Search Results — 2000 specimen records retrieved (1487 records with coordinates)
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(For large data reqests, please contact Jason Alexander, jason_alexander@berkeley.edu.)

 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/cch_archive/).
 Records are made available under the CCH Data Use Terms.

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  CAS-BOT-BC78098  Abies magnifica M. B. Kildale 1926-9-11 2758 Plumas Juniper Lake, Lassen National Park 2054 Comment
  JEPS42678  Acer glabrum R. H. Platt 1891-1 Plumas region of Prattville , region of Prattville (the Sierras) Comment
  SEINET196507 Image available Acer glabrum J. M. Tucker 1948-7-25 1737 Plumas At mine of United Mining Co. Pinchard Creek, southwest side of Camel Peak 1520 Comment
  CAS-BOT-BC330951  Acer glabrum var. glabrum George W. Gillett 1957-7-19 858 Plumas Lassen Volcanic National Park. On trail to Sifford Lakes, aobut 1.25 miles above the Devils Kitchen. 2057 Comment
  CAS-BOT-BC330956  Acer glabrum var. glabrum Lewis S. Rose 1969-6-23 69042 Plumas 8 mi SW of Quincy, La Porte Road 1310 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
  UC1071612  Acer glabrum var. glabrum G. T. Nordstrom 1934-7-9 197 Plumas 3/4 mi s Mt. Ararat; Plumas National Forest, Bidwell Bar Quadrangle Comment
  CAS-BOT-BC330976  Acer glabrum var. glabrum Anna Head 1976-6-12 s.n. Plumas Feather River Region, Lake Independence Comment
  RSA60019  Acer glabrum var. torreyi E. K. Balls 1950-9-1 15594 Plumas East of Long Lake, by trail going south around lake 2134 Comment
  CHSC99831  Achillea millefolium Lowell Ahart 2008-8-13 15181 Plumas 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 LaPorte. 1613 Comment
  CAS-BOT-BC28729  Achillea millefolium Anna Head 1941-8-4 s.n. Plumas Near Elwell, Feather River Region Comment
  CAS-BOT-BC260434  Achnatherum hymenoides John Thomas Howell; Gordon H. True 1973-7-31 50071 Plumas Summit ridge of Thompson Peak, Diamond Range 2362 Comment
  UCD148594  Achnatherum lemmonii G. F. Hrusa; T. D. Wilfred 1996-7-22 13387 Plumas Sierra Nevada. Plumas National Forest. On south side above Little Long Valley Creek. Approximately 1/2 mile north of Highway 70 about 15 miles east of Quincy. 1590 Comment
  UC641659  Achnatherum lettermanii G. L. Stebbins Jr. 1939-7-9 2920 Plumas e side of Little Last Chance Valley Little Last Chance Valley 1706 Comment
  CAS-BOT-BC210814  Achnatherum nelsonii subsp. nelsonii John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-23 54174 Plumas Long Valley at road to Maxwell Mine 1633 Comment
  UCD50860  Achnatherum nevadense G. L. Stebbins Jr. 1939-7-9 2920 Plumas East side of Little Last Chance Valley, N of Chilcoat. 1706 Comment
  CAS-BOT-BC216880  Achnatherum occidentale John Thomas Howell 1926-7-24 2100 Plumas Near Prattville 1463 Comment
  CHSC80900  Achnatherum occidentale subsp. californicum Lowell Ahart; Vernon H. Oswald 2001-7-11 8896 Plumas Large outcrop southwest of Homer Lake, west of the trail to Homer Lake, about 5 1/2 miles (air) north of Greenville. 2042 Comment
  UCD144322  Achnatherum occidentale subsp. californicum G. F. Hrusa; T. D. Wilfred 1996-8-1 13411 Plumas Approximately 1/4 mile south of intersection of USFS 24n42 and 24N66, approx. 1 mile south of Brady's Camp, Plumas National Forest. 1880 Comment
  RSA755685  Achnatherum occidentale subsp. occidentale L. Ahart, John Dittes 2009-7-15 16090 Plumas Along a small wash on the south side of Forest Service Road 26N671, northeast of Forest Service Road 26N67, about 2.8 air miles southeast of Butt Valley Reservoir Dam. 1703 Comment
  UCD32652  Achnatherum occidentale subsp. pubescens Beecher Crampton 1954-7-5 2045 Plumas Plumas County, 1.5 miles north of Greenville, along highway 89. 1127 Comment
  CAS-BOT-BC218039  Achnatherum stillmanii Lowell Ahart 1980-7-27 2487 Plumas E of Four Water Creek 1500 Comment
  CHSC52488  Achnatherum webberi L. P. Janeway 1989-6-30 3448 Plumas Plumas National Forest. Along rd 24N45 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
  UCD51299  Achnatherum webberi John Thomas Howell; Gordon H. True 1973-7-31 50122 Plumas Canadian Zone forest, summit ridge of Thompson Peak, Diamond Range. 2133 Comment
  SEINET3523240 Image available Acmispon aestivalis A. A. Heller 1938-7-2 15242 Plumas Feather River Highway near Gray's Flat 869 Comment
  CHSC20744  Acmispon americanus var. americanus K. R. Stern 1975-7-24 5882 Plumas SE shore of Lake Almanor. 1371 Comment
  UCD104245  Acmispon nevadensis John Thomas Howell 1960-7-18 35561 Plumas Lassen Volcanic National Park. Drakesbad. 1676 Comment
  OBI13053  Acmispon parviflorus Lewis S. Rose 1967-5-8 67073 Plumas Rodgers Flat. North Fork, Feather River 610 Comment
  CAS-BOT-BC391472  Aconitum columbianum subsp. columbianum John Thomas Howell 1926-7-31 2175 Plumas Near Prattville 1463 Comment
  CAS-BOT-BC391477  Aconitum columbianum subsp. columbianum Lowell Ahart 1981-7-21 2949 Plumas Near Dixon Creek, north of Pilot Peak 1600 Comment
  CAS-BOT-BC412612  Aconogonon alaskanum Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region Comment
  CAS-BOT-BC412890  Aconogonon davisiae Mrs. E. C. Sutliffe 1920-9-1 s.n. Plumas Salmon Lake Comment
  SD46512  Aconogonon davisiae Robert J. Weatherby 1950-8-11 1511 Plumas near Hellgramite Pond, Lakes Basin Area 2012 Comment
  CHSC102123  Actaea rubra Lowell Ahart; John Dittes 2009-7-27 16178 Plumas On damp to dry soil, west of the small pond, headwaters of Grizzly Gulch, 2.1 miles (air) northeast of Butt Valley Reservoir Dam. 1479 Comment
  RSA59331  Actaea rubra subsp. arguta E. K. Balls 1950-9-10 15777 Plumas 1.5 miles along trail from Lakes Center Public Camp, to Long Lake outlet. 2012 Comment
  UC586933  Adenocaulon bicolor Joseph Andorfer Ewan 1934-6-25 8210 Plumas above, along Gold Lake Road Dentens (Blairsden); Sierra Nevada Comment
  CHSC52028  Agastache urticifolia L. P. Janeway 1989-7-12 3479 Plumas Along Jackson Cr; rd 23N11 2.3 mi from hwy 89/70, then 2.2 mi on rd 23N48 into Jackson Cr. 1783 Comment
  CAS-BOT-BC29432  Ageratina occidentalis Walter Knight; Irja Knight; J. T. Howell 1966-7-27 1551 Plumas At roadside near mouth of Butterfly Creek 883 Comment
  SD8936  Ageratina occidentalis unknown 1882-7-26 Plumas Hamilton Bridge, Big Meadows. Comment
  CHSC80136  Agoseris glauca var. laciniata L. P. Janeway 1996-6-5 4990 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
  SBBG124764  Agoseris glauca var. laciniata C. B. Hardham 1961-6-16 7480 Plumas Diamond Peak [Diamond Mountain] 2133 Comment
  CDA28637  Agoseris grandiflora G. D. Barbe 1981-6-23 3089 Plumas East Quincy; vacant lot east of Lariat Lodge. 0 Comment
  CAS-BOT-BC22915  Agoseris heterophylla M. S. Taylor 1982-7-12 4642 Plumas Mt Harkness SE quad. Jct of Hwys 36 and 89, ca. 3 mi w of Chester. 1493 Comment
  SEINET6225038 Image available Agoseris heterophylla L. S. Rose 1967-1 67108 Plumas Butterfly Valley, ca 3 mi W of Keddie Comment
  JEPS113563  Agoseris monticola Lowell Ahart, John Dittes 2007-6-17 14167 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-BC13314  Agoseris parviflora Alice Eastwood 1918-5-25 6983 Plumas Portola 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
  SEINET12876491  Agropyron trachycaulum var. trachycaulum W. Harnach, N. Harnach 1991-6-29 594 Plumas Sierra Valley, on County Road A-24 (6 mile road), 4 miles N of Loyalton. 1490 Comment
  CAS-BOT-BC127497  Agrostis capillaris John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-23 54122 A Plumas Sierra Nevada. Quincy. 1036 Comment
  CAS-BOT-BC127083  Agrostis exarata Clare B. Hardham 1970-8-11 17716 D. Plumas Road to Thompson Peak Lookout. 2133 Comment
  JEPS107638  Agrostis exarata Lowell Ahart, Josephine Guardino 2005-8-9 12285 Plumas On the bottom of Fant Creek, about 100 yards southeast 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
  UCD52485  Agrostis exarata John Thomas Howell; Gordon H. True 1973-7-31 50087 Plumas Canadian Zone Forest, summit ridge of Thompson Peak, Diamond Range. 2194 Comment
  CAS-BOT-BC139610  Agrostis gigantea Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1531 Plumas Butterfly Botanical Area and Vicinity. Area north of Pond Reservoir. 1097 Comment
  SEINET200169  Agrostis gigantea Malcolm A Nobs, S Galen Smith 1949-8-18 1382 Plumas Last Chance Marshes at north end of Lake Almanor, just south of Chester Comment
  CAS-BOT-BC139248  Agrostis idahoensis John Thomas Howell 1960-7-21 35854 Plumas Lassen Volcanic National Park. Northwest of Willow Lake. 1676 Comment
  CAS-BOT-BC138712  Agrostis scabra Thomas H. Kearney 1944-8-14 5 Plumas Near Prattville, Lake Almanor. Comment
  CAS-BOT-BC138717  Agrostis scabra Hans Leschke 1954-7-3 s.n. Plumas Lassen Volcanic National Park. Near Boiling Springs Lake. 1798 Comment
  CAS-BOT-BC138707  Agrostis scabra John Thomas Howell 1960-7-20 35774 Plumas Lassen Volcanic National Park. Boiling Springs Lake. 1798 Comment
  JEPS125873  Agrostis thurberiana Dean W. Taylor 2001-8-1 17859 Plumas Spring at N base of Pilot Peak, ca 10 air miles S of Quincy, along Forest Road 22N84X about 0.2 miles N of the Pilot Mine site. Comment
  UC485752  Agrostis variabilis H. F. Copeland 1932-8-24 Plumas Drakesbad 1828 Comment
  UC985658  Alisma plantago-aquatica Malcolm A. Nobs and S. Galen Smith 1949-8-19 1402 Plumas ca 2 mi s Greenville; Indian Valley Comment
  CAS-BOT-BC445452  Alisma triviale Lowell Ahart 1981-9-6 3119 Plumas 1 1/2 miles SW of Crescent Mills 1200 Comment
  CAS-BOT-BC466467  Allium campanulatum Clarence R. Quick 1950-6-18 50 -12 Plumas Open Jeffrey pine-lodgepole pine flat, 1 mile west of Almanor Inn on south shore of Lake Almanor Comment
  CAS-BOT-BC466470  Allium campanulatum A. A. Heller; P. B. Kennedy 1907-7-11 8815 Plumas Prattville Comment
  CDA32386  Allium campanulatum G. D. Barbe, T. C. Fuller 1982-6-15 3724 Plumas Sierra Nevada; Red Hill Summit, Plumas National Forest. 1901 Comment
  JEPS61491  Allium campanulatum Esther C. Fritz 1933-6-27 Plumas along MOnte Cristo Mine trail Spanish Peak 2042 Comment
  RSA109811  Allium campanulatum E. K. Balls, Lee W. Lenz 1956-6-19 21843 Plumas Forest Lodge, SW of Greenville. 1128 Comment
  SD46738  Allium campanulatum Robert J. Weatherby 1955-7-2 1569 Plumas In volcanic gravel on dry exposed ridge, Bear Ridge near Taylor Lake. 2194 Comment
  RSA790169  Allium parvum James R. Shevock 1985-5-19 11168 Plumas Plumas National Forest, along forest road 28N01 at Dixie valley, 11.6 mi NW of Frenchman Reservoir. 1900 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
  CAS-BOT-BC205712  Allium platycaule James R. Shevock 1985-5-19 11163 Plumas Northern Sierra Nevada. Plumas National Forest, along forest road 28N01, 2 miles west of Frenchman Reservoir 1800 Comment
  CAS-BOT-BC131948  Allium tribracteatum John Thomas Howell; Gordon H. True 1967-7-11 43372 Plumas About 2 miles southeast of Mt. Hough 1828 Comment
  UCD130296  Allium validum Albert Grigarick 2011-8-15 297 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. 1886 Comment
  CAS-BOT-BC476723  Allium validum Catherine Best 1983-8-29 879 Plumas Lakes Basin Campground 1920 Comment
  SEINET3880097  Allium validum D. W. McNeal 1995-7-16 4129 Plumas Along a stream ca 200 m S of the Gray Eagle trailhead on the trail go Long Lake. Plumas National Forest.; 0 Comment
  CAS-BOT-BC260  Allocarya ambigens Amos Arthur Heller; P. B. Kennedy 1907-7-2 8682 Plumas Between Vinton and Peckwith Comment
  NY380655  Allocarya ambigens A. A. Heller 1907-7-2 8682 Plumas Between Vinton and Beckwith Comment
  CAS-BOT-BC26651  Allocarya microcalyx A. A. Heller; P. B. Kennedy 1907-7-2 8680 Plumas Between Vinto and Beckwith Comment
  CHSC65652  Allophyllum integrifolium L. P. Janeway 1995-7-23 4863 Plumas Hartman Bar Ridge; south-facing slope of Franklin Hill. 1731 Comment
  CAS-BOT-BC171348  Alnus incana subsp. tenuifolia John Thomas Howell 1959-9-24 34936 Plumas Butterfly Creek near mouth. Sierra Nevada 914 Comment
  RSA508626  Alnus incana subsp. tenuifolia Mrs. R. M. Austin 1878-07 s.n. Plumas Big Meadows. Comment
  SEINET5536223 Image available Alnus incana subsp. tenuifolia Clarissa Kimber 1961-1 277 Plumas Quincy Quadrangle; Snake Lake Road, 2.5 mi from turn off Hwy 89 at Elizabethtown Comment
  UCD109976  Alnus incana subsp. tenuifolia W. B. McHenry 1961-8-20 s.n. Plumas Bucks Lake. Comment
  RSA718937  Alnus rhombifolia L. Ahart 2006-10-8 13407 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 1.25 miles southwest of Belden. 715 Comment
  SACT002788  Alnus tenuifolia Josephine Van Ess 1975-6-3 Plumas Collected at camp just south of Cromberg of Highway 70 Comment
  SD50706  Alnus tenuifolia Darley F. Howe 1959-8-3 2785 Plumas 30 miles north of Quincy 1370 Comment
  CHSC47602  Alopecurus aequalis Lowell Ahart 1981-8-7 3022 Plumas About 1 mile north-east of Pilot Peak, along the dirt road from Onion Valley to Hpkins Creek, about 16 miles north-east of La Porte. 1737 Comment
  RSA59916  Alopecurus aequalis E. K. Balls 1950-9-15 15838 Plumas North Fork Feather River, 6 miles northwest of Chester. 1402 Comment
  RSA726448  Alopecurus aequalis L. Ahart, John Dittes 2007-6-17 14162 Plumas along Red Clover Creek, about 50 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. 1655 Comment
  CAS-BOT-BC137997  Alopecurus geniculatus Mrs. Jos Clemens 1919-10-25 s.n. Plumas Crescent. 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
  UCD55909  Alopecurus geniculatus John Thomas Howell; Gordon H. True 1967-7-9 43264 Plumas Sierra Nevada, meadow at Quincy . 1036 Comment
  CHSC36931  Amaranthus albus M. S. Taylor 1982-9-7 5098 Plumas Ramelli Ranch, s side of Feather River, ca. 2 mi w of Beckwourth. 1487 Comment
  CHSC94668  Amaranthus albus Lowell Ahart 2006-10-8 13410 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
  CHSC81597  Amaranthus californicus Lowell Ahart 2001-10-8 9318 Plumas On the sides of Boulder Creek, below the high water line of Antelope Lake, about 24 miles (air) northeast of Quincy. 1522 Comment
  UCD20953  Amelanchier alnifolia E. Bortiri 2002-6-1 WFC 1 Plumas Faggs pond, South Bucks Lake, Plumas NF. Comment
  CAS-BOT-BC136777  Amelanchier utahensis John Thomas Howell 1960-7-19 35685 Plumas Drakesbad 1828 Comment
  CHSC88650  Amelanchier utahensis B. Elliott 2002-6-8 11605 Plumas Plumas National Forest. Kellogg Lake swamp. 1920 Comment
  CHSC113905  Anaphalis margaritacea Lowell Ahart 2014-8-24 19743 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. 1533 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
  CDA38187  Angelica breweri T. C. Fuller 1957-9-16 392 -57 Plumas Greenville. 0 Comment
  HSC71316  Angelica breweri J. M. DiTomaso 1980-8-28 1950 Plumas 1 mi E of Whitehorse campground, 1/2 mi W of Pacific Coast Trail on Hwy 70, 15 mi W of Quincy 1524 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
  POM82678  Angelica californica Marcus E. Jones 1897-7-9 s.n. Plumas On road from Prattville to Chico. 915 Comment
  OBI17078  Antennaria argentea Lewis S. Rose 1967-7-11 67161 Plumas Mt. Hough rd, 6 mi N of Quincy Jctn 1707 Comment
  UC600424  Antennaria argentea H. F. Copeland 1920-7-17 406 Plumas Butt Mountain (between Plumas and Tehama counties) Tehama County Comment
  CAS-BOT-BC59178  Antennaria dimorpha John Thomas Howell 1962-6-17 37707 Plumas Portola 1463 Comment
  CHSC95087  Antennaria dimorpha L. P. Janeway; B. Castro 2006-6-4 8664 Plumas Northern High Sierra Nevada. South side of Squaw Valley, 100 m north of junction of McReynolds Valley Road and Squaw Valley Road. 1684 Comment
  CAS-BOT-BC59180  Antennaria dimorpha C. F. Sonne 1886-5-23 s.n. Plumas On Road to [illegible] Creek near Truckee Comment
  CHSC57062  Antennaria geyeri L. P. Janeway; Garrett Gibson 1991-7-11 4073 B Plumas Plumas National Forest. Between Smith Peak and the southwest corner of Lake Davis; between Humbug Creek and Dan Blough Creek. 1798 Comment
  CAS-BOT-BC58698  Antennaria luzuloides A. A. Heller; P. B. Kennedy 1907-7-5 8737 Plumas Red Clover Valley Comment
  UC1125569  Antennaria luzuloides E. Sawyer 1935-6-21 131 Plumas 4.5 mi nne Crow; Sierraville Quad. 1737 Comment
  UC1125570  Antennaria luzuloides E. Sawyer 1935-6-27 210 Plumas mouth of Dixie Valley; Sierraville Quad., Dixie Valley 1554 Comment
  UC176433  Antennaria luzuloides A. A. Heller and P. B. Kennedy 1907-7-5 8737 Plumas Red Clover Valley Comment
  CAS-BOT-BC79929  Antennaria microphylla A. A. Heller; P. B. Kennedy 1907-7-3 8699 Plumas Hills above Red Clover valley Comment
  CAS-BOT-BC79968  Antennaria microphylla John Thomas Howell 1961-6-21 36597 Plumas Greenville 1097 Comment
  CAS-BOT-BC79972  Antennaria microphylla Ella Dales Cantelow 1941-5-18 3512 Plumas 1 mil. w. of Mohawk on rd. to Johnsville 1463 Comment
  UC176434  Antennaria rosea A. A. Heller and P. B. Kennedy 1907-7-3 8699 Plumas hills above Red Clover Valley Comment
  JEPS102861  Anthemis cotula Lowell Ahart 2001-10-8 9329 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
  CHSC82361  Aphyllon purpureum Lowell Ahart 2002-7-6 9846 Plumas In small meadows, about 50 yards north of the gravel road, near a small branch of Coldwater Creek, about 3/4 mile southwest of Grizzly Mountain, about 2 miles (air) southwest of Haskins Valley and Bucks Lake. 1844 Comment
  CHSC101915  Apocynum androsaemifolium Lowell Ahart; John Dittes 2009-7-14 16074 Plumas Along Forest Service Road 26N22, about 1.9 miles (air) southeast of Seneca, about 6 miles (air) south of Lake Almanor Reservoir Dam. 1536 Comment
  HSC101699  Apocynum androsaemifolium Dillon North Davis 2013-6-20 29 Plumas 7.2 miles east on FS Road 26N67 from the junction with Rush Creek Road. 1811 Comment
  UC565905  Apocynum androsaemifolium E. Sawyer 1935-7-9 275 Plumas 4 1.2 mi. s. Crow; Sierraville Quad. 1828 Comment
  SEINET5743413 Image available Apocynum androsaemifolium Lowell Ahart, Peter Ahart 1985-1 5096 Plumas About 100 yards east of McCarthy Creek and along the road, about 1 mile north of the road to Claghorn Bar, about 7 miles NW of Pilot Park.; Pilot Park 1829 Comment
  SEINET7923486  Apocynum androsaemifolium A. A. Heller, B. B. Kennedy 1907-7-8 8766 Plumas Near Greenville Comment
  SEINET259928  Apocynum pumilum M. S. Taylor 1981-7-27 4126 Plumas Babcock Peak. N side of Beckworth Genesse Rd ca. 7 air mi E of Genesse. Alson in section 4 and 'C 10 1646 Comment
  RSA14552  Apocynum pumilum var. rhomboideum Daniel Cleveland 1882-7-21 s.n. Plumas Big Meadows Comment
  CAS-BOT-BC397879  Aquilegia formosa A. A. Heller; P. B. Kennedy 1907-7-15 8847 Plumas Near mouth of Little Grizzly creek below Genessee Comment
  CAS-BOT-BC397894  Aquilegia formosa Lowell Ahart 1979-7-18 s.n. Plumas Ca 1 mi. W of Pilot Pk. 2000 Comment
  SEINET5337609  Aquilegia formosa A. A. Heller, P. B. Kennedy 1907-7-15 8847 Plumas Near mouth of Little Grizzly Creek below Genessee. Comment
  SEINET10448413  Arabis constancei Mary Susan Taylor, G. Rotta 1982-5-18 Taylor 4478 Plumas T27N R8E nw/sw sec 36. Almanor NE quad. Open steep w facing serpentine ridge, s side of 27n92, ca. 2 air mi se of Canyon Dam. 5200 ft. 1585 Comment
  SEINET10841514  Arabis constancei Mary Susan Taylor 1981-6-22 Taylor 3940 Plumas T24N R9E n half ne sec 31. Bucks Lake quad. N side 24N20 - Rock Creek Rd, in large open serpentine slope, ca. 1 mi N of Deane's Valley, just W of jct East Branch Rock Creek, 2.5 air mi SE of Meadow Valley. 4300 ft. elev. 1310 Comment
  SEINET5340340  Arabis holboellii var. pinetorum R. C. Rollins, K. W. Rollins 1981-5-29 81159 Plumas 3.1 miles northwest of U.S. Hwy. 70 near the Beckwourth-Genesee Road. Comment
  CDA18766  Arabis holboellii var. retrofracta G. D. Barbe, T. C Fuller 1982-7-16 3750 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
  UC924272  Aralia californica H. S. Reed 1941-8-2 Plumas Forest Lodge 1036 Comment
  SEINET10969531  Arceuthobium campylopodum Mary Susan Taylor 1981-8-5 Taylor 4160 Plumas T28N R12E se 1/4 sw 1/4 sec 32. Kettle Rock quad. At jct of Pierce & Indian Creeks, ca. 1 mi N of Fruit Growers Blvd. ca. 2 air mi W of Antelope Lake. Granitic soils. 5500 ft. 1676 Comment
  CAS-BOT-BC24204  Arctostaphylos John Thomas Howell; Gordon H. True 1967-5-8 42195 Plumas Along Forest Service Rd. between Butterfly Valley proper and the Butterfly Botanical area Comment
  CAS-BOT-BC38614  Arctostaphylos mewukka subsp. truei John Thomas Howell 1976-4-2 51572 Plumas Injun Jim Campground, North Fork Feather River 609 Comment
  CAS-BOT-BC40005  Arctostaphylos nevadensis Mrs. S. G. Suttiffe 1921-10-1 s.n. Plumas Gold Lake Region Comment
  CAS-BOT-BC40007  Arctostaphylos nevadensis John Thomas Howell 1926-7-27 2146 Plumas Near Prattville 1676 Comment
  CAS-BOT-BC40012  Arctostaphylos nevadensis Robert J. Weatherby 1950-8-11 1526 Plumas Side of Mt. Elwell, Lakes Basin area. 2194 Comment
  UC549454  Arctostaphylos nevadensis J. E. Adams 1934-5-13 818 Plumas Silver Lake 1828 Comment
  CAS-BOT-BC42100  Arctostaphylos patula Jay B. Walker; Jeff Stadler; Noah Goldstein 1994-8-3 868 Plumas On USFS rd 25N12, 2km west of USFS Quincy work center, 5km N of Quincy. 1500 Comment
  UCSB15999  Arctostaphylos patula Breedlove, Dennis 1962-6-12 Plumas On bank of Jackson Creek, upper drainage of Middle Fork of Feather River, 1 mile southeast of Cromberg; Sierra Nevada 1341 Comment
  SEINET10907241  Arctostaphylos patula Mary Susan Taylor 1981-5-14 Taylor 3724 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
  CHSC21101  Arctostaphylos patula subsp. patula F. T. Griggs; A. Pass 1975-7-3 77 Plumas Buck's Lake. N. of Grizzly Forebay. Comment
  HSC7751  Arctostaphylos viscida L. S. Rose 1967-5-7 67067 Plumas 3 mi. W of Keddie, Butterfly Valley 945 Comment
  CAS-BOT-BC47074  Arctostaphylos viscida subsp. viscida John Thomas Howell 1959-9-21 34776 Plumas N. fork Feather River near Belden. 701 Comment
  UCD59407  Arctostaphylos viscida subsp. viscida Walter and Irja Knight 1986-2-6 5220 Plumas Between bridge over north fork of Feather River near Pulga and Jarboe Gap. 640 Comment
  CHSC79147  Arenaria aculeata L. P. Janeway 2000-6-24 6831 Plumas Northern High Sierra Nevada. Top of spur ridge 0.3 km southwest of Crystal Peak in the Diamond Mountains. 2304 Comment
  JEPS125972  Arenaria congesta var. subcongesta D. W. Taylor 2001-6-20 17807 Plumas Plumas National Forest; ridge dividing Middle Creek from Indian Creek, ca 2.5 air miles SSW of Antelope Lake Dam. Comment
  SEINET10537557  Arenaria kingii var. glabrescens Mary Susan Taylor, M. Foster 1981-6-8 Taylor 3872 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
  CHSC73917  Arnica chamissonis B. Castro; Barry Davis 1997-8-13 778 Plumas Ca 1 mi N of the Crocker Guard Station, just E of Co. Rd 111, in meadow along Crocker Ck (ca 1.5 mi N of Crocker Mdw). 1700 Comment
  CAS-BOT-BC82225  Arnica chamissonis John Thomas Howell 1977-8-11 52701 Plumas at north end of Frenchmans Reservoir 1706 Comment
  CAS-BOT-BC82227  Arnica chamissonis L. P. Janeway 1992-6-4 4217 Plumas along Bonta Creek in wooded pasture between Mohawk Ranger Station barracks and Middle Fork Feather River 1318 Comment
  CHSC118660  Arnica chamissonis Reed Kenny 2015-7-11 2015006 Plumas Plumas National Forest. Location northwest shore of Antelope Lake, northeast of Forest Service road 28N03 and 28N31. UTM 701731 E, 4453804 N, NAD83 Zone 10N. 1585 Comment
  CAS-BOT-BC82356  Arnica cordifolia L. P. Janeway 1992-5-12 4167 Plumas North side of Lake Davis and Rd 112, ca 6 1/2 mi northwest of the road to the dam. Grizzley Valley quad 1780 Comment
  UC1609325  Arnica discoidea Vernon H. Oswald and Lowell Ahart 1993-8-11 5781 Plumas 0.5 mi s Willow Lake (ca 1 mi s of Lassen Park, se side of lake); Domingo Lake 1767 Comment
  UC1119301  Arnica lanceolata subsp. prima Beryl O. Schreiber 1938-7-10 2531 Plumas 1/4 mi s U. C. Forestry Camp; Bidwell Bar Quad., Meadow Valey 1097 Comment
  CAS-BOT-BC82654  Arnica latifolia Lowell Ahart 1980-7-27 2489 Plumas About 5 miles east of Bucks Lake 1500 Comment
  CHSC69707  Arrhenatherum elatius Vernon Oswald; Lowell Ahart 1997-9-18 8882 Plumas Forest Road 26N25 at Soda Ravine, ca. 4.5 mi west of Butte Valley Reservoir. 1249 Comment
  CAS-BOT-BC146263  Arrhenatherum elatius var. elatius John Thomas Howell; H. Keith Wagnon 1980-5-26 53593 Plumas Sierra Nevada. North Fork of Feather River between the mouth of East Branch and Caribou. 792 Comment
  JEPS93931  Artemisia arbuscula subsp. arbuscula Vernon H. Oswald and Lowell Ahart 1998-8-11 9488 Plumas nw of Onion Valley at Monitor Flat on Cleghorn Bar Road 2.5 mi w of Quincy-La Porte Road (County Road 511) Monitor Flat; , Cleghorn Bar Road 1905 Comment
  SEINET10905058  Artemisia biennis Mary Susan Taylor 1982-8-27 Taylor 5071 Plumas T23N R14E s/ne sec 28. Portola quad. Ramelli Ranch, where Feather River crosses RR tracks and along river, ca. 1.5 mi sw of Beckwourth. 4880 ft. Plumas National Forest. 1487 Comment
  CAS-BOT-BC90406  Artemisia douglasiana John Thomas Howell 1959-9-21 34772 Plumas N. Fk. Feather River near Belden 701 Comment
  CHSC56840  Artemisia douglasiana L. P. Janeway 1991-8-3 4109 Plumas Plumas National Forest. Small drainage to Freeman Creek 1 3/4 mi west of Smith Peak. 1965 Comment
  UCD147797  Artemisia douglasiana Allyson Ayalon; Lucie Jerabkova 2012-8-1 150 Plumas Plumas County. Antelope Lake vacinity. 1524 Comment
  CHSC97054  Artemisia ludoviciana subsp. ludoviciana Lowell Ahart; Josephine Guardino 2007-7-20 14334 Plumas Strand of Lake Davis, about 100 yards west of Long Point, northeast side of Lake Davis. 1763 Comment
  JEPS102533  Artemisia ludoviciana subsp. ludoviciana Lowell Ahart 2001-10-8 9315 Plumas On the south side of Boulder Creek, below or near the high water line of Antelope Lake, about 24 miles (air) NE of Quincy. 1524 Comment
  JEPS113429  Artemisia tridentata subsp. tridentata Lowell Ahart, John Dittes 2007-8-9 14435 Plumas About 30 yards west of the poor road, west slope of Mount Ingalls, about 6 miles (air) northwest of the north end of Lake Davis 2551 Comment
  SEINET260549  Asarum lemmonii M. Cutler, J Cutler 1992-6-11 Plumas Plumas National Forest ; Approx 0.5 mi S of Quincy; Boyle Ravine 1097 Comment
  SD7716  Asclepias cordifolia R. M. Austin 1876-1 Plumas American Valley Comment
  CDA39803  Asclepias cordifolia T. C. Fuller 1959-7-6 2794 Plumas Highway 40 Alt., 0.2 miles north of Elephant Butte. 0 Comment
  OBI83048  Asclepias fascicularis Robert L. Johnson, Mikel R. Stevens 2015-7-11 3957 Plumas Spanish Creek drainage. 0.2 rd mi N on Hugh Spur (fronting rr-track) after jct with Hwy 89. Ca 1.2 air mi S of Indian Falls. Comment
  SEINET10890220  Asclepias fascicularis R. M. Austin Austin s.n. Plumas Plumas Co. Comment
  CHSC101924  Asclepias speciosa Lowell Ahart; John Dittes 2009-7-13 16056 Plumas West side of Forest Service Road 27lN98, 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
  CHSC4694  Asclepias speciosa R. Carter 1966-8-10 474 Plumas Found ca. 8 mi. N Quincy along E side Hwy. 70, 500 yds S of bridge over Spanish Cr. 944 Comment
  JEPS6282  Asclepias speciosa W. L. Jepson 1939-8-4 19340 Plumas Rock Creek; Meadow Valley 1219 Comment
  RSA794788  Asclepias speciosa L. Ahart, John Dittes 2009-7-13 16056 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
  POM253214  Asclepias speciosa A. A. Heller 1938-7-2 s.n. Plumas 3 miles east of Quincy. 1098 Comment
  CAS-BOT-BC69589  Aspidotis densa Alice Eastwood 1927-6-15 14608 Plumas Long Valley. Comment
  JEPS60033  Aspidotis densa W. I. Follett 1937-8-20 Plumas Rich Gulch 1280 Comment
  SEINET5338518  Aspidotis densa M. J. Williams 1967-8-20 s.n. Plumas Rene's Falls, Jamison Creek above Johnsville. 1859 Comment
  UCSB40619  Aspidotis densa Reisentz, Paul 1979-5-12 Plumas 11mi N of Injun Jim Campground on Hwy 70 Comment
  CHSC69677  Aster Vernon H. Oswald; L. Ahart, L. Gehrung, L. Hanson, T. Martin 1992-8-20 5170 Plumas Quincy-La Porte Rd. at the pond at the N edge of La Porte. 1514 Comment
  CAS-BOT-BC97470  Aster M. S. Taylor 1981-8-19 4223 Plumas Blue Nose Mt. quad. Along creek, 0.1 mi w of Peoria Creek, ca. 2.5 mi w of Sloat 1341 Comment
  CAS-BOT-BC97471  Aster James T. Vale 1980-9-19 s.n. Plumas Bucks Lake Comment
  RSA31214  Aster breweri Joseph A. Ewan 1934-7-16 8515 Plumas South shore of Long Lake, Mt. Elwell Region 2073 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
  SEINET10475336  Aster breweri Mary Susan Taylor 1981-7-17 Taylor 4032 Plumas T21N R12E se sec 7, Sierra City quad. Lakes Basin area, Bear Lakes trail, 0.5 mi S of jct of trail to Gold Lake Lodge, ca. 6 air mi S of Mohawk; dry, open forest and outcrops; 6500 ft elev. 1981 Comment
  CHSC103139  Aster campestris Lowell Ahart; John Dittes 2009-9-7 16375 Plumas Below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam. 1591 Comment
  CHSC66690  Aster elatus Vernon H. Oswald; Linnea Hanson 1996-7-30 8098 Plumas Butterfly Valley Botanic Area NW of Quincy on Forest Rd. 25N47 ca. 0.3 mi S of its junction with Forest Rt. 417. 1188 Comment
  SEINET10872025  Aster integrifolius Mary Susan Taylor 1982-8-5 Taylor 4922 Plumas T25N R10E nw/sw sec 22. Greenville SE quad. Jct of Mt Hough Hwy (403) & rd to Grizzly Ridge, ca. 2 mi nw of Taylor Rock, ca. 6 air mi ne of Quincy. 5500 ft. 1676 Comment
  RSA59444  Aster occidentalis var. fremontii E. K. Balls 1950-9-8 15726 Plumas Lakes Center Public Campground 2043 Comment
  CHSC55490  Astragalus bolanderi L. P. Janeway 1984-7-15 922 Plumas Along dirt road on south side of Frenchman Hill; ca 3 mi west-southwest of Bucks Lake. 1737 Comment
  CAS-BOT-BC178758  Astragalus canadensis var. brevidens Gary Schoolcraft 1984-6-27 1273 Plumas 0.4 mile east of Chilccot 1524 Comment
  CHSC21577  Astragalus lentiginosus D. E. Brink Jr.; L. M. Mayer 1975-7-24 Plumas Bucks Lake Floristic Survey. Comment
  CHSC60536  Astragalus lentiginosus var. floribundus L. P. Janeway; Jannice Cutler 1992-5-28 4207 Plumas Plumas National Forest. Southwest side of Dotta Canyon 1.1 mi southeast of Beckwourth-Genesee Road. 1685 Comment
  CHSC118064  Astragalus pulsiferae var. pulsiferae R. Ondricek-Fallscheer 1999-6-13 192 Plumas About 5 air mi NNW of Chilcoot and 2 air mi SSE of Frenchman Lake; ca. 900 ft. from the recently relocated water tank on the hillside across Frenchman Lake Road from Chilcoot Campground. 1645 Comment
  CDA17281  Astragalus purshii var. purshii G. F. Hrusa, S. Gaimari, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16308 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
  UC1128868  Astragalus purshii var. tinctus E. Sawyer 1935-6-27 212 Plumas mouth Dixie Valley Sierraville Quad., , Dixie Valley (Plumas National Forest) Comment
  CAS-BOT-BC200856  Astragalus webberi M. S. Taylor 1982-6-14 4671 Plumas E side of Hwy 89, ca. 1 mi n of Indian Falls 1036 Comment
  HSC73111  Astragalus webberi M. S. Taylor 1981-5-8 3661 Plumas N side of Hwy. 89, 1/4 mi. S of turnoff to Taylorsville , 1 mi. S of Crescent Mills. 1098 Comment
  HSC95635  Astragalus webberi James D. Jokerst 1985-6-10 2410 Plumas Indian Creek, Upper edge of reconstruction zone of Hwy. 70. Comment
  SD8534  Astragalus webberi Mrs. R. M. Austin 1877-1 Plumas Indian Valley Comment
  UC334806  Astragalus webberi unknown April 1879 Plumas Indian and Sierra Valleys Comment
  RSA94054  Astragalus webberi R. C. Barneby 1954-5-14 11478 Plumas 1.5 miles S of Crescent Mills 1082 Comment
  CHSC32048  Athyrium filix-femina L. Ahart 1976-9-28 1209 Plumas Along edges of Bunker Hill Creek, near Mt. Etna, ca. 10 mi ne of La Porte. 1828 Comment
  RSA59680  Athyrium filix-femina subsp. cyclosorum E. K. Balls 1950-9-9 15749 Plumas West of Lakes Center Public Camp, by creek running into south end of small lake. 2043 Comment
  CAS-BOT-BC69505  Athyrium filix-femina var. californicum E. K. Balls 1950-9-9 15749 Plumas W. of Lakes Center Public Camp running into e. end of small lake, southern Plumas County. 2042 Comment
  CHSC63441  Athyrium filix-femina var. cyclosorum Lowell Ahart 1994-7-28 7537 Plumas North-east of Frenchman Hill, south-west of Bucks Lake. 1706 Comment
  SD9772  Athyrium filix-femina var. cyclosorum Daniel Cleveland Jul 1882 Plumas Big Meadows Comment
  SD9787  Athyrium filix-femina var. cyclosorum Daniel Cleveland 1882-7-25 Plumas Big Meadows Comment
  SD9790  Athyrium filix-femina var. cyclosorum Daniel Cleveland Jul 1882 Plumas Big Meadows Comment
  CHSC55481  Athysanus pusillus Ben Cunningham 1991-4-20 Plumas Ca. 90 ft w of Pecks Valley road and 2 mi ne of Greenville. 1066 Comment
  CAS-BOT-BC106455  Balsamorhiza hookeri L. P. Janeway 1991-5-29 3972 Plumas Plumas National Forest, Bechwourth Ranger District - Crocker Mt. quad, Red Clover Valley; along Bechwourth-Genesee Road 1664 Comment
  CAS-BOT-BC100097  Balsamorhiza sagittata 1918-5-25 7064 Plumas Portola Comment
  CDA13446  Balsamorhiza sagittata G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13293 Plumas Sierra Nevada; on USFS 23N11A. Comment
  CHSC42198  Balsamorhiza sagittata Julie L. Brown 1986-4-13 Plumas Ca. 6 m NE of Hwy 70 on Hwy 89 and 1.2 km from Greenville. 909 Comment
  CHSC46629  Balsamorhiza sagittata Lowell Ahart 1989-7-2 6339 Plumas On the north side and near the summit of Pilot Peak, about 10 miles north-east of La Porte. 2255 Comment
  JEPS32250  Balsamorhiza sagittata W. L. Jepson 1910-6-5 4072 Plumas Warner Valley 1554 Comment
  SEINET7239844 Image available Balsamorhiza sagittata D. L. Neal 1960-5-7 s.n. Plumas Near HWY 395, about 5 miles south of Doyle 1463 Comment
  CAS-BOT-BC16564  Barbarea orthoceras Anna Head 1921-7-5 s.n. Plumas Feather River Region. Lake Center Camp. Comment
  JEPS113556  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
  UC1126820  Barbarea orthoceras E. Sawyer 1935-7-1 265 Plumas 0.5 mi s Chases; Plumas National Forest, Downieville Quad. 1676 Comment
  CAS-BOT-BC145810  Beckmannia syzigachne David D. Keck 1932-7-3 1688 Plumas Northern Sierra Nevada. Quincy. 1065 Comment
  CAS-BOT-BC102169  Bidens cernua M. S. Taylor 1982-8-23 5037 Plumas S side of North Fork Feather River, ca. 1/4 mi w of Twain. Almanor SE quad. 853 Comment
  RSA59271  Bidens cernua E. K. Balls 1950-8-31 15565 Plumas Behind Forest Service Ranger Station, Quincy, American Valley. 1098 Comment
  CAS-BOT-BC102099  Bidens laevis Lowell Ahart 1981-9-6 3084 Plumas 1 1/2 miles SW of Crescent Mills 1200 Comment
  CAS-BOT-BC413058  Bistorta bistortoides Alice Eastwood 1927-6-17 14667 Plumas United States Forest Reserve, Long Valley Comment
  CHSC78690  Bistorta bistortoides L. P. Janeway 2000-7-16 6907 Plumas Northern High Sierra Nevada. Large meadow at Greens Flat; at head of Catrell Creek; about 3.7 km northwest of Middle Fork Feather River. 1722 Comment
  CAS-BOT-BC128018  Blepharipappus scaber M. S. Taylor 1982-6-10 4625 Plumas along 23N72, 1/2 mi w of Table Rock, ca. 2.5 mi ne of Beckwourth 1676 Comment
  SBBG119863  Blepharipappus scaber L. Ahart, J. Dittes 2003-8-8 10484 Plumas E side of Beckwourth Calpine Rd, ca. 3 mi S of Beckwourth, Sierra Valley 1482 Comment
  CHSC118802  Boechera Wendy L. Boes 2016-6-5 2016 -012 Plumas On ridgeline in the Diamond Mtns, Ridge to southeast of Aspen Flat. (UTM 700937 E, 4463359 N, NAD 83 Zone 10 North; Elevation 7272 ft.) 2216 Comment
  CAS-BOT-BC16134  Boechera constancei M. S. Taylor; G. Rotta 1982-5-18 4474 Plumas South side of 27N92, ca. 1.5 air mile southeast of Canyon Dam. 1524 Comment
  SEINET3166364  Boechera constancei P. J. Alexander 2009-4-8 997 Plumas Central Sierra Nevada, Plumas National Forest, N side of F.R. 24N20 above East Branch Rock Creek, 1.0 road miles from the junction with 24N28, 1.1 miles NE of Deanes Valley Campground, 4.3 miles WSW of central Quincy. 1301 Comment
  CAS-BOT-BC16180  Boechera davidsonii Mary Strong Clemens 1920-6-23 s.n. Plumas Crystal Lake. Comment
  CAS-BOT-BC16181  Boechera davidsonii Lowell Ahart 1979-8-4 s.n. Plumas About one mile west of Pilot Peak. 1800 Comment
  CAS-BOT-BC14304  Boechera platysperma Anna Head 1921-7-30 s.n. Plumas Feather River Region. Lake Center Camp. 1981 Comment
  CHSC101786  Boechera rectissima Lowell Ahart; John Dittes, Josephine Guardino 2009-6-14 15857 Plumas Along the north road edge, near cut bank of Forest Road 27N01Y, about 1.3 miles (air) west of Lake Almanor Dam. 1462 Comment
  CHSC58185  Boechera rectissima Vernon H. Oswald; Lowell Ahart 1992-6-22 5016 Plumas Ca. 0.4 mi N of the park boundary along the services road into Terminal Geyser, ca. 0.5 mi ENE of Little Willow Lake. Bordering the road. 1767 Comment
  CHSC62536  Boechera rectissima B. Castro 1993-7-20 485 Plumas Ca 2 air mi W of Bucks Lake, ca 1 mi N of Grizzly Ck, on ridge between USFS Rds 23N42 and 23N42A. 1645 Comment
  CHSC64077  Boechera rectissima B. Castro; R. A. Schlising 1987-7-21 168 Plumas Ca 6 mi W of Clio via Hwy 70/89, just E of jcn USFS Rds 22N98 and 22N42 on hillside below roads. 1539 Comment
  CAS-BOT-BC14660  Boechera rectissima John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54234 Plumas Sierra Nevada. About 4 miles southeast of Mount Hough on the road to Quincy. 1645 Comment
  CAS-BOT-BC14661  Boechera rectissima Lowell Ahart 1986-7-25 5370 A Plumas Sierra Nevada. Cleghorn Bar Road about 4 miles northwest of Pilot Peak. 1828 Comment
  CHSC107457  Boechera retrofracta Matt Simenc; Rebecca Joyner 2011-7-3 14 Plumas Northern High Sierra Nevada. 250ft SW of peak of Little Volcano Limestone Point, 0.2 miles (air) SW of end of 23N90A road, 2.4 miles (air) West (266 degrees) of where La Porte Quincy Rd crosses the Middle Fork Feather River. Growing in crack on limestone cliff, South facing. 1728 Comment
  CHSC36677  Boechera retrofracta R. E. Preston 1982-4-29 272 Plumas Ca. 30 yds e of Chips Creek, ca. 100 yds n of Hwy 70. 655 Comment
  CHSC41413  Boechera retrofracta Lowell Ahart 1986-7-25 5370 Plumas Along Cleghorn Bar Road, about 1 1/2 miles west of Finger Board, about 4 miles north-west of Pilot Peak. 1828 Comment
  JEPS102850  Boechera retrofracta Lowell Ahart 2001-7-17 8932 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
  SEINET3166407  Boechera retrofracta P. J. Alexander 2009-5-26 1045 -A, B Plumas East slope of the northern Sierra Nevada, north of Frenchman Reservoir, volcanic knob on the N side of Little Dooley Creek, 5.4 miles N of the Frenchman R. dam, 4.4 miles WNW of Crystal Peak, Plumas National Forest. 1786 Comment
  CAS-BOT-BC25583  Boechera retrofracta Ella Dales Cantelow 1941-5-18 s.n. Plumas 1.5 mile west of Johnsville Road to Gibsonville. 1615 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
  CAS-BOT-BC25927  Boechera suffrutescens Lowell Ahart 1986-7-8 5363 Plumas Sierra Nevada. South of where the road crosses Onion Valley Creek, ca. 1 mile northwest of Pilot Peak. 1920 Comment
  CAS-BOT-BC478473  Boisduvalia John Thomas Howell 1976-7-16 51890 Plumas Hydraulic mining gravels on flood plain of Spanish Creek at mouth of Wapaunsie Creek 1097 Comment
  CHSC82540  Botrychium simplex Lowell Ahart; John Dittes, Josephine Guardino 2002-7-2 9834 Plumas On the extreme northwest side of a meadow, about 40 yards south of the road, about 3/4 mile west of Lumpkin Ridge Road, about 1 mile southeast of Tamarack Flat, about 2 miles (air) northwest of Little Grass Valley Reservoir dam, about 5 miles (air) northwest of La Porte. 1723 Comment
  JEPS99048  Botrychium simplex var. compositum Lowell Ahart 2002-6-26 9796 Plumas 1 mi SE of Tamarack Flat (5 air mi NW of La Porte); Lumpkin Ridge Road 1743 Comment
  CHSC90305  Boykinia major L. P. Janeway 1994-8-24 4747 Plumas Northern High Sierra Nevada. Small tributary of South Fork Rock Creek at Deanes Valley Campground. 1298 Comment
  UC1127179  Boykinia major A. E. Wieslander 1927-7-10 13 Plumas meadow below Silver Lake; Bidwell Bar Quad., below Silver Lake Comment
  CDA17300  Brasenia schreberi G. F. Hrusa, P. Kerr, S. Winterton 2004-6-25 16349 Plumas Sierra Nevada; Snake Lake, 4 mi. NW of Quincy. Comment
  CHSC20812  Brassica K. R. Stern 1975-7-24 5849 Plumas E shore of Lake Almanor. 1371 Comment
  CAS-BOT-BC36771  Brassica rapa Alice Eastwood 1927-6-18 14694 Plumas United States Forest Reserve. Near Greenville. Comment
  CHSC117560  Brickellia greenei Lowell Ahart 2016-7-9 21091 Plumas Steep slope on the south side of Table Mountain, about 2 miles (air) northwest of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir Dam 1857 Comment
  CHSC33927  Brickellia greenei M. S. Taylor 1981-7-18 4056 Plumas N side of Caribous Rd, ca. 3 mi NE of its jct with Hwy 70 near Belden. 853 Comment
  CAS-BOT-BC127710  Brickellia greenei John Thomas Howell 1974-9-20 50888 Plumas 7 miles from Quincy on road to Blairsden 1097 Comment
  UCR123514  Brodiaea coronaria subsp. coronaria George K. Helmkamp, Elizabeth Helmkamp 2001-7-7 6859 Plumas Sierra Nevada Mountains, Calif. Hwy 89, 2.3 miles SSE of its junction with Calif. Hwy 36, Lake Almanor Region 1357 Comment
  SEINET8466115 Image available Brodiaea gracilis John Thomas Howell, Gordon H. True 43374 Plumas About 2 miles southeast of Mt. Hough. Plumas County, California 1829 Comment
  SEINET8716679 Image available Brodiaea ixioides Stanton A. Coor 1938-1 s.n. Plumas Plumas Co. Alt. 6300. Onion Valley. Comment
  RSA0049642  Brodiaea minor Dean Wm. Taylor 2012-6-20 21252 Plumas Lumpkin Ridge, Forest Road 27 about 5 miles North from Camp Eighteen (site) 1417 Comment
  JEPS34439  Brodiaea minor Rimo Bacigalupi and Tsang Iang Chuang 1963-8-2 8915 Plumas along state hwy 89 1.8 mi wnw community of Almanor; Lassen National Forest 1389 Comment
  CAS-BOT-BC149314  Bromus carinatus var. carinatus John Thomas Howell; Gordon H. True 1973-8-1 50194 Plumas Sierra Nevada. Ca. 2.5 miles southeast of Diamond Mountain. 2164 Comment
  CAS-BOT-BC149323  Bromus carinatus var. carinatus John Thomas Howell 1959-9-24 34904 Plumas Sierra Nevada. Crescent Mills. 1066 Comment
  UC943024  Bromus carinatus var. carinatus Lewis S. Rose 1951-6-27 51021 Plumas Johnsville 1600 Comment
  CAS-BOT-BC148703  Bromus carinatus var. marginatus John Thomas Howell 1960-7-18 35564 Plumas Lassen Volcanic National Park. Drakesbad. 1828 Comment
  CAS-BOT-BC148713  Bromus carinatus var. marginatus John Thomas Howell 1955-7-20 30829 Plumas Sierra Nevada. Mohawk. 1371 Comment
  CHSC44546  Bromus carinatus var. marginatus Lowell Ahart 1978-7-29 1793 Plumas About 1/2 mile north of the Bunker Hill Mine, about 12 miles north-east of La Porte. 1828 Comment
  SBBG115955  Bromus carinatus var. marginatus J. T. Howell, G. H. True 1973-7-31 50104 Plumas Thompson Pk, Diamond Range 2194 Comment
  SBBG115956  Bromus carinatus var. marginatus C. B. Hardham 1970-8-9 17716 T Plumas rd to Thompson Pk Lookout 1981 Comment
  CDA13941  Bromus ciliatus G. F. Hrusa 1997-6-26 13879 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
  JEPS106340  Bromus ciliatus Lowell 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 1645 Comment
  CAS-BOT-BC155967  Bromus commutatus John Thomas Howell 1955-7-20 30867 Plumas Sierra Nevada. Mohawk. 1371 Comment
  CAS-BOT-BC155970  Bromus commutatus Walter Knight; Irja Knight 1966-6-18 1384 Plumas Butterfly Valley. 1036 Comment
  CAS-BOT-BC155797  Bromus diandrus John Thomas Howell 1967-6-23 s.n. Plumas Sierra Nevada. Butterfly Valley. 1036 Comment
  CAS-BOT-BC155311  Bromus inermis Mary S. Clemens 1920-6-14 3 Plumas Greenville. Comment
  CAS-BOT-BC155348  Bromus japonicus John Thomas Howell; Gordon H. True; Walter Knight; Irja Knight 1967-7-10 2169 Plumas Sierra Nevada. Butterfly Botanical Area and Vicinity. Mouth of Butterfly Creek. 883 Comment
  CDA14758  Bromus japonicus G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-25 3328 Plumas forest land 4.8 miles northwest of Antelope Lake, 0.7 mile east of forest road to Taylor Lake 1661 Comment
  CAS-BOT-BC162158  Bromus orcuttianus Lewis S. Rose 1966-7-27 66060 Plumas Butterfly Valley. 3 miles west of Keddie. 1066 Comment
  CAS-BOT-BC162161  Bromus orcuttianus John Thomas Howell 1951-6-28 27656 A Plumas Sierra Nevada. Johnsville. 1584 Comment
  CDA13439  Bromus orcuttianus G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13286 Plumas Sierra Nevada; Common perennial in open sites at edge of forest. Dry, rocky ridgetop on USFS 23N11A. Open, dry flats with Artemisia tridentata. Forest here dominated by Abies concolor, Pinus jeffreyi. Comment
  CHSC74037  Bromus suksdorfii B. Castro 1998-10-7 858 Plumas Ca 4 air mi NE of Little Grass Valley Reservoir, on slope just W of Co. Rd 511. Ca 50 ft W of jcn of Co. road and USFS Rd 22N21, at edge of alder drainage. 1889 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
  UC335743  Cacaliopsis nardosmia unknown Plumas Indian Valley Comment
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May 4 2021
  UCD57257  Calamagrostis koelerioides R. Tofsrud 1949-7-14 s.n. Plumas Hwy 24, 11 miles W of junction with Hwy 89. (additional note by B. Crampton: 1 mile east Spring Garden). Comment
  SEINET10962336  Calandrinia ciliata var. menziesii Mary Susan Taylor 1982-6-21 Taylor 4708 Plumas T23N R11E ne/nw sec 30. Blue Nose Mt quad. Between small creek and Eureka Ridge Rd (23N09), ca. 1/4 mi w of spring, w slope of White Cap, ca. 3 air mi sw of Sloat. 6100 ft. 1859 Comment
  CHSC81358  Callitriche hermaphroditica Lowell Ahart 2001-9-18 9281 Plumas In shallow water of Freeman Creek, on the strand of Lake Davis. 1761 Comment
  UCSB45745  Callitriche heterophylla Reisentz, Paul 1979-5-12 Plumas 4 miles north of Injun Jim Campground; 2.7 miles south of Beldon on Highway 70 Comment
  CAS-BOT-BC85758  Calocedrus decurrens S. E. Hirstel 1926-7-1 s.n. Plumas Near Greenville Comment
  JEPS61642  Calochortus coeruleus Duncan Dunning 1923-6-2 Plumas 4 mi nw Quincy (above Snake Lake) Comment
  CAS-BOT-BC487766  Calochortus coeruleus Alice Eastwood 1927-6-11 14456 Plumas Forest Lodge, Greenville Comment
  SD6512  Calochortus elegans Mrs. R. M. Austin 1878-1 Plumas Big Meadows. Comment
  CHSC33601  Calochortus leichtlinii M. S. Taylor; M. Foster 1981-6-8 3871 Plumas N side of 24N08, just n of its jct with 25N93, half way between Bagley Pass and Red Clover Valley, ca. 1.5 air mi n of w end of Lake Davis. 1706 Comment
  CHSC67719  Calochortus leichtlinii James D. Jokerst 1979-7-25 Plumas Ca. 20 m S of Meadow Creek, ca. 400 m E of forest service road to Deans Meadow. Comment
  CHSC76152  Calochortus leichtlinii G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-24 3206 Plumas Mt. Hough-Crystal Lake Road 0.5 mile north of Taylor Creek Road (to Solomon Saddle). 1584 Comment
  JEPS15483  Calochortus leichtlinii Joseph and Hilda Grinnell 1938-6-11 1090 a Plumas Mohawk 1341 Comment
  CAS-BOT-BC491840  Calochortus leichtlinii Janet Jones 1980-7-16 215 Plumas Frazier Falls area 1828 Comment
  RSA52900  Calochortus leichtlinii R. Weatherby 1950-8-11 1521 Plumas Near spring on slopes of Mt. Elwell, Lakes Basin Area 2195 Comment
  SEINET8197334  Calochortus leichtlinii A. A. Heller, P. B. Kennedy 1907-7-4 8719 Plumas Ridge east of Red Clover Valley. Comment
  CAS-BOT-BC483482  Calochortus minimus H. C. Cantelow 1938-7-4 2298 Plumas Drakesbad Comment
  POM181943  Calochortus nudus J. G. Lemmon 1887-5-27 s.n. Plumas Mohawk Valley Comment
  SBBG30573  Calochortus nudus D. Myrick 1968-6-18 1942 Plumas Butterfly Valley, 4 mi NW of Quincy 1036 Comment
  CAS-BOT-BC493424  Calochortus nudus Lewis S. Rose 1963-6-3 63111 Plumas Butterfly Valley, 2 mi. sw. of Keddie 1036 Comment
  CDA18434  Calochortus tolmiei G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-23 3127 Plumas Long Valley; 3.25 mi west of Round Valley Reservoir Dam; 0.25 mil east of jct with road to Canyon Dam (i.e. south arm of Lake Almanor). 1633 Comment
  CHSC21536  Caltha leptosepala var. biflora D. Brink; L. Mayer 1975-7-8 Plumas Buck's Lake. Comment
  CAS-BOT-BC90963  Calycanthus occidentalis John Thomas Howell 1962-6-16 37636 Plumas Sierra Nevada. Lewisia Rock, Feather River North Fork. 640 Comment
  CDA18489  Calyptridium monospermum G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-26 3369 Plumas Sierra Nevada; Walker Plains. Basalt formation along the Plumas-Butte county line. 1554 Comment
  JEPS108836  Calyptridium monospermum Lowell Ahart 2006-6-28 12897 Plumas On Lumpkin Ridge, about 4 miles (air) northeast pf Camp 18, small open area of bare basalt 1514 Comment
  UC1136659  Calyptridium monospermum D. Axelrod 1934-6-9 34 Plumas 2 mi nw of Lexington Hill (Plumas National Forest); Plumas National Forest 1767 Comment
  UC917353  Calyptridium monospermum J. M. Tucker 1948-7-25 1745 Plumas sw side of Camel Peak (Pinchard Creek, above mine of United Mining Company); , Pinchard Creek 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
  UC569878  Calyptridium umbellatum D. Axelrod 1934-6-9 18 Plumas 2 1/4 mi nw of Lexington Hill 1767 Comment
  SEINET10969186  Calystegia malacophylla Mary Susan Taylor 1982-6-16 Taylor 4681 Plumas T24N R10E swnw sec 33. Spring Garden quad. Open rdcut, along spur rd off 24N26-Thompson Creek Rd (0.2-0.3 mi from its jct), ca. 3 mi se of Quincy. Mixed Evergreen Forest; 4600 ft. 1402 Comment
  UC2012965  Calystegia occidentalis subsp. occidentalis Barbara Ertter 1990-5-14 8989 Plumas Highway 70 along Feather River ca 8 air miles NW of Quincy, N side of highway at junction of Twain Store road. Comment
  SBBG30574  Camassia leichtlinii subsp. suksdorfii D. Myrick 1968-6-18 1937 Plumas Butterfly Valley, 4 mi NW of Quincy 1036 Comment
  UCD138331  Camassia leichtlinii subsp. suksdorfii Alva Day 1939-5-31 s.n. Plumas Cascade Creek. Comment
  CDA35623  Camassia quamash J. R. Keck Jr. 1978-6-3 PDR# 330065 Plumas Snake Lake near Quincy. 0 Comment
  CHSC2473  Camassia quamash subsp. quamash R. Carter 1965-7-6 266 Plumas Found 0.25 mi. S of intersection of Oroville-Quincy Rd. and U. S. F. S. road 24N33 on Oroville-Quincy Rd. 1767 Comment
  JEPS49079  Campanula prenanthoides Lewis S. Rose 1966-7-26 66049 Plumas 3 mi w Keddie; Butterfly Valley 1066 Comment
  SEINET10463286  Campanula prenanthoides Reed 1941-7-31 Reed s.n. Plumas FOREST LODGE, DRY HILLSIDE 3500 Comment
  CHSC62720  Cardamine breweri B. Castro; R. A. Schlising 1987-7-21 166 Plumas Ca 6 mi E of Graegle 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
  CHSC77204  Cardamine breweri G. Schoolcraft 1997-8-5 2632 Plumas Rock Creek. 1746 Comment
  CAS-BOT-BC37303  Cardamine breweri Robert J. Weatherby 1955-7-2 1575 Plumas Creek below Bear Ridge, near Taylor Lake. 1981 Comment
  RSA592542  Cardamine californica var. integrifolia S. O. Mattoon 1978-3-25 26 Plumas North Fork Feather River, vicinity of Queen Lily Camp Ground; off Hwy 70. 732 Comment
  JEPS96798  Cardamine nuttallii Dean W. Taylor 1997-4-9 15946 Plumas Wolf Creek N of Greenville; Plumas National Forest Comment
  CAS-BOT-BC38099  Cardamine pachystigma Lewis S. Rose 1967-5-7 67060 Plumas South of Keddie. Butterfly Creek and Spanish Creek. 883 Comment
  CHSC83649  Cardamine pachystigma John Dittes 2002-4-27 2 -50 Plumas Northern High Sierra Nevada; Plumas National Forest, Watson Ridge, ca. 1.5 air-miles north of Feather Falls Overlook, ca. 1.8 air-miles east of Bald Rock Dome, on north/south-oriented ridge top, north of hairpin turn in FS Road 21N25A. 1104 Comment
  JEPS96902  Cardamine pachystigma Dean Wm. Taylor and Glenn L. Clifton 1997-4-9 15945 Plumas Feather River Canyon; along Highway 70 at Rich Bar; Plumas National Forest 640 Comment
  OBI15046  Cardamine pachystigma Lewis S. Rose 1967-5-7 67060 Plumas S of Keddie. Butterfly crk and Spanish crk 884 Comment
  JEPS115915  Carex abrupta Lowell Ahart, John Dittes, Josephine Guardino 2009-7-21 16111 Plumas About 20 yards east of Forest Service Road 27N26, about 1000 feet northwest of Powerhouse at the north end of Butt Valley Reservoir, about 3 miles (air) southwest of Lake Almanor 1302 Comment
  SEINET11152736 Image available Carex abrupta Lowell Ahart, John Dittes and Josephine Guardino 2009-1 16111 Plumas 1302 Comment
  CAS-BOT-BC17846  Carex amplifolia Walter Knight; Irja Knight 1966-9-12 1705 Plumas Butterfly Botanical Area and VIcinity. Beargrass Glade. 1127 Comment
  CAS-BOT-BC17936  Carex angustata John Thomas Howell 1960-7-22 35873 Plumas Lassen Volcanic National Park. Drakesbad. 1828 Comment
  CHSC108473  Carex angustata Lowell Ahart 2011-9-20 17694 -A Plumas Small gravel bar on the east side 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 1 mile northeast of La Porte. 1593 Comment
  CHSC36854  Carex athrostachya M. S. Taylor 1982-6-28 4780 Plumas S edge of Feather River, Ramelli Ranch, ca. 1 mi sw of Beckwourth. 1487 Comment
  CHSC53653  Carex athrostachya L. P. Janeway 1984-7-13 902 Plumas Near Grizzly Creek campground, SW of Bucks Lake. 1584 Comment
  CHSC97184  Carex athrostachya Lowell Ahart; John Dittes, Josephine Guardino 2007-6-8 14032 Plumas Strand of Lake Davis, southeast of the end of the road, north end of Lake Davis. 1763 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
  OBI49290  Carex athrostachya Lewis S. Rose 1932-9-5 32617 Plumas Jamison Lake 1890 Comment
  SEINET4292084 Image available Carex athrostachya L. Janeway, Castro, B 2003-1 7981 Plumas High Cascade Range. Near un-named lake split by the Caribou Wilderness Area boundary, 2.4 km west of Hay Meadow. Comment
  SEINET10466812  Carex athrostachya Mary Susan Taylor 1982-7-8 Taylor 4795 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
  JEPS106374  Carex aurea Lowell Ahart, John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11157 Plumas Edge of a small seep, 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
  CDA13565  Carex bolanderi G. F. Hrusa, T. D. Wilfred 1996-7-22 13393 Plumas Sierra Nevada; PLUMAS NATIONAL FOREST: Clumping perennial 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
  CHSC53526  Carex bolanderi L. P. Janeway 1989-6-22 3367 Plumas Slopes between Crocker Mtn. and Crocker Mdw along rd 24N49Y. 1804 Comment
  CDA33045  Carex bolanderi G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-24 3277 Plumas China Grade Road, 1.4 miles south of Taylorsville. Comment
  CHSC47055  Carex brainerdii L. P. Janeway 1989-6-12 3290 Plumas Plumas National Forest. Forest on S side of Red Clover Valley. 1706 Comment
  CHSC87858  Carex brainerdii Lowell Ahart; John Dittes, Josephine Guardino 2004-6-6 11005 Plumas On the east side 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
  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
  JEPS105622  Carex canescens L. P. Janeway 2003-7-19 7904 Plumas High Cascade Range. South edge of marsh at southeast end of Willow Lake 1656 Comment
  SEINET7556168 Image available Carex cusickii L. P. Janeway 2003-7-19 7905 Plumas Mt. Harkness 7.5' Quad. High Cascade Range. 1656 Comment
  UCR123513  Carex douglasii George K. Helmkamp, Elizabeth Helmkamp 2001-7-7 6874 Plumas Sierra Nevada Mountains, Calif. Hwy 36, 4.3 mi SW of its junction with Calif. Hwy 89, vicinity of Lake Almanor 1463 Comment
  SJSU6923  Carex echinata subsp. echinata C. W. Sharsmith 1975-6-18 8227 Plumas Butterfly Valley c. 3 mi SW of Keddie 1066 Comment
  CAS-BOT-BC20112  Carex feta John Thomas Howell 1976-7-15 51851 Plumas Sierra Nevada. Snake Lake, about 4 miles northwest of Quincy. 1219 Comment
  CDA13856  Carex feta G. F. Hrusa, T. D. Wilfred 1996-8-2 13464 Plumas Sierra Nevada; Volcanic slopes on E side of Fells Creek immed. upstream from USFS 23N22 crossing. Clumped individual at base of boulder in now dry wash; site clearly wet earlier in season. Open. Comment
  CHSC51932  Carex feta K. R. Stern 1985-6-25 8310 Plumas Vicinity of Blairsdan. 1402 Comment
  CHSC53522  Carex feta Linnea Hanson 1990-6-15 Plumas Plumas National Forest. Along Greenhorn Cr; ca 1.5 mi on Chandler Rd from the jct with Hwy 70 1.5 mi E of Quincy. 1043 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
  CAS-BOT-BC20696  Carex fracta John Thomas Howell 1951-6-27 27608 Plumas Sierra Nevada. Jamison Creek. 1950 Comment
  CDA15379  Carex fracta G. F. Hrusa 1997-6-26 13900 Plumas Sierra Nevada; Clumping perennial in dry, rocky bed of seasonal creek, but prob. never in wet area. Coniferous overstory. 2.5 mi. E of Spring Garden on Hwy 70, and 0.5 m. S of Estray Ck. Comment
  JEPS107597  Carex fracta Lowell Ahart, Josephine Guardino 2005-8-10 12318 Plumas South of a small wet meadow, south 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 1821 Comment
  RSA95479  Carex fracta L. S. Rose 1954-5-30 54073 Plumas Johnsville 1601 Comment
  CAS-BOT-BC32026  Carex geyeri L. P. Janeway 1992-6-9 4225 Plumas Mt. Ingalls quad, NE side of Grizzly Ridge between Joseph Creek and Cascade Creek, 1897 Comment
  JEPS101184  Carex geyeri Dean W. Taylor 2000-9-14 17592 Plumas canyon of Hungry Creek, about 2.5 air miles ESE of Kettle Rock, Plumas National Forest, along Forest Road 27N45 0.2 miles N from junction Forest Road 27N53 1828 Comment
  JEPS114934  Carex heteroneura Lowell Ahart 2008-7-16 15092 Plumas On the east side of a small stream, about 150 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 La Porte 1597 Comment
  CHSC105842  Carex heteroneura var. heteroneura Lowell Ahart 2010-7-27 16932 Plumas Damp meadow, about 150 yards north of the South Fork of the Feather River, north side of Forest Road 22N68, about 1/4 mile southwest of the Feather Fork Mine, about 1- 1/2 miles (air) northeast of Little Grass Valley Reservoir. 1634 Comment
  SEINET11635249  Carex heteroneura var. heteroneura L. P. Janeway 1989-1 3481 Plumas along Jackson Creek, rd 23N11 2.3 mi from hwy 70/89 then 2.2 mi on rd 23N48 into Jackson Cr. 1783 Comment
  UC943023  Carex hoodii Lewis S. Rose 1951-6-27 51025 Plumas Johnsville 1600 Comment
  CHSC99380  Carex infirminervia Robert F. C. Naczi; Lawrence P. Janeway 2004-7-24 10540 Plumas Ca. 14 mi WSW of village of Almanor, along tributary of Butt Creek, W of Humboldt Road (county route 308). 1746 Comment
  CAS-BOT-BC35506  Carex jonesii John Thomas Howell 1960-7-22 35877 Plumas Drakesbad, Lassen Volcanic National Park 1828 Comment
  CHSC65597  Carex jonesii L. P. Janeway 1995-7-23 4871 Plumas Meadow at head of western branch of Stag Creek; along Road 22N80Y 0.1 mi north of Road 22N72; about 0.3 mi south-southeast of Table Mountain. 1755 Comment
  CHSC44257  Carex lasiocarpa V. Oswald; L. Ahart 1988-8-4 3679 Plumas Willow Lake located se of Drakesbad just s of the boundary of Lassen Volcanic National Park. Located on the n side of the lake. 1676 Comment
  JEPS87511  Carex lasiocarpa Vernon H. Oswald and Lowell Ahart 1993-8-3 5758 Plumas ca. 9 mi (air) n Lake Almanor (in the se corner of the meadow at the n end of 30N25 on the s edge of the Caribou Wilderness,); Caribou Wilderness, Hay Meadow 1950 Comment
  SEINET10916825  Carex lasiocarpa Oswald 1990-6-22 OSWALD 4314 Plumas T29N R6E sw/sw/s6, Red Fir Forest. Domingo Lake, ca. 0.5 mi south of Willow Lake ca. 9 mi (air) northwest of Chester. Common rhizomatous sedge in 3-4 dm of water on the north side of the lake. 1768 Comment
  CAS-BOT-BC31148  Carex lemmonii Lewis S. Rose 1967-6-12 6711 Plumas Butterfly Valley. 1097 Comment
  CAS-BOT-BC31150  Carex lemmonii Lowell Ahart 1966-6-18 1346 Plumas In a bog 100 m east of Ohio Ravine. 518 Comment
  CAS-BOT-BC31151  Carex lemmonii Hans Leschke; George Wilson Gillett s.n. Plumas Near Devil's Kitchen. Comment
  RSA517879  Carex lemmonii L. S. Rose 1967-6-10 67151 Plumas Butterfly Valley. 1098 Comment
  UCD140472  Carex lemmonii John Thomas Howell 1960-7-23 35946 Plumas Lassen Volcanic National Park, Drakesbad. Near Soda Spring. 1676 Comment
  UC1594689  Carex lenticularis var. lipocarpa Vernon H. Oswald, Lowell Ahart, Linnea Hanson, Lawrence Janeway and Joan Reynolds 1992-7-1 5040 Plumas ca. 5 mi (air) ssw Graeagle (via Gold Lake Forest Hwy. (County Rd. 519), w end of lake, just w of Lakes Basin Campground); Grass Lake 1926 Comment
  POM81318  Carex limosa Marcus E. Jones 1897-7-3 s.n. Plumas Prattville 1372 Comment
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Jul 8 2016
  CAS-BOT-BC31641  Carex luzulina var. ablata Walter Knight; Irja Knight 1966-6-18 1345 Plumas butterfly Valley. 1036 Comment
  JEPS114187  Carex luzulina var. ablata L. P. Janeway 2007-6-3 9029 Plumas Northern High Sierra Nevada. South-facing slope near top of eastern end of Red Mountains, near Road 23N69 1.1 km northwest of Road 18. Comment
  CAS-BOT-BC31640  Carex luzulina var. ablata L. P. Janeway 1990-6-27 3734 Plumas Mt. Ingalls quad. Headwaters of Joseph Creek on NE side of Grizzly Ridge. 2103 Comment
  JEPS104625  Carex mendocinensis Lowell Ahart 2000-5-21 8381 Plumas W side of Caribou Road, about 4 mi (air) NE of Belden 853 Comment
  CAS-BOT-BC32075  Carex multicaulis Alice Eastwood 1929-6-1 14657 Plumas Forest Lodge near Greenville. Comment
  CDA18701  Carex multicaulis G. D. Barbe, T. C. Fuller 1982-6-15 3710 Plumas Sierra Nevada; 0.8 mi W of junction of road to Red Hill Lookout and road to Cherry Hill (USFS Rd 26N22F); 3.3 miles E of Red Hill Summit, Plumas National Forest. 1554 Comment
  CHSC43529  Carex multicaulis Lowell Ahart 1975-7-2 832 Plumas Near the edge of the road, west of Lost Creek, about 6 miles north of the Sly Creek Dam. 914 Comment
  OBI6409  Carex multicaulis Lewis S. Rose 1963-6-3 63084 Plumas Butterfly Valley, 2 mi SW of Keddie 1189 Comment
  CHSC48075  Carex multicostata L. P. Janeway 1989-6-9 3280 Plumas Plumas National Forest. Southwest side of Red Clover Valley. 1714 Comment
  SEINET7568484 Image available Carex multicostata L. P. Janeway 2003-7-19 7910 Plumas Reading Peak 7.5' quad. High Cascade Range. At the end-of-the-road trailhead parking for trail to Little Willow Lake, 200 m southeast of Little Willow Lake. 1853 Comment
  CHSC52548  Carex nebrascensis L. P. Janeway 1989-6-29 3408 Plumas Plumas National Forest. Near head of Mapes Cyn; along the Beckwourth-Genesee Rd (rd 111) 4.9 mi N of Beckwourth. Small drying shady seep at Pappases Camp. 1767 Comment
  SEINET10711432  Carex nebrascensis Mary Susan Taylor 1982-6-14 Taylor 4658 Plumas T27N R12E sw1/4nw1/4 sec 12. Antelope Lake quad. In wet Pioneer Meadow, e side of Antelope Lake, ca. 12 mi ne of Taylorsville. With Carex filifolia, Stellaria longpipes. 1536 Comment
  CHSC77071  Carex nervina G. Douglas Barbe; T. C. Fuller 1982-6-16 3789 Plumas Plumas National Forest. Marshy meadow below Mud Lake, 3/4 mile NE of Eisenheimer Peak. 2097 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
  CHSC92310  Carex pachystachya Lowell Ahart; Josephine Guardino 2005-8-9 12256 Plumas In a small meadow and near a small drainage, between Lights Creek and Fant Creek, west of Forest Road 27N09, about 6 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1635 Comment
  CAS-BOT-BC119008  Carex pellita John Thomas Howell 1959-9-23 s.n. Plumas Meadow 3 mi from Juniper Lake on road to Chester. 1889 Comment
  CHSC63196  Carex rossii Lowell Ahart 1994-7-7 7470 Plumas East of a meadow, on the south-west side of the Pacific Crest Trail, south of a poor dirt road, east of the weather station, about 1/2 mile (air) west of Pilot Peak, about 3/4 mile east of Quincy La Porte Road. 1981 Comment
  CHSC88552  Carex scabriuscula Samantha Hillaire 2001-7-27 Plumas Plumas National Forest. 1645 Comment
  CHSC47352  Carex scopulorum var. bracteosa L. P. Janeway 1984-9-1 1142 Plumas Along creek near Mud Lake. 2164 Comment
  UC1133451  Carex spectabilis L. S. Smith 1927-8-10 2166 Plumas near Gold Lake; Downieville Quadrangle 1981 Comment
  SBBG32346  Carex stipata L. S. Rose 1967-7-9 67144 Plumas Quincy 1036 Comment
  CHSC78729  Carex stipata var. stipata L. P. Janeway 2000-7-7 6899 Plumas Northern High Sierra Nevada. Marsh on west side of Smith Lake -- enlarged by beaver activity. 1247 Comment
  CHSC97292  Carex straminiformis Lowell Ahart; John Dittes 2007-8-9 14442 Plumas About 80 yards north of the road, on the north slope of Mount Ingalls, about 6 miles (air) northwest of the north end of Lake Davis. 2551 Comment
  CDA14577  Carex subfusca G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-22 3058 Plumas Headwaters of S Fork Feather River, 10.6 miles northeast of La Porte on La Porte-Quincy Road. 1889 Comment
  CDA17814  Carex subfusca G. D. Barbe, J. T. Howell (54237 at CAS) & T. C. Fuller 1981-6-24 3224 Plumas Rhinehart Meadow at 1.0 mile S of junction of Mt. Hough-Crystal Lake Road with China Grade Road (road to Taylorsville). 1676 Comment
  CHSC48062  Carex subfusca L. P. Janeway 1987-6-20 2278 Plumas Ravine on N side of S Br Middle Fk Feather River below Whiskey Hill. 1158 Comment
  CHSC55449  Carex subfusca L. P. Janeway 1989-6-15 3319 Plumas Plumas National Forest. Pond across road from springy slope; jct Beckwourth-Genesee Rd (rd 111) and rd 24N49Y; N corner of Crocker Valley. 1730 Comment
  CHSC76327  Carex subfusca G. F. Hrusa 1997-6-26 13901 Plumas Sierra Nevada. 2.5 mi. 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']. 1500 Comment
  RSA726800  Carex subfusca L. Ahart 2007-6-17 14192 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
  SJSU7499  Carex subfusca Lewis S. Rose 1968-6-10 68085 Plumas Quincy 1036 Comment
  UC942956  Carex subfusca Lewis S. Rose 1951-6-28 51032 Plumas 8 mi sw Johnsville; McRae Meadows 1950 Comment
  SEINET10750066  Carex subfusca Lawrence P. Janeway, James Battagin; Rob Russell 1993-8-4 Janeway 4491 Plumas Mt. Ingalls quad. T24N, R12E, NE1/4 of SW1/4 of sec. 7. Along Dolly Creek at upper portion of the Walker Mine tailings. 1750 Comment
  CHSC92305  Carex utriculata Lowell Ahart; John Dittes 2005-9-19 12384 Plumas 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
  CHSC99391  Carex utriculata Robert F. C. Naczi; Lawrence P. Janeway 2004-7-24 10536 Plumas Ca. 14 mi WSW of village of Almanor, along tributary of Butt Creek, W of Humboldt Road (county route 308). 1746 Comment
  JEPS96113  Carex utriculata Vernon H. Oswald and Lowell Ahart 1996-7-15 8055 Plumas on Forest Rd. 28N11 just s Last Chance Campground (n end of lake); High Cascade Range, Lake Almanor, Last Chance Marsh 1371 Comment
  UCD108056  Carex utriculata Tim Kuhn 2005-1 88 Plumas adjacent to Crocker Guard Station. Comment
  UCD140975  Carex vesicaria L. P. Janeway 2000-7-7 6898 Plumas northern High Sierra Nevada. On west side of Smith Lake. 1247 Comment
  CAS-BOT-BC249368  Castilleja applegatei John Thomas Howell; Gordon H. True 1969-6-23 45805 Plumas 2.6 mi. n. of Middle Fork of Feather River at Nelson Point 1310 Comment
  CAS-BOT-BC249371  Castilleja applegatei M. S. Taylor 1982-6-10 4635 Plumas Ramelli Ranch, se of jct of Calpine Rd (109) and Hwy 70, ca. 1/2 mi sw of Beckwourth 1487 Comment
  CAS-BOT-BC249715  Castilleja applegatei subsp. pinetorum Ella Dales Cantelow 1939-5-20 4378 Plumas Nr. Rock Creek Rd. W. of Quincy Comment
  CAS-BOT-BC249743  Castilleja applegatei subsp. pinetorum A. A. Heller; P. B. Kennedy 1907-7-3 8701 Plumas Hills above Red Clover Valley Comment
  CHSC117453  Castilleja applegatei subsp. pinetorum Lowell Ahart 2016-6-29 21063 Plumas East slope of Table Mountain, about 2 miles (air) northwest of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir Dam. 1857 Comment
  CHSC36853  Castilleja applegatei subsp. pinetorum M. S. Taylor 1982-7-21 4895 Plumas Around s end of Bachs Creek Ridge. Ca. 5 mi se of Quincy. 1752 Comment
  JEPS123965  Castilleja applegatei subsp. pinetorum Lowell Ahart 2015-7-4 20291 Plumas About1 1/2 mile north of the intersection of Lumpkin Ridge Road and road to Little Grass Valley Reservoir, about 2 1/2 miles (air) north of Little Grass Valley Reservoir Dam. Comment
  JEPS15477  Castilleja applegatei subsp. pinetorum Joseph and Hilda W. Grinnell 1938-6-11 1092 a Plumas Mohawk 1341 Comment
  UC1063050  Castilleja applegatei subsp. pinetorum A. Lewis 1934-7-25 519 Plumas 1 mi se Bald Mountain; Plumas National Forest, Downieville Quad. 1676 Comment
  JEPS100466  Castilleja arachnoidea Dean W. Taylor 2001-6-28 17821 Plumas Diamond Mountains, Snow Lake (ca. 2 air miles east of Frenchman Lake), growing on the edge of Forest Road 24N44 1859 Comment
  JEPS95559  Castilleja arachnoidea Lowell Ahart 1994-7-7 7471 Plumas N side of Pacific Crest Trail, 1 mi W of Pilot Peak, about 1/4 mi E of Quincy--La Porte Road 1950 Comment
  JEPS80624  Castilleja lacera M. S. Taylor 1981-4-19 3931 Plumas ca 1 mi nw Prattville (ca 0.75 mi e of Hwy 89, sw side of Lake Almanor, between campground and road to Almanor); Lake Almanor, Almanor SW Quad. 1371 Comment
  CAS-BOT-BC253999  Castilleja miniata Mrs. A. L. Coombs 1906-1-1 s.n. Plumas Prattville Comment
  JEPS9764  Castilleja miniata W. L. Jepson 1910-6-15 4129 Plumas Prattville 1310 Comment
  UC1063337  Castilleja miniata F. W. Embree 1934-6-12 104 Plumas 1 mi s Bucks Ranch; Plumas National Forest, Bidwell Bar Quad. 1615 Comment
  UC174718  Castilleja miniata A. A. Heller and P. B. Kennedy 1907-7-9 8788 Plumas Prattville Comment
  JEPS124140  Castilleja miniata subsp. miniata Lowell Ahart, John Deurloo 2015-8-25 20523 Plumas About 100 yards east of the bridge, about 5 1/2 miles (air) south of Bucks Lake. Comment
  CHSC102639  Castilleja tenuis Lowell Ahart; John Dittes, Josephine Guardino 2009-7-22 16135 Plumas On the west side of Forest Service Road 27NO2K, east side of Long Valley, about 3.5 miles (air) west-southwest of Greenville, about 5.2 miles (air) southeast of Lake Almanor Dam. 1606 Comment
  CHSC116157  Castilleja tenuis Lowell Ahart 2015-7-4 20275 Plumas About 110 yards south of the paved road to Tamarack Flat, 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. 1712 Comment
  CHSC43561  Castilleja tenuis Lowell Ahart 1970-6-25 56 Plumas About 1/2 mile east of the Feather Fork Mine, about 6 miles north of La Porte. 1828 Comment
  CHSC65385  Castilleja tenuis Lowell Ahart 1995-9-13 7621 Plumas On the north side of Onion Valley, east of Quincy La Porte Road, about 1 mile north-west of Pilot Peak. 1828 Comment
  UCD150784  Ceanothus cuneatus J. Bisbee 2013-5-30 585 Plumas Plumas County, Summit of Red Hill. Near Communications Towers. 1890 Comment
  UC1071062  Ceanothus cuneatus var. cuneatus C. G. Albertus 1935-7-23 231 Plumas 2 mi nw, Lava Peak; Downieville quad., Plumas National Forest 1371 Comment
  UC338013  Ceanothus cuneatus var. cuneatus Lemmon 1883-5-27 Plumas Mohawk Valley Comment
  CAS-BOT-BC50766  Ceanothus integerrimus Thomas H. Kearney 1944-8-14 83 Plumas Near Prattville, Lake Almanor Comment
  SDSU10325  Ceanothus integerrimus D. F. Howe 1960-8-20 2985 Plumas Norht fork of Feather River, 41 miles from Oroville. 610 Comment
  UC452655  Ceanothus integerrimus H. M. Hall 1912-6-30 9303 Plumas Spanish Ranch Sierra Nevada Mts. 1158 Comment
  UC567213  Ceanothus integerrimus C. G. Albertus 1935-7-22 223 Plumas 3.75 mi sw Lovejoy; Downieville quad., Plumas Nat. For. 1767 Comment
  LA44855  Ceanothus leucodermis Carl Epling; William Robison 1935-7-15 sn Plumas Chester 1219 Comment
  CAS-BOT-BC52058  Ceanothus prostratus John Thomas Howell 1975-7-22 51356 Plumas 2 miles Northwest of Spring Garden 1173 Comment
  CAS-BOT-BC63366  Ceanothus prostratus Alice Eastwood 1927-6-11 14483 Plumas Forest Lodge. Greenville. United States Forest Reserve. 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
  LA44961  Ceanothus prostratus Carl Epling; 1938-6-14 sn Plumas near Prattville Comment
  UCD169236  Ceanothus prostratus S. L. Welsh; N. D. Atwood 2001-6-13 28132 Plumas Red Clover Valley, ca 12 miles north of Beckwourth. 1678 Comment
  SEINET5339356  Ceanothus prostratus B. Miller 1951-4-22 2 Plumas North side of highway, 2 miles east of Johnsville, Calif., about 15 miles from Portola. 1829 Comment
  SD7227  Ceanothus velutinus Mrs. R. M. Austin June 1882 Plumas Big Meadows Comment
  UC1071483  Ceanothus velutinus E. Nourse 1934-9-4 26 Plumas 2 mi ssw Quincy; Plumas National Forest, Downieville Quadrangle 1676 Comment
  CHSC64832  Ceanothus velutinus var. velutinus Vernon H. Oswald 1995-6-24 6904 Plumas Hwy. 36 at the w end of the causeway over Lake Almanor, just e of Chester. 1371 Comment
  CHSC20809  Centaurea cyanus K. R. Stern 1975-7-24 5846 Plumas E shore of Lake Almanor. 1371 Comment
  CDA42382  Centaurea maculosa D. G. Kelch 2012-9-2 12 .38 Plumas Portola. South of Portola Grade School. Comment
  JEPS113421  Centaurea stoebe subsp. micranthos Lowell Ahart, John Dittes, Josephine Guardino 2007-8-10 14456 Plumas On the south side of Lake Davis Road, about 1 mile southwest of Lake Davis Dam, about 4 miles (air) north of Portola 1767 Comment
  CHSC55685  Cerastium arvense Steven Triano 1988-4-17 64 Plumas Along unnamed tributary to North Fork Feather River, ca 0.1 mi s of Rock Creek Dam and 40 ft w of Hwy. 70. 640 Comment
  CAS-BOT-BC143856  Cercocarpus ledifolius var. ledifolius Clare B. Hardham 1978-8-11 21794 Plumas About 5 miles southeast of Thompson Peak Comment
  CHSC52952  Cercocarpus ledifolius var. ledifolius L. P. Janeway 1989-6-20 3360 Plumas Plumas National Forest. East-facing flank of Crocker Mtn overlooking Red Clover Valley. Small ridge near small know. 1965 Comment
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May 16 2008
  CDA15586  Chaenactis douglasii B. A. Smith, G. F. Hrusa 1996-7-15 s.n. Plumas Sierra Nevada; E side of Rattlesnake Creek, 1/2 mi. S of Hwy 70, and approx. 15 mi. E of Quincy. 1584 Comment
  CAS-BOT-BC276729  Chaenactis douglasii var. douglasii L. P. Janeway 1991-8-4 4133 Plumas Along Beckwourth-to-Laufman Road (near district boundary) on the W side of Dixie Creek 1676 Comment
  UC90127  Chaenactis douglasii var. douglasii F. Stepens 1894-1-1 Plumas Quincy Comment
  CAS-BOT-BC140758  Chamaebatia foliolosa Mary Strong Clemens 1920-4-24 s.n. Plumas Greenville Comment
  UC1125089  Chamaesaracha nana E. Sawyer 1935-6-27 197 Plumas 1.4 mi se Crow; Plumas National Forest, Sierraville Quad. 1706 Comment
  CHSC54398  Chamaesyce maculata Vernon H. Oswald 1991-6-12 4661 Plumas Lassen Volcanic National Park. Terminal Geyser, located between Drakesbad and Willow Lake. 1786 Comment
  CHSC69514  Chamaesyce maculata Lowell Ahart 1997-9-11 7900 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
  CAS-BOT-BC165970  Chamerion angustifolium J. W. MacSwain 1959-8-13 59 -152 Plumas 3.5 miles east of Bucks Lake Lodge Comment
  CAS-BOT-BC70202  Cheilanthes gracillima Mrs. R. M. Austin 1876-9-1 s.n. Plumas unspecified Comment
  CHSC113977  Cheilanthes gracillima Lowell Ahart 2014-11-16 19906 Plumas About 100 yards west of Little Grass Valley Reservoir, about 60 yards south of the small stream, about 250 yards southwest of the Black Rock, about 4-1/2 miles (air) northwest of La Porte. 1584 Comment
  SEINET11720502  Cheilanthes gracillima R. M. Austin n d s.n. Plumas Crescent Mills 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
  CDA15912  Chenopodium atrovirens B. Smith, G. F. Hrusa 1996-7-16 s.n. Plumas Plumas National Forest; Above upper Bull Run Creek off USFS 23N12E. Comment
  CDA23360  Chenopodium botrys L. Ahart 2006-10-23 13472 Plumas On the east 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. Comment
  SEINET10937632  Chenopodium pumilio Lowell Ahart, Peter Ahart 1985-9-26 Ahart 5188 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
  CDA3097  Chenopodium strictum J. T. Howell 1959-9-23 34894 Plumas Chester. Comment
  JEPS108988  Chenopodium strictum var. glaucophyllum Lowell Ahart 2006-10-8 13391 Plumas On the north side of the North Fork of the Feather River, on the south side of Highway 70, about 1/8 mile southwest of Chambers Creek 622 Comment
  CDA17255  Chimaphila menziesii G. F. Hrusa, S. Gaimari, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16282 Plumas Sierra Nevada; Butterfly Valley Botanical Area. Plumas National Forest. 1158 Comment
  UC635149  Chimaphila umbellata H. L. Mason 1924-6-18 1054 Plumas rd. between Graeagle and Gold Lake Comment
  RSA508622  Chrysolepis chrysophylla Mrs. R. M. Austin 1879-07 s.n. Plumas Hills. Comment
  UC1135235  Chrysolepis sempervirens E. Nourse 1935-9-5 33 Plumas Pilot Peak: 2.5 mi N and .75 mi W Pilot Peak 1920 Comment
  CAS-BOT-BC36256  Chrysolepis sempervirens John Thomas Howell 1960-7-20 35783 Plumas Between Boiling Springs Lake and Summit lake and Terminal Geyser, Lassen Volcanic National Park 1859 Comment
  UCR57495  Chrysopsis villosa R. D. Goeden, Don W. Ricker 1989-8-22 890822- 01 Plumas Northern Sierra Nevada Mtns., Plumas National Forest, east side of Frenchman Lake 1725 Comment
  RSA201326  Chrysothamnus nauseosus subsp. albicaulis J. T. Howell 1960-8-20 36283 Plumas Kelly Camp, near Drakesbad. 1616 Comment
  POM125954  Chrysothamnus parryi subsp. nevadensis I. M. Johnston 1919-9-2 2184 Plumas Keddie, open bench about the W. Pac. Station 982 Comment
  SEINET10474163  Chrysothamnus viscidiflorus Mary Susan Taylor 1980-10-8 Taylor 3364 Plumas T25N R12E nw sec 6. Open sandy, dry areas, S side of Beckwourth Rd, ca. 0.4 mi SE of its jct with Beckwourth-Genesee Rd, ca. 10 mi E of Taylorsville. Comment
  CAS-BOT-BC100823  Chrysothamnus viscidiflorus subsp. viscidiflorus John Thomas Howell 1977-8-11 52671 A Plumas Canyon of Little Last Chance Creek between Chilcoot and Frenchmans Reservoir 1706 Comment
  CHSC97267  Chrysothamnus viscidiflorus subsp. viscidiflorus Lowell Ahart; John Dittes 2007-8-9 14431 Plumas Along the west side of the poor road, west slope of Mount Ingalls, about 6 miles (air) northwest of the north end of Lake Davis. 2551 Comment
  RSA129843  Chrysothamnus viscidiflorus subsp. viscidiflorus C. G. Albertus 1935-8-28 276 Plumas 2.5 miles NNE of Grizzly Peak. 2591 Comment
  UC185111  Cicuta douglasii H. M. Hall 1912-8-3 9376 Plumas Sierra Nevada Mountains, Quincy Quincy; Sierra Nevada Mountains, Quincy 1066 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
  SD46610  Circaea alpina subsp. pacifica Robert J. Weatherby 1950-7-7 1451 Plumas Osnsner Creek, Quincy 1219 Comment
  JEPS107721  Cirsium arvense Lowell Ahart, John Dittes 2005-9-19 12391 Plumas Where the high water flows out of Taylor Lake, on the northeast side of Taylor Lake, about 6 miles (air) southwest of Antelope Lake 2076 Comment
  CHSC89532  Cirsium cymosum G. F. Hrusa; Kerr, S. Winterton 2004-6-25 16344 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
  SEINET3840904  Cirsium cymosum G. Douglas Barbe, Thomas C. Fuller 1982-6-17 3807 Plumas Frenchman Lake, South shore of Frenchman Reservoir (Lake), 0.4 miles east of Frenchman Dam 1700 Comment
  CAS-BOT-BC285539  Cirsium occidentale var. candidissimum John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54205 Plumas 2.5 miles northeast of Quincy Junction on road to Mt. Hough 1280 Comment
  UCD130632  Cirsium ochrocentrum var. ochrocentrum T. C. Fuller 1959-10-2 3230 Plumas Loyalton-Vinton Road just north of county line, 7.3 miles south Vinton. Comment
  SEINET7836795 Image available Cirsium scariosum W. Harnach, N. Harnach 1990-6-13 376 Plumas 0.75 miles W of Beckwourth, Ramelli Ranch (USFS); Sierra Valley 1487 Comment
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Jun 6 2018
  CAS-BOT-BC285830  Cirsium vulgare Greg Sommers 1976-8-23 1276 Plumas Sierra Valley along Marble Lane 1487 Comment
  RSA59113  Cirsium vulgare E. K. Balls 1950-8-30 15517 Plumas Just west of Feather River Experiment Station. 4 miles north of Quincy. 1067 Comment
  CAS-BOT-BC162584  Clarkia John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54213 Plumas About 5 miles southeast of Mt. Hough on the road to Quincy - Sierra Nevada 1584 Comment
  CAS-BOT-BC163167  Clarkia lassenensis M. S. Taylor 1982-6-3 4607 Plumas NE side of Spring Garden Overpass, 7.5 mi se of Quincy 1219 Comment
  CAS-BOT-BC163170  Clarkia lassenensis R. W. Thorp 1963-7-2 63 -52 Plumas 23 miles southeast of Quincy Comment
  RSA122166  Clarkia lassenensis E. Sawyer 1935-6-5 71 Plumas 3.25 miles SE of Beckwith Butte 1585 Comment
  CHSC89902  Clarkia mildrediae subsp. lutescens N. L. Jurjavcic; W. A. Sears 2004-6-27 Plumas Northern High Sierra Nevada. Along the perimeter of the northwestern arm of Little Grass Valley Reservoir. Above a trail. 1524 Comment
  JEPS108894  Clarkia mildrediae subsp. lutescens Lowell Ahart 2006-7-9 12920 Plumas Below an open ridge, about 100 yards north of the paved basalt road, about 4 miles (air) northwest of Tamarack Flat, about 6 miles (air) northwest of Little Grass Valley Reservoir 1650 Comment
  LA206076  Clarkia mildrediae subsp. mildrediae Harlan Lewis; M. Lewis, Frank C. Vasek 1950-6-30 752 Plumas Hwy 24, 7.8 mi S of Yellow Creek Bridge, along Feather River Comment
  CAS-BOT-BC163860  Clarkia purpurea subsp. quadrivulnera John Thomas Howell 1962-6-17 37669 Plumas Butterfly Valley 1036 Comment
  CAS-BOT-BC163852  Clarkia purpurea subsp. quadrivulnera R. W. Thorp 1963-7-2 63 -49 Plumas East end of Quincy Comment
  CAS-BOT-BC164921  Clarkia rhomboidea John Thomas Howell; Walter Knight; Irja Knight; Gordon True 1968-6-11 2348 Plumas Butterfly Botanical Area. Confluence of Spanish Creek & Butterfly Creek Comment
  CAS-BOT-BC164926  Clarkia rhomboidea Mary Strong Clemens 1920-6-14 s.n. Plumas Greenville Comment
  CHSC107459  Clarkia stellata Matt Simenc; L. Janeway 2011-7-11 24 Plumas Northern High Sierra Nevada. Growing in a dense patch at base of a dead Abies concolor at the edge of a rock outcrop. 1745 Comment
  CHSC107448  Claytonia lanceolata Matt Simenc; Rebecca Joyner 2011-7-2 6 Plumas Northern High Sierra Nevada. Under fir trees just beyond Southern edge of Onion Valley Reservoir meadow at base of slope. Comment
  CHSC11357  Claytonia lanceolata Lowell Ahart 1970-6-25 Plumas Six miles N.W. of La Porte. 1828 Comment
  SEINET10572686  Claytonia lanceolata Mary Susan Taylor 1981-4-30 Taylor 3577 Plumas T22N R8E sw sec 27. American House quad. In plantation, ca. 0.5 mi N of 22N18, ca. 1 mi E of Big Peak and 4 mi W of Little Grass Valley Reservoir. Montane Coniferous Forest; 5600 ft. 1707 Comment
  SEINET10572692  Claytonia nevadensis Lowell Ahart, Peter Ahart 1983-7-20 Ahart 4199 Plumas Ca. 1/4 mi e of Feather Fork Mine, ca. 5.5 mi n of La Porte. Red Fir Forest; 1800 m. 1800 Comment
  CAS-BOT-BC443636  Claytonia perfoliata subsp. perfoliata Alice Eastwood 1927-6-11 14479 Plumas United States Forest Reserve. Forest Lodge, Greenville Comment
  CDA19278  Claytonia perfoliata subsp. perfoliata G. D. Barbe, T. C. Fuller 1982-6-17 3865 Plumas Plumas National Forest; Frenchman Lake. 2 mi N of Turkey Pt Fishing Access. 1706 Comment
  RSA248699  Claytonia rubra Bonnie C. Templeton 1967-4-23 10745 Plumas Butterfly Valley, near Quincy 1067 Comment
  SEINET10572733  Claytonia rubra Mary Susan Taylor, M. Foster 1981-6-3 Taylor 3847 Plumas T24N R12E nw sec 25, Grizzly Valley quad; W side of 24N10, ca. 1/4 mi S of Grizzly Creek crossing 24N10, ca. 8 mi NW of Portola; elevation ca. 5800 ft. 1768 Comment
  CAS-BOT-BC443800  Claytonia rubra subsp. rubra Alice Eastwood 1927-6-11 14478 Plumas United States Forest Reserve. Forest Lodge near Greenville Comment
  UC397354  Claytonia rubra subsp. rubra Mrs. Jos. Clemens 1920-3-18 Plumas Crescent Mills Comment
  CAS-BOT-BC443796  Claytonia rubra subsp. rubra John Thomas Howell 1960-7-18 35575 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  JEPS87717  Clintonia uniflora Lowell Ahart 1994-6-17 7345 Plumas ca. 1 mi. e. Sly Creek Reservoir (e. side of Sly Creek, ca. 1 mi. n. of Schwartz Meadow) 1097 Comment
  CAS-BOT-BC238044  Collinsia Rimo Bacigalupi 1927-7-12 1737 Plumas Along Little Gray Eagle Creek near Lakes Center Camp, Gold Lakes Region 1889 Comment
  CHSC79570  Collinsia parviflora G. F. Hrusa; E. Sandoval 1993-5-30 11141 Plumas Snake Lake Vicinity. Along lakeshore. [Original lat./long. on label is '39 58 N; 120 59 W']. 1250 Comment
  SBBG6873  Collinsia parviflora H. and M. Dearing 1939-5-9 3317 Plumas near Blairsden on Sierra City Rd Comment
  RSA79434  Collinsia parviflora F. W. Peirson 1926-6-21 6785 Plumas East slope of Sierra Nevada, Humboldt Road. Comment
  UCD40297  Collinsia parviflora Rodney Gale Myatt 1971-6-13 737 Plumas 1 mile below Layman Road, north of Ouincy, and on the north side of Hwy 70. 1036 Comment
  SD6970  Collinsia rattanii Mrs. R. M. Austin 1880-1 Plumas Plumas Co. Comment
  CHSC107460  Collinsia torreyi var. torreyi Matt Simenc; L. Janeway 2011-7-11 25 Plumas Northern High Sierra Nevada. At the edge of a rock outcrop. 1745 Comment
  JEPS30998  Collinsia torreyi var. torreyi D. E. Breedlove 1962-6-12 3451 Plumas 1 mi se Cromberg (upper drainage Middle Fork Feather River); Sierra Nevada, Jackson Creek, upper drainage Middle Fork Fea 1341 Comment
  CHSC46661  Collinsia torreyi var. wrightii Lowell Ahart 1989-7-7 6368 Plumas West of Bunker Hill Creek, about 1/2 mile north of the Bunker Hill Mine, about 12 miles north-east of La Porte. 1828 Comment
  CHSC81393  Collomia heterophylla L. P. Janeway 1996-5-20 4976 Plumas Northern High Sierra Nevada. Soda Creek, along Road 25N22 200 ft northwest of Hwy 70 and East Branch North Fork Feather River. 890 Comment
  CHSC58194  Collomia linearis Vernon H. Oswald; Lowell Ahart 1992-6-22 5008 Plumas Lassen Volcanic National Park. Willow Lake-Terminal Geyser Trail just W of Hot Springs Creek. 1658 Comment
  CHSC113590  Collomia tinctoria Lowell Ahart 2014-8-24 19753 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. 1533 Comment
  CHSC89281  Collomia tinctoria G. Douglas Barbe; T. C. Fuller 1982-6-15 3734 Plumas Sierra Nevada. Red Hill Summit, Plumas National Forest. 1901 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
  CHSC46617  Comarum palustre V. Oswald; L. Ahart, L. Hanson 1989-7-31 3902 Plumas Lake at the headwaters of Fowler (Slate) Creek, 6.5 mi (air) n of La Porte, 0.5 mi (air) w of Fowler Pk. 1670 Comment
  CHSC73812  Comarum palustre B. Castro; L. P. Janeway 1998-8-29 833 Plumas Fowler Lake Proposed SIA. Ca 2 air mi N of Little Grass Valley Reservoir, at Fowler Lake. Within 15 ft of S edge of lake, opposite floating bog. 1659 Comment
  UC1123584  Convolvulus arvensis C. W. Hanks 1934-8-13 46 Plumas ne Sierra Valley; Plumas National Forest, Sierraville Quadrangle Comment
  CHSC36204  Corallorhiza maculata M. S. Taylor 1982-7-14 4828 Plumas N side of Bellas Flat Rd (26N19), near Monitor Mine, in Soda Creek drainage, ca. 6 mi nne of Twain. 1524 Comment
  UC1778608  Corallorhiza striata G. Douglas Barbe, T. C. Fuller 1982-7-16 3781 Plumas Lava cap ridge 1.5 miles west of Wheeler Peak and 1 mile south of Beardsley Mine on forest road 3.8 mile south of Green Flat, Plumas National Forest. Near the road west of Cupressus bakeri, Plumas National Forest. 1981 Comment
  CDA13571  Cordylanthus tenuis subsp. tenuis G. F. Hrusa, B. Smith 1996-8-1 13482 Plumas Sierra Nevada; Plumas Natl. Forest: on SW side of Little Long Valley Creek. approx. 1/2 m. N. of Hwy 70 about 15 m. E of Quincy. Comment
  CHSC37523  Cordylanthus tenuis subsp. tenuis M. S. Taylor 1982-9-8 5117 Plumas Along rd on w side of Round Valley Reservoir, ca. 4 mi s of Greenville. 1371 Comment
  HSC102786  Cordylanthus tenuis subsp. tenuis L. Ahart, John Dittes 2009-7-15 16089 Plumas About 2.8 air miles SE of Butt Valley Reservoir Dam, NE of Forest Service Rd. 26N67, south side of FS Road 26N671 1703 Comment
  SEINET10548994  Cordylanthus tenuis subsp. tenuis Mary Susan Taylor 1981-8-20 Taylor 4229 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
  SEINET10832350  Cordylanthus tenuis subsp. tenuis Mary Susan Taylor 1981-8-25 Taylor 4240 Plumas California: T25N R7E se1/4 of se1/4 sec 3. Almanor SW quad. Serpentine knoll, just off spur road off Red Hill Road (26N22F), ca. 1 air mi NE of the Lookout, ca. 5 air mi NE of Belden. Plumas County. 5800 ft. 1768 Comment
  JEPS7000  Cordylanthus tenuis subsp. tenuis Rimo Bacigalupi and J. R. Sweeney 1953-8-31 4325 Plumas 4 mi n Quincy (near junction of road to Oakland Municipal Camp and Calif. Hwy 24) Comment
  CHSC70279  Cordylanthus tenuis subsp. viscidus B. Castro; R. Zebell 1989-8-7 361 Plumas Ca 3 air mi S of Bucks Lake, W of USFS Rd 23N18, ca 0.3 mi WSW jcn Rds 23N18, 23N15 and 23N69, on the south flank of Red Mtn. 1828 Comment
  CHSC82132  Cordylanthus tenuis subsp. viscidus L. P. Janeway; B. Castro 2001-6-22 7371 Plumas Northern High Sierra Nevada. On low peak along ridge between Frenchman Hill and the northwest end of Red Mountain. 1798 Comment
  CAS-BOT-BC210325  Cornus sericea Ira L. Wiggins 1948-9-15 12057 Plumas Between canyons of Onion Creek and Middle Fork of the Feather River Comment
  UC1122817  Cornus sericea subsp. sericea C. G. Albertus 1935-7-23 229 Plumas 1 1/4 mi. s.e. Spring Garden Ranch; Plumas Nat'l Forest, Downieville Quad. Comment
  SEINET7719433  Corydalis caseana Unknown Plumas Big Meadows Comment
  CAS-BOT-BC401876  Corydalis caseana subsp. caseana John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-26 54364 Plumas 0.75 miles northeast of Bucks Summit on road to Quincy 1600 Comment
  CAS-BOT-BC401868  Corydalis caseana subsp. caseana Margaret Williams 1966-7-11 s.n. Plumas Jameson Creek, above Johnsville 1859 Comment
  JEPS115519  Crassula aquatica Lowell Ahart, John Dittes 2009-9-7 16388 Plumas On damp bare soil, below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam 1591 Comment
  RSA312453  Crassula aquatica Malcolm A. Nobs, S. Galen Smith 1949-8-18 1374 Plumas Last Chance Marshes at north end of Lake Almanor, just south of Chester. Comment
  CAS-BOT-BC290329  Crepis John Thomas Howell 1962-6-17 37727 Plumas Portola 1463 Comment
  CAS-BOT-BC290448  Crepis acuminata Rimo Bacigalupi 1927-7-11 1700 Plumas Grassy Lake Meadows, Gold Lake Region 1889 Comment
  CHSC102071  Crepis acuminata Lowell Ahart; John Dittes 2009-7-15 16098 Plumas On dry rocky soil, east of the power line, on the south side of Forest Sevice Road 26N22, about 2.3 miles (air) southeast of Butt Valley Reservoir Dam. 1517 Comment
  RSA739729  Crepis capillaris John Dittes, Josephine Guardino 2005-9-19 1289 Plumas Northern High Sierra Nevada Range, 8.2 air miles N of Genesee, 4.4 air miles SW of Antelope Lake dam, 1.9 air mile E of Taylor Lake, 1.1 air mile N of intersection of FS Routes 27N45 and 27N53. 1707 Comment
  CAS-BOT-BC291559  Crepis intermedia Lewis S. Rose 1969-6-24 69047 Plumas Butterfly Creek and Spanish Creek 853 Comment
  JEPS113382  Crepis intermedia Lowell Ahart, John Dittes, Josephine Guardino 2007-6-8 13988 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
  RSA7880  Crepis intermedia H. A. Barker 1927-7-1 755 Plumas Blairsden 1372 Comment
  CAS-BOT-BC291579  Crepis modocensis subsp. modocensis Alice Eastwood 1918-5-25 7040 Plumas Portola Comment
  JEPS113555  Crepis monticola Lowell Ahart, John Dittes 2007-6-17 14193 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
  JEPS126589  Crepis monticola Lowell Ahart 2016-6-29 21065 Plumas Top and east side of Table Mountain, about 2 miles (air) northwest of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir Dam. Comment
  CHSC82501  Crepis occidentalis Lowell Ahart 2002-6-26 9773 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) northwest of Little Grass Valley Reservoir dam, about 4 miles (air) northwest of La Porte. 1796 Comment
  CAS-BOT-BC290782  Crepis occidentalis subsp. occidentalis L. W. Swift 1934-5-18 117 Plumas Sugar Loaf near Meadow View 1889 Comment
  CAS-BOT-BC290854  Crepis pleurocarpa Mary Strong Clemens 1920-6-17 s.n. Plumas Greenville Comment
  UC581308  Crepis pleurocarpa G. L. Stebbins Jr. and J. A. Jenkins 1937-7-6 2190 Plumas 2 mi s Keddie (on road to Quincy) 1127 Comment
  SEINET5343724 Image available Crepis runcinata var. andersonii W. Harnach, N. Harnach 1989-6-17 146 Plumas Sierra valley, approx 200 ft. west of the steel bridge on Marble Lane 1488 Comment
  CHSC81843  Crypsis alopecuroides Lowell Ahart 2001-10-16 9377 Plumas On the northwest side of Round Valley Reservoir, just below the road, about 2 1/2 miles southwest of Greenville. 1363 Comment
  CAS-BOT-BC189305  Cryptantha Clare B. Hardham 1975-8-2 20453 Plumas Black Mountain 2133 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
  JEPS98964  Cryptantha simulans Lowell Ahart 2001-7-17 8912 Plumas Meadows, on the west side of a poor logging road, east of a small branch of Butt Creek, about 2 1/2 miles (air) north of Humboldt Summit. 1828 Comment
  UC79294  Cryptantha simulans T. S. Brandegee 1892-7-4 Plumas Prattville Comment
  RSA95526  Cryptantha simulans J. T. Howell 1951-6-27 27572 Plumas Johnsville; Sierra Nevada 1585 Comment
  CHSC43470  Cryptantha torreyana Lowell Ahart 1977-7-9 1453 Plumas Near a small meadow, 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
  CHSC76044  Cryptantha torreyana G. F. Hrusa 1997-5-30 13833 Plumas Sierra Nevada. On the E side of Rattlesnake Creek creekbed, S of Hwy 70 approx. 15 mi. E of Quincy. [Original lat./long. on label is '39 52 N; 120 44 W']. 1300 Comment
  CHSC97211  Cryptantha torreyana Lowell Ahart; Josephine Guardino 2007-7-20 14350 Plumas Strand of Lake Davis, about 100 yards west of Long Point, northeast side of Lake Davis. 1763 Comment
  JEPS102358  Cryptantha torreyana Lowell Ahart 2001-7-17 8934 Plumas about 2 air miles NE of Humboldt Summit (W side of a branch of Butt Creek, on N side of dirt road a little W of Ruffa Ranch, 1 air mile n of Eagle Rocks) 1706 Comment
  CHSC44007  Cryptogramma acrostichoides L. P. Janeway 1984-7-27 933 Plumas Near Grassy Lake. 1920 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
  SEINET10866996  Cupressus bakeri Mary Susan Taylor 1981-8-3 Taylor 4151 Plumas T27N R11E ne 1/4 nw 1/4 sec 26. Kettle Rock quad. Along drainage east of Mud Lake, ca. 0.6 mi ne of Eisenheimer Peak, ca. 10 mi N of Genesse. Tertiary volcanic granite base. 6700 ft. 2042 Comment
  CDA19216  Cupressus bakeri subsp. bakeri G. D. Barbe, T. C. Fuller 1982-6-16 3797 Plumas Plumas National Forest; below Mud Lake, 3/4 mile NE of Eisenheimer Peak. 2097 Comment
  CAS-BOT-BC224545  Cuscuta californica John Thomas Howell 1960-7-18 35606 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  CHSC75493  Cuscuta californica G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-26 3376 Plumas Southern end of Walker Plains, 0.4 mile northwest of Buckeye. 1524 Comment
  CDA39920  Cuscuta californica var. breviflora L. Ahart 2003-9-7 10563 Plumas On the east side of the dirt road, about 50 yards southeast of the Pacific Crest Trail, on Bunker Hill Ridge, about 1 mile (air) southeast of Pilot Peak, about 9 miles (air) northeast of La Porte. Comment
  CHSC82707  Cuscuta californica var. californica Lowell Ahart 2002-7-18 9856 Plumas Ridge, about 1/8 mile north 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. 1743 Comment
  JEPS49762  Cycladenia humilis var. humilis R. M. Austin 1879-1 Plumas Dutch Hill Comment
  SD7701  Cycladenia humilis var. humilis R. M. Austin 1879-1 Plumas Dutch Hill Comment
  UC105508  Cycladenia humilis var. humilis Mrs. R. M. Austin 1879-1 Plumas Dutch Hill Comment
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Mar 14 2016
  CHSC21114  Cynoglossum occidentale F. T. Griggs; A. Pass 1975-7-1 21 Plumas Buck's Lake. East of Grizzly Creek. Comment
  SD6709  Cynoglossum occidentale Mrs. R. M. Austin 1880-1 Plumas Big Meadows Comment
  CHSC99800  Cyperus squarrosus Lowell Ahart 2008-7-9 15067 Plumas Edges of a small pond, south of the road, about 1/2 mile northwest of the dam at Little Grass Valley Reservoir, about 4 miles (air) northwest of La Porte. 1689 Comment
  UCD138929  Cypripedium fasciculatum M. S. Taylor 1981-5-29 3817 Plumas ca. 50 to 100 feet up from Forest, ca. 50 to 100 feet up from Buckhorn Creek, on south side, ca. 200 feet west of 23N18.5, ca. 1 mile southwest of Grizzly Mt, ca. 13 air miles northeast of Pulga. 1584 Comment
  SD7402  Cypripedium montanum Mrs. R. M. Austin 1880-1 Plumas No further locality information given on label on specimen sheet. Comment
  CHSC21807  Cystopteris fragilis F. T. Griggs; A. Pass 1975-7-8 118 Plumas Buck's Lake Forest Service Survey. Comment
  RSA30025  Cystopteris fragilis J. T. Howell 1951-6-27 27635 Plumas Jamison Creek 1829 Comment
  UC123018  Cystopteris fragilis Mrs. R. M. Austin June 1874 306 Plumas Rocky Bluff, Black Hawk Creek Comment
  JEPS103582  Dactylis glomerata Lowell Ahart 2002-7-2 9831 Plumas On the N side of Forest Road 22N94, ca 50 yards W 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. 1583 Comment
  JEPS115893  Dactylis glomerata Lowell Ahart, John Dittes, Josephine Guardino 2009-7-22 16132 Plumas On the west side of Forest Service Road 27N92K, east side of Long Valley, about 3.5 miles (air) west-southwest of Greenville, about 5.2 miles (air) southeast of Lake Almanor Dam 1606 Comment
  CAS-BOT-BC189660  Danthonia californica Anna Head 1921-7-1 s.n. Plumas Feather River Region. Lake Center Camp. Comment
  CHSC32029  Danthonia californica var. americana L. Ahart 1979-7-18 1996 Plumas Meadow, above the road and e of Finger Board Mt, ca. 2 mi nw of Pilot Peak, ca. 12 mi n of La Porte. 1828 Comment
  CHSC91829  Danthonia californica var. californica G. F. Hrusa; S. Gamairi, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16275 Plumas Northern Sierra Nevada. Butterfly Valley Botanical Area: in upper bog. 1158 Comment
  CAS-BOT-BC194418  Danthonia intermedia Lowell Ahart 1977-8-2 1516 Plumas 2 miles south-west of Pilot Pk., about 15 miles north-east of La Porte 2011 Comment
  CDA17278  Danthonia unispicata G. F. Hrusa, S. Gaimari, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16305 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
  UC174593  Danthonia unispicata A. A. Heller and P. B. Kennedy 1907-7-3 8705 Plumas hills above Red Clover Valley Comment
  RSA82881  Darlingtonia californica J. M. Tucker 1951-8-1 2205 Plumas About 1 mile W of keddie Comment
  UCD119069  Darlingtonia californica J. M. Tucker 1951-8-1 2205 Plumas About 1 mile west of Keddie. 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
  CAS-BOT-BC179651  Delphinium John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54261 Plumas About 2.5 miles southeast of Mt. Hough on the road to Quincy 1798 Comment
  JEPS113920  Delphinium William Harnach 2006-5-29 1228 Plumas Sierra Valley 0.5 miles south of Hwy 70, on A-23, west at R/R crossing, then 1.5 miles along road. Comment
  CAS-BOT-BC8917  Delphinium depauperatum Alice Eastwood 1927-6-11 14474 Plumas United States Forest Reserve, Forest Lodge Greenville Comment
  CHSC21584  Delphinium depauperatum D. E. Brink Jr.; L. M. Mayer 1975-7-16 Plumas Bucks Lake. In a meadow at the west edge of the middle of the section. 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
  CHSC61237  Delphinium nudicaule K. B. McShea 1992-4-20 15 Plumas CA 2 mi s of Jct of Hwy 89 and Hwy 70, 1.5 mi e on Soda Creek, 13.5 mi se of Quincy. 792 Comment
  SEINET10536043  Delphinium nudicaule Lowell Ahart, Peter Ahart 1984-6-21 Ahart 4720 Plumas About 1 mi N of Turkeytown, along a dirt rd that cuts W to Hopkins Creek, not the road that will take you west to Onion Valley, ca. 2 mi NW of Blue Nose Mt, ca. 15 mi NE of LaPorte; Red Fir For. 200 Comment
  UCD95881  Delphinium nudicaule Dean Dubbe 1974-4-26 6 -4 Plumas Feather River Canyon, 5 miles south of Belden on State Highway 70. 670 Comment
  CAS-BOT-BC116127  Delphinium nuttallianum Clare Butterworth Hardham 1961-6-16 7492 Plumas Engelmine-Susanville Road via Gold run Creek. 1828 Comment
  UC1126053  Delphinium nuttallianum A. Lewis 1934-6-12 474 Plumas 4 1/2 mi sw Lexington Hill; Plumas National Forest, Bidwell Bar Quadrangle, Moorevile Ri Comment
  CAS-BOT-BC116122  Delphinium nuttallianum Lowell Ahart 1989-7-2 6357 Plumas North of where the dirt road forks, the south fork leads to the Lookout on Pilot Peak, about 2103 Comment
  HSC27048  Delphinium nuttallianum John Pratt 1970-6-30 59 Plumas Humboldt Summit Comment
  UCD13266  Delphinium patens subsp. patens Stephen Brown 1974-5-4 116 Plumas Plumas CO. Rock Creek, 1 mile north from North Fork of Feather River, ca. 22 miles west of Quincy. Elevation 1600 feet. 487 Comment
  CAS-BOT-BC122000  Delphinium variegatum Gladys L. Smith 1976-6-7 4598 Plumas Secondary road between Rte 70 and La Porte. 1950 Comment
  SEINET10448456  Dentaria tenella var. palmata Mary Susan Taylor 1981-6-17 Taylor 3923 Plumas T25N R12E center sec 27. Grizzly Valley quad. jct Meadow Creek and rd 25N10, E side of Mt Ingalls, ca. 8 air mi NE of Genesee. 7500 ft elev. 2286 Comment
  CDA31656  Deschampsia cespitosa A. A. Beetle 1941-6-28 2771 Plumas W side of Lake Almanor 0 Comment
  CHSC102155  Deschampsia cespitosa Lowell Ahart; John Dittes, Josephine Guardino 2009-7-29 16210 Plumas On dry to damp soil, bottom of 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
  CAS-BOT-BC192436  Deschampsia cespitosa subsp. cespitosa W. Harnach; N. Harnach 1991-6-21 564 Plumas Sierra Valley. Next to R/R bridge east of Co. Rd. A-23 1487 Comment
  JEPS76239  Deschampsia cespitosa subsp. cespitosa W. L. Jepson 1939-8-14 19418 Plumas Willow Creek 1828 Comment
  SBBG128096  Deschampsia cespitosa subsp. cespitosa L. Ahart, J. Dittes, J. Guardino 2009-7-29 16 210 Plumas bottom of a snow lake, on the S side of Forest Rd 26N67F3, 1.2 mi NE of Rush Crk Hill, 2.6 mi ESE of Caribou Powerhouse 1677 Comment
  UC1100293  Deschampsia cespitosa subsp. cespitosa Malcolm A. Nobs and S. Galen Smith 1949-8-19 1435 Plumas bog & marsh at Butterfly Valley Butterfly Valley Comment
  UC1131410  Deschampsia cespitosa subsp. cespitosa Beryl O. Schreiber 1938-7-9 2523 Plumas 1 mi. e. Meadow Valley; Plumas Nat'l Forest, Bidwell Bar Quad. 1066 Comment
  CAS-BOT-BC198149  Deschampsia danthonioides John Thomas Howell 1951-6-27 27588 Plumas McRae Meadow - Sierra Nevada 1981 Comment
  CAS-BOT-BC198153  Deschampsia danthonioides John Thomas Howell 1962-6-19 37864 Plumas 5.8 miles E of Beckwourth - Sierra Nevada 1493 Comment
  CAS-BOT-BC201889  Deschampsia elongata Mary S. Clemens 1920-6-22 7 Plumas Quincy 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
  UCD63520  Deschampsia elongata John Thomas Howell 1960-7-19 35621 Plumas Drakesbad. 1676 Comment
  SEINET10448462  Descurainia richardsonii subsp. viscosa Mary Susan Taylor 1982-5-17 Taylor 4463 Plumas 5600 ft. T22N R14E se/se sec 6. Portola quad. Dry rocky volcanic flats and outcrops, n side of 22N55, near its jct with 22N54 & 27N88, ca. 2 mi se of Portola. 1707 Comment
  UC1126530  Dicentra pauciflora P. G. Haddock 1938-5-29 14 Plumas e side Rock Creek; Plumas National Forest, Downieville Quad. 1219 Comment
  CAS-BOT-BC402606  Dicentra uniflora Lowell Ahart 1983-6-28 4169 Plumas On the high banks of the South Fork of the Feather River and a little south-west of the Feather Fork Mine, on the west side of the river, about 1 1/2 miles north-east of Little Grass Valley Reservoir, about 5 1/2 miles north of La Porte 1750 Comment
  SEINET241787 Image available Dichanthelium acuminatum var. fasciculatum Beecher Crampton 1964-8-25 7157 c Plumas Lassen NP ; Devils Kitchen, Hot Springs Creek Canyon, 1.5 miles W. of Drakesbad. 1859 Comment
  CAS-BOT-BC502164  Dichelostemma congestum John Thomas Howell 1977-6-21 52381 Plumas Transition Zone forest in region of schistose rocks, Seneca; Sierra Nevada 1097 Comment
  JEPS58081  Dichelostemma multiflorum W. L. Jepson 1910-6-16 4146 Plumas Quincy 1036 Comment
  CAS-BOT-BC502665  Dichelostemma multiflorum John Thomas Howell 1973-7-10 49748 Plumas Near Greenville 1097 Comment
  CAS-BOT-BC502673  Dichelostemma multiflorum Lewis S. Rose 1963-6-5 63130 Plumas 3 mi n of Quincy 1097 Comment
  CAS-BOT-BC151821  Diplacus mephiticus Catherine Best 1979-6-14 s.n. Plumas Eureka Park, 1 mile east of river on main road - Sierra Nevada Comment
  CHSC10824  Diplacus mephiticus Lowell Ahart 1968-6-29 Plumas Six miles N. E. of La Porte. 1371 Comment
  CHSC41143  Diplacus mephiticus J. D. Jokerst 1984-6-13 2048 Plumas Ca 2 air miles east of Peacock Point, south of Grizzly Cr, along USS road 26N08. 1432 Comment
  CHSC42036  Diplacus mephiticus Lowell Ahart 1986-7-25 5379 a Plumas Along the edge of a side road, north of Cleghorn Bar Road, about 1 and 3/4 miles north-west of Finger Board, about 4 1/4 miles north-west of Pilot Peak. 1828 Comment
  CHSC65843  Diplacus mephiticus L. P. Janeway 1995-6-25 4817 Plumas 0.3-0.5 mi east of the rad from Prattville to Butt Reservoir, about 2 mi southwest of Prattville and Lake Almanor. 1438 Comment
  RSA0037138  Diplacus mephiticus L. P. Janeway 2014-7-30 11566 Plumas Northern High Sierra Nevada. Plumas National Forest; 2.3 air-mi north of the Little Grass Valley Reservoir dam; near top of ridge above Road 22N27 0.6 km north of the major junction with the 94 road. 1765 Comment
  SJSU14322  Diplacus mephiticus N. A. Hopkins 1989-6-7 1526 Plumas c. 0.75 mi E of Dixie Valley 1920 Comment
  CAS-BOT-BC153948  Diplacus pygmaeus John Thomas Howell; H. Keith Wagnon 1980-5-27 53623 Plumas About 1.5 miles northwest of Almanor (near intersection of Highway 89 and Humboldt Road) 1389 Comment
  RSA0091942  Dodecatheon Bonnie C. Templeton 1968-1 11298 Plumas [No location data on label. Possibly Trinity County.] Comment
  CHSC21290  Dodecatheon alpinum F. T. Griggs; A. Pass 1975-7-17 206 Plumas Buck;s Lake Forest Survey. Comment
  POM181051  Downingia bacigalupii A. A. Heller, P. B. Kennedy 1907-7-2 8677 Plumas Between Vinton and Beckwith. [Beckwourth] Comment
  UC416600  Downingia bacigalupii unknown 1892-7-4 Plumas Prattville Comment
  SEINET8039229  Downingia bacigalupii E. Sawyer 1935-6-27 159 Plumas Plumas Forest, Charles Valley, Sec. 26. 1524 Comment
  SJSU14214  Downingia bicornuta N. A. Hopkins 1989-5-27 1496 Plumas by Marble Hot Springs Rd c. 0.25 E of Sattley- Beckwourth Rd 1524 Comment
  UC579512  Downingia bicornuta var. bicornuta E. Sawyer 1935-6-11 98 Plumas 4.75 mi se East Butte, Sierra County 1493 Comment
  UC1244004  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
  CHSC75504  Draperia systyla G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-23 3168 Plumas Dry shale road bank above Dark Ravine Creek, 2.7 miles south of Dixie Canyon-Round Valley Road. 1524 Comment
  UCD119193  Draperia systyla Lewis S. Rose 1967-7-19 67141 Plumas Cresta, North Fork, Feather River. 762 Comment
  SD8365  Drosera anglica Mrs. R. M. Austin 1879-1 Plumas Big Spring, Big Meadows Comment
  CHSC36317  Drosera rotundifolia M. S. Taylor; H. Swanson 1982-8-11 4975 Plumas Beaver trail at s end of Jamison Creek Campground, ... Field redacted by CHSC, contact the data manager for more information 1712 Comment
  CHSC92964  Drosera rotundifolia L. P. Janeway; B. Castro 2005-9-11 8544 Plumas Northern High Sierra Nevada. Middle of the fen ab ... Field redacted by CHSC, contact the data manager for more information 1893 Comment
  SD8368  Drosera rotundifolia Unknown 1874-1 Plumas Butterfly Valley Comment
  CAS-BOT-BC401584  Drosera rotundifolia Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1664 Plumas Butterfly Botanical Area and Vicinity. Area in Sweetwater Meadow 1127 Comment
  HSC93420  Drosera rotundifolia Vernon H. Oswald, L. Ahart 1996-7-15 8050 Plumas Last Chance Marsh at the N end of Lake Almanor, just S of Last Chance Campground on FS 28N11 1372 Comment
  RSA0011663  Drosera rotundifolia Malcolm A. Nobs, S. Galen Smith 1949-8-19 1446 Plumas Butterfly Valley. Comment
  UC1259771  Drosera rotundifolia Lowell Ahart 1979-8-16 Plumas in bog 100 m e rd. across Ohio Ravine (2 1/4 mi s of Grizzly Mtn.) 1700 Comment
  HSC18761  Drymocallis glandulosa W. R. Rogers 1966-8-3 216 Plumas 1677 Comment
  RSA0019581  Drymocallis glandulosa var. glandulosa D. Axelrod 1934-6-8 14 Plumas La Parte. 1524 Comment
  CHSC101785  Drymocallis glandulosa var. reflexa Lowell Ahart; John Dittes, Josephine Guardino 2009-6-14 15864 -B Plumas North of cut bank of Forest Road 27N01Y, about 1.3 miles (air) west of Lake Almanor Dam. 1462 Comment
  CAS-BOT-BC534975  Drymocallis glandulosa var. reflexa Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1967-6-12 1959 Plumas Butterfly Botanical Area and Vicinity, Trestle Glen 1112 Comment
  JEPS48883  Drymocallis glandulosa var. reflexa Esther C. Fritz 1933-1 Plumas Schneider Meadow 1188 Comment
  CHSC98322  Drymocallis lactea var. austiniae L. P. Janeway 2007-6-3 9020 Plumas Northern High Sierra Nevada. Eastern end of Red Mountain, along the high exposed rocky ridgeline. Weathered reddish serpentine; gravelly flats around rock outcroppings. 1929 Comment
  SJSU7502  Drymocallis lactea var. austiniae Lewis S. Rose 1968-6-11 68098 Plumas Confluence of Butterfly Cr & Spanish Cr near Keddie 975 Comment
  CHSC95025  Dysphania pumilio Lowell Ahart 2006-10-23 13473 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 of Strawberry Valley. 1281 Comment
  JEPS103527  Eleocharis acicularis Lowell Ahart 2002-7-2 9833 Plumas On the N side of Forest Road 22N94, ca 50 yards W 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. 1583 Comment
  SJSU14025  Eleocharis acicularis N. A. Hopkins 1988-8-29 1474 Plumas Antelope Lake Reservoir 1524 Comment
  JEPS115924  Eleocharis acicularis var. acicularis Lowell Ahart, John Dittes, Josephine Guardino 2009-7-29 16228 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
  JEPS113612  Eleocharis acicularis var. bella Lowell Ahart, John Dittes 2007-6-17 14120 Plumas Gravel bars along a 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 1647 Comment
  CHSC113864  Eleocharis bella Lowell Ahart 2014-9-9 19855 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
  CHSC55568  Eleocharis bella L. P. Janeway 1989-7-7 3465 Plumas Plumas National Forest. Near Lava Spring, just off the NE side of Red Clover Valley. 1737 Comment
  CHSC81833  Eleocharis engelmannii Lowell Ahart 2001-10-16 9376 Plumas On the north side of a bank and a small stream, on the northwest side of Round Valley Reservoir, about 2 1/2 miles southwest of Greenville. 1363 Comment
  CHSC78738  Eleocharis macrostachya Jim Battagin 2000-7-5 Plumas Wolf Creek above Greenville Campground. 1112 Comment
  UC334118  Eleocharis macrostachya unknown Aug 1882 Plumas Sierra Valley Comment
  JEPS104614  Eleocharis quinqueflora Lowell Ahart 2003-7-18 10432 Plumas Along a drainage, in a meadow, ca 150 yd south 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
  JEPS98451  Eleocharis quinqueflora Lowell Ahart 2000-5-21 8384 Plumas 5 air miles NW of Quincy (200 ft NW of the pond, Butterfly Valley) 1005 Comment
  JEPS102295 Image available Eleocharis torticulmis L. P. Janeway and B. Castro 2000-7-3 6874 Plumas Sweetwater Meadow Butterfly Valley Botanical Area; Northern High Sierra Nevada 1177 Comment
  RSA508598  Elodea canadensis Mrs. R. M. Austin s.n. Plumas [no locality information provided] Comment
  UC441321  Elodea canadensis Mrs. R. M. Austin Aug 1896 Plumas Big Meadows Comment
  SEINET10501558  Elodea canadensis Mary Susan Taylor 1982-6-11 Taylor 4640 Plumas T28N R7E nw/se sec 5. Chester quad. S side of Hwy 36, w side of Lake Almanor, ca. 0.5 mi e of Chester. 4500 ft. 1372 Comment
  CAS-BOT-BC227600  Elymus elymoides John Thomas Howell 1962-6-19 37884 A Plumas Beckwourth Pass 1584 Comment
  CHSC97296  Elymus elymoides subsp. californicus Lowell Ahart; John Dittes 2007-8-9 14450 Plumas About 100 yards east of the poor dirt road, about 1/2 mile south of Mount Ingalls, about 5 1/2 miles (air) northwest of the north end of Lake Davis. 2493 Comment
  CHSC97530  Elymus elymoides subsp. californicus Lowell Ahart; John Dittes 2007-6-16 14143 Plumas West of a small stream, about 200 yards south of County Road 111 (Beckwourth Genesee Road), 20 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1647 Comment
  JEPS76228  Elymus elymoides subsp. elymoides W. L. Jepson 1939-8-12 19389 Plumas Ferris Creek; branch of Last Chance Creek 1767 Comment
  UC1133006  Elymus elymoides subsp. elymoides G. T. Nordstrom 1934-7-20 237 Plumas 2.4 mi se Chaparral Hill; Plumas National Forest, Bidwell Bar Quadrangle Comment
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Aug 28 2015
  JEPS121764  Elymus elymoides var. brevifolius B. Castro and L. P. Janeway 2009-8-29 1800 D Plumas Northern High Sierra Nevada. At eastern end of Red Mountain, 0.13 mi S of the Buckhorn survey monument; 0.2 mi upslope of the jcn of USFS Rd 23N69 and Rd 23N36Y ( to Martin Mine). Comment
  RSA2501309  Elymus glaucus J. T. Howell 1960-7-18 35598 Plumas Lassen Volcanic National Park; Meadow near bath house, Drakesbad 1677 Comment
  CAS-BOT-BC206510  Elymus glaucus subsp. glaucus John Thomas Howell 1975-7-22 51373 Plumas 2 miles northwest of Spring Garden - Sierra Nevada 1173 Comment
  UCD62343  Elymus glaucus subsp. glaucus Beecher Crampton 1954-7-5 2042 Plumas Along Hwy 89, 1.5 miles north of Greenville. Comment
  CAS-BOT-BC228657  Elymus multisetus John Thomas Howell 1955-7-19 30779 Plumas Beckwourth 1493 Comment
  SEINET10963332  Elymus repens John Thomas Howell 1959-9-25 Howell 35036 Plumas Quincy. 1036 Comment
  JEPS88491  Elymus trachycaulus subsp. trachycaulus Vernon H. Oswald and Lowell Ahart 1996-7-15 8038 Plumas 1.4 mi s of Last Chance Campground (at meadow extending e from road 29N11, e side of Last Chance Marsh, at the n end of Lake Almanor, High Cascade Range); High Cascade Range, Last Chance Marsh, Lake Almanor 1371 Comment
  POM267990  Elymus trachycaulus subsp. trachycaulus D. D. Keck 1944-7-8 5419 Plumas Feather River Inn, Mohawk Valley, Middle Fork Feather River 1357 Comment
  CHSC92827  Elytrigia intermedia subsp. intermedia Lowell Ahart; Josephine Guardino 2005-8-10 12310 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. 1821 Comment
  UC1523802  Elytrigia intermedia subsp. intermedia Gary Schoolcraft 1982-7-27 818 Plumas n Chilcoat 1645 Comment
  NY70833  Ephedra viridis E. B. Babcock 1936-6-7 1735 Plumas North of Chilcoot 1767.8 Comment
  UC1134413  Ephedra viridis C. W. Hanks 1934-8-14 51 Plumas ne <end> Sierra Valley; Sierraville Quad., Plumas National Forest Comment
  CAS-BOT-BC165925  Epilobium John Thomas Howell; H. Keith Wagnon 1980-5-28 53711 Plumas North Fork Feather River Canyon 4 miles northeast of Pulga Bridge Comment
  JEPS104632  Epilobium brachycarpum Lowell Ahart 2003-8-8 10481 Plumas On the w side of Beckwouth Calpine Rd, ca 50 yd n of the Western Pacific Railroad, ca 1/2 mi (air) sw of Beckwourth, Sierra Valley. 1478 Comment
  JEPS113469  Epilobium brachycarpum Lowell Ahart, John Dittes 2007-6-16 14144 Plumas West of a small stream, about 200 yards south of County Road 111 (Beckwourth Genesee Road), 20 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis 1647 Comment
  SEINET10453004  Epilobium brachycarpum Mary Susan Taylor 1981-7-13 Taylor 3994 Plumas 5600 ft. T24N R16E south center sec 33, Frenchman Lake quad; Frenchman Lake Canyon, 0.5 mi S of the dam, ca. 11 mi N of Chilcoot on Hwy 70; Sagebrush Scrub, dry sandy soil in open sun. 1707 Comment
  CHSC59757  Epilobium campestre L. P. Janeway 1992-9-16 4310 Plumas Plumas National Forest. Edge of Middle Fork Feather River 1.5 mi west of Beckwourth. 1481 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
  CAS-BOT-BC171709  Epilobium canum subsp. latifolium Lewis S. Rose 1932-9-6 32630 Plumas Wade Lake 1981 Comment
  CAS-BOT-BC171719  Epilobium canum subsp. latifolium Mrs. E. C. Sutliffe 1919-9-1 s.n. Plumas Gold Lake Region Comment
  CAS-BOT-BC171720  Epilobium canum subsp. latifolium A. R. Kruckeberg 1951-9-2 2898 Plumas Below summit of Lakes Basin Road, in dry wash. Comment
  CAS-BOT-BC5258  Epilobium canum subsp. latifolium Mrs. E. C. Sutliffe 1919-8-1 s.n. Plumas Near Willoughby Mine, Gold Lake Region. Comment
  CHSC113892  Epilobium canum subsp. latifolium Lowell Ahart 2014-8-24 19755 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. 1533 Comment
  RSA0118635  Epilobium canum subsp. latifolium Lowell A. Ahart 2014-8-24 19755 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. 1533 Comment
  RSA87538  Epilobium canum subsp. latifolium Arthur R. Kruckeberg 1951-9-2 2898 Plumas Below summit of Lakes Basin Road Comment
  UC337280  Epilobium canum subsp. latifolium unknown 1874-1 Plumas Indian Valley Comment
  JEPS39279  Epilobium ciliatum subsp. ciliatum W. L. Jepson 1924-7-25 10638 Plumas Meadow Valley 1158 Comment
  SD130488  Epilobium ciliatum subsp. ciliatum John Thomas Howell 1976-7-16 51886 Plumas Hydraulic mining gravels on flood plain of Spanish Creek at mouth of Wapaunsie Creek. 1096 Comment
  JEPS95058  Epilobium ciliatum subsp. glandulosum Lowell Ahart 1997-9-11 7910 Plumas about 2 air mi ne of Belden (on e side of Caribou Road, on e side of the North Fork Feather River, at the elevated siphon); North Fork Feather River, Caribou Road 731 Comment
  CHSC40248  Epilobium densiflorum K. R. Stern 1985-6-25 8251 Plumas Meadow, vic. Blairsden. 1371 Comment
  JEPS122176  Epilobium glaberrimum subsp. glaberrimum Lowell Ahart 2014-8-26 19796 Plumas In the middle 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
  SEINET9074329 Image available Epilobium glaberrimum subsp. glaberrimum W. L. Jepson 1939-1 19301 Plumas Half-way between Meadow Valley and Buck's Valley. Spanish Peak Comment
  JEPS106050  Epilobium hallianum Lowell Ahart, John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11163 Plumas Around 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
  CHSC59092  Epilobium luteum Vernon H. Oswald; Lowell Ahart, Linnea Hanson, Tyleasi Martin 1992-8-20 5172 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. On the bed of a streamlet. 1706 Comment
  SD46719  Epilobium oregonense Robert Weatherby 1955-7-2 1583 Plumas Common in damp meadow bordered by Pinus murrayana. Red Fir Forest. Wilcox Valley. 1768 Comment
  RSA101404  Epipactis gigantea R. Weatherby 1955-8-4 1671 Plumas No Ear Bar. Middle Fork Feather River. 915 Comment
  RSA0091210  Equisetum arvense Bonnie C. Templeton 1968-1 11283 Plumas [No location data on label. Possibly Trinity County.] Comment
  JEPS113779  Equisetum laevigatum Lowell Ahart, John Dittes 2007-6-16 14148 Plumas On the bottom of a small stream, about 200 yards south of County Road 111 (Beckwourth Genesee Road), 20 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis 1647 Comment
  SEINET10834148  Equisetum laevigatum Mary Susan Taylor 1981-8-31 Taylor 4254 Plumas California: T22N R12E se1/4 of se1/4 sec 25. Sierra City NE quad. Both sides of Hwy 89, ca. 0.5 mi S of Clio. Plumas County. 4400 ft. 1341 Comment
  CHSC14082  Equisetum telmateia subsp. braunii E. S. Caldwell 1974-4-24 13 Plumas Hwy. 70 North Fork Feather River Canyon; 3 mi e of PGE Rock Creek and Power Station. 548 Comment
  SEINET10765289  Eremogone cliftonii John Thomas Howell 1967-6-23 Howell 42741 Plumas Near Rogers Flat bridge, North Fork Feather River. In gravel of disintegrating granite. 610 Comment
  CAS-BOT-BC174304  Eremogone congesta var. suffrutescens A. A. Heller; P. B. Kennedy 1907-7-16 8869 Plumas Grade between Genessee [Genesee] Valley and Summit Comment
  UC1562325  Eriastrum sparsiflorum Vernon Oswald and Lowell Ahart 1990-7-25 4400 Plumas on Hwy 70 0.9 mi e Vinton; Vinton Cemetary 1524 Comment
  CAS-BOT-BC187913  Eriastrum wilcoxii W. Harnach; N. Harnach 1990-6-16 389 Plumas Frank Dotta Ranch, Sierra Valley 1524 Comment
  CAS-BOT-BC286647  Ericameria bloomeri John Thomas Howell; Gordon H. True 1959-9-24 34956 Plumas Near Cromberg 1249 Comment
  CAS-BOT-BC286664  Ericameria bloomeri Lowell Ahart 1980-8-27 2591 Plumas Sutter Buttes Area. Near Little Grass Valley Res., about 6 miles north of La Porte 1800 Comment
  CHSC112516  Ericameria bloomeri L. P. Janeway 2014-7-16 11556 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
  CHSC55185  Ericameria bloomeri L. P. Janeway 1989-9-6 3642 Plumas Plumas National Forest. Along road 24N45Y 1/4 mi east of Crocker Meadow and the Beckwouth-Genesee Road (road 111) 6.3 mi north of Beckwourth. 1752 Comment
  SEINET3146271  Ericameria nauseosa var. bernardina E. K. Balls 1950-9-14 15819 Plumas 6 mi. northwest of Chester, North Fork Feather Riv. 1402 Comment
  CAS-BOT-BC294281  Ericameria nauseosa var. speciosa Ahart; Jokerst 1985-10-4 5192 Plumas About 1 mile west of Pilot Peak, about 9 miles north-east of La Porte 1828 Comment
  CAS-BOT-BC294290  Ericameria nauseosa var. speciosa John Thomas Howell 1974-9-20 50902 Plumas About 2 miles from Spring Garden on road to Quincy 1158 Comment
  CHSC40563  Ericameria nauseosa var. speciosa Lowell Ahart; Jim Jokerst 1985-10-4 5192 Plumas About 1 mile west of Pilot Peak, about 9 miles north-east of La Porte. 1828 Comment
  CHSC84988  Ericameria nauseosa var. speciosa Lowell Ahart 2003-10-17 10642 Plumas Above the cliffs northeast of Humboldt Peak, about 3/4 mile east of Humboldt Summit, about 8 miles (air) northeast of Butte Meadows. 2133 Comment
  JEPS113427  Ericameria nauseosa var. speciosa Lowell Ahart, John Dittes 2007-8-9 14430 Plumas About 30 yards west of the poor dirt road, west slope of Mount Ingalls, about 6 miles (air) northwest of the north end of Lake Davis 2551 Comment
  JEPS114597  Ericameria nauseosa var. speciosa Lowell Ahart 2008-9-10 15360 Plumas On both sides of the Quincy La Porte Road, northwest of East Branch Creek, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte 1593 Comment
  UCD109563  Ericameria nauseosa var. speciosa Chuck Hughes 2011-11-3 301 Plumas About 0.5 mile west of Beckwourth Genesee Road. 1781 Comment
  CAS-BOT-BC294286  Ericameria nauseosa var. speciosa John Thomas Howell 1960-8-20 36283 Plumas Near Lassen Volcanic National Park. Kelly Camp, near Drakesbad 1615 Comment
  SEINET8079196 Image available Ericameria nauseosa var. speciosa J. T. Howell 1959-9-25 s.n. Plumas 2 miles E of Portola 1484 Comment
  CAS-BOT-BC293212  Ericameria suffruticosa M. S. Taylor 1982-8-18 5012 Plumas On summit of Mt Ingalls near the lookout, ca. 9 air mi ne of Sloat 2551 Comment
  JEPS100353  Erigeron chrysopsidis var. austiniae Dean W. Taylor 2001-6-28 17824 Plumas Diamond Mountains, Crystal Peak, along the ridgeline at the summit Sierra Nevada 2377 Comment
  CAS-BOT-BC294962  Erigeron compositus John Thomas Howell; Gordon H. True 1973-7-31 50078 Plumas Summit ridge of Thompson Peak, Diamond Range 2362 Comment
  CAS-BOT-BC296001  Erigeron divergens John Thomas Howell; Walter Knight; Irja Knight 1966-7-28 1471 Plumas In Butterfly Canyon along roadside, Butterfly Botanical Area and vicinity 990 Comment
  CAS-BOT-BC296016  Erigeron divergens John Thomas Howell 1924-8-10 611 Plumas Crescent Mills 1219 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
  JEPS113588  Erigeron divergens Lowell Ahart, Josephine Guardino 2007-7-20 14337 Plumas Strand of Lake Davis, about 100 yards west of Long Point, northeast side of Lake Davis 1763 Comment
  JEPS41777  Erigeron divergens W. L. Jepson 1918-8-16 8013 Plumas Taylorsville 1097 Comment
  JEPS41784  Erigeron divergens W. L. Jepson 1939-8-16 19431 Plumas Portola Comment
  CAS-BOT-BC296006  Erigeron divergens L. P. Janeway 1995-8-24 4899 Plumas Near head of a small western tributary to Willow Creek, 0.6 mi. east of Penman Saddle 1935 Comment
  CAS-BOT-BC296011  Erigeron divergens A. A. Heller; P. B. Kennedy 1907-7-16 8870 Plumas Grade between Genessee Valley and Summit Comment
  UC176766  Erigeron divergens A. A. Heller and P. B. Kennedy 1907-7-16 8870 Plumas grade between Genessee Valley and Summit Comment
  RSA523584  Erigeron eatonii var. plantagineus Barbara Ertter 1989-7-4 8686 Plumas Coyote Flat W of Lake Almanor, 4.2 mi W of jct of Hwy 89 and Hwy 36. 1524 Comment
  UC725603  Erigeron eatonii var. plantagineus A. A. Heller 1940-5-22 15669 Plumas along State Hwy 89 in treeless area 2 mi n Almanor Comment
  CHSC51668  Erigeron filifolius var. filifolius Wayne Dakan 1978-7-1 Plumas Genesse, about 13 miles north of Sloat. Comment
  SEINET8667321 Image available Erigeron glacialis R. McKee, H. L. Westover 1918-7-15 s.n. Plumas Chester Comment
  CHSC60601  Erigeron glacialis var. glacialis L. P. Janeway 1984-9-1 1117 Plumas Lakes Basin; on Sierra crest west of Mt. Elwell. 2286 Comment
  CAS-BOT-BC300844  Erigeron glacialis var. glacialis Walter Knight; Irja Knight 1983-9-14 4948 Plumas Along trail to Boiling Springs Lake, Lassen Volcanic National Park 1737 Comment
  CDA14744  Erigeron inornatus G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-25 3289 Plumas Beckwourth-Greenville Road 0.7 mile south of Arlington Road, east of Taylorsville. 1112 Comment
  CHSC44863  Erigeron lassenianus var. deficiens Lowell Ahart 1979-7-18 1989 Plumas Along Cleghorn Bar Road, about 2 air miles west of Pilot Peak, about 12 miles north of La Porte. 1645 Comment
  CHSC73929  Erigeron lassenianus var. deficiens B. Castro; L. Gehrung 1998-9-14 838 Plumas On E shore of Little Grass Valley Reservoir, ca 0.1 mi N of Running Deer CG, near lakeshore foot-trail. 1524 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-BC295484  Erigeron lassenianus var. lassenianus John Thomas Howell; Gordon H. True 1967-7-11 43278 Plumas 2 miles from Quincy Junction on road to Mt. Hough 1219 Comment
  JEPS41571  Erigeron linearis Franklin P. Nutting Plumas Dixey Valley Northern California, Dixey Valley Comment
  CAS-BOT-BC300123  Erigeron pumilus var. intermedius Thomas H. Kearney 1944-8-14 154 Plumas Near Prattville, Lake Almanor 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
  SD132032  Erigeron salsuginosus var. angustifolius Rimo Bacigalupi, Aldo Bacigalupi 1952-8-19 3950 Plumas Mt. Elwell region, about 1.5 miles north of Sierra Co. line; at end of road and beginning of trail to Long Lake 1980 Comment
  UCD119244  Eriodictyon californicum Donna Allen 1977-4-21 s.n. Plumas Yerba Santa. Mountain balm. 762 Comment
  CHSC60542  Eriogonum baileyi var. baileyi L. P. Janeway 1992-7-23 4278 Plumas Plumas National Forest Beckwourth Ranger District Jackson Compartment. Gravel bar on north side Middle Fork Feather River near mouth of Bonta Creek and below the Mohawk Ranger Station. 1315 Comment
  CAS-BOT-BC244047  Eriogonum baileyi var. praebens John Thomas Howell 1959-9-25 35029 Plumas Summit of Beckwourth Pass, Sierra Nevada 1588 Comment
  CHSC57442  Eriogonum douglasii var. meridionale L. P. Janeway; Garrett Gibson 1991-6-24 4056 Plumas Plumas National Forest. Squaw Valley, ca 1/2 mi northwest of 'Four Corners' (junction of Laufman-to-Red Clover Valley Road and Frenchman Lake Road). 1703 Comment
  HSC95796  Eriogonum douglasii var. meridionale James L. Reveal 2002-6-25 8361 Plumas Squaw Valley at junction of FS Rds. 28N01 and 28N70 on flat W of highway, 11.9 mi. NNW of Beckwourth 1707 Comment
  JEPS108538  Eriogonum douglasii var. meridionale L. P. Janeway, B. Castro 2006-6-3 8659 Plumas Northern High Sierra Nevada. West side of junction between upper and lower parts of Thompson Valley 1.9 km north of the mouth of McReynolds Creek at Red Clover Creek. Open south-facing slope between yellow pine forest and meadow 1673 Comment
  RSA0004989  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 air miles NNW of Beckwourth. 1707 Comment
  SEINET892506  Eriogonum douglasii var. meridionale James L. Reveal 2002-1 8361 Plumas Squaw Valley at the road junction of Forest Service roads 28N01 and 28N70 on flat W of highway, 11.9 air miles NNW of Beckwourth. 1706 Comment
  CHSC53046  Eriogonum elatum var. villosum L. P. Janeway 1989-7-6 3457 Plumas Plumas National Forest Beckwourth Ranger District. South-facing volcanic outcrop 'barren' area, above Jackson Cr and Middle Fk Feather River; 2.3 mi from Hwy 70/89 on rd 23N11, then 0.7 mi on rd 23N48. 1645 Comment
  SEINET10871610  Eriogonum luteolum Mary Susan Taylor 1981-7-26 Taylor 4114 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
  CAS-BOT-BC263294  Eriogonum marifolium var. marifolium L. P. Janeway 1990-8-29 3840 B Plumas Plumas National Forest, Beckwourth Ranger District. Southern flank of Mt Ingalls ca 1/4 mi from the top 2407 Comment
  CAS-BOT-BC261363  Eriogonum nudum var. deductum Rimo Bacigalupi 1927-7-11 1713 Plumas Near Grassy Lake Meadows near Bear Lake, Gold Lake Region 1889 Comment
  CDA19227  Eriogonum nudum var. deductum G. D. Barbe, T. C. Fuller 1982-6-17 3798 Plumas Plumas National Forest; Junction Gold Lake Road with Highway 89 between Graegle and Clio. 6 mi N of Sierra Co line. 1371 Comment
  CHSC34735  Eriogonum nudum var. deductum M. S. Taylor 1981-7-6 3978 Plumas In the Y of Ross Canyon Rds A and B, ca. 1.5 mi e of Dixie Valley Rd, ca. 16 air mi nw of Chilcoot. 1920 Comment
  SBBG64142  Eriogonum nudum var. deductum A. A. Heller, P. B. Kennedy 1907-7-13 Plumas between Taylorville and Little Grizzly Crk Comment
  SEINET3160019  Eriogonum nudum var. nudum E. K. Balls 1950-9-14 15823 Plumas 6 mi. n.w. of Chester, North Fork Feather River 1402 Comment
  CAS-BOT-BC261599  Eriogonum nudum var. nudum John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-25 54314 Plumas Near Englemine on Diamond Mt. road northeast of Taylorsville 1219 Comment
  CAS-BOT-BC261602  Eriogonum nudum var. nudum M. S. Taylor 1982-8-4 4913 Plumas Along 25N10Y, ca. 1 mi ne of Taylor Rock, ca. 6 air mi ne of Quincy Comment
  RSA59486  Eriogonum nudum var. nudum E. K. Balls 1950-9-15 15863 Plumas South tip Lake Almanor, near P. G. E. dam, Highway 89. 1372 Comment
  CDA14662  Eriogonum nudum var. oblongifolium G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-23 3101 Plumas 0.1 mile west of Round Valley Reservoir dam on Dixie Canyon-Round Valley Road. 1371 Comment
  CDA18580  Eriogonum nudum var. oblongifolium G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-25 3297 Plumas Sierra Nevada; 0.5 mile southwest of Engle Mine townsite, on Diamond Mountain Road. 1219 Comment
  CHSC40976  Eriogonum nudum var. oblongifolium J. D. Jokerst 1984-7-11 2097 Plumas East end of Genesee Valley, along Beckwourth Genesee Road, 1.1 miles NW of Drm Bridge. Comment
  RSA31982  Eriogonum nudum var. oblongifolium A. A. Heller 1938-6-14 15156 Plumas Along the feather river Hwy near Gray's flat. 869 Comment
  RSA238625  Eriogonum nudum var. oblongifolium James L. Reveal 1971-6-23 2469 Plumas Along CA Hwy 70 and 89, 2.2 miles north of Keede and about 1 mile north of the bridge over Spanish Creek. 915 Comment
  UCD100553  Eriogonum nudum var. oblongifolium Robbins; Raynor 1943-6-1 s.n. Plumas Near Quincy. Comment
  CHSC21022  Eriogonum nudum var. pubiflorum F. T. Griggs; A. Pass 1975-7-10 137 Plumas Buck's Lake. Comment
  JEPS56580  Eriogonum ovalifolium J. G. Lemmon Sept. 1878 Plumas Plumas County Comment
  CHSC34745  Eriogonum ovalifolium var. ovalifolium M. S. Taylor; M. Foster 1981-6-8 3873 Plumas N side of 24N08, just n of its jct with 25N93, 1/2 way between Bagley Pass and Red Clover Valley, ca. 1.5 mi n of w end of Lake Davis. 1706 Comment
  RSA233760  Eriogonum pedunculatum Robert F. Thorne, C. W. Tilforth 1969-9-6 39227 Plumas Just S of Beckwourth and S of the Feather River on Co. Hwy. A24. 1357 Comment
  POM180954  Eriogonum spergulinum var. reddingianum A. A. Heller, P. B. Kennedy 1907-7-11 s.n. Plumas Prattville. Comment
  SBBG21287  Eriogonum spergulinum var. reddingianum D. Myrick 1964-7-21 890 Plumas E of Trail Parking at Drakesbad 1737 Comment
  CAS-BOT-BC262784  Eriogonum strictum var. proliferum Clare B. Hardham 1961-6-16 7478 Plumas Sierra Nevada Mountains. Diamond Peak 2286 Comment
  CHSC117557  Eriogonum umbellatum var. modocense Lowell Ahart 2016-7-9 21084 Plumas Top and on the east side of Table Mountain, about two miles (air) northwest of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir Dam. 1857 Comment
  CHSC62482  Eriogonum umbellatum var. modocense B. Castro; J. Jurewicz 1991-8-12 446 Plumas Ca 3.5 air mi S of Bucks Lake and 0.1 mi SE of Grizzly Mtn (=Red Mtn), along USFS Rd 23N69, from its jcn with USFS Rd 23N18 to ca 0.5 mi W of that jcn. 1911 Comment
  CHSC91916  Eriogonum umbellatum var. modocense Lowell Ahart; Josephine Guardino 2005-8-9 12288 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
  CAS-BOT-BC262075  Eriogonum umbellatum var. nevadense Anna Head 1921-7-11 s.n. Plumas Near Grassy Lake, Feather River Region Comment
  CHSC60546  Eriogonum umbellatum var. nevadense L. P. Janeway 1992-7-13 4262 Plumas Plumas National Forest Beckwourth Ranger District Cascade Compartment. Top of Grizzly Ridge between Joseph Creek and Greenhorn Creek. 2255 Comment
  CHSC91787  Eriogonum umbellatum var. nevadense G. F. Hrusa; S. Gamairi, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16319 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
  CHSC97177  Eriogonum umbellatum var. nevadense Lowell Ahart; John Dittes, Josephine Guardino 2007-6-9 14050 Plumas About 100 yards west of a poor dirt road, about a mile (air) north of the north end of Lake Davis. 1857 Comment
  RSA60125  Eriogonum umbellatum var. nevadense E. K. Balls 1950-9-2 15648 Plumas Mt. Ingalls Lookout, north of Grizzly Valley. 2485 Comment
  SEINET10479567  Eriogonum umbellatum var. nevadense Mary Susan Taylor 1982-6-7 Taylor 4611 Plumas 5700 ft. T23N R14E ne/nw sec 32. Portola quad. Open ridge e of Portola, Ramelli Ranch property, ca. 2 mi e of Portola. 1737 Comment
  RSA197146  Eriogonum umbellatum var. polyanthum Noel Holmgren, James L. Reveal 1966-7-19 2905 Plumas California 89, north end of Spring Garden (town). Road bank at edge of oak-yellow pine forest. 1220 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
  CDA13556  Eriogonum ursinum G. F. Hrusa, T. D. Wilfred 1996-7-22 13383 Plumas Sierra Nevada; Plumas Natl. Forest: above Little Long Valley Creek. Approx 1/2 m. N. of Hwy 70 about 15 m. E of Quincy. Comment
  JEPS56202  Eriogonum ursinum J. G. Lemmon Sept. 1878 Plumas Mohawk and Indian Valleys Comment
  SEINET5332055  Eriogonum ursinum J. L. Reveal 1975-8-24 3974 Plumas Along the La Porte-Quincy Road, 17.5 miles south of Quincy and 0.3 mile south of the Chimney rock Trail turnoff, about 1 airline mile west of Pilot Peak. Comment
  UC1949283  Eriogonum ursinum Barbara Ertter with Gary Schoolcraft 1989-7-3 8639 Plumas ca 1/2 mile below Red Rock lookout, ca 8 airmiles S of Susanville Comment
  CHSC67378  Eriogonum ursinum var. ursinum J. D. Jokerst 1984-6-13 2055 Plumas On serpentine scree slopes at the very top of Yellow Cr Canyon where USFS rd 26N26 crosses over a ridgeline saddle at the S edge of Section 31. North of road. 1463 Comment
  CAS-BOT-BC264134  Eriogonum vimineum John Thomas Howell 1959-9-26 35079 Plumas 5 mi. NE of Storrie, Sierra Nevada 609 Comment
  RSA59256  Eriogonum vimineum E. K. Balls 1950-8-31 15545 Plumas Spanish Creek off Hwy 24, just N of Quincy. 1067 Comment
  SEINET10479590  Eriogonum vimineum Mary Susan Taylor 1981-7-27 Taylor 4142 Plumas T25N R11E NW 1/4 sec 12. Genesse Valley quad. On granite embankment E side of 25N42 Flournoy Grade, 1.3 mi S of Flour- noy Bridge, ca. 3 mi E of Genesse. 4400 ft. 1341 Comment
  SEINET11933187  Eriogonum vimineum M. S. Taylor 1982-1 4983 Plumas along Jackson Creek Rd (23N48) ca 1 mi NW of Mt.Jackson, ca 5 air mi NW of Mohawk 1646 Comment
  UC366027  Erioneuron J. G. Lemmon and wife 1880-7-1 355 Plumas Indian Valley; U.S. Pacific Coast, N. California, Indian Valley Comment
  LA203596  Eriophyllum lanatum Lincoln Constance; 1933-7-5 E 116 Plumas 1 mi. W of Keddie Comment
  CAS-BOT-BC301416  Eriophyllum lanatum var. grandiflorum M. S. Taylor 1981-7-29 4145 Plumas E side of Flournoy Grade, (25N42), 2.2 mi s of Flournoy bridge, ca. 3 air mi e of Gensee [Genesee] 1554 Comment
  CAS-BOT-BC308262  Eriophyllum lanatum var. integrifolium M. S. Taylor 1981-5-10 3665 Plumas N side of Genesee Valley Road, ca. 4 air mi. W of Genesee 1097 Comment
  CAS-BOT-BC308267  Eriophyllum lanatum var. integrifolium L. Constance 1933-7-5 114 Plumas Nea rthe Feather River Forestry Exper. Sta., 4 mi. NW of Quincy Comment
  CAS-BOT-BC308270  Eriophyllum lanatum var. integrifolium Lincoln Constance 1933-7-5 117 Plumas 1 mile north of Indian Fall Comment
  CDA5416  Eriophyllum lanatum var. integrifolium Vernon H. Oswald & Lowell Ahart 1998-8-11 9490 Plumas Slope on the south side of Onion Valley on the Quincy-La Porte Road (County Road 511) northwest of Pilot Peak. Comment
  CHSC62410  Eryngium alismifolium L. P. Janeway 1993-8-19 4530 Plumas Plumas National Forest, Beckwourth Ranger District. Northwestern corner of Sierra Valley; south of the Middle Fork Feather River ca 1.3 mi west of Beckwourth. 1485 Comment
  CHSC11381  Erysimum capitatum var. capitatum Lowell Ahart 1969-5-11 Plumas 10 miles below Quincy on Highway 70. 914 Comment
  CHSC32829  Erysimum capitatum var. capitatum W. Michael Foster 1981-4-26 15 Plumas Ca. 50 ft se of confluence of the North Fork of the Feather River and Bucks Creek, ca. 24 mi w of Quincy. 579 Comment
  CAS-BOT-BC55101  Erysimum perenne Anna Head 1921-7-1 s.n. Plumas Feather River Region. Ridge west of Lake Center Camp. 2133 Comment
  CHSC79831  Erythranthe breweri G. F. Hrusa; J. Dinsdale 1989-6-26 7205 Plumas Sierra Nevada Flora. On N side of Bucks Lake, approx. 25 m. W of Quincy. [Original lat./long. on label is '39 54 N; 121 10 W']. 1600 Comment
  CHSC81160  Erythranthe floribunda Lowell Ahart 2001-8-29 9262 Plumas On the bottom of Little Last Chance Creek, on the strand of Frenchman Lake. 1700 Comment
  SD77330  Erythranthe guttata F. W. Pennell, A. A. Heller 1940-6-5 25689 Plumas Wet granite soil below bluff, Route 24, along Feather River, below Belden 487 Comment
  SEINET8258452  Erythranthe moniliformis J. M. Tucker 1948-7-24 1719 Plumas near road from Cascade to Camel Peak. 1615 Comment
  CHSC64466  Erythranthe primuloides B. Castro 1994-9-8 545 Plumas Ca 1.2 air mi SE of Bucks Lake, ca 300 ft S of the Oro-Quincy Hwy on slope among Haskins Valley USFS Summer Home Tract cabins, where seeps and springs surface. 1627 Comment
  RSA30124  Erythronium purpurascens J. T. Howell 1951-6-28 27684 Plumas Eureka Peak 1982 Comment
  SEINET10469553  Erythronium purpurascens Mary Susan Taylor, G. Rotta 1982-5-18 Taylor 4469 Plumas T26N R9E sw/se sec 6. Almanor NE quad. Jcts of rds 27N39 & 26N18, ca. l/4 mi e of Long Valley Mine, ca. 4 air mi w of Greenville. On serpentine. 5400 ft. 1646 Comment
  CAS-BOT-BC403355  Eschscholzia californica Alice Eastwood 1927-6-27 14870 Plumas United States Forest Reserve. Chilcott [Chilcoot] Comment
  UC1126416  Eschscholzia californica C. G. Albertus 1935-7-20 212 Plumas 1 1/2 mi sw Lava Peak; Plumas National Forest, Downieville Quadrangle 1310 Comment
  CAS-BOT-BC310383  Eucephalus breweri Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region Comment
  UC338855  Euphorbia unknown Jul 1875 982 Plumas near Taylorsville; Genesee Valley Comment
  CAS-BOT-BC310534  Eurybia integrifolia Lewis S. Rose 1932-9-7 32644 Plumas Bear Lakes 1981 Comment
  CHSC110230  Eurybia integrifolia L. P. Janeway 2012-9-19 11059 Plumas Northern High Sierra Nevada. Plumas National Forest; along La Porte-Quincy Road 0.5 km south of its crossing of South Fork Feather River; 1.6 air mi west-southwest of Pilot Peak. 1938 Comment
  CHSC78982  Eurybia integrifolia M. S. Taylor 1982-9-8 5119 Plumas Bellas Flat near Bellas Creek, Round Valley Reservoir, ca. 14 mi S of Greenville. 1371 Comment
  CHSC97071  Eurybia integrifolia Lowell Ahart; Josephine Guardino 2007-7-21 14363 Plumas Near 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
  JEPS127122  Eurybia integrifolia Lowell Ahart 2016-8-30 21321 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
  CHSC72473  Festuca idahoensis L. P. Janeway 1998-6-24 5683 Plumas South side of Road 25N11 0.15 mi west of the Frenchman Lake dam. 1725 Comment
  JEPS87592  Festuca viridula Lowell Ahart 1994-7-7 7469 Plumas nw side of Pacific Crest Trail about 1/4 air mi sw Pilot Peak 2011 Comment
  CHSC40918  Floerkea proserpinacoides Lowell Ahart 1977-6-20 1437 Plumas Meadow, 1/2 mile north-east of the Feather Fork Mine, about 6 miles north of La Porte. 1645 Comment
  CHSC98748  Frangula purshiana subsp. annonifolia L. P. Janeway 2007-8-15 9194 Plumas Northern High Sierra Nevada. Granite Basin, along Little North Fork Middle Fork Feather River near the Road 18 bridge. Riparian strip along edges of creek. 1381 Comment
  CAS-BOT-BC53800  Frangula rubra subsp. rubra Walter Knight; Irja Knight 1966-9-12 1754 Plumas Mouth of Butterfly Creek Comment
  CAS-BOT-BC508209  Fritillaria atropurpurea anonymous 1879-6-1 s. n. Plumas Big Meadow Comment
  CHSC25054  Fritillaria eastwoodiae L. Morgan 1972-4-22 1 Plumas On n embankment of Forbestown Rd. ca. 6 mi w of La Porte. 1219 Comment
  CAS-BOT-BC506178  Fritillaria pudica Lemmon no date on label s.n. Plumas Sierra Valley Comment
  CAS-BOT-BC506185  Fritillaria pudica W. Harnach; N. Harnach 1989-3-29 003 Plumas Sierra Valley, (hillside north of Barry corrals) 1499 Comment
  CAS-BOT-BC504449  Fritillaria recurva W. W. Wagner 1919-6-7 271 Plumas Sockum Creek, vicinity of Quincy 1371 Comment
  CHSC60919  Galium bifolium Vernon Oswald 1993-7-1 5627 Plumas Lassen Volcanic National Park. West slope of Bonte Pk., ca. 0.4 mi SW of the summit. 2133 Comment
  CHSC97195  Galium bifolium Lowell Ahart; John Dittes, Josephine Guardino 2007-6-8 14000 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
  CDA14737  Galium bifolium G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-24 3270 Plumas below Mount Hough summit 1.3 miles on road to junction with China Grade. 2042 Comment
  UCSB17347  Galium grayanum Hardham, Clare 1961-6-16 Plumas Diamond Peak, Sierra Nevada Mountains 2255 Comment
  JEPS6515  Galium mexicanum var. asperulum R. H. Platt 1891-1 Plumas <illegible> Sierras Comment
  SEINET10869774  Galium trifidum var. pacificum Mary Susan Taylor 1981-9-14 Taylor 4274 Plumas California: T26N R8E se1/4 sec 13. Almanor SE quad. Around the ponds, headwaters of Rush Creek, near its jct with Cow Creek, ca. 5 mi ESE of Green- ville. Plumas County. 5200 ft. 1585 Comment
  CHSC35262  Galium triflorum M. S. Taylor 1981-7-29 4150 Plumas Along creek crossing 25N42-Glournoy Grade, 0.2 mi N of North Branch of Ward Creek, ca. 5 air mi SE of Genesee. 1828 Comment
  CAS-BOT-BC169861  Garrya fremontii John Thomas Howell 1961-9-23 36891 Plumas Englemine 1097 Comment
  CAS-BOT-BC169866  Garrya fremontii Mrs. E. C. Sutliffe 1919-8-1 s.n. Plumas Gold Lake Region Comment
  CHSC67438  Garrya fremontii James D. Jokerst; R. A. Schlising, L. Ahart 1985-8-12 2557 Plumas Red Mtn. Rd. 1.1 mi above junction with Rich Gulch Rd., N of Hwy 70. 1584 Comment
  UC1122667  Garrya fremontii R. Roseberry 1934-11-1 2 Plumas 2 mi nw Mt. Jackson; Plumas National Forest, Downieville Quad. 1493 Comment
  CAS-BOT-BC169858  Garrya fremontii John Thomas Howell 1978-4-19 52853 Plumas yellow pine forest, eastern part of Quincy 1036 Comment
  SEINET10453488  Garrya fremontii Mary Susan Taylor 1981-8-19 Taylor 4219 Plumas T23N R11E ne 1/4 se 1/4 sec. 17. Blue Nose Mt. S side of 23N10, 0.2 mi W of Bell Creek, ca. 1.5 mi W of Sloat. 4500 ft. 1372 Comment
  CAS-BOT-BC478511  Gayophytum John Thomas Howell; Gordon H. True 1973-7-31 500096 Plumas Canadian Zone forest, summit ridge of Thompson Peak in areas of volcanic rock, Diamond Range 2194 Comment
  CHSC103131  Gayophytum diffusum subsp. parviflorum Lowell Ahart; John Dittes, Josephine Guardino 2009-7-21 16114 Plumas West of a man made depression about 20 yards east of Forest Service Road 27N26, about 1000 feet northwest of Powerhouse at the north end of Butt Valley Reservoir, about 3 miles (air) southwest of Lake Almanor. 1302 Comment
  CHSC84460  Gayophytum diffusum subsp. parviflorum Lowell Ahart; John Dittes 2003-8-8 10487 Plumas On an old abandoned road, on the east side of Beckwourth Calpine Road, about 3 miles south of Beckwourth, Sierra Valley. 1482 Comment
  UC1618181  Gayophytum diffusum subsp. parviflorum Barbara Ertter 1988-7-25 7848 Plumas 1/2 mi n Diamond Mt.-Greeneville-Red Rock jct (ca 12 air mi ssw of Susanville); Diamond Mts., Snoring Springs 1981 Comment
  CHSC74689  Gayophytum heterozygum B. Castro 1998-7-28 816 A Plumas Ca 2 mi SW of La Porte and 0.6 mi E of American House, on S-facing slope E of the La Porte Rd. On roadcut edge within 15 ft of main road, and ca 120 ft to the S. 1508 Comment
  RSA184921  Gayophytum heterozygum L. S. Rose 1966-7-28 66074 Plumas Quincy. 1067 Comment
  JEPS115786  Gayophytum humile Lowell Ahart, John Dittes, Josephine Guardino 2009-6-14 15877 Plumas About 1600 feet southwest of Lake Almanor Dam 1386 Comment
  SEINET3150047  Gayophytum nuttallii var. intermedium E. K. Balls 1950-9-6 15694 Plumas 3.1 mi. E of turn to Sloat, between Quincy and Portola, Hwy 24 1250 Comment
  CHSC37010  Gentiana calycosa M. S. Taylor 1982-8-23 5043 Plumas Both sides of Virgilia-Meadow Valley Rd along creek just w of headwaters of York Creek, ca. 1.4 air mi sw of Virgilia. 1524 Comment
  SEINET12326763  Gentiana calycosa M. S. Taylor 1982-1 5043 Plumas T25N R8E SW/NW sec29. Almanor NE quad. Both sides of Virgilia-Meadow Valley Rd (25N17), along creek* 1524 Comment
  RSA52869  Geum macrophyllum R. Weatherby 1950-7-7 1447 Plumas Quincy. 1220 Comment
  CAS-BOT-BC459553  Geum macrophyllum A. A. Heller; P. B. Kennedy 1907-7-9 8787 Plumas Quincy, south of town; Northern Sierra Nevada 1066 Comment
  RSA95715  Gilia brecciarum Verne Grant 1955-6-8 20858 Plumas 17 miles north of Reno on Hwy 395 1311 Comment
  UC1080558  Gilia brecciarum subsp. brecciarum Verne Grant 1955-6-8 20863 Plumas on hwy 395, 3.6 mi n Halleluja Jct; n of Halleluja Jct 1310 Comment
  CAS-BOT-BC283879  Glyceria borealis John Thomas Howell 1961-9-25 36953 Plumas Feather River bed, Portola 1478 Comment
  SEINET7297635 Image available Glyceria borealis Malcolm A. Nobs, S. Galen Smith 1949-1 1380 Plumas Last Chance Marshes at north end of Lake Almanor, just south of Chester Comment
  CHSC103137  Gnaphalium canescens subsp. thermale Lowell Ahart; John Dittes 2009-9-7 16377 Plumas Below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam. 1591 Comment
  CDA19266  Gnaphalium palustre G. D. Barbe, T. C. Fuller 1982-6-17 3844 Plumas Plumas National Forest; East shore Frenchman Lake at the parking lot; Crystal Fishing Access. 1706 Comment
  CHSC40564  Gnaphalium palustre Lowell Ahart 1985-9-26 5180 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
  CHSC65327  Gnaphalium palustre Lowell Ahart 1995-10-1 7643 Plumas On the bottom of the drying pond, Onion Valley, east of Quincy La Porte Road, about 1 mile north-west of Pilot Peak. 1828 Comment
  CHSC75458  Gnaphalium palustre G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-24 3185 Plumas Mt. Hough-Crystal Lake Road at junction of Howells Road to Tollgate Creek, 2.5 miles northeast of Quincy Junction. 1280 Comment
  CHSC94847  Gnaphalium palustre Lowell Ahart 2006-10-8 13405 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
  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
  CAS-BOT-BC307382  Gnaphalium palustre John Thomas Howell 1977-8-11 52714 Plumas Frenchmans Reservoir on est side near Big Cove, Sierra Nevada 1706 Comment
  CHSC92170  Gratiola ebracteata Lowell Ahart; John Dittes 2005-9-19 12392 Plumas Below the high water line of Taylor Lake, on the northeast side of Taylor Lake, about 6 miles (air) southwest of Antelope Lake. 2076 Comment
  JEPS114912  Gratiola ebracteata Lowell Ahart 2008-7-9 15063 Plumas Edges of a small pond, south of the road, about 1/2 mile northwest of the dam at Little Grass Valley Reservoir, about 4 miles (air) northwest of La Porte 1689 Comment
  CDA6137  Grindelia hirsutula D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-2 6 .261 Plumas Along road at base of cliff about 15 miles E of Oroville. Mark 83. Comment
  CAS-BOT-BC304684  Grindelia squarrosa L. P. Janeway 1992-8-6 4286 Plumas Along Hwy 70, on south side of East Branch Feather River at Soda Creek; 2.8 mi east of Crystal Springs, 4.6 mi east of Grays Flat 899 Comment
  RSA235881  Hackelia micrantha J. L. Gentry Jr., David Vierig 1968-6-21 2081 Plumas Mt. Hough, 10.5 miles northeast of Quincy on Mt. Hough-Crystal Lake Road. 2027 Comment
  CHSC72305  Hackelia nervosa L. P. Janeway; Glenn Clifton 1998-7-8 5719 Plumas About 1.5 mi south-southwest of Indicator Peak; along Road 28N08 3.7 mi southwest of Road 29N03. 1981 Comment
  JEPS55561  Hackelia nervosa Esther C. Fritz 1933-7-4 Plumas on summit & slopes Spanish Peak 2133 Comment
  UCR244687  Hackelia nervosa J. T. Howell, T. C. Fuller, G. D. Barbe 1981-6-22 54113 Plumas Sierra Nevada Mtns., 10.6 miles NE of LaPorte on road [LaPorte Rd.] to Quincy 1890 Comment
  SJSU4604  Hastingsia alba C. W. Sharsmith 1969-6-19 7597 Plumas Butterfly Valley c. 3 mi SW of Keddie 1066 Comment
  CAS-BOT-BC508341  Hastingsia alba Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1657 Plumas Sweetwater Meadow, Buterfly Botanical Area and Vicinity 1127 Comment
  CAS-BOT-BC307518  Hazardia whitneyi var. whitneyi John Thomas Howell 1926-7-27 2147 Plumas Near Prattville 1676 Comment
  CHSC99971  Hazardia whitneyi var. whitneyi Lowell Ahart 2008-9-10 15389 Plumas About 15 yards southwest of the culvert and Onion Valley Creek, on the west side of Quincy la Porte Road, about 9 1/2 miles (air) northeast of La Porte. 1899 Comment
  CHSC34908  Helenium bigelovii M. S. Taylor 1981-7-21 4087 Plumas Along creek that feeds into Squirrel Creek, ca. 0.5 mi n of jct 401 and 25N42, ca. 3 mi n of Spring Garden. 1371 Comment
  JEPS112823  Helenium bigelovii Dean W. Taylor 1974-10-1 5055 Plumas Comment
  CHSC58158  Helianthella californica var. nevadensis Vernon H. Oswald 1992-6-18 4995 Plumas Lassen Volcanic National Park. Warner Valley: S side of Hot Spring Creek ca. 0.5 mi upstream from the boundary of the park. 1621 Comment
  UCD107496  Helianthella californica var. nevadensis Tim Kuhn 2006-7-8 42 Plumas Southwest of Lake Davis. Comment
  CAS-BOT-BC305542  Helianthus bolanderi John Thomas Howell 1951-8-20 28225 Plumas Indian Valley 1097 Comment
  JEPS34869  Helianthus bolanderi W. L. Jepson 1918-8-16 8014 Plumas Taylorsville 1097 Comment
  SEINET3147436  Helianthus exilis E. K. Balls 1950-9-15 15800 Plumas 2 mi E of S tip of Lake Almanor, between Greenville and Lake Almanor, Hwy 89 1402 Comment
  UC1561812  Hemizonella minima Barbara Ertter with Gary Schoolcraft 1987-6-17 7206 Plumas ca. 1.5 air mi n Chester 1371 Comment
  CDA3756  Hesperis matronalis J. T. Howell, G. H. True 1967-7-11 43380 Plumas Quincy. Comment
  CDA3751  Hesperis matronalis T. C. Fuller 1963-7-17 10924 Plumas West of Highway 40 Alt., 0.1 mile north of hotel in Quincy. 0 Comment
  CHSC75511  Hesperolinon micranthum G. F. Hrusa 1997-6-26 13889 Plumas Sierra Nevada. Approx. 1/4 mi. N from USFS 23N22D terminus. 1400 Comment
  JEPS102821  Heterotheca villosa var. minor Lowell Ahart 2001-8-29 9269 Plumas On the west side of Little Last Chance Creek, on the strand of Frenchman Lake. 1700 Comment
  UC1523768  Heterotheca villosa var. minor Gary Schoolcraft 1981-6-17 469 Plumas sw of Portola 1481 Comment
  CAS-BOT-BC312293  Heterotheca villosa var. minor John Thomas Howell 1951-8-20 28230 Plumas Vinton, Sierra Valley, Sierra Nevada 1524 Comment
  UC137005  Heuchera micrantha var. erubescens Mrs. R. M. Austin 1879-1 Plumas Big Meadows Comment
  CAS-BOT-BC425225  Heuchera rubescens Janet Jones 1920-8-10 209 Plumas Frazier Falls area 1828 Comment
  CHSC54431  Hieracium scouleri var. nudicaule Vernon H. Oswald 1991-7-17 4755 Plumas Forest Rd 29N16 (Little Willow Lake Rd), 0.4 miles north of its junction with Rd 29N18 (Upper Rice Creek Rd), ca. 3 miles (air) south of Drakesbad and 0.5 mile (air) south of Little Willow Lake. 1874 Comment
  RSA0016765  Hippuris vulgaris Robert F. Thorne, C. W. Tilforth 1969-9-6 39234 Plumas Along Feather River 1 mi. SW of Beckwourth 1357 Comment
  RSA0016766  Hippuris vulgaris Carl B. Wolf 1937-9-5 9293 Plumas Northern Sierra Nevada; Red Bluff-Susanville Road, 0.25 mile E of Chester. 1305 Comment
  CAS-BOT-BC150016  Holodiscus discolor var. discolor John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1967-7-10 2179 Plumas Mouth of Butterfly Creek 883 Comment
  RSA60023  Holodiscus microphyllus E. K. Balls 1950-9-1 15583 Plumas Long Lake, above east shore toward Mt. Elwell. 2104 Comment
  CHSC42046  Holodiscus microphyllus var. microphyllus Lowell Ahart 1986-7-8 5357 Plumas Near cliffs, about 1 mile north-west of Pilot Peak, about 14 miles north-east of La Porte. 1950 Comment
  CAS-BOT-BC152724  Holodiscus microphyllus var. microphyllus Alice Eastwood 1927-6-17 14681 Plumas Road to Greenville from Bug Valley - United States Forest Reserve Comment
  OBI2940  Hordeum brachyantherum Lewis S. Rose 1968-6-10 68084 Plumas Quincy Meadow 1036 Comment
  SACT001309  Hordeum brachyantherum Michael Baad 1976-8-7 Plumas 1 mile west of trailhead to Bear Lake to trailhead along road to Rubicon Springs from Lake Tahoe. 2011.0 Comment
  CHSC63489  Hordeum brachyantherum subsp. brachyantherum Lowell Ahart 1994-7-22 7499 Plumas Plumas/Sierra Counties. Log landing, along the north side of the Pacific Crest Trail, about 1/2 mile east of Mount Etna. 1981 Comment
  CAS-BOT-BC273494  Hordeum vulgare John Thomas Howell 1961-6-21 36680 Plumas Greenville 1097 Comment
  RSA8012  Horkelia fusca subsp. parviflora H. A. Barker 1927-7-16 817 Plumas Blavisden. 1372 Comment
  RSA34829  Horkelia fusca subsp. tenella Roxana S. Ferris, Laura Lorraine 1941-8-9 10423 Plumas At Lake Almanor Public Camp (near village) Comment
  POM295335  Horkelia tridentata Lyman D. Benson 1949-6-21 13750 Plumas Shasta County Hat Creek, 13.5 miles N of Manzanita Lake. Cascade Mt. Pit River Drainage 1220 Comment
  RSA268959  Horkelia tridentata subsp. flavescens J. R. Reeder, C. G. Reeder 1975-6-5 6678 Plumas 5 miles SE of Spring Garden in park like stand of Pinus ponderosa Comment
  RSA74360  Horkelia tridentata subsp. flavescens Milo S. Baker 1952-5-24 12437 Plumas Hwy 89 in canyon S of Lake Almanor Dam Comment
  SEINET6767921  Horkelia tridentata subsp. flavescens A. A. Heller, P. B. Kennedy 1907-7-11 8799 Plumas Sierra Nevada; Prattville Comment
  CAS-BOT-BC536281  Horkelia tridentata var. tridentata Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1967-6-12 1969 Plumas Valley proper, Butterfly Botanical Area and Vicinity 1066 Comment
  CHSC21699  Hosackia crassifolia F. T. Griggs; A. Pass 1975-7-7 84 Plumas Gold and Silver Lakes. Comment
  CAS-BOT-BC201084  Hosackia crassifolia G. E. D. 1876-1-1 s.n. Plumas Unspecified Comment
  CHSC54320  Hosackia crassifolia var. crassifolia Vernon H. Oswald; Lowell Ahart 1991-6-18 4679 Plumas Forest Rd 28N38, 3.4 miles east-northwest of its junction with County Rd 201 (Old Haun Rd), ca. 4 miles (air) north of Greenville. 1609 Comment
  CHSC43399  Hosackia oblongifolia var. oblongifolia Lowell Ahart 1976-7-7 1158 Plumas Near the edge of Cold Water Creek, about 1/2 mile south of Arkansas Ravine, about 4 miles south of Grizzly Mountain, about 6 miles south of Bucks Lake. 1524 Comment
  SBBG30551  Hosackia oblongifolia var. oblongifolia D. Myrick 1968-6-18 1934 Plumas Butterfly Valley, 4 mi NW of Quincy 1036 Comment
  CHSC70260  Hosackia stipularis var. ottleyi B. Castro; R. Fallscheer 1989-7-31 331 Plumas Ca 3 air mi S of Bucks Lake, ca 1 mi E of China Gulch and 0.7 mi S of Ontop Mine, in compacted dry soil along W edge of USFS Rd 23N60 on generally SE-faing slope. 1645 Comment
  UC1586415  Hydrophyllum occidentale Vernon H. Oswald and Lowell Ahart 1991-6-18 4687 Plumas about 4 air mi n Greenville (Forest Rd 28N38, 3.4 mi ene of its junction with County Rd 201 (Old Haun Rd)) 1609 Comment
  RSA420906  Hydrophyllum occidentale Christopher Davidson 1975-6-7 2746 Plumas 1 mile on road to Dalton Creek, departing northeast from Highway 70, 0.7 mile east of Highway 70 and 89. 1494 Comment
  UCD119490  Hydrophyllum occidentale S. P. Lynch 1975-5-25 1303 Plumas On shore of Lake Almanor. Comment
  CAS-BOT-BC400944  Hypericum anagalloides John Thomas Howell 1960-7-18 35518 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  CHSC21325  Hypericum perforatum F. T. Griggs; A. Pass 1975-7-31 274 Plumas Buck's Lake Forest Service Survey. Grizzly Forebay. Comment
  CHSC99815  Hypericum perforatum Lowell Ahart 2008-8-13 15171 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
  CAS-BOT-BC88639  Idahoa scapigera John Thomas Howell 1975-6-16 51162 Plumas Sierra Nevada. 2 miles northwest of Spring Garden. 1173 Comment
  JEPS800  Ipomopsis aggregata subsp. bridgesii W. L. Jepson 1939-7-31 19320 Plumas Spanish Peak 2042 Comment
  CHSC33614  Ipomopsis congesta M. S. Taylor 1981-6-17 3919 Plumas Top of Mt Ingalls, ca. 7 air mi se of Genesee. 2551 Comment
  JEPS48959  Iris W. I. Follett 1938-6-4 115 Plumas Rich Gulch 1249 Comment
  CAS-BOT-BC135733  Iris hartwegii Mrs. H. C. Cantelow 1949-6-10 2 Plumas About 5 miles n. w. of Quincy Comment
  SEINET10469755  Iris missouriensis Mary Susan Taylor 1982-6-10 Taylor 4636 Plumas T23N R14E sw/nw sec 26. Portola quad. Ramelli Ranch, in Sagebrush Scrub, ca. 1/4-1/2 mi e of Calpine Rd (109), ca. 0.5 mi sw of Beckwourth. Soils wet with forb cover under sagebrush. 4880 ft. 1487 Comment
  CHSC41144  Iris tenuissima subsp. purdyiformis J. D. Jokerst 1984-6-13 2047 B Plumas South of Grizzly Creek, ca 30 M north of spur 'C'' of USFS road 26N08. Ca. 2 air miles east of Peacock Point. 1432 Comment
  RSA712967  Iris tenuissima subsp. purdyiformis L. P. Janeway 1994-5-24 4652 Plumas Owl Creek, 1.5 mi west of Seneca. 1372 Comment
  CHSC92169  Isoetes howellii Lowell Ahart; John Dittes 2005-9-19 12372 Plumas In Taylor Lake, on the east side of Taylor Lake, about 6 miles (air) southwest of Antelope Lake. 2076 Comment
  UC1026367  Isopyrum stipitatum W. I. Follett and Evelyn B. Follett 1952-5-30 Plumas Rich Gulch 1173 Comment
  CAS-BOT-BC137405  Ivesia aperta David D. Keck; Gustafsson 1938-8-9 4901 Plumas Beckwith (Beckwourth), Sierra Valley, 0.5 m. E. of town 1500 Comment
  CDA25955  Ivesia aperta T. C. Fuller 1980-8-5 20293 Plumas South of the railroad, west of Highway A23 to Calpine, 1.3 km southwest of Beckwourth. 0 Comment
  CHSC48050  Ivesia aperta var. aperta L. P. Janeway 1989-6-15 3314 Plumas Plumas National Forest. NW corner of Sierra Valley near Middle Fk Feather River; 0.2 mi W of rd to Calpine (rd 109) and ca 100 m S of railroad, between dirtroad and fence. 1487 Comment
  JEPS98260  Ivesia gordonii Catie Bishop 2001-6-28 Plumas Red Mountain, 3 mi S of Bucks Lake, ridge 0.2 mi SE of Red Mt. Peak Comment
  CAS-BOT-BC142393  Ivesia sericoleuca Ethel Crum 1937-8-6 1944 Plumas Sand flat one mile south-southwest of Beckwith, Sierra Valley Comment
  JEPS47187  Ivesia sericoleuca W. L. Jepson 1939-8-16 19432 Plumas Portola Comment
  UC1101036  Juncus bufonius Malcolm A. Nobs and S. Galen Smith 1949-8-18 1384 Plumas just s Chester (Last Chances Marshes at n end of Lake Almanor); Lake Almanor, Last Chances Marshes 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
  RSA52925  Juncus bufonius var. bufonius R. Weatherby 1950-7-28 1489 Plumas North edge of Taylorsville. 1098 Comment
  UCD108052  Juncus covillei Tim Kuhn 2006-7-10 85 Plumas on Plumas NF forest service road 107407. Comment
  CHSC110996  Juncus dudleyi Lowell Ahart 2012-4-1 18256 Plumas On the west edge of Caribou Road, about 20 yards south of the stream, about 4 miles (air) northeast of Belden. 806 Comment
  JEPS120102  Juncus dudleyi Lowell Ahart 2012-7-1 18256 Plumas On the west edge of Caribou Road, about 20 yards south of stream, about 4 miles (air) northeast of Belden. Comment
  CHSC95201  Juncus ensifolius R. D. Fischer; Jenny Marr 2004-8-7 821 Plumas Sierra Nevada foothills between Butte Meadows and Hwy 89 along Humbug Valley Road at the Yellow Creek crossing. 1219 Comment
  JEPS110526  Juncus ensifolius Lowell Ahart 2006-10-23 13490 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
  JEPS114802  Juncus ensifolius Lowell Ahart 2008-8-13 15160 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
  RSA59242  Juncus ensifolius E. K. Balls 1950-8-31 15531 Plumas Hwy 24, 1 mile north of Spanish Creek, just north of Quincy. 1098 Comment
  CHSC113669  Juncus howellii L. P. Janeway 2014-8-12 11567 Plumas Northern High Sierra Nevada. Plumas National Forest; Kenzie Ravine at crossing of Road 22N60 (Silvertip Road); 1.2 air-km northeast of Little Grass Valley Reservoir. 1571 Comment
  CHSC91696  Juncus longistylis G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-22 3061 Plumas Sierra Nevada Foothills. 10.6 mi ne of La Porte on La Porte-Quincy Rd; 8.3 mi ne of junction, Little Grass Valley Reservoir Rd, headwaters of South Fork Feather River. 1889 Comment
  CHSC118782  Juncus longistylis Chelsea Morgan 2015-6-28 2015 -019 Plumas Plumas National Forest. Near Moonlight Valley, south of Forest Service road 28N30B, northwest of 28N30B1 (UTM 688739 E, 4455754 N, NAD83 Zone 10N.) 1800 Comment
  CAS-BOT-BC110166  Juncus luciensis A. A. Heller; P. B. Kennedy 1907-7-3 8695 Plumas Red Clover Valley. Comment
  CHSC37288  Juncus macrandrus M. S. Taylor 1982-7-8 4798 Plumas On Ramelli Ranch, on s side of Feather River, ca. 1 mi sw of Beckwourth. 1487 Comment
  CHSC21583  Juncus mertensianus L. M. Mayer; D. E. Brink Jr. 1975-7-23 Plumas Bucks Lake. Comment
  CDA13403  Juncus nevadensis G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13252 Plumas Sierra Nevada; Low valley below headwaters of Bull Run Creek off USFS 23N12E. Comment
  CHSC110620  Juncus nevadensis B. Castro; L. Janeway 2006-9-9 1614 Plumas High Cascade Range. West shore of Jedidiah Colter Lake (between Blue Lake and North Arm Rice Creek), off W end of USFS Rd 29N02Y. 1981 Comment
  CHSC47568  Juncus nevadensis Lowell Ahart 1981-7-21 2964 Plumas On the Buzzards Roost Ridge, about 1/4 mile east of the Quincy La Porte Road, about 1 1/4 miles north of Pilot Peak. 1828 Comment
  CHSC65523  Juncus nevadensis L. P. Janeway 1995-9-18 4931 Plumas 0.8 mi southeast of the southern tip of Crocker Mountain; at spring along Road 24N06 about halfway between Crocker Meadow and Big Grizzly Creek. 1865 Comment
  CHSC110377  Juncus nevadensis var. nevadensis Lowell Ahart 2012-9-5 18440 Plumas On the east side of the South Fork of the Feather River, about 300 yards northeast of the County Road where it crosses the Soouth Fork of the Feather River, about 3/4 mile (air) southwest of Pilot Peak, about 8-1/2 miles (air) northeast of La Porte. 1882 Comment
  JEPS113837  Juncus nevadensis var. nevadensis Lowell Ahart, John Dittes, Josephine Guardino 2007-8-10 14482 Plumas About 10 yards southwest of Beckwourth Gensee Road, about 2 miles (air) north of the north end of Lake Davis 1773 Comment
  JEPS113847  Juncus nevadensis var. nevadensis Lowell Ahart, John Dittes 2007-8-9 14440 Plumas About 80 yards north of the road, on the north slope of Mount Ingalls, about 6 miles (air) northwest of the north end of Lake Davis 2551 Comment
  CHSC54539  Juncus occidentalis Vernon H. Oswald 1991-8-8 4818 Plumas Lassen Volcanic Park. Trail to Terminal Geyser just north of the south boundary of the park at Willow Lake, ca. 3 miles (air) southeast of Drakesbad. Along the trail. 1658 Comment
  JEPS118348  Juncus occidentalis Lowell Ahart 2011-9-17 17667 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
  RSA201299  Juncus occidentalis J. T. Howell 1960-7-20 35753 Plumas Boilings Springs Lake; Lassen Volcanic National Park 1799 Comment
  CDA43016  Juncus orthophyllus L. Ahart 2008-8-13 15162 Plumas East of La Porte Road, on the east bank of East Branch Creek, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte. Comment
  CHSC52561  Juncus orthophyllus L. P. Janeway 1989-6-28 3409 Plumas Plumas National Forest. SW-facing slopes above Mapes Cyn; ca 0.2 mi NE of Beckwourth-Genesee Rd (rd 111) 4.0 mi N of Beckwourth. 1722 Comment
  CHSC73508  Juncus orthophyllus H. Durio 1995-8-17 Plumas Mosquito Flat Mdw. Ca 2.5 air mi S of Bucks Lake, and ca 0.1 mi S of the 'Mosquito Flat' area on maps. Large meadow on Mosquito Creek, S of USFS Rd 23N57 as it heads E, ca 0.6 mi SE of its jcn with Rd 23N18. In main meadow. 1676 Comment
  UC367019  Juncus oxymeris unknown Jul 1875 478 Plumas Indian Valley, n California Indian Valley Comment
  CHSC97338  Juncus tenuis L. P. Janeway 2007-7-23 9124 Plumas Northern High Sierra Nevada. Plumas National Forest; along north side of Cascade Creek 70 m southwest of the Road 22N94 bridge. 1164 Comment
  HSC100816  Juncus tenuis Lowell Ahart, John Dittes 2009-7-13 16034 Plumas W side of Forest Service Rd. 27N98, headwater of Clear Creek, 2 (air) mi. N of Butt Valley Reservoir Dam, 3 (air) mi. SW of Lake Almanor Reservoir Dam. 1477 Comment
  JEPS115978  Juncus tenuis Lowell Ahart, John Dittes 2009-9-7 16390 -A Plumas On damp bare soil, below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam 1591 Comment
  JEPS116055  Juncus tenuis Lowell Ahart, John Dittes 2009-7-28 16200 Plumas On damp bare soil, center of a logging road, near seeps, slope northwest of mine, west (above) Forest Service Road 27N28Y, 2.9 miles (air) northwest of Butt Valley Reservoir Dam 1581 Comment
  UCD169861  Juncus tenuis Lowell Ahart; John Dittes 2009-9-7 16390 A Plumas About 2000 feet northwest of Lake Almanor Dam. 1591 Comment
  JEPS48507  Kalmia polifolia subsp. microphylla Esther C. Fritz 1933-7-4 Plumas Spanish Peak 2072 Comment
  RSA739639  Kalmia polifolia subsp. microphylla B. Castro, L. P. Janeway 2005-9-11 1518 Plumas 5 air miles N of Bucks Lake and 2.5 miles N of Hwy 70 and the Feather River Canyon, just N of Three Lakes, 0.8 miles E of the Three Lakes trailhead, along the Pacific Crest Trail 1896 Comment
  CAS-BOT-BC235661  Keckiella breviflora var. glabrisepala Lewis S. Rose 1968-6-12 68110 Plumas Feather River Canyon, 4 mi. w. of Belden 609 Comment
  CHSC22341  Keckiella breviflora var. glabrisepala Robert A. Schlising 1964-6-12 2727 Plumas 9.5 mi south of Injun Jim Camp (near Tobin) along Alt. Hwy 40 and Feather River. Comment
  CAS-BOT-BC246164  Keckiella lemmonii John Thomas Howell 1976-7-14 51821 Plumas Feather River Canyon Highway at Injun Jim Campground, Sierra Nevada 609 Comment
  JEPS85636  Keckiella lemmonii W. L. Jepson 1939-7-31 19295 Plumas half-way between Meadow Valley and Buck's Valley (Spanish Peak, lower slopes); Spanish Peak 1524 Comment
  NY790361  Keckiella lemmonii D. D. Keck 1932-7-6 1712 Plumas 3 miles north of Keddie 1036.3 Comment
  CHSC97098  Kelloggia galioides Lowell Ahart; Josephine Guardino 2007-7-21 14372 Plumas Around pine trees, north of a large meadow, about 30 yards south of the Beckwourth Taylorsville Road, about 2 1/4 miles (air) northwest of the most northwest part of Lake Davis. 1813 Comment
  UC1552711  Kelloggia galioides Frederica Bowcutt 1985-6-6 573 Plumas about 15 air mi ne Quincy (along Red Clover Creek); Plumas National Forest Comment
  UC586934  Kelloggia galioides Joseph Andorfer Ewan 1934-6-25 8215 Plumas above Blairsden (Denton) (Gold Lake Road); Sierra Nevada 1524 Comment
  CHSC113627  Lactuca serriola Lowell Ahart 2014-8-31 19825 Plumas Strand, south of an unamed drainage, on the west side of Black Rock Creek, 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
  RSA59114  Lactuca serriola E. K. Balls 1950-8-31 15518 Plumas Hwy 24, 1 mile north of Spanish Creek, just north of Quincy. 1098 Comment
  SD8969  Lactuca tatarica subsp. pulchella Mrs. R. M. Austin 1880-1 Plumas Big Meadows Comment
  CHSC34881  Lagophylla ramosissima M. S. Taylor 1981-8-31 4252 Plumas S side of Hwy 89, ca. 0.5 mi s of Clio. 1341 Comment
  PASA1969  Lappula californica Margaret Stason 1932-6-22 Plumas Lake Almanor Comment
  CHSC53198  Lathyrus brownii L. P. Janeway 1989-6-29 3421 Plumas Plumas National Forest. Just above rd 24N44Y, 0.3 mi E of Beckwourth-Genesee Rd (rd 111) 6.5 mi N of Beckwourth; across from the Crocker Station. 1755 Comment
  SEINET10451848  Lathyrus lanszwertii subsp. aridus Mary Susan Taylor 1982-6-2 Taylor 4596 Plumas 5700 ft. T23N R12E nw sec 17. Johnsville quad. E side of 23N11, ca. 2 air mi e of Cromberg, just n of Cogswell Ravine. 1737 Comment
  CHSC70121  Lathyrus nevadensis var. nevadensis L. P. Janeway 1997-5-15 5131 Plumas Hwy 70/89 at Rattlesnake Creek. 1310 Comment
  SEINET5327322  Lathyrus pauciflorus subsp. brownii P. A. Lehenbauer 1786 Plumas Clover Creek, Plumas Nat. For. Comment
  CAS-BOT-BC205058  Lathyrus sulphureus A. A. Heller 1913-6-13 10833 Plumas Near Quincy 1066 Comment
  CAS-BOT-BC205061  Lathyrus sulphureus Mary Strong Clemens 1920-6-17 s.n. Plumas Greenville Comment
  CAS-BOT-BC205066  Lathyrus sulphureus Gladys L. Smith 1976-6-7 4558 Plumas Rte. 70, Spring Garden Sta. 6 miles east of Quincy 1219 Comment
  CHSC55694  Lathyrus sulphureus Steven Triano 1988-4-17 55 Plumas Along n side of Hwy. 89, ca 3.3 mi n of its jct. with Hwy. 70. 1005 Comment
  UC931698  Lathyrus sulphureus C. L. Hitchcock 1950-5-28 19229 Plumas 5 mi sw Greenville (on road to Quincy) Comment
  CAS-BOT-BC321174  Layia glandulosa M. S. Taylor 1982-5-19 4481 Plumas 1.5 mi E of Portola 1706 Comment
  JEPS103323  Ledum glandulosum Lowell Ahart 2002-7-6 9841 Plumas On the S side of the dirt road and S of the large meadow, on Rock Island Ridge, ca 3/4 mile SE of Soapstone Hill and the Oroville Quincy Highway, ca 1 1/2 miles (air) NE of Four Trees. 1611 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
  UC1121006  Ledum glandulosum F. W. Embree 1934-6-6 87 Plumas Plumas National Forest, at Three Lakes Three Lakes; Plumas National Forest, Three Lakes 1889 Comment
  UC170983  Ledum glandulosum H. M. Hall 1912-6-26 9274 Plumas Sierra Nevada Mountains, Butterfly Valley Butterfly Valley; Sierra Nevada Mountains, Butterfly Valley 1158 Comment
  SEINET10465998  Lemna minor Mary Susan Taylor 1981-8-5 Taylor 4167 Plumas 1069 Comment
  JEPS106328  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
  UC1586441  Lemna trisulca Vernon H. Oswald and Lowell Ahart 1991-7-30 4796 Plumas 6 air mi ene of Humbug Summit (12 air mi s of Chester, Big Springs on w side of Humbug Valley); Humbug Valley, Big Springs 1310 Comment
  CAS-BOT-BC527294  Lemna trisulca Herbert L. Mason 1955-7-30 14638 Plumas Near Chester Comment
  UCD115845  Lepidium perfoliatum E. Sawyer 1935-6-10 86 Plumas 2 1/2 miles S.S.W. of Sugarloaf. 1493 Comment
  CAS-BOT-BC60096  Lepidium virginicum var. menziesii Alice Eastwood 1927-6-11 11450 Plumas United States Forest Reserve. Crescent Mills. Comment
  SEINET12326754  Leptodactylon pungens M. S. Taylor 1982-1 4765 Plumas Ramelli Ranch, between Calpine Rd abd cow pastures, S side of Hwy 70, ca 1 mi W of Beckwourth 1487 Comment
  SEINET10496777  Leptodactylon pungens subsp. pulchriflorum Mary Susan Taylor 1982-6-28 Taylor 4765 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
  CHSC80854  Leptosiphon harknessii Lowell Ahart 2001-7-17 8918 Plumas Meadows, on the west side of a poor logging road, east of a small branch of Butt Creek, about 2 1/2 miles (air) north of Humboldt Summit. 1828 Comment
  CHSC81394  Leptosiphon harknessii Lowell Ahart 2001-9-18 9294 Plumas Near Cow Creek, on the strand of Lake Davis. 1761 Comment
  CDA42422  Lessingia leptoclada D. G. Kelch 2012-9-19 12 .373 Plumas Route 70 at North Fork of Feather River; 500 m south of turn-off to Pulga. Comment
  CAS-BOT-BC342081  Leucanthemum vulgare E. K. Balls 1950-8-31 15558 Plumas Spanish Creek, off Hwy. 24, just north of Quincy 1066 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
  SEINET8480548  Leucocrinum montanum W. Harnach 1989-4-16 029 Plumas Sierra Valley, Roberti Ranch, 0.5 mile W of RR crossing on A-24 (Dyson Lane). 1489 Comment
  SEINET3991292  Leucocrinum montanum A. A. Heller 1942-5-8 16468 Plumas Very plentiful in meadows W. of Vinton 1524 Comment
  UC477525  Leucocrinum montanum L. S. Smith 1931-5-27 2550 Plumas Last Chance Creek Comment
  CAS-BOT-BC59613  Leucothoe davisiae Lewis S. Rose 1932-9-7 32641 Plumas Bear Lakes. 1981 Comment
  CHSC89022  Leucothoe davisiae B. Elliott 2002-6-8 11606 Plumas Plumas National Forest. Pacific Crest Trail. 1828 Comment
  JEPS20054  Leucothoe davisiae O. M. Evans 1854-11-16 Plumas 4 mi s Buck's Ranch (on Willow Creek drainage); Willow Creek drainage 1828 Comment
  RSA60138  Leucothoe davisiae E. K. Balls 1950-9-5 15681 Plumas Thompson Creek, along trail to Little Volcano. 1402 Comment
  SD46618  Leucothoe davisiae Robert J. Weatherby 1950-8-11 1523 Plumas Along springy area, Mt. Elwell, Lakes Basin area. 2225 Comment
  UC1121019  Leucothoe davisiae G. T. Nordstrom 1934-7-3 183 Plumas 2 mi nw of Mount Ararat (Plumas National Forest); Plumas National Forest 1615 Comment
  JEPS50776  Lewisia cantelovii Rimo Bacigalupi with Paul Hutchison and L. R. Heckard 1967-6-16 9286 Plumas granite cliffs just n along Feather River Highway Storrie 716 Comment
  CHSC110268  Lewisia kelloggii subsp. hutchisonii L. P. Janeway 2012-6-2 10846 Plumas Northern High Sierra Nevada. Plumas National Forest; top of Mt. Ararat, 6.5 km southeast of Bucks Lake. 1833 Comment
  CHSC21720  Lewisia nevadensis F. T. Griggs; A. Pass 1975-7-17 219 Plumas Buck's Lake. Comment
  CAS-BOT-BC444181  Lewisia nevadensis M. S. Taylor 1982-5-17 4460 Plumas Jct of rds 22N54 & 22N88, ca. 2 mi se of Portola, n slope of Beckwourth Peak. 1737 Comment
  UC725362  Lewisia nevadensis A. A. Heller 1940-5-22 15671 Plumas 2 mi e on State Highway 36 Plumas county line Comment
  CAS-BOT-BC444564  Lewisia triphylla Lowell Ahart 1983-7-20 4198 Plumas About 1/4 mile east of the Feather Fork Mine, about 5 1/2 miles north of La Porte 180 Comment
  JEPS127657  Lewisia triphylla Jurriaan M. de Vos 2014-6-5 291 Plumas Plumas NF. Just S of Forest Road 22N86Y, ca. 1 mi from intersection with Primary Forest Road 94 (22N94). Comment
  CAS-BOT-BC283805  Leymus cinereus John Thomas Howell 1955-7-19 30796 Plumas Vinton 1505 Comment
  UC1137639  Leymus triticoides R. W. Saarni 1939-7-9 156 Plumas e Dixie Mt.; Sierraville Quadrangle, Last Chance Valley 1706 Comment
  JEPS14101  Ligusticum californicum W. L. Jepson 1939-8-8 19359 Plumas Quincy 1051 Comment
  SJSU4639  Ligusticum grayi C. W. Sharsmith 1969-6-19 7601 B Plumas Butterfly Valley c. 3 mi SW of Keddie 1066 Comment
  CAS-BOT-BC436052  Ligusticum grayi Ella Dales Cantelow 1939-5-20 2565 Plumas Near Rock Creek Comment
  SEINET13944256 Image available Ligusticum grayi E. K. Balls 1950-1 15706 Plumas Red Fir Forest; Lakes Center Public Campground. Alt 6700 ft 2042 Comment
  CAS-BOT-BC130563  Lilium humboldtii Mrs. E. C. Van Dyke 1931-6-11 s.n. Plumas La Porte, Quincy Grade Comment
  HSC15578  Lilium kelleyanum W. R. Rogers 1966-7-23 204 Plumas 2073 Comment
  UC170939  Lilium kelleyanum H. M. Hall 1912-6-25 9273 Plumas Butterfly Valley; Sierra Nevada Mountains 1158 Comment
  UC917348  Lilium kelleyanum J. M. Tucker 1948-7-24 1726 Plumas near road from Cascade to Camel Peak 1615 Comment
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Dec 13 2006
  CAS-BOT-BC509317  Lilium kelleyanum Walter Knight; Irja Knight; John Thomas Howell 1966-7-26 1577 Plumas Fern Glen 1112 Comment
  CAS-BOT-BC509340  Lilium kelleyanum Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region Comment
  SEINET8480725  Lilium pardalinum A. A. Heller, P. B. Kennedy 1907-7-15 8856 Plumas Near mouth of Little Grizzly creek below Genessee. Comment
  CHSC78402  Lilium pardalinum subsp. pardalinum Vernon H. Oswald 2000-6-9 9927 Plumas Caribou Road 1.6 mi north of Hwy. 70. 743 Comment
  CAS-BOT-BC133078  Lilium washingtonianum subsp. washingtonianum J. Ed. McClellan; Bonnie McClellan 1968-6-19 s.n. Plumas In Butterfly Botanical Area 1127 Comment
  CAS-BOT-BC133085  Lilium washingtonianum subsp. washingtonianum David D. Keck 1932-7-3 1644 Plumas Hillside south of town, Quincy, in the Northern Sierra Nevada 1220 Comment
  CHSC20743  Limosella acaulis K, R, Stern 1975-7-29 5882 Plumas NW shore of Lake Almanor. 1371 Comment
  CHSC40654  Limosella acaulis Lowell Ahart 1985-9-26 5172 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
  CHSC81156  Limosella acaulis Lowell Ahart 2001-8-29 9227 Plumas On the bottom of Little Last Chance Creek, on the strand of Frenchman Lake. 1700 Comment
  CHSC40653  Limosella aquatica Lowell Ahart 1985-9-26 5171 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
  JEPS102829  Limosella aquatica Lowell Ahart 2001-8-29 9228 Plumas On the bottom of Little Last Chance Creek, on the strand of Frenchman Lake. 1700 Comment
  JEPS113461  Linanthus ciliatus Lowell Ahart, John Dittes, Josephine Guardino 2007-6-8 13999 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
  CHSC97599  Linanthus harknessii Lowell Ahart; John Dittes 2007-6-16 14093 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
  CDA32035  Linaria vulgaris J. Dittes 2005-9-3 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 Comment
  CHSC43340  Linnaea borealis var. longiflora Lowell Ahart 1975-7-2 839 Plumas About 7 miles north of the Sly Creek Dam. 914 Comment
  CHSC21542  Listera convallarioides L. Mayer; D. Brink 1975-7-29 Plumas Buck's Lake Forest Service Survey. Comment
  CHSC58205  Listera convallarioides Vernon H. Oswald; Lowell Ahart 1992-6-22 5031 Plumas Small corner of park property located along Warner Valley Rd. between Lee and Kelly camps. Lassen Volcanic National Park. 1597 Comment
  JEPS116105  Listera convallarioides Lowell Ahart, John Dittes 2009-7-28 16196 Plumas On wet soil and humus, seeps, slope northwest of mine, west (above) Forest Service Road 27N28Y, 2.9 miles (air) northwest of Butt Valley Reservoir Dam 1581 Comment
  SEINET10482999  Lithophragma Mary Susan Taylor 1982-5-23 Taylor 4519 Plumas T25N R7E ne/nw sec 20. Almanor SW quad. S side of Caribou Rd, ca. 1/10 mi n of its jct with Hwy 70, ca. 3 mi e of Belden. Shoo-fly formation; 2400 ft. 731 Comment
  CHSC107438  Lithophragma glabrum Matt Simenc; Rebecca Joyner 2011-7-2 7 Plumas Northern High Sierra Nevada. 0.25 miles (air) SE of Hwy 120 (La Porte Quincy Highway/ The Hogback) where it crosses Onion Valley Creek. 0.25 miles N of Pacific Crest Trail. Exposed, sunny, NE facing ridge on S side of Onion Valley Reservoir. 1965 Comment
  CHSC81407  Lithophragma parviflorum var. parviflorum L. P. Janeway 1996-5-7 4961 Plumas Northern High Sierra Nevada. Soda Creek, between Road 25N22 and the creek, 500 m northwest of Hwy 70 and East Branch North Fork Feather River. 902 Comment
  CAS-BOT-BC428428  Lithophragma tenellum Ella Dales Cantelow 1941-5-19 3519 Plumas Nr. Frenchman Creek n.e. of Beckwourth. Comment
  CAS-BOT-BC428432  Lithophragma tenellum Alice Eastwood 1927-6-1 s.n. Plumas United States Forest Reserve. Forest Lodge, Greenville Comment
  CAS-BOT-BC269065  Lolium perenne John Thomas Howell 1961-6-21 36619 Plumas Greenville 1097 Comment
  UC1532354  Lomatium dissectum var. multifidum Vernon Oswald 1986-6-2 2079 Plumas 5.2 mi. s.w. of Hwy. 70 at Portola (Rd. A-15) 1524 Comment
  RSA712866  Lomatium donnellii L. P. Janeway, B. Castro 2006-6-3 8653 Plumas Northern High Sierra Nevada, west side of lower Thompson Valley 1.6 km north of the mouth of McReynolds Creek at Red Clover Creek 1673 Comment
  UC1776681  Lomatium hendersonii G. Schoolcraft 1997-5-18 2591 Plumas Top of Dimond Mtns. Farthest peak E on main ridge 2255 Comment
  RSA189373  Lomatium macrocarpum L. S. Rose 1967-7-10 67154 Plumas 3 miles west of Keddie, Butterfly Valley 1098 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
  CDA12092  Lomatium nudicaule G. F. Hrusa, G. L. Webster 1989-5-1 7017 Plumas Modoc Plateau; Hwy 70 between Vinton & Beckwourth. Comment
  RSA0049614  Lomatium roseanum Dean Wm. Taylor 2012-6-7 21235 Plumas Diamond Mountains; ridgetop 1 mile east of Diamond Peak 2225 Comment
  CHSC54468  Lonicera cauriana Vernon H. Oswald; Lowell Ahart 1991-7-30 4786 Plumas Humbug Rd at Grizzly Creek, 5.2 miles (odometer) northeast of Humbug Summit (between Humbug Summit and Humbug Valley). 1777 Comment
  CHSC99794  Lonicera conjugialis Lowell Ahart 2008-8-14 15214 Plumas West of the small stream, northwest of the meadow (swamp, bog), about 300 yards north of the paved road, about 1/2 mile west of the bridge where the South Fork of the Feather River flows into Little Grass Valley Reservoir, about 4 1/2 miles (air) north of La Porte. 1597 Comment
  CAS-BOT-BC243911  Lonicera involucrata var. involucrata Anna Head 1920-6-30 s.n. Plumas Lake Center Camp, Feather River Region 1920 Comment
  CAS-BOT-BC200954  Lotus John Thomas Howell; H. Keith Wagnon 1980-5-26 53593 A Plumas North Fork of Feather River between the mouth of East Branch and Caribou 792 Comment
  JEPS48701  Lotus incanus Leland S. Smith 1925-4-20 1554 Plumas Grizzley Ridge Tahoe National Forest 975 Comment
  RSA189433  Lotus micranthus L. S. Rose 1967-5-8 67073 Plumas Rodgers Flat, North Fork, Feather River. 610 Comment
  JEPS85683  Lupinus W. L. Jepson 1939-8-10 19368 Plumas Blairsden Comment
  SEINET194918  Lupinus acutilobus A. A. Heller 1942-5-8 16455 Plumas Virgiliam, along state highway 24. Comment
  UCR274624  Lupinus adsurgens Daisie Huang 2006-8-11 60811- 04 Plumas Rattlesnake Creek, north of Hwy 70 1284 Comment
  UC1552745  Lupinus albifrons Frederica Bowcutt 1985-6-6 550 Plumas about 15 air mi ne Quincy (1 mi of <sic> Drum Bridge, along Beckwourth-Genesee Road); Plumas National Forest Comment
  SEINET10838115  Lupinus albifrons Charles Piper Smith 1921-7-20 Smith 3450 Plumas Greenville road n Comment
  CHSC21532  Lupinus apertus D. Brink; L. Mayer 1975-7-10 Plumas Buck's Lake Forest Service Survey. Comment
  CHSC52421  Lupinus apertus L. P. Janeway 1990-7-12 3793 B Plumas Plumas National Forest. Saddle along Eureka Ridge ca. 1.0 mi south of the head of Bear Cr. 2118 Comment
  UC1129535  Lupinus arbustus F. W. Embree 1934-6-6 91 Plumas Three Lakes Plumas National Forest, Bidwell Bar Quadrangle Comment
  UC501351  Lupinus arbustus H. E. and S. T. Parks June, 1928 240 Plumas Drakesbad , Drakesbad (Lassen National Park) Comment
  CAS-BOT-BC196345  Lupinus argenteus var. argenteus L. P. Janeway 1990-7-2 3755 Plumas Ca 100 ft west of Paradise Cr and ca 3/4 mi south of Little Grizzly Cr. 1889 Comment
  CAS-BOT-BC208843  Lupinus argenteus var. meionanthus A. A. Heller; B. B. Kennedy 1907-7-16 8864 Plumas Genessee Valley near Genessee Comment
  UC1129503  Lupinus argenteus var. meionanthus E. Sawyer 1935-6-27 165 Plumas Charlies Valley; Plumas National Forest, Sierraville Quad. 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
  SEINET7063469 Image available Lupinus bicolor A. G. Vestal 1947-3-31 s.n. Plumas Grassy road shoulder in Warner Valley along Warner Creek. UTM Zone 10, 643846mE, 4469696mN. (WGS84/NAD83). 1535 Comment
  CAS-BOT-BC196670  Lupinus breweri var. breweri J. G. Lemmon 1887-9-1 s.n. Plumas Above Sierra Valley Comment
  JEPS120465  Lupinus breweri var. breweri B. Castro, L. P. Janeway 2006-6-4 1542 Plumas Northern High Sierra Nevada. Ca 0.3 mi E of Grizzly Valley Dam along Lake Davis Rd, ca 0.2 mi W of its jcn with the Beckworth-Taylorsville Rd. Comment
  SEINET10452631  Lupinus caudatus Mary Susan Taylor 1982-6-10 Taylor 4620 Plumas T23N R15E nw/sw sec 7. Reconnaissance Peak quad. SW of 23N72, ca. l mi w of Table Rock, ca. 3 air mi ne of Beckwourth. 5100 ft. 1554 Comment
  SEINET10906959  Lupinus caudatus Mary Susan Taylor 1982-6-28 Taylor 4754 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
  SEINET10490609  Lupinus caudatus subsp. caudatus Mary Susan Taylor 1982-6-28 Taylor 4754 Plumas T23n, r14e, nw1/4ne1/4 sec 27. Portola quad. Corolla blue. Ramelli ranch, s Of hwy 70, ca 1 mi. W of beckwourth. Sagebrush scrub. With phaceli hastata. 1487 Comment
  RSA29589  Lupinus confertus Joseph A. Ewan 1934-7-8 8583 Plumas Camp Caldwell, Dentens, Mohawk Valley. 1616 Comment
  SEINET12161689  Lupinus confertus Detzer 1977-1 21 Plumas ca 3.5kmNE of Squaw Pk., E bank of unimproved USFS rd. Sec 1 T25N R14E 601 Comment
  CAS-BOT-BC215355  Lupinus dalesiae M. S. Taylor 1982-5-25 4526 Plumas S side of 23N12, ca. 8 miles E of its jct with 23N52, ca 0.75 mile W of McDermott Ravine, 1.5 miles NE of Sloat 1371 Comment
  CAS-BOT-BC215363  Lupinus dalesiae M. S. Taylor 1982-6-16 4678 Plumas N side of 24N26, 0.5 mile W of its jct with Quincy-LaPorte Road, ca. 3 miles SE of Quincy 1645 Comment
  CAS-BOT-BC215375  Lupinus dalesiae M. S. Taylor 1982-5-26 4539 Plumas W side of Quincy-LaPorte Road, 0.2 mile N of end of pavement, 1.1 miles S of its junction with Fells Creek Road (23N22), ca. 4 air miles SW of Spring Garden 1249 Comment
  CAS-BOT-BC215388  Lupinus dalesiae M. S. Taylor 1982-5-27 4548 Plumas S side of Bucks Lake-Spanish Creek Road, 0.1 mile W of Dean's Valley turnoff, and ca. 1 mile NE of Meadow Valley 1127 Comment
  CAS-BOT-BC215392  Lupinus dalesiae M. S. Taylor 1982-7-7 4786 Plumas S side of 4 wheel drive road, 0.6-0.8 mile E of its junction with Poplar Creek Road (23N08), ca. 1 mile SE of Sloat 1280 Comment
  CAS-BOT-BC215397  Lupinus dalesiae M. L. Conrad; Dunn; LeDoux 1973-6-5 7058 Plumas 5.2 miles W of Junction of Highway 70 and Meadow Valley Road in Quincy 1219 Comment
  CAS-BOT-BC215421  Lupinus dalesiae Walter & Irja Knight 1968-6-18 2334 Plumas Road between La Porte and Quincy 1859 Comment
  CDA14136  Lupinus dalesiae G. F. Hrusa 1997-5-3 13826 Plumas Sierra Nevada; E side of Rattlesnake Creek, immed. S of Hwy 70 approx. 15 mi. E of Quincy. 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
  CHSC37524  Lupinus dalesiae M. S. Taylor 1982-8-23 5040 Plumas On s side of Virgilia-Meadow Valley Rd (25N17), 0.3 and 1.0 mi w of its jct with Hambly Ravine turnoff (25N20), ca. 1/2 air mi s of Virgilia. 1158 Comment
  UC1075580  Lupinus dalesiae E. K. Balls and L. W. Lenz 1956-6-20 21844 Plumas U.S. Hwy Quincy to Portola 2 mi se Spring Garden; se of Spring Garden 1249 Comment
  UCD107631  Lupinus dalesiae M. S. Taylor 1982-6-16 4680 Plumas along spur rd off Thompson Creek Rd (24N26), 0.2-0.3 mi from its jct, ca. 3 mi se of Quincy. Comment
  SEINET10452037  Lupinus dalesiae Mary Susan Taylor, T. Ratcliff 1982-5-12 Taylor 4432 Plumas T23N R11E ne/se sec 17. Blue Nose Mt quad. E facing slope on open cut rdbank, on phyllite; w side of Peoria Cr Rd(23N10), 2.1-2.2 mi w of its jct with Poplar Cr bridge s of Sloat. 4400 ft. 1341 Comment
  SEINET10452044  Lupinus dalesiae Mary Susan Taylor 1982-5-25 Taylor 4527 Plumas T23N R11E sw/ne sec 10. Mt Ingalls quad. Rdbk w side of 509A, ca. 50 ft s of its jct with Hwy 70, 1 mi ne of Sloat, 2.6 mi w of Cromberg. 4300 ft. Jeffrey Pine Forest. 1310 Comment
  SEINET10452050  Lupinus dalesiae Mary Susan Taylor 1982-5-27 Taylor 4546 Plumas T24N R8E ne/sw sec 14. Bucks Lake NE quad. W side of Bucks Lake-Spanish Creek Rd across from 1084 residence, in Meadow Valley. 3800 ft. 1158 Comment
  SEINET10485190  Lupinus dalesiae Mary Susan Taylor 1982-5-27 Taylor 4541 Plumas T26n r9e e1/2sw1/4 sec 23. Greenville sw quad. On open phyllite dry rd Embankment, w side of dixie canyon rd (204), 1.2 mi n of its jct with hwy 89 at Moccasin. With lupinus onustus, rosa pinetorum. 1219 Comment
  SEINET10485209  Lupinus dalesiae Taylor 1982-6-27 Taylor 4546 Plumas Bucks lake northeast quad. West side of bucks lake-spanish creek rd across From 1084 residence in meadow valley; on road cut in pine openings. With viola Bakeri, trifolium breweri, pteridium aquilinum. 1128 Comment
  SEINET10841215  Lupinus dalesiae Mary Susan Taylor 1982-5-27 Taylor 4550 Plumas 3800 ft. T24N R8E ne/se sec 14. Bucks Lake quad. E side of Deans Valley Rd (24N29), 0.3, 0.4-0.5 mi s of its jct with Bucks Lake Rd, ca. 1 mi ne of Meadow Valley. 1158 Comment
  SEINET10841216  Lupinus dalesiae Mary Susan Taylor 1982-5-27 Taylor 4548 Plumas 3800 ft. T24N R8E se/ne sec 14. Bucks Lake NE quad. S side of Bucks Lake-Spanish Creek Rd, 0.1 mi w of Deans Valley turnoff, ca. 1 mi ne of Meadow Valley. 1158 Comment
  SD126364  Lupinus formosus var. bridgesii P. Kenney, Conrad and LeDoux 1973-6-5 421 Plumas Along roadside of Highway 89, 5.0 miles north of Junction of Highway 70 and 89. 1067 Comment
  OBI2925  Lupinus grayi Lewis S. Rose 1968-6-11 68100 Plumas Butterly Crk 2 mi S of Keddie 1036 Comment
  SEINET10484000  Lupinus grayi Mary Susan Taylor 1982-5-13 Taylor 4435 Plumas T24N R9E se/ne sec 15. Quincy quad. In Gansner Park, Quincy. 3400 ft. 1036 Comment
  SEINET10870554  Lupinus grayi Mary Susan Taylor 1982-5-25 Taylor 4524 Plumas T23n r11e ne1/4se1/4 sec 2. Mt ingalls quad. Along n rd embankment of 23n12 And up ca 20 ft into mcdermott ravine, in sloat fire area, ca 2 mi. Ne of Sloat. 1402 Comment
  SEINET7716854  Lupinus grayi Unknown Plumas American Valley Comment
  UC865175  Lupinus grayi A. A. Heller 1938-5-30 15134 Plumas along the Feather River Highway #24 near Rich Bar; along the Feather River Highway #24, near Rich Bar 762 Comment
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Aug 1 2007
  CAS-BOT-BC329258  Lupinus latifolius subsp. longipes M. S. Taylor 1982-7-12 4824 Plumas At junction of small creek to Jamison Creek, on N side of Rd 507, just W of Plumas-Eureka State Park boundary, 2.0 mi SW of Johnsville 1767 Comment
  SEINET10489240  Lupinus latifolius subsp. longipes Mary Susan Taylor 1982-8-12 Taylor 4824 Plumas T22n r11e sw1/4se1/4 sec 27. Sierra city nw quad. Corolla purple; stems 2-3 Ft tall. At jct of small creek to jamison creek, on n side of rd 507, just w Of plumas-eureka state park boundary, 2.0 mi. Sw of johnsville. Montane Coniferous forest. With populus trichocarpa. 1768 Comment
  CHSC36211  Lupinus latifolius var. columbianus M. S. Taylor 1982-7-12 4824 Plumas At jct of small creek to Jamison Creek, on n side of rd 507, just w of Plumas-Eureka State Park boundary, 2.0 mi sw of Johnsville. 1767 Comment
  UCD108182  Lupinus latifolius var. columbianus A. A. Heller 1915-7-7 12051 Plumas Near the summit of Soapstone ridge 12 miles west of Bucks. 1676 Comment
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Apr 1 2012
  JEPS102615  Lupinus lepidus var. confertus Lowell Ahart 2001-7-11 8886 Plumas On the south side of Highway 89, west of the spillway on the dam at Lake Almanor. 1374 Comment
  UC149982  Lupinus lepidus var. confertus Katharine Brandegee 1911-7-30 Plumas Portola Comment
  UC723800  Lupinus lepidus var. confertus Joseph Andorfer Ewan 1934-7-8 8583 Plumas Mohawk Valley Sierra Nevada, Mohawk Valley (Camp Caldwell, Dentens) 1615 Comment
  JEPS103355  Lupinus lepidus var. lobbii Lowell Ahart 2002-6-26 9780 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
  CDA27463  Lupinus lepidus var. sellulus G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-23 3148 Plumas Long Valley, 0.4 mile south of junction of Dixie Canyon-Round Valley and Canyon Dam Roads, at Maxwell Mine Road. Comment
  CHSC102641  Lupinus lepidus var. sellulus Lowell Ahart; John Dittes, Josephine Guardino 2009-7-22 16136 Plumas On the west side of Forest Service Road 27NO2K, east side of Long Valley, about 3.5 miles (air) west-southwest of Greenville, about 5.2 miles (air) southeast of Lake Almanor Dam. 1606 Comment
  CHSC113878  Lupinus lepidus var. sellulus Lowell Ahart 2014-8-26 19786 Plumas 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
  CHSC66761  Lupinus lepidus var. sellulus Vernon H. Oswald; Lowell Ahart 1996-8-14 8179 Plumas Northern High Sierra Nevada. Between Bucks Summit and Bucks Lake on the Oroville-Quincy Hwy., 0.6 mi E of White Horse Campground. 1615 Comment
  UC1401227  Lupinus lepidus var. sellulus P. Kenney, Dunn, and Conrad 1973-6-5 438 Plumas along Hwy 70, 6 mi s from jct Hwy 89 and 70 1066 Comment
  POM181087  Lupinus meionanthus P. B. Kennedy, A. A. Heller, B. B. Kennedy 1907-7-16 8864 Plumas Genessee Valley Comment
  RSA0018282  Lupinus nanus Joan Stewart 2000-06 1043 Plumas Plumas National Forest Comment
  RSA0076010  Lupinus onustus Daisie Huang 2006-8-11 06081108 Plumas Forest Rd. 18N38, 4.9 ENE of its jct with Old Haun Rd. 1744 Comment
  SEINET10451241 Image available Lupinus onustus John G. Lemmon Lemmon s.n. Plumas Indian Valley to Shasta. Comment
  SEINET10837855  Lupinus onustus Patricia L. Kenney 1973-6-5 Kenney 419 Plumas Along roadside of hwy 89, 5 mi n of jct of hwy 70 & 89. Yellow pine, douglas fir, and oaks. 1067 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
  CHSC116232  Lupinus polyphyllus var. burkei Lowell Ahart 2015-7-4 20289 Plumas On the west side of the paved road, about 1/2 mile north of the intersection of Lumpkin Ridge Road and road to Little Grass Valley Reservoir, aabout 1/1/2 miles (air) north of Little Grass Valley Reservoir dam. 1731 Comment
  SEINET8059992  Lupinus polyphyllus var. burkei A. A. Heller, P. B. Kennedy 1907-7-16 8874 Plumas Crystal Falls below Red Clover Valley Comment
  SEINET10488892  Lupinus sellulus John Thomas Howell 1955-7-19 Howell 30811 Plumas Vinton, California. 1509 Comment
  CAS-BOT-BC436600  Luzula cascadensis John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-26 54384 Plumas Sierra Nevada: 0.25 mile E of Bucks Summit on road to Quincy 1670 Comment
  CHSC108723  Luzula comosa var. comosa B. Castro; L. P. Janeway 2003-9-6 1450 A Plumas High Cascade Range. Along un-named lake split by the Caribou Wilderness Area boundary, ca 1.5 mi west of Hay Meadow. At NW corner of lake, a short way into forest ca 10-15 ft up from lake shore. 2058 Comment
  JEPS101279  Luzula divaricata Dean W. Taylor 1974-10-1 5047 Plumas Wade Lake, Jamison Creek drainage, ca. 3 miles South of Plumas-Eureka State Park 1950 Comment
  JEPS49052  Luzula macrantha Leland S. Smith 1925-4-29 1568 Plumas Grizzley Ridge, Old Bed Ground Sec. 30 Tahoe Forest 975 Comment
  CAS-BOT-BC441252  Luzula macrantha Walter Knight; Irja Knight 1967-5-22 1817 Plumas Butterfly Botanical Area and vicinity: Butterfly Canyon 990 Comment
  CAS-BOT-BC441257  Luzula macrantha Mrs. H. C. Cantelow 1939-5-20 s.n. Plumas Unspecified Comment
  CHSC62114  Lycopus uniflorus L. P. Janeway 1993-7-16 4459 Plumas Plumas National Forest. Snake Lake. At waters edge. 1205 Comment
  CDA5105  Lythrum portula L. Ahart 2006-10-8 13416 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. Comment
  UCD19155  Madia June McCaskill 19__? 326 Plumas Lake Almanor region? Comment
  CAS-BOT-BC343794  Madia elegans Mary Strong Clemens 1920-6-29 s.n. Plumas Quincy Comment
  UC1069859  Madia elegans E. Sawyer 1935-7-9 276 Plumas 4 1/2 mi s Crow; Plumas National Forest, Sierraville Quadrangle 1828 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
  JEPS32706  Madia exigua Lewis S. Rose 1963-6-5 63138 Plumas 0.5 mi Rich Bar; North Fork of Feather River, East Branch 822 Comment
  RSA794837  Madia exigua L. Ahart, John Dittes, Josephine Guardino 2009-6-15 15887 Plumas About 200 yards northwest of Lake Almanor Dam. 1422 Comment
  CAS-BOT-BC342850  Madia glomerata A. A. Heller; P. B. Kennedy 1907-7-18 8883 Plumas Beckwith [Beckwourth] Comment
  CAS-BOT-BC342862  Madia glomerata Lowell Ahart 1981-9-6 3089 Plumas 1 1/2 miles SW of Crescent Mills 1200 Comment
  CAS-BOT-BC342867  Madia glomerata John Thomas Howell 1961-9-23 36840 Plumas Indian Valley 1082 Comment
  CHSC109852  Madia glomerata L. P. Janeway 2012-10-17 11076 Plumas Northern High Sierra Nevada. Plumas National Forest; 500 m east of Little Grass Valley Reservoir high water line and 200 m south of Kenzie Ravine. 1554 Comment
  UCD147775  Madia glomerata Allyson Ayalon; Lucie Jerabkova 2012-8-1 137 Plumas Plumas County. Antelope Lake vacinity. 1524 Comment
  CAS-BOT-BC342844  Madia glomerata Anna Head 1921-8-3 s.n. Plumas On trail to Gold Lake, Feather River Region Comment
  CAS-BOT-BC342870  Madia glomerata John Thomas Howell 1959-9-25 35034 Plumas 3 miles southwest of Spring Garden Comment
  OBI49202  Madia glomerata Joseph Andorfer Ewan 1934-7-18 8574 Plumas Sierra Nevada, along Middle fork Feather R at Portola Comment
  CDA17227  Madia gracilis G. F. Hrusa, P. Kerr, S. Winterton 2004-6-25 16330 Plumas Sierra Nevada; Willow Creek Rd., 1.6 mi. NW of Hwy 70 & 2.6 mi. W on 70 from town of Portola. 1554 Comment
  CHSC34890  Madia gracilis M. S. Taylor 1981-9-14 4276 Plumas Around the ponds, headwaters of Rush Creek, near its jct with Cow Creek, ca. 5 mi ese of Greenville. 1584 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
  JEPS40376  Madia gracilis W. L. Jepson 1939-8-7 19345 Plumas Meadow Valley Comment
  RSA716593  Madia gracilis L. Ahart, John Dittes 2005-9-19 12409 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 1987 Comment
  RSA755776  Madia gracilis L. Ahart, John Dittes, Josephine Guardino 2009-7-21 16112 Plumas About 20 yards east of Forest Service Road 27N26, about 1000 feet northwest of Powerhouse at the north end of Butt Valley Reservoir, about 3 air miles southwest of Lake Almanor. 1303 Comment
  CAS-BOT-BC343269  Madia gracilis John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1967-7-10 2104 Plumas Butterfly Botanical Area and Vicinity. Between Butterfly Valley and Darlingtonia bogs 1066 Comment
  RSA603951  Madia gracilis subsp. gracilis Joseph A. Ewan 1934-7-19 8241 Plumas Dentens (Blairsden) 1616 Comment
  CHSC2412  Maianthemum racemosum R. Carter 1965-6-21 250 Plumas Found on E side of Oroville-quincy Rd. 3.05 mi. N of Buckeye Water Hole, ca. 20' from road. 1219 Comment
  CAS-BOT-BC347526  Malacothrix floccifera John Thomas Howell; Walter Knight; Irja Knight; Gordon True 1967-6-12 1977 Plumas Butterfly Botanical Area and Vicinity. In valley proper 1036 Comment
  CHSC62433  Malacothrix floccifera L. P. Janeway 1993-7-31 4484 Plumas Plumas National Forest. Along Cascade Road 0.6 mi north of Fall River crossing; between Mineral Springs Ravine and Dark Canyon. 1066 Comment
  CAS-BOT-BC347521  Malacothrix floccifera Mrs. E. C. Sutliffe 1927-6-1 s.n. Plumas Indian Valley road near Crater Nat'l Park Comment
  RSA88563  Malva parviflora J. T. Howell 1951-6-27 27555 Plumas Johnsville. 1585 Comment
  RSA537494  Marsilea vestita Barbara Ertter 1988-10-21 8008 Plumas Lake Almanor, E end of causeway ca. 1.5 miles E of Chester on Highway 36 1341 Comment
  CAS-BOT-BC348168  Matricaria discoidea Fred Sommers; Greg Sommers 1976-7-13 s.n. Plumas 1 km. se. of metal bridge over Dyson Lane, Sierra Valley Marshes 1524 Comment
  CAS-BOT-BC348171  Matricaria discoidea John Thomas Howell 1955-7-19 30801 Plumas Vinton 1505 Comment
  CAS-BOT-BC348176  Matricaria discoidea David D. Keck 1932-7-3 1684 Plumas Quincy, in the Northern Sierra Nevada 1065 Comment
  JEPS102940  Melica aristata L. P. Janeway 2001-7-3 7260 Plumas Northern High Sierra Nevada. Top of south-facing slope overlooking Middle Fork Feather River; head of Sherman Creek 1707 Comment
  RSA299625  Melica aristata J. T. Howell 1976-7-15 51864 Plumas Snake Lake, about 4 miles northwest of Quincy. 1220 Comment
  UCD148593  Melica aristata G. F. Hrusa; T. D. Wilfred 1996-7-22 13385 Plumas Sierra Nevada. Plumas National Forest. Above Little Long Valley Creek. Approximately 1/2 mile north of Highway 70 about 15 miles east of Quincy. 1470 Comment
  CHSC44577  Melica fugax Lowell Ahart 1977-6-20 1435 Plumas Near the South Fork of the Feather River, about 1/2 mile north-east of the Feather Fork Mine, about 6 miles north of La Porte. 1706 Comment
  CHSC91604  Melica fugax G. Douglas Barbe; T. C. Fuller 1982-7-16 3766 Plumas Sierra Nevada. Lava cap ridge 1.5 miles west of Wheeler Peak and 1 mile south of Beardsley Mine on forest road 3.8 mile south of Green Flat, Plumas National Forest. 1981 Comment
  JEPS87748  Melica fugax Lowell Ahart 1994-6-15 7330 Plumas about 1 air mi w Little Grass Valley Reservoir (near intersection of Lumpkin Ridge Road and the road to Tamarack Flat, on w side of a logging road) 1767 Comment
  UC1026396  Melica fugax Lewis S. Rose 1954-5-30 54067 Plumas Johnsville 1600 Comment
  UCD87282  Melica fugax August L. Hormay 1932-6-9 s.n. Plumas Crocker Ranger Station, Plumas National Forest. 1798 Comment
  CHSC101916  Melica harfordii Lowell Ahart; John Dittes 2009-7-14 16075 Plumas East of Forest Service Road 26N22, about 1.9 miles (air) southeast of Seneca, about 6 miles (air) south of Lake Almanor Reservoir Dam. 1536 Comment
  CHSC34301  Melica stricta J. D. Jokerst; R. A. Schlising 1981-8-1 1450 Plumas In the saddle between Humboldt Peak and Eagle Peak; ca 0.5 mi NE of the former. Comment
  CHSC80915  Melica stricta Lowell Ahart 2001-7-17 8929 Plumas Outcrops, on the south side of a logging road, south of a small branch of Butt Creek, about 2 1/2 miles (air) north of Humboldt Summit. 1828 Comment
  CHSC102392  Mentha arvensis Lowell Ahart; John Dittes, Josephine Guardino 2009-7-21 16121 Plumas Edge of a meadow or seep, about 20 yards north of Forest Service Road 27N26, about 1000 feet northwest of Powerhouse at the north end of Butt Valley Reservoir, about 3 miles (air) southwest of Lake Almanor. 1302 Comment
  RSA754549  Mentha arvensis L. Ahart, John Dittes, Josephine Guardino 2009-7-29 16243 Plumas Below the high water line of Lake Almanor, 1849 feet NW of Lake Almanor Dam. 1591 Comment
  CHSC66628  Mentha canadensis Vernon H. Oswald; Lowell Ahart 1996-7-15 8035 Plumas E side of Last Chance Marsh at the N end of Lake Almanor, ca. 1.4 mi S of Last Chance Campground at the streams and marshy meadow extending E from road. 1371 Comment
  JEPS88530  Mentha canadensis Vernon H. Oswald and Lowell Ahart 1996-7-15 8035 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 1371 Comment
  SEINET8655882  Mentzelia albicaulis W. Harnach 2014-4-29 1385 Plumas 1.2 miles north of Chilcoot on Frenchman Rd. than 1.45 miles NE on USFS Rd. 24N88. 1654 Comment
  CHSC37656  Mentzelia laevicaulis T. B. Devine 1981-8-28 759 Plumas Beside Hwy 70 ca. 1/4 mi SW of Rock Creek powerhouse. 518 Comment
  RSA32861  Mentzelia laevicaulis A. A. Heller 1937-8-25 s.n. Plumas In coarse granite sand along the Feather River near Bucks Creek Power House. Transition life zone. Comment
  CHSC21199  Menyanthes trifoliata F. T. Griggs; A. Pass 1975-7-17 212 Plumas Buck's Lake Forest Service Survey. Comment
  CHSC48904  Micranthes aprica Vernon Oswald 1986-6-6 2088 Plumas LaPorte-Quincy Rd. at the S. Fork of the Feather River. 1965 Comment
  CHSC21228  Micranthes bryophora F. T. Griggs; A. Pass 1975-7-16 194 Plumas N. Shore of Lower Buck's lake. Comment
  CAS-BOT-BC429242  Micranthes oregana Gordon H. True; John Thomas Howell; Walter Knight; Irja Knight 1968-6-11 2386 Plumas Butterfly Valley Comment
  CHSC62583  Micranthes oregana B. Castro; J. Jurewicz 1993-7-16 482 Plumas Ca 2 air mi W of Bucks Lake, ca 1 mi N of Grizzly Ck, below USFS Rd 23N42B. In drainage. 1597 Comment
  CAS-BOT-BC349350  Microseris nutans Clare B. Hardham 1961-6-16 7494 Plumas Sierra Nevada Mountains. Engelmine-Diamond Peak Road 1828 Comment
  CHSC118813  Microseris nutans Wendy L. Boes; Jim Battagin 2015-5-12 2015 007 B Plumas Between Forest Service Road 25N18Y and Caribou Road, south of Northfork Campground. (UTM 652180 E, 4433328 N, NAD83 Zone 19N; Elevation 792 m.) 792 Comment
  CHSC97540  Microsteris gracilis Lowell Ahart; John Dittes 2007-6-16 14110 Plumas East of a 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. 1647 Comment
  SEINET194971  Microsteris gracilis A. A. Heller 1938-5-21 15101 Plumas Just N of Chester 1305 Comment
  RSA83067  Microsteris gracilis subsp. gracilis Verne Grant, Alva Grant 1948-6-13 8582 Plumas Lava Cap, 1 mile from Cascade on Oroville road. 1372 Comment
  UC1012468  Mimulus arvensis Francis W. Pennell 1940-6-12 25819 Plumas 1 mi s Beckwourth 1493 Comment
  JEPS4599  Mimulus aurantiacus var. grandiflorus W. L. Jepson 1910-6-18 4150 Plumas Belden Comment
  UC1063543  Mimulus bicolor P. G. Haddock 1938-5-29 9 Plumas near Rock Creek; Plumas National Forest, Downieville Quadrangle Comment
  CHSC113629  Mimulus breweri Lowell Ahart 2014-8-31 19824 Plumas Mud flats along Black Rock Creek, about 250 yards southwest of the foot bridge across Black Rock Creek, about 250 yards southwest of the Black Rock, Little Grass Valley Reservoir, about 4 1/2 miles (air) northwest of La Porte. 1536 Comment
  CHSC116159  Mimulus breweri Lowell Ahart 2015-7-4 20278 Plumas About 150 yards south of the paved road to Tamarack Flat, 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. 1712 Comment
  RSA234815  Mimulus breweri Francis W. Pennell 1940-6-10 25788 Plumas East of Chester. 1616 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
  UC569738  Mimulus moniliformis F. W. Embree 1934-6-6 83 Plumas 1 1/2 mi nw Bucks Mountain; Bidwell Bar Quadrangle 1524 Comment
  CAS-BOT-BC9752  Mimulus montioides Mrs. H. C. Cantelow 1941-7-20 s.n. Plumas 10 miles south of Quincy on road to La Porte. 1981 Comment
  CHSC13627  Mimulus moschatus M. S. Taylor 1974-7-3 291 Plumas In Butterfly Valley Botanical Area, ca. 5 mi nw of Quincy. 1173 Comment
  CHSC63277  Mimulus moschatus Lowell Ahart 1994-6-15 7333 Plumas On the east side of a logging road, near the intersection of Lumpkin Ridge Road and the road to Tamarack Flat, about 1 mile (air) west of Little Grass Valley Reservoir. 1767 Comment
  JEPS122296  Mimulus moschatus Lowell Ahart 2014-8-31 19823 Plumas Along Black Rock Creek, 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. Comment
  JEPS17619  Mimulus nanus var. mephiticus Rimo Bacigalupi 1955-7-22 5438 Plumas just off Feather River Highway (Alt. U. S. No. 40) (Rock Creek road (of PG&E)); Rock Creek 472 Comment
  JEPS81482  Mimulus nanus var. mephiticus M. S. Taylor 1982-7-21 4896 Plumas ca. 5 mi se Quincy (s end of Bachs Creek Ridge); Quincy quad. 1752 Comment
  JEPS11052  Mimulus primuloides W. L. Jepson 1910-6-15 4135 Plumas Prattville Comment
  JEPS32702  Mimulus primuloides Lewis S. Rose 1963-6-3 63118 Plumas 2 mi sw Keddie; Butterfly Valley 1188 Comment
  JEPS113523  Mimulus suksdorfii Lowell Ahart, John Dittes 2007-6-16 14105 Plumas Gravel bars along a 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
  JEPS14993  Mimulus torreyi D. Axelrod 1934-6-9 26 Plumas 2 1/4 mi nw Lexington Hill; Plumas National Forest, Bidwell Bar Quadrangle Comment
  UC1778575 Image available Mimulus torreyi S. E. Schoenig 1998-7-5 98 -73 Plumas Granitic sand on N side of Hwy 36, 1.0 mi W of junction with Hwy 89. 7 mi W of Chester. 1493 Comment
  RSA101397  Mimulus torreyi R. Weatherby 1955-7-21 1647 Plumas Bottle Springs, near Middle Fork Feather River. 1616 Comment
  UC1125785  Moehringia macrophylla P. G. Haddock 1938-5-29 10 Plumas near Rock Creek; Plumas National Forest, Downieville Quadrangle, Rock Creek Comment
  CHSC61743  Monardella follettii L. P. Janeway 1993-7-15 4457 Plumas Plumas National Forest. Along Rd 25N17 4.2 mi northwest of Spanish Ranch Road (in Meadow Valley) and 0.2 mi after it crosses Bean Creek. 1402 Comment
  JEPS63417  Monardella follettii W. I. Follett 1937-6-25 97 Plumas 1.2 mi w Meadow Valley 1127 Comment
  UCSC008318  Monardella follettii Brett Smith 2012-7-27 BAS 013 Plumas 60m N of Grizzly Creek, 1345 Comment
  CHSC118721  Monardella follettii Noah Siegel; Wendy L. Boes 2015-6-12 2015003 Plumas Lassen National Forest. Cottonwood Meadow ultramafics, between Forest Service road 26N08 and Lead Gulch. UTM 648821 E, 4439781 N, NAD83 Zone 10N. 1340 Comment
  CHSC33595  Monardella glauca M. S. Taylor; M. Foster 1981-6-15 3897 Plumas S side of Bucks Lake Rd, ca. 50 ft e of its jct with 24N29 (rd to Deanes Valley), ca. 2 mi ne of Meadow Valley. 1158 Comment
  RSA60024  Monardella odoratissima subsp. glauca E. K. Balls 1950-9-1 15584 Plumas east shore of Long Lake, toward Mt. Elwell 2104 Comment
  RSA7993  Monardella odoratissima subsp. glauca H. A. Barker 1927-7-3 771 Plumas Grade between Gold Lake and Blairsden 1677 Comment
  CHSC91773  Monardella odoratissima subsp. odoratissima G. Douglas Barbe; T. C. Fuller, J. T. Howell 1981-6-26 3346 Plumas Sierra Nevada. 0.75 mile northeast of Bucks Summit on Bucks Lake Road. 1600 Comment
  CHSC117559  Monardella odoratissima subsp. pallida Lowell Ahart 2016-7-9 21087 Plumas Top and on the northeast side Table Mountain, about 2 miles (air) northwest of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir Dam. 1857 Comment
  CHSC43979  Monardella odoratissima subsp. pallida L. P. Janeway 1987-5-28 2104 Plumas Along county rd A-14 just se of turn to Almanor Peninsula. 1402 Comment
  CHSC61744  Monardella odoratissima subsp. pallida L. P. Janeway 1993-7-28 4477 Plumas Plumas National Forest. Along steep north-trending ridge south of a bend in Ward Creek. Along, and down-ridge from, access road 2.2 mi southeast of Genesee Valley. 1341 Comment
  JEPS63380  Monardella odoratissima subsp. pallida W. L. Jepson 1939-7-31 19303 Plumas lower slopes Spanish Peak 1676 Comment
  UC2035861  Monardella odoratissima subsp. pallida Berry Campbell 1929-6-20 734 Plumas Lake Almanor 1402 Comment
  UCR280845  Monardella odoratissima subsp. pallida Lowell Ahart 2016-7-9 21087 Plumas ridge and northeast side of Table Mountain, c. 2 air miles northwest of Tamarack Flat, c. 4 air miles northwest of Little Grass Valley Reservoir Dam 1858 Comment
  CDA40789  Monardella odoratissima subsp. pallida Jim Jokerst 1992-1 3443 Plumas Gold Lake Resort, without further data. 0 Comment
  SEINET10582102  Monardella odoratissima subsp. pallida A. Graff 1993-7-21 Graff 293 Plumas Plumas National Forest. On Hwy. 70 west, less than .5 miles southeast of Greenhorn Ranch Rd. (just past Graff collections 285-290), at the end of a bridge before a rest area, on south side of the road. T24N,R10E,S26. Comment
  CAS-BOT-BC220493  Monardella sheltonii M. S. Taylor 1982-7-21 4897 Plumas Summit of Little Volcano, ca. 5 mi se of Quincy 1768 Comment
  CHSC41775  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
  CHSC52049  Monardella sheltonii L. P. Janeway 1989-8-1 3542 Plumas Plumas National Forest. Southern side of Big Hill; between Eureka Ridge and Middle Fork Feather River. Along rd 23N36. 1584 Comment
  CHSC67971  Monardella sheltonii James D. Jokerst 1989-7-3 3115 Plumas Hwy. 70 0.65 mi E of Greenville Y (I.e., jct. Hwys. 70 and 89). Comment
  SEINET10582358  Monardella sheltonii A. Graff 1993-7-21 Graff 290 Plumas Plumas National Forest. On Hwy. 70 west, .3 mile southeast of Greenhorn Ranch Rd., on right road bank. T24N,R10E,S25. Growing in light brown, sandy, gravelly soil, with Arctostaphylos sp. and scrub. Bombus sp. Comment
  SJSU15280  Monardella stebbinsii S. Woolhouse 2010-7-25 1 Plumas Slope next to Caribou Road (some plants at eye level when standing on road) and the north fork of the Feather River. Comment
  CAS-BOT-BC7366  Monardella stebbinsii Clare Butterworth Hardham 1968-7-15 15680 Plumas Belden--Caribou Rd., about 1 mile N of Queen Lily Camp Ground. North Fork of Feather River. 853 Comment
  CAS-BOT-BC444741  Montia chamissoi Alice Eastwood 1918-5-25 7057 Plumas Portola Comment
  CAS-BOT-BC444746  Montia chamissoi Mrs. A. L. Coombs 1906-1-1 s.n. Plumas Prattville Comment
  CAS-BOT-BC444855  Montia fontana J. T. Howell; Walter Knight; Irja Knight; G. H. True 1967-5-7 2228 C Plumas Butterfly Botanical Area and Vicinity. Pond Reservoir 1097 Comment
  JEPS115806  Montia fontana subsp. chondrosperma Lowell Ahart, John Dittes, Josephine Guardino 2009-6-15 15902 Plumas About 200 yards northwest of Lake Almanor Dam, depression in mined over area 1421 Comment
  CAS-BOT-BC445080  Montia linearis Lewis S. Rose 1963-6-3 63102 Plumas Butterfly Valley, 2 mi. sw. of Keddie 1036 Comment
  CHSC52529  Montia linearis L. P. Janeway 1990-6-29 3746 Plumas Plumas National Forest Beckwourth Ranger Districe. Cascade Compartment. Meadow on S side of Little Grizzly Creek ca 1/4 mi E of Emigrant Creek. 1767 Comment
  CAS-BOT-BC445091  Montia linearis John Thomas Howell 1978-4-19 52856 Plumas Eastern part of Quincy 1036 Comment
  CAS-BOT-BC445096  Montia linearis Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1967-5-8 1800 Plumas Butterfly Botanical Area and Vicinity. Butterfly Valley meadow 1066 Comment
  POM220765  Montia linearis M. Canby 1929-5-12 141 Plumas 2 miles W of Portola. Comment
  SEINET5334388  Montia linearis A. A. Heller, P. B. Kennedy 1907-7-4 8731 Plumas Meadow two miles south of Red Clover Valley Comment
  SEINET10860129  Muhlenbergia andina Vernon H. Oswald, Lowell Ahart 1991-7-30 Oswald 4797 Plumas Big Springs on the west side of Humbubug Valley, ca. 6 miles (air) east-northeast of HUmbug Summit, ca. 12 miles (air) south of Chester. T26N R6E sw/S1. Yellow Pine Forest. 1311 Comment
  CAS-BOT-BC260650  Muhlenbergia filiformis Walter Knight; Irja Knight; John Thomas Howell 1966-7-27 1413 Plumas Butterfly Botanical Area and Vicinity. SW of Pond Reservoir 1097 Comment
  CHSC54549  Muhlenbergia filiformis Vernon H. Oswald 1991-8-5 4802 Plumas Lassen Volcanic Park. Little Willow Lake located near the south boundary of the park, ca. 2.5 miles (air) south-southeast of Drakesbad. On margins of lake. 1844 Comment
  CHSC94837  Myosotis laxa Lowell Ahart 2006-10-8 13408 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-BC392264  Myosurus apetalus Herbert L. Mason 1953-6-16 14554 Plumas Two miles east of Beckwourth 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
  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
  CHSC114927  Myriophyllum sibiricum B. Villegas 2008-7-23 Plumas Lake Davis, Eagle Point. Comment
  UC1965872  Myriopteris covillei J. G. Lemmon July, 1876 Plumas Taylorsville, Indian Valley Comment
  SD9589  Myriopteris gracillima Mrs. R. M. Austin Nov 1877 Plumas Quincy 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
  CHSC43314  Nama lobbii Lowell Ahart 1974-8-7 593 Plumas Along the dirt road near Grizzly Mountain, about 4 miles south of Bucks Lake. 1828 Comment
  UCR4990  Nama lobbii E. C. Nord 1966-1 s.n. Plumas Northern Sierra Nevada Mtns., Sugarloaf Plantation, [6] mi. NW of Downieville [Downieville Ranger Distr., Tahoe National Forest] 1677 Comment
  CDA17266  Narthecium californicum G. F. Hrusa, S. Gaimari, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16293 Plumas Sierra Nevada; Butterfly Valley Botanical Area at Keddie. Plumas National Forest. 1158 Comment
  CHSC78761  Narthecium californicum L. P. Janeway 2000-7-16 6905 Plumas Northern High Sierra Nevada. Large meadow at Greens Flat; at head of Catrell Creek; about 3.7 km northwest of Middle Fork Feather River. 1722 Comment
  JEPS102616  Narthecium californicum Lowell Ahart 2001-7-11 8892 Plumas Small 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
  UC1134644  Narthecium californicum A. E. Wieslander July 1929 126 Plumas Butterfly Exp. Area, Plumas Forest Plumas Forest, Susanville Quad., Butterfly Exp. Area Comment
  UC1075682  Narthecium californicum Robert J. Weatherby 1950-7-21 1476 Plumas Butterfly Valley near Quincy; Butterfly Valley 1219 Comment
  RSA725416  Navarretia breweri L. Ahart, John Dittes 2007-6-16 14094 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
  CDA18755  Navarretia divaricata subsp. divaricata G. D. Barbe, T. C Fuller 1982-7-16 3761 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
  CHSC94189  Navarretia divaricata subsp. divaricata Lowell Ahart 2006-7-3 12905 Plumas On Lumpkin Ridge, about 4 miles (air) northeast of Camp 18, near the west edge of a dry open basalt flat. 1527 Comment
  CHSC91909  Navarretia intertexta subsp. intertexta Lowell Ahart; Josephine Guardino 2005-8-9 12263 Plumas In a small meadow and near a small drainage, between Lights Creek and Fant Creek, west of Forest Road 27N09, about 6 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1635 Comment
  JEPS107903  Navarretia intertexta subsp. intertexta Lowell Ahart, Josephine Guardino 2005-8-9 12263 Plumas In a small meadow and near a small drainage, between Lights Creek and Fant Creek, west of Forest Road 27N09, about 6 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake 1635 Comment
  SEINET8584723  Navarretia intertexta subsp. intertexta W. Harnach 2013-5-18 1353 Plumas 0.25 miles east of Co. Rd A-23 on Marble Lane, south of Beckwourth 1491 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
  CHSC36195  Navarretia leptalea M. S. Taylor 1982-7-8 4797 Plumas S bank of Feather River, Ramelli Ranch, ca. 1 mi sw of Beckwourth. 1487 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
  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
  RSA605581  Navarretia sinistra Alva Day, Orbelia Robinson 1982-7-15 82 -85 Plumas Plumas National Forest, Lake Davis, 0.2 mi. west of Coot Bay on north side of lake. Comment
  CHSC112564  Navarretia sinistra subsp. sinistra B. Castro; L. P. Janeway 2007-6-24 1646 Plumas Northern High Sierra Nevada. SW side of lower Thompson Valley ~1 mi N of the mouth of McReynolds Creek at Red Clover Creek. W side of Thompson Creek 250-300 ft below edge of open Ponderosa-Jeffrey pine forest. 1674 Comment
  CHSC97513  Nemacladus capillaris Lowell Ahart; John Dittes 2007-6-16 14132 Plumas On the bottom of a small drainage on the south side of County Road 111 (Beckwourth Genesee Road), 20 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1647 Comment
  SEINET10464820  Nemacladus capillaris Howell 1967-7-12 Howell 2105 Plumas Between valley and Darlingtonia bog 1067 Comment
  SEINET10938896  Nemacladus capillaris Howell 1967-7-11 Howell 43281 Plumas 2 miles from Quincy Junction on road to Mt. Hough 1219 Comment
  CHSC110597  Nemophila pedunculata B. Castro 2006-6-9 1573 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
  CHSC70019  Nemophila pedunculata L. P. Janeway 1997-5-14 5122 Plumas Crocker Meadow; west side of Beckwourth-Genesee Road about 0.3 mi south of Crocker Guard Station and Campground. 1749 Comment
  CHSC39592  Nemophila spatulata Lowell Ahart 1983-7-20 4194 Plumas Found growing on damp soil on a small mound near a small wet mountain meadow, about 1/4 mile east of the Feather Fork Mine, about 5 1/2 miles north of La Porte. 1800 Comment
  JEPS63429  Nepeta cataria W. L. Jepson 1939-8-16 19444 Plumas near Quincy (Greenhorn Creek); Greenhorn Creek 1036 Comment
  UCR74673  Nepeta cataria J. T. Howell 1959-9-24 34934 Plumas Sierra Nevada Mtns, Butterfly Creek near mouth. Comment
  CAS-BOT-BC400106  Nuphar polysepala H. L. Mason 1924-6-20 1089 Plumas Near Graeagle Lodge Comment
  CDA38150  Oenothera deltoides subsp. piperi T. C. Fuller 1968-7-1 17323 Plumas Sierra Nevada; Hwy 70 to Beckwourth, 1 mile east of Vinton, Sierra Valley. Comment
  SEINET7744786  Onobrychis viciifolia M. J. Williams, R. Barneby, M. Lavin 1982-6-1 82- 94 -1 Plumas Near Hallelujah Junction (Hwy 395 and Hwy 70) 1372 Comment
  SBBG21783  Oreostemma alpigenum var. andersonii D. Myrick 1964-7-20 882 Plumas Drakesbad 1737 Comment
  UCD107502  Oreostemma alpigenum var. andersonii Tim Kuhn 2006-7-10 48 Plumas on Plumas NF forest service road 107407. Comment
  CAS-BOT-BC499778  Orobanche californica subsp. grayana Greg Sommers; Fred Sommers 1976-7-26 186 Plumas Sierra Nevada: Sierra Valley. Along main waterway, S of Marble Lane 1487 Comment
  CHSC32017  Orobanche californica subsp. jepsonii L. Ahart 1974-8-3 590 Plumas Near the Tramway Mine Mill w of Blue Nose Mt, ca. 1 mi below Bunker Hill Mine, ca. 10 mi ne of La Porte. 1676 Comment
  JEPS106027 Image available Orobanche fasciculata Lowell Ahart, Josephine Guardino 2004-5-24 10948 Plumas About 100 yards north of the railroad, Greenhorn Creek, and Highway 70, about 3/4 mile west of Squirrel Creek, about 7 miles (air) southeast of Quincy 1186 Comment
  JEPS28666  Orobanche pinorum George W. Gillett 1957-7-23 890 Plumas Lassen Volcanic National Park, Summit of Mt. Harkness. Comment
  CAS-BOT-BC238430  Orthocarpus Clare B. Hardham 1978-8-11 21777 b Plumas About 5 miles southeast of Thompson Peak Comment
  POM44306  Orthocarpus erianthus Mary E. P. Ames 1891-05 s.n. Plumas Auburn. Taylorsville, Indian Valley. Comment
  RSA80277  Orthocarpus lacerus F. W. Peirson 1926-6-21 6784 Plumas East slope of Sierra Nevada, Humboldt Road. Comment
  SJSU14717  Orthocarpus luteus N. A. Hopkins 1991-6-28 1689 Plumas near Doyles Crossing along rd from Red Clover Valley to Janesville 1524 Comment
  UC54316  Osmorhiza berteroi H. M. Hall and E. B. Babcock July 1903 4442 Plumas Genessee Valley Sierra Nevada Mountains 1097 Comment
  RSA325153  Osmorhiza occidentalis M. S. Taylor 1981-6-17 3929 Plumas On north side of Coldwater Springs, ca. 1/4 mile E of its junction with 25N49, ca. 14 air miles N of Blairsden 2073 Comment
  CAS-BOT-BC413247  Oxytheca dendroidea subsp. dendroidea John Thomas Howell 1959-9-25 35026 Plumas Summit of Beckwourth Pass 1588 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
  CHSC39363  Packera streptanthifolia L. Ahart; P. Ahart 1983-8-17 4322 Plumas Near Onion Valley, west of Pilot Peak, near the Quincy-LaPorte Rd, northeast of La Porte. 2000 Comment
  CAS-BOT-BC121005  Paeonia brownii Mary Strong Clemens 1920-4-20 s.n. Plumas Greenville Comment
  CHSC97146  Paeonia brownii Lowell Ahart; John Dittes, Josephine Guardino 2007-6-8 14019 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
  POM302108  Paeonia brownii H. C. Cantelow 1941-5-18 s.n. Plumas At Johnsonville, on road to Gibsonville 1616 Comment
  UCD89726  Panicum acuminatum var. thermale Beecher Crampton 1964-8-25 7157 Plumas Lassen Volcanic National Park, Devil's Kitchen. 1859 Comment
  CAS-BOT-BC253745  Panicum capillare John Thomas Howell 1926-7-30 2167 Plumas Near Prattville Comment
  CHSC34313  Panicum capillare L. Ahart 1981-9-6 3078 Plumas On a sandbar along Indian Creek, ca. 1/2 mi sw of the jct of Hwy 89 and Arlington Rd, ca. 1.5 mi sw of Crescent Mills. 1200 Comment
  JEPS122244  Panicum capillare Lowell Ahart 2014-9-9 19844 Plumas Below the high water line, on the west side of Sly Creek, Sly Creek Reservoir, about 7 miles (air) southwest of La Porte. Comment
  RSA201364  Panicum capillare J. T. Howell 1969-9-22 34868 Plumas Drakesbad; Lasses Volcanic National Park 1738 Comment
  SEINET228557 Image available Panicum capillare subsp. capillare Lowell Ahart 1981-9-6 3078 Plumas .5 miles south-west of the intersection of highway 89 and Arlington Road about .5 miles south-west of Crescent Mills Comment
  UC1075643  Pedicularis attollens Robert J. Weatherby 1950-8-11 1513 Plumas road to Gold Lake 1828 Comment
  POM183422  Pedicularis aurantiaca L. S. Rose 1931-4-14 s.n. Plumas Woodleaf Comment
  CHSC75545  Pedicularis groenlandica G. F. Hrusa; T. D. Wilfred 1997-6-26 13916 Plumas Sierra Nevada. Wet meadow immed. E of Brady's Camp. Pine Creek Valley, about 1/2 mi. NE Argentine Rock. 2125 Comment
  CHSC21822  Pedicularis racemosa F. T. Griggs; A. Pass 1975-7-31 279 Plumas Bucks Lake Forest Service Survey. Comment
  POM286408  Pedicularis racemosa Lyman Benson 1932-7-29 3979 Plumas Buck Lake. Sierra Nevada Mtn range. Feather River drainage. 2134 Comment
  UC1063359  Pedicularis racemosa G. T. Nordstrom 1934-7-20 248 A Plumas near Edmanton; Plumas National Forest Comment
  UC366572  Pellaea unknown Jul. 1883 Plumas Indian Valley Comment
  CHSC89807  Penstemon deustus var. pedicellatus G. Douglas Barbe; T. C. Fuller 1982-6-15 3727 Plumas Sierra Nevada. Red Hill Summit, Plumas National Forest. 1901 Comment
  NY609826  Penstemon deustus var. suffrutescens F. W. Pennell 1940-6-11 25807 Plumas Route 89; 7 miles south of Greenville 1188.7 Comment
  NY609831  Penstemon deustus var. suffrutescens W. I. Follett 1946-5-24 142 Plumas Chips Creek at North Fork Feather River 670.6 Comment
  RSA88420  Penstemon gracilentus J. T. Howell 1951-6-28 27695 Plumas Eureka Peak 1982 Comment
  PASA871  Penstemon gracilentus Margaret Stason 1932-6-22 Plumas Near Drakesba,d Lassen National Park Comment
  UC887039  Penstemon gracilentus M. and P. Ownbey 1938-7-14 1739 Plumas Comment
  SFV17477  Penstemon laetus P. Wilson 1998-7-18 3534 dup. Plumas Sierra Nevada Bucks Lake. 1600 Comment
  UCR3602  Penstemon laetus Wm. Horn Jr. 1963-6-24 630624- 02 Plumas Northern Sierra Nevada Mtns, Plumas National Forest. Meadow Valley, logged area 0.5 mi south of UC Forestry Camp 1341 Comment
  NY130451  Penstemon neotericus D. D. Keck 1930-7-24 958 Plumas Halfway between Chester and Westwood. 1463.0 Comment
  NY627280  Penstemon neotericus D. D. Keck 1932-7-6 1719 Plumas Sierra Nevada; 12 miles west of Chester 1585.0 Comment
  UC887185  Penstemon neotericus M. and P. Ownbey 1938-7-14 1742 Plumas Comment
  CHSC21351  Penstemon newberryi F. T. Griggs; A. Pass 1975-7-7 83 Plumas Gold and Silver Lakes. Comment
  SEINET10964433  Penstemon newberryi F. Marion Ownbey, Ruth P. Ownbey 1938-7-14 Ownbey 1734 Plumas Rocky slope, humboldt summit, sierra nevada. Comment
  POM147040  Penstemon newberryi subsp. newberryi Alice Eastwood 1927-06 s.n. Plumas On road from Long Valley. United States Forest Reserve. Comment
  CAS-BOT-BC239299  Penstemon newberryi var. berryi Janet Jones 1980-7-16 219 Plumas Frazier Falls area 1828 Comment
  NY627327  Penstemon newberryi var. newberryi J. T. Howell 1967-7-11 43351 Plumas Summit ridge of Mt. Hough, (a metamorphic area) 2194.6 Comment
  HSC66381  Penstemon personatus L. Hanson 1979-8-10 66 Plumas Ridge S of Coldwater Creek, downslope from Coldwater Creek Rd. Comment
  UC1874884  Penstemon personatus David M. Thompson 1988-7-23 973 Plumas 3.1 road mi N of Bucks Lake Road (and Meadown Valley) on Schneider Creek Road. At junction of Schneider Road (USFS Road 23N16) and USFS Road 24N47X (to Big Creek); Bucks Lake NE Quad. 1584 Comment
  CDA13929  Penstemon roezlii G. F. Hrusa 1997-5-3 13854 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
  CHSC82513  Penstemon roezlii Lowell Ahart 2002-6-26 9775 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) northwest of Little Grass Valley Reservoir dam, about 4 miles (air) northwest of La Porte. 1796 Comment
  JEPS11516  Penstemon roezlii W. I. Follett 1942-7-27 133 Plumas Deadwood Summit 1386 Comment
  RSA401759B  Penstemon roezlii Dorothy Davis 1923-08 s.n. Plumas Mt. Eureka 1524 Comment
  CAS-BOT-BC239589  Penstemon rydbergii var. oreocharis Anna Head 1920-8-1 s.n. Plumas On trail to Long Lake, Feather River Region 2072 Comment
  CAS-BOT-BC239608  Penstemon rydbergii var. oreocharis C. R. Quick 1945-7-20 45 -62 Plumas U.S.F.S. fenced pasture, Deane's [Deanes] Valley, S.E. of Meadow Valley 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
  POM181074  Penstemon rydbergii var. oreocharis A. A. Heller, P. B. Kennedy 1907-7-5 8735 Plumas Red Clover valley Comment
  POM43437  Penstemon rydbergii var. oreocharis Marcus E. Jones 1897-7-2 s.n. Plumas Near Pratville at Clear Creek. 1524 Comment
  CHSC35275  Penstemon speciosus M. S. Taylor 1981-5-10 3668 Plumas N side of Genesee Valley Rd, ca. 2 mi e of tis jct with Beckwourth Pass turnoff and Flournoy Bridge, ca. 5 air mi e of Genesee. 1280 Comment
  JEPS15337  Penstemon speciosus F. W. Embree 1934-6-6 81 Plumas ne dam Bucks Lake (Plumas National Forest); , Bidwell Bar Quad. Comment
  NY660835  Penstemon speciosus F. W. Pennell 1940-6-11 25815 Plumas Route 24, 3 miles east of Portola 1493.5 Comment
  UC1874976  Pentagramma triangularis Ruth Kirkpatrick 2001-7-18 1074 Plumas Feather River Canyon, along Hwy 70, 4.3 mi up stream from E branch of North Fork of Feather River 731 Comment
  CAS-BOT-BC77077  Pentagramma triangularis subsp. triangularis John Thomas Howell 1967-6-23 42730 Plumas Sierra Nevada - Lewisia Rock 3.5 miles SW of Belden, Feather River Canyon 609 Comment
  UC1123113  Perideridia bolanderi subsp. bolanderi E. Sawyer 1935-6-7 85 Plumas 6 1/2 mi ssw Sugarloaf; Sierraville Quadrangle Comment
  CAS-BOT-BC211298  Perideridia gairdneri subsp. gairdneri Lowell Ahart 1981-7-21 2989 Plumas Along La Porte Quincy Road, Pilot Peak 2000 Comment
  RSA754539  Perideridia lemmonii L. Ahart, John Dittes 2009-7-28 16203 Plumas Near seeps, slope NW of mine, W (above) Forest Service Road 27N28Y, 2.9 air miles NW of Butt Valley Reservoir Dam. 1582 Comment
  OBI8819  Perideridia parishii Lewis S. Rose 1966-7-27 66066 Plumas Butterfly Valley, 3 mi w of Keddie 1067 Comment
  CDA13391  Perideridia parishii subsp. latifolia G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13240 Plumas Sierra Nevada; On hillside adjacent to headwaters of Bull Run Creek off USFS 23N12E. Comment
  UC1191938  Perideridia parishii subsp. latifolia Malcolm A. Nobs and S. Galen Smith 1949-8-19 1437 Plumas Butterfly Valley; bog and marsh Comment
  CHSC45862  Persicaria lapathifolia Lowell Ahart 1981-9-6 3070 Plumas On a sandbar along Indian Creek, about 1/2 mile south-west of the intersection of Highway 89 and Arlington Road, about 1 1/2 miles south-west of Crescent Mills. 1097 Comment
  JEPS122109  Persicaria maculosa Lowell Ahart 2014-8-24 19737 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. Comment
  CAS-BOT-BC419239  Persicaria maculosa John Thomas Howell 1951-8-19 28194 Plumas Greenville 1097 Comment
  RSA8049  Phacelia heterophylla subsp. virgata H. A. Barker 1927-7-1 757 Plumas Blairsden 1372 Comment
  RSA38636  Phacelia humilis var. humilis P. A. Munz 1947-5-16 11830 Plumas Eight miles north of Chilcoot. 1524 Comment
  JEPS3100  Phacelia hydrophylloides Mrs. Emanuel Fritz 1933-7-15 Plumas along rocky road Spanish Peak 2145 Comment
  CHSC39364  Phacelia mutabilis L. Ahart; P. Ahart 1983-8-17 4315 Plumas Near Onion Valley, west of Pilot Peak, near the Quincy-LaPorte Rd, northeast of La Porte. 2000 Comment
  JEPS55979  Phacelia mutabilis Clarence R. Quick 1963-7-23 63 -72 Plumas near Mud Lake (n of Kettle Rock); Sierra Nevada Comment
  RSA88081  Phacelia mutabilis J. T. Howell 1951-6-26 27531 Plumas Near Rich Bar. 793 Comment
  CHSC73782  Phacelia procera B. Castro; L. Gehrung 1998-9-22 840 Plumas Near NW edge of Little Grass Valley Reservoir, on shaded SE-facing slope above Black Rock Inlet. 1722 Comment
  CHSC46638  Phacelia racemosa Lowell Ahart 1989-7-2 6350 Plumas In small openings, north of here the dirt road forks, the south fork leads to the Lookout to Pilot Peak, about 1/4 mile north of Pilot Peak, about 10 miles north-east of La Porte. 2103 Comment
  RSA201363  Phacelia racemosa J. T. Howell 1960-7-20 35736 Plumas Boiling Springs Lake to Drakesbad. Lassen Volcanic National Park. 1677 Comment
  CHSC65882  Phalaris arundinacea L. P. Janeway 1995-10-25 4949 Plumas Lakes Basin. Southwest end of Lakes Basin Campground, southeast side of Grass Lake. 1920 Comment
  CHSC44583  Phleum alpinum Lowell Ahart 1977-8-8 1540 Plumas On the floor of a hydaulic mine, south of Bird Creek, about 4 miles west of Pilot Peak, about 15 miles north of La Porte. 1645 Comment
  JEPS107599  Phleum pratense Lowell Ahart, Josephine Guardino 2005-8-10 12314 Plumas Small meadow, along 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
  UCD89640  Phleum pratense R. Tofsrud 1948-8-1 s.n. Plumas Near Quincy. Comment
  CHSC45359  Phlox diffusa Vernon Oswald 1986-6-6 2082 Plumas LaPorte-Quincy Rd. at the S. Fork of the Feather River. 1965 Comment
  UC1124173  Phlox diffusa E. Sawyer 1935-6-17 119 Plumas 5 mi sse Crow; Plumas National Forest, Sierraville Quad. 1798 Comment
  UC1124174  Phlox diffusa C. W. Hanks 1934-8-9 25 Plumas n of Sierra Valley; Plumas National Forest, Sierraville Quad. 1859 Comment
  UCD118459  Phlox diffusa Michael A. Vincent 1999-6-7 8520 Plumas Plumas National Forest, Milford Ranger District. West of Frenchman Lake along FS Rt. 11. Comment
  RSA71297  Phlox diffusa subsp. diffusa L. S. Rose 1951-6-28 51059 Plumas Above Eureka Lake, n. of Johnsville. 2134 Comment
  UC1602184  Phlox hoodii subsp. canescens Mrs. M. H. Manning 1907-4-23 712 Plumas Warner Valley Comment
  SJSU15168  Phlox longifolia N. A. Hopkins 1993-6-16 1733 Plumas by Beckwourth-Janesville Rd N of Milford Fork 1524 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
  CDA18690  Phlox speciosa subsp. occidentalis G. D. Barbe, T. C. Fuller 1982-6-15 3697 Plumas Sierra Nevada; 0.8 mi W of junction of road to Red Hill Lookout and road to Cherry Hill (USFS Rd 26N22F); 3.3 miles E of Red Hill Summit, Plumas National Forest. 1493 Comment
  RSA685107  Phlox speciosa subsp. occidentalis G. D. Barbe, T. C. Fuller 1982-6-15 3697 Plumas 0.8 mile west of junction of road to Red Hill Lookout and road to Cherry Hill (USFS Road 26N22F); 3.3 miles east of Red Hill Summit, Plumas National Forest 1494 Comment
  CHSC100723  Phoenicaulis cheiranthoides L. P. Janeway; B. Castro 2008-6-8 9402 Plumas Northern High Sierra Nevada. southwest edge of Red Clover Valley; southwest side of Beckwourth-Genesee Road 0.7 km southeast of Clover Ranch building. 1682 Comment
  CHSC36941  Phoenicaulis cheiranthoides M. S. Taylor 1982-5-14 4450 Plumas Along ridge above Turner Springs Rd, ca. 1 mi s of Hwy 114 (Clio-Portola Rd), ca. 2 air mi sw of Portola. 1645 Comment
  CHSC35266  Phoradendron juniperinum M. S. Taylor; M. Foster 1981-8-13 4177 Plumas On top of hill, n and ne side on w flank of Wheeler Peak ridge, ca. 5 air mi n of Genesee. 1981 Comment
  SEINET10903287  Phoradendron juniperinum Mary Susan Taylor, M. Foster 1981-8-13 Taylor 4177 Plumas T26N R11E ne 1/4 sec 23. Genesse Valley quad. Open sagebrush area on top of hill N & NE side of W flank of Wheeler Peak Ridge, ca. 5 air mi N of Genesse. 6500 ft. 1981 Comment
  CAS-BOT-BC58839  Phyllodoce breweri Anna Head 1920-6-30 s.n. Plumas Feather River Region - Lake Center Camp 1920 Comment
  UC142825  Phyllodoce breweri Mrs. R. M. Austin July 1896 385 Plumas Lassen Peak Comment
  UCR3597  Pinus contorta var. murrayana Wm. Horn Jr. 1963-8-13 630813- 02 Plumas S shore of Bucks Lake 1707 Comment
  UC496204  Pinus jeffreyi Elmer I. Applegate 1929-6-21 5815 Plumas Kelleys Camp Mt. Lassen region, Warner Valley Comment
  HSC1528  Pinus monticola W. R. Rogers 1966-7-3 277 Plumas Bulk Collection # 40 2134 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
  SEINET1930895  Pinus ponderosa G. A. Pearson 1915-7-9 Plumas Near Quincy, Plumas National Forest 1066 Comment
  HSC1545  Pinus sabiniana W. R. Rogers 1965-8-20 297 Plumas Bulk Collection # 37 Comment
  CDA14706  Piperia unalascensis G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-24 3210 Plumas Mt. Hough-Crystal Lake Road 0.5 mile north of Taylor Creek Road (to Solomon Saddle). 1584 Comment
  SEINET6167697  Piperia unalascensis W. D. Billings, H. J. Oosting 1941-8-2 s.n. Plumas Just east of Sierra-Plumas County line, Laporte-Johnsville Road Comment
  CDA18433  Plagiobothrys cusickii G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-23 3167 Plumas Long Valley; Long Valley, 0.4 mile south of junction, Dixie Canyon-Round Valley and Canyon Dam roads, at Maxwell Mine Road. 1633 Comment
  CAS-BOT-BC230962  Plagiobothrys hispidulus John Thomas Howell 1962-6-18 37804 Plumas Sierra Valley near Beckwourth 1487 Comment
  CHSC21601  Plagiobothrys hispidulus L. M. Mayer; D. E. Brink Jr. 1975-7-3 Plumas Bucks Lake. Comment
  UCD120831  Plagiobothrys hispidulus John Thomas Howell 1960-7-19 35613 Plumas Drakesbad, Lassen Volcanic National Park. 1676 Comment
  CAS-BOT-BC230967  Plagiobothrys hispidulus John Thomas Howell; H. Keith Wagnon 1980-5-27 53618 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
  SBBG121287  Plagiobothrys hispidulus L. Ahart, J. Dittes 2007-6-16 14092 Plumas E of the small stream, on the S side of County Rd 111 (Beckwourth Genesee Rd), Red Clover Valley, ca. 2 mi (air) N of the N end of Lake Davis 1647 Comment
  SJSU15115  Plagiobothrys hispidulus N. A. Hopkins 1986-7-15 1359 Plumas S end Squaw Valley Comment
  CHSC118659  Plagiobothrys mollis Chelsea Morgan 2015-7-23 2015029 Plumas Plumas National Forest. Located along the northeast shore of Antelope Lake, east of Forest Service road 27N19Y. UTM 705875 E, 4451368 N, NAD83 Zone 10N. 1525 Comment
  RSA795729  Plagiobothrys scouleri var. hispidulus L. Ahart, John Dittes, Josephine Guardino 2009-7-22 16150 Plumas Meadow on the west side of 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
  RSA718153  Plantago major L. Ahart 2006-10-23 13482 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 mi northeast of Scales Road, about 5.5 miles (air) NE of Strawberry Valley. 1282 Comment
  CHSC34314  Plantago major var. scopulorum L. Ahart 1981-9-6 3079 Plumas On a sandbar along Indian Creek, ca. 1/2 mi sw of jct of Hwy 89 and Arlington Rd, ca. 1.5 mi sw of Crescent Mills. 1200 Comment
  CHSC112515  Platanthera dilatata var. leucostachys L. P. Janeway 2014-7-15 11533 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
  UC116991  Platanthera leucostachys Mrs. R. M. Austin 1882-7-25 Plumas Big Meadows Comment
  UC367023  Platanthera leucostachys J. G. Lemmon and wife Aug 1883 Plumas Indian Valley, n California Indian Valley Comment
  CHSC110761  Platanthera yosemitensis Dean Wm. Taylor 2011-8-1 21136 Plumas The Sierra Nevada. Butterfly Valley (Butterfly Valley Botanical Area, 2 air miles SW of Keddie). 1173 Comment
  CAS-BOT-BC261067  Poa W. Harnach; N. Harnach 1990-5-12 291 Plumas Wilson brothers ground south of Marble Lane on Co. Road A-23 (the rock pile), Sierra Valley 1514 Comment
  CHSC41186  Poa bolanderi J. D. Jokerst 1984-6-13 2045 Plumas South of Grizzly Creek, ca 2 air miles east of Peacock Point, ca. 30 meters N of spur C of USFS road 26N08. 1432 Comment
  CHSC44584  Poa bolanderi Lowell Ahart 1977-7-26 1499 Plumas Along the logging road to Bunker Hill Creek, about 1/2 mile north-east of the Bunker Hill Mine, about 10 miles north-east of La Porte. 1828 Comment
  SACT001810  Poa bolanderi Michael Baad 1976-8-7 Plumas 1 mile west of trail head to Bear lake to trail head along road ro Rubicon Springs from Lake Tahoe. 2011.0 Comment
  UCD90555  Poa bolanderi John Thomas Howell 1960-7-19 35633 Plumas Lassen Volcanic National Park. Drakesbad. 1676 Comment
  UCD90578  Poa bolanderi W. B. McHenry 1964-7-1 s.n. Plumas Spanish Peak (north of Bucks Lake.) 2138 Comment
  CAS-BOT-BC255102  Poa compressa Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1584 Plumas Butterfly Botanical Area and Vicinity. Near confluence of Spanish and Butterfly Creeks 883 Comment
  JEPS115125  Poa compressa Lowell Ahart, John Dittes, Josephine Guardino 2009-7-29 16230 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-BC246854  Poa nemoralis J. T. Howell 1977-6-21 52386 Plumas Seneca 1097 Comment
  POM264545  Poa pratensis A. A. Beetle 1941-6-28 2792 Plumas 5 mi west of Chester on Rte.36 1829 Comment
  RSA699792  Poa pratensis L. Ahart, John Dittes, Josephine Guardino, Robert A. Schlising 2004-7-3 11165 Plumas On north side of a forest road, About 0.25 mi north of Taylor rock, About 1 mi (air) SW of Grizzly Peak, About 5 mi (air) south of Taylorsville, About 8 mi (air) NE of Quincy 2140 Comment
  SEINET264681 Image available Poa pratensis S. Scott sn Plumas Plumas National Forest ; Sierra Nevada Range eastern side Milford Ranger District Ingalls area 1829 Comment
  RSA300157  Poa secunda J. T. Howell 1962-6-17 37705 Plumas Portola 1463 Comment
  CAS-BOT-BC236278  Poa secunda subsp. juncifolia J. G. Lemmon Date on label crossed out: 1888 5461 Plumas Sierra Valley Comment
  UCD92399  Poa secunda subsp. juncifolia G. L. Stebbins Jr. 1939-7-9 2918 Plumas North side of Sierra Valley, 2 miles W of Vinton. 1524 Comment
  CHSC72474  Poa secunda subsp. secunda L. P. Janeway 1998-6-24 5682 Plumas South side of Road 25N11 0.15 mi west of the Frenchman Lake dam. 1725 Comment
  JEPS107620  Poa secunda subsp. secunda Lowell Ahart, Josephine Guardino 2005-8-9 12299 Plumas On a steep slope, between the east edge of the meadow and west of the forest, about 50 yards southeast 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
  LA12623  Poa secunda subsp. secunda P. B. Kennedy; A. A. Heller 1907-7-3 8706 Plumas above Red Clover Valley 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
  CAS-BOT-BC6509  Poa sierrae John Thomas Howell; Gordon H. True 1967-5-9 42204 Plumas Feather River Canyon, 3.5 mi SW of Belden, Lewisia Rock 609 Comment
  RSA309604  Poa sierrae J. T. Howell 1967-6-23 42740 Plumas 3.5 miles southwest of Belden, Feather River Canyon 610 Comment
  SEINET10934906  Poa sierrae John Thomas Howell, Gordon H. True 1967-5-9 Howell 42204 Plumas 3.5 mi. SW of Belden, Feather River Canyon Comment
  JEPS83027  Polygonum amphibium var. stipulaceum M. S. Taylor 1982-9-8 5124 Plumas ca 4 air mi s Greenville (n side of reservoir); Greenville SW quad, Round Valley Reservoir 1371 Comment
  CHSC76805  Polygonum aviculare L. P. Janeway 1997-9-29 5364 Plumas Along Soda Creek 0.1 mi north of Hwy 70 and East Branch North Fork Feather River. Common along edge of dirt road. 944 Comment
  CAS-BOT-BC414220  Polygonum aviculare subsp. depressum John Thomas Howell 1961-9-22 36808 Plumas Greenville 1088 Comment
  POM104624  Polygonum bistortoides Marcus E. Jones 1897-7-3 s.n. Plumas Prattville. 1372 Comment
  UC85157  Polygonum davisiae R. M. A. July 1896 447 Plumas Lassens Peak Comment
  POM104471  Polygonum davisiae Marcus E. Jones 1897-7-9 s.n. Plumas On road from Prattville to Chico, on the Big Divide. 1829 Comment
  UC1075644  Polygonum davisiae Robert J. Weatherby 1950-8-11 1511 Plumas Hellgramite Pond Lakes Basin Area 2011 Comment
  CHSC113906  Polygonum douglasii Lowell Ahart 2014-8-24 19744 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. 1533 Comment
  HSC17503  Polygonum douglasii L. S. Rose 1967-7-9 67142 Plumas Quincy 1037 Comment
  RSA189325  Polygonum douglasii L. S. Rose 1967-7-9 67142 Plumas Quincy. 1037 Comment
  CHSC62577  Polygonum douglasii subsp. douglasii B. Castro; R. A. Schlising 1987-7-21 145 Plumas Ca 6 mi W of Clio via Hwy 70/89, just E of jcn USFS Rds 22N98 and 22N42 on hillside below roads. 1539 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
  JEPS103488  Polygonum douglasii subsp. douglasii Lowell Ahart 2002-7-18 9868 Plumas On the S side of a small upper branch of Fall R., ca 100 yards N of Lumpkin Ridge Rd, ca 1 mile (air) SE of Tamarack Flat, ca 1/4 mile SW of Lumpkin Ridge Rd and road to Tamarack Flat, ca 1 1/2 miles (air) NW of Little Grass Valley Reservoir dam 1701 Comment
  CHSC62486  Polygonum douglasii subsp. spergulariiforme L. P. Janeway 1993-9-23 4602 Plumas Plumas National Forest, Beckwourth Ranger District. Northwest corner of Sierra Valley; ca 3.7 mi south of Middle Fork Feather River. Top of low ridgeline. 1498 Comment
  UC465756  Polygonum douglasii subsp. spergulariiforme D. Cleveland 1882-7-24 148 Plumas Austin's Field Big Meadows Comment
  JEPS122295  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. Comment
  NY404588  Polygonum muehlenbergii Mrs. Ames s.n. Plumas Comment
  CAS-BOT-BC419836  Polygonum parryi John Thomas Howell; Gordon H. True 1967-7-11 43290 Plumas 2.5 miles from Quincy Junction on road to Mt. Hough 1249 Comment
  JEPS48671  Polygonum phytolaccifolium Esther C. Fritz 1933-7-28 Plumas Schneider meadow Camp Califorest (below camp) 1188 Comment
  CAS-BOT-BC419888  Polygonum polygaloides subsp. confertiflorum John Thomas Howell 1962-6-18 37807 Plumas Sierra Valley near Beckwourth 1487 Comment
  SEINET8584719  Polygonum polygaloides subsp. confertiflorum W. Harnach 2013-5-18 1354 Plumas 0.25 miles east of Co. Rd A-23 on Marble Lane, south of Beckwourth 1491 Comment
  UC965538  Polygonum polygaloides subsp. confertiflorum Herbert L. Mason 1952-7-17 14388 Plumas Beckwourth Sierra Valley 1524 Comment
  CAS-BOT-BC419863  Polygonum polygaloides subsp. confertiflorum Anna Head 1921-1-1 s.n. Plumas Campbells Hot Springs, Feather River Region Comment
  CAS-BOT-BC419892  Polygonum polygaloides subsp. confertiflorum Roxana S. Ferris; Laura Lorraine 1941-8-9 10428 Plumas At Lake Almanor Public Camp. (near village). Comment
  JEPS106061  Polygonum polygaloides subsp. kelloggii Lowell Ahart, John Dittes, Josephine Guardino, Robert Schlising 2004-6-14 11054 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
  JEPS113644  Polygonum polygaloides subsp. kelloggii Lowell Ahart, John Dittes 2007-6-17 14089 Plumas Graded road gutter, east 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 1647 Comment
  CAS-BOT-BC420209  Polygonum sawatchense subsp. sawatchense John Thomas Howell; Gordon H. True 1967-7-11 43309 Plumas About 3 miles southeast of Mt. Hough 1706 Comment
  CAS-BOT-BC420220  Polygonum sawatchense subsp. sawatchense Alice Eastwood 1927-6-17 14628 Plumas United States Forest Reserve. Long Valley Comment
  CAS-BOT-BC420219  Polygonum sawatchense subsp. sawatchense L. P. Janeway; Garrett Gibson 1991-7-11 4070 Plumas Plumas National Forest, Beckwourth Ranger District. Between Smith Peak and the southwest corner of Lake Davis; between Humbug Creek and Dan Blough Creek. 1798 Comment
  CAS-BOT-BC109258  Polygonum shastense L. P. Janeway 1984-9-1 1121 Plumas Broad ridge-top of Sierra crest near junction of Pacific Crest Trail and jeep trail (west of Long Lake). 2225 Comment
  JEPS103690  Polypodium calirhiza G. E. See and Storrie Plumas Rock Creek Dam Comment
  CAS-BOT-BC237268  Polypogon monspeliensis John Thomas Howell 1951-8-20 28233 Plumas Sierra Valley, 3 miles E of Buckwourth 1524 Comment
  CAS-BOT-BC237271  Polypogon monspeliensis John Thomas Howell 1955-7-19 s.n. Plumas Sierra Valley at Vinton 1505 Comment
  UCD91381  Polypogon monspeliensis R. Tofsrud 1947-7-1 215 Plumas Near Vinton. Comment
  SEINET10593696  Polypogon monspeliensis Mary Susan Taylor 1982-8-27 Taylor 5072 Plumas T23N R14E S 1/2 ne1/4 sec 28. Portola quad. Along river in moist areas; Ramelli Ranch, where Feather River crossed RR tracks, ca. 1.5 mi sw of Beckwourth. With Artemisia biennis, Bidens cernua 1487 Comment
  RSA718497  Polystichum imbricans L. Ahart 2006-10-23 13470 -A 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 1282 Comment
  UC1875010  Polystichum imbricans Ruth Kirkpatrick 2005-7-19 1360 Plumas W of Johnsville Museum. 1630 Comment
  CHSC4211  Polystichum imbricans subsp. curtum D. B. Joley 1967-3-8 6 Plumas Ca. 100 feet s of Oroville-Quincy highway and 100 yards w of Grizzly Dome, Oroville. 609 Comment
  CHSC94995  Polystichum imbricans subsp. imbricans Lowell Ahart 2006-10-23 13470 Plumas By large rocks on the west mountain side of Slate Creek (there is a large gravel flat caused by the dam), about 50 yards north 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
  SEINET10530124  Polystichum lemmonii Mary Susan Taylor 1982-6-9 Taylor 4617 Plumas T24N R8E nw/nw sec 13. Bucks Lake NE quad. S side of Bucks Lake Rd, just e of Deanes Valley Rd, ca. 1.0 mi nw of Meadow Valley. 3700 ft. On serpentine. 1128 Comment
  UC170622  Polystichum lonchitis Mrs. Carlotta C. Hall 1912-7-12 9347 Plumas Long Lake 2072 Comment
  CAS-BOT-BC102758  Populus tremuloides Anna Head 1920-1 s.n. Plumas Feather River Region Comment
  UC1351053  Populus tremuloides E. Fritz 1936-6-20 8226 Plumas Comment
  SEINET8040806  Porterella carnosula W. Harnach, N. Harnach 1990-5-25 322 Plumas Approx 5 miles S of Beckwourth, Marble Lane, ca 0.75 mile W of bridge. 1486 Comment
  SD46742  Porterella carnosula Robert J. Weatherby 1959-8-11 1512 Plumas Road to Gold lake from Blairsden at border of Sierra and Plumas Counties 1830 Comment
  SEINET10460765  Porterella carnosula Austin 1878-1 AUSTIN s.n. Plumas Comment
  UC1099877  Potamogeton epihydrus subsp. nuttallii Malcolm A. Nobs, S. Galen Smith 1949-8-20 1469 Plumas 9 mi s of Milford (on road between Beckwith and Milford); Willow Creek Comment
  SEINET3825834  Potamogeton gramineus Malcolm A. Nobs, S. Galen Smith 1949-8-19 1427 Plumas 2 miles south of Crescent Mills on Highway 89 south end of Indian Valley Comment
  CAS-BOT-BC453709  Potamogeton illinoensis R. F. Thorne; C. W. Tilforth 1969-9-6 39250 Plumas Along Feather River; 1 mi. SW of Beckwourth. 1356 Comment
  CHSC61453  Potamogeton natans Vernon H. Oswald; Lowell Ahart 1993-8-11 5783 Plumas Domingo Lake located ca. 0.5 mi S of Willow Lake, ca. 1 mi S of Lassen Volcanic National Park. Along the edge of the lake. 1767 Comment
  CAS-BOT-BC453788  Potamogeton natans David D. Keck 1932-7-3 1662 Plumas Along Spanish Creek. Quincy, in the Northern Sierra Nevada. 1065 Comment
  CAS-BOT-BC453792  Potamogeton natans John Thomas Howell 1961-9-23 36860 Plumas Indian Valley 1082 Comment
  RSA262477  Potamogeton natans Stephen L. Clement 1973-5-27 69 Plumas 2 miles west of Keddie. Comment
  SD6458  Potamogeton praelongus Mrs. R. M. Austin 1879-1 Plumas Big Meadows Comment
  CHSC61454  Potamogeton pusillus var. tenuissimus Vernon H. Oswald; Lowell Ahart 1993-8-11 5784 Plumas Domingo Lake located ca. 0.5 mi S of Willow Lake, ca. 1 mi S of Lassen Volcanic National Park. Along the edge of the lake. 1767 Comment
  JEPS107493  Potamogeton richardsonii Lowell Ahart, John Dittes 2005-9-19 12376 Plumas In deep water, on the south side of Taylor Lake, about 6 miles (air) southwest of Antelope Lake 2080 Comment
  RSA716594  Potamogeton richardsonii Lowell Ahart, John Dittes 2005-9-19 12376 Plumas On the south side of Taylor Lake, about 6 miles (air) southwest of Antelope Lake. 2081 Comment
  HSC93325  Potentilla biennis Vernon H. Oswald, L. Ahart 1996-7-15 8013 Plumas E side of the arm of Lake Almanor extending N from Hwy. 36 causeway, S of the point where the road to Last Chance Campground begins to parallel the lake, High Cascade Range. 1372 Comment
  CHSC53171  Potentilla glandulosa subsp. ashlandica L. P. Janeway 1989-6-22 3366 Plumas Plumas National Forest. Slopes between Crocker Mtn and Crocker Mdw; along rd 24N49Y. 1804 Comment
  JEPS118338  Potentilla glandulosa subsp. ashlandica Lowell Ahart 2011-9-20 17682 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
  CAS-BOT-BC531746  Potentilla gracilis var. elmeri Lewis S. Rose 1955-7-20 55155 Plumas Mohawk 1371 Comment
  RSA123343  Potentilla gracilis var. elmeri E. Sawyer 1935-6-7 84 Plumas 3.75 miles SSW of Sugarloaf 1494 Comment
  CAS-BOT-BC540079  Potentilla gracilis var. fastigiata Anna Head 1921-7-25 s.n. Plumas Meadow above Long Lake Comment
  CAS-BOT-BC540406  Potentilla gracilis var. fastigiata John Thomas Howell 1955-7-20 30831 Plumas Sierra Nevada, Mohawk 1371 Comment
  CAS-BOT-BC540411  Potentilla gracilis var. fastigiata Walter Knight; Irja Knight 1966-6-19 1365 Plumas Butterfly Botanical Area and Vicinity, near Pond Reservoir, Butterfly Valley 1097 Comment
  CAS-BOT-BC540416  Potentilla gracilis var. fastigiata Elizabeth McClintock 1968-5-18 s.n. Plumas E of Frenchman Reservoir N of Chilcoot. 1706 Comment
  CAS-BOT-BC158451  Potentilla gracilis var. flabelliformis Fred Sommers; Greg Sommers 1976-7-13 158 Plumas Sierra Valley Marsh, 1 km. south of metal bridge on Dyson Lake 1524 Comment
  CAS-BOT-BC158524  Potentilla millefolia A. A. Heller; P. B. Kennedy 1907-7-3 8691 Plumas Red Clover Valley Comment
  CHSC35920  Potentilla millefolia M. S. Taylor 1982-5-7 4420 Plumas Meadow around Clover Valley Ranch, s side of Beckwourth-Genesee Rd, ca. 10 air mi nw of Beckwourth; in Red Clover Valley. 1676 Comment
  JEPS44464  Potentilla millefolia J. G. Lemmon 1876-1 Plumas Sierra Valley Comment
  CDA40573  Potentilla recta Willo Vieira 2014-6-18 PDR# 320 P06131720 Plumas Quincy; Lee Road, site #2. 0 Comment
  CHSC20816  Potentilla rivalis K. R. Stern 1975-7-23 5830 Plumas W shore of Lake Almanor. 1371 Comment
  CHSC66639  Potentilla rivalis Vernon H. Oswald; Lowell Ahart 1996-7-15 8013 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 lake. 1371 Comment
  CHSC36338  Poteridium annuum M. S. Taylor 1982-6-28 4755 Plumas Ramelli Ranch, between Calpine Rd and cow pasture on s side of Hwy 70, along dirt road, ca. 1 mi w of Beckwourth. 1487 Comment
  CHSC97632  Poteridium annuum Lowell Ahart; John Dittes 2007-6-17 14195 Plumas 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
  CHSC102079  Prunella vulgaris var. lanceolata Lowell Ahart; John Dittes 2009-7-13 16042 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
  RSA424600A  Prunella vulgaris var. lanceolata Dorothy Davis 1923-7-23 s.n. Plumas Johnsville. 1402 Comment
  CAS-BOT-BC158144  Prunus emarginata Anna Head 1921-6-25 s.n. Plumas Lake Center Camp, Feather River Region Comment
  CAS-BOT-BC158150  Prunus emarginata Ella Dales Cantelow 1939-3-19 2541 Plumas 6 - mi. W. of Bucks Lake 1764 Comment
  SD8440  Prunus emarginata Mrs. R. M. Austin 1879-1 Plumas Big Meadows. Comment
  UC170952  Prunus emarginata H. M. Hall 1912-6-29 9291 Plumas Spanish Peak; Sierra Nevada Mountains, Spanish Peak 2133 Comment
  SEINET7406684  Prunus subcordata R. J. Holl 1948-4-20 25 Plumas 3 miles west of Chilcoot 1615 Comment
  CAS-BOT-BC154845  Prunus virginiana var. demissa John Thomas Howell 1961-6-21 36648 Plumas Greenville 1097 Comment
  SEINET13710063  Prunus virginiana var. demissa Lowell William Ahart, Lowell William Ahart 2001-1 9212 Plumas Lake Almanor, 3/4 Mi. NE of Chester (T28N, R7E, sec 4, NE 1/4) 4500 Ft. 1372 Comment
  CHSC81608  Pseudognaphalium luteoalbum Lowell Ahart 2001-10-8 9308 Plumas On the sides of Boulder Creek, below the high water line of Antelope Lake, about 24 miles (air) northeast of Quincy. 1522 Comment
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Jun 28 2016
  CAS-BOT-BC356985  Pseudognaphalium luteoalbum Walter Knight; Irja Knight; John Thomas Howell 1966-7-27 1454 Plumas Butterfly Botanical Area and Vicinity. In bed of Spanish Creek near confluence of Butterfly Creek 883 Comment
  CAS-BOT-BC357347  Pseudognaphalium microcephalum John Thomas Howell 1959-9-22 34832 Plumas Wolf Creek 1371 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
  NY1083713  Pseudostellaria jamesiana B. J. Ertter 1989-7-3 8635 Plumas Near Bear Creek crossing on Lone Rock road, Diamond Mountains ca 9 airmiles south of Susanville 1768 Comment
  UC1125831  Pseudostellaria jamesiana A. Lewis 1934-6-18 490 Plumas 1 mi sw Bald Mtn.; Plumas National Forest, Downieville Quad., sw of Bald Mtn. Comment
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Jun 14 2013
  CAS-BOT-BC80158  Pseudotsuga menziesii H. Albert Barker 1926-7-11 124 Plumas Blairsden - Gold Lake Road 1524 Comment
  CHSC34264  Pseudotsuga menziesii var. menziesii M. S. Taylor 1981-7-27 4133 Plumas At point in Ward Creek Rd, between Ward Creek and Peel Ridge, ca. 2 mi se of Genesee. 1371 Comment
  NY63887  Pseudotsuga menziesii var. menziesii E. Fritz 1936-1-28 8209 Plumas Comment
  NY63903  Pseudotsuga menziesii var. menziesii H. E. Brown 1897-8-15 674 Plumas Near Lassen Buttes 1828.8 Comment
  JEPS60086  Pteridium aquilinum var. pubescens W. L. Jepson 1924-7-24 10631 Plumas Rich Point; Middle Fork Feather River 914 Comment
  RSA88405  Pteryxia terebinthina J. T. Howell 1951-6-28 27704 Plumas Eureka Peak. 2195 Comment
  RSA60223  Purshia tridentata var. tridentata E. K. Balls 1950-9-6 15697 Plumas By Jackson Creek Public Camp, Middle Fork Feather River. E of Quincy, Hwy 24. Comment
  CAS-BOT-BC460822  Pyrola aphylla Alice Eastwood 1927-6-12 14529 Plumas US Forest Reserve: Forest Lodge near Greenville Comment
  CAS-BOT-BC460827  Pyrola aphylla Duncan Dunning 1922-7-13 12 Plumas Plumas Forest, Smith Lake 1127 Comment
  CAS-BOT-BC462847  Pyrola asarifolia Anna Head 1921-7-23 s.n. Plumas Feather River Region Comment
  SEINET10449208  Pyrola californica Mary Susan Taylor 1981-8-20 Taylor 4227 Plumas California: T26N R9E ne1/4 of nw1/4 sec 30. Almanor SE quad. Above spring in Bullfrog Ravine, ca. 3 air mi NW of Indian Falls. Moist shaded brushy Mixed Evergreen Forest. Plumas County. 5600 ft. 1707 Comment
  CHSC102077  Pyrola dentata Lowell Ahart; John Dittes 2009-7-14 16065 Plumas On dry soil, on the both sides 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
  CAS-BOT-BC462780  Pyrola dentata Mrs. A. L. Combs 1906-1-1 s.n. Plumas Prattville Comment
  CAS-BOT-BC466098  Pyrola picta Walter Knight; Irja Knight; John Thomas Howell; Gordon H. True 1967-7-12 2108 Plumas Butterfly Botanical Area and Vicinity; between valley and Darlingtonia bog 1066 Comment
  CDA18447  Pyrola picta var. dentata G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-23 3175 Plumas Sierra Nevada; 2.0 miles south of jct Long Valley and Rush Creek Roads; 4.0 miles north of Hwy 70 at Grays Flat. 1447 Comment
  JEPS100325  Pyrrocoma carthamoides var. cusickii Dean W. Taylor 2001-7-12 17832 Plumas Diamond Mountains; Last Change Creek north of Frenchman Lake, along Forest Road 25N70 about 0.4 miles East from County Road 176 1725 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
  JEPS100332  Pyrrocoma lucida Dean W. Taylor 2001-7-19 17837 Plumas Doyle Grade 0.5 miles East of Meadow View Guard Station 1859 Comment
  RSA31213  Pyrrocoma lucida Joseph A. Ewan 1934-7-18 8569 Plumas Middle Fork, Feather River at Portola Comment
  SD108123  Pyrrocoma lucida Richard Alan Mayes 1974-8-10 179 Plumas 1 mile west of State Route 89 on Plumas Co. road A-14, Plumas National Forest Comment
  CAS-BOT-BC62428  Quercus chrysolepis John M. Tucker 1948-7-25 1736 Plumas Summit of Lav Cap ca. 1 mi. south of Cascade 1435 Comment
  CAS-BOT-BC62430  Quercus chrysolepis Mrs. Jos Clemens 1919-10-27 s.n. Plumas Taylorsville Comment
  CAS-BOT-BC62431  Quercus chrysolepis Mrs. Jos Clemens 1919-10-27 s.n. Plumas Taylorsville Comment
  UCD169277  Quercus garryana var. breweri L. P. Janeway 2007-5-20 8995 Plumas Along Road 25N17 above Bean Creek 1.1 km north of its confluence at Spanish Creek; 0.5 km northwest of Bean Hill. 1405 Comment
  CAS-BOT-BC105309  Quercus kelloggii Lloyd W. Swift 1931-7-20 38 Plumas Plumas Forest. Skinner Flat, near Lake Almanor Dam 1371 Comment
  NY42417  Quercus kelloggii J. B. Walker 1994-8-2 866 Plumas 5km NW of Quincy, on N edge of Smith Lake 1500 Comment
  CHSC75717  Quercus vacciniifolia Lowell Ahart; Vernon H. Oswald 1999-7-15 8095 Plumas About 100 yards east of the Quincy La Porte Road, about 3/4 mile south of Onion Valley, about 1 mile northwest of Pilot Peak, about 9 miles (air) northeast of La Porte. 1828 Comment
  UCSB65468  Quercus vacciniifolia Tucker, John 1948-7-25 Plumas Summit of "Lava Cap", ca. 1 mi. south of Cascade 1435 Comment
  CHSC21026  Ranunculus alismifolius var. alismellus F. T. Griggs; A. Pass 1975-7-10 144 Plumas Buck's Lake. Comment
  UC1509629  Ranunculus alismifolius var. alismifolius L. and P. Ahart 1983-8-17 4338 Plumas near Onion Valley (w of Pilot Peak, near the Quincy-LaPorte Rd, ne of La Porte) 2000 Comment
  CAS-BOT-BC379214  Ranunculus aquatilis John Thomas Howell 1977-8-11 5690 Plumas canyon of Little Last Chance Creek between Chilcoot and Frenchmans Reservoir, in creek 1707 Comment
  SEINET5338404  Ranunculus aquatilis T. Ramelli 1948-5-16 39 Plumas .5 miles west of Vinton, Calif. Comment
  CDA19255  Ranunculus aquatilis var. hispidulus G. D. Barbe, T. C. Fuller 1982-6-17 3857 Plumas Plumas National Forest; East shore Frenchman Lake at the parking lot; Crystal Fishing Access. 1706 Comment
  CHSC32817  Ranunculus californicus W. Michael Foster 1981-4-17 5 Plumas Upper margin of road cut, n side of intersection of Hwys 89 and 70, ca. 7 mi n of Quincy. 914 Comment
  SEINET7720819  Ranunculus cymbalaria Unknown Plumas Goose Lake Valley Comment
  JEPS122107  Ranunculus flammula var. ovalis Lowell Ahart 2014-8-24 19736 Plumas On the north side of 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
  RSA0118636  Ranunculus flammula var. ovalis Lowell A. Ahart 2014-8-24 19736 Plumas On the north side of Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 0.25 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. 1534 Comment
  SEINET8697205  Ranunculus glaberrimus var. glaberrimus W. Harnach, N. Harnach 1989-3-29 004 Plumas Approx 1 mile N of The Sierra/Plumas Co. line on Co. Rd. A-23, Hillside N of the Barry corrals. 1506 Comment
  RSA518189  Ranunculus occidentalis B. Pitzer, S. Morgan, H. M. Soldan 1988-5-29 958 Plumas Plumas National Forest, ca. 6.0 miles north of Gold Lake on Gold Lake Road, and 2.6 miles south of junction with Highway 89. 1829 Comment
  UC1126203  Ranunculus occidentalis C. W. Hanks 1934-8-10 34 Plumas Sierra Valley Plumas National Forest, Sierraville Quadrangle (canyon on ne edge) Comment
  UCR133521  Ranunculus occidentalis Lyman Benson 1949-6-21 13733 Plumas Cascade Range, Almanor, 1 mile west of Lake Almanor Inn [W bank of Lake Almanor], Feather River Drainage 1402 Comment
  HSC24661  Ranunculus occidentalis var. occidentalis John Pratt 1970-6-19 24 Plumas Intersection of Rock Creek and Hwy. 36 Comment
  UCD97037  Ranunculus occidentalis var. ultramontanus Dean W. Taylor 1976-7-9 6187 Plumas About 1 mile north of Humboldt summit. 1798 Comment
  CDA14673  Ranunculus orthorhynchus G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-23 3115 Plumas Round Valley Reservoir, 0.25 mile west of the dam on Dixie Canyon-Round Valley Road. 1371 Comment
  CHSC60482  Ranunculus orthorhynchus var. orthorhynchus K. R. Stern 1985-6-25 8287 Plumas Vicinity of Blairsden. 1402 Comment
  POM186453  Ranunculus repens D. D. Keck 1932-7-3 1678 Plumas Quicy, along Spanish Creek, in the Northern Sierra Nevada. Comment
  UCD97471  Ranunculus testiculatus Albert Grigarick 2010-5-11 250 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 1 mi. 1491 Comment
  SEINET13946278 Image available Rhamnus californica Charles M. Belshaw 1940-1 5094 Plumas Between Belden and Longville on tributary of Yellow Creek. Comment
  RSA610720  Rhamnus purshiana Louis C. Wheeler 1958-7-30 7350 Plumas Sierra Nevada: White Pine Chrome Mine, ca. 1/2 mile E of Bottle Springs, South Fork Rock Creek, near Quincy. 1585 Comment
  RSA518942  Rhamnus rubra J. T. Howell 1975-7-21 51340 Plumas Injun Jim Campground, eather River Canyon. 610 Comment
  CDA14743  Rhamnus rubra subsp. 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 Taylorsville. 1112 Comment
  HSC7836  Rhododendron columbianum L. S. Rose 1969-6-24 69052 Plumas Butterfly Valley, 5 mi. W of Keddie 1311 Comment
  CHSC102005  Rhododendron neoglandulosum L. P. Janeway; B. Castro 2009-8-29 9945 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
  JEPS118734  Rhus glabra L. P. Janeway 2010-8-17 10163 Plumas Northern High Sierra Nevada. North side of North Fork Feather River, at southwestern end of James Lee (Injun Jim) Campground. Storrie 7.5' quad. Comment
  HSC95628  Rhynchospora capitellata L. P. Janeway 1998-9-10 6271 Plumas Butterfly Valley Botanical Area, northernmost boggy area on W side of FS Rd. 25N47, 0.1 mi. S of FS Rd. 417 1195 Comment
  UCD102122  Ribes cereum Donna Allen 1977-6-2 s.n. Plumas On Clover Creek dirt road, half way between Genesee valley and Summit valley. Comment
  JEPS113369 Image available Ribes cereum var. cereum Lowell Ahart, John Dittes, Josephine Guardino 2007-6-8 13985 Plumas East side of an open rocky flat, 70 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis 1965 Comment
  CHSC54489  Ribes inerme var. inerme Vernon H. Oswald; Lowell Ahart 1991-7-30 4798 Plumas Big Springs on the west side of Humbug Valley, ca. 6 miles (air) east-northeast of Humbug Summit, ca. 12 miles (air) south of Chester. 1310 Comment
  UC329959  Ribes inerme var. inerme Lemmon 1889-5-28 Plumas Mohawk Valley 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
  CHSC9716  Ribes nevadense Nancy Mosman 1971-7-11 83 Plumas Along river ca. 5 mi s of Belden turnoff and Hwy 70. 1025 Comment
  JEPS106029 Image available Ribes nevadense Lowell Ahart, John Dittes, Josephine Guardino 2004-5-16 10911 Plumas On the east side of Forest Road 25N10, about 2 miles (air) west of Grizzly Peak, about 8 miles (air) northeast of Quincy 1804 Comment
  JEPS115166  Ribes nevadense Lowell Ahart, John Dittes 2009-7-15 16103 Plumas On dry rocky soil, east of the power line, on the south side of Forest Service Road 26N22, about 2.3 miles (air) southeast of Butt Valley Reservoir Dam 1517 Comment
  UCD19439  Ribes nevadense W. B. McHenry 1990-5-21 s.n. Plumas Bucks Lake, along quarry road. 1584 Comment
  RSA0018269  Ribes roezlii B. Pitzer, S. Morgan, H. M. Soldan 1988-5-29 952 Plumas Plumas National Forest, ca. 6 mi. N of Gold Lake on Gold Lake Road, and 2.6 mi. S of junction with Highway 89. 1829 Comment
  CAS-BOT-BC186217  Ribes roezlii var. roezlii L. P. Janeway 1989-6-20 3354 Plumas East-facing slope near top of Crocker Mtn overlooking Red Clover Valley 2194 Comment
  CAS-BOT-BC168784  Ribes viscosissimum Rimo Bacigalupi 1923-6-14 s.n. Plumas At base of Mt. Fillmore on road between Gibsonville and Johnsonville, Sierra-Plumas Co. boundary. 1981 Comment
  CHSC117551  Ribes viscosissimum Lowell Ahart 2016-7-9 21101 Plumas South side of the dirt road, 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
  SD8337  Ribes viscosissimum Mrs. R. M. Austin 1878-1 Plumas Mt. Dyer Comment
  CHSC54400  Ribes viscosissimum var. hallii Vernon H. Oswald 1991-6-12 4659 Plumas Lassen Volcanic National Park. Access road near Terminal Geyser. 1786 Comment
  CAS-BOT-BC363065  Rigiopappus leptocladus John Thomas Howell; Gordon H. True 1967-7-11 43304 Plumas 2.5 miles from Quincy Junction on road to Mt. Hough 1249 Comment
  JEPS53823  Rorippa W. L. Jepson 1939-7-31 19324 Plumas near summit Spanish Peak; near summit Spanish Peak 2042 Comment
  CAS-BOT-BC74633  Rorippa curvisiliqua Anna Head 1920-8-3 s.n. Plumas Feather River Region. Lake Center Camp. 1920 Comment
  CAS-BOT-BC74642  Rorippa curvisiliqua Alice Eastwood 1918-5-25 7024 Plumas Portola. Comment
  CDA18592  Rorippa curvisiliqua G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-24 3273 Plumas Sierra Nevada; 1.3 miles below Mt. Hough summit, returning to junction with China Grade. 2042 Comment
  CHSC38015  Rorippa curvisiliqua var. orientalis M. S. Taylor 1981-7-13 4000 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
  CHSC81108  Rorippa curvisiliqua var. orientalis Lowell Ahart 2001-8-29 9247 Plumas On the bottom of Little Last Chance Creek, on the strand of Frenchman Lake. 1700 Comment
  CHSC91774  Rorippa sinuata G. Douglas Barbe; T. C. Fuller, J. T. Howell 1981-6-24 3273 Plumas Sierra Nevada. 1.3 miles below Mt. Hough summit, returning to junction with China Grade. 2042 Comment
  CHSC87621  Rosa bridgesii Lowell Ahart; John Dittes, Josephine Guardino 2004-5-24 10953 Plumas On the southeast side 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
  UCR17476  Rosa californica Frank C. Vasek 1975-7-10 750710- 30 Plumas Chilcoot Campground, south of Frenchman Lake 1555 Comment
  CAS-BOT-BC148166  Rosa gymnocarpa John Thomas Howell 1967-6-23 42675 Plumas Canyon of Butterfly Creek - Sierra Nevada 1036 Comment
  CDA13972  Rosa gymnocarpa G. F. Hrusa 1996-8-2 13436 Plumas Sierra Nevada; SW base of ridge between Argentine & Taylor Rocks, n 1 mi. NW of Argentine Rock. Comment
  JEPS45671  Rosa gymnocarpa W. L. Jepson 1924-7-22 10605 Plumas Rich Point Middle Fork Feather River 914 Comment
  CHSC81152  Rosa pisocarpa subsp. ahartii Lowell Ahart 2001-8-28 9202 Plumas Near strand of Lake Almanor, south 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-BC149734  Rosa woodsii subsp. ultramontana Alice Eastwood 1927-6-1 14906 Plumas On road from [Chilcott] Chilcoot, United States Forest Reserve Comment
  CHSC103149  Rotala ramosior Lowell Ahart; John Dittes 2009-9-7 16383 Plumas Below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam. 1591 Comment
  CAS-BOT-BC156565  Rubus John Thomas Howell 1951-8-19 s.n. Plumas Near Paxton 914 Comment
  CAS-BOT-BC147111  Rubus glaucifolius Anna Head 1920-1-1 s.n. Plumas Camp Rodgers, Feather River region Comment
  CHSC40620  Rumex acetosella Lowell Ahart 1985-9-26 5170 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 northeast of lLa Porte. 1584 Comment
  UC572589  Rumex acetosella F. W. Embree 1934-6-12 111 Plumas w end Haskins Valley; Plumas National Forest, Bidwell Bar Quad. 1615 Comment
  RSA726378  Rumex conglomeratus L. Ahart, Josephine Guardino 2007-7-20 14347 Plumas Strand of Lake Davis, about 100 yards west of Long Point, northeast side of Lake Davis. 1764 Comment
  CAS-BOT-BC433733  Rumex occidentalis Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region Comment
  UC1070520  Rumex paucifolius E. Sawyer 1935-6-6 74 Plumas 3.25 mi s Sugarloaf; Sierraville Quad. 1493 Comment
  CHSC117342  Rumex salicifolius var. transitorius B. Castro 2007-7-24 1678 Plumas Northern High Sierra Nevada. Plumas National Forest. Ferris Flat, on floodplain of Ferris Creek ca 0.25 mi SW of its confluence with Last Chance Creek. Ca 7 air mi SE of Milford, 5 mi SW of Hwy 395 and 12 mi NW of Doyle. In flat near main road (USFS Rd 28N03) 1761 Comment
  CHSC92819  Rumex salicifolius var. triangulivalvis Lowell Ahart; Josephine Guardino 2005-8-9 12297 Plumas In a meadow, along a small drainage that runs into Fant Creek, south of Fant Creek, near the water trough, about 30 yards southwest 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-BC434081  Rumex transitorius John Thomas Howell 1961-9-25 36933 Plumas Feather River bed, Portola 1478 Comment
  CAS-BOT-BC434304  Rumex triangulivalvis Lowell Ahart 1978-7-29 s.n. Plumas 0.5 mile below the Bunker Hill Mine 2000 Comment
  CAS-BOT-BC434314  Rumex triangulivalvis E. K. Balls 1950-9-6 15687 Plumas Road from Quincy to East Quincy 1097 Comment
  CAS-BOT-BC445745  Sagittaria latifolia David D. Keck 1932-7-3 1687 Plumas In backwaters of Spanish Creek. Quincy, in the Northern Sierra Nevada. 1065 Comment
  SD46456  Sagittaria latifolia Robert J. Weatherby 1950-7-21 1483 Plumas Butterfly Lake, Quincy district. 1220 Comment
  CHSC63725  Sagittaria rigida Vernon H. Oswald 1994-9-6 6476 Plumas Last Chance Marsh near the head of the meadow on the N side of the Hwy. 36 Causeway at Lake Almanor. 1373 Comment
  CHSC54415  Salix eastwoodiae Vernon H. Oswald 1991-6-17 4673 Plumas Little Willow Lake, located ca. 2.5 miles (air) south-southeast of Drakesbad. 1844 Comment
  RSA101403  Salix exigua R. Weatherby 1955-8-4 1672 Plumas No Ear Bar. Middle Fork Feather River. 915 Comment
  CAS-BOT-BC107969  Salix geyeriana C. R. Ball; Emily Smith; Mrs. H. P. Bracelin 1932-7-25 696 Plumas Fork of Feather River about 5 miels southwest of Prattville Comment
  CHSC117466  Salix geyeriana B. Castro; Robin Carter 2010-7-17 1827 Plumas Northern High Sierra Nevada. Plumas National Forest; Indian Creek at base of Antelope Lake Dam, at 'Gaging Station: site on maps. On S edge of creek, ca 100 ft downstream of dam outlet just NW of lone Ponderosa pine. 1499 Comment
  UC525905  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
  POM180953  Salix geyeriana var. argentea A. A. Heller, P. B. Kennedy 1907-7-4 8728 Plumas Meadow 2 miles S of Red Clover valley. Comment
  CHSC110599  Salix jepsonii B. Castro; L. Janeway 2006-6-3 1575 Plumas Northern High Sierra Nevada. NE side of Lower Thompson Valley 1.25 mi N of the mouth of McReynolds Creek at Red Clover Creek. 1670 Comment
  CAS-BOT-BC125322  Salix lasiandra var. lasiandra Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1477 Plumas In Butterfly Canyon along roadside. 1036 Comment
  CHSC69900  Salix lemmonii L. P. Janeway 1997-5-7 5116 Plumas Along north side of Red Clover Creek, 6.9 mi southeast of Indian Creek and 0.3 mi northwest of Notson Bridge (via Beckwourth-Genesee Road). 1554 Comment
  UC846673  Salix lemmonii Alice Eastwood 1918-5-25 7005 Plumas Portola Comment
  RSA5710  Salix ligulifolia Carleton R. Ball, H. P. Bracelin, Beryl Kautz 1931-5-31 393 Plumas N Fork of Feather River, at Chester. 1350 Comment
  UC482029  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
  UC482041  Salix ligulifolia C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-31 397 Plumas at Chester (N. Fork Feather River, at hwy. bridge); N. Fork Feather River 1350 Comment
  CHSC92188  Salix lucida subsp. lasiandra Lowell Ahart; John Dittes 2005-9-20 12453 Plumas On the south side of Forest Road 27N34, about 1 mile northeast of Eisenheimer Peak, about 3/4 mile south of Wilcox Valley. 1984 Comment
  UCD63045  Salix scouleriana Daniel Sanchez-Mata; Tomas Santamaria 2006-7-8 s.n. Plumas Quincy. Blackhawk Road. Butterfly Valley. Butterfly Valley Botanical Area. Sweetwater Marsh. 1160 Comment
  CAS-BOT-BC129099  Salix scouleriana John Thomas Howell 1960-7-20 35730 Plumas Between meadow and forest, Drakesbad - Lassen Volcanic National Park 1828 Comment
  CHSC34263  Salsola tragus M. S. Taylor 1981-8-31 4260 Plumas Small creek under RR tracks, off Spur Rd, 0.5 mi s of Hwy 70, near Maple, ca. 3 mi w of Portola. 1463 Comment
  UC170984  Sambucus mexicana H. M. Hall 1912-8-2 9375 Plumas Willow Creek Sierra Nevada Mountains 1249 Comment
  CAS-BOT-BC238849  Sambucus nigra subsp. caerulea John Thomas Howell 1924-8-10 612 Plumas Crescent Mills 1219 Comment
  CHSC21595  Sambucus racemosa var. microbotrys L. M. Mayer; D. E. Brink Jr. 1975-7-17 Plumas Bucks Lake Floristic Survey. Comment
  CHSC52517  Sambucus racemosa var. microbotrys L. P. Janeway 1990-6-27 3735 Plumas Plumas National Forest. Along Joseph Creek about 1/4 mi east of its headwaters on the northeast side of Grizzly Ridge. 2026 Comment
  UC608578  Sanguisorba annua Beryl O. Schreiber 1938-7-9 2516 Plumas 1 mi e Meadow Valley; Plumas National Forest, Bidwell Bar Quad. 1066 Comment
  UC114594  Sanguisorba annua Mrs. R. M. Austin Plumas Big Meadows Comment
  SEINET10931541  Sanicula bipinnatifida Patricia L. Kenney, David B. Dunn; Melvin L. Conrad 1973-6-5 Kenney 435 Plumas Collected along a stream along Hwy. 70, 6 mi. S from jct. of Hwy. 89 & 70. 1067 Comment
  CHSC63111  Sanicula graveolens Lowell Ahart 1994-7-7 7450 Plumas On the north side of the Pacific Crest Trail, on Bunker Hill Ridge, about 3/4 mile (air) south-east of Pilot Peak. 2011 Comment
  CHSC65086  Sanicula tuberosa Vernon H. Oswald; Lowell Ahart 1995-7-24 7115 Plumas High Cascade Range. N of Chester on Forest Road 30N25 (to Hay Mdw. Trailhead), 0.5 mi NW of Forest Route 10. 1920 Comment
  JEPS113467  Sanicula tuberosa Lowell Ahart, John Dittes, Josephine Guardino 2007-6-8 13992 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
  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
  JEPS28623  Sanicula tuberosa George W. Gillett 1957-7-18 810 Plumas Lassen Volcanic National Park, ne side of Boiling Springs Lake Boiling Springs Lake Boiling Springs Lake Boiling Springs La; Lassen Volcanic National Park, Boiling Springs Lake 1813 Comment
  POM216679  Sanicula tuberosa M. Canby 1929-5-12 131 Plumas 15 miles W of Portola Comment
  CAS-BOT-BC466213  Sarcodes sanguinea Marion Ownbey; Ruth P. Ownbey 1938-7-14 1741 Plumas Below Humboldt Summit on road between Jonesville and Lake Almanor, Sierra Nevada Comment
  CHSC37780  Sarracenia alata M. S. Taylor 1982-9-2 5089 Plumas Butterfly Valley Botanical Area. ... Field redacted by CHSC, contact the data manager for more information 1188 Comment
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Apr 13 2006
  CAS-BOT-BC111273  Schoenoplectus acutus var. occidentalis John Thomas Howell 1960-7-19 35650 Plumas Wet slope near hot springs, Drakesbad, Lassen Volcanic National Park. 1828 Comment
  CHSC58531  Schoenoplectus subterminalis Vernon H. Oswald; Lowell Ahart, Linnea Hanson, Lawrence Janeway 1992-7-1 5036 Plumas Grass Lake located just W of Lakes Basin Campground, ca. 5 mi (air) SSW of Graeagle via Gold Lake Forest Hwy. (County Rd. 519). At the W end of the boggy lake. 1926 Comment
  CHSC110371  Scirpus congdonii Lowell Ahart 2012-9-5 18439 Plumas At the end of a small stream that flows into the South Fork of the Feather River, about 350 yards east of the County Road where it crosses the South Fork of the Feather River, about 3/4 mile (air) southwest of Pilot Peak, about 8-1/2 miles (air) northeast of La Porte. 1889 Comment
  CAS-BOT-BC35582  Scirpus congdonii Gladys L. Smith 1959-6-20 1259 Plumas Butterfly Valley near Quincy Comment
  CAS-BOT-BC110856  Scirpus diffusus Lowell Ahart 1985-7-3 5103 Plumas Below the high water line of Little Grass Valley Reservoir 1584 Comment
  CHSC66649  Scirpus microcarpus Vernon H. Oswald 1996-7-15 8034 Plumas High Cascade Range. E side of Last Chance Marsh at the N end of Lake Almanor, ca. 1.4 mi S of Last Chance Campground at the streams and marshy meadow extending E from road. 1371 Comment
  RSA59406  Scirpus microcarpus E. K. Balls 1950-9-8 15715 Plumas Stream west of Lakes Center Public Campground, Southern Plumas County 2043 Comment
  UC2058704  Scleranthus annuus subsp. annuus Tom Reyes, Martin Hutten, Heather Smith 2014-4-22 104 Plumas Terminal Geyser Comment
  SEINET8020032  Scutellaria angustifolia subsp. micrantha A. A. Heller, P. B. Kennedy 1907-7-11 8798 Plumas Sierra Nevada, Prattville. Comment
  UC54588  Scutellaria siphocampyloides H. M. Hall and E. B. Babcock July, 1903 4423 Plumas Fox Creek; Sierra Nevada Mountains, Fox Creek 1524 Comment
  CAS-BOT-BC61497  Sedum albomarginatum Arthur Menzies 1951-8-19 s.n. Plumas Grown from plant collected at Canyon of N. Fork of Feather River, Hwy. US Alt. 40. 365 Comment
  JEPS26912  Sedum albomarginatum C. H. Uhl 965 a Plumas 2.9 mi e of Rich Bar 6.8 mi e Belden (Feather River Canyon, serpentine cliff on n side East Branch North Fork Feather R); Feather River Canyon, East Branch North Fork Feather River Comment
  CHSC118657  Sedum lanceolatum Noah Siegel; Chelsea Morgan 2016-6-5 2016002 A Plumas Lassen National Forest. Diamond Mountains; ridge to west of Aspen Flat. UTM 699072 E, 4464681 N, NAD 83 Zone 10 North. 2194 Comment
  CAS-BOT-BC61468  Sedum laxum subsp. laxum F. Thos. Griggs 1975-1-1 310 Plumas Buck's Lake area, Comment
  CAS-BOT-BC418396  Sedum plumasanum Walter Knight; Irja Knight 1969-6-25 2433 Plumas 4.3 mi. up Caribou Road from Hwy 70. Comment
  JEPS115165  Sedum spathulifolium Lowell Ahart, John Dittes 2009-7-15 16096 Plumas On dry rocky soil, east of the power line, on the south side of Forest Service Road 26N22, about 2.3 miles (air) southeast of Butt Valley Reservoir Dam 1517 Comment
  SD51745  Sedum spathulifolium P. C. Hutchison 1961-6-9 2133 Plumas 4.5 miles west of Quincy, on the road to Bucks Lake. Comment
  CAS-BOT-BC59123  Sedum spathulifolium subsp. purdyi John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-25 54329 Plumas 2.8 miles NNE of Englemine on Diamond Mt. Road 1341 Comment
  CAS-BOT-BC62194  Selaginella wallacei John Thomas Howell; Gordon H. True 1967-5-9 42215 Plumas Lewisia Rock, 3.5 miles southwest of Beldon, Feather River Canyon 609 Comment
  SEINET6409438  Selaginella wallacei J. T. Howell 1959-9-26 35082 Plumas Sierra Nevada, Storrie 549 Comment
  JEPS37595  Senecio aronicoides Mrs. Emanuel Esther C. Fritz 1933-7-15 Plumas along summit of Spanish Peak Spanish Peak 2133 Comment
  RSA716324  Senecio aronicoides L. P. Janeway 2005-6-26 8442 Plumas Northern High Sierra Nevada. Above road 24N04, 0.3 km south of crossing of North Valley Creek (between North Valley Meadows and Lynch Meadows). 1347 Comment
  UC384669  Senecio aronicoides E. D. Merrill 1929-7-13 Plumas Silver Lake 1828 Comment
  CAS-BOT-BC341173  Senecio hydrophiloides A. A. Heller; P. B. Kennedy 1907-7-17 8878 Plumas Red Clover Valley Comment
  CAS-BOT-BC363734  Senecio hydrophilus Clare B. Hardham 1978-8-11 21804 Plumas Red Clover Creek Road 1219 Comment
  SEINET3148726  Senecio hydrophilus E. K. Balls 1950-9-6 15685 Plumas Road from Quincy to East Quincy 1097 Comment
  CAS-BOT-BC363918  Senecio integerrimus var. exaltatus John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54238 Plumas About 3 miles southeast of Mt. Hough on the road to Quincy 1737 Comment
  JEPS37434  Senecio integerrimus var. exaltatus W. L. Jepson 1927-6-23 12306 Plumas near Camp Kelly; Warner Creek 1584 Comment
  RSA0124939  Senecio integerrimus var. exaltatus Michael A. Vincent 1999-6-7 8527 Plumas Plumas National Forest, Milford Ranger District. West of Frenchman Lake along FS Rt. 11. Comment
  CAS-BOT-BC364766  Sericocarpus oregonensis subsp. californicus Walter Knight; Irja Knight 1966-9-12 1735 Plumas Butterfly Botanical Area and Vicinity. Rubble Gap 1127 Comment
  JEPS115517  Sericocarpus oregonensis subsp. californicus Lowell Ahart, John Dittes 2009-8-28 16358 Plumas On dry bare soil, on the northeast 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
  CHSC71645  Sidalcea gigantea Vernon H. Oswald 1998-8-11 9482 Plumas West of Bucks Lake near Little Grizzly Creek paralleling the south edge of Oroville-Quincy Hwy 3.2 mi west of Grizzly Creek Campground. 1645 Comment
  JEPS46168  Sidalcea glaucescens W. I. Follett 1936-6-29 Plumas Rich Gulch Comment
  JEPS67295  Sidalcea glaucescens W. L. Jepson 1939-7-31 19319 Plumas about 2 to 2 1/2 mi from summit Spanish Peak 2042 Comment
  UC1124960  Sidalcea glaucescens G. T. Nordstrom 1934-7-3 177 Plumas 3/4 mi s Mt. Ararat; Plumas National Forest, Bidwell Bar Quadrangle 1645 Comment
  UC2042996  Sidalcea glaucescens Barbara Ertter with Gary Schoolcraft 1990-5-14 8967 Plumas East side of mountain above Crescent Mill, E of Round Valley Reservoir. Comment
  CHSC56554  Sidalcea oregana subsp. spicata L. P. Janeway 1984-7-13 913 Plumas Near Grizzly Creek campground (southwest of Bucks Lake). 1584 Comment
  JEPS115220  Sidalcea oregana subsp. spicata Lowell Ahart, John Dittes, Josephine Guardino 2009-7-22 16134 Plumas On the west side of Forest Service Road 27NO2K, east side of Long Valley, about 3.5 miles (air) west-southwest of Greenville, about 5.2 miles (air) southeast of Lake Almanor Dam 1606 Comment
  UC1075634  Sidalcea oregana subsp. spicata Robert J. Weatherby 1950-7-21 1473 Plumas East Quincy 1036 Comment
  UC120154  Silene californica Mrs. R. M. Austin 1880-8-9 196 Plumas Spanish Peak Comment
  CHSC41202  Silene douglasii J. D. Jokerst 1984-7-10 2088 Plumas Near Indian Creek. Canyon of Indian Creek near first major spur ridge E of Rattlesnake Ravine, between creek and Indian Cr. Road. 1249 Comment
  JEPS51035  Silene douglasii W. L. Jepson 1939-7-31 10310 Plumas Spanish Peak Summit 2147 Comment
  SD61132  Silene douglasii Darley F. Howe 1964-7-29 3891 Plumas Near Gold Lake Lodge, Plumas National Forest. 2010 Comment
  RSA502369  Silene douglasii D. W. Taylor, Ingrid Olmsted 1974-8-24 5401 Plumas Lassen National Forest: Thousand Lakes Wilderness, vicinity of Magee Peak. 2439 Comment
  CAS-BOT-BC388990  Silene laciniata subsp. californica L. S. Smith 1925-4-29 1562 Plumas Tahoe National Forest. Grizzley [Grizzly] Ridge 975 Comment
  CAS-BOT-BC181340  Silene latifolia John Thomas Howell 1963-6-3 39385 Plumas Quincy - Sierra Nevada 1036 Comment
  CHSC20734  Silene lemmonii K. R. Stern 1975-7-23 5902 Plumas W shore of Lake Almanor. 1371 Comment
  CHSC24258  Silene lemmonii K. R. Stern 1975-7-23 Plumas W side of Lake Almanor. Comment
  UCD98737  Silene lemmonii Matt Georgeff 1992-5-17 17 Plumas Snake Lake Campgrounfd, 15 miles W of Quincy. Comment
  CAS-BOT-BC389562  Silene nuda Alice Eastwood 1927-6-27 14914 Plumas United States Forest Reserve. On road from Reno to Chilcott [Chilcoot] Comment
  UCR84528  Silene nuda J. T. Howell 1955-7-19 30790 Plumas Near Vinton 1508 Comment
  CHSC71635  Silene occidentalis subsp. occidentalis Vernon H. Oswald; Lowell Ahart 1998-8-11 9481 Plumas West of Bucks Lake near Little Grizzly Creek paralleling the south edge of Oroville-Quincy hwy 3.2 mi west of Grizzly Creek Campground. 1645 Comment
  CAS-BOT-BC74966  Sinapis arvensis John Thomas Howell 1962-6-18 37815 Plumas Sierra Nevada. Sierra Valley, 5 miles south of Beckwourth. 1493 Comment
  CHSC40877  Sisymbrium altissimum K. R. Stern 1985-6-25 8199 Plumas Vicinity of Blairsden. 1402 Comment
  UC1400345  Sium suave R. F. Thorne and C. W. Tilforth 1969-9-6 39240 Plumas 1 mi sw of Beckwourth (Feather River); Feather River 1356 Comment
  UCD149399  Solanum nigrum Collector Unknown 1927-9-1 s.n. Plumas Taylorsville. 1139 Comment
  CHSC82480  Solanum parishii Lowell Ahart 2002-6-26 9771 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) northwest of Little Grass Valley Reservoir dam, about 4 miles (air) northwest of La Porte. 1796 Comment
  SEINET12320790  Solanum parishii Unknown 1968-1 s.n. Plumas ca 30 mi N of Oroville on Hwy 70 Comment
  CAS-BOT-BC156840  Solanum umbelliferum J. T. Howell 1951-6-28 27644 Plumas Johnsville 1585 Comment
  CDA13963  Solidago californica G. F. Hrusa, T. D. Wilfred 1996-8-2 13424 Plumas Sierra Nevada; SW base of ridge between Argentine & Taylor Rocks, Approx. 1 mi. NW of Argentine Rock. Comment
  SEINET10474347  Solidago californica Mary Susan Taylor 1980-10-8 Taylor 3363 Plumas T25N R12E nw sec 6. Open sandy, dry areas, S side of Beckwourth Rd, ca. 0.4 mi SE of its jct with Beckwourth-Genesee Rd, ca. 10 mi E of Taylorsville. Comment
  RSA59443  Solidago canadensis subsp. elongata E. K. Balls 1950-9-8 15727 Plumas Lakes Center Public Campground. 2043 Comment
  UC1075633  Solidago elongata Robert J. Weatherby 1950-7-21 1472 Plumas East Quincy 1036 Comment
  CAS-BOT-BC365118  Solidago velutina subsp. californica John Thomas Howell 1961-9-22 36816 Plumas Greenville 1088 Comment
  CHSC62434  Solidago velutina subsp. californica L. P. Janeway 1993-9-1 4576 Plumas Plumas National Forest. Soda Creek 0.1 mi northwest of Hwy 70 and the East Branch North Fork Feather River. Dirt road cutbank and road edge. 914 Comment
  CHSC36871  Sonchus asper M. S. Taylor 1982-9-13 5136 A Plumas Ramelli Ranch along Feather River near Calpine bridge, ca. 1 mi w of Beckwourth. 1487 Comment
  CAS-BOT-BC157307  Sorbus californica Rimo Bacigalupi 1927-7-4 1655 Plumas Between [Gray Eagle] Graeagle and Long Lake Comment
  CAS-BOT-BC157312  Sorbus californica Mary Strong Clemens 1920-1-1 s.n. Plumas Crystal Lake Comment
  CAS-BOT-BC157317  Sorbus californica Alice Eastwood 1927-6-17 14638 Plumas Long Valley, United States Forest Reserve Comment
  UC1128676  Sorbus californica F. W. Embree 1934-6-6 61 Plumas Three Lakes; Plumas National Forest 1889 Comment
  CHSC115778  Sorbus scopulina Lowell Ahart; John Deurloo 2015-8-25 20525 Plumas On the north side of Cold Water Creek, about 100 yards east of the bridge, about 5 1/2 miles (air) south of Bucks Lake. 1475 Comment
  CHSC21798  Sorbus scopulina F. T. Griggs; A. Pass 1975-8-1 403 Plumas Buck's Lake Forest Service Survey. Comment
  JEPS121383  Sorbus scopulina P. F. Zika & B. Wilson 2011-8-5 25720 Plumas Bucks Lake Road, 0.9 road miles E of Grizzly Summit Comment
  UC567072  Sorbus sitchensis G. T. Nordstrom 1934-7-17 233 Plumas 1 1/2 miles south and 1 1/2 miles east of Bucks Mountain 1524 Comment
  CAS-BOT-BC236552  Sorghum halepense John Thomas Howell 1959-9-26 35081 Plumas Storrie, Sierra Nevada 548 Comment
  CHSC36329  Sparganium emersum subsp. emersum M. S. Taylor 1982-7-22 4907 Plumas On s end of Snake Lake near dam, ca. 2 mi ne of Meadow Valley. 1219 Comment
  CAS-BOT-BC390680  Spergularia rubra Lowell Ahart 1984-6-3 4657 Plumas On a road along Highway 70, at Keddie, north of Quincy 1000 Comment
  RSA0098101  Spergularia rubra L. Ahart 1984-6-3 4657 Plumas On a road along Hwy 70, at Keddie, N of Quincy. 305 Comment
  CHSC57116  Sphenosciadium capitellatum L. P. Janeway 1991-8-4 4129 Plumas Plumas National Forest. Meadow along Road 111 (Beckwourth-Genesee Road 1.1 mi west of road to Bagley Pass; 1/2 mi south of Red Clover Creek at west end of Red Clover Valley. 1691 Comment
  JEPS48884  Spiraea densiflora Esther C. Fritz 1933-7-27 Plumas Spanish Peak; at intersection of road and trail to Monte Cristo Mine, going w 2133 Comment
  CAS-BOT-BC149659  Spiraea douglasii Robert J. Weatherby 1950-7-28 1499 Plumas Border of Smith Lake, near Quincy 1249 Comment
  CHSC41682  Spiraea douglasii C. A. Janeway 1986-8-18 Plumas Found ca. 0.2 mi east of Round Valley Lake Dam on Hideaway Road. South side of paved road ca. 10 ft. from shoreline. 1365 Comment
  CHSC42799  Spiraea douglasii L. P. Janeway 1984-7-13 914 Plumas SW of Bucks Lake and near Grizzly Creek campground. In meadow. 1584 Comment
  UCD20954  Spiraea douglasii E. Bortiri 2002-6-1 WFC 2 Plumas Mill Creek at Bucks Lake, Plumas NF. Comment
  SEINET7707723  Spiraea douglasii A. A. Heller, P. B. Kennedy 1907-7-15 8848 Plumas Near mouth of Little Grizzly Creek below Genessee. Comment
  UC336565  Spiranthes porrifolia C. C. Parry and J. G. Lemmon 1876-1 Plumas Indian Valley; N. Cal. Comment
  CHSC64154  Spiranthes romanzoffiana B. Castro; R. A. Schlising 1987-7-21 188 Plumas Ca 6 mi E of Graegle and 6 mi W of Clio via Hwy 70/89, off USFS Rd 22N98, along Rd. 22N98 E of spring on unnamed E-trending tributary to Mohawk Ck and immediately E of a small meadow which extends from the spring down to Rd 22N98. 1569 Comment
  POM312468  Spirodela polyrhiza H. L. Mason 1953-7-8 14561 Plumas 4 miles northwest of Loyalton Comment
  POM284549  Stachys rigida subsp. rivularis Lyman Benson 1932-7-29 3985 Plumas Buck Lake. Sierra Nevada. Feather River watershed. 2134 Comment
  RSA32912  Stachys rigida subsp. rivularis A. A. Heller 1938-7-2 15232 Plumas Along the highway near the river bridge just outside of Quincy. 1098 Comment
  RSA59955  Stachys rigida subsp. rivularis E. K. Balls 1950-9-15 15842 Plumas North Fork Feather River, 6 miles northwest of Chester. 1402 Comment
  CHSC34857  Stellaria crispa M. S. Taylor 1981-6-16 3914 Plumas Jct of spring/creek and rd 23N16Y at end of rd, ca. 0.5 mi ne of Smith Peak Lookout, ca. 7 air mi ne of Blairsden. 1950 Comment
  JEPS122331  Stellaria crispa Lowell Ahart 2014-8-31 19805 Plumas On the west side of Black Rock Creek, 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. Comment
  UCR263620  Stellaria crispa Lowell Ahart 1994-7-28 7545 Plumas Northern Sierra Nevada Mountains, north-east of Frenchman Hill, south-west of Bucks Lake 1707 Comment
  CAS-BOT-BC391178  Stellaria longipes subsp. longipes Hans Leschke 1961-8-15 1819 Plumas Lassen Volcanic National Park. Twin Meadows, southern part Comment
  CAS-BOT-BC391185  Stellaria longipes subsp. longipes John Thomas Howell 1967-6-23 42716 Plumas Butterfly Valley 1066 Comment
  CAS-BOT-BC393827  Stellaria media John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1967-7-10 1795 Plumas Near barn in valley proper, Butterfly Botanical Area and vicinity 1036 Comment
  CHSC82514  Stellaria umbellata Lowell Ahart 2002-6-26 9757 Plumas In a meadow, on the southwest side of a gravel road, about 2 miles (air) northwest of Little Grass Valley Reservoir dam, about 5 miles (air) northwest of La Porte. 1741 Comment
  CAS-BOT-BC375051  Stenotus acaulis G. D. Barbe 1982-6-9 3664 Plumas Southeast and below Thompson Peak, overlooking Honey Lake Valley; Plumas National Forest 2057 Comment
  CAS-BOT-BC375618  Stephanomeria lactucina Clare B. Hardham 1970-8-9 17716 V Plumas Road to Thompson Peak Lookout 2133 Comment
  RSA126588  Stephanomeria spinosa C. W. Hanks 1934-8-6 2 Plumas N end of Sierra Valley. 1555 Comment
  UC63151  Stephanomeria tenuifolia H. M. Hall and E. B. Babcock 1903-1 4434 Plumas Indian Valley Sierra Nevada Mountains 1097 Comment
  SEINET10523017  Stipa lemmonii Douglas G. LeDoux, Melvin L. Conrad; David B. Dunn 1973-6-5 LeDoux 1084 Plumas Coll 2.2 mi from Jct of Hwy 89 and 70. Douglas fir, Libocedrus, and Quercus along Hwy 89. Comment
  CHSC112084  Stipa occidentalis var. californica L. P. Janeway 2014-6-23 11410 Plumas Northern High Sierra Nevada. Plumas National Forest; Secret Diggings Gravel Pit on Illinois Ridge, 2.0 air-km south of La Porte. 1476 Comment
  JEPS122341  Stipa stillmanii Lowell Ahart 2014-9-9 19860 Plumas On the west side of Sly Creek, Sly Creek Reservoir, about 9 miles (air) southwest of La Porte. Comment
  UCSC000141  Streptanthus amplexicaulis Unknown 1888-5-28 s.n. Plumas Thompson's Ranch Comment
  CHSC67647  Streptanthus polygaloides James D. Jokerst 1985-6-10 2398 Plumas Indian Creek Small Hydro Survey. Upper end of pipeline W of where it leaves Hwy. 70. 1066 Comment
  CAS-BOT-BC87783  Streptanthus tortuosus John Thomas Howell 1966-7-26 41998 Plumas Sierra Nevada. Injun Jim Campground at confluence of Granite Creek and North Fork of Feather River. 609 Comment
  RSA718392  Streptanthus tortuosus L. Ahart 2006-7-3 12904 Plumas About 0.25 mile N of Lumpkin Ridge road, on Lumpkin Ridge, 4 miles (air) NE of Camp 18 1528 Comment
  CHSC73938  Streptanthus tortuosus var. orbiculatus B. Castro; L. Gehrung 1998-9-29 846 Plumas Ca 4.5 air mi NE of Little Grass Valley Reservoir, on ridge system west of Pilot Peak, on S side of USFS Rd 22N60. On upper edge of ridgetop, ca 100 ft S of the Pacific Crest Trail. 1987 Comment
  UC727070  Streptanthus tortuosus var. orbiculatus A. A. Heller 1940-6-5 15707 Plumas along Feather River Hwy near Bucks Creek powerhouse Comment
  CAS-BOT-BC48104  Suksdorfia ranunculifolia Wayne Dakan; Arno H. Schmitt 1975-7-10 s.n. Plumas Near Little Gold Lake Comment
  UCSB63566