Search Results — 2000 specimen records retrieved (1409 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/consortium/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  JEPS48675  Acer glabrum Esther C. Fritz 1933-7-2 Plumas Highway above Meadow Valley (near spring); highway above Meadow Valley, near spring Comment
  CAS-BOT-BC330984  Acer glabrum var. glabrum A. A. Heller 1915-7-7 12054 Plumas Near the summit of Soapstone ridge in the Sierra Nevada, 12 miles W of Bucks 1676 Comment
  JEPS48812  Acer macrophyllum John Warren Duffield 1937-5-26 Plumas above and w Meadow Valley (in camp, Schneider Creek, sw Plumas County); Schneider Creek, above and w of Meadow Valley Comment
  CHSC53147  Achillea millefolium L. P. Janeway 1989-6-29 3414 Plumas Plumas National Forest. Along edges of rd 24N44Y, 0.3 mi E of Bechwourth-Genesee Rd (rd 111) 6.5 mi N of Bechwourth; across from the Crocker Station. 1755 Comment
  HSC4558  Achillea millefolium W. R. Rogers 1966-6-22 212 Plumas 1951 Comment
  CAS-BOT-BC210694  Achnatherum lemmonii John Thomas Howell 1967-6-23 42668 Plumas Canyon of Butterfly Creek 990 Comment
  UC1133123  Achnatherum lemmonii C. W. Hanks 1934-8-6 10 Plumas nw end Sierra Valley; Plumas National Forest, Sierraville Quadrangle Comment
  CAS-BOT-BC210847  Achnatherum occidentale subsp. californicum John Thomas Howell 1951-6-28 27710 Plumas Eureka Peak 2255 Comment
  RSA201302  Achnatherum occidentale subsp. californicum J. T. Howell 1960-7-20 35787 Plumas Between boiling Springs Lake and Terminal Geyser. 1860 Comment
  RSA71303  Achnatherum occidentale subsp. californicum L. S. Rose 1951-6-27 51022 Plumas Johnsville. 1601 Comment
  CAS-BOT-BC218040  Achnatherum stillmanii Clarence R. Quick 1966-7-7 66 -38 Plumas Ca. 6.5 miles N of Belden, just E of Cottonwood Creek and road, 1/8 mile S of crossing, ca. 3 miles S of W end of Humbug Valley 1402 Comment
  RSA699787  Achnatherum thurberianum L. Ahart, John Dittes, Josephine Guardino, Robert A. Schlising 2004-7-3 11152 Plumas On the north side of a forest road, southwest of a small meadow and seeps, 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. 2125 Comment
  SEINET3523240 Image available Acmispon aestivalis A. A. Heller 1938-7-2 15242 Plumas Feather River Highway near Gray's Flat 869 Comment
  CHSC113616  Acmispon americanus var. americanus Lowell Ahart 2014-8-24 19759 A Plumas Center of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. 1533 Comment
  CHSC43415  Acmispon americanus var. americanus Lowell Ahart 1977-8-8 1547 Plumas In a mountain meadow, near the small lake, in Onion Valley, about 1 mile north-west of Pilot Peak. 1828 Comment
  CHSC95010  Acmispon americanus var. americanus Lowell Ahart 2006-10-23 13501 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
  SD8183  Aconitum columbianum Mrs. R. M. Austin 1880-1 Plumas Big Meadows Comment
  UCR3558  Aconitum columbianum Wm. Horn Jr. 1963-7-21 630721- 02 Plumas Northern Sierra Nevada Mtns, Plumas National Forest. Meadow Valley, UC Forestry Camp, 50 yards south of Faculty cabins 1189 Comment
  CAS-BOT-BC391466  Aconitum columbianum subsp. columbianum Mary Strong Clemens 1920-6-28 s.n. Plumas Quincy Comment
  CAS-BOT-BC391469  Aconitum columbianum subsp. columbianum Anna Head 1921-7-30 s.n. Plumas Lake Center Camp, Feather River Region Comment
  CAS-BOT-BC391476  Aconitum columbianum subsp. columbianum E. K. Balls 1950-9-8 15717 Plumas Lakes Center Public Campground, southern Plumas County 2042 Comment
  CAS-BOT-BC391479  Aconitum columbianum subsp. columbianum Catherine Best 1983-8-29 876 Plumas Lakes Basin Campground 1920 Comment
  CAS-BOT-BC391468  Aconitum columbianum subsp. columbianum Anna Head 1920-7-15 s.n. Plumas Gray Eagle Meadows, near L.C.C., Feather River Region Comment
  CAS-BOT-BC391478  Aconitum columbianum subsp. columbianum W. D. Dakan 1968-8-1 s.n. Plumas In Butterfly Valley Botanical Area Comment
  POM270463  Aconitum columbianum var. columbianum Lyman Benson 1932-7-29 3983 Plumas Buck Lake, Sierra Nevada Mountains. Feather River Drainage Area. 2134 Comment
  CHSC101945  Adenocaulon bicolor Lowell Ahart; John Dittes 2009-7-13 16052 Plumas On dry soil, on the east side of Forest Service Road 27N98, headwater of Clear Creek, about 2.0 miles (air) north of Butt Valley Reservoir Dam, about 3 miles (air) southwest of Lake Almanor Reservoir Dam. 1476 Comment
  CHSC97803  Adiantum aleuticum L. P. Janeway 2007-8-12 9166 Plumas Northern High Sierra Nevada. Near Road 23N73Y 3.4 road km north of Oroville-Quincy Hwy and Grizzly Summit. Rocky bouldery north-facing dry drainage above the road. 1652 Comment
  CAS-BOT-BC62300  Adiantum aleuticum Margaret Williams 1967-8-20 s.n. Plumas Rene's Falls on Jamison Creek, above Johnsville 1828 Comment
  JEPS111009  Aegilops cylindrica J. Battagin 1989-6-29 Plumas Butterfly Valley (Mail boxes) 1066 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
  CHSC45219  Ageratina occidentalis Lowell Ahart 1974-9-6 625 Plumas Near the house along the West Branch of Nelson Creek, about 5 miles west of Johnsville. 1828 Comment
  RSA726332  Ageratina occidentalis L. Ahart, John Dittes 2007-8-9 14454 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. 2417 Comment
  CAS-BOT-BC21382  Agoseris aurantiaca var. aurantiaca John Thomas Howell 1960-7-18 35562 Plumas Drakesbad 1828 Comment
  RSA129788  Agoseris glauca var. dasycephala E. Sawyer 1935-6-27 194 Plumas 1.6 miles ENE of Grizzly Peak 1768 Comment
  CDA19251  Agoseris glauca var. laciniata G. D. Barbe, T. C. Fuller 1982-6-17 3810 Plumas Plumas National Forest; South shore of Frenchman Reservoir (Lake), 0.4 mi E of Frenchman Dam. 1706 Comment
  CAS-BOT-BC29653  Agoseris grandiflora var. grandiflora John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-23 54118 Plumas Quincy 1036 Comment
  CDA18451  Agoseris heterophylla G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-24 3192 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
  CHSC112555  Agoseris heterophylla B. Castro; L. P. Janeway 2007-6-7 1638 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 450 ft below edge of open Ponderosa-Jeffrey pine forest. 1674 Comment
  JEPS29232  Agoseris parviflora Lauramay T. Dempster 1961-6-16 1465 Plumas north (at ridge north of Red Rock) Engelmine Comment
  CAS-BOT-BC127596  Agropyron cristatum Fred Sommers 1976-8-20 219 Plumas Sierra Nevada. Sierra Valley Marsh, roadside along Dyson Lane and road A24. 1524 Comment
  SEINET12911692  Agropyron trachycaulum var. trachycaulum C. Tanner 1999-1 s.n. Plumas Within city limits of Portola (area bounded on N by alley, S by Quincy Street, E by Willow Street, W by Rock Street). 1484 Comment
  CAS-BOT-BC127083  Agrostis exarata Clare B. Hardham 1970-8-11 17716 D. Plumas Road to Thompson Peak Lookout. 2133 Comment
  UC1100102  Agrostis exarata Malcolm A. Nobs, S. Galen Smith 1949-8-19 1414 Plumas about 2 mi s Greenville; Indian Valley Comment
  UCD52435  Agrostis exarata John Thomas Howell 1926-7-26 2126 Plumas near Prattville. 1371 Comment
  CAS-BOT-BC138996  Agrostis pallens Anna Head 1921-7-18 s.n. Plumas Feather River Region. Meadow Lake, Center Camp. 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
  RSA739743  Agrostis pallens L. P. Janeway 2007-7-13 9180 Plumas French Hill and western end of Red Mountain, near Rd.. 23N69; above the head of Frizier Creek. 1786 Comment
  CAS-BOT-BC138705  Agrostis scabra Walter Knight; Irja Knight; John Thomas Howell 1966-7-26 1617 Plumas Butterfly Botanical Area and Vicinity. Along roadside at Fern Glen. 1097 Comment
  RSA239240  Agrostis scabra R. F. Thorne, Larry E. DeBuhr, C. W. Tilforth 1972-9-20 42337 Plumas Feather River Camp, 4 miles north of Quincy 1067 Comment
  CHSC94992  Aira caryophyllea Lowell Ahart 2006-10-23 13494 Plumas On the west side of Slate Creek (there is a large gravel flat caused by the dam), about 30 yards south of where the road ends, about 20 yards north of the dam across Slate Creek, about 1/8 mile northeast of Scales Road, about 5 1/2 miles (air) northeast of Strawberry Valley. 1281 Comment
  CAS-BOT-BC267056  Alisma John Thomas Howell 1961-9-23 36850 Plumas Indian Valley 1082 Comment
  CAS-BOT-BC267058  Alisma John Thomas Howell 1961-9-25 36941 Plumas Feather River bed, Portola 1478 Comment
  CAS-BOT-BC267059  Alisma John Thomas Howell 1973-7-9 49707 Plumas Crescent Milk 1066 Comment
  SEINET10839445  Allium Mary Susan Taylor, M. Foster 1981-6-8 Taylor 3877 A Plumas T24N R13E ne sec 8, Grizzly Valley quad. N side of 24N08, just N of jct with 25N93, half way between Bagley Pass and Red Clover Valley, ca. 1.5 mi N of W end of Lake Davis; elevation 5600 ft.; open rocky barrens. 1707 Comment
  CAS-BOT-BC461098  Allium anceps John Thomas Howell; H. Keith Wagnon no date listed on sheet 53629 Plumas about 1.5 miles northwest of Alamanor (near intersection of Hwy 89 and Humboldt Road), Sierra Nevada 1389 Comment
  CHSC46521  Allium campanulatum Lowell Ahart 1977-7-9 1458 Plumas Near Bunker Hill Creek, about 1/2 mile north of the Bunker Hill Mine, about 10 miles north-east of La Porte. 1706 Comment
  CAS-BOT-BC466604  Allium campanulatum E. K. Balls; L. W. Lenz 1956-6-19 21843 Plumas forest lodge, sw of greenville 1127 Comment
  CAS-BOT-BC466616  Allium campanulatum Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1967-6-12 1934 Plumas Between valley proper and Darlingtonia bog 1066 Comment
  CAS-BOT-BC466618  Allium campanulatum John Thomas Howell; Walter Knight; Irja Knight; Gordon True 1967-7-10 2101 Plumas Between Butterfly Valley and Darlingtonia bog 1066 Comment
  CAS-BOT-BC466619  Allium campanulatum Walter Knight; Irja Knight 1966-6-18 s.n. Plumas Butterfly Valley 1143 Comment
  CAS-BOT-BC466624  Allium campanulatum Alice Eastwood 1927-6-17 14636 Plumas Forest Lodge, Greenville Comment
  CDA39422  Allium campanulatum G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-24 3205 Plumas 0.5 mile north of Taylor Creek Road on Mt. Hough-Crystal Lake Road. Comment
  SEINET12045785  Allium campanulatum Unknown 1938-1 2321 Plumas Feather River at Chester, near Lake Almanor 1219 Comment
  UC170935  Allium campanulatum H. M. Hall 1912-7-11 9338 Plumas Mt. Elwell Sierra Nevada Mountains, Mt. Elwell 2103 Comment
  CAS-BOT-BC472962  Allium lemmonii Arthur Menzies 1992-5-19 4189 Plumas West side of Ross Ranch Meadow ca 1/2 mi south of Middle Fork Feather River and ca 3 mi east of Portola; Plumas National Forest, Beckwourth Ranger District 1493 Comment
  CAS-BOT-BC472963  Allium lemmonii Philip A. Munz 1947-5-17 11846 Plumas 20 miles north of Chilcoot 1828 Comment
  CHSC110276  Allium obtusum var. obtusum L. P. Janeway 2012-6-2 10842 Plumas Northern High Sierra Nevada. Plumas National Forest; top of Mt. Ararat, 6.5 km southeast of Bucks Lake. 1833 Comment
  SD230972  Allium platycaule James Shevock 1985-5-19 11163 Plumas Northern Sierra Nevada. Plumas National Forest, along forest road 28N01, 2 miles west of Frenchman Reservoir. 1800 Comment
  UC1133833  Allium platycaule E. Sawyer 1935-5-24 36 Plumas 1.7 mi n Beckwith Butte; Plumas National Forest, Sierraville Quadrangle Comment
  CHSC94109  Allophyllum integrifolium Lowell Ahart 2006-7-9 12921 Plumas Below an open ridge, about 100 yards north of the paved basalt road, about 4 miles (air) northwest of Tamarack Flat, about 6 miles (air) northwest of Little Grass Valley Reservoir. 1650 Comment
  JEPS28608  Allophyllum integrifolium George W. Gillett 1957-7-17 785 Plumas gully off the inlet to Willow Lake; Lassen Volcanic Nat'l Park 1767 Comment
  CHSC33782  Alnus incana subsp. tenuifolia M. S. Taylor 1981-7-17 4027 Plumas Ca. 1/4 mi s of Bear Lakes trailhead, Lakes Basin, ca. 6 air mi s of Mohawk. 1950 Comment
  CHSC59698  Alnus incana subsp. tenuifolia L. P. Janeway 1992-8-30 4302 Plumas Plumas National Forest. Beckwourth Ranger District. McRae Meadow; upper end of East Nelson Creek. 1889 Comment
  SEINET5536147 Image available Alnus incana subsp. tenuifolia Clarissa Kimber 1961-1 248 Plumas Upper Butterfly Valley, 2.5 mi. W turn off Hwy 09-US 40 alt. 1 mi. S Keddie; Greenville Quadrangle Comment
  UCD109976  Alnus incana subsp. tenuifolia W. B. McHenry 1961-8-20 s.n. Plumas Bucks Lake. Comment
  NY42164  Alnus rhombifolia J. B. Walker 1994-8-3 870 Plumas On La Porte Rd, 10km S of junction with Hwy 70 1400 Comment
  UCD55826  Alopecurus aequalis John Thomas Howell 1926-7-26 2129 Plumas near Prattville. 1371 Comment
  SEINET4342383  Alopecurus carolinianus W. Harnach, N. Harnach 1991-6-21 560 Plumas Sierra Valley, next to R/R bridge east of Co. Rd. A-23 1487 Comment
  CAS-BOT-BC137997  Alopecurus geniculatus Mrs. Jos Clemens 1919-10-25 s.n. Plumas Crescent. Comment
  RSA252377  Alopecurus geniculatus R. F. Thorne, C. W. Tilforth 1969-9-6 39247 Plumas Along Feather River 1 mi. SW of Beckwourth 1357 Comment
  RSA794993  Amaranthus californicus L. Ahart, John Dittes 2009-9-7 16374 Plumas Below the high water line of Lake Almanor, about 2000 feet NW of lake Almanor Dam. 1591 Comment
  JEPS110456  Ambrosia acanthicarpa Lowell Ahart 2006-9-21 13341 Plumas On the sides of the paved Rocky Point Road, about 1/2 mile east of Portola 1487 Comment
  CAS-BOT-BC417943  Amelanchier alnifolia Michael A. Vincent 1999-6-7 8536 Plumas Along FS Rt. 176 and Chance Creek at bridge, 7.1 miles north of CA Rt. 70 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-BC136788  Amelanchier utahensis John Thomas Howell; Walter Knight; Irja Knight; Gordon True 1967-6-12 1920 Plumas Butterfly Botanical Area and Vicinity 1066 Comment
  CAS-BOT-BC136789  Amelanchier utahensis Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1510 Plumas At north end of Pond Reserve 1097 Comment
  CHSC102387  Amelanchier utahensis Lowell Ahart; John Dittes, Josephine Guardino 2009-7-22 16125 Plumas On the east 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
  JEPS114596  Anaphalis margaritacea Lowell Ahart 2008-9-10 15361 Plumas On both sides of East Branch Creek, on the east side of Quincy La Porte Road, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte 1593 Comment
  CHSC62128  Anemone drummondii L. P. Janeway 1993-7-15 4450 Plumas Plumas National Forest. Top of divide between upper Spanish Creek and East Branch North Fork Feather River (above Virgilia). Along Rd 25N59 0.5 mi west of Rd 25N17. 1609 Comment
  SD50758  Angelica arguta var. breweri Darley F. Howe 1959-8-3 2784 Plumas Thirty miles north of Quincy on Hwy 89. 1370 Comment
  CDA40899  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 2 of 2 Comment
  JEPS95586  Angelica breweri Lowell Ahart 1994-7-28 7530 Plumas SW of Bucks Lake (NE of Frenchman Hill) 1706 Comment
  UC174213  Angelica breweri R. M. Austin July, 1896 516 Plumas Colby Comment
  SEINET7063406  Anisocoma acaulis A. G. Vestal 1947-3-28 s.n. Plumas Warner Valley. UTM Zone 10, 643848mE, 4469701mN. (WGS84/NAD83). 1536 Comment
  CAS-BOT-BC64791  Antennaria W. Harnach; N. Harnach 1990-6-13 371 Plumas Sierra Valley. Ramelli Ranch (USFS). 1487 Comment
  CAS-BOT-BC59310  Antennaria argentea John Thomas Howell; Gordon H. True 1967-7-11 43319 Plumas About 3 miles southeast of Mt. Hough 1706 Comment
  CHSC73915  Antennaria argentea B. Castro; L. Gehrung, H. Durio 1996-7-3 676 Plumas Placer Diggings site, ca 4 air mi NE of La Porte, 0.5 mi SE of the South Branch of Slate Creek, and 1.6 mi W of Howland Flat, W of Co. Rd 690. Along perennial tributary to Sacketts Gulch. 1566 Comment
  JEPS115784  Antennaria argentea Lowell Ahart, John Dittes, Josephine Guardino 2009-6-14 15870 Plumas South and below Forest Road 27N01Y, south of the high cut bank along the road, about 1.3 miles (air) west of Lake Almanor Dam 1462 Comment
  UC134212  Antennaria argentea Mrs. R. M. Austin 1874-8-1 96 Plumas Black Hawk Comment
  CHSC57251  Antennaria dimorpha L. P. Janeway 1991-5-28 3969 Plumas Plumas National Forest. South side of Poco Creek ca 1 1/2 mi east of Red Clover Creek (south side of road 25N05). 1719 Comment
  RSA39730  Antennaria dimorpha Philip A. Munz 1947-5-16 11820 Plumas 5 Miles north of Chilcoot. 1524 Comment
  UC485643  Antennaria geyeri Mrs. R. M. Austin 1885-7-1 Plumas Indian Valley Comment
  CAS-BOT-BC58708  Antennaria geyeri L. P. Janeway 1991-8-4 4131 Plumas Saddle just E of Squaw Valley Peak along the Beckwourth-to-Laufman Road 1905 Comment
  UCD149069  Antennaria umbrinella G. Ledyard Stebbins 1982-6-13 C 203 Plumas Stony Ridge. (Exact location unknown. Coordinates estimated by label maker.) Comment
  CAS-BOT-BC84648  Anthemis cotula John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1967-7-20 2237 Plumas Butterfly Botanical Area and Vicinity, near barn in valley proper 1036 Comment
  CHSC94792  Antirrhinum vexillo-calyculatum 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
  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
  JEPS83412  Antirrhinum vexillocalyculatum subsp. intermedium David M. Thompson 1983-7-6 367 Plumas about 2 mi w Genesee (5.4 mi se on Beckwourth-Greenville Road from Taylorsville Park Campground entrance and junction with Arlington Road, across road from Indian Ck. .); Greenville Quad. (15', 1950) 1133 Comment
  JEPS23652  Antirrhinum vexillocalyculatum subsp. intermedium Robert Ornduff 1957-7-18 4348 Plumas 2 mi e Rich Bar (above Feather River, along U.S. Hwy 40 Alt) Comment
  UCD123491  Antirrhinum vexillocalyculatum subsp. intermedium D. Sanchez-Mata; R. Rodriguez-Rojo 1997-8-16 s.n. Plumas French Bar-Caribou. Plumas National Forest. Near North Fork of Feather River. 840 Comment
  CHSC62089  Apocynum androsaemifolium L. P. Janeway 1993-7-28 4482 Plumas Plumas National Forest. Northwest-facing slope near bottom of a western branch of Ward Creek, ca 1 mi south of Genesee Valley. 1264 Comment
  JEPS86274  Apocynum androsaemifolium W. L. Jepson 1939-7-31 19313 Plumas lower slopes Spanish Peak Spanish Peak 2042 Comment
  UCR123996  Apocynum androsaemifolium George K. Helmkamp, E. A. Helmkamp 2001-7-6 6853 Plumas Sierra Nevada Mountains, Calif. Hwy 89, ESE of Lake Almanor at Crescent Mills 976 Comment
  OBI20479  Apocynum androsaemifolium Lewis S. Rose 1967-7-10 67147 Plumas 1 mi S of Keddie; Butterfly crk and Spanish crk 884 Comment
  POM181052  Apocynum androsaemifolium subsp. pumilum A. A. Heller, B. B. Kennedy 1907-7-8 s.n. Plumas Near Greenville Comment
  SEINET10873825  Apocynum cannabinum var. glaberrimum Mary Susan Taylor 1982-6-6 Taylor 4609 Plumas T25N R7E nw sec 4. Almanor SW quad. S side of Caribou Rd, ca. 1 mi ne of Queen Lily Campground, ca. 4 air mi ne of Belden. 2700 ft. 823 Comment
  CAS-BOT-BC397881  Aquilegia formosa Mrs. E. C. Sutliffe 1920-9-1 s.n. Plumas Gold Valley Comment
  SD46531  Aquilegia formosa Robert J. Weatherby 1955-7-2 1577 Plumas Creek below Bear Ridge, near Taylor Lake 2073 Comment
  SEINET10480697  Arabis Mary Susan Taylor 1981-6-17 Taylor 3920 Plumas T25N R12E se/ne sec 28. Mt Ingalls quad. Top of Mt Ingalls, ca. 7 air mi SE of Genesee. 8372 ft elev. 2552 Comment
  UC1485463  Arabis constancei M. S. Taylor 1981-6-15 3893 Plumas ca. 2 mi. n.e. Meadow Valley (s. side of Bucks Lake Rd., ca. 50 ft e. of its junction w/ 24N29 (rd. to Deanes Valley)); Bucks Lake NE Quad. 1158 Comment
  RSA0126161  Arabis glabra J. T. Howell, Gordon H. True, Walter Knight, I. Knight 1967-7-10 2129 Plumas Butterfly Botanical Area and Vicinity. 1128 Comment
  RSA0126329  Arabis hirsuta var. glabrata E. K. Balls 1950-9-15 15826 Plumas 6 miles NW of Chester, North Fork Feather River. 1402 Comment
  CDA14667  Arabis holboellii var. pinetorum G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-23 3107 Plumas 0.1 mile west of Round Valley Reservoir dam on Dixie Canyon-Round Valley Road. 1371 Comment
  CDA19239  Arabis puberula G. D. Barbe, T. C. Fuller 1982-6-17 3825 Plumas Plumas National Forest; South shore of Frenchman Reservoir (Lake), 0.4 mi E of Frenchman Dam. 1706 Comment
  CHSC9724  Aralia californica Nancy Mosman 1971-7-11 93 Plumas Located along w side of Hwy 70 ca. 1.7 mi s of Belden turnoff. 1025 Comment
  CAS-BOT-BC407730  Arceuthobium abietinum John Thomas Howell 1960-7-20 35784 Plumas between Boiling Springs Lake and Ternimal Geyser 1859 Comment
  CAS-BOT-BC409920  Arceuthobium campylopodum John Thomas Howell 1960-7-19 35669 Plumas Lassen Volcanic National Park, Drakesbad 1828 Comment
  CAS-BOT-BC24189  Arctostaphylos John Thomas Howell 1976-7-16 51916 Plumas In area of metamorphic shaly rock just east of Bucks Summit on road to Meadow Valley. 1645 Comment
  CAS-BOT-BC24207  Arctostaphylos John Thomas Howell; Gordon H. True 1967-5-8 42197 Plumas Along Forest Service Rd. between Butterfly Valley proper and the Butterfly Botanical area Comment
  CDA20455  Arctostaphylos mewukka B. Smith August 1996 s.n. Plumas Plumas National Forest; 0.5 mi S of Cascade. 0 Comment
  UC1408974  Arctostaphylos mewukka R. F. Thorne and C. W. Tilforth 1969-9-6 39222 Plumas on Gold Lake Rd. ca 2.5 mi s Graeagle 1645 Comment
  CAS-BOT-BC40013  Arctostaphylos nevadensis Gladys L. Smith 1976-6-7 4608 Plumas Secondary road from Quincy to La Porte, drainage of Middle Fork Feather River, south end of summit ridge. 1950 Comment
  RSA52905  Arctostaphylos nevadensis R. Weatherby 1950-8-11 1526 Plumas Side of Mt. Elwell, Lakes Basin Area. 2195 Comment
  SEINET3164294  Arctostaphylos nevadensis E. K. Balls 1950-9-1 15591 Plumas Long Lake, ridge above east shore along trail going south of lake 2134 Comment
  SEINET9339325  Arctostaphylos nevadensis Unknown 1982-6-15 3718 Plumas 1 mi below and NE of Red Hill Summit, Plumas National Forest. Comment
  CAS-BOT-BC42092  Arctostaphylos patula John Thomas Howell 1975-6-16 51132 Plumas 2 miles northwest of Spring Garden 1173 Comment
  CAS-BOT-BC42100  Arctostaphylos patula Jay B. Walker; Jeff Stadler; Noah Goldstein 1994-8-3 868 Plumas On USFS rd 25N12, 2km west of USFS Quincy work center, 5km N of Quincy. 1500 Comment
  RSA139616  Arctostaphylos patula E. Nourse 1934-7-31 2 Plumas Chaparral Hill, Plumas National Forest. Bidwell Bar Quadrangle. 1616 Comment
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Aug 31 2015
  CAS-BOT-BC42090  Arctostaphylos patula John Thomas Howell 1976-4-2 51579 Plumas Near Spring Garden 1219 Comment
  SEINET11987211  Arctostaphylos truei W. Knight, Knight, I. 1981-1 3950 Plumas Tilden Botanic Garden, Berkeley, orig. from Injun Jim Campground, Feather River Hwy 640 Comment
  UC1121426  Arctostaphylos viscida subsp. viscida E. Nourse 1934-7-31 3 Plumas 2 mi sw Smith Lake (Plot 4); Plumas National Forest, Bidwell Bar Quadrangle Comment
  UC1121435  Arctostaphylos viscida subsp. viscida E. Nourse 1934-8-14 15 Plumas 2 1/2 mi e and 6 1/2 mi s Quincy; Plumas National Forest, Downieville Quadrangle Comment
  UCD59407  Arctostaphylos viscida subsp. viscida Walter and Irja Knight 1986-2-6 5220 Plumas Between bridge over north fork of Feather River near Pulga and Jarboe Gap. 640 Comment
  UC1585889  Arenaria congesta var. suffrutescens Barbara Ertter with Gary Schoolcraft 1989-7-3 8666 Plumas ca 7 airmiles s Susanville (open ridge between the two peaks); Diamond Mt peak 2316 Comment
  JEPS95599  Arenaria kingii var. glabrescens Lowell Ahart 1994-6-29 7413 Plumas about 1/2 mi S of Bucks Lake (W of a poor logging road) 1828 Comment
  CAS-BOT-BC82218  Arnica chamissonis Malcom A. Nobs; S. Galen Smith 1949-8-18 1396 Plumas Last Chance Creek, ca. 2 miles north of Lake Almanor, near Chester Comment
  RSA312503  Arnica chamissonis subsp. foliosa Malcolm A. Nobs, S. Galen Smith 1949-8-18 1396 Plumas Last Chance Creek, about 2 miles north of lake Almanor, near Chester Comment
  CHSC264  Arnica cordifolia 1953-5-10 Plumas Rush Creek, tributary to Indian River. 1097 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
  CAS-BOT-BC295855  Arnica dealbata H. E. Brown 1897-8-15 672 Plumas Near Lassen Buttes 1828 Comment
  CHSC108714  Arnica dealbata B. Castro; L. P. Janeway 2003-9-7 1455 Plumas High Cascade Range. Caribou Wilderness Area, ca 0.6 mi NW of Hay Meadow and 0.4 mi NW of Indian Meadow, along E side of trail off S end of large unnamed wet meadow. Large plts scattered in one patch between trail and creek feeding Indian Meadow. 2017 Comment
  UC1070448  Arnica dealbata G. T. Nordstrom 1934-7-9 198 Plumas 0.75 mi sse Mt. Ararat; Plumas National Forest, Bidwell Bar Quad. 1645 Comment
  JEPS107607  Arnica discoidea Lowell Ahart, Josephine Guardino 2005-8-10 12305 Plumas Along a poor logging road, northeast of a small branch of Lights Creek, east side of Forest Road 27N54, about 5 1/2 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake 1821 Comment
  UCR115324  Arnica discoidea G. D. Barbe, T. C. Fuller 1982-7-15 3740 Plumas Sierra Nevada Mtns, Plumas National Forest, 2.1 mi NE of junction with road to Red Hill Summit 1524 Comment
  CAS-BOT-BC82508  Arnica discoidea John Thomas Howell 1951-6-28 27717 Plumas Eureka Peak 2255 Comment
  CHSC36833  Arnica mollis M. S. Taylor 1981-7-22 4105 Plumas On W side of Pine Creek Valley, ca. 1.5 mi N of Argentine Rock Lookout, ca. 6 air mi N of Spring Garden. 2194 Comment
  CHSC62341  Arnica mollis B. Castro; J. Jurewicz 1990-7-18 432 Plumas Ca 6 air mi W of Crescent Mills, on flat top of knoll overlooking Bullfrog Ravine. 1752 Comment
  SEINET10475341  Arnica parryi subsp. sonnei Mary Susan Taylor 1981-7-22 Taylor 4105 Plumas T24N R11E nw/se sec 5, Spring Garden quad. In Red Fir Forest; on W side of Pine Creek Valley, ca. 1.5 mi N of Argentine Lookout, ca. 6 air mi N of Spring Garden. 7200 ft elev. 2194 Comment
  CHSC80113  Arrhenatherum elatius L. P. Janeway 1996-6-20 5026 Plumas Northern High Sierra Nevada. Along Road 25N17 (road from Virgilia to Meadow Valley) 0.3 mi from Road 25N20, in total 1.9 mi from railroad crossing and East Branch North Fork Feather River. 1066 Comment
  RSA122486  Artemisia arbuscula subsp. arbuscula C. G. Albertus 1935-8-22 273 Plumas 2.5 miles S of Bagley pass 1768 Comment
  CAS-BOT-BC90408  Artemisia douglasiana Mrs. Jos Clemens 1919-10-24 s.n. Plumas Greenville Comment
  CAS-BOT-BC90416  Artemisia douglasiana John Thomas Howell; Gordon H. True; Walter Knight; Irja Knight 1967-7-10 2217 Plumas Mouth of Butterfly Creek 883 Comment
  CHSC9714  Artemisia douglasiana Nancy Mosman 1971-7-11 81 Plumas On W side of Hwy 70 ca. 1.3 mi S of the Belden turnoff. 1025 Comment
  UC710418  Artemisia douglasiana Thomas H. Kearney Aug 14 1944-Aug 26 1944 165 Plumas near Prattville; Lake Almanor Comment
  CAS-BOT-BC90571  Artemisia dracunculus John Thomas Howell 1977-8-11 52668 Plumas Canyon of Little Last Chance Creek between Chilcoot and Frenchmans Reservoir 1676 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
  CHSC92128  Artemisia tridentata subsp. tridentata Lowell Ahart; John Dittes 2005-9-19 12414 Plumas Along the east side of a good dirt road, about 1 1/2 miles east of Kettle Rock about 1 1/2 miles southeast of Taylor Lake. 2007 Comment
  CHSC13630  Asarum lemmonii M. S. Taylor 1974-7-3 304 Plumas Fern Glen, ca. 1 mi s of Darlingtonia Bog and Spring, in Butterfly Valley Botanical Area, ca. 5 mi nw of Quincy. 1173 Comment
  CHSC23317  Asarum lemmonii L. DeBuhr; C. W. Tilforth 1975-9-20 42325 Plumas Plumas National Forest: Fern Glen, Butterfly Valley Botanic Area. 1097 Comment
  RSA232647  Asarum lemmonii Larry E. DeBuhr, G. D. Wallace 1972-5-21 587 Plumas Plumas National Forest, Butterfly Valley, 1 mile SW of Keddie, along forest road 25N12 at jct with Blackhawk Creek. Comment
  SBBG32408  Asarum lemmonii L. S. Rose 1968-6-11 68109 Plumas Butterfly Valley, 4 mi S of Keddie 1036 Comment
  JEPS103406  Asclepias cordifolia Lowell Ahart 2002-7-18 9872 Plumas Meadow, ca 100 yards S of the road to Tamarack Flat, on the N side of a small branch of Fall River, ca 1/8 mile SW of the intersection of Lumpkin Ridge Road and road to Tamarack Flat, ca 1 1/4 mile (air) NW of Little Grass Valley Reservoir dam 1709 Comment
  UC1552742  Asclepias cordifolia Frederica Bowcutt 1985-6-6 555 Plumas about 15 air mi ne Quincy (along Beckwourth Genesee Road, 1 mi of Drum Bridge); Plumas National Forest Comment
  UCSB46175  Asclepias cordifolia Reisentz, Paul 1979-5-12 Plumas At Injun Jim Campgrounds, 6.7 miles south of Beldon on Highway 70 Comment
  RSA189327  Asclepias speciosa L. S. Rose 1967-6-12 s.n. Plumas Twain, North Fork, Feather River 854 Comment
  CHSC76796  Aster alpigenus var. andersonii L. P. Janeway; B. Castro 1997-9-14 5359 Plumas Springy south-facing slope above Jamison Creek and above Road 507, 0.9 mi east of the Plumas-Eureka State Park boundary. 1828 Comment
  RSA726330  Aster breweri L. Ahart, John Dittes 2007-8-9 14445 Plumas About 120 yards east of the road, on the east slope of Mount Ingalls, about 6 air miles northwest of the north end of Lake Davis 2552 Comment
  RSA52898  Aster breweri R. Weatherby 1950-8-11 1519 Plumas Lakes Basin Area; Mt. Elwell 2287 Comment
  UCR58341  Aster campestris R. D. Goeden, Don W. Ricker 1989-8-22 890822- 3 Plumas Northern Sierra Nevada Mtns., Plumas National Forest, east side of Frenchman Lake 1725 Comment
  CDA30195  Aster eatonii L. Ahart, J. Dittes 2009-8-28 16353 Plumas 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 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
  RSA151717  Aster intermedius R. C. Bacigalupi, J. R. Sweeney, George Bacigalupi Jr. 1953-8-31 4347 Plumas Road from Greenville to Indian Agency, Indian Valley, about 2 miles east of Greenville. 1006 Comment
  UCR88745  Aster occidentalis G. Sommers 1976-7-29 201 Plumas Marble Hot Springs, Sierra Valley Marsh Comment
  RSA716701  Aster occidentalis var. occidentalis L. Ahart, John Dittes 2005-9-20 12434 Plumas North of Mud Lake, about 1/2 mile northeast of Eisenheimer Peak, about 3/4 mile south of Wilcox Valley 2042 Comment
  CDA13862  Aster radulinus G. F. Hrusa, T. D. Wilfred 1996-8-2 13456 Plumas Sierra Nevada; Terminus of USFS 23N22D. Comment
  CHSC82531  Aster radulinus L. P. Janeway 2001-7-3 7268 Plumas Northern High Sierra Nevada. Top of south-southwest facing slope overlooking Middle Fork Feather River; head of Sherman Creek. 1707 Comment
  JEPS91425  Astragalus canadensis var. brevidens Dean Wm. Taylor with Glenn L. Clifton 1990-6-26 11177 Plumas Sierra Valley; near junction Road A24 and Dyson Lane, in SW corner of the junction 1432 Comment
  CAS-BOT-BC178758  Astragalus canadensis var. brevidens Gary Schoolcraft 1984-6-27 1273 Plumas 0.4 mile east of Chilccot 1524 Comment
  CAS-BOT-BC178759  Astragalus canadensis var. brevidens T. C. Fuller 1968-7-1 17319 Plumas Hwy 49 to Loyalton, ca. 6 mi. s. of Vinton - Sierra Valley, Sierra Nevada 1524 Comment
  CAS-BOT-BC186855  Astragalus gibbsii A. A. Heller; P. B. Kennedy 1907-7-16 8868 Plumas Grade between Genessee [Genesee] Valley and Summit Comment
  CHSC21577  Astragalus lentiginosus D. E. Brink Jr.; L. M. Mayer 1975-7-24 Plumas Bucks Lake Floristic Survey. Comment
  JEPS125801  Astragalus lentiginosus var. floribundus William Harnach 2002-5-14 1059 Plumas 0.8 miles West of the intersection of Highway 49 and Dyson Lane. Comment
  SEINET10577024 Image available Astragalus pulsiferae John G. Lemmon 1872-1 Lemmon s.n. Plumas Sierra Valley to Pyramid Lake. Comment
  POM253255  Astragalus pulsiferae var. suksdorfii A. A. Heller 1938-6-22 15179 Plumas About the airfield west of Chester. 1305 Comment
  CAS-BOT-BC193045  Astragalus purshii var. tinctus L. P. Janeway 1992-5-14 4183 Plumas North side of Dotta Neck in Dotta Canyon along road on northeast side of the canyon 1712 Comment
  CAS-BOT-BC200855  Astragalus webberi John Thomas Howell; H. Keith Wagnon 1980-5-27 53604 Plumas Near Crescent Mills, in southwestern end of Indian Valley 1066 Comment
  CAS-BOT-BC200864  Astragalus webberi W. I. Follett 1930-5-20 s.n. Plumas Near Vigilia 822 Comment
  SBBG29978  Astragalus webberi D. Ripley, R. Barneby 1943-6-16 5778 Plumas Feather River W of Crescent Mills 853 Comment
  RSA0006882  Astragalus webberi R. C. Barneby 1956-1 s.n. Plumas [No location data on label] Comment
  JEPS48890  Astragalus whitneyi var. confusus Esther C. Fritz 1933-7-4 Plumas Spanish Peak Spanish Peak (in wet meadow) 2133 Comment
  CHSC102067  Asyneuma prenanthoides Lowell Ahart; John Dittes 2009-7-15 16094 Plumas On dry rocky soil, under the power line, on the south side of Forest Service Road 26N22, about 2.3 miles (air) southeast of Butt Valley Reservoir Dam. 1517 Comment
  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
  CHSC52718  Athyrium filix-femina var. cyclosorum L. P. Janeway 1990-7-19 3807 Plumas Along Emigrant Cr 1/2 mi N of the crest of Grizzly Ridge. Plumas National Forest Beckwourth Ranger District, Cascade Compartment. 2026 Comment
  JEPS35109  Athyrium filix-femina var. cyclosorum W. L. Jepson 1924-7-22 10624 Plumas Rich Point; Middle Fork Feather River 1127 Comment
  CAS-BOT-BC66098  Athyrium filix-femina var. cyclosorum Clarence R. Quick 1952-9-6 52 -316 Plumas Southeast of Meadow Valley (about 1.5 miles se. of Dean's Valley) Comment
  CHSC101841  Athysanus pusillus Lowell Ahart; John Dittes, Josephine Guardino 2009-6-15 15890 Plumas About 200 yards northwest of Lake Almanor Dam, in depression in a mined over area. 1421 Comment
  UCD97664  Atriplex rosea John Thomas Howell 1959-9-24 34969 Plumas Beckwourth. 1487 Comment
  SEINET7712043  Bahia lanata Unknown Plumas Black Hawk Creek Comment
  UC1075913  Balsamorhiza deltoidea E. K. Balls and L. W. Lenz 1955-5-14 20716 Plumas 5.4 mi ne from, along Hwy. 89 to Lake Almanor Greenville 1158 Comment
  RSA121104  Balsamorhiza hookeri E. Sawyer 1935-5-21 3 Plumas 3/4 mile WSW of Beckwith. 1494 Comment
  RSA123041  Balsamorhiza sagittata E. Sawyer 1935-5-21 2 Plumas 3/4 mile WSW of Beckwith. 1494 Comment
  UCD15498  Barbarea orthoceras Patsy Barry 1984-5-28 23 Plumas Creek at Benner Creek Campground. 1706 Comment
  CAS-BOT-BC494126  Bassia hyssopifolia W. Harnach; N. Harnach 2000-8-23 999 Plumas Sierra Valley. 1 mi W of the Steel Bridge on Marble Lane 1485 Comment
  CAS-BOT-BC76023  Berberis repens John Thomas Howell 1961-6-21 36702 Plumas Sierra Nevada. Greenville. 1097 Comment
  CHSC62419  Bidens cernua var. cernua L. P. Janeway 1993-9-22 4600 Plumas Plumas National Forest. On north side of Snake Lake. 1208 Comment
  CAS-BOT-BC102057  Bidens frondosa Lowell Ahart 1981-9-6 3103 Plumas 1 1/2 miles SW of Crescent Mills 1200 Comment
  CHSC72296  Bidens frondosa L. P. Janeway 1998-9-10 6275 Plumas Along the northwest shore of Snake Lake; about 5 mi northwest of Quincy. 1205 Comment
  JEPS102555  Bidens frondosa Lowell Ahart 2001-10-16 9367 Plumas On a high bank, and the north side of a small stream, on the NW side of Round Valley Reservoir, about 2 1/2 miles SW of Greenville. 1363 Comment
  CAS-BOT-BC102099  Bidens laevis Lowell Ahart 1981-9-6 3084 Plumas 1 1/2 miles SW of Crescent Mills 1200 Comment
  CHSC37673  Blepharipappus scaber M. S. Taylor 1982-6-28 4765 A Plumas Ramelli Ranch, between Calpine Rd (109) and cow pastures, s side of Hwy 70, ca. 1 mi w of Beckwourth. 1487 Comment
  SJSU14473  Blepharipappus scaber N. A. Hopkins 1990-8-29 1635 Plumas Marble Hot Springs Road 1493 Comment
  RSA0125999  Boechera Elmer I. Applegate 1929-6-18 5763 Plumas Between Camp Kelly and Drakesbad, Warner Valley, Mt. Lassen region. Comment
  CAS-BOT-BC16136  Boechera constancei M. S. Taylor; G. Rotta 1982-5-18 4479 Plumas Both sides of road 27N92, near Goldstripe Mine, ca. 2.25 miles southeast of Canyon Dam. 1584 Comment
  CAS-BOT-BC14006  Boechera lemmonii Mrs. E. C. Sutliffe 1927-6-1 s.n. Plumas Lassen Volcanic National Park. Drakesbad. Comment
  UCD114129  Boechera pauciflora Robert E. Preston 1985-4-4 513 Plumas Chips Creek, at confluence with North Fork Feather River, w side of Hwy 70. 670 Comment
  CHSC63451  Boechera pinetorum Lowell Ahart 1994-7-22 7494 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
  CAS-BOT-BC14657  Boechera rectissima John Thomas Howell; Gordon H. True 1973-7-31 50081 Plumas Sierra Nevada. Diamond Range. Summit ridge of Thompson Peak. 2362 Comment
  CHSC53194  Boechera rectissima L. P. Janeway 1989-6-12 3289 Plumas Plumas National Forest. Forest along south side of Red Clover Valley. 1706 Comment
  CHSC82502  Boechera rectissima Lowell Ahart 2002-6-26 9774 Plumas On the east side of the poor road, about 1/2 mile south of the intersection of Lumpkin Ridge Road and the road to Tamarack Flat, about 1 mile (air) northwest of Little Grass Valley Reservoir dam, about 4 miles (air) northwest of La Porte. 1796 Comment
  JEPS114355  Boechera rectissima Lowell Ahart 2008-7-16 15084 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
  CAS-BOT-BC25584  Boechera retrofracta Alice Eastwood 1927-6-13 14545 Plumas United States Forest Reserve. Forest Lodge near Greenville. Comment
  CHSC85677  Boechera retrofracta G. Douglas Barbe; T. C. Fuller, J. T. Howell 1981-6-23 3170 Plumas Sierra Nevada. 4.6 miles south of junction Long Valley and Rush Creek Roads, on lodge above Rush Creek. (Improved logging road at bridge over Rush Creek). 1402 Comment
  SEINET12627100 Image available Boechera retrofracta Martin Schilling 2013-1 MS 231 Plumas Thompson Peak, 0.8 air mi SE from peak, on rocky slope 2205 Comment
  CAS-BOT-BC25578  Boechera retrofracta Anna Head 1921-7-3 s.n. Plumas Feather River Canyon. Lake Center Camp. Comment
  CHSC24646  Boechera sparsiflora S. Deaton 1976-4-16 26 Plumas 100 yrds n of Highway 70 and 30 ft e of n bank of Chips Creek. Comment
  UCD114379  Boechera sparsiflora M. Vincent 1964-4-8 517 Plumas Near North Fork bridge. Comment
  CHSC88895  Boechera suffrutescens L. Hanson 1988-7-26 327 Plumas Plumas National Forest. Red Hill Lookout. 1920 Comment
  JEPS125797  Boisduvalia campestris William Harnach 2000-8-2 962 Plumas 1.5 miles South of Highway 70 on A-23, 0.25 miles East of A-23. South of Beckwourth, CA (Sierra Valley Farms). Comment
  RSA726340  Boisduvalia densiflora var. densiflora L. Ahart, Josephine Guardino 2007-7-20 14352 Plumas Strand of Lake Davis, about 100 yards southeast of Long Point, northeast side of Lake Davis. 1764 Comment
  SEINET11709137  Botrychium multifidum R. M. Austin 1878-1 s.n. Plumas no further locality Comment
  UCD136808  Botrychium multifidum Dennis Wm. Stevenson 1974-10-1 376 Plumas Between trail and Jamison Creek, 0.5 mile below (north of) Grass Lake (above Jamison Mine). 1767 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
  CHSC34290  Brickellia greenei M. S. Taylor 1981-8-25 4243 Plumas N side of 26N22F - Red Hill Rd, 1.9 mi S of its jct with 26N22 in Deadwood Canyon-Rich Gulch, ca. 6 air mi NE of Beldon. 1615 Comment
  CHSC42031  Brickellia greenei Lowell Ahart 1986-9-10 5393 Plumas Along the South Fork of the Feather River, about 3/4 mile east of the Feather Fork Mine, about 9 miles northeast of La Porte. 1706 Comment
  RSA599864  Brickellia greenei L. C. Wheeler 1959-7-14 7563 Plumas Middle Fork Feather River: McCarthy Mine, McCarthy Bar.. . Comment
  SEINET10570670  Brodiaea A. Arthur Heller, Patrick B. Kennedy 1907-7-9 Heller 8791 Plumas Prattville Comment
  UC143028  Brodiaea minor Mrs. A. L. Coombs 1902-7-7 Plumas Prattville Comment
  UCD148349  Bromus carinatus G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-25 3287 Plumas Beckwourth-Greenville Road 0.7 mile south of Arlington Road, east of Taylorsville. 1112 Comment
  CAS-BOT-BC149310  Bromus carinatus var. carinatus John Thomas Howell 1951-6-26 27551 Plumas Sierra Nevada. Greenville. 1091 Comment
  CAS-BOT-BC148747  Bromus carinatus var. marginatus John Thomas Howell 1951-6-28 27657 Plumas Sierra Nevada. Johnsville. 1584 Comment
  SEINET10934808  Bromus commutatus Mary Susan Taylor 1982-6-28 Taylor 4774 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
  CAS-BOT-BC155052  Bromus hordeaceus John Thomas Howell 1961-6-21 36666 A Plumas Sierra Nevada. Greenville. 1097 Comment
  CAS-BOT-BC155053  Bromus hordeaceus John Thomas Howell 1967-6-23 42698 a Plumas Sierra Nevada. Butterfly Valley. 1036 Comment
  UCD107476  Bromus hordeaceus Tim Kuhn 2006-6-13 30 Plumas south of Frenchman Lake. Comment
  JEPS119959  Bromus japonicus Lowell Ahart 2012-7-1 18258 Plumas About 1/4 mile east of Caribou Road, about 3 1/2 miles (air) northeast of Belden. Comment
  SBBG126105  Bromus japonicus L. Ahart 2012-6-1 18258 Plumas ca 0.75 mi E of Caribou Rd, ca 3.5 mi NE of Belden 807 Comment
  CDA14125  Bromus orcuttianus G. F. Hrusa 1997-5-3 13815 Plumas Sierra Nevada; Near summit of slope on E side of Rattlesnake Creek, S of Hwy 70 approx. 15 mi. E of Quincy. Uncommon bunching perennial in dry, +- shaded site. Comment
  CHSC58050  Bromus suksdorfii Vernon H. Oswald; Lowell Ahart 1992-6-2 4969 Plumas Lassen Volcanic National Park. Quarter section of land at the W end of Forest Rd. 29N75 on Kelly Mtn., ca. 0.75 mi (air) WSW of Kelly Camp in Warner Valley. 1822 Comment
  CAS-BOT-BC161412  Bromus tectorum John Thomas Howell 1960-7-20 35766 Plumas Lassen Volcanic National Park. Boiling Springs Lake. 1798 Comment
  SEINET190971 Image available Bromus tectorum A. A. Beetle 1941-6-28 2773 Plumas West side of Lake Almanor. Comment
  UC1131277  Bromus tectorum E. Sawyer 1935-5-21 4 Plumas 3/4 mi wsw of Beckwith 1493 Comment
  CHSC116364  Calamagrostis canadensis Sara M. Taylor; Scott Batiuk 2012-8-1 62 Plumas Plumas National Forest. Jacks Meadow. From Quincy head west on Bucks Lake Rd, right onto Silver Lake Rd (24N29X). Go until 1 km south of Silver Lake, on left is drainage (Jack's Creek). Park and hike along drainage for ~700 m. UTM zone 10, 4423691 N, 659621 E. 1676 Comment
  SDSU9750  Calandrinia ciliata R. M. Beauchamp 1965-7-17 Plumas Growing in area beside Feather River 1/2 mile north of Chester, CA. Comment
  UCSB45745  Callitriche heterophylla Reisentz, Paul 1979-5-12 Plumas 4 miles north of Injun Jim Campground; 2.7 miles south of Beldon on Highway 70 Comment
  CHSC65333  Callitriche verna Lowell Ahart 1995-10-1 7646 Plumas On the bottom of the pond (reservoir dam washed out), Onion Valley, east of Quincy La Porte Road, about 1 mile north-west of Pilot Peak. 1828 Comment
  CAS-BOT-BC132242  Calochortus W. Harnach; N. Harnach 1990-6-13 364 Plumas Sierra Valley. Ramelli Ranch (USFS) 1487 Comment
  SD6515  Calochortus Mrs. R. M. Ausin Jun 1878 Plumas Mt. Dyer. Comment
  POM109565  Calochortus leichtlinii Marcus E. Jones 1897-7-6 s.n. Plumas Prattville. 5 miles west. 1372 Comment
  POM180984  Calochortus leichtlinii A. A. Heller, P. B. Kennedy 1907-7-4 8719 Plumas Ridge east of Red Clover Valley 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
  RSA369089  Calochortus luteus Dorothy Davis 1923-7-25 s.n. Plumas Mohawk, Mt. Eureka 1372 Comment
  CHSC82360  Calochortus nudus Lowell Ahart 2002-7-6 9847 Plumas In small meadows, about 50 yards north of the gravel road, near a small branch of Coldwater Creek, about 3/4 mile southwest of Grizzly Mountain, about 2 miles (air) southwest of Haskins Valley and Bucks Lake. 1844 Comment
  SBBG30573  Calochortus nudus D. Myrick 1968-6-18 1942 Plumas Butterfly Valley, 4 mi NW of Quincy 1036 Comment
  POM258682  Calochortus nudus Marion Ownbey, Ruth P. Ownbey 1938-7-14 1740 Plumas Below Humboldt Summit on road between Jonesville and Lake Almanor Comment
  RSA303533  Calycanthus occidentalis J. R. Shevock 1972-5-19 1788 Plumas Feather River Cyn. 610 Comment
  CHSC21127  Calyptridium monospermum F. T. Griggs; A. Pass 1975-7-1 17 Plumas Buck's Lake Forest Service Survey. East of Grizzly Creek. Comment
  OBI48881  Calyptridium monospermum Joseph Andorfer Ewan 1934-7-18 8577 Plumas Camp Caldwell at Dentens, Mohawk Valley 1615 Comment
  RSA609418  Calystegia malacophylla L. C. Wheeler 1958-7-28 7339 Plumas Sierra Nevada: South Fork Rock Creek, ca. 1/2 mile E of Bottle Springs, near Quincy 1584 Comment
  CAS-BOT-BC221250  Calystegia malacophylla subsp. malacophylla Alice Eastwood 1927-6-15 14512 Plumas United States Forest Reserve. Forest Lodge near Greenville Comment
  UCR3604  Calystegia occidentalis Wm. Horn Jr. 1963-7-14 630714 10 Plumas Northern Sierra Nevada Mtns, Meadow Valley, 120-130 yards south of Bucks Lake Road, 1 mi west of Meadow Valley Store at edge of clearing 1159 Comment
  RSA508615  Camassia Mrs. R. M. Austin 1878-06 s.n. Plumas Big Meadows Comment
  UCSB13456  Camassia leichtlinii 1962-6-12 Plumas Along State Highway 36, 6.9 miles west of Chester; Sierra Nevada 1524 Comment
  UC134553  Camassia quamash subsp. breviflora A. E. Wieslander Jun 1929 110 Plumas Summit Ranch Meadows, Humboldt Road Summit Ranch Meadows; , Humboldt Road 1524 Comment
  CAS-BOT-BC497558  Camassia quamash subsp. breviflora A. L., Mrs. Coombs 1906-1-1 s.n. Plumas Prattville Comment
  CAS-BOT-BC497559  Camassia quamash subsp. breviflora John Thomas Howell 1960-7-23 35957 Plumas Plants of Lassen Volcanic National Park, near Soda Springs, Drakesbad 1828 Comment
  CAS-BOT-BC497560  Camassia quamash subsp. breviflora Anna Head 1920-7-25 s.n. Plumas Outlet to Green Lake, Feather River Region 1950 Comment
  CAS-BOT-BC160837  Camissonia tanacetifolia subsp. quadriperforata John Thomas Howell 1962-6-18 37769 Plumas Sierra Valley near Beckwourth 1487 Comment
  RSA121156  Camissonia tanacetifolia subsp. quadriperforata Wayne E. Sawyer 1935-6-10 90 Plumas 4.75 miles SE of Sugarloaf 1494 Comment
  SEINET10453245  Camissonia tanacetifolia subsp. tanacetifolia Mary Susan Taylor 1981-7-13 Taylor 3991 Plumas T25N R15E nw sec 1. Ferris Creek quad. Jct Last Chance Creek and 26N01 at its jct with 28N03 (101), 2 mi E of Jordan Flat, ca. 10 mi W of Doyle, ca. 2 mi NW of Meadow View. 5900 ft elev. 1798 Comment
  JEPS11732  Campanula prenanthoides W. L. Jepson 1939-7-29 19274 Plumas Spring Hill Trail Meadow Valley 1219 Comment
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Mar 30 2016
  SEINET11262423  Campanula prenanthoides D. W. McNeal 1996-7-26 4180 Plumas Above F.S. Rd. 25N12 through Butterfly Valley 3.5 mi sw of the jct of Hwy 70-89 n of Quincy.; 0 Comment
  SEINET10462995  Campanula prenanthoides Joseph N. Rose 1966-7-26 Rose 66409 Plumas Butterfly Valley, 3 miles west of Keddie. 1067 Comment
  SEINET10463005  Campanula prenanthoides Wagner 1919-7-6 Wagner 309 Plumas Canyon, Middle Fork of Feather River near Nelson Point 1097 Comment
  SEINET10939013  Campanula prenanthoides Mary Susan Taylor 1981-8-19 Taylor 4217 Plumas T23N R11E se 1/4 se 1/4 sec 17. Blue Nose Mt. quad. Jct Bell Creek and road 23N10, ca. 1.5 mi W of Sloat. Comment
  SEINET10872988  Campanula wilkinsiana Holt 1942-8-9 Holt s.n. Plumas DEER CREEK MEADOWS Comment
  CHSC60883  Capsella bursa-pastoris Vernon H. Oswald 1993-6-17 5553 Plumas Trail along the N shore of Willow Lake, at an old camping site ca. 0.3 mi SE of the gate in fence marking the S boundary of Lassen Volcanic National Park. 1656 Comment
  CHSC33613  Cardamine nuttallii var. covilleana M. S. Taylor 1981-6-17 2923 Plumas Jct Meadow creek and rd 25N10, e side of Mt Ingalls, ca. 8 air mi se of Genesee. Near creek. 2286 Comment
  CHSC36217  Cardamine nuttallii var. covilleana M. S. Taylor 1982-6-1 4580 Plumas Between spur rd and 27N92, nw of Goldstrip Mine, ca. 4 air mi w of Greenville. 1615 Comment
  CHSC35017  Cardamine pachystigma R. E. Preston 1982-3-20 194 Plumas W side of Hwy 70 at Pauls Cr; ca. 2 mi sw of Belden. 658 Comment
  JEPS96800  Cardamine pachystigma Dean Wm. Taylor and Glenn L. Clifton 1997-4-9 15944 Plumas Feather River Canyon; along Highway 70 near Rock Creek dam; Plumas National Forest 579 Comment
  RSA739766  Cardamine pachystigma John Dittes 2005-7-4 1195 Plumas Cascade Range, Drainage of Lights Creek, 10.8 air miles NE of Taylorsville, 7.3 air miles SW Diamond Mtn, 4.2 air miles E of Moonlight Peak, E of Lights Creek on talus slope E of above County road 213. 1296 Comment
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Oct 13 2009
  JEPS115915  Carex abrupta Lowell Ahart, John Dittes, Josephine Guardino 2009-7-21 16111 Plumas About 20 yards east of Forest Service Road 27N26, about 1000 feet northwest of Powerhouse at the north end of Butt Valley Reservoir, about 3 miles (air) southwest of Lake Almanor 1302 Comment
  CHSC56883  Carex amplifolia L. P. Janeway 1991-8-4 4118 Plumas Plumas National Forest. Meadow along Road 111 (Beckwourth-Genesee Road) 1.1 mi west of road to Bagley Pass, 1/2 mi south of Red Clover Creek at west end of Red Clover Valley. 1691 Comment
  CHSC69914  Carex amplifolia L. P. Janeway; B. Castro 1997-9-14 5360 Plumas Springy south-facing slope above Jamison Creek and above Road 507 0.9 mi east of the Plumas-Eureka State Park boundary. 1828 Comment
  CAS-BOT-BC17939  Carex angustata John Thomas Howell 1960-7-23 35945 Plumas Lassen Volcanic National Park. Drakesbad. Near soda spring. 1828 Comment
  SEINET7549687 Image available Carex angustata Unknown 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. Red Cinder 7.5' quad. 2057 Comment
  CAS-BOT-BC17933  Carex angustata John Thomas Howell 1951-6-27 27601 Plumas Sierra Nevada. McRae Meadow. 1981 Comment
  CHSC116380  Carex angustata Sara M. Talyor; Scott Batiuk and Kendra Sikes 2012-7-18 45 Plumas Quaking Fen, 720 m east of Mill Creek trail. From trailhead walk ~2 miles north on trail and then head east 720 m at a bearing of 260 degrees to fen. UTM zone 10, NAD 83, 4423775 N, 655262 E. 1940 Comment
  JEPS63509  Carex angustata W. L. Jepson 1939-7-30 19286 Plumas Spanish Creek headwater, between Fales Hill and Chaparral Hill 1584 Comment
  CAS-BOT-BC19724  Carex athrostachya John Thomas Howell 1951-6-28 27646 Plumas Sierra Nevada. Johnsville. 1584 Comment
  CHSC36854  Carex athrostachya M. S. Taylor 1982-6-28 4780 Plumas S edge of Feather River, Ramelli Ranch, ca. 1 mi sw of Beckwourth. 1487 Comment
  CHSC53653  Carex athrostachya L. P. Janeway 1984-7-13 902 Plumas Near Grizzly Creek campground, SW of Bucks Lake. 1584 Comment
  CHSC77064  Carex athrostachya G. Douglas Barbe; T. C. Fuller 1982-6-14 3687 Plumas W end of Quincy, Hwy 70 and Lawrence St. at Chevron station. 1036 Comment
  RSA59915  Carex athrostachya E. K. Balls 1950-9-15 15836 Plumas North Fork Feather River, 6 miles northwest of Chester. 1402 Comment
  SEINET7550691 Image available Carex athrostachya Unknown 2003-9-6 7981 Plumas High Cascade Range. Near un-named lake split by the Caribou Wilderness Area boundary, 2.4 km west of Hay Meadow. Red Cinder 7.5' quad. 2057 Comment
  CAS-BOT-BC19741  Carex athrostachya L. W. Swift 1934-7-18 124 Plumas Squaw Queen. 1828 Comment
  SEINET10466812  Carex athrostachya Mary Susan Taylor 1982-7-8 Taylor 4795 Plumas T23N R14E nw/se sec 27. Portola quad. S side of Feather River, ca. 1 mi sw of Beckwourth, on Ramelli Ranch, ca. 1/4 mi e of Calpine Rd (109). 4880 ft. 1487 Comment
  RSA699706  Carex aurea L. Ahart, John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11157 Plumas About 1/4 mile north of Taylor Rock, about 1 mile (air) southwest of Grizzly Peak, about 5 miles (air) south of Taylorsville, about 8 miles (air) northeast of Quincy. 2140 Comment
  CHSC97414  Carex bolanderi Robert Fischer 2006-7-2 1033 Plumas Buckslake. Between Oroville and Buckslake, off Hwy. 70, east on 4 Trees Road. Collection made at the crossing of Wildcat Creek. 1158 Comment
  JEPS113811  Carex bolanderi Lowell Ahart, John Dittes, Josephine Guardino 2007-8-10 14457 Plumas About 10 yards south of Beckwourth Gensee Road, there is a small quarry east of a poor road, the meadow and stream, about 2 miles (air) north of the north end of Lake Davis 1761 Comment
  CAS-BOT-BC19623  Carex brainerdii Walter Knight; Irja Knight; John Thomas Howell; Gordon H. True 1967-5-7 1783 Plumas The Butterfly Botanical Area and Vicinity. Trestle Glen. 1112 Comment
  CHSC94117  Carex brainerdii Lowell Ahart 2006-7-3 12901 Plumas Near the southwest edge of a basalt flat, about 1/4 mile north of Lumpkin Ridge Road, on Lumpkin Ridge, about 4 miles (air) northeast of Camp 18. 1527 Comment
  RSA189357  Carex brainerdii L. S. Rose 1967-6-19 67109 Plumas Butterfly Valley, ca. 3 miles W of Keddie. 1220 Comment
  RSA718393  Carex brainerdii L. Ahart 2006-7-3 12901 Plumas About 0.25 mile N of Lumpkin Ridge road, on Lumpkin Ridge, 4 miles (air) NE of Camp 18 1528 Comment
  RSA754531  Carex brainerdii L. Ahart, John Dittes, Josephine Guardino 2009-6-14 15861 Plumas Cut bank of Forest Road 27N01Y, about 1.3 air miles W of Lake Almanor Dam. 1463 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
  SD130960  Carex brainerdii John Thomas Howell, Gordon H. True 1967-5-7 42186 Plumas Sierra Nevada; Injin Jim Campground at confluence of Granite Creek and North Fork of Feather River. 609 Comment
  SEINET10945876  Carex brainerdii David Castaner 1989-6-18 Castaner 10222 Plumas West of Lake Almano. Along highway 89. Two miles east Tehama county line. Comment
  UC2015884  Carex canescens John Thomas Howell 1976-7-15 51841 Plumas Snake Lake, about 4 miles northwest of Quincy. Comment
  RSA201269  Carex cusickii J. T. Howell 1960-7-23 35936 Plumas Lassen Volcanic National Park. Drakesbad. Near Soda Spring. 1677 Comment
  RSA71130  Carex deflexa var. boottii L. S. Rose 1951-6-28 51035 Plumas McRae Meadows, 8 mi. sw. of Johnsville 1951 Comment
  CDA33050  Carex douglasii T. C. Fuller 1962-6-14 Plumas Southwest corner of Highway 40 Alt. & road to Loyalton, Vinton. 0 Comment
  CHSC21227  Carex echinata subsp. echinata F. T. Griggs; A. Pass 1975-8-7 312 Plumas Buck's Lake Forest Service Survey. Comment
  JEPS106380  Carex filifolia var. erostrata Lowell Ahart, John Dittes, Josephine Guardino, Robert Schlising 2004-6-14 11060 Plumas Near the west shore of Lake Davis, north of the dirt road at Lake Davis, about 12 miles (air) northeast of Slote 1765 Comment
  CAS-BOT-BC22343  Carex filifolia var. filifolia Lloyd W. Swift 1931-6-1 48 Plumas Plumas Forest. Murdock Crossing. 1676 Comment
  CAS-BOT-BC20693  Carex fracta John Thomas Howell 1960-7-19 35676 Plumas Lassen Volcanic National Park. Drakesbad. 1828 Comment
  CHSC92578  Carex fracta G. Douglas 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
  CAS-BOT-BC20699  Carex fracta L. P. Janeway; Garrett Gibson 1991-8-2 4102 Plumas Plumas National Forest. Beckwourth Ranger District. Southeast flank of Smith Peak. 1828 Comment
  RSA97918  Carex gigas J. T. Howell 1951-6-26 27535 Plumas Feather River Canyon. 854 Comment
  CHSC55437  Carex heteroneura var. heteroneura L. P. Janeway 1990-7-18 3806 Plumas Plumas National Forest. Near Emigrant Creek 1/4 mi north of the crest of Grizzly Ridge. 2103 Comment
  CHSC74289  Carex hoodii B. Castro; L. Gehrung 1998-9-23 844 Plumas Ca 3 air mi NE of Little Grass Valley Reservoir, on ridge system above S. Fork Feather River, on W side of USFS Rd 22N60 ca 1 mi S of the Pacific Crest Trail crossing. In moist opening just N of jcn of spur road 1719 Comment
  CHSC92297  Carex integra Lowell Ahart; Josephine Guardino 2005-8-9 12271 Plumas In a small drainage that runs into Fant Creek, west of the meadow, about 250 yards southwest of Fant Creek and the corral, north of Forest Road 27N09, about 6 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1597 Comment
  POM81298  Carex interior Marcus E. Jones 1897-7-3 s.n. Plumas Prattville. 1372 Comment
  CHSC112391  Carex jonesii L. P. Janeway 2014-7-16 11549 Plumas Northern High Sierra Nevada. Plumas National Forest; Happy Valley, about 6.4 air-km north-east of Cromberg; along Long Valley Creek in the middle of Happy Valley. 1719 Comment
  CHSC92302  Carex jonesii Lowell Ahart; Josephine Guardino 2005-8-10 12323 Plumas Bog in small wet meadow, a small branch of Lights Creek, east side of Forest Road 27N54, about 5 1/2 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1821 Comment
  JEPS114929  Carex jonesii Lowell Ahart 2008-7-16 15085 Plumas On the west side of a small stream, about 150 yards north of the paved road, about 1/4 mile west of the bridge where the South Fork of the Feather River flows into Little Grass Valley Reservoir, about 2 1/2 miles (air) north of La Porte 1597 Comment
  SEINET10467094  Carex kelloggii Lowell Ahart 1985-7-3 Ahart 5101 Plumas About 4 1/4 miles north-east of La Porte. Comment
  RSA565016  Carex lasiocarpa var. americana D. W. Taylor 1990-8-10 11436 Plumas Lassen Nat l Park, Little Willow Lake. 1875 Comment
  RSA517879  Carex lemmonii L. S. Rose 1967-6-10 67151 Plumas Butterfly Valley. 1098 Comment
  JEPS120536  Carex luzulina L. P. Janeway 2013-6-2 11123 Plumas Northern High Sierra Nevada. Small meadow 0.3 km east-southeast of the Buckthorn survey monument on the eastern end of Red Mountain. Comment
  CHSC96051  Carex mariposana L. P. Janeway 2006-9-9 8876 Plumas High Cascade Range. Near end of Road 29N02Y, 0.8 km southwest of confluence of Panther Creek and North Arm Rice Creek; 1.2 km northeast of Blue Lake. 1932 Comment
  SEINET10711246  Carex mariposana John Thomas Howell 1981-6-25 Howell 54343 Plumas 2.8 miles north-northeast of Englemine on Diamond Mt. Road. 1341 Comment
  SEINET7566765 Image available Carex mariposana John Thomas Howell, T. C. Fuller, G. D. Barbe 1981-6-25 54343 b Plumas 2.8 miles north-northeast of Englemine on Diamond Mt. Road. 1341 Comment
  CHSC110986  Carex mendocinensis Lowell Ahart 2012-7-1 18251 Plumas Along the creek, on both sides of the small stream, about 200 yards west of Caribou Road, about 4 miles (air) northeast of Belden. 833 Comment
  CAS-BOT-BC31944  Carex microptera John Thomas Howell 1951-6-27 27584 Plumas McRae Meadow. 1981 Comment
  CAS-BOT-BC32031  Carex multicaulis T. S. Brandegee 1892-7-4 s.n. Plumas Prattville Comment
  CAS-BOT-BC32066  Carex multicaulis Walter Knight; Irja Knight; John Thomas Howell 1966-7-27 1424 Plumas Near open forest adjacent to Pond Reservoir. Butterfly Botanical Area and Vicinity. 1097 Comment
  CAS-BOT-BC32067  Carex multicaulis Walter Knight; Irja Knight; John Thomas Howell; Gordon H. True 1967-5-8 1799 Plumas Butterfly Canyon. Butterfly Botanical Area and Vicinity. 990 Comment
  CHSC101789  Carex multicaulis Lowell Ahart; John Dittes, Josephine Guardino 2009-6-14 15860 Plumas North of cut bank of Forest Road 27N01Y, about 1.3 miles (air) west of Lake Almanor Dam. 1462 Comment
  CHSC92300  Carex nebrascensis Lowell Ahart; Josephine Guardino 2005-8-9 12255 Plumas In a small meadow and near a small drainage, between Lights Creek and Fant Creek, west of Forest Road 27N09, about 6 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1635 Comment
  CAS-BOT-BC119861  Carex nebrascensis M. S. Taylor 1982-6-14 4658 Plumas Antelope Lake quad. In wet Pioneer Meadow, E side of Antelope Lake, 1536 Comment
  SEINET11182694 Image available Carex nervina Robert F. C. Naczi, Lawrence P. Janeway 2004-7-24 10535 Plumas ca. 14 mi WSW of village of Almanor, down road from Humboldt Road (county route 308). 1777 Comment
  CAS-BOT-BC119523  Carex nudata Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1446 Plumas In bed of Spanish Creek near confluence of Butterfly Creek. 883 Comment
  CAS-BOT-BC119522  Carex nudata John Thomas Howell; Gordon H. True; Walter Knight; Irja Knight 1969-6-24 2452 Plumas Butterfly and Spanish Creeks, from water's edge near near confluence. 883 Comment
  CHSC115872  Carex pachycarpa Peter F. Zika 2013-6-28 26288 Plumas Near trailhead to Frazier Falls, FS Road 501, 4.2 road miles S of junction with Route 24, 2.0 air km WNW of Mills Peak; northern High Sierra Nevada. 1885 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
  SEINET8989732 Image available Carex pachystachya Unknown 2003-1 7907 Plumas High Cascade Range. Along the south edge of Little Willow Lake. Reading Peak 7.5' quad. Comment
  UCD140715  Carex pachystachya John Thomas Howell 1960-7-23 35958 B Plumas Lassen Volcanic National Park. Drakesbad. 1676 Comment
  CHSC56888  Carex pellita L. P. Janeway 1991-8-4 4124 Plumas Plumas National Forest. Meadow along Road 111 (Beckwourth-Genesee Road) 1.1 mi west of road to Bagley Pass; 1/2 mi south of Red Clover Creek at west end of Red Clover Valley. 1691 Comment
  CAS-BOT-BC118339  Carex praegracilis D. H. Esplin; R. K. Gierisch 1968-1-1 4 Plumas Thompson Creek drainage. 1828 Comment
  UCD108012  Carex raynoldsii Tim Kuhn 2006-7-10 61 Plumas on Plumas NF forest service road 107407. Comment
  CAS-BOT-BC118137  Carex rossii John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54267 Plumas Mt. Hough 2203 Comment
  CHSC62165  Carex scabriuscula L. P. Janeway 1993-7-15 4448 Plumas Plumas National Forest. Along Bean Creek, 0.4 mi south of the saddle between Bean Creek (tributary of upper Spanish Creek) and Berry Creek (tributary of East Branch North Fork Feather River). 1524 Comment
  CHSC81414  Carex scabriuscula Samantha Mackey 2000-9-6 304 Plumas Northern High Sierra Nevada. Frenchman Hill. Throughout the north-facing drainage. 1828 Comment
  CAS-BOT-BC28306  Carex scopulorum var. bracteosa Thomas Griggs 1975-6-1 315 Plumas Bucks Lake area. Comment
  CAS-BOT-BC28307  Carex scopulorum var. bracteosa E. K. Balls 1950-9-1 15597 Plumas East of Long Lake in meadow, sloping down to 2 smaller lakes, southern county. 2103 Comment
  CHSC76251  Carex sheldonii G. L. Ponting 1999-8-28 Plumas About 1.5 mi west-southwest of Portola. South of the railroad tracks on hummocks in seasonally wet meadow. 1487 Comment
  CHSC91825  Carex simulata G. D. Barbe; T. C. Fuller 1982-6-17 3861 Plumas Northern California. Plumas National Forest. 2 mi N of Turkey Pt Fishing Access; at the shore of the north arm of the lake. 1706 Comment
  JEPS63505  Carex simulata W. L. Jepson 1939-8-14 19414 Plumas Willow Creek 1828 Comment
  CAS-BOT-BC117370  Carex stipata var. stipata John Thomas Howell 1976-7-15 51845 Plumas Snake Lake, ca 4 mi NW of Quincy 1219 Comment
  SJSU5740  Carex stipata var. stipata Lewis S. Rose 1967-7-9 67144 Plumas Quincy 1036 Comment
  CAS-BOT-BC115997  Carex subfusca John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-22 54115 Plumas 10.6 mi NE of La Porte on road to Quincy. 1889 Comment
  CHSC109869  Carex subfusca L. P. Janeway 2012-7-7 10950 Plumas Northern High Sierra Nevada. Plumas National Forest; 200 m south of Cedar Flat. 1721 Comment
  CHSC92205  Carex subfusca Lowell Ahart; Josephine Guardino 2005-8-9 12264 Plumas In a small meadow and near a small drainage, between Lights Creek and Fant Creek, west of Forest Road 27N09, about 6 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1635 Comment
  CHSC94144  Carex subfusca Lowell Ahart 2006-7-9 12923 Plumas 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 Reservoir. 1678 Comment
  JEPS101243  Carex subfusca Dean W. Taylor 2000-8-8 17556 Plumas Wemple Cabin, Antelope Creek 1 air mi NE from Antelope Lake (upper Feather River watershed) 1859 Comment
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Aug 6 2010
  RSA702580  Carex subfusca L. P. Janeway, Robert F. C. Naczi 2004-7-24 8185 Plumas High Cascade Range. Humboldt Road crossing of small tributary of Butt Creek, 2.9 road km. from Humboldt Summit. 1756 Comment
  SJSU7499  Carex subfusca Lewis S. Rose 1968-6-10 68085 Plumas Quincy 1036 Comment
  UC1133467  Carex subfusca G. T. Nordstrom 1934-7-2 165 Plumas 1 mi se Mt. Ararat; Plumas National Forest, Bidwell Bar Quadrangle Comment
  CAS-BOT-BC115981  Carex subfusca L. P. Janeway; Jim Battagin; Rob Russell 1993-8-4 4490 Plumas Along Dolly creek at upper portion of the Walker Mine tailings. Mt. Ingalls quad. 1749 Comment
  RSA97965  Carex subfusca J. T. Howell 1951-6-27 27600 Plumas McRae Meadow. 1982 Comment
  JEPS107719  Carex utriculata Lowell Ahart, John Dittes 2005-9-19 12384 Plumas Below the high water line of Taylor Lake, on the east side of Taylor Lake, about 6 miles (air) southwest of Antelope Lake 2080 Comment
  CAS-BOT-BC115404  Carex utriculata Walter Knight; Irja Knight; John Thomas Howell 1966-7-27 1410 Plumas Abundant around Pond reservoir. 1097 Comment
  CAS-BOT-BC115418  Carex utriculata George Wilson Gillett 1957-1-1 837 Plumas Willow Lake. Marsh at N end of Lake. 1661 Comment
  CAS-BOT-BC115145  Carex vesicaria Frank Warrington Peirson 1926-6-21 6788 Plumas Open flat strip along shore of Lake, Lake Almanor. Comment
  JEPS116061  Carex whitneyi Lowell Ahart, John Dittes, Josephine Guardino 2009-6-15 15907 Plumas About 100 yards northwest of Lake Almanor Dam 1421 Comment
  JEPS81446  Castilleja M. S. Taylor 1982-6-10 4635 Plumas ca 0.5 mi sw Beckwourth (Ramelli Ranch, se of jct of Calpine Rd (109) and Hwy 70); Portola Quad. 1487 Comment
  CAS-BOT-BC249370  Castilleja applegatei Robert J. Weatherby 1955-7-26 1663 Plumas Upper end of Three Lakes Trail, near Spanish Peak 2072 Comment
  CHSC24438  Castilleja applegatei subsp. pinetorum D. E. Brink Jr.; L. M. Mayer 1975-7-8 Plumas Found in the north part of the section along the roadside above Lower Bucks Lake. Comment
  CHSC37291  Castilleja applegatei subsp. pinetorum M. S. Taylor; H. Swanson 1982-8-11 4966 Plumas On ridge between Florentine Canyon and Spencer Lakes, ca. 5 mi se of Jonsville. 2133 Comment
  JEPS10977  Castilleja applegatei subsp. pinetorum W. I. Follett 1942-7-27 132 Plumas Deadwood Summit 1386 Comment
  JEPS3890  Castilleja applegatei subsp. pinetorum R. H. Platt 1891-1 Plumas Prattville The Sierras Comment
  JEPS81463  Castilleja applegatei subsp. pinetorum M. S. Taylor and H. Swanson 1982-8-11 4966 Plumas ca 5 mi sw Johnsville (on ridge between Florentine Canyon and Spencer Lakes); Sierra City NW Quad. 2133 Comment
  CHSC52832  Castilleja arachnoidea Rimo Bacigalupi; Aldo Bacigalupi 1952-8-19 3951 Plumas On slopes to the east of Long Lake. 2042 Comment
  CHSC63474  Castilleja arachnoidea Lowell Ahart 1994-7-20 7479 Plumas 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
  JEPS9281  Castilleja arachnoidea Rimo Bacigalupi with Aldo Bacigalupi 1952-8-19 3951 Plumas e of Long Lake 2042 Comment
  JEPS95395  Castilleja arachnoidea Lowell Ahart 1994-7-20 7479 Plumas N of the Pacific Crest Trail, N side of Bunker Hill Ridge, about 1/2 mi NW of Mount Etna 1981 Comment
  SD131978  Castilleja lacera Barbara Ertter 1989-7-4 8685 a Plumas Coyote Flat W of Lake Almanor, 4.2 mi. W of jct of Hwy 89 and Hwy 36, dry meadow 1524 Comment
  UC725755  Castilleja lacera A. A. Heller 1940-5-22 15668 Plumas 2 mi n Almanor (State Hwy 89) Comment
  UC1063335  Castilleja miniata G. T. Nordstrom 1934-7-2 162 Plumas 1.5 mi se Mt. Ararat; Plumas National Forest, Bidwell Bar Quad. 1584 Comment
  CAS-BOT-BC254051  Castilleja miniata Clarence R. Quick 1934-7-4 1334 Plumas Headwater of Clear Creek, Plumas National Forest Comment
  SEINET10549615  Castilleja miniata Mary Susan Taylor 1982-8-4 Taylor 4916 Plumas T25N R10E nw/se sec 23. Greenville SE quad. ALong spring on n side of Soloman Saddle Rd, ca. 1 mi nw of Taylor Rock, ca. 7 air mi ne of Quincy. 6200 ft. 1890 Comment
  CAS-BOT-BC241044  Castilleja pilosa Lowell Ahart 1981-7-21 2954 Plumas Buzzards Roost Ridge, north of Pilot Pk. 2000 Comment
  CHSC117788  Castilleja pilosa B. Castro; Members of Plumas CRM reveg committee 2007-6-26 1653 Plumas Northern High Sierra Nevada. Plumas National Forest. Jordan Flat, on flood plain at confluence of Jordan Creek with Last Chance Creek. Ca 8.5 air mi SE of Milford, 4.8 mi SW of Hwy 395 and 10 mi NW of Doyle. 1773 Comment
  SEINET10549440  Castilleja pilosa Mary Susan Taylor 1982-5-28 Taylor 4558 Plumas T25N R14E nw/sw sec 27. Crocker Mt quad. In Sagebrush Scrub in Squaw Valley, jct of 26N70 & 28N01, ca. 16 mi s of Milford. 5600 ft. 1707 Comment
  CHSC43562  Castilleja tenuis Lowell Ahart 1975-7-16 890 Plumas About 1/2 mile east of the Feather Fork Mine, about 6 miles north of La Porte. 1828 Comment
  CHSC96934  Castilleja tenuis Lowell Ahart; John Dittes, Josephine Guardino 2007-6-8 14026 Plumas Strand of Lake Davis, southeast of the end of the road, north end of Lake Davis. 1763 Comment
  JEPS81468  Castilleja tenuis M. S. Taylor 1982-6-28 4770 Plumas ca 1 mi w Beckwourth (Ramelli Ranch, s side of Hwy 70); Portola Quad. 1487 Comment
  JEPS81472  Castilleja tenuis M. S. Taylor 1982-7-8 4800 Plumas ca 1 mi sw Beckwourth (on Ramelli Ranch, on s side of Feather River in dry edges); Portola Quad. 1487 Comment
  UC174716  Castilleja tenuis A. A. Heller and P. B. Kennedy 1907-7-6 8757 Plumas Red Clover Valley Comment
  SEINET11182774  Ceanothus cordulatus W. Harnach, N. Harnach 1990-6-27 416 Plumas Sierra Valley. W of Beckwourth, Ramelli Ranch (USFS), so of R/R. 1554 Comment
  CAS-BOT-BC49064  Ceanothus cuneatus Clarence R. Quick 1964-7-15 64 -81 Plumas At summit of Longville-Belden Road between Humbug Valley and Feather River Canyon 1478 Comment
  CAS-BOT-BC50728  Ceanothus integerrimus Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1967-7-10 2152 Plumas Butterfly Botanical Area and Vicinity - Beargrass Glade 1127 Comment
  CAS-BOT-BC50773  Ceanothus integerrimus Lewis S. Rose 1966-7-27 66064 Plumas Butterfly Creek & Spanish Creek, 1 mi. s. of Keddie 990 Comment
  RSA599856  Ceanothus integerrimus Louis C. Wheeler 1959-7-16 7581 Plumas Butterfly Creek : Butterfly Mine. Comment
  SD7268  Ceanothus integerrimus Daniel Cleveland 1877-1 Plumas Mill Creek Comment
  SEINET13945945 Image available Ceanothus integerrimus E. K. Balls 1950-1 15691 Plumas .6 mi W of Spring Garden, between Quincy and Portola, hwy 24. Alt 4000 ft. 1219 Comment
  RSA0089038  Ceanothus integerrimus var. californicus Bonnie C. Templeton 1968-6-9 11255 Plumas Butterfly Valley, ca. 10 mi. west of Quincy. 1066 Comment
  CAS-BOT-BC51044  Ceanothus integerrimus var. macrothyrsus Alice Eastwood 1927-6-18 14576 Plumas Forest Lodge, Greenville, United States Forest Reserve Comment
  UCD112014  Ceanothus integerrimus var. macrothyrsus Lewis S. Rose 1968-6-11 68097 Plumas Confluence of Butterfly Creek and Spanish Creek, near Keddie. 975 Comment
  RSA74355  Ceanothus integerrimus var. puberulus Milo S. Baker 1952-5-26 12471 Plumas Back of Cottages on yellow Creek, Belden, Feather River Canyon Comment
  UC338184  Ceanothus lemmonii Lemmon 1874-1 Plumas near Quincy (Thompson's Ranch) Comment
  CAS-BOT-BC63362  Ceanothus prostratus Elizabeth McClintock 1968-5-18 s.n. Plumas E. of Frenchman Reservoir, n. of Cholcoot. 1706 Comment
  UC569913  Ceanothus prostratus E. Sawyer 1935-5-21 15 Plumas 2 mi e Beckwith Butte; Sierraville Quad. Comment
  UCSB27421  Ceanothus prostratus Vivrette, Nancy 1971-6-6 Plumas California 89, 5 miles south of Canyon Dam 1158 Comment
  CAS-BOT-BC63329  Ceanothus prostratus Ella Dales Cantelow 1940-5-11 4284 Plumas Grade w. of Meadow Valley. Comment
  SEINET5743570 Image available Ceanothus prostratus Dean Ahrenholz 1964-1 13 Plumas Near State Hwy 89, ca. 2 miles W of Greenville.; Greenville Comment
  JEPS28668  Ceanothus velutinus George W. Gillett 1957-7-23 892 Plumas summit of Mt. Harkness Lassen National Volcanic Park 2446 Comment
  UC1552740  Ceanothus velutinus Frederica Bowcutt 1985-6-5 559 Plumas 1 mi of [sic] Drum Bridge about 15 air mi ne Quincy (n of Beckwourth Genesee Road about 1/8 mi); Plumas National Forest, ne of Quincy 1554 Comment
  UCSC000470  Ceanothus velutinus A. Lewis 1934-7-12 511 Plumas 2.5 mile E. of Mt. Fillmore. Downieville 1768 Comment
  UC1071499  Ceanothus velutinus var. velutinus A. E. Wieslander 1927-7-10 12 Plumas Silver Creek Plumas National Forest, Bidwell Bar Quad. 1524 Comment
  CHSC54355  Cerastium arvense L. P. Janeway 1991-5-9 3927 Plumas Inner canyon of North Fork Feather River, along and above Hwy 70; 1.2 mi east of Rodgers Flat and 2.0 mi east of Chambers Creek. 655 Comment
  CHSC55488  Cerastium arvense Ben Cunningham 1991-4-20 Plumas .3 mi s of Rock Creek Dam and 10 ft w of Highway 70, ca. 34 mi s of Greenville. 731 Comment
  CAS-BOT-BC384934  Cerastium arvense John Thomas Howell 1962-6-16 37632 Plumas Lewisia Rock, 3.5 miles southwest of Belden, Feather River Canyon 640 Comment
  CAS-BOT-BC388186  Cerastium fontanum Anna Head 1921-8-10 s.n. Plumas Lake Center Camp, Feather River Region Comment
  CAS-BOT-BC388188  Cerastium fontanum Alice Eastwood 1927-6-18 14692 Plumas United States Forest Reserve. Greenville Comment
  CAS-BOT-BC388189  Cerastium fontanum Walter Knight; Irja Knight; John Thomas Howell 1966-7-27 1414 Plumas Butterfly Botanical Area and Vicinity. Adjacent to Pond reservoir 1097 Comment
  UC1127893  Cercocarpus ledifolius var. ledifolius C. G. Albertus 1935-8-22 270 Plumas 2 mi wnw of Chases (Plumas National Forest); Plumas National Forest 1645 Comment
  CHSC41398  Chaenactis douglasii var. douglasii Lowell Ahart 1986-7-8 5362 Plumas Near an open bare serpentine area, south of where the road crosses Onion Valley Creek, about 1 mile north-west of Pilot Peak, about 14 miles north-east of La Porte. 1920 Comment
  OBI55499  Chaenactis douglasii var. douglasii David J. Keil, Kathleen Keil 1992-7-25 23604 Plumas Lassen NF along hwy 89/36, 5.4 mi E of hwy 32, SW of Chester Comment
  CHSC63182  Chamaesaracha nana Lowell Ahart 1994-7-7 7466 Plumas Plumas/Sierra County. On the north side of the Pacific Crest Trail, on Bunker Hill Ridge, about 1/2 mile (air) south of Pilot Peak. 2011 Comment
  CHSC74005  Chamaesaracha nana B. Castro; L. Gehrung 1998-9-29 845 Plumas Ca 4.5 air mi NE of Little Grass Valley Reservoir, on ridge system west of Pilot Peak, on S side of USFS Rd 22N60. On S edge of ridgetop, ca 50 ft S of the Pacific Crest Trail. 1993 Comment
  CHSC84419  Chamaesaracha nana Lowell Ahart 2003-9-7 10559 Plumas On the east side of the dirt road, about 50 yards north 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
  UC1242065  Cheilanthes gracillima Don Branscomb 1958-7-19 Plumas ne of Lake Basin Recreation Area; Eureka Peak area Comment
  CAS-BOT-BC494114  Chenopodium desiccatum W. Harnach; N. Harnach 2000-8-2 972 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
  CHSC103152  Chenopodium pumilio Lowell Ahart; John Dittes 2009-9-7 16380 Plumas Below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam. 1591 Comment
  RSA718946  Chenopodium strictum var. glaucophyllum L. Ahart 2006-10-8 13391 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
  CHSC56577  Chimaphila menziesii L. P. Janeway 1984-7-13 917 Plumas Near Grizzly Creek Campground (southwest of Bucks Lake). 1584 Comment
  CHSC70249  Chimaphila menziesii B. CAStro; R. Zebell, R. Fallscheer 1989-8-2 350 Plumas Ca 3.5 air mi S of Bucks Lake, 50-100 ft W of USFS Rd 23N58. 1737 Comment
  CAS-BOT-BC451341  Chimaphila menziesii John Thomas Howell 1960-7-22 35895 Plumas Lassen Volcanic National Park, Devil's Kitche3n to Drakesbad 1828 Comment
  CAS-BOT-BC452238  Chimaphila umbellata Mrs. E. C. Sutliffe 1919-8-1 s.n. Plumas Gold Lake Region Comment
  SD46614  Chimaphila umbellata Robert J. Weatherby 1950-7-7 1448 Plumas Ganser Creek, Quincy 1219 Comment
  CAS-BOT-BC452239  Chimaphila umbellata Alice Eastwood 1927-6-15 14599 Plumas Forest Lodge near Greenville, US Forest Reserve Comment
  RSA122824  Chimaphila umbellata subsp. occidentalis C. G. Albertus 1935-8-15 269 Plumas One mile south of Lovejoy. 1860 Comment
  CDA7400  Chondrilla juncea F. Surber, M. Horn 1979-8-2 Plumas Along Gold Lake Road, southwest of Highway 89, between Clio and Graeagle. Comment
  CAS-BOT-BC36254  Chrysolepis sempervirens Alice Eastwood 1927-6-15 14629 Plumas On trail to Long Valley. Forest Reserve Comment
  SEINET3141689  Chrysopsis breweri E. K. Balls 1950-9-1 15585 Plumas E shore Long Lk., toward Mt. Elwell 2103 Comment
  SDSU307  Chrysopsis villosa var. hispida D. F Howe 1978-7-16 5080 Plumas Route 49, 3 miles north of Loyalton, Plumas Co. 1463 Comment
  SEINET7450661 Image available Chrysopsis villosa var. minor W. Harnach, N. Harnach 1990-7-29 487 Plumas Sierra Valley. 2.6 miles S of Beckwourth on Co. Rd. A-23, At the gate to the old "Pat Nobel" ranch. 1490 Comment
  SEINET13709818  Chrysothamnus parryi Lowell William Ahart, Lowell William Ahart 2001-1 9186 Plumas 5 Mi. SW of Chester (T28N, R6E, sec 27, NE 1/5) 4600 Ft. 1402 Comment
  CAS-BOT-BC100826  Chrysothamnus viscidiflorus subsp. viscidiflorus L. P. Janeway 1989-9-6 3642 Plumas 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-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
  CAS-BOT-BC100829  Chrysothamnus viscidiflorus subsp. viscidiflorus E. K. Balls 1950-9-2 15666 Plumas Yellow Pine Forest, Grizzly Creek, near Grasshopper Flat, rd. from Ramelli to Walker Mine 1828 Comment
  RSA31217  Chrysothamnus viscidiflorus subsp. viscidiflorus Joseph A. Ewan 1934-7-8 8590 Plumas Railroad embankment, Camp Coldwell, Dentins Mohawk Valley 1616 Comment
  SEINET10454641  Cicuta douglasii Mary Susan Taylor 1982-7-22 Taylor 4901 Plumas T24N R8E nw/ne sec 12. Bucks Lake quad. On earth dam crossing Waupaunsie Creek, w side of Snake Lake Rd, ca. 1.5 mi ne of Meadow Valley. 4750 ft. 1448 Comment
  SEINET7451057 Image available Cirsium andersonii A. A. Heller, P. B. Kennedy 1907-7-18 8881 Plumas Grade between Beckwith (Beckwourth) and Red Clover Valley. Comment
  CHSC34319  Cirsium arvense L. Ahart 1981-9-6 3102 Plumas Indian Creek, 1/2 mi sw of the jct of Hwy 89 and Arlington Rd, ca. 1.5 mi sw of Crescent Mills. 1200 Comment
  CHSC92165  Cirsium arvense Lowell Ahart; John Dittes 2005-9-19 12391 Plumas Where the high water flows out of Taylor Lake, on the northeast side of Taylor Lake, about 6 miles (air) southwest of Antelope Lake. 2076 Comment
  JEPS102809  Cirsium arvense Lowell Ahart 2001-9-18 9272 Plumas About 100 feet north of the pond, Butterfly Valley, about 5 miles (air) NW of Quicy. 1104 Comment
  CAS-BOT-BC279955  Cirsium douglasii var. breweri John Thomas Howell 1960-7-24 35984 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  CDA1513  Cirsium ochrocentrum var. ochrocentrum T. C. Fuller, W. T. Parsons 1960-7-27 4889 Plumas Sierra Valley; W side of Loyalton-Vinton Hwy (Hwy 49) just N of Sierra County line. Comment
  CDA1515  Cirsium ochrocentrum var. ochrocentrum T. C. Fuller 1962-9-27 9665 Plumas Sierra Valley; W of Loyalton-Vinton Hwy (Hwy 49), 7.3 mi S of Vinton, just N of Sierra Co. line. Comment
  CDA1606  Cirsium undulatum J. R. Keck Jr., R. Swanson 1967-8-17 s.n. Plumas About 6 mi. s. of Vinton; 1 mi. n. of county line, 200 yds. w. of Hwy 49 to Loyalton. 0 Comment
  CAS-BOT-BC439037  Cistanthe monosperma M. Lavin 1982-6-19 4140 Plumas Northern Sierra Nevada. Sierra Buttes country, 4 mi up Gold Lake Rd from Graeagle. 12 mi 250 deg. from Portola 1706 Comment
  CHSC89914  Clarkia mildrediae subsp. lutescens N. L. Jurjavcic; W. A. Sears 2004-7-28 Plumas Northern High Sierra Nevada. Along the perimeter of the northwestern arm of Little Grass Valley Reservoir. Adjacent to a trail. Located 20-30 feet above the high water mark. 1524 Comment
  CHSC101488  Clarkia mildrediae subsp. mildrediae Samantha Mackey Hillaire 2008-6-17 1257 Plumas Transmission line openings and roadcuts in lower montane coniferous forest (brushy and grassy area). Between T24N, R06E, Tract 37, NW1/4 of NW1/4 and S03, SE1/4 of SW1/4. Elevation 2200-2400 feet. 701 Comment
  CHSC2428  Clarkia mildrediae subsp. mildrediae R. Carter 1965-6-18 237 Plumas Found in Feather R. Canyon along N side of Hwy. 40A, 20' E of Rock Creek power house. 640 Comment
  CAS-BOT-BC163853  Clarkia purpurea subsp. quadrivulnera A. A. Heller; P. B. Kennedy 1907-7-12 8827 Plumas Between Taylorville & Crescent Crescent Mills Comment
  CAS-BOT-BC163852  Clarkia purpurea subsp. quadrivulnera R. W. Thorp 1963-7-2 63 -49 Plumas East end of Quincy Comment
  HSC101679  Clarkia rhomboidea Dillon North Davis 2013-5-28 8 Plumas 4.1 miles south on FS Road 25N17 from intersection with Highway 70, ~ 400 m northwest of hairpin turn. 1520 Comment
  CAS-BOT-BC164928  Clarkia rhomboidea W. W. Wagner 1919-6-1 s.n. Plumas Vicinity of Quincy Comment
  SEINET4145701  Clarkia rhomboidea A. A. Heller, P. B. Kennedy 1907-7-4 8720 Plumas Ridge east of Red Clover Valley Comment
  UC1143254  Clarkia rhomboidea H. and M. Lewis 1950-6-30 741 Plumas 7.3 mi e Hwy. 89 and 24 junction (Quincy to Belden) Comment
  UC354492  Clarkia rhomboidea David D. Keck 1928-6-15 444 Plumas 3 mi w Sloat 1310 Comment
  CHSC66632  Clarkia stellata Vernon H. Oswald; Lowell Ahart 1996-7-15 8019 Plumas High Cascade Range. E side of the arm of Lake Almanor extending N from the Hwy. 36 causeway, S of the point where the road to Last Chance Campground (28N11) begins to parallel the lake. Along a jeep road paralleling the shore of the lake. 1371 Comment
  RSA0059949  Clarkia stellata G. Fred Hrusa 1997-5-30 13840 Plumas Sierra Nevada: 2.5 miles east of Spring Garden on Highway 70, and 0.5 mile south of Estray Creek 1540 Comment
  RSA537459  Clarkia stellata Barbara Ertter, Gary Schoolcraft 1989-7-3 8638 Plumas Road to Lone Rock and Red Rock on south side of Diamond Mountain, ca. 10 air miles south of Susanville, near Morton Creek crossing 1829 Comment
  CHSC72454  Clarkia unguiculata L. P. Janeway 1998-7-1 5693 Plumas East side of North Fork Feather River and Hwy 70, 0.4 mi south of Tobin. West-facing slope above the road. 579 Comment
  CAS-BOT-BC451745  Claytonia lanceolata Rimo Bacigalupi 1927-7-10 1677 Plumas Slopes of Mt Elwell above Long Lake 2133 Comment
  CHSC41963  Claytonia lanceolata Lowell Ahart 1986-6-4 5325 Plumas On damp broken serpentine, west of the small wash, south of the road where it crosses Onion Valley Creek, near Onion Valley, about 1 mile north-west of Pilot Pk., about 14 miles north-west of La Porte. 1828 Comment
  SBBG1926  Claytonia lanceolata H. and M. Dearing 1939-3-9 3313 Plumas N of Sierra Buttes Rd to Blairsden from Sierra City 1828 Comment
  CHSC80257  Claytonia rubra subsp. rubra L. P. Janeway 1996-6-12 5008 Plumas Northern High Sierra Nevada. 0.5 mi northeast of Deer Creek and 2.0 mi south of Spanish Creek; north side of logging spur road 0.6 mi east of Road 24N23X. 1318 Comment
  JEPS31011  Collinsia parviflora D. E. Breedlove 1962-6-12 Plumas 1 mi se Cromberg (in upper drainage of Middle Fork Feather River, on bank of Jackson Creek); Sierra Nevada, upper drainage of Middle Fork Feather River 1341 Comment
  SBBG6873  Collinsia parviflora H. and M. Dearing 1939-5-9 3317 Plumas near Blairsden on Sierra City Rd Comment
  UC1778621  Collinsia parviflora G. Douglas Barbe, T. C. Fuller 1982-7-15 3748 Plumas Shale road cut, 5.2 miles NE of junction with road to Red Hill, Plumas National Forest. 1524 Comment
  CHSC52536  Collinsia torreyi var. torreyi L. P. Janeway 1990-6-12 3713 A Plumas Rattlesnake Creek, just N of Long Valley; along road 508 ca 1.1 mi N of Hwy 70/89. Plumas National Forest. 1432 Comment
  UC1238980  Collinsia torreyi var. torreyi Freed W. Hoffman 1946-6-12 748 Plumas between Mohawk and Calpine 1524 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
  CHSC35921  Collomia heterophylla M. S. Taylor 1982-5-13 4434 Plumas Cut roadbank, across from parking lot, Gansner Park, Quincy. 1036 Comment
  CHSC73967  Collomia linearis B. Castro; L. Gehrung 1998-10-2 856 Plumas Ca 5.5 air mi NE of Little Grass Valley Reservoir, on ridge west of Pilot Peak ca 500 ft SW of jcn of the Pacific Crest Trail, Co. Rd 511, and USFS Rd 22N60. Along PCT N of Rd 22N60. 1975 Comment
  CHSC97561  Collomia linearis Lowell Ahart; John Dittes 2007-6-17 14160 Plumas High west bank of Red Clover Creek, about 30 yards east of County Road 111 (Beckwourth Gensee Road), about 1/4 mile east of bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1654 Comment
  CHSC66765  Collomia tinctoria Vernon H. Oswald; Lowell Ahart 1996-8-14 8159 Plumas Northern High Sierra Nevada. Road paralleling Spanish Creek near Greens Flat ca. 2 mi (air) NW of Meadow Valley (on the Oroville-Quincy Hwy.). Along the road. 1127 Comment
  SEINET7134355  Convolvulus arvensis W. Harnach, N. Harnach 1989-6-17 147 Plumas Sierra valley, approx 200 ft. west of the steel bridge on Marble Lane 1488 Comment
  CHSC2371  Corallorhiza maculata R. Carter 1965-6-21 249 Plumas Found on E side of Oroville-Quincy Rd., 3.05 mi. N of Buckeye Water Hole, ca. 10' from road. 1219 Comment
  SD7903  Corallorhiza striata Mrs. R. M. Austin Jun 1880 Plumas Big Meadows. Comment
  JEPS107608  Cordylanthus tenuis subsp. tenuis Lowell Ahart, Josephine Guardino 2005-8-10 12300 Plumas Along a poor logging road, northeast of a small branch of Lights Creek, east side of Forest Road 27N54, about 5 1/2 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake 1821 Comment
  JEPS113517  Cordylanthus tenuis subsp. tenuis Lowell Ahart, John Dittes, Josephine Guardino 2007-8-10 14468 Plumas About 60 yards south of Beckwourth Gensee Road, there is a small quarry east of a poor road, the meadow and stream, about 2 miles (air) north of the north end of Lake Davis 1761 Comment
  RSA40419  Cordylanthus tenuis subsp. tenuis P. A. Munz 1948-8-12 12342 Plumas Forest Lodge, Greenville. 1128 Comment
  JEPS87883  Cordylanthus tenuis subsp. viscidus Lowell Ahart 1994-7-28 7529 Plumas southwest of Bucks Lake Frenchman Hill 1706 Comment
  CAS-BOT-BC209426  Cornus nuttallii David D. Keck 1932-7-3 1650 Plumas Quincy, in the Northern Sierra Nevada 1220 Comment
  CAS-BOT-BC209428  Cornus nuttallii Mary Strong Clemens 1920-6-22 s.n. Plumas Quincy Comment
  CAS-BOT-BC209429  Cornus nuttallii Walter Knight; Irja Knight 1967-5-22 1813 Plumas Butterfly Botanical Area and Vicinity. Fern Glen 1112 Comment
  UC338280  Cornus nuttallii J. G. Lemmon 1889-5-30 Plumas Thompson's ranch near Quincy Comment
  CAS-BOT-BC210312  Cornus sericea Anna Head 1920-7-5 s.n. Plumas Lake Center Camp. Feather River Region 1920 Comment
  CAS-BOT-BC210313  Cornus sericea Anna Head 1920-6-10 s.n. Plumas Camp Rodgers, Feather River Region 701 Comment
  CDA18562  Cornus sericea subsp. occidentalis G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-26 3352 Plumas Sierra Nevada; 0.75 mile northeast of Bucks Summit on Bucks Lake Road. 1600 Comment
  UC1122816  Cornus sericea subsp. sericea D. Axelrod 1934-6-12 44 Plumas 1 mi. n.e. La Porte; Plumas Nat'l Forest, Downieville Quad. Comment
  CAS-BOT-BC401876  Corydalis caseana subsp. caseana John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-26 54364 Plumas 0.75 miles northeast of Bucks Summit on road to Quincy 1600 Comment
  CAS-BOT-BC401878  Corydalis caseana subsp. caseana Ella Dales Cantelow 1938-7-4 2295 Plumas Drakesbad Comment
  CAS-BOT-BC401879  Corydalis caseana subsp. caseana Mrs. A. L. Coombs 1906-1-1 s.n. Plumas Prattville Comment
  CHSC88659  Corydalis caseana subsp. caseana B. Castro 1992-9-28 Plumas Plumas National Forest. In a creek. 1645 Comment
  CAS-BOT-BC401868  Corydalis caseana subsp. caseana Margaret Williams 1966-7-11 s.n. Plumas Jameson Creek, above Johnsville 1859 Comment
  CAS-BOT-BC401869  Corydalis caseana subsp. caseana J. G. Lemmon No date on label s.n. Plumas Big Spring Comment
  CHSC43300  Corylus cornuta var. californica Lowell Ahart 1975-7-2 831 Plumas About 6 miles north of the Sly Creek Dam. 914 Comment
  CAS-BOT-BC287206  Cota tinctoria John Thomas Howell 1960-7-24 35995 Plumas Chester 1371 Comment
  JEPS102561  Crataegus douglasii Lowell Ahart 2001-10-16 9393 Plumas Old road crossing Indian Cr, ca 10 yds e of the railroad tracks, where railroad has a bumper, ca 400 yards s of Arlington Road, ca 30 yards e of Highway 89, ca 1 1/2 miles s of Crescent Mills. 1066 Comment
  SEINET10904934  Crepis acuminata Lowell Ahart, Peter Ahart 1983-8-17 Ahart 4332 Plumas Near Onion Valley, west of Pilot Peak, near the Quincy-LaPorte Rd, northeast of La Porte. Red Fir Forest; 2000 m. 2000 Comment
  CHSC110284  Crepis modocensis subsp. subacaulis B. Castro; L. P. Janeway 2006-6-3 1567 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. 1673 Comment
  CDA13933  Crepis monticola G. F. Hrusa 1997-6-26 13871 Plumas Sierra Nevada; 1/2 mi. NE of intersection of Hwy 70 and Rattlesnake Creek Rd (to N; USFS 508)/and Sloat Rd. (to S). Comment
  CAS-BOT-BC291600  Crepis monticola Frank W. Peirson 1926-6-22 6829 Plumas Drakesbad, Lassen National Park Comment
  CHSC41177  Crepis occidentalis subsp. conjuncta J. D. Jokerst 1984-5-14 2013 Plumas Ridge, SE of Genesee Valley, S of Ward Cr. 1584 Comment
  JEPS113449  Crepis occidentalis subsp. occidentalis Lowell Ahart, John Dittes, Josephine Guardino 2007-6-8 13986 Plumas East side of an open rocky flat, 30 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis 1965 Comment
  JEPS126596  Crepis occidentalis subsp. occidentalis Lowell Ahart 2016-6-29 21066 Plumas Top and northwest of Table Mountain, about 2 miles (air) northwest of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir Dam. Comment
  JEPS95601  Crepis pleurocarpa Lowell Ahart 1994-6-29 7411 Plumas 1/2 mi s Bucks Lake 1828 Comment
  CAS-BOT-BC190199  Crypsis vaginiflora John Thomas Howell 1959-9-26 35058 Plumas Sierra Nevada. Near Virgilia. 838 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
  UC280607  Cryptantha ambigua Katharine Brandegee Plumas Portola Comment
  CDA18476  Cryptantha torreyana G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-24 3216 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
  CHSC102145  Cryptantha torreyana Lowell Ahart; John Dittes, Josephine Guardino 2009-7-29 16223 Plumas On amp bare soil, below the high water line of Lake Almanor, 1,849 feet northwest of Lake Almanor Dam. 1591 Comment
  JEPS67883  Cryptantha torreyana W. I. Follett 1937-5-30 80 Plumas Rich Gulch 1173 Comment
  CAS-BOT-BC70457  Cryptogramma acrostichoides Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region Comment
  CAS-BOT-BC70456  Cryptogramma acrostichoides Robert J. Weatherby 1950-8-11 1506 Plumas Trail to Silver Lake, Lakes Basin Area, North Sierra Nevada Mts. 1981 Comment
  UC123025  Cryptogramma cascadensis R. M. Austin July 1876 318 Plumas Spanish Peak Comment
  JEPS28663  Cryptogramma cascadensis George W. Gillett 1957-7-23 887 Plumas Mt Harkness; Lassen Volcanic Nat'l Park 2255 Comment
  NY16614  Cupressus bakeri M. Wickman 1980-5-7 s.n. Plumas Plumas National Forest 2042.2 Comment
  RSA201283A  Cuscuta californica J. T. Howell 1960-7-19 35689 Plumas Drakesbad 1677 Comment
  CHSC63385  Cynoglossum occidentale Vernon H. Oswald 1994-6-8 6264 Plumas W side of lake at Cameron Meadows, ca. 0.5 mi S of Fleischmann Lake, ca. 6 mi NNW of Chester. Woods on the W side of the lake near its outlet. 1621 Comment
  CAS-BOT-BC190356  Cynosurus echinatus John Thomas Howell 1967-6-22 42656 Plumas Sierra Nevada. Canyon of the Feather River North Fork. Near mouth of Chambers Creek. 609 Comment
  CHSC102131  Cyperus squarrosus Lowell Ahart; John Dittes, Josephine Guardino 2009-7-29 16227 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
  RSA252446  Cyperus squarrosus Robert F. Thorne, C. W. Tilforth 1969-9-6 39231 Plumas Along Feather River, 1 mi SW of Beckwourth. 1357 Comment
  CHSC111725  Cypripedium californicum Lowell Ahart 2012-7-1 18257 Plumas On the east side of the dirt road to the large pip ... Field redacted by CHSC, contact the data manager for more information 807 Comment
  UCR133573  Cypripedium californicum Lee W. Lenz 1958-6-19 23529 Plumas North Fork Feather River above Beldon 610 Comment
  CHSC21814  Cypripedium fasciculatum F. T. Griggs; A. Pass 1975-7-31 270 Plumas Grizzly Forebay. ... Field redacted by CHSC, contact the data manager for more information Comment
  UC336579  Cypripedium fasciculatum Mrs. Austin Plumas Indian Valley Comment
  CAS-BOT-BC70677  Cystopteris fragilis John Thomas Howell 1951-6-27 27635 Plumas Jamison Creek 1828 Comment
  JEPS118098  Cystopteris fragilis Lowell Ahart 2011-9-20 17691 Plumas On the south side of Onion Valley Creek, on the north side of Pilot Peak, about 9 miles (air) northeast of La Porte 2001 Comment
  CAS-BOT-BC201013  Cytisus scoparius John Thomas Howell 1959-9-21 34720 Plumas Belden 701 Comment
  CAS-BOT-BC189787  Dactylis glomerata John Thomas Howell 1961-6-21 36683 Plumas Sierra Nevada. Greenville. 1097 Comment
  CAS-BOT-BC189662  Danthonia californica Marcus E. Jones 1897-7-3 s.n. Plumas Prattville. 1371 Comment
  CAS-BOT-BC189663  Danthonia californica A. A. Beetle 1941-6-28 2772 Plumas West side of Lake Almanor. 1828 Comment
  CHSC91829  Danthonia californica var. californica G. F. Hrusa; S. Gamairi, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16275 Plumas Northern Sierra Nevada. Butterfly Valley Botanical Area: in upper bog. 1158 Comment
  CAS-BOT-BC192350  Danthonia unispicata John Thomas Howell; Gordon H. True 1967-7-11 43296 Plumas 2.5 miles from Quincy Junction on road to Mt. Hough 1249 Comment
  CDA17278  Danthonia unispicata G. F. Hrusa, S. Gaimari, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16305 Plumas Sierra Nevada; Willow Creek Rd.m, 1.6 mi. NW of Hwy 70 & 2.6 mi. W on 70 from town of Portola. 1554 Comment
  CDA19259  Danthonia unispicata G. D. Barbe, T. C. Fuller 1982-6-17 3852 Plumas Plumas National Forest; East shore Frenchman Lake at the parking lot; Crystal Fishing Access. 1706 Comment
  SBBG32403  Darlingtonia californica L. S. Rose 1968-6-11 Plumas Butterfly Valley, 4 mi S of Keddie Marsh 1036 Comment
  SEINET7286676 Image available Darlingtonia californica Stephen L. Clement 1973-1 68- 5 -26 Plumas 1.4 miles wset of Keddie 1036 Comment
  UC170955  Darlingtonia californica H. M. Hall 1912-6-25 9275 Plumas Butterfly Valley 1127 Comment
  SEINET6647405  Darlingtonia californica L. S. Rose 1963-6-3 63109 Plumas Butterfly Valley, 2 miles SW of Keddie 914 Comment
  CHSC61239  Darmera peltata K. B. McShea 1992-4-5 2 Plumas Ca 7 mi s of Jct of Hwy 89 and Hwy 70 and 50 yds w, 17 mi se of Quincy. Comment
  SEINET5337985  Delphinium decorum L. Miller 1934-1 s.n. Plumas Near Portola, CA. 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
  CHSC87868  Delphinium depauperatum Lowell Ahart; John Dittes, Josephine Guardino, Robert Schlising 2004-6-14 11062 Plumas Near the west shore of Lake Davis, north of the dirt road at Lake Davis, about 12 miles (air) northeast of Slote. 1765 Comment
  CAS-BOT-BC9822  Delphinium nudicaule Lowell Ahart 1984-6-21 4720 Plumas 1 mile north of Turkeytown, about 2 miles northwest of Blue Nose Mountain, about 15 mi. NE of La Porte 2000 Comment
  CAS-BOT-BC9859  Delphinium nudicaule Walter Knight; Irja Knight; John Thomas Howell; Gordon H. True 1967-6-12 1940 Plumas Mouth of Butterfly Creek. Butterfly Botanical Area 883 Comment
  CAS-BOT-BC9860  Delphinium nudicaule John Thomas Howell; R. C. Barneby 1954-5-14 29558 Plumas 2 miles east of Blairsden 1493 Comment
  SEINET5338037  Delphinium nudicaule M. J. Williams 1968-5-28 s.n. Plumas Squirrel Creek. 1219 Comment
  SEINET8663348  Delphinium nudicaule C. Tanner 1999-5-7 s.n. Plumas Along "Powerline Road," between C. Roy Carmichael School and unincorporated town of Delleker. 1490 Comment
  CAS-BOT-BC116097  Delphinium nuttallianum J. T. Howell; Gordon H. True 1967-7-11 43325 Plumas Coniferous forest about 3 miles southeast of Mt. Hough 1706 Comment
  CAS-BOT-BC116474  Delphinium nuttallianum W. W. Wagner 1919-5-15 257 Plumas Massack Creek 1432 Comment
  CDA24256  Delphinium nuttallianum T. C. Fuller 1962-6-14 9005 Plumas Southwest corner of Highway 40 Alt. & road to Loyalton, Vinton. 0 Comment
  SEINET3927158  Deschampsia cespitosa A. A. Beetle 1941-6-28 2771 Plumas West side of Lake Almanor.; 0 Comment
  UC790916  Deschampsia cespitosa A. A. Beetle 1941-6-28 2771 Plumas w. side Lake Almanor Comment
  UCD61137  Deschampsia cespitosa G. L. Stebbins Jr. 1939-7-7 2912 Plumas 1/2 mile north of Quincy. Comment
  CHSC65878  Deschampsia cespitosa subsp. cespitosa L. P. Janeway 1995-10-11 4938 Plumas Lakes Basin. 0.3 mi north-northwest of Lakes Basin Campground; on east side of Gold Lake Hwy opposite the entrance to the campground. Meadow drainage. 1923 Comment
  RSA718527  Deschampsia cespitosa subsp. cespitosa L. P. Janeway, B. Castro 2006-9-9 8881 Plumas West shore of Jedidiah Colter Lake ( between Blue Lake and North Arm Rice Creek) High Cascade Range. 1981 Comment
  UCSB70492  Deschampsia cespitosa subsp. cespitosa Ahart, Lowell; Dittes, John; Guardino, Josephine 2009-7-29 Plumas South side of Forest Road 26N67F3, 1.2 miles (air) northeast of Rush Creek Hill, 2.6 miles (air) east-southeast of Caribou Powerhouse 1677 Comment
  CAS-BOT-BC198162  Deschampsia danthonioides Catherine Best 1979-6-6 s.n. Plumas On Highway 89, 2 miles west of spring Garden Comment
  CAS-BOT-BC198163  Deschampsia danthonioides W. Harnach; N. Harnach 1991-6-21 562 Plumas Next to R/R bridge east of Co. Rd. A-23, Sierra Valley 1487 Comment
  CHSC101863  Deschampsia danthonioides Lowell Ahart; John Dittes, Josephine Guardino 2009-6-15 15897 Plumas About 200 yards northwest of Lake Almanor Dam, depressions in mined over area. 1421 Comment
  CHSC97615  Deschampsia danthonioides Lowell Ahart; John Dittes 2007-6-16 14096 Plumas On dry bare soil, graded road gutter, east of the small stream, on the south side of of County Road 111 (Beckwourth Gensee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1647 Comment
  CHSC97619  Deschampsia danthonioides Lowell Ahart; John Dittes 2007-6-17 14179 Plumas On damp sand, along Red Clover Creek, about 30 yards east of County Road 111 (Beckwourth Gensee Road), about 1/4 mile east of bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1654 Comment
  RSA201362  Deschampsia danthonioides J. T. Howell 1960-7-19 35619 Plumas Lassen Volcanic National Park; Drakesbad 1677 Comment
  UC196407  Deschampsia danthonioides H. S. Yates 1913-6-24 Plumas Massack Comment
  CAS-BOT-BC201897  Deschampsia elongata John Thomas Howell 1961-6-21 36685 Plumas Greenville 1097 Comment
  UCD63490  Deschampsia elongata G. L. Stebbins Jr. 1939-7-6 2897 Plumas 1.7 miles east of Meadow Valley on road to Quincy. 1097 Comment
  SEINET10834710  Deschampsia elongata A. Arthur Heller 1915-7-7 Heller 12068 Plumas Near the summit of Soapstone ridge in the Sierra Nevada, in granite in the yellow pine belt, 12 miles west of Bucks in moist grassy places, the principal undershrubs Ceanothus and Quercus vaccinifolia. 1676 Comment
  UC570179  Descurainia incisa subsp. filipes E. Sawyer 1935-6-10 89 Plumas 4.5 mi se Sugarloaf; Sierraville Quad. 1493 Comment
  CAS-BOT-BC43035  Descurainia incisa subsp. incisa John Thomas Howell; Gordon H. True; Wayne Dakan 1974-7-30 50640 Plumas Sierra Nevada. Headwaters of Indian Creek southeast of Diamond Mountain. 2164 Comment
  SEINET10448462  Descurainia richardsonii subsp. viscosa Mary Susan Taylor 1982-5-17 Taylor 4463 Plumas 5600 ft. T22N R14E se/se sec 6. Portola quad. Dry rocky volcanic flats and outcrops, n side of 22N55, near its jct with 22N54 & 27N88, ca. 2 mi se of Portola. 1707 Comment
  CHSC47452  Dicentra formosa Lowell Ahart 1975-8-29 961 Plumas Along edge of dirt road, about 1 mi. east of the Headquartz Mine, about 10 miles south of Bucks Lake. 1828 Comment
  SEINET12091402  Dicentra formosa W. Knight, Knight, I. 1983-1 4898 Plumas On road between Chester and Drakesbad Comment
  SEINET12091634  Dicentra formosa Unknown 1984-1 11 Plumas ca 40 mi NE of Oroville and 160 yds W of the N. Fk. Feather River, along Jackass Creek 610 Comment
  SEINET10839078  Dicentra uniflora Lowell Ahart, Peter Ahart 1983-6-28 Ahart 4169 Plumas On the high banks of the South Fork of the Feather River, a little sw of the Feather Frok Mine, ca. 1.5 mi ne of Little Grass Valley Reserv., ca. 5.5 mi n of La Porte. Red Fir Forest. 1750 Comment
  CAS-BOT-BC242667  Dichanthelium acuminatum subsp. fasciculatum Beecher Crampton 1964-8-25 7157 b Plumas Lassen National Park, Devils Kitchen, Hot Springs Creek canyon, 1.5 miles W. of Drakesbad 1859 Comment
  SEINET10533901  Dichelostemma congestum A. Arthur Heller, Patrick B. Kennedy 1907-7-8 Heller 8768 Plumas Near Greenville, Calif. Comment
  CAS-BOT-BC502666  Dichelostemma multiflorum Clarence R. Quick 1934-7-4 1336 Plumas Headwaters of Clear Creek, Plumas National Forest Comment
  CAS-BOT-BC502668  Dichelostemma multiflorum Clarence R. Quick 1964-7-15 64 -83 Plumas At summit of Longville-Belden road between Humbug Valley and Feather River Canyon 1478 Comment
  CAS-BOT-BC502669  Dichelostemma multiflorum W. W. Wagner 1919-6-7 273 Plumas Sockem [Sockum] Creek, vicinity of Quincy 1371 Comment
  JEPS113539  Dieteria canescens var. canescens Lowell Ahart, Josephine Guardino 2007-7-21 14379 Plumas Around pine trees, about 100 yards northeast of the bridge, about 80 yards east of the intersection, on the north side of the Beckwourth Taylorsville Road, about 2 1/2 miles (air) northwest of the most northwest part of Lake Davis 1793 Comment
  CAS-BOT-BC494108  Dieteria canescens var. canescens William Harnach 2000-9-3 1003 Plumas Gold Mountain Development, along the river trail 1463 Comment
  CAS-BOT-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-BC290983  Dieteria canescens var. shastensis M. S. Taylor 1982-6-28 4782 Plumas Ramelli Ranch, at gate on Calpine Rd, ca. 1/4 mi s of Hwy 70, ca. 1 mi sw of Beckwourth 1487 Comment
  JEPS94296  Digitaria ischaemum Lowell Ahart 1997-9-11 7907 Plumas about 4 1/2 air mi ne of Belden (about 1/2 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
  CAS-BOT-BC153638  Diplacus jepsonii George W. Gillett 1957-7-18 808 Plumas On north-east side of Boiling Springs Lake 1813 Comment
  CHSC10697  Diplacus mephiticus Lowell Ahart 1968-6-29 Plumas Near La Porte. 1371 Comment
  CHSC20825  Diplacus torreyi K. R. Stern 1975-7-25 5836 Plumas N shore of Lake Almanor. 1371 Comment
  CHSC89535  Diplacus torreyi S. E. Schoenig 1998-7-5 98 -73 Plumas On N side of Hwy 36, 1.0 mi W of junction with Hwy 89. 7 mi W of Chester. 1493 Comment
  SEINET229741  Diplacus torreyi Noel H. Holmgren, Patricia K. Holmgren 1980-1 9440 Plumas St Hwy 36, 6.5 km (4 mi) W of Westwood 1490 Comment
  CAS-BOT-BC151697  Diplacus torreyi George W. Gillett 1957-7-19 842 Plumas Slopes across from the Devils Kitchen, on trail to the Sifford Lakes - Lassen Volcanic National Park 1981 Comment
  JEPS97403  Dodecatheon alpinum Vernon H. Oswald and L. Ahart 1994-7-24 7107 Plumas T30N R7E NW1/4 NW1/4 Sec. 27, 6400 ft, High Cascade Range, Red Fir Forest. Caribou Wilderness N of Chester, at the SW end of Indian Mdw. on the trail from Hay Mdw. to Beauty Lake 1950 Comment
  UC105773  Dodecatheon alpinum Mrs. R. M. Austin July 1896 376 Plumas Lassens Peak Comment
  UCSB45347  Dodecatheon hendersonii Reisentz, Paul 1979-5-12 Plumas 3 miles north of Quincy. Comment
  CHSC33805  Downingia bacigalupii M. S. Taylor; M. Foster, M. McCollum 1981-6-23 3945 Plumas Tamelli Ranch, along North Fork Feather River, ca. 1/4 mi s of Hwy 70, ca. 1 mi w of Beckwourth. 1493 Comment
  JEPS125925  Downingia bacigalupii D. W. Taylor 2001-6-20 17800 Plumas Ridge dividing Middle Creek from Indian Creek, about 2.5 air miles SSW of Antelope Lake dam. 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
  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
  CHSC66758  Drosera rotundifolia Vernon H. Oswald; Lowell Ahart 1996-8-14 8174 Plumas Northern High Sierra Nevada. Near Bucks Summit on ... Field redacted by CHSC, contact the data manager for more information 1676 Comment
  SEINET6647417  Drosera rotundifolia H. N. Mozingo s.n. Plumas Butterfly Valley Comment
  UCD148556  Drymocallis glandulosa G. Ledyard Stebbins 1986-6-29 C 608 Plumas Approximately 5 miles north of the town of Meadow Valley. Along Forest Service road no. 25 N-17, above Bean Creek. (Exact location unknown. Coordinates estimated by label maker). 1420 Comment
  CAS-BOT-BC534971  Drymocallis glandulosa var. reflexa Alice Eastwood 1927-6-17 14671 Plumas United States Forest Reserve, Long Valley Comment
  CHSC110475  Drymocallis lactea var. austiniae L. P. Janeway 2013-6-2 11130 Plumas Northern High Sierra Nevada. Eastern end of Red Mountain; along Road 23N69, 1.0 road km west of Road 18. 1873 Comment
  CHSC88819  Dulichium arundinaceum L. Hanson 2001-9-12 466 Plumas Plumas National Forest. Fowler Lake. 1676 Comment
  CHSC81615  Dysphania ambrosioides Lowell Ahart 2001-10-8 9331 Plumas Sand bar, on the west side of Indian Creek, about 400 yards south of ArlingtonRoad, about 200 yards east of Highway 89, about 1 1/2 miles south of Crescent Mills. 1066 Comment
  CHSC40610  Dysphania pumilio Lowell Ahart 1985-9-26 5188 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
  CHSC69526  Echinochloa colona Lowell Ahart 1997-9-11 7898 Plumas On the west edge of Caribou Road, on the west side of the North Fork of the Feather River, about 1/8 mile south of Mosquito Creek, about 5 miles (air) northeast of Belden. 792 Comment
  CHSC113859  Echinochloa crus-galli Lowell Ahart 2014-9-9 19859 Plumas Below the high water line,on the sides of Sly Creek, Sly Creek Reservoir, about 7 miles (air) southwest of La Porte. 1069 Comment
  UC1100260  Echinochloa crus-galli Malcolm A. Nobs and S. Galen Smith 1949-8-19 1413 Plumas about 2 mi s Greenville; Indian Valley Comment
  CAS-BOT-BC197241  Echinochloa muricata John Thomas Howell 1959-9-24 34925 Plumas Junction of Indian and Spanish creeks 914 Comment
  JEPS122112  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. Comment
  JEPS115518  Elatine chilensis Lowell Ahart, John Dittes 2009-9-7 16384 Plumas Below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam 1591 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
  SEINET11750455  Eleocharis acicularis L. Ahart, Ahart, P. 1985-1 5185 Plumas Little Grass Valley Reservoir, where South Fork Feather River flows in lake ca 4.25 mi NE of LaPorte 1585 Comment
  CAS-BOT-BC113512  Eleocharis bella John Thomas Howell; Gordon H. True 1967-7-9 43266 Plumas Meadow at Quincy 1036 Comment
  CAS-BOT-BC113513  Eleocharis bella John Thomas Howell; Gordon H. True; Walter Knight; Irja Knight 1967-7-12 2147 Plumas Pond reservoir. 1127 Comment
  CHSC84223  Eleocharis engelmannii Lowell Ahart 2003-7-18 10427 Plumas In a meadow, on the north side of the road, about 1/4 mile west of Lumpkin Ridge Road, about 1 1/2 miles southeast of Tamarack Flat, about 1 1/2 miles (air) northwest of Little Grass Valley Reservoir dam, about 4 1/2 miles (air) northwest of La Porte. 1709 Comment
  JEPS122329  Eleocharis engelmannii var. engelmannii Lowell Ahart 2014-9-9 19856 Plumas Below the high water line, on the sides of Sly Creek, Sly Creek Reservoir, about 7 miles (air) southwest of La Porte. Comment
  CHSC68448  Eleocharis quinqueflora L. P. Janeway 1984-9-1 1138 Plumas On the Sierra Crest, near northwest-draining channel. 2164 Comment
  CHSC78205  Eleocharis quinqueflora Lowell Ahart 2000-5-21 8384 Plumas About 200 feet northwest of the pond, Butterfly Valley, about 5 miles (air) northwest of Quincy. 1005 Comment
  CHSC84217  Eleocharis quinqueflora Lowell Ahart 2003-7-18 10432 Plumas Along a drainage, 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. 1752 Comment
  UC1748293  Eleocharis quinqueflora L. P. Janeway 2000-7-16 6920 Plumas head of East Branch Coldwater Creek Northern High Sierra Nevada 1768 Comment
  JEPS102295 Image available Eleocharis torticulmis L. P. Janeway and B. Castro 2000-7-3 6874 Plumas Sweetwater Meadow Butterfly Valley Botanical Area; Northern High Sierra Nevada 1177 Comment
  JEPS111102  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
  CAS-BOT-BC494106  Elodea canadensis William Harnach 2000-8-2 966 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-BC227606  Elymus elymoides John Thomas Howell 1977-6-20 52413 Plumas On the peninsula of Lake Almanor 1371 Comment
  CAS-BOT-BC227608  Elymus elymoides Clare B. Hardham 1978-8-11 21800 Plumas About 5 miles southeast of Thompson Peak Comment
  CHSC52757  Elymus elymoides subsp. californicus L. P. Janeway 1990-8-2 3822 Plumas Plumas National Forest. Along Joseph Cr 1/2 mi NE of the crest of Grizzly Ridge. 2057 Comment
  CHSC97530  Elymus elymoides subsp. californicus Lowell Ahart; John Dittes 2007-6-16 14143 Plumas West of a small stream, about 200 yards south of County Road 111 (Beckwourth Genesee Road), 20 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1647 Comment
  SJSU7491  Elymus glaucus Lewis S. Rose 1968-6-10 68089 Plumas Quincy Meadow 1036 Comment
  UC485750  Elymus glaucus H. F. Copeland 1932-8-24 Plumas Drakesbad 1828 Comment
  CAS-BOT-BC206517  Elymus glaucus subsp. glaucus John Thomas Howell; Gordon H. True; Walter Knight; Irja Knight 1967-7-10 2213 Plumas Mouth of Butterfly Creek - Butterfly Botanical Area and Vicinity 883 Comment
  CAS-BOT-BC213821  Elymus repens John Thomas Howell 1976-7-15 51832 Plumas Quincy - Sierra Nevada 1051 Comment
  UC641648  Elymus trachycaulus G. L. Stebbins Jr. 1939-7-9 2928 Plumas Meadow View Ranger Station; along rivulet 1889 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
  CAS-BOT-BC204405  Elymus trachycaulus subsp. trachycaulus Lewis S. Rose 1968-6-10 68095 Plumas Quincy 1036 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
  CHSC70332  Epilobium brachycarpum R. A. Schlising 1981-8-2 4180 Plumas Just N of Butte County line at Humboldt Peak, in basin draining into Scotts John Creek. 2011 Comment
  JEPS122087  Epilobium brachycarpum Lowell Ahart 2014-8-26 19784 Plumas On the north side of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. Comment
  CHSC81135  Epilobium campestre Lowell Ahart 2001-8-29 9229 Plumas On the bottom of Little Last Chance Creek, on the strand of Frenchman Lake. 1700 Comment
  CAS-BOT-BC171710  Epilobium canum subsp. latifolium Lewis S. Rose 1932-9-5 32615 Plumas Jamison Lake 1889 Comment
  RSA87538  Epilobium canum subsp. latifolium Arthur R. Kruckeberg 1951-9-2 2898 Plumas Below summit of Lakes Basin Road 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
  CDA13367  Epilobium ciliatum subsp. ciliatum G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-15 13216 Plumas Sierra Nevada; Rattlesnake Creek on S side of Hwy. 70 approx. 3 m. E of Spring Garden at inter. of Hwy 70 and Sloat Rd. Comment
  CHSC82562  Epilobium ciliatum subsp. ciliatum Lowell Ahart 2002-7-18 9869 Plumas In a small meadow, on the south side of a small upper branch of Fall River, about 100 yards north of Lumpkin Ridge Road, about 1 mile (air) southeast of Tamarack Flat, about 1/4 mile southwest of the intersection of Lumpkin Ridge Road and road to Tamarack Flat, about 1 1/2 miles (air) northwest of Little Grass Valley Reservoir dam, about 4 1/2 miles (air) northwest of La Porte. 1701 Comment
  RSA59922  Epilobium ciliatum subsp. ciliatum E. K. Balls 1950-9-15 15837 Plumas North Fork Feather River, 6 miles northwest of Chester. 1402 Comment
  CHSC65343  Epilobium ciliatum subsp. glandulosum Lowell Ahart 1995-10-1 7650 Plumas On the bottom of a pond, (reservoir dam washed out), Onion Valley, east of Quincy La Porte Road, about 1 mile north-west of Pilot Peak. 1828 Comment
  CHSC81803  Epilobium ciliatum subsp. glandulosum Lowell Ahart 2001-10-16 9371 Plumas On the southwest side of Round Valley Reservoir, about 2 1/2 miles southwest of Greenville. 1363 Comment
  SEINET12867922  Epilobium densiflorum A. Kowal, S. Batiuk 2011-9-1 NV 030 -635 Plumas Near administrative Office at Grizzly Creek Ranch. 1504 Comment
  CHSC21671  Epilobium glaberrimum subsp. glaberrimum D. Brink; L. Mayer 1975-7-11 Plumas Buck's Lake. Comment
  JEPS107627  Epilobium glaberrimum subsp. glaberrimum Lowell Ahart, Josephine Guardino 2005-8-9 12292 Plumas On the bottom of Fant Creek, about 150 yards northwest of the cabin (destroyed) and corral, north of Forest Road 27N09, about 6 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake 1597 Comment
  CHSC54481  Epilobium oregonense Vernon H. Oswald; Lowell Ahart 1991-7-30 4780 Plumas Humbug Rd at Grizzly Creek, 5.2 miles (odometer) northeast of Humbug Summit (between Humbug Summit and Humbug Valley). On a slope bordering the creek. 1777 Comment
  SEINET12078002  Epipactis gigantea R. M. Austin 1880-1 s.n. Plumas Mount Dyer 1829 Comment
  CAS-BOT-BC56991  Equisetum arvense John Thomas Howell 1960-7-19 35661 Plumas Drakesbad 1828 Comment
  CAS-BOT-BC56995  Equisetum arvense Walter Knight; Irja Knight; John Thomas Howell 1966-7-27 1395 Plumas At edge of Pond Reservoir 1097 Comment
  CHSC33823  Equisetum arvense M. S. Taylor; M. Foster 1981-6-2 3829 Plumas Entering Greenhorn and Estray Creeks, w side of Williams Loop, ca. 0.2 mi s of Spring Garden overpass on Hwy 70, ca. 7.5 mi se of Quincy. 1188 Comment
  CAS-BOT-BC56989  Equisetum arvense Lowell Ahart 1968-5-20 s.n. Plumas Sam's Camp, near Webber Lake, Lodgepole Forest 2133 Comment
  CAS-BOT-BC57396  Equisetum laevigatum John Thomas Howell 1962-6-18 37734 Plumas Near Beckwourth, Sierra Valley 1487 Comment
  CAS-BOT-BC57397  Equisetum laevigatum John Thomas Howell 1959-9-25 35003 Plumas 2 miles east of Portola 1484 Comment
  CHSC34882  Equisetum laevigatum M. S. Taylor 1981-8-31 4254 Plumas Both sides of Hwy 89, ca. 0.5 mi s of Clio. 1341 Comment
  CAS-BOT-BC57513  Equisetum telmateia John Thomas Howell; Gordon H. True 1969-4-8 45485 Plumas Feather River Canyon at Storrie 548 Comment
  CAS-BOT-BC204441  Eragrostis cilianensis John Thomas Howell 1959-9-21 34723 Plumas Belden 701 Comment
  JEPS125821  Eragrostis pectinacea var. pectinacea William Harnach 2015-7-20 1431 Plumas Just South of the intersection of Co. Rd. A-24 and Marble Lane. Comment
  CHSC107425  Eremogone aculeata L. P. Janeway 2011-8-6 10635 Plumas Northern High Sierra Nevada. Plumas National Forest; north-facing edge of the nose of the rocky ridge on southeast side of Quincy-La Porte Road, 1.7 air km northwest of Pilot Peak. 2000 Comment
  SEINET8361345  Eremogone cliftonii A. A. Heller 1915-7-7 12071 Plumas near the summit of Soapstone ridge in the Sierra Nevada; 12 miles west of Bucks. 1676 Comment
  CAS-BOT-BC174211  Eremogone congesta var. congesta L. P. Janeway 1993-7-15 4451 Plumas Top of divide between upper Spanish Creek and East Branch North Fork Feather River (above Virgilia). Along Rd 25N59 0.5 mi west of Rd 25N17. Plumas National Forest, Quincy Ranger Station 1609 Comment
  CAS-BOT-BC286646  Ericameria bloomeri John Thomas Howell; Gordon H. True 1973-7-31 50076 Plumas Summit ridge of Thompson Peak. Diamond Range 2362 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-BC286649  Ericameria bloomeri L. P. Janeway 1993-9-28 4603 Plumas Plumas National Forest, Beckwourth Ranger District. Northwest corner of Sierra Valley; ca 3.5 mi east of Portola, ca 1.3 mi west of Beckwourth; ca 0.3 mi south of Middle Fork Feather River 1499 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
  RSA201300  Ericameria bloomeri J. T. Howell 1960-8-20 36282 Plumas Kelly Camp, near Drakesbad. 1616 Comment
  CAS-BOT-BC286661  Ericameria bloomeri John Thomas Howell 1960-7-24 35990 Plumas Kelly Camp, just outside Lassen Park 1615 Comment
  CAS-BOT-BC294281  Ericameria nauseosa var. speciosa Ahart; Jokerst 1985-10-4 5192 Plumas About 1 mile west of Pilot Peak, about 9 miles north-east of La Porte 1828 Comment
  CAS-BOT-BC294297  Ericameria nauseosa var. speciosa John Thomas Howell 1959-9-25 34999 Plumas 2 miles east of Portola 1484 Comment
  CHSC45656  Ericameria nauseosa var. speciosa Vernon Oswald 1986-7-22 2220 Plumas Hwy 36 e of Chester, 10.8 mi e of the Tehama-Plumas County line. 1402 Comment
  JEPS113320  Ericameria nauseosa var. speciosa L. P. Janeway 2006-10-1 8896 Plumas Northern High Sierra Nevada. Serpentine Canyon along Hwy 70 and East Branch North Fork Feather River, about 3.5 road km west of Rich Gulch. 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
  CAS-BOT-BC294313  Ericameria nauseosa var. speciosa John Thomas Howell 1960-7-24 35991 Plumas Kelly Camp, just south of Lassen Park 1615 Comment
  JEPS102641  Ericameria parryi var. latior Lowell Ahart 2001-8-28 9186 Plumas Along the sides of the dirt roads, along road C - Line of Roseburg Resources Company, 1/8 mile south of Highway 36 and 89 at sign of Roseburg Lumber Company, Almanor Tree Farm, A Producing Forest, about 5 miles (air) SW of Chester. 1402 Comment
  UC203269  Ericameria parryi var. nevadensis I. M. Johnston 1919-9-2 2180 Plumas Portola Comment
  CAS-BOT-BC293516  Erigeron annuus David D. Keck 1932-7-3 1691 Plumas Quincy, in the Northern Sierra Nevada 1065 Comment
  CAS-BOT-BC294471  Erigeron bloomeri var. bloomeri John Thomas Howell 1962-6-18 37791 Plumas Sierra Valley near Beckwourth 1487 Comment
  CHSC81607  Erigeron canadensis Lowell Ahart 2001-10-8 9319 Plumas On the north side of Indian Creek, below or near the highwater line of Antelope Lake, about 24 miles (air) northeast of Quincy. 1524 Comment
  CAS-BOT-BC294961  Erigeron compositus Clare B. Hardham 1970-8-9 17716 TT Plumas Road to Thompson Peak Lookout 2133 Comment
  CAS-BOT-BC297192  Erigeron coulteri L. P. Janeway 1990-7-25 3814 Plumas About 0.2 mi. northwest of Emigrant Creek and about 0.3 mi. southeast of Little Grizzley Creek, Plumas National Forest, Beckwourth Ranger District, Cascade Compartment 1828 Comment
  CAS-BOT-BC295995  Erigeron divergens Gordon H. True; John Thomas Howell 1969-6-23 45838 Plumas 4.7 miles north of Nelson Point on road to Quincy 1188 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
  RSA641874  Erigeron eatonii Michael A. Vincent 1999-6-7 8526 Plumas Plumas National Forest; Milford Ranger District; west of Frenchman Lake along FS Route 11. Comment
  CAS-BOT-BC300399  Erigeron eatonii var. plantagineus A. A. Heller; P. B. Kennedy 1907-7-3 8704 Plumas Hills above Red Clover Valley Comment
  CHSC72433  Erigeron eatonii var. plantagineus L. P. Janeway 1998-6-24 5667 Plumas South side of Ferris Creek about 1 mi southwest of Last Chance Creek (near 'Ferris Cabin'). Along Road 28N03. 1780 Comment
  CAS-BOT-BC300401  Erigeron eatonii var. plantagineus John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-25 54347 Plumas 4.8 miles northwest of Antelope Reservoir 1661 Comment
  UC1538512  Erigeron eatonii var. plantagineus John L. Strother 1987-6-28 1359 Plumas ca 6 mi n Beckwourth (along road to Genes, n of Sierra Valley) 1750 Comment
  CAS-BOT-BC300421  Erigeron eatonii var. sonnei C. R. Quick 1950-6-18 50 -07 Plumas 1 mile W of Almanor Inn, on S shore of Lake Almanor Comment
  JEPS108583  Erigeron filifolius L. P. Janeway 2005-7-30 8505 Plumas Northern High Sierra Nevada. Southern end of Diamond Moun-tains along Road 24N44 0.2 km east of Snow Lake; 4.7 km south-southwest of Adams Peak 1884 Comment
  CAS-BOT-BC300842  Erigeron glacialis var. glacialis Anna Head 1921-7-5 s.n. Plumas Lake Center Camp, Feather River Region Comment
  CAS-BOT-BC300843  Erigeron glacialis var. glacialis Anna Head 1920-7-12 s.n. Plumas Near Lake Center Camp, Feather River Region 1920 Comment
  CDA15404  Erigeron inornatus var. inornatus G. F. Hrusa 1996-8-23 13527 Plumas Sierra Nevada; alongside USFS 23N51, W side of Bull Run Creek approx. 1/4 mi. above road crossing. 1.5 mi. E of Lava Peak, & 2.5 mi. NE of Cromwell townsite. Comment
  SEINET5507544  Erigeron inornatus var. inornatus R. Spellenberg, M. Spellenberg 2013-7-23 14580 Plumas 28 air km NW of junction of Plumas, Lassen and Sierra counties, 6.4 km N of Beckwourth on Beckworth-Genesee Rd. (USFS 177) 1665 Comment
  OBI49210  Erigeron lassenianus Lewis S. Rose 1939-6-8 39264 Plumas S end of Lake Almanor 1372 Comment
  RSA121437  Erigeron lassenianus E. Sawyer 1935-6-3 66 Plumas 2.25 miles SSE of Beckwith, Plumas National Forest 1585 Comment
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Aug 21 2012
  UC1730267  Erigeron lassenianus var. deficiens L. P. Janeway and B. Castro 1995-8-23 4898 Plumas about 1 mi NW of Little Grass Valley Reservoir (junction of Lumpkin Ridge Road and the 94 road; on the divide between Fall River and Black Rock Creek) 1735 Comment
  CAS-BOT-BC295495  Erigeron lassenianus var. lassenianus D. E. Breedlove 1962-6-12 3441 Plumas Along State Hwy. 36, 6.9 miles west of Chester 1524 Comment
  UC54099  Erigeron lassenianus var. lassenianus H. M. Hall and E. B. Babcock July 1903 4419 Plumas Warner Creek 1463 Comment
  CHSC110375  Erigeron petrophilus var. sierrensis Lowell Ahart 2012-9-5 18442 -A Plumas On the east side of the South Fork of the Feather River, about 400 yards northeast of the County Road where it crosses the South Fork of the Feather River, about 3/4 mile (air) southwest of Pilot Peak, about 8-1/2 miles (air) northeast of La Porte. 1940 Comment
  CHSC72438  Erigeron petrophilus var. sierrensis L. P. Janeway 1996-8-9 5062 Plumas On west side of Road 18 at junction with Road 23N69; at extreme east end of Red Mountian; about 2 mi south of Haskins Valley. 1792 Comment
  CDA19276  Erigeron pumilus var. intermedius G. D. Barbe, T. C. Fuller 1982-6-17 3862 Plumas Plumas National Forest; Frenchman Lake. 2 mi N of Turkey Pt Fishing Access; 1706 Comment
  CAS-BOT-BC300118  Erigeron pumilus var. intermedius Gary Schoolcraft No date on label 2238 Plumas Unspecified 1554 Comment
  CAS-BOT-BC300124  Erigeron pumilus var. intermedius Mrs. H. C. Cantelow 1951-7-29 19 Plumas Hwy 24 about 6 miles e. of Blairsden Comment
  UCD169241  Erigeron robustior S. L. Welsh; N. D. Atwood 2001-6-13 28127 Plumas Red Clover Valley, ca 12 miles north of Beckwourth. 1678 Comment
  UCD119306  Eriodictyon lobbii G. F. Hrusa 1989-6-25 7195 Plumas Above Bucks Lake. 2286 Comment
  RSA107090  Eriogonum baileyi var. baileyi L. S. Rose 1955-7-19 55153 -A Plumas East slope of Beckwourth Pass 1494 Comment
  JEPS125730  Eriogonum baileyi var. praebens William Harnach 2015-7-26 1434 Plumas Beckwourth Pass. Comment
  CDA12093  Eriogonum douglasii G. F. Hrusa, G. L. Webster 1989-5-1 7016 Plumas Modoc Plateau; Hwy 70 between Vinton & Beckwourth. Comment
  SJSU14705  Eriogonum douglasii var. meridionale N. A. Hopkins 1991-7-3 1699 Plumas just N of Doyles Crossing on rd fronm Red Clover Valley to Janesville 1524 Comment
  CHSC40852  Eriogonum elatum var. elatum K. R. Stern 1985-6-25 8225 Plumas Vicinity of Blairsden. 1432 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
  CAS-BOT-BC255756  Eriogonum elatum var. villosum M. S. Taylor 1982-7-12 4982 Plumas Along Jackson Creek Road (32N49), ca. 1 mi. NW of Mt. Jackson, ca. 5 air mi nw of Mohawk 1645 Comment
  CAS-BOT-BC259363  Eriogonum lobbii Lowell Ahart 1983-8-17 4325 Plumas South of Onion Valley, near the Quincy La Porte Road, west of Pilot Pk., north-east of La Porte 2000 Comment
  CHSC34723  Eriogonum luteolum var. luteolum M. S. Taylor 1981-7-26 4114 Plumas On open, rocky serpentine cliff, n side of Caribou Rd, 3.7 mi ne of its jct with Hwy 70 near Belden. 853 Comment
  UCD100503  Eriogonum nudum John Thomas Howell 1955-7-20 30853 Plumas Mohawk. 1371 Comment
  CDA13426  Eriogonum nudum var. deductum G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13274 Plumas Sierra Nevada; Adjacent to Bull Run Creek off USFS 23N12E. Comment
  CDA18581  Eriogonum nudum var. deductum G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-25 3296 Plumas Sierra Nevada; 0.5 mile southwest of Engle Mine townsite, on Diamond Mountain Road. 1219 Comment
  POM180957  Eriogonum nudum var. deductum A. A. Heller, P. B. Kennedy 1907-7-13 8834 Plumas between Taylorville and Little Grizzly creek Comment
  CHSC62153  Eriogonum nudum var. nudum L. P. Janeway 1993-7-31 4485 Plumas Plumas National Forest. Along Cascade Road 0.6 mi north of Fall River crossing; between Mineral Springs Ravine and Dark Canyon. Road cutbank. 1066 Comment
  CAS-BOT-BC269730  Eriogonum nudum var. oblongifolium T. C. Fuller; G. D. Barbe 1981-6-23 54131 Plumas At Round Valley Reservoir dam 1371 Comment
  RSA238625  Eriogonum nudum var. oblongifolium James L. Reveal 1971-6-23 2469 Plumas Along CA Hwy 70 and 89, 2.2 miles north of Keede and about 1 mile north of the bridge over Spanish Creek. 915 Comment
  UCD100757  Eriogonum palmerianum John Thomas Howell 1955-7-19 30806 Plumas Vinton. 1511 Comment
  CAS-BOT-BC269956  Eriogonum spergulinum var. reddingianum Alice Eastwood 1927-6-27 14888 Plumas United States Forest Reserve. On road from Chilcott [Chilcoot] Comment
  CAS-BOT-BC269958  Eriogonum spergulinum var. reddingianum F. Thos. Griggs 1975-1-1 202 Plumas Bucks Lake area 2133 Comment
  CHSC102438  Eriogonum spergulinum var. reddingianum L. P. Janeway; B. Castro 2009-6-7 9802 Plumas Northern High Sierra Nevada. Lower Thompson Valley 1.5 km north of Red Clover Creek, 180 m southwest of Thompson Valley Creek. Broad valley of wet and dry meadow complex and sagebrush flats. 1672 Comment
  CHSC34734  Eriogonum spergulinum var. reddingianum M. S. Taylor 1981-7-13 3990 Plumas N side of 25N25Y, among sage. Head of Ferris Creek, ca. 12 mi e of Doyle. 2164 Comment
  RSA201373  Eriogonum spergulinum var. reddingianum J. T. Howell 1960-7-18 35577 Plumas Wooded meadow borders. Drakesbad. 1677 Comment
  CAS-BOT-BC269960  Eriogonum spergulinum var. reddingianum Herbert L. Mason 1924-6-20 1080 Plumas Between Gold Lake & Bear Lake Comment
  CAS-BOT-BC262750  Eriogonum strictum var. anserinum Alice Eastwood 1927-6-27 14877 Plumas United States Forest Reserve, Chilcott [Chilcoot], S.E. Plumas Co. 1524 Comment
  CHSC53055  Eriogonum strictum var. proliferum L. P. Janeway 1989-6-23 3381 Plumas Plumas National Forest Beckwourth Ranger District. Upper w-facing slope in ridge between Crocker Mdw and Dotta Cr. 1889 Comment
  UCD105974  Eriogonum umbellatum Jesse Miller 2010-1 s.n. Plumas Plumas National Forest. Southwest of Caribou. Near the north fork of the Feather River. 1524 Comment
  CAS-BOT-BC267492  Eriogonum umbellatum Gregory Whipple 1973-7-23 s.n. Plumas Vicinity of Quincy Comment
  CAS-BOT-BC267493  Eriogonum umbellatum Noel H. Holmgren; James L. Reveal 1966-7-19 2905 Plumas California 89, north end of Spring Garden (town) 1219 Comment
  CHSC115804  Eriogonum umbellatum var. ahartii Lowell Ahart; Jason Deurloo 2015-8-25 20529 Plumas On the bottom of the Bean Hill Mine, hydraulic mine in serpentine, 2.8 miles (air) east-northeast of Silver Lake, 3.3 miles (air)south Twain, 7.8 miles (air) west-northwest of Quincy. 1367 Comment
  NY399135  Eriogonum umbellatum var. dumosum Anonymous s.n. Plumas Comment
  CHSC34744  Eriogonum umbellatum var. modocense M. S. Taylor 1981-8-20 4230 Plumas At jcts of rds 26N18, 26N92, and 27N92, ca. 0.5 mi e of Long Valley Mine, ca. 4 air mi w of Greenville. 1615 Comment
  CHSC67686  Eriogonum umbellatum var. modocense James D. Jokerst 1985-7-23 2541 Plumas Arid slopes adjacent to old county road ca. 400 ft. elevation above Hwy. 70 N of Indian Creek, due N of Indian Falls. 807 Comment
  CHSC34728  Eriogonum umbellatum var. nevadense M. S. Taylor 1981-6-16 3910 Plumas NW side of rd 24N07, ca. 1 mi nw of Smith Peak Lookout, ca. 7 mi ne of Blairsden. 2072 Comment
  JEPS95292  Eriogonum umbellatum var. nevadense Lowell Ahart 1994-7-28 7528 Plumas SW of Bucks Lake (NE of Frenchman Hill) 1706 Comment
  LA207047  Eriogonum umbellatum var. nevadense Joseph Andorfer Ewan; 1934-7-16 8511 Plumas Sierra Nevada, Long Lake, Mt. Elwell region 2072 Comment
  UC1032275  Eriogonum umbellatum var. nevadense C. W. Hanks 1934-8-9 27 Plumas mtns. n Sierra Valley; Plumas National Forest, Sierraville Quadrangle 1859 Comment
  UC1032279  Eriogonum umbellatum var. nevadense C. G. Albertus 1935-8-13 262 Plumas Mt. Ingalls Plumas National Forest, Downieville Quadrangle, Mt. Ingalls 2553 Comment
  RSA724904  Eriogonum umbellatum var. polyanthum L. P. Janeway 2007-7-12 9161 Plumas Ridgetop on north side of Oak Ridge, 1.4 air km north-northwest of Grizzly Summit. Ridge top of shallow soil and rock outcrops (soapstone) dominated by huckleberry oak with scattered Jeffrey pine, incense cedar. 1743 Comment
  CAS-BOT-BC262247  Eriogonum ursinum Clare B. Hardham 1961-6-15 7420 Plumas Sierra Nevada Mountains. Engelmine [Engel Mine] 1828 Comment
  RSA238655  Eriogonum ursinum James L. Reveal 1971-6-23 2468 Plumas Along California Highway 89, 4 mi. northwest of Greenville and about 4 mi. southeast of Canyondam. 1220 Comment
  SEINET10479583  Eriogonum ursinum Mary Susan Taylor 1982-8-4 Taylor 4914 Plumas T25N R10E sw sec 23. Greenville SE quad. Along 25N10Y, ca. 1 mi ne of Taylor Rock, ca. 6 air mi ne of Quincy. Dry gravelly soil in Mixed Evergreen Forest. Comment
  SEINET10904447  Eriogonum ursinum Mary Susan Taylor, M. Foster 1981-6-15 Taylor 3895 Plumas T24N R8E w half nw sec 13, Bucks Lake quad; S side of Bucks Lake Rd, ca. 50 ft E of jct with 24N29 (rd to Deanes V.), ca. 2 mi NE of Meadow Valley; serpentine outcrop with scattered basaltic outcrop in Mixed Coniferous Forest; 3800 ft. 1158 Comment
  CHSC75519  Eriogonum ursinum var. ursinum G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-23 3120 Plumas Dry rocky slope next to seep area in serpentine, 2.65 miles west of Round Valley Reservoir dam. 1569 Comment
  CHSC79076  Eriogonum vimineum L. P. Janeway; B. Castro 2000-7-3 6879 Plumas Northern High Sierra Nevada. At Hwy 70 overlook of Rich Bar; East Branch North Fork Feather River. 786 Comment
  CHSC84500  Eriogonum vimineum John Dittes; Lowell Ahart 2003-8-8 2003 -84 Plumas Northern High Sierra Nevada; northwest edge of Sierra Valley, ca. 3.9 air-miles east of Portola, ca. 0.7 air-mile southwest of Beckwourth, ca. 0.1 air-mile south of Middle Fork Feather River. Meadow at edge of Beckwourth-Calpine Road (A23). 1488 Comment
  NY399606  Eriogonum vimineum W. W. Eggleston 1910-8-27 6229 Plumas Clio 1390 Comment
  RSA60132  Eriogonum vimineum E. K. Balls 1950-9-5 15675 Plumas on La Porte rd., 3 mi. S of turn off from Hwy 24, east of Quincy, 1220 Comment
  SJSU14292  Eriogonum vimineum N. A. Hopkins 1989-8-29 1595 Plumas 1 mi N of Chilcoot Comment
  UC366027  Erioneuron J. G. Lemmon and wife 1880-7-1 355 Plumas Indian Valley; U.S. Pacific Coast, N. California, Indian Valley Comment
  SJSU14723  Eriophyllum lanatum N. A. Hopkins 1991-6-28 1693 Plumas between Milford Fork & Doyles Crossing on road from Red Clover Valley to Janesville 1524 Comment
  CAS-BOT-BC301312  Eriophyllum lanatum var. croceum Lewis S. Rose 1969-6-24 69050 Plumas Butterfly Valley, 3 mi. west of Keddie 1158 Comment
  CAS-BOT-BC301313  Eriophyllum lanatum var. croceum John Thomas Howell 1975-6-16 51145 Plumas 2 miles northwest of Spring Garden 1173 Comment
  RSA32738  Eriophyllum lanatum var. grandiflorum A. A. Heller 1938-5-30 15133 Plumas Near Rich Bar, on Feather River Highway 762 Comment
  CAS-BOT-BC308266  Eriophyllum lanatum var. integrifolium Lewis S. Rose 1934-7-23 34412 Plumas Chilcoot, Sierra Valley 1522 Comment
  CAS-BOT-BC308269  Eriophyllum lanatum var. integrifolium L. Constance 1933-7-5 115 Plumas Slopes above the Feather River, 3 miles east of Keddie Comment
  JEPS122166  Eriophyllum lanatum var. integrifolium Lowell Ahart 2014-8-26 19776 Plumas In the center of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. Comment
  POM358041  Eriophyllum lanatum var. integrifolium Christopher Davidson 1975-6-7 2740 Plumas 3 miles W on road to Snake Lake, departing NW from Hwy. 89 ca. 2 miles N of Quincy. 1273 Comment
  SEINET8687339 Image available Eriophyllum lanatum var. integrifolium W. Harnach, N. Harnach 1990-6-16 396 Plumas Sierra Valley, Approx 3 miles W of Vinton on Hwy 70, Hindoo Ranch 1490 Comment
  SEINET8687309 Image available Eriophyllum lanatum var. integrifolium A. A. Heller, P. B. Kennedy 1907-7-2 8687 Plumas Between Vinton and Beckwith Comment
  RSA252468  Eryngium alismifolium R. F. Thorne, C. W. Tilforth 1969-9-6 39243 Plumas Near bank of Feather River, 1 mile SW of Beckwourth. 1357 Comment
  RSA88448  Eryngium alismifolium J. T. Howell 1951-8-20 28220 Plumas Indian Valley 1098 Comment
  CAS-BOT-BC494109  Eryngium alismifolium W. Harnach; N. Harnach 2000-8-23 998 Plumas Sierra Valley. 1 mi W of the Steel Bridge on Marble Lane 1485 Comment
  CDA13358  Erysimum perenne G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-15 13207 Plumas Sierra Nevada; 2.5 mi E of Spring Garden on Hwy 70, and 0.5 m. S of Estray Ck. Comment
  CHSC21722  Erythranthe breweri F. T. Griggs; A. Pass 1975-7-23 232 Plumas Cape Lake. Comment
  CHSC9723  Erythranthe guttata Nancy Mosman 1971-7-11 91 Plumas Along w side of Hwy 70 ca. 1.7 mi s if Belden. 1025 Comment
  SD77330  Erythranthe guttata F. W. Pennell, A. A. Heller 1940-6-5 25689 Plumas Wet granite soil below bluff, Route 24, along Feather River, below Belden 487 Comment
  CAS-BOT-BC505242  Erythronium grandiflorum Anna Head 1921-7-15 s. n. Plumas Feather River Region Comment
  CAS-BOT-BC505243  Erythronium grandiflorum John Thomas Howell 1951-6-28 27684 Plumas Eureka Park 2133 Comment
  SEINET5339912  Eschscholzia californica A. A. Heller, P. B. Kennedy 1907-7-7 8763 Plumas Near mouth of Little Grizzly Creek below Genessee. Comment
  UC178475  Eschscholzia californica Katharine Brandegee Plumas Portola Comment
  CAS-BOT-BC310384  Eucephalus breweri L. P. Janeway 1990-8-29 3841 Plumas Plumas National Forest, Beckwourth Ranger District. E-facing flank near the top of Mt. Ingalls 2468 Comment
  SD9118  Eucephalus breweri R. M. Austin 1881-1 Plumas Mt. Dyer 2135 Comment
  UCD23354  Euonymus occidentalis var. occidentalis E. W. Jameson 1949-6-27 s.n. Plumas 3 miles east of Quincy. 1127 Comment
  CAS-BOT-BC310531  Eurybia integrifolia Anna Head 1921-8-3 s.n. Plumas Near Gold Lake, Feather River Region Comment
  CHSC117627  Eurybia integrifolia Lowell Ahart 2016-8-30 21321 Plumas On the east side of the meadow, south of the pond, about 100 yards west of the Pacific Crest Trail on Bunker Hill Ridge, about 1 1/2 miles (air) southeast of Pilot Peak. 2044 Comment
  CHSC92123  Eurybia integrifolia Lowell Ahart; John Dittes 2005-9-20 12424 Plumas Southwest side of Mud Lake, about 1/2 mile northeast of Eisenheimer Peak, about 3/4 mile south of Wilcox Valley. 2029 Comment
  JEPS117159  Eurybia integrifolia Lowell Ahart 2010-10-21 17305 Plumas About 100 yards northwest of the spring, on the north side of the road to Cleghorn Bar, about 2 miles by road west of the Quincy-La Porte Road, about 2 1/2 miles (air) northwest of Pilot Peak 1928 Comment
  CHSC100035  Eurybia radulina Lowell Ahart 2008-8-14 15211 Plumas 300 yards northeast of the metal gate, east side of Forest Road 22N68, about 100 yards west of the South Fork of the Feather River, about 1/2 mile northeast of Little Grass Valley Reservoir, about 5 miles (air) northeast of La Porte. 1571 Comment
  CAS-BOT-BC278856  Festuca occidentalis Alice Eastwood 1927-6-14 14575 Plumas Forest Lodge near Greenville Comment
  CAS-BOT-BC278858  Festuca occidentalis M. S. Taylor 1982-6-21 4703 Plumas S side of 23N39, ca. 1 air mi w of White Cap, ca. 4 air mi sw of Sloat 1767 Comment
  CHSC101931  Festuca occidentalis Lowell Ahart; John Dittes 2009-7-14 16063 Plumas On dry soil, on the east side of Forest Service Road 27N92, about 1.9 miles (air) southeast of Seneca, about 6 miles (air) south of Lake Almanor Reservoir Dam. 1677 Comment
  JEPS116066  Festuca occidentalis Lowell Ahart, John Dittes, Josephine Guardino 2009-6-14 15862 Plumas North of cut bank of Forest Road 27N01Y, about 1.3 miles (air) west of Lake Almanor Dam 1462 Comment
  UCD66185  Festuca occidentalis G. L. Stebbins Jr. 1939-7-6 2908 Plumas 1.7 miles east of Meadow Valley on road to Quincy. 1097 Comment
  CAS-BOT-BC279016  Festuca rubra David D. Keck 1944-7-8 5439 Plumas S. end of Lake Almanor, E. side of dam 1341 Comment
  CAS-BOT-BC279018  Festuca rubra John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-23 54121 Plumas Quincy 1036 Comment
  CAS-BOT-BC279019  Festuca rubra Clare B. Hardham 1970-8-8 17703 E Plumas Road to Thompson Peak Lookout 2133 Comment
  CAS-BOT-BC279024  Festuca rubra John Thomas Howell 1951-6-28 27681 Plumas Jamison Creek 1584 Comment
  CHSC102388  Festuca rubra Lowell Ahart; John Dittes, Josephine Guardino 2009-7-21 16124 Plumas Edge of a meadow or seep, 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
  JEPS102456  Festuca subulata Lowell Ahart 2001-7-19 8950 Plumas On the sides 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
  CDA14002  Festuca viridula G. F. Hrusa, T. D. Wilfred 1997-6-26 13919 Plumas Sierra Nevada; Flats about Brady's Camp. Pine Creek Valley, ~ 1/2 mi. NE Argentine Rock. Common throughout, one of the dominants. Perennial, bunching. Comment
  CHSC25473  Floerkea proserpinacoides L. Ahart 1977-6-20 151 Plumas Meadow, 6 mi n of La Porte. 1800 Comment
  SEINET6697483  Fragaria vesca subsp. bracteata A. A. Heller, B. B. Kennedy 1907-7-11 8811 Plumas Prattville Comment
  CAS-BOT-BC55664  Frangula purshiana Margaret J. Williams; Betty Larson 1983-8-12 83- 135 -2 Plumas W side of the Sierra Nevada, near Jamison Creek, above Johnsville 1676 Comment
  CAS-BOT-BC55680  Frangula purshiana Jay B. Walker; Jeff Stadler; Noah Goldstein 1994-8-2 862 Plumas 2km N of Quincy on route 70 1200 Comment
  CAS-BOT-BC55682  Frangula purshiana Lowell Ahart 1975-7-2 s.n. Plumas 8 miles north of Sly Creek Dam. About 2 miles west of American House which is 3 miles south of La Porte Comment
  RSA726870  Frangula purshiana L. P. Janeway 2007-8-12 9159 Plumas Northern High Sierra Nevada. Soapstone Hill, ridgetop along north side of Oroville-Quincy Hwy 0.4 mi east of Frog Rock. Comment
  UCD112835  Frangula purshiana J. M. Tucker 1951-8-1 2204 Plumas road to Bucks Lake, 1 mile west of Quincy. Comment
  UCD19141  Frangula purshiana W. B. McHenry 1990-8-1 s.n. Plumas Bucks Lake. 1645 Comment
  SEINET10493575  Frangula purshiana Mary Susan Taylor 1981-7-18 Taylor 4054 Plumas T26N R7E sw/se sec 33, Almanor SW quad. On serpentine, N side of Caribou Rd, ca. 4 mi NE of its jct with Hwy 70 near Belden. 2700 ft elev. 823 Comment
  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
  JEPS119733  Frangula purshiana subsp. annonifolia Lowell Ahart 2012-7-1 18255 Plumas About 200 yards northwest of Caribou Road, about 4 miles (air) northeast of Belden. Comment
  CAS-BOT-BC53796  Frangula rubra subsp. rubra Lewis S. Rose 1969-6-23 69044 Plumas La Porte Road - 10 mi. sw of Quincy 1249 Comment
  CAS-BOT-BC53797  Frangula rubra subsp. rubra Lewis S. Rose 1954-5-30 54070 Plumas Johnsville 1600 Comment
  CHSC9713  Frangula rubra subsp. rubra Nancy Mosman 1971-7-11 80 Plumas On w side of Hwy 70 ca. 1.3 mi s of Belden turnoff. 1025 Comment
  CHSC57324  Fritillaria atropurpurea L. P. Janeway 1991-5-28 3967 Plumas South side of Poco Creek ca 1 1/2 mi east of Red Clover Creek (south side of road 25N05). Plumas National Forest Beckwourth Ranger District Red Clover Compartment. 1719 Comment
  UC144675  Fritillaria pudica Mrs. R. M. Austin 1878-1 304 Plumas Indian Valley Comment
  SEINET10528537  Fritillaria pudica John G. Lemmon Lemmon s.n. Plumas Sierra Valley. Comment
  CAS-BOT-BC504448  Fritillaria recurva Ella Dales Cantelow 1939-5-20 2555 Plumas 1.6 mile off main highway near Rock Creek, 5 1/2 miles west of Quincy Comment
  CAS-BOT-BC504449  Fritillaria recurva W. W. Wagner 1919-6-7 271 Plumas Sockum Creek, vicinity of Quincy 1371 Comment
  HSC31056  Fritillaria recurva G. D. Wallace, Larry E. DeBuhr 1972-5-21 1059 Plumas 1.5 mi. E of junction of Hwy. 89 and Hwy. 70 near Graeagle Comment
  JEPS61950  Fritillaria recurva Fred S. Baker 1937-5-25 Plumas above and w of Meadow Valley (Schneider Creek near camp); Schneider Creek Comment
  RSA247170  Fritillaria recurva Gary D. Wallace, Larry E. DeBuhr 1972-5-21 1059 Plumas Ca. 1.5 miles east of junction of Highways 89 and 70 north of Graeagle Comment
  UCD121721  Galium aparine Malcolm A. Nobs; S. Galen Smith 1949-8-19 1425 Plumas Bog at Taylorsville, south end of Indian Valley. Comment
  JEPS87750  Galium bifolium Lowell Ahart 1994-6-15 7323 Plumas about 1 mi (air) w Little Grass Valley Reservoir (w side of logging road near intersection of Lumpkin Ridge Rd and road to Tamarack Flat) 1767 Comment
  CDA14737  Galium bifolium G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-24 3270 Plumas below Mount Hough summit 1.3 miles on road to junction with China Grade. 2042 Comment
  JEPS28625  Galium bifolium George W. Gillett 1957-7-18 813 Plumas ne side Boiling Springs Lake (near trail); Lassen Volcanic National Park 1813 Comment
  JEPS26661  Galium bolanderi Lauramay T. Dempster 1961-6-15 1462 Plumas top of peak near Engelmine 1950 Comment
  RSA794957  Galium bolanderi L. Ahart, John Dittes, Josephine Guardino 2009-7-29 16219 Plumas North side of Forest Service Road 26N22, 4650 feet northwest of Rattlesnake Hill, 3.0 air miles SSE of Lake Almanor Dam. 1591 Comment
  JEPS95632  Galium grayanum var. grayanum Lowell Ahart 1994-7-20 7478 Plumas N of the Pacific Crest Trail, N side of Bunker Hill Ridge, about 1/2 mi NW of Mount Etna; ; ; <coords. cont.: NE 1/4>; Plumas or Sierra County 1981 Comment
  JEPS103205  Galium grayanum var. grayanum G. Schoolcraft 1989-7-3 1945 Plumas Daimond Mtns. north of Red Rock Lookout 2255 Comment
  CHSC82990  Galium sparsiflorum subsp. glabrius L. P. Janeway; B. Castro 2001-7-1 7245 B Plumas Northern High Sierra Nevada. About 1.3 km east of La Porte; along Road 21N58 0.5 km from Road 21N13X (512); side drainage into Wisconsin Ravine (thence into Slate Creek). Road cut bank. 1487 Comment
  CHSC65348  Galium trifidum var. pacificum Lowell Ahart 1995-10-1 7649 Plumas Onion Valley, east of Quincy LaPorte Road, about 1 mile north-west of Pilots Peak. 1828 Comment
  SEINET10500746  Galium trifidum var. pacificum Mary Susan Taylor 1981-8-5 Taylor 4171 Plumas 1069 Comment
  JEPS29556  Galium trifidum var. pusillum John Thomas Howell 1960-6-23 35960 Plumas Drakesbad Lassen Volcanic National Park 1676 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
  CHSC21666  Galium triflorum D. Brink; L. Mayer 1975-7-11 Plumas East part of section 30. Comment
  CHSC37020  Garrya fremontii M. S. Taylor 1982-5-15 4453 Plumas Gray Eagle Lodge Rd. SW of Hwy 519, ca. 7 mi s of Mohawk. 1737 Comment
  RSA252381  Garrya fremontii Robert F. Thorne, P. C. Everett 1969-9-6 39220 Plumas Ca. 2.5 miles S of Graeagle on Gold Lake Road. 1646 Comment
  UC1122702  Garrya fremontii C. G. Albertus 1935-7-22 226 Plumas 3.75 mi sw Lovejoys; Plumas National Forest, Downieville Quad. 1767 Comment
  UC463096  Garrya fremontii C. H. Crickmay Aug 1931 Plumas Taylorsville Comment
  SEINET5765231  Garrya fremontii J. T. Howell 1959-9-26 35043 Plumas Near Keddie. 1006 Comment
  UC485791  Gayophytum diffusum subsp. parviflorum H. F. Copeland 1932-8-24 Plumas Drakesbad 1828 Comment
  JEPS27532  Gayophytum diffusum subsp. parviflorum W. L. Jepson 1924-7-25 10645 Plumas Bucks Valley 1158 Comment
  JEPS122088  Gayophytum heterozygum Lowell Ahart 2014-8-26 19797 Plumas On both sides of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. Comment
  RSA184921  Gayophytum heterozygum L. S. Rose 1966-7-28 66074 Plumas Quincy. 1067 Comment
  CHSC20836  Gayophytum humile K. R. Stern 1975-7-24 5826 Plumas SW shore of Lake Almanor. 1371 Comment
  SEINET3150046  Gayophytum nuttallii E. K. Balls 1950-9-15 15828 Plumas N Fork Feather River, 6 miles NW of Chester 1402 Comment
  CDA19774  Genista monspessulana Fraser 2002-4-1 PDR 1193567 Plumas Sierra Nevada; Rush Creek. 0 Comment
  UC1191689  Gentiana newberryi Malcolm A. Nobs and S. Galen Smith 1949-8-19 1451 Plumas Butterfly Valley Comment
  CHSC54477  Gentiana newberryi var. tiogana Vernon H. Oswald; Lowell Ahart 1991-7-30 4782 Plumas Humbug Rd at Grizzly Creek, 5.2 miles (odometer) northeast of Humbug Summit (between Humbug Summit and Humbug Valley). 1777 Comment
  NY335423  Gentiana simplex R. M. Austin 07 1874 s.n. Plumas Fern Dell Comment
  UC405456  Gentianopsis holopetala Mrs. R. M. Austin 1895-1 Plumas Ferndale Comment
  SD8420  Geum macrophyllum Daniel Cleveland 1882-7-21 Plumas Big Springs, Big Meadows Comment
  SEINET10483302  Geum macrophyllum Mary Susan Taylor 1982-6-23 Taylor 4715 Plumas T23N R10E sw/ne sec 18. Blue Nose Mt quad. Along tributary to Middle Cr, s side of 23N10-Peoria Cr Rd, 1.7 mi w of its jct with 23N50Y, ca. 3 air mi sw of Sloat. 4600 ft. 1402 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
  CHSC89549  Geum triflorum G. D. Barbe; T. C. Fuller 1982-6-17 3840 Plumas Northern California. Plumas National Forest. East shore of Frenchman Lake; Crystal Fishing Access. Arm of the lake at the parking lot. [Lat./long. on label is '39 55 N; 120 11 W']. 1706 Comment
  RSA95715  Gilia brecciarum Verne Grant 1955-6-8 20858 Plumas 17 miles north of Reno on Hwy 395 1311 Comment
  SD7658  Gilia capitata Mrs. R. M. Austin 1879-1 Plumas Big Meadows Comment
  CHSC92117  Glyceria borealis Lowell Ahart; John Dittes 2005-9-19 12386 Plumas Below the high water line of Taylor Lake, on the east side of Taylor Lake, about 6 miles (air) southwest of Antelope Lake. 2080 Comment
  JEPS28296  Glyceria elata George W. Gillett 1957-7-18 828 Plumas n shore Willow Lake; Lassen Volcanic National Park 1661 Comment
  UC1738818  Glyceria elata Dean W. Taylor 1990-8-20 11465 Plumas Lassen National Park, Little Willow Lake, along a minor unnamed tributary 1844 Comment
  CAS-BOT-BC307375  Gnaphalium palustre John Thomas Howell 1926-7-26 2140 Plumas Near Prattville 1371 Comment
  CHSC102136  Gnaphalium palustre Lowell Ahart; John Dittes, Josephine Guardino 2009-7-29 16221 Plumas On damp bare soil, below the high water line of Lake Almanor, 1,849 feet northwest of Lake Almanor Dam. 1591 Comment
  CHSC113611  Gnaphalium palustre Lowell Ahart 2014-8-26 19771 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
  CHSC20803  Gnaphalium palustre K. R. Stern 1975-7-23 5840 Plumas NW shore of Lake Almanor. 1371 Comment
  CHSC40564  Gnaphalium palustre Lowell Ahart 1985-9-26 5180 Plumas Below the high water line of Little Grass Valley Reservoir, where Black Rock Creek flows into the lake, about 4 miles north-west of La Porte. 1584 Comment
  CHSC81098  Gnaphalium palustre Lowell Ahart 2001-8-29 9246 Plumas On the bottom of Little Last Chance Creek, on the strand of Frenchman Lake. 1700 Comment
  CHSC97576  Gnaphalium palustre Lowell Ahart; John Dittes 2007-6-16 14084 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
  SEINET3145230  Gnaphalium palustre E. K. Balls 1950-9-15 15831 Plumas North Fork Feather River, 6 mi NW of Chester 1402 Comment
  RSA122378  Gnaphalium palustre E. Sawyer 1935-6-27 160 Plumas Sierraville 1524 Comment
  RSA122373  Gnaphalium thermale C. G. Albertus 1935-8-9 12869 Plumas 4.5 miles NE of Quincy. 1220 Comment
  RSA40421  Goodyera oblongifolia Philip A. Munz 1948-8-12 12340 Plumas Forest Lodge, Greenville 1128 Comment
  SEINET4556380 Image available Goodyera oblongifolia H. S. Reed 1941-1 Plumas Forest Lodge 1036 Comment
  UC1025091  Gratiola ebracteata Leo Whitney 1934-8-8 1707 Plumas ca 10 mi nw Portola (3 mi e of the Cate Place, Big Grizzley Valley, Plumas National Forest); Plumas National Forest, Big Grizzley Valley 1828 Comment
  JEPS3606  Gratiola neglecta Malcolm A. Nobs and S. Galen Smith 1949-8-18 1351 Plumas s end Lake Almanor; s end of Lake Almanor Comment
  CHSC59897  Grindelia squarrosa var. serrulata L. P. Janeway 1992-8-6 4286 Plumas Along Hwy 70, on south side of East Branch Feather River at Soda Creek; 2.8 mi east of Crystal Springs, 4.6 mi east of Grays Flat. Road shoulder. 899 Comment
  CDA14725  Hackelia amethystina G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-24 3251 Plumas 2.5 miles southeast of Mt Hough summit, 0.4 mile northwest of China Grade Road (to Taylorsville). 1798 Comment
  JEPS67920  Hackelia californica W. L. Jepson 1910-6-6 4078 Plumas Lassen Peak; Hot Springs Valley 1828 Comment
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Jun 5 2009
  HSC22977  Hackelia micrantha John Pratt 1970-6-30 58 Plumas Humboldt Summit Comment
  UC1063914  Hackelia micrantha E. Sawyer 1935-6-27 176 Plumas 3.7 mi n of Hawke; Plumas National Forest 1676 Comment
  UC485779  Hackelia micrantha H. E. and S. T. Parks June, 1928 249 Plumas Drakesbad; Lassen National Park Comment
  CDA14005  Hackelia nervosa G. F. Hrusa, T. D. Wilfred 1997-6-26 13922 Plumas Sierra Nevada; about Brady's Camp. Pine Creek Valley, ~ 1/2 mi. NE Argentine Rock. Comment
  CHSC72443  Hackelia nervosa L. P. Janeway 1998-7-31 5905 Plumas About 1.2 mi south-southeast of Pilot Peak; saddle on Bunker Hill Ridge where Road 23N10 crosses it. 2011 Comment
  UC573075  Hackelia nervosa H. L. Mason 1924-6-19 1067 Plumas hill w of Gold Lake Comment
  CAS-BOT-BC123567  Haplopappus racemosus subsp. lucidus David Daniels Keck 1938-8-9 4897 Plumas 1 mile W of Portola 1480 Comment
  CHSC62144  Hastingsia alba L. P. Janeway 1993-7-15 4449 Plumas Plumas National Forest. Along Bean Creek, 0.4 mi south of the saddle between Bean Creek (tributary of upper Spanish Creek) and Berry Creek (tributary of East Branch North Fork Feather River). 1524 Comment
  CAS-BOT-BC508332  Hastingsia alba Alice Eastwood 1927-6-13 14556 Plumas Forest Lodge, Greenville Comment
  CAS-BOT-BC508333  Hastingsia alba John Thomas Howell 1951-6-26 27533 Plumas Feather River Canyon, Sierra Nevada 853 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
  CHSC34928  Hazardia whitneyi M. S. Taylor 1981-8-19 4220 Plumas S side of rd 23N10, 0.1 mi e of Bell Creek, ca. 1.5 mi w of Sloat. 1371 Comment
  RSA60127  Hazardia whitneyi E. K. Balls 1950-9-4 15670 Plumas Road from Feather River Experiment Stn. [Station], Quincy, to Snake Lake. 1220 Comment
  CDA14044  Hazardia whitneyi var. whitneyi G. F. Hrusa, T. D. Wilfred 1996-8-1 13416 Plumas Sierra Nevada; Approx. 1/4 mi. S of intersection of USFS 24N42 & 24N66, approx. 1 mi. S of Brady's Camp, Plumas NF. Comment
  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
  UC579650  Helianthella californica subsp. nevadensis E. Sawyer 1935-5-27 41 Plumas 1 3/4 mi n Kirby; Sierraville Quadrangle 1554 Comment
  CHSC89304  Helianthella californica var. nevadensis G. F. Hrusa; P. Kerr, S. Winterton 2004-6-25 16334 Plumas Northern Sierra Nevada. Willow Creek Rd., 1.6 mi. NW of Hwy 70 and 2.6 mi. W on 70 from town of Portola. 1554 Comment
  POM161749  Helianthella californica var. nevadensis R. C. Bacigalupi 1927-7-11 1719 Plumas Near Grassy Lake Meadows. Gold Lake Region. 1890 Comment
  CAS-BOT-BC314795  Helianthella californica var. nevadensis David D. Keck 1932-7-3 1651 Plumas South of town, Quincy, Northern Sierra Nevada 1219 Comment
  CHSC34917  Helianthus annuus M. S. Taylor; M. Foster 1981-8-13 4172 Plumas S end of Greenville, w side of Hwy 89, roadside. 1158 Comment
  CAS-BOT-BC305545  Helianthus bolanderi John Thomas Howell 1959-9-21 34828 Plumas Greenville 1088 Comment
  CAS-BOT-BC313433  Hemizonella minima John Thomas Howell 1961-6-21 36616 Plumas Greenville, Sierra Nevada 1097 Comment
  CHSC82467  Hemizonella minima Lowell Ahart; John Dittes, Josephine Guardino 2002-7-2 9819 Plumas On the bottom of the water holding pond, about 150 yards north of Forest Road 22N94, on Hartman Bar Ridge, about 1 mile (air) southwest of Franklin Hill, about 4 1/2 miles (air) northwest of Tamarack Flat, about 9 miles (air) northwest of La Porte. 1597 Comment
  CAS-BOT-BC313432  Hemizonella minima Alice Eastwood 1927-6-27 14935 Plumas Road from Chilcott Comment
  SD7637  Heracleum maximum Mrs. R. M. Austin 1880-1 Plumas Plumas Co. Comment
  RSA21529  Hesperochiron pumilus Carl B. Wolf 1937-5-17 8715 Plumas Northern Sierra Nevada. 1.7 miles west of Lake Almanor P.O. 1311 Comment
  UC170917  Hesperolinon micranthum H. M. Hall 1912-7-20 9362 Plumas s slope above river Middle Fork of the Feather River 1340 Comment
  CAS-BOT-BC143608  Heteromeles arbutifolia Edward Pittman 1965-10-16 206 Plumas Between Bryant Ravine & Feather Falls 609 Comment
  CAS-BOT-BC311017  Heterotheca oregona John Thomas Howell 1959-9-26 35077 A Plumas Feather River Canyon (north fork) 1 mile above 2000 ft. marker Comment
  CHSC34307  Heterotheca oregona var. compacta L. Ahart 1981-9-6 3067 Plumas Near Lights Creek, ca. 6 mi n of Taylorsville. 1300 Comment
  CAS-BOT-BC310936  Heterotheca villosa var. minor H. M. Hall; E. B. Babcock 1903-7-1 4435 Plumas Sierra Nevada Mountains. Indian Valley 1097 Comment
  CHSC52727  Heterotheca villosa var. minor L. P. Janeway 1990-8-15 3829 Plumas Plumas National Forest. Along edge of dirt road near Cascade Cr ca 1 1/4 mi SW of Little Grizzly Cr. 1859 Comment
  CAS-BOT-BC310938  Heterotheca villosa var. minor Margaret Williams; Emily McPherson 1974-7-23 74 -P-1 Plumas Near Chilcoot 1524 Comment
  CAS-BOT-BC312287  Heterotheca villosa var. minor Albert Gould 1928-7-20 354 Plumas Head of Jameson Creek 1828 Comment
  CAS-BOT-BC312291  Heterotheca villosa var. minor L. P. Janeway 1993-8-26 4544 Plumas Northwest corner of Sierra Valley ca. 300 m. south of Middle Fork Feather River adn ca. 100 m. west of Bechwourth-Calpine Road ca. 0.6 mi west of Beckwourth and 4 mi. east of Portola 1487 Comment
  CDA7956  Heterotheca villosa var. villosa T. C. Fuller 1980-8-25 20294 Plumas West of Highway A23 to Calpine, 1.3 km southwest of Beckwourth. 0 Comment
  CAS-BOT-BC424172  Heuchera micrantha var. erubescens Ella Dales Cantelow 1941-5-21 3517 Plumas Meadow Valley about 6 mi W of Quincy 1173 Comment
  CAS-BOT-BC425151  Heuchera rubescens Margaret Williams; Emily McPhersen 1974-8-5 74 -P-10 Plumas Above Silver Lake. Trail to Mt. Elwell, Lakes Basin. 2133 Comment
  SEINET10474727  Hieracium cynoglossoides Mary Susan Taylor, M. Foster 1981-7-14 Taylor 4016 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-BC55408  Hirschfeldia incana Walter Knight; Irja Knight 1967-7-10 2206 Plumas Butterfly Botanical Area and Vicinity. Mouth of Butterfly Creek. 883 Comment
  CAS-BOT-BC289225  Holcus lanatus David D. Keck 1944-7-8 5425 Plumas 1 mile N. of Quincy, across Spanigh Creek 1066 Comment
  SD46568  Holodiscus discolor var. glabrescens Robert J. Weatherby 1950-8-11 1516 Plumas Peak of Mt. Elwell, Lakes Basin Area, Northern Sierra Nevadas 2377 Comment
  JEPS102383  Holodiscus microphyllus var. glabrescens Lowell Ahart 2001-7-17 8919 Plumas about 2 1/2 air miles N of Humboldt Summit (E of a small branch of Butt Creek, E side of a poor logging road) 1828 Comment
  RSA726376  Hordeum jubatum L. Ahart, Josephine Guardino 2007-7-20 14326 Plumas Strand of Lake Davis, about 100 yards west of Long Point, northeast side of Lake Davis. 1764 Comment
  CAS-BOT-BC289440  Hordeum murinum subsp. leporinum John Thomas Howell 1967-6-23 42692 Plumas Butterfly Valley, Sierra Nevada 1066 Comment
  CHSC87863  Horkelia fusca subsp. parviflora Lowell Ahart; John Dittes, Josephine Guardino, Robert Schlising 2004-6-14 11061 Plumas Near the west shore of Lake Davis, north of the dirt road at Lake Davis, about 12 miles (air) northeast of Slote. 1765 Comment
  RSA8012  Horkelia fusca subsp. parviflora H. A. Barker 1927-7-16 817 Plumas Blavisden. 1372 Comment
  CHSC48851  Horkelia fusca subsp. tenella Vernon Oswald 1984-7-12 1573 Plumas S side of Lotts Lake. 1975 Comment
  JEPS44565  Horkelia fusca subsp. tenella W. L. Jepson 1910-6-4 4056 Plumas Big Meadows 1341 Comment
  UC711916  Horkelia fusca subsp. tenella Roxana S. Ferris and Laura Lorraine 1941-8-9 10423 Plumas near village; Lake Almanor Public Camp Comment
  JEPS44534  Horkelia tridentata W. L. Jepson 1927-6-23 12314 Plumas Lower end Warner Creek Valley 1584 Comment
  CAS-BOT-BC538236  Horkelia tridentata var. flavescens A. A. Heller; P. B. Kennedy 1907-7-11 8799 Plumas Prattville Comment
  CAS-BOT-BC538238  Horkelia tridentata var. flavescens Elmer I. Applegate 1934-5-3 8899 Plumas Near and south of Mohawk Comment
  CAS-BOT-BC538239  Horkelia tridentata var. flavescens unknown 1923-5-10 s.n. Plumas Lake Gill, Quincy Comment
  SEINET10837216  Hydrophyllum capitatum var. alpinum Mary Susan Taylor, M. Foster 1981-6-3 Taylor 3838 Plumas T24N R12E nw/sw sec 28, Mt Ingalls quad. N side of Rd 24N61, ca. 1.5 air mi S of Little Summit Lake, ca. 10 mi NW of Portola; elevation ca. 6900 ft. 2103 Comment
  UCD119480  Hydrophyllum capitatum var. alpinum Grady L. Webster 1992-5-17 7763 Plumas c. 2 mi SW of Grizzly Valley Dam. 1737 Comment
  CDA13408  Hydrophyllum occidentale G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13257 Plumas Sierra Nevada; Near headwaters of Bull Run Creek off USFS 23N12E. Comment
  JEPS114533  Hypericum perforatum Lowell Ahart 2008-8-13 15171 Plumas On the west side of La Porte Road, west of East Branch Creek, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte 1613 Comment
  HSC93347  Hypericum scouleri Vernon H. Oswald, L. Ahart 1996-7-15 8042 Plumas E side of Last Chance Marsh at the N end of Lake Almanor, 1.4 mi. S of Last Chance Campground, E from FS Rd. 29N11 1372 Comment
  SEINET10841523  Idahoa scapigera Mary Susan Taylor 1982-5-17 Taylor 4462 Plumas 5600 ft. T22N R14E se/se sec 6. Portola quad. Dry rocky volcanic flats and outcrops, n side of 22N55, near its jct with 22N54 & 27N88, ca. 2 mi se of Portola. 1707 Comment
  SEINET12326783  Ipomopsis aggregata L. Ahart, Ahart, P. 1983-1 4334 Plumas Near Onion Valley, W of Pilot Peak, near the Quincy-LaPorte Rd, NE of La Porte, Red Fir Forest 610 Comment
  UCD118214  Ipomopsis aggregata W. I. Follett 1937-7-27 98 Plumas Keddie. 975 Comment
  CHSC44316  Ipomopsis aggregata subsp. formosissima Lowell Ahart 1974-7-30 565 Plumas West of Bunker Hill Creek, about 1/2 mile north of the Bunker Hill Mine, about 12 miles north-east of La Porte. 1828 Comment
  RSA0091941  Iris Bonnie C. Templeton 1968-1 11299 Plumas [No location data on label. Possibly Trinity County.] Comment
  CAS-BOT-BC135744  Iris hartwegii M. S. Taylor 1982-6-1 4575 Plumas On e. side of Hwy 70, ca. 1 mi. no of quincy. 1097 Comment
  SEINET7725443  Iris hartwegii Unknown Plumas Indian Valley Comment
  UC1174773  Iris tenuissima subsp. purdyiformis L. W. Lenz and E. K. Balls 1955-5-13 20699 Plumas between Tobin and Camp Rogers (along U.S. Hwy 40) 609 Comment
  CHSC92169  Isoetes howellii Lowell Ahart; John Dittes 2005-9-19 12372 Plumas In Taylor Lake, on the east side of Taylor Lake, about 6 miles (air) southwest of Antelope Lake. 2076 Comment
  CAS-BOT-BC61864  Isoetes nuttallii Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1639 Plumas 100 yds northwest of margin of Pond Reservoir 1097 Comment
  POM100009  Isopyrum occidentale R. M. Austin 1877-04 s.n. Plumas Slate Creek Comment
  CAS-BOT-BC324817  Iva axillaris John Thomas Howell 1959-9-24 34972 Plumas Beckwourth, Sierra Nevada 1487 Comment
  SEINET11259898 Image available Iva axillaris W. Harnach, N. Harnach 1990-7-5 463 Plumas Sierra Valley, N of hot wells on Marble Lane 1487 Comment
  SEINET10473847  Iva axillaris Mary Susan Taylor 1982-8-27 Taylor 5047 Plumas T23N R16E se/nw sec 34. Chilcoot SW quad. SW corner of jct of Hwy 70 and rd to Loyalton, in Vinton. Roadside weedy area; 4900 ft. 1493 Comment
  CAS-BOT-BC137404  Ivesia aperta M. S. Taylor 1982-6-28 4775 Plumas Ramelli Ranch on s side of Feather RIver ca. 1/4 mi w of Calpine Rd (109), ca. 1 mi w of Beckwourth 1487 Comment
  SD135541  Ivesia aperta John Thomas Howell. 1975-7-22 51379 Plumas Sierra Nevada, Sierra Valley near Beckwourth 1493 Comment
  UC1567357  Ivesia aperta var. aperta Gary Schoolcraft 1983-7-5 1057 Plumas n of Correco Canyon 1950 Comment
  JEPS117313  Ivesia sericoleuca Lowell Ahart, John Dittes 2010-10-5 17297 Plumas On the south side of Meadow Ridge Lane, Humbug Valley, 830 feet south of Highway 70, 2.1 miles (air) west of Portola (High School) 1473 Comment
  CHSC108030  Juncus articulatus subsp. articulatus L. P. Janeway 2011-9-22 10738 Plumas Northern High Sierra Nevada. Plumas National Forest; a series of shallow ponds in Secret Diggings, 2.3 km south of La Porte. Common where bank is steeper, just above the water line. 1468 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
  SEINET10472259  Juncus balticus Lowell Ahart, Peter Ahart 1983-8-17 Ahart 4317 Plumas Near Onion Valley, west of Pilot Peak, near the Quincy-LaPorte Rd, northeast of La Porte. Red Fir Forest; 2000 m. 2000 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
  RSA718513  Juncus bufonius var. bufonius L. Ahart 2006-10-23 13489 Plumas On the west side of Slate Creek (there is a large gravel flat caused by the dam), About 30 yards south of where the road ends, About 20 yards north of the dam across Slate Creek., About 1/8 mile northeast of Scales Road, About 5 1/2 miles (air) northeast of Strawberry Valley. 1282 Comment
  CHSC65387  Juncus bufonius var. occidentalis Lowell Ahart 1995-9-13 7627 Plumas On the north side of Onion Valley, east of Quincy La Porte Road, about 1 mile north-west of Pilot Peak. 1828 Comment
  CHSC40349  Juncus covillei Lowell Ahart 1985-7-11 5123 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
  RSA0105469  Juncus covillei Lowell Ahart 2014-8-26 19770 Plumas Center of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air), north of La Porte. 1533 Comment
  SEINET10472436  Juncus covillei Lowell Ahart 1985-7-11 Ahart 5123 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
  SD147655  Juncus effusus subsp. effusus Lowell Ahart 1980-10-6 2665 Plumas Sierra Nevada, lake, I(c) mile west of Fowler Park, Red Fir forest. 1700 Comment
  SEINET6328797  Juncus effusus subsp. pacificus D. Mathews, J. Jaggers, A. Kowal, S. Batuik 2011-8-31 NV 030 -645 Plumas Grizzly Creek Ranch, near pond 1506 Comment
  UCR100492  Juncus effusus var. exiguus P. J. MacKay 1980-9-7 s.n. Plumas Lake Almanor, Hwy 147 at junction with Hwy A-13. 1427 Comment
  CHSC102040  Juncus ensifolius Lowell Ahart; John Dittes 2009-7-27 16176 Plumas On dry to damp soil, about 5 yards northwest of the small dry pond, headwaters of Grizzly Gulch, 2.1 miles (air) northeast of Butt Valley Reservoir Dam. 1479 Comment
  CHSC32880  Juncus ensifolius L. Ahart 1980-9-17 2656 Plumas On the ne side of the small lake about 0.5 mi w of Fowler Peak. 1600 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
  RSA60135  Juncus ensifolius E. K. Balls 1950-9-5 15680 Plumas Thompson Creek, main trail off La Porte road, turn off highway 24, east of Quincy. 1524 Comment
  SEINET3150870  Juncus ensifolius E. K. Balls 1950-9-5 15680 Plumas Thompson Creek, main trail off La Porte road, turn off Hwy 24, E of Quincy 1524 Comment
  UCD141516  Juncus ensifolius Lowell Ahart 2008-8-13 15160 A Plumas west edge of La Porte Road, west of East Branch Creek, about 1.75 mile (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte. 1613 Comment
  JEPS45834  Juncus ensifolius Duncan Dunning 1922-7-13 Plumas 6-7 mi nw Quincy; Smith Lake Comment
  CHSC91686  Juncus howellii G. F. Hrusa; S. Gamairi, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16273 Plumas Northern Sierra Nevada. Butterfly Valley Botanical Area: inside forest above the upper bog. 1158 Comment
  RSA0035817  Juncus howellii Lowell A. Ahart 2008-9-10 15374 Plumas South edge of Onion Valley, about 3/4 mile northwest of Pilot Peak, about 1/2 mile east of the Quincy La Porte Road, about 9 1/2 miles (air) northeast of La Porte. 1916 Comment
  UCD169799  Juncus howellii Lowell Ahart; John Dittes 2009-8-28 16355 Plumas 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
  RSA727519  Juncus laccatus L. Ahart, John Dittes, Josephine Guardino 2007-8-10 14459 Plumas About 20 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. 1762 Comment
  CHSC118782  Juncus longistylis Chelsea Morgan 2015-6-28 2015 -019 Plumas Plumas National Forest. Near Moonlight Valley, south of Forest Service road 28N30B, northwest of 28N30B1 (UTM 688739 E, 4455754 N, NAD83 Zone 10N.) 1800 Comment
  JEPS114940  Juncus macrandrus Lowell Ahart 2008-8-14 15213 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 41/2 miles (air) north of La Porte 1597 Comment
  SEINET13710269  Juncus nevadensis Lowell William Ahart, Lowell William Ahart 2001-1 8900 Plumas E of Small Branch of Butt Creek, 2.5 Mi. N of Humboldt Summit (T27N, R5E, sec 20, NW 1/4) 6000 Ft 1829 Comment
  UC1100986  Juncus nevadensis Malcolm A. Nobs and S. Galen Smith 1949-8-20 1466 Plumas about 13 mi sw Milford (on road between Milford and Beckworth) Comment
  JEPS114897  Juncus nevadensis var. nevadensis Lowell Ahart 2008-8-13 15161 Plumas Northeast edge of La Porte Road, north of East Branch Creek, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte 1613 Comment
  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
  JEPS118348  Juncus occidentalis Lowell Ahart 2011-9-17 17667 Plumas On the south side of an unnamed stream that flows east into Little Grass Valley Reservoir and opposite the Black Rock, about 20 yards southwest of the paved road, about 1/8 mile west of Little Grass Valley Reservoir 1595 Comment
  RSA716591  Juncus occidentalis L. Ahart, John Dittes 2005-9-19 12399 Plumas About 1 1/4 miles east of Kettle Rock, about 1 1/4 miles southeast of Taylor Lake. 1990 Comment
  CHSC92197  Juncus orthophyllus Lowell Ahart; John Dittes 2005-9-19 12418 Plumas Along the west side of a good dirt road, about 1 1/4 miles southeast of Kettle Rock, about 1 1/4 miles southeast of Taylor Lake. 1998 Comment
  CHSC97301  Juncus parryi Lowell Ahart; John Dittes 2007-8-9 14439 Plumas About 80 yards north of the road, on the north slope of Mount Ingalls, about 6 miles (air) northwest of the north end of Lake Davis. 2551 Comment
  CAS-BOT-BC227113  Juncus tenuis Lowell Ahart 2008-8-13 15163 Plumas West edge of La Porte Road, west of Each Branch Creek, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte 1613 Comment
  CHSC102673  Juncus tenuis Lowell Ahart; John Dittes 2009-9-7 16390 -D Plumas On damp bare soil, below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam. 1591 Comment
  JEPS115979  Juncus tenuis Lowell Ahart, John Dittes 2009-9-7 16390 -B Plumas On damp bare soil, below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam 1591 Comment
  JEPS116055  Juncus tenuis Lowell Ahart, John Dittes 2009-7-28 16200 Plumas On damp bare soil, center of a logging road, near seeps, slope northwest of mine, west (above) Forest Service Road 27N28Y, 2.9 miles (air) northwest of Butt Valley Reservoir Dam 1581 Comment
  CHSC118726  Juncus tenuis Wendy L. Boes 2015-6-26 2015026 E Plumas Plumas National Forest. Located near Moonlight Valley, south of Forest Service Road 28N30C, northwest of 27N72. UTM 688052 E, 4451991 N, NAD83 Zone 10N. 1825 Comment
  NY20173  Juniperus occidentalis R. M. Austin 08 1880 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
  CHSC53025  Juniperus occidentalis subsp. australis L. P. Janeway 1989-6-23 3389 Plumas Upper slope overlooking Crocker Mdw from the east. Beckwourth Ranger District. 1874 Comment
  SEINET10925483  Juniperus occidentalis subsp. australis Mary Susan Taylor 1981-8-18 Taylor 4213 Plumas T23N R15E se1/4 sec 10. Reconnaissance Peak quad. Bald Rock Improvement Project, ca 1 mile sw of Bald Rock, ca 5 miles ne of Beckwourth. Associates: Wyethia mollis, Purshia tridentata, Pinus jeffreyi, Stipa speciosa. Herbarium of California State University, Chico. Comment
  CHSC597  Kalmia polifolia subsp. microphylla R. Carter 1964-7-4 138 Plumas On S shore of Green Island L. where creek empties into lake. 1706 Comment
  CAS-BOT-BC235660  Keckiella breviflora var. glabrisepala Mrs. H. C. Cantelow 1949-6-10 1 Plumas Feather River Canyon Comment
  JEPS17617  Keckiella lemmonii Rimo Bacigalupi with G. Thomas Robbins 1955-7-22 5436 Plumas Tobin; Feather River Canyon 548 Comment
  RSA293271  Keckiella lemmonii D. C. Michener 1980-8-5 3787 Plumas Northern Sierra Nevada. Ca 0.5 mile north of Tobin on CA 70. 625 Comment
  SEINET12326758  Keckiella lemmonii M. S. Taylor 1982-1 4953 Plumas along spur rd off Seneca Rd (306), ca 2 air mi SW of Canyon Dam 1554 Comment
  CHSC97098  Kelloggia galioides Lowell Ahart; Josephine Guardino 2007-7-21 14372 Plumas Around pine trees, north of a large meadow, about 30 yards south of the Beckwourth Taylorsville Road, about 2 1/4 miles (air) northwest of the most northwest part of Lake Davis. 1813 Comment
  JEPS12465  Kelloggia galioides W. L. Jepson 1939-7-29 19271 Plumas Spring Hill Trail; Meadow Valley 1219 Comment
  JEPS29545  Kelloggia galioides John Thomas Howell 1960-7-17 35489 Plumas Drakesbad; Lassen Volcanic National Park 1676 Comment
  SJSU11547  Kelloggia galioides J. W. Tilden 1958-6-29 1307 Plumas SW shore, L Almanor 1828 Comment
  SEINET12326100  Kelloggia galioides W. Knight, Knight, I. 1983-1 4903 Plumas on road from Chester to Drakesbad near North Fork of Feather River Comment
  CHSC43253  Kyhosia bolanderi Lowell Ahart 1987-10-16 5915 Plumas Meadow, near the dirt road, near Buckhorn Creek, about 4 miles south-west of Bucks Lake. 1676 Comment
  CHSC74069  Kyhosia bolanderi B. Castro; L. Gehrung 1996-8-8 710 Plumas Ca 3 air mi S of Bucks Lake, 100 ft E of USFS Rd 23N18, ca 0.5 mi S of the serpentine outcrop at jcn of Rds 23N18, 15, and 69. In a meadow at northern branch of headwaters of East Branch Coldwater Creek. 1767 Comment
  JEPS94951  Lactuca serriola Lowell Ahart 1996-10-10 7706 Plumas 1 mi w of Blue Nose Mountain (about 2 mi e of Pilot Peak, on w side of dirt road at Turkey Town); Turkey Town 1676 Comment
  SD8967  Lactuca tatarica subsp. pulchella Daniel Cleveland 1882-7-26 Plumas Big Meadow Comment
  CDA13934  Lathyrus sulphureus G. F. Hrusa, T. D. Wilfred 1997-6-26 13872 Plumas Sierra Nevada; 1/2 mi. NE of intersection of Hwy 70 and Rattlesnake Creek Rd (to N; USFS 508)/and Sloat Rd. (to S). Comment
  SEINET10487281  Lathyrus sulphureus Douglas G. LeDoux, Melvin L. Conrad; David B. Dunn 1973-6-5 LeDoux 1090 Plumas Collected 2.2 mi from jct of hwy 89 and 70. Douglas fir, libocedrus, and Quercus along hwy 89. Comment
  SEINET10872155  Layia glandulosa Mary Susan Taylor 1982-5-19 Taylor 4481 Plumas T23N R14E se/nw sec 32. Portola quad. Sandy open slope on w facing ridge, ca. 1.5 mi e of Portola. 5600 ft. 1706 Comment
  RSA286331  Ledum glandulosum R. F. Thorne 1974-7-30 45001 Plumas Plumas National Forest, Butterfly Valley Botanical Area. 1174 Comment
  UC1121003  Ledum glandulosum G. T. Nordstrom 1934-7-12 220 Plumas Plumas National Forest, at Three Lakes Three Lakes; Plumas National Forest, Three Lakes 1889 Comment
  CAS-BOT-BC537270  Lemna minor M. S. Taylor 1950-7-21 1474 Plumas East Quiney 1036 Comment
  SEINET10466004  Lemna minuta Mary Susan Taylor, M. Foster 1981-6-2 Taylor 3831 Plumas T24N R10E nw/se sec 25, Spring Garden quad. Aquatic in swamp inside Williams Loop, 0.2 mi S of Spring Garden Overpass on Hwy 70, ca. 1.5 mi W of Spring Garden. 3900 ft. 1189 Comment
  RSA531157  Lepidium campestre Rockwell 1925-07 s.n. Plumas Beckwourth Comment
  CAS-BOT-BC88868  Lepidium chalepense W. Harnach; N. Harnach 1989-5-22 115 Plumas Sierra Valley. East side of Co. road A-23 in road ditch. 1490 Comment
  CAS-BOT-BC12824  Lepidium perfoliatum Fred Sommers; Greg Sommers 1976-6-7 124 Plumas Marble Hot Springs Area. Sierra Valley Marsh. Marble Lane. 1487 Comment
  CHSC102153  Lepidium virginicum var. pubescens Lowell Ahart; John Dittes, Josephine Guardino 2009-7-29 16225 Plumas On dry bare soil, below the high water line of Lake Almanor, 1,849 feet northwest of Lake Almanor Dam. 1591 Comment
  CHSC89526  Leptosiphon ciliatus G. Douglas Barbe; T. C. Fuller 1982-7-16 3765 Plumas Sierra Nevada. Lava cap ridge 1.5 miles west of Wheeler Peak and 1 mile south of Beardsley Mine on forest road 3.8 mile south of Green Flat, Plumas National Forest. 1981 Comment
  RSA122128  Leptosiphon ciliatus E. Sawyer 1935-6-27 162 Plumas Sierraville 1524 Comment
  SEINET14161666  Leptosiphon ciliatus A. A. Heller, P. B. Kennedy 1907-7-3 8709 Plumas [Sierra Nevada] Hills above Red Clover Valley Comment
  SD149120  Leptosiphon filipes John Thomas Howell 1967-6-23 42720 Plumas Canyon of the East branch of Feather River, 2.0 miles east of Twain. Comment
  CHSC2289  Leucocrinum montanum A. Stone 1937-5-16 Plumas East of Portola. 1463 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
  CHSC21198  Leucothoe davisiae F. T. Griggs; A. Pass 1975-7-17 220 Plumas Bucks Lake. Comment
  RSA52902  Leucothoe davisiae R. Weatherby 1950-8-11 1523 Plumas Slopes of Mt. Elwell, Lakes Basin Area. 2226 Comment
  SEINET7270538  Leucothoe davisiae L. R. Miller 1933-8-27 2559 Plumas Long's Lake Comment
  JEPS104822  Lewisia cantelovii Dean W. Taylor 1996-5-31 15647 Plumas Feather River Canyon; Hwy 70 at Arch Rock Tunnel (about 25 air mi NE of Oroville) about 1 mi E of the Butte Co. line; Plumas National Forest; Sierra Nevada 563 Comment
  CAS-BOT-BC444172  Lewisia nevadensis Lowell Ahart 1983-7-20 4199 Plumas About 1/4 mile east of the Feather Fork Mine, about 5 1/2 miles north of La Porte 1800 Comment
  CAS-BOT-BC444173  Lewisia nevadensis Lowell Ahart 1983-8-17 4323 Plumas Near Onion Valley, near the Quincy La Porte Road, west of Pilot Pk., north-east of La Porte 2000 Comment
  CHSC1370  Lewisia nevadensis V. Holt 1946-5-18 Plumas Near Chester. 1524 Comment
  CHSC21720  Lewisia nevadensis F. T. Griggs; A. Pass 1975-7-17 219 Plumas Buck's Lake. Comment
  CHSC45390  Lewisia nevadensis Vernon Oswald 1986-6-6 2089 Plumas LaPorte-Quincy Rd. at the S. Fork of the Feather River. 1965 Comment
  CHSC10665  Lewisia triphylla Lowell Ahart 1970-6-25 Plumas Six miles N.W. of La Porte. 1828 Comment
  RSA101482  Lewisia triphylla R. Weatherby 1955-6-26 1550 Plumas Mud Lake, Lakes Basin Area. 2195 Comment
  CDA14757  Ligusticum grayi G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-25 3321 Plumas Diamond Mountain Road 2.8 miles north-northeast of Engle Mine townsite. 1341 Comment
  SJSU4639  Ligusticum grayi C. W. Sharsmith 1969-6-19 7601 B Plumas Butterfly Valley c. 3 mi SW of Keddie 1066 Comment
  CAS-BOT-BC509317  Lilium kelleyanum Walter Knight; Irja Knight; John Thomas Howell 1966-7-26 1577 Plumas Fern Glen 1112 Comment
  CAS-BOT-BC509336  Lilium kelleyanum H. C. Cantelow 1941-7-19 s.n. Plumas About 8 miles west of Quincy Rock Creek Comment
  CAS-BOT-BC509338  Lilium kelleyanum Mrs. E. C. Sutliffe 1914-8-1 s.n. Plumas Gold Lake Region Comment
  CAS-BOT-BC509339  Lilium kelleyanum Mrs. E. C. Sutliffe 1920-9-1 s.n. Plumas Salmon Lake Comment
  SEINET10872527  Lilium kelleyanum Mary Susan Taylor, G. Rotta 1982-6-14 Taylor 4669 Plumas T26N R7E sw sec 33. Almanor SW quad. In seep, n side of and above Caribou Rd, on serpentine, 1.8 mi ne of Queen Lily Campgr., ca. 7 air mi ne of Belden. 2800 ft. 853 Comment
  POM161739  Lilium pardalinum Rimo C. Bacigalupi 1927-7-10 1692 Plumas About 0.25 mile below outlet of Long Lake along Gray Eagle Creek 1829 Comment
  CHSC81156  Limosella acaulis Lowell Ahart 2001-8-29 9227 Plumas On the bottom of Little Last Chance Creek, on the strand of Frenchman Lake. 1700 Comment
  JEPS102829  Limosella aquatica Lowell Ahart 2001-8-29 9228 Plumas On the bottom of Little Last Chance Creek, on the strand of Frenchman Lake. 1700 Comment
  JEPS58329  Linanthus ciliatus H. F. Copeland 1932-8-24 Plumas Drakesbad Sierra Nevada 1828 Comment
  JEPS113659  Linanthus harknessii Lowell Ahart, John Dittes 2007-6-16 14093 Plumas Graded road gutter, east of the small stream, on the south side of County Road 111 (Beckwourth Genesee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis 1647 Comment
  CHSC59099  Linaria vulgaris Vernon H. Oswald; Lowell Ahart, Loren Gehrung, Linnea Hanson, Tyleas 1992-8-20 5169 Plumas Quincy-La Porte Rd. on the N edge of La Porte. 1514 Comment
  JEPS117924  Linaria vulgaris John Dittes 2005-9-30 1296 Plumas 8.3 air miles S of Diamond Mt. 4.5 air miles WxNW of Antelope Lake dam 2.7 air mile NE of Taylor Lake and 27N56 (ca. 0.5 air mile east intersection of FS Routes 27N090); Northern High Sierra Nevada Range 1944 Comment
  JEPS120752  Linaria vulgaris Lowell Ahart 2013-9-11 19028 Plumas Grave bar on the north side of the Feather River, about 20 yards west of Chips Creek, about 50 yards south of Hwy 70, about one mile southwest of Belden. Comment
  SEINET10483076  Lithophragma glabrum Mary Susan Taylor, M. Foster 1981-6-3 Taylor 3836 Plumas T24N R12E nw/sw sec 28, Mt Ingalls quad. In wet meadow, S side of Rd 24N61, ca. 1.5 air mi S of Little Summit Lake, ca. 10 mi NW of Portola; elevation ca. 6900 ft. 2103 Comment
  CHSC97145  Lithophragma parviflorum var. parviflorum Lowell Ahart; John Dittes, Josephine Guardino 2007-6-9 14059 Plumas About 100 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis. 1857 Comment
  JEPS113784  Lithophragma parviflorum var. parviflorum Lowell Ahart, John Dittes, Josephine Guardino 2007-6-9 14059 Plumas About 100 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis 1857 Comment
  JEPS95402  Lithophragma tenellum Lowell Ahart 1994-6-15 7325 Plumas 1 air mile W of Little Grass Valley Reservoir (200 yds E of a logging road, near the intersection of Lumpkin Ridge Road and the road to Tamarack Flat) 1767 Comment
  CAS-BOT-BC110597  Lithophragma tenellum Clare B. Hardham 1961-6-6 7469 Plumas Sierra Nevada. Diamond Peak. 2286 Comment
  RSA636045  Lomatium donnellii Michael A. Vincent 1999-6-8 8555 Plumas Plumas National Forest, Milford Ranger District, along FS 26N17 just north of FS 26N40 Comment
  UCD97456  Lomatium nevadense Albert Grigarick 2010-5-11 244 Plumas Sierra Valley. 10 mi N of Sattley on Westside Rd. Turn right (east) on Marble Hot Springs Rd. (Dyson Ln in Google Maps) for 0.5 mi. 1483 Comment
  CHSC41181  Lomatium nudicaule J. D. Jokerst 1984-5-14 2016 Plumas Top of the slopes S of Ward Creek, SW of Genesee Valley. 1584 Comment
  SD7631  Lomatium nudicaule Daniel Cleveland Jul 1882 Plumas Big Meadows Comment
  RSA59278  Lomatium nudicaule E. K. Balls 1950-9-4 15572 Plumas Feather River Experiment Station, Highway 24, 4 miles north of Quincy 1067 Comment
  RSA97323  Lomatium nudicaule F. W. Peirson 1926-6-21 6789 Plumas Lake Almanor Comment
  CHSC95092  Lomatium plummerae L. P. Janeway; B. Castro 2006-6-3 8653 Plumas Northern High Sierra Nevada. West side of lower Thompson Valley 1.6 km north of the mouth of McReynolds Creek at Red Clover Creek. East-facing sagebrush slope near meadow edge. 1673 Comment
  NY380626  Lomatium plummerae var. helleri A. A. Heller 1913-6-13 10838 Plumas Near Marston Station 1066.8 Comment
  CHSC88608  Lonicera conjugialis B. Elliott 2002-6-8 11602 Plumas Plumas National Forest. 1615 Comment
  CHSC99794  Lonicera conjugialis Lowell Ahart 2008-8-14 15214 Plumas West of the small stream, northwest of the meadow (swamp, bog), about 300 yards north of the paved road, about 1/2 mile west of the bridge where the South Fork of the Feather River flows into Little Grass Valley Reservoir, about 4 1/2 miles (air) north of La Porte. 1597 Comment
  SD6573  Lonicera conjugialis Mrs. R. M. Austin 1879-1 Plumas Comment
  CDA9312  Lonicera hispidula var. vacillans D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-2 6 .263 Plumas Along road at base of cliff about 15 miles E of Oroville. Mark 83. Comment
  CHSC33780  Lonicera involucrata var. involucrata M. S. Taylor 1981-7-17 4029 Plumas Sierra City NW. Ca. 1/4 mi S of Bear Lakes trailhead, Lakes Basin, ca. 6 mi S of Mohawk. 1950 Comment
  CAS-BOT-BC200952  Lotus Gladys L. Smith 1976-6-7 4559 Plumas Rte. 70, 8 mi. east of Quincy 1249 Comment
  CAS-BOT-BC200953  Lotus Gladys L. Smith 1976-6-7 4550 Plumas Rte. 70, Spring Garden Station 6 miles east of Quincy 1219 Comment
  CHSC97249  Lotus corniculatus Lowell Ahart; John Dittes, Josephine Guardino 2007-8-10 14477 Plumas About 5 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
  RSA7999  Lotus nevadensis H. A. Barker 1927-7-1 759 Plumas Blairsden 1372 Comment
  JEPS88578  Lotus nevadensis var. nevadensis Vernon H. Oswald and Lowell Ahart 1996-7-15 8032 Plumas N end of Lake Almanor (at E side of Last Chance Marsh, 1.4 mi S of Last Chance Campground at the streams and marshy meadow extending E from road 29N11); High Cascade Range 1371 Comment
  UC454102  Lotus nevadensis var. nevadensis Katharine Brandegee 1911-7-30 Plumas Portola Comment
  JEPS115179  Lotus oblongifolius var. oblongifolius Lowell Ahart, John Dittes 2009-7-13 16046 Plumas On damp to wet soil, seep, on the north side of Forest Service Road 27N28, headwater of Clear Creek, about 2.0 miles (air) north of Butt Valley Reservoir Dam, about 3 miles (air) southwest of Lake Almanor Reservoir Dam 1476 Comment
  UC726028  Lotus purshianus var. purshianus A. A. Heller 1938-7-2 15243 Plumas near Grays Flat (along the Feather River Highway) 868 Comment
  POM253375  Lotus unifoliolatus A. A. Heller 1938-7-2 15242 Plumas Feather River Highway near Grays Flat. 869 Comment
  RSA59912  Lotus unifoliolatus E. K. Balls 1950-9-15 15827 Plumas North Fork Feather River, 6 mi. n.w. of Chester. 1402 Comment
  UC727203  Lupinus A. A. Heller 1942-6-5 16505 Plumas along State Highway #89 s Greenville; s of Greenville Comment
  RSA0076001  Lupinus adsurgens Daisie Huang 2006-8-11 06081106 Plumas Quincy-La Porte Rd. 1257 Comment
  SD46391  Lupinus adsurgens var. undulatus E. K. Balls, L. W. Lenz 1956-6-20 21844 Plumas 2 mi SE of Spring Garden, US Hwy, Quincy to Portola. 1250 Comment
  UC1542833  Lupinus albicaulis M. L. Conrad, Dunn, and Kenney 1973-6-5 7061 Plumas on Meadow Valley Road at w side Quincy; w side of Quincy 1036 Comment
  UC1542848  Lupinus albicaulis P. Kenney, Conrad and LeDoux 1973-6-5 421 Plumas 5 mi n of jct of Hwy 70 and 89 roadside of Hwy 89 1066 Comment
  SEINET5766881 Image available Lupinus albicaulis var. shastensis A. A. Heller, P. B. Kennedy 1907-1 8739 Plumas Red Clover valley 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
  CHSC118701  Lupinus andersonii Chelsea Morgan 2015-6-28 2015022 Plumas Plumas National Forest. Located near Moonlight Valley, south of Forest Service road 28N30B, northwest of 28N30B1 UTM 688739 E, 4455754 N, NAD83 Zone 10N. 1800 Comment
  JEPS85917  Lupinus angustiflorus L. P. Janeway 1990-7-12 3795 C Plumas along top of Eureka Ridge ca 0.5 mi s of the head, Beckwourth Ranger District Bear Creek; Plumas National Forest, Johnsville Quad., Bear Creek 2103 Comment
  CHSC48523  Lupinus apertus Vernon Oswald 1988-9-4 3696 Plumas Pacific Crest Trail ca. 1.5 mi (air) nw of Humbug Summit. 2164 Comment
  CHSC82500  Lupinus arbustus Lowell Ahart 2002-6-26 9784 Plumas On the west side of the poor road, about 1/2 mile south of the intersection of Lumpkin Ridge Road and the road to Tamarack Flat, about 1 mile (air) northwest of Little Grass Valley Reservoir dam, about 4 miles (air) northwest of La Porte. 1796 Comment
  SEINET10973210  Lupinus arbustus subsp. silvicola Mary Susan Taylor 1982-6-1 Taylor 4586 Plumas T26N R9E center sec 15. Greenville SW quad. N side of 20r, opposite Round Valley Reservoir, ca. 2 air mi w of Crescent Mills. 4600 ft. 1402 Comment
  CAS-BOT-BC208805  Lupinus argenteus var. heteranthus Alice Eastwood 1927-6-27 14867 Plumas On rood from Chilcott, United States Forest Reserve Comment
  CAS-BOT-BC208841  Lupinus argenteus var. meionanthus L. P. Janeway 1990-7-20 3808 Plumas Along Lake Davis Rd 1.4 mi NW of Hwy 70 and Portola. 1524 Comment
  SJSU14709  Lupinus breweri var. breweri N. A. Hopkins 1991-6-28 1688 Plumas on rd to Janesville 1524 Comment
  SEINET10903406  Lupinus breweri var. breweri Mary Susan Taylor 1982-4-1 Taylor 4578 Plumas T26n r9e se1/4sw1/4 sec 6. Almanor ne quad. Corolla blue lopenings of mixed Coniferous forest, on n edge of spur rd (27n39) off 26n18, long valley mine Area, ca. 4 Mi. W of greenville. 5000 Ft. With arctostaphylos nevadensis, Senecil integerrimus. Comment
  SEINET10452631  Lupinus caudatus Mary Susan Taylor 1982-6-10 Taylor 4620 Plumas T23N R15E nw/sw sec 7. Reconnaissance Peak quad. SW of 23N72, ca. l mi w of Table Rock, ca. 3 air mi ne of Beckwourth. 5100 ft. 1554 Comment
  SEINET7062842 Image available Lupinus concinnus A. G. Vestal 1947-3-28 s.n. Plumas Warner Valley South West. UTM 10, 643001mE, 4468076mN.(WGS84/NAD83). 1521 Comment
  RSA29589  Lupinus confertus Joseph A. Ewan 1934-7-8 8583 Plumas Camp Caldwell, Dentens, Mohawk Valley. 1616 Comment
  SEINET10452035  Lupinus confertus Mary Susan Taylor 1982-7-8 Taylor 4792 Plumas T23N R14E nw/se sec 27. Portola quad. S side of Feather River, ca. 1 mi sw of Beckwourth, on Ramelli Ranch, ca. 1/4 mi e of Calpine Rd (109). 4880 ft. 1487 Comment
  SEINET10485162  Lupinus confertus Charles Piper Smith 1921-7-14 Smith 3427 Plumas Quincy - spanish creek crossing. Comment
  SEINET10903846  Lupinus confertus Mary Susan Taylor 1982-8-8 Taylor 4792 Plumas T23n, r14e, nw1/4se1/4 sec 27. Portola quad. Corolla pale blue. Along dirt Rds. S side of feather river in ramelli ranch, ca 1 mi. Sw of beckwourth. Sagebrush scrub. With eschscholzia californica. 1487 Comment
  SEINET10937072  Lupinus confertus Charles Piper Smith 1921-7-17 Smith 3438 Plumas Stamplei - indian valley low lands. Comment
  CAS-BOT-BC215382  Lupinus dalesiae M. S. Taylor 1982-6-7 4616 Plumas Along spur road off Burton Gulch road along Spanish Creek, ca. 2 air miles N of Meadow Valley 1219 Comment
  CAS-BOT-BC215383  Lupinus dalesiae M. S. Taylor 1982-6-7 4615 Plumas W side of Schneider Creek Road (24N16), 1.2-1.3 miles S of its junction with road to UC Forestry Camp, 1.6-1.7 miles S of Bucks Lake Road, ca. 2 miles S of Meadow Valley 1432 Comment
  CAS-BOT-BC215405  Lupinus dalesiae Charles Piper Smith 1947-5-22 47336 Plumas Quincy Road, 2.2 miles E of Meadow Valley Comment
  CAS-BOT-BC215410  Lupinus dalesiae John Thomas Howell; Gordon H. True 1967-6-12 42587 Plumas N side of American Valley near Quincy 1036 Comment
  CAS-BOT-BC215425  Lupinus dalesiae E. K. Balls; L. W. Lenz 1956-6-20 21844 Plumas 2 miles SE of Spring Garden, US Highway, Quincy to Portola 1249 Comment
  CAS-BOT-BC8483  Lupinus dalesiae Mary Strong Clemens 1920-6-3 s.n. Plumas greenville Comment
  CDA13226  Lupinus dalesiae G. F. Hrusa 1996-7-21 13382 Plumas Sierra Nevada; at NW base of Lava Peak immediately above Little Long Valley Creek. Comment
  CDA14137  Lupinus dalesiae G. F. Hrusa 1997-5-3 13827 Plumas Sierra Nevada; At edge of power lines on E side of Rattlesnake Creek, immed. S of Hwy 70 approx. 15 mi. E of Quincy. Comment
  CHSC36197  Lupinus dalesiae M. S. Taylor 1982-6-3 4605 Plumas S side of Poplar Creek Rd (23N08), 0.1 mi E of bridge, ca. 1 mi S of Sloat. 1280 Comment
  CHSC39591  Lupinus dalesiae Lowell Ahart 1983-7-14 4193 Plumas Growing on a bank along the South Fork of the Feather River, south of the Feather Fork Mine, about 1 1/2 miles north-east of Little Grass Valley Res., about 5 1/2 miles north of La Porte. 1750 Comment
  JEPS85923  Lupinus dalesiae L. P. Janeway 1990-6-12 3714 Plumas ca 1/0 mi n of Hwy 70/89 wnw facing slope along Rattlesnake Creek (vicinity of Long Valley, Sloat); Plumas Natl Forest, Mt. Ingalls Quad., Rattlesnake Creek 1417 Comment
  SEINET8584753  Lupinus dalesiae W. Harnach 2004-4-11 1156 Plumas Quincy, CA; end of Forest Knoll Road at the top of the hill 1061 Comment
  UC1481290  Lupinus dalesiae M. L. Conrad, Dunn, and LeDoux 1973-6-5 7058 Plumas 5.2 mi w of jct of Hwy 70 and Meadow Valley Road in Quincy 1219 Comment
  UC1485470  Lupinus dalesiae M. S. Taylor and M. Foster 1981-6-3 3833 Plumas n side of rd 23N11 ca 3 mi s Happy Valley (on hwy 70 ca 2 air mi e of Cromberg, near head of Cogswell Ravine); near head of Cogswell Ravine, s of Happy Valley 1767 Comment
  UC1502136  Lupinus dalesiae M. S. Taylor 1982-6-2 4597 Plumas along 23N11 on loop through Cogswell Ravine (3.2 mi ne of Jackson Creek Campground, ca 5 air mi n of Mohawk); Johnsville Quad., Cogswell Ravine 1737 Comment
  UCD107631  Lupinus dalesiae M. S. Taylor 1982-6-16 4680 Plumas along spur rd off Thompson Creek Rd (24N26), 0.2-0.3 mi from its jct, ca. 3 mi se of Quincy. Comment
  SEINET10452042  Lupinus dalesiae Mary Susan Taylor 1982-7-21 Taylor 4887 Plumas T24N R10E e/se sec 7. Quincy quad. American Valley, on ne side of hills s of Greenhorn Creek, ca. 1.5 mi ne of Quincy. 3500 ft. 1069 Comment
  SEINET10452068  Lupinus dalesiae Mary Susan Taylor 1982-6-2 Taylor 4600 Plumas T23N R11E nw/se sec 17. Blue Nose Mt quad. On n side of White Cap Rd, 1.1 & 1.2 mi s of its jct with 23N10, sw of Sloat. 5000 ft. 1524 Comment
  SEINET10485184  Lupinus dalesiae L. Hanson 1983-6-7 Hanson 201 Plumas On n side of hwy 70 near hallsted on hillside above kingsbury rd. In mixed Conifer forest. Comment
  SEINET10485189  Lupinus dalesiae Mary Susan Taylor 1982-7-12 Taylor 4809 Plumas T22n r11e nw1/4se1/4 sec 10. Johnsville quad. Cobbly slope on s side of 23N09, near headwaters of bear creek, ca 5 air mi. W of mohawk. Mixed Evergreen forest. With pedicularis semibarbata, pteridium aquilinum. 1890 Comment
  SEINET10485204  Lupinus dalesiae Taylor 1982-5-27 Taylor 4555 Plumas Disturbed roadside in cobbly phyllite with thin pine duff, on the south side of Bucks lake-spanish creek rd. 4.5 Mi southwest of its jct with hwy 70 in quincy. With lathyrus nevadensis, delphinium depauperatum. Bucks lake northeast quad. 1097 Comment
  JEPS85928  Lupinus grayi L. P. Janeway 1990-6-6 3701 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
  RSA0089037  Lupinus grayi Bonnie C. Templeton 1968-6-9 11256 Plumas Butterfly Valley, ca. 10 mi. west of Quincy. 1066 Comment
  SEINET10483998  Lupinus grayi Mary Susan Taylor 1981-5-10 Taylor 3662 Plumas T25N R11E ne sec 12. Greenville SE quad. N side of Genesee Valley Rd, ca. 4 mi W of Genesee. Oak-Pine Forest; 3600 ft. Dry soils in partial shade. 1097 Comment
  SEINET10837724  Lupinus grayi Duane Isely, I. Isely 1971-7-13 Isely 11397 Plumas Spring garden. Fls. Lt. Purple to pale lavender; standard recurved ca 45 Degrees. 1216 Comment
  SEINET10973162  Lupinus latifolius subsp. longipes Mary Susan Taylor 1982-7-12 Taylor 4824 Plumas T22N R11E sw/se sec 27. Sierra City NW quad. At jct of small creek to Jamison Cr, on n side of Rd 507, just w of Plumas-Eureka State Park boundary, 2.0 mi sw of Johnsville. 5800 ft. 1768 Comment
  SEINET10451303  Lupinus latifolius subsp. viridifolius J. D. Detzer, M. Sacks 1977-7-14 Detzer 22 Plumas Corolla blue-purple and white. Plants ca 11 dm tall. Abundant on dry gravelly Soil in open area at edge of montane coniferous forest, ca 3.5 km ne squaw pk., On e bank of unimproved usfs rd. Sec 1, t25n, r14e. 1973 Comment
  CHSC62109  Lupinus lepidus var. aridus L. P. Janeway 1993-7-15 4453 Plumas Plumas National Forest. Ridge between Fales Basin and Rattlesnake Gulch; overlooking East Branch North Fork Feather River 'serpentine canyon'. 1569 Comment
  UC149940  Lupinus lepidus var. confertus Katharine Brandegee July 1911 Plumas Portola Comment
  CHSC34758  Lupinus lepidus var. sellulus M. S. Taylor 1981-6-3 3852 Plumas Jct of Beckwourth-Milford Rd and Squaw Valley Rd, in Squaw Valley, ca. 11 mi n of Beckwourth. 1706 Comment
  CHSC92144  Lupinus obtusilobus L. P. Janeway; B. Castro 2005-9-11 8538 Plumas Northern High Sierra Nevada. Near the Oroville-Quincy Hwy at Grizzly Summit. 1768 Comment
  UC170932  Lupinus obtusilobus H. M. Hall 1912-7-13 9351 Plumas back Jameson Lake (gravelly summits on line of Plumas and Sierra Counties); Sierra Nevada Mountains, (back of Jameson Lake) Comment
  SEINET10452161  Lupinus obtusilobus Mary Susan Taylor, H. Swanson 1982-8-11 Taylor 4968 Plumas T21N R11E se sec 3. Sierra City NW quad. On ridge between Florentine Cyn and Spencer Lakes, ca. 5 mi sw of Johnsville. 7000 ft. 2133 Comment
  RSA104336  Lupinus onustus Marcus E. Jones 1887-6-26 s.n. Plumas Perkins Ranch, Susanville. 1463 Comment
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Feb 25 2016
  UC1586416  Lupinus onustus Vernon H. Oswald and Lowell Ahart 1991-6-18 4688 Plumas ca 4.5 mi (air) n Greenville (Forest Rd. 28N38, 4.9 mi ene of its jct w/County Rd 201 (Old Haun Rd.), 0.4 mi nw of its jct w/Forest Rd. 28N68 at Greenville Saddle) 1609 Comment
  RSA113221  Lupinus onustus E. K. Balls, Lee W. Lenz, B. K. Balls 1955-5-14 20712 Plumas 3.1 miles N of Greenville on road to Lake Almanor Hwy 89. 1159 Comment
  SEINET10936750  Lupinus onustus Patricia L. Kenney 1973-6-5 Kenney 423 Plumas Collected along a stream along hwy 70, 6 mi s from jct of hwy 89 & 70. Douglas fir and yellow pine. 1067 Comment
  UC1129726  Lupinus polyphyllus var. burkei E. Sawyer 1935-6-27 169 Plumas 3 1/2 mi n Hawks; Plumas National Forest, Sierraville Quad. Comment
  SEINET10490238  Lupinus sellulus subsp. ursinus Melvin L. Conrad, Eula V. Conrad 1981-7-12 Conrad 9482 B Plumas In Meadow VAlley ca. 7 miles west of Quincy, south side of hwy. in shaded pine forest. Comment
  SFV11552  Lupinus stiversii M. L. Vincent 1964-4-8 528 Plumas Sierra Nevada 1 mile northeast of Storrie. 580 Comment
  JEPS95400  Luzula comosa var. laxa Lowell Ahart 1994-6-12 7319 Plumas Near Cedar Flat, on the west side of Faggs Mine Road, south-west of a small branch of Willow Creek, about 1 1/4 miles (air) south of Bucks Lake 1706 Comment
  CAS-BOT-BC436675  Luzula comosa var. laxa John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-22 54098 Plumas Sierra Nevada: 10.6 miles NE of La Porte on road to Quincy 1889 Comment
  UC1028654  Luzula macrantha Robert J. Weatherby 1955-6-26 1544 Plumas Mud Lake, Lakes Basin Area 2103 Comment
  CAS-BOT-BC441256  Luzula macrantha John Thomas Howell 1961-6-21 36634 Plumas Sierra Nevada: Greenville 1097 Comment
  CAS-BOT-BC342582  Madia Clare B. Hardham 1985-7-31 30139 Plumas Doyles Crossing, between Antelope Reservoir and Janesville Comment
  CAS-BOT-BC342583  Madia M. S. Taylor 1981-7-11 4067 Plumas SW side of Lake Almanor, in small dry meadow between campground and rd to Almanor, ca. 1 mi nw of Prattville, ca. 3/4 mi e of Hwy 89 1371 Comment
  CAS-BOT-BC343798  Madia elegans Alice Eastwood 1927-6-17 14660 Plumas United States Forest Reserve. Long Valley Comment
  CAS-BOT-BC343796  Madia elegans Mary Strong Clemens 1920-8-28 s.n. Plumas Greenville Comment
  CAS-BOT-BC343799  Madia elegans Arthur C. Barrett 1915-7-19 37 Plumas Plumas National Forest. Canon [Canyon] Field, Doyle-Last Chance road 1676 Comment
  UC1561925  Madia elegans Barbara Ertter 1987-7-24 7309 Plumas on Rt 284 ca 3 mi n Chilcoot (<on road> to Frenchman Lake) 1524 Comment
  CAS-BOT-BC344470  Madia exigua John Thomas Howell 1962-6-17 37676 Plumas Butterfly Valley 1036 Comment
  CDA14658  Madia exigua G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-23 3095 Plumas 1.8 miles north of Lawrence Street on Highway 70/89, Quincy. 1066 Comment
  CHSC75460  Madia exigua G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-23 3095 Plumas Northeast of county hospital, 1.8 miles north of Lawrence Street on Highway 70/89, Quincy. 1066 Comment
  UC173109  Madia exigua Katharine Brandegee 1913-1 Plumas Portola Comment
  CHSC100456  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
  CHSC34880  Madia glomerata M. S. Taylor 1981-8-31 4253 Plumas S side of Hwy 89, ca. 0.5 mi s of Clio. 1341 Comment
  JEPS40398  Madia glomerata W. L. Jepson 1918-8-17 8031 Plumas Sierra Valley 1524 Comment
  CAS-BOT-BC342855  Madia glomerata David D. Keck 1932-7-6 1715 Plumas Halfway between Prattville and Chester 1340 Comment
  CAS-BOT-BC342864  Madia glomerata Lowell Ahart 1977-9-10 s.n. Plumas Sutter Buttes Area. 2 miles west of PIlot Peak 1900 Comment
  CDA8269  Madia glomerata T. C. Fuller 1959-10-2 3264 Plumas Vinton. 0 Comment
  RSA59478  Madia glomerata E. K. Balls 1950-9-15 15873 Plumas 5 miles southeast of Graeagle, Sulphur Creek, Hwy 89 1372 Comment
  SEINET10474806  Madia glomerata Mary Susan Taylor 1982-8-30 Taylor 5080 Plumas T27N R11E se/nw sec 27. Kettle Rock quad. ALong 27N57, Kettle Pass, just w of Eisenheimer Peak, ca. 7 air mi ne of Taylorsville. Bare open ridge; 7000 ft. 2133 Comment
  UC1562733  Madia glomerata Barbara Ertter 1988-7-25 7845 Plumas ca 12 airmiles ssw Susanville (Snoring Springs 1/2 mi n of Diamond Mt-Greenville-Red Rock Jct); Diamond Mines, Snoring Springs 1981 Comment
  CAS-BOT-BC343286  Madia gracilis John Thomas Howell; Gordon H. True 1967-7-11 43317 Plumas About 3 miles southeast of Mt. Hough 1706 Comment
  CDA17298  Madia gracilis G. F. Hrusa, P. Kerr, S. Winterton 2004-6-25 16347 Plumas Sierra Nevada; Snake Lake, 4 mi. NW of Quincy. Comment
  CHSC88005  Madia gracilis Lowell Ahart; John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11153 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
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May 24 2013
  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
  CHSC97264  Madia gracilis Lowell Ahart; John Dittes, Josephine Guardino 2007-8-10 14462 Plumas About 30 yards south of Beckwourth Gensee Road, there is a small quarry east of a poor road, the meadow and stream, about 2 miles (air) north of the north end of Lake Davis. 1761 Comment
  JEPS115862  Madia gracilis Lowell Ahart, John Dittes, Josephine Guardino 2009-7-21 16112 Plumas West of a man made depression, about 20 yards east of Forest Service Road 27N26, about 1000 feet northwest of Powerhouse at the north end of Butt Valley Reservoir, about 3 miles (air) southwest of Lake Almanor 1302 Comment
  CAS-BOT-BC343251  Madia gracilis John Thomas Howell 1960-7-20 35763 Plumas Lassen Volcanic National Park. Boiling Springs Lake 1798 Comment
  CDA8280  Madia gracilis T. C. Fuller 1959-7-6 4299 Plumas Highway 89, 4 miles south of Crescent Mills. 0 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
  RSA0091376  Maianthemum racemosum Bonnie C. Templeton 1968-1 11288 Plumas [No location data on label. Possibly Trinity County.] Comment
  CAS-BOT-BC512092  Maianthemum racemosum subsp. amplexicaule Thomas H. Kearney 1944-8-14 34 Plumas Near Prattville, Lake Almanor Comment
  CAS-BOT-BC512093  Maianthemum racemosum subsp. amplexicaule Walter Knight; Irja Knight; John Thomas Howell 1966-7-26 1602 Plumas Fern Glen; Butterfly Botanical Area and Vicinity 1066 Comment
  SD7175  Maianthemum stellatum Mrs. R. M. Austin 1880-1 Plumas Big Meadows. Comment
  CHSC66753  Malacothrix floccifera Vernon H. Oswald; Lowell Ahart 1996-8-14 8158 Plumas Northern High Sierra Nevada. Road paralleling Spanish Creek near Greens Flat ca. 2 mi (air) NW of Meadow Valley (on the Oroville-Quincy Hwy.). Along the road. 1127 Comment
  SBBG47390  Marsilea vestita J. T. Howell 1961-9-25 36949 Plumas Feather River bed, Portola 1478 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
  CHSC36209  Melica aristata M. S. Taylor 1982-7-7 4784 Plumas N side of 23N36, just e of its jct with 23N35, s slope of Big Hill, ca. 3 air mi s of Sloat. 1615 Comment
  CHSC64258  Melica aristata B. Castro; R. Zebell 1989-7-20 329 a Plumas Off the S end of Walker Plains, on S side of the Oro-Quincy Hwy. 1539 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
  RSA71304  Melica aristata L. S. Rose 1951-6-27 51023 Plumas Johnsville. 1601 Comment
  SEINET10836202  Melica aristata Mary Susan Taylor 1982-7-7 Taylor 4784 Plumas T23N R11E nw/sw sec 26. Johnsville quad. N side of 23N36, just e of its jct with 23N35, s slope of Big Hill, ca. 3 air mi s of Sloat. Mixed Ever- green Forest. 5300 ft. 1615 Comment
  UCD107939  Melica bulbosa Tim Kuhn 2006-6-29 54 Plumas north of Lake Davis at Old House Meadow. Comment
  CAS-BOT-BC282082  Melica fugax John Thomas Howell 1962-6-17 37704 Plumas Portola 1463 Comment
  CAS-BOT-BC282083  Melica fugax John Thomas Howell; Gordon H. True 1967-7-11 43292 Plumas 2.5 miles from Quincy Junction on road to Mt Hough 1249 Comment
  CHSC87615  Melica fugax Lowell Ahart; John Dittes, Josephine Guardino 2004-5-16 10910 Plumas East of the dirt road, south of the Bucks Lake Road, about 2 miles (air) northeast of Meadow Valley, about 5 miles (air) west of Quincy. 1147 Comment
  CHSC87991  Melica fugax Lowell Ahart; John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11154 A 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
  JEPS95630  Melica fugax Lowell Ahart 1994-6-15 7335 Plumas 200 yds E of a logging road, near the int. of Lumpkin Ridge Road and the road to Tamarack Flat, 1 air mile W of Little Grass Valley Reservoir 1767 Comment
  RSA712983  Melica fugax L. P. Janeway, B. Castro 2006-6-3 8657 Plumas Northern High Sierra Nevada, west side of lower Thompson Valley 1.6 km north of the mouth of McReynolds Creek at Red Clover Creek 1673 Comment
  UCD87283  Melica fugax August L. Hormay 10 Jun n/a s.n. Plumas Long Canyon, Plumas National Forest. 1798 Comment
  CAS-BOT-BC281295  Melica harfordii John Thomas Howell 1967-6-23 42737 Plumas Lewisia Rock 3.5 miles SW of Belden, Feather RIver Canyon 609 Comment
  CAS-BOT-BC281136  Melica stricta Lowell Ahart 1979-7-18 s.n. Plumas Ca 1 mile W of Pilot Peak. Above the road on broken rock about 1/8 mile S of Onion Valley 1800 Comment
  CAS-BOT-BC264171  Melica subulata Gordon H. True; John Thomas Howell; Walter Knight; Irja Knight 1969-6-24 2636 Plumas Fern Glen, Butterfly Botanical Area and Vicinity 1066 Comment
  CAS-BOT-BC264180  Melica subulata John Thomas Howell 1960-7-22 35903 Plumas Devil's Kitchen to Drakesbad, Lassen Volcanic National Park 1828 Comment
  CDA4209  Melilotus officinalis T. C. Fuller 1959-7-6 4301 Plumas Northeast of Lake Almanor, 2 miles west of Clear Creek Junction. 0 Comment
  CHSC101846  Mentzelia dispersa Lowell Ahart; John Dittes, Josephine Guardino 2009-6-14 15876 Plumas About 1600 feet southwest of Lake Almanor Dam. 1386 Comment
  CHSC43302  Mentzelia dispersa Lowell Ahart 1975-7-20 912 Plumas On a steep mountain side, west of Bunker Hill Creek, about 1 mile north of the Bunker Hill Mine, about 10 miles north-east of La Porte. 1828 Comment
  SD7602  Mentzelia laevicaulis Mrs. R. M. Austin 1875-1 Plumas Soda Springs Comment
  UC572286  Mentzelia montana E. Sawyer 1935-6-28 245 Plumas 1 mi sw Beckwith; Sierraville Quadrangle Comment
  JEPS87377  Menyanthes trifoliata Vernon H. Oswald and Lowell Ahart 1993-8-3 5759 Plumas 9 air mi n of Lake Almanor (Hay Meadow at n end of 30N25 on s edge of the Caribou Wilderness); Caribou Wilderness, Hay Meadow 1950 Comment
  CAS-BOT-BC428537  Micranthes aprica Alice Eastwood 1918-5-25 6990 Plumas Portola Comment
  RSA169384  Microseris lindleyi L. S. Rose 1963-6-5 63134 Plumas East Branch, North Fork of Feather River, 0.5 miles north of Rich Bar. 823 Comment
  CAS-BOT-BC349347  Microseris nutans A. A. Heller 1915-7-7 12060 Plumas Near the summit of Soapstone ridge in the Sierra Nevada, 12 miles west of Bucks 1676 Comment
  CDA14122  Microseris nutans G. F. Hrusa 1997-5-3 13812 Plumas Sierra Nevada; Slope on W side of Rattlesnake Creek, straddling Hwy 70 approx. 15 mi. E of Quincy. N side of Hwy 70. Comment
  CHSC97540  Microsteris gracilis Lowell Ahart; John Dittes 2007-6-16 14110 Plumas East of a small stream, on the south side of County Road 111 (Beckwourth Gensee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1647 Comment
  JEPS1766  Mimulus aurantiacus var. grandiflorus Milo S. Baker 1952-5-27 12475 Plumas Camp Storrie Feather River Canyon, Hwy 24 Comment
  JEPS124095  Mimulus breweri Lowell Ahart 2015-6-7 20216 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
  JEPS80615  Mimulus cardinalis M. S. Taylor 1981-8-19 4215 Plumas ca 1.5 mi w Sloat (jct Bell Creek and rd 23N10); Blue Nose Mt. quad. 1310 Comment
  POM147037  Mimulus guttatus Alice Eastwood 1927-06 14559 Plumas United States Forest Reserve, Forest Lodge, Greenville. Comment
  UC149929  Mimulus moniliformis Katharine Brandegee 1911-7-30 Plumas Portola Comment
  UCD20777  Mimulus moschatus A. M. Shapiro 2002-8-26 s.n. Plumas Plumas County. Feather River Canyon. Caribou Road. 914 Comment
  SEINET10570269  Mimulus pygmaeus Mary Susan Taylor 1982-6-11 Taylor 4637 Plumas T27N R7E ne/ne sec 10. Almanor NW quad. Almanor Campground, between n part of cmpgr & rd, 0.5 mi e of Hwy 89; n of Prattville. 4500 ft. 1372 Comment
  JEPS122309  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. Comment
  JEPS13354  Mimulus torreyi H. E. and S. T. Parks June, 1928 2417 Plumas Drakesbad Resort, head of valley Lassen National Park, Warner Valley 1798 Comment
  CHSC82105  Monardella follettii L. P. Janeway 2001-8-5 7422 Plumas High Cascade Range. Near top of ridge between Yellow Creek and North Fork Feather River (and Caribou Road). 1463 Comment
  SJSU15285  Monardella follettii S. Woolhouse 2010-7-20 6 Plumas Forest service road 26N26 north of Highway 70 and west of Caribou Road. Comment
  UCD148564  Monardella follettii G. Ledyard Stebbins 1986-6-29 C 613 Plumas Approximately 5 miles north of the town of Meadow Valley. Along Forest Service road no. 25 N-17, above Bean Creek. (Exact location unknown. Coordinates estimated by label maker). 1420 Comment
  UCSC008319  Monardella follettii Brett Smith 2012-7-27 BAS 014 Plumas 65m W of unnamed stream, 110 m NE of big bend in FS road that cuts W through Cottonwood Meadow 1341 Comment
  CHSC118721  Monardella follettii Noah Siegel; Wendy L. Boes 2015-6-12 2015003 Plumas Lassen National Forest. Cottonwood Meadow ultramafics, between Forest Service road 26N08 and Lead Gulch. UTM 648821 E, 4439781 N, NAD83 Zone 10N. 1340 Comment
  CHSC118830  Monardella follettii Noah Siegel 2015-7-29 2015006 Plumas Plumas National Forest. Located on eastern Rush Creek Hill. Forest Service road 27N67 near 26N22L. UTM 659415 E, 4437357 N, NAD83 Zone 10N. 1675 Comment
  SEINET10582324  Monardella follettii A. Graff 1993-7-22 Graff 307 Plumas Plumas National Forest. Meadow Valley Rd. south from Virgilia, on the left roadside, 3 miles from the Union Pacific RR crossing of the East Branch Feather River. T25N,R8E,S30. Locally frequent, growing on a serpentine road cut filling in with Pseudotsuga menziesii and Calocedrus decurrens. Comment
  SEINET10582329  Monardella follettii A. Graff 1993-7-22 Graff 314 Plumas Plumas National Forest. Meadow Valley Rd. south, .4 mile from Union Pacific RR crossing, on left road cut. T25N,R8E,S20. Locally frequent on serpentine, below Pseudotsuga menziesii, Calocedrus decurrens, Pinus jeffreyi, P. lambertiana, Abies concolor, A. magnifica. Comment
  SEINET10829411  Monardella follettii A. Graff 1993-7-23 Graff 334 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
  UC586855  Monardella odoratissima subsp. glauca Joseph Andorfer Ewan 1934-6-25 8228 Plumas above Dentens (Gold Lake Road); Sierra Nevada 1676 Comment
  CDA18565  Monardella odoratissima subsp. odoratissima G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-26 3346 Plumas Sierra Nevada; 0.75 mile northeast of Bucks Summit on Bucks Lake Road. 1600 Comment
  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
  CHSC67836  Monardella odoratissima subsp. pallida James D. Jokerst 1989-7-3 3112 Plumas N of Florintine Canyon adjacent to La Porte Rd., W of Johnstown. Comment
  RSA794998  Monardella odoratissima subsp. pallida L. Ahart, John Dittes 2009-7-15 16097 Plumas East of the power line on the south side of Forest Service Road 26N22, about 2.3 air miles southeast of Butt Valley Reservoir Dam. 1518 Comment
  UC2035861  Monardella odoratissima subsp. pallida Berry Campbell 1929-6-20 734 Plumas Lake Almanor 1402 Comment
  UCSB63979  Monardella odoratissima subsp. pallida Jokerst, James 1987-5-28 Plumas Ward Creek Canyon on steep, rocky edge SW of creek; T25N R11E center S 1/2 Sect. 23 1463 Comment
  CAS-BOT-BC220485  Monardella sheltonii John Thomas Howell 1975-7-22 51370 Plumas 2 miles northwest of Spring Garden 1173 Comment
  SD149141  Monardella sheltonii John Thomas Howell 1975-7-22 51350 Plumas 2 miles northwest of Spring Garden Comment
  SEINET10582352  Monardella sheltonii A. Graff 1993-7-21 Graff 280 Plumas Plumas National Forest. Hwy. 70, .3 miles northwest of its junction with USNFS Rd. 23N06 (just past Mohawk), on the northeast side of the road. T22N,R12E,S5. Growing in sandy clay with Pinus jeffreyi and scrub. Mid-bloom. Bombus sp. Comment
  SJSU14192  Monardella sheltonii N. A. Hopkins 1989-8-7 1575 Plumas by road between Beckwourth & Genesee Valley 1676 Comment
  CAS-BOT-BC220206  Monardella stebbinsii Linnea Hanson 1980-7-22 s.n. Plumas Ca. 1 mile north of Queen Lily Campground north of Belden on North Fork Feather River Comment
  CAS-BOT-BC220208  Monardella stebbinsii G. L. Stebbins; C. Epling 1968-8-2 6840 Plumas East Branch, North Fork of Feather R., 1 mile east of Rich Bar 1036 Comment
  SEINET10582231  Monardella villosa subsp. villosa A. Graff 1993-7-22 Graff 323 Plumas Plumas National Forest. 1.2 miles north on Caribou Rd. (USNFS Rd. 27N26) from Hwy. 70, on both sides of the road. T25N,R7E,S17. Locally infrequent, with Pseudotsuga menziesii, Pinus ponderosa, Quercus sp. Comment
  CHSC65174  Montia chamissoi Lowell Ahart 1995-8-7 7606 Plumas In a small meadow, near a mountain alder thicket, south of the Pacific Crest Trail, south of a poor dirt road, north-east of the weather station, about 1/2 mile (air) west of Pilot Peak. 1981 Comment
  UC1136698  Montia chamissoi E. Sawyer 1935-6-22 188 Plumas 1.6 mi ene of Grizzley Peak (Plumas National Forest); Plumas National Forest 1767 Comment
  CHSC33627  Montia linearis M. S. Taylor; M. Foster 1981-6-3 3835 Plumas S side of rd 24N61, ca. 1.5 mi s of Little Summit Lake, ca. 10 mi nw of Portola. In meadow. 2103 Comment
  CHSC91695  Montia linearis G. D. Barbe; T. C. Fuller 1982-6-17 3847 Plumas Northern California. Plumas National Forest. East shore Frenchman Lake; Crystal Fishing Access. At the parking lot. [Lat./long. on label is '39 55 N; 120 11 W']. 1706 Comment
  CAS-BOT-BC445078  Montia linearis W. Harnach; N. Harnach 1989-4-16 031 Plumas Sierra Valley. 3/4 mile west of Steel Bridge on Marble Lane. 1487 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
  CAS-BOT-BC267016  Muhlenbergia filiformis Roxana S. Ferris; Laura Lorraine 1941-8-9 10441 Plumas About 2.5 miles from Lake Almanor Public Camp, State Highway 89 on road to Chester Comment
  CAS-BOT-BC267018  Muhlenbergia filiformis Lloyd W. Swift 1932-7-11 63 Plumas Tamarack Ranger Station 1706 Comment
  CAS-BOT-BC267019  Muhlenbergia filiformis L. P. Janeway 1984-9-1 1134 Plumas Lakes Basin, on Sierra crest W of Mt Elwell 2164 Comment
  CHSC113872  Muhlenbergia filiformis Lowell Ahart 2014-8-31 19807 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. 1810 Comment
  CHSC94990  Muhlenbergia filiformis Lowell Ahart 2006-10-23 13500 Plumas On the west side of Slate Creek (there is a large gravel flat caused by the dam), about 30 yards south of where the road ends, about 20 yards north of the dam across Slate Creek, about 1/8 mile northeast of Scales Road, about 5 1/2 miles (air) northeast of Strawberry Valley. 1281 Comment
  CAS-BOT-BC267004  Muhlenbergia filiformis John Thomas Howell 1960-7-21 35808 Plumas Lassen Volcanic National Park. Near Terminal Geyser 1828 Comment
  UCD149815  Muhlenbergia minutissima William Anderson 1964-5-24 s.n. Plumas Feather River Canyon. Comment
  CHSC67414  Muhlenbergia richardsonis James D. Jokerst 1985-6-10 2400 Plumas Indian Creek Small Hydro Survey. Adjacent to Indian Creek 400 m S of Hwy. 70, ca. 2 mi SW of Crescent. 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
  UCR47603  Myosotis discolor David D. Keck 1932-7-4 1670 Plumas Northern Sierra Nevada Mtns., Quincy, along road to Lake Almanor 1067 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
  UC480853  Myosurus apetalus Mrs. R. M. Austin 1879-1 Plumas Big Meadows Comment
  RSA52944  Myriophyllum verticillatum R. Weatherby 1950-7-28 1493 Plumas Indian Creek, on road to Taylorsville. 1067 Comment
  UCR102420  Narthecium californicum L. C. Wheeler 1959-7-16 7576 Plumas Northern Sierra Nevada Mtns, Butterfly Valley Comment
  UC1075682  Narthecium californicum Robert J. Weatherby 1950-7-21 1476 Plumas Butterfly Valley near Quincy; Butterfly Valley 1219 Comment
  UC306154  Narthecium californicum Mrs. R. M. Austin Oct. 1881 Plumas Mt. Dyer, Big Meadows Comment
  CHSC82560  Navarretia capillaris Lowell Ahart 2002-7-18 9867 Plumas In a meadow, on the south side of a small upper branch of Fall River, about 100 yards north of Lumpkin Ridge Road, about 1 mile (air) southeast of Tamarack Flat, about 1/4 mile southwest of the intersection of Lumpkin Ridge Road and road to Tamarack Flat, about 1 1/2 miles (air) northwest of Little Grass Valley Reservoir dam, about 4 1/2 miles (air) northwest of La Porte. 1701 Comment
  JEPS70293  Navarretia divaricata W. I. Follett 1937-7-1 93 Plumas between Deadwood Ravine and Rich Gulch Comment
  UC908379  Navarretia divaricata J. T. Howell 1926-6-26 2124 Plumas 1 mi s Prattville; Lake Almanor Comment
  CDA18470  Navarretia divaricata subsp. divaricata G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-24 3228 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
  CHSC60127  Navarretia divaricata subsp. divaricata L. P. Janeway 1992-7-10 4255 Plumas Plumas National Forest. About 0.5 mi northeast of top of Grizzly Ridge, between Joseph Creek and Oliver Creek. Along temporary logging spur road. 2072 Comment
  JEPS124119  Navarretia divaricata subsp. vividior Lowell Ahart 2015-6-7 20217 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
  CHSC97607  Navarretia intertexta subsp. propinqua Lowell Ahart; John Dittes 2007-6-16 14131 Plumas Graded road gutter, east of the small stream, on the south side of County Road 111 (Beckwourth Genesee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1647 Comment
  JEPS70403  Navarretia intertexta subsp. propinqua W. L. Jepson 1939-8-12 19390 Plumas Ferris Creek, branch of Last Chance Creek Last Chance Creek, Ferris Creek 1767 Comment
  CHSC10634  Navarretia leptalea Lowell Ahart 1970-6-25 Plumas Six miles NW of La Porte. 1828 Comment
  RSA101371  Navarretia leptalea R. Weatherby 1955-7-21 1643 Plumas Cattle Springs, near Bottle Springs, Middle Fork Feather River, on McCarthy Bar Road 1524 Comment
  CHSC71648  Navarretia leptalea subsp. leptalea Vernon H. Oswald; Lowell Ahart 1998-8-11 9477 Plumas USFS 23N85Y 0.8 mi east of Oroville-Quincy Hwy., 6.2 mi northeast of Four Trees, on the south side of Frenchman Hill. Roadside. 1737 Comment
  UC614921  Navarretia leptalea subsp. leptalea Beryl O. Schreiber 1932-7-19 461 Plumas near Prattville; near Prattville Comment
  CHSC81139  Navarretia leucocephala subsp. leucocephala Lowell Ahart 2001-8-29 9256 Plumas On the bottom of Little Last Chance Creek, on the strand of Frenchman Lake. 1700 Comment
  SJSU6438  Navarretia leucocephala subsp. minima N. A. Hopkins 1971-6-19 403 Plumas 7 mi S of Beckwourth 1524 Comment
  RSA298989  Nemacladus capillaris Francia Chisaki, Isabelle Tavares 1956-6-1 902 Plumas Along State Highway 89, 6.7 miles west of Virgilia. Comment
  SEINET10905841  Nemacladus capillaris Chisaki 1956-6-1 CHISAKI 902 Plumas On slope north of road, along State Highway 89, 6.7 miles west of Virgilia Comment
  SEINET10461185  Nemacladus interior Rimo Bacigalupi, Guy T. Robbins Bacigalupi 5440 Plumas In loose granite sand on exposed slopes above Rock Creek, just above its junction with the North Fork Feather River 472 Comment
  CHSC60284  Nemophila heterophylla John McKeon 1980-4-19 2 Plumas Ca. 20 m e of Rock Creek and 0.5 km nw of confluence with Feather River. 0.5 km e of Plumas-Butte County line. 600 Comment
  CHSC54325  Nemophila parviflora var. austiniae Vernon H. Oswald; Lowell Ahart 1991-6-18 4690 Plumas Homer Lake, located ca. 5.5 miles (air) north of Greenville. On a slope on the northwest side of the lake. 1920 Comment
  SEINET5906149 Image available Nemophila pedunculata L. S. Rose 1967-1 67062 Plumas 3 mi W of Keddie. Butterfly Valley. Comment
  UCR74673  Nepeta cataria J. T. Howell 1959-9-24 34934 Plumas Sierra Nevada Mtns, Butterfly Creek near mouth. Comment
  UC853345  Nuphar lutea subsp. polysepala Mrs. E. C. Sutliffe 1917-8-1 Plumas near Blairsden Comment
  SBBG21917  Nuphar polysepala D. Myrick -Jul-1964 881 Plumas Willow Lake just S of Lassen Volcanic Nat Park boundary near Drakesbad Comment
  HSC71817  Oenothera deltoides subsp. piperi Thomas W. Nelson, Jane P. Nelson 1981-7-17 6733 Plumas Along State Route 395, 32 mi. S Susanville, at jct. with County Rd. A25, road to Herlong Comment
  JEPS88495  Oenothera elata subsp. hirsutissima Vernon H. Oswald and Lowell Ahart 1996-8-1 8134 Plumas e. Lake Almanor (n.w. of Greenville, n. of Hwy. 89, Old Haun Rd. (Forest Rt. 201) on s. slope of Dyer Mt., ca. 0.9 mi. w. of Hauns Meadow, s.-s.e. of Dyer Mt. Lookout); Dyer Mt. 1463 Comment
  UC140598  Oenothera elata subsp. hirsutissima Mrs. R. M. Austin Aug. 1896 445 Plumas Big Meadows Comment
  CDA38180  Oenothera elata subsp. hirsutissima T. C. Fuller 1963-7-17 10925 Plumas South side of Highway 40 Alt. to Portola, ca. 6 miles east of Quincy. 0 Comment
  CAS-BOT-BC355570  Oreostemma alpigenum var. andersonii Joseph Andorfer Ewan 1934-7-16 8502 Plumas Mt. Elwell trail above Bear Lakes 1981 Comment
  CHSC66744  Oreostemma alpigenum var. andersonii Vernon H. Oswald; Lowell Ahart 1996-8-14 8172 Plumas Northern High Sierra Nevada. Near Bucks Summit on the Oroville-Quincy Hwy. between Meadow Valley and Bucks Lake, 3.6 mi SW of Silver Lake Rd., 1.8 mi NE of White Horse Camp-ground. 1676 Comment
  SD9061  Oreostemma alpigenum var. andersonii R. M. Austin 1879-1 Plumas Mt. Dyar, Big Meadows Comment
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  UC726950  Oreostemma alpigenum var. andersonii A. A. Heller 1942-8-3 16515 Plumas about midway between Summit Lake and the Devasted Area Summit Lake; Lassen Park Comment
  RSA0049656  Oreostemma elatum Dean Wm. Taylor 2011-8-1 21135 B Plumas Butterfly Valley (Butterfly Valley Botanical Area, 2 air miles SW of Keddie) 1173 Comment
  CHSC116357  Oreostemma elatum J. R. Keck Jr. 1978-6-30 PDR 330066 Plumas Snake Lake near Quincy. Comment
  CHSC66705  Orobanche californica subsp. grayana Vernon H. Oswald; Lowell Ahart 1996-8-1 8131 Plumas Old Haun Rd. (Forest Rt. 201) on the S slope of Dyer Mtn. at Second Water Trough Creek, ca. 0.5 mi W of Hauns Mdw., SE of Dryer Mtn. Lookout, N of Hwy. 89, E of Lake Almanor, NW of Greenville. Meadow. 1432 Comment
  CHSC116529  Orobanche corymbosa B. Castro; Brian Humphrey 2015-7-8 2096 Plumas Northern High Sierra Nevada. W side of lower Thompson Valley ca 1 mi N of the mouth of McReynolds Creek at Red Clover Creek. W side of Thompson Creek, ca 400 ft below edge of open Ponderosa-Jeffrey pine forest. 1672 Comment
  CHSC61667  Orthilia secunda Vernon H. Oswald; Lowell Ahart 1993-8-25 5855 Plumas Ridge Lake located ca. 1 mi ESE of Spencer Mdw., ca. 0.6 mi S of Lassen Park. 1978 Comment
  CAS-BOT-BC238430  Orthocarpus Clare B. Hardham 1978-8-11 21777 b Plumas About 5 miles southeast of Thompson Peak Comment
  POM297720  Orthocarpus cuspidatus subsp. copelandii A. A. Heller, P. B. Kennedy 1907-7-3 8700 Plumas Hills above Red Clover Valley Comment
  CHSC112566  Orthocarpus cuspidatus subsp. cryptanthus B. Castro; L. P. Janeway 2007-6-24 1648 Plumas Northern High Sierra Nevada. SW side of lower Thompson Valley abt 1 mi N of the mouth of McReynolds Creek at Red Clover Creek. W isde of Thompson Creek, 250-300 ft below edge of open Ponderosa-Jeffrey pine forest. 1671 Comment
  CHSC71654  Orthocarpus cuspidatus subsp. cryptanthus Vernon H. Oswald; Lowell Ahart 1998-8-11 9489 Plumas Northwest of Onion Valley at Monitor Flat on Cleghorn Bar Rd. 2.5 mi west of Quincy-La Porte Rd. (County Rd. 511). 1905 Comment
  CHSC87870  Orthocarpus cuspidatus subsp. cryptanthus Lowell Ahart; John Dittes, Josephine Guardino, Robert Schlising 2004-6-14 11063 Plumas Near the west shore of Lake Davis, north of the dirt road at Lake Davis, about 12 miles (air) northeast of Slote. 1765 Comment
  RSA59681  Orthocarpus hispidus E. K. Balls 1950-9-9 15750 Plumas West of Lakes Center Public Campground at south end of small lake. 2043 Comment
  SEINET10549682  Orthocarpus hispidus Mary Susan Taylor 1982-6-28 Taylor 4770 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
  SJSU14717  Orthocarpus luteus N. A. Hopkins 1991-6-28 1689 Plumas near Doyles Crossing along rd from Red Clover Valley to Janesville 1524 Comment
  UC54316  Osmorhiza berteroi H. M. Hall and E. B. Babcock July 1903 4442 Plumas Genessee Valley Sierra Nevada Mountains 1097 Comment
  CHSC71633  Packera streptanthifolia Vernon H. Oswald; Lowell Ahart 1998-8-11 9491 Plumas Slope on the south side of Onion Valley on the Quincy-La Porte Rd. (County Rd. 511) northwest of Pilot Peak. 1920 Comment
  CAS-BOT-BC121001  Paeonia brownii M. S. Taylor 1982-5-7 4418 Plumas Ramelli Ranch, S side of Feather River, ca. 1/2 mile SW of Beckwourth, ca. 1/4 mile E of Calpine Rd (190). Portola Quad 1487 Comment
  RSA39750  Paeonia brownii P. A. Munz 1947-5-16 11816 Plumas 5 miles north of Chilcoot 1524 Comment
  SEINET10932238  Paeonia brownii Mary Susan Taylor 1982-5-7 Taylor 4418 Plumas T23N R14E sw/nw sec 26. Portola quad. Ramelli Ranch, near an oxbow lake, ca. 1/4 mi e of Hwy 109, ca. 0.5 mi sw of Beckwourth. Sagebrush Scrub. 4800 ft. 146 Comment
  UC586852  Paeonia brownii Joseph Andorfer Ewan 1934-6-26 8187 Plumas on Mt. Elwell Trail 1/2 mi from Gold Lake Lodge 2072 Comment
  UCD89951  Panicum acuminatum var. thermale Beecher Crampton 1964-8-25 7157 Plumas Lassen Volcanic National Park, Devil's Kitchen. 1859 Comment
  UC1101585  Panicum capillare Malcolm A. Nobs, S. Galen Smith 1949-8-19 1412 Plumas about 2 mi s Greenville; Indian Valley Comment
  UCD148345  Panicum capillare G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-25 3280 Plumas Beckwourth-Greenville Road 0.7 mile south of Arlington Road, east of Taylorsville. 1112 Comment
  UCD89595  Panicum dichotomiflorum John Thomas Howell 1959-9-26 35065 Plumas Near Virgilia. 838 Comment
  CHSC102009  Parnassia californica L. P. Janeway; B. Castro 2009-8-29 9930 Plumas Northern High Sierra Nevada. Small meadow 0.3 km east-southeast of the Buckhorn survey monument on the eastern end of Red Mountain. 1892 Comment
  CHSC65587  Parnassia palustris B. Castro; L. Gehrung 1994-9-14 546 Plumas Ca 3 air mi S of Bucks Lake, ca 0.2 mi S jcn of USFS Rds 23N69, 23N15, and 23N18. 1737 Comment
  HSC20244  Parnassia palustris W. R. Rogers 1966-8-27 206 Plumas Plumas Eureka State Park. Comment
  CAS-BOT-BC259635  Paspalum dilatatum John Thomas Howell 1951-6-29 27756 Plumas Feather RIver Canyon 548 Comment
  CHSC66769  Pectiantia breweri Vernon H. Oswald; Lowell Ahart 1996-8-14 8153 Plumas Northern High Sierra Nevada. Northeast of La Porte on the La Porte-Quincy Rd. 3.1 mi N of the road to Johnsville, 1.0 mi S of the South Fork of the Feather River. 1920 Comment
  SD6610  Pedicularis densiflora Mrs. R. M. Austin 1880-1 Plumas Bis Meadows Comment
  RSA112885  Pedicularis densiflora subsp. aurantiaca E. F. Sprague 1957-5-30 1202 Plumas Lake Almanor. 1311 Comment
  JEPS22197  Pedicularis racemosa Rimo Bacigalupi with Howard Whisler 1957-7-25 6035 Plumas along s shore of Bucks Lake 1554 Comment
  SEINET10549002  Pedicularis racemosa subsp. alba Mary Susan Taylor 1981-9-10 Taylor 4272 a Plumas California: T26N R9E n 1/2 sec 30. Almanor SE quad. Head of Bullfrog Ravine. Plumas County. 5700 ft. 1737 Comment
  UC197948  Pellaea brachyptera J. G. Lemmon and wife June 1883 Plumas Comment
  JEPS35117  Pellaea brachyptera Geo. E. Davenport and Mrs. R. M. Austin 1877-1 Plumas Comment
  RSA104150  Pellaea brachyptera Mary E. P. Ames 1875-1 s.n. Plumas On hills near Mill Creek Comment
  SEINET11713792  Pellaea brachyptera R. M. Austin 1878-1 s.n. Plumas no further locality Comment
  CDA9209  Penstemon deustus D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-21 6 .287 Plumas Plumas Eureka State Park. S Johnsville Comment
  RSA412525  Penstemon deustus W. I. Follett, E. B. Follett 1948-6-1 s.n. Plumas North Fork Feather River, 1.3 mi below Chip Creek. Comment
  RSA59311  Penstemon deustus E. K. Balls 1950-9-14 15795 Plumas Hwy 89, along Indian Creek, 1.5 mi from jct with Hwy 24. 915 Comment
  SEINET10547977  Penstemon deustus Mary Susan Taylor 1981-5-10 Taylor 3667 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
  CDA19231  Penstemon deustus var. pedicellatus G. D. Barbe, T. C. Fuller 1982-6-17 3834 Plumas Plumas National Forest; South shore of Frenchman Reservoir (Lake), 0.4 mi E of Frenchman Dam. 1706 Comment
  CHSC53070  Penstemon gracilentus L. P. Janeway 1989-6-30 3450 Plumas Plumas National Forest, Beckwourth Ranger District. Near rd 24N45 1.2 mi E of Crocker Cr opposite Crocker Guard Station and the Beckwourth-Genesee Rd (rd 111) 6.4 mi N of Beckwourth. 1874 Comment
  JEPS15078  Penstemon gracilentus E. Sawyer 1935-6-17 117 Plumas 5 mi sse Crow; Plumas National Forest, Sierraville Quadrangle 1798 Comment
  UC573499  Penstemon gracilentus E. Sawyer 1935-6-17 117 Plumas five mi sse Crow; Sierraville Quad., sse of Crow 1798 Comment
  UC887039  Penstemon gracilentus M. and P. Ownbey 1938-7-14 1739 Plumas Comment
  NY601608  Penstemon heterodoxus var. shastensis V. H. Oswald 1993-8-25 5875 Plumas West side of the south unit of Twin Meadows, ca. 0.5 mile north of the south boundary of the park. 2057.4 Comment
  UC690372  Penstemon laetus var. leptosepalus David D. Keck 1928-6-16 449 Plumas on Oroville - Quincy road four mi n Butte County line (Sierra Nevada); , on Oroville - Quincy road 1676 Comment
  SEINET3160444  Penstemon lemmonii E. K. Balls 1950-9-5 15684 Plumas Thompson Creek, main trail off La Porte rd., turn off Hwy 24, E of Quincy 1524 Comment
  CHSC64467  Penstemon neotericus B. Castro; L. Gehrung 1994-8-4 540 Plumas Ca 1.1 air mi SSE of Bucks Lake, ca 0.1 mi S of the Oro-Quincy Hwy, along the N-trending drainage E of Daniel's Ck (named S. Fork Haskins Ck on some maps). S of confluence of two channels, at old road crossing, near W branch of stream. 1639 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
  CHSC82134  Penstemon neotericus L. P. Janeway 2001-8-5 7421 Plumas High Cascade Range. Top of ridge between Yellow Creek and North Fork Feather River (and Caribou Road). 1445 Comment
  RSA519226  Penstemon neotericus Karl Vincent, Charlotte A. Labbe 1987-8-10 4505 Plumas Sierra Nevada, Tobin Ridge, N Fork Feather River Canyon. Along W side of CA 70,ca 7.4 miles SW of Beldon Town. 640 Comment
  SEINET10814527 Image available Penstemon neotericus David D. Keck 1930-7-24 Keck 958 Plumas Halfway between Chester and Westwood. Common under Pinus ponderosa and Abies concolor with Arctostaphylos, Ceanothus, etc. 1463 Comment
  UCD124293  Penstemon newberryi Donna Allen 1977-5-5 s.n. Plumas Fether River Canyon Road, 25 miles south of 89 junction. 1219 Comment
  SEINET10898223  Penstemon newberryi John T. Middleton 1938-7-18 Middleton s.n. Plumas Sonora pass rocky crevices. Sierra nevada. Comment
  NY627387  Penstemon newberryi var. newberryi R. J. Weatherby 1950-8-11 1508 Plumas Trail to Long Lake, Lakes Basin Area. 1981.2 Comment
  CHSC21293  Penstemon personatus F. T. Griggs; A. Pass 1975-8-3 303 Plumas Buck's Lake Forest Service Survey. Comment
  OBI83016  Penstemon personatus Robert L. Johnson, Mikel R. Stevens 2015-7-11 3952 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
  CHSC21298  Penstemon roezlii F. T. Griggs; A. Pass 1975-7-29 257 Plumas Buck's Lake Forest Service Survey. Comment
  POM194880  Penstemon roezlii D. D. Keck 1928-6-14 443 Plumas Cromberg. 1250 Comment
  CAS-BOT-BC239584  Penstemon rydbergii var. oreocharis Mrs. E. C. Van Dyke 1931-6-13 s.n. Plumas Kelly Camp, Mt. Lassen Natl. Park Comment
  JEPS113518  Penstemon rydbergii var. oreocharis Lowell Ahart, John Dittes 2007-6-16 14113 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
  JEPS11464  Penstemon rydbergii var. oreocharis H. L. Mason 1924-6-26 1095 Plumas near Blairsden; along Feather River, near Blairsden Comment
  NY651260  Penstemon rydbergii var. oreocharis J. T. Howell 1981-6-23 54177 Plumas Long Valley at road to Maxwell Mine 1633.7 Comment
  NY651266  Penstemon rydbergii var. oreocharis F. W. Pennell 1940-6-12 25817 Plumas Along Feather River, west of Beckwourth 1493.5 Comment
  SBBG21882  Penstemon rydbergii var. oreocharis D. Myrick 1964-7-19 873 Plumas Drakesbad 1737 Comment
  UC1075718  Penstemon rydbergii var. oreocharis Robert J. Weatherby 1955-7-26 1665 Plumas 2 mi n Spanish Peak; n of Spanish Peak 2072 Comment
  CHSC63180  Penstemon speciosus Lowell Ahart 1994-7-7 7472 Plumas On the north side of the Pacific Crest Trail, about 1 mile west of Pilot Peak, about 1/4 mile east of Quincy La Porte Road. 1950 Comment
  JEPS15474  Penstemon speciosus Joseph and Hilda W. Grinnell 1938-6-11 1091 a Plumas Mohawk 1341 Comment
  JEPS95367  Penstemon speciosus Lowell Ahart 1994-7-7 7472 Plumas N side of Pacific Crest Trail, 1 mi W of Pilot Peak, about 1/4 mi E of Quincy--La Porte Road 1950 Comment
  NY661072  Penstemon speciosus C. B. Wolf 1937-9-5 9289 Plumas Northern Sierra Nevada, Lake Almanor to Westwood at Lassen Co. Line 1463.0 Comment
  NY660814  Penstemon speciosus D. W. McNeal 1995-7-16 4126 Plumas On the slopes around the Gray Eagle trailhead to Smith and Long Lakes, Plumas National Forest. Comment
  NY660824  Penstemon speciosus P. P. Lowry II 1977-7-5 828 Plumas Junction of State Highways 36 and 89 Comment
  SEINET6626641  Pentagramma triangularis subsp. semipallida J. T. Howell 1967-6-23 42730 Plumas Sierra Nevada, Lewisia Rock, 3.5 miles sw of Belden, Feather River Cnyon Comment
  CHSC117007  Perideridia bolanderi subsp. bolanderi Lowell Ahart 2016-6-29 21068 Plumas Top of Table Mountain, about 2 miles (air) northwest of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir Dam. 1857 Comment
  CHSC96928  Perideridia bolanderi subsp. bolanderi Lowell Ahart; John Dittes, Josephine Guardino 2007-6-9 14038 Plumas Open rocky flat, along the east side of a poor dirt road, about a mile (air) north of the north end of Lake Davis. 1857 Comment
  SJSU11949  Perideridia bolanderi subsp. bolanderi N. A. Hopkins 1971-6-19 405 Plumas c. 5 mi SE of Beckwourth, Sierra Valley 1219 Comment
  JEPS115218  Perideridia lemmonii Lowell Ahart, John Dittes, Josephine Guardino 2009-7-22 16158 Plumas On both sides of Forest Service Road 27N92K, east side of Long Valley, about 3.5 miles (air) west-southwest of Greenville, about 5.2 miles (air) southeast of Lake Almanor Dam 1606 Comment
  CDA13987  Perideridia parishii subsp. latifolia G. F. Hrusa 1996-8-2 13449 Plumas Sierra Nevada; SW base of ridge between Argentine & Taylor Rocks, approx. 1 mi. NW of Argentine Rock. Comment
  LA35847  Perideridia parishii subsp. latifolia Malcolm A. Nobs; S. Galen Smith 1949-8-19 1437 Plumas Butterfly Valley Comment
  RSA0045594  Perideridia parishii subsp. latifolia L. P. Janeway 2012-8-28 11054 Plumas Northern High Sierra Nevada. Meadow at north end of Rock Island Ridge 1.1 km southeast of Soapstone Hill; west side of intersection of Road 23N18 and its D spur. 1593 Comment
  UC1389962  Perideridia parishii subsp. latifolia T. I. Chuang and R. Bacigalupi 1963-8-2 5917 Plumas near Drakesbad Comment
  CHSC43710  Persicaria amphibia Vernon Oswald 1984-8-14 1645 Plumas Hwy 89 at the s edge of Crescent Mills. Growing in the dry bed of a vernally wet, marshy ditch. 1071 Comment
  CAS-BOT-BC419042  Persicaria lapathifolia John Thomas Howell 1976-7-15 51833 Plumas Quincy 1051 Comment
  CAS-BOT-BC419043  Persicaria lapathifolia Thomas H. Kearney 1944-8-14 43 Plumas Near Prattville, 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-BC419236  Persicaria maculosa Robert J. Weatherby 1950-7-21 1469 Plumas East Quincy 1036 Comment
  CAS-BOT-BC419238  Persicaria maculosa John Thomas Howell 1924-8-11 623 Plumas 2 miles from Chester on road to Westwood 1310 Comment
  CAS-BOT-BC419239  Persicaria maculosa John Thomas Howell 1951-8-19 28194 Plumas Greenville 1097 Comment
  CHSC60157  Persicaria punctata L. P. Janeway 1992-7-1 4242 Plumas Plumas National Forest. North side of Middle Fork River along moist drainage of Bonta Creek across a gravel bar of the river (not flooded for several years). 1310 Comment
  CDA19270  Phacelia hastata subsp. hastata G. D. Barbe, T. C. Fuller 1982-6-17 3839 Plumas Plumas National Forest; East shore Frenchman Lake at the parking lot; Crystal Fishing Access. 1706 Comment
  CDA14715  Phacelia heterophylla G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-24 3231 Plumas Mt. Hough-Crystal Lake Road 0.2 mile south of China Grade Road (to Taylorsville). 1737 Comment
  CDA13578  Phacelia heterophylla subsp. virgata G. F. Hrusa, T. D. Wilfred 1997-6-26 13885 Plumas Sierra Nevada; Plumas NF. W side of Little Long Valley Creek approx. 1/4 m. W of Creek. N of Hwy 70 about 15 m. E of Quincy. Comment
  JEPS2077  Phacelia heterophylla subsp. virgata W. L. Jepson 1939-8-8 19357 Plumas Quincy Comment
  CHSC118706  Phacelia heterophylla var. virgata Wendy L. Boes; Jim Battagin 2015-5-12 2015001 F 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
  CHSC102437  Phacelia humilis var. humilis L. P. Janeway; B. Castro 2009-6-7 9801 Plumas Northern High Sierra Nevada. Lower Thompson Valley 1.5 km north of Red Clover Creek, 180 m southwest of Thompson Valley Creek. 1672 Comment
  CHSC52525  Phacelia hydrophylloides L. P. Janeway 1990-6-28 3740 Plumas Plumas National Forest. Beckwourth Ranger District. Cascade Compartment. Upper Joseph Creek, on northeast side of Grizzly Ridge. 2042 Comment
  HSC22871  Phacelia mutabilis John Pratt 1970-6-15 20 Plumas Chester Airport Comment
  JEPS1143  Phacelia mutabilis W. L. Jepson 1910-6-10 4107 Plumas near Lassen Peak; Hot Springs Valley 1524 Comment
  JEPS55979  Phacelia mutabilis Clarence R. Quick 1963-7-23 63 -72 Plumas near Mud Lake (n of Kettle Rock); Sierra Nevada Comment
  RSA169420  Phacelia mutabilis L. S. Rose 1963-6-5 63137 Plumas East Branch, North Fork of Feather River, 0.5 miles north of Rich Bar. 823 Comment
  RSA74857  Phacelia mutabilis F. W. Peirson 1926-6-22 6813 Plumas Trail from Drakesbad to Devil s Kitchen, Lassen National Park. 1738 Comment
  UC660079  Phacelia mutabilis Alan A. Beetle 1941-6-28 2778 Plumas w side Lake Almanor (open meadow) Comment
  CAS-BOT-BC134015  Phacelia procera Rimo Bacigalupi 1927-7-8 s.n. Plumas near Camp Elwell (Gold Lake Region) 1889 Comment
  CHSC117027  Phacelia racemosa Lowell Ahart 2016-6-2 20915 Plumas Basalt flat, on west side of paved road, Lumpkin Ridge Road, about 3 3/4 miles (air) southwest of Little Grass Valley Reservoir dam. 1555 Comment
  CHSC58191  Phacelia racemosa Vernon H. Oswald; Lowell Ahart 1992-6-22 5020 Plumas Lassen Volcanic National Park. Ca. 0.5 mi N of the park boundary along the service road into Terminal Geyser, ca 0.6 mi ENE of Little Willow Lake. 1767 Comment
  RSA88112  Phalaris arundinacea J. T. Howell 1951-8-21 28236 Plumas Mohawk 1372 Comment
  CAS-BOT-BC260850  Phleum pratense J. T. H. 1938-7-4 2280 Plumas Drakesbad Meadow Comment
  CAS-BOT-BC260841  Phleum pratense John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54197 Plumas 2.5 miles northeast of Quincy Junction on road to Mt. Hough, Sierra Nevada 1280 Comment
  SEINET4889145  Phleum pratense M. Foster 1988-7-15 188 Plumas Grizzly Valley Quad, inside U.S.F.S. cattle exclosure, on north side of Big Grizzly Creek, 0.25 miles south of Walker Mine Road, 1 mile west of Lake Davis, 12 miles north by northwest of Portola 1768 Comment
  SEINET10496849  Phlox diffusa Lowell Ahart, Peter Ahart 1983-8-17 Ahart 4337 Plumas Near Onion Valley, west of Pilot Peak, near the Quincy-LaPorte Rd, northeast of La Porte. Red Fir Forest; 2000 m. 2000 Comment
  SEINET12326792  Phlox speciosa M. S. Taylor 1982-1 4525 Plumas ca 3/4 mi W of McDermott Ravine and 1.5 mi NE of Sloat 1372 Comment
  UC614685  Phlox speciosa subsp. occidentalis L. Constance 1938-6-9 2308 Plumas 7.3 mi se Quincy (above the Middle Fork of the Feather River) 1219 Comment
  CAS-BOT-BC60679  Phoenicaulis cheiranthoides Clare B. Hardham 1961-6-16 7483 Plumas Diamond Peak. 2286 Comment
  CHSC75478  Phoenicaulis cheiranthoides G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-24 3254 Plumas 2.5 miles southeast of Mt Hough summit, 0.4 mile northwest of China Grade Road (to Taylorsville). 1798 Comment
  SEINET5341819  Phoenicaulis cheiranthoides R. C. Rollins, K. W. Rollins 1981-5-30 81169 Plumas Diamond Mts., 11 miles south of Susanville. Comment
  CAS-BOT-BC58836  Phyllodoce breweri Margaret Williams; Emily McPherson 1974-8-5 74 -P-15 Plumas Sierra Nevada - Trail to Mt. Elwell, Lakes Basin - west shoulder of Mt. Elwell 2194 Comment
  OBI10125  Physocarpus capitatus Lewis S. Rose 1966-7-27 66064 A Plumas Butterfly Creek and Spanish Crk; 1 mi S of Keddie 991 Comment
  CDA530  Pinus jeffreyi G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-23 3103 Plumas South shore of Round Valley Reservoir. 1 mi W of dam on Dixie Canyon-Round Valley Rd. Comment
  HSC1501  Pinus jeffreyi S. J. Hawks, D. E. Anderson 1965-5-8 46 Plumas 10 mi. N of Chester on road to Drakesbad Comment
  UC1219839  Pinus jeffreyi R. A. Cockrell 1940-7-31 8553 Plumas Meadow Valley Meadow Valley (rock ridge) 1676 Comment
  SEINET10530759  Pinus jeffreyi Lowell Ahart, James D. Jokerst 1985-10-4 Ahart 5191 Plumas About 1 mile west of Pilot Peak, about 9 miles north-east of La Porte. Comment
  SEINET10530760  Pinus jeffreyi Mary Susan Taylor 1981-5-10 Taylor 3673 Plumas T27N R12E se sec 15, Antelope Lake quad. N side of Antelope Lake, ca. 1/4 mi E of Boulder Creek and USFS Work Center, between rd and lake, ca. 20 mi NE of Taylorsville. 5040 ft. 1536 Comment
  CHSC35285  Pinus lambertiana M. S. Taylor 1981-8-25 4242 Plumas Just off Spur Rd off Red Hill Rd (26N22F), ca. 1 air mi ne of the Lookout, ca. 5 air mi ne of Belden. 1767 Comment
  NY43411  Pinus lambertiana J. B. Walker 1994-8-2 867 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
  UC400326  Pinus lambertiana H. M. Hall 1912-1-1 Plumas Comment
  CAS-BOT-BC78945  Pinus monticola John Thomas Howell 1960-7-20 35777 Plumas Between Boiling Springs Lake and Terminal Geyser 1859 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
  RSA21879  Pinus monticola Joseph A. Ewan 1934-7-16 8505 Plumas Mt. Elwell trail above Bear Lake. Comment
  NY62291  Pinus ponderosa R. M. Austin 1879-1 s.n. 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
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Mar 14 2016
  UC1219835  Pinus ponderosa R. A. Cockrell 1940-7-31 8550 Plumas Meadow Valley 1584 Comment
  CAS-BOT-BC136577  Piperia leptopetala John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1967-7-10 2226 Plumas Field redacted by CAS, contact the data manager for more information 1051 Comment
  CHSC66709  Piperia transversa Vernon H. Oswald; Lowell Ahart 1996-8-1 8133 Plumas Old Haun Rd. (Forest Rt. 201) on the S slope of Dyer Mtn. At Second Water Trough Creek, ca. 0.5 mi W of Hauns Mdw., SE of Dyer Mtn. Lookout, N of Hwy. 89, E of Lake Almanor, NW of Greenville. 1432 Comment
  CAS-BOT-BC254390  Piptatherum miliaceum John Thomas Howell 1976-7-14 51820 Plumas Feather River Canyon Highway at Injun Jim Campground 609 Comment
  CDA30238  Plagiobothrys cusickii L. Ahart 2009-9-7 16378 Plumas Below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam. Comment
  HSC100795  Plagiobothrys cusickii Lowell Ahart 2008-9-10 15394 Plumas Below the high water line of Little Grass Valley Revervoir, N of the South Fork of the Feather River, SW of the horse camp, 4.5 (air) mi. N of La Porte. 1538 Comment
  CHSC116183  Plagiobothrys hispidulus Lowell Ahart 2015-7-4 20281 Plumas About 150 yards south of the paved road by Tamarack Flat, about 1/2 mile wet of the intersection of Lumpkin Ridge Road and road to Tamarack Flat, about 1-1/2 miles (air) northwet of Little Grass Valley Reservoir. 1712 Comment
  CHSC117628  Plagiobothrys hispidulus Lowell Ahart 2016-8-30 21330 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
  JEPS28629  Plagiobothrys hispidulus George W. Gillett 1957-7-18 818 Plumas bank of inlet from Little Willow Lake to Willow Lake; Lassen Volcanic National Park 1661 Comment
  SJSU14315  Plagiobothrys hispidulus N. A. Hopkins 1989-6-7 1517 Plumas Squaw Valley 1706 Comment
  CAS-BOT-BC228461  Plagiobothrys mollis John Thomas Howell 1961-9-25 36950 Plumas Feather River bed, Portola 1478 Comment
  JEPS115123  Plagiobothrys mollis var. mollis Lowell Ahart, John Dittes, Josephine Guardino 2009-7-29 16224 Plumas On damp bare soil, below the high water line of Lake Almanor, 1,849 feet northwest of Lake Almanor Dam 1591 Comment
  RSA39779  Plagiobothrys scouleri var. hispidulus P. A. Munz 1947-5-16 11826 Plumas 8 miles north of Chilcoot. 1524 Comment
  OBI20914  Plagiobothrys shastensis Lewis S. Rose 1967-6-12 67118 Plumas Butterfly Valley ca 3 mi W of Keddie 1219 Comment
  UCD121028  Plagiobothrys tenellus John Thomas Howell; Gordon H. True 1968-6-10 44538 Plumas American Valley at Quincy. 1036 Comment
  CHSC102054  Plantago lanceolata Lowell Ahart; John Dittes 2009-7-27 16193 Plumas On dry soil, on the south side of the poor dirt road, about 30 yards southeast of a small pond, headwaters of Grizzly Gulch, 2.1 miles (air) northeast of Butt Valley Reservoir Dam. 1479 Comment
  UCD138984  Platanthera dilatata var. leucostachys Flora C. Hayes 1932-7-25 s.n. Plumas Lake Center. Comment
  CDA13420  Platanthera leucostachys G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13268 Plumas Sierra Nevada; Adjacent to Bull Run Creek off USFS 23N12E. Comment
  UC1134743  Platanthera leucostachys A. E. Wieslander 1927-7-10 17 Plumas meadow below Silver Lake; Bidwell Bar Quad. Comment
  CHSC82362  Platanthera sparsiflora Lowell Ahart 2002-7-6 9852 Plumas In a small meadow, about 100 yards north of the gravel road, near a small branch of Coldwater Creek, about 3/4 mile southwest of Grizzly Mountain, about 2 miles (air) southwest of Haskins Valley and Bucks Lake. 1844 Comment
  SEINET10464992  Plectritis congesta subsp. brachystemon Mary Susan Taylor 1982-5-4 Taylor 4403 Plumas T24N R8E ne/ne sec 14. Bucks Lake NE quad. Serpentine outcrop, n side of Spanish Ranch-Bucks Lake Rd, at its jct with 24N17, ca. 0.5 mi ne of Meadow Valley. 3700 ft. 472 Comment
  CAS-BOT-BC261067  Poa W. Harnach; N. Harnach 1990-5-12 291 Plumas Wilson brothers ground south of Marble Lane on Co. Road A-23 (the rock pile), Sierra Valley 1514 Comment
  JEPS112953  Poa bolanderi Dean W. Taylor 2001-8-1 17858 Plumas spring at north base of Pilot Peak (ca. 10 air miles S of Quincy), along Forest Road 22N84X about 0.2 miles North of the Pilot Mine (site) 2011 Comment
  JEPS115903  Poa bolanderi Lowell Ahart, John Dittes, Josephine Guardino 2009-7-22 16133 Plumas On the east 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
  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
  UCD14625  Poa bulbosa Nathan Horn 1989-5-18 12 Plumas California, Plumas Co.; along the south side of Highway 70; 1450 Comment
  CAS-BOT-BC255094  Poa compressa Thomas H. Kearney 1944-8-14 11 Plumas Near Prattville, Lake Almanor Comment
  CHSC113928  Poa compressa Lowell Ahart 2014-8-20 19714 Plumas Around rocks, high edge of Lake Almanor, about 200 yards north of the causeway across Lake Almanor, about 1-1/4 miles east of Chester. 1386 Comment
  CHSC100868  Poa cusickii subsp. cusickii L. P. Janeway; B. Castro 2008-6-8 9400 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
  CDA2376  Poa palustris L. Ahart, J. Dittes 2005-9-19 12371 Plumas On the east side of Taylor Lake, about 6 miles (air) southwest of Antelope Lake. Comment
  JEPS107738  Poa palustris Lowell Ahart, John Dittes 2005-9-19 12371 Plumas On the east side of Taylor Lake, about 6 miles (air) southwest of Antelope Lake 2076 Comment
  CAS-BOT-BC247392  Poa pratensis Walter Knight; Irja Knight 1967-5-22 1827 Plumas Butterfly Botanical Area and vicinity. Valley proper 1066 Comment
  CHSC76333  Poa pratensis G. F. Hrusa 1997-5-30 13834 Plumas Sierra Nevada. Along Rattlesnake Creek creekbed. E side of Rattlesnake Ck., S of Hwy 70 approx. 15 mi. E of Quincy. [Original lat./long. on label is '39 52 N; 120 44 W']. 1300 Comment
  UCD91944  Poa pratensis R. N. Raynor 1939-6-1 s.n. Plumas along Lake Almanor, near Chester. Comment
  CAS-BOT-BC247393  Poa pratensis John Thomas Howell 1960-7-18 35510 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  UCD32548  Poa secunda Beecher Crampton 1954-5-11 1887 Plumas Sierra Valley, 7 miles S of Vinton. 1588 Comment
  UCD90393  Poa secunda Beecher Crampton 1954-5-11 1887 Plumas Sierra Valley, 7 miles S of Vinton. Comment
  UC717964  Poa secunda subsp. juncifolia David D. Keck 1944-7-8 5420 Plumas Middle Fork Feather River, Feather River Inn Mohawk Valley; Sierra Nevada 1356 Comment
  CAS-BOT-BC242984  Poa secunda subsp. secunda Lowell Ahart 1979-7-18 s.n. Plumas Onion Valley, 1 mile W of Pilot Peak, along road just before it crosses Onion Valley Creek 1800 Comment
  CHSC100867  Poa secunda subsp. secunda L. P. Janeway; B. Castro 2008-6-8 9396 Plumas Northern High Sierra Nevada. Northeast side of middle of Lower Thompson Valley, about 1.8 km north of Red Clover Creek and about 10 m northeast of the Thompson Valley Creek. 1670 Comment
  CHSC101936  Poa wheeleri Lowell Ahart; John Dittes 2009-7-15 16082 Plumas Near a small wash, on the north 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
  CHSC53183  Poa wheeleri L. P. Janeway 1989-6-12 3295 Plumas Plumas National Forest. Forest along south side of Red Clover Valley. 1706 Comment
  UCD91589  Poa wheeleri August L. Hormay 1932-6-11 s.n. Plumas middle fork of the Feather River, 10 miles northeast of Quincy. Comment
  CAS-BOT-BC268099  Polemonium micranthum R. Stubbs 2010-5-7 004 Plumas Plumas NF. 1482 Comment
  JEPS104141  Polemonium pulcherrimum var. pulcherrimum Lowell Ahart 2003-10-17 10648 Plumas Cliffs ne of Humboldt Peak, ca 3/4 mi e of Humboldt Summit, ca 8 mi (air) ne of Butte Meadows. 2103 Comment
  UC161971  Polyctenium fremontii Katharine Brandegee 1911-7-20 Plumas Portola Comment
  SD7873  Polygonum Daniel Cleveland July 1882 Plumas Feather River Comment
  JEPS120553  Polygonum aviculare subsp. neglectum L. P. Janeway 2012-10-17 11077 Plumas Northern High Sierra Nevada. Plumas National Forest; 500 m east of Little Grass Valley Reservoir high water line and 200 m south of Kenzie Ravine. Comment
  CAS-BOT-BC414562  Polygonum douglasii A. A. Heller; P. B. Kennedy 1907-7-5 8744 Plumas Hills above Red Clover Valley Comment
  CAS-BOT-BC414563  Polygonum douglasii John Thomas Howell; Gordon H. True 1973-7-31 50090 Plumas Summit ridge of Thompson Peak, Diamond Range 2194 Comment
  SD131786  Polygonum douglasii Barbara Ertter 1988-7-25 7847 Plumas Diamond Mts ca 12 airmiles SSW of Susanville, Snoring Springs I(c) mi N of Diamond Mt-Greenville-Red Rock jct 1981 Comment
  CHSC21606  Polygonum douglasii subsp. douglasii L. M. Mayer; D. E. Brink Jr. 1975-7-3 Plumas Bucks Lake Floristic Survey. Found in the middle of the section. Comment
  CHSC57092  Polygonum douglasii subsp. douglasii L. P. Janeway 1991-7-11 4071 Plumas Between Smith Peak and the southwest corner of lake Davis; between Humbug Creek and Dan Blough Creek. 1798 Comment
  JEPS50554  Polygonum douglasii subsp. douglasii W. L. Jepson 1939-8-7 19343 Plumas meadow near lower camp of Forest School; Meadow Valley 1158 Comment
  CHSC96923  Polygonum douglasii subsp. johnstonii Lowell Ahart; John Dittes, Josephine Guardino 2007-6-8 13989 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
  CHSC62486  Polygonum douglasii subsp. spergulariiforme L. P. Janeway 1993-9-23 4602 Plumas Plumas National Forest, Beckwourth Ranger District. Northwest corner of Sierra Valley; ca 3.7 mi south of Middle Fork Feather River. Top of low ridgeline. 1498 Comment
  JEPS114412  Polygonum douglasii var. douglasii Lowell Ahart 2008-7-16 15095 Plumas West edge of a small meadow (swamp), north of a small deep stream, about 130 yards north of the paved road, about 1/4 miles west of the bridge where the South Fork of the Feather River flows into Little Grass Valley Reservoir, about 2 1/2 miles (air) nort 1597 Comment
  POM104561  Polygonum kelloggii Marcus E. Jones 1897-7-2 s.n. Plumas Near Prattville at Mt. Meadow. 1677 Comment
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Jan 23 2011
  CAS-BOT-BC418526  Polygonum minimum Mrs. E. C. Sutliffe 1920-9-1 s.n. Plumas Salmon Lake Comment
  UC1111532  Polygonum polygaloides subsp. confertiflorum Herbert L. Mason 1957-6-21 14700 Plumas vernal pool e Beckwourth Butte; Sierra Valley Comment
  CAS-BOT-BC420061  Polygonum polygaloides subsp. kelloggii Gordon True; Walter Knight; Irja Knight; John Thomas Howell 1969-6-24 2631 Plumas Butterfly Botanical Area and Vicinity. Vicinity of Pond Reservoir. 1082 Comment
  CHSC115213  Polygonum polygaloides subsp. kelloggii Lowell Ahart 2015-6-7 20219 Plumas West side of the dirt road, Lava Top, about 2 1/4 miles (air) north of the bridge across Fall River, about one mile southeast of Cascade, about 7 miles (air) northeast of Feather Falls, about 10 miles (air) west of La Porte. 1411 Comment
  CAS-BOT-BC420046  Polygonum polygaloides subsp. kelloggii A. A. Heller; P. B. Kennedy 1907-7-5 8745 Plumas Hills above Red Clover Valley Comment
  CAS-BOT-BC420048  Polygonum polygaloides subsp. kelloggii D. E. Breedlove 1962-6-12 3432 Plumas Along State Highway 36, 6.9 miles west of Chester 1524 Comment
  CAS-BOT-BC420049  Polygonum polygaloides subsp. kelloggii D. E. Breedlove 1962-6-12 3432 Plumas Along State Highway 36, 6.9 miles west of Chester 1524 Comment
  RSA537633  Polygonum sawatchense Barbara J. Ertter, Gary Schoolcraft 1989-7-3 8642 Plumas ca 1/2 mile below Red Rock lookout, ca 8 airmiles S of Susanville 2134 Comment
  CAS-BOT-BC420220  Polygonum sawatchense subsp. sawatchense Alice Eastwood 1927-6-17 14628 Plumas United States Forest Reserve. Long Valley Comment
  CAS-BOT-BC420215  Polygonum sawatchense subsp. sawatchense Lowell Ahart 1977-8-2 s.n. Plumas One mile west of Pilot Pk. Pilot Pk. is about 15 miles north-east of La Porte 2000 Comment
  CHSC32021  Polygonum shastense L. Ahart 1974-10-1 649 Plumas N of Pilot Peak on w part of Buzzards Roost Ridge, ca. 1 mi n of Onion Valley, ca. 10 mi n of La Porte. 1981 Comment
  CAS-BOT-BC421045  Polygonum spergulariiforme W. Harnach; N. Harnach 1990-6-13 366 Plumas Sierra Valley. Ramelli Ranch (USFS). 1487 Comment
  SJSU14462  Polygonum spergulariiforme N. A. Hopkins 1990-8-31 1637 Plumas by dirt rd 11.2 mi NW of Beckwourth 1645 Comment
  CAS-BOT-BC76837  Polypodium glycyrrhiza John Thomas Howell; Gordon H. True 1967-5-9 42212 Plumas Sierra Nevada - Lewisia Rock, 3.5 miles southwest of Belden, Feather River Canyon 609 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
  SEINET4889926  Polypogon monspeliensis W. Harnach 1989-5-27 121 Plumas Sierra Valley. Hot wells on north side of Marble Lane. Collected within 6 inches of water at the head of the hot well. 1490 Comment
  CHSC21193  Polystichum imbricans F. T. Griggs; A. Pass 1975-7-11 161 Plumas Buck's Lake Forest Service Survey. Comment
  UC1875010  Polystichum imbricans Ruth Kirkpatrick 2005-7-19 1360 Plumas W of Johnsville Museum. 1630 Comment
  CHSC117008  Polystichum imbricans subsp. imbricans Lowell Ahart 2016-6-29 21058 Plumas On the east side of Table Mountain, about 2 miles (air) northwest of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir Dam. 1857 Comment
  SBBG121615  Polystichum imbricans subsp. imbricans L. Ahart 2006-10-23 13470 Plumas W side of Slate Crk, ca. 50 yards N of where the rd ends, ca. 100 yards N of the dam across Slate Crk, ca. 1/8 mi NE of Scales Rd, ca. 5.5 mi NE of Strawberry Valley 1281 Comment
  CHSC30757  Polystichum lemmonii M. S. Taylor; W. Dakon, T. Griggs 1980-9-27 3348 Plumas Ca. 1/4 mi s of Bucks Lake-Spanish Ranch Rd, ca. 1/4 mi e of Frenchman Hill, ca. 20 mi sw of Quincy. 1645 Comment
  CAS-BOT-BC76708  Polystichum lemmonii M. S. Taylor 1980-9-27 3348 Plumas Ca. .25 mi S of Bucks Lake-Spanish Ranch Rd., ca. 0.25 mi. E of Frenchman Hill, ca. 20 mi. SW of Quincy. Bucks Lake Quad 1645 Comment
  CAS-BOT-BC72508  Polystichum scopulinum John Thomas Howell; Gordon H. True 1967-7-11 43349 Plumas Summit ridge of Mt. Hough 2194 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
  SEINET10530134  Polystichum scopulinum Mary Susan Taylor 1982-8-14 Taylor 5141 Plumas T21N R8E se/ne sec 21. American House quad. W side of 21N63, Mooreville Ridge, 1/4 mi sw of Sanborn Mine, ca. 4 air mi sw of Little Grass Valley Reserv dam. 4700 ft. 1432 Comment
  CHSC80687  Populus balsamifera subsp. trichocarpa Lowell Ahart 2001-6-4 8751 Plumas Edge of the South Fork of the Feather River, about 1/4 mile northeast of the Feather Fork Mine, about 2 miles northeast of Little Grass Valley Reservoir, about 6 miles (air) northeast of La Porte. 1615 Comment
  CDA39483  Populus trichocarpa L. Ahart 2001-6-4 8751 Plumas On the edge of the South Fork of the Feather River, about 1/4 mile northeast of the Feather Fork Mine, about 2 miles northeast of Little Grass Valley Reservoir, about 6 miles (air) northeast of La Porte. Comment
  SEINET10460762  Porterella carnosula Bruce BRUCE s.n. Plumas Big Meadows Comment
  CAS-BOT-BC267201  Potamogeton foliosus Robert J. Weatherby 1950-7-28 1492 Plumas Snake Lake, near Quincy 1219 Comment
  CHSC85010  Potamogeton gramineus L. P. Janeway; B. Castro 2003-9-7 7986 Plumas High Cascade Range. Caribou Wilderness Area; lake/pond/ slough/meadow complex between Hidden Lakes and Beauty Lake, 1.1 km south of Long Lake. Pond edges. 2063 Comment
  JEPS113923  Potamogeton gramineus W. and N. Harnach 2000-8-2 973 Plumas Sierra Valley 1/2 mile west of Steel Bridge on Marble Lane. Comment
  RSA716697  Potamogeton natans Lowell Ahart, John Dittes 2005-9-20 12431 Plumas In Mud Lake, about 1/2 mile northeast of Eisenheimer Peak, about 3/4 mile south of Wilcox Valley. 2030 Comment
  RSA331941  Potamogeton natans Walter Wisura, Dave Kelly 1985-8-2 4094 Plumas Butterfly Valley Botanical area. Comment
  SD6452  Potamogeton perfoliatus Daniel Cleveland 1882-5-12 Plumas Big Meadows Comment
  UCD20197  Potamogeton pusillus R. Yeo 1971-7-19 s.n. Plumas Lake Davis, near Portola. Comment
  SEINET5332684 Image available Potentilla aperta A. A. Heller, P. B. Kennedy 1907-7-18 8882 Plumas Beckwith Comment
  RSA726447  Potentilla biennis L. Ahart, John Dittes 2007-6-17 14181 Plumas About 1/4 mile east of bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1655 Comment
  CHSC102654  Potentilla glandulosa subsp. ashlandica Lowell Ahart; John Dittes, Josephine Guardino 2009-7-22 16143 Plumas On dry gravelly soil, bottom of a small wash, on the west side of Forest Service Road 27N92K, east side of Long Valley, about 3.5 miles (air) west-southwest of Greenville, about 5.2 miles (air) southeast of Lake Almanor Dam. 1606 Comment
  RSA611286  Potentilla glandulosa subsp. hansenii Joseph A. Ewan 1934-7-17 8533 Plumas Ready Bullion Mine, Bear Lake, Mt. Elwell Region. 1982 Comment
  CHSC44971  Potentilla gracilis K. R. Stern 1985-6-25 8227 Plumas Vicinity of Blairsden. 1402 Comment
  CHSC79903  Potentilla gracilis G. F. Hrusa; J. Dinsdale 1989-6-27 7215 Plumas Sierra Nevada. Around margin of Snake Lake, approx. 5 m. WNW of Quincy. [Original lat./long. on label is '39 59 N; 120 57 W']. 1250 Comment
  CAS-BOT-BC531746  Potentilla gracilis var. elmeri Lewis S. Rose 1955-7-20 55155 Plumas Mohawk 1371 Comment
  CAS-BOT-BC540081  Potentilla gracilis var. fastigiata Anna Head 1921-8-5 s.n. Plumas Near Gold Lake 1981 Comment
  CAS-BOT-BC540415  Potentilla gracilis var. fastigiata L. P. Janeway; Melinda Carlson 1991-6-18 4047 Plumas Plumas National Forest, Beckwourth Ranger District, N side Middle Fork Feather River, S side of Hwy 70, at Delleker ca .3 miles W of Portola 1472 Comment
  POM147047  Potentilla gracilis var. fastigiata Alice Eastwood 1927-6-27 14870 Plumas United States Forest Reserve 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
  RSA754541  Potentilla rivalis L. Ahart, John Dittes, Josephine Guardino 2009-7-29 16234 Plumas Below the high water line of Lake Almanor, 1849 feet NW of Lake Almanor Dam. 1591 Comment
  CHSC40875  Poteridium annuum K. R. Stern 1985-6-25 8283 Plumas Vicinity of Blairsden. 1371 Comment
  CHSC45199  Poteridium annuum Lowell Ahart 1981-7-21 2972 Plumas Along the edge of Cleghorn Bar Road, about 1 1/2 miles west of the Quincy La Porte Road, about 2 air miles west of Pilot Peak. 1737 Comment
  SBBG121282  Poterium sanguisorba L. Ahart, J. Dittes 2007-6-16 14147 Plumas W of a small stream, ca. 200 yards S of County Rd 111 (Beckwourth Gensee Rd), 20 yards E of Forest Rd 24NO8, Red Clover Valley, ca. 2 mi (air) N of the N end of Lake Davis 1647 Comment
  CHSC20991  Prunella vulgaris var. lanceolata F. T. Griggs; A. Pass 1975-7-11 156 Plumas Buck's Lake. Comment
  SD46646  Prunella vulgaris var. lanceolata Robert J. Weatherby 1950-7-7 1449 Plumas Gansner Creek, Quincy. In sun on moist soil of yellow pine forest. 1219 Comment
  CAS-BOT-BC158594  Prunus John Thomas Howell 1959-9-24 34940 Plumas Butterfly Creek near mouth Comment
  CAS-BOT-BC158136  Prunus emarginata Mrs. E. C. Sutliffe 1919-8-1 s.n. Plumas Gold Lake Region Comment
  CAS-BOT-BC158138  Prunus emarginata Alice Eastwood 1927-6-17 14633 Plumas United States Forest Reserve Comment
  UC170952  Prunus emarginata H. M. Hall 1912-6-29 9291 Plumas Spanish Peak; Sierra Nevada Mountains, Spanish Peak 2133 Comment
  CAS-BOT-BC154842  Prunus virginiana var. demissa L. P. Janeway 1990-6-8 3709 Plumas North side of Long Valley opposite Sloat, ca 3/4 mi N of Hwy 70/89; bottom of drainage between Little Long Valley Creek and Rattlesnake Creek 1356 Comment
  CAS-BOT-BC154843  Prunus virginiana var. demissa Lewis S. Rose 1967-6-19 67121 Plumas Butterfly Valley, ca. 3 mi. w. of Keddie 1005 Comment
  CHSC81149  Prunus virginiana var. demissa Lowell Ahart 2001-8-28 9212 Plumas Near strand of Lake Almanor, south of the intersection of the dirt road to Last Chance Marsh and the poor dirt road that goes south along Lake Almanor to the causeway of Highway 36, about 3/4 mile northeast of Chester. 1371 Comment
  CAS-BOT-BC356515  Pseudognaphalium beneolens John Thomas Howell 1959-9-21 34737 Plumas Belden 701 Comment
  JEPS102725  Pseudognaphalium luteoalbum Lowell Ahart 2001-10-16 9370 Plumas On a bank on the south side of a small stream, and on the NW side of Round Valley Reservoir, about 2 1/2 miles SW of Greenville. 1363 Comment
  CAS-BOT-BC356985  Pseudognaphalium luteoalbum Walter Knight; Irja Knight; John Thomas Howell 1966-7-27 1454 Plumas Butterfly Botanical Area and Vicinity. In bed of Spanish Creek near confluence of Butterfly Creek 883 Comment
  CAS-BOT-BC357351  Pseudognaphalium microcephalum E. K. Balls 1950-9-15 15858 Plumas South tip Lake Almanor, near P.G.E. dam, Hwy 89 1371 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
  JEPS95460  Pseudostellaria jamesiana Lowell Ahart 1994-7-7 7452 Plumas N side of Pacific Crest Trail, Bunker Hill Ridge, about 3/4 air miles SE of Pilot Peak 1828 Comment
  UCSB15991  Pseudostellaria jamesiana Breedlove, Dennis 1962-6-12 Plumas In upper drainage of Middle Fork of Feather River; 1 mile southeast of Cromberg; Sierra Nevada 1341 Comment
  SD46718  Pseudostellaria jamesiana Robert J. Weatherby 1955-7-2 1582 Plumas Wilcox Valley 1768 Comment
  CAS-BOT-BC80159  Pseudotsuga menziesii Walter Knight; Irja Knight; John Thomas Howell 1966-7-26 1597 Plumas Fern Glen 1097 Comment
  UC1061646  Pseudotsuga menziesii Herbert L. Mason Plumas Comment
  UC1351127  Pseudotsuga menziesii E. Fritz 1936-6-22 8208 Plumas Comment
  CHSC13642  Pseudotsuga menziesii var. menziesii M. S. Taylor 1974-7-3 310 Plumas In vicinity of Fern Glen, in Butterfly Valley Botanical Area, ca. 5 mi nw of Quincy. 1173 Comment
  JEPS115099  Pseudotsuga menziesii var. menziesii Lowell Ahart, John Dittes 2009-7-13 16058 Plumas East side of Forest Service Road 27lN98, headwater of Clear Creek, about 2.0 miles (air) north of Butt Valley Reservoir Dam, about 3 miles (air) southwest of Lake Almanor Reservoir Dam 1476 Comment
  NY63887  Pseudotsuga menziesii var. menziesii E. Fritz 1936-1-28 8209 Plumas Comment
  CAS-BOT-BC362001  Psilocarphus tenellus John Thomas Howell 1962-6-18 37761 Plumas Sierra Valley near Beckwourth 1487 Comment
  CAS-BOT-BC72610  Pteridium aquilinum John Thomas Howell 1959-9-21 34803 Plumas 4.6 miles from Virgilia on road to Quincy Comment
  SFV8528  Pteridium aquilinum var. pubescens J. I. Mallory 1969-8-21 355 Plumas Sierra Nevada 1.5 miles north-northwest of Camel Peak and 9 miles west-northwest of La Porte. 1524 Comment
  CDA13761  Purshia tridentata var. tridentata G. F. Hrusa, B. Smith, T. D. Wilfred 1996-8-11 13495 Plumas Sierra Nevada; Slopes to E of upper Bull Run Creek off USFS 23N12E. Comment
  CHSC109999  Purshia tridentata var. tridentata B. Castro; L. P. Janeway 2006-6-3 1535 Plumas Northern High Sierra Nevada. West side of lower Thompson Valley 1.2 mi N of the mouth of McReynolds Creek at Red Clover Creek. 1673 Comment
  RSA7874  Purshia tridentata var. tridentata H. A. Barker 1927-7-1 758 Plumas Blairsden 1372 Comment
  UCSB22313  Purshia tridentata var. tridentata Breedlove, Dennis 1962-6-12 Plumas Bank of Jackson Creek; in upper drainage of Middle Fork of Feather River, 1 mile southeast of Cromberg; Sierra Nevada 1341 Comment
  POM161726  Pycnanthemum californicum R. C. Bacigalupi 1927-7-12 1723 Plumas at Quincy Junction Station 1067 Comment
  CAS-BOT-BC460824  Pyrola aphylla John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54226 Plumas Sierra Nevada: abuot 5 miles SE of Mt. Hough on the road to Quincy 1584 Comment
  SEINET11990953  Pyrola asarifolia var. purpurea W. Knight, Knight, I. 1983-1 4935 Plumas Lassen Volcanic National Park, across road from Drakesbad Ranger Station 1646 Comment
  CHSC67361  Pyrola dentata James D. Jokerst; R. A. Schlising, L. Ahart 1985-8-12 2561 Plumas Red Mtn. Rd. 1.1 mi above junction with Rich Gulch Rd., N of Hwy. 70. 1584 Comment
  CAS-BOT-BC462781  Pyrola dentata Alice Eastwood 1927-6-12 14527 Plumas US Forest Reserve. Forest Lodge near Greenville Comment
  CDA18459  Pyrola picta G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-24 3214 Plumas Sierra Nevada; 0.5 mile north of Taylor Creek Road (to Solomon Saddle) junction, on Mt. Hough-Crystal Lake Road. 1584 Comment
  UC1121055  Pyrola picta C. G. Albertus 1935-8-8 255 Plumas 3 1/4 miles NE of Blue Nose 2103 Comment
  UC1121059  Pyrola picta C. W. Hanks 1934-6-9 72 Plumas Plumas National Forest, e slope of Dixie Mountain Dixie Mountain; Plumas National Forest, Dixie Mountain 2438 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-BC466103  Pyrola picta David D. Keck 1932-7-3 1643 Plumas Northern Sierra Nevada, Quincy, hillside S of town 1219 Comment
  RSA0083322  Pyrola picta Joseph A. Ewan 1934-7-17 8581 Plumas About Bear Lake, Mt. Elwell region. 1982 Comment
  UCD117817  Pyrola picta G. F. Hrusa 1992-10-8 10502 Plumas Bucks Lake Wilderness. 1828 Comment
  RSA715689  Pyrrocoma carthamoides var. cusickii L. Ahart, Josephine Guardino 2005-8-10 12306 Plumas Along a poor logging road, northeast of a small branch of Lights Creek, east side of Forest Road 27N54, about 5 1/2 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1822 Comment
  CHSC36866  Pyrrocoma lanceolata var. lanceolata M. S. Taylor 1982-8-27 5044 Plumas SW corner of jct of Hwy 70 and rd to Loyalton, in Vinton. 1493 Comment
  CHSC65802  Pyrrocoma lucida L. P. Janeway 1993-8-10 4511 Plumas Plumas National Forest. Northwestern corner of Sierra Valley; south of the Middle Fork Feather River and west of the Beckwourth-Calpine Road; ca 0.7 mi west-southwest of Beckwourth. 1487 Comment
  CHSC84502  Pyrrocoma lucida John Dittes; Lowell Ahart 2003-8-8 2003 -82 Plumas Northern High Sierra Nevada; northwest edge of Sierra Valley, ca. 3.9 air-miles east of Portola, ca. 0.7 air-mile southwest of Beckwourth, ca. 0.1 air-mile south of Middle Fork Feather River. Meadow at edge of Beckwourth-Calpine Road (A23). 1488 Comment
  RSA622139  Quercus chrysolepis J. M. Tucker 1948-7-25 1750 Plumas 1.3 mi. east of Camp 18, area of Camel's Peak. 1220 Comment
  UCD45592  Quercus chrysolepis John M. Tucker 1948-7-25 1736 Plumas California, Plumas Co.; summit of 'Lava Cap', ca. 1 mi. south of Cascade. Elevation 4717 ft. 1435 Comment
  RSA88599  Quercus durata J. T. Howell 1951-6-26 27532 Plumas Near Rich Bar. 793 Comment
  UC1076075  Quercus garryana M. J. Webber Oct 1926 Plumas Lower Feather River Comment
  CHSC67437  Quercus garryana var. semota James D. Jokerst; R. A. Schlising, L. Ahart 1985-8-12 2564 Plumas Red Mtn. Rd. 1.1 mi above junction with Rich Gulch Rd., N of Hwy. 70. 1584 Comment
  UC1135816  Quercus vacciniifolia D. Axelrod 1934-6-6 5 Plumas sw of La Porte; Plumas National Forest, Downieville Quad. 1645 Comment
  CHSC21026  Ranunculus alismifolius var. alismellus F. T. Griggs; A. Pass 1975-7-10 144 Plumas Buck's Lake. Comment
  CAS-BOT-BC379235  Ranunculus alismifolius var. alismellus Walter Knight; Irja Knight; John Thomas Howell 1966-7-27 1423 Plumas Butterfly Botanical Area and vicinity 488 Comment
  CAS-BOT-BC379370  Ranunculus alismifolius var. alismifolius M. S. Taylor 1982-7-12 4812 Plumas at headwaters of Chris Creek, ca. 6 mi NW of Mohawk 2012 Comment
  SEINET4090477  Ranunculus alismifolius var. alismifolius B. C. Templeton 1967-1 sn Plumas About 6 miles south of Beckwourth. Comment
  UC827595  Ranunculus alismifolius var. alismifolius A. A. Heller 1915-7-7 12057 Plumas 12 mi w Bucks; Sierra Nevada, Soapstone Ridge 1676 Comment
  CHSC55576  Ranunculus alismifolius var. lemmonii Steven Triano 1988-4-17 54 Plumas Ca 40 ft s of Hwy. 89 and 0.7 mi w of Almanor. 1386 Comment
  CAS-BOT-BC379213  Ranunculus aquatilis Gordon H. True; John Thomas Howell 1968-6-10 44546 Plumas Quincy 488 Comment
  JEPS102566  Ranunculus aquatilis Lowell Ahart 2001-10-16 9378 Plumas 2 1/2 mi SW of Greenville (Round Valley Reservoir, SW side) 1363 Comment
  CAS-BOT-BC378980  Ranunculus aquatilis var. diffusus Miss Doris Glenn s.n. Plumas Hawley Lake Comment
  POM284448  Ranunculus aquatilis var. harrisii Lyman Benson 1949-6-21 13748 Plumas Hat Creek, 13.5 miles N of Manzanita Lake. Cascade Mt. Pit River Drainage 1220 Comment
  CDA24318  Ranunculus cymbalaria var. saximontanus L. Ahart 2001-8-29 9239 Plumas On the west side of Little Last Chance Creek, on the strand of Frenchman Lake. Comment
  RSA726542  Ranunculus cymbalaria var. saximontanus L. Ahart, John Dittes 2007-6-17 14163 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
  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
  CAS-BOT-BC83444  Ranunculus macounii Greg Sommers 1976-7-1 184 Plumas Sierra Nevada. Sierra Valley Marsh, south of metal bridge on Dyson Lane. 1524 Comment
  CDA14712  Ranunculus occidentalis G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-24 3225 Plumas Rhinehart Meadow, Mt. Hough-Crystal Lake Road 1.0 mile south of China Grade Road (to Taylorsville). 1676 Comment
  UC118339  Ranunculus occidentalis T. S. Brandegee 1892-7-4 Plumas Prattville Comment
  CHSC53214  Ranunculus occidentalis var. ultramontanus L. P. Janeway 1989-6-9 3282 Plumas Plumas National Forest. Forest along south side of Red Clover Valley. Along a drainage. 1691 Comment
  UCD97471  Ranunculus testiculatus Albert Grigarick 2010-5-11 250 Plumas Sierra Valley. 10 mi N of Sattley on Westside Rd. Turn right (east) on Marble Hot Springs Rd. (Dyson Ln in Google Maps) for 1 mi. 1491 Comment
  CHSC73986  Ranunculus uncinatus B. Castro; L. Gehrung, H. Durio 1996-7-3 670 Plumas Placer Diggings site, ca 4 air mi NE of La Porte and 1.6 mi W of Howland Flat, W of Co. Rd 690. Along perennial tributary to Sacketts Gulch. 1569 Comment
  CAS-BOT-BC59568  Rhamnus John Thomas Howell 1976-7-20 52037 Plumas Sierra Nevada - south end of Lake Almanor 1371 Comment
  RSA551253  Rhamnus J. T. Howell 1976-7-20 52037 Plumas transition zone forest at S end of Lake Almanor 1372 Comment
  SD149108  Rhamnus John Thomas Howell 1976-7-20 52037 Plumas Transition zone forest at south end of Lake Almanor 1372 Comment
  CAS-BOT-BC59572  Rhamnus alnifolia John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-26 54408 Plumas Sierra Nevada - Walker Plain, about 8 miles southwest of Bucks Lake on road to Oroville 1524 Comment
  UC1121732  Rhamnus californica D. Axelrod 1934-6-6 9 Plumas sw of La Porte; Plumas National Forest, Downieville Quad. 1645 Comment
  RSA252472  Rhamnus rubra subsp. obtusissima Robert F. Thorne, C. W. Tilforth 1969-9-6 39225 Plumas Ca. 2.5 miles S of Graeagle on Gold Lake Road. 1646 Comment
  CAS-BOT-BC56578  Rhododendron columbianum Anna Head 1921-7-17 s.n. Plumas Gray Eagle Creek, Feather River region Comment
  CHSC61619  Rhododendron occidentale Hatton; Cayot 1914-9-20 100 Plumas Cascade Valley. 1219 Comment
  RSA97475  Ribes aureum Beecher Crampton 1954-5-11 1884 Plumas Five miles south of Vinton. Comment
  CAS-BOT-BC108710  Ribes cereum Clarence R. Quick 1963-7-24 63 -65 Plumas Sierra Nevada. 1.5 miles east of Wheeler Peak. Comment
  CAS-BOT-BC173032  Ribes cereum var. cereum Anna Head 1921-6-25 s.n. Plumas Lake Center Camp, Feather River Region Comment
  CAS-BOT-BC219230  Ribes nevadense Ella Dales Cantelow 1941-5-18 3521 Plumas At Johnsville, 4.5 miles W of Mohawk Comment
  CHSC46657  Ribes nevadense Lowell Ahart 1989-7-2 6343 Plumas On broken rocks, near low cliffs, on the north-west side and near the summit of Pilot Peak, about 10 miles north-east of La Porte. 2255 Comment
  JEPS28655 Image available Ribes nevadense George W. Gillett 1957-7-19 857 Plumas about 1 1/4 mi above Devils Kitchen (on trail to Sifford Lakes); Lassen Volcanie National Park 2057 Comment
  JEPS48771  Ribes nevadense John Warren Duffield 1937-5-23 Plumas Bear Creek Buck Lake Quad.-1950 Comment
  UC2042977  Ribes nevadense Barbara Ertter with Gary Schoolcraft 1990-5-14 8975 Plumas East side of mountain above Crescent Mill, E of Round Valley Reservoir. Comment
  UC465793  Ribes nevadense H. M. Hall July 1912 9322 Plumas Long Lake Sierra Nevada Mountains 2042 Comment
  SEINET5339753  Ribes nevadense M. J. Williams 1967-4-22 s.n. Plumas 1 mile w. of Storrie, Rocky bank 518 Comment
  JEPS48766  Ribes roezlii John Warren Duffield 1937-5-27 Plumas Grubstake Flats Bucks Lake Quad., Meadow Valley Comment
  UCD102519  Ribes velutinum B. Crampton 1954-5-11 1878 Plumas Border of Lassen County, Bechwourth Pass. 1588 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
  UCD147787  Rorippa curvisiliqua Allyson Ayalon; Lucie Jerabkova 2012-8-1 140 Plumas Plumas County. Antelope Lake vacinity. 1524 Comment
  CAS-BOT-BC74648  Rorippa curvisiliqua Roxana S. Ferris; Laura Lorraine 1941-8-9 10429 Plumas At Lake Almanor Public Camp (near village). Comment
  CHSC112543  Rorippa nasturtium-aquaticum B. Castro; L. P. Janeway 2008-6-7 1737 Plumas Upper Feather River Water Balance Study: Thompson Creek. Northern High Sierra Nevada. NE side of lower Thompson Valley 1.25 mi N of the mouth of McReynolds Creek at Red Clover Creek. 1670 Comment
  CHSC87836  Rosa bridgesii Lowell Ahart; John Dittes, Josephine Guardino 2004-6-6 10999 A Plumas On the bottom of a small drainage, on the north side of the logging road, about 1 1/2 miles (air) south of Lower Taylor Rock, about 7 1/2 miles (air) northeast of Quincy. 1517 Comment
  CAS-BOT-BC148165  Rosa gymnocarpa John Thomas Howell 1959-9-24 34932 Plumas Butterfly Creek near mouth - Sierra Nevada Comment
  CAS-BOT-BC148175  Rosa gymnocarpa L. P. Janeway 1992-6-10 4229 Plumas Northeast side of Grizzly Ridge between Joseph Creek and Cascade Creek; ca .3 mi southwest of Little Grizzly Creek - Plumas National Forest, Bechwourth Ranger District 1813 Comment
  JEPS47240  Rosa gymnocarpa W. L. Jepson 1939-8-2 19328 Plumas Meadow Valley 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
  SEINET13709792  Rosa woodsii var. ultramontana Lowell William Ahart, Lowell William Ahart 2001-1 9226 Plumas Near Ramelli Creek, A Branch of Last Chance Creek, about 3 Air Mi, N of Frenchman Lake (T25N, R16E, sec 30) 5700 Ft. 1737 Comment
  CHSC117549  Rubus parviflorus Lowell Ahart 2016-7-9 21100 Plumas South side of the dirt road, about 1/2 mile southeast of Table Mountain, about 1 1/2 miles (air) northwest of Tamarack Flat, about 3 1/2 miles (air) northwest of Little Grass Valley Reservoir Dam. 1759 Comment
  CHSC40850  Rubus parviflorus K. R. Stern 1985-6-25 8279 Plumas Vicinity of Blairsden. 1402 Comment
  POM319262  Rubus parviflorus Patricia Wilder 1971-6-22 5144 Plumas 4.5 miles W of Quincy on Spanish Creek Rd. On N side of road between road and creek. Cascade Mtn Range. Spanish Creek to North Fork Feather River drainage. 1067 Comment
  UC1128627  Rubus parviflorus G. T. Nordstrom 1934-7-9 195 Plumas 3/4 mi s Mt. Ararat; Plumas National Forest, Bidwell Bar Quad. 1615 Comment
  UC586919  Rubus parviflorus Joseph Andorfer Ewan 1934-6-25 8207 Plumas Gold Lake Road above Denten's ((Blairsden)); Sierra Nevada, above Denten's (Blairsden) 1463 Comment
  CHSC62531  Rudbeckia occidentalis B. Castro; L. P. Janeway 1987-7-17 143 Plumas Ca 6 mi W of Clio via Hwy 70/89, off USFS Rd 22N98 at a spring site. Uphill from road in meadow. 1584 Comment
  CAS-BOT-BC363207  Rudbeckia occidentalis Lloyd W. Swift 1931-7-24 53 Plumas Plumas National Forest. Haun's Place 1402 Comment
  JEPS113734  Rumex acetosella Lowell Ahart, John Dittes 2007-6-17 14206 Plumas Gravel bar along Red Clover Creek, about 30 yards east of County Road 111 (Beckwourth Genesee Road), about 1/4 mile east of Bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis 1654 Comment
  CAS-BOT-BC422040  Rumex acetosella Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region Comment
  SEINET11934444  Rumex acetosella L. Ahart, Ahart, P. 1985-1 5170 Plumas Below the high water line of Little Grass Valley Reservoir, where the South Fork of the Feather 1585 Comment
  CAS-BOT-BC422166  Rumex californicus John Thomas Howell 1961-9-23 36836 Plumas Indian Valley 1082 Comment
  SEINET4200652  Rumex crispus W. Harnach, N. Harnach 1989-6-17 149 Plumas Sierra Valley, 200 ft. west of the steel bridge on Marble Lane 1487 Comment
  UC1191268  Rumex maritimus Malcolm A. Nobs and S. Galen Smith 1949-8-18 1376 Plumas n end Lake Almanor; , Last Chances Marshes Comment
  CHSC53063  Rumex paucifolius subsp. paucifolius L. P. Janeway 1989-6-20 3345 A Plumas Plumas National Forest Beckwourth Ranger District. Forest along SW side of Red Clover Valley. Openings of mostly bare soil in sagebrush. 1691 Comment
  UC1191322  Rumex salicifolius var. triangulivalvis Malcolm A. Nobs and S. Galen Smith 1949-8-18 1371 Plumas just s Chester (n end of Lake Almanor); Lake Almanor, Last Chance Marshes Comment
  UC935762  Sagittaria latifolia Malcolm A. Nobs and S. Galen Smith 1949-8-19 1419 Plumas marshy area about 2 mi s Greenville (Indian Valley); Indian Valley Comment
  CAS-BOT-BC103877  Salix exigua John Thomas Howell 1959-9-21 34770 Plumas Bars of N. Fk. of Feather River near Belden 701 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
  CAS-BOT-BC107970  Salix geyeriana A. A. Heller; P. B. Kennedy 1907-7-4 8728 Plumas Meadow two miles south of Red Clover Valley Comment
  CHSC112512  Salix jepsonii L. P. Janeway 2014-7-16 11545 Plumas Northern High Sierra Nevada. Plumas National Forest; Happy Valley, about 6.4 air-km northeast of Cromberg; along Long Valley Creek in the middle of Happy Valley. 1721 Comment
  JEPS122297  Salix lasiandra var. lasiandra Lowell Ahart 2014-8-31 19811 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
  CAS-BOT-BC107055  Salix lasiolepis Walter Knight; Irja Knight 1967-5-22 1903 Plumas Mouth of Butterfly Creek 883 Comment
  UC726282  Salix lasiolepis A. A. Heller 1938-5-30 15135 Plumas bank of river near Virgilia; Feather River 792 Comment
  RSA31980  Salix lasiolepis var. bigelovii A. A. Heller 1938-5-30 15135 Plumas The Feather River near Vigilia. 793 Comment
  CAS-BOT-BC128440  Salix lasiolepis var. lasiolepis John Thomas Howell 1973-7-10 49744 Plumas Open yellow pine forest near Greenville - Sierra Nevada 1097 Comment
  JEPS107737  Salix lasiolepis var. lasiolepis Lowell Ahart, John Dittes 2005-9-19 12370 Plumas Shore line, on the east side of Taylor Lake, about 6 miles (air) southwest of Antelope Lake 2076 Comment
  RSA128974  Salix lasiolepis var. sandbergii J. T. Howell 1951-8-19 28171 Plumas 3 miles E of Rich Bar. 854 Comment
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Jun 4 2009
  UC1134924  Salix ligulifolia D. Axelrod 1934-6-12 36 Plumas 1 mi. s. Fowler Peak; Plumas Nat'l Forest, Downieville Quad. Comment
  CDA18490  Salix lucida subsp. caudata G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-26 3365 Plumas Sierra Nevada; 0.3 mile southwest of Bucks Summit, SE of the road. 1645 Comment
  LA208871  Salix melanopsis C. R. Ball; Mrs. H. P. Bracelin, Beryl Kautz 1931-5-31 396 Plumas N fork of Feather River, at Chester, at hwy bridge 1350.0 Comment
  RSA5706  Salix melanopsis Carleton R. Ball, H. P. Bracelin, Beryl Kautz 1931-5-31 395 Plumas N Fork of Feather River, at Chester. 1350 Comment
  UC482037  Salix melanopsis C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-31 395 Plumas N. Fork Feather R. at Chester (at hwy. bridge); N. Fork Feather R. 1350 Comment
  UCD111780  Salix melanopsis Lewis S. Rose 1968-6-10 68090 Plumas Quincy. 1036 Comment
  SEINET10417193  Salix melanopsis A. A. Heller, P. B. Kennedy 1907-7-13 8830 Plumas Taylorsville. Comment
  CAS-BOT-BC176987  Salsola tragus E. K. Balls 1950-8-31 15570 Plumas Behind Forest Service Ranger Station, Quincy, American Valley 1097 Comment
  UCD125442  Salvia aethiopis T. C. Fuller 1962-6-13 8998 Plumas Duensing prop., Route 1, Box 7, North Road, Indian Valley, 2 miles east of Greenville. Comment
  CAS-BOT-BC238841  Sambucus nigra subsp. caerulea Anna Head 1921-8-8 s.n. Plumas Above road from Lake Center Camp to Gold Lake, Feather River Region Comment
  UC579567  Sanguisorba annua E. Sawyer 1935-6-27 166 Plumas nw Sierra Valley (Charlies Valley); Plumas National Forest, Sierraville Quad. 1524 Comment
  SEINET10483615  Sanguisorba annua Mary Susan Taylor 1982-6-28 Taylor 4755 Plumas T23N R14E nw/ne sec 27. Portola quad. Ramelli Ranch, between Calpine Rd (109), and cow pastures; s side of Hwy 70, ca. 1 mi w of Beckwourth. 4880 ft. Plumas National Forest property. 1487 Comment
  UC337558  Sanicula bipinnatifida unknown 1889-6-26 34 Plumas Mohawk Valley Comment
  CAS-BOT-BC223222  Sanicula bipinnatifida Alice Eastwood 1927-6-12 14531 Plumas United States Forest Reserve. Forest Lodge near Greenville Comment
  CDA11850  Sanicula graveolens G. F. Hrusa, E. Sandoval 1993-5-3 11138 Plumas Surrounding Snake Lake., nr. Quincy. Comment
  CDA13441  Sanicula graveolens G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13288 Plumas Sierra Nevada; On USFS 23N11A. Comment
  CHSC75441  Sanicula graveolens G. F. Hrusa; T. D. Wilfred 1997-6-26 13926 Plumas Sierra Nevada. About Brady's Camp. Pine Creek Valley, - 1/2 mi. NE Argentine Rock. 2125 Comment
  CHSC82495  Sanicula graveolens Lowell Ahart 2002-6-26 9758 Plumas On the southwest side of a gravel road, about 2 miles (air) northwest of Little Grass Valley Reservoir dam, about 5 miles (air) northwest of La Porte. 1741 Comment
  UCD23353  Sanicula tuberosa E. W. Jameson 1949-4-26 s.n. Plumas Experiment Station in Quincy. 1097 Comment
  CAS-BOT-BC283630  Schedonorus pratensis John Thomas Howell 1960-7-18 35566 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  SEINET10329708  Schoenoplectus acutus W. Harnach, N. Harnach 1991-6-17 547 Plumas Sierra Valley, on Marble Lane 1487 Comment
  CAS-BOT-BC111275  Schoenoplectus acutus var. occidentalis Alice S. Mulford 1944-8-14 s.n. Plumas Lower end of Smith Lake, in water 1874 Comment
  CAS-BOT-BC111574  Schoenoplectus americanus W. R. Dudley 1909-8-26 s.n. Plumas Near East Hot Springs, Sierra Valley. Comment
  CHSC105672  Schoenoplectus subterminalis Lowell Ahart 2010-10-21 17312 Plumas East side of Fowler Lake, about 3/8 mile south of the dirt road, about 2 miles (air) north of where Black Rock Creek flows into Little Grass Valley Reservoir, about 6 miles (air) north-northwest of La Porte. 1662 Comment
  CAS-BOT-BC35589  Scirpus congdonii Walter Knight; Irja Knight; John Thomas Howell 1966-7-27 1393 Plumas Butterfly Botanical Area, Pond Reservoir 1097 Comment
  CAS-BOT-BC111011  Scirpus microcarpus John Thomas Howell 1975-7-15 51855 Plumas Snake Lake, about 4 miles northwest of Quincy. 1219 Comment
  CHSC21648  Scutellaria californica Brink; Mayer 1975-7-12 Plumas Buck's Lake Forest Service Survey. Comment
  CHSC62117  Scutellaria californica L. P. Janeway 1993-6-30 4409 Plumas Plumas National Forest. Along Hwy 70 in canyon of East Branch North Fork Feather River, 2.9 mi southwest of Hwy 89. 868 Comment
  CAS-BOT-BC240088  Secale cereale John Thomas Howell 1955-7-19 30778 Plumas Beckwourth 1493 Comment
  SEINET10449667  Sedum albomarginatum Mary Susan Taylor 1981-7-26 Taylor 4116 Plumas T25N R7E nw 1/4 nw 1/4 sec 4. Almanor SW. Open serpentine cliff (with granite elements), n side of Caribou Rd. 3.5 mi NE of its jct with Hwy 70 near Beldon. 2700 ft. 823 Comment
  CHSC21654  Sedum laxum subsp. laxum D. Brink; L. Mayer 1975-7-6 Plumas Buck's Lake Forest Service Survey. Comment
  CAS-BOT-BC64186  Sedum obtusatum subsp. obtusatum Anna Head 1920-7-20 s.n. Plumas Among rocks above Lake Center Camp, Feather River Region 1920 Comment
  CAS-BOT-BC418396  Sedum plumasanum Walter Knight; Irja Knight 1969-6-25 2433 Plumas 4.3 mi. up Caribou Road from Hwy 70. Comment
  CAS-BOT-BC418398  Sedum plumasanum John Thomas Howell; Arthur Menzies 1963-6-2 39384 Plumas On serpentine along highway just east of Rich Bar Comment
  CAS-BOT-BC63848  Sedum spathulifolium John Thomas Howell 1967-6-23 42728 Plumas Lewisia Rock, 3/5 miles southwest of Belden, Feather River Canyon. 609 Comment
  JEPS26944  Sedum spathulifolium P. C. Hutchison 1961-6-9 2133 Plumas on road to Bucks Lake 4.5 mi w Quincy (steep shady cliff); w of Quincy Comment
  RSA0074743  Sedum spathulifolium Christopher Davidson 1975-6-7 2739 Plumas Ca. 3 miles on dirt road to Snake Lake branching to NW off Hwy 70 ca. 2 miles N of Quincy. 1273 Comment
  SEINET6409438  Selaginella wallacei J. T. Howell 1959-9-26 35082 Plumas Sierra Nevada, Storrie 549 Comment
  CAS-BOT-BC363366  Senecio aronicoides Mrs. E. C. Van Dyke 1931-6-13 s.n. Plumas Kelly Camp, Mt. Lassen Nat'l. Park Comment
  CAS-BOT-BC363368  Senecio aronicoides Volney Rattan 1884-6-1 s.n. Plumas Unspecified Comment
  CAS-BOT-BC363369  Senecio aronicoides E. D. Merrill 1929-7-13 s.n. Plumas Silver Lake 1828 Comment
  CHSC65092  Senecio aronicoides Vernon H. Oswald; Lowell Ahart 1995-7-24 7116 Plumas High Cascade Range. N of Chester on Forest Road 30N25 (to Hay Mdw. Trailhead), 0.5 mi NW of Forest Route 10. 1920 Comment
  JEPS126361  Senecio hydrophiloides Steve Matson 2004-5-30 1041 Plumas nSNH: Between Susanville and Sierra Valley; about 20 SE of Antelope Lake; Forest Service Road 177, 1/2 mile south of junction with Doyle Grade Road. Comment
  CHSC85480  Senecio integerrimus var. exaltatus G. Douglas Barbe; T. C. Fuller 1982-6-15 3712 Plumas Sierra Nevada. 1.0 mile below and northeast of Red Hill Summit, Plumas National Forest. 1783 Comment
  CHSC85681  Senecio integerrimus var. exaltatus G. D. Barbe; T. C. Fuller 1982-6-17 3822 Plumas Plumas National Forest. South shore of Frenchman Reservoir (Lake), 0.4 mi E of Frenchman Dam. [Lat./long. on label is '39 54 N; 120 11 W']. 1706 Comment
  CHSC87619  Senecio integerrimus var. exaltatus Lowell Ahart; Josephine Guardino 2004-5-24 10941 Plumas On the east side of a logging road, about 200 yards south of a good dirt forest road, about 1/2 mile west of Squirrel Creek, about 1/8 mile north of the railroad, Greenhorn Creek, and Highway 70, about 7 miles (air) southeast of Quincy. 1224 Comment
  UC177191  Senecio integerrimus var. exaltatus A. A. Heller and P. B. Kennedy 1907-7-5 8742 Plumas hills above Red Clover Valley Comment
  UC726006  Senecio integerrimus var. exaltatus A. A. Heller 1941-5-22 16146 Plumas 3 mi w Portola Comment
  RSA0125023  Senecio integerrimus var. exaltatus Philip A. Munz 1947-5-17 11841 Plumas 8 miles north of Chilcoot. 1524 Comment
  SEINET10474913  Senecio integerrimus var. exaltatus Mary Susan Taylor 1982-5-7 Taylor 4416 Plumas T23N R14E sw/nw sec 26. Portola quad. Ramelli Ranch, near an oxbow lake, ca. 1/4 mi e of Hwy 109, ca. 0.5 mi sw of Beckwourth. Sagebrush Scrub. 4800 ft. 146 Comment
  LA204249  Senecio integerrimus var. major Lewis S. Rose; 1931-4-13 sn Plumas Woodleaf Comment
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Mar 30 2016
  CDA8682  Senecio streptanthifolius Vernon H. Oswald & Lowell Ahart 1998-8-11 9491 Plumas Slope on the south side of Onion Valley on the Quincy-La Porte Road (County Road 511) northwest of Pilot Peak. Comment
  CAS-BOT-BC364397  Senecio triangularis John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54291 Plumas On China Grade, 1.4 miles south of Taylorsville 1402 Comment
  CHSC99822  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 Porte. 1597 Comment
  UC586940  Senecio triangularis Joseph Andorfer Ewan 1934-6-25 8211 Plumas Gold Lake Road above Dentens ((Blairsden)); Sierra Nevada 1524 Comment
  JEPS88362  Sericocarpus oregonensis subsp. californicus Vernon H. Oswald and Lowell Ahart 1996-8-14 8162 Plumas Silver Lake Rd. 0.5 mi se Silver Lake Campground (ne of Nucks Lake); northern High Sierra Nevada 1706 Comment
  CAS-BOT-BC213136  Sidalcea John Thomas Howell 1977-6-21 52389 Plumas Between Seneca and Butt Valley Reservoir, Sierra Nevada Comment
  CAS-BOT-BC213138  Sidalcea John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-22 54111 Plumas 10.6 miles northeast of La Porte on road to Quincy, Sierra Nevada 1889 Comment
  UC1873585  Sidalcea gigantea L. P. Janeway 1996-8-15 5069 Plumas Along the Oroville-Quincy Hwy, 1.1 mi west of Grizzly Creek; between the road and Little Grizzly Creek 1645 Comment
  CDA14579  Sidalcea glaucescens G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-22 3060 Plumas 10.6 miles northeast of La Porte on La Porte-Quincy Road. 1889 Comment
  CHSC71643  Sidalcea glaucescens Vernon H. Oswald; Lowell Ahart 1998-9-11 9475 Plumas USFS 23N85Y 0.6 mi east of Oroville-Quincy Hwy., 6.2 mi northeast of Four Trees, on the south side of Frenchman Hill. 1737 Comment
  UC1124960  Sidalcea glaucescens G. T. Nordstrom 1934-7-3 177 Plumas 3/4 mi s Mt. Ararat; Plumas National Forest, Bidwell Bar Quadrangle 1645 Comment
  UCR123524  Sidalcea glaucescens George K. Helmkamp, Elizabeth Helmkamp 2001-7-7 6870 Plumas Sierra Nevada Mountains, Calif. Hwy 36, 4.3 mi SW of its junction with Calif. Hwy 89, vicinity of Lake Almanor 1463 Comment
  JEPS97975  Sidalcea glaucescens B. G. Baldwin 1999-6-15 1086 Plumas La Porte Road 10.9 mi S of Middle Fork Feather River crossing Quincy Comment
  POM186833  Sidalcea malviflora subsp. asprella D. D. Keck 1932-7-3 1692 Plumas Quincy, in the northern Sierra Nevada. 1067 Comment
  HSC87161  Sidalcea oregana J. Detzer, M. Sacks 1977-6-8 12 Plumas E side of FS Rd., 4.8 km S of Laufmen Ranger Station 1833 Comment
  SEINET11991682  Sidalcea oregana Detzer, Sacks 1977-1 12 Plumas along E side of USFS unimproved road, ca 4.8 km S of Laufman Ranger Stn 1833 Comment
  CHSC102640  Sidalcea oregana subsp. spicata Lowell Ahart; John Dittes, Josephine Guardino 2009-7-22 16134 Plumas On the west side of Forest Service Road 27NO2K, east side of Long Valley, about 3.5 miles (air) west-southwest of Greenville, about 5.2 miles (air) southeast of Lake Almanor Dam. 1606 Comment
  CHSC20808  Sidalcea oregana subsp. spicata K. R. Stern 1975-7-24 5845 Plumas E. shore of Lake Almanor. 1371 Comment
  SBBG122808  Sidalcea oregana subsp. spicata B. Ertter 1988-7-25 7843 Plumas Snoring Springs, 0.5 mi N of Diamon Mtn-Greenville-Red Rock jct; Diamond Mtns 1981 Comment
  UC1125002  Sidalcea oregana subsp. spicata G. T. Nordstrom 1934-7-16 225 Plumas 1 1/4 mi sw Bucks Ranch; Plumas National Forest, Bidwell Bar Quad. 1615 Comment
  CAS-BOT-BC386985  Silene douglasii Mrs. E. C. Sutcliffe 1917-8-1 s.n. Plumas Gold Lake Region Comment
  JEPS113816  Silene douglasii var. douglasii Lowell Ahart, John Dittes 2007-8-9 14434 Plumas About 50 yards west of the poor road, west slope of Mount Ingalls, about 6 miles (air) northwest of the north end of Lake Davis 2551 Comment
  HSC101675  Silene laciniata subsp. californica Dillon North Davis 2013-6-30 30 Plumas 9.8 miles south on FS Road 25N17 from intersection with Highway 70. 1576 Comment
  CAS-BOT-BC389385  Silene lemmonii Anna Head 1921-7-1 s.n. Plumas Lake Center Camp, Feather River Region Comment
  CAS-BOT-BC389402  Silene lemmonii Alice Eastwood 1927-6-11 14455 Plumas United States Forest Reserve. Forest Lodge near Greenville Comment
  CDA13806  Silene lemmonii G. F. Hrusa, B. Smith, T. D. Wilfred 1996-8-11 13493 Plumas Sierra Nevada; E of upper Bull Run Creek off USFS 23N12E. Comment
  CAS-BOT-BC389403  Silene lemmonii Alice Rosenberg 1917-6-22 s.n. Plumas Blairsden Comment
  RSA109809  Silene lemmonii E. K. Balls, Lee W. Lenz 1956-6-19 21841 Plumas 1.2 miles E along State Hwy 89 from southern tip of Lake Almanor. Comment
  CAS-BOT-BC181369  Silene occidentalis Marcus E. Jones 1897-7-2 s.n. Plumas Near Prattville at Clear Creek 1524 Comment
  NY342641  Silene occidentalis R. M. Austin 07 1878 s.n. Plumas Big Meadows Comment
  UC1126786  Sisymbrium altissimum C. W. Hanks 1934-8-6 4 Plumas ne part of Sierra Valley, Plumas National Forest Sierra Valley; Plumas National Forest, Sierra Valley 1554 Comment
  CDA33247  Sisyrinchium bellum L. Ahart, John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11169 Plumas On the north side of a forest road, about 1/4 mile north of Taylor Rock, about 1 mile (air) southwest of Grizzly Peak, about 5 miles (air) south of Taylorsville, about 8 miles (air) northeast of Quincy. Comment
  JEPS106229  Sisyrinchium bellum Lowell Ahart, John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11169 Plumas In a small meadow, on the north side of a forest road, about 1/4 mile north of Taylor rock, about 1 mile (air) southwest of Grizzly Peak, about 5 miles (air) south of Taylorsville, about 8 miles (air) northeast of Quincy 2139 Comment
  RSA0089044  Sisyrinchium bellum Bonnie C. Templeton 1968-6-9 11247 Plumas Butterfly Valley, ca. 10 mi. west of Quincy. 1066 Comment
  RSA232871  Sisyrinchium elmeri Lewis S. Rose 1968-6-11 68104 Plumas Butterfly Valley, 4 mi S of Keddie. 1037 Comment
  UCD128139  Sium suave Malcolm A. Nobs; S. Galen Smith 1949-8-19 1458 Plumas Southeastern side of Portola. Comment
  UC1134652  Smilacina racemosa F. W. Embree 1934-6-6 88 Plumas Three Lakes Plumas National Forest, Bidwell Bar Quadrangle Comment
  RSA0039310  Solidago canadensis subsp. elongata Lowell Ahart 2008-8-14 15215 Plumas About 250 yards north of the paved road, about 1/2 mile west of the bridge where the South Fork of the Feather River flows into Little Grass Valley Reservoir, about 4 1/2 miles (air) north of La Porte. 1597 Comment
  RSA59117  Solidago canadensis subsp. elongata E. K. Balls 1950-8-31 15520 Plumas Highway 24, one mile north of Spanish Creek, just north of Quincy. 1098 Comment
  CAS-BOT-BC365511  Solidago elongata Robert J. Weatherby 1950-7-21 1472 Plumas East Quincy 1036 Comment
  CHSC34923  Solidago elongata M. S. Taylor 1981-7-17 4030 A Plumas Within 1/4 mi of Bear Lakes trailhead, near Elwell Lodge, ca. 6 air mi s of Mohawk. 1950 Comment
  UC1999885  Solidago elongata J. C. Semple, B. A. Suripto, T. Ahmed 1990-8-12 9305 Plumas CA-89, E of Canyondam, 10.5 km NW of Greenville. Comment
  UC830217  Solidago elongata Mrs. E. C. Sutliffe Aug 1917 Plumas Blairsden Comment
  CAS-BOT-BC365121  Solidago velutina subsp. californica E. K. Balls 1950-8-31 15524 Plumas Hwy. 24, 1 mile north of Spanish Creek, just north of Quincy 1097 Comment
  CHSC102974  Solidago velutina subsp. californica Lowell Ahart; John Dittes 2009-9-7 16398 Plumas On the north side of the road (levee) about 80 yards north of Lake Almanor Dam. 1591 Comment
  UC485454  Solidago velutina subsp. californica Mrs. R. M. Austin 1896-8-1 493 Plumas Big Meadows Comment
  CHSC36871  Sonchus asper M. S. Taylor 1982-9-13 5136 A Plumas Ramelli Ranch along Feather River near Calpine bridge, ca. 1 mi w of Beckwourth. 1487 Comment
  CAS-BOT-BC157317  Sorbus californica Alice Eastwood 1927-6-17 14638 Plumas Long Valley, United States Forest Reserve 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
  HSC73019  Sorbus scopulina M. S. Taylor 1981-6-15 3903 Plumas N side of Silver Lake, 4 mi. NW of Meadow Valley 1829 Comment
  JEPS124138  Sorbus scopulina Lowell Ahart, John Deurloo 2015-8-25 20525 Plumas About 100 yards east of the bridge, about 5 1/2 miles (air) south of Bucks Lake. Comment
  UC861957  Sorbus scopulina var. scopulina H. A. Thomas 1936-6-21 110 Plumas s Silver Lake (between 3rd Lake and; Camp Califorest); Meadow Valley Comment
  UCD114047  Sorbus sitchensis O. Lilleland 1932-8-1 s.n. Plumas location unknown. 6 Comment
  SEINET10483621  Sorbus sitchensis Mary Susan Taylor, M. Foster 1981-6-15 Taylor 3903 Plumas T24N R8E sw/nw sec 7; N side of Silver Lake, ca. 4 mi NW of Meadow Valley; elevation ca. 6000 ft. 1829 Comment
  CHSC61695  Sparganium angustifolium Vernon H. Oswald; Lowell Ahart 1993-8-25 5854 Plumas Ridge Lake located ca. 1 mi ESE of Spencer Mdw., ca. 0.6 mi S of Lassen Park. SE arm of the lake. 1978 Comment
  POM186824  Sparganium angustifolium subsp. emersum D. D. Keck 1666 Plumas Quincy, in the northern Sierra Nevada. 1067 Comment
  POM119381  Sparganium eurycarpum Marcus E. Jones 1897-7-3 s.n. Plumas Prattville [county not specified on label] 1372 Comment
  CHSC21184  Sparganium natans F. T. Griggs; A. Pass 1975-8-5 309 Plumas Buck's Lake. Comment
  CHSC90293  Sparganium natans L. P. Janeway 1994-8-24 4750 Plumas Northern High Sierra Nevada. Shallow pond in South Fork Rock Creek at Deanes Valley Campground. 1298 Comment
  CDA18431  Spergularia rubra G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-23 3160 Plumas Long Valley; Long Valley, 0.4 mile south of junction, Dixie Canyon-Round Valley and Canyon Dam roads, at Maxwell Mine Road. 1633 Comment
  HSC94186  Spergularia rubra G. D. Barbe, T. C. Fuller, J. T. Howell 1981-6-23 3160 Plumas East Quincy; vacant lot E. of Lariat Lodge. Comment
  RSA0098102  Spergularia rubra R. Weatherby 1955-7-2 1587 Plumas Wilcox Valley. 1768 Comment
  SJSU14212  Sphaeromeria potentilloides N. A. Hopkins 1989-5-27 1497 Plumas near Marble Hot Springs Rd, Sierra Valley 1524 Comment
  RSA29620  Sphenosciadium capitellatum Joseph A. Ewan 1934-7-8 8587 Plumas Camp Coldwell, Dentins(?) Mohawk Valley 1616 Comment
  CAS-BOT-BC149637  Spiraea douglasii Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1667 Plumas Along roadside at Sweetwater Meadow 1127 Comment
  CAS-BOT-BC149656  Spiraea douglasii A. A. Heller; P. B. Kennedy 1907-7-9 8786 Plumas Prattville Comment
  CAS-BOT-BC149658  Spiraea douglasii Roxana S. Ferris; Laura Lorraine 1941-8-8 10416 Plumas 3 mi. from Greenville on road to Lake Almanor Comment
  CAS-BOT-BC149659  Spiraea douglasii Robert J. Weatherby 1950-7-28 1499 Plumas Border of Smith Lake, near Quincy 1249 Comment
  CAS-BOT-BC149660  Spiraea douglasii Mrs. A. L. Coombs 1906-1-1 s.n. Plumas Prattville Comment
  CHSC115824  Spiraea douglasii Lowell Ahart; John Dittes, Josephine Guardino, Steve Green 2015-7-31 20419 Plumas On the west side of Blue Lake, 2710 feet north of Forest Service Road 29N18, 289 air-miles west-southwest of Sifford Mt., 6.26 air-miles south-southeast of Lassen Peak. 1918 Comment
  RSA239304  Spiraea douglasii Robert F. Thorne, Larry E. DeBuhr, C. W. Tilforth 1972-9-20 42342 Plumas Butterfly Valley Botanic Area: Partly in Plumas National Forest; near Darlingtonia bog. 1174 Comment
  CHSC95151  Spiranthes porrifolia R. D. Fischer; Jenny Marr 2004-8-7 853 Plumas Northern Sierra Nevada between Butte Meadows and Hwy 89 along Humbug Valley Road at the Yellow Creek crossing. 1219 Comment
  UC1075680  Spiranthes stellata Robert J. Weatherby 1950-7-21 1480 Plumas near Quincy; Butterfly Valley 1219 Comment
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Sep 30 2013
  SEINET13947990 Image available Stachys ajugoides E. K. Balls 1950-1 15842 Plumas On river banks, North Fork Feather River, 6 miles NW of Chester. 4600 ft alt 1402 Comment
  CHSC66630  Stachys ajugoides var. rigida Vernon H. Oswald; Lowell Ahart 1996-7-15 8024 Plumas E side of the arm of Lake Almanor extending N from the Hwy. 36 causeway, S of the point where the road to Last Chance Campground (28N11) begins to parallel the lake. 1371 Comment
  CHSC77056  Stachys ajugoides var. rigida L. P. Janeway 1996-8-20 5076 Plumas Granite Basin; adjacent to Road 23N18 at crossing of Little North Fork Feather River. 1389 Comment
  CHSC113899  Stachys rigida var. rigida Lowell Ahart 2014-8-24 19745 Plumas Center of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. 1533 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
  CHSC102102  Stellaria crispa Lowell Ahart; John Dittes 2009-7-28 16198 Plumas On wet soil and humus, seeps, slope northwest of mine, west (above) Forest Service Road 27N28Y, 2.9 miles (air) northwest of Butt Valley Reservoir Dam. 1581 Comment
  CHSC103123  Stellaria crispa Lowell Ahart; John Dittes, Josephine Guardino 2009-7-21 16106 Plumas About 20 yards east of Forest Service Road 27N26, about 1000 feet northwest of Powerhouse at the north end of Butt Valley Reservoir, about 3 miles (air) southwest of Lake Almanor. 1302 Comment
  CAS-BOT-BC391185  Stellaria longipes subsp. longipes John Thomas Howell 1967-6-23 42716 Plumas Butterfly Valley 1066 Comment
  CHSC81361  Stellaria media L. P. Janeway 1996-5-7 4960 Plumas Northern High Sierra Nevada. Soda Creek, along Road 25N22 200 ft northwst of Hwy 70 and East Branch North Fork Feather River. 890 Comment
  CAS-BOT-BC397725  Stellaria nitens John Thomas Howell; H. Keith Wagnon 1980-5-26 53585 Plumas Lewisia Rock, Feather River Canyon 3.5 miles SW of Belden 609 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
  JEPS103513  Stellaria obtusa Lowell Ahart 2002-7-18 9874 Plumas Along a small upper branch of Fall River, ca 1 1/4 mile SW of the intersection of Lumpkin Ridge Road and the road to Tamarack Flat, ca 2 miles (air) NW of Little Grass Valley Reservoir dam, ca 5 miles (air) NW of La Porte. 1658 Comment
  UCD136249  Stephanomeria elata F. H. Bolster 1912-9-1 52 Plumas Tobin, Feather River Canyon. 381 Comment
  UC1523721  Stephanomeria exigua subsp. coronaria Gary Schoolcraft 1982-7-27 819 Plumas North of Chilcoot 1584 Comment
  CHSC34909  Stephanomeria lactucina M. S. Taylor 1981-7-21 4096 Plumas Ca. 1/8 mi e of 25N18, ca. 1 mi se of Taylor Rock, ca. 7 air mi n of Spring Garden. 2011 Comment
  CHSC112383  Stipa nelsonii var. dorei L. P. Janeway 2014-7-17 11561 Plumas Northern High Sierra Nevada. Plumas National Forest; Happy Valley, about 6.4 air-km northeast of Cromberg; 0.5 km north of Long Valley Creek, along the dryish eastern edge of the large meadow on the northwest side of Happy Valley. 1746 Comment
  SEINET10836225  Stipa occidentalis Mary Susan Taylor 1982-8-18 Taylor 5014 Plumas T25N R12E se/ne sec 28. Mt Ingalls quad. Mt Ingalls summit, ca. 9 air mi ne of Sloat. Open exposed rocky area; 8370 ft. 2551 Comment
  CHSC11379  Streptanthus polygaloides Lowell Ahart 1970-7-2 60 Plumas 12 miles E. of Pulga. 762 Comment
  CAS-BOT-BC87798  Streptanthus tortuosus Lewis S. Rose 1939-6-7 39255 Plumas Feather River, 3 miles north of Pulga. 518 Comment
  JEPS87752  Streptanthus tortuosus var. tortuosus Lowell Ahart 1994-6-15 7331 Plumas about 1 (air) mi w; Little Grass Valley Reservoir (n side of intersection between Lumpkin Ridge Rd and road to Tamarack Flat) 1767 Comment
  CHSC55808  Streptopus amplexifolius var. americanus Vernon H. Oswald 1991-9-11 4870 Plumas South of Hot Springs Creek and west of Dream Lake at Drakesbed. Lassen Volcanic National Park. 1746 Comment
  RSA300575  Symphoricarpos albus var. laevigatus John Dourley, W. Wisura 1982-10-14 3863 Plumas 3.3 miles NW of Greenville, along Hwy 89. 1098 Comment
  CAS-BOT-BC237006  Symphoricarpos mollis John Thomas Howell 1967-6-23 42676 Plumas Canyon of Butterfly Creek, Sierra Nevada 1036 Comment
  CAS-BOT-BC237008  Symphoricarpos mollis John Thomas Howell 1961-6-21 36626 Plumas Greenville, Sierra Nevada 1097 Comment