt. Fillmore. Just below old dirt road (Road 10E11). 2042 Comment
  SEINET10937595  Polygonum minimum Lowell Ahart, Peter Ahart 1983-10-27 Ahart 4475 Sierra Near a dirt road that is ca. 2 mi se of Jackson Meadow Reservoir, ca. 1 mi s of Pass Creek, near Jackson Meadow Reservoir. Red Fir Forest; 2200 m. 2200 Comment
  SEINET4335365  Polygonum minimum K. Burnstad 1974-9-14 s.n. Sierra Sierra Nevada, Nelson Creek, Plumas Nat. Forest 1981 Comment
  JEPS50643  Polygonum phytolaccifolium W. L. Jepson 1934-8-2 16797 Sierra Pioneer road sta. North Fork Yuba River (2 mi e of Bassett sta.) 1706 Comment
  CAS-BOT-BC494090  Polygonum polygaloides subsp. kelloggii W. Harnach 2000-5-22 896 Sierra Sierra Valley, 1.25 mi N of the intersection of A-23 and Calpine Rd. 1496 Comment
  SJSU6442  Polygonum polygaloides subsp. kelloggii N. A. Hopkins 1971-6-14 388 Sierra S end Sierra Valley 1584 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
  CAS-BOT-BC421057  Polygonum spergulariiforme W. Harnach; N. Harnach 1989-6-27 184 Sierra Sierra Valley. Calpine Ranch (home). 1505 Comment
  CAS-BOT-BC421061  Polygonum spergulariiforme W. R. Dudley 1909-8-25 s.n. Sierra Sierra Valley Comment
  SJSU12081  Polygonum spergulariiforme N. A. Hopkins 1983-8-30 1166 Sierra c. 1 mi SW of Calpine, Sierra Valley 1524 Comment
  UCR230726  Polystichum imbricans George K. Helmkamp, E. A. Helmkamp 2011-6-9 17549 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
  CHSC94176  Polystichum imbricans subsp. imbricans Lowell Ahart 2006-6-21 12820 Sierra On the north side of the Foote Road, near Blue Ravine, about 1.3 miles (by road) southwest of Alleghany. By a large rock. 1305 Comment
  HSC97017  Polystichum imbricans subsp. imbricans L. Ahart 2006-6-21 12820 Sierra N side of Foote Rd., 1.3 mi. SW of Alleghany 1306 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
  SEINET10538871  Populus balsamifera subsp. trichocarpa Heidi H. Schmidt 1993-6-12 Schmidt 845 Sierra Tahoe National Forest. Road to Weber Lake. 6.4 miles W of state highway 89. 1970 Comment
  UC1134811  Populus tremuloides A. Lewis 1934-7-11 507 Sierra 1 mi ne Table Rock; Plumas National Forest, Downieville Quad., ne of Table Rock Comment
  UCR564  Populus tremuloides Frank C. Vasek 1955-6-26 s.n. Sierra Sierra Nevada Mtns., Hwy 89, 15 mi. north of Truckee, Tahoe National Forest 2000 Comment
  CAS-BOT-BC105515  Populus trichocarpa Mrs. E. C. Sutliffe 1926-10-16 s.n. Sierra Salmon Lake Comment
  SEINET10460778  Porterella carnosula Lemmon LEMMON s.n. Sierra Sierra Valley Comment
  SEINET12284169  Porterella carnosula J. G. Lemmon 1874-1 137 Sierra Comment
  SJSU5108  Potamogeton foliosus M. D. Fleschner 1965-7-15 Sierra 1 mi N of Sattley on the Sattley-Calpine (Beckwourth)Rd., Sierra Valley 1493 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
  CHSC81434  Potamogeton natans Lowell Ahart 2001-9-28 9297 Sierra In the drying ponds on the bottom of the Poverty Hill Hydraulic gold mine, north of Poverty Hill (town), about 4 miles (air) south of La Porte. 1524 Comment
  RSA286296  Potamogeton natans Robert F. Thorne 1974-7-30 45064 Sierra Tahoe National Forest: Goose, Haven and Snag Lakes areas. 2057 Comment
  SJSU5078  Potamogeton natans C. L. Cline 1965-7-6 150 Sierra near Sierraville, 2.6 mi S of junction of Beckwourth and Sattley roads, Sierra Valley 1493 Comment
  SBBG72517  Potentilla biennis J. G. Lemmon 1875-1 Sierra Sierra Valley Comment
  CHSC61797  Potentilla flabellifolia Lowell Ahart 1993-9-10 7206 Sierra Near the stream in the meadow, about 1/4 mile south of where the poor dirt road ends at the stream, camp and water ditch, on the north side of Mount Fillmore, about 1 mile south-west of the dirt road from Gibsonville to Johnsville. 2225 Comment
  SEINET11911229  Potentilla glandulosa subsp. reflexa F. H. Utech 1986-1 86 -061 Sierra Tahoe National Forest, ca 1 mi E on CA 49 from Downieville, along North Yuba River 950 Comment
  UCD113844  Potentilla gracilis B. Crampton 1957-7-24 4413 Sierra Gordon Van Vleck Ranch, Sierra Valley, 4 miles northeast of Sattley. Comment
  SEINET10684870  Potentilla gracilis var. fastigiata Karen M. Meyer, Andrew Townesmith 2007-7-15 Meyer 114 Sierra Tahoe National Forest. 4 mi. N on Hwy 270, off I-80 W. 1749 Comment
  SEINET6637691  Potentilla gracilis var. fastigiata W. Harnach, N. Harnach 2000-7-9 949 Sierra Chapman Saddle road, 1.4 mile east of intersection of Lunch Creek road. 2027 Comment
  UCD113929  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
  UCR257686  Potentilla gracilis var. fastigiata George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-7-22 19435 Sierra Northern Sierra Nevada Mountains, along Hwy CA-89, c. 8 miles north of the Nevada County line 1823 Comment
  CAS-BOT-BC541013  Potentilla gracilis var. fastigiata Alice Eastwood 1918-6-29 7852 Sierra Loyalton Comment
  CAS-BOT-BC541018  Potentilla gracilis var. fastigiata H. Albert Barker 1926-7-3 39 Sierra Paker Lake 1953 Comment
  CAS-BOT-BC158512  Potentilla millefolia R. K. Gierisch; D. H. Esplin 1969-6-25 3482 Sierra Tahoe National Forest. Saddle Mdw. Comment
  UC1368483  Potentilla millefolia R. K. Gierisch 1969-6-25 3482 Sierra Saddle Meadow Tahoe National Forest, Saddle Meadow 1950 Comment
  SJSU9771  Potentilla millefolia C. W. Sharsmith 1982-5-31 8678 Sierra McPherrin Meadow c. 1 mi NW of Calpine, Sierra Valley 1524 Comment
  JEPS102351  Potentilla rivalis Lowell Ahart 2001-8-10 9073 Sierra about 1 1/4 mi NW of Stampede Reservoir Dam (Stampede Reservoir, about 1 mi SW of Henness Pass Road) 1810 Comment
  CAS-BOT-BC47625  Primula suffrutescens Lewis S. Rose 1934-7-10 34342 Sierra Ridge W. of Gold Lake 2133 Comment
  CAS-BOT-BC47627  Primula suffrutescens Elmer I. Applegate 1921-9-7 3352 Sierra Gold Lake 2133 Comment
  CHSC25503  Primula suffrutescens L. Ahart 1977-8-2 Sierra The plants cover about an acre just left of the rock slide and just above the meadow on the n side of Mt. Fillmore, ca. 12 mi ne of La Porte. 2300 Comment
  CHSC85292  Primula suffrutescens John Dittes; Lowell Ahart 2003-9-28 839 Sierra Northern High Sierra Nevada; ca. 7.6 air-miles northeast of La Porte, ca. 11.9 air-miles north of Downieville, ca. 14.9 air-miles south by southeast of Quincy; north slope of Mt. Fillmore; upslope of small drainage and uppermost stringer meadow. 2206 Comment
  UC569731  Primula suffrutescens N. French 1934-7-13 522 Sierra Mount Lola; Truckee Quad., Mount Lola 2743 Comment
  UCSB27059  Prunella vulgaris Wilken, Dieter 1969-7-24 Sierra Salmon Creek; 2 miles north of California State Highway 49; on road to Graeagle; Sierra Butte; Sierra Nevada 1981 Comment
  UCLA85885  Prunella vulgaris var. lanceolata O. H. Kappler 1946-7-20 1326 Sierra North Fork Yuba River 822 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
  CAS-BOT-BC383100  Prunus emarginata Andrew Townesmith; Karen M. Meyer 2007-7-18 830 Sierra Tahoe National Forest, Sierraville Ranger District. 2.1 miles N of Forest Service road 07 on Forest Service road 07-40 2291 Comment
  CHSC37643  Prunus emarginata T. B. Devine 1981-8-15 741 Sierra Gold Lakes Road, ca. 4 mi N of Sand Pond. 2026 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
  RSA8033  Prunus emarginata H. A. Barker 1927-7-5 775 Sierra Gold Lake. Comment
  UC1128295  Prunus emarginata N. French 1934-7-24 537 Sierra 1 mi ese of Webber Lake (Tahoe National Forest); Tahoe National Forest 2133 Comment
  UCD113192  Prunus emarginata R. O. Hanes 1992-9-28 97 Sierra Lemmon Canyon. 1706 Comment
  JEPS44713  Prunus subcordata W. L. Jepson 1934-7-30 16779 Sierra near Sierra City Comment
  UC1128460  Prunus virginiana var. demissa C. G. Albertus 1935-9-20 286 Sierra 3 3/4 mi ESE of Sierraville 1767 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
  RSA232271  Pseudostellaria jamesiana James Henrickson 1969-5-25 3431 Sierra ca. 50 miles E of Reno, 0.5 miles W of Loganville, 2 miles W of Sierra City along North Yuba River. 1159 Comment
  RSA478137  Pseudostellaria jamesiana Robert Gustafson 1985-6-10 3149 Sierra SFSU Sierra Nevada Field Station, ca. 6 miles below Yuba Pass summit on Highway 49 1921 Comment
  SEINET11944061  Pseudostellaria jamesiana J. G. Lemmon 1874-1 21 Sierra Comment
  UCD84224  Psilocarphus brevissimus 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
  CHSC89504  Psilocarphus brevissimus var. brevissimus G. Douglas Barbe; T. C. Fuller 1973-6-19 1623 Sierra Tahoe National Forest. Hoke Valley, N of Stampede Reservoir (Nevada Co. line), on Stampede Reservoir Rd. 9.75 miles (15.7 km.) N of Interstate Hwy 80 at Boca; 0.5 mile (800 m) S of Smithneck Rd; 9.5 miles (15.3 km.) W of Verdi, NV. [Original lat.long. on label is '39 31 N; 120 5 W']. 1828 Comment
  CAS-BOT-BC72531  Pteridium aquilinum Gordon H. True 1967-7-31 3684 Sierra Verdi Peak Road, 3.2 miles below summit 2407 Comment
  JEPS118407  Pterospora andromedea Lowell Ahart 2011-9-23 17715 Sierra Forest floor, west of a small stream that flows into Pass Creek, about 100 yards north of Pass Creek, about 300 yards south of Hennas Pass Road, west of French Meadow, east of Forest Road 70, about 3 miles (air) northwest of Webber Lake 2016 Comment
  SEINET10736130  Pterospora andromedea Andrew Townesmith, Karen M. Meyer 2007-7-18 Townesmith 824 Sierra Tahoe National Forest, Sierraville Ranger District. Vicinity of Little Truckee Summit Picnic/Off Road Vehicle Area, at intersection of state route 89 and Forest Service road 07. T19N R15E, at edge of sections 11 and 14. 1958 Comment
  SEINET11910484  Purshia tridentata J. G. Lemmon 1874-1 61 Sierra Comment
  POM275324  Purshia tridentata var. tridentata Lyman D. Benson, J. W. Morrison s.n. Sierra Sierra Nevada Mtn. Range, near Sierra Valley River and Loyalton 1524 Comment
  UC450426  Pycnanthemum californicum J. G. Lemmon Sierra Gold Lake; High Sierra, Gold Lake Comment
  SD149133  Pycnanthemum californicum Lillian L. Mott 1965-8-7 6556 Sierra Along road to Sierra Buttes out of Sierra City 1768 Comment
  UC477534  Pycnanthemum californicum L. S. Smith 1931-6-22 2566 Sierra Comptonville Dist. Yellow Jacket Ridge (Tahoe National Forest); , Yellow Jacket Ridge Comment
  CAS-BOT-BC462900  Pyrola asarifolia Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Horse Lake Comment
  CAS-BOT-BC466284  Pyrola asarifolia W. Harnach; N. Harnach 1991-7-4 612 Sierra Sierra Valley, Martinetti Ranch 1511 Comment
  CAS-BOT-BC462794  Pyrola dentata Gordon H. True 1967-7-31 3688 Sierra Verdi Peak Road, 3.7 miles below summit 2133 Comment
  CAS-BOT-BC466121  Pyrola picta H. Albert Barker 1926-7-8 74 Sierra Gold Lake Ridge 2011 Comment
  CAS-BOT-BC466123  Pyrola picta Anna Head 1920-7-26 s.n. Sierra Feather River Region, near Gold Lake Camp 2011 Comment
  CAS-BOT-BC466124  Pyrola picta Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Deer Lake Comment
  SJSU11083  Pyrola picta L. Hooker 1965-7-22 Sierra 1 mi N of Independence L 2072 Comment
  CAS-BOT-BC362161  Pyrrocoma apargioides Alice Eastwood 1918-6-29 7836 Sierra Loyalton Comment
  JEPS23649  Pyrrocoma hirta var. lanulosa Robert Ornduff 1957-7-22 4352 Sierra in meadow about 200 ft e Independence Lake (near road leading from Hwy 89) Comment
  CAS-BOT-BC328151  Pyrrocoma lucida W. Harnach; N. Harnach 1990-8-17 510 Sierra Strang Ranch (Elvers back 80), Sierra Valley 1524 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
  CAS-BOT-BC328154  Pyrrocoma lucida John Thomas Howell 1955-7-20 30879 Sierra Near Calpine, Sierra Nevada 1508 Comment
  UCD133727  Pyrrocoma racemosa var. paniculata Beecher Crampton 1957-7-24 4414 Sierra Gordon Van Vleck Ranch. Sierra Valley. 4 miles northeast of Sattley. Comment
  CAS-BOT-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
  JEPS120551  Quercus chrysolepis Tim Hanson 2013-9-3 6 Sierra Northern High Sierra Nevada. On south facing slope of Slate Creek canyon approximately 6 air km northeast of La Porte. Comment
  UCD40467  Quercus chrysolepis Rodney Gale Myatt 1972-1 1564 -7 Sierra Fournier. 1220 Comment
  UCD82662  Quercus chrysolepis Rodney Gale Myatt 1972-1 1564 -2 Sierra Fournier. 1220 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
  HSC8267  Quercus kelloggii R. G. Means 1962-6-22 17 Sierra 2.3 mi. E of Downieville, Hwy. 49 915 Comment
  SEINET10431740  Quercus kelloggii Unknown 1936-10-4 s.n. Sierra A few miles W of Loyalton. 2347 Comment
  CAS-BOT-BC104612  Quercus vacciniifolia George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  UC338540  Quercus vacciniifolia unknown 1890-10-20 Sierra Oleson's ranch Sierra Valley Comment
Read comments
Jul 12 2007
  JEPS87652  Raillardella argentea Lowell Ahart 1994-7-1 7436 Sierra n side of Henness Pass Rd e Keystone Mountain (about 1 1/2 mi ne of Middlewaters, about 11 air mi ne of Alleghany); Keystone Gap 2011 Comment
  CHSC40632  Raillardella scaposa J. D. Jokerst 1982-9-10 1669 Sierra Along trail to summit of Sierra Buttes from Packer Lake. 2316 Comment
  UC1477425  Ranunculus Nancy Morin July 1978 273 Sierra Bear Valley Rd Kyburz Flat Comment
  CAS-BOT-BC379427  Ranunculus alismifolius var. alismellus Belle R. Jackson 1932-6-1 s.n. Sierra Yuba Pass Comment
  SJSU13875  Ranunculus alismifolius var. alismifolius N. A. Hopkins 1985-6-18 1281 Sierra between Hwy 89 & Carmen Valley 1554 Comment
  CAS-BOT-BC380419  Ranunculus alismifolius var. hartwegii J. G. Lowman s.n. Sierra Sierra Valley 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
  SEINET10536064  Ranunculus aquatilis Heidi H. Schmidt 1993-6-13 Schmidt 851 Sierra Tahoe National forest on state highway 89. 1.7 miles N of Sierraville. Sagebrush flats, meadow. 1650 Comment
  CHSC81049  Ranunculus flammula var. ovalis Lowell Ahart 2001-8-10 9107 Sierra About 200 yards west of the dam, diversion dam across the Little Truckee River (water flows to Sierra Valley), about 150 yards south of Fiberboard Road (Forest Road 18), about 1/8 mile north of Henness Pass Road, about 5 miles (air) east of Webber Lake. 1920 Comment
  SJSU12169  Ranunculus glaberrimus var. ellipticus N. A. Hopkins 1984-3-7 1187 Sierra c. 1 mi SW of Calpine 1524 Comment
  UCD96830  Ranunculus occidentalis R. Randell 1996-5-26 26 Sierra Tahoe National Forest, Wild Plum Loop Road, 0.8 miles from Wild Plum Road, 1.25 miles from highway 49. 1500 Comment
  UCR197000  Ranunculus occidentalis George K. Helmkamp, E. A. Helmkamp 2008-5-20 13480 Sierra Sierra Nevada Mountains Foothills, Henness Pass road, 3.4 miles northeast of Camptonville 1261 Comment
  SEINET5338834  Ranunculus occidentalis var. ultramontanus P. A. Lehenbauer 1930-5-15 1449 Sierra Verdi Glen. Comment
  SEINET5338854  Ranunculus orthorhynchus R. J. Holl 1948-5-22 55 Sierra Dog Valley, 8 miles west of Verdi. 1585 Comment
  UC1368481  Ranunculus orthorhynchus var. orthorhynchus R. K. Gierisch and D. H. Esplin 1969-6-25 3487 Sierra Saddle Mdw. Tahoe National Forest 1950 Comment
  RSA21688  Rhamnus purshiana Carl B. Wolf 1937-8-6 9048 Sierra Northern Sierra Nevada, North Fork of Yuba River, 5 miles above Downieville. 1067 Comment
  RSA88511  Rhamnus rubra J. T. Howell 1951-8-21 28279 Sierra W side of Yuba Pass 1524 Comment
  SEINET12216479  Ribes californicum J. G. Lemmon 1874-1 80 Sierra Sierra Co., &c Comment
  CAS-BOT-BC108758  Ribes cereum John Thomas Howell; Gordon H. True 1970-7-14 5524 Sierra Sierra Nevada. At Verdi Peak Lookout, Verdi Range. 2560 Comment
  CAS-BOT-BC108759  Ribes cereum Gordon H. True 1967-7-31 3673 Sierra Verdi Peak Road ca. 1.5 mile below summit. 2438 Comment
  SEINET5733208 Image available Ribes cruentum Johnny O. Johnson 1974-1 52 Sierra State Highway 49, 7 miles east of Downieville.; Downieville 1219 Comment
  CAS-BOT-BC169088  Ribes inerme var. inerme Rimo Bacigalupi 1927-7-4 1611 Sierra Along banks of North Fork of the Yuba River, 2 miles west of Yuba Pass 1920 Comment
  CAS-BOT-BC169089  Ribes inerme var. inerme Wm. Bridge Cooke 1939-7-21 13702 Sierra In the vicinity of the outlet of the Municipal spring above Howard - Mount Shasta 1280 Comment
  CHSC75805  Ribes inerme var. inerme Lowell Ahart; Vernon H. Oswald 1999-7-26 8128 Sierra On the west side of Independence road, just south of the Little Truckee River, south of Fibreboard Road, about 7 miles (air) east of Webber Lake. 1889 Comment
  SEINET5339685  Ribes montigenum C. Bell 1962-5-9 1 Sierra New Dog Valley Road; west of Verdi, to left of road about 1 1/2 miles out, on upper bank 1615 Comment
  CAS-BOT-BC219258  Ribes nevadense Jean L. Pawek 1956-5-22 57 Sierra Highway 49, just above Sierra City 1219 Comment
  CAS-BOT-BC219259  Ribes nevadense M. Lavin 1982-6-27 4154 Sierra Salmon Lake just N of Sierra Buttes, 13 miles from Portola 1981 Comment
  SJSU12137  Ribes nevadense N. A. Hopkins 1975-5-8 639 Sierra just E of Sierra -Yuba county line 944 Comment
  UC496458  Ribes nevadense Merle Randall 1930-6-26 Sierra Falls, Hawley Grade Lake Tahoe Region Comment
  RSA0023147  Ribes nevadense Robert F. Thorne 1974-7-30 45025 Sierra Tahoe National Forest: Goose, Haven and Snag Lakes area. 2058 Comment
  JEPS49170  Ribes roezlii L. S. Smith 1926-4-12 1761 Sierra w end Rebel Ridge; Tahoe National Forest, Comptonville District 701 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
  UC566232  Ribes roezlii A. Lewis 1934-7-5 496 Sierra 2.2 mi ne Poverty Hill; Downieville Quadrangle 1584 Comment
  SEINET5339783  Ribes roezlii L. McKenzie 1948-5-10 10 Sierra West slope of canyon, 3 miles west of Verdi, NV. Comment
  CAS-BOT-BC186282  Ribes roezlii var. roezlii Alice Eastwood 1918-4-6 6768 Sierra Downieville Comment
  SEINET12220403  Ribes velutinum J. G. Lemmon 1874-1 s.n. Sierra Sierra Co. &c Comment
  SEINET5339822  Ribes velutinum P. A. Lehenbauer 1933-5-24 1630 Sierra [Sierra Nevada] Balls Canyon Comment
  CAS-BOT-BC168788  Ribes viscosissimum L. P. Janeway 1984-8-12 996 Sierra Ridge-top just south of Packer Saddle 2148 Comment
  CAS-BOT-BC168789  Ribes viscosissimum Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Salmon Lake Comment
  SJSU9812  Rigiopappus leptocladus C. W. Sharsmith 1982-5-30 8663 Sierra 2 mi N of Sattley on Sattley-Beckwourth Rd, Sierra Valley 1524 Comment
  UC354488  Rigiopappus leptocladus David D. Keck 1928-6-13 430 Sierra Newman Point Sierra Valley 1500 Comment
  RSA8010  Rorippa curvisiliqua H. A. Barker 1927-8-15 43 Sierra Gold Lake. 1954 Comment
  UCR257740  Rosa bridgesii George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-7-22 19460 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
  SJSU12109  Rosa californica N. A. Hopkins 1983-6-15 1135 Sierra Upper Long Valley W of Bordertown 1584 Comment
  UCD19561  Rosa californica Gerald Dickinson 1963-6-27 45 Sierra A roadside ditch south of Sierraville, Hwy. 89. 1524 Comment
  CDA3963  Rosa canina T. C. Fuller 1962-6-14 9020 Sierra North side of Highway 49 to Downieville, 3.7 miles west of Sierra City. 0 Comment
  JEPS110147  Rosa gymnocarpa Lowell Ahart 2006-6-21 12841 Sierra On the east side of the road, about 3 1/2 miles (by road) northwest of Forest 1421 Comment
  RSA719200  Rosa gymnocarpa L. Ahart 2006-6-21 12841 Sierra On the E side of the road. About 3.5 miles (by road) NW of forest. 1422 Comment
  CAS-BOT-BC383095  Rosa woodsii Andrew Townesmith; Karen M. Meyer 2007-7-16 822 Sierra Tahoe National Forest, Sierraville Ranger District. Along California route 89, 1.0 mile SE of intersection with county road 450 1868 Comment
  CAS-BOT-BC148265  Rosa woodsii var. ultramontana Alice Eastwood 1918-6-29 7807 Sierra Loyalton Comment
  JEPS125758  Rubus armeniacus William Harnach 2013-7-3 1372 Sierra Approximately 150 yards along the Pacific Crest Trail, just south of the intersection with Highway 49, NorthEast of Sierra City, CA Comment
  UCD17663  Rubus leucodermis H. Olmo; R. Bammi 1963-9-12 63 30 Sierra California. Sierra County: U.S. Forest Service Wild Plum Park near Sierra City. Comment
  RSA756086  Rumex acetosella George K. Helmkamp, E. A. Helmkamp 2009-5-28 14843 Sierra 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
  UCD101032  Rumex acetosella N. Hopkins Date Unknown 919 Sierra Ditch by Gold Lk. Rd. 1828 Comment
  CHSC52942  Rumex salicifolius var. denticulatus L. P. Janeway 1989-8-16 3589 Sierra Plumas National Forest Beckwourth Ranger District. Near top of ridge 1/2 mi SE of Chapman Saddle; ca 2 1/4 mi SE of Haskell Pk. Mdw at head of creek. 2133 Comment
  JEPS16783  Rumex salicifolius var. triangulivalvis Rimo Bacigalupi with L. Constance and E. Nasir 1953-9-9 4357 Sierra n edge Webber Lake 2063 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-BC445720  Sagittaria latifolia Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Lusk Meadows Comment
  CAS-BOT-BC102841  Salix boothii L. S. Smith 1931-6-12 10 Sierra Tahoe National Forest, Babbit Springs road to Babbit L.O. 2133 Comment
  CAS-BOT-BC102843  Salix boothii L. S. Smith 1932-5-25 2660 Sierra Tahoe National Forest, Babbit Spring, Jones Valley 2286 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-BC102848  Salix boothii W. R. Dudley 1900-6-21 5473 Sierra Webber Lake to Sierraville head of Sierraville Brook Comment
  CAS-BOT-BC102849  Salix boothii W. R. Dudley 1900-6-21 5413 Sierra West end of Webber Lake near shores Comment
  UC449850  Salix boothii L. S. Smith 1931-6-12 2562 Sierra along rd. to Babbitt Lookout Babbitt Spring; Tahoe Nat'l Forest, Sierraville District 2133 Comment
  CHSC43895  Salix eastwoodiae L. P. Janeway 1984-8-25 1094 Sierra Snag Lake. 2026 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
  CHSC69899  Salix eastwoodiae L. P. Janeway; Eric Schroder 1997-8-13 5324 Sierra Hawley Meadow, at head of Pauley Creek; about 2.5 mi west of Gold Lake. 2029 Comment
  JEPS95769  Salix eastwoodiae George Argus and Susan D'Alcamo 1998-7-23 13803 Sierra Coburn Lake Comment
  LA208598  Salix eastwoodiae Lewis S. Rose; 1934-7-17 34380 Sierra Ridge W of Gold Lake 2133 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-BC103757  Salix exigua Alice Eastwood 1918-6-29 7923 Sierra Loyalton Comment
  CAS-BOT-BC125435  Salix lasiandra var. lasiandra Alice Eastwood 1918-6-29 7921 Sierra Loyalton Comment
  SJSU12146  Salix lasiandra var. lasiandra N. A. Hopkins 1976-6-21 819 Sierra Packer L 1889 Comment
  JEPS125720  Salix lasiolepis William Harnach 2015-8-19 1441 Sierra Basset's station, intersection of Highway 49 and the Gold Lake Road. Comment
  CAS-BOT-BC124522  Salix lasiolepis var. lasiolepis Alice Eastwood 1918-4-6 6787 Sierra Downieville Comment
  CAS-BOT-BC124526  Salix lasiolepis var. lasiolepis Alice Eastwood 1918-4-6 6786 Sierra Downieville Comment
  CAS-BOT-BC124887  Salix lemmonii G. Earle Kelley 1919-1-1 s.n. Sierra Salmon Lake Comment
  CHSC105691  Salix lemmonii Lowell Ahart 2010-9-15 17174 Sierra On the north edge of the first pond, south side of the road and west of the cabin, at the spring, about 2 3/4 miles (air) north of Yuba Pass on Highway 49, about 4 miles (air) east of Haskell Peak. 2134 Comment
  CHSC62497  Salix lemmonii B. Castro 1987-5-8 84 Sierra Ca 6 air mi NE of Strawberry Valley, ca 0.25 mi SE of Poverty Hill, at the old Poverty Hill placer mine. 1359 Comment
  HSC100747  Salix lemmonii Lowell Ahart 2010-9-15 17174 Sierra N edge of first pond, S side of road and W of the cabin at the spring, 2 3/4 (air) mi. N of Yuba Pass on Hwy. 49, 4 (air) mi. E of Haskell Peak. 2135 Comment
  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
  SEINET10412553  Salix lemmonii S. B. Doten 1901-7-2 78 Sierra Webber Lake. Comment
  CHSC63170  Salix lucida subsp. lasiandra Lowell Ahart 1994-7-1 7440 Sierra On the north side of Henness Pass Road, at Keystone Gap, east of Keystone Mountain, about 1 1/2 miles north-east of Middlewaters, about 11 miles (air) north-east of Alleghany. 1889 Comment
  RSA8054  Salix lucida subsp. lasiandra H. A. Barker 1927-6-28 s.n. Sierra Gold Lake. 1951 Comment
  CAS-BOT-BC129517  Salix melanopsis W. R. Dudley 1900-6-21 5522 Sierra At bridge over Little Truckee River along stage road to Sierraville Comment
  JEPS88149  Salix orestera Vernon H. Oswald and Lowell Ahart 1996-8-19 8231 Sierra ca 1.5 mi ne Webber Lake; northern High Sierra, Lake of the Woods 2255 Comment
  UC337819  Salix petrophila unknown Aug. 1875 Sierra peaks near Webber Lake Comment
  CAS-BOT-BC126137  Salix scouleriana Alice Eastwood 1918-4-6 6755 Sierra Downieville Comment
  CAS-BOT-BC126147  Salix scouleriana Alice Eastwood 1918-4-6 6753 Sierra Downieville Comment
  RSA176571  Salix scouleriana Peter H. Raven 1964-6-30 19607 Sierra 3.8 miles W of Satley on State Hwy 19. Comment
  UC1135085  Salix scouleriana A. Lewis 1934-7-5 495 Sierra 2 2/10 mi. ne.e Poverty Hill; Plumas Nat'l Forest, Downieville Quad. Comment
  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
  JEPS99006  Sambucus mexicana Rolf W. Benseler 1997-7-14 622 Sierra North of Ground Hog Rock, Tahoe National Forest Comment
  JEPS99008  Sambucus mexicana Rolf W. Benseler 1997-7-14 622 Sierra North of Ground Hog Rock, Tahoe National Forest Comment
  CAS-BOT-BC238873  Sambucus nigra subsp. caerulea H. Albert Barker 1926-7-16 234 Sierra Gold Lake - west side 1981 Comment
  CAS-BOT-BC238874  Sambucus nigra subsp. caerulea Mrs. E. C. Sutliffe 1918-7-1 s.n. Sierra Salmon Lake Comment
  CAS-BOT-BC236476  Sambucus racemosa subsp. racemosa Elmer I. Applegate 1921-9-7 3362 Sierra Gold Lake 1981 Comment
  SEINET8060178  Sambucus racemosa var. racemosa P. B. Kennedy, S. B. Doten 1901-7-23 204 Sierra Lincoln Valley. Comment
  SEINET8060205  Sambucus racemosa var. racemosa W. Harnach, N. Harnach 1993-7-11 750 Sierra Sierra Valley, ca 2.5 miles S of Yuba Pass Campground on W side of road. 2121 Comment
  RSA151635  Sanguisorba annua Rimo Bacigalupi, H. L. Mason, J. R. Sweeney 1953-7-7 4272 Sierra Near Calpine, Sierra Valley. 1494 Comment
  SD211692  Sanguisorba annua Barbara Ertter 1987-6-12 7093 Sierra Highway 49 on east side Sierra Valley between Sierraville and Loyalton, south foot of Newman Point on Rice Hill, east side of road, dry flats below juniper slopes. 1524 Comment
  SEINET10770917 Image available Sanguisorba annua Barbara J. Ertter 1987-6-12 Ertter 7093 Sierra Hwy 49 on E side Sierra Valley between Sierraville and Loyalton, S foot of Newman Point on Rice Hill, E side of road. T21N R14E. 1524 Comment
  RSA491807  Sanguisorba minor B. Pitzer, S. Morgan, H. Soldan 1988-5-27 890 Sierra Above Ramshorn Campground, on Hwy 49. Ca 15 miles NE of Camptonville and ca 5 miles W of Downieville. 823 Comment
  UCR53730  Sanguisorba minor B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-27 890 Sierra Sierra Nevada Mtns, above Ramshorn Campground on Hwy 49, c. 15 miles NE of Comptonville and c. 5 mi. west of Downieville 823 Comment
  CHSC108091  Sanicula tuberosa Lowell Ahart 2011-9-23 17698 Sierra Forest floor, about 100 yards north of Pass Creek, about 300 yards south of Hennas Pass Road, west of French Meadow, east of Forest Road 70, about 3 miles (air) northwest of Webber Lake. 2016 Comment
  CHSC45885  Sanicula tuberosa Lowell Ahart 1972-4-28 95 Sierra Near Slate Creek, about 10 air miles south of La Porte. 914 Comment
  SEINET11160272  Sanicula tuberosa W. Harnach, N. Harnach 2000-6-17 913 Sierra Sierra Valley, 1 mile W of the intersection of Mountain Quail Road with Hwy 89, ca 2 miles S of Calpine. 1524 Comment
  SEINET10454584  Sanicula tuberosa Lowell Ahart, Peter Ahart 1983-10-27 Ahart 4488 Sierra Near a dirt road that is ca. 2 mi se of Jackson Meadow Reservoir, ca. 1 mi s of Pass Creek, near Jackson Meadow Reservoir. Red Fir Forest; 2200 m. 2200 Comment
  SEINET11160276  Sanicula tuberosa S. B. Doten 1901-7-2 81 Sierra Webber Lake. Comment
  CHSC69179  Saponaria officinalis Vernon H. Oswald; Lowell Ahart 1997-8-19 8836 Sierra Footes Crossing Rd. (County Rd. 191) on the north side of the Middle Fork of Yuba River, 5.3 mi southwest of Alleghany. Roadside. 1066 Comment
  SEINET10684084  Sarcodes sanguinea Karen M. Meyer, Andrew Townesmith 2007-7-17 Meyer 129 Sierra Tahoe National Forest. 1.0 mi. up road toward Lake of the Woods, off road 07. 2191 Comment
  CAS-BOT-BC466228  Sarcodes sanguinea George Haley 1927-8-6 s.n. Sierra Webber Lake Comment
  CAS-BOT-BC466229  Sarcodes sanguinea Miss Michener 1893-8-1 s.n. Sierra Unspecified Comment
  SEINET7257577  Sarcodes sanguinea F. H. Hillman 1895-6-29 s.n. Sierra Dog Valley Comment
  UC34400  Sarcodes sanguinea Miss Michener Aug, 1893 Sierra Comment
  UCD117992  Sarcodes sanguinea James F. Arthur 1966-5-14 68 Sierra State Highway 49, 12 miles northeast of Sierra City, on Yuba Summit before entering Sierra Valley. 2133 Comment
  CAS-BOT-BC436868  Saxifraga Lowell Ahart 1975-6-28 s.n. Sierra 2 miles east of Gibsonville, Sierra Nevada 1981 Comment
  JEPS95351  Saxifraga bryophora Lowell Ahart 1994-7-1 7423 Sierra 11 air miles NE of Alleghany (S of the larger pond, N side of Henness Pass Road, at Keystone Gap, E of Keystone Mountain, 1 1/2 mi NE of Middlewaters) 1889 Comment
  SEINET11261797  Saxifraga californica George K. Helmkamp, E. A. Helmkamp 2011-6-9 17538 Sierra Northern Sierra Nevada Mountains Foothills: 5.9 miles N of Camptonville along CA-49, about 1.2 miles NE of the Yuba Co. line.; 0 Comment
  PASA901  Saxifraga integrifolia Margaret Stason 1932-6-21 428 Sierra near Hobarts Mills Comment
  RSA88608  Saxifraga oregana John T. Howell 1951-8-21 28267 Sierra Yuba Pass. 2043 Comment
  CHSC32079  Sceptridium multifidum L. Ahart 1977-11-13 1606 Sierra Ca. 2 mi n of Scales. 1600 Comment
  RSA0101557  Sceptridium multifidum Anonymous 1885-09 s.n. Sierra Near Downieville buttes. Comment
  UCD126462  Schedonorus arundinaceus P. B. Kennedy 1929-7-29 s.n. Sierra Sierra City to Sierraville. Comment
  SD134084  Schoenoplectus acutus Fred Sommers 1976-8-14 215 Sierra Sierra Valley Marsh, along Dyson Lane. In standing water in roadside ditch. 1524 Comment
  RSA366031  Scirpus congdonii L. S. Rose 1934-7-17 34383 Sierra West of Gold Lake 2134 Comment
  SEINET7592334 Image available Scirpus congdonii Lewis S. Rose 1934-1 34383 Sierra W. of Gold Lake 2134 Comment
  SEINET9184250  Scirpus microcarpus W. Harnach, N. Harnach 1990-6-6 336 Sierra Sierra Valley, 0.5 miles S of Sattley, Martinetti Ranch (the fenced in cow bog). 1518 Comment
  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
  RSA238368  Scribneria bolanderi Frederick W. Oettinger 1968-8-1 348 Sierra Along inlet stream to Little Hancock Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2043 Comment
  SEINET13751457  Scrophularia desertorum W. Harnach, N. Harnach 1990-5-28 329 Sierra Sierra Valley, W of Loyalton, Balderson Ranch, Antelope Valley. 1554 Comment
  UC1523373 Image available Scutellaria antirrhinoides J. G. Lemmon September 1874 Sierra Comment
Read comments
Dec 29 2006
  UC1552842  Scutellaria bolanderi subsp. bolanderi Frederica Bowcutt 1985-6-7 584 Sierra 2 mi w of Sierra City (along Hwy 49); Tahoe National Forest 1158 Comment
  HSC96385  Scutellaria californica Richard G. Olmstead 1986-6-14 844 Sierra Along Hwy. 49 at roadcut, 5.5 mi. N of Camptonville 780 Comment
  UC1523371  Scutellaria siphocampyloides J. G. Lemmon August 1874 Sierra Comment
  JEPS87649  Sedum laxum subsp. laxum Lowell Ahart 1994-7-1 7437 Sierra about 1 1/2 mi ne Middlewaters (s of the larger pond, slope on n side Henness Pass Road at Keystone Gap, e of Keystone Mountain, about 11 mi (air) ne of Alleghany); e of Keystone Mountain, ne of Middlewaters, Keystone Gap 1889 Comment
  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
  JEPS124074  Selaginella wallacei Lowell Ahart 2015-5-9 20158 Sierra About 300 yards west of Highway 49, about one mile west of Indian Valley. Comment
  CAS-BOT-BC363699  Senecio hydrophilus R. Ornduff 1957-7-22 4351 Sierra Lake east of Independence Lake Comment
  CAS-BOT-BC363800  Senecio integerrimus D. E. Breedlove 1962-6-13 3481 Sierra Along State Highway 89, 10.7 miles north of Sierraville 1615 Comment
  CAS-BOT-BC363802  Senecio integerrimus Javier Penalosa 1962-6-20 2546 Sierra Little Truckee River at Highway 89 1905 Comment
  CAS-BOT-BC363931  Senecio integerrimus var. exaltatus Catherine Best 1984-6-19 992 Sierra On Hwy. 49 at the Yuba Summit Comment
  CAS-BOT-BC363929  Senecio integerrimus var. exaltatus W. Harnach; N. Harnach 1989-5-9 067 Sierra Sierra Valley. Kirkpatrick Ranch 1504 Comment
  RSA0125024  Senecio integerrimus var. exaltatus Robert Gustafson 1985-6-10 3145 Sierra Near the jct. of Hwy. 49 and Forest Service road 12 Yuba Pass summit. 2042 Comment
  SEINET3388459 Image available Senecio lugens var. exaltatus Lewis S. Rose 1934-7-1 34300 Sierra N.W. of Gold Lake 2103 Comment
  JEPS37282  Senecio serra var. serra W. L. Jepson 1896-8-26 Sierra w of Reno, Nevada; Dog Valley 1828 Comment
  JEPS102636  Senecio streptanthifolius Lowell Ahart 2001-8-10 9101 Sierra Base of a steep bluff, ca 100 ft SW of the dam, diversion dam across the Little Truckee River (flows to Sierra Valley), ca 150 yds s of Fiberboard Road (Forest Road 18), ca 1/8 mi n of Henness Pass Road, ca 5 mi (air) e of Webber Lake. 1920 Comment
  CAS-BOT-BC364417  Senecio triangularis Lowell Ahart 1978-9-26 s.n. Sierra On the north side of Mt. Fillmore 2200 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
  CHSC53034  Senecio triangularis L. P. Janeway 1989-8-16 3592 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 the creek. 2133 Comment
  POM148022  Senecio triangularis George Haley 1927-8-6 9411 Sierra Webber Lake Comment
  CAS-BOT-BC364534  Senecio vulgaris W. Harnach; N. Harnach 1990-10-23 534 Sierra Sierra Valley. East side of Loyalton swimming pool building 1504 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
  UCD116762  Sidalcea N. Hopkins 1983-6-15 1144 Sierra Long Valley Road. Comment
  JEPS113913  Sidalcea gigantea Dean W. Taylor 2001-8-2 17889 Sierra bog on the north side of Forest Road 20N35 about 0.5 miles East of the intersection with County Road 690 (ca. 1 air mile NE of Union Hill, Goodyear's Bar 71/2 USGS quadrangle 1341 Comment
  CHSC66599  Sidalcea glaucescens Lowell Ahart 1996-7-25 7694 Sierra Old Henness Pass Road, French Meadow, about 2 miles west of Webber Lake. 1950 Comment
  UCSB27061  Sidalcea malviflora 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
  UCR257795  Sidalcea oregana subsp. oregana George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-7-22 19452 Sierra Northern Sierra Nevada Mountains, Henness Pass Road, 1.1 mile east of its junction with CA-89 at the north end of Kyburz Flat 1907 Comment
  JEPS743  Sidalcea oregana subsp. spicata W. L. Jepson 1934-8-2 16789 Sierra 2 mi e Bassett sta. (Pioneer sta., North Fork Yuba River); North Fork Yuba River, Pioneer Sta. e of Bassett sta. 1706 Comment
  SEINET8665914  Silene antirrhina W. Harnach 2013-4-25 1315 Sierra 1.6 miles west of Goodyears Bar on Hwy 49 and north of the Ramshorn campground. 867 Comment
  SEINET10537665  Silene bernardina var. sierrae Lowell Ahart 1991-7-29 Ahart 6701 Sierra On the west side of Negro Creek, west of Burlington, about 1 mile northeast of Harris Meadow, about 1 1/4 miles northeast of Granite Mountain. Red Fir Forest. T19N R11E NS11. 1829 Comment
  CHSC20596  Silene douglasii Robert A. Schlising 1964-7-11 2736 Sierra Sierra Nevada. Gold Creek Road, NE of Sierra City, at campsite on Packer Lake Road. Comment
  SD147601  Silene douglasii John Thomas Howell, Gordon H. True 1970-7-14 5523 Sierra At Verdi Peak Lookout, Verdi Range. 2560 Comment
  SJSU14272  Silene douglasii var. douglasii N. A. Hopkins 1989-8-6 1570 Sierra on Deadmans Peak 1981 Comment
  CHSC110767  Silene invisa Dean Wm. Taylor 2011-8-10 21151 Sierra Sierra Nevada. Henness Pass Road 2 miles Eat of Keystone Gap 2072 Comment
  HSC93198  Silene invisa Vernon H. Oswald, L. Ahart 1996-8-19 8199 Sierra Yuba Pass-Weber Lake Rd., 1.2 mi. S of the rd. to Lincoln Valley 2348 Comment
  JEPS125736  Silene laciniata subsp. californica William Harnach 2015-5-6 1404 Sierra Above Ramshorn Campground on Highway 49, 1.6 miles West of Goodyears Bar. Uppermost limits of the barrens. Comment
  POM160300  Silene lemmonii J. G. Lemmon 1889-6-8 s.n. Sierra Sierra Valley. [county not specified] Comment
Read comments
Jun 10 2012
  CAS-BOT-BC389278  Silene lemmonii Forest Sheehan 1970-6-6 s.n. Sierra Near Scales 1371 Comment
  CAS-BOT-BC389279  Silene lemmonii Gordon H. True 1966-4-28 2761 Sierra South Yuba River at head of Excelsior Ditch about 1 1/2 miles east of Hiway 49 bridge 579 Comment
  SEINET8879723  Silene lemmonii S. B. Doten 1901-1 s.n. Sierra Webber Lake. Comment
  NY1104514  Silene lyallii J. G. Lemmon 1874-1 - 16 Sierra Comment
  UC120168  Silene nuda J. G. Lemmon 1875-1 33 Sierra Comment
  CAS-BOT-BC181362  Silene occidentalis Rimo Bacigalupi 1927-7-4 1620 Sierra Banks of the north fork of Yuba River, 2 miles west of Yuba Pass 1920 Comment
  SBBG6660  Solanum parishii H. and M. Dearing 1939-5-9 3310 Sierra N fork Yuba River near Downieville Comment
  JEPS124602 Image available Solanum umbelliferum C. Meek 1969-6-27 34 Sierra 3.75 miles west of Sierra CIty on Hi # 49 Comment
  UCR257804  Solidago canadensis subsp. elongata George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-7-23 19514 Sierra Northern Sierra Nevada Mountains, Stampede Dam Road, 1.7 miles north of the Nevada County line, just east of Stampede Reservoir 1770 Comment
  CAS-BOT-BC365546  Solidago elongata Catherine Best 1983-8-29 887 Sierra Along the road to Gold Lake Comment
  CHSC108099  Solidago elongata Lowell Ahart 2011-9-23 17709 Sierra Growing on the west side of Pass Creek, south of Hennas Pass Road, west of French Meadow, east of Forest Road 70, about 3 miles (air) northwest of Webber Lake. 2015 Comment
  CHSC43998  Solidago elongata L. P. Janeway 1984-8-25 1081 Sierra Lake just SW of Snag Lake. Near the edge of the lake. 2026 Comment
  CHSC66786  Solidago elongata Vernon H. Oswald; Lowell Ahart 1996-8-19 8237 Sierra Northern High Sierra Nevada. Forest Rt. 07 E of Webber Lake, 0.5 mi E of the road to Lake of the Woods. On roadside. 2042 Comment
  UC334396  Solidago elongata unknown 1890-1 Sierra Oleson's ranch , Oleson's Ranch (Sierra Valley) Comment
  SJSU13904  Solidago spectabilis N. A. Hopkins 1986-9-23 1384 Sierra Hwy 89 on SW side Sierra Valley 1524 Comment
  SEINET13710088  Solidago spectabilis Lowell William Ahart, Lowell William Ahart 2001-1 9070 Sierra Hobart Mills Rd. 1 Air Mi. SE of Stampede Reservoir (T18N, R17E, sec 31, NW 1/4) 5900 Ft. 1798 Comment
  SJSU12244  Solidago velutina subsp. californica N. A. Hopkins 1982-9-23 1118 Sierra c. 1.5 mi SW of Calpine 1524 Comment
  UC1070229  Solidago velutina subsp. californica A. Lewis 1934-8-5 526 Sierra 4 1/2 mi w Sierra City; Downieville Quad., Tahoe National Forest Comment
  UC1128687  Sorbus californica C. G. Albertus 1935-9-11 282 Sierra 1.05 mi sw of Sawmill; Tahoe National Forest 1981 Comment
  UCD94844  Sparganium emersum Malcolm A. Knobs; S. Galen Smith 1949-8-20 1498 Sierra Ca. 1/2 mile W of Loyalton, on road to Sierraville, Sierra Valley. Comment
  JEPS125790  Sphaeralcea munroana William Harnach 2012-6-24 1254 Sierra Newman Point, 5 miles North of Sierravillle on Highway 49 to Loyalton. Comment
  RSA252502  Spiraea densiflora Robert F. Thorne, C. W. Tilforth 1969-9-6 39218 Sierra N margin of Gold Lake. 1951 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
  JEPS88183  Spiranthes romanzoffiana Vernon H. Oswald and Lowell Ahart 1996-8-19 8222 Sierra Yuba Pass-Weber Lake Rd (Forest Rt. 12) 1.5 mi s road to Haypress Valley; northern High Sierra Nevada 2194 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
  UCR257744  Stachys ajugoides var. rigida George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-7-22 19444 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
  JEPS87500  Stellaria calycantha Lowell Ahart 1993-9-10 7198 Sierra about 1 mi sw Gibsonville to Johnsville dirt road (on n side of Mount Fillmore, at end of poor dirt road, about 100 yds sw of the stream); Mount Fillmore 2133 Comment
  JEPS98292  Stellaria crispa Lowell Ahart 2000-7-13 8583 Sierra On damp sand along Negro Creek, west of Burlington, about 2 miles (air) northwest of Middle Waters, about 8 miles (air) northeast of Alleghany. 1584 Comment
  SEINET8884603  Stellaria longipes W. Harnach, N. Harnach 1990-6-6 339 Sierra Sierra Valley, 0.5 miles S of Sattley, Martinetti Ranch. 1518 Comment
  SEINET8884562  Stellaria longipes S. B. Doten 1901-6-20 s.n. Sierra Near Little Truckee. Comment
  CAS-BOT-BC391215  Stellaria longipes subsp. longipes Lin Grayson 1981-5-16 050 Sierra Intersection of Hwy 49 & Gold Lake Rd. 1666 Comment
  SEINET10537542  Stellaria umbellata Lowell Ahart 1991-7-22 Ahart 6690 Sierra In French Meadow, about 1/4 mile south of Henness Pass Road, about 3 miles northwest of Webber Lake. Mountain Meadow in Red Fir Forest. T19N R7E NW/S24. 2134 Comment
  CAS-BOT-BC375575  Stephanomeria lactucina John Thomas Howell 1969-9-13 46103 Sierra Little Truckee River near outlet of Webber Lake 2042 Comment
  SEINET8584747 Image available Stephanomeria lactucina W. Harnach 2012-7-30 1256 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
  HSC93200  Stephanomeria lactucina Vernon H. Oswald, L. Ahart 1996-8-19 8209 Sierra Yuba Pass-Weber Lake Rd. (Forest Rte. 12) 1 mi. S of Long Valley Creek, 2.3 mi. S of the road to Bassetts 2226 Comment
  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
  UCR17469  Stipa lemmonii Frank C. Vasek 1975-7-10 750710- 11 Sierra Sierra Nevada Mtns., 1 mi west of State Hwy 89 on Henness Pass Rd. 1951 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
  UCR257691  Stipa occidentalis var. californica George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-7-22 19473 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
  CDA25180  Streptanthus polygaloides L. Ahart 2006-6-21 12807 Sierra On the west side of the Foote Road, about 3.7 miles (by road) southwest of Alleghany. Comment
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Jun 21 2014
  HSC96850  Streptanthus polygaloides L. Ahart 2006-6-21 12830 Sierra Along road about 2.5 mi. W of Forest. 1398 Comment
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Jun 21 2014
  JEPS108764  Streptanthus polygaloides Lowell Ahart 2006-6-21 12807 Sierra On the west side of the Foote Road, about 3.7 miles (by road) southwest of Alleghany 1093 Comment
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Jun 21 2014
  CAS-BOT-BC87419  Streptanthus polygaloides R. C. Barneby; John Thomas Howell 1954-5-12 11477 Sierra 4 miles west of Downieville. 807 Comment
  CAS-BOT-BC87422  Streptanthus polygaloides Herbert L. Mason 1959-5-24 14899 Sierra In canyon of north fork of the Yuba River, exactly opposite Goodyears Bar (above north bank of river). 853 Comment
  UCD116111  Streptanthus polygaloides P. B. Schultz 1967-6-30 23 Sierra State Highway 49 at Goodyears Bar turnoff. 833 Comment
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Jun 21 2014
  CAS-BOT-BC87830  Streptanthus tortuosus John Thomas Howell; Gordon H. True 1969-6-25 45850 Sierra Sierra Nevada. 3 miles north of Bassetts on road to Gold Lake. 1950 Comment
  CAS-BOT-BC87837  Streptanthus tortuosus Mrs. Marion (Andrew) Zimmermann 1973-6-6 s.n. Sierra Sierra Nevada. 7.8 miles east of Downieville. Comment
  RSA8003  Streptanthus tortuosus H. A. Barker 1927-7-17 812 Sierra Snake Lake. 1982 Comment
  UC495573  Streptanthus tortuosus Merle Randall 1930-6-26 Sierra Falls Lake Tahoe Region, Hawley Grade Comment
  UCD40310  Streptanthus tortuosus Rodney Gale Myatt 1971-7-3 s.n. Sierra Hillside above Hwy 49, just to the north of Yuba River. Near Oregon Creek, Alleghany Road, and Sierra County line. 195 Comment
  SEINET12006996  Streptanthus tortuosus J. G. Lemmon 1874-1 10 Sierra Sierra Co., &c Comment
  HSC96842  Streptanthus tortuosus var. suffrutescens L. Ahart 2006-6-28 12895 Sierra NW side of dirt road from Gibsonville to Johnsville, 200 yds. NE of the camp and road to Howland Flat, less than 0.5 mi. NE of Lake Delahunty, 1.75 mi. NE of Gibsonville 1902 Comment
  JEPS108765  Streptanthus tortuosus var. suffrutescens Lowell Ahart 2006-6-21 12822 Sierra On the north side of the road, about 2 miles (by road) west of Forest 1329 Comment
  SJSU12153  Subularia aquatica subsp. americana N. A. Hopkins 1976-9-17 881 Sierra inlet to Packer L 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
  SEINET8071402  Symphoricarpos oreophilus P. A. Lehenbauer 1937-6-8 52 Sierra On Truckee River 25 miles W of Reno, NV, at Iceland, S side of river by falls. 1676 Comment
  CAS-BOT-BC245766  Symphoricarpos rotundifolius Gordon H. True 1967-7-31 3674 Sierra Verdi Peak Road ca. 1.5 miles below summit 2438 Comment
  JEPS12680  Symphoricarpos rotundifolius var. rotundifolius L. S. Smith 1931-6-29 2570 Sierra Dog Valley; Tahoe Forest 1981 Comment
  UC1119990  Symphoricarpos rotundifolius var. rotundifolius G. T. Nordstrom 1936-7-9 918 Sierra 2.1 mi NNW of Dog Valley Comment
  JEPS113938  Symphyotrichum ascendens W. and N. Harnach 2000-9-9 1006 Sierra Sierra Valley 1 mile east of Calpine, CA and 0.75 miles north of Calpine Road (home) 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
  CAS-BOT-BC98426  Symphyotrichum spathulatum Mrs. E. C. Sutliffe 1925-10-1 s.n. Sierra Salmon Lake Comment
  JEPS16781  Symphyotrichum spathulatum Rimo Bacigalupi with L. Constance and E. Nasir 1953-9-9 4354 Sierra Sierraville 1417 Comment
  SD42514  Symphyotrichum spathulatum Carl B. Wolf 1937-8-6 9061 Sierra Church Meadow, southeast of Gold Lake. 2040 Comment
  CAS-BOT-BC376831  Tanacetum vulgare W. Harnach; N. Harnach 1989-8-27 251 Sierra Sierra Valley. Strang Creek 1499 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
  CAS-BOT-BC376983  Taraxacum officinale Javier Penalosa 1962-6-20 2547 Sierra Little Truckee River at Highway 89 1905 Comment
  CHSC11046  Taraxia tanacetifolia Lowell Ahart 1966-8-13 Sierra Near Loyalton. 1524 Comment
  UCD13195  Tellima grandiflora Orlando Mistretta 1976-5-15 18 Sierra 5.5 miles N of Comptonville along Hwy. 49. 914 Comment
  UC1070353  Tetradymia canescens C. G. Albertus 1935-10-11 292 Sierra 2.3 mi ne Loyalton; Sierraville Quad. 1508 Comment
  CAS-BOT-BC399685  Thalictrum fendleri Lewis S. Rose 1934-7-14 34362 Sierra Gold Lake 1950 Comment
  SJSU14224  Thalictrum fendleri N. A. Hopkins 1989-8-29 1583 Sierra meadow below Coburn L, Berry Cr drainage c.5 mi S of Yuba Pass 2255 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
  SD9914  Thelypteris nevadensis Mrs. R. M. Austin 1875-1 Sierra Sierras Comment
  UCD93356  Thinopyrum intermedium Beecher Crampton 1957-7-24 4410 Sierra Gordon Van Vleck Ranch. Sierra Valley. 4 miles northeast of Sattley. Comment
  SEINET12434697  Thlaspi arvense W. Harnach, N. Harnach 1990-4-22 270 Sierra Sierra Valley, W side of Herriot Lane, approx. 0.5 miles N of Hwy 49 1494 Comment
  CAS-BOT-BC88143  Thlaspi arvense W. Harnach; N. Harnach 1990-4-22 270 Sierra<