Search Results — 2000 specimen records retrieved (1478 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
  SEINET10896279  Abies Mary Susan Taylor, M. Foster 1981-7-14 Taylor 4021 Plumas T26N R9E ne sec 30 and nw sec 29, Almanor SE quad and Greenville SW quad. Saddle at head of Bullfrog Ravine, up to 1/4 mi E and W of rd 26N18, ca. 3 air mi NW of Indian Falls on Hwy 89; moist Coniferous Forest; 5200 to 5700 ft elev. 1585 Comment
  OBI20287  Abies concolor Earl P. Dirmeyer 1916-1 s.n. Plumas Quincy, N eastern CA; Plumas Natl Forest Comment
  UC917328  Abies concolor J. M. Tucker 1948-7-24 1732 Plumas ca. 0.5 mi ne of Camel Peak Comment
  SEINET10530580  Abies magnifica Mary Susan Taylor 1981-9-10 Taylor 4273 Plumas California: T26N R9E n 1/2 sec 30. Almanor SE quad. Head of Bullfrog Ravine. Plumas County. 5700 ft. 1737 Comment
  CAS-BOT-BC330956  Acer glabrum var. glabrum Lewis S. Rose 1969-6-23 69042 Plumas 8 mi SW of Quincy, La Porte Road 1310 Comment
  UC566070  Acer glabrum var. glabrum C. G. Albertus 1935-8-13 261 Plumas 2 1/4 mi n Cates; Downieville Quad., n of Cates 2133 Comment
  CDA13444  Acer glabrum var. torreyi G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13291 Plumas Sierra Nevada; on USFS 23N11A. Comment
  CHSC20973  Acer glabrum var. torreyi F. T. Griggs; A. Pass 1975-7-23 246 Plumas Cape Lake. Comment
  RSA212178  Acer glabrum var. torreyi L. S. Rose 1969-6-23 69042 Plumas 8 miles southwest of Quincy, Le Porte Road 1311 Comment
  RSA60019  Acer glabrum var. torreyi E. K. Balls 1950-9-1 15594 Plumas East of Long Lake, by trail going south around lake 2134 Comment
  CAS-BOT-BC333233  Acer macrophyllum W. W. Wagner 1919-6-12 284 Plumas Massack Creek near Quincy 1371 Comment
  CAS-BOT-BC333324  Acer macrophyllum John Thomas Howell 1963-6-3 39399 Plumas Sierra Nevada. Butterfly Valley Comment
  SBBG128285  Acer macrophyllum L. Ahart, J. Dittes 2009-7-13 16047 Plumas N side of Forest Service Rd 27N98, headwater of Clear Crk, ca. 2.0 mi N of Butt Valley Reservoir Dam, ca. 3 mi SW of Lake Almanor Reservoir Dam 1476 Comment
  UCD117017  Acer macrophyllum Matt Georgeff 1992-5-16 12 Plumas 0.7 mile from French Bar, upstreep from French Bar along Feather Road against big sloping hill. 731 Comment
  CAS-BOT-BC28737  Achillea millefolium Fred Sommers 1976-7-12 146 A Plumas Along side of Dyson Lane near road A24, Sierra Valley Marsh. 1524 Comment
  CDA26553  Achnatherum lemmonii G. F. Hrusa, B. Smith, T. D. Wilfred 1996-8-11 13494 Plumas Sierra Nevada; Slopes to E of upper Bull Run Creek off USFS 23N12E. Comment
  UCD32650  Achnatherum lemmonii Beecher Crampton 1954-7-5 2043 Plumas Plumas County, 1.5 miles north of Greenville, along highway 89. 1127 Comment
  UCD50461  Achnatherum lemmonii G. L. Stebbins Jr. 1939-7-6 2900 Plumas 1.7 miles east of Meadow Valley on road to Quincy. Plumas County. 1097 Comment
  CAS-BOT-BC210849  Achnatherum occidentale subsp. californicum John Thomas Howell 1960-7-20 35787 Plumas Lassen Volcanic National Park. Between Boiling Springs Lake and Terminal Geyser 1859 Comment
  CHSC113616  Acmispon americanus var. americanus Lowell Ahart 2014-8-24 19759 A Plumas Center of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. 1533 Comment
  CHSC24257  Acmispon americanus var. americanus K. R. Stern 1975-7-23 Plumas NW end of Lake Almanor. Comment
  CAS-BOT-BC204860  Acmispon argophyllus var. fremontii John Thomas Howell 1951-6-29 27767 Plumas Feather River Canyon 548 Comment
  SD8182  Aconitum columbianum Daniel Cleveland 1882-7-26 Plumas Big Meadows Comment
  UCD95305  Aconitum columbianum H. B. Currier 1952-8-14 s.n. Plumas Lake Center Camp, Gold Lake Region, Plumas National Forest. 1859 Comment
  RSA52858  Aconitum columbianum var. columbianum R. Weatherby 1950-7-7 1445 Plumas Quincy. 1220 Comment
  CAS-BOT-BC412889  Aconogonon davisiae Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region Comment
  CAS-BOT-BC418801  Aconogonon phytolaccifolium Lowell Ahart 1977-7-9 s.n. Plumas 1/2 mile below the Bunker Hill Mine which is about 10 miles north-east of La Porte 1800 Comment
  UCD128575  Acroptilon repens E. Sawyer 1935-6-27 239 Plumas Sierra Valley. Comment
  UC924260  Actaea rubra H. S. Reed 1941-8-3 Plumas Forest Lodge 1036 Comment
  CHSC62360  Agastache urticifolia B. Castro; J. Jurewicz 1990-7-17 431 Plumas Ca 6 air mi W of Crescent Mills, on gentle W-facing slope above Rush Cr, along mainly E side of USFS Rd 16N87 ca 0.9 mi S of its jcn with Rd 27N92 and ca 0.2 mi S of Cow Ck crossing. 1584 Comment
  UCR18723  Agastache urticifolia Frank C. Vasek 1975-7-10 750710- 24 Plumas Chilcoot Campground, south of Frenchman Lake 1555 Comment
  SEINET7924849  Agastache urticifolia A. A. Heller 1907-7-9 8771 Plumas Prattville. Comment
  CAS-BOT-BC29430  Ageratina occidentalis Clare B. Hardham 1970-8-9 17716 Plumas Road to Thompson Peak Lookout 2133 Comment
  JEPS115547  Ageratina occidentalis Lowell Ahart, John Dittes, Josephine Guardino 2009-7-29 16215 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
  JEPS28654  Ageratina occidentalis George W. Gillett 1957-7-19 855 Plumas about 1.25 mi above the Devils Kitchen (on trail to Sifford Lakes); Lassen Volcanie National Park 2057 Comment
  SEINET6709694 Image available Ageratina occidentalis M. J. Williams, J. T. Howell, W. Follette 1977-8-11 77- 68 -14 Plumas Road from Chilcoot to Frenchman's along Last Chance Creek 1768 Comment
  CDA19251  Agoseris glauca var. laciniata G. D. Barbe, T. C. Fuller 1982-6-17 3810 Plumas Plumas National Forest; South shore of Frenchman Reservoir (Lake), 0.4 mi E of Frenchman Dam. 1706 Comment
  UC170962  Agoseris grandiflora var. grandiflora H. M. Hall 1912-7-24 9369 Plumas Willow Creek Sierra Nevada Mts., Willow Creek 1249 Comment
  RSA754958  Agoseris heterophylla L. Ahart, John Dittes, Josephine Guardino 2009-6-15 15886 Plumas About 200 yards northwest of Lake Almanor Dam. 1422 Comment
  SEINET10937971  Agoseris heterophylla Mary Susan Taylor 1982-6-12 Taylor 4642 Plumas T28N R6E ne/ne sec 24. Mt Harkness SE quad. Jct of Hwys 36 & 89, ca. 3 mi w of Chester. 4900 ft. 1493 Comment
  CAS-BOT-BC127593  Agropyron cristatum John Thomas Howell 1962-6-18 37794 Plumas Sierra Nevada. Sierra Valley near Beckwourth. 1487 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
  SEINET12854659  Agropyron elongatum W. Harnach, N. Harnach 1991-6-29 592 Plumas Sierra Valley, 4 miles N of Loyalton, on County Road A-24 (6 Mile Road). 1490 Comment
  SEINET12911692  Agropyron trachycaulum var. trachycaulum C. Tanner 1999-1 s.n. Plumas Within city limits of Portola (area bounded on N by alley, S by Quincy Street, E by Willow Street, W by Rock Street). 1484 Comment
  SEINET5335829  Agropyron trachycaulum var. trachycaulum M. Foster 1988-7-15 175 Plumas On either side of Big Grizzly Creek, 0.5 mile S of Walker Mine Road, 1 mile W of Lake Davis, 12 miles NNW of Portola. 1768 Comment
  CAS-BOT-BC127495  Agrostis capillaris John Thomas Howell 1975-6-15 51129 Plumas Sierra Nevada. Waste Ground, Quincy. 1036 Comment
  CAS-BOT-BC127094  Agrostis exarata John Thomas Howell 1959-9-25 35005 Plumas Sierra Nevada. 2 miles east of Portola. 1484 Comment
  CAS-BOT-BC127102  Agrostis exarata Clare B. Hardham 1970-8-8 17701 P Plumas Road to Thompson Peak Lookout. 2133 Comment
  CHSC113852  Agrostis exarata Lowell Ahart 2014-8-31 19809 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
  RSA201346  Agrostis exarata J. T. Howell 1960-7-22 35883 Plumas Drakesbad. Devils kitchen 1677 Comment
  UCD52435  Agrostis exarata John Thomas Howell 1926-7-26 2126 Plumas near Prattville. 1371 Comment
  CAS-BOT-BC139605  Agrostis gigantea Robert J. Weatherby 1950-7-17 1466 Plumas Feather River Camp, 4 miles north of Quincy. 1066 Comment
  CAS-BOT-BC139412  Agrostis hyemalis Robert J. Weatherby 1950-7-17 1465 Plumas Feather River Camp, 4 miles north of Quincy. 1066 Comment
  JEPS76245  Agrostis pallens W. L. Jepson 1939-8-16 19450 Plumas Bucks Valley 1584 Comment
  CAS-BOT-BC138706  Agrostis scabra Clare B. Hardham 1970-8-8 17701 J Plumas Road to Thompson Peak Lookout. 2133 Comment
  JEPS110551  Agrostis scabra Lowell Ahart 2006-10-23 13493 Plumas On the west side of Slate Creek(there is a large gravel flat caused by the dam), about 30 yards south of where the road ends, about 20 yards north of the dam across Slate Creek, about 1/8 mile northeast of Strawberry Valley 1281 Comment
  CHSC92820  Agrostis stolonifera Lowell Ahart; Josephine Guardino 2005-8-9 12298 Plumas In a meadow, about 100 yards southwest of the cabin (destroyed) and corral, north of Forest Road 27N09, about 6 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1597 Comment
  JEPS28278  Agrostis variabilis George W. Gillett 1957-7-17 788 Plumas stream running from Little Willow Lake into Willow Lake; Lassen Volcanic National Park 1767 Comment
  UCSB45746  Alisma triviale Reisentz, Paul 1979-5-12 Plumas At the junction of Highway 70 and Highway 89 Comment
  CAS-BOT-BC131952  Allium W. D. Dakan 1974-5-28 s.n. Plumas Ca. 2 miles southeast of Mt. Hough 1828 Comment
  CAS-BOT-BC447498  Allium amplectens Mary E. Wall 1939-6-25 s.n. Plumas Brush Creek ranger station Comment
  JEPS102620  Allium campanulatum Lowell Ahart 2001-7-17 8916 Plumas Meadows, on the east 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
  JEPS50774  Allium campanulatum Rimo Bacigalupi with Paul Hutchison and L. R. Heckard 1967-6-16 9287 Plumas along Feather River highway just n Storrie 716 Comment
  NY247821  Allium campanulatum M. E. P. Ames s.n. Plumas Comment
  CAS-BOT-BC466465  Allium campanulatum Alice Eastwood 1927-6-11 14435 Plumas Paxton Comment
  CAS-BOT-BC466473  Allium campanulatum W. W. Wagner 1919-6-7 278 Plumas Open hillside Sockem Cr. near Quincy 1371 Comment
  CAS-BOT-BC466474  Allium campanulatum Lewis S. Rose 1963-6-3 63071 Plumas Butterfly Valley 2 mi. sw of Keddie 975 Comment
  CAS-BOT-BC466623  Allium campanulatum Frank W. Peirson 1926-6-21 6805 Plumas Quincy. Northern Sierra Nevada 2074 Comment
  CAS-BOT-BC466624  Allium campanulatum Alice Eastwood 1927-6-17 14636 Plumas Forest Lodge, Greenville Comment
  UC1523725  Allium lemmonii Gary Schoolcraft 1983-5-24 949 Plumas w side of Sierra Valley Sierra Valley 1524 Comment
  RSA39725  Allium lemmonii Philip A. Munz 1947-5-17 11846 Plumas 20 miles north of Chilcoot. 1829 Comment
  SEINET10471985  Allium obtusum Lowell Ahart, Peter Ahart 1983-8-17 Ahart 4328 Plumas Near Onion Valley, west of Pilot Peak, near the Quincy-LaPorte Rd, northeast of La Porte. Red Fir Forest; 2000 m. 2000 Comment
  SEINET10471965  Allium obtusum var. obtusum Mary Susan Taylor 1981-5-14 Taylor 3721 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
  CAS-BOT-BC474059  Allium parvum Alice Eastwood 1927-6-1 14623 Plumas On trail to Long Valley, United States Forest Reserve Comment
  RSA537498  Allium parvum Barbara Ertter, Gary Schoolcraft 1989-7-3 8662 Plumas Diamond Mt peak ca 7 airmiles S of Susanville 2317 Comment
  SEINET10471989  Allium parvum Mary Susan Taylor, G. Rotta 1982-5-18 Taylor 4477 Plumas T27N R8E ne/se sec 35. Almanor NE quad. Very steep w facing serpentine slope & fill, n side of 27N92, ca. 2 air mi se of Canyon Dam. 5097 ft. 1553 Comment
  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
  CAS-BOT-BC205712  Allium platycaule James R. Shevock 1985-5-19 11163 Plumas Northern Sierra Nevada. Plumas National Forest, along forest road 28N01, 2 miles west of Frenchman Reservoir 1800 Comment
  CAS-BOT-BC474088  Allium platycaule Lowell Ahart 1983-7-20 4200 Plumas About 1/4 mile east of the Feather Fork Mine, about 5.5 miles north of La Porte 1800 Comment
  CAS-BOT-BC474092  Allium platycaule W. Harnach; N. Harnach 1990-5-12 289 Plumas Sierra Valley, Wilson brothers ground, south of Marble Lane, on Co. Rd A-23. (the rock pile) 1514 Comment
  SEINET10471992  Allium platycaule Lowell Ahart, Peter Ahart 1983-7-20 Ahart 4200 Plumas Ca. 1/4 mi e of Feather Fork Mine, ca. 5.5 mi n of La Porte. Red Fir Forest; 1800 m. 1800 Comment
  CAS-BOT-BC476719  Allium validum Ahart Lowell 1981-7-21 2960 Plumas Buzzards Roost Ridge, north of Pilot Peak 2000 Comment
  CAS-BOT-BC476720  Allium validum John Thomas Howell 1967-6-23 42701 Plumas Butterfly Valley 1066 Comment
  SEINET10472025  Allium validum Mary Susan Taylor 1982-8-4 Taylor 4917 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
  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
  JEPS95554  Allophyllum integrifolium Lowell Ahart 1994-7-7 7455 Plumas N side of Pacific Crest Trail, Bunker Hill Ridge, about 3/4 air miles SE of Pilot Peak 1828 Comment
  RSA0035828  Allophyllum integrifolium Lowell A. 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-BC171347  Alnus incana subsp. tenuifolia W. R. Dudley 1894-8-30 s.n. Plumas Webber Lake Meadow Comment
  CAS-BOT-BC171348  Alnus incana subsp. tenuifolia John Thomas Howell 1959-9-24 34936 Plumas Butterfly Creek near mouth. Sierra Nevada 914 Comment
  CAS-BOT-BC171351  Alnus incana subsp. tenuifolia John Thomas Howell 1955-7-20 30839 Plumas Mohawk. Sierra Nevada 1371 Comment
  CAS-BOT-BC171367  Alnus incana subsp. tenuifolia Rimo Bacigalupi 1927-7-11 1695 Plumas Grassy Lake Meadows. Gold Lake Region 1889 Comment
  CAS-BOT-BC171368  Alnus incana subsp. tenuifolia Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region Comment
  LA204100  Alnus incana subsp. tenuifolia Joseph Andorfer Ewan; 1934-7-8 8596 Plumas Mohawk Valley, along Middle Fork Feather River at Dentens 1615 Comment
  POM161742  Alnus incana subsp. tenuifolia R. C. Bacigalupi 1927-7-11 1695 Plumas Grassy Lake Meadows. Golden Lake Region. 1890 Comment
  RSA452808  Alnus incana subsp. tenuifolia B. C. Templeton 1967-4-23 10743 Plumas Butterfly Valley, near Quincy. 1067 Comment
  CAS-BOT-BC170699  Alnus rhombifolia A. A. Heller; P. B. Kennedy 1907-7-15 8841 Plumas Near mouth of Little Grizzly creek below Genessee Comment
  SEINET12029703  Alnus tenuifolia W. Knight, Knight, I. 1983-1 4944 Plumas Confluence of North Fork of Feather River & Warner Creek, on road between Chester & Drakesbad 1463 Comment
  UCD55870  Alopecurus aequalis Beecher Crampton 1970-6-25 8634 Plumas Quincy, Spanish Creek just north of town. 1043 Comment
  CAS-BOT-BC137993  Alopecurus geniculatus John Thomas Howell 1961-9-23 36875 Plumas Sierra Nevada. Cooks Creek near Englemine. 1082 Comment
  UCD55898  Alopecurus geniculatus John Thomas Howell 1960-7-22 35882 Plumas Lassen Volcanic National Park. Drakesbad. 1676 Comment
  UCD55909  Alopecurus geniculatus John Thomas Howell; Gordon H. True 1967-7-9 43264 Plumas Sierra Nevada, meadow at Quincy . 1036 Comment
  CHSC94862  Ambrosia acanthicarpa Lowell Ahart 2006-9-21 13341 Plumas On the sides of the paved Rocky Point Road, about 1/2 mile east of Portola. 1487 Comment
  JEPS120755  Ambrosia acanthicarpa Lowell Ahart 2013-9-11 19026 Plumas On the west side of the paved road, on the north side of Antelope Lake, about 1/2 mile west of Antelope Creek, about 16 air miles NE of Taylorsville. Comment
  CHSC110938  Amelanchier alnifolia var. pumila L. P. Janeway 2010-11-15 10219 Plumas Northern High Sierra Nevada. Plumas National Forest; along Road 24N36 along the south side of the Oroville-Quincy Hwy; north side of Grizzly Creek; 0.8 km southwest of Grizzly Creek Campground. 1567 Comment
  CHSC46655  Amelanchier pallida Lowell Ahart 1989-7-2 6338 Plumas On the north side and near the summit of Pilot Peak, about 10 miles north-east of La Porte. 2255 Comment
  CAS-BOT-BC136782  Amelanchier utahensis John Thomas Howell; Gordon H. True 1967-7-11 43339 Plumas Summit ridge of Mt. Hough 2194 Comment
  CAS-BOT-BC136797  Amelanchier utahensis M. B. Kildale 1926-9-11 2790 Plumas Chester 1289 Comment
  CAS-BOT-BC136798  Amelanchier utahensis M. B. Kildale 1926-9-11 2728 Plumas Juniper Lake, Lassen Natl. Forest 2054 Comment
  CHSC110942  Amelanchier utahensis L. P. Janeway 2010-7-3 10084 Plumas Northern High Sierra Nevada. Plumas National Forest; along Road 24N36 along the south side of the Oroville-Quincy Hwy; north side of Grizzly Creek; 0.8 km southwest of Grizzly Creek Campground. 1567 Comment
  CHSC88650  Amelanchier utahensis B. Elliott 2002-6-8 11605 Plumas Plumas National Forest. Kellogg Lake swamp. 1920 Comment
  UC725634  Amelanchier utahensis A. A. Heller 1942-6-5 16506 Plumas s of Almanor (along State Highway 89) Comment
  UC577942  Amsinckia tessellata var. tessellata E. Sawyer 1935-6-14 102 Plumas 3/4 mi w of Sugarloaf 1524 Comment
  JEPS88080  Anaphalis margaritacea Vernon H. Oswald and Lowell Ahart 1996-8-14 8155 Plumas road paralleling creek near Greens Flat (ca. 2 air mi nw of Meadow Valley (on the Oroville-Quincy Hwy)); northern High Sierra Nevada, Spanish Creek 1127 Comment
  CHSC65114  Anemone oregana Vernon H. Oswald; Lowell Ahart 1995-7-24 7104 Plumas High Cascade Range. Caribou Wilderness N of Chester, at the SW end of Indian Mdw. on the trail from Hay Mdw. to Beauty Lake. 1950 Comment
  SD8180  Anemone quinquefolia Mrs. R. M. Austin 1880-1 Plumas Big Meadows Comment
  CHSC63444  Angelica breweri Lowell Ahart 1994-7-28 7530 Plumas North-east of Frenchman Hill, south-west of Bucks Lake. 1706 Comment
  HSC71316  Angelica breweri J. M. DiTomaso 1980-8-28 1950 Plumas 1 mi E of Whitehorse campground, 1/2 mi W of Pacific Coast Trail on Hwy 70, 15 mi W of Quincy 1524 Comment
  CHSC101777  Antennaria argentea Lowell Ahart; John Dittes, Josephine Guardino 2009-6-14 15870 Plumas South and below Forest Road 27N01Y, south of the high cut bank along the road, about 1.3 miles (air) west of Lake Almanor Dam. 1462 Comment
  JEPS105970  Antennaria argentea Lowell Ahart, John Dittes, Josephine Guardino 2004-6-6 10996 Plumas On the bottom of a small drainage, on the north side of the logging road, about 1 1/2 miles (air) south of Lower Taylor Rock, about 7 1/2 miles (air) northeast of Quincy 1517 Comment
  JEPS33939  Antennaria argentea W. L. Jepson 1910-6-15 4130 Plumas Prattville Comment
  RSA39730  Antennaria dimorpha Philip A. Munz 1947-5-16 11820 Plumas 5 Miles north of Chilcoot. 1524 Comment
  CHSC89284  Antennaria geyeri G. F. Hrusa; Kerr, S. Winterton 2004-6-25 16338 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
  UC367133  Antennaria geyeri J. G. Lemmon and wife 1883-7-3 Plumas Indian Valley Comment
  UC176433  Antennaria luzuloides A. A. Heller and P. B. Kennedy 1907-7-5 8737 Plumas Red Clover Valley Comment
  CAS-BOT-BC84650  Anthemis cotula Lowell Ahart 1981-9-6 3072 Plumas 1 1/2 miles SW of Crescent Mills 1200 Comment
  CAS-BOT-BC137708  Anthoxanthum odoratum John Thomas Howell 1975-7-22 51348 Plumas Sierra Nevada. Quincy Junction Road near Quincy. 1036 Comment
  CHSC66654  Anthoxanthum odoratum Vernon H. Oswald; Lowell Ahart 1996-7-15 8052 Plumas Last Chance Marsh at the N end of Lake Almanor, just S of Last Chance Campground of Forest Rd 28N11. 1371 Comment
  HSC93421  Anthoxanthum odoratum Vernon H. Oswald, L. Ahart 1996-7-15 8052 Plumas Last Chance Marsh at the N end of Lake Almanor, just S of Last Chance Campground on FS 28N11 1372 Comment
  SEINET12947967  Antirrhinum breweri A. A. Heller, P. B. Kennedy 1907-1 8835 Plumas Near mouth of Little Grizzly Creek below Genessee. Comment
  CHSC48968  Antirrhinum vexillo-calyculatum subsp. intermedium Vernon Oswald 1984-8-14 1643 Plumas Hwy 70, 21.0 mi n of the Butte-Plumas Co. line. 822 Comment
  JEPS83414  Antirrhinum vexillocalyculatum subsp. intermedium David M. Thompson 1983-7-5 365 Plumas 0.3 mi ne Hwy. 70 intersection with Pulga Road, ne end of bridge (Hwy 70, on n side of road); Pulga Quad. (15', 1957) 487 Comment
  UCD123491  Antirrhinum vexillocalyculatum subsp. intermedium D. Sanchez-Mata; R. Rodriguez-Rojo 1997-8-16 s.n. Plumas French Bar-Caribou. Plumas National Forest. Near North Fork of Feather River. 840 Comment
  CHSC87618  Aphyllon epigalium subsp. epigalium Lowell Ahart; Josephine Guardino 2004-5-24 10948 Plumas About 100 yards north of the railroad, Greenhorn Creek, and Highway 70, about 3/4 mile west of Squirrel Creek, about 7 miles (air) southeast of Quincy. 1186 Comment
  RSA0035826  Apocynum androsaemifolium Lowell A. 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
  UC726467  Apocynum androsaemifolium A. A. Heller 1938-6-14 15157 Plumas near Gray's Flat on State Hwy. 36 Gray's Flat 868 Comment
  RSA71310  Apocynum androsaemifolium subsp. pumilum L. S. Rose 1951-6-29 s.n. Plumas 8 mi. east of Quincy 1220 Comment
  CHSC34867  Apocynum cannabinum M. S. Taylor 1981-7-29 4134 Plumas Jct of Flournoy Grade (25N42) and Beckwourth-Genesee Rd, ca. 3 air mi ne of Genesee. 1127 Comment
  CAS-BOT-BC397883  Aquilegia formosa Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region Comment
  CAS-BOT-BC397884  Aquilegia formosa Mrs. E. C. Sutliffe 1919-8-1 s.n. Plumas Gold Lake Region Comment
  CAS-BOT-BC397891  Aquilegia formosa Lewis S. Rose 1955-7-20 55158 Plumas Mohawk 1371 Comment
  JEPS48664  Aquilegia formosa Esther C. Fritz 1933-7-4 Plumas along rd Spanish Peak 2103 Comment
  UC1125879  Aquilegia formosa G. T. Nordstrom 1934-7-2 163 Plumas 1 mi se Mt. Ararat; Plumas National Forest, Bidwell Bar Quadrangle 1584 Comment
  SEINET5337609  Aquilegia formosa A. A. Heller, P. B. Kennedy 1907-7-15 8847 Plumas Near mouth of Little Grizzly Creek below Genessee. Comment
  HSC22950  Aquilegia formosa var. formosa John Pratt 1970-6-25 42 Plumas 1707 Comment
  JEPS88520  Arabis glabra Vernon H. Oswald and Lowell Ahart 1996-7-15 8029 Plumas e side of arm extending n from the Hwy 36 causeway, s of the point where the road to Last Chance Campground (28N11) begins to parallel lake Lake Almanor; High Cascade Range 1371 Comment
  UC174584  Arabis glabra A. A. Heller and P. B. Kennedy 1907-7-11 8810 Plumas Prattville Comment
  CDA18445  Arabis holboellii var. retrofracta G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-23 3170 Plumas Sierra Nevada; Plumas National Forest. 4.6 miles south of junction Long Valley and Rush Creek Roads, 1402 Comment
  CDA19239  Arabis puberula G. D. Barbe, T. C. Fuller 1982-6-17 3825 Plumas Plumas National Forest; South shore of Frenchman Reservoir (Lake), 0.4 mi E of Frenchman Dam. 1706 Comment
  CAS-BOT-BC409920  Arceuthobium campylopodum John Thomas Howell 1960-7-19 35669 Plumas Lassen Volcanic National Park, Drakesbad 1828 Comment
  RSA609443  Arceuthobium campylopodum Louis C. Wheeler 1958-7-30 7355 Plumas Sierra Nevada: White Pine Chrome Mine, ca. 1/2 mile E of Bottle Springs, South Fork Rock Creek, near Quincy. 1585 Comment
  CAS-BOT-BC409919  Arceuthobium campylopodum John Thomas Howell; Gordon H. True 1967-7-11 43373 Plumas 2 miles SE of Mt. Hough 1828 Comment
  UC1078839  Arceuthobium campylopodum Job Kuijt 1958-5-20 1347 Plumas 7.5 mi w Blairsden 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-BC24206  Arctostaphylos John Thomas Howell; Gordon H. True 1967-5-8 42200 Plumas Along Forest Service Rd. between Butterfly Valley proper and the Butterfly Botanical area Comment
  CAS-BOT-BC24429  Arctostaphylos manzanita Gladys L. Smith 1976-6-7 4607 Plumas S. end of summit ridge, secondary road from Quincy to La porte. 1950 Comment
  CAS-BOT-BC38617  Arctostaphylos mewukka subsp. truei John Thomas Howell 1959-9-21 34778 Plumas N. Fork Feather River near Belden 701 Comment
  JEPS109800  Arctostaphylos mewukka subsp. truei Dean W. Taylor 2004-6-17 19113 Plumas Feather River Canyon, along Highway 70 equidistant between Cresta Dam and Rock Creek 563 Comment
  CAS-BOT-BC40006  Arctostaphylos nevadensis John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-26 54402 Plumas Walker Plain, about 8 miles southwest of Bucks Lake on road to Oroville 1554 Comment
  RSA52905  Arctostaphylos nevadensis R. Weatherby 1950-8-11 1526 Plumas Side of Mt. Elwell, Lakes Basin Area. 2195 Comment
  UC1075706  Arctostaphylos nevadensis Robert J. Weatherby 1955-6-22 1538 Plumas Spanish Peak 2133 Comment
  CAS-BOT-BC40004  Arctostaphylos nevadensis Robert J. Weatherby 1955-6-22 1538 Plumas Spanish Peak 2133 Comment
  CAS-BOT-BC42109  Arctostaphylos patula John Thomas Howell 1975-7-22 51357 Plumas In the Transition Life Zone, 2 miles northwest of Spring Garden 1173 Comment
  CAS-BOT-BC42111  Arctostaphylos patula John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1967-7-10 2167 Plumas Mouth of Butterfly Creek 883 Comment
  JEPS38827  Arctostaphylos patula R. H. Platt 1891-1 Plumas near Prattville Comment
  RSA169407  Arctostaphylos patula L. S. Rose 1963-6-3 63099 Plumas Butterfly Valley, 2 miles W of Keddie. 1189 Comment
  RSA584781  Arctostaphylos patula Gladys L. Smith 1976-6-7 4582 Plumas Secondary road between Route 70 and La Porte 1951 Comment
  SEINET11990943  Arctostaphylos truei W. Knight, Knight, I. 1983-1 4892 Plumas N fork of Feather River watershed, near Injun Jim Campground on US 70 732 Comment
  HSC7751  Arctostaphylos viscida L. S. Rose 1967-5-7 67067 Plumas 3 mi. W of Keddie, Butterfly Valley 945 Comment
  CAS-BOT-BC47069  Arctostaphylos viscida subsp. viscida John Thomas Howell; Gordon True 1967-7-11 43286 Plumas 2 mi. from Quincy Junction on road to Mt. Hough. 1219 Comment
  POM77151  Arctostaphylos viscida subsp. viscida Mary E. P. Ames 1891-02 s.n. Plumas Taylorsville, Indian Valley. Comment
  UCD23330  Arctostaphylos viscida subsp. viscida E. W. Jameson 1948-11-20 s.n. Plumas 4 mi. north of Quincy. 1097 Comment
  UCD52824  Arctostaphylos viscida subsp. viscida E. W. Jameson 1948-11-20 s.n. Plumas 4 mi. north of Quincy. 1097 Comment
  UCD59407  Arctostaphylos viscida subsp. viscida Walter and Irja Knight 1986-2-6 5220 Plumas Between bridge over north fork of Feather River near Pulga and Jarboe Gap. 640 Comment
  UC1552736  Arenaria congesta var. congesta Frederica Bowcutt 1985-6-6 565 Plumas About 1/8 mi n Beckwourth Genesee Road (About 15 air mi ne Quincy 1 mi of Drum Bridge); Plumas National Forest; SW1/4 NE 1/4 Comment
  UC1125771  Arenaria congesta var. suffrutescens E. Sawyer 1935-6-4 64 Plumas 3 3/4 mi ese Beckwith Butte; Sierraville Quadrangle 1493 Comment
  JEPS103546  Arenaria kingii var. glabrescens Lowell Ahart 2002-6-26 9781 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
  SD8171  Arenaria kingii var. glabrescens Mrs. R. M. Austin 1881-1 Plumas American Valley Comment
  CAS-BOT-BC401821  Argemone munita subsp. rotundata L. S. Smith 1927-6-6 2041 Plumas Near Constantia Comment
  UC485812  Arnica H. F. Copeland 1932-8-24 Plumas Drakesbad 1828 Comment
  CAS-BOT-BC82083  Arnica W. Harnach; N. Harnach 1990-6-27 409 Plumas Sierra Valley. Ramelli Ranch (USFS), so of R/R 1554 Comment
  CHSC37030  Arnica chamissonis M. S. Taylor 1982-9-7 5093 Plumas Ramelli Ranch, S side of Feather River, ca. 2 mi W of Beckwourth. 1487 Comment
  CHSC97583  Arnica chamissonis Lowell Ahart; John Dittes 2007-6-17 14199 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
  RSA123409  Arnica cordifolia E. Sawyer 1935-5-22 27 Plumas Sierraville, 1.25 miles NE of Beckwith Butte 1707 Comment
  SEINET6775027 Image available Arnica cordifolia M. J. Williams, E. McPherson 1974-8-5 74 -P-21 Plumas Lake's Basin, near campground 2012 Comment
  CHSC64418  Arnica dealbata B. Castro; G. Kuenster 1994-7-5 522 Plumas On the north end of Mooreville Ridge, ca. 0.75 mi SW of Devil's Gap, on W side of USFS Rd 21N16. Near the western edge of the ridge. 1554 Comment
  JEPS108729  Arnica dealbata Lowell Ahart 2006-7-3 12906 Plumas On Lumpkin Ridge, about 4 miles (air) northeast pf Camp 18, near the west edge of a dry open basalt flat with scattered trees 1527 Comment
  CAS-BOT-BC82497  Arnica discoidea John Thomas Howell; Gordon H. True 1969-6-23 45825 Plumas Middle Fork of the Feather River at Nelson Point 1249 Comment
  RSA755688  Arnica discoidea L. Ahart, John Dittes 2009-7-15 16093 Plumas Under the power line on the south side of Forest Service Road 26N22, about 2.3 air miles southeast of Butt Valley Reservoir Dam. 1518 Comment
  CAS-BOT-BC82512  Arnica discoidea David D. Keck 1932-7-3 1645 Plumas Hillside south of town (forested), Quincy, in the Northern Sierra Nevada 1220 Comment
  UC586858  Arnica discoidea Joseph Andorfer Ewan 1934-7-25 8217 Plumas above, (Gold Lake Rd) Dentens (Blairsden); Sierra Nevada 1524 Comment
  UC1119301  Arnica lanceolata subsp. prima Beryl O. Schreiber 1938-7-10 2531 Plumas 1/4 mi s U. C. Forestry Camp; Bidwell Bar Quad., Meadow Valey 1097 Comment
  CAS-BOT-BC82766  Arnica mollis E. K. Balls 1950-9-1 15607 Plumas east of Long Lake 2133 Comment
  CHSC62414  Arnica nevadensis B. Castro; Robin Ondricek-Fallscheer 1990-6-14 463 Plumas Ca 5.5 air mi S of Bucks Lake and 0.1 mi NE of jcn USFS Rd 23N18 with Rd 23N70, on the slopes above Rd 23N70, in the Arkansas Ravine area. 1554 Comment
  CAS-BOT-BC85061  Arnica parryi Clare B. Hardham 1985-7-31 30133 Plumas Sierra Nevada - Antelope Reservoir 1676 Comment
  SEINET12728722 Image available Artemisia Noah Siegel, Wendy Boes, Chelsea Morgan 2016-1 2016 001 A Plumas Plumas National Forest; Growing along Forest Road 27N57 on saddle between Kettle Rock and Eisenheimer Peak near Taylor Lake. 2190 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
  CAS-BOT-BC90123  Artemisia biennis M. S. Taylor 1982-8-27 5071 Plumas Ramelli Ranch, where Feather River [corsses] crosses RR tracks, ca. 1.5 mi sw of Beckwourth. Portola quad. 1487 Comment
  RSA122481  Artemisia cana C. W. Hanks 1934-9-29 98 Plumas NE of Sierra Valley 1524 Comment
  UC1119351  Artemisia cana subsp. bolanderi C. G. Albertus 1935-8-29 271 Plumas 2 1/2 mi s Bagley Pass; Plumas National Forest, Downieville Quadrangle Comment
  JEPS88399  Artemisia douglasiana Vernon H. Oswald and Lowell Ahart 1996-7-15 8022 Plumas Lake Almanor High Cascade Range (e side of arm of Lake extending n from the Hwy 36 causeway, s of point where the road to Last Chance Campground (28N11) begins to parallel lake) 1371 Comment
  SDSU6180  Artemisia douglasiana R. M. Beauchamp 1965-7-17 Plumas Growing in area beside Feather River 1/2 mile north of Chester. Comment
  SDSU6186  Artemisia douglasiana D. F. Howe 1960-9-21 2990 Plumas 6 miles north of Greenville on #89. 1219 Comment
  CHSC51250  Artemisia tridentata Lowell Ahart 1990-9-19 6596 Plumas On the north side of Bird Creek, about 1/2 mile south of the Cleghorn Bar Road, about 3 miles north-west of Pilot Peak. 1737 Comment
  CHSC92128  Artemisia tridentata subsp. tridentata Lowell Ahart; John Dittes 2005-9-19 12414 Plumas Along the east side of a good dirt road, about 1 1/2 miles east of Kettle Rock about 1 1/2 miles southeast of Taylor Lake. 2007 Comment
  SEINET252470 Image available Artemisia tridentata subsp. tridentata Leila M. Shultz, Heather Garrison 2006-1 20320 Plumas Between Quicy and Reno, ca. 2 miles west of Vinton on south-facing slope. 1513 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
  RSA169467  Asarum lemmonii L. S. Rose 1963-6-3 s.n. Plumas Butterfly Valley, 2 mi SW of Keddie 1189 Comment
  SBBG32408  Asarum lemmonii L. S. Rose 1968-6-11 68109 Plumas Butterfly Valley, 4 mi S of Keddie 1036 Comment
  UC485737  Asclepias cordifolia H. E. and S. T. Parks June, 1928 226 Plumas Drakesbad Lassen National Park Comment
  SEINET3158544  Asclepias fascicularis E. K. Balls 1950-9-14 sn Plumas Indian Creek, 1.5 mi. northeast of junction with Hwy 24 along Hwy 89 914 Comment
  CAS-BOT-BC69591  Aspidotis densa Clarence R. Quick 1952-6-29 52 -79 Plumas Summit road between belden and Humbug Valley. 1486 Comment
  CAS-BOT-BC97463  Aster W. Harnach; N. Harnach 1990-6-13 368 Plumas Sierra Valley, Ramelli Ranch (USFS) 1487 Comment
  CAS-BOT-BC97475  Aster James T. Vale 1980-9-21 s.n. Plumas Road to Antelope Reservoir Comment
  RSA712638  Aster breweri L. P. Janeway, B. Castro 2005-9-11 8546 Plumas Northern High Sierra Nevada. Near the Pacific Crest Trail abut 0.6 km north of Three Lakes 1899 Comment
  CHSC105678  Aster integrifolius Lowell Ahart 2010-10-21 17305 Plumas About 100 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
  SEINET10474434  Aster integrifolius Mary Susan Taylor 1982-8-30 Taylor 5077 Plumas T27N R11E sw sec 35. Kettle Rock quad. S end of Taylor Lake, ca. 6 air mi ne of Taylorsville. Riparian edge of Montane Coniferous Forest; 6900 ft. 2103 Comment
  UCR88745  Aster occidentalis G. Sommers 1976-7-29 201 Plumas Marble Hot Springs, Sierra Valley Marsh Comment
  JEPS87576  Astragalus bolanderi Lowell Ahart 1994-6-29 7420 Plumas e Frenchman Hill (e of Oroville Quincy Highway, sw of Bucks Lake); sw of Bucks Lake, e of Frenchman Hill 1828 Comment
  UC1075717  Astragalus bolanderi Robert J. Weatherby 1955-7-26 1664 Plumas granitic gravel on ridge n Spanish Peak; ridge n of Spanish Peak 2103 Comment
  CAS-BOT-BC186855  Astragalus gibbsii A. A. Heller; P. B. Kennedy 1907-7-16 8868 Plumas Grade between Genessee [Genesee] Valley and Summit Comment
  CHSC57427  Astragalus lentiformis L. P. Janeway; Garrett Gibson 1991-6-20 4052 Plumas Plumas National Forest. 3 1/2 mi southwest of Portola, ca 1/3 mi west of Middle Fork Feather River and ca 300 ft east of Hwy 70. 1484 Comment
  JEPS113615  Astragalus lentiformis Lowell Ahart, John Dittes 2007-6-16 14123 Plumas West of a smalll 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
  RSA726292  Astragalus lentiformis L. Ahart, John Dittes 2007-6-16 14123 Plumas West of a small stream, on the south side of County Road 111 (Beckwourth Gensee Road), 10 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1648 Comment
  CAS-BOT-BC193045  Astragalus purshii var. tinctus L. P. Janeway 1992-5-14 4183 Plumas North side of Dotta Neck in Dotta Canyon along road on northeast side of the canyon 1712 Comment
  NY658907  Astragalus webberi M. E. P. Ames s.n. Plumas [Indian Valley]. Comment
  UC1732069  Astragalus webberi James D. Jokerst 1985-6-10 22410 Plumas Indian Creek Small Hydro Survey. Upper edge of reconstruction zone of Hwy 70 Comment
  UC334806  Astragalus webberi unknown April 1879 Plumas Indian and Sierra Valleys Comment
  UC185193  Athyrium distentifolium var. americanum Mrs. Carlotta C. Hall 1912-7-11 9341 Plumas Long Lake 2042 Comment
  CAS-BOT-BC69501  Athyrium filix-femina var. californicum Lowell Ahart 1980-9-17 2653 Plumas Near lake, 1/2 mi. w. of Fowler Pk. 487 Comment
  JEPS114946  Athyrium filix-femina var. cyclosorum Lowell Ahart 2008-8-14 15208 Plumas In 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
  CAS-BOT-BC17608  Athysanus pusillus John Thomas Howell 1951-6-28 27670 Plumas Sierra Nevada. Jamison Creek. 1584 Comment
  CAS-BOT-BC66241  Azolla mexicana John Thomas Howell 1959-9-21 34825 Plumas Crescent Mills 1066 Comment
  SD9158  Balsamorhiza deltoidea Daniel Cleveland 1882-7-24 Plumas Big Meadows Comment
  CAS-BOT-BC106453  Balsamorhiza hookeri Elizabeth McClintock; Wayne Roderick 1968-5-19 s.n. Plumas East of Beckwourth 1524 Comment
  CAS-BOT-BC106454  Balsamorhiza hookeri L. P. Janeway 1990-6-7 3704 Plumas Plumas National Forest, Bechwourth Ranger District - Mt. Ingalls quad, Forested flat on N side of Long Valley ca 1/2 mi. E 1371 Comment
  RSA121104  Balsamorhiza hookeri E. Sawyer 1935-5-21 3 Plumas 3/4 mile WSW of Beckwith. 1494 Comment
  JEPS115219  Barbarea orthoceras Lowell Ahart, John Dittes, Josephine Guardino 2009-7-22 16156 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
  CAS-BOT-BC102166  Bidens cernua Walter Knight; Irja Knight; James Vale; Keith Wagnon 1983-9-13 4933 Plumas Border of west shore of Lake Almanor 1366 Comment
  CAS-BOT-BC102057  Bidens frondosa Lowell Ahart 1981-9-6 3103 Plumas 1 1/2 miles SW of Crescent Mills 1200 Comment
  SEINET7379381 Image available Blepharipappus scaber W. Harnach, N. Harnach 1989-5-27 118 Plumas Sierra Valley. Turnoff of Marble Lane and Co. Rd. A-23 1490 Comment
  CAS-BOT-BC16869  Boechera Lowell Ahart 1989-7-2 6341 Plumas On the northwest side and near the summit of Pilot Peak, about 10 miles northeast of La Porte. 2255 Comment
  RSA0125492  Boechera W. I. Follett 1946-5-24 s.n. Plumas Chip Creek. Comment
  CAS-BOT-BC16025  Boechera breweri subsp. breweri John Thomas Howell 1967-6-23 42735 Plumas Sierra Nevada. Lewisia Rock 3.5 miles southwest of Belden, Feather River Canyon. 609 Comment
  CAS-BOT-BC16184  Boechera davidsonii Lowell Ahart 1983-8-17 4330 Plumas South of Onion Valley, near the Quincy La Porte Road, west of Pilot Peak, about 11 miles northeast of La Porte. 2000 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-BC13856  Boechera inyoensis M. S. Taylor 1982-7-21 4893 Plumas Ca. 5 miles southeast of Quincy. Around south end of Bachs Creek Ridge. 1752 Comment
  SFV10380  Boechera pinetorum M. L. Vincent 1968-6-10 858 Plumas Sierra Nevada 1.5 miles south of Rock Creek Dam on North Fork Feather River. 685 Comment
  CHSC104754  Boechera platysperma L. P. Janeway 2010-8-19 10169 Plumas Northern High Sierra Nevada. Plumas National Forest; uppermost (northeastern) end of Lumpkin Ridge, 1.6 air km northwest of the Little Grass Valley Reservoir dam; along Road 22N86Y 1.0 km southwest of Road 22N27 (Lumpkin Road). On ridgetop and southeast-facing slope. 1797 Comment
  CHSC21724  Boechera platysperma F. T. Griggs; A. Pass 1975-7-23 243 Plumas Cape Lake. 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
  CAS-BOT-BC14534  Boechera puberula G. D. Barbe 1982-6-9 3654 Plumas Plumas National Forest. Southeast and below Thompson Peak, overlooking Honey Lake Valley. 2057 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
  UC1351716  Boechera rectissima L. Constance and T. I. Chuang 1969-7-11 3876 Plumas 7.3 mi se Quincy (on road to Blairsden (Highways 70 & 89)) 1280 Comment
  CAS-BOT-BC25718  Boechera sparsiflora John Thomas Howell 1962-6-17 37696 Plumas Sierra Nevada. Portola. 1463 Comment
  CAS-BOT-BC25726  Boechera sparsiflora Anna Head 1920-6-6 s.n. Plumas Feather River Region. Camp Rodgers. 701 Comment
  CHSC72308  Boechera sparsiflora L. P. Janeway; Glenn Clifton 1998-7-9 5735 Plumas Thompson Peak, just east of the fire lookout tower and near the top. 2331 Comment
  CHSC97025  Boechera sparsiflora Susan Bazell; Gerry Ingco 2007-6-9 52 Plumas Along Caribou Fisherman's Trail which begins at far side of power plant in old town of Caribou at end of Caribou Rd, off Hwy 70. 944 Comment
  SEINET3166404  Boechera sparsiflora P. J. Alexander 2009-5-25 1042 -A Plumas East slope of the northern Sierra Nevada, S side of Frenchman Reservoir, 0.1 miles ENE of the center of the dam, 7.2 miles NNW of Chilcoot, Plumas National Forest. 1725 Comment
  UC118081  Boechera sparsiflora Mrs. R. M. Austin 1880-1 Plumas Big Meadows Comment
  CAS-BOT-BC25722  Boechera sparsiflora Clare B. Hardham 1961-6-16 7442 Plumas Diamond Peak. Lassen. Comment
  CAS-BOT-BC25724  Boechera sparsiflora W. I. Follett 1946-5-24 s.n. Plumas Chip Creek. Comment
  CAS-BOT-BC478471  Boisduvalia John Thomas Howell 1961-9-25 36946 Plumas Feather River bed, Portola 1478 Comment
  RSA59568  Boisduvalia densiflora var. densiflora Verne Grant, Alva Grant 1950-7-11 8927 Plumas North of Greenville near junction of Almanor and Susanville roads Comment
  SD9250  Botrychium multifidum Mrs. R. M. Austin 1876-1 Plumas Comment
  CHSC82538  Botrychium simplex var. compositum Lowell Ahart; John Dittes 2002-6-17 9728 Plumas In meadow, about 150 yards south of the road, about 3/4 mile (air) 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. 1716 Comment
  JEPS114952  Botrychium simplex var. compositum Lowell Ahart 2008-7-16 15106 Plumas Open basalt area in forest, in a small meadow, about 220 yards southeast of the intersection to Lumpkin Ridge Road and the road to Tamarack Flat, about one mile northwest of the Dam (Little Grass Valley Reservoir), about 4 miles (air) northwest of La Port 1744 Comment
  UC1127179  Boykinia major A. E. Wieslander 1927-7-10 13 Plumas meadow below Silver Lake; Bidwell Bar Quad., below Silver Lake Comment
  UCD102596  Boykinia major Jim McHenry 1992-6-1 s.n. Plumas location unknown. 1615 Comment
  JEPS124511 Image available Brasenia schreberi Brad Davidson 1973-7-19 Plumas Plumas National Forest, Butterfly Valley. Comment
  CAS-BOT-BC127711  Brickellia greenei Lowell Ahart 1986-9-10 5393 Plumas Along the South Fork of the Feather River, about 3/4 mile east of the Feather Fork Mine, about 9 miles north-east of La Porte 1706 Comment
  SEINET10474493  Brickellia greenei Mary Susan Taylor 1981-7-18 Taylor 4057 Plumas T25N R7E nw/nw sec 4, Almanor SW quad. On steep rocky to talus serpentine, N side of Caribou Rd, ca. 3 mi NE of its jct with Hwy 70 near Belden; 2800 ft elev. 853 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
  PASA502  Brodiaea hyacinthina Margaret Stason 1932-6-22 445 Plumas Camp Ground, Lake Almanor Comment
  CAS-BOT-BC149315  Bromus carinatus var. carinatus John Thomas Howell 1961-9-23 36899 Plumas Sierra Nevada. Crescent Mills. 1066 Comment
  CAS-BOT-BC149321  Bromus carinatus var. carinatus John Thomas Howell; Gordon H. True 1967-7-11 43375 Plumas Sierra Nevada. Meadow at Quincy. 1036 Comment
  CAS-BOT-BC148705  Bromus carinatus var. marginatus Hans Leschke 1955-8-30 s.n. Plumas Lassen Volcanic National Park. Near Sulphur Works entrance station. 2133 Comment
  CAS-BOT-BC148747  Bromus carinatus var. marginatus John Thomas Howell 1951-6-28 27657 Plumas Sierra Nevada. Johnsville. 1584 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
  UCD59120  Bromus carinatus var. marginatus John Thomas Howell 1960-7-23 35931 Plumas Lassen Volcanic National Park. Drakesbad. 1676 Comment
  CAS-BOT-BC148748  Bromus carinatus var. marginatus L. Whitney 1933-9-20 s.n. Plumas Near Willow Creek northeast Plumas National Forest. 1920 Comment
  JEPS114921  Bromus ciliatus Lowell Ahart 2008-7-16 15075 Plumas Forest floor, edge of a seep, east of a small meadow (swamp), about 100 yards north of the paved road, about 1/4 mile west of the bridge where the South Fork of the Feather River flows into Little Grass Valley Reservoir, about 2 1/2 miles (air) north of L 1597 Comment
  JEPS115939  Bromus ciliatus Lowell Ahart, John Dittes 2009-7-13 16038 Plumas On damp to wet soil, seep, on the north side of Forest Service Road 27N28, headwater of Clear Creek, about 2.0 miles (air) north of Butt Valley Reservoir Dam, about 3 miles (air) southwest of Lake Almanor Reservoir Dam 1476 Comment
  UCD58435  Bromus commutatus Lewis S. Rose 1968-6-10 68087 Plumas Quincy. 1036 Comment
  UCD58436  Bromus commutatus M. S. Taylor 1982-7-8 4804 Plumas S side of Feather River. Ca. 1 mile SW of Beckwourth on Ramelli Ranch. Ca. 1/4 mile E of Calpine Rd. (109). 1487 Comment
  CAS-BOT-BC155057  Bromus hordeaceus Mary S. Clemens 1920-6-10 s.n. Plumas Greenville. Comment
  CHSC101947  Bromus orcuttianus Lowell Ahart; John Dittes 2009-7-13 16037 Plumas On dry soil, on the east 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
  JEPS115941  Bromus orcuttianus Lowell Ahart, John Dittes 2009-7-13 16037 Plumas On dry soil, on the east 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
  CAS-BOT-BC161353  Bromus tectorum Clare B. Hardham 1970-8-9 17716 EE Plumas Road to Thompson Peak Lookout. 2133 Comment
  CAS-BOT-BC161354  Bromus tectorum Walter Knight; Irja Knight 1967-5-22 1893 Plumas Butterfly Botanical Area and Vicinity. Butterfly Canyon. 1066 Comment
  CAS-BOT-BC161362  Bromus tectorum Hatton; Jardine; Cayot 1914-9-12 117 Plumas Plumas Forest. Mohawk Valley. 1371 Comment
  CDA12088  Bromus tectorum G. F. Hrusa, G. L. Webster 1989-5-1 7021 Plumas Modoc Plateau; Beckwourth Pass approx. 3 miles E of Vinton on Hwy 70-at the Plumas/Lassen County line. Comment
  SEINET190971 Image available Bromus tectorum A. A. Beetle 1941-6-28 2773 Plumas West side of Lake Almanor. Comment
  UCD57242  Calamagrostis koelerioides D. Sanchez-Mata; P. Rodrigues-Rojo 1997-8-16 s.n. Plumas Serpentine Canyon, Plumas National Forest, Rich Bar-Virgilia. 800 Comment
  CHSC115060  Calamagrostis rubescens Don Lepley 2013-7-7 Plumas Lassen National Forest, Almanor Ranger District. Near north side of Road 26N08 less than a mile from Grizzly Creek, on northeast flank of a shoulder between Soda and Grizzly Creeks. 1363 Comment
  CHSC112575  Calandrinia ciliata B. Castro; L. P. Janeway 2007-6-7 1629 Plumas Northern High Sierra Nevada. NE side of lower Thompson Valley 1.25 mi N of the mouth of McReynolds Creek at Red Clover Creek. Just W of channel of Thompson Creek, downstream of small rock dam, ca 300 ft below edge of open Ponderosa-Jeffrey pine forest. 1670 Comment
  CHSC81358  Callitriche hermaphroditica Lowell Ahart 2001-9-18 9281 Plumas In shallow water of Freeman Creek, on the strand of Lake Davis. 1761 Comment
  CHSC84948  Calocedrus decurrens Lowell Ahart 2003-10-15 10636 Plumas On the east side of Forest Road 22N94E, about 50 yards 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. 1583 Comment
  UC139978  Calocedrus decurrens Mrs. R. M. Austin Sep 1896 Plumas Butterfly Valley Comment
  CAS-BOT-BC85757  Calocedrus decurrens John Thomas Howell 1960-7-20 35752 Plumas Lassen Volcanic National Park, Boiling Springs Lake 1798 Comment
  CHSC91745  Calochortus coeruleus G. Douglas Barbe; T. C. Fuller, J. T. Howell 1981-6-25 3322 Plumas Sierra Nevada. 2.8 miles north-northeast of Engle Mine townsite on Diamond Mountain Road, between the road and Lights Creek. 1341 Comment
  POM147067  Calochortus coeruleus Alice Eastwood 1927-6-11 14456 Plumas Forest Lodge, near Greenville. Comment
  SBBG15285  Calochortus coeruleus H. and M. Dearing 1938-7-1 2257 Plumas near Lake Almanor Comment
  CAS-BOT-BC487771  Calochortus coeruleus John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54285 Plumas About 1.3 miles southeast of Mt. Hough on the road to Quincy, Sierra Nevada 2042 Comment
  SEINET10469582  Calochortus coeruleus Mary Susan Taylor 1982-5-26 Taylor 4537 Plumas T23N R10E nw/nw sec 12. Spring Garden quad. Both sides of Fells Creek Rd - 23N22, 4.0 mi w of Lee Summit, ca. 2 air mi sw of Sloat. 4400 ft. Mixed Coniferous Forest. 1341 Comment
  CHSC2444  Calochortus leichtlinii R. Carter 1965-7-6 27 I Plumas Found ca. 7 mi. W of Bucks Lake on Oroville-Quincy Rd. at Frenchman's Hill, on S side of Rd, ca. 30 yds. SSW of Frenchman's Hill sign. 1767 Comment
  CHSC33601  Calochortus leichtlinii M. S. Taylor; M. Foster 1981-6-8 3871 Plumas N side of 24N08, just n of its jct with 25N93, half way between Bagley Pass and Red Clover Valley, ca. 1.5 air mi n of w end of Lake Davis. 1706 Comment
  CHSC60162  Calochortus leichtlinii L. P. Janeway 1992-7-10 4259 Plumas Plumas National Forest. About 0.5 mi northeast of the top of Grizzly Ridge in upper drainage of Joseph Creek. 2090 Comment
  HSC101684  Calochortus leichtlinii Dillon North Davis 2013-6-10 13 Plumas 9.8 miles south on FS Road 25N17 from intersection with Highway 70. Comment
  UC917350  Calochortus leichtlinii J. M. Tucker 1948-7-24 1722 Plumas near road from Cascade to Camel Peak 1615 Comment
  JEPS61698  Calochortus minimus Esther C. Fritz 1933-7-15 Plumas Spanish Peak 2133 Comment
  CAS-BOT-BC483476  Calochortus minimus Mary Strong Clemens 1920-6-28 s.n. Plumas Quincy Comment
  CAS-BOT-BC483481  Calochortus minimus E. D. Merrill 1929-7-13 s.n. Plumas Silver Lake 1828 Comment
  UC1134506  Calochortus nudus F. W. Embree 1934-6-12 99 Plumas w end Haskins Valley; Plumas National Forest, Bidwell Bar Quad. 1615 Comment
  CAS-BOT-BC175764  Caltha leptosepala Mrs. H. C. Cantelow 1938-7-4 2306 Plumas S. side of Soda Creek, Drakesbad Comment
  CAS-BOT-BC90968  Calycanthus occidentalis Hatton; Cayot 1914-9-12 s.n. Plumas Plumas Forest. Cascade Valley. 1219 Comment
  CHSC82479  Calyptridium umbellatum Lowell Ahart 2002-6-26 9778 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
  SD46711  Calyptridium umbellatum Robert J. Weatherby 1955-6-22 1540 Plumas Spanish Peak 2135 Comment
  UC367228  Calystegia malacophylla subsp. malacophylla unknown Aug 1874 Plumas Indian Valley Indian Valley (on hills) Comment
  CDA14132  Calystegia occidentalis subsp. occidentalis G. F. Hrusa 1997-5-3 13822 Plumas Sierra Nevada; W side of Rattlesnake Creek, immed. S of Hwy 70 approx. 15 mi. E of Quincy. Comment
  RSA699251  Calystegia occidentalis subsp. occidentalis L. Ahart 2004-6-6 10998 Plumas On the north side of the logging road, about 1 1/2 miles (air) south of Lower Taylor Rock, about 7 1/2 miles (air) northeast of Quincy. 1518 Comment
  POM181053  Calystegia occidentalis var. tomentella A. A. Heller, P. B. Kennedy, A. H. Heller 1907-7-15 s.n. Plumas Near mouth of Little Grizzly Creek below Genessee. Comment
  CAS-BOT-BC496989  Camassia leichtlinii subsp. suksdorfii John Thomas Howell; T. C. Fuller; G. D. Barbe 1966-7-28 54386 Plumas Boggy slope 0.25 miles east of Bucks Summit on road to Quincy 1670 Comment
  SEINET10905132  Camassia leichtlinii subsp. suksdorfii Mary Susan Taylor, M. Foster 1981-6-3 Taylor 3849 Plumas T24N R12E nw sec 25, Grizzly Valley quad; W side of 24N10, ca. 1/4 mi S of Grizzly Creek crossing 24N10, ca. 8 mi NW of Portola; elevation ca. 5800 ft. 1768 Comment
  CHSC75415  Camassia quamash subsp. breviflora Vernon H. Oswald 1999-5-26 9730 Plumas Rest Area on Hwy. 89 between Hwy. 36 and Prattville on the south side of Lake Almanor. 1389 Comment
  RSA369199  Camassia quamash subsp. breviflora George Willet 1935-6-4 s.n. Plumas Vinton Comment
  UCD138361  Camassia quamash subsp. breviflora Les Berry 1956-5-29 s.n. Plumas between Beckwourth and Vinton, Sierra Valley. 1935 Comment
  POM257257  Camissonia tanacetifolia subsp. tanacetifolia H. L. Mason 1924-6-15 1037 Plumas Graeagle - near Blairsden. Comment
  JEPS11732  Campanula prenanthoides W. L. Jepson 1939-7-29 19274 Plumas Spring Hill Trail Meadow Valley 1219 Comment
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Mar 30 2016
  SEINET10462881  Campanula prenanthoides Austin AUSTIN 307 ? Plumas BADGER HILL Comment
  SEINET10463011  Campanula prenanthoides Stern 1975-7-24 STERN 5872 Plumas East shore of Lake Almanor 1372 Comment
  JEPS107715  Capsella bursa-pastoris Lowell Ahart, John Dittes 2005-9-19 12416 Plumas Along the west side of a good dirt road, about 1 1/4 miles east of Kettle Rock, about 1 1/4 miles southeast of Taylor Lake 1998 Comment
  RSA101463  Cardamine breweri R. Weatherby 1955-7-2 1575 Plumas Creek below Bear Ridge. Near Taylor Lake. 1982 Comment
  CHSC87813  Cardamine breweri var. breweri Lowell Ahart; John Dittes, Josephine Guardino, Robert Schlising 2004-6-14 11065 Plumas On the margins of a very small stream, in a large meadow, on the south side of the dirt road (Forest 24N10), about 1/4 mile west of Cow Creek, west of Lake Davis, about 9 1/4 miles northeast of Slote. 1796 Comment
  CAS-BOT-BC38089  Cardamine pachystigma Walter Knight; Irja Knight; John Thomas Howell; Gordon H. True 1967-5-8 1788 Plumas Butterfly Botanical Area and Vicinity. Mouth of Butterfly Creek. 883 Comment
  CAS-BOT-BC38090  Cardamine pachystigma Walter Knight; Irja Knight; John Thomas Howell; Gordon H. True 1967-5-8 1788 Plumas Butterfly Botanical Area and Vicinity. Mouth of Butterfly Creek. 1036 Comment
  CAS-BOT-BC18346  Carex Clare B. Hardham 1961-6-15 7407 Plumas Sierra Nevada. 3.3 miles southeast of east Quincy. Comment
  CAS-BOT-BC18357  Carex John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-26 54396 Plumas Sierra Nevada. 0.3 miles southwest of Bucks Summit on road to Bucks Lake. 1645 Comment
  CAS-BOT-BC18367  Carex W. Harnach; N. Harnach 1990-5-12 301 Plumas Sierra Valley. Correco Canyon. On road to the east of old home site. 1706 Comment
  CHSC97388  Carex amplifolia Jenny Marr; Craig Carter 2006-5-29 239 Plumas Cascade Range High. Plants collected at the southern boundary of Lassen Park adjacent Willow Lake. 1676 Comment
  CAS-BOT-BC17928  Carex angustata A. A. Heller; P. B. Kennedy 1907-7-9 8784 Plumas Prattville. Comment
  CHSC53559  Carex angustata L. P. Janeway 1990-6-11 3784 Plumas Plumas National Forest. Halfway between Paradise Cr and Emigrant Cr, and ca 2/3 mi S of Little Grizzly Cr. 1874 Comment
  CAS-BOT-BC17930  Carex angustata Mrs. H. C. Cantelow 1938-7-4 2275 Plumas Drakesbad Meadow. Comment
  CAS-BOT-BC19725  Carex athrostachya John Thomas Howell 1951-6-27 27591 Plumas Sierra Nevada. McRae Meadow. 1981 Comment
  CHSC84895  Carex athrostachya L. P. Janeway; B. Castro 2003-9-6 7981 Plumas High Cascade Range. Near un-named lake split by the Caribou Wilderness Area boundary, 2.4 km west of Hay Meadow. 2057 Comment
  OBI49290  Carex athrostachya Lewis S. Rose 1932-9-5 32617 Plumas Jamison Lake 1890 Comment
  SEINET3898186  Carex athrostachya Lewis S. Rose 1967-7-9 67143 Plumas Quincy.; 0 1036 Comment
  SEINET4289848 Image available Carex athrostachya L. Ahart, Dittes, J; Guardino, J 2009-1 15879 Plumas 300 yards southwest of the Boat Ramp, about 300 yards north of Lake Almanor Dam. Comment
  SEINET11634876  Carex athrostachya Unknown 1985-1 5099 Plumas ca 4.25 mi NE of La Port, Little Grass Valley Lake, where South Fork of the Feather River flows in 1585 Comment
  JEPS95376  Carex aurea Lowell Ahart 1994-6-17 7347 Plumas E side of Sly Creek, 1 mi N of Schwartz Meadow, 1 mi E of Sly Creek Reservoir 1097 Comment
  CDA33024  Carex aurea G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-25 3324 Plumas 2.8 miles north-northeast of the Engle Mine town-site on the Diamond Mountain Road, between the road and Lights Creek. Comment
  CHSC97288  Carex bolanderi Lowell Ahart; John Dittes, Josephine Guardino 2007-8-10 14457 Plumas About 10 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
  JEPS107600  Carex bolanderi Lowell Ahart, Josephine Guardino 2005-8-10 12319 Plumas South of a small wet meadow, south of a small branch of Lights Creek, east side of Forest Road 27N54, about 5 1/2 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake 1821 Comment
  CHSC53569  Carex brainerdii L. P. Janeway 1987-5-28 2103 Plumas Along Hwy 36 0.2 mi E of turn to N Shore Lake Almanor and Almanor Peninsula. 1493 Comment
  CAS-BOT-BC110186  Carex buxbaumii Walter Knight; Irja Knight; John Thomas Howell 1966-7-27 1430 Plumas Butterfly Botanical Area and Vicinity. At southwest end of Pond reservoir. 1097 Comment
  UC1594690  Carex canescens Vernon H. Oswald, Lowell Ahart, Linnea Hanson, Lawrence Janeway and Joan Reynolds 1992-7-1 5039 Plumas via Gold Lake Forest Hwy. (County Rd. 519) ca 5 mi (air) ssw Graeagle (w end Grass Lake, located just w of Lakes Basin Campground); Grass Lake 1926 Comment
  CHSC78722  Carex capitata L. P. Janeway 2000-7-7 6891 Plumas Northern High Sierra Nevada. At Kanaka Flat, on north side of Maple Flat, upper drainage of Spanish Creek. 1579 Comment
  CAS-BOT-BC34407  Carex cusickii John Thomas Howell 1967-6-23 42711 Plumas Sierra Nevada. Butterfly Valley. 1036 Comment
  CHSC112384  Carex cusickii L. P. Janeway 2014-7-16 11547 Plumas Northern High Sierra Nevada. Plumas National Forest; Happy Valley, about 6.4 air-km northeast of Cromberg; along Long Valley Creek in the middle of Happy Valley. 1719 Comment
  JEPS87736  Carex deweyana subsp. leptopoda Lowell Ahart 1994-6-17 7359 Plumas about 1 mi n Schwartz Meadow (about 1 mi e Sly Creek Reservoir, on the e side of Sly Creek); Sly Creek 1097 Comment
  UC570209  Carex douglasii E. Sawyer 1935-7-12 286 Plumas 3 1/2 mi e Beckwith Butte; Sierraville Quadrangle 1493 Comment
  CAS-BOT-BC20054  Carex echinata Hans Leschke 1954-7-3 s.n. Plumas Lassen Volcanic National Monument. Northern border of swamp north of Willow Lake. 1661 Comment
  CHSC58180  Carex echinata subsp. echinata Vernon H. Oswald 1992-6-18 5004 Plumas Lassen Volcanic National Park. Corner of park on S side of Warner Valley Rd. between Lee and Kelly camps. 1597 Comment
  CAS-BOT-BC20117  Carex feta John Thomas Howell 1926-7-26 2132 Plumas Near Prattville. 1371 Comment
  CDA17778  Carex feta G. D. Barbe, T. C. Fuller 1982-6-14 3689 Plumas Sierra Nevada; Chevron Station at west end of Quincy, Hwy 70 and Lawrence Street. 1036 Comment
  CAS-BOT-BC20693  Carex fracta John Thomas Howell 1960-7-19 35676 Plumas Lassen Volcanic National Park. Drakesbad. 1828 Comment
  CHSC99978  Carex geyeri L. P. Janeway; Matt Simenc 2008-9-10 9590 Plumas Northern High Sierra Nevada. Along the ridge between Washington Creek and Winters Creek; 1.0 km south of Middle Fork Feather River; 3/4 km north-northwest of Finger Board. 1564 Comment
  UC1042350  Carex gigas John Thomas Howell 1951-6-26 27535 Plumas Feather River Canyon Sierra Nevada 853 Comment
  JEPS120104  Carex hassei Lowell Ahart 2012-7-1 18263 Plumas About 1/4 mile east of Caribou Road, about 3 1/2 miles (air) northeast of Belden. Comment
  CDA13994  Carex heteroneura G. F. Hrusa, T. D. Wilfred 1996-8-1 13452 Plumas Sierra Nevada; about Brady's Camp. Pine Creek Valley, ~ 1/2 mi. NE Argentine Rock. Comment
  CHSC56887  Carex heteroneura var. heteroneura L. P. Janeway 1991-8-3 4112 Plumas Plumas National Forest. Northeasterly drainage into Freeman Creek 2 mi west of Smith Peak and below 'Five Points. 1981 Comment
  CHSC76323  Carex heteroneura var. heteroneura G. F. Hrusa; B. Smith, T. D. Wilfred 1996-7-16 13263 Plumas Northern California, Sierra Nevada, Plumas National Forest. Along Bull Run Creek off USFS 23N12E. [Original lat./long. on label is '39 54 N; 120 38 W']. 1950 Comment
  CHSC55557  Carex hoodii L. P. Janeway 1990-7-2 3750 Plumas Plumas National Forest. 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
  CHSC48076  Carex integra L. P. Janeway 1984-7-13 903 Plumas Southwest of Bucks Lake near Grizzly Cr campground. 1584 Comment
  CHSC116379  Carex jonesii Sara M. Taylor; Scott Batiuk 2012-7-18 47 Plumas Quaking Fen, 720 m east of Mill Creek trail. From trailhead walk ~2 miles north on trail and then head east 720 m at a bearing of 260 degrees to fen. UTM zone 10, NAD 83, 4423791 N, 655253 E. 1940 Comment
  CHSC62166  Carex laeviculmis L. P. Janeway 1993-8-14 4527 Plumas Plumas National Forest. Along Road 24N29Y, ca 0.2 mi north of Haskins Creek and ca 1/6 mi southeast of Bucks Lake. 1691 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
  CHSC44257  Carex lasiocarpa V. Oswald; L. Ahart 1988-8-4 3679 Plumas Willow Lake located se of Drakesbad just s of the boundary of Lassen Volcanic National Park. Located on the n side of the lake. 1676 Comment
  UC1584580  Carex lasiocarpa Dean W. Taylor 1990-8-20 11466 Plumas along a minor unnamed tributary, Little Willow Lake Lassen Volcanic National Park, Reading Peak 7 1/2' quad. 1844 Comment
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Jun 8 2006
  CHSC78726  Carex lemmonii L. P. Janeway 2000-7-7 6882 Plumas Northern High Sierra Nevada. Drainage bottom at head of an upper northern branch of Spanish Creek, about 1.1 km northeast of Maple Flat. 1609 Comment
  JEPS95361  Carex lemmonii Lowell Ahart 1994-6-17 7348 Plumas E side of Sly Creek, 1 mi N of Schwartz Meadow, 1 mi E of Sly Creek Reservoir 1097 Comment
  SD130940  Carex lemmonii L. S. Rose 1967-6-12 67111 Plumas Sierra Nevada; Butterfly Valley. 1096 Comment
  CHSC100343  Carex lenticularis var. impressa Lowell Ahart 2008-8-14 15204 Plumas Wet meadow area with a small stream, just northwest of the culvert, on the northwest side 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
  SEINET3450854  Carex lenticularis var. impressa Unknown 2003-7-18 10433 Plumas La Porte, La Porte, about 5 air miles northwest, about 2 air miles northwest of Little Grass Valley Reservoir dam, about 1 mile southeast of Tamarack Flat, about 0.75 miles west of Lumpkin Ridge Road, east side of the road 1750 Comment
  CAS-BOT-BC28513  Carex lenticularis var. lipocarpa Lewis S. Rose 1944-7-10 44041 Plumas Quail Lake, 3 mi W of Chambers Lodge. Lake Tahoe 2133 Comment
  CHSC87986  Carex luzulifolia Lowell Ahart; John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11156 Plumas Edge of a small seep, in a small meadow, on the north side of a forest road, about 1/4 mile north of Taylor rock, about 1 mile (air) southwest of Grizzly Peak, about 5 miles (air) south of Taylorsville, about 8 miles (air) northeast of Quincy. 2139 Comment
  SEINET7485495 Image available Carex luzulina F. J. Hermann 1955-1 11954 Plumas Bluff Falls Camp, Lassen Volcanic National park 2286 Comment
  CHSC96051  Carex mariposana L. P. Janeway 2006-9-9 8876 Plumas High Cascade Range. Near end of Road 29N02Y, 0.8 km southwest of confluence of Panther Creek and North Arm Rice Creek; 1.2 km northeast of Blue Lake. 1932 Comment
  JEPS125846  Carex microptera Dean W. Taylor 2001-8-1 17860 Plumas Spring at N base of Pilot Peak, ca 10 air miles S of Quincy, along Forest Road 22N84X about 0.2 miles N of the Pilot Mine site. Comment
  CHSC68377  Carex multicaulis L. P. Janeway 1996-6-4 4986 Plumas 0.5 mi northeast of Deer Creek and 2.0 mi south of Spanish Creek; north side of logging spur road 0.6 mi east of Road 24N23X. 1318 Comment
  CAS-BOT-BC32068  Carex multicaulis John Thomas Howell; Gordon H. True 1967-5-7 42185 Plumas Injin Jim Campground at confluence of Granite Creek and North Fork of Feather River. 609 Comment
  CAS-BOT-BC32071  Carex multicaulis John Thomas Howell; R. C. Barneby 1954-5-14 29555 Plumas 2 mi E of Blairsden 1493 Comment
  CAS-BOT-BC32227  Carex multicostata John Thomas Howell 1960-7-20 35732 Plumas Boiling Springs Lake to Drakesbad. 1828 Comment
  CHSC109841  Carex multicostata L. P. Janeway 2012-8-8 11049 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
  CHSC85995  Carex multicostata L. P. Janeway 2003-7-19 7910 Plumas High Cascade Range. At the end-of-the-road trailhead parking for trail to Little Willow Lake; 200 m southeast of Little Willow Lake. 1853 Comment
  RSA517299  Carex multicostata Barbara Ertter, Gary Schoolcraft 1987-6-17 7204 Plumas Ca. 1.5 air miles N of Chester. 1372 Comment
  CHSC57140  Carex nebrascensis L. P. Janeway 1991-8-4 4127 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
  CHSC88942  Carex nebrascensis L. P. Janeway 2004-8-22 8316 Plumas Northern High Sierra Nevada. Along Crocker Creek 0.4 km north of Crocker Meadow. 1731 Comment
  SEINET7568662 Image available Carex nebrascensis L. P. Janeway 2004-8-22 8316 Plumas Crocker Mtn 7.5' quad. Northern High Sierra Nevada. Along Crocker Creek 0.4 km north of Crocker Meadow. 1731 Comment
  CAS-BOT-BC119860  Carex nebrascensis D. H. Esplin; R. K. Gierisch 1968-10-3 8 Plumas Crocker guard Sta, horse pasture. 1737 Comment
  CAS-BOT-BC119522  Carex nudata John Thomas Howell; Gordon H. True; Walter Knight; Irja Knight 1969-6-24 2452 Plumas Butterfly and Spanish Creeks, from water's edge near near confluence. 883 Comment
  JEPS25927  Carex nudata W. L. Jepson 1918-8-16 8024 Plumas Clover Creek 1584 Comment
  SEINET10850493  Carex nudata David Castaner 1984-5-28 Castaner 857 Plumas Indian Creek Falls. Junction Highways 70 & 89. Stream side. Comment
  SEINET4292061 Image available Carex pachycarpa L. Janeway, Castro, B 2006-1 8882 Plumas High Cascade Rangs. About 100 m east of Jedidiah Colter Lake (between Blue Lake and North Arm Rice Creek). Reading Peak 7.5' quad. Comment
  SEINET4292062 Image available Carex pachycarpa Unknown 2003-1 7910 Plumas High Cascade Range. At the end-of-the-road trailhead parking for trail to Little Willow Lake; 200 m southeast of Little Willow Lake. Reading Peak 7.5' quad. Comment
  CHSC92204  Carex pachystachya Lowell Ahart; Josephine Guardino 2005-8-9 12270 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
  CHSC112125  Carex pellita L. P. Janeway 2014-7-16 11548 Plumas Northern High Sierra Nevada. Plumas National Forest. Happy Valley, about 6.4 air-km northeast of Cromberg; along Long Valley Creek in the middle of Happy Valley. 1719 Comment
  CHSC98248  Carex pellita Allison Sanger 2002-9-9 Plumas Lassen National Forest. Near the North Fork Feather River at Locherman Canyon Outdoor Classroom. 1536 Comment
  CHSC47350  Carex rossii L. P. Janeway 1989-6-9 3275 Plumas Plumas National Forest. Southwest side of Red Clover Valley. 1691 Comment
  JEPS127328  Carex rossii Lowell Ahart 2016-6-29 21052 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
  RSA0079805  Carex rossii John Thomas Howell 1960-7-17 35490 Plumas Drakesbad. Lassen Volcanic National Park. 1677 Comment
  SEINET10818096  Carex rostrata Mary Susan Taylor 1982-7-12 Taylor 4819 Plumas T23N R11E sw1/4 sec 21. Blue Nose Mt quad. Abundant in wet montane meadow in McRae Meadow, ca. 6 mi w of Mohawk. With Trifolium repens, Geum macrophyllum. 1890 Comment
  CHSC102008  Carex scabriuscula L. P. Janeway; B. Castro 2009-8-29 9943 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
  CHSC98302  Carex scabriuscula L. P. Janeway 2007-6-3 9028 Plumas Near top of eastern end of Red Mountain, near Road 23N69 0.7 mi northwest of the 18 Road. 1890 Comment
  UCD69265  Carex scabriuscula D. Sanchez-Mata; D. Sanchez-Mata and P. Rodriguez-Rojo 1997-8-16 s.n. Plumas Rich Bar-Virgilia. Plumas National Forest. Serpentine Canyon. 800 Comment
  SEINET7574995 Image available Carex scopulorum var. bracteosa L. P. Janeway 2003-9-20 7994 Plumas Northern High Sierra Nevada. In cirque 0.15 km southwest (up-drainage) of Hellgramite Lake; northeast side of Sierra Nevada crest; Lakes Basin Recreation Area. Gold Lake 7.5' quad. 2115 Comment
  CHSC118662  Carex sheldonii Chelsea Morgan 2015-7-11 2015027 Plumas Plumas National Forest. Located along Willow Creek, west of 28N31A. UTM 700625 E, 4456827 N, NAD83 Zone 10N. 1675 Comment
  CDA19275  Carex simulata G. D. Barbe, T. C. Fuller 1982-6-17 3861 Plumas Plumas National Forest; Frenchman Lake. 2 mi N of Turkey Pt Fishing Access; 1706 Comment
  CDA17790  Carex simulata G. D. Barbe, T. C. Fuller 1982-6-17 3864 a Plumas Frenchman Lake Region; 2 miles N of Turkey Point Fishing Access; shore of N arm of the lake. 1706 Comment
  CHSC84902  Carex spectabilis L. P. Janeway 2003-9-20 7999 Plumas Northern High Sierra Nevada. At meadow and shallow pond complex in cirque 0.15 km southwest (up-drainage) of Hellgramite Lake; northeast side of Sierra Nevada crest; Lakes Basin Recreation Area. 2115 Comment
  CAS-BOT-BC117367  Carex stipata var. stipata Walter Knight; Irja Knight 1966-6-18 1347 Plumas Butterfly Valley. 1036 Comment
  CAS-BOT-BC117368  Carex stipata var. stipata Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1532 Plumas Butterfly Botanical Area. North of Pond Reservoir. 1097 Comment
  CAS-BOT-BC115996  Carex subfusca John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-22 54116 Plumas 10.6 mi NE of La Porte on road to Quincy. 1889 Comment
  CHSC112376  Carex subfusca L. P. Janeway 2014-7-16 11546 Plumas Northern High Sierra Nevada. Plumas National Forest; Happy Valley, about 6.4 air-km northeast of Cromberg; along Long Valley creek in the middle of Happy valley. Comment
  CHSC55449  Carex subfusca L. P. Janeway 1989-6-15 3319 Plumas Plumas National Forest. Pond across road from springy slope; jct Beckwourth-Genesee Rd (rd 111) and rd 24N49Y; N corner of Crocker Valley. 1730 Comment
  CHSC89749  Carex subfusca L. P. Janeway; Robert F. C. Naczi 2004-7-24 8186 Plumas High Cascade Range. Large willow meadow along a western tributary of Butt Creek, 2.4 air km north of Humboldt Summit. South edge of the meadow. 1740 Comment
  HSC7174  Carex subfusca L. S. Rose 1968-6-10 68085 Plumas Quincy Meadow 1037 Comment
  JEPS107625  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
  SEINET4292054 Image available Carex subfusca L. Janeway, Naczi, R 2004-1 8186 Plumas High Cascade Range. Large willow meadow along a western tributary of Butt Creek, 2.4 air km north of Humboldt Summit South edge of the meadow. Comment
  UC1133467  Carex subfusca G. T. Nordstrom 1934-7-2 165 Plumas 1 mi se Mt. Ararat; Plumas National Forest, Bidwell Bar Quadrangle 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
  JEPS107717  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
  CHSC40413  Carex vesicaria Lowell Ahart 1985-7-11 5124 Plumas Below the high water line of Little Grass Valley Reservoir, where the South Fork of the Feather River flows into the lake, about 4 1/4 miles northeast of La Porte. 1584 Comment
  SEINET10748597  Carex vesicaria Mary Susan Taylor 1982-8-11 Taylor 5109 Plumas T26N R9E ne1/4 sec 22. Greenvill quad. Abundant on s end of Round Valley Reservoir, ca. 4 mi s of Greenville. 1372 Comment
  UC532221  Carex vesicaria Herbert F. Copeland 1934-7-9 Plumas just over Butte County line (Hidden Lake) 2133 Comment
  CHSC47148  Carex whitneyi L. P. Janeway 1989-6-8 3274 Plumas Plumas National Forest. Near Jackson Cr, just E of Feather River Hwy (hwy 70/89) ca 1000 ft E of Jackson Cr campground. 1402 Comment
  CHSC96321  Carex whitneyi L. P. Janeway; B. Castro 2006-9-9 8877 Plumas High Cascade Range. Near end of Road 29N02Y, 0.8 km southwest of confluence of Panther Creek and North Arm Rice Creek; 1.2 km northeast of Blue Lake. 1932 Comment
  CAS-BOT-BC114937  Carex whitneyi L. P. Janeway 1990-7-3 3757 Plumas Near Paradise Creek about 1/4 mi S of Little Grizzly Creek. 1813 Comment
  CAS-BOT-BC114938  Carex whitneyi L. P. Janeway 1990-7-18 3804 Plumas Near Emigrant Creek 1/4 mi N of the crest of Grizzly Ridge. 2103 Comment
  CAS-BOT-BC114940  Carex whitneyi Mrs. H. C. Cantelow 1938-7-4 2278 Plumas Meadow at Drakesbad. Comment
  CHSC21713  Castilleja F. T. Griggs; A. Pass 1975-7-8 111 Plumas Buck's Lake Forest Service Survey. Comment
  CAS-BOT-BC248952  Castilleja Francis W. Pennell 1940-6-10 25800 Plumas Route 89, West of Almanor 1493 Comment
  CAS-BOT-BC249007  Castilleja David D. Keck 1932-7-3 1646 Plumas Quincy, in the Northern Sierra Nevada 1220 Comment
  CAS-BOT-BC249008  Castilleja John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54220 Plumas About 5 miles southeast of Mt. Hough on the road to Quincy 1584 Comment
  CAS-BOT-BC249011  Castilleja Mayer; Brink 1975-7-24 s.n. Plumas Bucks Lake area Comment
  CAS-BOT-BC249710  Castilleja applegatei subsp. pinetorum Alice Eastwood 1927-6-1 s.n. Plumas Forest Lodge, Greenville. United States Forest Reserve Comment
  CAS-BOT-BC249729  Castilleja applegatei subsp. pinetorum David D. Keck 1930-7-24 959 Plumas Halfway between Chester and Westwood 1465 Comment
  CAS-BOT-BC249749  Castilleja applegatei subsp. pinetorum John Thomas Howell 1951-6-27 27626 Plumas Jamison Creek 1828 Comment
  CHSC34755  Castilleja applegatei subsp. pinetorum M. S. Taylor 1981-8-19 4214 Plumas S side of rd 23N10, 0.5 mi e of Bell Creek, ca. 1 mi w of Sloat. 1341 Comment
  JEPS123965  Castilleja applegatei subsp. pinetorum Lowell Ahart 2015-7-4 20291 Plumas About1 1/2 mile north of the intersection of Lumpkin Ridge Road and road to Little Grass Valley Reservoir, about 2 1/2 miles (air) north of Little Grass Valley Reservoir Dam. Comment
  JEPS81447  Castilleja applegatei subsp. pinetorum M. S. Taylor 1982-5-7 4421 Plumas 0.8 mi n Crystal Peak/Adams Peark road junction (e side of 24N51X, ca 7 air mi n of Chilcook, on ridge e of Frenchman Lake); Frenchman Lake Quad. 1889 Comment
  SEINET10964361  Castilleja arachnoidea Mary Susan Taylor 1982-8-18 Taylor 5013 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
  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
  UC886450  Castilleja campestris subsp. campestris Mrs. A. L. Coombs 1906-1 Plumas Prattville Comment
  JEPS74945  Castilleja campestris subsp. campestris T. I. and F. M. Chuang 1975-7-24 7558 Plumas ca 6 mi nw Loyalton (along Harriet Lane, 4.3 mi n Harriet Lane junction with Route 49) 1463 Comment
  UCD19569  Castilleja lacera Gerald Dickinson 1963-7-1 64 Plumas in flat, grassy area along Hwy. 89. Seven miles NW of Canyon Dam. 1097 Comment
  CHSC34072  Castilleja miniata M. S. Taylor 1981-7-17 4023 Plumas Within 1/4 mi of Bear Lakes trailhead, Riparian Woodland, Lakes Basin, ca. 6 air mi s of Mohawk. 1950 Comment
  JEPS9764  Castilleja miniata W. L. Jepson 1910-6-15 4129 Plumas Prattville 1310 Comment
  RSA59586  Castilleja miniata E. K. Balls 1950-9-1 15668 Plumas East of Long Lake, meadow leading down to two smaller lakes. 2134 Comment
  SEINET10549613  Castilleja miniata Mary Susan Taylor 1982-8-5 Taylor 4937 Plumas T25N R10E ne sec 8. Greenville SW quad. Around Crystal Lake, just below Mt Hough, ca. 7 air mi nne of Quincy. 6700 ft. 2042 Comment
  CHSC116234  Castilleja miniata subsp. miniata Lowell Ahart 2015-7-4 20286 Plumas On the west side of the paved road, about 1/2 mile north of the intersection of Lumpkin Ridge Road and road to Little Grass Valley Reservoir, about 1 1/2 miles (air) north of Little Grass Valley Reservoir dam. 1731 Comment
  CHSC63475  Castilleja miniata subsp. miniata Lowell Ahart 1994-7-22 7487 Plumas South of the Pacific Crest Trail, on the north side of Mount Etna. 1981 Comment
  JEPS102354  Castilleja miniata subsp. miniata Lowell Ahart 2001-7-19 8946 Plumas about 2 1/2 air miles SE of Pilot Peak (Hopkins Creek, about 100 yds. NW of East Branch, about 1/2 air miles S of Turkey Town) 1828 Comment
  CHSC28395  Castilleja pilosa J. D. Jokerst 1979-7-8 284 Plumas N. W. slope of Ben Lomond Peak. 1828 Comment
  UC1075647  Castilleja pilosa Robert J. Weatherby 1950-8-11 1509 Plumas trail to Long Lake Boathouse; Lakes Basin Area 1981 Comment
  SEINET14164078  Castilleja pilosa var. pilosa A. A. Heller, P. B. Kennedy 1907-7-5 8747 Plumas Red Clover Valley. Comment
  CHSC116157  Castilleja tenuis Lowell Ahart 2015-7-4 20275 Plumas About 110 yards south of the paved road to Tamarack Flat, about 1/2 mile west of the intersection of Lumpkin Ridge Road and road to Tamarack Flat, about 1 1/2 miles (air) northwest of Little Grass Valley Reservoir dam. 1712 Comment
  CHSC43561  Castilleja tenuis Lowell Ahart 1970-6-25 56 Plumas About 1/2 mile east of the Feather Fork Mine, about 6 miles north of La Porte. 1828 Comment
  CHSC91906  Castilleja tenuis Lowell Ahart; Josephine Guardino 2005-8-9 12252 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
  CHSC97602  Castilleja tenuis Lowell Ahart; John Dittes 2007-6-16 14127 Plumas Gravel bars along a small stream, on the south side of County Road 111 (Beckwourth Genesee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1647 Comment
  JEPS106309  Castilleja tenuis Lowell Ahart, John Dittes, Josephine Guardino, Robert Schlising 2004-6-14 11052 Plumas On the north side of a small meadow, about 50 yards north of the dirt road, road goes to Lake Davis, about 1/2 mile west of Lake Davis, about 11 1/2 miles (air) northeast of Slote 1777 Comment
  SEINET14173695  Castilleja tenuis A. A. Heller, P. B. Kennedy 1907-7-6 8757 Plumas Red Clover Valley. Comment
  UC1523791  Castilleja tenuis Gary Schoolcraft 1981-6-17 467 Plumas w of Portola 1493 Comment
  JEPS82979  Ceanothus Toni Fauver 1984-5-13 227 Plumas Caribou rd to Humbug Valley Feather River 1371 Comment
  SEINET13946231 Image available Ceanothus Joseph Andorfer Ewan 1934-1 8289 Plumas near Sierra Co. Line and Gold Lake road 1829 Comment
  CHSC101775  Ceanothus cordulatus Lowell Ahart; John Dittes, Josephine Guardino 2009-6-14 15868 Plumas East of Forest Road 27N01Y, about 1.3 miles (air) west of Lake Almanor Dam. 1462 Comment
  CAS-BOT-BC50732  Ceanothus integerrimus John Thomas Howell 1973-7-9 49718 Plumas Sierra Nevada - Round Valley 1371 Comment
  CAS-BOT-BC50734  Ceanothus integerrimus John Thomas Howell 1975-7-22 51376 Plumas Sierra Nevada - 2 miles northwest of Spring Garden 1173 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
  CAS-BOT-BC63333  Ceanothus prostratus W. B. Stevens 1922-7-3 s.n. Plumas Salmon Lake. Comment
  CAS-BOT-BC63367  Ceanothus prostratus Alice Eastwood 1927-6-15 14594 Plumas On trail to Long Valley. United States Forest Reserve. Comment
  CHSC64832  Ceanothus velutinus var. velutinus Vernon H. Oswald 1995-6-24 6904 Plumas Hwy. 36 at the w end of the causeway over Lake Almanor, just e of Chester. 1371 Comment
  UC1071470  Ceanothus velutinus var. velutinus F. W. Embree 1934-6-12 100 Plumas 1 mile W of Bucks Ranch 1615 Comment
  SD8795  Centaurea melitensis R. M. Austin 1879-1 Plumas Big Meadows Comment
  CHSC54355  Cerastium arvense L. P. Janeway 1991-5-9 3927 Plumas Inner canyon of North Fork Feather River, along and above Hwy 70; 1.2 mi east of Rodgers Flat and 2.0 mi east of Chambers Creek. 655 Comment
  JEPS107784  Cerastium arvense Lowell Ahart, Richard Rabeler, Lawrence Janeway, Linnea Hanson 2005-4-20 11751 Plumas On the south side of Highway 70, about 200 yards southwest of Grizzly Creek, about 1 1/2 miles northeast of the Arch Rock Shady Rest Area 484 Comment
  CHSC64828  Cerastium fontanum subsp. vulgare Vernon H. Oswald 1995-6-24 6912 Plumas High Cascade Range. Unnamed creek crossing the road to Last Chance Campground (FS 28N11), 2.5 mi (odometer) n of Hwy. 36. Streamside meadow on the e side of the road. 1371 Comment
  JEPS51364  Cerastium fontanum subsp. vulgare W. L. Jepson 1939-8-4 19334 Plumas Meadow Valley, Rock Creek 1219 Comment
  CHSC44145  Ceratophyllum demersum V. Oswald; L. Ahart 1988-8-4 3674 Plumas Willow Lake located se of Drakesbad just s of the boundary of Lassen Volcanic National Park. S side of the lake. 1676 Comment
  CAS-BOT-BC207379  Cercis occidentalis Bonnie Templeton 1967-4-24 s.n. Plumas Feather River Canyon, near Storrie. Comment
  JEPS126475  Cercocarpus ledifolius var. intermontanus Jillian Pastick, Lillie Pennington, Andrea Stuemsky 2015-8-13 CA 350 -059 Plumas 395 S to Hallelujah junction, left turn to Loyalton, left at Antelope Valley Road, take road ~20 mi., turn left at unnamed road, drive up mountain. Comment
  CAS-BOT-BC276720  Chaenactis douglasii var. douglasii R. C. Wenk 2009-7-13 1117 Plumas Plumas National Forest, Frenchman Lake, Little Last Chance Creek Road, 1.2 air miles WNW of reservoir dam 1750 Comment
  CHSC89471  Chaenactis douglasii var. douglasii Jenny Marr 1994-7-11 202 Plumas Located in the Quincy District of the Plumas National Forest, SE of North Fork Campground. 1005 Comment
  CHSC53175  Chamaesaracha nana L. P. Janeway 1989-6-13 3300 Plumas Plumas National Forest. Forest along southerly side of Red Clover Valley. 1688 Comment
  CHSC97585  Chamaesyce serpillifolia subsp. serpillifolia Lowell Ahart; John Dittes 2007-6-17 14207 Plumas Gravel bar along Red Clover Creek, about 30 yards east of County Road 111 (Beckwourth Genesee Road), about 1/4 mile east of Bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1654 Comment
  JEPS125726  Chamaesyce serpillifolia subsp. serpillifolia William Harnach 2015-8-6 1438 Plumas 4.85 miles West of Vinton on Highway 70. Comment
  JEPS113424  Chamerion angustifolium subsp. circumvagum Lowell Ahart, John Dittes 2007-8-9 14429 Plumas About 50 yards west of the poor dirt road, west slope of Mount Ingalls, about 6 miles (air) northwest of the north end of Lake Davis 2551 Comment
  CHSC117444  Cheilanthes gracillima Lowell Ahart 2016-6-29 21060 Plumas 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. 1857 Comment
  SEINET11720502  Cheilanthes gracillima R. M. Austin n d s.n. Plumas Crescent Mills Comment
  CHSC95027  Chenopodium album Lowell Ahart 2006-10-23 13471 Plumas On the west side of Slate Creek (there is a large gravel flat caused by the dam), where the road ends, about 50 yards north of the dam across Slate Creek, about 1/8 mile northeast of Scales Road, about 5 1/2 miles (air) northeast or Strawberry Valley. 1281 Comment
  CDA2989  Chenopodium album var. album J. T. Howell 1959-9-26 35047 Plumas Near Keddie. Comment
  RSA88569  Chenopodium berlandieri var. zschackei J. T. Howell 1951-8-19 28179 Plumas Greenville. 1098 Comment
  RSA60225  Chenopodium botrys E. K. Balls 1950-9-7 15699 Plumas 4.4 miles W of Mohawk Ranger Station, Hwy 24 between Cromberg and Portola. Comment
  CAS-BOT-BC451341  Chimaphila menziesii John Thomas Howell 1960-7-22 35895 Plumas Lassen Volcanic National Park, Devil's Kitche3n to Drakesbad 1828 Comment
  CAS-BOT-BC36259  Chrysolepis sempervirens John Thomas Howell; Gordon H. True 1973-7-31 50099 Plumas Canadian Zone Forest, summit ridge of Thompson Peak, Diamond Range 2194 Comment
  UC1135240  Chrysolepis sempervirens C. G. Albertus 1935-8-2 244 Plumas 3 mi ne Blue Nose; Plumas National Forest, Downieville Quad. 1828 Comment
  UC566216  Chrysolepis sempervirens G. T. Nordstrom 1934-7-3 185 Plumas 1 1/4 mi sw of Mount Ararat 1645 Comment
  UCR88746  Chrysopsis villosa J. T. Howell 1977-8-11 52670 Plumas Canyon of Little Last Chance Creek, between Chilcoot & Frenchmans Reservoir 1677 Comment
  POM125954  Chrysothamnus parryi subsp. nevadensis I. M. Johnston 1919-9-2 2184 Plumas Keddie, open bench about the W. Pac. Station 982 Comment
  UC595085  Chrysothamnus viscidiflorus subsp. viscidiflorus David D. Keck 1938-8-9 4902 Plumas 0.5 mi e of town Beckwith; Sierra Valley, Beckwith (Beckwourth) 1501 Comment
  POM82471  Cicuta douglasii Marcus E. Jones 1897-7-5 s.n. Plumas Prattville. 1372 Comment
  CHSC113894  Cinna latifolia Lowell Ahart 2014-8-31 19808 Plumas Around rocks in an unnamed drainage, on the west side of Black Rock Cree, 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
  CHSC35931  Circaea alpina subsp. pacifica M. S. Taylor 1982-6-23 4714 Plumas Along creek (tributary to Middle Creek), on s side of Peoria Creek Rd (23N10), 1.7 mi w of its jct with 23N50Y, ca. 3 air mi sw of Sloat. 1402 Comment
  CHSC97303  Circaea alpina subsp. pacifica Lowell Ahart; John Dittes, Josephine Guardino 2007-8-10 14473 Plumas About 100 yards south of Beckwourth Gensee Road, there is a small quarry east of a poor road, the meadow and stream, about 2 miles (air) north of the north end of Lake Davis. 1761 Comment
  JEPS116104  Circaea alpina subsp. pacifica Lowell Ahart, John Dittes 2009-7-28 16197 Plumas On wet soil and humus, seeps, slope northwest of mine, west (above) Forest Service Road 27N28Y, 2.9 miles (air) northwest of Butt Valley Reservoir Dam 1581 Comment
  HSC93208  Circaea alpina subsp. pacifica Vernon H. Oswald, L. Ahart 1966-8-14 8152 Plumas High Sierra Nevada, NE of La Porte on the La Porte-Quincy Rd. 3.1 mi. N of the Rd. to Johnsville, 1 mi. S of the S fork of the Feather River 1921 Comment
  CAS-BOT-BC289622  Cirsium andersonii A. A. Heller; P. B. Kennedy 1907-7-18 8881 Plumas Grade between Beckwith and Red Clover Valley Comment
  CHSC77191  Cirsium andersonii G. Schoolcraft 1997-8-6 Plumas S of Red Rock Lookout, Diamond Mtn. area. Roadside. 1965 Comment
  CHSC81346  Cirsium arvense Lowell Ahart 2001-9-18 9272 Plumas About 100 feet north of the pond, Butterfly Valley, about 5 miles (air) northwest of Quicy. 1104 Comment
  CAS-BOT-BC284416  Cirsium arvense John Thomas Howell; Gordon H. True 1973-7-31 50138 Plumas On road from Janesville to Thompson Peak, Diamond Range, Sierra Nevada 1905 Comment
  CAS-BOT-BC278089  Cirsium douglasii var. breweri John Thomas Howell 1959-9-22 34860 Plumas Drakesbad 1737 Comment
  CAS-BOT-BC285545  Cirsium occidentale var. candidissimum H. Albert Barker 1926-7-11 126 Plumas Feather River - Blairsden 1371 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
  UC1276070  Cirsium ochrocentrum var. ochrocentrum T. C. Fuller 1959-10-2 3230 Plumas 7.3 mi s Vinton (Loyalton-Vinton Rd. just n of co. line) Comment
  CAS-BOT-BC286453  Cirsium scariosum John Thomas Howell 1960-7-24 35982 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  SDSU3800  Cirsium vulgare D. F. Howe 1959-8-2 2781 Plumas Meadow at Quincy. 1067 Comment
  CAS-BOT-BC228910  Cistanthe umbellata Mrs. A. L. Coombs 1906-1-1 s.n. Plumas Prattville Comment
  CAS-BOT-BC160921  Clarkia amoena subsp. amoena Henry A. Kloppenburg 1928-5-19 433 Plumas Plumas National Forest. Belden 701 Comment
  CAS-BOT-BC163169  Clarkia lassenensis John Thomas Howell 1967-6-23 42717 Plumas Canyon of the East Branch of the Feather River 2 miles east of Twain Comment
  CHSC101488  Clarkia mildrediae subsp. mildrediae Samantha Mackey Hillaire 2008-6-17 1257 Plumas Transmission line openings and roadcuts in lower montane coniferous forest (brushy and grassy area). Between T24N, R06E, Tract 37, NW1/4 of NW1/4 and S03, SE1/4 of SW1/4. Elevation 2200-2400 feet. 701 Comment
  RSA755317  Clarkia mildrediae subsp. mildrediae Samantha Hillaire 2008-6-9 1255 Plumas Plumas National Forest, Rock Creek area. Along powerlines and access roads. Comment
  CAS-BOT-BC163859  Clarkia purpurea subsp. quadrivulnera John Thomas Howell; Gordon H. True 1967-7-9 43272 Plumas Meadow at Quincy 1036 Comment
  CAS-BOT-BC164925  Clarkia rhomboidea A. A. Heller; P. B. Kennedy 1907-7-4 8720 Plumas Ridge east of Red Clover Valley Comment
  SBBG18807  Clarkia rhomboidea C. B. Hardham 1961-6-15 73891 Plumas N of Quincy, jct of Indian Crk and Feather River 1219 Comment
  UC1075695  Clarkia rhomboidea Robert J. Weatherby 1955-6-25 1542 Plumas Quincy Ranger Station, USFS 1066 Comment
  CDA15031  Clarkia stellata G. F. Hrusa 1997-5-3 13840 Plumas Sierra Nevada; 2.5 mi. E of Spring Garden on Hwy 70, and 0.5 mi. S of Estray Ck. Comment
  RSA0059949  Clarkia stellata G. Fred Hrusa 1997-5-30 13840 Plumas Sierra Nevada: 2.5 miles east of Spring Garden on Highway 70, and 0.5 mile south of Estray Creek 1540 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
  CAS-BOT-BC443635  Claytonia perfoliata subsp. perfoliata Lewis S. Rose 1963-6-3 63110 Plumas Butterfly Valley, 2 mi. sw. of Keddie 1036 Comment
  CDA15385  Claytonia rubra subsp. rubra G. F. Hrusa 1997-5-3 13839 Plumas Sierra Nevada; 2.5 mi. E of Spring Garden on Hwy 70, and 0.5 m. S of Estray Ck. Comment
  CAS-BOT-BC443802  Claytonia rubra subsp. rubra Anna Head 1921-6-21 s.n. Plumas Campbells Hot Springs, Feather River Region Comment
  UC422871  Clintonia uniflora H. M. Hall June 1912 Plumas Spanish Peak, Toll Gate Spanish Peak; Sierra Nevada Mountains, , Toll Gate Comment
  CDA11853  Collinsia parviflora G. F. Hrusa, E. Sandoval 1993-5-3 11141 Plumas Vicinity; Snake Lake, south of Quincy. Comment
  SEINET3840860  Collinsia parviflora G. Douglas Barbe, Thomas C. Fuller 1982-6-17 3829 Plumas South shore of Frenchman Reservoir, 0.4 miles east of Frenchman Dam, USGS Quadrangle: Frenchman Lake 7.5 1700 Comment
  UC138692  Collinsia parviflora Mrs. A. L. Coombs 1902-7-7 Plumas Prattville Comment
  UCD40297  Collinsia parviflora Rodney Gale Myatt 1971-6-13 737 Plumas 1 mile below Layman Road, north of Ouincy, and on the north side of Hwy 70. 1036 Comment
  CDA9339  Collinsia torreyi D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-2 6 .303 Plumas Above Little Grass Lake on West side. Comment
  CHSC65125  Collinsia torreyi var. wrightii Vernon H. Oswald; Lowell Ahart 1995-7-24 7118 Plumas high Cascade Range. N of Chester on Forest Road 30N25 (to Hay Mdw. Trailhead), 0.5 mi NW of Forest Route 10. 1920 Comment
  CHSC44312  Collomia grandiflora Lowell Ahart 1974-7-30 566 Plumas About 1/2 mile north of the Bunker Hill Mone, about 12 miles north-east of La Porte. 1828 Comment
  CHSC53691  Collomia grandiflora L. P. Janeway 1989-7-19 3499 Plumas Plumas National Forest. Along SW side of Red Clover Valley; 0.2 mi SW of Beckwourth-Genesee Rd (rd 111) 11.7 mi from Beckwourth. Edge of forest. 1676 Comment
  CHSC84436  Collomia grandiflora Lowell Ahart 2003-8-18 10519 Plumas On both sides of Beckwourth Calpine Road, about 3 miles south of Beckwourth, Sierra Valley. 1482 Comment
  JEPS123999  Collomia grandiflora Lowell Ahart 2015-7-4 20284 Plumas About 1/2 mile north of the intersection of Lumpkin Ridge Road and road to Little Grass Valley Reservoir, about 1 1/2 miles (air) north of Little Grass Valley Reservoir Dam. Comment
  RSA71943  Collomia tinctoria F. W. Peirson 1932-7-19 10350 Plumas Feather River near Chester 1463 Comment
  JEPS108985  Conyza canadensis Lowell Ahart 2006-10-8 13400 Plumas On the west bank of Chips Creek, south 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
  CHSC63303  Corallorhiza maculata Lowell Ahart 1994-6-17 7361 Plumas On the west side of Sly Creek, about 100 yards south of the locked gate, about 1 mile east of Sly Creek Reservoir. 1097 Comment
  SEINET12076133  Corallorhiza maculata Unknown 1965-1 249 Plumas E side of Oroville-Quincy Rd, 3.05 mi N of Buckeye Water Hole, ca 10 ft from road 1219 Comment
  HSC22911  Cordylanthus pilosus John Pratt 1970-7-11 72 Plumas 1677 Comment
  CHSC42097  Cordylanthus tenuis subsp. tenuis Lowell Ahart 1986-7-25 5377 Plumas About 1 1/2 miles west of Swamill Flat, about 4 1/2 miles west of Finger Board, about 7 miles north-west of Pilot Peak. 1767 Comment
  JEPS113517  Cordylanthus tenuis subsp. tenuis Lowell Ahart, John Dittes, Josephine Guardino 2007-8-10 14468 Plumas About 60 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
  CAS-BOT-BC209721  Cornus John Thomas Howell 1977-6-21 52379 Plumas Seneca 1097 Comment
  CAS-BOT-BC210320  Cornus sericea John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54286 Plumas On China Grade, 1.4 miles south of Taylorsville 1402 Comment
  CHSC21077  Cornus sericea subsp. sericea F. T. Griggs; A. Pass 1975-7-2 44 Plumas Buck's Lake Forest Service Survey. Comment
  JEPS115110  Cornus sericea subsp. sericea Lowell Ahart, John Dittes 2009-7-27 16167 Plumas On damp soil, on the southwest side of a stream, headwaters of Grizzly Gulch, 2.1 miles (air) northeast of Butt Valley Reservoir Dam 1479 Comment
  JEPS108581  Cornus sessilis L. P. Janeway 2005-9-4 8537 Plumas Northern High Sierra Nevada. Rock Creek at crossing of Road 24N04 ''Rock Creek Crossing.'' Along borders of bouldery streambed 1204 Comment
  CHSC21308  Corydalis caseana subsp. caseana F. T. Griggs; A. Pass 1975-7-8 107 Plumas Buck's Lake. Comment
  UC120139  Corydalis caseana subsp. caseana J. G. Lemmon 1874-1 Plumas Indian Valley Comment
  UCD95116  Corydalis caseana subsp. caseana L. P. Janeway 1990-6-26 3725 Plumas Plumas National Forest, Quincy Ranger District. Headwaters of Greenhorn Creek (between rds 25N42 and 24N19). Comment
  JEPS102561  Crataegus douglasii Lowell Ahart 2001-10-16 9393 Plumas Old road crossing Indian Cr, ca 10 yds e of the railroad tracks, where railroad has a bumper, ca 400 yards s of Arlington Road, ca 30 yards e of Highway 89, ca 1 1/2 miles s of Crescent Mills. 1066 Comment
  JEPS55230  Crepis acuminata Lewis S. Rose 1967-7-10 67146 Plumas 1 mi s Keddie; Butterfly Creek and Spanish Creek 883 Comment
  JEPS113382  Crepis intermedia Lowell Ahart, John Dittes, Josephine Guardino 2007-6-8 13988 Plumas East side of an open rocky flat, about 50 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis 1965 Comment
  RSA39747  Crepis modocensis subsp. subacaulis P. A. Munz 1947-5-17 11844 Plumas Meadow 16 miles N of Chilcoot 1707 Comment
  CHSC58157  Crepis occidentalis subsp. conjuncta Vernon H. Oswald 1992-6-18 4998 Plumas Lassen Volcanic National Park. Warner Valley-Drakesbad Rd. just inside the boundary of the park. Openings bordering the N side of the road. 1615 Comment
  RSA71315  Crepis occidentalis subsp. pumila L. S. Rose 1951-6-27 51047 Plumas Jamison Creek, SW of Johnsville. 1890 Comment
  CDA17232  Crepis pleurocarpa G. F. Hrusa, P. Kerr, S. Winterton 2004-6-25 16335 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
  CDA18583  Crepis pleurocarpa G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-25 3290 Plumas Sierra Nevada; 0.7 mile south of Arlington Road, (Main Street, Taylorsville) on Beckwourth-Greenville Road, east of Taylorsville. 1112 Comment
  RSA189321  Crepis pleurocarpa L. S. Rose 1967-7-10 67146 Plumas 1 mi. S of Keddie. Butterfly Creek and Spanish Creek 884 Comment
  CHSC102966  Crypsis alopecuroides Lowell Ahart 2009-9-7 16391 Plumas Below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam. 1591 Comment
  CAS-BOT-BC189304  Cryptantha Clare B. Hardham 1978-8-11 21782 Plumas About 5 miles SE of Thompson Peak Comment
  CAS-BOT-BC189303  Cryptantha Clare B. Hardham 1975-8-2 20491 Plumas Black Mountain 2133 Comment
  SD71011  Cryptantha affinis John Thomas Howell 1960-7-17 35487 Plumas Drakesbad 1675 Comment
  SEINET10497264  Cryptantha affinis Mary Susan Taylor 1982-6-21 Taylor 4711 Plumas T23N R11E sw/nw sec 19. Blue Nose Mt quad. Above small creek, ca. 100 ft n of Eureka Ridge Rd (23N09.1), ca. 0.5 air mi nw of White Cap, ca. 3 air mi sw of Sloat. 5800 ft. 1768 Comment
  SD29279  Cryptantha torreyana W. I. Follett 1937-5-30 80 Plumas Rich Gulch 1175 Comment
  JEPS67882  Cryptantha torreyana W. I. Follett 1937-6-25 99 Plumas Rich Gulch 1173 Comment
  RSA755700  Cryptantha torreyana Barbara Ertter 1988-7-25 7846 Plumas Diamond Mts, 12 air miles SSW of Susanville, Snoring Springs, 1/2 mile N of Diamond Mt Greenville Red Rock jct 1982 Comment
  CHSC10675  Cryptogramma acrostichoides Lowell Ahart 1968-6-29 Plumas Five miles N. E. of La Porte. 1371 Comment
  CAS-BOT-BC70454  Cryptogramma acrostichoides Lowell Ahart 1980-9-17 2649 Plumas 1/2 mile west of Fowler Pk. 1800 Comment
  CAS-BOT-BC70456  Cryptogramma acrostichoides Robert J. Weatherby 1950-8-11 1506 Plumas Trail to Silver Lake, Lakes Basin Area, North Sierra Nevada Mts. 1981 Comment
  MACF019599  Cupressus Trudy R. Ericson 1975-9-18 406 Plumas Approx. 1/8 mi. east of Mud Lake which lies due south of end of logging road 2103 Comment
  CAS-BOT-BC80529  Cupressus bakeri C. R. Quick; H. F. Wilcox 1962-10-1 62 -1 Plumas 1 1/2 mi. W. of Wheeler Peak Comment
  SEINET10866996  Cupressus bakeri Mary Susan Taylor 1981-8-3 Taylor 4151 Plumas T27N R11E ne 1/4 nw 1/4 sec 26. Kettle Rock quad. Along drainage east of Mud Lake, ca. 0.6 mi ne of Eisenheimer Peak, ca. 10 mi N of Genesse. Tertiary volcanic granite base. 6700 ft. 2042 Comment
  CDA19216  Cupressus bakeri subsp. bakeri G. D. Barbe, T. C. Fuller 1982-6-16 3797 Plumas Plumas National Forest; below Mud Lake, 3/4 mile NE of Eisenheimer Peak. 2097 Comment
  CAS-BOT-BC224547  Cuscuta californica M. S. Taylor 1982-8-5 4928 Plumas Mt Hough summit, ca. 7 mi nne of Quincy 2203 Comment
  RSA715665  Cuscuta californica L. Ahart 2005-8-9 12277 Plumas Between the east edge of the meadow and west of the forest, about 50 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. 1598 Comment
  CAS-BOT-BC224548  Cuscuta californica Lowell Ahart 1981-7-21 2971 Plumas Along Cleghorn Bar Road, near Pilot Peak 1900 Comment
  CHSC83699  Cuscuta subinclusa John Dittes 2002-8-10 2 -30 Plumas Northern High Sierra Nevada; Plumas National Forest, Lumpkin Ridge, ca. 2.5 air-miles west of Little Grass Valley Reservoir Dam, ca. 1.9 air-miles east of Camel Peak and ca. 1.2 mi. northeast of McNair Saddle on north side of FS Primary Route 27, in road margin. 1685 Comment
  UC124431  Cuscuta subinclusa Mrs. R. M. Austin Jul 1896 492 Plumas Lassens Peak Comment
  CHSC64062  Cycladenia humilis var. humilis B. Castro; L. Hanson, Chico Friends' Meeting 1988-7-15 272 Plumas On top of Mt. Harkness, within 50 ft of lookout tower. 2452 Comment
  SD7704  Cycladenia humilis var. humilis R. M. Austin 1880-1 Plumas Big Meadows Comment
  SD6708  Cynoglossum occidentale Mrs. R. M. Austin 1880-1 Plumas Big Meadows Comment
  CAS-BOT-BC114124  Cyperus squarrosus Lowell Ahart 1981-9-6 3085 Plumas 1 1/2 mi SW of Crescent Mills. 1200 Comment
  CHSC55567  Cyperus squarrosus L. P. Janeway 1989-7-7 3464 Plumas Plumas National Forest. Near Lava Spring, just off the NE side of Red Clover Valley. 1737 Comment
  CHSC97606  Cyperus squarrosus Lowell Ahart; John Dittes 2007-6-16 14124 Plumas Gravel bars along a small stream, on the south side of County Road 111 (Beckwourth Genesee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1647 Comment
  JEPS104610  Cyperus squarrosus Lowell Ahart 2003-7-18 10428 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
  CAS-BOT-BC494112  Cyperus squarrosus W. Harnach; N. Harnach 2000-8-2 969 Plumas Sierra Valley. 1.5 mi S of Hwy 70 on A-23, 0.25 mi E of A-23. South of Beckwourth (Sierra Valley Farms) 1487 Comment
  CHSC35916  Cypripedium californicum M. S. Taylor 1982-6-14 4668 Plumas In seep n side and above Caribou Rd, 1.8 mi ne of Qu ... Field redacted by CHSC, contact the data manager for more information 853 Comment
  RSA0000376  Cypripedium californicum J. G. Lemmon s.n. Plumas Scotch Camp, near Shasta. Also in Big Meadows, Plumas County, by Mrs. Austin. Comment
  UC336579  Cypripedium fasciculatum Mrs. Austin Plumas Indian Valley Comment
  CAS-BOT-BC70670  Cystopteris fragilis John Thomas Howell; Gordon H. True 1969-6-23 45831 Plumas Middle Fork of Feather River at Nelson Point 1249 Comment
  CDA20147  Dactylis glomerata B. Smith August 1996 s.n. Plumas Plumas National Forest; 0.5 mi S of Cascade. 1207 Comment
  UC711960  Damasonium californicum Roxana S. Ferris and Laura Lorraine 1941-8-9 10435 Plumas ca. 2 1/2 mi. from Lake Almanor Public Camp (State Hwy. #89 on rd. to Chester) Comment
  CAS-BOT-BC189660  Danthonia californica Anna Head 1921-7-1 s.n. Plumas Feather River Region. Lake Center Camp. Comment
  CAS-BOT-BC192347  Danthonia unispicata John Thomas Howell 1951-6-27 27582 Plumas McRae Meadow 1981 Comment
  CAS-BOT-BC192348  Danthonia unispicata L. P. Janeway 1992-5-22 4202 Plumas South side of Middle Fork Feather River, just south of railroad tracks; ca 2.7 mi east of Portola 1499 Comment
  CHSC44560  Danthonia unispicata Lowell Ahart 1979-7-18 1994 Plumas North of the dirt road, north-east of Finger Board Mountain, about 2 miles north-west of Pilot Peak, about 15 miles north of La Porte. 1828 Comment
  RSA236756  Darlingtonia californica Robert F. Thorne, Larry E. DeBuhr, Tilforth 1972-9-20 42350 Plumas Butterfly Valley Botanic Area: Partly in Plumas Nat'l Forest; near Darlingtonia Bog. 1174 Comment
  UCR275562  Darlingtonia californica B. C. Templeton 1968-6-8 11246 Plumas Butterfly Valley, c. 10 miles west of Quincy 1067 Comment
  CAS-BOT-BC76201  Darlingtonia californica M. S. Taylor 1982-8-23 5041 Plumas Both sides of Virgilia-Meadow Valley Road (25N17), ca. 0.5 mile west of York Creek, south of Twelvemile Ravine 1341 Comment
  SEINET10480123  Darlingtonia californica Mary Susan Taylor 1982-8-23 Taylor 5041 Plumas T25N R8E nw/se sec 19. Almanor SW quad. On both sides of Virgilia-Meadow Valley Rd (25N17), in small creek, ca. 0.5 mi w of York Cr, s of 12 Mile Ravine, ca. 1.5 mi sw of Virgilia. 4400 ft. 1341 Comment
  CHSC110282  Delphinium depauperatum B. Castro; L. P. Janeway 2006-6-3 1557 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
  RSA71316  Delphinium gracilentum L. S. Rose 1951-6-28 51026 Plumas McRae Meadows, 8 mi. sw. of Johnsville 1951 Comment
  CHSC45505  Delphinium nudicaule Lowell Ahart 1976-6-14 1140 Plumas Near the edge of the West Branch of Hopkins Creek, about 10 miles north-east of La Porte. 1828 Comment
  CHSC61237  Delphinium nudicaule K. B. McShea 1992-4-20 15 Plumas CA 2 mi s of Jct of Hwy 89 and Hwy 70, 1.5 mi e on Soda Creek, 13.5 mi se of Quincy. 792 Comment
  UC176192  Delphinium nudicaule A. A. Heller 1913-6-13 10836 Plumas near Marston Station 1066 Comment
  UC338311  Delphinium nudicaule unknown 1889-5-28 Plumas Mohawk Valley Comment
  CHSC46653  Delphinium nuttallianum Lowell Ahart 1989-7-2 6357 Plumas North of where the dirt road forks, the south fork leads to the Lookout on Pilot Peak, about 1/4 mile north of Pilot Peak, about 10 miles north-east of La Porte. 2103 Comment
  CHSC52530  Delphinium nuttallianum L. P. Janeway 1990-7-6 3776 Plumas Plumas National Forest. Near Emigrant Creek and about 1/10 mi south of Little Grizzly Creek. 1767 Comment
  JEPS106187  Delphinium nuttallianum Lowell Ahart, Josephine Guardino 2004-5-24 10939 Plumas On the east side of a logging road, about 200 yards south of a good dirt forest road, about 1/2 mile west of Squirrel Creek, about 1/8 mile north of the railroad, Greenhorn Creek, and Highway 70, about 7 miles (air) southeast of Quincy 1224 Comment
  CAS-BOT-BC116106  Delphinium nuttallianum A. A. Heller 1940-5-22 15660 Plumas Near the Feather River just west of Chester 1304 Comment
  SEINET10536045  Delphinium nuttallianum Lowell Ahart, Peter Ahart 1983-8-17 Ahart 4316 Plumas Near Onion Valley, west of Pilot Peak, near the Quincy-LaPorte Rd, northeast of La Porte. Red Fir Forest; 2000 m. 2000 Comment
  CHSC32835  Delphinium patens W. Michael Foster 1981-4-26 12 Plumas Ca. 70 ft se of confluence of Bucks creek and the North Fork of the Feather River, ca. 24 mi w of Quincy. 579 Comment
  UCD61152  Deschampsia cespitosa A. A. Beetle 1941-6-28 2771 Plumas West side of Lake Almanor. Comment
  CAS-BOT-BC192437  Deschampsia cespitosa subsp. cespitosa A. A. Heller; P. B. Kennedy 1907-7-9 8790 Plumas Prattville Comment
  CAS-BOT-BC192438  Deschampsia cespitosa subsp. cespitosa Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region Comment
  CAS-BOT-BC192440  Deschampsia cespitosa subsp. cespitosa David D. Keck 1944-7-8 5432 Plumas 5 mi. N. of Quincy, on road to Keddie 1005 Comment
  CHSC65878  Deschampsia cespitosa subsp. cespitosa L. P. Janeway 1995-10-11 4938 Plumas Lakes Basin. 0.3 mi north-northwest of Lakes Basin Campground; on east side of Gold Lake Hwy opposite the entrance to the campground. Meadow drainage. 1923 Comment
  CAS-BOT-BC198151  Deschampsia danthonioides John Thomas Howell 1960-7-19 35619 Plumas Drakesbad - Lassen Volcanic National Park 1828 Comment
  POM198335  Deschampsia danthonioides H. S. Yates 1913-6-24 s.n. Plumas Massack Comment
  POM365027  Deschampsia danthonioides A. A. Beetle 1941-6-28 2767 Plumas west side of Lake Almanor 1829 Comment
  SEINET8718537 Image available Deschampsia danthonioides A. A. Beetle 1941-1 2767 Plumas west side of Lake Almanor mountain meadow in open pine forest. 1829 Comment
  CAS-BOT-BC201889  Deschampsia elongata Mary S. Clemens 1920-6-22 7 Plumas Quincy Comment
  CHSC79879  Deschampsia elongata G. F. Hrusa; B. Smith, T. D. Wilfred 1996-7-15 13205 Plumas Northern California, Sierra Nevada, Plumas National Forest. 2.5 m E of Spring Garden on Hwy 70, and 0.5 m. S of Estray Ck. [Original lat./long. on label is '39 54 N; 120 45 W']. 1615 Comment
  CAS-BOT-BC43083  Descurainia longipedicellata John Thomas Howell 1962-6-18 37813 Plumas Sierra Nevada. Sierra Valley 5 miles south of Beckwourth. 1493 Comment
  UC1126758  Descurainia pinnata E. Sawyer 1935-6-10 89 Plumas 4.5 mi se Sugarloaf; Sierraville Quad. 1493 Comment
  CAS-BOT-BC43111  Descurainia pinnata subsp. brachycarpa John Thomas Howell 1977-6-20 52370 Plumas Sierra Nevada. On the peninsula of Lake Almanor. 1371 Comment
  CHSC43304  Dicentra formosa Lowell Ahart 1976-7-7 1163 Plumas Along Cold Water Creek, about 1/10 mile south-west of Arkansas Ravine, about 4 miles south of Grizzly Mountain. 1524 Comment
  SD8234  Dicentra uniflora Mrs. R. M. Austin 1882-1 Plumas Big Meadows Comment
  RSA184938  Dichanthelium acuminatum var. fasciculatum L. S. Rose 1966-7-27 66070 Plumas Butterfly Valley, 3 miles w. of Keddie 1067 Comment
  CAS-BOT-BC483632  Dichelostemma capitatum Ella Dales Cantelow 1940-5-10 3927 Plumas West of Busks Lake Comment
  UC1586059  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
  UC625490  Dichelostemma multiflorum Frank W. Gould 1938-6-26 450 Plumas 5 mi n Blairsden 1371 Comment
  CAS-BOT-BC502671  Dichelostemma multiflorum Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1967-7-12 2151 Plumas Pond reservoir 1097 Comment
  CAS-BOT-BC150483  Diplacus grandiflorus F. W. Pennell; A. A. Heller 1940-6-5 25687 Plumas Route 24, along Feather River, below Belden 487 Comment
  CAS-BOT-BC150484  Diplacus grandiflorus Henry A. Kloppenburg 1928-5-19 432 Plumas Plumas National Forest, Belden 701 Comment
  CHSC21208  Diplacus mephiticus F. T. Griggs; A. Pass 1975-7-11 162 Plumas Buck's Lake Forest Service Survey. Comment
  CHSC1797  Diplacus pygmaeus V. Holt 1932-5-29 Plumas Flats near Lake Almanor. 1310 Comment
  CHSC20825  Diplacus torreyi K. R. Stern 1975-7-25 5836 Plumas N shore of Lake Almanor. 1371 Comment
  CAS-BOT-BC151252  Diplacus torreyi Ella Dales Cantelow 1938-7-3 2332 Plumas 4.3 mi. N. of Almanor Inn Comment
  UC336519  Disporum hookeri unknown July, 1875 Plumas Indian Valley Comment
  UC336520  Disporum hookeri unknown Plumas Indian Valley Comment
  CHSC55396  Dodecatheon hendersonii Ben Cunningham 1991-4-20 Plumas Ca. 90 ft w of Pecks Valley road and 2 mi ne of Greenville. 1066 Comment
  UC167995  Downingia bacigalupii Mrs. R. M. Austin 1880-1 Plumas Big Meadows Comment
  SEINET8039229  Downingia bacigalupii E. Sawyer 1935-6-27 159 Plumas Plumas Forest, Charles Valley, Sec. 26. 1524 Comment
  PASA301  Downingia elegans Margaret Stason 1932-6-22 Plumas Camp Ground, Lake Almanor Comment
  CAS-BOT-BC41401  Draba verna Mrs. Joseph Clemens 1920-2-25 7000 Plumas Crescent Mills. Comment
  CAS-BOT-BC41397  Draba verna M. S. Taylor 1982-5-7 4415 Plumas Ramelli Ranch, near Feather Rivers south side, ca. 0.25 mile east of Calpine Road (109). 1487 Comment
  UC1124239  Draperia systyla D. Axelrod 1934-6-1 1 Plumas American House; Plumas National Forest, Bidwell Bar Quad. 1493 Comment
  UC1778631  Draperia systyla G. Douglas Barbe, T. C. Fuller 1982-7-15 3745 Plumas 3.4 miles northeast of junction with road to Red Hill, Plumas National Forest. 1524 Comment
  CAS-BOT-BC76261  Drosera anglica J. G. Lemmon s.n. Plumas Big Meadows. (now covered by Lake Almanor - J.G. Lemmon, collector). Comment
  CHSC50406  Drosera anglica Vernon Oswald 1990-6-22 4311 Plumas Domingo Lake, ca. 0.5 mi south of Willow Lake, ca. ... Field redacted by CHSC, contact the data manager for more information 1767 Comment
  CHSC580  Drosera anglica R. Calkins 1932-7-1 Plumas Humbug Valley swamp. ... Field redacted by CHSC, contact the data manager for more information 1310 Comment
  CHSC21539  Drosera rotundifolia L. Mayer; D. Brink 1975-7-25 Plumas Buck's Lake. ... Field redacted by CHSC, contact the data manager for more information Comment
  JEPS96133  Drosera rotundifolia Vernon H. Oswald and Lowell Ahart 1996-7-15 8050 Plumas on Forest Rd 28N11 just s Last Chance Campground (n end of lake); High Cascade Range, Lake Almanor, Last Chance Marsh 1371 Comment
  SD8368  Drosera rotundifolia Unknown 1874-1 Plumas Butterfly Valley Comment
  RSA0011663  Drosera rotundifolia Malcolm A. Nobs, S. Galen Smith 1949-8-19 1446 Plumas Butterfly Valley. Comment
  CAS-BOT-BC159678  Drymocallis glandulosa Lewis S. Rose 1968-6-11 68098 Plumas Confluence of Butterfly Creek & Spanish Creek near Keddie 975 Comment
  CAS-BOT-BC159677  Drymocallis glandulosa Lloyd W. Swift 1932-7-17 61 Plumas Oats Meadow, Grass Valley - Plumas National Forest 1524 Comment
  CAS-BOT-BC534969  Drymocallis glandulosa var. reflexa David D. Keck 1932-7-3 1637 Plumas Quincy, northern Sierra Nevada, mountain slope south of town 1065 Comment
  CHSC51512  Dulichium arundinaceum W. D. Dakan 1979-9-24 Plumas Plumas N.F. Camp Elwell. 1950 Comment
  CHSC81848  Echinochloa crus-galli Lowell Ahart 2001-10-16 9380 Plumas On the southwest side of Round Valley Reservoir, about 2 1/2 miles southwest of Greenville. 1363 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
  JEPS102605  Elatine rubella 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) NE of Quincy.. 1522 Comment
  UCD108055  Eleocharis acicularis Tim Kuhn 2006-6-22 87 Plumas near Bagley Pass. Comment
  CAS-BOT-BC113493  Eleocharis bella Lowell Ahart 1981-9-6 3118 Plumas 1.5 mi SW of Crescent Mills. 1200 Comment
  CHSC94993  Eleocharis bella Lowell Ahart 2006-10-23 13486 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
  JEPS103552  Eleocharis bella Lowell Ahart 2002-7-2 9815 Plumas 9 air mi NW of La Porte (water holding pond 150 yds N of Forest Road 22N94, Hartman Bar Ridge, 1 air mile SW of Franklin Hill, 4 1/2 mi NW of Tamarack Flat) 1597 Comment
  CAS-BOT-BC113476  Eleocharis bella Robert J. Weatherby 1950-7-28 1491 Plumas North edge of Taylorsville. 1097 Comment
  UCD49584  Eleocharis bella S. Galen Smith; Malcolm A. Nobs 1949-8-18 1357 b Plumas Drying mud flats at the south end of Lake Almano. Comment
  CHSC78189  Eleocharis macrostachya Lowell Ahart 2000-5-21 8382 Plumas About 30 feet north of the pond, Butterfly Valley, about 5 miles (air) northwest of Quincy. 1005 Comment
  CHSC78738  Eleocharis macrostachya Jim Battagin 2000-7-5 Plumas Wolf Creek above Greenville Campground. 1112 Comment
  CAS-BOT-BC112915  Eleocharis macrostachya Lloyd W. Swift 1934-7-7 94 Plumas Granite Spring 1950 Comment
  SEINET13710085  Eleocharis macrostachya Lowell William Ahart, Lowell William Ahart 2000-1 8382 Plumas 5 Air Mi. NE of Quincy, Butterfly Valley (T25N, R9E, sec 28, SW 1/4) 3300 Ft. 1006 Comment
  CAS-BOT-BC113158  Eleocharis palustris Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region. Comment
  CAS-BOT-BC113157  Eleocharis palustris Claire Etienne 1969-7-26 292 Plumas In pond off Middle Fork of Feather River; Hwy 89, 1280 Comment
  CAS-BOT-BC112089  Eleocharis quinqueflora Robert J. Weatherby 1955-6-26 1545 Plumas Mud Lake, Lakes Basin Area. 2103 Comment
  CAS-BOT-BC112021  Eleocharis suksdorfiana Walter Knight; Irja Knight; John Thomas Howell; Gordon H. True 1967-5-7 1871 Plumas In wet area in Butterfly Valley proper. Comment
  UC1586454  Eleocharis suksdorfiana Vernon H. Oswald and Lowell Ahart 1991-7-30 4793 Plumas 12 air mi S of Chester (Big Springs, within fenced enclosure; 6 air mi ENE of Humbug Summit); Humbug Valley, W side 1310 Comment
  CAS-BOT-BC112041  Eleocharis torticulmis L. P. Janeway; B. Castro 2000-7-3 6876 Plumas Head of small drainage to East Branch North Fork Feather River from the southeast, 1189 Comment
  SEINET3153457  Eleocharis torticulmis L. P. Janeway, B. Castro 2000-7-3 6876 Plumas Northern High Sierra Nevada; head of small drainage to East Branch North Fork Feather River from the southeast, vicinity of Paxton; about 1.1 km north of Butterfly Valley Botanical Area 1189 Comment
  JEPS88519  Elodea canadensis Vernon H. Oswald and Lowell Ahart 1996-7-15 8047 Plumas 1.4 mi s of Last Chance Camnpground (extending e from road 29N11, e side of Last Chance Marsh at n end of Lake Almanor, on e side of road to campground, High Cascade Range); High Cascade Range, Last Chance Marsh, Lake Almanor 1371 Comment
  CHSC21817  Elymus F. T. Griggs; A. Pass 1975-7-12 177 Plumas Bucks Lake. Comment
  CAS-BOT-BC227603  Elymus elymoides John Thomas Howell 1951-6-27 27564 Plumas Johnsville 1584 Comment
  CAS-BOT-BC227604  Elymus elymoides John Thomas Howell 1951-6-28 s.n. Plumas Eureka Lake 1889 Comment
  UCR17479  Elymus elymoides Frank C. Vasek 1975-7-10 750710- 27 Plumas Chilcoot Campground, south of Frenchman Lake 1555 Comment
  CHSC24280  Elymus elymoides subsp. elymoides K. R. Stern 1975-7-1 Plumas W side of Lake Almanor. Comment
  CAS-BOT-BC206516  Elymus glaucus subsp. glaucus John Thomas Howell; Gordon H. True 1967-7-9 43256 Plumas North Fork of Feather River 4.3 miles southwest of Caribou - Sierra Nevada 792 Comment
  CHSC60171  Elymus glaucus subsp. glaucus L. P. Janeway 1992-7-10 4257 Plumas Plumas National Forest. About 0.5 mi northeast of top of Grizzly Ridge, between Joseph Creek and Oliver Creek. Along temporary logging spur road. 2072 Comment
  HSC8764  Elymus trachycaulus subsp. trachycaulus L. S. Rose 1968-6-10 68095 Plumas Quincy Meadow 1037 Comment
  SEINET203886  Elymus trachycaulus subsp. trachycaulus F. J. Hermann 1955-7-27 11953 Plumas 4 miles west of Portola Comment
  CHSC36852  Elytrigia intermedia subsp. barbulata M. S. Taylor 1982-6-28 4761 Plumas Ramelli Ranch, between Calpine Rd (109) and cow pastures; ca. 1 mi w of Beckwourth, s of Hwy 70. 1487 Comment
  CHSC59919  Epilobium brachycarpum L. P. Janeway 1992-7-17 4267 Plumas Plumas National Forest. Cogswell Ravine; ca 1.1 mi north of Mount Jackson, 1.7 mi east-northeast of Cromberg Spring, 2 mi northeast of Middle Fork Feather River. In unused dirt road and adjacent clear-cut slope. 1731 Comment
  CHSC97508  Epilobium brachycarpum Lowell Ahart; John Dittes 2007-6-16 14144 Plumas West of a small stream, about 200 yards south of County Road 111 (Beckwourth Genesee Road), 20 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1647 Comment
  CAS-BOT-BC494104  Epilobium campestre William Harnach 2000-8-2 962 Plumas Sierra Valley. 1.5 mi S of Hwy 70 on A-23, 0.25 mi E of A-23. South of Beckwourth (Sierra Valley Farms) 1487 Comment
  CAS-BOT-BC171713  Epilobium canum subsp. latifolium Mrs. E. C. Sutliffe 1919-9-1 s.n. Plumas Gold Lake Region Comment
  CAS-BOT-BC171714  Epilobium canum subsp. latifolium Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region Comment
  CHSC42029  Epilobium canum subsp. latifolium Lowell Ahart 1986-9-10 5392 Plumas Along the South Fork of the Feather River, about 3/4 mile east of the Feather Fork Mine, about 9 miles north-east of La Porte. 1706 Comment
  CHSC64119  Epilobium canum subsp. latifolium B. Castro; R. A. Schlising 1987-7-21 172 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
  CHSC67369  Epilobium canum subsp. latifolium James D. Jokerst 1985-9-15 2581 Plumas Grizzly Creek Hydro Transmission Line Project, top of slope near Rd. 26N26 in Yellow Creek Canyon. 1463 Comment
  HSC103472  Epilobium canum subsp. latifolium J. D. Jokerst 1985-9-15 2581 Plumas Just west of USFS Rd. 26N26, top of ridge between Caribou Canyon and Yellow Creek, at narrow ridgetop saddle 1463 Comment
  JEPS115111  Epilobium ciliatum subsp. ciliatum Lowell Ahart, John Dittes 2009-7-27 16180 Plumas On damp to dry soil, bottom and sides of a small pond, headwaters of Grizzly Gulch, 2.1 miles (air) northeast of Butt Valley Reservoir Dam 1479 Comment
  RSA59252  Epilobium ciliatum subsp. ciliatum E. K. Balls 1950-8-31 15541 Plumas Spanish Creek, off Highway 24, just north of Quincy. 1067 Comment
  CDA18437  Epilobium ciliatum subsp. glandulosum G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-23 3134 Plumas Long Valley; 3.25 mi west of Round Valley Reservoir Dam; 0.25 mil east of jct with road to Canyon Dam (i.e. south arm of Lake Almanor). 1633 Comment
  POM262915  Epilobium ciliatum subsp. glandulosum Herbert McLean Evans 1922-07 s.n. Plumas Willow Lake. Mt. Lassen National Park. Comment
  CHSC21283  Epilobium glaberrimum subsp. glaberrimum F. T. Griggs; A. Pass 1975-8-2 293 Plumas Buck's Lake. Comment
  CHSC88155  Epilobium glaberrimum subsp. glaberrimum Lowell Ahart 2004-7-27 11316 Plumas Along Hopkins Creek, about 200 yards north of the fork of Hopkins Creek and the East Branch of Hopkins Creek, about 3/4 mile south of Turkeytown, about 1 mile (air) southwest of Blue Nose Mountain, about 10 miles (air) northeast of La Porte. 1645 Comment
  JEPS107627  Epilobium glaberrimum subsp. glaberrimum Lowell 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 1597 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
  SEINET9074329 Image available Epilobium glaberrimum subsp. glaberrimum W. L. Jepson 1939-1 19301 Plumas Half-way between Meadow Valley and Buck's Valley. Spanish Peak Comment
  CHSC56860  Epilobium hallianum L. P. Janeway 1991-8-3 4116 Plumas Plumas National Forest. Northeasterly drainage into Freeman Creek, below 'Five Points' and 2 mi west of Smith Peak. Meadow edge. 1981 Comment
  CHSC73966  Epilobium hallianum B. Castro; L. Gehrung, H. Durio 1996-7-3 667 Plumas Placer Diggins site, ca 4 air mi NE of La Porte and 1.6 mi W of Howland Flat, W of Co. Rd 690. Along perennial tributary to Sachetts Gulch. 1569 Comment
  JEPS106050  Epilobium hallianum Lowell Ahart, John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11163 Plumas Around a small meadow, on the north side of a forest road, about 1/4 mile north of Taylor rock, about 1 mile (air) southwest of Grizzly Peak, about 5 miles (air) south of Taylorsville, about 8 miles (air) northeast of Quincy 2139 Comment
  RSA101455  Epilobium hallianum R. Weatherby 1955-7-2 1583 Plumas Wilcox Valley. 1768 Comment
  JEPS87819  Epilobium hornemannii subsp. hornemannii Lowell Ahart 1994-7-22 7505 Plumas about 0.5 mi e Mount Etna (on s side of Pacific Crest Trail); Sierra Nevada, Mount Etna 1981 Comment
  CHSC21686  Epilobium lactiflorum D. Brink; L. Mayer 1975-7-25 Plumas Buck's Lake. Comment
  UC1586464  Epilobium oregonense Vernon H. Oswald and Lowell Ahart 1991-7-30 4780 Plumas Humbug Rd 5.2 (odometer) mi ne of Humbug summit (between Humbug Summit and Humbug Valley); Grizzly Creek 1777 Comment
  SBBG30544  Epilobium torreyi D. Myrick 1968-6-19 1949 Plumas St Hwy 89, W of Lake Almanor 1371 Comment
  CAS-BOT-BC58024  Equisetum John Thomas Howell 1959-9-25 35004 A Plumas 2 mi. e. of Portola. 1484 Comment
  CAS-BOT-BC56999  Equisetum arvense W. I. Follett 1961-7-14 s.n. Plumas Estray Creek, 1.5 mi. below Spring Garden Comment
  CAS-BOT-BC57830  Equisetum hyemale subsp. affine John Thomas Howell 1959-9-24 34919 Plumas Indian Creek Canyon near Indian Falls. 1036 Comment
  CHSC102045  Equisetum hyemale subsp. affine Lowell Ahart; John Dittes 2009-7-27 16162 Plumas On damp soil, high area in a small pond, headwaters of Grizzly Gulch, 2.1 miles (air) northeast of Butt Valley Reservoir Dam. 1479 Comment
  RSA794955  Equisetum hyemale var. affine L. Ahart, John Dittes 2009-7-27 16162 Plumas High area in a small pond, headwaters of Grizzly Gulch, 2.1 air miles northwest of Butt Valley Reservoir Dam. 1480 Comment
  CAS-BOT-BC57389  Equisetum laevigatum Mrs. H. C. Cantelow 1938-7-4 s.n. Plumas Drakesbad 1676 Comment
  CAS-BOT-BC57390  Equisetum laevigatum John Thomas Howell 1960-7-24 35994 Plumas Roadside, Chester 1371 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
  SEINET8655777  Eragrostis pectinacea var. pectinacea W. Harnach 2015-7-20 1431 Plumas Just south of the intersection of Co. Rd. A-24 and Marble Lane. 1486 Comment
  CAS-BOT-BC174181  Eremogone cliftonii E. K. Balls; L. W. Lenz 1955-5-13 20700 Plumas Between Tobin and Camp Rogers, U.S. Hwy. 40 609 Comment
  CAS-BOT-BC174215  Eremogone congesta var. congesta Mrs. E. Meiere 1915-7-1 s.n. Plumas Long Lake Comment
  CHSC110275  Eremogone kingii var. glabrescens L. P. Janeway 2012-6-2 10843 Plumas Northern High Sierra Nevada. Plumas National Forest; top of Mt. Ararat, 6.5 km southeast of Bucks Lake. 1833 Comment
  CAS-BOT-BC286655  Ericameria bloomeri Anna Head 1921-8-1 s.n. Plumas Lake Center Camp, Feather River Region Comment
  CHSC112516  Ericameria bloomeri L. P. Janeway 2014-7-16 11556 Plumas Northern High Sierra Nevada. Plumas National Forest; Happy Valley, about 6.4 air-km northeast of Cromberg; along Long Valley Creek in the southwest corner of Happy Valley (the lower corner of the meadow complex). 1717 Comment
  UC1037325  Ericameria bloomeri Leo Whitney 1934-8-19 1893 Plumas 9 mi n Mohawk and Blairsden (w slope Grizzly Ridge); Plumas National Forest, Grizzly Ridge 2133 Comment
  CAS-BOT-BC299441  Ericameria nauseosa var. speciosa Mrs. Jos Clemens 1919-11-1 s.n. Plumas Crystal Lake Comment
  JEPS75253  Ericameria nauseosa var. speciosa John Thomas Howell 1959-9-24 34962 Plumas near Blairsden; Sierra Nevada 1341 Comment
  CAS-BOT-BC294399  Ericameria parryi var. latior John Thomas Howell 1924-8-11 631 Plumas Two miles east of Chester on road to Westwood 1310 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
  JEPS21533  Ericameria parryi var. nevadensis W. L. Jepson 1939-8-12 19384 a Plumas sw edge of Honey Lake (Lassen-Plumas Co. boundary); Diamond Mts., Black Mt. 1981 Comment
  JEPS75255  Ericameria parryi var. nevadensis John Thomas Howell 1974-9-20 50902 Plumas near Spring Garden; Sierra Nevada 1158 Comment
  UC203263  Ericameria parryi var. nevadensis I. M. Johnston 1919-9-2 2181 Plumas Portola Comment
  CAS-BOT-BC58396  Erigeron bloomeri R. C. Wenk 2009-7-13 1118 Plumas Plumas N.F., Frenchman Lake, Little Last Chance Creek Road, 1.2 air mi. WNW of reservoir dam 1750 Comment
  CAS-BOT-BC297147  Erigeron concinnus var. concinnus L. W. Swift 1934-5-18 127 Plumas Sugarloaf near Meadow View 1889 Comment
  CAS-BOT-BC297148  Erigeron concinnus var. concinnus John Thomas Howell 1951-8-19 28176 Plumas Near Paxton, Sierra Nevada 914 Comment
  CAS-BOT-BC296015  Erigeron divergens John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-23 54168 Plumas 3.25 miles west of Round Valley Reservoir Dam, Sierra Nevada 1633 Comment
  JEPS49078  Erigeron divergens Lewis S. Rose 1966-7-28 66071 Plumas Quincy 1066 Comment
  CAS-BOT-BC300406  Erigeron eatonii var. plantagineus L. P. Janeway 1989-6-9 3281 Plumas Beckwourth Ranger District, Plumas National Forest. Along south side of Red Clover Valley 1691 Comment
  UC1563921  Erigeron eatonii var. plantagineus Barbara Ertter 1989-7-4 8686 Plumas 4.2 mi w of jct of Hwy 89 and Hwy 36 (w of Lake Almanor); Coyote Flat 1524 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
  UC725603  Erigeron eatonii var. plantagineus A. A. Heller 1940-5-22 15669 Plumas along State Hwy 89 in treeless area 2 mi n Almanor Comment
  CAS-BOT-BC300843  Erigeron glacialis var. glacialis Anna Head 1920-7-12 s.n. Plumas Near Lake Center Camp, Feather River Region 1920 Comment
  CAS-BOT-BC300844  Erigeron glacialis var. glacialis Walter Knight; Irja Knight 1983-9-14 4948 Plumas Along trail to Boiling Springs Lake, Lassen Volcanic National Park 1737 Comment
  CHSC100862  Erigeron inornatus var. inornatus B. Castro; L. P. Janeway 2005-9-11 1522 Plumas Ca 5 air mi N of Bucks Lake and 2.5 mi S of Highway 70 and the Feather River Cyn, just N of Three Lakes. Ca 0.5 mi E of the Three Lakes trailhead, along the Pacific Crest Trail. Along trail just N of the Grassy Lakes. Few feet from S edge of trail. 1901 Comment
  CHSC52725  Erigeron inornatus var. inornatus L. P. Janeway 1990-8-24 3833 Plumas Plumas National Forest. Slope above Crystal Cr ca 1 1/2 mi W of Red Clover Cr. Along edge of dirt road. 1889 Comment
  HSC39438  Erigeron inornatus var. inornatus J. O. Sawyer 1976-8-5 2930 Plumas Bucks Summit E of Bucks Lake Comment
  UC336120  Erigeron inornatus var. inornatus unknown 1878-9-1 Plumas near Greenville; Indian Valley Comment
  CHSC30930  Erigeron petrophilus var. sierrensis M. S. Taylor; W. Dakon, T. Griggs 1980-9-27 3346 A Plumas Ca. 1/4 mi s of Bucks Lake-Spanish Ranch Rd, ca. 1/4 mi e of Frenchman Hill, ca. 20 mi sw of Quincy. 1645 Comment
  CHSC97795  Erigeron petrophilus var. sierrensis L. P. Janeway 2007-8-12 9162 Plumas Northern High Sierra Nevada. Ridgetop on north side of Oak Ridge, 1.4 air km north-northwest of Grizzly Summit. 1743 Comment
  JEPS109825  Erigeron petrophilus var. sierrensis Dean W. Taylor 2005-8-1 19451 Plumas Yellow Creek, Forest Road 26N26 ca. 3 road miles south of Humbug Valley 1310 Comment
  CDA19276  Erigeron pumilus var. intermedius G. D. Barbe, T. C. Fuller 1982-6-17 3862 Plumas Plumas National Forest; Frenchman Lake. 2 mi N of Turkey Pt Fishing Access; 1706 Comment
  SJSU14479  Erigeron pumilus var. intermedius N. A. Hopkins 1990-8-31 1638 Plumas 11.2 miles NW of Beckwourth 1645 Comment
  SJSU6947  Erigeron pumilus var. intermedius C. W. Sharsmith 1975-6-17 8225 Plumas near Gray Eagle Creek 1371 Comment
  JEPS123967  Eriodictyon lobbii Lowell Ahart 2015-7-4 20292 Plumas About1 1/2 mile north of the intersection of Lumpkin Ridge Road and road to Little Grass Valley Reservoir, about 2 1/2 miles (air) north of Little Grass Valley Reservoir Dam. Comment
  UCD119305  Eriodictyon lobbii John Thomas Howell 1960-7-24 35993 Plumas Kelly Camp, just south of Lassen Park. 1615 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
  JEPS125728  Eriogonum baileyi var. baileyi William Harnach 2015-8-6 1436 Plumas 4.85 miles West of Vinton on Highway 70. Comment
  RSA759519  Eriogonum douglasii var. meridionale James L. Reveal 2007-6-5 8839 Plumas Along U. S. Forest Service Road 26N70 (County Road 177) north of Conklin Park Campground, 0.6 miles north of the bridge over Willow Creek. 1723 Comment
  CAS-BOT-BC255754  Eriogonum elatum var. villosum Lewis S. Rose 1955-7-20 55159 Plumas Mohawk 1371 Comment
  CAS-BOT-BC255753  Eriogonum elatum var. villosum John Thomas Howell 1961-9-23 36890 Plumas Englemine, Sierra Nevada 1097 Comment
  CAS-BOT-BC259353  Eriogonum lobbii M. S. Taylor 1982-8-5 4930 Plumas Mt Hough summit, on cliff edge, ca. 7 mi nne of Quincy 2194 Comment
  CAS-BOT-BC259354  Eriogonum lobbii Mrs. E. C. Sutliffe 1919-8-1 s.n. Plumas Gold Lake Region Comment
  CHSC107474  Eriogonum lobbii L. P. Janeway; Peter Zika 2011-8-6 10630 Plumas Northern High Sierra Nevada. Plumas National Forest; on top of the serpentine ridge on southest side of Quincy-La Porte Road, 1.4 air km northwest of Pilot Peak. 2015 Comment
  CHSC25499  Eriogonum lobbii L. Ahart 1977-8-2 Plumas Ca. 1 mi w of Pilot Pk., which is ca. 15 mi ne of La Porte. 2000 Comment
  CHSC36346  Eriogonum lobbii M. S. Taylor 1982-8-5 4930 Plumas Mt. Hough summit, on cliff edge, ca. 7 mi nne of Quincy. 2194 Comment
  LA206884  Eriogonum marifolium C. W. Hallis; June 1730 1928 sn Plumas Mount Lassen, Lassen National Park Comment
  RSA11908  Eriogonum marifolium Elmer I. Applegate 1929-6-21 5817 Plumas Kelly's Camp, Warner Valley, Mt. Lassen region Comment
  CHSC20975  Eriogonum marifolium var. marifolium F. T. Griggs; A. Pass 1975-7-23 250 Plumas Cape Lake. Comment
  SEINET10871634  Eriogonum microthecum var. laxiflorum Mary Susan Taylor 1982-8-31 Taylor 5084 Plumas T28N R11E se/sw sec 11. Diamond Mt quad. Summit of Red Rock Lookout, ca. 15 mi ne of Taylorsville. Dry rocky open ridge. 7618 ft. 2322 Comment
  SEINET10479458  Eriogonum nudum Lowell Ahart, James D. Jokerst 1985-10-4 Ahart 5194 Plumas Along the South Fork of the Feather River about 1/4 mile north of the Feather Fork Mine, about 6 miles north-east of La Porte. Comment
  CHSC34739  Eriogonum nudum var. deductum M. S. Taylor 1981-7-17 4038 Plumas Lakes Basin, Bear Lakes Trail, in front of Big Bear lake, ca. 6 mi s of Mohawk. 1981 Comment
  JEPS127340  Eriogonum nudum var. deductum Lowell Ahart 2016-7-9 21093 Plumas Top and on the north side Table Mountain, about 2 miles (air) northwest of of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir Dam. Comment
  POM180957  Eriogonum nudum var. deductum A. A. Heller, P. B. Kennedy 1907-7-13 8834 Plumas between Taylorville and Little Grizzly creek Comment
  CAS-BOT-BC261360  Eriogonum nudum var. deductum A. A. Heller; P. B. Kennedy 1907-7-13 8834 Plumas Between Taylorville [Taylorsvillel] and Little Grizzly Creek Comment
  UCSC009457  Eriogonum nudum var. deductum Lowell Ahart 1994-10-19 7566 Plumas Near Boulder Creek, Granite Basin 1615 Comment
  CHSC100448  Eriogonum nudum var. nudum Lowell Ahart 2008-9-10 15385 Plumas North side of Onion Valley, about 3/4 mile northwest of Pilot Peak, about 1/2 mile east of the Quincy La Porte Road, about 9 1/2 miles (air) northeast of La Porte. 1916 Comment
  CAS-BOT-BC261604  Eriogonum nudum var. nudum L. P. Janeway 1989-7-6 3458 Plumas Beckwourth Ranger District, Plumas National Forest. Above Jackson Cr and Middle Fk Feather River; 2.3 mi from Hwy 70/89 on rd 23N11, then 1.1 mi on rd 23N48 1645 Comment
  RSA766359  Eriogonum nudum var. nudum Joseph A. Ewan 1934-7-6 8179 Plumas Penman Peak, above Mohawk Valley. 1372 Comment
  UCD100624  Eriogonum nudum var. nudum John Thomas Howell 1973-7-9 49720 Plumas Round Valley. 1371 Comment
  RSA31982  Eriogonum nudum var. oblongifolium A. A. Heller 1938-6-14 15156 Plumas Along the feather river Hwy near Gray's flat. 869 Comment
  UC726279  Eriogonum nudum var. oblongifolium A. A. Heller 1938-6-14 15156 Plumas near Gray's Flat (along the Feather River Highway) 868 Comment
  CAS-BOT-BC271972  Eriogonum nudum var. pubiflorum John Thomas Howell 1960-7-19 35635 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  SEINET252471  Eriogonum racemosum Leila M. Shultz, Heather Garrison 2006-1 20321 Plumas Between Quicy and Reno, ca. 2 miles west of Vinton on south-facing slope. 1513 Comment
  CAS-BOT-BC269945  Eriogonum spergulinum var. reddingianum Anna Head 1921-9-1 s.n. Plumas Feather River Region Comment
  POM161746  Eriogonum spergulinum var. reddingianum R. C. Bacigalupi 1927-7-11 1708 Plumas Grassy Lake Meadows. Golden Lake Region. 1890 Comment
  RSA726449  Eriogonum spergulinum var. reddingianum L. Ahart, John Dittes 2007-6-17 14175 Plumas About 1/4 mile southeast of bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1655 Comment
  UC1776757  Eriogonum spergulinum var. reddingianum G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13242 Plumas Bull Run Creek off USFS 23N12E. 2100 Comment
  JEPS56320  Eriogonum spergulinum var. reddingianum W. L. Jepson 1939-4-12 19383 Plumas Ferris Creek, branch of Last Chance Creek 1767 Comment
  SEINET9333662  Eriogonum strictum Unknown 1982-6-17 3816 Plumas Frenchman Reservoir Comment
  RSA759520  Eriogonum strictum subsp. proliferum James L. Reveal 2007-6-5 8840 Plumas Along U. S. Forest Service Road 26N70 (County Road 177) north of Conklin Park Campground, 0.6 miles north of the bridge over Willow Creek. 1723 Comment
  CHSC53052  Eriogonum strictum var. anserinum L. P. Janeway 1989-6-23 3380 Plumas Plumas National Forest Beckwourth Ranger District. Upper w-facing slope in ridge between Crocker Mdw and Dotta Cr. 1889 Comment
  JEPS113375  Eriogonum strictum var. anserinum Lowell Ahart, John Dittes, Josephine Guardino 2007-6-8 14022 Plumas East side of an open rocky flat, 20 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis 1965 Comment
  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
  UC569820  Eriogonum strictum var. proliferum E. Sawyer 1935-6-17 114 Plumas 5 mi se Crow; Sierraville Quadrangle 1950 Comment
  CAS-BOT-BC262782  Eriogonum strictum var. proliferum L. P. Janeway; Garrett Gibson 1992-6-16 4238 Plumas Plumas National Forest, Beckwourth Ranger District. About 1/2 mi north of Beckwourth Peak, ca 2 1/2 mi south-southeast of Portola 1798 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
  CAS-BOT-BC267498  Eriogonum umbellatum Albert Senenes; Gregory Whipple 1970-11-12 s.n. Plumas Outskirts of Quincy, at site of projected Feather River Junior College Comment
  UC565908  Eriogonum umbellatum var. modocense D. Axelrod 1934-6-9 30 Plumas 2 mi nw Lexington; Bidwell Bar Quadrangle 1767 Comment
  HSC101672  Eriogonum umbellatum var. modocense Dillon North Davis 2013-7-1 39 Plumas 9.8 miles south on FS Road 25N17 from intersection with Highway 70. 1576 Comment
  CAS-BOT-BC262077  Eriogonum umbellatum var. nevadense Mary Strong Clemens 1920-6-23 s.n. Plumas Crystal Lake Comment
  CAS-BOT-BC262078  Eriogonum umbellatum var. nevadense Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region Comment
  JEPS102632  Eriogonum umbellatum var. nevadense Lowell Ahart 2001-7-11 8895 Plumas Large outcrop SW of Homer Lake, west of the trail to Homer Lake, about 5 1/2 miles (air) north of Greenville, about 5 1/2 miles (air) east of Lake Almanor. 2042 Comment
  UC1032279  Eriogonum umbellatum var. nevadense C. G. Albertus 1935-8-13 262 Plumas Mt. Ingalls Plumas National Forest, Downieville Quadrangle, Mt. Ingalls 2553 Comment
  UC912730  Eriogonum umbellatum var. nevadense Mrs. E. C. Sutliffe Aug. 1917 Plumas near Blairsden Comment
  SEINET13711033  Eriogonum umbellatum var. nevadense Lowell William Ahart, Lowell William Ahart 2001-1 8895 Plumas Outcrop SW of Homer Lake, 5.5 Mi. N of Greenville (T27N, R9E, sec 10, NW 1/4) 6700 Ft. 2042 Comment
  CHSC67440  Eriogonum umbellatum var. polyanthum J. D. Jokerst 1984-9-22 2150 Plumas Adjacent to USFS road 26N26. (On ridge between the N Fork Feather River and Yellow Cr.) At top of steep slope of Yellow Creek, where road crosses over low saddle. 1463 Comment
  RSA325097  Eriogonum umbellatum var. polyanthum Mary Taylor 1982-8-4 4912 Plumas Along 25N10W, ca. 1 mi. ne of Taylor Rock, ca. 6 air mi ne of Quincy. Dry gravelly soil in Mixed Evergreen Forest. 1738 Comment
  UC1748327  Eriogonum umbellatum var. polyanthum L. P. Janeway 1996-8-9 5063 Plumas E end of Red Mountain (on W side of Road 18 at jct with Road 23N69; about 2 mi S of Haskins Valley) 1792 Comment
  SEINET11263922  Eriogonum umbellatum var. polyanthum Lowell Ahart 1997-9-11 7908 Plumas On the east side of the dirt road to the siphon, about 1/8 miles north of the siphon, about 1 1/2 air miles southwest of Red Hill, about 2 air miles NE of Belden.; 0 792 Comment
  CAS-BOT-BC262251  Eriogonum ursinum L. P. Janeway 1990-7-25 3810 Plumas Plumas National Forest, Beckwourth Ranger District. Just above Emigrant Creek and 1 1/4 mi south of Little Grizzly Creek 1950 Comment
  CAS-BOT-BC262268  Eriogonum ursinum Rimo Bacigalupi 1927-7-7 1647 Plumas Upper reaches of trail between Gray Eagle Valley and Long Lake Comment
  NY399808  Eriogonum ursinum J. T. Howell 1951-6-29 27747 Plumas Spring Garden Creek 1158.2 Comment
  RSA60026  Eriogonum ursinum E. K. Balls 1950-9-1 15590 Plumas Above trail going S around lake, E of Long Lake. Southern county. 2134 Comment
  RSA88594  Eriogonum ursinum J. T. Howell 1951-6-27 27630 Plumas Jamison Creek 1829 Comment
  CAS-BOT-BC262247  Eriogonum ursinum Clare B. Hardham 1961-6-15 7420 Plumas Sierra Nevada Mountains. Engelmine [Engel Mine] 1828 Comment
  CAS-BOT-BC262248  Eriogonum ursinum Lowell Ahart 1968-6-29 s.n. Plumas NE of La Porte 1371 Comment
  CHSC118364  Eriogonum ursinum var. erubescens Dean Wm. Taylor 2012-7-18 21271 Plumas Flora of the Cascade Ranges SPI forestry division - rare plant program. Western flank Dyer Mountain, along logging roads ca 1 mile E of eastern shore of Lake Almanor; 1508 Comment
  CHSC107287  Eriogonum ursinum var. ursinum L. P. Janeway; Peter Zika 2011-8-6 10633 Plumas Northern High Sierra Nevada. Plumas National Forest; northwest tip of the nose of the rocky ridge on southeast side of Quincy-La Porte Road, 1.7 air km northwest of Pilot Peak. 2001 Comment
  CHSC117455  Eriogonum ursinum var. ursinum Lowell Ahart 2016-6-29 21081 A Plumas Top and southeast side of Table Mountain, about 2 miles (air) northwest of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir Dam. 1857 Comment
  CHSC45478  Eriogonum ursinum var. ursinum Lowell Ahart 1969-9-21 922 Plumas On a dry rocky ridge, east of Mount Etna, near the headwaters of Hopkins Creek, about 12 miles north-east of La Porte. 2133 Comment
  CAS-BOT-BC264117  Eriogonum vimineum Mrs. E. C. Sutliffe 1920-9-1 s.n. Plumas Gold Valley Comment
  CHSC84500  Eriogonum vimineum John Dittes; Lowell Ahart 2003-8-8 2003 -84 Plumas Northern High Sierra Nevada; northwest edge of Sierra Valley, ca. 3.9 air-miles east of Portola, ca. 0.7 air-mile southwest of Beckwourth, ca. 0.1 air-mile south of Middle Fork Feather River. Meadow at edge of Beckwourth-Calpine Road (A23). 1488 Comment
  JEPS56138  Eriogonum vimineum W. L. Jepson 1939-8-12 19394 Plumas Ferris Creek, branch of Last Chance Creek Ferris Creek, Last Chance Creek 1767 Comment
  CAS-BOT-BC264118  Eriogonum vimineum Mrs. H. C. Cantelow 1951-7-29 17 Plumas Hwy. 24, w. of Beckwourth Comment
  POM311111  Eriogonum vimineum H. L. Mason 1952-7-17 14379 Plumas Three mi. from Loyalton on roas to Beckwourth. Sierra Valley. 1524 Comment
  UC186460  Eriophyllum lanatum var. achilleoides A. A. Heller and P. B. Kennedy 1907-7-15 8849 Plumas Little Grizzly Creek; near mouth, below Genessee Comment
  CHSC118712  Eriophyllum lanatum var. achilleoides Wendy L. Boes; Jim Battagin 2015-5-12 2015006 Plumas Plumas National Forest. Location between Forest Service Road 25N18Y and Caribou Road, south of Northfork Campground. UTM 652180 E, 4433328 N, NAD83 Zone 10N. 792 Comment
  CHSC62148  Eriophyllum lanatum var. grandiflorum L. P. Janeway 1993-7-22 4472 Plumas Plumas National Forest. Along the Pipeline Road 3.3 mi northwest of Lower Bucks Lake dam. 1584 Comment
  SEINET8687310 Image available Eriophyllum lanatum var. integrifolium A. A. Heller, P. B. Kennedy 1907-7-2 8687 Plumas Between Vinton and Beckwith [Beckwourth] Comment
  SEINET11991678  Erysimum asperum Unknown 1984-1 11 Plumas ca 40 mi NE of Oroville & 150 yds W of North Fork Feather River 610 Comment
  CAS-BOT-BC54325  Erysimum capitatum Lowell Ahart 1986-7-8 5349 Plumas About 1 mile northwest of Pilot Peak, about 14 miles northeast of La Porte. 1981 Comment
  HSC22971  Erysimum capitatum John Pratt 1970-6-30 53 Plumas Humboldt Summit Comment
  RSA71066  Erysimum capitatum var. perenne L. S. Rose 1951-6-28 51049 Plumas Above Eureka Lake, north of Johnsville 2073 Comment
  CHSC21028  Erythranthe breweri F. T. Griggs; A. Pass 1975-7-10 152 Plumas Buck's Lake Forest Service Survey. Comment
  CHSC34295  Erythranthe cardinalis M. S. Taylor 1981-8-19 4215 Plumas Jct Bell Creek and rd 23N10, ca. 1.5 mi w of Sloat. 1310 Comment
  CHSC110349  Erythranthe filicifolia Tim Hanson 2013-5-21 Plumas Northern High Sierra Nevada. Northeast end of Lumpkin Ridge, 1.3 air km northwest of Little Grass Valley Reservoir Dam. 1710 Comment
  SJSU14235  Erythranthe guttata N. A. Hopkins 1989-5-16 1495 Plumas Marble Hot Springs Rd, Sierra Valley 1524 Comment
  CHSC36342  Erythranthe lewisii M. S. Taylor; H. Swanson 1982-8-11 4961 Plumas Along 23N08, n side of the A-Tree, saddle at head of Florentine Canyon, ca. 5 air mi sw of Johnsville. 2042 Comment
  CAS-BOT-BC153616  Erythranthe moniliformis M. Lavin 1982-6-27 4150 Plumas Sierra Buttes Country 4 mi up Gold Lake Rd from Graeagle, 12 mi. 250 deg. from Portola 1981 Comment
  CHSC20741  Erythranthe primuloides K. R. Stern 1975-7-24 5879 Plumas W shore of Lake Almanor. 1371 Comment
  OBI76986  Erythranthe pulsiferae Anthony Baniaga 2011-7-26 473 Plumas Lassen Natl Forest. N of 32N10W, ca 1/4 mi W of Bailey Crk. Red Cinder quad T29N R7E sec 10 SE of SE 1737 Comment
  CAS-BOT-BC505245  Erythronium grandiflorum W. W. Wagner 1919-5-18 260 Plumas Along tributary of Massack Creek 1432 Comment
  CHSC39378  Erythronium purpurascens L. Ahart; P. Ahart 1983-8-17 4336 Plumas Near Onion Valley, west of Pilot Peak, near the Quincy-LaPorte Rd, northeast of La Porte. 2000 Comment
  HSC15510  Erythronium purpurascens Jim Vaughn 1956-8-5 Plumas Upper Hot Springs Creek, Devils Kitchen area, Mt. Lassen National Park 1829 Comment
  SEINET10476226  Eschscholzia californica Mary Susan Taylor 1982-7-8 Taylor 4791 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
  CAS-BOT-BC310386  Eucephalus breweri M. S. Taylor 1981-7-17 4032 Plumas Bear Lakes trail in Lakes Basin; ca. 1/2 mi s of jct of trail to Gold Lake Lodge, ca. 6 air mi s of Mohawk 1981 Comment
  CHSC97265  Eucephalus breweri Lowell Ahart; John Dittes 2007-8-9 14445 Plumas About 120 yards east of the road, on the east slope of Mount Ingalls, about 6 miles (air) northwest of the north end of Lake Davis. 2551 Comment
  SD9118  Eucephalus breweri R. M. Austin 1881-1 Plumas Mt. Dyer 2135 Comment
  CAS-BOT-BC310531  Eurybia integrifolia Anna Head 1921-8-3 s.n. Plumas Near Gold Lake, Feather River Region Comment
  CHSC100446  Eurybia integrifolia Lowell Ahart 2008-9-10 15377 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
  CHSC52723  Eurybia integrifolia L. P. Janeway 1990-8-3 3823 Plumas Plumas National Forest. 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
  UCD147794  Eurybia integrifolia Allyson Ayalon; Lucie Jerabkova 2012-8-1 147 Plumas Plumas County. Antelope Lake vacinity. 1524 Comment
  RSA739741  Eurybia radulina L. P. Janeway 2007-8-13 9191 Plumas Northern High Sierra Nevada, along road 24N31 low in a small drainage betw Schneider Creek and Little Schneider Creek about 0.6km SE of UC Forestry Camp 1222 Comment
  UC1119644  Eurybia radulina G. T. Nordstrom 1934-7-9 210 Plumas 1 1/4 mi se of Mt. Ararat (Bidwell Bar Quad.); Bidwell Bar 1584 Comment
  UC86942  Eurybia radulina Mrs. R. M. Austin 1896-9-1 452 Plumas American Valley, Gray Hills American Valley Comment
  POM312331  Euthamia occidentalis Malcolm A. Nobs, S. Galen Smith 1949-8-19 1455 Plumas Marshy pond on SE side of Portola Comment
  CAS-BOT-BC413895  Fallopia convolvulus David D. Keck 1932-7-3 1669 Plumas Quincy, in the Northern Sierra Nevada. 1065 Comment
  UCR146409  Festuca arida Beecher Crampton 1954-5-11 1875 Plumas Northern Sierra Nevada Mountains, 4 miles east of Beckwourth, [The Buttes] along Hwy. 24 1494 Comment
  JEPS115926  Festuca arundinacea Lowell Ahart, John Dittes 2009-7-27 16192 Plumas On dry soil, about 5 yards north of the poor dirt road, about 30 yards southeast of a small pond, headwaters of Grizzly Gulch, 2.1 miles (air) northeast of Butt Valley Reservoir Dam 1479 Comment
  CAS-BOT-BC278856  Festuca occidentalis Alice Eastwood 1927-6-14 14575 Plumas Forest Lodge near Greenville 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
  JEPS106217  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
  UCD66185  Festuca occidentalis G. L. Stebbins Jr. 1939-7-6 2908 Plumas 1.7 miles east of Meadow Valley on road to Quincy. 1097 Comment
  SEINET6225255  Festuca reflexa L. S. Rose 1967-1 67115 Plumas Butterfly Valley, ca 3 mi W of Keddie. Comment
  UC717973  Festuca rubra David D. Keck 1944-7-8 5439 Plumas s end Lake Almanor (e side of dam); Sierra Nevada 1341 Comment
  CAS-BOT-BC55662  Frangula purshiana Anna Head 1921-1-1 s.n. Plumas Feather River region Comment
  CAS-BOT-BC55664  Frangula purshiana Margaret J. Williams; Betty Larson 1983-8-12 83- 135 -2 Plumas W side of the Sierra Nevada, near Jamison Creek, above Johnsville 1676 Comment
  HSC100831  Frangula purshiana subsp. annonifolia L. P. Janeway 2007-8-12 9163 Plumas Ridge top on the N side of Oak Ridge, westerly sloping head of Foreman Creek, 1.4 air km NW of Grizzly Summit. 528 Comment
  CHSC58035  Frangula rubra Vernon H. Oswald; Lowell Ahart 1992-6-2 4972 Plumas Lassen Volcanic National Park. Quarter section of land at the W end of Forest Rd. 29N75 on Kelly Mtn., ca. 0.75 mi (air) WSW of Kelly Camp in Warner Valley. 1795 Comment
  HSC99904  Frangula rubra subsp. obtusissima J. P. Smith, & J. O. Sawyer 2004-9-13 12058 Plumas Red Mountain area S of Buck Lake on 23N69 at junction with 23N18. 1799 Comment
  CAS-BOT-BC59582  Frangula rubra subsp. rubra John Thomas Howell 1973-7-9 49716 Plumas Sierra Nevada - Round Valley 1371 Comment
  CHSC60507  Fritillaria atropurpurea L. P. Janeway 1992-5-14 4180 Plumas North side of Dotta Neck in Dotta Canyon along road on northeast side of the canyon. Plumas National Forest Beckwourth Ranger District Dotta Compartment. 1709 Comment
  UC333405  Fritillaria atropurpurea unknown 1889-5-25 Plumas Mohawk Valley Comment
  CAS-BOT-BC505273  Fritillaria atropurpurea Mrs. E. C. Sutcliffe 1927-6-1 s. n. Plumas Drakesbad, Lassen Volcanic Park Comment
  CAS-BOT-BC505280  Fritillaria atropurpurea Clare B. Hardham 1961-6-16 7470 Plumas Diamond Peak Comment
  SEINET10469562  Fritillaria atropurpurea Mary Susan Taylor 1981-1 Plumas Comment
  SEINET8478982  Fritillaria pudica A. Streshley 1976-3-21 s.n. Plumas Vacant lot along Green Street in portola. 1524 Comment
  UC1192017  Galium aparine Malcolm A. Nobs and S. Galen Smith 1949-8-19 1425 Plumas bog Indian Valley, Taylorsville (s end of valley) Comment
  SDSU9316  Galium asperrimum R. M. Beauchamp 1965-7-17 Plumas Growing in area beside Feather River, 0.5 mile north of Chester. Comment
  CHSC43364  Galium bifolium Lowell Ahart 1975-7-20 910 Plumas West of Bunker Hill Creek, about 1mile north of the Bunker Hill Mine, about 10 miles north-east of La Porte. 1828 Comment
  CHSC97195  Galium bifolium Lowell Ahart; John Dittes, Josephine Guardino 2007-6-8 14000 Plumas East side of an open rocky flat, 60 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis. 1965 Comment
  OBI76985  Galium bifolium Anthony Baniaga 2011-7-26 472 Plumas Lassen Natl Forest. Along F.S. 10, near jctn with "YA" spur. Red Cinder Quad T29N R7E sec 3 SE of SE 1787 Comment
  UC1075693  Galium bifolium Robert J. Weatherby 1955-6-26 1546 Plumas Mud Lake Lakes Basin Area (on volcanic cliff) 2194 Comment
  JEPS95123  Galium bolanderi Vernon Oswald and Lowell Ahart 1997-9-18 8877 Plumas 4.25 air mi w of Caribou (on Forest Road 26N25 to Mosquito Creek, 2.8 mi ne of its junction with 26N26 to Humbug Valley); Forest Road 26N25 1411 Comment
  UC1562587  Galium grayanum Barbara Ertter with Gary Schoolcraft 1989-7-3 8641 Plumas ca 1/2 mi below Red Rock lookout (ca 8 air mi s of Susanville) 2133 Comment
  POM69202  Galium trifidum Marcus E. Jones 1897-7-5 s.n. Plumas Prattville. 1372 Comment
  CHSC35271  Galium trifidum var. pacificum M. S. Taylor 1981-8-5 4171 Plumas In Indian Valley, S side of Hwy 206, 1.5 mi E of its jct with Hwy 89 just N of Cresent Mills. 1066 Comment
  CHSC40369  Galium trifidum var. pacificum Lowell Ahart 1985-7-3 5104 Plumas Where the South Fork of the Feather River flows into the lake, about 4 1/4 miles north-east of La Porte. 1584 Comment
  CHSC35262  Galium triflorum M. S. Taylor 1981-7-29 4150 Plumas Along creek crossing 25N42-Glournoy Grade, 0.2 mi N of North Branch of Ward Creek, ca. 5 air mi SE of Genesee. 1828 Comment
  POM367793  Galium triflorum Dorothy Davis 1923-7-24 s.n. Plumas Mohawk 1372 Comment
  CAS-BOT-BC169865  Garrya fremontii Lewis S. Rose 1954-5-30 54075 Plumas Johnsville 1600 Comment
  CHSC21285  Garrya fremontii F. T. Griggs; A. Pass 1975-8-2 300 Plumas Buck's Lake forest Service Survey Comment
  CHSC34293  Garrya fremontii M. S. Taylor 1981-8-18 4219 Plumas S side of 23N10, 0.2 mi w of Bell Creek, ca. 1.5 mi w of Sloat. 1371 Comment
  CHSC110613  Gayophytum diffusum subsp. parviflorum B. Castro; G. Kuenster 2006-8-4 1587 Plumas Northern High Sierra Nevada. West side of lower Thompson Valley 1.1 mi N of the mouth of McReynolds Creek at Red Clover Creek. 1674 Comment
  CHSC28703  Gayophytum diffusum subsp. parviflorum R. A. Schlising; C. A. Lawler 1979-8-22 3476 Plumas 7.9 mi W of Portola on Hwy 89, at jct with Delleker Road; at roadside and in ditches. Comment
  RSA60220  Gayophytum diffusum subsp. parviflorum E. K. Balls 1950-9-6 15694 Plumas 3.1 miles E of turn to Sloat, Hwy 24, between Quincy and Portola. 1250 Comment
  POM271771B  Gayophytum heterozygum Lyman Benson 1932-7-29 3994 Plumas Buck Lake. Sierra Nevada Mtn range. Feather River drainage. 2134 Comment
  RSA716798  Gayophytum heterozygum L. Ahart, John Dittes 2005-9-20 12448 Plumas On the S side of Forest Road 27N34, about 1 mile NE of Eisenheimer Peak, about 3/4 mile south of Wilcox Valley. 2050 Comment
  UC1122564  Gayophytum heterozygum G. T. Nordstrom 1934-7-10 214 Plumas 2 mi sw Gravel Range; Plumas National Forest, Bidwell Bar Quadrangle Comment
  SD130496  Gayophytum heterozygum Clarence R. Quick 1963-7-24 Plumas Cut over forest on shoulder of east-west ridge 1.5 miles east of Wheeler Peak. Comment
  CHSC62152  Gayophytum racemosum L. P. Janeway 1993-7-21 4467 B Plumas Plumas National Forest. Southwest side of Red Clover Valley, 0.9 mi southeast of Clover Valley Ranch; 200 ft south of the Beckwourth-Genesee Road along logging spur 24N66X. 1685 Comment
  POM271771A  Gayophytum ramosissimum Lyman Benson 1932-7-29 3994 Plumas Buck Lake. Sierra Nevada Mtn range. Feather River drainage. 2134 Comment
  CHSC75920  Gentiana calycosa G. F. Hrusa 1996-8-2 13428 Plumas The Sierra Nevada. At SW base of ridge between Argentine and Taylor Rocks, 1 mi. NW of Argentine Rock. On upper, sunny springline, forming tributary of Squirrel Creek. [Original lat./long. on label is '39 58 N; 120 47 W']. 1900 Comment
  CHSC97793  Gentiana calycosa L. P. Janeway 2007-8-12 9167 Plumas Northern High Sierra Nevada. Near Road 23N73Y 3.4 road km north of Oroville-Quincy Hwy and Grizzly Summit; 1.7 air km north-northwest of Grizzly Summit. 1652 Comment
  UC878534  Gentiana newberryi Mrs. A. L. Coombes Sep 1912 Plumas Big Meadows Comment
  JEPS114683  Gentianopsis simplex Lowell Ahart 2008-8-13 15178 Plumas North side 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
  JEPS95337  Geum macrophyllum Lowell Ahart 1994-6-17 7352 Plumas E side of Sly Creek, 1 mi N of Schwartz Meadow, 1 mi E of Sly Creek Reservoir 1097 Comment
  CHSC100873  Geum triflorum L. P. Janeway; B. Castro 2008-6-8 9394 Plumas Northern High Sierra Nevada. Lower end of Lower Thompson Valley, about 1.4 km north of Red Clover Creek and about 75 m southwest of the Thompson Valley Creek. 1666 Comment
  CHSC60491  Geum triflorum L. P. Janeway; Jannice Cutler 1992-5-21 4190 Plumas Plumas National Forest. East end of Dotta Neck in Dotta Canyon 4.0 mi southeast from the Beckwourth-Genesee Road. 1722 Comment
  JEPS113799  Gilia capillaris Lowell Ahart, John Dittes, Josephine Guardino 2007-6-8 13994 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
  CHSC9717  Gilia capitata Nancy Mosman 1971-7-11 85 Plumas 100 ft e of Feather River ca. 0.5 mi s of Hwy 70 and the Belden turnoff. 1025 Comment
  RSA63405  Gilia capitata subsp. mediomontana Verne Grant, Alva Grant 1948-6-13 8579 Plumas Lava Cap, 1 mile from Cascade on Oroville road. 1372 Comment
  CHSC105676  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
  RSA716588  Glyceria borealis L. Ahart 2005-9-19 12386 Plumas Below the high water line of Taylor Lake, on the east side of Taylor Lake, about 6 miles (air) southwest of Antelope Lake. 2081 Comment
  UCD85154  Glyceria elata S. Galen Smith; Malcolm A. Nobs 1949-8-20 1464 Plumas About 13 miles SW of Milford on road between Milford and Beckworth. Comment
  RSA716686  Gnaphalium canescens subsp. thermale L. Ahart, John Dittes 2005-9-19 12405 Plumas About 1 1/4 miles east of Kettle Rock, about 1 1/4 miles southeast of Taylor Lake. 1990 Comment
  CAS-BOT-BC307374  Gnaphalium palustre John Thomas Howell 1962-6-17 37661 Plumas Butterfly Valley, Sierra Nevada 1036 Comment
  CAS-BOT-BC307380  Gnaphalium palustre John Thomas Howell 1961-9-23 36876 Plumas Cooks Creek near Englemine, Sierra Nevada 1082 Comment
  CAS-BOT-BC307396  Gnaphalium palustre Mrs. E. C. Sutliffe 1921-10-1 s.n. Plumas Gold Lake Region Comment
  CDA14697  Gnaphalium palustre G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-24 3185 Plumas Mt. Hough-Crystal Lake Road at junction of Howells Road to Tollgate Creek, 2.5 miles northeast of Quincy Junction. 1280 Comment
  CHSC82082  Gnaphalium palustre L. P. Janeway 2001-7-25 7387 Plumas High Cascade Range. Southwest side of Lake Almanor, below high water line, about 100 m out; near Hwy 89 2.3 km north-northwest of Almanor West Road. 1372 Comment
  JEPS102560  Gnaphalium palustre Lowell Ahart 2001-10-16 9369 Plumas On the north side of a small stream, and on the NW side of Round Valley Reservoir, about 2 1/2 miles SW of Greenville. 1363 Comment
  JEPS33988  Gnaphalium palustre W. L. Jepson 1918-8-2 7779 Plumas Bedswith Pass Comment
  CHSC113933  Gratiola neglecta Lowell Ahart 2014-8-20 19717 Plumas Near springs on the east edge of Lake Almanor, about 200 yards north of the causeway across Lake Almanor, about 1-1/4 miles east of Chester. 1386 Comment
  CAS-BOT-BC182435  Hackelia John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54279 Plumas About 1.3 mi. southeast of summit of Mt. Hough on road to Quincy 2042 Comment
  CHSC88001  Hackelia amethystina Lowell Ahart; John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11159 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
  UC1063914  Hackelia micrantha E. Sawyer 1935-6-27 176 Plumas 3.7 mi n of Hawke; Plumas National Forest 1676 Comment
  CAS-BOT-BC508329  Hastingsia alba Mrs. Jos. Clemens 1920-6-17 s.n. Plumas Greenville 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
  CHSC34908  Helenium bigelovii M. S. Taylor 1981-7-21 4087 Plumas Along creek that feeds into Squirrel Creek, ca. 0.5 mi n of jct 401 and 25N42, ca. 3 mi n of Spring Garden. 1371 Comment
  UC1069448  Helianthella californica subsp. nevadensis C. W. Hanks 1934-8-9 24 Plumas mtns. n Sierra Valley; Plumas National Forest, Sierraville Quadrangle Comment
  CAS-BOT-BC314802  Helianthella californica var. nevadensis John Thomas Howell; Walter Knight; Irja Knight 1966-7-28 1651 Plumas Adjacent to Sweetwater Meadow, Butterfly Botanical Area and Vicinity 1127 Comment
  CAS-BOT-BC305668  Helianthus exilis A. R. Kruckeberg 1954-8-4 3699 Plumas Highway 89, w. shore of Lake Almanor 1676 Comment
  UC1597441  Hemizonella minima Mrs. R. M. Austin 1880-1 Plumas Big Meadows Comment
  CAS-BOT-BC55289  Hesperis matronalis M. S. Taylor 1982-6-9 4618 A Plumas Along Bucks Lake Road, ca. 0.25 mile northeast of Meadow Valley Inn. 1219 Comment
  CAS-BOT-BC55290  Hesperis matronalis F. H. Surber 1972-6-7 s.n. Plumas Dump, approximately 1 mile northwest of Greenville. Comment
  UC580732  Hesperochiron californicus E. Sawyer 1935-5-21 18 Plumas 2 mi. e. Beckwith Butte; Sierraville Quad. 1554 Comment
  UCD110550  Hesperolinon micranthum Lewis S. Rose 1967-7-11 67158 Plumas Mt. Hough Road, 2 mi. ne. of Quincy Junction. 1219 Comment
  UC641608  Hesperostipa comata subsp. intermedia G. L. Stebbins Jr. 1939-7-9 2927 Plumas 1 mi w Meadow View Ranger Station 1859 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
  JEPS114525  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 Reservoi 1600 Comment
  CAS-BOT-BC311017  Heterotheca oregona John Thomas Howell 1959-9-26 35077 A Plumas Feather River Canyon (north fork) 1 mile above 2000 ft. marker Comment
  CAS-BOT-BC311018  Heterotheca oregona John Thomas Howell 1974-9-19 50886 Plumas Near Rogers Flat on edge of Feather River Highway 609 Comment
  CAS-BOT-BC311072  Heterotheca oregona var. rudis John Thomas Howell 1961-9-23 36893 Plumas Englemine 1097 Comment
  JEPS108987  Heterotheca oregona var. rudis Lowell Ahart 2006-10-8 13390 Plumas On the north side of the North Fork of the Feather River, on the south side of Highway 70, about 1/8 mile southwest of Chambers Creek 622 Comment
  SEINET5708821 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
  SEINET5708822 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-BC319614  Hieracium albiflorum Walter Knight; Irja Knight 1966-9-12 1744 Plumas Fern Glen, Butterfly Botanical Area and vicinity 1097 Comment
  RSA286279  Hieracium albiflorum R. F. Thorne 1974-7-30 45013 Plumas Plumas National Forest: Butterfly Valley Botanical Area. 1158 Comment
  CAS-BOT-BC319613  Hieracium albiflorum W. R. Ernst 1957-8-9 205 Plumas Near Devils Kitchen, Mt. Lassen National Volcanic Park Comment
  CAS-BOT-BC318521  Hieracium bolanderi John Thomas Howell 1951-6-28 27716 Plumas Eureka Peak 2255 Comment
  CHSC61770  Hieracium gracile Vernon H. Oswald; Lowell Ahart 1993-8-25 5857 Plumas Lassen Volcanic National Park. North Arm of Rice Creek SE of Twin Mdws., just upstream from the S boundary of the park. 1987 Comment
  RSA0016766  Hippuris vulgaris Carl B. Wolf 1937-9-5 9293 Plumas Northern Sierra Nevada; Red Bluff-Susanville Road, 0.25 mile E of Chester. 1305 Comment
  RSA59459  Holcus lanatus E. K. Balls 1950-9-16 15875 Plumas 5 miles southeast of Graeagle, Sulphur Creek, highway 89. 1372 Comment
  SD149107  Holodiscus discolor Lowell Ahart 1986-7-8 5357 Plumas Open bare serpentine area, ca. 1 mi. NW of Pilot Peak, ca 14 mi. NE of La Porte. 1951 Comment
  CAS-BOT-BC150019  Holodiscus discolor var. discolor Lowell Ahart 1986-7-8 5357 Plumas Ca. 1 mi. NW of Pilot Peak, ca. 14 mi. NE of La Porte 1950 Comment
  CAS-BOT-BC150020  Holodiscus discolor var. discolor John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1967-7-10 2180 Plumas Mouth of Butterfly Creek 883 Comment
  UCD85415  Hordeum brachyantherum subsp. brachyantherum Lewis S. Rose 1968-6-10 68084 Plumas Quincy. 1036 Comment
  JEPS113678  Hordeum jubatum Lowell Ahart, Josephine Guardino 2007-7-20 14326 Plumas Strand of Lake Davis, about 100 yards west of Long Point, northeast side of Lake Davis 1763 Comment
  CAS-BOT-BC289439  Hordeum murinum subsp. leporinum John Thomas Howell 1975-7-22 51342 Plumas Quincy, Sierra Nevada 1036 Comment
  CAS-BOT-BC143350  Horkelia fusca Clare B. Hardham 1978-8-11 21795 Plumas SE. of Thompson Peak Comment
  RSA8012  Horkelia fusca subsp. parviflora H. A. Barker 1927-7-16 817 Plumas Blavisden. 1372 Comment
  UC595080  Horkelia fusca subsp. parviflora David D. Keck with X. and A. Gustafsson 1938-8-9 4904 Plumas 3 mi s Beckwith (on rd to Loyalton); Sierra Valley 1490 Comment
  JEPS40662  Horkelia fusca subsp. tenella John Thomas Howell 1926-7-26 2128 Plumas near Prattville; Potentilla 1371 Comment
  RSA34829  Horkelia fusca subsp. tenella Roxana S. Ferris, Laura Lorraine 1941-8-9 10423 Plumas At Lake Almanor Public Camp (near village) Comment
  CHSC117653  Horkelia fusca var. parviflora Lowell Ahart 2016-8-30 21325 Plumas On the west side of the meadow, south of the pond, about 100 yards west of the Pacific Crest Trail on Bunker Hill Ridge, about 1 1/2 miles (air) southeast of Pilot Peak. 2044 Comment
  CAS-BOT-BC143990  Horkelia fusca var. tenella Alice Eastwood 1927-6-17 14642 Plumas Long Valley, United States Forest Reserve Comment
  RSA77983  Horkelia tridentata Verne Grant, Alva Grant 1948-6-13 8581 Plumas Lava Cap, 1 mile from Cascade on Oroville road. 1372 Comment
  RSA268959  Horkelia tridentata subsp. flavescens J. R. Reeder, C. G. Reeder 1975-6-5 6678 Plumas 5 miles SE of Spring Garden in park like stand of Pinus ponderosa Comment
  UCD23358  Horkelia tridentata var. flavescens E. W. Jameson 1949-5-3 s.n. Plumas Expt. Station, Quincy. 1097 Comment
  CAS-BOT-BC536278  Horkelia tridentata var. tridentata Walter Knight; Irja Knight 1968-6-18 2339 Plumas 7 miles west of La Porte 1341 Comment
  UC1069093  Hydrophyllum capitatum var. alpinum E. Sawyer 1935-5-22 28 Plumas 1.25 mi ne Beckwith Butte; Plumas National Forest, Sierraville Quad. 1706 Comment
  OBI13928  Hydrophyllum occidentale Lewis S. Rose 1967-7-11 67166 Plumas Mt Hough, 1.3 mi from summit 2042 Comment
  POM147080  Hydrophyllum occidentale Alice Eastwood 1927-06 14630 Plumas United States Forest Reserve, Road from Long Valley to Greenville Comment
  CHSC21553  Hypericum anagalloides L. M. Mayer; D. E. Brink Jr. 1975-7-2 426 Plumas Bucks Lake Floristic Survey. Found in sw corner of the section in the moist ground around a seep. Comment
  JEPS107601  Hypericum formosum var. scouleri Lowell Ahart, Josephine Guardino 2005-8-10 12313 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
  JEPS115203  Hypericum formosum var. scouleri Lowell Ahart, John Dittes, Josephine Guardino 2009-7-22 16137 Plumas On the west side of Forest Service Road 27NO2K, east side of Long Valley, about 3.5 miles (air) west-southwest of Greenville, about 5.2 miles (air) southeast of Lake Almanor Dam 1606 Comment
  CHSC102110  Hypericum perforatum Lowell Ahart; John Dittes, Josephine Guardino 2009-7-29 16241 Plumas On damp bare soil, below the high water line of Lake Almanor, 1,849 feet northwest of Lake Almanor Dam. 1591 Comment
  CAS-BOT-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
  HSC22956  Ipomopsis aggregata John Pratt 1970-7-10 73 Plumas 1524 Comment
  CHSC44316  Ipomopsis aggregata subsp. formosissima Lowell Ahart 1974-7-30 565 Plumas West of Bunker Hill Creek, about 1/2 mile north of the Bunker Hill Mine, about 12 miles north-east of La Porte. 1828 Comment
  CHSC53144  Ipomopsis aggregata subsp. formosissima L. P. Janeway 1989-6-23 3391 Plumas Plumas National Forest. Upper slopes of ridge overlooking Crocker Cr from the east. 1767 Comment
  CHSC97305  Ipomopsis aggregata subsp. formosissima Lowell Ahart; John Dittes 2007-8-9 14447 Plumas About 100 yards east of the poor dirt road, about 1/2 mile south of Mount Ingalls, about 5 1/2 miles (air) northwest of the north end of Lake Davis. 2493 Comment
  HSC101676  Iris hartwegii Dillon North Davis 2013-6-6 41 Plumas 9.7 miles south on FS Road 25N17 from intersection with Highway 70. 1576 Comment
  RSA169431  Iris hartwegii Lewis S. Rose 1963-6-3 63119 Plumas Butterfly Valley, 2 miles SW of Keddie 1189 Comment
  SEINET4061631  Iris hartwegii O. M. Clark 1947-1 14320 Plumas Indian River Valley, north of Quincy. Comment
  UCD138749  Iris hartwegii Wayne Sorsoli 1952-5-30 3 Plumas 1/2 mile west of Crescent Mills. Comment
  JEPS88851  Iris tenuissima subsp. purdyiformis Carol A. Wilson 1993-4-30 93 -ph5 Plumas 1 mi n Elephant Ridge Tunnel (on Hwy 70, along the Feather River) Comment
  UC1174773  Iris tenuissima subsp. purdyiformis L. W. Lenz and E. K. Balls 1955-5-13 20699 Plumas between Tobin and Camp Rogers (along U.S. Hwy 40) 609 Comment
  JEPS116136  Isoetes bolanderi Lowell Ahart, John Dittes, Josephine Guardino 2009-7-29 16212 Plumas On wet to damp soil, bottom of a snow lake, on the south side of Forest Road 26N67F3, 1.2 miles (air) northeast of Rush Creek Hill, 2.6 miles (air) east-southeast of Caribou Powerhouse 1677 Comment
  CHSC37004  Iva axillaris M. S. Taylor 1982-8-27 5047 Plumas SW corner of jct of Hwy 70 and rd to Loyalton, in Vinton. 1493 Comment
  POM250773  Ivesia aperta var. aperta D. D. Keck, A. Gustafson 1938-8-9 4901 Plumas Beckwith (Beckwourth), Sierra Valley, 0.5 mile E of town 1500 Comment
  SEINET10483372  Ivesia sericoleuca Mary Susan Taylor, M. Foster 1981-6-3 Taylor 3853 Plumas T25N R14E sw sec 27, Crocker Mt quad. Jct of Beckwourth-Milford Rd and Squaw Valley Rd, in Squaw Valley, ca. 11 mi N of Beckwourth; elevation ca. 5600 ft. 1707 Comment
  UC1101036  Juncus bufonius Malcolm A. Nobs and S. Galen Smith 1949-8-18 1384 Plumas just s Chester (Last Chances Marshes at n end of Lake Almanor); Lake Almanor, Last Chances Marshes Comment
  CHSC99828  Juncus bufonius var. bufonius Lowell Ahart 2008-7-9 15064 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
  JEPS107946  Juncus bufonius var. bufonius Lowell Ahart, John Dittes 2005-9-19 12420 Plumas Along the west side of a good dirt road, about 1 1/4 miles east of Kettle Rock, about 1 1/4 miles southeast of Taylor Lake 1989 Comment
  CHSC84182  Juncus bufonius var. occidentalis Lowell Ahart 2003-7-18 10426 Plumas 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
  CHSC113860  Juncus covillei Lowell Ahart 2014-9-9 ' 9853 Plumas Below the high water line,on the sides of Sly Creek, Sly Creek Reservoir, about 7 miles (air) southwest of La Porte. 1069 Comment
  JEPS104093  Juncus drummondii Lowell Ahart 2003-10-17 10640 Plumas North side of rocks, ca 100 yd n of Humboldt Peak, ca 1/2 mi e of Humboldt Summit, ca 8 mi (air) ne of Butte Meadows. 2148 Comment
  CHSC91917  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
  JEPS107921  Juncus dubius Lowell Ahart, John Dittes 2005-9-19 12400 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
  CHSC52749  Juncus effusus subsp. pacificus L. P. Janeway 1990-8-29 3845 Plumas Plumas National Forest. Ca 0.1 mi W of Paradise Cr ca 3/4 mi S of Little Grizzly Cr. Between marshy area and dirt road. 1905 Comment
  UCD141509  Juncus effusus subsp. pacificus John Thomas Howell 1960-7-20 35770 Plumas Boiling Springs Lake. Lassen Volcanic National Park. 1798 Comment
  CHSC113846  Juncus ensifolius Lowell Ahart 2014-8-24 19735 Plumas On the west side of the dirt road, about one mile north of the bridge across the South Fork of the Feather River and the northeast part of Little Grass Valley Reservoir, about 5 miles (air) north of La Porte. 1563 Comment
  CHSC56896  Juncus ensifolius L. P. Janeway 1991-8-4 4122 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
  CHSC85674  Juncus ensifolius G. F. Hrusa; T. D. Wilfred 1996-8-2 13462 Plumas Sierra Nevada. On E side of Fells Creek immed. upstream from USFS 23N22 crossing. [Lat./long. on label is '39 53 N; 120 49 W']. 1650 Comment
  CHSC96983  Juncus ensifolius Lowell Ahart; Josephine Guardino 2007-7-21 14366 Plumas Along a small stream, near a spring, south of the dirt road, about 200 yards west of the intersection, about 1/2 mile (air) south of Bagley Pass, about 400 yards north of Lake Davis. 1787 Comment
  JEPS102710  Juncus ensifolius Lowell Ahart 2001-8-28 9193 Plumas Strand of Lake Almanor, west of the intersection of the dirt road to Last Chance Marsh and the poor dirt road that goes south along Lake Almanor to the causeway of Highway 36, about 3/4 mile NE of Chester. 1371 Comment
  RSA0118632  Juncus ensifolius Lowell A. Ahart 2014-8-24 19735 Plumas On the west side of the dirt road, about one mile north of the bridge across the South Fork of the Feather River and the northeast part of Little Grass Valley Reservoir, about 5 miles (air) north of La Porte. 1563 Comment
  SEINET13710065  Juncus ensifolius Lowell William Ahart, Lowell William Ahart 2001-1 9193 Plumas Lake Almanor, about 3/4 Mi. NE of Chester (T28N, R7E, sec 4, NE 1/4) 4500 Ft. 1372 Comment
  JEPS120757  Juncus exiguus Lowell Ahart 2013-8-23 19018 Plumas East of Bird Creek, about 1/2 air mile west of Monitor Flat, about 3 air miles northwest of Pilot Peak, about 9 air miles northeast of La Porte. Comment
  CHSC40259  Juncus hemiendytus Lowell Ahart 1985-7-11 5135 Plumas Below the high water line of Little Grass Valley Reservoir, where Black Rock Creek flows into the lake, about 4 miles northwest of La Porte. 1584 Comment
  CHSC87840  Juncus hemiendytus var. hemiendytus Lowell Ahart; John Dittes, Josephine Guardino, Robert Schlising 2004-6-14 11053 Plumas On the north side of a small meadow, about 50 yards north of the dirt road, road goes to Lake Davis, about 1/2 mile west of Lake Davis, about 11 1/2 miles (air) northeast of Slote. 1777 Comment
  CHSC100461  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. Near center of section 27. 1598 Comment
  UC1101094  Juncus macrandrus Malcolm A. Nobs and S. Galen Smith 1949-8-19 1438 Plumas Butterfly Valley Comment
  CHSC60618  Juncus mertensianus L. P. Janeway 1984-9-1 1102 Plumas Lakes Basin; north-facing slope above Round Lake. 2133 Comment
  CHSC73494  Juncus mertensianus B. Castro; L. Gehrung, H. Durio 1995-9-19 643 Plumas Tamarack Flat. Ca 2 air mi NW of Little Grass Valley Reservoir, on N side of USFS Rd 22N94, ca 2 road mi NW of its jcn with Lumpkin Ridge Rd (USFS Rd 22N27). In Tamarack Flat meadow. In NW portion of meadow, between cattle exclosure and perimeter fence. 1706 Comment
  CHSC97091  Juncus nevadensis Lowell Ahart; Josephine Guardino 2007-7-21 14380 Plumas In shallow water, bottom 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
  JEPS104589  Juncus nevadensis Lowell Ahart 2003-7-18 10421 Plumas On sides of a drainage in a meadow, on n side of road, ca 1/4 mile w of Lumpkin Ridge Road, ca 1 1/2 miles se of Tamarack Flat, ca 1 1/2 miles (air) nw of Little Grass Valley Reservoir dam, ca 4 1/2 miles (air) northwest of La Porte. 1709 Comment
  JEPS107932  Juncus nevadensis Lowell Ahart, John Dittes 2005-9-20 12428 Plumas On the west shore of Mud Lake, about 1/2 mile northeast of Eisenheimer Peak, about 3/4 mile south of Wilcox Valley 2029 Comment
  JEPS113847  Juncus nevadensis var. nevadensis Lowell Ahart, John Dittes 2007-8-9 14440 Plumas About 80 yards north of the road, on the north slope of Mount Ingalls, about 6 miles (air) northwest of the north end of Lake Davis 2551 Comment
  RSA715688  Juncus occidentalis L. Ahart, Josephine Guardino 2005-8-10 12309 Plumas Northeast of a small branch of Lights Creek, east side of forest road 27N54, about 5 1/2 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1822 Comment
  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
  CHSC53719  Juncus orthophyllus L. P. Janeway 1989-7-11 3473 Plumas Plumas National Forest. Forest along SW side of Red Clover Valley; ca 0.3 mi SW of Beckwourth-Genesee Road (rd 111) 11.5 mi from Beckwourth. Along border of creek. 1691 Comment
  CHSC80891  Juncus orthophyllus Lowell Ahart 2001-7-17 8899 Plumas Small meadow, on the south side of a poor logging road, part of a small branch of Butt Creek, about 2 1/2 miles (air) north of Humboldt Summit. 1828 Comment
  CHSC99222  Juncus parryi John Dittes; Josephine Guardino 2005-9-22 1294 Plumas Northern High Sierra Nevada Range; ca. 1.1 air-miles N of Taylor Lake, 0.7 air-mile E of Rattlesnake Peak, 0.3 air-mile W of Eisenheimer Peak, just east of FS Route 27N57; north-facing talus just below ridgeline. 2180 Comment
  SEINET3150963  Juncus phaeocephalus var. paniculatus E. K. Balls 1950-9-15 15841 Plumas N Fork Feather River, 6 miles NW of Chester 1402 Comment
  CHSC53720  Juncus tenuis L. P. Janeway 1989-7-11 3474 Plumas Plumas National Forest. Forest along SW side of Red Clover Valley; ca 0.3 mi SW of Beckwourth-Genesee Road (rd 111) 11.5 mi from Beckwourth. 1691 Comment
  HSC100816  Juncus tenuis Lowell Ahart, John Dittes 2009-7-13 16034 Plumas W side of Forest Service Rd. 27N98, headwater of Clear Creek, 2 (air) mi. N of Butt Valley Reservoir Dam, 3 (air) mi. SW of Lake Almanor Reservoir Dam. 1477 Comment
  UC1134329  Juniperus communis G. T. Nordstrom 1934-7-3 176 Plumas 1.75 mi n of Mt. Ararat (on rocky slope of Willow Cr.); Plumas National Forest, Bidwell Bar Quadrangle, Willow Cr. 1219 Comment
  SFV10463  Keckiella breviflora subsp. glabrisepala M. L. Vincent 1968-6-10 860 Plumas Sierra Nevada 1.5 miles south of Rock Creek Dam on North Fork Feather River. 685 Comment
  CAS-BOT-BC246160  Keckiella lemmonii David D. Keck 1932-7-6 1712 Plumas 3 mi. N of Keddie 1036 Comment
  CHSC21674  Keckiella lemmonii D. Brink; L. Mayer 1975-8-1 Plumas Buck's Lake Forest Service Survey. Comment
  UCR3599  Keckiella lemmonii Wm. Horn Jr. 1963-8-4 630804- 01 Plumas Northern Sierra Nevada Mtns, Plumas National Forest. Meadow Valley, edge of Schnieder Creek Road, 1 mi south of Meadow Valley Creek 1250 Comment
  CHSC33738  Kelloggia galioides M. S. Taylor; M. Foster 1981-7-14 4013 Plumas Saddle at ehad of Bullfrog Ravine, on both sides of 26N18, ca. 3 air mi NW of Indian Falls. 1645 Comment
  LA208505  Kelloggia galioides E. D. Merrill; 1929-7-13 Plumas Sierra Nevada, Silver Lake 1828 Comment
  RSA59348  Kelloggia galioides E. K. Balls 1950-9-2 15625 Plumas Road to Mt. Ingalls Lookout after leaving road from Ramelli to Walker Mine. 2104 Comment
  UC1552711  Kelloggia galioides Frederica Bowcutt 1985-6-6 573 Plumas about 15 air mi ne Quincy (along Red Clover Creek); Plumas National Forest Comment
  JEPS115876  Kyhosia bolanderi Lowell Ahart, John Dittes 2009-8-28 16352 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
  CAS-BOT-BC340346  Kyhosia bolanderi F. Cayot; Jardine; Hatton 1914-9-17 20 Plumas Plumas National Forest 1828 Comment
  CHSC113861  Lactuca serriola Lowell Ahart 2014-9-9 19861 Plumas On the north side of the gravel road, on the west side of Sly Creek Reservoir, about 9 miles (air) southwest of La Porte. 1126 Comment
  CHSC94779  Lactuca serriola Lowell Ahart 2006-10-8 13401 Plumas On the west bank of Chips Creek, south 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
  SBBG119862  Lagophylla ramosissima L. Ahart, J. Dittes 2003-8-8 10483 Plumas E side of Beckwourth Calpine Rd, ca. 3 mi S of Beckwourth, Sierra Valley 1482 Comment
  SEINET10474768  Lagophylla ramosissima Mary Susan Taylor 1982-6-28 Taylor 4766 Plumas T23N R14E nw/ne sec 27. Portola quad. Ramelli Ranch, between Calpine Rd (109), and cow pastures; s side of Hwy 70, ca. 1 mi w of Beckwourth. 4880 ft. Plumas National Forest property. 1487 Comment
  PASA1969  Lappula californica Margaret Stason 1932-6-22 Plumas Lake Almanor Comment
  CAS-BOT-BC337875  Lapsana communis John Thomas Howell 1974-9-19 50887 Plumas Quincy 1036 Comment
  CHSC91307  Lasthenia glabrata subsp. glabrata Lowell Ahart; John Dittes 2005-6-1 11843 Plumas On the bottom and sides of deep drain ditches, on both sides of Highway 70, east of the Plumas County Airport, about 3 miles east of Beckwourth. 1412 Comment
  JEPS107472  Lasthenia glabrata subsp. glabrata Lowell Ahart, John Dittes 2005-6-1 11843 Plumas On the bottom and sides of deep drain ditches, on both sides of Highway 70, east of the Plumas County Airport, about 3 miles east of Beckwourth 1412 Comment
  UC85250  Lathyrus brownii Mrs. R. M. Austin Jul 1876 29 Plumas near Quincy Comment
  SEINET5327297  Lathyrus lanszwertii var. brownii W. Harnach, N. Harnach 1990-5-12 296 Plumas Sierra Valley, S side of Correco Canyon rd. 1615 Comment
  CHSC91698  Lathyrus sulphureus G. F. Hrusa; S. Gamairi, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16288 Plumas Northern Sierra Nevada. Butterfly Valley Botanical Area: outside of bog. 1158 Comment
  SEINET6658652  Lathyrus sulphureus Lewis S. Rose 1967-6-12 67116 Plumas Butterfly Valley, ca 3 mi west of Keddie.; 0 1219 Comment
  UC170949  Lathyrus sulphureus H. M. Hall 1912-6-24 9267 Plumas Willow Creek Sierra Nevada Mountains 1371 Comment
  UC1069723  Layia glandulosa E. Sawyer 1935-6-6 75 Plumas 4 3/4 mi sse of Sugarloaf; Sierraville Quadrangle Comment
  RSA59373  Ledum glandulosum E. K. Balls 1950-9-9 15770 Plumas West of Lakes Center Public Camp. 2043 Comment
  CAS-BOT-BC527249  Lemna John Thomas Howell 1961-9-23 36854 Plumas Indian Valley, Sierra Nevada 1082 Comment
  CAS-BOT-BC537269  Lemna minor M. S. Taylor 1982-11-7 5106 Plumas Portola quad. Ramelli Ranch, on s side of Feather River, ca. 2 mi w of Beckwourth 1487 Comment
  RSA52922  Lemna minor R. Weatherby 1950-7-28 1486 Plumas Indian Creek, on road to Taylorsville. 1067 Comment
  SEINET10466001  Lemna minuta Mary Susan Taylor 1981-7-13 Taylor 4003 Plumas 6300 ft. T25N R16E ne/sw sec 31, Frenchman Lake quad; at spring, S side of spur rd ca. 0.5 mi N of Lookout Creek, ca. 1 mi N of 28N11, ca. 1.5 air mi NW of N tip of the Lake, ca. 15 air mi N of Chilcoot. 1920 Comment
  CAS-BOT-BC527294  Lemna trisulca Herbert L. Mason 1955-7-30 14638 Plumas Near Chester Comment
  SBBG119742  Lemna trisulca L. Ahart with J. Dittes, J. Guardino, R. Schlising, S. Chamberlain 2004-6-14 11067 Plumas S side of Forest Rd 24N10, ca. 0.25 mi W of Cow Crk, W of Lake Davis, ca. 9.25 mi NE of Sloat 1796 Comment
  CAS-BOT-BC88775  Lepidium appelianum John Thomas Howell 1962-6-19 37875 Plumas Sierra Nevada. Vinton. 1508 Comment
  CAS-BOT-BC88841  Lepidium campestre Lewis S. Rose 1963-6-3 63107 Plumas Butterfly Valley, 2 miles southwest of Keddie. 883 Comment
  CAS-BOT-BC88901  Lepidium densiflorum var. densiflorum A. C. Sanders; K. C. Rose 1999-6-18 22823 Plumas Domnigoni Valley. Upper Warm Springs Creek between Highway 79 (Winchester Road) and Scott Road. Domeigoni Ranch. 433 Comment
  CHSC40849  Lepidium perfoliatum K. R. Stern 1985-6-25 Plumas Vicinity of Blairsden. 1371 Comment
  SEINET11280982  Lepidium perfoliatum W. Harnach, N. Harnach 1989-6-17 148 Plumas Sierra Valley, Marble Lane, 200 feet W of the steel bridge. 1487 Comment
  CAS-BOT-BC12827  Lepidium perfoliatum David D. Keck 1932-7-3 1663 Plumas Quincy, within a few meters of the main street. At two localities 0.5 mile apart. 1065 Comment
  SEINET14162208  Leptosiphon ciliatus W. Harnach, N. Harnach 1990-6-19 403 Plumas Sierra Valley. N of Beckwourth, Genessee Road. 1585 Comment
  CDA42422  Lessingia leptoclada D. G. Kelch 2012-9-19 12 .373 Plumas Route 70 at North Fork of Feather River; 500 m south of turn-off to Pulga. Comment
  CAS-BOT-BC59612  Leucothoe davisiae Margaret Williams; Emily McPherson 1974-8-5 74 -P-3 Plumas Lakes Basin. near Silver Lake. 2034 Comment
  CAS-BOT-BC59614  Leucothoe davisiae Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region. Comment
  CAS-BOT-BC59616  Leucothoe davisiae Mary Strong Clemens 1919-11-1 s.n. Plumas Quincy. Comment
  CHSC21198  Leucothoe davisiae F. T. Griggs; A. Pass 1975-7-17 220 Plumas Bucks Lake. Comment
  JEPS103594  Leucothoe davisiae Lowell Ahart 2002-7-6 9842 Plumas On the S side of the dirt road and S of the large meadow, on Rock Island Ridge, ca 3/4 mile SE of Soapstone Hill and the Oroville Quincy Highway, ca 1 1/2 miles (air) NE of Four Trees. 1611 Comment
  SD46618  Leucothoe davisiae Robert J. Weatherby 1950-8-11 1523 Plumas Along springy area, Mt. Elwell, Lakes Basin area. 2225 Comment
  UC1121019  Leucothoe davisiae G. T. Nordstrom 1934-7-3 183 Plumas 2 mi nw of Mount Ararat (Plumas National Forest); Plumas National Forest 1615 Comment
  CAS-BOT-BC444172  Lewisia nevadensis Lowell Ahart 1983-7-20 4199 Plumas About 1/4 mile east of the Feather Fork Mine, about 5 1/2 miles north of La Porte 1800 Comment
  CHSC63265  Lewisia nevadensis Lowell Ahart 1994-6-15 7338 Plumas About 200 yards east 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
  SEINET5336487  Lewisia rediviva D. Neal 1960-5-7 R- 32 Plumas E of Hwy 395, ca. 10 mi S of Doyle Moist Swale. 1463 Comment
  CAS-BOT-BC283805  Leymus cinereus John Thomas Howell 1955-7-19 30796 Plumas Vinton 1505 Comment
  RSA88107  Leymus cinereus J. T. Howell 1951-8-21 28237 Plumas Near Clio; Sierra Nevada Comment
  RSA129540  Leymus condensatus E. Sawyer 1935-6-14 103 Plumas 3/4 mile W. of Sugarloaf; Sierraville 1524 Comment
  UC1137639  Leymus triticoides R. W. Saarni 1939-7-9 156 Plumas e Dixie Mt.; Sierraville Quadrangle, Last Chance Valley 1706 Comment
  CDA14757  Ligusticum grayi G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-25 3321 Plumas Diamond Mountain Road 2.8 miles north-northeast of Engle Mine townsite. 1341 Comment
  CHSC65372  Ligusticum grayi Lowell Ahart 1995-8-13 7641 Plumas On the north side of Onion Valley, east of Quincy La Porte Road, about 1 mile North-west of Pilot Peak. 1828 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
  CAS-BOT-BC509326  Lilium kelleyanum Anna Head 1921-7-6 s.n. Plumas Lake Center Camp, Feather River Region Comment
  CAS-BOT-BC509332  Lilium kelleyanum Clarence R. Quick 1934-7-4 s.n. Plumas Headwaters of Clear Creek Comment
  CAS-BOT-BC509346  Lilium kelleyanum Mrs. A. H. Rodda 1932-7-1 s.n. Plumas Gold Lake Comment
  RSA89859  Lilium pardalinum Lee W. Lenz 1954-6-8 19135 Plumas 3.5 miles north of Beldon on road to Caribou Comment
  UC1134646  Lilium washingtonianum subsp. washingtonianum G. T. Nordstrom 1934-7-10 211 Plumas 2 mi sw Gravel Range; Plumas National Forest, Bidwell Bar Quad. 1524 Comment
  CAS-BOT-BC133085  Lilium washingtonianum subsp. washingtonianum David D. Keck 1932-7-3 1644 Plumas Hillside south of town, Quincy, in the Northern Sierra Nevada 1220 Comment
  JEPS62040  Lilium washingtonianum subsp. washingtonianum John W. Duffield 1937-7-18 Plumas above and w Meadow Valley (Schneider Creek); Schneider Creek Comment
  SEINET10496791  Linanthus ciliatus Mary Susan Taylor 1982-5-27 Taylor 4554 Plumas T24N R8E ne sec 23. Bucks Lake NE quad. W side of Deans Valley Rd (24N29), ca. 0.7 mi s of its jct with Bucks Lake Rd, ca. 1 mi e of Meadow Valley. 3800 ft. 1158 Comment
  CDA32035  Linaria vulgaris J. Dittes 2005-9-3 1296 Plumas Northern High Sierra Nevada Range; 8.3 air-miles S of diamond Mt., 4.6 air-miles WxNW of Antelope Lake Dam, 2.7 air-miles NE of Taylor Lake; ca. 0.5 air-mile east of intersection of FS Routes 27N090 and 27N56; Moist meadow just west of northern tributary drainage of Hungry Creek Comment
  UCD14624  Linum lewisii var. lewisii Nathan Horn 1989-5-18 13 Plumas Plumas Co.; along the south side of Highway 70; 1487 Comment
  CHSC46543  Listera convallarioides Lowell Ahart 1976-7-16 1174 Plumas About 5 miles north-west of Little Grass Valley Reservoir, about 1 mile west of Fowler Peak. 1828 Comment
  RSA794953  Listera convallarioides Lowell A. Ahart, John Dittes 2009-7-28 16196 Plumas Seeps, slope northwest of mine, west above Forest Service Road 27N28Y, 2.9 air miles northwest of Butt Valley Reservoir Dam. 1582 Comment
  SEINET10529564  Listera convallarioides John G. Lemmon Lemmon s.n. Plumas Comment
  SEINET10483004  Lithophragma Mary Susan Taylor 1982-5-6 Taylor 4411 Plumas T24N R8E se/sw sec 13. Bucks Lake NE quad. On wet clayey serpentine ridge, ca. 3/4 mi ne of 24N29, ca. l mi e of Meadow Valley. 3800 ft. 146 Comment
  POM222844  Lithophragma glabrum M. Canby 1929-5-12 129 Plumas 15 miles W of Portola Comment
  RSA101465  Lithophragma glabrum R. Weatherby 1955-7-2 1573 -a Plumas Creek below Bear Ridge. Near Taylor Lake. 1982 Comment
  CAS-BOT-BC443343  Lithophragma parviflorum Alice Eastwood 1927-6-1 14481 Plumas Forest Lodge, Greenville Comment
  CAS-BOT-BC443344  Lithophragma parviflorum Elmer I. Applegate 1934-5-6 8903 Plumas Near and south of Mohawk Comment
  CAS-BOT-BC428426  Lithophragma tenellum Rimo Bacigalupi 1927-7-11 1697 Plumas Grassy Lake Meadows near Bear Lake, Gold Lake Region 1889 Comment
  CAS-BOT-BC428432  Lithophragma tenellum Alice Eastwood 1927-6-1 s.n. Plumas United States Forest Reserve. Forest Lodge, Greenville Comment
  JEPS95402  Lithophragma tenellum Lowell Ahart 1994-6-15 7325 Plumas 1 air mile W of Little Grass Valley Reservoir (200 yds E of a logging road, near the intersection of Lumpkin Ridge Road and the road to Tamarack Flat) 1767 Comment
  UC175287  Lithophragma tenellum H. M. Hall 1912-7-12 9346 Plumas Long Lake; Sierra Nevada Mountains, Long Lake 2072 Comment
  CAS-BOT-BC317311  Lithospermum californicum Alice Eastwood 1927-6-14 14582 Plumas United States Forest Reserve. Forest Lodge near Breenville.. Comment
  CAS-BOT-BC317308  Lithospermum californicum Mrs. H. C. Cantelow 1941-5-21 s.n. Plumas Road to Meadow Valley, about 8 miles W of Quincy. 1173 Comment
  SD6718  Lithospermum ruderale Mrs. R. M. Austin 1879-1 Plumas Big Meadows Comment
  UC573498  Lithospermum ruderale E. Sawyer 1935-6-27 175 Plumas 3.7 mi n Hawks 1676 Comment
  CAS-BOT-BC269065  Lolium perenne John Thomas Howell 1961-6-21 36619 Plumas Greenville 1097 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
  SD7631  Lomatium nudicaule Daniel Cleveland Jul 1882 Plumas Big Meadows Comment
  POM186424  Lomatium nudicaule D. D. Keck 1932-7-5 1711 Plumas Quincy, at mouth of water supply company to the left hand just south of town 1067 Comment
  SEINET7880165 Image available Lomatium nudicaule E. Sawyer 1935-1 134 Plumas 4 1/2 miles N.N.E. of Crow Sec. 27 T. 25N. R. 14E. Comment
  CHSC65095  Lonicera conjugialis Vernon H. Oswald; Lowell Ahart 1995-7-24 7103 Plumas Caribou Wilderness N of Chester, at the SW end of Indian Mdw. On the trail from Hay Mdw. To Beauty Lake. 1950 Comment
  JEPS114359  Lonicera conjugialis Lowell Ahart 2008-8-14 15214 Plumas West of the small stream, northwest of the meadow (swamp, bog), about 300 yards north of the paved road, about 1/2 mile west of the bridge where the South Fork of the Feather River flows into Little Grass Valley Reservoir, about 4 1/2 miles (air) north of 1597 Comment
  RSA101488  Lonicera involucrata R. Weatherby 1955-6-26 1557 Plumas Near Lakes Ranger Station, Lakes Basin. 1982 Comment
  RSA7999  Lotus nevadensis H. A. Barker 1927-7-1 759 Plumas Blairsden 1372 Comment
  SEINET6655549  Lotus nevadensis Duane Isely, Isabelle Isely 1971-7-13 11398 Plumas Spring Garden.; 0 1216 Comment
  CDA13374  Lotus nevadensis var. nevadensis G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-15 13223 Plumas Sierra Nevada; at inter. of Hwy. 70 & Sloat Rd. approx. 3 m. E of Spring Garden. Comment
  JEPS114366  Lotus purshianus var. purshianus Lowell Ahart 2008-9-10 15381 Plumas On the sides of Onion Valley Creek, in the northeast part of Onion Valley, about 3/4 mile northwest of Pilot Peak, about 1/2 mile east of the Quincy La Porte Road, about 9 1/2 miles (air) northeast of La Porte 1916 Comment
  UC207663  Lotus purshianus var. purshianus H. M. Hall 1912-8-5 9387 Plumas Marston Sierra Nevada Mountains Comment
  POM253372  Lotus unifoliolatus A. A. Heller 1938-7-2 L- 5243 Plumas Feather River Highway near Grays Flat. 869 Comment
  CDA14583  Lotus wrangelianus G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-22 3066 Plumas headwaters of south Fork Feather River, 10.6 miles northeast of La Porte on La Porte-Quincy Road. 1889 Comment
  UCD107090  Ludwigia palustris G. F. Hrusa 1992-10-8 10500 Plumas Middle of Smith Lake, ca. 2 m. from Snake Lake near Quincy. Comment
  RSA239225  Ludwigia palustris var. pacifica Robert F. Thorne, L. DeBuhr, C. W. Tilforth 1972-9-20 42319 Plumas Plumas National Forest: Snake Lake ca. 4 miles NW of Quincy. 1220 Comment
  JEPS85670  Lupinus John Thomas Howell 1926-7-30 2154 Plumas Prattville 1310 Comment
  JEPS48769  Lupinus John Warren Duffield 1937-5-27 Plumas Meadow Valley , Grubstake Flats (Grubstake Flats, sw Plumas Co.) Comment
  SEINET194918  Lupinus acutilobus A. A. Heller 1942-5-8 16455 Plumas Virgiliam, along state highway 24. Comment
  SEINET10544016  Lupinus albicaulis subsp. shastensis Duane Isely, I. Isely 1971-7-13 Isely 11395 Plumas Abundant, roadsides; plants to 3 ft with no basal leaves; flowers dull Ochroleucous, soon tan; all pteals recurved ca 90 degrees; standard abruptly Recurved, darker than other petals, not conspicuous 1216 Comment
  RSA32781  Lupinus albicaulis subsp. wolfianus A. A. Heller 1938-7-14 15161 Plumas Near Gray's Flat on the Feather River Highway. 869 Comment
  CDA27355  Lupinus albicaulis var. shastensis G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-23 3084 Plumas East of Lariat Motel, East Quincy. Comment
  SBBG21929  Lupinus andersonii D. Myrick 1964-7-22 904 Plumas Drakesbad-Mineral Rd 1524 Comment
  CHSC52417  Lupinus angustiflorus L. P. Janeway 1990-7-12 3795 A Plumas Plumas National Forest. Along top of Eureka Ridge ca 0.5 mi south of the head of Bear Cr. 2103 Comment
  CHSC70011  Lupinus arbustus L. P. Janeway 1997-5-7 5111 Plumas Along Beckwourth-Genesee Road; on northeast side of Red Clover Creek 2.9 mi southeast of Indian Creek. 1249 Comment
  UC177220  Lupinus arbustus H. M. Hall 1912-7-10 9328 Plumas Long Lake; Sierra Nevada Mountains, Long Lake 2042 Comment
  SEINET10484736  Lupinus arbustus subsp. silvicola Mary Susan Taylor 1982-8-18 Taylor 5016 Plumas T25n,r12e,sec.28 se 1/4 ne 1/4. Mount ingalls quad. Corolla pale blue. Mount Ingalls summit, ca 9 air miles ne of sloat. Montane coniferous forest; with Pinus monticola, arctostaphylos nevadensis 2551 Comment
  CAS-BOT-BC196345  Lupinus argenteus var. argenteus L. P. Janeway 1990-7-2 3755 Plumas Ca 100 ft west of Paradise Cr and ca 3/4 mi south of Little Grizzly Cr. 1889 Comment
  CAS-BOT-BC208801  Lupinus argenteus var. heteranthus G. H. True 1938-7-6 s.n. Plumas Top of Milford Grade Comment
  CHSC41198  Lupinus argenteus var. meionanthus J. D. Jokerst 1984-7-10 2087 Plumas In rocky spur ridge that descends down into the canyon of Indian Creek just south of Rattlesnake Ravine, between creek and Indian Cr. Road at E end of Genesee Valley. 1234 Comment
  CHSC106216  Lupinus breweri var. breweri Arthur C. Barrett 1915-7-13 25 Plumas Plumas National Forest. Lone Rock Valley. 1676 Comment
  RSA60030  Lupinus confertus E. K. Balls 1950-9-1 15580 Plumas Mohawk Ranger Station, off Hwy 24 and 98 to Reno. 1372 Comment
  SEINET10870976  Lupinus confertus Charles Piper Smith 1921-7-16 Smith 3433 Plumas Taylorsville - lower indian creek bridge. 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-BC215358  Lupinus dalesiae M. S. Taylor 1982-5-27 4557 Plumas S side of Bucks Lake, Spanish Creek Road, 2.6 miles SW of its jct with Highway 70 in Quincy 1097 Comment
  CAS-BOT-BC215361  Lupinus dalesiae M. S. Taylor 1982-6-16 4688 Plumas W side of 24N13, 0.5 mile S of its junction with Quincy-LaPorte Road, ca. 4 air miles SE of Quincy 1645 Comment
  CAS-BOT-BC215389  Lupinus dalesiae M. S. Taylor 1982-6-16 4685 A Plumas Both sides of 24N13, ca. 1.0 mile N of its junction with Willow Creek Road (23N90), ca. 4 air miles SE of Quincy 1645 Comment
  CHSC35907  Lupinus dalesiae M. S. Taylor 1982-6-24 4752 Plumas N side of ridge at entrance to Gansner Park from Hwy 70, Quincy. 1066 Comment
  CHSC35912  Lupinus dalesiae M. S. Taylor 1982-6-17 4689 Plumas S side of 23N44Y, 0.2-0.3 mi w of its jct with Bell Bar Creek Rd (23N50Y), ca. 2 air mi sw of Sloat. 1493 Comment
  CHSC36198  Lupinus dalesiae M. S. Taylor 1982-6-2 4597 Plumas Along 23N11, on loop through Cogswell Ravine, on roadcut and upslove in disturbed areas, 3.2 mi ne of Jackson Creek Campground, ca. 5 air mi n of Mohawk. 1737 Comment
  JEPS125807  Lupinus dalesiae William Harnach 2004-4-11 1156 Plumas End of Forest Knoll Road at the top of the hill, Quincy, CA Comment
  JEPS85927  Lupinus dalesiae L. P. Janeway 1990-6-4 3693 Plumas ridge between Little Long Valley Cr. and McDermott Ridge Plumas National Forest, Beckwourth Ranger District (on cutbank of rd 23N12, 0.5 mi N of where the rd. rounds the ridge) 1676 Comment
  RSA104638  Lupinus dalesiae Joseph Clemens 1920-6-3 s.n. Plumas Greenville Comment
  RSA188452  Lupinus dalesiae L. S. Rose 1967-6-12 s.n. Plumas Quincy. 1067 Comment
  RSA300982  Lupinus dalesiae M. L. Conrad, David B. Dunn, LeDoux 1973-6-5 7058 Plumas 5.2 miles west of jct. of Hwy 70 and Meadow Valley Road in Quincy. Comment
  UC1075580  Lupinus dalesiae E. K. Balls and L. W. Lenz 1956-6-20 21844 Plumas U.S. Hwy Quincy to Portola 2 mi se Spring Garden; se of Spring Garden 1249 Comment
  UC1502136  Lupinus dalesiae M. S. Taylor 1982-6-2 4597 Plumas along 23N11 on loop through Cogswell Ravine (3.2 mi ne of Jackson Creek Campground, ca 5 air mi n of Mohawk); Johnsville Quad., Cogswell Ravine 1737 Comment
  UC1552819  Lupinus dalesiae Frederica Bowcutt 1985-5-16 522 Plumas Plumas National Forest Comment
  UC1552820  Lupinus dalesiae Frederica Bowcutt 1985-5-16 524 Plumas Plumas National Forest Comment
  UC665283  Lupinus dalesiae Elmer I. Applegate 1934-5-3 8907 Plumas 6 mi nw Quincy; nw of Quincy Comment
  UCD107623  Lupinus dalesiae G. F. Hrusa 1997-5-30 13827 Plumas at edge of power lines, on E side of Rattlesnake Creek, immed. S of Hwy 70 approx. 15 mi. E of Quincy. Sierra Nevada. 1350 Comment
  UCD107625  Lupinus dalesiae L. P. Janeway 1990-6-8 3706 Plumas Plumas National Forest, Beckwourth Ranger District. Little Long Valley; along rd 23N12 ca. 0.6 of jct with rd 23N51. 1722 Comment
  CAS-BOT-BC215409  Lupinus dalesiae John Thomas Howell; Gordon H. True 1968-6-10 44559 Plumas Just N of Garner Park, Quincy 1036 Comment
  SEINET10452047  Lupinus dalesiae Mary Susan Taylor 1982-5-25 Taylor 4528 Plumas T23N R11E ne/se sec 17. Blue Nose Mt quad. On steep rdbk, w side of Peoria Creek Rd (23N10), 2.5 mi w of its jct with Poplar Cr near Sloat. 4400 ft. Jeffrey Pine Forest. 1341 Comment
  SEINET10490334  Lupinus grayi J. C. Downey 1964-6-28 Downey 12 Plumas Crescent mill. Host lupine (b) hirsute. 1082 Comment
  UC726036  Lupinus grayi A. A. Heller 1938-5-30 15134 Plumas along the Feather River Highway #24 near Rich Bar; along the Feather River Highway #24, near Rich Bar 762 Comment
Read comments
Aug 1 2007
  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
  CHSC117792  Lupinus lepidus var. confertus B. Castro; Members of Plumas CRM reveg committee 2007-6-26 1652 Plumas Northern High Sierra Nevada. Plumas National Forest. Jordan Flat, on flood plain at confluence of Jordan Creek with Last Chance Creek. Ca 8.5 air mi SE of Milford, 4.8 mi SW of Hwy 395 and 10 mi NW of Doyle. 1773 Comment
  CHSC37521  Lupinus lepidus var. confertus M. S. Taylor 1982-8-10 4960 Plumas N side of Hwy 89, s end of Lake Almanor, ca. 1 mi w of Canyon Dam. 1371 Comment
  JEPS113617  Lupinus lepidus var. confertus 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
  SJSU11970  Lupinus lepidus var. confertus N. A. Hopkins 1970-9-19 363 Plumas W side of Sierra Valley just N of Sierra county line 1371 Comment
  SBBG67021  Lupinus obtusilobus R. M. Austin -Apr-1877 Plumas American Valley Comment
  CHSC92281  Lupinus onustus John Dittes; Josephine Guardino 2005-6-4 1145 Plumas Northern High Sierra Nevada Range; Drainage of East Branch Lights Creek; ca. 12.3 air-miles northeast of Taylorsville, ca. 5.7 air-miles southwest of Diamond Mountain, ca. 4.2 air-miles southeast of Indicator Peak; south-facing slope ca. 850' north of confluence of East Branch Lights Creek and Morton Creek, ca. 1,232' northeast of junction of FS Road 28N03 and County Road 213. 1373 Comment
  RSA414439  Lupinus onustus Christopher Davidson 1975-6-7 2736 Plumas 4.6 mi N of Greenville on Hwy 89 1238 Comment
  SEINET10484150  Lupinus polyphyllus subsp. superbus Mary Susan Taylor 1982-7-7 Taylor 4787 A Plumas T22N R12E sw/ne sec 9. Johnsville quad. Jct of Hwy 70 and Mohawk turnoff, at Mohawk Ranger Station, ca. 1 mi w of Blairsden. 4400 ft. 1341 Comment
  SEINET8059932  Lupinus polyphyllus var. burkei A. A. Heller, P. B. Kennedy 1907-7-15 8858 a Plumas Near mouth of Little Grizzly creek below Genessee Comment
  SEINET10490234  Lupinus sellulus var. artulus Mary Susan Taylor 1982-7-14 Taylor 4831 Plumas Corolla pale blue. Near jct. Of 27n92 and 26n18 in Long Valley around creek, ca 4 air mi wWof Greenville. Dry roadside in hardpacked Soil. 1676 Comment
  SEINET10490878  Lupinus sellulus var. sellulus Duane Isely, I. Isely 1971-7-13 Isely 11403 Plumas At sulphur creek, st #89, s blairsden, 15 mi. N intersection st #89 and #49. Fls pale violet; standard with eye-spot. Comment
  RSA232876  Lupinus stiversii L. S. Rose 1968-6-12 68111 Plumas Feather River Canyon, 4 mi. w. of Belden. 610 Comment
  UCD109583  Lupinus stiversii June McCaskill 1954-5-31 331 Plumas at roadside above Feather River, State Highway 24 (U.S. Alt. 40), ca. 2 miles north of Storrie. Comment
  CHSC108043  Luzula cascadensis L. P. Janeway; B. Castro 2011-10-2 10756 Plumas Northern High Sierra Nevada. North side of Little Grass Valley Reservoir about 5.8 air km north of La Porte; southeast edge of a knoll that trends southward to the lake; about 5-10 m above high water line. 1542 Comment
  CHSC108104  Luzula cascadensis Lowell Ahart 2011-9-20 17687 Plumas Moist 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
  JEPS124404  Luzula cascadensis Lowell Ahart 2015-7-4 20280 Plumas About 1/2 mile west of the 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
  CAS-BOT-BC436593  Luzula cascadensis Clare B. Hardham 1970-8-8 17703 F Plumas Road to Thompson Peak Lookout 2133 Comment
  CAS-BOT-BC436594  Luzula cascadensis Marcus E. Jones 1897-7-2 s.n. Plumas Near Prattville at Clear Creek 1524 Comment
  UCSB46162  Luzula comosa Reisentz, Paul 1979-5-12 Plumas at Lewisia Rock; 3 miles south of Beldon; on Highway 70 Comment
  HSC102788  Luzula comosa var. comosa L. Ahart 2008-8-13 15183 Plumas About 1.75 air miles S of Little Grass Valley Reservoir, ~1.0 mi. NE of La Porte, west of East Branch Creek, on the western side of La Porte Rd. 1614 Comment
  CAS-BOT-BC436676  Luzula comosa var. laxa John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-23 54173 Plumas Sierra Nevada: Long Valley at road to Maxwell Mine 1633 Comment
  CAS-BOT-BC436681  Luzula comosa var. laxa George W. Gillett 1957-7-17 787 Plumas Lassen Volcanic National Park. Gully running into the inlet of Willow Lake 1767 Comment
  CHSC98352  Luzula macrantha L. P. Janeway 2007-6-3 9008 Plumas Northern High Sierra Nevada. Eastern end of Red Mountain, along the high exposed rocky ridgeline. 1929 Comment
  CHSC76151  Luzula parviflora G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-26 3342 Plumas 0.75 mile east of Bucks summit on Bucks Lake Road. 1600 Comment
  POM75872  Lysimachia thyrsiflora Marcus E. Jones 1897-7-5 s.n. Plumas Prattville. 1372 Comment
  CHSC40636  Lythrum portula Lowell Ahart 1985-9-26 5176 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
  RSA0118927  Lythrum portula Lowell Ahart 2014-8-24 19739 Plumas South side of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles, (air) north of La Porte. 1533 Comment
  RSA755217  Madia bolanderi L. Ahart, John Dittes 2009-8-28 16352 Plumas N side of Forest Service Road 27N98, headwater of Clear Creek, about 2 air miles N of Butt Valley Reservoir Dam, about 3 air miles SW of Lake Almanor Reservoir Dam. 1477 Comment
  CDA15408  Madia glomerata G. F. Hrusa 1996-8-22 13535 Plumas Sierra Valley; at intersection of Antelope Valley Rd. & Hwy 49. Comment
  CHSC34880  Madia glomerata M. S. Taylor 1981-8-31 4253 Plumas S side of Hwy 89, ca. 0.5 mi s of Clio. 1341 Comment
  CAS-BOT-BC342843  Madia glomerata Roxana S. Ferris; Laura Lorraine 1941-8-9 10430 Plumas Meadow at Lake Almanor Public Camp. (near village) Comment
  CAS-BOT-BC342844  Madia glomerata Anna Head 1921-8-3 s.n. Plumas On trail to Gold Lake, Feather River Region Comment
  CAS-BOT-BC342852  Madia glomerata David D. Keck 1938-8-9 4900 Plumas Beckwith (Beckwourth), 0.5 mi. W. of town 1525 Comment
  CAS-BOT-BC342864  Madia glomerata Lowell Ahart 1977-9-10 s.n. Plumas Sutter Buttes Area. 2 miles west of PIlot Peak 1900 Comment
  CAS-BOT-BC343272  Madia gracilis John Thomas Howell 1962-6-17 37660 Plumas Butterfly Valley 1036 Comment
  CAS-BOT-BC343255  Madia gracilis Alice Eastwood 1927-6-18 14690 Plumas United States Forest Reserve. Greenville Comment
  CAS-BOT-BC512090  Maianthemum racemosum subsp. amplexicaule Anna Head 1920-6-13 s.n. Plumas Lake Center Camp; Feather River Region 1920 Comment
  CHSC21565  Maianthemum stellatum D. E. Brink Jr.; L. M. Mayer 1975-7-3 Plumas Bucks Lake Floristic Survey. Comment
  RSA0091377  Maianthemum stellatum Bonnie C. Templeton 1968-1 11296 Plumas [No location data on label. Possibly Trinity County.] Comment
  SD79045  Maianthemum stellatum R. Mitchel Beauchamp 1965-7-17 Plumas Growing in shady area in field subject to flooding by the Feather River, I(c) mile north of Chester. Comment
  UCSB46166  Marsilea vestita Reisentz, Paul 1979-5-13 Plumas Near Chambers Creek, 6 mi S of Beldon on Hwy 70. Comment
  JEPS116142  Marsilea vestita subsp. vestita Lowell Ahart, John Dittes 2009-9-7 16373 Plumas Below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam 1591 Comment
  CAS-BOT-BC348171  Matricaria discoidea John Thomas Howell 1955-7-19 30801 Plumas Vinton 1505 Comment
  CHSC20814  Medicago sativa K. R. Stern 1975-7-24 5828 Plumas E shore of Lake Almanor. 1371 Comment
  CAS-BOT-BC269223  Melica aristata John Thomas Howell 1960-7-17 35486 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  CAS-BOT-BC269224  Melica aristata John Thomas Howell 1976-7-15 51864 Plumas Snake Lake, about 4 miles north-west of Quincy 1219 Comment
  CHSC107906  Melica aristata L. P. Janeway 2011-8-23 10671 Plumas Northern High Sierra Nevada. Plumas National Forest; north side of Road 22N50Y 0.7 road km east of Road 22N60; 2.4 air km east-northeast of the northeast corner of Little Grassy Valley Reservoir. Small grassy openings in north-facing slopes. 1719 Comment
  CAS-BOT-BC282089  Melica fugax John Thomas Howell; et al. 1967-6-12 1953 Plumas Butterfly Botanical Botanical Area and Vicinity. Fern Glen 1097 Comment
  CHSC41427  Melica fugax Lowell Ahart 1986-7-8 5346 Plumas About 1 mile north-west of Pilot Peak, about 14 miles north-east of La Porte. 1981 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
  CHSC65149  Melica fugax Vernon H. Oswald; Lowell Ahart 1995-7-24 7125 Plumas High Cascade Range. N of Chester on Forest Road 30N25 (to Hay Mdw. Trailhead), 0.5 mi NW of Forest Route 10. 1920 Comment
  CHSC98306  Melica fugax L. P. Janeway 2007-6-3 9005 Plumas Northern High Sierra Nevada. Eastern end of Red Mountain, along the high exposed rocky ridgeline. Weathered reddish serpentine; gravelly flats around rock outcroppings. 1929 Comment
  CAS-BOT-BC264172  Melica subulata Gordon H. True; John Thomas Howell; Walter Knight; Irja Knight 1969-6-24 2629 Plumas Vicinity of Pond Reservoir, Butterfly Botanical Area and Vicinity 1082 Comment
  RSA201358  Melica subulata J. T. Howell 1960-7-23 35965 Plumas Dream Lake, Drakesbad 1677 Comment
  CDA4209  Melilotus officinalis T. C. Fuller 1959-7-6 4301 Plumas Northeast of Lake Almanor, 2 miles west of Clear Creek Junction. 0 Comment
  RSA795731  Mentha arvensis L. Ahart, John Dittes, Josephine Guardino 2009-7-21 16121 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
  CDA32019  Mentha canadensis L. Ahart, J. Dittes, J. Guardino 2009-7-29 16243 Plumas Below the high water line of Lake Almanor, 1,849 feet northwest of Lake Almanor Dam. Comment
  SD46649  Mentha canadensis Robert J. Weatherby 1950-7-28 1498 Plumas Border of Smith Lake near Quincy. 1250 Comment
  RSA101405  Mentha canadensis R. Weatherby 1955-8-4 1670 Plumas No Ear Bar, Middle Fork Feather River 915 Comment
  JEPS113377  Mentzelia albicaulis Lowell Ahart, John Dittes, Josephine Guardino 2007-6-8 13990 Plumas Around trees, 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 1965 Comment
  CDA15380  Mentzelia dispersa G. F. Hrusa 1997-6-26 13899 Plumas Sierra Nevada; 2.5 mi. E of Spring Garden on Hwy 70, and 0.5 m. S of Estray Ck. Comment
  NY621932  Mentzelia dispersa R. M. Austin 07 1878 s.n. Plumas Big Meadows Comment
  HSC15871  Mentzelia lindleyi W. R. Rogers 1966-8-14 205 Plumas Growing along railroad tracks. 976 Comment
  UC178668  Menyanthes trifoliata Mrs. R. M. Austin Plumas Big Meadows Comment
  CHSC21806  Micranthes F. T. Griggs; A. Pass 1975-7-8 104 Plumas Bucks Lake Forest Service Survey. Comment
  CHSC65123  Micranthes aprica Vernon H. Oswald 1995-7-24 7111 Plumas Caribou Wilderness N of Chester, on the trail between Indian Mdw. and Beauty Lake. 2011 Comment
  UCR281704  Micropus californicus B. C. Templeton 1968-6-8 11225 Plumas Butterfly Valley, c. 10 miles west of Quincy 1067 Comment
  CAS-BOT-BC348336  Micropus californicus Gordon True; Walter Knight; Irja Knight; John Thomas Howell 1969-6-24 2646 Plumas Butterfly Botanical Area and Vicinity. Near homestead in Butterfly Valley proper 1036 Comment
  CAS-BOT-BC349339  Microseris nutans Anna Head 1920-6-9 s.n. Plumas Camp Rodgers, Feather River Region 701 Comment
  CAS-BOT-BC349355  Microseris nutans Marcus E. Jones 1897-7-5 s.n. Plumas Prattville 1371 Comment
  CDA14122  Microseris nutans G. F. Hrusa 1997-5-3 13812 Plumas Sierra Nevada; Slope on W side of Rattlesnake Creek, straddling Hwy 70 approx. 15 mi. E of Quincy. N side of Hwy 70. Comment
  JEPS106022  Microseris nutans Lowell Ahart, John Dittes, Josephine Guardino 2004-5-16 10909 Plumas East of the dirt road, south of the Bucks Lake Road, about 2 miles (air) northeast of Meadow Valley, about 5 miles (air) west of Quincy 1147 Comment
  JEPS19843  Microseris nutans Rimo Bacigalupi with Howard Whisler 1957-7-25 6034 Plumas about 1.7 mi e of se end Bucks Lake (along Bucks Lake Road, 1 mi w of Deadwood (Bucks) Summit); watershed of Bucks Creek 1645 Comment
  UCD134544  Microseris nutans Alan a. Beetle 1941-6-28 2790 Plumas west side of Lake Amanor. Comment
  RSA0117087  Microsteris gracilis L. P. Janeway, Robin Carter 2015-7-9 11799 Plumas Northern High Sierra Nevada. Lower Thompson Valley, 0.6 km north of Red Clover Creek. 1669 Comment
  CHSC81629  Mimetanthe pilosa Lowell Ahart 2001-10-8 9303 Plumas On the sides of Boulder Creek, below the high water line of Antelope Lake, about 24 mies (air) northeast of Quincy. 1522 Comment
  RSA550842  Mimulus aurantiacus var. grandiflorus David M. Thompson 1992-6-9 1120 Plumas Just NE of bridge over North fork of Feather River, 2.0 mi NE of Elephant Butte Tunnel along Hwy 70 518 Comment
  JEPS102607  Mimulus floribundus Lowell Ahart 2001-10-8 9304 Plumas On the east side of Boulder Creek, below the high water line of Antelope Lake, about 24 mies (air) NE of Quincy. 1522 Comment
  LA209360  Mimulus guttatus Mrs. C. W. Hollis; 1928-6-30 sn Plumas Mt. Lassen National Forest, Drakesbad Comment
  RSA59263  Mimulus guttatus E. K. Balls 1950-8-31 15556 Plumas Spanish Creek off Hwy 24, just north of Quincy. 1067 Comment
  SEINET10570359  Mimulus lewisii Mary Susan Taylor, H. Swanson 1982-8-11 Taylor 4961 Plumas T21N R11E ne/ne sec 4. Sierra City NW quad. Along 23N08, n side of the A-Tree saddle above head of Florentine Canyon, ca. 5 air mi sw of Johnsville. 6700 ft. 2042 Comment
  CDA14748  Mimulus mephiticus G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-25 3294 Plumas Diamond Mountain Road 0.5 mile southwest of Engle Mine townsite. 1219 Comment
  CDA12054  Mimulus moschatus G. F. Hrusa, J. Dinsdale 1989-6-26 7206 Plumas Sierra Nevada; Margin of N side of Bucks Lake, approx. 25 m. W of Quincy. Comment
  JEPS10966  Mimulus moschatus Helen-Mar Wheeler 1944-8-23 Plumas near Butte County line (between the Middle and South Forks of the Feather River); Cascade Creek Comment
  RSA59103  Mimulus moschatus E. K. Balls 1950-8-30 15507 Plumas 21 mi from Quincy on Hwy 24, N fork of Feather River. 762 Comment
  SEINET12249487  Mimulus moschatus K. R. Stern 1975-1 5880 Plumas SW shore Lake Almanor 1372 Comment
  JEPS20829  Mimulus nanus var. mephiticus S. Galen Smith 1958-7-25 Plumas near Rich Bar (along Feather River Highway (Alt. US 40), 2.2 mi e of bridge over North Fork of the Feather River and junction of road to Caribou) 777 Comment
  JEPS3894  Mimulus nanus var. mephiticus Duncan Dunning 1923-6-4 Plumas near Portola; Humbug Creek Comment
  RSA165579  Mimulus nanus var. mephiticus Clare B. Hardham 1961-6-15 7426 Plumas Engelmine. 1829 Comment
  UC125170  Mimulus nanus var. mephiticus Mrs. C. C. Bruce Aug. 1896 Plumas Indian Valley Grade Comment
  UCD122882  Mimulus primuloides John Thomas Howell 1960-7-23 35952 Plumas near Soda Springs, Drakesbad. 1676 Comment
  CDA41727  Mimulus tilingii G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-26 3338 Plumas 0.75 mile east of Bucks summit on Bucks Lake Road. 1600 Comment
  JEPS86937  Mimulus torreyi David M. Thompson 1988-7-23 974 Plumas 3.05 mi n Bucks Lake Road (and Meadow Valley) (along Shneider Creek Road (USFS Road 23N16), then 0.15 mi w along Road 24N47X, then 0.1 mi n along Road 24N47XC) 1525 Comment
  UC569900  Mimulus torreyi D. Axelrod 1934-6-9 26 Plumas 2 1/4 mi nw Lexington Hill; Bidwell Bar Quadrangle Comment
  UC917311  Mimulus torreyi J. M. Tucker 1948-7-24 1720 Plumas near road from Cascade to Camel Peak 1615 Comment
  POM161340  Mitella breweri R. C. Bacigalupi 1927-7-10 1685 Plumas About 0.25 mile below outlet of Long Lake along Gray Eagle Creek 1829 Comment
  POM84702  Modiola caroliniana Mary E. P. Ames 1891-05 s.n. Plumas Auburn. Taylorsville, Indian Valley. Comment
  SJSU15281  Monardella follettii S. Woolhouse 2010-7-20 3 Plumas Near old mine barrens and Bean Hill. Along forest service road 25N17. Comment
  SEINET10582328  Monardella follettii A. Graff 1993-7-22 Graff 313 Plumas Plumas National Forest. Meadow Valley Rd. south, .4 mile from Union Pacific RR crossing, on left road cut. T25N,R8E,S20. Locally frequent on serpentine, below Pseudotsuga menziesii, Calocedrus decurrens, Pinus jeffreyi, P. lambertiana, Abies concolor, A. magnifica. Comment
  JEPS127339  Monardella odoratissima subsp. glauca Lowell Ahart 2016-7-9 21088 Plumas Top and on the northeast side of Table Mountain, about 2 miles (air) northwest of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir Dam. Comment
  RSA0118875  Monardella odoratissima subsp. glauca Lowell Ahart 2014-8-26 19788 Plumas In the middle of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles, (air) north of La Porte. 1533 Comment
  UCR280839  Monardella odoratissima subsp. glauca Lowell Ahart 2014-8-26 19788 Plumas South Fork of the Feather River, Little Grass Valley Reservoir, c. 200 yards southwest of the parking lot to the Pacific Crest Trail, c. 0.25 mile southwest of the bridge across the South Fork of the feather River, c. 4 air miles north of LaPorte 1534 Comment
  CHSC58502  Monardella odoratissima subsp. pallida Vernon H. Oswald; Lowell Ahart 1992-7-6 5072 Plumas Lassen Volcanic National Park. On Kelly Mtn. ca. 0.4 mi WNW of the end of Kelly Mtn. Rd. (Forest Rd. 29N75). 1752 Comment
  CHSC92136  Monardella odoratissima subsp. pallida Lowell Ahart; John Dittes 2005-9-20 12433 Plumas On the east side of Mud Lake, anout 1/2 mile northeast of Eisenheimer Peak, about 3/4 mile south of Wilcox Valley. 2034 Comment
  SD6864  Monardella odoratissima subsp. pallida R. M. Austin 1880-1 Plumas Big Meadows Comment
  UC614709  Monardella odoratissima subsp. pallida L. Constance 1938-6-10 2317 Plumas West edge of Lake Almanor at Prattville. 1219 Comment
  CAS-BOT-BC222153  Monardella odoratissima subsp. pallida H. D. Ripley; R. C. Barneby 1943-6-16 5771 Plumas Lake Almanor 1356 Comment
  SEINET5333425  Monardella odoratissima subsp. pallida A. A. Heller 1907-7-9 8774 Plumas Prattville Comment
  CHSC61749  Monardella sheltonii L. P. Janeway 1993-7-28 4474 Plumas Plumas National Forest. Top of ridge on southwest side of South Branch Ward Creek. Along access road 3.4 mi southeast of Genesee Valley. 1584 Comment
  CHSC67973  Monardella sheltonii James D. Jokerst 1989-7-3 3117 Plumas Serpentine canyon on Hwy. 70 6.4 mi E of Caribou Rd. Comment
  SEINET10582353  Monardella sheltonii A. Graff 1993-7-21 Graff 281 Plumas Plumas National Forest. Hwy. 70, .3 miles northwest of its junction with USNFS Rd. 23N06 (just past Mohawk), on the northeast side of the road. T22N,R12E,S5. Growing in sandy clay with Pinus jeffreyi and scrub. Mid-bloom. Bombus sp. Comment
  SEINET10499745  Monardella stebbinsii Mary Susan Taylor 1981-7-18 Taylor 4056 Plumas T25N R7E nw/nw sec 4, Almanor SW quad. On steep rocky to talus serpentine, N side of Caribou Rd, ca. 3 mi NE of its jct with Hwy 70 near Belden; 2800 ft elev. 853 Comment
  SEINET10499746  Monardella stebbinsii Mary Susan Taylor 1981-7-26 Taylor 4112 Plumas T25N R7E nw 1/4 nw 1/4 sec 4. Almanor SW. On open rocky serpentine cliff, N side of Caribou Rd., 3.7 mi NE of its jct with Hwy 70 near Beldon. 853 Comment
  UC1124568  Monardella villosa subsp. villosa C. G. Albertus 1935-7-20 220 Plumas 1 1/2 mi southwest of Lava Peak; Plumas National Forest, Downieville Quadrangle Comment
  CHSC36208  Montia fontana subsp. chondrosperma M. S. Taylor 1982-7-7 4785 Plumas In moss along small creek, s slope of Big Hill, ca. 3 air mi s of Sloat. 1615 Comment
  CAS-BOT-BC263363  Muhlenbergia asperifolia Fred Sommers; Greg Sommers 1976-7-15 171 Plumas Sierra Valley Marsh, roadside along Dyson Lane near Road A23, Sierra Nevada 1524 Comment
  CAS-BOT-BC263364  Muhlenbergia asperifolia John Thomas Howell 1959-9-21 34760 Plumas Sand bars of N. Fk. Feather River near Belden, Sierra Nevada 701 Comment
  SEINET4672005  Muhlenbergia asperifolia W. Harnach 2000-8-2 975 Plumas 3/4 mile east of A-23 on Marble Lane at the hot wells. 1490 Comment
  CAS-BOT-BC267009  Muhlenbergia filiformis Clare B. Hardham 1978-8-11 21766 Plumas About 5 miles SE of Thompson Peak Comment
  CDA13969  Muhlenbergia filiformis G. F. Hrusa 1996-8-2 13432 Plumas Sierra Nevada; Steep rocky slopes at SW base of ridge between Argentine & Taylor Rocks, n 1 mi. NW of Argentine Rock. Sunny, wet, old roadbed, where it cuts through wet springline; trib. of Squirrel Creek. Annual. Comment
  CHSC102645  Muhlenbergia filiformis Lowell Ahart; John Dittes, Josephine Guardino 2009-7-22 16142 Plumas On the west side of Forest Service Road 27NO2K, east side of Long Valley, about 3.5 miles (air) west-southwest of Greenville, about 5.2 miles (air) southeast of Lake Almanor Dam. 1606 Comment
  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
  JEPS76229  Muhlenbergia filiformis W. L. Jepson 1939-8-12 19391 Plumas dry bed of streamlet Ferris Creek (branch of Last Chance Creek) 1767 Comment
  SACT001594  Muhlenbergia filiformis Malcolm Nobs, S. Smith 1949-8-18 Plumas Comment
  UCD86604  Muhlenbergia filiformis Dorothy Beetle 1941-6-28 60 Plumas Northwest corner of Lake AImanor. 975 Comment
  SEINET10599816  Muhlenbergia filiformis Elmer D. Merrill 1929-7-13 Merrill s.n. Plumas Silver Lake. 1829 Comment
  OBI76968  Muhlenbergia jonesii Anthony Baniaga 2011-8-2 480 Plumas Lassen Natl Forest. Along F.S. 10, 30 ft E of Rd, ca 1/2 mi SSW of Echo Lake. Red Cinder quad. T30NR7E sec 26 SE of SW 1950 Comment
  SEINET256387 Image available Muhlenbergia richardsonis Lowell Ahart 1985-7-11 5126 Plumas Below the high water line of Little Grass Valley Reservoir where the South Fork of the Feather River flows into the lak 1585 Comment
  SEINET8501514  Muilla transmontana W. Harnach, N. Harnach 1990-5-12 304 Plumas Sierra Valley, Approx 5 miles S of Vinton, Feather River Ranch. 1585 Comment
  UCR47603  Myosotis discolor David D. Keck 1932-7-4 1670 Plumas Northern Sierra Nevada Mtns., Quincy, along road to Lake Almanor 1067 Comment
  CDA5600  Myosotis discolor L. P. Janeway 1996-6-5 5000 Plumas Northern High Sierra Nevada / Modoc Plateau; Ramelli Ranch; northwest corner of Sierra Valley; 400 feet south of Middle Fork Feather River and 300 feet west of the road to Calpine. Comment
  RSA77578  Myosotis discolor D. D. Keck 1932-7-3 1670 Plumas Quincy, in the northern Sierra Nevada, along the road to Lake Almanor. 1067 Comment
  CHSC60073  Myosotis scorpioides L. P. Janeway 1992-7-1 4241 Plumas Plumas National Forest. North side of Middle Fork Feather River along drainage of Bonta Creek. 1310 Comment
  CHSC70036  Myosurus apetalus var. borealis L. P. Janeway 1997-5-14 5123 Plumas Crocker Meadow; west side of Beckwourth-Genesee Road about 0.3 mi south of Crocker Guard Station and Campground. 1749 Comment
  SEINET5338191  Myosurus aristatus H. N. Mozingo 1979-4-26 79 -32 Plumas 1.4 miles SW of Vinton on Rt. 49 1494 Comment
  CHSC89301  Myosurus minimus G. D. Barbe; T. C. Fuller 1982-6-17 3843 Plumas Northern California. Plumas National Forest. E shore Frenchman Lake; Crystal Fishing Access. Arm of the lake at the parking lot. [Lat./long. on label is '39 55 N; 120 11 W']. 1706 Comment
  SEINET12629491  Myriophyllum W. Harnach 2000-8-2 968 Plumas 1.5 miles south of Hwy 70 on A-23, 0.25 miles east of A-23. South of Beckwourth, CA. 1487 Comment
  CDA37312  Myriophyllum sibiricum B. Villegas 2008-7-23 s.n. Plumas Sierra Valley, just east of Beckwourth; Middle Fork of the Feather River near County Road A23, just south of Hwy 70. 0 Comment
  JEPS102520  Myriophyllum sibiricum Lowell Ahart 2001-9-18 9278 Plumas In shallow water of Freeman Creek, on the strand of Lake Davis. 1761 Comment
  CDA37253  Myriophyllum spicatum B. Villegas 2008-7-22 s.n. Plumas The Middle Fork of the Feather River near Highway 89. 0 Comment
  UC1585913  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
  CHSC56547  Nama lobbii L. P. Janeway 1984-7-15 923 Plumas Along dirt road on south side of Frenchman Hill; ca 3 mi west-southwest of Bucks Lake. 1737 Comment
  JEPS114423  Nama lobbii Lowell Ahart 2008-7-9 15060 Plumas On the northeast side of a small stream, 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 Valley Reservoir 1645 Comment
  RSA0058875  Nama lobbii Lowell A. Ahart 2008-7-9 15060 Plumas On the northeast side of a small stream, 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 Valley Reservoir. 1646 Comment
  JEPS113464  Navarretia breweri Lowell Ahart, John Dittes, Josephine Guardino 2007-6-8 13996 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
  UC1563724  Navarretia breweri Barbara Ertter with Gary Schoolcraft 1989-7-3 8658 Plumas ca 8 air mi s Susanville (ridge between Red Rock and Diamond Mt) 2225 Comment
  CHSC117553  Navarretia capillaris Lowell Ahart 2016-7-9 21099 Plumas 10 yards north of the dirt road, about 1/2 mile southeast of Table Mountain, about 1 1/2 miles (air) northwest Tamarack Flat, about 3 1/2 miles (air) northwest of Little Valley Resevoir Dam. 1759 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
  CHSC116155  Navarretia intertexta subsp. propinqua Lowell Ahart 2015-7-4 20279 Plumas About 150 yards south of the paved road to Tamarack Flat, about 1/2 mile west of the intersection of Lumpkin Ridge Road and road to Tamarack Flat, about 1 1/2 miles (air) northwest of Little Grass Valley Reservoir dam. 1712 Comment
  CHSC73971  Navarretia leptalea subsp. leptalea B. Castro; L. Gehrung, H. Durio 1996-7-3 674 Plumas Placer Diggings site, ca 4 air mi NE of La Porte, 0.5 mi SE of the South Branch of Slate Creek, and 1.6 mi W of Howland Flat, W of Co. Rd 690. Along perennial tributary to Sacketts Gulch, around edge of pond. 1566 Comment
  UC306887  Navarretia leptalea subsp. leptalea unknown 1918-7-26 Plumas 300 ft above Mud Lake (Sierra Nevada); , above Mud Lake 2529 Comment
  UC711954  Navarretia leptalea subsp. leptalea Roxana S. Ferris and Laura Lorraine 1941-8-9 10421 Plumas near village (Lake Almanor Public Camp); Lake Almanor Public Camp Comment
  UC1124121  Navarretia leucocephala subsp. minima E. Sawyer 1935-6-27 158 Plumas Charlies Valley Plumas National Forest, Sierraville Quad. 1524 Comment
  CAS-BOT-BC230395  Navarretia leucocephala subsp. minima John Thomas Howell 1977-8-11 52703 Plumas At N end of Frenchmans Reservoir 1706 Comment
  SEINET10464823  Nemacladus capillaris A. Arthur Heller 1913-6-13 Heller 10841 Plumas Near Marston Station 1067 Comment
  JEPS18532  Nemacladus interior Rimo Bacigalupi with S. Galen Smith and George Bacigalupi Jr. 1957-6-29 6014 Plumas just e mouth of Rock Creek (along U.S. Highway 40, Feather River Canyon); Feather River Canyon 533 Comment
  CAS-BOT-BC230555  Nemophila parviflora var. austiniae L. Constance 1938-6-10 2318 Plumas NE end of Lake Almanor 3.2 miles N of Prattville 1524 Comment
  UC606950  Nemophila parviflora var. austiniae L. Constance 1938-6-10 2318 Plumas 3.2 mi n Prattville (ne end Lake Almanor); , n of Prattville 1524 Comment
  CHSC48188  Nothocalais alpestris Vernon Oswald 1984-6-25 1330 Plumas La Porte-Quincy Rd. near the jct. of the road to Cleghorn Bar. 1905 Comment
  CHSC65376  Nothocalais alpestris Lowell Ahart 1995-9-13 7633 Plumas On the north-east side of Onion Valley, east of Quincy La Porte Road, about 1 mile north-west of Pilot Peak. 1828 Comment
  CAS-BOT-BC400100  Nuphar polysepala Fred Sommers; Greg Sommers 1976-6-16 G 124 Plumas Marble Hot Springs Area, Sierra Valley Marsh 1487 Comment
  SEINET1909910  Onagraceae Barbara Ertter 1988-1 7848 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
  UC1192090  Oreostemma alpigenum var. andersonii Malcolm A. Nobs and S. Galen Smith 1949-8-19 1432 Plumas Butterfly Valley Comment
  CAS-BOT-BC327728  Oreostemma elatum John Thomas Howell 1976-7-15 51868 Plumas Snake Lake, about 4 miles NW of Quincy 1219 Comment
  CAS-BOT-BC327748  Oreostemma elatum M. Lavin 1982-6-27 4149 Plumas Sierra Buttes country, 4 miles up Gold Lake Road from Graeagle. 1706 Comment
  JEPS80617  Orobanche corymbosa subsp. corymbosa M. S. Taylor 1981-6-25 3952 Plumas On hill at NE junction of 25N11 and spur off 25N71, where Last Chance Creek crosses 25N11, ca. 0.5 mi N of N tip of Frenchman Lake, ca. 13 mi NW of Chilcoot. Comment
  SBBG68722  Orobanche fasciculata E. Rockwell -Jun-1925 723 Plumas Beckwourth 1371 Comment
  CHSC66759  Orthilia secunda Vernon H. Oswald; Lowell Ahart 1996-8-14 8178 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
  JEPS95466  Orthilia secunda Lowell Ahart 1994-7-28 7540 Plumas SW of Bucks Lake (NE of Frenchman Hill) 1706 Comment
  RSA0083210  Orthilia secunda L. Ahart 2008-9-10 15364 Plumas Both sides of East Branch Creek, east side of Quincy La Porte Road, about 1.75 air miles south of Little Grass Valley Reservoir, about 1 mile northeast of La Porte 1594 Comment
  CAS-BOT-BC238432  Orthocarpus W. Harnach; N. Harnach 1990-5-27 326 Plumas Sierra Valley. Harriot Lane, one mile south of Dyson Lane 1485 Comment
  POM181065  Orthocarpus cuspidatus subsp. copelandii A. A. Heller, P. B. Kennedy 1907-7-3 8700 Plumas Hills above Red Clover Valley Comment
  JEPS106313  Orthocarpus cuspidatus subsp. cryptanthus Lowell Ahart, John Dittes, Josephine Guardino, Robert Schlising 2004-6-14 11063 Plumas Near the west shore of Lake Davis, north of the dirt road at Lake Davis, about 12 miles (air) northeast of Slote 1765 Comment
  POM44306  Orthocarpus erianthus Mary E. P. Ames 1891-05 s.n. Plumas Auburn. Taylorsville, Indian Valley. Comment
  SEINET10549681  Orthocarpus hispidus Mary Susan Taylor 1982-7-14 Taylor 4829 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
  SEINET10898079  Orthocarpus hispidus Mary Susan Taylor, M. Foster 1981-6-3 Taylor 3848 Plumas T24N R12E nw sec 25, Grizzly Valley quad; W side of 24N10, ca. 1/4 mi S of Grizzly Creek crossing 24N10, ca. 8 mi NW of Portola; elevation ca. 5800 ft. 1768 Comment
  JEPS15914  Osmorhiza berteroi W. L. Jepson 1924-7-22 10614 Plumas Rich Pt. Middle Fork Feather River 1097 Comment
  CHSC40870  Osmorhiza chilensis K. R. Stern 1985-6-25 8270 Plumas Vicinity of Blairsden. 1432 Comment
  CHSC71628  Osmorhiza occidentalis Vernon H. Oswald; Lowell Ahart 1998-8-11 9493 Plumas Quincy-La Porte Rd. (County Rd. 511) at the South Fork Feather River west of Pilot Peak. 1920 Comment
  CAS-BOT-BC318271  Packera breweri Robert Luthey 1975-6-9 398 Plumas Piute Mountain US Forest Service Road, nw slope below Bald Eagle peak. 1676 Comment
  CAS-BOT-BC253735  Panicum capillare John Thomas Howell; Gordon H. True 1967-7-9 43270 Plumas At Quincy 1036 Comment
  CHSC81645  Panicum capillare Lowell Ahart 2001-10-8 9321 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-BC175579  Parnassia palustris Walter Knight; Irja Knight 1966-9-12 1757 Plumas Darlingtonia Bog. Butterfly Botanical Area and Vicinity 1127 Comment
  CHSC58517  Pectiantia breweri Vernon H. Oswald; L. Ahart, L. Hanson, L. Janeway, J. Reynolds 1992-7-1 5044 b Plumas Near the entrance gate to Elwell Lodge at the S end of Lakes Basin Campground, S margin of Grass Lake, ca. 5 mi (air) SSW of Graeagle via Gold Lake Forest Hwy. (County Rd. 519). 1926 Comment
  CHSC63473  Pectiantia breweri Lowell Ahart 1994-7-22 7504 Plumas Label also says Sierra county. On the south side of the Pacific Crest Trail, about 1/2 mile east of Mount Etna. 1981 Comment
  CHSC66769  Pectiantia breweri Vernon H. Oswald; Lowell Ahart 1996-8-14 8153 Plumas Northern High Sierra Nevada. Northeast of La Porte on the La Porte-Quincy Rd. 3.1 mi N of the road to Johnsville, 1.0 mi S of the South Fork of the Feather River. 1920 Comment
  JEPS96080  Pectiantia breweri Vernon H. Oswald and Lowell Ahart 1996-8-14 8153 Plumas Northeast of La Porte on the La Porte-Quincy Rd. 3.1 mi N of the road to Johnsville, 1.0 mi S of the South Fork of the Feather River. Comment
  RSA43353  Pedicularis attollens E. C. Sutliffe 1917-08 s.n. Plumas Gold Lake region. Comment
  POM183422  Pedicularis aurantiaca L. S. Rose 1931-4-14 s.n. Plumas Woodleaf Comment
  UCD123292  Pedicularis racemosa James I. Mallory 1969-8-21 350 Plumas 1.5 miles north-northwest of Camel Peak and 9 miles west-northwest of La Porte, Plumas National Forest. 1524 Comment
  CHSC49021  Pedicularis semibarbata Vernon Oswald 1986-6-6 2083 Plumas LaPorte-Quincy Rd. at the S. Fork of the Feather River. 1965 Comment
  CHSC53071  Pedicularis semibarbata L. P. Janeway 1989-6-20 3356 Plumas Plumas National Forest. Beckwourth Ranger District. East-facing slope near top of Crocker Mtn, overlooking Crocker Creek. 2133 Comment
  UCD123296  Pedicularis semibarbata Alva Day 1939-5-31 s.n. Plumas Near Camel's Peak. Comment
  UC366572  Pellaea unknown Jul. 1883 Plumas Indian Valley Comment
  CAS-BOT-BC69330  Pellaea brachyptera Clarence R. Quick 1962-6-20 62 38 A Plumas Along roadside, Longville-Beldon Road, ca. 2 mi. SE of summit 1402 Comment
  SD19373  Pellaea bridgesii J. G. Lemmon 1876-1 Plumas Sierra Valley Comment
  RSA71132  Penstemon deustus subsp. deustus L. S. Rose 1951-6-28 51065 Plumas Johnsville. 1601 Comment
  HSC97084  Penstemon gracilentus L. Ahart, John Dittes 2005-9-20 12449 Plumas S side of FS Rd. 27N34, 1 mi. NE of Eisenheimer Peak, 0.75 mi. S of Wilcox Valley 2050 Comment
  RSA88420  Penstemon gracilentus J. T. Howell 1951-6-28 27695 Plumas Eureka Peak 1982 Comment
  UC1552728  Penstemon gracilentus Frederica Bowcutt 1985-6-6 560 Plumas about 15 air mi ne Quincy (n of Beckwourth Genesee Road about 1/2 mi, Plumas National Forest); Plumas National Forest, ne of Quincy 1676 Comment
  UC584316  Penstemon gracilentus G. L. Stebbins Jr. and J. A. Jenkins 1937-7-9 2236 Plumas n Engelmine (sw slopes and ridge crest, Red Rock); Red Rock, n of Engelmine 2133 Comment
  SEINET10547983  Penstemon gracilentus F. Marion Ownbey, Ruth P. Ownbey 1938-7-14 Ownbey 1739 Plumas Dry slope, below humboldt summit, sierra nevada. Comment
  CAS-BOT-BC264358  Penstemon heterodoxus var. heterodoxus Mrs. C. E. Sutcliffe 1914-8-1 s.n. Plumas Gold Lake Region Comment
  NY604244  Penstemon janishiae B. J. Ertter 1989-7-3 8667 Plumas Diamond Mountain peak ca. 7 airmiles south of Susanville. 2316.5 Comment
  NY604287  Penstemon laetus var. laetus W. L. Jepson 1939-7-31 19307 Plumas Spanish Peak, lower slopes 2011.7 Comment
  SEINET3160444  Penstemon lemmonii E. K. Balls 1950-9-5 15684 Plumas Thompson Creek, main trail off La Porte rd., turn off Hwy 24, E of Quincy 1524 Comment
  NY130452  Penstemon neotericus D. D. Keck 1930-7-24 958 Plumas Halfway between Chester and Westwood. 1463.0 Comment
  NY887982  Penstemon neotericus D. D. Keck 1930-7-24 958 Plumas Halfway between Chester and Westwood. 1463.0 Comment
  NY627265  Penstemon neotericus G. Schoolcraft 1981-7-9 502 Plumas East slope of Roop Mountain 2011.7 Comment
  CHSC46663  Penstemon newberryi Lowell Ahart 1989-7-2 6335 Plumas On the north side and near summit of Pilot Peak, about 10 miles northeast of La Porte. 2255 Comment
  CAS-BOT-BC239293  Penstemon newberryi var. berryi Robert J. Weatherby 1950-8-11 1508 Plumas Trail to Long Lake, Lakes Basin Area 1981 Comment
  CAS-BOT-BC239301  Penstemon newberryi var. berryi Gladys L. Smith 1976-6-7 4590 Plumas Central area of summit ridge, secondary road from Rte. 70 to La Porte 1950 Comment
  LA209545  Penstemon newberryi var. newberryi Mrs. C. W. Hollis; 1928-6-30 Plumas Mt. Lassen National Forest, Drakesbad Comment
  UC565598  Penstemon newberryi var. newberryi Herbert L. Mason 1924-6-18 1065 Plumas road between Graeagle and Gold Lake; road between Graeagle and Gold Lake Comment
  CAS-BOT-BC245642  Penstemon personatus Wayne Dakan 1970-7-1 s.n. Plumas Mt. Ararat, Sierra Nevada Comment
  CHSC88985  Penstemon personatus L. Hanson 1988-8-29 330 Plumas Plumas National Forest. Hardquartz Mine. 1615 Comment
  UC1874884  Penstemon personatus David M. Thompson 1988-7-23 973 Plumas 3.1 road mi N of Bucks Lake Road (and Meadown Valley) on Schneider Creek Road. At junction of Schneider Road (USFS Road 23N16) and USFS Road 24N47X (to Big Creek); Bucks Lake NE Quad. 1584 Comment
  UCD158859  Penstemon personatus G. Ledyard Stebbins; W. D. Dakan 1970-7-5 s.n. Plumas 1 mile southeast of Mount Ararat, along Little Bear Creek. 1524 Comment
  SEINET4207728  Penstemon roezlii Mikel R. Stevens 2011-8-27 217 Plumas 8 miles N of Gibsonville on Quincy La Porte Rd. Ca 0.1 rd miles beyond Fingeboard Rd. Ca 8 air miles S of East Quincy.; 0 1930 Comment
  CHSC53222  Penstemon rydbergii L. P. Janeway 1989-6-30 3430 Plumas Plumas National Forest. Along Crocker Cr, ca 0.6 mi N of Crocker Mdw and Crocker Station; near the Beckwourth-Genesee Rd (rd 111) 7.1 mi N of Beckwourth. 1722 Comment
  SEINET3840877  Penstemon rydbergii M. I. Wibawa, Thomas C. Fuller, G. Douglas Barbe, J. T. Howell 1981-6-23 3144 Plumas Lake Almanor, 3.25 miles west of Round Valley Reservoir Dam; One fourth miles east of Junction with road to Canyon Dam (i.e. South arm of Lake Almanor) 1630 Comment
  CAS-BOT-BC239595  Penstemon rydbergii var. oreocharis Anna Head 1921-8-2 s.n. Plumas Gold Lake, Feather River Region 1981 Comment
  NY651330  Penstemon rydbergii var. oreocharis See comments 1981-6-17 465 Plumas Southwest of Portola 1463.0 Comment
  CHSC106218  Penstemon speciosus Arthur C. Barrett 1915-7-6 8 Plumas Plumas National Forest. Boulder Creek Canyon. 1706 Comment
  JEPS15474  Penstemon speciosus Joseph and Hilda W. Grinnell 1938-6-11 1091 a Plumas Mohawk 1341 Comment
  RSA6233  Penstemon speciosus D. D. Keck 1932-7-6 1718 Plumas 6 miles west of Chester. 1524 Comment
  CHSC107272  Perideridia bolanderi subsp. bolanderi L. P. Janeway 2011-7-6 10500 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
  SJSU11949  Perideridia bolanderi subsp. bolanderi N. A. Hopkins 1971-6-19 405 Plumas c. 5 mi SE of Beckwourth, Sierra Valley 1219 Comment
  UCD127875  Perideridia howellii John Thomas Howell 1960-8-20 36276 Plumas Lassen Volcanic National Park. Drakesbad. 1676 Comment
  SEINET11154263  Perideridia lemmonii S. Batiuk, A. Kowal 2011-9-1 NV 030 -636 Plumas Grizzly Creek Ranch, near administration office. 1504 Comment
  UC1389937  Perideridia lemmonii T. I. Chuang, R. S. Mitchell, and G. Keator 1965-6-17 5990 b Plumas Lake Almanor; w side Comment
  UC174184  Perideridia lemmonii Katharine Brandegee Plumas Portola Comment
  CAS-BOT-BC222767  Perideridia parishii Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1644 Plumas Butterfly Botanical Area and Vicinity. In area at north end of Pond Reservoir 1097 Comment
  CHSC21697  Perideridia parishii subsp. latifolia F. T. Griggs; A. Pass 1975-7-13 181 Plumas Gold Lake. Comment
  CHSC21715  Perideridia parishii subsp. latifolia F. T. Griggs; A. Pass 1975-7-23 247 Plumas Cape Lake. Comment
  CAS-BOT-BC413567  Persicaria amphibia Robert J. Weatherby 1950-7-7 1463 Plumas Snake Lake, Quincy 1219 Comment
  CAS-BOT-BC413568  Persicaria amphibia M. S. Taylor 1982-8-10 4956 Plumas In s end of Lake Almanor, ca. 1 mi w of Canyon Dam 1371 Comment
  CAS-BOT-BC413731  Persicaria hydropiper John Thomas Howell 1959-9-26 35071 Plumas Feather River Canyon. Ca. 1.5 mi. W. of Belden 682 Comment
  CAS-BOT-BC419040  Persicaria lapathifolia Lowell Ahart 1981-9-6 3070 Plumas 1 1/2 miles SW of Crescent Mills 1200 Comment
  CHSC113582  Persicaria lapathifolia Lowell Ahart 2014-8-24 19738 Plumas South side of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. 1533 Comment
  CHSC45862  Persicaria lapathifolia Lowell Ahart 1981-9-6 3070 Plumas On a sandbar along Indian Creek, about 1/2 mile south-west of the intersection of Highway 89 and Arlington Road, about 1 1/2 miles south-west of Crescent Mills. 1097 Comment
  CDA19270  Phacelia hastata subsp. hastata G. D. Barbe, T. C. Fuller 1982-6-17 3839 Plumas Plumas National Forest; East shore Frenchman Lake at the parking lot; Crystal Fishing Access. 1706 Comment
  CHSC21342  Phacelia hastata subsp. hastata F. T. Griggs; A. Pass 1975-7-8 131 Plumas Buck's Lake Forest Survey Comment
  JEPS2077  Phacelia heterophylla subsp. virgata W. L. Jepson 1939-8-8 19357 Plumas Quincy Comment
  RSA170277  Phacelia heterophylla subsp. virgata W. I. Follett 1937-6-13 92 Plumas Rich Gulch 1174 Comment
  CHSC63147  Phacelia hydrophylloides Lowell Ahart 1994-7-7 7468 Plumas On the west side of the Pacific Crest Trail, about 1/4 mile (air) south-west of Pilot Peak. 2011 Comment
  RSA71065  Phacelia hydrophylloides L. S. Rose 1951-6-28 51054 Plumas Above Eureka Lake, n. of Johnsville. 2134 Comment
  SEINET10969179  Phacelia mutabilis Lowell Ahart, Peter Ahart 1983-8-17 Ahart 4315 Plumas Near Onion Valley, west of Pilot Peak, near the Quincy-LaPorte Rd, northeast of La Porte. Red Fir Forest; 2000 m. 2000 Comment
  CHSC73782  Phacelia procera B. Castro; L. Gehrung 1998-9-22 840 Plumas Near NW edge of Little Grass Valley Reservoir, on shaded SE-facing slope above Black Rock Inlet. 1722 Comment
  UCD120666  Phacelia racemosa John Thomas Howell 1960-7-22 35914 Plumas Devils Kitchen to Drakesbad. Lassen Volcanic National Park. 1676 Comment
  RSA0008808  Phaeostoma atropurpureum A. A. Heller 1938-5-30 15129 Plumas Along the Feather River Hwy west of Arch Rock Tunnel. Comment
  CHSC117800  Phalaris arundinacea B. Castro; With members of Plumas CRM reveg committee 2007-6-26 1651 Plumas Northern High Sierra Nevada. Plumas National Forest. Jordan Flat, on flood plain at confluence of Jordan Creek with Last Chance Creek. Ca 8.5 air mi SE of Milford, 4.8 mi SW of Hwy 395 and 10 mi NW of Doyle. Comment
  SEINET892448 Image available Philadelphus californicus Lewis S. Rose 1967-1 67139 Plumas Caribou, North Fork, Feather River 914 Comment
  UC1127346  Philadelphus lewisii F. W. Embree 1934-6-21 117 Plumas Penstocks Plumas National Forest, Bidwell Bar Quadrangle (above Storie) Comment
  JEPS113676  Phleum alpinum Lowell Ahart, Josephine Guardino 2007-7-20 14342 Plumas Strand of Lake Davis, about 100 yards west of Long Point, northeast side of Lake Davis 1763 Comment
  CAS-BOT-BC260857  Phleum pratense Lowell Ahart 1977-8-8 1525 Plumas 4 mi. west of Pilot Pk. 1800 Comment
  CHSC91948  Phleum pratense Lowell Ahart; Josephine Guardino 2005-8-10 12314 Plumas Small meadow, along a small branch of Lights Creek, east side of Forest Road 27N54, about 5 1/2 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1821 Comment
  CHSC96985  Phleum pratense Lowell Ahart; Josephine Guardino 2007-7-21 14360 Plumas Along a small stream, near a spring, south of the dirt road, about 1/2 mile (air) south of Bagley Pass, about 400 yards north of Lake Davis. 1787 Comment
  JEPS107599  Phleum pratense Lowell Ahart, Josephine Guardino 2005-8-10 12314 Plumas Small meadow, along a small branch of Lights Creek, east side of Forest Road 27N54, about 5 1/2 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake 1821 Comment
  UCR66513  Phleum pratense A. A. Beetle 1941-6-28 2777 Plumas Northern Sierra Nevada, west side of Lake Almanor 1829 Comment
  CDA18697  Phlox speciosa subsp. occidentalis G. D. Barbe, T. C. Fuller 1982-6-15 3704 Plumas Sierra Nevada; 0.8 mi W of junction of road to Red Hill Lookout and road to Cherry Hill (USFS Rd 26N22F); 3.3 miles E of Red Hill Summit, Plumas National Forest. 1493 Comment
  CAS-BOT-BC60682  Phoenicaulis cheiranthoides G. D. Barbe 1982-6-9 3666 Plumas Plumas National Forest. Southeast and below Thompson Peak, overlooking Honey Lake Valley. 2057 Comment
  CHSC35266  Phoradendron juniperinum M. S. Taylor; M. Foster 1981-8-13 4177 Plumas On top of hill, n and ne side on w flank of Wheeler Peak ridge, ca. 5 air mi n of Genesee. 1981 Comment
  SEINET10903287  Phoradendron juniperinum Mary Susan Taylor, M. Foster 1981-8-13 Taylor 4177 Plumas T26N R11E ne 1/4 sec 23. Genesse Valley quad. Open sagebrush area on top of hill N & NE side of W flank of Wheeler Peak Ridge, ca. 5 air mi N of Genesse. 6500 ft. 1981 Comment
  CAS-BOT-BC58834  Phyllodoce breweri C. C., Mrs. Bruce 1898-1-1 1229 Plumas Near Cinder Cone Comment
  CAS-BOT-BC58836  Phyllodoce breweri Margaret Williams; Emily McPherson 1974-8-5 74 -P-15 Plumas Sierra Nevada - Trail to Mt. Elwell, Lakes Basin - west shoulder of Mt. Elwell 2194 Comment
  JEPS120492  Phyllodoce breweri B. Castro and L. P. Janeway 2003-9-6 1449 Plumas High Cascade Range. Along un-named lake split by the Caribou Wilderness Area boundary, ca 1.5 mi west of Hay Meadow. Comment
  CHSC111238  Physocarpus capitatus B. Castro; L. P. Janeway 2007-8-18 1675 Plumas Northern High Sierra Nevada. Ca 10 road mi E of Quincy, along Squirrel Creek and Road 401, 1.2 mi NE of Hwy 70/89 and Williams Loop (railroad). 1267 Comment
  POM181869  Pinus contorta var. murrayana J. G. Lemmon 1889-06 s.n. Plumas Sierra Valley Comment
  UC1219839  Pinus jeffreyi R. A. Cockrell 1940-7-31 8553 Plumas Meadow Valley Meadow Valley (rock ridge) 1676 Comment
  CAS-BOT-BC73079  Pinus lambertiana M. B. Kildale 1926-9-11 2761 Plumas Lassen Natl. Park, Juniper Lake. 2054 Comment
  RSA443112  Pinus monticola L. Ahart, J. Jokerst 1985-10-4 5190 Plumas About 1 mile west of Pilot Peak, about 9 miles north-east of La Porte. 1829 Comment
  CAS-BOT-BC79048  Pinus ponderosa Mrs. Austin s.n. Plumas unspecified Comment
  CHSC60166  Piperia elongata L. P. Janeway 1992-7-2 4248 Plumas Yellow Creek ca 0.8 mi north of North Fork Feather River and Belden. 716 Comment
  CAS-BOT-BC136577  Piperia leptopetala John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1967-7-10 2226 Plumas Field redacted by CAS, contact the data manager for more information 1051 Comment
  CHSC66709  Piperia transversa Vernon H. Oswald; Lowell Ahart 1996-8-1 8133 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 Dyer Mtn. Lookout, N of Hwy. 89, E of Lake Almanor, NW of Greenville. 1432 Comment
  CHSC63203  Piperia unalascensis Lowell Ahart 1994-6-29 7403 Plumas About 1/2 mile south of Bucks Lake. 1828 Comment
  CHSC65490  Plagiobothrys bracteatus L. P. Janeway 1995-9-8 4920 Plumas Along the southwestern shore of Lake Davis at the end of Freeman fishing access road. 1760 Comment
  JEPS122308  Plagiobothrys cusickii Lowell Ahart 2014-8-31 19816 Plumas On the west side of Black Rock Creek, about 250 yards south of the foot bridge across Black Rock Creek, about 250 yards south of the Black Rock, Little Grass Valley Reservoir, about 4 1/2 miles (air) northwest of La Porte. Comment
  SEINET13710066  Plagiobothrys cusickii Lowell William Ahart, Lowell William Ahart 2001-1 9210 Plumas Lake Almanor, about 3/4 Mi. NW of Chester (T28N, R7E, sec. 4, NE 1/4) 4500 Ft. 1372 Comment
  CAS-BOT-BC230972  Plagiobothrys hispidulus Lowell Ahart 1985-9-26 5175 Plumas Little Grass Valley Reservoir, where Black Rock Creek flows into the lake, about 4 miles NW of La Porte 1584 Comment
  CHSC87815  Plagiobothrys hispidulus Lowell Ahart; John Dittes, Josephine Guardino, Robert Schlising 2004-6-14 11056 Plumas On the north side of a small meadow, about 50 yards north of the dirt road, road goes to Lake Davis, about 1/2 mile west of Lake Davis, about 11 1/2 miles (air) northeast of Slote. 1777 Comment
  RSA252424  Plagiobothrys mollis R. F. Thorne, C. W. Tilforth 1969-9-6 39237 Plumas Along Feather River 1 mi. SW of Beckwourth 1357 Comment
  SEINET10935846  Plagiobothrys mollis Mary Susan Taylor 1982-7-8 Taylor 4802 Plumas T23N R14E nw/se sec 27. Portola quad. S side of Feather River, ca. 1 mi sw of Beckwourth, on Ramelli Ranch, ca. 1/4 mi e of Calpine Rd (109). 4880 ft. 1487 Comment
  CHSC84534  Plagiobothrys mollis var. mollis John Dittes; Lowell Ahart 2003-8-8 2003 -92 Plumas Northern High Sierra Nevada; northern Sierra Valley, ca. 6.3 air-mile southeast of Portola, ca. 4.3 air-mile south by southeast of Beckwourth, ca. 0.2 air-mile east of Beckwourth-Calpine Road (A23). At edge of Dyson Lane. 1487 Comment
  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
  SD6758  Plagiobothrys tenellus Mrs. R. M. Austin 1880-1 Plumas Big Meadows Comment
  CAS-BOT-BC230639  Plagiobothrys torreyi var. diffusus L. P. Janeway 1992-5-6 4159 Plumas About 4 miles SW of Portola, W side of Claireville Flat between Middle Fork Feather RIver and Highway 70 1482 Comment
  CHSC102054  Plantago lanceolata Lowell Ahart; John Dittes 2009-7-27 16193 Plumas On dry soil, on the south side of the poor dirt road, about 30 yards southeast of a small pond, headwaters of Grizzly Gulch, 2.1 miles (air) northeast of Butt Valley Reservoir Dam. 1479 Comment
  CHSC81806  Plantago major Lowell Ahart 2001-10-16 9382 Plumas On the north side of Round Valley Reservoir, just below the road, about 2 1/2 miles southwest of Greenville. 1365 Comment
  SBBG32861  Platanthera dilatata var. leucostachys K. K. Muller 1963-8-17 1241 Plumas rd to Butterfly Valley, turning off Hwy 89 7 mi N of Quincy Comment
  UCD20959  Platanthera dilatata var. leucostachys E. Bortiri 2002-6-20 WFC 7 Plumas McRae Meadow, 5 miles West of Plumas Eureka State Park. Comment
  SEINET6168466  Platanthera dilatata var. leucostachys A. A. Heller, P. B. Kennedy Plumas Comment
  CHSC116343  Platanthera leucostachys J. R. Keck Jr. 1978-6-30 PDR 330062 Plumas Snake Lake near Quincy. Comment
  CHSC52564  Platanthera sparsiflora L. P. Janeway 1990-6-27 3728 Plumas Plumas National Forest. Headwaters of Joseph Creek on northeast side of Grizzly Ridge. 2103 Comment
  RSA52906  Pleuricospora fimbriolata R. Weatherby 1973-10-2 s.n. Plumas Bucks Lake. 1524 Comment
  CAS-BOT-BC254612  Poa X limosa John Thomas Howell 1962-6-18 37756 Plumas Sierra Valley near Beckwourth, 2 miles W of Beckwourth on Highway to Portola 1487 Comment
  SEINET10836232  Poa bulbosa Mary Susan Taylor 1981-5-11 Taylor 3684 Plumas T25N R12E sw/nw sec 6. Genesee Valley quad. Weeds around private home, ca. 0.5 mi S of Flournoy Bridge and jct of Hwy 89 and Beckwourth turnoff, ca. 4 air me E of Genesee. 3800 ft. 1158 Comment
  JEPS122170  Poa compressa Lowell Ahart 2014-8-20 19714 Plumas High edge of Lake Almanor, about 200 yards north of the causeway across Lake Almanor, about 1 1/4 miles east of Chester. Comment
  CAS-BOT-BC255127  Poa cusickii A. A. Heller; P. B. Kennedy 1907-7-5 8751 Plumas Red Clover Valley Comment
  CAS-BOT-BC255130  Poa cusickii L. P. Janeway; Garrett Gibson 1991-6-24 4062 Plumas Plumas National Forest. Beckwourth Ranger District. N end of McReynolds Valley, ca 0.8 mile S of the 01 road in Squaw Valley 1691 Comment
  JEPS113783  Poa cusickii subsp. cusickii Lowell Ahart, John Dittes, Josephine Guardino 2007-6-9 14052 Plumas About 100 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis 1857 Comment
  CDA2376  Poa palustris L. Ahart, J. Dittes 2005-9-19 12371 Plumas On the east side of Taylor Lake, about 6 miles (air) southwest of Antelope Lake. Comment
  CHSC34318  Poa palustris L. Ahart 1981-9-6 3064 Plumas Along the edge of Lights Creek, ca. 6 mi n of Taylorsville. 1300 Comment
  CHSC51516  Poa palustris L. P. Janeway 1990-8-16 3832 Plumas Plumas National Forest. Along edges of Meadow Cr (dry) ca half-way between Red Clover Cr and Mt Ingalls. 2042 Comment
  JEPS76243  Poa palustris W. L. Jepson 1939-8-16 19437 Plumas Portola Comment
  RSA300171  Poa palustris J. T. Howell 1955-7-19 30735 Plumas Portola; Sierra Nevada 1479 Comment
  CAS-BOT-BC247386  Poa pratensis A. A. Beetle 1941-6-28 2792 Plumas 5 miles west of Chester on rte. 36 1828 Comment
  CAS-BOT-BC247390  Poa pratensis Clare B. Hardham 1970-8-8 17701 E Plumas Road to Thompson Peak Lookout 2133 Comment
  UCD35213  Poa pratensis Beecher Crampton 1954-7-5 2039 Plumas 1.5 miles north of Greenville, Hwy. 89. Comment
  CAS-BOT-BC236279  Poa secunda subsp. juncifolia David D. Keck 1944-7-8 5420 Plumas Feather River Inn, Mohawk Valley, Middle Fork Feather RIver 1356 Comment
  CAS-BOT-BC242977  Poa secunda subsp. secunda Anna Head 1962-6-18 37773 Plumas Sierra Valley near Beckwourth. 0.75 mile SW of Beckwourth on road to Sierraville 1487 Comment
  CAS-BOT-BC242978  Poa secunda subsp. secunda John Thomas Howell; Gordon H. True; Wayne Dakan 1974-7-30 50637 Plumas Headwaters of Indian Creek SE of Diamond Mountain 2164 Comment
  CHSC41268  Poa secunda subsp. secunda J. D. Jokerst 1984-5-13 2005 Plumas East end of Genesee Valley, Canyon of Indian Cr. N of creek, S of Indian Cr. Rd. 1249 Comment
  CHSC97617  Poa secunda subsp. secunda Lowell Ahart; John Dittes 2007-6-16 14142 Plumas On dry gravelly soil, west of a small stream, about 200 yards south of of County Road 111 (Beckwourth Gensee Road), 20 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1647 Comment
  JEPS106215  Poa secunda subsp. secunda Lowell Ahart, John Dittes, Josephine Guardino 2004-6-6 11010 Plumas Near a very small flat drainage, on the east side of the logging road, about 3 miles (air) south of Lower Taylor Rock, about 7 miles (air) northeast of Quincy 1344 Comment
  UCD91908  Poa secunda subsp. secunda Lewis S. Rose 1954-5-30 54078 Plumas Beckwourth. 1524 Comment
  UCR160115  Poa secunda subsp. secunda G. D. Barbe, T. C. Fuller 1982-7-16 3752 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
  CDA32652  Poa secunda subsp. secunda T. C. Fuller 1963-6-13 10670 Plumas West side of Hwy 89 to Truckee, 1 mile south of Graeagle. 0 Comment
  CAS-BOT-BC6512  Poa sierrae John Thomas Howell; Gordon H. True 1967-5-9 42204 Plumas Feather River Canyon, 3.5 mi SW of Belden, Lewisia Rock 609 Comment
  CAS-BOT-BC244321  Podagrostis humilis John Thomas Howell 1960-7-18 35525 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  CAS-BOT-BC268099  Polemonium micranthum R. Stubbs 2010-5-7 004 Plumas Plumas NF. 1482 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
  JEPS115554  Polygonum arenastrum Lowell Ahart, John Dittes, Josephine Guardino 2009-7-29 16237 Plumas On dry to damp bare soil, below the high water line of Lake Almanor, 1,849 feet northwest of Lake Almanor Dam 1591 Comment
  NY404735  Polygonum aviculare Mrs. Ames 1876-1 s.n. Plumas Comment
  CAS-BOT-BC414218  Polygonum aviculare subsp. depressum John Thomas Howell 1960-7-19 35614 Plumas Lassen Volcanic National Park. Near buildings, Drakesbad 1828 Comment
  CAS-BOT-BC414310  Polygonum aviculare subsp. neglectum Lowell Ahart 1981-9-6 3071 Plumas 1 1/2 miles SW of Crescent Mills 1200 Comment
  UC1136117  Polygonum bistortoides F. W. Embree 1934-6-12 106 Plumas Haskins Valley Plumas National Forest, Bidwell Bar Quadrangle (w end) 1615 Comment
  CAS-BOT-BC414554  Polygonum douglasii John Thomas Howell 1951-8-19 28193 Plumas Greenville 1097 Comment
  CAS-BOT-BC414562  Polygonum douglasii A. A. Heller; P. B. Kennedy 1907-7-5 8744 Plumas Hills above Red Clover Valley Comment
  SBBG33976  Polygonum douglasii L. S. Rose 1969-6-24 Plumas Quincy 1036 Comment
  RSA518873  Polygonum douglasii Barbara J. Ertter 1988-7-25 7847 Plumas Diamond Mts, 12 air miles SSW of Susanville, Snoring Springs, 1/2 mile N of Diamond Mt Greenville Red Rock jct 1982 Comment
  CHSC57308  Polygonum douglasii subsp. douglasii L. P. Janeway 1984-9-1 1132 Plumas On Sierra crest, near drainage channel draining northwest (towards Jamison Lake), middle of open dry meadowy area. 2164 Comment
  CHSC76065  Polygonum douglasii subsp. johnstonii G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-24 3250 Plumas 2.5 miles southeast of Mt Hough summit, 0.4 mil northwest of China Grade Road (to Taylorsville). 1798 Comment
  CHSC117457  Polygonum minimum Lowell Ahart 2016-6-29 21080 Plumas Top and east side of Table Mountain, about 2 miles (air) northwest of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir Dam. 1857 Comment
  CHSC94856  Polygonum minimum Lowell Ahart 2006-10-8 13392 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
  CAS-BOT-BC419836  Polygonum parryi John Thomas Howell; Gordon H. True 1967-7-11 43290 Plumas 2.5 miles from Quincy Junction on road to Mt. Hough 1249 Comment
  JEPS110522  Polygonum persicaria Lowell Ahart 2006-10-23 13496 Plumas On the west side of Slate Creek (there is a large gravel flat caused by the dam), about 30 yards south of where the road ends, about 20 yards north of the dam across Slate Creek, about 1/8 mile northeast of Scales Road, about 5 1/2 miles (air) northeast 1281 Comment
  UC965537  Polygonum polygaloides subsp. confertiflorum Herbert L. Mason 1952-7-17 14389 Plumas Beckwourth Sierra Valley Comment
  UC465759  Polygonum polygaloides subsp. confertiflorum Katharine Brandegee Plumas Portola Comment
  CHSC97193  Polygonum polygaloides subsp. kelloggii Lowell Ahart; John Dittes, Josephine Guardino 2007-6-8 13995 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
  CDA28561  Polygonum sawatchense G. D. Barbe 1982-6-9 3659 Plumas Southeast and below Thompson Peak, overlooking Honey Lake Valley; Plumas National Forest. Comment
  SEINET10479787  Polygonum sawatchense Mary Susan Taylor 1982-9-8 Taylor 5112 Plumas T26N R9E. Greenville quad. Round Valley Reservoir, ca. 4 air mi s of Greenville. 4500 ft. 1372 Comment
  UC1585940  Polygonum sawatchense subsp. oblivium Barbara Ertter with Gary Schoolcraft 1989-7-3 8642 Plumas ca 1/2 mi below Red Rock lookout (ca 8 airmi s of Susanville) 2133 Comment
  CAS-BOT-BC420222  Polygonum sawatchense subsp. sawatchense A. A. Heller; P. B. Kennedy 1907-7-11 8807 Plumas Prattville Comment
  JEPS50550  Polygonum sawatchense subsp. sawatchense W. I. Follett 1941-5-31 123 Plumas Rich Gulch 1173 Comment
  CAS-BOT-BC72022  Polypodium calirhiza John Thomas Howell 1967-6-23 42731 Plumas Lewisia Rock 3.5 miles SW. of Belden, Feather River Canyon 609 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
  CAS-BOT-BC237268  Polypogon monspeliensis John Thomas Howell 1951-8-20 28233 Plumas Sierra Valley, 3 miles E of Buckwourth 1524 Comment
  JEPS94289  Polypogon monspeliensis Lowell Ahart 1997-9-11 7902 Plumas about 5 air mi ne of Belden (about 1/8 mi s of Mosquito Creek, on the w side of the North Fork of the Feather River, on w edge of Caribou Road); North Fork of the Feather River, Caribou Road 792 Comment
  CHSC4211  Polystichum imbricans subsp. curtum D. B. Joley 1967-3-8 6 Plumas Ca. 100 feet s of Oroville-Quincy highway and 100 yards w of Grizzly Dome, Oroville. 609 Comment
  CAS-BOT-BC72356  Polystichum imbricans subsp. imbricans John Thomas Howell 1960-7-20 35748 Plumas Boiling Springs Lake 1798 Comment
  CHSC94995  Polystichum imbricans subsp. imbricans Lowell Ahart 2006-10-23 13470 Plumas By large rocks on the west mountain side of Slate Creek (there is a large gravel flat caused by the dam), about 50 yards north of where the road ends, about 100 yards north of the dam across Slate Creek, about 1/8 mile northeast of Scales Road, about 5 1/2 miles (air) northeast of Strawberry Valley. 1281 Comment
  JEPS110549  Polystichum imbricans subsp. imbricans Lowell Ahart 2006-10-23 13470 Plumas By large rocks on the west mountain side of Slate Creek (there is a large gravel flat caused by the dam), about 50 yards north of where the road ends, about 100 yards north of the dam across Slate Creek, about 1/8 mile northeast of Scales Road, about 5 1 1281 Comment
  JEPS110550  Polystichum imbricans subsp. imbricans Lowell Ahart 2006-10-23 13470 Plumas By large rocks on the west mountain side of Slate Creek (there is a large gravel flat caused by the dam), about 50 yards north of where the road ends, about 100 yards north of the dam across Slate Creek, about 1/8 mile northeast of Scales Road, about 5 1 1281 Comment
  SD19367  Polystichum imbricans subsp. imbricans Mrs. R. M. Austin 1876-1 Plumas Comment
  SD9739  Polystichum imbricans subsp. imbricans Mrs. R. M. Austin Unknown Plumas Comment
  CAS-BOT-BC72352  Polystichum imbricans subsp. imbricans Clarence R. Quick 1952-6-29 52 -84 Plumas 1.2 miles south of summit on road between Belden and Humbug Valley Comment
  UCD150216  Polystichum kruckebergii G. Ledyard Stebbins 1968-8-1 6847 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
  CHSC36918  Polystichum scopulinum M. S. Taylor 1982-6-19 4617 Plumas S side of Bucks Lake Rd, just e of Deanes Valley Rd, ca. 1.0 mi nw of Meadow Valley. 1127 Comment
  CAS-BOT-BC102760  Populus tremuloides Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region Comment
  CHSC21802  Populus tremuloides F. T. Griggs; A. Pass 1975-8-1 414 Plumas Bucks Lake Forest Service Survey. Comment
  SEINET10460773  Porterella carnosula A. Arthur Heller, Patrick B. Kennedy 1907-7-4 Heller 8730 Plumas Meadow two miles south of Red Clover valley Comment
  CHSC102307  Portulaca oleracea Lowell Ahart; John Dittes 2009-9-7 16389 Plumas Below the high wate line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam. 5220 Comment
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Dec 18 2016
  RSA769215  Portulaca oleracea L. Ahart, John Dittes 2009-9-7 16389 Plumas Below the high water line of Lake Almanor, about 2000 feet NW of lake Almanor Dam. 1591 Comment
  CHSC102968  Potamogeton crispus Lowell Ahart; John Dittes 2009-9-7 16392 Plumas In 3-4 feet of water, Lake Almanor, about 1000 feet northwest of Lake Almanor Dam. 1591 Comment
  SEINET11664774  Potamogeton gramineus W. Knight, Knight, I. 1983-1 4926 Plumas at Warner Valley on road to Drakesbad 1570 Comment
  CHSC57113  Potamogeton natans L. P. Janeway; Garrett Gibson 1991-7-21 4081 Plumas Plumas National Forest. Grizzly Creek at Oldhouse Creek confluence. 1764 Comment
  RSA252440  Potamogeton natans Robert F. Thorne, C. W. Tilforth 1969-9-6 39236 Plumas Along Feather River, 1 mi SW of Beckwourth. 1357 Comment
  RSA286340  Potamogeton natans Robert F. Thorne 1974-7-30 45017 Plumas Plumas National Forest: Butterfly Valley Botanical Area. 1158 Comment
  RSA716697  Potamogeton natans Lowell Ahart, John Dittes 2005-9-20 12431 Plumas In Mud Lake, about 1/2 mile northeast of Eisenheimer Peak, about 3/4 mile south of Wilcox Valley. 2030 Comment
  CAS-BOT-BC453787  Potamogeton natans David D. Keck 1932-7-3 1662 Plumas Along Spanish Creek. Quincy, in the Northern Sierra Nevada. 1065 Comment
  CAS-BOT-BC453788  Potamogeton natans David D. Keck 1932-7-3 1662 Plumas Along Spanish Creek. Quincy, in the Northern Sierra Nevada. 1065 Comment
  CAS-BOT-BC453792  Potamogeton natans John Thomas Howell 1961-9-23 36860 Plumas Indian Valley 1082 Comment
  JEPS102521  Potamogeton richardsonii Lowell Ahart 2001-9-18 9286 Plumas In shallow water of Freeman Creek, on the strand of Lake Davis. 1758 Comment
  CHSC97558  Potentilla biennis Lowell Ahart; John Dittes 2007-6-17 14181 Plumas Along Red Clover Creek, about 30 yards east of County Road 111 (Beckwourth Gensee Road), about 1/4 mile east of bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1654 Comment
  CHSC102654  Potentilla glandulosa subsp. ashlandica Lowell Ahart; John Dittes, Josephine Guardino 2009-7-22 16143 Plumas On dry gravelly soil, 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
  CHSC92194  Potentilla glandulosa subsp. ashlandica Lowell Ahart; John Dittes 2005-9-20 12458 Plumas On the south side of Forest Road 27N34, about 1 mile northeast of Eisenheimer Peak, about 3/4 mile south of Wilcox Valley. 1984 Comment
  JEPS15482  Potentilla gracilis Joseph and Hilda W. Grinnell 1938-6-11 1095 a Plumas meadows near Mohawk; meadows near Mohawk 1341 Comment
  CAS-BOT-BC540071  Potentilla gracilis var. fastigiata Mrs. Jos. Clemens 1920-8-16 s.n. Plumas Homer Lake near Greenville Comment
  CAS-BOT-BC540415  Potentilla gracilis var. fastigiata L. P. Janeway; Melinda Carlson 1991-6-18 4047 Plumas Plumas National Forest, Beckwourth Ranger District, N side Middle Fork Feather River, S side of Hwy 70, at Delleker ca .3 miles W of Portola 1472 Comment
  POM181039  Potentilla millefolia A. A. Heller 1907-7-3 8601 Plumas Red Clover valley Comment
  SEINET3156975  Potentilla palustris M. E. Jones 1897-7-3 sn Plumas Prattville 1372 Comment
  SJSU8591  Potentilla rivalis F. M. Stephen & R. B. Ingersoll 1966-6-11 56 Plumas meadow sloping into L Almanor 1371 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
  POM287690  Primula suffrutescens Lyman Benson s.n. Plumas Sierra Nevada Range, Feather River 2439 Comment
  SJSU13890  Primula suffrutescens N. A. Hopkins & M. F. 1985-8-29 1322 Plumas 0.5 mi SW of Long L & Mt Elwell 2255 Comment
  UCD139788  Prosartes hookeri Alva Day 1939-5-31 s.n. Plumas Cascade Creek. Comment
  CHSC70802  Prunella vulgaris var. lanceolata B. Castro; R. Zebell, R. Fallscheer 1989-8-15 395 Plumas Ca 6 air mi S of Bucks Lake, ca 0.3 mi SE of jcn USFS Rds 23N15 and 23N70, ca 100 ft E of Rd 23N70 by small pond. 1670 Comment
  CHSC91786  Prunella vulgaris var. lanceolata G. F. Hrusa; P. Kerr, S. Winterton 2004-6-25 16348 Plumas Northern Sierra Nevada. Snake Lake, 4 mi. NW of Quincy. At lower end of lake just above dam and outlet. [Lat./long. on label is '39 58 N; 120 59 W']. 1250 Comment
  CAS-BOT-BC158133  Prunus emarginata John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54272 Plumas Mt. Hough 2203 Comment
  CAS-BOT-BC158134  Prunus emarginata Lowell Ahart 1989-7-2 6337 Plumas On the north side and near the summit of Pilot Peak, about 10 miles north-east of La Porte 2255 Comment
  RSA252498  Prunus emarginata Robert F. Thorne 1969-9-6 39224 Plumas Ca. 2.5 miles S of Graeagle on Gold Lake Road. 1646 Comment
  UC1128345  Prunus emarginata G. F. Burk 1933-8-20 39 Plumas Lexington Hill, Plumas National Forest Lexington Hill; Plumas National Forest, Lexington Hill 1676 Comment
  UCR54291  Prunus emarginata B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-29 0951 Plumas Sierra Nevada Mountains, Plumas National Forest c. 6 mi north of Gold Lake on Gold Lake Road, and 2.6 mi west of junction with Hwy 89 1585 Comment
  UCSB13455  Prunus emarginata Breedlove, Dennis 1962-6-12 Plumas Upper drainage of Middle Fork of Feather River, 1 mile southeast of Cromberg; Sierra Nevada 1341 Comment
  SEINET7406684  Prunus subcordata R. J. Holl 1948-4-20 25 Plumas 3 miles west of Chilcoot 1615 Comment
  UC567086  Prunus virginiana var. demissa E. Sawyer 1935-6-1 57 Plumas 3/4 mi w of Kerby 1524 Comment
  CAS-BOT-BC361482  Pseudognaphalium stramineum E. K. Balls 1950-9-4 15575 Plumas Feather River Experiment Stn., Hwy 24, 4 mi. north of Quincy 1066 Comment
  RSA0105543  Pseudognaphalium thermale Lowell Ahart 2014-8-24 19763 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
  CDA14713  Pseudostellaria jamesiana G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-24 3229 Plumas Rhinehart Meadow, Mt. Hough-Crystal Lake Road 1.0 mile south of China Grade Road (to Taylorsville). 1676 Comment
  CDA18757  Pseudostellaria jamesiana G. D. Barbe, T. C Fuller 1982-7-16 3759 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
  CHSC80825  Pseudostellaria jamesiana Lowell Ahart 2001-7-17 8905 Plumas On the east 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
  JEPS114414  Pseudostellaria jamesiana Lowell Ahart 2008-7-16 15100 Plumas Dry open area west of a small meadow (swamp), north of a small deep stream, about 130 yards north of the paved road, about 1/4 miles west of the bridge where the South Fork of the Feather River flows into Little Grass Valley Reservoir, about 2 1/2 miles ( 1597 Comment
  SD8167  Pseudostellaria jamesiana R. M. Austin 1880-1 Plumas Big Meadows Comment
  JEPS106031  Pseudostellaria sierrae Lowell Ahart, John Dittes, Josephine Guardino 2004-5-16 10913 Plumas On the east side of Forest Road 25N10, about 2 miles (air) west of Grizzly Peak, about 8 miles (air) northeast of Quincy 1804 Comment
  SEINET10765118 Image available Pseudostellaria sierrae Richard K. Rabeler, Barbara J. Ertter; Tony Morosco; James R. Shevock 1997-6-14 Rabeler 1290 Plumas T26N, R9E, S14, SE 1/4. 150 ft S of FS road 26N49Y, 0.9 mi E of Plumas Co. 204 (Dixie Canyon Rd.), 1.95 mi N of CA 89, W of Crescent Mills. 1463 Comment
  CAS-BOT-BC80158  Pseudotsuga menziesii H. Albert Barker 1926-7-11 124 Plumas Blairsden - Gold Lake Road 1524 Comment
  CAS-BOT-BC72610  Pteridium aquilinum John Thomas Howell 1959-9-21 34803 Plumas 4.6 miles from Virgilia on road to Quincy Comment
  JEPS107683  Pteridium aquilinum var. pubescens Lowell Ahart, John Dittes 2005-9-19 12404 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
  UC485727  Pteridium aquilinum var. pubescens H. F. Copeland 1932-8-24 Plumas Drakesbad Comment
  JEPS115092  Pterospora andromedea Lowell Ahart, John Dittes 2009-7-14 16067 Plumas On the south side of Forest Service Road 27N92, about 1.9 miles (air) southeast of Seneca, about 6 miles (air) south of Lake Almanor Reservoir Dam. 1677 Comment
  SEINET10454559  Pteryxia terebinthina var. californica Mary Susan Taylor, H. Swanson 1982-8-11 Taylor 4967 Plumas T21N R11E se sec 3. Sierra City NW quad. On ridge between Florentine Cyn and Spencer Lakes, ca. 5 mi sw of Johnsville. 7000 ft. 2133 Comment
  UCD91856  Puccinellia distans John Thomas Howell 1962-6-19 37855 Plumas 5.5 miles east of Beckwourth. 1493 Comment
  UC1778612  Purshia tridentata var. tridentata G. Douglas Barbe, T. C. Fuller 1982-7-16 3773 Plumas Lava cap ridge 1.5 miles west of Wheeler Peak and 1 mile south of Beardsley Mine on forest road 3.8 mile south of Green Flat, Plumas National Forest. 1981 Comment
  CHSC102047  Pycnanthemum californicum Lowell Ahart; John Dittes 2009-7-27 16181 Plumas On dry soil, about 20 yards north of the poor dirt road, about 20 yards east of a small pond, headwaters of Grizzly Gulch, 2.1 miles (air) northeast of Butt Valley Reservoir Dam. 1479 Comment
  JEPS88544  Pycnanthemum californicum Vernon H. Oswald and Lowell Ahart 1996-8-1 8132 Plumas n.w. Greenville (Old Haun Rd. (Forest Rd. 201) on s. slope of Dyer Mt. at Second Water Trough Creek, ca. 0.5 mi. w. of Hauns Meadow, s.e. of Dyer Mt. Lookout, n. of Hwy...); e. of Lake Almanor, Dyer Mt. 1432 Comment
  SD52198  Pycnanthemum californicum F. Stephens 1894-8-19 8636 Plumas Sierra Valley Comment
  CHSC33935  Pyrola dentata M. S. Taylor; M. Foster 1981-7-14 4011 Plumas Saddle at head of Bullfrog Ravine, along rd 26N18, 3 air mi nw of Indian Falls. 1584 Comment
  CAS-BOT-BC462782  Pyrola dentata Mrs. E. C. Sutliffe 1919-8-1 s.n. Plumas Gold Lake Region Comment
  CHSC54419  Pyrola picta Vernon H. Oswald 1991-6-12 4658 Plumas Lassen Volcanic National Park. Trail between Willow Lake and Terminal Geyser. 1691 Comment
  CHSC76053  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
  CAS-BOT-BC466099  Pyrola picta Walter Knight; Irja Knight; John Thomas Howell 1966-7-26 1604 Plumas Butterfly Botanical Area and Vicinity; Fern Glen 1097 Comment
  SEINET10449179  Pyrola picta Mary Susan Taylor 1981-7-21 Taylor 4078 Plumas T24N R11E east center sec 19, Spring Garden quad. NE corner of jct of 25N42 and 401, above Squirrel Creek, ca. 3 air mi N of Spring Garden; Yellow Pine Forest dry woods; 4500 ft elev. 1372 Comment
  SEINET10449205  Pyrola picta subsp. dentata Mary Susan Taylor, M. Foster 1981-7-14 Taylor 4011 Plumas T26N R9E ne sec 30 and nw sec 29, Almanor SE quad and Greenville SW quad. Saddle at head of Bullfrog Ravine, up to 1/4 mi E and W of rd 26N18, ca. 3 air mi NW of Indian Falls on Hwy 89; moist Coniferous Forest; 5200 to 5700 ft elev. 1585 Comment
  CHSC36866  Pyrrocoma lanceolata var. lanceolata M. S. Taylor 1982-8-27 5044 Plumas SW corner of jct of Hwy 70 and rd to Loyalton, in Vinton. 1493 Comment
  CAS-BOT-BC328160  Pyrrocoma lucida Roxana S. Ferris 1951-9-14 12469 Plumas Between Graeagle adn Calpine just north of Sierra County line (State Highway 89) Comment
  CHSC69124  Pyrrocoma racemosa var. paniculata Vernon Oswald; Beth Corbin, Gary Schoolcraft 1997-8-5 8810 Plumas Northwest of Westwood on road 30N07 ca. 0.2 mi west of A21, ca. 2.5 mi (air) northeast of the summit of Swain Mtn. 1737 Comment
  UC338832  Quercus chrysolepis unknown 360 Plumas Indian Valley Comment
  JEPS108144  Quercus chrysolepis var. nana L. P. Janeway 1994-8-26 4754 Plumas Northern High Sierra Nevada. Extreme western extension (end) of Lava Top, about 1.0 mi southwest of town of Cascade 1440 Comment
  CAS-BOT-BC93980  Quercus durata John Thomas Howell 1959-9-21 34788 Plumas Rich Bar 762 Comment
  SEINET10477881  Quercus durata Mary Susan Taylor 1981-7-18 Taylor 4053 Plumas T26N R7E sw/se sec 33, Almanor SW quad. On serpentine, N side of Caribou Rd, ca. 4 mi NE of its jct with Hwy 70 near Belden. 2700 ft elev. 823 Comment
  CHSC33933  Quercus durata var. durata M. S. Taylor; M. Foster 1981-7-18 4053 Plumas N side of Caribou Rd, ca. 4 mi ne of its jct with Hwy 70 near Beldon. 822 Comment
  CHSC96739  Quercus garryana var. breweri L. P. Janeway 2007-5-20 8988 Plumas Northern High Sierra Nevada. Along road 26N22F (to the top of Red Hill) 2.4 road km from Deadwood Saddle; 2.6 air km east of the summit of Red Hill. 1594 Comment
  UCSB13453  Quercus kelloggii Breedlove, Dennis 1962-6-12 Plumas Bank of Jackson Creek, in upper drainage of Middle Fork of Feather River, 1 mile southeast of Cromberg; Sierra Nevada 1341 Comment
  SEINET10431527  Quercus kelloggii R. J. Holl 1949-5-28 s.n. Plumas 3 miles N of Quincy. 1036 Comment
  CHSC82359  Quercus vacciniifolia Lowell Ahart 2002-7-6 9837 Plumas On the southwest side of a meadow, on the west side of the dirt road, on Rock Island Ridge, about 3/4 mile southeast of Soapstone Hill and the Oroville Quincy Highway, about 1 1/2 miles (air) northeast of Four Trees. 1611 Comment
  UCD47449  Quercus vacciniifolia John M. Tucker 1948-7-25 1749 Plumas California, Plumas Co.; ca. 3/4 mi. west of United Mining Co. mine on southwest side of Camel Peak; 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
  SEINET10536221  Ranunculus Mary Susan Taylor 1982-7-12 Taylor 4812 Plumas T22N R11E se/se sec 4. Blue Nose Mt quad. Headwaters of Chris Creek, ca. 6 mi nw of Mohawk. 6600 ft. 2012 Comment
  CAS-BOT-BC379470  Ranunculus alismifolius Lloyd W. Swift 1931-5-24 44 Plumas Plumas Forest, Murdock Crossing 1524 Comment
  CHSC21113  Ranunculus alismifolius var. alismellus F. T. Griggs; A. Pass 1975-7-1 13 Plumas East of Grizzly Creek. Buck's Lake. Comment
  RSA399363  Ranunculus alismifolius var. lemmonii Bonnie C. Templeton 1967-4-24 s.n. Plumas 6 miles S of Beckwourth Comment
  CAS-BOT-BC379216  Ranunculus aquatilis John Thomas Howell 1962-6-19 37860 Plumas 5.5 mi E of Beckwourth Comment
  CHSC102111  Ranunculus flammula var. ovalis Lowell Ahart; John Dittes, Josephine Guardino 2009-7-29 16240 Plumas On damp bare soil, below the high water line of Lake Almanor, 1,849 feet northwest of Lake Almanor Dam. 1591 Comment
  CHSC20849  Ranunculus flammula var. ovalis K. R. Stern 1975-7-25 5804 Plumas N shore of Lake Almanor. 1371 Comment
  CHSC60557  Ranunculus glaberrimus var. ellipticus L. P. Janeway 1992-4-2 4150 Plumas Plumas National Forest. Along Beckwourth-Genesee Road near junction with road to Laufman. Southwest side of Red Clover Valley. 1679 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
  CHSC42199  Ranunculus occidentalis Julie L. Brown 1986-4-13 Plumas Ca 1.6 km w of Butterfly Valley Botanical Garden on Butterfly Valley Rd., 1.6 km sw of Hwy 70, ca. 34 km ne of Chico and 8 km s of Quincy. 909 Comment
  UC176350  Ranunculus occidentalis A. A. Heller 1913-6-13 10835 Plumas near Marston Station 1066 Comment
  UC570212  Ranunculus occidentalis D. Axelrod 1934-6-12 41 Plumas Little Grass Valley Plumas National Forest, Downieville Quadrangle 1524 Comment
  UC725558  Ranunculus occidentalis A. A. Heller 1942-5-8 16456 Plumas 2 mi w Paxton (along State Hwy 24) Comment
  RSA726350  Ranunculus occidentalis var. occidentalis L. Ahart, John Dittes 2007-6-16 14114 Plumas East side of the small stream, on the south side of County Road 111 (Beckwourth Gensee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1648 Comment
  UCR139400  Ranunculus occidentalis var. ultramontanus P. A. Munz 1947-5-16 11824 Plumas Sierra Nevada Mtns., 8 mi north of Chilcoot 1524 Comment
  RSA357479  Ranunculus occidentalis var. ultramontanus Clarissa Kimber 1961-8-7 245 Plumas Upper Butterfly Valley, 2.5 miles W turn off Hwy-US 40. 1 Comment
  RSA95438  Ranunculus occidentalis var. ultramontanus J. T. Howell 1951-6-27 27621 Plumas Jamison Creek 1829 Comment
  RSA610720  Rhamnus purshiana Louis C. Wheeler 1958-7-30 7350 Plumas Sierra Nevada: White Pine Chrome Mine, ca. 1/2 mile E of Bottle Springs, South Fork Rock Creek, near Quincy. 1585 Comment
  SEINET10493608  Rhamnus purshiana Mary Susan Taylor 1982-7-22 Taylor 4902 Plumas T24N R8E nw/ne sec 12. Bucks Lake quad. On earth dam crossing Waupaunsie Creek, w side of Snake Lake Rd, ca. 1.5 mi ne of Meadow Valley. 4750 ft. 1448 Comment
  CDA9328  Rhamnus rubra D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-21 6 .288 Plumas Plumas Eureka State Park. S Johnsville Comment
  RSA88581  Rhamnus rubra L. S. Rose 1954-5-30 54070 Plumas Johnsville 1601 Comment
  CAS-BOT-BC56575  Rhododendron columbianum Walter Knight; Irja Knight 1966-6-18 1289 Plumas Butterfly Valley 1143 Comment
  HSC7836  Rhododendron columbianum L. S. Rose 1969-6-24 69052 Plumas Butterfly Valley, 5 mi. W of Keddie 1311 Comment
  CHSC13625  Rhododendron neoglandulosum M. S. Taylor 1974-7-3 299 Plumas Along roadside in Darlington bog in Butterfly Valley Botanical Area, ca. 5 mi nw of Quincy. 1173 Comment
  SBBG33901  Rhododendron neoglandulosum L. S. Rose 1969-6-24 Plumas Butterfly Valley, 5 mi W of Keddie 1310 Comment
  CHSC61619  Rhododendron occidentale Hatton; Cayot 1914-9-20 100 Plumas Cascade Valley. 1219 Comment
  UC1075702  Rhododendron occidentale Robert J. Weatherby 1955-6-16 1531 Plumas above Virgilia (Feather River Canyon, Head of Berry Creek); Feather River Canyon, Berry Creek 1524 Comment
  RSA600533  Rhynchospora alba L. C. Wheeler 1959-7-16 7577 Plumas Butterfly Valley. Comment
  CHSC76055  Ribes cereum G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-24 3267 Plumas Mount Hough summit. Label says 'BM: M' after Section 8. 2194 Comment
  CDA19215  Ribes cereum var. cereum G. D. Barbe, T. C. Fuller 1982-6-16 3795 Plumas Plumas National Forest; below Mud Lake, 3/4 mile NE of Eisenheimer Peak. 2097 Comment
  CHSC101934  Ribes nevadense Lowell Ahart; John Dittes 2009-7-15 16080 Plumas On dry rocky soil, along a small wash, on the south side of Forest Service Road 26N671, northeast of Forest Service Road 26N67, about 2.8 miles (air) southeast of Butt Valley Reservoir Dam. 1702 Comment
  CHSC21346  Ribes nevadense F. T. Griggs; A. Pass 1975-7-7 85 Plumas Gold and Silver Lakes. Comment
  CHSC27507  Ribes nevadense Susan M. Schulz 1978-4-23 18 Plumas Jct. of hwy. 70 and 149, n on 70 35.6 mi, n entrance of Elephant Butte Tunnel on Feather River Canyon. 609 Comment
  CHSC70798  Ribes nevadense B. Castro; R. Zebell 1989-8-14 388 Plumas Ca 5 air mi S of Bucks Lake (just W of Bull Flat on quad map). On N-facing slope just above USFS Rd 23N58 and overlooking tributary to China Gulch. 1682 Comment
  UC1075910  Ribes nevadense E. K. Balls and L. W. Lenz 1955-5-14 20704 Plumas 1 mi ne U.S. Hwy. 40 alt. (along Hwy. 89 toward Lake Almanor) 670 Comment
Read comments
Mar 29 2016
  UC566251  Ribes nevadense G. T. Nordstrom 1934-7-16 229 Plumas 1 3/4 mi ne Mount Ararat; Bidwell Bar Quadrangle 1767 Comment
  UC566239  Ribes roezlii F. W. Embree 1934-6-6 71 Plumas s slope Bucks Mountain; Bidwell Bar Quadrangle 1524 Comment
  SEINET5339777  Ribes roezlii L. Miller 1929-6-12 s.n. Plumas 5 miles SW of Blairsden Comment
  CAS-BOT-BC186219  Ribes roezlii var. roezlii Mary Strong Clemens 1920-5-28 s.n. Plumas Crystal Lake Comment
  CAS-BOT-BC186220  Ribes roezlii var. roezlii Mrs. E. C. Sutliffe 1927-6-1 s.n. Plumas Drakesbad, Lassen Volcanic Park Comment
  CAS-BOT-BC186237  Ribes roezlii var. roezlii Walter Knight; Irja Knight 1967-5-22 1823 Plumas Overnight camp. Butterfly Botanical Area and Vicinity 1097 Comment
  JEPS106030  Ribes roezlii var. roezlii Lowell Ahart, John Dittes, Josephine Guardino 2004-5-16 10915 Plumas On the east side of Forest Road 25N10, about 2 miles (air) west of Grizzly Peak, about 8 miles (air) northeast of Quincy 1804 Comment
  SEINET5339852  Ribes velutinum var. velutinum T. Ramelli 1948-4-25 12 Plumas 2 miles south of Vinton, CA 1615 Comment
  CAS-BOT-BC363062  Rigiopappus leptocladus M. S. Taylor 1982-6-10 4623 Plumas S side of 23N72, 1/2 mi w of Table Rock, ca. 2.5 mi ne of Beckwourth 1645 Comment
  CAS-BOT-BC74639  Rorippa curvisiliqua L. P. Janeway 1992-11-4 4322 Plumas Plumas National Forest. Beckwourth Ranger District. Cascade Department. 1755 Comment
  JEPS114341  Rorippa curvisiliqua var. orientalis Lowell Ahart 2008-9-10 15393 Plumas Below the high water line of Little Grass Valley Reservoir, north of the South Fork of the Feather River, southwest of the horse camp, about 4 1/2 miles (air) north of La Porte 1537 Comment
  JEPS115332  Rorippa curvisiliqua var. orientalis Lowell Ahart, John Dittes 2009-9-7 16379 Plumas Below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam 1591 Comment
  CDA25130  Rorippa nasturtium-aquaticum T. C. Fuller 1962-6-14 9003 Plumas Road to Genesee, 2.7 miles north of Beckwourth. 0 Comment
  CHSC20778  Rorippa obtusa K. R. Stern 1975-7-23 5837 Plumas W shore Lake Almanor. 1371 Comment
  CHSC91774  Rorippa sinuata G. Douglas Barbe; T. C. Fuller, J. T. Howell 1981-6-24 3273 Plumas Sierra Nevada. 1.3 miles below Mt. Hough summit, returning to junction with China Grade. 2042 Comment
  CHSC87621  Rosa bridgesii Lowell Ahart; John Dittes, Josephine Guardino 2004-5-24 10953 Plumas On the southeast side of an old logging road, about 400 yards south of a good dirt forest road, about 1/8 mile north of the railroad, Greenhorn Creek, and Highway 70, about 3/4 mile west of Squirrel Creek, about 7 miles (air) southeast of Quincy. 1251 Comment
  CAS-BOT-BC147388  Rosa californica John Thomas Howell 1961-9-23 36834 Plumas Indian Valley 1082 Comment
  RSA754540  Rosa gymnocarpa L. Ahart, John Dittes 2009-7-28 16195 Plumas Near seeps, slope NW of mine, W (above) Forest Service Road 27N28Y, 2.9 air miles NW of Butt Valley Reservoir Dam. 1582 Comment
  CAS-BOT-BC147044  Rosa pisocarpa John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1969-6-24 2453 Plumas Butterfly Creek Canyon 975 Comment
  RSA726387  Rosa woodsii var. ultramontana L. Ahart, Josephine Guardino 2007-7-20 14323 Plumas Northeast of a large meadow, east of Lightning Tree Campground, east of the paved road, east side of Lake Davis. 1790 Comment
  SEINET7704117  Rosa woodsii var. ultramontana W. Harnach, N. Harnach 1990-6-27 422 Plumas Sierra Valley, W of Beckwourth, Ramelli Ranch (USFS), between river and R/R. 1487 Comment
  CDA32030  Rotala ramosior L. Ahart, J. Dittes 2009-9-7 16383 Plumas Below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam. Comment
  CAS-BOT-BC148050  Rubus leucodermis Walter Knight; John Thomas Howell; Irja Knight 1966-7-27 1547 Plumas Along roadside near mouth of Butterfly Creek - butterfly Botanical Area and Vicinity 883 Comment
  CHSC21032  Rubus parviflorus F. T. Griggs; A. Pass 1975-7-3 68 Plumas Buck's Lake. North of Grizzly Forebay. Comment
  JEPS127341  Rubus parviflorus Lowell Ahart 2016-7-9 21100 Plumas About 1/2 mile southeast of Table Mountain, about 1 1/2 miles (air) northwest of of Tamarack Flat, about 3 1/2 miles (air) northwest of Little Grass Valley Reservoir Dam. Comment
  CHSC62531  Rudbeckia occidentalis B. Castro; L. P. Janeway 1987-7-17 143 Plumas Ca 6 mi W of Clio via Hwy 70/89, off USFS Rd 22N98 at a spring site. Uphill from road in meadow. 1584 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
  CHSC99832  Rumex acetosella Lowell Ahart 2008-8-13 15173 Plumas East side of La Porte Road, west of East Branch Creek, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of LaPorte. 1613 Comment
  OBI2945  Rumex acetosella Lewis S. Rose 1968-6-10 68092 Plumas Quincy 1036 Comment
  RSA232884  Rumex acetosella L. S. Rose 1968-6-10 68093 Plumas Quincy. 1037 Comment
  UCR123999  Rumex acetosella George K. Helmkamp, E. A. Helmkamp 2001-7-6 6857 Plumas Sierra Nevada Mountains, Calif. Hwy 89, ESE of Lake Almanor at Crescent Mills 976 Comment
  JEPS122171  Rumex fueginus Lowell Ahart 2014-8-20 19713 Plumas Near springs on the east edge of Lake Almanor, about 200 yards north of the causeway across Lake Almanor, about 1 1/4 miles east of Chester. Comment
  JEPS102648  Rumex maritimus Lowell Ahart 2001-8-28 9216 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
  SEINET13710060  Rumex maritimus Lowell William Ahart, Lowell William Ahart 2001-1 9216 Plumas Lake Almanor, 3/4 Mi. NE of Chester (T28N, R7E, sec 4, NE 1/4) 4500 Ft. 1372 Comment
  CAS-BOT-BC433733  Rumex occidentalis Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region Comment
  CAS-BOT-BC433734  Rumex occidentalis John Thomas Howell 1960-7-19 35623 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  UC1070564  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
  CHSC40359  Sagina saginoides Lowell Ahart 1985-7-11 5131 Plumas Below the high water line of Little Grass Valley Reservoir, where the South Fork of the Feather River flows into the lake, about 4 1/4 miles northeast of La Porte. 1584 Comment
  CAS-BOT-BC103626  Salix eastwoodiae Mrs. E. C. Sutliffe 1919-8-1 s.n. Plumas outlet to Deer Lake below dam, Gold Lake 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
  POM167529  Salix eastwoodiae E. C. Sutliffe 1919-08 s.n. Plumas Gold Lake region. Comment
  RSA52884  Salix eastwoodiae R. Weatherby 1950-9-1 1529 Plumas Above Hellgramite Pond near Long Lake. Lakes Basin Area. 2226 Comment
  SEINET3158446  Salix eastwoodiae E. K. Balls 1950-9-1 15586 Plumas E shore of Long Lake, turning from Mt. Elwell. Southern Plumas Co. 2103 Comment
  RSA101403  Salix exigua R. Weatherby 1955-8-4 1672 Plumas No Ear Bar. Middle Fork Feather River. 915 Comment
  UC1134863  Salix exigua E. Sawyer 1935-6-10 91 Plumas 4 1/4 mi se Sugarloaf; Sierraville Quadrangle Comment
  CAS-BOT-BC107970  Salix geyeriana A. A. Heller; P. B. Kennedy 1907-7-4 8728 Plumas Meadow two miles south of Red Clover Valley Comment
  CHSC97473  Salix geyeriana Lowell Ahart; John 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. 1647 Comment
  UC525905  Salix geyeriana C. R. Ball, Emily Smith, and Mrs. H. P. Bracelin 1932-7-25 697 Plumas Fork of Feather R. ca. 5 mi s.w. of Prattville Comment
  UC525906  Salix geyeriana C. R. Ball, Emily Smith, and Mrs. H. P. Bracelin 1932-7-25 696 Plumas Fork of Feather River ca. 5 mi s.w. of Prattville Comment
  RSA502885  Salix laevigata J. T. Howell, T. C. Fuller, G. D. Barbe 1981-6-25 54338 Plumas 2.8 miles north-northeast of Englemine on Diamond Mt. Road. 1341 Comment
  UC525900  Salix lasiandra subsp. lasiandra C. R. Ball, Emily Smith, and Mrs. H. P. Bracelin 1932-7-25 698 Plumas ca. 5 mi. s.w. Prattville (Fork of Feather R.); Fork of Feather R. Comment
  CAS-BOT-BC125309  Salix lasiandra var. lasiandra John Thomas Howell 1955-7-20 30841 Plumas Mohawk 1371 Comment
  CHSC113618  Salix lasiandra var. lasiandra Lowell Ahart 2014-8-31 19811 Plumas South of 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
  JEPS102789  Salix lasiandra var. lasiandra Lowell Ahart 2001-6-4 8755 Plumas Overflow area on the north side of the South Fork of the Feather River, about 1/2 mile SW of the Feather Fork Mine, about 1 mile NE of Little Grass Valley Reservoir, about 5 miles (air) NE of La Porte. 1594 Comment
  CAS-BOT-BC128427  Salix lasiolepis var. lasiolepis Lloyd W. Swift 1931-5-16 65995 Plumas Near Boulder Creek Sta. 1676 Comment
  CAS-BOT-BC128430  Salix lasiolepis var. lasiolepis David D. Keck 1932-7-3 1657 Plumas Meadow south of Spanish Creek, Quincy - Northern Sierra Nevada 1066 Comment
  CAS-BOT-BC124799  Salix lemmonii C. R. Ball; Emily Smith; Mrs. H. P. Bracelin 1932-7-25 697 Plumas Fork of Feather River about 5 miles southwest of Prattville Comment
  CAS-BOT-BC124805  Salix lemmonii C. R. Ball; Emily Smith; Mrs. H. P. Bracelin 1932-7-25 697 Plumas Fork of Feather River about 5 miles southwest of Prattville Comment
  CHSC75538  Salix lemmonii G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-22 3075 Plumas 10.6 miles northeast of La Porte on La Porte-Quincy Road. 1889 Comment
  RSA726287  Salix lemmonii L. Ahart, John Dittes 2007-6-16 14128 Plumas S side of County Road 111 (Beckwourth Gensee Road). 50 yards E of Forest Rd 24N08. Red Clover Valley. About 2 miles (air) N of the N end of Lake Davis. 1648 Comment
  UC1135030  Salix lemmonii E. Sawyer 1935-5-27 40 Plumas 1 1/4 mi nnw Kerby; Sierraville Quadrangle 1554 Comment
  UC449845  Salix lemmonii L. S. Smith 1931-5-27 7 a Plumas Plumas Meadow Plumas Nat'l Forest, Plumas Meadow Comment
  CAS-BOT-BC125110  Salix ligulifolia C. R. Ball; Mrs. H. P. Bracelin; Beryl Kautz 1931-5-31 393 Plumas North Fork of Feather River, at Chester 1350 Comment
  LA208844  Salix ligulifolia C. R. Ball; Mrs. H. P. Bracelin, Beryl Kautz 1931-5-31 394 Plumas N fork of Feather River, at Chester, at hwy bridge 1350.0 Comment
  SBBG57910  Salix ligulifolia C. R. Ball, Mrs. H. P. Bracelin, B. Kautz 1931-5-31 393 Plumas N fork of Feather River at Chester, flood plain at hwy bridge 1350 Comment
  UC481910  Salix ligulifolia C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-31 398 Plumas N. Fork Feather R. at Chester (bottom land beside bridge); N. Fork Feather R. 1350 Comment
  UC482029  Salix ligulifolia C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-31 393 Plumas at Chester (N. Fork Feather River, at hwy. bridge); N. Fork Feather River 1350 Comment
  RSA716802  Salix lucida subsp. lasiandra L. Ahart, John Dittes 2005-9-20 12453 Plumas S side of Forest Road 27N34, about 1 mile NE of Eisenheimer Peak, about 3/4 of a mile S of Wilcox Valley 1985 Comment
  CDA39567  Salix lucida subsp. lasiandra L. Ahart 2001-6-4 8757 Plumas Overflow area on the north side 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, about 5 miles (air) northeast of La Porte. Comment
  CAS-BOT-BC129383  Salix melanopsis David D. Keck 1932-7-3 1656 Plumas Meadow south of Spanish Creek - Quincy 1066 Comment
  CAS-BOT-BC129384  Salix melanopsis John Thomas Howell 1959-9-21 34769 Plumas Bars of N. Fork Feather River near Belden - Sierra Nevada 701 Comment
  CAS-BOT-BC129391  Salix melanopsis A. A. Heller; P. B. Kennedy 1907-7-13 8830 Plumas Taylorville Comment
  CDA21494  Salix melanopsis G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-23 3171 Plumas Sierra Nevada; 4.6 miles south of junction Long Valley and Rush Creek Roads, above Rush Creek. (Improved logging road at bridge over Rush Creek). 1402 Comment
  POM218939  Salix melanopsis Carleton R. Ball, H. P. Bracelin, Beryl Kautz 1931-5-31 396 Plumas N Fork of Feather River, at Chester. 1350 Comment
  SEINET10417193  Salix melanopsis A. A. Heller, P. B. Kennedy 1907-7-13 8830 Plumas Taylorsville. Comment
  JEPS14870  Salix prolixa John Warren Duffield 1937-5-30 Plumas near rd. into U. C. Forestry Camp (gravel pit n of Meadow Valley Creek, near rd. into camp) Comment
  SEINET4174120  Salsola paulsenii W. Harnach, N. Harnach 1990-7-10 468 Plumas Sierra Valley, just west of the steel bridge on Marble Lane 1486 Comment
  JEPS12743  Sambucus mexicana Mrs. Emanuel Esther C. Fritz 1933-7-4 Plumas Spanish Peak 2133 Comment
  CDA13361  Sanguisorba annua G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-15 13210 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
  RSA122157  Sanguisorba annua E. Sawyer 1935-6-27 166 Plumas Charlies Valley. 1524 Comment
  UC2042979  Sanicula bipinnatifida Barbara Ertter with Gary Schoolcraft 1990-5-14 8980 Plumas East side of mountain above Crescent Mill, E of Round Valley Reservoir. Comment
  JEPS2843 Image available Sanicula bipinnatifida var. flava A. A. Heller 1913-6-13 10839 Plumas near Marston Station; ; Near Marston Station, Plumas Co. 1066 Comment
  CHSC72427  Sanicula graveolens L. P. Janeway 1998-6-22 5651 A Plumas About 1.8 mi south-southeast of Indicator Peak; along Road 28N03 on south side of upper West Branch Bear Valley Creek. 1699 Comment
  CHSC82526  Sanicula graveolens L. P. Janeway 2001-7-3 7270 Plumas Northern High Sierra Nevada. Top of south-southwest facing slope overlooking Middle Fork Feather River; head of Sherman Creek. 1707 Comment
  UC1778616  Sanicula graveolens G. Douglas Barbe, T. C. Fuller 1982-7-16 3769 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
  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
  CHSC60516  Sanicula tuberosa L. P. Janeway 1992-5-12 4170 Plumas Plumas National Forest. North side of Lake Davis, between the lake and Rd 112, ca 6 1/2 mi northwest of the road to the dam. 1761 Comment
  UC2012966  Sanicula tuberosa Barbara Ertter with Gary Schoolcraft 1990-5-14 8982 Plumas East side of mountain above Crescent Mills, E of Round Valley Reservoir. Comment
  JEPS25811  Sanicula tuberosa John W. Duffield 1937-5-23 Plumas near Bear Creek Ranger Station (southwestern Plumas County) Comment
  SEINET10913648  Sanicula tuberosa Barbara J. Ertter, Gary Schoolcraft 1990-5-14 Ertter 8982 Plumas East side of mountain above Crescent Mills, E of Round Valley Reservoir, forest of mixed conifer, oak, maple; T26N R9E Sec 23. 1372 Comment
  SEINET12119637  Sanicula tuberosa Austin 1880-1 s.n. Plumas no further locality Comment
  SEINET3240186  Santalaceae R. L. Mathiasen 2007-1 2007 -32 Plumas Ca. 4.8 km W of Meadow Valley on high road to Bucks Lake 1470 Comment
  CHSC4683  Saponaria officinalis R. Carter 1966-7-10 471 Plumas Found Feather R. Canyon, 1/2 mi. S Injun Jim School along S side Hwy. 70; along roadside. Comment
  CHSC1417  Sarcodes sanguinea V. Holt 1932-5-1 Plumas Lake Almanor. 1371 Comment
  UC1017673  Sarcodes sanguinea Marion Ownbey and Ruth P. Ownbey 1938-7-14 1741 Plumas on rd. between Jonesville and Lake Almanor (below Humboldt Summit); Sierra Nevada Comment
  SEINET10483035  Saxifraga aprica Mary Susan Taylor, G. Rotta 1982-5-18 Taylor 4472 Plumas T26N R9E nw/ne sec 7. Almanor NE quad. On serpentine, both sides of spur rd off 26N18, ca. 0.5 mi se of Long Valley Mine, ca. 4 air mi w of Greenville. 5500 ft. 1676 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
  UC1609266  Saxifraga oregana Vernon H. Oswald and Lowell Ahart 1993-8-3 5763 Plumas 0.25 mi e of Hay Meadow (on s edge of the Caribou Wilderness near n end of 30N25, 9 air mi n of Lake Almanor, at unnamed lake); Caribou Wilderness 1926 Comment
  UC384663  Saxifraga oregana E. D. Merrill 1929-7-13 Plumas Silver Lake 1828 Comment
  CAS-BOT-BC283632  Schedonorus pratensis John Thomas Howell; Gordon H. True; Walter Knight; Irja Knight 1967-7-10 2168 Plumas Butterfly Botanical Area and Vicinity. Mouth of Butterfly Creek 883 Comment
  CAS-BOT-BC111856  Schoenoplectus subterminalis Lowell Ahart 1980-10-6 2663 Plumas Lake, 1/2 mile west of Fowler Pk. 1700 Comment
  CHSC87997  Scirpus congdonii Lowell Ahart; John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11168 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
  RSA699791  Scirpus congdonii L. Ahart, John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11168 Plumas 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. 2140 Comment
  CHSC21179  Scirpus diffusus F. T. Griggs; A. Pass 1975-7-17 221 Plumas Buck's Lake. Comment
  UC1100849  Scirpus diffusus Malcolm A. Nobs, S. Galen Smith 1949-8-19 1440 Plumas bog and marsh at Butterfly Valley Comment
  SD6636  Scutellaria antirrhinoides R. M. Austin 1880-1 Plumas Big Meadows Comment
  UC104317  Scutellaria antirrhinoides Mrs. R. M. Austin July 1878 Plumas Big Meadows Comment
  UC1585915  Scutellaria antirrhinoides Barbara Ertter 1989-7-4 8684 a Plumas sw of Chester (2.2 mi w of jct with Hwy 89 and Hwy 36) 1463 Comment
  CHSC62117  Scutellaria californica L. P. Janeway 1993-6-30 4409 Plumas Plumas National Forest. Along Hwy 70 in canyon of East Branch North Fork Feather River, 2.9 mi southwest of Hwy 89. 868 Comment
  POM80017  Scutellaria californica Mary E. P. Ames 1891-05 s.n. Plumas Auburn. Taylorsville, Indian Valley. Comment
  UC1523372  Scutellaria siphocampyloides J. G. Lemmon September 1874 Plumas Comment
  CAS-BOT-BC61497  Sedum albomarginatum Arthur Menzies 1951-8-19 s.n. Plumas Grown from plant collected at Canyon of N. Fork of Feather River, Hwy. US Alt. 40. 365 Comment
  JEPS26937  Sedum albomarginatum P. C. Hutchison 1961-6-9 2126 Plumas Feather River Canyon 4.2 mi above Rich Bar (on highway US Alt. 40 (measured from junction at Rich Bar), serpentine outcrops above road); Feather River Canyon, above Rich Bar Comment
  CAS-BOT-BC59136  Sedum spathulifolium Gordon True; Irja Knight; Walter Knight 1967-7-10 2182 Plumas Mouth of Butterfly Creek. 883 Comment
  CAS-BOT-BC59123  Sedum spathulifolium subsp. purdyi John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-25 54329 Plumas 2.8 miles NNE of Englemine on Diamond Mt. Road 1341 Comment
  CAS-BOT-BC363369  Senecio aronicoides E. D. Merrill 1929-7-13 s.n. Plumas Silver Lake 1828 Comment
  CAS-BOT-BC363733  Senecio hydrophilus M. S. Taylor 1982-9-8 5121 Plumas N end of Round Valley Reservoir, ca. 4 air mi s of Greenville 1371 Comment
  CAS-BOT-BC363734  Senecio hydrophilus Clare B. Hardham 1978-8-11 21804 Plumas Red Clover Creek Road 1219 Comment
  RSA59418  Senecio triangularis E. K. Balls 1950-9-8 15707 Plumas Lakes Center Public Campground, Southern Plumas County. 2043 Comment
  CAS-BOT-BC213134  Sidalcea W. I. Follett; E. B. Follett 1962-7-31 s.n. Plumas Estray Creek, 1.5 mi. W of Spring Garden, Sierra Nevada Comment
  SEINET2442081  Sidalcea glaucescens Barbara Ertter 1989-7-4 8680 Plumas 2.2 mi W of jct with Hwy 89 & Hwy 36 SW of Chester.; 0 1463 Comment
  JEPS97975  Sidalcea glaucescens B. G. Baldwin 1999-6-15 1086 Plumas La Porte Road 10.9 mi S of Middle Fork Feather River crossing Quincy Comment
  UC1013129  Sidalcea glaucescens C. L. Hitchcock 1952-6-25 19623 Plumas 100 yards e of spillway Lake Almanor; e of spillway of Lake Almanor Comment
  CHSC62350  Silene bernardina B. Castro; L. Hanson 1989-8-17 401 Plumas Ca 13 air mi E of Greenville, ca 2.5 mi N of Kettle Rock, in the Mud Lake Research Natural Area within Plumas National Forest. 2042 Comment
  UC1137916  Silene californica G. T. Nordstrom 1934-7-2 168 Plumas 1 mi se Mt. Ararat; Bidwell Bar Quad., Plumas National Forest Comment
  UCD98585  Silene dichotoma subsp. dichotoma G. L. Stebbins Jr. 1970-7-24 7071 Plumas Blairsden. 1341 Comment
  CHSC36856  Silene douglasii M. S. Taylor 1982-7-21 4894 Plumas Around s end of Backs Creek Ridge, ca. 5 mi se of Quincy. 1752 Comment
  RSA59180  Silene douglasii E. K. Balls 1950-9-1 15616 Plumas East of Long Lake above meadow leading down to two smaller lakes. 2134 Comment
  SD46528  Silene douglasii Robert J. Weatherby 1950-8-11 1507 Plumas On trail near Long Lake, Lakes Basin Area, North Sierra Nevada Mountains. 1980 Comment
  CHSC36995  Silene douglasii var. douglasii M. S. Taylor 1982-8-5 4924 Plumas Mt Hough summit, ca. 7 air mi nne of Quincy. 2203 Comment
  CAS-BOT-BC181292  Silene invisa M. S. Taylor 1981-7-17 4047 Plumas Lakes Basin, Long Lake Trail, ca. 150 yds e of sign to Long Lake, ca. 1/4 mi. w. of trailhead, ca. 6 air mi. s. of Mohawk 1950 Comment
  CHSC67359  Silene laciniata subsp. californica James D. Jokerst; R. A. Schlising, L. Ahart 1985-8-12 2571 Plumas Red Mtn. Rd. in saddle below summit, above junction with Rich Gulch Rd., N of Hwy. 70. Comment
  CAS-BOT-BC389375  Silene lemmonii John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-23 54152 Plumas 3.25 miles west of Round Valley Reservoir dam 1633 Comment
  CAS-BOT-BC389399  Silene lemmonii W. W. Wagner 1919-6-7 274 Plumas Sockem [Sockum] Cr., Vicinity of Quincy 1371 Comment
  SEINET3840897  Silene lemmonii G. Douglas Barbe, Thomas C. Fuller, J. T. Howell 1981-6-23 3142 Plumas 3.25 miles west of Round Valley Reservoir Dam, 0.25 miles east of junction with road to Canyon Dam (i.e. south arm of Lake Almanor 1630 Comment
  UC170953  Silene menziesii H. M. Hall 1912-6-28 9283 Plumas Spanish Creek Sierra Nevada Mountains, Spanish Creek 1158 Comment
  CAS-BOT-BC389559  Silene nuda A. A. Heller; P. B. Kennedy 1907-7-16 8859 Plumas Genessee [Genesee] Valley near Genessee [Genesee] Comment
  JEPS50952  Silene nuda W. L. Jepson 1918-8-16 8012 Plumas dry flats near Taylorsville; near Taylorsville 1097 Comment
  CHSC82498  Silene occidentalis subsp. occidentalis Lowell Ahart 2002-6-26 9779 Plumas On the east side of the poor road, about 1/2 mile south of the intersection of Lumpkin Ridge Road and the road to Tamarack Flat, about 1 mile (air) northwest of Little Grass Valley Reservoir dam, about 4 miles (air) northwest of La Porte. 1796 Comment
  CAS-BOT-BC75117  Sisymbrium altissimum John Thomas Howell 1959-9-24 34917 Plumas Sierra Nevada. Crescent Mills. 1066 Comment
  UC1134668  Smilacina racemosa D. Axelrod 1934-6-9 23 Plumas 2 1/4 mi nw Lexington Hill; Plumas National Forest, Bidwell Bar Quadrangle Comment
  UC1125019  Solanum umbelliferum F. W. Embree 1934-6-6 84 Plumas 1 1/2 mi nw of Bucks Mountain; Plumas National Forest 1524 Comment
  RSA60219  Solidago californica E. K. Balls 1950-9-9 15693 Plumas 3.1 miles east of turn to Sloat, between Quincy and Portola, Highway 24. 1250 Comment
  RSA59443  Solidago canadensis subsp. elongata E. K. Balls 1950-9-8 15727 Plumas Lakes Center Public Campground. 2043 Comment
  RSA718041  Solidago canadensis subsp. elongata R. D. Fischer 2004-8-7 820 Plumas Sierra Nevada foothills between Butte Meadows and Highway 89 along Humbug Valley Road at the Yellow Creek crossing. 1220 Comment
  SEINET10475258  Solidago canadensis subsp. elongata Mary Susan Taylor 1981-7-27 Taylor 4123 Plumas T25N R12E SW 1/4 NE 1/4 sec 25. Grizzly valley quad. Along spring crossing. Beckworth-Genesse Rd., between Crystal and Meadow Creeks, ca. 2 mi S of Notson Bridge, ca. 17 air mi NE of Blairsden. 5700 ft. 1757 Comment
  CHSC91902  Solidago elongata Lowell Ahart; Josephine Guardino 2005-8-10 12315 Plumas Near a small wet 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
  UC830219  Solidago elongata Anna Head 1921-8-13 Plumas Lake Center Camp , Lake Center Camp (Feather River Region) Comment
  RSA151672  Solidago lepida var. salebrosa R. C. Bacigalupi, J. R. Sweeney 1953-8-31 4349 Plumas Northern limits of Taylorsville. 1080 Comment
  SDSU526  Solidago velutina subsp. californica D. F. Howe 1960-9-20 2984 Plumas North fork of Feather River, 41 miles from Oroville. 610 Comment
  CHSC36871  Sonchus asper M. S. Taylor 1982-9-13 5136 A Plumas Ramelli Ranch along Feather River near Calpine bridge, ca. 1 mi w of Beckwourth. 1487 Comment
  CAS-BOT-BC374401  Sonchus asper John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1968-6-11 2369 Plumas Canyon of Butterfly Creek between Spanish Creek and Butterfly Valley Comment
  CAS-BOT-BC157317  Sorbus californica Alice Eastwood 1927-6-17 14638 Plumas Long Valley, United States Forest Reserve Comment
  CAS-BOT-BC157318  Sorbus californica Lewis S. Rose 1932-9-5 32624 Plumas Jamison Lake 1889 Comment
  CHSC92177  Sorbus californica Lowell Ahart; John Dittes 2005-9-19 12381 Plumas On the edge of the bank, on the south side of Taylor Lake, about 6 miles (air) southwest of Antelope Lake. 2080 Comment
  CHSC21798  Sorbus scopulina F. T. Griggs; A. Pass 1975-8-1 403 Plumas Buck's Lake Forest Service Survey. Comment
  UC1128683  Sorbus sitchensis G. T. Nordstrom 1934-7-17 233 Plumas 1 1/2 mile S & 1/2 mile E. of Bucks Mtn.; Bidwell Bar Quad. 1524 Comment
  SEINET10537502  Spergularia rubra Mary Susan Taylor 1982-9-7 Taylor 5104 Plumas T23N R14E s/ne sec 28. Portola quad. Ramelli Ranch, s side of Feather River, ca. 2 mi w of Beckwourth. 4880 ft. Dry sandy soil; open Riparian. 1487 Comment
  CDA41086  Sphenosciadium capitellatum G. F. Hrusa, T. D. Wilfred 1996-8-1 13422 Plumas Sierra Nevada; Pine Creek at Brady's Camp, ~ 1/2 mi. NE Argentine Rock. Sheet 1 of 2 Comment
  JEPS48884  Spiraea densiflora Esther C. Fritz 1933-7-27 Plumas Spanish Peak; at intersection of road and trail to Monte Cristo Mine, going w 2133 Comment
  CHSC41682  Spiraea douglasii C. A. Janeway 1986-8-18 Plumas Found ca. 0.2 mi east of Round Valley Lake Dam on Hideaway Road. South side of paved road ca. 10 ft. from shoreline. 1365 Comment
  CHSC42799  Spiraea douglasii L. P. Janeway 1984-7-13 914 Plumas SW of Bucks Lake and near Grizzly Creek campground. In meadow. 1584 Comment
  SBBG33889  Spiraea douglasii L. S. Rose 1969-6-24 69049 Plumas Butterfly Valley, S of Keddie 1158 Comment
  SEINET10483624  Spiraea douglasii Mary Susan Taylor 1974-7-3 Taylor 295 Plumas Butterfly Valley Botanical Area, ca. 10 mi NW of Quincy on Hwy 70. Associates: Drosera rotundifolia, Darlingtonia californica. 1219 Comment
  CHSC46545  Spiranthes porrifolia Lowell Ahart 1979-8-16 2013 Plumas 300 feet east of Ohio Ravine, about 2 1/4 miles south of Grizzly Mountain. 1645 Comment
  SEINET3153393  Stachys ajugoides E. K. Balls 1950-9-15 15842 Plumas N Fork Feather River, 6 mi. NW of Chester 1402 Comment
  CHSC66630  Stachys ajugoides var. rigida Vernon H. Oswald; Lowell Ahart 1996-7-15 8024 Plumas E side of the arm of Lake Almanor extending N from the Hwy. 36 causeway, S of the point where the road to Last Chance Campground (28N11) begins to parallel the lake. 1371 Comment
  SJSU13918  Stachys pilosa N. A. Hopkins 1985-8-27 1314 Plumas SE side of Grass L 1786 Comment
  SBBG6555  Stachys rigida H. and M. Dearing 1938-7-1 2252 Plumas near Lake Almanor Comment
  POM252828  Stachys rigida subsp. rivularis A. A. Heller 1938-7-2 s.n. Plumas Near the river bridge at Quincy. 1098 Comment
  RSA32912  Stachys rigida subsp. rivularis A. A. Heller 1938-7-2 15232 Plumas Along the highway near the river bridge just outside of Quincy. 1098 Comment
  CHSC34857  Stellaria crispa M. S. Taylor 1981-6-16 3914 Plumas Jct of spring/creek and rd 23N16Y at end of rd, ca. 0.5 mi ne of Smith Peak Lookout, ca. 7 air mi ne of Blairsden. 1950 Comment
  CHSC58167  Stellaria crispa Vernon H. Oswald 1992-6-18 4999 Plumas Lassen Volcanic National Park. Corner of park on S side of Warner Valley Rd. between Lee and Kelly camps. 1597 Comment
  CDA13389  Stellaria longipes G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13238 Plumas Sierra Nevada; Bull Run Creek off USFS 23N12E. Comment
  SJSU8525  Stellaria longipes subsp. longipes T. L. Erwin 1963-8-20 Plumas 7 mi NW of Chester on Benner Cr, S slope Mt Harkness 1676 Comment
  CHSC60531  Stellaria longipes var. longipes L. P. Janeway 1992-5-22 4197 Plumas Plumas National Forest. South side of Middle Fork Feather River, just south of railroad tracks; ca 2.7 mi east of Portola. Around oxbow pond. 1485 Comment
  JEPS51128  Stellaria longipes var. longipes W. L. Jepson 1910-6-4 4054 Plumas Big Meadows 1310 Comment
  CHSC110373  Stellaria obtusa Lowell Ahart 2012-9-5 18438 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
  JEPS100408  Stellaria obtusa Dean Wm. Taylor, Tom Engstrom 2004-7-22 19208 Plumas Big Ravine, Forest Road 25N64X about 0.5 air miles NE of Grizzly Dome 1432 Comment
  UC177177 Image available Stenotus acaulis Heller and Kennedy 1907-7-3 8696 Plumas hills above Red Clover Valley; ; Above Red Clover Valley, Plumas Co. Comment
  JEPS29560  Stephanomeria lactucina John Thomas Howell 1960-7-19 35681 Plumas Drakesbad Lassen Volcanic National Park 1676 Comment
  JEPS36828  Stephanomeria paniculata W. L. Jepson 1918-8-16 8008 Plumas Engels Light Creek 1341 Comment
  CHSC107908  Stipa occidentalis var. californica L. P. Janeway; Melanie Wi