Search Results — 2000 specimen records retrieved (1464 records with coordinates)
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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
  OBI20287  Abies concolor Earl P. Dirmeyer 1916-1 s.n. Plumas Quincy, N eastern CA; Plumas Natl Forest Comment
  UC401294  Abies concolor H. E. Brown Aug 1 1897-Aug 15 1897 671 1/2 Plumas near Lassen Buttes 1828 Comment
  UC566070  Acer glabrum var. glabrum C. G. Albertus 1935-8-13 261 Plumas 2 1/4 mi n Cates; Downieville Quad., n of Cates 2133 Comment
  NY42162  Acer macrophyllum J. B. Walker 1994-8-3 871 Plumas On La Porte Rd, 10km S of junction with Hwy 70 1400 Comment
  RSA755325  Acer macrophyllum L. Ahart, John Dittes 2009-7-13 16047 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
  UCD67364  Acer macrophyllum Leslie Goldberg 1992-5-16 1 Plumas Caribou, Caribou Road, along north fork Feather River, found in full sun, damp soil, and flat land in riparian woods and thickets. Growing in loam with Douglas fir, Quercus chrysolepis, and other maples. Common 5 m tall tree with green scarious-leafy winged fruit. 853 Comment
  SEINET7893936  Acer macrophyllum C. N. Saulisberry 1949-5-28 s.n. Plumas Feather River Canyon, near Keddie Comment
  CAS-BOT-BC28730  Achillea millefolium Alice Eastwood 1927-6-12 14514 Plumas Forest Lodge, Greenville, United States Forest Reserve. Comment
  CAS-BOT-BC28739  Achillea millefolium John Thomas Howell 1960-7-18 35576 Plumas Drakesbad 1828 Comment
  CHSC113897  Achillea millefolium Lowell Ahart 2014-8-26 19772 Plumas On the south side of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. 1533 Comment
  RSA60123  Achillea millefolium var. alpicola E. K. Balls 1950-9-2 15645 Plumas Nye Meadows, west slope of Mt. Ingalls, north of Grizzly Valley. 2256 Comment
  CAS-BOT-BC210702  Achnatherum lemmonii L. W. Swift 1933-6-13 85 Plumas Plumas National Forest. Bagley Pass 1828 Comment
  CHSC53185  Achnatherum lemmonii L. P. Janeway 1989-6-29 3418 Plumas Plumas National Forest. Along edges of rd 24N44Y, 0.3 mi E of Beckwourth-Genesee Rd (rd 111) 6.5 mi N of Beckwourth; across from the Crocker Station. 1755 Comment
  UC1137070  Achnatherum lemmonii August L. Hormay 1932-6-11 Plumas Long Canyon Plumas National Forest, Long Canyon Comment
  UC174590  Achnatherum lemmonii A. A. Heller with P. B. Kennedy 1907-7-3 8712 Plumas hills above Red Clover Valley Comment
  UCD32650  Achnatherum lemmonii Beecher Crampton 1954-7-5 2043 Plumas Plumas County, 1.5 miles north of Greenville, along highway 89. 1127 Comment
  RSA88117  Achnatherum lemmonii var. lemmonii J. T. Howell 1951-6-29 27745 Plumas Spring Garden Creek. 1159 Comment
  UCD50975  Achnatherum occidentale John Thomas Howell 1926-7-24 2100 Plumas near Prattville. 1463 Comment
  CAS-BOT-BC210842  Achnatherum occidentale subsp. californicum L. P. Janeway 1990-8-2 3821 Plumas Plumas National Forest, Beckwourth Ranger District. Along Joseph Cr 1/2 mi NE of the crest of Grizzly Ridge 2057 Comment
  CAS-BOT-BC210846  Achnatherum occidentale subsp. californicum Thomas H. Kearney 1944-8-14 14 Plumas Near Prattville, Lake Almanor 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-BC210925  Achnatherum occidentale subsp. pubescens John Thomas Howell; Walter Knight; Irja Knight; Gordon H. True 1968-6-11 2363 Plumas Butterfly Botanical Area. Confluence of Spanish Creek & Butterfly Creek Comment
  UC641668  Achnatherum thurberianum G. L. Stebbins Jr. 1939-7-9 2936 Plumas sw slope of Meadow View Peak Meadow View Peak 1920 Comment
  CAS-BOT-BC217995  Achnatherum webberi John Thomas Howell; Gordon H. True 1973-7-31 50122 Plumas Summit ridge of Thompson Peak, Diamond Range 2133 Comment
  UC465625  Aconitum columbianum R. P. A. July, 1896 413 Plumas Lassen's Peak, Hot Spring Valley Comment
  CAS-BOT-BC391470  Aconitum columbianum subsp. columbianum Mrs. E. C. Van Dyke 1931-6-13 s.n. Plumas Kelly Camp, Mt. Lassen Nat'l. Park 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-BC412610  Aconogonon alaskanum Mary Strong Clemens 1920-8-11 s.n. Plumas Greenville Comment
  RSA52870  Adenocaulon bicolor R. Weatherby 1950-7-7 1446 Plumas Gasner Creek, Quincy 1220 Comment
  JEPS28620  Adenocaulon bicolor George W. Gillett 1957-7-17 803 Plumas upper Willow Lake (near the east inlet); Lassen Volcanic National Park, Willow Lake 1661 Comment
  UC1584686  Adenocaulon bicolor Jerry Powell 1986-7-23 1495 Plumas 5 mi n, in Feather River Canyon Blairsden; Feather River Canyon Comment
  CHSC62360  Agastache urticifolia B. Castro; J. Jurewicz 1990-7-17 431 Plumas Ca 6 air mi W of Crescent Mills, on gentle W-facing slope above Rush Cr, along mainly E side of USFS Rd 16N87 ca 0.9 mi S of its jcn with Rd 27N92 and ca 0.2 mi S of Cow Ck crossing. 1584 Comment
  RSA59446  Agastache urticifolia E. K. Balls 1950-9-8 15724 Plumas Lakes Center Public Campground, Southern Plumas County. 2043 Comment
  SD8936  Ageratina occidentalis unknown 1882-7-26 Plumas Hamilton Bridge, Big Meadows. 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
  CAS-BOT-BC22925  Agoseris heterophylla Mary Strong Clemens 1920-6-7 s.n. Plumas Greenville Comment
  CHSC97627  Agoseris heterophylla Lowell Ahart; John Dittes 2007-6-16 14099 Plumas On dry soil, 100 yards east of a small stream, on the south side of of County Road 111 (Beckwourth Gensee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1647 Comment
  CAS-BOT-BC22915  Agoseris heterophylla M. S. Taylor 1982-7-12 4642 Plumas Mt Harkness SE quad. Jct of Hwys 36 and 89, ca. 3 mi w of Chester. 1493 Comment
  CAS-BOT-BC13315  Agoseris parviflora L. W. Swift 1934-5-18 114 Plumas Plumas National Forest. Sugar Loaf near Meadow View. 1889 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-BC127087  Agrostis exarata John Thomas Howell 1960-7-18 35520 Plumas Lassen Volcanic National Park. Drakesbad. 1828 Comment
  CAS-BOT-BC127092  Agrostis exarata John Thomas Howell 1976-7-15 51844 Plumas Sierra Nevada. Snake Lake, about 4 miles northwest of Quincy. 1219 Comment
  CAS-BOT-BC127096  Agrostis exarata Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1456 Plumas Butterfly Botanical Area and Vicinity. In bed of Spanish Creek near confluence of Butterfly Creek. 883 Comment
  JEPS113788  Agrostis exarata Lowell Ahart, Josephine Guardino 2007-7-21 14358 Plumas Along a small stream, near a spring, open dry flat, south of the dirt road, about 1/2 mile (air) south of Bagley Pass, about 400 yards north of Lake Davis 1787 Comment
  RSA59905  Agrostis exarata E. K. Balls 1950-9-15 15832 Plumas North Fork Feather River, 6 miles northwest of Chester 1402 Comment
  SACT000105  Agrostis exarata Malcolm Nobs 1949-8-20 Plumas Marshy meadow about 13 miles southwest of Milford, between Milford and Beckwourth Comment
  UCR123521  Agrostis exarata George K. Helmkamp, Elizabeth Helmkamp 2001-7-7 6865 Plumas Sierra Nevada Mountains, Calif. Hwy 89, 2.3 miles SSE of its junction with Calif. Hwy 36, Lake Almanor Region 1357 Comment
  CAS-BOT-BC139608  Agrostis gigantea Gordon H. True; Walter Knight; Irja Knight 1967-7-10 2189 Plumas Butterfly Botanical Area and Vicinity. Mouth of Butterfly Creek. 883 Comment
  CDA13753  Agrostis pallens G. F. Hrusa, B. Smith, T. D. Wilfred 1996-8-11 13485 Plumas Sierra Nevada; Slopes to E of upper Bull Run Creek off USFS 23N12E. Few in +- shaded, wet area immediately below headwater spring. Perennial. Comment
  CHSC73707  Agrostis pallens B. Castro; L. Gehrung 1992-8-11 596 Plumas Ca 1 air mi SSE of the Fingerboard and ca 0.5 mi NNW of Onion Valley Reservoir, immediately E of County Rd 511. 1950 Comment
  CAS-BOT-BC138706  Agrostis scabra Clare B. Hardham 1970-8-8 17701 J Plumas Road to Thompson Peak Lookout. 2133 Comment
  CHSC117469  Agrostis scabra B. Castro; Robin Carter 2010-7-17 1824 Plumas Northern High Sierra Nevada. Plumas National Forest; Indian Creek at base of Antelope Lake Dam, at 'Gaging Station' site on maps. On S edge of creek, ca 75 ft downstream of dam outlet. 1499 Comment
  POM313175  Agrostis scabra Malcolm A. Nobs, S. Galen Smith 1949-8-18 1366 Plumas Last Chance Marshes at north end of Lake Almanor, just south of Chester. Comment
  SD46462  Agrostis scabra Robert J. Weatherby 1950-7-17 1465 Plumas Locally abundant and scattered grass on bed of vernal pool, Feather River Camp, 4 miles north of Quincy. 1067 Comment
  UCD53364  Agrostis scabra R. Tofsrud 1948-7-1 s.n. Plumas 1 mi. N. of Quincy. Comment
  CHSC65873  Agrostis stolonifera L. P. Janeway 1995-10-25 4948 Plumas Lakes Basin. Southwest end of Lake Basin Campground, south-east side of Grass Lake. 1920 Comment
  RSA59303  Agrostis stolonifera E. K. Balls 1950-9-12 15792 Plumas Lakes Center Public Campground 2043 Comment
  RSA59339  Agrostis stolonifera E. K. Balls 1950-9-8 15704 Plumas Lakes Center Public Campground, southern 2043 Comment
  CAS-BOT-BC445451  Alisma triviale Robert J. Weatherby 1950-7-28 1505 Plumas Near Indian Creek, 2 miles south of Crescent Mills 1036 Comment
  JEPS102620  Allium campanulatum Lowell Ahart 2001-7-17 8916 Plumas Meadows, on the east side of a poor logging road, east of a small branch of Butt Creek, about 2 1/2 miles (air) north of Humboldt Summit. 1828 Comment
  JEPS50774  Allium campanulatum Rimo Bacigalupi with Paul Hutchison and L. R. Heckard 1967-6-16 9287 Plumas along Feather River highway just n Storrie 716 Comment
  SBBG21926  Allium campanulatum D. Myrick 1964-7-19 872 Plumas Boiling Lake (Boiling Springs Lake) 1828 Comment
  CAS-BOT-BC464480  Allium campanulatum Anna Head 1920-6-8 s.n. Plumas Camp Rodgers, Feather River Region 701 Comment
  CAS-BOT-BC466473  Allium campanulatum W. W. Wagner 1919-6-7 278 Plumas Open hillside Sockem Cr. near Quincy 1371 Comment
  CAS-BOT-BC466606  Allium campanulatum H. C. Cantelow 1939-5-20 2554 Plumas Indian Highway 11 mi. s.e. of Prattville Comment
  JEPS61492  Allium campanulatum W. I. Follett 1937-7-1 Plumas summit between Deadwood ravine and Rich Gulch Comment
  UC170935  Allium campanulatum H. M. Hall 1912-7-11 9338 Plumas Mt. Elwell Sierra Nevada Mountains, Mt. Elwell 2103 Comment
  SBBG22418  Allium platycaule C. B. Hardham 1961-6-16 7467 Plumas Diamond Peak [Diamond Mountain] Comment
  CAS-BOT-BC476717  Allium validum Anna Head 1921-7-17 s.n. Plumas Grey Eagle Meadows, Feather River Region Comment
  CHSC100321  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
  CHSC44310  Allophyllum integrifolium Lowell Ahart 1974-7-30 567 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
  CHSC62353  Allotropa virgata B. Castro; R. Fallscheer, R. Zebell 1989-8-15 397 Plumas Ca 5 air mi S of Bucks Lake, ca 0.5 mi E of Coldwater Creek, and ca 0.2 mi S of Ohio Ravine. 1682 Comment
  SEINET10449197  Allotropa virgata Mary Susan Taylor, M. Foster 1981-7-14 Taylor 4019 Plumas T26N R9E ne sec 30 and nw sec 29, Almanor SE quad and Greenville SW quad. Saddle at head of Bullfrog Ravine, up to 1/4 mi E and W of rd 26N18, ca. 3 air mi NW of Indian Falls on Hwy 89; moist Coniferous Forest; 5200 to 5700 ft elev. 1585 Comment
  CAS-BOT-BC171360  Alnus incana subsp. tenuifolia E. K. Balls 1950-8-31 15554 Plumas Spanish Creek, off Hwy. 24 just N of Quincy 1066 Comment
  CAS-BOT-BC171370  Alnus incana subsp. tenuifolia Anna Head 1920-1-1 s.n. Plumas Feather River Region Comment
  RSA59689  Alnus incana subsp. tenuifolia E. K. Balls 1950-9-9 15758 Plumas South end of small lake, to west of Lakes Center Public Campground. 2043 Comment
  RSA59909  Alnus incana subsp. tenuifolia E. K. Balls 1950-9-14 15824 Plumas 6 miles northwest of Chester, North Fork Feather River. 1402 Comment
  UC1135172  Alnus incana subsp. tenuifolia R. Roseberry 1934-11-4 4 Plumas 1/2 mi w Bungalow; Plumas National Forest, Downieville Quadrangle Comment
  CHSC97556  Alopecurus aequalis Lowell Ahart; John Dittes 2007-6-17 14162 Plumas Along Red Clover Creek, about 50 yards east of County Road 111 (Beckwourth Gensee Road), about 1/4 mile east of bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1654 Comment
  SJSU4310  Alopecurus aequalis H. L. Buckalew 1964-7-25 Plumas Bucks Lake 1584 Comment
  UCD55826  Alopecurus aequalis John Thomas Howell 1926-7-26 2129 Plumas near Prattville. 1371 Comment
  SEINET4342384  Alopecurus carolinianus W. Harnach, N. Harnach 1991-6-17 553 Plumas Sierra Valley, 3/4 mile west of steel bridge on Marble Lane 1486 Comment
  UCD97209  Amaranthus californicus John Thomas Howell 1959-9-25 34990 Plumas Feather River, Portola. 1478 Comment
  RSA718940  Ambrosia psilostachya L. Ahart 2006-10-8 13389 Plumas North side of the North Fork of the Feather River, on the south side of Highway 70, about 1/8 mile southwest of Chambers Creek. 623 Comment
  CAS-BOT-BC136782  Amelanchier utahensis John Thomas Howell; Gordon H. True 1967-7-11 43339 Plumas Summit ridge of Mt. Hough 2194 Comment
  CAS-BOT-BC136786  Amelanchier utahensis John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1969-6-24 2436 Plumas Vicinity of mouth of Butterfly Creek 883 Comment
  CAS-BOT-BC136797  Amelanchier utahensis M. B. Kildale 1926-9-11 2790 Plumas Chester 1289 Comment
  JEPS114609  Amelanchier utahensis Lowell Ahart 2008-9-10 15375 Plumas East edge of Onion Valley, about 3/4 mile northwest of Pilot Peak, about 1/2 mile east of the Quincy La Porte Road, about 9 1/2 miles (air) northeast of La Porte 1916 Comment
  UC1127756 Image available Amelanchier utahensis D. Axelrod 1934-6-8 13 Plumas La Parte; Plumas National Forest, Downieville Quad. 1524 Comment
  UC1127765  Amelanchier utahensis N. French 1934-11-16 560 Plumas 6 mi s Beckwith; Sierraville Quad. 1508 Comment
  JEPS24907  Amsinckia menziesii var. menziesii Heller and Kennedy 1907-7-15 8850 Plumas Little Grizzly Creek below Genessee; Little Grizzly Creek Comment
  CHSC36318  Anaphalis margaritacea M. S. Taylor 1982-8-10 4951 Plumas End of spur rd off Seneca Rd (306) at Salmon Creek, ca. 2 air mi S of Canyon Dam. 1524 Comment
  CHSC41884  Anaphalis margaritacea Lowell Ahart 1986-9-10 5395 Plumas On the bottom of the South Fork of the Feather River, about 3/4 mile east of the Feather Fork Mine, about 9 miles north-east of La Porte. 1706 Comment
  JEPS127123  Anaphalis margaritacea Lowell Ahart 2016-8-30 21322 Plumas About 100 yards west of the Pacific Crest Trail on Bunker Hill Ridge, about 1 1/2 miles (air) southeast of Pilot Peak. Comment
  JEPS88080  Anaphalis margaritacea Vernon H. Oswald and Lowell Ahart 1996-8-14 8155 Plumas road paralleling creek near Greens Flat (ca. 2 air mi nw of Meadow Valley (on the Oroville-Quincy Hwy)); northern High Sierra Nevada, Spanish Creek 1127 Comment
  SEINET10965674  Anemone drummondii Lowell Ahart, Peter Ahart 1983-8-17 Ahart 4339 Plumas Near Onion Valley, west of Pilot Peak, near the Quincy-LaPorte Rd, northeast of La Porte. Red Fir Forest; 2000 m. 2000 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
  CDA13570  Angelica breweri G. F. Hrusa, T. D. Wilfred 1996-7-23 13400 Plumas Sierra Nevada; Plumas Natl. Forest. immediately above bed of Little Long Valley Creek, approx. 1/2 m. N. of Hwy 70 about 15 mi. E of Quincy. Sheet 1 of 2 Comment
  CHSC63444  Angelica breweri Lowell Ahart 1994-7-28 7530 Plumas North-east of Frenchman Hill, south-west of Bucks Lake. 1706 Comment
  CHSC64058  Angelica breweri B. Castro; R. A. Schlising 1987-7-21 173 Plumas Ca 6 mi W of Clio via Hwy 70/89, just E of jcn USFS Rds 22N89 and 22N42 on somewhat rocky hillside below roads. 1539 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
  UC1748330  Angelica breweri James D. Jokerst, R. A. Schlising, and L. Ahart 1985-8-12 2256 Plumas Rich Gulch Rd. 3.0 mi N of Hwy 70 on slope W of and adjacent to road (26N22) S of Red Mountain turnoff Comment
  CHSC40249  Antennaria argentea K. R. Stern 1985-6-25 8253 Plumas Vic. Blairsden. 1371 Comment
  JEPS33939  Antennaria argentea W. L. Jepson 1910-6-15 4130 Plumas Prattville Comment
  CAS-BOT-BC59308  Antennaria argentea W. W. Wagner 1919-5-18 254 Plumas Sockem Creek 1371 Comment
  CAS-BOT-BC59313  Antennaria argentea C. R. Quick 1957-6-15 57 -03 Plumas About 1/2 mile s. of Lake Almanor Comment
  OBI17078  Antennaria argentea Lewis S. Rose 1967-7-11 67161 Plumas Mt. Hough rd, 6 mi N of Quincy Jctn 1707 Comment
  CAS-BOT-BC58702  Antennaria geyeri John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-25 54356 Plumas Near Indian Creek about 0.75 miles northwest of the northwest arm of Antelope Reservoir 1584 Comment
  CAS-BOT-BC58698  Antennaria luzuloides A. A. Heller; P. B. Kennedy 1907-7-5 8737 Plumas Red Clover Valley Comment
  CHSC52921  Antennaria luzuloides subsp. aberrans L. P. Janeway 1989-6-13 3303 Plumas Plumas National Forest. Along S'ly side of Red Clover Valley. 1688 Comment
  UC501397  Anthemis cotula David D. Keck Jul 3 1932-Jul 5 1932 1683 Plumas Quincy Northern Sierra Nevada 1065 Comment
  CAS-BOT-BC84603  Anthemis cotula D. A. McMillan 1913-6-1 s.n. Plumas Sheep driveway, Plumas National Forest 1371 Comment
  HSC93421  Anthoxanthum odoratum Vernon H. Oswald, L. Ahart 1996-7-15 8052 Plumas Last Chance Marsh at the N end of Lake Almanor, just S of Last Chance Campground on FS 28N11 1372 Comment
  JEPS108994  Antirrhinum vexillocalyculatum subsp. intermedium Lowell Ahart 2006-10-8 13421 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
  UCD123492  Antirrhinum vexillocalyculatum subsp. intermedium D. Sanchez-Mata; R. Rodriguez-Rojo 1997-8-16 s.n. Plumas Rick Bar-Virgilia. Plumas National Forest. 820 Comment
  SD52244  Aphyllon epigalium subsp. epigalium F. Stephens 1924-7-1 8329 Plumas Comment
  JEPS127332  Apocynum androsaemifolium Lowell Ahart 2016-7-9 21083 Plumas Top and on the east side of Table Mountain, about 2 miles (air) northwest of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir Dam. Comment
  UC1123477  Apocynum androsaemifolium E. Sawyer 1935-7-9 275 Plumas 4 1/2 mi. s. Crow; Plumas Nat'l Forest, Sierraville Quad. Comment
  UC726467  Apocynum androsaemifolium A. A. Heller 1938-6-14 15157 Plumas near Gray's Flat on State Hwy. 36 Gray's Flat 868 Comment
  RSA59487  Apocynum androsaemifolium subsp. pumilum E. K. Balls 1950-9-15 15892 Plumas S tip Lake Almanor by P.G.E. dam, Hwy 89. 1372 Comment
  UC1732068  Apocynum cannabinum L. P. Janeway 1996-6-18 5025 Plumas 1.3 mi W of Soda Creek (along Hwy 70, East Branch North Fork Feather River); ; Along Hwy 70, East Branch North Fork Feather River, 1.3 mi west of Soda Creek. 877 Comment
  CAS-BOT-BC397881  Aquilegia formosa Mrs. E. C. Sutliffe 1920-9-1 s.n. Plumas Gold Valley Comment
  CAS-BOT-BC397895  Aquilegia formosa Mrs. E. C. Van Dyke 1931-6-13 s.n. Plumas Kelly Camp, Mt. Lassen Nat'l Park. Comment
  CHSC21306  Aquilegia formosa var. truncata F. T. Griggs; A. Pass 1975-7-8 114 Plumas Buck's Lake Forest Service Survey Comment
  CHSC52773  Aquilegia formosa var. truncata R. E. Preston 1981-7-8 27 Plumas N slope of Humbolt Peak, ca. 5.5 km NE of Jonesville 2040 Comment
  SEINET10448413  Arabis constancei Mary Susan Taylor, G. Rotta 1982-5-18 Taylor 4478 Plumas T27N R8E nw/sw sec 36. Almanor NE quad. Open steep w facing serpentine ridge, s side of 27n92, ca. 2 air mi se of Canyon Dam. 5200 ft. 1585 Comment
  SEINET10448417  Arabis constancei Mary Susan Taylor 1982-6-1 Taylor 4579 Plumas T27N R8E sw sec 36. Almanor NE quad. Between spur rd & 27n92, nw of Gold- stripe Mine, ca. 4 air mi w of Green- ville. 5300 ft. 1615 Comment
  SEINET10874431  Arabis constancei Mary Susan Taylor, G. Rotta 1982-5-18 Taylor 4471 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
  SEINET10874432  Arabis constancei Mary Susan Taylor 1981-6-22 Taylor 3942 Plumas T25N R8E se/ne sec 33 and sw/nw sec 34. Bucks Lake quad. Rocky serpentine outcrops on ridgetop, N side of 25N57, ca. 1.5 mi E of its jct with 25N17, ca. 4 air mi NW of Meadow Valley. 5100 ft. elev. 1554 Comment
  RSA0129658  Arabis holboellii var. pinetorum Michael A. Vincent 1999-6-7 8533 Plumas Plumas National Forest; Milford Ranger District; west of Frenchman Lake along FS Route 11. Comment
  HSC95488  Arabis sparsiflora James D. Jokerst 1987-5-28 2886 Plumas Ward Creek Canyon, on steep rocky edge SW of creek 1463 Comment
  CDA18674  Arabis suffrutescens G. D. Barbe, T. C. Fuller 1982-6-15 3730 Plumas Sierra Nevada; Red Hill Summit, Plumas National Forest. 1901 Comment
  CAS-BOT-BC171675  Aralia californica Alice Eastwood 1927-6-1 14710 Plumas Forest Lodge, Greenville - United States Forest Reserve Comment
  CHSC45939  Arceuthobium abietinum Lowell Ahart 1973-7-29 263 Plumas Near the headwaters of Hopkins Creek, near Mount Etna, south-west of Blue Nose Mountain, about 10 air miles north-east of La Porte. 1981 Comment
  CHSC55291  Arceuthobium campylopodum L. P. Janeway 1989-9-6 3641 Plumas Plumas National Forest. Beckwourth Ranger District. Crocker Compartment. Along road 24N45Y 1/4 mi east of Crocker Meadow and the Beckwourth-Genesee Road (road 111) 6.3 mi north of Beckwourth. 1752 Comment
  CAS-BOT-BC38478  Arctostaphylos mewukka subsp. truei John Thomas Howell; Gordon True 1967-5-9 42229 Plumas Feather River Canyon near mouth of Chambers Creek. 609 Comment
  CAS-BOT-BC38618  Arctostaphylos mewukka subsp. truei John Thomas Howell 1975-7-21 51338 Plumas Injun Jim Campground, Feather River Canyon 609 Comment
  RSA201339  Arctostaphylos nevadensis J. T. Howell 1959-9-23 34876 Plumas 3 mi. south of Lassen Park boundary, on road to Chester. 1829 Comment
  SD147957  Arctostaphylos nevadensis Robert J. Weatherby 1955-6-22 1538 Plumas Spanish Peak 2135 Comment
  UCD52673  Arctostaphylos nevadensis J. I. Mallory 1970-8-3 383 Plumas 1 1/2 miles north of North Valley and 3 miles northwest of Rock Creek Power House. 1463 Comment
  CAS-BOT-BC42099  Arctostaphylos patula Lewis S. Rose 1967-5-7 67068 Plumas Butterfly Creek & Spanish Creek, south of Keddie 883 Comment
  CAS-BOT-BC42118  Arctostaphylos patula Mary Strong Clemens 1920-8-16 s.n. Plumas Greenville Comment
  JEPS38822  Arctostaphylos patula W. L. Jepson 8017 Plumas Taylorsville 1097 Comment
  SD49846  Arctostaphylos patula R. Roseberry 1934-11-4 5 Plumas Downieville Quadrangle, 1.5 mi. NE of Johnsville 1465 Comment
  UCD53310  Arctostaphylos patula John Thomas Howell 1976-4-2 51579 Plumas Spring Garden. 1219 Comment
  CAS-BOT-BC42090  Arctostaphylos patula John Thomas Howell 1976-4-2 51579 Plumas Near Spring Garden 1219 Comment
  CHSC23684  Arctostaphylos patula subsp. patula K. Stern; J. Cox 1975-7-24 Plumas W. side of Lake Almanor. Comment
  RSA634255B  Arctostaphylos truei Walter Knight, Irja Knight 1986-2-6 5221 Plumas Between Tobins and Belden near Injun Jim Campground. On the north fork of the Feather River. 640 Comment
  UCD51940  Arctostaphylos truei John Thomas Howell 1976-4-2 51572 Plumas Injun Jim Campground, North Fork Feather River, Plumas County. 609 Comment
  SEINET11993341  Arctostaphylos truei W. Knight, Knight, I. 1986-1 5221 Plumas between Tobins & Belden near Injun Jim Campground, on N Fork of Feather River 640 Comment
  CAS-BOT-BC47029  Arctostaphylos viscida subsp. viscida Ella Dales Cantelow 1939-5-20 2549 Plumas 5.5 mi. w. of Quincy nw. Rock Creek. Comment
  CAS-BOT-BC47069  Arctostaphylos viscida subsp. viscida John Thomas Howell; Gordon True 1967-7-11 43286 Plumas 2 mi. from Quincy Junction on road to Mt. Hough. 1219 Comment
  CAS-BOT-BC47072  Arctostaphylos viscida subsp. viscida John Thomas Howell 1976-4-2 51577 Plumas 2 mi. nw. of Spring Garden. 1173 Comment
  POM77151  Arctostaphylos viscida subsp. viscida Mary E. P. Ames 1891-02 s.n. Plumas Taylorsville, Indian Valley. Comment
  CHSC53239  Arenaria aculeata L. P. Janeway 1989-6-16 3328 Plumas Plumas National Forest. Northeast slope of Crocker Mtn facing the SE end of Red Clover Valley. 1828 Comment
  CHSC32025  Arenaria kingii var. glabrescens L. Ahart 1975-7-9 866 Plumas Ca. 1 mi w of Pilot Peak. 1981 Comment
  CHSC73917  Arnica chamissonis B. Castro; Barry Davis 1997-8-13 778 Plumas Ca 1 mi N of the Crocker Guard Station, just E of Co. Rd 111, in meadow along Crocker Ck (ca 1.5 mi N of Crocker Mdw). 1700 Comment
  SEINET6755560 Image available Arnica chamissonis A. A. Heller, P. B. Kennedy 1907-7-5 8750 Plumas Red Clover Valley Comment
  CHSC110299  Arnica cordifolia B. Castro 2006-6-9 1577 Plumas Northern High Sierra Nevada. N-facing slopes overlooking Red Clover Valley, 0.7 rd mi NW of Bagley Pass and ca 1.6. rd mi S of the Beckwourth-Genesee Rd, on both sides USFS Rd 24N08 (Bagley Pass Rd). 1798 Comment
  CHSC53114  Arnica cordifolia var. cordifolia L. P. Janeway 1989-6-30 3451 Plumas Plumas National Forest. Near rd 24N45 1.2 mi E of Crocker Cr opposite Crocker Guard Station and the Beckwourth-Genesee Rd (rd111) 6.4 mi N of Beckwourth. 1874 Comment
  CHSC34920  Arnica dealbata M. S. Taylor 1981-7-21 4093 Plumas Between 25N18A and Squirrel Creek, ca. 1/2 mi se of Taylor Rock, ca. 7 air mi n of Spring Garden. 1981 Comment
  JEPS108729  Arnica dealbata Lowell Ahart 2006-7-3 12906 Plumas On Lumpkin Ridge, about 4 miles (air) northeast pf Camp 18, near the west edge of a dry open basalt flat with scattered trees 1527 Comment
  SD8796  Arnica discoidea Mrs. R. M. Austin 1880-1 Plumas Plumas Co. Comment
  UC1609325  Arnica discoidea Vernon H. Oswald and Lowell Ahart 1993-8-11 5781 Plumas 0.5 mi s Willow Lake (ca 1 mi s of Lassen Park, se side of lake); Domingo Lake 1767 Comment
  CHSC61761  Arnica mollis Vernon H. Oswald; Lowell Ahart 1993-8-25 5859 Plumas Lassen Volcanic National Park. North Arm of Rice Creek SE of Twin Mdws., just upstream from the S boundary of the park. 1987 Comment
  CHSC87993  Arnica mollis Lowell Ahart; John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11166 Plumas Around a small meadow, on the north side of a forest road, about 1/4 mile north of Taylor rock, about 1 mile (air) southwest of Grizzly Peak, about 5 miles (air) south of Taylorsville, about 8 miles (air) northeast of Quincy. 2139 Comment
  JEPS78244  Artemisia arbuscula subsp. arbuscula L. R. Heckard with T. I. Chuang and R. Bacigalupi 1978-7-20 4895 Plumas near Beckwourth (about 2 mi. s. of railroad tracks); Sierra Valley 1493 Comment
  SEINET10905058  Artemisia biennis Mary Susan Taylor 1982-8-27 Taylor 5071 Plumas T23N R14E s/ne sec 28. Portola quad. Ramelli Ranch, where Feather River crosses RR tracks and along river, ca. 1.5 mi sw of Beckwourth. 4880 ft. Plumas National Forest. 1487 Comment
  RSA122481  Artemisia cana C. W. Hanks 1934-9-29 98 Plumas NE of Sierra Valley 1524 Comment
  CAS-BOT-BC90408  Artemisia douglasiana Mrs. Jos Clemens 1919-10-24 s.n. Plumas Greenville Comment
  CAS-BOT-BC90413  Artemisia douglasiana John Thomas Howell 1977-8-11 52677 Plumas Canyon of Little Last Chance Creek between Chilcoot and Frenchmans Reservoir 1676 Comment
  CHSC81599  Artemisia douglasiana Lowell Ahart 2001-10-8 9327 A Plumas Old road that crossed Indian Creek, about 50 yards east of the railroad tracks, where railroad has a bumper to start the signal lights on Arlington Road, about 400 yards south of Arlington Road, 50 yards east of Highway 89, about 1 1/2 miles south of Crescent Mills. 1066 Comment
  JEPS122090  Artemisia douglasiana Lowell Ahart 2014-8-26 19787 Plumas In the middle of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. Comment
  UC952870  Artemisia douglasiana E. K. Balls 1950-9-8 15275 Plumas Lakes Center Public Campground southern Plumas County 2042 Comment
  CHSC13882  Artemisia tridentata L. W. Blaisdell 1974-3-15 22 Plumas Abundant along Hwy 23 S. Beckwourth N. of Sattley. Sierra Valley. 1219 Comment
  HSC5016  Artemisia tridentata subsp. tridentata W. R. Rogers 1966-7-5 279 Plumas 1982 Comment
  UC1119485  Artemisia tridentata subsp. tridentata C. G. Albertus 1935-8-22 272 Plumas 2 1/2 mi s Bagley Pass; Plumas National Forest, Downieville Quadrangle Comment
  UCSB45732  Asarum hartwegii Reisentz, Paul 1979-5-12 Plumas At Lewisia Roack, 3 miles north of Injun Jim Campground on Highway 70 Comment
  SJSU5652  Asarum lemmonii Lewis S. Rose 1968-6-11 68109 Plumas Butterfly Valley, 4 mi S of Keddie 1036 Comment
  RSA401667B  Asclepias cordifolia Miss Hutchinson 1910-1 s.n. Plumas Lake Tahoe. Comment
  UC1075720  Asclepias fascicularis Robert J. Weatherby 1955-8-4 1668 Plumas No Ear Bar Middle Fork Feather River 914 Comment
  SEINET10496069  Asclepias speciosa Mary Susan Taylor 1982-7-7 Taylor 4788 Plumas T23N R11E nw/se sec 11. Johnsville quad. SE corner of jct of Hwy 70 and Rd 509 (to Sloat), ca. 1 mi ne of Sloat. 4200 ft. 1280 Comment
  UC1875011  Aspidotis californica Ruth Kirkpatrick 2005-7-19 1361 Plumas W of Johnsville Museum. 1630 Comment
  CAS-BOT-BC69584  Aspidotis densa John Thomas Howell 1951-6-27 27636 Plumas Jamison Creek. 1828 Comment
  JEPS95308  Aspidotis densa Lowell Ahart 1994-7-28 7538 Plumas SW of Bucks Lake (NE of Frenchman Hill) 1706 Comment
  CDA13983  Aster alpigenus var. andersonii G. F. Hrusa 1996-8-2 13447 Plumas Sierra Nevada; SW base of ridge between Argentine & Taylor Rocks, approx. 1 mi. NW of Argentine Rock. Forming trib. of Squirrel Creek. Comment
  RSA712638  Aster breweri L. P. Janeway, B. Castro 2005-9-11 8546 Plumas Northern High Sierra Nevada. Near the Pacific Crest Trail abut 0.6 km north of Three Lakes 1899 Comment
  RSA754866  Aster eatonii L. Ahart, John Dittes 2009-8-28 16353 Plumas N side of Forest Service Road 27N98, headwater of Clear Creek, about 2 air miles N of Butt Valley Reservoir Dam, about 3 air miles SW of Lake Almanor Reservoir Dam. 1477 Comment
  RSA59335  Aster occidentalis var. occidentalis E. K. Balls 1950-9-11 15781 Plumas Lakes Center Public Campground, west of stream, opposite lodges. 2043 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
  UC1128749  Astragalus bolanderi G. T. Nordstrom 1934-7-12 219 Plumas 3/4 mi n Three Lakes (Plumas National Forest); Bidwell Bar Quad., Plumas Natl For., n of Three Lakes Comment
  CAS-BOT-BC186856  Astragalus gibbsii A. A. Heller; P. B. Kennedy 1907-7-16 8868 Plumas Grade between Genessee [Genesee] Valley and Summit Comment
  SEINET5324191  Astragalus gibbsii A. A. Heller, Patrick Beveridge Kennedy 1907-7-16 8868 Plumas Grade between Genessee Valley and summit Comment
  UCD35212  Astragalus lentiginosus Beecher Crampton 1954-7-5 2050 Plumas 1.5 miles north o Greenville, Hwy. 89. Comment
  CHSC60536  Astragalus lentiginosus var. floribundus L. P. Janeway; Jannice Cutler 1992-5-28 4207 Plumas Plumas National Forest. Southwest side of Dotta Canyon 1.1 mi southeast of Beckwourth-Genesee Road. 1685 Comment
  RSA169385  Astragalus purshii var. tinctus L. S. Rose 1963-6-4 63123 Plumas Sierra Valley, 2 mi. s. of Beckwourth. 1463 Comment
  CAS-BOT-BC193044  Astragalus purshii var. tinctus L. P. Janeway 1991-5-14 3961 Plumas 1 1/4 mi west of Delleker and Humbug Creek; 1/2 mi northwest of Hwy 70; ca 3 mi west of Portola 1484 Comment
  CAS-BOT-BC200856  Astragalus webberi M. S. Taylor 1982-6-14 4671 Plumas E side of Hwy 89, ca. 1 mi n of Indian Falls 1036 Comment
  CAS-BOT-BC200861  Astragalus webberi R. C. Barneby; J. T. Howell 1954-5-14 11478 Plumas 1 1/2 miles s. of Crescent Mills 1082 Comment
  CHSC37016  Astragalus webberi M. S. Taylor 1982-6-14 4671 Plumas E side of Hwy 89, ca. 1 mi n of Indian Falls. 1036 Comment
  HSC95635  Astragalus webberi James D. Jokerst 1985-6-10 2410 Plumas Indian Creek, Upper edge of reconstruction zone of Hwy. 70. Comment
  CHSC20738  Asyneuma prenanthoides K. R. Stern 1975-7-24 5871 Plumas E shore of Lake Almanor. 1371 Comment
  CHSC21676  Asyneuma prenanthoides D. Brink and L. Mayer 1975-7-3 Plumas Buck's Lake Forest Service Survey Comment
  CAS-BOT-BC69539  Athyrium alpestre subsp. americanum Robert J. Weatherby 1950-8-11 1518 Plumas Upper end of Long Lake, Lakes Basin Area. 2133 Comment
  CAS-BOT-BC69505  Athyrium filix-femina var. californicum E. K. Balls 1950-9-9 15749 Plumas W. of Lakes Center Public Camp running into e. end of small lake, southern Plumas County. 2042 Comment
  CHSC102128  Athyrium filix-femina var. cyclosorum Lowell Ahart; John Dittes 2009-7-27 16163 Plumas On dry to damp soil, below a small dam, headwaters of Grizzly Gulch, 2.1 miles (air) northeast of Butt Valley Reservoir Dam. 1479 Comment
  JEPS116141  Athyrium filix-femina var. cyclosorum Lowell Ahart, John Dittes 2009-8-28 16350 -A Plumas On damp to wet soil, seep, on the north side of Forest Service Road 27N98, headwater of Clear Creek, about 2.0 miles (air) north of Butt Valley Reservoir Dam, about 3 miles (air) southwest of Lake Almanor Reservoir Dam 1476 Comment
  CAS-BOT-BC66090  Athyrium filix-femina var. cyclosorum John Thomas Howell 1960-7-21 35796 Plumas Drakesbad 1828 Comment
  UC185188  Athyrium filix-femina var. cyclosorum Mrs. Carlotta C. Hall 1912-6-10 Plumas Wapanse Creek Comment
  UCR60737  Athysanus pusillus B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-29 0957 Plumas Sierra Nevada Mountains, Plumas National Forest c. 6 mi north of Gold Lake on Gold Lake Road, and 2.6 mi west of junction with Hwy 89 1585 Comment
  RSA113183  Balsamorhiza deltoidea E. K. Balls, L. W. Lenz 1955-5-14 20716 Plumas 5.4 miles NE from Greenville along Hwy 89 to Lake Almanor 1159 Comment
  UC725886  Balsamorhiza hookeri A. A. Heller 1942-5-8 16463 Plumas hillside e of Beckwourth 1524 Comment
  CHSC52761  Balsamorhiza macrolepis var. platylepis L. P. Janeway 1990-6-7 3704 Plumas Plumas National Forest. Forested flat on N side of Long Valley ca 1/2 mi E of Rattlesnake Creek and ca 1/2 mi N of Hwy 70/89. Vicinity of Sloat. 1371 Comment
  CHSC53234  Balsamorhiza sagittata L. P. Janeway 1989-6-20 3358 Plumas Plumas National Forest. East-facing flank of Crocker Mtn overlooking Red Clover Valley. 1965 Comment
  JEPS32250  Balsamorhiza sagittata W. L. Jepson 1910-6-5 4072 Plumas Warner Valley 1554 Comment
  CAS-BOT-BC16559  Barbarea orthoceras Walter Knight; Irja Knight; John Thomas Howell; Gordon H. True 1967-5-7 1873 Plumas Butterfly Botanical Area and Vicinity. In Butterfly Valley proper. Comment
  CAS-BOT-BC16573  Barbarea orthoceras W. W. Wagner 1919-5-25 269 Plumas Vicinity of Quincy. Squirrel Creek. 1615 Comment
  CDA31974  Barbarea orthoceras L. Ahart, J. Dittes 2009-7-27 16165 Plumas Below a small dam, headwaters of Grizzly Gulch, 2.1 miles (air) northeast of Butt Valley Reservoir Dam. Comment
  CAS-BOT-BC145809  Beckmannia syzigachne David D. Keck 1932-7-3 1688 Plumas Northern Sierra Nevada. Quincy. 1065 Comment
  CAS-BOT-BC145811  Beckmannia syzigachne Robert J. Weatherby 1950-7-28 1502 Plumas Marshy border of Indian Creek, 2 miles south of Crescent Hills. 1036 Comment
  POM223294  Beckmannia syzigachne L. S. Rose 1934-7-23 34404 Plumas Vinton 1524 Comment
  UC1028651  Beckmannia syzigachne Robert J. Weatherby 1950-7-26 1502 Plumas marshy creek border 2 mi s Crescent Mills; Indian Creek 1036 Comment
  POM106525  Betula nana Marcus E. Jones 1897-7-5 s.n. Plumas Prattville. 1372 Comment
  RSA523380  Bidens cernua Barbara Ertter 1988-10-21 8003 Plumas Lake Almanor, E end of causeway ca 1.5 mi E of Chester on Hwy 36. 1341 Comment
  OBI43752  Bidens frondosa R. D. Goeden 1986-9-10 s.n. Plumas NE shore of Round Valley Reservoir, 3 mi S of Greenville, Plumas Natl forest 1372 Comment
  CAS-BOT-BC128018  Blepharipappus scaber M. S. Taylor 1982-6-10 4625 Plumas along 23N72, 1/2 mi w of Table Rock, ca. 2.5 mi ne of Beckwourth 1676 Comment
  SEINET10474480  Blepharipappus scaber Mary Susan Taylor 1982-6-28 Taylor 4765 A Plumas T23N R14E nw/ne sec 27. Portola quad. Ramelli Ranch, between Calpine Rd (109), and cow pastures; s side of Hwy 70, ca. 1 mi w of Beckwourth. 4880 ft. Plumas National Forest property. 1487 Comment
  UCD129602  Blepharipappus scaber M. S. Taylor 1982-6-28 4765 -A Plumas Ramelli Ranch, between Calpine Road (109) and cow pastures, south side of Highway 70. Around 1 mile west of beckwourth. 1487 Comment
  CAS-BOT-BC16866  Boechera Catherine Best 1979-6-14 s.n. Plumas Sierra Nevada. Eureka Park, 1 mile east of river on main road. Comment
  CAS-BOT-BC16874  Boechera Walter Knight; Irja Knight; John Thomas Howell; Gordon H. True 1967-5-7 1830 Plumas The Butterfly Botanical Area and Vicinity. At confluence of Butterfly Creek and Spanish Creek. 883 Comment
  SFV10382  Boechera arcuata M. L. Vincent 1964-4-8 517 Plumas Sierra Nevada Near North Fork Bridge 9-02. 580 Comment
  UC726311  Boechera breweri A. A. Heller 1942-5-8 16453 Plumas 3 mi w Belden (along Hwy 24) Comment
  CAS-BOT-BC16183  Boechera davidsonii W. D. Dakan 1973-7-12 s.n. Plumas Sierra Nevada. Plumas National Forest. Round Lake. 2133 Comment
  CAS-BOT-BC17212  Boechera horizontalis Lowell Ahart 1986-7-8 5356 Plumas Sierra Nevada. Ca. 1 mile northwest of Pilot Peak, ca. 14 miles northeast of La Porte. 1950 Comment
  CAS-BOT-BC13856  Boechera inyoensis M. S. Taylor 1982-7-21 4893 Plumas Ca. 5 miles southeast of Quincy. Around south end of Bachs Creek Ridge. 1752 Comment
  CAS-BOT-BC14108  Boechera pauciflora Walter Knight; Irja Knight 1967-5-22 1907 Plumas Butterfly Botanical Area and Vicinity. Mouth of Butterfly Creek. 883 Comment
  CHSC63450  Boechera pinetorum Lowell Ahart 1994-7-22 7493 Plumas Plumas and Sierra counties. Ravine, south of the Pacific Crest Trail, north-west side of the large twin rocks on the north-east side of Mount Etna. 1981 Comment
  CHSC89292  Boechera pinetorum G. Douglas Barbe; T. C. Fuller 1982-7-15 3747 Plumas Sierra Nevada. Road cut, 5.2 miles northeast of junction with road to Red Hill, Plumas National Forest. 1524 Comment
  SEINET3166401  Boechera puberula P. J. Alexander 2009-5-25 1039 -A Plumas East slope of the northern Sierra Nevada, S side of Frenchman Reservoir, 0.3 miles ENE of the center of the dam, 7.2 miles NNW of Chilcoot, Plumas National Forest. 1774 Comment
  CHSC54318  Boechera rectissima Vernon H. Oswald; Lowell Ahart 1991-6-18 4678 Plumas Forest Rd 28N38, 1.7 miles northeast of its junction with County Rd 201 (Old Haun Rd), ca. 4 miles (air) north-northwest of Greenville. 1463 Comment
  CHSC62536  Boechera rectissima B. Castro 1993-7-20 485 Plumas Ca 2 air mi W of Bucks Lake, ca 1 mi N of Grizzly Ck, on ridge between USFS Rds 23N42 and 23N42A. 1645 Comment
  JEPS102239  Boechera sparsiflora L. P. Janeway 1996-5-7 4962 Plumas Northern High Sierra Nevada. Soda Creek, along Road 25N22 0.3 mi northwest of Hwy 70 and East Branch North Fork Feather River, at first creek crossing. 902 Comment
  CAS-BOT-BC25719  Boechera sparsiflora John Thomas Howell; Gordon H. True 1973-7-31 50116 Plumas Sierra Nevada. Diamond Range. Summit ridge of Thomspon Peak. 2194 Comment
  SEINET10453126  Boisduvalia densiflora Mary Susan Taylor 1982-8-27 Taylor 5060 Plumas T23N R14E s/ne sec 28. Portola quad. Ramelli Ranch, where Feather River crosses RR tracks and along river, ca. 1.5 mi sw of Beckwourth. 4880 ft. Plumas National Forest. 1487 Comment
  CHSC82537  Botrychium simplex var. compositum Lowell Ahart 2002-6-26 9785 Plumas In meadow, about 150 yards south of the road, about 3/4 mile (air) west of Lumpkin Ridge Road, about 1 mile southeast of Tamarack Flat, about 2 miles (air) northwest of Little Grass Valley Reservoir dam, about 5 miles (air) northwest of La Porte. 1716 Comment
  CHSC82542  Botrychium simplex var. compositum Lowell Ahart; John Dittes, Josephine Guardino 2002-7-2 9835 Plumas In a meadow, about 150 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. 1716 Comment
  CHSC83012  Botrychium simplex var. compositum Lowell Ahart 2002-9-8 9934 Plumas In a meadow, near a small pond, about 200 yards north of Lumpkin Ridge Road, about 3/4 mile (air) northeast of Little Grass Valley Reservoir dam, about 4 miles (air) northwest of La Porte. 1634 Comment
  JEPS99046  Botrychium simplex var. compositum Lowell Ahart 2002-7-2 9836 Plumas 1 mi SE of Tamarack Flat (5 air mi NW of La Porte); Lumpkin Ridge Road 1701 Comment
  CAS-BOT-BC417625  Boykinia major M. S. Taylor 1982-7-21 4889 Plumas Along Willow Creek, ca. 1/2 mi. nw of Nelson Point, ca. 5 mi se of Quincy. 1310 Comment
  CHSC34280  Brickellia californica M. S. Taylor 1981-9-14 4278 Plumas W side of Hwy 89, ca. 1 air mi N of Hwy 70, ca. 10 air mi W of Quincy. 914 Comment
  JEPS94512  Brickellia californica Vernon Oswald and Lowell Ahart 1997-9-18 8870 Plumas 10.7 mi n of the Butte-Plumas County line (Highway 70 between Tobin and Belden, on bank of North Fork Feather River); North Fork Feather River, Highway 70 627 Comment
  JEPS28594  Brickellia greenei George W. Gillett 1957-7-13 756 Plumas along direct route to the Devils Kitchen (slope below Sifford Lakes, Lassen Volcanic National Park); Lassen Volcanic National Park 2057 Comment
  CAS-BOT-BC484272  Brodiaea elegans subsp. elegans Mary Wells 1986-6-11 780 Plumas Gold Lake Road between Graeagle and Gold Lake Comment
  UCD60275  Bromus A. A. Heller 1915-7-7 12053 Plumas Near the summit of Soapstone ridge 12 miles west of Bucks. 1676 Comment
  SBBG484  Bromus carinatus A. A. Beetle 1941-6-28 2802 Plumas St Hwy 36, 10 mi W of Chester 1524 Comment
  UCD32649  Bromus carinatus Beecher Crampton 1954-7-5 2041 Plumas Plumas County, 1.5 miles north of Greenville, along highway 89. 1127 Comment
  CHSC96984  Bromus carinatus var. carinatus Lowell Ahart; Josephine Guardino 2007-7-20 14316 Plumas South of a small drainage, northeast of a large meadow, east of Lighting Tree Campground, east of the paved road, east side of Lake Davis. 1789 Comment
  CAS-BOT-BC148705  Bromus carinatus var. marginatus Hans Leschke 1955-8-30 s.n. Plumas Lassen Volcanic National Park. Near Sulphur Works entrance station. 2133 Comment
  CAS-BOT-BC148714  Bromus carinatus var. marginatus John Thomas Howell; Gordon H. True 1973-7-31 50104 Plumas Sierra Nevada. Summit ridge of Thompson Peak, Diamond Range. 2194 Comment
  CAS-BOT-BC148720  Bromus carinatus var. marginatus Clare B. Hardham 1970-8-8 17701 L Plumas Road to Thompson Peak Lookout. 2133 Comment
  UCD58435  Bromus commutatus Lewis S. Rose 1968-6-10 68087 Plumas Quincy. 1036 Comment
  CAS-BOT-BC155796  Bromus diandrus John Thomas Howell 1961-6-21 36670 Plumas Sierra Nevada. Greenville. 1097 Comment
  CAS-BOT-BC155052  Bromus hordeaceus John Thomas Howell 1961-6-21 36666 A Plumas Sierra Nevada. Greenville. 1097 Comment
  CHSC97510  Bromus inermis subsp. inermis Lowell Ahart; John Dittes 2007-6-17 14190 Plumas Meadow, about 100 yards southwest of County Road 111 (Beckwourth Genesee Road), about 1/4 mile southeast of bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1654 Comment
  CDA14126  Bromus laevipes G. F. Hrusa 1997-5-3 13816 Plumas Sierra Nevada; E side of Rattlesnake Creek, S of Hwy 70 approx. 15 mi. E of Quincy. Comment
  UC1131201  Bromus madritensis subsp. rubens G. T. Nordstrom 1934-7-10 212 Plumas 2 1/2 mi sw of Gravel Range (Plumas National Forest); Plumas National Forest 1493 Comment
  CAS-BOT-BC162151  Bromus orcuttianus George W. Gillett 1957-7-17 805 Plumas Lassen Volcanic National Park. In upper Willow Lake Meadow, near the east inlet. 1661 Comment
  CHSC24278  Bromus orcuttianus K. R. Stern 1975-7-23 Plumas W side of Lake Almanor. Comment
  CHSC80903  Bromus orcuttianus Lowell Ahart; Vernon H. Oswald 2001-7-23 8998 Plumas Along the edge of the dirt road, near sign of stagecoach robbery, about 1/2 mile north of Humboldt Summit. 1828 Comment
  JEPS106342  Bromus orcuttianus Lowell Ahart 2004-7-27 11319 Plumas On the west side of the dirt road (Forest Road 10), about 100 yards northeast of the bridge across Hopkins Creek, about 1 1/4 miles (air) southwest of Blue Nose Mountain, about 9 3/4 miles (air) northeast of La Porte 1711 Comment
  UCD59269  Bromus orcuttianus John Thomas Howell 1960-8-20 36274 Plumas Lassen Volcanic National Park. Drakesbad. 1676 Comment
  CAS-BOT-BC185649  Bromus tectorum John Thomas Howell 1977-6-20 52411 Plumas Sierra Nevada. On the peninsula of Lake Almanor. 1371 Comment
  CDA12088  Bromus tectorum G. F. Hrusa, G. L. Webster 1989-5-1 7021 Plumas Modoc Plateau; Beckwourth Pass approx. 3 miles E of Vinton on Hwy 70-at the Plumas/Lassen County line. Comment
  UC1024783  Bromus tectorum Leo Whitney 1934-8-7 2340 Plumas 10 mi nw of Portola (3 mi e of the Cate Place, Plumas National Forest, n end of Big Grizzley Valley); Plumas National Forest, Big Grizzley Valley 1828 Comment
  CHSC115060  Calamagrostis rubescens Don Lepley 2013-7-7 Plumas Lassen National Forest, Almanor Ranger District. Near north side of Road 26N08 less than a mile from Grizzly Creek, on northeast flank of a shoulder between Soda and Grizzly Creeks. 1363 Comment
  CHSC114408  Calamagrostis stricta subsp. inexpansa Don Lepley 2014-9-26 Plumas Lassen National Forest; Almanor Ranger District. Along Rock Creek, about 1/4 mile below crossing of Road 29N55. 1743 Comment
  UC1042413  Calandrinia ciliata John Thomas Howell 1951-6-28 27688 Plumas Jamison Creek Sierra Nevada 1584 Comment
  JEPS102517  Callitriche hermaphroditica Lowell Ahart 2001-9-18 9281 Plumas In shallow water of Freeman Creek, on the strand of Lake Davis. 1761 Comment
  CHSC9718  Calocedrus decurrens Nancy Mosman 1971-7-3 84 Plumas About 25 ft from Feather River along road 0.5 mi s of Belden turnoff and Hwy 70. 1025 Comment
  UC625475  Calochortus coeruleus Frank W. Gould 1938-6-26 456 Plumas 3 mi n Greenville 1127 Comment
  CAS-BOT-BC490274  Calochortus leichtlinii Anna Head 1920-7-25 s.n. Plumas Feather River region Comment
  CAS-BOT-BC491832  Calochortus leichtlinii Alice Eastwood 1927-6-27 14882 Plumas On road from Chilcott Comment
  CAS-BOT-BC491836  Calochortus leichtlinii John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54217 Plumas About 5 miles southeast of Mt. Hough on the road to Quincy 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
  SEINET5323731  Calochortus leichtlinii M. J. Williams 1966-7-11 s.n. Plumas Near Luther Ridge road, above Johnsville 2286 Comment
  CAS-BOT-BC483480  Calochortus minimus A. A. Heller 1915-7-7 12066 Plumas Near the summit of Soapstone Ridge, 12 miles west of Bucks in the Sierra Nevada 1676 Comment
  CHSC67729  Calochortus nudus James D. Jokerst 1979-6-23 265 Plumas E edge of Meadow Valley meadow, ca. 100 m S of creek, 200 m SW of intersection of Meadow Valley Creek and forest service road to Deans Meadow. Comment
  SBBG22517  Calochortus nudus H. and M. Dearing 1938-7-1 2256 Plumas 1 mi E of Lake Almanor Comment
  CAS-BOT-BC493420  Calochortus nudus B. Ertter; G. Schoolcraft 1987-6-17 1737 Plumas About 2 miles N. of Chester, Susanville 1402 Comment
  CDA15382  Calochortus tolmiei G. F. Hrusa 1997-5-3 13837 Plumas Sierra Nevada; in 2.5 mi. E of Spring Garden on Hwy 70, and 0.5 m. S of Estray Ck. Comment
  CHSC4593  Caltha leptosepala var. biflora C. Glascock 1965-6-12 438 Plumas In meadow ca. 20 ft. from the 'Hutchin's Cabin' ca. 1/2 mi. from the n shore of Buck's Lake (ca. 3/4 mi. from dam). 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
  UC1136659  Calyptridium monospermum D. Axelrod 1934-6-9 34 Plumas 2 mi nw of Lexington Hill (Plumas National Forest); Plumas National Forest 1767 Comment
  CHSC110241  Calyptridium umbellatum L. P. Janeway 2012-6-2 10848 Plumas Northern High Sierra Nevada. Plumas National Forest; top of Mt. Ararat, 6.5 km southeast of Bucks Lake. 1833 Comment
  CHSC20837  Calyptridium umbellatum K. R. Stern 1975-7-23 5825 Plumas NW shore of Lake Almanor. 1371 Comment
  CHSC37021  Calyptridium umbellatum M. S. Taylor 1982-5-19 4485 Plumas Ramelli Ranch, ca. 1 mi w of Beckwourth. 1487 Comment
  CHSC57444  Calyptridium umbellatum L. P. Janeway 1984-9-1 1100 Plumas Lakes Basin Recreation Area; north-facing slope above Round Lake. 2133 Comment
  JEPS52528  Calyptridium umbellatum R. H. Platt 1891-1 Plumas The Sierras Comment
  UC569878  Calyptridium umbellatum D. Axelrod 1934-6-9 18 Plumas 2 1/4 mi nw of Lexington Hill 1767 Comment
  CDA9319  Calystegia occidentalis subsp. fulcrata D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-2 6 .273 Plumas About 20 miles east of Oroville on edge of canyon oak forest along roadcuts. Mark 84 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
  POM181053  Calystegia occidentalis var. tomentella A. A. Heller, P. B. Kennedy, A. H. Heller 1907-7-15 s.n. Plumas Near mouth of Little Grizzly Creek below Genessee. Comment
  UC119748  Camassia quamash subsp. breviflora T. S. Brandegee 1892-7-2 Plumas Prattville Comment
  CAS-BOT-BC497561  Camassia quamash subsp. breviflora A. L., Mrs. Coombs 1906-1-1 s.n. Plumas Prattville Comment
  CAS-BOT-BC160893  Camissonia tanacetifolia subsp. tanacetifolia Lowell Ahart 1981-9-6 3099 Plumas 1 1/2 miles SW of Crescent Mills 1200 Comment
  RSA186579  Camissonia tanacetifolia subsp. tanacetifolia T. Mosquin, J. M. Gillett 1963-7-14 5302 Plumas Middle Fork of Feather River just N of Mohawk Comment
  JEPS11843  Campanula prenanthoides W. L. Jepson 1939-7-31 19302 Plumas half-way between Meadow Valley and Bucks Valley (lower slopes of Spanish Peak); Spanish Peak Comment
  SEINET10463197  Campanula prenanthoides Roxana S. Ferris, L. Lorraine 1941-8-8 Ferris 10419 Plumas 3 miles from Greenville on road to Lake Almanor. Comment
  SEINET10463286  Campanula prenanthoides Reed 1941-7-31 Reed s.n. Plumas FOREST LODGE, DRY HILLSIDE 3500 Comment
  SEINET10840316  Campanula prenanthoides Willis L. Jepson 1939-7-31 Jepson 19302 Plumas Canyon bottom, halfway between Meadow Valley and Bucks Valley, Spanish Peak, lower slopes Comment
  CAS-BOT-BC37134  Capsella bursa-pastoris D. A. McMillan 1915-6-23 12 Plumas Long Valley. 1767 Comment
  CHSC58259  Cardamine breweri Lowell Ahart 1992-5-25 6778 Plumas Along the edge of Hopkins Creek, about 1/2 mile south of Turkey Town, west of Blue Nose Mountain. 1828 Comment
  RSA0116212  Cardamine breweri Marcus E. Jones 1897-7-2 s.n. Plumas Near Pratville at Clear Creek 1524 Comment
  CHSC87813  Cardamine breweri var. breweri Lowell Ahart; John Dittes, Josephine Guardino, Robert Schlising 2004-6-14 11065 Plumas On the margins of a very small stream, in a large meadow, on the south side of the dirt road (Forest 24N10), about 1/4 mile west of Cow Creek, west of Lake Davis, about 9 1/4 miles northeast of Slote. 1796 Comment
  CAS-BOT-BC471264  Cardamine cordifolia John Thomas Howell; Gordon H. True; Wayne Dakan 1974-7-30 50635 Plumas Sierra Nevada. Headwaters of Indian Creek SE of Diamond Mt. 2164 Comment
  CDA37791  Cardamine nuttallii G. D. Barbe, T. C. Fuller 1982-6-16 3791 Plumas Plumas National Forest; Below Mud lake, 3/4 mi NE of Eisenheimer Peak. 2097 Comment
  JEPS96798  Cardamine nuttallii Dean W. Taylor 1997-4-9 15946 Plumas Wolf Creek N of Greenville; Plumas National Forest Comment
  JEPS117925  Cardamine pachystigma John Dittes 2005-7-4 1195 Plumas drainage of Lights Creek ca. 10.8 air miles northeast of Taylorsville ca. 7.3 air miles southwest Diamond Mountain ca. 4.2 air miles east of Moonlight Peak east of Lght Creek; Cascade Range 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
  JEPS118398  Carex abrupta Lowell Ahart 2011-9-17 17662 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
  CHSC108473  Carex angustata Lowell Ahart 2011-9-20 17694 -A Plumas Small gravel bar on the east side of East Branch Creek, on the east side of Quincy La Porte Road, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about 1 mile northeast of La Porte. 1593 Comment
  CHSC47002  Carex angustata L. P. Janeway 1989-8-4 3554 Plumas Plumas National Forest. East side of Eureka Ridge near headwater springs of Bear Cr. 1889 Comment
  CHSC84926  Carex angustata L. P. Janeway; B. Castro 2003-9-6 7978 Plumas High Cascade Range. Along un-named lake split by the Caribou Wilderness Area boundary, 2.4 km west of Hay Meadow. 2057 Comment
  CAS-BOT-BC17929  Carex angustata Mrs. H. C. Cantelow 1938-7-4 2275 Plumas Meadow at Drakesbad. Comment
  CAS-BOT-BC17932  Carex angustata L. P. Janeway 1990-7-3 3760 Plumas Plumas National Forest. Beckwourth Ranger District. Cascade Compartment. 1905 Comment
  CAS-BOT-BC19726  Carex athrostachya John Thomas Howell 1959-9-22 34862 Plumas Drakesbad. 1737 Comment
  CAS-BOT-BC19727  Carex athrostachya John Thomas Howell 1960-7-23 35944 Plumas Lassen Volcanic National Park. Drakesbad. Near Soda Springs. 1828 Comment
  CAS-BOT-BC19734  Carex athrostachya Lewis S. Rose 1968-6-10 68094 Plumas Quincy. 1036 Comment
  CHSC97184  Carex athrostachya Lowell Ahart; John Dittes, Josephine Guardino 2007-6-8 14032 Plumas Strand of Lake Davis, southeast of the end of the road, north end of Lake Davis. 1763 Comment
  JEPS113801  Carex athrostachya Lowell Ahart, John Dittes, Josephine Guardino 2007-6-8 14032 Plumas Strand of Lake Davis, southeast of the end of the road, north end of Lake Davis 1763 Comment
  RSA59915  Carex athrostachya E. K. Balls 1950-9-15 15836 Plumas North Fork Feather River, 6 miles northwest of Chester. 1402 Comment
  SEINET13710922  Carex athrostachya Lowell William Ahart, Lowell William Ahart 2001-1 9197 Plumas 3/4 Mi. NE of Chester along Lake Almanor (T28N, R7E, sec 4, NE 1/4) 4500 Ft. 1372 Comment
  CAS-BOT-BC19135  Carex aurea Mrs. H. C. Cantelow 1938-7-4 s.n. Plumas Drakesbad. Comment
  JEPS106374  Carex aurea Lowell Ahart, John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11157 Plumas Edge of a small seep, in a small meadow, on the north side of a forest road, about 1/4 mile north of Taylor rock, about 1 mile (air) southwest of Grizzly Peak, about 5 miles (air) south of Taylorsville, about 8 miles (air) northeast of Quincy 2139 Comment
  CAS-BOT-BC19632  Carex brainerdii John Thomas Howell 1926-7-23 2097 Plumas Near Prattville. 1463 Comment
  CHSC41163  Carex brainerdii L. P. Janeway 1985-6-27 1204 Plumas Near the U.C. Forestry Camp, southwest of Meadow Valley. F.S. Rd 23N16--Schneider Cr Rd. 1182 Comment
  CHSC53569  Carex brainerdii L. P. Janeway 1987-5-28 2103 Plumas Along Hwy 36 0.2 mi E of turn to N Shore Lake Almanor and Almanor Peninsula. 1493 Comment
  CHSC63191  Carex brainerdii Lowell Ahart 1994-6-17 7360 Plumas On the west side of a poor logging road, on the west side of Sly Creek, about 1/10 mle north of the locked gate, about 1 mile east of Sly Creek Reservoir. 1097 Comment
  SEINET13344652  Carex brainerdii J. T. Howell, Gordon H. True 1967-5-7 42186 Plumas Sierra Nevada, Injin Jim Campground [now James Lee Campground] at confluence of Granite Creek and North Fork of Feather River 610 Comment
  CAS-BOT-BC19629  Carex brainerdii L. P. Janeway; Gary Benson; Leigh Wingett 1985-7-10 1207 Plumas Along the Hungry Creek Road ca. 0.5 mile north of the Antelope Res. Road. 1554 Comment
  UCD140197  Carex brainerdii L. P. Janeway 1996-6-4 4985 Plumas 0.5 mile northeast of Deer Creek and 2.0 mile south of Spanish Creek; north side of logging spur road 0.6 mile east of Road 24N23X. 1318 Comment
  CDA33040  Carex cusickii L. P. Janeway 2000-7-7 6881 Plumas Northern High Sierra Nevada; Drainage bottom at head of an upper northern branch of Spanish Creek, about 1.1 km northeast of Maple Flat. Comment
  CAS-BOT-BC20695  Carex fracta John Thomas Howell 1951-6-28 27650 Plumas Sierra Nevada. Johnsville. 1584 Comment
  CDA17843  Carex fracta G. D. Barbe, J. T. Howell & T. C. Fuller 1981-6-23 3157 Plumas Long Valley, 0.4 mile S of junction, Dixie Canyon-Round Valley and Canyon Dam roads, at Maxwell Mine Road. 1633 Comment
  CHSC101953  Carex fracta Lowell Ahart; John Dittes 2009-7-27 16172 Plumas On dry soil, about 10 yards northwest of the small pond, headwaters of Grizzly Gulch, 2.1 miles (air) northeast of Butt Valley Reservoir Dam. 1479 Comment
  CHSC76322  Carex fracta G. F. Hrusa; B. Smith, T. D. Wilfred 1996-7-16 13258 Plumas Northern California, Sierra Nevada, Plumas National Forest. Near creek in low valley below headwaters of Bull Run Creek off USFS 23N12E. [Original lat./long. on label is '39 54 N; 120 38 W']. 2000 Comment
  CHSC92294  Carex fracta Lowell Ahart; Josephine Guardino 2005-8-10 12318 Plumas South of a small wet meadow, south of a small branch of Lights Creek, east side of Forest Road 27N54, about 5 1/2 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1821 Comment
  CDA33081  Carex gigas G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-23 3124 Plumas 2.65 miles west of Round Valley Reservoir Dam. Comment
  CHSC109664  Carex hassei Lowell Ahart 2012-7-1 18263 Plumas On the east side of the dirt road to the large pipe, about 1/4 mile east of Caribour Road, about 3-1/2 miles (air) northeast of Belden. 807 Comment
  CHSC105842  Carex heteroneura var. heteroneura Lowell Ahart 2010-7-27 16932 Plumas Damp meadow, about 150 yards north of the South Fork of the Feather River, north side of Forest Road 22N68, about 1/4 mile southwest of the Feather Fork Mine, about 1- 1/2 miles (air) northeast of Little Grass Valley Reservoir. 1634 Comment
  JEPS107624  Carex integra Lowell Ahart, Josephine Guardino 2005-8-9 12271 Plumas In a small drainage that runs into Fant Creek, west of the meadow, about 250 yards southwest of Fant Creek and the corral, north of Forest Road 27N09, about 6 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake 1597 Comment
  CHSC42689  Carex laeviculmis L. P. Janeway 1987-6-20 2282 Plumas Ravine on N side of South Branch Middle Fork Feather River below Whiskey Hill. 1158 Comment
  JEPS114932  Carex laeviculmis Lowell Ahart 2008-7-9 15058 Plumas Wet meadow area with a small stream, just northwest of the culvert, on the northwest side of the good logging road, north of the South Fork of the Feather River, about 1/2 mile southwest of the Feather Fork Mine, about 1 mile northeast of Little Grass Val 1645 Comment
  RSA770095  Carex laeviculmis L. P. Janeway, B. Castro 2009-7-18 9863 Plumas Northern High Sierra Nevada. Lower end of Rock Island Ridge, just southwest of (below) Road 23N27, 0.3 road km south of the 18 Road. 1526 Comment
  CHSC46712  Carex lasiocarpa V. Oswald; W. Dempsey 1989-8-24 3963 Plumas Little Willow Lake on the s edge of Lassen Volcanic National Park, ca. 1.1 mi (air) nw of Chester. 1828 Comment
  CHSC102605  Carex lemmonii L. P. Janeway; B. Castro 2009-7-4 9843 Plumas Northern High Sierra Nevada. upper end of Rock Island Ridge, in small open meadow in larger mountain alder thicket drainage sloping east, head of a western tributary of Toland Creek. 1576 Comment
  CAS-BOT-BC31519  Carex limosa Thomas Griggs 1975-6-1 237 Plumas Bucks Lake Area. Comment
  CAS-BOT-BC31572  Carex luzulifolia Robert J. Weatherby 1955-6-26 1543 Plumas Mud Lake, Lakes Basin Area. 2103 Comment
  CAS-BOT-BC31640  Carex luzulina var. ablata L. P. Janeway 1990-6-27 3734 Plumas Mt. Ingalls quad. Headwaters of Joseph Creek on NE side of Grizzly Ridge. 2103 Comment
  CHSC109841  Carex multicostata L. P. Janeway 2012-8-8 11049 Plumas Northern High Sierra Nevada. Plumas National Forest; east side of West Branch Nelson Creek; just east of the Gibsonville-Johnsville Road bridge across West Branch Nelson Creek; 2.5 air km east of Stafford Mtn. 1745 Comment
  CHSC74010  Carex multicostata B. Castro; L. Gehrung 1998-10-1 851 Plumas Ca 5.5 air mi NE of Little Grass Valley Reservoir, on ridge just west of Pilot Peak and overlooking upper end of S Fork Feather River. On N side river's crossing of USFS Rd 22N60, in small moist glade just SE of the Pacific Crest Trail (across trail from serpentine outcrop). 1981 Comment
  CHSC52549  Carex nebrascensis L. P. Janeway 1989-7-7 3460 Plumas Plumas National Forest. Near to Lava Spring, just off the NE side of Red Clover Valley. 1737 Comment
  CHSC55564  Carex nebrascensis L. P. Janeway 1990-7-11 3792 Plumas Plumas National Forest. About 1/4 mi east of Emigrant Creek and about 1/4 mi south of Little Grizzly Creek. Southerly finger of meadows along Little Grizzly Creek. 1775 Comment
  JEPS118392  Carex nebrascensis Lowell Ahart 2011-9-20 17694 -A Plumas Small gravel bar on the east side of East Branch Creek, on the east side of Quincy La Porte Road, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about 1 mile northeast of La Porte 1593 Comment
  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
  CHSC110385  Carex nervina Lowell Ahart 2012-9-5 18436 Plumas Meadow at the end of a small stream that flowes 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 LaPorte. 1889 Comment
  SEINET4231858 Image available Carex pachycarpa L. Ahart, Dittes, J; Guardino, J 2009-1 16108 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. Comment
  CHSC99400  Carex pachystachya Robert F. C. Naczi; Lawrence P. Janeway 2004-7-24 10541 Plumas Ca. 14 mi WSW of village of Almanor, along tributary of Butt Creek, W of Humboldt Road (county route 308). 1746 Comment
  SEINET7570350 Image available Carex pachystachya Lewis S. Rose 1968-6-10 68085 Plumas Quincy Meadow. 1036 Comment
  UC1100507  Carex pellita Malcolm A. Nobs, S. Galen Smith 1949-8-19 1442 Plumas Butterfly Valley Comment
  CHSC101957  Carex petasata Lowell Ahart; John Dittes, Josephine Guardino 2009-7-29 16207 Plumas On dry rocky soil, drainage from a snow lake, on the south side of Forest Road 26N67F3, 1.2 miles (air) northeast of Rush Creek Hill, 2.6 miles (air) east-southeast of Caribou Powerhouse. 1677 Comment
  CHSC52550  Carex rossii L. P. Janeway 1989-7-7 3467 Plumas Plumas National Forest. Near creek just E of Lava Spring; above the NE side of Red Clover Valley. 1767 Comment
  CHSC53661  Carex rossii L. P. Janeway 1989-6-8 3273 Plumas Plumas National Forest. Near Jackson Cr, just E of Feather River Hwy (hwy 70/89) at upper end of Jackson Cr campground. 1386 Comment
  SEINET10818096  Carex rostrata Mary Susan Taylor 1982-7-12 Taylor 4819 Plumas T23N R11E sw1/4 sec 21. Blue Nose Mt quad. Abundant in wet montane meadow in McRae Meadow, ca. 6 mi w of Mohawk. With Trifolium repens, Geum macrophyllum. 1890 Comment
  CHSC47348  Carex scabriuscula L. P. Janeway 1989-6-9 3286 Plumas Cyn of E Br N Fk Feather River, 5.4 mi E of the river mouth and Caribou Rd, along Hwy 70. 822 Comment
  CAS-BOT-BC28305  Carex scopulorum var. bracteosa John Thomas Howell 1976-7-15 s.n. Plumas Snake Lake, ca 4 mi NW of Quincy. 1219 Comment
  UC1552734  Carex senta Frederica Bowcutt 1985-6-6 569 Plumas ca. 15 air mi. n.e. Quincy (s.w. of Babcock Peak ca. 3 air mi., along Last Chance Creek); Last Chance Creek Comment
  CAS-BOT-BC117519  Carex sheldonii L. P. Janeway; Jim Battigan; Stacy Scott 1989-7-6 3453 Plumas Along Red Clover Cr and Red Clover Valley, 1.5 mi W of the Clover Valley Ranch bldgs 1652 Comment
  JEPS113547  Carex simulata Lowell Ahart, Josephine Guardino 2007-7-21 14364 Plumas Shallow water in a small stream, near a spring, open dry flat, south of the dirt road, about 1/2 mile (air) south of Bagley Pass, about 400 yards north of Lake Davis 1787 Comment
  CHSC116366  Carex simulata Sara M. Taylor; Scott Batiuk 2012-9-14 78 Plumas Plumas National Forest. Rocky Knoll West. Follow Rd 24N33 to the Mill Creek Trailhead, near where Right Hand Salt Creek meets Mill Creek. Follow Mill Creek Trail north for ~350 m then bushwhack ~800 m to fen/meadow. UTM Zone 10, 4422884 N, 655393 E. 1831 Comment
  UC1133452  Carex spectabilis L. S. Smith 1927-8-10 2163 A Plumas Gold Lake Tahoe and Plumas Forest, Downieville Quadrangle 2133 Comment
  CAS-BOT-BC115987  Carex subfusca Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region. Comment
  CAS-BOT-BC115996  Carex subfusca John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-22 54116 Plumas 10.6 mi NE of La Porte on road to Quincy. 1889 Comment
  CDA17814  Carex subfusca G. D. Barbe, J. T. Howell (54237 at CAS) & T. C. Fuller 1981-6-24 3224 Plumas Rhinehart Meadow at 1.0 mile S of junction of Mt. Hough-Crystal Lake Road with China Grade Road (road to Taylorsville). 1676 Comment
  CHSC110386  Carex subfusca Lowell Ahart 2012-9-5 18443 Plumas Along the east side of the South Fork of the Feather River, about 2/3 mile (air) southwest of Pilot Peak, about 9 miles (air) northeast of La Porte. 1940 Comment
  CHSC48067  Carex subfusca L. P. Janeway 1989-6-22 3368 Plumas Plumas National Forest. Slopes between Crocker Mtn and Crocker Mdw, near rd 24N49Y. 1804 Comment
  CHSC63285  Carex subfusca Lowell Ahart 1994-6-17 7359 Plumas Small 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
  CHSC92308  Carex subfusca Lowell Ahart; John Dittes 2005-9-19 12379 Plumas On the edge of the bank, on the south side of Taylor Lake, about 6 miles (air) southwest of Antelope Lake. 2080 Comment
  SEINET4292178 Image available Carex subfusca Unknown 2006-1 12923 Plumas About 100 yards north of the paved basalt road, about 3 3/4 miles (air) northwest of Tamarack Flat, about 5 3/4 miles (air) northwest of Little Grass Valley Reservoir. Comment
  CAS-BOT-BC115992  Carex subfusca Clare B. Hardham 1970-8-8 17701 Plumas Thompson Peak. 2286 Comment
  RSA97965  Carex subfusca J. T. Howell 1951-6-27 27600 Plumas McRae Meadow. 1982 Comment
  SEINET10946214  Carex subfusca Lawrence P. Janeway 1989-6-22 Janeway 3368 Plumas Crocker Mtn, Quad, T24N, R14E, corner of Secs. 28, 29, 32, 33. Slopes between Crocker Mtn and Crocker Meadow, near rd 24N49Y. 1804 Comment
  CAS-BOT-BC115407  Carex utriculata John Thomas Howell 1976-7-15 51854 Plumas Snake Lake, ca 4 mi NW of Quincy. 1219 Comment
  CHSC77073  Carex utriculata G. Douglas Barbe; T. C. Fuller 1982-6-17 3864 b Plumas Frenchman Lake Region. 2 miles N of Turkey Point Fishing Access; marshy seep area at the shore of the N arm of the lake. 1706 Comment
  CHSC117728  Carex utriculata Lowell Ahart 2016-8-30 21324 Plumas On the southeast side of the pond, about 100 yards west of the Pacific Crest Trail on Bunker Hill Ridge, about 1 1/2 miles (air) southeast of Pilot Peak. 2044 Comment
  JEPS49032  Carex utriculata Leland S. Smith 1927-8-10 2174 Plumas Gold Lake amd Gold Valley 2255 Comment
  SEINET7579973 Image available Carex vesicaria Unknown 2006-9-9 8880 Plumas Reading Peak 7.5' quad, High Cascade Range, west shore of Jedidiah Colter Lake, between Blue Lake and North Arm Rice Creek. 1981 Comment
  JEPS117657  Carex whitneyi Lowell Ahart 2010-7-27 16929 Plumas About 150 yards west of the South Fork of the Feather River, west side of Forest Road 22N68, about 1/4 mile southwest of the Feather Fork Mine, about 1 1/2 miles (air) northeast of Little Grass Valley Reservoir 1575 Comment
  CAS-BOT-BC59033  Cassiope mertensiana Anna Head 1921-1-1 s.n. Plumas Feather River Region Comment
  CHSC75540  Castilleja applegatei G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-24 3201 Plumas Mt. Hough-Crystal Lake Road 0.5 mile north of Taylor Creek Road (to Solomon Saddle). 1584 Comment
  SJSU14202  Castilleja applegatei subsp. pallida N. A. Hopkins 1989-8-7 1573 Plumas near Red Clover Cr near Red Clover Valley between Beckwourth & Genessee Valley 1676 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-BC249718  Castilleja applegatei subsp. pinetorum A. A. Heller; P. B. Kennedy 1907-7-3 8701 Plumas Hills above Red Clover Valley Comment
  CHSC116107  Castilleja applegatei subsp. pinetorum Lowell Ahart 2015-7-4 20291 Plumas On the north side of the paved road, about 1 1/2 mile north of the intersection of Lumpkin Ridge Road and road to Little Grass Valley Reservoir, about 2 1/2 miles (air) north of Little Grass Valley Reservoir dam. 1720 Comment
  CHSC117453  Castilleja applegatei subsp. pinetorum Lowell Ahart 2016-6-29 21063 Plumas East slope of Table Mountain, about 2 miles (air) northwest of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir Dam. 1857 Comment
  JEPS44367  Castilleja applegatei subsp. pinetorum Walter Knight and Irja Knight 1966-6-18 1274 Plumas Butterfly Valley 1143 Comment
  POM297718  Castilleja applegatei subsp. pinetorum A. A. Heller, P. B. Kennedy 1907-7-15 8840 Plumas Near mouth of Little Grizzly Creek below Genessee. Comment
  RSA88399  Castilleja applegatei subsp. pinetorum J. T. Howell 1951-6-28 27715 Plumas Eureka Peak. 2195 Comment
  SBBG6731  Castilleja applegatei subsp. pinetorum A. A. Heller, P. B. Kennedy 1907-8-15 8840 Plumas Plumas County [no specific locality] Comment
  UC1031227  Castilleja applegatei subsp. pinetorum F. W. Embree 1934-6-6 74 Plumas s slope Buck Mountain; Plumas National Forest, Bidwell Bar Quad. 1524 Comment
  UC423643  Castilleja applegatei subsp. pinetorum David D. Keck 1930-7-24 959 Plumas halfway between Chester and Westwood; Sierra Nevada 1463 Comment
  UC614505  Castilleja applegatei subsp. pinetorum L. Constance 1938-6-10 2316 Plumas w edge Lake Almanor (at Prattville); Prattville 1219 Comment
  UC619270  Castilleja applegatei subsp. pinetorum J. and H. W. Grinnell 1938-6-11 1092 Plumas Mohawk 1341 Comment
  CHSC37292  Castilleja arachnoidea M. S. Taylor 1982-8-18 5013 Plumas Dry open slopes on Mt Ingalls summit, ca. 9 air mi ne of Sloat. 2551 Comment
  UCD23342  Castilleja linariifolia E. W. Jameson 1949-5-6 s.n. Plumas Expt. Station in Quincy. 1097 Comment
  CAS-BOT-BC254064  Castilleja miniata Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region Comment
  JEPS24249  Castilleja miniata Helen-Mar Beard 1960-6-20 Plumas ca 2 mi nw Virgilia station on W.P. Railway (along dirt road up Rich Gulch to Red Hill Lookout, ca 1 mi n of its lower end at U.S. Highway 40-A); Rich Gulch 1005 Comment
  RSA103936  Castilleja miniata Herbert McLean Evans 1922-07 s.n. Plumas Willow Lake. Mt. Lassen National Park. Comment
  SD52204  Castilleja miniata F. Stephens 1894-8-19 7898 Plumas Sierra Valley Comment
  CAS-BOT-BC241045  Castilleja pilosa Lewis S. Rose 1963-6-4 63124 Plumas Sierra Valley, 2 mi. s. of Beckwourth 1463 Comment
  CHSC62592  Castilleja tenuis B. Castro 1987-6-21 132 Plumas E side of Little Grass Valley Reservoir. 1524 Comment
  CHSC94111  Castilleja tenuis Lowell Ahart 2006-7-9 12933 Plumas In a small seep, about 100 yards north of the paved basalt road, about 3 3/4 miles (air) northwest of Tamarack Flat, about 5 3/4 miles (air) northwest of Little Grass Valley Reservoir. 1678 Comment
  RSA121654  Ceanothus X lorenzenii E. Sawyer 1935-7-8 273 Plumas 4.25 miles N of Hawks, Sierraville. 1799 Comment
  CHSC93930  Ceanothus arcuatus C. L. Schmidt 1988-6-25 1218 Plumas Red Hill just below summit, 7.5 miles from US 70 up Rush Creek Road, ca. 9.4 miles SW of Paxton on US 70. 1880 Comment
  CHSC46502  Ceanothus cordulatus Lowell Ahart 1974-8-15 607 Plumas Along the road near White Cap, about 10 miles south of Slote. 1676 Comment
  UCD150784  Ceanothus cuneatus J. Bisbee 2013-5-30 585 Plumas Plumas County, Summit of Red Hill. Near Communications Towers. 1890 Comment
  UC1070639  Ceanothus fresnensis E. Nourse 1934-8-1 4 Plumas 3 mi n and 1 mi w Silver Creek; Bidwell Bar quad., Plumas National Forest 1554 Comment
  UC170921  Ceanothus fresnensis H. M. Hall 1912-6-28 9280 Plumas Spanish Creek Sierra Nevada Mts. 1158 Comment
  SJSU5712  Ceanothus integerrimus L. S. Rose 1967-7-10 67153 Plumas 3 mi W of Keddie, Butterfly Valley 1097 Comment
  CAS-BOT-BC51043  Ceanothus integerrimus var. macrothyrsus Mrs. E. C. Sutliffe 1920-9-1 s.n. Plumas Gold Valley Comment
  RSA104151  Ceanothus integerrimus var. puberulus T. C. Porter 1876-1 s.n. Plumas [No location data on label] Comment
  CAS-BOT-BC63364  Ceanothus prostratus John Thomas Howell 1926-7-20 2083 Plumas Near Prattville. 1463 Comment
  HSC18318  Ceanothus prostratus R. S. White 1965-5-15 76 Plumas 40 mi W of Chester on Hwy. 36 Comment
  UCD112651  Ceanothus prostratus R. O. Hanes 1995-4-11 253 Plumas Tahoe Forest. Road 45-25. 1005 Comment
  UCD112670  Ceanothus prostratus P. Thompson 1996-4-26 44 Plumas Hwy 147. Two kilometers north of Hwy. 89 and Hwy. 147 junction. 1400 Comment
  UCD69666  Ceanothus prostratus Ernie Bell 1982-5-23 28 Plumas West end of Snake Lake about 10 miles south of Quincy; yellow pine forest community dominated by pines; dry, sandy loam soil with a light canopy; herb,4-5 cm tall, flower purple. 1219 Comment
  CAS-BOT-BC52166  Ceanothus pumilus Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1967-5-7 1866 Plumas Half way between Butterfly Valley proper and Darlingtonia Bog. 1066 Comment
  CAS-BOT-BC52167  Ceanothus pumilus Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1967-5-8 1801 Plumas Near road about a mile toward valley proper from pond reservoir 1082 Comment
  SEINET13709633  Centaurea maculosa Lowell William Ahart, Lowell William Ahart 2001-1 8887 Plumas Hwy 89 W of Spillway at Lake Almanor (T27N, R8E, sec 28, NW 1/4) 4510 Ft. 1375 Comment
  CDA43423  Centaurea solstitialis D. G. Kelch 2012-9-19 12 .37 Plumas Route 70 at North Fork of Feather River; 500 m south of turn-off to Pulga. Comment
  CHSC81605  Centaurea solstitialis Lowell Ahart 2001-10-8 9330 Plumas Sand bar, on the west side of Indian Creek, about 400 yards south of Arlington Road, about 200 yards east of Highway 89, about 1 1/2 miles south of Crescent Mills. 1066 Comment
  CDA43456  Centaurea stoebe subsp. australis Jennifer Wiley 2015-8-18 PDR# 320 P06131499 Plumas Chester Airport, 241 Masson Road, Chester. 0 Comment
  CAS-BOT-BC388190  Cerastium fontanum Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1503 Plumas Butterfly Botanical Area and Vicinity. Fern Glen 1097 Comment
  CHSC96993  Chaenactis douglasii var. douglasii L. P. Janeway; B. Castro 2007-6-23 9068 Plumas Northern High Sierra Nevada. Upper end of lower Thompson Valley 1.9 km north of Red Clover Creek, 10 m southwest of the creek channel. 1673 Comment
  CAS-BOT-BC276729  Chaenactis douglasii var. douglasii L. P. Janeway 1991-8-4 4133 Plumas Along Beckwourth-to-Laufman Road (near district boundary) on the W side of Dixie Creek 1676 Comment
  CAS-BOT-BC276730  Chaenactis douglasii var. douglasii W. Harnach; N. Harnach 1989-7-16 223 Plumas Barry Hill (McElroy on map) 1584 Comment
  CAS-BOT-BC165970  Chamerion angustifolium J. W. MacSwain 1959-8-13 59 -152 Plumas 3.5 miles east of Bucks Lake Lodge Comment
  UC1186542  Chamerion angustifolium subsp. circumvagum J. W. MacSwain 1959-8-13 59 -152 Plumas 3.5 mi e Bucks Lake Lodge Comment
  UC1874979  Cheilanthes covillei Ruth Kirkpatrick 2001-7-21 1077 Plumas Hwy 70, across North Fork of Feather River from P. G. & E. Rogers Flat Facility 670 Comment
  CAS-BOT-BC70208  Cheilanthes gracillima Robert J. Weatherby 1950-8-11 1514 Plumas Mt. Elwell, Lakes Basin Area 2377 Comment
  CDA13936  Cheilanthes gracillima G. F. Hrusa 1997-6-26 13874 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). on x Comment
  CHSC60266  Cheilanthes gracillima K. B. McShea 1992-3-12 1 Plumas Ca. 1.1 mi n of Jct of Hwy 70 and Citizens Utility Building. 0.25 mi n to Keddie Cascades. 914 Comment
  JEPS28599  Cheilanthes gracillima George W. Gillett 1957-7-13 764 Plumas slopes below Sifford Lakes (on way to Devils Kitchen); Lassen Volcanic Nat'l Park 2057 Comment
  SEINET3870076  Cheilanthes gracillima D. W. McNeal 1996-7-29 4189 Plumas Along the Gray Eagle Creek Trail ca. 1.5 mi. S. of Gray Eagle Lodge, Plumas Nat. For.; 0 Comment
  UC1874974  Cheilanthes gracillima Ruth Kirkpatrick 2001-7-18 1070 Plumas Eureka Peak 2011 Comment
  UC1136367  Chenopodium atrovirens C. W. Hanks 1934-8-13 43 Plumas ne Sierra Valley; Plumas National Forest, Sierraville Quadrangle Comment
  CAS-BOT-BC451426  Chimaphila menziesii Walter Knight; Irja Knight 1966-6-18 1283 Plumas Butterfly Valley, near Darlingtonia Bog 1143 Comment
  CAS-BOT-BC451422  Chimaphila menziesii Alice Eastwood 1927-6-21 14485 Plumas Forest Lodge near Greenville, US Forest Reserve Comment
  CAS-BOT-BC452241  Chimaphila umbellata Mrs. A. L. Coombs 1906-1-1 s.n. Plumas Prattville Comment
  CAS-BOT-BC452237  Chimaphila umbellata C. R. Quick 1953-8-1 53 -105 Plumas Lava flat west of Lake Almanor Comment
  RSA286338  Chimaphila umbellata subsp. occidentalis R. F. Thorne 1974-7-30 45015 Plumas Plumas National Forest: Butterfly Valley Botanical Area. 1158 Comment
  UC566216  Chrysolepis sempervirens G. T. Nordstrom 1934-7-3 185 Plumas 1 1/4 mi sw of Mount Ararat 1645 Comment
  UCR143157  Chrysothamnus nauseosus subsp. albicaulis J. T. Howell 1960-8-20 s.n. Plumas Kelly Camp, near Drakesbad 1616 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
  JEPS113431  Chrysothamnus viscidiflorus subsp. viscidiflorus Lowell Ahart, John Dittes 2007-8-9 14431 Plumas Along the west side of the poor road, west slope of Mount Ingalls, about 6 miles (air) northwest of the north end of Lake Davis 2551 Comment
  UC595085  Chrysothamnus viscidiflorus subsp. viscidiflorus David D. Keck 1938-8-9 4902 Plumas 0.5 mi e of town Beckwith; Sierra Valley, Beckwith (Beckwourth) 1501 Comment
  UCD130475  Cichorium intybus E. K. Balls 1950-9-14 15799 Plumas where Dixie Canyon run into Indian Creek. 1097 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
  UC403968  Cicuta douglasii H. M. Hall 1912-8-3 9376 Plumas Sierra Nevada Mountains, Quincy Quincy; Sierra Nevada Mountains, Quincy 1066 Comment
  SEINET10938130  Cirsium Mary Susan Taylor 1982-8-9 Taylor 4957 Plumas T27N R8E nw/nw sec 28. Almanor NE quad. N side of Hwy 89, s end of Lake Almanor, ca. 1 mi w of Canyon Dam. 4500 ft. 1372 Comment
  CAS-BOT-BC289618  Cirsium andersonii John Thomas Howell 1960-7-20 35743 Plumas Boiling Springs Lake, Lassen Volcanic National Park 1798 Comment
  CAS-BOT-BC289624  Cirsium andersonii Clare B. Hardham 1970-8-9 17716 Plumas Road to Thompson Peak Lookout 2133 Comment
  CHSC92137  Cirsium andersonii Lowell Ahart; John Dittes 2005-9-20 12432 Plumas The northwest side of Mud Lake, about 1/2 mile northeast of Eisenheimer Peak, about 3/4 mile south of Wilcox Valley. 2029 Comment
  CAS-BOT-BC284415  Cirsium arvense David D. Keck 1932-7-3 1655 Plumas Meadow south of Spanish Creek, Quincy, Northern Sierra Nevada 1066 Comment
  CAS-BOT-BC278028  Cirsium cymosum John Thomas Howell 1962-6-19 37847 Plumas The Buttes, n. Sierra Valley 1493 Comment
  CAS-BOT-BC279958  Cirsium douglasii var. breweri John Thomas Howell 1960-7-24 35977 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  SEINET7836742 Image available Cirsium occidentale C. Tanner 1999-6-14 s.n. Plumas Along either side of "Rocky Point Road" approx. 3/4 mile from junction with Grizzly Creek Rd. 1478 Comment
  CAS-BOT-BC286360  Cirsium scariosum John Thomas Howell 1951-6-29 27736 Plumas Near Spring Garden Comment
  CAS-BOT-BC228904  Cistanthe umbellata A. A. Heller 1938-5-30 15132 Plumas Along the Feather River near Bucks Creek power house Comment
  CAS-BOT-BC228915  Cistanthe umbellata Mrs. H. C. Cantelow 1941-7-20 s.n. Plumas About 6 miles west of Johnsville on road from Mohawk Comment
  SEINET10453153  Clarkia lassenensis Mary Susan Taylor 1982-6-2 Taylor 4607 Plumas T24N R10E ne/sw sec 25. Spring Garden quad. Ne side of Spring Garden Overpass, 7.5 mi se of Quincy. 4000 ft. 1219 Comment
  CHSC89901  Clarkia mildrediae subsp. lutescens N. L. Jurjavcic; W. A. Sears 2004-6-27 Plumas Northern High Sierra Nevada. Along the perimeter of the northwestern arm of Little Grass Valley Reservoir. Above a trail. 1524 Comment
  CAS-BOT-BC163280  Clarkia mildrediae subsp. mildrediae John Thomas Howell 1967-6-22 42649 Plumas Rock Creek Power House, canyon of the Feather River North Fork Comment
  CAS-BOT-BC164918  Clarkia rhomboidea John Thomas Howell 1967-6-23 42718 Plumas Canyon of the East Branch of Feather River 2 miles east of Twain Comment
  CAS-BOT-BC164924  Clarkia rhomboidea A. A. Heller; P. B. Kennedy 1907-7-9 8778 Plumas Prattville Comment
  CDA18563  Clarkia rhomboidea G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-26 3350 Plumas Sierra Nevada; 0.75 mile northeast of Bucks Summit on Bucks Lake Road. 1600 Comment
  JEPS95346  Clarkia rhomboidea Lowell Ahart 1994-7-7 7454 Plumas N side of Pacific Crest Trail, Bunker Hill Ridge, about 3/4 air miles SE of Pilot Peak 1828 Comment
  UC174727  Clarkia stellata A. A. Heller and P. B. Kennedy 1907-7-9 8778 Plumas Prattville Comment
Read comments Mar 30 2008
  RSA60884  Clarkia stellata Frank W. Gould 1938-6-26 464 Plumas 3 miles north of Greenville 1128 Comment
  RSA73357  Clarkia stellata F. W. Peirson 1926-6-21 6798 Plumas Open flat strip along shore of Lake Almanor. Comment
  CAS-BOT-BC439098  Claytonia cordifolia David D. Keck 1932-7-3 1700 Plumas Quincy, in the Northern Sierra Nevada. Water supply canyon to the left hand just south of town. 1065 Comment
  SD8160  Claytonia exigua subsp. exigua Mrs. R. M. Austin 1880-1 Plumas Big Meadows Comment
  CHSC114318  Claytonia lanceolata G. D. Barbe; T. C. Fuller 1982-6-17 3803 Plumas Lakes Basin Campground, 7.5 mi S of Hwy 89. 1950 Comment
  UC1075705  Claytonia lanceolata Robert J. Weatherby 1955-6-22 1537 Plumas meadow just below Spanish Peak 2133 Comment
  SEINET10895983  Claytonia lanceolata Mary Susan Taylor 1981-5-8 Taylor 3653 A 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
  CHSC34876  Claytonia parviflora subsp. parviflora M. S. Taylor 1981-5-11 3686 A Plumas W side of Hwy 89, ca. 1 air mi n of Hwy 70, ca. 10 air mi w of Quincy (across from Travertine Quarry). 914 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
  CHSC64830  Claytonia rubra subsp. rubra Vernon H. Oswald 1995-6-24 6906 Plumas E edge of Last Chance Marsh at the n end of Lake Almanor, paralleled by the road to Last Chance Campground (FS 28N11), 2.0 mi (odometer) n of Hwy. 36. Locally abundant in wet gravel near the road. 1371 Comment
  CHSC79570  Collinsia parviflora G. F. Hrusa; E. Sandoval 1993-5-30 11141 Plumas Snake Lake Vicinity. Along lakeshore. [Original lat./long. on label is '39 58 N; 120 59 W']. 1250 Comment
  CHSC96895  Collinsia parviflora Lowell Ahart; John Dittes, Josephine Guardino 2007-6-8 14002 Plumas East side of an open rocky flat, 50 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis. 1965 Comment
  JEPS115866  Collinsia parviflora Lowell Ahart, John Dittes, Josephine Guardino 2009-6-14 15867 Plumas East of Forest Road 27N01Y, about 1.3 miles (air) west of Lake Almanor Dam. 1462 Comment
  RSA101730  Collinsia parviflora Frank W. Gould 1938-6-26 447 Plumas 5 miles north of Blairsden. 1372 Comment
  RSA165578  Collinsia parviflora Clare B. Hardham 1961-6-15 7425 Plumas Engelmine. 1829 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
  SEINET10832480  Collinsia rattanii Mary Susan Taylor 1982-5-25 Taylor 4523 Plumas T23N R11E ne/se sec 2. Mt Ingalls quad. Sloat burn; along n rdbk of 23n12 and uphill ca. 20 ft into McDermott Ravine, and ravine just e; ca. 1 mi ne of Sloat. 4600 ft. Jeffrey Pine Forest. 1402 Comment
  JEPS30998  Collinsia torreyi var. torreyi D. E. Breedlove 1962-6-12 3451 Plumas 1 mi se Cromberg (upper drainage Middle Fork Feather River); Sierra Nevada, Jackson Creek, upper drainage Middle Fork Fea 1341 Comment
  CHSC112561  Collomia grandiflora B. Castro; L. P. Janeway 2007-6-23 1650 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, ca 30 ft SW of the channel, 500 to 550 ft below edge of open Ponderosa-Jeffrey pine forest. 1671 Comment
  CHSC55724  Collomia grandiflora K. R. Stern 1985-6-25 8206 Plumas Vicinity of Blairsden. 1402 Comment
  RSA74108  Collomia heterophylla Milo S. Baker 1952-5-27 12468 a Plumas Hiwy 24, Feather River Canyon, far below Belden, perhaps 20 mi, at drinking fountain on right side of Hwy (going down) Comment
  RSA71855  Collomia linearis F. W. Peirson 1926-6-21 6783 Plumas East slope of Sierra Nevada on Humboldt Road Comment
  CDA15908  Collomia tinctoria B. Smith, G. F. Hrusa 1996-7-16 s.n. Plumas Plumas National Forest; Upper Bull Run Creek off USFS 23N12E. Comment
  UC1552751  Collomia tinctoria Frederica Bowcutt 1985-6-6 537 Plumas s-facing road bank 0.2 mi se Drum Bridge (about 15 air mi ne of Quincy, immed. n of Red Clover Creek and Beckworth Genesee Road); Plumas National Forest Comment
  UCD167396  Collomia tinctoria Eric LoPresti 2014-5-25 30 Plumas Plumas National Forest. Soda Springs Historic Site area. Two years post-burn. Comment
  CAS-BOT-BC157361  Comarum palustre Marcus E. Jones 1897-7-3 s.n. Plumas Prattville 1371 Comment
  CHSC103136  Conyza canadensis Lowell Ahart; John Dittes 2009-9-7 16376 Plumas Below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam. 1591 Comment
  CHSC21080  Corallorhiza maculata F. T. Griggs; A. Pass 1975-7-2 48 Plumas Buck's Lake Forest Service Survey. Comment
  SD52103  Corallorhiza maculata Frank Stephens 1894-7-1 10017 Plumas Greenville. Comment
  CHSC77061  Cordylanthus tenuis subsp. tenuis L. P. Janeway 1996-8-13 5068 Plumas Top of ridge between kingsbury Ravine and West Branch Salt Creek; above Twain and East Branch North Fork Feather River. 1432 Comment
  RSA246643  Cordylanthus tenuis subsp. tenuis Robert F. Thorne, Larry E. DeBuhr, C. W. Tilforth 1972-9-20 42353 Plumas Plumas National forest: Along Hwy. 70 two miles N of Quincy. 1098 Comment
  SEINET10832350  Cordylanthus tenuis subsp. tenuis Mary Susan Taylor 1981-8-25 Taylor 4240 Plumas California: T25N R7E se1/4 of se1/4 sec 3. Almanor SW quad. Serpentine knoll, just off spur road off Red Hill Road (26N22F), ca. 1 air mi NE of the Lookout, ca. 5 air mi NE of Belden. Plumas County. 5800 ft. 1768 Comment
  RSA59282  Cordylanthus tenuis subsp. tenuis E. K. Balls 1950-9-4 15574 Plumas Behind Feather River Experiment Station, Hwy 24, 4 miles north of Quincy. 1098 Comment
  SEINET10548993  Cordylanthus tenuis subsp. tenuis Mary Susan Taylor 1982-9-8 Taylor 5117 Plumas T26N R9E. Greenville quad. Round Valley Reservoir, ca. 4 air mi s of Greenville. 4500 ft. 1372 Comment
  CHSC70279  Cordylanthus tenuis subsp. viscidus B. Castro; R. Zebell 1989-8-7 361 Plumas Ca 3 air mi S of Bucks Lake, W of USFS Rd 23N18, ca 0.3 mi WSW jcn Rds 23N18, 23N15 and 23N69, on the south flank of Red Mtn. 1828 Comment
  CAS-BOT-BC209437  Cornus nuttallii David D. Keck 1932-7-3 1650 Plumas Quincy, in the Northern Sierra Nevada 1220 Comment
  SBBG50827  Cornus nuttallii J. D. Watjen 1969-5-4 39 Plumas Feather River Cyn, 9.2 mi SW of Confluence with Rock Crk 457 Comment
  UCD117174  Cornus nuttallii James I. Mallory 1968-8-21 353 Plumas 1 1/2 miles north-northwest of Camel Peak and 9 miles west-northwest of La Porte, Plumas National Forest. 1524 Comment
  CAS-BOT-BC210302  Cornus sericea John Thomas Howell 1951-8-20 28205 A Plumas Near Taylorsville 1066 Comment
  CAS-BOT-BC210306  Cornus sericea Mrs. A. L. Coombs 1906-1-1 s.n. Plumas Prattville Comment
  SD7622  Cornus sericea subsp. occidentalis R. M. Austin 1877-1 Plumas Mill Creek Comment
  CHSC102129  Cornus sericea subsp. sericea Lowell Ahart; John Dittes 2009-7-27 16167 Plumas On damp soil, on the southwest side of a stream, headwaters of Grizzly Gulch, 2.1 miles (air) northeast of Butt Valley Reservoir Dam. 1479 Comment
  JEPS122316  Cornus sericea subsp. sericea Lowell Ahart 2014-8-31 19817 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, west side of Little Grass Valley Reservoir, about 4 1/2 miles (air) northwest of La Porte. Comment
  CDA38543  Cornus sessilis L. P. Janeway 1996-9-4 5082 Plumas Northern High Sierra Nevada; Soda Creek, between Road 25N22 and the creek, 500 m northwest of Hwy 70 and East Branch North Fork Feather River. Comment
  SEINET10453356  Cornus stolonifera Mary Susan Taylor 1981-7-17 Taylor 4028 Plumas T21N R12E ne/se sec 7, Sierra City NW quad; Bear Lake trail of Lakes Basin area, within 1/4 mi of trailhead near Ellwood Lodge, 6 mi S of Mohawk; moist shaded forest; 6400 ft elev. 1950 Comment
  CAS-BOT-BC401878  Corydalis caseana subsp. caseana Ella Dales Cantelow 1938-7-4 2295 Plumas Drakesbad Comment
  CHSC52521  Corydalis caseana subsp. caseana L. P. Janeway 1990-6-26 3725 Plumas Plumas National Forest. Headwaters of Greenhorn Creek (between rds 25N42 and 24N19). 2133 Comment
  UC338307  Corydalis caseana subsp. caseana unknown 1889-5-28 Plumas Mohawk Valley Comment
  CAS-BOT-BC401868  Corydalis caseana subsp. caseana Margaret Williams 1966-7-11 s.n. Plumas Jameson Creek, above Johnsville 1859 Comment
  CAS-BOT-BC401870  Corydalis caseana subsp. caseana Marcus E. Jones 1897-7-9 s.n. Plumas On Road from Prattville to Chico, 13 miles down 1524 Comment
  UC634897  Corydalis caseana subsp. caseana Ethel Wicks July 1926 2897 Plumas Mt. Elwell Comment
  CAS-BOT-BC287205  Cota tinctoria Thomas H. Kearney 1944-8-14 163 Plumas Near Prattville, Lake Almanor Comment
  SD8926  Crepis R. M. Austin 1882-7-24 Plumas Big Meadows Comment
  CAS-BOT-BC290321  Crepis Clare B. Hardham 1975-8-2 20484 Plumas Black Mt. 2133 Comment
  UCD130990  Crepis A. A. Beetle 1941-6-28 2790 Plumas west side of Lake Amanor. Comment
  CAS-BOT-BC290449  Crepis acuminata Rimo Bacigalupi 1927-7-11 1700 Plumas Grassy Lake Meadows, Gold Lake Region 1889 Comment
  CAS-BOT-BC290453  Crepis acuminata John Thomas Howell 1951-6-28 27641 Plumas Johnsville 1584 Comment
  CAS-BOT-BC291565  Crepis intermedia John Thomas Howell; Gordon H. True; Walter Knight; Irja Knight 1969-6-24 2424 Plumas Adjacent to the mouth of Butterfly Creek, Butterfly Botanical Area and vicinity 883 Comment
  UC581227  Crepis intermedia G. L. Stebbins Jr. and J. A. Jenkins 1937-7-9 2233 Plumas Red Rock; sw slopes and ridge crest, n of Engelmine Comment
  UC346561  Crepis intermedia E. B. Babcock 1928-6-15 156 Plumas Feather River Inn golf course; near hwy Comment
  UC581258  Crepis modocensis G. L. Stebbins Jr. and J. A. Jenkins 1937-7-8 2229 Plumas 1/2 mi s ridge crest south of Laufman's Ranger Station 1550 Comment
  UC353950  Crepis occidentalis subsp. costata Katharine Brandegee 1913-1 Plumas Portola Comment
  CHSC117006  Crepis occidentalis subsp. occidentalis Lowell Ahart 2016-6-29 21066 Plumas Top and northwest 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
  CAS-BOT-BC376571  Crepis occidentalis subsp. pumila John Thomas Howell; Gordon H. True 1967-7-11 43369 Plumas About 2 miles southeast of Mt. Hough 1828 Comment
  CHSC107436  Crepis pleurocarpa L. P. Janeway; Peter Zika 2011-8-6 10631 Plumas Northern High Sierra Nevada. Plumas National Forest; on top of the serpentine ridge on southeast side of Quincy-La Porte Road, 1.4 air km northwest of Pilot Peak. 2015 Comment
  RSA212166  Crepis pleurocarpa L. S. Rose 1969-6-24 69047 Plumas Butterfly Creek and Spanish Creek 854 Comment
  CAS-BOT-BC290856  Crepis pleurocarpa G. L. Stebbins, Jr.; J. A. Jenkins 1937-7-6 2209 Plumas 2 mi. east of Meadow Valley on road to Quincy 1150 Comment
  POM230912  Crepis pleurocarpa G. Ledyard Stebbins, J. A. Jenkins 1937-7-6 2210 Plumas East end of Almanor Lake 1372 Comment
  CHSC102587  Cryptantha affinis L. P. Janeway; B. Castro 2009-7-18 9862 Plumas Northern High Sierra Nevada. Near the head of a major northwestern fork of Toland Creek, 1.7 air km northeast of Soapstone Hill and about 100 m southeast of Oroville-Quincy Hwy. 1643 Comment
  CHSC76042  Cryptantha affinis G. F. Hursa 1997-6-26 13897 Plumas 2.5 mi. E of Spring Garden on Hwy 70, and 0.5 m. S of Estray Ck. [Original lat./long. on label is '39 54 N; 120 45 W']. 1500 Comment
  RSA769817  Cryptantha affinis L. P. Janeway, B. Castro 2009-7-18 9862 Plumas Northern High Sierra Nevada. Near head of a major northwestern fork of Toland Creek, 1.7 air km northeast of Soapstone Hill and about 100 m southeast of Oroville-Quincy Hwy 1643 Comment
  SEINET12331903  Cryptantha affinis Unknown 1985-1 5244 Plumas below the high water line of Little Grass Valley Reservoir, where the South Fork of Feather R flows 1585 Comment
  CHSC79699  Cryptantha ambigua G. F. Hrusa; B. Smith, T. D. Wilfred 1996-7-16 13245 Plumas Northern California; Sierra Nevada Flora - Plumas National Forest. Near summit of ridge at headwaters of Bull Run Creek off USFS 23N12E. [Original lat./long. on label is '39 54 N; 120 58 W']. 2100 Comment
  JEPS98964  Cryptantha simulans Lowell Ahart 2001-7-17 8912 Plumas Meadows, on the west side of a poor logging road, east of a small branch of Butt Creek, about 2 1/2 miles (air) north of Humboldt Summit. 1828 Comment
  CHSC41893  Cryptantha torreyana Lowell Ahart 1986-7-25 5372 Plumas Along Cleghorn Bar Road, about 1 1/2 miles west of Finger Board, about 4 miles north-west of Pilot Peak. 1828 Comment
  CHSC63120  Cryptantha torreyana Lowell Ahart 1994-7-7 7456 Plumas Plumas and Sierra Counties. On the north side of the Pacific Crest Trail, on Bunker Hill Ridge, about 3/4 mile (air) south of Pilot Peak. 2011 Comment
  RSA59756  Cryptantha torreyana E. K. Balls 1950-9-14 15804 Plumas 6 miles northwest of Chester, North Fork Feather River. 1402 Comment
  SEINET1869803  Cryptantha torreyana Barbara Ertter 1988-1 7846 Plumas Diamond Mts. Ca 12 airmiles SSW of Susanville, Snoring Springs 1/2 mi N of Diamond Mt-Greenville-Red Rock jct, meadow in mixed conifer forest 1981 Comment
  SEINET6225025  Cryptantha torreyana L. S. Rose 1967-1 67157 Plumas 9.0 mi NE of Quincy Jct Comment
  UCD120101  Cryptantha torreyana Lewis S. Rose 1967-7-11 67157 Plumas Mt. Hough Road, 2 miles northeast of Quincy Junction. 1219 Comment
  SD9682  Cryptogramma acrostichoides J. G. Lemmon 1875-1 Plumas Sierra Valley Comment
  SD9684  Cryptogramma acrostichoides Mrs. R. M. Austin 1879-1 Plumas Big Meadows Comment
Read comments Jul 11 2010
  MACF019596  Cupressus Trudy R. Ericson 1975-9-18 402 Plumas Approx. 1/8 mi. east of Mud Lake which lies due south of end of logging road 2103 Comment
  RSA176211  Cupressus bakeri C. R. Quick, Wilcox 1962-10-1 62 -1 Plumas 1.5 miles W of Wheeler Peak., an extension of known range 1997 Comment
  SEINET3863350  Cupressus bakeri M. S. Taylor, M. Foster 1981-8-13 4175 Plumas Genesse Valley quad. Open sagebrush area on top of hill N & NE side of W flank of Wheeler Peak Ridge, ca. 5 air mi N of Genesse.; 0 1981 Comment
  UCD133452  Cupressus bakeri M. S. Taylor 1981-8-13 4175 Plumas Genesee Valley quad. N and NE side of west flank of Wheeler Peak ridge, ca. 5 air mi. NE of Genesee. 1981 Comment
  RSA595070  Cuscuta californica J. T. Howell, G. D. Fuller, G. D. Barbe 1981-6-26 54407 Plumas South end of Walker Plain near Buckeye. About 8 miles southwest of Bucks Lake on road to Oroville. 1524 Comment
  CHSC54865  Cuscuta californica var. californica Vernon H. Oswald 1991-9-11 4864 Plumas Hot springs terrace on the south side of the meadow at Drakesbad; on the south side of Hot Springs Creek. 1731 Comment
  JEPS87822  Cuscuta californica var. californica Lowell Ahart 1994-7-22 7506 Plumas n Mount Etna (on the s side of the Pacific Crest Trail, Plumas and Sierra Counties); n of Mount Etna 1981 Comment
  JEPS104188  Cuscuta occidentalis Lowell Ahart 2003-9-7 10563 Plumas On the e side of the dirt road, ca 50 yd se of the Pacific Crest Trail, on Bunker Hill Ridge, ca 1 mi (air) se of Pilot Peak, ca 9 mi (air) ne of La Porte. 2038 Comment
  JEPS96086  Cuscuta suksdorfii Vernon H. Oswald and Lowell Ahart 1996-8-14 8151 Plumas NE of La Porte on the La Porte - Quincy Road 301. mi N of the road to Johnsville, 1.0 mi S of the South Fork of the Feather River; northern High Sierra Nevada 1920 Comment
  RSA739641  Cycladenia humilis B. Castro, L. P. Janeway 2005-9-11 1523 Plumas 5 air miles N of Bucks Lake and 3 miles S of Hwy 70 and the Feather River Canyon, 0.4 air miles W of Three Lakes. 1723 Comment
  UC405210  Cycladenia humilis var. humilis J. G. Lemmon July 1872 119 Plumas slopes Greenville and Lopen Peaks Comment
  UC480666  Cynoglossum occidentale H. F. Copeland 1920-7-17 110 Plumas between Plumas and Tehama Co.'s Bull Mt. Comment
  CAS-BOT-BC114127  Cyperus squarrosus John Thomas Howell 1959-9-25 34987 Plumas Sandy beach of Feather River, Portola. 1478 Comment
  CAS-BOT-BC114133  Cyperus squarrosus Thomas H. Kearney 1944-8-14 15 Plumas Near Prattville, Lake Almanor. Comment
  CHSC81167  Cyperus squarrosus Lowell Ahart 2001-8-29 9249 Plumas On the bottom of Little Last Chance Creek, on the strand of Frenchman Lake. 1700 Comment
  JEPS104610  Cyperus squarrosus Lowell Ahart 2003-7-18 10428 Plumas In a meadow, on the n side of the road, ca 1/4 mi w of Lumpkin Ridge Rd, ca 1 1/2 mi se of Tamarack Flat, ca 1 1/2 mi (air) nw of Little Grass Valley Reservoir dam, ca 4 1/2 mi (air) nw of La Porte. 1709 Comment
  CAS-BOT-BC136516  Cypripedium montanum Walter Knight; Irja Knight; John Thomas Howell 1966-7-26 1565 Plumas Field redacted by CAS, contact the data manager for more information 1066 Comment
  CHSC39377  Cystopteris fragilis L. Ahart; P. Ahart 1983-8-17 4340 Plumas Near Onion Valley, west of Pilot Peak, near the Quincy-La Porte Rd, northeast of La Porte. 2000 Comment
  CHSC107920  Cytisus scoparius L. P. Janeway 2011-8-23 10667 Plumas Northern High Sierra Nevada. Plumas National Forest; north side of Road 22N50Y 0.8 road km east of Road 22N60; 2.5 air km east-northeast of the northeast corner of Little Grass Valley Reservoir. In old skid trail below logging landing. 1719 Comment
  UCSB46169  Dactylis glomerata Reisentz, Paul 1979-5-12 Plumas 1.0 mi W on North Fork Camp Road from Hwy 70; 2 mi N of Beldon Comment
  SJSU9716  Damasonium californicum C. W. Sharsmith 1982-5-30 8674 Plumas 2 mi E of Marble Hot Springs, Sierra Valley 1524 Comment
  CHSC44558  Danthonia californica var. americana Lowell Ahart 1977-8-2 1532 Plumas In a meadow and east of the county road, about 2 miles south-west of Pilot Peak, about 15 miles north of La Porte. 1828 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
  CHSC112553  Danthonia unispicata B. Castro; L. P. Janeway 2007-6-24 1645 Plumas Northern High Sierra Nevada. SW side of lower Thompson Valley ~1 mi N of the mouth of McReynolds Creek at Red Clover Creek. W side of Thompson Creek, 250-300 ft below edge ofopen Ponderosa-Jeffrey pine forest. 1674 Comment
  CAS-BOT-BC76206  Darlingtonia californica Walter Knight; Irja Knight 1966-6-19 1320 Plumas Butterfly Valley. 1158 Comment
  CAS-BOT-BC76207  Darlingtonia californica Lewis S. Rose 1966-7-27 66058 Plumas Butterfly Valley. 3 miles west of Keddie. 1066 Comment
  RSA0089045  Darlingtonia californica Bonnie C. Templeton 1968-1 11246 Plumas Butterfly Valley, ca. 10 mi. west of Quincy. 1066 Comment
  UC1191518  Darlingtonia californica Malcolm A. Nobs and S. Galen Smith 1949-8-19 1434 Plumas Butterfly Valley Butterfly Valley (bog and marsh) Comment
  SEINET6647405  Darlingtonia californica L. S. Rose 1963-6-3 63109 Plumas Butterfly Valley, 2 miles SW of Keddie 914 Comment
  SEINET6647409  Darlingtonia californica H. N. Mozingo s.n. Plumas Butterfly Valley Comment
  RSA468321  Darmera peltata Christopher Davidson 1975-6-7 2743 Plumas Ca 3 mile E of Quincy on Hwy 70-89. Greenhorn Creek. 1120 Comment
  CAS-BOT-BC8921  Delphinium depauperatum Walter Knight; Irja Knight; John Thomas Howell; Gordon H. True 1967-6-12 1943 Plumas Fern Glen, Butterfly Botanical Area. 1097 Comment
  CAS-BOT-BC8922  Delphinium depauperatum Walter Knight; Irja Knight; John Thomas Howell; Gordon H. True 1967-6-12 1916 Plumas Butterfly Botanical Area, between valley proper and Darlingtonia bog 1066 Comment
  CAS-BOT-BC8926  Delphinium depauperatum Walter Knight; Irja Knight 1967-5-22 1821 Plumas Dirt road near Pond reservoir 1097 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
  CHSC45505  Delphinium nudicaule Lowell Ahart 1976-6-14 1140 Plumas Near the edge of the West Branch of Hopkins Creek, about 10 miles north-east of La Porte. 1828 Comment
  SBBG18111  Delphinium nudicaule C. B. Hardham 1961-6-16 7458 Plumas Diamond Peak [Diamond Mountain] Comment
  HSC25002  Delphinium nudicaule R. P. Maynard Jr. 1963-5-4 31 Plumas Lake Almanor, 7 mi. S on Hwy. 89 Comment
  JEPS23487  Delphinium nuttallianum Esther C. Fritz 1933-7-25 Plumas in meadow on slopes Spanish Peak 2133 Comment
  SEINET5338051  Delphinium nuttallianum P. A. Lehenbauer 1933-5-30 1460 Plumas Red Clover Creek, Ranger Station. Comment
  SEINET5338162  Delphinium nuttallianum P. A. Lehenbauer 1926-5-31 1457 Plumas Clover Valley, Plumas Nal. Forest. Comment
  UC118542  Delphinium nuttallianum Mrs. R. M. Austin 1880-1 Plumas Big Meadows Comment
  UCD61136  Deschampsia cespitosa L. Whitney 1933-8-7 Plumas Slate Cr. 1920 Comment
  CHSC116384  Deschampsia cespitosa Sara M. Taylor; Scott Batiuk, Kendra Sikes 2012-7-16 41 Plumas Plumas National Forest. Muck Fen. Take Mill Creek Rd to the Mud Lake Rd. intersection. On foot, cross to the north side of the river and head WNW. UTM zone 10, 4423080 N, 652386 E. 1890 Comment
  SEINET4566784  Deschampsia cespitosa M. Foster 1988-7-22 197 Plumas Grizzly Valley Quad, along Big Grizzly Creek, inside a U.S.F.S. cattle exclosure, 0.25 miles south of Walker Mine Road, 1 mile west of Lake Davis, and 12 miles north by northwest of Portola 1768 Comment
  CAS-BOT-BC192439  Deschampsia cespitosa subsp. cespitosa Mary S. Clemens 1920-6-8 15 Plumas Greenville Comment
  JEPS113674  Deschampsia cespitosa subsp. cespitosa Lowell Ahart, Josephine Guardino 2007-7-20 14344 Plumas Strand of Lake Davis, about 100 yards west of Long Point, northeast side of Lake Davis 1763 Comment
  UCR66621  Deschampsia cespitosa subsp. cespitosa A. A. Beetle 1941-6-28 2771 Plumas Northern Sierra Nevada, west side of Lake Almanor 1829 Comment
  CHSC96866  Deschampsia danthonioides Lowell Ahart; John Dittes, Josephine Guardino 2007-6-8 14028 Plumas Strand of Lake Davis, southeast of the end of the road, north end of Lake Davis. 1763 Comment
  HSC8598  Deschampsia danthonioides L. S. Rose 1968-6-10 68083 Plumas Quincy Meadow 1037 Comment
  CDA31678  Deschampsia elongata D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-2 6 .27 Plumas About 20 miles east of Oroville on edge of canyon oak forest along roadcuts. Mark 84 Comment
  CHSC94137  Deschampsia elongata Lowell Ahart 2006-7-9 12931 Plumas Near a small seep in a small open area in brush, about 100 yards north of the paved basalt road, about 3 3/4 miles (air) northwest of Tamarack Flat, about 5 3/4 miles (air) northwest of Little Grass Valley Resevoir. 1678 Comment
  UC1024660  Deschampsia elongata Leo Whitney 1934-8-6 2190 Plumas ca. 10 mi. n.w. Portola (Big Grizzley Valley); Plumas Nat'l Forest, Big Grizzley Valley 1828 Comment
  JEPS87599  Descurainia incana Lowell Ahart 1994-7-7 7451 Plumas about 0.75 air mi se Pilot Peak (on n side of Pacific Crest Trail, on Bunker Hill Ridge, Plumas County and Sierra County); Bunker Hill Ridge 2011 Comment
  CHSC36944  Descurainia pinnata M. S. Taylor 1982-9-13 5128 Plumas Ramelli Ranch, at jct of Grizzly Creek and Feather River, ca. 2 mi w of Beckwourth. 1487 Comment
  CAS-BOT-BC43271  Descurainia pinnata subsp. glabra M. S. Taylor 1982-9-13 5128 Plumas Ramelli Ranch, at junction of Grizzly Creek and Feather River, ca. 2 miles west of Beckwourth. 1487 Comment
  UCSB46178  Dicentra formosa Reisentz, Paul 1979-5-12 Plumas Injun Jim Campground, 5.7 miles south of Beldon on Highway 70 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
  CHSC39352  Dicentra uniflora Lowell Ahart 1983-6-28 4169 Plumas Near the Feather Fork Mine. On the high banks of the South Fork of the Feather River and a little south-west of the Feather Fork mine, on the west side of the river, about 1 1/2 miles north-east of Little Grass Valley Reservoir, about 5 1/2 miles north of La Porte. Section 14. 1750 Comment
  SEINET208616 Image available Dichanthelium acuminatum subsp. fasciculatum Lewis S. Rose 1966-7-27 66070 Plumas Butterfly valley 3 miles W of Kedie edge of meadows 1067 Comment
  CAS-BOT-BC502701  Dichelostemma multiflorum A. A. Heller 1938-6-14 15159 Plumas Near Gray's Flat on Highway #24 868 Comment
  CAS-BOT-BC292272  Dieteria canescens John Thomas Howell 1955-7-19 30739 Plumas Beckwourth 1493 Comment
  CAS-BOT-BC299762  Dieteria canescens var. canescens L. P. Janeway 1990-9-14 3849 Plumas Southeast-facing slope above Meadow Creek about half way between Mt. Ingalls and Red Clover Creek, Beckwourth Ranger District, Mt. Ingalls Compartment, Plumas National Forest 2103 Comment
  CAS-BOT-BC290982  Dieteria canescens var. shastensis Carl B. Wolf 1937-9-5 9291 Plumas Northern Sierra Nevada, Lake Almanor to Westwood at Lassen Co. line 1463 Comment
  CAS-BOT-BC153637  Diplacus jepsonii George W. Gillett 1957-7-23 893 Plumas Mt. Harkness 2346 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
  CHSC42036  Diplacus mephiticus Lowell Ahart 1986-7-25 5379 a Plumas Along the edge of a side road, north of Cleghorn Bar Road, about 1 and 3/4 miles north-west of Finger Board, about 4 1/4 miles north-west of Pilot Peak. 1828 Comment
  CHSC53220  Diplacus mephiticus L. P. Janeway 1989-6-9 3277 Plumas Forest along southwest side of Red Clover Valley. Plumas National Forest. 1691 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
  SD7178  Disporum trachyandrum Mrs. R. M. Austin 1879-1 Plumas Big Meadows. Comment
  UC1025075  Dodecatheon alpinum Leo Whitney 1934-8-19 1593 Plumas ca 10 mi nw Portola (nw end of Big Grizzley Valley, Plumas National Forest); Plumas National Forest, Big Grizzley Valley 1828 Comment
  UC131883  Downingia bacigalupii Mrs. A. L. Coombs 1902-7-7 Plumas Prattville Comment
  JEPS14447  Downingia bacigalupii R. H. Platt 1891-1 Plumas Big Meadow Sierras Comment
  UC1243996  Downingia bacigalupii John H. Weiler 1959-6-20 59185 Plumas 1.5 mi ne Sattley, Sierra County (along the Sattley-Beckwith road) Comment
  CHSC102073  Draperia systyla Lowell Ahart; John Dittes 2009-7-15 16100 Plumas On broken rock, northeast of the power line, on the east side of Forest Sevice Road 26N22, about 2.3 miles (air) southeast of Butt Valley Reservoir Dam. 1517 Comment
  JEPS115204  Draperia systyla Lowell Ahart, John Dittes 2009-7-15 16100 Plumas On broken rock, northeast of the power line, on the east side of Forest Sevice Road 26N22, about 2.3 miles (air) southeast of Butt Valley Reservoir Dam 1517 Comment
  UC335430  Draperia systyla unknown 1889-1 Plumas Tefft's ranch Comment
  UCR115325  Draperia systyla G. D. Barbe, T. C. Fuller 1982-7-15 3745 Plumas Sierra Nevada Mtns, Plumas National Forest. 3.4 mi NE of jct with road to Red Hill 1524 Comment
  SEINET10497033  Draperia systyla Mary Susan Taylor 1982-5-23 Taylor 4512 Plumas T23N R5E ne/nw sec 7. Pulga SW quad. On granite soils, both sides of Hwy 70 e side of Arch Rock Tunnel, ca. 0.5 mi sw of Butte-Plumas Co line. 1600 ft. 488 Comment
  UC367085  Drosera rotundifolia J. G. Lemmon and wife June 1875 Plumas Butterfly Val. Comment
  JEPS34396  Drosera rotundifolia Rimo Bacigalupi and P. C. Hutchison, J. K. Wright 1963-6-1 8872 Plumas in hanging bog above and nw Butterfly Valley (ca 1.5 mi w of Keddie) 1158 Comment
  CAS-BOT-BC159679  Drymocallis glandulosa Lewis S. Rose 1963-6-3 63090 Plumas Butterfly Valley, 2 mi. sw of Keddie 1188 Comment
  RSA59482  Drymocallis glandulosa E. K. Balls 1950-9-15 15867 Plumas S tip Lake Almanor, near P G E dam, Hwy 89. 1372 Comment
  SEINET6689722  Drymocallis glandulosa var. glandulosa L. R. Miller 1934-5-25 s.n. Plumas 15 miles west of Portola. Comment
  CAS-BOT-BC534974  Drymocallis glandulosa var. reflexa Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1968-6-11 2373 Plumas Sierra Nevada, in canyon of Butterfly Creek between Spanish Creek and Butterfly Valley Comment
  CAS-BOT-BC159302  Drymocallis lactea var. lactea Anna Head 1921-1-1 s.n. Plumas Feather River Region Comment
  CAS-BOT-BC159306  Drymocallis lactea var. lactea Lyman Benson 1932-7-29 3988 Plumas Buck Lake, Feather River watershed - Sierra Nevada 2133 Comment
  CAS-BOT-BC159349  Drymocallis lactea var. lactea David D. Keck 1932-7-3 1638 Plumas Quincy, mountain slope in spruce forest to south of town - Northern Sierra Nevada 1066 Comment
  CDA17302  Dulichium arundinaceum G. F. Hrusa, P. Kerr, S. Winterton 2004-6-25 16351 Plumas Sierra Nevada; Snake Lake, 4 mi. NW of Quincy. Comment
  CAS-BOT-BC113789  Dulichium arundinaceum E. K. Balls 1950-9-9 15742 Plumas West of Lakes Center Public Campground, S end of small lake. 2042 Comment
  CHSC94669  Dysphania ambrosioides Lowell Ahart 2006-10-8 13411 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
  CHSC113639  Dysphania pumilio Lowell Ahart 2014-8-31 19826 Plumas South of an unnamed drainage, on the west side of Black Rock Creek, about 200 yards southwest of the foot bridge across Black Rock Creek, about 200 yards southwest of the Black Rock, Little Grass Valley Reservoir, about 4 1/2 miles (air) northwest of La Porte. 1536 Comment
  JEPS94293  Echinochloa crus-galli Lowell Ahart 1997-9-11 7898 Plumas about 5 air mi ne of Belden (about 1/8 mi s of Mosquito Creek, on the w side of the North Fork of the Feather River, on w edge of Caribou Road); North Fork of the Feather River, Caribou Road 792 Comment
  CHSC113585  Elatine Lowell Ahart 2014-8-24 19740 Plumas South side of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. 1533 Comment
  UC1561212  Elatine brachysperma Barbara Ertter 1988-10-21 8001 a Plumas 1.5 mi e Chester (e end of causway, on hwy 36, s of rd); Lake Almanor Comment
  JEPS102513  Elatine chilensis Lowell Ahart 2001-9-18 9288 Plumas Near Freeman Creek, on the strand of Lake Davis. 1758 Comment
  JEPS102595  Eleocharis acicularis Lowell Ahart 2001-10-16 9375 Plumas On the north side of a bank and a small stream, on the NW side of Round Valley Reservoir, about 2 1/2 miles SW of Greenville. 1363 Comment
  UC1133528  Eleocharis acicularis H. S. Yates 1936-8-12 6088 Plumas Lake Almanor Prattville Quadrangle Comment
  CAS-BOT-BC113704  Eleocharis acicularis Lowell Ahart 1980-10-6 2668 Plumas Lake, 1/2 mi W of Fowler Pk. 1700 Comment
  SEINET10938700  Eleocharis acicularis Lowell Ahart 1985-7-11 Ahart 5125 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
  SJSU14025  Eleocharis acicularis N. A. Hopkins 1988-8-29 1474 Plumas Antelope Lake Reservoir 1524 Comment
  CHSC40414  Eleocharis acicularis var. occidentalis Lowell Ahart 1985-7-11 5125 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
  CAS-BOT-BC113501  Eleocharis bella A. A. Heller; P. B. Kennedy 1907-7-3 8693 Plumas Red Clover valley Comment
  RSA52885  Eleocharis bella R. Weatherby 1950-9-1 1528 Plumas Edge of Long Lake, Lakes Basin Area 2134 Comment
  SD46727  Eleocharis bella Robert J. Weatherby 1950-7-28 1491 Plumas North edge of Taylorsville, islands in marsh 1096 Comment
  UCD49584  Eleocharis bella S. Galen Smith; Malcolm A. Nobs 1949-8-18 1357 b Plumas Drying mud flats at the south end of Lake Almano. Comment
  CAS-BOT-BC113389  Eleocharis engelmannii Lowell Ahart 1981-9-6 3101 Plumas 1 1/2 mi SW of Crescent Mills. 1200 Comment
  JEPS102596  Eleocharis engelmannii Lowell Ahart 2001-10-16 9376 Plumas On the north side of a bank and a small stream, on the NW side of Round Valley Reservoir, about 2 1/2 miles SW of Greenville. 1363 Comment
  CAS-BOT-BC113394  Eleocharis engelmannii var. detonsa Walter Knight; Irja Knight; John Thomas Howell 1966-7-27 1422 Plumas Adjacent to Pond Reservoir. Butterfly Botanical Area. 1097 Comment
  CHSC78738  Eleocharis macrostachya Jim Battagin 2000-7-5 Plumas Wolf Creek above Greenville Campground. 1112 Comment
  CHSC97089  Eleocharis macrostachya Lowell Ahart; Josephine Guardino 2007-7-21 14385 Plumas Bottom of a small stream, about 80 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-BC112913  Eleocharis macrostachya Malcom A. Nobs; Gordon H. True 1949-8-18 1358 Plumas Drying mud flats at the south end of Lake Almanor. Comment
  CHSC78570  Eleocharis torticulmis L. P. Janeway; Linnea Hanson, Jerold Hustafa, Jim Battagin 2000-9-13 6969 Plumas Northern High Sierra Nevada. Butterfly Valley Botanical Area: Sweetwater Meadow. 1177 Comment
  RSA0000237  Eleocharis torticulmis L. P. Janeway, B. Castro 2000-7-3 6874 Plumas Northern High Sierra Nevada. Butterfly Valley Botanical Area: Sweetwater Meadow. 1177 Comment
  CAS-BOT-BC451531  Elodea canadensis Greg Sommers 1976-6-29 135 Plumas Sierra Valley Marsh, from channel crossed by metal bridge on Dyson Lane. 1524 Comment
  JEPS88519  Elodea canadensis Vernon H. Oswald and Lowell Ahart 1996-7-15 8047 Plumas 1.4 mi s of Last Chance Camnpground (extending e from road 29N11, e side of Last Chance Marsh at n end of Lake Almanor, on e side of road to campground, High Cascade Range); High Cascade Range, Last Chance Marsh, Lake Almanor 1371 Comment
  SEINET10501559  Elodea canadensis Mary Susan Taylor, H. Swanson 1982-8-11 Taylor 4977 Plumas T22N R11E nw/se sec 26. Sierra City NW quad. Plumas-Eureka State Park, on Beaver trail at s end of Jamison Creek Campground, ca. 2 mi sw of Johnsville. 5620 ft. 1713 Comment
  CHSC21817  Elymus F. T. Griggs; A. Pass 1975-7-12 177 Plumas Bucks Lake. Comment
  SEINET10863864  Elymus William E. Harmon 1969-8-18 Harmon 1562 Plumas Roadcut in open pine forest. 2 mi NE of Blairsden. Comment
  CAS-BOT-BC227599  Elymus elymoides John Thomas Howell 1962-6-19 37884 Plumas Beckwourth Pass 1584 Comment
  CAS-BOT-BC227600  Elymus elymoides John Thomas Howell 1962-6-19 37884 A Plumas Beckwourth Pass 1584 Comment
  CAS-BOT-BC227608  Elymus elymoides Clare B. Hardham 1978-8-11 21800 Plumas About 5 miles southeast of Thompson Peak Comment
  CAS-BOT-BC227728  Elymus elymoides Lowell Ahart 1977-7-9 1506 Plumas 6 miles north of La Porte 1800 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
  UCR123674  Elymus elymoides subsp. elymoides George K. Helmkamp, Elizabeth Helmkamp 2001-7-7 6876 Plumas Sierra Nevada Mountains, Calif. Hwy 36, 4.3 mi SW of its junction with Calif. Hwy 89, vicinity of Lake Almanor 1463 Comment
  RSA71075  Elymus glaucus L. S. Rose 1951-6-27 51024 Plumas Johnsville. 1601 Comment
  UC485750  Elymus glaucus H. F. Copeland 1932-8-24 Plumas Drakesbad 1828 Comment
  UC1024759  Elymus multisetus Leo Whitney 1934-8-7 2292 Plumas 3 mi e the Cate Place (ca 10 mi nw of Portola); Plumas National Forest, Big Grizzley Valley 1828 Comment
  UC717963  Elymus trachycaulus David D. Keck 1944-7-8 5419 Plumas Feather River Inn Sierra Nevada, Middle Fork Feather River, Mohawk Valley 1356 Comment
  UCD62665  Elymus trachycaulus R. Tofsrud 1949-6-1 Plumas Vicinity of Quincy. Comment
  UCD62713  Elymus trachycaulus John Thomas Howell 1960-7-18 35547 Plumas Drakesbad. 1676 Comment
  JEPS121765  Elymus trachycaulus subsp. subsecundus B. Castro and L. P. Janeway 2009-8-29 1800 C Plumas Northern High Sierra Nevada. At eastern end of Red Mountain, 0.13 mi S of the Buckhorn survey monument; 0.2 mi upslope of the jcn of USFS Rd 23N69 and Rd 23N36Y ( to Martin Mine). Comment
  CHSC54544  Elymus trachycaulus subsp. trachycaulus Vernon H. Oswald 1991-8-8 4814 Plumas Lassen Volcanic National Park. Just north of the south boundary of the park at Willow Lake, along the trail to Camp Kelley and Terminal Geyser, ca. 3 miles (air) southeast of Drakesbad. In a meadow located here. 1670 Comment
  UCD62626  Elymus trachycaulus subsp. trachycaulus A. A. Beetle 1941-6-28 2791 Plumas West side of Lake Almanor. 1828 Comment
  SEINET10561203  Elymus triticoides subsp. multiflorus Frederick J. Hermann 1955-7-27 Hermann 11946 Plumas Dried swale along highway. Vinton. Comment
  CHSC97532  Elytrigia elongata Lowell Ahart; John Dittes 2007-6-16 14145 Plumas West of a small stream, about 200 yards south of County Road 111 (Beckwourth Genesee Road), 20 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1647 Comment
  CAS-BOT-BC392227  Enemion stipitatum W. I. Follett; Evelyn B. Follett 1952-5-3 s.n. Plumas Rich Gulch 1173 Comment
  CAS-BOT-BC81883  Ephedra viridis L. S. Smith 1927-5-30 2064 Plumas Tahoe Forest, Sierra Valley 1828 Comment
  CHSC33731  Epilobium brachycarpum M. S. Taylor 1981-7-13 3994 Plumas Frenchman Lake Canyon, 0.5 mi s of the dam, ca. 11 mi n of Chilcoot on Hwy 70. 1706 Comment
  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
  JEPS113781  Epilobium brachycarpum Lowell Ahart, John Dittes, Josephine Guardino 2007-6-8 14012 Plumas West side of an open rocky flat, 20 yards west of a poor dirt road, about a mile (air) north of the north end of Lake Davis 1965 Comment
  CAS-BOT-BC494104  Epilobium campestre William Harnach 2000-8-2 962 Plumas Sierra Valley. 1.5 mi S of Hwy 70 on A-23, 0.25 mi E of A-23. South of Beckwourth (Sierra Valley Farms) 1487 Comment
  CAS-BOT-BC171717  Epilobium canum subsp. latifolium E. K. Balls 1950-9-5 15674 Plumas 1 mile off Hwy 24, La Porte road between Quincy and Ramelli, Thompson Valley 1158 Comment
  CDA42423  Epilobium canum subsp. latifolium D. G. Kelch 2012-9-19 12 .375 Plumas Route 70 at North Fork of Feather River; 500 m south of turn-off to Pulga. Comment
  CHSC107918  Epilobium canum subsp. latifolium L. P. Janeway 2011-9-11 10723 Plumas Northern High Sierra Nevada. Between Road 22N57 (the road around Little Grass Valley Reservoir) and Black Rock Creek just before it empties into the Reservoir. On and next to blocky talus slope along the sides of south-facing basalt outcrop. 1570 Comment
  HSC103472  Epilobium canum subsp. latifolium J. D. Jokerst 1985-9-15 2581 Plumas Just west of USFS Rd. 26N26, top of ridge between Caribou Canyon and Yellow Creek, at narrow ridgetop saddle 1463 Comment
  UCD105466  Epilobium canum subsp. latifolium R. Carter 1966-7-10 475 Plumas 2 miles N of Bucks summit along W side of Oroville-Quincy Road. 1615 Comment
  CHSC113850  Epilobium ciliatum subsp. ciliatum Lowell Ahart 2014-9-9 16849 Plumas Below the high water line, on the sides of Sly Creek, Sky Creek Reservoir, about 7 miles (air) southwest of La Porte. 1069 Comment
  JEPS115111  Epilobium ciliatum subsp. ciliatum Lowell Ahart, John Dittes 2009-7-27 16180 Plumas On damp to dry soil, bottom and sides of a small pond, headwaters of Grizzly Gulch, 2.1 miles (air) northeast of Butt Valley Reservoir Dam 1479 Comment
  SD7371  Epilobium ciliatum subsp. ciliatum R. M. Austin 1882-7-25 Plumas Big Meadows Comment
  JEPS107495  Epilobium ciliatum subsp. glandulosum Lowell Ahart, John Dittes 2005-9-19 12388 Plumas Below the high water line of Taylor Lake, on the east side of Taylor Lake, about 6 miles (air) southwest of Antelope lake 2080 Comment
  JEPS108979  Epilobium ciliatum subsp. glandulosum Lowell Ahart 2006-10-8 13396 Plumas On the west bank of Chips Creek, just south of the bridge on Highway 70, on the north side of the North Fork of the Feather River, about 1 1/4 miles southwest of Belden 715 Comment
  JEPS102619  Epilobium glaberrimum subsp. glaberrimum Lowell Ahart 2001-7-19 8943 Plumas On the banks of Hopkins Creek, about 100 yards SW of the East Branch of Hopkins Creek, about 1/2 mile (air) south of Turkey Town, about 2 1/2 miles (air) SE of Pilot Peak. 1828 Comment
  JEPS122176  Epilobium glaberrimum subsp. glaberrimum Lowell Ahart 2014-8-26 19796 Plumas In the middle of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. Comment
  RSA0105471  Epilobium glaberrimum subsp. glaberrimum Lowell Ahart 2014-8-26 19796 Plumas In the middle of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles, (air) north of La Porte. 1533 Comment
  UC54449  Epilobium glaberrimum subsp. glaberrimum H. M. Hall and E. B. Babcock July, 1903 4452 Plumas Red Clover Canyon Sierra Nevada Mountains (along streams) 1584 Comment
  SEINET10453193  Epilobium glandulosum var. tenue Mary Susan Taylor, G. Rotta 1982-6-14 Taylor 4659 Plumas T27N R12E sw/nw sec 12. Antelope Lake quad. In wet Montane Mdw, Pioneer Mdw, e side of Antelope Lake, ca. 12 mi ne of Taylorsville. 5040 ft. 1536 Comment
  JEPS87819  Epilobium hornemannii subsp. hornemannii Lowell Ahart 1994-7-22 7505 Plumas about 0.5 mi e Mount Etna (on s side of Pacific Crest Trail); Sierra Nevada, Mount Etna 1981 Comment
  UC1755160  Epilobium luteum Dean W. Taylor 2001-8-1 17873 Plumas Hopkins Creek, along Forest Road 23N10 0.2 road miles N of the creek crossing, on a small waterfall of 3 cascades originating as a spring 1685 Comment
  SEINET8726258 Image available Epilobium paniculatum H. S. Reed 1941-1 s.n. Plumas Forest Lodge 1097 Comment
  JEPS38223  Epilobium torreyi W. L. Jepson 1939-8-12 19395 a Plumas branch of Last Chance Creek Ferris Creek 1767 Comment
  UC1191746  Epilobium torreyi Malcolm A. Nobs, S. Galen Smith 1949-8-19 1463 a Plumas pond on se side Portola Comment
  CAS-BOT-BC56993  Equisetum arvense Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1967-5-7 1875 Plumas in Butterfly Valley proper 1036 Comment
  CAS-BOT-BC57830  Equisetum hyemale subsp. affine John Thomas Howell 1959-9-24 34919 Plumas Indian Creek Canyon near Indian Falls. 1036 Comment
  CAS-BOT-BC57391  Equisetum laevigatum David D. Keck 1932-7-3 1701 Plumas Quincy, in the Northern Sierra Nevada 1066 Comment
  CAS-BOT-BC204597  Eragrostis mexicana subsp. virescens John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1967-7-10 2190 Plumas Butterfly Botanical Area and Vicinity. Mouth of Butterfly Creek 883 Comment
  HSC92439  Eragrostis pectinacea var. pectinacea L. Ahart 1981-9-6 3107 Plumas Along Indian Creek. About 1/2 mi. SW of the intersection with Hwy. 89 and Arlington Rd., about 11/2 mi. SW of Crescent Mills. 1067 Comment
  SEINET10555790  Eragrostis pilosa John Thomas Howell 1955-7-19 Howell 30734 Plumas Portola. 1478 Comment
  CAS-BOT-BC174182  Eremogone cliftonii Clare B. Hardham 1978-4-17 21583 Plumas Between Indian Joe and Caribou. Feather River Canyon 609 Comment
  CHSC91474  Eremogone cliftonii L. P. Janeway 2005-6-26 8441 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
Read comments Jul 8 2014
  CHSC92523  Eremogone cliftonii Samantha Mackey Hillaire; Matt Brown 2005-6-20 1226 Plumas Near Lower Buck's Lake. On flat area above rd 24N36. UTM 10 S 0646885, 4417733. 1524 Comment
  SEINET12875574 Image available Eremogone congesta var. subcongesta Barbara Ertter, Gary Schoolcraft 1989-1 8666 Plumas Diamond Mt. Peak ca. 7 airmiles S of Susanville, T28N R11E Sec 1 SW. 2316 Comment
  CAS-BOT-BC174297  Eremogone congesta var. suffrutescens Mrs. H. C. Cantelow 1939-5-20 s.n. Plumas Indian Valley Comment
  CAS-BOT-BC174364  Eremogone kingii var. glabrescens Lewis S. Rose 1963-6-4 63127 Plumas Sierra Valley, 2 mi. s. of Beckwourth 1463 Comment
  SEINET14623021  Eriastrum wilcoxii W. Harnach, N. Harnach 1990-6-16 389 Plumas Sierra Valley, Frank Dotta Ranch, NNW of Vinton. 1524 Comment
  CAS-BOT-BC286648  Ericameria bloomeri L. P. Janeway 1990-8-29 3838 Plumas Plumas National Forest, Beckwourth Ranger District. Southern flank of Mt Ingalls ca 1/4 mi from the top 2407 Comment
  CAS-BOT-BC286657  Ericameria bloomeri Milo S. Baker 1926-9-2 336 c-'26 Plumas Lee's Camp Comment
  CAS-BOT-BC286665  Ericameria bloomeri John Thomas Howell 1926-7-29 2150 Plumas On Chester-Westwood road 1/2 miles west of Lassen Co. line Comment
  CHSC55185  Ericameria bloomeri L. P. Janeway 1989-9-6 3642 Plumas Plumas National Forest. Along road 24N45Y 1/4 mi east of Crocker Meadow and the Beckwouth-Genesee Road (road 111) 6.3 mi north of Beckwourth. 1752 Comment
  JEPS113438  Ericameria bloomeri Lowell Ahart, John Dittes 2007-8-9 14432 Plumas Along the west side of the poor road, south slope of Mount Ingalls, about 6 miles (air) northwest of the north end of Lake Davis 2551 Comment
  JEPS95037  Ericameria bloomeri Vernon Oswald and Lowell Ahart 1997-9-18 8876 Plumas 4.25 air mi w of Caribou (on Forest Road 26N25 to Mosquito Creek, 2.8 mi ne of its junction with 26N26 to Humbug Valley); Forest Road 26N25 to Mosquito Creek 1411 Comment
  RSA0039304  Ericameria bloomeri Lowell Ahart 2008-8-14 15199 Plumas 20 yards northwest of the metal gate, west side of Forest Road 22N68, about 50 yards west of the South Fork of the Feather River, about 1/2 mile northeast of Little Grass Valley Reservoir, about 5 miles (air) northeast of La Porte. 1571 Comment
  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
  UC1777684  Ericameria linearifolia June McCaskill 1956-1 422 Plumas Lake Almanor region? Comment
  CAS-BOT-BC294293  Ericameria nauseosa var. speciosa John Thomas Howell 1959-9-21 34787 Plumas Rich Bar 762 Comment
  CAS-BOT-BC299437  Ericameria nauseosa var. speciosa Mrs. E. C. Sutliffe 1921-10-1 s.n. Plumas Gold Lake Region Comment
  CAS-BOT-BC299441  Ericameria nauseosa var. speciosa Mrs. Jos Clemens 1919-11-1 s.n. Plumas Crystal Lake Comment
  JEPS21501  Ericameria nauseosa var. speciosa W. L. Jepson 1939-7-31 19293 Plumas slope w of Meadow Valley 1524 Comment
  SD8961  Ericameria nauseosa var. speciosa R. M. Austin 1880-1 Plumas Comment
  UC1119835  Ericameria nauseosa var. speciosa C. G. Albertus 1935-8-29 279 Plumas 2 mi e of Grizzly Peak; Plumas National Forest, Sierraville Quad. 1767 Comment
  CAS-BOT-BC293029  Ericameria parryi var. nevadensis John Thomas Howell 1959-9-24 34961 Plumas Near Blairsden 1341 Comment
  CAS-BOT-BC293030  Ericameria parryi var. nevadensis John Thomas Howell 1974-9-20 50903 Plumas About 2 miles from Spring Garden on road to Quincy 1158 Comment
  CHSC59680  Ericameria parryi var. nevadensis L. P. Janeway; Shannon Quinsey 1992-8-11 4289 Plumas Plumas National Forest. Between Dixie Creek and Coyote Hills in the northeast corner of Red Clover Valley: along Road 25N74 0.4 mi southwest of Road 26N70 and Dixie Creek. 1691 Comment
  JEPS75241  Ericameria parryi var. nevadensis John Thomas Howell 1961-9-23 36878 Plumas Cooks Creek Road near Englemine 1082 Comment
  CAS-BOT-BC294472  Erigeron bloomeri var. bloomeri M. S. Taylor 1982-6-10 4628 Plumas Along 23N72, 1/2 mi w of Table Rock, ca. 2.5 mi ne of Beckwourth 1676 Comment
  CHSC94664  Erigeron canadensis Lowell Ahart 2006-10-8 13400 Plumas On the west bank of Chips Creek, south of the bridge on Highway 70, on the north side of the North Fork of the Feather river, about 1 1/4 miles southwest of Belden. 715 Comment
  CAS-BOT-BC296002  Erigeron divergens Rimo Bacigalupi; J. R. Sweeney; Geo. Bacigalupi, Jr. 1953-8-31 4348 Plumas Road to Indian Agency from Greenville, Indian Valley about 2 miles east of Greenville 1005 Comment
  CDA13404  Erigeron divergens G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13253 Plumas Sierra Nevada; Site on slopes to E of headwaters of Bull Run Creek off USFS 23N12E. Comment
  CDA18458  Erigeron divergens G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-24 3177 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
  CAS-BOT-BC296006  Erigeron divergens L. P. Janeway 1995-8-24 4899 Plumas Near head of a small western tributary to Willow Creek, 0.6 mi. east of Penman Saddle 1935 Comment
  POM186540  Erigeron divergens D. D. Keck 1932-7-3 1623 Plumas North of Spanish Creek. Quincy, northern Sierra Nevada 1067 Comment
  RSA151630  Erigeron divergens R. C. Bacigalupi, J. Robert Sweeney, G. Bacigalupi Jr. 1953-8-31 4348 Plumas Road from Greenville to Indian Agency, Indian Valley, about 2 miles east of Greenville. 1006 Comment
  CAS-BOT-BC300404  Erigeron eatonii var. plantagineus Alice Eastwood 1918-5-25 7022 Plumas Portola Comment
  UC1118192  Erigeron glacialis var. glacialis F. W. Embree 1934-6-6 62 Plumas Three Lakes Plumas National Forest, Bidwell Bar Quadrangle,Three Lakes 1889 Comment
  CDA13370  Erigeron inornatus var. inornatus G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-15 13219 Plumas Sierra Nevada; Inter. of Hwy. 70 & Sloat Rd. approx. 3 m. E of Spring Garden. Comment
  CDA17236  Erigeron lassenianus G. F. Hrusa, Kerr, S. Winterton 2004-6-25 16339 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
  CHSC61916  Erigeron petrophilus var. sierrensis Lowell Ahart 1993-9-24 7263 Plumas On the north side of the Pacific Crest Trail, about 400 yards north-east of the trail head, about 1/10 mile east of the Quincy La Porte Road, about 1 mile west of Pilot Peak. Near large rocks. 1920 Comment
  JEPS87531  Erigeron petrophilus var. sierrensis Lowell Ahart 1993-9-24 7263 Plumas on n side of trail about 400 yd ne trail head (about 1/10 mi e of the Quincy La Porte Rd, about 1 mi w of Pilot Peak); Pacific Crest Trail 1920 Comment
  UC1075734  Erigeron petrophilus var. sierrensis Robert J. Weatherby 1955-7-21 1650 Plumas head No Ear Bar Trail; Middle Fork Feather River, Rocky Point 1524 Comment
  CHSC36335  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-BC300270  Erigeron reductus var. reductus Anna Head 1920-7-1 s.n. Plumas Feather River Region 2377 Comment
  CAS-BOT-BC256168  Eriogonum douglasii var. meridionale A. A. Heller; P. B. Kennedy 1907-7-4 8717 Plumas Ridge east of Red Clover Valley Comment
  NY803687  Eriogonum douglasii var. meridionale J. L. Reveal 2002-6-25 8361 Plumas Squaw Valley at the road junction of Forest Service Roads 28N01 and 28N70 on flat west of highway, 11.9 airmiles NNW of Beckwourth. 1707 Comment
  CHSC62480  Eriogonum elatum var. elatum L. P. Janeway 1993-8-10 4513 Plumas Plumas National Forest, Beckwourth Ranger District. 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. Around the sagebrush in sagebrush flats. 1487 Comment
  CAS-BOT-BC255755  Eriogonum elatum var. villosum Lewis S. Rose 1955-7-20 55159 Plumas Mohawk 1371 Comment
  CHSC53046  Eriogonum elatum var. villosum L. P. Janeway 1989-7-6 3457 Plumas Plumas National Forest Beckwourth Ranger District. South-facing volcanic outcrop 'barren' area, above Jackson Cr and Middle Fk Feather River; 2.3 mi from Hwy 70/89 on rd 23N11, then 0.7 mi on rd 23N48. 1645 Comment
  SEINET530776  Eriogonum elatum var. villosum Paul Opler 2007-6-28 Plumas 1 mi. E Clio. Comment
  CAS-BOT-BC259355  Eriogonum lobbii Lewis S. Rose 1932-9-5 32619 Plumas Jamison Lake 1889 Comment
  JEPS56731  Eriogonum marifolium Esther C. Fritz 1933-7-27 Plumas Spanish Peak 2133 Comment
  UC174722  Eriogonum marifolium A. A. Heller with P. B. Kennedy 1907-7-3 8707 Plumas hills above Red Clover Valley 1676 Comment
  UC635078  Eriogonum marifolium Ethel Wickes July 1925 2892 Plumas Mt. Elwell Comment
  UC723802  Eriogonum marifolium Joseph Andorfer Ewan 1934-7-16 8522 Plumas Mt. Elwell trail above Long Lake 2072 Comment
  SEINET10871611  Eriogonum marifolium Mary Susan Taylor 1981-7-6 Taylor 3975 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
  CHSC21200  Eriogonum marifolium var. marifolium F. T. Griggs; A. Pass 1975-7-17 211 Plumas Buck's Lake Forest Service Survey. Comment
  CHSC34738  Eriogonum marifolium var. marifolium M. S. Taylor 1981-7-17 4034 Plumas Lakes Basin, Bear Lakes trail, just s of spur trail to Gold Lake Lodge, ca. 6 mi s of Mohawk. 1981 Comment
  UCD169256  Eriogonum nudum S. L. Welsh; N. D. Atwood 2001-6-14 28140 Plumas Roadcut, ca. 4 miles north of Beckwourth. 1481 Comment
  SEINET10479458  Eriogonum nudum Lowell Ahart, James D. Jokerst 1985-10-4 Ahart 5194 Plumas Along the South Fork of the Feather River about 1/4 mile north of the Feather Fork Mine, about 6 miles north-east of La Porte. Comment
  RSA766351  Eriogonum nudum var. deductum Anstruther Davidson 1928-08 1513 Plumas Feather River Canyon. 1677 Comment
  CAS-BOT-BC261591  Eriogonum nudum var. nudum Mrs. A. L. Coombs 1912-9-1 s.n. Plumas Big Meadows Comment
  CDA13351  Eriogonum nudum var. nudum G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-15 13200 Plumas Sierra Nevada; 2.5 m E of Spring Garden on Hwy 70, and 0.5 m. S of Estray Ck. Comment
  SD211672  Eriogonum nudum var. nudum Barbara Ertter 1988-7-25 7850 Plumas Diamond Mountains, ca. 15 airmiles due south of Susanville, sheep camp on Pierce Creek. 1981 Comment
  UC1032192  Eriogonum nudum var. nudum C. G. Albertus 1935-7-23 232 Plumas 2 mi nw Lava Peak; Plumas National Forest, Downieville Quadrangle 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
  SEINET10479540  Eriogonum spergulinum Mary Susan Taylor 1982-8-5 Taylor 4927 Plumas T25N R10E nw/se sec 8. Greenville SW quad. Mt Hough summit, ca. 7 air mi nne of Quincy. 7230 ft. 2204 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
  CHSC57091  Eriogonum spergulinum var. reddingianum L. P. Janeway; Garrett Gibson 1991-7-11 4069 Plumas Plumas National Forest Beckwourth Ranger District Westside Compartment. Between Smith Peak and the southwest corner of Lake Davis; between Humbug Creek and Dan Blough Creek. Bare ground openings in Artemisia tridentata scrub openings in yellow pine forest. 1798 Comment
  SEINET1909917  Eriogonum spergulinum var. reddingianum Barbara Ertter 1988-1 7853 Plumas Diamond Mts, ca 15 airmiles due S of Susanville, sheep camp on Pierce Creek 1981 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
  SEINET10479795  Eriogonum strictum subsp. proliferum Mary Susan Taylor 1981-6-18 Taylor 3937 A Plumas T24N R13E nw/sw sec 8. Grizzly Valley quad. N side of rd 25N93, ca. 1.5 mi NW of Bagley Pass, ca. 12 mi N of Blairsden. 5800 ft. elev. 1768 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
  RSA766159  Eriogonum umbellatum Joseph A. Ewan 1934-6-26 8297 Plumas Along trail to Frazier Creek Falls from Gold Lake road. Sierra Nevada. 1829 Comment
  CDA13437  Eriogonum umbellatum var. dumosum G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13284 Plumas Sierra Nevada; Dry, rocky ridgetop on USFS 23N11A, N of Hwy 70, E - 6-7 mi. from Spring Garden. Comment
  UC1032271  Eriogonum umbellatum var. dumosum C. G. Albertus 1935-7-27 235 Plumas 1 1/2 mi se Cromberg; Plumas National Forest, Downieville Quadrangle Comment
  CAS-BOT-BC268188  Eriogonum umbellatum var. modocense A. A. Heller; P. B. Kennedy 1907-7-15 8838 Plumas Near mouth of Little Grizzly Creek below Genessee [Genesee] Comment
  JEPS127331  Eriogonum umbellatum var. modocense Lowell Ahart 2016-7-9 21084 Plumas Top and on the east side of Table Mountain, about 2 miles (air) northwest of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir Dam. Comment
  UCSB63570  Eriogonum umbellatum var. modocense Jokerst, James 1985-7-23 Plumas above Hwy. 70 N of Indian Creek; due N of Indian Falls: T26N R9E SE1/4 SW1/4 Sect. 34 807 Comment
  CAS-BOT-BC262070  Eriogonum umbellatum var. nevadense Emily McPherson 1976-11-7 76- 32 -7 Plumas 5 mi. north of Beckwourth 2055 Comment
  CAS-BOT-BC262078  Eriogonum umbellatum var. nevadense Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region Comment
  CAS-BOT-BC265164  Eriogonum umbellatum var. nevadense Anna Head 1920-7-30 s.n. Plumas Lake Center Camp, Feather River Region 1920 Comment
  CHSC106215  Eriogonum umbellatum var. nevadense Arthur C. Barrett 2011-7-18 23 Plumas Plumas National Forest. Meadow View Ranger Station. 1874 Comment
  CHSC39993  Eriogonum umbellatum var. nevadense M. S. Taylor 1982-6-7 4612 Plumas On open ridge between Ramelli Ranch and Portola, ca. 2 mi e of Portola. 1737 Comment
  SEINET5331972  Eriogonum umbellatum var. nevadense A. A. Heller, P. B. Kennedy 1907-7-4 8716 Plumas Ridge east of Red Clover Valley. Comment
  CHSC104740  Eriogonum umbellatum var. polyanthum L. P. Janeway; Matt Simenc, Jason Emmons 2009-7-27 9879 Plumas Northern High Sierra Nevada. Plumas National Forest; Frenchman Hill and western end of Red Mountain, along the dirt road across Red Mountain, 360 m south-southeast of the top of Frenchman Hill. 1781 Comment
  UCD101488  Eriogonum umbellatum var. polyanthum John Thomas Howell 1961-9-23 36863 Plumas Indian Valley. 1082 Comment
  SEINET3836816 Image available Eriogonum umbellatum var. stellatum W. L. Jepson 1939-7-31 19311 Plumas Spanish Peak Summit 2148 Comment
  CAS-BOT-BC262244  Eriogonum ursinum John Thomas Howell 1951-6-27 27630 Plumas Jamison Creek 1828 Comment
  UCD101329  Eriogonum ursinum John Thomas Howell 1975-7-22 51366 Plumas in the Transition Life Zone, 2 miles northwest of Spring Garden. 1173 Comment
  CHSC65823  Eriogonum ursinum var. ursinum L. P. Janeway 1995-7-23 4868 Plumas Hartman Bar Ridge; south side of top of Franklin Hill. 1737 Comment
  CAS-BOT-BC262327  Eriogonum vimineum W. Harnach; N. Harnach 1990-6-16 387 Plumas Sierra Valley. Frank Dotta Ranch 1524 Comment
  CAS-BOT-BC264128  Eriogonum vimineum John Thomas Howell; Walter Knight; Irja Knight 1966-7-27 1544 Plumas Roadside near mouth of Butterfly Creek, Butterfly Botanical Area and vicinity 1036 Comment
  JEPS95126  Eriogonum vimineum Lowell Ahart 1997-9-11 7905 Plumas about 1/2 mi s of Mosquito Creek (about 4 1/2 air mi ne of Beldon, on the e edge of Caribou Road, on w side of the North Fork of the Feather River); North Fork of the Feather River 792 Comment
  CAS-BOT-BC264120  Eriogonum vimineum Alice Eastwood 1927-6-27 14930 Plumas On road from Chilcoot, United States Forest Reserve Comment
  RSA706445  Eriogonum vimineum James L. Reveal 1975-8-24 3975 Plumas Along California Highway 70 in the Feather River Canyon, 0.5 mile northeast of Twain and 2.5 miles northeast of the Hallstead Campground, 877 Comment
  CHSC54425  Eriophorum gracile Vernon H. Oswald 1991-7-17 4746 Plumas Lassen Volcanic National Park. Little Willow Lake located on the south border of the park, ca. 2.5 miles (air) south-southeast of Drakesbad. 1828 Comment
  UC1748292  Eriophorum gracile L. P. Janeway 2000-7-7 6880 Plumas 1.1 km NE of Maple Flat ( at head of an upper northern branch of Spanish Creek); Northern High Sierra Nevada 1609 Comment
  UC186460  Eriophyllum lanatum var. achilleoides A. A. Heller and P. B. Kennedy 1907-7-15 8849 Plumas Little Grizzly Creek; near mouth, below Genessee Comment
  CHSC37776  Eriophyllum lanatum var. grandiflorum M. S. Taylor 1981-7-29 4145 Plumas In rd embankment, e side of Flourney Grade (25N42), 2.2 mi s of Flourney bridge, ca. 3 air mi e of Genesee. 1554 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
  UC507148  Eriophyllum lanatum var. grandiflorum Lincoln Constance 1933-7-5 E 115 Plumas 3 mi e Keddie (on slopes above river, (near type locality of E. chrysanthum Rydberg!)); Feather River Comment
  UC960338  Eriophyllum lanatum var. grandiflorum A. A. Heller 1938-5-30 15133 Plumas roadside bank near Rich Bar 762 Comment
  CAS-BOT-BC308263  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
  CAS-BOT-BC308273  Eriophyllum lanatum var. integrifolium Alice Eastwood 1927-6-27 14881 Plumas On road from Chilcoot Comment
  SEINET10839140  Eriophyllum lanatum var. integrifolium Lowell Ahart, Peter Ahart 1983-8-17 Ahart 4327 Plumas Near Onion Valley, west of Pilot Peak, near the Quincy-LaPorte Rd, northeast of La Porte. Red Fir Forest; 2000 m. 2000 Comment
  SEINET13943989 Image available Eryngium alismifolium Joseph Andorfer Ewan 1934-1 8567 Plumas middle fork Feather River at Pactola Comment
  SEINET8673868  Eryngium alismifolium Roxanna S. Ferris, Lorraine, Laura 1941-8-9 10424 Plumas at Lake Almanor Public Camp (near village) Comment
  JEPS109949  Eryngium aristulatum D. W. Taylor 1992-8-23 13217 Plumas Lake Almanor region, along Hwy 89, 1.3 mile N of junction with Humbug-Humboldt Road. Comment
  RSA101768  Eryngium yuccifolium Ames 1876-1 s.n. Plumas [Unspecified] Comment
  CAS-BOT-BC54321  Erysimum capitatum Gladys L. Smith 1976-6-7 4579 Plumas Small creek ford at top of grade after crossing bridge over Middle Fork Feather River. 1280 Comment
  SEINET10973587  Erysimum capitatum Mary Susan Taylor 1981-5-10 Taylor 3663 A Plumas T26N R12E nw sec 32. Genesee Valley quad.In loose decomposed granite gravel, N side of Genesee Valley Rd, ca. 2 mi E of its jct with Beckwourth Pass turnoff and Flournoy Bridge; overlooking Plumas Lbr. Co, ca. 5 mi E of Genesee. 4200 ft. 1280 Comment
  CHSC11381  Erysimum capitatum var. capitatum Lowell Ahart 1969-5-11 Plumas 10 miles below Quincy on Highway 70. 914 Comment
  CHSC52516  Erysimum capitatum var. capitatum L. P. Janeway 1990-5-19 3721 Plumas Plumas National Forest. Small creek west of Rattlesnake Creek, ca 1 1/4 mi N of Hwy 70/89 and Long Valley. 1402 Comment
  CHSC21028  Erythranthe breweri F. T. Griggs; A. Pass 1975-7-10 152 Plumas Buck's Lake Forest Service Survey. Comment
  CHSC40263  Erythranthe breweri Lowell Ahart 1985-7-11 5136 Plumas Little Grass Valley Reservoir, where Black Rock Creek flows into the lake, about 4 miles north-west of La Porte. 1584 Comment
  SEINET14196936  Erythranthe breweri A. A. Heller, P. B. Kennedy 1907-7-8 8753 Plumas Red Clover Valley. Comment
  CHSC113902  Erythranthe lewisii Lowell Ahart 2014-8-24 19754 Plumas Center of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. 1533 Comment
  CAS-BOT-BC153616  Erythranthe moniliformis M. Lavin 1982-6-27 4150 Plumas Sierra Buttes Country 4 mi up Gold Lake Rd from Graeagle, 12 mi. 250 deg. from Portola 1981 Comment
  SEINET8258452  Erythranthe moniliformis J. M. Tucker 1948-7-24 1719 Plumas near road from Cascade to Camel Peak. 1615 Comment
  CHSC24243  Erythranthe primuloides K. R. Stern 1975-7-29 Plumas NW side of Lake Almanor. Comment
  UC197242  Erythronium purpurascens Mrs. Austin Plumas Comment
  UC178475  Eschscholzia californica Katharine Brandegee Plumas Portola Comment
  CAS-BOT-BC176959  Eucephalus breweri J. Semple; S. Heard 1986-8-13 8417 Plumas [LaPorte] La Porte Rd., 2 mi. E of [LaPorte] La Porte, at turnoff to Quincy Comment
  JEPS113432  Eucephalus breweri Lowell Ahart, John Dittes 2007-8-9 14445 Plumas About 120 yards east of the road, on the east slope of Mount Ingalls, about 6 miles (air) northwest of the north end of Lake Davis. 2551 Comment
  UC1557888  Eucephalus breweri J. Semple, S. Heard 1986-8-13 847 Plumas 2 mi e, (LaPorte Rd., at turnoff to Quincy) La Porte Comment
  SEINET10453751  Euphorbia crenulata Lowell Ahart, Peter Ahart 1985-7-1 Ahart 5097 Plumas Along the edges of the dirt road, about 1 1/2 miles east of Sawmill Flat, 1/2 mile north of Cleghorn Bar Road, about 5 miles north-west of Pilot Park. Comment
  CHSC52723  Eurybia integrifolia L. P. Janeway 1990-8-3 3823 Plumas Plumas National Forest. Meadow at head of small drainage (into Little Grizzly Cr) ca 1 mi SW of Little Grizzly Cr and between Joseph Cr and Oliver Cr. 1981 Comment
  CHSC53578  Eurybia integrifolia L. P. Janeway 1989-7-20 3509 Plumas Plumas National Forest. North end of Crocker Meadow; near the Beckwourth-Genesee Rd (rd111) 6.3 mi N of Beckwourth. 1737 Comment
  JEPS31893  Eurybia integrifolia W. L. Jepson 1939-7-31 19312 Plumas Spanish Peak (just below with summit) Spanish Peak 2133 Comment
  RSA59313  Euthamia occidentalis E. K. Balls 1950-9-14 15797 Plumas Hwy 89, along Indian Creek, 1.5 mi from jct with Hwy 24. 915 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
  CHSC118716  Festuca myuros Wendy L. Boes; Jim Battagin 2015-5-12 2015007 C Plumas Plumas National Forest. Location between Forest Service Road 25N18Y and Caribou Road, south of Northfork Campground. UTM 652180 E, 4433328 N, NAD83 Zone 10N. 792 Comment
  CHSC100310  Festuca occidentalis Lowell Ahart 2008-7-16 15073 Plumas Forest floor, east of a small meadow (swamp), about 100 yards north of the paved road, about 1/4 mile west of the bridge where the South Fork of the Feather River flows into Little Grass Valley Reservoir, about 2 1/2 miles (air) north of La Porte. 1597 Comment
  SEINET180997 Image available Festuca occidentalis L. S. Smith 1922-7-24 1201 Plumas Modoc Forest; Rush Creek Hill on toll road 1890 Comment
  JEPS106341  Festuca subulata Lowell Ahart 2004-7-27 11315 Plumas Along Hopkins Creek, about 200 yards north of the fork of Hopkins Creek and the East Branch of Hopkins Creek, about 3/4 mile south of Turkeytown, about 1 mile (air) southwest of Blue Nose Mountain, about 10 miles (air) northeast of La Porte 1645 Comment
  CHSC97547  Floerkea proserpinacoides Lowell Ahart; John Dittes 2007-6-17 14109 Plumas Gravel bars along a small stream, on the south side of County Road 111 (Beckwourth Gensee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1647 Comment
  CHSC61612  Fragaria vesca Arthur C. Barrett 1913-6-23 10 Plumas Plumas National Forest. Lone Rock Valley. 1005 Comment
  CAS-BOT-BC55681  Frangula purshiana L. P. Janeway; Garrett Gibson 1992-6-16 4239 Plumas Portola quad. About 1 mi northwest of Beckwourth Peak and 2 mi southeast of Portola Comment
  CHSC98748  Frangula purshiana subsp. annonifolia L. P. Janeway 2007-8-15 9194 Plumas Northern High Sierra Nevada. Granite Basin, along Little North Fork Middle Fork Feather River near the Road 18 bridge. Riparian strip along edges of creek. 1381 Comment
  CHSC98921  Frangula purshiana subsp. annonifolia L. P. Janeway; B. Castro 2007-8-18 9206 Plumas Northern High Sierra Nevada. Along Soda Creek and Road 25N22 1.2 km northwest of Hwy 70 and West Branch North Fork Feather River. 942 Comment
  HSC104000  Frangula purshiana subsp. annonifolia L. Ahart 2012-7-1 18255 Plumas About 4 air mi. NE of Belden, ~ 200 yds. NW of Caribou Rd., along the creek 834 Comment
  CHSC107424  Frangula purshiana subsp. ultramafica L. P. Janeway; Peter Zika 2011-8-6 10636 Plumas Northern High Sierra Nevada. Plumas National Forest; Serpentine Canyon; steep rocky outcrops and talus serpentine slopes on north side of Hwy 70/East Branch North Fork Feather River, 2.9 road km east of the Rich Bar Overlook. In bottom of steep draw with azalea. 838 Comment
  CAS-BOT-BC55709  Frangula rubra subsp. obtusissima Anna Head 1921-1-1 s.n. Plumas Feather River region Comment
  CAS-BOT-BC55711  Frangula rubra subsp. obtusissima Gary Schoolcraft 1984-6-27 1276 Plumas East of Sugar Loof Mtn. 1524 Comment
  HSC99904  Frangula rubra subsp. obtusissima J. P. Smith, & J. O. Sawyer 2004-9-13 12058 Plumas Red Mountain area S of Buck Lake on 23N69 at junction with 23N18. 1799 Comment
  SBBG33895  Frangula rubra subsp. obtusissima L. S. Rose 1969-6-23 Plumas 10 mi SW of Quincy, La Porte Rd 1249 Comment
  CAS-BOT-BC59578  Frangula rubra subsp. rubra John Thomas Howell; Gordon True 1969-6-23 45819 Plumas Sierra Nevada - Middle Fork of Feather River at Nelson Point 1249 Comment
  CDA18666  Fritillaria atropurpurea G. D. Barbe, T. C. Fuller 1982-6-15 3713 Plumas Sierra Nevada; 1.0 mile below and northeast of Red Hill Summit, Plumas National Forest. 1783 Comment
  CAS-BOT-BC505273  Fritillaria atropurpurea Mrs. E. C. Sutcliffe 1927-6-1 s. n. Plumas Drakesbad, Lassen Volcanic Park Comment
  CAS-BOT-BC508207  Fritillaria atropurpurea Dudley 1923-5-10 s. n. Plumas Lake Gill, Quincy Comment
  CAS-BOT-BC506202  Fritillaria micrantha John Thomas Howell 1951-6-28 27655 Plumas Johnsville 1584 Comment
  CAS-BOT-BC130394  Fritillaria pinetorum Gladys L. Smith 1976-6-7 4600 Plumas Secondary road betw. Rte. 70 and La Porte 1950 Comment
  JEPS61943  Fritillaria pudica Dr. Minor Apr. 1913 Plumas Mohawk Valley Comment
  CHSC35263  Galium bolanderi M. S. Taylor 1981-7-27 4127 Plumas Ca. 10 ft S of Beckwourth-Genesee Rd, ca. 3/4 mi W of Drum Bridge, ca. 5 air mi E of Genesee. 1188 Comment
  CHSC40862  Galium bolanderi K. R. Stern 1985-6-25 8246 Plumas Vicinity of Blairsden. 1402 Comment
  JEPS26661  Galium bolanderi Lauramay T. Dempster 1961-6-15 1462 Plumas top of peak near Engelmine 1950 Comment
  UCR71482  Galium grayanum Barbara Ertter, Gary Schoolcraft 1989-7-3 8641 Plumas c. 0.5 mile below Red Rock lookout, c. 8 airmiles south of Susanville 2134 Comment
  RSA165564  Galium grayanum var. grayanum Clare B. Hardham 1961-6-16 7439 Plumas Diamond Peak. 2256 Comment
  POM69202  Galium trifidum Marcus E. Jones 1897-7-5 s.n. Plumas Prattville. 1372 Comment
  CHSC102748  Galium trifidum var. pacificum Lowell Ahart; John Dittes, Josephine Guardino 2009-7-22 16151 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
  CHSC35271  Galium trifidum var. pacificum M. S. Taylor 1981-8-5 4171 Plumas In Indian Valley, S side of Hwy 206, 1.5 mi E of its jct with Hwy 89 just N of Cresent Mills. 1066 Comment
  CHSC102122  Galium triflorum Lowell Ahart; John Dittes 2009-7-27 16170 Plumas On dry soil, about 100 yards west of the small pond, headwaters of Grizzly Gulch, 2.1 miles (air) northeast of Butt Valley Reservoir Dam. 1479 Comment
  CHSC113638  Galium triflorum Lowell Ahart 2014-8-31 19819 Plumas In an unnamed drainage, on the west side of Black Rock Creek, about 200 yards southwest of the foot bridge across Black Rock Creek, about 200 yards southwest of the Black Rock, Little Grass Valley Reservoir, about 4 1/2 miles (air) northwest of La Porte. 1536 Comment
  JEPS122315  Galium triflorum Lowell Ahart 2014-8-31 19819 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
  UCR87994  Galium triflorum Walter Knight, J. T. Howell, I. Knight 1966-7-26 1570 Plumas Northern Sierra Nevada Mtns., Butterfly Botanical Area and vicinity; Fern Glen 1113 Comment
  CHSC33809  Garrya fremontii M. S. Taylor 1981-4-30 3576 Plumas In plantation, ca. 0.5 mi n of 22N818, ca. 1 mi e of Big Peak and 4 mi w of Little Grass Valley Reservoir. 1706 Comment
  RSA609423  Garrya fremontii Louis C. Wheeler 1958-7-30 7356 Plumas Sierra Nevada: White Pine Chrome Mine, ca. 1/2 mile E of Bottle Springs, South Fork Rock Creek, near Quincy. 1585 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
  SFV11164  Garrya fremontii M. L. Vincent 1964-4-10 554 Plumas Highway Alt. 40, 1 mile southwest of Virgilia. 850 Comment
  UC634641  Garrya fremontii H. L. Mason 1924-6-18 1053 Plumas road between Graeagle and Gold Lake Comment
  SEINET10453486  Garrya fremontii Lowell Ahart 1990-10-14 Ahart 6633 Plumas Along an improved road, about 1/8 mile south of Cleghorn Bar Road, about 2 1/2 mile (air) west of Finger Board. Yellow Pine Forest. T23N R9E C/S35. 1768 Comment
  JEPS33715  Gayophytum John Thomas Howell 1926-7-23 2094 Plumas near Prattville 1463 Comment
  UC1122571  Gayophytum diffusum subsp. diffusum E. Sawyer 1935-6-27 167 Plumas Charlies Valley; Plumas National Forest, Sierraville Quad. 1524 Comment
  CHSC84460  Gayophytum diffusum subsp. parviflorum Lowell Ahart; John Dittes 2003-8-8 10487 Plumas On an old abandoned road, on the east side of Beckwourth Calpine Road, about 3 miles south of Beckwourth, Sierra Valley. 1482 Comment
  POM249896  Gayophytum diffusum subsp. parviflorum Joseph A. Ewan 1934-7-18 8576 -a Plumas Camp Caldwell at Dentens, Mohawk Valley 1616 Comment
  CHSC20988  Gayophytum heterozygum F. T. Griggs; A. Pass 1975-7-11 165 Plumas Buck's Lake. Comment
  RSA0105478  Gayophytum heterozygum Lowell Ahart 2014-9-9 19848 Plumas On the west side of Sly Creek, Sly Creek Reservoir, about 7 miles (air) southwest of La Porte. 1074 Comment
  UC1122563  Gayophytum heterozygum C. W. Hanks 1934-8-31 66 Plumas hills ne Sierra Valley; Plumas National Forest, Sierraville Quadrangle Comment
  CHSC46122  Gayophytum humile Lowell Ahart 1981-7-21 2973 Plumas Along the edge of Cleghorn Bar Road, 1 1/2 miles west of Quincy La Porte Road, about 2 air miles west of Pilot Peak. 1706 Comment
  JEPS113641  Gayophytum racemosum Lowell Ahart, John Dittes 2007-6-16 14088 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
  SEINET10454845  Gentiana calycosa Mary Susan Taylor 1982-8-23 Taylor 5042 Plumas T25N R8E nw/se sec 19. Almanor SW quad. On both sides of Virgilia-Meadow Valley Rd (25N17), in small creek, ca. 0.5 mi w of York Cr, s of 12 Mile Ravine, ca. 1.5 mi sw of Virgilia. 4400 ft. 1341 Comment
  UC405457  Gentiana newberryi R. M. Austin Aug 1896 896 Plumas Big Meadows Comment
  CHSC100322  Gentianopsis simplex Lowell Ahart 2008-8-13 15178 Plumas North side of La Porte Road, north of East Branch Creek, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte. 1613 Comment
  CHSC100873  Geum triflorum L. P. Janeway; B. Castro 2008-6-8 9394 Plumas Northern High Sierra Nevada. Lower end of Lower Thompson Valley, about 1.4 km north of Red Clover Creek and about 75 m southwest of the Thompson Valley Creek. 1666 Comment
  JEPS102739  Gilia capillaris Lowell Ahart 2001-7-17 8906 Plumas On the west side of a poor logging road, east of a small branch of Butt Creek, about 2 1/2 miles (air) north of Humboldt Summit. 1828 Comment
  UC879977  Gilia capitata subsp. capitata A. A. Heller 1915-7-7 12052 Plumas 12 mi w Bucks (near the summit Soapstone ridge); Sierra Nevada, nr summit Soapstone Ridge, w of Bucks 1676 Comment
  PASA788  Gilia leptalea 1932-7-19 Plumas Along the Feather River, near Chester 1462 Comment
  UCR88008  Gilia leptalea subsp. leptalea J. T. Howell 1973-7-10 49729 Plumas Near Greenville 1768 Comment
  UCD106146  Gilia leptalea subsp. leptalea Lewis S. Rose 1967-7-11 67159 Plumas 9.5 mi. ne. of Quincey Junction. 1249 Comment
  CAS-BOT-BC283875  Glyceria borealis John Thomas Howell; Gordon H. True 1967-7-9 43263 Plumas Meadow at Quincy 1036 Comment
  CHSC44263  Glyceria borealis Vernon Oswald 1988-7-19 3596 Plumas Willow Lake located se of Drakesbad just s of the boundary of Lassen Volcanic National Park. At the east end of the lake. 1676 Comment
  RSA239263  Glyceria borealis R. F. Thorne, Larry E. DeBuhr, C. W. Tilforth 1972-9-20 42329 Plumas Butterfly Valley Botanic Area: Partly in Plumas National Forest. 1159 Comment
  CAS-BOT-BC282694  Glyceria elata Lowell Ahart 1980-10-6 2670 Plumas 1/2 mile west of Fowler Pk., Sierra Nevada 1700 Comment
  CAS-BOT-BC282710  Glyceria elata John Thomas Howell 1960-7-18 35514 Plumas Drakesbad, Lassen Volcanic National Park 1828 Comment
  CDA28232  Glyceria elata H. S. Yates 1913-7-4 Plumas 0 Comment
  CAS-BOT-BC307378  Gnaphalium palustre John Thomas Howell 1959-9-22 34865 Plumas Drakesbad 1737 Comment
  CHSC20803  Gnaphalium palustre K. R. Stern 1975-7-23 5840 Plumas NW shore of Lake Almanor. 1371 Comment
  CHSC53580  Gnaphalium palustre L. P. Janeway 1989-7-25 3520 Plumas Plumas National Forest. Crocker Meadow; near Beckwourth-Genesee Rd (rd 111) 6.4 mi north of Beckwourth. 1737 Comment
  JEPS107496  Gnaphalium palustre Lowell Ahart, John Dittes 2005-9-19 12390 Plumas Below the high water line of Taylor Lake, on the northeast side of Taylor Lake, about 6 miles (air) southwest of Antelope Lake 2076 Comment
  RSA201320  Gnaphalium palustre J. T. Howell 1959-9-22 34865 Plumas Lassen Volcanic National Park: Drakesbad. 1677 Comment
  SEINET3145226  Gnaphalium palustre E. K. Balls 1950-9-2 15633 Plumas Nye Meadows, Mt. Ingalls, N of Grizzly valley 2256 Comment
  JEPS33988  Gnaphalium palustre W. L. Jepson 1918-8-2 7779 Plumas Bedswith Pass Comment
  RSA59685  Gnaphalium palustre E. K. Balls 1950-9-9 15752 Plumas West of Lakes Center Public Campground at south end of small lake. 2043 Comment
  RSA122373  Gnaphalium thermale C. G. Albertus 1935-8-9 12869 Plumas 4.5 miles NE of Quincy. 1220 Comment
  CHSC59103  Goodyera oblongifolia Vernon H. Oswald 1992-8-10 5153 Plumas Small corner of Lassen Volcanic National Park on the SW side of Warner Valley Rd. between Lee and Kelly camps. 1597 Comment
  CHSC66899  Goodyera oblongifolia Vernon H. Oswald; Lowell Ahart 1996-8-14 8169 Plumas Silver Lake Rd. 1.9 mi SE of Silver Lake Campground, NE of Bucks Lake. 1645 Comment
  SEINET4556380 Image available Goodyera oblongifolia H. S. Reed 1941-1 Plumas Forest Lodge 1036 Comment
  CHSC113933  Gratiola neglecta Lowell Ahart 2014-8-20 19717 Plumas Near springs on the east edge of Lake Almanor, about 200 yards north of the causeway across Lake Almanor, about 1-1/4 miles east of Chester. 1386 Comment
  CAS-BOT-BC304926  Grindelia hirsutula Frank J. Kirby 1958-7-1 1178 Plumas Near Greenville 914 Comment
  CHSC101873  Hackelia californica Lowell Ahart; John Dittes, Josephine Guardino 2009-6-15 15906 Plumas About 100 yards west of Lake Almanor Dam. 1421 Comment
  JEPS115790  Hackelia californica Lowell Ahart, John Dittes, Josephine Guardino 2009-6-15 15906 Plumas About 100 yards west of Lake Almanor Dam 1421 Comment
  JEPS55563  Hackelia californica W. L. Jepson 1927-6-21 12281 Plumas near Rice Creek (Feather River meadows); Feather River Comment
  JEPS67921  Hackelia californica W. L. Jepson 1927-6-23 12310 Plumas flats near Camp Lee; Warren Creek 1584 Comment
  CDA14006  Hackelia nervosa G. F. Hrusa, T. D. Wilfred 1997-6-26 13923 Plumas Sierra Nevada; About Brady's Camp. Pine Creek Valley, ~ 1/2 mi. NE Argentine Rock. Comment
  SEINET10475253  Haplopappus hirtus subsp. lanulosus Mary Susan Taylor 1981-7-7 Taylor 3989 Plumas T25N R14E ne/sw sec 27. Crocker Mt quad. In Sagebrush Scrub on dry, sandy soil, on NE side of Beckwourth-Genesee Rd at its jct with Beckwourth-Milford Rd, in Squaw Valley, ca. 12 air mi N of Beckwourth. 5600 ft elev. 1707 Comment
  CAS-BOT-BC508333  Hastingsia alba John Thomas Howell 1951-6-26 27533 Plumas Feather River Canyon, Sierra Nevada 853 Comment
  SEINET8480292  Hastingsia alba A. A. Heller, P. B. Kennedy 1907-7-12 8821 Plumas Grade between Greenville and Prattville. Comment
  UCSB45756  Hastingsia alba Reisentz, Paul 1979-5-12 Plumas 12 miles south on Highway 70, from junction of Highway 70 and Highway 89 Comment
  CAS-BOT-BC306695  Helenium bigelovii John Thomas Howell 1924-8-10 615 Plumas Bog in Butterfly Valley, near Quincy Comment
  CHSC102583  Helenium bigelovii L. P. Janeway; B. Castro 2009-7-4 9845 Plumas Northern High Sierra Nevada. Upper end of Rock Island Ridge. 1576 Comment
  RSA794793  Helenium bigelovii L. Ahart, John Dittes 2009-7-13 16061 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
  SEINET11196751 Image available Helianthella californica W. Harnach 1990-6-19 397 Plumas SierraValley, Genesse Rd. N of Beckwourth 1585 Comment
  SEINET11196752 Image available Helianthella californica P. A. Lehembauer 1937-5-30 s.n. Plumas Near Feather Inn, along Feather River. Comment
  JEPS33588  Helianthella californica subsp. nevadensis Esther C. Fritz 1933-7-27 Plumas Spanish Peak 2072 Comment
  UC1069448  Helianthella californica subsp. nevadensis C. W. Hanks 1934-8-9 24 Plumas mtns. n Sierra Valley; Plumas National Forest, Sierraville Quadrangle Comment
  CAS-BOT-BC314727  Helianthella californica var. californica W. Harnach; N. Harnach 1990-6-27 408 Plumas Ramelli Ranch (USFS) so of R/R 1499 Comment
  RSA0009330  Helianthella californica var. nevadensis Marcus E. Jones 1897-7-5 s.n. Plumas Prattville. 1372 Comment
  CAS-BOT-BC315018  Hemizonella minima A. A. Heller; P. B. Kennedy 1907-7-3 8697 Plumas Hills above Red Clover Valley Comment
  CAS-BOT-BC315024  Hemizonella minima Lewis S. Rose 1954-5-30 54058 Plumas Johnsville 1600 Comment
  CHSC12728  Hemizonella minima M. S. Taylor 1974-5-18 248 Plumas In Halstead Campgrounds, Plumas National Forest, ca. 18 mi nw of Quincy, off Hwy 70. 926 Comment
  CHSC34278  Hemizonella minima M. S. Taylor 1981-5-10 3666 A Plumas N side of Genesee Valley Rd, ca 5 mi e of Genesee. 1280 Comment
  CAS-BOT-BC313432  Hemizonella minima Alice Eastwood 1927-6-27 14935 Plumas Road from Chilcott Comment
  CAS-BOT-BC306031  Hemizonia congesta subsp. clevelandii John Thomas Howell 1961-9-23 36825 Plumas Indian Valley 1082 Comment
  CAS-BOT-BC55287  Hesperis matronalis John Thomas Howell; Gordon H. True 1967-7-11 43380 Plumas Sierra Nevada. Meadow at Quincy. 1036 Comment
  CAS-BOT-BC55286  Hesperis matronalis John Thomas Howell; Gordon H. True 1967-6-11 42568 A Plumas Sierra Nevada. Meadow at Quincy. 1036 Comment
  CDA3754  Hesperis matronalis T. C. Fuller 1963-6-13 10669 Plumas North of hotel in Quincy. 0 Comment
  UC580732  Hesperochiron californicus E. Sawyer 1935-5-21 18 Plumas 2 mi. e. Beckwith Butte; Sierraville Quad. 1554 Comment
  SEINET10497050  Hesperochiron californicus Mary Susan Taylor 1982-5-19 Taylor 4487 Plumas 4800 ft. T23N R14E se/nw sec 27. Portola quad. Sandy scrub, semi-open grassy area, Ramelli Ranch, ca. l mi w of Beckwourth. 1463 Comment
  SEINET5499830  Hesperochiron pumilus G. C. Gulling 1905-1 1205 Plumas Sierra Valley Comment
  SEINET10493824  Hesperolinon micranthum Mary Susan Taylor 1981-7-13 Taylor 3998 Plumas T24N R16E se/nw sec 5, Frenchman Lake quad; E side of 24N55, ca. 0.4 mi N of its jct with 28N11, ca. 0.7 mi N of N tip of the Lake, ca. 14 air mi N of Chilcoot. 1737 Comment
  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
  CAS-BOT-BC425152  Heuchera rubescens Ella Dales Cantelow 1941-5-18 3518 Plumas 1 1/2 mi. w. of Johnsville on rd. to Gibsonville 1615 Comment
  CAS-BOT-BC425156  Heuchera rubescens M. S. Taylor 1982-8-5 4933 Plumas Mt Hough summit on cliff above Crystal Lake, ca. 7 mi nne of Quincy. 2203 Comment
  JEPS36661  Hieracium albiflorum W. L. Jepson 1939-7-29 19275 Plumas Spring Hill Trail Meadow Valley 1219 Comment
Read comments Mar 30 2016
  CHSC54516  Hieracium gracile Vernon H. Oswald 1991-8-5 4800 Plumas Lassen Volcanic National Park. Little Willow Lake located near the south boundary of the park, ca. 2.5 miles (air) south-southeast of Drakesbad. 1844 Comment
  CHSC79683  Hieracium greenei G. F. Hrusa; T. D. Wilfred 1996-7-22 13386 Plumas Northern California, Sierra Nevada. Plumas National Forest. Above Little Long Valley Creek. Approx. 1/2 m. N. of Hwy 70 about 15 m. E of Quincy. 1590 Comment
  UC1586470  Hieracium nudicaule Vernon H. Oswald 1991-7-17 4755 Plumas 0.5 mi (air) s Little Willow Lake (and ca 3 mi (air) s of Drakesbad, Forest Rd 29N16 (Little Willow Lake Rd), 0.4 mi n of its junction with Forest Rd 29N18 (Upper Rice Creek Rd.)) 1874 Comment
  CHSC34939  Hieracium scouleri M. S. Taylor 1981-7-14 4016 Plumas Saddle at head of Bullfrog Ravine, off rd 26N18, ca. 3 air mi nw of Indian Falls. 1615 Comment
  CAS-BOT-BC289224  Holcus lanatus M. S. Taylor 1982-8-12 4980 Plumas Along Denton Creek between 516 and Hwy 70, ca. 1 mi. e of Blarsden 1432 Comment
  CHSC75954  Holcus lanatus G. F. Hrusa 1996-8-2 13433 Plumas Sierra Nevada. Slopes at SW base of ridge between Argentine and Taylor Rocks, 1 mi. NW of Argentine Rock. Trib. of Squirrel Creek. In area adjacent to old logging road. [Original lat./long. on label is '39 58 N; 120 47 W']. 1900 Comment
  CAS-BOT-BC459652  Holodiscus John Thomas Howell 1977-8-11 52683 Plumas Canyon of Little Last Chance Creek between Chilcoot and Frenchmans Reservoir Comment
  LA207928  Holodiscus discolor var. glabrescens Mrs. C. W. Hollis; 1928-6-30 sn Plumas Mt. Lassen National Forest, Drakesbad Comment
  CAS-BOT-BC152722  Holodiscus microphyllus var. microphyllus Anna Head 1920-7-1 s.n. Plumas Summit of peak, above Round Lake, among rocks - Feather River Region Comment
  JEPS113439  Holodiscus microphyllus var. microphyllus Lowell Ahart, John Dittes 2007-8-9 14455 Plumas On the east side of a ridge, about 200 yards south of the intersection, about 1 mile south of Mount Ingalls, about 5 miles (air) northwest of the north end of Lake Davis 2416 Comment
  CAS-BOT-BC280836  Hordeum W. Harnach; N. Harnach 1989-5-27 120 Plumas Sierra Valley. Hot wells on north side of Marble Lane 1489 Comment
  CAS-BOT-BC284645  Hordeum brachyantherum subsp. brachyantherum M. S. Taylor 1982-6-28 4768 Plumas On n side of Feather River, ca. 1/4 mi w of Calpine Rd (109), Ramelli Ranch, ca. 1 mi w of Beckwourth 1487 Comment
  CHSC57450  Horkelia fusca subsp. parviflora L. P. Janeway; Garrett Gibson 1991-6-24 4060 Plumas Plumas National Forest. North end of McReynolds Valley, ca 0.8 mi south of the '01' road in Squaw Valley. Meadow. 1691 Comment
  RSA59238  Horkelia fusca subsp. parviflora E. K. Balls 1950-8-31 15526 Plumas Hwy. 24, 1 mile north of Spanish Creek, just north of Quincy 1098 Comment
  UC114272  Horkelia fusca subsp. tenella D. Cleveland 1882-7-20 159 Plumas Pratville Comment
  CAS-BOT-BC537873  Horkelia fusca var. parviflora Rimo Bacigalupi 1927-7-11 1714 Plumas Gold Lake Region: Near Grassy Lake Meadows 1889 Comment
  SJSU14715  Horkelia fusca var. parviflora N. A. Hopkins 1991-7-3 1705 Plumas by rd to Janesville 15 mi N of junction with Beckwourth-Genesee Rd 1524 Comment
  CAS-BOT-BC143994  Horkelia fusca var. tenella A. A. Heller; P. B. Kennedy 1907-7-9 8779 Plumas Prattville Comment
  JEPS44534  Horkelia tridentata W. L. Jepson 1927-6-23 12314 Plumas Lower end Warner Creek Valley 1584 Comment
  OBI76973  Horkelia tridentata subsp. flavescens Anthony Baniaga 2011-7-26 467 Plumas Lassen Natl Forest. Hairpin turn of F.S. 10, 1/2 mi NW of rock Spring. Red Cinder quad T29N R7E sec 2 NW of SW 1817 Comment
  POM181038  Horkelia tridentata subsp. flavescens A. A. Heller, P. B. Kennedy 1907-7-11 8799 Plumas Prattville. Comment
  CAS-BOT-BC538239  Horkelia tridentata var. flavescens unknown 1923-5-10 s.n. Plumas Lake Gill, Quincy Comment
  CAS-BOT-BC536285  Horkelia tridentata var. tridentata Lewis S. Rose 1967-6-19 67110 Plumas Butterfly Valley, ca. 3 miles west of Keddie 1036 Comment
  SD8660  Hosackia crassifolia var. crassifolia Mrs. R. M. Austin 1880-1 Plumas Plumas County Comment
  UCD106185  Hosackia stipularis L. Ahart 1982-7-30 3734 Plumas Near the headwaters of Ohio Ravine, ca. 1 mi. ne of Hardquartz Mine, ca. 6 mi s of Bucks Lake. 1700 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
  JEPS3241  Hydrophyllum capitatum var. alpinum John Warren Duffield 1937-5-29 Plumas below U.C. Summer Forestry School (Schneider Creek); Schneider Creek Comment
  UC2042975  Hydrophyllum occidentale Barbara Ertter with Gary Schoolcraft 1990-5-14 8973 Plumas East side of mountain above Crescent Mill, E of Round Valley Reservoir. Comment
  RSA0089046  Hypericum anagalloides Bonnie C. Templeton 1968-6-8 11238 Plumas Butterfly Valley, ca. 10 mi. west of Quincy. 1066 Comment
  SD7539  Hypericum anagalloides D. C. 1882-7-26 Plumas Hamilton Bridge, Big Meadows Comment
  CHSC20784  Hypericum formosum var. scouleri K. R. Stern 1975-7-24 5851 Plumas E shore of Lake Almanor. 1371 Comment
  JEPS28634  Hypericum formosum var. scouleri George W. Gillett 1957-7-18 825 Plumas w. bank of main inlet to Willow Lake (n. end of Willow Lake Meadow); Lassen Volcanic Nat'l Park, , Willow Lake Meadow 1661 Comment
  CHSC102110  Hypericum perforatum Lowell Ahart; John Dittes, Josephine Guardino 2009-7-29 16241 Plumas On damp bare soil, below the high water line of Lake Almanor, 1,849 feet northwest of Lake Almanor Dam. 1591 Comment
  CAS-BOT-BC401208  Hypericum perforatum John Thomas Howell 1959-9-21 34721 Plumas Belden 701 Comment
  NY541338  Hypericum scouleri Mrs. Ames 1876-1 s.n. Plumas Comment
  CAS-BOT-BC88638  Idahoa scapigera M. S. Taylor 1982-5-17 4462 Plumas North side of 22N55, near its junction with 22N54 and 22N88, ca. 2 mile southeast of Portola. 1706 Comment
  UCD118221  Ipomopsis aggregata June McCaskill 1954-5-31 330 Plumas State Highway 89, 2.6 miles north of Greenville, 100 yards west of roadside. Comment
  POM181060  Ipomopsis aggregata subsp. formosissima A. A. Heller, P. B. Kennedy 1907-7-13 8831 Plumas between Taylorville and Little Grizzly creek Comment
  CAS-BOT-BC135728  Iris hartwegii Walter Knight; Irja Knight 1966-6-18 1279 Plumas Butterfly Valley - Sierra Nevada 1143 Comment
  CAS-BOT-BC135739  Iris hartwegii L. W. Lenz; E. K. Balls 1956-6-19 21839 Plumas 1.2 mi. E. along State Hwy. 89 after leaving Lake Almanor 1417 Comment
  UCD138749  Iris hartwegii Wayne Sorsoli 1952-5-30 3 Plumas 1/2 mile west of Crescent Mills. Comment
  JEPS88859  Iris hartwegii subsp. pinetorum Carol A. Wilson 1992-5-18 92 -ph23 Plumas 6.5 mi before Canyon Dam (near Greenville, e of Lake Almanor on Hwy 89) 1097 Comment
  UC1174771  Iris hartwegii subsp. pinetorum L. W. Lenz and E. K. Balls 1956-6-19 21842 Plumas sw of Greenville (Forest Lodge) 1127 Comment
  SEINET8756767  Iris missouriensis W. Harnach, N. Harnach 1989-5-12 077 Plumas Sierra Valley 1/4 mile west of steel bridge (Marble lane) 1489 Comment
  CHSC41144  Iris tenuissima subsp. purdyiformis J. D. Jokerst 1984-6-13 2047 B Plumas South of Grizzly Creek, ca 30 M north of spur 'C'' of USFS road 26N08. Ca. 2 air miles east of Peacock Point. 1432 Comment
  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
  POM312958  Isoetes howellii Malcolm A. Nobs, S. Galen Smith 1949-8-18 1386 Plumas Last Chance Marshes at north end of Lake Almanor, just south of Chester. Comment
  RSA98571  Isopyrum stipitatum W. I. Follett, E. B. Follett 1952-5-30 s.n. Plumas Rich Gulch. 1174 Comment
  CAS-BOT-BC324812  Iva axillaris L. P. Janeway 1989-9-6 3646 Plumas Along the Beckwourth-Genesee Raod (road 111) 7.0 miles north of Beckwourth, Beckwourth Ranger District, Crocker Compartment, Plumas National Forest 1729 Comment
  CAS-BOT-BC324816  Iva axillaris John Thomas Howell 1955-7-19 30738 Plumas Beckwourth, Sierra Nevada 1493 Comment
  CAS-BOT-BC137436  Ivesia baileyi var. baileyi James R. Shevock 1985-7-6 11316 Plumas Plumas National Forest, Little Last Chance Creek on road to Frenchman Reservoir Comment
  RSA530030  Ivesia baileyi var. baileyi D. W. Taylor, Glenn Clifton 1990-6-25 11172 Plumas Little Last Chance Creek, downstream 0.6 mile form Frenchman Flat Reservoir Comment
Read comments Jan 15 2009
  RSA516513  Ivesia sericoleuca W. L. Jepson 1939-8-16 19432 Plumas Portola. Comment
  CHSC32876  Juncus acuminatus L. Ahart 1980-10-6 2672 Plumas Ca. 1 mi s of La Porte. 1600 Comment
  CHSC47522  Juncus balticus Lowell Ahart 1979-7-18 1981 Plumas Along the edge of Quincy La Porte Road, just south of where the road crosses Onion Valley Creek, about 1 mile west of Pilot Peak, about 12 miles north of La Porte. 1767 Comment
  CHSC53072  Juncus balticus L. P. Janeway 1989-6-30 3434 Plumas Plumas National Forest. Narrow 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
  SEINET6331939  Juncus balticus W. Harnach 1991-6-17 549 Plumas Sierra Valley, 3/4 mile west of steel bridge on Marble Lane 1486 Comment
  CHSC97084  Juncus balticus subsp. ater Lowell Ahart; Josephine Guardino 2007-7-20 14331 Plumas Strand of Lake Davis, about 100 yards west of Long Point, northeast side of Lake Davis. 1763 Comment
  UCD108045  Juncus balticus subsp. ater Tim Kuhn 2006-6-12 80 Plumas south of Frenchman Lake. Comment
  RSA0113967  Juncus bufonius var. occidentalis Lowell A. Ahart 2008-7-9 15050 Plumas About 20 yards east of the dirt road, about 0.25 mile east of the Feather Fork Mine, road is east of the main road and will take you east to the paved County Road, about 6 miles (air) northeast of La Porte. 1686 Comment
  SEINET10472431  Juncus bufonius var. occidentalis Lowell Ahart 1985-7-11 Ahart 5134 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
  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
  CHSC116365  Juncus dubius Sara M. Taylor; Scott Batiuk 2012-7-31 51 Plumas Plumas National Forest. Drosera Pond. From Quincy, head west on Hwy 89, right/north on Hwy 422 toward Smith Lake, left/west on 25N20. Continue west on 25N57, left/west on 25N59. UTM zone 10, 4428806 N, 660224E. 1610 Comment
  CHSC80888  Juncus ensifolius Lowell Ahart 2001-7-17 8902 Plumas Small meadow, on the south side of a poor logging road, part of a small branch of Butt Creek, about 2 1/2 miles (air) north of Humboldt Summit. 1828 Comment
  RSA794951  Juncus ensifolius L. Ahart, John Dittes 2009-7-27 16176 Plumas About 5 yards northwest of the small dry pond, headwaters of Grizzly Gulch, 2.1 air miles northeast of Butt Valley Reservoir Dam. 1480 Comment
  UCD33602  Juncus ensifolius Beecher Crampton 1970-6-25 8635 Plumas Quincy. 1043 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
  CHSC82503  Juncus hemiendytus var. hemiendytus Lowell Ahart; John Dittes 2002-6-17 9722 Plumas In a meadow, on the north side of the road, about 1/8 mile west of Lumpkin Ridge Road, about 1 1/2 miles southeast of Tamarack Flat, about 1 1/2 miles (air) northwest of Little Grass Valley Reservoir dam, about 4 1/2 miles (air) northwest of La Porte. 1651 Comment
  JEPS114939  Juncus howellii Lowell Ahart 2008-9-10 15390 Plumas On the north side of Kenzie Ravine, on the east side of the road, about 1/2 mile east of Little Grass Valley Reservoir, about 4 miles (air) northeast of La Porte. Near center of section 27 1598 Comment
  JEPS114938  Juncus macrandrus Lowell Ahart 2008-9-10 15391 Plumas Meadow (swamp, bog) about 100 yards north of the paved road, about 1/4 mile west of the bridge where the South Fork of the Feather River flows into Little Grass Valley Reservoir, about 4 1/2 miles (air) north of La Porte 1597 Comment
  CHSC78753  Juncus nevadensis L. P. Janeway 2000-7-16 6904 Plumas Northern High Sierra Nevada. Large meadow at Greens Flat; at head of Catrell Creek; about 3.7 km northwest of Middle Fork Feather River. 1722 Comment
  RSA724906  Juncus nevadensis L. P. Janeway 2007-8-13 9182 Plumas Northern High Sierra Nevada. Frenchman Hill and western end of Red Mountain; near Road 23N69; head of Frazier Creek. 1774 Comment
  CHSC105151  Juncus nevadensis var. nevadensis Peter F. Zika 2008-7-14 23896 Plumas Common in full sun on marshy north shore of Lake Almanor, with Carex athrostachya, Juncus orthophyllus, J. balticus subsp. ater, yellow pine forest, over volcanics (Cascade Range Highlands CaRH) 1380 Comment
  JEPS113837  Juncus nevadensis var. nevadensis Lowell Ahart, John Dittes, Josephine Guardino 2007-8-10 14482 Plumas About 10 yards southwest of Beckwourth Gensee Road, about 2 miles (air) north of the north end of Lake Davis 1773 Comment
  CHSC113140  Juncus occidentalis Lowell Ahart 2013-8-23 19020 Plumas Bottom of a hydraulic pit, east of Bird Creek, about 1/2 mile (air) west of Monitor Flat, about 3 miles (air) northwest of Pilot Peak, about 9 miles (air) northeast of La Porte. 1652 Comment
  CHSC52563  Juncus occidentalis L. P. Janeway 1989-6-28 3410 Plumas Plumas National Forest. SW-facing slopes above Mapes Cyn; ca 0.2 mi NE of Beckwourth-Genesee Rd (rd 111) 4.0 mi N of Beckwourth. 1722 Comment
  CHSC52748  Juncus occidentalis L. P. Janeway 1990-8-29 3843 Plumas Plumas National Forest. Ca 0.1 mi W of Paradise Cr ca 3/4 mi S of Little Grizzly Cr. 1905 Comment
  CHSC97782  Juncus occidentalis L. P. Janeway 2007-8-12 9170 Plumas Northern High Sierra Nevada. 'Linnea Fen;' along Road 23N73Y 0.8 km north-northwest of Oroville-Quincy Hwy and Grizzly Summit. 1771 Comment
  SD71005  Juncus occidentalis John Thomas Howell 1960-7-18 35550 Plumas Lassen Volcanic National Park, meadow, Drakesbad. 1676 Comment
  CHSC100328  Juncus orthophyllus Lowell Ahart 2008-7-9 15056 Plumas On the north side of Kenzie Ravine, on the east side of the road, about 1/2 mile east of Little Grass Valley Reservoir, about 4 miles (air) northeast of La Porte. 1645 Comment
  CHSC80891  Juncus orthophyllus Lowell Ahart 2001-7-17 8899 Plumas Small meadow, on the south side of a poor logging road, part of a small branch of Butt Creek, about 2 1/2 miles (air) north of Humboldt Summit. 1828 Comment
  SEINET13709843  Juncus orthophyllus Lowell William Ahart, Lowell William Ahart 2001-1 8899 Plumas Small Branch of Butt Creek, 2.5 Mi. N of Humboldt Summit (T27N, R5E, sec 20, NW 1/4) 6000 Ft. 1829 Comment
  CHSC117005  Juniperus grandis Lowell Ahart 2016-6-4 21062 Plumas Top and southeast part of Table Mountain, about 2 miles (air) northwest of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir Dam. 1857 Comment
  CAS-BOT-BC58899  Kalmia microphylla subsp. microphylla V. Oswald; L. Ahart 1988-8-4 3671 Plumas Willow Lake located se of Drakesbad just s of the boundary of Lassen Volcanic National Park. 1676 Comment
  CHSC84903  Kalmia polifolia subsp. microphylla L. P. Janeway 2003-9-20 8000 Plumas Northern High Sierra Nevada. At meadow and shallow pond complex in cirque 0.15 km southwest (up-drainage) of Hellgramite Lake; northeast side of Sierra Nevada crest; Lakes Basin Recreation Area. At pond edge. 2115 Comment
  CAS-BOT-BC246160  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
  CHSC83601  Keckiella lemmonii John Dittes 2002-8-17 2 -38 Plumas Northern High Sierra Nevada; Plumas National Forest, ca. 1.4 air-miles northof Little Grass Valley Reservoir Dam, ca. 1.2 air-miles southeast of Tamarack Flat, along FS Road 22N61, ca. 0.25 mile north of intersection of FS Primary Route 94 and County Road 514. Road edge. 1737 Comment
  UC1594534  Keckiella lemmonii Vernon H. Oswald, Lowell Ahart, Loren Gehrung, Linnea Hanson and Tyleasi Martin 1992-8-20 5173 Plumas ca 2.25 air mi ese Pilot Peak (ca 9 air mi ne of La Porte, Forest Rd 23N10 between junction of 22N19 and Hopkins Creek) 1706 Comment
  UCR3599  Keckiella lemmonii Wm. Horn Jr. 1963-8-4 630804- 01 Plumas Northern Sierra Nevada Mtns, Plumas National Forest. Meadow Valley, edge of Schnieder Creek Road, 1 mi south of Meadow Valley Creek 1250 Comment
  CDA11938  Kelloggia galioides G. F. Hrusa, J. Dinsdale 1989-6-27 7203 Plumas Sierra Nevada; NW end of Bucks Lake. Comment
  CHSC24264  Kelloggia galioides K. R. Stern 1975-7-23 Plumas W side of Lake Almanor. Comment
  CHSC64133  Kelloggia galioides B. Castro; R. A. Schlising 1987-7-21 174 Plumas Ca 6 mi W of Clio via Hwy 70/89, just E of jcn USFS Rds 22N98 and 22N42. 1539 Comment
  JEPS12465  Kelloggia galioides W. L. Jepson 1939-7-29 19271 Plumas Spring Hill Trail; Meadow Valley 1219 Comment
  UC889314  Kelloggia galioides Anna Head 1920-7-29 Plumas Lake Center Camp; Feather River Region 1920 Comment
  CAS-BOT-BC340352  Kyhosia bolanderi John Thomas Howell 1960-7-23 35940 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  CAS-BOT-BC340356  Kyhosia bolanderi Anna Head 1921-8-14 s.n. Plumas Gray Eagle Meadow, Feather River Region Comment
  UCD38330  Lathyrus brownii Beecher Crampton 1954-5-10 1868 Plumas 1 mile west of Portola. 1470 Comment
  UC1075658  Lathyrus jepsonii var. californicus Robert J. Weatherby 1950-7-7 1464 Plumas near Snake Lake; Quincy 1219 Comment
  UC85106  Lathyrus jepsonii var. californicus Mrs. R. M. Austin 1870-1 Plumas American Valley Comment
  CHSC87633  Lathyrus lanszwertii var. aridus Lowell Ahart; Josephine Guardino 2004-5-24 10943 Plumas About 300 yards south of a good dirt forest road, about 1/2 mile west of Squirrel Creek, about 1/10 mile north of the railroad, Greenhorn Creek, and Highway 70, about 7 miles (air) southeast of Quincy. 1204 Comment
  JEPS106025  Lathyrus lanszwertii var. aridus Lowell Ahart, Josephine Guardino 2004-5-24 10943 Plumas About 300 yards south of a good dirt forest road, about 1/2 mile west of Squirrel Creek, about 1/10 mile north of the railroad, Greenhorn Creek, and Highway 70, about 7 miles (air) southeast of Quincy 1204 Comment
  SEINET10776288  Lathyrus latifolius D. G. Kelch 2006-6-20 Kelch 06 .257 Plumas Along road at base of cliff about 15 miles E of Oroville. Mark 83. 610 Comment
  CAS-BOT-BC205073  Lathyrus sulphureus John Thomas Howell; Walter Knight; Irja Knight; Gordon True 1967-6-12 1922 Plumas Butterfly Botanical Area and Vicinity 1066 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
  SEINET10971954  Lemna minor Mary Susan Taylor 1982-9-7 Taylor 5106 Plumas T23N R14E s/ne sec 28. Portola quad. Ramelli Ranch, s side of Feather River, ca. 2 mi w of Beckwourth. 4880 ft. Dry sandy soil; open Riparian. 1487 Comment
  CAS-BOT-BC534927  Lemna minuta M. S. Taylor; M. Foster 1981-2-6 3831 Plumas Spring garden quad, w side of Williams Loop, 0.2 mi se of Spring Garden overpass, ca. 7.5 mi se of Quincy. 1188 Comment
  CAS-BOT-BC88839  Lepidium campestre John Thomas Howell 1976-7-16 51901 Plumas Sierra Nevada. Spanish Creek at mouth of Wapaunsie Creek. 1097 Comment
  CAS-BOT-BC12829  Lepidium perfoliatum Alice Eastwood 1927-6-19 14713 Plumas United States Forest Reserve. Keddie. Comment
  CAS-BOT-BC12990  Lepidium virginicum John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54230 Plumas Sierra Nevada. About 4 miles southeast of Mount Hough on the road to Quincy. 1645 Comment
  CDA18473  Lepidium virginicum var. pubescens G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-24 3219 Plumas Sierra Nevada; 1.0 mile south of junction of Mt. Hough-Crystal Lake Road with China Grade Road (road to Taylorsville). Rhinehart Meadow. 1676 Comment
  CHSC33615  Leptosiphon ciliatus M. S. Taylor 1981-6-16 3908 Plumas NW side of rd 24N07, ca. 1 mi nw of Smith Peak lookout, ca. 7 mi ne of Blairsden. 2072 Comment
  CHSC46648  Leptosiphon ciliatus Lowell Ahart 1989-7-7 6370 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
  RSA122128  Leptosiphon ciliatus E. Sawyer 1935-6-27 162 Plumas Sierraville 1524 Comment
  CHSC98318  Leptosiphon harknessii B. Castro; L. P. Janeway 2005-7-10 1499 Plumas Northern High Sierra Nevada. Nr Lassen Co line. Crest of the Diamond Mtns, overlooking NW end of Honey Lake, at N end of Stony Ridge. At N end of jeep road ca 0.6 mi from its jcn with sharp bend in Rd 27N12, above headwaters of Stony Creek. Off edge of sparse Jeffrey pine?Mtn juniper woodland. 1990 Comment
  POM193503  Leptosiphon harknessii J. B. Feudge 1929-7-17 1982 Plumas Near Chester Comment
  SEINET8480503  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
  CAS-BOT-BC508374  Leucocrinum montanum John Thomas Howell 1978-4-19 52864 Plumas Sierra Valley on Dyson Lane sw of Vinton, Sierra Nevada Comment
  SJSU6904  Leucocrinum montanum N. A. Hopkins 1975-5-10 652 Plumas N side of road between Beckwourth & Vinton, 5.3 mi E of Beckwourth, by sagebrush plain Comment
  UCD117518  Leucothoe davisiae H. B. Currier; W. R. Russell, J. M. Tucker 1951-8-2 2207 Plumas ca. 2 miles northwest of Mt. Ararat (or 3-4 miles southeast of Buck's Lake). Comment
  SJSU15290  Lewisia cantelovii S. Woolhouse 2010-7-25 10 Plumas Site is 0.5 miles North of the intersection wtih Highway 70. Baribou quad. Comment
  CHSC41379  Lewisia triphylla Lowell Ahart 1986-7-8 5348 Plumas About 1 mile north-west of Pilot Peak, about 14 miles north-east of La Porte. 1981 Comment
  RSA88107  Leymus cinereus J. T. Howell 1951-8-21 28237 Plumas Near Clio; Sierra Nevada Comment
  CAS-BOT-BC274528  Leymus triticoides Fred Sommers; Greg Sommers 1976-7-15 170 Plumas Sierra Valley Marsh, along road near W end of Dyson Lane (at road A 23) 1524 Comment
  CDA32481  Leymus triticoides T. C. Fuller 1964-6-26 12252 Plumas Loyalton-Vinton Rd., 0.1 mile north of county line. 0 Comment
  CHSC21585  Ligusticum californicum L. M. Mayer; D. E. Brink Jr. 1975-8-12 Plumas Comment
  CAS-BOT-BC451589  Lilaea scilloides John Thomas Howell 1963-6-4 39406 Plumas Marble Hot Springs, Sierra Valley Comment
  CAS-BOT-BC130563  Lilium humboldtii Mrs. E. C. Van Dyke 1931-6-11 s.n. Plumas La Porte, Quincy Grade Comment
  HSC15578  Lilium kelleyanum W. R. Rogers 1966-7-23 204 Plumas 2073 Comment
  UC170939  Lilium kelleyanum H. M. Hall 1912-6-25 9273 Plumas Butterfly Valley; Sierra Nevada Mountains 1158 Comment
  UC917348  Lilium kelleyanum J. M. Tucker 1948-7-24 1726 Plumas near road from Cascade to Camel Peak 1615 Comment
Read comments Dec 13 2006
  CAS-BOT-BC509321  Lilium kelleyanum Javier Penalosa 1962-6-19 2484 Plumas Hwy 40-89, 6.2 mi SE of Quincy 1097 Comment
  CAS-BOT-BC509343  Lilium kelleyanum Anna Head 1920-7-23 s.n. Plumas Near Green Lake 1920 Comment
  UCD139749  Lilium pardalinum F. C. Raney 1963-6-17 s.n. Plumas 20 miles north Feather Falls, Fall River tributary of Feather River. Comment
  CAS-BOT-BC133081  Lilium washingtonianum subsp. washingtonianum Mrs. Jos Clemens 1919-10-29 s.n. Plumas Crystal Lake Comment
  CHSC97565  Limosella acaulis Lowell Ahart; John Dittes 2007-6-17 14178 Plumas Along Red Clover Creek, about 30 yards east of County Road 111 (Beckwourth Genesee Road), about 1/4 mile east of bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1654 Comment
  SEINET10548869  Limosella acaulis Lowell Ahart, Peter Ahart 1985-9-26 Ahart 5172 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
  CHSC40653  Limosella aquatica Lowell Ahart 1985-9-26 5171 Plumas Below the high water line of Little Grass Valley Reservoir, where Black Rock Creek flows into the lake, about 4 miles north-west of La Porte. 1584 Comment
  SEINET10496781  Linanthus bakeri Mary Susan Taylor, M. Foster 1981-6-2 Taylor 3823 Plumas T24N R10E ne/sw sec 25, Spring Garden quad. Dry open serpentine slope, N side of Hwy 70, on E side of Squirrel Creek, NE of Spring Garden Overpass, ca. 7.5 mi SE of Quincy. 4000 ft. 1219 Comment
  UC572490  Linanthus harknessii E. Sawyer 1935-6-27 209 Plumas w of Beckwith Buttes (Charlies Valley); Plumas National Forest, Sierraville Quad. 1524 Comment
  SEINET14406770  Linanthus pungens M. J. Williams 1966-7-11 s.n. Plumas Luther Ridge, above Johnsville. 2255 Comment
  UC1594654  Linaria vulgaris Vernon H. Oswald, Lowell Ahart, Loren Gehrung, Linnea Hanson and Tyleasi Martin 1992-8-20 5169 Plumas on n edge of La Porte, Quincy-La Porte Road La Porte; , Quincy-La Porte Road 1514 Comment
  RSA123901  Linum lewisii E. Sawyer 1935-6-3 58 Plumas 2.5 miles east of Beckwith Butte. 1524 Comment
  UCD14624  Linum lewisii var. lewisii Nathan Horn 1989-5-18 13 Plumas Plumas Co.; along the south side of Highway 70; 1487 Comment
  CHSC46543  Listera convallarioides Lowell Ahart 1976-7-16 1174 Plumas About 5 miles north-west of Little Grass Valley Reservoir, about 1 mile west of Fowler Peak. 1828 Comment
  UC1594683  Listera convallarioides unknown 1992-7-1 5044 a Plumas ca. 5 air mi ssw Graeagle (via Gold Lake Forest Hwy. (County Rd.519), near the entrance gate to Elwell Lodge at s end of Lakes Basin Campground); Grass Lake 1926 Comment
  SEINET10529564  Listera convallarioides John G. Lemmon Lemmon s.n. Plumas Comment
  UC1135291  Lithocarpus densiflorus var. echinoides G. T. Nordstrom 1934-7-3 186 Plumas 1.25 mi sw Mt. Ararat; Plumas National Forest, Bidwell Bar Quad. 1645 Comment
  CAS-BOT-BC435465  Lithophragma glabrum W. W. Wagner 1919-5-25 264 Plumas Squirrel Creek vicinity of Quincy Comment
  CHSC33818  Lithophragma glabrum M. S. Taylor; M. Foster 1981-6-1 3836 Plumas In wet meadow, s side of rd 24N61, ca. 1.5 air mi s of Little Summit Lake, ca. 10 mi nw of Portola. 2103 Comment
  CHSC21597  Lithophragma tenellum D. E. Brink Jr.; L. M. Mayer 1975-7-22 Plumas Comment
  CHSC63272  Lithophragma tenellum Lowell Ahart 1994-6-15 7325 Plumas On west side of 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
  SJSU15152  Lithophragma tenellum N. A. Hopkins 1993-5-26 1721 Plumas Dyson Lane, NE Sierra Valley Comment
  CAS-BOT-BC317310  Lithospermum californicum Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1967-6-12 1923 Plumas Between valley proper and Darlingtonia bog. 1066 Comment
  CAS-BOT-BC269065  Lolium perenne John Thomas Howell 1961-6-21 36619 Plumas Greenville 1097 Comment
  SD7632  Lomatium nudicaule Mrs. R. M. Austin 1880-1 Plumas Plumas Co. 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
  RSA0049614  Lomatium roseanum Dean Wm. Taylor 2012-6-7 21235 Plumas Diamond Mountains; ridgetop 1 mile east of Diamond Peak 2225 Comment
  CHSC54521  Lonicera cauriana Vernon H. Oswald 1991-8-5 4805 Plumas Lassen Volcanic National Park. Little Willow Lake located near the south boundary of the park, ca. 2.5 miles (air) south-southeast of Drakesbad. 1844 Comment
  JEPS95397  Lonicera conjugialis Lowell Ahart 1994-7-20 7481 Plumas N of the Pacific Crest Trail, N side of Bunker Hill Ridge, about 1/2 mi NW of Mount Etna 1981 Comment
  CAS-BOT-BC243913  Lonicera involucrata var. involucrata M. S. Taylor 1981-7-17 4029 Plumas Ca. 1/4 mi S of Bear Lakes trailhead, Lakes Basin, ca. 6 mi. S of Mohawk 1950 Comment
  CHSC21282  Lonicera involucrata var. involucrata F. T. Griggs; A. Pass 1975-8-2 292 Plumas Buck's Lake. Comment
  CHSC64428  Lonicera involucrata var. involucrata B. Castro; G. Kuenster, L. Gehrung 1994-7-20 525 Plumas Ca 0.2 mi S of Whitehorse Campgd at E side of Bucks Lake, ca 100 yd S of Bucks Creek where bike path crosses moist edge of tributary creek. 1584 Comment
  SEINET10451963  Lotus crassifolius Mary Susan Taylor, G. Rotta 1982-6-14 Taylor 4666 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
  JEPS105486  Lotus oblongifolius Holly Forbes and Barbara Keller 2003-7-9 28 Plumas along road opposite Gold Lake Staging Area Comment
  CDA27293  Lotus purshianus D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-2 6 .279 Plumas On route 70 W of Storrie on sunny south-facing cliff Comment
  SEINET3696859 Image available Lotus purshianus A. A. Heller 1938-7-2 15243 Plumas Feather River Highway near Gray's Flat 869 Comment
  JEPS115118  Lotus purshianus var. purshianus Lowell Ahart, John Dittes, Josephine Guardino 2009-7-29 16235 Plumas On dry to damp bare soil, below the high water line of Lake Almanor, 1,849 feet northwest of Lake Almanor Dam 1591 Comment
  UC726030  Lotus purshianus var. purshianus A. A. Heller 1938-7-2 15242 Plumas near Grays Flat (along the Feather River Highway) 868 Comment
  RSA31787  Lotus unifoliolatus A. A. Heller 1938-7-2 15231 Plumas Along the highway north of Quincy near the bridge over Spanish Creek. 1067 Comment
  UC1101420  Ludwigia palustris Malcolm A. Nobs and S. Galen Smith 1949-8-19 1403 Plumas ca. 2 mi. s. Greenville (Indian Valley); Indian Valley Comment
  UC865571  Lupinus A. A. Heller 1915-7-7 12051 Plumas near the summit Soapstone Ridge (12 mi w of Bucks); near summit Soapstone ridge 1676 Comment
  CHSC21180  Lupinus adsurgens F. T. Griggs; A. Pass 1975-7-17 216 Plumas Buck's Lake Forest Service Survey. Comment
  JEPS125949  Lupinus adsurgens var. adsurgens D. W. Taylor 2000-7-30 17534 Plumas Genesee Valley, road to Antelope Lake Reservoir (Forest Road 172) ca 3 miles E of Genesee 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
  SJSU14466  Lupinus albicaulis N. A. Hopkins 1990-7-1 1627 Plumas c. 2 mi W of Notson's Bridge Comment
  RSA431058  Lupinus albicaulis subsp. wolfianus M. L. Conrad, Dunn, Kenney 1973-6-5 7061 Plumas West side of Quincy on Meadow Valley Road. 1037 Comment
  SEINET10544036  Lupinus albicaulis subsp. wolfianus Melvin L. Conrad, Douglas G. LeDoux; Patricia L. Kenney 1973-6-5 Conrad 7050 Plumas Yellow pine and douglas fir in plumas nat. For. Off hwy 70 1067 Comment
  CHSC88838  Lupinus albifrons L. Hanson 1985-5-24 263 Plumas Plumas National Forest. Near Massack Rest Stop, Hwy. 70. 1066 Comment
  CDA15403  Lupinus albifrons var. albifrons G. F. Hrusa, T. D. Wilfred 1996-8-23 13528 Plumas Sierra Nevada; alongside USFS 23N51, E side of upper Long Valley Creek above confluence with Bull Run Creek. 1.5 mi. E of Lava Peak, & 2.5 mi. NE of Cromwell townsite. Comment
  POM181084  Lupinus albifrons var. albifrons A. A. Heller, P. B. Kennedy, A. H. Heller 1907-7-2 s.n. Plumas Between Vinton and Beckwith. [Beckwourth] Comment
  CHSC52425  Lupinus arbustus L. P. Janeway 1990-7-12 3794 B Plumas Plumas National Forest. Top of small peak along Eureka Ridge ca 0.8 mi south of the head of Bear Creek. 2148 Comment
  SBBG18800  Lupinus arbustus C. B. Hardham 1961-6-16 7464 Plumas Diamond Peak [Diamond Mountain] Comment
  UC174571  Lupinus argenteus A. A. Heller with P. B. Kennedy 1907-7-3 8740 Plumas Hills above Red Clover Valley. Comment
  CHSC60181  Lupinus argenteus var. argenteus L. P. Janeway; Garrett Gibson 1991-6-13 4008 Plumas Plumas National Forest. Between Middle Fork Feather River and Hwy 70, ca 0.3 mi east of Claireville Flat. 1484 Comment
  SEINET5327970  Lupinus argenteus var. heteranthus W. Harnach, N. Harnach 1990-5-12 293 Plumas Sierra Valley. T22N R14E S23NE of NE1/4. Wilson brothers ground, south of Marble Lane, on Co. Rd. A-23 (the rock pile). 1515 Comment
  SEINET8080372  Lupinus argenteus var. heteranthus A. A. Heller, P. B. Kennedy 1907-7-3 8740 Plumas Hills above Red Clover Valley Comment
  CHSC34760  Lupinus argenteus var. meionanthus M. S. Taylor 1981-7-29 4146 Plumas Both sides of 25N42C, 1.4 mi ne of its jct with 25N42 - Flourney Grade, ca. 4 mi e of Genesee. 1706 Comment
  CHSC106216  Lupinus breweri var. breweri Arthur C. Barrett 1915-7-13 25 Plumas Plumas National Forest. Lone Rock Valley. 1676 Comment
  SEINET10841140  Lupinus caudatus Mary Susan Taylor 1982-9-13 Taylor 5126 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
  SEINET12161689  Lupinus confertus Detzer 1977-1 21 Plumas ca 3.5kmNE of Squaw Pk., E bank of unimproved USFS rd. Sec 1 T25N R14E 601 Comment
  CHSC35907  Lupinus dalesiae M. S. Taylor 1982-6-24 4752 Plumas N side of ridge at entrance to Gansner Park from Hwy 70, Quincy. 1066 Comment
  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
  JEPS125807  Lupinus dalesiae William Harnach 2004-4-11 1156 Plumas End of Forest Knoll Road at the top of the hill, Quincy, CA Comment
  SEINET10903850  Lupinus dalesiae Melvin L. Conrad, David B. Dunn; Douglas G. LeDoux 1973-6-5 Conrad 7058 Plumas On loose, rocky, north-facing roadside bank, 5.2 mi west of jct of hwy. 70 And Meadow valley road in quincy. 1219 Comment
  UC170944  Lupinus dalesiae H. M. Hall 1912-6-29 9295 Plumas Spanish Peak; Sierra Nevada Mountains, Spanish Peak 1828 Comment
  SEINET10841219  Lupinus dalesiae Mary Susan Taylor 1982-6-2 Taylor 4597 Plumas T23N R12E sw/ne sec 17. Johnsville quad. ALong 23N11, on loop through Cogswell Ravine, 3.2 mi ne of Jackson Cr Cmpgr, ca. 5 air mi n of Mohawk. 5700 ft. 1737 Comment
  UCSB16017  Lupinus formosus Breedlove, Dennis 1962-6-12 Plumas On northern bank of Indian Creek; along State Highway 89, 6.9 miles south of Greenville; Sierra Nevada 1066 Comment
  JEPS85926  Lupinus grayi L. P. Janeway 1990-6-6 3699 Plumas ca 1/2 mi e Rattlesnake Creek (and ca 1/2 mi n of Hwy 70/89, vicinity of Sloat, forested flat on n side of Long Valley); Plumas National Forest, Mt. Ingalls Quad. 1356 Comment
  RSA715534  Lupinus grayi John Dittes, Josephine Guardino 2005-6-4 1144 Plumas Northern High Sierra Nevada Range; drainage of East Branch Lights Creek, ca. 12.3 air-miles northeast of Taylorsville, ca. 5.7 air-miles southwest of Diamond Mountain, ca. 4.2 air-miles southeast of Indicator Peak., South-facing slope ca. 850 north of confluence of East Branch Lights Creek and Morton Creek, ca. 1232 northeast of junction of FS road 28N03 and county road 213. 1374 Comment
  UC338163  Lupinus grayi unknown Plumas Indian Valley Comment
  RSA414435  Lupinus grayi Christopher Davidson 1975-6-7 2744 Plumas 1 mile on road to Dalton Creek, departing northeast from Highway 70, 0.7 mile east of Highway 70 and 89. 1494 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
  SEINET10490349  Lupinus grayi Mary Susan Taylor 1981-5-10 Taylor 3662 Plumas N side of Genesee Valley Rd, ca 4 mi W of Genesee. 1097 Comment
  UC149982  Lupinus lepidus var. confertus Katharine Brandegee 1911-7-30 Plumas Portola 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
  CHSC36207  Lupinus lepidus var. sellulus M. S. Taylor 1982-7-7 4787 Plumas Along Sloat Rd (509), ca. 1 mi ne of Sloat. 1280 Comment
  SBBG128049  Lupinus lepidus var. sellulus L. Ahart, J. Dittes, J. Guardino 2009-7-22 16136 Plumas W side of Forest Service Rd 27N92K, E side of Long Valley, ca. 3.5 mi WSW of Greenville, ca. 5.2 mi SE of Lake Almanor Dam 1606 Comment
  SEINET10452646  Lupinus onustus Mary Susan Taylor 1982-5-27 Taylor 4542 Plumas T26N R9E e/se sec 23. Greenville SW quad. Mostly w side of Dixie Canyon Rd (204), 1.2 to 2 mi n of its jct with Hwy :89 at Mocassin. 4000-4400 ft. S of Greenville. 1219 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
  SBBG32300  Lupinus stiversii L. S. Rose 1968-6-12 Plumas Feather River Cyn, 4 mi W of Belden 609 Comment
  UCD109583  Lupinus stiversii June McCaskill 1954-5-31 331 Plumas at roadside above Feather River, State Highway 24 (U.S. Alt. 40), ca. 2 miles north of Storrie. Comment
  CAS-BOT-BC436592  Luzula cascadensis Gladys L. Smith 1976-6-7 4595 Plumas Secondary road from Rte. 70 to La Porte 1950 Comment
  CAS-BOT-BC436596  Luzula cascadensis Mary Strong Clemens 1938-7-4 s.n. Plumas Greenville Comment
  POM110701  Luzula comosa Marcus E. Jones 1897-7-5 s.n. Plumas Prattville. 1372 Comment
  RSA101477  Luzula comosa R. Weatherby 1955-6-26 1544 Plumas Mud Lake, Lakes Basin Area. 2104 Comment
  CHSC64480  Luzula comosa var. laxa B. Castro; G. Kuenster 1994-7-27 529 Plumas Ca 2 air mi SE of Bucks Lake, ca 2 mi E of Faggs Ranch. 0.1 mi S of the Oro-Quincy Hwy and ca 30 ft E of USFS Rd 23N19. 1691 Comment
  JEPS88180  Luzula divaricata Vernon H. Oswald and Lowell Ahart 1996-8-14 8168 Plumas Silver Lake Rd. 1.9 mi se Silver Lake Campground (ne of Bucks Lake); northern High Sierra Nevada 1645 Comment
  CHSC63297  Luzula parviflora Lowell Ahart 1994-6-17 7346 Plumas On the edge of a small 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
  CHSC113586  Lythrum portula Lowell Ahart 2014-8-24 19739 Plumas South side of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. 1533 Comment
  CHSC59750  Lythrum portula L. P. Janeway 1992-9-16 4311 Plumas Plumas National Forest, Beckwourth Ranger District. Beckwourth Compartment. Sandy edge of the Middle Fork River 1.5 mi west of Beckwourth. 1481 Comment
  CHSC81382  Lythrum portula Lowell Ahart 2001-9-18 9284 Plumas Near the edge of Freeman Creek, on the strand of Lake Davis. 1761 Comment
  RSA584783  Madia elegans subsp. elegans J. T. Howell 1961-9-25 36966 Plumas Sierra Nevada: Vinton 1507 Comment
  CAS-BOT-BC344469  Madia exigua Anna Head 1921-6-21 s.n. Plumas Campbells Hot Springs, Feather River Region Comment
  RSA794837  Madia exigua L. Ahart, John Dittes, Josephine Guardino 2009-6-15 15887 Plumas About 200 yards northwest of Lake Almanor Dam. 1422 Comment
  CHSC75462  Madia glomerata G. F. Hrusa; T. D. Wilfred 1996-8-1 13453 Plumas Sierra Nevada. Meadow immed. E of Brady's Camp. Pine Creek Valley, 1/2 mi. NE Argentine Rock. 2125 Comment
  JEPS114382  Madia glomerata Lowell Ahart 2008-9-10 15382 Plumas On the sides of Onion Valley Creek, in the northeast part of Onion Valley, about 3/4 mile northwest of Pilot Peak, about 1/2 mile east of the Quincy La Porte Road, about 9 1/2 miles (air) northeast of La Porte 1916 Comment
  RSA0118928  Madia glomerata Lowell Ahart 2014-8-26 19774 Plumas In the center of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles, (air) north of La Porte. 1533 Comment
  CHSC97093  Madia gracilis Lowell Ahart; Josephine Guardino 2007-7-20 14313 Plumas North of a small drainage, northeast edge of a large meadow, east of Lighting Tree Campground, east of the paved road, east side of Lake Davis. 1789 Comment
  OBI4273  Madia gracilis Lewis S. Rose 1967-7-12 67170 Plumas Quincy 1036 Comment
  CAS-BOT-BC343252  Madia gracilis George W. Gillett 1957-7-19 843 Plumas Lassen Volcanic National Park. Slopes across from the Devils Kitchen on trail to Sifford Lakes 1981 Comment
  CAS-BOT-BC343256  Madia gracilis Clarence R. Quick 1934-7-4 s.n. Plumas Headwater of Clear Creek, Plumas National Forest Comment
  CAS-BOT-BC343261  Madia gracilis David D. Keck 1932-7-6 1717 Plumas Halfway between Prattville and Chester 1340 Comment
  JEPS28639  Madia gracilis George W. Gillett 1957-7-19 843 Plumas slopes across from Devils Kitchen (on trail to Sifford Lakes); Lassen Volcanic National Park 1981 Comment
  SEINET260319  Madia gracilis M. S. Taylor 1981-9-14 4276 Plumas Headwaters of Rush Cr near its jct with Cow Cr ca 5 mi ESE of Greenville. Almanor SE quad. 1585 Comment
  SEINET6225029  Madia gracilis L. S. Rose 1967-1 67170 Plumas Plumas Co Comment
  UCD134298  Madia gracilis John Thomas Howell; T. C. Fuller, G. D. Barbe 1981-6-24 54252 Plumas about 2.5 miles southeast of Mt. Hough on the road of Quincy. 1798 Comment
  RSA94393  Madia gracilis subsp. gracilis F. W. Peirson 1932-7-19 10351 Plumas Along Feather River near Chester. 1463 Comment
  CDA8262  Madia minima D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-2 6 .304 Plumas Above Little Grass Lake on West side. Comment
  RSA95494  Madia minima L. S. Rose 1954-5-30 54058 Plumas Johnsville 1601 Comment
  CHSC21348  Maianthemum racemosum F. T. Griggs 1975-8-7 320 Plumas Mt. Pleasant. Comment
  CHSC34934  Malacothrix floccifera M. S. Taylor 1981-7-29 4141 Plumas E side of 25N42 (Flournoy Grade) 1.3 mi s of Flournoy Bridge, ca. 3 mi e of Genesee. 1341 Comment
  RSA88563  Malva parviflora J. T. Howell 1951-6-27 27555 Plumas Johnsville. 1585 Comment
  SD149160  Marrubium vulgare Greg Sommers 1976-7-8 160 Plumas Sierra Valley Marsh, along south side of Dyson Lane, 500 m west of metal bridge. 1524 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
  JEPS116142  Marsilea vestita subsp. vestita Lowell Ahart, John Dittes 2009-9-7 16373 Plumas Below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam 1591 Comment
  CHSC20811  Medicago lupulina K. R. Stern 1975-7-24 5848 Plumas W shore of Lake Almanor. 1371 Comment
  CHSC76800  Medicago lupulina L. P. Janeway 1997-9-29 5365 Plumas Along Soda Creek 0.1 mi north of Hwy 70 and East Branch North Fork Feather River. 944 Comment
  CHSC82614  Melica aristata L. P. Janeway 2001-7-3 7260 Plumas Northern High Sierra Nevada. Top of south-facing slope overlooking Middle Fork Feather River; head of Sherman Creek. 1707 Comment
  CAS-BOT-BC271099  Melica bulbosa John Thomas Howell; Gordon H. True 1973-7-31 50102 Plumas Summit ridge of Thompson Peak, Diamond Range, Sierra Nevada 2194 Comment
  CAS-BOT-BC282081  Melica fugax John Thomas Howell 1961-6-21 36633 Plumas Greenville 1097 Comment
  CAS-BOT-BC282095  Melica fugax Lowell Ahart 1977-6-20 s.n. Plumas About 6 miles N of La Porte 2000 Comment
  CAS-BOT-BC282104  Melica fugax Lowell Ahart 1983-8-17 4319 Plumas W of Pilot Peak, NE of La Porte, near the Quincy La Porte Road, near Onion Valley 2000 Comment
  JEPS106233  Melica fugax Lowell Ahart, John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11154 Plumas On the north side of a forest road, small meadow, 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
  RSA754960  Melica fugax L. Ahart, John Dittes, Josephine Guardino 2009-6-15 15905 Plumas Road under the pole line, about 200 yards west of the Lake Almanor Dam. 1422 Comment
  SEINET10599382  Melica fugax Vernon H. Oswald, Lowell Ahart 1995-7-24 Oswald 7125 Plumas T30N R7E NE1/4 NE1/4 Sec. 34, High Cascade Range, Red Fir Forest. N of Chester on Forest Road 30N25 (to Hay Mdw. Trailhead), 0.5 mi NW of Forest Route 10. Growing in dry rocky volcanic soil in open, recently logged forest. 1920 Comment
  CHSC63490  Melica stricta Lowell Ahart 1994-7-22 7495 Plumas South of the Pacific Crest Trail, west of the large twin rocks on the north-east side of Mount Etna. 1981 Comment
  CAS-BOT-BC264181  Melica subulata John Thomas Howell 1962-6-17 37682 Plumas Butterfly Valley, Sierra Nevada 1036 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
  CHSC103124  Melica subulata Lowell Ahart; John Dittes, Josephine Guardino 2009-7-21 16104 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
  UCD87028  Melica torreyana August L. Hormay 1928-12-7 s.n. Plumas Quincy. Comment
  JEPS115119  Mentha arvensis Lowell Ahart, John Dittes, Josephine Guardino 2009-7-29 16243 Plumas On damp bare soil, below the high water line of Lake Almanor, 1,849 feet northwest of Lake Almanor Dam 1591 Comment
  RSA795731  Mentha arvensis L. Ahart, John Dittes, Josephine Guardino 2009-7-21 16121 Plumas About 20 yards east of Forest Service Road 27N26, about 1000 feet northwest of Powerhouse at the north end of Butt Valley Reservoir, about 3 air miles southwest of Lake Almanor. 1303 Comment
  CHSC65645  Mentzelia albicaulis L. P. Janeway 1995-6-25 4818 Plumas 0.3-0.5 mi east of the road from Prattville to Butt Reservoir, about 2 mi southwest of Prattville and Lake Almanor. 1438 Comment
  JEPS113550  Mentzelia dispersa Lowell Ahart, John Dittes 2007-6-17 14172 Plumas Near wire box, about 100 yards southwest of County Road 111 (Beckwourth Genesee Road), about 1/4 mile southeast of Bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis 1654 Comment
  SEINET10871544  Mentzelia laevicaulis Mary Susan Taylor 1981-7-13 Taylor 3993 Plumas 5600 ft. T24N R16E south center sec 33, Frenchman Lake quad; Frenchman Lake Canyon, 0.5 mi S of the dam, ca. 11 mi N of Chilcoot on Hwy 70; Sagebrush Scrub, dry sandy soil in open sun. 1707 Comment
  SD43484  Mentzelia montana Philip A. Munz 1947-5-16 11821 Plumas 5.0 miles north of Chilcoot. 1524 Comment
  CHSC21831  Menyanthes trifoliata D. Brink; L. Mayer 1975-8-6 Plumas Bucks Lake Forest Service Survey. Comment
  CHSC98563  Micranthes aprica L. P. Janeway 2007-6-3 9016 Plumas Northern High Sierra Nevada. Eastern end of Red Mountain, along the high exposed rocky ridgeline. Weathered reddish serpentine; gravelly flats around rock outcroppings. 1929 Comment
  CAS-BOT-BC428882  Micranthes californica John Thomas Howell 1962-6-16 37637 Plumas Lewisia Rock, Feather River. 640 Comment
  CHSC1681  Micranthes odontoloma R. Carter 1964-7-4 137 Plumas On S shore of Green Island L. where creek empties into lake. Meadow on creek bank. 1706 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
  CDA18761  Microseris nutans G. D. Barbe, T. C Fuller 1982-7-16 3756 A Plumas Plumas National Forest; Lava Cap ridge 1.5 mi. W of Wheeler Peak and 1 mi. S of Beardley Mine on forest road 3.8 mi. S of Green Flat. 1981 Comment
  CHSC72442  Microseris nutans L. P. Janeway 1998-6-23 5652 Plumas About 1.8 mi south-southeast of Indicator Peak; along Road 28N03 on south side of upper West Branch Bear Valley Creek. Ridge top. 1676 Comment
  POM290244  Microseris nutans Lyman Benson 1932-7-29 3987 Plumas Buck Lake. Sierra Nevada Mtn range. Feather River drainage. 2134 Comment
  UCD134544  Microseris nutans Alan a. Beetle 1941-6-28 2790 Plumas west side of Lake Amanor. Comment
  RSA67642  Microsteris gracilis subsp. humilis Verne Grant, Alva Grant 1950-7-12 8931 Plumas Summit of ridge at Red Rock near Diamond Mt. between Susanville and Taylorsville 1524 Comment
  SEINET10902908  Microsteris gracilis subsp. humilis Mary Susan Taylor, M. Foster 1981-6-3 Taylor 3846 Plumas T24N R12E nw sec 25, Grizzly Valley quad; W side of 24N10, ca. 1/4 mi S of Grizzly Creek crossing 24N10, ca. 8 mi NW of Portola; elevation ca. 5800 ft. 1768 Comment
  JEPS10254  Mimulus cardinalis Helen-Mar Wheeler 1944-8-23 643 Plumas Cascade Creek Comment
  SEINET10830530  Mimulus guttatus Mary Susan Taylor 1981-7-27 Taylor 4121 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
  JEPS81476  Mimulus lewisii M. S. Taylor and H. Swanson 1982-8-11 4961 Plumas ca. 5 mi air sw Johnsville (along 23M08, n side of the A-Tree, saddle at head of Florentine Canyon); Sierra City NW quad. 2042 Comment
  JEPS108978  Mimulus microphyllus Lowell Ahart 2006-10-8 13395 Plumas Gravel bar on the west side of Chips Creek, just south of the bridge on Highway 70, about 1 1/4 miles southwest of Belden 715 Comment
  CHSC1786  Mimulus moschatus V. Holt 1935-9-1 Plumas Buck's Lake. 1615 Comment
  CHSC21709  Mimulus moschatus F. T. Griggs; A. Pass 1975-7-8 98 Plumas Buck's Lake Floristic Survey. Comment
  JEPS127338  Mimulus nanus var. mephiticus Lowell Ahart 2016-7-9 21090 Plumas Top and east side of Table Mountain, about 2 miles (air) northwest of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir Dam. Comment
  JEPS16268  Mimulus nanus var. mephiticus E. Sawyer 1935-6-27 198 Plumas 1.4 mi se Crow (about 10 mi due n of Portola, Red Clover Valley); Plumas National Forest, Sierraville Quadrangle Comment
  UC54640  Mimulus nanus var. mephiticus H. M. Hall and E. B. Babcock July 1903 4451 Plumas Red Clover Creek Sierra Nevada Mountains 1524 Comment
  JEPS113947  Mimulus suksdorfii W. and N. Harnach 2000-6-4 904 Plumas North of Sierra Valley approx. 1 mile north of the Crocker Guard Station Comment
  JEPS8122  Mimulus torreyi R. H. Platt 1891-1 Plumas near Prattville; Sierras Comment
  RSA0105472  Mimulus torreyi Lowell Ahart 2014-8-31 19815 Plumas On the east side of Black Rock Creek, about 300 yards south of the foot bridge across Black Rock Creek, about 300 yards south of the Black Rock, Little Grass Valley Reservoir, about 4 1/2 miles (air) northwest of La Porte. 1536 Comment
  UCR3556  Mimulus torreyi Wm. Horn Jr. 1963-6-19 630619- 01 Plumas Northern Sierra Nevada Mtns, Plumas National Forest. Meadow Valley, logged area 0.5 mi south of UC Forestry Camp 1341 Comment
  JEPS28651  Mimulus torreyi George W. Gillett 1957-7-19 842 Plumas slopes across from Devils Kitchen (on trail to Sifford Lakes); Lassen Volcanic National Park 1981 Comment
  JEPS95465  Mitella breweri Lowell Ahart 1994-7-28 7544 Plumas SW of Bucks Lake (NE of Frenchman Hill) 1706 Comment
  SEINET10483082  Mitella pentandra Mary Susan Taylor 1982-6-16 Taylor 4687 Plumas T23N R10E sw/se sec 8. Onion Valley quad. W side of 24N13 along small creek, 1.4 mi s of its jct with Willow Creek Rd (23N90), ca. 4 air mi se of Quincy. Alt. 5000 ft. 1524 Comment
  CHSC82106  Monardella follettii L. P. Janeway 2001-8-5 7418 Plumas High Cascade Range. Top of ridge between Yellow Creek and North Fork Feather River (and Caribou Road). 1445 Comment
  UCR3595  Monardella follettii Wm. Horn Jr. 1963-7-14 630714- 03 Plumas Northern Sierra Nevada Mtns, Meadow Valley, edge of Forest Service Road 24N36, 0.75 mi west of UC Forestry Camp 1189 Comment
  UCSC008316  Monardella follettii Brett Smith 2011-7-31 BAS 011 Plumas 170 m due E of FS road 24N29 and 450m SSE of Meadow filled with Leopard Lillies 1170 Comment
  SEINET10582335  Monardella follettii A. Graff 1993-7-23 Graff 333 Plumas Plumas National Forest, Red Hill. All along road going up Red Hill, starting from junction of Red Hill Rd. and Rich Gulch Rd. (USNFS Rd. 26N22), especially east-northeast slopes. T25N,R7E,S2/S10/S11. Locally abundant on road cuts and in open mixed conifer forest of Pinus lamertiana, P. jeffreyi, Abies magnifica, Calocedrus decurrens, Pseudotsuga menziesii, with Acrtostaphylos uva-ursi. Iron-rich serpentine. Beginning of bloom. Butterflies, Bombus sp. Comment
  CHSC84369  Monardella odoratissima Lowell Ahart 2003-9-7 10562 Plumas On the east side of the dirt road, about 50 yards southeast of the Pacific Crest Trail, on Bunker Hill Ridge, about 1 mile (air) southeast of Pilot Peak, about 9 miles (air) northeast of La Porte. 2038 Comment
  CAS-BOT-BC318578  Monardella odoratissima Lowell Ahart 1977-8-2 s.n. Plumas About 1 mile W of Pilot Peak, about 15 miles NE of La Porte. 2000 Comment
  JEPS127339  Monardella odoratissima subsp. glauca Lowell Ahart 2016-7-9 21088 Plumas Top and on the northeast side of Table Mountain, about 2 miles (air) northwest of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir Dam. Comment
  RSA0118875  Monardella odoratissima subsp. glauca Lowell Ahart 2014-8-26 19788 Plumas In the middle of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles, (air) north of La Porte. 1533 Comment
  CAS-BOT-BC222118  Monardella odoratissima subsp. pallida John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-26 54378 Plumas 0.75 miles northeast of Bucks Summit on road to Quincy 1600 Comment
  CAS-BOT-BC314186  Monardella odoratissima subsp. pallida Rimo Bacigalupi 1927-7-7 1642 Plumas Upper reaches of trail from Gray Eagle Valley to Long Valley. Comment
  CHSC109554  Monardella odoratissima subsp. pallida L. P. Janeway 2012-7-17 10946 Plumas Northern High Sierra Nevada. Plumas National Forest; south side of Cedar Flat. 1701 Comment
  CHSC64098  Monardella odoratissima subsp. pallida B. Castro; L. Hanson 1988-7-15 274 Plumas On top of Mt. Harkness, within 50 ft of lookout tower. 2452 Comment
  UC1124590  Monardella odoratissima subsp. pallida E. Sawyer 1935-6-24 137 Plumas 4 1/2 mi east of Crow; Plumas National Forest, Sierraville Quadrangle Comment
  UC2035861  Monardella odoratissima subsp. pallida Berry Campbell 1929-6-20 734 Plumas Lake Almanor 1402 Comment
  UCR280845  Monardella odoratissima subsp. pallida Lowell Ahart 2016-7-9 21087 Plumas ridge and northeast side of Table Mountain, c. 2 air miles northwest of Tamarack Flat, c. 4 air miles northwest of Little Grass Valley Reservoir Dam 1858 Comment
  UCSC008315  Monardella odoratissima subsp. pallida Brett Smith 2011-7-30 BAS 010 Plumas 640m SW of Rock Lake, hillside to N and E slopes is mostly open, sloping down towards Gold and Rock Lake. Just under 2km along trail from Spanish Peak. 2121 Comment
  CAS-BOT-BC222110  Monardella odoratissima subsp. pallida H. L. Mason 1924-6-16 1043 Plumas South banks of Feather River, near Graeagle Comment
  CAS-BOT-BC318568  Monardella odoratissima subsp. pallida Ella Dales Cantelow 1941-7-20 3709 Plumas 10 mi S of Quincy on road to La Porte. 1981 Comment
  CAS-BOT-BC318570  Monardella odoratissima subsp. pallida F. Cayot 1913-8-12 19214 Plumas Three Mile Valley. 1706 Comment
  RSA83370  Monardella odoratissima subsp. pallida F. W. Peirson 1926-6-21 6790 Plumas Lake Almanor Comment
  CAS-BOT-BC220486  Monardella sheltonii John Thomas Howell 1975-7-22 51350 Plumas 2 miles northwest of Spring Garden 1173 Comment
  CHSC52055  Monardella sheltonii L. P. Janeway 1989-7-7 3470 Plumas Plumas National Forest. Hwy 70/89 at the bridge over Spanish Cr. 952 Comment
  CHSC61748  Monardella sheltonii L. P. Janeway 1993-7-28 4476 Plumas Plumas National Forest. Top of ridge southwest of confluence of North and South Branches of Ward Creek. Along access road 2.4 mi southeast of Genesee Valley. 1402 Comment
  CHSC67978  Monardella sheltonii James D. Jokerst 1989-7-3 3118 Plumas Serpentine canyon on Hwy. 70 3.0 mi E of Caribou Rd. Comment
  CHSC67980  Monardella sheltonii James D. Jokerst 1989-7-3 3122 Plumas Caribou Rd. 1.2 mi N of Hwy. 70. Comment
  CHSC70801  Monardella sheltonii B. Castro 1989-8-9 373 Plumas Vicinity of Little North Fork Campground, ca 7 road mi E of jcn of the Oro-Quincy Hwy and USFS Rd 23N60. 1127 Comment
  RSA551259  Monardella sheltonii J. T. Howell 1975-7-22 51350 Plumas 2 miles NW of Spring Garden 1174 Comment
  SD149143  Monardella sheltonii John Thomas Howell 1975-7-22 51349 Plumas 2 miles northwest of Spring Garden 1173 Comment
  CAS-BOT-BC220482  Monardella sheltonii Louella Bass 1980-8-20 s.n. Plumas Seneca Comment
  CHSC34000  Monardella stebbinsii M. S. Taylor 1981-7-18 4056 Plumas N side of Caribou Rd, ca. 3 mi ne of its jct with Hwy 70 near Belden. 853 Comment
  SEINET10582266  Monardella stebbinsii A. Graff 1993-7-22 Graff 329 Plumas Plumas National Forest. .75 miles north on Caribou Rd. (USNFS Rd. 27N26) from wooden bridge just past USNFS Queen Lily Campground, on left roadside. T25N,R8E,S4. Rare, on a rocky, iron-rich serpentine slope, with occasional Pinus ponderosa, Quercus sp., Salix sp. Beginning of bloom. Comment
  UC1362560  Monardella villosa subsp. villosa W. I. Follett 1936-6-29 Plumas 1 mi west Virgilia Comment
  CAS-BOT-BC444738  Montia chamissoi D. E. Breedlove 1962-6-12 3440 -A Plumas Along State Highway 36, 6.9 miles west of Chester; Sierra Nevada 1524 Comment
  SD8151  Montia chamissoi Mrs. R. M. Austin 1880-1 Plumas Big Meadows Comment
  RSA101452  Montia chamissoi R. Weatherby 1955-7-2 1586 Plumas Wilcox Valley. 1768 Comment
  UCD101742  Montia chamissoi Grady L. Webster 1992-5-17 7764 Plumas 2 miles SW of Grizzly Valley Dam. 1737 Comment
  CHSC33598  Montia linearis M. S. Taylor; M. Foster 1981-6-8 3870 Plumas N side of 24N08, just n of its jct with 25N93, half way between Bagley Pass and Red Clover Valley, ca. 1.5 air mi n of w end of Lake Davis. In vernal depression. 1706 Comment
  CHSC34269  Montia linearis M. S. Taylor 1981-5-10 3676 Plumas Wet meadow, e side of Antelope Lake, Pioneer Cabin meadow, ca. 20 air mi ne of Taylorsville. 1536 Comment
  CHSC60552  Montia linearis L. P. Janeway 1992-5-14 4176 Plumas Plumas National Forest. Beckwourth Ranger District. Westside Compartment. North side of Big Grizzly Creek at nortwest end of Lake Davis. 1764 Comment
  CAS-BOT-BC445079  Montia linearis M. Nakagawa 1980-5-17 41 Plumas Marble Hot Springs Road 1 mile E. of Junction w/ A23 ditch along side road 1524 Comment
  SEINET10860129  Muhlenbergia andina Vernon H. Oswald, Lowell Ahart 1991-7-30 Oswald 4797 Plumas Big Springs on the west side of Humbubug Valley, ca. 6 miles (air) east-northeast of HUmbug Summit, ca. 12 miles (air) south of Chester. T26N R6E sw/S1. Yellow Pine Forest. 1311 Comment
  CAS-BOT-BC263365  Muhlenbergia asperifolia W. Harnach; N. Harnach 1990-7-5 462 Plumas First corner east of Co. Rd. A-23 on Marble lane, Sierra Valley 1487 Comment
  CHSC44581  Muhlenbergia filiformis Lowell Ahart 1975-9-13 985 Plumas Along Bunker Hill Creek, about 1/2 mile north of the Bunker Hill Mine, about 10 miles north-east of La Porte. 1828 Comment
  CHSC54549  Muhlenbergia filiformis Vernon H. Oswald 1991-8-5 4802 Plumas Lassen Volcanic Park. Little Willow Lake located near the south boundary of the park, ca. 2.5 miles (air) south-southeast of Drakesbad. On margins of lake. 1844 Comment
  CAS-BOT-BC267007  Muhlenbergia filiformis John Thomas Howell 1960-7-18 35581 Plumas Drakesbad 1828 Comment
  RSA0106684  Muhlenbergia richardsonis Lowell Ahart 2014-8-26 19793 Plumas Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. 1534 Comment
  RSA726442  Muhlenbergia richardsonis L. Ahart, John Dittes 2007-6-17 14201 Plumas About 1/4 mile east of bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1655 Comment
  SEINET11688465  Muhlenbergia richardsonis Unknown 1985-1 5126 Plumas Little Grass Valley Res., where South Fork of Feather River flows into lake, 4.25 mi NE of La Porte 1585 Comment
  UCD119533  Myosotis laxa G. Douglas Barbe; T. C. Fuller 1982-6-15 3685 Plumas Chevron Station at west end of Quincy, Hwy 70 and Lawrence Street. 1036 Comment
  RSA496346  Myosotis scorpioides Elaine Joyal, D. Mehlman 1988-7-3 1305 Plumas Hwy #89 at Sulhur Creek, se of Graeagle & 1 mi se of CLio. 1200 Comment
  UC480853  Myosurus apetalus Mrs. R. M. Austin 1879-1 Plumas Big Meadows Comment
  UC1101491  Myriophyllum hippuroides Malcolm A. Nobs and S. Galen Smith 1949-8-19 1410 Plumas ca. 2 mi. s. Greenville (Indian Valley); Indian Valley Comment
  CDA38169  Myriophyllum hippuroides Fred H. Surber 1996-8-22 s.n. Plumas Beckwourth; Francis Carmichael property, irrigation canal. 0 Comment
  SD81980  Myriopteris gracillima Mrs. R. M. Austin Nov 1877 Plumas Quincy Comment
Read comments Jul 11 2010
  SD9589  Myriopteris gracillima Mrs. R. M. Austin Nov 1877 Plumas Quincy Comment
  OBI60877  Myriopteris gracillima E. Lehto 1934-6-26 8283 Plumas Upon rock outcrops above stream bed. Frasguir creek falls, Gold Lake Road 1829 Comment
  RSA52916  Narthecium californicum R. Weatherby 1950-7-21 1476 Plumas Butterfly Valley, near Quincy 1220 Comment
  UCD39812  Navarretia divaricata Herbert L. Mason 1924-6-20 1087 Plumas Near Gold Lake on trail from Gold Lake to Graeagle camp. Comment
  UC908133  Navarretia intertexta Herbert L. Mason 1924-6-20 1081 Plumas near Gold Lake (along trail from Gold Lake to Graeagle Camp) Comment
  UC586936  Navarretia intertexta Joseph Andorfer Ewan 1934-7-2 8237 Plumas Guidici Ranch Road Sierra Nevada, Penman Peak 1584 Comment
  CHSC117630  Navarretia intertexta subsp. intertexta Lowell Ahart 2016-8-30 21331 Plumas On the west side of the pond, about 100 yards west of the Pacific Crest Trail on Bunker Hill Ridge, about 1 1/2 miles (air) southeast of Pilot Peak. 2044 Comment
  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
  CDA13861  Navarretia leptalea G. F. Hrusa, T. D. Wilfred 1996-7-23 13404 Plumas Sierra Nevada; Terminus of USFS 23N22D. Comment
  CHSC36195  Navarretia leptalea M. S. Taylor 1982-7-8 4797 Plumas S bank of Feather River, Ramelli Ranch, ca. 1 mi sw of Beckwourth. 1487 Comment
  RSA189332  Navarretia leptalea L. S. Rose 1967-7-11 67159 Plumas Mt. Hough Road, 2.5 miles NE of Quincy Junction. 1250 Comment
  RSA67609  Navarretia leptalea Verne Grant, Alva Grant 1950-7-11 8925 Plumas North of Greenville by junction of Almanor and Susanville roads Comment
  UC614921  Navarretia leptalea subsp. leptalea Beryl O. Schreiber 1932-7-19 461 Plumas near Prattville; near Prattville Comment
  CHSC112562  Navarretia leucocephala B. Castro; L. P. Janeway 2007-6-8 1632 Plumas Northern High Sierra Nevada. W side of lower Thompson Valley ca 1 mi N of the mouth of McReynolds Creek at Red Clover Creek. W side of Thompson Creek 500 ft below edge of open Ponderosa-Jeffrey pine forest. 1668 Comment
  CDA14687  Navarretia leucocephala subsp. minima G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-23 3154 Plumas Long Valley, 0.4 mile south of Dixie Canyon-Round Valley and Canyon Dam roads, at Maxwell Mine Road. 1633 Comment
  POM181565  Navarretia mitracarpa J. G. Lemmon s.n. Plumas Sierra Valley. Comment
  CHSC41966  Navarretia sinistra Lowell Ahart 1986-7-8 5359 Plumas About 1 mile north-west of Pilot Peak, about 14 miles north-east of La Porte. 1950 Comment
  SEINET10972236  Nemacladus interior Rimo Bacigalupi, R. L. Hauke 1954-7-15 Bacigalupi 4729 Plumas At mouth of Rock Creek in Feather River Canyon (North Fork) 518 Comment
  CHSC87866  Nemophila pedunculata Lowell Ahart; John Dittes, Josephine Guardino, Robert Schlising 2004-6-14 11059 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
  JEPS113642  Nemophila pedunculata Lowell Ahart, John Dittes 2007-6-16 14103 Plumas East of a small stream, on the south side of County Road 111 (Beckwourth Genesee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis 1647 Comment
  UCD119933  Nemophila pedunculata Grady L. Webster 1992-5-17 7766 Plumas 2 mi sw of Grizzly Valley Dam. 1737 Comment
  JEPS124091  Nemophila spatulata Lowell Ahart 2015-6-7 20220 Plumas Lava Top, about 2 1/4 miles (air) north of the bridge across Fall River, about one mile southeast of Cascade, about 7 miles (air) northeast of Feather Falls, about 10 miles (air) west of La Porte. Comment
  CAS-BOT-BC349920  Nothocalais troximoides John Thomas Howell 1962-6-18 37809 Plumas Sierra Valley 5 mi. s. of Beckwourth 1493 Comment
  UC115324  Nuphar lutea subsp. polysepala Mrs. R. M. Austin Aug 1879 305 Plumas Big Meadow Comment
  JEPS40278  Nuphar lutea subsp. polysepala W. L. Jepson 1918-8-17 8028 Plumas Red Clover Valley, Clover Creek 1676 Comment
  SD6157  Nuphar polysepala R. M. Austin 1880-1 Plumas Big Meadows Comment
Read comments Jul 11 2010
  CHSC66704  Oenothera elata subsp. hirsutissima Vernon H. Oswald; Lowell Ahart 1996-8-1 8134 Plumas Old Haun Rd. (Forest Rt. 201) on the S slope of Dyer Mtn. at a drainage ca. 0.9 mi W of Hauns Mdw., SSE of Dyer Mtn. Lookout, N of Hwy 89, E of Lake Almanor, NW of Greenville. 1463 Comment
  CHSC66611  Oreostemma alpigenum var. andersonii Vernon H. Oswald; Lowell Ahart 1996-7-15 8048 Plumas Last Chance Marsh at the N end of Lake Almanor, just S of Last Chance Camp-ground on Forest Rd. 28N11. 1371 Comment
  UCD134706  Oreostemma alpigenum var. andersonii John Thomas Howell 1960-7-23 35964 Plumas Drakesbad, Dream Lake. Lassen Volcanic National Park. 1676 Comment
  CDA10246  Oreostemma elatum J. R. Keck Jr. 1978-6-3 PDR# 330066 Plumas Snake Lake near Quincy. 0 Comment
  CHSC110760  Oreostemma elatum Dean Wm. Taylor 2011-8-1 21135 B Plumas The Sierra Nevada. Butterfly Valley (Butterfly Valley Botanical Area, 2 air miles SW of Keddie) 1173 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
  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
  SEINET10869819  Orobanche corymbosa Mary Susan Taylor 1981-6-25 Taylor 3952 Plumas T24N R16E nw/ne sec 5. Frenchman Lake quad. On hill at NE jct of 25N11 and spur rd 25N71, near Last Chance Creek, ca. 0.5 mi N of N tip of the lake, ca. 13 mi NW of Chilcoot. Open bare areas on dry sandy soil; 5700 ft elev. 1737 Comment
  SEINET10500391  Orobanche fasciculata Mary Susan Taylor, M. Foster 1981-6-3 Taylor 3851 Plumas T24N R14E nw sec 7, Crocker Mt quad. Sagebrush Scrub in Red Clover Valley, ca. 0.5 mi N of Genesee-Beckwourth Rd, ca. 7 mi NW of Beckwourth; elevation 5480 ft. 1670 Comment
  CAS-BOT-BC500235  Orobanche pinorum George W. Gillett 1957-7-23 890 Plumas Lassen Volcanic National Park. Summit of Mt. Harkness 2446 Comment
  SEINET10902587  Orobanche uniflora subsp. occidentalis Mary Susan Taylor 1982-5-13 Taylor 4440 Plumas T24N R8E sw/nw sec 13. Bucks Lake NE quad. Ca. 500 yds s of Spanish Creek- Bucks Lake Rd at its jct with 24N29, ca. 0.5 mi w of Meadow Valley. Serpentine slope, 3800 ft. 1158 Comment
  JEPS103377  Orobanche uniflora var. uniflora Lowell Ahart 2002-7-6 9846 Plumas In small meadows, ca 50 yards N of the gravel road, near a small branch of Coldwater Creek, ca 3/4 mile SW of Grizzly Mountain, ca 2 miles (air) SW of Haskins Valley and Bucks Lake. 1844 Comment
  CAS-BOT-BC238432  Orthocarpus W. Harnach; N. Harnach 1990-5-27 326 Plumas Sierra Valley. Harriot Lane, one mile south of Dyson Lane 1485 Comment
  CHSC68878  Orthocarpus cuspidatus subsp. cryptanthus Vernon Oswald; Lowell Ahart 1997-6-24 8627 Plumas South of Susanville on Diamond Mtn. Motorway (28N15) at the meadow of Wheeler Sheep Campground. 1993 Comment
  JEPS62823  Orthocarpus luteus John Weiler 1970-7-1 70172 Plumas along Harriet Lane 4.1 mi n of highway 49 w Loyalton 1524 Comment
  CHSC21519  Osmorhiza chilensis D. Brink 1975-7-8 Plumas Buck's Lake. Comment
  CAS-BOT-BC316894  Packera eurycephala var. lewisrosei John Thomas Howell 1973-7-9 49701 Plumas near Rich Bar 762 Comment
  CAS-BOT-BC317150  Packera streptanthifolia L. P. Janeway; B. Castro 2009-8-29 9938 Plumas Northern Sierra Nevada, small meadow 0.3 km east-southeast of the Buckhorn Survey monument on the E end of Red Mountain. 1892 Comment
  CDA13414  Paeonia brownii G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13263 a Plumas Sierra Nevada; Plumas National Forest. Vicinity of headwaters of Bull Run Creek off USFS 23N12E. Comment
  CHSC53205  Paeonia brownii L. P. Janeway 1989-6-15 3322 Plumas Beckwourth Ranger District Plumas National Forest. Forest along SW side of Red Clover Valley. Openings in sagebrush scrub. 1676 Comment
  CDA24373  Paeonia brownii L. Evans 1974-7-17 Plumas Moonlight Valley, 2 miles south of Moonlight Peak, Lassen National Forest. Comment
  CAS-BOT-BC253739  Panicum capillare John Thomas Howell 1951-8-20 28214 Plumas Genesee 1127 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
  SD71009  Panicum capillare var. occidentale John Thomas Howell 1960-7-20 35728 Plumas Lassen Volcanic Park, Drakesbad, cool wet shaded place 1676 Comment
  JEPS110546  Panicum dichotomiflorum subsp. dichotomiflorum Lowell Ahart 2006-10-23 13499 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
  UC473560  Pedicularis densiflora L. S. Rose 1931-4-14 Plumas Woodleaf Comment
  JEPS114507  Pedicularis racemosa Lowell Ahart 2008-8-14 15201 Plumas 200 yards northeast of the metal gate, east side of Forest Road 22N68, about 100 yards west of the South Fork of the Feather River, about 1/2 mile northeast of Little Grass Valley Reservoir, about 5 miles (air) northeast of La Porte 1571 Comment
  HSC93239  Pedicularis racemosa Vernon H. Oswald, L. Ahart 1996-8-14 8167 Plumas Silver Lake Rd., 1.9 mi. SE of Silver Lake Campground, NE of Bucks Lake, N High Sierra Nevada 1646 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
  CHSC59875  Pellaea breweri L. P. Janeway; Laurie Lamm 1992-7-21 4270 Plumas Plumas National Forest. About 1.7 mi east-southeast of Dotta Neck, ca 1.7 mi northwest of Reconnaissance Peak. Above end of Road 24N91Y. 2103 Comment
  CAS-BOT-BC69361  Pellaea breweri L. P. Janeway; Laurie Lamm 1992-7-21 4270 Plumas About 1.7 mi east-southeast of Dotta Neck, ca 1.7 mi northwest of Reconnaissance Peak, above end of Road 24N91Y 2103 Comment
  UC124125  Penstemon davidsonii var. davidsonii Mrs. R. M. Austin July 1896 384 Plumas Lassens Peak Comment
  POM161709  Penstemon deustus subsp. deustus R. C. Bacigalupi 1927-7-7 1645 Plumas Upper reaches of trail between Gray Eagle Valley and Long Lake. Comment
  RSA71132  Penstemon deustus subsp. deustus L. S. Rose 1951-6-28 51065 Plumas Johnsville. 1601 Comment
  CHSC10778  Penstemon deustus var. suffrutescens Lowell Ahart 1969-5-11 Plumas 15 miles S. W. of Quincy on Hwy 70. 914 Comment
  HSC97084  Penstemon gracilentus L. Ahart, John Dittes 2005-9-20 12449 Plumas S side of FS Rd. 27N34, 1 mi. NE of Eisenheimer Peak, 0.75 mi. S of Wilcox Valley 2050 Comment
  LA209569  Penstemon heterodoxus E. D. Merrill; 1929-7-13 Plumas Sierra Nevada, Silver Lake 1828 Comment
  CHSC118715  Penstemon heterodoxus var. shastensis Wendy L. Boes 2016-7-13 2016020 Plumas Lassen National Forest. Ridge to Southeast of Coon Hollow. UTM 634162 E, 4433348 N, NAD 83 Zone 10 North. 1837 Comment
  CHSC118811  Penstemon heterodoxus var. shastensis Chelsea Morgan 2016-8-4 2016 -039 Plumas Snow Mountain. (UTM 633507 E, 4437169 N, NAD 83 Zone 10 North; Elevation 6100 ft.) 1859 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
  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
  NY887982  Penstemon neotericus D. D. Keck 1930-7-24 958 Plumas Halfway between Chester and Westwood. 1463.0 Comment
  SEINET3836567 Image available Penstemon neotericus Marcus E. Jones 1897-7-5 Plumas Prattville 1372 Comment
  RSA21572  Penstemon neotericus Carl B. Wolf 1937-9-5 9290 Plumas Northern Sierra Nevada, Lake Almanor to Westwood at Lassen Co line. 1463 Comment
  JEPS7240  Penstemon newberryi var. newberryi W. L. Jepson 1939-7-31 19308 Plumas Spanish Peak, summit 2011 Comment
  NY627394  Penstemon newberryi var. newberryi R. M. Austin 1876-1-1 285 Plumas Comment
  SEINET10547621  Penstemon oreocharis Mary Susan Taylor, M. Foster 1981-6-10 Taylor 3888 Plumas T24N R14E nw sec 7, Crocker Mt quad. In Red Clover Valley, Overland Inc. Ranches, ca. 3/4 mi N of Genesee- Beckwourth Rd, ca. 11 air mi NW of Beckwourth; elevation ca. 5500 ft.; Sagebrush Scrub on dry sandy soil. 1676 Comment
  NY630463  Penstemon personatus D. M. Thompson 1988-7-23 973 Plumas 3.1 road miles north of Bucks Lake Road (and Meadow Valley) on Schneider Creek Road. At junction of Schneider Creek Road (USFS Road 23N16) and USFS Road 24N47X (to Big Creek); Bucks Lake NE Quad. 1585.0 Comment
  SEINET10931300  Penstemon personatus Mary Susan Taylor 1982-6-7 Taylor 4614 Plumas T23N R8E ne/nw sec 3. Bucks Lake NE quad. Jct of Schneider Cr Rd (24N16) & 24N47X, ca. 2.5 air mi s of Meadow Valley. 5200 ft. 1585 Comment
  CHSC110370  Penstemon roezlii Lowell Ahart 2012-9-5 18446 Plumas Road edge where the County Road crosses the South Fork of the Feather river, about 1 mile (air) southwest of Pilot Peak, about 8-1/4 miles (air) northeast of La Porte. 1828 Comment
  RSA285609  Penstemon roezlii D. C. Michener 1981-7-17 4017 -b Plumas 9 miles north of Greenville on CA 89. Comment
  RSA71068  Penstemon roezlii L. S. Rose 1951-6-24 51067 Plumas 9 mi. east of Quincy. 1220 Comment
  CAS-BOT-BC239612  Penstemon rydbergii var. oreocharis Mary E. Wall 1939-6-25 s.n. Plumas Brush Creek ranger station Comment
  CHSC24269  Penstemon rydbergii var. oreocharis K. R. Stern 1975-7-25 Plumas Lake Almanor (n end of causeway). Comment
  JEPS15109  Penstemon rydbergii var. oreocharis G. T. Nordstrom 1934-7-16 222 Plumas 1 1/4 mi sw Bucks Ranch; Plumas National Forest, Bidwell Bar Quad. Comment
  NY651260  Penstemon rydbergii var. oreocharis J. T. Howell 1981-6-23 54177 Plumas Long Valley at road to Maxwell Mine 1633.7 Comment
  NY651316  Penstemon rydbergii var. oreocharis E. D. Merrill 1929-7-13 s.n. Plumas Silver Lake 1828.8 Comment
  UC485790  Penstemon rydbergii var. oreocharis H. E. and S. T. Parks Jun 1928 219 Plumas Drakesbad Lassen National Park, Drakesbad Comment
  NY660848  Penstemon speciosus E. D. Merrill 1929-7-13 s.n. Plumas Silver Lake 1828.8 Comment
  UCR139355  Penstemon speciosus David D. Keck 1932-7-6 1718 Plumas Northern Sierra Nevada Mtns., 6 mi west of Chester 1524 Comment
  UC887339  Penstemon speciosus Anna Head 1921-7-6 Plumas East Pk. Feather River Region 2072 Comment
Read comments Jun 26 2006
  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
  CHSC72426  Perideridia bolanderi subsp. bolanderi L. P. Janeway 1998-6-24 5679 Plumas North side of Last Chance Creek; above Road 101, 0.7 mi west of Bird Creek. 1798 Comment
  RSA641472  Perideridia bolanderi subsp. bolanderi Michael A. Vincent 1999-6-7 8531 Plumas Plumas National Forest; Milford Ranger District; west of Frenchman Lake along FS Route 11. Comment
  CDA13391  Perideridia parishii subsp. latifolia G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13240 Plumas Sierra Nevada; On hillside adjacent to headwaters of Bull Run Creek off USFS 23N12E. Comment
  CHSC110249  Perideridia parishii subsp. latifolia L. P. Janeway 2012-8-28 11054 Plumas Northern High Sierra Nevada. Meadow at north end of Rock Is-land Ridge 1.1 km southeast of Soapstone Hill; west side of inter-section of Road 23N18 and its D spur. 1593 Comment
  CHSC44136  Persicaria amphibia V. Oswald; L. Ahart 1988-8-4 3668 Plumas Willow Lake located se of Drakesbad just s of the boundary of Lassen Volcanic National Park. Locally common in shallow water (in which case the terminal leaves floating on the surface, the inflorescence emersed) or on mud along the marshy se edge of the lake. 1676 Comment
  UCD99383  Persicaria amphibia Jim McHenry 1994-7-23 s.n. Plumas Mill Creek arm of Bucks Lake. Comment
  CAS-BOT-BC419039  Persicaria lapathifolia Lowell Ahart 1981-9-6 3095 Plumas 1 1/2 miles SW of Crescent Mills 1200 Comment
  CHSC23615  Persicaria lapathifolia J. Cox 1975-7-4 Plumas SE side of Lake Almanor. Comment
  CHSC81808  Persicaria lapathifolia Lowell Ahart 2001-10-16 9373 Plumas On the northwest side of Round Valley Reservoir, just below the road, about 2 1/2 miles southwest of Greenville. 1363 Comment
  CAS-BOT-BC419231  Persicaria maculosa Lowell Ahart 1981-9-6 3096 Plumas 1 1/2 miles SW of Crescent Mills 1200 Comment
  CDA40426  Phacelia hastata T. C. Fuller 1980-8-5 20296 Plumas South of the railroad, west of Highway A23 to Calpine, 1.3 km southwest of Beckwourth. 0 Comment
  RSA133987  Phacelia hastata subsp. hastata L. R. Heckard, R. C. Bacigalupi 1951-8-8 186 Plumas Sierra Valley, near Chilcoot. 1524 Comment
  CHSC36309  Phacelia linearis M. S. Taylor 1982-5-19 4482 Plumas On ridge, ca. 1.5 mi e of Portola. 1706 Comment
  CHSC20826  Phacelia mutabilis K. R. Stern 1975-7-25 5827 Plumas S shore of Lake Almanor. 1371 Comment
  SJSU14280  Phacelia mutabilis N. A. Hopkins 1989-5-27 1500 Plumas near Marble Hot Springs, NW corner Sierra Valley 1524 Comment
  JEPS126519  Phacelia racemosa Lowell Ahart 2016-6-29 21056 Plumas About 1/2 mile southeast of Table Mountain, about 1 1/2 miles (air) northwest of Tamarack Flat, about 3 1/2 miles (air) northwest o Little Grass Valley Reservoir Dam. Comment
  RSA88112  Phalaris arundinacea J. T. Howell 1951-8-21 28236 Plumas Mohawk 1372 Comment
  SEINET7297007 Image available Phalaris arundinacea John Thomas Howell 1973-1 49713 Plumas Crescent Mills 1067 Comment
  CAS-BOT-BC128860  Philadelphus John Thomas Howell 1959-9-21 34739 Plumas Beldon 701 Comment
  SEINET892448 Image available Philadelphus californicus Lewis S. Rose 1967-1 67139 Plumas Caribou, North Fork, Feather River 914 Comment
  CAS-BOT-BC77390  Philadelphus lewisii A. A. Heller 1938-5-30 15130 Plumas near Grizzly Dome tunnel on Highway 24 609 Comment
  JEPS49593  Philadelphus lewisii W. L. Jepson 1924-7-23 10628 Plumas Rich Point Middle Fork Feather Tiver 914 Comment
  RSA603266  Phleum pratense Joseph A. Ewan 1934-7-19 8246 Plumas in barnyard of valley floor Dentens, Mohawk Valley 1616 Comment
  UC790987  Phleum pratense A. A. Beetle 1941-6-28 2777 Plumas w side Lake Almanor; w side of Lake Almanor 1828 Comment
  CDA18595  Phlox diffusa G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-24 3264 Plumas Sierra Nevada; Summit of Mt. Hough. 2194 Comment
  UC535991  Phlox diffusa Elmer I. Applegate 1929-6-21 5818 Plumas Warner Valley, Kelly's Camp Mt. Lassen Region Comment
  JEPS69947  Phlox diffusa W. L. Jepson 1910-6-12 4121 Plumas Mt. Harkness 1828 Comment
  CHSC35958  Phlox speciosa subsp. occidentalis M. S. Taylor 1982-5-25 4525 Plumas Along 23N12, 0.6 mi w of its jct with 23N52, ca. 3/4 mi w of McDermott Ravine, and 1.5 mi ne of Sloat. 1371 Comment
  CDA40278  Phlox speciosa subsp. occidentalis G. D. Barbe 1982-6-9 3663 Plumas Southeast and below Thompson Peak, overlooking Honey Lake Valley; Plumas National Forest. Comment
  CAS-BOT-BC60681  Phoenicaulis cheiranthoides Alice Eastwood 1918-5-25 6979 Plumas Portola. Comment
  CAS-BOT-BC78466  Pinus contorta subsp. murrayana M. B. Kildale 1926-9-10 2759 Plumas Chester 1289 Comment
  CAS-BOT-BC78467  Pinus contorta subsp. murrayana M. B. Kildale 1926-9-10 2762 Plumas Juniper Lake, Lassen Natl. Park 2054 Comment
  OBI69182  Pinus contorta subsp. murrayana Kristina L. Schultz, Dan Schultz 2000-11-4 10 Plumas Gold Lakes Basin. Located along N shore of Gold Lake, gold Lake rd off of hwy 89 Comment
  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
  NY49937  Pinus contorta var. murrayana R. M. Austin 1880-1 s.n. Plumas Comment
  JEPS104182  Pinus jeffreyi Lowell Ahart 2003-10-15 10634 Plumas On the n side of the road to Tamarack Flat, ca 1/8 mi w of the intersection of Lumpkin Ridge Rd and road to Tamarack Flat, ca 1 mi (air) nw of Little Grass Valley Reservoir dam, ca 4 mi (air) nw of La Porte. 1714 Comment
  CAS-BOT-BC78693  Pinus jeffreyi Mrs. E. C. Sutliffe 1921-10-1 s.n. Plumas Salmon Lake Comment
  CAS-BOT-BC73083  Pinus lambertiana John Thomas Howell 1960-7-20 35751 Plumas Lassen Volcanic National Park, Boiling Springs Lake. 1798 Comment
  CHSC40684  Pinus monticola Lowell Ahart; Jim Jokerst 1985-10-4 5190 Plumas About 1 mile west of Pilot Peak, about 9 miles north-east of La Porte. 1828 Comment
  NY61946  Pinus monticola E. Fritz 1936-7-12 8224 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
  SEINET10530537  Pinus monticola Mary Susan Taylor 1980-11-2 Taylor 3366 Plumas T25N R12E center border sec 28/27, Blairsden quad. Plumas Natl Forest, Mt. Ingalls. With E. Pierce. 2552 Comment
  CHSC101940  Pinus ponderosa var. ponderosa Lowell Ahart; John Dittes 2009-7-15 16084 Plumas On dry rocky soil, 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. 1702 Comment
  CHSC66709  Piperia transversa Vernon H. Oswald; Lowell Ahart 1996-8-1 8133 Plumas Old Haun Rd. (Forest Rt. 201) on the S slope of Dyer Mtn. At Second Water Trough Creek, ca. 0.5 mi W of Hauns Mdw., SE of Dyer Mtn. Lookout, N of Hwy. 89, E of Lake Almanor, NW of Greenville. 1432 Comment
  RSA101387A  Piperia unalascensis R. Weatherby 1955-7-21 1657 Plumas Bottle Springs, near Middle Fork Feather River 1616 Comment
  CHSC65490  Plagiobothrys bracteatus L. P. Janeway 1995-9-8 4920 Plumas Along the southwestern shore of Lake Davis at the end of Freeman fishing access road. 1760 Comment
  UC127439  Plagiobothrys cusickii A. A. Heller and P. B. Kennedy 1907-7-2 8681 Plumas between Vinton and Beckwith Comment
  CHSC102749  Plagiobothrys hispidulus Lowell Ahart; John Dittes, Josephine Guardino 2009-7-22 16150 Plumas Meadow on the west side of Forest Service Road 27N92K, east side of Long Valley, about 3.5 miles (air) west-southwest of Greenville, about 5.2 miles (air) southeast of Lake Almanor Dam. 1606 Comment
  CHSC82453  Plagiobothrys hispidulus Lowell Ahart; John Dittes, Josephine Guardino 2002-7-2 9824 Plumas In a logged over area on the south side of Forest Road 22N94, east of Forest Road 22N94E, on Hartman Bar Ridge, about 1 mile (air) southwest of Franklin Hill, about 4 1/2 miles (air) northwest of Tamarack Flat, about 9 miles (air) northwest of La Porte. 1606 Comment
  JEPS102738  Plagiobothrys hispidulus Lowell Ahart 2001-7-17 8909 Plumas Meadows, on the west side of a poor logging road, east of a small branch of Butt Creek, about 2 1/2 miles (air) north of Humboldt Summit. 1828 Comment
  UC78228  Plagiobothrys hispidulus T. S. Brandegee 1892-7-3 Plumas Prattville Comment
  JEPS113597  Plagiobothrys mollis var. mollis Lowell Ahart, Josephine Guardino 2007-7-20 14327 Plumas Strand of Lake Davis, about 100 yards west of Long Point, northeast side of Lake Davis 1763 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
  OBI20915  Plagiobothrys tenellus Lewis S. Rose 1967-5-6 67058 Plumas North Fork, Feather River. Injun Jim camp 610 Comment
  UC963902  Plagiobothrys tenellus Milo S. Baker 1952-5-24 12456 Plumas below Crescent Mills (in edge of forest); Indian Valley 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
  JEPS102611  Plantago major Lowell Ahart 2001-10-16 9382 Plumas On the north side of Round Valley Reservoir, just below the road, about 2 1/2 miles SW of Greenville. 1365 Comment
  CAS-BOT-BC293719  Plectritis congesta subsp. brachystemon Mona Bourell; Bob Patterson 1982-5-15 1734 Plumas Beckworth [Beckwourth] Pass Comment
  UC1094743  Plectritis macrocera Francia Chisaki 1956-6-1 899 Plumas 5.7 mi e of Virgilia (on Highway Alt. #40) Comment
  CAS-BOT-BC261054  Poa Catherine Best 1983-8-29 873 Plumas Lakes Basin Campground, Sierra Nevada 1920 Comment
  CAS-BOT-BC254966  Poa bulbosa Walter Knight; Irja Knight; John Thomas Howell; Gordon H. True 1967-5-8 1786 Plumas Butterfly Botanical Area and Vicinity. Mouth of Butterfly Creek 883 Comment
  CAS-BOT-BC254972  Poa bulbosa John Thomas Howell 1951-8-20 28207 Plumas Taylorsville 1082 Comment
  CHSC87855  Poa bulbosa Lowell Ahart; John Dittes, Josephine Guardino, Robert Schlising 2004-6-14 11068 Plumas On the north margin of the dirt road (Forest 24N10), about 1/4 mile west of Cow Creek, west of Lake Davis, about 9 1/4 miles northeast of Slote. 1796 Comment
  CHSC91828  Poa bulbosa G. Douglas Barbe; T. C. Fuller 1982-6-15 3736 Plumas Sierra Nevada. Red Hill Summit, Plumas National Forest. 1901 Comment
  SEINET7744878  Poa bulbosa J. A. Young 1982-1 s.n. Plumas Dye Creek Meadow. 1524 Comment
  CAS-BOT-BC255095  Poa compressa Mrs. H. C. Cantelow 1951-7-31 21 Plumas Near Mohawk Tavern Comment
  JEPS113802  Poa compressa Lowell Ahart, John Dittes, Josephine Guardino 2007-6-8 14030 Plumas Strand of Lake Davis, southeast of the end of the road, north end of Lake Davis 1763 Comment
  JEPS113660  Poa cusickii subsp. cusickii Lowell Ahart, Josephine Guardino 2007-7-20 14317 Plumas South of a small drainage, northeast edge of a large meadow, east of Lighting Tree Campground, east of the paved road, east side of Lake Davis 1789 Comment
  RSA726377  Poa cusickii subsp. cusickii L. Ahart, Josephine Guardino 2007-7-20 14317 Plumas Northeast of a large meadow, east of Lightning Tree Campground, east of the paved road, east side of Lake Davis. 1790 Comment
  CAS-BOT-BC246854  Poa nemoralis J. T. Howell 1977-6-21 52386 Plumas Seneca 1097 Comment
  CAS-BOT-BC255916  Poa nervosa Clare B. Hardham 1978-8-11 21801 b Plumas About 5 miles southeast of Thompson Peak Comment
  UCD91798  Poa palustris John Thomas Howell 1960-7-19 35627 Plumas Lassen Volcanic National Park. Drakesbad. 1676 Comment
  CAS-BOT-BC247381  Poa pratensis Lloyd W. Swift 1931-6-8 41 Plumas Plumas National Forest, Green Flat 1828 Comment
  CHSC30631  Poa pratensis J. D. Jokerst 1979-6-23 267 Plumas First meadow s of Meadow Valley Cr and e of Forest Service Rd to Deanes Valley (s of road between Quincy and Bucks Lake). Comment
  CHSC52971  Poa pratensis L. P. Janeway 1989-6-30 3438 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
  RSA129256  Poa pratensis E. Sawyer 1935-6-27 173 Plumas 3.6 mi N. of Hawks 1646 Comment
  SEINET264683 Image available Poa pratensis S. Scott sn Plumas Plumas National Forest ; Sierra Nevada Range eastern side Milford Ranger District 1829 Comment
  CHSC100877  Poa pratensis subsp. agassizensis L. P. Janeway; B. Castro 2008-6-8 9399 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
  CHSC87984  Poa pratensis subsp. pratensis Lowell Ahart; John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11165 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
  UC1132723  Poa pratensis subsp. pratensis F. W. Embree 1934-6-12 103 Plumas w end Haskins Valley; Plumas Nat'l Forest, Bidwell Bar Quadrangle Comment
  CAS-BOT-BC255020  Poa secunda John Thomas Howell; Gordon H. True 1973-7-31 50103 Plumas Summit ridge of Thompson Peak, Diamond Range Comment
  JEPS76238  Poa secunda subsp. juncifolia W. L. Jepson 1939-8-14 19413 Plumas Willow Creek Willow Creek 1828 Comment
  SEINET7294038 Image available Poa secunda subsp. juncifolia John Thomas Howell 1955-1 30800 Plumas Vinton 1506 Comment
  CAS-BOT-BC242961  Poa secunda subsp. secunda L. P. Janeway 1992-5-22 4195 Plumas S side of Middle Fork Feather River, just S of railroad tracks, 0.3 mile W of the road to Calpine, ca. 4 miles E of Portola 1487 Comment
  CAS-BOT-BC242971  Poa secunda subsp. secunda A. A. Heller; P. B. Kennedy 1907-7-3 8706 Plumas Hills above Red Clover valley Comment
  UC70961  Poa secunda subsp. secunda M. S. Baker and Frank Nutting 1894-1 Plumas mts s of Dixie Valley Comment
  CDA32652  Poa secunda subsp. secunda T. C. Fuller 1963-6-13 10670 Plumas West side of Hwy 89 to Truckee, 1 mile south of Graeagle. 0 Comment
  CAS-BOT-BC244148  Poa sierrae John Thomas Howell; Gordon H. True 1969-6-23 45801 Plumas Lewisia Rock, Feather River Canyon 609 Comment
  UCD91988  Poa sierrae John Thomas Howell; Gordon H. True 1969-4-8 45483 Plumas 3.5 miles southwest of Belden, Feather River Canyon. 609 Comment
  RSA0000487  Poa sierrae J. T. Howell, Gordon H. True 1967-5-9 42204 Plumas 3.5 mi SW of Belden, Feather River Canyon 610 Comment
  CAS-BOT-BC244165  Poa trivialis John Thomas Howell 1967-6-23 42681 Plumas Canyon of Butterfly Creek 914 Comment
  CHSC72476  Poa wheeleri L. P. Janeway 1998-6-24 5684 Plumas South side of Road 25N11 0.15 mi west of the Frenchman Lake dam. 1725 Comment
  UCD91590  Poa wheeleri August L. Hormay Date unknown s.n. Plumas Long Canyon, Plumas National Forest. Comment
  CHSC110292  Polemonium micranthum B. Castro; L. P. Janeway 2006-6-3 1544 Plumas Northern High Sierra Nevada.West side of lower Thompson Valley 1.25 mi N of the mouth of McReynolds Creek at Red Clover Creek. 1676 Comment
  JEPS108572  Polemonium micranthum L. P. Janeway, B. Castro 2006-6-4 8670 Plumas Northern High Sierra Nevada. South side of Squaw Valley, 100 m north of junction with McReynolds Valley Road and Squaw Valley Road 1684 Comment
  JEPS113543  Polygonum arenastrum Lowell Ahart, Josephine Guardino 2007-7-21 14375 Plumas Along a small dry drainage, about 5 yards south of the Beckwourth Taylorsville Road, about 1/4 miles (air) northwest of the most northwest part of Lake Davis 1813 Comment
  JEPS122238  Polygonum aviculare subsp. aviculare Lowell Ahart 2014-9-9 19842 Plumas Below the high water line, on the sides of Sly Creek, Sly Creek Reservoir, about 7 miles (air) southwest of La Porte. Comment
  UC85157  Polygonum davisiae R. M. A. July 1896 447 Plumas Lassens Peak Comment
  RSA52889  Polygonum davisiae R. Weatherby 1950-8-11 1511 Plumas in lodgepole pine belt, near Hellgranite Pond, Lakes Basin Area. 2012 Comment
  CAS-BOT-BC414553  Polygonum douglasii John Thomas Howell 1926-7-26 2142 Plumas Near Prattville 1371 Comment
  CHSC62577  Polygonum douglasii subsp. douglasii B. Castro; R. A. Schlising 1987-7-21 145 Plumas Ca 6 mi W of Clio via Hwy 70/89, just E of jcn USFS Rds 22N98 and 22N42 on hillside below roads. 1539 Comment
  JEPS107636  Polygonum douglasii subsp. douglasii Lowell Ahart, Josephine Guardino 2005-8-9 12261 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
  JEPS95744  Polygonum douglasii subsp. douglasii Lowell Ahart 1995-9-13 7624 Plumas about 1 mile north-west of Pilot Peak; Onion Valley; on the north side of Onion Valley; east of Quincy La Porte Road; about 1 mile north-west of Pilot Peak 1828 Comment
  SEINET10479652  Polygonum kelloggii Mary Susan Taylor 1982-6-21 Taylor 4707 Plumas T23N R11E ne/nw sec 30. Blue Nose Mt quad. Between small creek and Eureka Ridge Rd (23N09), ca. 1/4 mi w of spring, w slope of White Cap, ca. 3 air mi sw of Sloat. 6100 ft. 1859 Comment
  RSA312528  Polygonum lapathifolium Malcolm A. Nobs, S. Galen Smith 1949-8-19 1416 Plumas Marshy area about 2 miles S of Greenville, Indian Valley. Comment
  CAS-BOT-BC418527  Polygonum minimum Lowell Ahart 1985-7-11 5139 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
  CHSC117457  Polygonum minimum Lowell Ahart 2016-6-29 21080 Plumas Top and east side of Table Mountain, about 2 miles (air) northwest of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir Dam. 1857 Comment
  JEPS118391  Polygonum minimum Lowell Ahart 2011-9-17 17670 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 miles west of Little Grass Valley Reservoir 1645 Comment
  SEINET10479656  Polygonum minimum Lowell Ahart 1985-7-11 Ahart 5139 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
  RSA52851  Polygonum persicaria R. Weatherby 1950-7-21 1469 Plumas East Quincy. 1037 Comment
  CAS-BOT-BC420052  Polygonum polygaloides subsp. kelloggii Lowell Ahart 1986-7-8 5361 Plumas About 1 mile north-west of Pilot Peak, about 14 miles north-east of La Porte 1950 Comment
  CAS-BOT-BC420056  Polygonum polygaloides subsp. kelloggii Alice Eastwood 1918-5-25 7044 Plumas Portola Comment
  CHSC97193  Polygonum polygaloides subsp. kelloggii Lowell Ahart; John Dittes, Josephine Guardino 2007-6-8 13995 Plumas East side of an open rocky flat, 60 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis. 1965 Comment
  CDA14724  Polygonum sawatchense G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-24 3250 Plumas 2.5 miles southeast of Mt Hough summit, 0.4 mile northwest of China Grade Road (to Taylorsville). 1798 Comment
  SEINET10479788  Polygonum sawatchense Lowell Ahart, James D. Jokerst 1985-10-4 Ahart 5193 Plumas About 1 mile west of Pilot Peak, about 9 miles north-east of La Porte. Comment
  SEINET4335291  Polygonum sawatchense A. A. Heller, P. B. Kennedy 1907-7-11 8807 Plumas Prattville Comment
  CAS-BOT-BC420222  Polygonum sawatchense subsp. sawatchense A. A. Heller; P. B. Kennedy 1907-7-11 8807 Plumas Prattville Comment
  CAS-BOT-BC420213  Polygonum sawatchense subsp. sawatchense Lowell Ahart 1979-7-18 s.n. Plumas Ca. 1 mi W of Pilot Pk. Ca 1/4 mi S of Onion Valley and above road. 1800 Comment
  CAS-BOT-BC421038  Polygonum spergulariiforme Mrs. E. C. Sutliffe 1921-10-1 s.n. Plumas Gold Lake Region Comment
  CAS-BOT-BC72022  Polypodium calirhiza John Thomas Howell 1967-6-23 42731 Plumas Lewisia Rock 3.5 miles SW. of Belden, Feather River Canyon 609 Comment
  CAS-BOT-BC237269  Polypogon monspeliensis John Thomas Howell 1959-9-24 34928 Plumas Junction of Indian and Spanish creeks 914 Comment
  JEPS94289  Polypogon monspeliensis Lowell Ahart 1997-9-11 7902 Plumas about 5 air mi ne of Belden (about 1/8 mi s of Mosquito Creek, on the w side of the North Fork of the Feather River, on w edge of Caribou Road); North Fork of the Feather River, Caribou Road 792 Comment
  POM174054  Polystichum imbricans J. G. Lemmon 1883-07 s.n. Plumas Indian Valley Comment
Read comments Feb 4 2011
  CHSC102121  Polystichum imbricans subsp. imbricans Lowell Ahart; John Dittes 2009-7-27 16164 Plumas On dry soil, on and around large rocks, about 50 yards southeast of a small dam, headwaters of Grizzly Gulch, 2.1 miles (air) northeast of Butt Valley Reservoir Dam. 1479 Comment
  CAS-BOT-BC72360  Polystichum imbricans subsp. imbricans John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-23 54135 Plumas Round Valley Reservoir dam 1371 Comment
  CAS-BOT-BC72369  Polystichum kruckebergii G. L. Stebbins 1968-8-1 6847 Plumas Devil's Punchbowl, on Grizzly Mountain, north of Quincy 2225 Comment
  CHSC101494  Polystichum lemmonii L. P. Janeway; Melanie Williams 2009-8-26 9929 Plumas Northern High Sierra Nevada. Plumas National Forest; eastern end of Red Mountain, about 110 m north-northwest of and below the Buckhorn survey monument. 1921 Comment
  CHSC82073  Polystichum lemmonii L. P. Janeway; B. Castro 2001-6-22 7372 Plumas Northern High Sierra Nevada. On low peak along ridge between Frenchman Hill and the northwest end of Red Mountain. 1798 Comment
  CHSC84937  Polystichum scopulinum Lowell Ahart 2003-10-17 10647 Plumas Cliffs northeast of Humboldt Peak, about 3/4 mile east of Humboldt Summit, about 8 miles (air) northeast of Butte Meadows. 2103 Comment
  JEPS87814  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
  UC2046776  Polystichum scopulinum Wendy Boes 2015-7-18 2015 -030 Plumas Growing to the southwests of Green Island Lake in the Green Island Lake Research Natural Area, Lassen National Forest. Comment
  SEINET10539162  Populus tremuloides Mary Susan Taylor 1981-7-27 Taylor 4124 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
  SEINET10460757  Porterella carnosula Barbara J. Ertter 1980-7-31 Ertter 3892 Plumas East side Red Clover Valley on Beckwourth-Milford Road, Plumas National Forest. T24N R14E 1676 Comment
  SEINET10460770  Porterella carnosula Rockwell ROCKWELL 493 Plumas Last Chance Creek 1829 Comment
  JEPS115680  Portulaca oleracea Lowell Ahart, John Dittes 2009-9-7 16389 Plumas Below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam Comment
Read comments Dec 18 2016
  CHSC8773  Potamogeton alpinus S. Chulasmai 1966-5-13 32 Plumas Honey Lake. Comment
  CAS-BOT-BC494115  Potamogeton gramineus W. Harnach; N. Harnach 2000-8-2 973 Plumas Sierra Valley. 0.5 mi W of Steel Bridge on Marble Lane 1485 Comment
  UC1099845  Potamogeton natans Malcolm A. Nobs, S. Galen Smith 1949-8-20 1468 Plumas 9 mi s of Milford (on road between Beckwith and Milford, along Willow Creek); Willow Creek Comment
  CHSC81435  Potamogeton richardsonii Lowell Ahart 2001-9-18 9286 Plumas In shallow water of Freeman Creek, on the strand of Lake Davis. 1758 Comment
  RSA462458  Potentilla biennis Rockwell 1925-07 s.n. Plumas Beckwourth Comment
  JEPS105839  Potentilla breweri Lowell Ahart, John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11167 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
  SD61133  Potentilla breweri D. F. Howe 1964-7-29 Plumas Near Gold Lake Lodge, Plumas Nat. Forest 2042 Comment
  CHSC89324  Potentilla glandulosa G. Douglas Barbe; T. C. Fuller, J. T. Howell 1981-6-23 3146 a Plumas Sierra Nevada. 3.25 mi west of Round Valley Reservoir Dam, 0.25 mi east of jct with road to Canyon Dam (i.e. south arm of Lake Almanor). 1633 Comment
  RSA169432  Potentilla glandulosa subsp. ashlandica L. S. Rose 1963-6-3 63090 Plumas Butterfly Valley, 2 miles SW of Keddie. 1189 Comment
  RSA716270  Potentilla glandulosa subsp. ashlandica L. Ahart 2005-9-20 12458 Plumas S side of Forest Road 27N34, about 1 mile NE of Eisenheimer Peak, about 3/4 of a mile S of Wilcox Valley 1985 Comment
  CHSC45738  Potentilla glandulosa subsp. reflexa L. P. Janeway 1987-6-20 2279 Plumas Ravine on N side of S Br Middle Fk Feather River, below Whiskey Hill. 1158 Comment
  UC1128231  Potentilla gracilis F. W. Embree 1934-6-12 110 Plumas w end Haskins Valley; Plumas National Forest, Bidwell Bar Quad. 1615 Comment
  CHSC65383  Potentilla gracilis var. fastigiata Lowell Ahart 1995-9-13 7635 Plumas On the north-west side of Onion Valley, east of Quincy La Porte Road, about 1 mile north-west of Pilot Peak. 1828 Comment
  CHSC76142  Potentilla gracilis var. fastigiata G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-24 3220 Plumas Rhinehart Meadow, Mt. Hough-Crystal Lake Road 1.0 mile south of China Grade Road (to Taylorsville). 1676 Comment
  CAS-BOT-BC540081  Potentilla gracilis var. fastigiata Anna Head 1921-8-5 s.n. Plumas Near Gold Lake 1981 Comment
  CHSC110301  Potentilla millefolia B. Castro; L. P. Janeway 2006-6-3 1569 Plumas Northern High Sierra Nevada. West side of lower Thompson Valley 1.1 mi N of the mouth of McReynolds Creek at Red Clover Creek. 1674 Comment
  UC725796  Potentilla millefolia A. A. Heller 1907-7-3 8691 Plumas Red Clover Valley 1676 Comment
  UC632146  Potentilla millefolia Beryl O. Schreiber 1932-7-19 460 Plumas road to Prattville; road to Prattville Comment
  UC1931362  Potentilla recta Marti Aitken and Ingrid Burke 2009-7-9 Plumas On west side of State Route 89 approximately 0.9 miles north of Crescent Mills across from Stampfli Road. Comment
  SBBG121528  Potentilla rivalis L. Ahart 2007-6-17 14181 Plumas Red Clover Crk ca. 30 yards E of County Rd 111 (Beckwourth Genesee Rd), ca. 0.25 mi E of bridge across Red Clover Crk, Red Clover Valley, ca. 2 mi (air) N of the N end of Lake Davis 1654 Comment
  CHSC102386  Poteridium annuum Lowell Ahart; John Dittes, Josephine Guardino 2009-7-22 16126 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
  CHSC97596  Poteridium annuum Lowell Ahart; John Dittes 2007-6-16 14147 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
  CHSC42818  Primula suffrutescens L. P. Janeway 1984-9-1 1116 Plumas NE-facing slope on Sierra Crest overlooking Lakes Basin. 2286 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
  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
  CHSC20991  Prunella vulgaris var. lanceolata F. T. Griggs; A. Pass 1975-7-11 156 Plumas Buck's Lake. Comment
  CAS-BOT-BC158154  Prunus emarginata Enid A. Larson 1971-6-18 s.n. Plumas Packers corral at Onion Valley Comment
  CDA13443  Prunus emarginata G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13290 Plumas Sierra Nevada; On USFS 23N11A, 2 mi. NE of Mt. Jackson. Comment
  RSA31121  Prunus emarginata A. A. Heller 1915-7-7 12055 Plumas Near the summit of Soapstone ridge in the Sierra Nevada, 12 miles west of Bucks in the forest. 1677 Comment
  UC1128314  Prunus emarginata G. T. Nordstrom 1934-7-9 199 Plumas 3/4 mi s by sw Mount Ararat (Plumas National Forest); Plumas National Forest 1645 Comment
  UC567074  Prunus emarginata D. Axelrod 1934-6-4 11 Plumas sw of La Porte 1645 Comment
  UCD113230  Prunus emarginata O. Lilleland 1932-8-1 s.n. Plumas Plumas County. 187 Comment
  SEINET10483447  Prunus emarginata Mary Susan Taylor 1982-5-25 Taylor 4531 Plumas 4800 ft. T23N R10E nw/sw sec 25. Blue Nose Mt quad. Jct of Peoria Creek Rd (23N10), and Cold Water Creek, 2.5 mi n of Nelson Creek Bridge, ca. 4 air mi sw of Sloat. 1463 Comment
  CAS-BOT-BC154852  Prunus virginiana var. demissa Alice Eastwood 1927-6-27 14907 Plumas United States Forest Reserve. On road from [Chilcott] Chilcoot Comment
  CHSC37635  Prunus virginiana var. demissa T. B. Devine 1979-10-5 601 Plumas Near Queen Lily Campground, N Fork of Feather River, ca. 3 mi E of its junction with the E branch of the N Fork. 792 Comment
  RSA60213  Prunus virginiana var. demissa E. K. Balls 1950-9-6 15688 Plumas East turn of Massack Rd, Hwy 24, East of Quincy. 1159 Comment
  CDA26215  Prunus virginiana var. melanocarpa G. D. Barbe 1975-6-4 2034 Plumas 1/2 mile east of La Porte Road on Highway 70 east of Quincy. 0 Comment
  CHSC34905  Pseudognaphalium thermale M. S. Taylor 1981-9-2 4263 Plumas W side of 26N18, ca. 1 mi s of Onion Flat, ca. 3 mi w of Indian Falls. 1463 Comment
  CAS-BOT-BC361679  Pseudognaphalium thermale John Thomas Howell 1974-9-20 50892 Plumas 7 miles from Quincy on road to Blairsden 1097 Comment
  UC711925  Pseudognaphalium thermale Roxana S. Ferris and Laura Lorraine 1941-8-8 10412 Plumas near Storrie (canyon of north fork of Feather River, rocky road cut); North Fork Feather River Comment
  CHSC89913  Pseudostellaria jamesiana N. L. Jurjavcic 2004-6-27 Plumas Northern High Sierra Nevada. Along the perimeter of the northwestern arm of Little Grass Valley Reservoir. Adjacent to a trail. 1524 Comment
  CAS-BOT-BC80161  Pseudotsuga menziesii Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1969-6-24 2421 Plumas in vicinity of confluence of Spanish Creek & Butterfly Creek 883 Comment
  SEINET10530925  Pseudotsuga menziesii Mary Susan Taylor 1981-7-27 Taylor 4133 Plumas T25N R11E (SE 1/4 NW 1/4) sec. 23. Genesse Valley quad. At pt in Ward Creek Rd., between Ward Creek and Peel Ridge, ca. 2 mi SE of Genesse. Dry rocky (metavolcanic) woods. 4500 ft. 1372 Comment
  CHSC34264  Pseudotsuga menziesii var. menziesii M. S. Taylor 1981-7-27 4133 Plumas At point in Ward Creek Rd, between Ward Creek and Peel Ridge, ca. 2 mi se of Genesee. 1371 Comment
  CAS-BOT-BC362001  Psilocarphus tenellus John Thomas Howell 1962-6-18 37761 Plumas Sierra Valley near Beckwourth 1487 Comment
  CHSC92126  Pteridium aquilinum var. pubescens Lowell Ahart; John Dittes 2005-9-19 12404 Plumas Along the sides of a good dirt road, about 1 1/4 miles east of Kettle Rock, about 1 1/4 miles southeast of Taylor Lake. 1989 Comment
  JEPS107683  Pteridium aquilinum var. pubescens Lowell Ahart, John Dittes 2005-9-19 12404 Plumas Along the sides of a good dirt road, about 1 1/4 miles east of Kettle Rock, about 1 1/4 miles southeast of Taylor Lake 1989 Comment
  CAS-BOT-BC453565  Pterospora andromedea John Thomas Howell 1955-7-20 30852 Plumas Sierra Nevada: Mohawk 1371 Comment
  CHSC33740  Pterospora andromedea M. S. Taylor; M. Foster 1981-7-14 4017 Plumas Saddle at head of Bullfrog Ravine, ca. 20 ft e of 26N18. Ca. 3 air mi nw of Indian Falls. 1584 Comment
  CHSC97262  Pterospora andromedea Lowell Ahart; John Dittes, Josephine Guardino 2007-8-10 14478 Plumas About 120 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-BC147880  Purshia tridentata var. tridentata John Thomas Howell 1959-9-24 34926 Plumas Junction of Indian and Spanish creeks 914 Comment
  SBBG128092  Pycnanthemum californicum L. Ahart, J. Dittes 2009-7-27 16181 Plumas ca. 20 yards N of the poor dirt rd, ca. 20 yards E of a small pond, headwaters of Grizzly Gulch, 2.1 mi NE of Butt Valley Reservoir Dam 1479 Comment
  CHSC21323  Pyrola aphylla F. T. Griggs; A. Pass 1975-7-31 272 Plumas Grizzly Forebay. Comment
  CAS-BOT-BC460822  Pyrola aphylla Alice Eastwood 1927-6-12 14529 Plumas US Forest Reserve: Forest Lodge near Greenville Comment
  CAS-BOT-BC460826  Pyrola aphylla Walter Knight; Irja Knight; John Thomas Howell 1966-7-26 1567 Plumas Sierra Nevada: Butterfly Botanical Area. Fern Glen 1112 Comment
  UC635151  Pyrola asarifolia H. L. Mason 1924-6-26 1091 Plumas near Blairsden Comment
  CHSC63139  Pyrola asarifolia subsp. asarifolia Lowell Ahart 1994-6-17 7350 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
  CHSC102077  Pyrola dentata Lowell Ahart; John Dittes 2009-7-14 16065 Plumas On dry soil, on the both sides of Forest Service Road 27N92, about 1.9 miles (air) southeast of Seneca, about 6 miles (air) south of Lake Almanor Reservoir Dam. 1677 Comment
  CHSC85719  Pyrola dentata G. Douglas Barbe; T. C. Fuller, J. T. Howell 1981-6-23 3175 Plumas Sierra Nevada. 2.0 miles south of jct Long Valley and Rush Creek Roads; 4.0 miles north of Hwy 70 at Grays Flat. 1447 Comment
  CAS-BOT-BC462785  Pyrola dentata F. B. Cayot 1913-8-12 19219 Plumas Three Mile Valley, Plumas Forest 1828 Comment
  RSA0084315  Pyrola picta Diana D. Jolles 2011-8-9 471 Plumas Plumas National Forest, about 2.5 miles up forest road 77 to Dixie Mountain Lookout from Frenchman Lake Road (284). 1994 Comment
  RSA0084316  Pyrola picta Diana D. Jolles 2011-8-9 471 Plumas Plumas National Forest, about 2.5 miles up forest road 77 to Dixie Mountain Lookout from Frenchman Lake Road (284). 1994 Comment
  SEINET11262178  Pyrola picta Robert L. Johnson, Mikel R. Stevens 2015-7-11 3954 Plumas Northern High Sierra Nevada. 0.6 rd mi S of jct with Cold Water Rd and Red Mtn Road on Gravel Range Rd. Ca 3.5 air mi south of Bucks Lake.; 0 1771 Comment
  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-BC466106  Pyrola picta Clare B. Hardham 1978-8-11 21798 a Plumas In volcanic area about 5 miles SE of Thompson Peak Comment
  CHSC110605  Pyrrocoma hirta var. lanulosa B. Castro; L. P. Janeway 2006-6-14 1559 Plumas Northern High Sierra Nevada. SE side of lower Thompson Valley 0.9 mi N of the mouth of McReynolds Creek at Red Clover Creek. 1667 Comment
  CAS-BOT-BC362284  Pyrrocoma lanceolata var. lanceolata John Thomas Howell 1975-7-22 51379 A Plumas Sierra Valley near Beckwourth 1493 Comment
  UCD148524  Quercus X chasei G. F. Hrusa 1996-8-8 13471 Plumas south-facing slope, around 1/4 mile south of intersection of USFS 24N2 and 24N66, approximately 1 mile south of Brady's Camp, Plumas National Forest. 1950 Comment
Read comments Jan 5 2016
  UC338832  Quercus chrysolepis unknown 360 Plumas Indian Valley Comment
  JEPS108141  Quercus chrysolepis var. nana L. P. Janeway 1994-8-26 4752 Plumas Northern High Sierra Nevada. On top of Lava Top, about 0.8 mi southeast of town of Cascade 1411 Comment
  RSA88599  Quercus durata J. T. Howell 1951-6-26 27532 Plumas Near Rich Bar. 793 Comment
  CHSC33933  Quercus durata var. durata M. S. Taylor; M. Foster 1981-7-18 4053 Plumas N side of Caribou Rd, ca. 4 mi ne of its jct with Hwy 70 near Beldon. 822 Comment
  CAS-BOT-BC94264  Quercus garryana John Thomas Howell 1959-9-26 35067 Plumas near Virgilia 838 Comment
  CHSC96739  Quercus garryana var. breweri L. P. Janeway 2007-5-20 8988 Plumas Northern High Sierra Nevada. Along road 26N22F (to the top of Red Hill) 2.4 road km from Deadwood Saddle; 2.6 air km east of the summit of Red Hill. 1594 Comment
  CAS-BOT-BC104605  Quercus vacciniifolia John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-26 54401 Plumas Sierra Nevada, Basalt Formation, Walker Plain, about 8 miles SW of Bucks Lake on road to Oroville 1554 Comment
  RSA654745  Quercus vacciniifolia J. M. Tucker 1948-7-25 1736 Plumas Summit of 'Lava Cap,' ca. 1 mile south of Cascade. 1436 Comment
  SD225861  Quercus vacciniifolia John M. Tucker 1948-7-24 1733 Plumas About 1/4 mi. below the Camel Peak Lookout, along the road 1676 Comment
  UCD14011  Quercus vacciniifolia John M. Tucker 1948-7-24 1733 Plumas California, Plumas Co.: about 1/4 mi. below the Camel Peak Lookout, along the road; Comment
  UCD47407  Quercus vacciniifolia R. F. Thorne; C. W. Tilforth 1969-9-6 39221 Plumas Yellow Pine forest, c. 2.5 mi. So. Of Graeagle on Gold Lake Road. 1645 Comment
  UCD47412  Quercus vacciniifolia E. Nourse 1934-9-5 32 Plumas 2 1/2 miles north and 3/4 mile west of Pilot Peak. 1920 Comment
Read comments Jun 21 2007
  CAS-BOT-BC362684  Raillardella argentea John Thomas Howell 1951-6-28 27724 Plumas Eureka Peak 2225 Comment
  CHSC63449  Raillardella argentea Lowell Ahart 1994-7-20 7475 Plumas Plumas and Sierra Counties. North of the Pacific Crest Trail, on the north side of Bunker Hill Ridge, about 1/2 mile north-west of Mount Etna. 1981 Comment
  CAS-BOT-BC186685  Ranunculus John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-23 54175 Plumas Long Valley at road to Maxwell Mine 1633 Comment
  CHSC61668  Ranunculus alismifolius var. alismellus Vernon H. Oswald; Lowell Ahart 1993-8-25 5869 Plumas Lassen Volcanic National Park. North Arm of Rice Creek SE of Twin Mdws., ca. 0.3 mi upstream from the S boundary of the park. In forest on the E side of the creek, between the cascades and Twin Mdws. 2049 Comment
  CHSC82460  Ranunculus alismifolius var. alismellus Lowell Ahart 2002-6-26 9793 Plumas Growing along a small stream, about 150 yards north of the gravel road, about 1/4 mile (air) west of Lumpkin Ridge Road, about 1 mile (air) southeast of Tamarack Flat, about 2 miles (air) northwest of Little Grass Valley Reservoir dam, about 5 miles (air) northwest of La Porte. 1718 Comment
  SEINET3840890  Ranunculus aquatilis G. Douglas Barbe, Thomas C. Fuller 1982-6-17 3857 Plumas Frenchman Lake, East shore, Crystal Fishing Access, Marshy arm of the lake at parking lot, USGS Quadrangle: Frenchman Lake 7.5 1710 Comment
  CAS-BOT-BC379214  Ranunculus aquatilis John Thomas Howell 1977-8-11 5690 Plumas canyon of Little Last Chance Creek between Chilcoot and Frenchmans Reservoir, in creek 1707 Comment
  CAS-BOT-BC378981  Ranunculus aquatilis var. diffusus Miss T. O. Raphael 1919-8-8 s.n. Plumas Mohawk Comment
  UCD20198  Ranunculus aquatilis var. diffusus R. Yeo 1971-7-19 s.n. Plumas Lake Davis, near Portola. Comment
  CAS-BOT-BC378928  Ranunculus bulbosus John Thomas Howell 1975-6-15 51128 Plumas Sierra Nevada, Quincy 488 Comment
  SEINET8696953  Ranunculus flabellaris W. Harnach, N. Harnach 1991-6-17 545 Plumas Sierra Valley, 0.75 mile W of steel bridge on Marble Lane. 1486 Comment
  UC118218  Ranunculus flammula Mrs. R. M. Austin 1881-1 Plumas Comment
  CHSC81145  Ranunculus flammula var. ovalis Lowell Ahart 2001-8-28 9217 Plumas Near strand of Lake Almanor, south of the intersection of the dirt road to Last Chance Marsh and the poor dirt road that goes south along Lake Almanor to the causeway of Highway 36, where there are springs andon the west side of the poor dirt road, about 3/4 mile northeast of Chester. 1371 Comment
  CHSC81814  Ranunculus flammula var. ovalis Lowell Ahart 2001-10-16 9379 Plumas On the southwest side of Round Valley Reservoir, about 2 1/2 miles southwest of Greenville. 1363 Comment
  RSA189365  Ranunculus hystriculus L. S. Rose 1967-5-8 67070 Plumas 3 miles SW of Belden, N Fork, Feather River. 762 Comment
  UCSB46164  Ranunculus hystriculus Reisentz, Paul 1979-5-12 Plumas Injun Jim Campground, 6.7 miles south of Beldon. Comment
  RSA518189  Ranunculus occidentalis B. Pitzer, S. Morgan, H. M. Soldan 1988-5-29 958 Plumas Plumas National Forest, ca. 6.0 miles north of Gold Lake on Gold Lake Road, and 2.6 miles south of junction with Highway 89. 1829 Comment
  UCR133521  Ranunculus occidentalis Lyman Benson 1949-6-21 13733 Plumas Cascade Range, Almanor, 1 mile west of Lake Almanor Inn [W bank of Lake Almanor], Feather River Drainage 1402 Comment
  RSA39721  Ranunculus occidentalis var. eisenii P. A. Munz 1947-5-16 11815 Plumas 5 Miles north of Chilcoot. 1524 Comment
  JEPS113648  Ranunculus occidentalis var. occidentalis Lowell Ahart, John Dittes 2007-6-16 14114 Plumas East of a small stream, on the south side of County Road 111 (Beckwourth Genesee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis 1647 Comment
  HSC24661  Ranunculus occidentalis var. occidentalis John Pratt 1970-6-19 24 Plumas Intersection of Rock Creek and Hwy. 36 Comment
  RSA220758  Ranunculus occidentalis var. ultramontanus M. Canby 1929-5-5 133 Plumas 15 mi. west of Portola. Comment
Read comments Apr 27 2012
  CDA19218  Ranunculus orthorhynchus var. orthorhynchus G. D. Barbe, T. C. Fuller 1982-6-16 3787 Plumas Plumas National Forest; below Mud Lake, 3/4 mile NE of Eisenheimer Peak. 2097 Comment
  RSA551254  Rhamnus T. C. Fuller, G. D. Barbe 1981-6-25 s.n. Plumas E side of Indian Valley just N of Taylorsville. 1113 Comment
  UC870866  Rhamnus Mrs. E. C. Sutliffe Aug 1917 Plumas near Blairsden Comment
  RSA518947  Rhamnus purshiana J. T. Howell 1963-6-3 39395 Plumas Butterfly Valley Comment
  RSA88581  Rhamnus rubra L. S. Rose 1954-5-30 54070 Plumas Johnsville 1601 Comment
  CAS-BOT-BC56576  Rhododendron columbianum Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1691 Plumas Sweetwater Meadow 1127 Comment
  CAS-BOT-BC56577  Rhododendron columbianum Anna Head 1920-7-9 s.n. Plumas Bear Lake, Lake Center Camp, Feather River region 1920 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
  RSA0023144  Ribes nevadense L. Ahart, John Dittes 2009-7-15 16080 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
  UC1127490  Ribes nevadense E. Nourse 1934-9-4 23 Plumas 1 1/2 mi sw Quincy; Plumas Quadrangle, Downieville Quadrangle Comment
  UC566251  Ribes nevadense G. T. Nordstrom 1934-7-16 229 Plumas 1 3/4 mi ne Mount Ararat; Bidwell Bar Quadrangle 1767 Comment
  UC1127575  Ribes roezlii G. T. Nordstrom 1934-7-7 190 Plumas 1 1/2 mi s and 1/2 e Bucks Mtn.; Plumas National Forest, Bidwell Bar Quadrangle Comment
  CAS-BOT-BC186219  Ribes roezlii var. roezlii Mary Strong Clemens 1920-5-28 s.n. Plumas Crystal Lake Comment
  CAS-BOT-BC186234  Ribes roezlii var. roezlii John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-22 54106 Plumas 10.6 miles northeast of La Porte on road to Quincy 1889 Comment
  UC1127582  Ribes velutinum C. W. Hanks 1934-8-29 59 Plumas opposite Beckwith Pass (Nevada line); Plumas National Forest, Sierraville Quadrangle Comment
  CAS-BOT-BC168783  Ribes viscosissimum Rimo Bacigalupi 1927-6-7 1654 Plumas Upper reaches of trail between Gray Eagle Valley and Long Valley 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
  CDA14285  Rigiopappus leptocladus G. F. Hrusa 1997-6-26 13891 Plumas Sierra Nevada; approx. 1/4 mi. N from USFS 23N22D terminus. Comment
  SEINET10904291  Rorippa Mary Susan Taylor 1982-9-7 Taylor 5099 Plumas T23N R14E s/ne sec 28. Portola quad. Ramelli Ranch, s side of Feather River, ca. 2 mi w of Beckwourth. 4880 ft. Dry sandy soil; open Riparian. 1487 Comment
  CAS-BOT-BC74626  Rorippa curvisiliqua John Thomas Howell 1959-9-25 34996 Plumas Sierra Nevada. Beach of Feather River. Portola. 1478 Comment
  CAS-BOT-BC74627  Rorippa curvisiliqua John Thomas Howell 1960-7-19 35617 Plumas Lassen Volcanic National Park. Drakesbad. 1828 Comment
  CAS-BOT-BC74634  Rorippa curvisiliqua A. A. Heller 1915-7-7 12056 Plumas Near the summit of Soapstone ridge in the Sierra Nevada. 12 miles west of Bucks. Comment
  CAS-BOT-BC74645  Rorippa curvisiliqua Alice S. Mulford 1944-8-13 s.n. Plumas Lower bank, Middle Fork of Feather River about 100 yards above bridge of Blairsen-Mohawk road. 1341 Comment
  CHSC103135  Rorippa curvisiliqua var. orientalis Lowell Ahart; John Dittes 2009-9-7 16379 Plumas Below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam. 1591 Comment
  CHSC92176  Rorippa curvisiliqua var. orientalis Lowell Ahart; John Dittes 2005-9-19 12387 Plumas Below the high water line of Taylor Lake, on the east side of Taylor Lake, about 6 miles (air) southwest of Antelope Lake. 2080 Comment
  SEINET5760494 Image available Rorippa curvisiliqua var. orientalis A. A. Heller 1915-1 12056 Plumas Near the summit of Soapstone ridge in the Sierra Nevada; 12 mi W of Bucks 1676 Comment
  CAS-BOT-BC146373  Rosa W. Harnach; N. Harnach 1990-6-27 422 Plumas Sierra Valley. Ramelli Ranch (USFS), between river and R/R 1487 Comment
  CHSC21557  Rosa bridgesii L. M. Mayer; D. E. Brink 1975-7-2 Plumas Bucks Lake. Comment
  UCR17476  Rosa californica Frank C. Vasek 1975-7-10 750710- 30 Plumas Chilcoot Campground, south of Frenchman Lake 1555 Comment
  CDA34171  Rosa gymnocarpa L. Ahart, J. Dittes 2009-7-15 16078 Plumas On the south side of Forest Service Road 26N671, northeast of Forest Service Road 26N67, about 2.8 miles (air) southeast of Butte Valley Reservoir Dam. Comment
  CHSC81404  Rosa gymnocarpa Lowell Ahart 2001-9-18 9270 Plumas South of the Darlingtonia Bog and east of the dirt road, Butterfly Valley, about 5 miles (air) northwest of Quincy. 1112 Comment
  HSC102789  Rosa gymnocarpa L. Ahart, John Dittes 2009-7-15 16078 Plumas About 2.8 air miles SE of Butt Valley Reservoir Dam, NE of Forest Service Rd. 26N67, south side of FS Road 26N671 1703 Comment
  RSA499264  Rosa gymnocarpa Dorothy Davis 1923-08 s.n. Plumas Mohawk 1524 Comment
  JEPS105838  Rosa pisocarpa subsp. ahartii Lowell Ahart, Josephine Guardino 2004-5-24 10946 Plumas On the bottom of a small drainage, about 100 yards north of the railroad, Greenhorn Creek, and Highway 70, about 1/2 mile west of Squirrel Creek, about 7 miles (air) southeast of Quincy 1158 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
  CHSC97060  Rosa woodsii subsp. ultramontana Lowell Ahart; Josephine Guardino 2007-7-20 14323 Plumas North of a small drainage, northeast of a large meadow, east of Lighting Tree Campground, east of the paved road, east side of Lake Davis. 1789 Comment
  UC570220  Rosa woodsii var. ultramontana E. Sawyer 1935-6-27 171 Plumas 3 1/2 mi n Hawks; Sierraville Quadrangle 1645 Comment
  UC1561241  Rotala ramosior Barbara Ertter 1988-10-21 8012 Plumas 1.5 mi e of Chester (Lake Almanor, e end of causeway); Lake Almanor 1341 Comment
  RSA184931  Rubus leucodermis L. S. Rose 1966-7-26 66051 Plumas Butterfly Creek and Spanish Creek. 1 mile S of Keddie. 991 Comment
  CHSC21514  Rubus parviflorus L. Mayer; D. Brink 1975-7-8 Plumas Buck's Lake. Comment
  UCD130304  Rubus parviflorus Albert Grigarick 2011-8-15 300 Plumas 5 miles W of Hwy 89N. From Gray Eagle Resort turn off of Gold Lake Hwy., approx. .8 miles W from Graeagle Trailhead to Hawley Falls. 1785 Comment
  CHSC107911  Rudbeckia occidentalis L. P. Janeway; B. Castro 2011-9-11 10718 Plumas Northern High Sierra Nevada. Between road 22N57 (the road around Little Grass Valley Reservoir) and Black Rock Creek just before it empties into the Reservoir. Steep south-facing slope of blocky basalt bedrock. 1570 Comment
  UCD169666  Rudbeckia occidentalis L. P. Janeway; B. Castro 2011-9-11 10718 Plumas Northern High Sierra Nevada. Between Road 22N57 (the road around Little Grass Valley Reservoir) and Black Rock Creek just before it empties into the Reservoir. 1570 Comment
  CHSC20760  Rumex acetosella K. R. Stern 1975-7-25 5885 Plumas N shore of Lake Almanor. 1371 Comment
  CHSC99832  Rumex acetosella Lowell Ahart 2008-8-13 15173 Plumas East side of La Porte Road, west of East Branch Creek, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of LaPorte. 1613 Comment
  JEPS122180  Rumex acetosella Lowell Ahart 2014-8-26 19777 Plumas In the center of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. Comment
  CAS-BOT-BC422049  Rumex acetosella L. P. Janeway 1989-7-20 3505 Plumas Plumas National Forest, Beckwourth Ranger District. Forest along southerly side of Red Clover Valley at jct of rd 26N70 (to Laufman) and Beckwourth-Genesee Rd (rd 111) 9.5 mi from Beckwourth. 1676 Comment
  CHSC97218  Rumex fueginus Lowell Ahart; Josephine Guardino 2007-7-20 14346 Plumas Strand of Lake Davis, about 100 yards west of Long Point, northeast side of Lake Davis. 1763 Comment
  CHSC66637  Rumex occidentalis Vernon H. Oswald; Lowell Ahart 1996-7-15 8040 Plumas E side of Last Chance Marsh at the N end of Lake Almanor, ca. 1.4 mi S of Last Chance Campground at the streams and marshy meadow extending E from road 29N11. 1371 Comment
  CHSC40408  Rumex salicifolius var. triangulivalvis Lowell Ahart 1985-7-11 5121 Plumas On gravel bars, 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
  CHSC43413  Sagina saginoides Lowell Ahart 1977-7-9 1454 Plumas Along the edge of Bunker Hill Creek, about 1/2 mile north of the Bunker Hill Mine, about 12 miles northeast of La Porte. 1828 Comment
  JEPS102618  Sagina saginoides Lowell Ahart 2001-7-19 8941 Plumas Sand bars, on the banks of Hopkins Creek, about 100 yards NW of the East Branch of Hopkins Creek, about 1/2 mile (air) south of Turkey Town, about 2 1/2 miles (air) SE of Pilot Peak. 1828 Comment
  RSA59886  Sagina saginoides E. K. Balls 1950-9-14 15813 Plumas 6 miles northwest of Chester, North Fork Feather River. Comment
  RSA60244  Sagina saginoides E. K. Balls 1950-9-2 15639 Plumas Nye Meadows, west slope of Mt. Ingalls, north of Grizzly Valley. 2256 Comment
  SEINET10465399  Sagittaria latifolia Mary Susan Taylor 1981-8-5 Taylor 4165 Plumas 1069 Comment
  CHSC73435  Salix eastwoodiae H. Durio 1995-8-17 Plumas Ca 2.5 air mi S of Bucks Lake, and ca 0.1 mi S of the 'Mosquito Flat' area on maps.On Mosquito Creek, S of USFS Rd 23N57 as it heads E, ca 0.6 mi SE of its jct with Rd 23N18. 1676 Comment
  UC1134847  Salix eastwoodiae G. T. Nordstrom 1934-7-20 240 Plumas at Silver Lake Dam Silver Lake Dam; Bidwell Bar Quadrangle Comment
  CAS-BOT-BC103890  Salix exigua W. Harnach; N. Harnach 1991-6-21 557 Plumas Sierra Valley. Next to R/R bridge east of Co. Rd. A-23 1487 Comment
  JEPS102316  Salix exigua Lowell Ahart 2001-6-4 8758 Plumas 5 air miles NE of La Porte (overflow area on N side of South Fork of the Feather River, 1/2 mi SW of the Feather Fork Mine, 1 mi NE of Little Grass Valley Reservoir) 1594 Comment
  JEPS115120  Salix exigua Lowell Ahart, John Dittes, Josephine Guardino 2009-7-29 16222 Plumas On damp bare soil, below the high water line of Lake Almanor, 1,849 feet northwest of Lake Almanor Dam 1591 Comment
  SEINET10538831  Salix exigua Mary Susan Taylor, G. Rotta 1982-6-14 Taylor 4664 Plumas T27N R12E sw/nw sec 15. Antelope Lake quad. Dry mdw on n side of Indian Creek, e side of 28N03, nw corner of Antelope Lake, ca. 12 mi ne of Taylorsville. Sandy poor soil. 5000 ft. 1524 Comment
  CHSC97473  Salix geyeriana Lowell Ahart; John Dittes 2007-6-16 14128 Plumas Meadow, along a small stream, on the south side of County Road 111 (Beckwourth Genesee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1647 Comment
  JEPS15366  Salix geyeriana W. L. Jepson 1939-8-14 19415 Plumas Willow Creek 1828 Comment
  UC525904  Salix geyeriana C. R. Ball, Emily Smith, and Mrs. H. P. Bracelin 1932-7-25 697 Plumas Fork of Feather R. ca. 5 mi s.w. of Prattville Comment
  CHSC61706  Salix jepsonii Vernon H. Oswald; Lowell Ahart 1993-8-25 5862 Plumas North Arm of Rice Creek SE of Twin MDws., ca. 0.2 mi upstream from the S boundary of Lassen Volcanic Park. 1987 Comment
  CAS-BOT-BC125302  Salix lasiandra var. lasiandra Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region Comment
  CAS-BOT-BC125306  Salix lasiandra var. lasiandra John Thomas Howell 1960-7-18 35593 Plumas Drakesbad 1828 Comment
  JEPS105992  Salix lasiandra var. lasiandra Lowell Ahart, John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11173 Plumas On the north side of a forest road, about 1/4 mile north of Taylor rock, about 1 mile (air) southwest of Grizzly Peak, about 5 miles (air) south of Taylorsville, about 8 miles (air) northeast of Quincy 2139 Comment
  CHSC13664  Salix lasiolepis E. L. Smith 1971-4-28 951 Plumas N city limits in Quincy. 1043 Comment
  CHSC9576  Salix lasiolepis E. L. Smith 1971-4-28 950 Plumas N city limits in Quincy. 1043 Comment
  UC847137  Salix lasiolepis A. A. Heller 1938-5-30 15135 Plumas bank of river near Virgilia; Feather River 792 Comment
  CAS-BOT-BC107160  Salix lasiolepis var. bigelovii John Thomas Howell; T. C. Fuller 1981-6-25 54353 Plumas 4.8 miles northwest of Antelope Reservior - Sierra Nevada 1661 Comment
  CAS-BOT-BC128427  Salix lasiolepis var. lasiolepis Lloyd W. Swift 1931-5-16 65995 Plumas Near Boulder Creek Sta. 1676 Comment
  JEPS106026  Salix lasiolepis var. lasiolepis Lowell Ahart, Josephine Guardino 2004-5-24 10945 Plumas On the bottom of a small drainage, about 100 yards north of the railroad, Greenhorn Creek, and Highway 70, about 1/2 mile west of Squirrel Creek, about 7 miles (air) southeast of Quincy 1158 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-BC124577  Salix lemmonii Alice Eastwood 1918-5-25 7027 Plumas Portola Comment
  CAS-BOT-BC124788  Salix lemmonii John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-22 54095 Plumas 10.6 miles northeast of La Porte on road to Quincy 1889 Comment
  CAS-BOT-BC124803  Salix lemmonii John Thomas Howell 1961-9-25 36927 Plumas Feather River bed, Portola 1478 Comment
  JEPS14800  Salix lemmonii W. L. Jepson 1910-6-5 4066 Plumas Warner Valley 1524 Comment
  SBBG121279  Salix lemmonii L. Ahart, J. Dittes 2007-6-16 14128 Plumas S side of County Rd 111 (Beckwourth Gensee 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
  UC482028  Salix ligulifolia C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-31 393 Plumas at Chester (N. Fork Feather River, at hwy. bridge); N. Fork Feather River 1350 Comment
  CDA39567  Salix lucida subsp. lasiandra L. Ahart 2001-6-4 8757 Plumas Overflow area on the north side of the South Fork of the Feather River, about 1/2 mile southwest of the Feather Fork Mine, about 1 mile northeast of Little Grass Valley Reservoir, about 5 miles (air) northeast of La Porte. Comment
  CAS-BOT-BC129387  Salix melanopsis M. S. Taylor 1982-5-13 4438 Plumas Along Spanish Creek, Gansner Park, Quincy 1036 Comment
  CAS-BOT-BC129392  Salix melanopsis A. A. Heller; P. B. Kennedy 1907-7-13 8830 Plumas Taylorville Comment
  CAS-BOT-BC129396  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
  HSC20036  Salix melanopsis L. S. Rose 1968-6-10 68090 Plumas Quincy Meadow 1037 Comment
  SJSU203  Salix melanopsis C. R. Ball, Mrs. H. P. Bracelin & Beryl Kautz 1931-5-31 396 Plumas N Fork Feather R, Chester 1341 Comment
  CAS-BOT-BC129093  Salix scouleriana Mrs. H. C. Cantelow 1941-5-18 s.n. Plumas At Johnsville on road to Gibsonville 1615 Comment
  JEPS12749  Sambucus mexicana W. L. Jepson 1939-8-16 19448 Plumas Spanish Peak; lower s slopes 1036 Comment
  UC1119907  Sambucus mexicana D. Axelrod 1934-6-2 47 Plumas 3/4 mi ne La Parte; Plumas National Forest, Downieville Quadrangle 1615 Comment
  UCD19145  Sambucus microbotrys W. B. McHenry 19__? s.n. Plumas Bucks Lake. Comment
  RSA52951  Sanguisorba annua R. Weatherby 1950-7-7 1456 Plumas Gansner Creek. Quincy. 1220 Comment
  UC114594  Sanguisorba annua Mrs. R. M. Austin Plumas Big Meadows Comment
  CDA18748  Sanicula graveolens G. D. Barbe, T. C Fuller 1982-7-16 3769 Plumas Plumas National Forest; Lava Cap ridge 1.5 mi. W of Wheeler Peak and 1 mi. S of Beardley Mine on forest road 3.8 mi. S of Green Flat. 1981 Comment
  CHSC110242  Sanicula graveolens L. P. Janeway 2012-6-2 10849 Plumas Northern High Sierra Nevada. Plumas National Forest; top of Mt. Ararat, 6.5 km southeast of Bucks Lake. 1833 Comment
  CHSC82526  Sanicula graveolens L. P. Janeway 2001-7-3 7270 Plumas Northern High Sierra Nevada. Top of south-southwest facing slope overlooking Middle Fork Feather River; head of Sherman Creek. 1707 Comment
  JEPS114415  Sanicula graveolens Lowell Ahart 2008-7-16 15099 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 mile 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
  CHSC97160  Sanicula tuberosa Lowell Ahart; John Dittes, Josephine Guardino 2007-6-8 13992 Plumas East side of an open rocky flat, about 50 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis. 1965 Comment
  JEPS124092  Sanicula tuberosa Lowell Ahart 2015-6-7 20209 Plumas Lava Top, about 2 1/4 miles (air) north of the bridge across Fall River, about one mile southeast of Cascade, about 7 miles (air) northeast of Feather Falls, about 10 miles (air) west of La Porte. Comment
  JEPS25811  Sanicula tuberosa John W. Duffield 1937-5-23 Plumas near Bear Creek Ranger Station (southwestern Plumas County) Comment
  POM216679  Sanicula tuberosa M. Canby 1929-5-12 131 Plumas 15 miles W of Portola Comment
  CHSC95004  Saponaria officinalis Lowell Ahart 2006-10-23 13479 Plumas On large gravel, on the southeast side of Slate Creek (there is a large gravel flat caused by the dam), about 80 yards east of where the road ends, about 100 yards north of the dam across Slate Creek, about 1/8 mile northeast of Scales Road, about 5 1/2 miles (air) northeast of Strawberry Valley. 1281 Comment
  SD7825  Sarcodes sanguinea Daniel Cleveland july 1882 Plumas Big Meadows Comment
  RSA41968  Saxifraga californica Ella Dales Cantelow 1940-5-12 3522 Plumas Feather River Canyon. SW of Belden. Hwy 24. Comment
  CAS-BOT-BC111268  Schoenoplectus acutus var. occidentalis John Thomas Howell; Gordon H. True 1967-7-9 43254 Plumas North Fork of Feather River 3 miles southwest of Caribou. 853 Comment
  CAS-BOT-BC111270  Schoenoplectus acutus var. occidentalis John Thomas Howell 1961-9-25 36943 Plumas Feather River bed, Portola 1478 Comment
  CAS-BOT-BC111825  Schoenoplectus tabernaemontani John Thomas Howell 1959-9-26 35062 Plumas Near Virgilia Comment
  CHSC40271  Scirpus congdonii Lowell Ahart 1985-7-3 5103 Plumas Below the high water line of Little Grass Valley Reservoir, where the South Fork of the Feather River flows into the lake, about 4 1/4 miles northeast of La Porte. 1584 Comment
  RSA91492  Scirpus congdonii F. W. Peirson 1932-7-19 10348 Plumas Feather River. Near Chester. 1463 Comment
  CAS-BOT-BC30736  Scirpus diffusus Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1522 Plumas Area adjacent to Pond Reservoir. 1097 Comment
  CAS-BOT-BC30737  Scirpus diffusus Walter Knight; Irja Knight 1966-9-12 1704 Plumas Pond Reservoir. 1097 Comment
  CAS-BOT-BC30741  Scirpus diffusus Thomas H. Kearney 1944-8-14 21 Plumas Near Prattville, Lake Almanor Comment
  CAS-BOT-BC111007  Scirpus microcarpus Alice Eastwood 1927-6-13 14547 Plumas Forest Lodge near Greenville Comment
  SBBG21937  Scirpus microcarpus D. Myrick 1964-7-19 876 Plumas Dream Lake, Drakesbad 1828 Comment
  SEINET13751293  Scrophularia desertorum M. J. Williams, J. T. Howell, W. Follette 1977-8-11 77- 68 -6 Plumas Road along Last Chance Creek from Chilcoot to Frenchman's 1707 Comment
  CAS-BOT-BC214246  Scutellaria nana Gary Schoolcraft 1987-6-17 1739 Plumas About 2 miles N. of Chester 1402 Comment
  CAS-BOT-BC240089  Secale cereale John Thomas Howell 1951-6-28 27640 Plumas Johnsville 1584 Comment
  CAS-BOT-BC61470  Sedum laxum subsp. perplexum Lowell Ahart 1979-7-18 s.n. Plumas Ca. 1 mile west of Pilot Peak. 1800 Comment
  CDA18736  Sedum spathulifolium G. D. Barbe, T. C Fuller 1982-7-15 3746 Plumas Plumas National Forest; 5.2 miles northeast of junction with road to Red Hill. 1524 Comment
  CAS-BOT-BC62195  Selaginella wallacei John Thomas Howell 1959-9-26 35082 Plumas Storrie 548 Comment
  CHSC89470  Senecio eurycephalus var. lewisrosei Jenny Marr 1994-7-11 201 Plumas Located in the Quincy District of the Plumas National Forest, SE of North Fork Campground. 1005 Comment
  CHSC40244  Senecio hydrophilus K. R. Stern 1985-6-25 8228 Plumas Meadow, vic. Blairsden. 1371 Comment
  UC91664  Senecio hydrophilus T. S. Brandegee 1892-7-4 Plumas Prattville Comment
  RSA0012737  Senecio hydrophilus E. K. Balls 1950-9-6 15685 Plumas Road from Quincy to East Quincy. 1098 Comment
  CHSC57421  Senecio integerrimus var. exaltatus L. P. Janeway; Garrett Gibson 1991-6-20 4054 Plumas Plumas National Forest. 3 1/2 mi southwest of Portola, ca 1/3 mi west of Middle Fork Feather River and ca 300 ft east of Hwy 70. 1484 Comment
  JEPS94852  Senecio streptanthifolius Vernon H. Oswald and Lowell Ahart 1998-8-11 9491 Plumas on Quincy-La Porte Rd. (County Rd. 511) nw of Pilot Peak (slope on s side of Onion Valley); Onion Valley 1920 Comment
  CAS-BOT-BC364393  Senecio triangularis Anna Head 1921-7-1 s.n. Plumas Lake Center Camp, Feather River Region Comment
  JEPS114416  Senecio triangularis Lowell Ahart 2008-7-16 15096 Plumas In a small meadow (swamp), north of a small deep stream, about 130 yards north of the paved road, about 1/4 mile west of the bridge where the South Fork of the Feather River flows into Little Grass Valley Reservoir, about 2 1/2 miles (air) north of La Por 1597 Comment
  RSA59691  Senecio triangularis E. K. Balls 1950-9-9 15760 Plumas West of Lakes Center Public Campground. Southern Plumas County. 2043 Comment
  CHSC90299  Sericocarpus oregonensis L. P. Janeway 1994-8-20 4739 Plumas Northern High Sierra Nevada. About 0.5 mi northeast of Mt. Ararat; along Road 23N19 2.5 mi south of Road 23N60. 1729 Comment
  CAS-BOT-BC364771  Sericocarpus oregonensis subsp. californicus Roxana S. Ferris; Laura Lorraine 1941-8-8 10418 Plumas 3 miles from Greenville on road to Lake Almanor Comment
  UCD147786  Sidalcea oregana Allyson Ayalon; Lucie Jerabkova 2012-8-1 139 Plumas Plumas County. Antelope Lake vacinity. 1524 Comment
  CHSC21704  Sidalcea oregana subsp. spicata F. T. Griggs; A. Pass 1975-8-2 289 Plumas Buck's Lake Forest Service Survey. Comment
  CHSC91945  Sidalcea oregana subsp. spicata Lowell Ahart; Josephine Guardino 2005-8-9 12284 Plumas On the bottom of Fant Creek, about 100 yards southeast of the cabin (destroyed) and corral, north of Forest Road 27N09, about 6 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1597 Comment
  RSA60239  Sidalcea oregana subsp. spicata E. K. Balls 1950-9-2 15631 Plumas Mt. Ingalls Lookout, north of Grizzly Valley. 2485 Comment
  CAS-BOT-BC384601  Silene dichotoma G. L. Stebbins 1970-7-24 7071 Plumas Blairsden 1341 Comment
  CHSC33783  Silene invisa M. S. Taylor 1981-7-17 4047 Plumas Lakes Basin, Long Lake trail, ca. 100 yds e of sign to Long Lake, ca. 1/4 mi w of Trailhead, ca. 6 air mi s of Mohawk. 1950 Comment
  CAS-BOT-BC389392  Silene lemmonii D. E. Breedlove 1962-6-12 3449 Plumas In upper drainage of Middle Fork of Feather River, 1 mile southeast of Cromberg; Sierra Nevada 1341 Comment
  CHSC10574  Silene lemmonii Lowell Ahart 1968-6-29 Plumas Near La Porte. 1371 Comment
  SBBG2040  Silene lemmonii H. and M. Dearing 1938-7-1 2253 Plumas 1 mi E of Lake Almanor Comment
  CAS-BOT-BC389387  Silene lemmonii Anna Head 1921-7-11 s.n. Plumas Lake Center Camp, Feather River Region Comment
  CAS-BOT-BC389396  Silene lemmonii Robert J. Weatherby 1955-7-21 1655 Plumas 4th Water Bear Creek, Middle Fork Feather River 1554 Comment
  SD46736  Silene lemmonii Robert J. Weatherby 1955-7-21 1655 Plumas 4th Water Bear Creek, Middle Fork Feather River. 1550 Comment
  UC1075739  Silene lemmonii Robert J. Weatherby 1955-7-21 1655 Plumas 4th Water Bear Creek , 4th Water Bear Creek (Middle Fork Feather River) 1554 Comment
  CAS-BOT-BC389560  Silene nuda A. A. Heller; P. B. Kennedy 1907-7-16 8859 Plumas Genessee [Genesee] Valley near Genessee [Genesee] Comment
  POM147055  Silene nuda Alice Eastwood 1927-06 14914 Plumas On road from Reno to Chilcott. Comment
  CAS-BOT-BC181366  Silene occidentalis John Thomas Howell 1951-6-27 27557 Plumas Johnsville - Sierra Nevada 1584 Comment
  CAS-BOT-BC74965  Sinapis arvensis John Thomas Howell 1951-8-19 28190 Plumas Sierra Nevada. Greenville. 1097 Comment
  SEINET10594324  Sitanion hystrix Lawrence P. Janeway 1990-1 Janeway 3822 Plumas Mt. Ingalls quad. ALong Joseph Cr 1/2 mi NE of the crest of Grizzly Ridge. Disturbed open area in white fir/red fir forest near dry creek. 2057 Comment
  UC1134668  Smilacina racemosa D. Axelrod 1934-6-9 23 Plumas 2 1/4 mi nw Lexington Hill; Plumas National Forest, Bidwell Bar Quadrangle Comment
  CHSC43367  Solanum parishii Lowell Ahart 1975-7-16 886 Plumas West of the South Fork of the Feather River, about 1 mile north of Little Grass Valley Reservoir. 1828 Comment
  UC1125019  Solanum umbelliferum F. W. Embree 1934-6-6 84 Plumas 1 1/2 mi nw of Bucks Mountain; Plumas National Forest 1524 Comment
  CAS-BOT-BC365514  Solidago elongata John Thomas Howell 1960-7-18 35590 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  HSC93235  Solidago elongata Vernon H. Oswald, L. Ahart 1996-8-14 8177 Plumas Between Bucks Summit and Bucks Lake on the Oroville-Quincy Hwy., 0.6 mi. E of White Horse Campground 1616 Comment
  JEPS113515  Solidago elongata Lowell Ahart, John Dittes, Josephine Guardino 2007-8-10 14470 Plumas About 100 yards south of Beckwourth Gensee Road, there is a small quarry east of a poor road, the meadow and stream, about 2 miles (air) north of the north end of Lake Davis 1761 Comment
  UC1075633  Solidago elongata Robert J. Weatherby 1950-7-21 1472 Plumas East Quincy 1036 Comment
  CAS-BOT-BC339790  Solidago multiradiata E. K. Balls 1950-9-8 15727 Plumas Lakes Center Public Campground, southern Plumas County 2042 Comment
  RSA754538  Solidago spectabilis L. Ahart, John Dittes 2009-7-28 16205 Plumas Meadow SE of powerline, 500 feet SE of Forest Service Road 27N28Y, slope N of Ohio Creek, 2.6 air miles NW of butt Valley Reservoir Dam. 1512 Comment
  SEINET10474011  Sonchus asper Mary Susan Taylor 1982-9-13 Taylor 5136 A 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
  CHSC62158  Sorbus scopulina L. P. Janeway 1993-8-14 4523 Plumas Plumas National Forest. Seep adjacent to creek on east side of road 24N29Y; ca 0.7 mi northwest of Haskins Creek, ca 1.4 mi east-southeast of Bucks Lake. 1731 Comment
  HSC32084  Sparganium angustifolium R. F. Thorne, C. W. Tilforth 1969-9-6 39235 Plumas Along Feather River, 1 mi. SW of Beckwourth 1357 Comment
  CHSC36916  Sparganium emersum subsp. emersum M. S. Taylor 1982-8-17 5007 Plumas In Little Summit Lake, ca. 5 air mi ne of Sloat. 1798 Comment
  CHSC20753  Spergularia rubra K. R. Stern 1975-7-23 5897 Plumas W shore of Lake Almanor. 1371 Comment
  CHSC77048  Spergularia rubra L. P. Janeway 1996-8-20 5073 Plumas Granite Basin; upper drainage of Little North Middle Fork Feather River; along Road 23N35X 0.4 mi north of Road 23N18. 1493 Comment
  UC579482  Sphaeromeria potentilloides var. potentilloides E. Sawyer 1935-6-6 73 Plumas 2 1/2 mi sw Sugarloaf; Sierraville Quad. 1493 Comment
  UC1123205  Sphenosciadium capitellatum G. T. Nordstrom 1934-7-20 247 Plumas Silver Lake Dam; Plumas National Forest, Bidwell Bar Quad., Silver Lake Dam Comment
  UC1586451  Sphenosciadium capitellatum Vernon H. Oswald and Lowell Ahart 1991-7-30 4781 Plumas Humbug Rd at Grizzly Creek 5.2 mi (odometer) ne Humbug Summit ((between Humbug Summit and Humbug Valley)); Grizzley Creek, ne of Humbug Summit 1777 Comment
  RSA472771  Spiraea densiflora Anstruther Davidson 1928-7-1 s.n. Plumas Feather River [county not specified: Butte, Plumas or Sierra] Comment
  CHSC42799  Spiraea douglasii L. P. Janeway 1984-7-13 914 Plumas SW of Bucks Lake and near Grizzly Creek campground. In meadow. 1584 Comment
  HSC19749  Spiraea douglasii L. S. Rose 1969-6-24 69049 Plumas Butterfly Valley, W of Keddie 1159 Comment
  RSA184959  Spiraea douglasii L. S. Rose 1966-7-27 66059 Plumas Butterfly Valley. 3 miles W of Keddie. 1067 Comment
  SDSU9261  Spiraea douglasii R. M. Beauchamp 1965-7-17 Plumas Growing in area beside Feather River 1/2 mile N of Chester. Comment
  CAS-BOT-BC152540  Spiraea splendens Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region Comment
  POM312933  Spiranthes romanzoffiana Malcolm A. Nobs, S. Galen Smith 1949-8-19 1445 Plumas Butterfly Valley. Comment
Read comments Sep 30 2013
  JEPS114608  Stachys ajugoides var. rigida Lowell Ahart 2008-9-10 15379 Plumas On the bottom and sides of Onion Valley Creek, in the northeast part of Onion Valley, about 3/4 mile northwest of Pilot Peak, about 1/2 mile east of the Quincy La Porte Road, about 9 1/2 miles (air) northeast of La Porte 1916 Comment
  HSC93660  Stellaria borealis subsp. sitchana G. Fred Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13265 Plumas Adjacent to Bull Run Creek off USFS Rd. 23N12E 1950 Comment
  CHSC100046  Stellaria crispa Lowell Ahart 2008-7-16 15094 Plumas Near the northwest edge of a small meadow (swamp), about 150 yards north of the paved road, about 1/4 mile west of the bridge where the South Fork of the Feather River flows into Little Grass Valley Reservoir, about 2 1/2 miles (air) north of La Porte. 1597 Comment
  CHSC113893  Stellaria crispa Lowell Ahart 2014-8-31 19805 Plumas Around rocks in an unnamed drainage, on the west side of Black Rock Cree, about 200 yards southwest of the foot bridge across Black Rock Creek, about 200 yards southwest of the Black Rock, Little Grass Valley Reservoir, about 4-1/2 miles (air) northwest of La Porte. 1536 Comment
  UCR263620  Stellaria crispa Lowell Ahart 1994-7-28 7545 Plumas Northern Sierra Nevada Mountains, north-east of Frenchman Hill, south-west of Bucks Lake 1707 Comment
  CDA13389  Stellaria longipes G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13238 Plumas Sierra Nevada; Bull Run Creek off USFS 23N12E. Comment
  SEINET10537515  Stellaria longipes Mary Susan Taylor 1982-6-12 Taylor 4644 Plumas T28N R8E nw/se sec 4. Chester quad. Meadow on n side of Hwy 36, ca. 1 mi w of Plumas-Lassen county line, e of Chester. 5000 ft. 1524 Comment
  CHSC64829  Stellaria longipes var. longipes Vernon H. Oswald 1995-6-24 6914 Plumas High Cascade Range. Unnamed creek crossing the road to Last Chance Campground (FS 28N11), 2.5 mi (odometer) n of Hwy. 36. In a streamside meadow on the e side of the road. 1371 Comment
  CAS-BOT-BC393828  Stellaria media John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1967-7-12 2136 Plumas Pond reservoir, Butterfly Botanical Area and vicinity, 1066 Comment
  SD147594  Stellaria nitens Walter Knight, Irja Knight, et al. 1967-5-7 1838 Plumas West slope of Butterfly Valley near old barn. 1035 Comment
  CHSC63219  Stellaria obtusa Lowell Ahart 1994-7-28 7541 Plumas On the east sides of a small stream, north-east of Frenchman Hill, south-west of Bucks Lake. 1706 Comment
  CAS-BOT-BC375047  Stenotus acaulis Clare B. Hardham 1978-8-11 21792 C Plumas North end of lava flow southeast of Thompson Peak Comment
  CAS-BOT-BC375050  Stenotus acaulis L. W. Swift 1934-5-18 116 Plumas Plumas National Forest. Sugar Loaf near Meadow View 1889 Comment
  CHSC21225  Stephanomeria lactucina F. T. Griggs; A. Pass 1975-7-12 168 Plumas Buck's Lake. Comment
  CAS-BOT-BC375614  Stephanomeria lactucina Anna Head 1921-8-16 s.n. Plumas Lake Center Camp, Feather River Region Comment
  SD46747  Stephanomeria lactucina Robert J. Weatherby 1955-8-12 1680 Plumas McFarland Ravine, Bear Creek area near Meadow Valley. 1399 Comment
  UC1075698  Stephanomeria lactucina Robert J. Weatherby 1955-8-12 1680 Plumas near Meadow Valley (McFarland Ravine); Bear Creek Area 1402 Comment
  CHSC118812  Streptanthus polygaloides Wendy L. Boes; Jim Battagin 2015-5-12 2015 007 E Plumas