Search Results — 2000 specimen records retrieved (1476 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/cch_archive/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  RSA232720  Abies concolor Larry E. DeBuhr, Gary Wallace 1972-5-21 602 Plumas Plumas National Forest, along Highway 89 by west shore of Lake Almanor. 1402 Comment
  UC1351094  Abies concolor E. Fritz 1936-6-22 8207 Plumas Comment
  UC336753  Abies concolor unknown Plumas Thompson's Quincy Comment
  NY29497  Abies lowiana W. W. Eggleston 08 1911 7697 Plumas Mt. Hough 1760 Comment
  CAS-BOT-BC78095  Abies magnifica John Thomas Howell 1960-7-20 35776 Plumas Between Boiling Springs Lake and Terminal Geyser 1859 Comment
  CHSC84949  Abies magnifica var. magnifica Lowell Ahart 2003-10-15 10633 Plumas About 60 yards south of the road to Tamarack Flat, on the south side of a very small branch of Fall River, about 1/8 mile west of the intersection of Lumpkin Ridge Road and road to Tamarack Flat, about 1 mile (air) northwest of Little Grass Valley Reservoir dam, about 4 miles (air) northwest of La Porte. 1714 Comment
  LA204379  Acer glabrum J. A. Ewan; 1934-7-17 8535 Plumas Mt. Elwell, broken country, small clump at foot of low falls along stream. vic. Bear Lake 1981 Comment
  UC1171598  Acer glabrum E. Sawyer 1935-6-25 145 Plumas 1 1/2 mi ssw Crow; Plumas National Forest, Sierraville Quad. Comment
  RSA29665  Acer glabrum var. torreyi Joseph A. Ewan 1934-7-17 8535 Plumas Bear Lake, Mt. Elwell region 1982 Comment
  SEINET12765773  Acer glabrum var. torreyi D. W. McNeal 1991-7-23 3841 Plumas Above the N end of Long Lake, Lakes Basin.; 0 Comment
  CAS-BOT-BC28733  Achillea millefolium J. T. Howell; Gordon H. True 1973-7-31 50141 Plumas On road from Janesville to Thompson Peak, Diamond Range 1905 Comment
  CHSC81089  Achillea millefolium Lowell Ahart 2001-8-29 9266 Plumas On the west side of Little Last Chance Creek, on the strand of Frenchman Lake. 1700 Comment
  RSA716687  Achillea millefolium L. Ahart 2005-9-19 12406 Plumas About 1 1/4 miles east of Kettle Rock, about 1 1/4 miles southeast of Taylor Lake. 1990 Comment
  CAS-BOT-BC210691  Achnatherum lemmonii John Thomas Howell; Gordon H. True 1967-5-9 42222 Plumas Feather River Canyon near mouth of Chambers Creek 609 Comment
  CAS-BOT-BC210695  Achnatherum lemmonii David D. Keck 1944-7-8 5428 Plumas 1 mile N. of Quincy across Spanish Creek 1066 Comment
  RSA657089  Achnatherum lemmonii var. lemmonii Lynn R. Firestone, Harold Firestone 1983-8-4 8310 Plumas Cottonwood Spring Campground, Site 15, 8 to 10 mi north of Chilcoot 1692 Comment
  RSA726374  Achnatherum nelsonii subsp. dorei L. Ahart, Josephine Guardino 2007-7-20 14341 Plumas Strand of Lake Davis, about 100 yards west of Long Point, northeast side of Lake Davis. 1764 Comment
  UCD50886  Achnatherum occidentale A. A. Beetle 1941-6-28 2898 Plumas West side of Lake Almanor. 1828 Comment
  CAS-BOT-BC210846  Achnatherum occidentale subsp. californicum Thomas H. Kearney 1944-8-14 14 Plumas Near Prattville, Lake Almanor Comment
  UC1037096  Achnatherum occidentale subsp. occidentale Leo Whitney 1934-8-11 2189 Plumas ca 10 mi nw Portola (Big Grizzley Valley); Pluams National Forest, Big Grizzley Valley 1828 Comment
  CHSC60167  Achnatherum occidentale subsp. pubescens L. P. Janeway 1992-6-8 4223 Plumas Plumas National Forest. About 0.3 mi south of Hwy 70/89 at Lee Summit. 1359 Comment
  SBBG115949  Achnatherum occidentale subsp. pubescens J. T. Howell 1955-7-19 30754 Plumas Beckwourth 1493 Comment
  UCD32651  Achnatherum occidentale subsp. pubescens Beecher Crampton 1954-7-5 2044 Plumas Plumas County, 1.5 miles north of Greenville, along highway 89. 1127 Comment
  CHSC33922  Achnatherum webberi J. D. Jokerst; R. A. Schlising 1981-8-2 1450 Plumas At the N edge of the wide ridge ca 1.0 mi NE of Humboldt Peak. Ca 100 met E of where Pacific Crest Trail reaches the ridge top. 2029 Comment
  CAS-BOT-BC391347  Aconitum columbianum John Thomas Howell 1955-7-20 30836 Plumas Mohawk 1371 Comment
  CAS-BOT-BC391468  Aconitum columbianum subsp. columbianum Anna Head 1920-7-15 s.n. Plumas Gray Eagle Meadows, near L.C.C., Feather River Region Comment
  CHSC66706  Aconitum columbianum var. columbianum Vernon H. Oswald; Lowell Ahart 1996-8-1 8143 Plumas Forest Rd. 27N16 on the S slope of Dyer Mtn. at Second Water Trough Creek, ca. 1.25 mi NW of Hauns Mdw., ca. 2 mi SE of Dyer Mtn. Lookout, N of Hwy. 89, E of Lake Almanor, NW of Greenville. On the uphill side of the road. 1706 Comment
  RSA52858  Aconitum columbianum var. columbianum R. Weatherby 1950-7-7 1445 Plumas Quincy. 1220 Comment
  CAS-BOT-BC412611  Aconogonon alaskanum Mrs. H. C. Cantelow 1941-7-20 s.n. Plumas 10 miles south of Quincy, on road to La Porte 1981 Comment
  CAS-BOT-BC412887  Aconogonon davisiae M. S. Taylor; H. Swanson 1982-8-11 4965 Plumas On ridge between Florentine Canyon and Spencer Lakes, ca. 5 mi sw of Johnsville 2133 Comment
  CHSC75521  Aconogonon phytolaccifolium G. F. Hrusa; T. D. Wilfred 1996-7-9 13195 Plumas Grizzly Campground, s of Bucks Lake on Hwy 162. 1600 Comment
  JEPS115559  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
  SEINET10536070  Actaea rubra subsp. arguta Mary Susan Taylor 1981-8-20 Taylor 4228 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
  CHSC21675  Adenocaulon bicolor D. Brink; L. Mayer 1975-7-29 Plumas Buck's Lake Forest Service Survey. Comment
  JEPS104636  Adenocaulon bicolor Lowell Ahart 2003-8-5 10470 Plumas On the e side of Hopkins Creek, on the w side of the road, ca 1/8 mi south of Turkey Town, ca 1 mi (air) sw of Blue Nose Mountain. 1524 Comment
  CAS-BOT-BC65503  Adiantum aleuticum Mrs. R. M. Austin s.n. Plumas unspecified Comment
  CHSC63952  Adiantum aleuticum B. Castro; Gail Kuenster 1994-9-21 548 Plumas Ca 2.5 air mi S of Bucks Lake, ca 0.7 mi W of USFS Rd 23N18, along N-trending perennial creek which drains the NE corner of Red Mtn and feeds into Cedar Flat. 1722 Comment
  CAS-BOT-BC62299  Adiantum aleuticum 218 Plumas Plumas National Forest Comment
  JEPS35107  Adiantum aleuticum W. L. Jepson 1924-7-22 10624 Plumas Middle fork of Feather River Rich Point 1127 Comment
Read comments
Sep 12 2008
  CDA13428  Agastache urticifolia G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13276 Plumas Sierra Nevada; Adjacent to Bull Run Creek off USFS 23N12E. Comment
  SD6890  Agastache urticifolia Daniel Cleveland July 1882 Plumas Big Meadows Comment
  SEINET10497800  Agastache urticifolia Mary Susan Taylor 1981-7-6 Taylor 3985 Plumas 6300 ft. T25N R15E nw/nw sec 7. Ferris Creek quad. S side of 25N84, at base of Devils Postpile type rock formation, ca. 1 mi E of Beckwourth-Milford Rd (26N70), ca. 18 air mi NE of Beckwourth. 1920 Comment
  CAS-BOT-BC29433  Ageratina occidentalis W. I. Follett; E. B. Follett 1962-8-8 s.n. Plumas Indian Creek 4.1 miles above Spanish Creek Comment
  UC579328  Agoseris X dasycarpa E. Sawyer 1935-6-27 194 Plumas 1.6 mi ne Grizzly Peak; Downieville Quad. 1767 Comment
  CHSC36313  Agoseris heterophylla M. S. Taylor 1982-6-12 4642 Plumas Jct of Hwy 36 and 89, ca. 3 mi W of Chester. 1493 Comment
  CAS-BOT-BC46152  Agoseris heterophylla Anna Head 1921-6-23 s.n. Plumas Campbells Hot Springs, Feather River region Comment
  CAS-BOT-BC13246  Agoseris monticola M. S. Taylor 1982-6-28 4759 Plumas Ramelli Ranch, S side of Hwy 70, ca 1 mi W of Beckwourth 1487 Comment
  CAS-BOT-BC13432  Agoseris retrorsa Gladys L. Smith 1976-6-7 4556 Plumas Route 70, Spring Grarden Station, 6 miles east of Quincy. 1219 Comment
  CAS-BOT-BC127594  Agropyron cristatum M. S. Taylor 1982-9-13 5138 Plumas Ramelli Ranch, in vicinity of Calpine Road (109) bridge over Feather River. Ca. 1 mile west of Beckwourth. 1487 Comment
  SEINET10789690  Agropyron intermedium Mary Susan Taylor 1982-1 Taylor 5133 Plumas Portola quad. Ramelli Ranch, at jct of Grizzly Creek and Feather River, ca. 2 mi w of Beckwourth. Sagebrush edge of meadow. 1487 Comment
  CAS-BOT-BC127494  Agrostis capillaris John Thomas Howell 1955-7-19 30828 Plumas Sierra Nevada. Mohawk. 1371 Comment
  SEINET4339454  Agrostis capillaris W. Harnach, N. Harnach 2000-8-2 971 Plumas 1.5 miles south of Highway 70 on A-23, 1/4 mile east of A-23, south of Beckwourth, CA, Sierra Valley Farms 1487 Comment
  CAS-BOT-BC127099  Agrostis exarata Lowell Ahart 1980-8-12 2561 Plumas Sierra Nevada. Along Slate Creek. 1250 Comment
  RSA129590  Agrostis exarata F. W. Embree 1934-6-11 6298 Plumas 1 mile NE of Bucks Ranch. 1601 Comment
  UC1100236  Agrostis exarata Malcolm A. Nobs and S. Galen Smith 1949-8-20 1465 Plumas on road between Milford and Beckwourth about 13 mi sw Milford 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-BC139411  Agrostis hyemalis Robert J. Weatherby 1950-7-17 1465 Plumas Feather River Camp, 4 miles north of Quincy. 1066 Comment
  CHSC40287  Agrostis idahoensis Lowell Ahart 1985-7-11 5143 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
  RSA739743  Agrostis pallens L. P. Janeway 2007-7-13 9180 Plumas French Hill and western end of Red Mountain, near Rd.. 23N69; above the head of Frizier Creek. 1786 Comment
  RSA88185  Agrostis pallens J. T. Howell 1951-6-28 27686 Plumas Eureka Peak 1982 Comment
  CAS-BOT-BC138716  Agrostis scabra Lowell Ahart 1980-10-6 2667 Plumas Sierra Nevada. Lake, 0.5 mile west of Fowler Peak. 1700 Comment
  JEPS113677  Agrostis scabra Lowell Ahart, Josephine Guardino 2007-7-20 14340 Plumas Strand of Lake Davis, about 100 yards west of Long Point, northeast side of Lake Davis 1763 Comment
  JEPS68395  Agrostis scabra W. L. Jepson 1910-6-8 4085 Plumas near Lassen Peak; Lake Tartarus 2011 Comment
  RSA239240  Agrostis scabra R. F. Thorne, Larry E. DeBuhr, C. W. Tilforth 1972-9-20 42337 Plumas Feather River Camp, 4 miles north of Quincy 1067 Comment
  CHSC64484  Agrostis thurberiana B. Castro 1994-9-8 551 Plumas Ca 1.1 air mi SE of Bucks Lake, ca 0.1 mi S of the Oro-Quincy Hwy on slope among Haskins Valley USFS Summer Home Tract cabins, where seeps and springs surface. 1627 Comment
  CDA12141  Agrostis variabilis G. F. Hrusa, J. Dinsdale 1989-6-25 7189 Plumas Sierra Nevada; Bucks lake north shore. Comment
  UC485752  Agrostis variabilis H. F. Copeland 1932-8-24 Plumas Drakesbad 1828 Comment
  CAS-BOT-BC267058  Alisma John Thomas Howell 1961-9-25 36941 Plumas Feather River bed, Portola 1478 Comment
  CHSC8757  Alisma gramineum S. Chulasmai 1966-5-13 31 Plumas Pond near Highway California 89. Comment
  CHSC108034  Alisma triviale L. P. Janeway 2011-9-22 10735 Plumas Northern High Sierra Nevada. Plumas National Forest; a series of shallow ponds in Secret Diggings, 2.3 km south of La Porte. 1468 Comment
  CAS-BOT-BC445451  Alisma triviale Robert J. Weatherby 1950-7-28 1505 Plumas Near Indian Creek, 2 miles south of Crescent Mills 1036 Comment
  CAS-BOT-BC466604  Allium campanulatum E. K. Balls; L. W. Lenz 1956-6-19 21843 Plumas forest lodge, sw of greenville 1127 Comment
  CAS-BOT-BC466619  Allium campanulatum Walter Knight; Irja Knight 1966-6-18 s.n. Plumas Butterfly Valley 1143 Comment
  UCD141841  Allium campanulatum L. K. Mann; M. D. Mann, Madison 1962-6-12 s.n. Plumas along Highway 89, 0.5 mile past Canyon Dam toward Greenville. Comment
  CHSC60506  Allium lemmonii L. P. Janeway; Jannice Cutler 1992-5-19 4189 Plumas Plumas National Forest. West side of Ross Ranch Meadow, ca 1/2 mi south of Middle Fork Feather River and ca 3 mi east of Portola. 1493 Comment
  CAS-BOT-BC472959  Allium lemmonii John Thomas Howell 1962-6-18 37819 A Plumas Sierra Valley, 5 miles S of Beckwourth on road to Sierraville; Sierra Nevada Comment
  UC843405  Allium obtusum Anna Head 1921-7-27 Plumas near Blairsden Comment
  CHSC10631  Allium parvum Lowell Ahart 1969-5-11 Plumas Near Beckwourth, Sierra Valley. 1219 Comment
  CAS-BOT-BC474059  Allium parvum Alice Eastwood 1927-6-1 14623 Plumas On trail to Long Valley, United States Forest Reserve Comment
  CAS-BOT-BC474060  Allium parvum John Thomas Howell; R. C. Barneby 1954-5-14 29557 Plumas 2 miles east of Blairsden, Sierra Nevada 1493 Comment
  JEPS115545  Allium peninsulare var. peninsulare Lowell Ahart 2009-4-22 15596 Plumas On the west side of Guardians Trail, about 100 yards north of Pine Trail, Upper Bidwell Park, west of the intersection of Highway 32 and Ten Milie House Road, about 10 miles northeast of Chico 381 Comment
  SJSU15151  Allium platycaule N. A. Hopkins 1993-5-27 1723 Plumas c. 3 mi N of Portola Comment
  CAS-BOT-BC476720  Allium validum John Thomas Howell 1967-6-23 42701 Plumas Butterfly Valley 1066 Comment
  CAS-BOT-BC476727  Allium validum M. S. Taylor 1981-8-17 4024 Plumas Within 1/4 mi of Bear Lake trailhead, near Elwell Lodge, ca. 6 air mi S of Mohawk. 1981 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
  JEPS114527  Allophyllum integrifolium Lowell Ahart 2008-8-14 15200 Plumas 20 yards northeast of the metal gate, east side of Forest Road 22N68, about 50 yards west of the South Fork of the Feather River, about 1/2 mile northeast of Little Grass Valley Reservoir, about 5 miles (air) northeast of La Porte 1571 Comment
  CAS-BOT-BC171351  Alnus incana subsp. tenuifolia John Thomas Howell 1955-7-20 30839 Plumas Mohawk. Sierra Nevada 1371 Comment
  CAS-BOT-BC171355  Alnus incana subsp. tenuifolia Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1967-5-7 1860 Plumas Butterfly Botanical Area and vicinity. Near Darlingtonia Bog 1066 Comment
  CHSC21097  Alnus incana subsp. tenuifolia F. T. Griggs; A. Pass 1975-7-3 75 Plumas N. of Grizzly Forebay. Buck's Lake Forest Service Survey. Comment
  SBBG14333  Alnus incana subsp. tenuifolia W. B. McHenry 1961-8-20 Plumas Bucks Lake Comment
  UC1135164  Alnus incana subsp. tenuifolia F. W. Embree 1934-6-12 102 Plumas 1 1/4 mi sw Bucks Ranch; Plumas National Forest, Bidwell Bar Quadrangle Comment
  CAS-BOT-BC170692  Alnus rhombifolia Walter Knight; Irja Knight 1966-6-18 1330 Plumas Butterfly Valley. Regional Parks Botanic Garden 1097 Comment
  CHSC40449  Alopecurus aequalis Lowell Ahart 1985-7-3 5098 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. 1584 Comment
  JEPS113554  Alopecurus aequalis Lowell 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 1654 Comment
  CAS-BOT-BC137997  Alopecurus geniculatus Mrs. Jos Clemens 1919-10-25 s.n. Plumas Crescent. Comment
  CAS-BOT-BC138002  Alopecurus geniculatus M. S. Taylor 1982-8-27 5062 Plumas Ramelli Ranch, where Feather River crosses RailRoad tracks, ca. 1.5 mile southwest of Beckwourth. 1487 Comment
  SEINET249759  Alopecurus geniculatus Gessell 1940-7-10 20 Plumas 1/4 miles south east Meadow Valley School. 3800 ft. Comment
  JEPS115525  Amaranthus californicus Lowell Ahart, John Dittes 2009-9-7 16374 Plumas Below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam 1591 Comment
  CAS-BOT-BC142919  Amelanchier Clare B. Hardham 1975-8-2 20458 Plumas Black Mt. - Sierra Nevada 2133 Comment
  JEPS114510  Amelanchier alnifolia var. semiintegrifolia Lowell Ahart 2008-6-5 14813 Plumas Steep north side of a logging road, north of the South Fork of the Feather River, about 1/2 mile southwest of the Feather Fork Mine, about 1 mile northeast of Little Grass Valley Reservoir 1645 Comment
  CAS-BOT-BC136799  Amelanchier utahensis Alice Eastwood 1927-6-15 14603 Plumas United States Forest Reserve, trail to Long Valley Comment
  UC725951  Amsinckia menziesii var. menziesii A. A. Heller 1941-5-22 16145 Plumas along roadside just beyond Spanish Creek (outside of Quincy on State Hwy #24) 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
  SEINET11842082  Anaphalis margaritacea M. S. Taylor 1982-1 4951 Plumas T26N R8E ne/ne sec 4. Almanor NE quad. End of spur rd off Seneca Rd (306), at Salmon Cr., .. 1524 Comment
  SEINET3145476  Anaphalis margaritacea E. K. Balls 1950-9-9 15761 Plumas W of Lakes Center Campground, ca. 1.5 mi. on trail to outlet from Long Lake 2073 Comment
  JEPS14090  Angelica breweri W. L. Jepson 1939-7-31 19321 Plumas lower Spanish Peak, about 2 to 2 1/2 mi (by trail) from summit Spanish Peak 2042 Comment
  CDA38188  Angelica breweri T. C. Fuller 1957-9-16 396 -57 Plumas Virgilia. 0 Comment
  OBI9027  Angelica breweri Tracey Call, Viola Call 1964-6-28 2309 Plumas Near Meadow Valley 7 mi W of Quincy 1463 Comment
  SDSU2303  Angelica breweri D. F. Howe 1959-8-3 2784 Plumas 30 miles north of Quincy on #89 by stream. 1372 Comment
  CAS-BOT-BC59307  Antennaria argentea A. A. Heller 1913-6-13 10860 Plumas Near Quincy 1066 Comment
  CAS-BOT-BC59310  Antennaria argentea John Thomas Howell; Gordon H. True 1967-7-11 43319 Plumas About 3 miles southeast of Mt. Hough 1706 Comment
  CHSC63112  Antennaria argentea Lowell Ahart 1994-6-29 7414 Plumas West of a poor logging road, about 1/2 mile south of Bucks Lake. 1828 Comment
  UCSB15961  Antennaria argentea 1962-6-12 Plumas On bank of Jackson Creek, in upper drainage of Middle Fork of Feather River, 1 mile southeast of Cromberg; Sierra Nevada 1341 Comment
  CAS-BOT-BC59308  Antennaria argentea W. W. Wagner 1919-5-18 254 Plumas Sockem Creek 1371 Comment
  JEPS108537  Antennaria dimorpha L. P. Janeway, B. Castro 2006-6-4 8665 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
  SJSU4150  Antennaria dimorpha C. W. Sharsmith & W. Savage 1967-5-20 7520 Plumas near S base of The Buttes c. 7 mi W of Vinton, Sierra Valley 1524 Comment
  CHSC57117  Antennaria geyeri L. P. Janeway 1991-8-4 4130 Plumas Plumas National Forest. Saddle just east of Squaw Valley Peak along the Beckwourth-to-Laufman Road. 1905 Comment
  CHSC57406  Antennaria luzuloides subsp. aberrans L. P. Janeway; Garrett Gibson 1991-6-13 4006 Plumas Plumas National Forest. Ca 1/4 mi west-northwest of Claireville Flat, ca 1/2 mi southeast of Hwy 70 and Willow Creek. 1484 Comment
  CAS-BOT-BC79926  Antennaria microphylla A. A. Heller; P. B. Kennedy 1907-7-5 8749 Plumas Red Clover valley Comment
  CAS-BOT-BC86956  Antennaria pulchella Alice Eastwood 1912-8-22 1857 Plumas Foot of Lassen Butte Comment
  POM181082  Antennaria rosea A. A. Heller, P. B. Kennedy 1907-7-5 8749 Plumas Red Clover valley Comment
  JEPS87818  Antennaria rosea subsp. confinis Lowell Ahart 1994-7-22 7501 Plumas about 1/2 mi e Mount Etna (along the n side of the Pacific Crest Trail); e of Mount Etna, n side of Pacific Crest Trail 1981 Comment
  CHSC34073  Aphyllon fasciculatum M. S. Taylor 1981-6-3 3851 Plumas In Red Clover Valley, ca. 0.5 mi n of Genesee-Beckwourth Rd, ca. 7 mi nw of Beckwourth. 1670 Comment
  CDA14034  Apocynum androsaemifolium G. F. Hrusa, T. D. Wilfred 1996-8-1 13406 Plumas Sierra Nevada; Approx. 1/4 mi. S of intersection of USFS 24N42 & 24N66, approx. 1 mi. S of Brady's Camp, Plumas National Forest. Comment
  CHSC57248  Apocynum androsaemifolium L. P. Janeway 1984-9-1 1128 Plumas Lakes Basin Recreation Area, on west side of Mud Lake. 2026 Comment
  JEPS114517  Apocynum androsaemifolium Lowell Ahart 2008-8-14 15193 Plumas 30 yards northeast of the metal gate, east side of Forest Road 22N68, about 50 yards west of the South Fork of the Feather River, about 1/2 mile northeast of Little Grass Valley Reservoir, about 5 miles (air) northeast of La Porte 1571 Comment
  JEPS115205  Apocynum androsaemifolium Lowell Ahart, John Dittes 2009-7-15 16102 Plumas On dry rocky soil, northeast of the power line, on the west side of Forest Service Road 26N22, about 2.3 miles (air) southeast of Butt Valley Reservoir Dam 1517 Comment
  RSA754950  Apocynum androsaemifolium L. Ahart, John Dittes 2009-7-14 16068 Plumas On sides of Forest Service Road 27N92, about 1.9 air miles southeast of Seneca, about 6 air miles south of Lake Almanor Reservoir Dam. 1678 Comment
  UC1123479  Apocynum androsaemifolium C. G. Albertus 1935-7-20 217 Plumas 1 12/ mi. s.w. Lava Peak; Plumas Nat'l Forest, Downieville Quad. Comment
  UCR123996  Apocynum androsaemifolium George K. Helmkamp, E. A. Helmkamp 2001-7-6 6853 Plumas Sierra Nevada Mountains, Calif. Hwy 89, ESE of Lake Almanor at Crescent Mills 976 Comment
  UC586841  Apocynum androsaemifolium Joseph Andorfer Ewan 1934-6-26 8192 Plumas Gold Lake Rd. Sierra Nevada 1737 Comment
  UCR3608  Apocynum androsaemifolium subsp. pumilum Wm. Horn Jr. 1963-7-11 630711- 01 Plumas Northern Sierra Nevada Mtns., Meadow Valley logging landing, 4 mi. south of Quincy-Bucks Lake Rd on FS Road 24N29 [Deanes Valley Rd.] 1284 Comment
  CHSC56089  Aquilegia formosa var. truncata K. Tarp 1983-7-30 314 Plumas North of Humboldt Peak. 2072 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
  RSA655716  Arabis hirsuta var. glabrata R. R. Halse 1976-6-13 1395 Plumas Plumas National Forest; along State Hwy 89, 5.6 miles NW of Greenville. 1281 Comment
  SEINET10448422  Arabis inyoensis Mary Susan Taylor 1982-8-18 Taylor 5010 Plumas T25N R12E se/ne sec 28. Mt Ingalls quad. Mt Ingalls summit, ca. 9 air mi ne of Sloat. Open exposed rocky area; 8370 ft. 2551 Comment
  CAS-BOT-BC171677  Aralia californica John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54290 Plumas Moist seepage are on China Grade, 1.4 miles south of Taylorville, Sierra Nevada 1402 Comment
  CHSC52540  Arceuthobium abietinum L. P. Janeway 1990-7-26 3817 B Plumas Plumas National Forest. Beckwourth Ranger District. About 3/4 mi west of Emigrant Creek and about 1/4 mi south of Little Grizzly Creek. 1828 Comment
  RSA101407  Arceuthobium californicum R. Weatherby 1955-8-2 1667 Plumas Jeep trail from Spanish Ranch to Bean Hill Diggings, Meadow Valley. 1159 Comment
  CDA13596  Arceuthobium campylopodum G. F. Hrusa, T. D. Wilfred 1996-8-22 13520 Plumas Sierra Nevada; Plumas National Forest: S. end of ridge on W side of Little Long Valley Creek, about 1/2 m. N of Hwy 70 and 15 miles E of Quincy. Comment
  UC1075719  Arceuthobium campylopodum Robert J. Weatherby 1955-8-2 1667 Plumas Jeep trail from Spanish Ranch to Bean Hill Diggings Meadow Valley 1158 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-BC24205  Arctostaphylos John Thomas Howell; Gordon H. True 1967-5-8 42199 Plumas Along Forest Service Rd. between Butterfly Valley proper and the Butterfly Botanical area Comment
  CAS-BOT-BC24186  Arctostaphylos John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54265 Plumas Rocky summit ridge, Mt. Hough 2203 Comment
  SEINET7258407  Arctostaphylos manzanita J. F. Sloan 1959-4-26 s.n. Plumas SW of Quincey, vicinity of Brush Creek SW of Bucks Lake 30 mi. Comment
  CHSC44969  Arctostaphylos mewukka K. R. Stern 1985-6-25 8285 Plumas Vicinity of Blairsden. Comment
  UCR101151  Arctostaphylos mewukka subsp. mewukka L. C. Wheeler 1952-9-24 6957 Plumas Plumas 5: mine area in vicinity of Crescent Mills Comment
  CAS-BOT-BC38617  Arctostaphylos mewukka subsp. truei John Thomas Howell 1959-9-21 34778 Plumas N. Fork Feather River near Belden 701 Comment
  CAS-BOT-BC38618  Arctostaphylos mewukka subsp. truei John Thomas Howell 1975-7-21 51338 Plumas Injun Jim Campground, Feather River Canyon 609 Comment
  CAS-BOT-BC40009  Arctostaphylos nevadensis Anna Head 1921-6-25 s.n. Plumas Feather River region, Lake Center camp. Comment
  CAS-BOT-BC40012  Arctostaphylos nevadensis Robert J. Weatherby 1950-8-11 1526 Plumas Side of Mt. Elwell, Lakes Basin area. 2194 Comment
  CDA18662  Arctostaphylos nevadensis G. D. Barbe, T. C. Fuller 1982-6-15 3718 Plumas Sierra Nevada; 1.0 mile below and northeast of Red Hill Summit, Plumas National Forest. 1783 Comment
  SD46619  Arctostaphylos nevadensis Robert J. Weatherby 1950-8-11 1526 Plumas Lakes Basin area, Mt. Elwell 2195 Comment
  UCD52710  Arctostaphylos nevadensis E. Sawyer 1935-7-9 281 Plumas 2 1/2 miles SSW of Crow. 2072 Comment
  SEINET9339325  Arctostaphylos nevadensis Unknown 1982-6-15 3718 Plumas 1 mi below and NE of Red Hill Summit, Plumas National Forest. Comment
  CAS-BOT-BC42092  Arctostaphylos patula John Thomas Howell 1975-6-16 51132 Plumas 2 miles northwest of Spring Garden 1173 Comment
  CAS-BOT-BC42113  Arctostaphylos patula Robert F. Thorne; L. DeBuhr; C. W. Tilforth 1972-9-20 42354 Plumas Plumas National Forest: Along Hwy. 70 two miles N of Quincy in Pinus ponderosa forest 1097 Comment
  UC1121175  Arctostaphylos patula E. Sawyer 1935-6-14 112 Plumas 2 mi nne Kerby; Plumas National Forest, Sierraville Quadrangle Comment
  CAS-BOT-BC47030  Arctostaphylos viscida subsp. viscida C. Hart Merriam 1906-10-1 s.n. Plumas Quincy. Comment
  CAS-BOT-BC47072  Arctostaphylos viscida subsp. viscida John Thomas Howell 1976-4-2 51577 Plumas 2 mi. nw. of Spring Garden. 1173 Comment
  POM77151  Arctostaphylos viscida subsp. viscida Mary E. P. Ames 1891-02 s.n. Plumas Taylorsville, Indian Valley. Comment
  UCD52824  Arctostaphylos viscida subsp. viscida E. W. Jameson 1948-11-20 s.n. Plumas 4 mi. north of Quincy. 1097 Comment
  SEINET11993352  Arctostaphylos viscida subsp. viscida W. Knight, Knight, I. 1986-1 5220 Plumas between bridge over north fork of Feather River near Pulga & Jarboe Gap 640 Comment
  SEINET10965520  Arenaria aculeata Mary Susan Taylor 1981-5-14 Taylor 3723 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
  SEINET10537629  Arenaria congesta Mary Susan Taylor, M. Foster 1981-6-15 Taylor 3898 Plumas T24N R8E w half nw sec 13, Bucks Lake quad; S side of Bucks Lake Rd, ca. 50 ft E of jct with 24N29 (rd to Deanes V.), ca. 2 mi NE of Meadow Valley; serpentine outcrop with scattered basaltic outcrop in Mixed Coniferous Forest; 3800 ft. 1158 Comment
  CHSC48249  Arenaria kingii var. glabrescens Vernon Oswald 1986-6-6 2085 Plumas LaPorte-Quincy Rd. at the S. Fork of the Feather River. 1965 Comment
  SD8171  Arenaria kingii var. glabrescens Mrs. R. M. Austin 1881-1 Plumas American Valley Comment
  CAS-BOT-BC82220  Arnica chamissonis A. A. Heller; P. B. Kennedy 1907-7-5 8750 Plumas Red Clover Valley Comment
  UC337199  Arnica cordifolia unknown 1889-5-28 Plumas Mohawk Valley Comment
  UCD129195  Arnica dealbata W. R. Powell 1968-7-2 1589 Plumas 1.25 miles northeast of La Porte. 1700 Comment
  CAS-BOT-BC82504  Arnica discoidea Thos. Harris 1969-7-25 s.n. Plumas on ridge south of Almanor 1584 Comment
  CAS-BOT-BC82505  Arnica discoidea Thomas H. Harris 1969-7-6 s.n. Plumas E side of Lake Almanor along [Haun's] Hauns Meadow Road, ca. 1 mile e. of lake, on ridge divide Comment
  CAS-BOT-BC82511  Arnica discoidea David D. Keck 1932-7-3 1645 Plumas Hillside south of town (forested), Quincy, in the Northern Sierra Nevada 1220 Comment
  CAS-BOT-BC82766  Arnica mollis E. K. Balls 1950-9-1 15607 Plumas east of Long Lake 2133 Comment
  JEPS106038  Arnica mollis Lowell Ahart, John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11166 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
  CDA14026  Arnica tomentella G. F. Hrusa, B. A. Smith 1996-8-8 13474 Plumas Sierra Nevada; ~ 1/4 mi. S of intersection of USFS 24N42 & 24N66, approx. 1 mi. S of Brady's Camp, Plumas National Forest. Comment
  UCD56015  Arrhenatherum elatius B. Corbin 2001-6-7 1006 Plumas Susanville. North of Chilcoot. 1627 Comment
  CAS-BOT-BC85019  Artemisia arbuscula subsp. arbuscula L. P. Janeway 1992-9-10 4308 Plumas Higher sagebrush flats on south side of Middle Fork Feather River 1.75 mi west of Beckwourth. Portola quad 1487 Comment
  CHSC59669  Artemisia arbuscula subsp. arbuscula L. P. Janeway 1992-9-10 4308 Plumas Plumas National Forest. Flats on the south side of Middle Fork Feather River 1.75 mi west of Beckwourth. 1487 Comment
  UCD148851  Artemisia douglasiana Allyson Ayalon; Lucie Jerabkova 2012-8-1 150 Plumas Plumas County. Antelope Lake vacinity. 1524 Comment
  CAS-BOT-BC93745  Artemisia ludoviciana subsp. incompta L. P. Janeway 1992-8-30 4296 Plumas Blue Nose Mtn. quad, McRae Meadow; upper end of East Nelson Creek. 1889 Comment
  CHSC13882  Artemisia tridentata L. W. Blaisdell 1974-3-15 22 Plumas Abundant along Hwy 23 S. Beckwourth N. of Sattley. Sierra Valley. 1219 Comment
  RSA59702  Artemisia tridentata subsp. tridentata E. K. Balls 1950-9-2 15663 Plumas Along Grizzly Creek, about Grasshopper Flat, road from Ramelli to Walker Mine 1829 Comment
  SD7866  Asarum hartwegii R. M. Austin 1879-1 Plumas unknown Comment
  SFV11161  Asarum hartwegii M. L. Vincent 1964-4-8 523 Plumas Sierra Nevada 0.5 miles northeast of Storrie. 550 Comment
  RSA786260  Asarum hartwegii P. Reisentz 1979-5-12 s.n. Plumas Lewisia Rock, 3 miles north of Injun Jim Campground on Highway 70 Comment
  CHSC13630  Asarum lemmonii M. S. Taylor 1974-7-3 304 Plumas Fern Glen, ca. 1 mi s of Darlingtonia Bog and Spring, in Butterfly Valley Botanical Area, ca. 5 mi nw of Quincy. 1173 Comment
  CDA22423  Asarum lemmonii D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-2 6 .284 Plumas Fern Gulch, E of Butterfly Valley, just S of Keddie. 0 Comment
  SEINET10937933  Asarum lemmonii Mary Susan Taylor 1974-7-3 Taylor 304 Plumas Butterfly Valley Botanical Area, ca. 10 mi NW of Quincy on Hwy 70. Associates: Drosera rotundifolia, Darlingtonia californica. 1219 Comment
  RSA121922  Asclepias cordifolia D. Axelrod 1934-6-9 s.n. Plumas 2 miles northwest of Lexington Hill 1768 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
  JEPS115173  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
  CAS-BOT-BC478838  Asparagus officinalis Mary Strong Clemens 1920-6-14 s.n. Plumas Greenville Comment
  CAS-BOT-BC69587  Aspidotis densa Lewis S. Rose 1963-6-5 63135 Plumas E. branch, North Fork Feather River, 0.5 mi. n. of Rich Bar. 822 Comment
  CAS-BOT-BC69588  Aspidotis densa Lewis S. Rose 1963-6-5 63135 Plumas E. branch, North Fork Feather River, 0.5 mi. n. of Rich Bar. 822 Comment
  JEPS120177  Aspidotis densa Lowell Ahart 2012-7-1 18248 Plumas About 200 yards west of Caribou Road, about 4 miles (air) northeast of Belden. Comment
  CAS-BOT-BC97459  Aster Clare B. Hardham 1985-7-31 30128 B Plumas Doyle's Crossing Comment
  CAS-BOT-BC97461  Aster Clare B. Hardham 1986-8-9 30406 Plumas shores of Snake Lake, Meadow Valley - Virgilia Road Comment
  RSA60264  Aster breweri E. K. Balls 1950-9-1 15585 Plumas east shore of Long Lake, toward Mt. Elwell 2104 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
  CHSC110618  Aster campestris B. Castro; G. Kuenster 2006-8-4 1584 Plumas Northern High Sierra Nevada. SE side of lower Thompson Vally 0.9 mi N of the mouth of McReynolds Creek at Red Clover Creek. E side of Thompson Creek, near low knolls with rounded granitic rock outcrops, ca 800 ft below edge of open Ponderosa-Jeffrey pine forest. 1664 Comment
  CDA14224  Aster eatonii G. F. Hrusa, T. D. Wilfred 1996-8-23 13529 Plumas Sierra Nevada; Upper Long Valley Creek below confluence with Bull Run Creek. 1 mi. E of Lava Peak, & 2 mi. NE of Cromwell townsite. Along old 12E19 pack trail, now largely unused in upper parts. Comment
  CHSC66697  Aster elatus Vernon H. Oswald; Lowell Ahart 1996-8-1 8144 Plumas Forest Rd. 27N16 on the S slope of Dyer Mtn. at Second Water Trough Creek, ca. 1.25 mi NW of Hauns Mdw., ca. 2 mi SE of Dyer Mtn. Lookout, N of Hwy. 89, E of Lake Almanor, NW of Greenville. 1706 Comment
  SEINET10872006  Aster elatus Mary Susan Taylor 1982-8-4 Taylor 4915 Plumas T25N R10E nw/se sec 23. Greenville SE quad. ALong spring on n side of Soloman Saddle Rd, ca. 1 mi nw of Taylor Rock, ca. 7 air mi ne of Quincy. 6200 ft. 1890 Comment
  UCR45293  Aster oregonensis R. D. Goeden 1986-9-10 s.n. Plumas Northern Sierra Nevada, NE shore of Round Valley Reservoir 3 miles south of Greenville, Plumas Nat. Forest 1375 Comment
  SEINET10474438  Aster oregonensis subsp. californicus Mary Susan Taylor 1981-9-2 Taylor 4262 Plumas California: T26N R8E se1/4 of sec 36. Almanor SE quad. W side of 26N18, ca. 1 mi S of Onion Flat, ca. 3 mi W of Indian Falls. Mixed Evergreen Forest. Plumas County. 4800 ft. 1463 Comment
  RSA122569  Aster radulinus G. T. Nordstrom 1934-7-9 210 Plumas 1.25 miles southeast of Mount Ararat; Plumas National Forest 1585 Comment
  RSA60797  Aster radulinus I. L. Wiggins 1948-9-15 12053 Plumas Onion Creek and Middle Fork of the Feather River. Comment
  RSA715589  Aster radulinus L. P. Janeway 1994-8-24 4748 Plumas Northern High Sierra Nevada. Small tributary of South Fork Rock Creek at Deanes Valley Campground 1299 Comment
  CDA26630  Astragalus canadensis var. brevidens T. C. Fuller 1968-7-1 17319 Plumas Sierra Nevada; Highway 49 to Loyalton, ca. 6 miles south of Vinton. Sierra Valley. Comment
  CHSC56851  Astragalus lentiformis L. P. Janeway; Garrett Gibson 1991-7-18 4076 Plumas Plumas National Forest. North side of Grizzly Valley ca 1 mi east of Lake Davis. Slope on north side of County Road. 1783 Comment
  SJSU14357  Astragalus lentiformis N. A. Hopkins 1990-5-12 1609 Plumas SW side of Red Clover Valley by Beckwourth to Genessee Rd, 11.2 mi NW of Beckwourth, 0.4 mi NW of Red Clover ranch-house 1645 Comment
  SEINET5325466  Astragalus lentiformis H. N. Mozingo 1969-7-24 s.n. Plumas Portola, School grounds Comment
  CHSC95091  Astragalus lentiginosus var. lentiginosus L. P. Janeway; B. Castro 2006-6-3 8652 Plumas Northern High Sierra Nevada. West side of lower Thompson Valley 1.8 km north of the mouth of McReynolds Creek at Red Clover Creek. 1678 Comment
  CAS-BOT-BC192949  Astragalus purshii var. purshii John Thomas Howell 1962-6-19 37846 Plumas The Buttes, n. Sierra Valley 1493 Comment
  UCD38329  Astragalus purshii var. purshii Beecher Crampton 1954-5-10 1865 Plumas 1/4 miles east of Portola. Comment
  CHSC70009  Astragalus purshii var. tinctus L. P. Janeway 1997-5-7 5113 Plumas Along Beckwourth-Genesee Road 3.7 mi southeast of Indian Creek. Southwest-facing low ridge above Red Clover Creek. 1365 Comment
  CAS-BOT-BC193048  Astragalus purshii var. tinctus Elizabeth McClintock 1968-5-18 s.n. Plumas East of Frenchman Reservoir, north of Chilcoot 1706 Comment
  CAS-BOT-BC200859  Astragalus webberi Gary Schoolcraft 1984-6-27 1279 Plumas About 1 mile s. of Crescent Mills 1097 Comment
  CAS-BOT-BC200860  Astragalus webberi Mary Strong Clemens 1920-9-1 s.n. Plumas Taylorsville Comment
  RSA110126  Astragalus webberi R. C. Barneby, J. T. Howell 1954-5-14 11478 Plumas 1.5 miles S of Crescent Mills 1082 Comment
  UC574530  Astragalus webberi Mrs. Pulsifer Ames Plumas Indian and Sierra Valley ne part Sierra Nevada, Indian and Sierra Valley (northeastern part of the Sierra Nevada) Comment
  CAS-BOT-BC198677  Astragalus whitneyi var. whitneyi Clare B. Hardham 1961-6-16 7445 Plumas Diamond Peak - Sierra Nevada 2255 Comment
  UCD66900  Asyneuma prenanthoides James I. Mallory 1969-8-21 349 Plumas 1.5 miles north-northwest of Camel Peak and 9 miles west-northwest of La Porte, Plumas National Forest. 1524 Comment
  CHSC21676  Asyneuma prenanthoides D. Brink and L. Mayer 1975-7-3 Plumas Buck's Lake Forest Service Survey Comment
  SBBG128290  Asyneuma prenanthoides L. Ahart, J. Dittes 2009-7-15 16094 Plumas under the power line, on the S side of Forest Service Rd 26N22, ca. 2.3 mi SE of Butt Valley Reservoir Dam 1517 Comment
  CAS-BOT-BC69530  Athyrium alpestre subsp. americanum Anna Head 1921-1-1 s.n. Plumas Feather River Region. Comment
  SEINET10899693  Athyrium filix-femina var. californicum Mary Susan Taylor 1981-8-19 Taylor 4222 Plumas California: T23N R11E nw1/4 of se 1/4 sec 18. Blue Nose Mt quad. S side of 23N10, 0.3 mi E of Peoria Creek, ca. 2.5 mi W of Sloat. Plumas County. 4400 ft. 1341 Comment
  CAS-BOT-BC66094  Athyrium filix-femina var. cyclosorum John Thomas Howell 1951-6-27 27611 Plumas Jamison Creek 1950 Comment
  CAS-BOT-BC66095  Athyrium filix-femina var. cyclosorum Mrs. C. C. Bruce 1899-10-1 s.n. Plumas Butterfly Valley Comment
  CHSC100452  Athyrium filix-femina var. cyclosorum Lowell Ahart 2008-9-10 15359 Plumas East edge of East Branch Creek, on the southeast side of the Quincy La Porte Road, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile north east of La Porte. 1593 Comment
  CHSC113835  Athyrium filix-femina var. cyclosorum Lowell Ahart 2014-9-9 19894 Plumas Below the high water line, on the sides of Sly Creek, Sky Creek Reservoir, about 7 miles (air) southwest of La Porte. 1069 Comment
  HSC102782  Athyrium filix-femina var. cyclosorum L. Ahart 2008-8-14 15208 Plumas About 1.0 mi. NE of Little Grass Valley Reservoir, ~ 0.5 mi. SW of the Feather Fork Mine; west of the South Fork of the Feather River, ~150 yds. NE of Forest Service Rd. 22N68. 1601 Comment
  SD9780  Athyrium filix-femina var. cyclosorum Mrs. R. M. Austin 1880-1 Plumas Big Meadow Comment
  SEINET5338586  Athyrium filix-femina var. cyclosorum M. J. Williams 1967-8-20 1195 Plumas Above Johnsville, near Rene's Falls 1829 Comment
  SD129285  Athysanus pusillus B. Pitzer, S. Morgan and H. Soldan 1988-5-29 957 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. 1830 Comment
  CAS-BOT-BC17544  Athysanus pusillus Matt Lavin 1982-6-25 4147 A Plumas Sierra Nevada. 4 miles from Graeagle on road to Gold Lake. 1706 Comment
  CDA18704  Balsamorhiza deltoidea G. D. Barbe, T. C. Fuller 1982-6-15 3707 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
  RSA169425  Balsamorhiza hookeri L. S. Rose 1963-6-4 63121 Plumas Sierra Valley, 2 mi. s. of Beckwourth. 1463 Comment
  UC725886  Balsamorhiza hookeri A. A. Heller 1942-5-8 16463 Plumas hillside e of Beckwourth 1524 Comment
  CHSC52761  Balsamorhiza macrolepis var. platylepis L. P. Janeway 1990-6-7 3704 Plumas Plumas National Forest. Forested flat on N side of Long Valley ca 1/2 mi E of Rattlesnake Creek and ca 1/2 mi N of Hwy 70/89. Vicinity of Sloat. 1371 Comment
  CAS-BOT-BC16569  Barbarea orthoceras Mrs. H. C. Cantelow 1938-7-4 2293 Plumas South side of Soda Creek. Drakesbad. Comment
  CHSC102703  Barbarea orthoceras Lowell Ahart; John Dittes, Josephine Guardino 2009-7-22 16158 Plumas Bottom of a small wash, 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
  CHSC97608  Barbarea orthoceras Lowell Ahart; John Dittes 2007-6-16 14129 Plumas On damp soil, meadow, along a small stream, on the south side of of County Road 111 (Beckwourth Gensee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1647 Comment
  SEINET10448242  Barbarea orthoceras Mary Susan Taylor 1981-5-10 Taylor 3675 Plumas T27N R13E nw/sw sec 19. Antelope Lake quad. E side of Antelope Lake, in and around large wet Pioneer Meadow, ca. 20 air mi ne of Taylorsville. 5040 ft. 1536 Comment
  CAS-BOT-BC494126  Bassia hyssopifolia W. Harnach; N. Harnach 2000-8-23 999 Plumas Sierra Valley. 1 mi W of the Steel Bridge on Marble Lane 1485 Comment
  UCD56778  Beckmannia syzigachne John Thomas Howell 1962-6-18 37747 Plumas Plants of the Sierra Nevada. Sierra Valley near Beckwourth. 1487 Comment
  UC1192179  Bidens cernua Malcolm A. Nobs and S. Galen Smith 1949-8-18 1362 Plumas just s of Chester (Last Chance Marshes at n end of Lake Almanor); Lake Almanor, Last Chance Marshes Comment
  RSA90036  Bidens cernua E. K. Balls 1953-7-9 18353 Plumas Behind Forest Service Ranger Station, Quincy, American Valley. 1098 Comment
  RSA239269  Bidens frondosa R. F. Thorne, L. DeBuhr, C. W. Tilforth 1972-9-20 42310 Plumas Plumas National Forest: Snake Lake ca. 4 miles NW of Quincy. 1220 Comment
  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
  CDA12087  Blepharipappus scaber G. F. Hrusa, G. L. Webster 1989-5-1 7022 Plumas Modoc Plateau; Beckwourth Pass approx. 3 miles E of Vinton on Hwy 70-at the Plumas/Lassen County line. Comment
  CAS-BOT-BC16067  Boechera breweri John Thomas Howell; Gordon H. True 1967-5-9 42205 Plumas Sierra Nevada. Lewisia Rock, 3.5 miles southwest of Belden, Feather River Canyon. 609 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
  CAS-BOT-BC16135  Boechera constancei M. S. Taylor; G. Rotta 1982-5-18 4476 Plumas North side of 27N92, ca. 2 air miles southeast of Canyon Dam. 1553 Comment
  CAS-BOT-BC16143  Boechera constancei Wayne Dakan; Arno H. Schmitt 1974-5-31 s.n. Plumas Sierra Nevada. On road from Round Valley to Long Valley. Comment
  CHSC41411  Boechera davidsonii Lowell Ahart 1986-7-8 5355 Plumas On cliffs, about 1 mile north-west of Pilot Peak, about 14 miles north-east of La Porte. 1950 Comment
  CHSC43445  Boechera davidsonii Lowell Ahart 1979-8-4 2012 Plumas Along the road to Onion Valley, about 1 mile west of Pilot Peak, about 12 miles north of La Porte. 1828 Comment
  CAS-BOT-BC16181  Boechera davidsonii Lowell Ahart 1979-8-4 s.n. Plumas About one mile west of Pilot Peak. 1800 Comment
  UCSB23766  Boechera lemmonii Hardham, Clare 1961-6-16 Plumas Diamond Peak Comment
  CAS-BOT-BC14255  Boechera pinetorum John Thomas Howell; Gordon H. True 1973-7-31 50131 Plumas Sierra Nevada. Diamond Range. On road from Janesville to Thompson Peak. 1981 Comment
  CAS-BOT-BC14262  Boechera pinetorum Lowell Ahart 1986-7-25 5370 Plumas Along Cleghorn Bar Road, about 1.5 miles west of Finger Board, about 4 miles northwest of Pilot Peak. 1828 Comment
  CHSC53192  Boechera pinetorum L. P. Janeway 1989-6-20 3357 Plumas Plumas National Forest. East-facing slope near top of Crocker Mtn. 2026 Comment
  CHSC72306  Boechera pinetorum L. P. Janeway; Glenn Clifton 1998-7-9 5734 Plumas Thompson Peak, just east of the fire lookout tower and near the top. 2331 Comment
  CHSC80818  Boechera pinetorum Lowell Ahart 2001-7-19 8939 Plumas Steep slope, on the east side of Hopkins Creek, about 100 yards southwest of the East Branch of Hopkins Creek, about 1/2 mile (air) south of Turkey Town, about 2 1/2 miles (air) southeast of Pilot Peak. 1828 Comment
  CHSC53056  Boechera platysperma L. P. Janeway 1989-7-6 3455 Plumas Plumas National Forest Beckwourth Ranger District Jackson. 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
  JEPS90247  Boechera platysperma Dean W. Taylor 1974-10-1 5059 Plumas 3 mi s of Plumas-Eureka State Park (Northern Sierra Nevada, Wade Lake, Jamison Creek drainage); Northern Sierra Nevada, Wade Lake 2000 Comment
  CHSC53194  Boechera rectissima L. P. Janeway 1989-6-12 3289 Plumas Plumas National Forest. Forest along south side of Red Clover Valley. 1706 Comment
  CAS-BOT-BC14659  Boechera rectissima John Thomas Howell; Harvey Keith Wagnon 1980-5-26 53603 Plumas Sierra Nevada. 10 miles east of Virgilia on road to Quincy. 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
  CAS-BOT-BC14723  Boechera repanda Lowell Ahart 1986-7-1 5328 Plumas South of the logging road 0.1 mile S of the West Branch of Hopkins Creek, about 0.75 mile NE of the Bunker Hill Mine. 1828 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
  CAS-BOT-BC25719  Boechera sparsiflora John Thomas Howell; Gordon H. True 1973-7-31 50116 Plumas Sierra Nevada. Diamond Range. Summit ridge of Thomspon Peak. 2194 Comment
  CAS-BOT-BC25880  Boechera subpinnatifida John Thomas Howell; Gordon H. True; Walter Knight; Irja Knight 1969-6-24 2440 Plumas Butterfly Botanical Area and Vicinity. From vicinity of mouth of Butterfly Creek. 883 Comment
  CAS-BOT-BC25906  Boechera suffrutescens John Thomas Howell; Gordon H. True 1967-7-11 43348 Plumas Sierra Nevada. Summit ridge of Mount Hough. 2194 Comment
  CAS-BOT-BC539305  Boechera suffrutescens G. Ledyard Stebbins 1970-7-24 7072 Plumas S of Round Lake, in Lakes Basin, S of Gray Eagle [exact location unknown] 2072 Comment
  CHSC41412  Boechera suffrutescens Lowell Ahart 1986-7-8 5363 Plumas South of where the road crosses Onion Valley Creek, about 1 mile north-west of Pilot Peak, about 14 miles north-east of La Porte. 1920 Comment
  NY144278  Botrychium californicum R. M. Austin 1897-7-2 s.n. Plumas Near Quincy Comment
  CHSC83609  Botrychium simplex John Dittes 2002-8-10 2 -29 Plumas Northern High Sierra Nevada; Plumas National Forest, Lumpkin Ridge, ca. 1.3 air-miles northwest of Little Grass Valley Reservoir, ca. 0.8 air-miles southeast of Tamarack Flat, south side of FS Primary Route 27, ca. 0.7 mile southwest of intersection with FS Primary Route 94. Along margin of pond. 1716 Comment
  JEPS99047  Botrychium simplex var. compositum Lowell Ahart 2002-6-26 9785 Plumas 1 mi SE of Tamarack Flat (5 air mi NW of La Porte); Lumpkin Ridge 1716 Comment
  CDA11930  Boykinia major G. F. Hrusa, J. Dinsdale 1989-6-27 7222 Plumas Sierra Nevada; Tributary entering Bucks Lake at N end. 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
  CAS-BOT-BC135975  Brasenia schreberi Walter Knight; J. T. Howell; Irja Knight 1966-7-28 1397 Plumas Pond Reservoir - Butterfly Botanical Area and Vicinity 1097 Comment
  JEPS87495  Brasenia schreberi Vernon H. Oswald and Lowell Ahart 1993-8-11 5782 Plumas ca. 0.5 mi s Willow Lake (ca 1 mi s of Lassen Volcanic National Park, Domingo Lake); Domingo Lake, s of Lassen Volcanic National Park 1767 Comment
  JEPS127337  Brickellia greenei Lowell Ahart 2016-7-9 21091 Plumas About 2 miles (air) northwest of of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir Dam. Comment
  RSA599864  Brickellia greenei L. C. Wheeler 1959-7-14 7563 Plumas Middle Fork Feather River: McCarthy Mine, McCarthy Bar.. . Comment
  UC1382126  Brickellia greenei L. Constance and Tsan-Iang Chuang 1969-7-11 3874 Plumas 8.6 mi sw of Arch Rock Tunnel; North Fork of Feather River Comment
  CHSC21703  Bromus F. T. Griggs; A. Pass 1975-8-1 283 Plumas Lower Bucks Lake. Comment
  SEINET10830992  Bromus Mary Susan Taylor 1982-9-13 Taylor 5137 A Plumas T23N R14E se/ne sec. 27. Portola quad. Ramelli Ranch, in vicinity of Calpine Road bridge (109) over Feather River, on S side of the river, ca. 1 mile W of Beckwourth. 1487 Comment
  CAS-BOT-BC149493  Bromus arvensis Fred Sommers; Greg Sommers 1976-7-15 175 Plumas Sierra Nevada. Sierra Valley Marsh, along Marble Lane near Hot Springs. 1487 Comment
  CAS-BOT-BC149312  Bromus carinatus var. carinatus Lowell Ahart 1978-7-29 s.n. Plumas 0.5 mile below the Bunker Hill Mine. 2000 Comment
  JEPS104132  Bromus carinatus var. carinatus Lowell Ahart 2003-10-26 10682 Plumas On a gravel bar on the e side of the South Fork of the Feather River, where the old road crosses the river, ca 1/8 mi w of the Feather Fork Mine, ca 1 3/4 mi (air) ne of Little Grass Valley Reservoir, ca 6 1/2 mi (air) ne of La Porte. 1600 Comment
  CAS-BOT-BC148712  Bromus carinatus var. marginatus Clare B. Hardham 1970-8-9 17716 T Plumas Road to Thompson Peak Lookout. 2133 Comment
  CHSC53226  Bromus carinatus var. marginatus L. P. Janeway 1989-6-20 3349 Plumas Plumas National Forest. Forest along SW side of Red Clover Valley. 1691 Comment
  JEPS115939  Bromus ciliatus Lowell Ahart, John Dittes 2009-7-13 16038 Plumas On damp to wet soil, seep, on the north side of Forest Service Road 27N28, headwater of Clear Creek, about 2.0 miles (air) north of Butt Valley Reservoir Dam, about 3 miles (air) southwest of Lake Almanor Reservoir Dam 1476 Comment
  CAS-BOT-BC155928  Bromus commutatus John Thomas Howell 1973-7-10 49754 Plumas Sierra Nevada. Near Greenville. 1097 Comment
  UCD58435  Bromus commutatus Lewis S. Rose 1968-6-10 68087 Plumas Quincy. 1036 Comment
  UC1131132  Bromus diandrus E. Sawyer 1935-5-24 37 Plumas 1 1/4 mi w of Kerby 1493 Comment
  CAS-BOT-BC155057  Bromus hordeaceus Mary S. Clemens 1920-6-10 s.n. Plumas Greenville. Comment
  SBBG115916  Bromus hordeaceus J. T. Howell 1962-6-18 37754 Plumas Sierra Valley near Beckwourth 1463 Comment
  UCD58849  Bromus inermis John Thomas Howell; Gordon H. True 1967-7-11 43377 Plumas Sierra Nevada. Meadow at Quincy. 1036 Comment
  RSA201354  Bromus marginatus J. T. Howell 1960-7-20 35760 Plumas Boiling Springs Lake 1799 Comment
  CAS-BOT-BC162150  Bromus orcuttianus John Thomas Howell; Walter Knight; Irja Knight; Gordon H. True 1968-6-11 2352 Plumas Sierra Nevada. Butterfly Botanical Area. Confluence of Spanish Creek & Butterfly Creek. 883 Comment
  CAS-BOT-BC162157  Bromus orcuttianus John Thomas Howell 1975-7-22 51363 Plumas Sierra Nevada. 2 miles northwest of Spring Garden. 1173 Comment
  JEPS76216  Bromus orcuttianus W. L. Jepson 1939-7-29 19276 Plumas Meadow Valley, Spring Hill Trail Meadow Valley; , Spring Hill Trail 1219 Comment
  UCD59269  Bromus orcuttianus John Thomas Howell 1960-8-20 36274 Plumas Lassen Volcanic National Park. Drakesbad. 1676 Comment
  CAS-BOT-BC162147  Bromus orcuttianus John Thomas Howell 1960-8-20 36274 Plumas Lassen Volcanic National Park. Drakesbad. 1828 Comment
  SEINET13710646  Bromus orcuttianus Lowell William Ahart, Lowell William Ahart 2001-1 8998 Plumas Edge of Rd. 1/2 Mi. N of Humboldt Summit (T27N, R5E, sec 32, NW 1/4) 6000 Ft. 1829 Comment
  CAS-BOT-BC161359  Bromus tectorum Alice Eastwood 1918-5-25 7059 Plumas Portola. Comment
  CAS-BOT-BC161360  Bromus tectorum Mary S. Clemens 1920-6-10 s.n. Plumas Greenville. Comment
  CAS-BOT-BC185650  Bromus tectorum C. R. Quick 1957-6-15 57 -07 Plumas About 0.5 mile south of Lake Almanor. Comment
  CHSC24263  Bromus tectorum K. R. Stern 1975-7-24 Plumas SE side of Lake Almanor. Comment
  UCD59857  Bromus tectorum A. A. Beetle 1941-6-28 2773 Plumas West side of Lake Almanor. 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
  CHSC108739  Calamagrostis canadensis B. Castro; L. P. Janeway 2003-9-6 1451 Plumas High Cascade Range. Along un-named lake split by the Caribou Wildnerness Area boundary, ca 1.5 mi west of Hay Meadow. At upper lake/lower forest edge around much of lake, expecially the north half. 2058 Comment
  CHSC116364  Calamagrostis canadensis Sara M. Taylor; Scott Batiuk 2012-8-1 62 Plumas Plumas National Forest. Jacks Meadow. From Quincy head west on Bucks Lake Rd, right onto Silver Lake Rd (24N29X). Go until 1 km south of Silver Lake, on left is drainage (Jack's Creek). Park and hike along drainage for ~700 m. UTM zone 10, 4423691 N, 659621 E. 1676 Comment
  CAS-BOT-BC438486  Calandrinia ciliata John Thomas Howell; Gordon H. True; Wayne Dakan 1974-7-30 50643 Plumas Headwaters of Indian Creek southeast of Diamond Mt. 2164 Comment
  CHSC110470  Calliscirpus brachythrix L. P. Janeway 2013-6-2 11122 Plumas Northern High Sierra Nevada. Small meadow 0.3 km east-southeast of the Buckhorn survey monument on the eastern end of Red Mountain. 1892 Comment
  CHSC81359  Callitriche stagnalis Lowell Ahart 2001-9-18 9283 Plumas In shallow water of Freeman Creek, on the strand of Lake Davis. 1761 Comment
  UC1028655  Callitriche verna Robert J. Weatherby 1955-8-12 1684 Plumas below Spanish Peak (meadow on upper Clear Creek) 1828 Comment
  CHSC13641  Calocedrus decurrens M. S. Taylor 1974-7-3 302 Plumas In Butterfly Valley Botanical Area, ca. 5 mi nw of Quincy. 1173 Comment
  NY201865  Calocedrus decurrens J. B. Walker 1994-8-1 860 Plumas This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  SEINET10531066  Calocedrus decurrens Lowell Ahart, James D. Jokerst 1985-10-4 Ahart 5189 Plumas About 1 mile west of Pilot Peak, about 9 miles north-east of La Porte. Comment
  CHSC114708  Calochortus coeruleus G. Douglas Barbe; T. C. Fuller 1982-6-15 3695 Plumas East-facing slope, 0.8 mile west of junction of road to Red Hill Lookout and road to Cherry Hill (U.S.F.S. Road #26N22F); 3.3 miles east of Red Hill Summit, Plumas National Forest. 1493 Comment
  SEINET10469585  Calochortus coeruleus Mary Susan Taylor 1982-6-2 Taylor 4598 Plumas T23N R12E sw/ne sec 17. Johnsville quad. ALong 23N11, on loop through Cogswell Ravine, 3.2 mi ne of Jackson Cr Cmpgr, ca. 5 air mi n of Mohawk. 5700 ft. 1737 Comment
  SD6512  Calochortus elegans Mrs. R. M. Austin 1878-1 Plumas Big Meadows. Comment
  CHSC64481  Calochortus leichtlinii B. Castro; G. Kuenster 1994-6-30 521 Plumas Ca. 0.1 mi SE of Grizzly Mtn (=Red Mtn on some maps), in grassy areas within serpentine outcrop on N side of USFS Rd 23N69. 1911 Comment
  CAS-BOT-BC491838  Calochortus leichtlinii Irja Knight; Walter Knight 1966-6-18 1275 Plumas Area adjacent to Pond Reservoir 1097 Comment
  SEINET5323731  Calochortus leichtlinii M. J. Williams 1966-7-11 s.n. Plumas Near Luther Ridge road, above Johnsville 2286 Comment
  CHSC21108  Calochortus nudus F. T. Griggs; A. Pass 1975-7-1 5 Plumas East of Grizzly Creek. Comment
  UC337912  Calochortus nudus unknown 1889-5-27 Plumas Mohawk Valley Comment
  LA207378  Caltha leptosepala Mrs. C. W. Hollis; 1928-6-30 sn Plumas Mt. Lassen National Forest, Drakesbad Comment
  UC303963  Calycadenia truncata Mary E. Pulsifier Ames 1894-7-1 Plumas Taylorsville, near Iron Mine Indian Valley Comment
  CHSC82494  Calyptridium monospermum Lowell Ahart 2002-6-26 9777 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
  JEPS122183  Calyptridium monospermum Lowell Ahart 2014-8-26 19781 Plumas On the north side of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. Comment
  UC338276  Calyptridium monospermum unknown 1889-5-26 Plumas Mohawk Valley Comment
  CDA18485  Calyptridium umbellatum G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-26 3371 Plumas Sierra Nevada; Walker Plains. Basalt formation along the Plumas-Butte county line. 1554 Comment
  SD7710  Calystegia malacophylla Mrs. R. M. Austin 1879-1 Plumas Big Meadow Comment
  CHSC82602  Calystegia malacophylla subsp. malacophylla L. P. Janeway 2001-7-3 7257 Plumas Northern High Sierra Nevada. Along Road 24N28 on nose of ridge between Four Water Creek and Bear Creek. 1567 Comment
  CAS-BOT-BC221246  Calystegia malacophylla subsp. malacophylla Margaret J. Williams 1980-6-13 80- 66 -1 Plumas Caribou Power Station Road, north of Hwy 70 1066 Comment
  CHSC97936  Calystegia occidentalis subsp. occidentalis G. Douglas Barbe; T. C. Fuller, J. T. Howell 1981-6-25 3284 Plumas 0.7 mile south of Arlington Road, (Main Street, Taylorsville) on Beckwourth-Greenville Road, east of Taylorsville. 1112 Comment
  SBBG30574  Camassia leichtlinii subsp. suksdorfii D. Myrick 1968-6-18 1937 Plumas Butterfly Valley, 4 mi NW of Quincy 1036 Comment
  CAS-BOT-BC497562  Camassia quamash subsp. breviflora Philip A. Munz 1947-5-17 11842 Plumas 16 miles north of Chilcoot 1524 Comment
  RSA39722  Camassia quamash subsp. breviflora Philip A. Munz 1947-5-16 11814 Plumas 5 miles north of Chilcoot 1524 Comment
  SEINET8472080  Camassia quamash subsp. breviflora H. R. Holbo 1961-5-17 s.n. Plumas Vinton. 1524 Comment
  POM181277  Camissonia andina J. G. Lemmon 1879-05 s.n. Plumas Warm Spring Valley Comment
  CAS-BOT-BC160840  Camissonia tanacetifolia subsp. quadriperforata Mrs. H. C. Cantelow 1941-5-20 s.n. Plumas 1.7 miles n.e. of Vinton School on road to Frenchman Creek 1524 Comment
  CAS-BOT-BC160850  Camissonia tanacetifolia subsp. quadriperforata Lewis S. Rose 1934-7-23 34411 Plumas Chilcoot, Sierra Valley 1522 Comment
  CAS-BOT-BC160893  Camissonia tanacetifolia subsp. tanacetifolia Lowell Ahart 1981-9-6 3099 Plumas 1 1/2 miles SW of Crescent Mills 1200 Comment
  POM38107  Camissonia tanacetifolia subsp. tanacetifolia C. C. Bruce 1898-05 2418 Plumas Clear Creek Comment
  SEINET10462997  Campanula prenanthoides Donald E. Brink, L. M. Mayer 1975-7-3 Brink s.n. Plumas Buck's Lake Forest Service Surve T24N R6E Sec. 26 Comment
  UC1523719  Campanula prenanthoides Gary Schoolcraft 1982-8-2 841 Plumas w Crescent Mills 1371 Comment
  CAS-BOT-BC37130  Capsella bursa-pastoris Mrs. H. C. Cantelow 1940-5-11 s.n. Plumas Near Meadow Valley Creek Ford. Comment
  RSA0116212  Cardamine breweri Marcus E. Jones 1897-7-2 s.n. Plumas Near Pratville at Clear Creek 1524 Comment
  RSA0049676  Cardamine nuttallii Dean Wm. Taylor 2012-5-2 21185 Plumas 1 mile NE of Johnson Mine (site); ca. 7.5 air miles ESE of Quincy 1430 Comment
  JEPS106193  Cardamine nuttallii var. covilleana Lowell Ahart, John Dittes, Josephine Guardino 2004-5-16 10931 Plumas Along a dirt forest road, east of Dry Taylor Creek, about 2 miles (air) southwest of Taylor Rock, about 6 1/4 miles (air) northeast of Quincy 1669 Comment
  OBI15046  Cardamine pachystigma Lewis S. Rose 1967-5-7 67060 Plumas S of Keddie. Butterfly crk and Spanish crk 884 Comment
  CAS-BOT-BC38096  Cardamine pachystigma John Thomas Howell; Gordon H. True 1969-4-8 45484 Plumas Sierra Nevada. Lewisia Rock, Feather River Canyon below Belden. 609 Comment
  RSA122761  Carex amplifolia B. O. Schreiber 1938-7-10 2529 Plumas 1/4 mile south of U. S. Forestry Camp near Meadow Valley. 1098 Comment
  CHSC85979  Carex angustata L. P. Janeway 2003-7-19 7906 Plumas High Cascade Range. At eastern end of Willow Lake along the small stream channel draining the lake. 1655 Comment
  CHSC53561  Carex athrostachya L. P. Janeway 1989-7-11 3475 Plumas Plumas National Forest. Forest along SW side of Red Clover Valley; ca 0.3 mi SW of Beckwourth-Genesee Rd (rd 111) 11.5 mi from Beckwourth. 1691 Comment
  CHSC53653  Carex athrostachya L. P. Janeway 1984-7-13 902 Plumas Near Grizzly Creek campground, SW of Bucks Lake. 1584 Comment
  RSA32327  Carex athrostachya C. R. Quick 1945-7-20 45 -66 Plumas Deane s Valley, SE of Meadow Valley. Comment
  CAS-BOT-BC19524  Carex bolanderi John Thomas Howell 1962-6-17 37649 Plumas Sierra Nevada. Butterfly Valley. 1036 Comment
  JEPS115936  Carex bolanderi Lowell Ahart, John Dittes 2009-7-13 16031 Plumas On damp to wet soil, seep, on the north side of Forest Service Road 27N98, headwater of Clear Creek, about 2.0 miles (air) north of Butt Valley Reservoir Dam, about 3 miles (air) southwest of Lake Almanor Reservoir Dam 1476 Comment
  RSA71295  Carex bolanderi L. S. Rose 1951-6-28 51029 Plumas McRae Meadows, 8 mi. sw. of Johnsville 1951 Comment
  CAS-BOT-BC19525  Carex bolanderi John Thomas Howell 1975-6-15 51121 Plumas Sierra Nevada. North Fork Feather River near Storrie. 548 Comment
  CAS-BOT-BC19623  Carex brainerdii Walter Knight; Irja Knight; John Thomas Howell; Gordon H. True 1967-5-7 1783 Plumas The Butterfly Botanical Area and Vicinity. Trestle Glen. 1112 Comment
  CHSC41158  Carex brainerdii L. P. Janeway; Gary Benson, Leigh Wingett 1985-7-10 1207 Plumas Along the Hungry Creek Rd ca 1/2 mi north of the Antelope Res Rd. 1554 Comment
  SBBG33907  Carex brainerdii L. S. Rose 1969-6-23 69043 Plumas La Porte Rd, 8 mi SW of Quincy 1310 Comment
  SEINET13344652  Carex brainerdii J. T. Howell, Gordon H. True 1967-5-7 42186 Plumas Sierra Nevada, Injin Jim Campground [now James Lee Campground] at confluence of Granite Creek and North Fork of Feather River 610 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
  SEINET7552663 Image available Carex brainerdii David Castaner 1989-6-18 10222 Plumas West of Lake Almano. Along highway 89. Two miles east of Tehama county line Comment
  CHSC110288  Carex douglasii B. Castro; L. P. Janeway 2006-6-3 1572 Plumas Northern High Sierra Nevada. West side of lower Thompson Valley, 1 mi N of the mouth of McReynolds Creek at Red Clover Creek. 1670 Comment
  CDA33050  Carex douglasii T. C. Fuller 1962-6-14 Plumas Southwest corner of Highway 40 Alt. & road to Loyalton, Vinton. 0 Comment
  CAS-BOT-BC20084  Carex echinata Walter Knight; Irja Knight 1966-6-18 1631 Plumas Butterfly Botanical Area and Vicinity. Area adjacent to Pond Reservoir. 1097 Comment
  CAS-BOT-BC20085  Carex echinata Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1676 Plumas Butterfly Botanical Area and Vicinity. Sweetwater Meadow. 1127 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
  CDA13986  Carex feta G. F. Hrusa 1996-8-2 13425 Plumas Sierra Nevada; Steep rocky slopes at SW base of ridge between Argentine & Taylor Rocks, n 1 mi. NW of Argentine Rock. Common on +- disturbed area of wet springline, forming tributary of Squirrel Creek. Comment
  CAS-BOT-BC75507  Carex fracta 1938-7-4 s.n. Plumas Drakesbad. Comment
  CHSC63287  Carex fracta Lowell Ahart 1994-6-17 7349 Plumas Meadow, on the east side of Sly Creek, about 1 mile north of Schwartz Meadow, about 1 mile east of Sly Creek Reservoir. 1097 Comment
  JEPS119927  Carex heteroneura Lowell Ahart 2012-9-5 18435 Plumas 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. Comment
  UCD140424  Carex heteroneura G. F. Hrusa; T. D. Wilfred 1996-8-1 13452 Plumas Brady's Camp. Pine Creek Valley, ca. 1/2 mile NE Argentine Rock. Comment
  UCD140422  Carex heteroneura G. Douglas Barbe; T. C. Fuller 1982-6-16 3790 Plumas Mud Lake, 3/4 mile NE of Eisenheimer Peak. Plumas National Forest. Comment
  CHSC112377  Carex hoodii L. P. Janeway 2014-7-16 11551 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
  CHSC55434  Carex infirminervia L. P. Janeway 1990-7-25 3815 Plumas Plumas National Forest. bout 0.2 mi northwest of Emigrant Creek and about 0.3 mi southeast of Little Grizzly Creek. 1828 Comment
  CHSC92297  Carex integra Lowell Ahart; Josephine Guardino 2005-8-9 12271 Plumas In a small drainage that runs into Fant Creek, west of the meadow, about 250 yards southwest of Fant Creek and the corral, north of Forest Road 27N09, about 6 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1597 Comment
  CHSC92302  Carex jonesii Lowell Ahart; Josephine Guardino 2005-8-10 12323 Plumas Bog in small wet meadow, a small branch of Lights Creek, east side of Forest Road 27N54, about 5 1/2 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1821 Comment
  SEINET10467094  Carex kelloggii Lowell Ahart 1985-7-3 Ahart 5101 Plumas About 4 1/4 miles north-east of La Porte. Comment
  JEPS114932  Carex laeviculmis Lowell Ahart 2008-7-9 15058 Plumas Wet meadow area with a small stream, just northwest of the culvert, on the northwest side of the good logging road, north of the South Fork of the Feather River, about 1/2 mile southwest of the Feather Fork Mine, about 1 mile northeast of Little Grass Val 1645 Comment
  CAS-BOT-BC7583  Carex lasiocarpa Walter Knight; Irja Knight 1966-6-18 1348 Plumas Butterfly Valley 1097 Comment
  RSA500438  Carex lasiocarpa Vernon H. Oswald 1989-8-3 3916 Plumas Willow lake located SE of Drakesbad, just s of the boundary of Lassen Volcanic Nat l Park. 1677 Comment
  RSA59664  Carex lasiocarpa E. K. Balls 1950-9-9 15734 Plumas West of Lakes Center Public Campgound. 2043 Comment
  CHSC55440  Carex lemmonii L. P. Janeway 1990-7-11 3785 Plumas Plumas National Forest. Halfway between Paradise Creek and Emigrant Creek, and about 2/3 mi south of Little Grizzly Creek. 1874 Comment
  JEPS110425  Carex lemmonii Lowell Ahart 2006-7-9 12914 Plumas Small bog or wet meadow, below the basalt gravel road, about 2 miles (air) west of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir 1648 Comment
  CDA33102  Carex lenticularis var. impressa L. Ahart 2003-7-18 10433 Plumas On the east side 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. Comment
  CHSC84451  Carex lenticularis var. impressa Lowell Ahart 2003-7-18 10433 Plumas Seep, on the east side 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. 1752 Comment
  SD46468  Carex luzulifolia Robert J. Weatherby 1955-6-26 1543 Plumas Lakes Basin Area; Mud Lake; common in boggy meadow at edge of creek; Lodgepole Forest with Pinus murrayana and Tsuga mertensiana. 2103 Comment
  RSA0035328  Carex luzulina Lowell Ahart 2012-9-5 18445 Plumas Along the south side of the South Fork of the Feather River, about 800 yards east of the County Road where it cross the South Fork of the Feather River, about 2/3 mile (air) southwest of Pilot Peak, about 9 miles (air) northeast of La Porte. 1940 Comment
  CAS-BOT-BC31203  Carex luzulina var. ablata F. J. Hermann 1955-7-27 11954 Plumas Bluff Falls Camp, Lassen Volcanic National Park. 2286 Comment
  CHSC55547  Carex mariposana L. P. Janeway 1990-7-2 3752 Plumas About 100 ft west of Paradise Cr and about 1/2 mi south of Little Grizzly Cr. At an old logging landing and dirt road opening. 1859 Comment
  CAS-BOT-BC32030  Carex multicaulis Brink; Mayer 1975-6-1 s.n. Plumas bucks Lake area. Comment
  CAS-BOT-BC32066  Carex multicaulis Walter Knight; Irja Knight; John Thomas Howell 1966-7-27 1424 Plumas Near open forest adjacent to Pond Reservoir. Butterfly Botanical Area and Vicinity. 1097 Comment
  CAS-BOT-BC32072  Carex multicaulis John Thomas Howell 1961-6-21 36641 Plumas Greenville 1097 Comment
  UCR261233  Carex multicaulis Peter F. Zika 2012-5-15 25866 Plumas Northern Sierra Nevada Range, highlands, above Route 70, 3 air km northwest of Grizzly Dome, canyon of North Fork Feather River 520 Comment
  UCD140670  Carex multicostata G. F. Hrusa; B. Smith, T. D. Wilfred 1996-7-16 13239 Plumas Below headwaters of Bull Run Creek. USFS 23N12E 2100 Comment
  CHSC92301  Carex nebrascensis Lowell Ahart; Josephine Guardino 2005-8-9 12272 Plumas In a small drainage that runs into Fant Creek, west of the meadow, about 250 yards southwest of Fant Creek and the corral, north of Forest Road 27N09, about 6 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1597 Comment
  JEPS63506  Carex nebrascensis W. L. Jepson 1939-8-14 19412 Plumas Willow Creek 1828 Comment
  CAS-BOT-BC119861  Carex nebrascensis M. S. Taylor 1982-6-14 4658 Plumas Antelope Lake quad. In wet Pioneer Meadow, E side of Antelope Lake, 1536 Comment
  UCD140687  Carex nebrascensis Malcolm A. Nobs; S. Galen Smith 1949-8-19 1457 Plumas Southeastern side of Portola. Comment
  CHSC40989  Carex nudata J. D. Jokerst 1984-7-10 2094 Plumas Edges of Indian Creek east of Genesee Valley. 1264 Comment
  CHSC109564  Carex pachycarpa L. P. Janeway 2012-8-8 11051 Plumas Northern High Sierra Nevada. Plumas National Forest; east side of West Branch Nelson Creek; just east of the Gibsonville-Johnsville Road bridge across West Branch Nelson Creek; 2.5 air km east of Stafford Mtn. 1745 Comment
  SEINET8987520 Image available Carex pachycarpa Unknown 2013-1 26288 Plumas Near trailhead to Frazier Falls, FS Road 501, 4.2 road miles S of junction with Route 24, 2.0 air km WNW of Mills Peak; northern High Sierra Nevada (nSNH). Comment
  CAS-BOT-BC119191  Carex pachystachya W. I. Follett 1992-6-4 4212 Plumas Johnsville quad, S side of road to Plumas-Eureka State Park (Rd 506), 1341 Comment
  CHSC77172  Carex pachystachya G. Douglas Barbe; J. T. Howell, T. C. Fuller 1981-6-23 3153 Plumas Long Valley, 0.4 mi S of jct, Dixie Canyon -- Round Valley and Canyon Dam roads, at Maxwell Mine Road. 1633 Comment
  CAS-BOT-BC119182  Carex pachystachya Hans Leschke 1954-7-3 s.n. Plumas Northern border of swamp North of Willow Lake. 1661 Comment
  CDA17817  Carex pachystachya G. D. Barbe, J. T. Howell (54143 at CAS) & T. C. Fuller 1981-6-23 3112 Plumas 0.25 mile W of Round Valley Reservoir Dam, at NW shore of the reservoir. 1371 Comment
  CHSC118672  Carex pellita Wendy Boes 2014-7-17 2014017 B Plumas Smith Creek, Lakes Basin, Plumas National Forest. UTM 700011 E, 4400726 N, NAD83, Zone 10N. 1828 Comment
  CAS-BOT-BC118339  Carex praegracilis D. H. Esplin; R. K. Gierisch 1968-1-1 4 Plumas Thompson Creek drainage. 1828 Comment
  CHSC53539  Carex rossii L. P. Janeway 1984-7-22 930 Plumas Summit above Lookout Rock, 1 1/2 mi NE of Mt Ararat. 1815 Comment
  JEPS95369  Carex rossii Lowell Ahart 1994-7-7 7470 Plumas SW side of Pacific Crest Trail, S of a poor dirt road, E of the weather station, 1/2 air mile W of Pilot Peak, about 3/4 mi E of Quincy--La Porte Road 1981 Comment
  HSC86853  Carex rossii L. P. Janeway, Gary Benson, Leigh Wingett 1985-8-20 1210 Plumas 1.5 mi. N of Middle Fork Feather River and 4.5 mi. S of Quincy, 9.9 mi. E of Deanes Valley on FS 24N28 & 23N17 1780 Comment
  CHSC88552  Carex scabriuscula Samantha Hillaire 2001-7-27 Plumas Plumas National Forest. 1645 Comment
  CHSC60505  Carex sheldonii L. P. Janeway 1992-6-4 4210 Plumas Plumas National Forest. South side of road to Plumas-Eureka State Park (Rd 506) across from turn to Plumas Pines; 1/2 mi west of Mohawk, 1/4 mi west of Middle Fork Feather River. 1341 Comment
  CHSC52553  Carex simulata L. P. Janeway 1989-6-22 3373 Plumas Plumas National Forest. Slopes between Crocker Mtn and Crocker Mdw along rd 24N49Y. 1767 Comment
  CHSC77174  Carex simulata G. Douglas Barbe; T. C. Fuller 1982-6-17 3864 a Plumas Frenchman Lake Region. 2 miles N of Turkey Point Fishing Access; at the shore of N arm of the lake. 1706 Comment
  JEPS63505  Carex simulata W. L. Jepson 1939-8-14 19414 Plumas Willow Creek 1828 Comment
  OBI22658  Carex stipata Lewis S. Rose 1967-7-9 67144 Plumas Quincy 1036 Comment
  SEINET7576277 Image available Carex stipata Lewis S. Rose 1967-7-9 67144 Plumas Quincy. 1036 Comment
  CAS-BOT-BC115995  Carex subfusca Clare B. Hardham 1944-8-14 24 Plumas Near Prattville, Lake Almanor 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
  CHSC92205  Carex subfusca Lowell Ahart; Josephine Guardino 2005-8-9 12264 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
  CHSC92206  Carex subfusca Lowell Ahart; Josephine Guardino 2005-8-9 12273 Plumas In a small drainage that runs into Fant Creek, west of the meadow, about 200 yards southwest of Fant Creek and the corral, north of Forest Road 27N09, about 6 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1597 Comment
  CHSC97078  Carex subfusca Lowell Ahart; Josephine Guardino 2007-7-21 14356 Plumas 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
  RSA699969  Carex subfusca L. Ahart 2004-7-27 11313 Plumas At 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
  SEINET7577206 Image available Carex subfusca Unknown 2003-9-6 7980 Plumas Red Cinder 7.5' quad. High Cascade Range, near un-named lake split by the Caribou Wilderness Area boundary, 2.4 km west of Hay Meadow. 2057 Comment
  CDA33153  Carex subfusca G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-25 3326 Plumas 4.8 miles northwest of Antelope Lake, 0.7 mile east of road to Taylor Lake on road to Antelope Lake. Comment
  CAS-BOT-BC115402  Carex utriculata Walter Knight; Irja Knight 1966-6-19 1630 Plumas In area N of Pond Reservoir. 1097 Comment
  CHSC53546  Carex utriculata L. P. Janeway 1990-6-11 3782 Plumas Plumas National Forest. Halfway between Paradise Cr and Emigrant Cr, and ca 2/3 mi S of Little Grizzly Cr. 1874 Comment
  CHSC77073  Carex utriculata G. Douglas Barbe; T. C. Fuller 1982-6-17 3864 b Plumas Frenchman Lake Region. 2 miles N of Turkey Point Fishing Access; marshy seep area at the shore of the N arm of the lake. 1706 Comment
  CHSC92304  Carex utriculata Lowell Ahart; John Dittes 2005-9-20 12446 Plumas In the center of Mud Lake, about 1/2 mile northeast of Eisenheimer Peak, about 3/4 mile south of Wilcox Valley. 2029 Comment
  CHSC78731  Carex vesicaria L. P. Janeway 2000-7-7 6898 Plumas Northern High Sierra Nevada. Marsh on west side of Smith Lake - enlarged by beaver activity. 1247 Comment
  CAS-BOT-BC115152  Carex vesicaria Lowell Ahart 1980-10-6 2661 Plumas Lake, 1/2 mi W of Fowler Pk. 1700 Comment
  SEINET10466857  Carex vesicaria Mary Susan Taylor 1982-9-8 Taylor 5109 Plumas T26N R9E. Greenville quad. Round Valley Reservoir, ca. 4 air mi s of Greenville. 4500 ft. 1372 Comment
  CAS-BOT-BC114934  Carex whitneyi John Thomas Howell 1977-6-20 52407 Plumas On the peninsula of Lake Almanor. 1371 Comment
  CHSC109523  Carex whitneyi L. P. Janeway 2012-8-8 11050 Plumas Northern High Sierra Nevada. Plumas National Forest; east side of West Branch Nelson Creek; 2.5 air km east of Stafford Mtn. Large flats well above the creek. 1745 Comment
  CHSC21718  Castilleja F. T. Griggs; A. Pass 1975-7-17 204 Plumas Buck's Lake Forest Service Survey. Comment
  UCD147801  Castilleja applegatei Allyson Ayalon; Lucie Jerabkova 2012-8-1 154 Plumas Plumas County. Antelope Lake vacinity. 1524 Comment
  UCD40405  Castilleja applegatei Rodney Gale Myatt 1971-6-13 736 Plumas 1 mile below Layman Road, north of Ouincy, and on the north side of Hwy 70. 1036 Comment
  CAS-BOT-BC249722  Castilleja applegatei subsp. pinetorum David D. Keck 1932-7-3 1646 Plumas Hillside south of town (forested). Quincy, in the Northern Sierra Nevada 1220 Comment
  CAS-BOT-BC249733  Castilleja applegatei subsp. pinetorum Mrs. E. C. Van Dyke 1931-6-13 s.n. Plumas Kelly Camp, Mt. Lassen Nat'l. Park Comment
  CAS-BOT-BC249744  Castilleja applegatei subsp. pinetorum Mrs. H. C. Cantelow 1939-5-20 s.n. Plumas Near Rock Road, 5 1/2 miles west of Quincy Comment
  CHSC102068  Castilleja applegatei subsp. pinetorum Lowell Ahart; John Dittes 2009-7-15 16095 Plumas On dry rocky soil, under 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
  CHSC80875  Castilleja applegatei subsp. pinetorum Lowell Ahart 2001-7-17 8923 Plumas Outcrops, on the southeast side of a logging road, southeast of a small branch of Butt Creek, about 2 1/2 miles (air) north of Humboldt Summit. 1828 Comment
  JEPS103376  Castilleja applegatei subsp. pinetorum Lowell Ahart 2002-6-26 9782 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
  JEPS9095  Castilleja applegatei subsp. pinetorum John Thomas Howell 1951-6-27 27626 Plumas Jamison Creek Sierra Nevada 1828 Comment
  RSA518869  Castilleja arachnoidea Barbara J. Ertter, Gary Schoolcraft 1989-7-3 8659 Plumas Ridge between Red Rock and Diamond Mt ca 8 air miles S of Susanville 2226 Comment
  JEPS125759  Castilleja campestris William Harnach 2013-5-18 1355 Plumas 0.25 miles East of Co. Rd A-23 on Marble Lane, south of Beckwourth Comment
  SBBG25803  Castilleja campestris K. K. Muller 1965-8-19 1368 Plumas St Hwy 89, 5 mi NW of Almanor Post Office Comment
  UC1562841  Castilleja lacera Barbara Ertter 1989-7-4 8685 a Plumas 4.2 mi w Hwy. 89 junction with Hwy 36 (Coyote Flat, w of Lake Almanor); Coyote Flat 1524 Comment
  SD7128  Castilleja lemmonii Daniel Cleveland July 1882 Plumas Big Meadows Comment
  CHSC75543  Castilleja linariifolia G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-23 3117 Plumas At northwest shore of Round Valley Reservoir, 0.25 mile west of the dam on Dixie Canyon-Round Valley Road. 1371 Comment
  CAS-BOT-BC254071  Castilleja miniata A. A. Heller; P. B. Kennedy 1907-7-15 8846 Plumas Near mouth of Little Grizzly creek below Genessee Comment
  LA209236  Castilleja miniata A. A. Heller; P. B. Kennedy 1907-7-5 Plumas Red Clover Valley Comment
  SEINET14062780  Castilleja miniata A. A. Heller, P. B. Kennedy 1907-7-9 8788 Plumas Prattville. Comment
  UC1063335  Castilleja miniata G. T. Nordstrom 1934-7-2 162 Plumas 1.5 mi se Mt. Ararat; Plumas National Forest, Bidwell Bar Quad. 1584 Comment
  UC1063336  Castilleja miniata C. G. Albertus 1935-7-27 234 Plumas 1.5 mi se Cromberg; Plumas National Forest, Downieville Quad. 1310 Comment
  RSA59688  Castilleja miniata E. K. Balls 1950-9-9 15755 Plumas West of Lakes Center Public Campground. Southern Plumas County. 2043 Comment
  CHSC80876  Castilleja miniata subsp. miniata Lowell Ahart 2001-7-19 8946 Plumas Steep slope, on the east side of Hopkins Creek, about 100 yards southwest of the East Branch of Hopkins Creek, about 1/2 mile (air) south of Turkey Town, about 2 1/2 miles (air) southeast of Pilot Peak. 1828 Comment
  UCSB19785  Castilleja miniata subsp. miniata Myrick, Donald 1964-7-21 Plumas Meadow at Drakesbad, Lassen Volcanic National Park 1737 Comment
  CHSC32018  Castilleja pilosa L. Ahart 1974-10-1 642 Plumas N of Pilot Peak on w part of Buzzards Roost, ca. 1 mi n of Onion Valley. 1981 Comment
  UC1075647  Castilleja pilosa Robert J. Weatherby 1950-8-11 1509 Plumas trail to Long Lake Boathouse; Lakes Basin Area 1981 Comment
  CHSC89502  Castilleja tenuis G. Douglas Barbe; T. C. Fuller, J. T. Howell 1981-6-25 3327 Plumas Sierra Nevada. 4.8 miles northwest of Antelope Lake; 0.7 mile east of road to Taylor Lake on the road to Antelope Lake. 1661 Comment
  CHSC96934  Castilleja tenuis Lowell Ahart; John Dittes, Josephine Guardino 2007-6-8 14026 Plumas Strand of Lake Davis, southeast of the end of the road, north end of Lake Davis. 1763 Comment
  JEPS113585  Castilleja tenuis Lowell Ahart, Josephine Guardino 2007-7-20 14351 Plumas Strand of Lake Davis, about 100 yards southeast of Long Point, northeast side of Lake Davis 1763 Comment
  JEPS4345  Castilleja tenuis W. L. Jepson 1910-6-5 4074 Plumas Hot Springs Valley; Lassen Pk. 1706 Comment
  CAS-BOT-BC47971  Ceanothus John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-25 54296 Plumas Sierra Nevada - East side of Indian Valley just north of Taylorsville 1112 Comment
  CHSC46502  Ceanothus cordulatus Lowell Ahart 1974-8-15 607 Plumas Along the road near White Cap, about 10 miles south of Slote. 1676 Comment
  CHSC46504  Ceanothus cordulatus Lowell Ahart 1975-7-16 885 Plumas About 1 mile north of Little Grass Valley Reservoir. On an open hillside. 1828 Comment
  POM282975  Ceanothus cordulatus Lyman Benson 1932-7-29 4007 Plumas Buck Lake, Sierra Nevada Mountains. Feather River Drainage Area. 2134 Comment
  RSA60216  Ceanothus cordulatus E. K. Balls 1950-9-6 15690 a Plumas 3.1 miles E of turn to Sloat, Hwy 24, between Quincy and Portola. 1250 Comment
  UC1070971  Ceanothus cordulatus G. T. Nordstrom 1934-7-9 202 Plumas 1.5 mi s Mt. Ararat; Bidwell Bar quad, Plumas National Forest 1615 Comment
  UCD150831  Ceanothus cuneatus J. Bisbee 2013-5-30 585 Plumas Plumas County, Summit of Red Hill. Near communications towers. 1890 Comment
  SEINET7063413  Ceanothus cuneatus var. cuneatus A. G. Vestal 1947-3-28 s.n. Plumas About 5 miles north of Warner Valley. UTM Zone 10, 640741mE, 4476732mN. (WGS84/NAD83). 1658 Comment
  UC338008  Ceanothus cuneatus var. cuneatus Lemmon 1889-5-27 Plumas Mohawk Valley Comment
  CAS-BOT-BC50774  Ceanothus integerrimus Lewis S. Rose 1968-6-11 68097 Plumas Confluence of Butterfly Creek & Spanish Creek near Keddie 975 Comment
  CAS-BOT-BC50775  Ceanothus integerrimus H. M. Hall 1912-6-30 9303 Plumas Sierra Nevada Mts. - Spanish Ranch 1158 Comment
  UCD111983  Ceanothus integerrimus James I. Mallory 1969-8-21 357 Plumas 1 1/2 miles north-northwest of Camel Peak and 9 miles west-northwest of La Porte, Plumas National Forest. 1524 Comment
  CAS-BOT-BC51043  Ceanothus integerrimus var. macrothyrsus Mrs. E. C. Sutliffe 1920-9-1 s.n. Plumas Gold Valley Comment
  RSA104151  Ceanothus integerrimus var. puberulus T. C. Porter 1876-1 s.n. Plumas [No location data on label] Comment
  CAS-BOT-BC63326  Ceanothus prostratus Mrs. H. C. Cantelow 1938-7-2 s.n. Plumas 16.5 mi. e. of Sierra City. Comment
  CDA14762  Ceanothus prostratus G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-25 3334 Plumas Indian Creek Bridge 0.1 mile northwest of junction with road to Antelope Lake dam. 1584 Comment
  UC1071279  Ceanothus prostratus C. W. Hanks 1934-8-8 15 Plumas ridge top nw Sierra Valley; Plumas National Forest, Sierraville Quadrangle Comment
  UC634988  Ceanothus prostratus Herbert L. Mason 1924-6-16 1046 Plumas Graegle Comment
  SEINET10493655  Ceanothus prostratus Mary Susan Taylor, M. Foster 1981-8-13 Taylor 4176 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
  CHSC73429  Ceanothus velutinus B. Castro 1995-11-30 630 Plumas Ca 0.22 air mi E of Soapstone Hill, and ca 0.1 mi N of 'Prospect' site on maps, on E edge of USGS Rd 23N23 just S of major W-trending ravine. 1584 Comment
  RSA59902  Ceanothus velutinus E. K. Balls 1950-9-14 15817 Plumas 6 miles northwest of Chester, North Fork Feather River Comment
  CAS-BOT-BC63189  Ceanothus velutinus var. velutinus A. A. Heller 1915-7-7 12069 Plumas Near the summit of Soapstone ridge in the Sierra Nevada. 12 mi. w. of Bucks in the forest. 1676 Comment
  CAS-BOT-BC272087  Centaurea cyanus John Thomas Howell 1961-6-21 36654 Plumas Greenville, Sierra Nevada 1097 Comment
  CHSC84527  Centaurea cyanus John Dittes; Lowell Ahart 2003-8-8 2003 -98 Plumas Northern High Sierra Nevada; northern Sierra Valley, ca. 3.9 air-mile southeast of Beckwourth, 9.8 air-mile northeast of Calpine, ca. 0.8 mile south of Western Pacific Railroad. At edge of Dyson Lane. 1488 Comment
  CDA43456  Centaurea stoebe subsp. australis Jennifer Wiley 2015-8-18 PDR# 320 P06131499 Plumas Chester Airport, 241 Masson Road, Chester. 0 Comment
  CHSC65325  Centaurea stoebe subsp. micranthos Lowell Ahart 1995-10-1 7642 Plumas In gutter, about 150 yards south of where the road crosses the South Fork of the Feather River, north east of the Feather Fork Mine, about 6 (air) miles north-east of La Porte. 1706 Comment
  CHSC46537  Cephalanthera austiniae Lowell Ahart 1976-7-7 1168 Plumas About 2 miles south-west of Cold Water Creek, about 6 miles south-west of Grizzly Mountain. 1524 Comment
  CHSC100440  Cerastium fontanum subsp. vulgare Lowell Ahart 2008-9-10 15365 Plumas On the bottom of East Branch Creek, on the east side of Quincy La Porte Road, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte. 1593 Comment
  SBBG50559  Cercocarpus ledifolius var. intermontanus D. Ahrenholz 1964-5-16 20 Plumas Quincy Comment
  CAS-BOT-BC276721  Chaenactis douglasii var. douglasii John Thomas Howell 1926-7-26 2118 Plumas Near Prattville 1524 Comment
  CAS-BOT-BC276725  Chaenactis douglasii var. douglasii John Thomas Howell 1960-8-20 36285 Plumas Kelly Camp, near Drakesbad 1615 Comment
  CHSC21587  Chaenactis douglasii var. douglasii L. M. Mayer; D. E. Brink Jr. 1975-8-8 Plumas Bucks Lake. Found on hillsides of the section. Comment
  CHSC64067  Chaenactis douglasii var. douglasii B. Castro; R. A. Schlising 1987-7-21 169 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
  POM183494  Chaenactis douglasii var. douglasii J. G. Lemmon 1874-09 s.n. Plumas Sierra Valley Comment
  UCD130278  Chaenactis douglasii var. douglasii John Thomas Howell 1960-8-20 36285 Plumas Kelly Camp, near Drakesbad. 1615 Comment
  UC103956  Chamaesaracha nana Mrs. R. M. Austin Jun 1894 305 Plumas hills near Willow Lake Comment
  RSA59273  Chamaesyce serpillifolia E. K. Balls 1950-8-31 15567 Plumas Behind Forest Service Ranger Station, Quincy, American Valley Comment
  CHSC20754  Chamaesyce serpillifolia subsp. serpillifolia K. R. Stern 1975-7-23 5870 Plumas W shore of Lake Almanor. 1371 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
  SEINET5714400 Image available Cheilanthes gracillima Jennifer Kent 1974-1 71 Plumas In vicinity of Rock Lake, Plumas National Forest.; Rock Lake 1920 Comment
  JEPS113925  Chenopodium desiccatum W. and N. Harnach 2000-8-2 972 Plumas Sierra Valley 1.5 miles south of Highway 70 on A-23, 0.25 miles east of A-23. South of Beckwourth, CA (Sierra Valley Farms) Comment
  CHSC28924  Chimaphila menziesii L. Hanson 1979-7-23 56 Plumas On ridge south of Coldwater Creek near intersection of roads to Kellogg Lookout and to Mt. Ararat. Comment
  POM286884  Chimaphila menziesii Lyman Benson 1932-7-29 4011 Plumas Buck Lake, Sierra Nevada Mountains. Feather River Drainage Area. 2134 Comment
  CAS-BOT-BC452238  Chimaphila umbellata Mrs. E. C. Sutliffe 1919-8-1 s.n. Plumas Gold Lake Region Comment
  CHSC63458  Chimaphila umbellata Lowell Ahart 1994-7-28 7539 Plumas North-east of Frenchman Hill, south-west of Bucks Lake. 1706 Comment
  RSA122824  Chimaphila umbellata subsp. occidentalis C. G. Albertus 1935-8-15 269 Plumas One mile south of Lovejoy. 1860 Comment
  UCR123995  Chrysanthemum leucanthemum George K. Helmkamp, E. A. Helmkamp 2001-7-6 6852 Plumas Sierra Nevada Mountains, Calif. Hwy 89, ESE of Lake Almanor at Crescent Mills 976 Comment
  CHSC56544  Chrysolepis sempervirens L. P. Janeway 1984-7-13 916 Plumas Near Grizzly Creek campground (southwest of Bucks Lake). 1584 Comment
  UC1135255  Chrysolepis sempervirens E. Sawyer 1935-5-28 50 Plumas 3.75 mi n Hawks; Plumas National Forest, Sierraville Quad. 1767 Comment
  UCD110124  Chrysolepis sempervirens Beecher Crampton 1964-8-26 7166 Plumas 5.2 miles n.w. of Chester, High Bridges Campground, Warner Creek. 1493 Comment
  CDA10761  Chrysothamnus parryi subsp. latior R. V. Zahm 1964-8-27 Plumas Along railroad tracks, Almanor Railroad between Chester & Westwood. 0 Comment
  POM124123  Chrysothamnus parryi subsp. nevadensis I. M. Johnston 1919-9-2 2183 Plumas Keddie, open bench about the W. Pac. Station 982 Comment
  RSA129838  Chrysothamnus parryi subsp. nevadensis C. G. Albertus 1935-8-12 260 Plumas 2 miles NE of Grizzly Peak. 1738 Comment
  CAS-BOT-BC308934  Chrysothamnus viscidiflorus Greg Sommers 1976-8-4 216 Plumas Sierra Valley Marsh - Sierra Nevada 1524 Comment
  CAS-BOT-BC100822  Chrysothamnus viscidiflorus subsp. viscidiflorus Lewis S. Rose 1934-7-23 34418 Plumas Chilcoot, Sierra Valley 1522 Comment
  CHSC31226  Chrysothamnus viscidiflorus subsp. viscidiflorus M. S. Taylor 1980-10-8 3364 Plumas S side of Beckworth Rd ca. 1/4 mi se of its jct with Beckworth-Genesee Rd, ca. 10 mi e of Taylorsville. Comment
  UCD127286  Cicuta douglasii R. Tofsrud 1948-7-20 s.n. Plumas Between Quincy and Quincy Junction. Comment
  RSA52865  Circaea alpina subsp. pacifica R. Weatherby 1950-7-7 1451 Plumas Gansner Creek, Quincy. 1220 Comment
  JEPS59256  Cirsium andersonii John Thomas Howell 1926-7-24 2104 Plumas near Prattville 1463 Comment
  UC176318  Cirsium andersonii A. A. Heller and P. B. Kennedy 1907-7-18 8881 Plumas grade between Beckwith and Red Clover Valley Comment
  UCR270575  Cirsium andersonii John F. Emmel 2001-7-24 1738 Plumas Northern Sierra Nevada Mtns., 1.2 road miles west of Little Grizzly Campground, c. 6 air miles ESE of Humboldt Summit 1829 Comment
  SEINET10904931  Cirsium andersonii Mary Susan Taylor 1981-7-21 Taylor 4095 Plumas T25N R11E sw/ne sec 31, Spring Garden quad. In Red Fir Forest disturbed areas, ca. 1/8 mi E of 25N18, ca. 1 mi SE of Taylor Rock, ca. 7 air mi N of Spring Garden. 6600 ft. 2011 Comment
  CHSC34319  Cirsium arvense L. Ahart 1981-9-6 3102 Plumas Indian Creek, 1/2 mi sw of the jct of Hwy 89 and Arlington Rd, ca. 1.5 mi sw of Crescent Mills. 1200 Comment
  JEPS59320  Cirsium arvense W. L. Jepson 1939-8-8 19360 Plumas Quincy 1051 Comment
  CAS-BOT-BC278025  Cirsium cymosum John Thomas Howell 1962-6-17 37713 Plumas Portola 1463 Comment
  JEPS125974  Cirsium cymosum var. canovirens D. W. Taylor 2001-6-20 17805 Plumas Plumas National Forest; ridge dividing Middle Creek from Indian Creek, ca 2.5 air miles SSW of Antelope Lake Dam. Comment
  SEINET7451111 Image available Cirsium cymosum var. cymosum A. A. Heller, P. B. Kennedy 1907-7-18 8880 Plumas Grade between Beckwith and Red Clover valley Comment
  CAS-BOT-BC278099  Cirsium douglasii var. breweri John Thomas Howell 1960-7-24 35988 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  CAS-BOT-BC279951  Cirsium douglasii var. breweri John Thomas Howell 1960-7-24 35986 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  CAS-BOT-BC279955  Cirsium douglasii var. breweri John Thomas Howell 1960-7-24 35984 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  CAS-BOT-BC285546  Cirsium occidentale var. candidissimum John Thomas Howell 1951-6-29 27750 Plumas Feather River Canyon 548 Comment
  CDA1374  Cirsium occidentale var. candidissimum T. C. Fuller 1957-9-16 304 -57 Plumas Storrie. Comment
  CHSC34932  Cirsium occidentale var. candidissimum M. S. Taylor 1981-7-27 4130 Plumas Between Drum and Notson Bridges, n side of Beckwourth-Genesee Rd, ca. 6 air mi e of Genesee. 1584 Comment
  CAS-BOT-BC280432  Cirsium ochrocentrum T. C. Fuller 1959-10-2 3230 Plumas Loyalton-Vinton Rd., just N/Co. line 7.3 mi S/Vinton Comment
  CDA1514  Cirsium ochrocentrum var. ochrocentrum T. C. Fuller, W. T. Parsons 1960-7-27 4889 Plumas Sierra Valley; W side of Loyalton-Vinton Hwy (Hwy 49) just N of Sierra County line. Comment
  CAS-BOT-BC286362  Cirsium scariosum A. A. Heller; P. B. Kennedy 1907-7-15 8855 Plumas Near mouth of Little Grizzly Creek below Genessee [Genesee] Comment
  CAS-BOT-BC286445  Cirsium scariosum John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-25 54333 Plumas 2.8 miles north-northeast of Englemine on Diamond Mt. Road 1341 Comment
  CAS-BOT-BC286451  Cirsium scariosum John Thomas Howell 1960-7-24 35985 Plumas Lassen Volcanic National Park. Drakesbad 1828 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
  CHSC108713  Cirsium scariosum var. americanum B. Castro; L. P. Janeway 2001-7-22 1352 Plumas N. Sierra Nevada High. Between Frenchman Hill and the NW end of Red Mtn, on a low peak along ridge. On open forest floor up from road (the western extension of USFSRd 23N69). 1798 Comment
  CDA1131  Cirsium undulatum J. R. Keck Jr., R. Swanson 1967-8-17 s.n. Plumas About 6 mi. s. of Vinton; 1 mi. n. of county line, 200 yds. w. of Hwy 49 to Loyalton. 0 Comment
  CAS-BOT-BC438647  Cistanthe John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54278 Plumas Mt. Hough 2203 Comment
  CAS-BOT-BC228916  Cistanthe umbellata Mrs. H. C. Cantelow 1941-7-20 s.n. Plumas About 10 miles south of Quincy on road to La Porte 1981 Comment
  RSA122166  Clarkia lassenensis E. Sawyer 1935-6-5 71 Plumas 3.25 miles SE of Beckwith Butte 1585 Comment
  CHSC71148  Clarkia mildrediae subsp. lutescens L. P. Janeway; Loren Gehrung 1993-8-5 4494 Plumas South-facing slope between Road 22N57 and Black Rock Creek; about 0.1 mi north of the tip of this arm of Little Grass Valley Reservoir. 1569 Comment
  CHSC83710  Clarkia mildrediae subsp. mildrediae L. P. Janeway 2001-6-28 7239 Plumas High Cascade Range. East-facing slope of ridge overlooking North Fork Feather River and Caribou Road, about 2.6 km north of confluence of East Branch North Fork Feather River; along Road 26N26 3.4 km from Caribou Road. 1067 Comment
  CAS-BOT-BC163861  Clarkia purpurea subsp. quadrivulnera John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1967-7-12 2133 Plumas At spring. Butterfly Botanical Area and Vicinity 1127 Comment
  HSC101679  Clarkia rhomboidea Dillon North Davis 2013-5-28 8 Plumas 4.1 miles south on FS Road 25N17 from intersection with Highway 70, ~ 400 m northwest of hairpin turn. 1520 Comment
  CAS-BOT-BC164917  Clarkia rhomboidea John Thomas Howell; Gordon H. True 1967-6-11 43289 Plumas 2.5 miles from Quincy Junction on road to Mt. Hough 1249 Comment
  CAS-BOT-BC164923  Clarkia rhomboidea R. W. Thorp 1963-7-2 63 -51 Plumas 23 miles southeast of Quincy Comment
  UC1143257  Clarkia rhomboidea H. and M. Lewis, F. Vasek 1950-6-30 748 Plumas 3.8 mi s Yellow Creek Bridge (Hwy.24, by dam); Feather River Comment
  CHSC82615  Clarkia stellata L. P. Janeway 2001-7-3 7258 Plumas Northern High Sierra Nevada. Top of south-facing slope overlooking Middle Fork Feather River; head of Sherman Creek. 1707 Comment
  CHSC86950  Clarkia stellata L. P. Janeway 2001-6-19 7185 Plumas High Cascade Range. Willow Lake; along north side of the lake, above the trail 3-12 m. 1658 Comment
  UC1586083  Clarkia stellata Barbara Ertter with Gary Schoolcraft 1989-7-3 8638 Plumas ca. 10 airmiles s. Susanville (rd. to Lone Rock & Red Rock on s. side of Diamond Mt., neaar Morton Creek crossing); Diamond Mt. 1828 Comment
  SEINET10885380  Clarkia stellata A. Arthur Heller, Patrick B. Kennedy 1907-7-9 Heller 8778 Plumas Prattville Comment
  CAS-BOT-BC451737  Claytonia lanceolata G. Schoolcraft 1989-7-3 1943 Plumas Diamond Mtns. between Diamond & Red Rock peaks. Comment
  CHSC98348  Claytonia lanceolata L. P. Janeway 2007-6-3 9015 Plumas Northern High Sierra Nevada. Eastern end of Red Mountain, along the high exposed rocky ridgeline. 1929 Comment
  CHSC81401  Claytonia parviflora subsp. parviflora L. P. Janeway 1996-5-20 4974 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
  CHSC101784  Claytonia rubra subsp. rubra Lowell Ahart; John Dittes, Josephine Guardino 2009-6-14 15864 -A Plumas North of cut bank of Forest Road 27N01Y, about 1.3 miles (air) west of Lake Almanor Dam. 1462 Comment
  CHSC75524  Claytonia rubra subsp. rubra G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-24 3232 Plumas Mt. Hough-Crystal Lake Road 0.2 mile south of China Grade Road (to Taylorsville). 1737 Comment
  SEINET5336440  Claytonia rubra subsp. rubra D. Solari 1941-3-30 10 Plumas Sandy soil, S facing bank of Stream. 1615 Comment
  CDA19235  Collinsia parviflora G. D. Barbe, T. C. Fuller 1982-6-17 3829 Plumas Plumas National Forest; South shore of Frenchman Reservoir (Lake), 0.4 mi E of Frenchman Dam. 1706 Comment
  CHSC101857  Collinsia parviflora Lowell Ahart; John Dittes, Josephine Guardino 2009-6-15 15888 Plumas About 200 yards northwest of Lake Almanor Dam, depression in mined over area. 1421 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
  UCD123649  Collinsia parviflora Grady L. Webster 1992-5-17 7765 Plumas 2 miles southwest of Grizzley Valley Dam. 1737 Comment
  SBBG128276  Collinsia rattanii L. Ahart, J. Dittes, J. Guardino 2009-6-14 15859 Plumas NW of cut bank of Forest Rd 27N01Y, ca. 1.3 mi W of Lake Almanor Dam 1462 Comment
  RSA412240  Collinsia torreyi Dorothy Davis 1923-08 s.n. Plumas Gold Lake. Comment
  UC586856  Collinsia torreyi var. torreyi Joseph Andorfer Ewan 1934-6-25 8225 Plumas Gold Lake Road above Dentons (Blairsden) Blairsden; Gold Lake Road above Dentons (Blairsden) 1676 Comment
  CHSC43483  Collinsia torreyi var. wrightii Lowell Ahart 1975-7-20 918 Plumas On the mountain side west of Bunker Hill Creek, about 1 mile north of the Bunker Hill Mine, about 10 miles north-east of La Porte. 1828 Comment
  CDA14729  Collomia grandiflora G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-24 3256 Plumas 2.5 miles southeast of Mt Hough summit, 0.4 mile northwest of China Grade Road (to Taylorsville). 1798 Comment
  RSA71855  Collomia linearis F. W. Peirson 1926-6-21 6783 Plumas East slope of Sierra Nevada on Humboldt Road Comment
  CDA15381  Collomia tinctoria G. F. Hrusa 1997-6-26 13898 Plumas Sierra Nevada; 2.5 mi. E of Spring Garden on Hwy 70, and 0.5 m. S of Estray Ck. Comment
  CHSC62502  Collomia tinctoria B. Castro; Robin Ondricek-Fallscheer 1990-6-14 462 Plumas Ca 5.5 air mi S of Bucks Lake and 0.1 mi SE of jcn USFS Rd 23N18 with Rd 23N70, in the Arkansas Ravine area. 1524 Comment
  CHSC115826  Comarum palustre Lowell Ahart; John Dittes, Josephine Guardino, Steve Green 2015-7-31 20425 Plumas On the west side of Duck Lake (near Blue Lake), 1180 feet north of Forest Service Road 29N18, 3.19 air-miles west-southwest of Sifford Mt., 6.41 air-miles south-southeast of Lassen Peak. 1892 Comment
  CHSC48864  Comarum palustre Vernon Oswald 1985-7-8 1890 Plumas Warner Valley Rd. 4.5 mi n of its jct. with Wilson Lake Rd. 1560 Comment
  SEINET10470004  Corallorhiza maculata Lowell Ahart, Peter Ahart 1984-6-21 Ahart 4719 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
  CDA18739  Corallorhiza striata G. D. Barbe, T. C Fuller 1982-7-16 3781 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
  SEINET10470005  Corallorhiza striata Lowell Ahart, Peter Ahart 1984-6-21 Ahart 4718 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
  CHSC21319  Cordylanthus tenuis subsp. tenuis F. T. Griggs; A. Pass 1975-7-30 268 Plumas Buck's Lake Forest Service Survey. Comment
  RSA246643  Cordylanthus tenuis subsp. tenuis Robert F. Thorne, Larry E. DeBuhr, C. W. Tilforth 1972-9-20 42353 Plumas Plumas National forest: Along Hwy. 70 two miles N of Quincy. 1098 Comment
  UC1409091  Cordylanthus tenuis subsp. tenuis Robert F. Thorne, L. DeBuhr, and C. W. Tilforth 1972-9-20 42353 Plumas 2 mi n Quincy (along Hwy 70); Plumas National Forest 1097 Comment
  RSA40419  Cordylanthus tenuis subsp. tenuis P. A. Munz 1948-8-12 12342 Plumas Forest Lodge, Greenville. 1128 Comment
  CAS-BOT-BC209428  Cornus nuttallii Mary Strong Clemens 1920-6-22 s.n. Plumas Quincy Comment
  RSA232860  Cornus nuttallii L. S. Rose 1968-6-11 68107 Plumas Butterfly Valley, 4 mi. s. of Keddie. 1037 Comment
  SBBG59862  Cornus nuttallii A. Lefebure 1941-9-21 Plumas Union Crk Trail Comment
  CAS-BOT-BC210316  Cornus sericea John Thomas Howell 1955-7-20 30842 Plumas Mohawk 1371 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
  UC565956  Cornus sericea subsp. sericea F. W. Embree 1934-6-6 82 Plumas 1 1/2 mi. n.w. Bucks Mt.; Bidwell Bar Quad. 1524 Comment
  SEINET10573669 Image available Corydalis caseana John G. Lemmon Lemmon s.n. Plumas Cool springs and streams from Sierra Valley to Big Meadows. Collected with Prof. E.L. Case. Comment
  SEINET5339233  Corydalis caseana M. J. Williams 1966-7-11 s.n. Plumas Jamison Creek above Johnsville. 1829 Comment
  CAS-BOT-BC401874  Corydalis caseana subsp. caseana Lowell Ahart 1976-7-7 s.n. Plumas At camp on Cold Water Creek 1524 Comment
  UC120141  Corydalis caseana subsp. caseana D. Cleveland 1882-7-25 Plumas Big Spring Comment
  UC1135190  Corylus californica G. T. Nordstrom 1934-7-11 216 Plumas Plumas National Forest, Lower Bucks Lake Lower Bucks Lake; Plumas National Forest, Lower Bucks Lake 1554 Comment
  POM106659  Corylus cornuta var. californica Marcus E. Jones 1897-7-9 s.n. Plumas On road from Prattville to Chico. 915 Comment
  CAS-BOT-BC141572  Crataegus douglasii Mrs. Jos Clemens 1919-10-30 s.n. Plumas Taylorsville Comment
  SD8926  Crepis R. M. Austin 1882-7-24 Plumas Big Meadows Comment
  UCD130990  Crepis A. A. Beetle 1941-6-28 2790 Plumas west side of Lake Amanor. Comment
  CAS-BOT-BC290446  Crepis acuminata L. W. Swift 1934-5-18 116 Plumas Plumas National Forest. Sugar Loaf near Meadow View 1889 Comment
  CAS-BOT-BC290456  Crepis acuminata Anna Head 1920-7-23 s.n. Plumas Lake Center Camp, near Green Lake. Feather River Region 1920 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
  UC566960  Crepis acuminata E. Sawyer 1935-6-18 123 Plumas 5 mi se Crow; Sierraville Quadrangle 1981 Comment
  CDA13933  Crepis monticola G. F. Hrusa 1997-6-26 13871 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
  SEINET10839182  Crepis occidentalis Lowell Ahart, Peter Ahart 1983-8-17 Ahart 4333 Plumas Near Onion Valley, west of Pilot Peak, near the Quincy-LaPorte Rd, northeast of La Porte. Red Fir Forest; 2000 m. 2000 Comment
  JEPS113448  Crepis occidentalis subsp. conjuncta Lowell Ahart, John Dittes, Josephine Guardino 2007-6-8 13987 Plumas East side of an open rocky flat, 30 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis 1965 Comment
  CAS-BOT-BC290859  Crepis pleurocarpa John Thomas Howell 1924-8-11 629 Plumas Two miles east of Chester on road to Westwood 1310 Comment
  CAS-BOT-BC290860  Crepis pleurocarpa John Thomas Howell 1926-7-20 2087 Plumas Near Prattville 1463 Comment
  CHSC80803  Crepis pleurocarpa Lowell Ahart 2001-7-19 8937 Plumas Steep slope, on the east side of Hopkins Creek, about 100 yards southwest of the East Branch of Hopkins Creek, about 1/2 mile (air) south of Turkey Town, about 2 1/2 miles (air) southeast of Pilot Peak. 1828 Comment
  UC346536  Crepis pleurocarpa E. B. Babcock and M. Navashin 1928-6-25 182 Plumas along trail fr. Meadow Valley to Spanish Pk. 1524 Comment
  UC353953  Crepis pleurocarpa E. B. Babcock 1928-7-1 184 Plumas Miss Jenkins' cabin Meadow Valley, Fritillaria Gulch Comment
  UC1100184  Crypsis vaginiflora Malcolm A. Nobs and S. Galen Smith 1949-8-19 1408 Plumas ca 2 mi s Greenville; Indian Valley Comment
  CAS-BOT-BC189304  Cryptantha Clare B. Hardham 1978-8-11 21782 Plumas About 5 miles SE of Thompson Peak Comment
  CAS-BOT-BC177811  Cryptantha T. C. Fuller; G. D. Barbe 1981-6-24 54228 Plumas 6 miles southeast of Mt. Hough on road to Quincy 1645 Comment
  CDA15030  Cryptantha affinis G. F. Hrusa 1997-6-26 13897 Plumas Sierra Nevada; 2.5 mi. E of Spring Garden on Hwy 70, and 0.5 mi. S of Estray Ck. Comment
  JEPS115791  Cryptantha affinis Lowell Ahart, John Dittes, Josephine Guardino 2009-6-14 15858 Plumas Northwest of cut bank of Forest Road 27N01Y, about 1.3 miles (air) west of Lake Almanor Dam 1462 Comment
  RSA769817  Cryptantha affinis L. P. Janeway, B. Castro 2009-7-18 9862 Plumas Northern High Sierra Nevada. Near head of a major northwestern fork of Toland Creek, 1.7 air km northeast of Soapstone Hill and about 100 m southeast of Oroville-Quincy Hwy 1643 Comment
  SD71011  Cryptantha affinis John Thomas Howell 1960-7-17 35487 Plumas Drakesbad 1675 Comment
  UCD119040  Cryptantha affinis John Thomas Howell 1960-7-17 35487 Plumas Lassen Volcanic National Park, Drakesbad. 1676 Comment
  CAS-BOT-BC189535  Cryptantha circumscissa var. circumscissa Lewis S. Rose 1934-7-23 34416 Plumas Chilcoot, Sierra Valley 1522 Comment
  CHSC53191  Cryptantha simulans L. P. Janeway 1989-6-29 3420 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
  UC79294  Cryptantha simulans T. S. Brandegee 1892-7-4 Plumas Prattville Comment
  CDA41487  Cryptantha torreyana B. A. Smith, G. F. Hrusa 1996-7-15 s.n. Plumas Sierra Nevada; near summit of hill on E side of Rattlesnake Creek, 1/2 mi. S of Hwy 70, and approx. 15 mi. E of Quincy. 1584 Comment
  CHSC41893  Cryptantha torreyana Lowell Ahart 1986-7-25 5372 Plumas Along Cleghorn Bar Road, about 1 1/2 miles west of Finger Board, about 4 miles north-west of Pilot Peak. 1828 Comment
  CHSC91910  Cryptantha torreyana Lowell Ahart; Josephine Guardino 2005-8-9 12253 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
  JEPS95556  Cryptantha torreyana Lowell Ahart 1994-7-7 7456 Plumas N side of Pacific Crest Trail, Bunker Hill Ridge, about 3/4 air miles SE of Pilot Peak 1828 Comment
  SBBG32305  Cryptantha torreyana L. S. Rose 1967-7-11 67157 Plumas Mt Hough Rd, 2 mi NE of Quincy Junction 1219 Comment
  SEINET1869803  Cryptantha torreyana Barbara Ertter 1988-1 7846 Plumas Diamond Mts. Ca 12 airmiles SSW of Susanville, Snoring Springs 1/2 mi N of Diamond Mt-Greenville-Red Rock jct, meadow in mixed conifer forest 1981 Comment
  CHSC46027  Cryptogramma acrostichoides Lowell Ahart 1979-8-4 2008 Plumas At the head of Dixon Creek, north of the Buzzards Roost Ridge, about 1 mile north of Pilot Peak, about 12 miles north-east of La Porte. 1584 Comment
  CHSC33924  Cupressus bakeri M. S. Taylor 1981-8-13 4175 Plumas N and NE side of w flank of Wheeler Peak ridge, ca. 5 air mi n of Genesee. 1981 Comment
  NY16593  Cupressus bakeri J. Kusano 1987-9-29 428 Plumas Plumas National Forest, Greenville Ranger District, near Mud Lake 2042 Comment
  UCD133452  Cupressus bakeri M. S. Taylor 1981-8-13 4175 Plumas Genesee Valley quad. N and NE side of west flank of Wheeler Peak ridge, ca. 5 air mi. NE of Genesee. 1981 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
  RSA201283A  Cuscuta californica J. T. Howell 1960-7-19 35689 Plumas Drakesbad 1677 Comment
  CAS-BOT-BC224544  Cuscuta californica John Thomas Howell; G. D. Barbe; T. C. Fuller 1981-6-26 54407 Plumas South end of Walker Plain near Buckeye. About 8 miles southwest of Bucks Lake on road to Oroville 1524 Comment
  CHSC36925  Cuscuta californica var. breviflora M. S. Taylor; H. Swanson 1982-8-11 4964 Plumas Along Pacific Crest Trail, ca. 1 mi nw of A-Tree, ca. 5 mi sw of Johnsville. 2133 Comment
  SEINET10496631  Cuscuta occidentalis Mary Susan Taylor, H. Swanson 1982-8-11 Taylor 4964 Plumas T21N R11E north half of sec 4. Sierra City NW and Mt Fillmore quads. Along Pacific Crest Trail, ca. 1 mi nw of A-Tree, ca. 5 mi sw of Johnsville. Montane Coniferous Forest; 7000 ft. 2133 Comment
  CHSC36926  Cuscuta subinclusa M. S. Taylor 1982-8-10 4954 Plumas Along 26N88, just e of its jct with Seneca Rd (306), ca. 7 mi sw of Canyon Dam. Comment
  SEINET12282870  Cycladenia humilis J. G. Lemmon 6 s.n. Plumas Peaks of Plumas Co Comment
  CHSC81635  Cyperus squarrosus Lowell Ahart 2001-10-8 9306 Plumas On the sides of Boulder Creek, below the high water line of Antelope Lake, about 24 mies (air) northeast of Quincy. 1522 Comment
  UCD141099  Cyperus squarrosus E. K. Balls 1950-9-14 15814 Plumas 6 miles NW of Chester, North Fork Feather River. 1402 Comment
  JEPS113934  Cyperus squarrosus W. and N. Harnach 2000-8-2 969 Plumas Sierra Valley 1.5 miles south of Highway 70 on A-23, 0.25 miles east of A-23, South of Beckwourth, CA (Sierra Valley Farms) Comment
  UC1100556  Cyperus squarrosus Malcolm A. Nobs and S. Galen Smith 1949-8-18 1388 Plumas just s. Chester (Last Chances Marshes at n. end of Lake Almanor); Lake Almanor, Last Chances Marshes Comment
  UC698534  Cyperus squarrosus Dorothy E. Beetle 1941-6-28 58 Plumas n.w. corner Lake Almanor 975 Comment
  CHSC21814  Cypripedium fasciculatum F. T. Griggs; A. Pass 1975-7-31 270 Plumas Grizzly Forebay. ... Field redacted by CHSC, contact the data manager for more information Comment
  CHSC108126  Cystopteris fragilis Lowell Ahart 2011-9-20 17691 Plumas On the south side of Onion Valley Creek, on the north side of Pilot Peak, about 9 miles (air) northeast of La Porte. 2001 Comment
  CHSC21805  Cystopteris fragilis F. T. Griggs; A. Pass 1975-7-8 101 Plumas Buck's Lake Forest Service Survey. Comment
  CHSC84935  Cystopteris fragilis Lowell Ahart 2003-10-17 10643 Plumas Cliffs northeast of Humboldt Peak, about 3/4 mile east of Humboldt Summit, about 8 miles (air) northeast of Butte Meadows. 2103 Comment
  CHSC84994  Cystopteris fragilis Lowell Ahart 2003-10-17 10652 Plumas Cliffs north of Humboldt Peak, on the south side of the Pacific Crest Trail, about 1/2 mile east of Humboldt Summit, about 8 miles (air) northeast of Butte Meadows. 2042 Comment
  CHSC89308  Damasonium californicum G. F. Hrusa; P. Kerr, S. Winterton 2004-6-25 16324 Plumas Northern Sierra Nevada. Farm pond few mi. E of Portola along Hwy 70, immed. adjacent to Hwy. 1554 Comment
  POM119131  Damasonium californicum Marcus E. Jones 1897-7-5 s.n. Plumas Prattville. 1372 Comment
  RSA233763  Damasonium californicum Robert F. Thorne, C. W. Tilforth 1969-9-6 39249 Plumas Along Feather River 1 mi. SW of Beckwourth 1357 Comment
  SD6434  Damasonium californicum Daniel Cleveland 1882-7-22 Plumas Prattville Comment
  CAS-BOT-BC445536  Damasonium californicum John Thomas Howell 1926-7-30 2161 Plumas Near Prattville 1371 Comment
  CAS-BOT-BC189664  Danthonia californica David D. Keck 1944-7-8 5440 Plumas Sierra Nevada. East end of Lake Almanor, east side of dam. 1341 Comment
  CAS-BOT-BC189670  Danthonia californica John Thomas Howell 1973-7-10 49753 Plumas Sierra Nevada. Near Greenville. 1097 Comment
  UCD60679  Danthonia californica var. americana John Thomas Howell 1960-7-22 35888 Plumas Lassen Volcanic National Park. Drakesbad. 1676 Comment
  CAS-BOT-BC192346  Danthonia unispicata Mary S. Clemens 1920-7-3 4 Plumas Greenville Comment
  CDA19259  Danthonia unispicata G. D. Barbe, T. C. Fuller 1982-6-17 3852 Plumas Plumas National Forest; East shore Frenchman Lake at the parking lot; Crystal Fishing Access. 1706 Comment
  UCD61323  Danthonia unispicata P. B. Kennedy; A. A. Heller 1907-7-3 8705 Plumas Hills above Red Clover Valley. Comment
  UC1127099  Darlingtonia californica A. E. Wieslander 1927-7-7 8 Plumas Feather River Experiment Station Downieville Quadrangle 1066 Comment
  UCD119069  Darlingtonia californica J. M. Tucker 1951-8-1 2205 Plumas About 1 mile west of Keddie. Comment
  CAS-BOT-BC76200  Darlingtonia californica M. S. Taylor 1982-8-23 5034 Plumas Under PG&E wire between dirt road and Feather River. Ca. 0.25 mile north of Dutch Creek, ca. 0.5 mile northeast of Twain 853 Comment
  CAS-BOT-BC420651  Darmera peltata Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1433 Plumas In Butterfly Creek near where it empties into Spanish Creek.. 1021 Comment
  RSA468320  Darmera peltata Christopher Davidson 1975-6-7 2743 Plumas Ca 3 mile E of Quincy on Hwy 70-89. Greenhorn Creek. 1120 Comment
  CAS-BOT-BC179652  Delphinium John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-26 54392 Plumas 0.3 miles southwest of Bucks Summit on road to Bucks Lake 1645 Comment
  SEINET5338177  Delphinium R. McKee, H. L. Westover 1918-6-15 s.n. Plumas Chester Comment
  CAS-BOT-BC8925  Delphinium depauperatum M. S. Taylor 1982-5-27 4556 Plumas S side of Bucks Lake-Spanish Creek Road, 4.5 mi. SW of its junction with Hwy 70 in Quincy 1097 Comment
  CAS-BOT-BC8916  Delphinium depauperatum Jean Pawek 1956-5-21 54 Plumas Highway 40, near Highway 89 junction 914 Comment
  CAS-BOT-BC9825  Delphinium nudicaule Mrs. H. C. Cantelow 1940-5-11 4267 Plumas W of Meadow Valley Inn Comment
  SBBG18111  Delphinium nudicaule C. B. Hardham 1961-6-16 7458 Plumas Diamond Peak [Diamond Mountain] Comment
  CAS-BOT-BC9824  Delphinium nudicaule Mrs. H. C. Cantelow 1939-5-30 4266 Plumas N. Spanish Creek, 4 mi. W of Quincy Comment
  POM302109  Delphinium nudicaule H. C. Cantelow 1941-5-21 s.n. Plumas Road to Meadow Valley, 6 miles W of Quincey, alt 3850ft, Plumas County 1174 Comment
  CAS-BOT-BC116117  Delphinium nuttallianum A. A. Heller 1913-6-13 10862 Plumas Near Quincy 1066 Comment
  CAS-BOT-BC116123  Delphinium nuttallianum Lowell Ahart 1983-8-17 4316 Plumas West of Pilot Pk., La Porte, California...near the Quincy La Porte Road, near Onion Valley, 2000 Comment
  CDA25036  Delphinium nuttallianum G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-26 3361 Plumas Sierra Nevada; 0.3 mile southwest of Bucks Summit, southeast of the road formed by Bucks Creek. 1645 Comment
  CHSC21570  Delphinium nuttallianum D. E. Brink Jr.; L. M. Mayer 1975-7-23 Plumas Found in a meadow in the se portion of the section. Comment
  CHSC45507  Delphinium nuttallianum Lowell Ahart 1977-6-20 1432 Plumas About 1/2 mile north-east of Feather Fork Mine, about 6 miles north of La Porte. 1706 Comment
  CAS-BOT-BC116110  Delphinium nuttallianum Alice Eastwood 1927-6-17 14631 Plumas United State Forest Reserve, Long Valley Comment
  UC118562  Delphinium nuttallianum Mrs. R. M. Austin Aug. 1896 446 Plumas Big Meadows Comment
  CDA31656  Deschampsia cespitosa A. A. Beetle 1941-6-28 2771 Plumas W side of Lake Almanor 0 Comment
  POM180943  Deschampsia cespitosa A. A. Heller, P. B. Kennedy 1907-7-9 s.n. Plumas Prattville Comment
  UCR227748  Deschampsia cespitosa R. F. Thorne, C. W. Tilforth, Larry E. DeBuhr 1972-9-20 42358 Plumas Northern Sierra Nevada Mtns., Plumas National Forest, pond north of Goose Lake 2058 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
  CAS-BOT-BC192441  Deschampsia cespitosa subsp. cespitosa David D. Keck 1932-7-3 1677 Plumas Quincy, in the Nothern Sierra Nevada 1065 Comment
  CAS-BOT-BC192445  Deschampsia cespitosa subsp. cespitosa Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1662 Plumas In area adjacent to Sweetwater Meadow 1127 Comment
  CAS-BOT-BC198153  Deschampsia danthonioides John Thomas Howell 1962-6-19 37864 Plumas 5.8 miles E of Beckwourth - Sierra Nevada 1493 Comment
  SEINET3927726  Deschampsia danthonioides Lewis S. Rose 1954-5-30 54064 Plumas Johnsville.; 0 1600 Comment
  UC1131437  Deschampsia danthonioides E. Sawyer 1935-6-24 140 Plumas 3 mi. e.-s.e. Crow; Plumas Nat'l Forest, Sierraville Quad. Comment
  UC790983  Deschampsia danthonioides A. A. Beetle 1941-6-28 2767 Plumas w. side Lake Almanor 1828 Comment
  UCD63443  Deschampsia elongata A. A. Heller 1915-7-7 12068 Plumas Near the summit of Soapstone ridge in the Sierra Nevada, 12 miles west of Bucks. 1676 Comment
  SEINET10508570  Deschampsia elongata Lowell Ahart 1985-7-3 Ahart 5100 Plumas About 4 1/4 miles north-east of La Porte. Comment
  SEINET10834710  Deschampsia elongata A. Arthur Heller 1915-7-7 Heller 12068 Plumas Near the summit of Soapstone ridge in the Sierra Nevada, in granite in the yellow pine belt, 12 miles west of Bucks in moist grassy places, the principal undershrubs Ceanothus and Quercus vaccinifolia. 1676 Comment
  JEPS113668  Dianthus armeria subsp. armeria Lowell Ahart, Josephine Guardino 2007-7-20 14309 Plumas South of a small drainage, northeast edge of a large meadow, east of Lighting Tree Campground, east of the paved road, east side of Lake Davis 1789 Comment
  CHSC4201  Dicentra formosa D. B. Joley 1967-4-22 28 Plumas On slope, ca. 50 feet s of rd. and ca. 0.2 mile s of Cresta Powerhouse on highway 70, ca. 30 mi. n of Oroville. 548 Comment
  SEINET10839078  Dicentra uniflora Lowell Ahart, Peter Ahart 1983-6-28 Ahart 4169 Plumas On the high banks of the South Fork of the Feather River, a little sw of the Feather Frok Mine, ca. 1.5 mi ne of Little Grass Valley Reserv., ca. 5.5 mi n of La Porte. Red Fir Forest. 1750 Comment
  CAS-BOT-BC253626  Dichanthelium acuminatum subsp. acuminatum Thomas H. Kearney 1945-8-16 s.n. Plumas Boiling Springs Lake, near Drakesbad, Lassen National Park Comment
  CAS-BOT-BC242666  Dichanthelium acuminatum subsp. fasciculatum Beecher Crampton 1964-8-25 7157 a Plumas Lassen National Park, Devils Kitchen, Hot Springs Creek canyon, 1.5 miles W. of Drakesbad 1859 Comment
  SEINET241786 Image available Dichanthelium acuminatum subsp. fasciculatum Beecher Crampton 1964-8-25 7157 d Plumas Lassen NP ; Devils Kitchen, Hot Springs Creek Canyon, 1.5 miles W. of Drakesbad. 1859 Comment
  JEPS85855  Dichelostemma congestum Barbara Ertter 1989-7-4 8692 Plumas Coyote Flat w of Lake Almanor (4.2 mi w of Hwy. 89 jct. with Hwy. 36); Coyote Flat 1524 Comment
  CAS-BOT-BC502669  Dichelostemma multiflorum W. W. Wagner 1919-6-7 273 Plumas Sockem [Sockum] Creek, vicinity of Quincy 1371 Comment
  JEPS113539  Dieteria canescens var. canescens Lowell Ahart, Josephine Guardino 2007-7-21 14379 Plumas Around pine trees, about 100 yards northeast of the bridge, about 80 yards east of the intersection, on the north side of the Beckwourth Taylorsville Road, about 2 1/2 miles (air) northwest of the most northwest part of Lake Davis 1793 Comment
  SEINET7845825 Image available Dieteria canescens var. shastensis W. Harnach, N. Harnach 2000-9-3 1003 Plumas Approx 5 miles W of Portola on Co. Rd. A-15, Gold Mountain Development, along the river trail 1463 Comment
  CAS-BOT-BC290983  Dieteria canescens var. shastensis M. S. Taylor 1982-6-28 4782 Plumas Ramelli Ranch, at gate on Calpine Rd, ca. 1/4 mi s of Hwy 70, ca. 1 mi sw of Beckwourth 1487 Comment
  SEINET8733129 Image available Diplacus grandiflorus Helen K. Sharsmith 1955-1 4525 Plumas East Branch of North Fork of Feather River, near Pulga. Altitude ca. 2000 feet. 610 Comment
  CHSC53707  Diplacus mephiticus L. P. Janeway 1989-7-13 3486 Plumas Forest along SW side of Red Clover Valley; ca 1/4 mi SW of Beckwourth-Genesee Rd (rd III) 11.3 mi from Beckwourth. Plumas National Forest. 1699 Comment
  SJSU14464  Diplacus mephiticus N. A. Hopkins 1990-7-1 1623 Plumas 17.2 mi N of Beckwourth on Beckwourth-Genesee Rd 1706 Comment
  CAS-BOT-BC153934  Diplacus pulchellus Mrs. E. C. Van Dyke 1931-6-11 s.n. Plumas Quincy Grade Comment
  CHSC35130  Diplacus pygmaeus M. S. Taylor 1981-6-19 3933 Plumas SW side of Lake Almanor, in small dry meadow between campground and rd to Almanor, ca. 1 mi nw of Prattville, ca. 3/4 mi e of Hwy 89. Comment
  CAS-BOT-BC151684  Diplacus torreyi Mrs. E. C. Van Dyke 1931-6-13 s.n. Plumas Kelly Camp, Mt. Lassen Nat'l Park Comment
  CHSC66773  Diplacus torreyi Vernon H. Oswald; Lowell Ahart 1996-8-14 8182 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
  CHSC82492  Diplacus torreyi Lowell Ahart 2002-6-26 9766 Plumas On the east side of the poor road, about 1 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. 1760 Comment
  CAS-BOT-BC151258  Diplacus torreyi Robert J. Weatherby 1955-7-21 1647 Plumas Bottle Springs, near Middle Fork Feather River 1615 Comment
  UCD169819  Dittrichia graveolens Lowell Ahart; John Dittes 2010-10-5 17302 Plumas On the north side of Highway 70, Serpentine Canyon, 2.7 miles (air) east-northeast of Rich Bar, 3.9 miles (air) wesr of Twain. 813 Comment
  CAS-BOT-BC136103  Dodecatheon alpinum Mrs. H. C. Cantelow 1938-7-4 2305 Plumas N. side Soda Creek, Drakesbad Comment
  UCR178428  Dodecatheon hendersonii E. W. Jameson 1949-4-26 s.n. Plumas Northern Sierra Nevada Mtns., experiment station in Quincy Comment
  UC131883  Downingia bacigalupii Mrs. A. L. Coombs 1902-7-7 Plumas Prattville Comment
  RSA436118  Downingia bacigalupii D. D. Keck 1932-7-6 1716 Plumas Halfway between Prattville and Chester. 1341 Comment
  SEINET10458509  Downingia bacigalupii Mary Susan Taylor 1982-7-8 Taylor 4793 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
  HSC13504  Draperia systyla L. S. Rose 1967-7-12 67141 Plumas Cresta, N Fork Feather River 762 Comment
  UCR115325  Draperia systyla G. D. Barbe, T. C. Fuller 1982-7-15 3745 Plumas Sierra Nevada Mtns, Plumas National Forest. 3.4 mi NE of jct with road to Red Hill 1524 Comment
  JEPS84397  Drosera X obovata V. Oswald and W. Dempsey 1989-8-24 3960 Plumas 11 air mi nw Chester (s edge of park); Lassen Volcanic National Park, Little Willow Lake 1828 Comment
  UCD99523  Drosera filiformis Barry Rice 2009-6-26 BR 090601 Plumas in Butterfly Valley Botanical Area. Comment
  JEPS115702  Drymocallis glandulosa var. glandulosa 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-BC534968  Drymocallis glandulosa var. reflexa David D. Keck 1932-7-3 1639 Plumas Quincy, northern Sierra Nevada, mountain slope south of town 1065 Comment
  CDA38960  Dulichium arundinaceum L. P. Janeway 2000-7-7 6897 Plumas Northern High Sierra Nevada; Marsh on west side of Smith Lake -- enlarged by beaver activity. Comment
  CHSC51512  Dulichium arundinaceum W. D. Dakan 1979-9-24 Plumas Plumas N.F. Camp Elwell. 1950 Comment
  RSA59674  Dulichium arundinaceum E. K. Balls 1950-9-9 15742 Plumas South end of small lake, to west of Lakes Center Public Campground. 2043 Comment
  CHSC94667  Dysphania pumilio Lowell Ahart 2006-10-8 13413 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
  UC1100260  Echinochloa crus-galli Malcolm A. Nobs and S. Galen Smith 1949-8-19 1413 Plumas about 2 mi s Greenville; Indian Valley Comment
  CAS-BOT-BC197262  Echinochloa muricata var. microstachya Lowell Ahart 1981-9-6 3097 Plumas 1 1/2 miles SW of Crescent Mills 1200 Comment
  UC1561212  Elatine brachysperma Barbara Ertter 1988-10-21 8001 a Plumas 1.5 mi e Chester (e end of causway, on hwy 36, s of rd); Lake Almanor Comment
  CHSC81617  Elatine chilensis Lowell Ahart 2001-10-8 9311 Plumas On the sides of Boulder Creek, below the high water line of Antelope Lake, about 24 miles (air) northeast of Quincy. 1522 Comment
  CHSC112616  Elatine rubella Lowell Ahart 2013-9-11 19023 W Plumas Strand of Antelope Lake, where Boulder Creek enters the lake, Antelope Lake, about 15 miles (air) northeast of Taylorsville. 1549 Comment
  RSA518793  Elatine triandra Barbara Ertter 1988-10-21 8001 Plumas Lake Almanor, E end of causeway ca 1.5 mi E of Chester on Hwy 36. 1341 Comment
  CHSC81169  Eleocharis acicularis Lowell Ahart 2001-8-29 9230 Plumas On the bottom of Little Last Chance Creek, on the strand of Frenchman Lake. 1700 Comment
  CHSC82458  Eleocharis acicularis Lowell Ahart 2002-6-26 9756 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
  JEPS115895  Eleocharis acicularis var. bella Lowell Ahart, John Dittes, Josephine Guardino 2009-7-22 16153 Plumas Meadow 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
  CHSC81636  Eleocharis acicularis var. occidentalis Lowell Ahart 2001-10-8 9322 Plumas Below the high water line of Antelope Lake, at the day camp that is north of Dedication Island, Antelope Lake, about 24 miles (air) northeast of Quincy. 1522 Comment
  CAS-BOT-BC113509  Eleocharis bella John Thomas Howell 1960-7-19 35706 Plumas Wet meadow, Drakesbad. 1828 Comment
  RSA0009474  Eleocharis bella Marcus E. Jones 1897-7-5 s.n. Plumas Prattville. 1372 Comment
  SEINET10949394  Eleocharis bella Lawrence P. Janeway 1989-7-25 Janeway 3523 Plumas Crocker Mtn. quad T24N, R14E, NW1/4 of sec. 33. Crocker Meadow; near Beckwourth-Genesee Rd (rd 111) 6.4 mi north of Beckwourth. Large meadow in yellow pine forest. Wet sandy mud in drying drainage channel 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
  JEPS102764  Eleocharis engelmannii Lowell Ahart 2001-8-28 9197 Plumas Strand of Lake Almanor, west of the intersection of the dirt road to Last Chance Marsh and the poor dirt road that goes south along Lake Almanor to the causeway of Highway 36, about 3/4 mile NE of Chester. 1371 Comment
  OBI22609  Eleocharis engelmannii var. detonsa Lewis S. Rose 1966-7-27 66069 Plumas Butterfly Valley. 3 mi W of Keddie 1067 Comment
  CAS-BOT-BC113386  Eleocharis engelmannii var. detonsa Clarence Roy Quick 1952-9-5 52 -304 Plumas Wet place NW of Almanor Comment
  CHSC113863  Eleocharis engelmannii var. engelmannii Lowell Ahart 2014-9-9 19856 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
  CHSC116385  Eleocharis parishii Sara M. Taylor; Scott Batiuk 2012-8-1 61 Plumas Plumas National Forest. Jacks Meadow. From Quincy head west on Bucks Lake Rd, right onto Silver Lake Rd (24N29X). Go until 1 km south of Silver Lake, on left is drainage (Jack's Creek). Park and hike along drainage for ~700 m. UTM zone 10, 4423723N, 659538E. 1676 Comment
  CAS-BOT-BC112053  Eleocharis quinqueflora John Thomas Howell 1960-7-19 35662 Plumas Drakesbad, moist soil near hot springs. 1828 Comment
  CHSC78473  Eleocharis quinqueflora L. P. Janeway 2000-7-16 6902 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-BC112043  Eleocharis torticulmis Walter Knight; Irja Knight; John Thomas Howell 1966-7-27 1394 Plumas In dry vernal area-Pond Reservoir, Butterfly Botanical Area. 1097 Comment
  SEINET10558291  Elymus cinereus Frederick J. Hermann 1955-7-27 Hermann 11944 Plumas Sage brush - rabbit brush plain along highway, 3 1/2 miles S. Vinton. Comment
  CAS-BOT-BC227599  Elymus elymoides John Thomas Howell 1962-6-19 37884 Plumas Beckwourth Pass 1584 Comment
  CAS-BOT-BC227604  Elymus elymoides John Thomas Howell 1951-6-28 s.n. Plumas Eureka Lake 1889 Comment
  RSA2501309  Elymus glaucus J. T. Howell 1960-7-18 35598 Plumas Lassen Volcanic National Park; Meadow near bath house, Drakesbad 1677 Comment
  RSA88140  Elymus glaucus J. T. Howell 1951-6-27 7568 Plumas Johnsville; Sierra Nevada 1585 Comment
  UCD62325  Elymus glaucus John Thomas Howell 20-23 Jun 1977 52414 Plumas On the peninsula of Lake Almanor. 1371 Comment
  CAS-BOT-BC206524  Elymus glaucus subsp. glaucus Javier Penalosa 1962-6-19 2492 Plumas Hwy. 40-89, +- 6.2 mi. SE of Quincy 1097 Comment
  UCD61275  Elymus macounii Carl W. Rimbey 1960-7-18 Plumas Sierra Valley, Gordon Van Vleck Ranch, ca. 5 miles NE Sattley. Comment
  POM359953  Elymus multisetus Alice S. Mulford 1944-8-12 s.n. Plumas S.W. side of Mohawk Terrance 1341 Comment
  CHSC108083  Elymus sierrae Lowell Ahart 2011-9-20 17681 Plumas On the northwest side of the poor dirt road on the north side of Pilot Peak, about 9 miles (air) northeast of La Porte. 2072 Comment
  CDA17225  Elymus trachycaulus G. F. Hrusa, P. Kerr, S. Winterton 2004-6-25 16328 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
  OBI21785  Elymus trachycaulus Lewis S. Rose 1968-6-10 68095 Plumas Quincy 1036 Comment
  CAS-BOT-BC204411  Elymus trachycaulus subsp. trachycaulus David D. Keck 1944-7-8 5419 Plumas Feather River Inn, Mohawk Valley, Middle Fork Feather River 1356 Comment
  CDA13386  Elymus trachycaulus subsp. trachycaulus G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13235 Plumas Sierra Nevada; Single colony on dry, +- shaded, sandy slopes above headwaters of Bull Run Creek off USFS 23N12E. Perennial, rhizomatous. Forest dominated by Pinus jeffreyi, Abies concolor. Comment
  CHSC53225  Elytrigia intermedia subsp. intermedia L. P. Janeway 1989-6-29 3415 Plumas Plumas National Forest. Along edges of 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
  CHSC1469  Enemion stipitatum S. Friday 1935-3-1 Plumas Comment
  CHSC81131  Epilobium brachycarpum Lowell Ahart 2001-8-29 9254 Plumas On the west side of Little Last Chance Creek, on the strand of Frenchman Lake. 1700 Comment
  RSA59241  Epilobium brachycarpum E. K. Balls 1950-8-31 15529 Plumas Hwy 24, 1 mile north of Spanish Creek, just north of Quincy. 1098 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
  UCD105466  Epilobium canum subsp. latifolium R. Carter 1966-7-10 475 Plumas 2 miles N of Bucks summit along W side of Oroville-Quincy Road. 1615 Comment
  JEPS104654  Epilobium ciliatum subsp. ciliatum Lowell Ahart 2003-7-18 10429 Plumas In a meadow, on the n side of the road, ca 1/4 mi w of Lumpkin Ridge Rd, ca 1 1/2 mi se of Tamarack Flat, ca 1 1/2 mi (air) nw of Little Grass Valley Reservoir dam, ca 4 1/2 mi (air) nw of La Porte. 1709 Comment
  SD130487  Epilobium ciliatum subsp. ciliatum John Thomas Howell 1976-7-15 51859 Plumas Snake Lake, ca. 4.0 miles northwest of Quincy. 1219 Comment
  CHSC108108  Epilobium ciliatum subsp. glandulosum Lowell Ahart 2011-9-17 17661 Plumas On the south side of an unnamed stream that flows east into Little Grass Valley Reservoir and opposite the Black Rock, about 30 yards west of the paved road, about 1/8 mile west of Little Grass Valley Reservoir. 1595 Comment
  JEPS107930  Epilobium densiflorum Lowell Ahart, Josephine Guardino 2005-8-9 12260 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
  CHSC81134  Epilobium glaberrimum subsp. glaberrimum Lowell Ahart 2001-8-29 9258 Plumas On the bottom of Little Last Chance Creek, on the strand of Frenchman Lake. 1700 Comment
  RSA715663  Epilobium glaberrimum subsp. glaberrimum L. Ahart, Josephine Guardino 2005-8-9 12292 Plumas On the bottom of Fant Creek, about 150 yards northwest of the cabin (destroyed) and corral, north of Forest Road 27N09, about 6 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1598 Comment
  CHSC101861  Epilobium minutum Lowell Ahart; John Dittes, Josephine Guardino 2009-6-15 15895 Plumas About 200 yards northwest of Lake Almanor Dam, in mined over area. 1421 Comment
  UC932082  Epilobium minutum Verne Grant and Alva Grant 1948-6-13 8583 Plumas 1 mi from Cascade (on road to Oroville); Lava Cap Comment
  CHSC54332  Epipactis gigantea Vernon H. Oswald; Lowell Ahart 1991-6-18 4685 Plumas Forest Rd 28N38, 3.4 miles east-northeast of its junction with County Rd 201 (Old Haun Rd), ca. 4 miles (air) north of Greenville. 1609 Comment
  CAS-BOT-BC57006  Equisetum arvense John Thomas Howell 1955-7-18 30728 Plumas Mohawk 1371 Comment
  CAS-BOT-BC57389  Equisetum laevigatum Mrs. H. C. Cantelow 1938-7-4 s.n. Plumas Drakesbad 1676 Comment
  SEINET6031840  Equisetum telmateia J. T. Howell, G. H. True., Jr. 1969-4-8 45485 Plumas Feather River Canyon at Storrie 549 Comment
  JEPS125821  Eragrostis pectinacea var. pectinacea William Harnach 2015-7-20 1431 Plumas Just South of the intersection of Co. Rd. A-24 and Marble Lane. Comment
  POM87292  Eremocarpus setiger Marcus E. Jones 1897-7-3 s.n. Plumas Prattville. 1372 Comment
  CAS-BOT-BC174180  Eremogone cliftonii John Thomas Howell; Gordon H. True 1967-5-9 42224 Plumas Feather River Canyon near mouth of Chambers Creek 609 Comment
  CHSC115722  Eremogone cliftonii K. Bovee 2014-5-15 53 Plumas Lassen National Forest, Almanor Ranger District, on northeast-facing slopes above Grizzly Creek, just downslope from Road 26N08. 1341 Comment
  CAS-BOT-BC174366  Eremogone kingii var. glabrescens Lowell Ahart 1983-8-17 4321 Plumas Near Onion Valley, near the Quincy La Porte Road, west of Pilot Pk., north-east of La Porte 2000 Comment
  CHSC97175  Eremogone kingii var. glabrescens Lowell Ahart; John Dittes, Josephine Guardino 2007-6-9 14043 Plumas Along the west side of a poor dirt road, about a mile (air) north of the north end of Lake Davis. 1857 Comment
  SEINET14608259  Eriastrum signatum W. Harnach, N. Harnach 2003-6-7 1144 Plumas Sierra Valley, ca 2 miles NNE of Chilcoot. 1631 Comment
  UC1123888  Eriastrum wilcoxii C. W. Hanks 1934-8-6 6 Plumas ne end of Sierra Valley Plumas National Forest, Sierraville Quadrangle Comment
  CAS-BOT-BC286663  Ericameria bloomeri Mrs. E. C. Sutliffe 1921-10-1 s.n. Plumas Gold Lake Region Comment
  CHSC110949  Ericameria bloomeri L. P. Janeway 2013-8-28 11197 Plumas Northern High Sierra. Plumas National Forest; along the main road around the east side of Little Grass Valley Reservoir, across from the road into Red Feather Campground. 1554 Comment
  CHSC36879  Ericameria bloomeri M. S. Taylor 1982-9-13 5129 Plumas Ramelli Ranch, at jct of Grizzly Creek and Feather River, ca. 2 mi w of Beckwourth. 1487 Comment
  UC1557873  Ericameria bloomeri J. Semple, S. Heard 1986-8-13 8414 Plumas between La Porte and Quincy (Little Grassy Lake Rd., near Little Grassy Valley Rec. Area) Comment
  UC762561  Ericameria bloomeri R. F. Hoover 1940-9-22 4627 Plumas Chester Comment
  UC1777684  Ericameria linearifolia June McCaskill 1956-1 422 Plumas Lake Almanor region? Comment
  CHSC69509  Ericameria nauseosa var. oreophila Lowell Ahart 1997-9-11 7903 Plumas On the west edge of Caribou Road, on the west side of the North Fork of the Feather River, about 1/2 mile south of Mosquito Creek, about 4 1/2 miles (air) northeast of Belden. 792 Comment
  CAS-BOT-BC294296  Ericameria nauseosa var. speciosa John Thomas Howell 1959-9-21 34810 Plumas Indian Creek Canyon 914 Comment
  JEPS26680  Ericameria nauseosa var. speciosa P. C. Hutchison 1961-6-9 2112 Plumas on highway US Alt. 40, Rich Bar, canyon of the north fork of the Feather River Feather River Comment
  JEPS75253  Ericameria nauseosa var. speciosa John Thomas Howell 1959-9-24 34962 Plumas near Blairsden; Sierra Nevada 1341 Comment
  SEINET8079214 Image available Ericameria nauseosa var. speciosa J. T. Howell 1974-9-20 s.n. Plumas Near Spring Garden 1158 Comment
  CHSC62423  Ericameria parryi var. nevadensis L. P. Janeway 1993-8-10 4514 Plumas Plumas National Forest. Northwestern corner of Sierra Valley; south of the Middle Fork Feather River and west of the Beckwourth-Calpine Road; ca 0.7 mi west-southwest of Beckwourth. 1487 Comment
  JEPS75232  Ericameria parryi var. nevadensis John Thomas Howell 1959-9-24 34960 Plumas near Blairsden 1341 Comment
  CAS-BOT-BC532604  Erigeron G. Ledyard Stebbins 1986-6-29 C 604 Plumas Aprox. 5 mi N of the town of Meadow Valley, along Forest Service Rd no 25N17, above Bean Creek [exact location unknown] 1420 Comment
  CAS-BOT-BC293516  Erigeron annuus David D. Keck 1932-7-3 1691 Plumas Quincy, in the Northern Sierra Nevada 1065 Comment
  CHSC52762  Erigeron bloomeri var. bloomeri L. P. Janeway 1989-7-7 3468 Plumas Plumas National Forest. Northeast side of Red Clover Valley; along road 24N23 0.5 mi SE of road 26N70 (the road to Laufman); vicinity of Lava Spring. 1691 Comment
  CHSC52764  Erigeron bloomeri var. bloomeri L. P. Janeway 1990-7-4 3762 Plumas Outcrop overlooking SW corner of Frenchman Lake, 0.2 mi W of the dam. 1722 Comment
  SJSU14719  Erigeron bloomeri var. bloomeri N. A. Hopkins 1991-7-3 1701 Plumas near Doyles Crossing 20 miles N of Red Clover Valley by road to Janesville 1524 Comment
  CHSC69510  Erigeron canadensis Lowell Ahart 1997-9-11 7914 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
  UC134313  Erigeron coulteri Mrs. R. M. Austin 1896-7-1 373 Plumas Warner Valley Lassens Peak, Warner Valley Comment
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May 29 2007
  SEINET8667190 Image available Erigeron divergens A. A. Heller, P. B. Kennedy 1907-7-16 8870 Plumas Grade between Genessee valley and Summit Comment
  CAS-BOT-BC300403  Erigeron eatonii var. plantagineus Alice Eastwood 1918-5-25 7022 Plumas Portola Comment
  OBI50214  Erigeron eatonii var. plantagineus Barbara Ertter, Gary Schoolcraft 1989-7-3 8676 Plumas W side of ridge between Diamond Mt and Red rocks, ca 8 airmiles S of Susanville; stem slope near snowbank above meadow, T28N R11E sec 11 NE1/4 2225 Comment
  UC1538512  Erigeron eatonii var. plantagineus John L. Strother 1987-6-28 1359 Plumas ca 6 mi n Beckwourth (along road to Genes, n of Sierra Valley) 1750 Comment
  CAS-BOT-BC300418  Erigeron eatonii var. sonnei John Thomas Howell 1962-6-17 37699 Plumas Portola 1463 Comment
  CAS-BOT-BC300838  Erigeron glacialis var. glacialis Rimo Bacigalupi; Aldo Bacigalupi 1952-8-19 3950 Plumas Mt. Elwell region, about 1 1/2 mi. north of the Sierra County boundary 1981 Comment
  CAS-BOT-BC295222  Erigeron inornatus Mrs. Jos Clemens 1919-10-14 s.n. Plumas Greenville Comment
  CHSC76118  Erigeron inornatus var. 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
  RSA271925  Erigeron lassenianus Christopher Davidson 1975-6-7 2741 Plumas 3 miles W on road to Snake Lake, departing NW from Hwy. 89 ca. 2 miles N of Quincy. 1273 Comment
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Aug 21 2012
  CHSC57414  Erigeron lassenianus var. lassenianus L. P. Janeway 1991-6-18 4049 Plumas Plumas National Forest. 3 1/2 mi southwest of Portola, ca 400 ft west of Middle Fork Feather River, south side of Hwy 70. 1463 Comment
  CHSC60070  Erigeron lassenianus var. lassenianus L. P. Janeway 1992-6-8 4224 Plumas Plumas National Forest. About 0.3 mi south of Hwy 70/89 at Lee Summit. 1359 Comment
  UCD150223  Erigeron petrophilus var. sierrensis G. Ledyard Stebbins 1968-8-1 6844 Plumas East Slope of Grizzly Peak, southwest of Taylorsville. (Exact location unknown. Coordinates estimated by label maker. Note: this location taken from Stebbins's notebook. Location given on label made by Stebbins is: Devil's Punchbowl, on Grizzly Mountain, north of Quincy. Date in notebook is 3 Aug 1968 and date on label is 1 Aug 1968. Elevation in notebook is 7500 ft. and elevation on label is 7300 ft.) 2225 Comment
  CAS-BOT-BC300263  Erigeron reductus var. reductus Anna Head 1920-7-15 s.n. Plumas Summit Peak above Round Lake, Feather River Region Comment
  SD132031  Erigeron sonnei Barbara Ertter, Gary Schoolcraft 1989-7-3 8651 Plumas Slope below Red Rock lookout, ca. 8 miles south of Susanville. Comment
  UCD119244  Eriodictyon californicum Donna Allen 1977-4-21 s.n. Plumas Yerba Santa. Mountain balm. 762 Comment
  SEINET10537783  Eriogonum Mary Susan Taylor 1981-6-17 Taylor 3930 Plumas T24N R13E se/ne sec 8. Grizzly Valley quad. On N side of Bagley Pass Rd (24N08), ca. 1/4 mi E of its jct with 25N93, ca. 13 air mi NW of Portola. 5600 ft elev. 1707 Comment
  UCD99748  Eriogonum baileyi John Thomas Howell 1959-9-25 35027 Plumas Summit of Beckwourth Pass. 1588 Comment
  CHSC81140  Eriogonum baileyi var. baileyi Lowell Ahart 2001-8-29 9224 Plumas On the north side of Doyle Grade Road, about 1/4 mile west of Meadow View Station, about 6 (air) miles north of Frenchman Lake. 1828 Comment
  UC1032307  Eriogonum baileyi var. praebens C. W. Hanks 1934-8-11 41 Plumas ne Sierra Valley; Plumas National Forest, Sierraville Quadrangle Comment
  CAS-BOT-BC435532  Eriogonum douglasii var. meridionale James L. Reveal 2002-6-25 8361 Plumas Squaw Valley at the road junction of USFS Rds 28N01 and 28N70 on flat W of Highway, 11.9 air mi NNW of Beckwourth 1706 Comment
  NY571233  Eriogonum elatum S. L. Welsh 2001-6-13 28136 Plumas West end of Dixie Valley, north of Beckwourth 1711.5 Comment
  CAS-BOT-BC246537  Eriogonum elatum var. elatum Clare B. Hardham 1970-8-9 17716 CC Plumas Road to Thompson Peak Lookout 2133 Comment
  UC1032039  Eriogonum elatum var. villosum C. G. Albertus 1935-7-20 219 Plumas 1.5 mi sw Lava Peak; Plumas National Forest, Downieville Quadrangle Comment
  CAS-BOT-BC259363  Eriogonum lobbii Lowell Ahart 1983-8-17 4325 Plumas South of Onion Valley, near the Quincy La Porte Road, west of Pilot Pk., north-east of La Porte 2000 Comment
  RSA101440  Eriogonum marifolium R. Weatherby 1955-6-22 1539 Plumas Spanish Peak 2134 Comment
  CHSC33514  Eriogonum nudum var. deductum L. P. Janeway 1992-7-30 4297 Plumas Plumas National Forest Beckwourth Ranger District McRae Compartment. McRae Meadow; upper end of East Nelson Creek. Dry gravelly outwash area below alder thicket 1828 Comment
  CAS-BOT-BC261590  Eriogonum nudum var. nudum John Thomas Howell 1961-9-23 36889 Plumas Englemine 1097 Comment
  CAS-BOT-BC261588  Eriogonum nudum var. nudum Gladys L. Smith 1976-6-7 4561 Plumas Rte. 70, 20 miles east of Quincy 1524 Comment
  CAS-BOT-BC261597  Eriogonum nudum var. nudum L. W. Swift 1934-7-2 88 Plumas Plumas National Forest. Elizabethtown 1097 Comment
  CAS-BOT-BC269723  Eriogonum nudum var. oblongifolium John Thomas Howell 1951-6-26 27542 Plumas Feather River Canyon 853 Comment
  UC726279  Eriogonum nudum var. oblongifolium A. A. Heller 1938-6-14 15156 Plumas near Gray's Flat (along the Feather River Highway) 868 Comment
  SEINET5331153  Eriogonum ovalifolium var. purpureum M. J. Williams 1966-7-11 s.n. Plumas Luther Ridge, above Jamison Creek. 2286 Comment
  CAS-BOT-BC269949  Eriogonum spergulinum var. reddingianum Robert J. Weatherby 1950-8-11 1522 Plumas Side of Mt. Elwell, Lakes Basin Area 2225 Comment
  CAS-BOT-BC269959  Eriogonum spergulinum var. reddingianum John Thomas Howell; Gordon H. True 1973-8-1 50188 Plumas Ca. 2.5 miles se. of Diamond Mt. 2164 Comment
  CAS-BOT-BC269960  Eriogonum spergulinum var. reddingianum Herbert L. Mason 1924-6-20 1080 Plumas Between Gold Lake & Bear Lake Comment
  SEINET11933012  Eriogonum spergulinum var. reddingianum W. Knight, Knight, I. 1983-1 4904 Plumas meadow in yellow pine plant community 6 mi out of Chester on road to Drakesbad Comment
  SEINET9333662  Eriogonum strictum Unknown 1982-6-17 3816 Plumas Frenchman Reservoir Comment
  SEINET11933188  Eriogonum strictum var. anserinum Taylor 1981-1 3937 A Plumas Grizzly Valley quad., N side of rd 25N93, ca 1.5 mi NW of Bagley Pass, ca 12 mi N of Blairsden 1768 Comment
  CHSC53055  Eriogonum strictum var. proliferum L. P. Janeway 1989-6-23 3381 Plumas Plumas National Forest Beckwourth Ranger District. Upper w-facing slope in ridge between Crocker Mdw and Dotta Cr. 1889 Comment
  CAS-BOT-BC267497  Eriogonum umbellatum M. S. Taylor 1982-7-21 4892 Plumas Around s end of Bachs Creek Ridge, ca. 5 mi se of Quincy 1752 Comment
  JEPS127331  Eriogonum umbellatum var. modocense Lowell Ahart 2016-7-9 21084 Plumas Top and on the 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
  UCSB63570  Eriogonum umbellatum var. modocense Jokerst, James 1985-7-23 Plumas above Hwy. 70 N of Indian Creek; due N of Indian Falls: T26N R9E SE1/4 SW1/4 Sect. 34 807 Comment
  CAS-BOT-BC265149  Eriogonum umbellatum var. nevadense A. A. Heller; P. B. Kennedy 1907-7-4 8716 Plumas Ridge east of Red Clover Valley Comment
  CAS-BOT-BC265159  Eriogonum umbellatum var. nevadense John Thomas Howell 1962-6-18 37795 Plumas Sierra Valley near Beckwourth, Sierra Nevada 1487 Comment
  CAS-BOT-BC265160  Eriogonum umbellatum var. nevadense Clare B. Hardham 1970-8-9 17716 Plumas Road to Thompson Peak Lookout 2133 Comment
  CAS-BOT-BC265167  Eriogonum umbellatum var. nevadense Mary Strong Clemens 1920-6-23 s.n. Plumas Crystal Lake Comment
  CDA14733  Eriogonum umbellatum var. nevadense G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-24 3265 Plumas Mount Hough summit. 2194 Comment
  JEPS56233  Eriogonum umbellatum var. nevadense W. L. Jepson 1939-8-12 19387 a Plumas Black Mountain 1981 Comment
  JEPS95292  Eriogonum umbellatum var. nevadense Lowell Ahart 1994-7-28 7528 Plumas SW of Bucks Lake (NE of Frenchman Hill) 1706 Comment
  UC912730  Eriogonum umbellatum var. nevadense Mrs. E. C. Sutliffe Aug. 1917 Plumas near Blairsden Comment
  CHSC71650  Eriogonum umbellatum var. polyanthum Vernon H. Oswald; Lowell Ahart 1998-8-11 9486 Plumas Oroville-Quincy Hwy. west of Meadow Valley, 0.1 mi west of Silver Lake Rd. 1158 Comment
  JEPS113888  Eriogonum umbellatum var. polyanthum L. P. Janeway 2007-8-12 9161 Plumas Northern High Sierra Nevada; Ridgetop on N side of Oak Ridge, 1.4 air km N-NW of Grizzly Summit. 1743 Comment
  SD8040  Eriogonum umbellatum var. polyanthum Mrs. R. M. Austin 1879-1 Plumas Big Meadows Comment
  UCD101492  Eriogonum umbellatum var. polyanthum John Thomas Howell 1974-9-20 50898 Plumas 2 miles from Spring Garden on road to Quincy. 1158 Comment
  CAS-BOT-BC262244  Eriogonum ursinum John Thomas Howell 1951-6-27 27630 Plumas Jamison Creek 1828 Comment
  CAS-BOT-BC262254  Eriogonum ursinum Margaret J. Williams; Betty Larson 1983-8-12 83- 135 -1 Plumas W side of the Sierra Nevada, near Jamison Creek, above Johnsville 1676 Comment
  CHSC102106  Eriogonum ursinum Lowell Ahart; John Dittes, Josephine Guardino 2009-7-29 16216 Plumas On dry rocky soil, along a drainage from a snow lake, about 100 yards northeast of the 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
  UC943028  Eriogonum ursinum Lewis S. Rose 1951-6-29 51071 Plumas 8 mi e Quincy 1219 Comment
  CAS-BOT-BC264117  Eriogonum vimineum Mrs. E. C. Sutliffe 1920-9-1 s.n. Plumas Gold Valley Comment
  CAS-BOT-BC264132  Eriogonum vimineum John Thomas Howell 1959-9-21 34740 Plumas Belden, Sierra Nevada 701 Comment
  JEPS95126  Eriogonum vimineum Lowell Ahart 1997-9-11 7905 Plumas about 1/2 mi s of Mosquito Creek (about 4 1/2 air mi ne of Beldon, on the e edge of Caribou Road, on w side of the North Fork of the Feather River); North Fork of the Feather River 792 Comment
  NY399821  Eriogonum vimineum Mrs. Ames 1876-1 s.n. Plumas Comment
  RSA59256  Eriogonum vimineum E. K. Balls 1950-8-31 15545 Plumas Spanish Creek off Hwy 24, just N of Quincy. 1067 Comment
  UCD132170  Eriophyllum lanatum Matt Georgeff 1992-5-17 19 Plumas Snake Lake campground, 15 miles west of Quincy. Comment
  UC298459  Eriophyllum lanatum var. grandiflorum A. A. Heller 1913-6-13 10855 Plumas near Quincy 1066 Comment
  CAS-BOT-BC308268  Eriophyllum lanatum var. integrifolium L. Constance 1933-7-5 116 Plumas 1 mile west of Keddie Comment
  JEPS122166  Eriophyllum lanatum var. integrifolium Lowell Ahart 2014-8-26 19776 Plumas In the 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
  UC566749  Eriophyllum lanatum var. integrifolium H. L. Mason 1924-6-18 1050 Plumas dry sandy bank between meadow and Feather River; Graeagle Comment
  SEINET8687309 Image available Eriophyllum lanatum var. integrifolium A. A. Heller, P. B. Kennedy 1907-7-2 8687 Plumas Between Vinton and Beckwith Comment
  CHSC65415  Eryngium alismifolium Vernon Oswald 1984-7-9 1562 Plumas Hwy 89, 3.6 mi s-e of Hwy 36. 1377 Comment
  UC1487303  Eryngium alismifolium Yusuf Sheikh and Lincoln Constance 1973-6-26 548 Plumas 0.5 mi SW of Prattville (on Prattville-Butte Valley Reservoir Road, near Lake Almanor) Comment
  HSC22971  Erysimum capitatum John Pratt 1970-6-30 53 Plumas Humboldt Summit Comment
  SEINET10973587  Erysimum capitatum Mary Susan Taylor 1981-5-10 Taylor 3663 A Plumas T26N R12E nw sec 32. Genesee Valley quad.In loose decomposed granite gravel, N side of Genesee Valley Rd, ca. 2 mi E of its jct with Beckwourth Pass turnoff and Flournoy Bridge; overlooking Plumas Lbr. Co, ca. 5 mi E of Genesee. 4200 ft. 1280 Comment
  CHSC48332  Erysimum capitatum var. capitatum Vernon Oswald 1986-4-6 2093 Plumas LaPorte-Quincy Rd. 0.5 mi n of its jct. with the Pacific Crest Trail. 1950 Comment
  RSA7881  Erysimum capitatum var. capitatum H. A. Barker 1927-7-6 783 Plumas Indian Head Peak, Gold Lake. 2073 Comment
  CHSC97004  Erythranthe breweri B. Castro 2005-7-7 1489 Plumas Ca 7 air mi SW of Bucks Lake and 1.5 air mi SE of Soapstone Hill, on Rock Island Ridge. Ca 2 mi SE of the Oro-Quincy Hwy on USFS Rd 23N18, on W side of road at jcn of the 'D' spur road. In center of large meadow. 1584 Comment
  CHSC97103  Erythranthe guttata Lowell Ahart; Josephine Guardino 2007-7-21 14388 Plumas Bottom and sides of a small stream, about 30 yards south of the Beckwourth Taylorsville Road, south of the intersection with Forest Road 25N41Y, about 2 1/4 miles (air) northwest of the most northwest part of Lake Davis. 1799 Comment
  CHSC113886  Erythranthe tilingii Lowell Ahart 2014-8-26 19783 Plumas In the 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
  CAS-BOT-BC505243  Erythronium grandiflorum John Thomas Howell 1951-6-28 27684 Plumas Eureka Park 2133 Comment
  CHSC21603  Erythronium purpurascens L. M. Mayer; D. E. Brink Jr. 1975-7-17 Plumas Bucks Lake Floristic Survey. Comment
  UC337904  Erythronium purpurascens J. G. Lemmon Aug. 1875 Plumas Comment
  CAS-BOT-BC505253  Erythronium purpurascens Alice Eastwood 1927-6-15 14534 Plumas United States forest reserve, on trail to Long Valley Comment
  CAS-BOT-BC110554  Eschscholzia John Thomas Howell 1959-9-24 34964 Plumas Sierra Nevada. Sierra Valley near Beckwourth. 1478 Comment
  CHSC9711  Eschscholzia californica 1971-7-11 78 Plumas On top of cliff along w side of road ca. 1.3 mi so of Belden turnoff and Hwy 70. 1025 Comment
  UC178476  Eschscholzia californica Katharine Brandegee Plumas Portola Comment
  POM181048  Eschscholzia californica var. crocea A. A. Heller, P. B. Kennedy 1907-7-7 8763 Plumas Near mouth of Little Grizzly creek below Genessee Comment
  CAS-BOT-BC310383  Eucephalus breweri Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region Comment
  CHSC34940  Eucephalus breweri M. S. Taylor 1981-6-22 4100 Plumas E side of 26N21 (Grizzly Peak Rd) just S of Argentine Lookout turnoff, ca. 5 air mi N of Spring Garden. 2103 Comment
  SD61124  Eucephalus breweri Darley F. Howe 1964-7-29 Plumas 2 miles from Gold Lake Lodge. Comment
  CHSC102109  Eurybia integrifolia Lowell Ahart; John Dittes, Josephine Guardino 2009-7-29 16211 Plumas On dry rocky soil, drainage from a snow lake, on the south side of Forest Road 26N67F3, 1.2 miles (air) northeast of Rush Creek Hill, 2.6 miles (air) east-southeast of Caribou Powerhouse. 1677 Comment
  CAS-BOT-BC310538  Eurybia integrifolia L. P. Janeway 1990-8-3 3823 Plumas Plumas National Forest, Beckwourth Ranger District. Meadow at head of small drainage (into Little Grizzly Cr) ca 1 mi SW of Little Grizzly Cr and between Joseph Cr and Oliver Cr. 1981 Comment
  UC1075700  Eurybia integrifolia Robert J. Weatherby 1955-8-12 1683 Plumas near Spanish Peak; Upper Clear Creek 1828 Comment
  JEPS114521  Eurybia radulina Lowell Ahart 2008-8-14 15211 Plumas 300 yards northeast of the metal gate, east side of Forest Road 22N68, about 100 yards west of the South Fork of the Feather River, about 1/2 mile northeast of Little Grass Valley Reservoir, about 5 miles (air) northeast of La Porte 1571 Comment
  CDA14668  Festuca occidentalis G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-23 3108 Plumas 0.1 mile west of Round Valley Reservoir dam on Dixie Canyon-Round Valley Road. 1371 Comment
  CHSC75568  Festuca occidentalis G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-23 3108 Plumas Reservoir shore 0.1 mile west of Round Valley Reservoir dam on Dixie Canyon-Round Valley Road. 1371 Comment
  CHSC87982  Festuca occidentalis Lowell Ahart; John Dittes, Josephine Guardino 2004-6-6 11004 Plumas On the west 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
  CHSC118773  Festuca occidentalis Wendy L. Boes 2015-5-13 2015 -010 Plumas Plumas National Forest. On the south side of the ridge just east of Butt Valley Reservoir, just west of Forest Service Road 27N98. (UTM 659284 E, 4441968 N, NAD83 Zone 10N.) 1400 Comment
  CAS-BOT-BC279022  Festuca rubra John Thomas Howell; Gordon H. True 1969-6-23 45841 Plumas Quincy 1036 Comment
  CHSC76157  Festuca rubra G. F. Hrusa; B. Smith, T. D. Wilfred 1996-7-16 13264 Plumas Sierra Nevada-Plumas National Forest. In vicinity of headwaters of Bull Run Creek off USFS 23N12E. [Original lat./long. on label is '39 54 N; 120 38 W']. 2050 Comment
  CHSC65169  Floerkea proserpinacoides Lowell Ahart 1995-8-7 7607 Plumas In a small meadow, south of the Pacific Crest Trail, south of a poor dirt road, north-east of the weather station, about 1/2 mile (air) west of Pilot Peak. 1981 Comment
  UCD112555  Frangula californica Robbins; Raynor 1943-6-1 s.n. Plumas near Belden, Feather River Canyon. Comment
  CAS-BOT-BC55674  Frangula purshiana David D. Keck 1932-7-3 1647 Plumas Quincy, in the Northern Sierra Nevada 1188 Comment
  CAS-BOT-BC55675  Frangula purshiana Alice Eastwood 1927-6-12 14522 Plumas Forest Lodge, Greenville Comment
  SEINET11248030  Frangula purshiana A. A. Heller, P. B. Kennedy 1907-7-8 8825 Plumas Between Taylorville and Crescent Mills Comment
  CHSC97801  Frangula purshiana subsp. ultramafica L. P. Janeway; Chris Christofferson, Erin Brandy 2007-10-3 9215 Plumas Northern High Sierra Nevada. Top of Red Hill. 1929 Comment
  HSC100828  Frangula purshiana subsp. ultramafica L. P. Janeway 2007-8-12 9168 Plumas Along Rd. 23N73Y at the 'Linnea Fen,' 0.8 km NNW of Oroville-Quincy Hwy. and Grizzly Summit. 540 Comment
  HSC99907  Frangula purshiana subsp. ultramafica J. O. Sawyer, & J. P. Smith 2004-7-15 4575 Plumas Red Hill on the N Fork Feather River. 835 Comment
  JEPS118619  Frangula purshiana subsp. ultramafica B. Castro, L. P. Janeway 2001-7-22 1353 Plumas N. Sierra Nevada High. Between Frenchman Hill and the NW end of Red Mtn, on a low peak along ridge. In open rocky areas up from road (the western extension of USFS Rd 23N69). Haskins Valley 7.5' quad. Comment
  JEPS118684  Frangula purshiana subsp. ultramafica L. P. Janeway and Peter Zika 2011-8-6 10636 Plumas Northern High Sierra Nevada. Plumas National Forest; Serpentine Canyon; steep rocky outcrops and talus serpentine slopes on north side of Highway 70/East Branch North Fork Feather River, 2.9 road km east of the Rich Bar Overlook. Caribou 7.5' quad. Comment
  CAS-BOT-BC53795  Frangula rubra subsp. rubra A. A. Heller; P. B. Kennedy 1907-7-15 8837 Plumas Near mouth of Little Grizzly Creek below Genessee Comment
  CHSC57324  Fritillaria atropurpurea L. P. Janeway 1991-5-28 3967 Plumas South side of Poco Creek ca 1 1/2 mi east of Red Clover Creek (south side of road 25N05). Plumas National Forest Beckwourth Ranger District Red Clover Compartment. 1719 Comment
  UC1778610  Fritillaria atropurpurea G. Douglas Barbe, T. C. Fuller 1982-7-16 3771 Plumas Lava cap ridge 1.5 miles W of Wheeler Peak and 1 mile S of Green Flat, Plumas National Forest. 1981 Comment
  CAS-BOT-BC505278  Fritillaria atropurpurea Walter D. Bliss 1918-5-20 s. n. Plumas Near Quincy Comment
  CAS-BOT-BC506201  Fritillaria micrantha L. S. Rose 1931-4-13 s.n. Plumas Woodleaf Comment
  CAS-BOT-BC506205  Fritillaria micrantha J. Ed. McClellan; Bonnie McClellan 1968-6-10 s.n. Plumas Red Hill 1767 Comment
  SD6473  Fritillaria pudica Mrs. R. M. Austin 1879-1 Plumas Big Meadows. Comment
  CHSC59838  Fritillaria recurva Jennifer Grant 1984-4-19 11 Plumas Ca. 40 mi ne of Oroville and 100 yds e of N. Fk. Feather River, at Tobin Resort. 609 Comment
  UC119836  Fritillaria recurva Mrs. R. M. Austin 1874-1 303 Plumas Butterfly Valley Comment
  CAS-BOT-BC504448  Fritillaria recurva Ella Dales Cantelow 1939-5-20 2555 Plumas 1.6 mile off main highway near Rock Creek, 5 1/2 miles west of Quincy Comment
  CDA42128  Galium aparine L. P. Janeway 1996-5-13 4968 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. Comment
  CHSC63270  Galium bifolium Lowell Ahart 1994-6-15 7323 Plumas On the west 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
  SEINET10902546  Galium bolanderi Mary Susan Taylor 1981-8-19 Taylor 4221 Plumas California: T23N R11E ne 1/4 of se 1/4 sec 17. Blue Nose Mt quad. S side of road 2310, 0.1 mi E of Bell Creek, ca. 1.5 mi W of Sloat. Plumas County. 4500 ft. 1372 Comment
  SEINET11615953  Galium bolanderi A. A. Heller, P. B. Kennedy 1907-7-16 8872 Plumas Grade between Genessee valley and Summit Comment
  UCSB27409  Galium bolanderi Kunze, G. 1971-6-6 Plumas California 89, 5 miles south of Canyon Dam. 1188 Comment
  SJSU13931  Galium trifidum subsp. columbianum N. A. Hopkins 1985-8-27 1316 Plumas Grass L 1786 Comment
  CHSC65348  Galium trifidum var. pacificum Lowell Ahart 1995-10-1 7649 Plumas Onion Valley, east of Quincy LaPorte Road, about 1 mile north-west of Pilots Peak. 1828 Comment
  CHSC81153  Galium trifidum var. pacificum Lowell Ahart 2001-8-28 9204 Plumas Strand of Lake Almanor, west of the intersection of the dirt road to Last Chance Marsh and the poor dirt road that goes south along Lake Almanor to the causeway of Highway 36, about 3/4 mile northeast of Chester. 1371 Comment
  UC917334  Galium triflorum J. M. Tucker 1948-7-25 1743 Plumas at mine of United Mining Company Camel's Peak, Pinchard Creek (sw side of peak) 1524 Comment
  CAS-BOT-BC169853  Garrya fremontii Mrs. Jos. Clemens 1919-10-20 s.n. Plumas Greenville Comment
  UC1122698  Garrya fremontii G. T. Nordstrom 1934-7-9 200 Plumas 0.75 mi sw Mt. Ararat; Plumas National Forest, Bidwell Bar Quad. 1645 Comment
  SEINET5765226  Garrya fremontii M. Canby 1929-5-12 2538 Plumas 5 miles SW of Blairsden. Comment
  UCD147772  Gayophytum Allyson Ayalon; Lucie Jerabkova 2012-8-1 134 Plumas Plumas County. Antelope Lake vacinity. 1524 Comment
  UC485791  Gayophytum diffusum subsp. parviflorum H. F. Copeland 1932-8-24 Plumas Drakesbad 1828 Comment
  UC1122563  Gayophytum heterozygum C. W. Hanks 1934-8-31 66 Plumas hills ne Sierra Valley; Plumas National Forest, Sierraville Quadrangle Comment
  RSA59353  Gayophytum heterozygum E. K. Balls 1950-9-2 15622 Plumas 2.5 miles towards Mt. Ingalls Lookout after turn off from Ramelli to Walker Mine. 1951 Comment
  CHSC20836  Gayophytum humile K. R. Stern 1975-7-24 5826 Plumas SW shore of Lake Almanor. 1371 Comment
  CHSC40872  Gayophytum racemosum K. R. Stern 1985-6-25 8203 Plumas Vicinity of Blairsden. 1432 Comment
  JEPS23193 Image available Gayophytum ramosissimum var. obtusum W. L. Jepson 1918-8-2 7755 Plumas Beckwith Pass; ; Becksmith Pass 1463 Comment
  SEINET10847872 Image available Gentiana affinis R. M. Austin 1879-1 Austin s.n. Plumas Mt. Dyer. Comment
  UC405457  Gentiana newberryi R. M. Austin Aug 1896 896 Plumas Big Meadows Comment
  NY335423  Gentiana simplex R. M. Austin 07 1874 s.n. Plumas Fern Dell Comment
  CHSC43375  Gentianopsis simplex Lowell Ahart 1979-8-16 2018 Plumas In a bog, 300 feet east of Ohio Ravine, about 2 1/2 miles south of Grizzly Mountain. 1584 Comment
  CHSC21209  Geum macrophyllum F. T. Griggs; A. Pass 1975-8-1 284 Plumas Buck's Lake. Comment
  CHSC26143  Geum triflorum Detzer; Sacks 1977-6-25 43 Plumas Slope on sw edge of Squaw Valley. 1853 Comment
  JEPS102739  Gilia capillaris Lowell Ahart 2001-7-17 8906 Plumas 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
  RSA189451  Gilia capitata L. S. Rose 1967-6-13 67123 Plumas Rich Bar 823 Comment
  POM181059  Gilia capitata subsp. mediomontana A. A. Heller, B. B. Kennedy 1907-7-12 8822 Plumas Near Greenville Comment
  RSA83128  Gilia capitata subsp. mediomontana Verne Grant, Alva Grant 1948-6-13 8579 Plumas Lava Cap, 1 mile from Cascade on Oroville road. 1372 Comment
  JEPS117711  Gilia leptalea subsp. leptalea Lowell Ahart 2010-10-21 17306 Plumas About 80 yards northwest of the spring, on the north side of the road to Cleghorn Bar, about 2 miles by road west of the Quincy-La Porte Road, about 2 1/2 miles (air) northwest of Pilot Peak 1928 Comment
  SEINET10464594  Githopsis specularioides Taylor 1982-5-13 Taylor 4436 Plumas Open cut roadbank across from parking area; Gansner Park, Quincy. Qunicy quad. T24N R9E se1/4 ne1/4 Sec. 15 1036 Comment
  UCSB40618  Githopsis specularioides Reisentz, Paul 1979-5-12 Plumas 11 miles north of Injum Jim campground on Hwy 70 Comment
  OBI2942  Glyceria borealis Lewis S. Rose 1968-6-10 68096 Plumas Quincy, Spanish Crk 1036 Comment
  CAS-BOT-BC282708  Glyceria elata John Thomas Howell 1926-7-30 2153 Plumas Near Prattville 1463 Comment
  UCD66838  Glyceria elata John Thomas Howell 1926-7-30 2153 Plumas Near Prattville. 1463 Comment
  SEINET6836553 Image available Glyceria striata Malcolm A. Nobs, S. Galen Smith 1949-8-20 1464 Plumas 13 mi SW of Milford on road between Milford and Beckwourth Comment
  CAS-BOT-BC303819  Gnaphalium John Thomas Howell 1976-7-14 51819 Plumas Feather River Canyon Highway at Injun Jim Campground 609 Comment
  RSA754870  Gnaphalium canescens subsp. thermale L. Ahart, John Dittes 2009-9-7 16377 Plumas Below the high water line of Lake Almanor, about 2000 feet NW of lake Almanor Dam. 1591 Comment
  CDA5884  Gnaphalium canescens subsp. thermale F. L. Blanc 1980-8-22 Plumas 1/4 mile west of Cromberg. 0 Comment
  CAS-BOT-BC307393  Gnaphalium palustre Anna Head 1921-8-8 s.n. Plumas Lake Center Camp , Feather River Region Comment
  CHSC81098  Gnaphalium palustre Lowell Ahart 2001-8-29 9246 Plumas On the bottom of Little Last Chance Creek, on the strand of Frenchman Lake. 1700 Comment
  RSA201261A  Gnaphalium palustre J. T. Howell 1959-9-22 34865 Plumas Plants of Lassen Volcanic National Park. On Pinus Murrayana, Drakesbad, 1677 Comment
  RSA201320  Gnaphalium palustre J. T. Howell 1959-9-22 34865 Plumas Lassen Volcanic National Park: Drakesbad. 1677 Comment
  SEINET3145226  Gnaphalium palustre E. K. Balls 1950-9-2 15633 Plumas Nye Meadows, Mt. Ingalls, N of Grizzly valley 2256 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
  CHSC99801  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
  UC1191883  Gratiola neglecta Malcolm A. Nobs and S. Galen Smith 1949-8-18 1351 Plumas s end Lake Almanor; s end of Lake Almanor Comment
  RSA724907  Grindelia squarrosa L. P. Janeway, B. Castro 2007-8-18 9199 Plumas Northern High Sierra Nevada. Along Hwy 70 and East Branch North Fork Feather River at mouth of Soda Creek. 893 Comment
  CAS-BOT-BC182424  Hackelia John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54263 Plumas About 1.4 mi. SE of summit of Mt. Hough on road to [Qunicy] Quincy 1950 Comment
  RSA235923  Hackelia amethystina J. L. Gentry Jr., David Vierig 1968-6-21 2083 Plumas Mt. Hough, 8.3 miles northeast of Quincy on Mt. Hough-Crystal Lake Road, Rinehart Meadow 1707 Comment
  JEPS115790  Hackelia californica Lowell Ahart, John Dittes, Josephine Guardino 2009-6-15 15906 Plumas About 100 yards west of Lake Almanor Dam 1421 Comment
  JEPS67921  Hackelia californica W. L. Jepson 1927-6-23 12310 Plumas flats near Camp Lee; Warren Creek 1584 Comment
  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
  CHSC72443  Hackelia nervosa L. P. Janeway 1998-7-31 5905 Plumas About 1.2 mi south-southeast of Pilot Peak; saddle on Bunker Hill Ridge where Road 23N10 crosses it. 2011 Comment
  POM255851  Hackelia nervosa Marion Ownbey, Ruth Ownbey 1938-7-14 1735 Plumas Summit from Jonesville, Sierra Nevada Comment
  CDA11921  Hastingsia alba G. F. Hrusa, J. Dinsdale 1989-6-27 7216 Plumas Sierra Nevada; Butterfly Botanical Area, Butterfly Valley approx. 10 miles NW of Quincy. Plumas National Forest. Comment
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Jul 19 2008
  CHSC54331  Hastingsia alba Vernon H. Oswald; Lowell Ahart 1991-6-18 4676 Plumas Forest Rd 28N38, 1.7 miles northeast of its junction with County Rd 201 (Old Haun Rd), ca. 4 miles (air) north-northwest of Greenville. 1463 Comment
  UC1093642  Hastingsia alba Herbert L. Mason 1957-7-7 14748 Plumas in lateral stream above Feather River Canyon (along Alternate Route #40, 2 mi e of Rich Bar); above Feather River Canyon Comment
  CAS-BOT-BC302327  Hazardia squarrosa var. squarrosa Lowell Ahart 1977-8-2 1537 Plumas Sutter Buttes Area. One mile west of Pilot Peak, which is about 15 miles north of La Porte 2000 Comment
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Oct 30 2018
  CHSC34300  Hazardia whitneyi J. D. Jokerst; R. A. Schlising 1981-8-1 1451 B Plumas Ca 0.5 mi NE of summit Humboldt Peak at saddle along ridge between the former and Eagle Rock. Comment
  CHSC83610  Hazardia whitneyi var. whitneyi John Dittes 2002-8-8 2 -44 Plumas Northern High Sierra Nevada; Plumas National Forest, ca. 1.0 air-mile east of Table Mountain, ca. 0.9 air-mile south of Dogwood Peak, ca. 0.3 air-mile east of Stagg Creek. 1853 Comment
  CHSC95049  Hazardia whitneyi var. whitneyi L. P. Janeway 2006-9-20 8885 Plumas Northern High Sierra Nevada. Along dirt road 0.3 km southeast of American House and Challenge-La Porte Road. Mostly along compacted edges of dirt road and a little into adjacent forest. 1420 Comment
  JEPS113316  Hazardia whitneyi var. whitneyi L. P. Janeway 2006-9-20 8885 Plumas Northern High Sierra Nevada. Along dirt road 0.3 km southeast of American House and Challenge-La Porte Road. Comment
  CAS-BOT-BC314724  Helianthella californica var. californica Thos. Harris 1969-6-1 s.n. Plumas West side of Lake Almanor 1402 Comment
  CHSC53149  Helianthella californica var. nevadensis L. P. Janeway 1989-6-20 3363 Plumas Plumas National Forest. East-facing flank of Crocker Mtn. 1905 Comment
  CHSC66614  Helianthella californica var. nevadensis Vernon H. Oswald; Lowell Ahart 1996-7-15 8027 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. 1371 Comment
  POM161749  Helianthella californica var. nevadensis R. C. Bacigalupi 1927-7-11 1719 Plumas Near Grassy Lake Meadows. Gold Lake Region. 1890 Comment
  RSA164327  Helianthella californica var. nevadensis Clare B. Hardham 1960-6-15 7400 Plumas Between Taylorsville and Engel mine. 1220 Comment
  SEINET9349617  Helianthella californica var. nevadensis Unknown 1982-6-15 3699 Plumas Plumas National Forest Comment
  RSA59753  Helianthus bolanderi E. K. Balls 1950-9-15 15800 Plumas 2 miles east of S tip of Lake Almanor, between Greenvillle and Lake Alamnor, Hwy 89 1402 Comment
  UCR123675  Helianthus bolanderi George K. Helmkamp, Elizabeth Helmkamp 2001-7-7 6867 Plumas Sierra Nevada Mountains, Calif. Hwy 89, 2.3 miles SSE of its junction with Calif. Hwy 36, Lake Almanor Region 1357 Comment
  CAS-BOT-BC315025  Hemizonella minima Lewis S. Rose 1963-6-3 63096 Plumas Butterfly Valley 2 mi. sw of Keddie 1188 Comment
  CHSC107267  Hemizonella minima L. P. Janeway 2011-7-6 10499 Plumas Northern High Sierra Nevada. Plumas National Forest; west edge of top of Goat Mountain, 0.7 km southeast of the southeast side of Little Grass Valley Reservoir; 4.2 air km north-northeast of La Porte. 1721 Comment
  CAS-BOT-BC315021  Hemizonella minima Susan J. Bainbridge 1988-7-14 s.n. Plumas 0.7 miles south on Forest Service Road 24N08 from junction with County Road 111, Plumas National Forest Comment
  UC897253  Hemizonella minima A. A. Heller 1938-6-22 15178 Plumas plain n Chester 1304 Comment
  CDA3754  Hesperis matronalis T. C. Fuller 1963-6-13 10669 Plumas North of hotel in Quincy. 0 Comment
  SEINET10497050  Hesperochiron californicus Mary Susan Taylor 1982-5-19 Taylor 4487 Plumas 4800 ft. T23N R14E se/nw sec 27. Portola quad. Sandy scrub, semi-open grassy area, Ramelli Ranch, ca. l mi w of Beckwourth. 1463 Comment
  CHSC55711  Hesperochiron pumilus Steven Triano 1988-4-17 73 Plumas Ca 40 ft s of Hwy. 89 and 0.7 mi w of Almanor. 1386 Comment
  POM252963  Hesperochiron pumilus A. A. Heller 1938-5-21 15098 Plumas Just east of the highway maintenance station north of Chester, on Highway 36. Comment
  CDA13372  Hesperolinon micranthum G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-15 13221 Plumas Sierra Nevada; E side of Sloat Rd. Inter. of Hwy. 70 & Sloat Rd. approx. 3 m. E of Spring Garden. Comment
  POM118176  Hesperolinon micranthum H. M. Hall 1912-7-20 9362 Plumas Middle Fork of the Feather River, in the Transition Zone. 1340 Comment
  SJSU4641  Hesperolinon micranthum C. W. Sharsmith 1969-6-19 7602 Plumas Smith L, Butterfly Valley c. 4 mi SW of Keddie 1066 Comment
  CHSC62100  Heterocodon rariflorum L. P. Janeway 1993-7-31 4488 Plumas Plumas National Forest. Along Cascade Road 0.6 mi north of Fall River crossing; between Mineral Springs Ravine and Dark Canyon. 1066 Comment
  CHSC80178  Heterocodon rariflorum L. P. Janeway 1996-6-5 4998 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
  CHSC99816  Heterocodon rariflorum Lowell Ahart 2008-8-14 15209 Plumas West edge of a small wet meadow, about 150 yards northeast of the good logging road (Forest Road 22N68), west of the South Fork of the Feather River, about 1/2 mile southwest of the Feather Fork Mine, about 1 mile northeast of Little Grass Valley Reservoir. 1600 Comment
  RSA59914  Heterocodon rariflorum E. K. Balls 1950-9-15 15829 Plumas North Fork Feather River, 6 miles NW of Chester. 1402 Comment
  SEINET10460735  Heterocodon rariflorum Lowell Ahart 1975-7-20 Ahart s.n. Plumas Found in very wet ground 0.5 mile below the Bunker Hill Moine. 10 miles northeast of La Porte 1829 Comment
  UCD22410  Heterotheca A. M. Shapiro 2001-8-1 s.n. Plumas Heriot Lane, Sierra Valley. In high desert, near roadside. 1524 Comment
  CHSC69702  Heterotheca oregona var. rudis Vernon Oswald; Lowell Ahart 1997-9-18 8871 Plumas Hwy. 70 between Tobin and Belden, 10.7 mi north of the Butte-Plumas county line. On the bank of the North Fork Feather River. 627 Comment
  JEPS95125  Heterotheca oregona var. rudis Vernon Oswald and Lowell Ahart 1997-9-18 8871 Plumas 10.7 mi n of Butte-Plumas County line (Highway 70 between Tobin and Belden, on bank of the North Fork Feather River); North Fork Feather River, Highway 70 627 Comment
  CAS-BOT-BC310919  Heterotheca villosa John Thomas Howell 1959-9-25 35011 Plumas Sierra Valley near Beckwourth 1493 Comment
  CAS-BOT-BC310936  Heterotheca villosa var. minor H. M. Hall; E. B. Babcock 1903-7-1 4435 Plumas Sierra Nevada Mountains. Indian Valley 1097 Comment
  CHSC92965  Heterotheca villosa var. minor L. P. Janeway 2005-7-30 8502 Plumas Northern High Sierra Nevada. Southernmost end of Diamond Mountains about 4.5 km north of Beckwourth Pass; along Road 23N67 1.9 km from Road 24N88. 1725 Comment
  SEINET5708823 Image available Heterotheca villosa var. minor Lowell E. Urbatsch, Vesna Karaman, Castro 2000-1 7716 Plumas Chilcoot. Collected along Road 70, at Chilcoot.; Chilcoot 1544 Comment
  CAS-BOT-BC424169  Heuchera micrantha var. erubescens Mrs. E. C. Van Dyke 1931-6-11 s.n. Plumas Quincy grade Comment
  CAS-BOT-BC425151  Heuchera rubescens Margaret Williams; Emily McPhersen 1974-8-5 74 -P-10 Plumas Above Silver Lake. Trail to Mt. Elwell, Lakes Basin. 2133 Comment
  CAS-BOT-BC425155  Heuchera rubescens Anna Head 1920-7-20 s.n. Plumas Trail to Long Lake outlet, Feather River Region. Comment
  CAS-BOT-BC425223  Heuchera rubescens Mrs. H. C. Cantelow 1941-5-18 s.n. Plumas 1 1/2 west of Johnsville on road to Gibsonville 1615 Comment
  CAS-BOT-BC312322  Hieracium John Thomas Howell; Gordon H. True; Walter Knight; Irja Knight 1967-7-12 2109 Plumas Between valley proper and Darlingtonia bog, Butterfly Botanical Area and Vicinity 1066 Comment
  CAS-BOT-BC319604  Hieracium albiflorum C. R. Quick 1942-7-31 42 -48 Plumas Near Quincy Comment
  CDA18469  Hieracium albiflorum G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-24 3197 Plumas Sierra Nevada; 0.5 mile north of Taylor Creek Road (to Solomon Saddle) junction, on Mt. Hough-Crystal Lake Road. 1584 Comment
  POM289683  Hieracium albiflorum Lyman Benson 1932-7-29 3986 Plumas Buck Lake. Sierra Nevada Mtn range. Feather River drainage. 2134 Comment
  CHSC75906  Hieracium greenei G. F. Hrusa 1997-6-26 13873 Plumas Sierra Nevada. 1/2 mi. NE of intersection of Hwy 70 and Rattlesnake Creek Rd (to N; USFS 508)/and Sloat Rd. (to S). [Original lat./long. on label is '39 53 N; 120 42 W']. 1450 Comment
  UC1586470  Hieracium nudicaule Vernon H. Oswald 1991-7-17 4755 Plumas 0.5 mi (air) s Little Willow Lake (and ca 3 mi (air) s of Drakesbad, Forest Rd 29N16 (Little Willow Lake Rd), 0.4 mi n of its junction with Forest Rd 29N18 (Upper Rice Creek Rd.)) 1874 Comment
  UCD84878  Holcus lanatus Robbins; Raynor 1943-6-1 s.n. Plumas Quincy. Comment
  SEINET10507460  Holcus lanatus Mary Susan Taylor 1982-8-12 Taylor 4980 Plumas T22N R12E nw/ne sec 14. Blairsden quad. Along Denton Creek, between 516 and Hwy 70, ca. 1 mi e of Blairsden. Mixed Evergreen Forest; 4700 ft. 1432 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
  SD8402  Holodiscus discolor var. microphyllus Daniel Cleveland 1882-7-26 Plumas Big Meadows Comment
  SJSU7485  Hordeum brachyantherum Lewis S. Rose 1968-6-10 68084 Plumas Quincy 1036 Comment
  CHSC24248  Hordeum jubatum K. R. Stern 1975-7-23 Plumas W side of Lake Almanor. Comment
  JEPS115923  Hordeum jubatum Lowell Ahart, John Dittes, Josephine Guardino 2009-7-29 16244 Plumas On dry bare soil, below the high water line of Lake Almanor, 1,849 feet northwest of Lake Almanor Dam 1591 Comment
  CAS-BOT-BC285106  Hordeum marinum subsp. gussoneanum John Thomas Howell 1961-6-21 36686 Plumas Greenville 1097 Comment
  SD8448  Horkelia fusca Daniel Cleveland 1882-7-20 Plumas Prattville Comment
  CHSC20978  Horkelia fusca subsp. parviflora F. T. Griggs; A. Pass 1975-7-17 230 Plumas Buck's Lake. Comment
  RSA755680  Horkelia fusca subsp. parviflora L. Ahart, John Dittes, Josephine Guardino 2009-7-22 16145 Plumas Forest Service Road 27N92K, east side of Long Valley, about 3.5 air miles west-southwest of Greenville, about 5.2 air mile southeast of Lake Almanor Dam. 1607 Comment
  CAS-BOT-BC537873  Horkelia fusca var. parviflora Rimo Bacigalupi 1927-7-11 1714 Plumas Gold Lake Region: Near Grassy Lake Meadows 1889 Comment
  CAS-BOT-BC143988  Horkelia fusca var. tenella G. K. Helmkamp; Elizabeth Helmkamp 2001-7-7 6861 Plumas Sierra Nevada Mountains: CA-89, 2.3 mi SSE of its junction with CA-26 (Lake Almanor Region) 1357 Comment
  CAS-BOT-BC143990  Horkelia fusca var. tenella Alice Eastwood 1927-6-17 14642 Plumas Long Valley, United States Forest Reserve Comment
  CAS-BOT-BC143997  Horkelia fusca var. tenella Thomas H. Kearney 1944-8-14 69 Plumas Near Prattville, Lake Almanor Comment
  RSA718389  Horkelia tridentata L. Ahart 2006-7-3 12909 Plumas About 0.25 mile N of Lumpkin Ridge road, on Lumpkin Ridge, 4 miles (air) NE of Camp 18. 1528 Comment
  RSA77983  Horkelia tridentata Verne Grant, Alva Grant 1948-6-13 8581 Plumas Lava Cap, 1 mile from Cascade on Oroville road. 1372 Comment
  CAS-BOT-BC538236  Horkelia tridentata var. flavescens A. A. Heller; P. B. Kennedy 1907-7-11 8799 Plumas Prattville Comment
  CHSC101850  Hosackia nevadensis Lowell Ahart; John Dittes, Josephine Guardino 2009-6-14 15881 Plumas About 300 yards north of Lake Almanor Dam, about 300 yards southwest of Boat Ramp, below the high water line. 1374 Comment
  UCD106130  Hosackia oblongifolia G. F. Hrusa 1989-6-26 7211 Plumas Along SW margin of Bucks Lake. 2133 Comment
  CHSC102582  Hosackia oblongifolia var. oblongifolia L. P. Janeway; B. Castro 2009-7-4 9846 Plumas Northern High Sierra Nevada. Upper end of Rock Island Ridge. 1576 Comment
  CHSC72312  Hydrophyllum occidentale L. P. Janeway; Glenn Clifton 1998-7-8 5726 Plumas About 1.5 mi southwest of Diamond Mtn; at junction of Diamond Mtn Motorway (Road 28N15) and unnamed road to small pond on a saddle on the crest. 2115 Comment
  CAS-BOT-BC400942  Hypericum anagalloides Rimo Bacigalupi 1927-7-10 1683 Plumas Slopes of Mt Elwell above Long Lake 2133 Comment
  JEPS88550  Hypericum formosum var. scouleri Vernon H. Oswald and Lowell Ahart 1996-7-15 8042 Plumas ca. 1.4 mi. s. of Last Chance Campground (e. side of Last Chance Marsh at n. end of Lake Almanor, extending e. from rd. 29N11); High Cascade Range 1371 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-BC401435  Hypericum scouleri David D. Keck 1932-7-3 1672 Plumas Quincy, in the Northern Sierra Nevada. Along the road to Lake Almanor 1065 Comment
  UC2058705  Hypochaeris glabra Tom Reyes, Martin Hutten, Heather Smith 2014-4-22 107 Plumas Terminal Geyser Comment
  CAS-BOT-BC88620  Idahoa scapigera Mrs. Ellwood Cooper s.n. Plumas Sierra Valley. Comment
  UC1123684  Ipomopsis aggregata G. T. Nordstrom 1934-7-12 221 Plumas near Buck Lake Dam Plumas National Forest, Bidwell Bar Quadrangle 1615 Comment
  CHSC97878  Iris G. Douglas Barbe; T. C. Fuller 1982-6-15 3690 Plumas East-facing slope, 0.8 mile west of junction of road to Red Hill Lookout and road to Cherry Hill (U.S.F.S. Road #26N22F); 3.3 miles east of Red Hill Summit, Plumas National Forest. 1493 Comment
  CAS-BOT-BC135726  Iris hartwegii John Thomas Howell 1962-6-17 37680 Plumas Butterfly Valley - Sierra Nevada 1036 Comment
  UCD138749  Iris hartwegii Wayne Sorsoli 1952-5-30 3 Plumas 1/2 mile west of Crescent Mills. Comment
  CAS-BOT-BC123367  Iris hartwegii subsp. pinetorum Alice Eastwood 1927-6-11 14454 Plumas Forest Lodge, near Greenville Comment
  CAS-BOT-BC324813  Iva axillaris M. S. Taylor 1982-8-27 5047 Plumas SW corner of juncton of Highway 70 adn road to Loyalton in Vinton 1493 Comment
  CAS-BOT-BC205653  Ivesia aperta James R. Shevock 1985-7-6 11315 Plumas Northern Sierra Nevada. Sierra Valley. Along California highway 49, 0.2 mile north of Plumas-Sierra County line and about 2.5 miles north of Loyalton 1600 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
  RSA793107  Ivesia aperta James R. Shevock, Barbara Ertter 1986-7-20 11736 Plumas Sierra Valley. Along the west side of County road A23, about 100 yards south of railroad tracks and near the town of Beckwourth. 1650 Comment
  CAS-BOT-BC137408  Ivesia aperta John Thomas Howell 1975-7-22 51379 Plumas Sierra Valley near Beckwourth 1493 Comment
  RSA85801  Ivesia aperta var. aperta E. Crum 1937-8-5 1937 Plumas Newman Point, Sierra Valley 1524 Comment
  RSA790596  Ivesia sericoleuca James R. Shevock, Barbara Ertter 1986-7-20 11737 Plumas Sierra Valley. Along the west side of County road A23, about 100 yards south of railroad tracks and near the town of Beckwourth. 1650 Comment
  CAS-BOT-BC109969  Juncus C. Etienne 1969-7-26 296 Plumas Along quiet pond off Middle Fork of Feather River Highway 89 near Graeagle next to Feather River Park Resort entrance. 1280 Comment
  CHSC32876  Juncus acuminatus L. Ahart 1980-10-6 2672 Plumas Ca. 1 mi s of La Porte. 1600 Comment
  UCD141295  Juncus acuminatus G. F. Hrusa 1992-10-8 10492 Plumas Smith Lake, approximately 2 m. E of Snake Lake. Comment
  RSA715682  Juncus confusus L. Ahart, Josephine Guardino 2005-8-9 12265 Plumas Between Lights Creek and Fant Creek, W of Forest Road 27N09 about 6 miles (air) NW of the Boulder Creek Work Center at Antelope Lake. 1636 Comment
  CHSC113594  Juncus covillei Lowell Ahart 2014-8-26 19770 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
  JEPS107931  Juncus dubius Lowell Ahart, Josephine Guardino 2005-8-10 12311 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
  JEPS104613  Juncus ensifolius Lowell Ahart 2003-7-18 10422 Plumas On sides of a drainage in a meadow, on n side of the road, ca 1/4 mi w of Lumpkin Ridge Rd, ca 1 1/2 mi se of Tamarack Flat, ca 1 1/2 mi (air) nw of Little Grass Valley Reservoir dam, ca 4 1/2 mi (air) nw of La Porte. 1709 Comment
  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
  JEPS115335  Juncus ensifolius Lowell Ahart, John Dittes 2009-9-7 16400 Plumas On damp bare soil, below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam 1591 Comment
  CHSC113141  Juncus exiguus Lowell Ahart 2013-8-23 19018 Plumas Bottom of a hydraulic pit, east of Bird Creek, about 1/2 mile (air) west of Monitor Flat, about 3 miles (air) northwest of Pilot Peak, about 9 miles (air) northeast of La Porte. 1652 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
  CHSC115846  Juncus howellii Lowell Ahart; John Dittes, Josephine Guardino, Steve Green 2015-7-31 20427 Plumas Colony along the edge of Forest Service Road 29N18, near Blue Lake Trailhead and South Arm Rice Creek, 3.11 air-miles northeast of Morgan Mt., 3.54 air-miles west-southwest of Sifford Mt., 6.59 air-miles south-southeast of Lassen Peak. 1813 Comment
  JEPS114890  Juncus howellii Lowell Ahart 2008-9-10 15367 Plumas On the west bank of East Branch Creek, on the east side of Quincy La Porte Road, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte 1593 Comment
  UCD141551  Juncus howellii Lowell Ahart 2008-9-10 15390 Plumas on the north side of Kenzie Ravine, on the east side of the road, about 1/2 mile east of Little Grass Valley Reservoir, about 4 miles (air) northeast of La Porte. 1598 Comment
  CHSC61688  Juncus mertensianus L. P. Janeway; Jim Battagin, Rob Russell 1993-8-4 4492 Plumas Plumas National Forest. Along Dolly Creek at upper portion of the Walker Mine tailings. 1749 Comment
  CAS-BOT-BC110764  Juncus mertensianus L. P. Janeway; Jim Battagin; Rob Russell 1993-8-4 4492 Plumas Plumas National Forest. Beckwourth Ranger District. Lovejoy Compartment. Along Dolly Creek at upper portion of the Walker Mine tailings. 1749 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
  CHSC78753  Juncus nevadensis L. P. Janeway 2000-7-16 6904 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
  CHSC84176  Juncus nevadensis Lowell Ahart 2003-7-18 10421 Plumas On the sides of a drainage in a meadow, on the north side of the road, about 1/4 mile west of Lumpkin Ridge Road, about 1 1/2 miles southeast of 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. 1709 Comment
  JEPS110178  Juncus nevadensis Lowell Ahart 2006-10-8 13420 Plumas On the east bank of Chips Creek, southeast of the bridge on Highway 70, on the north side of the North Fork of the Feather River, about 1 1/4 miles southwest of Belden 715 Comment
  RSA100691  Juncus nevadensis E. C. Sutliffe 1917-08 s.n. Plumas Gold Lake region. Comment
  JEPS114897  Juncus nevadensis var. nevadensis Lowell Ahart 2008-8-13 15161 Plumas Northeast edge of La Porte Road, north 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
  JEPS110160  Juncus occidentalis Lowell Ahart 2006-7-9 12924 Plumas Small seep, about 100 yards north of the paved basalt road, about 3 3/4 miles (air) northwest of Tamarack Flat, about 5 3/4 miles (air) northwest of Little Grass Valley Reservoir 1678 Comment
  CHSC100420  Juncus orthophyllus Lowell Ahart 2008-9-10 15383 Plumas On the north side of Onion Valley Creek, in the northeast part of Onion Valley, about 3/4 mile northwest of Pilot Peak, about 1/2 mile east of the Quincy La Porte Road, about 9 1/2 miles (air) northeast of La Porte. 1916 Comment
  CHSC33921  Juncus orthophyllus J. D. Jokerst; R. A. Schlising 1981-8-2 1454 Plumas Ca. 1/4 mi N of Butte Co. line, 1.0 mi E of Humboldt Peak, along drainage which becomes Scotts John Cr. 1981 Comment
  JEPS118396  Juncus parryi Lowell Ahart 2011-9-20 17690 Plumas Moist open area around a primitive campsite, on the south side of the poor dirt road on the north side of Pilot Peak, about 9 miles (air) northeast of La Porte 2072 Comment
  HSC1269  Juniperus occidentalis W. R. Rogers 1966-6-3 280 Plumas 2043 Comment
  CAS-BOT-BC58899  Kalmia microphylla subsp. microphylla V. Oswald; L. Ahart 1988-8-4 3671 Plumas Willow Lake located se of Drakesbad just s of the boundary of Lassen Volcanic National Park. 1676 Comment
  UCD117475  Kalmia polifolia Lynn J. Gillespie 1982-5-23 s.n. Plumas ca. 3.5 miles northeast of Spanish Road, ca. 100 miles north of Snake Lake. 1219 Comment
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Mar 30 2016
  CHSC54395  Kalmia polifolia subsp. microphylla Vernon H. Oswald 1991-6-17 4772 Plumas Lassen Volcanic National Park. Little Willow Lake, located ca. 2.5 miles (air) south-southeast of Drakesbad. 1844 Comment
  CHSC65384  Kelloggia galioides Lowell Ahart 1995-9-13 7631 Plumas On the north side of Onion Valley, east of Quincy La Porte Road, about 1 mile north-west of Pilot Peak. 1828 Comment
  UC889314  Kelloggia galioides Anna Head 1920-7-29 Plumas Lake Center Camp; Feather River Region 1920 Comment
  CAS-BOT-BC340349  Kyhosia bolanderi Lowell Ahart 1979-8-16 s.n. Plumas Along Ohio Ravine 1700 Comment
  CHSC110383  Lactuca serriola Lowell Ahart 2012-9-5 18449 Plumas Road edge, where the County Road crosses the South Fork of the Feather River, about 1 mile (air) southeast of Pilot Peak, about 8-1/4 miles (air) northwest of La Porte. 1828 Comment
  CHSC34931  Lactuca serriola M. S. Taylor 1981-7-29 4144 Plumas On e side of 24N42-Flournoy Grade, 1.9 mi s of Flournoy Bridge, ca. 3 air mi e of Genesee. 1463 Comment
  JEPS7477  Lactuca serriola Rimo Bacigalupi with L. R. Heckard 1951-8-8 3480 Plumas just e Westwood 1554 Comment
  CAS-BOT-BC340600  Lactuca serriola John Thomas Howell 1960-7-18 35605 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  CAS-BOT-BC341566  Lagophylla ramosissima H. M. Hall; E. B. Babcock 1903-7-1 4431 Plumas Sierra Nevada Mountains. Indian Valley 1097 Comment
  CHSC36218  Lathyrus sulphureus M. S. Taylor 1982-6-2 4599 Plumas Along 23N11, on loop through Cogswell Ravine, 3.2 mi ne of Jackson Creek Campground, ca. 5 air mi n of Mohawk. 1737 Comment
  SD7724  Ledum glandulosum Mrs. R. M. Austin 1870-1 Plumas Butterfly Valley Comment
  CAS-BOT-BC537270  Lemna minor M. S. Taylor 1950-7-21 1474 Plumas East Quiney 1036 Comment
  CHSC56898  Lemna trisulca L. P. Janeway; Garrett Gibson 1991-7-21 4083 Plumas Plumas National Forest. Spring on north side of Freeman Creek ca 1/2 mi southwest of Lake Davis. 1767 Comment
  JEPS53665  Lepidium campestre W. L. Jepson 1939-8-8 19471 a Plumas Meadow Valley 1158 Comment
  RSA726444  Lepidium campestre L. Ahart, John Dittes 2007-6-17 14161 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
  CAS-BOT-BC88847  Lepidium campestre John Thomas Howell 1967-6-23 42689 Plumas Sierra Nevada. Butterfly Valley. 1066 Comment
  CAS-BOT-BC88848  Lepidium campestre Walter Knight; Irja Knight; John Thomas Howell 1966-7-27 1582 Plumas Butterfly Botanical Area and Vicinity. Creek near confluence of Butterfly Creek. 1036 Comment
  SEINET11279722  Lepidium perfoliatum W. Harnach, N. Harnach 1990-4-18 259 Plumas Sierra Valley, Marble Lane, Marble Hot Well. 1487 Comment
  CHSC53158  Leptosiphon ciliatus L. P. Janeway 1989-6-12 3296 Plumas Plumas National Forest. Forest along south side of Red Clover Valley. 1706 Comment
  POM147075  Leptosiphon ciliatus Alice Eastwood 1927-06 s.n. Plumas On road from Chilcott, United States Forest Reserve Comment
  CAS-BOT-BC342084  Leucanthemum vulgare John Thomas Howell 1959-9-24 34949 Plumas American Valley near Quincy 1051 Comment
  CHSC21210  Leucothoe davisiae F. T. Griggs; A. Pass 1975-7-23 245 Plumas Cape Lake. Comment
  CHSC34873  Leucothoe davisiae M. S. Taylor 1981-7-17 4041 Plumas Lakes Basin, Bear Lakes trail, around Cub Lake, ca. 6 mi s of Mohawk. 1981 Comment
  POM76990  Leucothoe davisiae Mrs. R. M. Austin 1874-08 s.n. Plumas Butterfly Valley. Comment
  RSA104133  Leucothoe davisiae T. C. Porter 1876-1 s.n. Plumas [Unspecified] Comment
  SEINET3164391  Leucothoe davisiae E. K. Balls 1950-9-5 15681 Plumas Thompson Creek, along trail to 'Little Volcano 1402 Comment
  CHSC101860  Lewisia nevadensis Lowell Ahart; John Dittes, Josephine Guardino 2009-6-15 15894 Plumas About 200 yards northwest of Lake Almanor Dam, in mined over area. 1421 Comment
  JEPS127330  Lewisia nevadensis Lowell Ahart 2016-6-29 21055 Plumas About 1/2 mile southeast o Table Mountain, about 1 1/2 miles (air) northwest of Tamarack Flat, about 3 1/2 miles (air) northwest of Little Grass Valley Reservoir Dam. Comment
  CAS-BOT-BC444569  Lewisia triphylla Lloyd W. Swift 1932-7-11 66 Plumas Plumas National Forest. Tamarack R. S. 1706 Comment
  RSA123080  Lewisia triphylla A. Lewis 1934-6-12 477 Plumas 3.5 miles SW of Dogwood Peak, Bidwell. 1494 Comment
  CAS-BOT-BC274528  Leymus triticoides Fred Sommers; Greg Sommers 1976-7-15 170 Plumas Sierra Valley Marsh, along road near W end of Dyson Lane (at road A 23) 1524 Comment
  UCD87575  Leymus triticoides John Thomas Howell 1955-7-19 30802 Plumas Vinton. 1505 Comment
  SEINET4690758  Lilaea scilloides W. Harnach, N. Harnach 2000-8-2 964 Plumas 1.5 miles south of Hwy 70 on A-23, .25 miles east of A-23. South of Beckwourth (Sierra Valley Farms) 1487 Comment
  UC1100163  Lilaea scilloides Malcolm A. Nobs and S. Galen Smith 1949-8-18 1385 Plumas just s Chester (Last Chance marshes at n end of Lake Almanor); Lake Almanor, Last Chance Comment
  CAS-BOT-BC130563  Lilium humboldtii Mrs. E. C. Van Dyke 1931-6-11 s.n. Plumas La Porte, Quincy Grade Comment
  CAS-BOT-BC509328  Lilium kelleyanum Mrs. A. L. Coombs 1906-1-1 s.n. Plumas Prattville Comment
  SEINET10872527  Lilium kelleyanum Mary Susan Taylor, G. Rotta 1982-6-14 Taylor 4669 Plumas T26N R7E sw sec 33. Almanor SW quad. In seep, n side of and above Caribou Rd, on serpentine, 1.8 mi ne of Queen Lily Campgr., ca. 7 air mi ne of Belden. 2800 ft. 853 Comment
  CDA14678  Lilium pardalinum subsp. shastense G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-23 3122 Plumas 2.65 miles west of Round Valley Reservoir dam. 1569 Comment
  CHSC102676  Limosella acaulis Lowell Ahart; John Dittes 2009-9-7 16402 Plumas On dry to damp bare soil, below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam. 1591 Comment
  UC1101425  Limosella acaulis Malcolm A. Nobs and S. Galen Smith 1949-8-18 1352 Plumas s end Lake Almanor; s end of Lake Almanor Comment
  JEPS102736  Linanthus 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
  UC917268  Linnaea borealis subsp. longiflora J. M. Tucker 1948-7-25 1735 Plumas in vicinity of Cascade Comment
  UC1562394  Listera convallarioides Lowell Ahart 1990-7-16 6569 Plumas about 1/2 mi ne Independent Mine (on s bank of South Fork Feather River, about 3 1/2 mi ne of Little Grass Valley Reservoir); South Fork Feather River 1828 Comment
  SEINET10529564  Listera convallarioides John G. Lemmon Lemmon s.n. Plumas Comment
  CAS-BOT-BC435465  Lithophragma glabrum W. W. Wagner 1919-5-25 264 Plumas Squirrel Creek vicinity of Quincy Comment
  RSA121446  Lithophragma glabrum E. Sawyer 1935-5-23 35 Plumas 1.5 miles SSW of Kerby. 1555 Comment
  SEINET6032218  Lithophragma glabrum R. J. Holl 1948-4-16 13 Plumas Grizzly Canyon, 3 miles west of Beckwouth 1615 Comment
  CAS-BOT-BC428430  Lithophragma tenellum John Thomas Howell 1951-6-28 27691 Plumas Eureka Peak 2133 Comment
  CHSC43747  Lithophragma tenellum Vernon Oswald 1984-6-25 1320 Plumas La Porte-Quincy Rd., ca. 9.7 mi n-e of La Porte. 1889 Comment
  SJSU15152  Lithophragma tenellum N. A. Hopkins 1993-5-26 1721 Plumas Dyson Lane, NE Sierra Valley Comment
  CAS-BOT-BC231076  Lithospermum John Thomas Howell 1955-7-19 30757 Plumas Beckwourth 1493 Comment
  CHSC53135  Lithospermum californicum Debbie Bliss 1990-8-14 Plumas Plumas National Forest. Southerly facing slope between the SE end of Lake Davis and the SW end of Crocker Mtn. 1874 Comment
  UC79323  Lithospermum californicum Mrs. R. M. Austin 1880-1 Plumas Comment
  SEINET7714129  Lithospermum californicum Unknown Plumas Meadow Valley Comment
  CHSC42611  Lomatium dissectum var. multifidum Vernon Oswald 1986-6-2 2079 Plumas Rd. A-15, 5.2 mi sw of Hwy 70 at Portola. 1524 Comment
  POM147057  Lomatium dissectum var. multifidum Alice Eastwood 1927-6-13 14543 Plumas Forest lodge near Greenville, United States Forest Reserve Comment
  CHSC40871  Lomatium nudicaule K. R. Stern 1985-6-25 8226 Plumas Vicinity of Blairsden. 1371 Comment
  UC175512  Lomatium nudicaule A. A. Heller 1913-6-13 10834 Plumas near Marston Station 1066 Comment
  CHSC95092  Lomatium plummerae 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. East-facing sagebrush slope near meadow edge. 1673 Comment
  UC1562663  Lomatium plummerae Barbara Ertter with Gary Schoolcraft 1989-7-3 8657 Plumas ca. 8 airmiles s. Susanville (ridge between Red Rock and Diamond Mt.) 2225 Comment
  UC1730233  Lomatium plummerae L. P. Janeway and Glenn Clifton 1998-7-8 5725 Plumas 1.5 mi SW of Diamond Mountain (at junction of Diamond Mountain Motorway (Road 28N15) and unnamed road to small pond on a saddle on the crest) 2115 Comment
  CHSC72421  Lomatium triternatum var. macrocarpum L. P. Janeway 1998-6-2 5616 Plumas North side of Last Chance Creek; above Road 101, 0.7 mi west of Bird Creek. 1798 Comment
  UC477510  Lonicera conjugialis L. S. Smith 1930-7-11 2516 Plumas White Rock Mills Camp 2286 Comment
  CAS-BOT-BC200958  Lotus A. A. Heller 1938-7-2 15242 Plumas On Highway #24, near Gray's Flat 868 Comment
  HSC100724  Lotus corniculatus Lowell Ahart, John Dittes 2009-7-14 16077 Plumas E side of F.S. Rd. 26N22 and 26N221, 2.6 (air) mi. SE of Seneca, 6.5 (air) mi. S of Lake Almanor Reservoir Dam. 1608 Comment
  CDA13432  Lotus crassifolius var. crassifolius G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13279 Plumas Sierra Nevada; Along lower Bull Run Creek off USFS 23N12E. Comment
  RSA189433  Lotus micranthus L. S. Rose 1967-5-8 67073 Plumas Rodgers Flat, North Fork, Feather River. 610 Comment
  SEINET10451998  Lotus nevadensis Mary Susan Taylor, G. Rotta 1982-6-14 Taylor 4665 Plumas T25N R11E sw sec 7. Greenville quad. N side of Genesee Valley Rd (112), ca. 2 mi w of Genesee. Dry forest. 3700 ft. 1128 Comment
  RSA498781  Lotus oblongifolius Dorothy Davis 1923-08 s.n. Plumas Johannesville 1524 Comment
  RSA339165  Lotus oblongifolius var. nevadensis Margaret J. Williams, Betty Larson 1983-8-12 83- 135 -4 Plumas W side of the Sierra Nevada, near Jamison Creek, above Johnsville. 1677 Comment
  RSA718161  Lotus unifoliolatus L. Ahart 2006-10-23 13 ,50l Plumas On the east side of Slate Creek (there is a large gravel flat caused by the dam), About 30 yards south of where the road ends, About 20 yards north of the dam across Slate Creek, About 1/8 mile northeast of Scales Road., About 5.5 miles (air) northeast of Strawberry Valley. 1282 Comment
  UC1764095  Lunaria annua Rudolf Schmid 1999-7-21 2000 Plumas just SW of town Belden (HW 70) 718 Comment
  RSA0076001  Lupinus adsurgens Daisie Huang 2006-8-11 06081106 Plumas Quincy-La Porte Rd. 1257 Comment
  UC942948  Lupinus albicaulis Lewis S. Rose 1951-6-28 51048 Plumas N of Johnsville ( above Eureka Lake) 2072 Comment
  CHSC55697  Lupinus albifrons var. albifrons Steven Triano 1988-4-17 66 Plumas Along n side of Hwy. 89 ca 3.3 mi n of its jct. with Hwy. 70. 1005 Comment
  POM181084  Lupinus albifrons var. albifrons A. A. Heller, P. B. Kennedy, A. H. Heller 1907-7-2 s.n. Plumas Between Vinton and Beckwith. [Beckwourth] Comment
  CHSC60087  Lupinus angustiflorus L. P. Janeway 1990-7-18 3802 Plumas Plumas National Forest. Ca 1/4 mi N of Blakeless Creek and ca 1/2 mi NE of Little Grizzly Cr. 1792 Comment
  JEPS85918  Lupinus apertus L. P. Janeway 1990-7-12 3793 C Plumas saddle along top of Eureka Ridge ca 1.0 mi s of the head, Beckwourth Ranger District Bear Creek; Plumas National Forest, Johnsville Quad., Bear Creek 2118 Comment
  CHSC110001  Lupinus arbustus B. Castro; L. P. Janeway 2006-6-4 1536 Plumas Northern High Sierra Nevada. South side of Squaw Valley, ca 300 ft N of jcn of McReynolds Valley Road (FS Rd 25N05) and Squaw Valley Road (FS Rd 28N01). 1684 Comment
  UC501350  Lupinus arbustus H. E. and S. T. Parks June, 1928 240 Plumas Drakesbad Comment
  SEINET5767538 Image available Lupinus arbustus subsp. silvicola E. D. Merrill 1929-1 s.n. Plumas Silver Lake 1829 Comment
  CHSC41194  Lupinus argenteus var. argenteus J. D. Jokerst 1984-5-13 2008 Plumas In forest adjacent to Beckworth-Genesee Road ca 1/2 mi nw of Drum Bridge. Edge of Genesee Valley at Red Clover Creek. 1188 Comment
  CAS-BOT-BC208791  Lupinus argenteus var. heteranthus John Thomas Howell 1962-6-17 37712 Plumas Portola - Sierra Nevada 1463 Comment
  CAS-BOT-BC208795  Lupinus argenteus var. heteranthus L. P. Janeway 1989-6-22 3370 Plumas Eastern side of Crocker Mtn. above Crocker Mdw., along rd 24N49Y 1798 Comment
  CAS-BOT-BC208801  Lupinus argenteus var. heteranthus G. H. True 1938-7-6 s.n. Plumas Top of Milford Grade Comment
  CAS-BOT-BC208805  Lupinus argenteus var. heteranthus Alice Eastwood 1927-6-27 14867 Plumas On rood from Chilcott, United States Forest Reserve Comment
  SEINET5327970  Lupinus argenteus var. heteranthus W. Harnach, N. Harnach 1990-5-12 293 Plumas Sierra Valley. T22N R14E S23NE of NE1/4. Wilson brothers ground, south of Marble Lane, on Co. Rd. A-23 (the rock pile). 1515 Comment
  JEPS48891  Lupinus argenteus var. meionanthus Esther C. Fritz 1933-7-15 Plumas Spanish Peak 2133 Comment
  SFV11546  Lupinus bicolor M. L. Vincent 1968-6-10 868 Plumas Sierra Nevada Feather River Highway 70 at mouth of Chambers Creek, North Fork Feather River. 610 Comment
  CAS-BOT-BC196674  Lupinus breweri var. breweri L. P. Janeway; Garrett Gibson 1991-6-14 4009 Plumas Between Middle Fork Feather River and Hwy 70, ca 0.3 mi east of Claireville Flat 1484 Comment
  CHSC112062  Lupinus breweri var. breweri L. P. Janeway 2014-7-15 11527 Plumas Northern High Sierra Nevada. Plumas National Forest; Happy Valley, about 6.4 air-km northeast of Cromberg; 0.5 km north of Long Valley Creek, in the middle of Happy Valley. 1754 Comment
  SEINET10490605  Lupinus caudatus subsp. caudatus J. D. Detzer, M. Sacks 1977-7-14 Detzer 21 Plumas Corolla purple and white. Abundant on dry gravelly soil in open area at edge Of montane coniferous forest, ca 3.5 km ne of squaw pk., On e bank of Unimproved usfs road. Sec 1, t25n, r14e. Assoc.: Lupinus latifolius, Castilleja applegatei, achillea lanulosa, wyethia mollis, monardella Odorissima. 1973 Comment
  CAS-BOT-BC215357  Lupinus dalesiae M. S. Taylor 1982-6-16 4684 Plumas Roadcut, N side of 24N13, ca. 0.1 mile E of its jct with Willow Creek Road 23N90, ca. 4 air miles SE of Quincy 1584 Comment
  CAS-BOT-BC215369  Lupinus dalesiae M. S. Taylor 1982-6-3 4600 Plumas Road cut on N side of White Cap Road 1.1 and 1.2 miles S of its junction with Peoria Creek Road, ca. 4 miles SW of Sloat 1524 Comment
  CAS-BOT-BC215393  Lupinus dalesiae M. S. Taylor 1982-5-27 4550 Plumas E side of Dean's Valley Road (24N29), 0.4-0.5 mile S of its junction with Bucks Lake Road, ca. 1 mile NE of Meadow Valley 1158 Comment
  CAS-BOT-BC215412  Lupinus dalesiae M. S. Taylor 1982-6-1 4575 Plumas On N side of Highway 70, Indian Hill, ca. 1 mile W of Quincy 1097 Comment
  CHSC34757  Lupinus dalesiae M. S. Taylor 1981-6-15 3904 Plumas Jct of 24N27 and 24N27 (a loop around Smith Lake), ca. 2 mi n of its jct with Bucks Lake Rd, ca. 3 mi ne of Meadow Valley. 1158 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
  CHSC88823  Lupinus dalesiae L. Hanson 1983-6-7 199 Plumas Plumas National Forest. Grays Flat. 1341 Comment
  JEPS114511  Lupinus dalesiae Lowell Ahart 2008-6-5 14810 Plumas Steep west bank of the South Fork of the Feather River, about 1/8 mile southwest of the Feather Fork Mine, about 1 1/3 miles northeast of Little Grass Valley Reservoir 1645 Comment
  RSA104638  Lupinus dalesiae Joseph Clemens 1920-6-3 s.n. Plumas Greenville Comment
  UC1552819  Lupinus dalesiae Frederica Bowcutt 1985-5-16 522 Plumas Plumas National Forest Comment
  UC170944  Lupinus dalesiae H. M. Hall 1912-6-29 9295 Plumas Spanish Peak; Sierra Nevada Mountains, Spanish Peak 1828 Comment
  RSA0003389  Lupinus dalesiae Ella Dales Cantelow 1940-5-12 3862 Plumas 2.4 mi E of Meadow Valley Inn near 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
  SEINET10452058  Lupinus dalesiae Mary Susan Taylor 1982-6-17 Taylor 4694 Plumas T23N R11E sw/sw sec 18. Blue Nose Mt quad. S side of 23N44Y, 0.8 mi se of its jct with Peoria Creek Rd (23N10), ca. 3 air mi sw of Sloat. Elev 5600 ft. 1707 Comment
  SEINET10452069  Lupinus dalesiae Mary Susan Taylor 1982-5-27 Taylor 4557 Plumas T24N R9E sw/ne sec 17. Quincy quad. S side of Bucks Lake Rd, 2.6 mi sw of its jct with Hwy 70 in Quincy. 3600 ft. 1097 Comment
  SEINET10485199  Lupinus dalesiae Mary Susan Taylor 1982-7-23 Taylor 4713 Plumas T23n r10e se1/4ne1/4 sec 18. Blue nose mt quad. Open bare phyllite roadbank, S side of peoria creek rd (23n10), 1.5 mi. W of its jct with 23n50y, ca 3 air Mi. Sw of sloat. With pseudotsuga menziesii, osmorhiza chilense. 1402 Comment
  SEINET10485207  Lupinus dalesiae Taylor 1982-5-27 Taylor 4550 Plumas Bucks lake quad. Corolla yellow. East side of dean 'S valley rd (24n29), .4-.5 mi south of its jct with bucks lake rd, ca. 1 Mi ne Of meadow valley. With smilacina racemosa, collinisia parviflora. 1158 Comment
  SEINET10973214  Lupinus dalesiae Mary Susan Taylor 1982-6-1 Taylor 4575 Plumas T24N R9E se/ne & sw/nw sec 11. Quincy quad. On e side of Hwy 70, ca. l mi n of Quincy. Indian Hill area. 3600 ft. 1097 Comment
  UC82104  Lupinus grayi Mrs. R. M. Austin July 1876 27 Plumas near Quincy; near Quincy Comment
  CHSC26150  Lupinus latifolius Detzer; Sacks 1977-7-14 22 Plumas Ca. 3.5 km ne Squaw Pk., on e bank of unimproved USFS road. 1973 Comment
  JEPS2641 Image available Lupinus lepidus var. artulus W. L. Jepson 1910-6-5 4069 Plumas Warner Valley; ; Warner Valley, Plumas Co. 1524 Comment
  CHSC48529  Lupinus lepidus var. confertus Vernon Oswald 1986-8-7 2271 Plumas Hwy 89 ca. 0.2 mi w of Lake Almanor spillway. 1371 Comment
  CHSC97527  Lupinus lepidus var. sellulus Lowell Ahart; John Dittes 2007-6-16 14119 Plumas West of a small stream, on the south side of County Road 111 (Beckwourth Genesee Road), 10 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1647 Comment
  CHSC41191  Lupinus obtusilobus J. D. Jokerst 1984-5-14 2010 Plumas SE of Genesee Valley, S of Ward Creek. 1463 Comment
  CHSC56542  Lupinus obtusilobus L. P. Janeway 1984-7-15 921 Plumas Along dirt road on south side of Frenchman Hill; ca 3 mi west-southwest of Bucks Lake. 1737 Comment
  UC1129663  Lupinus obtusilobus G. T. Nordstrom 1934-7-18 103 Plumas 3/4 mi w Silver Lake; Plumas National Forest, Bidwell Bar Quad. Comment
  NY15966  Lupinus onustus M. E. P. Ames s.n. Plumas Comment
  CHSC23624  Lupinus polycarpus J. Cox 1975-7-24 Plumas E side of Lake Almanor. Comment
  CHSC56852  Lupinus polyphyllus var. burkei L. P. Janeway 1991-8-4 4126 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
  CHSC97310  Lupinus polyphyllus var. burkei Lowell Ahart; John Dittes, Josephine Guardino 2007-8-10 14476 Plumas About 30 yards south of Beckwourth Gensee Road, there is a small quarry east of a poor road, the meadow and stream, about 2 miles (air) north of the north end of Lake Davis. 1761 Comment
  UC1129725  Lupinus polyphyllus var. burkei A. E. Wieslander 1929-6-18 102 Plumas between Constantia and Doyle; Sierraville Quad. Comment
  SEINET10490883  Lupinus sellulus var. sellulus Douglas G. LeDoux, David B. Dunn; Melvin L. Conrad 1973-6-5 LeDoux 1082 Plumas Collected at jct of hw. 70 And twain road. 1067 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
  CAS-BOT-BC436679  Luzula comosa var. laxa Robert J. Weatherby 1955-6-26 1544 Plumas Mud Lake, Lakes Basin area 2103 Comment
  CHSC100056  Luzula comosa var. laxa Lowell Ahart 2008-7-16 15077 Plumas Edge of a seep, east of a small meadow (swamp), about 100 yards north of the paved road, about 1/4 mile west of the bridge where the South Fork of the Feather River flows into Little Grass Valley Reservoir, about 2 1/2 miles (air) north of La Porte. 1597 Comment
  CHSC63704  Lycopus uniflorus Vernon H. Oswald 1994-9-6 6474 Plumas Last Chance Marsh near the head of the meadow on the N side of the Hwy. 36 Causeway at Lake Almanor. 1373 Comment
  CHSC72314  Lycopus uniflorus L. P. Janeway 1998-9-10 6273 Plumas Along the northwest shore of Snake Lake; about 5 mi northwest of Quincy. 1205 Comment
  CHSC55797  Madia citrigracilis Vernon H. Oswald 1991-9-11 4871 Plumas Lassen Volcanic Park. Hot Springs Creek just downstream from the Ranger Station at Drakesbad. Along the edge of the creek. 1658 Comment
  CDA13786  Madia citriodora G. F. Hrusa 1997-6-26 13876 Plumas Sierra Nevada; Open flats 1/2 mi. NE of intersection of Hwy 70 and Rattlesnake Creek Rd. (to N; USFS 508)/and Sloat Rd. (to S). Comment
  CHSC59903  Madia elegans subsp. elegans L. P. Janeway 1992-7-31 4282 Plumas In canyon of North Fork Feather River; along the Chambers Creek Trail ca 0.5 mi from Hwy 70 (along old powerline access road). 682 Comment
  CDA13918  Madia exigua G. F. Hrusa 1997-5-3 13845 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
  UC89356  Madia exigua Mrs. R. M. Austin 1879-1 Plumas Butterfly Valley Comment
  UC89434  Madia glomerata Mrs. R. M. Austin July 1888 Plumas Big Meadows Comment
  HSC89862  Madia glomerata Barbara Ertter 1988-7-25 7845 Plumas Diamond Mtns. ca 12 air mi. SSW of Susanville, Snoring Springs 1/2 mi. N of Diamond Mt.-Greenville-Red Rock jct. 1982 Comment
  CAS-BOT-BC342971  Madia gracilis John Thomas Howell; Walter Knight; Irja Knight; Gordon True 1967-7-12 2107 Plumas Butterfly Botanical Area and Vicinity. Between valley proper and Darlingtonia bog 1066 Comment
  CAS-BOT-BC343263  Madia gracilis Lowell Ahart 1981-7-21 2967 Plumas Sutter Buttes Area. Along Cleghorn Bar Road, about 2 miles west of Pilot Peak 1900 Comment
  CDA8262  Madia minima D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-2 6 .304 Plumas Above Little Grass Lake on West side. Comment
  CAS-BOT-BC347524  Malacothrix floccifera John Thomas Howell 1975-6-16 51157 Plumas 2 miles northwest of Spring Garden 1173 Comment
  CHSC34934  Malacothrix floccifera M. S. Taylor 1981-7-29 4141 Plumas E side of 25N42 (Flournoy Grade) 1.3 mi s of Flournoy Bridge, ca. 3 mi e of Genesee. 1341 Comment
  POM160875  Malacothrix floccifera J. G. Lemmon 1883-07 s.n. Plumas Indian Valley Comment
  UC336491  Malacothrix floccifera unknown Jul. 1883 Plumas Indian Valley Comment
  JEPS102440  Marsilea vestita subsp. vestita Lowell Ahart 2001-10-8 9320 Plumas Below the high water line of Antelope Lake, at the day camp that is north of Dedication Island, Antelope Lake, about 24 miles (air) NE of Quincy. 1522 Comment
  SEINET11601831 Image available Matricaria discoidea T. Ramelli 1948-5-16 40 Plumas 0.5 miles west of Vinton 1524 Comment
  CAS-BOT-BC269226  Melica aristata John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-26 54379 Plumas 0.75 miles northeast of Bucks Summit on road to Quincy 1600 Comment
  CAS-BOT-BC271801  Melica bulbosa John Thomas Howell; Gordon H. True; G. D. Barbe 1981-6-24 54269 Plumas Mt. Hough, Sierra Nevada 2203 Comment
  CDA38809  Melica fugax L. Ahart, John Dittes, Josephine Guardino 2009-6-15 15905 Plumas On the north side of the road under the pole line. about 200 yards west of Lake Almanor Dam, depression in mined over area. Comment
  CHSC60511  Melica fugax L. P. Janeway 1992-5-22 4201 Plumas Plumas National Forest. South side of Middle Fork Feather River, just south of railroad tracks; ca 2.7 mi east of Portola. 1493 Comment
  CHSC60512  Melica fugax L. P. Janeway; Jannice Cutler 1992-5-26 4204 Plumas Plumas National Forest. About 0.1 mi southwest of Lake Davis high water line; 1.0 mi south of Dan Blough Cove. 1767 Comment
  CAS-BOT-BC281296  Melica harfordii John Thomas Howell 1969-6-23 45799 Plumas Lewisia Rock, Feather RIver Canyon 609 Comment
  JEPS120105  Melica harfordii Lowell Ahart 2012-7-1 18259 Plumas About 1/4 mile east of Caribou Road, about 3 1/2 miles (air) northeast of Belden. Comment
  JEPS102462  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
  JEPS102743  Melica subulata Lowell Ahart 2001-7-19 8948 Plumas Steep slope, on the east side of Hopkins Creek, about 100 yards SW of the East Branch of Hopkins Creek, about 1/2 mile (air) south of Turkey Town, about 2 1/2 miles (air) SE of Pilot Peak. 1828 Comment
  CHSC102148  Mentha arvensis Lowell Ahart; John Dittes, Josephine Guardino 2009-7-29 16243 Plumas On damp bare soil, below the high water line of Lake Almanor, 1,849 feet northwest of Lake Almanor Dam. 1591 Comment
  CHSC73953  Mentha canadensis B. Castro; Barry Davis 1997-8-13 779 Plumas Ca 1 mi N of the Crocker Guard Station, just E of Co. Rd 111, in meadow along Crocker Creek (ca 1.5 mi N of Crocker Mdw). 1700 Comment
  RSA52949  Mentha canadensis R. Weatherby 1950-7-28 1498 Plumas Border of Smith Lake near Quincy. 1250 Comment
  RSA726371  Mentzelia albicaulis L. Ahart, John Dittes, Josephine Guardino 2007-6-8 13990 Plumas East side of an open rocky flat, 50 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis. 1966 Comment
  CHSC89515  Mentzelia dispersa G. D. Barbe; T. C. Fuller 1982-6-17 3827 Plumas Northern California. Plumas National Forest. South shore of Frenchman Reservoir (Lake), 0.4 mi E of Frenchman Dam. [Lat./long. on label is '39 54 N; 120 11 W']. 1706 Comment
  RSA106766  Mentzelia montana L. S. Rose 1955-6-19 55139 Plumas Beckworth 1494 Comment
  CHSC21806  Micranthes F. T. Griggs; A. Pass 1975-7-8 104 Plumas Bucks Lake Forest Service Survey. Comment
  CAS-BOT-BC428537  Micranthes aprica Alice Eastwood 1918-5-25 6990 Plumas Portola Comment
  CHSC2452  Micranthes aprica R. Carter 1965-7-2 282 Plumas Greene Island L., along SE shore in small grassy meadow, ca. 10 yds. from shore of lake. 1828 Comment
  CHSC43318  Micranthes aprica Lowell Ahart 1975-7-9 865 Plumas On an open mountain side, about 1 mile south-west of Pilot Peak. 1981 Comment
  CHSC61059  Micranthes oregana Vernon H. Oswald; Lowell Ahart 1993-8-3 5763 Plumas Unnamed lake ca. 0.25 mi E of Hay Meadow, on the S edge of the Caribou Wilderness near the N end of 30N25, ca. 9 mi (air) N of Lake Almanor. 1926 Comment
  UC485810  Microseris nutans H. F. Copeland 1932-8-24 Plumas Drakesbad 1828 Comment
  CHSC33597  Microsteris gracilis M. S. Taylor; M. Foster 1981-6-8 3876 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
  RSA59263  Mimulus guttatus E. K. Balls 1950-8-31 15556 Plumas Spanish Creek off Hwy 24, just north of Quincy. 1067 Comment
  SDSU10786  Mimulus lewisii D. F. Howe 1964-7-29 3892 Plumas Gold Lake Lodge, Plumas National Forest. 1981 Comment
  JEPS108978  Mimulus microphyllus Lowell Ahart 2006-10-8 13395 Plumas Gravel bar on the west side of Chips Creek, just south of the bridge on Highway 70, about 1 1/4 miles southwest of Belden 715 Comment
  CHSC110356  Mimulus moschatus L. P. Janeway 2013-7-15 11185 Plumas Northern High Sierra Nevada. Plumas National Forest: south side of Tamarack Flat close to Road 22N94. 1714 Comment
  HSC20818  Mimulus moschatus Jim Vaughn 1956-8-1 Plumas Mt. Lassen NP, Drakesbad 1738 Comment
  JEPS16268  Mimulus nanus var. mephiticus E. Sawyer 1935-6-27 198 Plumas 1.4 mi se Crow (about 10 mi due n of Portola, Red Clover Valley); Plumas National Forest, Sierraville Quadrangle Comment
  UCD23263  Mimulus nanus var. mephiticus Louis K. Mann; Pat Mann 1963-6-17 s.n. Plumas Along U.S. Highway 395, 1-2 miles north of the junction with U.S. Alternate 40. Comment
Read comments
Nov 13 2013
  UCD122882  Mimulus primuloides John Thomas Howell 1960-7-23 35952 Plumas near Soda Springs, Drakesbad. 1676 Comment
  UC569900  Mimulus torreyi D. Axelrod 1934-6-9 26 Plumas 2 1/4 mi nw Lexington Hill; Bidwell Bar Quadrangle Comment
  CAS-BOT-BC388596  Minuartia douglasii John Thomas Howell 1967-6-23 42719 Plumas Canyon of the East Branch of Feather River 2 miles east of Twain Comment
  CAS-BOT-BC174704  Minuartia nuttallii D. A. McMillan 1915-7-15 14 Plumas Plumas National Forest. Yellow Creek ridge 1371 Comment
  CAS-BOT-BC432979  Mitella breweri Clarence R. Quick 1953-8-8 53 -113 Plumas South of Meadow Valley Comment
  RSA101434  Mitella breweri R. Weatherby 1955-6-26 1562 Plumas Near Lakes Ranger Station, Lakes Basin. 1982 Comment
  UC1594682  Mitella breweri Vernon H. Oswald, Lowell Ahart, Linnea Hanson, Lawrence Janeway, and Joan Reynolds 1992-7-1 5044 b Plumas near entrance gate to Elwell Lodge (s end of campground, s margin of lake, ca 5 air mi ssw of Graeagle via Gold Lake Forest Hwy (County Rd. 519)); Grass Lake, Lakes Basin Campground Comment
  CHSC59918  Monardella breweri subsp. lanceolata L. P. Janeway 1992-7-31 4283 Plumas South-facing slopes in canyon of North Fork Feather River; along the Chambers Creek Trail ca 0.5 mi from Hwy 70 (along powerline access road). 682 Comment
  CHSC61741  Monardella follettii L. P. Janeway; Linnea Hanson, Perrie Cobb 1993-7-19 4460 Plumas Plumas National Forest. East side of Red Hill; along the Rich Gulch Road 2.8 mi northwest of Hwy 70 (in canyon of East Branch North Fork Feather River). 1280 Comment
  CHSC61742  Monardella follettii L. P. Janeway 1993-7-15 4454 Plumas Plumas National Forest. Ridge between Rattlesnake Gulch and Twelvemile Ravine; along Rd 25N17 2.4 mi northwest of the saddle on the divide between upper Spanish Creek and East Branch North Fork Feather River; at a switchback. 1447 Comment
  CHSC82105  Monardella follettii L. P. Janeway 2001-8-5 7422 Plumas High Cascade Range. Near top of ridge between Yellow Creek and North Fork Feather River (and Caribou Road). 1463 Comment
  CHSC82106  Monardella follettii L. P. Janeway 2001-8-5 7418 Plumas High Cascade Range. Top of ridge between Yellow Creek and North Fork Feather River (and Caribou Road). 1445 Comment
  CHSC52043  Monardella odoratissima L. P. Janeway 1989-8-2 3549 Plumas Plumas National Forest. On top of Eureka Ridge at head of Chris Cr. 2080 Comment
  CAS-BOT-BC314153  Monardella odoratissima Alice Eastwood 1927-6-17 14676 Plumas United States Forest Reserve, Plumas County. Long Valley. Comment
  UC2016529  Monardella odoratissima Richard Olmstead 1983-7-2 411 Plumas On road cut along Hwy 89 ca. 3 mi. N. of jct. of Hwys 89 and 70. Ca. 12 mi. N. of Quincy. Comment
  CAS-BOT-BC222105  Monardella odoratissima subsp. pallida John Thomas Howell 1960-7-20 35789 Plumas Lassen Volcanic National Park. Between Boiling Springs Lake and Terminal Geyser 1859 Comment
  CHSC102070  Monardella odoratissima subsp. pallida Lowell Ahart; John Dittes 2009-7-15 16097 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
  CHSC109554  Monardella odoratissima subsp. pallida L. P. Janeway 2012-7-17 10946 Plumas Northern High Sierra Nevada. Plumas National Forest; south side of Cedar Flat. 1701 Comment
  CHSC112608  Monardella odoratissima subsp. pallida Lowell Ahart 2013-9-11 19024 Plumas Near large granite boulders, on east side of Antelope Lake, west of the paved road, south of Antelope Creek, about 16 miles (air) northeast of Taylorsville. 1562 Comment
  CHSC26168  Monardella odoratissima subsp. pallida Detzer; M. Sacks 1977-7-23 10 Plumas Ca. 3.5 km ne of Squaw Pk. 1973 Comment
  CHSC58171  Monardella odoratissima subsp. pallida Vernon H. Oswald 1992-6-18 4997 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
  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
  UC2035861  Monardella odoratissima subsp. pallida Berry Campbell 1929-6-20 734 Plumas Lake Almanor 1402 Comment
  SEINET10895201  Monardella odoratissima subsp. pallida A. Graff 1993-7-21 Graff 291 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-BC220486  Monardella sheltonii John Thomas Howell 1975-7-22 51350 Plumas 2 miles northwest of Spring Garden 1173 Comment
  CHSC52050  Monardella sheltonii L. P. Janeway 1989-6-9 3285 Plumas Cyn of E Br N Fk Feather River; s'ly facing roadcut along hwy 70 6.4 mi E of river mouth and Caribou Rd. 853 Comment
  CHSC67989  Monardella stebbinsii James Bartel 1988-7-13 Plumas North Fork of Feather River, 6.3 km N of jct. with Hwy. 70 along Caribou Rd. (type locality). Comment
  UC1473878 Image available Monardella stebbinsii Clare B. Hardham 1968-7-15 15680 Plumas Near Belden, North Fork Feather River, 1.9 km north of Queen Hills Camp Ground, Sierra Nevada Mounrtains Comment
  CAS-BOT-BC26179  Monardella stebbinsii Clare B. Hardham 1968-7-15 15680 Plumas Sierra Nevada Mountains; near Belden, 1.9 km N of Queen Lily Campground. 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-BC445081  Montia linearis Mrs. A. L. Coombs 1906-1-1 s.n. Plumas Prattville Comment
  CAS-BOT-BC445085  Montia linearis L. P. Janeway 1992-5-22 4198 Plumas Plumas National Forest, Beckwourth Ranger District. South side of Middle Fork Feather River, just south of railroad tracks; ca 2.7 mi east of Portola. 1485 Comment
  CAS-BOT-BC445092  Montia linearis John Thomas Howell; Gordon H. True 1967-5-7 42187 Plumas Quincy 1036 Comment
  CAS-BOT-BC445101  Montia linearis Roxana S. Ferris 1952-5-18 12487 Plumas 1.5 miles north of Greeneville [Greenville] 1097 Comment
  CAS-BOT-BC445189  Montia parvifolia John Thomas Howell 1967-6-23 42729 Plumas Lewisia Rock 3.5 miles southwest of Belden, Feather River Canyon. 609 Comment
  CAS-BOT-BC260649  Muhlenbergia filiformis Walter Knight; Irja Knight 1966-9-12 1700 Plumas Butterfly Botanical Area and Vicinity. Pond Reservoir 1097 Comment
  CAS-BOT-BC267016  Muhlenbergia filiformis Roxana S. Ferris; Laura Lorraine 1941-8-9 10441 Plumas About 2.5 miles from Lake Almanor Public Camp, State Highway 89 on road to Chester Comment
  CHSC81852  Muhlenbergia filiformis Lowell Ahart 2001-10-8 9314 Plumas On the sides of Boulder Creek, below the high water line of Antelope Lake, about 24 miles (air) northeast of Quincy. 1522 Comment
  CHSC97433  Muhlenbergia filiformis Robert Fischer 2006-7-2 1034 Plumas Buckslake. Between Oroville and Bucks Lake, off the Oro-Quincy Hwy, at large meadow just south of Bucks Lake. 1371 Comment
  POM192991  Muhlenbergia filiformis E. D. Merrill 1929-7-13 s.n. Plumas Silver Lake. 1829 Comment
  POM313206  Muhlenbergia filiformis Malcolm A. Nobs, S. Galen Smith 1949-8-18 1367 Plumas Last Chance Marshes at north end of Lake Almanor, just south of Chester. Comment
  RSA129386  Muhlenbergia filiformis G. Burks 1933-8-8 29 Plumas 4 1/4 miles NE Cammel Park. 1707 Comment
  UCD149815  Muhlenbergia minutissima William Anderson 1964-5-24 s.n. Plumas Feather River Canyon. Comment
  JEPS122169  Muhlenbergia richardsonis Lowell Ahart 2014-8-26 19793 Plumas On both sides of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. Comment
  RSA726442  Muhlenbergia richardsonis L. Ahart, John Dittes 2007-6-17 14201 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
  SEINET10836245  Muhlenbergia richardsonis Lowell Ahart 1985-7-11 Ahart 5126 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. 1585 Comment
  SEINET3887716  Muilla transmontana D. W. McNeal 1983-6-5 2835 Plumas Beside Highway #70, 0.7 mi. East of the junction of Highway #49.; 0 Comment
  RSA182988  Myosotis discolor Clare B. Hardham 1961-6-15 7404 Plumas Graeagle. 1372 Comment
  JEPS110466  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
  RSA95426  Myosotis scorpioides J. T. Howell 1951-6-29 27743 Plumas Near Spring Garden. 1220 Comment
  CAS-BOT-BC392269  Myosurus apetalus John Thomas Howell 1962-6-19 37857 Plumas 5.5 miles e. of Beckwourth 1493 Comment
  UC1112281  Myosurus apetalus Herbert L. Mason 1952-7-17 14381 Plumas just s Beckworth (along Western Pacific tracks); Sierra Nevada 1524 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
  CHSC102967  Myriophyllum sibiricum Lowell Ahart 2009-9-7 16393 Plumas In 3-4 feet of water, Lake Almanor, about 1000 feet northwest of Lake Almanor Dam. 1591 Comment
  CHSC32875  Myriophyllum sibiricum L. Ahart 1980-9-17 2652 Plumas In the small shallow lake, ca. 0.5 mi w of Fowler Peak, ca. 8 mi n of La Porte. 1600 Comment
  UCD102566  Myriophyllum verticillatum W. B. McHenry 1963-7-1 s.n. Plumas Grizzly Pond, Bucks Lake. Comment
  JEPS85838  Najas guadalupensis Barbara Ertter 1988-10-21 7997 Plumas e end causeway 1.5 mi e of Chester (on Hwy 36, Lake Almanor, lake s. side of rd.); Lake Almanor 1341 Comment
  CHSC28921  Nama lobbii L. Hanson 1979-7-16 37 Plumas On north slope of Mt. Ararat near junct of roads from Lookout Rock and Little Bear Creek. Comment
  CHSC62465  Nama lobbii L. P. Janeway 1993-8-14 4525 Plumas Plumas National Forest. Oroville Ranger District. Haskins Valley Compartment. Dirt road cutbank along Road 24N29Y; ca 0.7 mi northwest of Haskins Creek, ca 1.4 mi east-southeast of Bucks Lake. 1731 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
  SBBG44514  Narthecium californicum K. K. Muller 1963-8-17 1242 Plumas rd to Butterfly Valley, near Quincy Comment
  SJSU4628  Narthecium californicum C. W. Sharsmith 1969-6-19 7596 Plumas Butterfly Valley c. 3 mi SW of Keddie 1066 Comment
  CAS-BOT-BC515767  Narthecium californicum Anna Head 1921-7-24 s.n. Plumas Feather River Region; Meadow on trail to Long Lake Comment
  CAS-BOT-BC515774  Narthecium californicum Paul F. Covel 1937-7-20 716 Plumas 6 miles north Quincy Comment
  SEINET2028507 Image available Naumburgia thyrsiflora Marcus E. Jones 1897-6-25 Plumas Prattville [Susanville; Lake Almanor] 1340 Comment
  CHSC33600  Navarretia breweri M. S. Taylor; M. Foster 1981-6-8 3867 Plumas N side of 24N08, just n of its jct with 25N93, half way between Bagley Pas and Red Clover Valley, ca. 1.5 air mi n of w end of Lake Davis. 1706 Comment
  CHSC53160  Navarretia breweri L. P. Janeway 1989-6-9 3279 Plumas Plumas National Forest. Forest along southwest side of Red Clover Valley. 1691 Comment
Read comments
Dec 19 2007
  CHSC113889  Navarretia capillaris Lowell Ahart 2014-8-24 19761 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
  SD7676  Navarretia capillaris Daniel Cleveland 1882-7-21 Plumas Prattville Comment
  SEINET7974320 Image available Navarretia divaricata A. A. Heller, P. B. Kennedy 1907-7-3 8698 Plumas Hills above Red Clover Valley 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
  CHSC58174  Navarretia divaricata subsp. divaricata Vernon H. Oswald 1992-6-18 4984 Plumas Lassen Volcanic National Park. Warner Valley; N side of Hot Spring Creek just within the boundary of the park. Near the creek. 1609 Comment
  RSA537478  Navarretia divaricata subsp. vividior Barbara Ertter, Gary Schoolcraft 1989-7-3 8648 Plumas Below Red Rock lookout, ca 8 airmiles S of Susanville. 2256 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
  JEPS108738  Navarretia intertexta subsp. intertexta Lowell Ahart 2006-7-9 12927 Plumas Near a small seep, about 100 yards north of the paved basalt road, about 3 3/4 miles (air) northwest of Tamarack Flat, about 5 3/4 miles (air) northwest of Little Grass Valley Reservoir 1678 Comment
  JEPS124032  Navarretia intertexta subsp. propinqua Lowell Ahart 2015-7-4 20279 Plumas About 1/2 mile west of the intersection of Lumpkin Ridge Road and road to Tamarack Flat, about 1 1/2 miles (air) northwest of Little Grass Valley Reservoir Dam. Comment
  RSA201341A  Navarretia intertexta subsp. propinqua J. T. Howell 1960-7-18 35599 Plumas Wooded meadow borders. Drakesbad. 1677 Comment
  CHSC10634  Navarretia leptalea Lowell Ahart 1970-6-25 Plumas Six miles NW of La Porte. 1828 Comment
  SD116552  Navarretia leptalea Barbara Ertter, Jeffrey Strachan 1980-7-31 3888 Plumas Dixie Creek ca A| mile east of Milford-Beckwourth Road (near cattle guard), Plumas National Forest 1707 Comment
  CHSC113615  Navarretia leptalea subsp. leptalea Lowell Ahart 2014-8-31 19829 Plumas On the east side of Black Rock Creek, about 300 yards south of the foot bridge across Black Rock Creek, about 300 yards south of the Black Rock, Little Grass Valley Reservoir, about 4 1/2 miles (air) northwest of La Porte. 1536 Comment
  UC572508  Navarretia leucocephala subsp. minima E. Sawyer 1935-6-27 158 Plumas nw of Beckwith Buttes (Charlies Valley); Plumas National Forest, Sierraville Quad. 1524 Comment
  CAS-BOT-BC230393  Navarretia leucocephala subsp. minima Gladys L. Smith 1976-6-7 4574 Plumas Alongside Route A23 about 6 miles N of Sierra County line and just before road to Hot Springs 1524 Comment
  UC908575  Navarretia linearifolia subsp. linearifolia Milo S. Baker 1935-6-25 8098 Plumas Mt. Lassen Highway near Soda Springs 1828 Comment
  CAS-BOT-BC233605  Navarretia pubescens James Vale 1981-5-19 s.n. Plumas Feather River Comment
  CHSC90939  Nemophila heterophylla Lowell Ahart; Richard Rabeler, Lawrence Janeway, Linnea Hanson 2005-4-20 11748 Plumas On the north side of Highway 70, about 1/8 mile east of Chambers Creek, about one mile northeast of Indian Jim Campground. 629 Comment
  CAS-BOT-BC231225  Nemophila parviflora var. austiniae Mary Strong Clemens 1920-5-20 s.n. Plumas Greenville Comment
  UC726908  Nemophila pedunculata A. A. Heller 1941-5-22 16147 Plumas 3 mi w Portola; w of Portola Comment
  UC606940  Nemophila pedunculata L. Constance 1938-6-10 2320 Plumas near Lake Almanor (Feather River at Chester); , nr Lake Almanor 1219 Comment
  CHSC94203  Nemophila spatulata Lowell Ahart 2006-7-9 12937 Plumas In a small seep, about 20 yards south of the paved basalt road, about 3 3/4 miles (air) northwest of Tamarack Flat, about 5 3/4 miles (air) northwest of Little Grass Valley Reservoir. 1661 Comment
  CHSC97176  Nemophila spatulata Lowell Ahart; John Dittes, Josephine Guardino 2007-6-8 14004 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
  JEPS12289  Nicotiana attenuata W. L. Jepson 1918-8-2 7760 Plumas Beckwith Pass 1463 Comment
  JEPS100317  Oenothera deltoides subsp. piperi Dean W. Taylor 2001-7-21 17846 Plumas Diamond Mountains, southerly end of the range ca. 4 air mile N of Chilcoot, along Forest Road 23N67, Plumas National Forest 1737 Comment
  CAS-BOT-BC355569  Oreostemma alpigenum var. andersonii Miss. T. V. Raphael 1917-8-8 s.n. Plumas Johnsburg Comment
  CHSC66611  Oreostemma alpigenum var. andersonii Vernon H. Oswald; Lowell Ahart 1996-7-15 8048 Plumas Last Chance Marsh at the N end of Lake Almanor, just S of Last Chance Camp-ground on Forest Rd. 28N11. 1371 Comment
  CDA10246  Oreostemma elatum J. R. Keck Jr. 1978-6-3 PDR# 330066 Plumas Snake Lake near Quincy. 0 Comment
  CHSC66705  Orobanche californica subsp. grayana Vernon H. Oswald; Lowell Ahart 1996-8-1 8131 Plumas Old Haun Rd. (Forest Rt. 201) on the S slope of Dyer Mtn. at Second Water Trough Creek, ca. 0.5 mi W of Hauns Mdw., SE of Dryer Mtn. Lookout, N of Hwy. 89, E of Lake Almanor, NW of Greenville. Meadow. 1432 Comment
  CHSC116529  Orobanche corymbosa B. Castro; Brian Humphrey 2015-7-8 2096 Plumas Northern High Sierra Nevada. W side of lower Thompson Valley ca 1 mi N of the mouth of McReynolds Creek at Red Clover Creek. W side of Thompson Creek, ca 400 ft below edge of open Ponderosa-Jeffrey pine forest. 1672 Comment
  SEINET5866801  Orobanche corymbosa W. Harnach, N. Harnach 1989-6-29 202 Plumas Sierra Valley, Approx 6 road miles E of Beckwourth on Hwy 70, Hindoo Ranch 1490 Comment
  CAS-BOT-BC500133  Orobanche fasciculata Alice Eastwood 1927-6-15 14588 Plumas US Forest Reserve, near Long Valley Comment
  SEINET10902587  Orobanche uniflora subsp. occidentalis Mary Susan Taylor 1982-5-13 Taylor 4440 Plumas T24N R8E sw/nw sec 13. Bucks Lake NE quad. Ca. 500 yds s of Spanish Creek- Bucks Lake Rd at its jct with 24N29, ca. 0.5 mi w of Meadow Valley. Serpentine slope, 3800 ft. 1158 Comment
  CHSC44005  Orthilia secunda L. P. Janeway 1984-7-27 938 Plumas Near edges of Grassy Lake. 1920 Comment
  CHSC84992  Orthilia secunda Lowell Ahart 2003-10-15 10639 Plumas Old gold mined flat area, about 1/4 mile south of Forest Road 22N94E, about 1/2 mile south of Forest Road 22N94, on Hartman Bar Ridge, about 1 mile (air) southwest of Franklin Hill, about 4 1/2 miles (air) northwest of Tamarack Flat, about 9 miles (air) northwest of La Porte. 1509 Comment
  SEINET10549692  Orthocarpus lacerus Mary Susan Taylor 1981-6-19 Taylor 3931 Plumas T27N R7E ne/ne sec 10. Almanor SW quad. SW side of Lake Almanor, in small dry meadow between campground and rd to Almanor, ca. 1 mi NW of Prattville, ca. 3/4 mi E of Hwy 89. 4500 ft elev. 1372 Comment
  SEINET13754854  Orthocarpus luteus A. A. Heller, P. B. Kennedy 1907-7-19 8884 Plumas Vinton Comment
  RSA59403  Osmorhiza berteroi E. K. Balls 1950-9-8 15723 Plumas Lakes Center Public Campground. 2043 Comment
  CDA13419  Osmorhiza occidentalis G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13267 Plumas Sierra Nevada; Adjacent to Bull Run Creek off USFS 23N12E. Comment
  CHSC97935  Osmorhiza occidentalis G. F. Hrusa; T. D. Wilfred 1996-8-1 13454 Plumas Sierra Nevada. Dryish flats about Brady's Camp. Pine Creek Valley, @1/2 mi. NE Argentine Rock. 2125 Comment
  JEPS93946  Osmorhiza occidentalis Vernon H. Oswald and Lowell Ahart 1998-8-11 9493 Plumas Quincy-La Port Road (County Road 511) at the South Fork Feather River w of Pilot Peak; South Fork Feather River, Quincy-La Port Road 1920 Comment
  JEPS32709  Packera eurycephala var. lewisrosei Lewis S. Rose 1963-6-5 63136 Plumas 0.5 mi n Rich Bar; North Fork of Feather River, East Branch 822 Comment
  CHSC59080  Packera pauciflora Vernon H. Oswald 1992-8-10 5150 Plumas Lassen Volcanic National Park. Small corner of park on the SW side of Warner Valley Rd. between Lee and Kelly camps, on the W boundary line, near the SW corner. Meadow. 1597 Comment
  CAS-BOT-BC121002  Paeonia brownii J. T. Howell; Gordon H. True 1967-7-11 43366 Plumas Southeast slope of Mt. Hough 2042 Comment
  CHSC33619  Paeonia brownii M. S. Taylor 1981-6-17 3927 Plumas Large Montane Meadow on n side of Coldwater Spring, in dry area, ca. 1/4 mi e of its jct with 25N49, ca. 14 air mi n of Blairsden. 2255 Comment
  RSA748619  Paeonia brownii James R. Shevock 1985-5-19 11159 Plumas Plumas National Forest, along forest road 26N70 just south of Crocker Station. 1800 Comment
  UC1778609  Paeonia brownii G. Douglas Barbe, T. C. Fuller 1982-7-16 3780 Plumas Lava cap ridge 1.5 miles W of Wheeler Peak and 1 mile S of Beardsley Mine on forest road 3.8 mile S of Green Flat, Plumas National Forest. 1981 Comment
  CAS-BOT-BC253742  Panicum capillare John Thomas Howell 1959-9-26 35052 Plumas Near Keddie 1005 Comment
  CHSC24282  Panicum capillare K. R. Stern 1975-7-25 Plumas Peninsula, Lake Almanor. Comment
  SEINET10509156  Panicum lassenianum Willis L. Jepson 1910-6-6 Jepson 4082 Plumas Devil's Kitchen, Hot Spring Valley Comment
  SBBG25611  Parnassia californica K. K. Muller 1965-8-20 1365 Plumas logging rd turning W from St Hwy 89, 6 mi N of Quincy Comment
  CAS-BOT-BC175538  Parnassia palustris Anna Head 1920-8-9 s.n. Plumas Lake Center Camp, Feather River Region 1920 Comment
  CAS-BOT-BC259635  Paspalum dilatatum John Thomas Howell 1951-6-29 27756 Plumas Feather RIver Canyon 548 Comment
  SEINET13754326  Pedicularis attollens A. A. Heller, P. B. Kennedy 1907-7-9 8795 Plumas Prattville. Comment
  SD46706  Pedicularis groenlandica Robert J. Weatherby 1955-6-26 1559 Plumas Near Lakes Ranger Station, Lakes Basin 1981 Comment
  RSA101431  Pedicularis groenlandica R. Weatherby 1955-6-26 1559 Plumas Near Lakes Ranger Station, Lakes Basin. 1982 Comment
  CHSC56599  Pedicularis semibarbata L. P. Janeway 1984-7-22 928 Plumas Summit above Lookout Rock; 1 1/2 mi northeast of Mt. Ararat. 1815 Comment
  RSA71071  Pedicularis semibarbata L. S. Rose 1951-6-28 51058 Plumas Above Eureka Lake, n. of Johnsville. 2134 Comment
  UC1861769  Pellaea brachyptera Ruth Kirkpatrick 2005-7-19 1359 Plumas West of Johnsville Museum. Along dirt/rocky road 1630 Comment
  SEINET11713792  Pellaea brachyptera R. M. Austin 1878-1 s.n. Plumas no further locality Comment
  RSA60025  Pellaea bridgesii E. K. Balls 1950-9-1 15589 Plumas Long Lake, ridge above east shore, toward trail going south of lake 2134 Comment
  POM22839  Pellaea mucronata D. L. Crawford 1916-3-12 s.n. Plumas Fern Canyon. Comment
  SEINET6225247  Penstemon deustus L. S. Rose 1967-1 67173 Plumas 1 mi S of Keddie, Butterfly Creek & Spanish Creek Comment
  POM256003  Penstemon deustus subsp. deustus Marion Ownbey, Ruth P. Ownbey 1938-7-14 1738 Plumas Below Humboldt Summit, Sierra Nevada. Comment
  JEPS113384  Penstemon deustus var. pedicellatus Lowell Ahart, John Dittes, Josephine Guardino 2007-6-8 13983 Plumas East side of an open rocky flat, about 50 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis 1965 Comment
  CHSC21300  Penstemon deustus var. suffrutescens F. T. Griggs; A. Pass 1975-7-8 109 Plumas Buck's Lake Forest Service Survey. Comment
  SEINET8481969 Image available Penstemon gracilentus Noel H. Holmgren, Patricia K. Holmgren 2014-1 16548 Plumas Sierra Nevada, south of lake Almanor on the south side of Almanor Drive just west of Prattville 1387 Comment
  UC887041  Penstemon gracilentus Anna Head 1920-6-30 Plumas Lake Center Camp , Lake Center Camp (Feather River Region) 1920 Comment
  UCD147774  Penstemon gracilentus Allyson Ayalon; Lucie Jerabkova 2012-8-1 136 Plumas Plumas County. Antelope Lake vacinity. 1524 Comment
  CHSC28922  Penstemon laetus var. leptosepalus L. Hanson 1979-7-11 29 Plumas Kellogg Lookout Area. Comment
  CHSC21657  Penstemon neotericus D. Brink; L. Mayer 1975-7-19 Plumas Rd. to Spanish Peak. Buck's Lake Forest Service Survey. Comment
  UC501398  Penstemon neotericus David D. Keck 1932-7-6 1713 Plumas on road to Prattville 8 mi n Greenville; Sierra Nevada, n of Greenville 1463 Comment
  CAS-BOT-BC239306  Penstemon newberryi var. berryi E. P. Chace 1934-4-11 s.n. Plumas Camp Rodgers Comment
  JEPS15102  Penstemon newberryi var. newberryi F. W. Embree 1934-6-6 75 Plumas 1 mi S , 1/4 mi W of Rutherford 1615 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
  UCD124121  Penstemon procerus R. N. Raynor 1939-6-1 s.n. Plumas along Lake Almanor, near Chester. 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
  CDA18479  Penstemon roezlii G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-24 3245 Plumas Sierra Nevada; 0.2 mile south of junction, Mt. Hough-Crystal Lake Road and China Grade (road to Taylorsville). 1737 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
  JEPS11464  Penstemon rydbergii var. oreocharis H. L. Mason 1924-6-26 1095 Plumas near Blairsden; along Feather River, near Blairsden Comment
  NY651285  Penstemon rydbergii var. oreocharis A. A. Heller 1907-7-9 8780 Plumas Prattville Comment
  NY651316  Penstemon rydbergii var. oreocharis E. D. Merrill 1929-7-13 s.n. Plumas Silver Lake 1828.8 Comment
  UC1063269  Penstemon rydbergii var. oreocharis A. Lewis 1934-6-12 480 Plumas Little Grass Valley Plumas National Forest, Downieville Quad., Little Grass Vall 1524 Comment
  NY661051  Penstemon speciosus Mrs. A. L. Coombes 1902-7-7 s.n. Plumas Prattville Comment
  NY660814  Penstemon speciosus D. W. McNeal 1995-7-16 4126 Plumas On the slopes around the Gray Eagle trailhead to Smith and Long Lakes, Plumas National Forest. Comment
  UCR115326  Perideridia bolanderi G. D. Barbe, T. C. Fuller 1982-7-16 3770 Plumas Sierra Nevada Mtns, Plumas National Forest: 1.5 miles west of Wheeler Peak and 1 mi south of Beardsley Mine, on forest road 3.8 miles south of Green Flat 1982 Comment
  CDA15917  Perideridia bolanderi subsp. bolanderi B. Smith, G. F. Hrusa 1996-7-16 s.n. Plumas Plumas National Forest; Upper Bull Run Creek off USFS 23N12E. Comment
  UC1562648  Perideridia bolanderi subsp. bolanderi Barbara Ertter with Gary Schoolcraft 1989-7-3 8661 Plumas ridge between Red rock and Diamond Mt. (ca 8 air mi s of Susanville) 2225 Comment
  RSA318533  Perideridia bolanderi subsp. bolanderi Patricia Wilder 1971-6-22 5155 Plumas Spanish Ranch, 6 miles west of Quincy on Spanish Ranch Road, on north side of road. Cascade mtn range, Spanish Creek to North Fork Feather River drainage. 1098 Comment
  UCD127833  Perideridia bolanderi subsp. bolanderi A. A. Heller; P. B. Kennedy 1907-7-4 8724 Plumas Ridge wast of Red Clover Valley. Comment
  CAS-BOT-BC222765  Perideridia parishii Walter Knight; Irja Knight 1966-6-19 1355 Plumas Butterfly Botanical Area and Vicinity. Near Pond Reservoir. Butterfly Valley Comment
  LA35847  Perideridia parishii subsp. latifolia Malcolm A. Nobs; S. Galen Smith 1949-8-19 1437 Plumas Butterfly Valley Comment
  CAS-BOT-BC413557  Persicaria amphibia Mrs. A. L. Coombs 1906-1-1 s.n. Plumas Prattville Comment
  CAS-BOT-BC419237  Persicaria maculosa John Thomas Howell 1959-9-24 34929 Plumas Junction of Indian and Spanish Creeks 914 Comment
  UCD120739  Phacelia Alan A. Beetle 1941-6-28 2778 Plumas West side of Lake Almanor. Comment
  CDA18672  Phacelia hastata subsp. compacta G. D. Barbe, T. C. Fuller 1982-6-15 3732 Plumas Sierra Nevada; Red Hill Summit, Plumas National Forest. 1901 Comment
  CDA13851  Phacelia heterophylla subsp. virgata G. F. Hrusa, T. D. Wilfred 1996-8-2 13461 Plumas Sierra Nevada; E side of Fells Creek at USFS 23N22 crossing. Comment
  RSA8049  Phacelia heterophylla subsp. virgata H. A. Barker 1927-7-1 757 Plumas Blairsden 1372 Comment
  CHSC110000  Phacelia humilis B. Castro; L. P. Janeway 2006-6-4 1537 Plumas Northern High Sierra Nevada. South side of Squaw Valley, ca 300 ft N of jcn of McReynolds Valley Road (FS Rd 25N05) and Squaw Valley Road (FS Rd 28N01). 1684 Comment
  RSA726372  Phacelia humilis L. Ahart, John Dittes, Josephine Guardino 2007-6-8 14005 Plumas About a mile (air) north of the north end of Lake Davis. 1966 Comment
  UC1537538  Phacelia humilis Gordon H. True 1938-5-24 965 Plumas Rowland's Cabin Dixie Valley 1798 Comment
  UCD120532  Phacelia humilis var. humilis Michael A. Vincent 1999-6-7 8522 Plumas Plumas National Forest, Milford Ranger District. West of Frenchman Lake along FS Rt. 11. Comment
  CHSC45843  Phacelia mutabilis Lowell Ahart 1979-7-18 1977 Plumas Along the banks of Onion Valley Creek, Onion Valley, just east of Quincy La Porte Road before it crosses the creek, about 1 mile west of Pilot Peak, about 12 miles north-east of La Porte. 1645 Comment
  RSA35106  Phacelia mutabilis Thomas H. Kearney 1944-8-14 114 Plumas Near Prattville. Comment
  RSA428113  Phacelia mutabilis Dorothy Davis 1923-08 s.n. Plumas Mt. Eureka 1524 Comment
  SEINET10497027  Phacelia racemosa Lowell Ahart 1985-7-11 Ahart 5132 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
  RSA0004581  Phaeostoma atropurpureum A. A. Heller 1938-5-30 15129 Plumas 2 miles west of Arch Rock Tunnel on Feather River Hwy. Transition Life Zone. Comment
  CAS-BOT-BC265834  Phalaris arundinacea Lloyd W. Swift 1931-7-24 54 Plumas Haun's Meadow 1402 Comment
  OBI13974  Philadelphus lewisii Lewis S. Rose 1967-7-9 67139 Plumas Caribou, North Fork, Feather River 914 Comment
  RSA0046808  Philadelphus lewisii A. A. Heller 1938-5-30 15130 Plumas Near Grizzly Dome tunnel on Highway 25. 610 Comment
  CHSC52970  Phleum pratense L. P. Janeway 1989-6-30 3435 Plumas Plumas National Forest. Meadow along Crocker Cr ca 0.6 mi N of Crocker Meadow and Crocker Guard Station; near the Beckwourth-Genesee Rd (rd 111) 7.1 mi N of Beckwourth. 1722 Comment
  UC1037120  Phleum pratense Leo Whitney 1934-8-23 2236 Plumas ca 15 mi n Beckwith (Willow Creek); Plumas National Forest, Willow Creek 1950 Comment
  SEINET10496849  Phlox diffusa Lowell Ahart, Peter Ahart 1983-8-17 Ahart 4337 Plumas Near Onion Valley, west of Pilot Peak, near the Quincy-LaPorte Rd, northeast of La Porte. Red Fir Forest; 2000 m. 2000 Comment
  RSA687514  Phlox diffusa subsp. diffusa G. D. Barbe, T. C. Fuller, J. T. Howell 1981-6-24 3264 Plumas Summit of Mt. Hough 2195 Comment
  JEPS48689  Phlox speciosa subsp. occidentalis W. I. Follett 1938-6-4 116 Plumas Rich Gulch 1249 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
  CAS-BOT-BC58842  Phyllodoce breweri Anna Head 1921-1-1 s.n. Plumas Feather River Region - Lake Center Camp Comment
  UC466695  Physocarpus capitatus H. M. Hall 1912-6-26 9394 Plumas Butterfly Valley Comment
  CHSC33870  Pinus contorta subsp. murrayana M. S. Taylor 1981-5-10 3672 Plumas N side of Antelope Lake, ca. 1/4 mi e of Boulder Creek and USDS Work Center, between rd and lake, ca. 20 mi ne of Taylorsville. 1536 Comment
  CAS-BOT-BC73081  Pinus lambertiana Alice Eastwood 1927-6-1 14701 Plumas Forest Lodge, Greenville, United States Forest Reserve. Comment
  SEINET1930895  Pinus ponderosa G. A. Pearson 1915-7-9 Plumas Near Quincy, Plumas National Forest 1066 Comment
  UC1350969  Pinus ponderosa E. Fritz 1939-6-12 8527 Plumas 1645 Comment
  SEINET10530784  Pinus ponderosa Mary Susan Taylor 1981-5-14 Taylor 3720 Plumas T23N R6E se sec 33, Pulga SE quad. Walker Plains, both sides of Oroville- Quincy Hwy, ca. 0.5 mi S of Four Trees Rd jct, on Butte-Plumas county line, ca. 2 mi N of Merrimac. 5000 ft; on volcanic cobbles and cliffs. 1524 Comment
  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
  SD6754  Plagiobothrys cognatus unknown 1882-7-22 Plumas Prattville Comment
  CHSC23621  Plagiobothrys cusickii K. Stern 1975-7-23 Plumas NW end of Lake Almanor. Comment
  CAS-BOT-BC230966  Plagiobothrys hispidulus John Thomas Howell; Gordon H. True 1973-7-31 50093 Plumas Summit ridge of Thompson Peak, Diamond Range 2194 Comment
  SEINET13710067  Plagiobothrys mollis Lowell William Ahart, Lowell William Ahart 2001-1 9211 Plumas Lake Almanor, 3/4 Mi. NE of Chester (T28N, R7E, sec 4, NE 1/4) 4500 Ft 1372 Comment
  CHSC81107  Plagiobothrys mollis var. mollis Lowell Ahart 2001-8-28 9211 Plumas Strand of Lake Almanor, west of the intersection of the dirt road to Last Chance Marsh and the poor dirt road that goes south along Lake Almanor to the causeway of Highway 36, about 3/4 mile northeast of Chester. 1371 Comment
  JEPS102650  Plagiobothrys mollis var. mollis Lowell Ahart 2001-8-28 9211 Plumas Strand of Lake Almanor, west of the intersection of the dirt road to Last Chance Marsh and the poor dirt road that goes south along Lake Almanor to the causeway of Highway 36, about 3/4 mile NE of Chester. 1371 Comment
  RSA101453  Plagiobothrys scouleri var. hispidulus R. Weatherby 1955-7-2 1585 Plumas Wilcox Valley. 1768 Comment
  RSA39779  Plagiobothrys scouleri var. hispidulus P. A. Munz 1947-5-16 11826 Plumas 8 miles north of Chilcoot. 1524 Comment
  CAS-BOT-BC228456  Plagiobothrys torreyi Alice Eastwood 1927-6-27 14432 Plumas United States Forest Reserve. On road from Chilcott Comment
  CHSC110628  Plagiobothrys torreyi var. diffusus B. Castro; L. P. Janeway 2006-6-14 1560 Plumas Northern High Sierra Nevada. SW side of lower Thompson Valley 0.8 mi N of the mouth of McReynolds Creek at Red Clover Creek. 1665 Comment
  JEPS113428  Plantago major Lowell Ahart, John Dittes 2007-6-17 14183 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
  JEPS95163  Plantago major Lowell Ahart 1997-9-11 7897 Plumas about 5 air mi ne of Beldon (on w edge of Caribou Road on w side of the North Fork of Feather River, about 1/8 mi s of Mosquito Creek); North Fork of Feather River 792 Comment
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Aug 20 2009
  UCD139004  Platanthera dilatata var. leucostachys B. Castro; L. P. Janeway 1987-7-17 140 Plumas ca. 6 miles west of Clio via Hwy 70/89, off USFS Rd. 22N98 at a spring site. 1584 Comment
  UC586917  Platanthera leucostachys Joseph Andorfer Ewan 1934-6-25 8221 Plumas Gold Lake Road above Dentens (Blairsden); Sierra Nevada 1524 Comment
  CHSC116343  Platanthera leucostachys J. R. Keck Jr. 1978-6-30 PDR 330062 Plumas Snake Lake near Quincy. Comment
  RSA101432  Platanthera sparsiflora R. Weatherby 1955-6-26 1450 Plumas Near Lakes Ranger Station, Lakes Basin. 1982 Comment
  SJSU4144  Plectritis macrocera C. W. Sharsmith & W. Savage 1967-5-20 7513 Plumas near S base of the Buttes c. 7 mi W of Vinton, Sierra Valley 1524 Comment
  SEINET780331  Plectritis macrocera subsp. grayi Walter Knight, Irja Knight, John Thomas Howell, Gordon true 1967-6-12 1992 Plumas Valley proper, near barn 1082 Comment
  CHSC117555  Pleuricospora fimbriolata Lowell Ahart 2016-7-9 21097 Plumas South of a small meadow, south 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
  CAS-BOT-BC254765  Poa bolanderi John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-26 54399 Plumas Grizzly Summit, 6 miles SW of Bucks Lake 1676 Comment
  CAS-BOT-BC254967  Poa bulbosa Walter Knight; Irja Knight; John Thomas Howell; Gordon H. True 1967-5-7 1857 Plumas Butterfly Botanical Area and Vicinity. On W side of Butterfly Valley proper 1066 Comment
  CAS-BOT-BC254974  Poa bulbosa L. W. Swift 1934-5-12 110 Plumas Taylorsville 1097 Comment
  CHSC100880  Poa bulbosa L. P. Janeway; B. Castro 2008-6-8 9398 Plumas Northern High Sierra Nevada. Northeast side of middle of Lower Thompson Valley, about 1.8 km north of Red Clover Creek and about 10 m northeast of the Thompson Valley Creek. 1670 Comment
  CAS-BOT-BC255098  Poa compressa John Thomas Howell 1961-6-21 36673 Plumas Greenville 1097 Comment
  CAS-BOT-BC255100  Poa compressa John Thomas Howell 1977-6-20 52409 Plumas Below the high water line, on the peninsula of Lake Almanor 1371 Comment
  CHSC97613  Poa cusickii subsp. cusickii Lowell Ahart; John Dittes 2007-6-16 14112 Plumas On dry soil, east of a small stream, on the south side of of County Road 111 (Beckwourth Gensee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1647 Comment
  UC1132602  Poa cusickii subsp. cusickii E. Sawyer 1935-5-22 26 Plumas 1 1/4 mi ene Beckwith Butte; Sierraville Quadrangle Comment
  CAS-BOT-BC255917  Poa nervosa Clare B. Hardham 1975-8-2 20488 Plumas Black Mt., Sierra Nevada 2133 Comment
  CAS-BOT-BC247278  Poa palustris John Thomas Howell 1951-6-28 27648 Plumas Johnsville 1584 Comment
  UCD169443  Poa palustris Lowell Ahart; John Dittes 2005-9-19 12371 Plumas About 6 miles (air) southwest of Antelope Lake. On the east side of Taylor Lake. 2076 Comment
  UCD91797  Poa palustris John Thomas Howell 1955-7-19 30735 Plumas Portola. 1478 Comment
  CHSC97219  Poa pratensis subsp. pratensis Lowell Ahart; Josephine Guardino 2007-7-20 14310 Plumas South of a small drainage, northeast edge of a large meadow, south of Lightning Tree Campground, west of the paved road, east side of Lake Davis. 1789 Comment
  UC1132702  Poa pratensis subsp. pratensis A. Lewis 1934-6-18 487 Plumas Little Grass Valley; Plumas Nat'l Forest, Downieville Quadrangle Comment
  CHSC60573  Poa pringlei L. P. Janeway 1984-9-1 1115 Plumas Lakes Basin; on Sierra crest west of Mt Elwell. 2286 Comment
  JEPS76237  Poa secunda subsp. juncifolia W. L. Jepson 1939-8-14 19413 Plumas Willow Creek Willow Creek 1828 Comment
  UC1132615  Poa secunda subsp. juncifolia E. Sawyer 1935-6-25 155 Plumas 1 1/2 mi n Crow; Plumas Nat'l Forest, Sierraville Quadrangle 1676 Comment
  CAS-BOT-BC242971  Poa secunda subsp. secunda A. A. Heller; P. B. Kennedy 1907-7-3 8706 Plumas Hills above Red Clover valley Comment
  CAS-BOT-BC242975  Poa secunda subsp. secunda T. C. Fuller 1963-6-13 10670 Plumas W side of Highway 89 to Truckee, 1 mile S of Graeagle Comment
  CAS-BOT-BC242981  Poa secunda subsp. secunda Lewis S. Rose 1954-5-30 54078 Plumas Beckwourth 1524 Comment
  CAS-BOT-BC242985  Poa secunda subsp. secunda John Thomas Howell 1975-6-16 51151 Plumas 2 miles NW of Spring Garden 1173 Comment
  CAS-BOT-BC242992  Poa secunda subsp. secunda G. D. Barbe 1982-6-9 3655 Plumas SE and below Thompson Peak, overlooking Honey Lake Valley, Plumas National Forest 2057 Comment
  CHSC100881  Poa secunda subsp. secunda L. P. Janeway; B. Castro 2008-6-8 9397 Plumas Northern High Sierra Nevada. Northeast side of middle of Lower Thompson Valley, about 1.8 km north of Red Clover Creek and about 10 m northeast of the Thompson Valley Creek. 1670 Comment
  CHSC60514  Poa secunda subsp. secunda L. P. Janeway 1992-5-22 4195 Plumas Plumas National Forest. South side of Middle Fork Feather River, just south of railroad tracks, 0.3 mi west of the road to Calpine; ca 4 mi east of Portola. 1487 Comment
  CHSC91830  Poa secunda subsp. secunda G. D. Barbe; T. C. Fuller 1982-6-17 3823 Plumas Northern California. Plumas National Forest. South shore of Frenchman Reservoir (Lake), 0.4 mi E of Frenchman Dam. [Lat./long. on label is '39 54 N; 120 11 W']. 1706 Comment
  RSA800293  Poa sierrae J. T. Howell, Gordon H. True 1969-4-8 45483 Plumas 3.5 mi southwest of Belden, Feather River Canyon. 610 Comment
  JEPS108582  Polemonium californicum L. P. Janeway, B. Castro 2005-9-11 8545 Plumas Northern High Sierra Nevada. Near the Pacific Crest Trail about 0.6 km north of Three Lakes 1899 Comment
  CHSC36308  Polemonium micranthum M. S. Taylor 1982-5-7 4413 Plumas Ramelli Ranch, near an oxbow lake off Feather River, e of Calpine Rd (109), ca. 0.5 mi sw of Beckwourth. 1487 Comment
  SEINET13759115  Polemonium micranthum H. N. Mozingo 1979-4-26 79 -31 Plumas .3 mi. south of Vinton [Sierra Valley] 1494 Comment
  UC909010  Polemonium occidentale subsp. occidentale Herbert L. Mason 1924-6-15 1038 Plumas Graeagle , Graeagle (South Bank Feather River) Comment
  CAS-BOT-BC167539  Polygala cornuta var. cornuta John Thomas Howell 1966-7-26 42003 Plumas Injun Jim Campground at confluence of Granite Creek and North Fork of Feather River 609 Comment
  CAS-BOT-BC110522  Polygonum James T. Vale 1980-9-18 s.n. Plumas Sierra Nevada. Sand bar of Feather River just above Caribou road. Comment
  SEINET10479601  Polygonum amphibium var. emersum Mary Susan Taylor 1982-8-9 Taylor 4956 Plumas T27N R8E nw/nw sec 28. Almanor NE quad. N side of Hwy 89, s end of Lake Almanor, ca. 1 mi w of Canyon Dam. 4500 ft. 1372 Comment
  JEPS113543  Polygonum arenastrum Lowell Ahart, Josephine Guardino 2007-7-21 14375 Plumas Along a small dry drainage, about 5 yards south of the Beckwourth Taylorsville Road, about 1/4 miles (air) northwest of the most northwest part of Lake Davis 1813 Comment
  CHSC40874  Polygonum aviculare K. R. Stern 1985-6-25 8219 Plumas Vicinity of Blairsden, Feather River bottoms. 1371 Comment
  CHSC37700  Polygonum aviculare subsp. aviculare M. S. Taylor; J. Hickman 1982-9-13 5134 Plumas Ramelli Ranch, under Calpine Rd (109) bridge over Feather River, ca. 1 mi w of Beckwourth. 1487 Comment
  JEPS122302  Polygonum aviculare subsp. aviculare Lowell Ahart 2014-8-24 19760 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
  JEPS81645  Polygonum aviculare subsp. aviculare M. S. Taylor 1982-9-13 5134 Plumas Calpine Rd (109) bridge Portola quad., Feather River, Ramelli Ranch (base, ca 1 mi w of Beckwourth) 1487 Comment
  CAS-BOT-BC414220  Polygonum aviculare subsp. depressum John Thomas Howell 1961-9-22 36808 Plumas Greenville 1088 Comment
  RSA52889  Polygonum davisiae R. Weatherby 1950-8-11 1511 Plumas in lodgepole pine belt, near Hellgranite Pond, Lakes Basin Area. 2012 Comment
  CHSC30933  Polygonum douglasii subsp. douglasii M. S. Taylor; W. Dakon, T. Griggs 1980-9-27 3351 Plumas In mud along Grizzly Creek, s side of Bucks Lake-Spanish Ranch Rd, ca. 1/4 mi e of Frenchman Hill, ca. 20 mi sw of Quincy. 1524 Comment
  CHSC65381  Polygonum douglasii subsp. douglasii Lowell Ahart 1995-9-13 7624 Plumas On the north side of Onion Valley, east of Quincy La Porte Road, about 1 mile north-west of Pilot Peak. 1828 Comment
  JEPS113605  Polygonum douglasii subsp. douglasii Lowell Ahart, John Dittes 2007-6-16 14091 Plumas On dry soil, graded road gutter, east of the small stream, on the south side of of County Road 111 (Beckwourth Gensee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis 1647 Comment
  RSA755777  Polygonum douglasii subsp. douglasii L. Ahart, John Dittes, Josephine Guardino 2009-7-21 16116 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
  CHSC57093  Polygonum douglasii subsp. johnstonii L. P. Janeway; Garrett Gibson 1991-7-11 4070 Plumas Plumas National Forest. Beckwourth Ranger District. Westside Compartment. Between Smith Peak and the southwest corner of Lake Davis; between Humbug Creek and Dan Blough Creek. 1798 Comment
  POM104561  Polygonum kelloggii Marcus E. Jones 1897-7-2 s.n. Plumas Near Prattville at Mt. Meadow. 1677 Comment
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Jan 23 2011
  CHSC113634  Polygonum minimum Lowell Ahart 2014-8-31 19800 Plumas In and along the sides of Black Rock Creek, about 200 yards south of the foot bridge across Black Rock Creek, about 200 yards south of the Black Rock, Little Grass Valley Reservoir, about 4 1/2 miles (air) northwest of La Porte. 1536 Comment
  NY412746  Polygonum minimum R. M. Austin 07 1877 s.n. Plumas Spanish Peak Comment
  CDA19264  Polygonum polygaloides subsp. esotericum G. D. Barbe, T. C. Fuller 1982-6-17 3846 Plumas Plumas National Forest; East shore Frenchman Lake at the parking lot; Crystal Fishing Access. 1706 Comment
  JEPS86715  Polygonum polygaloides subsp. esotericum J. C. Hickman with Susan D'Alcamo 1989-7-4 Plumas 110 m se jct of Calpine-Beckworth Rd with Dyson Lane (s Plumas Co., w Sierra Valley); Sierra Valley Comment
  CHSC46709  Polygonum polygaloides subsp. kelloggii V. Oswald; L. Ahart 1989-8-22 3951 Plumas Lost Lake, ca. 2 mi (air) nnw of Humbug Summit. On the drying strand of the lake. 1950 Comment
  JEPS115797  Polygonum polygaloides subsp. kelloggii Lowell Ahart, John Dittes, Josephine Guardino 2009-6-15 15896 Plumas About 200 yards northwest of Lake Almanor Dam, depressions in mined over area 1421 Comment
  UC1564765  Polygonum polygaloides subsp. kelloggii V. Oswald and L. Ahart 1989-8-22 3951 Plumas ca 2 air mi nnw Humbug Summit; Lost Lake 1950 Comment
  RSA101469  Polygonum sawatchense subsp. oblivium R. Weatherby 1955-7-2 1570 Plumas Bear Ridge near Taylor Lake. 2195 Comment
  CAS-BOT-BC420218  Polygonum sawatchense subsp. sawatchense L. P. Janeway 1989-6-14 3306 Plumas Beckwourth Ranger District, Plumas National Forest. Forest along s'ly side of Red Clover Valley. 1699 Comment
  CAS-BOT-BC421035  Polygonum spergulariiforme John Thomas Howell 1974-9-20 50906 Plumas Chilcoot. 1554 Comment
  SJSU14462  Polygonum spergulariiforme N. A. Hopkins 1990-8-31 1637 Plumas by dirt rd 11.2 mi NW of Beckwourth 1645 Comment
  UCSB51214  Polypodium californicum Almanza, Ed 1976-4-1 Plumas Feather River Canyon, N-fork, Hwy 70, 7 mi past county border 640 Comment
  CAS-BOT-BC72042  Polypodium calirhiza John Thomas Howell 1967-6-23 42732 Plumas Lewisia Rock 3.5 miles SW. of Belden, Feather River Canyon 609 Comment
  CHSC4183  Polystichum imbricans J. E. Bowlin 1967-3-8 2 Plumas Ca. 100 feet s of Oroville-Quincy highway and 100 yards w of Grizzly Dome, Oroville. 609 Comment
  CAS-BOT-BC72271  Polystichum imbricans subsp. curtum John Thomas Howell 1959-9-21 34743 Plumas Belden 701 Comment
  JEPS120168  Polystichum imbricans subsp. curtum Lowell Ahart 2012-7-1 18247 Plumas About 200 yards west of Caribou Road, about 4 miles (air) northeast of Belden. Comment
  CHSC116272  Polystichum imbricans subsp. imbricans Lowell Ahart 2015-10-23 20578 Plumas On the west side of Slate Creek Reservoir, about 100 yards northwest of the intake building, about 2 1/4 miles (air) northeast of La Porte Road, about 6 miles (air) southwest of L Porte. 1128 Comment
  CAS-BOT-BC72359  Polystichum imbricans subsp. imbricans John Thomas Howell 1959-9-26 35041 Plumas Slaty Rocks near Keddie 1005 Comment
  CAS-BOT-BC72361  Polystichum imbricans subsp. imbricans J. Ed. McClellan; Bonnie McClellan 1968-6-14 s.n. Plumas Near Nelson Creek on road from Quincy to La Porte Comment
  CHSC84936  Polystichum kruckebergii Lowell Ahart 2003-10-17 10646 Plumas Cliffs northeast of Humboldt Peak, about 3/4 mile east of Humboldt Summit, about 8 miles (air) northeast of Butte Meadows. 2103 Comment
  CHSC89027  Polystichum munitum H. Gray 2004-3-4 Plumas Plumas National Forest. Hwy. 70. 609 Comment
  CHSC97802  Polystichum scopulinum L. P. Janeway 2007-8-12 9165 Plumas Northern High Sierra Nevada. Near Road 23N73Y 3.4 road km north of Oroville-Quincy Hwy and Grizzly Summit. Rocky bouldery north-facing dry drainage above the road. 1652 Comment
  UC1134802  Populus trichocarpa C. W. Hanks 1934-8-8 22 Plumas nw end Sierra Valley; Plumas National Forest, Sierraville Quad., Sierra Valley 1584 Comment
  JEPS100341  Potamogeton epihydrus subsp. nuttallii Dean W. Taylor 2001-6-28 17825 Plumas 2 air mi E of Frenchman Lake (Snow Lake); Sierra Nevada, Diamond Mountains 1859 Comment
  RSA52911  Potamogeton foliosus R. Weatherby 1950-7-28 1504 Plumas Marshy lake near Indian Creek, 2 miles south of Crescent Hills. 1037 Comment
  CHSC20817  Potamogeton illinoensis K. R. Stern 1975-7-25 5831 Plumas NW shore of Lake Almanor. 1371 Comment
  SD6458  Potamogeton praelongus Mrs. R. M. Austin 1879-1 Plumas Big Meadows Comment
  RSA0091945  Potentilla Bonnie C. Templeton 1968-1 11309 Plumas [No location data on label. Possibly Trinity County.] Comment
  RSA0005605  Potentilla aperta A. A. Heller, P. B. Kennedy 1907-7-18 8882 Plumas Beckwith Comment
  CAS-BOT-BC540033  Potentilla biennis Greg Sommers 1976-8-4 212 Plumas Sierra Nevada, along road near west end Dyson Lane 1524 Comment
  CHSC65382  Potentilla bruceae Lowell Ahart 1995-9-13 7636 Plumas On the north-west side of Onion Valley, east of Quincy La Porte Road, about 1 mile north-west of Pilot Peak. Meadow. 1828 Comment
  CAS-BOT-BC141667  Potentilla flabellifolia Anna Head 1921-7-25 s.n. Plumas Meadows above Long Lake - Feather River Basin Comment
  SEINET10898788  Potentilla glandulosa Patricia L. Kenney, David B. Dunn; Melvin L. Conrad 1973-6-5 Kenney 432 Plumas Along a stream along hwy 70, 6 miles s from jct. Of hwy 89 and hwy 70. Douglas Fir and yellow pine 1067 Comment
  UC578065  Potentilla gracilis var. elmeri E. Sawyer 1935-7-9 284 Plumas 3 3/4 mi ssw Crow; Sierraville Quad. 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
  RSA123350  Potentilla gracilis var. fastigiata E. Sawyer 1935-7-9 284 Plumas 3.75 miles SSW of Crow 2073 Comment
  CDA12049  Potentilla palustris G. F. Hrusa, J. Dinsdale 1989-6-27 7214 Plumas Sierra Nevada; Snake Lake, approx. 5 m. WNW of Quincy. Comment
  RSA239231  Potentilla palustris Robert F. Thorne 1972-9-20 42312 Plumas Plumas National Forest: Snake Lake 4 miles NW of Quincy. 1220 Comment
  CDA40573  Potentilla recta Willo Vieira 2014-6-18 PDR# 320 P06131720 Plumas Quincy; Lee Road, site #2. 0 Comment
  CHSC45199  Poteridium annuum Lowell Ahart 1981-7-21 2972 Plumas Along the edge of Cleghorn Bar Road, about 1 1/2 miles west of the Quincy La Porte Road, about 2 air miles west of Pilot Peak. 1737 Comment
  CHSC89276  Poteridium annuum G. F. Hrusa; P. Kerr, S. Winterton 2004-6-25 16326 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
  CHSC42818  Primula suffrutescens L. P. Janeway 1984-9-1 1116 Plumas NE-facing slope on Sierra Crest overlooking Lakes Basin. 2286 Comment
  POM287690  Primula suffrutescens Lyman Benson s.n. Plumas Sierra Nevada Range, Feather River 2439 Comment
  CHSC55714  Prunella vulgaris subsp. lanceolata K. R. Stern 1985-6-25 8254 Plumas Vicinity of Blairsden. 1402 Comment
  RSA755328  Prunella vulgaris var. lanceolata L. Ahart, John Dittes 2009-7-13 16042 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
  SD46646  Prunella vulgaris var. lanceolata Robert J. Weatherby 1950-7-7 1449 Plumas Gansner Creek, Quincy. In sun on moist soil of yellow pine forest. 1219 Comment
  CAS-BOT-BC158120  Prunus emarginata Mrs. E. C. Sutliffe 1919-8-1 s.n. Plumas Gold Lake Region Comment
  CHSC21811  Prunus emarginata F. T. Griggs; A. Pass 1975-7-2 33 Plumas Buck's Lake. East of road. Comment
  RSA59415  Prunus emarginata E. K. Balls 1950-9-8 15710 Plumas Lakes Center Public Campground. 2043 Comment
  RSA59452  Prunus emarginata E. K. Balls 1950-9-2 15657 Plumas South slope of Mt. Ingalls on road to lookout, North of Grizzly Valley. 2134 Comment
  UCD113230  Prunus emarginata O. Lilleland 1932-8-1 s.n. Plumas Plumas County. 187 Comment
  SEINET10871299  Prunus emarginata Mary Susan Taylor 1981-7-26 Taylor 4111 Plumas T26N R7E nw1/4 se1/4 sec. 33. Almanor SW. Quincy RD. N side of Caribou Rd., just E of where French Creek crosses, 4.4 mi NE of jct Caribou Rd and Hwy 70 near Beldon. 945 Comment
  CAS-BOT-BC154843  Prunus virginiana var. demissa Lewis S. Rose 1967-6-19 67121 Plumas Butterfly Valley, ca. 3 mi. w. of Keddie 1005 Comment
  CAS-BOT-BC154853  Prunus virginiana var. demissa John Thomas Howell 1924-8-10 610 Plumas Crescent Mills 1219 Comment
  UCD113522  Prunus virginiana var. demissa H. B. Currier; W. R. Russell, J. M. Tucker 1951-8-1 2203 Plumas beside road to Buck's Lake, about 1 mile west of Quincy. Comment
  CHSC92187  Pseudognaphalium thermale Lowell Ahart; John Dittes 2005-9-19 12405 Plumas Along the sides of a good dirt road, about 1 1/4 miles east of Kettle Rock, about 1 1/4 miles southeast of Taylor Lake. 1989 Comment
  UC711925  Pseudognaphalium thermale Roxana S. Ferris and Laura Lorraine 1941-8-8 10412 Plumas near Storrie (canyon of north fork of Feather River, rocky road cut); North Fork Feather River Comment
  POM147076  Pseudostellaria jamesiana Alice Eastwood 1927-06 14480 Plumas United States Forest Reserve, Forest Lodge, Greenville. Comment
  SEINET10866961  Pseudotsuga menziesii Mary Susan Taylor 1974-7-3 Taylor 301 Plumas Butterfly Valley Botanical Area, ca. 10 mi NW of Quincy on Hwy 70. Associates: Drosera rotundifolia, Darlingtonia californica. 1219 Comment
  CHSC13642  Pseudotsuga menziesii var. menziesii M. S. Taylor 1974-7-3 310 Plumas In vicinity of Fern Glen, in Butterfly Valley Botanical Area, ca. 5 mi nw of Quincy. 1173 Comment
  CAS-BOT-BC362000  Psilocarphus tenellus Mrs. H. C. Cantelow 1940-5-10 s.n. Plumas 2 1/2 miles west of Buck's Lake Comment
  CAS-BOT-BC72613  Pteridium aquilinum Margaret Williams 1967-8-20 s.n. Plumas Near Rene's Falls, Jamison Creek, above Johnsville 1828 Comment
  CAS-BOT-BC453568  Pterospora andromedea Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1969-6-24 2465 Plumas Butterfly Botanical Area and Vicinity: South of Darlingtonia Bog 1097 Comment
  CHSC52534  Purshia tridentata L. P. Janeway 1990-6-8 3708 Plumas Plumas National Forest. Little Long Valley, along road 23N12 ca 0.6 mi N of junction with road 23N51. At top of road cut-bank. 1722 Comment
  CAS-BOT-BC147870  Purshia tridentata var. tridentata Alice Eastwood 1918-5-25 s.n. Plumas unspecified Comment
  CAS-BOT-BC147877  Purshia tridentata var. tridentata Greg Sommers 1976-8-20 245 Plumas Along Highway 70, 2 miles west of A24 1524 Comment
  CAS-BOT-BC147880  Purshia tridentata var. tridentata John Thomas Howell 1959-9-24 34926 Plumas Junction of Indian and Spanish creeks 914 Comment
  CHSC113656  Purshia tridentata var. tridentata L. P. Janeway 2014-5-25 11266 Plumas High Cascade Range. Along the ridgeline between Scotts John Creek and Butt Creek, 1.2 air-km northeast of the top of Humboldt Peak; Pacific Crest Trail nearby. 2073 Comment
  RSA59424  Purshia tridentata var. tridentata E. K. Balls 1950-9-2 15660 Plumas S slope of Mt. Ingalls below turnoff to Nye Valley. 2104 Comment
  CHSC69704  Pycnanthemum californicum Vernon Oswald; Lowell Ahart 1997-9-18 8881 Plumas Forest Road 26N25 at Soda Ravine, ca. 4.5 mi west of Butte Valley Reservoir. 1249 Comment
  RSA0081590  Pyrola aphylla Christopher Davidson 1974-7-25 2491 Plumas Ca. 5 mi. W of Westwood on St. Hwy 36. 1524 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
  RSA794207  Pyrola dentata Diana D. Jolles 2005-7-15 124 A Plumas Plumas National Forest. Old Haun Rd. from 147 by Lake Almanor. 1485 Comment
  HSC73006  Pyrola dentata M. S. Taylor, M. Foster 1981-7-14 4012 Plumas Saddle at head of Bullfrog Ravine, on Rd. 26N18, 3 air mi. NW of Indian Falls 1616 Comment
  RSA0080460  Pyrola dentata R. Weatherby 1955-7-21 1645 Plumas Bottle Springs, near Middle Fork Father River. 1616 Comment
  CDA14718  Pyrola picta G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-24 3238 Plumas Mt. Hough-Crystal Lake Road 0.2 mile south of China Grade Road (to Taylorsville). 1737 Comment
  CHSC21347  Pyrola picta F. T. Griggs; A. Pass 1975-7-2 36 Plumas East of road. Comment
  CHSC63460  Pyrola picta Lowell Ahart 1994-7-22 7507 Plumas Plumas/Sierra counties. On the south side of the Pacific Crest Trail, north of Mount Etna. 1981 Comment
  SD7832  Pyrola picta Mrs. R. M. Austin 1880-1 Plumas Big Meadows Comment
  SEINET11262178  Pyrola picta Robert L. Johnson, Mikel R. Stevens 2015-7-11 3954 Plumas Northern High Sierra Nevada. 0.6 rd mi S of jct with Cold Water Rd and Red Mtn Road on Gravel Range Rd. Ca 3.5 air mi south of Bucks Lake.; 0 1771 Comment
  CHSC91899  Pyrrocoma carthamoides var. cusickii Lowell Ahart; Josephine Guardino 2005-8-10 12306 Plumas Along a poor logging road, northeast of a small branch of Lights Creek, east side of Forest Road 27N54, about 5 1/2 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1821 Comment
  JEPS100327  Pyrrocoma lucida Dean Wm. Taylor and Barbara Ertter 2001-7-18 17833 Plumas Diamond Mountains, meadow tributary to Little Doyle Creek (ca. 1.5 miles N of upper end of Frenchman Reservoir), along Forest Road 25N71 1.4 miles East of Forest Road 25N11 1783 Comment
  CAS-BOT-BC362342  Pyrrocoma racemosa var. paniculata G. Schoolcraft 1997-8-5 2628 Plumas W. of Co. Rd. A-1 near Swain Meadow 1767 Comment
  SEINET9005743  Quercus chrysolepis R. J. Holl 1928-5-28 s.n. Plumas Keddie, California, bench above the river 1067 Comment
  CHSC90306  Quercus chrysolepis var. nana L. P. Janeway 1994-8-26 4752 Plumas Northern High Sierra Nevada. On top of Lava Top, about 0.8 mi southeast of town of Cascade. 1411 Comment
  JEPS48091  Quercus durata var. durata Paul C. Hutchison with J. K. Wright and R. Bacigalupi 1963-6-1 2700 A Plumas 54 mi n Oroville (Feather River Canyon at Rich Bar (sign), just w of and above Feather River, 0.25 mi below (downstream) Pulga Bridge on Highway 40 Alt.); Feather River Canyon 731 Comment
  UCD46128  Quercus garryana var. semota John Thomas Howell 1959-9-26 35067 Plumas Near Virgilia. 838 Comment
  SD225861  Quercus vacciniifolia John M. Tucker 1948-7-24 1733 Plumas About 1/4 mi. below the Camel Peak Lookout, along the road 1676 Comment
  UCD47407  Quercus vacciniifolia R. F. Thorne; C. W. Tilforth 1969-9-6 39221 Plumas Yellow Pine forest, c. 2.5 mi. So. Of Graeagle on Gold Lake Road. 1645 Comment
  UCR3600  Quercus vacciniifolia Wm. Horn Jr. 1963-6-29 630629- 3 Plumas Northern Sierra Nevada Mtns., 1.25-1.5 miles north of Spanish Peak 1835 Comment
  CHSC21113  Ranunculus alismifolius var. alismellus F. T. Griggs; A. Pass 1975-7-1 13 Plumas East of Grizzly Creek. Buck's Lake. Comment
  CHSC82460  Ranunculus alismifolius var. alismellus Lowell Ahart 2002-6-26 9793 Plumas Growing along a small stream, about 150 yards north of the gravel road, about 1/4 mile (air) west of Lumpkin Ridge Road, about 1 mile (air) southeast of Tamarack Flat, about 2 miles (air) northwest of Little Grass Valley Reservoir dam, about 5 miles (air) northwest of La Porte. 1718 Comment
  JEPS102657  Ranunculus aquatilis Lowell Ahart 2001-8-29 9233 Plumas Frenchman Lake, strand, bottom of Little Last Chance Creek 1700 Comment
  CHSC46710  Ranunculus aquatilis var. diffusus V. Oswald; W. Dempsey 1989-8-24 3966 Plumas Domingo Spring, ca. 8 mi wnw of Chester. In Domingo Creek. 1560 Comment
  HSC22943  Ranunculus aquatilis var. diffusus John Pratt 1970-6-24 39 Plumas Fananii Meadows Comment
  SEINET12091403  Ranunculus aquatilis var. diffusus W. Knight, Knight, I. 1983-1 4930 Plumas at Drakesbad guest ranch. Lassen Volcanic Nat. Park 1722 Comment
  CHSC20849  Ranunculus flammula var. ovalis K. R. Stern 1975-7-25 5804 Plumas N shore of Lake Almanor. 1371 Comment
  JEPS102723  Ranunculus flammula var. ovalis Lowell Ahart 2001-10-16 9379 Plumas On the SW side of Round Valley Reservoir, about 2 1/2 miles SW of Greenville. 1363 Comment
  CAS-BOT-BC83444  Ranunculus macounii Greg Sommers 1976-7-1 184 Plumas Sierra Nevada. Sierra Valley Marsh, south of metal bridge on Dyson Lane. 1524 Comment
  CHSC60490  Ranunculus occidentalis L. P. Janeway 1992-5-6 4160 Plumas Plumas National Forest. About 3 1/2 mi southwest of Portola; 1/4 mi northeast of Clairsville Flat, between Middle Fork Feather River and Hwy 70. Edges of drainage. 1482 Comment
  SEINET5338856  Ranunculus orthorhynchus A. A. Heller, P. B. Kennedy 1907-7-9 8786 a Plumas Prattville. 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
  CAS-BOT-BC59567  Rhamnus John Thomas Howell 1977-8-11 52681 Plumas Sierra Nevada - Canyon of Little Last Chance Creek between Chilcoot and Frenchmans Reservoir 1676 Comment
  CAS-BOT-BC59568  Rhamnus John Thomas Howell 1976-7-20 52037 Plumas Sierra Nevada - south end of Lake Almanor 1371 Comment
  CHSC88626  Rhamnus alnifolia H. Gray 2003-6-17 Plumas Plumas National Forest. 1463 Comment
  SD10097  Rhamnus alnifolia Mrs. R. M. Austin 1879-1 Plumas Big Spring, Big Meadows Comment
  JEPS112916  Rhamnus rubra Dean W. Taylor 2001-8-2 17894 Plumas on northwestern flank Lexington Hill along Forest Road 21N15 ca. 0.3 miles N of junction of Forest Road 21N05Y (ca. 1.5 air mile W of La Porte) 1676 Comment
  UC1121935  Rhamnus rubra E. Nourse 1934-8-9 8 Plumas 1.5 mi wsw of Clermont Hill; Plumas National Forest, Downieville Quad. 1828 Comment
  CAS-BOT-BC56572  Rhododendron columbianum Mary Strong Clemens 1920-6-22 s.n. Plumas Quincy 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
  CHSC54396  Rhododendron neoglandulosum Vernon H. Oswald 1991-7-17 4754 Plumas Lassen Volcanic National Park. Little Willow Lake located on the south border of the park, ca. 2.5 miles (air) south-southeast of Drakesbad. 1828 Comment
  UCD117914  Rhododendron occidentale Jon Balderston 1980-5-19 5 Plumas North fork of Feather River between Highway 70 and Caribou at mouth of Mosquito Creek. 746 Comment
  CHSC72468  Rhynchospora capitellata L. P. Janeway 1998-9-10 6271 Plumas Butterfly Valley Botanical Area; northernmost of the boggy areas on west side (uphill) of Road 25N47 0.1 mi south of Road 417. 1194 Comment
  JEPS113418  Ribes inerme var. inerme Lowell Ahart, John Dittes, Josephine Guardino 2007-8-10 14463 Plumas About 40 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
  UC329959  Ribes inerme var. inerme Lemmon 1889-5-28 Plumas Mohawk Valley Comment
  CAS-BOT-BC219218  Ribes nevadense D. E. Breedlove 1962-6-12 3461 Plumas Jackson Creek, upper drainage of Middle Fork of Feather River, 1 mile SE of Cromberg 1341 Comment
  SEINET5339753  Ribes nevadense M. J. Williams 1967-4-22 s.n. Plumas 1 mile w. of Storrie, Rocky bank 518 Comment
  CHSC20733  Ribes roezlii K. R. Stern 1975-7-24 5898 Plumas NW shore of Lake Almanor. 1371 Comment
  UC1127551  Ribes roezlii C. W. Hanks 1934-9-18 83 Plumas n Sierra Valley (near Plumas National Forest); Sierraville Quadrangle Comment
  UC1538511  Rigiopappus leptocladus John L. Strother 1987-6-28 1358 Plumas 6.0 mi n Beckwourth (along road to genese, n of Sierra Valley) 1750 Comment
  CAS-BOT-BC74635  Rorippa curvisiliqua A. A. Heller 1915-7-7 12056 Plumas Near the summit of Soapstone ridge in the Sierra Nevada. 12 miles west of Bucks. Comment
  CAS-BOT-BC74643  Rorippa curvisiliqua Mary Strong Clemens 1920-6-14 s.n. Plumas Crescent Mills. Comment
  CHSC53136  Rorippa curvisiliqua var. curvisiliqua L. P. Janeway 1990-7-25 3811 Plumas Plumas National Forest. Along Emigrant Creek about 1 1/4 mi south of Little Grizzly Creek. 1950 Comment
  CHSC95017  Rorippa curvisiliqua var. orientalis Lowell Ahart 2006-10-23 13476 Plumas On the east side of Slate Creek (there is a large gravel flat caused by the dam), about 30 yards south of where the road ends, about 20 yards north of the dam across Slate Creek, about 1/8 mile northeast of Scales Road, about 5 1/2 miles (air) northeast of Strawberry Valley. 1281 Comment
  JEPS122115  Rorippa curvisiliqua var. orientalis Lowell Ahart 2014-8-24 19751 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
  UCD19152  Rosa June McCaskill 19__? 321 Plumas Lake Almanor region? Comment
  CAS-BOT-BC148176  Rosa gymnocarpa Anna Head 1921-7-20 s.n. Plumas Road to Round Lake - Feather River Region 2133 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
  CHSC102118  Rosa gymnocarpa Lowell Ahart; John Dittes 2009-7-28 16195 Plumas On dry soil, near seeps, slope northwest of mine, west (above) Forest Service Road 27N28Y, 2.9 miles (air) northwest of Butt Valley Reservoir Dam. 1581 Comment
  CHSC81404  Rosa gymnocarpa Lowell Ahart 2001-9-18 9270 Plumas South of the Darlingtonia Bog and east of the dirt road, Butterfly Valley, about 5 miles (air) northwest of Quincy. 1112 Comment
  RSA286336  Rosa gymnocarpa Robert F. Thorne 1974-7-30 45004 Plumas Plumas National Forest, Butterfly Valley Botanical Area. Boggy meadow W of Mill Pond. 1159 Comment
  SD8427  Rosa gymnocarpa Mrs. R. M. Austin 1879-1 Plumas Big Meadows Comment
  CAS-BOT-BC148295  Rosa pinetorum L. P. Janeway 1990-6-15 3719 Plumas Along Rattlesnake Cerek, 2.1 mi (along the creek) N of Hwy 70/89; off the N side of Long Valley - Plumas National Forest Beckwourth Ranger District 1524 Comment
  CHSC85688  Rosa pisocarpa Baldo Villegas 1999-7-8 Plumas Frenchman's Lake Rd. Comment
  CAS-BOT-BC146929  Rosa woodsii John Thomas Howell 1963-6-3 39389 Plumas Quincy 1036 Comment
  JEPS113536  Rosa woodsii var. ultramontana Lowell Ahart, John Dittes, Josephine Guardino 2007-8-10 Plumas E margin of a small meadow, about 40 yds S of Beckwourth Gensee Road, there is a small quarry E of a poor road, the meadow and stream, about 2 mi (air) N of the N end of Lake Davis 1761 Comment
  CHSC117549  Rubus parviflorus Lowell Ahart 2016-7-9 21100 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
  CAS-BOT-BC363142  Rudbeckia californica Lowell Ahart 1979-8-16 s.n. Plumas Along Ohio Ravine 1700 Comment
  CHSC70273  Rumex acetosella B. Castro; R. Zebell 1989-8-9 376 Plumas Ca 6 air mi S of Bucks Lake, at edge of dirt road through Arkansas Ravine, ca 0.5 mi E of USFS Rd 23N18 across from Hardquartz Mine. 1524 Comment
  CHSC75522  Rumex acetosella G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-23 3159 Plumas Long Valley, 0.4 mile south of Dixie Canyon-Round Valley and Canyon Dam roads, at Maxwell Mine Road. 1633 Comment
  UC1136213  Rumex acetosella A. Lewis 1934-7-18 486 Plumas Little Grass Valley Plumas National Forest, Downieville Quad. 1524 Comment
  CAS-BOT-BC433315  Rumex crispus M. S. Taylor 1982-9-8 5108 Plumas S side of Round Valley Reservoir, ca. 4 mi s of Greenville. 1371 Comment
  UC580738  Rumex salicifolius var. denticulatus C. G. Albertus 1935-7-20 201 Plumas 1.5 mi sw Lava Peak; Plumas National Forest, Downieville Quad. 1310 Comment
  CAS-BOT-BC434316  Rumex triangulivalvis Thomas H. Kearney 1944-8-14 39 Plumas Near Prattville, Lake Almanor Comment
  JEPS28436  Sagina saginoides George W. Gillett 1957-7-19 846 Plumas slopes across from Devil's Kitchen (just beyond very large spring and 1 1/4 mi. above hot springs area); Lassen Volcanic Nat'l Park 2057 Comment
  RSA52875  Sagittaria latifolia R. Weatherby 1950-7-21 1483 Plumas Butterfly Lake near Quincy. 1220 Comment
  SEINET10465398  Sagittaria latifolia Mary Susan Taylor 1982-9-8 Taylor 5123 Plumas T26N R9E. Greenville quad. Round Valley Reservoir, ca. 4 air mi s of Greenville. 4500 ft. 1372 Comment
  UCD138051  Sagittaria latifolia Malcolm A. Nobs; S. Galen Smith 1949-8-19 1419 Plumas 2 miles souht of Greenville, Indian Valley. Comment
  CHSC118838  Salix Amy Rachkowski 2015-8-7 2015009 Plumas Plumas National Forest. Located east of Taylor Lake, southwest of the junction of Forest Service road 27N57 and 27N10. UTM 695757 E, 4446744 N, NAD83 Zone 10N. 1990 Comment
  CAS-BOT-BC103623  Salix eastwoodiae Anna Head 1920-1-1 s.n. Plumas Feather River region Comment
  CAS-BOT-BC103632  Salix eastwoodiae Mrs. E. C. Sutliffe 1919-8-1 s.n. Plumas on way to Grass Lake, Gold Lake Region Comment
  CAS-BOT-BC103875  Salix exigua John Thomas Howell; H. Keith Wagnon 1980-5-26 53590 Plumas North Fork of Feather River between the mouth of East Branch and Caribou 792 Comment
  CAS-BOT-BC103881  Salix exigua John Thomas Howell 1967-6-22 42653 Plumas Near mouth of Chambers Creek. Canyon of the Feather River North Fork 609 Comment
  CAS-BOT-BC103885  Salix exigua John Thomas Howell 36928 Plumas Feather River bed, Portola 1478 Comment
  CAS-BOT-BC107972  Salix geyeriana Alice Eastwood 1918-5-25 7003 Plumas Portola Comment
  CDA31985  Salix geyeriana L. Ahart, J. Dittes 2007-6-16 14128 Plumas Meadow, 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 Comment
  SBBG27406  Salix geyeriana C. R. Ball, E. Smith, Mrs. H. P. Bracelin 1932-7-25 696 Plumas fork of Feather River ca. 5 mi SW of Prattville Comment
  CAS-BOT-BC125324  Salix lasiandra var. lasiandra John Thomas Howell 1961-6-21 36606 Plumas Greenville 1097 Comment
  UC847137  Salix lasiolepis A. A. Heller 1938-5-30 15135 Plumas bank of river near Virgilia; Feather River 792 Comment
  CAS-BOT-BC128427  Salix lasiolepis var. lasiolepis Lloyd W. Swift 1931-5-16 65995 Plumas Near Boulder Creek Sta. 1676 Comment
  CAS-BOT-BC124793  Salix lemmonii Alice Eastwood 1918-5-25 7005 Plumas Portola Comment
  CAS-BOT-BC124803  Salix lemmonii John Thomas Howell 1961-9-25 36927 Plumas Feather River bed, Portola 1478 Comment
  RSA508630  Salix lemmonii var. austinae R. M. Austin 1880-1 s.n. Plumas [No location information provided.] Comment
  CAS-BOT-BC128237  Salix lucida Alice Eastwood 1918-5-25 6973 Plumas Portola Comment
  CDA39568  Salix lucida subsp. lasiandra L. Ahart, John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11173 Plumas On the north side of a forest road, about 1/4 mile north of Taylor Rock, about 1 mile (air) southwest of Grizzly Peak, about 5 miles (air) south of Taylorsville, about 8 miles (air) northeast of Quincy. Comment
  CAS-BOT-BC129382  Salix melanopsis David D. Keck 1932-7-3 1656 Plumas Meadow south of Spanish Creek - Quincy 1066 Comment
  CAS-BOT-BC129391  Salix melanopsis A. A. Heller; P. B. Kennedy 1907-7-13 8830 Plumas Taylorville Comment
  CAS-BOT-BC129400  Salix melanopsis L. W. Swift 1934-9-13 126 Plumas Sloat 1463 Comment
  NY762727  Salix melanopsis J. T. Howell 1976-7-16 51897 Plumas On flood plain of Spanish Creek at mouth of Wapaunsie Creek 1097.3 Comment
  SBBG57919  Salix melanopsis C. R. Ball, Mrs. H. P. Bracelin, B. Kautz 1931-5-31 396 Plumas N Fork of Feather River, at Chester 1350 Comment
  UC482038  Salix melanopsis C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-31 395 Plumas N. Fork Feather R. at Chester (at hwy. bridge); N. Fork Feather R. 1350 Comment
  UC482040  Salix melanopsis C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-31 395 Plumas N. Fork Feather R. at Chester (at hwy. bridge); N. Fork Feather R. 1350 Comment
  UC483080  Salix melanopsis Frank W. Peirson 1932-7-19 10349 Plumas Feather R. near Chester; Feather R. 1463 Comment
  CAS-BOT-BC129395  Salix melanopsis C. R. Ball; Mrs. H. P. Bracelin; Beryl Kautz 1931-5-31 395 Plumas North Fork of Feather River, at Chester 1350 Comment
  JEPS124131  Salix orestera Lowell Ahart, John Deurloo 2015-8-25 20532 Plumas 2.8 miles (air) east-northeast of Silver Lake, 3.3 miles (air) south of Twain, 7.8 miles (air) west-northwest of Quincy. Comment
  UC1135084  Salix scouleriana E. Sawyer 1935-6-25 147 Plumas 1 1/2 mi. s.-s.w. Crow; Plumas Nat'l Forest, Sierraville Quadrangle 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-BC235200  Sambucus racemosa var. racemosa Anna Head 1920-7-15 s.n. Plumas Round Lake Peak, trail, Feather River Region 2194 Comment
  CDA14009  Sanicula graveolens G. F. Hrusa, T. D. Wilfred 1997-6-26 13926 Plumas Sierra Nevada; about Brady's Camp. Pine Creek Valley, ~ 1/2 mi. NE Argentine Rock. 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
  JEPS95555  Sanicula graveolens Lowell Ahart 1994-7-7 7450 Plumas N side of Pacific Crest Trail, Bunker Hill Ridge, about 3/4 air miles SE of Pilot Peak 1828 Comment
  CHSC118803  Sanicula graveolens Chelsea Morgan 2016-5-26 2016 -001 Plumas Diamond Mountains on the Plumas National Forest; Located on spur Road off Forest Rd. 28N15. (UTM 697546 E, 4464644 N, NAD 83 Zone 10 North; Elevation 7177 ft.) 2187 Comment
  SEINET11268192  Sanicula graveolens Barbara Ertter, Gary Schoolcraft 1990-5-14 8972 Plumas East side of mountain above Crescent Mills, E of Round Valley Reservoir.; 0 1372 Comment
  UC875485  Sanicula graveolens Anna Head 1921-6-24 Plumas Feather River Region on trail to Grey Eagle Mine; Feather River Region Comment
  UCD23353  Sanicula tuberosa E. W. Jameson 1949-4-26 s.n. Plumas Experiment Station in Quincy. 1097 Comment
  CAS-BOT-BC466218  Sarcodes sanguinea John Thomas Howell 1960-7-21 35824 Plumas Lassen Volcanic National Park, near Terminal Geyser 1798 Comment
  SEINET10483036  Saxifraga aprica Mary Susan Taylor 1981-5-8 Taylor 3652 Plumas T27N R9E sw/se sec 6 & nw/ne sec 7, Almanor NE quad. Open serpentine barrens, jct of Rds 26N18, 26N92, & 27N92, ca. 0.5 mi E of Long Valley Mine, ca. 4 air mi W of Greenville. 5300 ft. 1615 Comment
  RSA715684  Schedonorus arundinaceus L. Ahart, Josephine Guardino 2005-8-9 12293 Plumas On the bottom of Fant Creek, about 150 yards northwest of the cabin (destroyed) and corral, north of Forest Road 27N09, about 6 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1598 Comment
  CHSC44267  Scheuchzeria palustris subsp. americana Vernon Oswald 1988-7-19 3609 Plumas Willow Lake located se of Drakesbad just s of the boundary of Lassen Volcanic National Park. On a peat island on the s side of the lake. 1676 Comment
  CAS-BOT-BC111267  Schoenoplectus acutus var. occidentalis Walter Knight; Irja Knight 1966-6-18 1389 Plumas Butterfly Valley, in sort mud or shallow water of pond reservoir. 1097 Comment
  CAS-BOT-BC111274  Schoenoplectus acutus var. occidentalis Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1508 Plumas In quaking bog-like area at water's edge of Pond Reservoir-north shore. 1097 Comment
  CHSC54538  Schoenoplectus subterminalis Vernon H. Oswald 1991-8-5 4804 Plumas Lassen Volcanic National Park. Little Willow Lake located near the south boundary of the park, ca. 2.5 miles (air) south-southeast of Drakesbad. On the east side of the lake. 1844 Comment
  SD130994  Schoenoplectus subterminalis Lowell Ahart 1980-10-6 2663 Plumas Lake, I(c) mile west of Fowler Park. 1700 Comment
  UC1594684  Schoenoplectus subterminalis Vernon H. Oswald, Lowell Ahart, Linnea Hanson, Lawrence Janeway and Joan Reynolds 1992-7-1 5036 Plumas via Gold Lake Forest Hwy (County Rd. 519) ca 5 mi (air) ssw Graeagle (Grass Lake located just w of Lakes Basin Campground, w end Grass Lake); w end Grass Lake, w of Lakes Basin Campground 1926 Comment
  CAS-BOT-BC111825  Schoenoplectus tabernaemontani John Thomas Howell 1959-9-26 35062 Plumas Near Virgilia Comment
  UC1609144  Scirpus acutus var. occidentalis Vernon H. Oswald and Lowell Ahart 1993-8-3 5762 Plumas Unnamed lake 0.25 mi e of Hay Meadow (9 air mi n of Lake Almanor, near n end of 30N25 on s edge of Caribou Wilderness); Caribou Wilderness 1926 Comment
  CHSC65852  Scirpus congdonii L. P. Janeway 1995-10-25 4944 Plumas Lakes Basin. Southwest end of Lakes Basin Campground, southeast side of Grass Lake. 1920 Comment
  CHSC65854  Scirpus congdonii L. P. Janeway 1995-7-23 4876 Plumas Meadow at head of western branch of Stag Creek; along Road 22N80Y 0.1 mi north of Rd 22N72; about 0.3 mi south-southeast of Table Mountain. 1755 Comment
  CAS-BOT-BC30736  Scirpus diffusus Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1522 Plumas Area adjacent to Pond Reservoir. 1097 Comment
  JEPS64014  Scirpus diffusus W. L. Jepson 1927-6-23 12313 Plumas Warner Creek Valley 1584 Comment
  CHSC20751  Scirpus microcarpus K. R. Stern 1975-7-24 5895 Plumas S shore of Lake Almanor. 1371 Comment
  CHSC52746  Scirpus microcarpus 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
  JEPS115943  Scirpus microcarpus Lowell Ahart, John Dittes 2009-7-14 16033 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
  SEINET9225414  Scirpus microcarpus S. Batiuk, D. Mathews, J. Jaggers, A. Kowal 2011-8-31 NV 030 -622 Plumas Grizzly Creek Ranch, near pond 1506 Comment
  CAS-BOT-BC238463  Scrophularia John Thomas Howell 1977-8-11 52684 Plumas Canyon of Little Last Chance Creek between Chilcoot and Frenchmans Reservoir 1676 Comment
  SEINET8020038  Scutellaria angustifolia subsp. micrantha A. A. Heller, P. B. Kennedy 1907-7-15 8843 Plumas Near mouth of Little Grizzly Creek below Genessee. Comment
  SD6636  Scutellaria antirrhinoides R. M. Austin 1880-1 Plumas Big Meadows Comment
  JEPS63303  Scutellaria antirrhinoides Hilda W. Grinnell 1934-6-1 Plumas 7 mi sw of Westwood (near Lake Almanore) Comment
  UC584299  Scutellaria nana G. L. Stebbins Jr. and J. A. Jenkins 1937-7-9 2273 Plumas sw of Diamond Mountain (s of Susanville) 2164 Comment
  CAS-BOT-BC240088  Secale cereale John Thomas Howell 1955-7-19 30778 Plumas Beckwourth 1493 Comment
  CAS-BOT-BC240090  Secale cereale John Thomas Howell 1961-6-21 36682 Plumas Greenville 1097 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
  CAS-BOT-BC61463  Sedum laxum subsp. laxum Lowell Ahart 1968-6-29 s.n. Plumas Near La Porte. 914 Comment
  CAS-BOT-BC61470  Sedum laxum subsp. perplexum Lowell Ahart 1979-7-18 s.n. Plumas Ca. 1 mile west of Pilot Peak. 1800 Comment
  CAS-BOT-BC418395  Sedum plumasanum P. C. Hutchison 1961-6-9 2122 Plumas Conyon of the North fork of the Feather River along highway US Alt. 40, on the serpentine cliffs above Rich Bar 853 Comment
  CAS-BOT-BC63844  Sedum spathulifolium Anna Head 1920-6-5 s.n. Plumas Camp Rodgers, Feather River Region. 701 Comment
  CAS-BOT-BC63845  Sedum spathulifolium M. S. Taylor 1982-7-23 4716 Plumas Both sides of 23N10- Peoria Ck. Rd., 0.3 mi W of Peoria Ck, 3 mi SW of Sloat. 1402 Comment
  CAS-BOT-BC62191  Selaginella wallacei M. S. Taylor; L. Hanson 1981-3-5 3400 Plumas Pulga Quad, s side of Hwy 70, near Butte-Plumas county line 548 Comment
  SJSU5480  Senecio aronicoides R. B. Ingersoll 1966-6-11 Plumas Lake Almanor 1380 Comment
  CAS-BOT-BC363734  Senecio hydrophilus Clare B. Hardham 1978-8-11 21804 Plumas Red Clover Creek Road 1219 Comment
  CAS-BOT-BC363797  Senecio integerrimus Walter Knight; Irja Knight 1967-5-22 1806 Plumas Butterfly Botanical Area and Vicinity. Rubble gap Comment
  CDA18686  Senecio integerrimus var. major G. D. Barbe, T. C. Fuller 1982-6-15 3691 Plumas Sierra Nevada; 0.8 mile west of junction of road to Red Hill Lookout and road to Cherry Hill (U.S.F.S. 26N22F); 3.3 miles east of Red Hill Summit, Plumas NF. 1493 Comment
  CHSC67449  Senecio integerrimus var. major Lowell Ahart 1977-6-20 X 1433 Plumas One-half mile northeast of the Feather Fork Mine, about 6 miles north of La Porte. 1645 Comment
  CAS-BOT-BC364399  Senecio triangularis Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1487 Plumas Butterfly Botanical Area and Vicinity. At Fern Glen 1097 Comment
  JEPS37449  Senecio triangularis W. L. Jepson 1939-7-31 19325 Plumas Buck Valley 1584 Comment
  JEPS88362  Sericocarpus oregonensis subsp. californicus Vernon H. Oswald and Lowell Ahart 1996-8-14 8162 Plumas Silver Lake Rd. 0.5 mi se Silver Lake Campground (ne of Nucks Lake); northern High Sierra Nevada 1706 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
  RSA95195  Sidalcea malviflora subsp. asprella F. W. Peirson 1926-6-21 6786 Plumas East slope of Sierra Nevada, Humboldt Road Comment
  CHSC97309  Sidalcea oregana subsp. spicata Lowell Ahart; John Dittes, Josephine Guardino 2007-8-10 14461 Plumas About 30 yards south of Beckwourth Gensee Road, there is a small quarry east of a poor road, the meadow and stream, about 2 miles (air) north of the north end of Lake Davis. 1761 Comment
  CHSC73940  Silene bridgesii B. Castro; L. Gehrung 1998-10-2 853 Plumas Ca 5.5 air mi NE of Little Grass Valley Reservoir, on ridge west of Pilot Peak ca 0.1 mi NW of jcn of the Pacific Crest Trail, Co. Rd 511, and USFS Rd 22N60. On NNE-facing slate outcrop. 1981 Comment
  UCR3553  Silene californica Wm. Horn Jr. 1963-7-14 630714- 01 Plumas Northern Sierra Nevada Mtns, Plumas National Forest. Meadow Valley, 100 yards south of Forest Service Road 24N36, 0.5 mi west of UC Forestry Camp 1159 Comment
  UCD98585  Silene dichotoma subsp. dichotoma G. L. Stebbins Jr. 1970-7-24 7071 Plumas Blairsden. 1341 Comment
  CAS-BOT-BC386984  Silene douglasii Mrs. E. C. Sutcliffe 1917-8-1 s.n. Plumas Gold Lake Region Comment
  UC2042995  Silene douglasii Barbara Ertter with Gary Schoolcraft 1990-5-14 8970 Plumas East side of mountain above Crescent Mill, E of Round Valley Reservoir. Comment
  CAS-BOT-BC389375  Silene lemmonii John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-23 54152 Plumas 3.25 miles west of Round Valley Reservoir dam 1633 Comment
  CAS-BOT-BC389385  Silene lemmonii Anna Head 1921-7-1 s.n. Plumas Lake Center Camp, Feather River Region Comment
  CAS-BOT-BC389392  Silene lemmonii D. E. Breedlove 1962-6-12 3449 Plumas In upper drainage of Middle Fork of Feather River, 1 mile southeast of Cromberg; Sierra Nevada 1341 Comment
  CHSC53583  Silene lemmonii L. P. Janeway 1990-7-2 3754 Plumas Plumas National Forest. Ca 100 ft west of Paradise Cr and ca 3/4 mi south of Little Grizzly Cr. 1889 Comment
  CAS-BOT-BC389381  Silene lemmonii Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1967-6-12 1948 Plumas Butterfly Botanical Area and Vicinity. Fern Glen 1097 Comment
  UCSB27410  Silene lemmonii Kunze, G. 1971-6-6 Plumas California 89, 5 miles south of Canyon Dam 1158 Comment
  UC1126786  Sisymbrium altissimum C. W. Hanks 1934-8-6 4 Plumas ne part of Sierra Valley, Plumas National Forest Sierra Valley; Plumas National Forest, Sierra Valley 1554 Comment
  CHSC87981  Sisyrinchium bellum Lowell Ahart; John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11169 Plumas In a small meadow, on the north side of a forest road, about 1/4 mile north of Taylor rock, about 1 mile (air) southwest of Grizzly Peak, about 5 miles (air) south of Taylorsville, about 8 miles (air) northeast of Quincy. 2139 Comment
  JEPS28637  Sium suave George W. Gillett 1957-7-18 834 Plumas Lassen Volcanic National Park, at n end of Willow Lake Willow Lake; Lassen Volcanic National Park, Willow Lake 1661 Comment
  SD9116  Solidago canadensis subsp. elongata Daniel Cleveland 1882-7-26 Plumas Big Meadows Comment
  CAS-BOT-BC365509  Solidago elongata Anna Head 1921-8-13 s.n. Plumas Lake Center Camp, Feather River Region Comment
  CAS-BOT-BC365514  Solidago elongata John Thomas Howell 1960-7-18 35590 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  CHSC97247  Solidago elongata Lowell Ahart; John Dittes, Josephine Guardino 2007-8-10 14470 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
  JEPS114520  Solidago elongata Lowell Ahart 2008-8-14 15215 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 1597 Comment
  UC1070250  Solidago elongata C. W. Hanks 1934-8-30 63 Plumas Canyon 1 mi s Bald Rock; Sierraville Quad., Plumas National Forest Comment
  SEINET11382896 Image available Solidago elongata Unknown 1928-1 s.n. Plumas Feather River Canyon, Sierra Nevada Mts. Comment
  CHSC52728  Solidago velutina subsp. californica L. P. Janeway 1990-8-15 3828 Plumas Plumas National Forest. Along edge of dirt road near Cascade Cr ca 1 1/4 mi SW of Little Grizzy Cr. 1844 Comment
  CAS-BOT-BC157307  Sorbus californica Rimo Bacigalupi 1927-7-4 1655 Plumas Between [Gray Eagle] Graeagle and Long Lake Comment
  CHSC100447  Sorbus californica Lowell Ahart 2008-9-10 15376 Plumas South edge of Onion Valley, about 3/4 mile northwest of Pilot Peak, about 1/2 mile east of the Quincy La Porte Road, about 9 1/2 miles (air) northeast of La Porte. 1916 Comment
  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
  RSA52907  Sparganium angustifolium subsp. emersum R. Weatherby 1950-7-28 1500 Plumas Water at edge of Smith Lake, near Quincy. 1250 Comment
  SEINET5335275  Sparganium emersum var. multipedunculatum M. J. Williams, J. T. Howell 1977-8-11 77- 68 -12 Plumas Little Last Chance Creek 1676 Comment
  POM119381  Sparganium eurycarpum Marcus E. Jones 1897-7-3 s.n. Plumas Prattville [county not specified on label] 1372 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
  CAS-BOT-BC390687  Spergularia rubra Robert J. Weatherby 1955-8-12 1681 Plumas McFarland Ravine near Bear Creek and Morrow Creek 1402 Comment
  JEPS113513  Sphenosciadium capitellatum Lowell Ahart, John Dittes, Josephine Guardino 2007-8-10 14481 Plumas About 40 yards southwest of Beckwourth Gensee Road, about 2 miles (air) north of the north end of Lake Davis 1773 Comment
  SEINET10454596  Sphenosciadium capitellatum Mary Susan Taylor 1981-7-27 Taylor 4120 Plumas T25N R12E SW 1/4 NE 1/4 sec 25. Grizzly valley quad. Along spring crossing. Beckworth-Genesse Rd., between Crystal and Meadow Creeks, ca. 2 mi S of Notson Bridge, ca. 17 air mi NE of Blairsden. 5700 ft. 1757 Comment
  CHSC44006  Spiraea densiflora subsp. densiflora L. P. Janeway 1984-7-27 937 Plumas Around the edges of Grassy Lake. 1920 Comment
  CDA26443  Spiraea douglasii J. R. Keck Jr. 1978-6-3 PDR# 330064 Plumas Snake Lake, near Quincy. 0 Comment
  CHSC13623  Spiraea douglasii M. S. Taylor 1974-7-3 295 Plumas Along roadside beside bog in Butterfly Valley Botanical Area, ca. 5 mi nw of Quincy. 1173 Comment
  CHSC91748  Spiraea douglasii G. F. Hrusa; S. Gamairi, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16283 Plumas Northern Sierra Nevada. Butterfly Valley Botanical Area: edge of bog. 1158 Comment
  RSA184959  Spiraea douglasii L. S. Rose 1966-7-27 66059 Plumas Butterfly Valley. 3 miles W of Keddie. 1067 Comment
  UC170950  Spiraea douglasii H. M. Hall 1912-6-28 9282 Plumas Spanish Creek; Sierra Nevada Mountains 1158 Comment
  UCD147802  Spiraea douglasii Allyson Ayalon; Lucie Jerabkova 2012-8-1 155 Plumas Plumas County. Antelope Lake vacinity. 1524 Comment
  CAS-BOT-BC152538  Spiraea splendens Mrs. E. C. Sutliffe 1919-8-1 s.n. Plumas Gold Lake Region Comment
  POM283289  Stachys ajugoides R. M. Austin 1908-09 s.n. Plumas American Valley, Sierra Nevada Mt. Range. Comment
  CHSC100034  Stachys ajugoides var. rigida Lowell Ahart 2008-8-14 15207 Plumas On the sides of a small stream, about 50 yards northeast of the good logging road (Forest Road 22N68), west of the South Fork of the Feather River, about 1/2 mile southwest of the Feather Fork Mine, about 1 mile northeast of Little Grass Valley Reservoir. 1600 Comment
  UC723801  Stachys ajugoides var. rigida Joseph Andorfer Ewan 1934-7-8 8595 Plumas Dentens Sierra Nevada, Middle Fork Feather River 1615 Comment
  RSA0106526  Stachys rigida Lowell Ahart 2014-8-24 19745 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. 1534 Comment
  SEINET9310916  Stachys rigida Unknown 2014-8-22 2014 -025 Plumas Gray Eagle Creek, Lakes Basin, Plumas National Forest Comment
  POM284550  Stachys rigida subsp. rivularis Lyman Benson 1932-7-29 3985 Plumas Buck Lake. Sierra Nevada Mtn range. Feather River drainage. 2134 Comment
  RSA59436  Stachys rigida subsp. rivularis E. K. Balls 1950-9-15 15846 Plumas North Fork Feather River, 6 miles northwest of Chester. 1402 Comment
  CAS-BOT-BC181388  Stellaria calycantha Mrs. Jos Clemens 1920-8-16 s.n. Plumas Homer Lake, near Greenville Comment
  CHSC100045  Stellaria crispa Lowell Ahart 2008-8-13 15169 Plumas East of La Porte Road, west bank 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
  CHSC110369  Stellaria crispa Lowell Ahart 2012-9-5 18437 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-BC391182  Stellaria longipes subsp. longipes Anna Head 1920-7-15 s.n. Plumas Gray Eagle Meadows, Feather River Region 1859 Comment
  CHSC94981  Stellaria obtusa Lowell Ahart 2006-10-8 13409 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-BC375049  Stenotus acaulis Clare B. Hardham 1961-6-16 7482 Plumas Sierra Nevada Mountains. Diamond Peak 2286 Comment
  CAS-BOT-BC375624  Stephanomeria lactucina L. P. Janeway 1990-8-29 3839 Plumas Plumas National Forest, Beckwourth Ranger District. Southern flank of Mt Ingalls ca 1/4 mi from the top 2407 Comment
  CHSC34907  Stephanomeria lactucina M. S. Taylor 1981-7-21 4076 Plumas NE corner of jct of 25N42 and 401, e and above Squirrel Creek, ca. 3 air mi n of Spring Garden. 1371 Comment
  UC205008  Stephanomeria lactucina Katharine Brandegee Plumas Portola Comment
  RSA126588  Stephanomeria spinosa C. W. Hanks 1934-8-6 2 Plumas N end of Sierra Valley. 1555 Comment
  SEINET10610749  Stipa occidentalis Frederick J. Hermann 1955-7-27 Hermann 11950 Plumas Arid, grassy sagebrush slope, schoolyard. Beckwith Comment
  UC1563654  Streptanthus cordatus var. cordatus Barbara Ertter with Gary Schoolcraft 1989-7-3 8653 Plumas 8 air mi s Susanville (w-facing steep rocky slope below Red Rock lookout) 2255 Comment
  CHSC11379  Streptanthus polygaloides Lowell Ahart 1970-7-2 60 Plumas 12 miles E. of Pulga. 762 Comment
  CAS-BOT-BC87792  Streptanthus tortuosus Mrs. E. C. Sutliffe 1919-8-1 s.n. Plumas Gold Lake Region. Comment
  SEINET10448522  Streptanthus tortuosus Mary Susan Taylor 1981-6-15 Taylor 3907 Plumas T24N R8E se sec 14. Bucks Lake quad. E side of 24N29 (rd to Deane's Valley), 0.4 mi S of its jct with Bucks Lake Rd, ca. 2 mi NE of Meadow Valley. Roadside in forested area; 3800 ft elev. 1158 Comment
  CHSC12736  Styrax officinalis var. redivivus M. S. Taylor 1974-5-18 252 Plumas W side of Hwy 70, ca. 50 ft from the road, ca. 3 mi n of Tobin. 914 Comment
  CHSC54862  Subularia aquatica var. americana Vernon H. Oswald 1991-8-23 4845 Plumas Lassen Volcanic Park. Road to Juniper Lake Campground, 1.8 miles north of the park boundary. In a snow lake on the southwest side of the road. 2072 Comment
  CAS-BOT-BC271693  Symphoricarpos albus var. laevigatus Mary Strong Clemens 1920-6-18 s.n. Plumas Lake Almanor Comment
  RSA96070  Symphoricarpos albus var. laevigatus P. C. Everett, E. K. Balls 1954-10-9 20254 Plumas Hwy 89, 3 miles NW of Greenville between Quincy and Lake Almanor, Sierra Nevada. Comment
  CAS-BOT-BC237008  Symphoricarpos mollis John Thomas Howell 1961-6-21 36626 Plumas Greenville, Sierra Nevada 1097 Comment
  CAS-BOT-BC237013  Symphoricarpos mollis Walter Knight; Irja Knight 1966-6-18 1271 Plumas 1/4 mi. past Sweetwater Meadow along roadside, Butterfly Botanical Area and Vicinity 1097 Comment
  CAS-BOT-BC97566  Symphyotrichum ascendens L. P. Janeway 1990-8-3 3824 Plumas Meadow at head of small drainage (into Little Grizzly Cr) ca 1 mi SW of Little Grizzly Cr and between Oliver Cr. 1981 Comment
  CHSC67637  Symphyotrichum bracteolatum James D. Jokerst 1985-7-23 2535 Plumas NW bank of Indian Creek ca. 2 mi SW of Crescent Mills. 1066 Comment
  JEPS120476  Symphyotrichum bracteolatum L. P. Janeway 2012-8-8 11047 Plumas Northern High Sierra Nevada. Plumas National Forest; east side of West Branch Nelson Creek; east side of Gibsonville-Johnsville Road about 0.5 km north of its bridge across West Branch Nelson Creek; 2.5 air km east of Stafford Mtn. Comment
  UC924246  Symphyotrichum bracteolatum H. S. Reed 1941-8-2 Plumas Forest Lodge 1097 Comment
  CAS-BOT-BC97614  Symphyotrichum campestre David D. Keck 1938-8-9 4903 Plumas Beckwith (Beckwourth), Sierra Valley, 0.5 mi. E. of town 1500 Comment
  CAS-BOT-BC98496  Symphyotrichum spathulatum Mary E. Wall 1939-6-25 s.n. Plumas Brush Creek Ranger Station Comment
  UCD136618  Symphyotrichum spathulatum F. H. Bolster 1912-8-1 s.n. Plumas Gold Lake. 2011 Comment
  UCD147804  Symphyotrichum spathulatum var. spathulatum Allyson Ayalon; Lucie Jerabkova 2012-8-1 157 Plumas Plumas County. Antelope Lake vacinity. 1524 Comment
  CHSC59696  Tanacetum vulgare C. A. Janeway 1986-8-19 Plumas Found ca 0.2 mi east of Highway 89 on Arlington Road. 1072 Comment
  CHSC81348  Taraxacum officinale L. P. Janeway 1996-4-23 4957 Plumas Northern High Sierra Nevada. Soda Creek, along Road 25N22 200 ft northwst of Hwy 70 and East Branch North Fork Feather River. 890 Comment
  CAS-BOT-BC376913  Taraxacum officinale R. H. Boeker 1914-4-24 19 Plumas Plumas National Forest Comment
  CHSC30072  Taraxia tanacetifolia R. A. Schlising 1980-7-26 3922 Plumas Along Hwy 70, 1.9 mi E of junction with road to Davis Lake in Beckwourth; in ditches. Comment
  UC1122290  Taraxia tanacetifolia E. Sawyer 1935-6-10 90 Plumas 4 3/4 mi se Sugarloaf; Sierraville Quadrangle Comment
  SEINET5345197  Taraxia tanacetifolia M. J. Williams, L. Wise 1976-5-31 76- 21 -1 Plumas Sierra Valley, between Chilcoot & Vinton 1554 Comment
  JEPS49702  Tellima grandiflora W. I. Follett 1933-7-13 Plumas 1 mi e Twain (on North Fork Feather River, East Branch, s side); North Fork Feather River 883 Comment
  SEINET10475191  Tetradymia canescens Mary Susan Taylor 1981-7-13 Taylor 4008 Plumas T23N R14E nw/sw sec 26 and ne/se sec 27, Portola quad; Ramelli Ranch, E side, S of Feather River, ca. 2 mi ESE of Beckwourth. 4800 ft elev. Sagebrush Scrub in dry sandy soil. 1463 Comment
  JEPS118434  Thalictrum fendleri Lowell Ahart 2011-9-20 17680 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-BC392414  Thalictrum fendleri Marcus E. Jones 1897-7-6 s.n. Plumas Prattville, 13 miles west 1371 Comment
  CHSC52531  Thalictrum fendleri var. fendleri L. P. Janeway 1990-6-27 3729 Plumas Plumas National Forest. Headwaters of Joseph Creek on northeast side of Grizzly Ridge. 2103 Comment
  CHSC52532  Thalictrum fendleri var. fendleri L. P. Janeway 1990-6-27 3730 Plumas Plumas National Forest. Headwaters of Joseph Creek on northeast side of Grizzly Ridge. 2103 Comment
  CAS-BOT-BC88045  Thelypodium crispum W. Harnach; N. Harnach 1989-6-29 199 Plumas Sierra Valley. Hindoo Ranch. 1490 Comment
  SD9917  Thelypteris nevadensis Mrs. R. M. Austin 1876-1 Plumas Comment
  SEINET10530453  Thelypteris nevadensis Mary Susan Taylor 1974-7-3 Taylor 296 Plumas Butterfly Valley Botanical Area, ca. 10 mi NW of Quincy on Hwy 70. Associates: Drosera rotundifolia, Darlingtonia californica. 1219 Comment
  RSA384904  Thinopyrum intermedium L. S. Rose 1968-6-10 68088 Plumas Quincy 1037 Comment
  SEINET10874429  Thlaspi arvense Mary Susan Taylor 1982-5-19 Taylor 4483 Plumas 4900 ft. T23N R14E se/nw sec 28. Portola quad. In ditch in drying grassy meadow, Ramelli Ranch, ca. 2.5 mi w of Beckwourth. 1493 Comment
  SEINET10973593  Thlaspi montanum Mary Susan Taylor, G. Rotta 1982-5-18 Taylor 4468 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
  SEINET3888615  Tofieldia glutinosa subsp. occidentalis Lewis S. Rose 1966-7-27 66054 Plumas Butterfly Valley. 3 mi. W of Keddie.; 0 1067 Comment
  UC336527  Tofieldia occidentalis subsp. occidentalis J. G. Lemmon Jul 1875 Plumas Indian Valley Comment
  CHSC113853  Torreyochloa pallida var. pauciflora Lowell Ahart 2014-9-9 19806 Plumas Around rocks in an unnamed 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
  CAS-BOT-BC172900  Toxicodendron diversilobum John Thomas Howell 1967-6-23 42723 Plumas Canyon of the East Branch of Feather River 2 miles east of Twain Comment
  CAS-BOT-BC377046  Tragopogon John Thomas Howell 1959-9-21 34827 Plumas Greenville 1088 Comment
  CHSC62578  Trautvetteria caroliniensis var. occidentalis B. Castro; J. Jurewicz 1993-7-16 483 Plumas Ca 2 air mi W of Bucks Lake, ca 1 mi N of Grizzly Ck, below USFS Rd 23N42B. In drainage. 1597 Comment
  CHSC64459  Trautvetteria caroliniensis var. occidentalis B. Castro; L. Gehrung 1994-8-4 539 Plumas Ca 1.1 air mi SSE of Bucks Lake, ca 0.1 mi S of the Oro-Quincy Hwy, along the N-trending drainage E of Daniel's Ck (named S. Fork Haskins Ck on some maps). S of confluence of two channels and upstream of old road crossing, along W branch of ck. 1639 Comment
  SEINET8502123  Triantha occidentalis subsp. occidentalis M. J. Williams 1960-7-12 s.n. Plumas Butterfly Valley. Comment
  CDA13362  Trichostema oblongum G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-15 13211 Plumas Sierra Nevada; N side of Hwy. 70 approx. 3 m. E of Spring Garden at inter. of Hwy 70 and Sloat Rd. Rattlesnake Creek drainage. Comment
  SEINET10484040  Trifolium andersonii subsp. andersonii Mary Susan Taylor 1981-6-25 Taylor 3948 A Plumas T23N R14E sw/nw sec 26. Portola quad. Ramelli Ranch, ca. 1/8 mi S of Hwy 70, ca. 0.5 mi SW of Beckwourth. Sagebrush Scrub around North Fork Feather River, open and treeless; dry sandy soil. 4900 ft elev. 1493 Comment
  CHSC110293  Trifolium beckwithii B. Castro; L. P. Janeway 2006-6-3 1549 Plumas Northern High Sierra Nevada. West side of lower Thompson Valley, 1 mi N of the mouth of McReynolds Creek at Red Clover Creek. 1670 Comment
  SBBG3803  Trifolium bifidum var. decipiens H. and M. Dearing 1938-7-1 2254 Plumas 1 mi E of Lake Almanor Comment
  JEPS106188  Trifolium breweri Lowell Ahart, Josephine Guardino 2004-5-24 10940 Plumas On the east side of a logging road, about 200 yards south of a good dirt forest road, about 1/2 mile west of Squirrel Creek, about 1/8 mile north of the railroad, Greenhorn Creek, and Highway 70, about 7 miles (air) southeast of Quincy 1224 Comment
  RSA169426  Trifolium breweri L. S. Rose 1963-6-3 63100 Plumas Butterfly Valley, 2 miles SW of Keddie 1189 Comment
  RSA537635  Trifolium breweri Barbara Ertter 1989-7-4 8685 Plumas Coyote Flat W of Lake Almanor, 4.2 mi W of jct of Hwy 89 and Hwy 36. 1524 Comment
  RSA74353  Trifolium breweri M. S. Baker 1952-5-24 12438 Plumas Highway 89 in canyon south of dam of Lake Plumanor. Comment
  CHSC97579  Trifolium cyathiferum Lowell Ahart; John Dittes 2007-6-17 14184 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
  UC569777  Trifolium cyathiferum E. Sawyer 1935-7-1 263 Plumas 2.5 mi nw Crow; Sierraville Quadrangle 1676 Comment
  SDSU5273  Trifolium cyathiferum R. M. Beauchamp 1965-7-17 Plumas Growing beside the Feather River, 1/2 mile north of Chester. Comment
  SEINET7414580  Trifolium kingii var. productum P. Lehenbauer 1926-5-31 1772 Plumas Plumas National Forest, Clover Creek (probably near the site of Chase's). Comment
  CHSC34005  Trifolium lemmonii M. S. Taylor; M. Foster 1981-6-3 3854 Plumas Jct of Beckwourth-Milford Rd and Squaw Valley Rd, in Squaw Valley, ca. 11 mi n of Beckwourth. 1706 Comment
  CHSC34006  Trifolium lemmonii M. S. Taylor; M. Foster 1981-6-10 3891 Plumas McReynolds Valley, e side, on both sides of 25N78, 1.1 mi s of its jct with 28N01 in Squaw Valley, ca. 14 air mi nw of Beckwourth. 1676 Comment
  JEPS100352  Trifolium lemmonii Dean W. Taylor 2001-6-28 17814 Plumas Diamond Mountains; Last Chance Creek north of Frenchman Lake, along Forest Road 25N70 about 0.4 miles East from County Road 176 1725 Comment
  SEINET10452118  Trifolium lemmonii Mary Susan Taylor, M. Foster 1981-6-10 Taylor 3885 Plumas T24N R14E nw sec 7, Crocker Mt quad. In Red Clover Valley, Overland Inc. Ranches, ca. 3/4 mi N of Genesee- Beckwourth Rd, ca. 11 air mi NW of Beckwourth; elevation ca. 5500 ft.; Sagebrush Scrub on dry sandy soil. 1676 Comment
  SEINET3131860  Trifolium longipes A. A. Heller, PB Kennedy 1907-7-15 sn Plumas Near mouth of Little Grizzly creek below Genessee Comment
  UC630822  Trifolium longipes var. hansenii Heller and Kennedy 1907-1 Plumas Red Clover Valley Comment
  SEINET7410833  Trifolium macrocephalum T. Ramelli 1948-5-23 52 Plumas 2.5 miles south of Vinton 1646 Comment
  CHSC99802  Trifolium microcephalum Lowell Ahart 2008-7-16 15098 Plumas Dry open west edge of a small meadow (swamp), north of a small deep stream, about 130 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
  CAS-BOT-BC230191  Trifolium productum John Thomas Howell 1951-6-28 27690 Plumas Eureka Peak 2133 Comment
  CAS-BOT-BC230195  Trifolium productum A. A. Heller; P. B. Kennedy 1907-7-9 8800 Plumas Prattville Comment
  CAS-BOT-BC230208  Trifolium productum Emily McPherson 1974-8-5 74 -P-17B Plumas Above Silver Lake. Trail to Mt. Elwell, Lakes Basin. 2072 Comment
  CHSC89537  Trifolium productum G. Douglas Barbe; T. C. Fuller, J. T. Howell 1981-6-23 3143 Plumas Sierra Nevada. 3.25 mi west of Round Valley Reservoir Dam; 0.25 mi east of jct with road to Canyon Dam (i.e. south arm of Lake Almanor). 1633 Comment
  SEINET10973226  Trifolium productum Mary Susan Taylor 1982-7-14 Taylor 4830 Plumas T26N R9E ne/sw sec 7. Almanor SE quad. Near jct of 27N92 & 26N18, in Long Valley around creek, ca. 4 mi w of Greenville. Montane Meadow, edge of Mixed Coniferous Forest; 5500 ft. 1676 Comment
  SEINET3131902  Trifolium productum A. A. Heller, PB Kennedy 1917-7-15 sn Plumas Near mouth of Little Grizzly creek below Genessee Comment
  RSA718162  Trifolium variegatum L. Ahart 2006-10-23 13481 Plumas On the est side of Slate Creek (there is a large gravel flat caused by the dam), about 40 yards south of where the road ends, about 10 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. 1282 Comment
  UCSC009895  Trifolium wormskioldii Lowell Ahart 2002-7-18 9871 Plumas Along upper branch of Fall River about 100 yards north of Lumpkin Ridge Road, about 1 air mile southeast of Tamarack Flat, about 1/4 mile southwest of the intersection of Lumpkin Ridge Road and the road to Tamarack Flat, about 1 1/2 air miles northwest of Little Grass Valley Reservoir dam, about 4 1/2 air miles northwest of La Porte. 1701 Comment
  SEINET10452564  Trifolium wormskioldii Mary Susan Taylor 1981-7-6 Taylor 3972 Plumas T24N R16E nw/se sec 7. Frenchman lake quad. Roadside and meadow along Grigsby Creek, ca. 1 mi W of N tip of the lake, ca. 13 air mi NW of Chilcoot. 5900 ft elev. 1798 Comment
  CAS-BOT-BC199688  Trisetum canescens Lowell Ahart 1980-8-27 2590 Plumas Near the Feather Fork Mine 1828 Comment
  CAS-BOT-BC199690  Trisetum canescens John Thomas Howell 1960-7-22 35910 Plumas Devil's Kitchen to Drakesbad 1828 Comment
  CAS-BOT-BC199697  Trisetum canescens Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region Comment
  CAS-BOT-BC199704  Trisetum canescens John Thomas Howell 1973-7-10 49755 Plumas Near Greenville 1097 Comment
  CDA17253  Trisetum canescens G. F. Hrusa, S. Gaimari, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16280 Plumas Sierra Nevada; Butterfly Valley Botanical Area. Plumas National Forest. 1158 Comment
  CAS-BOT-BC193497  Trisetum cernuum Javier Penalosa 1962-6-19 2487 Plumas Hwy. 40-89, +- 6.2 mi. SE of Quincy 1097 Comment
  CHSC108743  Trisetum projectum B. Castro; L. P. Janeway 2003-9-6 1450 Plumas High Cascade Range. Along un-named lake split by the Caribou Wildnerness 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
  CAS-BOT-BC193534  Trisetum spicatum L. P. Janeway 1984-9-1 1114 Plumas Lakes Basin, on Sierra crest west of Mt. Elwell 2286 Comment
  CHSC62609  Triteleia hyacinthina B. Castro; L. P. Janeway 1987-7-17 146 Plumas Ca 6 mi W of Clio via Hwy 70/89, off USFS Rd 22N98 at a spring site. 1584 Comment
  JEPS64209  Triteleia hyacinthina E. Fritz and T. H. Harris 1926-7-1 Plumas Meadow Valley Comment
  RSA508623  Triteleia hyacinthina Mrs. R. M. Austin 1880-7-10 s.n. Plumas Big Meadows Comment
  SBBG30571  Triteleia hyacinthina D. Myrick 1968-6-18 1935 Plumas Butterfly Valley, 4 mi NW of Quincy 1036 Comment
  SEINET196526 Image available Triteleia hyacinthina J. M. Tucker 1948-7-24 1725 Plumas Near road from Cascade to Camel Peak 1615 Comment
  CAS-BOT-BC521570  Triteleia hyacinthina Paul F. Covel 1937-7-20 713 Plumas Near Quincy Comment
  CAS-BOT-BC521577  Triteleia hyacinthina Anna Head 1920-6-1 s.n. Plumas Trail to Gray Eagle Falls 1889 Comment
  CAS-BOT-BC522027  Triteleia hyacinthina Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region Comment
  RSA109790  Triteleia hyacinthina E. K. Balls, Lee W. Lenz 1956-6-19 21837 Plumas 3.6 mi. SE of junction of State Hwy. 36 and State Hwy. 89, W of Lake Almanor 1433 Comment
  SEINET8506354  Triteleia ixioides A. A. Heller, P. B. Kennedy 1907-7-11 8816 Plumas Prattville. Comment
  CHSC82449  Triteleia ixioides subsp. anilina Lowell Ahart; John Dittes, Josephine Guardino 2002-7-2 9825 Plumas In a logged over area on the south side of Forest Road 22N94, east of Forest Road 22N94E, on Hartman Bar Ridge, about 1 mile (air) southwest of Franklin Hill, about 4 1/2 miles (air) northwest of Tamarack Flat, about 9 miles (air) northwest of La Porte. 1606 Comment
  JEPS93945  Triteleia ixioides subsp. anilina Vernon H. Oswald and Lowell Ahart 1998-8-11 9492 Plumas nw of Pilot Peak (s side of Onion Valley on the Quincy-La Porte Road (County Road 511)); Onion Valley, Quincy-La Porte Road 1905 Comment
  CHSC115269  Triteleia montana Lowell Ahart 2015-6-7 20218 Plumas Dry basalt meadow, on west side of the dirt road, Lava Top, about 2 1/4 miles (air) north of the bridge across Fall River, about one mile south east of Cascade, about 7 miles (air) northeast of Feather Falls, about 10 miles (air) west of La Porte. Mixed Evergreen Forest. 1411 Comment
  CHSC62610  Triteleia montana B. Castro 1993-7-8 472 Plumas Ca 0.5 mi W of turnoff to Bucks Lodge and other Bucks Lake resorts, off the S end of Haskins Bay ca 100 ft S of the Oro-Quincy Hwy. 1569 Comment
  SEINET260551 Image available Triteleia montana M. Cutler, J Cutler 1992-6-2 Plumas Plumas National Forest ; Ca 12.5 mi NW of Quincy; Bucks Lake Rd to Spanish Ranch; Fs 25N17 then 25N59 to stand #108 1585 Comment
  CAS-BOT-BC74009  Turritis glabra John Thomas Howell 1960-7-20 35729 Plumas Lassen Volcanic National Park. Drakesbad. 1828 Comment
  CAS-BOT-BC74012  Turritis glabra John Thomas Howell; Gordon H. True; Walter Knight; Irja Knight 1967-7-10 2129 Plumas Butterfly Botanical Area and Vicinity. At spring. 1127 Comment
  SEINET10863606  Typha angustifolia Mary Susan Taylor, M. Foster Taylor 3902 Plumas T24N R9E ne/ne sec 6, Bucks Lake NE quad; NW side of Snake Lake, ca. 4 mi NE of Meadow Valley; elevation ca. 4000 ft. 1219 Comment
  CDA43419  Umbellularia californica D. G. Kelch 2012-9-19 12 .372 Plumas Route 70 at North Fork of Feather River; 500 m south of turn-off to Pulga. Comment
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May 12 2020
  CAS-BOT-BC403930  Urtica dioica subsp. gracilis John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-25 54331 Plumas 2.8 miles north-northeast of Englemine [Engel Mine] on Diamond Mt. Road 1341 Comment
  HSC93183  Urtica dioica subsp. holosericea Vernon H. Oswald, L. Ahart 1996-7-15 8015 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
  CHSC94537  Utricularia intermedia Barry Rice 2006-7-15 BR 060701 Plumas Lassen Volcanic National Park. In the shallows of Little Willow Lake. Comment
  UCD121827  Utricularia intermedia Barry Rice 2004-8-22 BR 040807 Plumas along the northeast shore of Lake Almanor. Comment
  UCD122048  Utricularia macrorhiza Barry Rice 2005-7-23 BR 050710 Plumas Lassen Volcanic National Park, Little Willow Lake. Comment
  CAS-BOT-BC240359  Utricularia minor Malcom A. Nobs; S. Galen Smith 1949-8-18 1369 Plumas Last Chance Marshes at north end of Lake Almanor, just south of Chester Comment
  CHSC54529  Utricularia minor Vernon H. Oswald 1991-8-5 4799 Plumas Lassen Volcanic Park. Little Willow Lake located near the south boundary of the park, ca. 2.5 miles (air) south-southeast of Drakesbad. Along the southwest edge of the lake. 1844 Comment
  JEPS117710  Utricularia minor Lowell Ahart 2010-10-21 17317 Plumas In about 4 inches of water, east side of Fowler Lake, about 3/8 mile south of the dirt road, about 2 miles (air) north of where Black Rock Creek flows into Little Grass Valley Reservoir, about 6 miles (air) north-northwest of La Porte 1662 Comment
  CHSC62119  Utricularia vulgaris L. P. Janeway 1993-7-16 4458 Plumas Plumas National Forest. Snake Lake. 1205 Comment
  SEINET10500527  Utricularia vulgaris Mary Susan Taylor 1982-8-17 Taylor 5009 Plumas T24N R12E ne/ne sec 20. Little Summit Lake, on Grizzly Creek, ca. 5 air mi ne of Sloat. Riparian; 5900 ft. 1798 Comment
  CAS-BOT-BC199164  Vaccinium cespitosum John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1968-6-11 2406 Plumas Butterfly Botanical Area. Southeast end of Pond reservoir Comment
  CAS-BOT-BC199170  Vaccinium cespitosum 1975-5-26 s.n. Plumas Butterfly Botanical Area Comment
  CHSC607  Vaccinium cespitosum V. Holt 1937-5-15 Plumas Butterfly Valley. 1091 Comment
  CHSC114185  Vaccinium membranaceum Loren Gehrung 1996-5-24 149 Plumas Plants along USFS Rd 23N60, south of Arkansas Ravine. 1584 Comment
  UC1748309  Vaccinium membranaceum Loren Gehrung 1994-8-19 184 Plumas 2 mi SSW of Faggs Reservoir ( on unnamed tributary to East Branch Coldwater Ck.) 1658 Comment
  CHSC114210  Vaccinium parvifolium Loren Gehrung 1997-9-1 157 Plumas On French Creek, tributary to Sly Creek Reservoir. On north side of USFS Rd 21N16. 1188 Comment
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Feb 8 2016
  CAS-BOT-BC199517  Vaccinium uliginosum Marcus E. Jones 1897-7-3 s.n. Plumas Prattville 1371 Comment
  JEPS95396  Valeriana californica Lowell Ahart 1994-7-20 7482 Plumas N of the Pacific Crest Trail, N side of Bunker Hill Ridge, about 1/2 mi NW of Mount Etna 1981 Comment
  SD6565  Valeriana sylvatica Mrs. R. M. Austin 1875-1 Plumas Big Meadows Comment
  SD71004  Veratrum californicum John Thomas Howell 1960-8-20 36278 Plumas Lassen Volcanic National Park, wet meadow, Drakesbad. 1676 Comment
  UC917347  Veratrum californicum var. californicum J. M. Tucker 1948-7-24 1724 Plumas boggy area near road from Cascade to Camel Peak 1615 Comment
  CHSC9707  Verbascum thapsus Nancy Mosman 1971-7-11 74 Plumas Along e side of road ca. 1.3 mi s of Belden turnoff and Hwy 70. 1025 Comment
  SD6288  Veronica americana Mrs. R. M. Austin 1880-1 Plumas Big Meadows Comment
  JEPS102651  Veronica peregrina subsp. xalapensis Lowell Ahart 2001-9-24 9198 Plumas Strand of Lake Almanor, west of the intersection of the dirt road to Last Chance Marsh and the poor dirt road that goes south along Lake Almanor to the causeway of Highway 36, about 3/4 mile NE of Chester. 1371 Comment
  SEINET13730791  Veronica scutellata W. Harnach, N. Harnach 1991-6-30 596 Plumas Approximately 1 mile south of the Steel Bridge on Marble Lane, Ibis rookery site 1486 Comment
  SD52105  Veronica serpyllifolia subsp. humifusa F. Stephens 22 June 8819 Plumas Buck's Ranch Comment
  SEINET7367365  Vicia americana C. Tanner 1993-5-23 s.n. Plumas [Sierra Valley] Along dirt road between area known as 'Portola Heights' and unincorporated town of Delleker 1494 Comment
  SD18636  Viola Paul F. Covel 1937-6-20 Plumas 6 mi. north of Qunicy Comment
  UC1749382  Viola adunca Milo S. Baker 1937-5-16 8647 Plumas 1 mi from Hwy 89; Butterfly Valley Comment
  JEPS127200  Viola bakeri Lowell Ahart 2016-6-2 20909 Plumas About 1/2 mile west of the intersection of Lumpkin Ridge Road and road to Tamarack Flat, about 1 1/2 miles (air) northwest of Little Grass Valley Reservoir Dam. Comment
  CHSC57322  Viola beckwithii L. P. Janeway 1991-5-14 3962 Plumas Plumas National Forest. Near a very large meadow 1 1/4 mi west of Delleker and Humbug Creek, 1/2 mi northwest of Hwy 70; ca 3 mi west of Portola. 1484 Comment
  CHSC57528  Viola beckwithii Mike Carpenter 1990-4-21 7 Plumas Ca. 20 ft. s of Humbug Valley Rd., .8 mi from the intersection of Collins Pine Rd. and Humbug Valley Rd. 1341 Comment
  CHSC63933  Viola beckwithii Casey Stemler 1990-4-21 17 Plumas Large population 8 mi w of Humbug Valley, 11 mi s e of Hwy 32. 1280 Comment
  CHSC89516  Viola glabella G. D. Barbe; T. C. Fuller 1982-6-16 3785 Plumas Northern California. Plumas National Forest. Meadow below Mud Lake, 3/4 mi NE of Eisenheimer Peak. [Lat./long. on label is '40 10 N; 120 43 W']. 2097 Comment
  CAS-BOT-BC536835  Viola glabella Walter Knight; Irja Knight 1967-5-22 1802 Plumas Butterfly Botanical Area and vicinity: Fern Blen 1112 Comment
  JEPS50386  Viola glabella John W. Duffield 1937-5-23 Plumas near Bear Creek Comment
  CAS-BOT-BC537101  Viola lobata Milo S. Baker 1936-6-18 8394 Plumas Hwy 89 S of Keddie Comment
  CAS-BOT-BC537105  Viola lobata Mrs. Jos. Clemens 1920-6-1 s.n. Plumas Greenville Comment
  CHSC2022  Viola macloskeyi R. Carter 1964-7-4 135 Plumas On S shore of Green Island L. where creek empties into lake. 1706 Comment
  JEPS87773  Viola pinetorum subsp. pinetorum Lowell Ahart 1994-6-15 7334 Plumas about 1 air mi w of Little Grass Valley Reservoir (near the intersection of Lumpkin Ridge Road and the road to Tamarack Flat, on e side of logging road) 1767 Comment
  CDA14596  Viola praemorsa G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-22 3080 Plumas headwaters of south Fork Feather River, 10.6 miles northeast of La Porte on La Porte-Quincy Road. 1889 Comment
  CHSC65134  Viola purpurea subsp. integrifolia Vernon H. Oswald; Lowell Ahart 1995-7-24 7112 Plumas High Cascade Range. Caribou Wilderness N of Chester, on the trail between Indian Mdw. and Beauty Lake. 2011 Comment
  RSA32751  Viola purpurea subsp. purpurea A. A. Heller 1938-5-21 15103 Plumas Plentiful on gravelly plain west of Chester. 1305 Comment
  UC1762528  Viola purpurea subsp. quercetorum Milo S. Baker 1952-5-24 12447 Plumas upper end of Pine Valley, W side of Hwy 89 914 Comment
  UC1762539  Viola purpurea subsp. quercetorum Milo S. Baker 1952-5-26 12462 Plumas upper end of Pine Valley, E of Hwy 80 914 Comment
  JEPS125734  Viola purpurea subsp. venosa William Harnach 2014-4-29 1383 Plumas 1.2 miles North of Chilcoot on Frenchman Road, then East 0.6 miles of USFS Road 24N88. Comment
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Sep 29 2016
  SEINET8655809  Viola purpurea subsp. venosa W. Harnach 2014-4-29 1383 Plumas 1.2 miles north of Chilcoot on Frenchman Rd., then east 0.6 miles of USFS Rd. 24N88. 1572 Comment
  JEPS87714  Viola tomentosa Lowell Ahart 1994-6-15 7344 Plumas about 100 ft e of Lumpkin Ridge Road (perhaps McNair Saddle) 1615 Comment
  UCD141552  Vitis californica Mabel Little 1970-6-14 s.n. Plumas California. Plumas County: Lassen National Forest, near town of Mill Creek, South Antelope Creek. Comment
  UCD141554  Vitis californica Mabel Little 1970-6-14 s.n. Plumas California. Plumas County: Lassen National Forest, near town of Mill Creek, South Antelope Creek. Comment
  CAS-BOT-BC183204  Vulpia microstachys var. ciliata John Thomas Howell 1975-6-16 51158 Plumas 2 miles northwest of Spring Garden 1173 Comment
  CAS-BOT-BC184421  Vulpia microstachys var. pauciflora Lewis S. Rose 1963-6-3 63083 Plumas Butterfly Valley, 2 mi. sw of Keddie 1188 Comment
  CAS-BOT-BC184425  Vulpia microstachys var. pauciflora John Thomas Howell 1975-6-16 51159 Plumas 2 miles northwest of Spring Garden 1173 Comment
  CHSC101851  Vulpia myuros var. hirsuta Lowell Ahart; John Dittes, Josephine Guardino 2009-6-14 15882 Plumas About 300 yards north of Lake Almanor Dam, about 300 yards southwest of Boat Ramp, below the high water line. 1374 Comment
  CAS-BOT-BC383540  Wyethia mollis John Thomas Howell 1962-6-17 37714 Plumas Portola 1463 Comment
  JEPS15469  Wyethia mollis Joseph and Hilda W. Grinnell 1938-6-11 1094 a Plumas near Mohawk 1341 Comment
  CAS-BOT-BC383557  Wyethia mollis Anna Head 1921-6-16 s.n. Plumas Lake Independence, Feather River Region Comment
  CAS-BOT-BC383749  Xanthium strumarium John Thomas Howell 1959-9-21 34751 Plumas Sand bars of N. Fk. of Feather River near Belden 701 Comment
  CAS-BOT-BC533126  Zigadenus paniculatus Alice Eastwood 1927-6-13 14549 Plumas United States Forest Reserve, Forest Lodge, Greenville Comment
  RSA113892  Zigadenus paniculatus E. K. Balls, Lee W. Lenz 1955-5-14 20707 Plumas Forest Lodge just SW of Greenville. 1128 Comment
  RSA59110  Zigadenus paniculatus E. K. Balls 1950-8-30 15513 Plumas 1 mile west of Feather River Experiment Station, 4 miles north of Quincy. 1220 Comment
  UC726041  Zigadenus paniculatus A. A. Heller 1938-6-4 15137 Plumas n Chester 1304 Comment
  POM110447  Zigadenus venenosus var. venenosus Marcus E. Jones 1897-7-3 s.n. Plumas Prattville. 1372 Comment
  CAS-BOT-BC534310  Zigadenus venenosus var. venenosus Elmer I. Applegate 1929-6-21 5791 Plumas between Drakesbad and Kelly's Camp, Warner Valley, Mt. Lassen region Comment



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