Search Results — 2000 specimen records retrieved (1454 records with coordinates)
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(For large data reqests, please contact Jason Alexander, jason_alexander@berkeley.edu.)
 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/cch_archive/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  NY29141  Abies concolor H. E. Brown 1897-8-1 671 -½ Plumas This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  SEINET4066102  Abies concolor B. C. Templeton 1967-1 sn Plumas About 16 miles east of Quincy. Comment
  HSC1340  Abies magnifica R. A. Magie 1964-5-1 59 Plumas 20 mi. W of Chester on Hwy. 36 1829 Comment
  CAS-BOT-BC78095  Abies magnifica John Thomas Howell 1960-7-20 35776 Plumas Between Boiling Springs Lake and Terminal Geyser 1859 Comment
  JEPS48811  Acer glabrum John Warren Duffield 1937-7-18 Plumas Schneider Creek Schneider Creek (sw Plumas Co) Comment
  CAS-BOT-BC330977  Acer glabrum var. glabrum Anna Head 1920-7-25 s.n. Plumas Feather River Region, Lake Center Camp Comment
  NY42162  Acer macrophyllum J. B. Walker 1994-8-3 871 Plumas On La Porte Rd, 10km S of junction with Hwy 70 1400 Comment
  UCD116998  Acer macrophyllum Dean Ahrenholz 1964-5-9 14 Plumas Indian Creek. Comment
  CHSC9721  Achillea millefolium Nancy Mosman 1971-7-11 88 Plumas In meadow on the w side of Feather River ca. 0.6 mi s of Belden turnoff and Hwy 70. 1025 Comment
  CAS-BOT-BC210688  Achnatherum lemmonii John Thomas Howell 1955-7-19 30766 Plumas Beckwourth 1493 Comment
  CAS-BOT-BC210696  Achnatherum lemmonii A. A. Heller; P. B. Kennedy 1907-7-3 8712 Plumas Hills above Red Clover Valley Comment
  UC1133120  Achnatherum lemmonii E. Sawyer 1935-6-1 53 Plumas 1 3/4 mi ne Hawks; Sierraville Quadrangle Comment
  UCD50604  Achnatherum lemmonii John Thomas Howell 1962-6-17 37710 Plumas Portola, Plumas County. 1463 Comment
  POM180944  Achnatherum lemmonii var. lemmonii A. A. Heller, P. B. Kennedy 1907-7-3 8712 Plumas Hills above Red Clover Valley Comment
  CAS-BOT-BC216885  Achnatherum occidentale Clare B. Hardham 1970-8-8 17702 Plumas Road to Thompson Peak Lookout 2133 Comment
  UCD50896  Achnatherum occidentale Leo Whitney 1934-8-11 2189 Plumas Big Grizzley Valley, Plumas National Forest. 10 miles northwest of Portola. 1828 Comment
  CAS-BOT-BC210847  Achnatherum occidentale subsp. californicum John Thomas Howell 1951-6-28 27710 Plumas Eureka Peak 2255 Comment
  CHSC40981  Achnatherum occidentale subsp. occidentale J. D. Jokerst 1984-7-10 2089 Plumas East of Rattlesnake ravine in the canyon of Indian Creek between creek and Indian Cr. Road. 1249 Comment
  CAS-BOT-BC210926  Achnatherum occidentale subsp. pubescens John Thomas Howell 1967-6-23 42721 Plumas Canyon of the East Branch of Feather River 2 miles east of Twain Comment
  CAS-BOT-BC210930  Achnatherum occidentale subsp. pubescens John Thomas Howell 1961-9-23 36894 Plumas Englemine 1097 Comment
  CAS-BOT-BC218040  Achnatherum stillmanii Clarence R. Quick 1966-7-7 66 -38 Plumas Ca. 6.5 miles N of Belden, just E of Cottonwood Creek and road, 1/8 mile S of crossing, ca. 3 miles S of W end of Humbug Valley 1402 Comment
  CAS-BOT-BC218042  Achnatherum stillmanii Clarence R. Quick 1964-7-12 64 -79 Plumas W end of Humbug Valley 1402 Comment
  CHSC112549  Achnatherum thurberianum B. Castro; L. P. Janeway 2007-6-24 1642 Plumas Northern High Sierra Nevada. NW side of lower Thompson Valley 1.25 mi N of the mouth of McReynolds Creek at Red Clover Creek. W side of Thompson Creek, downstream of small rock dam, ca 150 ft below 'finger' of very open Ponderosa-Jeffrey pine forest. 1676 Comment
  UC641668  Achnatherum thurberianum G. L. Stebbins Jr. 1939-7-9 2936 Plumas sw slope of Meadow View Peak Meadow View Peak 1920 Comment
  CHSC100326  Acmispon americanus var. americanus Lowell Ahart 2008-8-13 15170 Plumas Large pile of dirt on the east side of La Porte Road, west of East Branch Creek, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte. 1613 Comment
  UC1125852  Aconitum columbianum C. G. Albertus 1935-8-3 247 Plumas 1 1/2 mi. s.e. Cromberg; Plumas Nat'l Forest, Downieville Quad. Comment
  CAS-BOT-BC391478  Aconitum columbianum subsp. columbianum W. D. Dakan 1968-8-1 s.n. Plumas In Butterfly Valley Botanical Area Comment
  CAS-BOT-BC412609  Aconogonon alaskanum Anna Head 1921-8-5 s.n. Plumas Near outlet of Bear Lake, Feather River Region Comment
  CAS-BOT-BC412888  Aconogonon davisiae Rimo Bacigalupi 1927-7-8 1663 Plumas Ridge southwest of Long Lake 2255 Comment
  CHSC98321  Aconogonon davisiae L. P. Janeway 2007-6-3 9019 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
  UC1125859  Actaea rubra C. G. Albertus 1935-8-3 248 Plumas 1 1/2 mi. s.e. Cromberg; Plumas Nat'l Forest, Downieville Quad. Comment
  CAS-BOT-BC29840  Adenocaulon bicolor Robert J. Weatherby 1950-7-7 1446 Plumas Gansner Creek, Quincy 1219 Comment
  JEPS115199  Adenocaulon bicolor Lowell Ahart, John Dittes, Josephine Guardino 2009-7-21 16117 Plumas About 20 yards east of Forest Service Road 27N26, about 1000 feet northwest of Powerhouse at the north end of Butt Valley Reservoir, about 3 miles (air) southwest of Lake Almanor 1302 Comment
  CAS-BOT-BC29836  Adenocaulon bicolor Janet Jones 1980-7-14 200 Plumas Around Layman near Blarisden, Plumas National Forest 1280 Comment
  CAS-BOT-BC65507  Adiantum aleuticum John Thomas Howell 1962-6-16 37645 Plumas Feather River, North Fork on road to Caribou 731 Comment
  CHSC97803  Adiantum aleuticum L. P. Janeway 2007-8-12 9166 Plumas Northern High Sierra Nevada. Near Road 23N73Y 3.4 road km north of Oroville-Quincy Hwy and Grizzly Summit. Rocky bouldery north-facing dry drainage above the road. 1652 Comment
  JEPS106039  Agastache urticifolia Lowell Ahart, John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11161 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
  CAS-BOT-BC29430  Ageratina occidentalis Clare B. Hardham 1970-8-9 17716 Plumas Road to Thompson Peak Lookout 2133 Comment
  CDA13998  Ageratina occidentalis G. F. Hrusa, T. D. Wilfred 1996-8-2 13423 Plumas Sierra Nevada; Argentine Rock ~ 1/2 mile W of Pine Creek Valley. Comment
  CHSC57415  Ageratina occidentalis L. P. Janeway 1984-9-1 1118 Plumas Sierra crest (between Round Lake and Snake Lake). 2286 Comment
  OBI16468  Ageratina occidentalis Lewis S. Rose 1966-7-27 66063 Plumas Butterfly crk & Spanish Crk. 1 mi S of Keddie 991 Comment
  RSA184946  Ageratina occidentalis L. S. Rose 1966-7-27 66063 Plumas Butterfly creek and Spanish creek, 1 mile south of Keddie. stream banks. 991 Comment
  CAS-BOT-BC29598  Agoseris X dasycarpa Alice Eastwood 1927-6-27 14872 Plumas Chilcott [Chilcoot], United States Forest Reserve Comment
  CAS-BOT-BC29600  Agoseris X dasycarpa W. Harnach; N. Harnach 1989-6-29 197 Plumas Sierra Valley, Marble Lane. 1487 Comment
  CHSC110291  Agoseris glauca var. glauca B. Castro; L. P. Janeway 2006-6-3 1543 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. 1676 Comment
  CDA13377  Agoseris grandiflora G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13227 Plumas Sierra Nevada; Upper Bull Run Creek, about 1/4 mile below headwater springs on USFS 23N12E. Comment
  CHSC105206  Agoseris grandiflora K. R. Stern 1985-6-25 8280 Plumas Vicinity of Blairsden. 1402 Comment
  CAS-BOT-BC22921  Agoseris heterophylla John Thomas Howell 1951-6-27 27578 A Plumas Johnsville 1584 Comment
  CAS-BOT-BC22922  Agoseris heterophylla John Thomas Howell 1951-6-27 27578 B Plumas Johnsville 1584 Comment
  CAS-BOT-BC22917  Agoseris heterophylla Alice Eastwood 1927-6-18 14672 Plumas Greenville Comment
  CAS-BOT-BC13245  Agoseris monticola J. T. Howell 1960-7-21 35840 Plumas Lassen Volcanic National Park, NW of Willow Lake 1676 Comment
  CHSC81343  Agoseris retrorsa L. P. Janeway 1996-5-20 4979 Plumas Northern High Sierra Nevada. Soda Creek, along Road 25N22 200 ft northwest of Hwy 70 and East Branch North Fork Feather River. 890 Comment
  SEINET7295890 Image available Agrostis alba Malcolm A. Nobs, S. Galen Smith 1949-1 1382 Plumas Last Chance Marshes at north end of Lake Almanor, just south of Chester. Comment
  CAS-BOT-BC127085  Agrostis exarata John Thomas Howell 1960-7-22 35883 Plumas Lassen Volcanic National Park. Drakesbad. 1828 Comment
  CAS-BOT-BC127103  Agrostis exarata John Thomas Howell 1951-6-29 27751 Plumas Feather River Canyon. 548 Comment
  CAS-BOT-BC127104  Agrostis exarata Walter Knight; Irja Knight; John Thomas Howell 1966-7-27 1429 Plumas Butterfly Botanical Area and Vicinity. In vicinity of Pond reservoir. 1097 Comment
  CHSC113609  Agrostis exarata Lowell Ahart 2014-8-26 19795 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
  CHSC81176  Agrostis exarata Lowell Ahart 2001-8-29 9243 Plumas On the west side of Little Last Chance Creek, on the strand of Frenchman Lake. 1700 Comment
  JEPS76230  Agrostis exarata W. L. Jepson 1939-8-12 19392 Plumas in stools in sand Ferris Creek (branch of Last Chance Creek) 1767 Comment
  CAS-BOT-BC139603  Agrostis gigantea John Thomas Howell 1973-7-10 49741 Plumas Sierra Nevada. Near Greenville. 1097 Comment
  CAS-BOT-BC139604  Agrostis gigantea John Thomas Howell 1976-7-15 51837 Plumas Sierra Nevada. Snake Lake, about 4 miles northwest of Quincy. 1219 Comment
  JEPS68385  Agrostis pallens W. L. Jepson 1924-7-22 10626 Plumas Rich Point Middle Fork Feather River, Dogwood Creek 1127 Comment
  JEPS76244  Agrostis pallens W. L. Jepson 1939-8-16 19450 Plumas Bucks Valley 1584 Comment
  JEPS113677  Agrostis scabra Lowell Ahart, Josephine Guardino 2007-7-20 14340 Plumas Strand of Lake Davis, about 100 yards west of Long Point, northeast side of Lake Davis 1763 Comment
  JEPS122299  Agrostis scabra Lowell Ahart 2014-8-31 19800 -A Plumas In and along the sides of Black Rock Creek, about 200 yards south of the foot bridge across Black Rock Creek, about 200 yards south of the Black Rock, Little Grass Valley Reservoir, about 4 1/2 miles (air) northwest of La Porte. Comment
  RSA239240  Agrostis scabra R. F. Thorne, Larry E. DeBuhr, C. W. Tilforth 1972-9-20 42337 Plumas Feather River Camp, 4 miles north of Quincy 1067 Comment
  SEINET10510663  Agrostis stolonifera Lowell Ahart 1995-9-13 Ahart 7637 Plumas T22N, R10E, south-east 1/4 Section 5. Small size plant on dry gravelly dark soil on the north-west side of Onion Valley, east of Quincy La Porte Road about 1 mile north-west of Pilot Peak. Mountain meadow in red fir forest. 1829 Comment
  CHSC61557  Agrostis variabilis L. P. Janeway 1984-9-1 1133 Plumas Lakes Basin; on Sierra crest west of Mt Elwell. 2164 Comment
  UCD55710  Aira caryophyllea August L. Hormay 1932-6-7 s.n. Plumas on road to Quincy, 1 mile from turn off of Oroville Road. 6 miles east of Oroville. Comment
  CAS-BOT-BC293726  Alismataceae Mona Bourell 1982-5-15 1737 Plumas Sierra Valley Marsh Comment
  CAS-BOT-BC472960  Allium lemmonii John Thomas Howell 1962-6-18 37767 Plumas Sierra Valley near Beckwourth; Sierra Nevada 1487 Comment
  CAS-BOT-BC472962  Allium lemmonii Arthur Menzies 1992-5-19 4189 Plumas West side of Ross Ranch Meadow ca 1/2 mi south of Middle Fork Feather River and ca 3 mi east of Portola; Plumas National Forest, Beckwourth Ranger District 1493 Comment
  UCD143205  Allium lemmonii L. K. Mann; M. D. Mann, Madison 1962-6-12 s.n. Plumas Highway 89, southwest edge Lake Almanor, 0.8 miles before road to Almanor. Comment
  CHSC107078  Allium obtusum var. obtusum L. P. Janeway 2011-7-6 10498 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
  CHSC107266  Allium obtusum var. obtusum L. P. Janeway; Matt Simenc 2011-7-11 10513 Plumas Northern High Sierra Nevada. Plumas National Forest; un-named ridge between South Fork Feather River and Gibsonville ridge, 2.5 km east of Little Grass Valley Reservoir. Gravelly open area just over the north edge of the ridge. 1810 Comment
  SEINET10971415  Allium obtusum var. obtusum Mary Susan Taylor 1981-5-8 Taylor 3655 Plumas T27N R9E sw/se sec 6 & nw/ne sec 7, Almanor NE quad. Open serpentine barrens, jct of Rds 26N18, 26N92, & 27N92, ca. 0.5 mi E of Long Valley Mine, ca. 4 air mi W of Greenville. 5300 ft. 1615 Comment
  SJSU15151  Allium platycaule N. A. Hopkins 1993-5-27 1723 Plumas c. 3 mi N of Portola Comment
  CHSC57105  Allium validum L. P. Janeway 1991-7-23 4094 Plumas Plumas National Forest. McRae Meadow, upper end of East Nelson Creek. 1905 Comment
  CHSC97192  Allophyllum divaricatum Lowell Ahart; John Dittes, Josephine Guardino 2007-6-9 14048 Plumas 150 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis. 1965 Comment
  CDA19234  Allophyllum gilioides subsp. violaceum G. D. Barbe, T. C. Fuller 1982-6-17 3831 Plumas Plumas National Forest; South shore of Frenchman Reservoir (Lake), 0.4 mi E of Frenchman Dam. 1706 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
  CDA13764  Alnus incana subsp. tenuifolia G. F. Hrusa, B. Smith, T. D. Wilfred 1996-8-11 13499 Plumas Sierra Nevada; Tributary into upper Bull Run Creek off USFS 23N12E. Comment
  RSA286330  Alnus incana subsp. tenuifolia R. F. Thorne 1974-7-30 45002 Plumas Plumas National Forest, Butterfly Valley Botanical Area. 1174 Comment
  SBBG14333  Alnus incana subsp. tenuifolia W. B. McHenry 1961-8-20 Plumas Bucks Lake Comment
  SEINET10678458  Alnus incana subsp. tenuifolia Bonnie C. Templeton 1967-4-23 Templeton 10743 Plumas Butterfly Valley, near Quincy. 1067 Comment
  SD123469  Alnus tenuifolia Robert F. Thorne 1974-7-30 45002 Plumas Plumas National Forest, Butterfly Valley Botanical Area 1175 Comment
  CHSC81181  Alopecurus aequalis Lowell Ahart 2001-8-28 9188 Plumas Strand of Lake Almanor, west of the intersection of the dirt road to Last Chance Marsh and the poor dirt road that goes south along Lake Almanor to the causeway of Highway 36, about 3/4 mile northeast of Chester. 1371 Comment
  SEINET10510912  Alopecurus aequalis Lawrence P. Janeway 1989-7-25 Janeway 3526 Plumas Crocker Mtn. quad T24N, R14E, NW 1/4 of sec. 33. Crocker Meadow; ner Beckwourth-Genessee Rd (rd 111) 6.4 mi north of Beckwourth. 1737 Comment
  RSA252377  Alopecurus geniculatus R. F. Thorne, C. W. Tilforth 1969-9-6 39247 Plumas Along Feather River 1 mi. SW of Beckwourth 1357 Comment
  CHSC44974  Amaranthus K. R. Stern 1985-6-25 8216 Plumas Vicinity of Blairsden. Comment
  CAS-BOT-BC136776  Amelanchier utahensis Thomas H. Kearney 1944-8-14 62 Plumas Near Prattville, Lake Almanor Comment
  CHSC88650  Amelanchier utahensis B. Elliott 2002-6-8 11605 Plumas Plumas National Forest. Kellogg Lake swamp. 1920 Comment
  UC567121 Image available Amelanchier utahensis G. T. Nordstrom 1934-7-17 232 Plumas 1.5 s and 0.5 mi e Bucks Mountain; Bidwell Bar Quad. 1524 Comment
  UC725634  Amelanchier utahensis A. A. Heller 1942-6-5 16506 Plumas s of Almanor (along State Highway 89) Comment
  UC471166  Amsinckia H. E. Parks 1930-7-13 Plumas on shore of Lake Tagish (Caribou); Caribou Comment
  CAS-BOT-BC64275  Anaphalis margaritacea H. E. Brown 1897-8-15 661 Plumas Near Lassen Buttes 1828 Comment
  UC485802  Anaphalis margaritacea H. F. Copeland 1932-8-24 Plumas Drakesbad 1828 Comment
  CHSC35947  Anemone drummondii M. S. Taylor 1982-5-18 4470 Plumas Jcts of Rd 27N39 and 26N18, ca. 1/2 mi e of Long Valley Mine, ca. 4 air mi w of Greenville. 1645 Comment
  CAS-BOT-BC391928  Anemone lyallii A. A. Heller 1938-5-21 15100 Plumas West of Chester Comment
  CHSC58176  Anemone oregana Vernon H. Oswald 1992-6-18 4994 Plumas Lassen Volcanic National Park. Warner Valley: S side of Hot Spring Creek ca. 0.5 mi upstream from the boundary of the park. Forest bordering a small snow lake (not shown on map) slightly SW of rocky cliffs bordering the creek. 1633 Comment
  CHSC67452  Angelica breweri James D. Jokerst; R. A. Schlising, L. Ahart 1985-8-12 2556 Plumas Rich Gulch Rd. 3.0 mi N of Hwy. 70 on slope W of and adjacent to road (26N22) S of Red Mtn. turnoff. Comment
  CAS-BOT-BC59304  Antennaria argentea Mrs. H. C. Cantelow 1939-5-20 s.n. Plumas Meadow Valley Comment
  CHSC63112  Antennaria argentea Lowell Ahart 1994-6-29 7414 Plumas West of a poor logging road, about 1/2 mile south of Bucks Lake. 1828 Comment
  JEPS115784  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
  CAS-BOT-BC59202  Antennaria dimorpha J. G. Lemmon 1889-5-30 s.n. Plumas Sierra Valley Comment
  SEINET6735131 Image available Antennaria geyeri W. Harnach, N. Harnach 1990-6-13 371 Plumas Sierra Valley, SW of Beckwourth, Ramelli Ranch (USFS) 1487 Comment
  CHSC118834  Antennaria geyeri Wendy L. Boes 2015-6-27 2015027 Plumas Plumas National Forest. Located near Indian Creek, to northwest of Antelope Lake, in between Forest Service road 28N31 and 28N03. UTM 701358 E, 4453845 N, NAD83 Zone 10N. 1580 Comment
  CHSC97626  Antennaria luzuloides subsp. aberrans Lowell Ahart; John Dittes 2007-6-16 14138 Plumas On dry bare soil, 100 yards east of the small stream, on the south side of of County Road 111 (Beckwourth Gensee Road), 120 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-BC79929  Antennaria microphylla A. A. Heller; P. B. Kennedy 1907-7-3 8699 Plumas Hills above Red Clover valley Comment
  UC584271  Antennaria umbrinella G. L. Stebbins Jr. and J. A. Jenkins 1937-7-10 2312 Plumas w of head of Stony Ridge 1828 Comment
  UCD149069  Antennaria umbrinella G. Ledyard Stebbins 1982-6-13 C 203 Plumas Stony Ridge. (Exact location unknown. Coordinates estimated by label maker.) 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
  JEPS50773  Antirrhinum vexillocalyculatum subsp. intermedium Rimo Bacigalupi with Paul Hutchison and L. R. Heckard 1967-6-16 9288 Plumas just e Rich Bar (along Feather River Highway) 762 Comment
  UC1187158  Antirrhinum vexillocalyculatum subsp. intermedium Jean Langenheim 1957-7-26 4444 Plumas Feather River Canyon Comment
  UC878871  Apocynum androsaemifolium Mrs. E. C. Sutliffe Aug. 1917 Plumas near Blairsden Blairsden Comment
  OBI20479  Apocynum androsaemifolium Lewis S. Rose 1967-7-10 67147 Plumas 1 mi S of Keddie; Butterfly crk and Spanish crk 884 Comment
  SEINET7923496  Apocynum androsaemifolium M. J. Williams, J. T. Howell, W. Follette 1977-8-11 77- 68 -7 Plumas Road from Chilcoot along Last Chance Creek to Frenchman's 1707 Comment
  POM253210  Apocynum androsaemifolium subsp. pumilum A. A. Heller 1938-6-14 s.n. Plumas Near Gray s Flat on the Feather River Highway 869 Comment
  CAS-BOT-BC397879  Aquilegia formosa A. A. Heller; P. B. Kennedy 1907-7-15 8847 Plumas Near mouth of Little Grizzly creek below Genessee Comment
  UC1125879  Aquilegia formosa G. T. Nordstrom 1934-7-2 163 Plumas 1 mi se Mt. Ararat; Plumas National Forest, Bidwell Bar Quadrangle 1584 Comment
  UC569712  Aquilegia formosa E. Sawyer 1935-6-24 139 Plumas 4 1/2 mi e Crow; Sierraville Quadrangle 1828 Comment
  SEINET5337615  Aquilegia formosa A. A. Heller, P. B. Kennedy 1907-7-15 8847 Plumas Near mouth of Little Grizzly Creek below Genessee. Comment
  SEINET10480701  Arabis Mary Susan Taylor 1981-7-22 Taylor 4107 Plumas T24N R11E nw 1/4 nw 1/4 sec 5. Spring Garden quad. Slope of hill, ca. 1/4 mi S of 26N21, ca. 0.5 mi W of Pine Creek Valley, ca. 7 air mi N of Spring Garden. 2316 Comment
  SEINET10448412  Arabis constancei Mary Susan Taylor, G. Rotta 1982-5-18 Taylor 4474 Plumas 5000 ft. T27N R8E nw/ne sec 35. Almanor NE quad. E facing serpentine slope, s side of 27N92, ca. l.5 air mi se of Canyon Dam. 1524 Comment
  RSA0126002  Arabis divaricarpa E. K. Balls 1950-9-2 15626 Plumas Road to Mt. Ingalls Lookout after leaving road from Ramelli to Walker Mine. 2104 Comment
  NY172665  Arabis suffrutescens var. perstylosa L. Constance 1938-6-9 2309 Plumas Above the Middle Fork of the Feather River, 7.3 miles southweast of Quincy 1219.2 Comment
  CHSC92189  Arceuthobium abietinum Lowell Ahart; John Dittes 2005-9-19 12412 Plumas Along the east side of a good dirt road, about 1 1/4 miles southeast of Kettle Rock, about 1 1/4 miles southeast of Taylor Lake. 1998 Comment
  CAS-BOT-BC24207  Arctostaphylos John Thomas Howell; Gordon H. True 1967-5-8 42197 Plumas Along Forest Service Rd. between Butterfly Valley proper and the Butterfly Botanical area Comment
  CAS-BOT-BC24186  Arctostaphylos John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54265 Plumas Rocky summit ridge, Mt. Hough 2203 Comment
  UCD52221  Arctostaphylos manzanita subsp. roofii James I. Mallory 1967-8-15 276 Plumas Gibsonville Ridge; Plumas National Forest. 1798 Comment
  CHSC44969  Arctostaphylos mewukka K. R. Stern 1985-6-25 8285 Plumas Vicinity of Blairsden. Comment
  CAS-BOT-BC38614  Arctostaphylos mewukka subsp. truei John Thomas Howell 1976-4-2 51572 Plumas Injun Jim Campground, North Fork Feather River 609 Comment
  CAS-BOT-BC38620  Arctostaphylos mewukka subsp. truei John Thomas Howell; Gordon H. True 1967-5-7 42182 Plumas Injun Jim Campground at confluence of Granite Creek and North Fork of Feather River 609 Comment
  CAS-BOT-BC40007  Arctostaphylos nevadensis John Thomas Howell 1926-7-27 2146 Plumas Near Prattville 1676 Comment
  JEPS16625  Arctostaphylos nevadensis Rimo Bacigalupi with Aldo Bacigalupi 1952-8-19 3955 Plumas on slopes to e Long Lake (Plumas-Sierra Co. boundary); Mt. Elwell region 2042 Comment
  RSA101441  Arctostaphylos nevadensis R. Weatherby 1955-6-22 1538 Plumas Spanish Peak. 2134 Comment
  RSA605327  Arctostaphylos nevadensis L. C. Wheeler 1952-9-24 6955 Plumas Plumas 5: Vicinity of Crescent Mills. Comment
  SEINET9339325  Arctostaphylos nevadensis Unknown 1982-6-15 3718 Plumas 1 mi below and NE of Red Hill Summit, Plumas National Forest. Comment
  CAS-BOT-BC42121  Arctostaphylos patula Keith Wagnon; James T. Vale 1988-10-4 1819 Plumas ca. 2 mi. e. of town of Buck's Lake on old road - logging road 1/4 mi. north. 1511 Comment
  CAS-BOT-BC42122  Arctostaphylos patula Mrs. H. C. Cantelow 1940-5-11 s.n. Plumas West of Meadow Valley Inn Comment
  UC566971  Arctostaphylos patula C. G. Albertus 1935-7-22 222 Plumas 3 3/4 mi sw Lovejoys; Downieville Quadrangle 1767 Comment
  UCD51942  Arctostaphylos truei John Thomas Howell 1976-4-2 51571 Plumas Injun Jim Campground, North Fork Feather River, Plumas County. 609 Comment
  CAS-BOT-BC47071  Arctostaphylos viscida subsp. viscida John Thomas Howell; Gordon True 1967-5-8 42201 Plumas Butterfly Valley. 1036 Comment
  CAS-BOT-BC47072  Arctostaphylos viscida subsp. viscida John Thomas Howell 1976-4-2 51577 Plumas 2 mi. nw. of Spring Garden. 1173 Comment
  SBBG32368  Arctostaphylos viscida subsp. viscida L. S. Rose 1967-5-7 67067 Plumas 3 mi W of Keddie, Butterfly Valley 944 Comment
  UC1121426  Arctostaphylos viscida subsp. viscida E. Nourse 1934-7-31 3 Plumas 2 mi sw Smith Lake (Plot 4); Plumas National Forest, Bidwell Bar Quadrangle Comment
  UCD52824  Arctostaphylos viscida subsp. viscida E. W. Jameson 1948-11-20 s.n. Plumas 4 mi. north of Quincy. 1097 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
  SEINET10971092  Arnica Mary Susan Taylor 1981-6-25 Taylor 3948 Plumas T23N R14E sw/nw sec 26. Portola quad. Ramelli Ranch, ca. 1/8 mi S of Hwy 70, ca. 0.5 mi SW of Beckwourth. Sagebrush Scrub around North Fork Feather River, open and treeless; dry sandy soil. 4900 ft elev. 1493 Comment
  SEINET6755608 Image available Arnica chamissonis W. Harnach, N. Harnach 1990-6-27 421 Plumas Sierra Valley, W of Beckwourth, Ramelli Ranch (USFS) between river and railroad 1487 Comment
  CHSC69987  Arnica cordifolia L. P. Janeway 1997-5-7 5108 Plumas East side of Red Clover Creek at 'Drum Bridge' 2.7 mi southeast of Indian Creek. 1225 Comment
  UC337199  Arnica cordifolia unknown 1889-5-28 Plumas Mohawk Valley Comment
  CHSC23868  Arnica discoidea Lowell Ahart 1976-7-16 Plumas 1/2 mi above the Middle Fork of the Feather River, 5 mi NW of Little Grass Valley Res. 1828 Comment
  JEPS107607  Arnica discoidea Lowell Ahart, Josephine Guardino 2005-8-10 12305 Plumas Along a poor logging road, northeast of a small branch of Lights Creek, east side of Forest Road 27N54, about 5 1/2 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake 1821 Comment
  SD8796  Arnica discoidea Mrs. R. M. Austin 1880-1 Plumas Plumas Co. Comment
  UCR115324  Arnica discoidea G. D. Barbe, T. C. Fuller 1982-7-15 3740 Plumas Sierra Nevada Mtns, Plumas National Forest, 2.1 mi NE of junction with road to Red Hill Summit 1524 Comment
  RSA59181  Arnica mollis E. K. Balls 1950-9-1 15607 Plumas East of Long Lake at base of cliffs at top of meadow leading down to two smaller lakes 2134 Comment
  UCD56015  Arrhenatherum elatius B. Corbin 2001-6-7 1006 Plumas Susanville. North of Chilcoot. 1627 Comment
  CAS-BOT-BC146263  Arrhenatherum elatius var. elatius John Thomas Howell; H. Keith Wagnon 1980-5-26 53593 Plumas Sierra Nevada. North Fork of Feather River between the mouth of East Branch and Caribou. 792 Comment
  CAS-BOT-BC146264  Arrhenatherum elatius var. elatius L. P. Janeway 1992-6-4 4214 Plumas Plumas National Forest. Beckwourth Ranger District. Jackson Compartment. Between Mohawk Ranger Station barracks and Middle Fork Feather River. 1318 Comment
  RSA122486  Artemisia arbuscula subsp. arbuscula C. G. Albertus 1935-8-22 273 Plumas 2.5 miles S of Bagley pass 1768 Comment
  CAS-BOT-BC90414  Artemisia douglasiana John Thomas Howell 1955-7-19 30826 A Plumas Mohawk 1371 Comment
  SEINET6775393 Image available Artemisia douglasiana W. Harnach, N. Harnach 1989-6-17 150 Plumas Sierra Valley, collected approximately 200 ft. west of the steel bridge on the Marble Lane 1487 Comment
  UCD147797  Artemisia douglasiana Allyson Ayalon; Lucie Jerabkova 2012-8-1 150 Plumas Plumas County. Antelope Lake vacinity. 1524 Comment
  CAS-BOT-BC90569  Artemisia dracunculus John Thomas Howell 1961-9-23 36866 Plumas Indian Valley 1082 Comment
  CAS-BOT-BC90570  Artemisia dracunculus John Thomas Howell 1959-9-25 35000 Plumas 2 miles east of Portola 1484 Comment
  CHSC81601  Artemisia dracunculus Lowell Ahart 2001-10-8 9328 Plumas On the west side of Indian Creek, about 400 yards south of Arlington Road, about 150 yards east of Highway 89, about 1 1/2 miles south of Crescent Mills. 1066 Comment
  CAS-BOT-BC93745  Artemisia ludoviciana subsp. incompta L. P. Janeway 1992-8-30 4296 Plumas Blue Nose Mtn. quad, McRae Meadow; upper end of East Nelson Creek. 1889 Comment
  CAS-BOT-BC93477  Artemisia tridentata subsp. tridentata John Thomas Howell 1959-9-24 34970 Plumas Sierra Nevada - Beckworth 1487 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
  RSA122576  Artemisia tridentata subsp. tridentata E. Nourse 1934-9-13 38 Plumas 2 miles NW of Onion Valley 2043 Comment
  CAS-BOT-BC99276  Artemisia tridentata subsp. vaseyana L. P. Janeway 1989-9-6 3644 Plumas Crocker Mtn. quad. - along road 24N45Y 1/4 mi east of Crocker Meadow and the Beckwourth-Genesee Road (road 111) 1752 Comment
  JEPS117308  Artemisia tridentata subsp. vaseyana Lowell Ahart 2010-10-21 17308 Plumas About 10 yards west of the spring, on the south side of the road to Cleghorn Bar, about 2 miles by road west of the Quincy-La Porte Road, about 2 1/2 miles (air) northwest of Pilot Peak 1928 Comment
  CAS-BOT-BC400771  Asarum lemmonii John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1968-6-11 2393 Plumas On east side of Butterfly Valley Comment
  CHSC73402  Asarum lemmonii B. Castro 1995-11-29 629 Plumas Ca 2 air mi ESE of Walker Plains on Rock Island Ridge, and ca 0.3 mi N of Rock Island itself. In minor perennial tributary to Truck Ravine, between the Ravine and USGS Rd 23N27. 1475 Comment
  RSA169467  Asarum lemmonii L. S. Rose 1963-6-3 s.n. Plumas Butterfly Valley, 2 mi SW of Keddie 1189 Comment
  UC1552742  Asclepias cordifolia Frederica Bowcutt 1985-6-6 555 Plumas about 15 air mi ne Quincy (along Beckwourth Genesee Road, 1 mi of Drum Bridge); Plumas National Forest Comment
  UC1123544  Asclepias fascicularis C. W. Hanks 1934-9-18 85 Plumas hills n Sierra Valley; Plumas National Forest, Sierraville Quadrangle Comment
  UCSB46167  Aspidotis californica Reisentz, Paul 1979-5-13 Plumas Near Chambers Creek, 6 mi S of Beldon on Hwy 70 Comment
  UC1874977  Aspidotis densa Ruth Kirkpatrick 2001-7-21 1075 Plumas Feather River Canyon, along Hwy 70, 4.3 mi upstream from E branch of North Fork of Feather River 731 Comment
  POM39865  Aster alpigenus Marcus E. Jones 1897-7-5 s.n. Plumas Prattville. 1372 Comment
  JEPS120541  Aster alpigenus var. andersonii B. Castro and L. P. Janeway 2006-9-9 1616 Plumas High Cascade RAnge. About 200 m east of Jedidiah Colter Lake (between Blue Lake and NOrth Arm Rice Creek). Comment
  RSA726330  Aster breweri L. Ahart, John Dittes 2007-8-9 14445 Plumas About 120 yards east of the road, on the east slope of Mount Ingalls, about 6 air miles northwest of the north end of Lake Davis 2552 Comment
  UCR58341  Aster campestris R. D. Goeden, Don W. Ricker 1989-8-22 890822- 3 Plumas Northern Sierra Nevada Mtns., Plumas National Forest, east side of Frenchman Lake 1725 Comment
  SEINET10474428  Aster chilensis var. medius Mary Susan Taylor 1981-8-31 Taylor 4251 Plumas California: T22N R12E se1/4 of se1/4 sec 25. Sierra City NE quad. Both sides of Hwy 89, ca. 0.5 mi S of Clio. Plumas County. 4400 ft. 1341 Comment
  SEINET10474123  Aster foliaceus Mary Susan Taylor 1981-7-29 Taylor 4147 Plumas T25N R12E se 1/4 ne 1/4 sec 19 Genesse Valley quad. Along creek crossing 25N 42-Flournoy grade, 0.2 mi N of N branch of Ward Creek, ca. 5 air mi se of Genesse. Riparian wood on granite. 6000 ft. 1829 Comment
  RSA101422  Aster integrifolius R. Weatherby 1955-8-12 1683 Plumas Meadow in upper Clear Creek, near Spanish Peak 1829 Comment
  RSA151717  Aster intermedius R. C. Bacigalupi, J. R. Sweeney, George Bacigalupi Jr. 1953-8-31 4347 Plumas Road from Greenville to Indian Agency, Indian Valley, about 2 miles east of Greenville. 1006 Comment
  CDA14016  Aster oregonensis subsp. californicus G. F. Hrusa, B. Smith 1996-8-1 13481 Plumas Sierra Nevada; Plumas National forest. USFS Butterfly Botanical Area Comment
  CHSC75448  Aster radulinus G. F. Hrusa; T. D. Wilfred 1996-8-2 13456 Plumas Sierra Nevada. At bottom of old skid trail at terminus of USFS 23N22D. 1630 Comment
  CHSC21719  Astragalus F. T. Griggs; A. Pass 1975-7-16 191 Plumas Along road, N. shore of Lower Buck's Lake. Comment
  SBBG3245  Astragalus purshii var. tinctus H. and M. Dearing 1939-5-9 3328 Plumas near Blairsden 1219 Comment
  CHSC88984  Astragalus webberi L. Hanson 1987-5-26 301 Plumas Plumas National Forest. South side of road, near Taylorsville. 1066 Comment
  POM117883  Astragalus webberi Joseph Clemens 1920-5-11 s.n. Plumas Taylorvile. Comment
  CHSC21354  Asyneuma prenanthoides F. T. Griggs; A. Pass 1975-7-31 276 Plumas Grizzly Forebay. Bucks Lake Forest Service Survey. Comment
  RSA333470  Athyrium filix-femina subsp. cyclosorum Dave Kelly, Walter Wisura 1985-8-2 4095 Plumas Butterfly Valley Botanical Area near Keddie off Highway 70, along Blackhawk Road. Comment
  CHSC112126  Athyrium filix-femina var. cyclosorum L. P. Janeway 2014-7-15 11544 Plumas Northern High Sierra Nevada. Plumas National Forest. Happy Valley, about 6.4 air-km northeast of Crombeerg; along Long Valley Creek in the southwest corner of Happy Valley (the lower corner of the meadow complex). 1717 Comment
  JEPS117726  Athyrium filix-femina var. cyclosorum Lowell Ahart 2010-10-21 17311 Plumas On the south side of a small wash, about 100 yards north of Fowler Lake, along the trail (poor road), about 3/8 mile south of the dirt road, about 2 miles (air) north of where Black Rock Creek flows into Little Grass Valley Reservoir, about 6 miles (air) 1662 Comment
  CAS-BOT-BC17546  Athysanus pusillus Alice Eastwood 1927-6-11 14489 Plumas United States Forest Reserve. Forest Lodge near Greenville. Comment
  CHSC34271  Athysanus pusillus M. S. Taylor 1981-5-10 3679 Plumas Forest next to Pioneer Cabin meadow, e side of Antelope Lake, ca. 20 air mi ne of Taylorsville. 1536 Comment
  JEPS89882  Azolla microphylla Dean Wm. Taylor with Glenn L. Clifton 1992-8-23 13220 Plumas at bridge of Hwy. 207 ca. 1.3 mi. w. <Cresent> Mills (Indian Creek); Freather R. Watershed, Indian Creek 1112 Comment
  CDA13924  Balsamorhiza G. F. Hrusa 1997-5-3 13849 Plumas Sierra Nevada; 1/2 mi. NE of intersection of Hwy 70 and Rattlesnake Creek Rd (to N; USFS 508)/and Sloat Rd. (to S). Comment
  CDA13926  Balsamorhiza G. F. Hrusa 1997-5-3 13851 A Plumas Sierra Nevada; 1/2 mi. NE of intersection of Hwy 70 and Rattlesnake Creek Rd (to N; USFS 508)/and Sloat Rd. (to S). Comment
  CAS-BOT-BC100038  Balsamorhiza deltoidea John Thomas Howell 1975-6-16 51137 Plumas 2 miles northwest of Spring Garden 1173 Comment
  CAS-BOT-BC100041  Balsamorhiza deltoidea Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1967-6-12 1952 Plumas Fern Glen 1097 Comment
  CDA18704  Balsamorhiza deltoidea G. D. Barbe, T. C. Fuller 1982-6-15 3707 Plumas Sierra Nevada; 0.8 mi W of junction of road to Red Hill Lookout and road to Cherry Hill (USFS Rd 26N22F); 3.3 miles E of Red Hill Summit, Plumas National Forest. 1554 Comment
  CAS-BOT-BC106459  Balsamorhiza hookeri John Thomas Howell 1978-4-14 52860 Plumas On edge of pine woods, west of Portola - Sierra Nevada Comment
  CHSC46629  Balsamorhiza sagittata Lowell Ahart 1989-7-2 6339 Plumas On the north side and near the summit of Pilot Peak, about 10 miles north-east of La Porte. 2255 Comment
  SEINET10474459  Balsamorhiza sagittata Mary Susan Taylor 1982-5-7 Taylor 4419 Plumas T23N R14E sw/nw sec 26. Portola quad. Ramelli Ranch, near an oxbow lake, ca. 1/4 mi e of Hwy 109, ca. 0.5 mi sw of Beckwourth. Sagebrush Scrub. 4800 ft. 146 Comment
  CAS-BOT-BC16568  Barbarea orthoceras Mrs. H. C. Cantelow 1940-5-11 s.n. Plumas Meadow Valley Creek Ford near M. V. Inn. Comment
  CHSC89533  Barbarea orthoceras G. D. Barbe; T. C. Fuller 1982-6-17 3868 Plumas Northern California. Plumas National Forest. 2 mi N of Turkey Pt Fishing Access; at the shore of north arm of the lake. 1706 Comment
  POM186829  Beckmannia syzigachne D. D. Keck 1932-7-5 1688 Plumas Quincy, Northern Sierra Nevada. 1067 Comment
  UC1100212  Beckmannia syzigachne Malcolm A. Nobs and S. Galen Smith 1949-8-19 1404 Plumas marshy area ca 2 mi s Greenville; Indian Valley Comment
  UC575654  Beckmannia syzigachne David D. Keck Jul 3 1932-Jul 5 1932 1688 Plumas Quincy Northern Sierra Nevada 1065 Comment
  UCD56785  Beckmannia syzigachne Collector Unknown 1874-6-1 481 Plumas Sierra Valley. Comment
  CHSC91333  Berberis aquifolium var. aquifolium Lowell Ahart; John Dittes 2005-6-1 11842 Plumas On the west side of the North Fork of the Feather River, at Indian Jim Campground, on the east side of Highway 70, about 3/4 mile southwest of Chambers Creek. 646 Comment
  RSA508621  Betula nana Mrs. R. M. Austin 1879-06 s.n. Plumas Big Meadows. Comment
  UCD98843  Bistorta bistortoides Michael A. Vincent 1999-6-8 8545 Plumas Red Clover Valley, along FS Rt. 70, 0.5 mile north of FS 177/CA 111. Comment
  JEPS104109  Blepharipappus scaber Lowell Ahart 2003-8-8 10484 Plumas On an old abandoned road, on the e side of Beckwourth Calpine Rd, ca 3 mi south of Beckwourth, Sierra Valley. 1482 Comment
  CAS-BOT-BC15815  Boechera arcuata Elmer I. Applegate 1929-6-18 5763 Plumas Between Camp Kelly and Drakesbad, Warner Valley, Mount Lassen Region. Comment
  CHSC41272  Boechera arcuata J. D. Jokerst 1984-5-14 2011 Plumas SE of Genesee Valley, S of Ward Cr. 1463 Comment
  CHSC118810  Boechera breweri subsp. shastaensis Chelsea Morgan 2016-6-16 2016 -004 Plumas North facing ridge 1.25 mi. northeast of Mount Jura, north and downslope of Forest Road 26N42 (UTM 689092 E, 4438952 N, NAD 83 Zone 10 North; Elevation 4931 ft.) 1502 Comment
  CHSC36192  Boechera constancei M. S. Taylor 1982-6-1 4579 Plumas Between spur rd and 27N92, nw of Goldstripe Mine, ca. 4 air mi w of Greenville. 1615 Comment
  CAS-BOT-BC16180  Boechera davidsonii Mary Strong Clemens 1920-6-23 s.n. Plumas Crystal Lake. Comment
  CAS-BOT-BC14255  Boechera pinetorum John Thomas Howell; Gordon H. True 1973-7-31 50131 Plumas Sierra Nevada. Diamond Range. On road from Janesville to Thompson Peak. 1981 Comment
  CHSC80818  Boechera pinetorum Lowell Ahart 2001-7-19 8939 Plumas Steep slope, on the east side of Hopkins Creek, about 100 yards southwest of the East Branch of Hopkins Creek, about 1/2 mile (air) south of Turkey Town, about 2 1/2 miles (air) southeast of Pilot Peak. 1828 Comment
  CHSC87831  Boechera pinetorum Lowell Ahart; John Dittes, Josephine Guardino 2004-6-6 10995 Plumas On the bottom of a small drainage, on the north side of the logging road, about 1 1/2 miles (air) south of Lower Taylor Rock, about 7 1/2 miles (air) northeast of Quincy. 1517 Comment
  CAS-BOT-BC14654  Boechera rectissima John Thomas Howell 1924-8-11 633 Plumas Two miles east of Chester on road to Westwood. 1310 Comment
  CAS-BOT-BC14723  Boechera repanda Lowell Ahart 1986-7-1 5328 Plumas South of the logging road 0.1 mile S of the West Branch of Hopkins Creek, about 0.75 mile NE of the Bunker Hill Mine. 1828 Comment
  UC1552754  Boechera retrofracta Frederica Bowcutt 1985-6-6 543 Plumas About 15 air mi NE of Quincy on the SW side of Red Clover Creek and Bechwourth Genesee Road in Plumas National Forest. Comment
  CAS-BOT-BC25596  Boechera retrofracta M. S. Taylor 1981-5-11 3685 A Plumas Along Beckwourth-Genesee Valley Road, ca. 0.5 mile south of Flournoy Bridge and junction of highway 89. 1158 Comment
  CAS-BOT-BC25720  Boechera sparsiflora Ella Dales Cantelow 1942-5-11 3598 Plumas Featther River Canyon. 1.5 mile west of Belden. Comment
  CAS-BOT-BC25907  Boechera suffrutescens John Thomas Howell 1951-6-27 27628 Plumas Sierra Nevada. Jamison Creek. 1828 Comment
  CHSC42023  Boechera suffrutescens Lowell Ahart 1986-7-15 5365 Plumas Along a water ditch, south of the South Fork of the Feather River, about 1 mile south-west of Pilot Peak, about 1 1/4 mile north-east of the Independent Mine, about 10 miles north-east of La Porte. 1828 Comment
  CHSC63123  Boechera suffrutescens Lowell Ahart 1994-6-29 7409 Plumas North of a poor logging road, about 1/2 mile south of Bucks Lake. 1828 Comment
  JEPS125797  Boisduvalia campestris William Harnach 2000-8-2 962 Plumas 1.5 miles South of Highway 70 on A-23, 0.25 miles East of A-23. South of Beckwourth, CA (Sierra Valley Farms). Comment
  POM181043  Boisduvalia densiflora A. A. Heller, B. B. Kennedy 1907-7-16 8863 Plumas Genessee valley near Genessee Comment
  POM310936  Boisduvalia densiflora var. densiflora H. L. Mason 1952-7-17 14380 Plumas Sierra Nevada: Along Western Pacific tracks just south of Beckwourth, Sierra Valley. 1524 Comment
  CHSC82540  Botrychium simplex Lowell Ahart; John Dittes, Josephine Guardino 2002-7-2 9834 Plumas On the extreme northwest side of a meadow, about 40 yards south of the road, about 3/4 mile west of Lumpkin Ridge Road, about 1 mile southeast of Tamarack Flat, about 2 miles (air) northwest of Little Grass Valley Reservoir dam, about 5 miles (air) northwest of La Porte. 1723 Comment
  CHSC82556  Botrychium simplex var. compositum Lowell Ahart 2002-7-18 9866 A Plumas In a meadow, on the south side of a small upper branch of Fall River, about 100 yards north of Lumpkin Ridge Road, about 1 mile (air) southeast of Tamarack Flat, about 1/4 mile southwest of the intersection of Lumpkin Ridge Road and road to Tamarack Flat, about 1 1/2 miles (air) northwest of Little Grass Valley Reservoir dam, about 4 1/2 miles (air) northwest of La Porte. 1701 Comment
  CHSC61414  Brasenia schreberi Vernon H. Oswald; Lowell Ahart 1993-8-11 5782 Plumas Domingo Lake located ca. 0.5 mi S of Willow Lake, ca. 1 mi S of Lassen Volcanic National Park. 1767 Comment
  CAS-BOT-BC186698  Brassicaceae John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1968-6-11 2375 Plumas In canyon of Butterfly Creek. Between Spanish Creek and Butterfly Valley Comment
  JEPS102631  Brickellia greenei Lowell Ahart 2001-7-17 8931 Plumas Outcrops, on the SE side of a logging road, SE of a small branch of Butt Creek, about 2 1/2 miles (air) north of Humboldt Summit. 1828 Comment
  SEINET10830992  Bromus Mary Susan Taylor 1982-9-13 Taylor 5137 A Plumas T23N R14E se/ne sec. 27. Portola quad. Ramelli Ranch, in vicinity of Calpine Road bridge (109) over Feather River, on S side of the river, ca. 1 mile W of Beckwourth. 1487 Comment
  SJSU11268  Bromus carinatus S. H. Casey 1980-6-18 Plumas Chandler Road, Quincy Comment
  CAS-BOT-BC149315  Bromus carinatus var. carinatus John Thomas Howell 1961-9-23 36899 Plumas Sierra Nevada. Crescent Mills. 1066 Comment
  JEPS102463  Bromus carinatus var. carinatus Lowell Ahart 2001-7-23 8999 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
  JEPS104132  Bromus carinatus var. carinatus Lowell Ahart 2003-10-26 10682 Plumas On a gravel bar on the e side of the South Fork of the Feather River, where the old road crosses the river, ca 1/8 mi w of the Feather Fork Mine, ca 1 3/4 mi (air) ne of Little Grass Valley Reservoir, ca 6 1/2 mi (air) ne of La Porte. 1600 Comment
  CDA13759  Bromus ciliatus G. F. Hrusa, B. Smith, T. D. Wilfred 1996-8-11 13491 Plumas Sierra Nevada; Slopes to E of upper Bull Run Creek off USFS 23N12E. Comment
  CAS-BOT-BC155796  Bromus diandrus John Thomas Howell 1961-6-21 36670 Plumas Sierra Nevada. Greenville. 1097 Comment
  UCD59297  Bromus diandrus John Thomas Howell 1961-6-21 36670 Plumas Sierra Nevada. Greenville. 1097 Comment
  CHSC74037  Bromus suksdorfii B. Castro 1998-10-7 858 Plumas Ca 4 air mi NE of Little Grass Valley Reservoir, on slope just W of Co. Rd 511. Ca 50 ft W of jcn of Co. road and USFS Rd 22N21, at edge of alder drainage. 1889 Comment
  CAS-BOT-BC161359  Bromus tectorum Alice Eastwood 1918-5-25 7059 Plumas Portola. Comment
  NY664624  Bromus tectorum See comments 1920-6-10 Plumas Comment
  UCD60050  Bromus tectorum Gladys L. Smith 1959-6-20 1253 Plumas Plumas-Sierra County Line: Sierra Nevada. Gold Lake to Feather River route. 1828 Comment
  CHSC117315  Bromus vulgaris L. P. Janeway 2016-8-10 12150 Plumas Northern High Sierra Nevada. Plumas National Forest; about 100 m south of Gibsonville-Johnsville Road on east side of Continental Ravine (a tributary of West Branch Nelson Creek). 1830 Comment
  CAS-BOT-BC185351  Calamagrostis canadensis E. K. Balls 1950-9-8 15719 Plumas Lakes Center Public Camp. 2042 Comment
  JEPS107725  Calamagrostis canadensis Lowell Ahart, John Dittes 2005-9-20 12429 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
  CHSC116590  Calamagrostis stricta subsp. inexpansa B. Castro; L. P. Janeway 2011-10-31 1916 Plumas Northern High Sierra Nevada. N end of lower Thompson Valley ca 1.2 mi N of the mouth of McReynolds Creek at Red Clover Creek. Wet bed of main channel, ca 375 ft N (upstream) of small rock dam on Thompson Creek, ca 30 ft below edge of surrounding open Ponderosa-Jeffrey pine forest. 1674 Comment
  CAS-BOT-BC438487  Calandrinia ciliata John Thomas Howell; Walter Knight; Irja Knight; Gordon True 1967-5-7 1840 Plumas West edge of Butterfly Valley proper. 1066 Comment
  CHSC4454  Calocedrus decurrens C. Glascock 1965-2-6 214 Plumas 6.5 mi. E of Rich Bar turnoff on Hwy 70. Ca. 100 yds W of abandoned service station and cabin. Comment
  RSA718220  Calocedrus decurrens L. Ahart 2006-9-28 13387 Plumas West side of the North Fork of the Feather River, on the east side of Highway 70, at Indian Jim Campground, about 3/4 mile southwest of Chambers Creek 647 Comment
  SEINET4064819  Calocedrus decurrens B. C. Templeton 1967-1 10746 Plumas National Forest near Quincy. Comment
  CHSC52884  Calochortus coeruleus L. P. Janeway 1990-6-12 3712 Plumas Plumas National Forest. Rattlesnake Creek, just N of Long Valley; along road 508 ca 1.1 mi N of Hwy 70/89. 1432 Comment
  CAS-BOT-BC487765  Calochortus coeruleus W. W. Wagner 1919-5-25 261 Plumas Massack Creek 1432 Comment
  SD6512  Calochortus elegans Mrs. R. M. Austin 1878-1 Plumas Big Meadows. Comment
  UC570206  Calochortus leichtlinii E. Sawyer 1935-6-4 70 Plumas 3.25 mi se Beckwith Butte 1584 Comment
  RSA59606  Calochortus leichtlinii Verne Grant, Alva Grant 1950-7-12 8932 Plumas Mountain slopes at base of Red Rock between Susanville andTaylorsville 2012 Comment
  SD133926  Calochortus leichtlinii Barbara Ertter, Gary Schoolcraft 1989-7-3 8660 Plumas Ridge between Red Rock and Diamond Mountain, ca. 8 airmiles south of Susanville. Dry open ridgeline of old river cobbles. 2225 Comment
  CHSC2442  Calochortus nudus R. Carter 1965-7-6 268 Plumas Found 0.25 mi. S of intersection of Oroville-Quincy Rd. and U. S. F. S. road 24N33, on N side of Oroville-Quincy Rd. ca. 15' from road. 1767 Comment
  POM258682  Calochortus nudus Marion Ownbey, Ruth P. Ownbey 1938-7-14 1740 Plumas Below Humboldt Summit on road between Jonesville and Lake Almanor Comment
  RSA369091  Calochortus nudus Robert Gustafson 1984-5-15 2947 Plumas Butterfly Botanical area, ca. 7 miles northwest of Quincy, west of Highway 89 1037 Comment
  RSA293418  Calycadenia truncata subsp. truncata Reino Alava 1957-7-7 1210 Plumas Along the road, 16.5 miles southwest of Tobin, on Hwy; Featherwater River Canyon 12 Comment
  CHSC95009  Calyptridium monospermum Lowell Ahart 2006-10-23 13495 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
  JEPS110516  Calyptridium monospermum Lowell Ahart 2006-10-23 13495 Plumas On the east side of Slate Creek (there is a large gravel flat caused by the dam), about 30 yards south of where the road ends, about 20 yards north of the dam across Slate Creek, about 1/8 mile northeast of Scales Road, about 5 1/2 miles (air) northeast o 1281 Comment
  JEPS48667  Calyptridium umbellatum Esther C. Fritz 1933-7-15 Plumas Spanish Peak 2133 Comment
  UCD126111  Calystegia malacophylla Matt Georgeff 1992-5-17 16 Plumas Snake Lake Campgrounfd, 15 miles W of Quincy. Comment
  CHSC9708  Calystegia occidentalis subsp. occidentalis Nancy Mosman 1971-7-11 75 Plumas Along e side of road ca. 1.3 mi s of Belden turnoff and Hwy 70. 1025 Comment
  UCD20771  Camelina microcarpa A. M. Shapiro; M. Paquin 2002-6-30 s.n. Plumas Plumas County. Spring Garden, at 4200'. 1280 Comment
  RSA121156  Camissonia tanacetifolia subsp. quadriperforata Wayne E. Sawyer 1935-6-10 90 Plumas 4.75 miles SE of Sugarloaf 1494 Comment
  POM38107  Camissonia tanacetifolia subsp. tanacetifolia C. C. Bruce 1898-05 2418 Plumas Clear Creek Comment
  RSA60795  Campanula prenanthoides I. L. Wiggins 1948-9-15 12052 Plumas Onion Creek and Middle Fork of the Feather River. Comment
  SEINET10463011  Campanula prenanthoides Stern 1975-7-24 STERN 5872 Plumas East shore of Lake Almanor 1372 Comment
  SEINET10905900  Campanula prenanthoides Joseph Clemens 1920-8-11 Clemens s.n. Plumas Greenville Comment
  CAS-BOT-BC37225  Cardamine bellidifolia Wayne D. Dakan 1969-6-20 s.n. Plumas Sierra Nevada. Taylor Lake. Comment
  UC1736743  Cardamine nuttallii Dean W. Taylor 1997-4-9 15946 Plumas n of Greenville (along Hwy 89); Plumas National Forest, Wolf Creek 1097 Comment
  CHSC81355  Cardamine oligosperma L. P. Janeway 1996-4-11 4954 Plumas Northern High Sierra Nevada. Soda Creek, along Road 25N22 200 ft northwst of Hwy 70 and East Branch North Fork Feather River. 890 Comment
  CAS-BOT-BC38099  Cardamine pachystigma Lewis S. Rose 1967-5-7 67060 Plumas South of Keddie. Butterfly Creek and Spanish Creek. 883 Comment
  CHSC35017  Cardamine pachystigma R. E. Preston 1982-3-20 194 Plumas W side of Hwy 70 at Pauls Cr; ca. 2 mi sw of Belden. 658 Comment
  CHSC55482  Cardamine pachystigma Ben Cunningham 1991-4-20 Plumas Ca. 12 mi e of Greenville and 4 ft n of South Keddie Ridge Road. 1219 Comment
  CHSC99231  Cardamine pachystigma John Dittes 2005-7-4 1195 Plumas Cascade Range; drainage of Lights Creek; ca. 10.8 air miles northeast of Taylorsville, ca. 7.3 air miles southwest of Diamond Mountain, ca. 4.2 air miles east of Moonlight Peak; east of Lights Creek on talus slope east of (above) Coounty Road 213. 1295 Comment
  CAS-BOT-BC38091  Cardamine pachystigma Walter Knight; Irja Knight; John Thomas Howell; Gordon H. True 1967-5-8 1788 Plumas Sierra Nevada. Mouth of Butterfly Creek. 883 Comment
  CAS-BOT-BC38092  Cardamine pachystigma John Thomas Howell; Gordon H. True 1967-5-9 42217 Plumas Sierra Nevada. Lewisia Rock, 3.5 miles southwest of Belden, Feather River Canyon. 609 Comment
  JEPS102240  Cardamine pachystigma var. dissectifolia L. P. Janeway 1996-4-11 4953 Plumas Northern High Sierra Nevada. Soda Creek, along Road 25N22 200 ft northwst of Hwy 70 and East Branch North Fork Feather River. 890 Comment
  CAS-BOT-BC18363  Carex John Thomas Howell; Gordon H. True 1969-6-23 45829 Plumas Sierra Nevada. On Middle Fork of Feather River at Nelson Point. 1249 Comment
  CAS-BOT-BC18358  Carex John Thomas Howell 1951-6-26 27535 Plumas Sierra Nevada. Feather River Canyon. 853 Comment
  CHSC113838  Carex abrupta Lowell Ahart 2014-8-31 19832 Plumas On the east side of Black Rock Creek. about 300 yards south 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
  JEPS115897  Carex abrupta Lowell Ahart, John Dittes, Josephine Guardino 2009-7-21 16110 Plumas About 20 yards yeast of Forest Service Road 27N26, about 1000 feet northwest of Powerhouse at the north end of Butt Valley Reservoir, about 3 miles (air) southwest of Lake Almanor 1302 Comment
  JEPS63773  Carex abrupta W. L. Jepson 1910-6-9 4101 Plumas near Lassen Peak; Hot Springs Valley 1828 Comment
  SEINET11152736 Image available Carex abrupta Lowell Ahart, John Dittes and Josephine Guardino 2009-1 16111 Plumas 1302 Comment
  CHSC69914  Carex amplifolia L. P. Janeway; B. Castro 1997-9-14 5360 Plumas Springy south-facing slope above Jamison Creek and above Road 507 0.9 mi east of the Plumas-Eureka State Park boundary. 1828 Comment
  CAS-BOT-BC17928  Carex angustata A. A. Heller; P. B. Kennedy 1907-7-9 8784 Plumas Prattville. Comment
  CAS-BOT-BC17939  Carex angustata John Thomas Howell 1960-7-23 35945 Plumas Lassen Volcanic National Park. Drakesbad. Near soda spring. 1828 Comment
  CHSC108116  Carex angustata Lowell Ahart 2011-9-20 17694 Plumas On the east side of East Branch Creek, on the east side of Quincy La Porte road, about 1 3/4 miles (air) soouth of Little Grass Valley Reservoir, about one mile northeast of La Porte. 1593 Comment
  CHSC78721  Carex angustata L. P. Janeway 2000-7-16 6903 Plumas Northern High Sierra Nevada. Large meadow at Greens Flat; at head of Catrell Creek; about 3.7 km northwest of Middle Fork Feather River. 1722 Comment
  CHSC97224  Carex angustata Lowell Ahart; Josephine Guardino 2007-7-21 14387 Plumas About 40 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
  JEPS117604  Carex angustata Lowell Ahart 2010-9-9 17143 Plumas Large colony around and under fir trees, on the east side of East Branch Creek, on the east side of Quincy La Porte Road, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte 1593 Comment
  JEPS117646  Carex angustata Lowell Ahart 2010-7-27 16931 Plumas North side of Forest Road 22N68, about 150 yards north of the South Fork of the Feather River, about 1/4 mile southwest of the Feather Fork Mine, about 1 1/2 miles (air) northeast of Little Grass Valley Reservoir 1634 Comment
  JEPS123947  Carex angustata Lowell Ahart, John Dittes, Josephine Guardino, Steve Green 2015-7-31 20423 Plumas On the west side of Duck Lake (near Blue Lake), 1,180 feet north of Forest Service Road 29N18, 3.19 air miles west-southwest of Sifford Mt., 6.41 air miles south-southeast of Lassen Peak. Comment
  CAS-BOT-BC17931  Carex angustata L. P. Janeway 1991-7-23 4095 Plumas Plumas National Forest. Beckwourth Ranger District. McRae Compartment. McRae Meadow, upper end of East Nelson Creek. 1905 Comment
  CAS-BOT-BC17932  Carex angustata L. P. Janeway 1990-7-3 3760 Plumas Plumas National Forest. Beckwourth Ranger District. Cascade Compartment. 1905 Comment
  CHSC116380  Carex angustata Sara M. Talyor; Scott Batiuk and Kendra Sikes 2012-7-18 45 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, 4423775 N, 655262 E. 1940 Comment
  CAS-BOT-BC19737  Carex athrostachya Mrs. E. C. Sutliffe 1914-8-1 s.n. Plumas Gold Lake Region. Comment
  JEPS113803  Carex athrostachya Lowell Ahart, John Dittes, Josephine Guardino 2007-6-8 14031 Plumas Strand of Lake Davis, southeast of the end of the road, north end of Lake Davis 1763 Comment
  SEINET7550687 Image available Carex athrostachya Lowell Ahart, Josephine Guardino 2005-8-9 12269 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
  SEINET7550691 Image available Carex athrostachya Unknown 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. Red Cinder 7.5' quad. 2057 Comment
  CHSC56884  Carex aurea L. P. Janeway; Garrett Gibson 1991-8-2 4100 Plumas Plumas National Forest. Meadow stringer along Humbug Creek; southeast flank of Smith Peak. 1828 Comment
  RSA699706  Carex aurea L. Ahart, John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11157 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
  CAS-BOT-BC19521  Carex bolanderi Alice Eastwood 1927-6-11 14491 Plumas United States Forest Reserve. Forest Lodge near Greenville. Comment
  CAS-BOT-BC19522  Carex bolanderi John Thomas Howell 1960-7-21 35866 Plumas Lassen Volcanic National Park. On trail to Little Willow Lake. 1767 Comment
  CHSC97414  Carex bolanderi Robert Fischer 2006-7-2 1033 Plumas Buckslake. Between Oroville and Buckslake, off Hwy. 70, east on 4 Trees Road. Collection made at the crossing of Wildcat Creek. 1158 Comment
  CAS-BOT-BC19529  Carex bolanderi L. P. Janeway; Garrett Gibson 1991-8-2 4101 Plumas Plumas National Forest. Beckwourth Ranger District. Southeast flank of Smith Peak. 1828 Comment
  CHSC77066  Carex brainerdii G. Douglas Barbe; T. C. Fuller 1982-6-15 3694 Plumas On east-facing slope, 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
  JEPS109101  Carex brainerdii D. W. Taylor 2008-6-18 20221 Plumas Plumas National Forest, watershed of N Fork Feather River, S Fork Rock Creek, along Forest Road 24N28. Comment
  CDA33043  Carex brainerdii G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-25 3308 Plumas 1.4 miles north-northeast of Engle Mine townsite on Diamond Mountain Road. Comment
  UCD140238  Carex cusickii John Thomas Howell 1960-7-23 35936 Plumas Lassen Volcanic National Park, Drakesbad. 1676 Comment
  CAS-BOT-BC20557  Carex diandra Lowell Ahart 1980-10-6 2671 Plumas Sierra Nevada. Lake, 0.5 mile west of Fowler Peak. 1700 Comment
  CHSC110288  Carex douglasii B. Castro; L. P. Janeway 2006-6-3 1572 Plumas Northern High Sierra Nevada. West side of lower Thompson Valley, 1 mi N of the mouth of McReynolds Creek at Red Clover Creek. 1670 Comment
  RSA121761  Carex douglasii E. Sawyer 1935-7-12 286 Plumas 3 1/2 miles E of Beckwith Butte. 1494 Comment
  CHSC51508  Carex echinata subsp. echinata W. D. Dakan 1978-6-3 Plumas Butterfly Valley Botanical Area. 1295 Comment
  JEPS34395  Carex echinata subsp. echinata Rimo Bacigalupi and P. C. Hutchison, J. K. Wright 1963-6-1 8871 Plumas hanging bog above and nw Butterfly Valley (ca. 1.5 mi w of Keddie) 1158 Comment
  CAS-BOT-BC19866  Carex echinata subsp. echinata Brink; Mayer 1975-7-3 s.n. Plumas Sierra Nevada. Bucks Lake area. Comment
  CHSC77032  Carex filifolia var. erostrata G. Douglas Barbe; T. C. Fuller 1982-6-17 3850 Plumas The Frenchman Lake Region. On E shore of Frenchman Lake; Crystal Fishing Access. On marshy arm of the lake at the parking lot. 1706 Comment
  JEPS107618  Carex fracta Lowell Ahart, Josephine Guardino 2005-8-9 12289 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
  JEPS114804  Carex fracta Lowell Ahart 2008-8-13 15177 Plumas West edge of La Porte Road, west of East Branch Creek, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte 1613 Comment
  CAS-BOT-BC32027  Carex geyeri L. P. Janeway 1990-8-16 3831 Plumas Babcock Peak quad, Ca 0.2 mi N of Meadow Cr, halfway btw Red Clover Cr and Mt. Ingalls 2011 Comment
  CHSC41153  Carex geyeri L. P. Janeway; Randy Harrison 1985-5-22 1200 Plumas Plumas National Forest. Near and north of Middle Fork Feather River, 2.4 mi w of Lee Summit on F.S. Rd 23N22. 1478 Comment
  JEPS109915  Carex hassei Dean W. Taylor 2007-6-14 20133 Plumas Forest Rd. 27N16 on the S slope of Dyer Mtn. at unnamed tributary to Hauns Creek (this not depicted as a blue line stream on the USGS map) 1554 Comment
  CHSC110367  Carex heteroneura Lowell Ahart 2012-9-5 18435 Plumas Around the south edges of a small meadow, 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
  CDA13415  Carex heteroneura var. heteroneura G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13263 Plumas Sierra Nevada; Along Bull Run Creek off USFS 23N12E. Comment
  CHSC52545  Carex heteroneura var. heteroneura L. P. Janeway 1989-7-12 3481 Plumas Plumas National Forest. Along Jackson Cr; rd 23N11 2.3 mi from Hwy 70/89 then 2.2 mi on rd 23N48 into Jackson Cr. 1783 Comment
  UCD140445  Carex hoodii John Thomas Howell 1960-6-17 35499 Plumas Lassen Volcanic National Park, Drakesbad. 1676 Comment
  CAS-BOT-BC7742  Carex integra John Thomas Howell 1951-6-27 27591 A Plumas McRae Meadow. 1981 Comment
  CHSC108087  Carex jonesii Lowell Ahart 2011-9-17 17659 Plumas On the north side of an unnamed stream that flows east into Little Grass Valley Reservoir and opposite the Black Rock, about 30 yards west of the paved road, about 1/8 mile west of Little Grass Valley Reservoir. 1595 Comment
  CHSC92302  Carex jonesii Lowell Ahart; Josephine Guardino 2005-8-10 12323 Plumas Bog in small wet meadow, a small branch of Lights Creek, east side of Forest Road 27N54, about 5 1/2 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1821 Comment
  JEPS106376  Carex jonesii Lowell Ahart, John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11171 Plumas Along edges of small stream, in small meadow, on the N side of forest road, ca. 1/4 mi N of Taylor rock, ca. 1 mi (air) SW of Grizzly Peak, ca. 5 mi (air) S of Taylorsville, ca. 8 mi (air) NE of Quincy 2139 Comment
  CAS-BOT-BC35509  Carex jonesii L. P. Janeway 1990-7-3 3761 Plumas about 100 m west of Paradise Creek and about 0.75 mi. south of Little Grizzly Creek 1905 Comment
  CAS-BOT-BC7582  Carex lasiocarpa G. Schoolcraft 1997-8-5 2647 Plumas Hay Meadow at s. end of Caribou Wildnerness 1950 Comment
  CHSC63194  Carex lemmonii Lowell Ahart 1994-6-17 7348 Plumas Meadow on the east side of Sly Creek, about 1 mile north of Schwartz Meadow, about 1 mile east of Sly Creek Reservoir. 1097 Comment
  JEPS110425  Carex lemmonii Lowell Ahart 2006-7-9 12914 Plumas Small bog or wet meadow, below the basalt gravel road, about 2 miles (air) west of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir 1648 Comment
  JEPS115935  Carex lemmonii Lowell Ahart, John Dittes 2009-7-13 16032 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
  SEINET13709890  Carex lenticularis Lowell William Ahart, Lowell William Ahart 2003-1 10431 Plumas 5 Mi. NW of La Porte (39 Deg 44'34.8"N, 121 Deg 02'20.8"W) 5679 Ft. 1731 Comment
  CHSC84451  Carex lenticularis var. impressa Lowell Ahart 2003-7-18 10433 Plumas Seep, on the east side of the road, about 3/4 mile west of Lumpkin Ridge Road, about 1 mile southeast of Tamarack Flat, about 2 miles (air) northwest of Little Grass Valley Reservoir dam, about 5 miles (air) northwest of La Porte. 1752 Comment
  SJSU13951  Carex lenticularis var. impressa N. A. Hopkins 1985-8-27 1311 Plumas Grass Lake 1786 Comment
  CHSC40412  Carex lenticularis var. lipocarpa Lowell Ahart 1985-7-3 5101 Plumas Below the high water line of Little Grass Valley Reservoir, where the South Fork of the Feather River flows into the lake, about 4 1/4 miles north-east of La Porte. 1584 Comment
  JEPS104612  Carex lenticularis var. lipocarpa Lowell Ahart 2003-7-18 10431 Plumas In a drainage, in a meadow, ca 150 yd south of the road, ca 3/4 mi w of Lumpkin Ridge Rd, ca 1 mi se of Tamarack Flat, ca 2 mi (air) nw of Little Grass Valley Reservoir dam, ca 5 mi (air) nw of La Porte. 1730 Comment
  SEINET10706979  Carex limosa Vernon H. Oswald, Lowell Ahart; L. Hanson 1989-7-31 Oswald 3903 Plumas T22N R9E nw/nw/S17, Freshwater Marsh in Red Fir Forest. Lake at the headwateres of Fowler (Slatez) Creek, 6.5 mi (air) n of La Porte, 0.5 mi (air) w of Fowler Pk. Common on a small floating bog. 1670 Comment
  CAS-BOT-BC31571  Carex luzulifolia Robert J. Weatherby 1955-6-26 1543 Plumas Mud Lake, Lakes Basin Area. 2103 Comment
  CAS-BOT-BC31572  Carex luzulifolia Robert J. Weatherby 1955-6-26 1543 Plumas Mud Lake, Lakes Basin Area. 2103 Comment
  UC1075694  Carex luzulifolia Robert J. Weatherby 1955-6-26 1543 Plumas Mud Lake, Lakes Basin Area 2103 Comment
  CHSC53527  Carex luzulina L. P. Janeway 1990-8-3 3825 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
  SEINET7485495 Image available Carex luzulina F. J. Hermann 1955-1 11954 Plumas Bluff Falls Camp, Lassen Volcanic National park 2286 Comment
  CAS-BOT-BC31638  Carex luzulina var. ablata George Wilson Gillett 1957-7-19 854 Plumas Near trail above the Devils Kitchen, just beyond very large spring. 2057 Comment
  CAS-BOT-BC31693  Carex mariposana L. P. Janeway 1990-7-5 3773 Plumas At dirt road crossing of the SE branch of Paradise Creek ca 1 1/4 mi S of Little Grizzly Creek. 1844 Comment
  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
  CHSC77070  Carex multicaulis G. Douglas Barbe; T. C. Fuller 1982-6-15 3693 Plumas Plumas National Forest. 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. 1493 Comment
  CHSC96041  Carex multicostata L. P. Janeway; B. Castro 2006-9-9 8882 Plumas High Cascade Range. About 100 m east of Jedidiah Colter Lake (between Blue Lake and North Arm Rice Creek). 1975 Comment
  UCD140670  Carex multicostata G. F. Hrusa; B. Smith, T. D. Wilfred 1996-7-16 13239 Plumas Below headwaters of Bull Run Creek. USFS 23N12E 2100 Comment
  CHSC20765  Carex nebrascensis K. R. Stern 1975-7-24 5870 Plumas SW shore of Lake Almanor. 1371 Comment
  JEPS115202  Carex nebrascensis Lowell Ahart, John Dittes, Josephine Guardino 2009-7-22 16139 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
  CAS-BOT-BC119857  Carex nebrascensis Malcom A. Nobs; Stanley Galen [S. Galen] Smith 1949-8-19 1457 Plumas Marshy pond on SE side of Portola. Comment
  SEINET7568762 Image available Carex nervina Lowell Ahart, John Dittes 2005-9-20 12452 Plumas On the south side of Forest Road 27N34, about 1 mile northeast of Eisenheimer Peak, about 3/4 mile south of Wilcox Valley. 2004 Comment
  JEPS63501  Carex nudata W. L. Jepson 1939-8-16 19439 Plumas Portola Comment
  SEINET10850493  Carex nudata David Castaner 1984-5-28 Castaner 857 Plumas Indian Creek Falls. Junction Highways 70 & 89. Stream side. Comment
  SEINET8987520 Image available Carex pachycarpa Unknown 2013-1 26288 Plumas Near trailhead to Frazier Falls, FS Road 501, 4.2 road miles S of junction with Route 24, 2.0 air km WNW of Mills Peak; northern High Sierra Nevada (nSNH). Comment
  CHSC48074  Carex pachystachya L. P. Janeway 1989-6-16 3333 Plumas Plumas National Forest. West end of Grizzly Valley. 1783 Comment
  CHSC77172  Carex pachystachya G. Douglas Barbe; J. T. Howell, T. C. Fuller 1981-6-23 3153 Plumas Long Valley, 0.4 mi S of jct, Dixie Canyon -- Round Valley and Canyon Dam roads, at Maxwell Mine Road. 1633 Comment
  SEINET8989742 Image available Carex pachystachya L. Janeway, Naczi, R 2004-1 8187 Plumas High Cascade Range. Large willow meadow along a western tributary of Butt Creek, 2.4 air km north of Humboldt Summit Humbolt Peak 7.5' quad. Comment
  SEINET7570350 Image available Carex pachystachya Lewis S. Rose 1968-6-10 68085 Plumas Quincy Meadow. 1036 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
  CHSC118672  Carex pellita Wendy Boes 2014-7-17 2014017 B Plumas Smith Creek, Lakes Basin, Plumas National Forest. UTM 700011 E, 4400726 N, NAD83, Zone 10N. 1828 Comment
  JEPS28363  Carex pellita George W. Gillett 1957-7-13 752 Plumas growing in meadows across the creek from Devils Kitchen; Lassen Volcanic National Park 1859 Comment
  CDA17782  Carex rossii G. D. Barbe, T. C. Fuller 1982-6-16 3796 Plumas Plumas National Forest; Below Mud Lake, 3/4 mile NE of Eisenheimer Peak. Plumas National Forest. 2097 Comment
  UCD140785  Carex rossii John Thomas Howell 1960-7-22 35913 Plumas Devils Kitchen to Drakesbad. Lassen Volcanic National Park. 1676 Comment
  CAS-BOT-BC118135  Carex rossii John Thomas Howell; R. C. Barneby 1954-5-14 29556 Plumas 2 mi E of Blairsdan 1493 Comment
  JEPS105659  Carex sheldonii L. P. Janeway 1997-5-28 5134 Plumas 1.3 mi west-northwest of Blairsden; meadow terrace between Little Bear Road and Middle Fork Feather River 1316 Comment
  CHSC52553  Carex simulata L. P. Janeway 1989-6-22 3373 Plumas Plumas National Forest. Slopes between Crocker Mtn and Crocker Mdw along rd 24N49Y. 1767 Comment
  CAS-BOT-BC117740  Carex simulata Sawyer 1935-6-7 82 Plumas 3 3/4 mi SSW of Sugarloaf, Sierra Valley. 1493 Comment
  CAS-BOT-BC117742  Carex simulata Mrs. H. C. Cantelow 1938-7-4 2273 Plumas Drakesbad Meadow. Comment
  CHSC109856  Carex specifica L. P. Janeway 2012-8-1 11039 Plumas Northern High Sierra Nevada. Plumas National Forest; east side of West Branch Nelson Creek; east side of Gibsonville-Johnsville Road about 0.5 km north of its bridge across West Branch Nelson Creek; 2.5 air km east of Stafford Mtn. 1729 Comment
  HSC14139  Carex straminiformis Jim Vaughn 1956-7-15 Plumas Boiling Springs Lake, near Mt. Lassen Natl. Park Comment
  CAS-BOT-BC114999  Carex subfusca John Thomas Howell 1960-7-20 35712 Plumas Dry, open rocky meadow in Drakesbad. 1828 Comment
  CHSC48062  Carex subfusca L. P. Janeway 1987-6-20 2278 Plumas Ravine on N side of S Br Middle Fk Feather River below Whiskey Hill. 1158 Comment
  CHSC61684  Carex subfusca L. P. Janeway; Jim Battagin, Rob Russell 1993-8-4 4490 Plumas Plumas National Forest. Along Dolly Creek at upper portion of the Walker Mine tailings. 1749 Comment
  CHSC92309  Carex subfusca Lowell Ahart; Josephine Guardino 2005-8-9 12291 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
  JEPS107616  Carex subfusca Lowell Ahart, Josephine Guardino 2005-8-9 12291 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
  JEPS115949  Carex subfusca Lowell Ahart, John Dittes, Josephine Guardino 2009-6-15 15893 Plumas About 200 yards northwest of Lake Almanor Dam, in a mined over area 1421 Comment
  RSA232877  Carex subfusca L. S. Rose 1968-6-10 68085 Plumas Quincy 1037 Comment
  SBBG32401  Carex subfusca L. S. Rose 1968-6-10 68085 Plumas Quincy 1036 Comment
  SEINET8573943 Image available Carex subfusca L. Janeway, Castro, B 2009-1 9853 Plumas Comment
  CAS-BOT-BC115982  Carex subfusca L. P. Janeway; Jim Battagin; Rob Russell 1993-8-4 4490 Plumas Along Dolly creek at upper portion of the Walker Mine tailings. Mt. Ingalls quad. 1749 Comment
  CAS-BOT-BC116000  Carex subfusca John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-25 54350 Plumas 4.8 mi NW of Antelope Reservoir. 1661 Comment
  CDA33155  Carex subfusca G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-26 3349 Plumas 0.75 mile northeast of Bucks Summit on Bucks Lake Road. Comment
  SEINET7577155 Image available Carex subfusca John Thomas Howell, T. C. Fuller; G. D. Barbe 1981-6-24 54237 Plumas About 4 miles southeast of Mt. Hough on the road to Quincy. 1646 Comment
  CHSC45754  Carex utriculata L. P. Janeway 1984-7-13 907 Plumas Mdw near Grizzly Cr FS Campground, SW of Bucks Lake. 1584 Comment
  POM81231  Carex vesicaria Marcus E. Jones 1897-7-3 s.n. Plumas Prattville. 1372 Comment
  CAS-BOT-BC115150  Carex vesicaria G. Schoolcraft 1997-8-5 2636 Plumas Lake E of Hay Meadow/Caibou Wilderness. 1908 Comment
  CAS-BOT-BC115152  Carex vesicaria Lowell Ahart 1980-10-6 2661 Plumas Lake, 1/2 mi W of Fowler Pk. 1700 Comment
  CHSC43527  Carex whitneyi Lowell Ahart 1977-7-9 1461 Plumas On a logging road near Bunker Hill Creek, about 1/2 mile north of the Bunker Hill Mine, about 10 miles north-east of La Porte. 1645 Comment
  JEPS116061  Carex whitneyi Lowell Ahart, John Dittes, Josephine Guardino 2009-6-15 15907 Plumas About 100 yards northwest of Lake Almanor Dam 1421 Comment
  SD8170  Caryophyllaceae Mrs. R. M. Austin 1880-1 Plumas Big Meadows. 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
  RSA726364  Castilleja applegatei L. Ahart, John Dittes, Josephine Guardino 2007-6-9 14054 Plumas About a mile (air) north of the north end of Lake Davis. 1858 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-BC249712  Castilleja applegatei subsp. pinetorum Alice Eastwood 1927-6-1 s.n. Plumas Forest Lodge, Greenville. United States Forest Reserve Comment
  CAS-BOT-BC249720  Castilleja applegatei subsp. pinetorum Rimo Bacigalupi 1927-7-7 1636 Plumas Upper reaches of trail between Gray Eagle Valley and Long Lake Comment
  CAS-BOT-BC249722  Castilleja applegatei subsp. pinetorum David D. Keck 1932-7-3 1646 Plumas Hillside south of town (forested). Quincy, in the Northern Sierra Nevada 1220 Comment
  CAS-BOT-BC249736  Castilleja applegatei subsp. pinetorum Mrs. Jos Clemens 1919-10-14 s.n. Plumas Greenville Comment
  CHSC115544  Castilleja applegatei subsp. pinetorum Lowell Ahart; John Dittes, Josephine Guardino, Steve Green 2015-7-31 20415 Plumas Next to Forest Service Road 29N18, 2.68 air-miles northeast orf Morgan Mt., 3.94 air-miles west-southwest of Sifford Mt., 6.85 air-miles south-southeast of Lassen Peak. 1847 Comment
  JEPS103376  Castilleja applegatei subsp. pinetorum Lowell Ahart 2002-6-26 9782 Plumas On the E side of the poor road, ca 1/2 mile S of the intersection of Lumpkin Ridge Road and the road to Tamarack Flat, ca 1 mile (air) NW of Little Grass Valley Reservoir dam, ca 4 miles (air) NW of La Porte. 1796 Comment
  JEPS81452  Castilleja applegatei subsp. pinetorum M. S. Taylor 1982-6-2 4592 Plumas 0.2 mi s Cedar Creek crossing (along 23N49, ca 4 air mi n of Mohawk); Johnsville Quad. 1584 Comment
  JEPS81464  Castilleja applegatei subsp. pinetorum M. S. Taylor 1982-8-4 4921 A Plumas ca 1 mi nw Taylor Rock (on Taylor Creek, ca 7 air mi ne of Quincy); Greenville SE Quad., Taylor Creek 1981 Comment
  JEPS9096  Castilleja applegatei subsp. pinetorum John Thomas Howell 1951-6-28 27715 Plumas Eureka Peak Sierra Nevada 2194 Comment
  SEINET13737138  Castilleja applegatei subsp. pinetorum A. A. Heller, P. B. Kennedy 1907-7-15 8840 Plumas Near mouth of Little Grizzly Creek below Genessee. Comment
  UC1012474  Castilleja applegatei subsp. pinetorum Francis W. Pennell Jun 10 1940-Jun 11 1940 25805 Plumas e of Almanor (Route 89) 1463 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
  SEINET10964338  Castilleja chromosa Mary Susan Taylor 1982-7-12 Taylor 4822 Plumas T22N R11E nw/ne sec 33. Sierra City NW quad. On rock outcrops on n side of Rd 507, 3.7 mi sw of Johnsville, 1.7 mi w of Jamison Creek Campground. 6000 ft. 1829 Comment
  RSA726359  Castilleja lacera L. Ahart, John Dittes 2007-6-16 14136 Plumas Gravel bars along a small stream, on the south side of County Road 111 (Beckwourth Gensee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1648 Comment
  JEPS4510  Castilleja lacera H. M. Wheeler 1944-8-23 Plumas Cascade Creek Comment
  CAS-BOT-BC254073  Castilleja miniata Rimo Bacigalupi 1927-7-12 1732 Plumas along Little Grey Eagle Creek near Lakes Center Camp, Gold Lake Region 1981 Comment
  CAS-BOT-BC254074  Castilleja miniata A. A. Heller; P. B. Kennedy 1907-7-15 8846 Plumas Near mouth of Little Grizzly creek below Genessee Comment
  JEPS80887  Castilleja miniata M. S. Taylor 1981-8-20 4231 Plumas ca 2 mi se Canyon Dam (s side of Fox Rd (27N92) at jct with creek); Almanor NE Quad. 1676 Comment
  SEINET14062774  Castilleja miniata A. A. Heller, P. B. Kennedy 1907-7-5 8736 Plumas Red Clover Valley. Comment
  JEPS8019  Castilleja miniata Rimo Bacigalupi with Lawrence R. Heckard 1951-8-7 3478 Plumas 4.5 mi e of and below Drakesbad Resort (in Warner Creek Canyon); Warner Creek Canyon 1584 Comment
  UC573408  Castilleja pilosa E. Sawyer 1935-6-4 62 Plumas 3.75 mi ene Beckwith Butte; Sierraville Quad. 1493 Comment
  SEINET10549440  Castilleja pilosa Mary Susan Taylor 1982-5-28 Taylor 4558 Plumas T25N R14E nw/sw sec 27. Crocker Mt quad. In Sagebrush Scrub in Squaw Valley, jct of 26N70 & 28N01, ca. 16 mi s of Milford. 5600 ft. 1707 Comment
  POM297715  Castilleja psittacina A. A. Heller, P. B. Kennedy 1907-7-5 8747 Plumas Red Clover valley 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
  JEPS81472  Castilleja tenuis M. S. Taylor 1982-7-8 4800 Plumas ca 1 mi sw Beckwourth (on Ramelli Ranch, on s side of Feather River in dry edges); Portola Quad. 1487 Comment
  CAS-BOT-BC47969  Ceanothus John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-26 54375 Plumas Sierra Nevada - 0.75 miles northeast of Buck's Summiet on road to Quincy 1600 Comment
  CAS-BOT-BC47970  Ceanothus John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-25 54361 Plumas Sierra Nevada - Near Indian Creek about 0.75 miles northwest of northwest arm of Antelope Reservoir 1600 Comment
  CHSC96736  Ceanothus arcuatus L. P. Janeway 2007-5-20 8981 Plumas Northern High Sierra Nevada. Top of Red Hill. 1929 Comment
  JEPS113883  Ceanothus arcuatus L. P. Janeway 2007-5-20 8981 Plumas Northern High Sierra Nevada; Top of Red Hill 1929 Comment
  CAS-BOT-BC48612  Ceanothus cordulatus John Thomas Howell; Gordon H. True 1967-7-11 43315 Plumas Coniferous forest about 3 miles southeast of Mt. Hough 1706 Comment
  RSA605316  Ceanothus cordulatus Louis C. Wheeler 1952-9-24 6958 Plumas Plumas 5: Vicinity of Crescent Mills. Comment
  SBBG28488  Ceanothus cordulatus A. A. Heller 1938-6-4 15138 Plumas S of Chester 1310 Comment
  SJSU771  Ceanothus cordulatus A. W. Jacobs 1942-6-27 Plumas Almanor Comment
  CAS-BOT-BC49178  Ceanothus cuneatus Mary Strong Clemens 1920-6-7 s.n. Plumas Taylorsville Comment
  CAS-BOT-BC49223  Ceanothus cuneatus L. P. Janeway 1997-5-15 5132 Plumas Hwy 70/89 at Rattlesnake Creek. Mt Ingalls quad 1310 Comment
  SEINET7063413  Ceanothus cuneatus var. cuneatus A. G. Vestal 1947-3-28 s.n. Plumas About 5 miles north of Warner Valley. UTM Zone 10, 640741mE, 4476732mN. (WGS84/NAD83). 1658 Comment
  UC1281453  Ceanothus cuneatus var. cuneatus H. E. McMinn 1941-8-27 5391 Plumas Blairsden Feather River (along rr bank) Comment
  CAS-BOT-BC50733  Ceanothus integerrimus John Thomas Howell 1961-6-21 36596 Plumas Sierra Nevada - Greenville 1097 Comment
  CAS-BOT-BC50768  Ceanothus integerrimus David D. Keck 1932-7-3 1648 Plumas Northern Sierra Nevada - Quincy - Hillside south of town (forested). 1188 Comment
  OBI3009  Ceanothus integerrimus Lewis S. Rose 1968-6-11 68097 Plumas Near Keddie; confluence of Butterfly crk and Spanish crk 975 Comment
  UC338451  Ceanothus integerrimus Lemmon 1889-5-27 Plumas Mohawk Valley Comment
  UC567213  Ceanothus integerrimus C. G. Albertus 1935-7-22 223 Plumas 3.75 mi sw Lovejoy; Downieville quad., Plumas Nat. For. 1767 Comment
  CAS-BOT-BC63335  Ceanothus prostratus Herbert L. Mason 1924-6-16 1046 Plumas Graeagle. Comment
  CAS-BOT-BC63367  Ceanothus prostratus Alice Eastwood 1927-6-15 14594 Plumas On trail to Long Valley. United States Forest Reserve. Comment
  CAS-BOT-BC63374  Ceanothus prostratus David D. Keck 1932-7-3 1649 Plumas Quincy. On mountain slope to/south of town in spruce forest. 1219 Comment
  LA44961  Ceanothus prostratus Carl Epling; 1938-6-14 sn Plumas near Prattville Comment
  RSA39768  Ceanothus prostratus P. A. Munz 1947-5-16 11840 Plumas 8 miles north of Chilcoot. 1524 Comment
  RSA609441  Ceanothus prostratus Louis C. Wheeler 1958-7-30 7352 Plumas Sierra Nevada: White Pine Chrome Mine, ca. 1/2 mile E of Bottle Springs, South Fork Rock Creek, near Quincy. 1585 Comment
  SD7228  Ceanothus prostratus Daniel Cleveland 1882-7-21 Plumas Prattville Comment
  SEINET196484  Ceanothus prostratus J. M. Tucker 1948-7-25 1747 Plumas Southwest side of Camel's Peak ca. 0.75 miles west of mine of United Mining Co Comment
  UC1071279  Ceanothus prostratus C. W. Hanks 1934-8-8 15 Plumas ridge top nw Sierra Valley; Plumas National Forest, Sierraville Quadrangle Comment
  UCSB22989  Ceanothus prostratus McMinn, H. 1941-8-27 Plumas Along railway bank along Feather River, Blairsden Comment
  SEINET5339356  Ceanothus prostratus B. Miller 1951-4-22 2 Plumas North side of highway, 2 miles east of Johnsville, Calif., about 15 miles from Portola. 1829 Comment
  CAS-BOT-BC52168  Ceanothus pumilus Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1967-5-7 1829 Plumas Trestle Glen 1112 Comment
  CAS-BOT-BC63290  Ceanothus thyrsiflorus Volney Rattan 1884-5-1 s.n. Plumas Taylorville. Comment
  CAS-BOT-BC63189  Ceanothus velutinus var. velutinus A. A. Heller 1915-7-7 12069 Plumas Near the summit of Soapstone ridge in the Sierra Nevada. 12 mi. w. of Bucks in the forest. 1676 Comment
  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
  JEPS48726  Ceanothus velutinus var. velutinus John W. Duffield 1937-6-5 Plumas Valley Creek Comment
  CAS-BOT-BC277043  Centaurea maculosa R. L. Swanson 1972-8-18 s.n. Plumas Quincy-La Porte County Road, approximately 1/2 mile north of the Middle Fork of the Feather River. [N. of Nelson Plant] Comment
  CAS-BOT-BC277044  Centaurea maculosa J. Budaj 1966-7-18 s.n. Plumas Near County Hospital, Quincy Comment
  CHSC80800  Centaurea stoebe subsp. micranthos Lowell Ahart; Vernon H. Oswald 2001-7-11 8887 Plumas On the south side of Highway 89, west of the spillway on the dam at Lake Almanor. 1374 Comment
Read comments Aug 21 2017
  CAS-BOT-BC388191  Cerastium fontanum John Thomas Howell 1960-7-19 35612 Plumas Lassen Volcanic National Park. Near buildings, Drakesbad 1828 Comment
  CAS-BOT-BC388357  Cerastium glomeratum Alice Eastwood 1927-6-11 14445 Plumas United States Forest Reserve. Crescent Mills Comment
  CAS-BOT-BC143855  Cercocarpus ledifolius var. ledifolius L. P. Janeway 1989-6-20 3360 Plumas East-facing flank of Crocker Mtn overlooking Red Clover Valley 1965 Comment
  UC1127876  Cercocarpus ledifolius var. ledifolius C. W. Hanks 1934-8-14 50 Plumas N.E. Sierra Valley, Plumas National Forest N.E. Sierra Valley; Plumas National Forest, N.E. Sierra Valley 1706 Comment
  JEPS127325  Chaenactis douglasii var. douglasii Lowell Ahart 2016-6-29 21082 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. 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
  UC1075736  Chamaesaracha nana Robert J. Weatherby 1955-7-21 1652 Plumas ridge between Bottle Springs and Bear Creek; Middle Fork Feather River 1767 Comment
  CHSC77050  Chamaesyce serpillifolia subsp. serpillifolia L. P. Janeway 1996-8-15 5070 Plumas Along the Oroville-Quincy Hwy 1.1 mi west of Grizzly Creek; north side of Little Grizzly Creek. At edge of the road. 1645 Comment
  SEINET8655794  Chamaesyce serpillifolia subsp. serpillifolia W. Harnach 2015-8-6 1438 Plumas 4.85 miles west of Vinton on Hwy 70. 1494 Comment
  JEPS39314  Chamerion angustifolium subsp. circumvagum Ralph H. Platt 1891-1 Plumas near Big Mdws.; the Sierras 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
  JEPS127208  Cheilanthes gracillima Lowell Ahart 2016-6-29 21060 Plumas About 2 miles (air) northwest of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir Dam. Comment
  CHSC69513  Chenopodium album Lowell Ahart 1997-9-11 7911 Plumas On the east side of Caribou Road, on the east side of the North Fork of the Feather River, at the elevated siphon, about 2 miles (air) northeast of Belden. 731 Comment
  CHSC84548  Chenopodium album John Dittes; Lowell Ahart 2003-8-8 2003 -93 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
  CDA3031  Chenopodium berlandieri var. zschackei J. T. Howell 1955-7-19 30767 Plumas Beckworth. Comment
  CAS-BOT-BC426356  Chenopodium desiccatum John Thomas Howell 1962-6-19 37881 Plumas Beckwourth Pass 1584 Comment
  JEPS108997  Chenopodium pumilio Lowell Ahart 2006-10-8 13413 Plumas On the east bank of Chips Creek, southeast of the bridge on Highway 70, on the north side of the North Fork of the Feather river, about 1 1/4 miles southwest of Belden 715 Comment
  UCSB64025  Chenopodium simplex Ahart, Lowell 1974-7-30 Plumas About 100 yards west of Bunker Hill Creek, about 1/2 mile north of the Bunker Hill Mine, about 10 miles north-east of La Porte 1828 Comment
  CDA17255  Chimaphila menziesii G. F. Hrusa, S. Gaimari, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16282 Plumas Sierra Nevada; Butterfly Valley Botanical Area. Plumas National Forest. 1158 Comment
  CHSC70249  Chimaphila menziesii B. CAStro; R. Zebell, R. Fallscheer 1989-8-2 350 Plumas Ca 3.5 air mi S of Bucks Lake, 50-100 ft W of USFS Rd 23N58. 1737 Comment
  RSA0084306  Chimaphila menziesii Diana D. Jolles 2011-8-9 473 Plumas Plumas National Forest, about 2.5 miles up forest road 77 to Dixie Mountain Lookout from Frenchman Lake Road (284). 1994 Comment
  UCD117369  Chimaphila menziesii E. W. Jameson 1950-4-12 s.n. Plumas 4 miles east of Quincy. 1219 Comment
  UC635149  Chimaphila umbellata H. L. Mason 1924-6-18 1054 Plumas rd. between Graeagle and Gold Lake Comment
  RSA286338  Chimaphila umbellata subsp. occidentalis R. F. Thorne 1974-7-30 45015 Plumas Plumas National Forest: Butterfly Valley Botanical Area. 1158 Comment
  SEINET10475002  Chrysanthemum parthenium Mary Susan Taylor 1982-7-21 Taylor 4891 Plumas T23N R10E se/se sec 9. Blue Nose Mt quad. Along Willow Creek and above slope, ca. 0.5 mi nw of Nelson Point, ca. 5 mi se of Quincy. 4300 ft. 1310 Comment
  CAS-BOT-BC36254  Chrysolepis sempervirens Alice Eastwood 1927-6-15 14629 Plumas On trail to Long Valley. Forest Reserve Comment
  CAS-BOT-BC100818  Chrysothamnus viscidiflorus subsp. viscidiflorus John Thomas Howell 1961-9-25 36963 Plumas Portola 1478 Comment
  CAS-BOT-BC100828  Chrysothamnus viscidiflorus subsp. viscidiflorus M. S. Taylor 1980-10-8 3364 Plumas ca. 1/4 mi se of its jct with [Beckworth] Beckwourth-Genesee Rd, ca. 10 mi e of Taylorsville Comment
  JEPS75245  Chrysothamnus viscidiflorus subsp. viscidiflorus John Thomas Howell 1974-6-1 34968 Plumas near Beckwourth; Sierra Valley 1478 Comment
  CHSC59126  Cicuta douglasii Vernon H. Oswald 1992-8-10 5155 Plumas Lassen Volcanic National Park. Small corner of park on the SW side of Warner Valley Rd. between Lee and Kelly camps. 1597 Comment
  POM181929  Cicuta douglasii J. G. Lemmon 1883-1 s.n. Plumas [Unspecified] Comment
  UC170987  Cicuta douglasii H. M. Hall 1912-8-3 9376 Plumas Sierra Nevada Mountains, Quincy Quincy; Sierra Nevada Mountains, Quincy 1066 Comment
  SEINET10873894  Cicuta douglasii Mary Susan Taylor 1982-6-28 Taylor 4776 Plumas T23N R14 E nw/se sec 27. Portola quad. In Sagebrush Scrub along s side of Feather River, ca. 1 mi sw of Beckwourth on Ramelli Ranch, ca. 1/4 mi w of Calpine Rd (109). 4880 ft. 1487 Comment
  CHSC43236  Cinna latifolia Lowell Ahart 1987-9-22 5892 Plumas On a gravel bar, along the South Fork of the Feather River, about 1 mile east of the Feather Fork Mine, about 8 miles north-east of La Porte. 1706 Comment
  JEPS28277  Cinna latifolia George W. Gillett 1957-7-13 797 .6 Plumas gully running into stream flowing from Little Willow Lake into Willow Lake; Lassen Volcanic National Park, Little Willow Lake into Willo 1767 Comment
  SBBG4935  Circaea alpina H. and M. Dearing 1938-7-1 2274 Plumas Greenville Comment
  UC176318  Cirsium andersonii A. A. Heller and P. B. Kennedy 1907-7-18 8881 Plumas grade between Beckwith and Red Clover Valley Comment
  CAS-BOT-BC289626  Cirsium andersonii W. R. Dudley August (rest of date obscured by ink on label) s.n. Plumas Hot Springs, Sierra Valley Comment
  CAS-BOT-BC284413  Cirsium arvense Lowell Ahart 1981-9-6 3102 Plumas 1 1/2 miles SW of Crescent Mills, Sierra Nevada 1200 Comment
  CAS-BOT-BC284414  Cirsium arvense M. S. Taylor 1981-7-29 4143 Plumas E side of 25N42 Flournoy Grade, 1.5 mi S of Flournoy Bridge, ca. 3 air mi. e. of Genesee 1402 Comment
  SEINET10473699  Cirsium arvense Mary Susan Taylor 1981-7-29 Taylor 4143 Plumas T25N R11E SW 1/4 sec 12. Genesse Valley quad. In granite rd embankment E side of 25N42- grade, 1.5 mi S of Flournoy Flournoy bridge, ca. 3 air mi E of Genesse. 4600 ft. 1402 Comment
  CAS-BOT-BC277919  Cirsium canescens T. C. Fuller 1968-7-1 17318 Plumas 100 yds. w. of Hwy 49 to Loyalton, ca. 6 mi. s. of Vinton, 1 mi. n. of the county line in Plumas Co., Sierra Valley, Sierra Nevada 1524 Comment
  CAS-BOT-BC278022  Cirsium cymosum A. A. Heller; P. B. Kennedy 1907-7-18 8880 Plumas Grade between Beckwith [Beckworth/Beckwourth] and Red Clover valley Comment
  CHSC34932  Cirsium occidentale var. candidissimum M. S. Taylor 1981-7-27 4130 Plumas Between Drum and Notson Bridges, n side of Beckwourth-Genesee Rd, ca. 6 air mi e of Genesee. 1584 Comment
  CHSC40956  Cirsium occidentale var. candidissimum J. D. Jokerst 1984-7-10 2093 Plumas Canyon of Indian Creek between creek and Indian Creek Rd. east of Rattlesnake Ravine. 1249 Comment
  CAS-BOT-BC285539  Cirsium occidentale var. candidissimum John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54205 Plumas 2.5 miles northeast of Quincy Junction on road to Mt. Hough 1280 Comment
  RSA128650  Cirsium ochrocentrum T. C. Fuller 1959-10-2 3230 Plumas Loyalton-Vinton Road, just north of county line, 7.3 miles south of Vinton. Comment
  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-BC286445  Cirsium scariosum John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-25 54333 Plumas 2.8 miles north-northeast of Englemine on Diamond Mt. Road 1341 Comment
  OBI70535  Cirsium scariosum var. americanum B. Villegas 1999-7-8 Control 990111 Plumas Crystal Point, Frenchman's Lake, 13 mi NE of Chilcoot and hwy 70 Comment
  RSA59828  Cirsium vulgare E. K. Balls 1950-9-15 15845 Plumas North Fork Feather River, 6 miles northwest of Chester 1402 Comment
  CAS-BOT-BC162583  Clarkia John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54256 Plumas About 2.5 miles southeast of Mt. Hough on the road to Quincy - Sierra Nevada 1798 Comment
  CAS-BOT-BC162584  Clarkia John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54213 Plumas About 5 miles southeast of Mt. Hough on the road to Quincy - Sierra Nevada 1584 Comment
  CAS-BOT-BC163168  Clarkia lassenensis Clare B. Hardham 1961-6-15 7421 Plumas Sierra Nevada Mountains. East of Taylorsville, Road to Engelmine [Engel Mine] 1219 Comment
  SEINET12191146  Clarkia mildrediae Unknown 1968-1 s.n. Plumas near La Porte 762 Comment
  CHSC11365  Clarkia mildrediae subsp. lutescens Lowell Ahart 1971-7-27 Plumas South of La Porte. 1219 Comment
  CHSC115721  Clarkia mildrediae subsp. mildrediae K. Bovee 2014-5-15 0053 Plumas Lassen National Forest, adjacent to Pacific Crest Trail in Chips Creek Canyon. On southeast-facing trailcut soth of Chips Creek. 1341 Comment
  HSC101679  Clarkia rhomboidea Dillon North Davis 2013-5-28 8 Plumas 4.1 miles south on FS Road 25N17 from intersection with Highway 70, ~ 400 m northwest of hairpin turn. 1520 Comment
  SD7349  Clarkia rhomboidea Mrs. R. M. Austin 1882-1 Plumas Comment
  CHSC117486  Clarkia stellata Lowell Ahart 2016-6-29 21072 Plumas Top and southwest part of Table Mountain, about 2 miles (air) northwest of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir Dam. 1857 Comment
  CHSC20828  Clarkia stellata K. R. Stern 1975-7-23 5823 Plumas NW shore of Lake Almanor. 1371 Comment
  LA206090  Clarkia stellata T. Mosquin; 1959-7-2 3332 Plumas Humbug Rd, 1.2 mi W of its junction with Humboldt Rd. This junction is 0.7 mi S of CA State Hwy 89 and Humboldt Rd Comment
  CAS-BOT-BC165428  Clarkia unguiculata John Thomas Howell 1967-6-22 42651 Plumas Near mouth of Granite Creek. Canyon of the Feather River North Fork 609 Comment
  CAS-BOT-BC451739  Claytonia lanceolata John Thomas Howell 1951-6-28 27685 Plumas Eureka Peak 2133 Comment
  CHSC43718  Claytonia lanceolata Vernon Oswald 1984-6-25 1322 Plumas La Porte-Quincy Rd., ca. 9.7 mi n-e of La Porte. Growing on the wooded edge of a mountain meadow. 1889 Comment
  RSA0080494  Claytonia lanceolata M. Canby 1929-5-5 128 Plumas 15 mi. west of Portola. Comment
  CHSC93076  Claytonia palustris L. P. Janeway 1994-5-24 4647 Plumas Northern High Sierra Nevada. Owl Creek, 1.5 mi west of Seneca. 1341 Comment
  UC175826  Claytonia parviflora subsp. parviflora A. A. Heller 1913-6-13 10846 Plumas near Marston Station 1066 Comment
  SEINET10572734  Claytonia rubra Mary Susan Taylor 1982-5-6 Taylor 4408 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
  CHSC20745  Claytonia rubra subsp. rubra K. R. Stern 1975-7-24 5883 Plumas W shore of Lake Almanor. 1371 Comment
  CHSC42408  Claytonia rubra subsp. rubra Lowell Ahart 1987-5-19 5656 Plumas Near Hopkins Creek, about 1/2 mile south of Turkeytown, about 1 mile west of Blue Nose Mountain, about 14 miles north-east of La Porte. 1889 Comment
  CHSC53163  Claytonia rubra subsp. rubra L. P. Janeway 1989-6-9 3283 Plumas Beckwourth Ranger District. Plumas National Forest. Forest along south side of Red Clover Valley. 1691 Comment
  CHSC75524  Claytonia rubra subsp. rubra G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-24 3232 Plumas Mt. Hough-Crystal Lake Road 0.2 mile south of China Grade Road (to Taylorsville). 1737 Comment
  JEPS106310  Claytonia rubra subsp. rubra Lowell Ahart, John Dittes, Josephine Guardino, Robert Schlising 2004-6-14 11058 Plumas About 50 yards north of 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
  SEINET5336427  Claytonia rubra subsp. rubra A. A. Heller, P. B. Kennedy 1907-7-11 8804 Plumas Prattville Comment
  CHSC82451  Clintonia uniflora Lowell Ahart; John Dittes, Josephine Guardino 2002-7-2 9830 Plumas On the south side of Forest Road 22N94, about 75 yards west of Forest Road 22N94E, on Hartman Bar Ridge, about 1 mile (air) southwest of Franklin Hill, about 4 1/2 miles (air) northwest of Tamarack Flat, about 9 miles (air) northwest of La Porte. 1577 Comment
  CDA11853  Collinsia parviflora G. F. Hrusa, E. Sandoval 1993-5-3 11141 Plumas Vicinity; Snake Lake, south of Quincy. Comment
  CDA14727  Collinsia parviflora G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-24 3253 Plumas 2.5 miles southeast of Mt Hough summit, 0.4 mile northwest of China Grade Road (to Taylorsville). 1798 Comment
  RSA0117247  Collinsia parviflora L. P. Janeway, B. Castro 2006-6-4 8671 Plumas Northern High Sierra Nevada. South side of Squaw Valley, 100 m north of junction of McReynolds Valley Road and Squaw Valley Road. 1684 Comment
  SEINET13405214  Collinsia parviflora C. Tanner 1999-1 s.n. Plumas Portola, area bounded by Plumas and Quincy Streets on N and S, Rock and Willow on E and W. 1484 Comment
  HSC20613  Collinsia parviflora R. J. Vernimen 1963-5-4 48 Plumas 7 mi. S of Lake Almanor on Hwy. 89 1372 Comment
  JEPS115865  Collinsia rattanii Lowell Ahart, John Dittes, Josephine Guardino 2009-6-14 15859 Plumas Northwest of cut bank of Forest Road 27N01Y, about 1.3 miles (air) west of Lake Almanor Dam. 1462 Comment
  SBBG128276  Collinsia rattanii L. Ahart, J. Dittes, J. Guardino 2009-6-14 15859 Plumas NW of cut bank of Forest Rd 27N01Y, ca. 1.3 mi W of Lake Almanor Dam 1462 Comment
  UC1238980  Collinsia torreyi var. torreyi Freed W. Hoffman 1946-6-12 748 Plumas between Mohawk and Calpine 1524 Comment
  CHSC46661  Collinsia torreyi var. wrightii Lowell Ahart 1989-7-7 6368 Plumas West of Bunker Hill Creek, about 1/2 mile north of the Bunker Hill Mine, about 12 miles north-east of La Porte. 1828 Comment
  UCR123997  Collomia grandiflora George K. Helmkamp, E. A. Helmkamp 2001-7-6 6855 Plumas Sierra Nevada Mountains, Calif. Hwy 89, ESE of Lake Almanor at Crescent Mills 976 Comment
  CDA19236  Collomia tinctoria G. D. Barbe, T. C. Fuller 1982-6-17 3828 Plumas Plumas National Forest; South shore of Frenchman Reservoir (Lake), 0.4 mi E of Frenchman Dam. 1706 Comment
  CHSC113590  Collomia tinctoria Lowell Ahart 2014-8-24 19753 Plumas Center of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. 1533 Comment
  CHSC63261  Collomia tinctoria Lowell Ahart 1994-6-15 7327 Plumas On the west side of a logging road, near the intersection of Lumpkin Ridge Road and the road to Tamarack Flat, about 1 mile (air) west of Little Grass Valley Reservoir. 1767 Comment
  UCD167396  Collomia tinctoria Eric LoPresti 2014-5-25 30 Plumas Plumas National Forest. Soda Springs Historic Site area. Two years post-burn. Comment
  CHSC79904  Comarum palustre G. F. Hrusa; J. Dinsdale 1989-6-27 7214 Plumas Sierra Nevada. Around margin of Snake Lake, approx. 5 m. WNW of Quincy. [Original lat./long. on label is '39 59 N; 120 57 W']. 1250 Comment
  RSA59472  Conyza canadensis E. K. Balls 1950-9-16 15879 Plumas Near fish hatchery, just north of Plumas-Sierra Co. line, Hwy 89 1433 Comment
  RSA232645  Corallorhiza maculata Larry E. DeBuhr, Gary D. Wallace 1972-5-21 589 Plumas Plumas National Forest, Butterfly Valley, 1 mile SW of Keddie, along forest road 25N12 at jct with Blackhawk Creek. Comment
  UCD128403  Corallorhiza maculata Albert Grigarick 2012-7-8 328 Plumas Gray Eagle Trail. 1/4 mi NW of Grass Lake. 1930 Comment
  CAS-BOT-BC237930  Cordylanthus Clare B. Hardham 1986-8-9 30405 Plumas Sierra Nevada Mountains. Meadow Valley - Virgilia Road 1310 Comment
  HSC22911  Cordylanthus pilosus John Pratt 1970-7-11 72 Plumas 1677 Comment
  CDA15896  Cordylanthus tenuis subsp. tenuis B. Smith, G. F. Hrusa 1996-7-16 s.n. Plumas Plumas National Forest; Headwaters of Bull Run Creek off USFS 23N12E. Comment
  CHSC35287  Cordylanthus tenuis subsp. tenuis M. S. Taylor 1981-8-25 4240 Plumas Just off spur rd off Red Hill Rd (26N22F), ca. 1 air mi ne of the Lookout, ca. 5 air mi ne of Belden. 1767 Comment
  SBBG32249  Cordylanthus tenuis subsp. tenuis L. S. Rose 1966-7-26 66047 Plumas Butterfly Valley, 3 mi W of Keddie 1066 Comment
  UC338279  Cornus unknown 1889-5-30 Plumas Thompson's Ranch Comment
  CAS-BOT-BC209437  Cornus nuttallii David D. Keck 1932-7-3 1650 Plumas Quincy, in the Northern Sierra Nevada 1220 Comment
  CHSC113637  Cornus sericea subsp. sericea Lowell Ahart 2014-8-31 19817 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, west side of Little Grass Valley Reservoir, about 4 1/2 miles (air) northwest of La Porte. 1536 Comment
  UC634636  Cornus sericea subsp. sericea H. L. Mason 1924-6-19 1076 Plumas margin of Bear lake Comment
  CHSC93040  Cornus sessilis L. P. Janeway 2005-9-4 8537 Plumas Northern High Sierra Nevada. Rock Creek at crossing of Road 24N04 'Rock Creek Crossing.' Along borders of bouldery streambed. 1204 Comment
  CAS-BOT-BC290323  Crepis W. Harnach; N. Harnach 1989-6-17 146 Plumas Sierra Valley. Collected approx. 200 ft. west of the steel bridge on Marble Lane 1487 Comment
  CAS-BOT-BC290453  Crepis acuminata John Thomas Howell 1951-6-28 27641 Plumas Johnsville 1584 Comment
  JEPS36483  Crepis acuminata W. L. Jepson 1918-8-16 8007 Plumas Engels Lights Creek Comment
Read comments 1
  CAS-BOT-BC290447  Crepis acuminata E. Sawyer 1935-6-18 123 Plumas 5 miles south southeast of Crow 1981 Comment
  POM356323  Crepis acuminata P. A. Munz, Lee W. Lenz 1948-8-12 12339 Plumas Forest Lodge, Greenville 1128 Comment
  RSA739729  Crepis capillaris John Dittes, Josephine Guardino 2005-9-19 1289 Plumas Northern High Sierra Nevada Range, 8.2 air miles N of Genesee, 4.4 air miles SW of Antelope Lake dam, 1.9 air mile E of Taylor Lake, 1.1 air mile N of intersection of FS Routes 27N45 and 27N53. 1707 Comment
  CAS-BOT-BC291559  Crepis intermedia Lewis S. Rose 1969-6-24 69047 Plumas Butterfly Creek and Spanish Creek 853 Comment
  SEINET7837084 Image available Crepis intermedia A. A. Heller, P. B. Kennedy 1907-7-11 8802 Plumas Prattville Comment
  CHSC48140  Crepis monticola Vernon Oswald 1984-7-5 1350 Plumas Pacific Crest Trail 1.3 mi e of Humboldt Summit. 2019 Comment
  CHSC75902  Crepis monticola G. F. Hrusa 1997-5-30 13853 A Plumas Sierra Nevada. 1/2 mi. NE of intersection of Hwy 70 and Rattlesnake Creek Rd (to N; USFS 508)/and Sloat Rd. (to S) . [Original lat./long. on label is '39 53 N; 120 42 W']. 1450 Comment
  JEPS113555  Crepis monticola Lowell Ahart, John Dittes 2007-6-17 14193 Plumas High west bank of Red Clover Creek, about 30 yards east of County Road 111 (Beckwourth Gensee Road), about 1/4 mile east of bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis 1654 Comment
  JEPS113449  Crepis occidentalis subsp. occidentalis Lowell Ahart, John Dittes, Josephine Guardino 2007-6-8 13986 Plumas East side of an open rocky flat, 30 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis 1965 Comment
  SEINET10475129  Crepis occidentalis subsp. occidentalis Mary Susan Taylor, M. Foster 1981-6-8 Taylor 3875 Plumas T24N R13E ne sec 8, Grizzly Valley quad. N side of 24N08, just N of jct with 25N93, half way between Bagley Pass and Red Clover Valley, ca. 1.5 mi N of W end of Lake Davis; elevation 5600 ft.; open rocky barrens. 1707 Comment
  RSA59690  Crepis pleurocarpa E. K. Balls 1950-9-9 15759 Plumas West of Lakes Center Public Campground, ca. 1 mile along trail to outlet Long Lake 2073 Comment
  CAS-BOT-BC190065  Crypsis alopecuroides John Thomas Howell 1977-8-11 52716 Plumas Sierra Nevada. Dessicated bottom of Frenchmans Reservoir on east side near Big Cove. 1706 Comment
  RSA754872  Crypsis alopecuroides L. Ahart, John Dittes 2009-9-7 16391 Plumas Below the high water line of Lake Almanor, about 2000 feet NW of lake Almanor Dam. 1591 Comment
  POM287900  Cryptantha affinis Lyman Benson 1932-7-29 3997 Plumas Buck Lake, Sierra Nevada Mountains. Feather River Drainage Area. 2134 Comment
  SEINET12514810  Cryptantha affinis T. S. Brandegee 1892-7-4 s.n. Plumas Prattville. Comment
  SEINET8518893  Cryptantha affinis A. A. Heller, P. B. Kennedy 1907-7-4 8729 Plumas Meadow two miles S of Red Clover Valley. Comment
  CAS-BOT-BC189330  Cryptantha circumscissa W. Harnach; N. Harnach 1990-6-16 386 Plumas Sierra Valley. Frank Dotta Ranch 1524 Comment
  CHSC63119  Cryptantha simulans Lowell Ahart 1994-7-7 7460 Plumas Plumas/Sierra Counties. On the north side of the Pacific Crest Trail, on Bunker Hill Ridge, about 3/4 mile (air) south of Pilot Peak. 2011 Comment
  JEPS102358  Cryptantha torreyana Lowell Ahart 2001-7-17 8934 Plumas about 2 air miles NE of Humboldt Summit (W side of a branch of Butt Creek, on N side of dirt road a little W of Ruffa Ranch, 1 air mile n of Eagle Rocks) 1706 Comment
  SD46449  Cryptogramma acrostichoides Robert J. Weatherby 1950-8-11 1506 Plumas Trail to Silver lake, Lakes Basin Area, North Sierra Nevada 1980 Comment
  JEPS28663  Cryptogramma cascadensis George W. Gillett 1957-7-23 887 Plumas Mt Harkness; Lassen Volcanic Nat'l Park 2255 Comment
  CHSC33924  Cupressus bakeri M. S. Taylor 1981-8-13 4175 Plumas N and NE side of w flank of Wheeler Peak ridge, ca. 5 air mi n of Genesee. 1981 Comment
  SEINET12282870  Cycladenia humilis J. G. Lemmon 6 s.n. Plumas Peaks of Plumas Co Comment
  CHSC36215  Cycladenia humilis var. humilis M. S. Taylor 1982-7-14 4827 Plumas Both sides of Soda Creek Rd just s of Onion Flat turnoff, ca. 4 mi n of Twain. 1615 Comment
  CHSC54313  Cycladenia humilis var. humilis Vernon H. Oswald; Lowell Ahart 1991-6-18 4686 Plumas Forest Rd 28N38, 3.4 miles east-northeast of its junction with County Rd 201 (Old Haun Rd), ca. 4 miles (air) north of Greenville. 1609 Comment
  SD7700  Cycladenia humilis var. humilis R. M. Austin 1880-1 Plumas Big Meadows Comment
  CHSC37544  Cymopterus terebinthinus var. californicus M. S. Taylor; H. Swanson 1982-8-11 4967 Plumas On ridge between Florentine Canyon and Spencer Lakes, ca. 5 mi sw of Johnsville. 2133 Comment
  CDA5640  Cynoglossum officinale L. Ahart 2001-7-17 8910 Plumas On the sides of a poor logging road, east of a small branch of Butte Creek, about 2 1/2 miles (air) north of Humboldt Summit. Comment
  CAS-BOT-BC114544  Cyperus eragrostis Isabel McCracken 1936-9-8 s.n. Plumas Twin Lakes, Kit Carson Pass. Comment
  CHSC69522  Cyperus strigosus Lowell Ahart 1997-9-11 7909 Plumas On the east side of Caribou Road, on the east side of the North Fork of the Feather River, at the elevated siphon, about 2 miles (air) northeast of Belden. 731 Comment
  CHSC111725  Cypripedium californicum Lowell Ahart 2012-7-1 18257 Plumas On the east side of the dirt road to the large pip ... Field redacted by CHSC, contact the data manager for more information 807 Comment
  SD7404  Cypripedium fasciculatum Mrs. R. M. Austin 1881-1 Plumas Big Meadows. Comment
  UC186335  Cypripedium fasciculatum Mrs. Austin August, 1882 Plumas Comment
  SD7402  Cypripedium montanum Mrs. R. M. Austin 1880-1 Plumas No further locality information given on label on specimen sheet. Comment
  CAS-BOT-BC189785  Dactylis glomerata Mary S. Clemens 1920-6-22 s.n. Plumas Quincy. Comment
  SD6434  Damasonium californicum Daniel Cleveland 1882-7-22 Plumas Prattville Comment
  CAS-BOT-BC445528  Damasonium californicum W. R. Dudley 1909-8-26 s.n. Plumas Bottom of Ice House Pond, Sierra Valley Comment
  POM115082  Danthonia californica var. americana Marcus E. Jones 1897-7-3 s.n. Plumas Prattville [county not specified on label] 1372 Comment
  UCD61020  Danthonia californica var. americana A. A. Beetle 1941-6-28 2772 Plumas West side of Lake Almanor. 1828 Comment
  UCD61021  Danthonia californica var. americana G. L. Stebbins Jr. 1939-7-6 2895 Plumas 1.7 miles east of Meadow Valley on road to Quincy. 1097 Comment
  CDA17248  Danthonia californica var. californica G. F. Hrusa, S. Gaimari, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16275 Plumas Sierra Nevada; Butterfly Valley Botanical Area. Plumas National Forest. 1158 Comment
  CAS-BOT-BC192334  Danthonia unispicata John Thomas Howell 1962-6-18 37772 Plumas Sierra Valley near Beckwourth 1487 Comment
  CDA19259  Danthonia unispicata G. D. Barbe, T. C. Fuller 1982-6-17 3852 Plumas Plumas National Forest; East shore Frenchman Lake at the parking lot; Crystal Fishing Access. 1706 Comment
  UC641638  Danthonia unispicata G. L. Stebbins Jr. 1939-7-7 2913 Plumas 1.7 mi e Meadow Valley (on road to Quincy) Comment
  SEINET4566647  Danthonia unispicata A. A. Heller, P. Kennedy 1907-7-3 8705 Plumas Hills above Red Clover valley Comment
  JEPS25898  Darlingtonia californica Harold Bryant May 1921 Plumas from near Quincy Comment
  JEPS25901  Darlingtonia californica W. L. Jepson 1939-7-30 19287 Plumas between Fales Hill and Chaparral Hill (very wet hillside bog at head of creek, ca. 4 air-line mi nw of the nw corner of Meadow Valley); Spanish Creek 1584 Comment
  RSA422678  Darlingtonia californica Bonnie C. Templeton 1967-4-23 10744 Plumas Butterfly Valley, near Quincy 1067 Comment
  UC635466  Darlingtonia californica A. E. Borell 1928-3-18 38 Plumas Butterfly Valley Comment
  UCR275562  Darlingtonia californica B. C. Templeton 1968-6-8 11246 Plumas Butterfly Valley, c. 10 miles west of Quincy 1067 Comment
  RSA0055037  Darlingtonia californica J. G. Lemmon Plumas Butterfly Valley near Quincy. From Nevada Co. to Mt. Shasta. Comment
  SEINET6647405  Darlingtonia californica L. S. Rose 1963-6-3 63109 Plumas Butterfly Valley, 2 miles SW of Keddie 914 Comment
  CAS-BOT-BC8918  Delphinium depauperatum D. E. Breedlove 1962-6-12 3440 Plumas Along State Hwy. 36, 6.9 miles west of Chester 1524 Comment
  RSA0091379  Delphinium depauperatum Bonnie C. Templeton 1968-1 11300 Plumas [No location data on label. Possibly Trinity County.] Comment
  JEPS87747  Delphinium gracilentum Lowell Ahart 1994-6-15 7336 Plumas near intersection of Lumpkin Ridge Rd and rd to Tamarack Flat (about 200 yds e of a logging road, about 1 air mi w of Little Grass Valley Reservoir) 1767 Comment
  UC118647  Delphinium nudicaule Mrs. R. M. Austin 1880-1 Plumas Big Meadows Comment
  CAS-BOT-BC9856  Delphinium nudicaule Mrs. H. C. Cantelow 1941-5-21 s.n. Plumas 6 miles west of Quincy on road to Meadow Valley 1173 Comment
  SEINET5338037  Delphinium nudicaule M. J. Williams 1968-5-28 s.n. Plumas Squirrel Creek. 1219 Comment
  CHSC107442  Delphinium nuttallianum Matt Simenc; N. Habecker, T. Hanson, M. Williams 2011-7-6 19 Plumas Northern High Sierra Nevada. 1.9 miles East of intersection of 22N60, 22N27, and Pacific Crest Trail, 500 ft downslope of 22N27 road. 1744 Comment
  CHSC87629  Delphinium nuttallianum Lowell Ahart; Josephine Guardino 2004-5-24 10939 Plumas On the east side of a logging road, about 200 yards south of a good dirt forest road, about 1/2 mile west of Squirrel Creek, about 1/8 mile north of the railroad, Greenhorn Creek, and Highway 70, about 7 miles (air) southeast of Quincy. 1224 Comment
  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
  JEPS97400  Delphinium nuttallianum Vernon H. Oswald and L. Ahart 1994-7-24 7128 Plumas T30N R8E SE1/4 SW1/4 Sec. 7, 6300 ft, High Cascade Range, Red Fir Forest. N of Lake Almanor and ca. 2 mi SE of Silver Lake on Forest Route 10, 0.8 mi SW of its jct. with Forest Road 30N21 1920 Comment
  UC570173  Delphinium nuttallianum E. Sawyer 1935-5-23 47 Plumas 3.5 mi e Hawks; Sierraville Quadrangle 1615 Comment
  CAS-BOT-BC116111  Delphinium nuttallianum Mrs. E. C. Sutliffe 1918-7-1 s.n. Plumas Plumas Co. Comment
  CAS-BOT-BC116121  Delphinium nuttallianum L. P. Janeway 1992-5-14 4178 Plumas Plumas National Forest Beckwourth Ranger District Dotta Compartment 1716 Comment
  POM220717  Delphinium nuttallianum M. Canby 1929-5-12 161 Plumas 15 miles W of Portola Comment
  UC725758  Delphinium nuttallianum A. A. Heller 1940-5-22 15665 Plumas in a wayside ditch along Hwy 89 3 mi s Prattville Comment
  SEINET10506846  Deschampsia Mary Susan Taylor 1981-7-6 Taylor 3969 Plumas T24N R16E nw/se sec 7. Frenchman lake quad. Roadside and meadow along Grigsby Creek, ca. 1 mi W of N tip of the lake, ca. 13 air mi NW of Chilcoot. 5900 ft elev. 1798 Comment
  RSA60031  Deschampsia cespitosa E. K. Balls 1950-9-1 15599 Plumas East of Long Lake, 2134 Comment
  SEINET3927158  Deschampsia cespitosa A. A. Beetle 1941-6-28 2771 Plumas West side of Lake Almanor.; 0 Comment
  SEINET10515768  Deschampsia cespitosa A. Arthur Heller, Patrick B. Kennedy 1907-7-9 Heller 8790 Plumas Prattville. Comment
  CAS-BOT-BC192441  Deschampsia cespitosa subsp. cespitosa David D. Keck 1932-7-3 1677 Plumas Quincy, in the Nothern Sierra Nevada 1065 Comment
  UCSB70492  Deschampsia cespitosa subsp. cespitosa Ahart, Lowell; Dittes, John; Guardino, Josephine 2009-7-29 Plumas South side of Forest Road 26N67F3, 1.2 miles (air) northeast of Rush Creek Hill, 2.6 miles (air) east-southeast of Caribou Powerhouse 1677 Comment
  CAS-BOT-BC198155  Deschampsia danthonioides John Thomas Howell; Walter Knight; Irja Knight; Gordon True 1969-6-24 2641 Plumas Valley Proper - Butterfly Botanical Area and Vicinity 1036 Comment
  CAS-BOT-BC198160  Deschampsia danthonioides Mary S. Clemens 1920-5-25 6 Plumas Taylorville Comment
  CAS-BOT-BC198162  Deschampsia danthonioides Catherine Best 1979-6-6 s.n. Plumas On Highway 89, 2 miles west of spring Garden Comment
  POM264539  Deschampsia danthonioides A. A. Beetle 1941-6-28 2767 Plumas west side of Lake Almanor 1829 Comment
  SBBG32411  Deschampsia danthonioides L. S. Rose 1968-6-10 68063 Plumas Quincy 1036 Comment
  SJSU7483  Deschampsia danthonioides Lewis S. Rose 1968-6-10 68063 Plumas Quincy Meadow 1036 Comment
  CAS-BOT-BC201895  Deschampsia elongata L. P. Janeway 1992-7-1 4245 Plumas North side of Middle Fork Feather River along drainage of Bonta Creek 1310 Comment
  CAS-BOT-BC43033  Descurainia incisa subsp. incisa John Thomas Howell 1951-6-27 27576 Plumas Sierra Nevada. Johnsville. 1584 Comment
  CHSC37022  Descurainia pinnata M. S. Taylor 1982-5-19 4480 Plumas Ridgetop, ca. 1.5 mi e of Portola, on edge of Ramelli Ranch boundary. 1755 Comment
  SEINET10448270  Descurainia pinnata Mary Susan Taylor 1982-9-13 Taylor 5127 Plumas T23N R14E sw/nw sec 28. Portola quad. Ramelli Ranch, at jct of Grizzly Creek and Feather River, ca. 2 mi w of Beckwourth. 4880 ft. 1487 Comment
  CHSC112535  Descurainia pinnata subsp. intermedia B. Castro; L. P. Janeway 2009-6-7 1793 Plumas Upper Feather River Water Balance Study: Thompson Creek. Northern High Sierra Nevada. NW side of lower Thompson Valley 1.25 mi N of the mouth of McReynolds Creek at Red Clover Creek. W side of Thompson Creek, ca 500 ft WSW of small rock dam, where valley meets open Ponderosa-Jeffrey pine forest. 1676 Comment
  CAS-BOT-BC43503  Descurainia sophia John Thomas Howell 1955-7-19 30787 Plumas Sierra Nevada. Vinton. 1505 Comment
  CAS-BOT-BC402458  Dicentra formosa subsp. formosa Mrs. E. C. Van Dyke 1931-6-13 s.n. Plumas Kelly Camp, Mt. Lassen Nat'l. Park Comment
  RSA104170  Dicentra formosa subsp. formosa R. M. Austin 1876-1 s.n. Plumas [No location data on label] Comment
  CHSC23372  Dicentra pauciflora Lowell Ahart 1975-7-9 Plumas At the edge of small stream. One mile south of Pilot Peak in Section 8, ten miles north of La Porte. 1981 Comment
  JEPS87767  Dicentra pauciflora Lowell Ahart 1994-6-12 7318 Plumas about 1.25 air mi s Bucks Lake (near Cedar Flat, on w side of Faggs Mine Road, sw of a small branch of Willow Creek) 1706 Comment
  CAS-BOT-BC402605  Dicentra uniflora Mary Strong Clemens 1920-5-5 s.n. Plumas Greenville Comment
  CAS-BOT-BC402610  Dicentra uniflora Gladys L. Smith 1976-6-7 4594 Plumas Central area of summit ridge, secondary road from Rte. 70 to La Porte 1950 Comment
  CAS-BOT-BC292272  Dieteria canescens John Thomas Howell 1955-7-19 30739 Plumas Beckwourth 1493 Comment
  UC569697  Dieteria canescens var. canescens C. W. Hanks 1934-8-30 61 Plumas 0.75 mi s Bald Peak; Sierraville Quad. 1676 Comment
  CAS-BOT-BC494108  Dieteria canescens var. canescens William Harnach 2000-9-3 1003 Plumas Gold Mountain Development, along the river trail 1463 Comment
  CAS-BOT-BC151853  Diplacus mephiticus David D. Keck 1932-7-6 1714 Plumas Eight miles north of Greenville on road to Prattville - Sierra Nevada 1463 Comment
  CAS-BOT-BC151854  Diplacus mephiticus David D. Keck 1932-7-6 1714 Plumas Eight miles north of Greenville on road to Prattville - Sierra Nevada 1463 Comment
  CAS-BOT-BC153949  Diplacus pygmaeus John Thomas Howell; H. Keith Wagnon 1980-5-27 53606 Plumas 1 mile west of Almanor 1386 Comment
  CAS-BOT-BC153950  Diplacus pygmaeus Wayne Dakan 1978-6-21 s.n. Plumas Ca. 1/2 mile west of Almanor (probably near Hwy. 89) 1389 Comment
  CAS-BOT-BC151696  Diplacus torreyi A. A. Heller; B. B. Kennedy 1907-7-11 8819 Plumas Prattville Comment
  CHSC73824  Diplacus torreyi B. Castro 1997-6-9 732 Plumas Ca 4.5 air mi W of Little Grass Valley Reservoir on N flank of Camel Peak, approx. halfway between the peak and USFS Rd 22N25, on E side of jeep Rd 22 N50X which climbs the peak. 1694 Comment
  SEINET14196670  Diplacus torreyi A. A. Heller, P. B. Kennedy 1907-7-11 8819 Plumas Prattville. Comment
  CAS-BOT-BC151688  Diplacus torreyi Mrs. H. C. Cantelow 1938-7-4 s.n. Plumas Near Drakesbad Comment
  UC1134584  Disporum hookeri G. T. Nordstrom 1934-7-20 242 Plumas 1/2 mi nw of Edmanton (Plumas National Forest); Plumas National Forest 1493 Comment
  CAS-BOT-BC136102  Dodecatheon alpinum Anna Head 1920-7-13 s.n. Plumas Gray Eagle Creek, Lake Center Camp - Feather River Region 1920 Comment
  CHSC36205  Downingia bacigalupii M. S. Taylor 1982-7-8 4793 Plumas On mud on s side of Feather River on Ramelli Ranch, ca. 1 mi sw of Beckwourth. 1487 Comment
  UC1220403  Downingia bacigalupii C. M. Wilder 1912-7-2 1864 Plumas road s Prattville Comment
  UC1408975  Downingia bacigalupii R. F. Thorne and C. W. Tilforth 1969-9-6 39246 Plumas 1 mi sw Beckwourth (along Feather River); Feather River 1356 Comment
  SD46726  Downingia bacigalupii Robert J. Weatherby 1950-7-28 1488 Plumas North of Taylorsville in India Creek Canyon. 1064 Comment
  SEINET10458509  Downingia bacigalupii Mary Susan Taylor 1982-7-8 Taylor 4793 Plumas T23N R14E nw/se sec 27. Portola quad. S side of Feather River, ca. 1 mi sw of Beckwourth, on Ramelli Ranch, ca. 1/4 mi e of Calpine Rd (109). 4880 ft. 1487 Comment
  CHSC37029  Draba verna var. verna M. S. Taylor 1982-5-7 4415 Plumas Ramelli Ranch, near Feather River s side, ca. 1/4 mi e of Calpine Rd (109), ca. 1/2 mi sw of Beckwourth. 1487 Comment
  SBBG32356  Draperia systyla L. S. Rose 1967-7-9 Plumas Caribou, North Fk of Feather River 762 Comment
  SBBG32360  Draperia systyla L. S. Rose 1967-7-9 Plumas Caribou, North Fk of Feather River 914 Comment
  CDA14691  Draperia systyla G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-23 3168 Plumas Dark Ravine Creek, 2.7 miles south of Dixie Canyon-Round Valley Road. 1524 Comment
  CHSC46701  Drosera X obovata Vernon H. Oswald; Wes Dempsey 1989-8-24 3960 Plumas Little Willow Lake on the s edge of Lassen Volcani ... Field redacted by CHSC, contact the data manager for more information 1828 Comment
  UCD99508  Drosera anglica Barry Rice 2009-7-4 BR 090701 Plumas southwest of Longville. Comment
  UCD99520  Drosera filiformis Barry Rice 2004-9-1 BR 040901 Plumas in Butterfly Valley Botanical Area. Comment
  CHSC36317  Drosera rotundifolia M. S. Taylor; H. Swanson 1982-8-11 4975 Plumas Beaver trail at s end of Jamison Creek Campground, ... Field redacted by CHSC, contact the data manager for more information 1712 Comment
  CHSC58168  Drosera rotundifolia Vernon H. Oswald 1992-6-18 5000 Plumas Lassen Volcanic National Park. Corner of park on S ... Field redacted by CHSC, contact the data manager for more information 1597 Comment
  SBBG30504  Drosera rotundifolia D. Myrick 1968-6-18 1943 Plumas Butterfly Valley, 4 mi NW of Quincy 1036 Comment
  UC367085  Drosera rotundifolia J. G. Lemmon and wife June 1875 Plumas Butterfly Val. Comment
  RSA0011663  Drosera rotundifolia Malcolm A. Nobs, S. Galen Smith 1949-8-19 1446 Plumas Butterfly Valley. Comment
  CAS-BOT-BC159582  Drymocallis glandulosa var. glandulosa W. Harnach; N. Harnach 1990-6-27 413 Plumas Ramelli Ranch (USFS), so of R/R - Sierra Valley 1554 Comment
  HSC22941  Drymocallis glandulosa var. glandulosa John Pratt 1970-6-25 41 Plumas 1707 Comment
  UCD98708  Dysphania botrys E. K. Balls 1950-9-7 15699 Plumas 4.4 mi. w. of Mohawk Ranger Station, Hwy 24 between Cromberg and Portola. 1310 Comment
  CHSC81847  Echinochloa colona Lowell Ahart 2001-10-16 9385 Plumas On the northwest side of Round Valley Reservoir, just below the road, about 2 1/2 miles southwest of Greenville. 1363 Comment
  JEPS122116  Elatine Lowell Ahart 2014-8-26 19764 Plumas South side of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. Comment
  CHSC97085  Eleocharis acicularis var. acicularis Lowell Ahart; Josephine Guardino 2007-7-20 14325 Plumas Strand of Lake Davis, about 100 yards west of Long Point, northeast side of Lake Davis. 1763 Comment
  CHSC78736  Eleocharis acicularis var. occidentalis L. P. Janeway 2000-7-16 6922 Plumas Northern High Sierra Nevada. Mosquito Flat, 3.2 km south of Haskins Valley. East side of large flat dry meadow. 1676 Comment
  CHSC81637  Eleocharis bella Lowell Ahart 2001-10-8 9325 Plumas In shallow water of an unnamed stream, east of Lost Cove, below the high water line of Antelope Lake, northeast side of Antelope Lake, about 24 miles (air) northeast of Quincy. 1522 Comment
  CHSC81833  Eleocharis engelmannii Lowell Ahart 2001-10-16 9376 Plumas On the north side of a bank and a small stream, on the northwest side of Round Valley Reservoir, about 2 1/2 miles southwest of Greenville. 1363 Comment
  JEPS104608  Eleocharis engelmannii Lowell Ahart 2003-7-18 10427 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-BC113397  Eleocharis engelmannii var. detonsa John Thomas Howell 1951-8-20 28212 Plumas Genessee 1127 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
  CHSC78742  Eleocharis obtusa Jim Battagin 2000-6-9 Plumas Feather River College. 1045 Comment
  CAS-BOT-BC112053  Eleocharis quinqueflora John Thomas Howell 1960-7-19 35662 Plumas Drakesbad, moist soil near hot springs. 1828 Comment
  JEPS107595  Eleocharis quinqueflora Lowell Ahart, Josephine Guardino 2005-8-10 12322 A Plumas a small branch of Lights Creek, E side of Forest Road 27N54, about 5 1/2 mi (air) NW of the Boulder Creek Work Center at Antelope Lake 1821 Comment
  CAS-BOT-BC451532  Elodea canadensis M. S. Taylor 1982-6-12 4640 Plumas In w edge of Lake Almanor, s side of Hwy 36, ca. 0.5 mi e of Chester. 1371 Comment
  JEPS113926  Elodea canadensis W. and N. Harnach 2000-8-2 966 Plumas Sierra Valley 1.5 miles south of Highway 70 on A-23, 0.25 miles east of A-23. South of Beckwourt, CA (Sierra Valley Farms) Comment
  UCD61418  Elymus elymoides G. L. Stebbins Jr. 1939-7-9 2934 Plumas Meadow view ranger station. Along rivulet. 1889 Comment
  UCD61648  Elymus elymoides subsp. brevifolius John Thomas Howell 1955-7-19 30780 -A Plumas Beckwourth. 1493 Comment
  JEPS113649  Elymus elymoides subsp. californicus Lowell Ahart, John Dittes 2007-6-16 14143 Plumas West of a small stream, about 200 yards south of County Road 111 (Beckwourth Genesee Road), 20 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis 1647 Comment
  UC1133003  Elymus elymoides subsp. elymoides C. G. Albertus 1935-7-20 211 Plumas 1 1/2 mi sw Lava Peak; Plumas National Forest, Downieville Quadrangle 1310 Comment
  CHSC91597  Elymus glaucus G. Douglas Barbe; T. C. Fuller, J. T. Howell 1981-6-25 3304 Plumas Sierra Nevada. 0.5 mile southwest of Engle Mine townsite, on Diamond Mountain Road. 1219 Comment
  POM365354  Elymus glaucus L. S. Rose 1968-6-10 68089 Plumas Quincy 1037 Comment
  SJSU13915  Elymus glaucus N. A. Hopkins 1985-8-27 1312 Plumas Grass Lake 1767 Comment
  UCD62325  Elymus glaucus John Thomas Howell 20-23 Jun 1977 52414 Plumas On the peninsula of Lake Almanor. 1371 Comment
  CAS-BOT-BC206502  Elymus glaucus subsp. glaucus Clare B. Hardham 1978-8-11 21771 Plumas In volcanic area about 5 miles southeast of Thompson Peak Comment
  CAS-BOT-BC206515  Elymus glaucus subsp. glaucus John Thomas Howell; Walter Knight; Irja Knight 1966-7-28 1523 Plumas Area adjacent to north en Pond Reservoir - Butterfly Botanical Area and Vicinity 1097 Comment
  CAS-BOT-BC206798  Elymus glaucus subsp. glaucus L. P. Janeway 1992-7-10 4257 Plumas About 0.5 mi northeast of top of Grizzley Ridge, between Joseph Creek and Oliver Creek - Beckwourth Ranger District, Plumas National Forest 2072 Comment
  HSC8767  Elymus intermedius L. S. Rose 1968-6-10 68088 Plumas Quincy Meadow 1037 Comment
  UCD62712  Elymus trachycaulus Lewis S. Rose 1968-6-10 68095 Plumas Quincy. 1036 Comment
  CHSC112572  Elymus triticoides B. Castro; L. P. Janeway 2007-6-7 1649 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. Sagebrush meadowy flats on W side of Thompson Creek, 500 to 550 ft below edge of open Ponderosa-Jeffrey pine forest. 1671 Comment
  JEPS115892  Elytrigia intermedia subsp. barbulata Lowell Ahart, John Dittes, Josephine Guardino 2009-7-22 16131 Plumas On the west side of Forest Service Road 27N92K, east side of Long Valley, about 3.5 miles (air) west-southwest of Greenville, about 5.2 miles (air) southeast of Lake Almanor Dam 1606 Comment
  CAS-BOT-BC392225  Enemion stipitatum W. I. Follett; Evelyn B. Follett 1952-5-30 s.n. Plumas Rich Gulch Comment
  SEINET10453212  Epilobium adenocaulon var. holosericeum Lowell Ahart, Peter Ahart 1985-9-26 Ahart 5184 Plumas Below the high water line of Little Grass Valley Reservoir, where the South Fork of the Feather River flows into the lake, about 4 1/4 miles north-east of La Porte. Comment
  CHSC113874  Epilobium brachycarpum Lowell Ahart 2014-8-26 19784 Plumas On the north side of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. 1533 Comment
  CHSC43401  Epilobium brachycarpum Lowell Ahart 1977-8-8 1538 Plumas In the middle of the road that leads to Bird Creek, about 4 miles west of Pilot Peak, about 15 miles north of La Porte. 1645 Comment
  JEPS122087  Epilobium brachycarpum Lowell Ahart 2014-8-26 19784 Plumas On the north side of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. Comment
  UC1191620  Epilobium campestre Malcolm A. Nobs and S. Galen Smith 1949-8-18 1349 Plumas s end of lake Lake Almanor Comment
  CAS-BOT-BC171711  Epilobium canum subsp. latifolium Mrs. E. C. Sutliffe 1919-9-1 s.n. Plumas Gold Lake Region Comment
  CHSC65343  Epilobium ciliatum subsp. glandulosum Lowell Ahart 1995-10-1 7650 Plumas On the bottom of a pond, (reservoir dam washed out), Onion Valley, east of Quincy La Porte Road, about 1 mile north-west of Pilot Peak. 1828 Comment
  SEINET9716105  Epilobium densiflorum E. K. Balls 1950-8-31 15551 Plumas Spanish Creek, off Hwy. 24, just north of Quincy Comment
  CDA13563  Epilobium glaberrimum subsp. fastigiatum G. F. Hrusa, T. D. Wilfred 1996-7-22 13391 Plumas Sierra Nevada; Plumas Natl. Forest. Little Long Valley Creek. Approx. 1/2 m. N. of Hwy 70 about 15 m. E of Quincy. Comment
  POM46380A  Epilobium glaberrimum subsp. glaberrimum Marcus E. Jones 1897-7-5 s.n. Plumas Prattville. 1372 Comment
  CHSC59184  Epilobium obcordatum Vernon H. Oswald; Lowell Ahart 1992-9-15 5213 Plumas Lassen Volcanic National Park. Bonte Peak located E of Mt. Harkness and Juniper Lake. On the north slope of the mountain. 2164 Comment
  CHSC36932  Epilobium oreganum M. S. Taylor 1982-9-7 5100 Plumas Ramelli Ranch, s side of Feather River, ca. 2 mi w of Beckwourth. 1487 Comment
  UC1075721  Epipactis gigantea Robert J. Weatherby 1955-8-4 1671 Plumas No Ear Bar Middle Fork Feather River 914 Comment
  JEPS64366  Epipactis gigantea W. L. Jepson 1918-8-16 8025 Plumas Clover Creek Canyon 1615 Comment
  CAS-BOT-BC57000  Equisetum arvense E. K. Balls 1950-8-31 15532 Plumas Hwy. 24, 1 mile north of Spanish Creek, just north of Quincy 1097 Comment
  CHSC116377  Equisetum arvense Sara M. Taylor; Scott Batiuk 2012-7-31 56 Plumas Plumas National Forest. Maples Flat. Follow signs from Bucks Lake Rd. to Smith Lake (via Snake Lake). Take left (west) onto 23N20. Continue west onto 25N57, left onto 25N59 (fen is ~800 m west of Drosera Pond). UTM zone 10, 4428172 N, 659702 E. 1573 Comment
  SEINET6032073  Equisetum arvense E. K. Balls 1950-8-31 15532 Plumas Highway 24, 1 mile north of Spanish Creek just north of Quincy. 1097 Comment
  CAS-BOT-BC57403  Equisetum laevigatum John Thomas Howell 1955-7-18 30727 Plumas Mohawk 1371 Comment
  CHSC14082  Equisetum telmateia subsp. braunii E. S. Caldwell 1974-4-24 13 Plumas Hwy. 70 North Fork Feather River Canyon; 3 mi e of PGE Rock Creek and Power Station. 548 Comment
  CAS-BOT-BC204595  Eragrostis mexicana subsp. virescens John Thomas Howell 1959-9-21 34807 Plumas Near Paxton 883 Comment
  CHSC102970  Eremocarpus setiger Lowell Ahart; John Dittes 2009-9-7 16394 Plumas At the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam. 1591 Comment
  CHSC104753  Eremogone aculeata L. P. Janeway 2010-8-19 10165 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). 1797 Comment
  CAS-BOT-BC174182  Eremogone cliftonii Clare B. Hardham 1978-4-17 21583 Plumas Between Indian Joe and Caribou. Feather River Canyon 609 Comment
  CHSC36880  Ericameria bloomeri M. S. Taylor 1981-8-4 4152 Plumas On top of Wildcat Ridge, ca. 4 air mi nw of Antelope Lake, ca. 13 air mi ne of Taylorsville. 2164 Comment
  JEPS121761  Ericameria bloomeri L. P. Janeway 2013-8-28 11197 Plumas Northern High Sierra Nevada. Plumas National Forest; along the main road around the east side of Little Grass Valley Reservoir, across the road into Red Feather Campground. Comment
  RSA507813  Ericameria bloomeri J. C. Semple, S. Heard 1986-8-13 8414 Plumas Between La Porte and Quincy, Little Grassy Lake Road, near Little Grassy Valley Rec. Area Comment
  SEINET5709307 Image available Ericameria bloomeri Lowell E. Urbatsch, D. Clark 1974-1 1512 Plumas 12.1 mi NW of Sattley along Hwy 89, abundant by roadside, sandy soil.; Sattley 1341 Comment
  SEINET8079164 Image available Ericameria nauseosa var. oreophila W. Harnach, N. Harnach 1990-10-6 533 Plumas Sierra Valley. 1/2 mile south of Dyson lane on 6 Mile (Co. Rd. A-24, Beckwourth Rd.). 1492 Comment
  CHSC45218  Ericameria nauseosa var. speciosa Lowell Ahart 1976-9-28 1212 Plumas About 1 air mile east of the Bunker Hill Mine, about 12 air miles north-east of La Porte. 1828 Comment
  CHSC98712  Ericameria nauseosa var. speciosa L. P. Janeway 2007-8-13 9176 Plumas Northern High Sierra Nevada. Frenchman Hill and western end of Red Mountain, near Road 23N69; above the head of Frazier Creek. 1786 Comment
  JEPS114597  Ericameria nauseosa var. speciosa Lowell Ahart 2008-9-10 15360 Plumas On both sides of the Quincy La Porte Road, northwest of East Branch Creek, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte 1593 Comment
  JEPS26680  Ericameria nauseosa var. speciosa P. C. Hutchison 1961-6-9 2112 Plumas on highway US Alt. 40, Rich Bar, canyon of the north fork of the Feather River Feather River Comment
  JEPS29562  Ericameria nauseosa var. speciosa John Thomas Howell 1960-7-24 35991 Plumas just s of Lassen Park (Kelly Camp, near Lassen Volcanic National Park); Lassen Volcanic National Park 1615 Comment
  UC297888  Ericameria nauseosa var. speciosa Milo S. Baker 1926-8-23 296 a-26 Plumas Lu's Camp Comment
  SEINET8079305 Image available Ericameria parryi var. nevadensis J. T. Howell 1961-9-23 s.n. Plumas Cooks Creek road near Englemine 1082 Comment
  UC1567350  Erigeron barbellulatus G. Schoolcraft 1989-7-3 1939 Plumas s of Red Rock Lookout; Diamond Mtns. 2194 Comment
  UC1730241  Erigeron barbellulatus L. P. Janeway 1998-7-31 5904 Plumas about 0.6 mi S of Pilot Peak (along Pacific Crest Trail at jct of Bunker Hill Ridge and Gibsonville Ridge) 2072 Comment
  CAS-BOT-BC294471  Erigeron bloomeri var. bloomeri John Thomas Howell 1962-6-18 37791 Plumas Sierra Valley near Beckwourth 1487 Comment
  CHSC34326  Erigeron canadensis L. Ahart 1981-9-6 3088 Plumas Along Indian Creek, ca. 1/2 mi sw of the jct of Hwy 89 and Arlington Rd, ca. 1.5 mi s w of Crescent Mills. 1200 Comment
  OBI64836  Erigeron canadensis John C. Dittes 2005-7-26 1245 Plumas T27N, R12E, NW 1/4, Sect 30; Kettle rock 7.5'Quad. Northern High Sierra nevada Range; ca 10.6 air miles N X NE of Taylorsville, ca 9.6 air miles S of Diamond Mtn, ca 14. 0 airmiles E of Green ville; watershed of Hungry Crk; at disturbed N edge of FS Rte 27N09 where seasonal drainage crosses rd 1801 Comment
  SEINET10617820  Erigeron divergens Melvin L. Conrad, Douglas G. LeDoux; Patricia L. Kenney 1973-6-5 Conrad 7048 Plumas Yellow Pine & Douglas Fir in Plumas National Forest off Hwy. 70. 1067 Comment
  SBBG133127  Erigeron eatonii var. plantagineus B. C. Templeton 1968-1 11278 Plumas unknown Comment
  CAS-BOT-BC300840  Erigeron glacialis var. glacialis John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-22 54104 Plumas 10.6 miles northeast of La Porte on road to Quincy 1889 Comment
  CAS-BOT-BC300842  Erigeron glacialis var. glacialis Anna Head 1921-7-5 s.n. Plumas Lake Center Camp, Feather River Region Comment
  CDA15404  Erigeron inornatus var. inornatus G. F. Hrusa 1996-8-23 13527 Plumas Sierra Nevada; alongside USFS 23N51, W side of Bull Run Creek approx. 1/4 mi. above road crossing. 1.5 mi. E of Lava Peak, & 2.5 mi. NE of Cromwell townsite. 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
  CHSC60598  Erigeron inornatus var. inornatus L. P. Janeway 1984-7-22 927 Plumas Along Oroville-Quincy Road at Bucks Summit. 1716 Comment
  CHSC92955  Erigeron inornatus var. inornatus L. P. Janeway 2005-7-31 8507 Plumas Northern High Sierra Nevada. Southern end of Diamond Mountains 0.1 km east of Road 23N67; about 5.8 km south-southwest of Adams Peak. 1875 Comment
  JEPS16779  Erigeron inornatus var. inornatus Rimo Bacigalupi with J. R. Sweeney and G. Bacigalupi Jr. 1953-8-31 4351 Plumas 0.5 mi w of Taylorsville 1066 Comment
  OBI49210  Erigeron lassenianus Lewis S. Rose 1939-6-8 39264 Plumas S end of Lake Almanor 1372 Comment
  RSA271925  Erigeron lassenianus Christopher Davidson 1975-6-7 2741 Plumas 3 miles W on road to Snake Lake, departing NW from Hwy. 89 ca. 2 miles N of Quincy. 1273 Comment
Read comments Aug 21 2012
  CHSC71631  Erigeron lassenianus var. deficiens Vernon H. Oswald; Lowell Ahart 1998-8-11 9487 Plumas Northwest of Onion Valley at Sawpit Flat on Cleghorn Bar Rd. 1.5 mi west of Quincy-La Porte Rd. (County Rd. 511). 1920 Comment
  JEPS89671  Erigeron lassenianus var. deficiens Glenn Clifton 1992-6-27 26859 Plumas Monitor Flat, Feather River Watershed Monitor Flat; , Feather River Watershed 1926 Comment
  UC1731907  Erigeron lassenianus var. deficiens Glenn Clifton 1992-6-27 26859 Plumas Monitor Flat, Feather River Watershed Monitor Flat; , Feather River Watershed 1926 Comment
  CAS-BOT-BC295486  Erigeron lassenianus var. lassenianus Walter Knight; Irja Knight; John Thomas Howell; Lewis Rose 1966-7-26 1624 Plumas Butterfly Botanical Area and vicinity. At Fern Glen 1097 Comment
  CAS-BOT-BC295498  Erigeron lassenianus var. lassenianus Thomas H. Kearney 1944-8-14 153 Plumas Near Prattville, Lake Almanor Comment
  CHSC72435  Erigeron nevadincola L. P. Janeway 1998-6-24 5681 Plumas South side of Road 25N11 0.15 mi west of the Frenchman Lake dam. 1725 Comment
  CHSC20979  Erigeron peregrinus var. callianthemus F. T. Griggs; A. Pass 1975-7-23 231 Plumas Cape Lake. 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
  CHSC81923  Erigeron petrophilus var. sierrensis Samantha Hillaire 2001-10-29 305 Plumas Northern High Sierra Nevada. Southeast of Buckhorn and Granite Summits, just north of 23N69 road, along roadcut. Along 23N69 road heading west from here. 1877 Comment
  JEPS114605  Erigeron petrophilus var. sierrensis Lowell Ahart 2008-9-10 15388 Plumas About 15 yards southwest of the culvert and Onion Valley Creek, on the west side of Quincy la Porte Road, about 9 1/2 miles (air) northeast of La Porte 1899 Comment
  UCD105975  Erigeron petrophilus var. sierrensis Jesse Miller 2010-1 s.n. Plumas Plumas National Forest. Southwest of Caribou. Near the north fork of the Feather River. 1524 Comment
  CAS-BOT-BC300108  Erigeron pumilus Clare B. Hardham 1985-7-31 30129 Plumas Doyle's Crossing. Near Antelope Reservoir Comment
  CAS-BOT-BC300129  Erigeron pumilus var. intermedius M. S. Taylor 1982-6-28 4769 Plumas Ramelli Ranch, between Calpine Rd and Hwy 70, ca. 1 mi w of Beckwourth 1487 Comment
  CAS-BOT-BC300262  Erigeron reductus var. reductus L. S. Rose 1932-9-5 32621 Plumas Jamison Lake 1981 Comment
  CHSC66913  Erigeron reductus var. reductus James D. Jokerst 1992-1-1 3444 Plumas Gold Lake Resort on ridge S of Round Lake. Comment
  JEPS100498  Erigeron reductus var. reductus Dean W. Taylor 2001-7-9 17826 Plumas Round Lake, Lakes Basin, along the Round Lake trail just about 200 meters East from the small unnamed tarn East of Round Lake Mine (site) Comment
  CAS-BOT-BC300260  Erigeron reductus var. reductus Rimo Bacigalupi 1927-7-10 1688 Plumas Slopes of Mt Elwell above Long Lake 2133 Comment
  CAS-BOT-BC216235  Eriodictyon californicum John Thomas Howell 1951-6-26 27554 Plumas Near Keddie, Sierra Nevada 975 Comment
  SEINET10537783  Eriogonum Mary Susan Taylor 1981-6-17 Taylor 3930 Plumas T24N R13E se/ne sec 8. Grizzly Valley quad. On N side of Bagley Pass Rd (24N08), ca. 1/4 mi E of its jct with 25N93, ca. 13 air mi NW of Portola. 5600 ft elev. 1707 Comment
  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
  JEPS125727  Eriogonum baileyi var. praebens William Harnach 2015-8-6 1437 Plumas 4.85 miles West of Vinton on Highway 70. Comment
  UC584322  Eriogonum douglasii var. meridionale G. L. Stebbins Jr. and J. A. Jenkins 1937-7-9 2238 Plumas n Engelmine; Red Rock Comment
  CAS-BOT-BC267326  Eriogonum luteolum var. pedunculatum A. A. Heller; P. B. Kennedy 1907-7-15 8851 Plumas Near mouth of Little Grizzly Crek below Genessee Comment
  CAS-BOT-BC267330  Eriogonum luteolum var. pedunculatum John Thomas Howell 1951-6-29 27763 Plumas Feather River Canyon 548 Comment
  CAS-BOT-BC267332  Eriogonum luteolum var. pedunculatum John Thomas Howell 1959-9-21 34808 Plumas Indian Creek Canyon, Sierra Nevada 914 Comment
  SEINET10838768  Eriogonum marifolium Mary Susan Taylor 1981-7-17 Taylor 4034 Plumas T21N R12E se/se sec 7, Sierra City NW quad. Lakes Basin area, Bear Lakes trail, just S of spur trail to Gold Lake Lodge, ca. 6 mi S of Mohawk. 6500 ft elev. 1981 Comment
  SEINET5330571  Eriogonum marifolium A. A. Heller, P. B. Kennedy 1907-7-3 8707 Plumas Hills above Red Clover Valley Comment
  CAS-BOT-BC263299  Eriogonum marifolium var. marifolium A. A. Heller; P. B. Kennedy 1907-7-3 8707 Plumas Hills above Red Clover valley Comment
  CAS-BOT-BC264817  Eriogonum nudum var. deductum John Thomas Howell 1955-7-20 30853 Plumas Mohawk, Sierra Nevada 1371 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
  CAS-BOT-BC261362  Eriogonum nudum var. deductum L. P. Janeway 1992-7-10 4258 Plumas Plumas National Forest, Beckwourth Ranger District. About 1/2 mi northeast of top of Grizzly Ridge in upper Joseph Creek 2087 Comment
  UC54211  Eriogonum nudum var. nudum H. M. Hall and E. B. Babcock July, 1903 4437 Plumas Indian Valley Sierra Nevada Mountains, Indian Valley 1097 Comment
  CAS-BOT-BC261597  Eriogonum nudum var. nudum L. W. Swift 1934-7-2 88 Plumas Plumas National Forest. Elizabethtown 1097 Comment
  CAS-BOT-BC261603  Eriogonum nudum var. nudum John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-25 54314 Plumas Near Englemine on Diamond Mt. road northeast of Taylorsville 1219 Comment
  SEINET11262481  Eriogonum nudum var. nudum James L. Reveal 1971-6-23 2466 Plumas Along California Highway 89, 4 miles northwest of Greenville and about 4 miles south-west of Canyondam.; 0 1219 Comment
  CAS-BOT-BC269723  Eriogonum nudum var. oblongifolium John Thomas Howell 1951-6-26 27542 Plumas Feather River Canyon 853 Comment
  CHSC40976  Eriogonum nudum var. oblongifolium J. D. Jokerst 1984-7-11 2097 Plumas East end of Genesee Valley, along Beckwourth Genesee Road, 1.1 miles NW of Drm Bridge. Comment
  POM161732  Eriogonum nudum var. oblongifolium R. C. Bacigalupi 1927-7-12 1725 Plumas at Quincy Junction Station 1067 Comment
  CAS-BOT-BC269724  Eriogonum nudum var. oblongifolium A. A. Heller; P. B. Kennedy 1907-7-16 8867 Plumas Grade between Genessee [Genesee] Valley and Summit Comment
  SEINET10479530  Eriogonum nudum var. oblongifolium Mary Susan Taylor 1982-8-30 Taylor 5075 Plumas T27N R11E se sec 26. Kettle Rock quad. Along 27N11, ca. 1 mi ne of Taylor Lake, ca. 7 air mi ne of Taylorsville. 6300 ft. 1920 Comment
  SEINET5330937  Eriogonum nudum var. oblongifolium A. A. Heller, P. B. Kennedy 1907-7-16 8867 Plumas Grade between Genessee Valley and Summit Comment
  UCD100757  Eriogonum palmerianum John Thomas Howell 1955-7-19 30806 Plumas Vinton. 1511 Comment
  POM319186  Eriogonum pedunculatum Patricia Wilder 1971-6-21 5134 Plumas 2.8 mi north of California State Hwy 70 on Prattville-Butt Reservoir Road between Belden and Caribou. Cascade - Sierra Nevada Mtn. Range. Drainage Area: Feather River North Fork. 762 Comment
  RSA88595  Eriogonum pedunculatum J. T. Howell 1951-6-26 27541 Plumas Feather River Canyon 854 Comment
  CAS-BOT-BC269959  Eriogonum spergulinum var. reddingianum John Thomas Howell; Gordon H. True 1973-8-1 50188 Plumas Ca. 2.5 miles se. of Diamond Mt. 2164 Comment
  POM161746  Eriogonum spergulinum var. reddingianum R. C. Bacigalupi 1927-7-11 1708 Plumas Grassy Lake Meadows. Golden Lake Region. 1890 Comment
  SBBG121530  Eriogonum spergulinum var. reddingianum L. Ahart 2007-6-17 14175 Plumas near wire box, ca. 100 yards SW of County Rd 111 (Beckwourth Gensee Rd), ca. 0.25 mi SE of bridge across Red Clover Crk, Red Clover Valley, ca. 2 mi N of the N end of Lake Davis 1654 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
  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
  CHSC53057  Eriogonum strictum var. proliferum L. P. Janeway 1989-7-6 3454 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
  CHSC70269  Eriogonum umbellatum var. ahartii B. Castro; R. Fallscheer, R. Zebell 1989-8-7 365 Plumas Ca 2.5 air mi S of Bucks Lake, on the south flank of Red Mtn, at jcn of USFS Rds 23N18, 23N15 and 23N69. 1786 Comment
  CHSC34733  Eriogonum umbellatum var. modocense M. S. Taylor 1981-7-22 4104 Plumas Ca. 1/4 mi ne of Argentine Lookout, ca. 5 mi n of Spring Garden. 2164 Comment
  CHSC91916  Eriogonum umbellatum var. modocense Lowell Ahart; Josephine Guardino 2005-8-9 12288 Plumas North of Fant Creek, about 50 yards north of the cabin (destroyed) and corral, north of Forest Road 27N09, about 6 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1597 Comment
  RSA0118777  Eriogonum umbellatum var. modocense Lawrence P. Janeway 2012-7-17 10945 Plumas Northern High Sierra Nevada. Plumas National Forest; south side of Cedar Flat. 1701 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-BC262076  Eriogonum umbellatum var. nevadense John Thomas Howell; Gordon H. True 1973-7-31 50112 Plumas Summit ridge of Thompson Peak, Diamond Range 2194 Comment
  CAS-BOT-BC265161  Eriogonum umbellatum var. nevadense Clarence R. Quick 1963-7-24 63 -56 Plumas Lava Cap on shoulder of east-west ridge 1.5 miles east of Wheeler Peak, Sierra Nevada Comment
  CDA14733  Eriogonum umbellatum var. nevadense G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-24 3265 Plumas Mount Hough summit. 2194 Comment
  JEPS113389  Eriogonum umbellatum var. nevadense Lowell Ahart, John Dittes, Josephine Guardino 2007-6-9 14050 Plumas About 100 yards west of a poor dirt road, about a mile (air) north of the north end of Lake Davis 1857 Comment
  SEINET3413453  Eriogonum umbellatum var. nevadense A. A. Heller, P. B. Kennedy 1907-7-4 8716 Plumas Ridge east of Red Clover valley 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
  CHSC108118  Eriogonum umbellatum var. polyanthum Lowell Ahart 2011-9-17 17672 Plumas About 100 yards south of an unnamed stream that flows east into Little Grass Valley Reservoir and opposite the Black Rock, about 80 yards south of the paved road, about 1/8 mile west of Little Grass Valley Reservoir. 1645 Comment
  CHSC69705  Eriogonum umbellatum var. polyanthum Vernon Oswald; Lowell Ahart 1997-9-18 8875 Plumas Ca. 4.25 air mi west of Caribou on Forest Rd. 26N25 (to Mosquito Creek), 2.6 mi northeast of its junction with 26N26 (to Humbug Valley). 1411 Comment
  CHSC98922  Eriogonum umbellatum var. polyanthum L. P. Janeway 2007-8-13 9186 Plumas Northern High Sierra Nevada. Above Road 24N31 about 0.8 air km east of Little Schneider Creek. 1402 Comment
  CAS-BOT-BC262250  Eriogonum ursinum Janet Jones 1980-7-16 217 Plumas Frazier Falls area 1828 Comment
  CAS-BOT-BC262252  Eriogonum ursinum M. S. Taylor 1982-7-21 4898 Plumas Summit of LIttle Volcano, ca. 5 mi se of Quincy 1767 Comment
  CAS-BOT-BC262265  Eriogonum ursinum John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1967-7-10 2204 Plumas Butterfly Botanical Area and vicinity. Mouth of Butterfly Creek 883 Comment
  CAS-BOT-BC262249  Eriogonum ursinum James L. Reveal 1975-8-24 3974 Plumas Along the La Porte-Quincy Road, 17.5 miles south of Quincy and 0.3 mile south of the Chimney Rock Trail turnoff, about 1 airline mile west of Pilot Peak Comment
  POM266532  Eriogonum ursinum Lester Rowntree 1935-6-12 s.n. Plumas Crescent Mills. Comment
  SEINET10479583  Eriogonum ursinum Mary Susan Taylor 1982-8-4 Taylor 4914 Plumas T25N R10E sw sec 23. Greenville SE quad. Along 25N10Y, ca. 1 mi ne of Taylor Rock, ca. 6 air mi ne of Quincy. Dry gravelly soil in Mixed Evergreen Forest. Comment
  UC635434  Eriogonum ursinum Herbert L. Mason 1924-6-19 1068 Plumas near base of Mt. Elwell; Bear Lake Comment
  UC943028  Eriogonum ursinum Lewis S. Rose 1951-6-29 51071 Plumas 8 mi e Quincy 1219 Comment
  CHSC34747  Eriogonum vimineum M. S. Taylor 1981-7-29 4142 Plumas On granite embankment, e side of Flournoy Grade, 1.3 mi s of Flournoy Bridge, ca. 3 mi e of Genesee. 1341 Comment
  NY399606  Eriogonum vimineum W. W. Eggleston 1910-8-27 6229 Plumas Clio 1390 Comment
  CAS-BOT-BC264125  Eriogonum vimineum W. Harnach; N. Harnach 1991-6-29 591 Plumas 4 miles north of Loyalton on Co. road !-24 (6 mile road) 1490 Comment
  SEINET10672053  Eriophyllum lanatum Patricia L. Kenney, Melvin L. Conrad; Douglas G. LeDoux 1973-6-5 Kenney 420 Plumas Along roadside of Hwy. 89, 5 mi. N of jct. of Hwy. 70 & 89. Yellow pine, Douglas fir and oaks. 1067 Comment
  CDA20148  Eriophyllum lanatum var. croceum B. Smith August 1996 s.n. Plumas Plumas National Forest; 0.5 mi S of Cascade. 1207 Comment
  CHSC9720  Eriophyllum lanatum var. grandiflorum Nancy Mosman 1971-7-11 87 Plumas Along w side of Hwy 70 ca. 0.6 mi s of Belden. 1025 Comment
  UC725464  Eriophyllum lanatum var. grandiflorum A. A. Heller 1938-5-30 15133 Plumas on the Feather River Highway near Rich Bar (on roadside banks); Feather River Highway 914 Comment
  SBBG133122  Eriophyllum lanatum var. grandiflorum B. C. Templeton 1968-1 11272 Plumas unknown Comment
  CAS-BOT-BC308261  Eriophyllum lanatum var. integrifolium Lowell Ahart 1983-8-17 s.n. Plumas South of Onion Valley, west of Pilot Pk., near the Quincy La Porte Road, north-east of La Porte 2000 Comment
  CHSC37769  Eriophyllum lanatum var. integrifolium M. S. Taylor 1981-7-6 3965 Plumas S side of 24N02Y, ca. 1/2 mi w of n tip of Frenchman Lake, ca. 13 air mi nw of Chilcoot. 1767 Comment
  JEPS34641  Eriophyllum lanatum var. integrifolium W. L. Jepson 1910-6-16 4137 Plumas near Keddie 1066 Comment
  SEINET10971127  Eriophyllum lanatum var. integrifolium Mary Susan Taylor, M. Foster 1981-6-15 Taylor 3894 Plumas T24N R8E w half nw sec 13, Bucks Lake quad; S side of Bucks Lake Rd, ca. 50 ft E of jct with 24N29 (rd to Deanes V.), ca. 2 mi NE of Meadow Valley; serpentine outcrop with scattered basaltic outcrop in Mixed Coniferous Forest; 3800 ft. 1158 Comment
  JEPS15972  Eryngium alismifolium Mrs. R. M. Austin 1880-1 Plumas Comment
  RSA59312  Eryngium alismifolium E. K. Balls 1950-9-14 15796 Plumas Along Indian Creek, Highway 89, 1.5 miles from junction with Highway 24 915 Comment
  CHSC32829  Erysimum capitatum var. capitatum W. Michael Foster 1981-4-26 15 Plumas Ca. 50 ft se of confluence of the North Fork of the Feather River and Bucks Creek, ca. 24 mi w of Quincy. 579 Comment
  CAS-BOT-BC55105  Erysimum perenne Rimo Bacigalupi 1927-7-8 1662 Plumas Western edge of Long Lake. Comment
  RSA0049641  Erythranthe arvensis Dean Wm. Taylor 2012-6-20 21251 Plumas Lumpkin Ridge, Forest Road 27 about 5 miles North from Camp Eighteen (site) 1417 Comment
  CHSC43506  Erythranthe breweri Lowell Ahart 1979-7-18 1995 Plumas Near Finger Board Mountain, about 2 miles north-west of Pilot Peak, about 12 miles north of La Porte. 1828 Comment
  CHSC81160  Erythranthe floribunda Lowell Ahart 2001-8-29 9262 Plumas On the bottom of Little Last Chance Creek, on the strand of Frenchman Lake. 1700 Comment
  CHSC43356  Erythranthe glaucescens Lowell Ahart 1975-7-2 829 Plumas On the west side of Lost Creek, about 6 miles north of the Sly Creek Dam. 914 Comment
  CHSC21349  Erythranthe guttata F. T. Griggs; A. Pass 1975-7-8 97 Plumas Buck's Lake Forest Service Survey. Comment
  SEINET14291770  Erythranthe guttata W. Harnach, N. Harnach 1990-6-19 406 Plumas Sierra Valley, Sugarloaf Road. 1643 Comment
  SEINET14349591  Erythranthe moschata E. K. Balls 1950-8-30 15507 Plumas North Fork Feather River, on Hwy 24, 21 miles from Quincy. Comment
  CHSC53221  Erythranthe primuloides L. P. Janeway 1989-6-30 3426 Plumas Narrow meadow 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
  SD7095  Erythranthe pulsiferae none given 1880-1 Plumas Plumas Co. Comment
  RSA80484  Erythranthe pulsiferae F. W. Peirson 1926-6-21 6801 Plumas Open flat strip along shore of Lake Almanor. Comment
  CHSC98342  Erythronium purpurascens L. P. Janeway 2007-6-3 9023 Plumas Northern High Sierra Nevada. Eastern high end of Red Mountain, along Road 23N69 about 1.6 km northwest of Road 18. Flat ridge top, open forest. 1929 Comment
  CHSC98354  Erythronium purpurascens L. P. Janeway 2007-5-20 8984 Plumas Northern High Sierra Nevada. Along road to the top of Red Hill, about 0.2 km due north of the summit. 1902 Comment
  UCD13247  Erythronium purpurascens Dean Dubbe 1974-5-4 9- 4 Plumas Butterfly Valley, 2 mi W of Keddie, off of state hwy 89. 1112 Comment
  CAS-BOT-BC402622  Eschscholzia caespitosa Mary Strong Clemens 1920-8-30 s.n. Plumas Greenville Comment
  CAS-BOT-BC403348  Eschscholzia californica M. S. Taylor 1982-7-8 4791 Plumas Near s side of Feather River, Ramelli Ranch, ca. 1 mi sw of Beckwourth 1487 Comment
  SEINET8770667  Eschscholzia californica subsp. mexicana W. Harnach, N. Harnach 1990-6-16 392 Plumas Sierra Valley, N of Vinton, Frank Dotta Ranch. 1524 Comment
  JEPS118432  Eucephalus breweri Lowell Ahart 2011-9-20 17678 Plumas Forest floor along the poor dirt road on the north side of Pilot Peak, about 9 miles (air) northeast of La Porte 2072 Comment
  SD9118  Eucephalus breweri R. M. Austin 1881-1 Plumas Mt. Dyer 2135 Comment
  UC1557888  Eucephalus breweri J. Semple, S. Heard 1986-8-13 847 Plumas 2 mi e, (LaPorte Rd., at turnoff to Quincy) La Porte Comment
  CHSC62342  Eurybia integrifolia B. Castro; L. Hanson 1989-8-17 399 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
  JEPS107645  Eurybia integrifolia Lowell Ahart, Josephine Guardino 2005-8-9 12257 Plumas In a small meadow, 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
  JEPS115548  Eurybia integrifolia Lowell Ahart, John Dittes, Josephine Guardino 2009-7-29 16211 Plumas On dry rocky soil, drainage from a snow lake, on the south side of Forest Road 26N67F3, 1.2 miles (air) northeast of Rush Creek Hill, 2.6 miles (air) east-southeast of Caribou Powerhouse 1677 Comment
  CHSC98709  Eurybia radulina L. P. Janeway 2007-8-13 9191 Plumas Northern High Sierra Nevada. Along Road 24N31 low in a small drainage between Schneider Creek and Little Schneider Creek about 0.6 km southeast of the U.C. Forestry Camp.. 1222 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
  CHSC34895  Euthamia occidentalis M. S. Taylor 1981-9-2 4269 Plumas N tip of Round Valley Reservoir, by rd 204, ca. 3 air mi s of Greenville. 1371 Comment
  UC1192258  Euthamia occidentalis Malcolm A. Nobs, S. Galen Smith 1949-8-19 1455 Plumas se side Portola Comment
  RSA699785  Festuca L. Ahart, John Dittes, Josephine Guardino, Robert A. Schlising 2004-7-3 11181 Plumas on the north side of a forest road, about 1/4 mile north of Taylor rock, about 1 mile (air) southwest of Grizzly Peak, about 5 miles (air) south if Taylorsville, about 8 miles (air) northeast of Quincy 2054 Comment
  CAS-BOT-BC278465  Festuca idahoensis John Thomas Howell 1960-7-22 35885 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  RSA794789  Festuca idahoensis L. Ahart, John Dittes 2009-7-13 16036 Plumas On the side of Forest Service Road 27N98, headwater of Clear Creek, about 2.0 air miles north of Butt Valley Reservoir Dam, about 3 air miles southwest of Lake Almanor Reservoir dam. 1477 Comment
  CHSC101781  Festuca occidentalis Lowell Ahart; John Dittes, Josephine Guardino 2009-6-14 15862 Plumas North of cut bank of Forest Road 27N01Y, about 1.3 miles (air) west of Lake Almanor Dam. 1462 Comment
  RSA300179  Festuca occidentalis J. T. Howell 1973-7-10 49750 Plumas Open yellow pine forest near Greenville. 2622 Comment
  CHSC76157  Festuca rubra G. F. Hrusa; B. Smith, T. D. Wilfred 1996-7-16 13264 Plumas Sierra Nevada-Plumas National Forest. In vicinity of headwaters of Bull Run Creek off USFS 23N12E. [Original lat./long. on label is '39 54 N; 120 38 W']. 2050 Comment
  JEPS115900  Festuca subulata Lowell Ahart, John Dittes, Josephine Guardino 2009-7-21 16107 Plumas About 20 yards east of Forest Service Road 27N26, about 1000 feet northwest of Powerhouse at the north end of Butt Valley Reservoir, about 3 miles (air) southwest of Lake Almanor 1302 Comment
  CHSC87817  Floerkea proserpinacoides Lowell Ahart; John Dittes, Josephine Guardino, Robert Schlising 2004-6-14 11055 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
  CAS-BOT-BC55685  Frangula purshiana John Thomas Howell 1959-9-24 34935 Plumas Butterfly Valley near mouth Comment
  CHSC36326  Frangula purshiana M. S. Taylor 1982-7-22 4902 Plumas On earth dam across Wapaunsie Creek, 0.8 mi n of jct of Snake Lake Rd and Bucks Lake Rd, ca. 1.5 mi ne of Meadow Valley. 1447 Comment
  CHSC70274  Frangula purshiana B. Castro; R. Fallscheer 1989-8-7 357 Plumas Ca 3 air mi S of Bucks Lake, W of USFS Rd 23N18, ca 0.3 mi SW jcn Rds 23N18 and 23N69, on the south flank of Red Mtn. Midslope in steep drainage. 1767 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
  CHSC96742  Frangula purshiana subsp. ultramafica L. P. Janeway 2007-5-20 8982 Plumas Northern High Sierra Nevada. Top of Red Hill. 1929 Comment
  UCD113131  Frangula rubra E. W. Jameson 1949-8-7 s.n. Plumas one mile northeast of Quincy. 1066 Comment
  CAS-BOT-BC53795  Frangula rubra subsp. rubra A. A. Heller; P. B. Kennedy 1907-7-15 8837 Plumas Near mouth of Little Grizzly Creek below Genessee Comment
  RSA101396  Frasera albicaulis var. nitida R. Weatherby 1955-7-21 1648 Plumas Rocky Point, top of No Ear Bar trail, Middle Fork Feather River. 1524 Comment
  CDA18463  Fritillaria atropurpurea G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-24 3204 Plumas Sierra Nevada; 0.5 mile north of Taylor Creek Road (to Solomon Saddle) junction, on Mt. Hough-Crystal Lake Road. 1584 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-BC505274  Fritillaria atropurpurea John Thomas Howell 1959-9-23 34879 Plumas Canadian Zone Forest, Lassen Park boundary on Juniper lake Road 1981 Comment
  CHSC64248  Fritillaria pudica Mike Carpenter 1990-4-21 10 Plumas Ca. 30 ft. s of Humbug Valley Rd., 0.8 mi from the intersection of Collins Pine Rd, and Humbug Valley Rd. 1341 Comment
  SD6485  Fritillaria recurva Mrs. R. M. Austin 1880-1 Plumas Big Meadows. Comment
  JEPS127031  Galium bifolium Lowell Ahart 2016-6-2 20914 Plumas Lumpkin Ridge Road, about 3 3/4 miles (air) southwest of Little Grass Valley Reservoir Dam. Comment
  JEPS26661  Galium bolanderi Lauramay T. Dempster 1961-6-15 1462 Plumas top of peak near Engelmine 1950 Comment
  SD6280  Galium boreale Daniel Cleveland 1882-7-26 Plumas Hamilton Bridge, Big Meadows Comment
  CHSC32016  Galium grayanum L. Ahart 1974-8-3 587 Plumas Near Mt. Etna, ca. 5 mi E of Bunker Hill Mine, ca. 10 mi NE of La Porte. 1981 Comment
  UC584311  Galium grayanum var. grayanum G. L. Stebbins Jr. and J. A. Jenkins 1937-7-9 2245 Plumas n Engelmine (sw slopes and ridge crest); Red Rock Comment
  JEPS122303  Galium trifidum subsp. subbiflorum Lowell Ahart 2014-8-31 19820 Plumas On the west side of Black Rock Creek, about 200 yards southwest of the foot bridge across Black Rock Creek, about 200 yards southwest of the Black Rock, Little Grass Valley Reservoir, about 4 1/2 miles (air) northwest of La Porte. Comment
  SEINET10968825  Galium trifidum var. subbiflorum Lowell Ahart 1985-7-3 Ahart 5104 Plumas About 4 1/4 miles north-east of La Porte. Comment
  JEPS54487  Galium triflorum Walter Knight, Irja Knight, and John Thomas Howell 1966-7-27 1556 Plumas rock slope near mouth of Butterfly Creek; Butterfly Creek Botanical Area and vicinity 1036 Comment
  JEPS6526  Galium triflorum W. L. Jepson 1939-8-4 19339 a Plumas Rock Creek Meadow Valley 1219 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
  CHSC67438  Garrya fremontii James D. Jokerst; R. A. Schlising, L. Ahart 1985-8-12 2557 Plumas Red Mtn. Rd. 1.1 mi above junction with Rich Gulch Rd., N of Hwy 70. 1584 Comment
  SEINET3144596  Garrya fremontii E. K. Balls 1950-9-6 15695 Plumas At fork of Feather RIver, S of Jackson Creek Public Camp, E of Quincy, Hwy 24 1402 Comment
  CAS-BOT-BC478512  Gayophytum John Thomas Howell; Gordon H. True 1967-5-29 42399 Plumas Slopes west of Lamont Meadow 1706 Comment
  POM38699B  Gayophytum diffusum subsp. diffusum Marcus E. Jones 1897-7-3 s.n. Plumas Prattville. 1372 Comment
  CHSC53143  Gayophytum diffusum subsp. parviflorum L. P. Janeway 1989-6-20 3343 Plumas Plumas National Forest. Southwest side of Red Clover Valley. 1691 Comment
  JEPS104606  Gayophytum diffusum subsp. parviflorum Lowell Ahart 2003-8-8 10487 Plumas On an old abandoned road, on the e side of Beckwourth Calpine Rd, ca 3 mi south of Beckwourth, Sierra Valley. 1482 Comment
  POM183993  Gayophytum diffusum subsp. parviflorum H. F. Copeland 1932-8-24 s.n. Plumas Drakesbad 1829 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
  OBI12033  Gayophytum heterozygum Lewis S. Rose 1966-7-28 66074 Plumas Quincy 1067 Comment
  CHSC101847  Gayophytum humile Lowell Ahart; John Dittes, Josephine Guardino 2009-6-14 15877 Plumas About 1600 feet southwest of Lake Almanor Dam. 1386 Comment
  CHSC24224  Gayophytum humile D. Brink; L. Mayer 1975-7-3 Plumas Buck's Lake. Comment
  SEINET7717338  Gentiana amarella Unknown Plumas Big meadows Comment
  CDA13985  Gentiana calycosa G. F. Hrusa 1996-8-2 13428 Plumas Sierra Nevada; SW base of ridge between Argentine & Taylor Rocks, Approx. 1 mi. NW of Argentine Rock. Comment
  UC1191689  Gentiana newberryi Malcolm A. Nobs and S. Galen Smith 1949-8-19 1451 Plumas Butterfly Valley Comment
  UC878532  Gentiana newberryi Mrs. A. L. Coombes Sep 1912 Plumas Big Meadows Comment
  CHSC81788  Gentiana newberryi var. tiogana Lowell Ahart 2001-10-16 9390 Plumas South of the Darlingtonia Bog and east of the dirt road, Butterfly Valley, about 5 miles (air) northwest of Quincy. 1112 Comment
  CHSC70262  Gentianopsis simplex B. Castro; R. Zebell 1989-7-7 362 Plumas Ca 3 air mi S of Bucks Lake, W of USFS Rd 23N18, ca 0.3 mi WSW jcn Rds 23N18, 23N15 and 23N19, on the S flank of Red Mtn. 1828 Comment
  CAS-BOT-BC459561  Geum macrophyllum Robert J. Weatherby 1950-7-7 1447 Plumas Gansner Creek, Quincy 1219 Comment
  UCD113304  Geum triflorum Michael A. Vincent 1999-6-8 8562 Plumas Along FS 28N03H about 0.25-0.5 mile south of FS Rt. 3. 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
  UC1123742  Gilia capitata subsp. capitata A. Lewis 1934-6-12 475 Plumas Mooreville Ridge 4 1/2 mi sw Lexington Hill; Bidwell Bar Quad., sw of Lexington Hill Comment
  CHSC94200  Gilia capitata subsp. mediomontana Lowell Ahart 2006-7-9 12936 Plumas Near a small seep, about 20 yards south of the paved basalt road, about 3 3/4 miles (air) northwest of Tamarack Flat, about 5 3/4 miles (air) northwest of Little Grass Valley Reservoir. 1661 Comment
  SEINET10496753  Gilia leptalea Mary Susan Taylor 1982-7-8 Taylor 4797 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
  SEINET10837208  Gilia leptalea subsp. leptalea Mary Susan Taylor 1981-8-28 Taylor 4248 Plumas California: T21N R13E se1/4 sec 5. Sierra City NE quad. Along Sulphur Creek, ca. 1/4 mi S of Hwy 89, ca. 3 mi SE of Clio. Plumas County. 4700 ft. 1432 Comment
  CAS-BOT-BC283876  Glyceria borealis John Thomas Howell; Gordon H. True 1968-6-10 44558 Plumas Quincy. Spanish Creek at Gansner Grove 1036 Comment
  CAS-BOT-BC282699  Glyceria elata Anna Head 1921-7-23 s.n. Plumas Lake Center Camp, Feather River Region Comment
  JEPS113810  Glyceria elata Lowell Ahart, John Dittes, Josephine Guardino 2007-8-10 14458 Plumas West of a small stream and meadow, 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
  UCD85118  Glyceria elata Flora C. Hayes 1932-7-25 s.n. Plumas Lake Center. Comment
  CAS-BOT-BC307377  Gnaphalium palustre John Thomas Howell 1960-7-18 35540 Plumas Drakesbad, Lassen Volcanic National Park 1828 Comment
  CDA19266  Gnaphalium palustre G. D. Barbe, T. C. Fuller 1982-6-17 3844 Plumas Plumas National Forest; East shore Frenchman Lake at the parking lot; Crystal Fishing Access. 1706 Comment
  SEINET10872048  Gnaphalium palustre Lowell Ahart, Peter Ahart 1985-9-26 Ahart 5180 Plumas Below the high water line of Little Grass Valley Reservoir, where the South Fork of the Feather River flows into the lake, about 4 1/4 miles north-east of La Porte. Comment
  SEINET10971221  Gnaphalium palustre Mary Susan Taylor 1981-8-5 Taylor 4162 Plumas 5600 ft. T28N R12E nw 1/4 nw 1/4 sec 32. Kettle Rock quad. At end of rd 28N05 where it's washed out by Pierce Creek, 2.1 mi N of 28N03, ca. 3 air mi W of Antelope Lake ca. 13 air mi NE of Taylorsville. Gra- nitic soils in Mixed Conferous Forest. 1707 Comment
  POM308820  Gnaphalium thermale Roxana S. Ferris, Laura Lorraine 1941-8-8 10412 Plumas Canyon of north fork of Feather River near Storrie. Comment
  JEPS125792  Grindelia squarrosa var. serrulata William Harnach 2000-8-23 992 Plumas Intersection of Dyson Lane and Highway 49. Comment
  SEINET10546929  Hackelia Mary Susan Taylor 1982-6-17 Taylor 4696 Plumas T23N R10E sw/se sec 13. Blue Nose Mt quad. Montane Meadow along Oliver Creek, at its jct with 23N39, ca. 3 air mi sw of Sloat. Elev 5300 ft. 1615 Comment
  CDA14725  Hackelia amethystina G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-24 3251 Plumas 2.5 miles southeast of Mt Hough summit, 0.4 mile northwest of China Grade Road (to Taylorsville). 1798 Comment
  RSA235924  Hackelia amethystina J. L. Gentry Jr., David Vierig 1968-6-20 2072 Plumas Mt. Hough, 7.9 miles northeast of Quincy on Mt. Hough-Crystal Lake Road 1707 Comment
  CDA36316  Hackelia cusickii J. R. Keck Jr., Horn 1991-6-18 PDR# 566841 Plumas Along U.S. Forest Service Road 24N02Y; northwest of Frenchman Lake and Chilcoot. 0 Comment
  RSA235881  Hackelia micrantha J. L. Gentry Jr., David Vierig 1968-6-21 2081 Plumas Mt. Hough, 10.5 miles northeast of Quincy on Mt. Hough-Crystal Lake Road. 2027 Comment
  JEPS55560  Hackelia nervosa Duncan Dunning 1922-7-16 Plumas 4 mi n of Gibsonville (near Onion Valley) Comment
  SD6432  Hastingsia alba Mrs. R. M. Austin, Daniel Cleveland Jul 1882 Plumas Big Meadows. Comment
  UC1586425  Hastingsia alba Vernon H. Oswald and Lowell Ahart 1991-6-18 4676 Plumas 1.7 mi ne of its junction with County Rd. 201 (Old Haun Road) ca 4 mi (air) nnw Greenville (Forest Road 28N38) 1463 Comment
  CAS-BOT-BC508340  Hastingsia alba Walter Knight; Irja Knight 1966-6-18 1292 Plumas Butterfly Valley, Sierra Nevada 1112 Comment
  CAS-BOT-BC508342  Hastingsia alba Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1657 Plumas Sweetwater Meadow, Buterfly Botanical Area and Vicinity 1127 Comment
  JEPS26737  Hastingsia alba P. C. Hutchison 1961-6-9 2123 Plumas 1.8 mi above Rich Bar ((as measured from junction of side road to Rich Bar), [Probably Kellogg Creek], along road [US Alternate 40], Feather River Canyon); Feather River Canyon 762 Comment
  UC170926  Hastingsia alba H. M. Hall 1912-6-30 9300 Plumas Snake Lake Valley Sierra Nevada Mountains, Snake Lake Valley 1219 Comment
  UCD138413  Hastingsia alba A. A. Heller; P. B. Kennedy 1907-7-11 8821 Plumas grade between Greenville and Prattville. Comment
  CAS-BOT-BC302327  Hazardia squarrosa var. squarrosa Lowell Ahart 1977-8-2 1537 Plumas Sutter Buttes Area. One mile west of Pilot Peak, which is about 15 miles north of La Porte 2000 Comment
Read comments Oct 30 2018
  CAS-BOT-BC307519  Hazardia whitneyi var. whitneyi H. F. Copeland 1920-8-24 220 Plumas Near the big summit divide between Butte, Tehama, Plumas Co. Comment
  CDA14044  Hazardia whitneyi var. whitneyi G. F. Hrusa, T. D. Wilfred 1996-8-1 13416 Plumas Sierra Nevada; Approx. 1/4 mi. S of intersection of USFS 24N42 & 24N66, approx. 1 mi. S of Brady's Camp, Plumas NF. Comment
  CHSC70783  Helenium bigelovii B. Castro; H. Durio, C. O'Connell 1995-7-12 582 Plumas Ca 4 air mi SW of Bucks Lake, ca 1 mi S of Buckhorn Creek, off the W side of USFS Rd 23N18. At headwaters of tributary to upper end of Axford Creek, in 20 ft x 50 ft meadow. 1600 Comment
  JEPS112823  Helenium bigelovii Dean W. Taylor 1974-10-1 5055 Plumas Comment
  CDA17231  Helianthella californica var. nevadensis G. F. Hrusa, P. Kerr, S. Winterton 2004-6-25 16334 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
  CAS-BOT-BC314801  Helianthella californica var. nevadensis John Thomas Howell; H. Keith Wagnon 1980-5-28 53697 Plumas Near Twain, East Branch North Fork Feather River, Sierra Nevada 914 Comment
  SEINET9349617  Helianthella californica var. nevadensis Unknown 1982-6-15 3699 Plumas Plumas National Forest Comment
  UC1561812  Hemizonella minima Barbara Ertter with Gary Schoolcraft 1987-6-17 7206 Plumas ca. 1.5 air mi n Chester 1371 Comment
  CAS-BOT-BC315021  Hemizonella minima Susan J. Bainbridge 1988-7-14 s.n. Plumas 0.7 miles south on Forest Service Road 24N08 from junction with County Road 111, Plumas National Forest Comment
  CDA24048  Herniaria hirsuta D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-2 6 .281 Plumas On route 70 W of Storrie on sunny south-facing cliff Comment
  CDA18684  Hesperis matronalis G. D. Barbe, T. C. Fuller 1982-6-15 3686 Plumas Sierra Nevada; Chevron Station at west end of Quincy, Hwy 70 and Lawrence Street. 1036 Comment
  CHSC689  Hesperochiron californicus V. Holt 1935-6-1 Plumas Chilcoot 1524 Comment
  SD6699  Hesperochiron californicus Mrs. R. M. Austin 1879-1 Plumas Big Meadows Comment
  HSC15822  Hesperolinon micranthum L. S. Rose 1967-7-11 67158 Plumas Mt. Hough Rd., 2 mi. NE of Quincy Jct. 1220 Comment
  CHSC113632  Heterocodon rariflorum Lowell Ahart 2014-8-31 19827 Plumas Gravel bars along Black Rock Creek, about 200 yards southwest of the foot bridge across Black Rock Creek, about 200 yards southwest of the Black Rock, Little Grass Valley Reservoir, about 4 1/2 miles (air) northwest of La Porte. 1536 Comment
  CHSC37013  Heterocodon rariflorum M. S. Taylor 1982-9-8 5114 Plumas Bellas Flat near Bellas Creek, Round Valley Reservoir, ca. 4 air mi s of Greenville. 1371 Comment
  SEINET3147639  Heterocodon rariflorum E. K. Balls 1950-9-15 15829 Plumas 6 mi NW of Chester, North Fork Feather River 1402 Comment
  CHSC96061  Heterotheca grandiflora L. P. Janeway 2006-10-1 8898 Plumas Northern High Siera Nevada. Along Hwy 70 0.6 road km southwest of form Injun Jim Campground, and above North Fork Feather River. 625 Comment
  CHSC34307  Heterotheca oregona var. compacta L. Ahart 1981-9-6 3067 Plumas Near Lights Creek, ca. 6 mi n of Taylorsville. 1300 Comment
  JEPS95125  Heterotheca oregona var. rudis Vernon Oswald and Lowell Ahart 1997-9-18 8871 Plumas 10.7 mi n of Butte-Plumas County line (Highway 70 between Tobin and Belden, on bank of the North Fork Feather River); North Fork Feather River, Highway 70 627 Comment
  CDA17230  Heterotheca villosa G. F. Hrusa, P. Kerr, S. Winterton 2004-6-25 16333 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
  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-BC312291  Heterotheca villosa var. minor L. P. Janeway 1993-8-26 4544 Plumas Northwest corner of Sierra Valley ca. 300 m. south of Middle Fork Feather River adn ca. 100 m. west of Bechwourth-Calpine Road ca. 0.6 mi west of Beckwourth and 4 mi. east of Portola 1487 Comment
  CAS-BOT-BC424167  Heuchera micrantha var. erubescens John Thomas Howell 1951-6-28 27666 Plumas Jamison Creek 1584 Comment
  CAS-BOT-BC425151  Heuchera rubescens Margaret Williams; Emily McPhersen 1974-8-5 74 -P-10 Plumas Above Silver Lake. Trail to Mt. Elwell, Lakes Basin. 2133 Comment
  JEPS36661  Hieracium albiflorum W. L. Jepson 1939-7-29 19275 Plumas Spring Hill Trail Meadow Valley 1219 Comment
Read comments Mar 30 2016
  JEPS28593  Hieracium greenei George W. Gillett 1957-7-13 775 Plumas growing on talus slope below Sifford Lakes (along direct route to the Devils Kitchen); Lassen Volcanic National Park 2057 Comment
  CHSC34939  Hieracium scouleri M. S. Taylor 1981-7-14 4016 Plumas Saddle at head of Bullfrog Ravine, off rd 26N18, ca. 3 air mi nw of Indian Falls. 1615 Comment
  CDA37255  Hippuris vulgaris B. Villegas 2008-7-23 s.n. Plumas Sierra Valley; near Marble Hot Springs Road. 0 Comment
  JEPS94287  Hirschfeldia incana Lowell Ahart 1997-9-11 7904 Plumas about 4 1/2 air mi ne of Belden (about 1/2 mi s of Mosquito Creek, on w side of the North Fork of the Feather River, on e edge of Caribou Road); North Fork Feather River, Caribou Road 792 Comment
  SEINET10516384  Holcus lanatus William E. Harmon 1969-8-18 Harmon 1554 Plumas 1.5 mi E of Quincy on Hwy 70-89; from roadside in open valley with adjacent pastureland. Comment
  CAS-BOT-BC152718  Holodiscus microphyllus var. microphyllus M. S. Taylor 1982-8-5 4923 Plumas Mt. Hough summit, ca. 7 mi nne of Quincy 2203 Comment
  CHSC52969  Hordeum brachyantherum subsp. brachyantherum L. P. Janeway 1989-6-30 3436 Plumas Plumas National Forest. Meadow along Crocker Cr ca 0.6 mi N of Crocker Meadow and Crocker Guard Station; near the Beckwourth-Genesee Rd (rd 111) 7.1 mi N of Beckwourth. 1722 Comment
  UCD85415  Hordeum brachyantherum subsp. brachyantherum Lewis S. Rose 1968-6-10 68084 Plumas Quincy. 1036 Comment
  CAS-BOT-BC285104  Hordeum marinum subsp. gussoneanum John Thomas Howell 1963-6-4 39408 Plumas Marble Hot Springs, Sierra Valley Comment
  CAS-BOT-BC157375  Horkelia fusca C. R. Quick 1950-6-18 50 -08 Plumas 1 mile W of Almanor Inn, on S shore of Lake Almanor Comment
  CHSC57451  Horkelia fusca subsp. parviflora L. P. Janeway; Melinda Carlson 1991-6-18 4045 Plumas Plumas National Forest. North side of Middle Fork Feather River, south side of Hwy 70, at Delleker, ca 0.3 mi weast of Portola. In pasture. 1472 Comment
  CHSC59810  Horkelia fusca subsp. parviflora L. P. Janeway 1992-8-30 4293 Plumas Plumas National Forest. McRae Meadow; upper end of East Nelson Creek. 1905 Comment
  CHSC97114  Horkelia fusca subsp. parviflora Lowell Ahart; Josephine Guardino 2007-7-20 14343 Plumas Strand of Lake Davis, about 100 yards west of Long Point, northeast side of Lake Davis. 1763 Comment
  CAS-BOT-BC538229  Horkelia tridentata var. flavescens W. W. Wagner 1919-5-18 252 Plumas Sockem Creek 1371 Comment
  UCD23358  Horkelia tridentata var. flavescens E. W. Jameson 1949-5-3 s.n. Plumas Expt. Station, Quincy. 1097 Comment
  CAS-BOT-BC536281  Horkelia tridentata var. tridentata Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1967-6-12 1969 Plumas Valley proper, Butterfly Botanical Area and Vicinity 1066 Comment
  CHSC57287  Hydrophyllum capitatum var. alpinum L. P. Janeway 1991-5-28 3971 Plumas Plumas National Forest. South side of Poco Creek ca 1 1/2 mi east of Red Clover Creek (south side of road 25N05). 1719 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
  UC1278090  Hydrophyllum capitatum var. alpinum B. Crampton 1954-5-10 1866 Plumas 0.25 mi e Portola (along State Highway 24) 1472 Comment
  CHSC21321  Hydrophyllum occidentale F. T. Griggs; A. Pass 1975-7-8 112 Plumas Buck's Lake Forest Service Survey. Comment
  JEPS95404  Hydrophyllum occidentale Lowell Ahart 1994-6-15 7337 Plumas 200 yds E of a logging road, near the int. of Lumpkin Ridge Road and the road to Tamarack Flat, 1 air mile W of Little Grass Valley Reservoir 1767 Comment
  CAS-BOT-BC400941  Hypericum anagalloides Mrs. E. C. Sutliffe 1919-8-1 s.n. Plumas Gold Lake Region Comment
  CAS-BOT-BC401208  Hypericum perforatum John Thomas Howell 1959-9-21 34721 Plumas Belden 701 Comment
  CAS-BOT-BC401437  Hypericum scouleri Anna Head 1921-7-17 s.n. Plumas Gray Eagle Meadows, Feather River Region Comment
  UC1123694  Ipomopsis aggregata C. W. Hanks 1934-8-31 67 Plumas hills ne Sierra Valley; Plumas National Forest, Sierraville Quadrangle 1676 Comment
  SEINET12326783  Ipomopsis aggregata L. Ahart, Ahart, P. 1983-1 4334 Plumas Near Onion Valley, W of Pilot Peak, near the Quincy-LaPorte Rd, NE of La Porte, Red Fir Forest 610 Comment
  CAS-BOT-BC135740  Iris hartwegii L. W. Lenz; E. K. Balls 1956-6-19 21839 Plumas 1.2 mi. E. along State Hwy. 89 after leaving Lake Almanor 1417 Comment
  CAS-BOT-BC135742  Iris hartwegii Christopher Davidson 1975-6-7 2737 Plumas 4.6 mi N of Greenville on Hwy 89. 1237 Comment
  SEINET7725443  Iris hartwegii Unknown Plumas Indian Valley Comment
  NY22141  Iris pinetorum A. Eastwood 1927-6-11 14454 Plumas Forest lodge near Greenville. Comment
  UCD138825  Iris tenuissima subsp. purdyiformis Barbara Bogert 1970-5-9 10 Plumas along State Highway 70, 1.3 miles northeast of Swamp Creek (ca. 4 miles southwest of Storrie). 853 Comment
  CAS-BOT-BC69933  Isoetes howellii Malcom A. Nobs; S. Galen Smith 1949-8-18 1386 Plumas Last Chance Marshes at n. end of Lake Almanor, just s. of Chester. Comment
  JEPS107682  Isoetes howellii Lowell Ahart, John Dittes 2005-9-19 12372 Plumas In Taylor Lake, on the east side of Taylor Lake, about 6 miles (air) southwest of Antelope Lake 2076 Comment
  RSA98571  Isopyrum stipitatum W. I. Follett, E. B. Follett 1952-5-30 s.n. Plumas Rich Gulch. 1174 Comment
  RSA739601  Iva axillaris subsp. robustior John Dittes, L. Ahart 2003-8-8 s.n. Plumas Northern High Sierra Nevada; northern Sierra Valley, ca. 5.7 air-miles SE of Portola, 3.4 air-miles S of Beckwourth, ca. 0.9 air-mile N of Dyson Lane; at E edge of Beckwourth-Calpine Road (A23). 1489 Comment
  CAS-BOT-BC137401  Ivesia aperta John Thomas Howell 1962-6-18 37796 Plumas Near Beckwourth Comment
  RSA790593  Ivesia aperta James R. Shevock, Barbara Ertter 1986-7-20 11736 Plumas Sierra Valley. Along the west side of County road A23, about 100 yards south of railroad tracks and near the town of Beckwourth. 1650 Comment
  UC1561778  Ivesia webberi C. Witham and Kareofelas 1990-5-24 146 Plumas 1 mi due e intersection of Hwy. 49 and Dyson Rd. (e side of Sierra Valley); Sierra Valley 1524 Comment
Read comments Apr 8 2006
  SEINET6336306  Juncus balticus M. Foster 1988-9-8 s.n. Plumas Adjacent to Cow Creek in U.S.F.S. range allotment, 1/4 miles W of Lake Davis, 9 mi NNW of Portola 1762 Comment
  UC1100935  Juncus balticus Malcolm A. Nobs and S. Galen Smith 1949-8-19 1460 Plumas se side Portola Comment
  SD46469  Juncus bufonius Robert J. Weatherby 1950-7-28 1489 Plumas Growing in sun in water by marshy roadside, north edge of Taylorsville. 1096 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
  CHSC53718  Juncus bufonius var. occidentalis L. P. Janeway 1989-7-7 3463 Plumas Plumas National Forest. Near Lava Spring, just off the NE side of Red Clover Valley. Along dry edge of small meadows below the spring. 1737 Comment
  JEPS114931  Juncus covillei Lowell Ahart 2008-7-9 15059 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 1645 Comment
  SEINET11787640  Juncus covillei Unknown 1985-1 5123 Plumas Little Grass Valley Res., where South Fork Feather River flows in lake, ca 4.25 mi NE of La Porte 1585 Comment
  JEPS115972  Juncus effusus var. exiguus Lowell Ahart, John Dittes 2009-7-28 16201 Plumas On damp bare soil, center of a logging road, near seeps, slope northwest of mine, west (above) Forest Service Road 27N28Y, 2.9 miles (air) northwest of Butt Valley Reservoir Dam 1581 Comment
  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
  RSA95515  Juncus ensifolius J. T. Howell 1951-8-20 28199 Plumas Indian Valley. 1067 Comment
  CHSC108107  Juncus exiguus Lowell Ahart 2011-9-17 17667 Plumas On the south side of an unnamed stream that flows east into Little Grass Valley Reservoir and opposite the Black Rock, about 20 yards southwest of the paved road, about 1/8 mile west of Little Grass Valley Reservoir. 1595 Comment
  HSC102777  Juncus howellii L. Ahart 2008-8-13 15162 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
  SD192837  Juncus howellii Lowell Ahart 2008-8-13 15188 Plumas On the north side of Kenzie Ravine, on the east side of the road, ca. 0.5 mile east of Little Grass Valley Reservoir, ca. 4.0 miles northeast of La Porte. 1598 Comment
  RSA286270  Juncus macrandrus Robert F. Thorne 1974-7-30 44991 Plumas Plumas National Forest, Butterfly Valley Botanical Area. 1174 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
  CDA13403  Juncus nevadensis G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13252 Plumas Sierra Nevada; Low valley below headwaters of Bull Run Creek off USFS 23N12E. Comment
  CHSC47568  Juncus nevadensis Lowell Ahart 1981-7-21 2964 Plumas On the Buzzards Roost Ridge, about 1/4 mile east of the Quincy La Porte Road, about 1 1/4 miles north of Pilot Peak. 1828 Comment
  CHSC92200  Juncus nevadensis Lowell Ahart; John Dittes 2005-9-19 12398 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
  UCD108054  Juncus nevadensis Tim Kuhn 2006-1 86 Plumas on Plumas NF forest service road 107407. Comment
  UC1026453  Juncus nevadensis John Thomas Howell 1951-6-28 27735 Plumas between Eureka Lake and Johnsville 1676 Comment
  CHSC97271  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
  CHSC99972  Juncus nevadensis var. nevadensis Lowell Ahart 2008-9-10 15387 Plumas A little north of the culvert, bottom of Onion Valley Creek, on the east side of Quincy la Porte Road, about 9 1/2 miles (air) northeast of La Porte. 1899 Comment
  CHSC92120  Juncus occidentalis Lowell Ahart; John Dittes 2005-9-20 12450 Plumas On the south side of Forest Road 27N34, about 1 mile northeast of Eisenheimer Peak, about 3/4 mile south of Wilcox Valley. 2004 Comment
  CHSC51244  Juncus orthophyllus Lowell Ahart 1979-7-18 1979 Plumas On the east sidef of Quincy La Porte Road, just before it crosses Onion Valley Creek, about 1 mile northwest of Pilot Peak, about 12 miles north of La Porte. 1828 Comment
  CHSC92197  Juncus orthophyllus Lowell Ahart; John Dittes 2005-9-19 12418 Plumas Along the west side of a good dirt road, about 1 1/4 miles southeast of Kettle Rock, about 1 1/4 miles southeast of Taylor Lake. 1998 Comment
  JEPS122102  Juncus oxymeris Lowell Ahart 2014-8-24 19759 Plumas Center of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. Comment
  CHSC21723  Juncus parryi F. T. Griggs; A. Pass 1975-7-23 251 Plumas Cape Lake. Comment
  CHSC52755  Juncus tenuis Linnea Hanson 1990-6-15 Plumas Plumas National Forest. Along Greenhorn Cr 1.5 mi E of Quincy along Hwy 70, on the north side of the road. 1057 Comment
  HSC100817  Juncus tenuis Lowell Ahart, John Dittes 2009-9-7 16390 Plumas Below the high water line of Lake Almanor, ~2,000 ft. NW of Lake Almanor Dam. 1591 Comment
  JEPS115980  Juncus tenuis Lowell Ahart, John Dittes 2009-9-7 16390 -D Plumas On damp bare soil, below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam 1591 Comment
  CAS-BOT-BC81076  Juniperus communis Rimo Bacigalupi 1929-7-10 1675 Plumas Gold Lake Region 2103 Comment
  SEINET3134322  Juniperus occidentalis E. K. Balls 1950-9-2 15661 Plumas Below turn to Nye Meadows on S slope of Mt Ingalls, N of Grizzly Val 2103 Comment
  CAS-BOT-BC246159  Keckiella lemmonii David D. Keck 1932-7-6 1712 Plumas 3 mi. N of Keddie 1036 Comment
  CAS-BOT-BC246168  Keckiella lemmonii John Thomas Howell 1959-9-24 34920 Plumas Indian Creek Canyon near Indian Falls, Sierra Nevada Comment
  CHSC21674  Keckiella lemmonii D. Brink; L. Mayer 1975-8-1 Plumas Buck's Lake Forest Service Survey. Comment
  CHSC28050  Keckiella lemmonii J. D. Jokerst 1978-6-21 143 Plumas 200 yds sw of intersection of Hwys 70 and 89, openings in Yellow Pine Forest. Comment
  NY790329  Keckiella lemmonii F. W. Pennell 1940-6-11 25808 Plumas Route 89. 7 miles south of Greenville 1188.7 Comment
  RSA60208  Keckiella lemmonii E. K. Balls 1950-9-5 15684 Plumas Thompson Creek, main trail off La Porte road, turn off highway 24, east of Quincy. 1524 Comment
  CHSC113640  Kelloggia galioides Lowell Ahart 2014-8-31 19818 Plumas About 200 yards southwest of the foot bridge across Black Rock Creek, about 200 yards southwest of the Black Rock, Little Grass Valley Reservoir, about 4 1/2 miles (air) northwest of La Porte. 1536 Comment
  CHSC97098  Kelloggia galioides Lowell Ahart; Josephine Guardino 2007-7-21 14372 Plumas Around pine trees, north of a large meadow, about 30 yards south of the Beckwourth Taylorsville Road, about 2 1/4 miles (air) northwest of the most northwest part of Lake Davis. 1813 Comment
  UC625521  Kelloggia galioides Frank W. Gould 1938-6-26 443 Plumas 5 mi n Blairsden 1371 Comment
  UCD121964  Kelloggia galioides F. H. Bolster 1912-8-31 s.n. Plumas Long Lake Valley. 1981 Comment
  CAS-BOT-BC340355  Kyhosia bolanderi Mary Strong Clemens 1920-8-16 s.n. Plumas Greenville 1097 Comment
  CAS-BOT-BC340348  Kyhosia bolanderi J. T. Vale 1988-10-4 s.n. Plumas Bucks Lk. Old Rd. Summit 1676 Comment
  CAS-BOT-BC340415  Lactuca biennis John Thomas Howell 1973-7-9 49705 Plumas Near Indian Falls, Indian Creek 914 Comment
  CAS-BOT-BC340597  Lactuca serriola Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1521 Plumas Butterfly Botanical Area and Vicinity. Area adjacent to Pond Reservoir 1097 Comment
  CAS-BOT-BC340603  Lactuca serriola E. K. Balls 1950-8-31 15518 Plumas Hwy. 24, 1 mile north of Spanish Creek, north of Quincy 1097 Comment
  CAS-BOT-BC341565  Lagophylla ramosissima M. S. Taylor 1982-6-28 4766 Plumas Ramelli Ranch, s of Hwy 70, w of Calpine Rd, ca. 1 mi w of Beckwourth 1487 Comment
  CAS-BOT-BC341578  Lagophylla ramosissima David D. Keck 1932-7-3 1618 Plumas North of Spanish Creek. Quincy, in the Northern Sierra Nevada 1065 Comment
  CDA13375  Lagophylla ramosissima subsp. ramosissima G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-15 13224 Plumas Sierra Nevada; Nr. inter. of Hwy. 70 & Sloat Rd. approx. 3 m. E of Spring Garden. Comment
  UC569539  Lathyrus brownii E. Sawyer 1935-6-1 56 Plumas 1 mi nw Kerby; Sierraville Quad. 1524 Comment
  CAS-BOT-BC205061  Lathyrus sulphureus Mary Strong Clemens 1920-6-17 s.n. Plumas Greenville Comment
  CDA17261  Lathyrus sulphureus G. F. Hrusa, S. Gaimari, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16288 Plumas Sierra Nevada; Butterfly Valley Botanical Area. Plumas National Forest. 1158 Comment
  CHSC55694  Lathyrus sulphureus Steven Triano 1988-4-17 55 Plumas Along n side of Hwy. 89, ca 3.3 mi n of its jct. with Hwy. 70. 1005 Comment
  UC53900  Layia glandulosa H. M. Hall and E. B. Babcock 1903-7-1 4453 Plumas Red Clover Valley Sierra Nevada Mountains, Red Clover Valley 1524 Comment
  RSA212177  Ledum glandulosum L. S. Rose 1969-6-24 69052 Plumas Butterfly Valley, 5 mi. west of Keddie Comment
  RSA52914  Lemna minor R. Weatherby 1950-7-21 1474 Plumas East Quincy 1037 Comment
  SD46723  Lemna minor Robert J. Weatherby 1950-7-21 1474 Plumas Locally common in shade of grasses, floating in ditch at edge of marsh, East Quincy. 1036 Comment
  CHSC40851  Lepidium campestre K. R. Stern 1985-6-25 8268 Plumas Meadow, vicinity of Blairsden. 1371 Comment
  CAS-BOT-BC88838  Lepidium campestre John Thomas Howell 1973-7-9 49702 Plumas Sierra Nevada. Near Indian Falls, Indian Creek. 914 Comment
  CAS-BOT-BC60096  Lepidium virginicum var. menziesii Alice Eastwood 1927-6-11 11450 Plumas United States Forest Reserve. Crescent Mills. Comment
  CHSC527  Lepidium virginicum var. pubescens V. Holt 1935-10-1 Plumas Walkermine. 1219 Comment
  OBI11404  Leptosiphon bolanderi Lewis S. Rose 1967-6-2 Plumas Butterfly Valley, 3 mi. W of Keddie 1219 Comment
  RSA164301  Leptosiphon ciliatus Clare B. Hardham 1961-6-17 7510 Plumas South of Susanville 1677 Comment
  UCD118767  Leptosiphon harknessii John Thomas Howell 1960-7-18 35556 Plumas Lassen Volcanic National Park, Drakesbad. 1676 Comment
  CAS-BOT-BC342087  Leucanthemum vulgare John Thomas Howell; Walter Knight; Irja Knight; Gordon True 1968-6-11 2356 Plumas Butterfly Botanical Area. Confluence of Spanish Creek & Butterfly Creek Comment
  CHSC2289  Leucocrinum montanum A. Stone 1937-5-16 Plumas East of Portola. 1463 Comment
  SEINET8480548  Leucocrinum montanum W. Harnach 1989-4-16 029 Plumas Sierra Valley, Roberti Ranch, 0.5 mile W of RR crossing on A-24 (Dyson Lane). 1489 Comment
  SEINET3991292  Leucocrinum montanum A. A. Heller 1942-5-8 16468 Plumas Very plentiful in meadows W. of Vinton 1524 Comment
  UC125622  Leucothoe davisiae R. M. A. Sept 1896 448 Plumas n of Tumey Comment
  CAS-BOT-BC444168  Lewisia nevadensis Rimo Bacigalupi 1927-7-12 1734 Plumas Along Little Grey Eagle Creek near Lakes Center Camp, Gold Lake Region 1889 Comment
  CAS-BOT-BC444175  Lewisia nevadensis Anna Head 1920-6-15 s.n. Plumas Feather River Region Comment
  CAS-BOT-BC444181  Lewisia nevadensis M. S. Taylor 1982-5-17 4460 Plumas Jct of rds 22N54 & 22N88, ca. 2 mi se of Portola, n slope of Beckwourth Peak. 1737 Comment
  CAS-BOT-BC444571  Lewisia triphylla Catherine Best 1984-6-19 1013 Plumas Lakes Basin Camp Ground Comment
  CHSC21599  Lewisia triphylla D. E. Brink Jr.; L. M. Mayer 1975-7-16 Plumas Found along a stream. Comment
  SEINET5336585  Lewisia triphylla M. J. Williams 1966-7-11 s.n. Plumas Near Luther Ridge road, above Johnsville. 2286 Comment
  CHSC62336  Ligusticum grayi B. Castro; R. Fallscheer, R, Zebell 1989-8-21 407 Plumas Ca 8 air mi S of Bucks Lake, ca 1 mi N of Hunter's Ravine. 1584 Comment
  CAS-BOT-BC509339  Lilium kelleyanum Mrs. E. C. Sutliffe 1920-9-1 s.n. Plumas Salmon Lake Comment
  POM161739  Lilium pardalinum Rimo C. Bacigalupi 1927-7-10 1692 Plumas About 0.25 mile below outlet of Long Lake along Gray Eagle Creek 1829 Comment
  RSA59404  Lilium parvum E. K. Balls 1950-9-8 15718 Plumas Lakes Center Public Campground. 2043 Comment
  SD6529  Lilium parvum Mrs. R. M. Austin 1880-1 Plumas Big Meadows. Comment
  CHSC65515  Limosella aquatica L. P. Janeway 1995-9-8 4921 Plumas Along the southwestern shore of Lake Davis at the end of Freeman fishing access road. 1760 Comment
  JEPS102829  Limosella aquatica Lowell Ahart 2001-8-29 9228 Plumas On the bottom of Little Last Chance Creek, on the strand of Frenchman Lake. 1700 Comment
  CAS-BOT-BC246071  Limosella aquatica M. S. Taylor 1982-9-7 5107 Plumas Ramelli Ranch, side of Feather River, ca. 2 mi. W of Beckwourth 1487 Comment
  RSA59583  Limosella aquatica E. K. Balls 1950-9-2 15665 Plumas Along Grizzly Creek, about Grasshopper Flat, below beaver dam. 1829 Comment
  SEINET8729337 Image available Linanthus filipes Helen K. Sharsmith 1955-1 4520 Plumas East Branch of North Fork of Feather River, near Virgilia. Comment
  JEPS58438  Linanthus harknessii W. L. Jepson 1939-8-12 19405 Plumas Ferris Creek, branch of Last Chance Creek Last Chance Creek 1767 Comment
  RSA122947  Linanthus pungens subsp. pulchriflorus G. T. Nordstrom 1934-7-9 193 Plumas 1.5 miles N of Grizzly Hill 1585 Comment
  CHSC99198  Linaria vulgaris John Dittes 2005-9-30 1296 Plumas Northern High Sierra Nevada Range; 8.3 air-miles S of diamond Mt., 4.6 air-miles WxNW of Antelope Lake Dam, 2.7 air-miles NE of Taylor Lake; ca. 0.5 air-mile east of intersection of FS Routes 27N090 and 27N56; Moist meadow just west of northern tributary drainage of Hungry Creek. 1944 Comment
  UC1101438  Lindernia dubia var. dubia Malcolm A. Nobs and S. Galen Smith 1949-8-18 1350 Plumas s end Lake Almanor Comment
  CHSC43340  Linnaea borealis var. longiflora Lowell Ahart 1975-7-2 839 Plumas About 7 miles north of the Sly Creek Dam. 914 Comment
  CAS-BOT-BC111971  Lipocarpha micrantha Clarence Roy Quick 1952-9-5 52 -296 Plumas Wet place NW of Almanor. Comment
  CHSC70796  Lithocarpus densiflorus var. echinoides B. Castro; L. Gehrung 1995-7-14 586 Plumas Ca 8 air mi SW of Bucks Lake, ca. 0.3 mi W of Kellogg Ravine, near W edge of USFS Rd 22N29. 1493 Comment
  CHSC91438  Lithocarpus densiflorus var. echinoides L. P. Janeway 2005-6-26 8443 Plumas Northern High Sierra Nevada. Steep east-facing slope above Road 24N04, 0.3 km south of crossing of North Valley Creek (between North Valley Meadows and Lynch Meadows). 1347 Comment
  CAS-BOT-BC110588  Lithophragma Clare B. Hardham 1978-4-19 21590 Plumas Beckworth Pass. Comment
  SD8412  Lithophragma bolanderi Mrs. R. M. Austin 1880-1 Plumas Big Meadows Comment
  SD8416  Lithophragma glabrum Mrs. R. M. Austin 1879-1 Plumas Bid Meadows Comment
  CHSC21592  Lithophragma tenellum L. M. Mayer; D. E. Brink Jr. 1975-7-24 Plumas In the sw portion of the section. Comment
  RSA101480  Lithophragma tenellum R. Weatherby 1955-6-26 1547 Plumas Mud Lake. Lakes Basin Area. 2195 Comment
  SEINET10870097  Lithospermum ruderale Mary Susan Taylor 1982-5-19 Taylor 4486 Plumas T23N R14E ne/nw sec 27. Portola quad. Sandy sagebrush scrub, Ramelli Ranch, ca. 1 mi w of Beckwourth. 4800 ft. 1463 Comment
  RSA636045  Lomatium donnellii Michael A. Vincent 1999-6-8 8555 Plumas Plumas National Forest, Milford Ranger District, along FS 26N17 just north of FS 26N40 Comment
  CHSC42313  Lomatium nevadense Oberholtzer 1986-3-26 Plumas Belden. 762 Comment
  CHSC40871  Lomatium nudicaule K. R. Stern 1985-6-25 8226 Plumas Vicinity of Blairsden. 1371 Comment
  SEINET10454505  Lomatium nudicaule Mary Susan Taylor, M. Foster 1981-6-3 Taylor 3856 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
  SEINET11121449  Lomatium piperi C. Tanner 1999-1 s.n. Plumas Portola, area bounded by alley on N, Quincy Street on S, Willow Street on E, Rock Street on W, on SE edge of this area. 1484 Comment
  UC1137630  Lomatium plummerae E. Sawyer 1935-5-21 9 Plumas 3 1/2 mi. s.-s.e. Beckwith Butte; Sierraville Quad. Comment
  UC1562663  Lomatium plummerae Barbara Ertter with Gary Schoolcraft 1989-7-3 8657 Plumas ca. 8 airmiles s. Susanville (ridge between Red Rock and Diamond Mt.) 2225 Comment
  UC102330  Lonicera interrupta Mrs. R. M. Austin July 1875 Plumas Comment
  RSA101488  Lonicera involucrata R. Weatherby 1955-6-26 1557 Plumas Near Lakes Ranger Station, Lakes Basin. 1982 Comment
  SD46666  Lonicera involucrata Robert J. Weatherby 1955-6-26 1557 Plumas Near Lakes Ranger Station, Lakes Basin. 1980 Comment
  CAS-BOT-BC243911  Lonicera involucrata var. involucrata Anna Head 1920-6-30 s.n. Plumas Lake Center Camp, Feather River Region 1920 Comment
  UC1586414  Lotus crassifolius Vernon H. Oswald and Lowell Ahart 1991-6-18 4679 Plumas ca 4 mi air n Greenville (Forest Rd 28N38, 3.4 mi ene of its junction with County Rd 201 (Old Haun Rd)) 1609 Comment
  SEINET3696850 Image available Lotus formosissimus Stan Gessel 1940-6-25 Plumas Butterfly Valley Comment
  JEPS112921  Lotus incanus Dean W. Taylor 2001-6-22 17809 Plumas Forest Road 21N68Y about 1 mile east of the Yuba County line (ca. 1 air mile South of Poverty Hill (townsite) 1402 Comment
  CDA14763  Lotus nevadensis G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-25 3337 Plumas Indian Creek Bridge 0.1 mile northwest of junction with road to Antelope Lake dam. 1584 Comment
  RSA104132  Lotus oblongifolius var. nevadensis T. C. Porter 1876-1 s.n. Plumas [No location data on label] Comment
  RSA186425  Lotus oblongifolius var. nevadensis D. D. Keck 1932-7-3 1710 Plumas Quincy Comment
  JEPS28476  Lotus oblongifolius var. oblongifolius George W. Gillett 1957-7-19 845 Plumas slopes across from Devils Kitchen (1.25 mi above hot springs area); Lassen Volcanic National Park 2057 Comment
  CHSC103130  Lotus purshianus var. purshianus Lowell Ahart; John Dittes, Josephine Guardino 2009-7-21 16113 Plumas West of a man made depression, about 20 yards east of Forest Service Road 27N26, about 1000 feet northwest of Powerhouse at the north end of Butt Valley Reservoir, about 3 miles (air) southwest of Lake Almanor. 1302 Comment
  RSA769812  Lotus purshianus var. purshianus L. Ahart 2008-9-10 15381 Plumas Sides of Onion Valley Creek, in 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 9.5 air miles northeast of La Porte. 1917 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
  RSA517181  Ludwigia palustris var. americana J. T. Howell 1961-9-23 36845 Plumas Indian Valley; Sierra Nevada 1082 Comment
  SEINET7066995 Image available Lupinus A. G. Vestal 1955-4-28 s.n. Plumas Warner Valley. Coordinate datum: NAD27. Comment
  UC725747  Lupinus A. A. Heller 1907-7-2 8685 Plumas between Vinton and Beckwith; between Vinton and Beckwith 1493 Comment
  UC82076  Lupinus Mrs. R. M. Austin July 1879 38 Plumas Comment
  RSA0076001  Lupinus adsurgens Daisie Huang 2006-8-11 06081106 Plumas Quincy-La Porte Rd. 1257 Comment
  UCR274624  Lupinus adsurgens Daisie Huang 2006-8-11 60811- 04 Plumas Rattlesnake Creek, north of Hwy 70 1284 Comment
  CHSC92283  Lupinus albicaulis John Dittes 2005-6-23 1182 Plumas Northern High Sierra Nevada Range; east edge of Indian Valley; ca. 2.7 air-miles east x northeast of Crescent Mills, ca. 2.5 air-miles north x northwest of Taylorsville, ca. 1.4 air-miles west of Keddie Point, near intersection of County Road 112 and County Road 206. 1072 Comment
  SEINET10865809  Lupinus albicaulis subsp. wolfianus Melvin L. Conrad, David B. Dunn; Patricia L. Kenney 1973-6-5 Conrad 7061 Plumas Yellow pine forest at w side of quincy on meadow valley road 1036 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
  CHSC52418  Lupinus angustiflorus L. P. Janeway 1990-7-12 3795 B Plumas Plumas National Forest. Along top of Eureka Ridge ca 0.5 mi south of the head of Bear Cr. 2103 Comment
  JEPS85921  Lupinus angustiflorus L. P. Janeway 1990-7-12 3795 B Plumas along top of Eureka Ridge ca 0.5 mi s of the head, Beckwourth Ranger District Bear Creek; Plumas National Forest, Johnsville Quad., Bear Creek 2103 Comment
  CHSC21662  Lupinus apertus Brink; Mayer 1975-7-11 Plumas Buck's Lake Forest Service Survey. Comment
  UC1482899  Lupinus arbustus LeDoux, Morris, Dunn 1973-6-5 1077 Plumas Collected on south side of Greenville. Comment
  UC972201  Lupinus arbustus Milo S. Baker 1952-5-24 12440 Plumas Hwy 89 in canyon above Pine Valley; in canyon above Pine Valley 944 Comment
  RSA39741  Lupinus arbustus subsp. calcaratus P. A. Munz 1947-5-17 11822 Plumas 5 miles north of Chilcoot. 1524 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-BC208793  Lupinus argenteus var. heteranthus M. S. Taylor 1982-8-19 5025 Plumas Along Fitch Canyon Rd, ca. 1 mi SW of its jct with Milford-Beckwourth Rd., ca. 4 mi. S of Milford 1828 Comment
  CAS-BOT-BC208794  Lupinus argenteus var. heteranthus M. S. Taylor 1982-6-10 4620 Plumas SW of 23N72, ca. 1 mi W of Table Rock, ca. 3 air mi NE of Beckwourth 1554 Comment
  CHSC36861  Lupinus argenteus var. heteranthus M. S. Taylor 1982-6-28 4754 Plumas Ramelli Ranch, s of Hwy 70, ca. 1 mi w of Beckwourth. 1487 Comment
  CHSC37694  Lupinus argenteus var. heteranthus M. S. Taylor 1982-6-10 4620 Plumas Aground grassy granite knoll, sw of 23N72, ca. 1 mi w of Table Rock, ca. 3 air mi ne of Beckwourth. 1554 Comment
  SEINET10452630  Lupinus breweri Mary Susan Taylor 1982-6-23 Taylor 4720 Plumas T23N R10E se/sw sec 11. Blue Nose Mt quad. Flat ridge running n off 23N43Y, at loop in rd, 1.5 mi w of its jct with Peoria Cr Rd (23N10), ca. 6 air mi sw of Sloat. 4600 ft. 1402 Comment
  SEINET10485026  Lupinus burkei Duane Isely, I. Isely 1971-7-13 Isely 11402 Plumas At sulphur creek, state #89, s blairsden, 15 mi. N intersection state #89 and 49, Plumas co., Calif. Along wet roadside ditch, agricultural area flowers bright violet. Comment
  RSA60030  Lupinus confertus E. K. Balls 1950-9-1 15580 Plumas Mohawk Ranger Station, off Hwy 24 and 98 to Reno. 1372 Comment
  CAS-BOT-BC215380  Lupinus dalesiae M. S. Taylor 1982-5-25 4528 Plumas W side of Peoria Creek Road (23N10), 2.1-2.2 miles W of its junction with Poplar Creek near Sloat 1341 Comment
  CAS-BOT-BC215382  Lupinus dalesiae M. S. Taylor 1982-6-7 4616 Plumas Along spur road off Burton Gulch road along Spanish Creek, ca. 2 air miles N of Meadow Valley 1219 Comment
  CAS-BOT-BC8483  Lupinus dalesiae Mary Strong Clemens 1920-6-3 s.n. Plumas greenville Comment
  CHSC36199  Lupinus dalesiae M. S. Taylor 1982-7-21 4887 Plumas American Valley, on ne side of hills s of Greenhorn Creek, ca. 1.5 mi ne of Quincy. 1066 Comment
  CHSC88821  Lupinus dalesiae F. Bowcutt 1985-6-5 Plumas Plumas National Forest. 1 mi. NW of Quincy, N side of Hwy. 70. 1066 Comment
  CHSC918  Lupinus dalesiae D. Crummett 1937-5-14 Plumas Quincy. 1097 Comment
  JEPS109831  Lupinus dalesiae Dean W. Taylor 2005-5-26 19326 Plumas Feather River Canyon, Forest Road 24N26 along the ridge dividing Yellow Creek from North Fork Feather River 1453 Comment
  JEPS114511  Lupinus dalesiae Lowell Ahart 2008-6-5 14810 Plumas Steep west bank of the South Fork of the Feather River, about 1/8 mile southwest of the Feather Fork Mine, about 1 1/3 miles northeast of Little Grass Valley Reservoir 1645 Comment
  RSA188452  Lupinus dalesiae L. S. Rose 1967-6-12 s.n. Plumas Quincy. 1067 Comment
  UC1075742  Lupinus dalesiae Robert J. Weatherby 1955-7-26 1660 Plumas near Meadow Valley (Spanish Peak); , near Meadow Valley 2164 Comment
  UC1502139  Lupinus dalesiae M. S. Taylor 1982-5-25 4530 Plumas w side of Peoria Creek Rd (23N10) 13.5 mi sw of its jct with Poplar Creek just s Sloat; Blue Nose Mt. Quad. 1463 Comment
  UC727011  Lupinus dalesiae A. A. Heller 1941-5-22 16142 Plumas outside Quincy (just n of Spanish Creek); just n of Spanish Creek Comment
  SEINET10452048  Lupinus dalesiae Mary Susan Taylor 1982-8-23 Taylor 5039 Plumas T25N R8E center of nw sec 23. Almanor SE quad. On both sides of dirt rd, just e of M.P. 273.02, s side on cliff above RR tracks, Grays Flat area, ca. 2 air mi e of Virgilia. Mixed Evergr F; 2900 ft. 884 Comment
  SEINET10452068  Lupinus dalesiae Mary Susan Taylor 1982-6-2 Taylor 4600 Plumas T23N R11E nw/se sec 17. Blue Nose Mt quad. On n side of White Cap Rd, 1.1 & 1.2 mi s of its jct with 23N10, sw of Sloat. 5000 ft. 1524 Comment
  SEINET8042175  Lupinus formosus A. A. Heller, P. B. Kennedy 1907-7-16 8862 Plumas Genessee valley near Genessee Comment
  CHSC87622  Lupinus grayi Lowell Ahart; John Dittes, Josephine Guardino 2004-5-24 10957 Plumas Along the margins of an old logging road, about 400 yards south of a good dirt forest road, about 1/8 mile north of the railroad, Greenhorn Creek, and Highway 70, about 3/4 mile west of Squirrel Creek, about 7 miles (air) southeast of Quincy. 1251 Comment
  SD147572  Lupinus grayi John Thomas Howell 1966-7-29 42010 Plumas Quincy 1035 Comment
  OBI2925  Lupinus grayi Lewis S. Rose 1968-6-11 68100 Plumas Butterly Crk 2 mi S of Keddie 1036 Comment
  SEINET10483999  Lupinus grayi Mary Susan Taylor 1982-6-2 Taylor 4603 Plumas W side of Poplar Creek Rd (23N08), jct s of bridge over Poplar Creek, 1 mi s of Sloat. 4200 ft. 1280 Comment
  SEINET10484002  Lupinus grayi Mary Susan Taylor 1982-5-27 Taylor 4552 Plumas 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. 1158 Comment
  SEINET10490334  Lupinus grayi J. C. Downey 1964-6-28 Downey 12 Plumas Crescent mill. Host lupine (b) hirsute. 1082 Comment
  SEINET10490340  Lupinus grayi Patricia L. Kenney 1973-6-5 Kenney 436 Plumas Collected along a stream along hwy 70, 6 mi. S from jct of hwy 89 & 70. 1067 Comment
  SEINET10490345  Lupinus grayi Mary Susan Taylor 1981-4-3 Taylor 3833 A Plumas T23n r12e ne 1/4 sec 17. Johnsville quad. N side of rd 23n11, ca 3 mi. S of Happy valley, near head of cogswell ravine, ca 2 air mi. E of cromberg ravine, Ca 2 air mi. E of cromberg on hwy 70. Yellow pine forest. 1768 Comment
  SEINET6655083  Lupinus grayi Lewis S. Rose 1968-6-11 68100 Plumas Butterfly Creek; 2 mi S of Keddie.; 0 1036 Comment
  SEINET8042222  Lupinus grayi A. A. Heller, P. B. Kennedy 1907-7-13 8832 Plumas Between Taylorville and Little Grizzly Creek Comment
  SEINET10452691  Lupinus latifolius subsp. longipes Mary Susan Taylor, G. Rotta 1982-6-14 Taylor 4667 Plumas T25N R11E sw sec 7. Greenville quad. N side of Genesee Valley Rd (112), ca. 2 mi w of Genesee. Dry forest. 3700 ft. 1128 Comment
  CHSC62457  Lupinus lepidus var. confertus L. P. Janeway 1993-8-10 4512 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
  JEPS65070  Lupinus lepidus var. confertus W. L. Jepson 1918-8-17 8035 Plumas Sierra Valley 1524 Comment
  UC727127  Lupinus lepidus var. confertus A. A. Heller 1938-6-14 15160 Plumas along the Feather River Highway near Gray's Flat; along the Feather River Highway near Gray's Flat 868 Comment
  UC83103  Lupinus lepidus var. confertus D. Cleveland 1882-7-21 135 Plumas Prattville; Prattville, Garden Enclosure Comment
  UC85078  Lupinus lepidus var. confertus Mrs. Austin 1882-7-25 Plumas Big Meadows Comment
  UC1129518  Lupinus lepidus var. sellulus E. Sawyer 1935-6-27 205 Plumas 1.4 mi se Crow; Sierraville Quadrangle Comment
  UC1482892  Lupinus lepidus var. sellulus LeDoux, Dunn and Conrad 1973-6-5 1082 Plumas jct. Hwy 70 and Twain Road 1066 Comment
  SEINET12163676  Lupinus lyallii W. Knight, Knight, I. 1983-1 4919 Plumas betw Chester and Drakesbad 1524 Comment
  CHSC41191  Lupinus obtusilobus J. D. Jokerst 1984-5-14 2010 Plumas SE of Genesee Valley, S of Ward Creek. 1463 Comment
  CHSC93174  Lupinus onustus L. P. Janeway 1994-5-24 4649 Plumas Northern High Sierra Nevada. Owl Creek, 1.5 mi west of Seneca. 1371 Comment
  JEPS106018  Lupinus onustus Lowell Ahart, John Dittes, Josephine Guardino 2004-5-24 10952 Plumas On the east 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 1230 Comment
  NY15966  Lupinus onustus M. E. P. Ames s.n. Plumas Comment
  UC972200  Lupinus onustus Milo S. Baker 1952-5-24 12439 Plumas above Pine Valley (Highway 89); Highway 89 944 Comment
  UC726574  Lupinus polyphyllus var. burkei A. A. Heller 1938-7-2 15235 Plumas along the highway near the river bridge just outside Quincy 1097 Comment
  SEINET10488892  Lupinus sellulus John Thomas Howell 1955-7-19 Howell 30811 Plumas Vinton, California. 1509 Comment
  RSA414243  Lupinus sellulus subsp. sellulus Anstruther Davidson 1928-7-1 s.n. Plumas Feather River. 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
  RSA32775  Lupinus stiversii A. A. Heller 1938-5-30 15131 Plumas Along the Feather River near Bucks Creek powerhouse. 610 Comment
  CHSC116186  Luzula cascadensis Lowell Ahart 2015-7-4 20280 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
  CHSC47581  Luzula cascadensis Lowell Ahart 1975-7-2 838 Plumas Along the edge of Lost Creek, about 6 miles north of the Sly Creek Dam. 914 Comment
  POM110701  Luzula comosa Marcus E. Jones 1897-7-5 s.n. Plumas Prattville. 1372 Comment
  CHSC108723  Luzula comosa var. comosa B. Castro; L. P. Janeway 2003-9-6 1450 A Plumas High Cascade Range. Along un-named lake split by the Caribou Wilderness Area boundary, ca 1.5 mi west of Hay Meadow. At NW corner of lake, a short way into forest ca 10-15 ft up from lake shore. 2058 Comment
  CHSC108474  Luzula comosa var. laxa Lowell Ahart 2011-9-17 17668 Plumas On the south side of an unnamed stream that flows east into Little grass Valley Reservoir and opposite the Black Roack, about 20 yards southwest of the paved road, about 1/8 mile west of Little Grass Valley Reservoir. 1595 Comment
  JEPS103523  Luzula comosa var. laxa Lowell Ahart 2002-6-26 9783 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
  RSA500422  Lycopus uniflorus Vernon H. Oswald 1989-8-3 3917 Plumas Willow lake located SE of Drakesbad, just s of the boundary of Lassen Volcanic Nat l Park. 1677 Comment
  CHSC50419  Lysimachia thyrsiflora Vernon Oswald 1990-6-24 4317 Plumas Willow Lake located southeast of Drakesbad, just south of the boundary of Lassen Volcanic National Park. Uncommon in wet meadow just below the beaver dam at the outlet of the lake. 1676 Comment
  CHSC95002  Lythrum hyssopifolia Lowell Ahart 2006-10-23 13498 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 of Strawberry Valley. 1281 Comment
  JEPS122310  Lythrum portula Lowell Ahart 2014-8-31 19814 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
  CDA14690  Madia bolanderi G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-23 3165 Plumas Long Valley, 0.4 mile south of Dixie Canyon-Round Valley and Canyon Dam roads, at Maxwell Mine Road. 1633 Comment
  CHSC48176  Madia citrigracilis Vernon Oswald 1988-7-19 3592 Plumas Willow Lake located se of Drakesbad just s of the boundary of Lassen Volcanic National Park. On the n side of the lake. 1676 Comment
  CAS-BOT-BC343785  Madia elegans David D. Keck 1932-7-3 1620 Plumas North of Spanish Creek. Quincy, in the Northern Sierra Nevada 1065 Comment
  UC1035985  Madia elegans Helen K. Sharsmith 1955-6-28 4519 Plumas near Indian Valley; N Fork of Feather River Comment
  RSA584783  Madia elegans subsp. elegans J. T. Howell 1961-9-25 36966 Plumas Sierra Nevada: Vinton 1507 Comment
  CHSC75460  Madia exigua G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-23 3095 Plumas Northeast of county hospital, 1.8 miles north of Lawrence Street on Highway 70/89, Quincy. 1066 Comment
  JEPS106303  Madia exigua Lowell Ahart, John Dittes, Josephine Guardino 2004-6-6 11012 Plumas Road edge, on the north side of the logging road, about 3 3/4 miles (air) south of Lower Taylor Rock, about 7 1/2 miles (air) northeast of Quincy 1357 Comment
  CAS-BOT-BC342859  Madia glomerata M. S. Taylor 1981-8-31 4253 Plumas S side of Hwy 89, ca. 0.5 mi s of Clio 1341 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
  CHSC65375  Madia glomerata Lowell Ahart 1995-9-13 7623 Plumas On the north side of Onion Valley, east of Quincy La Porte Road, about 1 mile north-west of Pilot Peak. 1828 Comment
  JEPS127585  Madia glomerata L. P. Janeway 2015-7-29 11807 Plumas Northern High Sierra Nevada. Plumas National Forest; Sawpit Flat, along the road to Cleghorn Bar 2.5 road-km northwest of La Porte-Quince Road; between Bird Creek, Onion Valley Creek, and Finger Board. Onion Valley 7.5' Quad. Comment
  SJSU13905  Madia glomerata N. A. Hopkins 1985-8-30 1327 Plumas Marble Hot Springs Rd near Marble Hot Springs, Sierra Valley 1524 Comment
  UCD134269  Madia glomerata John Thomas Howell 1960-7-18 35601 Plumas Lassen Volcanic National Park. Drakesbad. 1676 Comment
  CAS-BOT-BC343286  Madia gracilis John Thomas Howell; Gordon H. True 1967-7-11 43317 Plumas About 3 miles southeast of Mt. Hough 1706 Comment
  RSA716593  Madia gracilis L. Ahart, John Dittes 2005-9-19 12409 Plumas Along the east side of a good dirt road, about 1 1/4 miles southeast of Kettle Rock, about 1 1/4 miles southeast of Taylor Lake 1987 Comment
  SBBG32348  Madia gracilis L. S. Rose 1967-7-12 Plumas Quincy 1036 Comment
  SEINET11601430 Image available Madia gracilis W. Harnach, N. Harnach 1990-1 399 Plumas Sierra Valley. N of Beckwourth, Genessee Road. 1585 Comment
  CAS-BOT-BC343247  Madia gracilis M. S. Taylor 1981-9-14 4276 Plumas Headwaters of Rush Creek, near its jct with Cow Creek, ca. 5 mi ese of Greenville 1584 Comment
  CAS-BOT-BC343253  Madia gracilis Joseph Andorfer Ewan 1934-7-19 8241 Plumas Dentens (Blairsden) 1615 Comment
  CAS-BOT-BC343254  Madia gracilis Joseph Andorfer Ewan 1934-7-19 8241 Plumas Dentens (Blairsden), Mohawk Valley 1615 Comment
  SEINET11601444 Image available Madia gracilis J. T. Howell, T. C. Fuller, G. D. Barbe 1981-6-24 54252 Plumas About 2.5 miles southeast of Mt. Hough on the road to Quincy 1798 Comment
  RSA603951  Madia gracilis subsp. gracilis Joseph A. Ewan 1934-7-19 8241 Plumas Dentens (Blairsden) 1616 Comment
  CHSC2412  Maianthemum racemosum R. Carter 1965-6-21 250 Plumas Found on E side of Oroville-quincy Rd. 3.05 mi. N of Buckeye Water Hole, ca. 20' from road. 1219 Comment
  RSA508636  Maianthemum racemosum subsp. amplexicaule Mrs. R. M. Austin 1880-1 s.n. Plumas [no locality information provided] Comment
  CHSC83673  Malacothrix floccifera L. P. Janeway 2001-6-28 7240 Plumas High Cascade Range. East-facing slope of ridge overlooking North Fork Feather River and Caribou Road, about 2.6 km north of confluence of East Branch North Fork Feather River; along Road 26N26 3.4 km from Caribou Road. 1067 Comment
  JEPS29184  Malacothrix floccifera Lauramay T. Dempster 1961-6-15 1457 Plumas s of Graeagle; Graeagle Estates 1524 Comment
  SEINET10475282  Malacothrix floccifera Mary Susan Taylor 1982-6-14 Taylor 4674 Plumas T25N R9E nw sec 4. Greenville SW quad. On ridge w of and above Indian Falls in 1981 burn area. 4300 ft. 1310 Comment
  UC1552749  Malacothrix floccifera Frederica Bowcutt 1985-6-6 542 Plumas about 15 air mi ne Quincy (0.2 mi se of Drum Bridge, immed. n of Red Clover Creek and Beckwourth-Genesee Road); Plumas National Forest Comment
  CAS-BOT-BC105205  Marsilea oligospora John Thomas Howell 1961-9-25 36949 Plumas Feather River bed, Portola 1478 Comment
  JEPS101227  Marsilea vestita subsp. vestita Dean W. Taylor 2000-8-12 17578 Plumas far eastern shore near Pioneer Cabin Antelope Lake; ; Antelope Lake, far eastern shore near Pioneer Cabin 1524 Comment
  SEINET10836202  Melica aristata Mary Susan Taylor 1982-7-7 Taylor 4784 Plumas T23N R11E nw/sw sec 26. Johnsville quad. N side of 23N36, just e of its jct with 23N35, s slope of Big Hill, ca. 3 air mi s of Sloat. Mixed Ever- green Forest. 5300 ft. 1615 Comment
  SEINET249828 Image available Melica californica Stanley Gessel 1940-7-10 unknown Plumas 0.75 mi. east Smith Store, Meadow Valley. 1158 Comment
  CAS-BOT-BC282095  Melica fugax Lowell Ahart 1977-6-20 s.n. Plumas About 6 miles N of La Porte 2000 Comment
  UC1137053  Melica fugax August L. Hormay Plumas Long Canyon Plumas National Forest (near plots) Comment
  UCD87281  Melica fugax August L. Hormay 1932-6-9 s.n. Plumas north of Crocker Ranger Station, Plumas National Forest, Squaw Queen Valley. Comment
  CAS-BOT-BC281267  Melica geyeri Javier Penalosa 1962-6-19 2491 Plumas Highway 40-89, +- 6.2 miles SE of Quincy 1097 Comment
  CHSC41165  Melica harfordii L. P. Janeway; Gary Benson, Leigh Wingett 1985-7-24 Plumas Plumas N.F. ECOS plot 11-142. Slope above Mosquito Cr near Soda Spr. 1264 Comment
  CDA32527  Melica subulata G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-23 3131 Plumas 3.25 miles west of Round Valley Reservoir Dam on Dixie Canyon-Round Valley Road, 1/4 mile east of junction with road to Canyon Dam (Lake Almanor) 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
  RSA59923  Mentha canadensis E. K. Balls 1950-9-15 15839 Plumas North Fork Feather River, 6 miles northwest of Chester 1402 Comment
  CHSC41465  Mentzelia dispersa Lowell Ahart 1986-7-25 5369 Plumas Along Cleghorn Bar Road, about 4 miles north-west of Pilot Peak. 1828 Comment
  CDA18484  Mentzelia dispersa G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-24 3233 Plumas Sierra Nevada; 0.2 mile south of junction, Mt. Hough-Crystal Lake Road and China Grade (road to Taylorsville). 1737 Comment
  RSA0015435  Menyanthes Marcus E. Jones 1897-7-3 s.n. Plumas Prattville. 1372 Comment
  CHSC97384  Menyanthes trifoliata Jenny Marr; Craig Carter 2006-5-29 235 Plumas Cascade Range High. Plants collected at the southern boundary of Lassen Park adjacent Willow Lake. 1676 Comment
  UC79018  Mertensia ciliata Mrs. R. M. Austin 1877-1 Plumas Indian Valley Comment
  CHSC2453  Micranthes odontoloma R. Carter 1965-7-11 284 Plumas Green Island L., on E shore of lake where stream empties into lake, in meadow beside stream. 1828 Comment
  CAS-BOT-BC349349  Microseris nutans Clare B. Hardham 1961-6-16 7471 Plumas Sierra Nevada Mountains. Diamond Peak 2133 Comment
  CAS-BOT-BC349352  Microseris nutans Rimo Bacigalupi 1927-7-11 1617 Plumas Near Grassy Lake Meadows, Gold Lake Region 1889 Comment
  CAS-BOT-BC349350  Microseris nutans Clare B. Hardham 1961-6-16 7494 Plumas Sierra Nevada Mountains. Engelmine-Diamond Peak Road 1828 Comment
  SEINET10902909  Microsteris gracilis subsp. humilis Mary Susan Taylor, M. Foster 1981-6-8 Taylor 3876 Plumas T24N R13E ne sec 8, Grizzly Valley quad. N side of 24N08, just N of jct with 25N93, half way between Bagley Pass and Red Clover Valley, ca. 1.5 mi N of W end of Lake Davis; elevation 5600 ft.; open rocky barrens. 1707 Comment
  CAS-BOT-BC150225  Mimulus Clare B. Hardham 1961-6-15 7401 Plumas Graeagle Comment
  JEPS28611  Mimulus breweri George W. Gillett 1957-7-17 791 Plumas gully running into stream flowing from Little Willow Lake into Willow Lake; Lassen Volcanic National Park 1767 Comment
  SEINET10570209  Mimulus breweri Lowell Ahart 1985-7-11 Ahart 5136 Plumas Below the high water line of Little Grass Valley Reservoir, where the South Fork of the Feather River flows into the lake, about 4 1/4 miles north-east of La Porte. Comment
  SEINET10570313  Mimulus cardinalis Mary Susan Taylor 1981-8-19 Taylor 4215 Plumas T23N R11E se 1/4 se 1/4 sec 17. Blue Nose Mt. quad. Jct Bell Creek and road 23N10, ca. 1.5 mi W of Sloat. Comment
  JEPS113599  Mimulus guttatus Lowell Ahart, Josephine Guardino 2007-7-21 14388 Plumas Bottom and sides of a small stream, about 30 yards south of the Beckwourth Taylorsville Road, south of the intersection with Forest Road 25N41Y, about 2 1/4 miles (air) northwest of the most northwest part of Lake Davis 1799 Comment
  RSA8051  Mimulus guttatus H. A. Barker 1927-7-3 764 Plumas Blairsden. 1372 Comment
  OBI30573  Mimulus guttatus Bernie Smith 1966-7-5 174 Plumas Middle fork of South Branch of Feather River. Near spring draining into river Comment
  JEPS94292  Mimulus moniliformis Lowell Ahart 1997-9-11 7895 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 side of Caribou Road); North Fork of the Feather River, Caribou Road 792 Comment
  CHSC20820  Mimulus moschatus K. R. Stern 1975-7-24 5833 Plumas SW shore of Lake Almanor. 1371 Comment
  CHSC21709  Mimulus moschatus F. T. Griggs; A. Pass 1975-7-8 98 Plumas Buck's Lake Floristic Survey. Comment
  CHSC21712  Mimulus moschatus F. T. Griggs; A. Pass 1975-7-2 35 Plumas East of Road. Comment
  CHSC54418  Mimulus moschatus Vernon H. Oswald 1991-6-17 4669 Plumas Lassen Volcanic National Park. Drakesbad, along Hot Springs Creek west of the resort. 1752 Comment
  UCSB45771  Mimulus moschatus Reisentz, Paul 1979-5-12 Plumas 12 miles south on Highway 70 from the junction of Highway 70 and Highway 89; 8 miles north of North Fork Camp Road Comment
  POM43678  Mimulus moschatus var. moniliformis Marcus E. Jones 1897-7-6 s.n. Plumas Prattville. 5 miles west. 1372 Comment
  RSA232724  Mimulus primuloides Larry E. DeBuhr, Gary D. Wallace 1972-5-21 591 Plumas Plumas National Forest, at pond reservoir in Butterfly Valley about 1 mile southwest of Keddie. 1037 Comment
  RSA60018  Mimulus primuloides var. pilosellus E. K. Balls 1950-9-1 15595 Plumas East of Long Lake, by smaller lake flowing into it. Southern Plumas Co. 2104 Comment
  JEPS28643  Mimulus pulsiferae George W. Gillett 1957-7-19 840 Plumas slopes across from Devils Kitchen (on trail to Sifford Lakes); Lassen Volcanic National Park 1981 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
  SEINET10483080  Mitella breweri Mary Susan Taylor 1982-6-17 Taylor 4698 Plumas T23N R10E sw/se sec 13. Blue Nose Mt quad. Montane Meadow along Oliver Creek, at its jct with 23N39, ca. 3 air mi sw of Sloat. Elev 5300 ft. 1615 Comment
  CHSC82105  Monardella follettii L. P. Janeway 2001-8-5 7422 Plumas High Cascade Range. Near top of ridge between Yellow Creek and North Fork Feather River (and Caribou Road). 1463 Comment
  UCD125275  Monardella odoratissima Collector unknown Date unknown s.n. Plumas Quincy. Comment
  CAS-BOT-BC317315  Monardella odoratissima W. Harnach; N. Harnach 1989-7-16 224 Plumas Sierra Valley. Barry Hill (McElroy on map). 1584 Comment
  RSA0039545  Monardella odoratissima subsp. pallida Lowell A. Ahart 2008-8-13 15175 Plumas On the west side of La Porte Road, west of East Branch Creek, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about 1 mile northeast of La Porte. 1613 Comment
  SD149145  Monardella odoratissima subsp. pallida John Thomas Howell 1975-7-22 51370 Plumas 2.0 miles northwest of Spring Garden. 1173 Comment
  UCD125237  Monardella odoratissima subsp. pallida J. M. Tucker 1948-7-24 1723 Plumas near road from Cascade to Camel Peak. 1615 Comment
  CAS-BOT-BC318567  Monardella odoratissima subsp. pallida Mrs. A. L. Coombs 1906-6-1 s.n. Plumas Prattville Comment
  JEPS51858  Monardella odoratissima subsp. pallida Duncan Dunning 1921-8-11 Plumas top of mountain above Little Grizzly Valley (on Sterling to Almanor road) Comment
  CDA13369  Monardella sheltonii G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-15 13218 Plumas Sierra Nevada; Inter. of Hwy. 70 & Sloat Rd. approx. 3 m. E of Spring Garden. Comment
  CHSC61747  Monardella sheltonii L. P. Janeway 1993-7-15 4456 Plumas Plumas National Forest. Ridge between Bean Creek and Spanish Creek; along Rd 25N17 5.6 mi northwest of Spanish Ranch Road (in Meadow Valley), and 0.8 mi south of the crest to East Branch North Fork Feather River drainage. 1524 Comment
  UCSC008320  Monardella sheltonii Brett Smith 2012-7-31 BAS 015 Plumas At intersection of Buck's Lake Rd and FS Road 24N29. 100m S of Spanish Creek. 1102 Comment
  SEINET10582350  Monardella sheltonii A. Graff 1993-7-22 Graff 319 Plumas Plumas National Forest, Serpentine Canyon. Hwy. 70 west, .8 miles past Rich Gulch Rd. (USNFS Rd. 26N22), on right roadside. T25N,R8E,S18. Past flowering. 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
  SEINET10582355  Monardella sheltonii A. Graff 1993-7-21 Graff 284 Plumas Plumas National Forest. On Hwy. 70, .35 miles northwest of 2nd "Cromberg" sign, on northeast side of the road. T23N,R11E,S13. With Pinus ponderosa, Calocedrus decurrens, Quercus kelloggii, grasses. Comment
  SEINET10895144  Monardella sheltonii A. Graff 1993-7-21 Graff 294 Plumas Plumas National Forest. On Hwy. 70 west, just past Greenhorn Creek, on the right road bank. T24N,R10E,S25. With grasses. Comment
  SJSU14192  Monardella sheltonii N. A. Hopkins 1989-8-7 1575 Plumas by road between Beckwourth & Genesee Valley 1676 Comment
  CHSC67990  Monardella stebbinsii James D. Jokerst 1989-7-3 3120 Plumas Caribou Rd. 3.8 mi N of Hwy. 70, W of road. Comment
  SEINET10572655  Montia chamissoi Mary Susan Taylor 1982-6-10 Taylor 4629 Plumas T23N R15E sw sec 6. Reconnaissance Peak quad. In wet Montane Meadow, se corner of jct of 24N32 & 24N02 at Dotta Saddle, ca. 3.5 mi nne of Beckwourth. 6000 ft. 1829 Comment
  JEPS103571  Montia fontana Lowell Ahart 2002-6-26 9795 Plumas Growing along and in a small stream, ca 150 yards N of the gravel road, ca 1/4 mile (air) W of Lumpkin Ridge Road, ca 1 mile (air) SE of Tamarack Flat, ca 2 miles (air) NW of Little Grass Valley Reservoir dam, ca 5 miles (air) NW of La Porte. 1718 Comment
  SEINET3840866  Montia linearis G. Douglas Barbe, Thomas C. Fuller 1982-6-17 3847 Plumas East shore of Frenchman Lake, Crystal Fishing Access, marshy arm of the lake at the parking lot, USGS Quadrangle: Frenchman Lake 7.5 1700 Comment
  CAS-BOT-BC445098  Montia linearis Walter Knight; Irja Knight 1967-5-22 1824 Plumas Butterfly Botanical Area and Vicinity Comment
  UC1024706  Muhlenbergia andina L. Whitney 1934-8-19 2138 Plumas nw end of valley Plumas N. F., Grizzly Valley 1828 Comment
  CAS-BOT-BC267016  Muhlenbergia filiformis Roxana S. Ferris; Laura Lorraine 1941-8-9 10441 Plumas About 2.5 miles from Lake Almanor Public Camp, State Highway 89 on road to Chester Comment
  POM114423  Muhlenbergia filiformis Marcus E. Jones 1897-7-6 s.n. Plumas Prattville. 5 miles west. 1372 Comment
  UC1024666  Muhlenbergia filiformis Leo Whitney 1934-8-23 2183 Plumas ca 15 mi n Beckwith; Plumas National Forest, Willow Creek 1950 Comment
  UC1101597  Muhlenbergia filiformis Malcolm A. Nobs and S. Galen Smith 1949-8-18 1367 Plumas just s Chester (n end of lake); Lake Almanor, Last Chance Marshes Comment
  UC424187  Muhlenbergia filiformis E. D. Merrill 1929-7-13 Plumas Silver Lake 1828 Comment
  UCD86681  Muhlenbergia filiformis Malcolm A. Nobs; S. Galen Smith 1949-8-18 1367 Plumas Last Chance Marshes at north end of Lake Almanor, just south of Chester. Comment
  CAS-BOT-BC275037  Muhlenbergia richardsonis Lewis S. Rose 1955-7-20 55161 Plumas Mohawk 1371 Comment
  SEINET4689961  Muhlenbergia richardsonis W. Harnach, N. Harnach 1991-6-21 558 Plumas Next to R/R bridge east of Co. Rd. A-23, 1/4 mile S of Beckwourth 1487 Comment
  UCSB16058  Myosotis laxa Breedlove, Dennis 1962-6-13 Plumas Along State Highway 89; 2 miles south of Graeagle; Sierra Nevada 1402 Comment
  POM312567  Myosotis scorpioides Malcolm A. Nobs, S. Galen Smith 1949-8-20 1453 Plumas Along Highway #24, 1 mile south of Spring Garden. Comment
  POM312423  Myosurus aristatus H. L. Mason 1953-6-16 14554 Plumas 2 miles E of Beckwourth Comment
  JEPS102860  Myriophyllum sibiricum Lowell Ahart 2001-10-8 9334 Plumas On the west side of Indian Creek, about 400 yards south of Arlington Road, about 200 yards east of Highway 89, about 1 1/2 miles south of Crescent Mills. 1066 Comment
  HSC77874  Myriophyllum sibiricum Dale K. Hoffman 1977-11-12 Plumas Manzanita Lake, Lassen Nat'l Park Comment
  JEPS102942  Nama lobbii L. P. Janeway 2001-7-3 7266 Plumas Northern High Sierra Nevada. Top of south-facing slope overlooking Middle Fork Feather River; head of Sherman Creek 1707 Comment
  JEPS103351  Nama lobbii Lowell Ahart 2002-6-26 9770 Plumas On the E side of the poor road, ca 1 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. 1760 Comment
  CHSC37003  Narthecium californicum M. S. Taylor 1982-9-2 5087 Plumas Butterfly Botanical Area, just s of Switchback, ca. 1 air mi w of Keddie. 1188 Comment
  SJSU4628  Narthecium californicum C. W. Sharsmith 1969-6-19 7596 Plumas Butterfly Valley c. 3 mi SW of Keddie 1066 Comment
  UCD63697  Narthecium californicum Daniel Sanchez-Mata; Tomas Santamaria 2006-7-8 s.n. Plumas Quincy. Plumas National Forest. Blackhawk Road. Butterfly Valley Botanical Area. Sweetwater Marsh. 1160 Comment
  CAS-BOT-BC515771  Narthecium californicum Walter Knight; Irja Knight 1965-6-18 1290 Plumas Butterfly Valley 1143 Comment
  RSA52916  Narthecium californicum R. Weatherby 1950-7-21 1476 Plumas Butterfly Valley, near Quincy 1220 Comment
  CHSC82560  Navarretia capillaris Lowell Ahart 2002-7-18 9867 Plumas In a meadow, on the south side of a small upper branch of Fall River, about 100 yards north of Lumpkin Ridge Road, about 1 mile (air) southeast of Tamarack Flat, about 1/4 mile southwest of the intersection of Lumpkin Ridge Road and road to Tamarack Flat, about 1 1/2 miles (air) northwest of Little Grass Valley Reservoir dam, about 4 1/2 miles (air) northwest of La Porte. 1701 Comment
  RSA60242  Navarretia capillaris E. K. Balls 1950-9-2 15634 Plumas Nye Meadows, west slope of Mt. Ingalls, north of Grizzly Valley. 2256 Comment
  CHSC116106  Navarretia divaricata subsp. divaricata Lowell Ahart 2015-7-4 20288 Plumas On the east 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
  CHSC94189  Navarretia divaricata subsp. divaricata Lowell Ahart 2006-7-3 12905 Plumas On Lumpkin Ridge, about 4 miles (air) northeast of Camp 18, near the west edge of a dry open basalt flat. 1527 Comment
  CHSC97577  Navarretia divaricata subsp. divaricata Lowell Ahart; John Dittes 2007-6-17 14155 Plumas On the sides of a small wash, about 20 yards west of Red Clover Creek, about 10 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
  CHSC107268  Navarretia divaricata subsp. vividior L. P. Janeway 2011-7-6 10497 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
  CHSC115157  Navarretia divaricata subsp. vividior Lowell Ahart 2015-6-7 20217 Plumas Along the dirt road, Lava Top, about 2 1/4 miles (air) north of the bridge across Fall River, about one mile southeast of Cascade, about 7 miles (air) northeast of Feather Falls, about 10 miles (air) west of La Porte. Mixed Evergreen Forest. 1411 Comment
  CHSC89328  Navarretia divaricata subsp. vividior G. Douglas Barbe; T. C. Fuller, J. T. Howell 1981-6-24 3181 Plumas Sierra Nevada. 2.5 miles northeast of Quincy Junction on Mt Hough-Crystal Lake Road at junction of Howells Road to Tollgate Creek and Keddie. 1280 Comment
  CHSC54410  Navarretia intertexta subsp. intertexta Vernon H. Oswald 1991-7-8 4701 Plumas Lassen Volcanic National Park. Trail between Willow Lake and Terminal Geyser, at its crossing of the stream coming from Terminal Geyser, near the south boundary of the park. Creek bank. 1676 Comment
  UCR123516  Navarretia intertexta subsp. intertexta George K. Helmkamp, Elizabeth Helmkamp 2001-7-7 6863 Plumas Sierra Nevada Mountains, Calif. Hwy 89, 2.3 miles SSE of its junction with Calif. Hwy 36, Lake Almanor Region 1357 Comment
  CHSC53590  Navarretia intertexta subsp. propinqua L. P. Janeway 1989-7-25 3518 Plumas Plumas National Forest. Crocker Meadow; near Beckwourth-Genesee Rd (rd 111) 6.4 mi north of Beckwourth. Edge of channel in middle of meadow. 1737 Comment
  CHSC97607  Navarretia intertexta subsp. propinqua Lowell Ahart; John Dittes 2007-6-16 14131 Plumas Graded road gutter, east of the small stream, on the south side of County Road 111 (Beckwourth Genesee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1647 Comment
  CDA20258  Navarretia leptalea G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-23 3133 Plumas Sierra Nevada; 3.25 mi w of Round Valley Reservoir Dam; 0.25 mi e of junction with road to Canyon Dam (i.e. s arm of Lake Almanor). 1633 Comment
  CHSC97090  Navarretia leptalea subsp. bicolor Lowell Ahart; Josephine Guardino 2007-7-21 14381 Plumas Bottom of a small drying stream, about 60 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
  CAS-BOT-BC230394  Navarretia leucocephala subsp. minima John Thomas Howell 1961-9-24 36921 Plumas Feather River bed SW of Beckwourth 1487 Comment
  UC1124121  Navarretia leucocephala subsp. minima E. Sawyer 1935-6-27 158 Plumas Charlies Valley Plumas National Forest, Sierraville Quad. 1524 Comment
  SEINET10969164  Navarretia propinqua Mary Susan Taylor 1982-6-28 Taylor 4758 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
  RSA605581  Navarretia sinistra Alva Day, Orbelia Robinson 1982-7-15 82 -85 Plumas Plumas National Forest, Lake Davis, 0.2 mi. west of Coot Bay on north side of lake. Comment
  CHSC52395  Nemacladus capillaris L. P. Janeway 1989-6-30 3425 Plumas Plumas National Forest. NW-facing slope above rd 24N45Y 0.2 mi E of Beckwourth-Genessee Rd (rd 111) 6.4 mi E of Beckwourth; across from the Crocker Station. 1767 Comment
  JEPS104686  Nemophila John L. Morrison 1940-5-19 3181 Plumas 1 mi from Belden. Along the road to Longville Comment
  UCR77780  Nemophila pedunculata G. H. True, Walter Knight, I. Knight, J. T. Howell 1967-5-7 1831 Plumas Butterfly Canyon, Butterfly Botanical Area and vicinity. 1067 Comment
  SJSU14317  Nemophila pedunculata N. A. Hopkins 1989-6-7 1518 Plumas Squaw Valley 1524 Comment
  UC1070112  Nothocalais troximoides E. Sawyer 1935-5-22 23 Plumas 3/4 mi sw Beckwith City; Sierraville Quad. Comment
  SD46529  Nuphar polysepala Robert J. Weatherby 1950-7-28 1497 Plumas Snake Lake near Quincy. 1219 Comment
  JEPS125722  Onopordum acanthium subsp. acanthium William Harnach 2015-8-6 1439 Plumas 4.85 miles West of Vinton on Highway 70. Comment
Read comments May 9 2017
  CHSC114418  Orcuttia tenuis Beth Corbin 1992-7-9 690 Plumas Large vernal pool just NW of Almanor Rest Area, on Highway 89 on the W side of Lake Almanor. 1402 Comment
  CHSC110622  Oreostemma alpigenum var. andersonii B. Castro; L. Janeway 2006-9-9 1616 Plumas High Cascade Range. About 200 m east of Jedidiah Colter Lake (between Blue Lade and North Arm Rice Creek). 1969 Comment
  JEPS96115  Oreostemma alpigenum var. andersonii Vernon H. Oswald and Lowell Ahart 1996-7-15 8048 Plumas just s Last Chance Campground (n end of lake); High Cascade Range, Lake Almanor, Last Chance Marsh 1371 Comment
  UC29816  Oreostemma alpigenum var. andersonii R. H. Platt 1891-7-1 Plumas near Prattville Comment
  JEPS109854  Oreostemma elatum Dean W. Taylor 2006-6-29 19556 Plumas Keddie Ridge; meadow just E of Second Water Trough (ca. 1 mile W of Hauns Meadow along County Road 201) 1432 Comment
  RSA0037146  Oreostemma elatum J. R. Keck Jr. 1978-6-30 PDR 330066 Plumas United States, California, Plumas County. Snake Lake near Quincy. Comment
  CAS-BOT-BC499778  Orobanche californica subsp. grayana Greg Sommers; Fred Sommers 1976-7-26 186 Plumas Sierra Nevada: Sierra Valley. Along main waterway, S of Marble Lane 1487 Comment
  JEPS113435  Orobanche californica subsp. jepsonii Lowell Ahart, John Dittes 2007-8-9 14451 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
  JEPS80618 Image available Orobanche fasciculata M. S. Taylor 1981-6-3 3851 Plumas ca. 7 mi. n.w. Beckwourth (ca. 0.5 mi. n. of Genesee-Beckwourth Rd., Red Clover Valley); Crocker Mt. Quad., Red Clover Valley 1670 Comment
  JEPS26688  Orobanche fasciculata P. C. Hutchison 1961-6-9 2125 Plumas Canyon of the North Fork of the Feather River along Highway U.S., 4.2 miles above Rich Bar junction. Comment
  CHSC34861  Orogenia fusiformis M. S. Taylor 1981-5-8 3657 Plumas At jct of rds 26N18, 26N92, 27N92, ca. 0.5 mi e of Long Valley Mine, ca. 4 air mi w of Greenville. 1615 Comment
  CHSC100441  Orthilia secunda Lowell Ahart 2008-9-10 15364 Plumas Open forest east of East Branch Creek, on the east side of Quincy La Porte Road, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte. 1593 Comment
  CHSC62354  Orthilia secunda B. Castro 1989-8-18 404 Plumas Ca 7 air mi S of Bucks Lake, ca 1 mi E of Hardquartz mine; towards top of Scotch Ck. 1676 Comment
  JEPS104412  Orthilia secunda Lowell Ahart 2003-10-15 10639 Plumas Old gold mined flat area, ca 1/4 mi south of Forest Rd 22N94E, ca 1/2 mi south of Forest Rd 22N94, on Hartman Bar Ridge, ca 1 mi (air) sw of Franklin Hill, ca 4 1/2 mi (air) nw of Tamarack Flat, ca 9 mi (air) nw of La Porte. 1509 Comment
  JEPS95016  Orthocarpus cuspidatus subsp. cryptanthus Vernon Oswald and Lowell Ahart 1997-6-24 8627 Plumas s. Susanville (on Diamond Mt. Motorway (28N15) at meadow at Wheeler Sheep Campground, on gravelly slope leading down from the rd. to the meadow); Wheeler Sheep Campground 1993 Comment
  SEINET12326102  Orthocarpus hispidus W. Knight, Knight, I. 1983-1 4896 Plumas Warner Creek Campground between Chester & Drakesbad 1539 Comment
  RSA107455  Orthocarpus luteus L. S. Rose 1955-7-19 55148 Plumas Vinton. 1506 Comment
  JEPS17328  Osmorhiza berteroi D. Cleveland July 1882 Plumas Comment
  CHSC53111  Osmorhiza chilensis L. P. Janeway 1989-6-30 3443 Plumas Beckwourth Ranger District, Plumas National Forest. Along rd 24N49Y ca 0.4 mi W of Crocker cr and Beckwourth-Genesee Rd (6.8 mi N of Beckwourth and 0.3 mi N of Crocker Guard Station). 1798 Comment
  CHSC63109  Osmorhiza occidentalis Lowell Ahart 1994-6-29 7406 Plumas North of a poor logging road, about 1/2 mile south of Bucks Lake. 1828 Comment
  SEINET10939818  Osmorhiza occidentalis Mary Susan Taylor 1981-7-27 Taylor 4119 Plumas T25N R12E SW 1/4 NE 1/4 sec 25. Grizzly valley quad. Along spring crossing. Beckworth-Genesse Rd., between Crystal and Meadow Creeks, ca. 2 mi S of Notson Bridge, ca. 17 air mi NE of Blairsden. 5700 ft. 1757 Comment
  CAS-BOT-BC316884  Packera eurycephala var. eurycephala Lemmon 1874-8-1 s.n. Plumas Indian Valley Comment
  CHSC34286  Packera eurycephala var. lewisrosei M. S. Taylor 1981-5-11 3686 Plumas N side of Hwy 70, in Serpentine Canyon, 2 mi w of Virgilia. 853 Comment
  CAS-BOT-BC121013  Paeonia brownii J. T. Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54235 Plumas About 4 miles south of Mt. Hough Road 1645 Comment
  CAS-BOT-BC121014  Paeonia brownii Michael A. Vincent 1999-6-7 8518 Plumas Milford Ranger District. West of Frenchman Lake along FS Rt. 11. Comment
  SEINET10537846  Paeonia brownii Mary Susan Taylor 1981-6-17 Taylor 3927 Plumas T25N R12E nw/ne sec 35. Grizzly Valley quad. Large Montane Meadow on N side of Coldwater Spring, ca. 1/4 mi E of its jct with 25N49, ca. 14 air mi N of Blairsden. 6800 ft elev. 2073 Comment
  SBBG21938  Panicum acuminatum D. Myrick 1964-7-19 870 Plumas Boiling Lake, Drakesbad 1828 Comment
  CAS-BOT-BC253742  Panicum capillare John Thomas Howell 1959-9-26 35052 Plumas Near Keddie 1005 Comment
  RSA0105479  Panicum capillare Lowell Ahart 2014-9-9 19844 Plumas On the sides of Sly Creek, Sly Creek Reservoir, about 7 miles (air) southwest of La Porte. 1069 Comment
  RSA201355  Panicum capillare J. T. Howell 1960-7-20 35728 Plumas Drakesbad; Lasses Volcanic National Park 1677 Comment
  CHSC115791  Parnassia palustris Lowell Ahart; John Deurloo 2015-8-25 20524 Plumas On the north side of Cold Water Creek, about 100 yards east of the bridge, about 5 1/2 miles (air) south of Bucks Lake. 1475 Comment
  CHSC41378  Pedicularis attollens Lowell Ahart 1986-7-8 5360 Plumas About 1 mile north-west of Pilot Peak, about 14 miles north-east of La Porte. 1950 Comment
  RSA112886  Pedicularis densiflora subsp. aurantiaca E. F. Sprague 1957-5-29 1217 Plumas Just off Hwy 4.2 miles W of Mineral. 1159 Comment
  JEPS22196  Pedicularis racemosa Rimo Bacigalupi with Howard Whisler 1957-7-25 6032 Plumas 1 mi w of Deadwood Summit (along Bucks Lake Road, about 1 33/4 mi e of se end of Bucks Lake) 1645 Comment
  UCD123303  Pedicularis semibarbata W. R. Powell 1968-7-2 1597 Plumas along road around southeast side of Little Grass Valley Reservoir, 3 miles north-northeast of La Porte. 1554 Comment
  UC366572  Pellaea unknown Jul. 1883 Plumas Indian Valley Comment
  CAS-BOT-BC69355  Pellaea brachyptera M. S. Taylor 1982-6-17 4699 Plumas Blue Nose Mt. quad., at end of 23N49Y, ca. 2 air mi W of White Cap, ca. 5 air mi SW of Sloat 1645 Comment
  POM120730  Pellaea brachyptera C. C. Bruce 1898-06 1367 Plumas Mountain Meadows Comment
  RSA104150  Pellaea brachyptera Mary E. P. Ames 1875-1 s.n. Plumas On hills near Mill Creek Comment
  CAS-BOT-BC67614  Pellaea bridgesii Emily K. Mcpherson 1976-11-7 76- 32 -10 Plumas Sierra Nevada - 5 miles north of Beckworth - Portola Quad. 2055 Comment
  UC338513  Pellaea bridgesii J. G. Lemmon and wife June 1889 Plumas Gold Lake Valley Comment
  RSA169433  Penstemon deustus subsp. deustus L. S. Rose 1963-6-2 63082 Plumas 4 mi. w. of Virgilia. East branch, North Fork of Feather River. 762 Comment
  UC1017704  Penstemon deustus var. deustus Marion Ownbey and Ruth P. Ownbey 1938-7-14 1738 Plumas gravelly slide below Humboldt Summit; Sierra Nevada, below Humboldt Summit Comment
  SEINET5326671 Image available Penstemon deustus var. pedicellatus L. Miller 1934-5-25 s.n. Plumas 15 mi W of Portola Comment
  NY609837  Penstemon deustus var. suffrutescens J. L. Reveal 1971-6-23 2470 Plumas Along California Highway 70 and 89, 2.2 miles north of Kedde and about 1 mile north of the bridge over Spanish Creek Comment
  UC614470  Penstemon gracilentus L. Constance 1938-6-10 2314 Plumas %w edge Lake Almanor at Prattville; w edge Lake Almanor at Prattville 1219 Comment
  NY600758  Penstemon gracilentus Mrs. Ames s.n. Plumas Lone Rock Comment
  RSA177473  Penstemon gracilentus R. M. Straw 1962-6-28 2197 Plumas 5-6 miles south of Milford on Beckwourth Road. 1900 Comment
  UC887061  Penstemon heterodoxus var. heterodoxus Anna Head 1921-7-25 Plumas Long Lake Feather River Region, Long Lake Comment
  UC2027984  Penstemon heterodoxus var. shastensis Barbara Ertter with Gary Schoolcraft 1989-7-3 8672 Plumas Diamond Mt Peak ca. 7 air miles S of Susanville. Comment
  UC1586114  Penstemon janishiae Barbara Ertter with Gary Schoolcraft 1989-7-3 8667 Plumas ca. 7 air mi s Susanville (bare rocky ridge extending n from main peak); Diamond Mt. Peak, s of Susanville 2316 Comment
  SFV17477  Penstemon laetus P. Wilson 1998-7-18 3534 dup. Plumas Sierra Nevada Bucks Lake. 1600 Comment
  SEINET5328848 Image available Penstemon laetus M. Foster 1988-8-5 184 Plumas Alongside F.S. Rd. 24N47X, 1/2 mi W of Big Creek and Big Creek Rd., 3 mi W of Bucks Lake, 10 mi SW of Quincy 1591 Comment
  CHSC21336  Penstemon neotericus F. T. Griggs; A. Pass 1975-7-8 133 Plumas Buck's Lake Forest Service Survey. Comment
  CHSC66642  Penstemon neotericus Vernon H. Oswald; Lowell Ahart 1996-7-15 8020 Plumas E side of 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
  NY130452  Penstemon neotericus D. D. Keck 1930-7-24 958 Plumas Halfway between Chester and Westwood. 1463.0 Comment
  CAS-BOT-BC239291  Penstemon newberryi var. berryi Alice Eastwood 1927-6-1 s.n. Plumas United States Forest Reserve. On road from Long Valley Comment
  CDA14046  Penstemon roezlii G. F. Hrusa, T. D. Wilfred 1996-8-1 13418 Plumas Sierra Nevada; ~ 1/4 mi. S of intersection of USFS 24N42 & 24N66, approx. 1 mi. S of Brady's Camp, Plumas National Forest. Comment
  CHSC60155  Penstemon roezlii L. P. Janeway 1992-6-8 4222 Plumas Plumas National Forest. About 3 mi south of Hwy 70/89 at Lee Summit. 1359 Comment
  UC614860  Penstemon roezlii Beryl O. Schreiber 1932-7-20 464 Plumas La Porte Comment
  CDA19271  Penstemon rydbergii var. oreocharis G. D. Barbe, T. C. Fuller 1982-6-17 3838 Plumas Plumas National Forest; East shore Frenchman Lake, Crystal Fishing Access. 1706 Comment
  CHSC28172  Penstemon rydbergii var. oreocharis J. D. Jokerst 1979-6-23 266 Plumas Abundant in first meadow W. of Meadow Valley Cr. and E. of Forest Service rd. to Deanes Valley (S. of road between Bucks Lake and Quincy). Comment
  NY651284  Penstemon rydbergii var. oreocharis A. A. Heller 1907-7-5 8735 Plumas Red Clover valley Comment
  SBBG21882  Penstemon rydbergii var. oreocharis D. Myrick 1964-7-19 873 Plumas Drakesbad 1737 Comment
  UC1032473  Penstemon rydbergii var. oreocharis E. Sawyer 1935-6-13 100 Plumas 4 mi ese Beckwith Butte; Sierraville Quad. 1493 Comment
  UC1063269  Penstemon rydbergii var. oreocharis A. Lewis 1934-6-12 480 Plumas Little Grass Valley Plumas National Forest, Downieville Quad., Little Grass Vall 1524 Comment
  NY661016  Penstemon speciosus R. C. F. Bacigalupi 1927-7-11 1699 Plumas Grassy Lake meadows, Gold Lake Region 1889.8 Comment
  UC580688  Penstemon speciosus F. W. Embree 1934-6-6 81 Plumas ne dam Bucks Lake; Bidwell Bar Quad. Comment
  UC696821  Penstemon speciosus David D. Keck 1932-7-6 1718 Plumas 6 mi w Chester; Sierra Nevada, w of Chester 1524 Comment
  UCD148562  Perideridia G. Ledyard Stebbins 1986-6-29 C 612 Plumas Approximately 5 miles north of the town of Meadow Valley. Along Forest Service road no. 25 N-17, above Bean Creek. (Exact location unknown. Coordinates estimated by label maker). 1420 Comment
  CHSC35933  Perideridia bolanderi M. S. Taylor 1982-6-10 4626 Plumas Along 23N72, 0.5 mi w of Table Rock, ca. 2.5 mi ne of Beckwourth. 1676 Comment
  RSA712867  Perideridia bolanderi subsp. bolanderi L. P. Janeway, B. Castro 2006-6-3 8654 Plumas Northern High Sierra Nevada, west side of lower Thompson Valley 1.6 km north of the mouth of McReynolds Creek at Red Clover Creek 1673 Comment
  CDA32013  Perideridia lemmonii L. Ahart, J. Dittes 2009-7-28 16203 Plumas On the northwest side of a logging road, seeps, slope northwest of mine, west (above) Forest Service Road 27N28Y, 2.9 miles (air) northwest of Butt Valley Reservoir Dam Comment
  CHSC102656  Perideridia lemmonii Lowell Ahart; John Dittes 2009-8-28 16351 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
  JEPS114797  Perideridia lemmonii Lowell Ahart 2008-8-13 15168 Plumas East of La Porte Road, east bank of East Branch Creek, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte 1613 Comment
  JEPS115218  Perideridia lemmonii Lowell Ahart, John Dittes, Josephine Guardino 2009-7-22 16158 Plumas On both sides 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
  CHSC116372  Perideridia parishii Sara M. Taylor; Scott Batiuk 2012-7-31 58 Plumas Plumas National Forest. Maples Flat. Follow signs from Bucks Lake Rd. to Smith Lake (via Snake Lake). Take left (west) onto 23N20. Continue west onto 25N57, left onto 25N59 (fen is ~800 m west of Drosera Pond). UTM zone 10, 4428172 N, 659702 E. 1573 Comment
  CHSC36331  Perideridia parishii subsp. latifolia M. S. Taylor 1982-6-28 4762 Plumas Ramelli Ranch, ca. 1 mi w of Beckwourth on s side of Hwy 70. 1487 Comment
  JEPS14093  Perideridia parishii subsp. latifolia John Thomas Howell 1926-7-31 2169 Plumas near Prattville 1463 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
  CHSC43710  Persicaria amphibia Vernon Oswald 1984-8-14 1645 Plumas Hwy 89 at the s edge of Crescent Mills. Growing in the dry bed of a vernally wet, marshy ditch. 1071 Comment
  CHSC66636  Persicaria amphibia Vernon H. Oswald; Lowell Ahart 1996-7-15 8011 Plumas S side of the W end of the Hwy. 36 causeway crossing Lake Almanor E of Chester. Growing on the wet strand of the lake. 1371 Comment
  CAS-BOT-BC413559  Persicaria amphibia Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1533 Plumas Butterfly Botanical Area and Vicinity. Area adjacent to Pond Reservoir 1097 Comment
  UCD99383  Persicaria amphibia Jim McHenry 1994-7-23 s.n. Plumas Mill Creek arm of Bucks Lake. Comment
  CHSC82124  Persicaria lapathifolia L. P. Janeway 2001-7-25 7385 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
  CHSC34331  Persicaria maculosa L. Ahart 1981-9-6 3096 Plumas On a sandbar along Indian Creek, ca. 1/2 mi sw of the jct of Hwy 89 and Arlington Rd, ca. 1.5 mi sw of Crescent Mills. 1200 Comment
  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
  CHSC75505  Phacelia hastata subsp. hastata G. F. Hrusa; B. Smith, T. D. Wilfred 1996-7-16 13255 Plumas Near headwaters of Bull Run Creek off USFS 23N12E. [Original lat./long. on label is '39 54 N; 120 38 W']. 2100 Comment
  CHSC91731  Phacelia hastata subsp. hastata G. D. Barbe; T. C. Fuller 1982-6-17 3839 Plumas Northern California. Plumas National Forest. East shore Frenchman Lake; Crystal Fishing Access. At the parking lot. [Lat./long. on label is '39 55 N; 120 11 W']. 1706 Comment
  RSA133987  Phacelia hastata subsp. hastata L. R. Heckard, R. C. Bacigalupi 1951-8-8 186 Plumas Sierra Valley, near Chilcoot. 1524 Comment
  SFV3014  Phacelia heterophylla subsp. virgata W. I. Follett 1937-6-13 92 Plumas Sierra Nevada Rich Gulch. 1174 Comment
  RSA726372  Phacelia humilis L. Ahart, John Dittes, Josephine Guardino 2007-6-8 14005 Plumas About a mile (air) north of the north end of Lake Davis. 1966 Comment
  RSA537467  Phacelia humilis var. humilis Barbara Ertter, Gary Schoolcraft 1989-7-3 8636 Plumas Near Bear Creek crossing on Lone Rock road, Diamond Mts ca 9 airmiles S of Susanville. 1768 Comment
  CHSC67367  Phacelia mutabilis James D. Jokerst; Lowell Ahart 1985-10-4 2582 Plumas Pilot Peak serpentine NE of La Porte. Comment
  UC1995398  Phacelia mutabilis F. W. Embree 1934-6-11 93 Plumas 1 mile N. E. of Bucks Ranch. Quadrangle Bidwell Bar. Comment
  CHSC40777  Phacelia racemosa Lowell Ahart 1985-7-11 5132 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
  RSA201363  Phacelia racemosa J. T. Howell 1960-7-20 35736 Plumas Boiling Springs Lake to Drakesbad. Lassen Volcanic National Park. 1677 Comment
  UCD120669  Phacelia racemosa W. R. Powell 1968-7-2 1601 Plumas Along road around southeast side of Little Grass Valley Reservoir, 3 miles north-northeast of La Porte. 1554 Comment
  CHSC60175  Phalaris arundinacea L. P. Janeway 1992-7-1 4246 Plumas Plumas National Forest. Edge of backwater along edge of gravel bar on the north side of Middle Fork Feather River at mouth of Bonta Creek. 1310 Comment
  UC858323  Philadelphus lewisii A. A. Heller 1938-5-30 15130 Plumas on Hwy 24 near Grizzly Dome Tunnel 609 Comment
  CAS-BOT-BC250780  Phleum alpinum John Thomas Howell 1960-7-22 35876 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  CAS-BOT-BC260856  Phleum pratense Walter Knight; Irja Knight 1966-6-18 1377 Plumas Butterfly Valley 1127 Comment
  CHSC24251  Phleum pratense K. R. Stern 1975-7-24 Plumas SE side of Lake Almanor. Comment
  RSA603266  Phleum pratense Joseph A. Ewan 1934-7-19 8246 Plumas in barnyard of valley floor Dentens, Mohawk Valley 1616 Comment
  CDA18663  Phlox diffusa G. D. Barbe, T. C. Fuller 1982-6-15 3716 Plumas Sierra Nevada; 1.0 mile below and northeast of Red Hill Summit, Plumas National Forest. 1783 Comment
  UC1124174  Phlox diffusa C. W. Hanks 1934-8-9 25 Plumas n of Sierra Valley; Plumas National Forest, Sierraville Quad. 1859 Comment
  CHSC117488  Phlox douglasii Lowell Ahart 2016-6-29 21070 Plumas Top of Table Mountain, about 2 miles (air) northwest of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir Dam. 1857 Comment
  UC1075816  Phlox speciosa subsp. occidentalis E. K. Balls and L. W. Lenz 1955-5-14 20711 Plumas 3.1 mi n Greenville (on road to Lake Almanor, Hwy 89) 1158 Comment
  UC1504529  Phoenicaulis cheiranthoides Reed C. Rollins and Kathryn W. Rollins 1981-5-30 81169 Plumas 11 mi s of Susanville (Diamond Mountains); Diamond Mountains Comment
  CAS-BOT-BC58838  Phyllodoce breweri Anna Head 1920-7-30 s.n. Plumas Feather River Region - Trail to Mt. Elwell, near Silver Lake 2072 Comment
  UC142825  Phyllodoce breweri Mrs. R. M. Austin July 1896 385 Plumas Lassen Peak Comment
  CAS-BOT-BC140522  Physocarpus John Thomas Howell 1959-9-24 34938 Plumas Butterfly Creek near mouth Comment
  CAS-BOT-BC142220  Physocarpus capitatus Javier Penalosa 1962-6-19 2497 Plumas Hwy. 40-89, +-6.2 mi. SE of Quincy 1097 Comment
  SEINET10483396  Physocarpus capitatus Patricia L. Kenney 1973-6-5 Kenney 431 Plumas Along a stream along hwy 70, 6 miles s from jct. Of hwy 89 & 70. Douglas fir And yellow pine 1067 Comment
  HSC1473  Pinus contorta S. J. Hawks 1965-5-8 68 Plumas 10 mi. N of Chester on road to Drakesbad Comment
  SFV10660  Pinus contorta subsp. murrayana M. L. Vincent 1964-4-10 557 Plumas Sierra Nevada Highway 89, 1 mile east of Chester. 1380 Comment
  NY49926  Pinus contorta var. murrayana E. Fritz 1936-6-21 8206 Plumas 1722.1 Comment
  CAS-BOT-BC78721  Pinus jeffreyi John Thomas Howell 1960-7-18 35503 Plumas Drakesbad 1828 Comment
  SEINET9632808 Image available Pinus lambertiana Seville Flowers 1955-6-16 s.n. Plumas Near Crescent Mills; Sierra Nevada Mountains. 1554 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
  CHSC84947  Pinus ponderosa Lowell Ahart 2003-10-15 10635 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
  NY42392  Pinus ponderosa J. B. Walker 1994-8-1 861 Plumas This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  JEPS115160  Pinus ponderosa var. ponderosa Lowell Ahart, John Dittes 2009-7-15 16084 Plumas On the northwest side of Forest Service Road 26N671, northeast of Forest Service Road 26N67, about 2.8 miles (air) southeast of Butt Valley Reservoir Dam. Comment
  CHSC63203  Piperia unalascensis Lowell Ahart 1994-6-29 7403 Plumas About 1/2 mile south of Bucks Lake. 1828 Comment
  UCSC004659  Piperia unalascensis R. Coleman 1990-7-10 1899 -P Plumas Bucks Lake Comment
  CAS-BOT-BC228016  Plagiobothrys John Thomas Howell 1926-7-30 2163 Plumas Prattville 1371 Comment
  CDA18433  Plagiobothrys cusickii G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-23 3167 Plumas Long Valley; Long Valley, 0.4 mile south of junction, Dixie Canyon-Round Valley and Canyon Dam roads, at Maxwell Mine Road. 1633 Comment
  JEPS114614  Plagiobothrys cusickii Lowell Ahart 2008-9-10 15394 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
  SBBG128657  Plagiobothrys cusickii L. Ahart 2008-9-10 15394 Plumas below the high water line of Little Grass Valley Reservoir, N of the S Fork of the Feather River, SW of the horse camp, ca. 4.5 mi (air) N of La Porte 1537 Comment
  CAS-BOT-BC230965  Plagiobothrys hispidulus John Thomas Howell 1951-6-28 27676 Plumas Jamison Creek 1584 Comment
  CHSC110627  Plagiobothrys hispidulus B. Castro; L. P. Janeway 2006-6-14 1561 Plumas Northern High Sierra Nevada. SW side of lower Thompson Valley 0.9 mi N of the mouth of McReynolds Creek at Red Clover Creek. 1664 Comment
  CHSC97187  Plagiobothrys hispidulus Lowell Ahart; John Dittes, Josephine Guardino 2007-6-8 14059 A Plumas East side of an open rocky flat, 60 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis. 1965 Comment
  CAS-BOT-BC230978  Plagiobothrys hispidulus D. E. Breedlove 1962-6-12 3435 Plumas Along State Highway 36, 6.9 miles W of Chester 1524 Comment
  SJSU15115  Plagiobothrys hispidulus N. A. Hopkins 1986-7-15 1359 Plumas S end Squaw Valley Comment
  RSA726379  Plagiobothrys mollis L. Ahart, Josephine Guardino 2007-7-20 14327 Plumas Strand of Lake Davis, about 100 yards west of Long Point, northeast side of Lake Davis. 1764 Comment
  SEINET13710067  Plagiobothrys mollis Lowell William Ahart, Lowell William Ahart 2001-1 9211 Plumas Lake Almanor, 3/4 Mi. NE of Chester (T28N, R7E, sec 4, NE 1/4) 4500 Ft 1372 Comment
  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
  RSA726352  Plagiobothrys scouleri var. hispidulus L. Ahart, John Dittes 2007-6-16 14092 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
  CAS-BOT-BC228456  Plagiobothrys torreyi Alice Eastwood 1927-6-27 14432 Plumas United States Forest Reserve. On road from Chilcott Comment
  CHSC60527  Plagiobothrys torreyi var. diffusus L. P. Janeway 1992-5-6 4159 Plumas Plumas National Forest. About 4 mi southwest of Portola; west side of Claireville Flat between Middle Fork Feather River and Hwy 70. 1482 Comment
  JEPS102654  Plantago major Lowell Ahart 2001-8-29 9252 Plumas On the west side of Little Last Chance Creek, on the strand of Frenchman Lake. 1700 Comment
  SEINET10499816  Plantago major Mary Susan Taylor 1982-8-23 Taylor 5033 Plumas T25N R9E ne/ne sec 19. Almanor SE quad. Along rd on e side of Dutch Creek, just s of RR underpass (#275), ca. 1/4 mi e of Twain. 3100 ft. 945 Comment
  SBBG21828  Platanthera dilatata var. leucostachys D. Myrick 1964-7-21 899 Plumas Drakesbad 1737 Comment
  RSA101429  Platanthera leucostachys R. Weatherby 1955-8-6 1676 Plumas US Forest Service Camp. Meadow Valley. 1159 Comment
  SEINET10470069  Platanthera sparsiflora Mary Susan Taylor 1982-7-12 Taylor 4811 Plumas T22N R11E se/se sec 4. Blue Nose Mt quad. Headwaters of Chris Creek, ca. 6 mi nw of Mohawk. 6600 ft. 2012 Comment
  UC170985  Pleuricospora fimbriolata H. M. Hall 1912-6-29 9297 Plumas Meadow Valley 1219 Comment
  UCD92178  Poa Beecher Crampton 1954-5-11 1876 Plumas Plumas - Lassen County Border, Beckwourth Pass, along highway 24. 1588 Comment
  CAS-BOT-BC254764  Poa bolanderi Lowell Ahart 1977-7-26 s.n. Plumas 0.5 mile below the Bunker Hill Mine, about 10 miles NE of La Porte 2000 Comment
  UCD90586  Poa bolanderi subsp. bolanderi W. R. Powell 1968-7-2 1591 Plumas along road southeast side of Little Grass Valley Reservoir, 3 miles north-northeast of La Porte. 1554 Comment
  SD225720  Poa bulbosa R. K. Brummitt 1998-5-17 19879 Plumas Rt. 89 near Indian Falls, 2 km from Rte. 70 junction. 1000 Comment
  CAS-BOT-BC255089  Poa compressa L. W. Swift 1934-7-26 120 Plumas Butterfly Protection Plot #2, Plumas forest 1097 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
  SEINET10827596  Poa nevadensis Frederick J. Hermann 1955-7-27 Hermann 11947 Plumas Dried swale along highway; Vinton. Comment
  CAS-BOT-BC247278  Poa palustris John Thomas Howell 1951-6-28 27648 Plumas Johnsville 1584 Comment
  RSA300172  Poa palustris J. T. Howell 1961-9-23 36852 Plumas Indian Valley; Sierra Nevada 1082 Comment
  SEINET10888201  Poa pratensis Alan A. Beetle 1941-6-28 Beetle 2792 Plumas 5 miles west of Chester on rte. 36; open meadow near creek. Assoc. Elymus triticoides, Ranunculus. 1829 Comment
  CHSC112081  Poa pratensis subsp. angustifolia L. P. Janeway 2014-7-15 11522 Plumas Northern High Sierra Nevada. Plumas National Forest; Happy Valley, about 6.4 air-km northeast of Cromberg; along Long Valley Creek in the southwest corner of Happy Valley (the lower corner of the meadow complex). 1717 Comment
  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
  JEPS76238  Poa secunda subsp. juncifolia W. L. Jepson 1939-8-14 19413 Plumas Willow Creek Willow Creek 1828 Comment
  CAS-BOT-BC242980  Poa secunda subsp. secunda Greg Sommers 1976-7-1 140 Plumas Sierra Valley Marsh, roadside along Dyson Lane 1524 Comment
  CAS-BOT-BC242982  Poa secunda subsp. secunda Lewis S. Rose 1954-5-30 54077 Plumas Beckwourth 1524 Comment
  CHSC100867  Poa secunda subsp. secunda L. P. Janeway; B. Castro 2008-6-8 9396 Plumas Northern High Sierra Nevada. Northeast side of middle of Lower Thompson Valley, about 1.8 km north of Red Clover Creek and about 10 m northeast of the Thompson Valley Creek. 1670 Comment
  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
  CHSC41173  Poa wheeleri L. P. Janeway; Gary Benson, Leigh Wingett 1985-7-9 Plumas Plumas N.F. ECOS plot 11-127. Along ridge between Indian Cr and Hungry Cr and near the confluence of Hungry and Middle Creeks. 1554 Comment
  SEINET10496912  Polemonium pulcherrimum Mary Susan Taylor 1981-7-6 Taylor 3974 Plumas T24N R15E nw/ne sec 15. Dixie Mt quad. Top of Dixie Mt near the Lookout, ca. 5 air mi W of N tip of Frenchman Lake, ca. 13 air mi NW of Chilcoot. Pure volcanic rock outcrop; 8327 ft elev. 2538 Comment
  POM104588  Polygonum amphibium var. stipulaceum Marcus E. Jones 1897-7-5 s.n. Plumas Prattville. 1372 Comment
  SEINET10871689  Polygonum arenastrum Mary Susan Taylor 1982-9-13 Taylor 5134 Plumas T23N R14E se/ne sec 27. Portola quad. Ramelli Ranch, in vicinity of Calpine Rd bridge (109) over Feather River, on s side of the river, ca. 1 mi w of Beckwourth. 4880 ft. 1487 Comment
  JEPS50555  Polygonum aviculare subsp. aviculare W. L. Jepson 1939-8-4 19333 Plumas Rock Creek Meadow Valley 1219 Comment
  RSA641882  Polygonum bistortoides Michael A. Vincent 1999-6-8 8545 Plumas Red Clover Valley, along FS RT 70, 0.5 mile N of FS 177/CA111. Comment
  UC584340  Polygonum davisiae G. L. Stebbins Jr. and J. A. Jenkins 1937-7-9 2248 Plumas n Engelmine (sw slopes and ridge crest); Red Rock Comment
  CAS-BOT-BC414563  Polygonum douglasii John Thomas Howell; Gordon H. True 1973-7-31 50090 Plumas Summit ridge of Thompson Peak, Diamond Range 2194 Comment
  CAS-BOT-BC414564  Polygonum douglasii John Thomas Howell; Gordon H. True 1973-7-31 50132 Plumas On road from Janesville to Thompson Peak, Diamond Range 1981 Comment
  CHSC115909  Polygonum douglasii L. P. Janeway 2015-7-29 11811 Plumas Northern High Sierra Nevada. Plumas National Forest; Sawpit Flat, along the road to Cleghorn Bar 2.5 road-km northwest of La Porte-Quincy Road; between Bird Creek, Onion Valley Creek, and Finger Board. 1926 Comment
  SBBG121286  Polygonum douglasii L. Ahart, J. Dittes 2007-6-16 14091 Plumas S side of County Rd 111 (Beckwourth Genesee Rd), 50 yards E of Forest Rd 24N08, Red Clover Valley, ca. 2 mi (air) N of the N end of Lake Davis 1647 Comment
  UCD100241  Polygonum douglasii John Thomas Howell 1960-7-19 35698 Plumas Lassen Volcanic National Park, Drakesbad. 1676 Comment
  CHSC92182  Polygonum douglasii subsp. douglasii Lowell Ahart; John Dittes 2005-9-19 12403 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
  POM104561  Polygonum kelloggii Marcus E. Jones 1897-7-2 s.n. Plumas Near Prattville at Mt. Meadow. 1677 Comment
Read comments Jan 23 2011
  JEPS115129  Polygonum persicaria Lowell Ahart, John Dittes, Josephine Guardino 2009-7-29 16238 Plumas On dry to damp bare soil, below the high water line of Lake Almanor, 1,849 feet northwest of Lake Almanor Dam 1591 Comment
  RSA795634  Polygonum phytolaccifolium L. Ahart 2011-9-17 17664 Plumas On the south side of an unnamed stream that flows east in Little Grass Valley Reservoir and opposite the Black Rock, about 20 yards west of the paved road, about 1/8 mile west of Little Grass Valley Reservoir. 1595 Comment
  CAS-BOT-BC419863  Polygonum polygaloides subsp. confertiflorum Anna Head 1921-1-1 s.n. Plumas Campbells Hot Springs, Feather River Region Comment
  CDA19264  Polygonum polygaloides subsp. esotericum G. D. Barbe, T. C. Fuller 1982-6-17 3846 Plumas Plumas National Forest; East shore Frenchman Lake at the parking lot; Crystal Fishing Access. 1706 Comment
  JEPS51281  Polygonum polygaloides subsp. kelloggii W. L. Jepson 1910-6-5 4075 Plumas Hot Springs Valley Lassen Pk. 1706 Comment
  CAS-BOT-BC420048  Polygonum polygaloides subsp. kelloggii D. E. Breedlove 1962-6-12 3432 Plumas Along State Highway 36, 6.9 miles west of Chester 1524 Comment
  CAS-BOT-BC420060  Polygonum polygaloides subsp. kelloggii John Thomas Howell; H. Keith Wagnon 1980-5-27 53615 Plumas 1 mile west of Almanor 1386 Comment
  CAS-BOT-BC420062  Polygonum polygaloides subsp. kelloggii Clarence R. Quick 1962-6-20 62 37 D Plumas Cottonwood Creek crossing, SW of Humbug Valley SW of Lake Almanor Comment
  CHSC9712  Polystichum imbricans Nancy Mosman 1971-7-11 79 Plumas On w side ca. 1.3 mi s of Belden turnoff and Hwy 70. 1025 Comment
  POM174054  Polystichum imbricans J. G. Lemmon 1883-07 s.n. Plumas Indian Valley Comment
Read comments Feb 4 2011
  RSA718496  Polystichum imbricans L. Ahart 2006-10-23 13740 Plumas On the west side of Slate Creek (there is a large gravel flat caused by the dam), About 30 yards south of where the road ends, About 20 yards north of the dam across Slate Creek,, About 1/8 mile northeast of Scales Road, About 5 1/2 miles (air) northeast o 1282 Comment
  UC1875010  Polystichum imbricans Ruth Kirkpatrick 2005-7-19 1360 Plumas W of Johnsville Museum. 1630 Comment
  CAS-BOT-BC72356  Polystichum imbricans subsp. imbricans John Thomas Howell 1960-7-20 35748 Plumas Boiling Springs Lake 1798 Comment
  SD19367  Polystichum imbricans subsp. imbricans Mrs. R. M. Austin 1876-1 Plumas Comment
  JEPS87813  Polystichum scopulinum Lowell Ahart 1994-7-22 7492 Plumas nw side of large twin rocks on ne side of Mt, Etna (s of Pacific Crest Trail) 1981 Comment
  UC185196  Polystichum scopulinum Mrs. Carlotta C. Hall 1912-7-19 9367 Plumas near Nelson Point Schoolhouse (Middle Fork Feather River) 1219 Comment
  CHSC80687  Populus balsamifera subsp. trichocarpa Lowell Ahart 2001-6-4 8751 Plumas Edge of the South Fork of the Feather River, about 1/4 mile northeast of the Feather Fork Mine, about 2 miles northeast of Little Grass Valley Reservoir, about 6 miles (air) northeast of La Porte. 1615 Comment
  CDA39483  Populus trichocarpa L. Ahart 2001-6-4 8751 Plumas On the edge of the South Fork of the Feather River, about 1/4 mile northeast of the Feather Fork Mine, about 2 miles northeast of Little Grass Valley Reservoir, about 6 miles (air) northeast of La Porte. Comment
  SD6539  Porterella carnosula Daniel Cleveland 1882-7-21 Plumas Big Meadows Comment
  SEINET10460770  Porterella carnosula Rockwell ROCKWELL 493 Plumas Last Chance Creek 1829 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
  CAS-BOT-BC233726  Portulaca John Thomas Howell 1961-9-24 36916 Plumas Feather River bed SW of Beckwourth, Sierra Nevada 1487 Comment
  CHSC8775  Potamogeton alpinus S. Chulasmai 1966-5-13 33 Plumas Honey Lake. Comment
  JEPS100341  Potamogeton epihydrus subsp. nuttallii Dean W. Taylor 2001-6-28 17825 Plumas 2 air mi E of Frenchman Lake (Snow Lake); Sierra Nevada, Diamond Mountains 1859 Comment
  UC1564761  Potamogeton gramineus V. Oswald, L. Ahart, and L. Hanson 1989-7-31 3908 Plumas 6.5 air mi n of La Porte (0.5 air mi w of Fowler Pk., lake at the headwaters of of Fowler (Slate) Creek) 1670 Comment
  SEINET4458917 Image available Potentilla aperta A. A. Heller, P. B. Kennedy 1907-1 8882 Plumas Comment
  RSA726447  Potentilla biennis L. Ahart, John Dittes 2007-6-17 14181 Plumas About 1/4 mile east of bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1655 Comment
  CAS-BOT-BC143115  Potentilla breweri Wayne Dakan 1975-7-20 s.n. Plumas Round Lake (ca. 1 mi. nw. of Gold Lake) 2046 Comment
  UC177355  Potentilla flabellifolia Mrs. R. M. Austin Plumas Comment
  CHSC102743  Potentilla gracilis var. fastigiata Lowell Ahart; John Dittes, Josephine Guardino 2009-7-22 16144 Plumas On the west side of Forest Service Road 27N92K, east side of Long Valley, about 3.5 miles (air) west-southwest of Greenville, about 5.2 miles (air) southeast of Lake Alamanor Dam. 1606 Comment
  CAS-BOT-BC540074  Potentilla gracilis var. fastigiata Alice Eastwood 1927-6-13 14542 Plumas Forest Lodge, Greenville Comment
  CAS-BOT-BC540407  Potentilla gracilis var. fastigiata John Thomas Howell 1961-6-21 36689 Plumas Sierra Nevada, Greenville 1097 Comment
  CAS-BOT-BC158523  Potentilla millefolia Mrs. A. L. Coombs 1906-1-1 s.n. Plumas Prattville Comment
  CAS-BOT-BC158524  Potentilla millefolia A. A. Heller; P. B. Kennedy 1907-7-3 8691 Plumas Red Clover Valley Comment
  UC114492  Potentilla millefolia T. S. Brandegee 1892-7-4 Plumas Prattville Comment
  CDA30239  Potentilla rivalis L. Ahart, J. Dittes, J Guardino 2009-7-29 16234 Plumas Below the high water line of Lake Almanor, 1,849 feet northwest of Lake Almanor Dam. Comment
  CHSC81148  Potentilla rivalis Lowell Ahart 2001-8-29 9236 Plumas On the west side of Little Last Chance Creek, on the strand of Frenchman Lake. 1700 Comment
  CAS-BOT-BC531758  Potentilla rivalis W. Harnach; N. Harnach 1990-7-6 466 Plumas Sierra Valley, on the first corner E of county rd. A-23 on Marble Lane 1487 Comment
  CHSC97104  Poteridium annuum Lowell Ahart; Josephine Guardino 2007-7-21 14384 Plumas Sides of a small drying stream, about 60 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
  CAS-BOT-BC47617  Primula suffrutescens Anna Head 1921-8-1 s.n. Plumas Gray Eagle Meadows, Feather River Region 1828 Comment
  CAS-BOT-BC47621  Primula suffrutescens Mrs. E. C. Sutliffe 1921-10-1 s.n. Plumas Gold Lake Region Comment
  CAS-BOT-BC47622  Primula suffrutescens Wayne Roderick 1967-8-5 s.n. Plumas Luther Ridge, Plumas-Sierra County line 2133 Comment
  UCD149524  Primula suffrutescens G. L. Stebbins 1970-7-24 7073 Plumas South of Gray Eagle. Northwest of Round Lake, Lakes Basin. (Exact location unknown. Coordinates estimated by label maker.) 2164 Comment
  SEINET8565277  Primula suffrutescens M. J. Williams 1966-7-11 s.n. Plumas Near Luther Ridge, above Johnsville. 2286 Comment
  CHSC13643  Prunella vulgaris var. lanceolata M. S. Taylor 1974-7-3 303 Plumas Abundant along roadside in vicinity of Fern Glen, ca. 1 mi s of Darlingtonia Bog, in Butterfly Valley Botanical Area, ca. 5 mi nw of Quincy. 1173 Comment
  SD46646  Prunella vulgaris var. lanceolata Robert J. Weatherby 1950-7-7 1449 Plumas Gansner Creek, Quincy. In sun on moist soil of yellow pine forest. 1219 Comment
  CAS-BOT-BC158593  Prunus John Thomas Howell; H. Keith Wagnon 1980-5-26 53594 Plumas North Fork of Feather River between the mouth of East Branch and Caribou 792 Comment
  CAS-BOT-BC158594  Prunus John Thomas Howell 1959-9-24 34940 Plumas Butterfly Creek near mouth Comment
  CAS-BOT-BC158138  Prunus emarginata Alice Eastwood 1927-6-17 14633 Plumas United States Forest Reserve Comment
  CAS-BOT-BC158141  Prunus emarginata A. A. Heller; P. B. Kennedy 1907-7-15 8845 Plumas Near mouth of Little Grizzly Creek below Genessee [Genesee] Comment
  CAS-BOT-BC356381  Pseudognaphalium beneolens John Thomas Howell 1960-8-20 36279 Plumas Near Lassen Volcanic National Park. Kelly Camp, near Drakesbad 1615 Comment
  CAS-BOT-BC356504  Pseudognaphalium beneolens John Thomas Howell 1959-9-21 34797 Plumas Virgilia 841 Comment
  CAS-BOT-BC357347  Pseudognaphalium microcephalum John Thomas Howell 1959-9-22 34832 Plumas Wolf Creek 1371 Comment
  UC485670  Pseudognaphalium thermale H. M. Hall 1912-8-4 Plumas Marston Sierra Nevada Mountains, Marston 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
  RSA74356  Pseudostellaria jamesiana Milo S. Baker 1952-5-26 12465 Plumas Highway 89, just below Greeneville Comment
  RSA756864  Pseudostellaria jamesiana Barbara Ertter 2001-7-21 17782 Plumas Southeast Diamond Mountains northeast of Frenchman Lake, south branch of Galeppi Creek north of rhyolite plug. 2149 Comment
  UC1950117  Pseudostellaria jamesiana Barbara Ertter 2001-7-21 17785 a Plumas southeast Diamond Mountains northeast of Frenchman Lake, northease slope of rhyolite plug (area otherwise granite), between Galeppi Creek and Spring Creek Comment
  CHSC87641  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
  RSA754997  Pseudostellaria sierrae L. Ahart, John Dittes, Josephine Guardino 2004-5-16 10913 Plumas Esat side of Forest Road 25N10, about 2 air miles west of Grizzly Peak, about 8 air miles northeast of Quincy. 1805 Comment
  UC1061646  Pseudotsuga menziesii Herbert L. Mason Plumas Comment
  JEPS115099  Pseudotsuga menziesii var. menziesii Lowell Ahart, John Dittes 2009-7-13 16058 Plumas East side of Forest Service Road 27lN98, headwater of Clear Creek, about 2.0 miles (air) north of Butt Valley Reservoir Dam, about 3 miles (air) southwest of Lake Almanor Reservoir Dam 1476 Comment
  NY63881  Pseudotsuga menziesii var. menziesii R. M. Austin 05 1878 s.n. Plumas Comment
  UC176750  Psilocarphus brevissimus var. brevissimus A. A. Heller and P. B. Kennedy 1907-7-2 8689 Plumas between Vinton Beckwith Comment
  CHSC115214  Psilocarphus tenellus Lowell Ahart 2015-6-7 20210 Plumas Lava Top, about 2 1/4 miles (air) north of the bridge across Fall River, about one mile southeast of Cascade, about 7 miles (air) northeast of Feather Falls, about 10 miles (air) west of La Porte. 1411 Comment
  CAS-BOT-BC453565  Pterospora andromedea John Thomas Howell 1955-7-20 30852 Plumas Sierra Nevada: Mohawk 1371 Comment
  SEINET3376779  Purshia tridentata C. Lumer, S. Yost 2006-7-27 2437 Plumas Sierra Nevada Mountains, Rte 89. 2316 Comment
  CAS-BOT-BC147878  Purshia tridentata var. tridentata John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1967-7-10 2207 Plumas Mouth of Butterfly Creek 883 Comment
  RSA715669  Purshia tridentata var. tridentata L. Ahart, J. Guardino 2005-8-10 12308 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
  RSA7874  Purshia tridentata var. tridentata H. A. Barker 1927-7-1 758 Plumas Blairsden 1372 Comment
  CHSC33881  Pycnanthemum californicum M. S. Taylor 1981-7-21 4086 Plumas Along small creek that feeds into Squirrel Creek, ca. 0.5 mi n of jct 401 and 25N42, ca. 3 air mi n of Spring Garden. 1371 Comment
  SEINET10499003  Pycnanthemum californicum Mary Susan Taylor 1982-8-8 Taylor 4942 Plumas T25N R10E ne/ne sec 18. Greenville SW quad. In seep, n side of 25N73, s slope of Mt Hough ridge, ca. 7 mi nne of Quincy. 6000 ft. 1829 Comment
  UC1594680  Pyrola asarifolia Vernon H. Oswald, Lowell Ahart, Linnea Hanson, Lawrence Janeway, and Joan Reynolds 1992-7-1 5043 Plumas Grass Lake located just W of Lakes Basin Campground ca. 5 mi (air) SSW of Graeagle via Gold Lake Forest Hwy. (County Rd 519) 1926 Comment
  CHSC63960  Pyrola asarifolia subsp. asarifolia B. Castro; Linnea Hanson 1989-9-28 412 Plumas Ca 6 air mi SSW of Bucks Lake, ca 0.4 mi SW of Arkansas Ravine, just upslope from S side of USFS Rd 23N60 and just W of the bridge over Coldwater Creek, on the S side of the bridge, in moist drainage area. 1481 Comment
  RSA794201  Pyrola dentata Diana D. Jolles 2005-7-16 132 Plumas Eastern side of the Little Grass Reservoir. Congested on an open, sunny ledge above a road just north of a river, Plumas National Forest. 1645 Comment
  CAS-BOT-BC462901  Pyrola picta John Thomas Howell 1960-7-14 35695 Plumas Lassen Volcanic National Park: Drakesbad 1828 Comment
  CAS-BOT-BC466100  Pyrola picta Walter Knight; Irja Knight 1966-6-19 1353 Plumas Butterfly Botanical Area and Vicinity 1158 Comment
  CAS-BOT-BC466102  Pyrola picta David D. Keck 1932-7-3 1643 Plumas Northern Sierra Nevada, Quincy, hillside S of town 1219 Comment
  CAS-BOT-BC362160  Pyrrocoma apargioides Lewis S. Rose 1934-7-23 34408 Plumas Vinton 1524 Comment
  JEPS101250  Pyrrocoma hirta var. lanulosa Dean W. Taylor 2000-8-12 17549 Plumas Camp 14 (ca. 5 air miles SE from Antelope Lake), drainage of Last Chance Creek, along Forest Road 26N07 1694 Comment
  CAS-BOT-BC328163  Pyrrocoma lucida R. F. Thorne; C. W. Tilforth 1969-9-6 39238 Plumas Near bank of Feather River 1 mile southwest of Beckwourth 1356 Comment
  SEINET9005743  Quercus chrysolepis R. J. Holl 1928-5-28 s.n. Plumas Keddie, California, bench above the river 1067 Comment
  CDA19818  Quercus chrysolepis var. chrysolepis P. Akers 2002-5-1 s.n. Plumas Northern California; 1 mi N of Hwy 89 & Hwy 70 jnct, W of Quincy. 914 Comment
  CAS-BOT-BC62737  Quercus garryana var. breweri Mary Strong Clemens 1920-6-18 s.n. Plumas Lake Almanor Comment
  CAS-BOT-BC94270  Quercus garryana var. semota Lowell Ahart 1981-7-18 2936 Plumas About 50 m W of the road, about 3 miles N of Belden on Caribou Road 1200 Comment
  RSA755469  Quercus kelloggii L. Ahart, John Dittes, Josephine Guardino 2009-6-14 15856 Plumas Cut bank of Forest Road 27N01Y, about 1.3 air miles W of Lake Almanor Dam. 1463 Comment
  CAS-BOT-BC104600  Quercus vacciniifolia M. S. Taylor 1982-6-21 4702 Plumas above E slope of Golden Creek, ca. 3 air mi W of White Cap, ca. 4 air mi SW of Sloat 1645 Comment
  CAS-BOT-BC104602  Quercus vacciniifolia Mrs. E. C. Suttiffe 1921-10-1 s.n. Plumas Golden Lake Region Comment
  CDA12148  Quercus vacciniifolia G. F. Hrusa, J. Dinsdale 1989-6-25 7201 Plumas Sierra Nevada; Bucks lake north shore. Comment
  RSA252474  Quercus vacciniifolia Robert F. Thorne, C. W. Tilforth 1969-9-6 39221 Plumas Ca. 2.5 miles S of Graeagle on Gold Lake Rd. 1646 Comment
  UC1135796  Quercus vacciniifolia F. W. Embree 1934-6-6 79 Plumas 1 mi s, 0.25 mi w Rutherford; Plumas National Forest, Bidwell Bar Quad. 1615 Comment
  CAS-BOT-BC362685  Raillardella argentea Mrs. E. C. Sutliffe 1919-8-1 s.n. Plumas Gold Lake region Comment
  CAS-BOT-BC379371  Ranunculus alismifolius var. alismifolius John Thomas Howell; H. Keith Wagnon 1980-5-27 53627 Plumas about 1.5 mi northwest of Almanor (near intersection of Highway 89 and Humboldt Road) Comment
  CHSC98349  Ranunculus alismifolius var. hartwegii L. P. Janeway 2007-6-3 9013 Plumas Northern High Sierra Nevada. Eastern end of Red Mountain, along the high exposed rocky ridgeline. 1929 Comment
  CAS-BOT-BC379202  Ranunculus andersonii var. andersonii W. Harnach; N. Harnach 1990-3-31 254 Plumas Sierra Valley, found on west side of volcanic knob to the west of Co. Rd. A-23. land belonging to Wilson brothers and for sale at present Comment
  CAS-BOT-BC379215  Ranunculus aquatilis John Thomas Howell 1963-6-4 39404 Plumas Marble Hot Springs, Sierra Valley Comment
  CHSC37774  Ranunculus aquatilis var. capillaceus M. S. Taylor 1981-5-10 3670 Plumas In n side of Antelope Lake, ca. 1/4 mi w of Boulder Creek and USFS Work Center, ca. 20 mi ne of Taylorsville. 1536 Comment
  CAS-BOT-BC378979  Ranunculus aquatilis var. diffusus David D. Keck 1932-7-3 1661 Plumas Quincy, Northern Sierra Nevada 488 Comment
  CAS-BOT-BC379243  Ranunculus aquatilis var. diffusus Mrs. E. C. Van Dyke 1931-6-13 s.n. Plumas Kelly Camp, Mt. Lassen Nat'l Park Comment
  CAS-BOT-BC379244  Ranunculus aquatilis var. diffusus M. S. Taylor 1982-5-16 4455 Plumas aquatic in creek crossing road, ca. 0.125 mi E of Hwy 89, ca. 0.25 mi N of Graeagle, in Mohawk Valley Comment
  POM284447  Ranunculus aquatilis var. harrisii Lyman Benson 1949-6-21 13748 Plumas Hat Creek, 13.5 miles N of Manzanita Lake. Cascade Mt. Pit River Drainage 1220 Comment
  SEINET7720806  Ranunculus austinae Unknown Plumas Big Meadows Comment
  UC1126174  Ranunculus cymbalaria var. saximontanus E. Sawyer 1935-6-14 105 Plumas 1 mi s Sugarloaf; Sierraville Quadrangle Comment
  UC118215  Ranunculus flammula T. S. Brandegee 1892-7-4 Plumas Prattville Comment
  JEPS122107  Ranunculus flammula var. ovalis Lowell Ahart 2014-8-24 19736 Plumas On the north side of Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. Comment
  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
  UC118339  Ranunculus occidentalis T. S. Brandegee 1892-7-4 Plumas Prattville Comment
  HSC24661  Ranunculus occidentalis var. occidentalis John Pratt 1970-6-19 24 Plumas Intersection of Rock Creek and Hwy. 36 Comment
  SD43461  Ranunculus occidentalis var. ultramontanus Philip A. Munz 1947-5-16 11824 Plumas wet silty meadow, 8 miles north of Chilcoot 1524 Comment
  UCD107486  Ranunculus orthorhynchus Tim Kuhn 2006-6-28 32 Plumas north of Lake Davis at Old House Meadow. Comment
  CAS-BOT-BC59563  Rhamnus John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-25 54298 Plumas Sierra Nevada - East side of Indian Valley just north of Tylorsville 1112 Comment
  RSA88509  Rhamnus alnifolia J. T. Howell 1951-6-27 27617 Plumas Jamison Creek 1829 Comment
  SD10097  Rhamnus alnifolia Mrs. R. M. Austin 1879-1 Plumas Big Spring, Big Meadows Comment
  RSA518947  Rhamnus purshiana J. T. Howell 1963-6-3 39395 Plumas Butterfly Valley 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
  RSA724905  Rhamnus purshiana L. P. Janeway, Erin Brandy, Chris Christofferson 2007-10-3 9215 Plumas Northern High Sierra Nevada, Top of Red Hill. 1929 Comment
  CDA14129  Rhamnus rubra subsp. rubra G. F. Hrusa 1997-5-3 13819 Plumas Sierra Nevada; W side of Rattlesnake Creek creekbed, immed. S of Hwy 70 approx. 15 mi. E of Quincy. Comment
  UCD117870  Rhododendron columbianum J. M. Tucker 1951-8-2 2206 Plumas About 1 mile west of Keddie. Comment
  UCD35832  Rhododendron columbianum Beecher Crampton 1964-8-25 7161 Plumas Lassen Volcanic National Park; Devil's Kitchen, Hot Springs Creek. 1859 Comment
  CHSC104764  Rhus glabra L. P. Janeway 2010-7-17 10163 Plumas Northern High Sierra Nevada. North side of North Fork Feather River, at southwestern end of James Lee (Injun Jim) Campground. 532 Comment
  JEPS118191  Rhus glabra Dean W. Taylor 2004-5-26 19076 Plumas Feather River Canyon, Hot Springs (the place name) (Highway 70 2.5 miles East of Twain) 853 Comment
  UC1730229  Rhynchospora alba L. P. Janeway 1998-9-10 6272 Plumas Butterfly Valley Botanical Area; upper edge of darlingtonia bog (Sweetwater Marsh) just below Road 25N47 0.3 mi south of Road 417. 1173 Comment
  CAS-BOT-BC108707  Ribes cereum John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54274 Plumas Sierra Nevada. Rocky summit ridge, Mount Hough. 2203 Comment
  SEINET10871344  Ribes cereum Mary Susan Taylor 1982-8-5 Taylor 4926 Plumas T25N R10E nw/se sec 8. Greenville SW quad. Mt Hough summit, ca. 7 air mi nne of Quincy. 7230 ft. 2204 Comment
  CHSC52954  Ribes cereum var. cereum L. P. Janeway 1989-6-20 3353 Plumas Plumas National Forest. Beckwourth Ranger District. East-facing slope near top of Crocker Mtn overlooking Red Clover Valley. 2194 Comment
  SEINET3840875  Ribes cereum var. cereum M. I. Wibawa, Thomas C. Fuller, G. Douglas Barbe 1982-6-16 3795 Plumas Below Mud Lake, three fourths miles northeast of Eisenheimer Peak, Red fir, White fir, Jeffrey pine and Lodgepole pine forest community, USGA Quadrangle: Kettle Peak 7.5 2100 Comment
  CHSC97307  Ribes inerme var. inerme Lowell Ahart; John Dittes, Josephine Guardino 2007-8-10 14463 Plumas About 40 yards south of Beckwourth Gensee Road, there is a small quarry east of a poor road, the meadow and stream, about 2 miles (air) north of the north end of Lake Davis. 1761 Comment
  CAS-BOT-BC219215  Ribes nevadense Walter & Irja Knight 1967-5-22 1906 Plumas Mouth of Butterfly Creek 883 Comment
  CDA13445  Ribes nevadense G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13292 Plumas Sierra Nevada; on USFS 23N11A. Ridge between Bull Run Creek and S Fk. Long Valley Creek. Comment
  CHSC45975  Ribes nevadense Lowell Ahart 1981-7-21 2946 Plumas Growing on the sides of large rock outcroppings, above the head of Dixon Creek, about 1/8 mile north of the Buzzards Roost Ridge, about 1 1/2 miles north of Pilot Peak. 1645 Comment
  JEPS28655 Image available Ribes nevadense George W. Gillett 1957-7-19 857 Plumas about 1 1/4 mi above Devils Kitchen (on trail to Sifford Lakes); Lassen Volcanie National Park 2057 Comment
  SEINET5339753  Ribes nevadense M. J. Williams 1967-4-22 s.n. Plumas 1 mile w. of Storrie, Rocky bank 518 Comment
  CHSC76135  Ribes roezlii G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-22 3073 Plumas Headwaters of south Fork Feather River, 10.6 miles northeast of La Porte on La Porte-Quincy road. 1889 Comment
  UCR123368  Ribes roezlii var. amictum George K. Helmkamp, Elizabeth Helmkamp 2001-7-7 6882 Plumas Sierra Nevada Mountains, Calif. Hwy 36, 4.3 mi SW of its junction with Calif. Hwy 89, vicinity of Lake Almanor 1463 Comment
  CHSC54400  Ribes viscosissimum var. hallii Vernon H. Oswald 1991-6-12 4659 Plumas Lassen Volcanic National Park. Access road near Terminal Geyser. 1786 Comment
  UC1126728  Rorippa curvisiliqua E. Sawyer 1935-6-27 183 Plumas 1.6 mi ene Grizzly Peak; Sierraville Quad., Plumas National Forest Comment
  CAS-BOT-BC74637  Rorippa curvisiliqua David D. Keck 1932-7-3 1676 Plumas Northern Sierra Nevada. At bridge over Spanish Creek. 1065 Comment
  CHSC100364  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
  CHSC21525  Rorippa curvisiliqua var. orientalis L. Mayer; D. Brink 1975-7-9 Plumas Buck's Lake. Comment
  CAS-BOT-BC74870  Rorippa tenerrima John Thomas Howell 1976-7-16 51896 Plumas Sierra Nevada. Spanish Creek at mouth of Wapaunsie Creek. 1097 Comment
  SBBG119740  Rosa bridgesii L. Ahart, J. Dittes, J. Guardino 2004-6-6 10999 Plumas N side of logging rd, ca. 1.5 air mi S of Lower Taylor Rock, ca. 7.5 air mi NE of Quincy 1517 Comment
  CAS-BOT-BC149728  Rosa woodsii subsp. ultramontana Thomas H. Kearney 1944-8-14 72 Plumas Near Prattville, Lake Almanor Comment
  CHSC84415  Rosa woodsii subsp. ultramontana Lowell Ahart; John Dittes 2003-8-8 10488 Plumas On the south side of Marble Lane, near a bridge, about 2 1/4 miles (by road) east of Beckwourth Calpine Road, about 4 miles (air) southeast of Beckwourth, Sierra Valley. 1527 Comment
  CHSC102125  Rubus parviflorus Lowell Ahart; John Dittes 2009-7-27 16169 Plumas On damp to dry soil, west of the small pond, headwaters of Grizzly Gulch, 2.1 miles (air) northeast of Butt Valley Reservoir Dam. 1479 Comment
  CAS-BOT-BC156920  Rubus ursinus Walter Knight; Irja Knight; John Thomas Howell 1966-7-26 1560 Plumas Fern Glen 1112 Comment
  CAS-BOT-BC156922  Rubus ursinus Walter Knight; Irja Knight 1967-9-16 2251 Plumas Butterfly Botanical Area and Vicinity. Near pond reservoir 1097 Comment
  CHSC40620  Rumex acetosella Lowell Ahart 1985-9-26 5170 Plumas Below the high water line of Little Grass Valley Reservoir, where the South Fork of the Feather River flows into the lake, about 4 1/4 miles northeast of lLa Porte. 1584 Comment
  OBI2945  Rumex acetosella Lewis S. Rose 1968-6-10 68092 Plumas Quincy 1036 Comment
  CAS-BOT-BC422046  Rumex acetosella Javier Penalosa 1962-6-19 2505 Plumas Hwy. 40-89, +- 6.2 mi. SE of Quincy. 1097 Comment
  CAS-BOT-BC422164  Rumex californicus John Thomas Howell 1966-7-29 42017 Plumas Quincy 1036 Comment
  CAS-BOT-BC422163  Rumex californicus D. E. Breedlove 1962-6-12 3443 Plumas On northern bank of Indian Creek along State Hwy. 89, 6.9 miles south of Greenville 1066 Comment
  SEINET4200652  Rumex crispus W. Harnach, N. Harnach 1989-6-17 149 Plumas Sierra Valley, 200 ft. west of the steel bridge on Marble Lane 1487 Comment
  RSA60212  Rumex salicifolius var. triangulivalvis E. K. Balls 1950-9-6 15687 Plumas Road from Quincy to E Quincy. 1098 Comment
  JEPS51063  Sagina saginoides W. L. Jepson 1924-7-22 10617 a Plumas Middle Fork Feather R., Rich Point 1097 Comment
  JEPS32196  Sagittaria cuneata R. H. Platt 1891-1 Plumas The Sierras Comment
  CAS-BOT-BC445743  Sagittaria latifolia Robert J. Weatherby 1950-7-21 1483 Plumas Butterfly Lake, Quincy district. 1219 Comment
  CAS-BOT-BC445744  Sagittaria latifolia Robert J. Weatherby 1950-7-21 1483 Plumas Butterfly Lake, Quincy district. 1219 Comment
  CAS-BOT-BC103627  Salix eastwoodiae Mrs. E. C. Sutliffe 1919-8-1 s.n. Plumas edge of Summit Lake, Gold Lake region Comment
  CAS-BOT-BC103631  Salix eastwoodiae Mrs. E. C. Sutliffe 1919-8-1 s.n. Plumas lake by Oakland Mine, Gold Lake Region Comment
  UC1594688  Salix eastwoodiae Vernon H. Oswald, et al. 1992-7-1 5034 Plumas Grass Lake located just w of Lakes Basin Campground (ca. 5 mi (air) ssw of Graegle via Gold Lake Forest Hwy. (County Rd. 519), w end of lake) 1926 Comment
  CAS-BOT-BC103887  Salix exigua W. R. Dudley 1909-8-25 s.n. Plumas Sierra Valley Comment
  RSA101403  Salix exigua R. Weatherby 1955-8-4 1672 Plumas No Ear Bar. Middle Fork Feather River. 915 Comment
  CHSC41279  Salix gooddingii J. D. Jokerst 1984-5-14 2018 Plumas Ward Creek ca. 1/4 mile above falls. SW of Genesee Valley. 1584 Comment
  JEPS121733  Salix jepsonii L. P. Janeway 2014-7-16 11545 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
  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
  UC525899  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
  UC525902  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-BC125303  Salix lasiandra var. lasiandra A. A. Heller 1913-6-13 10849 Plumas Near Marston Station 1066 Comment
  CAS-BOT-BC125304  Salix lasiandra var. lasiandra David D. Keck 1932-7-3 1658 Plumas Meadow south of Spanish Creek, Quincy, in the Northern Sierra Nevada 1065 Comment
  CAS-BOT-BC128434  Salix lasiolepis var. lasiolepis C. Hart Merriam 1906-10-1 s.n. Plumas Quincy Comment
  CAS-BOT-BC128433  Salix lasiolepis var. lasiolepis John Thomas Howell 1951-8-19 28171 Plumas 3 miles east of Rich Bar 853 Comment
  CAS-BOT-BC124791  Salix lemmonii Ella Dales Cantelow 1939-5-20 2564 Plumas Meadow Valley Comment
  CDA14592  Salix lemmonii G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-22 3075 Plumas headwaters of south Fork Feather River, 10.6 miles northeast of La Porte on La Porte-Quincy Road. 1889 Comment
  CHSC9575  Salix lemmonii E. L. Smith 1971-4-28 949 Plumas N city limits in Quincy. 1043 Comment
  JEPS14800  Salix lemmonii W. L. Jepson 1910-6-5 4066 Plumas Warner Valley 1524 Comment
  RSA201311  Salix lemmonii J. T. Howell 1960-7-20 35725 Plumas Drakesbad. 1677 Comment
  UC449845  Salix lemmonii L. S. Smith 1931-5-27 7 a Plumas Plumas Meadow Plumas Nat'l Forest, Plumas Meadow Comment
  SBBG57908  Salix ligulifolia C. R. Ball, Mrs. H. P. Bracelin, B. Kautz 1931-5-31 394 Plumas N fork of Feather River at Chester, flood plain at hwy bridge 1350 Comment
  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
  UC482035  Salix ligulifolia C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-31 394 Plumas at Chester (N. Fork Feather River, at hwy. bridge); N. Fork Feather River 1350 Comment
  CAS-BOT-BC128236  Salix lucida Alice Eastwood 1918-5-25 6974 Plumas Portola Comment
  CAS-BOT-BC128273  Salix lucida Michael A. Vincent 1999-6-7 8535 Plumas Along FS Rt. 176 and Chance Creek at bridge, 7.1 miles north of CA rt. 70. Comment
  CHSC80692  Salix lucida subsp. lasiandra Lowell Ahart 2001-6-4 8754 Plumas On the north side of the South Fork of the Feather River, about 1/4 mile northeast of the Feather Fork mine, about 2 miles northeast of Little Grass Valley Reservoir, about 6 miles (air) northeast of La Porte. 1615 Comment
  CAS-BOT-BC129393  Salix melanopsis C. R. Ball; Mrs. H. P. Bracelin; Beryl Kautz 1931-5-31 395 Plumas North Fork of Feather River, at Chester 1350 Comment
  CAS-BOT-BC129394  Salix melanopsis C. R. Ball; Mrs. H. P. Bracelin; Beryl Kautz 1931-5-31 395 Plumas North Fork of Feather River, at Chester 1350 Comment
  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
  POM218999A  Salix melanopsis Carleton R. Ball, H. P. Bracelin, Beryl Kautz 1931-5-31 395 Plumas N Fork of Feather River, at Chester. 1350 Comment
  SBBG57918  Salix melanopsis C. R. Ball, Mrs. H. P. Bracelin, B. Kautz 1931-5-31 395 Plumas N Fork of Feather River, at Chester, at hwy bridge 1350 Comment
  UC482037  Salix melanopsis C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-31 395 Plumas N. Fork Feather R. at Chester (at hwy. bridge); N. Fork Feather R. 1350 Comment
  CAS-BOT-BC129093  Salix scouleriana Mrs. H. C. Cantelow 1941-5-18 s.n. Plumas At Johnsville on road to Gibsonville 1615 Comment
  CAS-BOT-BC129094  Salix scouleriana Walter Knight; Irja Knight 1966-9-12 1727 Plumas Beargrass Glade - Butterfly Botanical Area and vicinity. 1127 Comment
  RSA794996  Salix scouleriana L. Ahart, John Dittes 2009-7-15 16079 Plumas Along a small wash on the south side of Forest Service Road 26N671, northeast of Forest Service Road 26N67, about 2.8 air miles southeast of Butt Valley Reservoir Dam. 1703 Comment
  CDA5753  Salvia aethiopis T. C. Fuller 1962-6-13 8998 Plumas Duensing property, Route 1, Box 7, North Road of Indian Valley, 2 miles east of Greenville. 0 Comment
  UCD125442  Salvia aethiopis T. C. Fuller 1962-6-13 8998 Plumas Duensing prop., Route 1, Box 7, North Road, Indian Valley, 2 miles east of Greenville. Comment
  CHSC21177  Sambucus racemosa var. microbotrys F. T. Griggs; A. Pass 1975-7-16 190 Plumas Buck's Lake Forest Service Survey Comment
  RSA0089041  Sanguisorba annua Bonnie C. Templeton 1968-6-9 11251 Plumas Butterfly Valley, ca. 10 mi. west of Quincy. Comment
  UC608578  Sanguisorba annua Beryl O. Schreiber 1938-7-9 2516 Plumas 1 mi e Meadow Valley; Plumas National Forest, Bidwell Bar Quad. 1066 Comment
  CDA26414  Sanguisorba annua T. C. Fuller 1968-7-1 17322 Plumas 1 block north of Highway 70, Beckwourth. 0 Comment
  SEINET10483615  Sanguisorba annua Mary Susan Taylor 1982-6-28 Taylor 4755 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
  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
  UC2029091  Sanicula graveolens Barbara Ertter with Gary Schoolcraft 1990-5-14 8972 Plumas East side of mountain above Crescent Mills, E of Round Valley Reservoir. 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
  SD107288  Sanicula graveolens Christopher Davidson 1975-6-7 2742 Plumas 3 miles west of road to Snake Lake, departing northwest of Highway 89 around 2 miles north of Quincy. 1280 Comment
  SEINET11268192  Sanicula graveolens Barbara Ertter, Gary Schoolcraft 1990-5-14 8972 Plumas East side of mountain above Crescent Mills, E of Round Valley Reservoir.; 0 1372 Comment
  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
  CHSC33876  Sarcodes sanguinea M. S. Taylor 1981-5-29 3817 Plumas S side of Buckhorn Creek, ca 200 ft. W of Rd. 23N18.5, ca 1 mi SW of Grizzly Mtn, ca 13 air mi NE of Pulga. 1584 Comment
  SD7159  Sarcodes sanguinea Daniel Cleveland may 1879 Plumas Big Meadows Comment
  SEINET3238872 Image available Sarcodes sanguinea Marion Ownbey, Ruth P. Ownbey 1938-7-14 1741 Plumas Below Humboldt Summit on road between Jonesville and Lake Almanor, Sierra Nevada. Comment
  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
  CAS-BOT-BC451561  Scheuchzeria palustris V. Oswald; L. Ahart 1988-8-4 3672 Plumas Willow Lake located se of Drakesbad just s of the boundary of Lassen Volcanic National Park. 1676 Comment
  JEPS83782  Scheuchzeria palustris subsp. americana V. Oswald and L. Ahart 1988-8-4 3672 Plumas just s boundary of Lassen Volcanic National Park (se of Drakesbad, s side of lake); Willow Lake 1676 Comment
  CAS-BOT-BC111277  Schoenoplectus acutus var. occidentalis Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1508 Plumas In quaking bog-like area on shoreline of Pond Reservoir, Butterfly Botanical Area. 1097 Comment
  CHSC46622  Schoenoplectus subterminalis V. Oswald; L. Ahart, L. Hanson 1989-7-31 3909 Plumas Lake at the headwaters of Fowler (Slate) Creek, 6.5 mi (air) n of La Porte, 0.5 mi (air) w of Fowler Pk. 1670 Comment
  SD130996  Schoenoplectus subterminalis Lowell Ahart 1980-9-17 2655 Plumas In lake, I(c) mile west of Fowler Park. 1600 Comment
  CAS-BOT-BC111825  Schoenoplectus tabernaemontani John Thomas Howell 1959-9-26 35062 Plumas Near Virgilia Comment
  UC1609144  Scirpus acutus var. occidentalis Vernon H. Oswald and Lowell Ahart 1993-8-3 5762 Plumas Unnamed lake 0.25 mi e of Hay Meadow (9 air mi n of Lake Almanor, near n end of 30N25 on s edge of Caribou Wilderness); Caribou Wilderness 1926 Comment
  CHSC78749  Scirpus congdonii L. P. Janeway 2000-7-16 6917 Plumas Northern High Sierra Nevada. Meadow at head of East Branch Coldwater Creek. 1768 Comment
  CHSC90300  Scirpus diffusus L. P. Janeway 1994-8-24 4744 Plumas Northern High Sierra Nevada. Along small creeklet about 500 ft south of Meadow Valley Creek between Little Schneider Creek and Rock Creek. 1127 Comment
  CAS-BOT-BC111006  Scirpus microcarpus E. K. Balls 1950-8-31 15553 Plumas Spanish Creek, off Hwy. 24, just north of Quincy 1066 Comment
  CHSC66649  Scirpus microcarpus Vernon H. Oswald 1996-7-15 8034 Plumas High Cascade Range. E side of Last Chance Marsh at the N end of Lake Almanor, ca. 1.4 mi S of Last Chance Campground at the streams and marshy meadow extending E from road. 1371 Comment
  RSA59406  Scirpus microcarpus E. K. Balls 1950-9-8 15715 Plumas Stream west of Lakes Center Public Campground, Southern Plumas County 2043 Comment
  CHSC36939  Scutellaria antirrhinoides M. S. Taylor 1982-8-9 4950 Plumas S end of Lake Almanor, nw of jct of Hwy 89 and 147, just w of Canyon Dam. 1371 Comment
  UC1713589  Scutellaria antirrhinoides C. Epling 1938-6-1 Plumas Prattville Comment
  RSA82325  Scutellaria californica F. W. Peirson 1926-6-21 6795 Plumas Flat strip along lake; Lake Almanor. Comment
  CHSC89805  Scutellaria siphocampyloides G. Douglas Barbe; T. C. Fuller, J. T. Howell 1981-6-24 3178 Plumas Sierra Nevada. 2.5 miles northeast of Quincy Junction on Mt Hough-Crystal Lake Road at junction of Howells Road to Tollgate Creek and Keddie. 1280 Comment
  JEPS26936 Image available Sedum albomarginatum P. C. Hutchison 1961-6-9 2122 Plumas Canyon North Fork of the Feather River, along highway US Alt. 40, on serpentine cliffs above Rich Bar. Comment
  SEINET10449666  Sedum albomarginatum Mary Susan Taylor 1981-7-26 Taylor 4109 Plumas T26N R7E nw1/4 se1/4 sec. 33. Almanor SW. Quincy RD. N side of Caribou Rd., just E of where French Creek crosses, 4.4 mi NE of jct Caribou Rd and Hwy 70 near Beldon. 945 Comment
  CHSC21654  Sedum laxum subsp. laxum D. Brink; L. Mayer 1975-7-6 Plumas Buck's Lake Forest Service Survey. Comment
  JEPS26921  Sedum obtusatum C. H. Uhl 1961-5-28 962 Plumas 1.4 mi s Johnsville (igneous outcrop at Camp Ground Plumas-Eureka State Park, w side Jamison Creek, across creek from Jamison Mine site); Plumas-Eureka State park, w side Jamison Creek 1591 Comment
  CAS-BOT-BC64185  Sedum obtusatum subsp. obtusatum John Thomas Howell 1951-6-27 s.n. Plumas Jamison Creek 1828 Comment
  CAS-BOT-BC63849  Sedum spathulifolium John Thomas Howell 1962-6-16 37634 Plumas Lewisia Rock, North Fork Feather River 640 Comment
  CHSC58160  Senecio aronicoides Vernon H. Oswald 1992-6-1 4960 Plumas Lassen Volcanic National Park. Juniper Lake Rd., 0.3 mi N of the park boundary, beside a tributary of Brenner Creek. 1987 Comment
  JEPS113560  Senecio aronicoides Lowell Ahart, John Dittes 2007-6-17 14208 Plumas High west bank of 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
  RSA0125023  Senecio integerrimus var. exaltatus Philip A. Munz 1947-5-17 11841 Plumas 8 miles north of Chilcoot. 1524 Comment
  CDA18686  Senecio integerrimus var. major G. D. Barbe, T. C. Fuller 1982-6-15 3691 Plumas Sierra Nevada; 0.8 mile west of junction of road to Red Hill Lookout and road to Cherry Hill (U.S.F.S. 26N22F); 3.3 miles east of Red Hill Summit, Plumas NF. 1493 Comment
  CDA8682  Senecio streptanthifolius Vernon H. Oswald & Lowell Ahart 1998-8-11 9491 Plumas Slope on the south side of Onion Valley on the Quincy-La Porte Road (County Road 511) northwest of Pilot Peak. Comment
  RSA59691  Senecio triangularis E. K. Balls 1950-9-9 15760 Plumas West of Lakes Center Public Campground. Southern Plumas County. 2043 Comment
  CHSC55182  Sericocarpus oregonensis L. P. Janeway 1989-9-29 3647 Plumas Low in canyon of North Fork Feather River at Rock Creek. 548 Comment
  CHSC70221  Sericocarpus oregonensis B. Castro; R. Fallscheer, R. Zebell 1989-8-7 372 Plumas Ca 2.5 air mi S of Bucks Lake, on the south flank of Red Mtn, near jcn USFS Rds 23N18, 23N15 and 23N69. 1859 Comment
  JEPS88362  Sericocarpus oregonensis subsp. californicus Vernon H. Oswald and Lowell Ahart 1996-8-14 8162 Plumas Silver Lake Rd. 0.5 mi se Silver Lake Campground (ne of Nucks Lake); northern High Sierra Nevada 1706 Comment
  CHSC21702  Sidalcea gigantea f. t. Griggs; A. Pass 1975-7-31 273 Plumas Grizzly Forebay. Comment
  UC1873586  Sidalcea gigantea L. P. Janeway 1996-8-20 5075 Plumas Adjacent to Road 23N18 at Little North Fork Middle Fork Feather River 1389 Comment
  JEPS97954  Sidalcea gigantea B. G. Baldwin 1999-8-16 1089 Plumas along Oroville-Quincy Highway, 7.6 mi E of junction with US Forest Service Road 28 (Four Trees Road), 0.5 mi W of US Forest Service Road 23N73Y Comment
  JEPS97936  Sidalcea glaucescens Vernon H. Oswald and Lowell Ahart 1998-8-11 9475 Plumas USFS 23N85Y 0.6 mi E of Oroville - Quincy Hwy, 6.2 mi NE of Four Trees, S side of Frenchman Hill 1737 Comment
  JEPS97974  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
  RSA74354  Sidalcea glaucescens Milo S. Baker 1952-5-24 12445 Plumas In canyon above Pine Valley, Hwy 89 945 Comment
  CHSC110611  Sidalcea oregana subsp. spicata B. Castro; G. Kuenster 2006-8-4 1586 Plumas Northern High Sierra Nevada. West side of lower Thompson Valley 1 mi N of the mouth of McReynolds Creek at Red Clover Creek. Off N end of large wet meadow on W side of Thompson Creek, ca 800 ft below edge of open Ponderosa-Jeffrey pine forest, near area dominated by Artemesia cana, also with A. tridentata and Chrysothamnus viscidiflorus. 1669 Comment
  JEPS97969  Sidalcea oregana subsp. spicata B. G. Baldwin 1999-8-7 1090 Plumas N of Almanor Reservoir (E of Chester) (along road to Last Chance Campground (USFS), along E edge of Last Chance Marsh, where marsh extends E of road at junction with road bearing E) Comment
  UCSB19783  Sidalcea oregana subsp. spicata Myrick, Donald 1964-7-19 Plumas Drakesbad, Lassen Volcanic National Park 1737 Comment
  CAS-BOT-BC384317  Silene bernardina John Thomas Howell; Gordon H. True 1973-7-31 50113 Plumas Summit ridge of Thompson Peak. Diamond Range 2194 Comment
  CHSC60077  Silene bernardina L. P. Janeway 1992-7-10 4254 Plumas Plumas National Forest. About 0.5 mi northeast of top of Grizzly Ridge, between Joseph Creek and Oliver Creek. 2087 Comment
  CHSC73940  Silene bridgesii B. Castro; L. Gehrung 1998-10-2 853 Plumas Ca 5.5 air mi NE of Little Grass Valley Reservoir, on ridge west of Pilot Peak ca 0.1 mi NW of jcn of the Pacific Crest Trail, Co. Rd 511, and USFS Rd 22N60. On NNE-facing slate outcrop. 1981 Comment
  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
  CHSC21649  Silene laciniata subsp. californica D. Brink; L. Mayer 1975-7-12 Plumas Buck's Lake. Comment
  CAS-BOT-BC389391  Silene lemmonii Lewis S. Rose 1963-6-3 63112 Plumas Butterfly Valley, 2 mi. sw. of Keddie 1188 Comment
  CDA13354  Silene lemmonii G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-15 13203 Plumas Sierra Nevada; 2.5 m E of Spring Garden on Hwy 70, and 0.5 m. S of Estray Ck. Comment
  CHSC43411  Silene lemmonii Lowell Ahart 1975-7-16 887 Plumas West of the South Fork of the Feather River, about 1 mile south-west of the Feather Fork Mine, about 5 miles north of La Porte. 1828 Comment
  CHSC70236  Silene lemmonii B. Castro 1989-8-3 340 Plumas Ca 2.5 air mi S of Bucks Lake, on E-facing slope overlooking USFS Rd 23N18, in drainage above stream. 1828 Comment
  RSA699252  Silene lemmonii L. Ahart, John Dittes, Josephine Guardino 2004-6-6 10997 Plumas On the north side of the logging road, about 1 1/2 miles (air) south of Lower Taylor Rock, about 7 1/2 miles (air) northeast of Quincy. 1518 Comment
  RSA71063  Silene lemmonii L. S. Rose 1951-6-27 51039 Plumas Jamison Creek, SW of Johnsville. 1890 Comment
  JEPS50952  Silene nuda W. L. Jepson 1918-8-16 8012 Plumas dry flats near Taylorsville; near Taylorsville 1097 Comment
  UC595082  Silene nuda David D. Keck 1938-8-9 4896 Plumas 1 mi w Portola; w of Portola 1480 Comment
  SEINET10833469  Silene nuda subsp. insectivora Mary Susan Taylor 1982-6-28 Taylor 4764 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
  CHSC31234  Sisymbrium altissimum M. S. Taylor 1980-10-8 3362 Plumas S side of Beckwourth Rd, ca. 1/4 mi se of its jct with Beckwourth-Genesee Rd, ca. 10 mi e of Taylorsville. Comment
  CDA33247  Sisyrinchium bellum L. Ahart, John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11169 Plumas On the north side of a forest road, about 1/4 mile north of Taylor Rock, about 1 mile (air) southwest of Grizzly Peak, about 5 miles (air) south of Taylorsville, about 8 miles (air) northeast of Quincy. Comment
  JEPS106229  Sisyrinchium bellum Lowell Ahart, John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11169 Plumas In a small meadow, on the north side of a forest road, about 1/4 mile north of Taylor rock, about 1 mile (air) southwest of Grizzly Peak, about 5 miles (air) south of Taylorsville, about 8 miles (air) northeast of Quincy 2139 Comment
  SEINET3814481  Sisyrinchium bellum Marcus E. Jones 1897-7-5 Plumas Prattville 1372 Comment
  UC335156  Sisyrinchium idahoense unknown 1889-5-28 Plumas Culver's Ranch; Mohawk Valley Comment
  JEPS28637  Sium suave George W. Gillett 1957-7-18 834 Plumas Lassen Volcanic National Park, at n end of Willow Lake Willow Lake; Lassen Volcanic National Park, Willow Lake 1661 Comment
  RSA252469  Sium suave R. F. Thorne, C. W. Tilforth 1969-9-6 39240 Plumas Wet margin of Feather River, 1 mi SW of Beckwourth 1357 Comment
  JEPS62153  Smilacina racemosa Esther C. Fritz 1933-7-2 Plumas Spanish Peak; slopes Comment
  CAS-BOT-BC365519  Solidago elongata Thomas H. Kearney 1945-8-16 s.n. Plumas Near Chester Comment
  CHSC45013  Solidago elongata Lowell Ahart 1974-8-15 604 Plumas Ravine, north of the dirt road, near Zumwalt Flat, about 1 mile north of Nelson Creek, about 20 miles north-east of La Porte. 1676 Comment
  SJSU14205  Solidago elongata N. A. Hopkins 1989-8-7 1572 Plumas near rd between Beckwourth & Genessee Valley by stream running into Red Clover Cr 1706 Comment
  UC1070241  Solidago elongata G. T. Nordstrom 1934-7-17 230 Plumas 1 1/2 mi s and 1/2 mi e Bucks Mtn.; Bidwell Bar Quad., Plumas National Forest Comment
  SDSU533  Solidago spectabilis D. F. Howe 1961-8-4 3133 Plumas East side of Lake Almanor, 6 miles from junction with #89 at south end of lake. 1372 Comment
  CAS-BOT-BC374403  Sonchus asper John Thomas Howell; H. Keith Wagnon 1980-5-26 53587 Plumas Lewisia Rock, Feather River Canyon 3.5 miles southwest of Belden 609 Comment
  CAS-BOT-BC374404  Sonchus asper John Thomas Howell 1975-6-15 51130 Plumas Quincy 1036 Comment
  UC1128682  Sorbus californica D. Axelrod 1934-6-9 32 Plumas 2 1/4 mi nw Lexington Hill; Plumas National Forest 1767 Comment
  UCD114039  Sorbus californica Dean Wm. Taylor 1974-10-1 5058 Plumas Jamison Creek drainage, above Jamison Lake drainage, ca. 3 miles S of Plumas-Eureka State Park. 2000 Comment
  RSA239248  Sparganium angustifolium subsp. emersum Robert F. Thorne, Larry E. DeBuhr, C. W. Tilforth 1972-9-20 42318 Plumas Plumas National Forest: Snake Lake ca. 4 miles NW of Quincy. 1220 Comment
  RSA715592  Sparganium natans L. P. Janeway 1994-8-24 4750 Plumas Northern High Sierra Nevada. Shallow pond in South Fork Rock Creek at Deanes Valley Campground. 1299 Comment
  SEINET8883968  Spergularia marina W. Harnach, N. Harnach 1990-4-18 258 Plumas Sierra Valley, Marble Lane, Marble Hot Well. 1487 Comment
  CHSC20753  Spergularia rubra K. R. Stern 1975-7-23 5897 Plumas W shore of Lake Almanor. 1371 Comment
  CHSC95023  Spergularia rubra Lowell Ahart 2006-10-23 13480 Plumas On the east side of Slate Creek (there is a large gravel flat caused by the dam), about 40 yards south of where the road ends, about 10 yards north of the dam across Slate Creek, about 1/8 mile northeast of Scales Road, about 5 1/2 miles (air) northeast of Strawberry Valley. 1281 Comment
  CAS-BOT-BC374767  Sphaeromeria potentilloides var. potentilloides John Thomas Howell 1963-6-4 39407 Plumas Marble Hot Springs, Sierra Valley Comment
  CAS-BOT-BC290607  Spiraea Peter Rubtzoff 1978-8-4 9243 Plumas West side of Highway 89, 0.2 miles north of Spanish Creek crossing (ca. 0.75 miles north of Quincy). Comment
  OBI9965  Spiraea densiflora Lewis S. Rose 1966-7-27 66059 Plumas Butterfly Valley; 3 mi W of Keddie 1067 Comment
  CAS-BOT-BC149663  Spiraea douglasii V. K. Kinzie 1924-8-1 s.n. Plumas Engelmine [Engel Mine] Comment
  CAS-BOT-BC149664  Spiraea douglasii Walter Knight; Irja Knight 1966-6-18 1288 Plumas Butterfly Valley. Near Darlingtonia Bog 1143 Comment
  HSC19752  Spiraea douglasii W. R. Rogers 1966-8-24 207 Plumas Near Snake Lake Comment
  UCD114066  Spiraea splendens John Thomas Howell 1951-6-26 s.n. Plumas Jasmine Creek. 1828 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
  JEPS115216  Spiranthes porrifolia Lowell Ahart, John Dittes, Josephine Guardino 2009-7-22 16152 Plumas Meadow on the west side of Forest Service Road 27N92K, east side of Long Valley, about 3.5 miles (air) west-southwest of Greenville, about 5.2 miles (air) southeast of Lake Almanor Dam 1606 Comment
  RSA59672  Spiranthes romanzoffiana E. K. Balls 1950-9-9 15740 Plumas West of Lakes Center Public Campground. Southern Plumas County. 2043 Comment