Search Results — 2000 specimen records retrieved (1428 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/cch_archive/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  UC917328  Abies concolor J. M. Tucker 1948-7-24 1732 Plumas ca. 0.5 mi ne of Camel Peak Comment
  CAS-BOT-BC330952  Acer glabrum var. glabrum John Thomas Howell 1951-6-28 27700 Plumas Eureka Peak 2133 Comment
  UC565957  Acer glabrum var. glabrum D. Axelrod 1934-6-9 22 Plumas 2 1/4 mi nw Lexington Hill; Bidwell Bar Quad., nw of Lexington Hill 1767 Comment
  CAS-BOT-BC330976  Acer glabrum var. glabrum Anna Head 1976-6-12 s.n. Plumas Feather River Region, Lake Independence Comment
  CHSC70216  Acer glabrum var. torreyi B. Castro 1989-8-4 346 Plumas Ca 3.5 air mi SE of Bucks Lake, on N-facing flank of Mt. Ararat, ca 0.5 mi E of jct USFS Rds 23N19, 23N65, and the road to the top of Mt. Ararat. 1737 Comment
  RSA29665  Acer glabrum var. torreyi Joseph A. Ewan 1934-7-17 8535 Plumas Bear Lake, Mt. Elwell region 1982 Comment
  CAS-BOT-BC333232  Acer macrophyllum W. W. Wagner 1919-6-12 284 Plumas Massack Creek near Quincy 1371 Comment
  SD7293  Acer macrophyllum Mrs. R. M. Austin 1880-1 Plumas Big Meadows Comment
  CDA290  Achillea millefolium L. Ahart, J. Dittes 2005-9-2 12436 Plumas North of Mud Lake, about 1/2 mile northeast of Eisenheimer Peak, about 3/4 mile south of Wilcox Valley. Comment
Read comments
Oct 5 2019
  CHSC92173  Achillea millefolium Lowell Ahart; John Dittes 2005-9-20 12436 Plumas Along the dry stream, north of Mud Lake, about 1/2 mile northeast of Eisenheimer Peak, about 3/4 mile south of Wilcox Valley. 2041 Comment
  CAS-BOT-BC210695  Achnatherum lemmonii David D. Keck 1944-7-8 5428 Plumas 1 mile N. of Quincy across Spanish Creek 1066 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
  UCD50590  Achnatherum lemmonii Beecher Crampton 1954-5-10 1864 Plumas 1.5 miles northeast of Portola, Plumas County. 1524 Comment
  UCD50595  Achnatherum lemmonii John Thomas Howell 1960-7-22 35887 Plumas Lassen Volcanic National Park. Drakesbad. 1676 Comment
  UCD50682  Achnatherum lemmonii P. B. Kennedy; A. A. Heller 1907-7-3 8712 Plumas Hills above Red Clover Valley. Comment
  CAS-BOT-BC210842  Achnatherum occidentale subsp. californicum L. P. Janeway 1990-8-2 3821 Plumas Plumas National Forest, Beckwourth Ranger District. Along Joseph Cr 1/2 mi NE of the crest of Grizzly Ridge 2057 Comment
  CDA14146  Achnatherum occidentale subsp. californicum G. F. Hrusa 1997-5-3 13836 Plumas Sierra Nevada; Occasional +- bunching perennial in dry, shrub-dominated areas near summit of hill on E side of Rattlesnake Creek, 1/2 mi. S of Hwy 70, and approx. 15 mi. E of Quincy. Comment
  CHSC52758  Achnatherum occidentale subsp. californicum L. P. Janeway 1990-8-2 3821 Plumas Plumas National Forest. Along Joseph Cr 1/2 mi NE of the crest of Grizzly Ridge. 2057 Comment
  CAS-BOT-BC210927  Achnatherum occidentale subsp. pubescens Gordon H. True 1973-8-1 50195 Plumas Ca. 2.5 miles se. of Diamond Mt. 2164 Comment
  SBBG115949  Achnatherum occidentale subsp. pubescens J. T. Howell 1955-7-19 30754 Plumas Beckwourth 1493 Comment
  SEINET3523240 Image available Acmispon aestivalis A. A. Heller 1938-7-2 15242 Plumas Feather River Highway near Gray's Flat 869 Comment
  CHSC66625  Acmispon americanus var. americanus Vernon H. Oswald 1996-7-15 8030 Plumas High Cascade Range. E side of the arm of Lake Almanor extending N from the Hwy. 36 causeway, S of the point where the road to Last Chance Campground (28N11) begins to parallel the lake. On a Jeep road paralleling the lake. 1371 Comment
  CHSC9706  Acmispon americanus var. americanus Nancy Mosman 1971-7-11 71 Plumas Found 3 ft e of Hwy 70 ca. 1.3 mi s of the Beldon turnoff. 1025 Comment
  CHSC21652  Acmispon nevadensis D. Brink; L. Mayer 1975-7-12 Plumas Buck's Lake Forest Service Survey. Comment
  CAS-BOT-BC391472  Aconitum columbianum subsp. columbianum John Thomas Howell 1926-7-31 2175 Plumas Near Prattville 1463 Comment
  HSC93661  Aconitum columbianum subsp. columbianum G. Fred Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13271 Plumas Adjacent to Bull Run Creek off USFS Rd. 23N12E 1950 Comment
  CAS-BOT-BC391665  Actaea rubra Alice Eastwood 1927-6-11 14490 Plumas United States Forest Reserve. Forest Lodge, Greenville Comment
  UC924260  Actaea rubra H. S. Reed 1941-8-3 Plumas Forest Lodge 1036 Comment
  CAS-BOT-BC29838  Adenocaulon bicolor David D. Keck 1932-7-3 1629 Plumas near Quincy, south of town 1066 Comment
  UCD124877  Agastache urticifolia F. H. Bolster 1912-8-1 s.n. Plumas Long Lake Valley. 1981 Comment
  HSC73013  Ageratina occidentalis M. S. Taylor 1981-8-4 4153 Plumas On top of Wildcat Ridge, ca. 4 air miles NW of Antelope Lake, ca. 13 air miles NE of Taylorsville 2165 Comment
  OBI16468  Ageratina occidentalis Lewis S. Rose 1966-7-27 66063 Plumas Butterfly crk & Spanish Crk. 1 mi S of Keddie 991 Comment
  RSA59187  Ageratina occidentalis E. K. Balls 1950-9-1 15614 Plumas East of Long Lake above meadow leading down to two smaller lakes. 2134 Comment
  CHSC36855  Agoseris glauca var. monticola M. S. Taylor 1982-7-28 4759 Plumas Ramelli Ranch, S side of Hwy 70, ca. 1 mi W of Beckwourth. 1487 Comment
  CDA14037  Agoseris grandiflora G. F. Hrusa, T. D. Wilfred 1996-8-1 13409 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
  JEPS107720  Agoseris grandiflora Lowell Ahart, John Dittes 2005-9-19 12421 Plumas On damp disturbed soil, 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
  RSA716688  Agoseris grandiflora L. Ahart, John Dittes 2005-9-19 12421 Plumas About 1 1/4 miles east of Kettle Rock, about 1 1/4 miles southeast of Taylor Lake. 1990 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
  CAS-BOT-BC22916  Agoseris heterophylla John Thomas Howell 1961-6-21 36637 Plumas Greenville 1097 Comment
  CHSC101855  Agoseris heterophylla Lowell Ahart; John Dittes, Josephine Guardino 2009-6-15 15886 Plumas About 200 yards northwest of Lake Almanor Dam, depression in mined over area. 1421 Comment
  CAS-BOT-BC13244  Agoseris monticola J. T. Howell 1960-7-21 35802 Plumas Lassen Volcanic National park, Drakesbad 1828 Comment
  CHSC97174  Agoseris retrorsa Lowell Ahart; John Dittes, Josephine Guardino 2007-6-9 14040 A Plumas About 150 yards west of a poor dirt road, about a mile (air) north of the north end of Lake Davis. 1857 Comment
  SEINET10566205  Agropyron William E. Harmon 1968-8-18 Harmon 1556 Plumas 1.5 mi e of quincy, on hwy 70-89, from roadside in open valley with adjacent Pasture land. Comment
  SEINET10789690  Agropyron intermedium Mary Susan Taylor 1982-1 Taylor 5133 Plumas Portola quad. Ramelli Ranch, at jct of Grizzly Creek and Feather River, ca. 2 mi w of Beckwourth. Sagebrush edge of meadow. 1487 Comment
  CAS-BOT-BC127497  Agrostis capillaris John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-23 54122 A Plumas Sierra Nevada. Quincy. 1036 Comment
  CHSC112387  Agrostis capillaris L. P. Janeway 2014-6-23 11409 Plumas Northern High Sierra Nevada. Plumas National Forest; Secret Diggings Gravel Pit on Illinois Ridge, 2.0 air-km south of La Porte. 1476 Comment
  CHSC74151  Agrostis capillaris H. Durio 1995-6-1 Plumas Just off S end of Mooreville Ridge, near Boehme Ranch, at end of unnamed spur road off of USFS Rd 21N56. 1277 Comment
  CAS-BOT-BC127078  Agrostis exarata Lowell Ahart 1977-7-9 1522 Plumas 0.5 mile below the Bunker Hill Mine which is about 10 miles northeast of La Porte. 1800 Comment
  CAS-BOT-BC127092  Agrostis exarata John Thomas Howell 1976-7-15 51844 Plumas Sierra Nevada. Snake Lake, about 4 miles northwest of Quincy. 1219 Comment
  CHSC40957  Agrostis exarata J. D. Jokerst 1984-7-10 2095 Plumas Along the edges of Indian Creek east of Genesee Valley. 1264 Comment
  UCD52290  Agrostis exarata John Thomas Howell 1960-7-18 35520 Plumas Drakesbad. 1676 Comment
  UCD52334  Agrostis exarata John Thomas Howell 1976-7-16 51904 Plumas Spanish Creek at mouth of Wapaunsie Creek. 1097 Comment
  CHSC73707  Agrostis pallens B. Castro; L. Gehrung 1992-8-11 596 Plumas Ca 1 air mi SSE of the Fingerboard and ca 0.5 mi NNW of Onion Valley Reservoir, immediately E of County Rd 511. 1950 Comment
  CHSC117469  Agrostis scabra B. Castro; Robin Carter 2010-7-17 1824 Plumas Northern High Sierra Nevada. Plumas National Forest; Indian Creek at base of Antelope Lake Dam, at 'Gaging Station' site on maps. On S edge of creek, ca 75 ft downstream of dam outlet. 1499 Comment
  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
  CHSC94220  Agrostis thurberiana Lowell Ahart 2006-7-9 12930 Plumas Near a small seep, about 100 yards north of the paved basalt road, about 3 3/4 miles (air) northwest of Tamarack Flat, about 5 3/4 miles (air) northwest of Little Grass Valley Reservoir. 1678 Comment
  CHSC108034  Alisma triviale L. P. Janeway 2011-9-22 10735 Plumas Northern High Sierra Nevada. Plumas National Forest; a series of shallow ponds in Secret Diggings, 2.3 km south of La Porte. 1468 Comment
  CAS-BOT-BC445449  Alisma triviale Robert J. Weatherby 1950-7-28 1505 Plumas Near Indian Creek, 2 miles south of Crescent Mills. 1036 Comment
  CAS-BOT-BC459424  Allium acuminatum John Thomas Howell; Gordon H. True 1967-7-11 43295 Plumas 2.5 miles from Quincy Junction on road to Mt. Hough, Sierra Nevada 1249 Comment
  SBBG830  Allium anceps H. and M. Dearing 1938-7-1 2255 Plumas near Lake Almanor Comment
  CDA15892  Allium campanulatum G. F. Hrusa, B. Smith 1996-7-16 13227 a Plumas Plumas National Forest; Headwaters of Bull Run Creek off USFS 23N12E. Comment
  UC2029005  Allium campanulatum Barbara Ertter with Gary Schoolcraft 1990-5-14 8969 Plumas East side of mountain above Crescent Mills, E of Round Valley Reservoir. Comment
  SEINET183707  Allium campanulatum L. Constance 1938-6-10 2321 Plumas Feather River at Chester near Lake Almanor 1219 Comment
  UCD141841  Allium campanulatum L. K. Mann; M. D. Mann, Madison 1962-6-12 s.n. Plumas along Highway 89, 0.5 mile past Canyon Dam toward Greenville. Comment
  CAS-BOT-BC472961  Allium lemmonii Arthur Menzies Spring 1965 s.n. Plumas Portola; Sierra Nevada Comment
  SJSU14261  Allium lemmonii N. A. Hopkins 1989-6-7 1411 Plumas Squaw Valley Comment
  CAS-BOT-BC474284  Allium obtusum var. obtusum Mrs. E. C. Sutliffe 1927-6-1 s.n. Plumas Drakesbad. Lassan Nat'l Park Comment
  CAS-BOT-BC474091  Allium platycaule Michael A. Vincent 1999-6-8 8549 Plumas Plumas National Forest, Milford Ranger District, Along FS 28N03 between FS 27N25 and FS 26N16 Comment
  JEPS113463  Allophyllum divaricatum Lowell Ahart, John Dittes, Josephine Guardino 2007-6-9 14048 Plumas 150 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis 1965 Comment
  CDA13381  Allophyllum integrifolium G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13230 Plumas Sierra Nevada; Near headwaters of Bull Run Creek off USFS 23N12E. Comment
  RSA718437  Allophyllum integrifolium L. Ahart 2006-7-9 12921 Plumas 100 yards north of the paved basalt road, about 4 (air) miles northwest of Tamarack Flat, about 6 (air) miles northwest of Little Grass Valley Reservoir. 1651 Comment
  CAS-BOT-BC171350  Alnus incana subsp. tenuifolia John Thomas Howell 1959-9-22 34833 Plumas Wolf Creek 1371 Comment
  CAS-BOT-BC171358  Alnus incana subsp. tenuifolia Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1967-5-7 1866 Plumas Butterfly Botanical Area and vicinity. W of Pond Reservoir 1097 Comment
  CAS-BOT-BC171369  Alnus incana subsp. tenuifolia Mrs. E. C. Sutliffe 1920-9-1 s.n. Plumas Gold Valley Comment
  CAS-BOT-BC171374  Alnus incana subsp. tenuifolia M. B. Kildale 1926-9-11 s.n. Plumas at Chester Comment
  CHSC43320  Alnus incana subsp. tenuifolia Lowell Ahart 1975-7-9 857 Plumas Along the edge of a small stream, about 1 mile west of Pilot Peak. 1981 Comment
  CHSC66617  Alnus incana subsp. tenuifolia Vernon H. Oswald; Lowell Ahart 1996-7-15 8043 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. High Cascade Range. 1371 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
  NY42164  Alnus rhombifolia J. B. Walker 1994-8-3 870 Plumas On La Porte Rd, 10km S of junction with Hwy 70 1400 Comment
  JEPS76235  Alopecurus aequalis W. L. Jepson 1939-8-12 19406 Plumas Ferris Creek - branch of Last Chance Creek 1767 Comment
  RSA726366  Alopecurus aequalis L. Ahart, John Dittes, Josephine Guardino 2007-6-8 14027 Plumas North end of Lake Davis Comment
  CAS-BOT-BC138026  Alopecurus carolinianus W. Harnach; N. Harnach 1991-6-21 560 Plumas Sierra Valley. Next to RailRoad bridge east of County Road A-23. 1487 Comment
  SEINET10934630  Alopecurus geniculatus Mary Susan Taylor 1982-8-27 Taylor 5062 Plumas T23N R14E S1/2 NE1/4 Sec. 28. Portola quad. Along river in moist areas; Ramelli Ranch, where Feather River crosses railroad tracks, ca. 1.5 mi SW of Beckwourth. With Artemisia biennis, Bidens cernua. 1487 Comment
  JEPS102577  Amaranthus californicus Lowell Ahart 2001-10-16 9366 Plumas On the south side of a small stream, below the high water line and on the NW side of Round Valley Reservoir, about 2 1/2 miles SW of Greenville. 1363 Comment
  UC1585909  Amaranthus californicus Barbara Ertter 1988-10-21 8009 Plumas 1.5 mi e Chester (e end of causeway, n of road); Lake Almanor 1341 Comment
  CDA10048  Ambrosia psilostachya L. Ahart 2006-10-8 13389 Plumas On the north side of the North Fork of the Feather River, on the south side of Highway 70, about 1/8 mile southwest of Chambers Creek. Comment
  CAS-BOT-BC142920  Amelanchier A. A. Heller 1938-5-30 15136 Plumas Gravelly shale slope near Gray's Flat, North Fork of the Feather River on Highway #24 853 Comment
  RSA739619  Amelanchier alnifolia var. pumila L. P. Janeway 2007-5-20 8990 Plumas Norhern High Sierra Nevada, Crest at head of Bean Creek (which drains to the SSE, E Branch N Fork Feather Rivers to the N) at jct of roads 25N17, 25N57, 25N59. 1573 Comment
  JEPS114524  Amelanchier alnifolia var. semiintegrifolia Lowell Ahart 2008-8-14 15203 Plumas Steep north side of a good logging road (Forest Road 22N68), north of the South Fork of the Feather River, about 1/2 mile southwest of the Feather Fork Mine, about 1 mile northeast of Little Grass Valley Reservoir 1600 Comment
  CAS-BOT-BC136784  Amelanchier utahensis M. S. Taylor 1982-6-7 4613 Plumas Between Portola and Ramelli Ranch, ca. 2 mi e of Portola 1737 Comment
  RSA795727  Amelanchier utahensis L. Ahart, John Dittes, Josephine Guardino 2009-7-22 16125 Plumas East side of 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
  SBBG33905  Amelanchier utahensis L. S. Rose 1969-6-24 Plumas Butterfly Crk and Spanish Crk 853 Comment
  CHSC64058  Angelica breweri B. Castro; R. A. Schlising 1987-7-21 173 Plumas Ca 6 mi W of Clio via Hwy 70/89, just E of jcn USFS Rds 22N89 and 22N42 on somewhat rocky hillside below roads. 1539 Comment
  CHSC93152  Angelica breweri L. P. Janeway 1994-8-16 4732 Plumas Northern High Sierra Nevada. Slope above Little Schneider Creek about 1.4 mi south of Meadow Valley Creek; along Road 24N24X. 1234 Comment
  CDA38187  Angelica breweri T. C. Fuller 1957-9-16 392 -57 Plumas Greenville. 0 Comment
  OBI9027  Angelica breweri Tracey Call, Viola Call 1964-6-28 2309 Plumas Near Meadow Valley 7 mi W of Quincy 1463 Comment
  SEINET10454674  Angelica breweri Mary Susan Taylor 1982-9-8 Taylor 5120 Plumas T26N R9E. Greenville quad. Round Valley Reservoir, ca. 4 air mi s of Greenville. 4500 ft. 1372 Comment
  SEINET7063406  Anisocoma acaulis A. G. Vestal 1947-3-28 s.n. Plumas Warner Valley. UTM Zone 10, 643848mE, 4469701mN. (WGS84/NAD83). 1536 Comment
  CDA18474  Antennaria argentea G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-24 3218 Plumas Sierra Nevada; 1.0 mile south of junction of Mt. Hough-Crystal Lake Road with China Grade Road (road to Taylorsville). Rhinehart Meadow. 1676 Comment
  JEPS113540  Antennaria argentea Lowell Ahart, Josephine Guardino 2007-7-21 14377 Plumas Around pine trees, along a small dry drainage, about 5 yards south of the Beckwourth Taylorsville Road, about 2 1/4 miles (air) northwest of the most northwest part of Lake Davis 1813 Comment
  JEPS95335  Antennaria argentea Lowell Ahart 1994-6-29 7414 Plumas about 1/2 mi S of Bucks Lake (W of a poor logging road) 1828 Comment
  UC600424  Antennaria argentea H. F. Copeland 1920-7-17 406 Plumas Butt Mountain (between Plumas and Tehama counties) Tehama County Comment
  CHSC57250  Antennaria dimorpha L. P. Janeway 1991-5-28 3970 Plumas Plumas National Forest. South side of Poco Creek ca 1 1/2 mi east of Red Clover Creek (south side of road 25N05). 1719 Comment
  CAS-BOT-BC59180  Antennaria dimorpha C. F. Sonne 1886-5-23 s.n. Plumas On Road to [illegible] Creek near Truckee Comment
  CAS-BOT-BC58707  Antennaria geyeri L. P. Janeway; Garrett Gibson 1991-7-11 4973 A Plumas Between Smith Peak and the SW corner of Lake Davis; between Humbug Creek and Dan Blough Creek 1798 Comment
  CHSC56838  Antennaria geyeri L. P. Janeway; Garrett Gibson 1991-7-18 4075 A Plumas Plumas National Forest. North side of Grizzly Valley ca 1 mi east of Lake Davis. Slope on north side of County Road. 1783 Comment
  CHSC60518  Antennaria luzuloides subsp. aberrans L. P. Janeway 1992-5-22 4192 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
  CAS-BOT-BC86956  Antennaria pulchella Alice Eastwood 1912-8-22 1857 Plumas Foot of Lassen Butte Comment
  RSA123397  Antennaria rosea E. Sawyer 1935-6-27 213 Plumas Mouth of Dixie Valley 1555 Comment
  CAS-BOT-BC84757  Antennaria rosea subsp. rosea Anna Head 1921-7-5 s.n. Plumas Near Grassy Lake, Feather River Region Comment
  CHSC59930  Antirrhinum vexillo-calyculatum subsp. intermedium L. P. Janeway 1992-8-6 4285 Plumas Along Hwy 70, on south side of East Branch Feather River at Soda Creek; 2.8 mi east of Crystal Springs, 4.6 mi east of Grays Flat. 899 Comment
  CHSC62161  Antirrhinum vexillo-calyculatum subsp. intermedium L. P. Janeway 1993-7-28 4480 Plumas Plumas National Forest. East side of Ward Creek 0.2 mi north of confluence of the North and South Branches; 1.1 mi south of Genesee Valley. 1280 Comment
  CHSC94792  Antirrhinum vexillo-calyculatum subsp. intermedium Lowell Ahart 2006-10-8 13421 Plumas On the east bank of Chips Creek, southeast of the bridge on Highway 70, on the north side of the North Fork of the Feather River, about 1 1/4 miles southwest of Belden. 715 Comment
  CDA41618  Antirrhinum vexillo-calyculatum subsp. intermedium D. Sanchez-Mata, P. Rodriguez-Rojo 1997-8-16 Plumas French Bar-Caribou. Plumas Natl. Forest. North Fork Feather River. Comment
  JEPS50773  Antirrhinum vexillocalyculatum subsp. intermedium Rimo Bacigalupi with Paul Hutchison and L. R. Heckard 1967-6-16 9288 Plumas just e Rich Bar (along Feather River Highway) 762 Comment
  JEPS86274  Apocynum androsaemifolium W. L. Jepson 1939-7-31 19313 Plumas lower slopes Spanish Peak Spanish Peak 2042 Comment
  UC1123459  Apocynum androsaemifolium C. W. Hanks 1934-8-8 19 Plumas n.e. Sierra Valley Plumas Nat'l Forest, Sierraville Quad., Sierra Valley Comment
  UC1123468  Apocynum androsaemifolium G. Burks 1933-8-8 32 Plumas 4 1/2 mi. e. and 1 mi. n. Camel Peak; Plumas Nat'l Forest, Bidwell Bar Quad. 1706 Comment
  UCR123996  Apocynum androsaemifolium George K. Helmkamp, E. A. Helmkamp 2001-7-6 6853 Plumas Sierra Nevada Mountains, Calif. Hwy 89, ESE of Lake Almanor at Crescent Mills 976 Comment
  JEPS46321  Apocynum androsaemifolium W. L. Jepson 1939-8-7 19347 Plumas near University Camp (Meadow Valley); Meadow Valley 1158 Comment
  SBBG128283  Apocynum androsaemifolium L. Ahart, J. Dittes 2009-7-14 16068 Plumas SE side of Forest Service Rd 27N92, ca. 1.9 mi SE of Seneca, ca. 6 mi S of Lake Almanor Reservoir Dam 1677 Comment
  RSA31685  Apocynum androsaemifolium subsp. pumilum A. A. Heller 1938-7-2 s.n. Plumas 3 miles east of Quincy. 1098 Comment
  UC1732068  Apocynum cannabinum L. P. Janeway 1996-6-18 5025 Plumas 1.3 mi W of Soda Creek (along Hwy 70, East Branch North Fork Feather River); ; Along Hwy 70, East Branch North Fork Feather River, 1.3 mi west of Soda Creek. 877 Comment
  CAS-BOT-BC392015  Aquilegia John Thomas Howell; H. Keith Wagnon 1980-5-28 53704 Plumas Serpentine Canyon about 3 miles east of Rich Bar, East Branch North Fork Feather River 853 Comment
  CAS-BOT-BC397886  Aquilegia formosa David D. Keck 1932-7-3 1632 Plumas Quincy, to south of town. 1065 Comment
  HSC22950  Aquilegia formosa var. formosa John Pratt 1970-6-25 42 Plumas 1707 Comment
  CHSC21306  Aquilegia formosa var. truncata F. T. Griggs; A. Pass 1975-7-8 114 Plumas Buck's Lake Forest Service Survey Comment
  RSA0125748  Arabis breweri var. breweri S. O. Mattoon 1978-3-25 29 Plumas North Fork Feather River, vicinity of Queen Lily Camp Ground; off Hwy 70. 732 Comment
  SEINET10448418  Arabis constancei Mary Susan Taylor, G. Rotta 1982-5-18 Taylor 4467 Plumas T26N R9E sw/se sec 6. Almanor NE quad. Jcts of rds 27N39 & 26N18, ca. l/4 mi e of Long Valley Mine, ca. 4 air mi w of Greenville. On serpentine. 5400 ft. 1646 Comment
  SEINET10448238  Arabis drummondii Lowell Ahart, Peter Ahart 1983-8-17 Ahart 4330 Plumas Near Onion Valley, west of Pilot Peak, near the Quincy-LaPorte Rd, northeast of La Porte. Red Fir Forest; 2000 m. 2000 Comment
  CDA18735  Arabis holboellii G. D. Barbe, T. C Fuller 1982-7-15 3747 Plumas Plumas National Forest; 5.2 miles northeast of junction with road to Red Hill. 1524 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
  RSA244723  Arabis holboellii var. retrofracta Walter Knight, I. Knight, J. T. Howell, G. H. True 1969-6-24 2437 Plumas Near mouth of Butterfly Creek. 884 Comment
  RSA74141  Arabis holboellii var. retrofracta Milo S. Baker 1952-5-24 12449 Plumas Hwy 89 at head of Pine Valley. 915 Comment
  UC1504456  Arabis rectissima var. rectissima Reed C. Rollins and Kathryn W. Rollins 1981-5-29 81163 Plumas 7.1 mi nw Beckwourth Comment
  CDA24667  Arabis subpinnatifida G. D. Barbe 1982-6-9 3654 Plumas Southwest and below Thompson Peak, overlooking Honey Lake Valley. Plumas National Forest. Comment
  CAS-BOT-BC171671  Aralia californica Jay B. Walker; Jeff Stadler; Noah Goldstein 1994-8-3 872 Plumas On La Porte Rd. 10 km S of jct with Hwy 10. 1400 Comment
  CHSC61683  Arceuthobium americanum Vernon H. Oswald; Lowell Ahart 1993-8-25 5867 Plumas Lassen Volcanic National Park. North arm of Rice Creek SE of Twin Mdws., ca. 0.2 mi upstream from the S boundary of the park at the downstream end of a series of falls and cascades. On top of low cliffs on the E side of the creek. 1987 Comment
  CAS-BOT-BC409918  Arceuthobium campylopodum John Thomas Howell; Gordon H. True 1967-7-11 43373 Plumas 2 miles SE of Mt. Hough 1828 Comment
  SEINET2471365  Arceuthobium tsugense subsp. mertensianae R. L. Mathiasen 2007-9-22 2007 -62 Plumas S. end of Long Lake 2020 Comment
  CAS-BOT-BC102209  Arctium minus L. P. Janeway 1993-8-26 4545 Plumas Portola quad Northwest corner of Sierra Valley; on south side of Middle Fork Feather River 1484 Comment
  JEPS46183  Arctostaphylos Walter Knight and Irja Knight 1966-9-12 1697 Plumas around Pond Reservoir; Butterfly Botanical Area and vicinity 1097 Comment
  SEINET7258474  Arctostaphylos mewukka W. D. Billings 1947-2-16 1666 Plumas About 8 miles W of Belden, north side of Feather River Canyon Comment
  CAS-BOT-BC38614  Arctostaphylos mewukka subsp. truei John Thomas Howell 1976-4-2 51572 Plumas Injun Jim Campground, North Fork Feather River 609 Comment
  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
  SD147587  Arctostaphylos mewukka subsp. truei John Thomas Howell 1976-4-2 51572 Plumas Injun Jim Campground, North Fork Feather River. 609 Comment
  UCD23329  Arctostaphylos mewukka subsp. truei E. W. Jameson 1948-11-20 s.n. Plumas 4 mi. north of Quincy. 1097 Comment
  CHSC76052  Arctostaphylos nevadensis G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-24 3263 Plumas Summit of Mount Hough. 2194 Comment
  UCD52847  Arctostaphylos nevadensis G. Douglas Barbe; T. C. Fuller 1982-6-15 3718 Plumas 1.0 mile below and northeast of Red Hill Summit; Plumas National Forest. 1783 Comment
  CAS-BOT-BC42096  Arctostaphylos patula John Thomas Howell; Gordon H. True; Walter Knight; Irja Knight 1968-6-11 2414 Plumas Butterfly Botanical Area, Trestle Glen 1097 Comment
  CAS-BOT-BC42114  Arctostaphylos patula D. E. Breedlove 1962-6-12 3472 Plumas On bank of Jackson Creek, in upper drainage of Middle Fork of Feather River, 1 mile southeast of Cromberg; Sierra Nevada 1341 Comment
  SD49846  Arctostaphylos patula R. Roseberry 1934-11-4 5 Plumas Downieville Quadrangle, 1.5 mi. NE of Johnsville 1465 Comment
  UCD23356  Arctostaphylos patula E. W. Jameson 1949-4-25 s.n. Plumas Expt. Station, Quincy. 1066 Comment
  UCD53310  Arctostaphylos patula John Thomas Howell 1976-4-2 51579 Plumas Spring Garden. 1219 Comment
  UCSB15999  Arctostaphylos patula Breedlove, Dennis 1962-6-12 Plumas On bank of Jackson Creek, upper drainage of Middle Fork of Feather River, 1 mile southeast of Cromberg; Sierra Nevada 1341 Comment
  CHSC55689  Arctostaphylos viscida Ben Cunningham 1991-4-20 Plumas Ca. 20 ft w of Highway 70 at Twain, 18 mi s of Greenville. 975 Comment
  CAS-BOT-BC47069  Arctostaphylos viscida subsp. viscida John Thomas Howell; Gordon True 1967-7-11 43286 Plumas 2 mi. from Quincy Junction on road to Mt. Hough. 1219 Comment
  CAS-BOT-BC47073  Arctostaphylos viscida subsp. viscida John Thomas Howell 1976-4-2 51578 Plumas 2 mi. nw. of Spring Garden. 1173 Comment
  UC1730234  Arenaria congesta var. subcongesta L. P. Janeway 1998-6-24 5671 Plumas NE of Jordan Flat (Last Chance Creek, N side 600 ft N of Road 28N03 0.3 mi W of Road 101) 1792 Comment
  SD8174  Arenaria kingii var. glabrescens Mrs. R. M. Austin 1880-1 Plumas Big Meadows. Comment
  UC1509627  Arenaria kingii var. glabrescens L. and P. Ahart 1983-8-17 4321 Plumas near Onion Valley (w of Pilot Peak, near the Quincy-Laporte Rd. ne of La Porte) 2000 Comment
  CAS-BOT-BC401821  Argemone munita subsp. rotundata L. S. Smith 1927-6-6 2041 Plumas Near Constantia Comment
  CHSC62533  Arnica dealbata B. Castro; Jacque Jurewicz 1992-9-23 460 A Plumas Ca 3.5 air mi SE of Bucks Lake, on the Pacific Crest Trail and just off S side of USFS Rd 23N19, ca 0.3 mi S of its jcn with USFS Rd 23N74Y. On N aspect of saddle on NW-SE trending ridge. 1828 Comment
  UC485597  Arnica dealbata H. M. Hall 1912-7-20 9363 Plumas Middle Fork Feather River Sierra Nevada Mountains 1402 Comment
  RSA32345  Arnica dealbata Thomas H. Kearney 1945-8-16 s.n. Plumas Near Chester Comment
  CAS-BOT-BC82500  Arnica discoidea John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54222 Plumas About 5 miles southeast of Mt. Hough on the road to Quincy 1584 Comment
  CAS-BOT-BC82509  Arnica discoidea Alice Eastwood 1927-6-12 14532 Plumas Forest Lodge, Greenville, United States Forest Reserve Comment
  CHSC91918  Arnica discoidea Lowell Ahart; Josephine Guardino 2005-8-10 12305 Plumas Along a poor logging road, northeast of a small branch of Lights Creek, east side of Forest Road 27N54, about 5 1/2 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1821 Comment
  UCR115324  Arnica discoidea G. D. Barbe, T. C. Fuller 1982-7-15 3740 Plumas Sierra Nevada Mtns, Plumas National Forest, 2.1 mi NE of junction with road to Red Hill Summit 1524 Comment
  CAS-BOT-BC82502  Arnica discoidea C. R. Quick 1941-8-31 41 -60 Plumas [S.E.of] S.E. of Quincy Comment
  UC586858  Arnica discoidea Joseph Andorfer Ewan 1934-7-25 8217 Plumas above, (Gold Lake Rd) Dentens (Blairsden); Sierra Nevada 1524 Comment
  SEINET10475341  Arnica parryi subsp. sonnei Mary Susan Taylor 1981-7-22 Taylor 4105 Plumas T24N R11E nw/se sec 5, Spring Garden quad. In Red Fir Forest; on W side of Pine Creek Valley, ca. 1.5 mi N of Argentine Lookout, ca. 6 air mi N of Spring Garden. 7200 ft elev. 2194 Comment
  CAS-BOT-BC146263  Arrhenatherum elatius var. elatius John Thomas Howell; H. Keith Wagnon 1980-5-26 53593 Plumas Sierra Nevada. North Fork of Feather River between the mouth of East Branch and Caribou. 792 Comment
  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
  JEPS110454  Artemisia cana subsp. bolanderi Lowell Ahart 2006-9-21 13339 Plumas On both sides of the dirt road, about 50 yards south of the railroad tracks, about 100 yards west of Beckwourth Calpine Road, about 3/4 mile (air) southwest of Beckwourth, Sierra Valley 1483 Comment
  CAS-BOT-BC84874  Artemisia cana subsp. cana E. K. Balls 1950-9-2 15664 Plumas Along Grizzly Creek, about Grasshopper Flat, road from ramelli to Walker Mine. 1828 Comment
  CAS-BOT-BC90414  Artemisia douglasiana John Thomas Howell 1955-7-19 30826 A Plumas Mohawk 1371 Comment
  CHSC81599  Artemisia douglasiana Lowell Ahart 2001-10-8 9327 A Plumas Old road that crossed Indian Creek, about 50 yards east of the railroad tracks, where railroad has a bumper to start the signal lights on Arlington Road, about 400 yards south of Arlington Road, 50 yards east of Highway 89, about 1 1/2 miles south of Crescent Mills. 1066 Comment
  CAS-BOT-BC90567  Artemisia dracunculus M. S. Taylor 1981-8-31 4258 Plumas Sierra City NE quad. Both sides of Hwy 89, ca. 0.5 mi s of Clio 1341 Comment
  RSA59702  Artemisia tridentata subsp. tridentata E. K. Balls 1950-9-2 15663 Plumas Along Grizzly Creek, about Grasshopper Flat, road from Ramelli to Walker Mine 1829 Comment
  CHSC55181  Artemisia tridentata subsp. vaseyana L. P. Janeway 1989-9-6 3645 Plumas Plumas National Forest. Along road 24N45Y 1/4 mi east of Crocker Meadow and the Beckwourth-Genesee Road (road 111) 6.3 mi north of Beckwourth. 1752 Comment
  UCSB45732  Asarum hartwegii Reisentz, Paul 1979-5-12 Plumas At Lewisia Roack, 3 miles north of Injun Jim Campground on Highway 70 Comment
  CHSC21117  Asclepias cordifolia F. T. Griggs; A. Pass 1975-7-2 27 Plumas East of Road. Buck's Lake Forest. Comment
  RSA80862  Aspidotis densa J. T. Howell 1951-6-27 27636 Plumas Johnsville; Sierra Nevada 1585 Comment
  SD9714  Aspidotis densa J. G. Lemmon 1875-1 Plumas Sierra Valley Comment
  UC1242060  Aspidotis densa Don Branscomb 1958-7-19 Plumas nw Lake Basin Recreation Area; Eureka Peak area Comment
  CAS-BOT-BC69590  Aspidotis densa Anna Head 1921-7-23 s.n. Plumas Gray Eagle Trail, Feather River Region. Comment
  SEINET5338520  Aspidotis densa M. J. Williams 1967-8-20 s.n. Plumas Rene's Falls, above Johnsville, on Jamison Creek. 1859 Comment
  CAS-BOT-BC97461  Aster Clare B. Hardham 1986-8-9 30406 Plumas shores of Snake Lake, Meadow Valley - Virgilia Road Comment
  CAS-BOT-BC97468  Aster M. S. Taylor 1982-9-8 5111 Plumas Greenville SW quad. S side of Round Valley Reservoir, ca. 4 mi s of Greenville 1371 Comment
  CAS-BOT-BC97476  Aster Clare B. Hardham 1978-8-12 21817 Plumas West of Baley Pass 2072 Comment
  RSA59112  Aster ascendens E. K. Balls 1950-8-30 15516 Plumas Just west of Feather River Experiment Station. 4 miles north of Quincy. 1067 Comment
  RSA31214  Aster breweri Joseph A. Ewan 1934-7-16 8515 Plumas South shore of Long Lake, Mt. Elwell Region 2073 Comment
  SEINET10475335  Aster breweri Mary Susan Taylor 1981-7-22 Taylor 4100 Plumas T24N R11E sw sec 9, Spring Garden quad. In Red Fir Forest; E side of 26N21- Grizzly Peak Rd, just S of Argentine Lookout turnoff, ca. 5 air mi N of Spring Garden. 6900 ft elev. 2103 Comment
  RSA32850  Aster eatonii A. A. Heller 1937-8-10 16177 Plumas Near Keddie near the Feather River Highway. Comment
  RSA59700  Aster eatonii E. K. Balls 1950-9-9 15769 Plumas South end of small lake west of Lakes Center Public Camp Comment
  SEINET10474122  Aster foliaceus Mary Susan Taylor 1981-8-19 Taylor 4223 Plumas California: T23N R11E nw 1/4 of se 1/4 sec 18. Blue Nose Mt quad. Along creek, 0.1 mi W of Peoria Creek, ca. 2.5 mi W of Sloat. Plumas County. 4400 ft. 1341 Comment
  RSA715687  Aster integrifolius L. Ahart, Josephine Guardino 2005-8-9 12257 Plumas Between Lights Creek and Fant Creek, W of Forest Road 27N09 about 6 miles (air) NW of the Boulder Creek Work Center at Antelope Lake. 1636 Comment
  RSA754536  Aster integrifolius L. Ahart, John Dittes, Josephine Guardino 2009-7-29 16211 Plumas S of a drainage from a snow lake, about 100 yards N of the snow lake, on the S side of Forest Road 26N67F3, 1.2 air miles NE of Rush Creek Hill, 2.6 air miles ESE of Caribou Powerhouse. 1678 Comment
  RSA101422  Aster integrifolius R. Weatherby 1955-8-12 1683 Plumas Meadow in upper Clear Creek, near Spanish Peak 1829 Comment
  RSA739859  Aster occidentalis L. P. Janeway 2007-8-12 9164 Plumas Northern High Sierra Nevada. ridge top on N side of Oak ridge, Westerly sloping head of Foreman Creek, 1.4 air kim NNW of Grizzly Summit. 1731 Comment
  RSA286285  Aster oregonensis subsp. californicus R. F. Thorne 1974-7-30 45006 Plumas Plumas National Forest, Butterfly Valley Botanical Area. Boggy meadow W of Mill Pond. 1159 Comment
  RSA0039309  Aster radulinus Lowell Ahart 2008-8-14 15211 Plumas 300 yards northeast of the metal gate, east side of Forest Road 22N68, about 100 yards west of the South Fork of the Feather River, about 1/2 mile northeast of Little Grass Valley Reservoir, about 5 miles (air) northeast of La Porte. 1571 Comment
  UCD104875  Astragalus lemmonii Dean Wm. Taylor; Glenn Clifton 1990-6-26 11179 Plumas Sierra Valley, near junction of road A24 and Dyson Lake, in SW corner of the junction. Comment
  CHSC48056  Astragalus lentiformis L. P. Janeway 1989-7-21 3510 Plumas Plumas National Forest. At jct of rds 25N85 and 25N05, 2.5 mi NE of Beckwourth-Genesee Rd (rd 111) and Red Clover Valley, 15.7 mi from Beckwourth. 1722 Comment
  SJSU4151  Astragalus purshii C. W. Sharsmith & W. Savage 1967-5-20 7521 Plumas near S base of The Buttes (not Sierra Buttes), c. 7 mi W of Vinton, Sierra Valley 1524 Comment
  UC725554  Astragalus purshii var. purshii A. A. Heller 1942-5-8 16461 Plumas e Beckwourth (rocky hillside); e of Beckwourth 1524 Comment
  CAS-BOT-BC193043  Astragalus purshii var. tinctus Alice Rosenberg 1917-6-20 s.n. Plumas Blairsden Comment
  CHSC36942  Astragalus purshii var. tinctus M. S. Taylor 1982-5-14 4445 Plumas Open rocky ridge above Portola, ca. 2 air mi sw of Portola. 1584 Comment
  SBBG3245  Astragalus purshii var. tinctus H. and M. Dearing 1939-5-9 3328 Plumas near Blairsden 1219 Comment
  UC1042341  Astragalus purshii var. tinctus Lewis S. Rose 1954-5-30 54075 A Plumas Beckwourth Beckwourth (desert slopes) 1524 Comment
  CHSC33880  Astragalus webberi M. S. Taylor 1981-5-8 3661 Plumas N side of Hwy 89, ca. 1/4 mi s of turnoff to Taylorsville ca. 1 mi s of Crescent Mills. 1097 Comment
  JEPS35109  Athyrium filix-femina var. cyclosorum W. L. Jepson 1924-7-22 10624 Plumas Rich Point; Middle Fork Feather River 1127 Comment
  SEINET3996633  Atriplex truncata W. Harnach, N. Harnach 2000-8-23 1000 Plumas Sierra Valley, 1 mile west of the Steel Bridge on Marble Lane 1486 Comment
  SD9157  Balsamorhiza deltoidea Mrs. R. M. Austin 1880-1 Plumas Big Meadows Comment
  RSA113183  Balsamorhiza deltoidea E. K. Balls, L. W. Lenz 1955-5-14 20716 Plumas 5.4 miles NE from Greenville along Hwy 89 to Lake Almanor 1159 Comment
  UC1075913  Balsamorhiza deltoidea E. K. Balls and L. W. Lenz 1955-5-14 20716 Plumas 5.4 mi ne from, along Hwy. 89 to Lake Almanor Greenville 1158 Comment
  CAS-BOT-BC106455  Balsamorhiza hookeri L. P. Janeway 1991-5-29 3972 Plumas Plumas National Forest, Bechwourth Ranger District - Crocker Mt. quad, Red Clover Valley; along Bechwourth-Genesee Road 1664 Comment
  CAS-BOT-BC100097  Balsamorhiza sagittata 1918-5-25 7064 Plumas Portola Comment
  CDA14124  Balsamorhiza sagittata G. F. Hrusa 1997-5-3 13814 Plumas Sierra Nevada; W side of Rattlesnake Creek, straddling Hwy 70 approx. 15 mi. E of Quincy. N side of Hwy 70. Comment
  CAS-BOT-BC16574  Barbarea orthoceras Gladys L. Smith 1976-6-7 4601 Plumas Central area of summit ridge, secondary road between Route 70 and La Porte. 1950 Comment
  CAS-BOT-BC145805  Beckmannia syzigachne Robert J. Weatherby 1950-7-28 1502 Plumas Marshy border of Indian Creek, 2 miles south of Crescent Mills. 1036 Comment
  UC336064  Betula occidentalis unknown Sept. 1876 Plumas near Lassen's Peak Comment
  CAS-BOT-BC102168  Bidens cernua L. P. Janeway 1993-9-22 4600 Plumas Plumas National Forest, Meadow Valley quad, north side of Snake Lake 1208 Comment
  CHSC34309  Bidens cernua var. cernua L. Ahart 1981-9-6 3084 Plumas On sandbar along Indian Creek, ca. 1/2 mi SW of the jct of Hwy 89 and Arlington Rd, ca. 1.5 mi SW of Crescent Mills. 1200 Comment
  CHSC21181  Bistorta bistortoides F. T. Griggs; A. Pass 1975-7-17 215 Plumas Buck's Lake Forest Service Survey. Comment
  CAS-BOT-BC128021  Blepharipappus scaber John Thomas Howell 1962-6-18 37787 Plumas Sierra Valley near Beckwourth 1487 Comment
  SEINET7379381 Image available Blepharipappus scaber W. Harnach, N. Harnach 1989-5-27 118 Plumas Sierra Valley. Turnoff of Marble Lane and Co. Rd. A-23 1490 Comment
  CAS-BOT-BC128017  Blepharipappus scaber M. S. Taylor 1982-6-28 4765 A Plumas Ramelli Ranch, between Calpine Rd (109) and cow pastures, s side a Hwy70, ca. 1 mi w of Beckwourth 1487 Comment
  CAS-BOT-BC16866  Boechera Catherine Best 1979-6-14 s.n. Plumas Sierra Nevada. Eureka Park, 1 mile east of river on main road. Comment
  RSA0125973  Boechera Milo S. Baker 1952-5-27 12475 Plumas Feather River Canyon at Camp Storrie. 473 Comment
  CHSC58163  Boechera breweri subsp. breweri Vernon H. Oswald 1992-6-18 4989 Plumas Lassen Volcanic National Park. Warner Valley; S side of Hot Spring Creek ca. 0.5 mi upstream from the boundary of the park. On cliffs bordering the creek. 1621 Comment
  CHSC118810  Boechera breweri subsp. shastaensis Chelsea Morgan 2016-6-16 2016 -004 Plumas North facing ridge 1.25 mi. northeast of Mount Jura, north and downslope of Forest Road 26N42 (UTM 689092 E, 4438952 N, NAD 83 Zone 10 North; Elevation 4931 ft.) 1502 Comment
  CAS-BOT-BC14015  Boechera lemmonii Mrs. H. C. Cantelow 1938-7-5 2314 Plumas Flatiron Ridge. 1828 Comment
  CAS-BOT-BC14109  Boechera pauciflora Doris Kildale Gillespie 1930-5-12 9316 Plumas 2 miles east of Chester. Comment
  CAS-BOT-BC14263  Boechera pinetorum M. S. Taylor 1981-5-10 3666 Plumas North side of Genesee Valley Road, ca. 4 miles west of Genesee. 1097 Comment
  CHSC21590  Boechera pinetorum L. M. Mayer; D. E. Brink Jr. 1975-7-15 Plumas Bucks Lake. Found on the road to Spanish Peak. Comment
  CAS-BOT-BC14703  Boechera rectissima John Thomas Howell; Gordon H. True; Walter Knight; Irja Knight 1969-6-24 2428 Plumas Butterfly Botanical Area and Vicinity. Collected in vicinty of mouth of Butterfly Creek. 883 Comment
  CHSC101786  Boechera rectissima Lowell Ahart; John Dittes, Josephine Guardino 2009-6-14 15857 Plumas Along the north road edge, near cut bank of Forest Road 27N01Y, about 1.3 miles (air) west of Lake Almanor Dam. 1462 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
  CAS-BOT-BC25410  Boechera retrofracta John Thomas Howell; Gordon H. True 1969-6-23 45835 Plumas SIerra Nevada. On Middel Fork of Feather River at Nelson Point. 1249 Comment
  CAS-BOT-BC25412  Boechera retrofracta John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-23 54188 Plumas Sierra Nevada. Rush Creek. 1402 Comment
  CAS-BOT-BC25591  Boechera retrofracta John Thomas Howell; Gordon H. True 1973-7-31 50115 Plumas Sierra Nevada. Diamond Range. Summit range of Thompson Peak. 2194 Comment
  CAS-BOT-BC25906  Boechera suffrutescens John Thomas Howell; Gordon H. True 1967-7-11 43348 Plumas Sierra Nevada. Summit ridge of Mount Hough. 2194 Comment
  CHSC89025  Boechera suffrutescens L. Hanson 1999-7-26 407 Plumas Plumas National Forest. So. Fork Feather River crossing of La Porte-Quincy road. 1645 Comment
  CHSC62159  Boykinia major L. P. Janeway 1993-8-14 4522 Plumas Plumas National Forest. Seep adjacent to creek on east side of road 24N29Y; ca 0.7 mi northwest of Haskins Creek, ca 1.4 mi east-southeast of Bucks Lake. Steep north-facing alder seep. 1731 Comment
  JEPS49647  Boykinia major W. L. Jepson 1924-7-22 10619 Plumas Dogwood Creek near Rich Point (Middle Fork Feather River); , Dogwood Creek 1127 Comment
  CHSC77042  Brickellia greenei L. P. Janeway 1996-8-22 5078 Plumas Bean Creek at crossing of Road 25N17. 1402 Comment
  SEINET7724108  Brodiaea ixioides Unknown Plumas Indian Valley Comment
  POM198315  Bromus briziformis H. S. Yates 1913-7-20 s.n. Plumas Massack Comment
  CAS-BOT-BC149311  Bromus carinatus var. carinatus C. R. Quick 1947-7-30 47 -68 Plumas Big Bar Mountain. Plumas National Forest. 1249 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
  CAS-BOT-BC148707  Bromus carinatus var. marginatus John Thomas Howell 1960-7-17 35498 Plumas Lassen Volcanic National Park. Drakesbad. 1828 Comment
  CAS-BOT-BC148711  Bromus carinatus var. marginatus John Thomas Howell 1975-7-22 51369 Plumas Sierra Nevada. 2 miles northwest of Spring Garden. 1173 Comment
  CAS-BOT-BC148749  Bromus carinatus var. marginatus Hans Leschke 1960-8-8 1734 Plumas Lassen Volcanic National Park. Near the ski hut. 2026 Comment
  CDA13758  Bromus ciliatus G. F. Hrusa, B. Smith, T. D. Wilfred 1996-8-11 13490 Plumas Sierra Nevada; Slopes to E of upper Bull Run Creek off USFS 23N12E on uppermost ridge. Comment
  CHSC108086  Bromus ciliatus Lowell Ahart 2011-9-17 17658 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
  CAS-BOT-BC155800  Bromus diandrus Javier Penalosa 1962-6-19 2504 Plumas Highway 40-89, +-6.2 miles east of Quincy. 1097 Comment
  UCD59297  Bromus diandrus John Thomas Howell 1961-6-21 36670 Plumas Sierra Nevada. Greenville. 1097 Comment
  CAS-BOT-BC155058  Bromus hordeaceus John Thomas Howell 1963-6-3 39388 Plumas Sierra Nevada. Quincy. 1036 Comment
  CDA43468  Bromus inermis Willo Vieira 2015-6-18 PDR# 320 P06131726 Plumas Greenville; 4960A Diamond Mountain Road, Defanit Ranch. 0 Comment
  CAS-BOT-BC155348  Bromus japonicus John Thomas Howell; Gordon H. True; Walter Knight; Irja Knight 1967-7-10 2169 Plumas Sierra Nevada. Butterfly Botanical Area and Vicinity. Mouth of Butterfly Creek. 883 Comment
  JEPS106344  Bromus suksdorfii Lowell Ahart 2004-7-27 11320 Plumas On the west side of the dirt road (Forest Road 10), near the Pacific Crest Trail, on Bunker Hill Ridge, about 1 1/8 miles (air) southeast of Pilot Peak, about 9 miles (air) northeast of La Porte 2099 Comment
  CAS-BOT-BC161353  Bromus tectorum Clare B. Hardham 1970-8-9 17716 EE Plumas Road to Thompson Peak Lookout. 2133 Comment
  CAS-BOT-BC161412  Bromus tectorum John Thomas Howell 1960-7-20 35766 Plumas Lassen Volcanic National Park. Boiling Springs Lake. 1798 Comment
  CHSC24263  Bromus tectorum K. R. Stern 1975-7-24 Plumas SE side of Lake Almanor. Comment
  UCD60050  Bromus tectorum Gladys L. Smith 1959-6-20 1253 Plumas Plumas-Sierra County Line: Sierra Nevada. Gold Lake to Feather River route. 1828 Comment
  UCD60217  Bromus tectorum G. Douglas Barbe; T. C. Fuller 1982-6-17 3808 Plumas Plumas National Forest. South shore of Frenchman Reservoir (Lake), 0.4 mi. E of Frenchman Dam. 1706 Comment
  UCD60043  Bromus tectorum var. glabratus August L. Hormay 1932-6-11 s.n. Plumas Middle Fork of the Feather River, 10 miles east of Quincy. Comment
  CHSC117315  Bromus vulgaris L. P. Janeway 2016-8-10 12150 Plumas Northern High Sierra Nevada. Plumas National Forest; about 100 m south of Gibsonville-Johnsville Road on east side of Continental Ravine (a tributary of West Branch Nelson Creek). 1830 Comment
  CAS-BOT-BC185348  Calamagrostis canadensis John Thomas Howell 1960-7-20 35722 Plumas Lassen Volcanic National Park. 1828 Comment
  CAS-BOT-BC185352  Calamagrostis canadensis E. K. Balls 1950-9-8 15722 Plumas Lakes Center Public Campground. 2042 Comment
  JEPS107725  Calamagrostis canadensis Lowell Ahart, John Dittes 2005-9-20 12429 Plumas On the west shore of Mud Lake, about 1/2 mile northeast of Eisenheimer Peak, about 3/4 mile south of Wilcox Valley 2029 Comment
  CHSC111738  Calamagrostis stricta subsp. inexpansa Lowell Ahart 2012-7-1 18253 Plumas About 250 yards northwest of Caribou Road, about 4 miles (air) northeast of Belden. 850 Comment
  CAS-BOT-BC438486  Calandrinia ciliata John Thomas Howell; Gordon H. True; Wayne Dakan 1974-7-30 50643 Plumas Headwaters of Indian Creek southeast of Diamond Mt. 2164 Comment
  CHSC74139  Calliscirpus brachythrix B. Castro 1998-8-20 824 Plumas Ca 3.5 air mi S of Bucks Lake, 100 ft W of USFS Rd 23N15 as it heads S, ca 0.7 mi SE of its jcn with Rds 23N18 and 23N69. At E edges of moderate-sized meadow near headwaters of East Branch Coldwater Creek. 1761 Comment
  CAS-BOT-BC85763  Calocedrus decurrens W. R. Dudley 1909-8-1 s.n. Plumas Sierra Valley Comment
  CHSC13641  Calocedrus decurrens M. S. Taylor 1974-7-3 302 Plumas In Butterfly Valley Botanical Area, ca. 5 mi nw of Quincy. 1173 Comment
  JEPS110511  Calocedrus decurrens Lowell Ahart 2006-9-28 13387 Plumas On the west side of the North Fork of the Feather River, on the west side of Highway 70, at Indian Jim Campground, about 3/4 mile southwest of Chambers Creek 646 Comment
  UC1134504  Calochortus nudus Beryl O. Schreiber 1938-7-9 2519 Plumas 1.5 mi e Meadow Valley; Plumas National Forest, Bidwell Bar Quad. 1066 Comment
  CAS-BOT-BC493427  Calochortus nudus Mary Strong Clemens 1920-6-22 s.n. Plumas Quincy Comment
  CAS-BOT-BC175765  Caltha leptosepala John Thomas Howell 1960-7-23 35967 Plumas Drakesbad. Lassen Volcanic National Park 1828 Comment
  LA207378  Caltha leptosepala Mrs. C. W. Hollis; 1928-6-30 sn Plumas Mt. Lassen National Forest, Drakesbad Comment
  CAS-BOT-BC90968  Calycanthus occidentalis Hatton; Cayot 1914-9-12 s.n. Plumas Plumas Forest. Cascade Valley. 1219 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
  UCD100474  Calyptridium umbellatum J. M. Tucker 1948-7-25 1744 Plumas above mine of United Mining Company, Pinchard Creek, southwest side of Camel Peak. Comment
  CAS-BOT-BC221250  Calystegia malacophylla subsp. malacophylla Alice Eastwood 1927-6-15 14512 Plumas United States Forest Reserve. Forest Lodge near Greenville Comment
  CHSC10573  Calystegia malacophylla subsp. malacophylla Lowell Ahart 1968-6-29 Plumas Near La Porte. 1371 Comment
  CHSC82464  Calystegia malacophylla subsp. malacophylla Lowell Ahart 2002-6-26 9767 Plumas On the east side of the poor road, about 1 mile south of the intersection of Lumpkin Ridge Road and the road to Tamarack Flat, about 1 mile (air) northwest of Little Grass Valley Reservoir dam, about 4 miles (air) northwest of La Porte. 1760 Comment
  JEPS103357  Calystegia malacophylla subsp. malacophylla Lowell Ahart 2002-6-26 9767 Plumas On the E side of the poor road, ca 1 mile S of the intersection of Lumpkin Ridge Road and the road to Tamarack Flat, ca 1 mile (air) NW of Little Grass Valley Reservoir dam, ca 4 miles (air) NW of La Porte. 1760 Comment
  JEPS31599  Calystegia malacophylla subsp. malacophylla W. L. Jepson 1924-7-24 10636 Plumas Meadow Valley 914 Comment
  SBBG5754  Calystegia malacophylla subsp. malacophylla H. and M. Dearing 1938-7-2 2266 Plumas Feather River Cyn below Paxton 792 Comment
  CDA9319  Calystegia occidentalis subsp. fulcrata D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-2 6 .273 Plumas About 20 miles east of Oroville on edge of canyon oak forest along roadcuts. Mark 84 Comment
  CDA13360  Calystegia occidentalis subsp. occidentalis G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-15 13209 Plumas Sierra Nevada; Hwy. 70 approx. 3 m. E of Spring Garden at inter. of Hwy 70 and Sloat Rd. Rattlesnake Creek drainage. Comment
  SEINET10935964  Calystegia polymorpha Mary Susan Taylor, M. Foster 1981-6-2 Taylor 3821 A Plumas T24N R10E ne/sw sec 25, Spring Garden quad. Dry open serpentine slope, N side of Hwy 70, on E side of Squirrel Creek, NE of Spring Garden Overpass, ca. 7.5 mi SE of Quincy. 4000 ft. 1219 Comment
  CAS-BOT-BC497565  Camassia quamash subsp. breviflora Marcus E. A M Jones 1897-7-3 s.n. Plumas Prattville 1371 Comment
  JEPS61552  Camassia quamash subsp. breviflora Joseph Grinnell 1927-5-18 Plumas 6 mi from Chester 1310 Comment
  UCD138369  Camassia quamash subsp. breviflora Leslie Goldberg 1992-5-17 8 Plumas Portola, field along Grizzly Road. 1828 Comment
  CAS-BOT-BC160837  Camissonia tanacetifolia subsp. quadriperforata John Thomas Howell 1962-6-18 37769 Plumas Sierra Valley near Beckwourth 1487 Comment
  RSA186589  Camissonia tanacetifolia subsp. quadriperforata Peter H. Raven 1963-5-28 18419 Plumas 3.1 miles west of Vinton Comment
  POM257257  Camissonia tanacetifolia subsp. tanacetifolia H. L. Mason 1924-6-15 1037 Plumas Graeagle - near Blairsden. Comment
  SEINET10453244  Camissonia tanacetifolia subsp. tanacetifolia Mary Susan Taylor 1981-6-9 Taylor 3879 Plumas T22N R13E ne sec 15, Blairsden quad. E side of Portola McLears Rd (A15), ca. 3 mi SW of Portola; elevation ca. 5100 ft. 1554 Comment
  RSA184942  Campanula prenanthoides L. S. Rose 1966-7-26 66049 Plumas Butterfly valley- 3 mi w. of Keddie. 1067 Comment
  SEINET10462852  Campanula prenanthoides Donald E. Brink, L. M. Mayer 1975-7-3 Brink s.n. Plumas BUCK'S LACK FOREST SERVICE SURVEY. T24N R6E SECT. 26 Comment
  SEINET10905900  Campanula prenanthoides Joseph Clemens 1920-8-11 Clemens s.n. Plumas Greenville Comment
  CAS-BOT-BC37240  Cardamine breweri John Thomas Howell 1960-7-21 35855 Plumas Lassen Volcanic National Park. Northwest of Willow Lake. 1676 Comment
  CAS-BOT-BC37303  Cardamine breweri Robert J. Weatherby 1955-7-2 1575 Plumas Creek below Bear Ridge, near Taylor Lake. 1981 Comment
  SD8267  Cardamine californica Mrs. R. M. Austin 1877-1 Plumas Butterfly Valley Comment
  RSA592542  Cardamine californica var. integrifolia S. O. Mattoon 1978-3-25 26 Plumas North Fork Feather River, vicinity of Queen Lily Camp Ground; off Hwy 70. 732 Comment
  CAS-BOT-BC18349  Carex John Thomas Howell; Gordon H. True 1968-6-10 44550 Plumas Sierra Nevada. Quincy. 1036 Comment
  JEPS106134  Carex abrupta Lowell Ahart, John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11172 Plumas In a small meadow, on the north side of a forest road, about 1/4 mile north of Taylor rock, about 1 mile (air) southwest of Grizzly Peak, about 5 miles (air) south of Taylorsville, about 8 miles (air) northeast of Quincy 2139 Comment
  CHSC53558  Carex amplifolia L. P. Janeway 1989-6-27 3403 Plumas Plumas National Forest. Along sides of moist springy shady area between Tomba Rd and hwy 70/89 just N of Jackson Cr; below Cromberg Spring. 1335 Comment
  CHSC97388  Carex amplifolia Jenny Marr; Craig Carter 2006-5-29 239 Plumas Cascade Range High. Plants collected at the southern boundary of Lassen Park adjacent Willow Lake. 1676 Comment
  HSC93577  Carex amplifolia G. Fred Hrusa, T. D. Wilfred 1996-7-22 13392 Plumas Little Long Valley Creek, ~1/2 mi. N of Hwy. 70, about 15 mi. E of Quincy 1500 Comment
  CAS-BOT-BC17836  Carex amplifolia L. P. Janeway 1991-7-4 4118 Plumas Plumas National Forest. Beckwourth Ranger Distrcit. Mt. Ingalls Compartment. 1691 Comment
  CAS-BOT-BC17927  Carex angustata A. A. Heller; P. B. Kennedy 1907-7-9 8784 Plumas Prattville. Comment
  CAS-BOT-BC17944  Carex angustata Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1506 Plumas Butterfly Botanical Area and Vicinity. Pond Reservoir. 1097 Comment
  CHSC57102  Carex angustata L. P. Janeway 1991-7-23 4095 Plumas Plumas National Forest. McRae Meadow, upper end of East Nelson Creek. 1905 Comment
  CHSC84926  Carex angustata L. P. Janeway; B. Castro 2003-9-6 7978 Plumas High Cascade Range. Along un-named lake split by the Caribou Wilderness Area boundary, 2.4 km west of Hay Meadow. 2057 Comment
  CHSC92288  Carex athrostachya Lowell Ahart; John Dittes 2005-9-19 12397 Plumas Below the high water line of Taylor Lake, on the northeast side of Taylor Lake, about 6 miles (air) southwest of Antelope Lake. 2076 Comment
  OBI49290  Carex athrostachya Lewis S. Rose 1932-9-5 32617 Plumas Jamison Lake 1890 Comment
  SBBG32345  Carex athrostachya L. S. Rose 1967-7-9 67143 Plumas Quincy 1036 Comment
  SEINET4292088 Image available Carex athrostachya L. Ahart, Guardino, J 2005-1 12269 Plumas Yellow Pine Forest. In a small drainage that runs into Fant Creek, west of the meadow, about 250 yards southwest of Fant Creek and the corral, north of Forest Road 27N09, about 6 miair) NW of the Boulder Creek Work Center at Antelope Lake Comment
  CAS-BOT-BC19741  Carex athrostachya L. W. Swift 1934-7-18 124 Plumas Squaw Queen. 1828 Comment
  CAS-BOT-BC19137  Carex aurea Lewis S. Rose 1967-7-10 67150 Plumas 3 miles west of Keddie. Butterfly Valley. 1097 Comment
  CAS-BOT-BC19094  Carex aurea George Wilson Gillett 1957-7-19 847 Plumas lassen Volcanic National Park. Near trail above the Devils Kitchen, just beyond very large spring. 2057 Comment
  CHSC102599  Carex bolanderi L. P. Janeway; B. Castro 2009-7-18 9864 Plumas Northern High Sierra Nevada. Lower end of Rock Island Ridge, just southwest of (below) Road 23N27, 0.3 road km south of the 18 Road. 1526 Comment
  CAS-BOT-BC19623  Carex brainerdii Walter Knight; Irja Knight; John Thomas Howell; Gordon H. True 1967-5-7 1783 Plumas The Butterfly Botanical Area and Vicinity. Trestle Glen. 1112 Comment
  CDA17781  Carex brainerdii G. D. Barbe, T. C. Fuller 1982-6-15 3717 Plumas Plumas National Forest; 1.0 mile below and northeast of Red Hill Summit, Plumas National Forest. 1761 Comment
  CHSC41155  Carex brainerdii J. D. Jokerst 1984-6-13 2046 Plumas South of Grizzly Creek, ca 30 meters north of spur 'C' of USFS logging road 26N08, ca 2 air miles east of Peacock Point. 1432 Comment
  CHSC53569  Carex brainerdii L. P. Janeway 1987-5-28 2103 Plumas Along Hwy 36 0.2 mi E of turn to N Shore Lake Almanor and Almanor Peninsula. 1493 Comment
  CAS-BOT-BC110187  Carex buxbaumii John Thomas Howell 1976-7-15 51872 Plumas Sierra Nevada. Snake Lake, about 4 miles northwest of Quincy. 1219 Comment
  CHSC72318  Carex canescens L. P. Janeway 1998-9-10 6278 B Plumas Along the northwest shore of Snake Lake; about 5 mi northwest of Quincy. 1205 Comment
  CHSC85981  Carex canescens L. P. Janeway 2003-7-19 7904 Plumas High Cascade Range. South edge of marsh at southeast end of Willow Lake. 1656 Comment
  SEINET7553523 Image available Carex canescens L. P. Janeway 2003-7-9 7904 Plumas High Cascade Range. South edge of marsh at southeast end of Willow Lake. Mt. Harkness 7.5' quad. 1656 Comment
  JEPS127327  Carex canescens subsp. canescens Lowell Ahart 2016-6-29 21078 Plumas About 20 yards east of Forest Service Road 22N72, about 1/4 mile southeast of Table Mountain, about 1 3/4 miles (air) northwest of Tamarack Flat, about 3 3/4 miles (air) northwest of Little Grass Valley Reservoir Dam. Comment
  JEPS114930  Carex deweyana subsp. leptopoda Lowell Ahart 2008-7-16 15082 Plumas Forest floor, in a small seep, east of a small meadow (swamp), about 100 yards north of the paved road, about 1/4 mile west of the bridge where the South Fork of the Feather River flows into Little Grass Valley Reservoir, about 2 1/2 miles (air) north of 1597 Comment
  CHSC97521  Carex douglasii Lowell Ahart; John Dittes 2007-6-16 14134 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
  CAS-BOT-BC19846  Carex echinata Anna Head 1921-7-28 s.n. Plumas Feather River Region. Meadows by Grass Lake. Comment
  CAS-BOT-BC20081  Carex echinata Malcom A. Nobs; Stanley Galen [S. Galen] Smith 1949-8-19 1449 Plumas Butterfly Valley. Comment
  CAS-BOT-BC20088  Carex echinata Lowell Ahart 1979-8-16 s.n. Plumas East of Ohio Ravine. 1700 Comment
  POM313081  Carex echinata subsp. echinata Malcolm A. Nobs, S. Galen Smith 1949-8-19 1449 Plumas Butterfly Valley. Comment
  CAS-BOT-BC20111  Carex feta W. R. Dudley 1909-8-27 s.n. Plumas Sierra Valley. Near East Hot Springs. Comment
  CAS-BOT-BC20118  Carex feta Thomas H. Kearney 1944-8-14 23 Plumas Near Prattville.Lake Almanor. Comment
  CDA33073  Carex feta G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-23 3163 Plumas Long Valley, 0.4 mile south of junction of Dixie Canyon-Round Valley and Canyon Dam Roads, at Maxwell Mine Road. Comment
  JEPS106380  Carex filifolia var. erostrata Lowell Ahart, John Dittes, Josephine Guardino, Robert Schlising 2004-6-14 11060 Plumas Near the west shore of Lake Davis, north of the dirt road at Lake Davis, about 12 miles (air) northeast of Slote 1765 Comment
  CHSC92578  Carex fracta G. Douglas Barbe; J. T. Howell, T. C. Fuller 1981-6-23 3157 Plumas Long Valley, 0.4 mile S of junction Dixie Canyon- Round Valley and Canyon Dam roads, at Maxwell Mine Road. 1633 Comment
  JEPS101244  Carex fracta Dean W. Taylor 2000-8-8 17557 Plumas Wemple Cabin, Antelope Creek 1 air mi NE from Antelope Lake (upper Feather River watershed) 1859 Comment
  JEPS110258  Carex fracta Lowell Ahart 2006-7-3 12902 Plumas On Lumpkin Ridge, about 4 miles (air) northeast of Camp 18, about 1/4 mile north of Lumpkin Ridge Road, near the southwest edge of a dry open basalt flat with scattered trees 1527 Comment
  JEPS109093  Carex geyeri D. W. Taylor 2008-6-18 20224 Plumas Deanes Valley along South Fork Rock Creek, Forest road 24 N28, 0.2 road miles S junction with Forest Road 23N16X (watershed N Fork Feather River). Comment
  UC1730264  Carex gigas James D. Jokerst, R. A. Schlising, and L. Ahart 1985-8-12 2551 Plumas Serpentine Canyon, Hwy 70, 1.6 mi SW of jct with Rich Gulch Road Comment
  RSA97918  Carex gigas J. T. Howell 1951-6-26 27535 Plumas Feather River Canyon. 854 Comment
  CAS-BOT-BC22284  Carex hassei Mrs. H. C. Cantelow 1938-7-4 2270 Plumas North side of Hot Spring Creek. Drakesbad. Comment
  UC1026407  Carex hoodii Lewis S. Rose 1954-5-30 54065 Plumas Johnsville 1600 Comment
  CAS-BOT-BC7745  Carex integra Lewis S. Rose 1954-5-30 54066 Plumas Johsville. 1600 Comment
  CHSC112391  Carex jonesii L. P. Janeway 2014-7-16 11549 Plumas Northern High Sierra Nevada. Plumas National Forest; Happy Valley, about 6.4 air-km north-east of Cromberg; along Long Valley Creek in the middle of Happy Valley. 1719 Comment
  CHSC100043  Carex laeviculmis Lowell Ahart 2008-7-9 15058 Plumas Wet meadow area with a small stream, just northwest of the culvert, on the northwest side of the good logging road, north of the South Fork of the Feather River, about 1/2 mile southwest of the Feather Fork Mine, about 1 mile northeast of Little Grass Valley Reservoir. 1645 Comment
  JEPS87169  Carex lasiocarpa Vernon H. Oswald, Lowell Ahart, Linnea Hanson, Lawrence Janeway and Joan Reynolds 1992-7-1 5033 Plumas ca. 5 mi (air) ssw Graeagle (via Gold Lake Forest Hwy. (County Rd. 519), just w of Lakes Basin Campground); Grass Lake 1926 Comment
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Jun 9 2011
  CHSC42824  Carex lemmonii L. P. Janeway 1987-6-20 2283 Plumas Ravine on N side of S Branch Middle Fk Feather R below Whiskey Hill. 1158 Comment
  CHSC55440  Carex lemmonii L. P. Janeway 1990-7-11 3785 Plumas Plumas National Forest. Halfway between Paradise Creek and Emigrant Creek, and about 2/3 mi south of Little Grizzly Creek. 1874 Comment
  SD130940  Carex lemmonii L. S. Rose 1967-6-12 67111 Plumas Sierra Nevada; Butterfly Valley. 1096 Comment
  CAS-BOT-BC31213  Carex lenticularis var. impressa E. K. Balls 1950-9-2 15646 Plumas Nye Meadows, west slope of Mt. Ingalls, north of Grizzly Valley. 2255 Comment
  HSC97060  Carex lenticularis var. impressa L. Ahart 2006-7-9 12922 Plumas 100 yds. N of paved basalt road, 3.75 mi. NW of Tamarack Flat, 5.75 mi. NW of Little Grass Valley Reservoir 1679 Comment
  SEINET3450854  Carex lenticularis var. impressa Unknown 2003-7-18 10433 Plumas La Porte, La Porte, about 5 air miles northwest, about 2 air miles northwest of Little Grass Valley Reservoir dam, about 1 mile southeast of Tamarack Flat, about 0.75 miles west of Lumpkin Ridge Road, east side of the road 1750 Comment
  CAS-BOT-BC31639  Carex luzulina var. ablata L. P. Janeway 1990-8-3 3825 Plumas Mt. Ingalls quad. Meadow at head of small drainage (into Little Grizzly Cr), 1981 Comment
  CHSC96051  Carex mariposana L. P. Janeway 2006-9-9 8876 Plumas High Cascade Range. Near end of Road 29N02Y, 0.8 km southwest of confluence of Panther Creek and North Arm Rice Creek; 1.2 km northeast of Blue Lake. 1932 Comment
  CAS-BOT-BC32069  Carex multicaulis John Thomas Howell; Gordon H. True 1967-7-11 43312 Plumas Ca 3 mi SE of Mt. Hough. 1706 Comment
  RSA169434  Carex multicaulis L. S. Rose 1963-6-3 63084 Plumas Butterfly Valley, 2 miles SW of Keddie 1189 Comment
  CAS-BOT-BC32073  Carex multicaulis John Thomas Howell 1926-7-23 2092 Plumas Prattville 1463 Comment
  CHSC20765  Carex nebrascensis K. R. Stern 1975-7-24 5870 Plumas SW shore of Lake Almanor. 1371 Comment
  CHSC47005  Carex nebrascensis L. P. Janeway 1989-7-20 3507 Plumas Plumas National Forest. North end of Crocker Mdw; near the Beckwourth-Genesee Rd (rd 111) 6.3 mi N of Beckwourth. 1737 Comment
  CHSC97528  Carex nebrascensis Lowell Ahart; John Dittes 2007-6-16 14133 Plumas Bottom of a small stream, meadow, 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
  UC1100491  Carex nebrascensis Malcolm A. Nobs, S. Galen Smith 1949-8-18 1378 Plumas just s Chester (at n end of Lake Almanor); Last Chance Marshes, Lake Almanor Comment
  SEINET13395624  Carex nebrascensis M. Foster 1988-9-8 s. n. Plumas Adjacent to Cow Creek in U.S.F.S. range allotment, 1/4 miles W of Lake Davis, 9 mi NNW of Portola 1762 Comment
  CAS-BOT-BC119520  Carex nudata Alice Eastwood 1918-5-25 6977 Plumas Portola. Comment
  CHSC47341  Carex nudata L. P. Janeway 1989-6-15 3325 Plumas Plumas National Forest. At edge of Middle Fk Feather River ca 1 mi SE of Cromberg. 1280 Comment
  CHSC48074  Carex pachystachya L. P. Janeway 1989-6-16 3333 Plumas Plumas National Forest. West end of Grizzly Valley. 1783 Comment
  CAS-BOT-BC119182  Carex pachystachya Hans Leschke 1954-7-3 s.n. Plumas Northern border of swamp North of Willow Lake. 1661 Comment
  CHSC47081  Carex pellita L. P. Janeway 1989-7-25 3528 Plumas Plumas National Forest. Springs at head of creek draining from N into Red Clover Valley. From Beckwourth-Genesee Rd (rd 111) 15.7 mi from Beckwourth, then 2.5 mi northerly on rd 25N05, then 2.3 mi on rd 25N85. 1737 Comment
  CHSC67705  Carex pellita James D. Jokerst 1985-7-23 2538 Plumas NW bank of Indian Creek ca. 2 mi SW of Crescent Mills. Inside of wide bend in creek. 1066 Comment
  SEINET12649673 Image available Carex pellita Lowell Ahart, John Dittes 2009-1 16187 Plumas 1480 Comment
  CHSC87128  Carex rossii L. P. Janeway 2001-6-15 7180 Plumas High Cascade Range. East side of Humbug Road about 2.7 km southwest of shore of Lake Almanor, 4.0 mi west of Prattville. 1399 Comment
  CHSC47348  Carex scabriuscula L. P. Janeway 1989-6-9 3286 Plumas Cyn of E Br N Fk Feather River, 5.4 mi E of the river mouth and Caribou Rd, along Hwy 70. 822 Comment
  CHSC84923  Carex scopulorum var. bracteosa L. P. Janeway 2003-9-20 7994 Plumas Northern High Sierra Nevada. At meadow and shallow pond complex in cirque 0.15 km southwest (up-drainage) of Hellgramite Lake; northeast side of Sierra Nevada crest; Lakes Basin Recreation Area. 2115 Comment
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Jul 29 2014
  CAS-BOT-BC117519  Carex sheldonii L. P. Janeway; Jim Battigan; Stacy Scott 1989-7-6 3453 Plumas Along Red Clover Cr and Red Clover Valley, 1.5 mi W of the Clover Valley Ranch bldgs 1652 Comment
  CAS-BOT-BC117523  Carex sheldonii L. P. Janeway 1992-6-4 4210 Plumas South side of road to Plumas-Eureka State Park (Rd 506) across from turn to Plumas Pines, 1341 Comment
  CHSC76252  Carex sheldonii G. L. Ponting 1999-8-28 Plumas About 1.2 mi southwest of Portola. About 100 ft north of County Road A-15. On the drier and higher parts of seasonally wet meadow. 1499 Comment
  CHSC97614  Carex sheldonii Lowell Ahart; John Dittes 2007-6-17 14166 Plumas On damp soil, west bank of Red Clover Creek, about 30 yards east of County Road 111 (Beckwourth Gensee Road), about 1/4 mile east of bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1654 Comment
  SEINET10945963  Carex sheldonii David Castaner 1984-5-28 Castaner 8054 Plumas Greagle. Outside of KOA. Comment
  CAS-BOT-BC117744  Carex simulata Mrs. H. C. Cantelow 1938-7-4 2273 Plumas Meadow at Drakesbad. Near edge of streamlet. Comment
  CAS-BOT-BC117369  Carex stipata var. stipata John Thomas Howell 1962-6-17 37654 Plumas Butterfly Valley. 1036 Comment
  CDA33163  Carex stipata var. stipata L. P. Janeway 2000-7-7 6899 Plumas Northern High Sierra Nevada; Marsh on west side of Smith Lake -- enlarged by beaver activity. 0 Comment
  UC1133464  Carex straminiformis L. S. Smith 1927-8-10 2173 A Plumas Gold Valley drainage Tahoe <National Forest>, Downieville Quadrangle 2346 Comment
  CHSC103119  Carex subfusca Lowell Ahart; John Dittes, Josephine Guardino 2009-7-21 16109 Plumas 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
  CHSC53551  Carex subfusca Linnea Hanson 1990-6-15 Plumas Plumas National Forest. Along Greenhorn Cr 1.5 mi E of Quincy along Hwy 70, on the north side of the road. 1057 Comment
  CHSC63285  Carex subfusca Lowell Ahart 1994-6-17 7359 Plumas Small meadow, on the east side of Sly Creek, about 1 mile north of Schwartz Meadow, about 1 mile east of Sly Creek Reservoir. 1097 Comment
  CHSC76327  Carex subfusca G. F. Hrusa 1997-6-26 13901 Plumas Sierra Nevada. 2.5 mi. E of Spring Garden on Hwy 70, and 0.5 m. S of Estray Ck. [Original lat./long. on label is '39 54 N; 120 45 W']. 1500 Comment
  CHSC84896  Carex subfusca L. P. Janeway; B. Castro 2003-9-6 7980 Plumas High Cascade Range. Near un-named lake split by the Caribou Wilderness Area boundary, 2.4 km west of Hay Meadow. 2057 Comment
  CHSC92205  Carex subfusca Lowell Ahart; Josephine Guardino 2005-8-9 12264 Plumas In a small meadow and near a small drainage, between Lights Creek and Fant Creek, west of Forest Road 27N09, about 6 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1635 Comment
  JEPS106385  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
  JEPS115917  Carex subfusca Lowell Ahart, John Dittes 2009-7-27 16171 Plumas On damp to dry soil, on the south end of a small dam, headwaters of Grizzly Gulch, 2.1 miles (air) northeast of Butt Valley Reservoir Dam 1479 Comment
  SEINET4292058 Image available Carex subfusca L. Ahart, Guardino, J 2005-1 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 mi (air) northwest of the Boulder Creek Work Center at Antelopeake. Comment
  SEINET8573903 Image available Carex subfusca L. Ahart, Dittes, J; Guardino, J 2009-1 15893 Plumas Comment
  UCD108020  Carex subfusca Tim Kuhn 2006-6-23 66 Plumas near Bagley Pass. Comment
  UCD141162  Carex subfusca Flora C. Hayes 1932-7-25 s.n. Plumas Lake Center. Comment
  CAS-BOT-BC115992  Carex subfusca Clare B. Hardham 1970-8-8 17701 Plumas Thompson Peak. 2286 Comment
  SEINET10750066  Carex subfusca Lawrence P. Janeway, James Battagin; Rob Russell 1993-8-4 Janeway 4491 Plumas Mt. Ingalls quad. T24N, R12E, NE1/4 of SW1/4 of sec. 7. Along Dolly Creek at upper portion of the Walker Mine tailings. 1750 Comment
  CAS-BOT-BC115408  Carex utriculata John Thomas Howell 1967-6-23 42709 Plumas Butterfly Valley. 1066 Comment
  CHSC117470  Carex utriculata B. Castro; Robin Carter 2010-7-17 1826 Plumas Northern High Sierra Nevada. Plumas National Forest; Indian Creek at base of Antelope Lake Dam, at 'Gaging Station' site on maps. On S edge of creek, ca 100 ft downstream of dam outlet a few yards NW of lone Ponderosa pine, 1499 Comment
  CHSC40413  Carex vesicaria Lowell Ahart 1985-7-11 5124 Plumas Below the high water line of Little Grass Valley Reservoir, where the South Fork of the Feather River flows into the lake, about 4 1/4 miles northeast of La Porte. 1584 Comment
  RSA91626  Carex vesicaria F. W. Peirson 1926-6-21 6788 Plumas Open flat strip along shore of Lake Almanor. Comment
  UC1755302  Carex whitneyi Dean W. Taylor 2006-6-29 19555 b Plumas Keddie Ridge; meadow just E of Second Water Trough (ca. 1 mile W of Hauns Meadow along County Road 201) 1432 Comment
  RSA604697  Castanopsis sempervirens Louis C. Wheeler 1952-9-24 6959 Plumas Plumas 5: Vicinity of Crescent Mills. Comment
  CHSC21718  Castilleja F. T. Griggs; A. Pass 1975-7-17 204 Plumas Buck's Lake Forest Service Survey. Comment
  UCD123070  Castilleja A. A. Heller; P. B. Kennedy 1907-7-15 8840 Plumas Near mouth of Little Grizzly creek below Genessee. Comment
  CAS-BOT-BC249371  Castilleja applegatei M. S. Taylor 1982-6-10 4635 Plumas Ramelli Ranch, se of jct of Calpine Rd (109) and Hwy 70, ca. 1/2 mi sw of Beckwourth 1487 Comment
  CAS-BOT-BC249719  Castilleja applegatei subsp. pinetorum Rimo Bacigalupi 1927-7-12 1731 Plumas Along Little Grey Eagle Creek near Lakes Center Camp, Gold Lake Region 2042 Comment
  CAS-BOT-BC249723  Castilleja applegatei subsp. pinetorum David D. Keck 1930-7-24 959 Plumas Halfway between Chester and Westwood 1465 Comment
  CAS-BOT-BC249736  Castilleja applegatei subsp. pinetorum Mrs. Jos Clemens 1919-10-14 s.n. Plumas Greenville 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
  JEPS81449  Castilleja applegatei subsp. pinetorum M. S. Taylor 1982-7-14 4832 A Plumas ca 3 air mi w Indian Falls on Hwy. 89 (along 26N58, on s side of Bullfrog Ravine); Almanor SE Quad., Bullfrog Ravine 1645 Comment
  JEPS9894  Castilleja applegatei subsp. pinetorum W. L. Jepson 1939-7-31 19296 Plumas halfway between Buck's Valley and Meadow Valley; Spanish Peak 1676 Comment
  POM297718  Castilleja applegatei subsp. pinetorum A. A. Heller, P. B. Kennedy 1907-7-15 8840 Plumas Near mouth of Little Grizzly Creek below Genessee. Comment
  UC170956  Castilleja applegatei subsp. pinetorum H. M. Hall 1912-7-24 9368 Plumas Willow Creek; Sierra Nevada Mountains 1249 Comment
  JEPS60471  Castilleja applegatei subsp. pinetorum T. I. Chuang and L. Constance 1969-7-2 6710 Plumas about 7.5 mi se Quincy (on Highway 70) Comment
  JEPS95559  Castilleja arachnoidea Lowell Ahart 1994-7-7 7471 Plumas N side of Pacific Crest Trail, 1 mi W of Pilot Peak, about 1/4 mi E of Quincy--La Porte Road 1950 Comment
  CHSC112530  Castilleja lacera B. Castro; L. P. Janeway 2009-6-7 1787 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
  CHSC80275  Castilleja lacera L. P. Janeway 1996-6-5 5002 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
  UC1562841  Castilleja lacera Barbara Ertter 1989-7-4 8685 a Plumas 4.2 mi w Hwy. 89 junction with Hwy 36 (Coyote Flat, w of Lake Almanor); Coyote Flat 1524 Comment
  UCSB16060  Castilleja lacera Breedlove, Dennis 1962-6-12 Plumas State Highway 36, 6.9 miles west of Chester; Sierra Nevada 1524 Comment
  SD7128  Castilleja lemmonii Daniel Cleveland July 1882 Plumas Big Meadows Comment
  UCD23342  Castilleja linariifolia E. W. Jameson 1949-5-6 s.n. Plumas Expt. Station in Quincy. 1097 Comment
  CAS-BOT-BC254058  Castilleja miniata Lowell Ahart 1979-7-18 s.n. Plumas Ca. 1 mi. W of Pilot Pk, on hill south of Onion Valley 2000 Comment
  CAS-BOT-BC254069  Castilleja miniata H. F. Copeland 1920-7-25 2 -8 Plumas on summit of divide between Butte, Plumas and Tehama Co's 1828 Comment
  CHSC80876  Castilleja miniata subsp. miniata Lowell Ahart 2001-7-19 8946 Plumas Steep slope, on the east side of Hopkins Creek, about 100 yards southwest of the East Branch of Hopkins Creek, about 1/2 mile (air) south of Turkey Town, about 2 1/2 miles (air) southeast of Pilot Peak. 1828 Comment
  JEPS88489  Castilleja miniata subsp. miniata Vernon H. Oswald and Lowell Ahart 1996-8-1 8141 Plumas ca 1.5 mi nw Hauns Mdw. (Forest Rd 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); Dyer Mtn. 1706 Comment
  SEINET10961410  Castilleja payneae Rimo Bacigalupi 1952-8-19 Bacigalupi 3951 Plumas Abundant on slopes to the east of Long Lake. 2042 Comment
  CHSC20821  Castilleja tenuis K. R. Stern 1975-7-25 5818 Plumas N shore of Lake Almanor. 1371 Comment
  CHSC36206  Castilleja tenuis M. S. Taylor 1982-7-8 4800 Plumas On Ramelli Ranch on s side of Feather River in dry edges, ca. 1 mi se of Beckwourth. 1487 Comment
  CHSC96934  Castilleja tenuis Lowell Ahart; John Dittes, Josephine Guardino 2007-6-8 14026 Plumas Strand of Lake Davis, southeast of the end of the road, north end of Lake Davis. 1763 Comment
  JEPS29553  Castilleja tenuis John Thomas Howell 1960-7-18 35517 Plumas Drakesbad; Lassen Volcanic National Park 1676 Comment
  JEPS81472  Castilleja tenuis M. S. Taylor 1982-7-8 4800 Plumas ca 1 mi sw Beckwourth (on Ramelli Ranch, on s side of Feather River in dry edges); Portola Quad. 1487 Comment
  SD46688  Castilleja tenuis Robert J. Weatherby 1950-7-7 1462 Plumas meadow edge, Snake Lake, Quincy 1219 Comment
  UCD20964  Castilleja tenuis E. Bortiri 2002-6-21 WFC 12 Plumas Rocky Point East, Ramelli Ranch , near Portola. Comment
  CAS-BOT-BC47971  Ceanothus John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-25 54296 Plumas Sierra Nevada - East side of Indian Valley just north of Taylorsville 1112 Comment
  CHSC96736  Ceanothus arcuatus L. P. Janeway 2007-5-20 8981 Plumas Northern High Sierra Nevada. Top of Red Hill. 1929 Comment
  HSC101673  Ceanothus arcuatus Dillon North Davis 2013-7-1 32 Plumas 5.1 miles south on FS Road 25N17 from intersection with Highway 70, ~200 m west of road. 1519 Comment
  CHSC20752  Ceanothus cordulatus K. R. Stern 1975-7-23 5896 Plumas W shore Lake Almanor. 1371 Comment
  UC1070971  Ceanothus cordulatus G. T. Nordstrom 1934-7-9 202 Plumas 1.5 mi s Mt. Ararat; Bidwell Bar quad, Plumas National Forest 1615 Comment
  CAS-BOT-BC50766  Ceanothus integerrimus Thomas H. Kearney 1944-8-14 83 Plumas Near Prattville, Lake Almanor Comment
  CAS-BOT-BC50771  Ceanothus integerrimus Lewis S. Rose 1932-9-6 32635 Plumas Jamison Mine 1676 Comment
  CHSC21030  Ceanothus integerrimus F. T. Griggs; A. Pass 1975-7-3 67 Plumas Bucks Lake Forest Service Survey North of Grizzly Forebay. Comment
  UC80030  Ceanothus integerrimus Mrs. R. M. Austin 1876-1 199 Plumas Comment
  RSA0089038  Ceanothus integerrimus var. californicus Bonnie C. Templeton 1968-6-9 11255 Plumas Butterfly Valley, ca. 10 mi. west of Quincy. 1066 Comment
  UCD112012  Ceanothus integerrimus var. macrothyrsus Lewis S. Rose 1966-7-27 66064 Plumas Butterfly Creek and Spanish Creek, 1 mi. s. of Keddie. 990 Comment
  UC338185  Ceanothus lemmonii Lemmon May 1874 Plumas Thompsons ranch, near Quincy Comment
  CAS-BOT-BC52060  Ceanothus prostratus John Thomas Howell; Gordon H. True 1967-7-11 43320 Plumas about 3 miles Southeast of Mt. Hough 1706 Comment
  CAS-BOT-BC52062  Ceanothus prostratus Rimo Bacigalupi 1927-7-7 1649 Plumas between Gray Eagle Valley and Long Lake Comment
  CAS-BOT-BC63330  Ceanothus prostratus Ella Dales Cantelow 1940-5-10 s.n. Plumas 2.5 mi. w. of Bucks Lake. Comment
  CAS-BOT-BC63332  Ceanothus prostratus W. R. Dudley 1909-8-29 s.n. Plumas Sierra Valley Hot Springs. Comment
  CAS-BOT-BC63375  Ceanothus prostratus Mrs. H. C. Cantelow 1939-5-20 s.n. Plumas Near Rock Creek, 5.5 mi. w. of Quincy. Comment
  CHSC20735  Ceanothus prostratus K. R. Stern 1975-7-23 5903 Plumas NW shore of Lake Almanor. 1371 Comment
  UC586941  Ceanothus prostratus Joseph Andorfer Ewan 1934-6-25 8196 Plumas Gold Lake Road Sierra Nevada, Gold Lake Road 1524 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
  CHSC26144  Ceanothus velutinus Detzer; M. Sacks 1977-6-25 42 Plumas At sw edge of Squaw Valley. Abundant in openings on floor of Yellow Pine Forest. 1853 Comment
  UC1071474  Ceanothus velutinus F. W. Embree 1934-6-6 80 Plumas 1 mi s, 0.25 mi w Rutherford; Plumas National Forest, Bidwell Bar Quad. 1615 Comment
  CAS-BOT-BC63188  Ceanothus velutinus var. velutinus A. A. Heller 1915-7-7 12069 Plumas Near the summit of Soapstone ridge in the Sierra Nevada. 12 mi. w. of Bucks in the forest. 1676 Comment
  CHSC35932  Centaurea cyanus M. S. Taylor 1982-6-24 4751 Plumas At entrance to Gansner Park. 1066 Comment
  CAS-BOT-BC277220  Centaurea solstitialis E. K. Balls 1950-8-31 15525 Plumas Hwy 24, 1 mi. n. of Spanish Creek, just north of Quincy 1097 Comment
  UC1127908  Cercocarpus ledifolius var. ledifolius E. Sawyer 1935-5-21 17 Plumas 2 mi e of Beckwith Butte 1706 Comment
  CAS-BOT-BC276724  Chaenactis douglasii var. douglasii John Thomas Howell 1975-6-16 51149 Plumas 2 miles NW of Spring Garden 1173 Comment
  CAS-BOT-BC276735  Chaenactis douglasii var. douglasii W. W. Wagner 1929-6-7 272 Plumas Sockum Creek 1371 Comment
  UC90127  Chaenactis douglasii var. douglasii F. Stepens 1894-1-1 Plumas Quincy Comment
  CHSC97539  Chamaesaracha nana Lowell Ahart; John Dittes 2007-6-16 14135 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. 1647 Comment
  UC1075736  Chamaesaracha nana Robert J. Weatherby 1955-7-21 1652 Plumas ridge between Bottle Springs and Bear Creek; Middle Fork Feather River 1767 Comment
  CDA9324  Chamaesyce maculata D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-2 6 .28 Plumas On route 70 W of Storrie on sunny south-facing cliff Comment
  CHSC21326  Chamerion angustifolium subsp. circumvagum F. T. Griggs; A. Pass 1975-7-31 278 Plumas Buck's Lake. Comment
  CHSC30854  Cheilanthes gracillima L. Ahart 1980-9-17 2650 Plumas Ca. 0.5 mi w of Fowler Peak. Ca. 8 mi n of La Porte. 1800 Comment
  CHSC95027  Chenopodium album Lowell Ahart 2006-10-23 13471 Plumas On the west side of Slate Creek (there is a large gravel flat caused by the dam), where the road ends, about 50 yards north of the dam across Slate Creek, about 1/8 mile northeast of Scales Road, about 5 1/2 miles (air) northeast or Strawberry Valley. 1281 Comment
  JEPS110530  Chenopodium botrys Lowell Ahart 2006-10-23 13472 Plumas On the east 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
  CDA23361  Chenopodium botrys D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-2 6 .262 Plumas Along road at base of cliff about 15 miles E of Oroville. Mark 83. Comment
  CAS-BOT-BC426316  Chenopodium incognitum John Thomas Howell 1955-7-19 30768 Plumas Sierra Nevada: Bechwourth 1493 Comment
  CHSC80830  Chimaphila menziesii Lowell Ahart 2001-7-17 8908 Plumas On the west side of a poor logging road, east of a small branch of Butt Creek, by a primitive camp, about 2 1/2 miles (air) north of Humboldt Summit. 1828 Comment
  RSA0084306  Chimaphila menziesii Diana D. Jolles 2011-8-9 473 Plumas Plumas National Forest, about 2.5 miles up forest road 77 to Dixie Mountain Lookout from Frenchman Lake Road (284). 1994 Comment
  CAS-BOT-BC451422  Chimaphila menziesii Alice Eastwood 1927-6-21 14485 Plumas Forest Lodge near Greenville, US Forest Reserve Comment
  CDA18460  Chimaphila umbellata G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-24 3211 Plumas Sierra Nevada; 0.5 mile north of Taylor Creek Road (to Solomon Saddle) junction, on Mt. Hough-Crystal Lake Road. 1584 Comment
  CHSC91805  Chimaphila umbellata G. F. Hrusa; S. Gamairi, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16294 Plumas Northern Sierra Nevada. Butterfly Valley Botanical Area: forest outside bog area. 1158 Comment
  UC1120953  Chimaphila umbellata E. Nourse 1934-9-4 21 Plumas 3/4 mi. s. & 1 mi. w. Quincy; Plumas Nat'l Forest, Downieville Quad. Comment
  CAS-BOT-BC452244  Chimaphila umbellata Robert J. Weatherby 1950-7-7 1448 Plumas Gansner Creek, Quincy 1219 Comment
  RSA59258  Chrysanthemum leucanthemum E. K. Balls 1950-8-31 15558 Plumas Spanish Creek, off Hwy. 24, just north of Quincy 1067 Comment
  RSA508622  Chrysolepis chrysophylla Mrs. R. M. Austin 1879-07 s.n. Plumas Hills. Comment
  HSC39510  Chrysolepis sempervirens J. O. Sawyer 1976-8-5 2828 Plumas Bucks Summit E of Bucks Lake Comment
  RSA126612  Chrysothamnus nauseosus subsp. albicaulis E. Nourse 1934-8-9 7 Plumas 0.75 mile west of Clermont Hill 1951 Comment
  POM124123  Chrysothamnus parryi subsp. nevadensis I. M. Johnston 1919-9-2 2183 Plumas Keddie, open bench about the W. Pac. Station 982 Comment
  SEINET3146295  Chrysothamnus parryi subsp. nevadensis E. K. Balls 1950-8-4 15672 Plumas 4 mi. N of Quency; Feather Rv. Exper. Stat. 1219 Comment
  CAS-BOT-BC100815  Chrysothamnus viscidiflorus subsp. viscidiflorus John Thomas Howell 1959-9-25 35022 Plumas Summit of Beckwourth Pass 1588 Comment
  CHSC97267  Chrysothamnus viscidiflorus subsp. viscidiflorus Lowell Ahart; John Dittes 2007-8-9 14431 Plumas Along the west side of the poor road, west slope of Mount Ingalls, about 6 miles (air) northwest of the north end of Lake Davis. 2551 Comment
  JEPS75245  Chrysothamnus viscidiflorus subsp. viscidiflorus John Thomas Howell 1974-6-1 34968 Plumas near Beckwourth; Sierra Valley 1478 Comment
  CHSC43236  Cinna latifolia Lowell Ahart 1987-9-22 5892 Plumas On a gravel bar, along the South Fork of the Feather River, about 1 mile east of the Feather Fork Mine, about 8 miles north-east of La Porte. 1706 Comment
  CHSC1089  Circaea alpina subsp. pacifica V. Holt 1935-9-1 Plumas Buck's Lake. 1584 Comment
  CHSC33730  Circaea alpina subsp. pacifica M. S. Taylor 1981-7-13 3999 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
  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
  CAS-BOT-BC289621  Cirsium andersonii John Thomas Howell 1926-7-24 2104 Plumas Near Pratville 1463 Comment
  UC176318  Cirsium andersonii A. A. Heller and P. B. Kennedy 1907-7-18 8881 Plumas grade between Beckwith and Red Clover Valley Comment
  CHSC107915  Cirsium arvense L. P. Janeway; Melanie Williams 2011-9-1 10715 Plumas Northern High Sierra Nevada. Plumas National Forest; along Kenzie Ravine 1.1 km east of Little Grass Valley Reservoir, 35 m upstream from Silvertip road crossing; 2.0 air km north of Goat Mountain. 1573 Comment
  CHSC53123  Cirsium arvense L. P. Janeway 1990-9-27 3853 Plumas Plumas National Forest. Along a southerly tributary to Joseph Creek about 1 1/4 mi south of Little Grizzly Creek. 1920 Comment
  CAS-BOT-BC284413  Cirsium arvense Lowell Ahart 1981-9-6 3102 Plumas 1 1/2 miles SW of Crescent Mills, Sierra Nevada 1200 Comment
  CAS-BOT-BC279955  Cirsium douglasii var. breweri John Thomas Howell 1960-7-24 35984 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  SEINET10473703  Cirsium drummondii Mary Susan Taylor, G. Rotta 1982-6-14 Taylor 4661 Plumas T27N R12E sw/nw sec 15. Antelope Lake quad. Dry mdw on n side of Indian Creek, e side of 28N03, nw corner of Antelope Lake, ca. 12 mi ne of Taylorsville. Sandy poor soil. 5000 ft. 1524 Comment
  CAS-BOT-BC280433  Cirsium ochrocentrum W. T. Parsons; T. C. Fuller 1960-7-27 4889 Plumas W side of Loyalton-Vinton Hwy just N/county line Comment
  UC1276070  Cirsium ochrocentrum var. ochrocentrum T. C. Fuller 1959-10-2 3230 Plumas 7.3 mi s Vinton (Loyalton-Vinton Rd. just n of co. line) Comment
  UCD130633  Cirsium ochrocentrum var. ochrocentrum T. C. Fuller 1959-10-2 3230 Plumas Loyalton-Vinton Road just north of county line, 7.3 miles south Vinton. Comment
  CAS-BOT-BC285837  Cirsium vulgare John Thomas Howell 1960-7-20 35711 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  CAS-BOT-BC228899  Cistanthe umbellata Lowell Ahart 1985-9-26 5182 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-BC228902  Cistanthe umbellata Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region Comment
  CHSC62570  Clarkia gracilis subsp. gracilis L. P. Janeway 1993-6-16 4394 Plumas Plumas National Forest. North side of East Branch North Fork Feather River, across from Paxton; 0.8 mi west of Hwy 89. Cutbank of beginning of dirt road off of Hwy 70. 883 Comment
  UC1071905  Clarkia mildrediae H. and M. Lewis, F. Vasek 1950-6-30 749 Plumas 5.2 mi s Yellow Creek Bridge (Hwy.24); Feather River Comment
  CAS-BOT-BC163272  Clarkia mildrediae subsp. mildrediae Anna Head 1920-6-9 s.n. Plumas Camp Rodgers, Feather River Region 701 Comment
  CAS-BOT-BC163859  Clarkia purpurea subsp. quadrivulnera John Thomas Howell; Gordon H. True 1967-7-9 43272 Plumas Meadow at Quincy 1036 Comment
  CAS-BOT-BC163860  Clarkia purpurea subsp. quadrivulnera John Thomas Howell 1962-6-17 37669 Plumas Butterfly Valley 1036 Comment
  UCD169257  Clarkia rhomboidea S. L. Welsh; N. D. Atwood 2001-6-14 28141 Plumas Roadcut, ca. 4 miles north of Beckwourth. 1481 Comment
  CAS-BOT-BC164916  Clarkia rhomboidea Clare B. Hardham 1961-6-15 7389 Plumas North of Quincy. Junction of Indian Creek and Feather River 1219 Comment
  SEINET10870533  Clarkia rhomboidea Leslie D. Gottlieb 1987-8-22 Gottlieb 8758 Plumas Specimen grown in Genetics Department greenhouse, UC Davis, Fall 1987 from seeds collected Aug 22, 1987. Rt. 70, 0.6 mile west of De Sabla Power Station, or about 5.2 to 5.7 miles south of Yellow Creek Bridge. Comment
  UC1730250  Clarkia rhomboidea L. P. Janeway 1993-6-16 4392 Plumas across [river] from Paxton (N side of East Branch North Fork Feather River; beginning of dirt road off Hwy 70 0.8 mi W of junction with Hwy 89) 883 Comment
  CHSC20828  Clarkia stellata K. R. Stern 1975-7-23 5823 Plumas NW shore of Lake Almanor. 1371 Comment
  CHSC66632  Clarkia stellata Vernon H. Oswald; Lowell Ahart 1996-7-15 8019 Plumas High Cascade Range. E side of the arm of Lake Almanor extending N from the Hwy. 36 causeway, S of the point where the road to Last Chance Campground (28N11) begins to parallel the lake. Along a jeep road paralleling the shore of the lake. 1371 Comment
  CAS-BOT-BC451747  Claytonia lanceolata M. S. Taylor 1982-5-17 4458 Plumas S side of rd 22N54, 1 air mi n of Beckwourth Peak, ca. 2 mi se of Portola. 1828 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
  SD8149  Claytonia lanceolata Mrs. R. M. Austin 1880-1 Plumas Big Meadows Comment
  CAS-BOT-BC443636  Claytonia perfoliata subsp. perfoliata Alice Eastwood 1927-6-11 14479 Plumas United States Forest Reserve. Forest Lodge, Greenville Comment
  SEINET10572738  Claytonia rubra Mary Susan Taylor 1982-5-23 Taylor 4510 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
  JEPS87647  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
  SEINET5336440  Claytonia rubra subsp. rubra D. Solari 1941-3-30 10 Plumas Sandy soil, S facing bank of Stream. 1615 Comment
  CDA15384  Collinsia parviflora G. F. Hrusa 1997-5-3 13838 A Plumas Sierra Nevada; 2.5 mi. E of Spring Garden on Hwy 70, and 0.5 m. S of Estray Ck. Comment
  CHSC60492  Collinsia parviflora L. P. Janeway 1992-5-12 4168 Plumas Plumas National Forest. North side of Lake Davis and Rd 112, ca 6 1/2 mi northwest of the road to the dam. 1780 Comment
  CHSC95072  Collinsia parviflora L. P. Janeway; B. Castro 2006-6-4 8671 Plumas Northern High Sierra Nevada. South side of Squaw Valley, 100 m north of junction with McReynolds Valley Road and Squaw Valley Road. 1684 Comment
  JEPS115866  Collinsia parviflora Lowell Ahart, John Dittes, Josephine Guardino 2009-6-14 15867 Plumas East of Forest Road 27N01Y, about 1.3 miles (air) west of Lake Almanor Dam. 1462 Comment
  SJSU14342  Collinsia parviflora N. A. Hopkins 1990-5-12 1619 Plumas near Beckwourth-Genessee Rd, 17.2 mi NW of Beckwourth 1706 Comment
  CHSC78394  Collinsia torreyi var. torreyi Vernon H. Oswald 2000-6-23 9931 Plumas La Porte Rd. 2.6 mi north of La Porte at the junction with the road to the South Fork Campgrounds at Little Grass Valley Reservoir. 1563 Comment
  CHSC43758  Collinsia torreyi var. wrightii Vernon Oswald 1983-8-4 960 Plumas Humbolt Summit, 4.5 mi n-e of Jonesville (intersection of Butte, Plumas, and Tehama Counties). 1993 Comment
  UC1026457  Collinsia torreyi var. wrightii John Thomas Howell 1951-6-28 27703 Plumas Eureka Peak 2255 Comment
  SEINET10869743  Collomia grandiflora Mary Susan Taylor 1981-7-6 Taylor 3977 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
  RSA74108  Collomia heterophylla Milo S. Baker 1952-5-27 12468 a Plumas Hiwy 24, Feather River Canyon, far below Belden, perhaps 20 mi, at drinking fountain on right side of Hwy (going down) Comment
  JEPS113433  Collomia linearis Lowell Ahart, John Dittes 2007-6-17 14160 Plumas High west bank of Red Clover Creek, about 30 yards east of County Road 111 (Beckwourth Gensee Road), about 1/4 mile east of bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis 1654 Comment
  SD7680  Collomia linearis R. M. Austin 1880-1 Plumas Big Meadows Comment
  SJSU11422  Collomia linearis J. W. Tilden 1958-6-29 1303 Plumas SW shore L Almanor 1828 Comment
  JEPS26245  Collomia linearis Joseph Andorfer Ewan 1934-8-19 8242 Plumas Dent<?>us (Blairsden) Mohawk Valley 1615 Comment
  RSA71855  Collomia linearis F. W. Peirson 1926-6-21 6783 Plumas East slope of Sierra Nevada on Humboldt Road Comment
  CHSC89281  Collomia tinctoria G. Douglas Barbe; T. C. Fuller 1982-6-15 3734 Plumas Sierra Nevada. Red Hill Summit, Plumas National Forest. 1901 Comment
  JEPS122108  Collomia tinctoria Lowell Ahart 2014-8-24 19753 Plumas Center of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. Comment
  UCD167396  Collomia tinctoria Eric LoPresti 2014-5-25 30 Plumas Plumas National Forest. Soda Springs Historic Site area. Two years post-burn. Comment
  CAS-BOT-BC157360  Comarum palustre H. E. Brown 1897-8-15 s. 642 Plumas Near Lassen Buttes 1828 Comment
  CHSC46694  Corallorhiza maculata Vernon Oswald 1983-8-17 1000 Plumas Pacific Crest Trail, ca. 2000 ft e of Humboldt Summit. 2011 Comment
  CHSC37523  Cordylanthus tenuis subsp. tenuis M. S. Taylor 1982-9-8 5117 Plumas Along rd on w side of Round Valley Reservoir, ca. 4 mi s of Greenville. 1371 Comment
  RSA755683  Cordylanthus tenuis subsp. tenuis L. Ahart, John Dittes 2009-7-15 16089 Plumas Northwest side of Forest Service Road 26N671, northeast of Forest Service Road 26N67, about 2.8 air miles southeast of Butt Valley Reservoir Dam. 1703 Comment
  UC1748349  Cordylanthus tenuis subsp. viscidus L. P. Janeway 1996-8-9 5064 Plumas about 2 mi S of Haskins Valley (on W side of Road 18 at jct. with Road 23N69); Red Mountain, eastern end 1792 Comment
  CAS-BOT-BC209430  Cornus nuttallii Lewis S. Rose 1968-6-11 68107 Plumas Butterfly Valley 4 mi. s. of Keddie 1036 Comment
  CAS-BOT-BC209438  Cornus nuttallii Mary Strong Clemens 1920-5-21 s.n. Plumas Greenville Comment
  UCR260815  Cornus nuttallii D. Finley 1998-5-2 2- 03 Plumas Sierra Nevada Mtns., Hwy 70 North, on the east side of the road, 10 road miles south of Quincy 793 Comment
  CAS-BOT-BC210299  Cornus sericea A. A. Heller; P. B. Kennedy 1907-7-13 8829 Plumas Taylorville [Taylorsville] 1080 Comment
  CAS-BOT-BC210302  Cornus sericea John Thomas Howell 1951-8-20 28205 A Plumas Near Taylorsville 1066 Comment
  CAS-BOT-BC210501  Cornus sericea subsp. occidentalis John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1968-6-11 2390 Plumas Butterfly Valley on east side Comment
  SD7622  Cornus sericea subsp. occidentalis R. M. Austin 1877-1 Plumas Mill Creek Comment
  CHSC84425  Cornus sericea subsp. sericea Lowell Ahart 2003-8-13 10505 Plumas On the west side of Hopkins Creek, about 10 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
  JEPS104102  Cornus sericea subsp. sericea Lowell Ahart 2003-8-13 10505 Plumas On the w side of Hopkins Creek, ca 10 yd south of where Hopkins Creek forks, ca 1/8 mi south of Turkey Town, ca 1 mi (air) sw of Blue Nose Mountain, ca 10 1/2 mi (air) ne of La Porte. 1524 Comment
  CAS-BOT-BC401843  Corydalis aurea subsp. aurea Margaret Williams 1966-7-14 s.n. Plumas Spring Creek, Diamond Mtn. 1859 Comment
  CHSC40915  Corydalis caseana subsp. caseana Lowell Ahart 1976-7-7 1162 Plumas By the edge of Cold Water Creek, east of the camp on Cold Water Creek, about 4 miles south of Grizzly Mtn. 1524 Comment
  CHSC54482  Corydalis caseana subsp. caseana Vernon H. Oswald; Lowell Ahart 1991-7-30 4783 Plumas Humbug Rd at Grizzly Creek, 5.2 miles (odometer) northeast of Humbug Summit (between Humbug Summit and Humbug Valley). 1777 Comment
  POM106659  Corylus cornuta var. californica Marcus E. Jones 1897-7-9 s.n. Plumas On road from Prattville to Chico. 915 Comment
  RSA312453  Crassula aquatica Malcolm A. Nobs, S. Galen Smith 1949-8-18 1374 Plumas Last Chance Marshes at north end of Lake Almanor, just south of Chester. Comment
  CAS-BOT-BC290455  Crepis acuminata Anna Head 1921-7-9 s.n. Plumas Grassy L. Feather River Region 1920 Comment
  CDA17294  Crepis acuminata G. F. Hrusa, S. Gaimari, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16322 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
  JEPS22860  Crepis acuminata E. Sawyer 1935-7-1 270 Plumas 0.6 mi ne Chases; Plumas National Forest, Downieville Quadrangle Comment
  RSA755686  Crepis acuminata L. Ahart, John Dittes 2009-7-15 16098 Plumas East of the power line on the south side of Forest Service Road 26N22, about 2.3 air miles southeast of Butt Valley Reservoir Dam. 1518 Comment
  JEPS55230  Crepis acuminata Lewis S. Rose 1967-7-10 67146 Plumas 1 mi s Keddie; Butterfly Creek and Spanish Creek 883 Comment
  CHSC34903  Crepis bakeri M. S. Taylor 1981-6-3 3855 Plumas Jct of Beckwourth-Milford Rd and Squaw Valley Rd, in Squaw Valley, ca. 11 mi n of Beckwourth. 1706 Comment
  CHSC97153  Crepis intermedia Lowell Ahart; John Dittes, Josephine Guardino 2007-6-8 13988 Plumas East side of an open rocky flat, about 50 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis. 1965 Comment
  CAS-BOT-BC291558  Crepis intermedia Lewis S. Rose 1967-7-10 67146 Plumas 1 mi. s of Keddie, Butterfly Creek and Spanish Creek 883 Comment
  CAS-BOT-BC291600  Crepis monticola Frank W. Peirson 1926-6-22 6829 Plumas Drakesbad, Lassen National Park Comment
  UC567188  Crepis occidentalis subsp. occidentalis E. Sawyer 1935-6-4 63 Plumas 3 3/4 mi se Beckwith Butte; Sierraville Quadrangle 1493 Comment
  CAS-BOT-BC290786  Crepis occidentalis subsp. occidentalis Elizabeth McClintock; Wayne Roderick 1968-5-19 s.n. Plumas East of Beckwourth 1524 Comment
  CAS-BOT-BC376473  Crepis pleurocarpa John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-25 54307 Plumas East side of Indian Valley just north of Taylorsville 1112 Comment
  CHSC108710  Crepis pleurocarpa B. Castro; L. P. Janeway 2001-7-22 1351 Plumas N. Sierra Nevada High. Between Frenchman Hill and the NW end of Red Mtn, on a low peak along ridge. In open rocky areas up from road (the western extension of USFS Rd 23N69). 1798 Comment
  CHSC34910  Crepis pleurocarpa M. S. Taylor 1981-7-21 4083 Plumas NE corner of jct of 25N42 and 401, e and above Squirrel Creek, ca. 3 air mi n of Spring Garden. 1371 Comment
  UCD107439  Crepis pleurocarpa Tim Kuhn 2006-7-8 17 Plumas Southwest of Lake Davis. Comment
  SEINET10474587  Crepis pleurocarpa Mary Susan Taylor 1981-7-21 Taylor 4083 Plumas T24N R11E east center sec 19, Spring Garden quad. NE corner of jct of 25N42 and 401, above Squirrel Creek, ca. 3 air mi N of Spring Garden; Yellow Pine Forest dry woods; 4500 ft elev. 1372 Comment
  UC346538  Crepis pleurocarpa E. B. Babcock and M. Navashin 1928-6-23 180 Plumas nr. hwy about 5 mi w Blairsden Comment
  CHSC33923  Croton setiger M. S. Taylor; M. Foster 1981-8-13 4174 Plumas S end of Greenville, w side of Hwy 89, roadside. 1158 Comment
  CDA32032  Crypsis alopecuroides L. Ahart, J. Dittes 2009-9-7 16391 Plumas Below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam. Comment
  UC1100184  Crypsis vaginiflora Malcolm A. Nobs and S. Galen Smith 1949-8-19 1408 Plumas ca 2 mi s Greenville; Indian Valley Comment
  CHSC89810  Cryptantha affinis G. Douglas Barbe; T. C. Fuller, J. T. Howell 1981-6-24 3235 Plumas Sierra Nevada. 0.2 mile south of junction, Mt. Hough-Crystal Lake Road with China Grade Road (road to Taylorsville). 1737 Comment
  CHSC99808  Cryptantha affinis Lowell Ahart 2008-7-9 15053 Plumas Basalt area, bare area near mined basalt, about 20 yards north of the dirt road, about 1/4 mile east of the Feather Fork Mine, road is east of the main road and will take you east to the paved County Road, about 6 miles (air) northeast of La Porte. 1686 Comment
  SEINET12514810  Cryptantha affinis T. S. Brandegee 1892-7-4 s.n. Plumas Prattville. Comment
  UC1552752  Cryptantha affinis Frederica Bowcutt 1985-6-6 538 Plumas about 15 air mi ne Quincy (0.2 mi se of Drum Bridge, immed n of Red Clover Creek and Beckwourth Genesee Road); Plumas National Forest Comment
  CDA14143  Cryptantha torreyana G. F. Hrusa 1997-5-3 13833 Plumas Sierra Nevada; E side of Rattlesnake Creek creekbed, S of Hwy 70 approx. 15 mi. E of Quincy. Comment
  HSC3590  Cryptantha torreyana L. S. Rose 1967-7-11 67157 Plumas Mt. Hough Rd., 2 mi. NE of Quincy Jct. 1220 Comment
  JEPS67882  Cryptantha torreyana W. I. Follett 1937-6-25 99 Plumas Rich Gulch 1173 Comment
  RSA189340  Cryptantha torreyana L. S. Rose 1967-7-11 67157 Plumas Mt. Hough Road, 2 miles NE of Quincy Junction. 1220 Comment
  CHSC97551  Cryptantha watsonii Lowell Ahart; John Dittes 2007-6-17 14197 Plumas Gravel bar along Red Clover Creek, about 30 yards east of County Road 111 (Beckwourth Gensee Road), about 1/4 mile east of bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1654 Comment
  JEPS102435  Cryptogramma acrostichoides Lowell Ahart 2001-7-11 8894 Plumas Large outcrop SW of Homer Lake, west of the trail to Homer Lake, about 5 1/2 miles (air) north of Greenville. 2042 Comment
  SD27412  Cryptogramma acrostichoides Mrs. R. M. Austin 1879-1 Plumas Comment
  CAS-BOT-BC80528  Cupressus bakeri C. R. Quick; H. F. Wilcox 1962-10-1 62 -1 Plumas 1 1/2 mi. w. of Wheeler Peak 1996 Comment
  RSA715679  Cupressus bakeri L. Ahart, Josephine Guardino, John Dittes 2005-8-10 12325 Plumas On the east side of Forest Road 27N34, about 1/2 mile south of Wilcox Valley, about 3/4 mile northeast of Eisenheimer Peak. 2022 Comment
  SEINET10531423  Cupressus bakeri Mary Susan Taylor, M. Foster 1981-8-13 Taylor 4175 Plumas T26N R11E ne 1/4 sec 23. Genesse Valley quad. Open sagebrush area on top of hill N & NE side of W flank of Wheeler Peak Ridge, ca. 5 air mi N of Genesse. 6500 ft. 1981 Comment
  CDA41303  Cuscuta californica G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-26 3376 Plumas S end of Walker Plains, 0.4 mile northwest of Buckeye. 1524 Comment
  CHSC46700  Cuscuta californica var. breviflora V. Oswald; L. Ahart 1989-8-23 3949 Plumas Lost Lake, ca. 2 mi (air) nnw of Humbug Summit. 1950 Comment
  CHSC84361  Cuscuta californica var. breviflora Lowell Ahart 2003-9-7 10563 Plumas On the east side of the dirt road, about 50 yards southeast of the Pacific Crest Trail, on Bunker Hill Ridge, about 1 mile (air) southeast of Pilot Peak, about 9 miles (air) northeast of La Porte. 2038 Comment
  JEPS114800  Cuscuta californica var. breviflora Lowell Ahart 2008-8-13 15190 Plumas On the north side of Kenzie Ravine, on the east side of the road, about 1/2 mile east of Little Grass Valley Reservoir, about 4 miles (air) northeast of La Porte 1598 Comment
  CHSC63457  Cuscuta californica var. californica Lowell Ahart 1994-7-22 7506 Plumas Southside of the Pacific Crest Trail, north of Mount Etna. 1981 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
  CHSC21125  Cycladenia humilis var. humilis F. T. Griggs; A. Pass 1975-7-2 26 Plumas Bucks Lake. East of road. Comment
  SD7704  Cycladenia humilis var. humilis R. M. Austin 1880-1 Plumas Big Meadows Comment
  SD7703  Cycladenia humilis var. humilis R. M. Austin 1880-1 Plumas Dutch Hill Comment
  UCD144320  Cynoglossum occidentale G. F. Hrusa; T. D. Wilfred 1996-8-1 13412 Plumas Approximately 1/4 mile south of intersection of USFS 24n42 and 24N66, approx. 1 mile south of Brady's Camp, Plumas National Forest. 1880 Comment
  CAS-BOT-BC114544  Cyperus eragrostis Isabel McCracken 1936-9-8 s.n. Plumas Twin Lakes, Kit Carson Pass. Comment
  SEINET7582372 Image available Cyperus niger Isabel McCracken 1936-9-8 s.n. Plumas Twin Lakes, Kit Carson Pass. Comment
  CHSC117631  Cyperus squarrosus Lowell Ahart 2016-8-30 21329 Plumas On the west side of the pond, about 100 yards west of the Pacific Crest Trail on Bunker Hill Ridge, about 1 1/2 miles (air) southeast of Pilot Peak. 2044 Comment
  CAS-BOT-BC114055  Cyperus squarrosus John Thomas Howell 1960-7-21 35813 Plumas Moist open slope near Terminal Geyser. 1828 Comment
  CHSC10611  Cystopteris fragilis Lowell Ahart 1970-6-25 57 Plumas 6 miles NW of La Porte. 1828 Comment
  SD19364  Cystopteris fragilis Mrs. R. M. Austin 1880-1 Plumas Big Meadows Comment
  UCD107485  Dactylis glomerata Tim Kuhn 2006-7-8 31 Plumas Southwest of Lake Davis. Comment
  CAS-BOT-BC445530  Damasonium californicum W. Harnach; N. Harnach 1989-6-29 195 Plumas Sierra Valley. Marble lane. 1487 Comment
  CAS-BOT-BC189660  Danthonia californica Anna Head 1921-7-1 s.n. Plumas Feather River Region. Lake Center Camp. Comment
  POM364999  Danthonia californica var. americana A. A. Beetle 1941-6-28 2772 Plumas west side of Lake Almanor 1829 Comment
  CHSC91832  Danthonia unispicata G. Douglas Barbe; T. C. Fuller, J. T. Howell 1981-6-23 3136 Plumas Sierra Nevada. 3.25 mi west of Round Valley Reservoir Dam; 0.25 mi east of jct with road to Canyon Dam (i.e. south arm of Lake Almanor). 1633 Comment
  UCD61325  Danthonia unispicata Beecher Crampton 1954-5-10 1867 Plumas 1 mile west of Portola, Hwy. 24. 1472 Comment
  UCD61354  Danthonia unispicata G. Douglas Barbe; T. C. Fuller 1982-6-17 3852 Plumas East shore Frenchman Lake; Crystal Fishing Access. 1706 Comment
  CAS-BOT-BC76204  Darlingtonia californica Mary Strong Clemens 1920-6-22 s.n. Plumas Quincy. Comment
  RSA599868  Darlingtonia californica Louis C. Wheeler 1959-7-16 7574 Plumas Butterfly Valley. Comment
  SEINET8693220  Delphinium W. Harnach, N. Harnach 2006-5-29 1228 Plumas 0.5 mile S of Hwy 70 on A-23, W at R/R crossing, then 1.5 miles W along road. 1512 Comment
  SJSU14231  Delphinium andersonii N. A. Hopkins 1989-5-16 1492 Plumas by Marble Hot Springs Rd, Sierra Valley 1524 Comment
  CHSC21303  Delphinium depauperatum F. T. Griggs; A. Pass 1975-7-8 113 Plumas Buck's Lake. Comment
  CAS-BOT-BC8781  Delphinium gracilentum Ella D. Cantelow 1942-5-11 3607 Plumas 3 miles west of Belden, Feather River Canyon Comment
  CAS-BOT-BC9825  Delphinium nudicaule Mrs. H. C. Cantelow 1940-5-11 4267 Plumas W of Meadow Valley Inn Comment
  CAS-BOT-BC9859  Delphinium nudicaule Walter Knight; Irja Knight; John Thomas Howell; Gordon H. True 1967-6-12 1940 Plumas Mouth of Butterfly Creek. Butterfly Botanical Area 883 Comment
  UCD95881  Delphinium nudicaule Dean Dubbe 1974-4-26 6 -4 Plumas Feather River Canyon, 5 miles south of Belden on State Highway 70. 670 Comment
  CAS-BOT-BC116097  Delphinium nuttallianum J. T. Howell; Gordon H. True 1967-7-11 43325 Plumas Coniferous forest about 3 miles southeast of Mt. Hough 1706 Comment
  CAS-BOT-BC116102  Delphinium nuttallianum Mrs. H. C. Cantelow 1939-5-20 2559 Plumas Meadow Valley Comment
  CAS-BOT-BC8913  Delphinium nuttallianum Mrs. H. C. Cantelow 1939-5-20 s.n. Plumas Meadow Valley Comment
  CDA14000  Delphinium nuttallianum G. F. Hrusa, T. D. Wilfred 1997-6-26 13917 Plumas Sierra Nevada; Seasonally moist, now +- dry, flats about Brady's Camp. Pine Creek Valley, ~ 1/2 mi. NE Argentine Rock. Occasional in mostly open sites, flowers dark purple. Root attachment narrow. Comment
  CHSC75525  Delphinium nuttallianum G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-23 3140 Plumas 3.25 miles west of Round Valley Reservoir dam, 0.25 mile east of junction with road to Canyon Dam, south arm of Lake Almanor. 1633 Comment
  CHSC87629  Delphinium nuttallianum Lowell Ahart; Josephine Guardino 2004-5-24 10939 Plumas On the east side of a logging road, about 200 yards south of a good dirt forest road, about 1/2 mile west of Squirrel Creek, about 1/8 mile north of the railroad, Greenhorn Creek, and Highway 70, about 7 miles (air) southeast of Quincy. 1224 Comment
  CAS-BOT-BC116122  Delphinium nuttallianum Lowell Ahart 1989-7-2 6357 Plumas North of where the dirt road forks, the south fork leads to the Lookout on Pilot Peak, about 2103 Comment
  HSC27048  Delphinium nuttallianum John Pratt 1970-6-30 59 Plumas Humboldt Summit Comment
  RSA95439  Delphinium nuttallianum J. T. Howell 1951-6-28 27698 Plumas Eureka Peak. 1982 Comment
  UC118542  Delphinium nuttallianum Mrs. R. M. Austin 1880-1 Plumas Big Meadows Comment
  CAS-BOT-BC121741  Delphinium patens subsp. patens Mrs. H. C. Cantelow 1940-5-11 4267 Plumas 1 mi. W of Meadow Valley Inn Comment
  SEINET3143875  Deschampsia cespitosa E. K. Balls 1950-9-1 15599 Plumas E Long Lake, at foot of meadow leading to 2 smaller lakes 2103 Comment
  SJSU11271  Deschampsia cespitosa S. H. Casey 1980-6-18 1163 Plumas Butterfly Valley c. 3 mi W of Keddie 1066 Comment
  UCD61136  Deschampsia cespitosa L. Whitney 1933-8-7 Plumas Slate Cr. 1920 Comment
  CAS-BOT-BC192446  Deschampsia cespitosa subsp. cespitosa John Thomas Howell 1959-9-24 34897 Plumas Greenville 1097 Comment
  CHSC96058  Deschampsia cespitosa subsp. cespitosa L. P. Janeway; B. Castro 2006-9-9 8881 Plumas High Cascade Range. West shore of Jedidian Colter Lake (between Blue Lake and North Arm Rice Creek). 1981 Comment
  RSA718527  Deschampsia cespitosa subsp. cespitosa L. P. Janeway, B. Castro 2006-9-9 8881 Plumas West shore of Jedidiah Colter Lake ( between Blue Lake and North Arm Rice Creek) High Cascade Range. 1981 Comment
  UC1131410  Deschampsia cespitosa subsp. cespitosa Beryl O. Schreiber 1938-7-9 2523 Plumas 1 mi. e. Meadow Valley; Plumas Nat'l Forest, Bidwell Bar Quad. 1066 Comment
  CAS-BOT-BC198158  Deschampsia danthonioides A. A. Beetle 1941-6-28 2767 Plumas West side of Lake Almanor 1828 Comment
  JEPS115987  Deschampsia danthonioides Lowell Ahart, John Dittes, Josephine Guardino 2009-6-15 15897 Plumas About 200 yards northwest of Lake Almanor Dam, depressions in mined over area 1421 Comment
  OBI2939  Deschampsia danthonioides Lewis S. Rose 1968-6-10 68083 Plumas Quincy 1036 Comment
  CAS-BOT-BC198150  Deschampsia danthonioides John Thomas Howell 1959-9-22 34875 Plumas Lassen Park Ranger Staton on road from Chester to Drakesbad 1676 Comment
  SEINET10933459  Deschampsia danthonioides Lawrence P. Janeway 1989-1 Janeway 3462 Plumas Crocker Mtn. quad T24N, R14E, NE1/4 of sec. 10. Near to Lava Spring, just off the NE side of Red Clover Valley. 1737 Comment
  CAS-BOT-BC201888  Deschampsia elongata A. A. Beetle 1941-6-28 2771 Plumas West side of Lake Almanor Comment
  CHSC97110  Deschampsia elongata Lowell Ahart; Josephine Guardino 2007-7-21 14382 Plumas Sides of a small drying stream, about 60 yards south of the Beckwourth Taylorsville Road, south of the intersection with Forest Road 25N41Y, about 2 1/4 miles (air) northwest of the most northwest part of Lake Davis. 1799 Comment
  SACT000933  Deschampsia elongata Michael Baad 1976-8-7 Plumas From 1 mile west of trailhead to Bear Lake to railhead along road to Rubicon Springs from Lake Tahoe. Red fir, lodge pole pine, western white pine. 2011.0 Comment
  CDA15911  Descurainia incisa subsp. incisa B. Smith, G. F. Hrusa 1996-7-16 s.n. Plumas Plumas National Forest; above upper Bull Run Creek off USFS 23N12E. Comment
  CDA24792  Descurainia incisa subsp. incisa L. Ahart, J. Dittes, J Guardino, Robert A. Schlising 2004-7-3 11164 Plumas On the north side of a forest road, about 1/4 mile north of Taylor Rock, about 1 mile (air) southwest of Grizzly Peak, about 5 miles (air) south of Taylorsville, about 8 miles (air) northeast of Quincy. Comment
  CAS-BOT-BC43083  Descurainia longipedicellata John Thomas Howell 1962-6-18 37813 Plumas Sierra Nevada. Sierra Valley 5 miles south of Beckwourth. 1493 Comment
  CAS-BOT-BC43271  Descurainia pinnata subsp. glabra M. S. Taylor 1982-9-13 5128 Plumas Ramelli Ranch, at junction of Grizzly Creek and Feather River, ca. 2 miles west of Beckwourth. 1487 Comment
  CHSC112535  Descurainia pinnata subsp. intermedia B. Castro; L. P. Janeway 2009-6-7 1793 Plumas Upper Feather River Water Balance Study: Thompson Creek. Northern High Sierra Nevada. NW side of lower Thompson Valley 1.25 mi N of the mouth of McReynolds Creek at Red Clover Creek. W side of Thompson Creek, ca 500 ft WSW of small rock dam, where valley meets open Ponderosa-Jeffrey pine forest. 1676 Comment
  CAS-BOT-BC43504  Descurainia sophia John Thomas Howell 1975-7-22 s.n. Plumas Sierra Nevada. Quincy. 1036 Comment
  UC855120  Dicentra formosa Herbert A. Thomas 1936-6-4 87 Plumas Meadow Valley Creek; near creek fork on road to Camp Califorest 1158 Comment
  UCD95068  Dicentra formosa subsp. formosa Dean Ahrenholz 1964-5-16 23 Plumas Feather River Canyon, U.S. Highway 40A. Comment
  CAS-BOT-BC402604  Dicentra uniflora Mary Strong Clemens 1920-5-28 s.n. Plumas Crystal Lake Comment
  SEINET241787 Image available Dichanthelium acuminatum var. fasciculatum Beecher Crampton 1964-8-25 7157 c Plumas Lassen NP ; Devils Kitchen, Hot Springs Creek Canyon, 1.5 miles W. of Drakesbad. 1859 Comment
  CAS-BOT-BC483631  Dichelostemma capitatum H. C. Cantelow 1940-5-10 s.n. Plumas 2 1/2 miles west of Busks Lake Comment
  UC333374  Dichelostemma multiflorum unknown Jun 1889 Plumas Mohawk Valley Comment
  CAS-BOT-BC502702  Dichelostemma multiflorum Catherine Best 1984-6-19 996 Plumas On A15 about 2 miles east of Hwy. 89 Comment
  UC354486  Dichelostemma multiflorum David D. Keck 1928-6-15 440 Plumas 1.5 mi w Blairsden (on the Blairsden-Quincy highway) 1371 Comment
  UCD139255  Dichelostemma multiflorum E. W. Jameson 1949-6-12 s.n. Plumas 6 miles north of Keddie. 1371 Comment
  SD64331  Dieteria canescens Darley F. Howe 1966-8-24 Plumas Northeast of Lake Almanor. 1675 Comment
  UC774939  Dieteria canescens var. shastensis Carl B. Wolf 1937-9-5 9291 Plumas Lake Almanor to Westwood (at Lassen Co. Line, Prop. No. 3053); Northern Sierra Nevada, Lake Almanor to Westwood at Lassen C 1463 Comment
  CAS-BOT-BC153617  Diplacus John Thomas Howell 1967-6-23 42726 Plumas 3.5 miles east of Rich Bar, East Branch Feather River Comment
  CAS-BOT-BC150484  Diplacus grandiflorus Henry A. Kloppenburg 1928-5-19 432 Plumas Plumas National Forest, Belden 701 Comment
  SEINET8733129 Image available Diplacus grandiflorus Helen K. Sharsmith 1955-1 4525 Plumas East Branch of North Fork of Feather River, near Pulga. Altitude ca. 2000 feet. 610 Comment
  CHSC42037  Diplacus mephiticus Lowell Ahart 1986-7-25 5379 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
  RSA0037138  Diplacus mephiticus L. P. Janeway 2014-7-30 11566 Plumas Northern High Sierra Nevada. Plumas National Forest; 2.3 air-mi north 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
  CAS-BOT-BC151699  Diplacus torreyi Mary Strong Clemens 1920-6-18 s.n. Plumas Lake Almanor Comment
  UC336520  Disporum hookeri unknown Plumas Indian Valley Comment
  UCD64585  Distichlis spicata R. Tofsrud 1947-7-1 216 Plumas Near Vinton. Comment
  JEPS125925  Downingia bacigalupii D. W. Taylor 2001-6-20 17800 Plumas Ridge dividing Middle Creek from Indian Creek, about 2.5 air miles SSW of Antelope Lake dam. Comment
  POM68155  Downingia bacigalupii Marcus E. Jones 1897-7-3 s.n. Plumas Prattville. 1372 Comment
  SBBG29846  Downingia bacigalupii F. W. Peirson 1926-6-21 6802 Plumas ca. 0.5 mi back from N shore of Lake Almanor Comment
  UC416600  Downingia bacigalupii unknown 1892-7-4 Plumas Prattville Comment
  UC614875  Downingia bacigalupii Beryl O. Schreiber 1932-7-19 462 Plumas near Prattville Comment
  UC579512  Downingia bicornuta var. bicornuta E. Sawyer 1935-6-11 98 Plumas 4.75 mi se East Butte, Sierra County 1493 Comment
  CDA24829  Draba verna J. Budaj 1969-4-9 Plumas In horse paddock areas, county fairgrounds, Quincy. 0 Comment
  CHSC21076  Draperia systyla F. T. Griggs; A. Pass 1975-7-2 64 Plumas Bucks Lake Forest Service Survey. North of Grizzly Forebay. Comment
  UC1124248  Draperia systyla F. W. Embree 1934-6-6 72 Plumas South slope of Bucks Mountain; Plumas National Forest, Bidwell Bar Quad. 1524 Comment
  UC170942  Drosera rotundifolia H. M. Hall 1912-6-26 9277 Plumas Butterfly Valley Sierra Nevada Mountains 1097 Comment
  UCD119084  Drosera rotundifolia Barry Rice 21Jul 2011 BR 110712 Plumas location unknown. 1590 Comment
  RSA0011664  Drosera rotundifolia R. F. Thorne, Larry E. DeBuhr, C. W. Tilforth, K. Thorne 1972-9-20 42349 Plumas Butterfly Valley Botanic Area: Partly in Plumas Nat'l Forest; near Darlingtonia Bog. 1174 Comment
  RSA0055038  Drosera rotundifolia Anonymous s.n. Plumas [Unspecified] Comment
  CAS-BOT-BC159677  Drymocallis glandulosa Lloyd W. Swift 1932-7-17 61 Plumas Oats Meadow, Grass Valley - Plumas National Forest 1524 Comment
  CAS-BOT-BC159583  Drymocallis glandulosa var. glandulosa John Thomas Howell 1961-6-21 36628 Plumas Greenville - Sierra Nevada 1097 Comment
  JEPS48881  Drymocallis lactea var. austiniae Esther C. Fritz 1933-7-14 Plumas n Faculty tents (Camp Califorest, near Schneider Meadow fence); near Schneider Meadow fence, Camp Califorest Comment
  CHSC58529  Dulichium arundinaceum Vernon H. Oswald; Lowell Ahart, Linnea Hanson, Lawrence Janeway 1992-7-1 5037 Plumas Grass Lake located just W of Lakes Basin Campground, ca. 5 mi (air) SSW of Graeagle via Gold Lake Forest Hwy. (County Rd. 519). 1926 Comment
  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
  CHSC113877  Elatine Lowell Ahart 2014-8-26 19764 Plumas South side of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. 1533 Comment
  JEPS120772  Elatine Lowell Ahart 2013-9-11 19023 -W Plumas Strand of Antelope Lake, where Boulder Creek enters the lake, about 15 air miles NE of Taylorsville. Comment
  CHSC112617  Elatine ambigua Lowell Ahart 2013-9-11 19023 AL: Plumas On strand of Antelope Lake, where Boulder Creek enters the lake, Antelope Lake, about 15 miles (air) northeast of Taylorsville. 1549 Comment
  UC1561212  Elatine brachysperma Barbara Ertter 1988-10-21 8001 a Plumas 1.5 mi e Chester (e end of causway, on hwy 36, s of rd); Lake Almanor Comment
  UCD20194  Elatine californica R. Yeo 1971-7-19 s.n. Plumas Lake Davis, near Portola. Comment
  JEPS103527  Eleocharis acicularis Lowell Ahart 2002-7-2 9833 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
  RSA32329  Eleocharis acicularis var. acicularis Clarence R. Quick 1945-7-20 4568 Plumas U.S.F.S. fenced pasture, Deane s Valley, southeast of Meadow Valley Comment
  CAS-BOT-BC113498  Eleocharis bella Thomas H. Kearney 1944-8-14 16 a Plumas Near Prattville, Lake Almanor. Comment
  CAS-BOT-BC113512  Eleocharis bella John Thomas Howell; Gordon H. True 1967-7-9 43266 Plumas Meadow at Quincy 1036 Comment
  CHSC102751  Eleocharis bella Lowell Ahart; John Dittes, Josephine Guardino 2009-7-22 16153 Plumas Meadow on the west side of Forest Service Road 27N92K, east side of Long Valley, about 3.5 miles (air) west-southwest of Greenville, about 5.2 miles (air) southeast of Lake Almanor Dam. 1606 Comment
  UC1133524  Eleocharis bella E. Sawyer 1935-6-27 207 Plumas 1524 Comment
  CHSC100845  Eleocharis decumbens B. Castro; L. P. Janeway 2005-9-11 1517 Plumas Ca 5 air mi N of Bucks Lake and 2.5 mi S of Highway 70 and the Feather River Cyn, just N of Three Lakes. Ca 0.8 mi E of the Three Lakes trailhead, along the Pacific Crest Trail. At N edge of wide flat open fen in the middle of the Grassy Lakes. 1895 Comment
  CAS-BOT-BC113381  Eleocharis engelmannii Robert J. Weatherby 1950-7-28 1490 Plumas North edge of Taylorsville 1066 Comment
  SEINET199877  Eleocharis engelmannii Malcolm A. Nobs, S. Galen Smith 1949-8-18 1356 Plumas At the south end of Lake Almanor. Comment
  CAS-BOT-BC113397  Eleocharis engelmannii var. detonsa John Thomas Howell 1951-8-20 28212 Plumas Genessee 1127 Comment
  CAS-BOT-BC113108  Eleocharis obtusa Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1453 Plumas In bed of Spanish Creek near confluence of Butterfly Creek. 883 Comment
  CAS-BOT-BC113156  Eleocharis palustris Thomas H. Kearney 1944-8-14 19 Plumas Near Prattville, Lake Almanor. Comment
  CAS-BOT-BC112053  Eleocharis quinqueflora John Thomas Howell 1960-7-19 35662 Plumas Drakesbad, moist soil near hot springs. 1828 Comment
  CHSC68448  Eleocharis quinqueflora L. P. Janeway 1984-9-1 1138 Plumas On the Sierra Crest, near northwest-draining channel. 2164 Comment
  CHSC92823  Eleocharis quinqueflora Lowell Ahart; Josephine Guardino 2005-8-10 12322 A Plumas Bog in a small meadow, a small branch of Lights Creek, east side of Forest Road 27N54, about 5 1/2 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1821 Comment
  UC1586454  Eleocharis suksdorfiana Vernon H. Oswald and Lowell Ahart 1991-7-30 4793 Plumas 12 air mi S of Chester (Big Springs, within fenced enclosure; 6 air mi ENE of Humbug Summit); Humbug Valley, W side 1310 Comment
  CAS-BOT-BC112045  Eleocharis torticulmis Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1672 Plumas In Sweetwater Meadow. 1127 Comment
  CHSC78474  Eleocharis torticulmis Jim Battagin 2000-6-17 Plumas Butterfly Valley Botanical Area. By little creek in north endof Pond Meadow. 1164 Comment
  CAS-BOT-BC203835  Elymus X hansenii John Thomas Howell 1960-7-18 35597 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  UC1132956  Elymus X hansenii A. Hormay 1932-6-11 24 Plumas 10 mi se Quincy; Downieville Quadrangle Comment
  CAS-BOT-BC227597  Elymus elymoides Gladys L. Smith 1959-6-20 1254 Plumas At Plumas - Sierra county line on Gold Lake to Feather River route 1828 Comment
  CHSC63208  Elymus elymoides subsp. californicus Lowell Ahart 1994-6-29 7405 Plumas North of a poor logging road, about 1/2 mile south of Bucks Lake. 1828 Comment
  RSA699708  Elymus elymoides subsp. californicus L. Ahart, John Dittes, Josephine Guardino, Robert A. Schlising 2004-7-3 11162 Plumas on the north side of a forest road, about 1/4 mile north of Taylor rock, about 1 mile (air) southwest of Grizzly Peak, about 5 miles (air) south of Taylorsville, about 8 miles (air) northeast of Quincy Comment
  CHSC24266  Elymus glaucus K. R. Stern 1975-7-24 Plumas SW side of Lake Almanor. Comment
  UCD62325  Elymus glaucus John Thomas Howell 20-23 Jun 1977 52414 Plumas On the peninsula of Lake Almanor. 1371 Comment
  CAS-BOT-BC206501  Elymus glaucus subsp. glaucus Clare B. Hardham 1978-8-11 21765 Plumas In volcanic area about 5 miles southeast of Thompson Peak Comment
  CAS-BOT-BC206517  Elymus glaucus subsp. glaucus John Thomas Howell; Gordon H. True; Walter Knight; Irja Knight 1967-7-10 2213 Plumas Mouth of Butterfly Creek - Butterfly Botanical Area and Vicinity 883 Comment
  CAS-BOT-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
  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
  OBI21785  Elymus trachycaulus Lewis S. Rose 1968-6-10 68095 Plumas Quincy 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
  CHSC112560  Elymus trachycaulus subsp. subsecundus B. Castro; L. P. Janeway 2009-8-29 1800 Cq8/29 Plumas Northern High Sierra Nevada. At eastern end of Red Mountain, 0.13 mi S of the Buckhorn survey monument; 0.2 mi upslope of the jcn of USFS Rd 23N69 and Rd 23N36Y (to Martin Mine). 1926 Comment
  JEPS121765  Elymus trachycaulus subsp. subsecundus B. Castro and L. P. Janeway 2009-8-29 1800 C Plumas Northern High Sierra Nevada. At eastern end of Red Mountain, 0.13 mi S of the Buckhorn survey monument; 0.2 mi upslope of the jcn of USFS Rd 23N69 and Rd 23N36Y ( to Martin Mine). Comment
  CHSC66655  Elymus trachycaulus subsp. trachycaulus Vernon H. Oswald; Lowell Ahart 1996-7-15 8038 Plumas High Cascade Range. E side of Last Chance Marsh at the N end of Lake Almanor, ca. 1.4 mi S of Last Chance Campground at the streams and meadow extending E from the road. On the edge of the road crossing the meadow. 1371 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
  SEINET7292780 Image available Elysitanion hansenii John Thomas Howell 1977-1 52415 Plumas Sierra Nevada; Peninsula of Lake Almanor 1372 Comment
  CDA12143  Elytrigia intermedia subsp. barbulata G. F. Hrusa, J. Dinsdale 1989-6-25 7191 Plumas Sierra Nevada; Bucks lake north shore. Comment
  UC1134413  Ephedra viridis C. W. Hanks 1934-8-14 51 Plumas ne <end> Sierra Valley; Sierraville Quad., Plumas National Forest Comment
  CAS-BOT-BC165924  Epilobium John Thomas Howell; H. Keith Wagnon 1980-5-26 53600 Plumas Near Rich Bar, East Branch of Feather River North Fork 762 Comment
  CHSC97508  Epilobium brachycarpum Lowell Ahart; John Dittes 2007-6-16 14144 Plumas West of a small stream, about 200 yards south of County Road 111 (Beckwourth Genesee Road), 20 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1647 Comment
  SEINET12194588  Epilobium brevistylum L. Ahart, Ahart, P. 1985-1 5183 Plumas ca 4.5 mi NE of La Porte, Little Grass Valley Reservoir, where South Fork of Feather River flows in 1585 Comment
  CAS-BOT-BC171708  Epilobium canum subsp. latifolium Lewis S. Rose 1932-9-6 32631 Plumas Wade Lake 1981 Comment
  CAS-BOT-BC171720  Epilobium canum subsp. latifolium A. R. Kruckeberg 1951-9-2 2898 Plumas Below summit of Lakes Basin Road, in dry wash. Comment
  CDA42423  Epilobium canum subsp. latifolium D. G. Kelch 2012-9-19 12 .375 Plumas Route 70 at North Fork of Feather River; 500 m south of turn-off to Pulga. Comment
  RSA87538  Epilobium canum subsp. latifolium Arthur R. Kruckeberg 1951-9-2 2898 Plumas Below summit of Lakes Basin Road Comment
  UCD105461  Epilobium canum subsp. latifolium F. H. Bolster 1912-9-1 9 Plumas Feather River Canyon. 762 Comment
  CHSC112597  Epilobium ciliatum subsp. ciliatum Lowell Ahart 2013-9-11 19031 Plumas Gravel bar on the west side of Chips Creek, about 20 yards south of Highway 70, about one mile southwest of Belden. 676 Comment
  JEPS103374  Epilobium ciliatum subsp. ciliatum Lowell Ahart 2002-7-2 9823 Plumas In a logged over area on the S side of Forest Road 22N94, E 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. 1606 Comment
  CHSC65343  Epilobium ciliatum subsp. glandulosum Lowell Ahart 1995-10-1 7650 Plumas On the bottom of a pond, (reservoir dam washed out), Onion Valley, east of Quincy La Porte Road, about 1 mile north-west of Pilot Peak. 1828 Comment
  JEPS107495  Epilobium ciliatum subsp. glandulosum Lowell Ahart, John Dittes 2005-9-19 12388 Plumas Below the high water line of Taylor Lake, on the east side of Taylor Lake, about 6 miles (air) southwest of Antelope lake 2080 Comment
  CHSC117615  Epilobium glaberrimum subsp. glaberrimum L. P. Janeway 2016-8-16 12156 Plumas Northern High Sierra Nevada. Plumas National Forest; along Road 23N10 0.3 km north-northwest of bridge across Hopkins Creek; between Pilot Peak and Blue Nose Mtn. 1737 Comment
  JEPS102619  Epilobium glaberrimum subsp. glaberrimum Lowell Ahart 2001-7-19 8943 Plumas On the banks of Hopkins Creek, about 100 yards SW of the East Branch of Hopkins Creek, about 1/2 mile (air) south of Turkey Town, about 2 1/2 miles (air) SE of Pilot Peak. 1828 Comment
  JEPS102802  Epilobium glaberrimum subsp. glaberrimum Lowell Ahart 2001-8-29 9258 Plumas On the bottom of Little Last Chance Creek, on the strand of Frenchman Lake. 1700 Comment
  JEPS43852  Epilobium glaberrimum subsp. glaberrimum W. L. Jepson 1939-7-31 19301 Plumas canyon halfway between Meadow Valley and Buck's Valley; Spanish Peak Comment
  JEPS39337  Epilobium glaberrimum subsp. glaberrimum W. L. Jepson 1924-7-22 10620 Plumas creek near Rich Pt.; Middle Fork Feather River, Dogwood Creek 1127 Comment
  JEPS87819  Epilobium hornemannii subsp. hornemannii Lowell Ahart 1994-7-22 7505 Plumas about 0.5 mi e Mount Etna (on s side of Pacific Crest Trail); Sierra Nevada, Mount Etna 1981 Comment
  SEINET12859606  Epilobium pygmaeum M. J. Williams, J. T. Howell, W. Follette 1977-8-11 77- 69 -1 Plumas N. end of Frenchman's Reservoir 1768 Comment
  CHSC112565  Epilobium torreyi B. Castro; L. P. Janeway 2007-6-24 1647 Plumas Northern High Sierra Nevada. SW side of lower Thompson Valley abt 1 mi N of the mouth of McReynolds Creek at Red Clover Creek. W isde of Thompson Creek, 250-300 ft below edge of open Ponderosa-Jeffrey pine forest. 1674 Comment
  SBBG30544  Epilobium torreyi D. Myrick 1968-6-19 1949 Plumas St Hwy 89, W of Lake Almanor 1371 Comment
  UC1191746  Epilobium torreyi Malcolm A. Nobs, S. Galen Smith 1949-8-19 1463 a Plumas pond on se side Portola Comment
  CAS-BOT-BC57895  Equisetum X ferrissii John Thomas Howell 1959-9-21 34761 Plumas N. Fk. Feather River near Belden. 701 Comment
  CHSC57792  Equisetum arvense Vernon H. Oswald; Lowell Ahart 1992-5-6 4934 b Plumas Terminal Geyser Creek just upstream from the trail between Willow Lake and Terminal Geyser. 1658 Comment
  JEPS113779  Equisetum laevigatum Lowell Ahart, John Dittes 2007-6-16 14148 Plumas On the bottom of a small stream, about 200 yards south of County Road 111 (Beckwourth Genesee Road), 20 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis 1647 Comment
  CAS-BOT-BC284069  Eragrostis pectinacea var. pectinacea Lowell Ahart 1981-9-6 3107 Plumas 1 1/2 miles SW of Crescent Mills, Sierra Nevada 1200 Comment
  SEINET8655777  Eragrostis pectinacea var. pectinacea W. Harnach 2015-7-20 1431 Plumas Just south of the intersection of Co. Rd. A-24 and Marble Lane. 1486 Comment
  UC942949  Eremogone aculeata Lewis S. Rose 1951-6-28 51052 Plumas above Eureka Lake (n of Johnsville) 2133 Comment
  CAS-BOT-BC174181  Eremogone cliftonii E. K. Balls; L. W. Lenz 1955-5-13 20700 Plumas Between Tobin and Camp Rogers, U.S. Hwy. 40 609 Comment
  CHSC70792  Eremogone cliftonii B. Castro 1995-7-3 579 Plumas Plumas and Butte County. Ca 1 air mi N of Middle Fork Feather River, ca 1/2 mi W of Little Marble Cone, W of S end of 'B' spur off USFS Rd 22N29, W of old Kellogg fire lookout. 1463 Comment
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Jul 8 2014
  SEINET10765289  Eremogone cliftonii John Thomas Howell 1967-6-23 Howell 42741 Plumas Near Rogers Flat bridge, North Fork Feather River. In gravel of disintegrating granite. 610 Comment
  CAS-BOT-BC174215  Eremogone congesta var. congesta Mrs. E. Meiere 1915-7-1 s.n. Plumas Long Lake Comment
  CAS-BOT-BC174300  Eremogone congesta var. suffrutescens John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1967-7-10 2199 Plumas Mouth of Butterfly Creek. Butterfly Botanical Area and Vicinity 883 Comment
  RSA0057645  Eremogone congesta var. suffrutescens L. S. Rose 1967-7-12 67172 Plumas 1 mile S of Keddie; Butterfly Creek and Spanish Creek. 884 Comment
  CAS-BOT-BC174390  Eremogone macradenia var. macradenia Merrel Ackley; Alice Ackley 1967-5-15 s.n. Plumas Feather River Canyon (N. Fork) at Chambers Creek 609 Comment
  CAS-BOT-BC286649  Ericameria bloomeri L. P. Janeway 1993-9-28 4603 Plumas Plumas National Forest, Beckwourth Ranger District. Northwest corner of Sierra Valley; ca 3.5 mi east of Portola, ca 1.3 mi west of Beckwourth; ca 0.3 mi south of Middle Fork Feather River 1499 Comment
  CAS-BOT-BC286662  Ericameria bloomeri Mrs. E. C. Sutliffe 1920-9-1 s.n. Plumas Salmon Lake Comment
  CHSC36881  Ericameria bloomeri M. S. Taylor 1981-8-19 4226 Plumas S side of 23N10, 0.5 mi e of its jct with spur rd 23N10G, ca. 5 air mi w of Sloat. 1615 Comment
  CHSC69509  Ericameria nauseosa var. oreophila Lowell Ahart 1997-9-11 7903 Plumas On the west edge of Caribou Road, on the west side of the North Fork of the Feather River, about 1/2 mile south of Mosquito Creek, about 4 1/2 miles (air) northeast of Belden. 792 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-BC299437  Ericameria nauseosa var. speciosa Mrs. E. C. Sutliffe 1921-10-1 s.n. Plumas Gold Lake Region Comment
  CHSC64069  Ericameria nauseosa var. speciosa L. P. Janeway 1993-9-28 4605 Plumas Plumas National Forest. Northwest corner of Sierra Valley; ca 3.5 mi east of Portola, ca 1.3 mi west of Beckwourth; ca 0.3 mi south of Middle Fork Feather River. 1499 Comment
  CHSC97248  Ericameria nauseosa var. speciosa Lowell Ahart; John Dittes 2007-8-9 14430 Plumas About 30 yards west of the poor dirt road, west slope of Mount Ingalls, about 6 miles (air) northwest of the north end of Lake Davis. 2551 Comment
  JEPS113427  Ericameria nauseosa var. speciosa Lowell Ahart, John Dittes 2007-8-9 14430 Plumas About 30 yards west of the poor dirt road, west slope of Mount Ingalls, about 6 miles (air) northwest of the north end of Lake Davis 2551 Comment
  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
  CHSC62423  Ericameria parryi var. nevadensis L. P. Janeway 1993-8-10 4514 Plumas Plumas National Forest. Northwestern corner of Sierra Valley; south of the Middle Fork Feather River and west of the Beckwourth-Calpine Road; ca 0.7 mi west-southwest of Beckwourth. 1487 Comment
  CHSC37682  Ericameria suffruticosa M. S. Taylor 1982-8-18 5012 Plumas Summit of Mt. Ingalls, ca. 9 air mi ne of Sloat. 2551 Comment
  UCR26888  Erigeron bloomeri E. C. Nord, B. W. Parkinson 1958-7-2 N- 89 Plumas Plumas National Forest, 0.5 mi SE of Meadow View [USFS] Guard Station 1982 Comment
  CHSC53126  Erigeron coulteri L. P. Janeway 1990-7-25 3814 Plumas Plumas National Forest. About 0.2 mi northwest of Emigrant Creek and about 0.3 mi southeast of Little Grizzly Creek. 1828 Comment
  SEINET10475344  Erigeron decumbens var. robustior Mary Susan Taylor 1982-7-8 Taylor 4801 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
  CHSC97212  Erigeron divergens Lowell Ahart; Josephine Guardino 2007-7-20 14337 Plumas Strand of Lake Davis, about 100 yards west of Long Point, northeast side of Lake Davis. 1763 Comment
  CAS-BOT-BC296007  Erigeron divergens L. P. Janeway 1991-6-18 4050 Plumas 3 1/2 mi southwest of Portola ca 100 ft. west of Middle Fork Feather River, Plumas National Forest, Beckwourth Range District, Clio Compartment 1463 Comment
  CAS-BOT-BC296011  Erigeron divergens A. A. Heller; P. B. Kennedy 1907-7-16 8870 Plumas Grade between Genessee Valley and Summit Comment
  CAS-BOT-BC300366  Erigeron eatonii var. nevadincola W. Harnach; N. Harnach 1989-5-7 062 Plumas Sierra Valley. Newman Point 1524 Comment
  CAS-BOT-BC300399  Erigeron eatonii var. plantagineus A. A. Heller; P. B. Kennedy 1907-7-3 8704 Plumas Hills above Red Clover Valley Comment
  CAS-BOT-BC300404  Erigeron eatonii var. plantagineus Alice Eastwood 1918-5-25 7022 Plumas Portola Comment
  JEPS125976  Erigeron eatonii var. plantagineus D. W. Taylor 2001-6-20 17803 Plumas Plumas National Forest; ridge dividing Middle Creek from Indian Creek, ca 2.5 air miles SSW of Antelope Lake Dam. Comment
  UC1118207  Erigeron eatonii var. plantagineus E. Sawyer 1935-6-27 192 A Plumas 1.6 mi ene Grizzly Peak; Plumas National Forest, Downieville Quadrangle Comment
  RSA0091208  Erigeron eatonii var. plantagineus Bonnie C. Templeton 1968-1 11278 Plumas [No location data on label. Possibly Trinity County.] Comment
  RSA523584  Erigeron eatonii var. plantagineus Barbara Ertter 1989-7-4 8686 Plumas Coyote Flat W of Lake Almanor, 4.2 mi W of jct of Hwy 89 and Hwy 36. 1524 Comment
  CHSC59894  Erigeron filifolius L. P. Janeway; Laurie Lamm 1992-7-21 4271 Plumas Plumas National Forest, Beckwourth Ranger District, about 1.7 mi east-southeast of Dotta Neck, ca 1.7 mi northwest of Reconnaisance Peak. In rocks and talus below rock outcrop above end of Road 24N91Y. 2103 Comment
  SEINET8667278 Image available Erigeron filifolius W. Harnach, N. Harnach 1990-6-13 370 Plumas Sierra Valley, W of Beckwourth, Ramelli Ranch (USFS). 1487 Comment
  CAS-BOT-BC295226  Erigeron inornatus John Thomas Howell 1926-7-24 2106 Plumas Near Prattville 1310 Comment
  CHSC80804  Erigeron inornatus var. inornatus Lowell Ahart 2001-7-17 8924 Plumas Outcrops, on the southeast side of a logging road, southeast of a small branch of Butt Creek, about 2 1/2 miles (air) north of Humboldt Summit. 1828 Comment
  SJSU6634  Erigeron inornatus var. inornatus J. W. Tilden 1958-6-29 1299 Plumas southwest shore of Lake Almanor 1828 Comment
  SEINET10474624  Erigeron inornatus var. reductus Mary Susan Taylor 1981-6-23 Taylor 3946 Plumas T23N R14E se/nw sec 27. Portola quad. Ramelli Ranch, along North Fork Feather River, ca. 1/4 mi S of Hwy 70, ca. 1 mi W of Beckwourth. 4900 ft elev. 1798 Comment
  RSA121437  Erigeron lassenianus E. Sawyer 1935-6-3 66 Plumas 2.25 miles SSE of Beckwith, Plumas National Forest 1585 Comment
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Aug 21 2012
  CHSC62093  Erigeron lassenianus var. deficiens L. P. Janeway 1993-7-15 4447 Plumas Plumas National Forest. West of Bean Creek, on west side of Rd 25N17, 0.4 mi south of the saddle between Bean Creek (tributary of upper Spanish Creek) and Berry Creek (tributary of East Branch North Fork Feather River). 1536 Comment
  UCR123519  Erigeron lassenianus var. deficiens George K. Helmkamp, Elizabeth Helmkamp 2001-7-7 6860 Plumas Sierra Nevada Mountains, Calif. Hwy 89, 2.3 miles SSE of its junction with Calif. Hwy 36, Lake Almanor Region 1357 Comment
  CAS-BOT-BC295498  Erigeron lassenianus var. lassenianus Thomas H. Kearney 1944-8-14 153 Plumas Near Prattville, Lake Almanor Comment
  CAS-BOT-BC295490  Erigeron lassenianus var. lassenianus Wayne Dakan 1974-6-23 s.n. Plumas Long Valley (southwest of Greenville) Comment
  CAS-BOT-BC295785  Erigeron petrophilus var. sierrensis L. P. Janeway 1993-7-15 4442 Plumas Plumas National Forest, Quincy Ranger District. Flat on top of saddle between Bean Creek (a tributary of upper Spanish Creek) and Berry Creek (a tributary of East Branch North Fork Feather River) 1569 Comment
  CHSC98711  Erigeron petrophilus var. sierrensis L. P. Janeway 2007-8-13 9185 Plumas Northern High Sierra Nevada. Above Road 24N24X just west of Little Schneider Creek. 1244 Comment
  CDA19276  Erigeron pumilus var. intermedius G. D. Barbe, T. C. Fuller 1982-6-17 3862 Plumas Plumas National Forest; Frenchman Lake. 2 mi N of Turkey Pt Fishing Access; 1706 Comment
  RSA0049613  Erigeron pumilus var. intermedius Dean Wm. Taylor 2012-6-7 21234 Plumas Diamond Mountains; ridgetop 1 mile east of Diamond Peak 2225 Comment
  CAS-BOT-BC300124  Erigeron pumilus var. intermedius Mrs. H. C. Cantelow 1951-7-29 19 Plumas Hwy 24 about 6 miles e. of Blairsden Comment
  CAS-BOT-BC300270  Erigeron reductus var. reductus Anna Head 1920-7-1 s.n. Plumas Feather River Region 2377 Comment
  CHSC681  Eriodictyon californicum R. Carter 1964-5-16 92 Plumas Feather R. Canyon, 100 yds. N or RR trestle along dirt road along Rock Cr. 670 Comment
  JEPS123967  Eriodictyon lobbii Lowell Ahart 2015-7-4 20292 Plumas About1 1/2 mile north of the intersection of Lumpkin Ridge Road and road to Little Grass Valley Reservoir, about 2 1/2 miles (air) north of Little Grass Valley Reservoir Dam. Comment
  CHSC60542  Eriogonum baileyi var. baileyi L. P. Janeway 1992-7-23 4278 Plumas Plumas National Forest Beckwourth Ranger District Jackson Compartment. Gravel bar on north side Middle Fork Feather River near mouth of Bonta Creek and below the Mohawk Ranger Station. 1315 Comment
  RSA107090  Eriogonum baileyi var. baileyi L. S. Rose 1955-7-19 55153 -A Plumas East slope of Beckwourth Pass 1494 Comment
  RSA641456  Eriogonum douglasii var. douglasii Michael A. Vincent 1999-6-7 8519 Plumas Plumas National Forest; Milford Ranger District; west of Frenchman Lake along FS Route 11 Comment
  CHSC34724  Eriogonum douglasii var. meridionale M. S. Taylor; M. Foster 1981-6-8 3874 Plumas N side 24N08, just n of its jct with 25N93, 1/2 way between Bagley Pass and Red Clover Valley, ca. 1.5 air mi n of w end of Lake Davis. 1706 Comment
  SEINET10886200 Image available Eriogonum douglasii var. meridionale James L. Reveal 2002-6-25 Reveal 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, associated with Artemisia nova, Purshia tridentata and Eriogonum umbellatum var. nevadense at 5600 feet elevation. T.25N, R14E, sec. 27NW1/4SW1/4. 1707 Comment
  SEINET892506  Eriogonum douglasii var. meridionale James L. Reveal 2002-1 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. 1706 Comment
  SEINET10479516  Eriogonum lobbii Lowell Ahart, Peter Ahart 1983-8-17 Ahart 4325 Plumas Near Onion Valley, west of Pilot Peak, near the Quincy-LaPorte Rd, northeast of La Porte. Red Fir Forest; 2000 m. 2000 Comment
  RSA279591  Eriogonum luteolum James L. Reveal 1975-8-24 3976 Plumas Along California Highway 70 in Feather River Canyon, 3 miles east of Gold Bar. Comment
  SD46712  Eriogonum marifolium Robert J. Weatherly 1955-6-22 1539 Plumas Spanish Peak 2133 Comment
  CAS-BOT-BC263303  Eriogonum marifolium var. marifolium John Thomas Howell; Gordon H. True 1967-7-11 43342 Plumas Summit ridge of Mt. Hough 2194 Comment
  CDA12293  Eriogonum microthecum G. F. Hrusa 1989-5-1 7028 Plumas Modoc Plateau; Beckwourth Pass approx. 3 miles E of Vinton on Hwy 70-at the Plumas/Lassen County line. Comment
  CAS-BOT-BC261362  Eriogonum nudum var. deductum L. P. Janeway 1992-7-10 4258 Plumas Plumas National Forest, Beckwourth Ranger District. About 1/2 mi northeast of top of Grizzly Ridge in upper Joseph Creek 2087 Comment
  CHSC36210  Eriogonum nudum var. nudum M. S. Taylor 1982-7-7 4783 Plumas N side of 23N26 just e of its jct with 23N35, s side of Big Hill, ca. 3 air mi s of Sloat. 1615 Comment
  JEPS104419  Eriogonum nudum var. nudum Lowell Ahart 2003-10-26 10679 Plumas On a gravel bar on the e side of the South Fork of the Feather River, where the old road crosses the river, ca 1/8 mi w of the Feather Fork Mine, ca 1 3/4 mi (air) ne of Little Grass Valley Reservoir, ca 6 1/2 mi (air) ne of La Porte. 1600 Comment
  JEPS96021  Eriogonum nudum var. nudum Vernon H. Oswald and Lowell Ahart 1996-8-14 8160 Plumas ca. 2 mi. (air) n.w. Meadow Valley (road paralleling Spanish Creek near Greens Flat, on Oroville-Quincy Hwy.); northern High Sierra Nevada 1127 Comment
  JEPS56999  Eriogonum nudum var. nudum W. L. Jepson 1939-8-16 19442 Plumas near Jackson Creek; Middle Fork Feather River Comment
  RSA59486  Eriogonum nudum var. nudum E. K. Balls 1950-9-15 15863 Plumas South tip Lake Almanor, near P. G. E. dam, Highway 89. 1372 Comment
  CAS-BOT-BC269727  Eriogonum nudum var. oblongifolium John Thomas Howell 1973-7-9 49721 Plumas Round Valley 1371 Comment
  CHSC21204  Eriogonum nudum var. oblongifolium F. T. Griggs; A. Pass 1975-7-9 138 Plumas Buck;s Lake Forest Service Survey. Comment
  CAS-BOT-BC271973  Eriogonum nudum var. pubiflorum Thomas H. Kearney 1944-8-14 38 Plumas Near Prattville, Lake Almanor Comment
  RSA88595  Eriogonum pedunculatum J. T. Howell 1951-6-26 27541 Plumas Feather River Canyon 854 Comment
  CAS-BOT-BC269948  Eriogonum spergulinum var. reddingianum Robert J. Weatherby 1950-8-11 1522 Plumas Slopes of Mt. Elwell, Lakes Basin Area 2225 Comment
  CAS-BOT-BC269952  Eriogonum spergulinum var. reddingianum A. A. Heller; P. B. Kennedy 1907-7-11 8801 Plumas Prattville Comment
  UC178464  Eriogonum spergulinum var. reddingianum Katharine Brandegee Plumas Portola Comment
  CDA17286  Eriogonum strictum var. anserinum G. F. Hrusa, S. Gaimari, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16313 Plumas Sierra Nevada; Willow Creek Rd.m, 1.6 mi. NW of Hwy 70 & 2.6 mi. W on 70 from town of Portola. 1554 Comment
  UCD130299  Eriogonum umbellatum Albert Grigarick 2011-8-15 298 Plumas 5 miles W of Hwy 89N. From Gray Eagle Resort turn off of Gold Lake Hwy., approx. .5 miles W from Graeagle Trailhead to Hawley Falls. 1894 Comment
  CHSC104742  Eriogonum umbellatum var. furcosum L. P. Janeway; Melanie Williams 2009-8-6 9908 Plumas Northern High Sierra Nevada. Plumas National Forest; top of the ridge between Yellow Creek and North Fork Feather River, east of Yellow Creek; 5.5 km north-northeast of Belden. 1461 Comment
  JEPS125872  Eriogonum umbellatum var. furcosum Dean W. Taylor 2001-8-1 17862 Plumas Watershed divide between Onion Valley Creek and Poorman Creek, 1 mile N of Pilot Peak, ca 10 air miles SE of Quincy, near the junction of Forest Road 22N84X and 22N43Y. Comment
  CHSC40927  Eriogonum umbellatum var. modocense K. R. Stern 1985-6-25 8210 Plumas Vicinity of Blairsden. 1402 Comment
  UC565908  Eriogonum umbellatum var. modocense D. Axelrod 1934-6-9 30 Plumas 2 mi nw Lexington; Bidwell Bar Quadrangle 1767 Comment
  CAS-BOT-BC265165  Eriogonum umbellatum var. nevadense Lewis S. Rose 1934-7-23 34420 Plumas Chilcoot Comment
  CHSC39993  Eriogonum umbellatum var. nevadense M. S. Taylor 1982-6-7 4612 Plumas On open ridge between Ramelli Ranch and Portola, ca. 2 mi e of Portola. 1737 Comment
  CHSC69428  Eriogonum umbellatum var. polyanthum Lowel Ahart 1997-8-19 7871 Plumas On the east side of Lumpkin Ridge Road, about 7 1/2 miles east of Camp 18, about 14 miles (air) northeast of Feather Falls. 1402 Comment
  UC1748327  Eriogonum umbellatum var. polyanthum L. P. Janeway 1996-8-9 5063 Plumas E end of Red Mountain (on W side of Road 18 at jct with Road 23N69; about 2 mi S of Haskins Valley) 1792 Comment
  CAS-BOT-BC262254  Eriogonum ursinum Margaret J. Williams; Betty Larson 1983-8-12 83- 135 -1 Plumas W side of the Sierra Nevada, near Jamison Creek, above Johnsville 1676 Comment
  CAS-BOT-BC262267  Eriogonum ursinum A. A. Heller; P. B. Kennedy 1907-7-13 8833 Plumas Between Taylorville [Taylorsville] and Little Grizzly creek Comment
  CAS-BOT-BC262270  Eriogonum ursinum Lowell Ahart 1979-7-18 s.n. Plumas Ca 1 mi. W of Pilot Pk. 1800 Comment
  CAS-BOT-BC262246  Eriogonum ursinum John Thomas Howell 1967-6-23 42725 Plumas 4 miles east of Rich Bar, East Branch Feather River 762 Comment
  NY323637  Eriogonum ursinum Mrs. Ames s.n. Plumas Light's Canyon Comment
  RSA766452  Eriogonum ursinum Joseph A. Ewan 1934-6-26 8295 Plumas Frazier Creek Falls, Gold lake road 1829 Comment
  SEINET10479577  Eriogonum ursinum Mary Susan Taylor, M. Foster 1981-6-2 Taylor 3825 Plumas T24N R10E ne/sw sec 25, Spring Garden quad. Dry open serpentine slope, N side of Hwy 70, on E side of Squirrel Creek, NE of Spring Garden Overpass, ca. 7.5 mi SE of Quincy. 4000 ft. 1219 Comment
  UC6511  Eriogonum ursinum Lemmon Sept. 1878 Plumas Mohawk and Indian Valleys Comment
  CHSC45372  Eriogonum ursinum var. ursinum Vernon Oswald 1986-7-10 2190 Plumas LaPorte-Quincy Rd. at S. Fork of Feather R. 1965 Comment
  CHSC45478  Eriogonum ursinum var. ursinum Lowell Ahart 1969-9-21 922 Plumas On a dry rocky ridge, east of Mount Etna, near the headwaters of Hopkins Creek, about 12 miles north-east of La Porte. 2133 Comment
  CHSC80860  Eriogonum ursinum var. ursinum Lowell Ahart 2001-7-17 8925 Plumas Outcrops, on the southeast side of a logging road, southeast of a small branch of Butt Creek, about 2 1/2 miles (air) north of Humboldt Summit. 1828 Comment
  CAS-BOT-BC264126  Eriogonum vimineum John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1967-7-10 2184 Plumas Mouth of Butterfly, Butterfly Botanical Area and vicinity 883 Comment
  UCD49872  Eriophorum crinigerum Flora C. Hayes 1932-7-25 s.n. Plumas Lake Center. Comment
  JEPS109895  Eriophorum gracile Dean W. Taylor 2004-8-15 19242 Plumas Lake Almanor, mouth of Mud Creek at its debouchment into the upper arm of the lake 1377 Comment
  JEPS88532  Eriophorum gracile Vernon H. Oswald and Lowell Ahart 1996-7-15 8049 Plumas at n. end of Lake Almanor (Last Chance Marsh, just s. of Last Chance Campground on Forest Rd. 28N11); High Cascade Range, Last Chance Marsh 1371 Comment
  NY168692  Eriophyllum chrysanthum A. A. Heller 1913-6-13 10855 Plumas Near Quincy 1066.8 Comment
  RSA212169  Eriophyllum lanatum var. croceum L. S. Rose 1969-6-24 69050 Plumas Butterfly Valley, 3 mi. west of Keddie 1159 Comment
  CHSC21188  Eriophyllum lanatum var. grandiflorum F. T. Griggs; A. Pass 1975-7-12 166 Plumas Buck's Lake. Comment
  UC580658  Eriophyllum lanatum var. grandiflorum G. T. Nordstrom 1934-7-2 171 Plumas 1 mi se Mt. Ararat; Bidwell Bar Quadrangle Comment
  CAS-BOT-BC308264  Eriophyllum lanatum var. integrifolium M. S. Taylor; M. Foster 1981-6-15 3894 Plumas S side of Buck's Lake Road, ca. 50 ft. e of its jct. with Deans Valley Raod (24N29), ca. 2 mi. ne of Meadow Valley 1158 Comment
  CHSC44865  Eriophyllum lanatum var. integrifolium Lowell Ahart 1979-7-18 1982 Plumas South of the road just before it crosses Onion Valley Creek. Along a wash, about 1 air mile west of Pilot Peak, about 12 air miles north of La Porte. 1828 Comment
  CAS-BOT-BC308257  Eriophyllum lanatum var. integrifolium W. Harnach; N. Harnach 1990-6-16 396 Plumas Hindoo Ranch 1490 Comment
  SEINET8687309 Image available Eriophyllum lanatum var. integrifolium A. A. Heller, P. B. Kennedy 1907-7-2 8687 Plumas Between Vinton and Beckwith Comment
  CHSC62410  Eryngium alismifolium L. P. Janeway 1993-8-19 4530 Plumas Plumas National Forest, Beckwourth Ranger District. Northwestern corner of Sierra Valley; south of the Middle Fork Feather River ca 1.3 mi west of Beckwourth. 1485 Comment
  SEINET11991678  Erysimum asperum Unknown 1984-1 11 Plumas ca 40 mi NE of Oroville & 150 yds W of North Fork Feather River 610 Comment
  SEINET10841502  Erysimum capitatum Mary Susan Taylor 1982-6-2 Taylor 4606 Plumas T23N R11E nw/ne sec 22. Johnsville quad. S side of Poplar Creek Rd (23N08), 0.1 mi e of bridge, ca. 1 mi s of Sloat. 4200 ft. 1280 Comment
  CHSC110265  Erysimum capitatum var. capitatum L. P. Janeway 2012-6-2 10854 Plumas Northern High Sierra Nevada. Plumas National Forest; top of Mt. Ararat, 6.5 km southeast of Bucks Lake. 1833 Comment
  CHSC2410  Erysimum capitatum var. capitatum R. Carter 1965-6-21 254 Plumas Found ca. 7 mi. W of Bucks Lake on Oroville-Quincy Rd. at Frenchman's Hill, on S side of road ca. 10' SSW of Frenchman's Hill sign. 1737 Comment
  CAS-BOT-BC153746  Erythranthe alsinoides Mrs. H. C. Cantelow 1938-7-5 s.n. Plumas Near Drakesbad Comment
  CHSC21689  Erythranthe breweri D. Brink; L. Mayer 1975-7-3 Plumas Bucks Lake Floristic Survey. Comment
  CHSC34295  Erythranthe cardinalis M. S. Taylor 1981-8-19 4215 Plumas Jct Bell Creek and rd 23N10, ca. 1.5 mi w of Sloat. 1310 Comment
  CHSC102099  Erythranthe guttata Lowell Ahart; John Dittes 2009-7-28 16202 Plumas On wet soil, on the northwest side of a logging road, seeps, slope northwest of mine, west (above) Forest Service Road 27N28Y, 2.9 miles (air) northwest of Butt Valley Reservoir Dam. 1581 Comment
  CHSC97103  Erythranthe guttata Lowell Ahart; Josephine Guardino 2007-7-21 14388 Plumas Bottom and sides of a small stream, about 30 yards south of the Beckwourth Taylorsville Road, south of the intersection with Forest Road 25N41Y, about 2 1/4 miles (air) northwest of the most northwest part of Lake Davis. 1799 Comment
  CHSC9723  Erythranthe guttata Nancy Mosman 1971-7-11 91 Plumas Along w side of Hwy 70 ca. 1.7 mi s if Belden. 1025 Comment
  SD77330  Erythranthe guttata F. W. Pennell, A. A. Heller 1940-6-5 25689 Plumas Wet granite soil below bluff, Route 24, along Feather River, below Belden 487 Comment
  SEINET14046116 Image available Erythranthe guttata A. A. Heller 1942-1 16508 Plumas Seven miles west of Belden along states highway #24. Comment
  CHSC66771  Erythranthe lewisii Vernon H. Oswald; Lowell Ahart 1996-8-14 8166 Plumas Silver Lake Rd. 1.9 mi SE of Silver Lake Campground, NE of Bucks Lake. Northern High Sierra Nevada. 1645 Comment
  SEINET8255131  Erythranthe moniliformis K. R. Stern 1975-7-24 5875 Plumas sw shore of Lake Almanor. 1372 Comment
  SEINET13724047 Image available Erythranthe moschata J. M. Tucker 1948-1 1739 Plumas At mine of United Mining Co. Pinchard Creek, southwest side of Camel Peak 1520 Comment
  CHSC21024  Erythranthe primuloides F. T. Griggs; A. Pass 1975-7-10 135 Plumas Buck's Lake Forest Service Survey. Comment
  CAS-BOT-BC293715  Erythranthe suksdorfii Mona Bourell; Bob Patterson 1982-5-15 1736 Plumas Beckworth Comment
  CAS-BOT-BC505245  Erythronium grandiflorum W. W. Wagner 1919-5-18 260 Plumas Along tributary of Massack Creek 1432 Comment
  RSA71128  Erythronium purpurascens Lewis S. Rose 1951-6-28 51051 Plumas Above Eureka Lake, n. of Johnsville. 2134 Comment
  UC338810  Erythronium purpurascens unknown 627 Plumas Indian Valley 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
  UC178475  Eschscholzia californica Katharine Brandegee Plumas Portola Comment
  POM147050  Eschscholzia californica var. crocea Alice Eastwood 1927-6-27 14870 Plumas United States Forest Reserve, on road from Chilcott Comment
  CAS-BOT-BC310386  Eucephalus breweri M. S. Taylor 1981-7-17 4032 Plumas Bear Lakes trail in Lakes Basin; ca. 1/2 mi s of jct of trail to Gold Lake Lodge, ca. 6 air mi s of Mohawk 1981 Comment
  CHSC52721  Eucephalus breweri L. P. Janeway 1990-7-27 3818 Plumas Plumas National Forest. Betweent the two upper forks of Paradise Cr, ca 1 1/4 mi SW of Little Summit Lake. 2042 Comment
  CHSC66745  Eucephalus breweri Vernon H. Oswald; Lowell Ahart 1996-8-14 8147 Plumas Northern High Sierra Nevada. Northeast of La Porte on the La Porte-Quincy Rd. 0.9 mi N of the road to Johnsville (0.9 mi N of the Sierra Co. 2 mi post). 1889 Comment
  CHSC100446  Eurybia integrifolia Lowell Ahart 2008-9-10 15377 Plumas South edge of Onion Valley, about 3/4 mile northwest of Pilot Peak, about 1/2 mile east of the Quincy La Porte Road, about 9 1/2 miles (air) northeast of La Porte. 1916 Comment
  CHSC110230  Eurybia integrifolia L. P. Janeway 2012-9-19 11059 Plumas Northern High Sierra Nevada. Plumas National Forest; along La Porte-Quincy Road 0.5 km south of its crossing of South Fork Feather River; 1.6 air mi west-southwest of Pilot Peak. 1938 Comment
  UCD147794  Eurybia integrifolia Allyson Ayalon; Lucie Jerabkova 2012-8-1 147 Plumas Plumas County. Antelope Lake vacinity. 1524 Comment
  CAS-BOT-BC310599  Eurybia radulina J. T. Vale 1988-10-4 s.n. Plumas Bucks Ck. New Rd. 1524 Comment
  JEPS102603  Euthamia occidentalis Lowell Ahart 2001-10-16 9368 Plumas On the south side of a small stream, and on the NW side of Round Valley Reservoir, about 2 1/2 miles SW of Greenville. 1365 Comment
  CDA18462  Festuca G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-24 3208 Plumas Sierra Nevada; 0.5 mile north of Taylor Creek Road (to Solomon Saddle) junction, on Mt. Hough-Crystal Lake Road. 1584 Comment
  CHSC67619  Festuca pratensis James D. Jokerst 1985-6-10 2397 Plumas Indian Creek Small Hydro Survey. Adjacent to Hwy. 70 at diversion ca. 1 mi NE of Indian Falls. 1036 Comment
  CAS-BOT-BC279018  Festuca rubra John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-23 54121 Plumas Quincy 1036 Comment
  CDA13416  Festuca rubra G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13264 Plumas Sierra Nevada; Dry, +- shaded, open, sandy sites in vicinity of headwaters of Bull Run Creek off USFS 23N12E. Uncommon, apparently rhizomatous. Forest here dominated by Pinus jeffreyi, Abies concolor, Calocedrus. Comment
  CHSC97429  Festuca subuliflora Robert Fischer 2006-7-2 1042 Plumas Bucks Lake. Between Oroville and Bucks Lake, off Hwy 70, east on 4 Trees Road. Collection made at the crossing of Wildcat Creek. 1158 Comment
  CDA14002  Festuca viridula G. F. Hrusa, T. D. Wilfred 1997-6-26 13919 Plumas Sierra Nevada; Flats about Brady's Camp. Pine Creek Valley, ~ 1/2 mi. NE Argentine Rock. Common throughout, one of the dominants. Perennial, bunching. Comment
  SEINET6697500  Fragaria vesca subsp. bracteata A. A. Heller, B. B. Kennedy 1907-7-11 8811 Plumas Prattville Comment
  CAS-BOT-BC55668  Frangula purshiana A. A. Heller 1915-7-7 12070 Plumas Near the summit of Soapstone ridge in the Sierra Nevada, 12 miles west of Bucks 1676 Comment
  CAS-BOT-BC55676  Frangula purshiana Mary Strong Clemens 1920-5-26 s.n. Plumas Taylorsville Comment
  SEINET10493575  Frangula purshiana Mary Susan Taylor 1981-7-18 Taylor 4054 Plumas T26N R7E sw/se sec 33, Almanor SW quad. On serpentine, N side of Caribou Rd, ca. 4 mi NE of its jct with Hwy 70 near Belden. 2700 ft elev. 823 Comment
  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
  JEPS127574  Frangula purshiana subsp. annonifolia L. P. Janeway 2015-8-3 11816 Plumas Northern High Sierra Nevada. Plumas National Forest; above Road 23N73Y 3.4 road-km north of Oroville-Quincy Highway and Grizzly Summit. Soapstone Hill 7.5' Quad. Comment
  SBBG33895  Frangula rubra subsp. obtusissima L. S. Rose 1969-6-23 Plumas 10 mi SW of Quincy, La Porte Rd 1249 Comment
  CHSC43797  Fritillaria atropurpurea Vernon Oswald 1984-6-25 1326 Plumas La Porte-Quincy Rd., ca. 10.3 mi n-e of La Porte. 1889 Comment
  CAS-BOT-BC505271  Fritillaria atropurpurea Anna Head 1921-6-26 s. n. Plumas Feather River Region, Lake Center Camp Comment
  UC1075696  Fritillaria atropurpurea Robert J. Weatherby 1955-7-2 1566 Plumas Bear Ridge near Taylor Lake; Bear Ridge 2194 Comment
  CAS-BOT-BC506201  Fritillaria micrantha L. S. Rose 1931-4-13 s.n. Plumas Woodleaf Comment
  UC1075693  Galium bifolium Robert J. Weatherby 1955-6-26 1546 Plumas Mud Lake Lakes Basin Area (on volcanic cliff) 2194 Comment
  CDA14666  Galium bolanderi G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-23 3106 Plumas 0.1 mile west of Round Valley Reservoir dam on Dixie Canyon-Round Valley Road. 1371 Comment
  JEPS27418  Galium grayanum Lauramay T. Dempster and Clare Hardham 1961-6-16 1667 Plumas w slope of peak immediately n Red Rock Lookout (n of Engelmine) 2255 Comment
  SEINET10500721  Galium grayanum Mary Susan Taylor 1982-8-5 Taylor 4932 Plumas T25N R10E nw/se sec 8. Greenville SW quad. Mt Hough summit, ca. 7 air mi nne of Quincy. 7230 ft. 2204 Comment
  JEPS95834  Galium grayanum var. grayanum Lowell Ahart 1999-7-15 8093 Plumas about 50 yards east of the Quincy La Porte Road; about 3/4 mile south of Onion Valley; about 1 mile northwest of Pilot Peak; about 9 miles (air) northeast of La Porte 1828 Comment
  UCD130597  Galium grayanum var. grayanum William Haley; Sandra Haley 2012-8-1 s.n. Plumas Tahoe National Forest. Along Pacific Crest Trail, at the NW corner of the east to west ridge crossover saddle of the main pathway. 2270 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
  POM312366  Galium trifidum Malcolm A. Nobs, S. Galen Smith 1949-8-18 1392 Plumas Last Chance Marshes at north end of Lake Almanor, just south of Chester. Comment
  CHSC34893  Galium trifidum var. pacificum M. S. Taylor 1981-8-31 4259 Plumas Off spur rd 0.5 mi S of Hwy 70, near Mabie, ca. 3 mi W of Portola. 1463 Comment
  SEINET10935619  Galium trifidum var. pacificum Mary Susan Taylor 1981-8-31 Taylor 4259 Plumas California: T2N R13E sw1/4 of se 1/4 sec 4. Blairsden quad. Small creek under RR tracks, off spur road 0.5 mi S of Hwy 70, near Mabie, ca. 3 mi W of Portola. Plumas County. 4800 ft. 1463 Comment
  JEPS102763  Galium trifidum var. pusillum Lowell Ahart 2001-8-28 9205 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
  JEPS29556  Galium trifidum var. pusillum John Thomas Howell 1960-6-23 35960 Plumas Drakesbad Lassen Volcanic National Park 1676 Comment
  UC917334  Galium triflorum J. M. Tucker 1948-7-25 1743 Plumas at mine of United Mining Company Camel's Peak, Pinchard Creek (sw side of peak) 1524 Comment
  CAS-BOT-BC144397  Garrya fremontii John Thomas Howell 1959-9-21 34780 Plumas N. Fk. Feather River near Belden 701 Comment
  CAS-BOT-BC144400  Garrya fremontii Mary Strong Clemens 1919-1-1 s.n. Plumas Greenville Comment
  CAS-BOT-BC169855  Garrya fremontii M. S. Taylor; L. Hanson 1981-3-5 3399 Plumas n side of Hwy 70, in Serpentine Canyon, ca. 5 mi e of Belden 853 Comment
  UC1122667  Garrya fremontii R. Roseberry 1934-11-1 2 Plumas 2 mi nw Mt. Jackson; Plumas National Forest, Downieville Quad. 1493 Comment
  SEINET10906889  Garrya fremontii Mary Susan Taylor, L. Hanson 1981-3-5 Taylor 3399 Plumas T25N R7E n half sec 13. Almanor quad. N side of Hwy 70, in Serpentine Canyon, ca. 5 mi e of Belden. 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
  CHSC97067  Gayophytum diffusum subsp. parviflorum Lowell Ahart; Josephine Guardino 2007-7-20 14354 Plumas Dry ridge, on the southwest side of Lake Davis Road, Charles Valley, about 1 1/4 miles northwest of Portola. 1518 Comment
  CHSC97075  Gayophytum diffusum subsp. parviflorum Lowell Ahart; Josephine Guardino 2007-7-21 14368 Plumas Around pine trees, about 10 yards north of a large meadow, about 100 yards east of the bridge, about 50 yards south of the Beckwourth Taylorsville Road, about 2 1/2 miles (air) northwest of the most northwest part of Lake Davis. 1793 Comment
  SDSU8778  Gayophytum diffusum subsp. parviflorum R. M. Beauchamp 1965-7-17 Plumas Growing in area beside Feather River 1/2 mile north of Chester, Calif. Comment
  UC485791  Gayophytum diffusum subsp. parviflorum H. F. Copeland 1932-8-24 Plumas Drakesbad 1828 Comment
  CHSC10821  Gayophytum heterozygum Lowell Ahart 1968-6-29 Plumas Near La Porte. 914 Comment
  CHSC113854  Gayophytum heterozygum Lowell Ahart 2014-9-9 19848 Plumas Below the high water line,on the sides of Sly Creek, Sly Creek Reservoir, about 7 miles (air) southwest of La Porte. 1074 Comment
  JEPS102733  Gayophytum heterozygum Lowell Ahart 2001-7-17 8920 Plumas Meadows, on the west side of a poor logging road, east of a small branch of Butt Creek, about 2 1/2 miles (air) north of Humboldt Summit. 1828 Comment
  POM271771B  Gayophytum heterozygum Lyman Benson 1932-7-29 3994 Plumas Buck Lake. Sierra Nevada Mtn range. Feather River drainage. 2134 Comment
  JEPS124096  Gayophytum humile Lowell Ahart 2015-6-7 20222 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
  RSA60245  Gayophytum racemosum E. K. Balls 1950-9-2 15638 Plumas Nye Meadows, west slope of Mt. Ingalls, north of Grizzly Valley. 2256 Comment
  UC405454  Gentianopsis holopetala Mrs. R. M. Austin 1875-1 Plumas Comment
  UC105574  Gentianopsis simplex Mrs. R. M. Austin 1882-8-7 Plumas Hot Spring Valley Comment
  JEPS28493  Geum macrophyllum George W. Gillett 1957-7-17 806 Plumas upper Willow Lake Meadow, near the east inlet Willow Lake Meadow; Lassen Volcanic National Park, Willow Lake Meadow 1661 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
  UCD19160  Gilia achilleifolia subsp. multicaulis June McCaskill 1956-1 419 Plumas Lake Almanor region? Comment
  RSA718441  Gilia capitata subsp. mediomontana L. Ahart 2006-7-9 12936 Plumas about 20 yards south 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 1662 Comment
  RSA83128  Gilia capitata subsp. mediomontana Verne Grant, Alva Grant 1948-6-13 8579 Plumas Lava Cap, 1 mile from Cascade on Oroville road. 1372 Comment
  CHSC44263  Glyceria borealis Vernon Oswald 1988-7-19 3596 Plumas Willow Lake located se of Drakesbad just s of the boundary of Lassen Volcanic National Park. At the east end of the lake. 1676 Comment
  CHSC58538  Glyceria borealis Vernon H. Oswald; Lowell Ahart 1992-7-6 5074 Plumas Lassen Volcanic Park. W side of Little Willow Lake, near the S boundary of the park. 1834 Comment
  SEINET4584846  Glyceria borealis R. McKee, H. Westover 1918-6-15 s.n. Plumas Chester Comment
  CAS-BOT-BC282700  Glyceria elata C. R. Quick 1950-8-31 50 -45 Plumas About 1.5 miles SE of Deane's Valley SE of Meadow Valley and SW of Quincy Comment
  CAS-BOT-BC282708  Glyceria elata John Thomas Howell 1926-7-30 2153 Plumas Near Prattville 1463 Comment
  UC1738818  Glyceria elata Dean W. Taylor 1990-8-20 11465 Plumas Lassen National Park, Little Willow Lake, along a minor unnamed tributary 1844 Comment
  CHSC21602  Gnaphalium palustre L. M. Mayer; D. E. Brink Jr. 1975-7-3 Plumas Bucks Lake. Comment
  CHSC33926  Gnaphalium palustre M. S. Taylor 1981-8-5 4162 Plumas At end of rd 28N05 where it is washed out by Pierce Creek, 2.1 mi n of 28N03-Fruit Growers Blvd, ca. 3 air mi w of Antelope Lake, ca. 13 air mi ne of Taylorsville. 1706 Comment
  CHSC55665  Gnaphalium palustre K. R. Stern 1985-6-25 8315 Plumas Vicinity of Blairsden. 1402 Comment
  JEPS34042  Gnaphalium palustre W. L. Jepson 1939-8-4 19340 a Plumas Rock Creek Meadow Valley, Rock Creek 1219 Comment
  RSA59918  Gnaphalium palustre E. K. Balls 1950-9-15 15831 Plumas North Fork Feather River, 6 miles northwest of Chester. 1402 Comment
  SEINET4556380 Image available Goodyera oblongifolia H. S. Reed 1941-1 Plumas Forest Lodge 1036 Comment
  CHSC99801  Gratiola ebracteata Lowell Ahart 2008-7-9 15063 Plumas Edges of a small pond, south of the road, about 1/2 mile northwest of the dam at Little Grass Valley Reservoir, about 4 miles (air) northwest of La Porte. 1689 Comment
  UC1025091  Gratiola ebracteata Leo Whitney 1934-8-8 1707 Plumas ca 10 mi nw Portola (3 mi e of the Cate Place, Big Grizzley Valley, Plumas National Forest); Plumas National Forest, Big Grizzley Valley 1828 Comment
  UCD123721  Gratiola neglecta Malcolm A. Nobs; S. Galen Smith 1949-8-18 1351 Plumas South end of Lake Almanor. Comment
  CAS-BOT-BC494138  Grindelia squarrosa William Harnach 2000-8-23 992 Plumas Sierra Valley. Intersection of Dyson Lane and Hwy 49 1496 Comment
  JEPS125792  Grindelia squarrosa var. serrulata William Harnach 2000-8-23 992 Plumas Intersection of Dyson Lane and Highway 49. Comment
  SJSU14311  Grindelia squarrosa var. serrulata N. A. Hopkins 1989-8-29 1593 Plumas by Frenchmans L Rd c. 1 mi N of Chilcoot Comment
  RSA8555  Hackelia californica Elmer I. Applegate 1929-6-22 5820 Plumas Near Lee s Camp, Warner Valley, Mt. Lassen region. Comment
  UC1063914  Hackelia micrantha E. Sawyer 1935-6-27 176 Plumas 3.7 mi n of Hawke; Plumas National Forest 1676 Comment
  CDA14005  Hackelia nervosa G. F. Hrusa, T. D. Wilfred 1997-6-26 13922 Plumas Sierra Nevada; about Brady's Camp. Pine Creek Valley, ~ 1/2 mi. NE Argentine Rock. Comment
  CHSC73935  Hackelia nervosa B. Castro 1998-10-7 857 Plumas Ca 4 air mi NE of Little Grass Valley Reservoir, on gentle NW-facing slope between S. Fork Feather River and Co. Rd 511. Ca 0.3 mi NNW of jcn of Co. road and USFS Rd 22N21. In bottom of drainage channel. 1816 Comment
  UC205015  Hackelia nervosa H. M. Hall 1912-6-29 9293 Plumas Spanish Peak; Sierra Nevada Mountains 2042 Comment
  RSA0009456  Hastingsia alba Marcus E. Jones 1897-7-3 s.n. Plumas Prattville. 1372 Comment
  CAS-BOT-BC307520  Hazardia whitneyi var. whitneyi Lowell Ahart 1980-9-17 2658 Plumas 1/2 mile north-west of Fowler Pk., Sierra Nevada 1600 Comment
  CHSC62340  Hazardia whitneyi var. whitneyi B. Castro 1989-8-21 408 Plumas Ca 8 air mi S of Bucks Lake, ca 1 mi N of Hunter's Ravine, along edges of USFS Rd 23N70. 1554 Comment
  CHSC84974  Hazardia whitneyi var. whitneyi Lowell Ahart 2003-10-17 10651 Plumas On the south side of the Pacific Crest Trail, about 1/2 mile northeast of Humboldt Peak, about 1 mile east of Humboldt Summit, about 8 miles (air) northeast of Butte Meadows. 2133 Comment
  CHSC95049  Hazardia whitneyi var. whitneyi L. P. Janeway 2006-9-20 8885 Plumas Northern High Sierra Nevada. Along dirt road 0.3 km southeast of American House and Challenge-La Porte Road. Mostly along compacted edges of dirt road and a little into adjacent forest. 1420 Comment
  SEINET11196757 Image available Helianthella californica var. nevadensis W. Harnach, N. Harnach 1990-6-27 408 Plumas W of Beckwourth, Ramelli Ranch (USFS), S of Railroad. 1500 Comment
  CAS-BOT-BC313433  Hemizonella minima John Thomas Howell 1961-6-21 36616 Plumas Greenville, Sierra Nevada 1097 Comment
  CDA24048  Herniaria hirsuta D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-2 6 .281 Plumas On route 70 W of Storrie on sunny south-facing cliff Comment
  CHSC70016  Hesperochiron californicus L. P. Janeway 1997-5-14 5128 Plumas West edge of Dixie Valley; north side of Dixie Creek; along road connecting between Road 26N70 (to Laufman) and Road 28N07 (to Frenchman Lake). 1691 Comment
  CHSC97431  Hesperochiron californicus Robert Fischer 2006-7-2 1044 Plumas Buckslake. Between Oroville and Bucks Lake, off the Oro-Quincy Hwy, at large meadow just south of Bucks Lake. 1371 Comment
  SEINET5499792  Hesperochiron californicus A. A. Heller, P. B. Kennedy 1907-7-5 8748 Plumas Red Clover Valley Comment
  UCD110560  Hesperolinon micranthum Helen K. Sharsmith 1955-6-28 4521 Plumas About one mile below Virgilia, East Branch of North Fork of Feather River. 762 Comment
  CHSC82450  Heterocodon rariflorum Lowell Ahart; John Dittes, Josephine Guardino 2002-7-2 9820 Plumas On the bottom of the water holding pond, about 150 yards north of Forest Road 22N94, on Hartman Bar Ridge, about 1 mile (air) southwest of Franklin Hill, about 4 1/2 miles (air) northwest of Tamarack Flat, about 9 miles (air) northwest of La Porte. 1597 Comment
  SEINET10460735  Heterocodon rariflorum Lowell Ahart 1975-7-20 Ahart s.n. Plumas Found in very wet ground 0.5 mile below the Bunker Hill Moine. 10 miles northeast of La Porte 1829 Comment
  RSA718507  Heterotheca oregona var. compacta L. P. Janeway 2006-10-1 8897 Plumas Northern High Sierra Nevada. Along Hwy 70 0.5 road km S of Rock Creek Reservoir dam, and above North Fork Feather River. 671 Comment
  CAS-BOT-BC311032  Heterotheca oregona var. compacta Lowell Ahart 1981-9-6 3067 Plumas About 6 miles N of Taylorsville 1300 Comment
  SD129585  Heterotheca villosa R. D. Goeden, Don Ricker 1989-8-22 1 Plumas Plumas National Forest at Frenchman Lake. 1720 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
  CAS-BOT-BC312288  Heterotheca villosa var. minor M. S. Taylor; H. Swanson 1982-8-11 4970 Plumas Along n side of Jamison creek Road (507) on cliffs, ca. 1 mi. w of Plumas-Eureka State Park, ca. 3 mi. sw of Johnsville 1798 Comment
  SD8411  Heuchera micrantha Mrs. R. M. Austin 1879-1 Plumas Big Meadows Comment
  CAS-BOT-BC424164  Heuchera micrantha var. erubescens John Thomas Howell 1976-7-16 51883 Plumas Spanish Creek near mouth of Slate Creek 1066 Comment
  RSA0066214  Heuchera micrantha var. erubescens E. K. Balls, P. C. Everett 1952-10-14 18213 Plumas Just above Butte Co. line, North Fork Feather River, on Hwy 24. 305 Comment
  UC137006  Heuchera micrantha var. erubescens Mrs. R. M. Austin 1882-8-20 Plumas North Fork Feather River (below meadows) Comment
  SEINET2431542 Image available Heuchera rubescens var. alpicola J. Ewan 1934-6-26 8294 Plumas Frazier Creek Falls. Gold Lake road. 1830 Comment
  CAS-BOT-BC319620  Hieracium albiflorum John Thomas Howell 1960-7-19 35709 Plumas Drakesbad, Lassen Volcanic National Park 1828 Comment
  JEPS94969  Hieracium horridum Lowell Ahart 1997-8-28 7873 Plumas about 1 mi e of the Bunker Hill Mine (on s side of the dirt road, just w of Hopkins Creek) 1706 Comment
  UC170929  Hieracium nudicaule H. M. Hall 1912-7-18 9365 Plumas Willow Creek Sierra Nevada Mountains, Willow Creek 1280 Comment
  CHSC54431  Hieracium scouleri var. nudicaule Vernon H. Oswald 1991-7-17 4755 Plumas Forest Rd 29N16 (Little Willow Lake Rd), 0.4 miles north of its junction with Rd 29N18 (Upper Rice Creek Rd), ca. 3 miles (air) south of Drakesbad and 0.5 mile (air) south of Little Willow Lake. 1874 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
  CHSC62129  Holodiscus microphyllus var. microphyllus L. P. Janeway 1993-7-15 4444 Plumas Plumas National Forest. Flat on top of the saddle between Bean Creek (tributary of upper Spanish Creek) and Berry Creek (tributary of East Branch North Fork Feather River). 1569 Comment
  CHSC73989  Holodiscus microphyllus var. microphyllus B. Castro; L. Gehrung 1998-10-2 855 Plumas Ca 5.5 air mi NE of Little Grass Valley Reservoir, on ridge west of Pilot Peak ca 0.1 mi NW of jcn of the Pacific Crest Trail, Co. Rd 511, and USFS Rd 22N60. 1981 Comment
  SACT001309  Hordeum brachyantherum Michael Baad 1976-8-7 Plumas 1 mile west of trailhead to Bear Lake to trailhead along road to Rubicon Springs from Lake Tahoe. 2011.0 Comment
  CAS-BOT-BC284655  Hordeum brachyantherum subsp. brachyantherum L. W. Swift 1930-7-30 30 Plumas Plumas National Forest, Grizzly Valley 1828 Comment
  CAS-BOT-BC284731  Hordeum jubatum Fred Sommers; Greg Sommers 1976-6-24 131 Plumas Sierra Valley Marsh, along Marble Lane 1487 Comment
  JEPS113678  Hordeum jubatum Lowell Ahart, Josephine Guardino 2007-7-20 14326 Plumas Strand of Lake Davis, about 100 yards west of Long Point, northeast side of Lake Davis 1763 Comment
  CAS-BOT-BC285105  Hordeum marinum subsp. gussoneanum John Thomas Howell 1955-7-19 30784 Plumas Vinton 1505 Comment
  CAS-BOT-BC532306  Horkelia fusca Mary E. Wall 1939-6-25 s.n. Plumas Brunch Creek ranger staion. Comment
  CDA28656  Horkelia fusca subsp. parviflora G. D. Barbe 1981-6-23 3116 Plumas 0.25 of a mile west of Round Valley Reservoir Dam at northwest shore of the reservoir. Comment
  POM295333  Horkelia fusca subsp. tenella Lyman D. Benson 1949-6-21 13743 Plumas Meadow 1 mile W of Lake Almanor Inn. Feather River 1341 Comment
  POM98576  Horkelia fusca subsp. tenella F. W. Peirson 1926-6-21 6794 Plumas Lake almanor, along N shore of Lake Comment
  CHSC117653  Horkelia fusca var. parviflora Lowell Ahart 2016-8-30 21325 Plumas On the west side of the meadow, south of the pond, about 100 yards west of the Pacific Crest Trail on Bunker Hill Ridge, about 1 1/2 miles (air) southeast of Pilot Peak. 2044 Comment
  CAS-BOT-BC537875  Horkelia fusca var. parviflora E. K. Balls 1950-8-31 15526 Plumas Hwy. 24, 1 mile north of Spanish Creek, just north of Quincy 1097 Comment
  POM183413  Horkelia tridentata L. S. Rose 1931-4-14 s.n. Plumas Woodleaf Comment
  CAS-BOT-BC538229  Horkelia tridentata var. flavescens W. W. Wagner 1919-5-18 252 Plumas Sockem Creek 1371 Comment
  HSC22952  Horkelia tridentata var. flavescens John Pratt 1970-6-21 34 Plumas Chester airport Comment
  CAS-BOT-BC201086  Hosackia crassifolia Mary Strong Clemens 1920-6-18 s.n. Plumas Lake Almanor Comment
  CHSC40420  Hosackia incana Lowell Ahart 1985-7-1 5095 Plumas At the end of a new logging road, about 1/2 mile east of Cement Creek, about 1/2 mile north of Onio Valley Creek, about 4 miles north-west of Pilot Pk., 1828 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
  CHSC57189  Hydrophyllum capitatum var. alpinum Casey Stemler 1990-4-21 18 Plumas 8 mi west of Humbug Valley, 11 mi southeast of Hwy 32. 1280 Comment
  CDA18758  Hydrophyllum occidentale G. D. Barbe, T. C Fuller 1982-7-16 3758 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
  UCSB16024  Hydrophyllum occidentale Breedlove, Dennis 1962-6-12 Plumas In upper drainage of Middle Fork of Feather River; 1 mile southeast of Cromberg; Sierra Nevada 1341 Comment
  RSA0091372  Hydrophyllum occidentale Bonnie C. Templeton 1968-1 11289 Plumas [No location data on label. Possibly Trinity County.] Comment
  RSA0110962  Hydrophyllum occidentale M. Canby 1929-5-12 134 Plumas 5 miles west of Blairsden. Comment
  RSA74345  Hydrophyllum occidentale Milo S. Baker 1952-5-24 12442 Plumas In canyon above Pine Valley, Hwy 89 945 Comment
  CAS-BOT-BC312845  Hymenoxys lemmonii Alice Eastwood 1927-6-27 14898 Plumas United States Forest Reserve. On road from Chilcott [Chilcoot] Comment
  CAS-BOT-BC400945  Hypericum anagalloides John Thomas Howell 1961-9-22 36799 Plumas Wolf Creek, Greenville 1088 Comment
  SJSU13930  Hypericum anagalloides N. A. Hopkins 1985-8-27 1317 Plumas Grass L 1786 Comment
  UC2058705  Hypochaeris glabra Tom Reyes, Martin Hutten, Heather Smith 2014-4-22 107 Plumas Terminal Geyser Comment
  CDA11935  Ipomopsis aggregata subsp. bridgesii G. F. Hrusa, J. Dinsdale 1989-6-27 7210 Plumas Sierra Nevada; NW end of Bucks Lake. Comment
  CHSC45349  Ipomopsis aggregata subsp. formosissima Vernon Oswald 1986-7-10 2193 Plumas Forest Service Rd. (Pacific Crest Trail) 0.9 mi w of LaPorte-Quincy Rd. On a roadcut. 1950 Comment
  CHSC97305  Ipomopsis aggregata subsp. formosissima Lowell Ahart; John Dittes 2007-8-9 14447 Plumas About 100 yards east of the poor dirt road, about 1/2 mile south of Mount Ingalls, about 5 1/2 miles (air) northwest of the north end of Lake Davis. 2493 Comment
  HSC101676  Iris hartwegii Dillon North Davis 2013-6-6 41 Plumas 9.7 miles south on FS Road 25N17 from intersection with Highway 70. 1576 Comment
  CAS-BOT-BC135739  Iris hartwegii L. W. Lenz; E. K. Balls 1956-6-19 21839 Plumas 1.2 mi. E. along State Hwy. 89 after leaving Lake Almanor 1417 Comment
  RSA517035  Iris macrosiphon W. I. Follett 1938-6-4 115 Plumas Rich Gulch 1250 Comment
  RSA105534  Iris tenuissima subsp. purdyiformis Lee W. Lenz, E. K. Balls 1955-5-13 20699 Plumas Between Tobin and Camp Rogers, Feather River Canyon. 610 Comment
  POM312958  Isoetes howellii Malcolm A. Nobs, S. Galen Smith 1949-8-18 1386 Plumas Last Chance Marshes at north end of Lake Almanor, just south of Chester. Comment
  CHSC44877  Iva axillaris Lowell Ahart 1974-7-9 548 Plumas Along the edge of Vinton Loyalton Road (Highway 49), about 4 miles south of Vinton. 1524 Comment
  LA203794  Iva axillaris J. A. Ewan; 1934-7-18 8549 Plumas 2 mi. W. Portola Comment
  CHSC84522  Iva axillaris subsp. robustior John Dittes; Lowell Ahart 2003-8-8 2003 -86 Plumas Northern High Sierra Nevada; northwest edge of Sierra Valley, ca. 5.7 air-miles southeast of Portola, ca. 3.4 air-miles south of Beckwourth, ca. 0.9 air-mile north of Dyson Lane. At east edge of Beckwourth-Calpine Road (A23). 1488 Comment
  CHSC91738  Ivesia aperta var. aperta G. D. Barbe; T. C. Fuller 1982-6-17 3837 Plumas Northern California. Plumas National Forest. East shore Frenchman Lake; Crystal Fishing Access. At the parking lot. [Lat./long. on label is '39 55 N; 120 11 W']. 1706 Comment
  UC1965420 Image available Ivesia aperta var. aperta A. A. Heller and P. B. Kennedy 1907-7-18 8882 Plumas Beckwith Comment
  JEPS98260  Ivesia gordonii Catie Bishop 2001-6-28 Plumas Red Mountain, 3 mi S of Bucks Lake, ridge 0.2 mi SE of Red Mt. Peak Comment
  CAS-BOT-BC109968  Juncus W. Harnach; N. Harnach 1991-6-21 565 Plumas Sierra Valley. Next to R/R bridge esat of County Road A-23. 1487 Comment
  UC1100934  Juncus balticus Malcolm A. Nobs and S. Galen Smith 1949-8-19 1460 Plumas se side Portola Comment
  JEPS114805  Juncus balticus subsp. ater Lowell 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 1613 Comment
  UCD108050  Juncus bufonius Tim Kuhn 2006-6-22 84 Plumas near Bagley Pass. Comment
  SEINET10472240  Juncus bufonius Lowell Ahart 1985-7-11 Ahart 5133 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
  CHSC80299  Juncus bufonius var. bufonius L. P. Janeway 1996-6-5 5006 Plumas Northern High Sierra Nevada/Modoc Plateau. Ramelli Ranch; northwest corner of Sierra Valley; 0.2 mi south of Middle Fork Feather River and 0.9 mi west of the road to Calpine. 1487 Comment
  CHSC99828  Juncus bufonius var. bufonius Lowell Ahart 2008-7-9 15064 Plumas Edges of a small pond, south of the road, about 1/2 mile northwest of the dam at Little Grass Valley Reservoir, about 4 miles (air) northwest of La Porte. 1689 Comment
  CHSC108041  Juncus covillei L. P. Janeway 2011-9-22 10739 Plumas Northern High Sierra Nevada. Plumas National Forest; a series of shallow ponds in Secret Diggings, 2.3 km south of La Porte. Common where bank is steeper, just above water line. 1468 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
  CHSC47545  Juncus covillei Lowell Ahart 1977-8-8 1544 Plumas Small meadow, east of the pond, Onion Valley, about 1 mile north-west of Pilot Peak, about 15 miles north of La Porte. 1828 Comment
  JEPS107931  Juncus dubius Lowell Ahart, Josephine Guardino 2005-8-10 12311 Plumas Small meadow, along a small branch of Lights Creek, east side of Forest Road 27N54, about 5 1/2 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake 1821 Comment
  SEINET6328797  Juncus effusus subsp. pacificus D. Mathews, J. Jaggers, A. Kowal, S. Batuik 2011-8-31 NV 030 -645 Plumas Grizzly Creek Ranch, near pond 1506 Comment
  CHSC52751  Juncus ensifolius Linnea Hanson 1990-6-15 Plumas Plumas National Forest. Along Greenhorn Cr 1.5 mi E of Quincy along Hwy 70, on the north side of the road. 1057 Comment
  SEINET3150870  Juncus ensifolius E. K. Balls 1950-9-5 15680 Plumas Thompson Creek, main trail off La Porte road, turn off Hwy 24, E of Quincy 1524 Comment
  SJSU13894  Juncus ensifolius N. A. Hopkins 1985-8-27 1310 Plumas Grass Lake 1786 Comment
  CHSC97597  Juncus hemiendytus var. hemiendytus Lowell Ahart; John Dittes 2007-6-16 14121 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
  UC1495735  Juncus hemiendytus var. hemiendytus Barbara Ertter and Jeffrey L. Strachan 1980-7-31 3884 Plumas w end Dixie Valley (just e of Beckwourth-Milford Rd); Plumas National Forest, Dixie Valley 1706 Comment
  CDA32027  Juncus howellii L. Ahart, J. Dittes, J. Guardino 2009-8-28 16355 Plumas On the north side of Forest Service Road 27N98, headwater of Clear Creek, about 2.0 miles (air) north of Butt Valley Reservoir Dam, about 3 miles (air) southwest of Lake Almanor Reservoir Dam Comment
  JEPS107985  Juncus laccatus Lowell Ahart, John Dittes 2005-9-20 12451 Plumas On the south side of Forest Road 27N34, about 1 mile northeast of Eisenheimer Peak, about 3/4 mile south of Wilcox Valley 2004 Comment
  CHSC97468  Juncus luciensis Lowell Ahart; John Dittes 2007-6-16 14097 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
  CHSC100430  Juncus macrandrus Lowell Ahart 2008-9-10 15391 Plumas Meadow (swamp, bog) about 100 yards north of the paved road, about 1/4 mile west of the bridge where the South Fork of the Feather River flows into Little Grass Valley Reservoir, about 4 1/2 miles (air) north of La Porte. 1597 Comment
  CHSC21583  Juncus mertensianus L. M. Mayer; D. E. Brink Jr. 1975-7-23 Plumas Bucks Lake. Comment
  CDA13976  Juncus nevadensis G. F. Hrusa 1996-8-2 13440 Plumas Sierra Nevada; SW base of ridge between Argentine & Taylor Rocks, 1 mi. NW of Argentine Rock. . Comment
  CDA43015  Juncus nevadensis L. Ahart 2008-8-13 15161 Plumas Northeast edge of La Porte Road, north of East Branch Creek, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte. Comment
  JEPS110178  Juncus nevadensis Lowell Ahart 2006-10-8 13420 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
  CHSC97804  Juncus nevadensis var. nevadensis L. P. Janeway 2007-8-13 9182 Plumas Northern High Sierra Nevada. Frenchman Hill and western end of Red Mountain; near Road 23N69; head of Frazier Creek. Southwest-facing slope of generally open weathered serpentine. At and around a small spring. 1774 Comment
  CHSC99972  Juncus nevadensis var. nevadensis Lowell Ahart 2008-9-10 15387 Plumas A little north of the culvert, bottom of Onion Valley Creek, on the east side of Quincy la Porte Road, about 9 1/2 miles (air) northeast of La Porte. 1899 Comment
  CHSC54539  Juncus occidentalis Vernon H. Oswald 1991-8-8 4818 Plumas Lassen Volcanic Park. Trail to Terminal Geyser just north of the south boundary of the park at Willow Lake, ca. 3 miles (air) southeast of Drakesbad. Along the trail. 1658 Comment
  JEPS120756  Juncus occidentalis Lowell Ahart 2013-8-23 19020 Plumas East of Bird Creek, about 1/2 air mile west of Monitor Flat, about 3 air miles northwest of Pilot Peak, about 9 air miles northeast of La Porte. Comment
  CHSC65858  Juncus orthophyllus L. P. Janeway 1995-10-11 4936 Plumas Lakes Basin. 0.3 mi north-northeast of Lakes Basin Campground; on east side of Gold Lake Hwy opposite the entrance to the campground. Drainage. 1923 Comment
  CHSC102671  Juncus tenuis Lowell Ahart; John Dittes 2009-9-7 16390 -A Plumas On damp bare soil, below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam. 1591 Comment
  CHSC94997  Juncus tenuis Lowell Ahart 2006-10-23 13491 A 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
  CHSC60065  Juniperus communis B. Castro; J. Jurewiez 1991-8-12 445 Plumas Ca. 3.5 air mi S of Bucks Lake and 0.1mi SE of Grizzly Mtn (=Red Mtn), along USFS Rd 23N69 ca 0.5 mi W of its jcn with USFS Rd 23N18. 1911 Comment
  CAS-BOT-BC58898  Kalmia microphylla subsp. microphylla J. H. Hatton; Cayot 1914-9-12 19213 Plumas Long Lake 2072 Comment
  HSC83402  Kalmia polifolia Lynn J. Gillespie 1982-5-23 Plumas ca. 3.5 mi, NE of Spanish Ranch, ca. 100 mi. N of Snake Lake 1220 Comment
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Mar 30 2016
  CHSC84903  Kalmia polifolia subsp. microphylla L. P. Janeway 2003-9-20 8000 Plumas Northern High Sierra Nevada. At meadow and shallow pond complex in cirque 0.15 km southwest (up-drainage) of Hellgramite Lake; northeast side of Sierra Nevada crest; Lakes Basin Recreation Area. At pond edge. 2115 Comment
  CAS-BOT-BC246167  Keckiella lemmonii John Thomas Howell 1951-8-19 28174 Plumas Near Paxton, Sierra Nevada 914 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
  JEPS10897  Keckiella lemmonii W. I. Follett 1942-7-27 135 Plumas Deadwood Summit 1386 Comment
  UC103021  Keckiella lemmonii unknown 180 Plumas Dutch Hill Comment
  CHSC101939  Kelloggia galioides Lowell Ahart; John Dittes 2009-7-15 16083 Plumas On dry rocky soil, near a small wash, on the south side of Forest Service Road 26N671, northeast of Forest Service Road 26N67, about 2.8 miles (air) southeast of Butt Valley Reservoir Dam. 1702 Comment
  CHSC53067  Kelloggia galioides L. P. Janeway 1989-6-23 3394 Plumas Plumas National Forest. Along rd 24N45Y ca 0.1 mi E of N end of Crocker Mdw. 1752 Comment
  CAS-BOT-BC340348  Kyhosia bolanderi J. T. Vale 1988-10-4 s.n. Plumas Bucks Lk. Old Rd. Summit 1676 Comment
  CAS-BOT-BC340352  Kyhosia bolanderi John Thomas Howell 1960-7-23 35940 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  JEPS7375  Kyhosia bolanderi W. L. Jepson 1929-7-29 19283 Plumas between Fales Hill and Chaparral Hill; Spanish Creek headwaters 1584 Comment
  CAS-BOT-BC340413  Lactuca biennis Lowell Ahart 1979-8-16 s.n. Plumas Where the road crosses Bear Gulch. Along the edge of Bear Gulch. Bear Gulch is 2 1/2 mi. e of Little North Fork Camp 1600 Comment
  CAS-BOT-BC340595  Lactuca serriola Lowell Ahart 1981-9-6 3076 Plumas 1 1/2 miles SW of Crescent Mills 1200 Comment
  HSC14211  Lamium amplexicaule R. P. Maynard, Jr. 1963-5-4 38 Plumas 7 mi. S of Lake Almanor on Hwy. 89 Comment
  CAS-BOT-BC337875  Lapsana communis John Thomas Howell 1974-9-19 50887 Plumas Quincy 1036 Comment
  CHSC53153  Lathyrus brownii L. P. Janeway 1989-6-22 3365 Plumas Plumas National Forest. Slopes between Crocker Mtn and Crocker Mdw, along rd 24N49Y. 1804 Comment
  SEINET10451848  Lathyrus lanszwertii subsp. aridus Mary Susan Taylor 1982-6-2 Taylor 4596 Plumas 5700 ft. T23N R12E nw sec 17. Johnsville quad. E side of 23N11, ca. 2 air mi e of Cromberg, just n of Cogswell Ravine. 1737 Comment
  SEINET10776288  Lathyrus latifolius D. G. Kelch 2006-6-20 Kelch 06 .257 Plumas Along road at base of cliff about 15 miles E of Oroville. Mark 83. 610 Comment
  CAS-BOT-BC205067  Lathyrus sulphureus John Thomas Howell 1975-7-22 51374 Plumas 2 miles northwest of Spring Garden 1173 Comment
  CAS-BOT-BC205070  Lathyrus sulphureus John Thomas Howell 1961-6-21 36696 Plumas Greenville 1097 Comment
  CHSC91698  Lathyrus sulphureus G. F. Hrusa; S. Gamairi, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16288 Plumas Northern Sierra Nevada. Butterfly Valley Botanical Area: outside of bog. 1158 Comment
  SEINET5327338  Lathyrus sulphureus A. A. Heller, P. B. Kennedy 1907-7-12 8826 Plumas Between Taylorville and Crescent Mills Comment
  CAS-BOT-BC321051  Layia glandulosa Elizabeth McClintock 1968-5-18 s.n. Plumas East of Frenchman Reservoir, N of Chilcoot 1706 Comment
  CAS-BOT-BC274337  Leersia oryzoides John Thomas Howell 1959-9-21 34762 Plumas Bars of N. Fork Feather River near Belden 701 Comment
  CAS-BOT-BC527249  Lemna John Thomas Howell 1961-9-23 36854 Plumas Indian Valley, Sierra Nevada 1082 Comment
  RSA52914  Lemna minor R. Weatherby 1950-7-21 1474 Plumas East Quincy 1037 Comment
  CHSC46713  Lemna trisulca V. Oswald; W. Dempsey 1989-8-24 3970 Plumas Big Springs in Humbug Valley, ca. 13 mi (air) s of Chester. 1316 Comment
  CHSC40851  Lepidium campestre K. R. Stern 1985-6-25 8268 Plumas Meadow, vicinity of Blairsden. 1371 Comment
  RSA726444  Lepidium campestre L. Ahart, John Dittes 2007-6-17 14161 Plumas About 1/4 mile east of bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1655 Comment
  RSA101402  Lepidium virginicum R. Weatherby 1955-8-4 1673 Plumas No Ear Bar. Middle Fork Feather River. 915 Comment
  CAS-BOT-BC60091  Lepidium virginicum var. menziesii John Thomas Howell 1955-7-19 30788 Plumas Sierra Nevada. Vinton. 1505 Comment
  UCD19162  Leptosiphon ambiguus June McCaskill 1956-1 424 Plumas Lake Almanor region? Comment
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Jul 13 2018
  CHSC80854  Leptosiphon harknessii Lowell Ahart 2001-7-17 8918 Plumas Meadows, on the west side of a poor logging road, east of a small branch of Butt Creek, about 2 1/2 miles (air) north of Humboldt Summit. 1828 Comment
  CAS-BOT-BC342085  Leucanthemum vulgare John Thomas Howell; Gordon H. True 1967-7-9 43271 Plumas Meadow at Quincy 1036 Comment
  CAS-BOT-BC508372  Leucocrinum montanum Alice Eastwood 1918-5-25 6982 Plumas Portola Comment
  SEINET8480452  Leucocrinum montanum T. Ramelli 1948-5-16 38 Plumas 1 mile W of Vinton. 1524 Comment
  UC725522  Leucocrinum montanum A. A. Heller 1942-5-8 16468 Plumas w of Vinton 1524 Comment
  CAS-BOT-BC59613  Leucothoe davisiae Lewis S. Rose 1932-9-7 32641 Plumas Bear Lakes. 1981 Comment
  CHSC21665  Leucothoe davisiae D. Brink; L. Mayer 1975-7-11 Plumas Bucks Lake. Comment
  CAS-BOT-BC233776  Lewisia cantelovii Antoine Lefebre 1941-9-1 s.n. Plumas Feather River Canyon below road to Lake Almanor Comment
  JEPS50776  Lewisia cantelovii Rimo Bacigalupi with Paul Hutchison and L. R. Heckard 1967-6-16 9286 Plumas granite cliffs just n along Feather River Highway Storrie 716 Comment
  CHSC21711  Lewisia nevadensis F. T. Griggs; A. Pass 1975-7-17 229 Plumas Buck's Lake Forest Service Survey. Comment
  JEPS48672  Lewisia nevadensis Esther C. Fritz 1933-7-15 Plumas Spanish Peak 2133 Comment
  CAS-BOT-BC444171  Lewisia nevadensis Mrs. H. C. Cantelow 1939-5-19 4208 Plumas 3.3 mi. E. of Bucks Lake Comment
  JEPS87757  Lewisia triphylla Lowell Ahart 1994-6-15 7324 Plumas w side of logging road near intersection of Lumpkin Ridge Road and road to Tamarack Flat (about 1 air mi w of Little Grass Valley Reservoir) 1767 Comment
  JEPS28607  Ligusticum grayi George W. Gillett 1957-7-17 789 Plumas gully running into stream flowing from Little Willow Lake into Willow Lake (Lassen Volcanic Nat'l Park); Lassen Volcanic Nat'l Park 1767 Comment
  UCD139740  Lilium kelleyanum J. M. Tucker 1948-7-24 1726 Plumas Near road from Cascade to Camel Peak. 1615 Comment
  CAS-BOT-BC509326  Lilium kelleyanum Anna Head 1921-7-6 s.n. Plumas Lake Center Camp, Feather River Region Comment
  CAS-BOT-BC509333  Lilium kelleyanum Mary Strong Clemens 1920-6-18 s.n. Plumas Lake Almanor Comment
  CAS-BOT-BC509342  Lilium kelleyanum Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region Comment
  CAS-BOT-BC509350  Lilium kelleyanum Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1690 Plumas Above Sweetwater Meadow 1127 Comment
  CAS-BOT-BC130785  Lilium pardalinum Rimo Bacigalupi 1927-7-10 1692 Plumas About 1/4 mile below outlet of Long Lake along Gray Eagle Creek 1828 Comment
  CHSC60164  Lilium pardalinum subsp. pardalinum L. P. Janeway 1992-7-10 4260 Plumas Plumas National Forest. About 0.5 mi northeast of top of Grizzly Ridge, in upper Joseph Creek drainage. 2087 Comment
  CAS-BOT-BC133082  Lilium washingtonianum subsp. washingtonianum Mrs. Mary Strong Clemens 1920-6-18 s.n. Plumas Lake Almanor Comment
  JEPS102829  Limosella aquatica Lowell Ahart 2001-8-29 9228 Plumas On the bottom of Little Last Chance Creek, on the strand of Frenchman Lake. 1700 Comment
  UC485788  Linanthus ciliatus H. F. Copeland 1932-8-24 Plumas Drakesbad 1828 Comment
  CDA19273  Linanthus harknessii G. D. Barbe, T. C. Fuller 1982-6-17 3836 Plumas Plumas National Forest; East shore Frenchman Lake at the parking lot; Crystal Fishing Access. 1706 Comment
  JEPS113659  Linanthus harknessii Lowell Ahart, John Dittes 2007-6-16 14093 Plumas Graded road gutter, east of the small stream, on the south side of County Road 111 (Beckwourth Genesee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis 1647 Comment
  CDA32035  Linaria vulgaris J. Dittes 2005-9-3 1296 Plumas Northern High Sierra Nevada Range; 8.3 air-miles S of diamond Mt., 4.6 air-miles WxNW of Antelope Lake Dam, 2.7 air-miles NE of Taylor Lake; ca. 0.5 air-mile east of intersection of FS Routes 27N090 and 27N56; Moist meadow just west of northern tributary drainage of Hungry Creek Comment
  UC1101438  Lindernia dubia var. dubia Malcolm A. Nobs and S. Galen Smith 1949-8-18 1350 Plumas s end Lake 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
  CAS-BOT-BC36580  Lithocarpus densiflorus var. echinoides Anna Head 1920-6-5 s.n. Plumas Camp Rodgers, Feather River region 701 Comment
  SEINET10482999  Lithophragma Mary Susan Taylor 1982-5-23 Taylor 4519 Plumas T25N R7E ne/nw sec 20. Almanor SW quad. S side of Caribou Rd, ca. 1/10 mi n of its jct with Hwy 70, ca. 3 mi e of Belden. Shoo-fly formation; 2400 ft. 731 Comment
  RSA164336  Lithophragma brevilobum Clare B. Hardham 1961-6-16 7469 Plumas Diamond Peak. 2287 Comment
  CAS-BOT-BC435470  Lithophragma glabrum Mary Strong Clemens 1920-6-21 s.n. Plumas Quincy Comment
  CHSC57314  Lithophragma glabrum L. P. Janeway 1991-5-14 3965 Plumas Plumas National Forest. West side of Claireville Flat, 1/2 mi southeast of Hwy 70, ca 3/4 mi northwest of Middle Fork Feather River; ca 5 mi west-southwest of Portola. 1487 Comment
  CAS-BOT-BC435467  Lithophragma glabrum Robert J. Weatherby 1950-5-31 1439 Plumas Lake Almanor 1417 Comment
  RSA101465  Lithophragma glabrum R. Weatherby 1955-7-2 1573 -a Plumas Creek below Bear Ridge. Near Taylor Lake. 1982 Comment
  CAS-BOT-BC428427  Lithophragma parviflorum Ella Dales Cantelow 1941-5-18 4331 Plumas 1 mi. w. of Mohawk Rd. to Johnsville. 1463 Comment
  CHSC81407  Lithophragma parviflorum var. parviflorum L. P. Janeway 1996-5-7 4961 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. 902 Comment
  UC79323  Lithospermum californicum Mrs. R. M. Austin 1880-1 Plumas Comment
  CAS-BOT-BC269066  Lolium perenne John Thomas Howell 1960-7-18 35567 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  CHSC58207  Lolium perenne Vernon H. Oswald; Lowell Ahart 1992-6-22 5023 Plumas Lassen Volcanic National Park. Leveled drilling platform surrounding the well-head at Terminal Geyser. 1767 Comment
  CHSC41181  Lomatium nudicaule J. D. Jokerst 1984-5-14 2016 Plumas Top of the slopes S of Ward Creek, SW of Genesee Valley. 1584 Comment
  UC1123037  Lomatium nudicaule E. Sawyer 1935-6-21 134 Plumas 4 1/2 mi. n.-n.e. Crow (Plumas Nat'l Forest); , Sierraville Quad. Comment
  CHSC54468  Lonicera cauriana Vernon H. Oswald; Lowell Ahart 1991-7-30 4786 Plumas Humbug Rd at Grizzly Creek, 5.2 miles (odometer) northeast of Humbug Summit (between Humbug Summit and Humbug Valley). 1777 Comment
  CHSC54521  Lonicera cauriana Vernon H. Oswald 1991-8-5 4805 Plumas Lassen Volcanic National Park. Little Willow Lake located near the south boundary of the park, ca. 2.5 miles (air) south-southeast of Drakesbad. 1844 Comment
  CHSC100121  Lonicera involucrata var. involucrata L. P. Janeway; David Toren 2008-9-15 9597 Plumas Northern High Sierra Nevada. Plumas National Forest; along South Branch Middle Fork Feather River at Cascade Creek, 100 m upstream of the Road 22N95 bridge; 1.6 km northwest of Cascade. In sandy ground between the confluence of two creeks. 1068 Comment
  RSA71309  Lotus argophyllus var. fremontii L. S. Rose 1951-6-29 51078 Plumas Rock Creek, Feather River 550 Comment
  HSC100724  Lotus corniculatus Lowell Ahart, John Dittes 2009-7-14 16077 Plumas E side of F.S. Rd. 26N22 and 26N221, 2.6 (air) mi. SE of Seneca, 6.5 (air) mi. S of Lake Almanor Reservoir Dam. 1608 Comment
  RSA755329  Lotus crassifolius var. crassifolius L. Ahart 2009-7-13 16044 Plumas On the side of Forest Service Road 27N98, headwater of Clear Creek, about 2.0 air miles north of Butt Valley Reservoir Dam, about 3 air miles southwest of Lake Almanor Reservoir dam. 1477 Comment
  UC1523777  Lotus nevadensis Gary Schoolcraft 1981-6-17 471 Plumas sw of Portola 1481 Comment
  SEINET12163677  Lotus nevadensis W. Knight, Kinght, I. 1983-1 4922 Plumas 6miN of Chester on rd to Drakesbad on North Fork of Feather R 1463 Comment
  SEINET6655549  Lotus nevadensis Duane Isely, Isabelle Isely 1971-7-13 11398 Plumas Spring Garden.; 0 1216 Comment
  RSA186425  Lotus oblongifolius var. nevadensis D. D. Keck 1932-7-3 1710 Plumas Quincy Comment
  SEINET3696859 Image available Lotus purshianus A. A. Heller 1938-7-2 15243 Plumas Feather River Highway near Gray's Flat 869 Comment
  UC862209  Lotus purshianus var. purshianus A. A. Heller 1938-7-2 15242 Plumas near Grays Flat (along the Feather River Highway) 868 Comment
  SEINET8057821  Lupinus P. A. Lehenbauer 1937-5-30 s.n. Plumas On Feather River 60 miles north of Reno, near Feather River Inn Comment
  SD254614  Lupinus adsurgens Daisie Huang 2006-8-11 6081106 Plumas Quincy-La Porte Rd. 1257 Comment
  JEPS125949  Lupinus adsurgens var. adsurgens D. W. Taylor 2000-7-30 17534 Plumas Genesee Valley, road to Antelope Lake Reservoir (Forest Road 172) ca 3 miles E of Genesee Comment
  SEINET10452615  Lupinus albicaulis Mary Susan Taylor 1982-5-27 Taylor 4549 Plumas T24N R8E ne/ne sec 14. Bucks Lake NE quad. E side of Deans Valley Rd (24N29), 0.3 mi s of its jct with Bucks Lake Rd, ca. 1 mi ne of Meadow Valley. 3800 ft. 1158 Comment
  JEPS85917  Lupinus angustiflorus L. P. Janeway 1990-7-12 3795 C Plumas along top of Eureka Ridge ca 0.5 mi s of the head, Beckwourth Ranger District Bear Creek; Plumas National Forest, Johnsville Quad., Bear Creek 2103 Comment
  JEPS85925  Lupinus angustiflorus L. P. Janeway 1990-7-12 3795 A Plumas along top of Eureka Ridge ca 0.5 mi s of the head, Beckwourth Ranger District Bear Creek; Plumas National Forest, Johnsville Quad., Bear Creek 2103 Comment
  SEINET10871212  Lupinus angustiflorus Mary Susan Taylor 1982-7-12 Taylor 4818 Plumas T22n,r11e,sec.21 e 1/2 ne 1/4. Johnsville quad. Corolla white. Along eureka Peak road, ca 1.5 mile s of mcrae meadows turnoff, ca 6 air miles w of mohawk. Open logged area. With hackelia 2164 Comment
  UC384657  Lupinus arbustus E. D. Merrill 1929-7-13 Plumas Silver Lake 1828 Comment
  SEINET10484724  Lupinus arbustus subsp. silvicola Douglas G. LeDoux, Katherine L. Morris; David B. Dunn 1973-6-5 LeDoux 1077 Plumas On s side of greenville on n facing slope. Douglas fir forest on small side Road Comment
  CHSC60089  Lupinus argenteus var. argenteus L. P. Janeway 1990-7-18 3803 Plumas Plumas National Forest. Near Emigrant Cr 1/4 mi N of the crest of Grizzly Ridge. 2103 Comment
  CHSC36862  Lupinus argenteus var. heteranthus M. S. Taylor 1982-8-19 5025 Plumas Along Fitch Canyon Rd, ca. 1 mi sw of its junction with Milford-Beckwourth Rd, ca. 4 mi s of Milford. 1828 Comment
  CHSC34760  Lupinus argenteus var. meionanthus M. S. Taylor 1981-7-29 4146 Plumas Both sides of 25N42C, 1.4 mi ne of its jct with 25N42 - Flourney Grade, ca. 4 mi e of Genesee. 1706 Comment
  CAS-BOT-BC196604  Lupinus argenteus var. palmeri L. P. Janeway; Garrett Gibson 1991-7-1 4065 Plumas Along east side of Lake Davis, ca 2 1/4 mi north of the Grizzly Valley Dam 1783 Comment
  CAS-BOT-BC196676  Lupinus breweri var. breweri J. T. Vale 1989-10-4 s.n. Plumas Rd. Bucks Ck - Oroville 1981 Comment
  UCR26891  Lupinus caudatus E. C. Nord, B. W. Parkinson 1958-7-2 N- 87 Plumas Plumas National Forest, 0.5 mi SE of Meadow View [USFS] Guard Station 1982 Comment
  SEINET10841141  Lupinus caudatus Mary Susan Taylor 1982-8-19 Taylor 5025 Plumas T26N R14E ne/ne sec. 14. Ferris Creek quad. Along Fitch Canyon Rd, ca. 1 mi sw of its jct with Milford-Beckwourth Rd, ca. 4 mi s of Milford. Jeffrey Pine Forest; 6000 ft. Dry sandy soil. 1829 Comment
  SEINET10490669  Lupinus caudatus subsp. caudatus Mary Susan Taylor 1982-7-10 Taylor 4620 Plumas T23n, r15e nw1/4sw1/4, sec. 7. Reconnaissance peak quad. Corolla blue. Around grassy knoll with large granite boulders, sw of 23n72, ca. 1 Mi. W of Table rock, ca. 3 Air mi. Ne of beckwourth. With phacelia linearis, penstemon Deustus. 1554 Comment
  CAS-BOT-BC215371  Lupinus dalesiae M. S. Taylor 1982-5-25 4530 Plumas W side of Peoria Creek Road (23N10), 13.5 miles SW of it junction with Poplar Creek just S of Sloat 1463 Comment
  CAS-BOT-BC215412  Lupinus dalesiae M. S. Taylor 1982-6-1 4575 Plumas On N side of Highway 70, Indian Hill, ca. 1 mile W of Quincy 1097 Comment
  CAS-BOT-BC8483  Lupinus dalesiae Mary Strong Clemens 1920-6-3 s.n. Plumas greenville 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
  CHSC36199  Lupinus dalesiae M. S. Taylor 1982-7-21 4887 Plumas American Valley, on ne side of hills s of Greenhorn Creek, ca. 1.5 mi ne of Quincy. 1066 Comment
  UCD107623  Lupinus dalesiae G. F. Hrusa 1997-5-30 13827 Plumas at edge of power lines, on E side of Rattlesnake Creek, immed. S of Hwy 70 approx. 15 mi. E of Quincy. Sierra Nevada. 1350 Comment
  SEINET10452043  Lupinus dalesiae Mary Susan Taylor 1982-5-25 Taylor 4521 Plumas T23N R11E ne/se sec 2. Mt Ingalls quad. Sloat burn; along n rdbk of 23n12 and uphill ca. 20 ft into McDermott Ravine, and ravine just e; ca. 1 mi ne of Sloat. 4600 ft. Jeffrey Pine Forest. 1402 Comment
  SEINET10485189  Lupinus dalesiae Mary Susan Taylor 1982-7-12 Taylor 4809 Plumas T22n r11e nw1/4se1/4 sec 10. Johnsville quad. Cobbly slope on s side of 23N09, near headwaters of bear creek, ca 5 air mi. W of mohawk. Mixed Evergreen forest. With pedicularis semibarbata, pteridium aquilinum. 1890 Comment
  SEINET10485203  Lupinus dalesiae Melvin L. Conrad 1981-7-12 Conrad 9482 A Plumas In meadow valley, ca 7 mi w of quincy, on s side of hwy in pine forest. Comment
  SEINET10838176  Lupinus dalesiae Taylor 1982-6-16 Taylor 4681 Plumas Spring garden quad. Corolla yellow. Open disturbed roadcut, along spur road Off thompson creek rd (24n26), .2-.3 mi from its jct, ca. 3 Mi southeast of Quincy. With calystegia polymorpha, clarkia rhomboidea. 1402 Comment
  SEINET10940042  Lupinus dalesiae Mary Susan Taylor 1982-5-27 Taylor 4555 Plumas T24N R9E nw/nw sec 18. Bucks Lake NE quad. S side of Bucks Lake Rd, 4.5 mi sw of its jct with Hwy 70 in Quincy. 3600 ft. 1097 Comment
  SEINET8042174  Lupinus formosus A. A. Heller, P. B. Kennedy 1907-7-12 8823 Plumas Near Greenville Comment
  UC1129475  Lupinus grayi E. Sawyer 1935-6-1 54 Plumas 1 3/4 mi ne Hawks; Sierraville Quad. Comment
  SJSU11970  Lupinus lepidus var. confertus N. A. Hopkins 1970-9-19 363 Plumas W side of Sierra Valley just N of Sierra county line 1371 Comment
  CHSC43667  Lupinus lepidus var. lobbii Vernon Oswald 1984-6-19 1292 Plumas Paynes Creek Rd. between Wilson Lake and Chester, 8.8 mi n-e of Hwy 36. 1584 Comment
  RSA0018282  Lupinus nanus Joan Stewart 2000-06 1043 Plumas Plumas National Forest Comment
  CHSC21586  Lupinus obtusilobus L. M. Mayer; D. E. Brink Jr. 1975-8-12 Plumas Bucks Lake Floristic Survey. Comment
  JEPS105989  Lupinus onustus Lowell Ahart, John Dittes, Josephine Guardino 2004-5-24 10952 Plumas On the east side of an old logging road, about 400 yards south of a good dirt forest road, about 1/8 mile north of the railroad, Greenhorn Creek, and Highway 70, about 3/4 mile west of Squirrel Creek, about 7 miles (air) southeast of Quincy 1230 Comment
  NY15966  Lupinus onustus M. E. P. Ames s.n. Plumas Comment
  POM181932  Lupinus onustus J. G. Lemmon 1874-09 s.n. Plumas [No location information provided.] Comment
  POM147064  Lupinus onustus Alice Eastwood 1927-06 14461 Plumas United States Forest Reserve, Forest Lodge, Greenville. Comment
  SEINET10451242  Lupinus onustus Patricia L. Kenney 1973-6-5 Kenney 437 Plumas Collected along a stream along hwy. 70, 6 Mi s from jct. Of hwy. 87 And 70. Douglas fir and yellow pine. 1067 Comment
  SEINET10452646  Lupinus onustus Mary Susan Taylor 1982-5-27 Taylor 4542 Plumas T26N R9E e/se sec 23. Greenville SW quad. Mostly w side of Dixie Canyon Rd (204), 1.2 to 2 mi n of its jct with Hwy :89 at Mocassin. 4000-4400 ft. S of Greenville. 1219 Comment
  SEINET10484150  Lupinus polyphyllus subsp. superbus Mary Susan Taylor 1982-7-7 Taylor 4787 A Plumas T22N R12E sw/ne sec 9. Johnsville quad. Jct of Hwy 70 and Mohawk turnoff, at Mohawk Ranger Station, ca. 1 mi w of Blairsden. 4400 ft. 1341 Comment
  UC1129726  Lupinus polyphyllus var. burkei E. Sawyer 1935-6-27 169 Plumas 3 1/2 mi n Hawks; Plumas National Forest, Sierraville Quad. Comment
  SEINET8059932  Lupinus polyphyllus var. burkei A. A. Heller, P. B. Kennedy 1907-7-15 8858 a Plumas Near mouth of Little Grizzly creek below Genessee Comment
  SEINET10452652  Lupinus sellulus Mary Susan Taylor, M. Foster 1981-6-3 Taylor 3852 Plumas T25N R14E sw sec 27, Crocker Mt quad. Jct of Beckwourth-Milford Rd and Squaw Valley Rd, in Squaw Valley, ca. 11 mi N of Beckwourth; elevation ca. 5600 ft. 1707 Comment
  CAS-BOT-BC323946  Lupinus sellulus var. artulus M. S. Taylor 1982-6-12 4638 Plumas S side of Hwy 36, W side of Lake Almanor, ca 0.5 mi E of Chester. 1371 Comment
  SEINET10490234  Lupinus sellulus var. artulus Mary Susan Taylor 1982-7-14 Taylor 4831 Plumas Corolla pale blue. Near jct. Of 27n92 and 26n18 in Long Valley around creek, ca 4 air mi wWof Greenville. Dry roadside in hardpacked Soil. 1676 Comment
  CHSC108104  Luzula cascadensis Lowell Ahart 2011-9-20 17687 Plumas Moist open area along a very small stream, on the north side of the poor dirt road on the north side of Pilot Peak, about 9 miles (air) northeast of La Porte. 2072 Comment
  RSA101477  Luzula comosa R. Weatherby 1955-6-26 1544 Plumas Mud Lake, Lakes Basin Area. 2104 Comment
  UCSB46162  Luzula comosa Reisentz, Paul 1979-5-12 Plumas at Lewisia Rock; 3 miles south of Beldon; on Highway 70 Comment
  CHSC63297  Luzula parviflora Lowell Ahart 1994-6-17 7346 Plumas On the edge of a small meadow, on the east side of Sly Creek, about 1 mile north of Schwartz Meadow, about 1 mile east of Sly Creek Reservoir. 1097 Comment
  RSA496340  Lysimachia nummularia Elaine Joyal, D. Mehlman 1988-6-30 1299 Plumas E of Quincy. Irrigation ditch running through heavily-used pasture, with Typha, Carex. 1200 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
  SEINET10473901  Machaeranthera canescens Mary Susan Taylor 1982-8-18 Taylor 5051 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
  CHSC76035  Madia citriodora G. F. Hrusa 1997-6-26 13876 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). 1450 Comment
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May 24 2013
  CHSC59904  Madia elegans subsp. elegans L. P. Janeway 1992-7-31 4282 Plumas In canyon of North Fork Feather River; along the Chambers Creek Trail ca 0.5 mi from Hwy 70 (along old powerline access road). 682 Comment
  CAS-BOT-BC344469  Madia exigua Anna Head 1921-6-21 s.n. Plumas Campbells Hot Springs, Feather River Region Comment
  CHSC41276  Madia exigua J. D. Jokerst 1984-5-13 2002 Plumas Canyon of Indian Cr. on slopes N of creek and S of the Indian Creek Road. In Eastside forest. 1249 Comment
  CHSC87819  Madia exigua Lowell Ahart; John Dittes, Josephine Guardino 2004-6-6 11012 Plumas Road edge, on the north side of the logging road, about 3 3/4 miles (air) south of Lower Taylor Rock, about 7 1/2 miles (air) northeast of Quincy. 1357 Comment
  SD87701  Madia exigua Frank W. Peirson 1926-6-21 6787 Plumas Lake Almanor Comment
  CAS-BOT-BC342849  Madia glomerata A. A. Heller; P. B. Kennedy 1907-7-18 8883 Plumas Beckwith [Beckwourth] Comment
  CAS-BOT-BC342862  Madia glomerata Lowell Ahart 1981-9-6 3089 Plumas 1 1/2 miles SW of Crescent Mills 1200 Comment
  CHSC100324  Madia glomerata Lowell Ahart 2008-8-13 15167 Plumas On the west side of La Porte Road, west of East Branch Creek, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte. 1613 Comment
  JEPS114377  Madia glomerata Lowell Ahart 2008-8-13 15167 Plumas On the west side of La Porte Road, west of East Branch Creek, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte 1613 Comment
  RSA201259  Madia glomerata J. T. Howell 1960-7-18 35601 Plumas Drakesbad. Lassen Volcanic National Park. 1677 Comment
  RSA59478  Madia glomerata E. K. Balls 1950-9-15 15873 Plumas 5 miles southeast of Graeagle, Sulphur Creek, Hwy 89 1372 Comment
  CDA13413  Madia gracilis G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13262 Plumas Sierra Nevada; Vicinity of headwaters of Bull Run Creek off USFS 23N12E. Comment
  CHSC91691  Madia gracilis G. F. Hrusa; P. Kerr, S. Winterton 2004-6-25 16347 Plumas Northern Sierra Nevada. Snake Lake, 4 mi. NW of Quincy. Lower end of lake just above dam and outlet. [Lat./long. on label is '39 58 N; 120 59 W']. 1250 Comment
  RSA755776  Madia gracilis L. Ahart, John Dittes, Josephine Guardino 2009-7-21 16112 Plumas About 20 yards east of Forest Service Road 27N26, about 1000 feet northwest of Powerhouse at the north end of Butt Valley Reservoir, about 3 air miles southwest of Lake Almanor. 1303 Comment
  SEINET10474809  Madia gracilis Mary Susan Taylor 1981-9-14 Taylor 4276 Plumas California: T26N R8E se1/4 sec 13. Almanor SE quad. Around the ponds, headwaters of Rush Creek, near its jct with Cow Creek, ca. 5 mi ESE of Green- ville. Plumas County. 5200 ft. 1585 Comment
  CAS-BOT-BC343261  Madia gracilis David D. Keck 1932-7-6 1717 Plumas Halfway between Prattville and Chester 1340 Comment
  CAS-BOT-BC343282  Madia gracilis John Thomas Howell; Gordon H. True 1967-7-9 43246 Plumas North Fork of Feather River at Caribou 914 Comment
  RSA94393  Madia gracilis subsp. gracilis F. W. Peirson 1932-7-19 10351 Plumas Along Feather River near Chester. 1463 Comment
  SEINET10475206  Madia gracilis subsp. gracilis Mary Susan Taylor 1982-9-13 Taylor 5131 Plumas T23N R14E sw/nw sec 28. Portola quad. Ramelli Ranch, at jct of Grizzly Creek and Feather River, ca. 2 mi w of Beckwourth. 4880 ft. 1487 Comment
  RSA94371  Madia minima F. W. Peirson 1926-6-21 6787 Plumas Open flat strip along shore of Lake Almanor. Comment
  CHSC2412  Maianthemum racemosum R. Carter 1965-6-21 250 Plumas Found on E side of Oroville-quincy Rd. 3.05 mi. N of Buckeye Water Hole, ca. 20' from road. 1219 Comment
  CAS-BOT-BC512089  Maianthemum racemosum subsp. amplexicaule Anna Head 1921-7-1 s.n. Plumas Indian Pk.; Feather River Region 2133 Comment
  CAS-BOT-BC512093  Maianthemum racemosum subsp. amplexicaule Walter Knight; Irja Knight; John Thomas Howell 1966-7-26 1602 Plumas Fern Glen; Butterfly Botanical Area and Vicinity 1066 Comment
  POM160875  Malacothrix floccifera J. G. Lemmon 1883-07 s.n. Plumas Indian Valley Comment
  SBBG8962  Malacothrix floccifera H. and M. Dearing 1938-7-2 2269 Plumas Feather River Hwy 703 Comment
  CAS-BOT-BC348172  Matricaria discoidea John Thomas Howell; Walter Knight; Irja Knight; Gordon True 1967-6-12 1979 Plumas Butterfly Botanical Area and Vicinity. In valley proper near barn 1036 Comment
  CAS-BOT-BC269220  Melica aristata John Thomas Howell 1951-6-27 27574 Plumas Johnsville 1584 Comment
  JEPS115932  Melica aristata Lowell Ahart, John Dittes 2009-7-14 16064 Plumas On dry soil, on the north side of Forest Service Road 27N92, about 1.9 miles (air) southeast of Seneca, about 6 miles (air) south of Lake Almanor Reservoir Dam 1677 Comment
  UCD86362  Melica bulbosa John Thomas Howell; Gordon H. True 1967-7-11 43332 Plumas Sierra Nevada. Summit ridge of Mt. Hough. 2194 Comment
  CAS-BOT-BC282076  Melica fugax L. P. Janeway; Jannice Cutler 1992-5-26 4204 Plumas About 0.1 mile SW of Lake Davis high water line, 1 mile S of Dan Blough Cove 1767 Comment
  CAS-BOT-BC282094  Melica fugax Lowell Ahart 1979-7-18 s.n. Plumas Ca 1 mile W of Pilot Peak, along and above the road. Area about 1/8 mile S of Onion Valley 1800 Comment
  CHSC60511  Melica fugax L. P. Janeway 1992-5-22 4201 Plumas Plumas National Forest. South side of Middle Fork Feather River, just south of railroad tracks; ca 2.7 mi east of Portola. 1493 Comment
  CHSC98306  Melica fugax L. P. Janeway 2007-6-3 9005 Plumas Northern High Sierra Nevada. Eastern end of Red Mountain, along the high exposed rocky ridgeline. Weathered reddish serpentine; gravelly flats around rock outcroppings. 1929 Comment
  JEPS113797  Melica fugax Lowell Ahart, John Dittes, Josephine Guardino 2007-6-8 13993 Plumas East side of an open rocky flat, about 50 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis 1965 Comment
  JEPS87749  Melica fugax Lowell Ahart 1994-6-15 7330 Plumas about 1 air mi w Little Grass Valley Reservoir (near intersection of Lumpkin Ridge Road and the road to Tamarack Flat, on w side of a logging road) 1767 Comment
  UCD87287  Melica fugax John Thomas Howell; Gordon H. True 1967-7-11 43346 Plumas Sierra Nevada. Summit ridge of Mt. Hough. 2194 Comment
  SEINET10599385  Melica fugax John Thomas Howell 1962-6-17 Howell 37704 Plumas Plans of Sierra Nevada, Portola, Comment
  UCD23590  Melica harfordii John Thomas Howell 1967-6-23 42737 Plumas Lewisia Rock' 3.5 miles SW of Belden, Feather River Canyon. 609 Comment
  UC578631  Melica stricta E. Sawyer 1935-6-25 148 Plumas 1.5 mi se Crow; Plumas National Forest, Sierraville Quad. 1889 Comment
  SEINET10599618  Melica stricta Lawrence P. Janeway 1989-6-22 Janeway 3377 Plumas Crocker Mtn. quad T24N, R14E, NE1/4 of sec. 32, Easterly flank of Crocker Mtn above Crocker Mdw. 1890 Comment
  CAS-BOT-BC264174  Melica subulata John Thomas Howell; Walter Knight; Irja Knight 1966-7-28 1534 Plumas Area north of Pond Reservoir, Butterfly Botanical Area and Vicinity 1097 Comment
  CHSC103124  Melica subulata Lowell Ahart; John Dittes, Josephine Guardino 2009-7-21 16104 Plumas About 20 yards east of Forest Service Road 27N26, about 1000 feet northwest of Powerhouse at the north end of Butt Valley Reservoir, about 3 miles (air) southwest of Lake Almanor. 1302 Comment
  JEPS87715  Melica subulata Lowell Ahart 1994-6-17 7355 Plumas about 1 mi e Sly Creek Reservoir (meadow on e side of Sly Creek, about 1 mi n of Schwartz Meadow) 1097 Comment
  CDA15895  Mentzelia dispersa B. Smith, G. F. Hrusa 1996-7-16 s.n. Plumas Plumas National Forest; about headwaters of Bull Run Creek off USFS 23N12E. Comment
  POM89818  Mertensia ciliata var. stomatechoides C. F. Sonne 1887-06 s.n. Plumas Road to Sierra Valley at Sardine. Comment
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Feb 12 2014
  CAS-BOT-BC428538  Micranthes aprica D. E. Breedlove 1962-6-12 3433 Plumas Along State Highway 36, 6.9 miles west of Chester 1524 Comment
  CAS-BOT-BC428603  Micranthes bryophora Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region Comment
  JEPS113378  Microseris nutans Lowell Ahart, John Dittes, Josephine Guardino 2007-6-9 14041 Plumas About 50 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis 1857 Comment
  JEPS29185  Microseris nutans Lauramay T. Dempster 1961-6-16 1463 Plumas n Engelmine (on road to Susanville) 2194 Comment
  RSA67642  Microsteris gracilis subsp. humilis Verne Grant, Alva Grant 1950-7-12 8931 Plumas Summit of ridge at Red Rock near Diamond Mt. between Susanville and Taylorsville 1524 Comment
  UC1612408  Mimulus bifidus Plumas Origin: U.S.A., California. Plumas Co.: near Storie Comment
  CHSC101868  Mimulus breweri Lowell Ahart; John Dittes, Josephine Guardino 2009-6-15 15903 Plumas About 200 yards northwest of Lake Almanor Dam, depression in mined over area. 1421 Comment
  RSA234815  Mimulus breweri Francis W. Pennell 1940-6-10 25788 Plumas East of Chester. 1616 Comment
  JEPS115788  Mimulus mephiticus Lowell Ahart, John Dittes, Josephine Guardino 2009-6-14 15853 Plumas Cut bank of Forest Road 27N01Y, about 1.3 miles (air) west of Lake Almanor Dam 1462 Comment
  CDA12054  Mimulus moschatus G. F. Hrusa, J. Dinsdale 1989-6-26 7206 Plumas Sierra Nevada; Margin of N side of Bucks Lake, approx. 25 m. W of Quincy. Comment
  RSA59754  Mimulus moschatus E. K. Balls 1950-9-14 15801 Plumas 6 mi. northwest of Chester, North Fork Feather River. 1402 Comment
  JEPS32702  Mimulus primuloides Lewis S. Rose 1963-6-3 63118 Plumas 2 mi sw Keddie; Butterfly Valley 1188 Comment
  UC335555  Mimulus primuloides J. G. Lemmon Plumas Sierra Valley Comment
  RSA60240  Mimulus primuloides var. pilosellus E. K. Balls 1950-9-2 15632 Plumas Nye Meadows, west slope of Mt. Ingalls, north of Grizzly Valley 2256 Comment
  UCD78304  Mimulus pulsiferae G. Ledyard Stebbins 1979-7-5 7924 Plumas Alder Creek. (Exact location unknown. Coordinates estimated by label maker.) Comment
  JEPS8140  Mimulus torreyi W. L. Jepson 1910-6-5 4070 Plumas Warner Valley 1524 Comment
  RSA101397  Mimulus torreyi R. Weatherby 1955-7-21 1647 Plumas Bottle Springs, near Middle Fork Feather River. 1616 Comment
  CAS-BOT-BC432980  Mitella breweri M. S. Taylor 1982-6-17 4698 Plumas Along Oliver Creek, at its jct with 23N39, ca. 3 air mi sw of Sloat. 1615 Comment
  UC1594682  Mitella breweri Vernon H. Oswald, Lowell Ahart, Linnea Hanson, Lawrence Janeway, and Joan Reynolds 1992-7-1 5044 b Plumas near entrance gate to Elwell Lodge (s end of campground, s margin of lake, ca 5 air mi ssw of Graeagle via Gold Lake Forest Hwy (County Rd. 519)); Grass Lake, Lakes Basin Campground Comment
  OBI13633  Monardella breweri subsp. lanceolata Lewis S. Rose 1967-7-19 67175 Plumas Twain, North Fork, Feather River 853 Comment
  CHSC67671  Monardella follettii James D. Jokerst 1985-9-15 2580 Plumas Grizzly Creek Hydro Transmission Line Project, top of steep slope near Rd. 26N26 in Yellow Creek Canyon. 1463 Comment
  SEINET10582329  Monardella follettii A. Graff 1993-7-22 Graff 314 Plumas Plumas National Forest. Meadow Valley Rd. south, .4 mile from Union Pacific RR crossing, on left road cut. T25N,R8E,S20. Locally frequent on serpentine, below Pseudotsuga menziesii, Calocedrus decurrens, Pinus jeffreyi, P. lambertiana, Abies concolor, A. magnifica. Comment
  SEINET10829411  Monardella follettii A. Graff 1993-7-23 Graff 334 Plumas Plumas National Forest, Red Hill. All along road going up Red Hill, starting from junction of Red Hill Rd. and Rich Gulch Rd. (USNFS Rd. 26N22), especially east-northeast slopes. T25N,R7E,S2/S10/S11. Locally abundant on road cuts and in open mixed conifer forest of Pinus lamertiana, P. jeffreyi, Abies magnifica, Calocedrus decurrens, Pseudotsuga menziesii, with Acrtostaphylos uva-ursi. Iron-rich serpentine. Beginning of bloom. Butterflies, Bombus sp. Comment
  SEINET10862292  Monardella follettii A. Graff 1993-7-23 Graff 340 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
  CAS-BOT-BC221785  Monardella odoratissima L. P. Janeway 1989-8-2 3549 Plumas Beckwourth Ranger District, Plumas National Forest. On top of Eureka Ridge at head of Chris Cr. 2080 Comment
  CAS-BOT-BC222152  Monardella odoratissima subsp. pallida John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54215 Plumas About 5 miles southeast of Mt. Hough on the road to Quincy 1584 Comment
  CHSC108112  Monardella odoratissima subsp. pallida Lowell Ahart 2011-9-20 17685 Plumas 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
  CHSC61923  Monardella odoratissima subsp. pallida Lowell Ahart 1993-9-24 7264 Plumas On the north side of Pacific Crest Trail, about 400 yards north-east of the trail head, about 1/10 mile east of the Quincy La Porte Road, about 1 mile west of Pilot Peak. 1920 Comment
  UCSB63979  Monardella odoratissima subsp. pallida Jokerst, James 1987-5-28 Plumas Ward Creek Canyon on steep, rocky edge SW of creek; T25N R11E center S 1/2 Sect. 23 1463 Comment
  NY429343  Monardella odoratissima var. follettii W. I. Follett 1937-8-2 108 Plumas Rich Gulch (northeast slope of Red Hill), East Branch of North Fork Feather River 1280.2 Comment
  CAS-BOT-BC220483  Monardella sheltonii John Thomas Howell 1975-7-22 51349 Plumas 2 miles northwest of Spring Garden 1173 Comment
  SD149141  Monardella sheltonii John Thomas Howell 1975-7-22 51350 Plumas 2 miles northwest of Spring Garden Comment
  SEINET10582341  Monardella sheltonii A. Graff 1993-7-22 Graff 298 Plumas Plumas National Forest. Hwy. 70 west, just past the railroad tressle after Keddie (just past Graff collections 259-297), on the west-facing road cut. T25N,R9E,S15. Growing on gravelly, reddish shale, the cut filling in with Pinus jeffreyi, Pseudotsuga menziesii, Calocedrus decurrens, Quercus sp., Acrtostaphylos sp. Comment
  SEINET10582355  Monardella sheltonii A. Graff 1993-7-21 Graff 284 Plumas Plumas National Forest. On Hwy. 70, .35 miles northwest of 2nd "Cromberg" sign, on northeast side of the road. T23N,R11E,S13. With Pinus ponderosa, Calocedrus decurrens, Quercus kelloggii, grasses. Comment
  SEINET10829414  Monardella sheltonii A. Graff 1993-7-21 Graff 283 Plumas Plumas National Forest. Hwy. 70, .3 miles northwest of its junction with USNFS Rd. 23N06 (just past Mohawk), on the northeast side of the road. T22N,R12E,S5. Growing in sandy clay with Pinus jeffreyi and scrub. Mid-bloom. Bombus sp. Comment
  SEINET10961427  Monardella sheltonii A. Graff 1993-7-21 Graff 286 Plumas Plumas National Forest. On Hwy. 70 west, .3 mile southeast of Greenhorn Ranch Rd., on right road bank. T24N,R10E,S25. Growing in light brown, sandy, gravelly soil, with Arctostaphylos sp. and scrub. Bombus sp. Comment
  HSC73119  Monardella stebbinsii M. S. Taylor 1981-7-18 4056 Plumas N side of caribou Rd., 3 mi. NE of its jct. with Hwy. 70 854 Comment
  SEINET10582267  Monardella stebbinsii A. Graff 1993-7-22 Graff 330 Plumas Plumas National Forest. .75 miles north on Caribou Rd. (USNFS Rd. 27N26) from wooden bridge just past USNFS Queen Lily Campground, on left roadside. T25N,R8E,S4. Rare, on a rocky, iron-rich serpentine slope, with occasional Pinus ponderosa, Quercus sp., Salix sp. Beginning of bloom. Comment
  JEPS62426  Monardella villosa subsp. villosa W. I. Follett 1936-6-29 64 Plumas 1 mi west Virgilia Comment
  JEPS46144  Montia linearis Duncan Dunning 1923-6-2 Plumas 4 mi nw of Quincy (Snake Lake); Snake Lake Comment
  CAS-BOT-BC445078  Montia linearis W. Harnach; N. Harnach 1989-4-16 031 Plumas Sierra Valley. 3/4 mile west of Steel Bridge on Marble Lane. 1487 Comment
  CAS-BOT-BC445092  Montia linearis John Thomas Howell; Gordon H. True 1967-5-7 42187 Plumas Quincy 1036 Comment
  RSA325119  Montia linearis M. S. Taylor 1981-5-10 3676 Plumas E side of Antelope Lake, in adn around large wet Pioneer Meadow, 20 air miles NE of Taylorsville. 1537 Comment
  CAS-BOT-BC262610  Muhlenbergia andina John Thomas Howell 1960-7-19 35655 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  CAS-BOT-BC267018  Muhlenbergia filiformis Lloyd W. Swift 1932-7-11 63 Plumas Tamarack Ranger Station 1706 Comment
  CDA13969  Muhlenbergia filiformis G. F. Hrusa 1996-8-2 13432 Plumas Sierra Nevada; Steep rocky slopes at SW base of ridge between Argentine & Taylor Rocks, n 1 mi. NW of Argentine Rock. Sunny, wet, old roadbed, where it cuts through wet springline; trib. of Squirrel Creek. Annual. Comment
  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
  JEPS113735  Muhlenbergia richardsonis Lowell Ahart, John Dittes 2007-6-17 14201 Plumas along Red Clover Creek, about 30 yds E of County Road 111 (Beckwourth Gensee Road), about 1/4 mi E of bridge across Red Clover Creek, Red Clover Valley, about 2 mi (air) N of the N end of Lake Davis 1654 Comment
  JEPS122169  Muhlenbergia richardsonis Lowell Ahart 2014-8-26 19793 Plumas On both sides of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. Comment
  SEINET10836245  Muhlenbergia richardsonis Lowell Ahart 1985-7-11 Ahart 5126 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. 1585 Comment
  UC1560392  Myosotis scorpioides E. Joyal and D. Mehlman 1988-6-30 1297 Plumas e. of Quincy 1200 Comment
  CAS-BOT-BC392267  Myosurus apetalus Herbert L. Mason 1952-7-17 14382 Plumas Sierra Nevada. Along Western Pacific tracks just south of Beckwourth. Sierra Valley 1524 Comment
  CAS-BOT-BC392270  Myosurus apetalus John Thomas Howell; H. Keith Wagnon 1980-5-27 53614 Plumas 1 mile west of Almanor 1386 Comment
  SJSU14268  Myosurus apetalus N. A. Hopkins 1989-6-7 1515 Plumas SW corner of Clover Valley below rd to Dixie Valley & Squaw Valley 1645 Comment
  UC1101355  Myosurus apetalus Herbert L. Mason 1953-6-16 14555 Plumas meadow at head of Clover Valley; Dixie Mountains Comment
  SD46611  Myriophyllum hippuroides Robert J. Weatherby 1950-7-28 1496 Plumas 2 miles south of Crescent Mills, Indian Creek 1036 Comment
  CHSC34896  Myriophyllum sibiricum M. S. Taylor 1981-9-2 4265 Plumas N tip of Round Valley Reservoir by rd 204, ca. 3 air mi s of Greenville. 1371 Comment
  JEPS101231  Myriophyllum sibiricum Dean W. Taylor 2000-8-12 17573 Plumas far eastern shore near Pioneer Cabin Antelope Lake; ; Antelope Lake, far eastern shore near Pioneer Cabin 1524 Comment
  SEINET5520835  Nama densa var. densa W. Harnach, N. Harnach 1990-6-16 385 Plumas Sierra Valley. NNW of Vinton, Frank Dotta Ranch 1524 Comment
  SEINET8501717  Narthecium californicum M. J. Williams, H. Mozingo 1960-7-12 s.n. Plumas Butterfly Valley. Comment
  UC306154  Narthecium californicum Mrs. R. M. Austin Oct. 1881 Plumas Mt. Dyer, Big Meadows Comment
  SEINET10496815  Navarretia breweri Mary Susan Taylor, M. Foster 1981-6-8 Taylor 3867 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
  CHSC54409  Navarretia capillaris Vernon H. Oswald 1991-7-8 4701 .1 Plumas Lassen Volcanic National Park. Trail between Willow Lake and Terminal Geyser, at its crossing of the stream coming from Terminal Geyser, near the south boundary of the park. On the creek bank. 1676 Comment
  CHSC82560  Navarretia capillaris Lowell Ahart 2002-7-18 9867 Plumas In a meadow, on the south side of a small upper branch of Fall River, about 100 yards north of Lumpkin Ridge Road, about 1 mile (air) southeast of Tamarack Flat, about 1/4 mile southwest of the intersection of Lumpkin Ridge Road and road to Tamarack Flat, about 1 1/2 miles (air) northwest of Little Grass Valley Reservoir dam, about 4 1/2 miles (air) northwest of La Porte. 1701 Comment
  RSA60242  Navarretia capillaris E. K. Balls 1950-9-2 15634 Plumas Nye Meadows, west slope of Mt. Ingalls, north of Grizzly Valley. 2256 Comment
  SD61130  Navarretia capillaris Darley F. Howe 1964-7-29 Plumas Near Gold Lake Lodge, Plumas National Forest 1981 Comment
  CHSC21544  Navarretia divaricata L. M. Mayer; D. E. Brink Jr. 1975-7-3 Plumas Bucks Lake. 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
  CHSC115157  Navarretia divaricata subsp. vividior Lowell Ahart 2015-6-7 20217 Plumas Along the dirt road, Lava Top, about 2 1/4 miles (air) north of the bridge across Fall River, about one mile southeast of Cascade, about 7 miles (air) northeast of Feather Falls, about 10 miles (air) west of La Porte. Mixed Evergreen Forest. 1411 Comment
  RSA107450  Navarretia intertexta L. S. Rose 1955-7-20 55154 Plumas Mohawk. 1372 Comment
  RSA486497  Navarretia intertexta Walter Knight, I. Knight, J. T. Howell, Gordon H. True Jr. 1967-7-12 2150 Plumas Butterfly Botanical Area and vicinity, Pond reservoir 1128 Comment
  UC908140  Navarretia intertexta H. L. Mason 1924-6-26 1096 Plumas Blairsden Comment
  SBBG21876  Navarretia intertexta D. Myrick 1964-7-20 880 Plumas Drakesbad-Mineral Rd 1524 Comment
  CHSC116155  Navarretia intertexta subsp. propinqua Lowell Ahart 2015-7-4 20279 Plumas About 150 yards south of the paved road to Tamarack Flat, about 1/2 mile west of the intersection of Lumpkin Ridge Road and road to Tamarack Flat, about 1 1/2 miles (air) northwest of Little Grass Valley Reservoir dam. 1712 Comment
  RSA67609  Navarretia leptalea Verne Grant, Alva Grant 1950-7-11 8925 Plumas North of Greenville by junction of Almanor and Susanville roads Comment
  RSA83058  Navarretia leptalea Verne Grant, Alva Grant 1948-7-11 s.n. Plumas Lava Cap, southwestern Plumas County Comment
  SBBG32371  Navarretia leptalea L. S. Rose 1967-7-11 67159 Plumas Mt Hough Rd, 9.5 mi NE of Quincy Junction 1249 Comment
  CHSC97438  Navarretia leptalea subsp. leptalea Robert Fischer 2006-7-2 1039 Plumas Buckslake. Between Oroville and Bucks Lake, off the Oro-Quincy Hwy, at large meadow just south of Bucks Lake. 1371 Comment
  CDA14687  Navarretia leucocephala subsp. minima G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-23 3154 Plumas Long Valley, 0.4 mile south of Dixie Canyon-Round Valley and Canyon Dam roads, at Maxwell Mine Road. 1633 Comment
  UC726892  Nemophila heterophylla A. A. Heller 1942-5-8 16454 Plumas about the base of cliffs and also on them 3 mi w Belden; about base of cliffs and on cliffs w of Belden Comment
  CHSC54325  Nemophila parviflora var. austiniae Vernon H. Oswald; Lowell Ahart 1991-6-18 4690 Plumas Homer Lake, located ca. 5.5 miles (air) north of Greenville. On a slope on the northwest side of the lake. 1920 Comment
  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
  JEPS113642  Nemophila pedunculata Lowell Ahart, John Dittes 2007-6-16 14103 Plumas East of a small stream, on the south side of County Road 111 (Beckwourth Genesee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis 1647 Comment
  UC174581  Nemophila pedunculata A. A. Heller and P. B. Kennedy 1907-7-4 8734 Plumas meadow two mi s Red Clover Valley; s of Red Clover Valley Comment
  CHSC39592  Nemophila spatulata Lowell Ahart 1983-7-20 4194 Plumas Found growing on damp soil on a small mound near a small wet mountain meadow, about 1/4 mile east of the Feather Fork Mine, about 5 1/2 miles north of La Porte. 1800 Comment
  OBI76987  Nemophila spatulata Anthony Baniaga 2011-7-26 469 Plumas Lassen Natl Forest. Jctn of F.S. 10 and "U" spur. Red Cinder quad T29N R7E sec 3 Se of SE 1794 Comment
  SEINET10535877  Nuphar polysepala Mary Susan Taylor 1981-6-25 Taylor 3947 Plumas T23N R14E sw/nw sec 26. Portola quad. Ramelli Ranch, ca. 1/8 mi S of Hwy 70, ca. 0.5 mi SW of Beckwourth. Sagebrush Scrub around North Fork Feather River, open and treeless; dry sandy soil. 4900 ft elev. 1493 Comment
  SEINET5345685  Oenothera deltoides var. piperi W. Harnach, N. Harnach 1990-5-27 325 Plumas Sierra Valley, Between Vinton and Chilcoot, Vinton cemetary 1524 Comment
  CDA38179  Oenothera flava Fred H. Surber 1984-6-14 s.n. Plumas West of Vinton. 0 Comment
  CHSC114417  Orcuttia tenuis Allison Sanger 2012-8-16 Plumas Large pool at Almanor Rest Area, west of Prattville. 1402 Comment
  JEPS88422  Oreostemma alpigenum var. andersonii Vernon H. Oswald and Lowell Ahart 1996-8-1 8144 Plumas Forest Rd. 27N16 ca. 1.25 mi nw Hauns Mdw. (s side of mt., ca. 2 mi se of Dyer Mtn. Lookout, n of Hwy 89, e of Lake Almanor, nw of Greenville); Dyer Mtn., Second Water Trough Creek 1706 Comment
  CAS-BOT-BC327728  Oreostemma elatum John Thomas Howell 1976-7-15 51868 Plumas Snake Lake, about 4 miles NW of Quincy 1219 Comment
  SD243288  Oreostemma elatum J. R. Keck Jr. 1978-6-30 PDR 330066 Plumas Snake Lake near Quincy. Comment
  SEINET10500391  Orobanche fasciculata Mary Susan Taylor, M. Foster 1981-6-3 Taylor 3851 Plumas T24N R14E nw sec 7, Crocker Mt quad. Sagebrush Scrub in Red Clover Valley, ca. 0.5 mi N of Genesee-Beckwourth Rd, ca. 7 mi NW of Beckwourth; elevation 5480 ft. 1670 Comment
  CAS-BOT-BC500309  Orobanche uniflora subsp. occidentalis Lowell Ahart 1975-7-16 s.n. Plumas 2 mi NE of LIttle Grass Valley Res. 1828 Comment
  SEINET10873880  Orogenia fusiformis Mary Susan Taylor 1982-6-1 Taylor 4581 Plumas T27N R8E sw sec 36. Almanor NE quad. Between spur rd & 27n92, nw of Gold- stripe Mine, ca. 4 air mi w of Green- ville. 5300 ft. 1615 Comment
  SEINET11131849  Orogenia fusiformis C. Bailey, H. N. Mozingo 1979-3-24 43 Plumas Along Little Last Chance Creek 1561 Comment
  CAS-BOT-BC458062  Orthilia secunda Mrs. E. C. Sutliffe 1920-9-1 s.n. Plumas Salmon Lake Comment
  RSA8035  Orthocarpus hispidus H. A. Barker 1927-7-16 823 Plumas Along Feather River near Mohawk. 1372 Comment
  POM293497  Orthocarpus lacerus Lyman D. Benson 1949-6-21 13741 Plumas 1 mile west of Lake Almanor Inn. Cascade mtn range, Feather River drainage area. 1341 Comment
  RSA52866  Osmorhiza berteroi R. Weatherby 1950-7-7 1450 Plumas Gansner Creek, Quincy. 1220 Comment
  UC337332  Osmorhiza berteroi unknown 1889-6-4 Plumas Mohawk Valley Comment
  CHSC80793  Osmorhiza chilensis Lowell Ahart 2001-7-17 8913 Plumas On the west side of a poor logging road, east of a small branch of Butt Creek, about 2 1/2 miles (air) north of Humboldt Summit. 1828 Comment
  CHSC99821  Osmorhiza chilensis Lowell Ahart 2008-7-16 15072 Plumas Forest floor, east of a small meadow (swamp), about 100 yards north of the paved road, about 1/4 mile west of the bridge where the South Fork of the Feather River flows into Little Grass Valley Reservoir, about 2 1/2 miles (air) north of La Porte. 1597 Comment
  CDA18732  Osmorhiza chilensis G. D. Barbe, T. C Fuller 1982-7-15 3742 Plumas Plumas National Forest; 2.1 miles NE of junction with road to Red Hill Summit. 1524 Comment
  JEPS114188  Packera cana L. P. Janeway 2007-8-13 9184 Plumas Northern High Sierra Nevada. Above Road 24N24X just west of Little Schneider Creek. Comment
  JEPS89337  Packera pauciflora Dean Wm. Taylor with Glenn Clifton 1990-6-26 11181 Plumas near junction of rd. A24 and Dyson Lake (in s.w. corner of the junction, Sierra Valley); Sierra Valley 1432 Comment
  CAS-BOT-BC317149  Packera streptanthifolia Lowell Ahart 1983-8-17 4322 Plumas West of Pilot Peak, near Onion Valley, near the Quincy La Porte Road, NE of La Porte 2000 Comment
  CAS-BOT-BC317162  Packera subnuda var. subnuda John Thomas Howell; Gordon H. True; W. Knight; Irja Knight 1967-5-7 1877 Plumas Butterfly Valley 1036 Comment
  CAS-BOT-BC121001  Paeonia brownii M. S. Taylor 1982-5-7 4418 Plumas Ramelli Ranch, S side of Feather River, ca. 1/2 mile SW of Beckwourth, ca. 1/4 mile E of Calpine Rd (190). Portola Quad 1487 Comment
  SEINET5337454  Paeonia brownii C. W. Lantz 1921-5-14 565 Plumas Beckwith, Calif. Comment
  RSA0105479  Panicum capillare Lowell Ahart 2014-9-9 19844 Plumas On the sides of Sly Creek, Sly Creek Reservoir, about 7 miles (air) southwest of La Porte. 1069 Comment
  UC1101585  Panicum capillare Malcolm A. Nobs, S. Galen Smith 1949-8-19 1412 Plumas about 2 mi s Greenville; Indian Valley Comment
  JEPS110546  Panicum dichotomiflorum subsp. dichotomiflorum Lowell Ahart 2006-10-23 13499 Plumas On the east side of Slate Creek (there is a large gravel flat caused by the dam), about 30 yards south of where the road ends, about 20 yards north of the dam across Slate Creek, about 1/8 mile northeast of Scales Road, about 5 1/2 miles (air) northeast o 1281 Comment
  CDA13991  Parnassia californica G. F. Hrusa 1996-8-2 13431 A Plumas Sierra Nevada; at SW base of ridge between Argentine & Taylor Rocks, 1 mi. NW of Argentine Rock. trib. of Squirrel Creek. Comment
  CAS-BOT-BC175581  Parnassia palustris H. E. Brown 1897-8-1 666 Plumas Near Lassen Buttes 1828 Comment
  CHSC43751  Pectiantia breweri Vernon Oswald 1984-6-25 1323 Plumas La Porte-Quincy Rd., ca. 9.7 mi n-e of La Porte. 1889 Comment
  SBBG128885  Pectiantia breweri L. Ahart 2008-7-16 15080 Plumas forest floor E side of small meadow (swamp) , ca. 100 yards N of the paved rd, ca. 0.25 mi W of the bridge where the S Fork of the Feather River flows into Little Grass Valley Reservoir, ca. 2 1/2 mi (air) N of La Porte 1597 Comment
  CAS-BOT-BC266631  Pedicularis John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54240 Plumas About 3 miles SE of Mount Hough on the road to Quincy 1737 Comment
  UC174565  Pedicularis attollens A. A. Heller with P. B. Kennedy 1907-7-9 8795 Plumas Prattville Comment
  CHSC43769  Pedicularis semibarbata Vernon Oswald 1983-8-4 966 Plumas Humboldt Summit, 4.5 mi n-e of Jonesville (intersection of Butte, Plumas, and Tehama Counties). 1993 Comment
  CAS-BOT-BC69351  Pellaea brachyptera Mary Strong Clemens 1920-5-5 s.n. Plumas Greenville 1097 Comment
  POM120730  Pellaea brachyptera C. C. Bruce 1898-06 1367 Plumas Mountain Meadows Comment
  SEINET11713792  Pellaea brachyptera R. M. Austin 1878-1 s.n. Plumas no further locality Comment
  UC1874919  Pellaea brachyptera Ruth Kirkpatrick 2002-7-18 1136 Plumas Plumas-Eureka State Park, ca. 1.5 mi up Johnsville - McCrea Road (County Road 507) from Plumas - Eureka State Park Museum 1676 Comment
  CAS-BOT-BC71239  Pellaea bridgesii John Thomas Howell 1951-6-28 27694 Plumas Eureka Peak 2133 Comment
  JEPS127  Penstemon deustus W. I. Follett 1946-5-24 142 Plumas Chips Creek at North Fork Feather River 670 Comment
  SBBG100104  Penstemon deustus W. I. Follett 1946-5-24 142 Plumas Chips Crk at N Fork of Feather River; S26, T25N, R6E Comment
  RSA59311  Penstemon deustus E. K. Balls 1950-9-14 15795 Plumas Hwy 89, along Indian Creek, 1.5 mi from jct with Hwy 24. 915 Comment
  CHSC34279  Penstemon deustus var. suffrutescens M. S. Taylor 1981-5-10 3667 Plumas N side of Genesee Valley Rd, ca. 5 mi e of Genesee. 1280 Comment
  RSA726370  Penstemon deustus var. suffrutescens L. Ahart, John Dittes, Josephine Guardino 2007-6-8 13983 Plumas About a mile (air) north of the north end of Lake Davis. 1966 Comment
  NY609848  Penstemon deustus var. suffrutescens J. P. Kroessig 1977-5-24 29 Plumas Along north margin of Alt 40, ca. 32 km south-southeast of Greenville. Almanor quadrangle, 15' 805 Comment
  CDA13398  Penstemon gracilentus G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13247 Plumas Sierra Nevada; Near headwaters of Bull Run Creek off USFS 23N12E. Comment
  CHSC84368  Penstemon gracilentus Lowell Ahart 2003-9-7 10561 Plumas On the east side of the dirt road, about 50 yards southeast of the Pacific Crest Trail, on Bunker Hill Ridge, about 1 mile (air) southeast of Pilot Peak, about 9 miles (air) northeast of La Porte. 2038 Comment
  RSA71291  Penstemon gracilentus L. S. Rose 1951-6-28 51060 Plumas Above Eureka Lake, n. of Johnsville. 2134 Comment
  SEINET8481969 Image available Penstemon gracilentus Noel H. Holmgren, Patricia K. Holmgren 2014-1 16548 Plumas Sierra Nevada, south of lake Almanor on the south side of Almanor Drive just west of Prattville 1387 Comment
  NY600710  Penstemon gracilentus F. W. Pennell 1940-6-10 25803 Plumas Route 89, east of Almanor 1463.0 Comment
  RSA331945  Penstemon gracilentus Dave Kelly, Walter Wisura 1985-8-1 4090 Plumas Ca 1/2 mile N of Sawmill Tom Creek along Humbug Rd, NE of Jonesville. Comment
  SEINET5328483 Image available Penstemon heterodoxus M. J. Williams 1974-8-5 74 -P-18 Plumas Lake's Basin. Trail from Silver Lake to Mt. Elwell 2073 Comment
  UC887061  Penstemon heterodoxus var. heterodoxus Anna Head 1921-7-25 Plumas Long Lake Feather River Region, Long Lake Comment
  UC1585968  Penstemon laetus Barbara Ertter with Gary Schoolcraft 1989-7-3 8656 Plumas ca. 8 air mi s Susanville (ridge between Red Rock and Diamond Mt.); ridge btw Red Rock and Diamond Mt., s of Susanville 2225 Comment
  CHSC20777  Penstemon neotericus K. R. Stern 1975-7-23 5858 Plumas W shore of Lake Almanor. 1371 Comment
  CHSC9731  Penstemon neotericus Nancy Mosman 1971-7-17 108 Plumas Found in meadow 25 ft w of Hwy32 ca. 3.8 mi s of Chester. 1371 Comment
  UC501398  Penstemon neotericus David D. Keck 1932-7-6 1713 Plumas on road to Prattville 8 mi n Greenville; Sierra Nevada, n of Greenville 1463 Comment
  CHSC1874  Penstemon newberryi 1948-5-9 Plumas Feather River Canyon. Comment
  CAS-BOT-BC239295  Penstemon newberryi var. berryi Elmer I. Applegate 1934-5-3 8908 Plumas Near and west of Meadow Valley Comment
  UC565598  Penstemon newberryi var. newberryi Herbert L. Mason 1924-6-18 1065 Plumas road between Graeagle and Gold Lake; road between Graeagle and Gold Lake Comment
  SEINET10547621  Penstemon oreocharis Mary Susan Taylor, M. Foster 1981-6-10 Taylor 3888 Plumas T24N R14E nw sec 7, Crocker Mt quad. In Red Clover Valley, Overland Inc. Ranches, ca. 3/4 mi N of Genesee- Beckwourth Rd, ca. 11 air mi NW of Beckwourth; elevation ca. 5500 ft.; Sagebrush Scrub on dry sandy soil. 1676 Comment
  CHSC28918  Penstemon personatus L. Hanson 1979-8-10 67 Plumas On ridge south of Coldwater Creek downslope from Coldwater Creek Rd. Comment
  CAS-BOT-BC239613  Penstemon rydbergii var. oreocharis Mrs. A. L. Coombs 1912-9-1 s.n. Plumas Big Meadows Comment
  CHSC56882  Penstemon speciosus L. P. Janeway; Garrett Gibson 1991-7-18 4077 Plumas Plumas National Forest. North side of Grizzly Valley ca 1 mi east of Lake Davis. Slope on north side of County Road. 1783 Comment
  UC1874978  Pentagramma triangularis subsp. triangularis Ruth Kirkpatrick 2001-7-21 1076 Plumas Along N fork of Feather River, 9 mi down river from E branch of N. fork of Feather River at mile post 10.5 670 Comment
  CAS-BOT-BC211298  Perideridia gairdneri subsp. gairdneri Lowell Ahart 1981-7-21 2989 Plumas Along La Porte Quincy Road, Pilot Peak 2000 Comment
  JEPS118620  Perideridia lemmonii B. Castro, L. P. Janeway 2001-7-22 1350 Plumas N. Sierra Nevada High. Between Frenchman Hill and the NW end of Red Mtn, on a low peak along ridge. Alongside road (the western extension of USFS Rd 23N69), in slight depressions. Haskins Valley 7.5' quad. Comment
  OBI8819  Perideridia parishii Lewis S. Rose 1966-7-27 66066 Plumas Butterfly Valley, 3 mi w of Keddie 1067 Comment
  CHSC116372  Perideridia parishii Sara M. Taylor; Scott Batiuk 2012-7-31 58 Plumas Plumas National Forest. Maples Flat. Follow signs from Bucks Lake Rd. to Smith Lake (via Snake Lake). Take left (west) onto 23N20. Continue west onto 25N57, left onto 25N59 (fen is ~800 m west of Drosera Pond). UTM zone 10, 4428172 N, 659702 E. 1573 Comment
  CHSC21812  Perideridia parishii subsp. latifolia F. T. Griggs; A. Pass 1975-7-30 Plumas Bucks Lake Forest Service Survey. Comment
  CAS-BOT-BC413562  Persicaria amphibia John Thomas Howell 1976-7-15 s.n. Plumas Snake Lake, about 4 miles north-west of Quincy 1219 Comment
  CHSC34331  Persicaria maculosa L. Ahart 1981-9-6 3096 Plumas On a sandbar along Indian Creek, ca. 1/2 mi sw of the jct of Hwy 89 and Arlington Rd, ca. 1.5 mi sw of Crescent Mills. 1200 Comment
  JEPS55982  Phacelia hastata subsp. compacta John Thomas Howell 1955-7-19 30808 Plumas Vinton Sierra Valley 1505 Comment
  CHSC75505  Phacelia hastata subsp. hastata G. F. Hrusa; B. Smith, T. D. Wilfred 1996-7-16 13255 Plumas Near headwaters of Bull Run Creek off USFS 23N12E. [Original lat./long. on label is '39 54 N; 120 38 W']. 2100 Comment
  CHSC91731  Phacelia hastata subsp. hastata G. D. Barbe; T. C. Fuller 1982-6-17 3839 Plumas Northern California. Plumas National Forest. East shore Frenchman Lake; Crystal Fishing Access. At the parking lot. [Lat./long. on label is '39 55 N; 120 11 W']. 1706 Comment
  CDA18730  Phacelia hastata subsp. hastata G. D. Barbe, T. C Fuller 1982-7-15 3737 Plumas Plumas National Forest; 2 miles below summit on return from Red Hill, near junction of road to Red Hill Lookout and road to Cherry Hill (U.S.F.S. Road #26N22F). 1676 Comment
  RSA133987  Phacelia hastata subsp. hastata L. R. Heckard, R. C. Bacigalupi 1951-8-8 186 Plumas Sierra Valley, near Chilcoot. 1524 Comment
  JEPS2077  Phacelia heterophylla subsp. virgata W. L. Jepson 1939-8-8 19357 Plumas Quincy Comment
  UC1602017  Phacelia heterophylla subsp. virgata C. G. Albertus 1935-8-2 240 Plumas Big Hill Plumas National Forest, Downieville Quadrangle (s slope) Comment
  SEINET5759778  Phacelia heterophylla var. virgata A. A. Heller, P. B. Kennedy 1907-7-15 8852 Plumas Near mouth of Little Grizzly creek below Genessee Comment
  JEPS120555  Phacelia humilis B. Castro and L. P. Janeway 2006-6-4 1537 Plumas Northern High Sierra Nevada. South side of Squaw Valley, ca 3000 ft N of jcn of McReyolds Valley Road (FS Rd 25N05) and Squaw Valley Road (FS Rd 28N01). Comment
  SEINET10902915  Phacelia humilis Mary Susan Taylor 1981-6-16 Taylor 3913 Plumas T23N R13E ne/ne sec 8. Grizzly Valley quad. n side of 23N88, a loop road off rd 24N07, ca. 3/4 mi NW of Smith Peak Lookout, ca. 7 air mi NE of Blairsden. 6800 ft elev. 2073 Comment
  RSA59115  Phacelia humilis var. humilis E. K. Balls 1950-8-31 15519 Plumas Spanish Creek, off Highway 24, just north of Quincy. 1067 Comment
  SEINET12765121  Phacelia humilis var. humilis Lowell Ahart 2007-6-8 14005 Plumas 60 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis.; 0 1966 Comment
  UC1069357  Phacelia linearis E. Sawyer 1935-6-21 129 Plumas 3 3/4 mi ne Crow; Plumas National Forest, Sierraville Quadrangle Comment
  CDA14714  Phacelia mutabilis G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-24 3230 Plumas Mt. Hough-Crystal Lake Road 0.2 mile south of China Grade Road (to Taylorsville). 1737 Comment
  UC1228232  Phacelia mutabilis H. E. and S. T. Parks June 1928 254 Plumas Drakesbad Lassen Volcanic National Park 1828 Comment
  RSA169420  Phacelia mutabilis L. S. Rose 1963-6-5 63137 Plumas East Branch, North Fork of Feather River, 0.5 miles north of Rich Bar. 823 Comment
  SEINET10969179  Phacelia mutabilis Lowell Ahart, Peter Ahart 1983-8-17 Ahart 4315 Plumas Near Onion Valley, west of Pilot Peak, near the Quincy-LaPorte Rd, northeast of La Porte. Red Fir Forest; 2000 m. 2000 Comment
  CHSC107437  Phacelia purpusii Matt Simenc; N. Habecker, T. Hanson, M. Williams 2011-6-28 4 Plumas Northern High Sierra Nevada. Growing on the exposed S/SE facing ridge top and edges of Goat Mountain in scree and in cracks. 1680 Comment
  CHSC40777  Phacelia racemosa Lowell Ahart 1985-7-11 5132 Plumas Below the high water line of Little Grass Valley Reservoir, where Black Rock Creek flows into the lake, about 4 miles north-west of La Porte. 1584 Comment
  CAS-BOT-BC265832  Phalaris arundinacea John Thomas Howell 1961-9-23 36827 Plumas Indian Valley, Sierra Nevada 1082 Comment
  CAS-BOT-BC77390  Philadelphus lewisii A. A. Heller 1938-5-30 15130 Plumas near Grizzly Dome tunnel on Highway 24 609 Comment
  OBI13974  Philadelphus lewisii Lewis S. Rose 1967-7-9 67139 Plumas Caribou, North Fork, Feather River 914 Comment
  CAS-BOT-BC260844  Phleum pratense John Thomas Howell 1926-7-26 2136 Plumas Near Prattville 1371 Comment
  CAS-BOT-BC260856  Phleum pratense Walter Knight; Irja Knight 1966-6-18 1377 Plumas Butterfly Valley 1127 Comment
  JEPS95401  Phlox diffusa Lowell Ahart 1994-6-12 7317 Plumas 1 1/4 air miles S of Bucks Lake (near Cedar Flat, W side of Faggs Mine Road, SW of a small branch of Willow Creek) 1706 Comment
  UC1124174  Phlox diffusa C. W. Hanks 1934-8-9 25 Plumas n of Sierra Valley; Plumas National Forest, Sierraville Quad. 1859 Comment
  UC535991  Phlox diffusa Elmer I. Applegate 1929-6-21 5818 Plumas Warner Valley, Kelly's Camp Mt. Lassen Region Comment
  CAS-BOT-BC60675  Phoenicaulis cheiranthoides M. S. Taylor 1981-6-17 3921 Plumas Top of Mount Ingalls, ca. 7 air miles southeast of Genese. Around the lookout. 2551 Comment
  SJSU14710  Phoenicaulis cheiranthoides N. A. Hopkins 1991-6-3 1682 Plumas by Beckwourth-Genesee Valley Rd S of Red Clover Valley Ranch House 1524 Comment
  CAS-BOT-BC58833  Phyllodoce breweri Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region Comment
  CAS-BOT-BC78360  Pinus contorta A. L., Mrs. Coombs 1906-1 s.n. Plumas Prattville Comment
  JEPS115174  Pinus lambertiana Lowell Ahart, John Dittes 2009-7-13 16057 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
  NY43411  Pinus lambertiana J. B. Walker 1994-8-2 867 Plumas This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  CAS-BOT-BC78945  Pinus monticola John Thomas Howell 1960-7-20 35777 Plumas Between Boiling Springs Lake and Terminal Geyser 1859 Comment
  OBI69178  Pinus ponderosa Kristina L. Schultz, Dan Schultz 2000-11-3 4 Plumas Quincy Range. Located directly off trl at the intersection of Jackson St. and Old Meadow Valley rd 1067 Comment
  SEINET10470052  Piperia unalascensis Mary Susan Taylor, M. Foster 1981-7-14 Taylor 4022 Plumas T26N R9E ne sec 30 and nw sec 29, Almanor SE quad and Greenville SW quad. Saddle at head of Bullfrog Ravine, up to 1/4 mi E and W of rd 26N18, ca. 3 air mi NW of Indian Falls on Hwy 89; moist Coniferous Forest; 5200 to 5700 ft elev. 1585 Comment
  UC127439  Plagiobothrys cusickii A. A. Heller and P. B. Kennedy 1907-7-2 8681 Plumas between Vinton and Beckwith Comment
  CAS-BOT-BC230980  Plagiobothrys hispidulus Walter Knight; et al. 1967-6-12 2003 Plumas The Butterfly Botanical Area and Vicinity. Area near pond reservoir 1127 Comment
  CHSC116183  Plagiobothrys hispidulus Lowell Ahart 2015-7-4 20281 Plumas About 150 yards south of the paved road by Tamarack Flat, about 1/2 mile wet of the intersection of Lumpkin Ridge Road and road to Tamarack Flat, about 1-1/2 miles (air) northwet of Little Grass Valley Reservoir. 1712 Comment
  RSA80412  Plagiobothrys mollis F. W. Peirson 1926-6-21 6803 Plumas Flat open strip along shore of Lake Almanor. 1448 Comment
  CHSC97106  Plagiobothrys mollis var. mollis Lowell Ahart; Josephine Guardino 2007-7-20 14327 Plumas Strand of Lake Davis, about 100 yards west of Long Point, northeast side of Lake Davis. 1763 Comment
  CHSC90935  Plagiobothrys tenellus Lowell Ahart; Richard Rabeler, Lawrence Janeway, Linnea Hanson 2005-4-20 11749 Plumas On the north side of Highway 70, about 1/8 mile east of Chambers Creek, about one mile northeast of Indian Jim Campground. 629 Comment
  UC963902  Plagiobothrys tenellus Milo S. Baker 1952-5-24 12456 Plumas below Crescent Mills (in edge of forest); Indian Valley Comment
  CAS-BOT-BC228456  Plagiobothrys torreyi Alice Eastwood 1927-6-27 14432 Plumas United States Forest Reserve. On road from Chilcott Comment
  CHSC110628  Plagiobothrys torreyi var. diffusus B. Castro; L. P. Janeway 2006-6-14 1560 Plumas Northern High Sierra Nevada. SW side of lower Thompson Valley 0.8 mi N of the mouth of McReynolds Creek at Red Clover Creek. 1665 Comment
  CHSC102054  Plantago lanceolata Lowell Ahart; John Dittes 2009-7-27 16193 Plumas On dry soil, on the south side of the poor dirt road, about 30 yards southeast of a small pond, headwaters of Grizzly Gulch, 2.1 miles (air) northeast of Butt Valley Reservoir Dam. 1479 Comment
  JEPS95163  Plantago major Lowell Ahart 1997-9-11 7897 Plumas about 5 air mi ne of Beldon (on w edge of Caribou Road on w side of the North Fork of Feather River, about 1/8 mi s of Mosquito Creek); North Fork of Feather River 792 Comment
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Aug 20 2009
  SEINET12076968  Platanthera dilatata var. leucostachys W. Knight, Knight, I. 1983-1 Plumas Comment
  CHSC20839  Platanthera leucostachys K. R. Stern 1975-7-24 5812 Plumas E shore of Lake Almanor. 1371 Comment
  UC1609145  Platanthera leucostachys Vernon H. Oswald and Lowell Ahart 1993-8-3 5764 Plumas ca 0.25 mi e Hay Meadow (n side of unnamed lake, on the s edge of the Caribou Wilderness, near the n end of 30N25, ca 9 mi (air) n of Lake Almanor); Caribou Wildernes 1926 Comment
  RSA101489  Platanthera leucostachys R. Weatherby 1955-6-26 1558 Plumas Near Lakes Ranger Station, Lakes Basin. 1982 Comment
  POM113569  Poa annua Marcus E. Jones 1897-7-2 s.n. Plumas Near Pratville at Clear Creek 1524 Comment
  CAS-BOT-BC254767  Poa bolanderi John Thomas Howell 1960-7-22 35919 Plumas Devil's Kitchen to Drakesbad 1828 Comment
  CHSC87989  Poa bolanderi Lowell Ahart; John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11155 Plumas On the north side of a forest road, about 1/4 mile north of Taylor rock, about 1 mile (air) southwest of Grizzly Peak, about 5 miles (air) south of Taylorsville, about 8 miles (air) northeast of Quincy. 2139 Comment
  JEPS113566  Poa bulbosa Lowell Ahart, John Dittes 2007-6-16 14115 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
  RSA641474  Poa bulbosa Michael A. Vincent 1999-6-7 8538 Plumas Along FS Rt 176 and Chance Creek at bridge, 7.1 miles N of Rt 70. Comment
  CHSC102043  Poa compressa Lowell Ahart; John Dittes, Josephine Guardino 2009-7-29 16230 Plumas On dry to damp bare soil, below the high water line of Lake Almanor, 1,849 feet northwest of Lake Almanor Dam. 1591 Comment
  JEPS122170  Poa compressa Lowell Ahart 2014-8-20 19714 Plumas High edge of Lake Almanor, about 200 yards north of the causeway across Lake Almanor, about 1 1/4 miles east of Chester. Comment
  CAS-BOT-BC255125  Poa cusickii E. Sawyer 1935-5-22 26 Plumas 3.25 miles ENE of Beckwith Butte (ca. 2 miles S of Beckwith) 1493 Comment
  RSA129116  Poa cusickii E. Sawyer 1935-5-22 26 Plumas 3 1/4 miles northwest of Beckwith Butte. 1494 Comment
  SEINET10893570  Poa nevadensis John Thomas Howell 1962-6-18 Howell 37757 Plumas Sierra Valley near Beckwourth. Culm-ligule ca. 4 mm. 1487 Comment
  CAS-BOT-BC247281  Poa palustris L. P. Janeway 1991-8-4 4120 Plumas Plumas National Forest, Beckwourth Ranger District. Meadow along Road 111 (Beckwourth-Genesee Road) 1.1 mi west of road to Bagley Pass, 1/2 mi south of Red Clover Creek at west end of Red Clover Valley 1691 Comment
  CHSC23612  Poa pratensis K. Stern 1975-7-24 Plumas SW side of Lake Almanor. Comment
  CHSC52971  Poa pratensis L. P. Janeway 1989-6-30 3438 Plumas Plumas National Forest. Meadow along Crocker Cr ca 0.6 mi N of Crocker Meadow and Crocker Guard Station; near the Beckwourth-Genesee Rd (rd 111) 7.1 mi N of Beckwourth. 1722 Comment
  SBBG671  Poa pratensis A. A. Beetle 1941-6-28 2768 Plumas W side of Lake Almanor 1219 Comment
  SEINET264681 Image available Poa pratensis S. Scott sn Plumas Plumas National Forest ; Sierra Nevada Range eastern side Milford Ranger District Ingalls area 1829 Comment
  UCD91820  Poa pratensis A. A. Beetle 1941-6-28 2768 Plumas west side of Lake Almanor. 1828 Comment
  CHSC112081  Poa pratensis subsp. angustifolia L. P. Janeway 2014-7-15 11522 Plumas Northern High Sierra Nevada. Plumas National Forest; Happy Valley, about 6.4 air-km northeast of Cromberg; along Long Valley Creek in the southwest corner of Happy Valley (the lower corner of the meadow complex). 1717 Comment
  JEPS113730  Poa pratensis subsp. pratensis Lowell Ahart, John Dittes 2007-6-17 14189 Plumas Meadow, about 100 yards southwest of County Road 111 (Beckwourth Genesee Road), about 1/4 mile southeast of Bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis 1654 Comment
  RSA755773  Poa pratensis subsp. pratensis L. Ahart, John Dittes, Josephine Guardino 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 air miles southwest of Lake Almanor. 1303 Comment
  CDA12146  Poa secunda G. F. Hrusa, J. Dinsdale 1989-6-25 7196 Plumas Sierra Nevada; Bucks lake north shore. Comment
  RSA129252  Poa secunda E. Sawyer 1936-6-25 153 Plumas 1.5 miles E. of Crow 1677 Comment
  SBBG683  Poa secunda A. A. Beetle 1941-6-28 2797 Plumas St Hwy 36, 10 mi W of Chester 1524 Comment
  UCR146410  Poa secunda Beecher Crampton 1954-5-10 1874 Plumas Northern Sierra Nevada Mountains, 1 mile west of Portola, along highway 24 1473 Comment
  CAS-BOT-BC236279  Poa secunda subsp. juncifolia David D. Keck 1944-7-8 5420 Plumas Feather River Inn, Mohawk Valley, Middle Fork Feather RIver 1356 Comment
  CAS-BOT-BC242982  Poa secunda subsp. secunda Lewis S. Rose 1954-5-30 54077 Plumas Beckwourth 1524 Comment
  CHSC72475  Poa secunda subsp. secunda L. P. Janeway 1998-6-24 5674 Plumas North side of Last Chance Creek northeast of Jordan Flat, 600 ft north of Road 28N03 0.3 mi west of Road 101. 1792 Comment
  LA12623  Poa secunda subsp. secunda P. B. Kennedy; A. A. Heller 1907-7-3 8706 Plumas above Red Clover Valley Comment
  UC1132760  Poa secunda subsp. secunda E. Sawyer 1935-5-28 49 Plumas 3 1/4 mi ese Grizzly Peak; Sierraville Quadrangle Comment
  CAS-BOT-BC6510  Poa sierrae John Thomas Howell; Gordon H. True 1967-5-9 42204 Plumas Feather River Canyon, 3.5 mi SW of Belden, Lewisia Rock 609 Comment
  JEPS108541  Poa wheeleri L. P. Janeway, B. Castro 2006-6-3 8662 Plumas Northern High Sierra Nevada. East side of narrow drainage connecting the upper and lower parts of Thompson Valley 1676 Comment
  SEINET10496721  Polemonium micranthum Mary Susan Taylor 1982-5-7 Taylor 4413 Plumas T23N R14E sw/nw sec 26. Portola quad. Ramelli Ranch, near an oxbow lake, ca. 1/4 mi e of Hwy 109, ca. 0.5 mi sw of Beckwourth. Sagebrush Scrub. 4800 ft. 146 Comment
  JEPS102479  Polygonum arenastrum Lowell Ahart 2001-10-8 9309 Plumas On the sides of Boulder Creek, below the high water line of Antelope Lake, about 24 mies (air) NE of Quincy. 1522 Comment
  JEPS115554  Polygonum arenastrum Lowell Ahart, John Dittes, Josephine Guardino 2009-7-29 16237 Plumas On dry to damp bare soil, below the high water line of Lake Almanor, 1,849 feet northwest of Lake Almanor Dam 1591 Comment
  JEPS122238  Polygonum aviculare subsp. aviculare Lowell Ahart 2014-9-9 19842 Plumas Below the high water line, on the sides of Sly Creek, Sly Creek Reservoir, about 7 miles (air) southwest of La Porte. Comment
  UC1136114  Polygonum bistortoides E. Sawyer 1935-6-17 121 Plumas 5 1/2 mi sse Crow; Plumas National Forest, Sierraville Quadrangle Comment
  POM104471  Polygonum davisiae Marcus E. Jones 1897-7-9 s.n. Plumas On road from Prattville to Chico, on the Big Divide. 1829 Comment
  CAS-BOT-BC414545  Polygonum douglasii Clare B. Hardham 1978-8-11 21777 b Plumas About 5 miles se. of Thompson Peak Comment
  CAS-BOT-BC414553  Polygonum douglasii John Thomas Howell 1926-7-26 2142 Plumas Near Prattville 1371 Comment
  CDA15371  Polygonum douglasii G. F. Hrusa 1997-6-26 13886 Plumas Sierra Nevada; Approx. 1/4 mi. N from USFS 23N22D terminus. Comment
  SEINET10904503  Polygonum douglasii Lowell Ahart, Peter Ahart 1985-9-26 Ahart 5177 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
  CHSC24270  Polygonum douglasii subsp. douglasii K. R. Stern 1975-7-25 Plumas SW side of Lake Almanor. Comment
  JEPS113605  Polygonum douglasii subsp. douglasii Lowell Ahart, John Dittes 2007-6-16 14091 Plumas On dry soil, graded road gutter, east of the small stream, on the south side of of County Road 111 (Beckwourth Gensee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis 1647 Comment
  CHSC76065  Polygonum douglasii subsp. johnstonii G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-24 3250 Plumas 2.5 miles southeast of Mt Hough summit, 0.4 mil northwest of China Grade Road (to Taylorsville). 1798 Comment
  UC1136170  Polygonum douglasii subsp. spergulariiforme C. W. Hanks 1934-9-10 79 Plumas Frenchman Valley Plumas National Forest, Sierraville Quadrangle (upper end) Comment
  UC726251  Polygonum douglasii subsp. spergulariiforme A. A. Heller 1937-9-1 15344 Plumas in a field near Feather River Bridge at Chester 1304 Comment
  CHSC45863  Polygonum minimum Lowell Ahart 1974-8-15 605 Plumas Near McRae Meadows, west of Johnsville. 1828 Comment
  CAS-BOT-BC419835  Polygonum parryi John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54209 Plumas 2.5 miles northeast of Quincy Junction on road to Mt. Hough 1280 Comment
  UC570301  Polygonum polygaloides subsp. confertiflorum E. Sawyer 1935-6-27 161 Plumas Charlies Valley Plumas National Forest, Sierraville Quadrangle 1524 Comment
  CHSC53212  Polygonum polygaloides subsp. kelloggii L. P. Janeway 1989-6-14 3307 Plumas Plumas National Forest. Beckwourth Ranger District. Forest along the s'ly side of Red Clover Valley. Openings in yellow pine forest. 1699 Comment
  CAS-BOT-BC420057  Polygonum polygaloides subsp. kelloggii John Thomas Howell 1962-6-19 37865 A Plumas Sierra Valley, 5.8 miles e. of Beckwourth 1493 Comment
  CAS-BOT-BC420148  Polygonum ramosissimum subsp. ramosissimum John Thomas Howell 1951-8-19 28192 Plumas Greenville 1097 Comment
  SEINET9301724  Polygonum sawatchense Unknown 1982-6-17 3833 Plumas Frenchman Reservoir Comment
  JEPS28627  Polygonum sawatchense subsp. oblivium George W. Gillett 1957-7-18 815 Plumas forest on ne side Boiling Springs Lake (near trail); Lassen Volcanic National Park 1813 Comment
  CAS-BOT-BC420222  Polygonum sawatchense subsp. sawatchense A. A. Heller; P. B. Kennedy 1907-7-11 8807 Plumas Prattville Comment
  CAS-BOT-BC72022  Polypodium calirhiza John Thomas Howell 1967-6-23 42731 Plumas Lewisia Rock 3.5 miles SW. of Belden, Feather River Canyon 609 Comment
  CAS-BOT-BC233247  Polypogon maritimus Greg Sommers 1976-7-20 169 Plumas Sierra Valley Marsh, on flats away from channel crossed by metal bridge 1524 Comment
  CAS-BOT-BC237270  Polypogon monspeliensis John Thomas Howell 1961-9-24 36908 Plumas Feather River bed SW of Beckwourth 1487 Comment
  CHSC4183  Polystichum imbricans J. E. Bowlin 1967-3-8 2 Plumas Ca. 100 feet s of Oroville-Quincy highway and 100 yards w of Grizzly Dome, Oroville. 609 Comment
  CHSC102121  Polystichum imbricans subsp. imbricans Lowell Ahart; John Dittes 2009-7-27 16164 Plumas On dry soil, on and around large rocks, about 50 yards southeast of a small dam, headwaters of Grizzly Gulch, 2.1 miles (air) northeast of Butt Valley Reservoir Dam. 1479 Comment
  RSA754533  Polystichum imbricans subsp. imbricans L. Ahart, John Dittes 2009-7-27 16164 Plumas Headwaters of Grizzly Gulch, 2.1 air miles NE of Butt Valley Reservoir Dam. 1480 Comment
  JEPS104166  Polystichum kruckebergii Lowell Ahart 2003-10-17 10646 Plumas Cliffs ne of Humboldt Peak, ca 3/4 mi e of Humboldt Summit, ca 8 mi (air) ne of Butte Meadows. 2103 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
  JEPS95302  Polystichum lemmonii Lowell Ahart 1994-7-28 7531 Plumas SW of Bucks Lake (NE of Frenchman Hill) 1706 Comment
  JEPS97804  Polystichum lemmonii R. Raiche 1988-7-4 80243 Plumas Red Hill (N of Rich Bar) 0.8 mi NW of Deadwood Saddle; Feather River Canyon 1481 Comment
  CDA32108  Portulaca oleracea L. Ahart, John Dittes 2009-9-7 16389 Plumas Below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam. Comment
  CHSC8775  Potamogeton alpinus S. Chulasmai 1966-5-13 33 Plumas Honey Lake. Comment
  CAS-BOT-BC452099  Potamogeton amplifolius Mollie Schneider 1975-6-24 s.n. Plumas Sierra Valley Marsh. Station 1. North side of road near cow pasture at corner. Comment
  CAS-BOT-BC267203  Potamogeton foliosus John Thomas Howell 1926-7-24 2107 Plumas Lake Almanor near Prattville 1371 Comment
  SD46728  Potamogeton foliosus subsp. foliosus Robert J. Weatherby 1950-7-28 1492 Plumas Snake Lake near Quincy, on shallow bottom 1219 Comment
  CAS-BOT-BC453787  Potamogeton natans David D. Keck 1932-7-3 1662 Plumas Along Spanish Creek. Quincy, in the Northern Sierra Nevada. 1065 Comment
  CAS-BOT-BC453791  Potamogeton natans Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1507 Plumas Butterfly Botanical Area and Vicinity 1097 Comment
  RSA716594  Potamogeton richardsonii Lowell Ahart, John Dittes 2005-9-19 12376 Plumas On the south side of Taylor Lake, about 6 miles (air) southwest of Antelope Lake. 2081 Comment
  CAS-BOT-BC540033  Potentilla biennis Greg Sommers 1976-8-4 212 Plumas Sierra Nevada, along road near west end Dyson Lane 1524 Comment
  SEINET13710281  Potentilla biennis Lowell William Ahart, Lowell William Ahart 2001-1 9237 Plumas Frenchman Lake on Little Last Chance Creek (T24N, R16E, sec 8, SE 1/4) 5580 Ft. 1701 Comment
  SJSU11966  Potentilla biennis N. A. Hopkins 1973-6-19 550 Plumas 5 mi SE of Beckwourth, Sierra Valley 1402 Comment
  RSA59179  Potentilla glandulosa subsp. ashlandica E. K. Balls 1950-9-1 15605 Plumas East of Long Lake, 2134 Comment
  CHSC44971  Potentilla gracilis K. R. Stern 1985-6-25 8227 Plumas Vicinity of Blairsden. 1402 Comment
  UC578065  Potentilla gracilis var. elmeri E. Sawyer 1935-7-9 284 Plumas 3 3/4 mi ssw Crow; Sierraville Quad. Comment
  CAS-BOT-BC539746  Potentilla gracilis var. fastigiata A. H. Kramer 1933-6-1 s.n. Plumas Lassen National Park Comment
  CAS-BOT-BC540074  Potentilla gracilis var. fastigiata Alice Eastwood 1927-6-13 14542 Plumas Forest Lodge, Greenville Comment
  CAS-BOT-BC540409  Potentilla gracilis var. fastigiata John Thomas Howell 1955-7-20 30832 Plumas Sierra Nevada, Mohawk 1371 Comment
  CAS-BOT-BC540413  Potentilla gracilis var. fastigiata Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1967-7-12 2117 Plumas Butterfly Botanical Area and Vicinity, at spring 1127 Comment
  JEPS114354  Potentilla norvegica Lowell Ahart 2008-9-10 15395 Plumas Below the high water line of Little Grass Valley Reservoir, north of the South Fork of the Feather River, southwest of the horse camp, about 4 1/2 miles (air) north of La Porte 1537 Comment
  CDA12049  Potentilla palustris G. F. Hrusa, J. Dinsdale 1989-6-27 7214 Plumas Sierra Nevada; Snake Lake, approx. 5 m. WNW of Quincy. Comment
  JEPS113758  Potentilla rivalis Lowell Ahart, John Dittes, Josephine Guardino 2007-6-8 14037 Plumas Strand of Lake Davis, southeast of the end of the road, north end of Lake Davis 1763 Comment
  CHSC35280  Poteridium annuum M. S. Taylor; M. Foster 1981-6-2 3823 A Plumas N side of Hwy 70, on e side of Squirrel Creek, ne of Spring Garden overpass, ca. 7.5 mi se of Quincy. 1219 Comment
  CHSC20991  Prunella vulgaris var. lanceolata F. T. Griggs; A. Pass 1975-7-11 156 Plumas Buck's Lake. Comment
  UC57219  Prunella vulgaris var. vulgaris H. M. Hall and E. B. Babcock July, 1903 4426 Plumas Fox Creek; Sierra Nevada Mountains, Fox Creek 1219 Comment
  CAS-BOT-BC158132  Prunus emarginata M. S. Taylor 1982-5-25 4531 Plumas Jct of Peoria Creek Rd (23N10) and Cold Water Creek, 2.5 mi n of its jct with Nelson Creek, ca. 4 air mi sw of Sloat 1463 Comment
  CAS-BOT-BC158143  Prunus emarginata Anna Head 1920-6-20 s.n. Plumas Lake Center Camp, Feather River Region Comment
  CHSC53305  Prunus emarginata L. P. Janeway 1989-6-20 3352 Plumas Plumas National Forest. Slope near top of Crocker Mtn overlooking Red Clover Valley. 2194 Comment
  UC338360  Prunus emarginata unknown 1889-5-28 Plumas Mohawk Valley Comment
  CHSC61589  Prunus virginiana var. demissa Arthur C. Barrett 1915-6-24 15 Plumas Plumas Forest. Indian Cr., near Lone Rock Cr. 1615 Comment
  SD8441  Prunus virginiana var. demissa Mrs. R. M. Austin 1879-1 Plumas Big Meadows Comment
  CAS-BOT-BC361484  Pseudognaphalium stramineum John Thomas Howell 1951-6-29 27764 Plumas Feather River Canyon 548 Comment
  RSA0105543  Pseudognaphalium thermale Lowell Ahart 2014-8-24 19763 Plumas Center of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air), north of La Porte. 1533 Comment
  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
  CAS-BOT-BC174804  Pseudostellaria jamesiana John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54232 Plumas About 4 miles southeast of Mt. Hough on the road to Quincy 1645 Comment
  RSA74356  Pseudostellaria jamesiana Milo S. Baker 1952-5-26 12465 Plumas Highway 89, just below Greeneville Comment
  CAS-BOT-BC80158  Pseudotsuga menziesii H. Albert Barker 1926-7-11 124 Plumas Blairsden - Gold Lake Road 1524 Comment
  UC1061646  Pseudotsuga menziesii Herbert L. Mason Plumas Comment
  CHSC101926  Pseudotsuga menziesii var. menziesii Lowell Ahart; John Dittes 2009-7-13 16058 Plumas East side of Forest Service Road 27lN98, headwater of Clear Creek, about 2.0 miles (air) north of Butt Valley Reservoir Dam, about 3 miles (air) southwest of Lake Almanor Reservoir Dam. 1476 Comment
  JEPS115099  Pseudotsuga menziesii var. menziesii Lowell Ahart, John Dittes 2009-7-13 16058 Plumas East side of Forest Service Road 27lN98, headwater of Clear Creek, about 2.0 miles (air) north of Butt Valley Reservoir Dam, about 3 miles (air) southwest of Lake Almanor Reservoir Dam 1476 Comment
  CHSC102435  Psilocarphus brevissimus var. brevissimus L. P. Janeway; B. Castro 2009-6-7 9800 Plumas Northern High Sierra Nevada. Lower Thompson Valley 1.5 km north of Red Clover Creek, 125 m southwest of Thompson Valley Creek. 1670 Comment
  CAS-BOT-BC361738  Psilocarphus brevissimus var. brevissimus Mrs. H. C. Cantelow 1940-5-10 s.n. Plumas W. of Bucks Lake Comment
  JEPS113514  Pterospora andromedea Lowell Ahart, John Dittes, Josephine Guardino 2007-8-10 14478 Plumas About 120 yards south of Beckwourth Gensee Road, there is a small quarry east of a poor road, the meadow and stream, about 2 miles (air) north of the north end of Lake Davis 1761 Comment
  CHSC40869  Purshia tridentata K. R. Stern 1985-6-25 8265 Plumas Vicinity of Blairsden. 1402 Comment
  CAS-BOT-BC147880  Purshia tridentata var. tridentata John Thomas Howell 1959-9-24 34926 Plumas Junction of Indian and Spanish creeks 914 Comment
  CDA13988  Pycnanthemum californicum G. F. Hrusa 1996-8-2 13450 Plumas Sierra Nevada; SW base of ridge between Argentine & Taylor Rocks, ca. 1 mi. NW of Argentine Rock. Comment
  CHSC56859  Pycnanthemum californicum L. P. Janeway; Garrett Gibson 1991-8-2 4104 Plumas Plumas Natiotal Forest. South side of Smith Peak; at spring near head of West Branch Humbug Creek. 1828 Comment
  CHSC21323  Pyrola aphylla F. T. Griggs; A. Pass 1975-7-31 272 Plumas Grizzly Forebay. Comment
  CHSC45518  Pyrola aphylla Lowell Ahart 1976-7-7 1169 Plumas Near the dirt road, about 2 miles south-west of Cold Water Creek, about 6 miles south of Grizzly Mountain. 1524 Comment
  CAS-BOT-BC460827  Pyrola aphylla Duncan Dunning 1922-7-13 12 Plumas Plumas Forest, Smith Lake 1127 Comment
  RSA0081590  Pyrola aphylla Christopher Davidson 1974-7-25 2491 Plumas Ca. 5 mi. W of Westwood on St. Hwy 36. 1524 Comment
  UC635152  Pyrola asarifolia H. L. Mason Jul 1925 2891 Plumas Mount Elwell Comment
  CAS-BOT-BC462898  Pyrola asarifolia Mary Strong Clemens 1920-6-22 s.n. Plumas Quincy Comment
  CHSC102077  Pyrola dentata Lowell Ahart; John Dittes 2009-7-14 16065 Plumas On dry soil, on the both sides of Forest Service Road 27N92, about 1.9 miles (air) southeast of Seneca, about 6 miles (air) south of Lake Almanor Reservoir Dam. 1677 Comment
  CHSC56868  Pyrola dentata L. P. Janeway 1991-7-3 4108 Plumas Plumas National Forest. Small drainage to Freeman Creek 1 3/4 mi west of Smith Peak. 1965 Comment
  CHSC70250  Pyrola dentata B. Castro; R. Zebell, R. Fallscheer 1989-8-2 349 Plumas Ca 3.5 air mi S of Bucks Lake, 50-100 ft W of USFS Rd 23N58. 1737 Comment
  CAS-BOT-BC462778  Pyrola dentata M. S. Taylor; M. Foster 1981-7-14 4012 Plumas Saddle at head of Bullfrog Ravine, on rd. 26N18, 3 air mi NW of Indian Falls 1615 Comment
  JEPS58820  Pyrola picta W. L. Jepson 1924-7-24 10633 Plumas Rich Point 914 Comment
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  CAS-BOT-BC466105  Pyrola picta Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region Comment
  RSA0083318  Pyrola picta E. K. Balls 1950-9-5 15683 Plumas Lower trail to Spur 5, Thompson Creek, off La Porte Rd., turn off Hwy 24, east of Quincy. 1371 Comment
  UC1584012  Pyrrocoma apargioides G. Schoolcraft 1990-6-4 2072 Plumas about 5 mi e Beckwourth (on s side of Hwy 70) 1490 Comment
  CAS-BOT-BC362286  Pyrrocoma lanceolata var. lanceolata Fred Sommers 1976-8-27 230 Plumas Sierra Valley Marsh between road and Marble Hot Springs 1524 Comment
  CHSC84502  Pyrrocoma lucida John Dittes; Lowell Ahart 2003-8-8 2003 -82 Plumas Northern High Sierra Nevada; northwest edge of Sierra Valley, ca. 3.9 air-miles east of Portola, ca. 0.7 air-mile southwest of Beckwourth, ca. 0.1 air-mile south of Middle Fork Feather River. Meadow at edge of Beckwourth-Calpine Road (A23). 1488 Comment
  CAS-BOT-BC362343  Pyrrocoma racemosa var. paniculata Lewis S. Rose 1955-7-19 55147 Plumas Vinton 1505 Comment
  CAS-BOT-BC62427  Quercus chrysolepis Mrs. E. C. Suttiffe 1920-9-1 s.n. Plumas Gold Valley Comment
  SEINET10477881  Quercus durata Mary Susan Taylor 1981-7-18 Taylor 4053 Plumas T26N R7E sw/se sec 33, Almanor SW quad. On serpentine, N side of Caribou Rd, ca. 4 mi NE of its jct with Hwy 70 near Belden. 2700 ft elev. 823 Comment
  UCD45927  Quercus durata var. durata John Thomas Howell 1951-8-19 28168 Plumas Plumas County. 792 Comment
  CAS-BOT-BC62738  Quercus garryana var. breweri Clarence R. Quick 1952-6-29 52 -76 Plumas Summit and road between Belden and Humbug Valley 1486 Comment
  CAS-BOT-BC94270  Quercus garryana var. semota Lowell Ahart 1981-7-18 2936 Plumas About 50 m W of the road, about 3 miles N of Belden on Caribou Road 1200 Comment
  CAS-BOT-BC105312  Quercus kelloggii John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-25 54295 Plumas E side of Indian Valley just N of Taylorsville 1112 Comment
  CHSC94020  Quercus vacciniifolia R. D. Fischer 2005-9-5 666 Plumas Location about 1 miles south of Sunflower Flat trail head at end of county road 26N31 in mixed coniferous forest. Plants growing on an open rocky ridge on what appeared to be a serpentine outcrop. 1828 Comment
  CHSC47664  Raillardella argentea Lowell Ahart 1981-7-21 2955 Plumas On the Buzzards Roost Ridge, about 1/4 mile east of Quincy La Porte Road, about 1 1/4 miles north-west of Pilot Peak. 1828 Comment
  CHSC63449  Raillardella argentea Lowell Ahart 1994-7-20 7475 Plumas Plumas and Sierra Counties. North of the Pacific Crest Trail, on the north side of Bunker Hill Ridge, about 1/2 mile north-west of Mount Etna. 1981 Comment
  SEINET10536221  Ranunculus Mary Susan Taylor 1982-7-12 Taylor 4812 Plumas T22N R11E se/se sec 4. Blue Nose Mt quad. Headwaters of Chris Creek, ca. 6 mi nw of Mohawk. 6600 ft. 2012 Comment
  UC302247  Ranunculus alismifolius var. alismifolius Marcus E. Jones, A. M. 1897-7-5 Plumas Prattville 1371 Comment
  CAS-BOT-BC379369  Ranunculus alismifolius var. alismifolius John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-22 54105 Plumas 10.6 mi northeast of La Porte on road to Quincy 1890 Comment
  CHSC42067  Ranunculus alismifolius var. lemmonii Kimber Hostetter 1986-4-12 9 Plumas Ca. 1.6 km on Butterfly Valley Botanical Gardens turnoff, off Hwy. 70 at Keddie Resort, ca. 8 km n of Quincy. 1500 Comment
  SD8187  Ranunculus aquatilis Mrs. R. M. Austin 1880-1 Plumas Big Meadows Comment
  SD8190  Ranunculus aquatilis Daniel Cleveland 1882-7-26 Plumas Hamilton Bridge, Big Meadfows Comment
  SEINET10536067  Ranunculus aquatilis var. capillaceus Mary Susan Taylor 1982-5-16 Taylor 4455 Plumas T22N R12E sw/ne sec 15. Blairsden quad. Mohawk Valley, at creek crossing rd, ca. 1/8 mi e of its jct with Hwy 89, ca. 1/4 mi n of Graeagle. 4300 ft. 1311 Comment
  CHSC81143  Ranunculus aquatilis var. diffusus Lowell Ahart 2001-8-29 9233 Plumas On the bottom of Little Last Chance Creek, on the strand of Frenchman Lake. 1700 Comment
  CAS-BOT-BC378977  Ranunculus aquatilis var. diffusus Mrs. A. R. Coombs 1906-1-1 s.n. Plumas Prattville Comment
  CAS-BOT-BC379249  Ranunculus aquatilis var. diffusus David D. Keck 1932-7-3 1661 Plumas northern Sierra Nevada, Quincy, along Spanish Creek, growing in streamlets through the meadow 488 Comment
  POM98933  Ranunculus aquatilis var. hispidulus Marcus E. Jones 1897-7-5 s.n. Plumas Prattville. 1372 Comment
  CHSC108715  Ranunculus flammula var. ovalis B. Castro; L. P. Janeway 2003-9-7 1457 Plumas High Cascade Range. Caribou Wilderness Area; lake/pond/slough/meadow complex between Hidden Lakes and Beauty Lake, ca 0.7 mi south of Long Lake. At a pair of ponds, at E edge of smaller upper pond ca 8 ft above water's edge. 2063 Comment
  CHSC110297  Ranunculus occidentalis var. ultramontanus B. Castro; L. P. Janeway 2006-6-3 1574 Plumas Northern High Sierra Nevada.West side of lower Thompson Valley 1.25 mi N of the mouth of McReynolds Creek at Red Clover Creek. 1676 Comment
  CHSC89337  Ranunculus orthorhynchus var. orthorhynchus G. D. Barbe; T. C. Fuller 1982-6-16 3787 Plumas Northern California. Plumas National Forest. Meadow below Mud Lake, 3/4 mi NE of Eisenheimer Peak. [Lat./long. on label is '40 10 N; 120 43 W']. 2097 Comment
  JEPS48493  Ranunculus orthorhynchus var. orthorhynchus John W. Duffield 1937-6-5 Plumas se Meadow Valley (in stream tributary to Rock Creek) 1280 Comment
  SEINET8700857  Ranunculus testiculatus W. Harnach, N. Harnach 2000-4-27 880 Plumas Sierra Valley, intersection of Hwy 49 and Dyson Lane, 6 miles N of Loyalton. 1498 Comment
  SD149108  Rhamnus John Thomas Howell 1976-7-20 52037 Plumas Transition zone forest at south end of Lake Almanor 1372 Comment
  CAS-BOT-BC56577  Rhododendron columbianum Anna Head 1920-7-9 s.n. Plumas Bear Lake, Lake Center Camp, Feather River region 1920 Comment
  CAS-BOT-BC56580  Rhododendron columbianum E. K. Balls 1950-9-9 15770 Plumas west of Lakes Center Public Camp, southern Plumas County 2042 Comment
  UCD35832  Rhododendron columbianum Beecher Crampton 1964-8-25 7161 Plumas Lassen Volcanic National Park; Devil's Kitchen, Hot Springs Creek. 1859 Comment
  CDA28744  Rhododendron occidentale B. Smith August 1996 s.n. Plumas Plumas National Forest; 0.5 mi S of town of Cascade on Plumas/Butte Co. boundary. 1292 Comment
  RSA500436  Rhynchospora alba Vernon H. Oswald 1989-8-3 3915 Plumas Willow lake located SE of Drakesbad, just s of the boundary of Lassen Volcanic Nat l Park. 1677 Comment
  UCSB63768  Rhynchospora californica Janeway, L. 1998-9-10 Plumas Crescent Mills quad.: T25N, R9E, NE1/4 of SE1/4 of sec. 20; Butterfly Valley Botanical Area; upper edge of darlingtonia bog (Sweetwater Marsh); just below Road 25N47; 0.3 mi. south of Road 417 1173 Comment
  CHSC72467  Rhynchospora capitellata L. P. Janeway 1998-9-10 6269 Plumas Butterfly Valley Botanical Area; southwest edge of the main darlingtonia bog below Road 25N47 (Sweetwater Marsh) 0.3 mi south of Road 417. 1164 Comment
  CAS-BOT-BC108708  Ribes cereum H. E. Brown 1897-8-1 601 Plumas Near Lassen Buttes. 1828 Comment
  JEPS113418  Ribes inerme var. inerme Lowell Ahart, John Dittes, Josephine Guardino 2007-8-10 14463 Plumas About 40 yards south of Beckwourth Gensee Road, there is a small quarry east of a poor road, the meadow and stream, about 2 miles (air) north of the north end of Lake Davis 1761 Comment
  UC329959  Ribes inerme var. inerme Lemmon 1889-5-28 Plumas Mohawk Valley Comment
  CAS-BOT-BC219226  Ribes nevadense Rimo Bacigalupi 1927-7-10 1689 Plumas Meadow about 0.25 mile below outlet of Long Lake along Eagle Creek 1828 Comment
  CHSC76134  Ribes nevadense G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-25 3309 Plumas Diamond Mountain Road 1.4 miles north-northeast of Engle Mine townsite. 1295 Comment
  CHSC81378  Ribes nevadense L. P. Janeway 1996-4-23 4956 Plumas Northern High Sierra Nevada. Soda Creek, along Road 25N22 200 ft northwst of Hwy 70 and East Branch North Fork Feather River. 890 Comment
  RSA0023144  Ribes nevadense L. Ahart, John Dittes 2009-7-15 16080 Plumas Along a small wash on the south side of Forest Service Road 26N671, northeast of Forest Service Road 26N67, about 2.8 air miles southeast of Butt Valley Reservoir Dam. 1703 Comment
  UC1127490  Ribes nevadense E. Nourse 1934-9-4 23 Plumas 1 1/2 mi sw Quincy; Plumas Quadrangle, Downieville Quadrangle Comment
  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
  JEPS28657  Ribes roezlii George W. Gillett 1957-7-19 859 Plumas about 1 1/4 mi above Devils Kitchen (on trail to Sifford Lakes); Lassen Volcanic National Park 2057 Comment
  UC1127540  Ribes roezlii G. Burks 1933-8-8 26 Plumas 4 1/2 mi e and 1 mi n Camel Peak; Plumas National Forest, Bidwell Bar Quadrangle Comment
  UC1127632  Ribes viscosissimum G. Burks 1933-8-8 24 Plumas 4 1/2 mi e and 1 mi n Camel Peak; Plumas National Forest, Bidwell Bar Quadrangle Comment
  CAS-BOT-BC363059  Rigiopappus leptocladus Mary Strong Clemens 1920-7-1 s.n. Plumas Greenville 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
  RSA523304  Rigiopappus leptocladus J. L. Strother 1987-6-28 1358 Plumas North of Sierra Valley, ca. 6 miles N of Beckwourth along road to Genese. 1750 Comment
  CAS-BOT-BC74632  Rorippa curvisiliqua Anna Head 1921-7-30 s.n. Plumas Feather River Region. Lake Center Camp. Comment
  CAS-BOT-BC74630  Rorippa curvisiliqua John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54282 Plumas Sierra Nevada. About 1.3 mile southeast of Mount Hough on the road to Quincy. 2042 Comment
  CAS-BOT-BC74639  Rorippa curvisiliqua L. P. Janeway 1992-11-4 4322 Plumas Plumas National Forest. Beckwourth Ranger District. Cascade Department. 1755 Comment
  CHSC113584  Rorippa curvisiliqua var. orientalis Lowell Ahart 2014-8-24 19751 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
  CHSC92176  Rorippa curvisiliqua var. orientalis Lowell Ahart; John Dittes 2005-9-19 12387 Plumas Below the high water line of Taylor Lake, on the east side of Taylor Lake, about 6 miles (air) southwest of Antelope Lake. 2080 Comment
  JEPS48546  Rorippa nasturtium-aquaticum John W. Duffield 1937-5-26 Plumas Schneider Creek above and w Meadow Valley (sw Plumas County); Bucks Lake Quad., Schneider Creek above and w Meadow Valley Comment
  RSA670121  Rosa June McCaskill 321 Plumas Lake Almanor region [?] Comment
  CDA26254  Rosa bridgesii L. Ahart, J. Dittes, J Guardino, Robert A. Schlising 2004-7-3 11174 Plumas On the north side of a forest road, about 1/4 mile north of Taylor Rock, about 1 mile (air) southwest of Grizzly Peak, about 5 miles (air) south of Taylorsville, about 8 miles (air) northeast of Quincy. Comment
  JEPS102845  Rosa californica Lowell Ahart 2001-10-16 9392 Plumas Old road that crossed Indian Creek, ca 10 yards east of the RR tracks, where RR has a bumper to start the signal lights on Arlington Road, ca 400 yards S of Arlington Road, ca 30 yards east of Highway 89, ca 1 1/2 miles S of Crescent Mills. 1066 Comment
  CAS-BOT-BC148169  Rosa gymnocarpa John Thomas Howell; Walter Knight; Irja Knight; Gordon H. True 1969-6-24 2448 Plumas From vicinity of the mouth of Butterfly Creek - Butterfly Botanical Area and vicinity 883 Comment
  CHSC80873  Rosa gymnocarpa Lowell Ahart 2001-7-19 8944 Plumas Steep slope, on the east side of Hopkins Creek, about 1/2 mile (air) south of Turkey Town, about 2 1/2 miles (air) southeast of Pilot Peak. Comment
Read comments
Dec 10 2008
  UC1128559  Rosa gymnocarpa E. Nourse 1934-9-4 19 Plumas 3/4 mi s and 1 mi w Quincy (Plot 77); Plumas National Forest, Downieville Quadrangle Comment
  UC924262  Rosa gymnocarpa H. S. Reed 1941-8-2 Plumas Forest Lodge 1036 Comment
  SEINET10937262  Rosa pinetorum Mary Susan Taylor 1982-5-27 Taylor 4543 Plumas T26N R9E e/se sec 23. Greenville SW quad. Mostly w side of Dixie Canyon Rd (204), 1.2 to 2 mi n of its jct with Hwy :89 at Mocassin. 4000-4400 ft. S of Greenville. 1219 Comment
  CHSC81146  Rosa woodsii subsp. ultramontana Lowell Ahart 2001-8-29 9226 Plumas Near Ramelli Creek, a branch of Little Last Chance Creek, about 3 miles (air) north of Frenchman Lake. 1737 Comment
  JEPS113536  Rosa woodsii var. ultramontana Lowell Ahart, John Dittes, Josephine Guardino 2007-8-10 Plumas E margin of a small meadow, about 40 yds S of Beckwourth Gensee Road, there is a small quarry E of a poor road, the meadow and stream, about 2 mi (air) N of the N end of Lake Davis 1761 Comment
  JEPS45630  Rosa woodsii var. ultramontana W. L. Jepson 1918-8-16 8018 Plumas near Taylorville; Indian River 1097 Comment
  RSA726333  Rosa woodsii var. ultramontana L. Ahart, J. Dittes, J. Guardino 2007-8-10 14465 Plumas About 40 yards S of Beckworth Gensee Road. There is a small quarry E of a poor road, the meadow and stream, about 2 miles (air) N of the N end of Lake Davis. 1762 Comment
  UC1128606  Rosa woodsii var. ultramontana E. Sawyer 1935-6-27 171 Plumas 3 1/2 mi n Hawks; Plumas National Forest, Sierraville Quadrangle 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
  RSA563261  Rubus leucodermis Walter Knight, I. Knight, J. T. Howell 1966-7-27 1547 Plumas Near mouth of Butterfly Creek. 884 Comment
  CAS-BOT-BC363206  Rudbeckia occidentalis Lloyd W. Swift 1932-8-10 69 Plumas Plumas National Forest. Coldwater Cr. S. of Bucks 1524 Comment
  CAS-BOT-BC421407  Rumex John Thomas Howell 1977-8-11 52712 Plumas Bottom of Frenchmans Reservoir on east side near Big Cove 1706 Comment
  CAS-BOT-BC422042  Rumex acetosella Lewis S. Rose 1968-6-10 68092 Plumas Quincy 1036 Comment
  CAS-BOT-BC421706  Rumex britannica John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1968-6-11 2394 Plumas Area of east side of Butterfly Valley. Comment
  CAS-BOT-BC422166  Rumex californicus John Thomas Howell 1961-9-23 36836 Plumas Indian Valley 1082 Comment
  OBI34305  Rumex crispus Bernie Smith 1966-7-26 180 Plumas Pinchard Crk Comment
  CAS-BOT-BC433518  Rumex fueginus John Thomas Howell 1961-9-25 36948 Plumas Feather River bed, Portola 1478 Comment
  SEINET13710060  Rumex maritimus Lowell William Ahart, Lowell William Ahart 2001-1 9216 Plumas Lake Almanor, 3/4 Mi. NE of Chester (T28N, R7E, sec 4, NE 1/4) 4500 Ft. 1372 Comment
  UC1191322  Rumex salicifolius var. triangulivalvis Malcolm A. Nobs and S. Galen Smith 1949-8-18 1371 Plumas just s Chester (n end of Lake Almanor); Lake Almanor, Last Chance Marshes Comment
  CAS-BOT-BC434301  Rumex triangulivalvis D. E. Breedlove 1962-6-12 3443 Plumas On northern bank of Indian Creek along State Highway 89, 6.9 miles south of Greenville; Sierra Nevada 1066 Comment
  JEPS88517  Sagina saginoides Vernon H. Oswald and Lowell Ahart 1996-7-15 8012 Plumas e. side of arm of, extending n. from Hwy. 36 causeway Lake Almanor (s. of point where rd. to Last Chance Campground (28N11) begins to parallel the lake); High Cascade Range 1371 Comment
  POM101501  Sagina saginoides Marcus E. Jones 1897-7-2 s.n. Plumas Near Pratville at Clear Creek 1524 Comment
  CAS-BOT-BC445742  Sagittaria latifolia Robert J. Weatherby 1950-7-21 1483 Plumas Butterfly Lake, near Quincy 1219 Comment
  CHSC69163  Sagittaria rigida Vernon Oswald 1997-8-1 8809 C Plumas North end of Lake Almanor (north of Hwy. 36) on the east side of Last Chance Marsh where the road to Last Chance Campground (28N11) first approaches and then follows the shore of the marsh. 1371 Comment
  POM253306  Salix A. A. Heller 1938-5-30 15135 Plumas The N fork of the Feather River near Virgilia. 793 Comment
  CAS-BOT-BC103886  Salix exigua John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1967-7-10 2220 Plumas Mouth of Butterfly Creek 883 Comment
  SD46501  Salix geyeriana Robert J. Weatherby 1950-8-11 1524 Plumas creek bed in springy area, side of Mt. Elwell, Lake Basin area 2225 Comment
  CAS-BOT-BC125315  Salix lasiandra var. lasiandra Anna Head 1920-1-1 s.n. Plumas Feather River Region Comment
  JEPS102788  Salix lasiandra var. lasiandra Lowell Ahart 2001-6-4 8757 Plumas On the north side of the South Fork of the Feather River, about 1/2 mile SW of the Feather Fork mine, about 1 mile NE of Little Grass Valley Reservoir, about 5 miles (air) NE of La Porte. 1594 Comment
  SEINET11957801  Salix lasiolepis E. L. Smith 1971-1 951 Plumas Quincy 1043 Comment
  CAS-BOT-BC128437  Salix lasiolepis var. lasiolepis Irja Knight; Walter Knight 1966-6-18 1336 Plumas Butterfly Valley - Sierra Nevada 1158 Comment
  CHSC87631  Salix lasiolepis var. lasiolepis Lowell Ahart; Josephine Guardino 2004-5-24 10945 Plumas On the bottom of a small drainage, about 100 yards north of the railroad, Greenhorn Creek, and Highway 70, about 1/2 mile west of Squirrel Creek, about 7 miles (air) southeast of Quincy. 1158 Comment
  RSA128974  Salix lasiolepis var. sandbergii J. T. Howell 1951-8-19 28171 Plumas 3 miles E of Rich Bar. 854 Comment
Read comments
Jun 4 2009
  CAS-BOT-BC124801  Salix lemmonii Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1967-5-7 1882 Plumas At north end of Butterfly Valley proper 1036 Comment
  CHSC13667  Salix lemmonii E. L. Smith 1971-4-28 946 B Plumas In Indian Valley ca. 1 mi se of Greenville. 1088 Comment
  RSA201311  Salix lemmonii J. T. Howell 1960-7-20 35725 Plumas Drakesbad. 1677 Comment
  CAS-BOT-BC125106  Salix ligulifolia C. R. Ball; Mrs. H. P. Bracelin; Beryl Kautz 1931-5-31 397 Plumas North Fork of Feather River, at Chester 1350 Comment
  LA208844  Salix ligulifolia C. R. Ball; Mrs. H. P. Bracelin, Beryl Kautz 1931-5-31 394 Plumas N fork of Feather River, at Chester, at hwy bridge 1350.0 Comment
  CAS-BOT-BC129393  Salix melanopsis C. R. Ball; Mrs. H. P. Bracelin; Beryl Kautz 1931-5-31 395 Plumas North Fork of Feather River, at Chester 1350 Comment
  POM218999A  Salix melanopsis Carleton R. Ball, H. P. Bracelin, Beryl Kautz 1931-5-31 395 Plumas N Fork of Feather River, at Chester. 1350 Comment
  SD915  Salix melanopsis Carleton R. Ball, Mrs. H. P. Bracelin, Beryl Kautz 1931-5-31 395 Plumas North Fork of Feather River, at Chester, flood plain at highway bridge 1349 Comment
  CAS-BOT-BC129095  Salix scouleriana Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1513 Plumas East of dam, pond reservoir - Butterfly Botanical Area and vicinity. 1094 Comment
  RSA157736  Salvia aethiopis T. C. Fuller 1962-6-13 8998 Plumas Rt. 1, Box 7, N Road, Indian Valley, 2 miles E of Greenville. Comment
  CAS-BOT-BC235028  Sambucus Anna Head 1921-9-1 s.n. Plumas Feather River Region Comment
  CHSC70234  Sambucus mexicana B. Castro; R. Fallscheer, R. Zebell 1989-8-7 359 Plumas Ca 3 mi S of Bucks Lake, W of USFS Rd 23N18, ca 0.3 mi SW jcn Rds 23N18, 23N15 and 23N69, on the south flank of Red Mtn. 1737 Comment
  CHSC80824  Sambucus mexicana Lowell Ahart 2001-7-17 8922 Plumas Meadows, on the west side of a poor logging road, east of a small branch of Butt Creek, about 2 1/2 miles (air) north of Humboldt Summit. 1828 Comment
  UC114594  Sanguisorba annua Mrs. R. M. Austin Plumas Big Meadows 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
  CHSC42663  Sanicula graveolens Vernon Oswald 1986-6-6 2084 Plumas LaPorte-Quincy Rd. at the S. Fork of the Feather River. 1965 Comment
  CHSC42666  Sanicula graveolens Vernon Oswald 1986-6-6 2097 Plumas Oroville-Quincy Hwy 1.3 mi n of Four Trees. 1615 Comment
  UCD128023  Sanicula graveolens W. R. Powell 1968-7-3 1605 Plumas 5.5 miles north of La Porte. 1691 Comment
  SEINET13945235 Image available Sanicula nevadensis A. A. Heller 1915-1 12061 Plumas Near the summit of Soapstone ridge in the Sierra Nevada. Elev 5500 ft. 12 miles west of Buck 1676 Comment
  CHSC65086  Sanicula tuberosa Vernon H. Oswald; Lowell Ahart 1995-7-24 7115 Plumas High Cascade Range. N of Chester on Forest Road 30N25 (to Hay Mdw. Trailhead), 0.5 mi NW of Forest Route 10. 1920 Comment
  UC570336  Sarcodes sanguinea E. Sawyer 1935-6-28 243 Plumas 3 3/4 mi. s.e. Grizzly Peak; Plumas Nat'l Forest 1554 Comment
  CAS-BOT-BC466217  Sarcodes sanguinea Elmer I. Applegate 1929-6-21 5796 Plumas Between Kelly's Camp and Drankesbad, Warner Valley, Mt. Lassen region Comment
  CDA11932  Saxifraga oregana G. F. Hrusa, J. Dinsdale 1989-6-27 7207 Plumas Sierra Nevada; NW end of Bucks Lake, . Comment
  UC485773  Saxifraga oregana H. E. and S. T. Parks 1928-6-20 221 Plumas Drakesbed; Mount Lassen National Park, Drakesbed Comment
  CHSC21677  Sceptridium multifidum D. Brink; L. Mayer 1975-7-29 Plumas Buck's Lake Forest Service Survey. Comment
  CHSC46716  Scheuchzeria palustris subsp. americana V. Oswald; W. Dempsey 1989-8-24 3965 Plumas Little Willow Lake on the s edge of Lassen Volcanic National Park, ca. 11 mi (air) nw of Chester. On the w side of the lake. 1828 Comment
  SEINET3991573  Schoenolirion Unknown 1940-6-25 Plumas Butterfly Valley 1219 Comment
  CAS-BOT-BC111574  Schoenoplectus americanus W. R. Dudley 1909-8-26 s.n. Plumas Near East Hot Springs, Sierra Valley. Comment
  CAS-BOT-BC111855  Schoenoplectus subterminalis Lowell Ahart 1980-9-17 2655 Plumas In lake, 1/2 mile west of Fowler Pk. 1600 Comment
  UCD49974  Schoenoplectus subterminalis L. Ahart 1980-9-17 2655 Plumas Normal size plant, growing in shallow water along the north-east side of the lake, about 1/2 mile west of Fowler Peak, about 8 miles north of La Portem Plumas County, California. 1767 Comment
  CHSC54873  Scirpus microcarpus Vernon H. Oswald 1991-9-11 4872 Plumas Lassen Volcanic Park. Road to Drakesbad, ca. 0.5 mi west of the boundary of the park. On the edge of Hot Springs Creek. 1615 Comment
  SEINET3914778  Scirpus microcarpus LeDoux, Morris; Dunn 1973-6-5 1071 Plumas Collected on south side of Greenville.; 0 Comment
  UC170945  Sclerolinon digynum H. M. Hall 1912-8-3 9382 Plumas Quincy; Sierra Nevada Mountains 1066 Comment
  JEPS88397  Scutellaria antirrhinoides Vernon H. Oswald and Lowell Ahart 1996-7-15 8016 Plumas e side of the arm of Lake Almanor (extending n from Hwy 36 causeway, s of the point where the road to Last Chance Campground (28N11) begins to parallel lake); , High Cascade Range 1371 Comment
  UC104317  Scutellaria antirrhinoides Mrs. R. M. Austin July 1878 Plumas Big Meadows Comment
  SD6637  Scutellaria galericulata R. M. Austin Jul 1882 Plumas Prattville Comment
  CHSC118772  Scutellaria galericulata Wendy L. Boes 2016-9-6 2016 -040 Plumas On the northeastern shore of Antelope Lake in cove east of Forest Road 27N22Y along the 27N41. (UTM 706719 E, 4451398 N, NAD 83 Zone 10 North.) 1506 Comment
  CAS-BOT-BC214250  Scutellaria nana David D. Keck 1932-7-6 1720 Plumas 6 miles west of Chester, Sierra Nevada 1524 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
  SJSU14706  Scutellaria nana N. A. Hopkins 1991-6-28 1690 Plumas N of Milford Cr, N of Milford fork on rd fronm Red Clover Valley to Janesville 1524 Comment
  SEINET10449667  Sedum albomarginatum Mary Susan Taylor 1981-7-26 Taylor 4116 Plumas T25N R7E nw 1/4 nw 1/4 sec 4. Almanor SW. Open serpentine cliff (with granite elements), n side of Caribou Rd. 3.5 mi NE of its jct with Hwy 70 near Beldon. 2700 ft. 823 Comment
  CAS-BOT-BC418396  Sedum plumasanum Walter Knight; Irja Knight 1969-6-25 2433 Plumas 4.3 mi. up Caribou Road from Hwy 70. Comment
  UCR208946  Sedum spathulifolium Christopher Davidson 1975-6-7 2739 Plumas Northern Sierra Nevada Mtns., c. 3 mi on dirt road to Snake Lake branching to NW off Hwy 70 c. 2 mi N of Quincy 1273 Comment
Read comments
Mar 30 2016
  CHSC40244  Senecio hydrophilus K. R. Stern 1985-6-25 8228 Plumas Meadow, vic. Blairsden. 1371 Comment
  CHSC96920  Senecio integerrimus var. exaltatus Lowell Ahart; John Dittes, Josephine Guardino 2007-6-9 14042 Plumas 50 yards west of a poor dirt road, about a mile (air) north of the north end of Lake Davis. 1857 Comment
  CHSC98353  Senecio integerrimus var. exaltatus L. P. Janeway 2007-5-20 8986 Plumas Northern High Sierra Nevada. Along road to the top of Red Hill, about 0.2 km due north of the summit. 1902 Comment
  JEPS121735  Senecio integerrimus var. exaltatus B. Castro and L. P. Janeway 2009-6-7 1788 Plumas Northern High Sierra Nevada. SW side of lower Thompson Valley ~ 0.8 mi N of the mouth of McReynolds Creek at Red Clover Creek. Near W edge of Thompson Creek, in the vicinity of headcut channels. Comment
  RSA0124934  Senecio integerrimus var. exaltatus Clare B. Hardham 1961-6-16 7472 Plumas Diamond Peak. 2134 Comment
  RSA0124964  Senecio integerrimus var. exaltatus E. K. Balls, Lee W. Lenz 1955-5-13 20703 Plumas Between Tobin and Camp Rogers, US Hwy 40 alt. 610 Comment
  UCD135566  Senecio integerrimus var. exaltatus Grady L. Webster 1990-5-13 7731 Plumas Lee's Summit, 3 miles northwest of Cromberg. 1356 Comment
  CDA14138  Senecio integerrimus var. major G. F. Hrusa 1997-5-3 13828 Plumas Sierra Nevada; E side of Rattlesnake Creek, S of Hwy 70 approx. 15 mi. E of Quincy. Comment
  CHSC6568  Senecio triangularis R. Carter 1966-7-10 481 Plumas Found Bucks Lake along E side Oroville-Quincy Rd. on S side of lake, 200 yds. S of lodge, roadside. 1524 Comment
  CHSC70220  Sericocarpus oregonensis B. Castro; R. Fallscheer 1989-8-7 355 Plumas Ca 3 air mi S of Bucks Lake, W of USFS Rds 23N18, ca 0.4 mi SW jcn Rds 23N18, 23N15 and 23N69, on the south flank Red Mtn. 1767 Comment
  SBBG128050  Sericocarpus oregonensis L. Ahart, J. Dittes 2009-8-28 16358 Plumas NE side of Forest Service Rd 27N98, headwater of Clear Crk, ca. 1.9 mi NNE of Butt Valley Reservoir Dam, ca. 3 mi SW of Lake Alamnor Reservoir Dam 1476 Comment
  CHSC61704  Sibbaldia procumbens Vernon H. Oswald; Lowell Ahart 1993-8-25 5870 Plumas Lassen Volcanic National Park. North Arm of Rice Creek near the N end of the S unit of Twin Meadows, ca. 0.5 mi N of the S boundary of the park. Along the edge of the creek. 2057 Comment
  CAS-BOT-BC213137  Sidalcea John Thomas Howell; Gordon H. True 1973-7-31 50142 Plumas Road from Janesville to Thompson Peak, Diamond Range, Sierra Nevada 1905 Comment
  CHSC71645  Sidalcea gigantea Vernon H. Oswald 1998-8-11 9482 Plumas West of Bucks Lake near Little Grizzly Creek paralleling the south edge of Oroville-Quincy Hwy 3.2 mi west of Grizzly Creek Campground. 1645 Comment
  CHSC100319  Sidalcea glaucescens Lowell Ahart 2008-8-13 15172 Plumas Large pile of dirt on the east side of La Porte Road, west of East Branch Creek, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte. 1613 Comment
  SD211630  Sidalcea glaucescens Barbara Ertter 1989-7-4 8680 Plumas 2.2 miles West of junction with Highway 89 and Highway 36 Southwest of Chester 1463 Comment
  RSA87484  Sidalcea malviflora subsp. asprella C. L. Hitchcock 1952-6-25 19625 Plumas Feather River Canyon, 10 miles west of junction with Highway #89. Comment
  CHSC20808  Sidalcea oregana subsp. spicata K. R. Stern 1975-7-24 5845 Plumas E. shore of Lake Almanor. 1371 Comment
  JEPS113545  Sidalcea oregana subsp. spicata Lowell Ahart, Josephine Guardino 2007-7-21 14371 Plumas Around pine trees, about 5 yards north of a large meadow, about 150 yards east of the bridge, about 60 yards south of the Beckwourth Taylorsville Road, about 2 1/2 miles (air) northwest of the most northwest part of Lake Davis 1793 Comment
  UC198514  Sidalcea oregana subsp. spicata Katharine Brandegee 1913-1 Plumas Portola Comment
  JEPS67294  Sidalcea oregana subsp. spicata W. L. Jepson 1939-8-12 19409 Plumas branch of Last Chance Creek Rowland Creek, Last Chance Creek (Rowland Creek, e Plumas Co.) 1798 Comment
  CAS-BOT-BC174852  Silene bernardina Clare B. Hardham 1970-8-9 17716 I. Plumas Road to Thompson Peak Lookout 2133 Comment
  CAS-BOT-BC384318  Silene bernardina Clarence R. Quick 1953-8-8 53 -117 Plumas Along trail on brushy ridge south of Meadow Valley Comment
  CHSC60077  Silene bernardina L. P. Janeway 1992-7-10 4254 Plumas Plumas National Forest. About 0.5 mi northeast of top of Grizzly Ridge, between Joseph Creek and Oliver Creek. 2087 Comment
  CAS-BOT-BC384432  Silene coronaria John Thomas Howell 1966-7-28 42006 Plumas 5 miles north of Quincy on road to Keddie Comment
  JEPS51035  Silene douglasii W. L. Jepson 1939-7-31 10310 Plumas Spanish Peak Summit 2147 Comment
  SD61132  Silene douglasii Darley F. Howe 1964-7-29 3891 Plumas Near Gold Lake Lodge, Plumas National Forest. 2010 Comment
  RSA52887  Silene douglasii R. Weatherby 1950-8-11 1507 Plumas Trail near Long Lake, Lakes Basin Area. Comment
  CHSC109552  Silene douglasii var. douglasii L. P. Janeway 2012-7-17 10949 Plumas Northern High Sierra Nevada. Plumas National Forest; 200 m south of Cedar Flat. 1728 Comment
  CHSC36995  Silene douglasii var. douglasii M. S. Taylor 1982-8-5 4924 Plumas Mt Hough summit, ca. 7 air mi nne of Quincy. 2203 Comment
  CHSC58166  Silene douglasii var. douglasii Vernon H. Oswald 1992-6-18 4988 Plumas Lassen Volcanic National Park. Warner Valley: S side of Hot Spring Creek ca. 0.5 mi upstream from the boundary of the park. On cliffs bordering the creek. 1621 Comment
  CAS-BOT-BC388989  Silene laciniata subsp. californica Clarence R. Quick 1934-7-4 1331 Plumas Headwaters of Clear Creek, Plumas National Forest Comment
  CAS-BOT-BC389388  Silene lemmonii Rimo Bacigalupi 1927-7-11 1709 Plumas Grassy Lake Meadows, Gold Lake Region 1889 Comment
  CAS-BOT-BC389401  Silene lemmonii Mary Strong Clemens 1920-6-17 s.n. Plumas Greenville Comment
  CHSC100054  Silene lemmonii Lowell Ahart 2008-7-16 15087 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
  JEPS114417  Silene lemmonii Lowell Ahart 2008-7-16 15087 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
  SBBG2040  Silene lemmonii H. and M. Dearing 1938-7-1 2253 Plumas 1 mi E of Lake Almanor Comment
  CAS-BOT-BC389380  Silene lemmonii Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1967-6-12 1913 Plumas Butterfly Botanical Area and Vicinity. Darlingtonia bog 1097 Comment
  SEINET3840897  Silene lemmonii G. Douglas Barbe, Thomas C. Fuller, J. T. Howell 1981-6-23 3142 Plumas 3.25 miles west of Round Valley Reservoir Dam, 0.25 miles east of junction with road to Canyon Dam (i.e. south arm of Lake Almanor 1630 Comment
  CAS-BOT-BC389559  Silene nuda A. A. Heller; P. B. Kennedy 1907-7-16 8859 Plumas Genessee [Genesee] Valley near Genessee [Genesee] Comment
  CAS-BOT-BC389560  Silene nuda A. A. Heller; P. B. Kennedy 1907-7-16 8859 Plumas Genessee [Genesee] Valley near Genessee [Genesee] Comment
  SEINET5337222  Silene pectinata A. A. Heller, P. B. Kennedy 1907-7-16 8859 Plumas Genessee Valley near Genessee Comment
  CHSC34329  Sisymbrium altissimum L. Ahart 1981-9-6 3093 Plumas On a sandbar along Indian Creek, ca. 1/2 mi sw of the jct of Hwy 89 and Arlington Rd, ca. 1.5 mi sw of Crescent Mills. 1200 Comment
  CAS-BOT-BC75110  Sisymbrium altissimum Alice Eastwood 1927-6-11 14444 Plumas Crescent Mills. United States Forest Preserve. Comment
  CAS-BOT-BC75112  Sisymbrium altissimum Walter Knight; Irja Knight; John Thomas Howell 1966-7-27 1540 Plumas Butterfly Botanical Area and Vicinity. Along roadside near mouth of Butterfly Creek 1036 Comment
  CAS-BOT-BC75119  Sisymbrium altissimum David D. Keck 1932-7-3 1685 Plumas Quincy, in the northern Sierra Nevada. 1065 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
  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
  RSA504719  Solidago californica J. T. Howell 1959-9-21 34736 Plumas Belden 701 Comment
  SD46771  Solidago canadensis subsp. elongata Robert J. Weatherby 1950-7-21 1472 Plumas East Quincy. 1035 Comment
  SEINET10475258  Solidago canadensis subsp. elongata Mary Susan Taylor 1981-7-27 Taylor 4123 Plumas T25N R12E SW 1/4 NE 1/4 sec 25. Grizzly valley quad. Along spring crossing. Beckworth-Genesse Rd., between Crystal and Meadow Creeks, ca. 2 mi S of Notson Bridge, ca. 17 air mi NE of Blairsden. 5700 ft. 1757 Comment
  CAS-BOT-BC365512  Solidago elongata Robert J. Weatherby 1950-7-21 1472 Plumas East Quincy 1036 Comment
  CHSC34923  Solidago elongata M. S. Taylor 1981-7-17 4030 A Plumas Within 1/4 mi of Bear Lakes trailhead, near Elwell Lodge, ca. 6 air mi s of Mohawk. 1950 Comment
  UC1999885  Solidago elongata J. C. Semple, B. A. Suripto, T. Ahmed 1990-8-12 9305 Plumas CA-89, E of Canyondam, 10.5 km NW of Greenville. Comment
  CHSC20801  Solidago guiradonis K. R. Stern 1975-7-24 5838 Plumas E shore of Lake Almanor. 1371 Comment
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  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
  CHSC115840  Sorbus californica Lowell Ahart; John Dittes, Josephine Guardino, Steve Green 2015-7-31 20420 Plumas On the west side of Blue Lake, 2710 feet north of Forest Service Road 29N18, 2.89 air-miles west-southwest of Sifford Mt., 6.26 air-miles south-southeast of Lassen Peak. 1918 Comment
  SEINET10483621  Sorbus sitchensis Mary Susan Taylor, M. Foster 1981-6-15 Taylor 3903 Plumas T24N R8E sw/nw sec 7; N side of Silver Lake, ca. 4 mi NW of Meadow Valley; elevation ca. 6000 ft. 1829 Comment
  CHSC44266  Sparganium emersum subsp. emersum Vernon Oswald 1988-7-19 3595 Plumas Willow Lake located se of Drakesbad just s of the boundary of Lassen Volcanic National Park. In the east end of the lake. 1676 Comment
  CHSC47592  Sparganium emersum subsp. emersum Lowell Ahart 1980-9-17 2657 Plumas On the south side of the lake, about 1/2 mile west of Fowler Peak, about 8 miles north of La Porte. 1524 Comment
  SEINET5335274  Sparganium emersum var. multipedunculatum M. Foster 1988-7-10 s.n. Plumas In Big Grizzley Creek just west of Cate's Place, 1/4 mi S of Walker |Mine Rd., 2 mi W of Lkes Davis, 12 mi NW of City of Portola 1792 Comment
  CAS-BOT-BC390746  Spergularia marina Fred Sommers; Greg Sommers 1976-7-13 F 161 Plumas Marble Hot Springs Area, Sierra Valley Marsh 1487 Comment
  CAS-BOT-BC390687  Spergularia rubra Robert J. Weatherby 1955-8-12 1681 Plumas McFarland Ravine near Bear Creek and Morrow Creek 1402 Comment
  SEINET10537500  Spergularia rubra Lowell Ahart 1985-7-11 Ahart 5129 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
  SEINET7722232  Spiraea betulifolia Unknown Plumas Spanish Peak Comment
  CHSC21356  Spiraea densiflora F. T. Griggs; A. Pass 1975-7-7 87 Plumas Gold and Silver Lake. Comment
  JEPS103402  Spiraea densiflora Lowell Ahart 2002-7-2 9826 Plumas In a logged over area on the S side of Forest Road 22N94, E 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. 1606 Comment
  CAS-BOT-BC149665  Spiraea douglasii John Thomas Howell; Gordon H. True 1973-7-31 50134 Plumas On road from Janesville to Thompson Peak, Diamond Range 1905 Comment
  SEINET10483624  Spiraea douglasii Mary Susan Taylor 1974-7-3 Taylor 295 Plumas Butterfly Valley Botanical Area, ca. 10 mi NW of Quincy on Hwy 70. Associates: Drosera rotundifolia, Darlingtonia californica. 1219 Comment
  CAS-BOT-BC534890  Spirodela polyrhiza Herbert L. Mason 1953-7-8 14561 Plumas Four miles northwest of Loyalton Comment
  CHSC52070  Stachys ajugoides var. rigida L. P. Janeway 1989-6-27 3402 Plumas Between Tomba Rd and hwy 70/89, just N of Jackson Cr; below Cromberg Spring. 1335 Comment
  JEPS113600  Stachys ajugoides var. rigida Lowell Ahart, Josephine Guardino 2007-7-21 14386 Plumas Bottom and sides of a small stream, about 30 yards south of the Beckwourth Taylorsville Road, south of the intersection with Forest Road 25N41Y, about 2 1/4 miles (air) northwest of the most northwest part of Lake Davis 1799 Comment
  RSA0106526  Stachys rigida Lowell Ahart 2014-8-24 19745 Plumas Center of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River., About 4 miles (air) north of La Porte. 1534 Comment
  SBBG32392  Stachys rigida L. S. Rose 1966-7-27 Plumas Butterfly Crk, 2 mi S of Keddie 1005 Comment
  SEINET9370683  Stachys rigida Unknown 2014-8-7 2014 -023 Plumas Grey Eagle Lodge, 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
  CHSC113899  Stachys rigida var. rigida Lowell Ahart 2014-8-24 19745 Plumas Center of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. 1533 Comment
  UC120034  Stellaria calycantha Mrs. R. M. Austin 1882-8-10 Plumas Lassen's Peak Comment
  CAS-BOT-BC181388  Stellaria calycantha Mrs. Jos Clemens 1920-8-16 s.n. Plumas Homer Lake, near Greenville Comment
  CHSC109726  Stellaria crispa B. Castro 2005-10-20 1529 Plumas High Sierra Nevada. Lake Davis/Grizzly Dam, ca 5 air mi N of Portola. On NNE-facing slope overlooking Big Grizzly Creek, ca 1000 ft downstream (SE) of dam and E of the main Lake Davis Rd (USFS Rd 24N07). 1734 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
  JEPS95377  Stellaria crispa Lowell Ahart 1994-6-17 7356 Plumas E side of Sly Creek, 1 mi N of Schwartz Meadow, 1 mi E of Sly Creek Reservoir 1097 Comment
  RSA518739  Stellaria longipes Barbara Ertter 1989-7-4 8689 Plumas Coyote Flat W of Lake Almanor, 4.2 mi W of jct of Hwy 89 and Hwy 36. 1524 Comment
  CAS-BOT-BC391206  Stellaria longipes subsp. longipes John Thomas Howell 1959-9-23 s.n. Plumas 3 mi. from Juniper Lake on road to Chester 1889 Comment
  SJSU8525  Stellaria longipes subsp. longipes T. L. Erwin 1963-8-20 Plumas 7 mi NW of Chester on Benner Cr, S slope Mt Harkness 1676 Comment
  CHSC60604  Stenotus acaulis L. P. Janeway 1989-6-16 3327 Plumas Plumas National Forest. Northeast slope of Crocker Mountain facing Red Clover Valley. 1828 Comment
  POM181080  Stenotus acaulis P. B. Kennedy 1907-7-3 8696 Plumas Hills above Red Clover Valley. Comment
  JEPS95057  Stephanomeria elata Lowell Ahart 1997-9-11 7913 Plumas about 2 air mi ne of Belden (on e side of Caribou Road, on e side of the North Fork of Feather River, at the elevaed siphon); North Fork of Feather River, Caribou Road 731 Comment
  RSA0035827  Stephanomeria lactucina Lowell A. Ahart 2008-8-14 15195 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
  UC485808  Stephanomeria lactucina H. F. Copeland 1932-8-24 Plumas Drakesbad 1828 Comment
  UC63151  Stephanomeria tenuifolia H. M. Hall and E. B. Babcock 1903-1 4434 Plumas Indian Valley Sierra Nevada Mountains 1097 Comment
  SEINET10603800  Stipa californica Lawrence P. Janeway 1990-1 Janeway 3821 Plumas Mt. Ingalls quad T24N, TR11E, SE 1/4 of sec. 10. Along Joseph Cr 1/2 mi NE of the crest of Grizzly Ridge. Disturbed open area in white fir-red fir forest near dry creek.Forming small bunches.10, elev. 2057 Comment
  SEINET10867694  Stipa speciosa Billy Joe Cox 1969-8-18 Cox 3422 Plumas Collected from dry sagebrush desert. 1/2 mi W of Beckworh Pass. Comment
  SEINET10480709  Streptanthus Mary Susan Taylor 1981-6-19 Taylor 3954 Plumas T23N R5E nw sec 12. Pulga quad. On granite at S mouth of Elephant Butte tunnel, at mouth of Grizzly Creek to North Fork Feather River on Hwy 70, ca. 6 mi NE of Pulga. Open & dry, large granite outcrop; 1800 ft elev. 549 Comment
  UC1563654  Streptanthus cordatus var. cordatus Barbara Ertter with Gary Schoolcraft 1989-7-3 8653 Plumas 8 air mi s Susanville (w-facing steep rocky slo