Search Results — 2000 specimen records retrieved (1439 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
  CAS-BOT-BC77981  Abies concolor W. R. Dudley 1909-8-1 s.n. Plumas Sierra Valley Comment
  OBI20287  Abies concolor Earl P. Dirmeyer 1916-1 s.n. Plumas Quincy, N eastern CA; Plumas Natl Forest Comment
  JEPS42678  Acer glabrum R. H. Platt 1891-1 Plumas region of Prattville , region of Prattville (the Sierras) Comment
  JEPS42747  Acer glabrum R. H. Platt 1891-1 Plumas Prattville region , Prattville region (the Sierras) Comment
  LA204379  Acer glabrum J. A. Ewan; 1934-7-17 8535 Plumas Mt. Elwell, broken country, small clump at foot of low falls along stream. vic. Bear Lake 1981 Comment
  CAS-BOT-BC330983  Acer glabrum var. glabrum A. A. Heller 1915-7-7 12054 Plumas Near the summit of Soapstone ridge in the Sierra Nevada, 12 miles W of Bucks 1676 Comment
  CAS-BOT-BC333232  Acer macrophyllum W. W. Wagner 1919-6-12 284 Plumas Massack Creek near Quincy 1371 Comment
  UCD117017  Acer macrophyllum Matt Georgeff 1992-5-16 12 Plumas 0.7 mile from French Bar, upstreep from French Bar along Feather Road against big sloping hill. 731 Comment
  CAS-BOT-BC28728  Achillea millefolium Anna Head 1920-7-29 s.n. Plumas Lake Center Camp, Feather River Region 1920 Comment
  JEPS37079  Achillea millefolium unknown 1939-8-16 19445 Plumas 1036 Comment
  CAS-BOT-BC210693  Achnatherum lemmonii John Thomas Howell 1975-6-16 51152 Plumas 2 miles northwest of Spring Garden 1173 Comment
  CDA13760  Achnatherum lemmonii G. F. Hrusa, B. Smith, T. D. Wilfred 1996-8-11 13494 Plumas Sierra Nevada; Slopes to E of upper Bull Run Creek off USFS 23N12E. Dry, +- open conifer forest with sandy soil on ridgetop. Dom. by Pinus jeffreyi, Abies concolor. Perennial, bunching. Comment
  UCD50466  Achnatherum lemmonii August L. Hormay 1932-6-11 s.n. Plumas Long Canyon, Plumas National Forest. Comment
  POM180944  Achnatherum lemmonii var. lemmonii A. A. Heller, P. B. Kennedy 1907-7-3 8712 Plumas Hills above Red Clover Valley Comment
  CAS-BOT-BC216883  Achnatherum occidentale Clare B. Hardham 1978-8-11 218012 Plumas About 5 miles SE of Thompson Peak Comment
  UCD50975  Achnatherum occidentale John Thomas Howell 1926-7-24 2100 Plumas near Prattville. 1463 Comment
  CAS-BOT-BC210843  Achnatherum occidentale subsp. californicum Lowell Ahart 1978-7-29 s.n. Plumas 0.5 mile below the Bunker Mine 2000 Comment
  CHSC74148  Achnatherum occidentale subsp. californicum B. Castro; L. Gehrung 1998-10-1 852 Plumas Ca 5.5 air mi NE of Little Grass Valley Reservoir, on ridge just wet of Pilot Peak and overlooking upper end of S Fork Feather River. On N side of river's crossing of USFS Rd 22N60, on SE-facing slope, just SE of the Pacific Crest Trail (across trail serpentine outcrop). 1975 Comment
  UC1024663  Achnatherum occidentale subsp. californicum Leo Whitney 1934-8-6 2186 Plumas 9 mi nw Portola (nw end of Big Grizzley Valley, Freeman Creek); Plumas National Forest, Big Grizzley Valley, Freeman Creek 1828 Comment
  CAS-BOT-BC218041  Achnatherum stillmanii F. T. Griggs 1977-7-17 s.n. Plumas 2-3 meters N of Cub Creek on the E end of Soda Ridge Comment
  CHSC62455  Acmispon americanus var. americanus L. P. Janeway 1993-8-26 4546 Plumas Plumas National Forest. Northwest corner of Sierra Valley; 1 mi west of Beckwourth and 4 mi east of Portola. On the south side of Middle Fork Feather River. 1484 Comment
  CHSC9706  Acmispon americanus var. americanus Nancy Mosman 1971-7-11 71 Plumas Found 3 ft e of Hwy 70 ca. 1.3 mi s of the Beldon turnoff. 1025 Comment
  JEPS122300  Acmispon americanus var. americanus Lowell Ahart 2014-8-24 19759 -A Plumas Center of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. Comment
  CHSC112521  Acmispon nevadensis var. nevadensis L. P. Janeway 2014-7-15 11529 Plumas Northern High Sierra Nevada. Plumas National Forest; Happy Valley, about 6.4 air-km northeast of Cromberg; just northwest of Long Valley Creek along Road 24N97, along the southwest edge of Happy Valley. 1734 Comment
  RSA59408  Aconitum columbianum var. columbianum E. K. Balls 1950-9-8 15717 Plumas Lakes Center Public Campground. 2043 Comment
  CAS-BOT-BC412889  Aconogonon davisiae Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region Comment
  CAS-BOT-BC412892  Aconogonon davisiae Anna Head 1921-7-20 s.n. Plumas Trail above Round Lake, Feather River Region Comment
  CAS-BOT-BC29840  Adenocaulon bicolor Robert J. Weatherby 1950-7-7 1446 Plumas Gansner Creek, Quincy 1219 Comment
  RSA286334  Adenocaulon bicolor R. F. Thorne 1974-7-30 45014 Plumas Plumas National Forest: Butterfly Valley Botanical Area. 1158 Comment
  JEPS87886  Adiantum aleuticum Lowell Ahart 1994-7-28 7532 Plumas sw Bucks Lake (ne of Frenchman Hill); sw of Bucks Lake, ne of Frenchman Hill 1706 Comment
  RSA739869  Adiantum aleuticum L. P. Janeway, B. Castro 2008-10-13 9591 Plumas Soapstone Hill 7.5' Quad, Northern High Sierra Nevada, Near road 23N73Y, 3.4 road km N of Oroville Quincy Hwy and Grizzly Summit, 1.7air kim NNW of Grizzly Summit 1649 Comment
  RSA59333  Adiantum aleuticum E. K. Balls 1950-9-12 15784 Plumas 1.5 miles along trail from Lakes Center Public Campground to Long Lake outlet 2012 Comment
  UCD130285  Agastache urticifolia Albert Grigarick 2011-8-15 294 Plumas 5 miles W of Hwy 89N. From Gray Eagle Resort turn off of Gold Lake Hwy., approx. .25 miles W from Graeagle Trailhead to Hawley Falls. 1885 Comment
  UC54591  Agastache urticifolia H. M. Hall and E. B. Babcock July, 1903 4420 Plumas North Fork Feather River; Sierra Nevada Mountains, North Fork Feather River 1341 Comment
  RSA726332  Ageratina occidentalis L. Ahart, John Dittes 2007-8-9 14454 Plumas On the east side of a ridge, about 200 yards south of the intersection, about 1 mile south of Mount Ingalls, about 5 miles (air) northwest of the north end of Lake Davis. 2417 Comment
  CHSC44184  Agoseris glauca var. monticola Vernon Oswald 1988-7-19 3594 Plumas Willow Lake located SE of Drakesbad just S of the boundary of Lassen Volcanic National Park. 1676 Comment
  SEINET6709870 Image available Agoseris glauca var. monticola W. Harnach, N. Harnach 1990-6-13 367 Plumas Sierra Valley, SW of Beckwourth, Ramelli Ranch (USFS) 1487 Comment
  JEPS107720  Agoseris grandiflora Lowell Ahart, John Dittes 2005-9-19 12421 Plumas On damp disturbed soil, along the west side of a good dirt road, about 1 1/4 miles east of Kettle Rock, about 1 1/4 miles southeast of Taylor Lake 1989 Comment
  CHSC54390  Agoseris heterophylla Vernon Oswald 1991-6-12 4662 Plumas Lassen Volcanic National Park. Terminal Geyser, located between Drakesbad and Willow Lake. 1786 Comment
  CAS-BOT-BC22911  Agoseris heterophylla John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54195 Plumas 2.5 miles northeast of Quincy Junction on road to Mt. Hough 1280 Comment
  CHSC117487  Agoseris monticola Lowell Ahart 2016-6-29 21073 Plumas Top and southwest part of Table Mountain, about 2 miles (air) northwest of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir Dam. 1857 Comment
  CAS-BOT-BC13439  Agoseris retrorsa John Thomas Howell; Walter Knight; Irja Knight; Gordon H. True 1967-6-12 1922 Plumas Butterfly Botanical Area and Vicinity, between valley proper and Darlingtonia bog. 1066 Comment
  UC2042974  Agoseris retrorsa Barbara Ertter with Gary Schoolcraft 1990-5-14 8971 Plumas East side of mountain above Crescent Mill, E of Round Valley Reservoir. Comment
  CAS-BOT-BC13436  Agoseris retrorsa Anna Head 1921-6-22 s.n. Plumas Campbell's Hot Springs, Sierra Valley. 1524 Comment
  CHSC116373  Agrostis Sara M. Taylor; Scott Batiuk 2012-9-12 72 Plumas Plumas National Forest. Slope Fen. Take Mile High Rd (off of Bucks Lake Rd) going north, pass Mill Creek Campground and get onto dirt Rd 24N33 to Mill Creek trailhead. Walk ~1.5 north and then east 3/4 mile to meadow. UTM zone 10, 4424057 N, 655718 E. 1987 Comment
  CAS-BOT-BC127102  Agrostis exarata Clare B. Hardham 1970-8-8 17701 P Plumas Road to Thompson Peak Lookout. 2133 Comment
  SACT000105  Agrostis exarata Malcolm Nobs 1949-8-20 Plumas Marshy meadow about 13 miles southwest of Milford, between Milford and Beckwourth Comment
  UCR123521  Agrostis exarata George K. Helmkamp, Elizabeth Helmkamp 2001-7-7 6865 Plumas Sierra Nevada Mountains, Calif. Hwy 89, 2.3 miles SSE of its junction with Calif. Hwy 36, Lake Almanor Region 1357 Comment
  CAS-BOT-BC139608  Agrostis gigantea Gordon H. True; Walter Knight; Irja Knight 1967-7-10 2189 Plumas Butterfly Botanical Area and Vicinity. Mouth of Butterfly Creek. 883 Comment
  CAS-BOT-BC139411  Agrostis hyemalis Robert J. Weatherby 1950-7-17 1465 Plumas Feather River Camp, 4 miles north of Quincy. 1066 Comment
  CAS-BOT-BC139249  Agrostis idahoensis John Thomas Howell 1960-7-23 35956 Plumas Lassen Volcanic National Park. Drakesbad. Near Soda Spring. 1828 Comment
  CDA13973  Agrostis pallens G. F. Hrusa 1996-8-2 13437 Plumas Sierra Nevada; 1 mi. NW of Argentine Rock. on trib. of Squirrel Creek. Comment
  RSA739743  Agrostis pallens L. P. Janeway 2007-7-13 9180 Plumas French Hill and western end of Red Mountain, near Rd.. 23N69; above the head of Frizier Creek. 1786 Comment
  CAS-BOT-BC138704  Agrostis scabra Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1500 Plumas Butterfly Botanical Area and Vicinity. Along road at Fern Glen. 1097 Comment
  CAS-BOT-BC138709  Agrostis scabra Malcom A. Nobs; S. Galen Smith 1949-8-18 1366 Plumas Last Chance Marshes at north end of Lake Almanor, just south of Chester. Comment
  CAS-BOT-BC138717  Agrostis scabra Hans Leschke 1954-7-3 s.n. Plumas Lassen Volcanic National Park. Near Boiling Springs Lake. 1798 Comment
  RSA0105475  Agrostis scabra Lowell Ahart 2014-8-31 19800 A Plumas In and along the sides of Black Rock Creek, about 200 yards south of the foot bridge across Black Rock Creek, about 200 yards south of the Black Rock, Little Grass Valley Reservoir, about 4 1/2 miles (air) northwest of La Porte. 1536 Comment
  RSA59661  Agrostis scabra E. K. Balls 1950-9-9 15731 Plumas West of Lakes Center Public Campground. Southern Plumas County. 2043 Comment
  CHSC92275  Agrostis variabilis Lowell Ahart; Josephine Guardino 2005-8-10 12324 Plumas Bog in a small wet meadow, a small branch of Lights Creek, east side of Forest Road 27N54, about 5 1/2 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1821 Comment
  UC441332  Alisma plantago-aquatica Mrs. R. M. Austin Aug. 1896 505 Plumas Big Meadows Comment
  CHSC108034  Alisma triviale L. P. Janeway 2011-9-22 10735 Plumas Northern High Sierra Nevada. Plumas National Forest; a series of shallow ponds in Secret Diggings, 2.3 km south of La Porte. 1468 Comment
  CAS-BOT-BC445449  Alisma triviale Robert J. Weatherby 1950-7-28 1505 Plumas Near Indian Creek, 2 miles south of Crescent Mills. 1036 Comment
  CAS-BOT-BC131950  Allium Catherine Best 1980-6-13 s.n. Plumas Hwy. A23 - 3 mi south of Beckwourth Comment
  SEINET3883801  Allium anceps Stanley L. Welsh, N. Duane Atwood 2001-6-13 28129 Plumas Red Clover Valley, ca 12 miles north of Beckwourth.; 0 1679 Comment
  SD6422  Allium atrorubens Mrs. R. M. Austin 1880-1 Plumas Big Meadows. Comment
  CAS-BOT-BC466466  Allium campanulatum C. R. Quick 1950-6-18 50 -12 Plumas Open Jeffrey pine-lodgepole pine flat, 1 mile W of Almanor Inn on south shore of Lake Almanor Comment
  CAS-BOT-BC466612  Allium campanulatum John Thomas Howell 1961-6-21 36663 Plumas Greenville 1097 Comment
  CAS-BOT-BC466616  Allium campanulatum Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1967-6-12 1934 Plumas Between valley proper and Darlingtonia bog 1066 Comment
  CAS-BOT-BC466623  Allium campanulatum Frank W. Peirson 1926-6-21 6805 Plumas Quincy. Northern Sierra Nevada 2074 Comment
  RSA123164  Allium campanulatum B. O. Schreiber 1938-7-10 2526 Plumas 1/4 mile south of U. S. Forestry Camp near Meadow Valley. 1098 Comment
  SEINET8119129  Allium campanulatum M. Humphreys 1950-5-20 45 Plumas Sierra Valley, 1 mile E of Beckwourth. 1524 Comment
  UC614423  Allium campanulatum L. Constance 1938-6-10 2321 Plumas near Lake Almanor (Feather River at Chester); Feather River, Chester 1219 Comment
  CAS-BOT-BC205714  Allium lemmonii James R. Shevock 1985-5-19 11147 Plumas Northern Sierra Nevada. Sierra Valley. Along California highway 49 at Rice Hill, 4.7 miles northeast of highway junctions 49 & 89 at Sierraville 1650 Comment
  CAS-BOT-BC472959  Allium lemmonii John Thomas Howell 1962-6-18 37819 A Plumas Sierra Valley, 5 miles S of Beckwourth on road to Sierraville; Sierra Nevada Comment
  CHSC39368  Allium obtusum var. obtusum L. Ahart; P. Ahart 1983-8-17 4328 Plumas Near Onion Valley, west of Pilot Peak, near the Quincy-LaPorte Rd, northeast of La Porte. 2000 Comment
  SEINET10971415  Allium obtusum var. obtusum Mary Susan Taylor 1981-5-8 Taylor 3655 Plumas T27N R9E sw/se sec 6 & nw/ne sec 7, Almanor NE quad. Open serpentine barrens, jct of Rds 26N18, 26N92, & 27N92, ca. 0.5 mi E of Long Valley Mine, ca. 4 air mi W of Greenville. 5300 ft. 1615 Comment
  POM252943  Allium parvum A. A. Heller 1938-5-21 15104 Plumas About the airfield west of Chester. 1305 Comment
  SEINET10471989  Allium parvum Mary Susan Taylor, G. Rotta 1982-5-18 Taylor 4477 Plumas T27N R8E ne/se sec 35. Almanor NE quad. Very steep w facing serpentine slope & fill, n side of 27N92, ca. 2 air mi se of Canyon Dam. 5097 ft. 1553 Comment
  SEINET8191553  Allium platycaule W. Harnach, N. Harnach 1990-5-12 289 Plumas Sierra Valley, County Road A-23, S of Marble Lane, on Wilson brothers ground (Rock pile). 1515 Comment
  CAS-BOT-BC474095  Allium platycaule A. A. Heller; P. B. Kennedy 1907-7-4 8723 Plumas Ridge east of Red Clover valley Comment
  CHSC36322  Allium validum M. S. Taylor 1982-8-4 4917 Plumas On n side of Soloman Saddle Rd, ca. 1 mi nw of Taylor Rock, ca. 7 air mi ne of Quincy. 1889 Comment
  CHSC57105  Allium validum L. P. Janeway 1991-7-23 4094 Plumas Plumas National Forest. McRae Meadow, upper end of East Nelson Creek. 1905 Comment
  CAS-BOT-BC476717  Allium validum Anna Head 1921-7-17 s.n. Plumas Grey Eagle Meadows, Feather River Region Comment
  SEINET14407662  Allophyllum gilioides subsp. violaceum A. A. Heller, P. B. Kennedy 1907-7-4 8726 Plumas Ridge E of Red Clover Valley. Comment
  CHSC34853  Allophyllum integrifolium M. S. Taylor 1981-8-4 4156 Plumas On top of Wildcat Ridge, ca. 4 air mi nw of Antelope Lake, ca. 13 air mi ne of Taylorsville. 2164 Comment
  CAS-BOT-BC171348  Alnus incana subsp. tenuifolia John Thomas Howell 1959-9-24 34936 Plumas Butterfly Creek near mouth. Sierra Nevada 914 Comment
  CAS-BOT-BC171362  Alnus incana subsp. tenuifolia David D. Keck 1932-7-3 1652 Plumas Meadow S of Spanish Creek. Quincy. Northern Sierra Nevada 1065 Comment
  CAS-BOT-BC171366  Alnus incana subsp. tenuifolia L. P. Janeway 1992-8-30 4302 Plumas McRae Meadow, upper end of East Nelson Creek. Plumas National Forest - Beckwourth District McRae Compartment 1889 Comment
  UCD109993  Alnus incana subsp. tenuifolia J. M. Tucker 1948-7-24 1727 Plumas Near road from Cascade to Camel Peak. 1615 Comment
  CHSC81181  Alopecurus aequalis Lowell Ahart 2001-8-28 9188 Plumas Strand of Lake Almanor, west of the intersection of the dirt road to Last Chance Marsh and the poor dirt road that goes south along Lake Almanor to the causeway of Highway 36, about 3/4 mile northeast of Chester. 1371 Comment
  CAS-BOT-BC138001  Alopecurus geniculatus George W. Gillett 1957-7-18 831 Plumas Lassen Volcanic National Park. Willow Lake. 1661 Comment
  CHSC36874  Alopecurus geniculatus M. S. Taylor 1982-8-27 5062 Plumas Ramelli Ranch, where Feather River crosses RR tracks, ca. 1.5 mi sw of Beckwourth. 1463 Comment
  JEPS28276  Alopecurus geniculatus George W. Gillett 1957-7-18 831 Plumas along streambank of main inlet Willow Lake; Lassen Volcanic Nat'l Park, Willow Lake 1661 Comment
  UCD55910  Alopecurus geniculatus A. A. Beetle 1941-6-28 2776 Plumas West side of Lake Almanor. 1828 Comment
  CHSC60882  Alyssum minus subsp. micranthum Vernon H. Oswald 1993-6-17 5551 Plumas Trail along the N shore of Willow Lake, at an old camping site ca. 0.3 mi SE of the gate in fence marking the S boundary of Lassen Volcanic National Park. 1656 Comment
  RSA537532  Amaranthus californicus Barbara Ertter 1988-10-21 8009 Plumas Lake Almanor, E end of causeway ca 1.5 mi E of Chester on Hwy 36. 1341 Comment
  JEPS123951  Amelanchier utahensis Lowell Ahart, John Dittes, Josephine Guardino, Steve Green 2015-7-31 20418 Plumas On the west side of Blue Lake, 2,710 feet north of Forest Service Road 29N18, 2.89 air miles west-southwest of Sifford Mt., 6.26 air miles south-southeast of Lassen Peak. Comment
  UCR88764  Amelanchier utahensis Walter Knight, I. Knight, J. T. Howell, G. H. True 1967-7-10 2164 Plumas Mouth of Butterfly Creek, Butterfly Botanical Area 884 Comment
  SEINET10497227  Amsinckia menziesii Mary Susan Taylor 1982-6-28 Taylor 4773 Plumas T23N R14E nw/ne sec 27. Portola quad. Ramelli Ranch, between Calpine Rd (109), and cow pastures; s side of Hwy 70, ca. 1 mi w of Beckwourth. 4880 ft. Plumas National Forest property. 1487 Comment
  RSA59692  Anaphalis margaritacea E. K. Balls 1950-9-9 15761 Plumas 1.5 mi. along trail from Lakes Center Public Campground to Long Lake outlet 2073 Comment
  CHSC63972  Anemone drummondii B. Castro; G. Kuenster 1994-6-30 519 Plumas Ca 0.1 mi SE of Grizzly Mtn (= Red Mtn on some maps), along either side of USFS Rd 23N69. 1911 Comment
  SEINET10536190  Anemone drummondii Mary Susan Taylor 1981-5-8 Taylor 3660 Plumas T27N R9E sw/se sec 6 & nw/ne sec 7, Almanor NE quad. Open serpentine barrens, jct of Rds 26N18, 26N92, & 27N92, ca. 0.5 mi E of Long Valley Mine, ca. 4 air mi W of Greenville. 5300 ft. 1615 Comment
  UCD105969  Anemone drummondii var. drummondii Jesse Miller 2010-1 s.n. Plumas Plumas National Forest. Southwest of Caribou. Near the north fork of the Feather River. 1524 Comment
  SBBG2111  Anemone grayi H. and M. Dearing 1938-7-1 2258 Plumas 1 mi E of Lake Almanor Comment
  CAS-BOT-BC391997  Anemone oregana John Thomas Howell 1963-6-3 39396 Plumas Butterfly Valley Comment
  SD8181  Anemone quinquefolia Daniel Cleveland July 1882 Plumas Big Meadows Comment
  OBI9027  Angelica breweri Tracey Call, Viola Call 1964-6-28 2309 Plumas Near Meadow Valley 7 mi W of Quincy 1463 Comment
  SEINET13945520 Image available Angelica breweri E. K. Balls 1950-1 15790 Plumas 1.5 mi along trail from Lakes Center Public Campground to Long Lake outlet. 6600 ft 2012 Comment
  CDA14139  Antennaria argentea G. F. Hrusa 1997-5-3 13829 Plumas Sierra Nevada; Near summit of hill on E side of Rattlesnake Creek, S of Hwy 70 approx. 15 mi. E of Quincy. Comment
  CDA18474  Antennaria argentea G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-24 3218 Plumas Sierra Nevada; 1.0 mile south of junction of Mt. Hough-Crystal Lake Road with China Grade Road (road to Taylorsville). Rhinehart Meadow. 1676 Comment
  JEPS113540  Antennaria argentea Lowell Ahart, Josephine Guardino 2007-7-21 14377 Plumas Around pine trees, along a small dry drainage, about 5 yards south of the Beckwourth Taylorsville Road, about 2 1/4 miles (air) northwest of the most northwest part of Lake Davis 1813 Comment
  UC1125548  Antennaria argentea E. Sawyer 1935-6-18 122 Plumas 3 3/4 mi nnw Beckwith; Sierraville Quad. 1706 Comment
  CAS-BOT-BC59301  Antennaria argentea M. S. Taylor 1982-5-14 4446 Plumas Portola quad. ca. 2 mi sw of Portola. 1584 Comment
  CAS-BOT-BC59178  Antennaria dimorpha John Thomas Howell 1962-6-17 37707 Plumas Portola 1463 Comment
  UC134205  Antennaria geyeri Mrs. R. M. Austin 1882-8-1 Plumas Lassen's Peak Comment
  CHSC52921  Antennaria luzuloides subsp. aberrans L. P. Janeway 1989-6-13 3303 Plumas Plumas National Forest. Along S'ly side of Red Clover Valley. 1688 Comment
  RSA31346  Antennaria rosea Joseph A. Ewan 1934-6-26 8290 Plumas Frazier Creek Falls, Gold lake road 1829 Comment
  SEINET6755464 Image available Antennaria rosea A. A. Heller, P. B. Kennedy 1907-7-3 8699 Plumas Hills above Red Clover Valley. Comment
  JEPS87818  Antennaria rosea subsp. confinis Lowell Ahart 1994-7-22 7501 Plumas about 1/2 mi e Mount Etna (along the n side of the Pacific Crest Trail); e of Mount Etna, n side of Pacific Crest Trail 1981 Comment
  CHSC94663  Anthemis cotula Lowell Ahart 2006-10-8 13403 Plumas On the east bank of Chips Creek, southeast of the bridge on Highway 70, on the north side of the North Fork of the Feather river, about 1 1/4 miles southwest of Belden. 715 Comment
  CAS-BOT-BC137708  Anthoxanthum odoratum John Thomas Howell 1975-7-22 51348 Plumas Sierra Nevada. Quincy Junction Road near Quincy. 1036 Comment
  CHSC64857  Anthoxanthum odoratum Vernon H. Oswald 1995-6-24 6910 Plumas E edge of Last Chance Marsh at the n end of Lake Almanor, paralled by the road to Last Chance Campground (FS 28N11), 2.0 mi (odometer) n of Hwy. 36. 1371 Comment
  SEINET10547816  Antirrhinum breweri Mary Susan Taylor 1981-7-26 Taylor 4113 Plumas T25N R7E nw 1/4 nw 1/4 sec 4. Almanor SW. On open rocky serpentine cliff, N side of Caribou Rd., 3.7 mi NE of its jct with Hwy 70 near Beldon. 853 Comment
  UC1382128  Antirrhinum vexillocalyculatum subsp. intermedium L. Constance and Tsan-Iang Chuang 1969-7-11 3872 Plumas 8.6 mi sw Arch Rock Tunnel; North Fork of Feather River Comment
  CHSC102057  Apocynum androsaemifolium Lowell Ahart; John Dittes 2009-7-14 16068 Plumas On dry soil, on the southeast side of Forest Service Road 27N92, about 1.9 miles (air) southeast of Seneca, about 6 miles (air) south of Lake Almanor Reservoir Dam. 1677 Comment
  CHSC47967  Apocynum androsaemifolium Vernon Oswald 1983-8-24 1026 Plumas Pacific Crest Trail, ca. 3 mi e of Humboldt Summit n-e of Jonesville. 2118 Comment
  CHSC57168  Apocynum androsaemifolium L. P. Janeway 1984-7-22 932 Plumas Vicinity of Soapstone Hill; near junction of Oro-Quincy Hwy and the road to Duffy Dome. 1639 Comment
  JEPS114517  Apocynum androsaemifolium Lowell Ahart 2008-8-14 15193 Plumas 30 yards northeast of the metal gate, east side of Forest Road 22N68, about 50 yards west of the South Fork of the Feather River, about 1/2 mile northeast of Little Grass Valley Reservoir, about 5 miles (air) northeast of La Porte 1571 Comment
  UC1123474  Apocynum androsaemifolium E. Nourse 1934-9-4 22 Plumas 3/4 mi. s. & 1 mi. w. Quincy; Plumas Nat'l Forest, Downieville Quad. Comment
  UC878871  Apocynum androsaemifolium Mrs. E. C. Sutliffe Aug. 1917 Plumas near Blairsden Blairsden Comment
  SEINET3840846  Apocynum androsaemifolium M. I. Wibawa, G. Douglas Barbe, Thomas C. Fuller, J. T. Howell 1981-6-25 3300 Plumas 0.5 miles southwest of Eagle Mine townsite, Diamond Mountain road 1210 Comment
  RSA59487  Apocynum androsaemifolium subsp. pumilum E. K. Balls 1950-9-15 15892 Plumas S tip Lake Almanor by P.G.E. dam, Hwy 89. 1372 Comment
  SEINET10454893  Apocynum pumilum Mary Susan Taylor 1981-7-27 Taylor 4132 Plumas T25N R11E (SE 1/4 NW 1/4) sec. 23. Genesse Valley quad. At pt in Ward Creek Rd., between Ward Creek and Peel Ridge, ca. 2 mi SE of Genesse. Dry rocky (metavolcanic) woods. 4500 ft. 1372 Comment
  SEINET10454894  Apocynum pumilum Mary Susan Taylor 1981-7-27 Taylor 4126 Plumas T25N R12E SE 1/4 & c 10. Babcock Peak. In granite gravel embankment, N side of Beckworth Genesse Rd, ca. 7 air mi E of Genesse. 5400 ft. 1646 Comment
  SEINET10455396  Apocynum pumilum Lowell Ahart, Peter Ahart 1985-7-1 Ahart 5096 Plumas About 100 yards east of McCarthy Creek and along the road, about 1 mile north of the road to Cleghorn Bar, about 7 miles north- west of Pilot Park. Comment
  CHSC37632  Aquilegia formosa T. B. Devine 1979-10-5 599 Plumas Near Queen Lily Campground, N Fork of Feather River, ca. 3 mi N of its junction with the E Branch of the N Fork. 792 Comment
  POM299289  Aquilegia formosa var. truncata H. C. Cantelow 1941-7-20 s.n. Plumas 7 miles W of Johnville on road to Gillsville, Plumas County Comment
  SEINET10448412  Arabis constancei Mary Susan Taylor, G. Rotta 1982-5-18 Taylor 4474 Plumas 5000 ft. T27N R8E nw/ne sec 35. Almanor NE quad. E facing serpentine slope, s side of 27N92, ca. l.5 air mi se of Canyon Dam. 1524 Comment
  SEINET10940383  Arabis constancei Mary Susan Taylor 1981-5-8 Taylor 3649 Plumas T27N R9E sw/se sec 6 & nw/ne sec 7, Almanor NE quad. Open serpentine barrens, jct of Rds 26N18, 26N92, & 27N92, ca. 0.5 mi E of Long Valley Mine, ca. 4 air mi W of Greenville. 5300 ft. 1615 Comment
  NY639723  Arabis holboellii var. pinetorum R. R. Halse 1977-5-22 1552 Plumas Along State Highway 89, 5.8 miles north of Quincy 960 Comment
  RSA244723  Arabis holboellii var. retrofracta Walter Knight, I. Knight, J. T. Howell, G. H. True 1969-6-24 2437 Plumas Near mouth of Butterfly Creek. 884 Comment
  JEPS107546  Arceuthobium abietinum Lowell Ahart, John Dittes 2005-9-19 12412 Plumas Along the east side of a good dirt road, about 1 1/4 miles southeast of Kettle Rock, about 1 1/4 miles southeast of Taylor Lake 1998 Comment
  CHSC45522  Arceuthobium americanum Lowell Ahart 1988-10-22 6189 Plumas Along the road and around the small meadow, along the Quincy La Porte Road, about 1 mile south of the South Fork of the Feather River. 1828 Comment
  CHSC63185  Arceuthobium campylopodum Lowell Ahart 1994-6-29 7418 Plumas Open bare serpentine, west of a poor logging road, about 1/2 mile south of Bucks Lake. 1828 Comment
  SEINET2140125  Arceuthobium tsugense subsp. mertensianae R. L. Mathiasen 2007-1 2007 -62 Plumas S. end of Long Lake. 2020 Comment
  RSA609442  Arctostaphylos L. C. Wheeler 1958-7-30 7354 Plumas Sierra Nevada: White Pine Chrome Mine, ca. 1/2 mile E of Bottle Springs, South Fork Rock Creek, near Quincy. 1584 Comment
Read comments
Mar 9 2007
  RSA0091943  Arctostaphylos Bonnie C. Templeton 1968-1 11294 Plumas [No location data on label. Possibly Trinity County.] Comment
  RSA122006  Arctostaphylos manzanita subsp. manzanita E. Sawyer 1935-6-14 112 Plumas Two miles northeast of Kerby. 1646 Comment
  SEINET7258474  Arctostaphylos mewukka W. D. Billings 1947-2-16 1666 Plumas About 8 miles W of Belden, north side of Feather River Canyon Comment
  CAS-BOT-BC38484  Arctostaphylos mewukka subsp. truei John Thomas Howell 1975-7-22 51359 Plumas 2 miles northwest of Spring Garden 1173 Comment
  CAS-BOT-BC38623  Arctostaphylos mewukka subsp. truei M. S. Taylor 1982-6-20 4712 Plumas Along Hwy 70 just w of Injun Jim Campground entrance, ca. 4 air mi sw of Belden Comment
  SBBG103605  Arctostaphylos mewukka subsp. truei J. T. Howell 1976-4-2 51570 Plumas Injun Jim Cmpgrd, North Fk Feather River 609 Comment
  CAS-BOT-BC40007  Arctostaphylos nevadensis John Thomas Howell 1926-7-27 2146 Plumas Near Prattville 1676 Comment
  CDA14732  Arctostaphylos nevadensis G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-24 3263 Plumas summit of Mount Hough. 2194 Comment
  CHSC85486  Arctostaphylos nevadensis G. Douglas Barbe; T. C. Fuller 1982-6-15 3718 Plumas Sierra Nevada. 1.0 mile below and northeast of Red Hill Summit, Plumas National Forest. 1783 Comment
  JEPS48506  Arctostaphylos nevadensis Esther Fritz 1933-7-4 Plumas summit and slopes Spanish Peak 2133 Comment
  RSA123224  Arctostaphylos nevadensis E. Nourse 1934-9-4 28 Plumas E. Clermont Mtn. 2134 Comment
  CAS-BOT-BC42116  Arctostaphylos patula Anna Head 1921-6-23 s.n. Plumas Lake Center Camp, Feather River Region Comment
  CAS-BOT-BC42119  Arctostaphylos patula Alice Eastwood 1927-6-15 14595 Plumas On trail to Long Valley Comment
  CAS-BOT-BC42125  Arctostaphylos patula M. B. Kildale 1926-9-11 2763 Plumas Juniper Lake, Lassen Natl. Park 2054 Comment
  OBI14574  Arctostaphylos patula Lewis S. Rose 1967-5-7 67068 Plumas South of Keddie; Butterfly Creek & Spanish Crk 884 Comment
  RSA785505  Arctostaphylos patula Doris Bowers 1972-8-31 1882 Plumas Round Valley Reservoir, near Greenville 1366 Comment
  UCD53310  Arctostaphylos patula John Thomas Howell 1976-4-2 51579 Plumas Spring Garden. 1219 Comment
  SEINET10449254  Arctostaphylos patula Mary Susan Taylor 1982-6-23 Taylor 4717 Plumas T23N R11E center sec 18. Blue Nose Mt quad. Both sides of 23N10-Peoria Cr Rd, 0.3 mi w of Peoria Cr, ca. 3 air mi sw of Sloat. 4600 ft. 1402 Comment
  CAS-BOT-BC47027  Arctostaphylos viscida subsp. viscida Lewis S. Rose 1967-5-7 67067 Plumas 3 mi. w. of Keddie. Butterfly Valley. 944 Comment
  OBI14484  Arctostaphylos viscida subsp. viscida Lewis S. Rose 1967-5-7 67067 Plumas 3 mi W of Keddie, Butterfly Valley 945 Comment
  CDA14659  Arenaria congesta var. congesta G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-23 3098 Plumas 0.1 mile west of Round Valley Reservoir dam on Dixie Canyon-Round Valley Road. 1371 Comment
  CAS-BOT-BC17390  Armoracia rusticana John Thomas Howell 1961-9-25 36960 Plumas Sierra Nevada. Portola. 1478 Comment
  CAS-BOT-BC82215  Arnica chamissonis C. R. Quick 1942-7-28 42 -53 Plumas 2.5 miles w. of Almanor P.O. Comment
  CAS-BOT-BC82226  Arnica chamissonis Clare B. Hardham 1978-8-11 21760 Plumas southeast of Thompson Peak Comment
  CAS-BOT-BC82500  Arnica discoidea John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54222 Plumas About 5 miles southeast of Mt. Hough on the road to Quincy 1584 Comment
  CHSC106284  Arnica discoidea L. P. Janeway 2011-7-3 10080 Plumas Northern High Sierra Nevada. Top of ridge between Pigtail Ravine and Hunters Ravine, +/- overlooking Middle Fork Feather River from the north. Open ground in mixed conifer forest. 1642 Comment
  CDA14685  Arnica nevadensis G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-23 3141 Plumas 3.25 miles west of Round Valley Reservoir dam, 0.25 mile east of junction with road to Canyon Dam, south arm of Lake Almanor. 1633 Comment
  SJSU11270  Arrhenatherum elatius S. H. Casey 1980-6-18 1162 Plumas Chandler Rd 3 mi N of Quincy Comment
  UCSB63564  Arrhenatherum elatius Jokerst, James 1985-6-10 Plumas Indian Creek Small Hydro Survey; adjacent to Indian Creek 400 m S of Hwy 70, ca. 2 mi SW of Crescent; T26N R9E SW1/4SW1/4 sec 25 Comment
  SEINET12728678 Image available Artemisia arbuscula subsp. thermopola Noah Siegel 2016-1 2016 -020 Plumas Growing along Forest Road 27N57 on saddle between Kettle Rock and Eisenheimer Peak near Taylor Lake, Plumas National Forest. 2190 Comment
  SEINET224357 Image available Artemisia cana John Thomas Howell 1959-9-24 Plumas Plumas County: Beckwourth. 1487 Comment
  CHSC110603  Artemisia cana subsp. bolanderi B. Castro; G. Kuenster 2006-8-4 1592 Plumas Northern High Sierra Nevada. West side of lower Thompson Valley 1 mi N of the mouth of McReynolds Creek at Red Clover Creek. 1668 Comment
  JEPS102859  Artemisia douglasiana Lowell Ahart 2001-10-8 9327 A Plumas Old road that crossed Indian Creek, ca 50 yards east of the RR tracks, where railroad has a bumper to start the signal lights on Arlington Road, ca 400 yards S of Arlington Rd, 50 yards east of Highway 89, ca 1 1/2 miles S of Crescent Mills. 1066 Comment
  CAS-BOT-BC93522  Artemisia tridentata subsp. tridentata H. Albert Barker 1926-7-11 277 Plumas Feather River - Blairsden 1371 Comment
  RSA122576  Artemisia tridentata subsp. tridentata E. Nourse 1934-9-13 38 Plumas 2 miles NW of Onion Valley 2043 Comment
  SEINET252478 Image available Artemisia tridentata subsp. vaseyana Leila M. Shultz, Heather Garrison 2006-1 20318 Plumas Feather River Canyon east of Quicy 696 Comment
  CAS-BOT-BC400625  Asarum hartwegii John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-25 54324 Plumas 1.4 miles north-northeast of Englemine on Diamond Mt. Road 1295 Comment
  UC1123519  Asclepias cordifolia D. Axelrod 1934-6-9 27 Plumas 2 mi nw Lexington Hill; Plumas National Forest, Bidwell Bar Quadrangle Comment
  UC54561  Asclepias cordifolia H. M. Hall and E. B. Babcock July 1903 4455 Plumas Red Clover Creek Sierra Nevada Mountains 1524 Comment
  UCD121328  Asclepias fascicularis C. U. Hanks 1934-9-18 85 Plumas Hills north of Sierra Valley. 1676 Comment
  SEINET5338518  Aspidotis densa M. J. Williams 1967-8-20 s.n. Plumas Rene's Falls, Jamison Creek above Johnsville. 1859 Comment
  CAS-BOT-BC97459  Aster Clare B. Hardham 1985-7-31 30128 B Plumas Doyle's Crossing Comment
  CAS-BOT-BC97461  Aster Clare B. Hardham 1986-8-9 30406 Plumas shores of Snake Lake, Meadow Valley - Virgilia Road Comment
  RSA82180  Aster ascendens E. K. Balls, Percy C. Everett 1952-10-9 18131 Plumas Pine valley, 5 mi. N of Crescent Mills, Hwy 89, between Quincy and lake Almanor. 1067 Comment
  RSA726330  Aster breweri L. Ahart, John Dittes 2007-8-9 14445 Plumas About 120 yards east of the road, on the east slope of Mount Ingalls, about 6 air miles northwest of the north end of Lake Davis 2552 Comment
  SEINET10475335  Aster breweri Mary Susan Taylor 1981-7-22 Taylor 4100 Plumas T24N R11E sw sec 9, Spring Garden quad. In Red Fir Forest; E side of 26N21- Grizzly Peak Rd, just S of Argentine Lookout turnoff, ca. 5 air mi N of Spring Garden. 6900 ft elev. 2103 Comment
  CDA13849  Aster eatonii G. F. Hrusa, T. D. Wilfred 1996-8-2 13458 Plumas Sierra Nevada; E side of Fells Creek immed. upstream from USFS 23N22 crossing. Comment
  RSA59248  Aster eatonii E. K. Balls 1950-8-31 15537 Plumas Hwy. 24, 0.5 mile north of Spanish Creek, just north of Quincy. 1098 Comment
  SEINET10474434  Aster integrifolius Mary Susan Taylor 1982-8-30 Taylor 5077 Plumas T27N R11E sw sec 35. Kettle Rock quad. S end of Taylor Lake, ca. 6 air mi ne of Taylorsville. Riparian edge of Montane Coniferous Forest; 6900 ft. 2103 Comment
  SEINET10839230  Aster integrifolius Mary Susan Taylor 1982-9-8 Taylor 5119 Plumas T26N R9E. Greenville quad. Round Valley Reservoir, ca. 4 air mi s of Greenville. 4500 ft. 1372 Comment
  RSA34828  Aster occidentalis Roxana S. Ferris, Laura Lorraine 1941-8-9 10431 Plumas At Lake Almanor Public Camp (near village) Comment
  RSA239258  Aster oregonensis R. F. Thorne, L. DeBuhr, C. W. Tilforth 1972-9-20 42315 Plumas Plumas National Forest: Snake Lake ca. 4 miles NW of Quincy. 1220 Comment
  CHSC21719  Astragalus F. T. Griggs; A. Pass 1975-7-16 191 Plumas Along road, N. shore of Lower Buck's Lake. Comment
  RSA101410  Astragalus bolanderi R. Weatherby 1955-7-26 1664 Plumas Spanish Peak. Comment
  UC54373  Astragalus gibbsii H. M. Hall and E. B. Babcock July, 1903 4448 Plumas Red Clover Creek , Red Clover Creek (Sierra Nevada Mountains) 1524 Comment
  RSA637592  Astragalus lentiformis Michael A. Vincent 1999-6-7 8530 Plumas Plumas National Forest; Milford Ranger District; west of Frenchman Lake along FS Route 11. Comment
  JEPS125738  Astragalus lentiginosus var. floribundus William Harnach 2002-5-14 1059 Plumas 0.8 miles West of the intersection of Highway 49 and Dyson Lane. Comment
  JEPS100349  Astragalus pulsiferae var. pulsiferae Dean W. Taylor 2001-6-28 17815 Plumas Diamond Mountains, Snow Lake (ca. 2 air miles east of Frenchman Lake), growing on the edge of Forest Road 24N44 just southeast of the lake 1859 Comment
  CHSC70009  Astragalus purshii var. tinctus L. P. Janeway 1997-5-7 5113 Plumas Along Beckwourth-Genesee Road 3.7 mi southeast of Indian Creek. Southwest-facing low ridge above Red Clover Creek. 1365 Comment
  SEINET10484144  Astragalus purshii var. tinctus Mary Susan Taylor 1982-5-14 Taylor 4445 Plumas T22N R13E ne/nw sec 14. Portola quad. Open rocky ridge above Turner Springs Rd, ca. l mi s of Hwy 114(Clio-Portola Rd), ca. 2 air mi sw of Portola. 5400 ft. 1646 Comment
  RSA110126  Astragalus webberi R. C. Barneby, J. T. Howell 1954-5-14 11478 Plumas 1.5 miles S of Crescent Mills 1082 Comment
  RSA110132  Astragalus webberi H. D. Ripley, R. C. Barneby 1956-1 5778 Plumas [Locality unknown] Comment
  CHSC72449  Astragalus whitneyi var. whitneyi L. P. Janeway 1998-6-24 5670 Plumas North side of Last Chance Creek northeast of Jordan Flat, 600 ft north of Road 28N03 0.3 mi west of Road 101. 1792 Comment
  UCR95856  Athyrium filix-femina var. californicum Daniel Cleveland 1882-7-25 s.n. Plumas Big Meadows, [N Sierra Navada Mtns.] Comment
  RSA0039308  Athyrium filix-femina var. cyclosorum Lowell Ahart 2008-8-14 15208 Plumas About 150 yards northeast of the good logging road (Forest Road 22N68), west of the South Fork of the Feather River, about 1/2 mile southwest of the Feather Fork Mine, about 1 mile northeast of Little Grass Valley Reservoir. 1600 Comment
  UC118038  Athysanus pusillus Mrs. R. M. Austin 1880-1 Plumas Comment
  CAS-BOT-BC170566  Atriplex Fred Sommers; Greg Sommers 1976-8-20 221 Plumas Marble Hot Springs Area, Marble Lane, Sierra Valley Marsh 1487 Comment
  CAS-BOT-BC494110  Atriplex truncata W. Harnach; N. Harnach 2000-8-23 1000 Plumas Sierra Valley. 1 mi W of the Steel Bridge on Marble Lane 1485 Comment
  JEPS113940  Atriplex truncata W. and N. Harnach 2000-8-23 1000 Plumas Sierra Valley 1 mile west of the Steel Bridge on Marble Lane. Comment
  UC1075913  Balsamorhiza deltoidea E. K. Balls and L. W. Lenz 1955-5-14 20716 Plumas 5.4 mi ne from, along Hwy. 89 to Lake Almanor Greenville 1158 Comment
  CAS-BOT-BC106457  Balsamorhiza hookeri M. S. Taylor 1982-5-28 4560 Plumas Crocker Mt quad. In Squaw Valley, jct. of 26N70 and 28N01, near airstrip, ca. 16 mi s of Milford. 1706 Comment
  CHSC57255  Balsamorhiza macrolepis var. platylepis L. P. Janeway 1991-5-29 3972 Plumas Plumas National Forest. Red Clover Valley; along Beckwourth-Genesee Road (road 111) 1.0 mi northwest of the old Clover Valley Ranch buildings. 1664 Comment
  CAS-BOT-BC100097  Balsamorhiza sagittata 1918-5-25 7064 Plumas Portola Comment
  CHSC97518  Barbarea orthoceras Lowell Ahart; John Dittes 2007-6-17 14174 Plumas Meadow, about 100 yards southwest of County Road 111 (Beckwourth Genesee Road), about 1/4 mile southeast of bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1654 Comment
  CAS-BOT-BC145806  Beckmannia syzigachne John Thomas Howell 1973-7-9 49709 Plumas Sierra Nevada. Crescent Mills. 1066 Comment
  JEPS109965  Betula glandulosa Dean W. Taylor 2005-8-1 19449 Plumas Big Springs, Humbug Valley 1310 Comment
  RSA239269  Bidens frondosa R. F. Thorne, L. DeBuhr, C. W. Tilforth 1972-9-20 42310 Plumas Plumas National Forest: Snake Lake ca. 4 miles NW of Quincy. 1220 Comment
  OBI43752  Bidens frondosa R. D. Goeden 1986-9-10 s.n. Plumas NE shore of Round Valley Reservoir, 3 mi S of Greenville, Plumas Natl forest 1372 Comment
  CAS-BOT-BC413057  Bistorta bistortoides Mrs. A. L. Coombs 1906-1-1 s.n. Plumas Prattville Comment
  CAS-BOT-BC128019  Blepharipappus scaber L. P. Janeway 1993-9-23 4601 Plumas Northwest corner of Sierra Valley; ca 3.7 mi east of Portola, ca 1.2 mi west of Beckwourth; ca 0.3 mi south of Middle Fork Feather River 1498 Comment
  RSA0125973  Boechera Milo S. Baker 1952-5-27 12475 Plumas Feather River Canyon at Camp Storrie. 473 Comment
  CHSC54316  Boechera breweri subsp. breweri Vernon H. Oswald; Lowell Ahart 1991-6-18 4677 Plumas Forest Rd 28N38, 1.7 miles northeast of its junction with County Rd 201 (Old Haun Rd), ca. 4 miles (air) north-northwest of Greenville. 1463 Comment
  CAS-BOT-BC16129  Boechera constancei M. S. Taylor 1981-6-22 3943 Plumas North and south side of 25N57, ca. 0.5 mile east of junction 25N57 with 25N17, ca. 4 air miles NW of Meadow Valley. 1615 Comment
  CHSC36193  Boechera constancei M. S. Taylor 1982-6-1 4582 Plumas N side of 204, ca. 1 air mi se of Long Valley Mine, ca. 4 air mi w of Greenville. 1524 Comment
  CAS-BOT-BC14016  Boechera lemmonii Ella Dales Cantelow 1941-5-18 3626 Plumas 1.5 miles west of Johnsville Road to Gibsonville. 1615 Comment
  CAS-BOT-BC14081  Boechera pauciflora John Thomas Howell 1960-7-19 35637 Plumas Lassen Volcanic National Park. Drakesbad. 1828 Comment
  CHSC58838  Boechera pinetorum Vernon H. Oswald; L. Ahart, L. Hanson, L. Janeway, J. Reynolds 1992-7-1 5045 Plumas Near the entrance of Lakes Basin Campground, ca. 5 mi (air) SSW of Graeagle via Gold Lake Forest Hwy. (County Rd. 519). 1926 Comment
  CAS-BOT-BC14658  Boechera rectissima John Thomas Howell; Gordon H. True; Walter Knight; Irja Knight 1967-7-10 2161 Plumas Butterfly Botanical Area and Vicinity. Mouth of Butterfly Creek. 883 Comment
  SEINET3165696  Boechera rectissima R. W. Spellenberg 2006-6-23 13752 Plumas between US Hwy. 89 and Lake Almanor, 14.5 km SE of Plumas County line, 4.5 km NW of junction to Almanor 1285 Comment
  CHSC53193  Boechera retrofracta L. P. Janeway 1989-6-12 3298 Plumas Plumas National Forest. Forest along south side of Red Clover Valley. 1691 Comment
  CAS-BOT-BC25580  Boechera retrofracta Mrs. H. C. Cantelow 1940-5-11 s.n. Plumas Near Meadow Valley Creek Road about 0.4 mile from M.V. Inn. Comment
  CHSC118708  Boechera retrofracta Chelsea Morgan; Wendy L. Boes, Jim Battagin 2015-5-12 2015001 Plumas Plumas National Forest. Location between Forest Service Road 25N18Y and Caribou Road, south of Northfork Campground. UTM 652180 E, 4433328 N, NAD83 Zone 10N. 792 Comment
  SEINET3166092  Boechera rigidissima P. J. Alexander 2008-7-22 865 -A, B Plumas North side of the summit of Mount Elwell, +-0.05 miles N of the highest point, +-0.8 miles SE of Mt. Washington, +-14 miles NE of Downieville, northern Sierra Nevada, Plumas National Forest. 2362 Comment
  CHSC41182  Boechera sparsiflora J. D. Jokerst 1984-5-14 2015 Plumas On ridge top. Ridge represents the top of the canyon slope above Ward Creek, SW of Genesee Valley. 1584 Comment
  CHSC89025  Boechera suffrutescens L. Hanson 1999-7-26 407 Plumas Plumas National Forest. So. Fork Feather River crossing of La Porte-Quincy road. 1645 Comment
  CHSC89310  Boechera suffrutescens G. Douglas Barbe; T. C. Fuller 1982-6-15 3730 Plumas Sierra Nevada. Red Hill Summit, Plumas National Forest. 1901 Comment
  SD149172  Boechera suffrutescens Lowell Ahart 1986-7-15 5365 Plumas South Fork of the Feather River, ca. 1.0 mile southwest of Pilot Peak, ca. 1.25 mile northeast of the Independent Mine, ca. 10 miles southwest of La Porte. 1830 Comment
  CAS-BOT-BC478485  Boisduvalia Clarissa Kimber 1961-8-6 237 Plumas Upper Butterfly Valley, 2.5 mi. W turn off Hwy 89 - US 40 alt. 1 mi S Keddie 1158 Comment
  RSA59568  Boisduvalia densiflora var. densiflora Verne Grant, Alva Grant 1950-7-11 8927 Plumas North of Greenville near junction of Almanor and Susanville roads Comment
  UC1127179  Boykinia major A. E. Wieslander 1927-7-10 13 Plumas meadow below Silver Lake; Bidwell Bar Quad., below Silver Lake Comment
  SD90299  Brasenia schreberi Robert F. Thorne, L. DeBuhr and C. W. Tilforth 1972-9-20 42326 Plumas Butterfly Valley Botanic Area, partly in Plumas National Forest. 1160 Comment
  UCD149880  Brasenia schreberi William Anderson 1964-10-3 s.n. Plumas Butterfly Valley. Comment
  CHSC20812  Brassica K. R. Stern 1975-7-24 5849 Plumas E shore of Lake Almanor. 1371 Comment
  CAS-BOT-BC186698  Brassicaceae John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1968-6-11 2375 Plumas In canyon of Butterfly Creek. Between Spanish Creek and Butterfly Valley Comment
  CAS-BOT-BC484566  Brodiaea minor Robert J. Weatherby 1955-7-15 1642 Plumas Quincy Ranger Station, USFS, Quincy 1066 Comment
  CAS-BOT-BC149316  Bromus carinatus var. carinatus John Thomas Howell 1961-6-21 36602 Plumas Sierra Nevada. Greenville. 1097 Comment
  CAS-BOT-BC149323  Bromus carinatus var. carinatus John Thomas Howell 1959-9-24 34904 Plumas Sierra Nevada. Crescent Mills. 1066 Comment
  CHSC88195  Bromus carinatus var. carinatus Lowell Ahart 2004-7-27 11317 Plumas Along Hopkins Creek, about 200 yards north of the fork of Hopkins Creek and the East Branch of Hopkins Creek, about 3/4 mile south of Turkeytown, about 1 mile (air) southwest of Blue Nose Mountain, about 10 miles (air) northeast of La Porte. 1645 Comment
  SEINET935017  Bromus carinatus var. marginatus Lewis S. Rose 1951-1 51021 Plumas Johnsville 1600 Comment
  UCD59120  Bromus carinatus var. marginatus John Thomas Howell 1960-7-23 35931 Plumas Lassen Volcanic National Park. Drakesbad. 1676 Comment
  UCD59128  Bromus carinatus var. marginatus John Thomas Howell 20-23 Jun 1977 52412 Plumas Sierra Nevada. On the peninsula of Lake Almanor. 1371 Comment
  CAS-BOT-BC148749  Bromus carinatus var. marginatus Hans Leschke 1960-8-8 1734 Plumas Lassen Volcanic National Park. Near the ski hut. 2026 Comment
  JEPS114921  Bromus ciliatus Lowell Ahart 2008-7-16 15075 Plumas Forest floor, edge of a seep, east of a small meadow (swamp), about 100 yards north of the paved road, about 1/4 mile west of the bridge where the South Fork of the Feather River flows into Little Grass Valley Reservoir, about 2 1/2 miles (air) north of L 1597 Comment
  JEPS115939  Bromus ciliatus Lowell Ahart, John Dittes 2009-7-13 16038 Plumas On damp to wet soil, seep, on the north side of Forest Service Road 27N28, headwater of Clear Creek, about 2.0 miles (air) north of Butt Valley Reservoir Dam, about 3 miles (air) southwest of Lake Almanor Reservoir Dam 1476 Comment
  CHSC55635  Bromus commutatus K. R. Stern 1985-6-25 8299 Plumas Vicinity of Blairsden. 1402 Comment
  HSC9165  Bromus commutatus L. S. Rose 1968-6-10 68087 Plumas Quincy Meadow 1037 Comment
  UCD58436  Bromus commutatus M. S. Taylor 1982-7-8 4804 Plumas S side of Feather River. Ca. 1 mile SW of Beckwourth on Ramelli Ranch. Ca. 1/4 mile E of Calpine Rd. (109). 1487 Comment
  SEINET10934808  Bromus commutatus Mary Susan Taylor 1982-6-28 Taylor 4774 A Plumas T23N R14E nw/ne sec 27. Portola quad. Ramelli Ranch, between Calpine Rd (109), and cow pastures; s side of Hwy 70, ca. 1 mi w of Beckwourth. 4880 ft. Plumas National Forest property. 1487 Comment
  CAS-BOT-BC155058  Bromus hordeaceus John Thomas Howell 1963-6-3 39388 Plumas Sierra Nevada. Quincy. 1036 Comment
  JEPS45880  Bromus hordeaceus L. S. Smith 1925-4-29 1556 Plumas Tahoe National Forest, s slope of Grizzley Ridge Grizzley Ridge; Tahoe National Forest, Grizzley Ridge 975 Comment
  SBBG115916  Bromus hordeaceus J. T. Howell 1962-6-18 37754 Plumas Sierra Valley near Beckwourth 1463 Comment
  CAS-BOT-BC155313  Bromus inermis John Thomas Howell 1962-6-19 37876 Plumas Sierra Nevada. Vinton. 1508 Comment
  CHSC75946  Bromus japonicus G. F. Hrusa 1997-6-26 13880 Plumas Sierra Nevada. 1/2 mi. NE of intersection of Hwy 70 and Rattlesnake Creek Rd (to N; USFS 508)/and Sloat Rd. (to S). [Original lat./long. on label is '39 53 N; 120 42 W']. 1450 Comment
  RSA795663  Bromus japonicus L. Ahart 2012-7-1 18258 Plumas On the sides and in the gutter of the dirt road to the large pipe, about 0.25 miles east of Caribou Road, about 3.5 air miles northeast of Belden. 808 Comment
  CAS-BOT-BC155326  Bromus laevipes s.n. Plumas Sierra Valley. Comment
  RSA201354  Bromus marginatus J. T. Howell 1960-7-20 35760 Plumas Boiling Springs Lake 1799 Comment
  CAS-BOT-BC162153  Bromus orcuttianus C. R. Quick 1942-7-31 42 -46 Plumas Near Quincy. Comment
  CAS-BOT-BC162161  Bromus orcuttianus John Thomas Howell 1951-6-28 27656 A Plumas Sierra Nevada. Johnsville. 1584 Comment
  CHSC91915  Bromus orcuttianus Lowell Ahart; Josephine Guardino 2005-8-9 12268 Plumas Meadow near forest edge, north of a small drainage that runs into Fant Creek, about 200 yards southwest of Fant Creek and the corral, north of Forest Road 27N09, about 6 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1597 Comment
  CAS-BOT-BC162012  Bromus racemosus Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1637 Plumas Butterfly Botanical Area and Vicinity. Area at north of Pond Reservoir. 1097 Comment
  CAS-BOT-BC161354  Bromus tectorum Walter Knight; Irja Knight 1967-5-22 1893 Plumas Butterfly Botanical Area and Vicinity. Butterfly Canyon. 1066 Comment
  CAS-BOT-BC161359  Bromus tectorum Alice Eastwood 1918-5-25 7059 Plumas Portola. Comment
  CAS-BOT-BC185650  Bromus tectorum C. R. Quick 1957-6-15 57 -07 Plumas About 0.5 mile south of Lake Almanor. Comment
  UC1131277  Bromus tectorum E. Sawyer 1935-5-21 4 Plumas 3/4 mi wsw of Beckwith 1493 Comment
  UCD60217  Bromus tectorum G. Douglas Barbe; T. C. Fuller 1982-6-17 3808 Plumas Plumas National Forest. South shore of Frenchman Reservoir (Lake), 0.4 mi. E of Frenchman Dam. 1706 Comment
  RSA700313  Bromus vulgaris L. Ahart 2004-7-27 11314 Plumas along Hopkins Creek, about 200 yards north of the fork of Hopkins Creek and the East Branch of Hopkins Creek, about 3/4 mile south of Turkeytown, about 1 mile (air) southwest of Blue Nose Mountain, about 10 miles (air) northeast of La Porte. 1646 Comment
  CHSC46625  Calamagrostis canadensis V. Oswald; L. Ahart, L. Hanson 1989-7-31 3905 Plumas Lake at the headwaters of Fowler (Slate) Creek, 6.5 air mi (air) n of La Porte, 0.5 mi (air) w of Fowler Pk. Bog. 1670 Comment
  RSA0000411  Calamagrostis micrantha var. sierrae Marcus E. Jones 1897-7-3 s.n. Plumas Prattville. 1372 Comment
  CAS-BOT-BC438488  Calandrinia ciliata Mary Strong Clemens 1920-4-27 s.n. Plumas Greenville Comment
  CHSC110470  Calliscirpus brachythrix L. P. Janeway 2013-6-2 11122 Plumas Northern High Sierra Nevada. Small meadow 0.3 km east-southeast of the Buckhorn survey monument on the eastern end of Red Mountain. 1892 Comment
  SD46714  Callitriche verna Robert J. Weatherby 1955-8-12 1684 Plumas Meadow on upper Clear Creek, below Spanish Peak. 1830 Comment
  CAS-BOT-BC85755  Calocedrus decurrens Walter Knight; Irja Knight; John Thomas Howell 1966-7-26 1596 Plumas Butterfly Botanical Area and Vicinity - Fern Glen 1097 Comment
  CHSC40594  Calocedrus decurrens Lowell Ahart; Jim Jokerst 1985-10-4 5189 Plumas About 1 mile west of Pilot Peak, about 9 miles northeast of La Porte. 1828 Comment
  CHSC67322  Calocedrus decurrens James D. Jokerst; R. A. Schlising, L. Ahart 1985-8-12 2567 Plumas Top of Red Mtn. Above Rich Gulch Rd., N of Hwy. 70. Comment
Read comments
May 4 2012
  CHSC94969  Calocedrus decurrens Lowell Ahart 2006-9-28 13387 Plumas On the west side of the North Fork of the Feather River, on the west side of Highway 70, at Indian Jim Campground, about 3/4 mile southwest of Chambers Creek. 646 Comment
  UC139978  Calocedrus decurrens Mrs. R. M. Austin Sep 1896 Plumas Butterfly Valley Comment
  UC337929  Calochortus coeruleus unknown 1884-1 Plumas Comment
  CAS-BOT-BC487771  Calochortus coeruleus John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54285 Plumas About 1.3 miles southeast of Mt. Hough on the road to Quincy, Sierra Nevada 2042 Comment
  CHSC32037  Calochortus leichtlinii L. Ahart 1979-7-18 1999 Plumas S of Onion Valley Reservoir, ca. 1 mi w of Pilot Peak, ca. 12 mi n of La Porte. 1800 Comment
  CHSC80303  Calochortus leichtlinii L. P. Janeway 1996-6-5 4991 Plumas Northern High Sierra Nevada/Modoc Plateau. Ramelli Ranch; northwest corner of Sierra Valley; 400 ft south of Middle Fork Feather River and 300 ft west of the road to Calpine. 1487 Comment
  JEPS61667  Calochortus leichtlinii Esther C. Fritz 1933-6-28 Plumas near Rock Creek Comment
  CAS-BOT-BC483473  Calochortus minimus Marion Ownbey; Ruth P. Ownbey 1938-7-14 1740 Plumas Below Humboldt Summit on road between Jonesville and Lake Almanor Comment
  CAS-BOT-BC493422  Calochortus nudus G. D. Barbe; T. C. Fuller; John Thomas Howell 1981-6-23 54161 Plumas 3.25 miles west of Round Valley Reservoir dam 1633 Comment
  CAS-BOT-BC493426  Calochortus nudus Lewis S. Rose 1967-6-12 67114 Plumas Butterfly Valley, 3 mi. of Keddie 1219 Comment
  RSA101412  Calochortus nudus R. Weatherby 1955-7-26 1662 Plumas Upper end of Three Lakes trail, near Spanish Peak. 2073 Comment
  JEPS48662  Caltha biflora Esther C. Fritz 1933-7-4 Plumas Spanish Peak Comment
  CHSC94187  Calyptridium monospermum Lowell Ahart 2006-6-28 12897 Plumas On Lumpkin Ridge, about 4 miles (air) northeast of Camp 18, small open area of bare basalt. 1514 Comment
  JEPS122183  Calyptridium monospermum Lowell Ahart 2014-8-26 19781 Plumas On the north side of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. Comment
  UC569762  Calyptridium monospermum F. W. Embree 1934-6-22 119 Plumas 6 mi sw of Buck's Ranch (Oroville - Quincy road) 1615 Comment
  HSC101678  Calyptridium umbellatum Dillon North Davis 2013-7-3 38 Plumas 4.8 miles south on FS Road 25N17 from intersection with Highway 70 1576 Comment
  JEPS103356  Calyptridium umbellatum Lowell Ahart 2002-6-26 9778 Plumas On the E side of the poor road, ca 1/2 mile S of the intersection of Lumpkin Ridge Road and the road to Tamarack Flat, ca 1 mile (air) NW of Little Grass Valley Reservoir dam, ca 4 miles (air) NW of La Porte. 1796 Comment
  UC1136660  Calyptridium umbellatum E. Sawyer 1935-5-22 20 Plumas 3/4 mi sw of Beckwith Butte 1493 Comment
  UC1794966  Calystegia R. K. Brummitt 1998-5-17 19887 Plumas Route 89 near Indian Falls, 4 km from Route 70 junction, opposite Dawn Community Centre. Comment
  CHSC21651  Calystegia malacophylla subsp. malacophylla D. Brink; L. Mayer 1975-7-12 Plumas Buck's Lake Forest Service Survey Comment
  CHSC87830  Calystegia occidentalis subsp. occidentalis Lowell Ahart; John Dittes, Josephine Guardino 2004-6-6 10998 Plumas On the bottom of a small drainage, on the north side of the logging road, about 1 1/2 miles (air) south of Lower Taylor Rock, about 7 1/2 miles (air) northeast of Quincy. 1517 Comment
  CAS-BOT-BC497565  Camassia quamash subsp. breviflora Marcus E. A M Jones 1897-7-3 s.n. Plumas Prattville 1371 Comment
  RSA0009460  Camassia quamash subsp. breviflora Marcus E. Jones 1897-7-3 s.n. Plumas Prattville. 1372 Comment
  RSA39722  Camassia quamash subsp. breviflora Philip A. Munz 1947-5-16 11814 Plumas 5 miles north of Chilcoot 1524 Comment
  CAS-BOT-BC160841  Camissonia tanacetifolia subsp. quadriperforata Peter H. Raven 1963-5-28 18419 Plumas 3.1 miles west of Vinton Comment
  RSA252386  Camissonia tanacetifolia subsp. tanacetifolia Robert F. Thorne, C. W. Tilforth 1969-9-6 39239 Plumas Along Feather River, 1 mi SW of Beckwourth. 1357 Comment
  RSA186579  Camissonia tanacetifolia subsp. tanacetifolia T. Mosquin, J. M. Gillett 1963-7-14 5302 Plumas Middle Fork of Feather River just N of Mohawk Comment
  SEINET10463001  Campanula prenanthoides Howell 1959-9-26 Howell 35045 Plumas Near Keddie 1006 Comment
  UC1594670  Cardamine breweri Lowell Ahart 1992-5-25 6778 Plumas about 1/2 mi s Turkey Town (along edge Hopkins Creek, w of Blue Nose Mountain); w of Blue Nose Mountain, Hopkins Creek, s of Turkey Town 1828 Comment
  RSA0116212  Cardamine breweri Marcus E. Jones 1897-7-2 s.n. Plumas Near Pratville at Clear Creek 1524 Comment
  CAS-BOT-BC37822  Cardamine nuttallii M. S. Taylor 1982-6-1 4580 Plumas Between spur road and 27N92, northwest of Goldstripe Mine, ca. 4 air miles west of Greenville. 1615 Comment
  CHSC33613  Cardamine nuttallii var. covilleana M. S. Taylor 1981-6-17 2923 Plumas Jct Meadow creek and rd 25N10, e side of Mt Ingalls, ca. 8 air mi se of Genesee. Near creek. 2286 Comment
  UC117811  Cardamine pachystigma Mrs. R. M. Austin 1880-1 Plumas Big Meadows Comment
  CHSC55562  Carex abrupta L. P. Janeway 1990-7-11 3790 Plumas Plumas National Forest. About 1/4 mi east of Emigrant Creek and about 1/4 mi south of Little Grizzly Creek. Southerly finger of meadows along Little Grizzly Creek. 1775 Comment
  JEPS106134  Carex abrupta Lowell Ahart, John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11172 Plumas In a small meadow, on the north side of a forest road, about 1/4 mile north of Taylor rock, about 1 mile (air) southwest of Grizzly Peak, about 5 miles (air) south of Taylorsville, about 8 miles (air) northeast of Quincy 2139 Comment
  UC822483  Carex acutina A. A. Heller with P. B. Kennedy 1907-7-9 8784 Plumas Comment
  CDA13564  Carex amplifolia G. F. Hrusa, T. D. Wilfred 1996-7-22 13392 Plumas Sierra Nevada; PLUMAS NATIONAL FOREST: Rhizomatous colonies in deep shade in moist bed of Little Long Valley Creek, approx. 1/2 m. N. of Hwy 70 about 15 m. E of Quincy. Comment
  RSA201332  Carex angustata J. T. Howell 1960-7-23 35943 Plumas Lassen Volcanic National Park. Drakesbad. Near Soda Spring. 1677 Comment
  JEPS95382  Carex athrostachya Lowell Ahart 1994-7-22 7500 Plumas along the N side of the Pacific Crest Trail, about 1/2 mi E of Mount Etna 1981 Comment
  RSA71127  Carex athrostachya L. S. Rose 1951-6-28 51034 Plumas McRae Meadows, 8 mi. sw. of Johnsville 1951 Comment
  RSA122795  Carex athrostachya H. S. Yates 1936-8-12 6090 Plumas Lake Almanor. 1341 Comment
  CAS-BOT-BC19132  Carex aurea John Thomas Howell 1951-6-27 27616 Plumas Sierra Nevad. Jamison Creek. 1828 Comment
  CAS-BOT-BC19527  Carex bolanderi John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-26 54370 Plumas Sierra Nevada. 0.75 mile northeast of Bucks Summit on road to Quincy. 1600 Comment
  CAS-BOT-BC19633  Carex brainerdii John Thomas Howell 1951-6-28 27726 Plumas Eureka Lake. 1889 Comment
  CAS-BOT-BC19634  Carex brainerdii John Thomas Howell 1951-6-28 27714 Plumas Eureka Peak. 2255 Comment
  CHSC41158  Carex brainerdii L. P. Janeway; Gary Benson, Leigh Wingett 1985-7-10 1207 Plumas Along the Hungry Creek Rd ca 1/2 mi north of the Antelope Res Rd. 1554 Comment
  CHSC53574  Carex brainerdii L. P. Janeway; Gary Benson, Randy Harrison 1984-8-28 1098 B Plumas On flats SW of Lake Almanor. 1417 Comment
  CHSC55555  Carex brainerdii L. P. Janeway 1990-7-3 3759 Plumas Plumas National Forest. About 100 m west of Paradise Creek and about 2/3 mi south of Little Grizzly Creek. 1874 Comment
  RSA364726  Carex brainerdii Christopher Davidson 1975-6-7 2732 Plumas On Humboldt Road, branching W of highway 89, W of Lake Almanor. Ca. 3 miles W on this road. 1524 Comment
  UCD140197  Carex brainerdii L. P. Janeway 1996-6-4 4985 Plumas 0.5 mile northeast of Deer Creek and 2.0 mile south of Spanish Creek; north side of logging spur road 0.6 mile east of Road 24N23X. 1318 Comment
  SEINET7553523 Image available Carex canescens L. P. Janeway 2003-7-9 7904 Plumas High Cascade Range. South edge of marsh at southeast end of Willow Lake. Mt. Harkness 7.5' quad. 1656 Comment
  POM80813  Carex cusickii Marcus E. Jones 1897-7-3 10916 Plumas Prattville. 1372 Comment
  RSA201269  Carex cusickii J. T. Howell 1960-7-23 35936 Plumas Lassen Volcanic National Park. Drakesbad. Near Soda Spring. 1677 Comment
  CAS-BOT-BC20591  Carex douglasii Alice Eastwood 1918-5-25 6998 Plumas Portola. Comment
  CAS-BOT-BC20080  Carex echinata John Thomas Howell 1959-9-23 s.n. Plumas 3 miles from Juniper Lake on road to Chester. 1889 Comment
  CAS-BOT-BC65491  Carex echinata subsp. echinata L. P. Janeway 1995-7-23 4872 Plumas Meadow at head of western branch of Stag Creek; along road 22N80Y; 0.1 mi N of road 22N72; about 0.3 mi SSE of Table Mtn 1755 Comment
  CHSC102586  Carex echinata subsp. echinata L. P. Janeway; B. Castro 2009-7-4 9847 Plumas Northern High Sierra Nevada. Upper end of Rock Island Ridge,. 1576 Comment
  CAS-BOT-BC19866  Carex echinata subsp. echinata Brink; Mayer 1975-7-3 s.n. Plumas Sierra Nevada. Bucks Lake area. Comment
  JEPS112951  Carex feta Dean W. Taylor 2001-8-1 17871 Plumas tributary to Hopkins Creek draining from Blue Nose Mountain. along Forest Road 23N10 near the junction with Forest Road 23N43Y 1493 Comment
Read comments
Jun 18 2011
  RSA60234  Carex feta E. K. Balls 1950-8-31 15530 Plumas Hwy 24, 1 mile north of Spanish Creek, just north of Quincy. 1098 Comment
  CDA33073  Carex feta G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-23 3163 Plumas Long Valley, 0.4 mile south of junction of Dixie Canyon-Round Valley and Canyon Dam Roads, at Maxwell Mine Road. Comment
  CHSC76811  Carex fracta G. Douglas Barbe; J. T. Howell, T. C. Fuller 1981-6-22 3059 Plumas 10.6 miles NE of La Porte on La Porte-Quincy Road; 8.3 miles NE of junction, Little Grass Valley Reservoir Road, headquarters of South Fork Feather River. 1889 Comment
  SEINET10749387  Carex fracta Dean W. Taylor 2000-8-12 Taylor 17557 Plumas Wemple Cabin, Antelope Creek 1 air mi NE from Antelope Lake (upper Feather River watershed); T27N R13E NW1/4 Section 16; Antelope Lake 71/2' USGS quadrangle. Sierra Nevada (nSNH). 1859 Comment
  CAS-BOT-BC20690  Carex fracta Clare B. Hardham 1970-8-8 17701 B Plumas Sierra Nevada. Thompson Peak. 2133 Comment
  RSA97923  Carex fracta J. T. Howell 1951-6-28 27650 Plumas Johnsville 1585 Comment
  JEPS93934  Carex gigas Vernon H. Oswald and Lowell Ahart 1998-8-11 9478 Plumas 6.2 mi ne of Four Trees (on the s side of Frenchman Hill, USFS 23N85Y 0.8 mi e of Orovile-Quincy Highway); Frenchman Hill, USFS 23N85Y 1737 Comment
  CDA14007  Carex heteroneura G. F. Hrusa, T. D. Wilfred 1997-6-26 13924 Plumas Sierra Nevada; About Brady's Camp. Pine Creek Valley, ~ 1/2 mi. NE Argentine Rock. Comment
  UC1778640  Carex heteroneura G. Douglas Barbe, T. C. Fuller 1982-6-16 3790 Plumas Plumas National Forest. Meadow below Mud Lake, 3/4 mile NE of Eisenheimer Peak. 2097 Comment
  JEPS87742  Carex integra Lowell Ahart 1994-6-15 7343 Plumas near intersection of Lumpkin Ridge Road and road to Tamarack Flat (about 200 yards e of a logging road, about 1 mile (air) w of Little Grass Valley Reservoir) 1767 Comment
  CAS-BOT-BC7800  Carex laeviculmis L. P. Janeway 1993-8-14 4527 Plumas Along Road 24N29Y, ca. 0.2 miles north of Haskins Creek and ca. 1.6 miles southeast of Bucks Lake. 1691 Comment
  CAS-BOT-BC31151  Carex lemmonii Hans Leschke; George Wilson Gillett s.n. Plumas Near Devil's Kitchen. Comment
  CHSC105838  Carex lemmonii Lowell Ahart 2010-7-27 16927 Plumas Seep on the west side of Forest Road 22N68, about 1/4 mile north of the road gate, about 1/2 mile north of where the road crosses the South Fork of the Feather River, about one mile north of Little Grass Valley Reservoir. 1571 Comment
  UCD140472  Carex lemmonii John Thomas Howell 1960-7-23 35946 Plumas Lassen Volcanic National Park, Drakesbad. Near Soda Spring. 1676 Comment
  JEPS104615  Carex lenticularis var. impressa Lowell Ahart 2003-7-18 10433 Plumas Seep, on the e side of the road, ca 3/4 mi w of Lumpkin Ridge Rd, ca 1 mi se of Tamarack Flat, ca 2 mi (air) nw of Little Grass Valley Reservoir dam, ca 5 mi (air) nw of La Porte. 1752 Comment
  RSA718445  Carex lenticularis var. impressa L. Ahart 2006-7-9 12922 Plumas About 100 yards north of the paved basalt road, about 3 3/4 miles (air) northwest of Tamarack Flat, about 5 3/4 miles (air) northwest of Little Grass Valley Reservoir. 1679 Comment
  CHSC118670  Carex leptopoda Chelsea Morgan 2015-6-28 2015023 Plumas Location near Moonlight Valley, south of Forest Service road 28N30B, northwest of 28N30B1. UTM 688739 E, 4455754 N, NAD83 Zone 10N. 1800 Comment
  UC1075694  Carex luzulifolia Robert J. Weatherby 1955-6-26 1543 Plumas Mud Lake, Lakes Basin Area 2103 Comment
  RSA0035328  Carex luzulina Lowell Ahart 2012-9-5 18445 Plumas Along the south side of the South Fork of the Feather River, about 800 yards east of the County Road where it cross the South Fork of the Feather River, about 2/3 mile (air) southwest of Pilot Peak, about 9 miles (air) northeast of La Porte. 1940 Comment
  CAS-BOT-BC31694  Carex mariposana John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-25 54343 Plumas 2.8 mi NNE of Englemine on Diamond Mt. Road 1341 Comment
  CHSC79085  Carex mariposana L. P. Janeway 2000-6-24 6836 Plumas Northern High Sierra Nevada. Diamond Mountains; 1.1 km southeast of Crystal Peak; near top of ridge, southwest slope. 2201 Comment
  CAS-BOT-BC31693  Carex mariposana L. P. Janeway 1990-7-5 3773 Plumas At dirt road crossing of the SE branch of Paradise Creek ca 1 1/4 mi S of Little Grizzly Creek. 1844 Comment
  JEPS120100  Carex multicaulis Lowell Ahart 2012-7-1 18249 Plumas About 200 yards west of Caribou Road, about 4 miles (air) northeast of Belden. Comment
  CAS-BOT-BC32068  Carex multicaulis John Thomas Howell; Gordon H. True 1967-5-7 42185 Plumas Injin Jim Campground at confluence of Granite Creek and North Fork of Feather River. 609 Comment
  CAS-BOT-BC32073  Carex multicaulis John Thomas Howell 1926-7-23 2092 Plumas Prattville 1463 Comment
  CAS-BOT-BC32074  Carex multicaulis John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54223 Plumas Ca 5 miles SE of Mt. Hough on the road to Quincy. 1584 Comment
  SEINET7568479 Image available Carex multicaulis Lewis S. Rose 1963-6-3 63084 Plumas Butterfly Valley, 3 mi SW of Keddie. 1189 Comment
  CDA13390  Carex multicostata G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13239 Plumas Sierra Nevada; below headwaters of Bull Run Creek off USFS 23N12E. Comment
  CAS-BOT-BC119854  Carex nebrascensis John Thomas Howell 1960-7-22 35881 Plumas Wet meadow, Drakesbad 1828 Comment
  CHSC47008  Carex nebrascensis L. P. Janeway 1989-7-25 3516 Plumas Plumas National Forest. North end of Crocker Mdw; near the Beckwourth-Genesee Rd (rd 111) 6.1 mi N of Beckwourth. 1752 Comment
  CAS-BOT-BC119859  Carex nebrascensis Catherine McWilliams 1971-9-1 531 Plumas Near a small lake in Mohawk Valley, off the Johnsonville road. 1341 Comment
  SEINET11635248  Carex nebrascensis L. P. Janeway 1989-1 3408 Plumas Plumas NF, near head of Mapes Cyn, along Beckwourth-Genesee Rd (rd 111) 4.9 mi N of Beckwourth 1768 Comment
  CHSC92287  Carex nervina Lowell Ahart; John Dittes 2005-9-20 12452 Plumas On the south side of Forest Road 27N34, about 1 mile northeast of Eisenheimer Peak, about 3/4 mile south of Wilcox Valley. 2004 Comment
  CAS-BOT-BC119687  Carex nervina Catherine McWilliams 1971-9-1 794 Plumas Eureka Ridge, Plumas - Eureka State Park. 2255 Comment
  CHSC46043  Carex nudata L. P. Janeway 1987-5-28 2105 Plumas At edge of Indian Cr, 2.0 mi NE on hwy 89 from hwy 70. 914 Comment
  CHSC47341  Carex nudata L. P. Janeway 1989-6-15 3325 Plumas Plumas National Forest. At edge of Middle Fk Feather River ca 1 mi SE of Cromberg. 1280 Comment
  JEPS105660  Carex nudata L. P. Janeway 2003-5-17 7789 Plumas Northern High Sierra Nevada. Along northwest edge of North Fork Feather River just below the mouth of Chambers Creek 613 Comment
  CAS-BOT-BC119293  Carex occidentalis John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-26 54397 Plumas Meadow and meadow borders, 0.3 mi SW of Bucks Summit on road to Bucks Lake. 1645 Comment
  CAS-BOT-BC119191  Carex pachystachya W. I. Follett 1992-6-4 4212 Plumas Johnsville quad, S side of road to Plumas-Eureka State Park (Rd 506), 1341 Comment
  CHSC62796  Carex pachystachya Hal Durio 1993-8-6 Plumas About 0.5 mi south of Bucks Creek and ca 1.2 mi east of the eastern end of Bucks Lake. Along Rd 24N29Y. 1706 Comment
  CAS-BOT-BC119012  Carex pellita D. H. Esplin; R. K. Gierisch 1968-10-3 5 Plumas Crocker Guard Station horse pasture. 1737 Comment
  CHSC60500  Carex pellita L. P. Janeway 1992-6-4 4211 Plumas Plumas National Forest. South side of road to Plumas-Eureka State Park (Rd 506) across from turn to Plumas Pines; 1/2 mi west of Mohawk, 1/4 mi west of Middle Fork Feather River. 1341 Comment
  CHSC101957  Carex petasata Lowell Ahart; John Dittes, Josephine Guardino 2009-7-29 16207 Plumas On dry rocky soil, drainage from a snow lake, on the south side of Forest Road 26N67F3, 1.2 miles (air) northeast of Rush Creek Hill, 2.6 miles (air) east-southeast of Caribou Powerhouse. 1677 Comment
  SEINET13697562  Carex praegracilis W. Harnach 2004-5-15 1186 Plumas Sierra Valley, 1.75 miles south of Hwy 70 on Co. Rd. A-24, at the corrals 1487 Comment
  SEINET10709310  Carex rossii David Castaner 1984-5-27 Castaner 8050 Plumas Along Highway 70 In Dry Pine Woods At Portolo-Greagle Plumas Area. Comment
  CAS-BOT-BC117897  Carex scabriuscula John Thomas Howell 1962-6-16 37644 Plumas Feather River North Fork on road to Caribou. 731 Comment
  CHSC67399  Carex scabriuscula James D. Jokerst; R. A. Schlising, L. Ahart 1985-8-12 2551 Plumas Hwy. 70, Serpentine Canyon 1.6 mi SW of its junction with Rich Gulch. Comment
  CHSC118669  Carex scabriuscula Wendy L. Boes; Jim Battagin 2015-5-12 2015007 G Plumas Plumas National Forest. Location between Forest Service Road 25N18Y and Caribou Road, south of Northfork Campground. UTM 652180 E, 4433328 N, NAD83 Zone 10N. 792 Comment
  CHSC117757  Carex scoparia var. scoparia Jim Belsher- Howe 2016-9-5 Plumas Smith Lake- 'Quigley Marsh. 4050 Comment
  CAS-BOT-BC117521  Carex sheldonii L. P. Janeway 1992-6-4 4218 Plumas Along NE side of Middle Fork Feather River at mouth of Bonta Creek; 1316 Comment
  CHSC76252  Carex sheldonii G. L. Ponting 1999-8-28 Plumas About 1.2 mi southwest of Portola. About 100 ft north of County Road A-15. On the drier and higher parts of seasonally wet meadow. 1499 Comment
  CHSC97073  Carex simulata Lowell Ahart; Josephine Guardino 2007-7-21 14364 Plumas Shallow water in a small stream, near a spring, open dry flat, south of the dirt road, about 1/2 mile (air) south of Bagley Pass, about 400 yards north of Lake Davis. 1787 Comment
  SEINET8989740 Image available Carex specifica Unknown 2003-1 7909 Plumas High Cascade Range. At the end-of-the-road trailhead parking for trail to Little Willow Lake; 200 m southeast of Little Willow Lake. Reading Peak 7.5' quad. Comment
  UCD140890  Carex stipata var. stipata Lewis S. Rose 1967-7-9 67144 Plumas Quincy. 1036 Comment
  UC1133464  Carex straminiformis L. S. Smith 1927-8-10 2173 A Plumas Gold Valley drainage Tahoe <National Forest>, Downieville Quadrangle 2346 Comment
  CAS-BOT-BC114996  Carex subfusca John Thomas Howell 1951-6-27 27600 Plumas McRae Meadow. 1981 Comment
  CHSC102434  Carex subfusca L. P. Janeway; B. Castro 2009-7-12 9853 Plumas Northern High Sierra Nevada. Lower Thompson Valley 2.0 km north of Red Clover Creek. 1670 Comment
  OBI2941  Carex subfusca Lewis S. Rose 1968-6-10 68085 Plumas Quincy 1036 Comment
  UCD141171  Carex subfusca Lewis S. Rose 1968-6-10 68085 Plumas Quincy. 1036 Comment
  CAS-BOT-BC114992  Carex subfusca John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-25 54313 Plumas Near Englemine on Diamond Mt. Road NE of Taylorsville. 1219 Comment
  SEINET10750063  Carex subfusca David Castaner 1984-5-28 Castaner 8055 Plumas 1.8 miles west of Greenhorn Creek. Along Highway 70. Comment
  CHSC37287  Carex utriculata M. S. Taylor 1982-7-12 4819 Plumas Mc Rae Meadows, ca. 6 mi w of Mohawk. 1889 Comment
  CHSC53546  Carex utriculata L. P. Janeway 1990-6-11 3782 Plumas Plumas National Forest. Halfway between Paradise Cr and Emigrant Cr, and ca 2/3 mi S of Little Grizzly Cr. 1874 Comment
  CHSC116367  Carex utriculata Sara M. Taylor; Scott Batiuk 2012-9-12 71 Plumas Plumas National Forest. Muck Fen. Take Mill Creek Rd to the Mud Lake Rd intersection. On foot, cross to the north side of the river and head WNW. UTM Zone 10, 4423072 N, 652443 E. 1890 Comment
  JEPS28348  Carex utriculata George W. Gillett 1957-7-18 837 Plumas marsh on n end of Willow Lake Lassen Volcanic National Park, Willow Lake 1661 Comment
  RSA0035324  Carex vesicaria var. vesicaria Lowell A. Ahart 2010-10-21 17313 Plumas East side of Fowler Lake, about 3/8 mile south of the dirt road, about 2 miles (air) north of where Black Rock Creek flows into Little Grass Valley Reservoir, about 6 miles (air) north-northwest of La Porte. 1662 Comment
  CHSC101872  Carex whitneyi Lowell Ahart; John Dittes, Josephine Guardino 2009-6-15 15907 Plumas About 100 yards northwest of Lake Almanor Dam. 1421 Comment
  UC1748287  Carex whitneyi L. P. Janeway 1999-7-17 6509 Plumas gentle S-facing slope at the wide saddle of Humboldt Summit 2020 Comment
  CAS-BOT-BC114938  Carex whitneyi L. P. Janeway 1990-7-18 3804 Plumas Near Emigrant Creek 1/4 mi N of the crest of Grizzly Ridge. 2103 Comment
  CHSC21726  Castilleja F. T. Griggs; A. Pass 1975-8-5 308 Plumas Buck's Lake Forest Service Survey. Comment
  CAS-BOT-BC249012  Castilleja F. Thos. Griggs 1975-1-1 308 Plumas Bucks Lake area Comment
  CAS-BOT-BC249747  Castilleja applegatei subsp. pinetorum John Thomas Howell 1951-6-28 27715 Plumas Eureka Peak 2255 Comment
  CAS-BOT-BC249752  Castilleja applegatei subsp. pinetorum Mary E. Wall 1939-6-25 s.n. Plumas Brush Cr. ranger station Comment
  JEPS26690  Castilleja applegatei subsp. pinetorum P. C. Hutchison 1961-6-9 2129 Plumas 0.4 mi e Round Valley Reservoir dam and store; Round Valley Reservoir Comment
  JEPS81451  Castilleja applegatei subsp. pinetorum M. S. Taylor 1982-7-14 4826 Plumas ca 1 mi s Onion Flat (Soda Creek Rd, ca 3 mi n of Twain); Almanor SW Quad. 1463 Comment
  SD7118  Castilleja applegatei subsp. pinetorum Mrs. R. M. Austin 1880-1 Plumas Big Meadows Comment
  UC1012477  Castilleja applegatei subsp. pinetorum Francis W. Pennell Jun 10 1940-Jun 11 1940 25800 Plumas e of Almanor (Route 89) 1493 Comment
  UCD122260  Castilleja applegatei subsp. pinetorum M. S. Taylor 1982-8-5 4935 Plumas Around Crystal Lake just below Mt. Hough, ca. 7 air mi nne of Quincy. 2042 Comment
  UC886447  Castilleja campestris subsp. campestris L. R. Miller 1936-6-14 Plumas Sierra Valley Comment
  UC155238  Castilleja lacera Katharine Brandegee 1911-7-30 Plumas Portola Comment
  CHSC75543  Castilleja linariifolia G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-23 3117 Plumas At northwest shore of Round Valley Reservoir, 0.25 mile west of the dam on Dixie Canyon-Round Valley Road. 1371 Comment
  CAS-BOT-BC254073  Castilleja miniata Rimo Bacigalupi 1927-7-12 1732 Plumas along Little Grey Eagle Creek near Lakes Center Camp, Gold Lake Region 1981 Comment
  RSA296389  Castilleja miniata W. L. Jepson 1939-7-31 19315 Plumas Spanish Peak (2 miles from summit). 2043 Comment
  CAS-BOT-BC254055  Castilleja miniata M. S. Taylor 1982-8-4 4916 Plumas Along spring on n side of Solomon [Soloman] Saddle Rd, ca. 1 mi nw of Taylor Rock, ca. 7 air mi ne of Quincy. Flora of Plumas County 1889 Comment
  SEINET10549613  Castilleja miniata Mary Susan Taylor 1982-8-5 Taylor 4937 Plumas T25N R10E ne sec 8. Greenville SW quad. Around Crystal Lake, just below Mt Hough, ca. 7 air mi nne of Quincy. 6700 ft. 2042 Comment
  SEINET10549614  Castilleja miniata Mary Susan Taylor 1981-7-17 Taylor 4023 Plumas T21N R12E ne/se sec 7, Sierra City NW quad; Bear Lake trail of Lakes Basin area, within 1/4 mi of trailhead near Ellwood Lodge, 6 mi S of Mohawk; moist shaded forest; 6400 ft elev. 1950 Comment
  SEINET10549615  Castilleja miniata Mary Susan Taylor 1982-8-4 Taylor 4916 Plumas T25N R10E nw/se sec 23. Greenville SE quad. ALong spring on n side of Soloman Saddle Rd, ca. 1 mi nw of Taylor Rock, ca. 7 air mi ne of Quincy. 6200 ft. 1890 Comment
  JEPS122117  Castilleja miniata subsp. miniata Lowell Ahart 2014-8-24 19758 Plumas Center of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. Comment
  CDA19260  Castilleja minor var. exilis G. D. Barbe, T. C. Fuller 1982-6-17 3851 Plumas Plumas National Forest; East shore Frenchman Lake at the parking lot; Crystal Fishing Access. 1706 Comment
  CHSC34748  Castilleja peirsonii M. S. Taylor 1981-9-10 4271 Plumas Head of Bullfron Ravine, above seep, ca. 3 mi w of Indian Falls. 1737 Comment
  UC1063481  Castilleja pilosa E. Sawyer 1935-6-4 62 Plumas 3.75 mi ene Beckwith Butte; Sierraville Quad. 1493 Comment
  UC1094747  Castilleja pilosa Francia Chisaki 1956-5-31 893 Plumas 1.3 mi s Sattley road junction with Highway 40 Alt. (on road to Sattley, s of Beckwourth); Sierra Valley Comment
  SEINET14164078  Castilleja pilosa var. pilosa A. A. Heller, P. B. Kennedy 1907-7-5 8747 Plumas Red Clover Valley. Comment
  CHSC101514  Castilleja tenuis G. F. Hrusa; S. Gamairi, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16316 Plumas Willow Creek Rd. 1.6 mi NW of Hwy 70 and 2.6 mi W on 70 from town of Portola. 1554 Comment
  CHSC110285  Castilleja tenuis B. Castro; L. P. Janeway 2006-6-4 1553 Plumas Northern High Sierra Nevada. West side of lower Thompson Valley, 1.2 mi NNW of the mouth of McReynolds Creek at Red Clover Creek. 1674 Comment
  CHSC36206  Castilleja tenuis M. S. Taylor 1982-7-8 4800 Plumas On Ramelli Ranch on s side of Feather River in dry edges, ca. 1 mi se of Beckwourth. 1487 Comment
  CHSC80277  Castilleja tenuis L. P. Janeway 1996-6-5 5001 Plumas Northern High Sierra Nevada/Modoc Plateau. Ramelli Ranch; northwest corner of Sierra Valley; 0.2 mi south of Middle Fork Feather River and 0.8 mi west of the road to Calpine. 1488 Comment
  CHSC97061  Castilleja tenuis Lowell Ahart; Josephine Guardino 2007-7-20 14351 Plumas Strand of Lake Davis, about 100 yards southeast of Long Point, northeast side of Lake Davis. 1763 Comment
  UC1281386  Ceanothus X flexilis H. E. McMinn 1941-8-27 5393 Plumas n Blairsden; n of Blairsden Comment
  SBBG120147  Ceanothus arcuatus L. P. Janeway 2007-5-20 8996 Plumas NE corner of Meadow Valley at jct of Bucks Lake Rd, Spanish Ranch Rd, and Spanish Crk 1106 Comment
  CAS-BOT-BC47865  Ceanothus cordulatus Mary Strong Clemens 1920-6-17 s.n. Plumas Lake Almanor Comment
  CHSC46504  Ceanothus cordulatus Lowell Ahart 1975-7-16 885 Plumas About 1 mile north of Little Grass Valley Reservoir. On an open hillside. 1828 Comment
  CAS-BOT-BC50771  Ceanothus integerrimus Lewis S. Rose 1932-9-6 32635 Plumas Jamison Mine 1676 Comment
  CHSC9733  Ceanothus integerrimus Nancy Mosman 1971-7-17 112 Plumas Along side of slope 75 ft e of Hwy 32 ca. 3.8 mi s of Chester, Calif. 1371 Comment
  UCD111983  Ceanothus integerrimus James I. Mallory 1969-8-21 357 Plumas 1 1/2 miles north-northwest of Camel Peak and 9 miles west-northwest of La Porte, Plumas National Forest. 1524 Comment
  RSA189330  Ceanothus integerrimus var. californicus L. S. Rose 1967-7-10 67153 Plumas 3 miles west of Keddie, Butterfly Valley 1098 Comment
  RSA79094  Ceanothus integerrimus var. puberulus E. K. Balls, Percy C. Everett 1952-10-14 18208 Plumas 1 miles NE of jct of Hwy 89 and 24, betw Greenville and Quincy 915 Comment
  CAS-BOT-BC63333  Ceanothus prostratus W. B. Stevens 1922-7-3 s.n. Plumas Salmon Lake. Comment
  CAS-BOT-BC63334  Ceanothus prostratus Doris Kildale Gillespie 1930-5-12 9313 Plumas 2 mi. e. of Chester. Comment
  CHSC59923  Ceanothus prostratus L. P. Janeway; Garrett Gibson 1992-7-22 4273 Plumas Plumas National Forest Milford Ranger District Recon Compartment. 0.25 mi east of the top of Horton Ridge, across the ridge from the southeast fork of Horton Canyon. 2057 Comment
  UCSB22989  Ceanothus prostratus McMinn, H. 1941-8-27 Plumas Along railway bank along Feather River, Blairsden Comment
  SEINET12210609  Ceanothus prostratus Unknown 1972-1 1 Plumas ca 5 yds. off the s side of Forbestown Road, 7.5 mi from La Porte Comment
  RSA104129  Ceanothus prostratus var. occidentalis T. C. Porter 1876-1 s.n. Plumas [Unspecified] Comment
  RSA59354  Ceanothus velutinus E. K. Balls 1950-9-2 15621 Plumas 2.5 miles towards Mt. Ingalls Lookout after turn off from Ramelli to Walker Mine. 1951 Comment
  SD46590  Ceanothus velutinus Robert J. Weatherby 1950-8-11 1515 Plumas Peak of Mt. Elwell, Lakes Basin Area, Northern Sierra Nevadas 2377 Comment
  UC1071482  Ceanothus velutinus G. T. Nordstrom 1934-7-16 227 Plumas 1 3/4 mi ne Mount Ararat; Bidwell Bar Quadrangle 1767 Comment
  CDA43038  Centaurea diffusa Willo Vieira 2014-8-2 PDR# 320 P06131672 Plumas Whilhoitte Road, Chester. 0 Comment
  CHSC81605  Centaurea solstitialis Lowell Ahart 2001-10-8 9330 Plumas Sand bar, on the west side of Indian Creek, about 400 yards south of Arlington Road, about 200 yards east of Highway 89, about 1 1/2 miles south of Crescent Mills. 1066 Comment
  CAS-BOT-BC384932  Cerastium arvense L. P. Janeway 1991-5-9 3927 Plumas Inner canyon of North Fork Feather River, along and above Hwy 70; 1.2 mi east of Rodgers Flat and 2.0 mi east of Chambers Creek 655 Comment
  CAS-BOT-BC384936  Cerastium arvense John Thomas Howell; Gordon H. True 1967-5-9 42211 Plumas Lewisia Rock, 3.5 miles southwest of Belden, Feather River Canyon 609 Comment
  CDA5731  Cerastium arvense L. Ahart, R. K. Rabeler, L. P. Janeway, L. Hanson 2005-4-2 11751 Plumas On the south side of Highway 70, about 200 yards southwest of Grizzly Creek, about 1 1/2 miles northeast of the Arch Rock Shady Rest Area. Comment
  CHSC55487  Cerastium arvense L. P. Janeway 1991-6-14 4010 Plumas Inner canyon of North Fork Feather River, along and above Hwy 70; 1.2 mi east of Rodgers Flat and 2.0 mi east of Chambers Creek. 655 Comment
  CHSC90940  Cerastium arvense Lowell Ahart; Richard Rabeler, Lawrence Janeway, Linnea Hanson 2005-4-20 11751 Plumas On the south side of Highway 70, about 200 yards southwest of Grizzly Creek, about 1 1/2 miles northeast of the Arch Rock Shady Rest Area. 484 Comment
  JEPS107784  Cerastium arvense Lowell Ahart, Richard Rabeler, Lawrence Janeway, Linnea Hanson 2005-4-20 11751 Plumas On the south side of Highway 70, about 200 yards southwest of Grizzly Creek, about 1 1/2 miles northeast of the Arch Rock Shady Rest Area 484 Comment
  CAS-BOT-BC388185  Cerastium fontanum Clarence R. Quick 1963-8-23 63 -101 Plumas West of creek, Cottonwood Creek Crossing, southwest of Humbug Valley Comment
  JEPS51364  Cerastium fontanum subsp. vulgare W. L. Jepson 1939-8-4 19334 Plumas Meadow Valley, Rock Creek 1219 Comment
  CHSC97246  Cercocarpus ledifolius var. intermontanus Lowell Ahart; John Dittes 2007-8-9 14452 Plumas On the west side of the ridge, about 3/5 mile south of Mount Ingalls, about 5 1/2 miles (air) northwest of the north end of Lake Davis. 2509 Comment
  UC1127908  Cercocarpus ledifolius var. ledifolius E. Sawyer 1935-5-21 17 Plumas 2 mi e of Beckwith Butte 1706 Comment
  CHSC63447  Chaenactis douglasii var. douglasii Lowell Ahart 1994-7-20 7474 Plumas Plumas/Sierra counties. On both sides of the Pacific Crest Trail, on Bunker Hill Ridge, about 1/2 mile north-west of Mount Etna. 1981 Comment
  RSA71067  Chaenactis douglasii var. douglasii L. S. Rose 1951-6-24 51069 Plumas 9 mi. east of Quincy. 1220 Comment
  RSA739638  Chaenactis douglasii var. douglasii B. Castro, L. P. Janeway, David Toren 2005-8-20 1512 Plumas 10 air miles NE of Paradise, 1.5 miles NW of N Fork Feather River on ridge betw Lockerman and Cedar Creeks. 1122 Comment
  RSA59273  Chamaesyce serpillifolia E. K. Balls 1950-8-31 15567 Plumas Behind Forest Service Ranger Station, Quincy, American Valley Comment
  CHSC92140  Cheilanthes gracillima Lowell Ahart; John Dittes 2005-9-19 12374 Plumas On south side of Taylor Lake, about 6 miles (air) southwest of Antelope Lake. 2080 Comment
  UC1177846  Cheilanthes gracillima P. C. Hutchison Plumas 6 mi n Belden (on road to Longville) 1828 Comment
  CHSC69513  Chenopodium album Lowell Ahart 1997-9-11 7911 Plumas On the east side of Caribou Road, on the east side of the North Fork of the Feather River, at the elevated siphon, about 2 miles (air) northeast of Belden. 731 Comment
  JEPS110525  Chenopodium album Lowell Ahart 2006-10-23 13471 Plumas On the west side of Slate Creek (there is a large gravel flat caused by the dam), where the road ends, about 50 yards north of the dam across Slate Creek, about 1/8 mile northeast of Scales Road, about 5 1/2 miles (air) northeast or Strawberry Valley 1281 Comment
  JEPS102856  Chenopodium ambrosioides Lowell Ahart 2001-10-8 9331 Plumas Sand bar, on the west side of Indian Creek, about 400 yards south of ArlingtonRoad, about 200 yards east of Highway 89, about 1 1/2 miles south of Crescent Mills. 1066 Comment
  UC1136367  Chenopodium atrovirens C. W. Hanks 1934-8-13 43 Plumas ne Sierra Valley; Plumas National Forest, Sierraville Quadrangle Comment
  CAS-BOT-BC494114  Chenopodium desiccatum W. Harnach; N. Harnach 2000-8-2 972 Plumas Sierra Valley. 1.5 mi S of Hwy 70 on A-23, 0.25 mi E of A-23. South of Beckwourth (Sierra Valley Farms) 1487 Comment
  CHSC47402  Chenopodium simplex Lowell Ahart 1977-7-26 1500 Plumas On the mountain side west of Bunker Hill Creek, about 1/2 mile north of the Bunker Hill Mine, about 10 miles north-east of La Porte. 1828 Comment
  CDA3087  Chenopodium strictum var. glaucophyllum J. T. Howell 1959-9-21 34812 Plumas Indian Creek Canyon. Comment
  CAS-BOT-BC451428  Chimaphila menziesii Gordon True; Walter Knight; Irja Knight; John Thomas Howell 1969-6-24 2635 Plumas Butterfly Botanical Area and vicinity: Fern Glen 1066 Comment
  CHSC28924  Chimaphila menziesii L. Hanson 1979-7-23 56 Plumas On ridge south of Coldwater Creek near intersection of roads to Kellogg Lookout and to Mt. Ararat. Comment
  CAS-BOT-BC451430  Chimaphila menziesii John Thomas Howell 1977-6-21 s.n. Plumas Sierra Nevade: between Seneca and Butt Valley Reservoir Comment
  CAS-BOT-BC452241  Chimaphila umbellata Mrs. A. L. Coombs 1906-1-1 s.n. Plumas Prattville Comment
  CHSC53139  Chimaphila umbellata L. P. Janeway 1990-9-2 3852 Plumas Plumas National Forest, Beckwourth Ranger District, Cascade Compartment. About halfway between Cascade Cr and Emigrant Cr, and about 1/3 mi S of Little Grizzly Cr. 1859 Comment
  HSC100127  Chorispora tenella G. D. Barbe 1981-6-23 3090 Plumas East Quincy; vacant lot E. of Lariat Lodge. Comment
  CAS-BOT-BC36258  Chrysolepis sempervirens Mrs. Joseph Clemens 1919-10-29 s.n. Plumas Crystal Lake Comment
  RSA59449  Chrysolepis sempervirens E. K. Balls 1950-9-2 15656 b Plumas South slope below Mt. Ingalls Lookout, north of Grizzly Valley. 2287 Comment
  SEINET7450654 Image available Chrysopsis villosa var. minor W. Harnach, N. Harnach 1989-6-29 201 Plumas Sierra Valley, Approx 5 miles E of Beckwourth on Hwy 70, Hindoo Ranch 1490 Comment
  HSC100814  Chrysothamnus nauseosus subsp. albicaulis Lowell Ahart 2008-9-10 15360 Plumas NW of East Branch Creek, on both sides of Quincy La Porte Rd., ~1.75 (air) mi. S of Little Grass Valley Reservoir, 1 mi. E of La Porte. 1594 Comment
  RSA201326  Chrysothamnus nauseosus subsp. albicaulis J. T. Howell 1960-8-20 36283 Plumas Kelly Camp, near Drakesbad. 1616 Comment
  RSA129838  Chrysothamnus parryi subsp. nevadensis C. G. Albertus 1935-8-12 260 Plumas 2 miles NE of Grizzly Peak. 1738 Comment
  UCD147788  Chrysothamnus viscidiflorus subsp. puberulus Allyson Ayalon; Lucie Jerabkova 2012-8-1 141 Plumas Plumas County. Antelope Lake vacinity. 1524 Comment
  UC1136964  Chrysothamnus viscidiflorus subsp. viscidiflorus E. Sawyer 1935-6-4 69 Plumas 7.75 mi nne Sattley; Sierraville Quad. 1493 Comment
  CAS-BOT-BC279837  Cichorium intybus Frank J. Kirby 1958-7-1 1182 Plumas Near Greenville 914 Comment
  RSA59315  Cichorium intybus E. K. Balls 1950-9-14 15799 Plumas Where Dixie Canyon runs into Indian Creek, Hwy 89 1098 Comment
  SEINET10873894  Cicuta douglasii Mary Susan Taylor 1982-6-28 Taylor 4776 Plumas T23N R14 E nw/se sec 27. Portola quad. In Sagebrush Scrub along s side of Feather River, ca. 1 mi sw of Beckwourth on Ramelli Ranch, ca. 1/4 mi w of Calpine Rd (109). 4880 ft. 1487 Comment
  CAS-BOT-BC190011  Cinna latifolia John Thomas Howell 1960-7-22 35925 Plumas Lassen Volcanic National Park. Along brook near Devil's Kitchen near Drakesbad. 1828 Comment
  JEPS113706  Circaea alpina subsp. pacifica Lowell Ahart, John Dittes, Josephine Guardino 2007-8-10 14473 Plumas About 100 yards south of Beckwourth Gensee Road, there is a small quarry east of a poor road, the meadow and stream, about 2 miles (air) north of the north end of Lake Davis 1761 Comment
  RSA101390  Circaea alpina subsp. pacifica R. Weatherby 1955-7-21 1654 Plumas 4th Water Bear Creek, Middle Fork Feather River Comment
  CAS-BOT-BC289625  Cirsium andersonii Thomas H. Kearney 1944-8-14 168 Plumas Near Prattville, Lake Almanor Comment
  CHSC77191  Cirsium andersonii G. Schoolcraft 1997-8-6 Plumas S of Red Rock Lookout, Diamond Mtn. area. Roadside. 1965 Comment
  CAS-BOT-BC284413  Cirsium arvense Lowell Ahart 1981-9-6 3102 Plumas 1 1/2 miles SW of Crescent Mills, Sierra Nevada 1200 Comment
  SEINET3146345  Cirsium occidentale var. candidissimum E. K. Balls 1950-9-6 15696 Plumas Jackson Crk Public Camp, Middle Fork Feather Rv. of Hwy. 24, E of Quincy 1402 Comment
  RSA128650  Cirsium ochrocentrum T. C. Fuller 1959-10-2 3230 Plumas Loyalton-Vinton Road, just north of county line, 7.3 miles south of Vinton. Comment
  CAS-BOT-BC286453  Cirsium scariosum John Thomas Howell 1960-7-24 35982 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  JEPS59201  Cirsium scariosum W. L. Jepson 1910-6-14 4128 Plumas Prattville 1310 Comment
  SEINET3840891  Cirsium scariosum G. Douglas Barbe, Thomas C. Fuller 1982-6-17 3866 Plumas Two miles north of Turkey Point Fishing Access, USGA Quadrangle: Frenchman Lake 7.5 1700 Comment
  CHSC108713  Cirsium scariosum var. americanum B. Castro; L. P. Janeway 2001-7-22 1352 Plumas N. Sierra Nevada High. Between Frenchman Hill and the NW end of Red Mtn, on a low peak along ridge. On open forest floor up from road (the western extension of USFSRd 23N69). 1798 Comment
  CAS-BOT-BC439037  Cistanthe monosperma M. Lavin 1982-6-19 4140 Plumas Northern Sierra Nevada. Sierra Buttes country, 4 mi up Gold Lake Rd from Graeagle. 12 mi 250 deg. from Portola 1706 Comment
  CAS-BOT-BC160921  Clarkia amoena subsp. amoena Henry A. Kloppenburg 1928-5-19 433 Plumas Plumas National Forest. Belden 701 Comment
  CAS-BOT-BC163168  Clarkia lassenensis Clare B. Hardham 1961-6-15 7421 Plumas Sierra Nevada Mountains. East of Taylorsville, Road to Engelmine [Engel Mine] 1219 Comment
  CAS-BOT-BC163170  Clarkia lassenensis R. W. Thorp 1963-7-2 63 -52 Plumas 23 miles southeast of Quincy Comment
  CHSC118704  Clarkia lassenensis Wendy L. Boes; Jim Battagin 2015-5-12 2015003 Plumas Plumas National Forest. Location between Forest Service Road 25N18Y and Caribou Road, south of Northfork Campground. UTM 652180 E, 4433328 N, NAD83 Zone 10N. 792 Comment
  RSA164339  Clarkia lassenensis Clare B. Hardham 1961-6-15 7421 Plumas Sierra Nevada: East of Taylorsville, road to Engelmine 1220 Comment
  UCD104798  Clarkia mildrediae subsp. lutescens L. P. Janeway 1994-7-8 4687 Plumas Hartman Bar Ridge. Slope N of Road 22N94, on south side of Franklin Hill. 1706 Comment
  CHSC21545  Clarkia mildrediae subsp. mildrediae D. E. Brink Jr.; L. M. Mayer 1975-7-12 Plumas Bucks Lake. Found along the road in the nw portion of the section. Comment
  CHSC27036  Clarkia mildrediae subsp. mildrediae James Jokerst; Robert A. Schlising 1978-6-21 3288 Plumas Feather River Canyon, 4.2 mi N of Storrie (= 9.2 mi N of Butte County line) at Rodgers Flat Power Plant; roadside bank. Along Feather River Highway. Comment
  SJSU15258  Clarkia mildrediae subsp. mildrediae S. Woolhouse 2007-6-9 11 Plumas Highway 70 Comment
  CAS-BOT-BC163855  Clarkia purpurea subsp. quadrivulnera L. P. Janeway 1993-6-16 4393 Plumas North side of East Branch North Fork Feather River, across from Paxton; 0.8 mi west of Hwy 89. Cutbank of beginning of dirt road off of Hwy 70 883 Comment
  CAS-BOT-BC164928  Clarkia rhomboidea W. W. Wagner 1919-6-1 s.n. Plumas Vicinity of Quincy Comment
  CAS-BOT-BC164930  Clarkia rhomboidea Robert J. Weatherby 1955-6-25 1542 Plumas Quincy Ranger Station U.S.F.S. 1066 Comment
  CAS-BOT-BC165390  Clarkia stellata John Thomas Howell 1926-7-20 2081 Plumas Near Prattville 1463 Comment
  CDA17277  Clarkia stellata G. F. Hrusa, S. Gaimari, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16304 Plumas Sierra Nevada; Willow Creek Rd.m, 1.6 mi. NW of Hwy 70 & 2.6 mi. W on 70 from town of Portola. 1554 Comment
  CHSC20993  Clarkia stellata F. T. Griggs; A. Pass 1975-7-11 164 Plumas Buck's Lake. Comment
  CHSC66632  Clarkia stellata Vernon H. Oswald; Lowell Ahart 1996-7-15 8019 Plumas High Cascade Range. E side of the arm of Lake Almanor extending N from the Hwy. 36 causeway, S of the point where the road to Last Chance Campground (28N11) begins to parallel the lake. Along a jeep road paralleling the shore of the lake. 1371 Comment
  LA206090  Clarkia stellata T. Mosquin; 1959-7-2 3332 Plumas Humbug Rd, 1.2 mi W of its junction with Humboldt Rd. This junction is 0.7 mi S of CA State Hwy 89 and Humboldt Rd Comment
  CHSC33629  Claytonia lanceolata M. S. Taylor; G. Rotta 1981-6-18 3936 Plumas Snow ponds, se side of Mt Ingalls, ca. 1/4 mi s of rd 25N39, near headwaters of Coldwater Creek, ca. 14 air mi n of Blairsden. 2225 Comment
  CHSC4926  Claytonia lanceolata M. S. Taylor 1981-4-30 3577 Plumas In plantation, ca. 1/2 mi n of 22N818, ca. 1 mi e of Big Peak and 4 mi w of Little Grass Valley Reservoir. 1706 Comment
  SBBG1926  Claytonia lanceolata H. and M. Dearing 1939-3-9 3313 Plumas N of Sierra Buttes Rd to Blairsden from Sierra City 1828 Comment
  CHSC57310  Claytonia lanceolata var. lanceolata L. P. Janeway 1991-5-28 3968 Plumas Plumas National Forest. Beckwourth Ranger District. Red Clover Compartment. South side of Poco Creek ca 1 1/2 mi est of Red Clover Creek (south side of road 25N05). 1719 Comment
  CAS-BOT-BC443707  Claytonia rubra Lowell Ahart 1987-5-19 5656 Plumas Near Hopkins Creek, about 1/2 mile south of Turkeytown, about 1 mile west of Blue Nose Mountain, about 14 miles north-east of La Porte 1889 Comment
  CAS-BOT-BC443710  Claytonia rubra L. P. Janeway; C. A. Janeway 1987-4-19 2005 Plumas Almanor Peninsula. Above high water line of Lake Almanor. 1371 Comment
  SEINET10572732  Claytonia rubra Mary Susan Taylor, M. Foster 1981-6-10 Taylor 3889 Plumas T24N R14E nw sec 7, Crocker Mt quad. In Red Clover Valley, Overland Inc. Ranches, ca. 3/4 mi N of Genesee- Beckwourth Rd, ca. 11 air mi NW of Beckwourth; elevation ca. 5500 ft.; Sagebrush Scrub on dry sandy soil. 1676 Comment
  CHSC67283  Claytonia rubra subsp. rubra James D. Jokerst 1994-4-25 1993 Plumas Big Grizzly Hydro Project. Yellow Creek Canyon, E of the creek, SW of the forest service road. 1249 Comment
  SEINET5336425  Claytonia rubra subsp. rubra A. A. Heller, P. B. Kennedy 1907-7-11 8804 Plumas Prattville Comment
  SD6966  Collinsia Mrs. R. M. Austin 187_ Plumas American Valley Comment
  UC725585  Collinsia parviflora A. A. Heller 1942-5-8 16457 Plumas 2 mi w of Paxton (along State Highway #24); State Highway #24 Comment
  SBBG128276  Collinsia rattanii L. Ahart, J. Dittes, J. Guardino 2009-6-14 15859 Plumas NW of cut bank of Forest Rd 27N01Y, ca. 1.3 mi W of Lake Almanor Dam 1462 Comment
  RSA88415  Collinsia torreyi J. T. Howell 1951-6-28 27703 Plumas Eureka Peak. 2195 Comment
  UCSB18475  Collinsia torreyi Breedlove, Dennis 1962-6-12 Plumas In upper drainage of Middle Fork of Feather River; 1 mile southeast of Cromberg; Sierra Nevada 1341 Comment
  JEPS95403  Collinsia torreyi var. wrightii Lowell Ahart 1994-6-15 7326 Plumas W side of a logging road, near the int. of Lumpkin Ridge Road and the road to Tamarack Flat, 1 air mile W of Little Grass Valley Reservoir 1767 Comment
  CHSC62366  Collomia grandiflora B. Castro; R. Fallscheer 1990-7-24 434 Plumas Ca 1 mi S of Bucks Lake, on cutbank at jcn Oro-Quincy Hwy and USFS Rd 24N36, on N side of latter rd. 1569 Comment
  UC1123647  Collomia grandiflora E. Sawyer 1935-6-27 196 Plumas 4 mi s Crow; Plumas National Forest, Sierraville Quadrangle Comment
  JEPS96114  Collomia tinctoria Vernon H. Oswald and Lowell Ahart 1996-7-15 8036 Plumas E. side of Last Chance Marsh at n. end of Lake Almanor (ca. 1.4 mi. s. of Last Chance Campground, at streams & marshy meadow extending e. from rd. 29N11); High Cascade Range, , Last Chance Marsh 1371 Comment
  UC1585859  Collomia tinctoria Barbara Ertter with Gary Schoolcraft 1989-7-3 8643 Plumas ca 1/2 mi below Red Rock Lookout (ca 8 air mi s of Susanville, bare gravel and outcrop between road and cliff) 2133 Comment
  SEINET12326110  Collomia tinctoria W. Knight, Knight, I. 1983-1 4940 Plumas confluence of North Fork of Feather River and Warner Creek on rd between Chester and Drakesbad 1463 Comment
  UCD167396  Collomia tinctoria Eric LoPresti 2014-5-25 30 Plumas Plumas National Forest. Soda Springs Historic Site area. Two years post-burn. Comment
  UCSB24905  Collomia tinctoria Hardham, Clare Plumas Gold Run Creek or Diamond Peak; County line south of Susanville Comment
  CHSC33594  Comarum palustre M. S. Taylor 1981-6-15 3900 Plumas NW side of Snake Lake, ca. 4 mi ne of Meadow Valley. 1219 Comment
  JEPS122241  Conyza canadensis Lowell Ahart 2014-9-9 19835 Plumas Below the high water line, on the sides of Sly Creek, Sly Creek Reservoir, about 7 miles (air) southwest of La Porte. Comment
  UC1134734  Corallorhiza maculata Beryl O. Schreiber 1938-7-10 2528 Plumas 1/4 mi s U. C. Forestry Camp (near Meadow Valley); Plumas National Forest, Bidwell Bar Quadrangle 1097 Comment
  JEPS89229  Corallorhiza maculata W. I. Follett 1928-6-17 1 Plumas mountainside opposite Caribou; North Fork Feather River, Deadwood Ravine 1341 Comment
  CHSC77061  Cordylanthus tenuis subsp. tenuis L. P. Janeway 1996-8-13 5068 Plumas Top of ridge between kingsbury Ravine and West Branch Salt Creek; above Twain and East Branch North Fork Feather River. 1432 Comment
  JEPS87883  Cordylanthus tenuis subsp. viscidus Lowell Ahart 1994-7-28 7529 Plumas southwest of Bucks Lake Frenchman Hill 1706 Comment
  CHSC76033  Coreopsis grandiflora G. F. Hrusa 1996-8-22 13532 Plumas Northern Sierra Nevada. Roadside along Squirrel Creek on USFS road leading to Argentine Rock. Approx. 1 mi. NE of Hwy 70, and approx. 7 mi. E of Quincy. 1360 Comment
  CAS-BOT-BC209431  Cornus nuttallii Walter Knight; Irja Knight; John Thomas Howell 1966-7-26 1569 Plumas Butterfly Botanical Area and Vicinity. Fern Glen 1112 Comment
  CHSC21092  Cornus nuttallii F. T. Griggs; A. Pass 1975-7-2 30 Plumas East of road. Buck's Lake Forest Service Survey. Comment
  CAS-BOT-BC210305  Cornus sericea John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1968-6-11 2415 Plumas Butterfly Botanical Area. Fern Glen Comment
  CAS-BOT-BC210313  Cornus sericea Anna Head 1920-6-10 s.n. Plumas Camp Rodgers, Feather River Region 701 Comment
  CAS-BOT-BC210322  Cornus sericea David D. Keck 1932-7-3 1654 Plumas South of Spanish Creek. Quincy, in the Northern Sierra Nevada 1065 Comment
  CAS-BOT-BC210326  Cornus sericea Wm. Hayes; J. D. Schoeller 1928-10-11 402 Plumas Plumas National Forest. 1/2 mi. N.E. of Howland Flat 1676 Comment
  CAS-BOT-BC210499  Cornus sericea subsp. occidentalis John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1968-6-11 2400 Plumas Butterfly Botanical Area Comment
  CHSC93040  Cornus sessilis L. P. Janeway 2005-9-4 8537 Plumas Northern High Sierra Nevada. Rock Creek at crossing of Road 24N04 'Rock Creek Crossing.' Along borders of bouldery streambed. 1204 Comment
  POM180961  Cornus stolonifera A. A. Heller, P. R. Kennedy, A. H. Heller 1907-7-13 8829 Plumas Taylorville. Comment
  POM97818  Corydalis caseana R. M. Austin 1876-07 11 Plumas Mill Creek Comment
  CHSC52521  Corydalis caseana subsp. caseana L. P. Janeway 1990-6-26 3725 Plumas Plumas National Forest. Headwaters of Greenhorn Creek (between rds 25N42 and 24N19). 2133 Comment
  CHSC61728  Corydalis caseana subsp. caseana Vernon H. Oswald; Lowell Ahart 1993-8-25 5873 Plumas Lassen Volcanic National Park. S end of the arm of the North Fork of Rice Creek draining the N unit of Twin Meadows. 0.5 mi N of the S boundary of the park. 2057 Comment
  UC120139  Corydalis caseana subsp. caseana J. G. Lemmon 1874-1 Plumas Indian Valley Comment
  CAS-BOT-BC401875  Corydalis caseana subsp. caseana L. P. Janeway 1990-6-26 3725 Plumas Plumas National Forest, Quincy Ranger District. Headwaters of Greenhorn Creek (between rds 25N42 and 24N19) 2133 Comment
  UC120141  Corydalis caseana subsp. caseana D. Cleveland 1882-7-25 Plumas Big Spring Comment
  UC1585914  Crassula aquatica Barbara Ertter 1988-10-21 8011 Plumas e. end of causeway ca. 1.5 mi. e. of Chester (on Hwy. 36, n. of rd., Lake Alamanor); Lake Alamanor 1341 Comment
  CAS-BOT-BC290454  Crepis acuminata Anna Head 1920-7-25 s.n. Plumas Near Lake Center Camp. Feather River Region 1920 Comment
  JEPS36483  Crepis acuminata W. L. Jepson 1918-8-16 8007 Plumas Engels Lights Creek Comment
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  CHSC118719  Crepis acuminata Wendy L. Boes; Jim Battagin 2015-5-12 2015007 H Plumas Plumas National Forest. Location between Forest Service Road 25N18Y and Caribou Road, south of Northfork Campground. UTM 652180 E, 4433328 N, NAD83 Zone 10N. 792 Comment
  CAS-BOT-BC291559  Crepis intermedia Lewis S. Rose 1969-6-24 69047 Plumas Butterfly Creek and Spanish Creek 853 Comment
  CHSC91772  Crepis intermedia G. F. Hrusa; Kerr, S. Winterton 2004-6-25 16342 Plumas Northern Sierra Nevada. Willow Creek Rd., 1.6 mi. NW of Hwy 70 and 2.6 mi. W on 70 from town of Portola. 1554 Comment
  UC476322  Crepis intermedia Mrs. L. W. Swift June, 1931 3032 Plumas along cr. beyond Stony Ridge; Plumas National Forest, Last Chance Cr. Comment
  UC346558  Crepis intermedia E. B. Babcock 1928-6-15 159 Plumas along rd. about 3 mi below Sloat (a little below old mill) Comment
  CAS-BOT-BC291577  Crepis modocensis subsp. modocensis Gladys L. Smith 1976-6-7 4564 Plumas Balsamorhiza Flat 20 miles east of Quincy along Route 70, Sierra Nevada 1524 Comment
  CDA12086  Crepis occidentalis G. F. Hrusa, G. L. Webster 1989-5-1 7023 Plumas Modoc Plateau; Beckwourth Pass approx. 3 miles E of Vinton on Hwy 70-at the Plumas/Lassen County line. Comment
  UC345560  Crepis occidentalis E. B. Babcock 1928-6-15 157 Plumas Feather River Inn golfcourse; near hwy Comment
  CAS-BOT-BC290806  Crepis occidentalis subsp. pumila Anna Head 1921-7-20 s.n. Plumas Round Lake, Feather River Region 2011 Comment
  CAS-BOT-BC376571  Crepis occidentalis subsp. pumila John Thomas Howell; Gordon H. True 1967-7-11 43369 Plumas About 2 miles southeast of Mt. Hough 1828 Comment
  CHSC34910  Crepis pleurocarpa M. S. Taylor 1981-7-21 4083 Plumas NE corner of jct of 25N42 and 401, e and above Squirrel Creek, ca. 3 air mi n of Spring Garden. 1371 Comment
  CHSC43471  Cryptantha affinis Lowell Ahart 1977-7-9 1448 Plumas Near the South Fork of the Feather River, about 1/2 mile north of the Feather Fork Mine, about 6 miles north of La Porte. 1706 Comment
  RSA755439  Cryptantha affinis L. Ahart, John Dittes, Josephine Guardino 2009-6-14 15858 Plumas Cut bank of Forest Road 27N01Y, about 1.3 air miles W of Lake Almanor Dam. 1463 Comment
  SD71011  Cryptantha affinis John Thomas Howell 1960-7-17 35487 Plumas Drakesbad 1675 Comment
  SEINET8533752  Cryptantha flaccida A. A. Heller, P. B. Kennedy 1907-7-15 8853 Plumas Near mouth of Little Grizzly Creek below Genessee. Comment
  CHSC63120  Cryptantha torreyana Lowell Ahart 1994-7-7 7456 Plumas Plumas and Sierra Counties. On the north side of the Pacific Crest Trail, on Bunker Hill Ridge, about 3/4 mile (air) south of Pilot Peak. 2011 Comment
  CAS-BOT-BC68033  Cryptogramma acrostichoides Anna Head 1921-7-3 s.n. Plumas Feather River Region - Lake Center Camp Comment
  UCD84480  Cryptogramma acrostichoides Chuck Hughes 2010-7-4 158 Plumas About 250 feet northwest of Round Lake Trail. South of, and uphill of, Big Bear Lake. 2031 Comment
  CAS-BOT-BC224402  Cuscuta californica Anna Head 1921-7-27 s.n. Plumas Camp Elwell. Feather River Region Comment
  CHSC51258  Cuscuta subinclusa Lowell Ahart 1990-9-19 6597 Plumas Along the north side of Bird Creek, about 1/2 mile south of Cleghorn Bar Road, about 3 miles north-west of Pilot Peak. 1737 Comment
  CAS-BOT-BC205710  Cusickiella douglasii James R. Shevock 1985-5-19 11166 Plumas Northern Sierra Nevada. Plumas National Forest, along forest road 28N01 at Dixie Valley, 11.6 miles northwest of Frenchman Reservoir 1900 Comment
  CHSC54313  Cycladenia humilis var. humilis Vernon H. Oswald; Lowell Ahart 1991-6-18 4686 Plumas Forest Rd 28N38, 3.4 miles east-northeast of its junction with County Rd 201 (Old Haun Rd), ca. 4 miles (air) north of Greenville. 1609 Comment
  CHSC64062  Cycladenia humilis var. humilis B. Castro; L. Hanson, Chico Friends' Meeting 1988-7-15 272 Plumas On top of Mt. Harkness, within 50 ft of lookout tower. 2452 Comment
  SD7700  Cycladenia humilis var. humilis R. M. Austin 1880-1 Plumas Big Meadows Comment
  UC193373  Cycladenia humilis var. humilis J. G. Lemmon Plumas Peaks of Plumas Co. Comment
  PASA888  Cycladenia humilis var. tomentosa Margaret Stason 1932-6-23 449 Plumas Road between Mineral and Viola Comment
  CHSC21205  Cymopterus terebinthinus var. californicus F. T. Griggs; A. Pass 1975-7-10 142 Plumas Buck's Lake Forest Service Survey. Comment
  CHSC82528  Cymopterus terebinthinus var. californicus L. P. Janeway 2001-7-3 7269 Plumas Northern High Sierra Nevada. Top of south-southwest facing slope overlooking Middle Fork Feather River; head of Sherman Creek. 1707 Comment
  CAS-BOT-BC114133  Cyperus squarrosus Thomas H. Kearney 1944-8-14 15 Plumas Near Prattville, Lake Almanor. Comment
  CHSC59832  Cyperus squarrosus L. P. Janeway 1992-9-10 4306 Plumas Plumas National Forest. Sandy edge of Middle Fork Feather River 1.5 mi west of Beckwourth. 1481 Comment
  SEINET7582966 Image available Cyperus squarrosus Unknown 1969-9-6 39231 Plumas Along Feather River, 1 mi SW of Beckwourth. 1356 Comment
  UC698534  Cyperus squarrosus Dorothy E. Beetle 1941-6-28 58 Plumas n.w. corner Lake Almanor 975 Comment
  CAS-BOT-BC133732  Cypripedium californicum M. S. Taylor 1982-6-14 4668 Plumas Field redacted by CAS, contact the data manager for more information 853 Comment
  UC4447  Cypripedium montanum Mrs. R. M. Austin July, 1874 Plumas Comment
  CAS-BOT-BC70668  Cystopteris fragilis Walter Knight; Irja Knight; John Thomas Howell; Gordon H. True 1967-5-8 1791 Plumas Mouth of Butterfly Creek 883 Comment
  CHSC39377  Cystopteris fragilis L. Ahart; P. Ahart 1983-8-17 4340 Plumas Near Onion Valley, west of Pilot Peak, near the Quincy-La Porte Rd, northeast of La Porte. 2000 Comment
  SD9974  Cystopteris fragilis Mrs. R. M. Austin 1880-1 Plumas Big Meadows Comment
  CAS-BOT-BC70673  Cystopteris fragilis John Thomas Howell 1962-6-16 37638 Plumas Lewisia Rock, Feather River North Fork 640 Comment
  CAS-BOT-BC70674  Cystopteris fragilis John Thomas Howell 1960-7-19 35663 Plumas Drakesbad 1828 Comment
  CAS-BOT-BC201013  Cytisus scoparius John Thomas Howell 1959-9-21 34720 Plumas Belden 701 Comment
  UCD107485  Dactylis glomerata Tim Kuhn 2006-7-8 31 Plumas Southwest of Lake Davis. Comment
  CAS-BOT-BC445528  Damasonium californicum W. R. Dudley 1909-8-26 s.n. Plumas Bottom of Ice House Pond, Sierra Valley Comment
  CAS-BOT-BC445530  Damasonium californicum W. Harnach; N. Harnach 1989-6-29 195 Plumas Sierra Valley. Marble lane. 1487 Comment
  CAS-BOT-BC445534  Damasonium californicum Roxana S. Ferris; Laura Lorraine 1941-8-9 10435 Plumas About 2 1/2 miles from Lake Almanor Public Camp, State Highway 89 on road to Chester. Comment
  CHSC70282  Danthonia californica var. americana B. Castro; R. Zebell 1989-8-10 389 Plumas Ca 5 air mi S of Bucks Lake, in Green's Flat ca 0.3 mi E of USFS Rd 23N15 by narrow dirt road. In center of meadow. 1700 Comment
  SEINET10556360  Danthonia unispicata A. Arthur Heller, Patrick B. Kennedy 1907-7-3 Heller 8705 Plumas Hlls above Red Clover Valley. Comment
  CAS-BOT-BC76207  Darlingtonia californica Lewis S. Rose 1966-7-27 66058 Plumas Butterfly Valley. 3 miles west of Keddie. 1066 Comment
  HSC20169  Darlingtonia californica L. S. Rose 1968-6-11 68105 Plumas Butterfly Valley, 4 mi. S of Keddie. 1037 Comment
  SBBG32403  Darlingtonia californica L. S. Rose 1968-6-11 Plumas Butterfly Valley, 4 mi S of Keddie Marsh 1036 Comment
  RSA0021441  Darlingtonia californica Dorothy Davis 1923-08 s.n. Plumas Near Feather River 1829 Comment
  SD8329  Darmera peltata Daniel Cleveland 1882-7-25 Plumas Big Meadows Comment
  UC330384  Darmera peltata J. G. Lemmon and wife Jun 1875 Plumas American Valley; High Sierra Comment
  CHSC1442  Delphinium andersonii V. Holt 1935-5-31 Plumas Chilcoot. 1524 Comment
  RSA39893  Delphinium andersonii P. A. Munz 1947-5-16 11836 Plumas 8 miles north of Chilcoot. 1524 Comment
  CAS-BOT-BC8922  Delphinium depauperatum Walter Knight; Irja Knight; John Thomas Howell; Gordon H. True 1967-6-12 1916 Plumas Butterfly Botanical Area, between valley proper and Darlingtonia bog 1066 Comment
  CHSC21303  Delphinium depauperatum F. T. Griggs; A. Pass 1975-7-8 113 Plumas Buck's Lake. Comment
  JEPS106055  Delphinium depauperatum Lowell Ahart, John Dittes, Josephine Guardino, Robert Schlising 2004-6-14 11062 Plumas Near the west shore of Lake Davis, north of the dirt road at Lake Davis, about 12 miles (air) northeast of Slote 1765 Comment
  CHSC110283  Delphinium nudicaule B. Castro 2006-6-8 1576 Plumas Northern High Sierra Nevada. N-facing slopes overlooking S edge of Red Clover Valley, 1 air mi N of Bagley Pass and 1 rd mi S of the Beckwourth-Genesee Rd, in sharp curves in USFS Rd 24N08 (Bagley Pass Rd). 1737 Comment
  CHSC45505  Delphinium nudicaule Lowell Ahart 1976-6-14 1140 Plumas Near the edge of the West Branch of Hopkins Creek, about 10 miles north-east of La Porte. 1828 Comment
  HSC25003  Delphinium nudicaule R. J. Vernimen 1963-5-4 50 Plumas 7 mi. S of Lake Almanor on Hwy. 89 1372 Comment
  JEPS60599  Delphinium nudicaule E. Fritz 1936-5-27 Plumas Spring Hill trail Meadow Valley 1371 Comment
  CAS-BOT-BC116074  Delphinium nuttallianum Anna Head 1921-7-7 s.n. Plumas Lake Center Camp, Feather River Region 1920 Comment
  CAS-BOT-BC116127  Delphinium nuttallianum Clare Butterworth Hardham 1961-6-16 7492 Plumas Engelmine-Susanville Road via Gold run Creek. 1828 Comment
  CHSC21195  Delphinium nuttallianum F. T. Griggs; A. Pass 1975-7-16 185 Plumas Buck's Lake. Comment
  CHSC41180  Delphinium nuttallianum J. D. Jokerst 1984-5-14 2012 Plumas SE of Genesee Valley, S of Ward Cr. 1584 Comment
  CHSC87629  Delphinium nuttallianum Lowell Ahart; Josephine Guardino 2004-5-24 10939 Plumas On the east side of a logging road, about 200 yards south of a good dirt forest road, about 1/2 mile west of Squirrel Creek, about 1/8 mile north of the railroad, Greenhorn Creek, and Highway 70, about 7 miles (air) southeast of Quincy. 1224 Comment
  CHSC97151  Delphinium nuttallianum Lowell Ahart; John Dittes, Josephine Guardino 2007-6-8 14059 B Plumas East side of an open rocky flat, 60 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis. 1965 Comment
  CAS-BOT-BC116098  Delphinium nuttallianum D. E. Breedlove 1962-6-12 3440 Plumas Along State Highway 36, 6.9 miles west of Chester; Sierra Nevada 1524 Comment
  CHSC114916  Delphinium nuttallianum G. Douglas Barbe; T. C. Fuller 1982-7-16 3778 Plumas Sierra Nevada. Lava cap ridge1.5 miles west of Wheeler Peak and 1 mile south of Beardsley Mine on forest road 3.8 miles south of reen Flat, Plumas National Forest. 1981 Comment
  UCD148990  Delphinium nuttallianum G. Douglas Barbe; T. C. Fuller and J. T. Howell 1981-6-24 3259 Plumas 1.4 miles below (southeast of) Mt. Hough summit on Mt. Hough-Crystal Lake Road. 1950 Comment
  CHSC32835  Delphinium patens W. Michael Foster 1981-4-26 12 Plumas Ca. 70 ft se of confluence of Bucks creek and the North Fork of the Feather River, ca. 24 mi w of Quincy. 579 Comment
  SBBG59432  Deschampsia cespitosa subsp. cespitosa M. N. Ackley -Aug-1928 41 Plumas Feather River Cyn 1676 Comment
  CAS-BOT-BC198151  Deschampsia danthonioides John Thomas Howell 1960-7-19 35619 Plumas Drakesbad - Lassen Volcanic National Park 1828 Comment
  CAS-BOT-BC198163  Deschampsia danthonioides W. Harnach; N. Harnach 1991-6-21 562 Plumas Next to R/R bridge east of Co. Rd. A-23, Sierra Valley 1487 Comment
  POM365027  Deschampsia danthonioides A. A. Beetle 1941-6-28 2767 Plumas west side of Lake Almanor 1829 Comment
  SD34473  Deschampsia danthonioides A. A. Beetle 1941-6-28 2767 Plumas West side of Lake Almanor; in mountain meadow in open pine forest 1829 Comment
  CDA13857  Deschampsia elongata G. F. Hrusa, T. D. Wilfred 1996-8-2 13463 Plumas Sierra Nevada; Volcanic slopes on E side of Fells Creek immed. upstream from USFS 23N22 crossing. Dry shade just above bank of Fells Creek. Bunching. Comment
  CDA14711  Deschampsia elongata G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-24 3222 Plumas Rhinehart Meadow, Mt. Hough-Crystal Lake Road 1.0 mile south of China Grade Road (to Taylorsville). 1676 Comment
  CDA34551  Deschampsia elongata L. Ahart 2008-9-1 15369 Plumas On the bottom of East Branch Creek, on the east side of Quincy La Porte Road, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte. Comment
  SACT000933  Deschampsia elongata Michael Baad 1976-8-7 Plumas From 1 mile west of trailhead to Bear Lake to railhead along road to Rubicon Springs from Lake Tahoe. Red fir, lodge pole pine, western white pine. 2011.0 Comment
  UCD107940  Deschampsia elongata Tim Kuhn 2006-6-20 55 Plumas adjacent to Crocker Guard Station. Comment
  UC1126758  Descurainia pinnata E. Sawyer 1935-6-10 89 Plumas 4.5 mi se Sugarloaf; Sierraville Quad. 1493 Comment
  JEPS113668  Dianthus armeria subsp. armeria Lowell Ahart, Josephine Guardino 2007-7-20 14309 Plumas South of a small drainage, northeast edge of a large meadow, east of Lighting Tree Campground, east of the paved road, east side of Lake Davis 1789 Comment
  CHSC55509  Dicentra formosa Ben Cunningham 1991-4-20 Plumas Ca. 2.5 mi s of Tobin and 6 ft w of Highway 70. 41 mi s of Greenville. 609 Comment
  CAS-BOT-BC254475  Dichanthelium acuminatum subsp. acuminatum John Thomas Howell 1976-7-15 51847 Plumas Snake Lake, about 4 miles NW of Quincy 1219 Comment
  CAS-BOT-BC483632  Dichelostemma capitatum Ella Dales Cantelow 1940-5-10 3927 Plumas West of Busks Lake Comment
  CHSC21220  Dichelostemma multiflorum F. T. Griggs; A. Pass 1975-7-12 174 Plumas Buck's Lake Forest Service Survey. Comment
  UCD139255  Dichelostemma multiflorum E. W. Jameson 1949-6-12 s.n. Plumas 6 miles north of Keddie. 1371 Comment
  JEPS113931  Dieteria canescens var. canescens W. and N. Harnach 2000-9-3 1003 Plumas Sierra Valley, Gold Development, along the river trail. Comment
  CAS-BOT-BC290981  Dieteria canescens var. shastensis Carl B. Wolf 1937-9-5 9291 Plumas Northern Sierra Nevada, Lake Almanor to Westwood at Lassen Co. line 1463 Comment
  CHSC81101  Dieteria canescens var. shastensis Lowell Ahart 2001-8-29 9223 Plumas On the north side of Doyle Grade Road, about 1/4 mile west of Meadow View Station, about 6 miles (air) north of Frenchman Lake. 1828 Comment
  CAS-BOT-BC209012  Digitaria sanguinalis John Thomas Howell 1951-6-29 27768 Plumas Feather River Canyon 548 Comment
  CAS-BOT-BC153951  Diplacus pygmaeus Wayne Dakan 1978-5-24 s.n. Plumas Ca. 1/2 mile west of north edge of Almanor (probably near Hwy 89) 1389 Comment
  CHSC20824  Diplacus torreyi K. R. Stern 1975-7-23 5836 Plumas W shore of Lake Almanor. 1371 Comment
  CAS-BOT-BC151691  Diplacus torreyi G. Schoolcraft 1987-6-17 1743 Plumas About 2 miles N. of Chester 1402 Comment
  CAS-BOT-BC151700  Diplacus torreyi Robert J. Weatherby 1950-5-31 1440 Plumas South shore of Lake Almanor 1417 Comment
  UC105773  Dodecatheon alpinum Mrs. R. M. Austin July 1896 376 Plumas Lassens Peak Comment
  SD120610  Downingia bacigalupii Barbara Ertter, Jeffrey Strachan 1980-7-31 3893 Plumas East side Red Clover Valley on Beckwourth-Milford Road, Plumas National Forest. 1675 Comment
  SBBG33139  Downingia bicornuta K. K. Muller 1965-8-19 1366 Plumas 5 mi NW of Almanor P.O. on St Hwy 89 Comment
  JEPS24762  Downingia bicornuta var. bicornuta John H. Weiler, L. Constance, and E. Molseed 1960-6-12 60153 Plumas 2.5 mi nw Lake Almanor Public Camp (beside State Highway 89) Comment
  SEINET10973509  Draba verna Mary Susan Taylor 1982-5-7 Taylor 4415 Plumas T23N R14E sw/nw sec 26. Portola quad. Ramelli Ranch, near an oxbow lake, ca. 1/4 mi e of Hwy 109, ca. 0.5 mi sw of Beckwourth. Sagebrush Scrub. 4800 ft. 146 Comment
  SEINET5906158 Image available Draperia systyla L. S. Rose 1967-1 67141 Plumas Caribou, North Fork, Feather River. Comment
  SD8365  Drosera anglica Mrs. R. M. Austin 1879-1 Plumas Big Spring, Big Meadows Comment
  RSA0053185  Drosera longifolia Marcus E. Jones 1897-7-3 s.n. Plumas Prattville 1372 Comment
  CAS-BOT-BC401587  Drosera rotundifolia Lewis S. Rose 1963-6-3 63094 Plumas Butterfly Valley, 2 mi. sw. of Keddie 1158 Comment
  CHSC32044  Drosera rotundifolia Lowell Ahart 1975-8-29 963 Plumas Ca. 1/10 mi e of rd, very near Ohio Ravine, ca. 1 ... Field redacted by CHSC, contact the data manager for more information 1828 Comment
  JEPS96133  Drosera rotundifolia Vernon H. Oswald and Lowell Ahart 1996-7-15 8050 Plumas on Forest Rd 28N11 just s Last Chance Campground (n end of lake); High Cascade Range, Lake Almanor, Last Chance Marsh 1371 Comment
  SBBG30504  Drosera rotundifolia D. Myrick 1968-6-18 1943 Plumas Butterfly Valley, 4 mi NW of Quincy 1036 Comment
  RSA0011666  Drosera rotundifolia L. C. Wheeler 1959-7-16 7573 Plumas Butterfly Valley. Comment
  SEINET10940393  Drosera rotundifolia Mary Susan Taylor, H. Swanson 1982-8-11 Taylor 4975 Plumas T22N R11E nw/se sec 26. Sierra City NW quad. Plumas-Eureka State Park, on Beaver trail at s end of Jamison Creek Campground, ca. 2 mi sw of Johnsville. 5620 ft. 1713 Comment
  RSA0019581  Drymocallis glandulosa var. glandulosa D. Axelrod 1934-6-8 14 Plumas La Parte. 1524 Comment
  CAS-BOT-BC534969  Drymocallis glandulosa var. reflexa David D. Keck 1932-7-3 1637 Plumas Quincy, northern Sierra Nevada, mountain slope south of town 1065 Comment
  CHSC54537  Dulichium arundinaceum V. Oswald; S. Mitchelson, C. Livingston 1991-8-21 4839 Plumas Lassen Volcanic Park. Little Willow Lake located on the south edge the park, ca. 2.5 miles (air) south-southeast of Drakesbad. 1844 Comment
  UC1564757  Dulichium arundinaceum V. Oswald, L. Ahart and L. Hanson 1989-7-31 3901 Plumas 6.5 air mi n of La Porte (0.5 air mi w of Fowler Peak, at headwaters of Fowler (Slate) Creek); Fowler Creek 1670 Comment
  UC1100260  Echinochloa crus-galli Malcolm A. Nobs and S. Galen Smith 1949-8-19 1413 Plumas about 2 mi s Greenville; Indian Valley Comment
  JEPS102513  Elatine chilensis Lowell Ahart 2001-9-18 9288 Plumas Near Freeman Creek, on the strand of Lake Davis. 1758 Comment
  CHSC112616  Elatine rubella Lowell Ahart 2013-9-11 19023 W Plumas Strand of Antelope Lake, where Boulder Creek enters the lake, Antelope Lake, about 15 miles (air) northeast of Taylorsville. 1549 Comment
  JEPS103495  Eleocharis acicularis Lowell Ahart 2002-6-26 9756 Plumas In a meadow, on the SW side of a gravel road, ca 2 miles (air) NW of Little Grass Valley Reservoir dam, ca 5 miles (air) NW of La Porte. 1741 Comment
  CHSC81636  Eleocharis acicularis var. occidentalis Lowell Ahart 2001-10-8 9322 Plumas Below the high water line of Antelope Lake, at the day camp that is north of Dedication Island, Antelope Lake, about 24 miles (air) northeast of Quincy. 1522 Comment
  CAS-BOT-BC113476  Eleocharis bella Robert J. Weatherby 1950-7-28 1491 Plumas North edge of Taylorsville. 1097 Comment
  CAS-BOT-BC113388  Eleocharis engelmannii Lowell Ahart 1980-10-6 2677 Plumas Ca. 1 mi S of La Porte. 1600 Comment
  CHSC40665  Eleocharis engelmannii Lowell Ahart 1985-9-26 5187 Plumas Below the high water line of Little Grass Valley Reservoir, where Black Rock Creek flows into the lake, about 4 miles north-west of La Porte. 1584 Comment
  JEPS102596  Eleocharis engelmannii Lowell Ahart 2001-10-16 9376 Plumas On the north side of a bank and a small stream, on the NW side of Round Valley Reservoir, about 2 1/2 miles SW of Greenville. 1363 Comment
  UCD49722  Eleocharis engelmannii G. F. Hrusa 1992-10-8 10494 Plumas Mud flats at northeast corner of Snake Lake. Immediate end of vehicle access road. 1219 Comment
  UC334118  Eleocharis macrostachya unknown Aug 1882 Plumas Sierra Valley Comment
  SEINET13710085  Eleocharis macrostachya Lowell William Ahart, Lowell William Ahart 2000-1 8382 Plumas 5 Air Mi. NE of Quincy, Butterfly Valley (T25N, R9E, sec 28, SW 1/4) 3300 Ft. 1006 Comment
  RSA52941  Eleocharis obtusa var. engelmannii R. Weatherby 1950-7-28 1490 Plumas North edge of Taylorsville. 1098 Comment
  JEPS102741  Eleocharis parishii Lowell Ahart and Vernon H. Oswald 2001-7-11 8890 Plumas Meadow, on the east side of the dirt road, about 1/4 mile NW of Hauns Meadow and Hauns Creek, about 3 miles (air) east of Lake Almanor, about 5 miles (air) NW of Greenville. 1447 Comment
  SEINET13710238  Eleocharis torticulmis Lowell William Ahart, Lowell William Ahart 2001-1 9277 Plumas S of The Darlingtonia Bog and E of The Dirt Road, N of The Jeep Road to The Pond, Butterfly Valley, 5 Air Mi. NW of Quincy (T25N, R9E, sec 20, SE 1/4) Comment
  CAS-BOT-BC227601  Elymus elymoides Rimo Bacigalupi 1927-7-11 1720 Plumas Grassy Lake Meadows, Gold Lake Region 1889 Comment
  CAS-BOT-BC227722  Elymus elymoides John Thomas Howell 1955-7-19 30780 A Plumas Beckwourth 1493 Comment
  CAS-BOT-BC227726  Elymus elymoides Clare B. Hardham 1970-8-9 17716 GG Plumas Road to Thompson Peak Lookout 2133 Comment
  UCD61691  Elymus elymoides subsp. californicus John Thomas Howell 20-23 Jun 1977 52413 Plumas Lake Almanor on the peninsula. 1371 Comment
  JEPS76228  Elymus elymoides subsp. elymoides W. L. Jepson 1939-8-12 19389 Plumas Ferris Creek; branch of Last Chance Creek 1767 Comment
  UC485750  Elymus glaucus H. F. Copeland 1932-8-24 Plumas Drakesbad 1828 Comment
  UC943025  Elymus glaucus Lewis S. Rose 1951-6-28 51024 Plumas Johnsville 1600 Comment
  CAS-BOT-BC206511  Elymus glaucus subsp. glaucus John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-25 54320 Plumas Near Englemine on Diamond Mt. road northeast of Taylorsville - Sierra Nevada 1219 Comment
  CHSC112379  Elymus hispidus L. P. Janeway 2014-7-17 11562 Plumas Northern High Sierra Nevada. Plumas National Forest; Happy Valley, about 6.4 air-km northeast of Cromberg; 0.5 km north of Long Valley Creek, along the dryish eastern edge of the large meadow on the northwest side of Happy Valley. 1746 Comment
  UCD61275  Elymus macounii Carl W. Rimbey 1960-7-18 Plumas Sierra Valley, Gordon Van Vleck Ranch, ca. 5 miles NE Sattley. Comment
  CAS-BOT-BC213817  Elymus repens John Thomas Howell 1967-6-22 42663 Plumas Court house square, Quincy - Sierra Nevada 1036 Comment
  CHSC63488  Elymus sierrae Lowell Ahart 1994-7-20 7484 Plumas Plumas and Sierra counties. North of the Pacific Crest Trail, on the north side of Bunker Hill Ridge, about 1/2 mile north-west of Mount Etna. 1981 Comment
  JEPS95380  Elymus sierrae Lowell Ahart 1994-7-20 7484 Plumas N of the Pacific Crest Trail, N side of Bunker Hill Ridge, about 1/2 mi NW of Mount Etna 1981 Comment
  OBI21785  Elymus trachycaulus Lewis S. Rose 1968-6-10 68095 Plumas Quincy 1036 Comment
  SD149206  Elymus trachycaulus subsp. subsecundus Lowell Ahart 1980-8-27 2589 Plumas Circa 0.1 mile North of Feather Fork Mine, circa 8 miles North of La Porte 2000 Comment
  CAS-BOT-BC204407  Elymus trachycaulus subsp. trachycaulus John Thomas Howell 1961-6-21 36695 Plumas Greenville 1097 Comment
  CAS-BOT-BC204410  Elymus trachycaulus subsp. trachycaulus John Thomas Howell 1951-6-27 27566 Plumas Johnsville 1584 Comment
  CHSC54544  Elymus trachycaulus subsp. trachycaulus Vernon H. Oswald 1991-8-8 4814 Plumas Lassen Volcanic National Park. Just north of the south boundary of the park at Willow Lake, along the trail to Camp Kelley and Terminal Geyser, ca. 3 miles (air) southeast of Drakesbad. In a meadow located here. 1670 Comment
  CDA12143  Elytrigia intermedia subsp. barbulata G. F. Hrusa, J. Dinsdale 1989-6-25 7191 Plumas Sierra Nevada; Bucks lake north shore. Comment
  CHSC95336  Elytrigia intermedia subsp. intermedia Samantha Mackey Hillaire 2006-9-13 1232 Plumas Sierra Nevada. East of Grizzly Forebay along road 24N49. North side of road where it crosses unnamed tributary of Grizzly Creek. 1344 Comment
  CDA2053  Elytrigia repens J. T. Howell 1961-9-23 36826 Plumas Indian Valley. Comment
  CAS-BOT-BC165923  Epilobium John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-22 54097 Plumas 10.6 miles northeast of La Porte on road to Quincy 1889 Comment
  CHSC33731  Epilobium brachycarpum M. S. Taylor 1981-7-13 3994 Plumas Frenchman Lake Canyon, 0.5 mi s of the dam, ca. 11 mi n of Chilcoot on Hwy 70. 1706 Comment
  CHSC59919  Epilobium brachycarpum L. P. Janeway 1992-7-17 4267 Plumas Plumas National Forest. Cogswell Ravine; ca 1.1 mi north of Mount Jackson, 1.7 mi east-northeast of Cromberg Spring, 2 mi northeast of Middle Fork Feather River. In unused dirt road and adjacent clear-cut slope. 1731 Comment
  CHSC70332  Epilobium brachycarpum R. A. Schlising 1981-8-2 4180 Plumas Just N of Butte County line at Humboldt Peak, in basin draining into Scotts John Creek. 2011 Comment
  RSA59426  Epilobium brachycarpum E. K. Balls 1950-9-15 15856 Plumas South tip Lake Almanor, near P. G. E. dam, Highway 89. 1372 Comment
  RSA60796  Epilobium brachycarpum I. L. Wiggins 1948-9-15 12051 Plumas Ridge between canyons of Onion Creek and Middle Fork of Feather River Comment
  JEPS115785  Epilobium campestre Lowell Ahart, John Dittes, Josephine Guardino 2009-6-14 15875 Plumas About 1600 feet southwest of Lake Almanor Dam, in depressions made from mining 1386 Comment
  CDA42423  Epilobium canum subsp. latifolium D. G. Kelch 2012-9-19 12 .375 Plumas Route 70 at North Fork of Feather River; 500 m south of turn-off to Pulga. Comment
  CHSC20748  Epilobium ciliatum subsp. ciliatum K. R. Stern 1975-7-24 5892 Plumas E shore of Lake Almanor. 1371 Comment
  CHSC82562  Epilobium ciliatum subsp. ciliatum Lowell Ahart 2002-7-18 9869 Plumas In a small meadow, on the south side of a small upper branch of Fall River, about 100 yards north of Lumpkin Ridge Road, about 1 mile (air) southeast of Tamarack Flat, about 1/4 mile southwest of the intersection of Lumpkin Ridge Road and road to Tamarack Flat, about 1 1/2 miles (air) northwest of Little Grass Valley Reservoir dam, about 4 1/2 miles (air) northwest of La Porte. 1701 Comment
  JEPS122092  Epilobium ciliatum subsp. ciliatum Lowell Ahart 2014-8-24 19756 Plumas Center of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. Comment
  SBBG21925  Epilobium ciliatum subsp. ciliatum D. Myrick 1964-7-19 877 Plumas Dream Lake, Drakesbad 1828 Comment
  JEPS113552  Epilobium ciliatum subsp. glandulosum Lowell Ahart, John Dittes 2007-6-17 14180 Plumas Along Red Clover Creek, about 30 yards east of County Road 111 (Beckwourth Gensee Road), about 1/4 mile east of bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis 1654 Comment
  SJSU15150  Epilobium cleistogamum N. A. Hopkins 1993-7-23 1734 Plumas Marble Hot Springs Rd Comment
  CHSC63646  Epilobium densiflorum B. Castro; R. Zebell 1989-7-20 328 Plumas Off the S end of Walker Plains, on S side of the Oro-Quincy Hwy. 1539 Comment
  CDA13380  Epilobium glaberrimum subsp. glaberrimum G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13229 Plumas Sierra Nevada; Upper Bull Run Creek off USFS 23N12E, about 1/4 mile below headwater springs. Comment
  CHSC88155  Epilobium glaberrimum subsp. glaberrimum Lowell Ahart 2004-7-27 11316 Plumas Along Hopkins Creek, about 200 yards north of the fork of Hopkins Creek and the East Branch of Hopkins Creek, about 3/4 mile south of Turkeytown, about 1 mile (air) southwest of Blue Nose Mountain, about 10 miles (air) northeast of La Porte. 1645 Comment
  UC170925  Epilobium glaberrimum subsp. glaberrimum H. M. Hall 1912-7-25 9371 Plumas Middle Fork Feather River Sierra Nevada Mountains 1280 Comment
  CHSC36320  Epipactis gigantea M. S. Taylor 1982-8-4 4918 Plumas On n side of Soloman Saddle Rd, ca. 1 mi nw of Taylor Rock, ca. 7 air mi ne of Quincy. 1889 Comment
  CAS-BOT-BC57000  Equisetum arvense E. K. Balls 1950-8-31 15532 Plumas Hwy. 24, 1 mile north of Spanish Creek, just north of Quincy 1097 Comment
  CHSC31267  Equisetum arvense F. T. Griggs; A. Pass 1975-7-17 228 Plumas Buck's Lake Forest Service Survey. Comment
  CHSC33823  Equisetum arvense M. S. Taylor; M. Foster 1981-6-2 3829 Plumas Entering Greenhorn and Estray Creeks, w side of Williams Loop, ca. 0.2 mi s of Spring Garden overpass on Hwy 70, ca. 7.5 mi se of Quincy. 1188 Comment
  CHSC33932  Equisetum hyemale subsp. affine M. S. Taylor 1981-7-21 4089 Plumas Ca. 0.5 mi n of jct 401 and 25N42, ca. 3 mi n of Spring Garden. 1371 Comment
  CAS-BOT-BC57395  Equisetum laevigatum John Thomas Howell 1951-6-29 27742 Plumas Near Spring Garden 1219 Comment
  CHSC101460  Eremogone cliftonii L. P. Janeway; Duryea Delacrois, Dorothy Kieffer 2009-6-30 9832 Plumas Northern High Sierra Nevada. Top of ridge 1.9 air km northwest of and overlooking Middle Fork Feather River between Pigtail Ravine and Hunters Ravine. 1640 Comment
  RSA595069  Eremogone cliftonii Clare B. Hardham 1978-4-17 21583 Plumas Between Indian Joe and Caribou. Feather River Canyon. 610 Comment
  UC1731349  Eremogone cliftonii Dean Wm. Taylor with Glenn Clifton 1997-4-9 15947 Plumas Feather River Canyon; along Highway 70 about 0.5 miles E of crossing of Chambers Creek; Plumas National Forest 609 Comment
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  CAS-BOT-BC174210  Eremogone congesta var. congesta John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-23 54129 Plumas At Round Valley Reservoir dam 1371 Comment
  CAS-BOT-BC174214  Eremogone congesta var. congesta Mrs. H. C. Cantelow 1939-5-20 2544 Plumas Indian Valley, 11 mi. s.e. of Prattville Comment
  CAS-BOT-BC174306  Eremogone congesta var. suffrutescens John Thomas Howell 1960-7-19 35672 Plumas Drakesbad. Lassen Volcanic National Park 1828 Comment
  UC965589  Eriastrum signatum Herbert L. Mason 1952-7-17 14378 Plumas on road to Beckwourth 3 mi from Loyalton; Sierra Nevada, Sierra Valley 1524 Comment
  SEINET14611520  Eriastrum sparsiflorum W. Harnach, N. Harnach 2002-8-8 1119 Plumas Sierra Valley, Beckwourth Pass, on N side of Hwy 70, ca 1.5 miles E of Chilcoot. 1591 Comment
  CAS-BOT-BC286650  Ericameria bloomeri M. S. Taylor 1981-8-4 4152 Plumas On top of Wildcat Ridge, ca. 4 air mi nw of Antelope Lake, ca. 13 air mi ne of Taylorsville 2164 Comment
  CAS-BOT-BC286654  Ericameria bloomeri Carl B. Wolf 1937-9-5 9292 Plumas Northern Sierra Nevada, Lake Almanor to Westwood at Lassen Co. Line 1463 Comment
  CAS-BOT-BC286659  Ericameria bloomeri Mrs. E. C. Sutliffe 1919-8-1 s.n. Plumas Gold Lake Region Comment
  RSA0039304  Ericameria bloomeri Lowell Ahart 2008-8-14 15199 Plumas 20 yards northwest of the metal gate, west side of Forest Road 22N68, about 50 yards west of the South Fork of the Feather River, about 1/2 mile northeast of Little Grass Valley Reservoir, about 5 miles (air) northeast of La Porte. 1571 Comment
  RSA59682  Ericameria bloomeri E. K. Balls 1950-9-9 15751 Plumas About 1 mile west of Lakes Center Public Camp, trail to Long Lake outlet 2073 Comment
  UC204684  Ericameria bloomeri I. M. Johnston 1919-9-2 2185 Plumas Portola Comment
  CHSC66751  Ericameria nauseosa var. oreophila Vernon H. Oswald; Lowell Ahart 1996-8-14 8157 Plumas Northern High Sierra Nevada. Road paralleling Spanish Creek near Greens Flat ca. 2 mi (air) NW of Meadow Valley (on the Oroville-Quincy Hwy.). Along road. 1127 Comment
  JEPS124132  Ericameria nauseosa var. oreophila Lowell Ahart, John Deurloo 2015-8-25 20531 Plumas 2.8 miles (air) east-northeast of Silver Lake, 3.3 miles (air) south of Twain, 7.8 miles (air) west-northwest of Quincy. Comment
  JEPS95053  Ericameria nauseosa var. oreophila Lowell Ahart 1997-9-11 7903 Plumas about 1/2 mi s of Mosquito Creek (about 4 1/2 air mi ne of Beldon, on w idge of Caribou Road, on w side of the North Fork of Feather River); North Fork of Feather River, Caribou Road 792 Comment
  CAS-BOT-BC299435  Ericameria nauseosa var. speciosa Mrs. E. C. Sutliffe 1929-10-1 s.n. Plumas Gold Lake Comment
  CHSC45656  Ericameria nauseosa var. speciosa Vernon Oswald 1986-7-22 2220 Plumas Hwy 36 e of Chester, 10.8 mi e of the Tehama-Plumas County line. 1402 Comment
  CHSC96059  Ericameria nauseosa var. speciosa L. P. Janeway 2006-10-1 8896 Plumas Northern High Sierra Nevada. Serpentine Canyon along Hwy 70 and East Branch North Fork Feather River, about 3.5 road km west of Rich Gulch. 792 Comment
  JEPS113320  Ericameria nauseosa var. speciosa L. P. Janeway 2006-10-1 8896 Plumas Northern High Sierra Nevada. Serpentine Canyon along Hwy 70 and East Branch North Fork Feather River, about 3.5 road km west of Rich Gulch. Comment
  JEPS118400  Ericameria nauseosa var. speciosa Lowell Ahart 2011-9-17 17676 Plumas On the west side of Lumpkin Ridge Road, about 2 miles (air) west of Little Grass Valley Reservoir Dam 1687 Comment
  UC216608  Ericameria nauseosa var. speciosa R. M. Austin 1880-8-1 Plumas Big Meadows Comment
  SEINET8079214 Image available Ericameria nauseosa var. speciosa J. T. Howell 1974-9-20 s.n. Plumas Near Spring Garden 1158 Comment
  CAS-BOT-BC293027  Ericameria parryi var. nevadensis John Thomas Howell 1959-9-24 34960 Plumas Near Blairsden 1341 Comment
  JEPS75232  Ericameria parryi var. nevadensis John Thomas Howell 1959-9-24 34960 Plumas near Blairsden 1341 Comment
  SD9016  Erigeron Mrs. R. M. Austin 1879-1 Plumas Mt. Dyer Big Meadows. Comment
  CHSC53124  Erigeron barbellulatus L. P. Janeway 1989-6-30 3447 Plumas Plumas National Forest. Along rd 24N45Y 1.2 mi E of Crocker Cr opposite Crocker Guard Station and the Beckwourth-Genesee Rd (rd 111) 6.4 mi N of Beckwourth. 1874 Comment
  CAS-BOT-BC294473  Erigeron bloomeri var. bloomeri W. Harnach; N. Harnach 1989-5-27 116 Plumas Sierra Valley. Collection site at the gate to the old Pat Nobel barn and homesite 1496 Comment
  CAS-BOT-BC296005  Erigeron divergens Lewis S. Rose 1966-7-28 66071 Plumas Quincy 1066 Comment
  CDA13404  Erigeron divergens G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13253 Plumas Sierra Nevada; Site on slopes to E of headwaters of Bull Run Creek off USFS 23N12E. Comment
  CHSC57413  Erigeron divergens L. P. Janeway 1991-6-18 4050 Plumas Plumas National Forest. 3 1/2 mi southwest of Portola, ca 100 ft west of Middle Fork Feather River. Along dirt road. 1463 Comment
  JEPS41784  Erigeron divergens W. L. Jepson 1939-8-16 19431 Plumas Portola Comment
  CAS-BOT-BC296013  Erigeron divergens H. M. Hall; E. B. Babcock 1903-7-1 4446 Plumas Red Clvoer Creek, Sierra Nevada Mountains 1097 Comment
  CHSC110290  Erigeron eatonii var. plantagineus B. Castro; L. P. Janeway 2006-6-3 1571 Plumas Northern High Sierra Nevada. West side of lower Thompson Valley, 1.1 mi N of the mouth of McReynolds Creek at Red Clover Creek. 1674 Comment
  JEPS97401  Erigeron eatonii var. plantagineus Vernon H. Oswald and L. Ahart 1994-7-24 7129 Plumas T30N R8E NE1/4 NE1/4 Sec. 7, 6350 ft, High Cascade Range, Red Fir Forest. N of Lake Almanor and ca. 2 mi ESE of Silver Lake on Forest Route 10 just S of its jct. with Forest Road 30N21 1935 Comment
  SBBG133127  Erigeron eatonii var. plantagineus B. C. Templeton 1968-1 11278 Plumas unknown Comment
  CHSC106220  Erigeron eatonii var. sonnei Arthur C. Barrett 1915-7-15 3 Plumas Indian Creek, near Boulder Cr. 1645 Comment
  CAS-BOT-BC300421  Erigeron eatonii var. sonnei C. R. Quick 1950-6-18 50 -07 Plumas 1 mile W of Almanor Inn, on S shore of Lake Almanor Comment
  CHSC59894  Erigeron filifolius L. P. Janeway; Laurie Lamm 1992-7-21 4271 Plumas Plumas National Forest, Beckwourth Ranger District, about 1.7 mi east-southeast of Dotta Neck, ca 1.7 mi northwest of Reconnaisance Peak. In rocks and talus below rock outcrop above end of Road 24N91Y. 2103 Comment
  CHSC93042  Erigeron filifolius var. filifolius L. P. Janeway 2005-7-30 8505 Plumas Northern High Sierra Nevada. Southern end of Diamond Moun-tains along Road 24N44 0.2 km east of Snow Lake; 4.7 km south-southwest of Adams Peak. 1884 Comment
  CAS-BOT-BC295227  Erigeron inornatus John Thomas Howell 1960-7-19 35673 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  SEINET10473745  Erigeron inornatus Mary Susan Taylor 1981-7-6 Taylor 3980 Plumas 6200-6400 ft. T25N R15E se/sw sec 32. Dixie Mt quad. In the Y of the 2 Ross Canyon Rds (25N31A & B), ca. 1.5 mi E of Dixie Valley Rd (28N01), ca. 16 air mi NW of Chilcoot. Open, dry gravelly soils; 1890 Comment
  CAS-BOT-BC295422  Erigeron inornatus var. calidipetris John Thomas Howell 1959-9-24 34958 Plumas Near Cromberg 1249 Comment
  CDA13576  Erigeron inornatus var. calidipetris G. F. Hrusa, T. D. Wilfred 1996-8-23 13525 Plumas Sierra Nevada; Plumas NF approx 1/8 mile N of summit of Lava Peak, approching next summit above USFS 23N51. N of Hwy 70 about 15 m. E of Quincy. Comment
  CHSC105677  Erigeron inornatus var. inornatus Lowell Ahart 2010-10-21 17307 Plumas About 5 yards west of the spring, on the south side of the road to Cleghorn Bar, about 2 miles by road west of the Quincy-La Porte Road, about 2 1/2 miles (air) northwest of Pilot Peak. 1928 Comment
  CHSC60598  Erigeron inornatus var. inornatus L. P. Janeway 1984-7-22 927 Plumas Along Oroville-Quincy Road at Bucks Summit. 1716 Comment
  CHSC91938  Erigeron inornatus var. inornatus Lowell Ahart; Josephine Guardino 2005-8-9 12287 Plumas North of Fant Creek, about 50 yards north of the cabin (destroyed) and corral, north of Forest Road 27N09, about 6 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1597 Comment
  CHSC99796  Erigeron inornatus var. inornatus Lowell Ahart 2008-8-13 15165 Plumas On the west side of La Porte Road, west of East Branch Creek, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte. 1613 Comment
  JEPS102587  Erigeron inornatus var. inornatus Lowell Ahart 2001-7-17 8924 Plumas Outcrops, on the SE side of a logging road, SE of a small branch of Butt Creek, about 2 1/2 miles (air) north of Humboldt Summit. 1828 Comment
  JEPS41434  Erigeron inornatus var. inornatus J. G. Lemmon 1046 Plumas near Greenville Comment
  SEINET10474627  Erigeron inornatus var. viscidulus Mary Susan Taylor 1981-8-25 Taylor 4238 Plumas California: T25N R7E ne1/4 sw1/4 sec 10. Almanor SW quad. Red Hill Lookout, ca. 3 air mi NE of Belden. On serpentine. Plumas County. 6300 ft. 1920 Comment
  SD134031  Erigeron lassenianus John Thomas Howell 1967-7-11 43278 Plumas 2 miles from Quincy Junction on road to Mt. Hough. 1220 Comment
  JEPS87535  Erigeron lassenianus var. deficiens Lowell Ahart 1993-9-24 7267 Plumas about 3 mi nw Pilot Peak (w side of Cleghorn Bar Road); Monitor Flat 1828 Comment
  CAS-BOT-BC295464  Erigeron lassenianus var. deficiens Wayne Dakan 1974-6-24 s.n. Plumas Long Valley Comment
  CAS-BOT-BC295486  Erigeron lassenianus var. lassenianus Walter Knight; Irja Knight; John Thomas Howell; Lewis Rose 1966-7-26 1624 Plumas Butterfly Botanical Area and vicinity. At Fern Glen 1097 Comment
  CAS-BOT-BC295494  Erigeron lassenianus var. lassenianus D. E. Breedlove 1962-6-12 3441 Plumas Along State Highway 36, 6.9 miles west of Chester; Sierra Nevada 1524 Comment
  CAS-BOT-BC295490  Erigeron lassenianus var. lassenianus Wayne Dakan 1974-6-23 s.n. Plumas Long Valley (southwest of Greenville) Comment
  CAS-BOT-BC295499  Erigeron lassenianus var. lassenianus H. M. Hall; E. B. Babcock 1903-7-1 4419 Plumas Sierra Nevada Mountains. On Warner Creek 1463 Comment
  UC1538513  Erigeron lassenianus var. lassenianus John L. Strother 1987-6-28 1360 Plumas ca 17 mi n Beckwourth (along road to Genese, w of Red Clover Valley) 1700 Comment
  CHSC67426  Erigeron petrophilus var. sierrensis James D. Jokerst; Lowell Ahart 1985-10-4 2584 Plumas Pilot Peak serpentine NE of La Porte. Comment
  CHSC82079  Erigeron petrophilus var. sierrensis L. P. Janeway; B. Castro 2001-6-22 7369 Plumas Northern High Sierra Nevada. On low peak along ridge between Frenchman Hill and the northwest end of Red Mountain. 1798 Comment
  JEPS95010  Erigeron petrophilus var. sierrensis Vernon Oswald and Lowell Ahart 1997-9-18 8878 Plumas 4.25 air mi w of Caribou (on Forest Road 26N25 to Mosquito Creek, 3.6 mi ne of its junction with 26N26 to Humbug Valley); Forest Road 26N25 to Mosquito Creek 1335 Comment
  JEPS95464  Erigeron petrophilus var. sierrensis Lowell Ahart 1994-7-28 7527 Plumas SW of Bucks Lake (NE of Frenchman Hill) 1706 Comment
  RSA755316  Erigeron petrophilus var. sierrensis L. P. Janeway, B. Castro 2009-8-29 9949 Plumas Northern High Sierra Nevada. At eastern end of Red Mountain, 0.6 km south of the Buckhorn survey monument; at junction of Road 23N69 and Road 23N36Y (to Martin Mine). 1881 Comment
  CHSC115719  Erigeron petrophilus var. sierrensis K. Bovee 2013-6-20 0048 Plumas Lassen National Forest, on north-facing slope south of Grizzly Creek, on roadcut of Road 26N08. Area burned at high intensity in Chips Fire of 2012. 1341 Comment
  UCD132042  Erigeron philadelphicus var. philadelphicus Robbins; Raynor 1943-6-1 s.n. Plumas Belden. Comment
  UCD150598  Erigeron pumilus var. intermedius Tim Metcalf 1974-5-27 374 Plumas Three mi. W of Loyalton; 3 mi. N of Rd. 49 on Harriet Ln. 1524 Comment
  CHSC66913  Erigeron reductus var. reductus James D. Jokerst 1992-1-1 3444 Plumas Gold Lake Resort on ridge S of Round Lake. Comment
  UCD119306  Eriodictyon lobbii G. F. Hrusa 1989-6-25 7195 Plumas Above Bucks Lake. 2286 Comment
  SEINET10479800  Eriogonum douglasii var. douglasii Mary Susan Taylor, M. Foster 1981-6-3 Taylor 3857 Plumas T25N R14E sw sec 27, Crocker Mt quad. Jct of Beckwourth-Milford Rd and Squaw Valley Rd, in Squaw Valley, ca. 11 mi N of Beckwourth; elevation ca. 5600 ft. 1707 Comment
  SEINET13095705  Eriogonum douglasii var. meridionale James L. Reveal 2002-6-25 8361 Plumas Squaw Valley at the road junction of Forest Service roads 28N01 and 28N70 on flat W of highway, 11.9 miles NNW of Beckwourth. 1707 Comment
  UC584322  Eriogonum douglasii var. meridionale G. L. Stebbins Jr. and J. A. Jenkins 1937-7-9 2238 Plumas n Engelmine; Red Rock Comment
  SD103524  Eriogonum elatum Darley Howe 1978-7-16 5079 Plumas Along State Highway 49, 3 miles north of Loyalton 1463 Comment
  CHSC63465  Eriogonum lobbii Lowell Ahart 1994-7-22 7489 Plumas Open steep areas, south of the Pacific Crest Trail, west of the large twin rocks on the north-east side of Mount Etna. (label said Sierra County also). 1981 Comment
  SEINET10479517  Eriogonum lobbii Mary Susan Taylor 1982-8-5 Taylor 4930 Plumas T25N R10E nw/se sec 8. Greenville SW quad. Mt Hough summit, ca. 7 air mi nne of Quincy. 7230 ft. 2204 Comment
  RSA279591  Eriogonum luteolum James L. Reveal 1975-8-24 3976 Plumas Along California Highway 70 in Feather River Canyon, 3 miles east of Gold Bar. Comment
  CAS-BOT-BC263299  Eriogonum marifolium var. marifolium A. A. Heller; P. B. Kennedy 1907-7-3 8707 Plumas Hills above Red Clover valley Comment
  UCD100503  Eriogonum nudum John Thomas Howell 1955-7-20 30853 Plumas Mohawk. 1371 Comment
  CAS-BOT-BC261368  Eriogonum nudum var. deductum Robert J. Weatherby 1950-8-11 1520 Plumas Mt. Elwell, Lakes Basin Area 2225 Comment
  CAS-BOT-BC261598  Eriogonum nudum var. nudum Lowell Ahart 1986-7-25 5368 Plumas Along Cleghorn Bar Road, about 1 1/2 miles west of Finger Board, about 4 miles north-west of Pilot Peak 1828 Comment
  CDA14663  Eriogonum nudum var. nudum G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-23 3102 Plumas 0.1 mile west of Round Valley Reservoir dam on Dixie Canyon-Round Valley Road. 1371 Comment
  CHSC100448  Eriogonum nudum var. nudum Lowell Ahart 2008-9-10 15385 Plumas North side of Onion Valley, about 3/4 mile northwest of Pilot Peak, about 1/2 mile east of the Quincy La Porte Road, about 9 1/2 miles (air) northeast of La Porte. 1916 Comment
  RSA756719  Eriogonum nudum var. nudum Barbara J. Ertter 1988-7-25 7850 Plumas Diamond Mountains: ca. 15 air miles due S of Susanville, sheep camp on Pierce Creek. 1982 Comment
  CAS-BOT-BC269729  Eriogonum nudum var. oblongifolium M. S. Taylor 1982-8-30 5075 Plumas Along 27N11, ca. 1 mi ne of Taylor Lake, ca. 7 air mi ne of Taylorsville 1920 Comment
  POM161732  Eriogonum nudum var. oblongifolium R. C. Bacigalupi 1927-7-12 1725 Plumas at Quincy Junction Station 1067 Comment
  CAS-BOT-BC269720  Eriogonum nudum var. oblongifolium John Thomas Howell 1959-9-24 34942 Plumas Spanish Creek at mouth of Butterfly Creek Comment
  CAS-BOT-BC271971  Eriogonum nudum var. pubiflorum H. Albert Barker July 11 121 Plumas Feather River - Blairsden Comment
  UCD100757  Eriogonum palmerianum John Thomas Howell 1955-7-19 30806 Plumas Vinton. 1511 Comment
  RSA21706  Eriogonum pedunculatum Carl B. Wolf 1937-8-6 9066 Plumas Northern Sierra Nevada, Mohawk Valley, 2 mi N of Blairsden. 1341 Comment
  CAS-BOT-BC269946  Eriogonum spergulinum var. reddingianum Anna Head 1921-7-3 s.n. Plumas Grassy Lake, Lake Center Camp, Feather River Region Comment
  CAS-BOT-BC269957  Eriogonum spergulinum var. reddingianum John Thomas Howell 1960-7-18 35577 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  CHSC102438  Eriogonum spergulinum var. reddingianum L. P. Janeway; B. Castro 2009-6-7 9802 Plumas Northern High Sierra Nevada. Lower Thompson Valley 1.5 km north of Red Clover Creek, 180 m southwest of Thompson Valley Creek. Broad valley of wet and dry meadow complex and sagebrush flats. 1672 Comment
  RSA242159  Eriogonum spergulinum var. reddingianum James L. Reveal 1971-6-23 2478 Plumas Along California Highway 89, 4 mi. northwest of Greenville and about 4 mi. southeast of Canyondam. 1220 Comment
  CAS-BOT-BC262749  Eriogonum strictum var. anserinum Alice Eastwood 1918-5-25 7041 Plumas Portola Comment
  NY283207  Eriogonum strictum var. anserinum A. A. Heller 1907-7-5 8741 Plumas Hills above Red Clover valley Comment
  UCD130299  Eriogonum umbellatum Albert Grigarick 2011-8-15 298 Plumas 5 miles W of Hwy 89N. From Gray Eagle Resort turn off of Gold Lake Hwy., approx. .5 miles W from Graeagle Trailhead to Hawley Falls. 1894 Comment
  CHSC40926  Eriogonum umbellatum var. modocense K. R. Stern 1985-6-25 8244 Plumas Vicinity of Blairsden. 1371 Comment
  RSA300142  Eriogonum umbellatum var. nevadense G. H. True 1973-7-31 50112 Plumas Canadian Zone forest, summit ridge of Thompson Peak in areas of volcanic rock, Diamond 2195 Comment
  UC634993  Eriogonum umbellatum var. nevadense Herbert L. Mason 1924-6-18 1051 Plumas Graeagle Comment
  UC912733  Eriogonum umbellatum var. nevadense Anna Head 1921-7-11 Plumas Grassy Lake Feather River Region, Grassy Lake Comment
  CHSC104741  Eriogonum umbellatum var. polyanthum L. P. Janeway; Melanie Williams 2009-7-28 9880 Plumas Northern High Sierra Nevada. Plumas National Forest; Frenchman Hill, about 60 m northeast of the dirt road to Red Mountain, 560 m south-southwest of the top of Frenchman Hill. 1750 Comment
  CHSC97797  Eriogonum umbellatum var. polyanthum L. P. Janeway 2007-8-12 9161 Plumas Northern High Sierra Nevada. Ridgetop on north side of Oak Ridge, 2.4 air km north-northwest of Grizzly Summit. 1743 Comment
  JEPS118387  Eriogonum umbellatum var. polyanthum Lowell Ahart 2011-9-17 17672 Plumas About 100 yards south of an unnamed stream that flows east into Little Grass Valley Reservoir and opposite the Black Rock, about 80 yards south of the paved road, about 1/8 mile west of Little Grass Valley Reservoir 1645 Comment
  RSA325097  Eriogonum umbellatum var. polyanthum Mary Taylor 1982-8-4 4912 Plumas Along 25N10W, ca. 1 mi. ne of Taylor Rock, ca. 6 air mi ne of Quincy. Dry gravelly soil in Mixed Evergreen Forest. 1738 Comment
  SEINET9319752  Eriogonum umbellatum var. polyanthum Unknown 1996-7-16 13248 Plumas Plumas National Forest Comment
  UCD101488  Eriogonum umbellatum var. polyanthum John Thomas Howell 1961-9-23 36863 Plumas Indian Valley. 1082 Comment
  UCD101492  Eriogonum umbellatum var. polyanthum John Thomas Howell 1974-9-20 50898 Plumas 2 miles from Spring Garden on road to Quincy. 1158 Comment
  SEINET10970706  Eriogonum umbellatum var. speciosum Mary Susan Taylor 1981-8-20 Taylor 4230 Plumas California: T27N R9E sw1/4 of se1/4 sec 6. Almanor NE quad. Open serpen- tine barrens, at jct of roads 26N18, 26N92 and 27N92, ca. 0.5 mi E of Long Valley Mine, ca. 4 air mi W of Green- ville. Plumas County. 5300 ft. 1615 Comment
  CAS-BOT-BC262265  Eriogonum ursinum John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1967-7-10 2204 Plumas Butterfly Botanical Area and vicinity. Mouth of Butterfly Creek 883 Comment
  CAS-BOT-BC262271  Eriogonum ursinum John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-23 54151 Plumas 2.65 miles west of Round Valley Reservoir dam 1569 Comment
  UC635517  Eriogonum ursinum Ethel Wicks July 1925 2893 Plumas Mt. Elwell Comment
  NY399809  Eriogonum ursinum J. M. Coulter 1876-1 2713 Plumas Comment
  RSA71078  Eriogonum ursinum L. S. Rose 1951-6-29 51071 Plumas 8 mi. east of Quincy 1220 Comment
  CHSC45479  Eriogonum ursinum var. ursinum Lowell Ahart 1979-7-18 2004 Plumas Growing on bare broken rock, about 1 mile west of Pilot Peak, about 12 miles north-east of La Porte. 1706 Comment
  JEPS113664  Eriogonum vimineum Lowell Ahart, Josephine Guardino 2007-7-20 14318 Plumas Along a small drainage, northeast edge of a large meadow, east of Lighting Tree Campground, east of the paved road, east side of Lake Davis 1789 Comment
  NY399612  Eriogonum vimineum R. M. Austin 1876-1 290 Plumas Comment
  CAS-BOT-BC264131  Eriogonum vimineum John Thomas Howell 1955-7-19 30732 Plumas Portola, west of town, Sierra Nevada 1478 Comment
  CAS-BOT-BC300954  Eriophyllum lanatum Clare B. Hardham 1978-8-11 21807 Plumas About 7 mi. se. of Antelope Reservoir Comment
  CAS-BOT-BC124155  Eriophyllum lanatum var. cuneatum Amos Arthur Heller 1913-6-13 10855 Plumas Near Quincy 1066 Comment
  CAS-BOT-BC301421  Eriophyllum lanatum var. grandiflorum John Thomas Howell 1951-6-29 27762 Plumas Feather River Canyon 548 Comment
  CHSC9720  Eriophyllum lanatum var. grandiflorum Nancy Mosman 1971-7-11 87 Plumas Along w side of Hwy 70 ca. 0.6 mi s of Belden. 1025 Comment
  RSA79042  Eriophyllum lanatum var. grandiflorum E. K. Balls, Percy C. Everett 1952-10-14 18211 Plumas 3.6 miles south of jct. of Highways 89 and 24 along Feather River Highway 762 Comment
  UC507150  Eriophyllum lanatum var. grandiflorum Lincoln Constance 1933-7-5 E 117 Plumas 1 mi n Indian Falls ((Near type-locality of E chrysanthum, Rydberg!)) Comment
  CAS-BOT-BC308272  Eriophyllum lanatum var. integrifolium Alice Eastwood 1927-6-19 14712 Plumas Keddie Comment
  SEINET10475143  Eriophyllum lanatum var. integrifolium Mary Susan Taylor 1981-7-22 Taylor 4108 A Plumas T24N R11E nw 1/4 nw 1/4 sec 5. Spring Garden quad. Slope of hill, ca. 1/4 mi S of 26N21, ca. 0.5 mi W of Pine Creek Valley, ca. 7 air mi N of Spring Garden. 2316 Comment
  RSA0091882  Erysimum capitatum var. capitatum Bonnie C. Templeton 1968-1 11277 Plumas [No location data on label. Possibly Trinity County.] Comment
  CDA13358  Erysimum perenne G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-15 13207 Plumas Sierra Nevada; 2.5 mi E of Spring Garden on Hwy 70, and 0.5 m. S of Estray Ck. Comment
  CHSC79710  Erysimum perenne G. F. Hrusa; B. Smith, T. D. Wilfred 1996-7-15 13207 Plumas Northern California; Sierra Nevada Flora - Plumas National Forest. 2.5 m E of Spring Garden on Hwy 70, and 0.5 m. S of Estray Ck. [Original lat./long. on label is '39 54 N; 120 45 W']. 1615 Comment
  CHSC55595  Erythranthe arvensis K. R. Stern 1985-6-25 8330 Plumas Vicinity of Blairsden. 1402 Comment
  CHSC107462  Erythranthe breweri Matt Simenc; N. Habecker, T. Hanson, M. Williams 2011-7-6 20 Plumas Northern High Sierra Nevada. 1.9 miles East of intersection of 22N60, 22N27, and Pacific Crest Trail, 500 ft downslope of 22N27 road. 1744 Comment
  CHSC24210  Erythranthe breweri K. R. Stern 1975-7-23 Plumas Nw end of Lake Almanor. Comment
  SEINET14196936  Erythranthe breweri A. A. Heller, P. B. Kennedy 1907-7-8 8753 Plumas Red Clover Valley. Comment
  CHSC23611  Erythranthe floribunda J. Cox 1975-7-23 Plumas NW end of Lake Almanor. Comment
  CHSC21088  Erythranthe guttata F. T. Griggs; A. Pass 1975-7-2 56 Plumas Buck's Lake Forest Service Survey. Comment
  CHSC21567  Erythranthe lewisii L. M. Mayer; D. E. Brink Jr. 1975-7-22 Plumas Bucks Lake Floristic Survey. Comment
  CAS-BOT-BC153616  Erythranthe moniliformis M. Lavin 1982-6-27 4150 Plumas Sierra Buttes Country 4 mi up Gold Lake Rd from Graeagle, 12 mi. 250 deg. from Portola 1981 Comment
  SEINET8218349  Erythranthe moniliformis A. A. Heller 1915-7-7 12064 Plumas near the summit of Soapstone ridge in the Sierra Nevada, 12 miles west of Bucks. 1676 Comment
  CHSC110004  Erythranthe pulsiferae B. Castro; L. P. Janeway 2006-6-4 1538 Plumas Northern High Sierra Nevada. Along the new dirt road from Squaw Valley to McReynolds Valley, 0.3 mi S of Squaw Valley Road/USFS Rd 28N01 (and Squaw Valley). 50 ft up from W edge of rd in stony opening, a moist springy area at sagebrush-forest edge. 1703 Comment
  CHSC21222  Erythronium purpurascens F. T. Griggs; A. Pass 1975-7-7 79 Plumas Gold and Silver Lake. Comment
  CHSC98354  Erythronium purpurascens L. P. Janeway 2007-5-20 8984 Plumas Northern High Sierra Nevada. Along road to the top of Red Hill, about 0.2 km due north of the summit. 1902 Comment
  CAS-BOT-BC403346  Eschscholzia californica Gary Schoolcraft 1984-6-27 1277 Plumas East of Sugar Loaf Mtn. 23-15-21 1524 Comment
  CAS-BOT-BC403357  Eschscholzia californica A. A. Heller; P. B. Kennedy 1907-7-7 8763 Plumas Near mouth of Little Grizzly creek below Genessee Comment
  JEPS51730  Eschscholzia californica W. L. Jepson 1939-8-16 19427 Plumas Dixie Valley; w arm 1767 Comment
  RSA8034  Eschscholzia californica var. crocea H. A. Barker 1927-7-16 819 Plumas Along Feather River near Mohawk. 1372 Comment
  CHSC71387  Euphorbia crenulata Vernon H. Oswald; Beth Corbin, Gary Schoolcraft 1998-7-11 9255 Plumas Humbug Rd. 0.1 mi south of the split in Humboldt-Humbug Rd. located ca. 0.75 mi south of Hwy. 89 at Lake Almanor. 1414 Comment
  CAS-BOT-BC310543  Eurybia integrifolia Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region Comment
  UC86950  Eurybia integrifolia Mrs. R. M. Austin 1876-1 87 Plumas American Valley Comment
  CAS-BOT-BC310533  Eurybia integrifolia Anna Head 1921-8-14 s.n. Plumas Gray Eagle Meadows, Feather River Region Comment
  JEPS114521  Eurybia radulina Lowell Ahart 2008-8-14 15211 Plumas 300 yards northeast of the metal gate, east side of Forest Road 22N68, about 100 yards west of the South Fork of the Feather River, about 1/2 mile northeast of Little Grass Valley Reservoir, about 5 miles (air) northeast of La Porte 1571 Comment
  CAS-BOT-BC278465  Festuca idahoensis John Thomas Howell 1960-7-22 35885 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  RSA121315  Festuca idahoensis E. Sawyer 1935-6-25 151 Plumas Half mile north of Crow. 1677 Comment
  SEINET10963534  Festuca idahoensis Lawrence P. Janeway 1989-7-11 Janeway 3477 Plumas Crocker Mtn. Quad. T24N R13E S13 SE1/4. Forest along SW side of Red Clover Valley; ca. 0.3 mi SW of Beckwourth-Genesee Rd. (Rd. 111) 11.5 mi from Beckwourth. On floor of yellow pine forest. 1692 Comment
  CHSC118716  Festuca myuros Wendy L. Boes; Jim Battagin 2015-5-12 2015007 C Plumas Plumas National Forest. Location between Forest Service Road 25N18Y and Caribou Road, south of Northfork Campground. UTM 652180 E, 4433328 N, NAD83 Zone 10N. 792 Comment
  CAS-BOT-BC278847  Festuca occidentalis John Thomas Howell 1961-6-21 36611 Plumas Greenville 1097 Comment
  CAS-BOT-BC278852  Festuca occidentalis John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54294 Plumas On China Grade, 1.4 miles south of Taylorsville 1402 Comment
  CAS-BOT-BC278856  Festuca occidentalis Alice Eastwood 1927-6-14 14575 Plumas Forest Lodge near Greenville Comment
  RSA300179  Festuca occidentalis J. T. Howell 1973-7-10 49750 Plumas Open yellow pine forest near Greenville. 2622 Comment
  CAS-BOT-BC279019  Festuca rubra Clare B. Hardham 1970-8-8 17703 E Plumas Road to Thompson Peak Lookout 2133 Comment
  CHSC63209  Festuca viridula Lowell Ahart 1994-7-7 7469 Plumas On the west side of the Pacific Crest Trail, about 1/4 mile (air) south-west of Pilot Peak. 2011 Comment
  CHSC110623  Floerkea proserpinacoides B. Castro 2006-6-9 1556 Plumas Northern High Sierra Nevada. West side of lower Thompson Valley 1 mi N of mouth of McReynolds Creek at red Clover Creek. 1668 Comment
  CAS-BOT-BC461211  Fragaria John Thomas Howell; H. Keith Wagnon 1980-5-27 53634 Plumas About 2 miles NW of Almanor 1389 Comment
  SBBG100079  Frangula californica subsp. tomentella S. W. Edwards 1989-9-13 Plumas Caribou Crk Rd above Caribou Crk 762 Comment
  CAS-BOT-BC55685  Frangula purshiana John Thomas Howell 1959-9-24 34935 Plumas Butterfly Valley near mouth Comment
  RSA739746  Frangula purshiana subsp. annonifolia L. P. Janeway, B. Castro 2007-8-18 9206 Plumas Northern High Sierra Nevada. Along Soda Creek and Road 25N22, 1.2 km NW of Hwy 70 and West Branch North Fork Feather River. 942 Comment
  CHSC107424  Frangula purshiana subsp. ultramafica L. P. Janeway; Peter Zika 2011-8-6 10636 Plumas Northern High Sierra Nevada. Plumas National Forest; Serpentine Canyon; steep rocky outcrops and talus serpentine slopes on north side of Hwy 70/East Branch North Fork Feather River, 2.9 road km east of the Rich Bar Overlook. In bottom of steep draw with azalea. 838 Comment
  CHSC33819  Frangula rubra M. S. Taylor; M. Foster 1981-6-2 3819 Plumas Dry open serpentine soils with outcrops, N side of Hwy 70, on e side of Squirrel Creek, ne of Spring Garden overpass, ca. 7.5 mi se of Quincy. 1219 Comment
  CHSC76068  Frangula rubra G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-25 3288 Plumas Beckwourth-Greenville Road 0.7 mile south of Arlington Road, east of Taylorville. 1112 Comment
  CHSC108038  Frangula rubra subsp. modocensis L. P. Janeway; B. Castro 2011-10-2 10759 Plumas Northern High Sierra Nevada. North side of Little Grass Valley Reservoir about 5.8 air km north of La Porte; southeast edge of a knoll that trends southward to the lake; about 5-10 m above high water line. In dry rocks near the meadow. 1542 Comment
  CAS-BOT-BC55709  Frangula rubra subsp. obtusissima Anna Head 1921-1-1 s.n. Plumas Feather River region Comment
  CHSC33616  Fritillaria atropurpurea M. S. Taylor 1981-6-17 3924 Plumas Large Montane Meadow on n side of Coldwater Spring, ca. 1/4 mi e of its jct with 25N49, ca. 14 air mi n of Blairsden. 2255 Comment
  CHSC57324  Fritillaria atropurpurea L. P. Janeway 1991-5-28 3967 Plumas South side of Poco Creek ca 1 1/2 mi east of Red Clover Creek (south side of road 25N05). Plumas National Forest Beckwourth Ranger District Red Clover Compartment. 1719 Comment
  CAS-BOT-BC506202  Fritillaria micrantha John Thomas Howell 1951-6-28 27655 Plumas Johnsville 1584 Comment
  CAS-BOT-BC504450  Fritillaria recurva Mary Strong Clemens 1920-5-21 s.n. Plumas Greenville Comment
  SJSU8660  Fritillaria recurva F. S. Gereb & G. L. Baker 1968-5-5 106 Plumas Deer Creek by State Route 32 c. 22 mi W of Lake Almanor 1219 Comment
  UC337828  Fritillaria recurva unknown 1889-5-26 Plumas Mohawk Valley, Culver's Ranch Mohawk Valley; , Culver's Ranch Comment
  JEPS28625  Galium bifolium George W. Gillett 1957-7-18 813 Plumas ne side Boiling Springs Lake (near trail); Lassen Volcanic National Park 1813 Comment
  UCSB17347  Galium grayanum Hardham, Clare 1961-6-16 Plumas Diamond Peak, Sierra Nevada Mountains 2255 Comment
  RSA518972  Galium grayanum var. grayanum Barbara Ertter, Gary Schoolcraft 1989-7-3 8641 Plumas ca 1/2 mile below Red Rock lookout, ca 8 airmiles S of Susanville 2134 Comment
  CHSC34893  Galium trifidum var. pacificum M. S. Taylor 1981-8-31 4259 Plumas Off spur rd 0.5 mi S of Hwy 70, near Mabie, ca. 3 mi W of Portola. 1463 Comment
  CHSC35265  Galium trifidum var. pacificum M. S. Taylor 1981-7-13 4001 Plumas Along Lookout Creek, ca. 2 mi W of its jct with 28N11, ca. 3 air mi NW of N tip of Frenchman Lake, ca. 15 air mi N of Chilcoot. 1889 Comment
  CHSC21090  Galium triflorum F. T. Griggs; A. Pass 1975-7-2 60 Plumas Buck's Lake Forest Service Survey. Comment
  CAS-BOT-BC144395  Garrya fremontii Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1967-5-7 1837 Plumas Butterfly Canyon, Butterfly Botanical Area and vicinity. 1066 Comment
  CAS-BOT-BC144400  Garrya fremontii Mary Strong Clemens 1919-1-1 s.n. Plumas Greenville Comment
  CHSC21285  Garrya fremontii F. T. Griggs; A. Pass 1975-8-2 300 Plumas Buck's Lake forest Service Survey Comment
  CAS-BOT-BC169858  Garrya fremontii John Thomas Howell 1978-4-19 52853 Plumas yellow pine forest, eastern part of Quincy 1036 Comment
  UCD147792  Gayophytum Allyson Ayalon; Lucie Jerabkova 2012-8-1 145 Plumas Plumas County. Antelope Lake vacinity. 1524 Comment
  POM249896  Gayophytum diffusum subsp. parviflorum Joseph A. Ewan 1934-7-18 8576 -a Plumas Camp Caldwell at Dentens, Mohawk Valley 1616 Comment
  CHSC113876  Gayophytum heterozygum Lowell Ahart 2014-8-26 19797 Plumas On both sides of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. 1533 Comment
  CHSC92179  Gayophytum heterozygum Lowell Ahart; John Dittes 2005-9-19 12408 Plumas Along the east side of a good dirt road, about 1 1/4 miles southeast of Kettle Rock, about 1 1/4 miles southeast of Taylor Lake. 1986 Comment
  UC1122564  Gayophytum heterozygum G. T. Nordstrom 1934-7-10 214 Plumas 2 mi sw Gravel Range; Plumas National Forest, Bidwell Bar Quadrangle Comment
  CHSC97191  Gayophytum humile Lowell Ahart; John Dittes, Josephine Guardino 2007-6-9 14046 Plumas 150 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis. 1965 Comment
  JEPS23193 Image available Gayophytum ramosissimum var. obtusum W. L. Jepson 1918-8-2 7755 Plumas Beckwith Pass; ; Becksmith Pass 1463 Comment
  CHSC42795  Geum macrophyllum L. P. Janeway 1984-7-13 910 Plumas SW of Bucks Lake and near Grizzly Creek campground. At edge of small pool in a meadow. 1584 Comment
  CAS-BOT-BC459555  Geum macrophyllum David D. Keck 1932-7-3 1697 Plumas Quincy, south of town; Northern Sierra Nevada 1066 Comment
  JEPS113602  Gilia capillaris Lowell Ahart, John Dittes 2007-6-16 14137 Plumas Graded road gutter, east of the small stream, on the south side of County Road 111 (Beckwourth Genesee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis 1647 Comment
  RSA83128  Gilia capitata subsp. mediomontana Verne Grant, Alva Grant 1948-6-13 8579 Plumas Lava Cap, 1 mile from Cascade on Oroville road. 1372 Comment
  SEINET5906112 Image available Gilia leptalea L. S. Rose 1967-1 67159 Plumas Mt Hough Rd. 9.5 mi NE of Quincy Jct. Comment
  UCD106146  Gilia leptalea subsp. leptalea Lewis S. Rose 1967-7-11 67159 Plumas 9.5 mi. ne. of Quincey Junction. 1249 Comment
  CHSC35948  Githopsis specularioides M. S. Taylor 1982-5-13 4436 Plumas Open cut roadbank across from parking area; Gansner Park, Quincy. 1036 Comment
  CAS-BOT-BC283860  Glyceria borealis Fred Sommers; Greg Sommers 1976-7-13 155 Plumas Sierra Valley Marsh 500 m S of metal bridge along Dyson Lane 1524 Comment
  CAS-BOT-BC283878  Glyceria borealis John Thomas Howell 1973-7-9 49725 Plumas At outlet of Round Valley Reservoir 1371 Comment
  CHSC58538  Glyceria borealis Vernon H. Oswald; Lowell Ahart 1992-7-6 5074 Plumas Lassen Volcanic Park. W side of Little Willow Lake, near the S boundary of the park. 1834 Comment
  RSA716588  Glyceria borealis L. Ahart 2005-9-19 12386 Plumas Below the high water line of Taylor Lake, on the east side of Taylor Lake, about 6 miles (air) southwest of Antelope Lake. 2081 Comment
  SEINET10920892  Glyceria borealis Lowell Ahart, John Dittes 2005-9-19 Ahart 12386 Plumas T27N, R11E, southwest 1/4 Section 35. Below the high water line of Taylor Lake, on the east side of Taylor Lake, about 6 miles (air) southwest of Antelope Lake. 2080 Comment
  CAS-BOT-BC282702  Glyceria elata John Thomas Howell; Walter Knight; Irja Knight 1968-6-11 2381 Plumas Butterfly Valley, Sierra Nevada Comment
  CAS-BOT-BC282706  Glyceria elata John Thomas Howell 1951-6-28 27647 Plumas Johnsville, Sierra Nevada 1584 Comment
  CHSC33926  Gnaphalium palustre M. S. Taylor 1981-8-5 4162 Plumas At end of rd 28N05 where it is washed out by Pierce Creek, 2.1 mi n of 28N03-Fruit Growers Blvd, ca. 3 air mi w of Antelope Lake, ca. 13 air mi ne of Taylorsville. 1706 Comment
  CHSC55664  Gnaphalium palustre K. R. Stern 1985-6-25 8202 Plumas Vicinity of Blairsden. 1402 Comment
  JEPS115114  Gnaphalium palustre Lowell Ahart, John Dittes, Josephine Guardino 2009-7-29 16221 Plumas On damp bare soil, below the high water line of Lake Almanor, 1,849 feet northwest of Lake Almanor Dam 1591 Comment
  JEPS34043  Gnaphalium palustre W. L. Jepson 1939-8-8 19363 Plumas Meadow Valley Comment
  SBBG21774  Gnaphalium palustre D. Myrick 1964-7-21 903 Plumas Drakesbad 1737 Comment
  CAS-BOT-BC189592  Hackelia John Thomas Howell; Gordon H. True 1967-7-11 43356 Plumas SE slope of Mount Hough 2042 Comment
  SEINET10546929  Hackelia Mary Susan Taylor 1982-6-17 Taylor 4696 Plumas T23N R10E sw/se sec 13. Blue Nose Mt quad. Montane Meadow along Oliver Creek, at its jct with 23N39, ca. 3 air mi sw of Sloat. Elev 5300 ft. 1615 Comment
  JEPS115790  Hackelia californica Lowell Ahart, John Dittes, Josephine Guardino 2009-6-15 15906 Plumas About 100 yards west of Lake Almanor Dam 1421 Comment
  JEPS67921  Hackelia californica W. L. Jepson 1927-6-23 12310 Plumas flats near Camp Lee; Warren Creek 1584 Comment
  RSA496347  Hackelia nervosa Elaine Joyal, D. Mehlman 1988-7-3 1306 Plumas Plumas National Forest, Mt. Hough, 11 mi. n of Quincy. 2000 Comment
  CAS-BOT-BC508330  Hastingsia alba Mary Strong Clemens 1920-6-17 s.n. Plumas Greenville Comment
  CAS-BOT-BC508339  Hastingsia alba A. A. Heller; P. B. Kennedy 1907-7-12 8821 Plumas Grade between Greenville and Prattville Comment
  CHSC101929  Helenium bigelovii Lowell Ahart; John Dittes 2009-7-14 16061 Plumas On damp to wet soil, seep, on the north side of Forest Service Road 27N98, headwater of Clear Creek, about 2.0 miles (air) north of Butt Valley Reservoir Dam, about 3 miles (air) southwest of Lake Almanor Reservoir Dam. 1476 Comment
  CHSC70783  Helenium bigelovii B. Castro; H. Durio, C. O'Connell 1995-7-12 582 Plumas Ca 4 air mi SW of Bucks Lake, ca 1 mi S of Buckhorn Creek, off the W side of USFS Rd 23N18. At headwaters of tributary to upper end of Axford Creek, in 20 ft x 50 ft meadow. 1600 Comment
  CHSC91749  Helenium bigelovii G. F. Hrusa; S. Gamairi, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16277 Plumas Northern Sierra Nevada. Butterfly Valley Botanical Area. In bog. 1158 Comment
  CAS-BOT-BC314725  Helianthella californica var. californica Walter Knight; Irja Knight 1966-6-18 1278 Plumas Slightley past Fern Glen enroute to Quincy, Butterfly Botanical Area and Vicinity 1097 Comment
  CAS-BOT-BC314800  Helianthella californica var. nevadensis John Thomas Howell 1975-6-16 51142 Plumas 2 miles northwest of Spring Garde, Sierra Nevada 1173 Comment
  SD61136  Helianthella californica var. nevadensis Darley F. Howe 1964-7-29 3894 Plumas Gold Lake Lodge, Plumas National Forest. 1980 Comment
  SEINET10473802  Helianthus annuus subsp. lenticularis Mary Susan Taylor, M. Foster 1981-8-13 Taylor 4172 Plumas T26N R9E sw 1/4 nw 1/4 10. Greenville NW quad. S end of Greenville, W side of Hwy 89, dry gravelly roadside. 3800 ft. 1158 Comment
  UCR123675  Helianthus bolanderi George K. Helmkamp, Elizabeth Helmkamp 2001-7-7 6867 Plumas Sierra Nevada Mountains, Calif. Hwy 89, 2.3 miles SSE of its junction with Calif. Hwy 36, Lake Almanor Region 1357 Comment
  CAS-BOT-BC315016  Hemizonella minima Walter Knight; Irja Knight 1967-5-22 1885 Plumas Rubble Gap, Butterfly Botanical Area and Vicinity Comment
  CAS-BOT-BC315023  Hemizonella minima M. S. Taylor 1982-5-7 4422 Plumas E side of 24N51X, 0.8 mi. n of Crystal Peak/Adams Peak jct., ca. 7 air mi. n of Chilcoot on ridge of Frenchman Lake 1889 Comment
  UC725403  Hemizonella minima A. A. Heller 1938-6-22 15178 Plumas plain w Chester 1304 Comment
  POM75581  Hesperochiron pumilus Mrs. R. M. Austin 1879-04 44 Plumas Big Meadows. Comment
  CDA15373  Hesperolinon micranthum G. F. Hrusa 1997-6-26 13889 Plumas Sierra Nevada; Approx. 1/4 mi. N from USFS 23N22D terminus. Comment
  HSC15822  Hesperolinon micranthum L. S. Rose 1967-7-11 67158 Plumas Mt. Hough Rd., 2 mi. NE of Quincy Jct. 1220 Comment
  RSA795666  Hesperolinon micranthum L. Ahart 2012-7-1 18260 Plumas On the sides and in the gutter of the dirt road to the large pipe, about 0.25 miles east of Caribou Road, about 3.5 air miles northeast of Belden. 808 Comment
  UC1563669  Hesperolinon micranthum Barbara Ertter 1989-7-4 8682 Plumas 2.2 mi w jct with Hwy 89 and Hwy 36 (sw of Chester) 1463 Comment
  SEINET10493824  Hesperolinon micranthum Mary Susan Taylor 1981-7-13 Taylor 3998 Plumas T24N R16E se/nw sec 5, Frenchman Lake quad; E side of 24N55, ca. 0.4 mi N of its jct with 28N11, ca. 0.7 mi N of N tip of the Lake, ca. 14 air mi N of Chilcoot. 1737 Comment
  CHSC62100  Heterocodon rariflorum L. P. Janeway 1993-7-31 4488 Plumas Plumas National Forest. Along Cascade Road 0.6 mi north of Fall River crossing; between Mineral Springs Ravine and Dark Canyon. 1066 Comment
  SEINET10460746  Heterocodon rariflorum Mary Susan Taylor 1982-6-28 Taylor 4781 Plumas T23N R14 E nw/se sec 27. Portola quad. In Sagebrush Scrub along s side of Feather River, ca. 1 mi sw of Beckwourth on Ramelli Ranch, ca. 1/4 mi w of Calpine Rd (109). 4880 ft. 1487 Comment
  CAS-BOT-BC310936  Heterotheca villosa var. minor H. M. Hall; E. B. Babcock 1903-7-1 4435 Plumas Sierra Nevada Mountains. Indian Valley 1097 Comment
  CHSC62428  Heterotheca villosa var. minor L. P. Janeway 1993-8-26 4544 Plumas Plumas National Forest. Northwest corner of Sierra Valley; ca 300 m south of Middle Fork Feather River and ca 100 m west of Beckwourth-Calpine Road; ca 0.6 mi west of Beckwourth and 4 mi east of Portola. 1487 Comment
  CHSC92965  Heterotheca villosa var. minor L. P. Janeway 2005-7-30 8502 Plumas Northern High Sierra Nevada. Southernmost end of Diamond Mountains about 4.5 km north of Beckwourth Pass; along Road 23N67 1.9 km from Road 24N88. 1725 Comment
  CAS-BOT-BC312287  Heterotheca villosa var. minor Albert Gould 1928-7-20 354 Plumas Head of Jameson Creek 1828 Comment
  CHSC57098  Heuchera micrantha var. erubescens Steven Triano 1988-4-17 78 Plumas Along rocky cliffs on w side of Hwy. 70, ca 0.1 mi s of Rock Creek Dam. 640 Comment
  SEINET3161039  Heuchera rubescens E. K. Balls 1950-9-1 15593 Plumas above trail going S around lake, E of Long Lake. Southern Pluma Co. 2134 Comment
  UC420444  Heuchera rubescens var. glandulosa H. M. Hall 1912-7-12 9393 Plumas Long Lake; Sierra Nevada Mountains 2072 Comment
  CAS-BOT-BC312322  Hieracium John Thomas Howell; Gordon H. True; Walter Knight; Irja Knight 1967-7-12 2109 Plumas Between valley proper and Darlingtonia bog, Butterfly Botanical Area and Vicinity 1066 Comment
  CAS-BOT-BC319618  Hieracium albiflorum John Thomas Howell 1959-9-26 35042 Plumas Near Keddie, Sierra Nevada 1005 Comment
  UC170929  Hieracium nudicaule H. M. Hall 1912-7-18 9365 Plumas Willow Creek Sierra Nevada Mountains, Willow Creek 1280 Comment
  CHSC34939  Hieracium scouleri M. S. Taylor 1981-7-14 4016 Plumas Saddle at head of Bullfrog Ravine, off rd 26N18, ca. 3 air mi nw of Indian Falls. 1615 Comment
  CAS-BOT-BC289226  Holcus lanatus L. W. Swift 1934-7-5 89 Plumas Nelson Creek Grade 1402 Comment
  CHSC55641  Holcus lanatus K. R. Stern 1985-6-25 8305 Plumas Vicinity of Blairsden. 1402 Comment
  CHSC73989  Holodiscus microphyllus var. microphyllus B. Castro; L. Gehrung 1998-10-2 855 Plumas Ca 5.5 air mi NE of Little Grass Valley Reservoir, on ridge west of Pilot Peak ca 0.1 mi NW of jcn of the Pacific Crest Trail, Co. Rd 511, and USFS Rd 22N60. 1981 Comment
  HSC10147  Hordeum brachyantherum L. S. Rose 1968-6-10 68084 Plumas Quincy Meadow 1037 Comment
  CAS-BOT-BC284651  Hordeum brachyantherum subsp. brachyantherum John Thomas Howell; Gordon H. True 1969-6-23 45833 Plumas On Middle Fork of Feather River at Nelson Point 1249 Comment
  SEINET10610426  Hordeum brachyantherum subsp. brachyantherum Lowell Ahart 1995-9-13 Ahart 7622 Plumas T22N, R10E, south-east 1/4 Section 5. On dry gravelly soil, on the north side of Onion Valley, east of Quincy La Porte Road, about 1 mile north-west of Pilot Peak. Common. Mountain meadow in Red Fir Forest. 1829 Comment
  CHSC43054  Horkelia fusca subsp. parviflora L. P. Janeway 1984-7-13 915 Plumas Near Grizzly Creek campground and SW of Bucks Lake. Mdw at road-opening. 1584 Comment
  CHSC57450  Horkelia fusca subsp. parviflora L. P. Janeway; Garrett Gibson 1991-6-24 4060 Plumas Plumas National Forest. North end of McReynolds Valley, ca 0.8 mi south of the '01' road in Squaw Valley. Meadow. 1691 Comment
  JEPS40662  Horkelia fusca subsp. tenella John Thomas Howell 1926-7-26 2128 Plumas near Prattville; Potentilla 1371 Comment
  UCR123369  Horkelia fusca subsp. tenella George K. Helmkamp, Elizabeth Helmkamp 2001-7-7 6861 Plumas Sierra Nevada Mountains, Calif. Hwy 89, 2.3 miles SSE of its junction with Calif. Hwy 36, Lake Almanor Region 1357 Comment
  POM98576  Horkelia fusca subsp. tenella F. W. Peirson 1926-6-21 6794 Plumas Lake almanor, along N shore of Lake Comment
  SEINET784708  Horkelia fusca var. parviflora Joseph Andorfer Ewan 1934-7-8 8591 Plumas Sierra Nevada, Camp Caldwell, Dentens, Mohawk Valley 1615 Comment
  UC473554  Horkelia tridentata subsp. tridentata L. S. Rose 1931-4-14 Plumas Woodleaf Comment
  CAS-BOT-BC536279  Horkelia tridentata var. tridentata Walter Knight; Irja Knight 1967-5-22 1899 Plumas Butterfly Canyon, Butterfly Botanical Area and Vicinity 1066 Comment
  CAS-BOT-BC201082  Hosackia crassifolia M. S. Taylor 1982-6-14 4666 Plumas North side of Genesee Valley Rd (112), ca. 2 mi. west of Genesee 1127 Comment
  CAS-BOT-BC201086  Hosackia crassifolia Mary Strong Clemens 1920-6-18 s.n. Plumas Lake Almanor Comment
  RSA39748  Hydrophyllum capitatum var. alpinum P. A. Munz 1947-5-17 11843 Plumas Meadow 16 miles N of Chilcoot 1707 Comment
  UCD119480  Hydrophyllum capitatum var. alpinum Grady L. Webster 1992-5-17 7763 Plumas c. 2 mi SW of Grizzly Valley Dam. 1737 Comment
  CDA18758  Hydrophyllum occidentale G. D. Barbe, T. C Fuller 1982-7-16 3758 Plumas Plumas National Forest; Lava Cap ridge 1.5 mi. W of Wheeler Peak and 1 mi. S of Beardley Mine on forest road 3.8 mi. S of Green Flat. 1981 Comment
  CHSC113879  Hypericum anagalloides Lowell Ahart 2014-8-26 19782 Plumas On both sides of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. 1533 Comment
  CHSC21029  Hypericum anagalloides F. T. Griggs; A. Pass 1975-7-10 136 Plumas Buck's Lake Forest Service Survey. Comment
  CHSC736  Hypericum anagalloides V. Holt 1940-7-20 Plumas Lake Almanor. 1371 Comment
  CAS-BOT-BC88638  Idahoa scapigera M. S. Taylor 1982-5-17 4462 Plumas North side of 22N55, near its junction with 22N54 and 22N88, ca. 2 mile southeast of Portola. 1706 Comment
  SD7661  Ipomopsis aggregata Daniel Cleveland 1882-7-21 Plumas Saw mill, Big Meadows. Comment
  CAS-BOT-BC135728  Iris hartwegii Walter Knight; Irja Knight 1966-6-18 1279 Plumas Butterfly Valley - Sierra Nevada 1143 Comment
  CAS-BOT-BC135730  Iris hartwegii Walter Knight; Irja Knight 1966-6-19 1633 Plumas Butterfly Botanical Area and Vicinity, along roadside little past Sweetwater Meadow en route to Quincy. 1097 Comment
  UCR3614  Iris hartwegii Wm. Horn Jr. 1963-6-19 630619 7 Plumas Northern Sierra Nevada Mtns, Plumas National Forest. Meadow Valley, logged area 0.5 mi south of UC Forestry Camp 1341 Comment
  CAS-BOT-BC135734  Iris hartwegii Mrs. H. C. Cantelow 1941-5-22 s.n. Plumas 5 1/2 miles north of Quincy, Hy 89 Comment
  CAS-BOT-BC135739  Iris hartwegii L. W. Lenz; E. K. Balls 1956-6-19 21839 Plumas 1.2 mi. E. along State Hwy. 89 after leaving Lake Almanor 1417 Comment
  CAS-BOT-BC135740  Iris hartwegii L. W. Lenz; E. K. Balls 1956-6-19 21839 Plumas 1.2 mi. E. along State Hwy. 89 after leaving Lake Almanor 1417 Comment
  CAS-BOT-BC135744  Iris hartwegii M. S. Taylor 1982-6-1 4575 Plumas On e. side of Hwy 70, ca. 1 mi. no of quincy. 1097 Comment
  RSA136350  Iris hartwegii subsp. pinetorum Lee W. Lenz, E. K. Balls 1955-5-14 20710 Plumas 3.1 mi. N of Greenville on road to Lake Almanor, Hwy. 89. 1159 Comment
  CAS-BOT-BC123370  Iris tenuissima var. purdyiformis E. P. Chace 1934-4-11 s.n. Plumas Camp Rodgers Comment
  JEPS127220  Isoetes howellii Lowell Ahart 2016-8-30 21320 Plumas About 100 yards west of the Pacific Crest Trail on Bunker Hill Ridge, about 1 1/2 miles (air) southeast of Pilot Peak. Comment
  RSA98571  Isopyrum stipitatum W. I. Follett, E. B. Follett 1952-5-30 s.n. Plumas Rich Gulch. 1174 Comment
  CDA8049  Iva axillaris N. A. Overgaard 1959-5-28 Plumas Loyalton. 0 Comment
  CAS-BOT-BC137403  Ivesia aperta David D. Keck; A. Gustafsson 1938-8-9 4901 Plumas Beckwith (Beckwourth), Sierra Valley, 0.5 mi. E. of town 1500 Comment
  JEPS44336  Ivesia sericoleuca W. L. Jepson 1918-8-17 8034 Plumas Sierra Valley 1524 Comment
  RSA789451  Ivesia sericoleuca James R. Shevock 1986-7-20 11737 Plumas Sierra Valley. Along the west side of County road A23, about 100 yards south of railroad tracks and near the town of Beckwourth. 1650 Comment
  CAS-BOT-BC109969  Juncus C. Etienne 1969-7-26 296 Plumas Along quiet pond off Middle Fork of Feather River Highway 89 near Graeagle next to Feather River Park Resort entrance. 1280 Comment
  SEINET6336306  Juncus balticus M. Foster 1988-9-8 s.n. Plumas Adjacent to Cow Creek in U.S.F.S. range allotment, 1/4 miles W of Lake Davis, 9 mi NNW of Portola 1762 Comment
  RSA727524  Juncus balticus var. balticus L. Ahart, Josephine Guardino 2007-7-20 14331 Plumas Strand of Lake Davis, about 100 yards west of Long Point, northeast side of Lake Davis. 1764 Comment
  CHSC113882  Juncus bufonius var. bufonius Lowell Ahart 2014-8-26 19780 Plumas Silt bars on the south side of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. 1533 Comment
  CHSC99807  Juncus bufonius var. bufonius Lowell Ahart 2008-7-9 15050 Plumas Bare gopher and mole mounds, basalt area, in a small meadow, about 20 yards east of the dirt road, about 1/4 mile east of the Feather Fork Mine, road is east of the main road and will take you east to the paved County Road, about 6 miles (air) northeast of La Porte. 1686 Comment
  JEPS107946  Juncus bufonius var. bufonius Lowell Ahart, John Dittes 2005-9-19 12420 Plumas Along the west side of a good dirt road, about 1 1/4 miles east of Kettle Rock, about 1 1/4 miles southeast of Taylor Lake 1989 Comment
  JEPS110542  Juncus bufonius var. bufonius Lowell Ahart 2006-10-23 13489 Plumas On the west side of Slate Creek (there is a large gravel flat caused by the dam), about 30 yards south of where the road ends, about 20 yards north of the dam across Slate Creek, about 1/8 mile northeast of Scales Road, about 5 1/2 miles (air) northeast o 1281 Comment
  RSA59240  Juncus bufonius var. bufonius E. K. Balls 1950-8-31 15543 Plumas Spanish Creek, off Highway 24, just north of Quincy. 1067 Comment
  UCD108044  Juncus confusus Tim Kuhn 2006-7-11 79 Plumas on Plumas NF forest service road 107407. Comment
  CHSC113860  Juncus covillei Lowell Ahart 2014-9-9 ' 9853 Plumas Below the high water line,on the sides of Sly Creek, Sly Creek Reservoir, about 7 miles (air) southwest of La Porte. 1069 Comment
  CHSC47545  Juncus covillei Lowell Ahart 1977-8-8 1544 Plumas Small meadow, east of the pond, Onion Valley, about 1 mile north-west of Pilot Peak, about 15 miles north of La Porte. 1828 Comment
  SD147658  Juncus covillei Walter Knight, Irja Knight, John Thomas Howell 1966-7-28 1441 Plumas Butterfly Botanical Area and vicinity, in bed of Spanish Creek, near confluence of Butterfly Creek. 883 Comment
  HSC104016  Juncus dubius L. Ahart 2008-8-13 15158 Plumas About 1.75 air miles S of Little Grass Valley Reservoir, ~1.0 mi. NE of La Porte, west of East Branch Creek, on the western side of La Porte Rd. 1614 Comment
  CHSC113841  Juncus ensifolius Lowell Ahart 2014-8-24 19734 Plumas On the west side of the dirt road, about one mile north of the bridge across the South Fork of the Feather River and the northeast part of Little Grass Valley Reservoir, about 5 miles (air) north of La Porte. 1563 Comment
  CHSC32864  Juncus ensifolius L. Ahart 1980-10-6 2673 Plumas On the floor of a hydraulic mine, ca. 1 mi s of La Porte. 1600 Comment
  CHSC81174  Juncus ensifolius Lowell Ahart 2001-8-28 9193 Plumas Strand of Lake Almanor, west of the intersection of the dirt road to Last Chance Marsh and the poor dirt road that goes south along Lake Almanor to the causeway of Highway 36, about 3/4 mile northeast of Chester. 1371 Comment
  JEPS104613  Juncus ensifolius Lowell Ahart 2003-7-18 10422 Plumas On sides of a drainage in a meadow, on n side of the road, ca 1/4 mi w of Lumpkin Ridge Rd, ca 1 1/2 mi se of Tamarack Flat, ca 1 1/2 mi (air) nw of Little Grass Valley Reservoir dam, ca 4 1/2 mi (air) nw of La Porte. 1709 Comment
  RSA286271  Juncus ensifolius Robert F. Thorne 1974-7-30 45009 Plumas Plumas National Forest: Butterfly Valley Botanical Area. 1158 Comment
  RSA59111  Juncus ensifolius E. K. Balls 1950-8-30 15515 Plumas Trail to Snake Lake, near Feather River Experiment Station, 4 miles north of Quincy. 1067 Comment
  CDA19268  Juncus hemiendytus G. D. Barbe, T. C. Fuller 1982-6-17 3842 Plumas Plumas National Forest; East shore Frenchman Lake at the parking lot; Crystal Fishing Access. 1706 Comment
  CHSC115846  Juncus howellii Lowell Ahart; John Dittes, Josephine Guardino, Steve Green 2015-7-31 20427 Plumas Colony along the edge of Forest Service Road 29N18, near Blue Lake Trailhead and South Arm Rice Creek, 3.11 air-miles northeast of Morgan Mt., 3.54 air-miles west-southwest of Sifford Mt., 6.59 air-miles south-southeast of Lassen Peak. 1813 Comment
  RSA755215  Juncus howellii L. Ahart, John Dittes 2009-8-28 16355 Plumas N side of Forest Service Road 27N98, headwater of Clear Creek, about 2 air miles N of Butt Valley Reservoir Dam, about 3 air miles SW of Lake Almanor Reservoir Dam. 1477 Comment
  JEPS113844  Juncus laccatus Lowell Ahart, John Dittes, Josephine Guardino 2007-8-10 14459 Plumas About 20 yards south of Beckwourth Gensee Road, there is a small quarry east of a poor road, the meadow and stream, about 2 miles (air) north of the north end of Lake Davis 1761 Comment
  JEPS113757  Juncus luciensis Lowell Ahart, John Dittes 2007-6-16 14097 Plumas Graded road gutter, east of the small stream, on the south side of County Road 111 (Beckwourth Genesee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis 1647 Comment
  CHSC100378  Juncus macrandrus Lowell Ahart 2008-8-14 15213 Plumas Meadow (swamp, bog), about 100 yards north of the paved road, about 1/4 mile west of the bridge where the South Fork of the Feather River flows into Little Grass Valley Reservoir, about 41/2 miles (air) north of La Porte. 1597 Comment
  CHSC24253  Juncus macrandrus K. R. Stern 1975-7-23 Plumas W side of Lake Almanor. Comment
  SEINET10472453  Juncus macrandrus Mary Susan Taylor 1982-7-8 Taylor 4798 Plumas T23N R14E nw/se sec 27. Portola quad. S side of Feather River, ca. 1 mi sw of Beckwourth, on Ramelli Ranch, ca. 1/4 mi e of Calpine Rd (109). 4880 ft. 1487 Comment
  CHSC94980  Juncus nevadensis Lowell Ahart 2006-10-8 13420 Plumas On the east bank of Chips Creek, southeast of the bridge on Highway 70, on the north side of the North Fork of the Feather River, about 1 1/4 miles southwest of Belden. 715 Comment
  JEPS104589  Juncus nevadensis Lowell Ahart 2003-7-18 10421 Plumas On sides of a drainage in a meadow, on n side of road, ca 1/4 mile w of Lumpkin Ridge Road, ca 1 1/2 miles se of Tamarack Flat, ca 1 1/2 miles (air) nw of Little Grass Valley Reservoir dam, ca 4 1/2 miles (air) northwest of La Porte. 1709 Comment
  RSA716694  Juncus nevadensis L. Ahart, John Dittes 2005-9-20 12428 Plumas On the west shore of Mud Lake, about 1/2 mile northeast of Eisenheimer Peak, about 3/4 mile south of Wilcox Valley. 2030 Comment
  SD50946  Juncus nevadensis Darley F. Howe 1964-7-29 3896 Plumas Near Gold Lake, Plumas National Forest. 1981 Comment
  CHSC73860  Juncus orthophyllus B. Castro; L. P. Janeway 1998-8-29 831 Plumas Fowler Lake Proposed SIA. Ca 2 air mi N of Little Grass Valley Reservoir, at E edge of Fowler Lake. 1661 Comment
  CHSC92197  Juncus orthophyllus Lowell Ahart; John Dittes 2005-9-19 12418 Plumas Along the west side of a good dirt road, about 1 1/4 miles southeast of Kettle Rock, about 1 1/4 miles southeast of Taylor Lake. 1998 Comment
  CHSC21723  Juncus parryi F. T. Griggs; A. Pass 1975-7-23 251 Plumas Cape Lake. Comment
  JEPS118396  Juncus parryi Lowell Ahart 2011-9-20 17690 Plumas Moist open area around a primitive campsite, on the south side of the poor dirt road on the north side of Pilot Peak, about 9 miles (air) northeast of La Porte 2072 Comment
  JEPS115878  Juncus tenuis Lowell Ahart, John Dittes 2009-9-7 16390 -C Plumas Below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam 1591 Comment
  CAS-BOT-BC58898  Kalmia microphylla subsp. microphylla J. H. Hatton; Cayot 1914-9-12 19213 Plumas Long Lake 2072 Comment
  CAS-BOT-BC58900  Kalmia microphylla subsp. microphylla John H. Hatton 1914-9-10 103 Plumas Vicinity of Mt. Elwell 2225 Comment
  CHSC45599  Kalmia polifolia Lynn J. Gillespie 1982-5-23 Plumas Ca. 3.5 miles northeast of Spanish Ranch, ca. 100 miles north of Snake Lake. 1219 Comment
  CDA34172  Keckiella lemmonii L. Ahart, J. Dittes 2009-7-15 16099 Plumas On the west side of Forest Service Road 26N22, about 2.3 miles (air) southeast of Butte Valley Reservoir Dam. Comment
  CHSC42035  Keckiella lemmonii Lowell Ahart 1986-7-25 5375 Plumas Along Cleghorn Bar Road, about 1 1/2 miles west of Finger Board, about 4 miles north-west of Pilot Peak. 1828 Comment
  CHSC59144  Keckiella lemmonii Vernon H. Oswald; Lowell Ahart, Loren Gehrung, Linnea Hanson, Tyleas 1992-8-20 5173 Plumas Forest Rd. 23N10 between the junction of 22N19 and Hopkins Creek, ca. 2.25 mi (air)ESE of Pilot Pk., ca. 9 mi (air) NE of La Porte. 1706 Comment
  CHSC113640  Kelloggia galioides Lowell Ahart 2014-8-31 19818 Plumas About 200 yards southwest of the foot bridge across Black Rock Creek, about 200 yards southwest of the Black Rock, Little Grass Valley Reservoir, about 4 1/2 miles (air) northwest of La Porte. 1536 Comment
  CHSC40932  Kelloggia galioides K. R. Stern 1985-6-25 8281 Plumas Vicinity of Blairsden. 1402 Comment
  UC586934  Kelloggia galioides Joseph Andorfer Ewan 1934-6-25 8215 Plumas above Blairsden (Denton) (Gold Lake Road); Sierra Nevada 1524 Comment
  SEINET12326100  Kelloggia galioides W. Knight, Knight, I. 1983-1 4903 Plumas on road from Chester to Drakesbad near North Fork of Feather River Comment
  CAS-BOT-BC340345  Kyhosia bolanderi John Thomas Howell 1926-7-31 2172 Plumas Near Prattville 1463 Comment
  CHSC43253  Kyhosia bolanderi Lowell Ahart 1987-10-16 5915 Plumas Meadow, near the dirt road, near Buckhorn Creek, about 4 miles south-west of Bucks Lake. 1676 Comment
  JEPS7375  Kyhosia bolanderi W. L. Jepson 1929-7-29 19283 Plumas between Fales Hill and Chaparral Hill; Spanish Creek headwaters 1584 Comment
  CHSC91307  Lasthenia glabrata subsp. glabrata Lowell Ahart; John Dittes 2005-6-1 11843 Plumas On the bottom and sides of deep drain ditches, on both sides of Highway 70, east of the Plumas County Airport, about 3 miles east of Beckwourth. 1412 Comment
  CHSC53153  Lathyrus brownii L. P. Janeway 1989-6-22 3365 Plumas Plumas National Forest. Slopes between Crocker Mtn and Crocker Mdw, along rd 24N49Y. 1804 Comment
  UC170918  Lathyrus jepsonii var. californicus H. M. Hall 1912-6-30 9302 Plumas Wapanse Creek Sierra Nevada Mountains 1188 Comment
  CAS-BOT-BC205059  Lathyrus sulphureus A. A. Heller; P. B. Kennedy 1907-7-12 8826 Plumas Between Taylorville and Crescent Mills Comment
  CHSC36218  Lathyrus sulphureus M. S. Taylor 1982-6-2 4599 Plumas Along 23N11, on loop through Cogswell Ravine, 3.2 mi ne of Jackson Creek Campground, ca. 5 air mi n of Mohawk. 1737 Comment
  CHSC91698  Lathyrus sulphureus G. F. Hrusa; S. Gamairi, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16288 Plumas Northern Sierra Nevada. Butterfly Valley Botanical Area: outside of bog. 1158 Comment
  RSA64945  Lathyrus sulphureus C. L. Hitchcock 1950-5-28 19229 Plumas 5 mi les SW of Greenville on road to Quincy. Comment
  SEINET6658652  Lathyrus sulphureus Lewis S. Rose 1967-6-12 67116 Plumas Butterfly Valley, ca 3 mi west of Keddie.; 0 1219 Comment
  CAS-BOT-BC321053  Layia glandulosa Alice Eastwood 1918-5-25 6991 Plumas Portola Comment
  UC1120991  Ledum glandulosum F. W. Embree 1934-6-6 63 Plumas Plumas National Forest, Three Lakes Three Lakes; Plumas National Forest, Three Lakes 1889 Comment
  CAS-BOT-BC534383  Lemna gibba Fred Sommers 1976-8-12 205 Plumas Sierra Valley along Marble Lane 1487 Comment
  SEINET11573569  Lemna minor M. J. Williams, J. T. Howell, W. Follette 1977-8-11 77- 68 -2 Plumas Last Chance Creek, below Frenchman Lake 1676 Comment
  JEPS106225  Lemna trisulca Lowell Ahart, John Dittes, Josephine Guardino, Robert Schlising 2004-6-14 11067 Plumas In a very small stream, in a large meadow, on the south side of the dirt road (Forest 24N10), about 1/4 mile west of Cow Creek, west of Lake Davis, about 9 1/4 miles northeast of Slote 1796 Comment
  CAS-BOT-BC88777  Lepidium appelianum F. H. Surber 1972-8-1 s.n. Plumas Abandoned mill site, approximately 2 miles east of Portola. Comment
  CHSC20810  Lepidium campestre K. R. Stern 1975-7-24 5847 Plumas E shore of Lake Almanor. 1371 Comment
  JEPS113561  Lepidium campestre Lowell Ahart, John Dittes 2007-6-17 14161 Plumas High west bank of Red Clover Creek, about 30 yards east of County Road 111 (Beckwourth Gensee Road), about 1/4 mile east of bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis 1654 Comment
  CAS-BOT-BC89705  Lepidium latifolium Lowell Ahart 1986-7-25 5381 Plumas Along Cleghorn Bar Road, a littel east of Sawpit Flat, about 1.25 mile southwest of Finger Board. 1828 Comment
  CHSC84514  Lepidium virginicum var. pubescens John Dittes; Lowell Ahart 2003-8-8 2003 -94 Plumas Northern High Sierra Nevada; northern Sierra Valley, ca. 6.3 air-mile southeast of Portola, ca. 4.3 air-mile south by southeast of Beckwourth, ca. 0.2 air-mile east of Beckwourth-Calpine Road (A23), at edge of Dyson Lane. 1487 Comment
  RSA7873  Lepidium virginicum var. pubescens H. A. Barker 1927-7-1 754 Plumas Blairsden 1372 Comment
  CAS-BOT-BC342086  Leucanthemum vulgare John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1969-6-24 2451 Plumas Butterfly Botanical Area and Vicinity. Vicinity of mouth of Butterfly Creek 883 Comment
  CAS-BOT-BC342090  Leucanthemum vulgare Gladys L. Smith 1976-6-5 4541 Plumas About Quincy and north to Childs Meadows & Mineral 640 Comment
  CAS-BOT-BC205707  Leucocrinum montanum James R. Shevock 1985-5-19 11173 Plumas Northern Sierra Nevada. Plumas National Forest, along forest road 26N70 at Red Clover Valley, and 3.3 miles south of junction with road 28N01 1800 Comment
  CAS-BOT-BC508372  Leucocrinum montanum Alice Eastwood 1918-5-25 6982 Plumas Portola Comment
  RSA101392  Leucophysalis nana R. Weatherby 1955-7-21 1652 Plumas Ridge between Bottle Springs and Bear Creek, Middle Fork Feather River. 1768 Comment
  CAS-BOT-BC59620  Leucothoe davisiae Anna Head 1921-7-24 s.n. Plumas Small valley on trail to Long L. Feather River Region. Comment
  CHSC101914  Leucothoe davisiae Lowell Ahart; John Dittes 2009-7-14 16073 Plumas North of Forest Service Road 26N92, about 1.9 miles (air) southeast of Seneca, about 6 miles (air) south of Lake Almanor Reservoir Dam. 1677 Comment
  CHSC96366  Lewisia cantelovii George Hartwell 2006-9-21 Plumas Northern High Sierra Nevada. Plumas National Fore ... Field redacted by CHSC, contact the data manager for more information Comment
  RSA62071  Lewisia cantelovii G. B. Youngs 1943-6-3 s.n. Plumas 2.5 miles up Feather River Canyon form Belden. 915 Comment
  CAS-BOT-BC444173  Lewisia nevadensis Lowell Ahart 1983-8-17 4323 Plumas Near Onion Valley, near the Quincy La Porte Road, west of Pilot Pk., north-east of La Porte 2000 Comment
  JEPS127330  Lewisia nevadensis Lowell Ahart 2016-6-29 21055 Plumas About 1/2 mile southeast o Table Mountain, about 1 1/2 miles (air) northwest of Tamarack Flat, about 3 1/2 miles (air) northwest of Little Grass Valley Reservoir Dam. Comment
  SEINET5336487  Lewisia rediviva D. Neal 1960-5-7 R- 32 Plumas E of Hwy 395, ca. 10 mi S of Doyle Moist Swale. 1463 Comment
  JEPS87757  Lewisia triphylla Lowell Ahart 1994-6-15 7324 Plumas w side of logging road near intersection of Lumpkin Ridge Road and road to Tamarack Flat (about 1 air mi w of Little Grass Valley Reservoir) 1767 Comment
  CAS-BOT-BC283805  Leymus cinereus John Thomas Howell 1955-7-19 30796 Plumas Vinton 1505 Comment
  CAS-BOT-BC509330  Lilium kelleyanum Alice Eastwood 1930-6-1 14565 Plumas United States Forest Reserve, Forest Lodge, Greenville Comment
  CAS-BOT-BC509339  Lilium kelleyanum Mrs. E. C. Sutliffe 1920-9-1 s.n. Plumas Salmon Lake Comment
  CAS-BOT-BC509340  Lilium kelleyanum Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region Comment
  CAS-BOT-BC509344  Lilium kelleyanum Anna Head 1920-7-16 s.n. Plumas Near Green Lake 1920 Comment
  CAS-BOT-BC509349  Lilium kelleyanum M. S. Taylor 1981-7-17 4048 Plumas Lakes Basin, Long Lake Trail, ca. 1/10 mi w of trailhead, ca. 6 air mi so of Mohawk 1920 Comment
  SEINET9634336 Image available Lilium pardalinum D. W. McNeal 1991-7-24 3842 Plumas Beside the road to the Long Lake-Mount Elwell trailhead in Lakes Basin campground; Plumas National Forest. Comment
  CHSC44096  Lilium washingtonianum Lowell Ahart 1976-7-16 1179 Plumas Along the edge of the dirt road, about 5 miles north-west of Little Grass Valley Reservoir. 1828 Comment
  LA22092  Lilium washingtonianum C. W. Hollis; June 1730 1928 sn Plumas Mt. Lassen National Forest, Drakesbad Comment
  POM86186  Limnanthes alba Mary E. P. Ames 1891-05 s.n. Plumas Auburn. Taylorsville, Indian Valley. Comment
  CAS-BOT-BC246070  Limosella aquatica Lowell Ahart 1985-9-26 5171 Plumas Little Grass Valley Reservoir, where Black Rock Creek flows into the lake, about 4 miles north-west of La Porte 1584 Comment
  CHSC59819  Limosella aquatica L. P. Janeway 1992-9-16 4312 Plumas Plumas National Forest. Sandy edge of Middle Fork Feather River 1.5 mi west of Beckwourth. 1481 Comment
  CAS-BOT-BC246068  Limosella aquatica John Thomas Howell 1926-7-24 2111 Plumas Strand of Lake Almanor near Prattville 1371 Comment
  UC485788  Linanthus ciliatus H. F. Copeland 1932-8-24 Plumas Drakesbad 1828 Comment
  CHSC36333  Linanthus pungens M. S. Taylor 1982-6-28 4765 Plumas Ramelli Ranch, s of Hwy 70, ca. 1 mi w of Beckwourth. 1487 Comment
  CHSC99198  Linaria vulgaris John Dittes 2005-9-30 1296 Plumas Northern High Sierra Nevada Range; 8.3 air-miles S of diamond Mt., 4.6 air-miles WxNW of Antelope Lake Dam, 2.7 air-miles NE of Taylor Lake; ca. 0.5 air-mile east of intersection of FS Routes 27N090 and 27N56; Moist meadow just west of northern tributary drainage of Hungry Creek. 1944 Comment
  CAS-BOT-BC435471  Lithophragma glabrum Mrs. Austin s.n. Plumas Unspecified Comment
  CAS-BOT-BC443342  Lithophragma parviflorum Alice Eastwood 1927-6-27 14902 Plumas In woods, on road from Chilcott Comment
  SJSU15152  Lithophragma tenellum N. A. Hopkins 1993-5-26 1721 Plumas Dyson Lane, NE Sierra Valley Comment
  RSA141303  Lithospermum californicum June McCaskill 1954-5-31 322 Plumas State Highway 89, ca. 2.6 miles north of Greenville. Comment
  UCD119498  Lithospermum californicum June McCaskill 1954-5-31 322 Plumas ca. 100 yards west of roadside, State Highway 89, ca. 2.6 miles north of Greenville. Comment
  SEINET6225253  Lomatium macrocarpum L. S. Rose 1967-1 67154 Plumas Butterfly Valley, 3 mi W of Keddie. Comment
  CHSC42313  Lomatium nevadense Oberholtzer 1986-3-26 Plumas Belden. 762 Comment
  UCD97456  Lomatium nevadense Albert Grigarick 2010-5-11 244 Plumas Sierra Valley. 10 mi N of Sattley on Westside Rd. Turn right (east) on Marble Hot Springs Rd. (Dyson Ln in Google Maps) for 0.5 mi. 1483 Comment
  SEINET11121415  Lomatium piperi S. L. Sedillos 1976-3-21 s.n. Plumas Portola, vacant lot on Green Street. 1524 Comment
  UC1730233  Lomatium plummerae L. P. Janeway and Glenn Clifton 1998-7-8 5725 Plumas 1.5 mi SW of Diamond Mountain (at junction of Diamond Mountain Motorway (Road 28N15) and unnamed road to small pond on a saddle on the crest) 2115 Comment
  UC1730236  Lomatium plummerae L. P. Janeway 1998-6-2 5623 Plumas Squaw Valley; northeast side of Road 28N01 0.6 mi northwest of Road 26N70(''Four Corners''). 1705 Comment
  CHSC21691  Lonicera conjugialis D. Brink; L. Mayer 1975-7-8 Plumas Bucks Lake Floristic Survey Comment
  CHSC63452  Lonicera conjugialis Lowell Ahart 1994-7-20 7481 Plumas North of the Pacific Crest Trail, on the north side of Bunker Hill Ridge, about 1/2 mile north-west of Mount Etna. 1981 Comment
  CAS-BOT-BC240671  Lonicera interrupta Mary Strong Clemens 1920-6-29 s.n. Plumas Quincy Comment
  SEINET10451955  Lotus argophyllus var. fremontii Mary Susan Taylor 1981-6-19 Taylor 3955 Plumas T23N R5E nw sec 12. Pulga quad. On granite at S mouth of Elephant Butte tunnel, at mouth of Grizzly Creek to North Fork Feather River on Hwy 70, ca. 6 mi NE of Pulga. Open & dry, large granite outcrop; 1800 ft elev. 549 Comment
  UC942950  Lotus argophyllus var. fremontii Lewis S. Rose 1951-6-29 51078 Plumas Rock Creek; North Fork of Feather River 550 Comment
  CDA14699  Lotus corniculatus G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-24 3187 Plumas Mt. Hough-Crystal Lake Road at junction of Howells Road to Tollgate Creek, 2.5 miles northeast of Quincy Junction. 1280 Comment
  CHSC101918  Lotus corniculatus Lowell Ahart; John Dittes 2009-7-14 16077 Plumas Scraped clearing on the east side of Forest Service Road 26N22 and Forest Service Road 26N221, about 2.6 miles (air) southeast of Seneca, about 6 1/2 miles (air) south of Lake Almanor Reservoir Dam. 1607 Comment
  RSA755329  Lotus crassifolius var. crassifolius L. Ahart 2009-7-13 16044 Plumas On the side of Forest Service Road 27N98, headwater of Clear Creek, about 2.0 air miles north of Butt Valley Reservoir Dam, about 3 air miles southwest of Lake Almanor Reservoir dam. 1477 Comment
  UC1129071  Lotus grandiflorus var. grandiflorus F. W. Embree 1934-6-6 70 Plumas s slope Bucks Mtn.; Plumas National Forest, Bidwell Bar Quad. 1524 Comment
  RSA443120  Lotus incanus L. Ahart, P. Ahart 1985-7-1 5095 Plumas About 1/2 mile east of Cement Creek, about 1/2 mile north of Onion Valley Creek, about 4 miles northwest of Pilot Park. 1829 Comment
  RSA189433  Lotus micranthus L. S. Rose 1967-5-8 67073 Plumas Rodgers Flat, North Fork, Feather River. 610 Comment
  SEINET12163677  Lotus nevadensis W. Knight, Kinght, I. 1983-1 4922 Plumas 6miN of Chester on rd to Drakesbad on North Fork of Feather R 1463 Comment
  SEINET10452005  Lotus purshianus Mary Susan Taylor 1974-7-3 Taylor 298 Plumas Butterfly Valley Botanical Area, ca. 10 mi NW of Quincy on Hwy 70. Associates: Drosera rotundifolia, Darlingtonia californica. 1219 Comment
  SEINET3696859 Image available Lotus purshianus A. A. Heller 1938-7-2 15243 Plumas Feather River Highway near Gray's Flat 869 Comment
  JEPS102827  Lotus purshianus var. purshianus Lowell Ahart 2001-8-29 9261 Plumas On the bottom of Little Last Chance Creek, on the strand of Frenchman Lake. 1700 Comment
  JEPS115118  Lotus purshianus var. purshianus Lowell Ahart, John Dittes, Josephine Guardino 2009-7-29 16235 Plumas On dry to damp bare soil, below the high water line of Lake Almanor, 1,849 feet northwest of Lake Almanor Dam 1591 Comment
  CHSC66694  Ludwigia palustris Vernon H. Oswald; Linnea Hanson 1996-7-30 8100 Plumas Butterfly Valley Botanic Area NW of Quincy on Forest Rd. 25N47 ca. 0.3 mi S of its junction with Forest Rt. 417. Near the dam at the pond. 1188 Comment
  RSA239225  Ludwigia palustris var. pacifica Robert F. Thorne, L. DeBuhr, C. W. Tilforth 1972-9-20 42319 Plumas Plumas National Forest: Snake Lake ca. 4 miles NW of Quincy. 1220 Comment
  JEPS85670  Lupinus John Thomas Howell 1926-7-30 2154 Plumas Prattville 1310 Comment
  UC726772  Lupinus A. A. Heller 1938-6-14 15161 Plumas on the Feather River Highway near Gray's Flat; near Gray's Flat on the Feather River Highway 868 Comment
  SD254614  Lupinus adsurgens Daisie Huang 2006-8-11 6081106 Plumas Quincy-La Porte Rd. 1257 Comment
  RSA430408  Lupinus albicaulis subsp. wolfianus M. L. Conrad, LeDoux, Kenney 1973-6-5 7050 Plumas Plumas National Forest of Hwy. 70. 1067 Comment
  SEINET5766881 Image available Lupinus albicaulis var. shastensis A. A. Heller, P. B. Kennedy 1907-1 8739 Plumas Red Clover valley Comment
  CHSC81372  Lupinus albifrons var. albifrons L. P. Janeway 1996-5-13 4971 Plumas Northern High Sierra Nevada. Soda Creek, along Road 25N22 0.3 mi northwest of Hwy 70 and East Branch North Fork Feather River, at first creek crossing. 902 Comment
  OBI42705  Lupinus andersonii Donald Myrick 1964-7-22 904 Plumas On Drakesbad-Mineral rd 1524 Comment
  SEINET5327646  Lupinus andersonii A. A. Heller, P. B. Kennedy 1907-7-3 8739 Plumas Hills above Red Clover valley. Comment
  CHSC52418  Lupinus angustiflorus L. P. Janeway 1990-7-12 3795 B Plumas Plumas National Forest. Along top of Eureka Ridge ca 0.5 mi south of the head of Bear Cr. 2103 Comment
  JEPS85917  Lupinus angustiflorus L. P. Janeway 1990-7-12 3795 C Plumas along top of Eureka Ridge ca 0.5 mi s of the head, Beckwourth Ranger District Bear Creek; Plumas National Forest, Johnsville Quad., Bear Creek 2103 Comment
  CHSC48523  Lupinus apertus Vernon Oswald 1988-9-4 3696 Plumas Pacific Crest Trail ca. 1.5 mi (air) nw of Humbug Summit. 2164 Comment
  JEPS15480  Lupinus arbustus Joseph and Hilda Grinnell 1938-6-11 1097 a Plumas Mohawk 1371 Comment
  NY736672  Lupinus arbustus J. G. Lemmon 05 1879 s.n. Plumas Comment
  UC501350  Lupinus arbustus H. E. and S. T. Parks June, 1928 240 Plumas Drakesbad Comment
  SEINET10452028  Lupinus arbustus subsp. silvicola Mary Susan Taylor 1982-6-16 Taylor 4686 Plumas T23N R10E se/sw sec 8. Quincy quad. Both sides of 24N13, ca. 0.5 mi n of spur rd to Little Volcano, ca. 4 air mi se of Quincy. Alt. 5500 ft. 1676 Comment
  UC174571  Lupinus argenteus A. A. Heller with P. B. Kennedy 1907-7-3 8740 Plumas Hills above Red Clover Valley. Comment
  CHSC37694  Lupinus argenteus var. heteranthus M. S. Taylor 1982-6-10 4620 Plumas Aground grassy granite knoll, sw of 23N72, ca. 1 mi w of Table Rock, ca. 3 air mi ne of Beckwourth. 1554 Comment
  CHSC41198  Lupinus argenteus var. meionanthus J. D. Jokerst 1984-7-10 2087 Plumas In rocky spur ridge that descends down into the canyon of Indian Creek just south of Rattlesnake Ravine, between creek and Indian Cr. Road at E end of Genesee Valley. 1234 Comment
  SEINET7062841 Image available Lupinus bicolor A. G. Vestal 1947-3-28 s.n. Plumas Warner Valley South West. UTM 10, 643001mE, 4468076mN.(WGS84/NAD83). 1521 Comment
  RSA109813  Lupinus breweri var. breweri E. K. Balls, Lee W. Lenz, B. K. Balls 1956-6-20 21845 Plumas 5 mi. se. of Graeagle along Staate Hwy. 89, Quincy to Sierraville. 1433 Comment
  SEINET10937072  Lupinus confertus Charles Piper Smith 1921-7-17 Smith 3438 Plumas Stamplei - indian valley low lands. Comment
  CAS-BOT-BC215127  Lupinus dalesiae Elmer I. Applegate 1934-5-3 8907 Plumas 6 miles NW of Quincy Comment
  CAS-BOT-BC215354  Lupinus dalesiae M. S. Taylor 1982-5-25 4527 Plumas 1 mile NE of Sloat, 2.6 miles W of Cromberg, W side of 509A, ca. 50 feet S of itsjct with Highway 70 1310 Comment
  CAS-BOT-BC215359  Lupinus dalesiae M. S. Taylor 1982-6-24 4752 Plumas Roadbank, N side of ridge at entrance to Gansner Park from Highway 70, Quincy 1066 Comment
  CAS-BOT-BC215377  Lupinus dalesiae M. S. Taylor 1982-6-17 4691 Plumas Both sides of 23N44Y, 1.3 miles W of its junction with 23N50Y, ca. 2 air miles SW of SLoat 1493 Comment
  CAS-BOT-BC215411  Lupinus dalesiae Lowell Ahart 1983-7-14 4193 Plumas S Fork of the Feather River, S of the Feather Fork Mine, about 1.5 miles NE of Little Grass Valley Res., about 5.5 miles N of La Porte 1750 Comment
  CHSC35907  Lupinus dalesiae M. S. Taylor 1982-6-24 4752 Plumas N side of ridge at entrance to Gansner Park from Hwy 70, Quincy. 1066 Comment
  CHSC35911  Lupinus dalesiae M. S. Taylor 1982-6-16 4688 Plumas W side of 24N13, 0.5 mi s of its jct with Quincy-LaPorte Rd, ca. 4 air mi se of Quincy. 1645 Comment
  CHSC36203  Lupinus dalesiae M. S. Taylor 1982-5-25 4528 Plumas W side of Peoria Creek Rd (23N10), 2.1 - 2.2 mi w of its jct with Poplar Creek near Sloat. 1341 Comment
  HSC93578  Lupinus dalesiae G. Fred Hrusa 1996-7-21 13382 Plumas Above Little Long Valley Creek, NW base of Lava Pk. 1600 Comment
  JEPS109831  Lupinus dalesiae Dean W. Taylor 2005-5-26 19326 Plumas Feather River Canyon, Forest Road 24N26 along the ridge dividing Yellow Creek from North Fork Feather River 1453 Comment
  RSA31844  Lupinus dalesiae A. A. Heller 1941-5-22 s.n. Plumas Just north of Spanish Creek, outside of Quincy. (the type was collected about 5 miles west of this station) Comment
  SEINET8584753  Lupinus dalesiae W. Harnach 2004-4-11 1156 Plumas Quincy, CA; end of Forest Knoll Road at the top of the hill 1061 Comment
  UC1502137  Lupinus dalesiae M. S. Taylor 1982-6-3 4605 Plumas s side of Poplar Creek Rd (23N08) ca 1 mi s Sloat (0.1 mi e of bridge); Johnsville Quad., s of Sloat 1280 Comment
  UC1552820  Lupinus dalesiae Frederica Bowcutt 1985-5-16 524 Plumas Plumas National Forest Comment
  UC82008  Lupinus dalesiae Brandegee Jul 1896 815 Plumas hills e Quincy (Quincy); hills e Quincy Comment
  SEINET10485197  Lupinus dalesiae Mary Susan Taylor 1982-7-17 Taylor 4694 Plumas T23n r11e sw1/4sw1/4 sec 18. Blue nose mt quad. Open bare roadcut, mixed Evergreen forest, s side of 23n44y, 0.8 mi. Se of its jct with peoria creek Rd (23n10), ca 3 air mi. Sw of sloat. With rosa pinetorum and apocynum Pumilum. 1707 Comment
  SEINET10906998  Lupinus dalesiae Mary Susan Taylor 1982-6-2 Taylor 4595 Plumas 5500 ft. T23N R12E ne/sw sec 17. S side of 23N11, 0.5 mi e of its jct with 23N48, ca. 5 air mi n of Mohawk. 1676 Comment
  JEPS106020  Lupinus grayi Lowell Ahart, John Dittes, Josephine Guardino 2004-5-24 10957 Plumas Along the margins of an old logging road, about 400 yards south of a good dirt forest road, about 1/8 mile north of the railroad, Greenhorn Creek, and Highway 70, about 3/4 mile west of Squirrel Creek, about 7 miles (air) southeast of Quincy 1251 Comment
  RSA232880  Lupinus grayi L. S. Rose 1968-6-11 68100 Plumas Butterfly Creek, 2 miles south of Keddie. 1037 Comment
  SEINET10483999  Lupinus grayi Mary Susan Taylor 1982-6-2 Taylor 4603 Plumas W side of Poplar Creek Rd (23N08), jct s of bridge over Poplar Creek, 1 mi s of Sloat. 4200 ft. 1280 Comment
  SEINET7716854  Lupinus grayi Unknown Plumas American Valley Comment
  SEINET8042237  Lupinus grayi A. A. Heller, P. B. Kennedy 1907-7-13 8832 Plumas Between Taylorville and Little Grizzly Creek Comment
  SEINET10937107  Lupinus latifolius J. D. Detzer, M. Sacks 1977-7-14 Detzer 22 Plumas Corolla blue to purple and white. Plants ca 11 dm tall. Abundant on dry Gravelly soil in open area at edge of montane coniferous forest, ca 3.5 km ne Of squaw pk., On e bank of unimproved usfs road. Sec 1, t25n, r14e. 1973 Comment
  CHSC80831  Lupinus lepidus var. confertus Lowell Ahart; Vernon H. Oswald 2001-7-11 8886 Plumas On the south side of Highway 89, west of the spillway on the dam at Lake Almanor. 1374 Comment
  UC149942  Lupinus lepidus var. confertus Katharine Brandegee July 1911 Plumas Portola Comment
  CHSC37516  Lupinus lepidus var. lobbii M. S. Taylor 1982-6-1 4578 Plumas Openings on n side of spur rd (27N39), off 26N18, Long Valley Mine area, ca. 4 air mi w of Greeneville. 1524 Comment
  CHSC43667  Lupinus lepidus var. lobbii Vernon Oswald 1984-6-19 1292 Plumas Paynes Creek Rd. between Wilson Lake and Chester, 8.8 mi n-e of Hwy 36. 1584 Comment
  UC1129517  Lupinus lepidus var. sellulus E. Sawyer 1935-6-21 132 Plumas 4 1/2 mi nne Crow; Plumas National Forest, Sierraville Quad. Comment
  RSA715535  Lupinus onustus John Dittes, Josephine Guardino, Eva M Dittes 2005-6-4 1145 Plumas Northern High Sierra Nevada Range; drainage of East Branch Lights Creek, ca. 12.3 air-miles northeast of Taylorsville, ca. 5.7 air-miles southwest of Diamond Mountain, ca. 4.2 air-miles southeast of Indicator Peak., South-facing slope ca. 850 north of confluence of East Branch Lights Creek and Morton Creek, ca. 1232 northeast of junction of FS road 28N03 and county road 213. 1374 Comment
  UC155201  Lupinus onustus Mrs. R. M. Austin 1877-1 Plumas American Valley Comment
  CDA15402  Lupinus polyphyllus var. burkei G. F. Hrusa, T. D. Wilfred 1996-8-23 13530 Plumas Sierra Nevada; Upper Long Valley Creek below confluence with Bull Run Creek. Approx. 1 mi. E of Lava Peak, & 2 mi. NE of Cromwell townsite. Comment
  UC1129725  Lupinus polyphyllus var. burkei A. E. Wieslander 1929-6-18 102 Plumas between Constantia and Doyle; Sierraville Quad. Comment
  CAS-BOT-BC329259  Lupinus sellulus M. S. Taylor 1982-7-14 4831 Plumas Near jct of 27N92 and 26N18 in Long Valley around creek, ca 4 air mi W of Greenville. 1676 Comment
  SEINET10452654  Lupinus sellulus Mary Susan Taylor 1981-8-31 Taylor 4249 Plumas California: T22N R13E ne1/4 of se 1/4 sec 30. Sierra City NE quad. E side of 114, ca. 0.5 mi N of its jct with Hwy 89, ca. 1.5 mi E of Clio. Plumas County. 4700 ft. 1432 Comment
  SBBG32300  Lupinus stiversii L. S. Rose 1968-6-12 Plumas Feather River Cyn, 4 mi W of Belden 609 Comment
  CHSC100347  Luzula cascadensis Lowell Ahart 2008-8-13 15183 Plumas East of La Porte Road, along the sides of East Branch Creek, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte. 1613 Comment
  CHSC108043  Luzula cascadensis L. P. Janeway; B. Castro 2011-10-2 10756 Plumas Northern High Sierra Nevada. North side of Little Grass Valley Reservoir about 5.8 air km north of La Porte; southeast edge of a knoll that trends southward to the lake; about 5-10 m above high water line. 1542 Comment
  CAS-BOT-BC436593  Luzula cascadensis Clare B. Hardham 1970-8-8 17703 F Plumas Road to Thompson Peak Lookout 2133 Comment
  CAS-BOT-BC436678  Luzula comosa var. laxa Lowell Ahart 1982-7-30 3736 Plumas 2 miles N of Ohio Ravine, about 3 miles N of the Hardquartz Mine, about 4 miles S of Bucks Lake 1700 Comment
  CAS-BOT-BC436682  Luzula comosa var. laxa L. S. Smith 1927-8-10 2179 Plumas Tahoe National Forest. Gold Lake country. Along road to Gold Valley. 2286 Comment
  CHSC63704  Lycopus uniflorus Vernon H. Oswald 1994-9-6 6474 Plumas Last Chance Marsh near the head of the meadow on the N side of the Hwy. 36 Causeway at Lake Almanor. 1373 Comment
  CHSC113934  Lythrum portula Lowell Ahart 2014-8-20 19715 Plumas Near springs on the east edge of Lake Almanor, about 200 yards north of the causeway across Lake Almanor, about 1-1/4 miles east of Chester. 1386 Comment
  JEPS102515  Lythrum portula Lowell Ahart 2001-9-18 9284 Plumas Near the edge of Freeman Creek, on the strand of Lake Davis. 1761 Comment
  RSA122561  Machaeranthera canescens var. canescens C. W. Hanks 1934-8-30 61 Plumas Ridge top 3/4 mile south of Bald Peak; Plumas National Forest 1677 Comment
  CAS-BOT-BC343798  Madia elegans Alice Eastwood 1927-6-17 14660 Plumas United States Forest Reserve. Long Valley Comment
  UC89395  Madia elegans Mrs. R. M. Austin 1882-7-24 Plumas Big Meadows Comment
  UC1035986  Madia elegans Helen K. Sharsmith 1955-6-28 4519 Plumas near Indian Valley; N Fork of Feather River Comment
  CAS-BOT-BC344472  Madia exigua John Thomas Howell; Walter Knight; Irja Knight; Gordon True 1967-6-12 1985 Plumas Butterfly Botanical Area and Vicinity. Near barn in valley proper 1036 Comment
  CHSC87819  Madia exigua Lowell Ahart; John Dittes, Josephine Guardino 2004-6-6 11012 Plumas Road edge, on the north side of the logging road, about 3 3/4 miles (air) south of Lower Taylor Rock, about 7 1/2 miles (air) northeast of Quincy. 1357 Comment
  CHSC34912  Madia glomerata M. S. Taylor 1981-7-11 4067 Plumas SW side of Lake Almanor, in meadow between campground and rd to Almanor, ca. 1 mi sw of Prattville, ca. 3/4 mi e of Hwy 89. 1371 Comment
  JEPS114382  Madia glomerata Lowell Ahart 2008-9-10 15382 Plumas On the sides of Onion Valley Creek, in the northeast part of Onion Valley, about 3/4 mile northwest of Pilot Peak, about 1/2 mile east of the Quincy La Porte Road, about 9 1/2 miles (air) northeast of La Porte 1916 Comment
  JEPS127585  Madia glomerata L. P. Janeway 2015-7-29 11807 Plumas Northern High Sierra Nevada. Plumas National Forest; Sawpit Flat, along the road to Cleghorn Bar 2.5 road-km northwest of La Porte-Quince Road; between Bird Creek, Onion Valley Creek, and Finger Board. Onion Valley 7.5' Quad. Comment
  CAS-BOT-BC342845  Madia glomerata Joseph Andorfer Ewan 1934-7-18 8574 Plumas Sierra Nevada of Plumas County. Along MIddle Fork Feather R. at Portola 1676 Comment
  CAS-BOT-BC343285  Madia gracilis John Thomas Howell; Gordon H. True 1967-7-11 43284 Plumas Two miles from Quincy Junction on road to Mt. Hough 1219 Comment
  JEPS114379  Madia gracilis Lowell Ahart 2008-8-13 15166 Plumas Large pile of dirt on the east side of La Porte Road, west of East Branch Creek, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte 1613 Comment
  SEINET6225029  Madia gracilis L. S. Rose 1967-1 67170 Plumas Plumas Co Comment
  UCD23348  Madia gracilis E. W. Jameson 1949-6-17 s.n. Plumas 6 miles north of Keddie. 1371 Comment
  RSA95494  Madia minima L. S. Rose 1954-5-30 54058 Plumas Johnsville 1601 Comment
  CAS-BOT-BC512089  Maianthemum racemosum subsp. amplexicaule Anna Head 1921-7-1 s.n. Plumas Indian Pk.; Feather River Region 2133 Comment
  CAS-BOT-BC512092  Maianthemum racemosum subsp. amplexicaule Thomas H. Kearney 1944-8-14 34 Plumas Near Prattville, Lake Almanor Comment
  SD7175  Maianthemum stellatum Mrs. R. M. Austin 1880-1 Plumas Big Meadows. Comment
  SD7598  Marah fabacea Mrs. R. M. Austin 1879-1 Plumas By meadows. Comment
  RSA85836  Marsilea vestita J. T. Howell 1926-7-30 2159 Plumas Lake Almanor Comment
  JEPS102440  Marsilea vestita subsp. vestita Lowell Ahart 2001-10-8 9320 Plumas Below the high water line of Antelope Lake, at the day camp that is north of Dedication Island, Antelope Lake, about 24 miles (air) NE of Quincy. 1522 Comment
  CDA32017  Medicago lupulina L. Ahart, J. Dittes, J. Guardino 2009-7-29 16233 Plumas Below the high water line of Lake Almanor, 1,849 feet northwest of Lake Almanor Dam. Comment
  CHSC64258  Melica aristata B. Castro; R. Zebell 1989-7-20 329 a Plumas Off the S end of Walker Plains, on S side of the Oro-Quincy Hwy. 1539 Comment
  SEINET10836202  Melica aristata Mary Susan Taylor 1982-7-7 Taylor 4784 Plumas T23N R11E nw/sw sec 26. Johnsville quad. N side of 23N36, just e of its jct with 23N35, s slope of Big Hill, ca. 3 air mi s of Sloat. Mixed Ever- green Forest. 5300 ft. 1615 Comment
  CDA18679  Melica bulbosa G. D. Barbe, T. C. Fuller 1982-6-15 3725 Plumas Sierra Nevada; Red Hill Summit, Plumas National Forest. 1901 Comment
  CHSC33608  Melica bulbosa M. S. Taylor; M. Foster 1981-6-10 3884 Plumas In Red Clover Valley, Overland Inc Ranch, ca. 300 yds se of corral, ca. 3/4 mi n of Genesee-Beckwourth Rd, ca. 11 air mi nw of Beckwourth. 1676 Comment
  UCD86362  Melica bulbosa John Thomas Howell; Gordon H. True 1967-7-11 43332 Plumas Sierra Nevada. Summit ridge of Mt. Hough. 2194 Comment
  CAS-BOT-BC282076  Melica fugax L. P. Janeway; Jannice Cutler 1992-5-26 4204 Plumas About 0.1 mile SW of Lake Davis high water line, 1 mile S of Dan Blough Cove 1767 Comment
  CAS-BOT-BC282088  Melica fugax John Thomas Howell; et al. 1968-6-11 2408 Plumas Butterfly Botanical Botanical Area. Near dam Comment
  CAS-BOT-BC282103  Melica fugax John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54254 Plumas About 2.5 miles SE of Mount Hough on the road to Quincy 1798 Comment
  RSA754960  Melica fugax L. Ahart, John Dittes, Josephine Guardino 2009-6-15 15905 Plumas Road under the pole line, about 200 yards west of the Lake Almanor Dam. 1422 Comment
  CAS-BOT-BC281135  Melica stricta L. W. Swift 1934-5-17 112 Plumas Forest boundary, Doyle Rd, Plumas Forest 1828 Comment
  CHSC63490  Melica stricta Lowell Ahart 1994-7-22 7495 Plumas South of the Pacific Crest Trail, west of the large twin rocks on the north-east side of Mount Etna. 1981 Comment
  CAS-BOT-BC264185  Melica subulata George W. Gillett 1957-7-17 793 Plumas Stream flowing from Little Willow Lake into Willow Lake 1767 Comment
  RSA699247  Melica subulata L. Ahart, John Dittes, Josephine Guardino 2004-6-6 11007 Plumas On the east side of the logging road, about 3 miles (air) south of Lower Taylor Rock, about 7 miles (air) northeast of Quincy. 1345 Comment
  CDA15895  Mentzelia dispersa B. Smith, G. F. Hrusa 1996-7-16 s.n. Plumas Plumas National Forest; about headwaters of Bull Run Creek off USFS 23N12E. Comment
  POM147041  Mentzelia montana Alice Eastwood 1927-05 14875 Plumas On road from Chilcott. United States Forest Reserve. Comment
  CHSC80222  Mentzelia veatchiana L. P. Janeway 1996-6-5 4987 Plumas Northern High Sierra Nevada/Modoc Plateau. Ramelli Ranch; northwest corner of Sierra Valley; 400 ft south of Middle Fork Feather River and 300 ft west of the road to Calpine. 1488 Comment
  CDA11848  Menyanthes trifoliata G. F. Hrusa, E. Sandoval 1993-5-3 11136 Plumas Snake Lake Vicinity; Snake Lake. Comment
  CHSC21831  Menyanthes trifoliata D. Brink; L. Mayer 1975-8-6 Plumas Bucks Lake Forest Service Survey. Comment
  UC1609428  Menyanthes trifoliata Vernon H. Oswald and Lowell Ahart 1993-8-3 5759 Plumas 9 air mi n of Lake Almanor (Hay Meadow at n end of 30N25 on s edge of the Caribou Wilderness); Caribou Wilderness, Hay Meadow 1950 Comment
  RSA59412  Menyanthes trifoliata E. K. Balls 1950-9-8 15713 Plumas stream to west of Lakes Center Public Campground 2043 Comment
  CAS-BOT-BC349354  Microseris nutans Clarence R. Quick 1952-6-29 52 -73 Plumas Summit of road between Belden and Humbug Valley 1486 Comment
  CAS-BOT-BC349350  Microseris nutans Clare B. Hardham 1961-6-16 7494 Plumas Sierra Nevada Mountains. Engelmine-Diamond Peak Road 1828 Comment
  HSC6027  Microseris nutans Jim Vaughn 1956-7-28 Plumas Warner Valley, 17 mi. NW of Chester 1677 Comment
  POM253302  Microsteris gracilis subsp. gracilis A. A. Heller 1938-5-21 15101 Plumas Just north of Chester 1305 Comment
  UC1012468  Mimulus arvensis Francis W. Pennell 1940-6-12 25819 Plumas 1 mi s Beckwourth 1493 Comment
  RSA0014039  Mimulus bolanderi Joan Stewart 2000-06 1031 Plumas Plumas National Forest Comment
  JEPS124030  Mimulus breweri Lowell Ahart 2015-7-4 20278 Plumas About 1/2 mile west of the intersection of Lumpkin Ridge Road and road to Tamarack Flat, about 1 1/2 miles (air) northwest of Little Grass Valley Reservoir Dam. Comment
  RSA59917  Mimulus breweri E. K. Balls 1950-9-15 15830 Plumas North Fork Feather River, 6 miles northwest of Chester. 1402 Comment
  JEPS10254  Mimulus cardinalis Helen-Mar Wheeler 1944-8-23 643 Plumas Cascade Creek Comment
  RSA59739  Mimulus guttatus E. K. Balls 1950-9-14 15802 Plumas 6 miles northwest of Chester, North Fork Feather River. 1402 Comment
  JEPS122101  Mimulus lewisii Lowell Ahart 2014-8-24 19754 Plumas Center of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. Comment
  RSA0114282  Mimulus lewisii B. Castro, L. P. Janeway 2005-9-11 1524 Plumas Ca. 5 air miles N of Bucks Lake and 3.5 miles S of Hwy 70 and the Feather River Canyon, ca 1 air mile SW of Three Lakes. On bend in Pipeline Road just W of Grouse Hollow, 1665 Comment
  SDSU10786  Mimulus lewisii D. F. Howe 1964-7-29 3892 Plumas Gold Lake Lodge, Plumas National Forest. 1981 Comment
  UC567165  Mimulus microphyllus E. Sawyer 1935-7-1 226 Plumas 1/2 mi s Chases; Downieville Quadrangle 1676 Comment
  JEPS95398  Mimulus moniliformis Lowell Ahart 1994-6-15 7333 Plumas E side of a logging road, near the int. of Lumpkin Ridge Road and the road to Tamarack Flat, 1 air mile W of Little Grass Valley Reservoir 1767 Comment
  CHSC11079  Mimulus moschatus Lowell Ahart 1968-6-29 Plumas Two miles east of LaPorte. 914 Comment
  SBBG122896  Mimulus moschatus B. Ertter, G. Schoolcraft 1989-7-3 8633 Plumas near Bear Crk crossing on Lone Rock Rd; Diamond Mtns, ca. 9 air-mi S of Susanville 1767 Comment
  RSA185360  Mimulus nanus var. mephiticus Clare B. Hardham 1961-6-15 7401 Plumas Graeagle. Comment
  RSA535799  Mimulus nanus var. mephiticus David M. Thompson 1986-6-29 562 Plumas Genesee. 1.5 mi S of Flournoy Bridge, along USFS Road 25N42 to Nye Creek. 1159 Comment
  UC149906  Mimulus nanus var. mephiticus Katharine Brandegee 1911-7-30 Plumas Portola Comment
  JEPS106333  Mimulus pygmaeus Lowell Ahart, John Dittes, Josephine Guardino, Robert Schlising 2004-6-14 11050 Plumas On the north side of a small meadow, about 50 yards north of the dirt road, road goes to Lake Davis, about 1/2 mile west of Lake Davis, about 11 1/2 miles (air) northeast of Slote 1777 Comment
  RSA535785  Mimulus pygmaeus David M. Thompson 1988-6-9 940 Plumas S side Lake Almanor, 0.1 mile SSw of entrance to South Almanor Campground along main road. 1390 Comment
  CAS-BOT-BC11027  Mimulus suksdorfii John Thomas Howell 1962-6-18 37802 Plumas Sierra Valley near Beckwourth 1487 Comment
  JEPS28121  Mimulus suksdorfii John Thomas Howell 1962-6-19 37870 Plumas 5.8 mi e Beckwourth; Sierra Nevada 1493 Comment
  CDA41727  Mimulus tilingii G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-26 3338 Plumas 0.75 mile east of Bucks summit on Bucks Lake Road. 1600 Comment
  UC1585905  Mimulus torreyi Barbara Ertter 1989-7-4 8684 Plumas 2.2 mi w jct with Hwy 89 and Hwy 36 (sw of Chester) 1463 Comment
  RSA309187  Mimulus torreyi W. L. Jepson 1927-6-23 12318 Plumas Warner Springs. 1585 Comment
  CDA17268  Moehringia macrophylla G. F. Hrusa, S. Gaimari, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16295 Plumas Sierra Nevada; Butterfly Valley Botanical Area at Keddie. Plumas National Forest. 1158 Comment
  CHSC79489  Moehringia macrophylla G. F. Hrusa; E. Sandoval 1993-5-30 11140 Plumas Snake Lake Vicinity. In coniferous forest surrounding Snake Lake. [Original lat./long. on label is '39 58 N; 120 59 W']. 1250 Comment
  CHSC35288  Monardella follettii M. S. Taylor 1981-8-25 4239 Plumas W side of 26N22F, rd to Red Hill Lookout, ca. 5 air mi ne of Belden. 1584 Comment
  CHSC67670  Monardella follettii James D. Jokerst; R. A. Schlising, L. Ahart 1985-8-12 2554 Plumas Rich Gulch Rd. 3.0 mi N of Hwy. 70 on slope W of and adjacent to road (26N22) S of Red Mtn. turnoff. Comment
  SJSU15282  Monardella follettii S. Woolhouse 2010-7-20 2 Plumas Along forest service road 26N26 north of Highway 70 and west of Caribou Road. Comment
  UCSC008318  Monardella follettii Brett Smith 2012-7-27 BAS 013 Plumas 60m N of Grizzly Creek, 1345 Comment
  SEINET10582326  Monardella follettii A. Graff 1993-7-22 Graff 310 Plumas Plumas National Forest. Meadow Valley Rd. south, .1 mile from Union Pacific RR crossing, on left road cut. T25N,R8E,S30. Locally frequent on serpentine, below Pseudotsuga menziesii, Calocedrus decurrens, Pinus jeffreyi, P. lambertiana, Abies concolor, A. magnifica. Bombus sp., butterflies. Comment
  SEINET10582330  Monardella follettii A. Graff 1993-7-22 Graff 315 Plumas Plumas National Forest. Meadow Valley Rd. south, .4 mile from Union Pacific RR crossing, on left road cut. T25N,R8E,S20. Locally frequent on serpentine, below Pseudotsuga menziesii, Calocedrus decurrens, Pinus jeffreyi, P. lambertiana, Abies concolor, A. magnifica. Comment
  CHSC91904  Monardella odoratissima Lowell Ahart; Josephine Guardino 2005-8-9 12295 Plumas On the east side of Fant Creek, on the west side of the dirt road, about 100 yards northwest of the cabin (destroyed) and corral, north of Forest Road 27N09, about 6 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1597 Comment
  CAS-BOT-BC222112  Monardella odoratissima subsp. pallida L. P. Janeway 1990-8-29 3837 Plumas Plumas National Forest, Beckwourth Ranger District. Southern flank of Mt Ingalls ca 1/4 mi from the top 2407 Comment
  CAS-BOT-BC222116  Monardella odoratissima subsp. pallida John Thomas Howell 1926-7-31 2179 Plumas Near Prattville 1463 Comment
  CDA18466  Monardella odoratissima subsp. pallida G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-24 3200 Plumas Sierra Nevada; 0.5 mile north of Taylor Creek Road (to Solomon Saddle) junction, on Mt. Hough-Crystal Lake Road. 1584 Comment
  CHSC112608  Monardella odoratissima subsp. pallida Lowell Ahart 2013-9-11 19024 Plumas Near large granite boulders, on east side of Antelope Lake, west of the paved road, south of Antelope Creek, about 16 miles (air) northeast of Taylorsville. 1562 Comment
  CHSC117634  Monardella odoratissima subsp. pallida Lowell Ahart 2016-8-30 21327 Plumas On the west side of the meadow, south of the pond, about 100 yards west of the Pacific Crest Trail on Bunker Hill Ridge, about 1 1/2 miles (air) southeast of Pilot Peak. 2044 Comment
  UC614709  Monardella odoratissima subsp. pallida L. Constance 1938-6-10 2317 Plumas West edge of Lake Almanor at Prattville. 1219 Comment
  CAS-BOT-BC318568  Monardella odoratissima subsp. pallida Ella Dales Cantelow 1941-7-20 3709 Plumas 10 mi S of Quincy on road to La Porte. 1981 Comment
  CAS-BOT-BC318570  Monardella odoratissima subsp. pallida F. Cayot 1913-8-12 19214 Plumas Three Mile Valley. 1706 Comment
  CDA40770  Monardella odoratissima subsp. pallida Jim Jokerst 1989-7-3 3113 Plumas South and adjacent to Hwy. 70 and Greenhorn Creek 1 mi east of Caltrans Roadside Rest, ca. 10 mi east of Quincy. 0 Comment
  RSA83370  Monardella odoratissima subsp. pallida F. W. Peirson 1926-6-21 6790 Plumas Lake Almanor Comment
  SBBG128714  Monardella odoratissima subsp. pallida L. Ahart 2008-8-13 15175 Plumas W side of La Porte Rd, W of E Branch Crk, ca. 1.75 mi S of Little Grass Valley Reservoir, ca. 1 mi NE of La Porte 1613 Comment
  CAS-BOT-BC220480  Monardella sheltonii Lowell Ahart 1986-7-25 5373 Plumas Along Cleghorn Bar Road, about 1 1/2 miles west of Finger Board, about 4 miles north-west of Pilot Peak 1828 Comment
  CAS-BOT-BC220484  Monardella sheltonii L. P. Janeway 1989-8-1 3542 Plumas Beckwourth Ranger District, Plumas National Forest. Southern side of Big Hill; between Eureka Ridge and Middle Fk Feather River. Along rd 23N36 1584 Comment
  CAS-BOT-BC220492  Monardella sheltonii John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-25 54303 Plumas East side of Indian Valley just north of Taylorsville 1112 Comment
  CHSC52053  Monardella sheltonii L. P. Janeway 1989-6-23 3398 Plumas Low W-facing roadcut along hwy 70/89, SE of Quincy; 0.9 mi S of Chandler Rd. 1097 Comment
  CHSC52056  Monardella sheltonii L. P. Janeway 1989-8-2 3546 Plumas Plumas National Forest. Above western branch of Bell Bar Cr; 0.6 mi S of Middle Br Feather River and 1 3/4 mi NE of White Cap. 1493 Comment
  CHSC67974  Monardella sheltonii James D. Jokerst 1989-7-3 3121 Plumas Caribou Rd. 3.2 mi N of Hwy. 70. Comment
  HSC89387  Monardella sheltonii L. P. Janeway 1989-6-23 3399 Plumas Canyon of N Fork Feather River at Chambers Creek, along Hwy. 70 625 Comment
  CAS-BOT-BC220489  Monardella sheltonii W. W. Wagner 1919-6-1 s.n. Plumas Vicinity of Quincy Comment
  SEINET10582352  Monardella sheltonii A. Graff 1993-7-21 Graff 280 Plumas Plumas National Forest. Hwy. 70, .3 miles northwest of its junction with USNFS Rd. 23N06 (just past Mohawk), on the northeast side of the road. T22N,R12E,S5. Growing in sandy clay with Pinus jeffreyi and scrub. Mid-bloom. Bombus sp. Comment
  UCSC008314  Monardella stebbinsii Brett Smith 2011-7-27 BAS 009 Plumas Directly off Hwy 70 in Ravine from which unnamed stream flows, very small pull-out on river bank across Hwy. 42m N of Feather River. 823 Comment
  SEINET10582268  Monardella stebbinsii A. Graff 1993-7-22 Graff 325 Plumas Plumas National Forest. 1.15 miles north on Caribou Rd. (USNFS Rd. 27N26) from wooden bridge just past USNFS Queen Lily Campground, on left roadside. T25N,R7E,S4. Rare, on a rocky, iron-rich serpentine slope, with occasional Pinus ponderosa, Quercus sp., Salix sp. Beginning of bloom. Comment
  SEINET12334047  Monardella villosa subsp. sheltonii L. P. Janeway 1989-1 3398 Plumas Spring Garden quad T24N R10E NE? of sec22;Low W-facing roadcut along hwy 70/89, SE of Quincy, 0.9mi* 1097 Comment
  CAS-BOT-BC444739  Montia chamissoi H. E. Brown 1897-8-1 5632 Plumas Near Lassen Buttes 1828 Comment
  CAS-BOT-BC444744  Montia chamissoi John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-22 54107 Plumas 10.6 miles northeast of La Porte on road to Quincy 1889 Comment
  CAS-BOT-BC444740  Montia chamissoi Alice Eastwood 1927-6-27 14923 Plumas United States Forest Reserve Comment
  CHSC54412  Montia linearis Vernon H. Oswald 1991-7-8 4700 Plumas Lassen Volcanic National Park. Trail between Willow Lake and Terminal Geyser, just within the park boundary. Uncommon in moist soil in a patch of Veratrum on the edge of a meadow. 1676 Comment
  SEINET10929030  Montia linearis Mary Susan Taylor, M. Foster 1981-6-8 Taylor 3870 Plumas T24N R13E ne sec 8, Grizzly Valley quad. N side of 24N08, just N of jct with 25N93, half way between Bagley Pass and Red Clover Valley, ca. 1.5 mi N of W end of Lake Davis; elevation 5600 ft.; open rocky barrens. 1707 Comment
  JEPS50775  Montia parvifolia Rimo Bacigalupi with Paul Hutchison and L. R. Heckard 1967-6-16 9286 a Plumas just n of Storrie (along Feather River Highway); Feather River Highway 716 Comment
  CAS-BOT-BC445190  Montia parvifolia John Thomas Howell 1962-6-16 37633 Plumas Lewisia Rock, Feather River North Fork. 640 Comment
  CAS-BOT-BC267002  Muhlenbergia filiformis John Thomas Howell 1959-9-25 34993 Plumas Feather River, Portola 1478 Comment
  UCD86676  Muhlenbergia filiformis E. D. Merrill 1929-7-13 Plumas Silver Lake. 1828 Comment
  CAS-BOT-BC275037  Muhlenbergia richardsonis Lewis S. Rose 1955-7-20 55161 Plumas Mohawk 1371 Comment
  SEINET3887716  Muilla transmontana D. W. McNeal 1983-6-5 2835 Plumas Beside Highway #70, 0.7 mi. East of the junction of Highway #49.; 0 Comment
  JEPS113643  Myosotis discolor Lowell Ahart, John Dittes 2007-6-16 14108 Plumas On damp gravelly soil, gravel bars along a small stream, on the south side of of County Road 111 (Beckwourth Gensee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis 1647 Comment
  RSA77578  Myosotis discolor D. D. Keck 1932-7-3 1670 Plumas Quincy, in the northern Sierra Nevada, along the road to Lake Almanor. 1067 Comment
  RSA218997  Myosotis scorpioides J. L. Gentry Jr., David Vierig 1968-6-21 2084 Plumas 3.2 miles northwest of Hwy. jct. Calif. 89 & A15 on Calif. 89. Comment
  UC1560385  Myosotis scorpioides E. Joyal and D. Mehlman 1988-7-3 1305 Plumas s.e. Graeagle (and 1 mi. s.e. of Clio, Hwy. #89 at <Sulhur> Creek); <Sulhur> Creek 1200 Comment
  CAS-BOT-BC83343  Myosurus minimus Michael A. Vincent 1999-6-7 8540 Plumas Plumas National Forest. Beckwourth Ranger District. Along Route A23, just south of Route 70, southwest of Beckwourth. Comment
  JEPS113645  Myosurus minimus Lowell Ahart, John Dittes 2007-6-16 14111 Plumas Graded road gutter, east of the small stream, on the south side of County Road 111 (Beckwourth Genesee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis 1647 Comment
  JEPS124128  Myriophyllum hippuroides Lowell Ahart 2015-10-3 20537 Plumas 100 yards east of the Round Valley Reservoir Dam, about 2 1/2 miles (air) northwest of Crescent Mills. Comment
  CHSC34896  Myriophyllum sibiricum M. S. Taylor 1981-9-2 4265 Plumas N tip of Round Valley Reservoir by rd 204, ca. 3 air mi s of Greenville. 1371 Comment
  CDA37253  Myriophyllum spicatum B. Villegas 2008-7-22 s.n. Plumas The Middle Fork of the Feather River near Highway 89. 0 Comment
  CAS-BOT-BC456168  Najas guadalupensis M. S. Taylor 1982-7-22 4904 Plumas On Wapaunsie Creek, w side of Snake Lake Rd, 0.8 mi n of its jct with Bucks Lake Rd, ca. 1.5 mi ne of Meadow Valley. 1447 Comment
  RSA101388  Nama lobbii R. Weatherby 1955-7-21 1656 Plumas Ridge between Bottle Springs and Bear Creek, Middle Fork Feather River. 1768 Comment
  CHSC102018  Narthecium californicum L. P. Janeway; B. Castro 2009-8-29 9931 Plumas Northern High Sierra Nevada. Small meadow 0.3 km east-southeast of the Buckhorn survey monument on the eastern end of Red Mountain. Small meadow, about 30m x 40m, high on the mountainside, northeast-facing 30% slope. 1892 Comment
  RSA184947  Narthecium californicum Lewis S. Rose 1966-7-27 66055 Plumas Butterfly Valley, 3 miles W of Keddie 1067 Comment
  CAS-BOT-BC515768  Narthecium californicum Robert J. Weatherby 1921-7-24 1476 Plumas Butterfly Valley, near Quincy 1219 Comment
  CAS-BOT-BC515770  Narthecium californicum Rimo Bacigalupi 1927-7-10 1690 Plumas Meadow about 1/4 mile below outlet of Long Lake along Grey Eagle Creek. 1828 Comment
  CAS-BOT-BC515774  Narthecium californicum Paul F. Covel 1937-7-20 716 Plumas 6 miles north Quincy Comment
  SEINET3887650  Narthecium californicum D. W. McNeal 1990-8-9 3771 Plumas In the Butterfly Valley Botanical Area nw. of Quincy. Pluams National Forest.; 0 Comment
  CHSC82560  Navarretia capillaris Lowell Ahart 2002-7-18 9867 Plumas In a meadow, on the south side of a small upper branch of Fall River, about 100 yards north of Lumpkin Ridge Road, about 1 mile (air) southeast of Tamarack Flat, about 1/4 mile southwest of the intersection of Lumpkin Ridge Road and road to Tamarack Flat, about 1 1/2 miles (air) northwest of Little Grass Valley Reservoir dam, about 4 1/2 miles (air) northwest of La Porte. 1701 Comment
  UC907878  Navarretia capillaris Herbert L. Mason 1924-6-18 1063 Plumas 1 mi from Gold Lake; 1 mi from Gold Lake Comment
  JEPS123962  Navarretia divaricata subsp. divaricata Lowell Ahart 2015-7-4 20288 Plumas About 1/2 mile north of the intersection of Lumpkin Ridge Road and road to Little Grass Valley Reservoir, about 1 1/2 miles (air) north of Little Grass Valley Reservoir Dam. Comment
  JEPS124119  Navarretia divaricata subsp. vividior Lowell Ahart 2015-6-7 20217 Plumas Lava Top, about 2 1/4 miles (air) north of the bridge across Fall River, about one mile southeast of Cascade, about 7 miles (air) northeast of Feather Falls, about 10 miles (air) west of La Porte. Comment
  CHSC54410  Navarretia intertexta subsp. intertexta Vernon H. Oswald 1991-7-8 4701 Plumas Lassen Volcanic National Park. Trail between Willow Lake and Terminal Geyser, at its crossing of the stream coming from Terminal Geyser, near the south boundary of the park. Creek bank. 1676 Comment
  JEPS70402  Navarretia intertexta subsp. propinqua Joseph Andorfer Ewan 1934-7-18 8558 Plumas near Portola (along bottoms of Middle Fork Feather River); Sierra Nevada, Middle Fork Feather River 1676 Comment
  CHSC85675  Navarretia leptalea G. F. Hrusa; T. D. Wilfred 1996-7-23 13404 A Plumas Sierra Nevada. On old log landing at terminus of USFS 23N22D. [Original lat./long. on label is '39 53 N; 120 49 W']. 1630 Comment
  RSA189332  Navarretia leptalea L. S. Rose 1967-7-11 67159 Plumas Mt. Hough Road, 2.5 miles NE of Quincy Junction. 1250 Comment
  RSA72301  Navarretia leptalea F. W. Peirson 1926-6-22 6827 Plumas Drakesbad, Lassen National Park Comment
  CHSC53206  Navarretia leptalea subsp. bicolor L. P. Janeway 1989-6-13 3304 Plumas Plumas National Forest. Forest along the south edge of Red Clover Valley. 1699 Comment
  CHSC62575  Navarretia leptalea subsp. leptalea B. Castro 1987-6-21 133 Plumas E side of Little Grass Valley Reservoir. 1524 Comment
  CHSC94175  Navarretia leptalea subsp. leptalea Lowell Ahart 2006-7-9 12935 Plumas Near a very small seep, about 20 yards south of the paved basalt road, about 3 3/4 miles (air) northwest of Tamarack Flat, about 5 3/4 miles (air) northwest of Little Grass Valley Reservoir. 1661 Comment
  JEPS48503  Navarretia leptalea subsp. leptalea Esther C. Fritz Aug. 1933 Plumas Spanish Peak 2133 Comment
  UC1585899  Navarretia leptalea subsp. leptalea Barbara Ertter 1989-7-4 8681 Plumas 2.2 mi w of jct with Hwy 89 and Hwy 36 sw Chester; sw of Chester 1463 Comment
  UC711954  Navarretia leptalea subsp. leptalea Roxana S. Ferris and Laura Lorraine 1941-8-9 10421 Plumas near village (Lake Almanor Public Camp); Lake Almanor Public Camp Comment
  UC726817  Navarretia leptalea subsp. leptalea A. A. Heller 1941-7-29 16269 Plumas Highway #36, 7 mi w Chester; w of Chester Comment
  UC726892  Nemophila heterophylla A. A. Heller 1942-5-8 16454 Plumas about the base of cliffs and also on them 3 mi w Belden; about base of cliffs and on cliffs w of Belden Comment
  SD43462  Nemophila pedunculata Philip A. Munz 1947-5-16 11825 Plumas 8.0 miles north of Chilcoot. 1524 Comment
  CDA14770  Nemophila spatulata G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-26 3360 Plumas SE of Bucks Lake Road and Bucks Creek, 0.3 mile southwest of Bucks summit on Bucks Lake Road. 1645 Comment
  CHSC107451  Noccaea fendleri subsp. glauca Matt Simenc; Rebecca Joyner 2011-7-2 12 Plumas Northern High Sierra Nevada. 0.25 miles NW of Pacific Crest Trail where it crosses ridge top just South of Onion Valley Reservoir. North facing, gently sloped, serpentine ridge top. 2013 Comment
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Dec 30 2014
  JEPS125722  Onopordum acanthium subsp. acanthium William Harnach 2015-8-6 1439 Plumas 4.85 miles West of Vinton on Highway 70. Comment
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May 9 2017
  CHSC102014  Oreostemma alpigenum var. andersonii L. P. Janeway; B. Castro 2009-8-29 9935 Plumas Northern High Sierra Nevada. Small meadow 0.3 km east-southeast of the Buckhorn survey monument on the eastern end of Red Mountain. Small meadow, about 30m x 40m, high on the mountainside, northeast-facing 30% slope. 1892 Comment
  JEPS88422  Oreostemma alpigenum var. andersonii Vernon H. Oswald and Lowell Ahart 1996-8-1 8144 Plumas Forest Rd. 27N16 ca. 1.25 mi nw Hauns Mdw. (s side of mt., ca. 2 mi se of Dyer Mtn. Lookout, n of Hwy 89, e of Lake Almanor, nw of Greenville); Dyer Mtn., Second Water Trough Creek 1706 Comment
  SEINET11602248 Image available Oreostemma alpigenum var. andersonii L. R. Miller 1933-8-27 3018 Plumas Near Long's Lake Comment
  JEPS35447  Orobanche californica subsp. grayana J. G. Lemmon 1874-1 Plumas Sierra Valley. Comment
  JEPS26688  Orobanche fasciculata P. C. Hutchison 1961-6-9 2125 Plumas Canyon of the North Fork of the Feather River along Highway U.S., 4.2 miles above Rich Bar junction. Comment
  CAS-BOT-BC500235  Orobanche pinorum George W. Gillett 1957-7-23 890 Plumas Lassen Volcanic National Park. Summit of Mt. Harkness 2446 Comment
  UC1609125  Orthilia secunda Vernon H. Oswald and Lowell Ahart 1993-8-25 5855 Plumas Ridge Lake located ca. 1 mi ESE of Spencer Mdw. ca. 0.6 mi S of Lassen Park. 1978 Comment
  CAS-BOT-BC238432  Orthocarpus W. Harnach; N. Harnach 1990-5-27 326 Plumas Sierra Valley. Harriot Lane, one mile south of Dyson Lane 1485 Comment
  RSA516531  Orthocarpus cuspidatus subsp. cryptanthus George W. Gillett 1952-8-17 193 Plumas Lassen Volcanic State Park. Near State Highway 89, 2 mi below sign marking trail to Bumpas Hell. Comment
  CHSC20775  Osmorhiza chilensis K. R. Stern 1975-7-24 5860 Plumas E shore of Lake Almanor. 1371 Comment
  UCR115323  Osmorhiza chilensis G. D. Barbe, T. C. Fuller 1982-7-15 3742 Plumas Sierra Nevada Mtns, Plumas National Forest, 2.1 mi NE of junction with road to Red Hill Summit 1524 Comment
  CDA18594  Osmorhiza occidentalis G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-24 3271 Plumas Sierra Nevada; 1.3 miles below Mt. Hough summit, nr. junction with China Grade. 2042 Comment
  CHSC97935  Osmorhiza occidentalis G. F. Hrusa; T. D. Wilfred 1996-8-1 13454 Plumas Sierra Nevada. Dryish flats about Brady's Camp. Pine Creek Valley, @1/2 mi. NE Argentine Rock. 2125 Comment
  RSA88406  Osmorhiza occidentalis J. T. Howell 1951-6-28 27652 Plumas Johnsville 1585 Comment
  CAS-BOT-BC317149  Packera streptanthifolia Lowell Ahart 1983-8-17 4322 Plumas West of Pilot Peak, near Onion Valley, near the Quincy La Porte Road, NE of La Porte 2000 Comment
  CAS-BOT-BC317172  Packera subnuda var. subnuda John Thomas Howell; Gordon H. True; W. Knight; Irja Knight 1968-6-11 2392 Plumas In wet area on east side of Butterfly Valley Comment
  JEPS60653  Paeonia brownii W. L. Jepson 1910-6-9 4102 Plumas Hot Springs Valley Lassen Peak 1828 Comment
  RSA641875  Paeonia brownii Michael A. Vincent 1999-6-7 8518 Plumas Plumas National Forest; Milford Ranger District; west of Frenchman Lake along FS Route 11 Comment
  UC170971  Paeonia brownii H. M. Hall 1912-7-7 9307 Plumas Jameson Cr. Sierra Nevada Mountains 1920 Comment
  RSA92448  Panicum acuminatum var. acuminatum F. W. Peirson 1926-6-22 6809 Plumas along muddy shores of Boiling Lake, or in the muddy flats back from it; Drakesbad, lassen National Park Comment
  UCD32835  Panicum acuminatum var. thermale Beecher Crampton 1964-8-25 7164 b Plumas Lassen National Park, Drakesbad. 1/8 mile S of guest houses, slope above Hot Springs Creek. 1676 Comment
  CAS-BOT-BC253735  Panicum capillare John Thomas Howell; Gordon H. True 1967-7-9 43270 Plumas At Quincy 1036 Comment
  CHSC102009  Parnassia californica L. P. Janeway; B. Castro 2009-8-29 9930 Plumas Northern High Sierra Nevada. Small meadow 0.3 km east-southeast of the Buckhorn survey monument on the eastern end of Red Mountain. 1892 Comment
  CAS-BOT-BC259634  Paspalum dilatatum John Thomas Howell 1959-9-21 34798 Plumas Virgilia 841 Comment
  CAS-BOT-BC259738  Paspalum distichum John Thomas Howell 1959-9-21 34755 Plumas N Fork Feather River near Belden 701 Comment
  JEPS96080  Pectiantia breweri Vernon H. Oswald and Lowell Ahart 1996-8-14 8153 Plumas Northeast of La Porte on the La Porte-Quincy Rd. 3.1 mi N of the road to Johnsville, 1.0 mi S of the South Fork of the Feather River. Comment
  CHSC2455  Pectiantia pentandra R. Carter 1965-7-2 285 Plumas Green Island L., on E shore of lake where stream empties into lake, growing wet meadow beside stream. 1828 Comment
  CHSC108120  Pedicularis racemosa Lowell Ahart 2011-9-17 17666 Plumas On the south side of an unnamed stream that flows east into Little Grass Valley Reservoir and opposite the Black Rock, about 20 yards southwest of the paved road, about 1/8 mile west of Little Grass Valley Reservoir. 1595 Comment
  UCD123292  Pedicularis racemosa James I. Mallory 1969-8-21 350 Plumas 1.5 miles north-northwest of Camel Peak and 9 miles west-northwest of La Porte, Plumas National Forest. 1524 Comment
  CHSC43484  Pedicularis semibarbata Lowell Ahart 1975-7-10 867 Plumas Near the Feather Fork Mine, about 2 miles north of Little Grass Valley Reservoir. 1828 Comment
  CHSC53071  Pedicularis semibarbata L. P. Janeway 1989-6-20 3356 Plumas Plumas National Forest. Beckwourth Ranger District. East-facing slope near top of Crocker Mtn, overlooking Crocker Creek. 2133 Comment
  RSA104150  Pellaea brachyptera Mary E. P. Ames 1875-1 s.n. Plumas On hills near Mill Creek Comment
  CAS-BOT-BC67575  Pellaea mucronata var. californica John Thomas Howell 1967-6-22 42660 Plumas Sierra Nevada - Canyon of the Feather River North Fork, granite near mouth of Chambers Creek. 609 Comment
  SBBG100104  Penstemon deustus W. I. Follett 1946-5-24 142 Plumas Chips Crk at N Fork of Feather River; S26, T25N, R6E Comment
  UC1063379  Penstemon deustus E. Sawyer 1935-6-18 124 Plumas 5 mi sse Crow; Plumas National Forest, Sierraville Quadrangle 2011 Comment
  UC619255  Penstemon deustus J. and H. W. Grinnell 1938-6-11 1093 Plumas Mohawk 1341 Comment
  UCSB48315  Penstemon deustus Hardham, Clare 1961-6-15 Plumas Indian Creek junction with Feather River; north of Quincy Comment
  SJSU4631  Penstemon deustus H. T. Harvey 1969-6-20 502 Plumas Eureka peak (summit) near Johnsville 2279 Comment
  JEPS113384  Penstemon deustus var. pedicellatus Lowell Ahart, John Dittes, Josephine Guardino 2007-6-8 13983 Plumas East side of an open rocky flat, about 50 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis 1965 Comment
  NY591821  Penstemon deustus var. pedicellatus C. B. Wolf 1937-8-6 9065 Plumas Northern Sierra Nevada, Mohawk Valley, 2 miles north of Blairsden 1341.1 Comment
  CHSC75546  Penstemon deustus var. suffrutescens G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-23 3100 Plumas Reservoir shore 0.1 mile west of Round Valley Reservoir dam on Dixie Canyon-Round Valley Road. 1371 Comment
  NY609834  Penstemon deustus var. suffrutescens F. M. Ownbey 1938-7-14 1738 Plumas Below Humboldt Summit, Sierra Nevada Comment
  CDA13398  Penstemon gracilentus G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13247 Plumas Sierra Nevada; Near headwaters of Bull Run Creek off USFS 23N12E. Comment
  NY600759  Penstemon gracilentus R. C. F. Bacigalupi 1927-7-11 1711 Plumas Near Grassy Lake Meadows, Gold Lake Region 1889.8 Comment
  SEINET4207718  Penstemon gracilentus Mikel R. Stevens 2011-8-27 218 Plumas 6.9 miles N of Gibsonville on Quincy La Porte Rd. Ca 0.4 rd miles beyond Barkers Cabin Rd.; 0 2004 Comment
  UC103032  Penstemon gracilentus D. Cleveland 1882-7-21 Plumas Prattville Comment
  UC584316  Penstemon gracilentus G. L. Stebbins Jr. and J. A. Jenkins 1937-7-9 2236 Plumas n Engelmine (sw slopes and ridge crest, Red Rock); Red Rock, n of Engelmine 2133 Comment
  CHSC61679  Penstemon heterodoxus var. shastensis Vernon H. Oswald 1993-8-25 5875 Plumas Lassen Volcanic National Park. W side of the S unit of Twin Meadows, ca. 0.5 mi N of the S boundary of the park. 2057 Comment
  CHSC69694  Penstemon heterodoxus var. shastensis Vernon H. Oswald 1991-8-23 4841 B Plumas Lassen Volcanic National Park. Trail from the outlet of Juniper Lake to the summit of Mt. Harkness. 2072 Comment
  JEPS85846  Penstemon janishiae Barbara Ertter with Gary Schoolcraft 1989-7-3 8667 Plumas ca. 7 air mi s Susanville (bare rocky ridge extending n from main peak); Diamond Mt. Peak, s of Susanville 2316 Comment
  RSA537616  Penstemon janishiae Barbara Ertter, Gary Schoolcraft 1989-7-3 8667 Plumas Diamond Mountain Peak, ca. 7 airmiles S of Susanville 2317 Comment
  UC1585968  Penstemon laetus Barbara Ertter with Gary Schoolcraft 1989-7-3 8656 Plumas ca. 8 air mi s Susanville (ridge between Red Rock and Diamond Mt.); ridge btw Red Rock and Diamond Mt., s of Susanville 2225 Comment
  NY604458  Penstemon laetus var. leptosepalus R. M. Austin 07 1878 s.n. Plumas Big Meadows Comment
  NY604511  Penstemon laetus var. leptosepalus A. A. Heller 1915-7-7 12073 Plumas Near the summit of Soapstone ridge in the Sierra Nevada, 12 miles west of Bucks 1676.4 Comment
  NY627275  Penstemon neotericus K. A. Vincent 1987-8-10 4505 Plumas Sierra Nevada, Tobin Ridge, North Fork Feather River Canyon; along west side of CA 70, ca. 7.4 miles southwest of Beldon Town. 640.1 Comment
  NY627279  Penstemon neotericus D. D. Keck 1932-7-6 1713 Plumas Sierra Nevada; 8 miles north of Greenville on road to Prattville 1463.0 Comment
  UC501398  Penstemon neotericus David D. Keck 1932-7-6 1713 Plumas on road to Prattville 8 mi n Greenville; Sierra Nevada, n of Greenville 1463 Comment
  HSC22972  Penstemon newberryi John Pratt 1970-6-30 54 Plumas Humboldt Summit Comment
  RSA17708  Penstemon newberryi subsp. newberryi Elmer I. Applegate 1934-5-3 8908 Plumas Near and west of Meadow Valley. Comment
  CAS-BOT-BC239301  Penstemon newberryi var. berryi Gladys L. Smith 1976-6-7 4590 Plumas Central area of summit ridge, secondary road from Rte. 70 to La Porte 1950 Comment
  UCD67959  Penstemon newberryi var. berryi Stephen Brown 1974-5-4 135 Plumas Feather River Canyon, 1 mile up Rock Creek. Yellow Pine Forest. Gravel soil on granite parent material. Xeric area with afternoon sunlight. Perennial shrub, 3 dm high. Locally abundant. 609 Comment
  CHSC79213  Penstemon newberryi var. newberryi L. P. Janeway 2000-6-14 6834 Plumas Northern High Sierra Nevada. Top of spur ridge 0.3 km south-west of Crystal Peak in the Diamond Mountains. 2304 Comment
  UC485780  Penstemon newberryi var. newberryi H. E. and S. T. Parks June, 1928 230 Plumas Drakesbad Lassen National Park, Drakesbad Comment
  CHSC96363  Penstemon personatus George Hartwell 2006-8-28 Plumas Northern High Sierra Nevada. Plumas National Forest road 23N57X. Near fen. 1755 Comment
  HSC66381  Penstemon personatus L. Hanson 1979-8-10 66 Plumas Ridge S of Coldwater Creek, downslope from Coldwater Creek Rd. Comment
  NY630463  Penstemon personatus D. M. Thompson 1988-7-23 973 Plumas 3.1 road miles north of Bucks Lake Road (and Meadow Valley) on Schneider Creek Road. At junction of Schneider Creek Road (USFS Road 23N16) and USFS Road 24N47X (to Big Creek); Bucks Lake NE Quad. 1585.0 Comment
  CDA13940  Penstemon roezlii G. F. Hrusa 1997-6-26 13878 Plumas Sierra Nevada; 1/2 mi. NE of intersection of Hwy 70 and Rattlesnake Creek Rd (to N; USFS 508)/and Sloat Rd. (to S). Comment
  JEPS11516  Penstemon roezlii W. I. Follett 1942-7-27 133 Plumas Deadwood Summit 1386 Comment
  JEPS15335  Penstemon roezlii G. T. Nordstrom 1934-7-2 169 Plumas 1 mi se Mt. Ararat; Plumas National Forest, Bidwell Bar Quad. 1584 Comment
  SBBG122907  Penstemon roezlii B. Ertter, G. Schoolcraft 1989-7-3 8656 Plumas ridge between Red Rock and Diamond Mtn; ca. 8 air-mi S of Susanville 2225 Comment
  CAS-BOT-BC239598  Penstemon rydbergii var. oreocharis David D. Keck 1928-6-16 447 Plumas Haskins Creek, near Buck's Ranch 1524 Comment
  JEPS15109  Penstemon rydbergii var. oreocharis G. T. Nordstrom 1934-7-16 222 Plumas 1 1/4 mi sw Bucks Ranch; Plumas National Forest, Bidwell Bar Quad. Comment
  NY651333  Penstemon rydbergii var. oreocharis D. D. Keck 1928-6-16 447 Plumas Haskins Creek, near Buck's Ranch. 1524.0 Comment
  SBBG21882  Penstemon rydbergii var. oreocharis D. Myrick 1964-7-19 873 Plumas Drakesbad 1737 Comment
  SJSU15165  Penstemon rydbergii var. oreocharis N. A. Hopkins 1993-6-16 1727 Plumas by Beckwourth-Janesville Rd N of Milford Fork 1524 Comment
  UC485790  Penstemon rydbergii var. oreocharis H. E. and S. T. Parks Jun 1928 219 Plumas Drakesbad Lassen National Park, Drakesbad Comment
  UC565592  Penstemon rydbergii var. oreocharis Herbert L. Mason 1924-6-16 1039 Plumas near Blairsden; Feather River - near Blairsden Comment
  CHSC79216  Penstemon speciosus L. P. Janeway 2000-6-24 6835 Plumas Northern High Sierra Nevada. Top of spur ridge 0.3 km southwest of Crystal Peak in the Diamond Mountains. 2304 Comment
  POM180937  Perideridia bolanderi subsp. bolanderi A. A. Heller, P. B. Kennedy 1907-7-4 8724 Plumas Ridge east of Red Clover Valley Comment
  RSA755679  Perideridia lemmonii L. Ahart, John Dittes, Josephine Guardino 2009-7-22 16158 Plumas Forest Service Road 27N92K, east side of Long Valley, about 3.5 air miles west-southwest of Greenville, about 5.2 air mile southeast of Lake Almanor Dam. 1607 Comment
  UC1776799  Perideridia parishii subsp. latifolia G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13240 Plumas Sierra Nevada - Plumas National Forest; Hillside adjacent to headwaters of Bull Run Creek off USFS 23N12E 2000 Comment
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Aug 20 2009
  CAS-BOT-BC413559  Persicaria amphibia Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1533 Plumas Butterfly Botanical Area and Vicinity. Area adjacent to Pond Reservoir 1097 Comment
  RSA0118926  Persicaria lapathifolia Lowell Ahart 2014-8-24 19738 Plumas South side of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles, (air) north of La Porte. 1533 Comment
  UCD99800  Persicaria lapathifolia Malcolm A. Nobs; S. Galen Smith 1949-8-19 1416 Plumas About 2 miles south of Greenville, Indian Valley. Comment
  CAS-BOT-BC419231  Persicaria maculosa Lowell Ahart 1981-9-6 3096 Plumas 1 1/2 miles SW of Crescent Mills 1200 Comment
  CAS-BOT-BC419241  Persicaria maculosa Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1440 Plumas Butterfly Botanical Area and Vicinity. In bed of Spanish Creek near confluence of Butterfly Creek 883 Comment
  UC1208874  Phacelia hastata C. W. Hanks 1934-8-6 3 Plumas Upper Sierra Valley Plumas National Forest, Sierraville Quadrangle 1554 Comment
  UC642419  Phacelia hastata A. A. Heller and P. B. Kennedy 1907-7-6 8755 Plumas Red Clover valley Comment
  CHSC21128  Phacelia hastata subsp. hastata F. T. Griggs; A. Pass 1975-7-2 38 Plumas Buck's Lake Forest Survey. East of road. Comment
  POM147035  Phacelia heterophylla subsp. virgata Alice Eastwood 1927-6-11 14434 Plumas United States Forest Reserve. Forest Lodge, Greenville. Comment
  RSA189323  Phacelia heterophylla subsp. virgata L. S. Rose 1967-7-12 67171 Plumas 1 mile S of Keddie; Butterfly Creek & Spanish Creek. 884 Comment
  CDA15907  Phacelia humilis B. Smith, G. F. Hrusa 1996-7-16 s.n. Plumas Plumas National Forest; Above upper Bull Run Creek off USFS 23N12E. Comment
  UCD120536  Phacelia humilis var. humilis Kim Nixon 1977-5-29 48 a Plumas Bird Creek Road, 0.2 mile north of Greeno Road, 7.2 miles east of Doyle. 1950 Comment
  CHSC43328  Phacelia mutabilis Lowell Ahart 1976-7-7 1160 Plumas Along Cold Water Creek, east of the camp, about 1/10 mile south of Arkansas Ravine, about 4 miles south of Grizzly Mountain. 1767 Comment
  CHSC60175  Phalaris arundinacea L. P. Janeway 1992-7-1 4246 Plumas Plumas National Forest. Edge of backwater along edge of gravel bar on the north side of Middle Fork Feather River at mouth of Bonta Creek. 1310 Comment
  JEPS49593  Philadelphus lewisii W. L. Jepson 1924-7-23 10628 Plumas Rich Point Middle Fork Feather Tiver 914 Comment
  UC725479  Philadelphus lewisii A. A. Heller 1938-5-30 15130 Plumas on Hwy 24 near Grizzly Dome Tunnel 609 Comment
  UC1024781  Phleum alpinum Leo Whitney 1934-8-6 2242 Plumas ca 9 mi nw Portola (nw end of Big Grizzley Valley, Freeman Creek, Plumas National Forest); Plumas National Forest, Freeman Creek 1828 Comment
  RSA59827  Phleum pratense E. K. Balls 1950-9-15 15844 Plumas 6 miles NW of Chester, North Fork Feather River 1402 Comment
  UC1124174  Phlox diffusa C. W. Hanks 1934-8-9 25 Plumas n of Sierra Valley; Plumas National Forest, Sierraville Quad. 1859 Comment
  UC726852  Phlox gracilis A. A. Heller 1938-5-21 15101 Plumas n of Chester 1304 Comment
  RSA104879  Phlox hoodii subsp. hoodii Elizabeth Sprague 1956-6-2 s.n. Plumas Campground at Lake Amador Comment
  JEPS26692  Phlox speciosa subsp. nitida P. C. Hutchison 1961-6-9 2132 Plumas 0.4 mi e Dam and store; Round Valley Reservoir Comment
  JEPS48541  Phlox speciosa subsp. occidentalis John Warren Duffield 1937-5-26 Plumas e of Fairgrounds of Quincy (road to Quincy, sw Plumas County) Comment
  UC1075816  Phlox speciosa subsp. occidentalis E. K. Balls and L. W. Lenz 1955-5-14 20711 Plumas 3.1 mi n Greenville (on road to Lake Almanor, Hwy 89) 1158 Comment
  CAS-BOT-BC60674  Phoenicaulis cheiranthoides M. S. Taylor 1982-5-14 4450 Plumas Along ridge above Turner Springs Road, ca. 1 mile south of Highway 114 (Clio-Portola Road). 1645 Comment
  RSA641462  Phoenicaulis cheiranthoides Michael A. Vincent 1999-6-8 8564 Plumas Along FS 28N03H about 0.25-0.5 miles south of FS Route 3. Comment
  HSC18708  Physocarpus capitatus L. S. Rose 1966-7-27 66064 Plumas Butterfly Creek and Spanish Creek, 1 mi. S of Keddie 991 Comment
  UCD113684  Physocarpus capitatus Lewis S. Rose 1966-7-27 66064 A Plumas Butterfly Creek and Spanish Creek. 1 mi. S. of Keddie. 990 Comment
  CAS-BOT-BC78360  Pinus contorta A. L., Mrs. Coombs 1906-1 s.n. Plumas Prattville Comment
  OBI69182  Pinus contorta subsp. murrayana Kristina L. Schultz, Dan Schultz 2000-11-4 10 Plumas Gold Lakes Basin. Located along N shore of Gold Lake, gold Lake rd off of hwy 89 Comment
  POM181869  Pinus contorta var. murrayana J. G. Lemmon 1889-06 s.n. Plumas Sierra Valley Comment
  CAS-BOT-BC78691  Pinus jeffreyi Elmer I. Applegate 1929-6-21 5815 Plumas Mt. Lassen region; Kelley's Camp, Warner Valley Comment
  UC1219836  Pinus lambertiana R. A. Cockrell 1940-7-31 8549 Plumas Meadow Valley 1554 Comment
  RSA59457  Pinus monticola E. K. Balls 1950-9-2 15653 Plumas Slightly below Mt. Ingalls Lookout on south slope, north of Grizzly Valley. 2485 Comment
  RSA79259  Pinus ponderosa E. K. Balls, P. C. Everett 1952-10-9 18133 Plumas E shore of Lake Almanor, 6.5 mi N of south tip of lake, Hwy 89 between Greenville and Westwood. 1220 Comment
  UC400285  Pinus ponderosa H. E. Brown Aug 1 1897-Aug 15 1897 621 Plumas near Lassen Buttes 1828 Comment
  SEINET10530784  Pinus ponderosa Mary Susan Taylor 1981-5-14 Taylor 3720 Plumas T23N R6E se sec 33, Pulga SE quad. Walker Plains, both sides of Oroville- Quincy Hwy, ca. 0.5 mi S of Four Trees Rd jct, on Butte-Plumas county line, ca. 2 mi N of Merrimac. 5000 ft; on volcanic cobbles and cliffs. 1524 Comment
  CHSC65818  Piperia elongata L. P. Janeway 1993-8-3 4489 Plumas Plumas National Forest. Along Road 25N22 on west side of Soda Creek 0.1 mi northwest of Hwy 70 (and East Branch North Fork Feather River). 890 Comment
  JEPS61026  Plagiobothrys bracteatus W. L. Jepson 1910-6-4 4055 Plumas Big Meadows Prattville 1310 Comment
  CAS-BOT-BC230957  Plagiobothrys hispidulus John Thomas Howell 1960-7-22 35884 A Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  CAS-BOT-BC230974  Plagiobothrys hispidulus Lowell Ahart 1977-7-9 s.n. Plumas 6 miles N of La Porte 1800 Comment
  CAS-BOT-BC230979  Plagiobothrys hispidulus Philip A. Munz 1947-5-16 11826 Plumas 8 miles N of Chilcoot 1524 Comment
  CHSC115159  Plagiobothrys hispidulus Lowell Ahart 2015-6-7 20216 A Plumas Bottom of small basalt ravine, about 80 yards west of dirt road, Lava Top, about 2 1/4 miles (air) north of the bridge across Fall River, about one mile southeast of Cascade, about 7 miles (air) northeast of Feather Falls, about 10 miles (air) west of La Porte. Mixed Evergreen Forest. 1411 Comment
  JEPS103404  Plagiobothrys hispidulus Lowell Ahart 2002-7-2 9824 Plumas In a logged over area on the S side of Forest Road 22N94, E of Forest Road 22N94E, on Hartman Bar Ridge, ca 1 mile (air) SW of Franklin Hill, ca 4 1/2 miles (air) NW of Tamarack Flat, ca 9 miles (air) NW of La Porte. 1606 Comment
  CAS-BOT-BC230968  Plagiobothrys hispidulus John Thomas Howell; H. Keith Wagnon 1980-5-27 53622 Plumas 1 mile W of Almanor 1386 Comment
  CAS-BOT-BC230970  Plagiobothrys hispidulus Lowell Ahart 1985-7-3 5102 Plumas Little Grass Valley Reservoir, where the S Fork of the Feather River flows into the lake, about 4.25 miles NE of La Porte 1584 Comment
  CHSC37829  Plagiobothrys mollis R. A. Schlising 1980-7-26 3923 Plumas Along Hwy 70, 1.7 mi e of jct Hwy A24 (= 1.9 mi e of jct road to Davis Lake); in roadside ditches. Comment
  SEINET10935846  Plagiobothrys mollis Mary Susan Taylor 1982-7-8 Taylor 4802 Plumas T23N R14E nw/se sec 27. Portola quad. S side of Feather River, ca. 1 mi sw of Beckwourth, on Ramelli Ranch, ca. 1/4 mi e of Calpine Rd (109). 4880 ft. 1487 Comment
  SEINET10497114  Plagiobothrys scouleri Lowell Ahart, Peter Ahart 1985-9-26 Ahart 5175 Plumas Below the high water line of Little Grass Valley Reservoir, where the South Fork of the Feather River flows into the lake, about 4 1/4 miles north-east of La Porte. Comment
  SD6756  Plagiobothrys tenellus unknown 1876-1 Plumas American Valley Comment
  CAS-BOT-BC230639  Plagiobothrys torreyi var. diffusus L. P. Janeway 1992-5-6 4159 Plumas About 4 miles SW of Portola, W side of Claireville Flat between Middle Fork Feather RIver and Highway 70 1482 Comment
  CHSC69516  Plantago major Lowell Ahart 1997-9-11 7897 Plumas On the west edge of Caribou Road, on the west side of the North Fork of the Feather River, about 1/8 mile south of Mosquito Creek, about 5 miles (air) northeast of Belden. 792 Comment
  HSC16611  Platanthera dilatata var. leucostachys W. R. Rogers 1966-7-12 278 Plumas Ramelli Creek Comment
  CHSC51028  Platanthera leucostachys Lowell Ahart 1990-7-16 6570 Plumas Along the edge of the South Fork of the Feather River, about 1/2 mile north-east of the Independence Mine, about 3 1/2 miles north-east of Little Grass Valley Reservoir. 1828 Comment
  POM107754  Platanthera leucostachys Marcus E. Jones 1897-7-2 s.n. Plumas Near Pratville at Clear Creek 1524 Comment
  UC116991  Platanthera leucostachys Mrs. R. M. Austin 1882-7-25 Plumas Big Meadows Comment
  CDA14767  Platanthera sparsiflora G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-26 3354 Plumas 0.25 mile east of Bucks summit on Bucks Lake Road. 1670 Comment
  SEINET10470069  Platanthera sparsiflora Mary Susan Taylor 1982-7-12 Taylor 4811 Plumas T22N R11E se/se sec 4. Blue Nose Mt quad. Headwaters of Chris Creek, ca. 6 mi nw of Mohawk. 6600 ft. 2012 Comment
  CAS-BOT-BC261054  Poa Catherine Best 1983-8-29 873 Plumas Lakes Basin Campground, Sierra Nevada 1920 Comment
  CAS-BOT-BC254611  Poa X limosa John Thomas Howell 1962-6-18 37757 Plumas Sierra Valley near Beckwourth, 2 miles W of Beckwourth on Highway to Portola 1487 Comment
  CAS-BOT-BC254767  Poa bolanderi John Thomas Howell 1960-7-22 35919 Plumas Devil's Kitchen to Drakesbad 1828 Comment
  CHSC74049  Poa bolanderi B. Castro 1997-8-28 781 Plumas Ca 4.5 air mi NE of Little Grass Valley Reservoir, on ridge system west of Pilot Peak, on N side of USFS Rd 22N60. Ridgetop, a few yards N of Pacific Crest Trail. 1987 Comment
  SEINET10593528  Poa bulbosa R. K. Brummitt 1998-5-17 Brummitt 19879 Plumas Rte. 89 near Inkian Falls, 2 km from Rte. 70 junction; roadside shale in valley bottom. Comment
  CAS-BOT-BC255090  Poa compressa David D. Keck 1944-7-8 5435 Plumas Dixie Canyon Store, 2 miles SW of Crescent Mills on Indian Creek 1066 Comment
  CAS-BOT-BC255094  Poa compressa Thomas H. Kearney 1944-8-14 11 Plumas Near Prattville, Lake Almanor Comment
  CAS-BOT-BC255099  Poa compressa John Thomas Howell; Gordon H. True 1967-7-11 43299 Plumas 2.5 miles form Quincy Junction on road to Mount Hough 1249 Comment
  CHSC57465  Poa cusickii L. P. Janeway; Garrett Gibson 1991-6-24 4062 Plumas Plumas National Forest. North end of McReynolds Valley, ca 0.8 mi south of the '01' road in Squaw Valley. Meadow. 1691 Comment
  UCD90898  Poa cusickii A. A. Heller; P. B. Kennedy 1907-7-5 8751 Plumas Red Clover valley. Comment
  UC578634  Poa cusickii subsp. cusickii E. Sawyer 1935-6-27 187 Plumas 1.6 mi ne Grizzly Peak; Downieville Quadrangle 1767 Comment
  SEINET10661962  Poa palustris Lowell Ahart, John Dittes 2005-9-19 Ahart 12371 Plumas T27N, R11E, southwest 1/4 Section 35. On the east side of Taylor Lake, about 6 miles (air) southwest of Antelope Lake. 2077 Comment
  UCD169443  Poa palustris Lowell Ahart; John Dittes 2005-9-19 12371 Plumas About 6 miles (air) southwest of Antelope Lake. On the east side of Taylor Lake. 2076 Comment
  CAS-BOT-BC247381  Poa pratensis Lloyd W. Swift 1931-6-8 41 Plumas Plumas National Forest, Green Flat 1828 Comment
  POM264545  Poa pratensis A. A. Beetle 1941-6-28 2792 Plumas 5 mi west of Chester on Rte.36 1829 Comment
  CHSC112081  Poa pratensis subsp. angustifolia L. P. Janeway 2014-7-15 11522 Plumas Northern High Sierra Nevada. Plumas National Forest; Happy Valley, about 6.4 air-km northeast of Cromberg; along Long Valley Creek in the southwest corner of Happy Valley (the lower corner of the meadow complex). 1717 Comment
  CDA2372  Poa pratensis subsp. pratensis L. Ahart, J. Dittes, Robert A. Schlising, J Guardino 2004-7-3 11165 Plumas On the north side of a forest road, about 1/4 mile north of Taylor Rock, about 1 mile (air) southwest of Grizzly Peak, about 5 miles (air) south of Taylorsville, about 8 miles (air) northeast of Quincy. Comment
  UC1132702  Poa pratensis subsp. pratensis A. Lewis 1934-6-18 487 Plumas Little Grass Valley; Plumas Nat'l Forest, Downieville Quadrangle Comment
  RSA300157  Poa secunda J. T. Howell 1962-6-17 37705 Plumas Portola 1463 Comment
  SBBG683  Poa secunda A. A. Beetle 1941-6-28 2797 Plumas St Hwy 36, 10 mi W of Chester 1524 Comment
  SEINET7294038 Image available Poa secunda subsp. juncifolia John Thomas Howell 1955-1 30800 Plumas Vinton 1506 Comment
  CAS-BOT-BC242959  Poa secunda subsp. secunda A. A. Beetle 1941-6-28 2794 Plumas 10 miles W of Chester, route 36, mountain meadow near small stream Comment
  CAS-BOT-BC242977  Poa secunda subsp. secunda Anna Head 1962-6-18 37773 Plumas Sierra Valley near Beckwourth. 0.75 mile SW of Beckwourth on road to Sierraville 1487 Comment
  UCD92065  Poa secunda subsp. secunda K. A. Wagnon 1967-7-11 s.n. Plumas Plumas National Forest. Comment
  CAS-BOT-BC244143  Poa sierrae John Thomas Howell; Gordon H. True 1969-4-8 45483 Plumas Lewisia Rock, 3.5 miles SW of Belden, Feather River Canyon 609 Comment
  RSA309604  Poa sierrae J. T. Howell 1967-6-23 42740 Plumas 3.5 miles southwest of Belden, Feather River Canyon 610 Comment
  CAS-BOT-BC244319  Podagrostis humilis John Thomas Howell 1960-7-23 35954 Plumas Lassen Volcanic National Park. Drakesbad, Soda Spring 1828 Comment
  SEINET10496955  Polemonium caeruleum subsp. amygdalium Mary Susan Taylor 1981-6-18 Taylor 3938 Plumas T25N R12E sw/ne sec 25. Grizzly Valley quad. Along spring crossing Beckwourth- Genesee Rd, N of Crystal Greek, ca. 2 mi S of Notson Bridge, ca. 17 air mi NE of Blairsden. 5700 ft elev. 1737 Comment
  CHSC92934  Polemonium californicum L. P. Janeway; B. Castro 2005-9-11 8545 Plumas Northern High Sierra Nevada. Near the Pacific Crest Trail about 0.6 km north of Three Lakes. 1899 Comment
  CHSC97281  Polemonium occidentale Lowell Ahart; John Dittes, Josephine Guardino 2007-8-10 14469 Plumas About 100 yards south of Beckwourth Gensee Road, there is a small quarry east of a poor road, the meadow and stream, about 2 miles (air) north of the north end of Lake Davis. 1761 Comment
  CHSC112517  Polemonium occidentale subsp. occidentale L. P. Janeway 2014-7-15 11532 Plumas Northern High Sierra Nevada. Plumas National Forest; Happy Valley, about 6.4 air-km northeast of Cromberg; along Long Valley Creek in the southwest corner of Happy Valley (the lower corner of the meadow complex). 1717 Comment
  CHSC95015  Polygonum aviculare Lowell Ahart 2006-10-23 13483 Plumas Gravel bar, on the west side of Slate Creek (there is a large gravel flat caused by the dam), where the road ends, about 50 yards north of the dam across Slate Creek, about 1/8 mile northeast of Scales Road, about 5 1/2 miles (air) northeast of Strawberry Valley. 1281 Comment
  UC501388  Polygonum convolvulus David D. Keck Jul 3 1932-Jul 5 1932 1669 Plumas Quincy Northern Sierra Nevada 1065 Comment
  UC584340  Polygonum davisiae G. L. Stebbins Jr. and J. A. Jenkins 1937-7-9 2248 Plumas n Engelmine (sw slopes and ridge crest); Red Rock Comment
  RSA726354  Polygonum douglasii L. Ahart, John Dittes 2007-6-16 14091 Plumas East side of the small stream, on the south side of County Road 111 (Beckwourth Gensee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1648 Comment
  CHSC73809  Polygonum douglasii subsp. douglasii B. Castro; G. Kuenster, L. Gehrung 1994-9-19 547 A Plumas Ca 1.5 air mi S of Bucks Lake, and 0.2 mi W of USFS Rd 23N18, on dirt road to Cedar Flat. 1688 Comment
  JEPS50556  Polygonum douglasii subsp. douglasii W. L. Jepson 1939-8-4 19330 Plumas Rock Creek Meadow Valley 1219 Comment
  CHSC102972  Polygonum douglasii subsp. spergulariiforme Lowell Ahart; John Dittes 2009-9-7 16897 Plumas Below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam. 1591 Comment
  CHSC46682  Polygonum douglasii subsp. spergulariiforme Vernon H. Oswald 1988-8-5 3629 Plumas Humbug Valley, 0.2 mi s of Soda Spring on the road to Yellow Creek Campground, ca. 13 mi (air) s of Chester. 1319 Comment
  JEPS50553  Polygonum douglasii subsp. spergulariiforme W. L. Jepson 1939-8-12 19407 Plumas Ferris Creek; branch of Last Chance Creek 1767 Comment
  RSA95484  Polygonum kelloggii L. S. Rose 1954-5-30 54060 Plumas Johnsville 1601 Comment
  RSA52913  Polygonum lapathifolium R. Weatherby 1950-7-21 1470 Plumas East Quincy. 1037 Comment
  RSA0105473  Polygonum minimum Lowell Ahart 2014-8-31 19800 Plumas In and along the sides of Black Rock Creek, about 200 yards south of the foot bridge across Black Rock Creek, about 200 yards south of the Black Rock, Little Grass Valley Reservoir, about 4 1/2 miles (air) northwest of La Porte. 1536 Comment
  JEPS115129  Polygonum persicaria Lowell Ahart, John Dittes, Josephine Guardino 2009-7-29 16238 Plumas On dry to damp bare soil, below the high water line of Lake Almanor, 1,849 feet northwest of Lake Almanor Dam 1591 Comment
  CAS-BOT-BC419888  Polygonum polygaloides subsp. confertiflorum John Thomas Howell 1962-6-18 37807 Plumas Sierra Valley near Beckwourth 1487 Comment
  CAS-BOT-BC420058  Polygonum polygaloides subsp. kelloggii John Thomas Howell 1962-6-18 37805 Plumas Sierra Valley, near Beckwourth 1487 Comment
  CAS-BOT-BC71845  Polypodium californicum J. G. Lemmon 1880-1-1 s.n. Plumas Sierra Valley Comment
  CHSC52720  Polystichum imbricans subsp. curtum L. P. Janeway 1990-8-3 3826 Plumas Along N Fk Feather River ca 100 ft S of Waller Cr and just NE of Gansner Bar. Plumas National Forest Quincy Ranger District. 701 Comment
  JEPS124292  Polystichum imbricans subsp. curtum Lowell Ahart 2015-10-23 20577 Plumas About 100 yards northwest of the intake building, about 2 1/4 miles (air) northeast of La Porte Road, about 6 miles (air) southwest of La Porte. Comment
  UCD136492  Polystichum imbricans subsp. imbricans F. H. Bolster 1912-9-2 61 Plumas Feather River Canyon. Comment
  CHSC84936  Polystichum kruckebergii Lowell Ahart 2003-10-17 10646 Plumas Cliffs northeast of Humboldt Peak, about 3/4 mile east of Humboldt Summit, about 8 miles (air) northeast of Butte Meadows. 2103 Comment
  CDA18675  Polystichum lemmonii G. D. Barbe, T. C. Fuller 1982-6-15 3729 Plumas Sierra Nevada; Red Hill Summit, Plumas National Forest. 1901 Comment
  CHSC8773  Potamogeton alpinus S. Chulasmai 1966-5-13 32 Plumas Honey Lake. Comment
  CAS-BOT-BC267204  Potamogeton foliosus Malcom A. Nobs; S. Galen Smith 1949-8-18 1363 Plumas Last Chance Marshes at N end of Lake Almanor, just S of Chester Comment
  UC1028644  Potamogeton foliosus Robert J. Weatherby 1950-7-28 1492 Plumas near Quincy; Snake Lake 1219 Comment
  CHSC85010  Potamogeton gramineus L. P. Janeway; B. Castro 2003-9-7 7986 Plumas High Cascade Range. Caribou Wilderness Area; lake/pond/ slough/meadow complex between Hidden Lakes and Beauty Lake, 1.1 km south of Long Lake. Pond edges. 2063 Comment
  CAS-BOT-BC453791  Potamogeton natans Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1507 Plumas Butterfly Botanical Area and Vicinity 1097 Comment
  SEINET5712421 Image available Potamogeton natans Michelle Yeargan 1973-1 Y 072 Plumas 2 miles west of Keddie.; Keddie Comment
  SD6453  Potamogeton perfoliatus Daniel Cleveland July 1882 Plumas Feather River Comment
  CAS-BOT-BC143115  Potentilla breweri Wayne Dakan 1975-7-20 s.n. Plumas Round Lake (ca. 1 mi. nw. of Gold Lake) 2046 Comment
  CHSC89324  Potentilla glandulosa G. Douglas Barbe; T. C. Fuller, J. T. Howell 1981-6-23 3146 a Plumas Sierra Nevada. 3.25 mi west of Round Valley Reservoir Dam, 0.25 mi east of jct with road to Canyon Dam (i.e. south arm of Lake Almanor). 1633 Comment
  CHSC43734  Potentilla glandulosa subsp. ashlandica Vernon Oswald 1986-7-10 2194 Plumas Forest Service Rd. (Pacific Crest Trail) 1.9 mi w of LaPorte-Quincy Rd. Roadside. 1859 Comment
  JEPS15482  Potentilla gracilis Joseph and Hilda W. Grinnell 1938-6-11 1095 a Plumas meadows near Mohawk; meadows near Mohawk 1341 Comment
  CAS-BOT-BC540075  Potentilla gracilis var. fastigiata Anna Head 1920-7-25 s.n. Plumas Lake Center 1920 Comment
  CAS-BOT-BC158521  Potentilla millefolia Lloyd W. Swift 1931-5-16 47 Plumas Plumas National Forest. Murdock Crossing 1524 Comment
  CDA40574  Potentilla recta Willo Vieira 2014-6-18 PDR# 320 P06131721 Plumas Quincy; Lee Road, site #1. 0 Comment
  CHSC112554  Poteridium annuum B. Castro; L. P. Janeway 2007-6-7 1639 Plumas Northern High Sierra Nevada. NW side of lower Thompson Valley 1.25 mi N of the mouth of McReynolds Creek at Red Clover Creek. W side of Thompson Creek, downstream of small rock dam, ca 600 ft below edge ofopen Ponderosa-Jeffrey pine forest. 1673 Comment
  CHSC53218  Poteridium annuum L. P. Janeway 1989-6-15 3326 Plumas Plumas National Forest. Along the rd into Jackson Cr campground; cyn of Middle Fk Feather River. 1371 Comment
  CHSC53305  Prunus emarginata L. P. Janeway 1989-6-20 3352 Plumas Plumas National Forest. Slope near top of Crocker Mtn overlooking Red Clover Valley. 2194 Comment
  RSA252498  Prunus emarginata Robert F. Thorne 1969-9-6 39224 Plumas Ca. 2.5 miles S of Graeagle on Gold Lake Road. 1646 Comment
  RSA31121  Prunus emarginata A. A. Heller 1915-7-7 12055 Plumas Near the summit of Soapstone ridge in the Sierra Nevada, 12 miles west of Bucks in the forest. 1677 Comment
  UC1128293  Prunus emarginata C. G. Albertus 1935-8-3 251 Plumas 1 1/2 mi se of Cromburg (Plumas National Forest); Plumas National Forest 1310 Comment
  CAS-BOT-BC154646  Prunus subcordata Mary Strong Clemens 1920-5-27 s.n. Plumas Taylorsville Comment
  CAS-BOT-BC154848  Prunus virginiana var. demissa Alice Eastwood 1918-5-25 7039 Plumas Portola Comment
  SBBG33124  Prunus virginiana var. demissa K. K. Muller 1963-8-17 1246 Plumas near Quincy Comment
  CDA26215  Prunus virginiana var. melanocarpa G. D. Barbe 1975-6-4 2034 Plumas 1/2 mile east of La Porte Road on Highway 70 east of Quincy. 0 Comment
  CAS-BOT-BC357346  Pseudognaphalium microcephalum Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1465 Plumas Butterfly Botanical Area and Vicinity. In bed of Spanish Creek near confluence of Butterfly Creek 883 Comment
  CAS-BOT-BC361483  Pseudognaphalium stramineum John Thomas Howell 1959-9-21 34794 Plumas Virgilia 841 Comment
  CAS-BOT-BC361680  Pseudognaphalium thermale John Thomas Howell 1975-7-22 51352 A Plumas 2 miles northwest of Spring Garden 1173 Comment
  CDA13388  Pseudostellaria jamesiana G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13237 Plumas Sierra Nevada; Above headwaters of Bull Run Creek off USFS 23N12E. Comment
  CDA15899  Pseudostellaria jamesiana B. Smith, G. F. Hrusa 1996-7-16 s.n. Plumas Plumas National Forest; About headwaters of Bull Run Creek off USFS 23N12E. Comment
  CHSC63133  Pseudostellaria jamesiana Lowell Ahart 1994-7-7 7452 Plumas On the north side of Pacific Crest Trail, on Bunker Hill Ridge, about 3/4 miles (air) south-east of Pilot Peak. 2011 Comment
  RSA101456  Pseudostellaria jamesiana R. Weatherby 1955-7-2 1582 Plumas Wilcox Valley. 1768 Comment
  UC1950074  Pseudostellaria jamesiana Barbara Ertter 2001-7-21 17785 Plumas southeast Diamond Mountains northeast of Frenchman Lake, northease slope of rhyolite plug (area otherwise granite), between Galeppi Creek and Spring Creek Comment
  CAS-BOT-BC361776  Psilocarphus brevissimus var. brevissimus Herbert L. Mason 1952-7-17 14390 Plumas Sierra Nevada. Beckwourth. Sierra Valley 1524 Comment
  UC177449  Psilocarphus brevissimus var. brevissimus T. S. Brandegee 1892-7-4 Plumas Prattville Comment
  UC965585  Psilocarphus brevissimus var. brevissimus Herbert L. Mason 1952-7-17 14390 Plumas Beckwourth Sierra Nevada, Sierra Valley 1524 Comment
  CAS-BOT-BC361846  Psilocarphus oregonus Alice Eastwood 1927-6-17 14685 Plumas United States Forest Reserve. Long Valley Comment
  CAS-BOT-BC361999  Psilocarphus tenellus John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1967-6-12 2009 Plumas Butterfly Botanical Area and Vicinity 1127 Comment
  SBBG30515  Psilocarphus tenellus D. Myrick 1968-6-19 1950 Plumas St Hwy 89, W of Lake Almanor 1371 Comment
  RSA716592  Pteridium aquilinum var. pubescens L. Ahart, John Dittes 2005-9-19 12404 Plumas About 1 1/4 miles east of Kettle Rock, about 1 1/4 miles southeast of Taylor Lake. 1990 Comment
  SFV8528  Pteridium aquilinum var. pubescens J. I. Mallory 1969-8-21 355 Plumas Sierra Nevada 1.5 miles north-northwest of Camel Peak and 9 miles west-northwest of La Porte. 1524 Comment
  SEINET5715485 Image available Pteridium aquilinum var. pubescens James I. Mallory 1969-1 355 Plumas 1.5 miles NNW of Camel Peak and 9 miles WNW of La Porte, Plumas National Forest.; Camel Peak 1524 Comment
  CAS-BOT-BC453567  Pterospora andromedea Walter Knight; Irja Knight; John Thomas Howell 1966-7-27 1403 Plumas Butterfly Botanical Area and Vicinity: West of Pond reservoir 1097 Comment
  SD7827  Pterospora andromedea D. Cleveland july 1882 Plumas Big Meadows Comment
  CAS-BOT-BC460528  Pterospora andromedea Alice Eastwood 1927-6-13 14563 Plumas US Forest Reserve: Forest Lodge near Greenville Comment
  POM82029  Pteryxia terebinthina Marcus E. Jones 1897-7-9 s.n. Plumas On road from Prattville to Chico. On the Big Divide. 1829 Comment
  CHSC96848  Purshia tridentata var. tridentata Lowell Ahart; John Dittes, Josephine Guardino 2007-6-8 14003 Plumas East side of an open rocky flat, 20 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis. 1965 Comment
  JEPS115109  Pycnanthemum californicum Lowell Ahart, John Dittes 2009-7-27 16181 Plumas On dry soil, about 20 yards north of the poor dirt road, about 20 yards east of a small pond, headwaters of Grizzly Gulch, 2.1 miles (air) northeast of Butt Valley Reservoir Dam 1479 Comment
  POM161726  Pycnanthemum californicum R. C. Bacigalupi 1927-7-12 1723 Plumas at Quincy Junction Station 1067 Comment
  HSC93304  Pycnanthemum californicum Vernon H. Oswald, L. Ahart 1996-8-1 8132 Plumas Old Haun Rd. (Rd. 201) on the S slope of Dyer Mtn. at Second Water Trough Creek, .5 mi. W of Hauns Meadow, SE of Dyer Mtn. Lookout, N of Hwy. 89, E of Lake Almanor, NW of Greenville 1433 Comment
  CHSC85720  Pyrola aphylla G. Douglas Barbe; T. C. Fuller, J. T. Howell 1981-6-24 3214 Plumas Sierra Nevada. 0.5 mile north of Taylor Creek Road (to Solomon Saddle) junction, on Mt. Hough-Crystal Lake Road. 1584 Comment
  UC474272  Pyrola asarifolia H. F. Copeland 1920-7-17 Plumas Butt Mountain, between Plumas and Tehama Cos. Comment
  CHSC62548  Pyrola asarifolia subsp. asarifolia B. Castro; R. A. Schlising 1987-7-21 160 Plumas Ca 6 mi E of Graeagle and 6 mi W of Clio via Hwy 70/89, off USFS Rd 22N98 at lower edge of a spring on unnamed E-trending tributary to Mohawk Ck. 1600 Comment
  CHSC117552  Pyrola dentata Lowell Ahart 2016-7-9 21098 Plumas South of road bank, about 1/2 mile southeast of Table Mountain, about 1 1/2 miles (air) northwest of Tamarack Flat, about 3 1/2 miles (air) northwest of Little Grass Valley Reservoir Dam. 1759 Comment
  CAS-BOT-BC462779  Pyrola dentata A. A. Heller; P. B. Kennedy 1907-7-8 8764 Plumas Grade between Greenvile and Prattville Comment
  CHSC52733  Pyrola picta L. P. Janeway 1990-7-31 3820 Plumas Plumas National Forest. Near the crest of Grizzly Ridge, on the N side at head of drainage of the SW fork of Paradise Cr. 2042 Comment
  CHSC66623  Pyrola picta Vernon H. Oswald; Lowell Ahart 1996-7-15 8021 Plumas E side of the arm of Lake Almanor extending N from the Hwy. 36 causeway, S of the point where the road to Last Chance Campground (28N11) begins to parallel the lake. Along a Jeep road paralleling the shore of the lake. 1371 Comment
  CAS-BOT-BC466101  Pyrola picta Alice Eastwood 1927-6-12 14528 Plumas United States Forest Reserve: Forest Lodge near Greenville Comment
  UC1584012  Pyrrocoma apargioides G. Schoolcraft 1990-6-4 2072 Plumas about 5 mi e Beckwourth (on s side of Hwy 70) 1490 Comment
  RSA715689  Pyrrocoma carthamoides var. cusickii L. Ahart, Josephine Guardino 2005-8-10 12306 Plumas Along a poor logging road, northeast of a small branch of Lights Creek, east side of Forest Road 27N54, about 5 1/2 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1822 Comment
  CHSC36943  Pyrrocoma lanceolata var. lanceolata M. S. Taylor 1982-9-13 5138 Plumas Ramelli Ranch, near Calpine Rd (109) bridge over Feather River, s side of the river, ca. 1 mi w of Beckwourth. 1487 Comment
  CAS-BOT-BC123568  Pyrrocoma lucida David Daniels Keck 1938-8-9 4897 Plumas 1 mile W of Portola, along road to Blairsden. 1480 Comment
  CAS-BOT-BC328160  Pyrrocoma lucida Roxana S. Ferris 1951-9-14 12469 Plumas Between Graeagle adn Calpine just north of Sierra County line (State Highway 89) Comment
  CAS-BOT-BC362342  Pyrrocoma racemosa var. paniculata G. Schoolcraft 1997-8-5 2628 Plumas W. of Co. Rd. A-1 near Swain Meadow 1767 Comment
  CAS-BOT-BC362346  Pyrrocoma racemosa var. paniculata John Thomas Howell 1977-8-11 52717 Plumas Chilcoot 1524 Comment
  CHSC9719  Quercus chrysolepis Nancy Mosman 1971-7-11 86 Plumas Along w side of Hwy 70 ca. 0.2 mi s of the Belden turnoff. 1025 Comment
  RSA622139  Quercus chrysolepis J. M. Tucker 1948-7-25 1750 Plumas 1.3 mi. east of Camp 18, area of Camel's Peak. 1220 Comment
  SFV17673  Quercus chrysolepis J. M. Tucker 1948-7-25 1736 Plumas Sierra Nevada Summit of "Lava Cap," about 1 mile south of Cascade. 1436 Comment
  CAS-BOT-BC93978  Quercus durata John Thomas Howell 1959-9-21 34789 Plumas Rich Bar 762 Comment
  UCD45906  Quercus durata var. durata John Thomas Howell 1959-9-21 34791 Plumas El. 2500 feet, Plumas County. 762 Comment
  UCD46185  Quercus garryana F. T. Griggs 1977-7-17 229 Plumas Soda Creek, ca. 5 miles north of Belden, Plumas County, California. 1524 Comment
  CHSC96739  Quercus garryana var. breweri L. P. Janeway 2007-5-20 8988 Plumas Northern High Sierra Nevada. Along road 26N22F (to the top of Red Hill) 2.4 road km from Deadwood Saddle; 2.6 air km east of the summit of Red Hill. 1594 Comment
  CAS-BOT-BC94270  Quercus garryana var. semota Lowell Ahart 1981-7-18 2936 Plumas About 50 m W of the road, about 3 miles N of Belden on Caribou Road 1200 Comment
  CAS-BOT-BC105311  Quercus kelloggii Mrs. E. C. Suttiffe 1920-9-1 s.n. Plumas Gold Valley Comment
  CAS-BOT-BC104595  Quercus vacciniifolia Anna Head 1921-7-6 s.n. Plumas Bear Ridge, above Lake Center Camp. Feather River Region Comment
  CAS-BOT-BC104603  Quercus vacciniifolia John Thomas Howell 1960-7-17 35500 Plumas Lassen Volcanic National Park, Drakesbad 1828 Comment
  RSA59328  Quercus vacciniifolia E. K. Balls 1950-9-9 15774 Plumas 0.5 mile west of Lakes Center Public Campground along trail to Long Lake outlet. 2043 Comment
  SD225861  Quercus vacciniifolia John M. Tucker 1948-7-24 1733 Plumas About 1/4 mi. below the Camel Peak Lookout, along the road 1676 Comment
  UC1135813  Quercus vacciniifolia E. Nourse 1934-9-5 32 Plumas 2.5 mi n and 0.75 mi w Pilot Peak; Plumas National Forest, Downieville Quad. 1920 Comment
  UC1135816  Quercus vacciniifolia D. Axelrod 1934-6-6 5 Plumas sw of La Porte; Plumas National Forest, Downieville Quad. 1645 Comment
  CHSC39782  Quercus wislizeni var. wislizeni Eloise Gallatin 1935-5-19 Plumas Feather River Canyon. Comment
  CAS-BOT-BC379236  Ranunculus alismifolius var. alismellus A. A. Heller; P. B. Kennedy 1907-7-9 8792 Plumas Prattville Comment
  SEINET5338282  Ranunculus alismifolius var. hartwegii J. Young 1982-1 s.n. Plumas Dye creek meadow. 1524 Comment
  CHSC57827  Ranunculus alismifolius var. lemmonii Vernon H. Oswald; Lowell Ahart 1992-5-6 4933 Plumas Lassen Volcanic National Park. Trail between Willow Lake and Terminal Geyser, just inside the boundary of the park. Meadow. 1658 Comment
  CHSC81143  Ranunculus aquatilis var. diffusus Lowell Ahart 2001-8-29 9233 Plumas On the bottom of Little Last Chance Creek, on the strand of Frenchman Lake. 1700 Comment
  CAS-BOT-BC379246  Ranunculus aquatilis var. diffusus John Thomas Howell 1960-7-23 35970 Plumas Lassen Volcanic National Park, Drakesbad, Dream Lake 1829 Comment
  HSC18120  Ranunculus aquatilis var. diffusus W. R. Rogers 1966-7-6 208 Plumas Ramelli Creek 1982 Comment
  UCD20198  Ranunculus aquatilis var. diffusus R. Yeo 1971-7-19 s.n. Plumas Lake Davis, near Portola. Comment
  SEINET7720819  Ranunculus cymbalaria Unknown Plumas Goose Lake Valley Comment
  RSA726542  Ranunculus cymbalaria var. saximontanus L. Ahart, John Dittes 2007-6-17 14163 Plumas About 1/4 mile east of bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1655 Comment
  CHSC108715  Ranunculus flammula var. ovalis B. Castro; L. P. Janeway 2003-9-7 1457 Plumas High Cascade Range. Caribou Wilderness Area; lake/pond/slough/meadow complex between Hidden Lakes and Beauty Lake, ca 0.7 mi south of Long Lake. At a pair of ponds, at E edge of smaller upper pond ca 8 ft above water's edge. 2063 Comment
  SEINET8697083  Ranunculus glaberrimus var. ellipticus C. Tanner 1999-3-1 s.n. Plumas Portola, area bounded by Plumas and Quincy Streets on N/S, by Willow and Rock Streets on E/W. 1484 Comment
  UC1126203  Ranunculus occidentalis C. W. Hanks 1934-8-10 34 Plumas Sierra Valley Plumas National Forest, Sierraville Quadrangle (canyon on ne edge) Comment
  UC1126206  Ranunculus occidentalis E. Sawyer 1935-5-28 48 Plumas 3 1/4 mi ese Grizzly Pk.; Sierraville Quadrangle Comment
  UC176350  Ranunculus occidentalis A. A. Heller 1913-6-13 10835 Plumas near Marston Station 1066 Comment
  RSA232638  Ranunculus occidentalis var. eisenii Larry E. DeBuhr, Gary D. Wallace 1972-5-21 592 Plumas Plumas Nat'l Forest, Butterfly Valley about 1 mile SW of Keddie. 1189 Comment
  CAS-BOT-BC55824  Rhamnus John Thomas Howell 1977-6-21 52395 Plumas Vista Point near Lake Almanor Dam 1432 Comment
  JEPS41949  Rhamnus purshiana E. Fritz 1936-6-9 Plumas Meadow Valley 1188 Comment
  RSA339163  Rhamnus purshiana Margaret J. Williams, Betty Larson 1983-8-12 s.n. Plumas W. side of the Sierra Nevada, near Jamison Creek, above Johnsville. 1677 Comment
  UCR179428  Rhamnus purshiana W. B. McHenry 1990-1 s.n. Plumas Northern Sierra Nevada Mountains, Bucks Lake 1646 Comment
  JEPS112916  Rhamnus rubra Dean W. Taylor 2001-8-2 17894 Plumas on northwestern flank Lexington Hill along Forest Road 21N15 ca. 0.3 miles N of junction of Forest Road 21N05Y (ca. 1.5 air mile W of La Porte) 1676 Comment
  CAS-BOT-BC56574  Rhododendron columbianum Lewis S. Rose 1969-6-24 69052 Plumas Butterfly Valley, 5 mi. west of Keddie 1310 Comment
  CHSC13625  Rhododendron neoglandulosum M. S. Taylor 1974-7-3 299 Plumas Along roadside in Darlington bog in Butterfly Valley Botanical Area, ca. 5 mi nw of Quincy. 1173 Comment
  CHSC82448  Rhododendron neoglandulosum Lowell Ahart 2002-7-6 9841 Plumas On the south side of the dirt road and south of the large meadow, on Rock Island Ridge, about 3/4 mile southeast of Soapstone Hill and the Oroville Quincy Highway, about 1 1/2 miles (air) northeast of Four Trees. 1611 Comment
  CHSC21034  Rhododendron occidentale F. T. Griggs; A. Pass 1975-7-3 69 Plumas North of Grizzly Forebay. Comment
  UC1127248  Ribes cereum E. Sawyer 1935-7-9 279 Plumas 2 3/4 mi ssw Crow; Plumas National Forest, Sierraville Quadrangle Comment
  CAS-BOT-BC173032  Ribes cereum var. cereum Anna Head 1921-6-25 s.n. Plumas Lake Center Camp, Feather River Region Comment
  CHSC91815  Ribes cereum var. cereum G. D. Barbe; T. C. Fuller 1982-6-16 3795 Plumas Northern California. Plumas National Forest. Meadow below Mud Lake, 3/4 mi NE of Eisenheimer Peak. [Lat./long. on label is '40 10 N; 120 43 W']. 2097 Comment
  CHSC98319  Ribes cereum var. cereum B. Castro; L. P. Janeway 2005-7-10 1502 Plumas Northern High Sierra Nevada. NW end of the Diamond Mtns, just S of crest. Along jeep road ca 0. 2 mi from its jcn with sharp bend in Rd 27N12, along rocky upper end of Stony Creek. In open Jeffrey pine/Mtn juniper/Cercocarpus ledifolius woodland. 1965 Comment
  CHSC60902  Ribes montigenum Vernon H. Oswald 1993-7-1 5630 Plumas Lassen Volcanic National Park. Creek on the E side of Juniper Lake Rd., ca. 1.0 mi N of the Park boundary. Twigs from a shrub ca. 8 dm tall growing among rocks on the E bank of the creek. 2029 Comment
  CAS-BOT-BC219217  Ribes nevadense Mrs. H. C. Cantelow 1949-6-10 1 Plumas Feather River Canyon Comment
  CHSC27507  Ribes nevadense Susan M. Schulz 1978-4-23 18 Plumas Jct. of hwy. 70 and 149, n on 70 35.6 mi, n entrance of Elephant Butte Tunnel on Feather River Canyon. 609 Comment
  CHSC98940  Ribes nevadense Lowell Ahart 2008-6-5 14811 Plumas Steep west bank of the South Fork of the Feather River, about 1/8 mile southwest of the Feather Fork Mine, about 1 1/4 miles northeast of the Little Grass Valley Reservoir. 1645 Comment
  JEPS115783 Image available Ribes nevadense Lowell Ahart, John Dittes, Josephine Guardino 2009-6-14 15871 Plumas Southwest of Forest Road 27N01Y, about 1.3 miles (air) west of Lake Almanor Dam 1462 Comment
  UC465793  Ribes nevadense H. M. Hall July 1912 9322 Plumas Long Lake Sierra Nevada Mountains 2042 Comment
  UC580681  Ribes nevadense F. W. Embree 1934-6-6 85 Plumas 1 1/2 mi nw Bucks Mountain; Bidwell Bar Quadrangle Comment
  CHSC21109  Ribes roezlii F. T. Griggs; A. Pass 1975-7-1 23 Plumas East of Grizzly Peak. Buck's Lake Forest Service Survey. Comment
  UC1127529  Ribes roezlii C. W. Hanks 1934-8-31 64 Plumas hill ne Sierra Valley; Plumas National Forest, Sierraville Quadrangle Comment
  CAS-BOT-BC186235  Ribes roezlii var. roezlii Walter Knight; Irja Knight 1966-6-18 1286 Plumas Butterfly Valley 1143 Comment
  CAS-BOT-BC186221  Ribes roezlii var. roezlii John Thomas Howell 1960-7-18 35555 Plumas Drakesbad 1828 Comment
  CHSC46658  Ribes viscosissimum Lowell Ahart 1989-7-2 6355 a Plumas About 10 miles north-east of La Porte, about 1/4 mile north of Pilot Peak, growing on dry bare soil in openings, north of where the dirt road forks, the south fork leads to the Lookout on Pilot Peak. 2103 Comment
  UC1127632  Ribes viscosissimum G. Burks 1933-8-8 24 Plumas 4 1/2 mi e and 1 mi n Camel Peak; Plumas National Forest, Bidwell Bar Quadrangle Comment
  CHSC80651  Ribes viscosissimum var. hallii Lowell Ahart 2001-6-4 8753 Plumas About 1/8 mile north of the Feather Fork Mine, about 2 miles northeast of Little Grass Valley Reservoir, about 6 miles (air) northeast of La Porte. 1615 Comment
  CHSC98942  Ribes viscosissimum var. viscosissimum Lowell Ahart 2008-6-5 14812 Plumas Steep west bank of the South Fork of the Feather River, about 1/8 mile southwest of the Feather Fork Mine, about 1 1/4 miles northeast of the Little Grass Valley Reservoir. 1645 Comment
  CHSC36917  Rigiopappus leptocladus M. S. Taylor 1982-6-10 4623 Plumas S side of 23N72, 1/2 mi w of Table Rock, ca. 2.5 mi ne of Beckwourth. 1645 Comment
  JEPS102610  Rorippa curvisiliqua var. orientalis Lowell Ahart 2001-10-16 9381 Plumas On the SW side of Round Valley Reservoir, about 2 1/2 miles SW of Greenville. 1363 Comment
  JEPS110523  Rorippa curvisiliqua var. orientalis Lowell Ahart 2006-10-23 13476 Plumas On the east side of Slate Creek (there is a large gravel flat caused by the dam), about 30 yards south of where the road ends, about 20 yards north of the dam across Slate Creek, about 1/8 mile northeast of Scales Road, about 5 1/2 miles (air) northeast o 1281 Comment
  CAS-BOT-BC74871  Rorippa tenerrima John Thomas Howell 1976-7-14 51827 Plumas Sierra Nevada. Quincy. 1051 Comment
  CAS-BOT-BC146374  Rosa J. T. Howell 1977-6-20 52371 Plumas Lake Almanor Peninsula 1371 Comment
  CDA26254  Rosa bridgesii L. Ahart, J. Dittes, J Guardino, Robert A. Schlising 2004-7-3 11174 Plumas On the north side of a forest road, about 1/4 mile north of Taylor Rock, about 1 mile (air) southwest of Grizzly Peak, about 5 miles (air) south of Taylorsville, about 8 miles (air) northeast of Quincy. Comment
  CAS-BOT-BC148173  Rosa gymnocarpa John Thomas Howell; Walter Knight; Irja Knight; Gordon H. True 1967-7-12 2112 Plumas At spring - Butterfly Botanical Area and vicnity 1127 Comment
  JEPS45671  Rosa gymnocarpa W. L. Jepson 1924-7-22 10605 Plumas Rich Point Middle Fork Feather River 914 Comment
  CAS-BOT-BC148295  Rosa pinetorum L. P. Janeway 1990-6-15 3719 Plumas Along Rattlesnake Cerek, 2.1 mi (along the creek) N of Hwy 70/89; off the N side of Long Valley - Plumas National Forest Beckwourth Ranger District 1524 Comment
  CAS-BOT-BC147045  Rosa pisocarpa John Thomas Howell 1961-6-21 36701 Plumas Greenville 1097 Comment
  CAS-BOT-BC149728  Rosa woodsii subsp. ultramontana Thomas H. Kearney 1944-8-14 72 Plumas Near Prattville, Lake Almanor Comment
  CAS-BOT-BC149730  Rosa woodsii subsp. ultramontana Alice Eastwood 1927-6-12 14508 Plumas Forest Camp, Greenville, United States Forest Reserve Comment
  CAS-BOT-BC149734  Rosa woodsii subsp. ultramontana Alice Eastwood 1927-6-1 14906 Plumas On road from [Chilcott] Chilcoot, United States Forest Reserve Comment
  CHSC81146  Rosa woodsii subsp. ultramontana Lowell Ahart 2001-8-29 9226 Plumas Near Ramelli Creek, a branch of Little Last Chance Creek, about 3 miles (air) north of Frenchman Lake. 1737 Comment
  CAS-BOT-BC148002  Rubus leucodermis Thomas H. Kearney 1944-8-14 63 Plumas Near Prattville, Lake Almanor Comment
  CAS-BOT-BC147968  Rubus parviflorus Alice Eastwood 1927-6-11 14484 Plumas Forest Lodge near Greenville - United States Forest Reserve Comment
  CAS-BOT-BC147970  Rubus parviflorus T. C. Fuller; G. D. Barbe; John Thomas Howell 1981-6-26 54376 Plumas 0.75 miles northeast of Bucks Summit on road to Quincy - Sierra Nevada 1600 Comment
  JEPS127341  Rubus parviflorus Lowell Ahart 2016-7-9 21100 Plumas About 1/2 mile southeast of Table Mountain, about 1 1/2 miles (air) northwest of of Tamarack Flat, about 3 1/2 miles (air) northwest of Little Grass Valley Reservoir Dam. Comment
  UC1128645  Rubus parviflorus G. Burks 1933-8-8 25 Plumas 4 1/2 mi e and 1 mi n Camel Peak; Plumas National Forest, Bidwell Bar Quadrangle 1706 Comment
  RSA59306  Rubus parviflorus var. bifarius E. K. Balls 1950-9-12 15789 Plumas 1.5 miles along trail from Lakes Center Public Campground to Long Lake outlet (S Plumas Co.) 2012 Comment
  CHSC97586  Rumex acetosella Lowell Ahart; John Dittes 2007-6-17 14206 Plumas Gravel bar along Red Clover Creek, about 30 yards east of County Road 111 (Beckwourth Genesee Road), about 1/4 mile east of Bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1654 Comment
  CAS-BOT-BC422045  Rumex acetosella Alice S. Mulford 1944-8-12 s.n. Plumas Dry Field s.w. side of Mohawk Tavern, Mohawk 1341 Comment
  CAS-BOT-BC422163  Rumex californicus D. E. Breedlove 1962-6-12 3443 Plumas On northern bank of Indian Creek along State Hwy. 89, 6.9 miles south of Greenville 1066 Comment
  CHSC97217  Rumex conglomeratus Lowell Ahart; Josephine Guardino 2007-7-20 14347 Plumas Strand of Lake Davis, about 100 yards west of Long Point, northeast side of Lake Davis. 1763 Comment
  OBI34305  Rumex crispus Bernie Smith 1966-7-26 180 Plumas Pinchard Crk Comment
  CHSC53063  Rumex paucifolius subsp. paucifolius L. P. Janeway 1989-6-20 3345 A Plumas Plumas National Forest Beckwourth Ranger District. Forest along SW side of Red Clover Valley. Openings of mostly bare soil in sagebrush. 1691 Comment
  CAS-BOT-BC434311  Rumex triangulivalvis John Thomas Howell 1977-8-11 52711 Plumas Bottom of Frenchmans Reservoir on east side near Big Cove. 1706 Comment
  RSA59886  Sagina saginoides E. K. Balls 1950-9-14 15813 Plumas 6 miles northwest of Chester, North Fork Feather River. Comment
  RSA519214  Sagittaria cuneata M. Lee Overholtzer 1961-8-23 182 Plumas Rich Bar on East Fork of Feather River. Sierra Nevada Mtn range, Feather River drainage area. 734 Comment
  CAS-BOT-BC103552  Salix eastwoodiae L. E. Smith 1927-8-10 2160 Plumas West of Gold Lake, Road to [Bryday's] Bradys, Tahoe 2133 Comment
  CAS-BOT-BC103621  Salix eastwoodiae Rimo Bacigalupi 1927-7-7 1651 Plumas upper reaches of trail between Gray Eagle Valley and Long Lake Comment
  CHSC102147  Salix exigua Lowell Ahart; John Dittes, Josephine Guardino 2009-7-29 16222 Plumas On damp bare soil, below the high water line of Lake Almanor, 1,849 feet northwest of Lake Almanor Dam. 1591 Comment
  CAS-BOT-BC107968  Salix geyeriana John Thomas Howell 1955-7-20 30840 Plumas Mohawk 1371 Comment
  CAS-BOT-BC107970  Salix geyeriana A. A. Heller; P. B. Kennedy 1907-7-4 8728 Plumas Meadow two miles south of Red Clover Valley Comment
  CAS-BOT-BC107974  Salix geyeriana Lloyd W. Swift 1931-5-16 65994 Plumas Near Boulder Creek Sta. 1676 Comment
  UC525904  Salix geyeriana C. R. Ball, Emily Smith, and Mrs. H. P. Bracelin 1932-7-25 697 Plumas Fork of Feather R. ca. 5 mi s.w. of Prattville Comment
  CAS-BOT-BC128181  Salix lasiandra subsp. caudata Anna Head 1920-6-30 s.n. Plumas Lake Center Camp - Feather River region 1920 Comment
  CAS-BOT-BC125330  Salix lasiandra var. lasiandra John Thomas Howell 1977-8-11 52675 Plumas Canyon of Little Last Chance Creek between Chilcoot and Frenchmans Reservoir 1676 Comment
  JEPS105992  Salix lasiandra var. lasiandra Lowell Ahart, John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11173 Plumas On the north side of a forest road, about 1/4 mile north of Taylor rock, about 1 mile (air) southwest of Grizzly Peak, about 5 miles (air) south of Taylorsville, about 8 miles (air) northeast of Quincy 2139 Comment
  SEINET11957801  Salix lasiolepis E. L. Smith 1971-1 951 Plumas Quincy 1043 Comment
  CAS-BOT-BC124788  Salix lemmonii John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-22 54095 Plumas 10.6 miles northeast of La Porte on road to Quincy 1889 Comment
  CAS-BOT-BC124801  Salix lemmonii Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1967-5-7 1882 Plumas At north end of Butterfly Valley proper 1036 Comment
  CAS-BOT-BC125105  Salix ligulifolia C. R. Ball; Mrs. H. P. Bracelin; Beryl Kautz 1931-5-31 398 Plumas North Fork of Feather River, at Chester 1350 Comment
  SBBG29053  Salix ligulifolia C. R. Ball, Mrs. H. P. Bracelin, B. Kautz 1931-5-31 393 Plumas N fork of Feather River at Chester, flood plain at hwy bridge 1350 Comment
  SBBG57908  Salix ligulifolia C. R. Ball, Mrs. H. P. Bracelin, B. Kautz 1931-5-31 394 Plumas N fork of Feather River at Chester, flood plain at hwy bridge 1350 Comment
  UC482030  Salix ligulifolia C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-31 393 Plumas at Chester (N. Fork Feather River, at hwy. bridge); N. Fork Feather River 1350 Comment
  CAS-BOT-BC129400  Salix melanopsis L. W. Swift 1934-9-13 126 Plumas Sloat 1463 Comment
  RSA504196  Salix melanopsis J. T. Howell, Gordon H. True 1967-7-9 43253 Plumas N Fork of Feather River. 3 miles SW of Caribou. 854 Comment
  UC482038  Salix melanopsis C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-31 395 Plumas N. Fork Feather R. at Chester (at hwy. bridge); N. Fork Feather R. 1350 Comment
  UC501390  Salix melanopsis David D. Keck Jul 3 1932-Jul 5 1932 1656 Plumas meadow s. of Spanish Creek Quincy; Northern Sierra Nevada, Quincy 1965 Comment
  CAS-BOT-BC129395  Salix melanopsis C. R. Ball; Mrs. H. P. Bracelin; Beryl Kautz 1931-5-31 395 Plumas North Fork of Feather River, at Chester 1350 Comment
  POM218999B  Salix prolixa Carleton R. Ball, H. P. Bracelin, Beryl Kautz 1931-5-31 394 Plumas N Fork of Feather River, at Chester. 1350 Comment
  CAS-BOT-BC129093  Salix scouleriana Mrs. H. C. Cantelow 1941-5-18 s.n. Plumas At Johnsville on road to Gibsonville 1615 Comment
  UCD99307  Salsola soda E. K. Balls 1950-9-15 15864 Plumas south tip of Lake Almanor; near P.G.E. dam, Hwy 89. 1371 Comment
  UCD125443  Salvia aethiopis T. C. Fuller 1962-6-13 8998 Plumas Duensing prop., Route 1, Box 7, North Road, Indian Valley, 2 miles east of Greenville. Comment
  JEPS12749  Sambucus mexicana W. L. Jepson 1939-8-16 19448 Plumas Spanish Peak; lower s slopes 1036 Comment
  RSA726282  Sanguisorba annua L. Ahart, J. Dittes 2007-6-16 14147 Plumas W of a small stream. About 200 yards S of County Rd 111 (Beckwourth Gensee Rd). 20 yards E of Forest Road 24N08. Red Clover Valley. About 2 miles (air) N of the N end of Lake Davis. 1648 Comment
  SEINET11263195  Sanicula bipinnatifida Barbara Ertter, Gary Schoolcraft 1990-5-14 8980 Plumas East side of mountain above Crescent Mills, E of Round Valley Reservoir.; 0 1372 Comment
  CHSC53112  Sanicula graveolens L. P. Janeway 1990-6-28 3742 Plumas Plumas National Forest. Upper Joseph Creek, on northeast side of Grizzly Ridge. 2011 Comment
  CHSC72427  Sanicula graveolens L. P. Janeway 1998-6-22 5651 A Plumas About 1.8 mi south-southeast of Indicator Peak; along Road 28N03 on south side of upper West Branch Bear Valley Creek. 1699 Comment
  HSC104013  Sanicula graveolens L. Ahart 2008-7-16 15099 Plumas About 2.5 air mi. N of La Porte, ~ 0.25 mi. W of the bridge where the South Fork of the Feather River flows into Little Grass Valley Reservoir, ~ 100 yds. N of paved road, east of small meadow (swamp) 1598 Comment
  SEINET10454662  Sanicula graveolens Mary Susan Taylor, M. Foster 1981-6-10 Taylor 3886 Plumas T24N R14E nw sec 7, Crocker Mt quad. In Red Clover Valley, Overland Inc. Ranches, ca. 3/4 mi N of Genesee- Beckwourth Rd, ca. 11 air mi NW of Beckwourth; elevation ca. 5500 ft.; Sagebrush Scrub on dry sandy soil. 1676 Comment
  UCD128048  Sanicula tuberosa John Thomas Howell 1960-7-19 35692 Plumas Lassen Volcanic National Park, Drakesbad. 1676 Comment
  JEPS25809  Sanicula tuberosa John W. Duffield 1937-5-27 Plumas Meadow Valley, Grubstake Flats, southwestern Plumas County Meadow Valley; , Grubstake Flats Comment
  CHSC95004  Saponaria officinalis Lowell Ahart 2006-10-23 13479 Plumas On large gravel, on the southeast side of Slate Creek (there is a large gravel flat caused by the dam), about 80 yards east of where the road ends, about 100 yards north of the dam across Slate Creek, about 1/8 mile northeast of Scales Road, about 5 1/2 miles (air) northeast of Strawberry Valley. 1281 Comment
  SEINET4173732  Sarcobatus vermiculatus W. Harnach, N. Harnach 2000-8-23 997 Plumas Sierra Valley, 1 mile west of the Steel Bridge on Marble Lane 1486 Comment
  SD7167  Sarcodes sanguinea Mrs. R. M. Austin 1880-1 Plumas Big Meadows Comment
  CAS-BOT-BC466215  Sarcodes sanguinea Mary Strong Clemens 1920-6-1 s.n. Plumas Crystal Lake Comment
  RSA41968  Saxifraga californica Ella Dales Cantelow 1940-5-12 3522 Plumas Feather River Canyon. SW of Belden. Hwy 24. Comment
  CAS-BOT-BC278216  Schedonorus arundinaceus John Thomas Howell 1959-9-26 35070 Plumas Near Soda Spring, Feather River Canyon 682 Comment
  CAS-BOT-BC283630  Schedonorus pratensis John Thomas Howell 1960-7-18 35566 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  CHSC61388  Schoenoplectus acutus var. occidentalis Vernon H. Oswald; Lowell Ahart 1993-8-11 5788 Plumas Lassen Volcanic National Park. Little Willow Lake located on the S edge of Lassen Volcanic National Park. Marshy E half of the lake. 1839 Comment
  UC1100849  Scirpus diffusus Malcolm A. Nobs, S. Galen Smith 1949-8-19 1440 Plumas bog and marsh at Butterfly Valley Comment
  CHSC54873  Scirpus microcarpus Vernon H. Oswald 1991-9-11 4872 Plumas Lassen Volcanic Park. Road to Drakesbad, ca. 0.5 mi west of the boundary of the park. On the edge of Hot Springs Creek. 1615 Comment
  JEPS64016  Scirpus microcarpus W. L. Jepson 1924-7-25 10639 Plumas Meadow Valley 1158 Comment
  CAS-BOT-BC111005  Scirpus microcarpus Lloyd W. Swift 1934-7-7 96 Plumas Willow Creek sheep trough 1889 Comment
  CAS-BOT-BC111013  Scirpus microcarpus L. P. Janeway 1990-8-29 3847 Plumas Ca. 0.1 mi W of Paradise Cr ca 3/4 mi S of Little Grizzly Cr. Mt. Ingalls quad. 1905 Comment
  SEINET3914778  Scirpus microcarpus LeDoux, Morris; Dunn 1973-6-5 1071 Plumas Collected on south side of Greenville.; 0 Comment
  CAS-BOT-BC240090  Secale cereale John Thomas Howell 1961-6-21 36682 Plumas Greenville 1097 Comment
  RSA0002538  Sedum albomarginatum P. C. Hutchinson 1961-6-9 2122 Plumas Canyon of N. Fork of Feather River, Hwy. US Alt. 40. Comment
  SEINET4407855  Sedum albomarginatum P. C. Hutchison 1961-1 2122 Plumas Canyon of the N fork of the Feather River along Hwy. US Alt. 40, on serpentine cliffs above Rich Bar Comment
  CAS-BOT-BC64186  Sedum obtusatum subsp. obtusatum Anna Head 1920-7-20 s.n. Plumas Among rocks above Lake Center Camp, Feather River Region 1920 Comment
  CHSC21531  Senecio aronicoides D. Brink; L. Mayer 1975-7-10 Plumas Buck's Lake. Comment
  JEPS37595  Senecio aronicoides Mrs. Emanuel Esther C. Fritz 1933-7-15 Plumas along summit of Spanish Peak Spanish Peak 2133 Comment
  CHSC60525  Senecio hydrophiloides L. P. Janeway; Jannice Cutler 1992-5-26 4203 Plumas Plumas National Forest. Stringer meadow ca 0.1 mi southwest of Lake Davis high water line; 1.0 mi south of Dan Blough Cove. 1761 Comment
  UC176768  Senecio hydrophiloides A. A. Heller and P. B. Kennedy 1907-7-17 8878 Plumas Red Clover valley Red Clover Comment
  CAS-BOT-BC363797  Senecio integerrimus Walter Knight; Irja Knight 1967-5-22 1806 Plumas Butterfly Botanical Area and Vicinity. Rubble gap Comment
  JEPS113709  Senecio serra var. serra Lowell Ahart, John Dittes, Josephine Guardino 2007-8-10 14460 Plumas About 30 yards south of Beckwourth Gensee Road, there is a small quarry east of a poor road, the meadow and stream, about 2 miles (air) north of the north end of Lake Davis 1761 Comment
  UCD135736  Senecio serra var. serra A. A. Heller; P. B. Kennedy 1907-7-16 8860 Plumas Genessee valley near Genessee. Comment
  UCD21050  Senecio triangularis E. Bortiri 2002-7-20 WFC 86 Plumas Red Rock Spring Meadow, Plumas NF, South of Diamond Mountains, Plumas Co. Comment
  UCD92853  Setaria viridis John Thomas Howell 1959-9-20 34719 Plumas Tobin. 609 Comment
  JEPS97954  Sidalcea gigantea B. G. Baldwin 1999-8-16 1089 Plumas along Oroville-Quincy Highway, 7.6 mi E of junction with US Forest Service Road 28 (Four Trees Road), 0.5 mi W of US Forest Service Road 23N73Y Comment
  SEINET7085246  Sidalcea glaucescens Steven R. Hill 2010-7-17 38559 Plumas About 0.8 kilometers south of the southeast corner of Little Grass Valley Reservoir; alongside road (to east side of reservoir) 90 meters southeast of the main road from La Porte to reservoir. Plumas National Forest, South Fork Feather River headwaters near campground. Coordinate Datum: WGS84/NAD83. 1563 Comment
  RSA755544  Sidalcea glaucescens Barbara Ertter 1989-7-4 8680 Plumas 2.2 miles west of junction with Highway 89 and Highway 36 southwest of Chester. 1463 Comment
  JEPS67294  Sidalcea oregana subsp. spicata W. L. Jepson 1939-8-12 19409 Plumas branch of Last Chance Creek Rowland Creek, Last Chance Creek (Rowland Creek, e Plumas Co.) 1798 Comment
  JEPS51029  Silene californica W. L. Jepson 1939-7-31 19292 Plumas w Meadow Valley; w of Meadow Valley 1524 Comment
  SEINET11263193  Silene douglasii Barbara Ertter, Gary Schoolcraft 1990-5-14 8970 Plumas East side of mountain above Crescent Mills, E of Round Valley Reservoir.; 0 1372 Comment
  CHSC108457  Silene invisa Lowell Ahart 2011-9-20 17683 Plumas Open area along a very small stream, on the north side of the poor dirt road on the north side of Pilot Peak, about 9 miles (air) northeast of La Porte. 2072 Comment
  CHSC21341  Silene laciniata subsp. californica F. T. Griggs; A. Pass 1975-7-8 127 Plumas Buck's Lake Forest Service Survey. Comment
  CHSC67359  Silene laciniata subsp. californica James D. Jokerst; R. A. Schlising, L. Ahart 1985-8-12 2571 Plumas Red Mtn. Rd. in saddle below summit, above junction with Rich Gulch Rd., N of Hwy. 70. Comment
  CAS-BOT-BC389375  Silene lemmonii John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-23 54152 Plumas 3.25 miles west of Round Valley Reservoir dam 1633 Comment
  CAS-BOT-BC389391  Silene lemmonii Lewis S. Rose 1963-6-3 63112 Plumas Butterfly Valley, 2 mi. sw. of Keddie 1188 Comment
  CDA14135  Silene lemmonii G. F. Hrusa 1997-5-3 13825 Plumas Sierra Nevada; E side of Rattlesnake Creek, S of Hwy 70 approx. 15 mi. E of Quincy. Comment
  CHSC10574  Silene lemmonii Lowell Ahart 1968-6-29 Plumas Near La Porte. 1371 Comment
  JEPS113388  Silene lemmonii Lowell Ahart, John Dittes, Josephine Guardino 2007-6-9 14058 Plumas About 100 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis 1857 Comment
  NY342631  Silene lemmonii Mrs. Ames 1876-1 s.n. Plumas Comment
  RSA699252  Silene lemmonii L. Ahart, John Dittes, Josephine Guardino 2004-6-6 10997 Plumas On the north side of the logging road, about 1 1/2 miles (air) south of Lower Taylor Rock, about 7 1/2 miles (air) northeast of Quincy. 1518 Comment
  POM181049  Silene lemmonii A. A. Heller, B. B. Kennedy 1907-7-11 8814 Plumas Prattville. Comment
  UCD98737  Silene lemmonii Matt Georgeff 1992-5-17 17 Plumas Snake Lake Campgrounfd, 15 miles W of Quincy. Comment
  CHSC34856  Silene nuda M. S. Taylor 1981-7-11 4068 Plumas SW side of Lake Almanor, in meadow between campground and rd to Almanor, ca. 1 mi nw of Prattville. 1371 Comment
  CAS-BOT-BC389561  Silene nuda Mrs. A. L. Coombs 1906-1-1 s.n. Plumas Prattville Comment
  CAS-BOT-BC181363  Silene occidentalis Mrs. A. L. Coombs 1906-1-1 s.n. Plumas Prattville Comment
  RSA95419  Silene occidentalis J. T. Howell 1951-6-27 27557 Plumas Johnsville; Sierra Nevada 1585 Comment
  JEPS103273  Silene occidentalis subsp. occidentalis Lowell Ahart 2002-6-26 9779 Plumas On the east side of the poor road, about 1/2 mile south of the intersection of Lumpkin Ridge Road and the road to Tamarack Flat, about 1 mile (air) NW of Little Grass Valley Reservoir dam, about 4 miles (air) NW of La Porte. 1796 Comment
  CDA19277  Sisyrinchium bellum G. D. Barbe, T. C. Fuller 1982-6-17 3863 Plumas Plumas National Forest; Frenchman Lake. 2 mi N of Turkey Pt Fishing Access; 1706 Comment
  SEINET10507627  Sitanion hystrix Mary Susan Taylor 1981-7-6 Taylor 3967 Plumas T24N R16E nw/se sec 7. Frenchman lake quad. Roadside and meadow along Grigsby Creek, ca. 1 mi W of N tip of the lake, ca. 13 air mi NW of Chilcoot. 5900 ft elev. 1798 Comment
  SEINET10594352  Sitanion hystrix Mary Susan Taylor 1982-8-17 Taylor 5014 A Plumas T25N R12E se1/4ne1/4 sec.28. Mt Ingalls quad. Mt Ingalls summit, ca. 9 air mi ne of Sloat. With Haplopappus suffruticosus. 2551 Comment
  RSA252469  Sium suave R. F. Thorne, C. W. Tilforth 1969-9-6 39240 Plumas Wet margin of Feather River, 1 mi SW of Beckwourth 1357 Comment
  JEPS105977  Smilacina racemosa Lowell Ahart, John Dittes, Josephine Guardino 2004-6-6 11000 Plumas On the bottom of a small drainage, on the north side of the logging road, about 1 1/2 miles (air) south of Lower Taylor Rock, about 7 1/2 miles (air) northeast of Quincy 1517 Comment
  UC1134667  Smilacina racemosa C. G. Albertus 1935-7-27 237 Plumas 1 1/2 mi se Cromberg; Plumas National Forest, Downieville Quadrangle 1310 Comment
  RSA79299  Solidago californica E. K. Balls, Percy C. Everett 1952-10-9 18128 Plumas 8.5 mi NW of jct. of Hwys 89 and 24 at Mohawk. 1372 Comment
  SD46771  Solidago canadensis subsp. elongata Robert J. Weatherby 1950-7-21 1472 Plumas East Quincy. 1035 Comment
  SEINET10475258  Solidago canadensis subsp. elongata Mary Susan Taylor 1981-7-27 Taylor 4123 Plumas T25N R12E SW 1/4 NE 1/4 sec 25. Grizzly valley quad. Along spring crossing. Beckworth-Genesse Rd., between Crystal and Meadow Creeks, ca. 2 mi S of Notson Bridge, ca. 17 air mi NE of Blairsden. 5700 ft. 1757 Comment
  CAS-BOT-BC365521  Solidago elongata Lowell Ahart 1981-9-6 3066 Plumas Near Lights Creek, about 6 miles north of Taylorsville 1300 Comment
  CHSC34924  Solidago elongata M. S. Taylor 1981-8-20 4232 Plumas S side of Fox Rd (27N92) at jct with creek, ca. 2 mi se of Canyon Dam. 1524 Comment
  CHSC60072  Solidago elongata L. P. Janeway 1992-7-1 4243 Plumas Plumas National Forest. North side of Middle Fork Feather River along drainage of Bonta Creek across gravel bar of the river. 1310 Comment
  JEPS32379  Solidago elongata W. L. Jepson 1918-8-16 8005 Plumas Engels, Lights Creek 1341 Comment
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  UC1999887  Solidago spectabilis J. C. Semple, B. A. Suripto, T. Ahmed 1990-8-12 9310 Plumas CA-89, about 3 km W of Taylorsville, Hough Creek. Comment
  CAS-BOT-BC365117  Solidago velutina subsp. californica John Thomas Howell 1959-9-21 34736 Plumas Belden 701 Comment
  CAS-BOT-BC374401  Sonchus asper John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1968-6-11 2369 Plumas Canyon of Butterfly Creek between Spanish Creek and Butterfly Valley Comment
  CAS-BOT-BC157306  Sorbus californica E. K. Balls 1950-9-12 15786 Plumas 1.5 mi. along trail from Lakes Center Public Campground towards Long Lake outlet 2011 Comment
  SEINET5335272  Sparganium emersum var. multipedunculatum M. J. Williams, J. T. Howell 1977-8-11 77- 68 -12 Plumas Last Chance Creek 1676 Comment
  CHSC24256  Spergularia rubra K. R. Stern 1975-7-23 Plumas W side of Lake Almanor. Comment
  CAS-BOT-BC390687  Spergularia rubra Robert J. Weatherby 1955-8-12 1681 Plumas McFarland Ravine near Bear Creek and Morrow Creek 1402 Comment
  CAS-BOT-BC374763  Sphaeromeria potentilloides var. potentilloides Greg Sommers 1976-7-6 156 Plumas Sierra Valley, South of Marble Lane 1487 Comment
  UC1586451  Sphenosciadium capitellatum Vernon H. Oswald and Lowell Ahart 1991-7-30 4781 Plumas Humbug Rd at Grizzly Creek 5.2 mi (odometer) ne Humbug Summit ((between Humbug Summit and Humbug Valley)); Grizzley Creek, ne of Humbug Summit 1777 Comment
  SEINET7722232  Spiraea betulifolia Unknown Plumas Spanish Peak Comment
  CHSC10758  Spiraea densiflora Lowell Ahart 1968-6-29 Plumas Five miles N.E. of La Porte. 762 Comment
  RSA59178  Spiraea densiflora E. K. Balls 1950-9-1 15604 Plumas East of Long Lake, 2134 Comment
  CAS-BOT-BC149662  Spiraea douglasii Alice Eastwood 1927-6-1 14693 a Plumas Greenville, United States Forest Reserve Comment
  JEPS93947  Spiraea douglasii Vernon H. Oswald and Lowell Ahart 1998-8-11 9485 Plumas w of Bucks Lake (on USFS 24N36 0.1 mi e of Oroville-Quincy Highway, along Grizzly Creek); Grizzly Creek, USFS 24N36 1566 Comment
  RSA519220  Spiraea douglasii M. Lee Overholtzer 1961-8-24 187 Plumas Queen Lily Camp Ground on N Fork of Feather River. Sierra Nevada Mtn range. Feather River drainage. 737 Comment
  UC1128713  Spiraea douglasii Beryl O. Schreiber 1938-7-9 2522 Plumas 1 mi e Meadow Valley; Plumas National Forest, Bidwell Bar Quad. 1066 Comment
  UC335120  Spiraea douglasii J. G. Lemmon Plumas American Valley and Indian Valley; American Valley, Indian Valley Comment
  UC711919  Spiraea douglasii Roxana S. Ferris and Laura Lorraine 1941-8-8 10416 Plumas 3 mi from Greenville (on road to Lake Almanor) Comment
  UC1101246  Spirodela polyrhiza Herbert L. Mason 1953-7-8 14561 Plumas 4 mi nw Loyalton Comment
  SEINET3025826 Image available Spraguea pulcherrima A. H. Heller 1938-5-30 15132 Plumas Feather river near Bucks Creek power house. 610 Comment
  SEINET7720372  Spraguea umbellata Unknown Plumas Lassen's Peak Comment
  CDA17260  Stachys ajugoides G. F. Hrusa, S. Gaimari, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16287 Plumas Sierra Nevada; Butterfly Valley Botanical Area. Plumas National Forest. 1158 Comment
  CHSC66630  Stachys ajugoides var. rigida Vernon H. Oswald; Lowell Ahart 1996-7-15 8024 Plumas E side of the arm of Lake Almanor extending N from the Hwy. 36 causeway, S of the point where the road to Last Chance Campground (28N11) begins to parallel the lake. 1371 Comment
  JEPS114608  Stachys ajugoides var. rigida Lowell Ahart 2008-9-10 15379 Plumas On the bottom and sides of Onion Valley Creek, in the northeast part of Onion Valley, about 3/4 mile northwest of Pilot Peak, about 1/2 mile east of the Quincy La Porte Road, about 9 1/2 miles (air) northeast of La Porte 1916 Comment
  UC1075654  Stachys ajugoides var. rigida Robert J. Weatherby 1950-7-7 1457 Plumas Snake Lake Quincy 1219 Comment
  JEPS63099  Stachys ajugoides var. rigida John W. Duffield 1937-7-18 Plumas above and w Meadow Valley (above falls); Schneider Creek Comment
  CHSC108648  Stachys pycnantha B. Castro; L. P. Janeway 2000-7-3 1302 Plumas Northern High Sierra Nevada. Vicinity of Butterfly Valley Botanical Area: In the third meadow/spring N of main valley, small area within surrounding Mixed Conifer Forest. 1202 Comment
  SEINET10537636  Stellaria jamesiana Mary Susan Taylor 1982-6-2 Taylor 4590 Plumas T23N R12E nw/sw sec 20. Johnsville quad. End of spur rd off 23N49, w side of Mt Jackson, ca. 6 air mi n of Mohawk. Mixed Evergreen Forest; 5100 ft. 1554 Comment
  CDA11931  Stellaria longipes G. F. Hrusa, J. Dinsdale 1989-6-27 7212 Plumas Sierra Nevada; NW end of Bucks Lake, . 1615 Comment
  POM101724  Stellaria longipes Marcus E. Jones 1897-7-6 s.n. Plumas Prattville. 5 miles west. 1372 Comment
  JEPS51128  Stellaria longipes var. longipes W. L. Jepson 1910-6-4 4054 Plumas Big Meadows 1310 Comment
  CAS-BOT-BC393829  Stellaria media John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1967-5-8 1795 Plumas Butterfly Canyon, Butterfly Botanical Area and vicinity 975 Comment
  CHSC60604  Stenotus acaulis L. P. Janeway 1989-6-16 3327 Plumas Plumas National Forest. Northeast slope of Crocker Mountain facing Red Clover Valley. 1828 Comment
  RSA164312  Stenotus acaulis Clare B. Hardham 1961-6-16 7482 Plumas Diamond Peak. 2287 Com