Search Results — 2000 specimen records retrieved (1461 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
  CAS-BOT-BC77979  Abies concolor John Thomas Howell; Gordon H. True 1973-7-31 50066 Plumas summit ridge of Thompson Peak, Diamond Range 2362 Comment
  NY29497  Abies lowiana W. W. Eggleston 08 1911 7697 Plumas Mt. Hough 1760 Comment
  UC1348842  Abies magnifica var. magnifica R. A. Cockrell 1937-8-5 8328 Plumas Meadow Valley 1981 Comment
  UCD116965  Acer glabrum J. M. Tucker 1948-7-25 1737 Plumas at mine of United Mining Company, Pinchard Creek, southwest side of Camel Peak. 1524 Comment
  RSA603070  Acer glabrum var. torreyi Joseph A. Ewan 1934-7-17 8535 Plumas Bear Lake, Mt. Elwell region 1982 Comment
  CAS-BOT-BC333227  Acer macrophyllum Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1969-6-24 2444 Plumas Butterfly Botanical Area and vicinity. Vicinity ofmouth of Butterfly Creek 883 Comment
  CAS-BOT-BC333233  Acer macrophyllum W. W. Wagner 1919-6-12 284 Plumas Massack Creek near Quincy 1371 Comment
  UCD128363  Achillea millefolium M. Vincent 1968-6-10 866 Plumas Carabou Road, 1 mile from Feather River, Hwy 70. Comment
  CDA14047  Achnatherum lemmonii G. F. Hrusa, T. D. Wilfred 1996-8-1 13419 Plumas Sierra Nevada; Forested, S-facing slopes, logged in past, ~ 1/4 mi. S of intersection of USFS 24N42 & 24N66, approx. 1 mi. S of Brady's Camp, Plumas National Forest. Comment
  UCD50577  Achnatherum lemmonii Leo Whitney 1934-8-13 2216 Plumas Three miles east of the Cate Place. Big Grizzley Valley, Plumas National Forest, ca. 10 miles northwest of Portola. Plumas County. 1828 Comment
  CHSC73512  Achnatherum nelsonii subsp. dorei H. Durio 1995-8-17 Plumas Mosquito Flat Mdw. Ca 2.5 air mi S of Bucks Lake, and ca 0.1 mi S of the 'Mosquito Flat' area on maps. Large meadow on Mosquito Creek, S of USFS RD 23N57 as it heads E, ca 0.6 mi SE of its jcn with Rd 23N18. 1682 Comment
  CAS-BOT-BC210844  Achnatherum occidentale subsp. californicum Brink; Mayer 1975-7-2 s.n. Plumas Bucks Lake area Comment
  RSA71303  Achnatherum occidentale subsp. californicum L. S. Rose 1951-6-27 51022 Plumas Johnsville. 1601 Comment
  CAS-BOT-BC210926  Achnatherum occidentale subsp. pubescens John Thomas Howell 1967-6-23 42721 Plumas Canyon of the East Branch of Feather River 2 miles east of Twain Comment
  CAS-BOT-BC210929  Achnatherum occidentale subsp. pubescens John Thomas Howell 1961-6-21 36700 Plumas Greenville 1097 Comment
  CHSC112549  Achnatherum thurberianum B. Castro; L. P. Janeway 2007-6-24 1642 Plumas Northern High Sierra Nevada. NW side of lower Thompson Valley 1.25 mi N of the mouth of McReynolds Creek at Red Clover Creek. W side of Thompson Creek, downstream of small rock dam, ca 150 ft below 'finger' of very open Ponderosa-Jeffrey pine forest. 1676 Comment
  CHSC87985  Achnatherum thurberianum Lowell Ahart; John Dittes, Josephine Guardino, Robert 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. 2124 Comment
  CHSC33922  Achnatherum webberi J. D. Jokerst; R. A. Schlising 1981-8-2 1450 Plumas At the N edge of the wide ridge ca 1.0 mi NE of Humboldt Peak. Ca 100 met E of where Pacific Crest Trail reaches the ridge top. 2029 Comment
  CHSC24257  Acmispon americanus var. americanus K. R. Stern 1975-7-23 Plumas NW end of Lake Almanor. Comment
  SEINET10535953  Aconitum columbianum Mary Susan Taylor 1981-7-17 Taylor 4025 Plumas T21N R12E ne/se sec 7, Sierra City NW quad; Bear Lake trail of Lakes Basin area, within 1/4 mi of trailhead near Ellwood Lodge, 6 mi S of Mohawk; moist shaded forest; 6400 ft elev. 1950 Comment
  CAS-BOT-BC391474  Aconitum columbianum subsp. columbianum John Thomas Howell; Gordon H. True; Wayne Dakan 1974-7-30 50633 Plumas Headwaters of Indian Creek south of Diamond Mountain 2103 Comment
  RSA29845  Aconitum columbianum var. columbianum Joseph A. Ewan 1934-7-18 8545 Plumas Middle Fork, Feather River at Portola Comment
  RSA59408  Aconitum columbianum var. columbianum E. K. Balls 1950-9-8 15717 Plumas Lakes Center Public Campground. 2043 Comment
  CAS-BOT-BC412892  Aconogonon davisiae Anna Head 1921-7-20 s.n. Plumas Trail above Round Lake, Feather River Region Comment
  CHSC110368  Actaea rubra Lowell Ahart 2012-9-5 18433 Plumas About 200 yards east of the County Road where it crosses the South Fork of the Feather River, about 3/4 mile (air) southwest of Pilot Peak, about 8-1/2 miles (air) northeast of La Porte. 1889 Comment
  CHSC54532  Actaea rubra Vernon H. Oswald 1991-8-5 4811 Plumas Lassen Volcanic Park. Terminal Geyser located ca. 2.5 miles (air) southeast of Drakesbad. Drainage below service road at the geyser. 1706 Comment
  UC88428  Adenocaulon bicolor Mrs. R. M. Austin 381 Plumas ?iney? <illegible, see label> Comment
  CHSC84354  Adiantum aleuticum Lowell Ahart 2003-8-13 10504 Plumas On the south side of Hopkins Creek, about 30 yards south of where Hopkins Creek forks, about 1/8 mile south of Turkey Town, about 1 mile (air) southwest of Blue Nose Mountain, about 10 1/2 miles (air) northeast of La Porte. 1524 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
  SD9508  Adiantum aleuticum Mrs. R. M. Austin 1880-1 Plumas Comment
  SFV10665  Adiantum aleuticum M. L. Vincent 1968-6-10 867 Plumas Sierra Nevada Caribou Road. 1 mile from Feather River, Highway 70. 730 Comment
  CAS-BOT-BC65501  Adiantum aleuticum Lowell Ahart 1979-8-4 s.n. Plumas About 1 mile west of Pilot Pk. 1800 Comment
  UC1481821  Adiantum aleuticum Mrs. Carlotta C. Hall 1912-1 9358 Plumas W of Johnsville (along Jameson Creek) Comment
  RSA699794  Agastache urticifolia L. Ahart, John Dittes, Josephine Guardino, Robert A. Schlising 2004-7-3 11161 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
  UCD125004  Agastache urticifolia Flora C. Hayes 1932-7-25 s.n. Plumas Lake Center. Comment
  JEPS115547  Ageratina occidentalis Lowell Ahart, John Dittes, Josephine Guardino 2009-7-29 16215 Plumas On dry rocky soil, along a drainage from a snow lake, about 100 yards northeast of the snow lake, on the south side of Forest Road 26N67F3, 1.2 miles (air) northeast of Rush Creek Hill, 2.6 miles (air) east-southeast of Caribou Powerhouse 1677 Comment
  JEPS18707  Ageratina occidentalis W. L. Jepson 1918-8-16 8015 Plumas Taylorsville 1097 Comment
  SD8936  Ageratina occidentalis unknown 1882-7-26 Plumas Hamilton Bridge, Big Meadows. Comment
  CAS-BOT-BC29599  Agoseris X dasycarpa Ben Beard; J. D. Schoeller 1928-5-28 400 Plumas Plumas National Forest, 1 mi SE Plinco Mine Last Chance 1676 Comment
  SEINET10938139  Agoseris glauca Mary Susan Taylor, M. Foster 1981-6-8 Taylor 3868 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
  CHSC110291  Agoseris glauca var. glauca B. Castro; L. P. Janeway 2006-6-3 1543 Plumas Northern High Sierra Nevada. NE side of lower Thompson Valley 1.25 mi N of the mouth of McReynolds Creek at Red Clover Creek. 1676 Comment
  CHSC36878  Agoseris grandiflora M. S. Taylor 1982-8-4 4911 Plumas Jct of 25N14 and Taylor Creek and along Taylor Creek, ca. 5 mi NE of Quincy. Comment
  CHSC41000  Agoseris grandiflora J. D. Jokerst 1984-7-11 2104 A Plumas Edge of forest service logging road that is indicated as a trail on USGS maps. West of the South Branch Ward Creek, ca 1/3 mile NW of large falls. 1584 Comment
  CAS-BOT-BC29652  Agoseris grandiflora var. grandiflora John Thomas Howell 1955-7-19 30773 Plumas Beckwourth 1493 Comment
  CAS-BOT-BC22909  Agoseris heterophylla Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1967-6-12 1965 Plumas Butterfly Botanical Area and vicinity, Trestle glen 1112 Comment
  CHSC117487  Agoseris monticola Lowell Ahart 2016-6-29 21073 Plumas Top and southwest part of Table Mountain, about 2 miles (air) northwest of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir Dam. 1857 Comment
  CAS-BOT-BC13245  Agoseris monticola J. T. Howell 1960-7-21 35840 Plumas Lassen Volcanic National Park, NW of Willow Lake 1676 Comment
  CAS-BOT-BC13248  Agoseris monticola L. W. Swift 1934-5-15 111 Plumas Big Last Chance Creek, Plumas National Forest 1767 Comment
  UC1536768  Agoseris monticola G. H. True Jr. 1937-7-14 955 Plumas at top of Milford Grade Milford Grade 1828 Comment
  CAS-BOT-BC13439  Agoseris retrorsa John Thomas Howell; Walter Knight; Irja Knight; Gordon H. True 1967-6-12 1922 Plumas Butterfly Botanical Area and Vicinity, between valley proper and Darlingtonia bog. 1066 Comment
  UCSB16053  Agoseris retrorsa 1962-6-12 Plumas On bank of Jackson Creek; in upper drainage of Middle Fork of Feather River, 1 mile southeast of Cromberg; Sierra Nevada 1341 Comment
  CAS-BOT-BC13441  Agoseris retrorsa Walter Knight; Irja Knight 1967-5-22 1816 Plumas Butterfly Canyon 990 Comment
  UCD150434  Agoseris retrorsa William Anderson 1965-6-6 s.n. Plumas Virgilia. Comment
  CAS-BOT-BC127496  Agrostis capillaris L. P. Janeway 1992-8-30 4303 Plumas Plumas National Forest. Beckwourth Ranger District. McRae Compartment. McRae Meadow. Upper end of East Nelson Creek. 1914 Comment
  CAS-BOT-BC127094  Agrostis exarata John Thomas Howell 1959-9-25 35005 Plumas Sierra Nevada. 2 miles east of Portola. 1484 Comment
  CAS-BOT-BC127103  Agrostis exarata John Thomas Howell 1951-6-29 27751 Plumas Feather River Canyon. 548 Comment
  CAS-BOT-BC139616  Agrostis gigantea Hans Leschke 1960-9-7 1789 Plumas Lassen Volcanic National Park. Park boundary north of Willow Lake. Comment
  CAS-BOT-BC139619  Agrostis gigantea W. R. Dudley 1909-8-26 s.n. Plumas Sierra Valley. East of Hot Springs. Comment
  CHSC44538  Agrostis idahoensis Lowell Ahart 1977-7-9 1456 Plumas Near Bunker Hill Creek, about 1/2 mile north of the Bunker Hill Mine, about 12 miles north-east of La Porte. 1828 Comment
  CHSC54505  Agrostis idahoensis Vernon H. Oswald; Lowell Ahart 1991-7-30 4795 Plumas Big Springs on the west side of Humbug Valley, ca. 6 miles (air) east-northeast of Humbug Summit, ca. 12 miles (air) south of Chester. 1310 Comment
  UC1586455  Agrostis idahoensis Vernon H. Oswald and Lowell Ahart 1991-7-30 4795 Plumas ca 6 mi (air) ene Humbug Summit (ca 12 mi (air) s of Chester, Big Springs on w side Humbug Valley); w side Humbug Valley, Big Springs 1310 Comment
  CHSC101999  Agrostis pallens L. P. Janeway; B. Castro 2009-8-29 9940 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
  CAS-BOT-BC138714  Agrostis scabra John Thomas Howell 1960-7-18 35523 Plumas Lassen Volcanic National Park. Drakesbad. 1828 Comment
  CHSC32855  Agrostis scabra L. Ahart 1980-10-6 2678 Plumas Ca. 1 mi s of La Porte. 1600 Comment
  UCD53379  Agrostis scabra Malcolm A. Nobs; S. Galen Smith 1949-8-18 1366 Plumas Last Chance Marshes at north end of Lake Almanor, just south of Chester. Comment
  JEPS47589  Allium bisceptrum var. bisceptrum John W. Duffield 1937-6-9 Plumas road to Quincy 1097 Comment
  CHSC21226  Allium campanulatum F. T. Griggs; A. Pass 1975-7-16 188 Plumas N. shore of Lower Buck's Lake. Comment
  SEINET12045785  Allium campanulatum Unknown 1938-1 2321 Plumas Feather River at Chester, near Lake Almanor 1219 Comment
  SEINET12048126  Allium campanulatum M. Ownbey, Ownbey, G. B. 1946-1 2932 Plumas Ohio Valley near Almanor Dam Comment
  SEINET3884281  Allium campanulatum D. W. McNeal 1995-7-16 4127 Plumas Just above the parking area at the Gray Eagle trailhead to Long and Smith Lakes, Plumas Nat. For.; 0 Comment
  CAS-BOT-BC472964  Allium lemmonii Philip A. Munz 1947-5-17 11846 Plumas 20 miles north of Chilcoot 1828 Comment
  JEPS15034  Allium parvum A. A. Heller 1938-5-21 15104 Plumas on the plain about the airfield w. of Chester 1304 Comment
  POM252943  Allium parvum A. A. Heller 1938-5-21 15104 Plumas About the airfield west of Chester. 1305 Comment
  UC843406  Allium parvum A. A. Heller 1938-5-21 15104 Plumas on the plain about the airfield w. of Chester 1304 Comment
  RSA790172  Allium platycaule James R. Shevock 1985-5-19 11163 Plumas Plumas National Forest, along forest road 28N01, 2 miles west of Frenchman Reservoir. 1800 Comment
  CAS-BOT-BC476723  Allium validum Catherine Best 1983-8-29 879 Plumas Lakes Basin Campground 1920 Comment
  CAS-BOT-BC476728  Allium validum Lowell Ahart 1979-8-16 s.n. Plumas In a bog east of Ohio Ravine. 1700 Comment
  CDA13920  Allophyllum divaricatum G. F. Hrusa 1997-5-3 13843 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
  CHSC44310  Allophyllum integrifolium Lowell Ahart 1974-7-30 567 Plumas West of Bunker Hill Creek, about 1/2 mile north of the Bunker Hill Mine, about 12 miles north-east of La Porte. 1828 Comment
  CHSC75514  Allophyllum integrifolium G. F. Hrusa; B. Smith, T. D. Wilfred 1996-7-16 13230 Plumas Sierra Nevada--Plumas National Forest. Slopes near headwaters of Bull Run Creek off USFS 23N12E. [Original lat./long. on label is '39 54 N; 120 38 W']. 2150 Comment
  RSA0035828  Allophyllum integrifolium Lowell A. Ahart 2008-8-14 15200 Plumas 20 yards northeast of the metal gate, east side of Forest Road 22N68, about 50 yards west of the South Fork of the Feather River, about 1/2 mile northeast of Little Grass Valley Reservoir, about 5 miles (air) northeast of La Porte. 1571 Comment
  CAS-BOT-BC171372  Alnus incana subsp. tenuifolia M. S. Jussel 1931-9-6 s.n. Plumas Sulphur Works, Mt. Lassen 2133 Comment
  CDA13764  Alnus incana subsp. tenuifolia G. F. Hrusa, B. Smith, T. D. Wilfred 1996-8-11 13499 Plumas Sierra Nevada; Tributary into upper Bull Run Creek off USFS 23N12E. Comment
  CHSC92172  Alnus incana subsp. tenuifolia Lowell Ahart; John Dittes 2005-9-19 12380 Plumas On the edge of the bank, on the south side of Taylor Lake, about 6 miles (air) southwest of Antelope Lake. 2080 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
  UC1135172  Alnus incana subsp. tenuifolia R. Roseberry 1934-11-4 4 Plumas 1/2 mi w Bungalow; Plumas National Forest, Downieville Quadrangle Comment
  CAS-BOT-BC170696  Alnus rhombifolia John Thomas Howell 1959-9-24 34943 Plumas Spanish Creek at mouth of Butterfly Creek. Sierra Nevada 883 Comment
  CAS-BOT-BC170699  Alnus rhombifolia A. A. Heller; P. B. Kennedy 1907-7-15 8841 Plumas Near mouth of Little Grizzly creek below Genessee Comment
  SEINET256574  Alopecurus aequalis Lowell Ahart 1985-7-3 5098 Plumas Ca 4.25 mi NE of La Porte; Little Grass Valley Reservoir where S Fork of Feather River joins lake 1585 Comment
  UCD55832  Alopecurus aequalis Leo Whitney 1934-8-6 2241 Plumas Plumas National Forest, ca. 9 miles northwest of Portola, northwest end of Big Grizzley Valley, Freeman Creek. 1828 Comment
  SEINET5336018  Alopecurus aequalis R. McKee, H. L. Westover 1918-6-15 s.n. Plumas Chester Comment
  CAS-BOT-BC137997  Alopecurus geniculatus Mrs. Jos Clemens 1919-10-25 s.n. Plumas Crescent. Comment
  UCD55898  Alopecurus geniculatus John Thomas Howell 1960-7-22 35882 Plumas Lassen Volcanic National Park. Drakesbad. 1676 Comment
  UCD55910  Alopecurus geniculatus A. A. Beetle 1941-6-28 2776 Plumas West side of Lake Almanor. 1828 Comment
  SEINET10507148  Alopecurus geniculatus Mary Susan Taylor 1982-8-27 Taylor 5062 Plumas T23N R14E s/ne sec 28. Portola quad. Ramelli Ranch, where Feather River crosses RR tracks and along river, ca. 1.5 mi sw of Beckwourth. 4880 ft. Plumas National Forest. 1487 Comment
  UC1562326  Ambrosia acanthicarpa Vernon Oswald and Lowell Ahart 1990-7-25 4401 Plumas .9 mi e on Hwy 70, (Vinton Cemetery) Vinton; Vinton Cemetery Comment
  JEPS114609  Amelanchier utahensis Lowell Ahart 2008-9-10 15375 Plumas East edge of Onion Valley, about 3/4 mile northwest of Pilot Peak, about 1/2 mile east of the Quincy La Porte Road, about 9 1/2 miles (air) northeast of La Porte 1916 Comment
  UC1127793  Amelanchier utahensis G. Burks 1933-8-8 33 Plumas 4.5 mi e and 1 mi n Camel Peak; Plumas National Forest, Bidwell Bar Quad. 1706 Comment
  SEINET10497227  Amsinckia menziesii Mary Susan Taylor 1982-6-28 Taylor 4773 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
  UC174628  Amsinckia menziesii var. menziesii A. A. Heller with P. B. Kennedy 1907-7-15 8850 Plumas near mouth of Little Grizzly Creek below Genessee Comment
  CAS-BOT-BC45203  Anaphalis margaritacea Brighton C. Cain 1925-8-24 110 Plumas 1 mile below Drakebad, Mt. Lassen Volcanic National Park 1645 Comment
  CHSC21538  Anaphalis margaritacea L. Mayer; D. Brink 1975-8-5 Plumas Buck's Lake Forest Service Survey. Comment
  JEPS20543  Anaphalis margaritacea Helen-Mar Wheeler 1944-8-23 Plumas Cascade Creek Comment
  SBBG128658  Anaphalis margaritacea L. Ahart 2008-9-10 15361 Plumas both sides of E Branch Crk, on E side of Quincy La Porte Rd, ca. 1 3/4 mi (air) S of Little Grass Valley Reservoir, ca. 1 mi NE of La Porte 1593 Comment
  CAS-BOT-BC391842  Anemone drummondii Alice Eastwood 1927-6-15 14604 Plumas United States Forest Reserve. On trail to Long Valley Comment
  SBBG2111  Anemone grayi H. and M. Dearing 1938-7-1 2258 Plumas 1 mi E of Lake Almanor Comment
  UC640266  Anemone oregana H. Dearing and M. Dearing 1939-7-1 2258 Plumas 1 mi e Lake Almanor Comment
  CDA38187  Angelica breweri T. C. Fuller 1957-9-16 392 -57 Plumas Greenville. 0 Comment
  CDA38205  Angelica breweri T. C. Fuller 1958-7-7 1915 Plumas 3 miles west of Virgilia. 0 Comment
  CAS-BOT-BC59307  Antennaria argentea A. A. Heller 1913-6-13 10860 Plumas Near Quincy 1066 Comment
  UC2042994  Antennaria argentea Barbara Ertter with Gary Schoolcraft 1990-5-14 8987 Plumas East of Round Valley Reservoir west of Crescent Mills. Comment
  SEINET10886946  Antennaria argentea Patricia L. Kenney, David B. Dunn; Melvin L. Conrad 1973-6-5 Kenney 426 Plumas Collected along a stream along Hwy. 70, 6 mi. S from jct. of Hwy. 89 & 70. Douglas fir and yellow pine. 1067 Comment
  CHSC57062  Antennaria geyeri L. P. Janeway; Garrett Gibson 1991-7-11 4073 B Plumas Plumas National Forest. Between Smith Peak and the southwest corner of Lake Davis; between Humbug Creek and Dan Blough Creek. 1798 Comment
  UCD128924  Antennaria geyeri G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-25 3333 Plumas 2.5 miles southeast of Mt. Hough Summit, 0.4 mile nothwest of China Grade Road (to Taylorsville.) 1584 Comment
  CAS-BOT-BC79929  Antennaria microphylla A. A. Heller; P. B. Kennedy 1907-7-3 8699 Plumas Hills above Red Clover valley Comment
  CHSC72295  Antennaria umbrinella L. P. Janeway; Glenn Clifton 1998-7-9 5731 Plumas Near the head of Pierce Creek; north side of Diamond Mtn Motorway 0.3 mi east of Wheeler Sheep Camp. 1990 Comment
  CAS-BOT-BC137708  Anthoxanthum odoratum John Thomas Howell 1975-7-22 51348 Plumas Sierra Nevada. Quincy Junction Road near Quincy. 1036 Comment
  CHSC69519  Antirrhinum vexillo-calyculatum subsp. intermedium Lowell Ahart 1997-9-11 7896 Plumas On the west side 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
  UC54662  Antirrhinum vexillocalyculatum subsp. intermedium H. M. Hall and E. B. Babcock Jul 1903 4444 Plumas Genesee Valley; Sierra Nevada Mountains 1097 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
  HSC101699  Apocynum androsaemifolium Dillon North Davis 2013-6-20 29 Plumas 7.2 miles east on FS Road 26N67 from the junction with Rush Creek Road. 1811 Comment
  JEPS48504  Apocynum androsaemifolium Esther C. Fritz 1933-7-15 Plumas at the peak near Look-out Station Spanish Peak 2133 Comment
  SD7706  Apocynum androsaemifolium Daniel Cleveland 1882-7-21 Plumas Big Meadows Comment
  UC1123472  Apocynum androsaemifolium G. T. Nordstrom 1934-7-3 188 Plumas 3/4 mi. s.w. Mt. Ararat (near plot #91); Plumas Nat'l Forest, Bidwell Bar Quad. Comment
  UC1123474  Apocynum androsaemifolium E. Nourse 1934-9-4 22 Plumas 3/4 mi. s. & 1 mi. w. Quincy; Plumas Nat'l Forest, Downieville Quad. Comment
  OBI20479  Apocynum androsaemifolium Lewis S. Rose 1967-7-10 67147 Plumas 1 mi S of Keddie; Butterfly crk and Spanish crk 884 Comment
  SEINET10495816  Apocynum androsaemifolium Douglas G. LeDoux, Katherine L. Morris; David B. Dunn 1973-6-5 LeDoux 1076 Plumas Collected on S side of Greenville on N facing slope. Douglas-fir forest on small side road. Comment
  RSA443121  Apocynum androsaemifolium subsp. pumilum L. Ahart, P. Ahart 1985-7-1 5096 Plumas About 100 yards east of McCarthy Creek and along the road, about 1 mile north of the road to Cleghorn Bar, about 7 miles northwest of Pilot Park 1829 Comment
  RSA59487  Apocynum androsaemifolium subsp. pumilum E. K. Balls 1950-9-15 15892 Plumas S tip Lake Almanor by P.G.E. dam, Hwy 89. 1372 Comment
  SEINET692084  Apocynum cannabinum Louis C. Wheeler 1959-7-15 7565 Plumas Middle Fork Feather River; McCarty Mine, McCarthy Bar Comment
  CAS-BOT-BC392014  Aquilegia Clare B. Hardham 1978-8-11 s.n. Plumas Area se. of Thompson Peak Comment
  CAS-BOT-BC397876  Aquilegia formosa Anna Head 1920-7-12 s.n. Plumas Lake Center Camp, Feather River Region Comment
  CAS-BOT-BC397881  Aquilegia formosa Mrs. E. C. Sutliffe 1920-9-1 s.n. Plumas Gold Valley Comment
  CAS-BOT-BC397887  Aquilegia formosa Thomas H. Kearney 1944-8-14 51 Plumas Near Prattville, Lake Almanor Comment
  JEPS48664  Aquilegia formosa Esther C. Fritz 1933-7-4 Plumas along rd Spanish Peak 2103 Comment
  CAS-BOT-BC397880  Aquilegia formosa Alice Eastwood 1927-6-1 14505 Plumas Forest Lodge, Greenville Comment
  CHSC56089  Aquilegia formosa var. truncata K. Tarp 1983-7-30 314 Plumas North of Humboldt Peak. 2072 Comment
  SEINET10480701  Arabis Mary Susan Taylor 1981-7-22 Taylor 4107 Plumas T24N R11E nw 1/4 nw 1/4 sec 5. Spring Garden quad. Slope of hill, ca. 1/4 mi S of 26N21, ca. 0.5 mi W of Pine Creek Valley, ca. 7 air mi N of Spring Garden. 2316 Comment
  CDA14681  Arabis constancei G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-23 3126 Plumas 2.65 miles west of Round Valley Reservoir dam. 1569 Comment
  JEPS88520  Arabis glabra Vernon H. Oswald and Lowell Ahart 1996-7-15 8029 Plumas e side of arm extending n from the Hwy 36 causeway, s of the point where the road to Last Chance Campground (28N11) begins to parallel lake Lake Almanor; High Cascade Range 1371 Comment
  NY639723  Arabis holboellii var. pinetorum R. R. Halse 1977-5-22 1552 Plumas Along State Highway 89, 5.8 miles north of Quincy 960 Comment
  RSA0129658  Arabis holboellii var. pinetorum Michael A. Vincent 1999-6-7 8533 Plumas Plumas National Forest; Milford Ranger District; west of Frenchman Lake along FS Route 11. Comment
  CDA18766  Arabis holboellii var. retrofracta G. D. Barbe, T. C Fuller 1982-7-16 3750 Plumas Plumas National Forest; Lava Cap ridge 1.5 mi. W of Wheeler Peak and 1 mi. S of Beardley Mine on forest road 3.8 mi. S of Green Flat. 1981 Comment
  HSC95488  Arabis sparsiflora James D. Jokerst 1987-5-28 2886 Plumas Ward Creek Canyon, on steep rocky edge SW of creek 1463 Comment
  CHSC45939  Arceuthobium abietinum Lowell Ahart 1973-7-29 263 Plumas Near the headwaters of Hopkins Creek, near Mount Etna, south-west of Blue Nose Mountain, about 10 air miles north-east of La Porte. 1981 Comment
  RSA189352  Arctostaphylos manzanita subsp. manzanita L. S. Rose 1967-5-7 67068 Plumas South of Keddie. Butterfly Creek and Spanish Creek. 884 Comment
  UC924267  Arctostaphylos mewukka H. S. Reed 1941-8-5 Plumas Keddie 1066 Comment
  CAS-BOT-BC38476  Arctostaphylos mewukka subsp. truei Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1968-6-11 2353 Plumas Butterfly Botanical Area. Confluence of Spanish Creek & Butterfly Creek. Comment
  CAS-BOT-BC38489  Arctostaphylos mewukka subsp. truei John Thomas Howell 1975-7-21 51337 Plumas Injun Jim Campground, Feather River Canyon. 609 Comment
  CAS-BOT-BC38616  Arctostaphylos mewukka subsp. truei John Thomas Howell 1959-9-21 34777 Plumas N. Fork Feather River near Belden 701 Comment
  CAS-BOT-BC38623  Arctostaphylos mewukka subsp. truei M. S. Taylor 1982-6-20 4712 Plumas Along Hwy 70 just w of Injun Jim Campground entrance, ca. 4 air mi sw of Belden Comment
  CHSC35917  Arctostaphylos mewukka subsp. truei M. S. Taylor 1982-6-20 4712 Plumas Along Hwy 70 just W of Injun Jim Campground entrance, ca. 4 air mi SW of Belden. Comment
  CDA18487  Arctostaphylos nevadensis G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-26 3375 Plumas Sierra Nevada; Walker Plains. Along the Plumas-Butte county line. 1554 Comment
  CAS-BOT-BC40002  Arctostaphylos nevadensis John Thomas Howell 1959-9-23 34876 Plumas 3 mi. s. of Lassen Park boundary on road to Chester 1828 Comment
  CAS-BOT-BC42097  Arctostaphylos patula John Thomas Howell; Gordon H. True; Walter Knight; Irja Knight 1967-5-7 1784 Plumas Trestle Glen 1112 Comment
  CAS-BOT-BC42107  Arctostaphylos patula John Thomas Howell 1976-7-14 51826 Plumas American Valley near Quincy on road to Quincy Junction 1036 Comment
  UC549431  Arctostaphylos patula J. E. Adams 1934-5-13 816 Plumas Silver Lake Comment
  UC1552736  Arenaria congesta var. congesta Frederica Bowcutt 1985-6-6 565 Plumas About 1/8 mi n Beckwourth Genesee Road (About 15 air mi ne Quincy 1 mi of Drum Bridge); Plumas National Forest; SW1/4 NE 1/4 Comment
  SEINET10537556  Arenaria kingii var. glabrescens Lowell Ahart, Peter Ahart 1983-8-17 Ahart 4321 Plumas Near Onion Valley, west of Pilot Peak, near the Quincy-LaPorte Rd, northeast of La Porte. Red Fir Forest; 2000 m. 2000 Comment
  SD7867  Aristolochia californica R. M. Austin 1883-1 Plumas Comment
  CHSC66609  Arnica chamissonis Vernon H. Oswald; Lowell Ahart 1996-7-15 8033 Plumas E side of Last Chance Marsh at the N end of Lake Almanor, ca. 1.4 mi S of Last Chance Campground at the streams and marshy meadow extending E from road 29N11. 1371 Comment
  CAS-BOT-BC82226  Arnica chamissonis Clare B. Hardham 1978-8-11 21760 Plumas southeast of Thompson Peak Comment
  UC1192155  Arnica chamissonis Malcolm A. Nobs and S. Galen Smith 1949-8-18 1396 Plumas 2 mi n, near Chester Lake Alamor; Last Chance Creek Comment
  RSA127311  Arnica chamissonis subsp. foliosa Clarence R. Quick 1952-9-5 52 -313 Plumas Northwest of Almanor. Comment
  CAS-BOT-BC82509  Arnica discoidea Alice Eastwood 1927-6-12 14532 Plumas Forest Lodge, Greenville, United States Forest Reserve Comment
  CHSC102066  Arnica discoidea Lowell Ahart; John Dittes 2009-7-15 16093 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
  CHSC70781  Arnica discoidea B. Castro; L. Gehrung 1995-7-14 585 Plumas Ca 8 air mi SW of Bucks Lake, ca 0.3 mi W of Kellogg Ravine, along W edge of USFS Rd 22N29. 1493 Comment
  CAS-BOT-BC82766  Arnica mollis E. K. Balls 1950-9-1 15607 Plumas east of Long Lake 2133 Comment
  CHSC106300  Arnica nevadensis L. P. Janeway 2010-7-3 10079 Plumas Northern High Sierra Nevada. Top of ridge between Pigtail Ravine and Hunters Ravine +/- overlooking Middle Fork Feather River from the north. 1642 Comment
  CDA14026  Arnica tomentella G. F. Hrusa, B. A. Smith 1996-8-8 13474 Plumas Sierra Nevada; ~ 1/4 mi. S of intersection of USFS 24N42 & 24N66, approx. 1 mi. S of Brady's Camp, Plumas National Forest. Comment
  CHSC67617  Arrhenatherum elatius James D. Jokerst 1985-6-10 2406 Plumas Indian Creek Small Hydro Survey. Adjacent to Indian Creek 400 m S of Hwy. 70, ca. 2 mi SW of Crescent. Comment
  CHSC112558  Artemisia arbuscula subsp. arbuscula B. Castro; L. P. Janeway 2007-6-9 1641 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 500 ft below edge of open Ponderosa-Jeffrey pine forest. 1673 Comment
  SEINET10905058  Artemisia biennis Mary Susan Taylor 1982-8-27 Taylor 5071 Plumas T23N R14E s/ne sec 28. Portola quad. Ramelli Ranch, where Feather River crosses RR tracks and along river, ca. 1.5 mi sw of Beckwourth. 4880 ft. Plumas National Forest. 1487 Comment
  RSA59701  Artemisia cana E. K. Balls 1950-9-2 15664 Plumas Along Grizzly Creek, about Grasshopper Flat, road from Ramelli to Walker Mine 1829 Comment
  CHSC59670  Artemisia cana subsp. bolanderi L. P. Janeway 1992-9-10 4307 Plumas Plumas National Forest. Low sagebrush flats of this on south side of Middle Fork Feather River 1.75 mi west of Beckwourth. 1481 Comment
  UC1119350  Artemisia cana subsp. bolanderi N. French 1934-11-16 556 Plumas 6 mi s Beckwith; Sierraville Quadrangle Comment
  UC91264  Artemisia douglasiana Mrs. R. M. Austin 1876-7-1 100 Plumas American Valley Comment
  RSA59116  Artemisia douglasiana E. K. Balls 1950-8-31 15521 Plumas Hwy 24, 1 mile north of Spanish Creek, just north of Quincy. 1098 Comment
  CAS-BOT-BC97249  Artemisia ludoviciana Greg Sommers 1976-7-26 194 Plumas On bank along side of Dyson Lane 20 meters west of the metal bridge, Sierra Valley Marsh 1524 Comment
  CAS-BOT-BC93476  Artemisia tridentata subsp. tridentata John Thomas Howell 1959-9-24 34952 Plumas Sierra Nevada - 5 miles east of Quincy on road to Portola Comment
  RSA122576  Artemisia tridentata subsp. tridentata E. Nourse 1934-9-13 38 Plumas 2 miles NW of Onion Valley 2043 Comment
  CAS-BOT-BC99276  Artemisia tridentata subsp. vaseyana L. P. Janeway 1989-9-6 3644 Plumas Crocker Mtn. quad. - along road 24N45Y 1/4 mi east of Crocker Meadow and the Beckwourth-Genesee Road (road 111) 1752 Comment
  JEPS37054  Artemisia tridentata subsp. vaseyana W. L. Jepson 1939-8-16 19425 Plumas Dixie Valley 1767 Comment
  UC1563274  Artemisia tridentata subsp. vaseyana unknown 1990-9-19 6596 Plumas 1/2 mi s Cleghorn Bar Road (3 mi nw of Pilot Peak, north side of creek); Bird Creek 1737 Comment
Read comments
Feb 10 2013
  SFV11161  Asarum hartwegii M. L. Vincent 1964-4-8 523 Plumas Sierra Nevada 0.5 miles northeast of Storrie. 550 Comment
  HSC3275  Asarum lemmonii L. S. Rose 1968-6-11 68109 Plumas Butterfly Valley, 4 mi. S of Keddie 1037 Comment
  UC54561  Asclepias cordifolia H. M. Hall and E. B. Babcock July 1903 4455 Plumas Red Clover Creek Sierra Nevada Mountains 1524 Comment
  CHSC58483  Asclepias speciosa Vernon H. Oswald; Lowell Ahart 1992-7-6 5066 Plumas Lassen Volcanic Park. On Kelly Mtn. ca. 0.6 mi WSW of the end of Kelly Mtn. Rd. (Forest Rd. 29N75). 1770 Comment
  CHSC111737  Aspidotis densa Lowell Ahart 2012-7-1 18248 Plumas About 200 yards west of Caribou Road, about 4 miles (air) northeast of Belden. 833 Comment
  CHSC33889  Aspidotis densa M. S. Taylor 1981-5-8 3651 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. S07 NW1/4 of NE1/4. 1615 Comment
  CAS-BOT-BC97472  Aster Fred Sommers 1976-1 234 Plumas Marble Hot Springs Area, Sierra Valley Marsh 1487 Comment
  CAS-BOT-BC97464  Aster W. Harnach; N. Harnach 1990-6-13 369 Plumas Sierra Valley, Ramelli Ranch (USFS) 1487 Comment
  SEINET10475336  Aster breweri Mary Susan Taylor 1981-7-17 Taylor 4032 Plumas T21N R12E se sec 7, Sierra City quad. Lakes Basin area, Bear Lakes trail, 0.5 mi S of jct of trail to Gold Lake Lodge, ca. 6 air mi S of Mohawk; dry, open forest and outcrops; 6500 ft elev. 1981 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
  RSA716415  Aster integrifolius L. Ahart, John Dittes 2005-9-19 12378 Plumas On the south side of Taylor Lake, about 6 miles (air) southwest of Antelope Lake. 2081 Comment
  RSA59309  Aster occidentalis E. K. Balls 1950-9-12 15793 Plumas Lakes Center Public Campground 2043 Comment
  SEINET11841726  Aster occidentalis var. intermedius W. Knight, Knight, I. 1983-1 4918 Plumas Warner Creek Campground, on road between Chester & Drakesbad 1539 Comment
  CHSC82100  Astragalus bolanderi L. P. Janeway; B. Castro 2001-6-22 7376 Plumas Northern High Sierra Nevada. Ridge saddle 0.6 km west-southwest of Frenchman Hill, along road 23N85Y. 1756 Comment
  JEPS87575  Astragalus bolanderi Lowell Ahart 1994-6-29 7420 Plumas s.w. Bucks Lake (e. of Frenchman Hill, e. of Oroville Quincy Hwy.) 1828 Comment
  UC1075717  Astragalus bolanderi Robert J. Weatherby 1955-7-26 1664 Plumas granitic gravel on ridge n Spanish Peak; ridge n of Spanish Peak 2103 Comment
  CDA26630  Astragalus canadensis var. brevidens T. C. Fuller 1968-7-1 17319 Plumas Sierra Nevada; Highway 49 to Loyalton, ca. 6 miles south of Vinton. Sierra Valley. Comment
  RSA726292  Astragalus lentiformis L. Ahart, John Dittes 2007-6-16 14123 Plumas West of a small stream, on the south side of County Road 111 (Beckwourth Gensee Road), 10 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1648 Comment
  SEINET5325465  Astragalus lentiformis W. Harnach, N. Harnach 1999-5-30 878 Plumas Gold Mtn. Development on Co Rd A-15 W of Portola, California Comment
  UCD104877  Astragalus lentiformis Michael A. Vincent 1999-6-7 8530 Plumas Plumas National Forest, Milford Ranger District. West of Frenchman Lake along FS Rt. 11. Comment
  JEPS125738  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
  CAS-BOT-BC187165  Astragalus lentiginosus var. floribundus L. P. Janeway 1992-5-14 4184 Plumas Northeast side of Dotta Canyon 1.2 mi northwest of Dotta Neck along road (24N23) on northeast side of the canyon 1706 Comment
  UC725976  Astragalus pulsiferae var. suksdorfii A. A. Heller 1938-6-22 15179 Plumas gravelly plain w Chester; w of Chester 1304 Comment
  CHSC60537  Astragalus purshii var. tinctus L. P. Janeway 1992-5-14 4183 Plumas Plumas National Forest. North side of Dotta Neck in Dotta Canyon along road on northeast side of canyon. 1712 Comment
  UC1042341  Astragalus purshii var. tinctus Lewis S. Rose 1954-5-30 54075 A Plumas Beckwourth Beckwourth (desert slopes) 1524 Comment
  HSC73111  Astragalus webberi M. S. Taylor 1981-5-8 3661 Plumas N side of Hwy. 89, 1/4 mi. S of turnoff to Taylorsville , 1 mi. S of Crescent Mills. 1098 Comment
  HSC95635  Astragalus webberi James D. Jokerst 1985-6-10 2410 Plumas Indian Creek, Upper edge of reconstruction zone of Hwy. 70. Comment
  RSA94054  Astragalus webberi R. C. Barneby 1954-5-14 11478 Plumas 1.5 miles S of Crescent Mills 1082 Comment
  CHSC34292  Asyneuma prenanthoides M. S. Taylor 1981-8-19 4217 Plumas Jct Bell Creek and rd 23N10, ca. 1.5 mi w of Sloat. 1310 Comment
  SD46451  Athyrium distentifolium var. americanum Robert J. Weatherby 1950-8-11 1518 Plumas Upper end of Long Lake, Lakes Basin area 2135 Comment
  CAS-BOT-BC69507  Athyrium filix-femina var. californicum Walter Knight; Irja Knight 1966-9-12 1728 Plumas Rubble gap, Butterfly Botanical Area and Vicinity. 1127 Comment
  CAS-BOT-BC66094  Athyrium filix-femina var. cyclosorum John Thomas Howell 1951-6-27 27611 Plumas Jamison Creek 1950 Comment
  CHSC100452  Athyrium filix-femina var. cyclosorum Lowell Ahart 2008-9-10 15359 Plumas East edge of East Branch Creek, on the southeast side of the Quincy La Porte Road, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile north east of La Porte. 1593 Comment
  CHSC108458  Athyrium filix-femina var. cyclosorum Lowell Ahart 2011-9-17 17656 Plumas On the south side of an unnamed stream that flows east into Little Grass Valley Reservoir and opposite the Black Rock, about 30 yards west of the paved road, about 1/8 mile west of Little Grass Valley Reservoir. 1595 Comment
  HSC102782  Athyrium filix-femina var. cyclosorum L. Ahart 2008-8-14 15208 Plumas About 1.0 mi. NE of Little Grass Valley Reservoir, ~ 0.5 mi. SW of the Feather Fork Mine; west of the South Fork of the Feather River, ~150 yds. NE of Forest Service Rd. 22N68. 1601 Comment
  JEPS35109  Athyrium filix-femina var. cyclosorum W. L. Jepson 1924-7-22 10624 Plumas Rich Point; Middle Fork Feather River 1127 Comment
  UC399378  Athyrium filix-femina var. cyclosorum Mrs. R. M. Austin Sept 1899 352 Plumas Butterfly Valley Comment
  UC399391  Athyrium filix-femina var. cyclosorum Mrs. Carlotta C. Hall June 1912 9272 Plumas Butterfly Valley 1127 Comment
  CDA13926  Balsamorhiza G. F. Hrusa 1997-5-3 13851 A Plumas Sierra Nevada; 1/2 mi. NE of intersection of Hwy 70 and Rattlesnake Creek Rd (to N; USFS 508)/and Sloat Rd. (to S). Comment
  UC1794996  Balsamorhiza deltoidea R. K. Brummitt 1998-5-17 19888 Plumas Rte. 89 near Indian Falls, 4 km from Rte. 70 junction, opposite Dawn Community Centre 1000 Comment
  SEINET7239799 Image available Balsamorhiza hookeri var. neglecta D. L. Cooney 1941-4-11 C- 7 Plumas 4 mi. W. of Vinton, along highway slope 1524 Comment
  CHSC75900  Balsamorhiza macrolepis var. platylepis G. F. Hrusa 1997-5-30 13850 Plumas 1/2 mi. NE of intersection of Hwy 70 and Rattlesnake Creek Rd (to N; USFS 508) /and Sloat Rd. (to S). [Original lat./long. on label is '39 53 N; 120 42 W']. 1450 Comment
  CHSC113200  Balsamorhiza sagittata L. P. Janeway 2014-5-25 11265 Plumas High Cascade Range. Along the ridgeline between Scotts John Creek and Butt Creek, 1.2 air-km northeast of the top of Humboldt Peak; Pacific Crest Trail nearby. 2073 Comment
  CAS-BOT-BC16559  Barbarea orthoceras Walter Knight; Irja Knight; John Thomas Howell; Gordon H. True 1967-5-7 1873 Plumas Butterfly Botanical Area and Vicinity. In Butterfly Valley proper. Comment
  CAS-BOT-BC16567  Barbarea orthoceras M. S. Taylor 1981-5-19 3675 Plumas East side of Antelope Lake. Pioneer Cabin Meadow, ca. 20 air miles northeast of Taylorsville. 1536 Comment
  CAS-BOT-BC16571  Barbarea orthoceras Mary Strong Clemens 1920-6-18 s.n. Plumas Lake Almanor. Comment
  CDA19280  Barbarea orthoceras G. D. Barbe, T. C. Fuller 1982-6-17 3868 Plumas Plumas National Forest; Frenchman Lake. 2 mi N of Turkey Pt Fishing Access; 1706 Comment
  SD46465  Beckmannia eruciformis Robert J. Weatherby 1950-7-28 1502 Plumas marshy border of Indian Creek, 2 miles south of Crescent Mills 1036 Comment
  CAS-BOT-BC145814  Beckmannia syzigachne John Thomas Howell 1961-9-25 36938 Plumas Sierra Nevada. Feather River bed, Portola. 1478 Comment
  UC1028651  Beckmannia syzigachne Robert J. Weatherby 1950-7-26 1502 Plumas marshy creek border 2 mi s Crescent Mills; Indian Creek 1036 Comment
  UC1100212  Beckmannia syzigachne Malcolm A. Nobs and S. Galen Smith 1949-8-19 1404 Plumas marshy area ca 2 mi s Greenville; Indian Valley Comment
  UCD56785  Beckmannia syzigachne Collector Unknown 1874-6-1 481 Plumas Sierra Valley. Comment
  CHSC36875  Bidens cernua M. S. Taylor 1982-8-23 5037 Plumas Between dirt road and S side of North Fork Feather River, ca 1/4 mi W of Twain. 853 Comment
  RSA59271  Bidens cernua E. K. Balls 1950-8-31 15565 Plumas Behind Forest Service Ranger Station, Quincy, American Valley. 1098 Comment
  RSA90036  Bidens cernua E. K. Balls 1953-7-9 18353 Plumas Behind Forest Service Ranger Station, Quincy, American Valley. 1098 Comment
  CHSC34899  Bidens frondosa M. S. Taylor 1981-9-2 4268 Plumas N tip of Round Valley Reservoir by rd 204, ca. 3 air mi S of Greenville. 1371 Comment
  CAS-BOT-BC102099  Bidens laevis Lowell Ahart 1981-9-6 3084 Plumas 1 1/2 miles SW of Crescent Mills 1200 Comment
  SEINET10474480  Blepharipappus scaber Mary Susan Taylor 1982-6-28 Taylor 4765 A Plumas T23N R14E nw/ne sec 27. Portola quad. Ramelli Ranch, between Calpine Rd (109), and cow pastures; s side of Hwy 70, ca. 1 mi w of Beckwourth. 4880 ft. Plumas National Forest property. 1487 Comment
  RSA0125999  Boechera Elmer I. Applegate 1929-6-18 5763 Plumas Between Camp Kelly and Drakesbad, Warner Valley, Mt. Lassen region. Comment
  UCD114131  Boechera arcuata Robert E. Preston 1985-4-4 514 Plumas 0.8 mi E of Belden, N side of Hwy 70. Comment
  CAS-BOT-BC16130  Boechera constancei M. S. Taylor 1981-6-22 3944 Plumas East side of 25N17, ca. 0.125 mile south of Bean Creek, ca. 0.25 mile north of jct. 25N17 with 25N81 (Old Mt House Rd.). 1524 Comment
  CHSC35903  Boechera constancei M. S. Taylor; G. Rotta 1982-5-18 4474 Plumas S side of 27N92, ca. 1.5 air mi se of Canyon Dam. 1524 Comment
  CAS-BOT-BC16183  Boechera davidsonii W. D. Dakan 1973-7-12 s.n. Plumas Sierra Nevada. Plumas National Forest. Round Lake. 2133 Comment
  CHSC87831  Boechera pinetorum Lowell Ahart; John Dittes, Josephine Guardino 2004-6-6 10995 Plumas On the bottom of a small drainage, on the north side of the logging road, about 1 1/2 miles (air) south of Lower Taylor Rock, about 7 1/2 miles (air) northeast of Quincy. 1517 Comment
  JEPS106218  Boechera pinetorum Lowell Ahart, John Dittes, Josephine Guardino 2004-6-6 10995 Plumas On the bottom of a small drainage, on the north side of the logging road, about 1 1/2 miles (air) south of Lower Taylor Rock, about 7 1/2 miles (air) northeast of Quincy 1517 Comment
  CAS-BOT-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
  CAS-BOT-BC16274  Boechera rectissima Walter Knight; Irja Knight 1969-6-24 2438 Plumas The Butterfly Botanical Area and Vicinity. From vicinity of mouth of Butterfly Creek. 883 Comment
  CHSC62536  Boechera rectissima B. Castro 1993-7-20 485 Plumas Ca 2 air mi W of Bucks Lake, ca 1 mi N of Grizzly Ck, on ridge between USFS Rds 23N42 and 23N42A. 1645 Comment
  CHSC43808  Boechera repanda Lowell Ahart 1979-7-15 1958 Plumas Along a logging road that takes you to Bunker Hill Creek, about 1 mile north-east of the Bunker Hill Mine, about 12 miles north-east of La Porte. 1828 Comment
  CAS-BOT-BC25590  Boechera retrofracta John Thomas Howell; Gordon H. True 1969-6-23 45834 Plumas Sierra Nevada. On Middle Fork of Feather River at Nelson Point. 1249 Comment
  CAS-BOT-BC25890  Boechera subpinnatifida M. S. Taylor 1981-6-2 3820 Plumas North side of Highway 70, on east side of Squirrel Creek, northeast of Spring Garden over pass. 1219 Comment
  CAS-BOT-BC478471  Boisduvalia John Thomas Howell 1961-9-25 36946 Plumas Feather River bed, Portola 1478 Comment
  NY144278  Botrychium californicum R. M. Austin 1897-7-2 s.n. Plumas Near Quincy Comment
  CHSC110868  Botrychium minganense Tim Hanson; Emily Meigs Doe 2013-7-31 4 Plumas North High Sierra Nevada. On the Southeast side of Silvertip Road (22N60) approximately .9 km north of its intersection with Road 22N68. 1637 Comment
  UC338407  Botrychium multifidum J. G. Lemmon Plumas Tahoe Valley to Butterfly Valley Comment
  UC1609397  Botrychium simplex Vernon H. Oswald and Lowell Ahart 1993-8-3 5768 Plumas ca. 9 mi (air) n Lake Almanor (unnamed lake ca. 0.25 mi e of Hay Meadow, n end 30N25, sw corner of lake); s edge Caribou Wilderness 1926 Comment
  JEPS99043  Botrychium simplex var. compositum Lowell Ahart, John Dittes 2002-6-17 9728 Plumas 1 mi SE of Tamarack Flat (5 air mi NW of La Porte); Lumpkin Ridge 1716 Comment
  JEPS99045  Botrychium simplex var. compositum Lowell Ahart, John Dittes, Josephine Guardino 2002-7-2 9796 Plumas 1 mi SE of Tamarack Flat (5 air mi NW of La Porte); Lumpkin Ridge Road 1723 Comment
  JEPS99048  Botrychium simplex var. compositum Lowell Ahart 2002-6-26 9796 Plumas 1 mi SE of Tamarack Flat (5 air mi NW of La Porte); Lumpkin Ridge Road 1743 Comment
  SJSU4760  Brasenia schreberi C. W. Sharsmith 1969-6-19 7599 B Plumas Pond Reservoir [not Smith L--see annot], Butterfly Valley c. 4 mi SW of Keddie 1066 Comment
  JEPS102631  Brickellia greenei Lowell Ahart 2001-7-17 8931 Plumas Outcrops, on the SE side of a logging road, SE of a small branch of Butt Creek, about 2 1/2 miles (air) north of Humboldt Summit. 1828 Comment
  CAS-BOT-BC484591  Brodiaea purdyi Robert J. Weatherby 1955-7-15 1642 Plumas Quincy Rnager Station, USFS, Quincy 1066 Comment
  SEINET10866737  Brodiaea purdyi Combs 1902-7-7 COMBS s.n. 1902 Plumas Prattville, Calif. Comment
  CHSC84954  Bromus carinatus var. carinatus Lowell Ahart 2003-10-26 10682 Plumas On a gravel bar on the east side of the South Fork of the Feather River, where the old road crosses the river, about 1/8 mile west of the Feather Fork Mine, about 1 3/4 miles (air) northeast of Little Grass Valley Reservoir, about 6 1/2 miles (air) northeast of La Porte. 1600 Comment
  JEPS28304  Bromus carinatus var. carinatus George W. Gillett 1957-7-17 794 Plumas (flowing) from Little Willow Lake into Willow Lake (Lassen Volcanic National Park); Lassen Volcanic National Park 1767 Comment
  UC1130982  Bromus carinatus var. carinatus C. W. Hanks 1934-8-9 27 Plumas Mountain n of Sierra Valley (Plumas National Forest); Plumas National Forest 1859 Comment
  CHSC53075  Bromus carinatus var. marginatus L. P. Janeway 1989-6-29 3416 Plumas Plumas National Forest. Along edges of rd 24N44Y, 0.3 mi E of Beckwourth Genesee Rd (rd 111) 6.5 mi N of Beckwourth; across from the Crocker Station. 1755 Comment
  UCD59120  Bromus carinatus var. marginatus John Thomas Howell 1960-7-23 35931 Plumas Lassen Volcanic National Park. Drakesbad. 1676 Comment
  RSA325155  Bromus catharticus M. S. Taylor 1981-7-6 3966 Plumas Roadside and meadow along Grigsby Creek, ca. 1 mi W of N tip of the lake, ca. 13 air mi NW of Chilcoot. 1799 Comment
  JEPS106343  Bromus ciliatus Lowell Ahart 2004-7-27 11318 Plumas On the east side of the dirt road (Forest Road 10), about 100 yards northeast of the bridge across Hopkins Creek, about 1 1/4 miles (air) southwest of Blue Nose Mountain, about 9 3/4 miles (air) northeast of La Porte 1711 Comment
  JEPS115939  Bromus ciliatus Lowell Ahart, John Dittes 2009-7-13 16038 Plumas On damp to wet soil, seep, on the north side of Forest Service Road 27N28, headwater of Clear Creek, about 2.0 miles (air) north of Butt Valley Reservoir Dam, about 3 miles (air) southwest of Lake Almanor Reservoir Dam 1476 Comment
  CAS-BOT-BC155928  Bromus commutatus John Thomas Howell 1973-7-10 49754 Plumas Sierra Nevada. Near Greenville. 1097 Comment
  SEINET10934809  Bromus commutatus Mary Susan Taylor 1982-7-8 Taylor 4804 Plumas T23N R14E nw/se sec 27. Portola quad. S side of Feather River, ca. 1 mi sw of Beckwourth, on Ramelli Ranch, ca. 1/4 mi e of Calpine Rd (109). 4880 ft. 1487 Comment
  CAS-BOT-BC155796  Bromus diandrus John Thomas Howell 1961-6-21 36670 Plumas Sierra Nevada. Greenville. 1097 Comment
  CAS-BOT-BC155799  Bromus diandrus Lewis S. Rose 1968-6-10 68086 Plumas Quincy. 1036 Comment
  JEPS28302  Bromus orcuttianus George W. Gillett 1957-7-17 805 Plumas Lassen Volcanic National Park, in upper Willow Lake Meadow, near east inlet Willow Lake Meadow; Lassen Volcanic National Park, Willow Lake Meadow 1661 Comment
  CHSC91943  Bromus suksdorfii Lowell Ahart; Josephine Guardino 2005-8-9 12259 Plumas In a small meadow, between Lights Creek and Fant Creek, west of Forest Road 27N09, about 6 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1635 Comment
  CHSC107907  Bromus vulgaris L. P. Janeway 2011-8-23 10669 Plumas Northern High Sierra Nevada. Plumas National Forest; north side of Road 22N50Y 0.7 road km east of Road 22N60; 2.4 air km east-northeast of the northeast corner of Little Grassy Valley Reservoir. Small grassy openings in north-facing slopes. 1719 Comment
  CHSC70818  Calliscirpus brachythrix H. Durio; B. Castro, C. O'Connell 1995-7-12 Plumas Ca 4 air mi SW of Bucks Lake, ca 1 mi S of Buckhorn Creek, off the W side of USFS Rd 23N18. At headwaters of tributary to upper end of Axford Creek. 1600 Comment
  UC1101512  Callitriche verna Malcolm A. Nobs and S. Galen Smith 1949-8-18 1364 Plumas Last Chance Marshes, at n end of Lake Almanor, just s Chester Comment
Read comments
Jun 8 2006
  UC1103464  Calochortus coeruleus Mrs. Mabel Dopplmaier 1949-6-18 Plumas near Johnsville Comment
  CAS-BOT-BC487772  Calochortus coeruleus John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-25 54325 Plumas 1.4 miles north-northeast of Englemine on Diamond Mt. Road, Sierra Nevada 1295 Comment
  CHSC21535  Calochortus leichtlinii D. Brink; L. Mayer 1975-7-10 Plumas Buck's Lake Forest Service Survey. Comment
  CAS-BOT-BC483483  Calochortus minimus John Thomas Howell 1960-7-22 35896 Plumas Devil's Kitchen to Drakesbad, Lassen Volcanic National Park 1828 Comment
  JEPS48662  Caltha biflora Esther C. Fritz 1933-7-4 Plumas Spanish Peak Comment
  JEPS122183  Calyptridium monospermum Lowell Ahart 2014-8-26 19781 Plumas On the north side of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. Comment
  UC1075703  Calyptridium monospermum Robert J. Weatherby 1955-6-22 1533 Plumas road to Spanish Peak lookout 1828 Comment
  SEINET198561  Calyptridium umbellatum H. K. Sharsmith 1955-6-28 4527 Plumas E Branch of N Fork of Feather River near Pulga 610 Comment
  UC1075708  Calyptridium umbellatum Robert J. Weatherby 1955-6-22 1540 Plumas Spanish Peak 2133 Comment
  UC1136674  Calyptridium umbellatum E. Sawyer 1935-6-27 201 Plumas 1.4 mi se of Crow (Plumas National Forest); Plumas National Forest 1706 Comment
  JEPS50777  Calyptridium umbellatum Rimo Bacigalupi with Paul Hutchison and L. R. Heckard 1967-6-16 9285 Plumas at mouth of Rock Creek (n side of Feather River Canyon); Feather River Canyon, Rock Creek 548 Comment
  JEPS109989  Calystegia occidentalis subsp. tomentella Dean W. Taylor 2006-6-29 19557 Plumas Keddie Ridge; meadow just E of Second Water Trough (ca. 1 mile W of Hauns Meadow along County Road 201) 975 Comment
  SD6517  Camassia Mrs. Robert Austin 1879-1 Plumas Big Meadows. Comment
  CAS-BOT-BC497563  Camassia quamash subsp. breviflora Elmer I. Applegate 1929-6-21 5810 Plumas Drakesbad, Warner Valley, Mt. Lassen region Comment
  RSA0115174  Camassia quamash subsp. breviflora Lyman Benson 1949-6-21 13737 Plumas Meadow 1 mile west of LakeAlmanor Inn. Mt. Range: Cascade. 1341 Comment
  RSA325158  Camissonia tanacetifolia subsp. quadriperforata M. S. Taylor 1981-7-7 3987 Plumas East side of Beckwourth-Genesee Road, 0.5 miles N of Beckwourth. 1494 Comment
  CAS-BOT-BC160889  Camissonia tanacetifolia subsp. tanacetifolia A. A. Heller; P. B. Kennedy 1907-7-4 8733 Plumas Meadow two miles south of Red Clover Valley Comment
  RSA794992  Camissonia tanacetifolia subsp. tanacetifolia L. Ahart, John Dittes 2009-9-7 16385 Plumas Below the high water line of Lake Almanor, about 2000 feet NW of lake Almanor Dam. 1591 Comment
  CAS-BOT-BC160886  Camissonia tanacetifolia subsp. tanacetifolia T. Mosquin; J. M. Gillett 1963-7-14 5302 Plumas Middle Fork of Feather RIver just N of Mohawk Comment
  SEINET10840316  Campanula prenanthoides Willis L. Jepson 1939-7-31 Jepson 19302 Plumas Canyon bottom, halfway between Meadow Valley and Bucks Valley, Spanish Peak, lower slopes Comment
  UC1523719  Campanula prenanthoides Gary Schoolcraft 1982-8-2 841 Plumas w Crescent Mills 1371 Comment
  SEINET10463806  Campanula scouleri Joseph Clemens 1920-8-11 Clemens s.n. Plumas Greenville Comment
  CHSC101467  Cardamine breweri var. breweri L. P. Janeway; Jason Emmons, Dorothy Kieffer 2009-4-29 9831 Plumas Northern High Sierra Nevada. Rock Island Ridge, 1.8 air km east of Walker Plains. Small seep and associated southwest-flowing drainage on upper ridge. 1558 Comment
  SD8267  Cardamine californica Mrs. R. M. Austin 1877-1 Plumas Butterfly Valley Comment
  CAS-BOT-BC471264  Cardamine cordifolia John Thomas Howell; Gordon H. True; Wayne Dakan 1974-7-30 50635 Plumas Sierra Nevada. Headwaters of Indian Creek SE of Diamond Mt. 2164 Comment
  SEINET8274727  Cardamine hirsuta L. P. Janeway 1996-4-11 4954 Plumas northern High Sierra Nevada; Soda Creek, along Road 25N22 200 ft northwest of Hwy 70 and East Branch North Fork Feather River; Crescent Mills quad. 890 Comment
  CAS-BOT-BC37820  Cardamine nuttallii Alice Eastwood 1927-6-13 14572 Plumas United States Forest Reserve. Forest Lodge near Greenville. Comment
  HSC73122  Cardamine nuttallii M. S. Taylor 1981-6-17 3923 Plumas Junction of Meadow Creek and Rd. 25N10, E side of Mt. Ingalls, 8 air mi. SE of Genesee 2287 Comment
  CHSC87636  Cardamine nuttallii var. covilleana Lowell Ahart; John Dittes, Josephine Guardino 2004-5-16 10931 Plumas Along a dirt forest road, east of Dry Taylor Creek, about 2 miles (air) southwest of Taylor Rock, about 6 1/4 miles (air) northeast of Quincy. 1669 Comment
  SEINET10575843  Cardamine pachystigma var. pachystigma John G. Lemmon Lemmon s.n. Plumas Indian Valley. Comment
  CAS-BOT-BC38121  Cardamine pensylvanica John Thomas Howell 1962-6-17 37657 Plumas Sierra Nevada. Butterfly Valley. 1036 Comment
  RSA52953  Cardamine pulcherrima R. Weatherby 1950-5-31 1435 Plumas West shore of Lake Almanor. 1418 Comment
  CAS-BOT-BC18354  Carex John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-25 54339 Plumas Sierra Nevada. 2.8 miles north-northeast of Englemine on Diamond Mountain Road. 1341 Comment
  CAS-BOT-BC18365  Carex John Thomas Howell; Gordon H. True 1973-7-31 50084 Plumas Sierra Nevada. Diamond Range. Summit ridge of Thompson Peak. 2194 Comment
  CAS-BOT-BC18368  Carex W. Harnach; N. Harnach 1990-4-22 268 Plumas Sierra Valley. Marble lane between steel bridge and vernal pool. 1487 Comment
  CHSC102644  Carex abrupta Lowell Ahart; John Dittes, Josephine Guardino 2009-7-22 16140 Plumas On the west side of Forest Service Road 27NO2K, east side of Long Valley, about 3.5 miles (air) west-southwest of Greenville, about 5.2 miles (air) southeast of Lake Almanor Dam. 1606 Comment
  CAS-BOT-BC18590  Carex abrupta Mrs. H. C. Cantelow 1941-7-20 s.n. Plumas 10 mile south of Qunicy, on road to La Porte. 1981 Comment
  SEINET10586477  Carex amplifolia Mary Susan Taylor 1982-8-9 Taylor 4947 Plumas T26N R8E ne1/4 sw1/4 sec. 3. Almanor NE quad. Around spring at jct of rd 26N17Y and Pliocene Creek, 1 mi NW of Rattlesnake Hill, 2 mi s of Canyon Dam. Mixed Evergreen Forest. With Montia. 1646 Comment
  CAS-BOT-BC17927  Carex angustata A. A. Heller; P. B. Kennedy 1907-7-9 8784 Plumas Prattville. Comment
  CAS-BOT-BC17943  Carex angustata John Thomas Howell; Gordon H. True 1967-7-9 43242 Plumas Sierra Nevada. North Fork of Feather River at Belden. 685 Comment
  JEPS102948  Carex angustata L. P. Janeway 1995-7-23 4870 Plumas Meadow at head of western branch of Stag Creek; along Road 22N80Y 0.1 mi north of Road 22N72; about 0.3 mi south-southeast of Table Mountain 1755 Comment
  JEPS49035  Carex angustata Leland S. Smith 1927-8-10 2176 Plumas Gold Lake Tahoe National Forest Comment
  CAS-BOT-BC19727  Carex athrostachya John Thomas Howell 1960-7-23 35944 Plumas Lassen Volcanic National Park. Drakesbad. Near Soda Springs. 1828 Comment
  CHSC20767  Carex athrostachya K. R. Stern 1975-7-23 5868 Plumas nw shore of Lake Almanor. 1371 Comment
  SEINET4292084 Image available Carex athrostachya L. Janeway, Castro, B 2003-1 7981 Plumas High Cascade Range. Near un-named lake split by the Caribou Wilderness Area boundary, 2.4 km west of Hay Meadow. Comment
  UC710501  Carex athrostachya Thomas H. Kearney Aug 14-26 1944 22 C Plumas Lake Almanor Prattville Comment
  RSA122795  Carex athrostachya H. S. Yates 1936-8-12 6090 Plumas Lake Almanor. 1341 Comment
  CAS-BOT-BC19135  Carex aurea Mrs. H. C. Cantelow 1938-7-4 s.n. Plumas Drakesbad. Comment
  CHSC100048  Carex aurea Lowell Ahart 2008-8-13 15176 Plumas North 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
  CHSC87988  Carex aurea Lowell Ahart; John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11157 Plumas Edge of a small seep, in a small meadow, on the north side of a forest road, about 1/4 mile north of Taylor rock, about 1 mile (air) southwest of Grizzly Peak, about 5 miles (air) south of Taylorsville, about 8 miles (air) northeast of Quincy. 2139 Comment
  OBI6459  Carex aurea Lewis S. Rose 1967-7-10 67150 Plumas 3 mi W of Keddie. Butterfly Valley 1097 Comment
  CHSC100349  Carex bolanderi Lowell Ahart 2008-8-14 15205 Plumas Wet meadow area with a small stream, just northwest of the culvert, on the northwest side of the good logging road (Forest Road 22N68), west of the South Fork of the Feather River, about 1/2 mile southwest of the Feather Fork Mine, about 1 mile northeast of Little Grass Valley Reservoir. 1600 Comment
  CHSC92292  Carex bolanderi Lowell Ahart; Josephine Guardino 2005-8-10 12319 Plumas South of a small wet meadow, south of a small branch of Lights Creek, east side of Forest Road 27N54, about 5 1/2 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1821 Comment
  CDA33045  Carex bolanderi G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-24 3277 Plumas China Grade Road, 1.4 miles south of Taylorsville. Comment
  SEINET3909297  Carex brainerdii Lewis S. Rose 1967-6-12 67109 Plumas Butterfly Valley, ca. 3 mi. W. of Keddie.; 0 1219 Comment
  CHSC118774  Carex brainerdii Elizebeth Kramer 2015-5-20 2015 -005 Plumas Plumas National Forest. Southwest of Siilver Creek, north of Forest Service 24N29X, west of24N56, near Meadow Valley. (UTM 663727 E, 4422262 N, NAD83 Zone 10N.) Comment
  UC1594690  Carex canescens Vernon H. Oswald, Lowell Ahart, Linnea Hanson, Lawrence Janeway and Joan Reynolds 1992-7-1 5039 Plumas via Gold Lake Forest Hwy. (County Rd. 519) ca 5 mi (air) ssw Graeagle (w end Grass Lake, located just w of Lakes Basin Campground); Grass Lake 1926 Comment
  POM80813  Carex cusickii Marcus E. Jones 1897-7-3 10916 Plumas Prattville. 1372 Comment
  CHSC46619  Carex diandra V. Oswald; L. Ahart, L. Hanson 1989-7-31 3904 Plumas Lake at headwaters of Fowler (Slate) Creek, 6.5 mi (air) n of La Porte, 0.5 mi (air) w of Fowler Pk. 1670 Comment
  UC1133347  Carex douglasii L. S. Smith 1931-5-27 2549 Plumas Last Chance Creek Plumas Forest, Last Chance Creek 1524 Comment
  CAS-BOT-BC20054  Carex echinata Hans Leschke 1954-7-3 s.n. Plumas Lassen Volcanic National Monument. Northern border of swamp north of Willow Lake. 1661 Comment
  CHSC82446  Carex echinata subsp. echinata Lowell Ahart 2002-7-6 9853 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
  RSA169429  Carex echinata subsp. echinata L. S. Rose 1963-6-3 63101 Plumas Butterfly Valley, 2 miles SW of Keddie 1189 Comment
  CHSC51932  Carex feta K. R. Stern 1985-6-25 8310 Plumas Vicinity of Blairsdan. 1402 Comment
  CAS-BOT-BC20114  Carex feta Alice S. Mulford 1944-8-13 s.n. Plumas Mohawk. Smith Creek near road. Mohawk Tavern. Comment
  CHSC76322  Carex fracta G. F. Hrusa; B. Smith, T. D. Wilfred 1996-7-16 13258 Plumas Northern California, Sierra Nevada, Plumas National Forest. Near creek in low valley below headwaters of Bull Run Creek off USFS 23N12E. [Original lat./long. on label is '39 54 N; 120 38 W']. 2000 Comment
  CHSC92294  Carex fracta Lowell Ahart; Josephine Guardino 2005-8-10 12318 Plumas South of a small wet meadow, south of a small branch of Lights Creek, east side of Forest Road 27N54, about 5 1/2 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1821 Comment
  SEINET10749387  Carex fracta Dean W. Taylor 2000-8-12 Taylor 17557 Plumas Wemple Cabin, Antelope Creek 1 air mi NE from Antelope Lake (upper Feather River watershed); T27N R13E NW1/4 Section 16; Antelope Lake 71/2' USGS quadrangle. Sierra Nevada (nSNH). 1859 Comment
  SEINET10652727  Carex geyeri Lawrence P. Janeway 1990-8-16 Janeway 3831 Plumas Babcock Peak Quad, T25N, R12E, N 1/4 of SW 1/4 of Sec 23. Ca. 0.2 mile north of Meadow Creek and ca. half-way between Red Clover Creek and Mount Ingalls. White Fir Forest with Jeffrey Pine, Red Fir, Incense Cedar: gentle north-facing slope; rocky volcanic soil; in small openings and partial shade; in open with C. Rossii, C. brainerdii; in shade with Symphoricarpus acutua; often with Ceanothus velutinus, C. prostratus, Arctostaphylos patula. 2012 Comment
  UCD140425  Carex heteroneura G. F. Hrusa; T. D. Wilfred 1997-6-26 13924 Plumas Brady's Camp. Pine Creek Valley, ca. 1/2 mile NE Argentine Rock. Comment
  JEPS117655  Carex hoodii Lowell Ahart 2010-7-27 16925 Plumas On the south side of the paved road, about 1/2 mile north of Goat Mountain, about 3 miles (air) northeast of La Porte 1680 Comment
  UCSB63563  Carex hoodii Jokerst, James 1985-6-10 Plumas Indian Creek Small Hydro Survey; adjacent to Indian Creek 400 m. S of Hwy. 70; ca. 2 mi. SW of Crescent: T26N R9E SW1/4 Sect. 25 Comment
  POM81298  Carex interior Marcus E. Jones 1897-7-3 s.n. Plumas Prattville. 1372 Comment
  CHSC108087  Carex jonesii Lowell Ahart 2011-9-17 17659 Plumas On the north side of an unnamed stream that flows east into Little Grass Valley Reservoir and opposite the Black Rock, about 30 yards west of the paved road, about 1/8 mile west of Little Grass Valley Reservoir. 1595 Comment
  CHSC65597  Carex jonesii L. P. Janeway 1995-7-23 4871 Plumas Meadow at head of western branch of Stag Creek; along Road 22N80Y 0.1 mi north of Road 22N72; about 0.3 mi south-southeast of Table Mountain. 1755 Comment
  JEPS106375  Carex lemmonii Lowell Ahart, John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11156 Plumas Edge of a small seep, in a small meadow, on the north side of a forest road, about 1/4 mile north of Taylor rock, about 1 mile (air) southwest of Grizzly Peak, about 5 miles (air) south of Taylorsville, about 8 miles (air) northeast of Quincy 2139 Comment
  CAS-BOT-BC31214  Carex lenticularis var. impressa Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region. Comment
  JEPS104615  Carex lenticularis var. impressa Lowell Ahart 2003-7-18 10433 Plumas Seep, on the e side of the road, ca 3/4 mi w of Lumpkin Ridge Rd, ca 1 mi se of Tamarack Flat, ca 2 mi (air) nw of Little Grass Valley Reservoir dam, ca 5 mi (air) nw of La Porte. 1752 Comment
  RSA71302  Carex lenticularis var. lipocarpa L. S. Rose 1951-6-28 51028 Plumas McRae Meadows, 8 mi. sw. of Johnsville 1951 Comment
  SEINET7564701 Image available Carex lenticularis var. lipocarpa Lowell Ahart 2003-7-18 10431 Plumas 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. 1731 Comment
  CHSC92994  Carex leporinella G. Douglas Barbe; J. T. Howell, T. C. Fuller 1981-6-25 3319 Plumas 2.8 miles N-NE of Engle Mine townsite on Diamond Mountain Road, between the road and Lights Creek. 1341 Comment
  CAS-BOT-BC31520  Carex limosa V. Oswald; Lowell Ahart 1988-8-4 3678 Plumas Willow Lake located SE of Drakesbad just S of the boundary of Lassen Volcanic Natl Park 1676 Comment
  CAS-BOT-BC31637  Carex luzulina var. ablata Harold Bailey; Virginia Bailey 1948-8-27 2932 b Plumas King's Creek Meadow near picnic grounds. 2164 Comment
  CAS-BOT-BC31640  Carex luzulina var. ablata L. P. Janeway 1990-6-27 3734 Plumas Mt. Ingalls quad. Headwaters of Joseph Creek on NE side of Grizzly Ridge. 2103 Comment
  CHSC55547  Carex mariposana L. P. Janeway 1990-7-2 3752 Plumas About 100 ft west of Paradise Cr and about 1/2 mi south of Little Grizzly Cr. At an old logging landing and dirt road opening. 1859 Comment
  SEINET4292168 Image available Carex microptera Unknown 2000-1 6837 Plumas Northern High Sierra Nevada. Diamond Mountains; 1.1 km southeast of Crystal Peak; near top of ridge, southwest slope. Comment
  CAS-BOT-BC32032  Carex multicaulis Mary Strong Clemens 1920-5-18 s.n. Plumas Greenville Comment
  CAS-BOT-BC32075  Carex multicaulis Alice Eastwood 1929-6-1 14657 Plumas Forest Lodge near Greenville. Comment
  CHSC68377  Carex multicaulis L. P. Janeway 1996-6-4 4986 Plumas 0.5 mi northeast of Deer Creek and 2.0 mi south of Spanish Creek; north side of logging spur road 0.6 mi east of Road 24N23X. 1318 Comment
  SEINET260547  Carex multicaulis M. Cutler, J Cutler 1992-6-1 Plumas Plumas National Forest ; Ca 11 mi NW of Quincy; Bucks Lake Rd W to Spanish Ranch; FS 25N17 then 25N59 to stand #92 1615 Comment
  CHSC96041  Carex multicostata L. P. Janeway; B. Castro 2006-9-9 8882 Plumas High Cascade Range. About 100 m east of Jedidiah Colter Lake (between Blue Lake and North Arm Rice Creek). 1975 Comment
  CHSC47008  Carex nebrascensis L. P. Janeway 1989-7-25 3516 Plumas Plumas National Forest. North end of Crocker Mdw; near the Beckwourth-Genesee Rd (rd 111) 6.1 mi N of Beckwourth. 1752 Comment
  CHSC47082  Carex nebrascensis L. P. Janeway 1989-7-25 3530 Plumas Plumas National Forest. Along Red Clover Cr in Red Clover Valley at crossing of rd 25N05; near Beckwourth-Genesee Rd (rd 111) 15.7 mi from Beckwourth. 1645 Comment
  CHSC52549  Carex nebrascensis L. P. Janeway 1989-7-7 3460 Plumas Plumas National Forest. Near to Lava Spring, just off the NE side of Red Clover Valley. 1737 Comment
  CHSC115916  Carex nebrascensis Kendra G. Sikes; Scott Batiuk, Sara Taylor 2012-7-17 402 Plumas Plumas National Forest. Aster Fen, Bucks Lake Wilderness, north and west of Granite Gap from Silver Lake trailhead. UTM zone 10, 4423906 N, 657187E. 2030 Comment
  JEPS120157  Carex nervina Lowell Ahart 2012-9-5 18436 Plumas About 350 yards east of the County Road where it crosses the South Fork of the Feather River, about 3/4 mile (air) southwest of Pilot Peak, about 8 1/2 miles (air) northeast of La Porte. Comment
  UCR115311  Carex nervina G. D. Barbe, T. C. Fuller 1982-6-16 3789 Plumas Plumas National Forest. Meadow below Mud Lake, 0.75 mi northeast of Eisenheimer Peak. 2098 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
  CAS-BOT-BC9325  Carex pachycarpa L. Whitney 1934-8-16 1975 Plumas N.W. end of Grizzly Valley - Plumas National Forest Comment
  UC1748295  Carex pachystachya L. P. Janeway 2000-6-24 6836 Plumas 1.1 km SE of Crystal Peak ( near top of ridge, SW slope); Northern High Sierra, Diamond Mountains 2201 Comment
  SEINET12649673 Image available Carex pellita Lowell Ahart, John Dittes 2009-1 16187 Plumas 1480 Comment
  CAS-BOT-BC119013  Carex pellita L. P. Janeway 1991-8-4 4124 Plumas Grizzly Valley quad, Meadow along Road 111 (Beckwourth-Genessee Road) 1676 Comment
  CAS-BOT-BC118339  Carex praegracilis D. H. Esplin; R. K. Gierisch 1968-1-1 4 Plumas Thompson Creek drainage. 1828 Comment
  CAS-BOT-BC118125  Carex rossii John Thomas Howell 1961-6-21 36635 Plumas Greenville 1097 Comment
  CAS-BOT-BC118132  Carex rossii John Thomas Howell 1960-7-17 35490 Plumas Drakesbad 1828 Comment
  CHSC41154  Carex rossii L. P. Janeway; Gary Benson, Leigh Wingett 1985-7-9 1206 Plumas Slopes northeast of confluence of Hungry Cr and Indian Cr, 15 mi e of Taylorsville on road to Antelope Res. 1554 Comment
  CHSC102008  Carex scabriuscula L. P. Janeway; B. Castro 2009-8-29 9943 Plumas Northern High Sierra Nevada.Small meadow 0.3 km east-southeast of the Buckhorn survey monument on the eastern end of Red Mountain. 1892 Comment
  CHSC47349  Carex scabriuscula L. P. Janeway 1989-6-9 3287 Plumas Cyn of E Br N Fk Feather River, 5.4 mi E of the river mouth and Caribou Rd, along Hwy 70. 822 Comment
  CHSC117757  Carex scoparia var. scoparia Jim Belsher- Howe 2016-9-5 Plumas Smith Lake- 'Quigley Marsh. 4050 Comment
  CHSC53547  Carex simulata L. P. Janeway 1989-6-15 3316 Plumas Plumas National Forest. Pond across road from springy slope; jct of roads 111 (Beckwourth-Genesee Rd) and rd 24N49Y; near N end of Crocker Valley. 1730 Comment
  JEPS49038  Carex spectabilis Leland S. Smith 1927-8-10 2191 Plumas Gold Lake, Tahoe National Forest 2133 Comment
  CDA17777  Carex stipata var. stipata G. D. Barbe, T. C. Fuller 1982-6-14 3688 Plumas Sierra Nevada; Chevron Station at west end of Quincy, Hwy 70 and Lawrence Street. 1036 Comment
  CHSC55449  Carex subfusca L. P. Janeway 1989-6-15 3319 Plumas Plumas National Forest. Pond across road from springy slope; jct Beckwourth-Genesee Rd (rd 111) and rd 24N49Y; N corner of Crocker Valley. 1730 Comment
  CHSC88229  Carex subfusca Lowell Ahart 2004-7-27 11313 Plumas At the fork of Hopkins Creek and the East Branch of Hopkins Creek, about 3/4 mile south of Turkeytown, about 1 mile (air) southwest of Blue Nose Mountain, about 10 miles (air) northeast of La Porte. 1645 Comment
  JEPS107614  Carex subfusca Lowell Ahart, Josephine Guardino 2005-8-10 12304 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
  JEPS110429  Carex subfusca Lowell Ahart 2006-7-9 12923 Plumas Small seep in a small open area in brush, about 10 yards N of the paved basalt road, about 3 3/4 miles (air) NW of Tamarack Flat, about 5 3/4 miles (air) NW of Little Grass Valley Reservoir. 1678 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-BC115994  Carex subfusca Clare B. Hardham 1970-8-8 17716 Plumas Road to Thompson Peak. 2286 Comment
  SEINET7577208 Image available Carex subfusca John Thomas Howell, T. C. Fuller; G. D. Barbe 1981-6-22 54116 Plumas 10.6 miles northeast of La Porte on road to Quincy. 1890 Comment
  CHSC77073  Carex utriculata G. Douglas Barbe; T. C. Fuller 1982-6-17 3864 b Plumas Frenchman Lake Region. 2 miles N of Turkey Point Fishing Access; marshy seep area at the shore of the N arm of the lake. 1706 Comment
  CHSC89721  Carex utriculata L. P. Janeway; Robert F. C. Naczi 2004-7-24 8188 Plumas High Cascade Range. Large willow meadow along a western tributary of Butt Creek, 2.4 air km north of Humboldt Summit. South edge of the meadow. 1740 Comment
  JEPS127219  Carex utriculata Lowell Ahart 2016-8-30 21324 Plumas About 100 yards west of the Pacific Crest Trail on Bunker Hill Ridge, about 1 1/2 miles (air) southeast of Pilot Peak. Comment
  UC600422  Carex utriculata H. F. Copeland 1920-7-17 91 Plumas Butt Mt. Comment
  UCD140974  Carex vesicaria John Thomas Howell 1960-7-19 35626 Plumas Drakesbad. Lassen Volcanic National Park. 1676 Comment
  UC1197604  Cassiope mertensiana subsp. californica Charlotte M. Wilder 1912-7-12 1831 Plumas Long Lake 2133 Comment
  CAS-BOT-BC249010  Castilleja Clare B. Hardham 1975-8-2 20471 Plumas Black Mt. 2133 Comment
  CAS-BOT-BC249011  Castilleja Mayer; Brink 1975-7-24 s.n. Plumas Bucks Lake area Comment
  CAS-BOT-BC249368  Castilleja applegatei John Thomas Howell; Gordon H. True 1969-6-23 45805 Plumas 2.6 mi. n. of Middle Fork of Feather River at Nelson Point 1310 Comment
  CAS-BOT-BC249740  Castilleja applegatei subsp. pinetorum Alice Eastwood 1927-6-27 14903 Plumas United States Forest Reserve. On road from Chilcott [Chilcoot] to Reno Comment
  CAS-BOT-BC249741  Castilleja applegatei subsp. pinetorum Alice Eastwood 1927-6-27 14899 Plumas United States Forest Reserve. Along road from Chilcott [Chilcoot] Comment
  CAS-BOT-BC249747  Castilleja applegatei subsp. pinetorum John Thomas Howell 1951-6-28 27715 Plumas Eureka Peak 2255 Comment
  JEPS123944  Castilleja applegatei subsp. pinetorum Lowell Ahart, John Dittes, Josephine Guardino, Steve Green 2015-7-31 20415 Plumas Next to Forest Service Road 29N18, 2.68 air miles northeast of Morgan Mt., 3.94 air miles west-southwest of Sifford Mt., 6.85 air miles south-southeast of Lassen Peak. Comment
  JEPS126590  Castilleja applegatei subsp. pinetorum Lowell Ahart 2016-6-29 21064 Plumas South slope of Table Mountain, about 2 miles (air) northwest of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir Dam. Comment
  JEPS3890  Castilleja applegatei subsp. pinetorum R. H. Platt 1891-1 Plumas Prattville The Sierras Comment
  SBBG6726  Castilleja applegatei subsp. pinetorum H. and M. Dearing 1938-7-17 2259 Plumas E of Lake Almanor 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
  UC1562664  Castilleja arachnoidea Barbara Ertter with Gary Schoolcraft 1989-7-3 8659 Plumas ca 8 air mi s Susanville (ridge between Redrock and Diamond Mt.) 2225 Comment
  SBBG30608  Castilleja lacera D. Myrick 1968-6-19 1948 Plumas St Hwy 89, W of Lake Almanor 1371 Comment
  JEPS21484  Castilleja lacera L. T. Dempster 1958-7-13 1154 Plumas about 5 mi s Beckwourth 1493 Comment
  UCD23342  Castilleja linariifolia E. W. Jameson 1949-5-6 s.n. Plumas Expt. Station in Quincy. 1097 Comment
  CAS-BOT-BC254052  Castilleja miniata Clare B. Hardham 1978-8-11 21786 Plumas About 5 miles southeast of Thompson Peak. Plants of the Sierra Nevada Comment
  JEPS10951  Castilleja miniata W. L. Jepson 1924-7-25 10637 Plumas Meadow Valley 1158 Comment
  SEINET10832395  Castilleja miniata Mary Susan Taylor 1981-8-20 Taylor 4231 Plumas California: T27N R8E sw1/4 of sw1/4 sec 36. Almanor NE quad. S side of Fox Road (27N92) at jct with creek, ca. 2 mi SE of Canyon Dam. Plumas County. 5000 ft. 1524 Comment
  CHSC116234  Castilleja miniata subsp. miniata Lowell Ahart 2015-7-4 20286 Plumas On the west side of the paved road, about 1/2 mile north of the intersection of Lumpkin Ridge Road and road to Little Grass Valley Reservoir, about 1 1/2 miles (air) north of Little Grass Valley Reservoir dam. 1731 Comment
  CHSC117586  Castilleja miniata subsp. miniata L. P. Janeway 2016-8-10 12149 Plumas Northern High Sierra Nevada. Plumas National Forest; about 100 m south of Gibsonville-Johnsville Road on east side of Continental Ravine (a tributary of West Branch Nelson Creek). 1830 Comment
  CAS-BOT-BC241040  Castilleja pilosa Robert J. Weatherby 1950-8-11 1509 Plumas Trail to Long Lake boathouse, Lakes Basin Area 1981 Comment
  CAS-BOT-BC241041  Castilleja pilosa M. S. Taylor 1982-5-28 4558 Plumas Squaw Valley at jct of 26N70 and 28N10, ca. 16 mi s of Milford 1706 Comment
  CDA21417  Castilleja tenuis G. F. Hrusa, S. Gaimari, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16316 Plumas Sierra Nevada; Willow Creek Rd. 1.6 mi. NW of Hwy 70 & 2.6 mi. W on 70 from town of Portola. 1554 Comment
  CHSC117029  Castilleja tenuis Lowell Ahart 2016-6-29 21053 Plumas North side of 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 Resevoir Dam. 1698 Comment
  CHSC20821  Castilleja tenuis K. R. Stern 1975-7-25 5818 Plumas N shore of Lake Almanor. 1371 Comment
  JEPS108891  Castilleja tenuis Lowell Ahart 2006-7-9 12933 Plumas In a small seep, about 100 yards north of the paved basalt road, about 3 3/4 miles (air) northwest of Tamarack Flat, about 5 3/4 miles (air) northwest of Little Grass Valley Reservoir 1678 Comment
  JEPS113585  Castilleja tenuis Lowell Ahart, Josephine Guardino 2007-7-20 14351 Plumas Strand of Lake Davis, about 100 yards southeast of Long Point, northeast side of Lake Davis 1763 Comment
  UC1075656  Castilleja tenuis Robert J. Weatherby 1950-7-7 1462 Plumas Snake Lake; Quincy 1219 Comment
  SJSU14297  Castilleja tenuis N. A. Hopkins 1989-6-7 1516 Plumas Squaw Valley 1706 Comment
  UCD123064  Castilleja tenuis L. P. Janeway 1996-6-5 5001 Plumas Northern High Sierra Nevada/Modoc Plateau. Ramelli Ranch: northwest corner of Sierra Valley: 0.2 mi south of Middle Fork Feather River and 0.8 mi west of the road to Calpine. 1488 Comment
  CAS-BOT-BC39557  Caulanthus major Clare B. Hardham 1975-8-2 20464 a Plumas Sierra Nevada. Black Mountain. 2133 Comment
  CAS-BOT-BC47972  Ceanothus W. Harnach; N. Harnach 1990-6-27 416 Plumas Sierra Valley. Ramelli Ranch (USFS), so of R/R 1554 Comment
  CHSC91676  Ceanothus arcuatus G. Douglas Barbe; T. C. Fuller 1982-6-15 3721 Plumas Sierra Nevada. 1/4 mile below and north-northeast of Red Hill Summit, Plumas National Forest. 1859 Comment
  CAS-BOT-BC48617  Ceanothus cordulatus John Thomas Howell 1924-8-9 603 Plumas Two miles east of Chester on Road to Westwood 1310 Comment
  CHSC20752  Ceanothus cordulatus K. R. Stern 1975-7-23 5896 Plumas W shore Lake Almanor. 1371 Comment
  CHSC21087  Ceanothus cordulatus F. T. Griggs; A. Pass 1975-7-2 52 Plumas Buck's Lake Forest Service Survey. Comment
  UCD111404  Ceanothus cordulatus J. M. Tucker 1948-7-24 1729 Plumas 1/2 mile northeast of Camel Peak. Comment
  CAS-BOT-BC49224  Ceanothus cuneatus L. P. Janeway 1997-5-15 5133 Plumas Hwy 70/89 at Rattlesnake Creek. Mt Ingalls quad 1310 Comment
  SEINET7720974  Ceanothus integerrimus Unknown 1876-1 Plumas American Valley Comment
  UCD112670  Ceanothus prostratus P. Thompson 1996-4-26 44 Plumas Hwy 147. Two kilometers north of Hwy. 89 and Hwy. 147 junction. 1400 Comment
  CAS-BOT-BC63329  Ceanothus prostratus Ella Dales Cantelow 1940-5-11 4284 Plumas Grade w. of Meadow Valley. Comment
  RSA0011257  Ceanothus prostratus R. M. Austin 1879-1 s.n. Plumas Big Meadow Comment
  CAS-BOT-BC52167  Ceanothus pumilus Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1967-5-8 1801 Plumas Near road about a mile toward valley proper from pond reservoir 1082 Comment
  CHSC73429  Ceanothus velutinus B. Castro 1995-11-30 630 Plumas Ca 0.22 air mi E of Soapstone Hill, and ca 0.1 mi N of 'Prospect' site on maps, on E edge of USGS Rd 23N23 just S of major W-trending ravine. 1584 Comment
  SD7227  Ceanothus velutinus Mrs. R. M. Austin June 1882 Plumas Big Meadows Comment
  CDA11939  Ceanothus velutinus var. velutinus G. F. Hrusa, J. Dinsdale 1989-6-27 7202 Plumas Sierra Nevada; NW end of Bucks Lake. Comment
  UC1075641  Ceanothus velutinus var. velutinus Robert J. Weatherby 1950-8-11 1515 Plumas Peak of Mountain Elwell Lakes Basin Area, Northern Sierra Nevadas 2377 Comment
  UC569887  Ceanothus velutinus var. velutinus E. Sawyer 1935-7-8 273 Plumas 4 1/4 mi n Hawks; Sierraville Quad., n of Hawks 1798 Comment
  CHSC20809  Centaurea cyanus K. R. Stern 1975-7-24 5846 Plumas E shore of Lake Almanor. 1371 Comment
  CHSC35932  Centaurea cyanus M. S. Taylor 1982-6-24 4751 Plumas At entrance to Gansner Park. 1066 Comment
  UCD130017  Centaurea cyanus J. Naughton 2002-7-7 105 Plumas Plumas County Fairgrounds, near Lee Road. Comment
  CHSC97289  Centaurea stoebe subsp. micranthos Lowell Ahart; John Dittes, Josephine Guardino 2007-8-10 14456 Plumas On the south side of Lake Davis Road, about 1 mile southwest of Lake Davis Dam, about 4 miles (air) north of Portola. 1767 Comment
  JEPS118676  Centaurea stoebe subsp. micranthos L. P. Janeway 2011-8-23 10673 Plumas Northern High Sierra Nevada. Plumas National Forest; along Road 22N95 at Road 22N05; headwaters of Negro Run Ravine on the upper south slope of Hartman Bar Ridge. Haskins Valley 7.5' quad. Comment
  CAS-BOT-BC384932  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
  UCR88934  Cerastium arvense J. T. Howell 1962-6-16 37632 Plumas Sierra Nevada Mtns, 'Lewisia Rock,' 3.5 mi. SW of Belden, Feather River Canyon. 640 Comment
  CAS-BOT-BC388205  Cerastium fontanum subsp. vulgare John Thomas Howell 1951-6-28 27673 Plumas Jamison Creek 1584 Comment
  CAS-BOT-BC136980  Cercocarpus Clare B. Hardham 1975-8-2 20459 Plumas Black Mt. 2133 Comment
  CHSC52952  Cercocarpus ledifolius var. ledifolius L. P. Janeway 1989-6-20 3360 Plumas Plumas National Forest. East-facing flank of Crocker Mtn overlooking Red Clover Valley. Small ridge near small know. 1965 Comment
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May 16 2008
  CHSC117556  Chaenactis douglasii var. douglasii Lowell Ahart 2016-7-9 21089 Plumas Top and east side of Table Mountain, about 2 miles (air) northwest of Tamarack Flat, about 4 miles (air) of northwest of Little Grass Valley Reservoir Dam. 1857 Comment
  CHSC93082  Chamaesaracha nana L. P. Janeway 1994-7-8 4688 Plumas Northern High Sierra Nevada. Hartman Bar Ridge; slope north of Road 22N94 on south side of Franklin Hill. 1706 Comment
  JEPS94288  Chamaesyce maculata Lowell Ahart 1997-9-11 7900 Plumas about 5 air mi ne of Belden (about 1/8 mi s of Mosquito Creek, on w side of the North Fork of the Feather River, on w edge of Caribou Road); North Fork Feather River, Caribou Road 792 Comment
  CHSC20754  Chamaesyce serpillifolia subsp. serpillifolia K. R. Stern 1975-7-23 5870 Plumas W shore of Lake Almanor. 1371 Comment
  RSA794994  Chamaesyce serpillifolia subsp. serpillifolia L. Ahart, John Dittes 2009-9-7 16381 Plumas Below the high water line of Lake Almanor, about 2000 feet NW of lake Almanor Dam. 1591 Comment
  CHSC21326  Chamerion angustifolium subsp. circumvagum F. T. Griggs; A. Pass 1975-7-31 278 Plumas Buck's Lake. Comment
  CDA13936  Cheilanthes gracillima G. F. Hrusa 1997-6-26 13874 Plumas Sierra Nevada; 1/2 mi. NE of intersection of Hwy 70 and Rattlesnake Creek Rd (to N; USFS 508)/and Sloat Rd. (to S). on x Comment
  UC1242065  Cheilanthes gracillima Don Branscomb 1958-7-19 Plumas ne of Lake Basin Recreation Area; Eureka Peak area Comment
  CAS-BOT-BC70199  Cheilanthes gracillima George W. Gillett; H. Leschke 1957-7-13 764 Plumas below Sifford Lakes, on direct route to the Devils Kitchen 2057 Comment
  JEPS28599  Cheilanthes gracillima George W. Gillett 1957-7-13 764 Plumas slopes below Sifford Lakes (on way to Devils Kitchen); Lassen Volcanic Nat'l Park 2057 Comment
  CDA3097  Chenopodium strictum J. T. Howell 1959-9-23 34894 Plumas Chester. Comment
  CAS-BOT-BC451428  Chimaphila menziesii Gordon True; Walter Knight; Irja Knight; John Thomas Howell 1969-6-24 2635 Plumas Butterfly Botanical Area and vicinity: Fern Glen 1066 Comment
  CHSC24223  Chimaphila menziesii D. Brink; L. Mayer 1975-7-3 Plumas Buck's Lake. Comment
  CAS-BOT-BC451423  Chimaphila menziesii Anna Head 1921-8-6 s.n. Plumas Feather River Region, near Gold Lake Camp Comment
  UCD117369  Chimaphila menziesii E. W. Jameson 1950-4-12 s.n. Plumas 4 miles east of Quincy. 1219 Comment
  CAS-BOT-BC452240  Chimaphila umbellata G. Earle Kelley 1920-7-1 s.n. Plumas Greenville Comment
  CAS-BOT-BC452241  Chimaphila umbellata Mrs. A. L. Coombs 1906-1-1 s.n. Plumas Prattville Comment
  CHSC33737  Chimaphila umbellata M. S. Taylor; M. Foster 1981-7-14 4014 Plumas Saddle at head of Bullfrog Ravine, both sides of 26N18. Ca. 3 air mi nw of Indian Falls. 1645 Comment
  CAS-BOT-BC452247  Chimaphila umbellata David D. Keck 1932-7-3 1636 Plumas Northern Sierra Nevada: Quincy; forest, to south of town 1065 Comment
  RSA6258  Chrysanthemum leucanthemum D. D. Keck 1932-7-3 1622 Plumas Quincy, along road to Lake Almanor; Northern Sierra Nevada 1067 Comment
  CAS-BOT-BC36257  Chrysolepis sempervirens Gladys L. Smith 1976-6-7 4580 Plumas Northern end of Summit area, secondary road between Rte. 70 and La Porte 1950 Comment
  JEPS58684  Chrysolepis sempervirens W. L. Jepson 1924-7-18 10603 Plumas Soapstone Hill 1615 Comment
  RSA121899  Chrysolepis sempervirens E. Nourse 1934-9-5 33 Plumas 2.5 miles north and 3/4 mile west of Dudley. 1921 Comment
  RSA0091947  Chrysolepis sempervirens Bonnie C. Templeton 1968-1 11307 Plumas [No location data on label. Possibly Trinity County.] Comment
  CHSC108094  Chrysothamnus nauseosus subsp. albicaulis Lowell Ahart 2011-9-17 17676 Plumas On the west side of Lumpkin Ridge Road, about 2 miles (air) west of Little Grass Valley Reservoir Dam. 1687 Comment
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Oct 18 2017
  SD8960  Chrysothamnus viscidiflorus R. M. Austin 1879-1 Plumas Mt. Dyer, Big Meadows. Comment
  UC170986  Cicuta douglasii H. M. Hall 1912-8-3 9376 Plumas Sierra Nevada Mountains, Quincy Quincy; Sierra Nevada Mountains, Quincy 1066 Comment
  JEPS102746  Cinna latifolia Lowell Ahart 2001-7-19 8951 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
  RSA52865  Circaea alpina subsp. pacifica R. Weatherby 1950-7-7 1451 Plumas Gansner Creek, Quincy. 1220 Comment
  CAS-BOT-BC289617  Cirsium andersonii John Thomas Howell; Gordon H. True 1973-7-31 50129 Plumas On road from Janesville to Thompson Peak, Diamond Range, Sierra Nevada 1981 Comment
  CDA13368  Cirsium andersonii G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-15 13217 Plumas Sierra Nevada; at inter. of Hwy. 70 & Sloat Rd. approx. 3 m. E of Spring Garden. Comment
  SEINET3375652  Cirsium andersonii C. Lumer, S. Yost 2006-7-27 2447 Plumas Sierra Nevada Mountains. Rte 70 going west from Quincy. 914 Comment
  CHSC102150  Cirsium arvense Lowell Ahart; John Dittes, Josephine Guardino 2009-7-29 16242 Plumas On damp bare soil, below the high water line of Lake Almanor, 1,849 feet northwest of Lake Almanor Dam. 1591 Comment
  CAS-BOT-BC277919  Cirsium canescens T. C. Fuller 1968-7-1 17318 Plumas 100 yds. w. of Hwy 49 to Loyalton, ca. 6 mi. s. of Vinton, 1 mi. n. of the county line in Plumas Co., Sierra Valley, Sierra Nevada 1524 Comment
  SEINET7451111 Image available Cirsium cymosum var. cymosum A. A. Heller, P. B. Kennedy 1907-7-18 8880 Plumas Grade between Beckwith and Red Clover valley Comment
  CDA1203  Cirsium douglasii var. breweri N. A. Overgaard 1959-6-3 s.n. Plumas E shore/ Lake Almanor. Comment
  CAS-BOT-BC285544  Cirsium occidentale var. candidissimum John Thomas Howell 1959-9-24 34915 Plumas Crescent Mills 1066 Comment
  CDA1374  Cirsium occidentale var. candidissimum T. C. Fuller 1957-9-16 304 -57 Plumas Storrie. Comment
  SEINET7143982  Cirsium occidentale var. candidissimum Robert L. Johnson, Mikel R. Stevens 2015-7-11 3955 Plumas Spanish Creek drainage. 0.2 rd mi N on Hugh Spur (fronting rr-track) after jct with Hwy 89. Ca 1.2 air mi S of Indian Falls.; 0 Comment
  SEINET7836838 Image available Cirsium scariosum A. A. Heller, P. B. Kennedy 1907-7-3 8692 Plumas Red Clover Valley Comment
  CDA18940  Cirsium scariosum var. americanum B. Villegas 1999-7-8 990111 Plumas Sierra Nevada; Crystal Point, Frenchman's Lake, 13 mi NE of Chilcoot and Hwy 70. 1706 Comment
  SDSU3800  Cirsium vulgare D. F. Howe 1959-8-2 2781 Plumas Meadow at Quincy. 1067 Comment
  CAS-BOT-BC439036  Cistanthe monosperma Mrs. H. C. Cantelow 1941-5-25 s.n. Plumas Near Buck's Creek power station, Feather River Canyon, on State highway 24. Comment
  CAS-BOT-BC228714  Cistanthe umbellata Anna Head 1920-6-1 s.n. Plumas Lake Center Camp, Feather River Region 1920 Comment
  CAS-BOT-BC228908  Cistanthe umbellata Robert J. Weatherby 1955-6-22 1540 Plumas Spanish Peak 2133 Comment
  CAS-BOT-BC228903  Cistanthe umbellata Robert J. Weatherby 1955-6-22 1533 Plumas Road to Spanish Peak lookout 1828 Comment
  CAS-BOT-BC228912  Cistanthe umbellata Clare B. Hardham 1970-8-9 17704 C Plumas Thompson Peak, ca. 23 miles northeast of Greenville 2346 Comment
  CAS-BOT-BC162587  Clarkia John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-23 54123 Plumas Quincy - Sierra Nevada 1036 Comment
  SEINET10492512  Clarkia mildrediae Robert A. Schlising 1980-6-24 Schlising 3778 Plumas O.3 mile S of Rock Creek Powerhouse, along Hwy 70 in canyon of North Fork, Feather River; T24N, R6E, sec 30; elev. ca 1600 feet; forest of Pinus ponderosa, Pseudotsuga menziesii, Quercus kelloggii, Quercus chrysolepis; on crumbling granite at roadside, with Mimulus bifidus, Linanthus filipes, Gilia capitata, Keckiella breviflora. 490 Comment
  CHSC71147  Clarkia mildrediae subsp. lutescens L. P. Janeway 1993-7-22 4469 Plumas Along Oroville-Quincy hwy 0.9 mi west of Grizzly Creek. South-facing road cutbank. 1621 Comment
  CHSC82617  Clarkia mildrediae subsp. lutescens L. P. Janeway 2001-7-3 7255 Plumas Northern High Sierra Nevada. Along Road 24N28 on nose of ridge between Four Water Creek and Bear Creek. 1567 Comment
  SJSU15258  Clarkia mildrediae subsp. mildrediae S. Woolhouse 2007-6-9 11 Plumas Highway 70 Comment
  SEINET10837680  Clarkia purpurea Melvin L. Conrad, Douglas G. LeDoux; Patricia L. Kenney 1973-6-5 Conrad 7049 Plumas Yellow pine and douglas fir in plumas ntl forest off hwy 70. 1067 Comment
  CAS-BOT-BC163856  Clarkia purpurea subsp. quadrivulnera Gordon True; Walter Knight; Irja Knight; John Thomas Howell 1969-6-24 2645 Plumas Near homestead in Valley Proper 1036 Comment
  CDA15374  Clarkia stellata G. F. Hrusa 1997-6-26 13888 Plumas Sierra Nevada; USFS 23N22D terminus. Comment
  UC1730244  Clarkia stellata L. P. Janeway 1996-6-12 5012 Plumas 0.5 mi NE of Deer Creek, 2.0 mi S of Spanish Creek; N side of logging spur road 0.6 mi E of Road 24N23X 1318 Comment
  RSA73357  Clarkia stellata F. W. Peirson 1926-6-21 6798 Plumas Open flat strip along shore of Lake Almanor. Comment
  SEINET10951609  Clarkia stellata Barbara J. Ertter, Gary Schoolcraft 1989-7-3 Ertter 8638 Plumas Road to Lone Rock & Red Rock on S side of Diamond Mt. ca 10 airmiles S of Susanville, near Morton Creek crossing, dry roadbank in forest; T28N, R11E, elev ca 6000 feet. 1830 Comment
  SEINET4149820  Clarkia stellata A. A. Heller, P. B. Kennedy 1907-7-9 8778 Plumas Prattville Comment
  UC1422889 Image available Clarkia stellata T. Mosquin 1959-7-2 3332 Plumas Humbug Rd 1.2 mi w junction with Humboldt Road (w of Lake Almanor); Humbug Road, W of Lake Almanor, Plumas Co. Comment
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Mar 30 2008
  CHSC72455  Clarkia unguiculata L. P. Janeway 1998-7-1 5694 Plumas Northwest side of North Fork Feather River and Hwy 70; southeast-facing slope above the road across from Injun Jim School. 621 Comment
  CHSC72458  Claytonia cordifolia L. P. Janeway 1998-7-1 5695 Plumas South side of Marion Ravine; along road 26N22 2.6 mi from Road 26N17 and the head of Schneider Ravine. 1463 Comment
  CAS-BOT-BC451737  Claytonia lanceolata G. Schoolcraft 1989-7-3 1943 Plumas Diamond Mtns. between Diamond & Red Rock peaks. Comment
  CHSC107269  Claytonia lanceolata L. P. Janeway; Matt Simenc 2011-7-11 10514 Plumas Northern High Sierra Nevada. Plumas National Forest; un-named ridge between South Fork Feather River and Gibsonville ridge, 2.5 km east of Little Grass Valley Reservoir. Gravelly open area just over the north edge of the ridge. 1810 Comment
  CHSC4926  Claytonia lanceolata M. S. Taylor 1981-4-30 3577 Plumas In plantation, ca. 1/2 mi n of 22N818, ca. 1 mi e of Big Peak and 4 mi w of Little Grass Valley Reservoir. 1706 Comment
  UC1075705  Claytonia lanceolata Robert J. Weatherby 1955-6-22 1537 Plumas meadow just below Spanish Peak 2133 Comment
  UC1567368  Claytonia lanceolata G. Schoolcraft 1989-7-3 1943 Plumas between Diamond Peak and Red Rock Peak; Diamond Mts. 2194 Comment
  UC175826  Claytonia parviflora subsp. parviflora A. A. Heller 1913-6-13 10846 Plumas near Marston Station 1066 Comment
  CAS-BOT-BC439874  Claytonia perfoliata Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1967-5-7 1836 Plumas Butterfly Botanical Area and Vicinity. Butterfly Canyon. 990 Comment
  CAS-BOT-BC443636  Claytonia perfoliata subsp. perfoliata Alice Eastwood 1927-6-11 14479 Plumas United States Forest Reserve. Forest Lodge, Greenville Comment
  CAS-BOT-BC443639  Claytonia perfoliata subsp. perfoliata John Thomas Howell 1978-4-19 s.n. Plumas Dyson Lane, southwest of Vinton, Sierra Valley. Comment
  CAS-BOT-BC443798  Claytonia rubra subsp. rubra A. A. Heller; P. B. Kennedy 1907-7-11 8804 Plumas Prattville Comment
  CDA14716  Claytonia rubra subsp. rubra G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-24 3232 Plumas Mt. Hough-Crystal Lake Road 0.2 mile south of China Grade Road (to Taylorsville). 1737 Comment
  CHSC87869  Claytonia rubra subsp. rubra Lowell Ahart; John Dittes, Josephine Guardino, Robert Schlising 2004-6-14 11058 Plumas About 50 yards north of the north side of a small meadow, about 50 yards north of the dirt road, road goes to Lake Davis, about 1/2 mile west of Lake Davis, about 11 1/2 miles (air) northeast of Slote. 1777 Comment
  JEPS87648  Claytonia rubra subsp. rubra Lowell Ahart 1994-7-7 7465 Plumas about 0.75 air mi s Pilot Peak (n side of Pacific Crest Trail, Plumas and Sierra Counties); Bunker Hill Ridge 2011 Comment
  SDSU9783  Claytonia rubra subsp. rubra R. M. Beauchamp 1965-7-17 Plumas Growing in area beside Feather River 1/2 mile north of Chester, Calif. 1383 Comment
  CHSC82451  Clintonia uniflora Lowell Ahart; John Dittes, Josephine Guardino 2002-7-2 9830 Plumas On the south side of Forest Road 22N94, about 75 yards west of Forest Road 22N94E, on Hartman Bar Ridge, about 1 mile (air) southwest of Franklin Hill, about 4 1/2 miles (air) northwest of Tamarack Flat, about 9 miles (air) northwest of La Porte. 1577 Comment
  UCR80892  Collinsia parviflora G. L. Webster 1992-5-17 7765 Plumas 2 mi SW of Grizzly Valley Dam 1738 Comment
  CHSC87626  Collinsia rattanii Lowell Ahart; John Dittes, Josephine Guardino 2004-5-24 10956 Plumas Along the margins of an old logging road, about 400 yards south of a good dirt forest road, about 1/8 mile north of the railroad, Greenhorn Creek, and Highway 70, about 3/4 mile west of Squirrel Creek, about 7 miles (air) southeast of Quincy. 1251 Comment
  SBBG128276  Collinsia rattanii L. Ahart, J. Dittes, J. Guardino 2009-6-14 15859 Plumas NW of cut bank of Forest Rd 27N01Y, ca. 1.3 mi W of Lake Almanor Dam 1462 Comment
  SJSU11436  Collomia grandiflora R. L. Hassur 1957-7-5 192 Plumas by L Almanor 4 mi E of Clear Cr 1386 Comment
  SEINET10869744  Collomia heterophylla Mary Susan Taylor 1982-5-13 Taylor 4434 Plumas T24N R9E se/ne sec 15. Quincy quad. In Gansner Park, Quincy. 3400 ft. 1036 Comment
  CHSC58194  Collomia linearis Vernon H. Oswald; Lowell Ahart 1992-6-22 5008 Plumas Lassen Volcanic National Park. Willow Lake-Terminal Geyser Trail just W of Hot Springs Creek. 1658 Comment
  CHSC46646  Collomia tinctoria Lowell Ahart 1989-7-2 6347 Plumas On the north-west side of Pilot Peak, about 10 miles north-east of La Porte. 2194 Comment
  RSA755468  Collomia tinctoria L. Ahart, John Dittes, Josephine Guardino 2009-6-14 15852 Plumas Cut bank of Forest Road 27N01Y, about 1.3 air miles W of Lake Almanor Dam. 1463 Comment
  UC1586412  Collomia tinctoria Vernon H. Oswald and Lowell Ahart 1991-6-18 4683 Plumas Forest Road 28N38 3.4 mi nne County Road 201 (Old Haun Road) (ca 4 mi (air) n of Greenville) 1609 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
  JEPS87739  Corallorhiza maculata Lowell Ahart 1994-6-17 7362 Plumas about 1 mi e of Sly Creek Reservoir (e side of a poor logging road about 100 yd s of the locked gate; w side of Sly Creek); Sly Creek 1097 Comment
  JEPS87740  Corallorhiza maculata Lowell Ahart 1994-6-17 7362 Plumas about 1 mi e of Sly Creek Reservoir (e side of a poor logging road about 100 yd s of the locked gate; w side of Sly Creek); Sly Creek 1097 Comment
  RSA232645  Corallorhiza maculata Larry E. DeBuhr, Gary D. Wallace 1972-5-21 589 Plumas Plumas National Forest, Butterfly Valley, 1 mile SW of Keddie, along forest road 25N12 at jct with Blackhawk Creek. Comment
  CAS-BOT-BC237930  Cordylanthus Clare B. Hardham 1986-8-9 30405 Plumas Sierra Nevada Mountains. Meadow Valley - Virgilia Road 1310 Comment
  CDA34136  Cordylanthus tenuis subsp. tenuis L. Ahart, J. Dittes 2009-7-15 16089 Plumas On the northwest side of Forest Service Road 26N671, northeast of Forest Service Road 26N67, about 2.8 miles (air) southeast of Butte Valley Reservoir Dam. Comment
  CHSC35284  Cordylanthus tenuis subsp. tenuis M. S. Taylor 1981-8-20 4229 Plumas At jct rds 26N18, 26N92, and 27N92, ca 1/2 mi e of Long Valley Mine, ca. 4 air mi w of Greenville. 1615 Comment
  CHSC98754  Cordylanthus tenuis subsp. viscidus L. P. Janeway 2007-8-13 9177 Plumas Northern High Sierra Nevada. Frenchman Hill and western end of Red Mountain, near Road 23N69; above the head of Frazier Creek. 1786 Comment
  CAS-BOT-BC209722  Cornus John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-26 54363 Plumas 0.75 miles northeast of Bucks Summit on road to Quincy 1600 Comment
  CAS-BOT-BC209435  Cornus nuttallii David D. Keck 1932-7-3 1650 Plumas Quincy, in the Northern Sierra Nevada 1220 Comment
  CHSC21564  Cornus nuttallii L. M. Mayer; D. E. Brink Jr. 1975-7-3 Plumas Bucks Lake Floristic Survey. Comment
  CAS-BOT-BC210302  Cornus sericea John Thomas Howell 1951-8-20 28205 A Plumas Near Taylorsville 1066 Comment
  CAS-BOT-BC210498  Cornus sericea subsp. occidentalis Alice Eastwood 1927-6-12 14523 Plumas United States Forest Reserve. Forest Lodge, Greenville Comment
  JEPS50177  Cornus sessilis W. L. Jepson 1924-7-22 10608 Plumas Middle Fork Feather R., Rich Pt. 914 Comment
  CDA38543  Cornus sessilis L. P. Janeway 1996-9-4 5082 Plumas Northern High Sierra Nevada; Soda Creek, between Road 25N22 and the creek, 500 m northwest of Hwy 70 and East Branch North Fork Feather River. Comment
  CHSC76137  Corydalis caseana subsp. caseana G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-26 3339 Plumas 0.75 miles east of Bucks summit on Bucks Lake Road. 1600 Comment
  CAS-BOT-BC401871  Corydalis caseana subsp. caseana Marcus E. Jones 1897-7-9 s.n. Plumas On Road from Prattville to Chico, 13 miles down 1524 Comment
  CAS-BOT-BC401877  Corydalis caseana subsp. caseana Beryl O. Schreiber 1938-7-10 2527 Plumas 1/4 mile south of U. C. Forestry Camp near Mdw. Valley 1097 Comment
  CAS-BOT-BC290444  Crepis acuminata F. J. Kirby 1958-7-1 1175 Plumas Near Greenville 1219 Comment
  UC581281  Crepis acuminata G. L. Stebbins Jr. and J. A. Jenkins 1937-7-9 2250 Plumas n Engelmine (sw slopes and ridge crest); Red Rock Comment
  RSA40422  Crepis intermedia P. A. Munz, Lee W. Lenz 1948-8-12 12339 Plumas Forest Lodge, Greenville 1128 Comment
  UC346537  Crepis intermedia E. B. Babcock and M. Navashin 1928-6-23 181 Plumas along hwy about 2 or 3 mi e Meadow Valley (en route to Quincy) Comment
  CAS-BOT-BC291578  Crepis modocensis subsp. modocensis M. S. Taylor 1982-5-17 4466 Plumas N side of 22N55 near its junction with 22N54 and 22N88 ca. 2 mi. se of Portola 1706 Comment
  UC476321  Crepis occidentalis Mrs. L. W. Swift June, 1931 3033 Plumas Last Chance Creek Plumas National Forest (across road from Humphrey's Canyon) Comment
  UC567039  Crepis occidentalis E. Sawyer 1935-6-1 51 Plumas 1 3/4 mi ne Hawks; Sierraville Quadrangle 1524 Comment
  CAS-BOT-BC376510  Crepis pleurocarpa M. S. Taylor 1982-8-5 4931 Plumas Mt Hough summit, ca. 7 mi nne of Quincy 2203 Comment
  CDA13930  Crepis pleurocarpa G. F. Hrusa 1997-5-3 13855 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
  CHSC77043  Crepis pleurocarpa L. P. Janeway 1996-8-13 5067 Plumas Ridge between Kingsbury Ravine and West Branch Salt Creek; above Twain and East Branch North Fork Feather River. Along dirt road and into forest. 1432 Comment
  JEPS95601  Crepis pleurocarpa Lowell Ahart 1994-6-29 7411 Plumas 1/2 mi s Bucks Lake 1828 Comment
  RSA212166  Crepis pleurocarpa L. S. Rose 1969-6-24 69047 Plumas Butterfly Creek and Spanish Creek 854 Comment
  CAS-BOT-BC190065  Crypsis alopecuroides John Thomas Howell 1977-8-11 52716 Plumas Sierra Nevada. Dessicated bottom of Frenchmans Reservoir on east side near Big Cove. 1706 Comment
  JEPS115527  Crypsis alopecuroides Lowell Ahart 2009-9-7 16391 Plumas Below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam 1591 Comment
  UC1100184  Crypsis vaginiflora Malcolm A. Nobs and S. Galen Smith 1949-8-19 1408 Plumas ca 2 mi s Greenville; Indian Valley Comment
  CHSC56849  Cryptantha simulans L. P. Janeway 1991-8-3 4115 Plumas Plumas National Forest. Northeasterly drainage into Freeman Creek, below 'Five Points' and 2 mi west of Smith Peak. Meadow edge. 1981 Comment
  CHSC82563  Cryptantha simulans Lowell Ahart 2002-7-18 9861 Plumas Basalt ridge, about 1/8 mile north 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. 1764 Comment
  SEINET12564967  Cryptantha simulans A. A. Heller, P. B. Kennedy 1907-7-9 8776 Plumas Prattville. Comment
  CDA15377  Cryptantha torreyana G. F. Hrusa 1997-6-26 13894 Plumas Sierra Nevada; approx. 1/4 mi. N from USFS 23N22D terminus. Comment
  CDA32015  Cryptantha torreyana L. Ahart, J. Dittes, J. Guardino 2009-7-29 16223 Plumas Below the high water line of Lake Almanor, 1,849 feet northwest of Lake Almanor Dam. Comment
  POM72223  Cryptantha torreyana Marcus E. Jones 1897-7-3 6866 Plumas Prattville. 1372 Comment
  RSA59756  Cryptantha torreyana E. K. Balls 1950-9-14 15804 Plumas 6 miles northwest of Chester, North Fork Feather River. 1402 Comment
  SEINET12565110  Cryptantha torreyana W. Harnach, N. Harnach 1990-6-19 401 Plumas Sierra Valley. N of Beckwourth, Genessee Road. 1615 Comment
  RSA123898  Cryptantha torreyana E. Sawyer 1935-6-27 177 Plumas 3.7 miles N of Hawks. 1677 Comment
  CHSC23570  Cryptantha watsonii K. Stern 1975-7-23 Plumas W side of Lake Almanor. Comment
  CHSC24964  Cryptogramma acrostichoides L. Mayer; D. Brink 1975-7-1 Plumas Buck's Lake Survey. Comment
  RSA59149  Cryptogramma acrostichoides E. K. Balls 1950-9-1 15610 Plumas East of Long Lake in meadow sloping down to two smaller lakes. 2134 Comment
  CHSC33924  Cupressus bakeri M. S. Taylor 1981-8-13 4175 Plumas N and NE side of w flank of Wheeler Peak ridge, ca. 5 air mi n of Genesee. 1981 Comment
  CHSC21588  Cuscuta californica L. M. Mayer; D. E. Brink Jr. 1975-8-8 Plumas Bucks Lake. Comment
  JEPS104188  Cuscuta occidentalis Lowell Ahart 2003-9-7 10563 Plumas On the e side of the dirt road, ca 50 yd se of the Pacific Crest Trail, on Bunker Hill Ridge, ca 1 mi (air) se of Pilot Peak, ca 9 mi (air) ne of La Porte. 2038 Comment
  JEPS108785  Cuscuta subinclusa Lowell Ahart 2006-11-21 13342 Plumas On the south side of Bucks Lake Road, south of the spring at Bucks Summit, about 3 miles northeast of Bucks Lake 1516 Comment
  UC1564768  Cuscuta suksdorfii V. Oswald and L. Ahart 1989-7-22 3949 Plumas ca 2 air mi nnw Humbug Summit; Lost Lake 1950 Comment
  RSA739641  Cycladenia humilis B. Castro, L. P. Janeway 2005-9-11 1523 Plumas 5 air miles N of Bucks Lake and 3 miles S of Hwy 70 and the Feather River Canyon, 0.4 air miles W of Three Lakes. 1723 Comment
  CHSC104766  Cymopterus terebinthinus var. californicus L. P. Janeway 2010-8-19 10166 Plumas Northern High Sierra Nevada. Plumas National Forest; uppermost (northeastern) end of Lumpkin Ridge, 1.6 air km northwest of the Little Grass Valley Reservoir dam; along Road 22N86Y 1.0 km southwest of Road 22N27 (Lumpkin Road). 1797 Comment
  CDA13353  Cynoglossum occidentale G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-15 13202 Plumas Sierra Nevada; 2.5 m E of Spring Garden on Hwy 70, and 0.5 m. S of Estray Ck. Comment
  CHSC80811  Cynoglossum officinale Lowell Ahart 2001-7-17 8910 Plumas Meadows, on the sides of a poor logging road, east of a small branch of Butt Creek, about 2 1/2 miles (air) north of Humboldt Summit. 1828 Comment
  CAS-BOT-BC114127  Cyperus squarrosus John Thomas Howell 1959-9-25 34987 Plumas Sandy beach of Feather River, Portola. 1478 Comment
  UC1100556  Cyperus squarrosus Malcolm A. Nobs and S. Galen Smith 1949-8-18 1388 Plumas just s. Chester (Last Chances Marshes at n. end of Lake Almanor); Lake Almanor, Last Chances Marshes Comment
  JEPS48999  Cypripedium californicum W. I. Follett 1938-6-4 114 Plumas Rich Gulch 1234 Comment
  JEPS64392  Cypripedium californicum W. I. Follett 1941-6-1 124 Plumas Red Hill Red Hill (s side) 1158 Comment
  CAS-BOT-BC70668  Cystopteris fragilis Walter Knight; Irja Knight; John Thomas Howell; Gordon H. True 1967-5-8 1791 Plumas Mouth of Butterfly Creek 883 Comment
  UC399288  Cystopteris fragilis Mrs. R. M. Austin July, 1879 307 Plumas Mt. Dyer Comment
  JEPS62351  Cystopteris fragilis James W. Daly 1937-5-24 Plumas near Quincy Q Comment
  JEPS103582  Dactylis glomerata Lowell Ahart 2002-7-2 9831 Plumas On the N side of Forest Road 22N94, ca 50 yards W of Forest Road 22N94E, on Hartman Bar Ridge, ca 1 mile (air) SW of Franklin Hill, ca 4 1/2 miles (air) NW of Tamarack Flat, ca 9 miles (air) NW of La Porte. 1583 Comment
  CAS-BOT-BC186625  Danthonia californica Walter Knight; Irja Knight 1966-6-19 1627 Plumas In area north of Pond Reservoir. Butterfly Botanical Area and Vicinity 1097 Comment
  CAS-BOT-BC189658  Danthonia californica John Thomas Howell 1960-7-21 35806 Plumas Lassen Volcanic National Park. Terminal Geyser. 1828 Comment
  SEINET3926831  Danthonia californica var. americana Fred W. Hoffman 1946-6-9 1812 Plumas Lake Almanor.; 0 Comment
  UC718005  Danthonia californica var. americana David D. Keck 1944-7-8 5440 Plumas Lake Almanor; s end, e side of dam 1341 Comment
  UCD61021  Danthonia californica var. americana G. L. Stebbins Jr. 1939-7-6 2895 Plumas 1.7 miles east of Meadow Valley on road to Quincy. 1097 Comment
  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
  UCD32542  Danthonia unispicata Beecher Crampton 1954-5-10 1867 Plumas Plumas County, 1 mile west of Portola, along highway 24. 1472 Comment
  SEINET4566647  Danthonia unispicata A. A. Heller, P. Kennedy 1907-7-3 8705 Plumas Hills above Red Clover valley Comment
  CAS-BOT-BC175854  Delphinium John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-26 54391 Plumas 0.3 miles southwest of Bucks Summit on road to Bucks Lake 1645 Comment
  CAS-BOT-BC8926  Delphinium depauperatum Walter Knight; Irja Knight 1967-5-22 1821 Plumas Dirt road near Pond reservoir 1097 Comment
  RSA0091379  Delphinium depauperatum Bonnie C. Templeton 1968-1 11300 Plumas [No location data on label. Possibly Trinity County.] Comment
  CAS-BOT-BC9851  Delphinium nudicaule Mrs. H. C. Cantelow 1941-5-22 s.n. Plumas Fredonyer Pass, 12 miles west of Susanville, Hwy. 36 Comment
  SEINET5338037  Delphinium nudicaule M. J. Williams 1968-5-28 s.n. Plumas Squirrel Creek. 1219 Comment
  CHSC107445  Delphinium nuttallianum Matt Simenc; N. Habecker, T. Hanson, M. Williams 2011-7-6 16 Plumas Northern High Sierra Nevada. 6.1m East of 22N27 (Lumpkin Ridge Rd) 0.1 miles North of 21N65 and 22N27 junction. Growing in shallow soil on rocky flat basalt ridge top. 1544 Comment
  CHSC52530  Delphinium nuttallianum L. P. Janeway 1990-7-6 3776 Plumas Plumas National Forest. Near Emigrant Creek and about 1/10 mi south of Little Grizzly Creek. 1767 Comment
  CHSC60555  Delphinium nuttallianum L. P. Janeway 1992-5-14 4178 Plumas Plumas National Forest. Dotta Canyon; southwest side of Dotta Neck, 3.4 mi southeast from Beckwourth-Genesee Road. Meadow. 1716 Comment
  CHSC97151  Delphinium nuttallianum Lowell Ahart; John Dittes, Josephine Guardino 2007-6-8 14059 B Plumas East side of an open rocky flat, 60 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis. 1965 Comment
  CHSC118667  Delphinium nuttallianum Wendy L. Boes 2015-5-20 2015016 Plumas Plumas National Forest. Location southwest of Silver Creek, north of Forest Service 24N29X, west of 24N56, near Meadow Valley. UTM 663727 E, 4422262 N, NAD83 Zone 10N. 1160 Comment
  CAS-BOT-BC121743  Delphinium patens subsp. patens John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54264 Plumas About 1.4 mi. southeast of summit of Mt. Hough on road to Quincy 1950 Comment
  SJSU15163  Delphinium polycladon N. Hopkins 1993-5-26 1722 Plumas Dyson Lane, NE corner of Sierra Valley Comment
  UCR227748  Deschampsia cespitosa R. F. Thorne, C. W. Tilforth, Larry E. DeBuhr 1972-9-20 42358 Plumas Northern Sierra Nevada Mtns., Plumas National Forest, pond north of Goose Lake 2058 Comment
  CHSC116384  Deschampsia cespitosa Sara M. Taylor; Scott Batiuk, Kendra Sikes 2012-7-16 41 Plumas Plumas National Forest. Muck Fen. Take Mill Creek Rd to the Mud Lake Rd. intersection. On foot, cross to the north side of the river and head WNW. UTM zone 10, 4423080 N, 652386 E. 1890 Comment
  UCD61397  Deschampsia danthonioides A. A. Beetle 1941-6-28 2767 Plumas West side of Lake Almanor. 1828 Comment
  CHSC76155  Deschampsia elongata G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-24 3222 Plumas Rhinehart Meadow, Mt. Hough-Crystal Lake Road 1.0 mile south of China Grade Road (to Taylorsville). 1676 Comment
  CHSC80907  Deschampsia elongata Lowell Ahart 2001-7-19 8952 Plumas On a sand bar, on the east side of Hopkins Creek, about 100 yards northwest of the East Branch of Hopkins Creek, about 1/2 mile (air) south of Turkey Town, about 2 1/2 miles (air) southeast of Pilot Peak. 1828 Comment
  UCD63443  Deschampsia elongata A. A. Heller 1915-7-7 12068 Plumas Near the summit of Soapstone ridge in the Sierra Nevada, 12 miles west of Bucks. 1676 Comment
  JEPS16225  Dicentra formosa Helen-Mar Wheeler 1944-8-24 647 Plumas near Cascade Creek (sw Plumas County) Comment
  SEINET12091402  Dicentra formosa W. Knight, Knight, I. 1983-1 4898 Plumas On road between Chester and Drakesbad Comment
  CHSC63259  Dicentra pauciflora Lowell Ahart 1994-6-12 7318 Plumas Near Cedar Flat, on the west side of Faggs Mine Road, southwest of a small branch of Willow Creek, about 1 1/4 miles (air) south of Bucks Lake. 1706 Comment
  CAS-BOT-BC246542  Dichanthelium acuminatum subsp. fasciculatum Beecher Crampton 1964-8-25 7164 a Plumas Lassen National Park, Drakesbad, 1/8 mile south of guest houses, slope above Hot Springs Creek, edge of warm water from hot springs 1676 Comment
  RSA508625  Dichelostemma capitatum subsp. capitatum Mrs. R. M. Austin s.n. Plumas [no locality information provided] Comment
  UC1586059  Dichelostemma congestum Barbara Ertter 1989-7-4 8692 Plumas Coyote Flat w of Lake Almanor (4.2 mi w of Hwy. 89 jct. with Hwy. 36); Coyote Flat 1524 Comment
  RSA32770  Dichelostemma multiflorum A. A. Heller 1938-6-14 15159 Plumas Near Gray s Flat along the Feather River Highway. 869 Comment
  SD6385  Dichelostemma multiflorum Mrs. Rae Austin 1879-1 Plumas Big Meadows. Comment
  CAS-BOT-BC292275  Dieteria canescens Clare B. Hardham 1975-8-2 20488 Plumas Black Mt. 2133 Comment
  CHSC97261  Dieteria canescens var. shastensis Lowell Ahart; John Dittes 2007-8-9 14446 Plumas On the north side of the poor dirt road, about 400 yards southwest of Mount Ingalls, about 6 miles (air) northwest of the north end of Lake Davis. 2551 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
  CHSC10831  Diplacus mephiticus Lowell Ahart 1970-7-1 Plumas 10 miles west of La Porte. 1828 Comment
  CHSC112113  Diplacus mephiticus L. P. Janeway 2014-7-30 11566 Plumas Northern High Sierra Nevada. Plumas National Forest; 2.3 air-mi northe of the Little Grass Valley Reservoir dam; near top of ridge above Road 22N27 0.6 km north of the major junction with the 94 road. 1765 Comment
  CHSC42036  Diplacus mephiticus Lowell Ahart 1986-7-25 5379 a Plumas Along the edge of a side road, north of Cleghorn Bar Road, about 1 and 3/4 miles north-west of Finger Board, about 4 1/4 miles north-west of Pilot Peak. 1828 Comment
  CHSC66772  Diplacus mephiticus Vernon H. Oswald; Lowell Ahart 1996-8-14 8161 Plumas Road paralleling Spanish Creek near Greens Flat ca. 2 mi (air) NW of Meadow Valley (on the Oroville-Quincy Hwy.). Northern High Sierra Nevada. 1127 Comment
  SJSU14464  Diplacus mephiticus N. A. Hopkins 1990-7-1 1623 Plumas 17.2 mi N of Beckwourth on Beckwourth-Genesee Rd 1706 Comment
  CAS-BOT-BC151685  Diplacus torreyi Milo S. Baker 1926-8-30 323 b-26 Plumas Lee's Camp Comment
  CAS-BOT-BC151699  Diplacus torreyi Mary Strong Clemens 1920-6-18 s.n. Plumas Lake Almanor Comment
  UCD64585  Distichlis spicata R. Tofsrud 1947-7-1 216 Plumas Near Vinton. Comment
  CAS-BOT-BC136104  Dodecatheon alpinum Margaret Williams 1966-7-11 s.n. Plumas Luther Ridge above Johnsville 2270 Comment
  SEINET8552997  Dodecatheon alpinum M. J. Williams 1966-7-11 s.n. Plumas Near Luther ridge, above Johnsville. 2286 Comment
  CHSC20831  Downingia bacigalupii K. R. Stern 1975-7-23 5820 Plumas NW shore of Lake Almanor. 1371 Comment
  RSA641458  Downingia bacigalupii Michael A. Vincent 1999-7-7 8539 Plumas Plumas National Forest; Beckwourth Ranger District. Along Rt. A23, just S of Rt. 70, SW of Beckwourth. Comment
  CAS-BOT-BC41392  Draba verna Walter Knight; Irja Knight; John Thomas Howell; Gordon H. True 1967-5-8 1788 Plumas Butterly Botanical Area and Vicinity. Mouth of Butterfly Creek. 883 Comment
  CHSC37029  Draba verna var. verna M. S. Taylor 1982-5-7 4415 Plumas Ramelli Ranch, near Feather River s side, ca. 1/4 mi e of Calpine Rd (109), ca. 1/2 mi sw of Beckwourth. 1487 Comment
  JEPS84396  Drosera X obovata V. Oswald and W. Dempsey 1989-8-24 3968 Plumas ca 13 air mi s Chester; Humbug Valley, Big Springs 1316 Comment
  UC1191516  Drosera rotundifolia Malcolm A. Nobs and S. Galen Smith 1949-8-19 1446 Plumas Butterfly Valley Comment
  CAS-BOT-BC401588  Drosera rotundifolia Anna Head 1923-7-1 s.n. Plumas Meadow Valley Comment
  HSC93420  Drosera rotundifolia Vernon H. Oswald, L. Ahart 1996-7-15 8050 Plumas Last Chance Marsh at the N end of Lake Almanor, just S of Last Chance Campground on FS 28N11 1372 Comment
  RSA0011665  Drosera rotundifolia R. F. Thorne 1974-7-30 45012 Plumas Plumas National Forest: Butterfly Valley Botanical Area. 1159 Comment
  RSA0055038  Drosera rotundifolia Anonymous s.n. Plumas [Unspecified] Comment
  CAS-BOT-BC535003  Drymocallis glandulosa var. reflexa A. A. Heller 1913-6-13 10853 Plumas Near Qunicy 1066 Comment
  OBI2928  Drymocallis lactea var. austiniae Lewis S. Rose 1968-6-11 68098 Plumas Confluence of Butterfly crk and Spanish Crk, near Keddie 975 Comment
  CAS-BOT-BC159307  Drymocallis lactea var. lactea L. P. Janeway 1989-4-22 3366 Plumas Slopes between Crocker Mtn and Crocker Mdw, along rd 24N49Y - Bechwourth Ranger District, Plumas National Forest 1804 Comment
  UCSB63771  Dulichium arundinaceum Janeway, L. 1998-9-10 Plumas Along the northwest shore of Snake Lake; about 5 mi. northwest of Quincy; T24N, R9E, NE1/4 of NE1/4 of sec. 6, Meadow Valley Quad. 1205 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
  JEPS119950  Dysphania botrys Lowell Ahart 2012-9-5 18447 Plumas Road edge, where the County Road crosses the South Fork of the Feather River, about 1 mile (air) southwest of Pilot Peak, about 8 1/24 miles (air) northwest of La Porte. Comment
  CHSC81110  Dysphania pumilio Lowell Ahart 2001-8-29 9260 Plumas On the bottom of Little Last Chance Creek, on the strand of Frenchman Lake. 1700 Comment
  CDA1989  Echinochloa muricata var. microstachya G. D. Barbe, T. C. Fuller 1972-9-13 983 Plumas South of Spanish Creek, 0.2 miles N of county courthouse on State Hwy 70, Quincy. 0 Comment
  JEPS102605  Elatine rubella Lowell Ahart 2001-10-8 9311 Plumas On the sides of Boulder Creek, below the high water line of Antelope Lake, about 24 miles (air) NE of Quincy.. 1522 Comment
  SD131007  Eleocharis Walter Knight, Irja Knight, John Thomas Howell 1966-7-28 1524 Plumas In profusion at north end of Pond Reservoir. 1096 Comment
  CAS-BOT-BC113706  Eleocharis acicularis Lowell Ahart 1985-9-26 5185 Plumas Below the high water line of Little Grass Valley Reservoir, 1584 Comment
  CAS-BOT-BC113709  Eleocharis acicularis Walter Knight; Irja Knight; John Thomas Howell 1966-8-27 1415 Plumas Vernal area SW of Pond Reservoir, Butterfly Botanical Area. 1097 Comment
  CAS-BOT-BC113433  Eleocharis bella A. A. Heller; P. B. Kennedy 1907-7-3 8693 Plumas Red Clover Valley Comment
  CHSC113864  Eleocharis bella Lowell Ahart 2014-9-9 19855 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
  JEPS103552  Eleocharis bella Lowell Ahart 2002-7-2 9815 Plumas 9 air mi NW of La Porte (water holding pond 150 yds N of Forest Road 22N94, Hartman Bar Ridge, 1 air mile SW of Franklin Hill, 4 1/2 mi NW of Tamarack Flat) 1597 Comment
  JEPS102764  Eleocharis engelmannii Lowell Ahart 2001-8-28 9197 Plumas Strand of Lake Almanor, west of the intersection of the dirt road to Last Chance Marsh and the poor dirt road that goes south along Lake Almanor to the causeway of Highway 36, about 3/4 mile NE of Chester. 1371 Comment
  CAS-BOT-BC113380  Eleocharis engelmannii Robert J. Weatherby 1950-7-28 1490 Plumas North edge of Taylorsville 1066 Comment
  CAS-BOT-BC113381  Eleocharis engelmannii Robert J. Weatherby 1950-7-28 1490 Plumas North edge of Taylorsville 1066 Comment
  UC1028646  Eleocharis engelmannii Robert J. Weatherby 1950-7-28 1490 Plumas N edge of Taylorsville 1066 Comment
  OBI22609  Eleocharis engelmannii var. detonsa Lewis S. Rose 1966-7-27 66069 Plumas Butterfly Valley. 3 mi W of Keddie 1067 Comment
  CAS-BOT-BC113387  Eleocharis engelmannii var. detonsa Lewis Samuel Rose 1966-7-27 66069 Plumas Butterfly Valley, 3 mi W of Keddie, boggy meadows. 1066 Comment
  CHSC45176  Eleocharis macrostachya Lowell Ahart 1980-10-6 2680 Plumas On the floor of a hydraulic mine, about 1 mile south of La Porte. 1463 Comment
  JEPS98450  Eleocharis macrostachya Lowell Ahart 2000-5-21 8382 Plumas 5 air miles NW of Quincy (30 ft N of the pond, Butterfly Valley) 1005 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
  CHSC78473  Eleocharis quinqueflora L. P. Janeway 2000-7-16 6902 Plumas Northern High Sierra Nevada. Large meadow at Greens Flat; at head of Catrell Creek; about 3.7 km northwest of Middle Fork Feather River. 1722 Comment
  CHSC78475  Eleocharis suksdorfiana Jim Battagin 2000-6-17 Plumas Butterfly Valley Botanical Area. Between Pond Reservoir and Sweetwater Meadow. 1164 Comment
  UCD61418  Elymus elymoides G. L. Stebbins Jr. 1939-7-9 2934 Plumas Meadow view ranger station. Along rivulet. 1889 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
  CHSC97296  Elymus elymoides subsp. californicus Lowell Ahart; John Dittes 2007-8-9 14450 Plumas About 100 yards east of the poor dirt road, about 1/2 mile south of Mount Ingalls, about 5 1/2 miles (air) northwest of the north end of Lake Davis. 2493 Comment
  JEPS113818  Elymus elymoides subsp. californicus Lowell Ahart, John Dittes 2007-8-9 14450 Plumas About 100 yards east of the poor dirt road, about 1/2 mile south of Mount Ingalls, about 5 1/2 miles (air) northwest of the north end of Lake Davis 2493 Comment
  UC1131684  Elymus glaucus C. G. Albertus 1935-7-20 213 Plumas 1 1/2 mi sw Lava Peak; Plumas National Forest, Downieville Quadrangle Comment
  CAS-BOT-BC206509  Elymus glaucus subsp. glaucus John Thomas Howell 1977-6-20 52414 Plumas On the peninsula of Lake Almanor - Sierra Nevada 1371 Comment
  CAS-BOT-BC206520  Elymus glaucus subsp. glaucus John Thomas Howell 1961-6-21 36674 Plumas Greenville - Sierra Nevada 1097 Comment
  CAS-BOT-BC206521  Elymus glaucus subsp. glaucus John Thomas Howell 1967-6-23 42667 A Plumas Canyon of Butterfly Creek just above its mouth, Plumas Canyon - Sierra Nevada 1036 Comment
  CAS-BOT-BC206506  Elymus glaucus subsp. glaucus John Thomas Howell 1960-7-18 35598 Plumas Drakesbad, meadow near bath house - Lassen Volcanic National Park 1828 Comment
  JEPS127333  Elymus multisetus Lowell Ahart 2016-7-9 21094 Plumas Top and on the north side Table Mountain, about 2 miles (air) northwest of of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir Dam. Comment
  CAS-BOT-BC213819  Elymus repens John Thomas Howell 1975-7-22 51347 Plumas Quincy Junction Road near Quincy - Sierra Nevada 1036 Comment
  UC1024662  Elymus trachycaulus Leo Whitney 1934-8-6 2187 Plumas ca 9 mi nw Portola (nw end of valley); Plumas National Forest, Big Grizzly Valley, Freeman Creek 1828 Comment
  UC717963  Elymus trachycaulus David D. Keck 1944-7-8 5419 Plumas Feather River Inn Sierra Nevada, Middle Fork Feather River, Mohawk Valley 1356 Comment
  JEPS113661  Elymus trachycaulus subsp. subsecundus Lowell Ahart, Josephine Guardino 2007-7-20 14320 Plumas South of a small drainage, northeast edge of a large meadow, south of Lighting Tree Campground, west of the paved road, east side of Lake Davis 1789 Comment
  CAS-BOT-BC204402  Elymus trachycaulus subsp. trachycaulus W. Harnach; N. Harnach 1991-6-29 594 Plumas Sierra Valley. 4 miles north of Loyalton, CA on Co. rd. A-24 (6 mile rd.) 1490 Comment
  JEPS127618  Elymus trachycaulus subsp. trachycaulus B. Castro with Brian Humphrey 2015-7-10 2098 Plumas W side of lower Thompson Valley ca 1.2 mi N of the mouth of McReynolds Creek at Red Clover Creek. W side of Thompson Creek, ca 400 feet below edge of Ponderosa-Jeffrey pine forest. Comment
  CAS-BOT-BC171713  Epilobium canum subsp. latifolium Mrs. E. C. Sutliffe 1919-9-1 s.n. Plumas Gold Lake Region Comment
  CAS-BOT-BC171718  Epilobium canum subsp. latifolium Mrs. A. L. Combs 1906-1-1 s.n. Plumas Prattville Comment
  CHSC107918  Epilobium canum subsp. latifolium L. P. Janeway 2011-9-11 10723 Plumas Northern High Sierra Nevada. Between Road 22N57 (the road around Little Grass Valley Reservoir) and Black Rock Creek just before it empties into the Reservoir. On and next to blocky talus slope along the sides of south-facing basalt outcrop. 1570 Comment
  RSA0118635  Epilobium canum subsp. latifolium Lowell A. Ahart 2014-8-24 19755 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
  UC1012958  Epilobium canum subsp. latifolium A. R. Kruckeberg 1951-9-2 2898 Plumas below summit of Lakes Basin Road (in wash) Comment
  SD7371  Epilobium ciliatum subsp. ciliatum R. M. Austin 1882-7-25 Plumas Big Meadows Comment
  CHSC21685  Epilobium ciliatum subsp. glandulosum D. Brink; L. Mayer 1975-7-25 Plumas Buck's Lake. Comment
  SEINET10453011  Epilobium exaltatum Mary Susan Taylor 1982-9-7 Taylor 5100 Plumas T23N R14E s/ne sec 28. Portola quad. Ramelli Ranch, s side of Feather River, ca. 2 mi w of Beckwourth. 4880 ft. Dry sandy soil; open Riparian. 1487 Comment
  CDA13563  Epilobium glaberrimum subsp. fastigiatum G. F. Hrusa, T. D. Wilfred 1996-7-22 13391 Plumas Sierra Nevada; Plumas Natl. Forest. Little Long Valley Creek. Approx. 1/2 m. N. of Hwy 70 about 15 m. E of Quincy. Comment
  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
  POM46380A  Epilobium glaberrimum subsp. glaberrimum Marcus E. Jones 1897-7-5 s.n. Plumas Prattville. 1372 Comment
  JEPS87189  Epilobium luteum Vernon H. Oswald, Lowell Ahart, Loren Gehrung, Linnea Hanson, and Tyleasi Martin 1992-8-20 5172 Plumas Forest Rd 23N10 between junction of 22N19 and Hopkins Creek (ca 2.25 air mi ese of Pilot Pk., ca 9 air mi ne of La Porte) 1706 Comment
  UC1552726  Epilobium minutum Frederica Bowcutt 1985-6-6 554 Plumas along Beckwourth Genessee Rd 1 mi from Drum Bridge (about 15 air mi ne of Quincy); Plumas National Forest Comment
  CAS-BOT-BC58025  Equisetum John Thomas Howell 1967-6-22 42648 Plumas Sierra Nevada, Rock Creek Power House, Canyon of the Feather River North Fork. 548 Comment
  CAS-BOT-BC56997  Equisetum arvense John Thomas Howell 1961-6-21 36631 Plumas Greenville 1097 Comment
  CHSC6  Equisetum arvense R. Morford 1931-5-16 Plumas Humbug Valley swamp. 1310 Comment
  CAS-BOT-BC57003  Equisetum arvense John Thomas Howell; Gordon H. True 1967-7-9 43257 Plumas North Fork of Feather River 4.3 miles southwest of Caribou 792 Comment
  CHSC33932  Equisetum hyemale subsp. affine M. S. Taylor 1981-7-21 4089 Plumas Ca. 0.5 mi n of jct 401 and 25N42, ca. 3 mi n of Spring Garden. 1371 Comment
  CHSC34294  Equisetum hyemale subsp. affine M. S. Taylor 1981-8-19 4224 Plumas 0.1 mi w of Peoria Creek, ca. 2.5 mi w of Sloat. 1341 Comment
  CHSC108037  Equisetum laevigatum L. P. Janeway; B. Castro 2011-10-2 10760 Plumas Northern High Sierra Nevada. North side of Little Grass Valley Reservoir about 5.8 air km north of La Porte; southeast edge of a knoll that trends southward to the lake; about 5-10 m above high water line. Only seen at one shaded area at the bottom edge of the soggy meadow. 1542 Comment
  CAS-BOT-BC204598  Eragrostis mexicana subsp. virescens John Thomas Howell 1955-7-19 30734 Plumas Portola 1478 Comment
  HSC92439  Eragrostis pectinacea var. pectinacea L. Ahart 1981-9-6 3107 Plumas Along Indian Creek. About 1/2 mi. SW of the intersection with Hwy. 89 and Arlington Rd., about 11/2 mi. SW of Crescent Mills. 1067 Comment
  CAS-BOT-BC174154  Eremogone aculeata John Thomas Howell 1951-6-28 27689 Plumas Eureka Peak 2133 Comment
  CHSC105593  Eremogone aculeata L. P. Janeway 2010-7-13 10102 Plumas Northern High Sierra Nevada. Plumas National Forest; west edge of top of Goat Mountain, 0.7 km southeast of the southeast side of Little Grass Valley Reservoir. 1721 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
  UC942949  Eremogone aculeata Lewis S. Rose 1951-6-28 51052 Plumas above Eureka Lake (n of Johnsville) 2133 Comment
  CHSC112189  Eremogone cliftonii Dean Wm. Taylor; Cade Mohler, et al 2014-6-25 21490 Plumas Sierra Nevada. 1 mile west of the Big Hill (vicinity Kimshew Point), logging spur road 0.5 miles east of Concow Road (County Road 525). 1447 Comment
  CHSC21716  Eremogone cliftonii F. T. Griggs; A. Pass 1975-7-8 120 Plumas Buck's Lake Forest Service Survey. Comment
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Jul 8 2014
  UCSB63565  Eremogone congesta Jokerst, James 1985-6-10 Plumas Indian Creek Small Hydro Survey; adjacent to Indian Creek; 400 m. S of Hwy. 70; ca. 2 mi. SW of Cresent: T26N R9E SW1/4 SW1/4 Sect. 25 Comment
  CAS-BOT-BC174216  Eremogone congesta var. congesta Alice Eastwood 1927-6-17 14679 Plumas United States Forest Reserve. On road from Long Valley to Greenville Comment
  CAS-BOT-BC174268  Eremogone congesta var. subcongesta G. L. Stebbins, Jr.; J. A. Jenkins 1937-7-9 2244 Plumas Southwest slopes and ridges crest Red Rock, north of Engelmine [Engel Mine] 2180 Comment
  CAS-BOT-BC174302  Eremogone congesta var. suffrutescens Lewis S. Rose 1967-7-12 67172 Plumas 1 mi. s. of Keddie, Butterfly Creek & Spanish Creek 883 Comment
  CAS-BOT-BC174366  Eremogone kingii var. glabrescens Lowell Ahart 1983-8-17 4321 Plumas Near Onion Valley, near the Quincy La Porte Road, west of Pilot Pk., north-east of La Porte 2000 Comment
  JEPS31327  Ericameria greenei W. L. Jepson 1939-8-12 19385 Plumas sw edge, Lassen County Honey Lake; Diamont Mts., Black Mountain 1981 Comment
  CAS-BOT-BC298120  Ericameria nauseosa var. oreophila Lewis S. Rose 1934-7-23 34426 Plumas 2 miles E of Portola Comment
  HSC93436  Ericameria nauseosa var. oreophila Vernon H. Oswald, L. Ahart 1996-8-14 8157 Plumas Road paralleling Spanish Creek near Greens Flat ca. 2 mi. (air) NW of Meadow Valley ( on the Oroville-Quincy Hwy.) 1128 Comment
  CAS-BOT-BC294284  Ericameria nauseosa var. speciosa E. K. Balls 1950-9-2 15662 Plumas Mt. Ingalls, s. slope below turn off to Nye Meadow, n. of Grizzly Valley 2133 Comment
  CAS-BOT-BC299442  Ericameria nauseosa var. speciosa John Thomas Howell 1961-9-23 36877 Plumas Cooka Creek Road near Englemine, Sierra Nevada Comment
  JEPS118403  Ericameria nauseosa var. speciosa Lowell Ahart 2011-9-17 17676 -A Plumas On the west side of Lumpkin Ridge Road, about 2 miles (air) west of Little Grass Valley Reservoir Dam 1687 Comment
  JEPS29498  Ericameria nauseosa var. speciosa John Thomas Howell 1960-8-20 36283 Plumas near Drakesbad (Kelly Camp, near Lassen Volcanic National Park); Lassen Volcanic National Park 1615 Comment
  JEPS94444  Ericameria nauseosa var. speciosa Lowell Ahart 1997-8-19 7872 Plumas about 14 air mi ne of Feather Falls (on e side of Lumpkin Ridge Road, about 7 1/2 mi e of Camp 18); Lumpkin Ridge Road 1402 Comment
  SBBG126090  Ericameria nauseosa var. speciosa L. Ahart 2011-9-17 17676 -A Plumas W side of Lumpkin Ridge Rd, ca. 2 mi (air) W of Little Grass Valley Reservoir Dam 1687 Comment
  SBBG128586  Ericameria nauseosa var. speciosa L. Ahart 2008-9-10 15360 Plumas both sides of the Quincy La Porte Rd, NW of E Branch Crk, ca. 1 3/4 mi (air) S of Little Grass Valley Reservoir, ca. one mi NE of La Porte 1593 Comment
  SBBG50454  Ericameria nauseosa var. speciosa J. T. Howell 1974-9-20 50902 Plumas near Spring Garden 1158 Comment
  UC1119756  Ericameria nauseosa var. speciosa C. G. Albertus 1935-8-29 278 Plumas 2 mi e of Grizzly Peak; Plumas National Forest, Sierraville Quadrangle 1767 Comment
  UC216608  Ericameria nauseosa var. speciosa R. M. Austin 1880-8-1 Plumas Big Meadows Comment
  SEINET8079194 Image available Ericameria nauseosa var. speciosa J. T. Howell 1961-9-23 s.n. Plumas Cooks Creek road near Englemine 1082 Comment
  JEPS96047  Ericameria parryi var. latior Vernon H. Oswald and Lowell Ahart 1996-7-15 8284 Plumas Forest road 29N11 Last Chance Campground (on e side of marsh, n end of lake); High Cascade Range, Lake Almanor, Last Chance Marsh 1371 Comment
  SD50708  Ericameria parryi var. latior Darley F. Howe 1959-8-3 2782 Plumas 42 miles north of Quincy on Highway 89. 1370 Comment
  UC203269  Ericameria parryi var. nevadensis I. M. Johnston 1919-9-2 2180 Plumas Portola Comment
  JEPS108584  Erigeron aphanactis var. aphanactis L. P. Janeway 2005-7-31 8506 Plumas Northern High Sierra Nevada. Southern end of Diamond Mountains 0.1 km east of Road 23N67; about 5.8 km south-southwest of Adams Peak 1875 Comment
  CHSC52762  Erigeron bloomeri var. bloomeri L. P. Janeway 1989-7-7 3468 Plumas Plumas National Forest. Northeast side of Red Clover Valley; along road 24N23 0.5 mi SE of road 26N70 (the road to Laufman); vicinity of Lava Spring. 1691 Comment
  CHSC52764  Erigeron bloomeri var. bloomeri L. P. Janeway 1990-7-4 3762 Plumas Outcrop overlooking SW corner of Frenchman Lake, 0.2 mi W of the dam. 1722 Comment
  CHSC95065  Erigeron bloomeri var. bloomeri L. P. Janeway; B. Castro 2006-6-14 8692 Plumas Northern High Sierra Nevada. Lower-most part of Thompson Valley, about 435 m northwest of its mouth at McReynolds Creek, 1.4 km north of Red Clover Creek. About 70 m northeast of the creek. 1664 Comment
  CAS-BOT-BC294473  Erigeron bloomeri var. bloomeri W. Harnach; N. Harnach 1989-5-27 116 Plumas Sierra Valley. Collection site at the gate to the old Pat Nobel barn and homesite 1496 Comment
  CHSC72298  Erigeron compositus L. P. Janeway; Glenn Clifton 1998-7-9 5736 Plumas Thompson Peak, just east of the fire lookout tower and near the top. 2331 Comment
  CAS-BOT-BC297148  Erigeron concinnus var. concinnus John Thomas Howell 1951-8-19 28176 Plumas Near Paxton, Sierra Nevada 914 Comment
  CHSC65486  Erigeron divergens L. P. Janeway 1995-9-19 4933 Plumas 1.3 mi southeast of the southern tip of Crocker Mountain and 0.3 mi northwest of Crocker Meadow. 1673 Comment
  HSC5544  Erigeron divergens L. S. Rose 1966-7-28 66071 Plumas Quincy 1067 Comment
  CAS-BOT-BC296014  Erigeron divergens W. Harnach; N. Harnach 1990-6-19 398 Plumas Genessee Road, Sierra Valley 1584 Comment
  UCD131859  Erigeron divergens Frederica Bowcutt 1985-6-5 532 Plumas About 15 air miles NE of Quincy on the SW side of Red Clover Creek and Beckwourth Genesee Road in Plumas National Forest. Comment
  CAS-BOT-BC300365  Erigeron eatonii var. nevadincola W. Harnach; N. Harnach 1990-6-27 415 Plumas Sierra Valley. Ramelli Ranch (USFS), so of R/R 1499 Comment
  CAS-BOT-BC295216  Erigeron inornatus L. P. Janeway 1984-7-22 927 Plumas Along Oroville-Quincy Road at Bucks Summit 1716 Comment
  CAS-BOT-BC295225  Erigeron inornatus John Thomas Howell 1975-7-22 51375 Plumas 2 miles northwest of Spring Garden 1173 Comment
  CAS-BOT-BC295219  Erigeron inornatus Thomas H. Harris 1969-7-7 s.n. Plumas West side of Lake Almanor 1371 Comment
  CDA14015  Erigeron inornatus var. calidipetris G. F. Hrusa, B. Smith, T. D. Wilfred 1996-8-11 13502 Plumas Sierra Nevada; S side of USFS 23N12, approx. 1 mile W of Bull Run Creek crossing. Comment
  CHSC52725  Erigeron inornatus var. inornatus L. P. Janeway 1990-8-24 3833 Plumas Plumas National Forest. Slope above Crystal Cr ca 1 1/2 mi W of Red Clover Cr. Along edge of dirt road. 1889 Comment
  JEPS107632  Erigeron inornatus var. inornatus Lowell Ahart, Josephine Guardino 2005-8-9 12287 Plumas North of Fant Creek, about 50 yards north of the cabin (destroyed) and corral, north of Forest Road 27N09, about 6 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake 1597 Comment
  SJSU6634  Erigeron inornatus var. inornatus J. W. Tilden 1958-6-29 1299 Plumas southwest shore of Lake Almanor 1828 Comment
  RSA59484  Erigeron inornatus var. inornatus E. K. Balls 1950-9-15 15865 Plumas S tip Lake Almanor, near P G E dam, Hwy 89. 1372 Comment
  CHSC102707  Erigeron lassenianus var. deficiens Lowell Ahart; John Dittes, Josephine Guardino 2009-7-22 16160 Plumas On the west side of Forest Service Road 27N92K, east side of Long Valley, about 3.5 miles (air) west-southwest of Greenville, about 5.2 miles (air) southeast of Lake Almanor Dam. 1606 Comment
  CHSC118720  Erigeron lassenianus var. deficiens Wendy L. Boes 2015-5-28 2015021 Plumas Plumas National Forest. Location to east of Fales Basin, west of hairpin curve on Forest Service road 25N59. UTM 658936 E, 4437694 N, NAD83 Zone 10N. 1550 Comment
  JEPS115221  Erigeron lassenianus var. lassenianus Lowell Ahart, John Dittes, Josephine Guardino 2009-7-22 16129 Plumas On the west side of Forest Service Road 27N92K, east side of Long Valley, about 3.5 miles (air) west-southwest of Greenville, about 5.2 miles (air) southeast of Lake Almanor Dam 1606 Comment
  CAS-BOT-BC295502  Erigeron lassenianus var. lassenianus L. P. Janeway 1991-6-18 4049 Plumas Plumas National Forest, Beckwourth Ranger District. 3 1/2 mi southwest of Portola, ca 400 ft west of Middle Fork Feather River, south side of Hwy 70 1463 Comment
  CAS-BOT-BC295793  Erigeron petrophilus var. sierrensis John Thomas Howell 1951-6-27 27625 Plumas Jamison Creek 1828 Comment
  CHSC110374  Erigeron petrophilus var. sierrensis Lowell Ahart 2012-9-5 18442 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
  HSC100780  Erigeron petrophilus var. sierrensis L. P. Janeway, B. Castro 2009-8-29 9949 Plumas E end of Red Mountain, 0.6 km S of the Buckhorn survey monument; at junction of Rd. 23N69 and Rd. 23N36Y. 573 Comment
  UC1075734  Erigeron petrophilus var. sierrensis Robert J. Weatherby 1955-7-21 1650 Plumas head No Ear Bar Trail; Middle Fork Feather River, Rocky Point 1524 Comment
  UC1609297  Erigeron petrophilus var. sierrensis Lowell Ahart 1993-9-10 7225 Plumas about 1 air mi sw Pilot Peak (near w side of river); South Fork of Feather River 2072 Comment
  CDA4942  Erigeron philadelphicus T. C. Fuller 1963-7-17 10926 Plumas South side of Highway 40 Alt. to Portola, ca. 6 miles east of Quincy. 0 Comment
  UC1776703  Erigeron pumilus var. intermedius G. Schoolcraft 2238 Plumas 1554 Comment
  CAS-BOT-BC216232  Eriodictyon californicum Mary Strong Clemens 1920-6-23 s.n. Plumas Quincy Comment
  SEINET10537782  Eriogonum Mary Susan Taylor, M. Foster 1981-6-10 Taylor 3883 Plumas T24N R14E nw sec 7, Crocker Mt quad. In Red Clover Valley, Overland Inc. Ranches, ca. 3/4 mi N of Genesee- Beckwourth Rd, ca. 11 air mi NW of Beckwourth; elevation ca. 5500 ft.; Sagebrush Scrub on dry sandy soil. 1676 Comment
  CAS-BOT-BC256169  Eriogonum douglasii var. meridionale A. A. Heller; P. B. Kennedy 1907-7-4 8717 Plumas Ridge east of Red Clover Valley Comment
  UC1980603 Image available Eriogonum douglasii var. meridionale James L. Reveal 2002-6-25 8361 Plumas Squaw Valley at the road junction of Forest Service roads 28N01 and 28N70 on flat W of highway, 11.9 air miles NNW of Beckwourth. Comment
  CAS-BOT-BC256166  Eriogonum douglasii var. meridionale Elizabeth McClintock; Wayne Roderick 1968-5-19 s.n. Plumas East of Beckwourth 1524 Comment
  NY571233  Eriogonum elatum S. L. Welsh 2001-6-13 28136 Plumas West end of Dixie Valley, north of Beckwourth 1711.5 Comment
  CAS-BOT-BC246534  Eriogonum elatum var. elatum Lewis S. Rose 1955-7-19 55141 Plumas Beckwourth 1493 Comment
  SEINET527001  Eriogonum elatum var. villosum Paul Opler, Evi Opler 2004-6-27 Plumas 1 mile east of Clio, granite rocks in intermittently flooded streambed Comment
  CAS-BOT-BC267327  Eriogonum luteolum var. pedunculatum Mrs. Jos Clemens 1919-10-27 s.n. Plumas Taylorsville Comment
  CAS-BOT-BC267333  Eriogonum luteolum var. pedunculatum John Thomas Howell 1974-9-20 50897 Plumas About 2 miles from Spring Garden on road to Quincy, Sierra Nevada 1158 Comment
  POM180956  Eriogonum marifolium A. A. Heller, P. B. Kennedy 1907-7-3 8707 Plumas Hills above Red Clover Valley Comment
  CAS-BOT-BC263311  Eriogonum marifolium var. marifolium Anna Head 1921-6-21 s.n. Plumas Campbells Hot Springs, Feather River Region Comment
  CAS-BOT-BC263305  Eriogonum marifolium var. marifolium F. Ehrendorfer 1959-1-1 s.n. Plumas Chester 1524 Comment
  CAS-BOT-BC261365  Eriogonum nudum var. deductum Anna Head 1921-7-15 s.n. Plumas Lake Center Camp, Feather River Region Comment
  UC1032193  Eriogonum nudum var. deductum E. Nourse 1934-8-9 36 Plumas 1 1/2 mi wsw Clermont Hill; Plumas National Forest, Downieville Quadrangle Comment
  RSA766351  Eriogonum nudum var. deductum Anstruther Davidson 1928-08 1513 Plumas Feather River Canyon. 1677 Comment
  SEINET10479528  Eriogonum nudum var. deductum Mary Susan Taylor 1981-7-6 Taylor 3978 Plumas 6200-6400 ft. T25N R15E se/sw sec 32. Dixie Mt quad. In the Y of the 2 Ross Canyon Rds (25N31A & B), ca. 1.5 mi E of Dixie Valley Rd (28N01), ca. 16 air mi NW of Chilcoot. Open, dry gravelly soils; 1890 Comment
  CHSC41964  Eriogonum nudum var. nudum Lowell Ahart 1986-7-25 5368 Plumas Along Cleghorn Bar Road, about 1 1/2 miles west of Finger Bar Board, about 4 miles northwest of Pilot Peak. 1828 Comment
  UC566255  Eriogonum nudum var. nudum E. Sawyer 1935-6-24 141 Plumas 3 1/2 mi se Crow; Sierraville Quadrangle 1706 Comment
  RSA242134  Eriogonum nudum var. nudum James L. Reveal 1971-6-23 2466 Plumas Along California Highway 89, 4 mi. northwest of Greenville and about 4 mi. southeast of Canyondam. 1220 Comment
  RSA756719  Eriogonum nudum var. nudum Barbara J. Ertter 1988-7-25 7850 Plumas Diamond Mountains: ca. 15 air miles due S of Susanville, sheep camp on Pierce Creek. 1982 Comment
  SEINET10479530  Eriogonum nudum var. oblongifolium Mary Susan Taylor 1982-8-30 Taylor 5075 Plumas T27N R11E se sec 26. Kettle Rock quad. Along 27N11, ca. 1 mi ne of Taylor Lake, ca. 7 air mi ne of Taylorsville. 6300 ft. 1920 Comment
  NY773572  Eriogonum ovalifolium var. purpureum Collector unspecified 1880-1 s.n. Plumas Comment
  CAS-BOT-BC269946  Eriogonum spergulinum var. reddingianum Anna Head 1921-7-3 s.n. Plumas Grassy Lake, Lake Center Camp, Feather River Region Comment
  CAS-BOT-BC269949  Eriogonum spergulinum var. reddingianum Robert J. Weatherby 1950-8-11 1522 Plumas Side of Mt. Elwell, Lakes Basin Area 2225 Comment
  UC1032248  Eriogonum spergulinum var. reddingianum E. Sawyer 1935-6-27 199 Plumas 1.4 mi se Crow; Plumas National Forest, Sierraville Quadrangle Comment
  SEINET9333662  Eriogonum strictum Unknown 1982-6-17 3816 Plumas Frenchman Reservoir Comment
  JEPS113375  Eriogonum strictum var. anserinum Lowell Ahart, John Dittes, Josephine Guardino 2007-6-8 14022 Plumas East side of an open rocky flat, 20 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis 1965 Comment
  CHSC96325  Eriogonum umbellatum var. ahartii L. P. Janeway 2006-8-9 8836 Plumas Northern High Sierra Nevada. Plumas National Forest; along the northwest edge of Mooreville Ridge 9.6 air km west-southwest of La Porte. Very open rocky basalt tablelands, near northwest edge where rockiest and blockiest outcroppings. 1478 Comment
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Feb 16 2011
  CHSC104744  Eriogonum umbellatum var. furcosum L. P. Janeway 2009-8-13 9922 Plumas Northern High Sierra Nevada. Plumas National Forest; 1.3 km south of the top of Mt Ararat along its extended broad ridgeline. 1759 Comment
  JEPS118578  Eriogonum umbellatum var. furcosum L. P. Janeway 2009-8-13 9922 Plumas Northern High Sierra Nevada. Plumas National Forest; 1.3 km south of the top of Mt Ararat along its extended broad ridgeline. Haskins Valley 7.5' quad. Comment
  CHSC21688  Eriogonum umbellatum var. modocense D. Brink; L. Mayer 1975-8-2 Plumas Buck's Lake. 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
  CHSC40926  Eriogonum umbellatum var. modocense K. R. Stern 1985-6-25 8244 Plumas Vicinity of Blairsden. 1371 Comment
  CHSC65813  Eriogonum umbellatum var. modocense L. P. Janeway 1993-8-5 4500 Plumas Plumas National Forest. Northeast end of Mooreville Ridge; along road 21N16 0.5 mi northeast of Devils Gap. 1623 Comment
  CAS-BOT-BC265159  Eriogonum umbellatum var. nevadense John Thomas Howell 1962-6-18 37795 Plumas Sierra Valley near Beckwourth, Sierra Nevada 1487 Comment
  CAS-BOT-BC265170  Eriogonum umbellatum var. nevadense M. S. Taylor 1982-8-31 5081 Plumas Summit of Kettle Rock Lookout, just S of Taylor Lake ca. 6 air mine of Taylorsville 2383 Comment
  CAS-BOT-BC265171  Eriogonum umbellatum var. nevadense M. S. Taylor 1982-6-28 4776 A Plumas On S side of Feather River SW of jct. of Hwy 70 and Calpine Road, ca. 1 mi. SW of Beckwourth 1487 Comment
  CDA18750  Eriogonum umbellatum var. nevadense G. D. Barbe, T. C Fuller 1982-7-16 3767 Plumas Plumas National Forest; Lava Cap ridge 1.5 mi. W of Wheeler Peak and 1 mi. S of Beardley Mine on forest road 3.8 mi. S of Green Flat. 1981 Comment
  CHSC106215  Eriogonum umbellatum var. nevadense Arthur C. Barrett 2011-7-18 23 Plumas Plumas National Forest. Meadow View Ranger Station. 1874 Comment
  JEPS113562  Eriogonum umbellatum var. nevadense Lowell Ahart, John Dittes 2007-6-17 14153 Plumas About 20 yards southwest of Red Clover Creek, about 20 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
  UC1032275  Eriogonum umbellatum var. nevadense C. W. Hanks 1934-8-9 27 Plumas mtns. n Sierra Valley; Plumas National Forest, Sierraville Quadrangle 1859 Comment
  SEINET10479560  Eriogonum umbellatum var. nevadense Mary Susan Taylor 1981-7-17 Taylor 4045 Plumas T21N R12E se/sw sec 7, Sierra City NW quad; Lakes Basin, Bear Lakes trail, just S of its jct with Long Lakes trail, ca. 6 air mi S of Mohawk. Dry & open, Montane Chaparral; 6500 ft elev. 1981 Comment
  SD8040  Eriogonum umbellatum var. polyanthum Mrs. R. M. Austin 1879-1 Plumas Big Meadows Comment
  JEPS114174  Eriogonum umbellatum var. speciosum L. P. Janeway 2001-8-5 7420 Plumas High Cascade Range. Top of ridge between Yellow Creek and North Fork Feather River (and Caribou Road). Comment
  CAS-BOT-BC262244  Eriogonum ursinum John Thomas Howell 1951-6-27 27630 Plumas Jamison Creek 1828 Comment
  CAS-BOT-BC262263  Eriogonum ursinum John Thomas Howell 1975-7-22 51366 Plumas 2 miles northwest of Spring Garden 1173 Comment
  CAS-BOT-BC262268  Eriogonum ursinum Rimo Bacigalupi 1927-7-7 1647 Plumas Upper reaches of trail between Gray Eagle Valley and Long Lake Comment
  JEPS102415  Eriogonum ursinum Lowell Ahart 2001-7-17 8925 Plumas Outcrops, on the SE side of a logging road, SE of a small branch of Butt Creek, about 2 1/2 miles (air) north of Humboldt Summit. 1828 Comment
  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
  RSA766450  Eriogonum ursinum Joseph A. Ewan 1934-7-16 8528 Plumas Between Long lake and Mt Elwell Summit 2104 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
  CHSC62154  Eriogonum ursinum var. ursinum L. P. Janeway 1993-7-19 4462 Plumas Plumas National Forest Quincy Ranger District Red Hill Compartment. Southwest side of the top of Red Hill. 1874 Comment
  CHSC34742  Eriogonum vimineum M. S. Taylor 1981-6-25 3953 Plumas On hill at ne jct of 25N11 and spur rd off 25N71, where Last Chance Creek crosses 25N11, ca. 0.5 mi n of n tip of Frenchman Lake, ca. 13 mi nw of Chilcoot. 1737 Comment
  SEINET5332082  Eriogonum vimineum W. Harnach, N. Harnach 1991-6-29 591 Plumas Sierra Valley, 4 miles north of Loyalton, Ca on Co. rd. A-24 (6 mile road). 1490 Comment
  UCD101526  Eriogonum vimineum John Thomas Howell 1959-9-26 35079 Plumas 5 miles northeast of Storrie. 609 Comment
  UC1586458  Eriophorum gracile Vernon H. Oswald and Lowell Ahart 1991-7-30 4794 Plumas ca. 6 mi. (air) e.-n.e. Humbug Summit (ca. 12 mi. (air) s. of Chester, Big Springs, w. side of Humbug Valley, bog within fenced enclosure at springs); Humbug Valley, Big Springs 1310 Comment
  SEINET10953205  Eriophyllum lanatum Douglas G. LeDoux, Melvin L. Conrad; David B. Dunn 1973-6-5 LeDoux 1089 Plumas Collected 2.2 mi. from jct. of Hwy. 89 and 70. Douglas fir, Libocedrus & Quercus along Hwy. 89. Comment
  JEPS59949  Eriophyllum lanatum var. croceum Lewis S. Rose 1969-6-24 69050 Plumas 3 mi w Keddie; Butterfly Valley 1158 Comment
  SBBG33885  Eriophyllum lanatum var. croceum L. S. Rose 1969-6-24 69060 Plumas Butterfly Valley, 3 mi W of Keddie 1158 Comment
  CAS-BOT-BC124156  Eriophyllum lanatum var. cuneatum Amos Arthur Heller; P. B. Kennedy 1907-7-15 8849 Plumas Near mouth of Little Grizzly creek below Genessee Comment
  SD230169  Eriophyllum lanatum var. grandiflorum Louis C. Wheeler 1959-7-15 Plumas Middle Fork Feather River: McCarty Mine, McCarthy Bar. Comment
  UC507150  Eriophyllum lanatum var. grandiflorum Lincoln Constance 1933-7-5 E 117 Plumas 1 mi n Indian Falls ((Near type-locality of E chrysanthum, Rydberg!)) Comment
  UC725464  Eriophyllum lanatum var. grandiflorum A. A. Heller 1938-5-30 15133 Plumas on the Feather River Highway near Rich Bar (on roadside banks); Feather River Highway 914 Comment
  CAS-BOT-BC308258  Eriophyllum lanatum var. integrifolium A. A. Heller; P. B. Kennedy 1907-7-2 8687 Plumas Between Vinton and Beckwith Comment
  CHSC21604  Eriophyllum lanatum var. integrifolium L. M. Mayer; D. E. Brink Jr. 1975-7-24 Plumas Meadow, Bucks Lake. Comment
  CHSC52516  Erysimum capitatum var. capitatum L. P. Janeway 1990-5-19 3721 Plumas Plumas National Forest. Small creek west of Rattlesnake Creek, ca 1 1/4 mi N of Hwy 70/89 and Long Valley. 1402 Comment
  CAS-BOT-BC55103  Erysimum perenne Anna Head 1920-7-13 s.n. Plumas Feather River Region. Gray Eagle Falls. 1859 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
  CHSC95008  Erythranthe guttata Lowell Ahart 2006-10-23 13484 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
  OBI76986  Erythranthe pulsiferae Anthony Baniaga 2011-7-26 473 Plumas Lassen Natl Forest. N of 32N10W, ca 1/4 mi W of Bailey Crk. Red Cinder quad T29N R7E sec 10 SE of SE 1737 Comment
  CAS-BOT-BC494093  Erythranthe suksdorfii William Harnach 2000-6-4 904 Plumas Sierra Valley, approx. 1 mi N of the Crocker Guard Station 1737 Comment
  SEINET14375785  Erythranthe tilingii M. J. Williams, J. T. Howell 1966-7-11 s.n. Plumas Near Luther Ridge, above Johnsville. 2271 Comment
  SD6487  Erythronium purpurascens Mrs. R. M. Austin 1880-1 Plumas Big Meadows. Comment
  UC337904  Erythronium purpurascens J. G. Lemmon Aug. 1875 Plumas Comment
  UC338810  Erythronium purpurascens unknown 627 Plumas Indian Valley Comment
  CAS-BOT-BC505254  Erythronium purpurascens Elmer I. Applegate 1929-6-21 5802 Plumas Drakesbad, head of Warner Valley, Mt. Lassen National Park Comment
  CAS-BOT-BC403346  Eschscholzia californica Gary Schoolcraft 1984-6-27 1277 Plumas East of Sugar Loaf Mtn. 23-15-21 1524 Comment
  UC855169  Eschscholzia californica A. A. Heller 1938-7-2 15239 Plumas 3 mi e Quincy; Indian Valley 1097 Comment
  CAS-BOT-BC403349  Eschscholzia californica John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1968-6-11 2379 Plumas Across road from old homestead in Butterfly Valley Comment
  JEPS118432  Eucephalus breweri Lowell Ahart 2011-9-20 17678 Plumas Forest floor along the poor dirt road on the north side of Pilot Peak, about 9 miles (air) northeast of La Porte 2072 Comment
  UCD107431  Euonymus occidentalis var. occidentalis E. W. Jameson 1949-6-27 s.n. Plumas 3 miles east of Quincy. 1127 Comment
  OBI14393  Euphorbia serpillifolia Lewis S. Rose 1966-7-27 66053 Plumas Quincy 1067 Comment
  CHSC37001  Eurybia integrifolia M. S. Taylor 1982-8-30 5077 Plumas S end of Taylor Lake, ca. 6 air mi NE of Taylorsville. 2103 Comment
  CHSC78982  Eurybia integrifolia M. S. Taylor 1982-9-8 5119 Plumas Bellas Flat near Bellas Creek, Round Valley Reservoir, ca. 14 mi S of Greenville. 1371 Comment
  SD9008  Eurybia radulina Mrs. R. M. Austin 1877-1 Plumas American Valley Comment
  CAS-BOT-BC310594  Eurybia radulina Walter Knight; Irja Knight; John Thomas Howell 1966-7-27 1549 Plumas Butterfly Botanical Area and Vicinity. Near mouth of Butterfly Creek 1036 Comment
  CAS-BOT-BC413895  Fallopia convolvulus David D. Keck 1932-7-3 1669 Plumas Quincy, in the Northern Sierra Nevada. 1065 Comment
  CAS-BOT-BC278463  Festuca idahoensis A. A. Heller; P. B. Kennedy 1907-7-8 8764 a Plumas Grade between Greenville and Prattville Comment
  JEPS102464  Festuca idahoensis Lowell Ahart 2001-7-19 8953 Plumas On a sand bar, on the east side of Hopkins Creek, about 100 yards NW of the East Branch of Hopkins Creek, about 1/2 mile (air) south of Turkey Town, about 2 1/2 miles (air) SE of Pilot Peak. 1828 Comment
  CAS-BOT-BC279024  Festuca rubra John Thomas Howell 1951-6-28 27681 Plumas Jamison Creek 1584 Comment
  UC1024664  Festuca rubra Leo Whitney 1934-8-8 2185 Plumas ca 9 mi nw Portola (Fireman Creek, nw end of Big Grizzley Valley); Plumas National Forest, Big Grizzley Valley, Freeman Creek 1828 Comment
  CHSC65169  Floerkea proserpinacoides Lowell Ahart 1995-8-7 7607 Plumas In a small meadow, south of the Pacific Crest Trail, south of a poor dirt road, north-east of the weather station, about 1/2 mile (air) west of Pilot Peak. 1981 Comment
  CHSC75401  Fragaria virginiana Vernon H. Oswald 1999-5-26 9729 Plumas High Cascade Range. Last Chance Marsh at the N end of Lake Almanor, just S of Last Chance Campground on Forest Rd. 28N11. On forest floor between the road and a meadow. 1371 Comment
  CHSC111722  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. 833 Comment
  CHSC98707  Frangula purshiana subsp. annonifolia L. P. Janeway 2007-8-13 9190 Plumas Northern High Sierra Nevada. At Road 23N20 crossing of Little Schneider Creek. 1308 Comment
  CHSC98925  Frangula purshiana subsp. annonifolia L. P. Janeway; B. Castro 2007-8-18 9198 Plumas Northern High Sierra Nevada. Along Caribou Road and North Fork Feather River 4.5 road km north of Hwy 70. Along the creek edge. 759 Comment
  HSC99899  Frangula purshiana subsp. annonifolia J. P. Smith, & J. O. Sawyer 2004-9-12 12046 Plumas Along Caribou Road. 718 Comment
  JEPS114191  Frangula purshiana subsp. ultramafica L. P. Janeway, B. Castro 2007-8-18 9196 Plumas Northern High Sierra Nevada. Along Caribou Road and North Fork Feather River 6.6 road km north of Hwy 70. 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-BC59582  Frangula rubra subsp. rubra John Thomas Howell 1973-7-9 49716 Plumas Sierra Nevada - Round Valley 1371 Comment
  CAS-BOT-BC508206  Fritillaria atropurpurea Alice Eastwood 1927-6-1 14519 Plumas US Forest reserve, Forest Lodge, Greenville Comment
  RSA52952  Fritillaria atropurpurea R. Weatherby 1950-5-31 1436 Plumas West shore of Lake Almanor 1418 Comment
  SEINET7725691  Fritillaria atropurpurea Unknown 1875-1 Plumas Comment
  SEINET10528537  Fritillaria pudica John G. Lemmon Lemmon s.n. Plumas Sierra Valley. Comment
  CHSC35263  Galium bolanderi M. S. Taylor 1981-7-27 4127 Plumas Ca. 10 ft S of Beckwourth-Genesee Rd, ca. 3/4 mi W of Drum Bridge, ca. 5 air mi E of Genesee. 1188 Comment
  JEPS6710  Galium bolanderi W. L. Jepson 1939-7-31 19290 Plumas w Meadow Valley 1524 Comment
  CHSC43370  Galium grayanum Lowell Ahart 1974-10-1 641 Plumas On the west part of the Buzzard's Roost Ridge, about 1 mile north of Onion Valley, about 1 1/2 miles north-west of Pilot Peak. 1981 Comment
  CHSC56879  Galium grayanum var. grayanum L. P. Janeway; Garrett Gibson 1991-8-2 4103 Plumas Plumas National Forest. Northeast flank of Smith Peak and +/-above Dan Blough Creek. 2042 Comment
  JEPS102372  Galium grayanum var. grayanum Lowell Ahart 2001-7-17 8928 Plumas 2 1/2 air miles N of Humboldt Summit (S side of a logging road, S of a small branch of Butt Creek) 1828 Comment
  SBBG21775  Galium trifidum D. Myrick 1964-7-21 895 Plumas trail parking area, Drakesbad 1737 Comment
  UC1192016  Galium trifidum Malcolm A. Nobs and S. Galen Smith 1949-8-18 1392 Plumas just s Chester (n end of lake); Lake Almanor, Last Chance Marshes Comment
  CHSC35265  Galium trifidum var. pacificum M. S. Taylor 1981-7-13 4001 Plumas Along Lookout Creek, ca. 2 mi W of its jct with 28N11, ca. 3 air mi NW of N tip of Frenchman Lake, ca. 15 air mi N of Chilcoot. 1889 Comment
  CHSC64461  Galium trifidum var. pacificum B. Castro; G. Kuenster 1994-6-30 520 Plumas Ca 3/4 mi E of S end of Bucks Lake, on cobblebar on Bucks Creek at the W end of Whitehorse Campgd. 1584 Comment
  CHSC75537  Galium trifidum var. pacificum G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-23 3111 Plumas 0.25 mile west of the dam on Dixie Canyon-Round Valley Road. 1371 Comment
  JEPS29556  Galium trifidum var. pusillum John Thomas Howell 1960-6-23 35960 Plumas Drakesbad Lassen Volcanic National Park 1676 Comment
  CAS-BOT-BC169866  Garrya fremontii Mrs. E. C. Sutliffe 1919-8-1 s.n. Plumas Gold Lake Region Comment
  CHSC51263  Garrya fremontii Lowell Ahart 1990-10-14 6633 Plumas Growing in dry soil along an improved road, about 1/8 mile south of Cleghorn Bar Road, about 2 1/2 (air) miles west of Finger Board. 1767 Comment
  JEPS66750  Garrya fremontii L. S. Smith 1914-1-2 Plumas Johnstown 1524 Comment
  UCD147772  Gayophytum Allyson Ayalon; Lucie Jerabkova 2012-8-1 134 Plumas Plumas County. Antelope Lake vacinity. 1524 Comment
  CAS-BOT-BC478529  Gayophytum John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-26 54405 Plumas Walker Plain, about 8 miles southwest of Bucks Lake on road to Oroville 1554 Comment
  CHSC62474  Gayophytum diffusum subsp. parviflorum L. P. Janeway 1993-8-26 4542 Plumas Plumas National Forest, Beckwourth Ranger District. Northwest corner of Sierra Valley; ca 300 m south of Middle Fork Feather River and ca 300 m west of Beckwourth-Calpine Road; ca 0.6 mi west of Beckwourth and 4 mi east of Portola. 1487 Comment
  SJSU13927  Gayophytum diffusum subsp. parviflorum N. A. Hopkins 1985-8-27 1321 Plumas Grass Lake 1786 Comment
  POM249896  Gayophytum diffusum subsp. parviflorum Joseph A. Ewan 1934-7-18 8576 -a Plumas Camp Caldwell at Dentens, Mohawk Valley 1616 Comment
  CHSC10821  Gayophytum heterozygum Lowell Ahart 1968-6-29 Plumas Near La Porte. 914 Comment
  CHSC20988  Gayophytum heterozygum F. T. Griggs; A. Pass 1975-7-11 165 Plumas Buck's Lake. Comment
  CHSC92174  Gayophytum heterozygum Lowell Ahart; John Dittes 2005-9-20 12448 Plumas On the south side of Forest Road 27N34, about 1 mile northeast of Eisenheimer Peak, about 3/4 mile south of Wilcox Valley. 2049 Comment
  CHSC62152  Gayophytum racemosum L. P. Janeway 1993-7-21 4467 B Plumas Plumas National Forest. Southwest side of Red Clover Valley, 0.9 mi southeast of Clover Valley Ranch; 200 ft south of the Beckwourth-Genesee Road along logging spur 24N66X. 1685 Comment
  SBBG121285  Gayophytum racemosum L. Ahart, J. Dittes 2007-6-16 14088 Plumas S side of County Rd 111 (Beckwourth Genesee Rd), 50 yards E of Forest Rd 24N08, Red Clover Valley, ca. 2 mi (air) N of the N end of Lake Davis 1647 Comment
  UC405457  Gentiana newberryi R. M. Austin Aug 1896 896 Plumas Big Meadows Comment
  UC912423  Gentiana newberryi Ethel Wicks Jul 1926 2889 Plumas Mount Elwell Comment
  UC405454  Gentianopsis holopetala Mrs. R. M. Austin 1875-1 Plumas Comment
  CHSC35282  Geum macrophyllum M. S. Taylor; M. Foster 1981-7-6 3970 Plumas Roadside and meadow along Grigsby Creek, ca. 1 mi w of n tip of Frenchman Lake, ca. 13 air mi nw of Chilcoot. 1798 Comment
  POM181036  Geum macrophyllum A. A. Heller, P. B. Kennedy 1907-7-9 s.n. Plumas Prattville. Comment
  CDA19269  Geum triflorum G. D. Barbe, T. C. Fuller 1982-6-17 3840 Plumas Plumas National Forest; East shore Frenchman Lake at the parking lot; Crystal Fishing Access. 1706 Comment
  SEINET10496735  Gilia capillaris Mary Susan Taylor 1981-8-4 Taylor 4156 Plumas 7100 ft. T28N R12E se 1/4 28 Diamond Mt. quad. On top of Wildcat Ridge, ca 4 air mi NW of Antelope Lake, ca. 13 air mi NE of Taylorville. Very rocky, open with few trees. Partially burned (old.) Tertiary volcanic on top of eocene marine. 2164 Comment
  UC879977  Gilia capitata subsp. capitata A. A. Heller 1915-7-7 12052 Plumas 12 mi w Bucks (near the summit Soapstone ridge); Sierra Nevada, nr summit Soapstone Ridge, w of Bucks 1676 Comment
  CDA12089  Gilia inconspicua G. F. Hrusa, G. L. Webster 1989-5-1 7020 Plumas Modoc Plateau; Beckwourth Pass approx. 3 miles E of Vinton on Hwy 70-at the Plumas/Lassen County line. Comment
  JEPS117711  Gilia leptalea subsp. leptalea Lowell Ahart 2010-10-21 17306 Plumas About 80 yards northwest of the spring, on the north side of the road to Cleghorn Bar, about 2 miles by road west of the Quincy-La Porte Road, about 2 1/2 miles (air) northwest of Pilot Peak 1928 Comment
  UCR88008  Gilia leptalea subsp. leptalea J. T. Howell 1973-7-10 49729 Plumas Near Greenville 1768 Comment
  CAS-BOT-BC282711  Glyceria elata John Thomas Howell 1960-7-20 35721 Plumas Drakesbad, Lassen Volcanic National Park 1828 Comment
  SACT001264  Glyceria elata Malcolm Nobs, S. Smith 1949-8-20 Plumas Marshy meadow about 13 miles southwest of Milford Comment
  CAS-BOT-BC282710  Glyceria elata John Thomas Howell 1960-7-18 35514 Plumas Drakesbad, Lassen Volcanic National Park 1828 Comment
  CHSC21602  Gnaphalium palustre L. M. Mayer; D. E. Brink Jr. 1975-7-3 Plumas Bucks Lake. Comment
  RSA724941  Gnaphalium palustre L. Ahart 2006-10-8 13405 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 1.25 miles southwest of Belden. 715 Comment
  SEINET3145230  Gnaphalium palustre E. K. Balls 1950-9-15 15831 Plumas North Fork Feather River, 6 mi NW of Chester 1402 Comment
  JEPS34062  Gnaphalium palustre H. M. Wheeler 1944-8-23 Plumas Cascade 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
  CHSC66899  Goodyera oblongifolia Vernon H. Oswald; Lowell Ahart 1996-8-14 8169 Plumas Silver Lake Rd. 1.9 mi SE of Silver Lake Campground, NE of Bucks Lake. 1645 Comment
  UC924257  Goodyera oblongifolia H. S. Reed 1941-8-2 Plumas Forest Lodge 1036 Comment
  CDA14725  Hackelia amethystina G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-24 3251 Plumas 2.5 miles southeast of Mt Hough summit, 0.4 mile northwest of China Grade Road (to Taylorsville). 1798 Comment
  RSA235924  Hackelia amethystina J. L. Gentry Jr., David Vierig 1968-6-20 2072 Plumas Mt. Hough, 7.9 miles northeast of Quincy on Mt. Hough-Crystal Lake Road 1707 Comment
  CHSC75470  Hackelia micrantha 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. 2125 Comment
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Sep 23 2008
  UC485779  Hackelia micrantha H. E. and S. T. Parks June, 1928 249 Plumas Drakesbad; Lassen National Park Comment
  JEPS55560  Hackelia nervosa Duncan Dunning 1922-7-16 Plumas 4 mi n of Gibsonville (near Onion Valley) Comment
  UC573075  Hackelia nervosa H. L. Mason 1924-6-19 1067 Plumas hill w of Gold Lake Comment
  SEINET10475253  Haplopappus hirtus subsp. lanulosus Mary Susan Taylor 1981-7-7 Taylor 3989 Plumas T25N R14E ne/sw sec 27. Crocker Mt quad. In Sagebrush Scrub on dry, sandy soil, on NE side of Beckwourth-Genesee Rd at its jct with Beckwourth-Milford Rd, in Squaw Valley, ca. 12 air mi N of Beckwourth. 5600 ft elev. 1707 Comment
  CAS-BOT-BC508336  Hastingsia alba John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-23 54145 Plumas 2.65 miles west of Round Valley Reservoir dam, Sierra Nevada 1569 Comment
  RSA95508  Hastingsia alba J. T. Howell 1951-6-26 27533 Plumas Feather River Canyon 854 Comment
  CAS-BOT-BC302327  Hazardia squarrosa var. squarrosa Lowell Ahart 1977-8-2 1537 Plumas Sutter Buttes Area. One mile west of Pilot Peak, which is about 15 miles north of La Porte 2000 Comment
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Oct 30 2018
  CAS-BOT-BC307518  Hazardia whitneyi var. whitneyi John Thomas Howell 1926-7-27 2147 Plumas Near Prattville 1676 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
  CHSC59689  Helenium bigelovii L. P. Janeway 1992-8-30 4301 Plumas Plumas National Forest. McRae Meadow; upper end of East Nelson Creek. Slope on west side of valley. 1889 Comment
  JEPS112823  Helenium bigelovii Dean W. Taylor 1974-10-1 5055 Plumas Comment
  RSA0089036  Helenium bigelovii Bonnie C. Templeton 1968-6-9 11257 Plumas Butterfly Valley, ca. 10 mi. west of Quincy. 1066 Comment
  UC586918  Helenium bigelovii Joseph Andorfer Ewan 1934-6-25 8212 Plumas above Deuteus (Blairsden) (Gold Lake Road); Sierra Nevada 1524 Comment
  CAS-BOT-BC305359  Helianthus annuus John Thomas Howell 1961-9-23 36818 Plumas Greenville 1088 Comment
  JEPS52289  Hesperochiron californicus Wayne Roderick 1966-4-9 Plumas 1 mi s of Beckwourth (Sierra Valley); Sierra Valley 1524 Comment
  RSA38010  Hesperochiron californicus P. A. Munz 1947-5-16 11827 Plumas 8 miles north of Chilcoot. 1524 Comment
  CHSC690  Hesperochiron pumilus 1932-5-29 Plumas Almanor meadows. 1432 Comment
  SJSU2607  Hesperocyparis bakeri C. R. Quick & H. F. Wilcox 1962-10-1 Plumas 1.5 mi W of Wheeler Peak on N & E borders of an open lava cap Comment
  RSA795666  Hesperolinon micranthum L. Ahart 2012-7-1 18260 Plumas On the sides and in the gutter of the dirt road to the large pipe, about 0.25 miles east of Caribou Road, about 3.5 air miles northeast of Belden. 808 Comment
  CHSC96060  Heterotheca oregona var. compacta L. P. Janeway 2006-10-1 8897 Plumas Northern High Sierra Nevada. Along Hwy 70 0.5 road km south of Rock Creek Reservoir dam, and above North Fork Feather River. 671 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
  JEPS102821  Heterotheca villosa var. minor Lowell Ahart 2001-8-29 9269 Plumas On the west side of Little Last Chance Creek, on the strand of Frenchman Lake. 1700 Comment
  SD8409  Heuchera Mrs. R. M. Austin Aug 1882 Plumas Plumas County Comment
  UC420444  Heuchera rubescens var. glandulosa H. M. Hall 1912-7-12 9393 Plumas Long Lake; Sierra Nevada Mountains 2072 Comment
  JEPS36581  Hieracium albiflorum John Thomas Howell 1926-7-20 2084 Plumas near Prattville 1463 Comment
  CDA13558  Hieracium greenei G. F. Hrusa, T. D. Wilfred 1996-7-22 13386 Plumas Sierra Nevada; Plumas NF, on S side above Little Long Valley Creek. Approx. 1/2 m. N. of Hwy 70 about 15 mi. E of Quincy. Comment
  JEPS115171  Hieracium nudicaule Lowell Ahart, John Dittes 2009-7-15 16086 Plumas On dry rocky soil, on the northwest side of Forest Service Road 26N671, northeast of Forest Service Road 26N67, about 2.8 miles (air) southeast of Butt Valley Reservoir Dam 1702 Comment
  CAS-BOT-BC289228  Holcus lanatus Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1685 Plumas Sweetwater Meadow, Butterfly Botanical Area and Vicinity 1127 Comment
  RSA59232  Holcus lanatus E. K. Balls 1950-8-31 15528 Plumas Hwy 24, 1 mile north of Spanish Creek, just north of Quincy. 1098 Comment
  SEINET10507460  Holcus lanatus Mary Susan Taylor 1982-8-12 Taylor 4980 Plumas T22N R12E nw/ne sec 14. Blairsden quad. Along Denton Creek, between 516 and Hwy 70, ca. 1 mi e of Blairsden. Mixed Evergreen Forest; 4700 ft. 1432 Comment
  SD149107  Holodiscus discolor Lowell Ahart 1986-7-8 5357 Plumas Open bare serpentine area, ca. 1 mi. NW of Pilot Peak, ca 14 mi. NE of La Porte. 1951 Comment
  CAS-BOT-BC152717  Holodiscus microphyllus var. microphyllus Mrs. Jos Clemens 1919-10-29 s.n. Plumas Crystal Lake Comment
  CAS-BOT-BC284644  Hordeum brachyantherum subsp. brachyantherum Greg Sommers 1976-7-1 139 Plumas Sierra Valley Marsh, roadside along Dyson Lane 1524 Comment
  JEPS102527  Hordeum jubatum Lowell Ahart 2001-8-29 9253 Plumas On the west side of Little Last Chance Creek, on the strand of Frenchman Lake. 1700 Comment
  CAS-BOT-BC285108  Hordeum marinum subsp. gussoneanum Walter Knight; Irja Knight 1966-6-18 1380 Plumas Butterfly Valley 1127 Comment
  CAS-BOT-BC273493  Hordeum vulgare John Thomas Howell; Gordon H. True 1968-6-10 44553 Plumas Quincy 1036 Comment
  CDA12147  Horkelia fusca subsp. parviflora G. F. Hrusa, J. Dinsdale 1989-6-27 7220 Plumas Sierra Nevada; North shore of Bucks Lake. Comment
  RSA59238  Horkelia fusca subsp. parviflora E. K. Balls 1950-8-31 15526 Plumas Hwy. 24, 1 mile north of Spanish Creek, just north of Quincy 1098 Comment
  UC185647  Horkelia fusca subsp. tenella Mrs. R. M. Austin Aug 1896 388 Plumas Warner Valley Comment
  CAS-BOT-BC537872  Horkelia fusca var. parviflora Anna Head 1920-7-25 s. n. Plumas Feather River Region: Lake Center Comment
  RSA77983  Horkelia tridentata Verne Grant, Alva Grant 1948-6-13 8581 Plumas Lava Cap, 1 mile from Cascade on Oroville road. 1372 Comment
  CAS-BOT-BC538229  Horkelia tridentata var. flavescens W. W. Wagner 1919-5-18 252 Plumas Sockem Creek 1371 Comment
  CAS-BOT-BC536283  Horkelia tridentata var. tridentata L. S. Rose 1931-4-14 s.n. Plumas Woodleaf Comment
  CHSC21286  Hosackia crassifolia F. T. Griggs; A. Pass 1975-8-2 301 Plumas Buck's Lake Forest Service Survey. Comment
  CHSC101850  Hosackia nevadensis Lowell Ahart; John Dittes, Josephine Guardino 2009-6-14 15881 Plumas About 300 yards north of Lake Almanor Dam, about 300 yards southwest of Boat Ramp, below the high water line. 1374 Comment
  CHSC113588  Hosackia oblongifolia var. oblongifolia Lowell Ahart 2014-8-24 19749 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
  SD52134  Hosackia pinnata Frank Stephens 1894-6-26 2199 Plumas Quincy 975 Comment
  CHSC37194  Hosackia stipularis var. ottleyi L. Ahart 1982-7-30 3734 Plumas Along the edge of a dirt road, near headwaters of Ohio Ravine, ca. 1 mi ne of Hardquartz Mine, ca. 6 mi s of Bucks Lake. 1700 Comment
  CHSC81380  Hydrophyllum occidentale L. P. Janeway 1996-5-13 4970 Plumas Northern High Sierra Nevada. Soda Creek, along Road 25N22 0.3 mi northwest of Hwy 70 and East Branch North Fork Feather River, at first creek crossing. 902 Comment
  CAS-BOT-BC312844  Hymenoxys lemmonii Frank W. Peirson 1932-7-20 10356 Plumas Sierra Valley, probably Plumas County. North of Loyalton Comment
  RSA59760  Hypericum androsaemum E. K. Balls 1950-9-14 15808 Plumas 6 miles northwest of Chester, North Fork Feather River Comment
  CHSC105189  Hypericum formosum var. scouleri B. Castro; L. P. Janeway 1997-9-14 783 Plumas Springy S-facing slope above Jamison Creek, above Rd 507 ca 0.9 mi E of the Plumas-Eureka State Park boundary. 1828 Comment
  RSA755465  Hypericum formosum var. scouleri L. Ahart, John Dittes, Josephine Guardino 2009-7-22 16137 Plumas Forest Service Road 27N92K, east side of Long Valley, about 3.5 air miles west-southwest of Greenville, about 5.2 air mile southeast of Lake Almanor Dam. 1607 Comment
  CAS-BOT-BC401437  Hypericum scouleri Anna Head 1921-7-17 s.n. Plumas Gray Eagle Meadows, Feather River Region Comment
  CHSC35922  Idahoa scapigera M. S. Taylor 1982-5-17 4462 Plumas N side of 22N55, near its jct with 22N54 and 22N88, ca. 2 mi se of Portola. 1706 Comment
  CAS-BOT-BC88636  Idahoa scapigera W. Harnach; N. Harnach 1989-3-29 005 Plumas Sierra Valley. Hillside north of Barry corrals. 1524 Comment
  RSA59455  Ipomopsis aggregata subsp. formosissima E. K. Balls 1950-9-2 15655 Plumas south slope below Mt. Ingalls Lookout, area north of Grizzly Valley 2439 Comment
  SBBG123007  Ipomopsis congesta subsp. montana B. Ertter, G. Schoolcraft 1989-7-3 8663 Plumas Diamond Mtn peak, 7 air-mi S of Susanville 2316 Comment
  JEPS17361  Iris hartwegii W. L. Jepson 1910-6-16 4144 Plumas Quincy 1066 Comment
  JEPS88859  Iris hartwegii subsp. pinetorum Carol A. Wilson 1992-5-18 92 -ph23 Plumas 6.5 mi before Canyon Dam (near Greenville, e of Lake Almanor on Hwy 89) 1097 Comment
  RSA40423  Iris hartwegii subsp. pinetorum Philip A. Munz, Lee W. Lenz 1948-8-12 12338 Plumas Forest Lodge, Greenville. 1128 Comment
  SEINET8756767  Iris missouriensis W. Harnach, N. Harnach 1989-5-12 077 Plumas Sierra Valley 1/4 mile west of steel bridge (Marble lane) 1489 Comment
  CHSC93186  Iris tenuissima subsp. purdyiformis L. P. Janeway 1994-5-24 4652 Plumas Northern High Sierra Nevada. Owl Creek, 1.5 mi west of Seneca. 1371 Comment
  JEPS107682  Isoetes howellii Lowell Ahart, John Dittes 2005-9-19 12372 Plumas In Taylor Lake, on the east side of Taylor Lake, about 6 miles (air) southwest of Antelope Lake 2076 Comment
  UC1192365  Isoetes howellii Malcolm A. Nobs and S. Galen Smith 1949-8-18 1386 Plumas just s. Chester (Last Chance Marshes at n. end of Lake Almanor); Lake Almanor, Last Chance Marshes Comment
  JEPS89839  Isoetes occidentalis Dean W. Taylor 1974-10-1 5051 Plumas ca. 3 mi. s. Plumas-Eureka State Park (Jamison Creek drainage, Wade Lake); N. Sierra Nevada, Wade Lake, Jamison Creek drainage 2000 Comment
  RSA98571  Isopyrum stipitatum W. I. Follett, E. B. Follett 1952-5-30 s.n. Plumas Rich Gulch. 1174 Comment
  CAS-BOT-BC137436  Ivesia baileyi var. baileyi James R. Shevock 1985-7-6 11316 Plumas Plumas National Forest, Little Last Chance Creek on road to Frenchman Reservoir Comment
  CAS-BOT-BC101873  Juglans John Thomas Howell; H. Keith Wagnon 1980-5-26 53588 Plumas Lewisia Rock, Feather River Canyon 3.5 miles southwest of Belden 609 Comment
  CAS-BOT-BC109969  Juncus C. Etienne 1969-7-26 296 Plumas Along quiet pond off Middle Fork of Feather River Highway 89 near Graeagle next to Feather River Park Resort entrance. 1280 Comment
  JEPS110541  Juncus acuminatus Lowell Ahart 2006-10-23 13488 Plumas On the west side of Slate Creek (there is a large gravel flat caused by the dam), about 30 yards south of where the road ends, about 20 yards north of the dam across Slate Creek, about 1/8 mile northeast of Scales Road, about 5 1/2 miles (air) northeast o 1281 Comment
  CHSC102973  Juncus articulatus Lowell Ahart; John Dittes 2009-9-7 16399 Plumas Below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam. 1591 Comment
  CDA43013  Juncus balticus subsp. ater L. Ahart 2008-8-13 15156 Plumas North 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. Comment
  JEPS113875  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
  RSA727524  Juncus balticus var. balticus L. Ahart, Josephine Guardino 2007-7-20 14331 Plumas Strand of Lake Davis, about 100 yards west of Long Point, northeast side of Lake Davis. 1764 Comment
  JEPS107946  Juncus bufonius var. bufonius Lowell Ahart, John Dittes 2005-9-19 12420 Plumas Along the west side of a good dirt road, about 1 1/4 miles east of Kettle Rock, about 1 1/4 miles southeast of Taylor Lake 1989 Comment
  CHSC100338  Juncus covillei Lowell Ahart 2008-7-9 15059 Plumas Wet meadow area with a small stream, just northwest of the culvert, on the northwest side of the good logging road (Forest Road 22N68), west of the South Fork of the Feather River, about 1/2 mile southwest of the Feather Fork Mine, about 1 mile northeast of Little Grass Valley Reservoir. 1645 Comment
  CHSC32858  Juncus covillei L. Ahart 1980-10-6 2675 Plumas On the floor of a hydraulic mine ca. 1 mi s of La Porte. 1600 Comment
  CHSC100028  Juncus effusus subsp. pacificus Lowell Ahart 2008-8-13 15159 Plumas West edge of La Porte Road, west of East Branch Creek, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte. 1613 Comment
  CDA34147  Juncus effusus var. exiguus L. Ahart, J. Dittes 2009-7-15 16081 Plumas On the south side of Forest Service Road 26N671, northeast of Forest Service Road 26N67, about 2.8 miles (air) southeast of Butte Valley Reservoir Dam. Comment
  CDA13754  Juncus ensifolius G. F. Hrusa, B. Smith, T. D. Wilfred 1996-8-11 13486 Plumas Sierra Nevada; E of upper Bull Run Creek off USFS 23N12E. Comment
  CHSC113846  Juncus ensifolius Lowell Ahart 2014-8-24 19735 Plumas On the west side of the dirt road, about one mile north of the bridge across the South Fork of the Feather River and the northeast part of Little Grass Valley Reservoir, about 5 miles (air) north of La Porte. 1563 Comment
  CHSC96983  Juncus ensifolius Lowell Ahart; Josephine Guardino 2007-7-21 14366 Plumas Along a small stream, near a spring, south of the dirt road, about 200 yards west of the intersection, about 1/2 mile (air) south of Bagley Pass, about 400 yards north of Lake Davis. 1787 Comment
  RSA59919  Juncus ensifolius E. K. Balls 1950-9-15 15841 Plumas North Fork Feather River, 6 miles northwest of Chester. 1402 Comment
  RSA718509  Juncus ensifolius L. Ahart 2006-10-23 13490 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
  CHSC82503  Juncus hemiendytus var. hemiendytus Lowell Ahart; John Dittes 2002-6-17 9722 Plumas In a meadow, on the north side of the road, about 1/8 mile west of Lumpkin Ridge Road, about 1 1/2 miles southeast of Tamarack Flat, about 1 1/2 miles (air) northwest of Little Grass Valley Reservoir dam, about 4 1/2 miles (air) northwest of La Porte. 1651 Comment
  JEPS115976  Juncus laccatus Lowell Ahart, John Dittes 2009-7-13 16035 Plumas On dry to damp soil, edge of a 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
  UCD141572  Juncus luciensis A. A. Heller; P. B. Kennedy 1907-7-3 8695 Plumas Red Clover valley. Comment
  CHSC53073  Juncus macrandrus Linnea Hanson 1990-6-15 Plumas Plumas National Forest. Along Greenhorn Cr; ca 1.5 mi on Chandler Rd from the jct with Hwy 70 1.5 mi E of Quincy. 1043 Comment
  RSA286270  Juncus macrandrus Robert F. Thorne 1974-7-30 44991 Plumas Plumas National Forest, Butterfly Valley Botanical Area. 1174 Comment
  CHSC21583  Juncus mertensianus L. M. Mayer; D. E. Brink Jr. 1975-7-23 Plumas Bucks Lake. Comment
  CDA15904  Juncus nevadensis B. Smith, G. F. Hrusa 1996-7-16 s.n. Plumas Plumas National Forest; Upper Bull Run Creek off USFS 23N12E. Comment
  CHSC108042  Juncus nevadensis L. P. Janeway; B. Castro 2011-10-2 10753 Plumas Northern High Sierra Nevada. North side of Little Grass Valley Reservoir about 5.8 air km north of La Porte; southeast edge of a knoll that trends southward to the lake; about 5-10 m above high water line. 1542 Comment
  CHSC78753  Juncus nevadensis L. P. Janeway 2000-7-16 6904 Plumas Northern High Sierra Nevada. Large meadow at Greens Flat; at head of Catrell Creek; about 3.7 km northwest of Middle Fork Feather River. 1722 Comment
  JEPS104589  Juncus nevadensis Lowell Ahart 2003-7-18 10421 Plumas On sides of a drainage in a meadow, on n side of road, ca 1/4 mile w of Lumpkin Ridge Road, ca 1 1/2 miles se of Tamarack Flat, ca 1 1/2 miles (air) nw of Little Grass Valley Reservoir dam, ca 4 1/2 miles (air) northwest of La Porte. 1709 Comment
  JEPS107926  Juncus nevadensis Lowell Ahart, John Dittes 2005-9-19 12398 Plumas Along the sides of a good dirt road, about 1 1/4 miles east of Kettle Rock, about 1 1/4 miles southeast of Taylor Lake 1989 Comment
  SD192839  Juncus nevadensis var. nevadensis Lowell Ahart 2008-8-13 15158 Plumas North edge of La Porte Road, nmorth of East Branch Creek, ca. 1.75 miles south of Little Grass Valley Reservoir, ca. 1.0 mile northeast of La Porte. 1613 Comment
  RSA716797  Juncus occidentalis L. Ahart, John Dittes 2005-9-20 12450 Plumas On the south side of forest road 27N34, about 1 mile northeast of Eisenheimer Peak, about 3/4 mile south of Wilcox Valley. 2005 Comment
  CHSC92197  Juncus orthophyllus Lowell Ahart; John Dittes 2005-9-19 12418 Plumas Along the west side of a good dirt road, about 1 1/4 miles southeast of Kettle Rock, about 1 1/4 miles southeast of Taylor Lake. 1998 Comment
  JEPS122102  Juncus oxymeris Lowell Ahart 2014-8-24 19759 Plumas Center of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. Comment
  CHSC108105  Juncus parryi Lowell Ahart 2011-9-20 17690 Plumas Moist open area around a primitive campsite, on the south side of the poor dirt road on the north side of Pilot Peak, about 9 miles (air) northeast of La Porte. 2072 Comment
  CHSC41444  Juncus parryi Lowell Ahart 1986-7-8 5358 Plumas Around a small seep, near an open bare serpentine area, about 1 mile northwest of Pilot Peak, about 14 miles northeast of La Porte. 1950 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
  CHSC102044  Juncus tenuis Lowell Ahart; John Dittes, Josephine Guardino 2009-7-29 16209 Plumas On dry rocky soil, drainage from a snow lake, on the south side of Forest Road 26N67F3, 1.2 miles (air) northeast of Rush Creek Hill, 2.6 miles (air) east-southeast of Caribou Powerhouse. 1677 Comment
  CHSC102670  Juncus tenuis Lowell Ahart; John Dittes 2009-9-7 16390 Plumas On damp bare soil, below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam. 1591 Comment
  CAS-BOT-BC81076  Juniperus communis Rimo Bacigalupi 1929-7-10 1675 Plumas Gold Lake Region 2103 Comment
  CAS-BOT-BC85337  Juniperus occidentalis Pierson Durbrow 1918-7-1 s.n. Plumas Gray Eagle Canyon [Canon] Comment
  LA41755  Kalmia polifolia C. W. Hollis; 1928-6-30 sn Plumas Mt. Lassen National Forest, Drakesbad Comment
  CHSC25748  Kalmia polifolia subsp. microphylla John Steiner 1977-6-15 75 Plumas Lassen Volcanic National Park. 0.5 km n King's Creek and 2.3 km e Lake Helen. 2292 Comment
  CHSC70815  Keckiella lemmonii B. Castro; R. Zebell, R. Fallscheer 1989-8-15 393 Plumas Ca 6 air mi S of Bucks Lake, ca 0.15 mi W of USFS Rd 23N15, in upper end of tributary to Arkansas Ravine. 1621 Comment
  NY790350  Keckiella lemmonii P. P. Lowry II 1977-7-5 818 Plumas South of Tobin on State Highway 70 Comment
  NY790366  Keckiella lemmonii R. C. F. Bacigalupi 1955-7-22 5436 Plumas Tobin, in the Feather River Cañon 548.6 Comment
  CHSC24264  Kelloggia galioides K. R. Stern 1975-7-23 Plumas W side of Lake Almanor. Comment
  CAS-BOT-BC340345  Kyhosia bolanderi John Thomas Howell 1926-7-31 2172 Plumas Near Prattville 1463 Comment
  CAS-BOT-BC340351  Kyhosia bolanderi Lewis S. Rose 1932-9-6 32629 Plumas Wade Lake 1981 Comment
  CAS-BOT-BC340350  Kyhosia bolanderi Lowell Ahart 1987-10-16 5915 Plumas Near Buckhorn Creek, about 4 miles south-west of Bucks Lake 1676 Comment
  JEPS7375  Kyhosia bolanderi W. L. Jepson 1929-7-29 19283 Plumas between Fales Hill and Chaparral Hill; Spanish Creek headwaters 1584 Comment
  JEPS95145  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
  SBBG119867  Lagophylla ramosissima L. Ahart, J. Dittes 2003-8-8 10480 Plumas W side of Beckwourth Calpine Rd, ca. 50 yds N of Western Pacific Railroad, ca. 0.5 air mi SW of Beckwourth; Sierra Valley; T23N R14E S26 SW/4 1478 Comment
  PASA1969  Lappula californica Margaret Stason 1932-6-22 Plumas Lake Almanor Comment
  SEINET5327278  Lathyrus lanszwertii P. A. Lehenbauer 1925-5-31 1789 Plumas Clover Valley, Plumas National Forest Comment
  SEINET10776288  Lathyrus latifolius D. G. Kelch 2006-6-20 Kelch 06 .257 Plumas Along road at base of cliff about 15 miles E of Oroville. Mark 83. 610 Comment
  UCD106348  Lathyrus latifolius Matt Georgeff 1992-5-16 11 Plumas 0.7 mi. from French Bar, Feather R. 731 Comment
  CHSC58029  Lathyrus nevadensis var. nevadensis Vernon H. Oswald 1992-5-21 4946 Plumas Warner Valley on the N side of Hot Springs Creek just within the park boundary. 1606 Comment
  CAS-BOT-BC205058  Lathyrus sulphureus A. A. Heller 1913-6-13 10833 Plumas Near Quincy 1066 Comment
  CHSC55694  Lathyrus sulphureus Steven Triano 1988-4-17 55 Plumas Along n side of Hwy. 89, ca 3.3 mi n of its jct. with Hwy. 70. 1005 Comment
  UCD106432  Lathyrus sulphureus A. A. Heller; P. B. Kennedy 1907-7-12 8826 Plumas Between Taylorville and Crescent Mills. Comment
  CAS-BOT-BC321053  Layia glandulosa Alice Eastwood 1918-5-25 6991 Plumas Portola Comment
  SEINET228556 Image available Leersia oryzoides Lowell Ahart 1981-9-6 3116 Plumas 0.5 miles SW of the intersection of Hwy 89 and Arlington Rd about 1.5 mi SW of Crescent Mills; along the banks of India 1200 Comment
  SEINET10465998  Lemna minor Mary Susan Taylor 1981-8-5 Taylor 4167 Plumas 1069 Comment
  JEPS115904  Lemna minuta Lowell Ahart, John Dittes, Josephine Guardino 2009-7-21 16118 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-BC534927  Lemna minuta M. S. Taylor; M. Foster 1981-2-6 3831 Plumas Spring garden quad, w side of Williams Loop, 0.2 mi se of Spring Garden overpass, ca. 7.5 mi se of Quincy. 1188 Comment
  CHSC97097  Lemna trisulca Lowell Ahart; Josephine Guardino 2007-7-21 14357 Plumas On and under water, along a small stream, near a spring, open dry flat, south of the dirt road, about 1/2 mile (air) south of Bagley Pass, about 400 yards north of Lake Davis. 1787 Comment
  CAS-BOT-BC527312  Lemna trisulca Herbert L. Mason 1955-7-30 14638 Plumas Near Chester Comment
  UC1101260  Lemna trisulca Herbert L. Mason 1955-7-30 14638 Plumas near Chester Comment
  UC1101271  Lemna turionifera Malcolm A. Nobs, S. Galen Smith 1949-8-19 1397 Plumas 2 mi s of Greenville (Indian Valley); Indian Valley Comment
  CAS-BOT-BC88839  Lepidium campestre John Thomas Howell 1976-7-16 51901 Plumas Sierra Nevada. Spanish Creek at mouth of Wapaunsie Creek. 1097 Comment
  CAS-BOT-BC88841  Lepidium campestre Lewis S. Rose 1963-6-3 63107 Plumas Butterfly Valley, 2 miles southwest of Keddie. 883 Comment
  JEPS100355  Lepidium densiflorum var. macrocarpum Dean W. Taylor 2001-6-28 17823 Plumas 2 air mi E of Frenchman Lake (Snow Lake, on edge of Forest Road 24N44); Sierra Nevada, Diamond Mountains 1859 Comment
  JEPS90388  Lepidium dictyotum var. acutidens Dean Wm. Taylor with Glenn Clifton 1990-6-26 11186 Plumas Dyson Lane ca. 1.5 mi e junction of road A23; Sierra Valley 1432 Comment
  CAS-BOT-BC89494  Lepidium heterophyllum John Thomas Howell; Gordon H. True 1973-7-31 50082 Plumas Sierra Nevada. Summit ridge of Thompson Peak. Diamond Range. 2362 Comment
  UCD115845  Lepidium perfoliatum E. Sawyer 1935-6-10 86 Plumas 2 1/2 miles S.S.W. of Sugarloaf. 1493 Comment
  UC1123925  Leptodactylon pungens A. Lewis 1934-6-12 468 Plumas 4 1/2 mi nw Lexington Hill; Plumas National Forest, Bidwell Bar, nw of Lexington Hill Comment
  UC1123933  Leptodactylon pungens E. Sawyer 1935-6-18 125 Plumas 5 mi sse Crow; Plumas National Forest, Sierraville Quadrangle 2011 Comment
  UC572593  Leptodactylon pungens G. T. Nordstrom 1934-7-9 193 Plumas one and one half mi n Grizzly Hill; Plumas National Forest, Bidwell Bar Quad., n Grizzly Hill 1584 Comment
  SEINET14161666  Leptosiphon ciliatus A. A. Heller, P. B. Kennedy 1907-7-3 8709 Plumas [Sierra Nevada] Hills above Red Clover Valley Comment
  CHSC53159  Leptosiphon harknessii L. P. Janeway 1989-6-14 3310 Plumas Plumas National Forest. On southerly side of Red Clover Valley. 1685 Comment
  CHSC97598  Leptosiphon harknessii Lowell Ahart; John Dittes 2007-6-16 14126 Plumas Gravel bars along a small stream, on the south side of County Road 111 (Beckwourth Genesee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1647 Comment
  SEINET4566953 Image available Leucocrinum montanum James R. Shevock 1985-5-19 11173 Plumas Northern Sierra Nevada. Plumas National Forest, along road 26N70 at Red Clover Valley, and 3.3 miles south of junction with road 28N01. 1800 Comment
  CAS-BOT-BC59607  Leucothoe davisiae John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1967-7-10 2156 Plumas Beargrass Glade. Butterfly Botanical Area and Vicinity. 1127 Comment
  CHSC21210  Leucothoe davisiae F. T. Griggs; A. Pass 1975-7-23 245 Plumas Cape Lake. Comment
  RSA121947  Leucothoe davisiae G. T. Nordstrom 1934-7-3 183 Plumas 2 miles northwest of Mount Ararat. 1616 Comment
  SD46618  Leucothoe davisiae Robert J. Weatherby 1950-8-11 1523 Plumas Along springy area, Mt. Elwell, Lakes Basin area. 2225 Comment
  UC586931  Leucothoe davisiae Joseph Andorfer Ewan 1934-6-27 8188 Plumas Bear Lake; Mount Ewell Region, Bear Lake 2133 Comment
  RSA62071  Lewisia cantelovii G. B. Youngs 1943-6-3 s.n. Plumas 2.5 miles up Feather River Canyon form Belden. 915 Comment
  UC688918  Lewisia cantelovii George B. Youngs 1943-6-3 Plumas 2 1/2 mi up n fork of Feather River from highway Belden; Feather River 914 Comment
  CHSC110268  Lewisia kelloggii subsp. hutchisonii L. P. Janeway 2012-6-2 10846 Plumas Northern High Sierra Nevada. Plumas National Forest; top of Mt. Ararat, 6.5 km southeast of Bucks Lake. 1833 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
  CHSC21720  Lewisia nevadensis F. T. Griggs; A. Pass 1975-7-17 219 Plumas Buck's Lake. Comment
  CHSC35924  Lewisia nevadensis M. S. Taylor 1982-5-17 4460 Plumas Meadow along creek, jct of rds 22N54 and 22N88, ca. 2 mi se of Portola, n slope of Beckwourth Peak. 1737 Comment
  CAS-BOT-BC444576  Lewisia triphylla Gordon H. True 1964-6-17 1487 Plumas About .2.3 miles north of Cisco Grove at Woodchuck Flat on Rattlesnake Creek 1950 Comment
  CHSC21585  Ligusticum californicum L. M. Mayer; D. E. Brink Jr. 1975-8-12 Plumas Comment
  JEPS14101  Ligusticum californicum W. L. Jepson 1939-8-8 19359 Plumas Quincy 1051 Comment
  UC1100163  Lilaea scilloides Malcolm A. Nobs and S. Galen Smith 1949-8-18 1385 Plumas just s Chester (Last Chance marshes at n end of Lake Almanor); Lake Almanor, Last Chance Comment
  CAS-BOT-BC508262  Lilium columbianum A. A. Heller; P. B. Kennedy 1907-7-15 8856 Plumas Near mouth of Little Grizzly creek below Genessee Comment
  HSC101686  Lilium washingtonianum Dillon North Davis 2013-7-1 31 Plumas 4.8 miles south of FS Road 25N17 from intersection with Highway 70 1576 Comment
  CAS-BOT-BC246073  Limosella aquatica L. P. Janeway 1992-11-16 4312 Plumas Middle Fork Feather River 1.5 mi. west of Beckwourth, Beckwourth Ranger District, Plumas National Forest 1481 Comment
  SEINET10898116  Limosella aquatica Lowell Ahart, Peter Ahart 1985-9-26 Ahart 5171 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
  CHSC117658  Linnaea borealis var. longiflora Lowell Ahart 2016-8-30 21334 Plumas On the east side of Quartz Creek, about one mile northeast of Quartz Hill, about 7 miles (air) northeast if Feather Falls. 1070 Comment
  CHSC43340  Linnaea borealis var. longiflora Lowell Ahart 1975-7-2 839 Plumas About 7 miles north of the Sly Creek Dam. 914 Comment
  CAS-BOT-BC111971  Lipocarpha micrantha Clarence Roy Quick 1952-9-5 52 -296 Plumas Wet place NW of Almanor. Comment
  JEPS114935  Listera convallarioides Lowell Ahart 2008-7-16 15091 Plumas On the east 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
  UC336571  Listera convallarioides J. G. Lemmon Plumas Butterfly Valley Comment
  UC338835  Listera convallarioides Lemmon Plumas Butterfly and Tahoe Comment
  UC1135294  Lithocarpus densiflorus var. echinoides D. Axelrod 1934-6-5 2 Plumas 2 mi sw American House; Plumas National Forest, Bidwell Bar Quad. 1341 Comment
  SEINET10482998  Lithophragma Mary Susan Taylor 1982-5-27 Taylor 4553 Plumas T24N R8E ne sec 23. Bucks Lake NE quad. W side of Deans Valley Rd (24N29), ca. 0.7 mi s of its jct with Bucks Lake Rd, ca. 1 mi e of Meadow Valley. 3800 ft. 1158 Comment
  CAS-BOT-BC293725  Lithophragma parviflorum Mona Bourell; Bob Patterson 1982-5-15 1738 Plumas Beckworth, Sierra Valley Marsh Comment
  CAS-BOT-BC428427  Lithophragma parviflorum Ella Dales Cantelow 1941-5-18 4331 Plumas 1 mi. w. of Mohawk Rd. to Johnsville. 1463 Comment
  RSA101447  Lithophragma parviflorum R. Weatherby 1955-7-2 1592 Plumas Wilcox Valley. 1768 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
  CAS-BOT-BC428433  Lithophragma tenellum Gladys L. Smith 1976-6-7 4599 Plumas Secondary road betw. Rte. 70 and La Porte 1950 Comment
  SEINET12215667  Lithophragma tenellum Unknown 1978-1 15 Plumas ca 0.2 mi S jct Hwy 70 & Bucks Lake Rd, ca 0.5 mi NW of Boyle Ravine Comment
  CAS-BOT-BC317309  Lithospermum californicum Ella Dales Cantelow 1941-5-21 3481 Plumas Road to Meadow Valley, about 8 miles W of Quincy. 1173 Comment
  UC1485817  Lomatium hendersonii G. Ledyard Stebbins 1982-6-14 C 202 Plumas S of Susanville (Diamond Mountain Ridge) 2225 Comment
  CHSC112529  Lomatium nudicaule B. Castro; L. P. Janeway 2009-6-7 1786 Plumas Northern High Sierra Nevada. Upper watershed of Thompson Valley, ~ 1.5 mi NNW of the mouth of McReynolds Creek at Red Clover Creek. Along USFS Rd 25N05 (Squaw Valley Rd) 200 ft W of its jcn with small dirt rd to lower Thompson Valley. 1700 Comment
  SJSU4149  Lomatium nudicaule C. W. Sharsmith & W. Savage 1967-5-20 7519 Plumas near S base The Buttes c. 7 mi W of Vinton, Sierra Valley 1524 Comment
  CHSC65095  Lonicera conjugialis Vernon H. Oswald; Lowell Ahart 1995-7-24 7103 Plumas Caribou Wilderness N of Chester, at the SW end of Indian Mdw. On the trail from Hay Mdw. To Beauty Lake. 1950 Comment
  CHSC101918  Lotus corniculatus Lowell Ahart; John Dittes 2009-7-14 16077 Plumas Scraped clearing on the east side of Forest Service Road 26N22 and Forest Service Road 26N221, about 2.6 miles (air) southeast of Seneca, about 6 1/2 miles (air) south of Lake Almanor Reservoir Dam. 1607 Comment
  CHSC75496  Lotus corniculatus G. B. Barbe; J. T. Howell, T. C. Fuller 1981-6-24 3187 Plumas Mt. Hough-Crystal Lake Road at junction of Howells Road to Tollgate Creek, 2.5 miles northeast of Quincy Junction. 1280 Comment
  UC1586414  Lotus crassifolius Vernon H. Oswald and Lowell Ahart 1991-6-18 4679 Plumas ca 4 mi air n Greenville (Forest Rd 28N38, 3.4 mi ene of its junction with County Rd 201 (Old Haun Rd)) 1609 Comment
  JEPS115081  Lotus crassifolius var. crassifolius Lowell Ahart, John Dittes 2009-7-13 16044 Plumas On dry soil, on the west 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
  SEINET5736942 Image available Lotus incanus Lowell Ahart, Peter Ahart 1985-1 5095 Plumas About 0.5 mile E of Cement Creek, about 0.5 mile N of Onion Valley Creek, and about 4 miles NW of Pilot Park.; Cement Creek 1829 Comment
  UC81105  Lotus pinnatus Mrs. R. M. Austin 1876-1 Plumas Indian Valley Comment
  CDA27293  Lotus purshianus D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-2 6 .279 Plumas On route 70 W of Storrie on sunny south-facing cliff Comment
  CHSC103130  Lotus purshianus var. purshianus Lowell Ahart; John Dittes, Josephine Guardino 2009-7-21 16113 Plumas West of a man made depression, about 20 yards east of Forest Service Road 27N26, about 1000 feet northwest of Powerhouse at the north end of Butt Valley Reservoir, about 3 miles (air) southwest of Lake Almanor. 1302 Comment
  JEPS114366  Lotus purshianus var. purshianus Lowell Ahart 2008-9-10 15381 Plumas On the sides of Onion Valley Creek, in the northeast part of Onion Valley, about 3/4 mile northwest of Pilot Peak, about 1/2 mile east of the Quincy La Porte Road, about 9 1/2 miles (air) northeast of La Porte 1916 Comment
  UC862216  Lotus purshianus var. purshianus A. A. Heller 1938-7-2 15231 Plumas just n Quincy (near the river bridge) 1097 Comment
  JEPS85683  Lupinus W. L. Jepson 1939-8-10 19368 Plumas Blairsden Comment
  CHSC21180  Lupinus adsurgens F. T. Griggs; A. Pass 1975-7-17 216 Plumas Buck's Lake Forest Service Survey. Comment
  UCR274624  Lupinus adsurgens Daisie Huang 2006-8-11 60811- 04 Plumas Rattlesnake Creek, north of Hwy 70 1284 Comment
  SEINET10416298  Lupinus albicaulis Unknown 1973-6-5 421 Plumas Plumas County 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
  RSA430408  Lupinus albicaulis subsp. wolfianus M. L. Conrad, LeDoux, Kenney 1973-6-5 7050 Plumas Plumas National Forest of Hwy. 70. 1067 Comment
  SEINET10544040  Lupinus albicaulis subsp. wolfianus J. C. Downey 1964-6-28 Downey 11 B Plumas Crescent mill. Host lupine a glabrous 1082 Comment
  CHSC21528  Lupinus arbustus D. Brink; L. Mayer 1975-7-8 Plumas Buck's Lake Forest Service Survey. Comment
  CHSC60088  Lupinus arbustus L. P. Janeway; Garrett Gibson 1991-7-9 4068 Plumas Plumas National Forest. Along road from Laufman to Frenchman Lake, 1.1 mi south of turn to Meadowview; just southwest of Sugarloaf and east side of head of Little Last Chance Creek. 1828 Comment
  JEPS65305  Lupinus arbustus W. L. Jepson 1910-6-5 4062 Plumas Warner Valley 1524 Comment
  UC501351  Lupinus arbustus H. E. and S. T. Parks June, 1928 240 Plumas Drakesbad , Drakesbad (Lassen National Park) Comment
  UC170959  Lupinus arbustus H. M. Hall 1912-7-9 9313 Plumas Sierra Nevada Mountains, Long Lake. Comment
  RSA30591  Lupinus arbustus subsp. silvicola J. T. Howell 1951-6-28 27699 Plumas Eureka Peak. 2134 Comment
  UCD106795  Lupinus argenteus var. argenteus E. W. Jameson 1949-5-6 s.n. Plumas Expt. Station in Quincy. 1097 Comment
  CHSC910  Lupinus argenteus var. heteranthus D. Crummett 1937-5-14 Plumas Near Quincy. 1036 Comment
  CHSC92277  Lupinus argenteus var. meionanthus John Dittes 2005-7-11 1211 Plumas Northern High Sierra Nevada Range; Drainage of Smith Creek; ca. 12.7 air-miles north x northeast of Taylorsville, ca. 5.3 air-miles southwest of Diamond Mountain, ca. 4.6 air-miles southeast of Indicator Peak; southwest-facing slope on north side of Smith Creek, ca. 0.5 mile northeast of confluence of Smith Creek and East Branch Lights Creek, upslope (north) of FS Road 28N03. 1498 Comment
  UC1129503  Lupinus argenteus var. meionanthus E. Sawyer 1935-6-27 165 Plumas Charlies Valley; Plumas National Forest, Sierraville Quad. Comment
  SFV11546  Lupinus bicolor M. L. Vincent 1968-6-10 868 Plumas Sierra Nevada Feather River Highway 70 at mouth of Chambers Creek, North Fork Feather River. 610 Comment
  CHSC35934  Lupinus breweri M. S. Taylor 1982-6-10 4630 Plumas In sand on road, ca. 1 mi ne of Mapes Canyon, ca. 3 air mi nnw of Beckwourth. 1798 Comment
  RSA0077083  Lupinus breweri Daisie Huang 2006-8-11 06081101 Plumas Rattlesnake Creek, N of Hwy 70. 72 Comment
  CAS-BOT-BC196669  Lupinus breweri var. breweri J. G. Lemmon 1887-9-1 s.n. Plumas Above Sierra Valley Comment
  CHSC61732  Lupinus breweri var. breweri L. P. Janeway; Jim Battagin, Rob Russell 1993-8-4 4493 Plumas Plumas National Forest. At Lovejoy site. Just north of the confluence of Blakeless Creek and Little Grizzly Creek; along Road 112. 1783 Comment
  POM181086  Lupinus caudatus P. B. Kennedy, A. A. Heller 1907-7-3 8740 Plumas Hills above Red Clover Valley. 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
  SEINET10490605  Lupinus caudatus subsp. caudatus J. D. Detzer, M. Sacks 1977-7-14 Detzer 21 Plumas Corolla purple and white. Abundant on dry gravelly soil in open area at edge Of montane coniferous forest, ca 3.5 km ne of squaw pk., On e bank of Unimproved usfs road. Sec 1, t25n, r14e. Assoc.: Lupinus latifolius, Castilleja applegatei, achillea lanulosa, wyethia mollis, monardella Odorissima. 1973 Comment
  SEINET12161689  Lupinus confertus Detzer 1977-1 21 Plumas ca 3.5kmNE of Squaw Pk., E bank of unimproved USFS rd. Sec 1 T25N R14E 601 Comment
  CAS-BOT-BC215355  Lupinus dalesiae M. S. Taylor 1982-5-25 4526 Plumas S side of 23N12, ca. 8 miles E of its jct with 23N52, ca 0.75 mile W of McDermott Ravine, 1.5 miles NE of Sloat 1371 Comment
  CAS-BOT-BC215385  Lupinus dalesiae M. S. Taylor 1982-6-3 4605 Plumas S side of Poplar Creek Road (23N 08), 0.1 mile E of bridge, ca. 1 mile S of Sloat 1280 Comment
  CAS-BOT-BC215396  Lupinus dalesiae Robert J. Weatherby 1955-7-26 1660 Plumas Spanish Peak, near Meadow Valley 2164 Comment
  CAS-BOT-BC215399  Lupinus dalesiae L. P. Janeway 1990-6-12 3714 Plumas Along Rattlesnake Creek, ca. 0.1 mile N of Highway 70/89; vicinity of Long Valley, Sloat 1417 Comment
  CAS-BOT-BC215416  Lupinus dalesiae Mrs. H. C. Cantelow 1949-6-10 s.n. Plumas Meadow Valley Comment
  CAS-BOT-BC215419  Lupinus dalesiae Gladys L. Smith 1976-6-7 4591 Plumas Central area of summit ridge, secondary road from Route 70 to La Porte 1950 Comment
  CHSC35905  Lupinus dalesiae M. S. Taylor 1982-6-23 4719 Plumas S side of 23N43Y, 2.4 mi w of its jct with Peoria Creek Rd (23N10), ca. 1 mi s of English Bar, ca. 6 mi sw of Cloat. 1402 Comment
  CHSC35908  Lupinus dalesiae M. S. Taylor 1982-6-17 4701 Plumas N side of 23N09.1- Eureka Ridge Rd, 0.2-0.3 mi w of its jct with Popular Creek Rd (23N08), s of Sloat. 1402 Comment
  CHSC88822  Lupinus dalesiae L. Hanson 1983-6-7 198 Plumas Plumas National Forest. Grays Flat. 1341 Comment
  JEPS109610  Lupinus dalesiae Dean Wm. Taylor, Tom Engstrom 2002-6-19 18162 Plumas minor drainage just south of Greenhorn Creek, ca. 1 air mile East of the Williams Loop and Highway 70, ca. 400 feet due south of the marked quarter-corner 1249 Comment
  JEPS114511  Lupinus dalesiae Lowell Ahart 2008-6-5 14810 Plumas Steep west bank of the South Fork of the Feather River, about 1/8 mile southwest of the Feather Fork Mine, about 1 1/3 miles northeast of Little Grass Valley Reservoir 1645 Comment
  RSA71299  Lupinus dalesiae L. S. Rose 1951-6-28 s.n. Plumas Above Eureka Lake, north of Johnsville 2073 Comment
  SEINET10485193  Lupinus dalesiae Mary Susan Taylor 1982-5-26 Taylor 4540 Plumas T24n r10e nw1/4nw1/4 sec 34. Spring garden quad. Open cobbly phyllite rd Embankment, w side of quincy-laport rd, 4.1 mi n of nelson creek bridge, ca 3.5 Mi. W of spring garden. Assoc: sedum spathulifolium purdyi, rumex acetosella, Chaenactis douglasii. 1341 Comment
  SEINET10485195  Lupinus dalesiae Mary Susan Taylor 1982-7-17 Taylor 4689 Plumas T23n r11e sw1/4nw1/4 sec 17. Blue nose mt quad. On open bare phyllite Roadcut, s side of 23n44y, 0.2 - 0.3 mi. W of its jct with bell bar creek rd (23N50y), ca 2 air mi. Sw of sloat. With collinsia torreyi, rives nevadense. 1494 Comment
  SEINET10485201  Lupinus dalesiae Mary Susan Taylor 1982-5-25 Taylor 4528 Plumas T23n r11e ne1/4se/14 sec 17. Blue nose mt quad. Corolla yellow. Steep Roadcut on phyllite, w side of peoria creek rd (23n10), 2.1 - 2.2 mi. W of its Jct with poplar creek near sloat. With acer macrophyllum, calocedrus Decurrens. 1341 Comment
  SEINET10970248  Lupinus dalesiae Mary Susan Taylor 1982-6-21 Taylor 4887 Plumas T24n r10e e1/2se1/4 sec 7. Quincy quad. American valley, on ne side of hills S of greenhorn creek, ca 1.5 mi. Ne of quincy. Mixed evergreen forest; with Erigonum nudum, lupinus grayi, apocynum pumilum. 1067 Comment
  SEINET10973214  Lupinus dalesiae Mary Susan Taylor 1982-6-1 Taylor 4575 Plumas T24N R9E se/ne & sw/nw sec 11. Quincy quad. On e side of Hwy 70, ca. l mi n of Quincy. Indian Hill area. 3600 ft. 1097 Comment
  UCSB63568  Lupinus formosus Jokerst, James 1985-6-10 Plumas Indian Creek Small Hydro Survey; upper edge of reconstruction zone of Hwy. 70: T26N R9E NE1/4 NW1/4 Sect. 35 Comment
  CAS-BOT-BC323942  Lupinus grayi M. S. Taylor 1982-5-13 4435 Plumas Open cut roadbank across from parking area; Gansner Park, Quincy. 1036 Comment
  JEPS85926  Lupinus grayi L. P. Janeway 1990-6-6 3699 Plumas ca 1/2 mi e Rattlesnake Creek (and ca 1/2 mi n of Hwy 70/89, vicinity of Sloat, forested flat on n side of Long Valley); Plumas National Forest, Mt. Ingalls Quad. 1356 Comment
  SEINET10490336  Lupinus grayi Mary Susan Taylor 1982-6-2 Taylor 4597 A Plumas Along 23N11, on loop through Cogswill Ravine, on road cut, 3.2 mi. NE of Jackson Creek Campground, ca 5 air mi N of mohawk. 1737 Comment
  SEINET10937187  Lupinus grayi Mary Susan Taylor, M. Foster 1981-6-3 Taylor 3833 A Plumas N side of Rd 23N11, ca. 3 mi S of Happy Valley, near head of Cogswell Ravine, ca. 2 air mi E of Cromberg on Hwy 70. 1768 Comment
  SBBG9164  Lupinus lepidus var. confertus H. and M. Dearing 1938-7-2 2267 Plumas Feather River Hwy Comment
  UC149982  Lupinus lepidus var. confertus Katharine Brandegee 1911-7-30 Plumas Portola Comment
  UC83103  Lupinus lepidus var. confertus D. Cleveland 1882-7-21 135 Plumas Prattville; Prattville, Garden Enclosure Comment
  SBBG128049  Lupinus lepidus var. sellulus L. Ahart, J. Dittes, J. Guardino 2009-7-22 16136 Plumas W side of Forest Service Rd 27N92K, E side of Long Valley, ca. 3.5 mi WSW of Greenville, ca. 5.2 mi SE of Lake Almanor Dam 1606 Comment
  SEINET10488784  Lupinus meionanthus Taylor 1981-7-29 Taylor 4146 Plumas Genesee valley quad. T.25n, r.11e, sec.12 (se 1/4). Both sides of 25n42c, 1.4 Mi ne of its jct with 25n42--flournoy grade, ca 4 mi e of genesee. Associates: Sitanion hystrix, ceanothus cordulatus. 1707 Comment
  CHSC62357  Lupinus obtusilobus B. Castro 1990-7-30 435 Plumas Ca 4.5 mi SW of Bucks Lake, along both sides of the Oro-Quincy Hwy near the 'French Hotel' area. 1722 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
  UC1129663  Lupinus obtusilobus G. T. Nordstrom 1934-7-18 103 Plumas 3/4 mi w Silver Lake; Plumas National Forest, Bidwell Bar Quad. Comment
  UC1075912  Lupinus onustus E. K. Balls and L. W. Lenz 1955-5-14 20712 Plumas 3.1 mi n Greenville (along Hwy 89 to Lake Alamdor) 1158 Comment
  SEINET10484153  Lupinus sellulus var. artulus Mary Susan Taylor 1982-6-11 Taylor 4638 Plumas T28N R7E nw/se sec 5. Chester quad. S side of Hwy 36, w side of Lake Almanor, ca. 0.5 mi e of Chester. 4500 ft. 1372 Comment
  CHSC13596  Lupinus stiversii J. Pitts 1972-4-29 179 Plumas 9 mi ne of Poe Power Dam on Hwy. 70, on uphill side of the road. Comment
  CAS-BOT-BC436596  Luzula cascadensis Mary Strong Clemens 1938-7-4 s.n. Plumas Greenville Comment
  POM290431  Luzula comosa Lyman Benson 1932-7-29 4009 Plumas Buck Lake, Sierra Nevada Mountains. Feather River Drainage Area. 2134 Comment
  RSA101477  Luzula comosa R. Weatherby 1955-6-26 1544 Plumas Mud Lake, Lakes Basin Area. 2104 Comment
  CAS-BOT-BC436679  Luzula comosa var. laxa Robert J. Weatherby 1955-6-26 1544 Plumas Mud Lake, Lakes Basin area 2103 Comment
  CAS-BOT-BC436676  Luzula comosa var. laxa John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-23 54173 Plumas Sierra Nevada: Long Valley at road to Maxwell Mine 1633 Comment
  CAS-BOT-BC436681  Luzula comosa var. laxa George W. Gillett 1957-7-17 787 Plumas Lassen Volcanic National Park. Gully running into the inlet of Willow Lake 1767 Comment
  CHSC90290  Luzula parviflora L. P. Janeway 1994-3-24 4746 Plumas Northern High Sierra Nevada. Small tributary of South Fork Rock Creek at Deanes Valley Campground. 1298 Comment
  UC335479  Luzula spicata unknown Aug 1874 Plumas Comment
  CHSC50419  Lysimachia thyrsiflora Vernon Oswald 1990-6-24 4317 Plumas Willow Lake located southeast of Drakesbad, just south of the boundary of Lassen Volcanic National Park. Uncommon in wet meadow just below the beaver dam at the outlet of the lake. 1676 Comment
  CHSC113636  Lythrum portula Lowell Ahart 2014-8-31 19814 Plumas On the west side of Black Rock Creek, about 250 yards south of the foot bridge across Black Rock Creek, about 250 yards south of the Black Rock, Little Grass Valley Reservoir, about 4 1/2 miles (air) northwest of La Porte. 1536 Comment
  JEPS110332  Lythrum portula Lowell Ahart 2006-10-8 13416 Plumas On the east bank of Chips Creek, southeast of the bridge on Highway 70, on the north side of the North Fork of the Feather river, about 1 1/4 miles southwest of Belden 715 Comment
  CAS-BOT-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-BC343784  Madia elegans David D. Keck 1932-7-3 1620 Plumas North of Spanish Creek. Quincy, in the Northern Sierra Nevada 1065 Comment
  CAS-BOT-BC342856  Madia glomerata M. S. Taylor 1982-8-10 4958 Plumas N side of Hwy 89, s end of Lake Almanor, ca. 1 mi w of Canyon Dam 1371 Comment
  CAS-BOT-BC342859  Madia glomerata M. S. Taylor 1981-8-31 4253 Plumas S side of Hwy 89, ca. 0.5 mi s of Clio 1341 Comment
  CAS-BOT-BC342871  Madia glomerata John Thomas Howell; Gordon H. True 1973-7-31 50140 Plumas On road from Janesville to Thompson Peak. Diamond Range 1905 Comment
  CDA13996  Madia glomerata G. F. Hrusa, T. D. Wilfred 1996-8-1 13453 Plumas Sierra Nevada; immed. E of Brady's Camp. Pine Creek Valley, ~ 1/2 mi. NE Argentine Rock. Comment
  CDA8266  Madia glomerata L. Ahart, J. Dittes 2005-9-19 12401 Plumas Along the sides of a good dirt road, about 1 1/4 miles east of Kettle Rock, about 1 1/4 miles southeast of Taylor Lake. Comment
  CHSC115897  Madia glomerata L. P. Janeway 2015-7-29 11807 Plumas Northern High Sierra Nevada. Plumas National Forest; Sawpit Flat, along the road to Cleghorn Bar 2.5 road-km northwest of La Porte-Quincy Road; between Bird Creek, Onion Valley Creek, and Finger Board. 1926 Comment
  RSA201259  Madia glomerata J. T. Howell 1960-7-18 35601 Plumas Drakesbad. Lassen Volcanic National Park. 1677 Comment
  SBBG21778  Madia glomerata D. Myrick 1964-7-21 893 Plumas E of trail parking area, Drakesbad 1737 Comment
  CAS-BOT-BC342870  Madia glomerata John Thomas Howell 1959-9-25 35034 Plumas 3 miles southwest of Spring Garden Comment
  JEPS40373  Madia glomerata W. L. Jepson 1939-8-16 19440 Plumas Delleker Comment
  CAS-BOT-BC343273  Madia gracilis John Thomas Howell 1955-7-20 30859 Plumas Mohawk 1371 Comment
  CDA13944  Madia gracilis G. F. Hrusa 1997-6-26 13883 A Plumas Sierra Nevada; Open flats 1/2 mi. NE of intersection of Hwy 70 and Rattlesnake Creek Rd (to N; USFS 508)/and Sloat Rd. (to S). Comment
  JEPS113596  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
  SD8619  Madia gracilis Daniel Cleveland 1882-7-22 Plumas Practorville Comment
  UCD134279  Madia gracilis Frederica Bowcutt 1985-6-6 533 Plumas About 15 air miles NE of Quincy 0.2 mile SE of Drum Bridge. Immediately north of Red Clover Creek and Beckwourth Genesee Road. Comment
  UCD134320  Madia gracilis Lewis S. Rose 1967-7-12 67170 Plumas Quincy. 1036 Comment
  UCD23348  Madia gracilis E. W. Jameson 1949-6-17 s.n. Plumas 6 miles north of Keddie. 1371 Comment
  SDSU11969  Maianthemum stellatum R. M. Beauchamp 1965-7-17 Plumas Growing in shady area subject to flooding in field next to Feather River, 1/2 mile north of Chester. Comment
  JEPS29184  Malacothrix floccifera Lauramay T. Dempster 1961-6-15 1457 Plumas s of Graeagle; Graeagle Estates 1524 Comment
  SEINET10475285  Malacothrix floccifera Mary Susan Taylor 1981-7-27 Taylor 4141 Plumas T25N R11E NW 1/4 sec 12. Genesse Valley quad. On granite embankment E side of 25N42 Flournoy Grade, 1.3 mi S of Flour- noy Bridge, ca. 3 mi E of Genesse. 4400 ft. 1341 Comment
  UC1536765  Malacothrix floccifera G. H. True 1938-7-14 958 Plumas top of Milford Grade Milford Grade 1828 Comment
  JEPS68658  Malva neglecta W. L. Jepson 1924-7-25 10640 Plumas Meadow Valley 1158 Comment
  UCSC000629  Marrubium vulgare C. W. Hanks 1934-8-16 53 Plumas Sierraville, Upper Long Valley, Plumas National Forest 1676 Comment
  CAS-BOT-BC71088  Marsilea vestita Greg Sommers 1976-6-9 108 Plumas Sierra Valley 1487 Comment
  CAS-BOT-BC71085  Marsilea vestita John Thomas Howell 1962-6-19 37856 Plumas Alkaline Flat, 5.5 miles E. of Beckwourth 1493 Comment
  JEPS116142  Marsilea vestita subsp. vestita Lowell Ahart, John Dittes 2009-9-7 16373 Plumas Below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam 1591 Comment
  CAS-BOT-BC348168  Matricaria discoidea Fred Sommers; Greg Sommers 1976-7-13 s.n. Plumas 1 km. se. of metal bridge over Dyson Lane, Sierra Valley Marshes 1524 Comment
  CAS-BOT-BC269224  Melica aristata John Thomas Howell 1976-7-15 51864 Plumas Snake Lake, about 4 miles north-west of Quincy 1219 Comment
  CAS-BOT-BC282085  Melica fugax John Thomas Howell; Gordon H. True 1967-7-11 43346 Plumas Summit ridge of Mount Hough 2194 Comment
  CAS-BOT-BC282096  Melica fugax Alice Eastwood 1918-5-25 6987 Plumas Portola Comment
  CAS-BOT-BC282099  Melica fugax Hans Leschke 1954-7-3 s.n. Plumas Lassen Volcanic National Park. 0.25 mile SE of Boiling Springs Lake 1859 Comment
  CHSC101869  Melica fugax Lowell Ahart; John Dittes, Josephine Guardino 2009-6-15 15905 Plumas About 200 yards west of Lake Almanor Dam, on the north side of the road under the pole line. 1421 Comment
  CHSC60512  Melica fugax L. P. Janeway; Jannice Cutler 1992-5-26 4204 Plumas Plumas National Forest. About 0.1 mi southwest of Lake Davis high water line; 1.0 mi south of Dan Blough Cove. 1767 Comment
  CHSC87821  Melica fugax Lowell Ahart; John Dittes, Josephine Guardino 2004-6-6 11008 Plumas Near a very small flat drainage, on the east side of the logging road, about 3 miles (air) south of Lower Taylor Rock, about 7 miles (air) northeast of Quincy. 1344 Comment
  RSA123524  Melica fugax E. Sawyer 1935-6-27 191 Plumas 1.6 miles ENE of Grizzly Peak 1768 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
  UC1024683  Melica fugax Leo Whitney 1933-8-3 2162 Plumas ca 10 mi nw Portola (Big Grizzly Valley, near source of Freeman Creek); Plumas National Forest, Big Grizzly Valley 1828 Comment
  CHSC80915  Melica stricta Lowell Ahart 2001-7-17 8929 Plumas Outcrops, on the south side of a logging road, south of a small branch of Butt Creek, about 2 1/2 miles (air) north of Humboldt Summit. 1828 Comment
  CAS-BOT-BC264175  Melica subulata John Thomas Howell; Walter Knight; Irja Knight 1966-7-26 1571 Plumas Fern Glen, Butterfly Botanical Area and Vicinity 1097 Comment
  CHSC100039  Melica subulata Lowell Ahart 2008-7-16 15071 Plumas 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
  CHSC63311  Melica subulata Lowell Ahart 1994-6-17 7355 Plumas In a meadow on the east side of Sly Creek, about 1 mile north of Schwartz Meadow, about 1 mile east of Sly Creek Reservoir. 1097 Comment
  RSA754549  Mentha arvensis L. Ahart, John Dittes, Josephine Guardino 2009-7-29 16243 Plumas Below the high water line of Lake Almanor, 1849 feet NW of Lake Almanor Dam. 1591 Comment
  CHSC24283  Mentha canadensis K. R. Stern 1975-7-23 Plumas W side of Lake Almanor. Comment
  JEPS88530  Mentha canadensis Vernon H. Oswald and Lowell Ahart 1996-7-15 8035 Plumas e. side of Last Chance Marsh at n. end of Lake Almanor (ca. 1.4 mi. s. of Last Chance Campground at streams & marshy meadow extending e. from rd. 29N11); High Cascade Range 1371 Comment
  CDA18484  Mentzelia dispersa G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-24 3233 Plumas Sierra Nevada; 0.2 mile south of junction, Mt. Hough-Crystal Lake Road and China Grade (road to Taylorsville). 1737 Comment
  SEINET10871544  Mentzelia laevicaulis Mary Susan Taylor 1981-7-13 Taylor 3993 Plumas 5600 ft. T24N R16E south center sec 33, Frenchman Lake quad; Frenchman Lake Canyon, 0.5 mi S of the dam, ca. 11 mi N of Chilcoot on Hwy 70; Sagebrush Scrub, dry sandy soil in open sun. 1707 Comment
  CDA11848  Menyanthes trifoliata G. F. Hrusa, E. Sandoval 1993-5-3 11136 Plumas Snake Lake Vicinity; Snake Lake. Comment
  CHSC79530  Menyanthes trifoliata G. F. Hrusa; E. Sandoval 1993-5-30 11136 Plumas Snake Lake Vicinity. [Original lat./long. on label is '39 58 N; 120 59 W']. 1250 Comment
  UC1609428  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-BC348336  Micropus californicus Gordon True; Walter Knight; Irja Knight; John Thomas Howell 1969-6-24 2646 Plumas Butterfly Botanical Area and Vicinity. Near homestead in Butterfly Valley proper 1036 Comment
  CAS-BOT-BC349335  Microseris nutans John Thomas Howell; Gordon H. True 1967-7-11 43314 Plumas About 3 miles southeast of Mt. Hough 1706 Comment
  UC92139  Microseris nutans unknown 1892-7-4 Plumas Prattville Comment
  UCR182944A  Microseris nutans G. D. Barbe, T. C. Fuller 1982-7-16 3756 A Plumas Sierra Nevada Mtns, Plumas National Forest: 1.5 miles west of Wheeler Peak and 1 mi south of Beardsley Mine, on forest road 3.8 miles south of Green Flat 1982 Comment
  UC1612408  Mimulus bifidus Plumas Origin: U.S.A., California. Plumas Co.: near Storie Comment
  UC1552710  Mimulus breweri Frederica Bowcutt 1985-6-6 574 Plumas about 15 air mi ne Quincy; Plumas National Forest, Red Clover Creek Comment
  LA209360  Mimulus guttatus Mrs. C. W. Hollis; 1928-6-30 sn Plumas Mt. Lassen National Forest, Drakesbad Comment
  SEINET3840867  Mimulus guttatus G. Douglas Barbe, Thomas C. Fuller 1982-6-17 3856 Plumas East shore of Frenchman Lake, Crystal Fishing Access, marshy arm of the lake at the parking lot, USGS Quadrangle: Frenchman Lake 7.5 1700 Comment
  JEPS1763  Mimulus guttatus Milo S. Baker 1952-5-26 12470 Plumas back of Cottages (at Beldon); Feather River Canyon, Yellow Creek Comment
  JEPS95398  Mimulus moniliformis Lowell Ahart 1994-6-15 7333 Plumas E side 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
  JEPS32699  Mimulus moniliformis Lewis S. Rose 1963-6-2 63081 Plumas 4 mi w Virgilia; North Fork of Feather River, East Branch 762 Comment
  UC725551  Mimulus moniliformis A. A. Heller 1941-5-22 16140 Plumas 2 1/2 mi e Rich Bar (along State Highway #24) Comment
  JEPS122296  Mimulus moschatus Lowell Ahart 2014-8-31 19823 Plumas Along Black Rock Creek, about 200 yards southwest of the foot bridge across Black Rock Creek, about 200 yards southwest of the Black Rock, Little Grass Valley Reservoir, about 4 1/2 miles (air) northwest of La Porte. Comment
  POM273169  Mimulus moschatus Lyman Benson 1932-7-29 4000 Plumas Buck Lake. Sierra Nevada Mtn range. Feather River drainage. 2134 Comment
  RSA169401  Mimulus moschatus L. S. Rose 1963-6-2 63081 Plumas 4 mi. w. of Virgilia. East branch, North Fork of Feather River. 762 Comment
  SEINET10570304  Mimulus moschatus Mary Susan Taylor 1974-7-3 Taylor 291 Plumas Butterfly Valley Botanical Area, ca. 10 mi NW of Quincy on Hwy 70. Associates: Drosera rotundifolia, Darlingtonia californica. 1219 Comment
  CHSC34277  Mimulus nanus var. mephiticus M. S. Taylor 1981-5-10 3664 A Plumas N side of Genesee Valley Rd, ca. 5 mi e of Genesee. 1280 Comment
  RSA165579  Mimulus nanus var. mephiticus Clare B. Hardham 1961-6-15 7426 Plumas Engelmine. 1829 Comment
  RSA185360  Mimulus nanus var. mephiticus Clare B. Hardham 1961-6-15 7401 Plumas Graeagle. Comment
  UCD23263  Mimulus nanus var. mephiticus Louis K. Mann; Pat Mann 1963-6-17 s.n. Plumas Along U.S. Highway 395, 1-2 miles north of the junction with U.S. Alternate 40. Comment
Read comments
Nov 13 2013
  UC615324  Mimulus primuloides Beryl O. Schreiber 1932-7-19 458 Plumas road to Prattville Comment
  JEPS8122  Mimulus torreyi R. H. Platt 1891-1 Plumas near Prattville; Sierras Comment
  POM43902  Mimulus torreyi Marcus E. Jones 1897-7-5 s.n. Plumas Prattville. 1372 Comment
  UC1075732  Mimulus torreyi Robert J. Weatherby 1955-7-21 1647 Plumas near Middle Fork Feather River; Bottle Springs 1615 Comment
  CAS-BOT-BC432981  Mitella breweri Mrs. E. C. Sutliffe 1919-8-1 s.n. Plumas Gold Lake Region Comment
  JEPS95393  Mitella breweri Lowell Ahart 1994-7-22 7504 Plumas on S side of the Pacific Crest Trail, about 1/2 mi E of Mount Etna 1981 Comment
  CAS-BOT-BC432979  Mitella breweri Clarence R. Quick 1953-8-8 53 -113 Plumas South of Meadow Valley Comment
  SEINET10961425  Monardella follettii A. Graff 1993-7-23 Graff 339 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
  RSA121992  Monardella odoratissima subsp. glauca G. T. Nordstrom 1934-7-3 180 Plumas 3/4 mile S. of Mt. Ararat, Bidwell Bar 1646 Comment
  CAS-BOT-BC318564  Monardella odoratissima subsp. pallida A. A. Heller; P. B. Kennedy 1907-7-9 8774 Plumas Prattville Comment
  CHSC102070  Monardella odoratissima subsp. pallida Lowell Ahart; John Dittes 2009-7-15 16097 Plumas On dry rocky soil, east of the power line, on the south side of Forest Service Road 26N22, about 2.3 miles (air) southeast of Butt Valley Reservoir Dam. 1517 Comment
  CHSC93084  Monardella odoratissima subsp. pallida L. P. Janeway 1994-7-8 4692 Plumas Northern High Sierra Nevada. Hartman Bar Ridge; slope north of Road 22N94 on south side of Franklin Hill. 1706 Comment
  JEPS51854  Monardella odoratissima subsp. pallida Esther C. Fritz 1933-7-27 Plumas Spanish Peak 2133 Comment
  SEINET10582102  Monardella odoratissima subsp. pallida A. Graff 1993-7-21 Graff 293 Plumas Plumas National Forest. On Hwy. 70 west, less than .5 miles southeast of Greenhorn Ranch Rd. (just past Graff collections 285-290), at the end of a bridge before a rest area, on south side of the road. T24N,R10E,S26. Comment
  SEINET10895201  Monardella odoratissima subsp. pallida A. Graff 1993-7-21 Graff 291 Plumas Plumas National Forest. On Hwy. 70 west, less than .5 miles southeast of Greenhorn Ranch Rd. (just past Graff collections 285-290), at the end of a bridge before a rest area, on south side of the road. T24N,R10E,S26. Comment
  CHSC59748  Monardella stebbinsii L. P. Janeway 1992-8-20 4290 Plumas North side of canyon of North Fork Feather River, in ravine above Hwy 70 across from the road down to Rich Bar. 914 Comment
  SEINET10499745  Monardella stebbinsii Mary Susan Taylor 1981-7-18 Taylor 4056 Plumas T25N R7E nw/nw sec 4, Almanor SW quad. On steep rocky to talus serpentine, N side of Caribou Rd, ca. 3 mi NE of its jct with Hwy 70 near Belden; 2800 ft elev. 853 Comment
  SEINET12334047  Monardella villosa subsp. sheltonii L. P. Janeway 1989-1 3398 Plumas Spring Garden quad T24N R10E NE? of sec22;Low W-facing roadcut along hwy 70/89, SE of Quincy, 0.9mi* 1097 Comment
  CAS-BOT-BC444738  Montia chamissoi D. E. Breedlove 1962-6-12 3440 -A Plumas Along State Highway 36, 6.9 miles west of Chester; Sierra Nevada 1524 Comment
  UC1136697  Montia chamissoi E. Sawyer 1935-6-27 203 Plumas 1.4 mi se of Crow (Plumas National Forest); Plumas National Forest 1706 Comment
  CAS-BOT-BC445097  Montia linearis Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1967-5-7 1879 Plumas Butterfly Botanical Area and Vicinity. Area of Butterfly Valley proper 1036 Comment
  SEINET10572659  Montia linearis Mary Susan Taylor 1982-5-6 Taylor 4409 Plumas T24N R8E se/sw sec 13. Bucks Lake NE quad. On wet clayey serpentine ridge, ca. 3/4 mi ne of 24N29, ca. l mi e of Meadow Valley. 3800 ft. 146 Comment
  CAS-BOT-BC445192  Montia parvifolia Anna Head 1920-6-8 s.n. Plumas Camp Rodgers, Feather River Region Comment
  CAS-BOT-BC267001  Muhlenbergia filiformis John Thomas Howell 1926-7-26 2130 Plumas Near Prattville 1371 Comment
  CHSC74169  Muhlenbergia filiformis B. Castro; L. Gehrung 1996-8-8 711 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 meadow at northern branch of headwaters of East Branch Coldwater Creek. 1767 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
  JEPS28264  Muhlenbergia filiformis George W. Gillett 1957-7-9 693 Plumas confluence of Hat Creek and Lost Creek near Lassen Volcanic National Park (about 2 mi s of Big Springs) 1524 Comment
  RSA239236  Muhlenbergia filiformis R. F. Thorne, Larry E. DeBuhr, C. W. Tilforth 1972-9-20 42336 Plumas Butterfly Valley Botanic Area: Partly in Plumas National Forest. 1159 Comment
  CAS-BOT-BC267007  Muhlenbergia filiformis John Thomas Howell 1960-7-18 35581 Plumas Drakesbad 1828 Comment
  RSA0009754  Muhlenbergia jonesii Marcus E. Jones 1897-7-6 s.n. Plumas Pratville. 1372 Comment
  SEINET256387 Image available Muhlenbergia richardsonis Lowell Ahart 1985-7-11 5126 Plumas Below the high water line of Little Grass Valley Reservoir where the South Fork of the Feather River flows into the lak 1585 Comment
  SEINET10596523  Muhlenbergia richardsonis Lawrence P. Janeway 1989-6-28 Janeway 3411 Plumas Portola quad T23N, R14E, SW1/4 of sec. 3, SW-facing slopes above Mapes Cyn; ca 0.2 mi NE of Beckwourth-Genesee Rd (rd 111) 4.0 mi N of Beckwourth. Open, historically disturbed area yellow pine forest. Small low spot that collects rainwater, among Artemisia, Purshia shrubs. 1722 Comment
  CAS-BOT-BC515654  Muilla transmontana W. Harnach; N. Harnach 1990-5-12 304 Plumas Sierra Valley, Feather River Ranch 1584 Comment
  JEPS48087  Myosotis discolor Paul C. Hutchison with J. K. Wright and R. Bacigalupi 1963-6-1 2701 Plumas vicinity of Butterfly Valley (1/4 mi. s. of junction of U.S. Forest Service rds. 25N15 & 25N12) 1082 Comment
  UCSB16058  Myosotis laxa Breedlove, Dennis 1962-6-13 Plumas Along State Highway 89; 2 miles south of Graeagle; Sierra Nevada 1402 Comment
  POM252795  Myosotis scorpioides A. A. Heller 1938-7-2 15241 Plumas 3 miles east of Quincy. 1098 Comment
  POM312567  Myosotis scorpioides Malcolm A. Nobs, S. Galen Smith 1949-8-20 1453 Plumas Along Highway #24, 1 mile south of Spring Garden. Comment
  UC1101356  Myosurus apetalus var. montanus Herbert L. Mason 1953-6-16 14554 Plumas 2 mi e Beckwourth Comment
  CAS-BOT-BC83342  Myosurus minimus Alice Eastwood 1918-5-25 7060 Plumas Portola. Comment
  CHSC102967  Myriophyllum sibiricum Lowell Ahart 2009-9-7 16393 Plumas In 3-4 feet of water, Lake Almanor, about 1000 feet northwest of Lake Almanor Dam. 1591 Comment
  CHSC81379  Myriophyllum sibiricum Lowell Ahart 2001-9-18 9278 Plumas In shallow water of Freeman Creek, on the strand of Lake Davis. 1761 Comment
  CHSC82532  Nama lobbii L. P. Janeway 2001-7-3 7266 Plumas Northern High Sierra Nevada. Top of south-facing slope overlooking Middle Fork Feather River; head of Sherman Creek. 1707 Comment
  RSA88082  Nama lobbii J. T. Howell 1951-6-28 27697 Plumas Eureka Peak. 1982 Comment
  UCR4990  Nama lobbii E. C. Nord 1966-1 s.n. Plumas Northern Sierra Nevada Mtns., Sugarloaf Plantation, [6] mi. NW of Downieville [Downieville Ranger Distr., Tahoe National Forest] 1677 Comment
  SEINET3887650  Narthecium californicum D. W. McNeal 1990-8-9 3771 Plumas In the Butterfly Valley Botanical Area nw. of Quincy. Pluams National Forest.; 0 Comment
  SEINET10448298  Nasturtium officinale Mary Susan Taylor 1982-5-23 Taylor 4509 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
  RSA726407  Navarretia breweri L. Ahart, John Dittes, Josephine Guardino 2007-6-8 13996 Plumas About a mile (air) north of the north end of Lake Davis. 1966 Comment
  PASA2015  Navarretia breweri Margaret Stason 1932-6-22 442 Plumas campground at Lake Almanor Comment
  SEINET7974320 Image available Navarretia divaricata A. A. Heller, P. B. Kennedy 1907-7-3 8698 Plumas Hills above Red Clover Valley Comment
  CHSC94189  Navarretia divaricata subsp. divaricata Lowell Ahart 2006-7-3 12905 Plumas On Lumpkin Ridge, about 4 miles (air) northeast of Camp 18, near the west edge of a dry open basalt flat. 1527 Comment
  CHSC97190  Navarretia divaricata subsp. divaricata Lowell Ahart; John Dittes, Josephine Guardino 2007-6-8 14015 Plumas East side of an open rocky flat, 60 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis. 1965 Comment
  UC908140  Navarretia intertexta H. L. Mason 1924-6-26 1096 Plumas Blairsden Comment
  CHSC89818  Navarretia intertexta subsp. propinqua G. Douglas Barbe; T. C. Fuller, J. T. Howell 1981-6-24 3179 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
  CDA20258  Navarretia leptalea G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-23 3133 Plumas Sierra Nevada; 3.25 mi w of Round Valley Reservoir Dam; 0.25 mi e of junction with road to Canyon Dam (i.e. s arm of Lake Almanor). 1633 Comment
  RSA537482  Navarretia leptalea Barbara Ertter 1989-7-4 8681 Plumas 2.2 miles west of junction with Highway 89 and Highway 36 southwest of Chester. 1463 Comment
  CHSC73971  Navarretia leptalea subsp. leptalea B. Castro; L. Gehrung, H. Durio 1996-7-3 674 Plumas Placer Diggings site, ca 4 air mi NE of La Porte, 0.5 mi SE of the South Branch of Slate Creek, and 1.6 mi W of Howland Flat, W of Co. Rd 690. Along perennial tributary to Sacketts Gulch, around edge of pond. 1566 Comment
  JEPS122301  Navarretia leptalea subsp. leptalea Lowell Ahart 2014-8-31 19829 Plumas On the east side of Black Rock Creek, about 300 yards south of the foot bridge across Black Rock Creek, about 300 yards south of the Black Rock, Little Grass Valley Reservoir, about 4 1/2 miles (air) northwest of La Porte. Comment
  POM75519  Navarretia leucocephala subsp. leucocephala Marcus E. Jones 1897-7-5 10110 Plumas Prattville. 1372 Comment
  CAS-BOT-BC233605  Navarretia pubescens James Vale 1981-5-19 s.n. Plumas Feather River Comment
  RSA562591  Navarretia sinistra Alva Day, Orbelia Robinson 1982-7-15 82 -85 Plumas Plumas National Forest, Lake Davis, 0.2 mi. west of Coot Bay on north side of lake. Comment
  CDA42316  Nemacladus capillaris L. Ahart, John Dittes, Josephine Guardino 2004-6-6 11013 Plumas On the north side of the logging road, about 3 3/4 miles (air) south of Lower Taylor Rock, about 7 1/2 miles (air) northeast of Quincy. Comment
  CHSC40999  Nemacladus capillaris J. D. Jokerst 1984-7-11 2104 B Plumas Logging road indicated as trail on USGS maps, west of South Branch Ward Cr. NW of falls. 1584 Comment
  JEPS7590  Nemacladus interior Rimo Bacigalupi with Richard Hauke 1954-7-15 4729 Plumas mouth of Rock Creek; North Fork Feather River Canyon 518 Comment
  SEINET10873463  Nemacladus interior Austin 1876-1 AUSTIN s.n. Plumas Comment
  CHSC110597  Nemophila pedunculata B. Castro 2006-6-9 1573 Plumas Northern High Sierra Nevada. West side of Lower Thompson Valley 1 mi N of the mouth of McReynolds Creek at Red Clover Creek. 1668 Comment
  CDA14770  Nemophila spatulata G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-26 3360 Plumas SE of Bucks Lake Road and Bucks Creek, 0.3 mile southwest of Bucks summit on Bucks Lake Road. 1645 Comment
  CHSC97176  Nemophila spatulata Lowell Ahart; John Dittes, Josephine Guardino 2007-6-8 14004 Plumas East side of an open rocky flat, 60 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis. 1965 Comment
  JEPS124091  Nemophila spatulata Lowell Ahart 2015-6-7 20220 Plumas Lava Top, about 2 1/4 miles (air) north of the bridge across Fall River, about one mile southeast of Cascade, about 7 miles (air) northeast of Feather Falls, about 10 miles (air) west of La Porte. Comment
  JEPS40278  Nuphar lutea subsp. polysepala W. L. Jepson 1918-8-17 8028 Plumas Red Clover Valley, Clover Creek 1676 Comment
  SEINET242414  Oenothera claviformis var. purpurascens June McCaskill 465 Plumas Lake Almanor region Comment
  UCR80300  Oenothera tanacetifolia P. A. Munz 1947-5-16 11823 Plumas Sierra Nevada Mtns., 8 mi north of Chilcoot 1524 Comment
  CAS-BOT-BC355570  Oreostemma alpigenum var. andersonii Joseph Andorfer Ewan 1934-7-16 8502 Plumas Mt. Elwell trail above Bear Lakes 1981 Comment
  CAS-BOT-BC355571  Oreostemma alpigenum var. andersonii Anna Head 1921-8-6 s.n. Plumas Near outlet of Bear Lake, Feather River Region 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
  CAS-BOT-BC327729  Oreostemma elatum John Thomas Howell 1924-8-19 618 Plumas Butterfly Valley near Quincy Comment
  CHSC33934  Orthilia secunda M. S. Taylor 1981-7-17 4042 Plumas Lakes Basin, Bear Lakes trail, around Cub Lake, ca. 6 mi s of Mohawk. 1981 Comment
  JEPS114612  Orthilia secunda Lowell Ahart 2008-9-10 15364 Plumas Open forest east of East Branch Creek, on the east side of Quincy La Porte Road, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte 1593 Comment
  CAS-BOT-BC238430  Orthocarpus Clare B. Hardham 1978-8-11 21777 b Plumas About 5 miles southeast of Thompson Peak Comment
  CAS-BOT-BC238428  Orthocarpus W. Harnach; N. Harnach 1989-6-17 145 Plumas Sierra Valley. Collected at the east end of Carmichaels Pond. Marble Lane 1487 Comment
  CAS-BOT-BC238431  Orthocarpus W. Harnach; N. Harnach 1990-6-13 374 Plumas Sierra Valley. Ramelli Ranch (USFS) 1487 Comment
  POM297720  Orthocarpus cuspidatus subsp. copelandii A. A. Heller, P. B. Kennedy 1907-7-3 8700 Plumas Hills above Red Clover Valley Comment
  POM297716  Orthocarpus lacerus A. A. Heller, P. B. Kennedy 1907-7-6 8752 Plumas Red Clover Valley. Comment
  RSA59403  Osmorhiza berteroi E. K. Balls 1950-9-8 15723 Plumas Lakes Center Public Campground. 2043 Comment
  CHSC53111  Osmorhiza chilensis L. P. Janeway 1989-6-30 3443 Plumas Beckwourth Ranger District, Plumas National Forest. Along rd 24N49Y ca 0.4 mi W of Crocker cr and Beckwourth-Genesee Rd (6.8 mi N of Beckwourth and 0.3 mi N of Crocker Guard Station). 1798 Comment
  HSC103996  Osmorhiza chilensis L. Ahart 2008-7-16 15072 Plumas About 2.5 air mi. N of La Porte, ~ 0.25 mi. W of the bridge where the South Fork of the Feather River flows into Little Grass Valley Reservoir, ~ 100 yds. N of paved road, east of small meadow (swamp) 1598 Comment
  CHSC63109  Osmorhiza occidentalis Lowell Ahart 1994-6-29 7406 Plumas North of a poor logging road, about 1/2 mile south of Bucks Lake. 1828 Comment
  HSC73005  Osmorhiza occidentalis M. S. Taylor 1981-7-27 4119 Plumas Along spring crossing Bechwourth= Genesee Rd, between Crystal and Meadow Creeks, 2 mi. S of Notson Bridge, 17 air mi. NE of Blairsden 1738 Comment
  RSA325153  Osmorhiza occidentalis M. S. Taylor 1981-6-17 3929 Plumas On north side of Coldwater Springs, ca. 1/4 mile E of its junction with 25N49, ca. 14 air miles N of Blairsden 2073 Comment
  CAS-BOT-BC316903  Packera eurycephala var. lewisrosei Thomas H. Harris 1969-8-14 s.n. Plumas the ridge between Grizzly and Soda Creeks, ca. 6 miles southwest of Humbug Valley, 9 miles southwest of Lake Almanor. 1432 Comment
  CAS-BOT-BC121002  Paeonia brownii J. T. Howell; Gordon H. True 1967-7-11 43366 Plumas Southeast slope of Mt. Hough 2042 Comment
  CAS-BOT-BC28842  Paeonia brownii James R. Shevock 1985-5-19 11159 Plumas 1.2 miles N of Chilcoot on road to Frenchman Reservoir 1600 Comment
  CAS-BOT-BC121013  Paeonia brownii J. T. Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54235 Plumas About 4 miles south of Mt. Hough Road 1645 Comment
  HSC10486  Panicum acuminatum var. fasciculatum L. S. Rose 1966-7-27 66070 Plumas Butterfly Valley, 3 mi. W of Keddie. 1067 Comment
  UCD88707  Panicum acuminatum var. fasciculatum Walter Knight; Irja Knight, John Thomas Howell 1966-7-28 1675 Plumas Butterfly Botanical Area and Vicinity. Sweetwater Meadow. 1127 Comment
  UCD89954  Panicum acuminatum var. thermale Beecher Crampton 1964-8-25 7157 Plumas Lassen Volcanic National Park, Devil's Kitchen. 1859 Comment
  UCD89957  Panicum acuminatum var. thermale Beecher Crampton 1964-8-25 7164 Plumas Lassen National Park, Drakesbad. 1676 Comment
  RSA716418  Panicum capillare L. Ahart, John Dittes 2005-9-19 12393 Plumas below the high water line of Taylor Lake, on the northeast side of Taylor lake, about 6 miles (air) southwest of Antelope Lake. 2077 Comment
  CHSC115925  Parnassia palustris L. P. Janeway 2015-8-16 11839 Plumas Northern High Sierra Nevada. Meadow and fen complex at head of Taylor Creek; southwest-facing slope near top of north end of Grizzly Ridge; 1.6 air-km north of Taylor Rock. 2122 Comment
  UC1609194  Pedicularis attollens Vernon H. Oswald and Lowell Ahart 1993-8-3 5765 Plumas along n side of Unnamed lake 0.25 mi e of Hay Meadow (on the s edge of Caribou Wilderness near n end of 30N25, 9 air mi n of Lake Almanor); Caribou Wilderness 1926 Comment
  UC1080380  Pedicularis densiflora E. K. Balls 1957-5-23 22519 Plumas sw shore of Lake Almanor (2 mi s of junction of State Hwys 89/36) 1402 Comment
  CHSC66774  Pedicularis racemosa Vernon H. Oswald; Lowell Ahart 1996-8-14 8167 Plumas Northern High Sierra Nevada. Silver Lake Rd. 1.9 mi SE of Silver Lake Campground, NE of Bucks Lake. 1645 Comment
  JEPS22197  Pedicularis racemosa Rimo Bacigalupi with Howard Whisler 1957-7-25 6035 Plumas along s shore of Bucks Lake 1554 Comment
  SEINET3159934  Pedicularis semibarbata T. S. Brandegee 1892-7-4 sn Plumas Prattville Comment
  UC1599356  Pedicularis semibarbata H. E. Brown Aug 15 1897-Aug 31 1897 649 Plumas near Lassen Buttes 1828 Comment
  CHSC46031  Pellaea brachyptera Lowell Ahart 1981-6-25 2882 Plumas About 1 mile north of Nelson Creek, about 16 miles north-east of La Porte. 1554 Comment
  SD134590  Pellaea brachyptera J. G. Lemmon May 1880 Plumas Sierra Valley Comment
  UC1874921  Pellaea bridgesii Ruth Kirkpatrick 2002-7-18 1138 Plumas Plumas-Eureka State Park, ca. 1.5 mi up Johnsville - McCrea Road (County Road 507) from Plumas - Eureka State Park Museum 1676 Comment
  RSA69124A  Penstemon deustus E. K. Balls 1950-9-2 15647 Plumas Mt. Ingalls Lookout, north of Grizzzly Valley. 2485 Comment
  SBBG25523  Penstemon deustus C. B. Hardham 1961-6-15 7429 Plumas Indian Crk, jct with Feather River N of Quincy 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
  CHSC89807  Penstemon deustus var. pedicellatus G. Douglas Barbe; T. C. Fuller 1982-6-15 3727 Plumas Sierra Nevada. Red Hill Summit, Plumas National Forest. 1901 Comment
  JEPS85635  Penstemon deustus var. pedicellatus W. L. Jepson 1939-8-12 19382 Plumas Ferris Creek , branch of Last Chance Creek (branch of Last Chance Creek) 1767 Comment
  CHSC35268  Penstemon gracilentus M. S. Taylor 1981-7-17 4044 Plumas Lakes Basin, Bear Lake trail, just s of its jct with Long Lakes trail, ca. 6 air mi s of Mohawk. 2011 Comment
  HSC97084  Penstemon gracilentus L. Ahart, John Dittes 2005-9-20 12449 Plumas S side of FS Rd. 27N34, 1 mi. NE of Eisenheimer Peak, 0.75 mi. S of Wilcox Valley 2050 Comment
  JEPS113434  Penstemon gracilentus Lowell Ahart, John Dittes 2007-8-9 14448 Plumas About 100 yards east of the poor dirt road, about 1/2 mile south of Mount Ingalls, about 5 1/2 miles (air) northwest of the north end of Lake Davis 2493 Comment
  UC690343  Penstemon gracilentus David D. Keck 1930-7-24 968 Plumas Prattville Sierra Nevada, Prattville 1341 Comment
  UCD147774  Penstemon gracilentus Allyson Ayalon; Lucie Jerabkova 2012-8-1 136 Plumas Plumas County. Antelope Lake vacinity. 1524 Comment
  SEINET10547990  Penstemon gracilentus Mary Susan Taylor 1981-7-17 Taylor 4044 Plumas T21N R12E se/sw sec 7, Sierra City NW quad; Lakes Basin, Bear Lakes trail, just S of its jct with Long Lakes trail, ca. 6 air mi S of Mohawk. Dry & open, Montane Chaparral; 6500 ft elev. 1981 Comment
  NY604287  Penstemon laetus var. laetus W. L. Jepson 1939-7-31 19307 Plumas Spanish Peak, lower slopes 2011.7 Comment
  CHSC42784  Penstemon laetus var. leptosepalus L. P. Janeway 1984-7-22 931 Plumas Vicinity of Soapstone Hill. Near jct of Oro Quincy Hwy and the rd to Duffey Dome. 1639 Comment
  UC887122  Penstemon laetus var. leptosepalus A. A. Heller 1915-7-7 12073 Plumas 12 mi w Bucks (near summit of Soapstone ridge); Sierra Nevada, nr summit of Soapstone ridge, w of Bucks 1676 Comment
  CDA12144  Penstemon neotericus G. F. Hrusa, J. Dinsdale 1989-6-25 7192 Plumas Sierra Nevada; Bucks lake north shore. Comment
  CHSC21657  Penstemon neotericus D. Brink; L. Mayer 1975-7-19 Plumas Rd. to Spanish Peak. Buck's Lake Forest Service Survey. Comment
  NY627282  Penstemon neotericus W. W. Eggleston 08 1911 7619 Plumas Prattville 1300 Comment
  SEINET10964433  Penstemon newberryi F. Marion Ownbey, Ruth P. Ownbey 1938-7-14 Ownbey 1734 Plumas Rocky slope, humboldt summit, sierra nevada. Comment
  CAS-BOT-BC239296  Penstemon newberryi var. berryi H. C. Cantelow 1938-7-5 2328 Plumas Flatiron Ridge, Drakesbad Comment
  CAS-BOT-BC239299  Penstemon newberryi var. berryi Janet Jones 1980-7-16 219 Plumas Frazier Falls area 1828 Comment
  CHSC79213  Penstemon newberryi var. newberryi L. P. Janeway 2000-6-14 6834 Plumas Northern High Sierra Nevada. Top of spur ridge 0.3 km south-west of Crystal Peak in the Diamond Mountains. 2304 Comment
  CHSC28919  Penstemon personatus L. Hanson 1979-7-18 47 Plumas Road to Bucks Lake above Arkansas Ravine. Comment
  RSA236429  Penstemon personatus G. L. Clifton 1971-8-5 523 Plumas Big Creek 1616 Comment
  UCD124121  Penstemon procerus R. N. Raynor 1939-6-1 s.n. Plumas along Lake Almanor, near Chester. Comment
  JEPS106019  Penstemon roezlii Lowell Ahart, John Dittes, Josephine Guardino 2004-5-24 10954 Plumas Along the margins of an old logging road, about 400 yards south of a good dirt forest road, about 1/8 mile north of the railroad, Greenhorn Creek, and Highway 70, about 3/4 mile west of Squirrel Creek, about 7 miles (air) southeast of Quincy 1251 Comment
  POM194880  Penstemon roezlii D. D. Keck 1928-6-14 443 Plumas Cromberg. 1250 Comment
  UC1238915  Penstemon roezlii Freed W. Hoffman 1946-6-11 919 Plumas dry rocky bed of river Feather River at Jackson Creek; Feather River at Jackson Creek Comment
  CHSC33606  Penstemon rydbergii var. oreocharis M. S. Taylor; M. Foster 1981-6-10 3888 Plumas In Red Clover Valley, Overland Inc Ranch, ca. 300 yds se of corral, ca. 3/4 mi n of Genesee-Beckwourth Rd, ca. 11 air mi nw of Beckworth. 1676 Comment
  POM43437  Penstemon rydbergii var. oreocharis Marcus E. Jones 1897-7-2 s.n. Plumas Near Pratville at Clear Creek. 1524 Comment
  SJSU15165  Penstemon rydbergii var. oreocharis N. A. Hopkins 1993-6-16 1727 Plumas by Beckwourth-Janesville Rd N of Milford Fork 1524 Comment
  UC1063192  Penstemon speciosus A. E. Wieslander 1927-7-10 14 Plumas between Gold and Silver Lakes; Bidwell Bar Quad. 1828 Comment
  UC565594  Penstemon speciosus Herbert L. Mason 1924-6-15 1036 Plumas Graeagle near Blairsden; Graeagle (near Blairsden) Comment
  UC580688  Penstemon speciosus F. W. Embree 1934-6-6 81 Plumas ne dam Bucks Lake; Bidwell Bar Quad. Comment
  UCR139355  Penstemon speciosus David D. Keck 1932-7-6 1718 Plumas Northern Sierra Nevada Mtns., 6 mi west of Chester 1524 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
  RSA21571  Penstemon speciosus Carl B. Wolf 1937-9-5 9280 Plumas Northern Sierra Nevada, Lake Almanor to Westwood at Lassen Co line. 1463 Comment
  SEINET10454545  Perideridia bolanderi Mary Susan Taylor 1982-6-21 Taylor 4706 Plumas T23N R11E ne/nw sec 30. Blue Nose Mt quad. Between small creek and Eureka Ridge Rd (23N09), ca. 1/4 mi w of spring, w slope of White Cap, ca. 3 air mi sw of Sloat. 6100 ft. 1859 Comment
  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
  UC1123113  Perideridia bolanderi subsp. bolanderi E. Sawyer 1935-6-7 85 Plumas 6 1/2 mi ssw Sugarloaf; Sierraville Quadrangle Comment
  CHSC40226  Perideridia howellii Vernon Oswald 1985-7-8 1889 Plumas Drakesbad, trail to Devil's Kitchen on the s side of Falls Creek slightly e of the level of the swimming pool at the resort. 1731 Comment
  UC1123115  Perideridia lemmonii G. T. Nordstrom 1934-7-16 226 Plumas 3/4 mi ssw Bucks Ranch (Plot # 112); Plumas National Forest, Bidwell Bar Quadrangle Comment
  UC1123118  Perideridia lemmonii E. Sawyer 1935-6-25 152 Plumas 1/2 mi n Crow; Plumas National Forest, Sierraville Quadrangle Comment
  UC1389937  Perideridia lemmonii T. I. Chuang, R. S. Mitchell, and G. Keator 1965-6-17 5990 b Plumas Lake Almanor; w side Comment
  CHSC102017  Perideridia parishii subsp. latifolia L. P. Janeway; B. Castro 2009-8-29 9942 Plumas Northern High Sierra Nevada. Small meadow 0.3 km east-southeast of the Buckhorn survey monument on the eastern end of Red Mountain. Small meadow, about 30m x 40m, high on the mountainside, northeast-facing 30% slope. 1892 Comment
  CHSC67634  Perideridia parishii subsp. latifolia James D. Jokerst 1985-7-23 2534 Plumas NW bank of Indian Creek ca. 2 mi SW of Crescent Mills. 1066 Comment
  CAS-BOT-BC413558  Persicaria amphibia Mrs. A. L. Coombs 1912-9-1 s.n. Plumas Big Meadows Comment
  UCD99385  Persicaria amphibia Malcolm A. Nobs; S. Galen Smith 1949-8-19 1454 Plumas Southeastern side of Portola. Comment
  CAS-BOT-BC413730  Persicaria hydropiper John Thomas Howell 1961-9-23 36847 Plumas Indian Valley 1082 Comment
  CAS-BOT-BC413731  Persicaria hydropiper John Thomas Howell 1959-9-26 35071 Plumas Feather River Canyon. Ca. 1.5 mi. W. of Belden 682 Comment
  UC1481983  Petrorhagia dubia R. K. Rabeler 1980-8-9 514 Plumas 3.5 km (2.2 mi) w Belden Power House, Belden (10 m W of CA 70, on side of dirt road by Murphy Creek, Belden, Plumas National Forest); Plumas National Forest, by Murphy Creek Comment
  CDA13568  Phacelia hastata subsp. hastata G. F. Hrusa, T. D. Wilfred 1996-7-23 13398 Plumas Sierra Nevada; Plumas NF. Above Little Long Valley Creek. Approx. 1/2 m. N. of Hwy 70 about 15 m. E of 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
  CDA15907  Phacelia humilis B. Smith, G. F. Hrusa 1996-7-16 s.n. Plumas Plumas National Forest; Above upper Bull Run Creek off USFS 23N12E. Comment
  CHSC67366  Phacelia mutabilis James D. Jokerst 1984-4-25 1990 Plumas Big Grizzly Hydro Project. Ca. 2/3 of the way above the river on the inner steep rocky gorge of N. Fork Feather River. 1341 Comment
  JEPS3245  Phacelia mutabilis Mrs. Emanuel Fritz 1933-7-15 Plumas Spanish Peak 2145 Comment
  SEINET5506862  Phacelia procera M. J. Williams, E. McPherson 1974-8-5 74 -P-5 Plumas Lake's Basin, trail from Silver Lake to Mt. Elwell Comment
  CDA25501  Philadelphus lewisii D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-2 06 .256-B Plumas Along road at base of cliff about 15 miles E of Oroville. Mark 83. Comment
  CHSC65499  Philadelphus lewisii L. P. Janeway 1995-7-29 4885 Plumas Along Pipeline Road about 0.7 mi northeast of Camp Rogers Saddle. On the mid- to upper-slope between rogers Flat on the North Fork Feather River and Bald Eagle Mountain. 1609 Comment
  OBI13974  Philadelphus lewisii Lewis S. Rose 1967-7-9 67139 Plumas Caribou, North Fork, Feather River 914 Comment
  CHSC44583  Phleum alpinum Lowell Ahart 1977-8-8 1540 Plumas On the floor of a hydaulic mine, south of Bird Creek, about 4 miles west of Pilot Peak, about 15 miles north of La Porte. 1645 Comment
  CAS-BOT-BC250779  Phleum alpinum Lloyd W. Swift 1932-8-3 73 Plumas Plumas National Forest. Oats Meadow in Grass Valley 1524 Comment
  CDA2313  Phleum pratense A. A. Beetle 1941-6-28 2777 Plumas West side of Lake Almanor Comment
  CHSC91948  Phleum pratense Lowell Ahart; Josephine Guardino 2005-8-10 12314 Plumas Small meadow, along a small branch of Lights Creek, east side of Forest Road 27N54, about 5 1/2 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1821 Comment
  CHSC96985  Phleum pratense Lowell Ahart; Josephine Guardino 2007-7-21 14360 Plumas Along a small stream, near a spring, south of the dirt road, about 1/2 mile (air) south of Bagley Pass, about 400 yards north of Lake Davis. 1787 Comment
  SEINET10657589  Phleum pratense Alan A. Beetle 1941-6-28 Beetle 2777 Plumas West side of Lake Almanor, mountain meadow in open pine forest. Assoc. Danthonia Deschampsia Sanicula tuberosa. 1829 Comment
  JEPS48502  Phlox diffusa Esther C. Fritz 1933-7-1 Plumas Spanish Peak 2133 Comment
  UC1124173  Phlox diffusa E. Sawyer 1935-6-17 119 Plumas 5 mi sse Crow; Plumas National Forest, Sierraville Quad. 1798 Comment
  CDA18760  Phlox gracilis G. D. Barbe, T. C Fuller 1982-7-16 3764 B Plumas Plumas National Forest; Lava Cap ridge 1.5 mi. W of Wheeler Peak and 1 mi. S of Beardley Mine on forest road 3.8 mi. S of Green Flat. 1981 Comment
  JEPS28626  Phlox gracilis George W. Gillett 1957-7-18 814 Plumas ne side Boiling Springs Lake; Lassen Volcanic National Park 1813 Comment
  UC567209  Phlox hoodii subsp. canescens E. Sawyer 1935-5-21 8 Plumas 3.25 mi ene Beckwith Butte; Sierraville Quad. 1524 Comment
  SJSU15168  Phlox longifolia N. A. Hopkins 1993-6-16 1733 Plumas by Beckwourth-Janesville Rd N of Milford Fork 1524 Comment
  CHSC36941  Phoenicaulis cheiranthoides M. S. Taylor 1982-5-14 4450 Plumas Along ridge above Turner Springs Rd, ca. 1 mi s of Hwy 114 (Clio-Portola Rd), ca. 2 air mi sw of Portola. 1645 Comment
  UC570262  Phoradendron juniperinum C. W. Hanks 1934-9-10 77 Plumas s. end Dixie Valley; Sierraville Quad., Dixie Valley 1950 Comment
  CHSC67446  Phoradendron libocedri James D. Jokerst; R. A. Schlising, L. Ahart 1985-8-12 2562 Plumas Red Mtn. Rd. 1.1 mi above junction with Rich Gulch Rd., N of Hwy.70. 1584 Comment
  CAS-BOT-BC142219  Physocarpus capitatus Mary Strong Clemens 1920-6-22 s.n. Plumas Quincy Comment
  HSC18708  Physocarpus capitatus L. S. Rose 1966-7-27 66064 Plumas Butterfly Creek and Spanish Creek, 1 mi. S of Keddie 991 Comment
  CAS-BOT-BC78465  Pinus contorta subsp. murrayana Elmer I. Applegate 1929-6-21 5798 Plumas Mt. Lassen region; between Kelley's Camp and Drakesbad, Warner Valley Comment
  CAS-BOT-BC78468  Pinus contorta subsp. murrayana Saichi Kawahara 1968-5-5 412 Plumas Highway 89, 3 miles south-east of Highway 36 1402 Comment
  CHSC33870  Pinus contorta subsp. murrayana M. S. Taylor 1981-5-10 3672 Plumas N side of Antelope Lake, ca. 1/4 mi e of Boulder Creek and USDS Work Center, between rd and lake, ca. 20 mi ne of Taylorsville. 1536 Comment
  UC485734  Pinus contorta subsp. murrayana H. F. Copeland 1932-8-24 Plumas Drakesbad Comment
  CAS-BOT-BC78721  Pinus jeffreyi John Thomas Howell 1960-7-18 35503 Plumas Drakesbad 1828 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
  CHSC40685  Pinus jeffreyi Lowell Ahart; Jim Jokerst 1985-10-4 5191 Plumas About 1 mile west of Pilot Peak, about 9 miles north-east of La Porte. 1828 Comment
  SEINET8060071 Image available Pinus monticola Joseph Andorfer Ewan 1934-7-16 8505 Plumas Bear Lake, Mt. Uwell trail above Bear Lake Comment
  CAS-BOT-BC79048  Pinus ponderosa Mrs. Austin s.n. Plumas unspecified Comment
  CHSC4459  Pinus ponderosa C. Glascock 1965-2-6 216 Plumas 6.5 mi. E of Rich Bar turnoff on Hwy 70. Ca. 100 yds W of abandoned service station and cabin. Comment
  NY42445  Pinus ponderosa J. B. Walker 1994-8-1 861 Plumas This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  CHSC60166  Piperia elongata L. P. Janeway 1992-7-2 4248 Plumas Yellow Creek ca 0.8 mi north of North Fork Feather River and Belden. 716 Comment
  CHSC65818  Piperia elongata L. P. Janeway 1993-8-3 4489 Plumas Plumas National Forest. Along Road 25N22 on west side of Soda Creek 0.1 mi northwest of Hwy 70 (and East Branch North Fork Feather River). 890 Comment
  CHSC101943  Piperia unalascensis Lowell Ahart; John Dittes 2009-7-13 16050 Plumas On dry soil, on the west 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
  CHSC50568  Piperia unalascensis L. P. Janeway 1990-7-2 3753 Plumas Plumas National Forest. Ca 100 ft west of Paradise Cr and ca 3/4 mi south of Little Grizzly Cr. 1889 Comment
  UCD138995  Piperia unalascensis W. R. Powell 1968-7-2 1595 Plumas along road southeast side of Little Grass Valley Reservoir, 3 miles north-northeast of La Porte. 1554 Comment
  UCSC004661  Piperia unalascensis R. Coleman 1990-7-10 1899 -P Plumas Bucks Lake Comment
  CAS-BOT-BC228016  Plagiobothrys John Thomas Howell 1926-7-30 2163 Plumas Prattville 1371 Comment
  CAS-BOT-BC230966  Plagiobothrys hispidulus John Thomas Howell; Gordon H. True 1973-7-31 50093 Plumas Summit ridge of Thompson Peak, Diamond Range 2194 Comment
  CAS-BOT-BC230969  Plagiobothrys hispidulus Clare B. Hardham 1970-8-9 17716 HH Plumas Road to Thompson Peak Lookout 2133 Comment
  CHSC43396  Plagiobothrys hispidulus Lowell Ahart 1977-8-8 1543 Plumas In the meadow east of the lake, in Onion Valley, about 1 mile north-west of Pilot Peak, about 15 miles north-east of La Porte. 1828 Comment
  UCR111253  Plagiobothrys tenellus L. S. Rose 1967-6-12 67118 Plumas Sierra Nevada Mtns, Butterfly Valley, c. 3 mi. west of Keddie. 1220 Comment
  CHSC60527  Plagiobothrys torreyi var. diffusus L. P. Janeway 1992-5-6 4159 Plumas Plumas National Forest. About 4 mi southwest of Portola; west side of Claireville Flat between Middle Fork Feather River and Hwy 70. 1482 Comment
  CHSC81136  Plantago major Lowell Ahart 2001-8-28 9207 Plumas Strand of Lake Almanor, west of the intersection of the dirt road to Last Chance Marsh and the poor dirt road that goes south along Lake Almanor to the causeway of Highway 36, about 3/4 mile northeast of Chester. 1371 Comment
  CHSC95022  Plantago major Lowell Ahart 2006-10-23 13482 Plumas On the west side of Slate Creek (there is a large gravel flat caused by the dam), where the road ends, about 50 yards north of the dam across Slate Creek, about 1/8 mile northeast of Scales Road, about 5 1/2 miles (air) northeast of Strawberry Valley. 1281 Comment
  JEPS110521  Plantago major Lowell Ahart 2006-10-23 13482 Plumas On the west side of Slate Creek (there is a large gravel flat caused by the dam), where the road ends, about 50 yards north of the dam across Slate Creek, about 1/8 mile northeast of Scales Road, about 5 1/2 miles (air) northeast of Strawberry Valley 1281 Comment
  UCD20959  Platanthera dilatata var. leucostachys E. Bortiri 2002-6-20 WFC 7 Plumas McRae Meadow, 5 miles West of Plumas Eureka State Park. Comment
  RSA508638  Platanthera leucostachys Mrs. R. M. Austin 1880-1 s.n. Plumas [no locality information provided] Comment
  JEPS103503  Platanthera sparsiflora Lowell Ahart 2002-7-6 9852 Plumas In a small meadow, ca 100 yards N of the gravel road, near a small branch of Coldwater Creek, ca 3/4 mile SW of Grizzly Mountain, ca 2 miles (air) SW of Haskins Valley and Bucks Lake. 1844 Comment
  UC1134753  Platanthera sparsiflora A. E. Wieslander Jul 1929 125 Plumas Butterfly Experiment Area Plumas Forest, Susanville Quad. 1219 Comment
  SEINET10464982  Plectritis macrocera Mary Susan Taylor 1974-5-18 Taylor 251 Plumas Vicinity of Tobin and Butterfly Valley, Hwy 70. Comment
  CAS-BOT-BC254766  Poa bolanderi John Thomas Howell 1960-7-19 35633 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  CAS-BOT-BC254769  Poa bolanderi George W. Gillett 1957-7-17 795 Plumas Lassen Volcanic National Park. Stream flowing from Little Willow Lake into Willow Lake 1767 Comment
  CHSC63211  Poa bolanderi Lowell Ahart 1994-7-7 7449 Plumas Plumas and Sierra counties. On the north side of the Pacific Crest Trail, on Bunker Hill Ridge, about 3/4 mile (air) south-east of Pilot Peak. 2011 Comment
  JEPS113653  Poa bolanderi Lowell Ahart, Josephine Guardino 2007-7-21 14369 Plumas Around pine trees, about 20 yards north of a large meadow, about 100 yards east of the bridge, about 30 yards south of the Beckwourth Taylorsville Road, about 2 1/2 miles (air) northwest of the most northwest part of Lake Davis 1793 Comment
  CAS-BOT-BC254970  Poa bulbosa John Thomas Howell 1955-7-19 30740 Plumas Beckwourth 1493 Comment
  CAS-BOT-BC254971  Poa bulbosa John Thomas Howell 1961-6-21 36676 Plumas Greenville 1097 Comment
  CHSC81431  Poa bulbosa L. P. Janeway 1996-5-13 4969 Plumas Northern High Sierra Nevada. Soda Creek, along Road 25N22 0.3 mi northwest of Hwy 70 and East Branch North Fork Feather River, at first creek crossing. 902 Comment
  CHSC96933  Poa cusickii subsp. cusickii Lowell Ahart; John Dittes, Josephine Guardino 2007-6-9 14052 Plumas About 100 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis. 1857 Comment
  RSA726377  Poa cusickii subsp. cusickii L. Ahart, Josephine Guardino 2007-7-20 14317 Plumas Northeast of a large meadow, east of Lightning Tree Campground, east of the paved road, east side of Lake Davis. 1790 Comment
  UCD91797  Poa palustris John Thomas Howell 1955-7-19 30735 Plumas Portola. 1478 Comment
  CHSC30631  Poa pratensis J. D. Jokerst 1979-6-23 267 Plumas First meadow s of Meadow Valley Cr and e of Forest Service Rd to Deanes Valley (s of road between Quincy and Bucks Lake). Comment
  CHSC44588  Poa pratensis Lowell Ahart 1977-8-8 1546 Plumas On a dam, in Onion Valley Meadow, east of the small lake, about 1 mile north-west of Pilot Peak, about 15 miles north-east of La Porte. 1828 Comment
  RSA699792  Poa pratensis L. Ahart, John Dittes, Josephine Guardino, Robert A. Schlising 2004-7-3 11165 Plumas On north side of a forest road, About 0.25 mi north of Taylor rock, About 1 mi (air) SW of Grizzly Peak, About 5 mi (air) south of Taylorsville, About 8 mi (air) NE of Quincy 2140 Comment
  CAS-BOT-BC247393  Poa pratensis John Thomas Howell 1960-7-18 35510 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  CDA43018  Poa pratensis subsp. pratensis L. Ahart 2009-7-21 16105 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
  RSA300157  Poa secunda J. T. Howell 1962-6-17 37705 Plumas Portola 1463 Comment
  UC1132615  Poa secunda subsp. juncifolia E. Sawyer 1935-6-25 155 Plumas 1 1/2 mi n Crow; Plumas Nat'l Forest, Sierraville Quadrangle 1676 Comment
  SEINET7294038 Image available Poa secunda subsp. juncifolia John Thomas Howell 1955-1 30800 Plumas Vinton 1506 Comment
  CAS-BOT-BC242964  Poa secunda subsp. secunda David D. Keck 1944-7-8 5441 Plumas S end of Lake Almanor, E side of dam 1341 Comment
  CAS-BOT-BC242982  Poa secunda subsp. secunda Lewis S. Rose 1954-5-30 54077 Plumas Beckwourth 1524 Comment
  CHSC60514  Poa secunda subsp. secunda L. P. Janeway 1992-5-22 4195 Plumas Plumas National Forest. South side of Middle Fork Feather River, just south of railroad tracks, 0.3 mi west of the road to Calpine; ca 4 mi east of Portola. 1487 Comment
  CHSC61600  Poa secunda subsp. secunda Hatton; Jardine, Cayot 1914-9-12 116 Plumas Plumas National Forest. Mohawk Valley. 1371 Comment
  JEPS115948  Poa secunda subsp. secunda Lowell Ahart, John Dittes, Josephine Guardino 2009-6-15 15892 Plumas About 200 yards northwest of Lake Almanor Dam, depression in mined over area 1421 Comment
  UCR160115  Poa secunda subsp. secunda G. D. Barbe, T. C. Fuller 1982-7-16 3752 Plumas Sierra Nevada Mtns, Plumas National Forest: 1.5 miles west of Wheeler Peak and 1 mi south of Beardsley Mine, on forest road 3.8 miles south of Green Flat 1982 Comment
  RSA0000488  Poa sierrae J. T. Howell, Gordon H. True 1967-5-9 42204 Plumas 3.5 mi SW of Belden, Feather River Canyon 610 Comment
  CAS-BOT-BC244165  Poa trivialis John Thomas Howell 1967-6-23 42681 Plumas Canyon of Butterfly Creek 914 Comment
  CAS-BOT-BC244267  Podagrostis humilis George W. Gillett 1957-7-19 853 Plumas Lassen Volcanic National Park. Just beyond very large spring 1.25 miles above The Devils Kitchen on trail to Sifford Lakes 2057 Comment
  SEINET10496955  Polemonium caeruleum subsp. amygdalium Mary Susan Taylor 1981-6-18 Taylor 3938 Plumas T25N R12E sw/ne sec 25. Grizzly Valley quad. Along spring crossing Beckwourth- Genesee Rd, N of Crystal Greek, ca. 2 mi S of Notson Bridge, ca. 17 air mi NE of Blairsden. 5700 ft elev. 1737 Comment
  UC1192324  Polygonum amphibium Malcolm A. Nobs and S. Galen Smith 1949-8-19 1454 Plumas Portola; marshy pond on se side Comment
  JEPS83027  Polygonum amphibium var. stipulaceum M. S. Taylor 1982-9-8 5124 Plumas ca 4 air mi s Greenville (n side of reservoir); Greenville SW quad, Round Valley Reservoir 1371 Comment
  CHSC40623  Polygonum aviculare Lowell Ahart 1985-9-26 5174 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
  CAS-BOT-BC414044  Polygonum aviculare subsp. aviculare Greg Sommers 1976-8-4 215 Plumas Sierra Valley Marsh. Along road at west end of Dyson Lane 1524 Comment
  CAS-BOT-BC414222  Polygonum aviculare subsp. depressum Walter Knight; Irja Knight 1966-9-12 1742 Plumas Butterfly Botanical Area and Vicinity. Mouth of Butterfly Creek 883 Comment
  CAS-BOT-BC414310  Polygonum aviculare subsp. neglectum Lowell Ahart 1981-9-6 3071 Plumas 1 1/2 miles SW of Crescent Mills 1200 Comment
  CAS-BOT-BC414311  Polygonum aviculare subsp. neglectum John Thomas Howell; Gordon H. True 1967-7-12 43382 Plumas Twain 883 Comment
  JEPS87770  Polygonum bistortoides Lowell Ahart 1994-6-12 7321 Plumas w side of Faggs Mine Rd near Cedar Flat (sw of a small branch of Willow Creek, about 1 1/4 air mi s of Bucks Lake) 1706 Comment
  UC85159  Polygonum bistortoides Mrs. R. M. Austin 1880-1 Plumas Big Meadows Comment
  JEPS81570  Polygonum davisiae M. S. Taylor and H. Swanson 1982-8-11 4965 Plumas on ridge between Florentine Canyon and Spencer Lakes (ca 5 mi sw of Johnsonville); Sierra City NW quad 2133 Comment
  JEPS87827  Polygonum davisiae Lowell Ahart 1994-7-20 7476 Plumas about 1/2 mi nw Mount Etna (n side of ridge, n of Pacific Crest Trail, Plumas and Sierra Cos.); Bunker Hill Ridge 1981 Comment
  RSA0114872  Polygonum douglasii L. P. Janeway 2015-7-29 11811 Plumas Northern High Sierra Nevada. Plumas National Forest; Sawpit Flat, along the road to Cleghorn Bar 2.5 road-km northwest of La Porte-Quincy Road; between Bird Creek, Onion Valley Creek, and Finger Board. 1926 Comment
  CHSC53209  Polygonum douglasii subsp. douglasii L. P. Janeway 1989-6-14 3305 Plumas Plumas National Forest Beckwourth Ranger District. Forest along S'ly side of Red Clover Valley. 1699 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
  UC465756  Polygonum douglasii subsp. spergulariiforme D. Cleveland 1882-7-24 148 Plumas Austin's Field Big Meadows Comment
  CAS-BOT-BC418526  Polygonum minimum Mrs. E. C. Sutliffe 1920-9-1 s.n. Plumas Salmon Lake Comment
  CHSC117457  Polygonum minimum Lowell Ahart 2016-6-29 21080 Plumas Top and east side of Table Mountain, about 2 miles (air) northwest of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir Dam. 1857 Comment
  NY412746  Polygonum minimum R. M. Austin 07 1877 s.n. Plumas Spanish Peak Comment
  CHSC95024  Polygonum persicaria Lowell Ahart 2006-10-23 13496 Plumas On the west side of Slate Creek (there is a large gravel flat caused by the dam), about 30 yards south of where the road ends, about 20 yards north of the dam across Slate Creek, about 1/8 mile northeast of Scales Road, about 5 1/2 miles (air) northeast of Strawberry Valley. 1281 Comment
  RSA59176  Polygonum phytolaccifolium E. K. Balls 1950-9-1 15602 Plumas Long Lake, above east shore toward Mt. Elwell. 2104 Comment
  CHSC45865  Polygonum polygaloides subsp. kelloggii Lowell Ahart 1974-8-3 580 Plumas In a small meadow, near the headwaters of Hopkins Creek, near Mount Etna, about 10 miles north-east of La Porte. 1828 Comment
  JEPS106061  Polygonum polygaloides subsp. kelloggii Lowell Ahart, John Dittes, Josephine Guardino, Robert Schlising 2004-6-14 11054 Plumas On the north side of a small meadow, about 50 yards north of the dirt road, road goes to Lake Davis, about 1/2 mile west of Lake Davis, about 11 1/2 miles (air) northeast of Slote 1777 Comment
  UC1564765  Polygonum polygaloides subsp. kelloggii V. Oswald and L. Ahart 1989-8-22 3951 Plumas ca 2 air mi nnw Humbug Summit; Lost Lake 1950 Comment
  JEPS102514  Polygonum prolificum Lowell Ahart 2001-9-18 9290 Plumas Near Cow Creek, on the strand of Lake Davis. 1761 Comment
  CAS-BOT-BC420209  Polygonum sawatchense subsp. sawatchense John Thomas Howell; Gordon H. True 1967-7-11 43309 Plumas About 3 miles southeast of Mt. Hough 1706 Comment
  CAS-BOT-BC420220  Polygonum sawatchense subsp. sawatchense Alice Eastwood 1927-6-17 14628 Plumas United States Forest Reserve. Long Valley 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-BC71845  Polypodium californicum J. G. Lemmon 1880-1-1 s.n. Plumas Sierra Valley Comment
  CAS-BOT-BC72353  Polystichum imbricans subsp. imbricans Clarence R. Quick 1952-6-29 52 -82 Plumas 1.2 miles south of summit on road between Belden and Humbug Valley Comment
  CHSC98323  Polystichum lemmonii L. P. Janeway 2007-6-3 9018 Plumas Northern High Sierra Nevada. Eastern end of Red Mountain, along the high exposed rocky ridgeline. Weathered reddish serpentine; gravelly flats around rock outcroppings. 1929 Comment
  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
  CAS-BOT-BC72505  Polystichum scopulinum Wayne Dakan 1974-8-25 s.n. Plumas Devils Punch Bowl Comment
  SEINET3145579  Populus trichocarpa E. K. Balls 1950-9-14 15822 Plumas 6 mi. NW of Chester, N Fork Feather River 1402 Comment
  CAS-BOT-BC445272  Portulaca oleracea John Thomas Howell 1977-8-11 52715 Plumas Bottom of Frenchmans Reservoir on east side near Big Cove 1706 Comment
  CAS-BOT-BC267203  Potamogeton foliosus John Thomas Howell 1926-7-24 2107 Plumas Lake Almanor near Prattville 1371 Comment
  RSA252492  Potamogeton gramineus Robert F. Thorne, C. W. Tilforth 1969-9-6 39250 Plumas Along Feather River, 1 mi SW of Beckwourth. 1357 Comment
  SJSU12097  Potamogeton gramineus N. A. Hopkins 1976-6-22 831 Plumas Marble Hot Springs Rd., Sierra Valley Comment
  CAS-BOT-BC453677  Potamogeton gramineus Thomas H. Kearney 1944-8-14 2 Plumas Near Prattville, Lake Almanor Comment
  RSA286340  Potamogeton natans Robert F. Thorne 1974-7-30 45017 Plumas Plumas National Forest: Butterfly Valley Botanical Area. 1158 Comment
  CAS-BOT-BC453794  Potamogeton natans E. K. Balls 1950-9-9 15733 Plumas West of Lakes Center Public Campground, southern Plumas County 2042 Comment
  UC1099845  Potamogeton natans Malcolm A. Nobs, S. Galen Smith 1949-8-20 1468 Plumas 9 mi s of Milford (on road between Beckwith and Milford, along Willow Creek); Willow Creek Comment
  JEPS100474  Potamogeton nodosus Dean W. Taylor 2000-8-12 17579 Plumas far eastern shore near Pioneer Cabin Antelope Lake; ; Antelope Lake, far eastern shore near Pioneer Cabin 1524 Comment
  RSA0005605  Potentilla aperta A. A. Heller, P. B. Kennedy 1907-7-18 8882 Plumas Beckwith Comment
  CAS-BOT-BC141667  Potentilla flabellifolia Anna Head 1921-7-25 s.n. Plumas Meadows above Long Lake - Feather River Basin Comment
  JEPS118338  Potentilla glandulosa subsp. ashlandica Lowell Ahart 2011-9-20 17682 Plumas Open area along a very small stream, on the north side of the poor dirt road on the north side of Pilot Peak, about 9 miles (air) northeast of La Porte 2072 Comment
  CHSC58039  Potentilla glandulosa subsp. glandulosa Vernon H. Oswald; Lowell Ahart 1992-6-2 4973 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. 1792 Comment
  CDA12050  Potentilla gracilis G. F. Hrusa, J. Dinsdale 1989-6-27 7215 Plumas Sierra Nevada; Snake Lake, approx. 5 m. WNW of Quincy. Comment
  CDA14030  Potentilla gracilis var. fastigiata G. F. Hrusa, B. A. Smith 1996-8-8 13478 Plumas Sierra Nevada; ~ 1/4 mi. S of intersection of USFS 24N42 & 24N66, approx. 1 mi. S of Brady's Camp, Plumas National Forest. Comment
  CHSC102743  Potentilla gracilis var. fastigiata Lowell Ahart; John Dittes, Josephine Guardino 2009-7-22 16144 Plumas On the west side of Forest Service Road 27N92K, east side of Long Valley, about 3.5 miles (air) west-southwest of Greenville, about 5.2 miles (air) southeast of Lake Alamanor Dam. 1606 Comment
  CHSC53594  Potentilla gracilis var. fastigiata L. P. Janeway 1989-7-25 3517 Plumas Plumas National Forest. Crocker Meadow; near Beckwourth-Genesee Rd (rd 111) 6.4 mi north of Beckwourth. 1737 Comment
  RSA123350  Potentilla gracilis var. fastigiata E. Sawyer 1935-7-9 284 Plumas 3.75 miles SSW of Crow 2073 Comment
  CAS-BOT-BC158519  Potentilla millefolia Marcus E. Jones 1897-7-3 s.n. Plumas Prattville 1371 Comment
  UC477524  Potentilla millefolia L. S. Smith 1931-5-26 2548 Plumas Last Chance Creek Plumas National Forest, Last Chance Creek 1524 Comment
  CAS-BOT-BC158525  Potentilla millefolia John Thomas Howell; H. Keith Wagnon 1980-5-27 53633 Plumas About 2 miles northwest of Almanor 1389 Comment
  CHSC118835  Potentilla millefolia Wendy L. Boes 2015-6-27 2015028 Plumas Plumas National Forest. Located near Indian Creek, to northwest of Antelope Lake, in between Forest Service road 28N31 and 28N03. UTM 701358 E, 4453845 N, NAD83 Zone 10N. 1580 Comment
  SEINET6637082  Potentilla millefolia A. A. Heller, P. B. Kennedy 1907-7-3 8691 Plumas Red Clover Valley Comment
  CDA40574  Potentilla recta Willo Vieira 2014-6-18 PDR# 320 P06131721 Plumas Quincy; Lee Road, site #1. 0 Comment
  CHSC101923  Poteridium annuum Lowell Ahart; John Dittes 2009-7-13 16055 Plumas West side of Forest Service Road 27lN98, headwater of Clear Creek, about 2.0 miles (air) north of Butt Valley Reservoir Dam, about 3 miles (air) southwest of Lake Almanor Reservoir Dam. 1476 Comment
  CAS-BOT-BC47621  Primula suffrutescens Mrs. E. C. Sutliffe 1921-10-1 s.n. Plumas Gold Lake Region Comment
  SJSU13890  Primula suffrutescens N. A. Hopkins & M. F. 1985-8-29 1322 Plumas 0.5 mi SW of Long L & Mt Elwell 2255 Comment
  HSC22868  Prunella vulgaris John Pratt 1970-6-19 23 Plumas 1677 Comment
  SEINET10498363  Prunella vulgaris subsp. lanceolata Mary Susan Taylor 1974-7-3 Taylor 303 Plumas Butterfly Valley Botanical Area, ca. 10 mi NW of Quincy on Hwy 70. Associates: Drosera rotundifolia, Darlingtonia californica. 1219 Comment
  UC1075671  Prunella vulgaris var. lanceolata Robert J. Weatherby 1950-7-7 1449 Plumas Gansner Creek Quincy; , Quincy 1219 Comment
  CAS-BOT-BC158136  Prunus emarginata Mrs. E. C. Sutliffe 1919-8-1 s.n. Plumas Gold Lake Region Comment
  CAS-BOT-BC158139  Prunus emarginata Alice Eastwood 1927-6-15 14617 Plumas United States Forest Reserve Comment
  CHSC58040  Prunus emarginata Vernon H. Oswald; Lowell Ahart 1992-6-2 4971 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. Near the base of a cliff. 1822 Comment
  UC338360  Prunus emarginata unknown 1889-5-28 Plumas Mohawk Valley Comment
  UC567074  Prunus emarginata D. Axelrod 1934-6-4 11 Plumas sw of La Porte 1645 Comment
  UC586844  Prunus emarginata Joseph Andorfer Ewan 1934-6-25 8197 Plumas Gold Lake Road; Sierra Nevada, Gold Lake Road 1524 Comment
  CAS-BOT-BC356963  Pseudognaphalium canescens John Thomas Howell 1976-7-16 51880 Plumas Spanish Creek near mouth of Slate Creek 1066 Comment
  CHSC95005  Pseudognaphalium luteoalbum Lowell Ahart 2006-10-23 13474 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
  JEPS29571  Pseudognaphalium thermale John Thomas Howell 1960-7-20 35756 Plumas Boiling Springs Lake Lassen Volcanic Park, Boiling Springs Lake 1798 Comment
  CHSC21027  Pseudostellaria jamesiana F. T. Griggs; A. Pass 1975-7-10 146 Plumas Bucks Lake Forest Service Survey. Comment
  CHSC75489  Pseudostellaria jamesiana G. F. Hrusa; T. D. Wilfred 1997-6-26 13928 Plumas Sierra Nevada. Site about Pine Creek at Brady's Camp. Pine Creek Valley, +/- 1/2 mi. NE Argentine Rock. On creek banks. 2125 Comment
  CHSC76049  Pseudostellaria jamesiana G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-24 3229 Plumas Rhinehart Meadow, Mt. Hough-Crystal Lake Road 1.0 mile south of China Grade Road (to Taylorsville). 1676 Comment
  UC1125831  Pseudostellaria jamesiana A. Lewis 1934-6-18 490 Plumas 1 mi sw Bald Mtn.; Plumas National Forest, Downieville Quad., sw of Bald Mtn. Comment
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  RSA756865  Pseudostellaria jamesiana Barbara Ertter 2001-7-21 17785 Plumas Southeast Diamond Mountains northeast of Frenchman Lake, northeast slope of rhyolite plug, between Galeppi Creek and Spring Creek. 2195 Comment
  OBI69176  Pseudotsuga menziesii var. menziesii Kristina L. Schultz, Dan Schultz 2000-11-3 5 Plumas Quincy Range. Located directly off trl at the intersection of Jackson St. and Old Meadow Valley rd 1067 Comment
  CAS-BOT-BC361779  Psilocarphus brevissimus var. brevissimus Alice Eastwood 1918-5-25 7002 Plumas Portola Comment
  CAS-BOT-BC361780  Psilocarphus brevissimus var. brevissimus A. A. Heller; P. B. Kennedy 1907-7-2 8689 Plumas Between Vinton and Beckwith [Beckwourth] Comment
  CAS-BOT-BC361781  Psilocarphus brevissimus var. brevissimus Thomas H. Kearney 1944-8-14 158 Plumas Near Prattville, Lake Almanor Comment
  CHSC97471  Psilocarphus tenellus var. tenellus Lowell Ahart; John Dittes 2007-6-16 14085 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
  CAS-BOT-BC72611  Pteridium aquilinum Walter Knight; Irja Knight; John Thomas Howell 1966-7-26 1592 Plumas Fern Glen. 1097 Comment
  UC485727  Pteridium aquilinum var. pubescens H. F. Copeland 1932-8-24 Plumas Drakesbad Comment
  SEINET10904098  Purshia tridentata Mary Susan Taylor 1981-5-10 Taylor 3678 A Plumas T27N R13E nw/sw sec 19. Antelope Lake quad. E side of Antelope Lake, in and around large wet Pioneer Meadow, ca. 20 air mi ne of Taylorsville. 5040 ft. 1536 Comment
  CHSC113656  Purshia tridentata var. tridentata L. P. Janeway 2014-5-25 11266 Plumas High Cascade Range. Along the ridgeline between Scotts John Creek and Butt Creek, 1.2 air-km northeast of the top of Humboldt Peak; Pacific Crest Trail nearby. 2073 Comment
  JEPS107603  Purshia tridentata var. tridentata Lowell Ahart, Josephine Guardino 2005-8-10 12308 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
  JEPS18599  Purshia tridentata var. tridentata W. L. Jepson 1910-6-6 4076 Plumas Hot Springs Valley; Lassen Pk. 1828 Comment
  JEPS94510  Pycnanthemum californicum Vernon Oswald and Lowell Ahart 1997-9-18 8881 Plumas 4.5 mi w of Butte Valley Reservoir (Forest Road 26N25 at Soda Ravine); Soda Ravine, Forest Road 26N25 1249 Comment
  POM161726  Pycnanthemum californicum R. C. Bacigalupi 1927-7-12 1723 Plumas at Quincy Junction Station 1067 Comment
  SEINET10499007  Pycnanthemum californicum Mary Susan Taylor 1981-7-21 Taylor 4086 Plumas T24N R11E nw/ne sec 19, Spring Garden quad. Along small creek that feeds into Squirrel Creek, ca. 0.5 mi N of jct of 401 and 25N42, ca. 3 mi N of Spring Garden. 4500 ft elev. 1372 Comment
  RSA794197  Pyrola dentata Diana D. Jolles 2005-7-15 124 A Plumas Plumas National Forest. Old Haun Rd. from 147 by Lake Almanor. 1485 Comment
  CHSC52733  Pyrola picta L. P. Janeway 1990-7-31 3820 Plumas Plumas National Forest. Near the crest of Grizzly Ridge, on the N side at head of drainage of the SW fork of Paradise Cr. 2042 Comment
  CHSC54419  Pyrola picta Vernon H. Oswald 1991-6-12 4658 Plumas Lassen Volcanic National Park. Trail between Willow Lake and Terminal Geyser. 1691 Comment
  SEINET10449177  Pyrola picta Mary Susan Taylor 1981-7-21 Taylor 4091 Plumas T24N R11E nw/ne sec 19, Spring Garden quad. Along small creek that feeds into Squirrel Creek, ca. 0.5 mi N of jct of 401 and 25N42, ca. 3 mi N of Spring Garden. 4500 ft elev. 1372 Comment
  CAS-BOT-BC362267  Pyrrocoma carthamoides var. cusickii John Thomas Howell 1962-6-17 37716 Plumas Portola 1463 Comment
  CHSC84530  Pyrrocoma lanceolata var. lanceolata John Dittes; Lowell Ahart 2003-8-8 2003 -90 Plumas Northern High Sierra Nevada; northern Sierra Valley, ca. 6.3 air-mile southeast of Portola, ca. 4.3 air-mile south by southeast of Beckwourth, ca. 0.2 air-mile east of Beckwourth-Calpine Road (A23). At edge of Dyson Lane. 1487 Comment
  CAS-BOT-BC328162  Pyrrocoma lucida E. K. Balls 1950-9-4 15578 Plumas Opposite Feather River Experiment Station across Highway 24, 4 miles north of Quincy 1066 Comment
  SD90413  Pyrrocoma lucida R. F. Thorne, C. W. Tilforth 1969-9-6 39238 Plumas Bank of Feather River, 1 mile southwest of Beckwourth 1355 Comment
  CAS-BOT-BC62429  Quercus chrysolepis H. E. Brown 1897-8-1 638 Plumas near Lassen Buttes 1828 Comment
  UCD14010  Quercus chrysolepis John M. Tucker 1948-7-25 1750 Plumas California, Plumas Co.; 1.3 mi. east of Camp 18, area of Camel's Peak; Comment
  JEPS108144  Quercus chrysolepis var. nana L. P. Janeway 1994-8-26 4754 Plumas Northern High Sierra Nevada. Extreme western extension (end) of Lava Top, about 1.0 mi southwest of town of Cascade 1440 Comment
  CAS-BOT-BC93984  Quercus durata John Thomas Howell 1951-8-19 28168 Plumas near Rich Bar 792 Comment
  CAS-BOT-BC94264  Quercus garryana John Thomas Howell 1959-9-26 35067 Plumas near Virgilia 838 Comment
  UCD46127  Quercus garryana var. semota E. Nourse 1934-8-1 5 Plumas one mile northwest of Silver Creek. 1432 Comment
  UCD46140  Quercus garryana var. semota W. I. Follett 1933-7-18 s.n. Plumas Rich gulch. Comment
  CAS-BOT-BC105316  Quercus kelloggii M. B. Kildale 1926-9-11 2766 Plumas branch of North Fork Feather River between Greenville & Quincy 1219 Comment
  JEPS54997  Ranunculus aquatilis var. capillaceus W. L. Jepson 1918-8-16 8023 Plumas Clover Creek Genesee Valley (foot) 1097 Comment
  CAS-BOT-BC378976  Ranunculus aquatilis var. diffusus Thomas H. Kearney 1944-8-14 54 Plumas near Prattville, Lake Almanor Comment
  CAS-BOT-BC378980  Ranunculus aquatilis var. diffusus Miss Doris Glenn s.n. Plumas Hawley Lake Comment
  CAS-BOT-BC378981  Ranunculus aquatilis var. diffusus Miss T. O. Raphael 1919-8-8 s.n. Plumas Mohawk Comment
  HSC18120  Ranunculus aquatilis var. diffusus W. R. Rogers 1966-7-6 208 Plumas Ramelli Creek 1982 Comment
  CHSC102111  Ranunculus flammula var. ovalis Lowell Ahart; John Dittes, Josephine Guardino 2009-7-29 16240 Plumas On damp bare soil, below the high water line of Lake Almanor, 1,849 feet northwest of Lake Almanor Dam. 1591 Comment
  CHSC60558  Ranunculus glaberrimus var. ellipticus L. P. Janeway 1992-4-2 4149 Plumas Plumas National Forest. About 1/4 mi northeast of Claireville Flat; 1/2 mi southeast of Hwy 70 and 2/3 mi northwest of Middle Fork Feather River. 1490 Comment
  CHSC75527  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
  UC176350  Ranunculus occidentalis A. A. Heller 1913-6-13 10835 Plumas near Marston Station 1066 Comment
  CHSC97593  Ranunculus occidentalis var. occidentalis Lowell Ahart; John Dittes 2007-6-16 14114 Plumas East of a small stream, on the south side of County Road 111 (Beckwourth Genesee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1647 Comment
  SEINET5338856  Ranunculus orthorhynchus A. A. Heller, P. B. Kennedy 1907-7-9 8786 a Plumas Prattville. Comment
  JEPS101237  Ranunculus orthorhynchus var. orthorhynchus Dean W. Taylor 2000-8-8 17553 Plumas Wemple Cabin, Antelope Creek 1 air mi NE from Antelope Lake (upper Feather River watershed) 1859 Comment
  UCR139353  Ranunculus repens David D. Keck 1932-7-3 1678 Plumas Northern Sierra Nevada Mtns., Quincy 1067 Comment
  CAS-BOT-BC55824  Rhamnus John Thomas Howell 1977-6-21 52395 Plumas Vista Point near Lake Almanor Dam 1432 Comment
  POM186836  Rhamnus purshiana D. D. Keck 1932-7-3 1647 Plumas Hillside S of town, Spruce yellow pin forest. 1189 Comment
  SEINET10493608  Rhamnus purshiana Mary Susan Taylor 1982-7-22 Taylor 4902 Plumas T24N R8E nw/ne sec 12. Bucks Lake quad. On earth dam crossing Waupaunsie Creek, w side of Snake Lake Rd, ca. 1.5 mi ne of Meadow Valley. 4750 ft. 1448 Comment
  UC1121929  Rhamnus rubra E. Sawyer 1935-7-8 277 Plumas 4.5 mi s Crow; Plumas National Forest, Sierraville Quad. 1798 Comment
  CAS-BOT-BC56573  Rhododendron columbianum Lewis S. Rose 1932-9-7 32640 Plumas Bear Lakes 1981 Comment
  UCD117835  Rhododendron columbianum H. B. Currier 1952-8-14 s.n. Plumas Along trail from Lakes Center Camp to Mount Elwell, next lake above Silver Lake, Plumas National Forest. 1981 Comment
  CDA11929  Rhododendron occidentale G. F. Hrusa, J. Dinsdale 1989-6-27 7223 Plumas Sierra Nevada; Tributary entering Bucks Lake at N end. Comment
  CAS-BOT-BC438109  Ribes John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-25 54327 Plumas 1.4 miles north-northeast of Englemine on Diamond Mt. Road 1295 Comment
  CDA14735  Ribes cereum G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-24 3267 Plumas Mount Hough summit. 2194 Comment
  UC1127248  Ribes cereum E. Sawyer 1935-7-9 279 Plumas 2 3/4 mi ssw Crow; Plumas National Forest, Sierraville Quadrangle Comment
  UCD102122  Ribes cereum Donna Allen 1977-6-2 s.n. Plumas On Clover Creek dirt road, half way between Genesee valley and Summit valley. Comment
  CHSC52954  Ribes cereum var. cereum L. P. Janeway 1989-6-20 3353 Plumas Plumas National Forest. Beckwourth Ranger District. East-facing slope near top of Crocker Mtn overlooking Red Clover Valley. 2194 Comment
  RSA0024860  Ribes cereum var. cereum L. Ahart, John Dittes, Josephine Guardino 2007-6-8 13985 Plumas East side of an open rocky flat, 70 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis. 1966 Comment
  UC1586453  Ribes inerme var. inerme Vernon H. Oswald and Lowell Ahart 1991-7-30 4798 Plumas ca. 6 mi (air) ene Humbug Summit (within the fenced enclosure at the springs, ca. 12 mi (air) s of Chester, w side of valley); Humbug Valley, Big Springs 1310 Comment
  CHSC10767  Ribes nevadense Lowell Ahart 1969-5-18 Plumas Slate Creek, 10 miles south of La Porte. 914 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
  SEINET5339753  Ribes nevadense M. J. Williams 1967-4-22 s.n. Plumas 1 mile w. of Storrie, Rocky bank 518 Comment
  CDA14020  Ribes roezlii G. F. Hrusa, B. A. Smith 1996-8-8 13468 Plumas Sierra Nevada; Ca. 1/4 mi. S of intersection of USFS 24N42 & 24N66, approx. 1 mi. S of Brady's Camp, Plumas National Forest. Comment
  UC1127551  Ribes roezlii C. W. Hanks 1934-9-18 83 Plumas n Sierra Valley (near Plumas National Forest); Sierraville Quadrangle Comment
  UCD19441  Ribes roezlii W. B. McHenry 1990-5-21 s.n. Plumas Bucks Lake, along quarry road. 1584 Comment
  CDA25589  Ribes viscosissimum var. hallii L. Ahart 2001-6-4 8753 Plumas About 1/8 mile north of the Feather Fork Mine, about 2 miles northeast of Little Grass Valley Reservoir, about 6 miles (air) northeast of La Porte. Comment
  CHSC20983  Ribes viscosissimum var. hallii F. T. Griggs; A. Pass 1975-7-16 199 Plumas N. shore of Lower Buck's Lake. Comment
  JEPS102426  Ribes viscosissimum var. hallii Lowell Ahart 2001-6-4 8753 Plumas About 1/8 mile north of the Feather Fork Mine, about 2 miles NE of Little Grass Valley Reservoir, about 6 miles (air) NE of La Porte. 1615 Comment
  CAS-BOT-BC363060  Rigiopappus leptocladus M. S. Taylor 1982-6-3 4604 Plumas W side of Poplar Creek Rd (23N08) just s of bridge over Poplar Creek, 1 mi s of Sloat 1280 Comment
  CAS-BOT-BC363061  Rigiopappus leptocladus M. S. Taylor 1982-6-28 4771 Plumas Paralleling Hwy 70, just w of Calpine Rd (109), Ramelli Ranch, ca. 1 mi w of Beckwourth 1487 Comment
  CAS-BOT-BC363067  Rigiopappus leptocladus Elizabeth McClintock; Wayne Roderick 1968-5-19 s.n. Plumas East of Beckwourth 1524 Comment
  SEINET10473938  Rigiopappus leptocladus Mary Susan Taylor 1982-6-2 Taylor 4604 Plumas T23N R11ER nw/ne sec 22. Johnsville quad. W side of Poplar Creek Rd (23N08), jct s of bridge over Poplar Creek, 1 mi s of Sloat. 4200 ft. 1280 Comment
  SEINET10871492  Rorippa Mary Susan Taylor 1981-7-13 Taylor 4000 Plumas T24N R15E ne/sw sec 1, Frenchman Lake quad; along Lookout Creek, ca. 2 mi W of its jct with 28N11, ca. 3 air mi NW of N tip of the Lake, ca. 15 air mi N of Chicoot. 6200 ft elev. 1890 Comment
  POM273410  Rorippa curvisiliqua Lyman Benson 1932-7-29 4002 Plumas Buck Lake. Sierra Nevada Mtn range. Feather River drainage. 2134 Comment
  RSA716413  Rorippa curvisiliqua L. Ahart, John Dittes 2005-9-19 12387 Plumas Below the high water line of Taylor Lake, on the east side of Taylor Lake, about 6 miles (air) southwest of Antelope Lake. 2081 Comment
  CHSC102130  Rorippa curvisiliqua var. curvisiliqua Lowell Ahart; John Dittes 2009-7-27 16166 Plumas On damp soil, bottom of a small dry pond, headwaters of Grizzly Gulch, 2.1 miles (air) northeast of Butt Valley Reservoir Dam. 1479 Comment
  CHSC21525  Rorippa curvisiliqua var. orientalis L. Mayer; D. Brink 1975-7-9 Plumas Buck's Lake. Comment
  CHSC33155  Rorippa curvisiliqua var. orientalis V. Holt 1935-8-1 Plumas Lott's Lake. 1524 Comment
  CHSC95017  Rorippa curvisiliqua var. orientalis Lowell Ahart 2006-10-23 13476 Plumas On the east side of Slate Creek (there is a large gravel flat caused by the dam), about 30 yards south of where the road ends, about 20 yards north of the dam across Slate Creek, about 1/8 mile northeast of Scales Road, about 5 1/2 miles (air) northeast of Strawberry Valley. 1281 Comment
  JEPS102610  Rorippa curvisiliqua var. orientalis Lowell Ahart 2001-10-16 9381 Plumas On the SW side of Round Valley Reservoir, about 2 1/2 miles SW of Greenville. 1363 Comment
  CAS-BOT-BC74871  Rorippa tenerrima John Thomas Howell 1976-7-14 51827 Plumas Sierra Nevada. Quincy. 1051 Comment
  CHSC21533  Rosa bridgesii D. Brink; L. Mayer 1975-7-11 Plumas Comment
  CHSC21557  Rosa bridgesii L. M. Mayer; D. E. Brink 1975-7-2 Plumas Bucks Lake. Comment
  CAS-BOT-BC148170  Rosa gymnocarpa John Thomas Howell; Walter Knight; Irja Knight; Gordon H. True 1968-6-11 2405 Plumas Butterfly Botanical Area, South end of Pond reservoir - Sierra Nevada Comment
  CAS-BOT-BC148171  Rosa gymnocarpa John Thomas Howell; Walter Knight; Irja Knight; Gordon H. True 1969-6-24 2627 Plumas Ner Overnight Camp - Butterfly Botanical Area and vicnity 1097 Comment
  CAS-BOT-BC148177  Rosa gymnocarpa Anna Head 1920-7-15 s.n. Plumas Gray Eagle Falls Meadows, Feather River Region Comment
  JEPS115700  Rosa gymnocarpa Lowell Ahart, John Dittes, Josephine Guardino 2009-6-14 15869 Plumas South of Forest Road 27N01Y, south of the high cut bank along the road, about 1.3 miles (air) west of Lake Almanor Dam 1462 Comment
  RSA499264  Rosa gymnocarpa Dorothy Davis 1923-08 s.n. Plumas Mohawk 1524 Comment
  SD123483  Rosa gymnocarpa Robert F. Thorne 1974-7-30 45004 Plumas Plumas National Forest, Butterfly Valley Botanical Area: margin of boggy meadow W of Mill Pond 1157 Comment
  JEPS113535  Rosa woodsii var. ultramontana Lowell Ahart, Josephine Guardino 2007-7-20 14323 Plumas North of a small drainage, northeast of a large meadow, east of Lighting Tree Campground, east of the paved road, east side of Lake Davis 1789 Comment
  JEPS45630  Rosa woodsii var. ultramontana W. L. Jepson 1918-8-16 8018 Plumas near Taylorville; Indian River 1097 Comment
  UC1561241  Rotala ramosior Barbara Ertter 1988-10-21 8012 Plumas 1.5 mi e of Chester (Lake Almanor, e end of causeway); Lake Almanor 1341 Comment
  CAS-BOT-BC156593  Rubus ulmifolius Edward Pittman 1965-10-16 214 Plumas Between Bryant Ravine & Feather Falls 609 Comment
  SD9050  Rudbeckia occidentalis Mrs. R. M. Austin 1880-1 Plumas Mount Dyer Comment
  CHSC53592  Rumex acetosella L. P. Janeway 1989-7-20 3505 Plumas Plumas National Forest Beckwourth Ranger District Crocker Compartment. Forest along southerly side of Red Clover Valley at jct of rd 26N70 (to Laufman) and Beckwourth-Genesee Rd (rd 111) 9.5 mi from Beckwourth. Dense patch of this on road shoulder at crossing of dry creek. 1676 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
  JEPS114808  Rumex acetosella Lowell Ahart 2008-8-13 15182 Plumas E side of La Porte Road, W of East Branch Creek, about 1 3/4 mi (air) S of Little Grass Valley Reservoir, about one mi NE of La Porte 1613 Comment
  CAS-BOT-BC422167  Rumex californicus John Thomas Howell 1973-7-9 49714 Plumas Crescent Mills 1066 Comment
  OBI34305  Rumex crispus Bernie Smith 1966-7-26 180 Plumas Pinchard Crk Comment
  CHSC80252  Rumex paucifolius L. P. Janeway 1996-6-5 4992 Plumas Northern High Sierra Nevada/Modoc Plateau. Ramelli Ranch; northwest corner of Sierra Valley; 400 ft south of Middle Fork Feather River and 300 ft west of the road to Calpine. 1488 Comment
  CAS-BOT-BC434303  Rumex triangulivalvis Lowell Ahart 1985-7-11 5121 Plumas Below the high water line of Little Grass Valley Reservoir, where the South Fork of the Feather River flows into the lake, about 4 1/4 miles north-east of La Porte 1584 Comment
  CAS-BOT-BC434308  Rumex triangulivalvis John Thomas Howell 1959-9-22 34853 Plumas Drakesbad 1737 Comment
  CAS-BOT-BC434312  Rumex triangulivalvis John Thomas Howell; Gordon H. True 1967-7-9 43268 Plumas At Quincy 1036 Comment
  CHSC95003  Sagina saginoides Lowell Ahart 2006-10-23 13478 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
  RSA65489  Sagina saginoides F. W. Peirson 1926-6-21 8658 Plumas North side of Lake Almanor. Comment
  JEPS32202  Sagittaria cuneata W. L. Jepson 1918-8-17 8036 Plumas Sierra Valley 1524 Comment
  CAS-BOT-BC445676  Sagittaria cuneata Walter Knight; Irja Knight 1966-6-19 1363 Plumas Butterfly Botanical Area and Vicinity. North end pond Reservoir near dam. Butterfly Valley 1097 Comment
  CAS-BOT-BC445679  Sagittaria cuneata John Thomas Howell 1973-7-9 49706 Plumas Crescent Mills. 1066 Comment
  CAS-BOT-BC445680  Sagittaria cuneata John Thomas Howell 1926-7-24 2109 Plumas Lake Almanor near Prattville 1371 Comment
  CAS-BOT-BC103064  Salix bonplandiana John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-25 54338 Plumas 2.8 miles north-northeast of Englemine on Diamond Mt. Road 1341 Comment
  RSA52884  Salix eastwoodiae R. Weatherby 1950-9-1 1529 Plumas Above Hellgramite Pond near Long Lake. Lakes Basin Area. 2226 Comment
  SEINET3158446  Salix eastwoodiae E. K. Balls 1950-9-1 15586 Plumas E shore of Long Lake, turning from Mt. Elwell. Southern Plumas Co. 2103 Comment
  UC440201  Salix eastwoodiae H. M. Hall 1912-7-8 9312 Plumas Bunker Hill 2133 Comment
  CAS-BOT-BC103885  Salix exigua John Thomas Howell 36928 Plumas Feather River bed, Portola 1478 Comment
  SBBG27406  Salix geyeriana C. R. Ball, E. Smith, Mrs. H. P. Bracelin 1932-7-25 696 Plumas fork of Feather River ca. 5 mi SW of Prattville Comment
  UC525903  Salix geyeriana C. R. Ball, Emily Smith, Mrs. H. P. Bracelin 1932-7-25 697 Plumas Fork of Feather River about 5 miles southwest of Prattville Comment
  RSA502885  Salix laevigata J. T. Howell, T. C. Fuller, G. D. Barbe 1981-6-25 54338 Plumas 2.8 miles north-northeast of Englemine on Diamond Mt. Road. 1341 Comment
  UC1134968  Salix lasiandra subsp. lasiandra G. T. Nordstrom 1934-7-20 239 Plumas Silver Lake Dam Bidwell Bar Quad., Silver Lake Dam Comment
  UC525902  Salix lasiandra subsp. lasiandra C. R. Ball, Emily Smith, and Mrs. H. P. Bracelin 1932-7-25 698 Plumas ca. 5 mi. s.w. Prattville (Fork of Feather R.); Fork of Feather R. Comment
  RSA31980  Salix lasiolepis var. bigelovii A. A. Heller 1938-5-30 15135 Plumas The Feather River near Vigilia. 793 Comment
  CAS-BOT-BC128428  Salix lasiolepis var. lasiolepis Mary Strong Clemens 1920-5-26 s.n. Plumas Taylorsville Comment
  CAS-BOT-BC128430  Salix lasiolepis var. lasiolepis David D. Keck 1932-7-3 1657 Plumas Meadow south of Spanish Creek, Quincy - Northern Sierra Nevada 1066 Comment
  CAS-BOT-BC128431  Salix lasiolepis var. lasiolepis David D. Keck 1932-7-3 1657 Plumas Meadow south of Spanish Creek, Quincy - Northern Sierra Nevada 1066 Comment
  CAS-BOT-BC128437  Salix lasiolepis var. lasiolepis Irja Knight; Walter Knight 1966-6-18 1336 Plumas Butterfly Valley - Sierra Nevada 1158 Comment
  RSA201311  Salix lemmonii J. T. Howell 1960-7-20 35725 Plumas Drakesbad. 1677 Comment
  RSA5710  Salix ligulifolia Carleton R. Ball, H. P. Bracelin, Beryl Kautz 1931-5-31 393 Plumas N Fork of Feather River, at Chester. 1350 Comment
  HSC20036  Salix melanopsis L. S. Rose 1968-6-10 68090 Plumas Quincy Meadow 1037 Comment
  UC176141  Salix melanopsis A. A. Heller 1913-6-13 10858 a Plumas near Quincy Quincy 1066 Comment
  CHSC115799  Salix orestera Lowell Ahart; John Deurloo 2015-8-25 20532 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
  SEINET4174120  Salsola paulsenii W. Harnach, N. Harnach 1990-7-10 468 Plumas Sierra Valley, just west of the steel bridge on Marble Lane 1486 Comment
  CAS-BOT-BC176982  Salsola tragus John Thomas Howell 1959-9-24 34977 Plumas Beckwourth 1493 Comment
  CAS-BOT-BC235197  Sambucus racemosa var. racemosa Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region Comment
  UC579567  Sanguisorba annua E. Sawyer 1935-6-27 166 Plumas nw Sierra Valley (Charlies Valley); Plumas National Forest, Sierraville Quad. 1524 Comment
  UC555549  Sanguisorba annua H. L. Mason 1924-6-16 1042 Plumas near Graeagle (South banks of Feather River); s banks of Feather River Comment
  CDA18465  Sanicula graveolens G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-24 3202 Plumas Sierra Nevada; 0.5 mile north of Taylor Creek Road (to Solomon Saddle) junction, on Mt. Hough-Crystal Lake Road. 1584 Comment
  SD107288  Sanicula graveolens Christopher Davidson 1975-6-7 2742 Plumas 3 miles west of road to Snake Lake, departing northwest of Highway 89 around 2 miles north of Quincy. 1280 Comment
  UC875485  Sanicula graveolens Anna Head 1921-6-24 Plumas Feather River Region on trail to Grey Eagle Mine; Feather River Region Comment
  CHSC45884  Sanicula tuberosa Lowell Ahart 1979-7-18 1983 Plumas In a small meadow, along Cleghorn Bar Road, about 1 mile west of the Quincy La Porte Road, about 2 miles west of Pilot Peak, about 12 miles north of La Porte. 1676 Comment
  CHSC1417  Sarcodes sanguinea V. Holt 1932-5-1 Plumas Lake Almanor. 1371 Comment
  CHSC21116  Sarcodes sanguinea F. T. Griggs; A. Pass 1975-7-1 20 Plumas East of Grizzly Creek. Comment
  CDA38883  Sarcodes sanguinea R. Wilkey 1959-5-16 2380 Plumas Buck s Lake. 0 Comment
  CAS-BOT-BC111572  Schoenoplectus americanus John Thomas Howell 1959-9-22 34867 Plumas On hot spring terrases, Drakesbad. 1737 Comment
  CAS-BOT-BC111855  Schoenoplectus subterminalis Lowell Ahart 1980-9-17 2655 Plumas In lake, 1/2 mile west of Fowler Pk. 1600 Comment
  CAS-BOT-BC35586  Scirpus congdonii John Thomas Howell 1960-7-19 35646 Plumas Drakesbad, Lassen Volcanic National Park 1828 Comment
  CHSC65852  Scirpus congdonii L. P. Janeway 1995-10-25 4944 Plumas Lakes Basin. Southwest end of Lakes Basin Campground, southeast side of Grass Lake. 1920 Comment
  CHSC65854  Scirpus congdonii L. P. Janeway 1995-7-23 4876 Plumas Meadow at head of western branch of Stag Creek; along Road 22N80Y 0.1 mi north of Rd 22N72; about 0.3 mi south-southeast of Table Mountain. 1755 Comment
  CAS-BOT-BC35579  Scirpus congdonii John Thomas Howell 1959-9-23 s.n. Plumas 3 miles from Juniper Lake on road to Chester 1889 Comment
  JEPS28328  Scirpus congdonii George W. Gillett 1957-7-18 832 Plumas in shallow water <in> marsh n end Willow Lake; Lassen Volcanic National Park, n end Willow Lake 1661 Comment
  SEINET10872756  Scirpus congdonii Lowell Ahart 1985-7-3 Ahart 5103 Plumas About 4 1/4 miles north-east of La Porte. Comment
  CHSC21179  Scirpus diffusus F. T. Griggs; A. Pass 1975-7-17 221 Plumas Buck's Lake. Comment
  CHSC76127  Scleranthus annuus subsp. annuus G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-25 3282 Plumas Beckwourth-Greenville Road 0.7 mile south of Arlington Road, east of Taylorsville. 1085 Comment
  SEINET13751293  Scrophularia desertorum M. J. Williams, J. T. Howell, W. Follette 1977-8-11 77- 68 -6 Plumas Road along Last Chance Creek from Chilcoot to Frenchman's 1707 Comment
  JEPS63303  Scutellaria antirrhinoides Hilda W. Grinnell 1934-6-1 Plumas 7 mi sw of Westwood (near Lake Almanore) Comment
  RSA641453  Scutellaria nana Michael A. Vincent 1999-6-8 8557 Plumas Plumas National Forest, Milford Ranger Dstrict. Along FS 26N16 between FS 26N17 and Doyles Crossing bridge. Comment
  CHSC62167  Secale cereale L. P. Janeway 1993-7-21 4466 Plumas Plumas National Forest. Southwest side of Red Clover Valley, 0.9 mi southeast of Clover Valley Ranch; 200 ft south of the Beckwourth-Genesee Road along logging spur 24N66X. 1685 Comment
  CHSC118119  Sedum albomarginatum P. F. Zika 2012-5-15 25865 Plumas Serpentine Canyon, above Route 70, 1.5 air miles S ... Field redacted by CHSC, contact the data manager for more information 830 Comment
  JEPS73836  Sedum albomarginatum P. C. Hutchison 1967-6-16 7333 Plumas 4.1 mi above Rich Bar (East Branch North Fork Feather River); East branch North Fork Feather River, above Rich Bar Comment
  CHSC21310  Sedum spathulifolium F. T. Griggs; A. Pass 1975-7-8 100 Plumas Buck's Lake Forest Service Survey. Comment
  CAS-BOT-BC63849  Sedum spathulifolium John Thomas Howell 1962-6-16 37634 Plumas Lewisia Rock, North Fork Feather River 640 Comment
  JEPS26935  Sedum spathulifolium P. C. Hutchison 1961-6-9 2108 Plumas Feather River Canyon Feather River Canyon (at the Butte County line on highway US Alt. 40) 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-BC363369  Senecio aronicoides E. D. Merrill 1929-7-13 s.n. Plumas Silver Lake 1828 Comment
  CDA8608  Senecio eurycephalus T. C. Fuller 1958-7-7 1916 Plumas 3 miles west of Virgilia. 0 Comment
  CDA11291  Senecio eurycephalus var. eurycephalus G. F. Hrusa 1994-5-31 11886 Plumas Sierra Nevada; Junction of Hwy. 70 and Pulga Rd. Comment
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Apr 10 2018
  CAS-BOT-BC363798  Senecio integerrimus Clare B. Hardham 1961-6-16 7472 Plumas Sierra Nevada Mountains. Diamond Peak 2133 Comment
  CAS-BOT-BC363793  Senecio integerrimus L. W. Swift 1930-7-3 32 Plumas Plumas National Forest. Fitch Canyon Allot. 1889 Comment
  CAS-BOT-BC363915  Senecio integerrimus var. exaltatus Alice Eastwood 1927-6-1 14641 Plumas United States Forest Reserve. Forest Lodge, Greenville Comment
  CAS-BOT-BC363926  Senecio integerrimus var. exaltatus Mary Strong Clemens 1920-5-4 s.n. Plumas Greenville Comment
  CAS-BOT-BC341187  Senecio lugens L. S. Rose 1931-4-13 s.n. Plumas Woodleaf Comment
  JEPS113709  Senecio serra var. serra Lowell Ahart, John Dittes, Josephine Guardino 2007-8-10 14460 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
  CAS-BOT-BC364762  Sericocarpus oregonensis subsp. californicus Clare B. Hardham 1986-8-9 30400 Plumas Sierra Nevada Mountains. Meadow Valley - Virgilia Road 1341 Comment
  JEPS16115  Sericocarpus oregonensis subsp. californicus Duncan Dunning 1921-8-23 Plumas 6 mi e, e end of American Valley, above Thompson Ranch Quincy; American Valley 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
  CHSC92051  Sidalcea gigantea L. P. Janeway 2005-9-4 8535 Plumas Northern High Sierra Nevada. Along Road 24N13 along the east side of Lynch Meadows. 1338 Comment
  UC1873584  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
  JEPS97954  Sidalcea gigantea B. G. Baldwin 1999-8-16 1089 Plumas along Oroville-Quincy Highway, 7.6 mi E of junction with US Forest Service Road 28 (Four Trees Road), 0.5 mi W of US Forest Service Road 23N73Y Comment
  CDA13990  Sidalcea glaucescens G. F. Hrusa 1996-8-2 13435 Plumas Sierra Nevada; SW base of ridge between Argentine & Taylor Rocks, 1 mi. NW of Argentine Rock. Springline forms tributary of Squirrel Creek. Comment
  CHSC75512  Sidalcea glaucescens G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-22 3060 Plumas Headwaters of south Fork Feather River, 10.6 miles northeast of La Porte on La Porte-Quincy Road. 1889 Comment
  CHSC110611  Sidalcea oregana subsp. spicata B. Castro; G. Kuenster 2006-8-4 1586 Plumas Northern High Sierra Nevada. West side of lower Thompson Valley 1 mi N of the mouth of McReynolds Creek at Red Clover Creek. Off N end of large wet meadow on W side of Thompson Creek, ca 800 ft below edge of open Ponderosa-Jeffrey pine forest, near area dominated by Artemesia cana, also with A. tridentata and Chrysothamnus viscidiflorus. 1669 Comment
  CHSC66631  Sidalcea oregana subsp. spicata Vernon H. Oswald; Lowell Ahart 1996-7-15 8037 Plumas E side of Last Chance Marsh at the N end of Lake Almanor, ca. 1.4 mi S of Last Chance Campground at the streams and marshy meadow extending E from road 29N11. 1371 Comment
  CHSC91945  Sidalcea oregana subsp. spicata Lowell Ahart; Josephine Guardino 2005-8-9 12284 Plumas On the bottom of Fant Creek, about 100 yards southeast of the cabin (destroyed) and corral, north of Forest Road 27N09, about 6 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1597 Comment
  CAS-BOT-BC386992  Silene douglasii Clare B. Hardham 1975-8-2 20451 Plumas Black Mt. 2133 Comment
  CHSC41202  Silene douglasii J. D. Jokerst 1984-7-10 2088 Plumas Near Indian Creek. Canyon of Indian Creek near first major spur ridge E of Rattlesnake Ravine, between creek and Indian Cr. Road. 1249 Comment
  RSA502369  Silene douglasii D. W. Taylor, Ingrid Olmsted 1974-8-24 5401 Plumas Lassen National Forest: Thousand Lakes Wilderness, vicinity of Magee Peak. 2439 Comment
  RSA52887  Silene douglasii R. Weatherby 1950-8-11 1507 Plumas Trail near Long Lake, Lakes Basin Area. Comment
  SDSU4489  Silene douglasii D. F. Howe 1964-8-4 3935 Plumas Near Gold Lake Lodge, Plumas National Forest. 1981 Comment
  CHSC88824  Silene laciniata subsp. californica L. Hanson 1981-7-28 162 Plumas Plumas National Forest. On Browns Hill Ridge. 1341 Comment
  JEPS119734  Silene laciniata subsp. californica Lowell Ahart 2012-7-1 18250 Plumas About 200 yards west of Caribou Road, about 4 miles (air) northeast of Belden. Comment
  UC333406  Silene lemmonii unknown 1889-5-28 Plumas Mohawk Valley Comment
  CAS-BOT-BC181369  Silene occidentalis Marcus E. Jones 1897-7-2 s.n. Plumas Near Prattville at Clear Creek 1524 Comment
  CHSC110762  Silene occidentalis subsp. occidentalis Dean Wm. Taylor; Tom Engstrom 2011-8-2 21138 Plumas The Sierra Nevada. Ridge 1 mile East of Fowler Peak, along the Pacific Crest Trail 0.3 trail miles E of the junction with Forest Road 22N27. 1722 Comment
  CHSC73941  Silene occidentalis subsp. occidentalis B. Castro; L. Gehrung 1998-9-24 842 Plumas Ca 3 air mi W of Pilot Peak, on S-facing slope of W-trending ridge, on E side of USFS Rd 22N60 ca 0.1 mi S of the Pacific Crest Trail crossing. 1798 Comment
  JEPS102939  Silene occidentalis subsp. occidentalis L. P. Janeway 2001-7-3 7259 Plumas Northern High Sierra Nevada. Top of south-facing slope overlooking Middle Fork Feather River; head of Sherman Creek 1707 Comment
  SEINET5337221  Silene pectinata A. A. Heller, P. B. Kennedy 1907-7-16 8859 Plumas Genessee Valley near Genessee Comment
  UC170969  Silene sargentii H. M. Hall 1912-7-12 9349 Plumas Long Lake Sierra Nevada Mountains, Long Lake 2042 Comment
  CAS-BOT-BC75114  Sisymbrium altissimum Walter Knight; Irja Knight; John Thomas Howell; Gordon H. True 1967-6-12 1937 Plumas Butterfly Botanical Area and Vicinity. Halfway between valley and Darlintonia bog. 1066 Comment
  CHSC40877  Sisymbrium altissimum K. R. Stern 1985-6-25 8199 Plumas Vicinity of Blairsden. 1402 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
  CAS-BOT-BC75125  Sisymbrium altissimum M. S. Taylor 1982-9-13 5132 Plumas Ramelli Ranch, at junction of Grizzly Creek and Feather River, ca. 2 miles west of Beckwourth. 1487 Comment
  UCD115461  Sisymbrium altissimum E. K. Balls 1950-9-15 15853 Plumas south tip of Lake Almanor by PG and E Station, Highway 89. 1371 Comment
  SD7505  Sisyrinchium Mrs. R. M. Austin 1879-1 Plumas Big Meadows. Comment
  CHSC44149  Sium suave V. Oswald; L. Ahart 1988-8-4 3666 Plumas Willow Lake located se of Drakesbad just s of the boundary of Lassen Volcanic National Park. 1676 Comment
  RSA88404  Sium suave J. T. Howell 1951-8-20 28217 Plumas Genesee 1128 Comment
  JEPS118393  Smilacina racemosa Lowell Ahart 2011-9-20 17692 -A 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-BC156840  Solanum umbelliferum J. T. Howell 1951-6-28 27644 Plumas Johnsville 1585 Comment
  SEINET11382869 Image available Solidago canadensis Unknown 1934-1 8252 Plumas Mohawk Valley. 5300 ft. Comment
  JEPS32362  Solidago elongata W. L. Jepson 1939-8-8 19366 Plumas Meadow Valley Comment
  SD51283  Solidago spectabilis Darley F. Howe 1961-8-4 3133 Plumas East side of Lake Almanor, 6.0 miles from junction with Highway 89 at south end of lake. 1372 Comment
  CHSC52728  Solidago velutina subsp. californica L. P. Janeway 1990-8-15 3828 Plumas Plumas National Forest. Along edge of dirt road near Cascade Cr ca 1 1/4 mi SW of Little Grizzy Cr. 1844 Comment
  SEINET10474011  Sonchus asper Mary Susan Taylor 1982-9-13 Taylor 5136 A Plumas T23N R14E se/ne sec 27. Portola quad. Ramelli Ranch, in vicinity of Calpine Rd bridge (109) over Feather River, on s side of the river, ca. 1 mi w of Beckwourth. 4880 ft. 1487 Comment
  CHSC100447  Sorbus californica Lowell Ahart 2008-9-10 15376 Plumas South edge of Onion Valley, about 3/4 mile northwest of Pilot Peak, about 1/2 mile east of the Quincy La Porte Road, about 9 1/2 miles (air) northeast of La Porte. 1916 Comment
  UC170980  Sorbus californica H. M. Hall 1912-7-10 9340 Plumas near summit Mt. Elwell; Sierra Nevada Mountains 2377 Comment
  JEPS121383  Sorbus scopulina P. F. Zika & B. Wilson 2011-8-5 25720 Plumas Bucks Lake Road, 0.9 road miles E of Grizzly Summit Comment
  SD6462  Sparganium emersum Daniel Cleveland 1882-7-27 Plumas Big Meadows Comment
  CAS-BOT-BC390072  Spergularia atrosperma John Thomas Howell 1961-9-24 36909 Plumas Feather River bed southwest of Beckwourth 1487 Comment
  CHSC77048  Spergularia rubra L. P. Janeway 1996-8-20 5073 Plumas Granite Basin; upper drainage of Little North Middle Fork Feather River; along Road 23N35X 0.4 mi north of Road 23N18. 1493 Comment
  CHSC85690  Spergularia rubra G. Douglas Barbe; T. C. Fuller, J. T. Howell 1981-6-23 3160 Plumas Long Valley, 0.4 mile south of junction, Dixie Canyon-Round Valley and Canyon Dam roads, at Maxwell Mine Road. 1633 Comment
  CAS-BOT-BC374765  Sphaeromeria potentilloides var. potentilloides John Thomas Howell 1962-6-19 37878 Plumas Chilcoot 1524 Comment
  UC91158  Sphaeromeria potentilloides var. potentilloides Mrs. R. M. Austin 1876-1 374 Plumas American Valley Comment
  JEPS88492  Sphenosciadium capitellatum Vernon H. Oswald and Lowell Ahart 1996-8-1 8139 Plumas ca 1.5 mi nw Hauns Meadow (Forest Road 27N16 on s slope of Dyer Mtn, at a branch of Second Water Trough Creek, ca 1.5 mi se of Dyer Mtn Lookout, n of Hwy 89); s slope Dyer Mtn., branch of Second Water Trough Creek 1706 Comment
  RSA184959  Spiraea douglasii L. S. Rose 1966-7-27 66059 Plumas Butterfly Valley. 3 miles W of Keddie. 1067 Comment
  UC1075660  Spiraea douglasii Robert J. Weatherby 1950-7-28 1499 Plumas near Quincy (border and in Smith Lake (above Snake Lake)); Smith Lake 1249 Comment
  UC1101241  Spirodela polyrhiza Malcolm A. Nobs and S. Galen Smith 1949-8-19 1398 Plumas ca 2 mi s Greenville; Indian Valley Comment
  SEINET9293510  Stachys rigida Unknown 2014-8-7 Plumas Smith Creek, Lakes Basin, Plumas National Forest Comment
  RSA184911  Stachys rigida subsp. rivularis L. S. Rose 1966-7-27 s.n. Plumas Butterfly Creek, 2 mi. S. of Keddie. 1006 Comment
  SEINET10499278  Stachys rigida subsp. rivularis Mary Susan Taylor 1974-7-3 Taylor 300 Plumas Butterfly Valley Botanical Area, ca. 10 mi NW of Quincy on Hwy 70. Associates: Drosera rotundifolia, Darlingtonia californica. 1219 Comment
  CHSC64429  Stellaria crispa B. Castro; G. Kuenster 1994-7-17 526 Plumas Ca 1 air mi E of Whitehorse Campgd E of Bucks Lake, ca 300 ft S of tributary to Bucks Creek. At edge of tiny creek. 1645 Comment
  JEPS114798  Stellaria crispa Lowell Ahart 2008-8-13 15169 Plumas East of La Porte Road, west bank of East Branch Creek, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte 1613 Comment
  CHSC63959  Stellaria longifolia B. Castro; G. Kuenster 1994-6-30 517 Plumas Ca 3/4 mi E of S end of Bucks Lake, on cobblebar on Bucks Creek at the W end of Whitehorse Campgd. 1584 Comment
  CAS-BOT-BC391182  Stellaria longipes subsp. longipes Anna Head 1920-7-15 s.n. Plumas Gray Eagle Meadows, Feather River Region 1859 Comment
  JEPS119930  Stellaria obtusa Lowell Ahart 2012-9-5 18438 Plumas About 350 yards east of the County Road where it crosses the South Fork of the Feather River, about 3/4 mile (air) southwest of Pilot Peak, about 8 1/2 miles (air) northeast of La Porte. Comment
  CHSC91793  Stenotus acaulis G. D. Barbe; T. C. Fuller 1982-6-17 3812 Plumas Northern California. Plumas National Forest. South shore of Frenchman Reservoir (Lake), 0.4 mi E of Frenchman Dam. [Lat./long. on label is '39 54 N; 120 11 W']. 1706 Comment
  CHSC82534  Stephanomeria lactucina L. P. Janeway 2001-7-3 7262 Plumas Northern High Sierra Nevada. Top of south-facing slope overlooking Middle Fork Feather River; head of Sherman Creek. 1707 Comment
  JEPS29560  Stephanomeria lactucina John Thomas Howell 1960-7-19 35681 Plumas Drakesbad Lassen Volcanic National Park 1676 Comment
  UC205008  Stephanomeria lactucina Katharine Brandegee Plumas Portola Comment
  RSA739600  Stephanomeria spinosa John Dittes, L. Ahart 2003-8-8 2003 -87 Plumas Northern High Sierra Nevada; northern Sierra Valley, ca. 3.9 air-miles southeast of Beckwourth, 9.8 air-miles northeast of Calpine, ca. 0.8 mile south of Western Pacific Railroad, at disturbed edge of Dyson Lane. 1489 Comment
  CHSC41152  Stephanomeria tenuifolia J. D. Jokerst 1984-7-10 2092 Plumas Canyon of Indian Creek between creek and road east of Rattlesnake Ravine. 1249 Comment
  CHSC112086  Stipa nelsonii var. dorei L. P. Janeway 2014-7-15 11523 Plumas Northern High Sierra Nevada. Plumas National Forest; Happy Valley, about 6.4 air-km northeast of Cromberg; along Long Valley Creek in the southwest corner of Happy Valley (the lower corner of the meadow complex). 1717 Comment
  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
  CAS-BOT-BC61294  Streptanthus cordatus var. cordatus L. P. Janeway 1993-7-28 4481 Plumas Plumas National Forest. Greenville Ranger District. Ward Compartment. Near bottom of a western branch of Ward Creek. 1264 Comment
  CAS-BOT-BC87788  Streptanthus tortuosus Anna Head 1920-7-12 s.n. Plumas Feather River Region. Camp Rodgers. Near the falls. 1859 Comment
  CAS-BOT-BC87799  Streptanthus tortuosus M. S. Taylor 1982-7-12 4821 Plumas On north side of Road 507 3.7 miles southwest of Johnsville, 1.7 mile west of Jamison Creek Campground. 1828 Comment
  CHSC38085  Streptanthus tortuosus var. suffrutescens R. E. Preston 1983-5-26 387 Plumas At roadside, Hwy 70 ca. 1/2 mi e of Caribou Rd. 731 Comment
  CAS-BOT-BC517430  Streptopus amplexifolius Mary Strong Clemens 1920-6-28 s.n. Plumas Quincy Comment
  UC1123442  Swertia albicaulis var. nitida C. G. Albertus 1935-7-28 238 Plumas 0.5 mi w Argentine; Plumas National Forest, Downieville Quad. 1371 Comment
  CHSC26161  Symphoricarpos albus var. laevigatus Detzer; M. Sacks 1977-6-26 40 Plumas Scattered on dry slope on SW edge of Squaw Valley. 1853 Comment
  HSC95616  Symphoricarpos albus var. laevigatus James D. Jokerst 1985-6-10 2409 Plumas Adjacent to Indian Creek 400 m S of Hwy. 70, ca. 2 mi. SW of Crescent. Comment
  CAS-BOT-BC237005  Symphoricarpos mollis John Thomas Howell 1960-7-18 35552 Plumas Drakesbad, Lassen Volcanic National Park 1828 Comment
  CAS-BOT-BC237011  Symphoricarpos mollis John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-23 54190 Plumas 4 miles by road N. of Grays Flat on road to Long Valley, Sierra Nevada 1447 Comment
  CAS-BOT-BC237017  Symphoricarpos mollis R. M. Austin 1880-1-1 s.n. Plumas Big Meadows Comment
  CHSC63131  Symphoricarpos mollis Lowell Ahart 1994-7-7 7462 Plumas On the north side of the Pacific Crest Trail, on Bunker Hill Ridge, about 3/4 mile (air) south of Pilot Peak. Plumas/Sierra Counties. 2011 Comment
  CHSC66621  Symphoricarpos mollis Vernon H. Oswald; Lowell Ahart 1996-7-15 8018 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
  JEPS13654  Symphoricarpos mollis W. L. Jepson 1939-8-2 19327 Plumas Meadow Valley 1158 Comment
  CAS-BOT-BC97565  Symphyotrichum ascendens John Thomas Howell; Gordon H. True 1973-7-31 50139 Plumas on road from Janesville to Thompson Peak, Diamond Range 1905 Comment
  CAS-BOT-BC97868  Symphyotrichum eatonii Walter Knight; Irja Knight; John Thomas Howe