Search Results — 2000 specimen records retrieved (1449 records with coordinates)
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(For large data reqests, please contact Jason Alexander, jason_alexander@berkeley.edu.)

 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/cch_archive/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  UC917328  Abies concolor J. M. Tucker 1948-7-24 1732 Plumas ca. 0.5 mi ne of Camel Peak Comment
  CAS-BOT-BC78092  Abies magnifica John Thomas Howell; Gordon H. True 1967-7-11 43329 Plumas Summit ridge of Mt. Hough 2194 Comment
  CHSC34261  Abies magnifica M. S. Taylor 1981-9-10 4273 Plumas Bullfrog Ravine, ca. 3 miles w of Indian Falls. 1737 Comment
  SBBG115943  Acer glabrum W. B. McHenry 1990-5-21 Plumas Bucks Lake Comment
  CAS-BOT-BC330976  Acer glabrum var. glabrum Anna Head 1976-6-12 s.n. Plumas Feather River Region, Lake Independence Comment
  UC1131589  Achnatherum hymenoides C. W. Hanks 1934-8-13 45 Plumas ne Sierra Valley; Plumas National Forest, Sierraville Quadrangle Comment
  CAS-BOT-BC210814  Achnatherum nelsonii subsp. nelsonii John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-23 54174 Plumas Long Valley at road to Maxwell Mine 1633 Comment
  SEINET5585753  Achnatherum occidentale A. A. Beetle 1941-1 2898 Plumas West side of Lake Almanor 1829 Comment
  CAS-BOT-BC210847  Achnatherum occidentale subsp. californicum John Thomas Howell 1951-6-28 27710 Plumas Eureka Peak 2255 Comment
  CHSC80900  Achnatherum occidentale subsp. californicum Lowell Ahart; Vernon H. Oswald 2001-7-11 8896 Plumas Large outcrop southwest of Homer Lake, west of the trail to Homer Lake, about 5 1/2 miles (air) north of Greenville. 2042 Comment
  UC942945  Achnatherum occidentale subsp. californicum Lewis S. Rose 1951-6-27 51022 Plumas Johnsville 1600 Comment
  CAS-BOT-BC210925  Achnatherum occidentale subsp. pubescens John Thomas Howell; Walter Knight; Irja Knight; Gordon H. True 1968-6-11 2363 Plumas Butterfly Botanical Area. Confluence of Spanish Creek & Butterfly Creek Comment
  UCD103941  Acmispon americanus var. americanus J. M. Tucker 1948-7-24 1715 Plumas Near road from Cascade to Camel Peak. Comment
  CHSC52439  Acmispon grandiflorus var. macranthus L. P. Janeway 1987-6-20 2280 Plumas Ravine on N side of S Br Middle Fk Feather River, below Whiskey Hill. 1158 Comment
  CHSC874  Acmispon grandiflorus var. macranthus D. Crummett 1937-5-14 Plumas Ten mi. south of Belden. 716 Comment
  CHSC66624  Acmispon nevadensis var. nevadensis Vernon H. Oswald; Lowell Ahart 1996-7-15 8032 Plumas High Cascade Range. E side of Last Chance Marsh at the N end of Lake Almanor, ca. 1.4 mi S of Last Chance Campground at the streams and marshy meadow extending E from road 29N11. 1371 Comment
  SDSU9909  Aconitum columbianum D. F. Howe 1959-8-3 2787 Plumas 30.0 miles N of Qunicy. 1372 Comment
  UC303090  Aconitum columbianum Marcus E. Jones, A. M. 1897-7-6 Plumas 13 mi. w. Prattville 1371 Comment
  CAS-BOT-BC391472  Aconitum columbianum subsp. columbianum John Thomas Howell 1926-7-31 2175 Plumas Near Prattville 1463 Comment
  CAS-BOT-BC391474  Aconitum columbianum subsp. columbianum John Thomas Howell; Gordon H. True; Wayne Dakan 1974-7-30 50633 Plumas Headwaters of Indian Creek south of Diamond Mountain 2103 Comment
  CHSC63469  Aconogonon davisiae Lowell Ahart 1994-7-20 7476 Plumas Open bare area, north of the Pacific Crest Trail, on the north side of Bunker Hill Ridge, about 1/2 mile north-west of Mount Etna. Label said both Plumas and Sierra counties. 1981 Comment
  SEINET10573315  Actaea rubra subsp. arguta Taylor 1981-6-2 Taylor 3828 Plumas By creek 1189 Comment
  CHSC115744  Adiantum aleuticum L. P. Janeway 2015-8-3 11814 Plumas Northern High Sierra Nevada. Plumas National Forest; above Road 23N73Y 3.4 road-km north of Oroville-Quincy Hwy and Grizzly Summit. 1696 Comment
  CAS-BOT-BC62300  Adiantum aleuticum Margaret Williams 1967-8-20 s.n. Plumas Rene's Falls on Jamison Creek, above Johnsville 1828 Comment
  CHSC117651  Agastache urticifolia Lowell Ahart 2016-8-30 21323 Plumas On the east side of the meadow, south of the pond, about 100 yards west of the Pacific Crest Trail on Bunker Hill Ridge, about 1 1/2 miles (air) southeast of Pilot Peak. 2044 Comment
  UCD130285  Agastache urticifolia Albert Grigarick 2011-8-15 294 Plumas 5 miles W of Hwy 89N. From Gray Eagle Resort turn off of Gold Lake Hwy., approx. .25 miles W from Graeagle Trailhead to Hawley Falls. 1885 Comment
  SDSU7251  Agastache urticifolia D. F. Howe 1964-7-29 3298 Plumas Gold lake lodge, Plumas National Forest, Plumas Co. 1981 Comment
  SEINET7925062  Agastache urticifolia H. M. Hall 4420 Plumas North Fork Feather River. 1341 Comment
  CHSC102107  Ageratina occidentalis Lowell Ahart; John Dittes, Josephine Guardino 2009-7-29 16215 Plumas On dry rocky soil, along a drainage from a snow lake, about 100 yards northeast of the snow lake, on the south side of Forest Road 26N67F3, 1.2 miles (air) northeast of Rush Creek Hill, 2.6 miles (air) east-southeast of Caribou Powerhouse. 1677 Comment
  RSA726332  Ageratina occidentalis L. Ahart, John Dittes 2007-8-9 14454 Plumas On the east side of a ridge, about 200 yards south of the intersection, about 1 mile south of Mount Ingalls, about 5 miles (air) northwest of the north end of Lake Davis. 2417 Comment
  CAS-BOT-BC29432  Ageratina occidentalis Walter Knight; Irja Knight; J. T. Howell 1966-7-27 1551 Plumas At roadside near mouth of Butterfly Creek 883 Comment
  SD8936  Ageratina occidentalis unknown 1882-7-26 Plumas Hamilton Bridge, Big Meadows. Comment
  CAS-BOT-BC15456  Agoseris glauca var. glauca John Thomas Howell 1962-6-17 37701 Plumas Portola 1463 Comment
  CDA20913  Agoseris glauca var. laciniata G. D. Barbe, T. C. Fuller 1982-7-16 3756 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
  CHSC44184  Agoseris glauca var. monticola Vernon Oswald 1988-7-19 3594 Plumas Willow Lake located SE of Drakesbad just S of the boundary of Lassen Volcanic National Park. 1676 Comment
  CHSC105206  Agoseris grandiflora K. R. Stern 1985-6-25 8280 Plumas Vicinity of Blairsden. 1402 Comment
  HSC100128  Agoseris grandiflora G. D. Barbe 1981-6-23 3089 Plumas East Quincy; vacant lot E. of Lariat Lodge. Comment
  CAS-BOT-BC29655  Agoseris grandiflora var. grandiflora Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1526 Plumas Butterfly Valley Botanical Area: area adjacent to pond reservoir 1097 Comment
  CAS-BOT-BC22922  Agoseris heterophylla John Thomas Howell 1951-6-27 27578 B Plumas Johnsville 1584 Comment
  CAS-BOT-BC127495  Agrostis capillaris John Thomas Howell 1975-6-15 51129 Plumas Sierra Nevada. Waste Ground, Quincy. 1036 Comment
  CAS-BOT-BC494113  Agrostis capillaris W. Harnach; N. Harnach 2000-8-2 971 Plumas Sierra Valley. 1.5 mi S of Hwy 70 on A-23, 0.25 mi E of A-23. South of Beckwourth (Sierra Valley Farms) 1487 Comment
  CAS-BOT-BC127100  Agrostis exarata John Thomas Howell 1961-9-23 36867 Plumas Sierra Nevada. Indian Valley. 1082 Comment
  CHSC81840  Agrostis exarata Lowell Ahart 2001-10-16 9384 Plumas On a bank on the south side of a small stream, and on the northwest side of Round Valley Reservoir, about 2 1/2 miles southwest of Greenville. 1365 Comment
  JEPS101235  Agrostis exarata Dean W. Taylor 2000-8-8 17560 Plumas Wemple Cabin, Antelope Creek 1 air mi NE from Antelope Lake (upper Feather River watershed) 1859 Comment
  JEPS107638  Agrostis exarata Lowell Ahart, Josephine Guardino 2005-8-9 12285 Plumas On the bottom of Fant Creek, about 100 yards southeast of the cabin (destroyed) and corral, north of Forest Road 27N09, about 6 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake 1597 Comment
  RSA59897  Agrostis exarata E. K. Balls 1950-9-14 15820 Plumas 6 miles northwest of Chester, North Fork Feather River Comment
  JEPS68385  Agrostis pallens W. L. Jepson 1924-7-22 10626 Plumas Rich Point Middle Fork Feather River, Dogwood Creek 1127 Comment
  JEPS122299  Agrostis scabra Lowell Ahart 2014-8-31 19800 -A Plumas In and along the sides of Black Rock Creek, about 200 yards south of the foot bridge across Black Rock Creek, about 200 yards south of the Black Rock, Little Grass Valley Reservoir, about 4 1/2 miles (air) northwest of La Porte. Comment
  UCD53296  Agrostis scabra John Thomas Howell 1926-7-26 2127 Plumas near Prattville. 1371 Comment
  UCD53339  Agrostis scabra Elizabeth Wilson 1939-7-12 s.n. Plumas Greenville. 1524 Comment
  CHSC92820  Agrostis stolonifera Lowell Ahart; Josephine Guardino 2005-8-9 12298 Plumas In a meadow, about 100 yards southwest of the cabin (destroyed) and corral, north of Forest Road 27N09, about 6 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1597 Comment
  CHSC99197  Agrostis variabilis John Dittes; Josephine Guardino 2005-9-22 1295 Plumas Northern High Sierra Nevada Range; ca. 1.1 air-miles N of Taylor Lake, 0.7 air-mile E of Rattlesnake Peak, 0.3 air-mile W of Eisenheimer Peak, just east of Forest Route 27N57; north-facing talus just below ridgeline. 2180 Comment
  JEPS115801  Allium campanulatum Lowell Ahart, John Dittes, Josephine Guardino 2009-6-14 15873 Plumas About 1/3 miles (air) west of Lake Almanor Dam, east of Forest Road 27N01Y, gentle slopes south of a small stream 1462 Comment
  UC1299315  Allium campanulatum Freed W. Hoffman 1946-6-9 747 Plumas Lake Almanor Comment
  UC942868  Allium campanulatum Lewis S. Rose 1951-6-27 51046 Plumas sw Johnsville; Jamison Creek 1889 Comment
  JEPS61505  Allium campanulatum W. I. Follett 1937-7-27 Plumas Rich Gulch; Rich Gulch Comment
  RSA70444  Allium campanulatum F. W. Peirson 1926-6-21 6805 Plumas Open flat strip along shore of Lake Almanor. Comment
  SD46738  Allium campanulatum Robert J. Weatherby 1955-7-2 1569 Plumas In volcanic gravel on dry exposed ridge, Bear Ridge near Taylor Lake. 2194 Comment
  CHSC60506  Allium lemmonii L. P. Janeway; Jannice Cutler 1992-5-19 4189 Plumas Plumas National Forest. West side of Ross Ranch Meadow, ca 1/2 mi south of Middle Fork Feather River and ca 3 mi east of Portola. 1493 Comment
  CAS-BOT-BC472961  Allium lemmonii Arthur Menzies Spring 1965 s.n. Plumas Portola; Sierra Nevada Comment
  CAS-BOT-BC472963  Allium lemmonii Philip A. Munz 1947-5-17 11846 Plumas 20 miles north of Chilcoot 1828 Comment
  UCD143207  Allium lemmonii L. K. Mann; M. D. Mann, Madison 1962-6-12 s.n. Plumas Highway 89, southwest edge Lake Almanor, 0.8 miles before road to Almanor. Comment
  CAS-BOT-BC472813  Allium obtusum Margaret Williams; Emily McPherson 1974-8-5 74 -P-4 Plumas Above Silver Lake, Trail to Mt. Elwell, Lakes Basin, Sierra Nevada 2072 Comment
  CHSC107078  Allium obtusum var. obtusum L. P. Janeway 2011-7-6 10498 Plumas Northern High Sierra Nevada. Plumas National Forest; west edge of top of Goat Mountain, 0.7 km southeast of the southeast side of Little Grass Valley Reservoir; 4.2 air km north-northeast of La Porte. 1721 Comment
  CAS-BOT-BC474280  Allium obtusum var. obtusum Anna Head 1921-7-27 s.n. Plumas Near Blairsden, Feather River Region Comment
  CHSC58048  Allium parvum Vernon H. Oswald 1992-5-18 4941 Plumas Juniper Lake Rd. 0.3 mi N of the park boundary. Lassen National Park. 1999 Comment
  CHSC63432  Allium parvum Vernon H. Oswald 1994-6-8 6263 Plumas E side of Juniper Lake Rd. just S of the boundary of Lassen Volcanic National Park, N of Chester. 1973 Comment
  UC2013025  Allium parvum Barbara Ertter 1990-5-13 8963 Plumas North side Highway 36 on west side of Chester, jeffrey pine flat across from county road department. Comment
  CAS-BOT-BC474089  Allium platycaule Robert J. Weatherby 1955-7-2 1568 Plumas Bear Ridge near Taylor Lake 2194 Comment
  RSA59175  Allium validum E. K. Balls 1950-9-1 15601 Plumas East of Long Lake in meadow, sloping down to 2 smaller lakes. 2104 Comment
  CAS-BOT-BC476725  Allium validum Lloyd W. Swift 1932-7-17 68 Plumas Oats Meadow in Grass Valley 1584 Comment
  SEINET10472025  Allium validum Mary Susan Taylor 1982-8-4 Taylor 4917 Plumas T25N R10E nw/se sec 23. Greenville SE quad. ALong spring on n side of Soloman Saddle Rd, ca. 1 mi nw of Taylor Rock, ca. 7 air mi ne of Quincy. 6200 ft. 1890 Comment
  NY334877  Allocarya ambigens A. A. Heller 1907-7-2 8682 Plumas Between Vinton and Beckwith Comment
  CHSC116233  Allophyllum integrifolium Lowell Ahart 2015-7-4 20285 Plumas On the east side of the paved road, about 1/2 mile north of the intersection of Lumpkin Ridge Road and road to Little Grass Valley Reservoir, about 1 1/2 miles north (air) of Little Grass Valley Reservoir dam. 1731 Comment
  JEPS103386  Allophyllum integrifolium Lowell Ahart 2002-7-18 9862 Plumas Basalt ridge, ca 1/8 mile N of the intersection of Lumpkin Ridge Road and road to Tamarack Flat, ca 1 1/2 miles (air) NW of Little Grass Valley Reservoir dam, ca 4 1/2 miles (air) NW of La Porte. 1764 Comment
  SEINET11263972  Allophyllum integrifolium Lowell Ahart 2002-7-18 9862 Plumas About 1/8 mile north of the intersection of Lumpkin Ridge Road and roat 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.; 0 1765 Comment
  CAS-BOT-BC171353  Alnus incana subsp. tenuifolia John Thomas Howell 1959-9-24 34936 Plumas Butterfly Creek near the mouth. Sierra Nevada 914 Comment
  HSC93348  Alnus incana subsp. tenuifolia Vernon H. Oswald, L. Ahart 1996-7-15 8043 Plumas E side of Last Chance Marsh at N end of Lake Almanor, 1.4 mi. S of Last Chance Campground, E from the FS Rd. 29N11 1372 Comment
  JEPS107739  Alnus incana subsp. tenuifolia Lowell Ahart, John Dittes 2005-9-19 12380 Plumas On the edge of the bank, on the south side of Taylor Lake, about 6 miles (air) southwest of Antelope Lake 2080 Comment
  SDSU4769  Alnus incana subsp. tenuifolia D. F. Howe 1959-8-3 2785 Plumas 30 mi. north of Quincy. 1372 Comment
  CAS-BOT-BC170695  Alnus rhombifolia John Thomas Howell 1959-9-21 34744 Plumas Belden. Sierra Nevada 701 Comment
  UCD110003  Alnus rhombifolia Matt Georgeff 1992-5-16 24 Plumas 0.7 mi from French Bar, Feather R. 731 Comment
  CHSC40449  Alopecurus aequalis Lowell Ahart 1985-7-3 5098 Plumas Below the high water line of Little Grass Valley Reservoir, where the South Fork of the Feather River flows into the lake, about 4 1/4 miles north-east of La Porte. 1584 Comment
  CHSC47602  Alopecurus aequalis Lowell Ahart 1981-8-7 3022 Plumas About 1 mile north-east of Pilot Peak, along the dirt road from Onion Valley to Hpkins Creek, about 16 miles north-east of La Porte. 1737 Comment
  CHSC97169  Alopecurus aequalis Lowell Ahart; John Dittes, Josephine Guardino 2007-6-8 14027 Plumas Strand of Lake Davis, southeast of the end of the road, north end of Lake Davis. 1763 Comment
  JEPS76236  Alopecurus aequalis W. L. Jepson 1939-8-12 19406 Plumas Ferris Creek - branch of Last Chance Creek 1767 Comment
  CAS-BOT-BC137992  Alopecurus geniculatus David D. Keck 1932-7-3 1667 Plumas In the Northern Sierra Nevada. Quincy. 1065 Comment
  CAS-BOT-BC137994  Alopecurus geniculatus Fred Sommers 1976-6-7 123 Plumas Sierra Nevada. Sierra Valley Marsh, roadside ditch along Dyson Lane. 1524 Comment
  CHSC36874  Alopecurus geniculatus M. S. Taylor 1982-8-27 5062 Plumas Ramelli Ranch, where Feather River crosses RR tracks, ca. 1.5 mi sw of Beckwourth. 1463 Comment
  JEPS68431  Alopecurus geniculatus W. L. Jepson 1910-6-9 4106 Plumas Hot Springs Valley near Lassen Peak; Hot Springs Valley 1828 Comment
  CHSC81744  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 northwest side of Round Valley Reservoir, about 2 1/2 miles southwest of Greenville. 1363 Comment
  CHSC50813  Ambrosia acanthicarpa Vernon Oswald; Lowell Ahart 1990-7-25 4401 Plumas Vinton Cemetery on Hwy 70, 0.9 mi east of Vinton. 1524 Comment
  CAS-BOT-BC417943  Amelanchier alnifolia Michael A. Vincent 1999-6-7 8536 Plumas Along FS Rt. 176 and Chance Creek at bridge, 7.1 miles north of CA Rt. 70 Comment
  CHSC110938  Amelanchier alnifolia var. pumila L. P. Janeway 2010-11-15 10219 Plumas Northern High Sierra Nevada. Plumas National Forest; along Road 24N36 along the south side of the Oroville-Quincy Hwy; north side of Grizzly Creek; 0.8 km southwest of Grizzly Creek Campground. 1567 Comment
  JEPS102722 Image available Amelanchier alnifolia var. pumila Lowell Ahart 2001-10-16 9388 Plumas On the NW side of Round Valley Reservoir, just south of the road, about 2 1/2 miles SW of Greenville. 1366 Comment
  CAS-BOT-BC136779  Amelanchier utahensis Walter Knight; Irja Knight 1966-6-18 1301 Plumas Butterfly Valley 1143 Comment
  CAS-BOT-BC136786  Amelanchier utahensis John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1969-6-24 2436 Plumas Vicinity of mouth of Butterfly Creek 883 Comment
  CAS-BOT-BC136788  Amelanchier utahensis John Thomas Howell; Walter Knight; Irja Knight; Gordon True 1967-6-12 1920 Plumas Butterfly Botanical Area and Vicinity 1066 Comment
  CAS-BOT-BC136797  Amelanchier utahensis M. B. Kildale 1926-9-11 2790 Plumas Chester 1289 Comment
  CHSC110942  Amelanchier utahensis L. P. Janeway 2010-7-3 10084 Plumas Northern High Sierra Nevada. Plumas National Forest; along Road 24N36 along the south side of the Oroville-Quincy Hwy; north side of Grizzly Creek; 0.8 km southwest of Grizzly Creek Campground. 1567 Comment
  SBBG33905  Amelanchier utahensis L. S. Rose 1969-6-24 Plumas Butterfly Crk and Spanish Crk 853 Comment
  UC1127756 Image available Amelanchier utahensis D. Axelrod 1934-6-8 13 Plumas La Parte; Plumas National Forest, Downieville Quad. 1524 Comment
  CAS-BOT-BC26832  Amsinckia helleri Amos Arthur Heller; P. B. Kennedy 1907-7-15 8850 Plumas Near mouth of Little Grizzly Creek below Genessee Comment
  CAS-BOT-BC391845  Anemone drummondii M. S. Taylor 1982-5-18 4470 Plumas Jct of Rds 27N39 and 26N18, ca. 1/4 mi e of Long Valley Mine, ca. 4 air mi w of Greenville 1645 Comment
  UC196672  Anemone drummondii Fred W. Koch 1916-7-8 Plumas 1 mi. n. Mt. Elwell 2072 Comment
  CAS-BOT-BC391930  Anemone lyallii Mary Strong Clemens 1920-5-28 s.n. Plumas Crystal Lake Comment
  CAS-BOT-BC391927  Anemone lyallii L. S. Smith 1932-5-17 2656 Plumas Plumas National Forest. Above Strawberry Valley 1066 Comment
  CHSC65114  Anemone oregana Vernon H. Oswald; Lowell Ahart 1995-7-24 7104 Plumas High Cascade Range. Caribou Wilderness N of Chester, at the SW end of Indian Mdw. on the trail from Hay Mdw. to Beauty Lake. 1950 Comment
  SD50758  Angelica arguta var. breweri Darley F. Howe 1959-8-3 2784 Plumas Thirty miles north of Quincy on Hwy 89. 1370 Comment
  CHSC67452  Angelica breweri James D. Jokerst; R. A. Schlising, L. Ahart 1985-8-12 2556 Plumas Rich Gulch Rd. 3.0 mi N of Hwy. 70 on slope W of and adjacent to road (26N22) S of Red Mtn. turnoff. Comment
  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
  SDSU2303  Angelica breweri D. F. Howe 1959-8-3 2784 Plumas 30 miles north of Quincy on #89 by stream. 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
  CAS-BOT-BC59302  Antennaria argentea Mrs. H. C. Cantelow 1939-5-20 2546 Plumas Meadow Valley Comment
  CAS-BOT-BC59319  Antennaria argentea Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1967-6-12 1918 Plumas Between valley proper and Darlingtonia Bog Comment
  RSA189375  Antennaria argentea L. S. Rose 1967-7-11 67161 Plumas Mt. Hough Road, 6 mi. N of Quincy Jct 1707 Comment
  UCD128908  Antennaria argentea Matt Georgeff 1992-5-17 21 Plumas Snake Lake campground, 15 miles west of Quincy, 0.5 mile from campground. Comment
  CAS-BOT-BC59178  Antennaria dimorpha John Thomas Howell 1962-6-17 37707 Plumas Portola 1463 Comment
  CHSC34936  Antennaria dimorpha M. S. Taylor 1981-5-8 3656 Plumas At jcts of rd 26N18, 26N92 and 27N92, ca. 0.5 mi E of Long Valley Mine, ca. 4 air mi W of Greenville. 1615 Comment
  SJSU4150  Antennaria dimorpha C. W. Sharsmith & W. Savage 1967-5-20 7520 Plumas near S base of The Buttes c. 7 mi W of Vinton, Sierra Valley 1524 Comment
  UC485660  Antennaria geyeri Katharine Brandegee Plumas Portola Comment
  JEPS22816  Antennaria luzuloides E. Sawyer 1935-6-27 204 Plumas 1.4 mi se of Crow 1706 Comment
  CAS-BOT-BC79969  Antennaria microphylla John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54275 Plumas Mt. Hough 2203 Comment
  UC176434  Antennaria rosea A. A. Heller and P. B. Kennedy 1907-7-3 8699 Plumas hills above Red Clover Valley Comment
  RSA31346  Antennaria rosea Joseph A. Ewan 1934-6-26 8290 Plumas Frazier Creek Falls, Gold lake road 1829 Comment
  JEPS102861  Anthemis cotula Lowell Ahart 2001-10-8 9329 Plumas Sand bar, on the west side of Indian Creek, about 400 yards south of Arlington Road, about 200 yards east of Highway 89, about 1 1/2 miles south of Crescent Mills. 1066 Comment
  CHSC35274  Antirrhinum vexillo-calyculatum subsp. intermedium M. S. Taylor 1981-7-26 4113 Plumas N side of Caribou Rd, 3.7 mi ne of its jct with Hwy 70 near Belden. 853 Comment
  RSA88120  Antirrhinum vexillocalyculatum subsp. intermedium J. T. Howell 1951-6-26 27544 Plumas Feather River Canyon. 854 Comment
  CAS-BOT-BC457541  Aphanes occidentalis Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1967-5-7 1868 Plumas Butterfly Botanical Area and Vicinity; from west edge of Butterfly Valley proper near the road. 1036 Comment
  CHSC100317  Apocynum androsaemifolium Lowell Ahart 2008-8-14 15193 Plumas 30 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
  JEPS46321  Apocynum androsaemifolium W. L. Jepson 1939-8-7 19347 Plumas near University Camp (Meadow Valley); Meadow Valley 1158 Comment
  SEINET3840846  Apocynum androsaemifolium M. I. Wibawa, G. Douglas Barbe, Thomas C. Fuller, J. T. Howell 1981-6-25 3300 Plumas 0.5 miles southwest of Eagle Mine townsite, Diamond Mountain road 1210 Comment
  RSA31685  Apocynum androsaemifolium subsp. pumilum A. A. Heller 1938-7-2 s.n. Plumas 3 miles east of Quincy. 1098 Comment
  CHSC34867  Apocynum cannabinum M. S. Taylor 1981-7-29 4134 Plumas Jct of Flournoy Grade (25N42) and Beckwourth-Genesee Rd, ca. 3 air mi ne of Genesee. 1127 Comment
  SEINET692084  Apocynum cannabinum Louis C. Wheeler 1959-7-15 7565 Plumas Middle Fork Feather River; McCarty Mine, McCarthy Bar Comment
  SEINET10873825  Apocynum cannabinum var. glaberrimum Mary Susan Taylor 1982-6-6 Taylor 4609 Plumas T25N R7E nw sec 4. Almanor SW quad. S side of Caribou Rd, ca. 1 mi ne of Queen Lily Campground, ca. 4 air mi ne of Belden. 2700 ft. 823 Comment
  CAS-BOT-BC397876  Aquilegia formosa Anna Head 1920-7-12 s.n. Plumas Lake Center Camp, Feather River Region Comment
  CHSC11354  Aquilegia formosa Lowell Ahart 1968-6-29 Plumas Six miles N.E. of La Porte. 1371 Comment
  CAS-BOT-BC397889  Aquilegia formosa Lowell Ahart 1983-8-17 4335 Plumas West of Pilot Pk., about 11 miles northeast of La Porte. South of Onion Valley, near the Qunicy La Porte Road. 2000 Comment
  HSC22950  Aquilegia formosa var. formosa John Pratt 1970-6-25 42 Plumas 1707 Comment
  UC614549 Image available Arabis constancei L. Constance 1938-6-9 2309 Plumas 7.3 mi se Quincy (above Middle Fork of the Feather River); ; above Feather River, Plumas Co. 1219 Comment
  NY639723  Arabis holboellii var. pinetorum R. R. Halse 1977-5-22 1552 Plumas Along State Highway 89, 5.8 miles north of Quincy 960 Comment
  CDA18766  Arabis holboellii var. retrofracta G. D. Barbe, T. C Fuller 1982-7-16 3750 Plumas Plumas National Forest; Lava Cap ridge 1.5 mi. W of Wheeler Peak and 1 mi. S of Beardley Mine on forest road 3.8 mi. S of Green Flat. 1981 Comment
  HSC73004  Arabis holboellii var. retrofracta M. S. Taylor 1981-6-2 3820 Plumas N side of Hwy. 70, on E side of Squirrel Creek, NE of Spring Garden overpass, 7.5 mi. SE of Quincy 1220 Comment
  SEINET5340401  Arabis holboellii var. retrofracta A. A. Heller, P. B. Kennedy 1907-7-3 8713 Plumas Hills above Red Clover Valley. Comment
  SEINET5642054  Arabis puberula Reed C. Rollins, Kathryn W. Rollins 1981-5-29 81161 Plumas 5.2 miles northwest of Beckwourth on road to Genesee.; 0 Comment
  UC1076328  Arceuthobium americanum Herbert L. Mason 1924-6-20 1079 Plumas near lake Gold Lake Comment
  CAS-BOT-BC407770  Arceuthobium californicum Lowell Ahart 1987-9-29 5908 Plumas along Hartman Bar Ridge Road, about 3.5 miles NW of Tamarack Flat and about 5.5 miles NW of Little Grass Valley Reservoir 1706 Comment
  CDA13596  Arceuthobium campylopodum G. F. Hrusa, T. D. Wilfred 1996-8-22 13520 Plumas Sierra Nevada; Plumas National Forest: S. end of ridge on W side of Little Long Valley Creek, about 1/2 m. N of Hwy 70 and 15 miles E of Quincy. Comment
  CAS-BOT-BC24188  Arctostaphylos John Thomas Howell 1976-7-16 51917 Plumas In area of metamorphic shaly rock just east of Bucks Summit on road to Meadow Valley. 1645 Comment
  CAS-BOT-BC38618  Arctostaphylos mewukka subsp. truei John Thomas Howell 1975-7-21 51338 Plumas Injun Jim Campground, Feather River Canyon 609 Comment
  RSA101441  Arctostaphylos nevadensis R. Weatherby 1955-6-22 1538 Plumas Spanish Peak. 2134 Comment
  RSA605327  Arctostaphylos nevadensis L. C. Wheeler 1952-9-24 6955 Plumas Plumas 5: Vicinity of Crescent Mills. Comment
  SD147957  Arctostaphylos nevadensis Robert J. Weatherby 1955-6-22 1538 Plumas Spanish Peak 2135 Comment
  UC549454  Arctostaphylos nevadensis J. E. Adams 1934-5-13 818 Plumas Silver Lake 1828 Comment
  CAS-BOT-BC42093  Arctostaphylos patula John Thomas Howell; Gordon H. True 1967-5-8 42191 Plumas Near the spring in the Butterfly Botanical Area 1097 Comment
  CAS-BOT-BC42119  Arctostaphylos patula Alice Eastwood 1927-6-15 14595 Plumas On trail to Long Valley Comment
  OBI14574  Arctostaphylos patula Lewis S. Rose 1967-5-7 67068 Plumas South of Keddie; Butterfly Creek & Spanish Crk 884 Comment
  CHSC23684  Arctostaphylos patula subsp. patula K. Stern; J. Cox 1975-7-24 Plumas W. side of Lake Almanor. Comment
  CAS-BOT-BC27299  Arctostaphylos truei W. Knight; Irja Knight 1968-3-7 2593 Plumas From Injun Jim Campground on North Fork Feather River 609 Comment
  HSC7751  Arctostaphylos viscida L. S. Rose 1967-5-7 67067 Plumas 3 mi. W of Keddie, Butterfly Valley 945 Comment
  CAS-BOT-BC47070  Arctostaphylos viscida subsp. viscida John Thomas Howell; Gordon True 1967-5-8 42190 Plumas Near the spring in the Butterfly Botanical Area. 1097 Comment
  CAS-BOT-BC47071  Arctostaphylos viscida subsp. viscida John Thomas Howell; Gordon True 1967-5-8 42201 Plumas Butterfly Valley. 1036 Comment
  SEINET10537629  Arenaria congesta Mary Susan Taylor, M. Foster 1981-6-15 Taylor 3898 Plumas T24N R8E w half nw sec 13, Bucks Lake quad; S side of Bucks Lake Rd, ca. 50 ft E of jct with 24N29 (rd to Deanes V.), ca. 2 mi NE of Meadow Valley; serpentine outcrop with scattered basaltic outcrop in Mixed Coniferous Forest; 3800 ft. 1158 Comment
  NY572182  Arenaria congesta var. congesta S. L. Welsh 2001-6-14 28144 Plumas Ca. 5 miles south of Milford 1791.9 Comment
  CHSC82499  Arenaria kingii var. glabrescens Lowell Ahart 2002-6-26 9781 Plumas On the east side of the poor road, about 1/2 mile south of the intersection of Lumpkin Ridge Road and the road to Tamarack Flat, about 1 mile (air) northwest of Little Grass Valley Reservoir dam, about 4 miles (air) northwest of La Porte. 1796 Comment
  CHSC60519  Arnica chamissonis L. P. Janeway 1992-6-4 4217 Plumas Plumas National Forest. Edge of small mucky pond along Bonta Creek in wooded pasture between Mohawk Ranger Station barracks and Middle Fork Feather River. 1318 Comment
  CHSC118660  Arnica chamissonis Reed Kenny 2015-7-11 2015006 Plumas Plumas National Forest. Location northwest shore of Antelope Lake, northeast of Forest Service road 28N03 and 28N31. UTM 701731 E, 4453804 N, NAD83 Zone 10N. 1585 Comment
  SEINET3085704 Image available Arnica chamissonis F. W. Peirson 1926-6-21 6793 Plumas Along shore of Lake Almanor. Comment
  SEINET6755560 Image available Arnica chamissonis A. A. Heller, P. B. Kennedy 1907-7-5 8750 Plumas Red Clover Valley Comment
  JEPS102943  Arnica dealbata L. P. Janeway 2001-7-3 7271 Plumas Northern High Sierra Nevada. Ridge top between head of Third Water Creek and Grizzly Creek/Middle Fork Feather River; along Road 24N28 0.6 km from Road 23N16 1756 Comment
  UC485597  Arnica dealbata H. M. Hall 1912-7-20 9363 Plumas Middle Fork Feather River Sierra Nevada Mountains 1402 Comment
  UCD129195  Arnica dealbata W. R. Powell 1968-7-2 1589 Plumas 1.25 miles northeast of La Porte. 1700 Comment
  CDA14708  Arnica discoidea G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-24 3213 Plumas Mt. Hough-Crystal Lake Road 0.5 mile north of Taylor Creek Road (to Solomon Saddle). 1584 Comment
  UC1609325  Arnica discoidea Vernon H. Oswald and Lowell Ahart 1993-8-11 5781 Plumas 0.5 mi s Willow Lake (ca 1 mi s of Lassen Park, se side of lake); Domingo Lake 1767 Comment
  CAS-BOT-BC82502  Arnica discoidea C. R. Quick 1941-8-31 41 -60 Plumas [S.E.of] S.E. of Quincy Comment
  UCD107452  Arnica mollis Tim Kuhn 2006-6-30 23 Plumas north of Lake Davis at Old House Meadow. Comment
  CHSC62414  Arnica nevadensis B. Castro; Robin Ondricek-Fallscheer 1990-6-14 463 Plumas Ca 5.5 air mi S of Bucks Lake and 0.1 mi NE of jcn USFS Rd 23N18 with Rd 23N70, on the slopes above Rd 23N70, in the Arkansas Ravine area. 1554 Comment
  SEINET12728678 Image available Artemisia arbuscula subsp. thermopola Noah Siegel 2016-1 2016 -020 Plumas Growing along Forest Road 27N57 on saddle between Kettle Rock and Eisenheimer Peak near Taylor Lake, Plumas National Forest. 2190 Comment
  SEINET224359  Artemisia cana John Thomas Howell 1959-9-24 Plumas Plumas County: Sierra Valley near Beckwourth. At Beckwourth airfield 1 mile east of town. 1494 Comment
  SEINET6775331 Image available Artemisia cana subsp. bolanderi W. Harnach 1990-10-6 532 Plumas Sierra Valley, 100 yards west of the steel bridge on Marble Lane 1486 Comment
  CDA14033  Artemisia douglasiana G. F. Hrusa, T. D. Wilfred 1996-8-1 13405 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
  CHSC81600  Artemisia douglasiana Lowell Ahart 2001-10-8 9327 Plumas On the west side of Indian Creek, about 400 yards south of Arlington Road, about 150 yards east of Highway 89, about 1 1/2 miles south of Crescent Mills. 1066 Comment
  JEPS88399  Artemisia douglasiana Vernon H. Oswald and Lowell Ahart 1996-7-15 8022 Plumas Lake Almanor High Cascade Range (e side of arm of Lake extending n from the Hwy 36 causeway, s of point where the road to Last Chance Campground (28N11) begins to parallel lake) 1371 Comment
  SDSU6180  Artemisia douglasiana R. M. Beauchamp 1965-7-17 Plumas Growing in area beside Feather River 1/2 mile north of Chester. Comment
  UCD148851  Artemisia douglasiana Allyson Ayalon; Lucie Jerabkova 2012-8-1 150 Plumas Plumas County. Antelope Lake vacinity. 1524 Comment
  CAS-BOT-BC90781  Artemisia ludoviciana subsp. ludoviciana John Thomas Howell 1961-9-23 36864 Plumas Indian Valley 1082 Comment
  CHSC32022  Artemisia tridentata Lowell Ahart 1974-10-1 651 Plumas N of Pilot Peak on W part of Buzzards Roost Ridge, 1 mi N of Onion Valley, ca 10 mi N of La Porte. 1981 Comment
  CAS-BOT-BC93521  Artemisia tridentata subsp. tridentata Clare B. Hardham 1978-8-11 21784 b Plumas In volcanic area about 5 miles southeast of Thompson Peak Comment
  UC1119488  Artemisia tridentata subsp. tridentata R. Roseberry 1934-11-19 16 Plumas 1/2 mi n Bungalow; Plumas National Forest, Downieville Quadrangle Comment
  CAS-BOT-BC400772  Asarum lemmonii Lewis S. Rose 1963-6-3 63113 Plumas Butterfly Valley, 2 mi. sw. of Keddie 1188 Comment
  UCR244691  Asarum lemmonii Rudolf W. Becking 1996-6-5 035 Plumas Sierra Nevada Mtns., near Quincy, Deer Creek Bridge 1223 Comment
  JEPS6282  Asclepias speciosa W. L. Jepson 1939-8-4 19340 Plumas Rock Creek; Meadow Valley 1219 Comment
  UCR182892  Aspidotis densa G. D. Barbe, T. C. Fuller 1982-6-15 3709 Plumas On serpentine slope uphill, 0.8 mi. west of junction of road to Red Hill Lookout and road to Cherry Hill (U.S.F.S. Road #26N22F); 3.3 mi. east of Red Hill Summit, Plumas National Forest 1555 Comment
  CHSC69677  Aster Vernon H. Oswald; L. Ahart, L. Gehrung, L. Hanson, T. Martin 1992-8-20 5170 Plumas Quincy-La Porte Rd. at the pond at the N edge of La Porte. 1514 Comment
  CAS-BOT-BC97476  Aster Clare B. Hardham 1978-8-12 21817 Plumas West of Baley Pass 2072 Comment
  RSA769804  Aster integrifolius L. Ahart 2008-9-10 15377 Plumas South edge of Onion Valley, about 3/4 mile northwest of Pilot Peak, about 0.5 miles east of the Quincy La Porte Road, about 9.5 air miles northeast of La Porte. 1917 Comment
  SEINET10839230  Aster integrifolius Mary Susan Taylor 1982-9-8 Taylor 5119 Plumas T26N R9E. Greenville quad. Round Valley Reservoir, ca. 4 air mi s of Greenville. 4500 ft. 1372 Comment
  UCR45291  Aster occidentalis R. D. Goeden 1986-9-10 s.n. Plumas Northern Sierra Nevada, NE shore of Round Valley Reservoir 3 miles south of Greenville, Plumas Nat. Forest 1375 Comment
  RSA34828  Aster occidentalis Roxana S. Ferris, Laura Lorraine 1941-8-9 10431 Plumas At Lake Almanor Public Camp (near village) Comment
  RSA715590  Aster oregonensis L. P. Janeway 1994-8-20 4739 Plumas Northern High Sierra Nevada. About 0.5 miles northeast of Mt. Ararat; along Road 23N19 2.5 miles south of Road 23N60. 1730 Comment
  CHSC60068  Aster radulinus B. Castro; J. Jurewicz 1992-10-15 460 Plumas Ca 1.5 road mi NW of Grizzly Summit on NW side of USFS Rd 23N73Y, along old skid trail ca 60 ft above tributary to Foreman Ck. 1676 Comment
  CHSC90309  Aster radulinus L. P. Janeway 1994-8-24 4748 Plumas Northern High Sierra Nevada. Small tributary of South Fork Rock Creek at Deanes Valley Campground. 1298 Comment
  CAS-BOT-BC478071  Asteraceae Charles Piper Smith 1921-7-19 3449 Plumas Taylorsville, Mt. Hough trail Comment
  CHSC88828  Astragalus L. Hanson 1987-5-27 281 Plumas Plumas National Forest. Red Hill Lookout. 1920 Comment
  SEINET5324525  Astragalus lemmonii W. Harnach, N. Harnach 2000-6-14 908 Plumas Approx 1/2 mile west of County Road A-24, 2.5 miles north of Loyalton, CA. 1490 Comment
  CDA17281  Astragalus purshii var. purshii G. F. Hrusa, S. Gaimari, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16308 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
  SEINET5326182  Astragalus purshii var. purshii A. A. Heller, P. B. Kennedy 1907-7-4 8727 Plumas Ridge E of Red Clover valley Comment
  UCD38329  Astragalus purshii var. purshii Beecher Crampton 1954-5-10 1865 Plumas 1/4 miles east of Portola. Comment
  CAS-BOT-BC193044  Astragalus purshii var. tinctus L. P. Janeway 1991-5-14 3961 Plumas 1 1/4 mi west of Delleker and Humbug Creek; 1/2 mi northwest of Hwy 70; ca 3 mi west of Portola 1484 Comment
  CAS-BOT-BC200857  Astragalus webberi Wayne Dakan 1975-5-15 s.n. Plumas Crescent Mills 1066 Comment
  OBI20945  Asyneuma prenanthoides Lewis S. Rose 1966-7-26 66049 Plumas Butterfly Valley; 3 mi W of Keddie 1067 Comment
  RSA59165  Athyrium americanum E. K. Balls 1950-9-1 15611 Plumas East of Long Lake, meadow sloping down to two smaller lakes. 2134 Comment
  UC170623  Athyrium distentifolium var. americanum Mrs. Carlotta C. Hall 1912-7-11 9341 Plumas Long Lake 2042 Comment
  RSA59680  Athyrium filix-femina subsp. cyclosorum E. K. Balls 1950-9-9 15749 Plumas West of Lakes Center Public Camp, by creek running into south end of small lake. 2043 Comment
  HSC103918  Athyrium filix-femina var. cyclosorum L. Ahart 2012-9-5 18432 Plumas About 8.5 mi. (air) NE of La Porte, ~.75 mi (air) SW of Pilot Peak; ~200 yds. E of the County Road where it crosses the South Fork of the Feather River 1890 Comment
  JEPS114947  Athyrium filix-femina var. cyclosorum Lowell Ahart 2008-9-10 15359 Plumas East edge of East Branch Creek, on the southeast side of the Quincy La Porte Road, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile north east of La Porte 1593 Comment
  SD19380  Athyrium filix-femina var. cyclosorum Unknown 1882-7-25 Plumas Big Meadows Comment
  UC399391  Athyrium filix-femina var. cyclosorum Mrs. Carlotta C. Hall June 1912 9272 Plumas Butterfly Valley 1127 Comment
  CAS-BOT-BC17544  Athysanus pusillus Matt Lavin 1982-6-25 4147 A Plumas Sierra Nevada. 4 miles from Graeagle on road to Gold Lake. 1706 Comment
  CAS-BOT-BC100040  Balsamorhiza deltoidea Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1967-6-12 1952 Plumas Fern Glen 1097 Comment
  SEINET10474458  Balsamorhiza hookeri Mary Susan Taylor 1982-5-28 Taylor 4560 Plumas T25N R14E nw/sw sec 27. Crocker Mt quad. In Sagebrush Scrub in Squaw Valley, jct of 26N70 & 28N01, ca. 16 mi s of Milford. 5600 ft. 1707 Comment
  UC579644  Balsamorhiza sagittata E. Sawyer 1935-5-21 2 Plumas 3/4 mi sw of Beckwith 1493 Comment
  CAS-BOT-BC100100  Balsamorhiza sagittata A. A. Heller 1940-5-22 15670 Plumas In the forest along State Highway #89, 2 miles from the junction with State Highway #36, north of Almanor Comment
  CHSC97608  Barbarea orthoceras Lowell Ahart; John Dittes 2007-6-16 14129 Plumas On damp soil, meadow, along a small stream, on the south side of of County Road 111 (Beckwourth Gensee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1647 Comment
  SEINET10869171  Beckmannia syzigachne Mary Susan Taylor 1982-8-27 Taylor 5068 Plumas T23N R14E s/ne sec 28. Portola quad. Ramelli Ranch, where Feather River crosses RR tracks and along river, ca. 1.5 mi sw of Beckwourth. 4880 ft. Plumas National Forest. 1487 Comment
  CHSC67625  Berula erecta James D. Jokerst 1985-7-23 2536 Plumas NW bank of Indian Creek ca. 2 mi SW of Crescent Mills. 1066 Comment
  CAS-BOT-BC102057  Bidens frondosa Lowell Ahart 1981-9-6 3103 Plumas 1 1/2 miles SW of Crescent Mills 1200 Comment
  JEPS104109  Blepharipappus scaber Lowell Ahart 2003-8-8 10484 Plumas On an old abandoned road, on the e side of Beckwourth Calpine Rd, ca 3 mi south of Beckwourth, Sierra Valley. 1482 Comment
  CAS-BOT-BC128029  Blepharipappus scaber W. Harnach; N. Harnach 1990-8-27 522 Plumas Sierra Valley. Intersection of Co. Rd. A-23 and Marble Lane 1489 Comment
  SEINET10474480  Blepharipappus scaber Mary Susan Taylor 1982-6-28 Taylor 4765 A Plumas T23N R14E nw/ne sec 27. Portola quad. Ramelli Ranch, between Calpine Rd (109), and cow pastures; s side of Hwy 70, ca. 1 mi w of Beckwourth. 4880 ft. Plumas National Forest property. 1487 Comment
  CAS-BOT-BC16874  Boechera Walter Knight; Irja Knight; John Thomas Howell; Gordon H. True 1967-5-7 1830 Plumas The Butterfly Botanical Area and Vicinity. At confluence of Butterfly Creek and Spanish Creek. 883 Comment
  CAS-BOT-BC16882  Boechera W. I. Follett 1946-4-7 s.n. Plumas Feather River Canyon. 670 Comment
  UC10146  Boechera Mrs. R. M. Austin and Bruce Jun 1898 2251 Plumas Davis Creek Comment
  CHSC54316  Boechera breweri subsp. breweri Vernon H. Oswald; Lowell Ahart 1991-6-18 4677 Plumas Forest Rd 28N38, 1.7 miles northeast of its junction with County Rd 201 (Old Haun Rd), ca. 4 miles (air) north-northwest of Greenville. 1463 Comment
  CAS-BOT-BC16025  Boechera breweri subsp. breweri John Thomas Howell 1967-6-23 42735 Plumas Sierra Nevada. Lewisia Rock 3.5 miles southwest of Belden, Feather River Canyon. 609 Comment
  CAS-BOT-BC16136  Boechera constancei M. S. Taylor; G. Rotta 1982-5-18 4479 Plumas Both sides of road 27N92, near Goldstripe Mine, ca. 2.25 miles southeast of Canyon Dam. 1584 Comment
  CHSC36193  Boechera constancei M. S. Taylor 1982-6-1 4582 Plumas N side of 204, ca. 1 air mi se of Long Valley Mine, ca. 4 air mi w of Greenville. 1524 Comment
  CHSC43445  Boechera davidsonii Lowell Ahart 1979-8-4 2012 Plumas Along the road to Onion Valley, about 1 mile west of Pilot Peak, about 12 miles north of La Porte. 1828 Comment
  CAS-BOT-BC17212  Boechera horizontalis Lowell Ahart 1986-7-8 5356 Plumas Sierra Nevada. Ca. 1 mile northwest of Pilot Peak, ca. 14 miles northeast of La Porte. 1950 Comment
  CAS-BOT-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
  JEPS107621  Boechera pinetorum Lowell Ahart, Josephine Guardino 2005-8-9 12281 Plumas Northeast of the cabin (destroyed) and corral, on the south side of Fant Creek, north of Forest Road 27N09, about 6 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake 1597 Comment
  CAS-BOT-BC14664  Boechera rectissima A. A. Heller; P. B. Kennedy 1907-7-11 8809 Plumas Prattville. 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
  CHSC82502  Boechera rectissima Lowell Ahart 2002-6-26 9774 Plumas On the east side of the poor road, about 1/2 mile south of the intersection of Lumpkin Ridge Road and the road to Tamarack Flat, about 1 mile (air) northwest of Little Grass Valley Reservoir dam, about 4 miles (air) northwest of La Porte. 1796 Comment
  UCSB27408  Boechera rectissima Kunze, G. 1971-6-6 Plumas California 89; 5 miles south of Canyon Dam 1158 Comment
  CAS-BOT-BC14723  Boechera repanda Lowell Ahart 1986-7-1 5328 Plumas South of the logging road 0.1 mile S of the West Branch of Hopkins Creek, about 0.75 mile NE of the Bunker Hill Mine. 1828 Comment
  CAS-BOT-BC25587  Boechera retrofracta Walter Knight; Irja Knight; John Thomas Howell; Gordon H. True 1967-6-12 1967 Plumas Butterfly Botanical Area and Vicinity. Mouth of Butterfly Creek. 883 Comment
  CHSC41182  Boechera sparsiflora J. D. Jokerst 1984-5-14 2015 Plumas On ridge top. Ridge represents the top of the canyon slope above Ward Creek, SW of Genesee Valley. 1584 Comment
  UCSB63924  Boechera sparsiflora Jokerst, James 1987-5-28 Plumas Ward Creek Canyon; T25N R11E center S1/2 Sect. 23 1463 Comment
  SEINET3166136  Boechera suffrutescens P. J. Alexander 2008-7-22 864 -A Plumas North side of the summit of Mount Elwell, +-0.1 miles N of the highest point, +-1.8 miles SE of Mt. Washington, +-14 miles NE of Downieville, northern Sierra Nevada, Plumas National Forest. 2347 Comment
  POM310936  Boisduvalia densiflora var. densiflora H. L. Mason 1952-7-17 14380 Plumas Sierra Nevada: Along Western Pacific tracks just south of Beckwourth, Sierra Valley. 1524 Comment
  NY144278  Botrychium californicum R. M. Austin 1897-7-2 s.n. Plumas Near Quincy Comment
  CHSC82519  Botrychium minganense Lowell Ahart 2002-7-6 9839 Plumas In the large meadow are three large aspens in a south to north line, go west about 40 yards to the small lodgepole pine, about 20 feet to the north is a bracken fern bank, moonwort is just before the bracken fern and a little east, on Rock Island Ridge, about 3/4 mile southeast of Soapstone Hill and the Oroville Quincy Highway, about 1 1/2 miles (air) northeast of Four Trees. 1608 Comment
  CDA42736  Botrychium simplex var. compositum L. Ahart 2002-9-8 9934 Plumas About 200 yards north of Lumpkin Ridge Road, about 3/4 mile (air) northeast of Little Grass Valley Reservoir dam, about 4 miles (air) northwest of La Porte Comment
  JEPS99048  Botrychium simplex var. compositum Lowell Ahart 2002-6-26 9796 Plumas 1 mi SE of Tamarack Flat (5 air mi NW of La Porte); Lumpkin Ridge Road 1743 Comment
  CAS-BOT-BC106227  Brickellia californica John Thomas Howell; Gordon H. True 1974-7-30 50632 Plumas Sierra Nevada - Slately rock of roadcut, Keddie 975 Comment
  CAS-BOT-BC106230  Brickellia californica John Thomas Howell; H. Keith Wagnon 1980-5-28 53709 Plumas North Fork Feather River Canyon 4 miles northeast of Pulga Bridge in area of granitic rock - Sierra Nevada Comment
  CAS-BOT-BC127777  Brickellia grandiflora John Thomas Howell 1926-7-26 2117 Plumas Near Prattville 1524 Comment
  SEINET10570670  Brodiaea A. Arthur Heller, Patrick B. Kennedy 1907-7-9 Heller 8791 Plumas Prattville Comment
  UC943024  Bromus carinatus var. carinatus Lewis S. Rose 1951-6-27 51021 Plumas Johnsville 1600 Comment
  CAS-BOT-BC148750  Bromus carinatus var. marginatus A. A. Beetle 1941-6-28 2774 Plumas West side of Lake Amanor. 1828 Comment
  SEINET10905498  Bromus commutatus L. Rose 1968-6-10 Rose 68087 Plumas Quincy meadow. 1036 Comment
  CAS-BOT-BC155059  Bromus hordeaceus John Thomas Howell 1962-6-18 37754 Plumas Sierra Nevada. Sierra Valley near Beckwourth. 1487 Comment
  SEINET10900482  Bromus marginatus Lawrence P. Janeway 1989-1 Janeway 3416 Plumas Crocker Mtn. quad T24N, R14E, NE1/4 of Sec. 33. 1756 Comment
  CAS-BOT-BC162145  Bromus orcuttianus Joseph A. Ewan 1934-6-25 8227 Plumas Gold Lake Road above Deuters (Blairsden). 1676 Comment
  CHSC24278  Bromus orcuttianus K. R. Stern 1975-7-23 Plumas W side of Lake Almanor. Comment
  OBI22381  Bromus orcuttianus Lewis S. Rose 1966-7-27 66060 Plumas Butterfly Valley 3 mi W of Keddie 1067 Comment
  UCD59269  Bromus orcuttianus John Thomas Howell 1960-8-20 36274 Plumas Lassen Volcanic National Park. Drakesbad. 1676 Comment
  CAS-BOT-BC161636  Bromus sterilis John Thomas Howell; Gordon H. True 1968-6-10 44556 Plumas Sierra Nevada. Quincy. Along railroad. 1036 Comment
  CHSC102382  Bromus suksdorfii Lowell Ahart; John Dittes, Josephine Guardino 2009-7-22 16130 Plumas On the west side of Forest Service Road 27N92K, east side of Long Valley, about 3.5 miles (air) west-southwest of Greenville, about 5.2 miles (air) southeast of Lake Almanor Dam. 1606 Comment
  SEINET4343729 Image available Bromus suksdorfii Lowell Ahart, John Dittes, Josephine Guardino 2009-7-22 16130 Plumas Yellow Pine Forest; 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
  UC1131277  Bromus tectorum E. Sawyer 1935-5-21 4 Plumas 3/4 mi wsw of Beckwith 1493 Comment
  SEINET10508555  Bromus willdenowii Mary Susan Taylor 1981-7-6 Taylor 3966 Plumas T24N R16E nw/se sec 7. Frenchman lake quad. Roadside and meadow along Grigsby Creek, ca. 1 mi W of N tip of the lake, ca. 13 air mi NW of Chilcoot. 5900 ft elev. 1798 Comment
  CAS-BOT-BC185352  Calamagrostis canadensis E. K. Balls 1950-9-8 15722 Plumas Lakes Center Public Campground. 2042 Comment
  CAS-BOT-BC185000  Calamagrostis stricta subsp. inexpansa Fred Sommers 1976-8-12 212 Plumas Sierra Nevada. Sierra Valley Marsh. 1487 Comment
  CHSC102058  Calocedrus decurrens Lowell Ahart; John Dittes 2009-7-15 16085 Plumas On dry rocky soil, on the northwest side of Forest Service Road 26N671, northeast of Forest Service Road 26N67, about 2.8 miles (air) southeast of Butt Valley Reservoir Dam. 1702 Comment
  JEPS104252 Image available Calocedrus decurrens Lowell Ahart 2003-10-15 10636 Plumas On the e side of Forest Rd 22N94E, ca 50 yd south of Forest Rd 22N94, on Hartman Bar Ridge, ca 1 mi (air) sw of Franklin Hill, ca 4 1/2 mi (air) nw of Tamarack Flat, ca 9 mi (air) nw of La Porte. 1583 Comment
  UC139977  Calocedrus decurrens Mrs. R. M. Austin 1896-8-1 699 Plumas Butterfly Valley Comment
  CHSC91744  Calochortus coeruleus G. Douglas Barbe; T. C. Fuller, J. T. Howell 1981-6-24 3274 Plumas Sierra Nevada. 1.3 miles below Mt. Hough summit, returning to junction with China Grade. 2042 Comment
  CAS-BOT-BC487766  Calochortus coeruleus Alice Eastwood 1927-6-11 14456 Plumas Forest Lodge, Greenville Comment
  CAS-BOT-BC487768  Calochortus coeruleus Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1967-6-12 1935 Plumas Between valley and Darlingtonia bog 1066 Comment
  UC625475  Calochortus coeruleus Frank W. Gould 1938-6-26 456 Plumas 3 mi n Greenville 1127 Comment
  CHSC2444  Calochortus leichtlinii R. Carter 1965-7-6 27 I Plumas Found ca. 7 mi. W of Bucks Lake on Oroville-Quincy Rd. at Frenchman's Hill, on S side of Rd, ca. 30 yds. SSW of Frenchman's Hill sign. 1767 Comment
  CHSC80303  Calochortus leichtlinii L. P. Janeway 1996-6-5 4991 Plumas Northern High Sierra Nevada/Modoc Plateau. Ramelli Ranch; northwest corner of Sierra Valley; 400 ft south of Middle Fork Feather River and 300 ft west of the road to Calpine. 1487 Comment
  CAS-BOT-BC490271  Calochortus leichtlinii D. E. Breedlove 1962-6-13 3474 Plumas Along state Hwy.89, 2miles south of Graeagle 1402 Comment
  CAS-BOT-BC490273  Calochortus leichtlinii Anna Head 1920-7-1 s.n. Plumas Feather River region 457 Comment
  CDA18569  Calochortus leichtlinii G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-26 3336 Plumas Sierra Nevada; 0.5 mile southeast of bridge crossing Indian Creek; 0.1 mile norhtwest of junction with road to Antelope Lake Dam. 1600 Comment
  SD133926  Calochortus leichtlinii Barbara Ertter, Gary Schoolcraft 1989-7-3 8660 Plumas Ridge between Red Rock and Diamond Mountain, ca. 8 airmiles south of Susanville. Dry open ridgeline of old river cobbles. 2225 Comment
  SEINET8197334  Calochortus leichtlinii A. A. Heller, P. B. Kennedy 1907-7-4 8719 Plumas Ridge east of Red Clover Valley. Comment
  JEPS61698  Calochortus minimus Esther C. Fritz 1933-7-15 Plumas Spanish Peak 2133 Comment
  CAS-BOT-BC483475  Calochortus minimus G. Earle Kelley 1920-7-1 s.n. Plumas Greenville Comment
  UCD139548  Calochortus minimus Dean Dubbe 1974-5-18 14- 6 Plumas Butterfly Valley, 6 miles northwest of Quincy, off of Hwy 89. 1097 Comment
  RSA739737  Calochortus nudus L. P. Janeway 2007-6-3 9026 Plumas Northern High Sierra Nevada, S facing slope near top of Eastern end of Red Mtn, near Road 23N63 1.1km NW of road 18. 1884 Comment
  CAS-BOT-BC493419  Calochortus nudus Lowell Ahart 1982-7-30 3735 Plumas Area along the edge of the dirt road, about 2 miles north of Ohio Ravine, about 3 miles north of the Hardquartz mine, about 4 miles south of Bucks lake 1700 Comment
  CHSC21516  Caltha leptosepala var. biflora L. Mayer; D. Brink 1975-7-8 Plumas Buck's Lake. Along stream. Comment
  UC337226  Calycadenia truncata unknown 1874-6-1 Plumas Indian Valley Comment
  CAS-BOT-BC271528  Calycadenia truncata subsp. truncata M. S. Taylor 1981-8-31 4250 Plumas Headwaters of Calf Pasture Creek, ca. 4 mi. e. of Clio 1706 Comment
  CHSC60916  Calyptridium monospermum Vernon H. Oswald 1993-6-17 5550 Plumas Lassen Volcanic National Park. N side of Hot Springs Creek between the Warner Valley Ranger Station and the S boundary of the park. Scattered plants on an open slope. 1621 Comment
  UC569762  Calyptridium monospermum F. W. Embree 1934-6-22 119 Plumas 6 mi sw of Buck's Ranch (Oroville - Quincy road) 1615 Comment
  UC1075703  Calyptridium monospermum Robert J. Weatherby 1955-6-22 1533 Plumas road to Spanish Peak lookout 1828 Comment
  UC942961  Calyptridium monospermum Lewis S. Rose 1951-6-29 51079 Plumas Feather River, Rock Creek Feather River; , Rock Creek 550 Comment
  UC1136674  Calyptridium umbellatum E. Sawyer 1935-6-27 201 Plumas 1.4 mi se of Crow (Plumas National Forest); Plumas National Forest 1706 Comment
  JEPS50777  Calyptridium umbellatum Rimo Bacigalupi with Paul Hutchison and L. R. Heckard 1967-6-16 9285 Plumas at mouth of Rock Creek (n side of Feather River Canyon); Feather River Canyon, Rock Creek 548 Comment
  UC501531  Calyptridium umbellatum Frank W. Peirson 1926-6-21 6791 Plumas Lake Almanor, n shore Lake Almanor Comment
  CDA39865  Calystegia malacophylla T. C. Fuller 1959-7-6 4297 Plumas Highway 40a, 1 mile west of Rich Bar. 0 Comment
  UC2012965  Calystegia occidentalis subsp. occidentalis Barbara Ertter 1990-5-14 8989 Plumas Highway 70 along Feather River ca 8 air miles NW of Quincy, N side of highway at junction of Twain Store road. 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
  UCSB13456  Camassia leichtlinii 1962-6-12 Plumas Along State Highway 36, 6.9 miles west of Chester; Sierra Nevada 1524 Comment
  UC1523730  Camassia quamash subsp. breviflora Gary Schoolcraft 1983-5-24 950 Plumas w side of Sierra Valley Sierra Valley 1524 Comment
  CAS-BOT-BC497559  Camassia quamash subsp. breviflora John Thomas Howell 1960-7-23 35957 Plumas Plants of Lassen Volcanic National Park, near Soda Springs, Drakesbad 1828 Comment
  RSA186589  Camissonia tanacetifolia subsp. quadriperforata Peter H. Raven 1963-5-28 18419 Plumas 3.1 miles west of Vinton Comment
  CAS-BOT-BC160889  Camissonia tanacetifolia subsp. tanacetifolia A. A. Heller; P. B. Kennedy 1907-7-4 8733 Plumas Meadow two miles south of Red Clover Valley Comment
  RSA726453  Camissonia tanacetifolia subsp. tanacetifolia L. Ahart, John Dittes 2007-6-17 14194 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
  SEINET10462866  Campanula prenanthoides Joseph Clemens 1920-8-11 Clemens s.n. Plumas GREENVILLE Comment
  SEINET10463000  Campanula prenanthoides Howell 1926-7-31 Howell 2178 Plumas Near Prattville 1463 Comment
  SEINET10463178  Campanula prenanthoides Harris Harris s.n. Plumas MEADOW VALLEY, 3800 Comment
  SEINET10463210  Campanula prenanthoides Rose 1966-7-26 Rose 66059 Plumas Butterfly Valley, 3 mi W of Keddie, dry open woods 3500'. Comment
  SEINET3142996  Campanula prenanthoides E. K. Balls 1950-9-5 15862 Plumas E of Quincy; off Hwy 24; Thompson Creek, Main trail off La Porte Road (trail to Little Vocano) 1463 Comment
  CAS-BOT-BC37305  Cardamine breweri Walter Knight; Irja Knight; John Thomas Howell; Gordon H. True 1967-5-7 1852 Plumas Butterfly Botanical Area and Vicinity. In Butterfly Valley proper. 1036 Comment
  CHSC63243  Cardamine breweri Lowell Ahart 1994-6-17 7354 Plumas In a meadow on the east side of Sly Creek, about 1 mile north of Schwartz Meadow, about 1 mile east of Sly Creek Reservoir. 1097 Comment
  RSA0116212  Cardamine breweri Marcus E. Jones 1897-7-2 s.n. Plumas Near Pratville at Clear Creek 1524 Comment
  CAS-BOT-BC37821  Cardamine nuttallii Alice Eastwood 1927-6-15 14597 Plumas United States Forest Reserve. On trail to Long Valley. Comment
  JEPS106193  Cardamine nuttallii var. covilleana Lowell Ahart, John Dittes, Josephine Guardino 2004-5-16 10931 Plumas Along a dirt forest road, east of Dry Taylor Creek, about 2 miles (air) southwest of Taylor Rock, about 6 1/4 miles (air) northeast of Quincy 1669 Comment
  CHSC83649  Cardamine pachystigma John Dittes 2002-4-27 2 -50 Plumas Northern High Sierra Nevada; Plumas National Forest, Watson Ridge, ca. 1.5 air-miles north of Feather Falls Overlook, ca. 1.8 air-miles east of Bald Rock Dome, on north/south-oriented ridge top, north of hairpin turn in FS Road 21N25A. 1104 Comment
  CHSC48319  Cardamine pensylvanica Vernon Oswald 1985-5-26 1779 Plumas South loop of road between Hwy 70 and Butterfly Valley at Big Blackhawk Creek. Along the creek. Comment
  CAS-BOT-BC18350  Carex John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-23 54180 Plumas Sierra Nevada. Long Valley at road to Maxwell Mine. 1633 Comment
  CAS-BOT-BC18351  Carex John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-23 54181 Plumas Sierra Nevada. Long Valley at road to Maxwell Mine. 1633 Comment
  CHSC55562  Carex abrupta L. P. Janeway 1990-7-11 3790 Plumas Plumas National Forest. About 1/4 mi east of Emigrant Creek and about 1/4 mi south of Little Grizzly Creek. Southerly finger of meadows along Little Grizzly Creek. 1775 Comment
  SEINET4292244 Image available Carex abrupta L. Ahart, Dittes, J; Guardino, J; Schlising, R 2004-1 11172 Plumas 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)ortheast of Quincy. Red Fir Forest. Comment
  CHSC65590  Carex amplifolia L. P. Janeway 1995-8-30 4903 Plumas Along West Branch Humbug Creek; about 2.3 mi south of Smith Peak. Creekside opening. 1630 Comment
  CAS-BOT-BC17835  Carex amplifolia W. I. Follett 1943-8-9 s.n. Plumas Rich Gulch. 883 Comment
  CHSC55429  Carex angustata L. P. Janeway 1984-7-12 906 Plumas Southwest of Bucks Lake, near Grizzly Cr campground. 1584 Comment
  UC1133353  Carex angustata E. Sawyer 1935-6-27 190 Plumas 1.6 mi ene Grizzly Pk.; Plumas National Forest, Downieville Quadrangle Comment
  CDA17815  Carex angustata G. D. Barbe, J. T. Howell & T. C. Fuller 1981-6-23 3164 Plumas Long Valley Region; Long Valley, 0.4 mile S of junction, Dixie Canyon-Round Valley and Canyon Dam roads, at Maxwell Mine Road. 1633 Comment
  JEPS28350  Carex angustata George W. Gillett 1957-7-18 830 Plumas along the streambank of the main inlet Lassen Volcanic National Park, Willow Lake 1661 Comment
  SEINET7549695 Image available Carex angustata John Thomas Howell 1960-7-23 35945 Plumas Lassen Volcanic National Park. Meadow near Soda Spring, Drakesbad. 1676 Comment
  RSA122797  Carex athrostachya E. Sawyer 1935-6-22 168 Plumas Charlies Vallley, west of Beckwith Buttes. 1524 Comment
  SEINET4292086 Image available Carex athrostachya L. Ahart, Dittes, J 2007-1 14165 Plumas Yellow Pine Forest, west bank of Red Clover Creek, about 30 yards east of County Road 111(Beckwourth Gensee Road),about 1/4 mile east of bridge acroos Red Clover Creek, Red CloverValley, about mi(air) north of the north end of Lake Davis Comment
  UCD108032  Carex athrostachya Tim Kuhn 2006-7-11 72 Plumas on Plumas NF forest service road 107407. Comment
  CAS-BOT-BC19731  Carex athrostachya M. S. Taylor 1982-7-8 4795 Plumas Ramelli Ranch on south side of Feather River, ca. 0.25 mile east of Calpine Road (109), ca. 1 mile SW of Beckwourth. 1487 Comment
  RSA201275  Carex aurea J. T. Howell 1960-7-18 35508 Plumas Drakesbad 1677 Comment
  CAS-BOT-BC19130  Carex aurea Clarence Roy Quick 1965-7-23 65 -21 Plumas Sierran Nevada. 3-4 miles south of west end of Humbug Valley. Above Cottonwood Creek Crossing. Comment
  CAS-BOT-BC19522  Carex bolanderi John Thomas Howell 1960-7-21 35866 Plumas Lassen Volcanic National Park. On trail to Little Willow Lake. 1767 Comment
  CHSC80879  Carex bolanderi Lowell Ahart 2001-7-19 8947 Plumas On the sides of Hopkins Creek, about 100 yards northwest of the East Branch of Hopkins Creek, about 1/2 mile (air) south of Turkey Town, about 2 1/2 miles (air) southeast of Pilot Peak. 1828 Comment
  CHSC52352  Carex brainerdii Wayne Dakan 1981-5-31 Plumas Black Hawk Creek. Comment
  CHSC63191  Carex brainerdii Lowell Ahart 1994-6-17 7360 Plumas On the west side of a poor logging road, on the west side of Sly Creek, about 1/10 mle north of the locked gate, about 1 mile east of Sly Creek Reservoir. 1097 Comment
  RSA189357  Carex brainerdii L. S. Rose 1967-6-19 67109 Plumas Butterfly Valley, ca. 3 miles W of Keddie. 1220 Comment
  SEINET7552658 Image available Carex brainerdii Lewis S. Rose 1967-5-8 67074 Plumas Rodgers Flat, North Fork, Feather River. 610 Comment
  SEINET7552663 Image available Carex brainerdii David Castaner 1989-6-18 10222 Plumas West of Lake Almano. Along highway 89. Two miles east of Tehama county line Comment
  UCD140197  Carex brainerdii L. P. Janeway 1996-6-4 4985 Plumas 0.5 mile northeast of Deer Creek and 2.0 mile south of Spanish Creek; north side of logging spur road 0.6 mile east of Road 24N23X. 1318 Comment
  UC1730225  Carex cusickii L. P. Janeway 1998-9-10 6274 Plumas Along the northwest shore of Snake Lake; about 5 mi northwest of Quincy. 1205 Comment
  CHSC82446  Carex echinata subsp. echinata Lowell Ahart 2002-7-6 9853 Plumas In a small meadow, about 100 yards north of the gravel road, near a small branch of Coldwater Creek, about 3/4 mile southwest of Grizzly Mountain, about 2 miles (air) southwest of Haskins Valley and Bucks Lake. 1844 Comment
  CAS-BOT-BC20113  Carex feta John Thomas Howell 1973-7-10 49740 Plumas Sierra Nevada. Near Greenville. 1097 Comment
  CAS-BOT-BC20118  Carex feta Thomas H. Kearney 1944-8-14 23 Plumas Near Prattville.Lake Almanor. Comment
  CDA13852  Carex feta G. F. Hrusa, T. D. Wilfred 1996-8-2 13465 Plumas Sierra Nevada; Volcanic slopes on E side of Fells Creek immed. upstream from USFS 23N22 crossing. Clumped individual at top of spring, open. Comment
  CDA13986  Carex feta G. F. Hrusa 1996-8-2 13425 Plumas Sierra Nevada; Steep rocky slopes at SW base of ridge between Argentine & Taylor Rocks, n 1 mi. NW of Argentine Rock. Common on +- disturbed area of wet springline, forming tributary of Squirrel Creek. Comment
  CHSC77067  Carex feta G. Douglas Barbe; T. C. Fuller 1982-6-14 3689 Plumas Quincy Region. W end of Quincy, Hwy 70 and Lawrence St. at Chevron station. 1036 Comment
  RSA189331  Carex feta L. S. Rose 1967-7-9 67145 Plumas Quincy. 1037 Comment
  CHSC68375  Carex filifolia var. erostrata L. P. Janeway 1996-5-16 4972 Plumas Northwest corner of Sierra Valley, Ramelli Ranch; 400 ft south of Middle Fork Feather River and west side of road to Calpine. 1490 Comment
  JEPS114804  Carex fracta Lowell Ahart 2008-8-13 15177 Plumas West edge of La Porte Road, west of East Branch Creek, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte 1613 Comment
  UC1552725  Carex geyeri Frederica Bowcutt 1985-6-6 564 Plumas about 15 air mi ne Quincy (n of Beckwourth Genesee Road about 1/2 mi); Plumas National Forest 1676 Comment
  JEPS109915  Carex hassei Dean W. Taylor 2007-6-14 20133 Plumas Forest Rd. 27N16 on the S slope of Dyer Mtn. at unnamed tributary to Hauns Creek (this not depicted as a blue line stream on the USGS map) 1554 Comment
  CAS-BOT-BC21968  Carex heteroneura L. P. Janeway 1991-8-3 4112 Plumas Northeasterly drainage into Freeman Creek 2 miles west of Smith Peak and below Five Points. 1981 Comment
  JEPS95636  Carex heteroneura var. heteroneura Lowell Ahart 1994-7-22 7500 Plumas on S side of the Pacific Crest Trail, about 1/2 mi E of Mount Etna 1981 Comment
  RSA754927  Carex hoodii L. Ahart, Josephine Guardino 2005-8-10 12317 Plumas South of a small branch of Lights Creek, east side of Forest Road 27N54, about 5 1/2 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake 1822 Comment
  SEINET7562373 Image available Carex infirminervia Robert F. C. Naczi, Lawrence P. Janeway 2004-7-24 10534 Plumas Ca 14 mi WSW of village of Almanor, down road from Humboldt Summit, at stream crossing by Humboldt Road (county route 308). 1777 Comment
  CAS-BOT-BC7747  Carex integra Lewis S. Rose 1954-5-30 54066 Plumas Johnsville. 1600 Comment
  JEPS87742  Carex integra Lowell Ahart 1994-6-15 7343 Plumas near intersection of Lumpkin Ridge Road and road to Tamarack Flat (about 200 yards e of a logging road, about 1 mile (air) w of Little Grass Valley Reservoir) 1767 Comment
  CAS-BOT-BC21129  Carex lanuginosa L. P. Janeway 1992-6-4 4211 Plumas Plumas National Forest. Beckourth Ranger District. 1341 Comment
  RSA59664  Carex lasiocarpa E. K. Balls 1950-9-9 15734 Plumas West of Lakes Center Public Campgound. 2043 Comment
  CHSC65598  Carex lemmonii L. P. Janeway 1995-7-23 4869 Plumas Meadow at head of western branch of Stag Creek; along Road 22N80Y 0.1 mi north of Road 22N72; about 0.3 mi south-southeast of Table Mountain. 1755 Comment
  JEPS95361  Carex lemmonii Lowell Ahart 1994-6-17 7348 Plumas E side of Sly Creek, 1 mi N of Schwartz Meadow, 1 mi E of Sly Creek Reservoir 1097 Comment
  SEINET7485356 Image available Carex lemmonii L. S. Rose 1967-1 67151 Plumas Butterfly Valley 1097 Comment
  JEPS114817  Carex lenticularis var. impressa Lowell Ahart 2008-8-14 15204 Plumas Wet meadow area with a small stream, just northwest of the culvert, on the northwest side of the good logging road (Forest Road 22N68), west of the South Fork of the Feather River, about 1/2 mile southwest of the Feather Fork Mine, about 1 mile northeast 1600 Comment
  SEINET11634877  Carex lenticularis var. lipocarpa Unknown 1985-1 5101 Plumas about 4.5 mi NE of La Porte, Little Grass Valley Reservoir, where South Fork of Feather River flows 1585 Comment
  CHSC44126  Carex limosa V. Oswald; L. Ahart 1988-8-4 3678 Plumas Willow Lake located se of Drakesbad just s of the boundary of Lassen Volcanic National Park. 1676 Comment
  CHSC53527  Carex luzulina L. P. Janeway 1990-8-3 3825 Plumas Plumas National Forest. Meadow at head of small drainage (into Little Grizzly Cr) ca 1 mi SW of Little Grizzly Cr and between Joseph Cr and Oliver Cr. 1981 Comment
  CAS-BOT-BC31641  Carex luzulina var. ablata Walter Knight; Irja Knight 1966-6-18 1345 Plumas butterfly Valley. 1036 Comment
  JEPS114187  Carex luzulina var. ablata L. P. Janeway 2007-6-3 9029 Plumas Northern High Sierra Nevada. South-facing slope near top of eastern end of Red Mountains, near Road 23N69 1.1 km northwest of Road 18. Comment
  CAS-BOT-BC31640  Carex luzulina var. ablata L. P. Janeway 1990-6-27 3734 Plumas Mt. Ingalls quad. Headwaters of Joseph Creek on NE side of Grizzly Ridge. 2103 Comment
  JEPS104625  Carex mendocinensis Lowell Ahart 2000-5-21 8381 Plumas W side of Caribou Road, about 4 mi (air) NE of Belden 853 Comment
  CHSC43529  Carex multicaulis Lowell Ahart 1975-7-2 832 Plumas Near the edge of the road, west of Lost Creek, about 6 miles north of the Sly Creek Dam. 914 Comment
  CAS-BOT-BC32029  Carex multicaulis H. A. Thomas 1936-5-25 47 Plumas Along Bear Creek Road, SE of Camp (ca 1/4 mi) 1219 Comment
  CAS-BOT-BC32074  Carex multicaulis John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54223 Plumas Ca 5 miles SE of Mt. Hough on the road to Quincy. 1584 Comment
  CDA17786  Carex multicaulis G. D. Barbe, T. C. Fuller 1982-6-15 3743 Plumas Plumas National Forest; 2.1 miles NE of junction with road to Red Hill Summit, Plumas National Forest. 1524 Comment
  UCD140657  Carex multicaulis L. P. Janeway 1996-6-4 4986 Plumas 0.5 mile northeast of Deer Creek and 2.0 mile south of Spanish Creek; north side of logging spur road 0.6 mile east of Road 24N23X. 1318 Comment
  POM81165  Carex multicostata Marcus E. Jones 1897-7-6 10913 Plumas Prattville. 13 miles west. 1372 Comment
  CHSC47009  Carex nebrascensis L. P. Janeway 1989-7-25 3527 Plumas Plumas National Forest. North end of Crocker Mdw; near the Beckwourth-Genesee Rd (rd 111) 6.1 mi N of Beckwourth. 1752 Comment
  CHSC92300  Carex nebrascensis Lowell Ahart; Josephine Guardino 2005-8-9 12255 Plumas In a small meadow and near a small drainage, between Lights Creek and Fant Creek, west of Forest Road 27N09, about 6 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1635 Comment
  JEPS113655  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
  JEPS115202  Carex nebrascensis Lowell Ahart, John Dittes, Josephine Guardino 2009-7-22 16139 Plumas On the west side of Forest Service Road 27NO2K, east side of Long Valley, about 3.5 miles (air) west-southwest of Greenville, about 5.2 miles (air) southeast of Lake Almanor Dam 1606 Comment
  CAS-BOT-BC119857  Carex nebrascensis Malcom A. Nobs; Stanley Galen [S. Galen] Smith 1949-8-19 1457 Plumas Marshy pond on SE side of Portola. Comment
  SEINET11182694 Image available Carex nervina Robert F. C. Naczi, Lawrence P. Janeway 2004-7-24 10535 Plumas ca. 14 mi WSW of village of Almanor, down road from Humboldt Road (county route 308). 1777 Comment
  SEINET3905629  Carex ormantha Lewis S. Rose 1963-6-3 63101 Plumas Butterfly Valley 2 mi. sw. of Keddie.; 0 1189 Comment
  CHSC112092  Carex pachystachya L. P. Janeway 2014-7-15 11525 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
  CHSC60502  Carex pachystachya L. P. Janeway 1992-6-4 4212 Plumas Plumas National Forest. South side of road to Plumas-Eureka State Park (Rd 506) across from turn to Plumas Pines; 1/2 mi west of Mohawk, 1/4 mi west of Middle Fork Feather River. 1341 Comment
  CHSC77172  Carex pachystachya G. Douglas Barbe; J. T. Howell, T. C. Fuller 1981-6-23 3153 Plumas Long Valley, 0.4 mi S of jct, Dixie Canyon -- Round Valley and Canyon Dam roads, at Maxwell Mine Road. 1633 Comment
  JEPS107642  Carex pachystachya Lowell Ahart, Josephine Guardino 2005-8-9 12256 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
  SEINET7570923 Image available Carex pellita Lowell Ahart, Josephine Guardino 2005-8-9 12283 Plumas On the bottom of Fant Creek, about 100 yards southeast of the cabin (destroyed) and corral, north of Forest Road 27N09, about 6 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1597 Comment
  UC1100507  Carex pellita Malcolm A. Nobs, S. Galen Smith 1949-8-19 1442 Plumas Butterfly Valley Comment
  CAS-BOT-BC119010  Carex pellita George Wilson Gillett; Hans Leschke 1957-7-13 752 Plumas Drakesbad Valley, wet meadow across from the Devils Kitchen. 1859 Comment
  CHSC35944  Carex praegracilis M. S. Taylor 1982-6-14 4657 Plumas In wet Poineery Meadow, e side of Antelope Lake, ca. 12 mi ne of Taylorsville. 1536 Comment
  SEINET13697562  Carex praegracilis W. Harnach 2004-5-15 1186 Plumas Sierra Valley, 1.75 miles south of Hwy 70 on Co. Rd. A-24, at the corrals 1487 Comment
  SEINET10466834  Carex praegracilis Mary Susan Taylor, G. Rotta 1982-6-14 Taylor 4657 Plumas T27N R12E sw/nw sec 12. Antelope Lake quad. In wet Montane Mdw, Pioneer Mdw, e side of Antelope Lake, ca. 12 mi ne of Taylorsville. 5040 ft. 1536 Comment
  CAS-BOT-BC118137  Carex rossii John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54267 Plumas Mt. Hough 2203 Comment
  CHSC52550  Carex rossii L. P. Janeway 1989-7-7 3467 Plumas Plumas National Forest. Near creek just E of Lava Spring; above the NE side of Red Clover Valley. 1767 Comment
  CHSC53544  Carex rossii L. P. Janeway 1984-7-13 901 Plumas Southwest of Bucks Lake; near Grizzly Cr campground. 1584 Comment
  SEINET11635018  Carex rossii L. P. Janeway 1985-1 1204 Plumas near U.C. Forestry Camp, SW of Meadow Valley, (F.S. Rd 23N16 - Schneider Cr Rd) 1183 Comment
  CAS-BOT-BC28307  Carex scopulorum var. bracteosa E. K. Balls 1950-9-1 15597 Plumas East of Long Lake in meadow, sloping down to 2 smaller lakes, southern county. 2103 Comment
  CHSC89208  Carex sheldonii G. Blosser 2004-8-15 7 Plumas High Sierra Nevada Range. Middle Fork Feather River: between river and railroad tracks 1/2 mile north of Mohawk. 1330 Comment
  CAS-BOT-BC117737  Carex simulata Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1636 Plumas Butterfly Botanical Area. N of Pond Reservoir. 1097 Comment
  CAS-BOT-BC117369  Carex stipata var. stipata John Thomas Howell 1962-6-17 37654 Plumas Butterfly Valley. 1036 Comment
  CAS-BOT-BC114993  Carex subfusca John Thomas Howell; Gordon H. True; Walter Knight; Irja Knight 1968-6-11 2377 Plumas Moist roadside hollow in canyon of Butterfly Creek between Spanish Creek and Butterfly V. Comment
  CHSC101843  Carex subfusca Lowell Ahart; John Dittes, Josephine Guardino 2009-6-15 15893 Plumas About 200 yards northwest of Lake Almanor Dam, in a mined over area. 1421 Comment
  CHSC105835  Carex subfusca Lowell Ahart 2010-7-27 16926 Plumas On the north side of the paved road, about 1/2 mile north of Goat Mountain, about 3 miles (air) northeast of La Porte. 1680 Comment
  CHSC48062  Carex subfusca L. P. Janeway 1987-6-20 2278 Plumas Ravine on N side of S Br Middle Fk Feather River below Whiskey Hill. 1158 Comment
  CHSC77176  Carex subfusca G. Douglas Barbe; J. T. Howell, T. C. Fuller 1981-6-25 3320 Plumas 2.8 miles N-NE of Engle Mine townsite on Diamond Mountain Road, between the road and Lights Creek. 1341 Comment
  CHSC92308  Carex subfusca Lowell Ahart; John Dittes 2005-9-19 12379 Plumas On the edge of the bank, on the south side of Taylor Lake, about 6 miles (air) southwest of Antelope Lake. 2080 Comment
  UC1133469  Carex subfusca E. Sawyer 1935-7-1 268 Plumas 1/2 mi s Chases; Plumas National Forest, Downieville Quadrangle Comment
  CAS-BOT-BC115999  Carex subfusca John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54237 Plumas About 4 mi SE of Mt. Hough on road to Quincy. 1645 Comment
  RSA97965  Carex subfusca J. T. Howell 1951-6-27 27600 Plumas McRae Meadow. 1982 Comment
  SEINET10750067  Carex subfusca Lawrence P. Janeway, James Battagin; Rob Russell Janeway 4490 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. Very open, in white fir dominated mixed conifer forest with lodgepole pine. With Scirpus microcarpus, etc. Comment
  CHSC66647  Carex utriculata Vernon H. Oswald; Lowell Ahart 1996-7-15 8055 Plumas High Cascade Range. Last Chance Marsh at the N end of Lake Almanor, just S of Last Chance Campground on Forest Rd. 28N11. 1371 Comment
  CHSC74138  Carex utriculata B. Castro; L. Gehrung 1996-8-8 708 Plumas Ca 3 air mi S of Bucks Lake, 100 ft E of USFS Rd 23N18, ca 0.5 mi S of the serpentine outcrop at jcn of Rds 23N18, 15, and 69. In a small meadow at northern branch of headwaters of East Branch Coldwater Creek. 1767 Comment
  JEPS113704  Carex utriculata Lowell Ahart, John Dittes, Josephine Guardino 2007-8-10 14474 Plumas About 100 yards south of Beckwourth Gensee Road, there is a small quarry east of a poor road, the meadow and stream, about 2 miles (air) north of the north end of Lake Davis 1761 Comment
  SEINET7579625 Image available Carex utriculata Robert F. C. Naczi, Lawrence P. Janeway 2004-7-24 10536 Plumas Ca 14 mi WSW of village of Almanor, along tributary of Butt Creek, W of Humboldt Road (county route 308). 1747 Comment
  CHSC47147  Carex whitneyi L. P. Janeway 1989-6-12 3299 Plumas Plumas National Forest. Slope on south side of Red Clover Valley. 1737 Comment
  CHSC55450  Carex whitneyi L. P. Janeway 1990-7-18 3804 Plumas Plumas National Forest. Near Emigrant Creek 1/4 mi north of the crest of Grizzly Ridge. 2103 Comment
  CHSC55566  Carex whitneyi L. P. Janeway 1990-7-3 3757 Plumas Plumas National Forest. Near Paradise Creek about 1/4 mi south of Little Grizzly Creek. 1813 Comment
  CHSC85996  Carex whitneyi L. P. Janeway 2003-7-19 7911 Plumas High Cascade Range. At the end-of-the-road trailhead parking for trail to Little Willow Lake; 200 m southeast of Little Willow Lake. 1853 Comment
  SD130384  Carex whitneyi John Thomas Howell 20-23 Jun 1977 52407 Plumas Sierra Nevada Mountains; desiccated strand below the high water line on the peninsula of Lake Almanor. 1372 Comment
  UCD140982  Carex whitneyi L. P. Janeway 1999-7-17 6509 Plumas gentle south-facing slope at the wide saddle of Humboldt Summit. 2020 Comment
  CAS-BOT-BC59034  Cassiope mertensiana Margaret Williams; Emily McPherson 1974-8-5 74 -P-16 Plumas Sierra Nevada - West shoulder of Mt. Elwell - trail to Mt. Elwell, Lakes Basin 2194 Comment
  UC1197604  Cassiope mertensiana subsp. californica Charlotte M. Wilder 1912-7-12 1831 Plumas Long Lake 2133 Comment
  POM195118  Castilleja applegatei D. D. Keck 1930-7-24 959 Plumas Halfway between Chester and Westwood. 1463 Comment
  CAS-BOT-BC249409  Castilleja applegatei subsp. pallida Arthur Chan 1981-5-16 069 Plumas .3 mi SW of Jct of 89 and 49 by Sattley 1828 Comment
  CAS-BOT-BC249715  Castilleja applegatei subsp. pinetorum Ella Dales Cantelow 1939-5-20 4378 Plumas Nr. Rock Creek Rd. W. of Quincy Comment
  CAS-BOT-BC249731  Castilleja applegatei subsp. pinetorum John Thomas Howell; Gordon H. True 1973-7-31 50126 Plumas On road from Janesville to Thompson Peak, Diamond Range 1981 Comment
  CAS-BOT-BC249733  Castilleja applegatei subsp. pinetorum Mrs. E. C. Van Dyke 1931-6-13 s.n. Plumas Kelly Camp, Mt. Lassen Nat'l. Park Comment
  JEPS81447  Castilleja applegatei subsp. pinetorum M. S. Taylor 1982-5-7 4421 Plumas 0.8 mi n Crystal Peak/Adams Peark road junction (e side of 24N51X, ca 7 air mi n of Chilcook, on ridge e of Frenchman Lake); Frenchman Lake Quad. 1889 Comment
  UC1031229  Castilleja applegatei subsp. pinetorum A. Lewis 1934-6-12 479 Plumas Little Grass Valley; Plumas National Forest, Downieville Quad. 1524 Comment
  UC1562664  Castilleja arachnoidea Barbara Ertter with Gary Schoolcraft 1989-7-3 8659 Plumas ca 8 air mi s Susanville (ridge between Redrock and Diamond Mt.) 2225 Comment
  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
  CAS-BOT-BC254059  Castilleja miniata Lewis S. Rose 1966-7-28 66073 Plumas Quincy 1066 Comment
  SEINET10832395  Castilleja miniata Mary Susan Taylor 1981-8-20 Taylor 4231 Plumas California: T27N R8E sw1/4 of sw1/4 sec 36. Almanor NE quad. S side of Fox Road (27N92) at jct with creek, ca. 2 mi SE of Canyon Dam. Plumas County. 5000 ft. 1524 Comment
  UC1063335  Castilleja miniata G. T. Nordstrom 1934-7-2 162 Plumas 1.5 mi se Mt. Ararat; Plumas National Forest, Bidwell Bar Quad. 1584 Comment
  UC1063481  Castilleja pilosa E. Sawyer 1935-6-4 62 Plumas 3.75 mi ene Beckwith Butte; Sierraville Quad. 1493 Comment
  CHSC102639  Castilleja tenuis Lowell Ahart; John Dittes, Josephine Guardino 2009-7-22 16135 Plumas On the west side of Forest Service Road 27NO2K, east side of Long Valley, about 3.5 miles (air) west-southwest of Greenville, about 5.2 miles (air) southeast of Lake Almanor Dam. 1606 Comment
  CHSC117029  Castilleja tenuis Lowell Ahart 2016-6-29 21053 Plumas North side of dirt road, about 1/2 mile southeast of Table Mountain, about 1 1/2 miles (air) northwest of Tamarack Flat, about 3 1/2 miles (air) northwest of Little Grass Valley Resevoir Dam. 1698 Comment
  SJSU6439  Castilleja tenuis N. A. Hopkins 1971-6-19 406 Plumas 7 mi S of Beckwourth, Sierra Valley 1524 Comment
  UCD20964  Castilleja tenuis E. Bortiri 2002-6-21 WFC 12 Plumas Rocky Point East, Ramelli Ranch , near Portola. Comment
  SBBG120145  Ceanothus arcuatus L. P. Janeway 2007-5-20 8997 Plumas Hwy 70, East Branch North Fk Feather River, Serpentine Cyn, 1 rd km E of Rich Bar Overlook 777 Comment
  CAS-BOT-BC47864  Ceanothus cordulatus John Thomas Howell 1926-7-26 2116 Plumas Near Prattville 1463 Comment
  RSA14403  Ceanothus cordulatus Elmer I. Applegate 1929-6-21 5819 Plumas Warner Valley, Mt. Lassen Comment
  RSA515505  Ceanothus cordulatus J. T. Howell, G. H. True 1969-6-23 45814 Plumas Open meadow 2 miles N of Nelson Point on road to Quincy 1311 Comment
  UC1070973  Ceanothus cordulatus D. Axelrod 1934-6-4 8 Plumas sw La Porte; Downieville quad 1645 Comment
  CAS-BOT-BC126820  Ceanothus cuneatus C. L. Schmidt 1988-7-15 1226 Plumas Red Hill, up Rush Creek Road, ca. 9.4 miles SW of Paxton on US Hwy. 70 1260 Comment
  CAS-BOT-BC49181  Ceanothus cuneatus John Thomas Howell 1951-6-26 27549 Plumas Feather River Canyon 853 Comment
  CHSC21030  Ceanothus integerrimus F. T. Griggs; A. Pass 1975-7-3 67 Plumas Bucks Lake Forest Service Survey North of Grizzly Forebay. Comment
  RSA599856  Ceanothus integerrimus Louis C. Wheeler 1959-7-16 7581 Plumas Butterfly Creek : Butterfly Mine. Comment
  UC1552757  Ceanothus integerrimus Frederica Bowcutt 1985-6-5 547 Plumas sw side Red Clover Creek (Beckworth Genesee Rd, ca 15 air mi ne of Quincy,); Plumas National Forest Comment
  JEPS48728  Ceanothus integerrimus John W. Duffield 1937-6-9 Plumas rd to Quincy 1097 Comment
  CAS-BOT-BC51043  Ceanothus integerrimus var. macrothyrsus Mrs. E. C. Sutliffe 1920-9-1 s.n. Plumas Gold Valley Comment
  LA44855  Ceanothus leucodermis Carl Epling; William Robison 1935-7-15 sn Plumas Chester 1219 Comment
  SEINET12210939  Ceanothus prostratus W. Knight, Knight, I. 1983-1 4941 Plumas Along state route 89 along west shore of Lake Almanor 1357 Comment
  UC1071481  Ceanothus velutinus C. W. Hanks 1934-8-8 13 Plumas ne Sierra Valley; Plumas National Forest, Sierraville Quadrangle Comment
  CAS-BOT-BC63184  Ceanothus velutinus var. velutinus John Thomas Howell 1960-7-20 35782 Plumas Between Borling Springs Lake and Terminal Geyser. 1859 Comment
  CDA7012  Centaurea babylonica F. H. Surber 1972-8-7 Plumas County Hospital, Quincy. 0 Comment
  CAS-BOT-BC388356  Cerastium glomeratum John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1967-6-12 1994 Plumas Butterfly Botanical Area and Vicinity. Valley proper, near barn 1036 Comment
  CAS-BOT-BC276725  Chaenactis douglasii var. douglasii John Thomas Howell 1960-8-20 36285 Plumas Kelly Camp, near Drakesbad 1615 Comment
  CHSC97257  Chamerion angustifolium subsp. circumvagum Lowell Ahart; John Dittes 2007-8-9 14429 Plumas About 50 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
  CAS-BOT-BC70205  Cheilanthes gracillima John Thomas Howell; Gordon H. True 1967-7-11 43350 Plumas Summit ridge of Mt. Hough 2194 Comment
  CHSC60266  Cheilanthes gracillima K. B. McShea 1992-3-12 1 Plumas Ca. 1.1 mi n of Jct of Hwy 70 and Citizens Utility Building. 0.25 mi n to Keddie Cascades. 914 Comment
  UCSB64025  Chenopodium simplex Ahart, Lowell 1974-7-30 Plumas About 100 yards west of Bunker Hill Creek, about 1/2 mile north of the Bunker Hill Mine, about 10 miles north-east of La Porte 1828 Comment
  CDA17255  Chimaphila menziesii G. F. Hrusa, S. Gaimari, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16282 Plumas Sierra Nevada; Butterfly Valley Botanical Area. Plumas National Forest. 1158 Comment
  CAS-BOT-BC451421  Chimaphila menziesii Mrs. A. L. Coombs 1955-6-1 s.n. Plumas Prattville Comment
  CAS-BOT-BC451423  Chimaphila menziesii Anna Head 1921-8-6 s.n. Plumas Feather River Region, near Gold Lake Camp Comment
  JEPS115093  Chimaphila umbellata Lowell Ahart, John Dittes 2009-7-14 16066 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
  CAS-BOT-BC452234  Chimaphila umbellata Anna Head 1921-8-1 s.n. Plumas On trail to marshes near Elwell Bowl, FEather River Region Comment
  NY42170  Chrysolepis sempervirens J. B. Walker 1994-8-3 874 Plumas On La Porte Rd, 15km S of junction with Hwy 70 1500 Comment
  RSA201324  Chrysolepis sempervirens J. T. Howell 1960-7-20 35783 Plumas Between boiling Springs Lake and Terminal Geyser. 1860 Comment
  UCD110124  Chrysolepis sempervirens Beecher Crampton 1964-8-26 7166 Plumas 5.2 miles n.w. of Chester, High Bridges Campground, Warner Creek. 1493 Comment
  SDSU307  Chrysopsis villosa var. hispida D. F Howe 1978-7-16 5080 Plumas Route 49, 3 miles north of Loyalton, Plumas Co. 1463 Comment
  RSA300576  Chrysothamnus nauseosus subsp. albicaulis John Dourley, Walter Wisura 1982-10-13 3862 Plumas 0.5 miles from Hwy. 89 along Gold Lake Road, S of Graegle Comment
  CAS-BOT-BC308934  Chrysothamnus viscidiflorus Greg Sommers 1976-8-4 216 Plumas Sierra Valley Marsh - Sierra Nevada 1524 Comment
  CAS-BOT-BC100819  Chrysothamnus viscidiflorus subsp. viscidiflorus John Thomas Howell 1959-9-24 34968 Plumas Sierra Valley near Beckwourth 1478 Comment
  CHSC36337  Cicuta douglasii M. S. Taylor 1982-6-28 4776 Plumas Emergent in Feather River, near jct of Calpine Rd and Hwy 70, ca. 1 mi sw of Beckworth. 1487 Comment
  CDA38301  Cicuta douglasii T. C. Fuller 1959-7-6 4300 Plumas Highway 89, 1.4 miles south of Crescent Mills. 0 Comment
  CHSC43558  Circaea alpina subsp. pacifica Lowell Ahart 1976-7-16 1175 Plumas Seep, about 1/2 mile east of Dogwood Creek, about 1 1/2 miles north-west of Fowler Peak, about 5 miles north-west of Little Grass Valley Reservoir. 1828 Comment
  CDA978  Circaea alpina subsp. pacifica D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-2 6 .283 Plumas Fern Gulch, E of Butterfly Valley, just S of Keddie. 0 Comment
  HSC93208  Circaea alpina subsp. pacifica Vernon H. Oswald, L. Ahart 1966-8-14 8152 Plumas High Sierra Nevada, NE of La Porte on the La Porte-Quincy Rd. 3.1 mi. N of the Rd. to Johnsville, 1 mi. S of the S fork of the Feather River 1921 Comment
  CHSC34911  Cirsium andersonii M. S. Taylor 1981-7-21 4095 Plumas Ca. 1/8 mi e of 25N18, ca. 1 mi se of Taylor Rock, ca. 7 air mi n of Spring Garden. 2011 Comment
  CHSC77191  Cirsium andersonii G. Schoolcraft 1997-8-6 Plumas S of Red Rock Lookout, Diamond Mtn. area. Roadside. 1965 Comment
  UC172011  Cirsium arvense H. M. Hall 1912-8-3 9378 Plumas Quincy Sierra Nevada 1066 Comment
  CAS-BOT-BC278027  Cirsium cymosum John Thomas Howell; R. C. Barneby 1954-5-14 29554 Plumas Dilleker [Delleker], just west of Portola 1469 Comment
  SEINET7451108 Image available Cirsium cymosum var. cymosum A. A. Heller, P. B. Kennedy 1907-7-18 8880 Plumas Grade between Beckwith and Red Clover valley Comment
  CAS-BOT-BC279951  Cirsium douglasii var. breweri John Thomas Howell 1960-7-24 35986 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  CAS-BOT-BC279953  Cirsium douglasii var. breweri John Thomas Howell 1960-7-24 35987 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  CHSC34932  Cirsium occidentale var. candidissimum M. S. Taylor 1981-7-27 4130 Plumas Between Drum and Notson Bridges, n side of Beckwourth-Genesee Rd, ca. 6 air mi e of Genesee. 1584 Comment
  SEINET13351414 Image available Cirsium ochrocentrum T. C. Fuller Unknown s.n. Plumas unknown Comment
  CAS-BOT-BC286363  Cirsium scariosum H. E. Brown 1897-8-1 623 Plumas Near Lassen Buttes 1828 Comment
  CAS-BOT-BC286444  Cirsium scariosum John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-25 54333 Plumas 2.8 miles north-northeast of Englemine on Diamond Mt. Road 1341 Comment
  CAS-BOT-BC286451  Cirsium scariosum John Thomas Howell 1960-7-24 35985 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  CAS-BOT-BC286453  Cirsium scariosum John Thomas Howell 1960-7-24 35982 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  JEPS113608  Cirsium scariosum Lowell Ahart, John Dittes 2007-6-16 14117 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
  UC194757  Cirsium scariosum A. A. Heller and P. B. Kennedy 1907-7-15 8855 Plumas near mouth Little Grizzly Creek (below Genesee) Comment
  CAS-BOT-BC286361  Cirsium scariosum John Thomas Howell 1951-6-29 27736 Plumas Near Spring Garden Comment
  OBI70535  Cirsium scariosum var. americanum B. Villegas 1999-7-8 Control 990111 Plumas Crystal Point, Frenchman's Lake, 13 mi NE of Chilcoot and hwy 70 Comment
  UC912469  Cirsium scariosum var. americanum Herbert L. Mason 1924-6-18 1048 Plumas bog n of Greneagle Comment
  CAS-BOT-BC228896  Cistanthe umbellata Alice Eastwood 1927-6-15 14624 Plumas United States Forest Reserve. On trail to Long Valley Comment
  UCD104798  Clarkia mildrediae subsp. lutescens L. P. Janeway 1994-7-8 4687 Plumas Hartman Bar Ridge. Slope N of Road 22N94, on south side of Franklin Hill. 1706 Comment
  JEPS109833  Clarkia mildrediae subsp. mildrediae Dean W. Taylor 2004-7-22 19206 Plumas Four Trees Road (Forest Road 23N00) ca. 1.8 mile West of Four Trees 1463 Comment
  LA40265  Clarkia mildrediae subsp. mildrediae June 1958 243- 57 4 Plumas Feather River and Shasta Lake Comment
  CAS-BOT-BC163859  Clarkia purpurea subsp. quadrivulnera John Thomas Howell; Gordon H. True 1967-7-9 43272 Plumas Meadow at Quincy 1036 Comment
  UC127442  Clarkia purpurea subsp. quadrivulnera A. A. Heller with P. B. Kennedy 1907-7-12 8827 Plumas between Taylorville and Crescent Mills Comment
  POM253258  Clarkia purpurea subsp. quadrivulnera A. A. Heller 1938-7-2 15234 Plumas Along the highway near the bridge over Indian Creek just north of Quincy 1098 Comment
  CDA14723  Clarkia rhomboidea G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-24 3249 Plumas 2.5 miles southeast of Mt Hough summit, 0.4 mile northwest of China Grade Road (to Taylorsville). 1798 Comment
  CHSC93156  Clarkia stellata L. P. Janeway 1995-7-11 4851 Plumas Northern High Sierra Nevada. Along west side of Road 24N12 (road to Smith Peak) 1.8 mi northwest of Hwy 70; about 4 mi west of Portola. 1554 Comment
  UC170920  Claytonia lanceolata H. M. Hall 1912-6-29 9292 Plumas Spanish Peak; Sierra Nevada Mountains 2133 Comment
  CAS-BOT-BC439879  Claytonia perfoliata John Thomas Howell 1978-4-19 52858 Plumas Eastern part of Quincy. 1036 Comment
  UC397354  Claytonia rubra subsp. rubra Mrs. Jos. Clemens 1920-3-18 Plumas Crescent Mills Comment
  SEINET5336427  Claytonia rubra subsp. rubra A. A. Heller, P. B. Kennedy 1907-7-11 8804 Plumas Prattville Comment
  CDA11853  Collinsia parviflora G. F. Hrusa, E. Sandoval 1993-5-3 11141 Plumas Vicinity; Snake Lake, south of Quincy. Comment
  CHSC46660  Collinsia parviflora Lowell Ahart 1989-7-2 6346 Plumas On the north-west side of Pilot Peak, about 10 miles north-east of La Porte. 2194 Comment
  CHSC60493  Collinsia parviflora L. P. Janeway 1992-5-6 4157 Plumas Plumas National Forest. About 4 mi southwest of Portola; west side of Claireville Flat between Middle Fork Feather River and Hwy 70. 1482 Comment
  HSC20613  Collinsia parviflora R. J. Vernimen 1963-5-4 48 Plumas 7 mi. S of Lake Almanor on Hwy. 89 1372 Comment
  CDA9309  Collinsia tinctoria D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-2 6 .258 Plumas Along road at base of cliff about 15 miles E of Oroville. Mark 83. Comment
  JEPS113465  Collinsia torreyi var. wrightii Lowell Ahart, John Dittes, Josephine Guardino 2007-6-8 14006 Plumas Around trees, east side of an open rocky flat, 50 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis 1965 Comment
  CHSC44973  Collomia K. R. Stern 1985-6-25 8230 Plumas Vicinity of Blairsden. Comment
  JEPS28621  Collomia grandiflora George W. Gillett 1957-7-18 807 Plumas moist soil near trail on ne side Boiling Springs Lake; Lassen Volcanic National Park 1813 Comment
  UC1583995  Collomia heterophylla G. Schoolcraft 1990-5-9 2022 Plumas about 1 mi w Crescent Mills 1493 Comment
  POM75625  Collomia linearis Marcus E. Jones 1897-7-2 10194 Plumas Near Pratville at Clear Creek 1524 Comment
  CDA19236  Collomia tinctoria G. D. Barbe, T. C. Fuller 1982-6-17 3828 Plumas Plumas National Forest; South shore of Frenchman Reservoir (Lake), 0.4 mi E of Frenchman Dam. 1706 Comment
  UC1586412  Collomia tinctoria Vernon H. Oswald and Lowell Ahart 1991-6-18 4683 Plumas Forest Road 28N38 3.4 mi nne County Road 201 (Old Haun Road) (ca 4 mi (air) n of Greenville) 1609 Comment
  CHSC54414  Comarum palustre Vernon H. Oswald 1991-7-17 4748 Plumas Lassen Volcanic National Park. Little Willow Lake located on the south border of the park, ca. 2.5 miles (air) south-southeast of Drakesbad. 1828 Comment
  JEPS123948  Comarum palustre Lowell Ahart, John Dittes, Josephine Guardino, Steve Green 2015-7-31 20425 Plumas On the west side of Duck Lake (near Blue Lake), 1,180 feet north of Forest Service Road 29N18, 3.19 air miles west-southwest of Sifford Mt., 6.41 air miles south-southeast of Lassen Peak. Comment
  RSA101458  Corallorhiza maculata R. Weatherby 1955-7-2 1580 Plumas Wilcox Valley 1921 Comment
  SEINET10470001  Corallorhiza maculata Mary Susan Taylor 1982-7-14 Taylor 4828 Plumas T26N R9E se/nw sec 29. Greenville SW quad. N side of Bellas Flat Rd (26N19), near Monitor Mine, in Soda Creek drainage, ca. 6 mi nne of Twain. Mixed Evergreen Forest; 5000 ft. 1524 Comment
  UC1778608  Corallorhiza striata G. Douglas Barbe, T. C. Fuller 1982-7-16 3781 Plumas Lava cap ridge 1.5 miles west of Wheeler Peak and 1 mile south of Beardsley Mine on forest road 3.8 mile south of Green Flat, Plumas National Forest. Near the road west of Cupressus bakeri, Plumas National Forest. 1981 Comment
  JEPS115163  Cordylanthus tenuis subsp. tenuis Lowell Ahart, John Dittes 2009-7-15 16089 Plumas On dry rocky soil, open forest, on the northwest side of Forest Service Road 26N671, northeast of Forest Service Road 26N67, about 2.8 miles (air) southeast of Butt Valley Reservoir Dam 1702 Comment
  CHSC101998  Cordylanthus tenuis subsp. viscidus L. P. Janeway; B. Castro 2009-8-29 9948 Plumas Northern High Sierra Nevada. At eastern end of Red Mountain, 0.6 km south of the Buckhorn survey monument; at junction of Road 23N69 and Road 23N36Y (to Martin Mine). 1881 Comment
  RSA82061  Cordylanthus tenuis subsp. viscidus F. W. Peirson 1926-6-22 6807 Plumas Drakesbad, in vicinity of Boiling Lake, Lassen National Park. Comment
  CAS-BOT-BC209722  Cornus John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-26 54363 Plumas 0.75 miles northeast of Bucks Summit on road to Quincy 1600 Comment
  RSA563256  Cornus nuttallii Walter Knight, Irja Knight, John Thomas Howell, B. K. Knight 1966-7-26 1569 Plumas Fern Glen. 1113 Comment
  SEINET3161702  Cornus nuttallii E. K. Balls 1950-9-5 15677 Plumas main trail Thompson Creek, off La Porte road, off Hwy 24, E of Quincy 1524 Comment
  UC1122790  Cornus nuttallii E. Nourse 1934-9-4 20 Plumas 3/4 mi. s. & 1 mi. w. Quincy; Plumas Nat'l Forest, Downieville Quad. Comment
  SBBG133125  Cornus nuttallii B. C. Templeton 1968-1 11286 Plumas unknown Comment
  CAS-BOT-BC210317  Cornus sericea Mrs. E. C. Sutliffe 1920-9-1 s.n. Plumas Salmon Lake Comment
  SEINET3478225  Cornus sericea subsp. sericea G. Douglas Barbe, Thomas C. Fuller, J. T. Howell 1991-6-25 3279 Plumas East of Taylorsville, East of Taylorsville, 0.7 miles south of Arlington Road (Main Street), on Beckworth-Greenville Road 1110 Comment
  JEPS108581  Cornus sessilis L. P. Janeway 2005-9-4 8537 Plumas Northern High Sierra Nevada. Rock Creek at crossing of Road 24N04 ''Rock Creek Crossing.'' Along borders of bouldery streambed 1204 Comment
  RSA500442  Corydalis caseana Vernon H. Oswald, W. Dempsey 1989-8-24 3969 Plumas Big Springs in Humbug Valley, ca. 13 miles (air) south of Chester Comment
  SEINET5339233  Corydalis caseana M. J. Williams 1966-7-11 s.n. Plumas Jamison Creek above Johnsville. 1829 Comment
  CAS-BOT-BC401867  Corydalis caseana subsp. caseana Lloyd W. Swift 1930-8-16 36 Plumas Plumas National Forest. Emigrant Creek, Grizzly Valley 1828 Comment
  JEPS48599  Corydalis caseana subsp. caseana Esther C. Fritz 1933-7-4 Plumas in and along Schneider Creek Schneider Creek 1188 Comment
  UC1135190  Corylus californica G. T. Nordstrom 1934-7-11 216 Plumas Plumas National Forest, Lower Bucks Lake Lower Bucks Lake; Plumas National Forest, Lower Bucks Lake 1554 Comment
  CAS-BOT-BC290327  Crepis John Thomas Howell 1962-6-17 37726 Plumas Portola 1463 Comment
  CAS-BOT-BC290330  Crepis John Thomas Howell 1962-6-17 37728 Plumas Portola 1463 Comment
  CAS-BOT-BC291559  Crepis intermedia Lewis S. Rose 1969-6-24 69047 Plumas Butterfly Creek and Spanish Creek 853 Comment
  RSA726369  Crepis intermedia L. Ahart, John Dittes, Josephine Guardino 2007-6-8 13988 Plumas East side of an open rocky flat, 50 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis. 1966 Comment
  POM17470  Crepis intermedia Mary E. P. Ames 1891-06 s.n. Plumas Taylorsville, Indian Valley; American River Hills, near Auburn Comment
  SEINET7837078 Image available Crepis intermedia A. A. Heller, P. B. Kennedy 1907-7-11 8802 Plumas Prattville Comment
  UC346557  Crepis intermedia E. B. Babcock 1928-6-15 160 Plumas nr. hwy about 200 yd above Spring Garden P.O. Comment
  CAS-BOT-BC376492  Crepis occidentalis subsp. conjuncta John Thomas Howell 1951-6-27 27633 Plumas Jamison Creek 1828 Comment
  RSA88087  Crepis occidentalis subsp. conjuncta J. T. Howell 1951-6-27 27633 Plumas Jamison Creek 1829 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
  CHSC79671  Crepis pleurocarpa G. F. Hrusa; T. D. Wilfred 1996-8-1 13414 Plumas Northern California, Sierra Nevada. ~ 1/4 mi. S of intersection of USFS 24N42 and 24N66, approx. 1 mi. S of Brady's Camp, Plumas National Forest. [Original lat./long. on label is '39 55 N; 120 44 W']. 1950 Comment
  RSA107479  Crepis pleurocarpa L. S. Rose 1955-7-20 55156 Plumas Mohawk 1372 Comment
  JEPS102608  Crypsis alopecuroides Lowell Ahart 2001-10-16 9377 Plumas On the NW side of Round Valley Reservoir, just below the road, about 2 1/2 miles SW of Greenville. 1363 Comment
  JEPS113927  Crypsis alopecuroides W. and N. Harnach 2000-8-2 965 Plumas Sierra Valley 1.5 miles south of Highway 70 on A-23, 0.25 miles east of A-23. South of Beckwourth, CA (Sierra Valley Farms) Comment
  UCD59815  Crypsis schoenoides John Thomas Howell 1959-9-26 35068 Plumas Feather River Canyon. Ca. 1.5 miles west of Belden. 682 Comment
  CHSC82561  Cryptantha affinis Lowell Ahart 2002-7-18 9870 Plumas Near a small meadow, on the north 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
  SJSU11365  Cryptantha affinis J. W. Tilden 1958-6-29 1300 Plumas SW shore, Lake Almanor 1828 Comment
  UCD23261  Cryptantha affinis W. R. Powell 1968-7-2 1594 Plumas 3 miles NNE of La Porte, along road around SE side of Little Grass Valley Res. 1554 Comment
  CDA32015  Cryptantha torreyana L. Ahart, J. Dittes, J. Guardino 2009-7-29 16223 Plumas Below the high water line of Lake Almanor, 1,849 feet northwest of Lake Almanor Dam. Comment
  CHSC41893  Cryptantha torreyana Lowell Ahart 1986-7-25 5372 Plumas Along Cleghorn Bar Road, about 1 1/2 miles west of Finger Board, about 4 miles north-west of Pilot Peak. 1828 Comment
  CHSC96850  Cryptantha torreyana Lowell Ahart; John Dittes, Josephine Guardino 2007-6-9 14047 Plumas East side of an open rocky flat, under pine trees, about 150 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis. 1965 Comment
  POM72223  Cryptantha torreyana Marcus E. Jones 1897-7-3 6866 Plumas Prattville. 1372 Comment
  UC1950152  Cryptantha torreyana Barbara Ertter 1988-7-25 7846 Plumas Diamond Mts ca 12 airmiles SSW of Susanville, Snoring Springs 1/2 mi N of Diamond Mt-Greenville-Red Rock jct Comment
  CHSC113884  Cryptantha torreyana var. torreyana Lowell Ahart 2014-8-26 19798 Plumas In the center of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. 1533 Comment
  UC1874975  Cryptogramma acrostichoides Ruth Kirkpatrick 2001-7-18 1072 Plumas Eureka Peak 2011 Comment
  UC123025  Cryptogramma cascadensis R. M. Austin July 1876 318 Plumas Spanish Peak Comment
  CAS-BOT-BC80527  Cupressus bakeri C. R. Quick; H. F. Wilcox 1962-10-1 62 -1 Plumas 1-1/2 miles west 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
  CHSC75493  Cuscuta californica G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-26 3376 Plumas Southern end of Walker Plains, 0.4 mile northwest of Buckeye. 1524 Comment
  CHSC101913  Cuscuta californica var. papillosa Lowell Ahart; John Dittes 2009-7-14 16072 Plumas North of Forest Service Road 26N92, about 1.9 miles (air) southeast of Seneca, about 6 miles (air) south of Lake Almanor Reservoir Dam. 1677 Comment
  CHSC21125  Cycladenia humilis var. humilis F. T. Griggs; A. Pass 1975-7-2 26 Plumas Bucks Lake. East of road. Comment
  CHSC45880  Cymopterus terebinthinus var. californicus Lowell Ahart 1981-7-21 2957 Plumas In open areas on the Buzzards Roost Ridge, about 1/4 mile east of Qunicy La Porte Road, about 1 1/4 miles north of Pilot Peak. 1828 Comment
  JEPS102381  Cynoglossum officinale Lowell Ahart 2001-7-17 8910 Plumas about 2 1/2 air mi N of Humboldt Summit (E of a small branch of Butt Creek, sides of a poor logging road) 1828 Comment
  CHSC59832  Cyperus squarrosus L. P. Janeway 1992-9-10 4306 Plumas Plumas National Forest. Sandy edge of Middle Fork Feather River 1.5 mi west of Beckwourth. 1481 Comment
  CAS-BOT-BC114129  Cyperus squarrosus Doris K. Kildale 1926-9-11 2780 Plumas Creek near Chester. Comment
  UC698534  Cyperus squarrosus Dorothy E. Beetle 1941-6-28 58 Plumas n.w. corner Lake Almanor 975 Comment
  CAS-BOT-BC133732  Cypripedium californicum M. S. Taylor 1982-6-14 4668 Plumas Field redacted by CAS, contact the data manager for more information 853 Comment
  RSA508639  Cypripedium californicum Mrs. R. M. Austin 1880-7-21 s.n. Plumas Mount Dyer 1829 Comment
  CAS-BOT-BC70667  Cystopteris fragilis Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1458 Plumas Near bed of Spanish Creek adjacent to confluence of Butterfly Creek 883 Comment
  CAS-BOT-BC70670  Cystopteris fragilis John Thomas Howell; Gordon H. True 1969-6-23 45831 Plumas Middle Fork of Feather River at Nelson Point 1249 Comment
  CAS-BOT-BC70671  Cystopteris fragilis John Thomas Howell; Gordon H. True; Walter Knight; Irja Knight 1967-7-10 2214 Plumas Mouth of Butterfly Creek 883 Comment
  CHSC21112  Cystopteris fragilis F. T. Griggs; A. Pass 1975-7-1 14 Plumas East of Grizzly Creek. Comment
  CHSC44604  Cystopteris fragilis Vernon Oswald 1983-8-17 1002 Plumas Pacific Crest Trail ca. 2500 ft e of Humboldt Summit. 2011 Comment
  JEPS104156  Cystopteris fragilis Lowell Ahart 2003-10-17 10643 Plumas Cliffs ne of Humboldt Peak, ca 3/4 mi e of Humboldt Summit, ca 8 mi (air) ne of Butte Meadows. 2103 Comment
  RSA212130  Cystopteris fragilis L. S. Rose 1969-6-23 69046 Plumas 10 mi SW of Quincy; La Porte Road 1250 Comment
  CHSC82442  Dactylis glomerata Lowell Ahart; John Dittes, Josephine Guardino 2002-7-2 9831 Plumas On the north side of Forest Road 22N94, about 50 yards west of Forest Road 22N94E, on Hartman Bar Ridge, about 1 mile (air) southwest of Franklin Hill, about 4 1/2 miles (air) northwest of Tamarack Flat, about 9 miles (air) northwest of La Porte. 1583 Comment
  CAS-BOT-BC186625  Danthonia californica Walter Knight; Irja Knight 1966-6-19 1627 Plumas In area north of Pond Reservoir. Butterfly Botanical Area and Vicinity 1097 Comment
  CAS-BOT-BC189670  Danthonia californica John Thomas Howell 1973-7-10 49753 Plumas Sierra Nevada. Near Greenville. 1097 Comment
  RSA795728  Danthonia californica var. americana L. Ahart, John Dittes, Josephine Guardino 2009-7-22 16159 Plumas Meadow on the west 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
  UCD61021  Danthonia californica var. americana G. L. Stebbins Jr. 1939-7-6 2895 Plumas 1.7 miles east of Meadow Valley on road to Quincy. 1097 Comment
  CHSC53313  Danthonia unispicata L. P. Janeway 1989-6-16 3332 Plumas Plumas National Forest. NE slopes of Crocker Mtn facing Red Clover Valley. 1828 Comment
  UCD61298  Danthonia unispicata A. A. Heller; P. B. Kennedy 1907-7-5 8705 Plumas Hills above Red Clover Valley. Comment
  CDA25338  Darlingtonia californica G. D. Barbe 1977-8-16 2328 Plumas 0.6 mile west of road to Twain, 0.6 mile west of end of pavement; Butterfly Valley. 0 Comment
  OBI70660  Darlingtonia californica Louis C. Wheeler 1959-7-16 7574 Plumas Butterfly Valley Comment
  RSA84913  Darlingtonia californica Marie Lanfear 1928-6-12 s.n. Plumas Butterfly Valley, near Quincy Comment
  UC115308  Darlingtonia californica Mrs. R. M. Austin 1874-5 306 Plumas Cold Springs Butterfly Valley Comment
  UCD119062  Darlingtonia californica Dean Dubbe 1974-4-27 s.n. Plumas Butterfly Valley, ca. 6 miles NNW of Quincy. Comment
  CAS-BOT-BC420648  Darmera peltata Clare B. Hardham 1961-6-15 7431 Plumas Junction of Indian Creek with Feather RIver. North of Quincy. Comment
  SEINET10536228  Delphinium Mary Susan Taylor 1982-5-14 Taylor 4444 Plumas T23N R13E sw/se sec 10. Blairsden quad. Sagebrush Scrub over rocky volcanics, along Turner Springs Rd, just s of its jct with Hwy 114, ca. 2 air mi sw of Portola. 5000 ft. 1524 Comment
  CAS-BOT-BC8917  Delphinium depauperatum Alice Eastwood 1927-6-11 14474 Plumas United States Forest Reserve, Forest Lodge Greenville Comment
  JEPS87746  Delphinium gracilentum Lowell Ahart 1994-6-15 7336 Plumas near intersection of Lumpkin Ridge Rd and rd to Tamarack Flat (about 200 yds e of a logging road, about 1 air mi w of Little Grass Valley Reservoir) 1767 Comment
  SBBG2173  Delphinium nudicaule H. and M. Dearing 1939-5-9 3321 Plumas near Quincy Comment
  UCR115328  Delphinium nudicaule G. D. Barbe, T. C. Fuller 1982-7-15 3739 Plumas Sierra Nevada Mtns, Plumas National Forest, 2.1 mi NE of junction with road to Red Hill Summit 1524 Comment
  CDA18728  Delphinium nudicaule G. D. Barbe, T. C Fuller 1982-7-15 3739 Plumas Plumas National Forest; 2.1 miles NE of junction with road to Red Hill Summit 1524 Comment
  CAS-BOT-BC116096  Delphinium nuttallianum Anna Head 1920-7-1 s.n. Plumas Gravelly flats near Gold Lake, Feather River Region 1828 Comment
  CAS-BOT-BC116128  Delphinium nuttallianum Clare Butterworth Hardham 1961-6-16 7476 Plumas Diamond Peak Comment
  CDA14684  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
  JEPS23487  Delphinium nuttallianum Esther C. Fritz 1933-7-25 Plumas in meadow on slopes Spanish Peak 2133 Comment
  RSA232646  Delphinium nuttallianum Larry E. DeBuhr, Gary D. Wallace 1972-5-21 588 Plumas Plumas National Forest, Butterfly Valley, 1 mile SW of Keddie, along forest road 25N12 at jct with Blackhawk Creek. Comment
  UC570173  Delphinium nuttallianum E. Sawyer 1935-5-23 47 Plumas 3.5 mi e Hawks; Sierraville Quadrangle 1615 Comment
  CAS-BOT-BC116098  Delphinium nuttallianum D. E. Breedlove 1962-6-12 3440 Plumas Along State Highway 36, 6.9 miles west of Chester; Sierra Nevada 1524 Comment
  CAS-BOT-BC116126  Delphinium nuttallianum Clare Butterworth Hardham 1961-6-16 7474 Plumas Diamond Peak. Edge of woods near tree line. Comment
  UCD13270  Delphinium nuttallianum Dean Dubbe 1974-5-18 14- 7 Plumas Plumas CO. Butterfly Valley, 6 miles northwest of Quincy, off of Hwy 89. Elevation 3600 feet. 1097 Comment
  CHSC91595  Deschampsia cespitosa G. F. Hrusa; S. Gamairi, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16279 Plumas Northern Sierra Nevada. Butterfly Valley Botanical Area. 1158 Comment
  POM180943  Deschampsia cespitosa A. A. Heller, P. B. Kennedy 1907-7-9 s.n. Plumas Prattville Comment
  CHSC58051  Deschampsia danthonioides Vernon H. Oswald; Lowell Ahart 1992-6-2 4977 Plumas Lassen Volcanic National Park. Quarter section of land at the W end of Forest Rd. 29N75 on Kelly Mtn., ca. 0.75 mi (air) WSW of Kelly Camp in Warner Valley. 1767 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
  POM198335  Deschampsia danthonioides H. S. Yates 1913-6-24 s.n. Plumas Massack Comment
  SEINET3927726  Deschampsia danthonioides Lewis S. Rose 1954-5-30 54064 Plumas Johnsville.; 0 1600 Comment
  UCD61399  Deschampsia danthonioides G. L. Stebbins Jr. 1939-7-6 2896 Plumas 1.7 miles east of Meadow Valley on road to Quincy. 1097 Comment
  UCD63279  Deschampsia danthonioides G. Douglas Barbe; T. C. Fuller 1982-6-17 3848 Plumas East shore Frenchman Lake; Crystal Fishing Access. 1706 Comment
  UCR66616  Deschampsia danthonioides A. A. Beetle 1941-6-28 2767 Plumas Northern Sierra Nevada, west side of Lake Almanor 1829 Comment
  CAS-BOT-BC201895  Deschampsia elongata L. P. Janeway 1992-7-1 4245 Plumas North side of Middle Fork Feather River along drainage of Bonta Creek 1310 Comment
  HSC100813  Deschampsia elongata Lowell Ahart 2008-9-10 15369 Plumas Bottom of East Branch Creek, E side of Quincy La Porte Rd., 1 3/4 air mi. S of Little Grass Valley Reservoir, 1 mi. NE of La Porte. 1594 Comment
  JEPS115946  Deschampsia elongata Lowell Ahart, John Dittes 2009-7-15 16091 Plumas On dry rocky soil, along 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
  UCD63490  Deschampsia elongata G. L. Stebbins Jr. 1939-7-6 2897 Plumas 1.7 miles east of Meadow Valley on road to Quincy. 1097 Comment
  CHSC41380  Descurainia incana Lowell Ahart 1986-7-1 5331 Plumas On a gravel bar along Bunker Hill Creek, at the Bunker Hill Mine, about 11 miles north-east of La Porte. 1889 Comment
  SEINET10448461  Descurainia richardsonii subsp. viscosa Mary Susan Taylor 1982-5-19 Taylor 4480 Plumas T23N R14E se/se sec 29. Portola quad. Ridgetop, sagebrush scrub & sandy soils, Ramelli Ranch, on ridge 1.5 mi e of Portola. 5760 ft. 1756 Comment
  CAS-BOT-BC43503  Descurainia sophia John Thomas Howell 1955-7-19 30787 Plumas Sierra Nevada. Vinton. 1505 Comment
  CHSC21103  Dicentra formosa F. T. Griggs; A. Pass 1975-7-1 8 Plumas East of Grizzly Creek. Comment
  UC1586059  Dichelostemma congestum Barbara Ertter 1989-7-4 8692 Plumas Coyote Flat w of Lake Almanor (4.2 mi w of Hwy. 89 jct. with Hwy. 36); Coyote Flat 1524 Comment
  SEINET8476711  Dichelostemma congestum A. A. Heller, B. B. Kennedy 1907-7-8 8768 Plumas Near Greenville. Comment
  JEPS113539  Dieteria canescens var. canescens Lowell Ahart, Josephine Guardino 2007-7-21 14379 Plumas Around pine trees, about 100 yards northeast of the bridge, about 80 yards east of the intersection, on the north side of the Beckwourth Taylorsville Road, about 2 1/2 miles (air) northwest of the most northwest part of Lake Davis 1793 Comment
  SJSU13906  Dieteria canescens var. canescens N. A. Hopkins 1986-6-24 1371 Plumas lower end of Red Clover Valley, 8 miles N of Beckwourth on Beckwourth-Genesee Road 1524 Comment
  UC569697  Dieteria canescens var. canescens C. W. Hanks 1934-8-30 61 Plumas 0.75 mi s Bald Peak; Sierraville Quad. 1676 Comment
  CAS-BOT-BC290981  Dieteria canescens var. shastensis Carl B. Wolf 1937-9-5 9291 Plumas Northern Sierra Nevada, Lake Almanor to Westwood at Lassen Co. line 1463 Comment
  CAS-BOT-BC290983  Dieteria canescens var. shastensis M. S. Taylor 1982-6-28 4782 Plumas Ramelli Ranch, at gate on Calpine Rd, ca. 1/4 mi s of Hwy 70, ca. 1 mi sw of Beckwourth 1487 Comment
  CAS-BOT-BC150481  Diplacus grandiflorus Anna Head 1920-6-8 s.n. Plumas Camp Rodgers, Feather River region 701 Comment
  CAS-BOT-BC150483  Diplacus grandiflorus F. W. Pennell; A. A. Heller 1940-6-5 25687 Plumas Route 24, along Feather River, below Belden 487 Comment
  CHSC43150  Diplacus mephiticus Vernon Oswald 1985-7-24 1912 Plumas Besides the road just s of North Valley Creek, ca. 2.2 air mi ene of Ramsey Bar. 1310 Comment
  CHSC97511  Diplacus mephiticus Lowell Ahart; John Dittes 2007-6-16 14140 Plumas West of a small stream, about 200 yards south of County Road 111 (Beckwourth Genesee Road), 20 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1647 Comment
  CAS-BOT-BC151696  Diplacus torreyi A. A. Heller; B. B. Kennedy 1907-7-11 8819 Plumas Prattville Comment
  CAS-BOT-BC151687  Diplacus torreyi Hans Leschke; Gillett 1957-7-13 s.n. Plumas Betw. Devil's Kitchen and Bench Lake - Lassen Volcanic National Park Comment
  CAS-BOT-BC151698  Diplacus torreyi Roxana S. Ferris; Laura Lorraine 1941-8-9 10436 Plumas About 2 1/2 miles from Lake Almanor Public Camp, State Highway #89 on road to Chester Comment
  CHSC21082  Disporum hookeri F. T. Griggs; A. Pass 1975-7-2 51 Plumas Buck's Lake Forest Service Survey. Comment
  SD7178  Disporum trachyandrum Mrs. R. M. Austin 1879-1 Plumas Big Meadows. Comment
  UC614875  Downingia bacigalupii Beryl O. Schreiber 1932-7-19 462 Plumas near Prattville Comment
  SD87811  Downingia bacigalupii Frank W. Peirson 1926-6-21 6802 Plumas Near Lake Almanor. Comment
  UC726431  Downingia bacigalupii A. A. Heller 1941-7-29 16268 Plumas 7 mi s Chester (near State Highway 36) Comment
  SEINET10497032  Draperia systyla Mary Susan Taylor 1974-5-18 Taylor 250 Plumas Vicinity of Tobin and Butterfly Valley, Hwy 70. Comment
  UC608847  Drosera rotundifolia Beryl O. Schreiber 1938-7-10 2532 Plumas near Meadow Valley (stagnant pond); Plumas National Forest, Bidwell Bar Quadrangle, Grub Flat 1066 Comment
  CAS-BOT-BC159672  Drymocallis glandulosa Gordon H. True; John Thomas Howell; Walter Knight; Irja Knight 1967-7-12 2142 Plumas Pond reservoir, Butterfly Botanical Area and vicinity 1127 Comment
  CAS-BOT-BC159674  Drymocallis glandulosa John Thomas Howell 1976-7-16 51923 Plumas Just east of Bucks Summit on road to Meadow Valley - Sierra Nevada 1645 Comment
  HSC18761  Drymocallis glandulosa W. R. Rogers 1966-8-3 216 Plumas 1677 Comment
  JEPS115702  Drymocallis glandulosa var. glandulosa Lowell Ahart, John Dittes, Josephine Guardino 2009-6-14 15864 -B Plumas North of cut bank of Forest Road 27N01Y, about 1.3 miles (air) west of Lake Almanor Dam 1462 Comment
  CAS-BOT-BC143433  Drymocallis lactea John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-26 54395 Plumas 0.3 miles southwest of Bucks Summit on road to Bucks Lake 1645 Comment
  CHSC42045  Drymocallis lactea var. austiniae Lowell Ahart 1986-7-8 5350 Plumas About 1 mile north-west of Pilot Peak, about 14 miles north-east of La Porte. 1981 Comment
  UC1564757  Dulichium arundinaceum V. Oswald, L. Ahart and L. Hanson 1989-7-31 3901 Plumas 6.5 air mi n of La Porte (0.5 air mi w of Fowler Peak, at headwaters of Fowler (Slate) Creek); Fowler Creek 1670 Comment
  RSA59674  Dulichium arundinaceum E. K. Balls 1950-9-9 15742 Plumas South end of small lake, to west of Lakes Center Public Campground. 2043 Comment
  CHSC94665  Dysphania botrys Lowell Ahart 2006-10-8 13412 Plumas On the east bank of Chips Creek, southeast of the bridge on Highway 70, on the north side of the North Fork of the Feather river, about 1 1/4 miles southwest of Belden. 715 Comment
  CHSC113639  Dysphania pumilio Lowell Ahart 2014-8-31 19826 Plumas South of an unnamed drainage, on the west side of Black Rock Creek, about 200 yards southwest of the foot bridge across Black Rock Creek, about 200 yards southwest of the Black Rock, Little Grass Valley Reservoir, about 4 1/2 miles (air) northwest of La Porte. 1536 Comment
  CAS-BOT-BC197074  Echinochloa crus-galli John Thomas Howell 1959-9-24 34925 A Plumas Junction of Indian and Spanish creeks 914 Comment
  CHSC81848  Echinochloa crus-galli Lowell Ahart 2001-10-16 9380 Plumas On the southwest side of Round Valley Reservoir, about 2 1/2 miles southwest of Greenville. 1363 Comment
  JEPS120773  Elatine Lowell Ahart 2013-9-11 19023 -A-L Plumas Strand of Antelope Lake, where Boulder Creek enters the lake, about 15 air miles NE of Taylorsville. Comment
  UC1101543  Elatine brachysperma Malcolm A. Nobs and S. Galen Smith 1949-8-18 1348 Plumas s end Lake Almanor Comment
  CHSC81169  Eleocharis acicularis Lowell Ahart 2001-8-29 9230 Plumas On the bottom of Little Last Chance Creek, on the strand of Frenchman Lake. 1700 Comment
  CAS-BOT-BC113509  Eleocharis bella John Thomas Howell 1960-7-19 35706 Plumas Wet meadow, Drakesbad. 1828 Comment
  CAS-BOT-BC113541  Eleocharis bella E. K. Balls 1950-8-31 15548 Plumas Spanish creek off Hwy 24, just N of Quincy. 1066 Comment
  CHSC90303  Eleocharis bella L. P. Janeway 1994-8-24 4745 Plumas Northern High Sierra Nevada. Along small creeklet about 500 ft south of Meadow Valley Creek between Little Schneider Creek and Rock Creek. 1127 Comment
  CAS-BOT-BC494111  Eleocharis bella W. Harnach; N. Harnach 2000-8-2 967 Plumas Sierra Valley. 1.5 mi S of Hwy 70 on A-23, 0.25 mi E of A-23. South of Beckwourth (Sierra Valley Farms) 1487 Comment
  CAS-BOT-BC113389  Eleocharis engelmannii Lowell Ahart 1981-9-6 3101 Plumas 1 1/2 mi SW of Crescent Mills. 1200 Comment
  CDA33184  Eleocharis engelmannii L. P. Janeway 2001-7-25 7388 Plumas High Cascade Range; Southwest side of Lake Almanor, below high water line, about 100 meters out; near Highway 89 2.3 km north-northwest of Almanor West Road. Comment
  CHSC32854  Eleocharis engelmannii L. Ahart 1980-10-6 2677 Plumas On the floor of a hydraulic mine, ca. 1 mi s of La Porte. 1600 Comment
  CAS-BOT-BC112917  Eleocharis macrostachya John Thomas Howell 1926-7-26 2133 Plumas Near Prattville 1371 Comment
  CHSC53555  Eleocharis macrostachya Linnea Hanson 1990-6-15 Plumas Plumas National Forest. Along Greenhorn Cr; ca 1.5 mi on Chandler Rd from jct with Hwy 70 1.5 mi E of Quincy. 1043 Comment
  JEPS102741  Eleocharis parishii Lowell Ahart and Vernon H. Oswald 2001-7-11 8890 Plumas Meadow, on the east side of the dirt road, about 1/4 mile NW of Hauns Meadow and Hauns Creek, about 3 miles (air) east of Lake Almanor, about 5 miles (air) NW of Greenville. 1447 Comment
  CHSC116385  Eleocharis parishii Sara M. Taylor; Scott Batiuk 2012-8-1 61 Plumas Plumas National Forest. Jacks Meadow. From Quincy head west on Bucks Lake Rd, right onto Silver Lake Rd (24N29X). Go until 1 km south of Silver Lake, on left is drainage (Jack's Creek). Park and hike along drainage for ~700 m. UTM zone 10, 4423723N, 659538E. 1676 Comment
  CHSC78205  Eleocharis quinqueflora Lowell Ahart 2000-5-21 8384 Plumas About 200 feet northwest of the pond, Butterfly Valley, about 5 miles (air) northwest of Quincy. 1005 Comment
  CAS-BOT-BC112059  Eleocharis quinqueflora John Thomas Howell; Harvey Keith Wagnon 1980-5-27 53613 Plumas 1 mile west of Almanor 1386 Comment
  CHSC54498  Eleocharis suksdorfiana Vernon H. Oswald; Lowell Ahart 1991-7-30 4793 Plumas Big Springs on the west side of Humbug Valley, ca. 6 miles (air) east-northeast of Humbug Summit, ca. 12 miles (air) south of Chester. 1310 Comment
  CHSC110759  Eleocharis torticulmis Dean Wm. Taylor 2011-8-1 21135 Plumas The Sierra Nevada. Butterfly Valley (Butterfly Valley Botanical Area, 2 air miles SW of Keddie). 1173 Comment
  SEINET4889477  Elodea canadensis W. Harnach, N. Harnach 2000-8-2 966 Plumas Sierra Valley, 1.5 miles south of Hwy 70 on A-23, .25 miles east of A-23, south of Beckwourth (Sierra Valley Farms) 1487 Comment
  CHSC21817  Elymus F. T. Griggs; A. Pass 1975-7-12 177 Plumas Bucks Lake. Comment
  CHSC36340  Elymus caput-medusae M. S. Taylor 1982-6-28 4774 Plumas Ramelli Ranch, between Calpine Rd (109) and cow pasture, in drainages, ca. 1 mi w of Beckwourth. 1487 Comment
  SD149203  Elymus cinereus Fred Sommers, Greg Sommers 1976-7-20 153 Plumas Sierra Valley Marsh, in ungrazed fields on south side of Marble Lane 1487 Comment
  SEINET10558291  Elymus cinereus Frederick J. Hermann 1955-7-27 Hermann 11944 Plumas Sage brush - rabbit brush plain along highway, 3 1/2 miles S. Vinton. Comment
  CAS-BOT-BC227604  Elymus elymoides John Thomas Howell 1951-6-28 s.n. Plumas Eureka Lake 1889 Comment
  CAS-BOT-BC227729  Elymus elymoides John Thomas Howell 1961-6-21 36627 Plumas Greenville 1097 Comment
  JEPS106234  Elymus elymoides subsp. californicus Lowell Ahart, John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11162 Plumas Around a small meadow, on the north side of a forest road, about 1/4 mile north of Taylor rock, about 1 mile (air) southwest of Grizzly Peak, about 5 miles (air) south of Taylorsville, about 8 miles (air) northeast of Quincy 2139 Comment
  SJSU7491  Elymus glaucus Lewis S. Rose 1968-6-10 68089 Plumas Quincy Meadow 1036 Comment
  UC1024640  Elymus glaucus Leo Whitney 1934-8-10 2219 Plumas ca 9 mi nw Portola (nw end of valley); Plumas National Forest, Big Grizzley Valley, Freeman Creek 1828 Comment
  UCD61861  Elymus glaucus John Thomas Howell 1960-7-18 35608 Plumas Lassen Volcanic National Park. Drakesbad. 1676 Comment
  CAS-BOT-BC206516  Elymus glaucus subsp. glaucus John Thomas Howell; Gordon H. True 1967-7-9 43256 Plumas North Fork of Feather River 4.3 miles southwest of Caribou - Sierra Nevada 792 Comment
  CAS-BOT-BC206518  Elymus glaucus subsp. glaucus John Thomas Howell 1959-9-26 35054 Plumas Near Virgilia - Sierra Nevada 841 Comment
  CAS-BOT-BC206506  Elymus glaucus subsp. glaucus John Thomas Howell 1960-7-18 35598 Plumas Drakesbad, meadow near bath house - Lassen Volcanic National Park 1828 Comment
  POM359953  Elymus multisetus Alice S. Mulford 1944-8-12 s.n. Plumas S.W. side of Mohawk Terrance 1341 Comment
  RSA299268  Elymus multisetus J. T. Howell 1955-7-19 30779 Plumas Beckwourth; Sierra Nevada 1494 Comment
  CHSC108083  Elymus sierrae Lowell Ahart 2011-9-20 17681 Plumas On the northwest side of the poor dirt road on the north side of Pilot Peak, about 9 miles (air) northeast of La Porte. 2072 Comment
  CHSC63488  Elymus sierrae Lowell Ahart 1994-7-20 7484 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
  HSC93211  Elymus trachycaulus subsp. trachycaulus Vernon H. Oswald, L. Ahart 1996-7-15 8038 Plumas Last Chance Marsh at the N end of Lake Almanor. 1.4 miles S of Last Chance Campground E from Rd. 29N11. 1372 Comment
  CHSC112572  Elymus triticoides B. Castro; L. P. Janeway 2007-6-7 1649 Plumas Northern High Sierra Nevada. West side of lower Thompson Valley 1.1 mi N of the mouth of McReynolds Creek at Red Clover Creek. Sagebrush meadowy flats on W side of Thompson Creek, 500 to 550 ft below edge of open Ponderosa-Jeffrey pine forest. 1671 Comment
  CHSC97532  Elytrigia elongata Lowell Ahart; John Dittes 2007-6-16 14145 Plumas West of a small stream, about 200 yards south of County Road 111 (Beckwourth Genesee Road), 20 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1647 Comment
  CDA38062  Epilobium angustifolium T. C. Fuller 1959-7-6 4303 Plumas E shore Lake Almanor, 1 mi. N of Canyondam. 0 Comment
  CHSC43401  Epilobium brachycarpum Lowell Ahart 1977-8-8 1538 Plumas In the middle of the road that leads to Bird Creek, about 4 miles west of Pilot Peak, about 15 miles north of La Porte. 1645 Comment
  CHSC75513  Epilobium brachycarpum G. F. Hrusa; B. Smith, T. D. Wilfred 1996-8-11 13500 Plumas Sierra Nevada. Meadow, on N side of USFS 23N12, approx. 3/4 mile W of Bull Run Creek crossing. [Original lat./long. on label is '39 53 N; 120 39 W']. 1850 Comment
  JEPS102813  Epilobium campestre Lowell Ahart 2001-8-29 9229 Plumas On the bottom of Little Last Chance Creek, on the strand of Frenchman Lake. 1700 Comment
  RSA121166  Epilobium canum subsp. latifolium C. G. Albertus 1935-7-20 207 Plumas 1.5 miles S.W. of Lava Peak. 1311 Comment
  CHSC117614  Epilobium ciliatum subsp. ciliatum L . P. Janeway 2016-8-16 12157 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
  CHSC81386  Epilobium ciliatum subsp. ciliatum Lowell Ahart 2001-9-18 9285 Plumas Near the edge of Freeman Creek, on the strand of Lake Davis. 1761 Comment
  JEPS102810  Epilobium ciliatum subsp. ciliatum Lowell Ahart 2001-8-29 9242 Plumas On the bottom of Little Last Chance Creek, on the strand of Frenchman Lake. 1700 Comment
  JEPS115111  Epilobium ciliatum subsp. ciliatum Lowell Ahart, John Dittes 2009-7-27 16180 Plumas On damp to dry soil, bottom and sides of a small pond, headwaters of Grizzly Gulch, 2.1 miles (air) northeast of Butt Valley Reservoir Dam 1479 Comment
  JEPS43849  Epilobium ciliatum subsp. ciliatum W. L. Jepson 1939-8-4 19335 Plumas Rock Creek Meadow Valley 1219 Comment
  SD130489  Epilobium ciliatum subsp. ciliatum John Thomas Howell 1976-7-16 51887 Plumas Hydraulic mining gravels on flood plain of Spanish Creek at mouth of Wapaunsie Creek. 1096 Comment
  CHSC56861  Epilobium ciliatum subsp. glandulosum L. P. Janeway 1991-8-3 4111 Plumas Plumas National Forest. Northeasterly drainage into Freeman Creek 2 mi west of Smith Peak and below 'Five Points. 1981 Comment
  CHSC63463  Epilobium ciliatum subsp. glandulosum Lowell Ahart 1994-7-28 7535 Plumas On the sides of a small stream, north-east of Frenchman Hill, south-west of Bucks Lake. 1706 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
  CHSC97094  Epilobium ciliatum subsp. glandulosum Lowell Ahart; Josephine Guardino 2007-7-20 14345 Plumas Strand of Lake Davis, about 100 yards west of Long Point, northeast side of Lake Davis. 1763 Comment
  CHSC53688  Epilobium densiflorum L. P. Janeway 1989-7-18 3495 Plumas Plumas National Forest. Forest along SW side of Red Clover Valley; ca 0.7 mi SW of Beckwourth-Genesee Rd (rd 111) 11.7 mi from Beckwourth. Along edge of meadow. 1706 Comment
  CHSC75925  Epilobium densiflorum G. F. Hrusa 1996-8-2 13439 Plumas Sierra Nevada. At SW base of ridge between Argentine and Taylor Rocks, 1 mi. NW of Argentine Rock. Above Squirrel Creek. [Original lat./long. on label is '39 58 N; 120 47 W']. 1840 Comment
  RSA699967  Epilobium glaberrimum subsp. glaberrimum L. Ahart 2004-7-27 11316 Plumas Along Hopkins Creek, about 200 yards north of the fork of Hopkins Creek and the East Branch of Hopkins Creek, about 3/4 mile south of Turkeytown, about 1 mile (air) southwest of Blue Nose Mountain, about 10 miles (air) northeast of La Porte. 1646 Comment
  UC1562284  Epilobium glaberrimum subsp. glaberrimum Lowell Ahart 1990-7-16 6571 Plumas along river about 1/2 mi ne Independent Mine (about 3 1/2 mi ne of Little Grass Valley Reservoir); South Fork of the Feather River 1828 Comment
  SEINET9074329 Image available Epilobium glaberrimum subsp. glaberrimum W. L. Jepson 1939-1 19301 Plumas Half-way between Meadow Valley and Buck's Valley. Spanish Peak Comment
  POM181042  Epilobium hallianum A. A. Heller, P. B. Kennedy 1907-7-9 8785 Plumas Prattville. Comment
  UC1594608  Epilobium luteum Vernon H. Oswald, Lowell Ahart, Loren Gehrung, Linnea Hanson, and Tyleasi Martin 1992-8-20 5172 Plumas Forest Rd 23N10 between junction of 22N19 and Hopkins Creek (ca 2.25 air mi ese of Pilot Pk., ca 9 air mi ne of La Porte) 1706 Comment
  JEPS64366  Epipactis gigantea W. L. Jepson 1918-8-16 8025 Plumas Clover Creek Canyon 1615 Comment
  SEINET10839602  Epipactis gigantea Mary Susan Taylor 1982-8-4 Taylor 4918 Plumas T25N R10E nw/se sec 23. Greenville SE quad. ALong spring on n side of Soloman Saddle Rd, ca. 1 mi nw of Taylor Rock, ca. 7 air mi ne of Quincy. 6200 ft. 1890 Comment
  SEINET6167147  Epipactis gigantea A. A. Heller, P. B. Kennedy 1907-7-16 8871 Plumas Grade between Genessee Valley and Summit Comment
  CAS-BOT-BC57007  Equisetum arvense John Thomas Howell 1977-6-21 52385 Plumas Seneca 1097 Comment
  SEINET10899883  Equisetum arvense Mary Susan Taylor 1982-5-13 Taylor 4439 Plumas T24N R9E se/ne sec 15. Quincy quad. In Gansner Park, Quincy. 3400 ft. 1036 Comment
  UC60148  Equisetum arvense James G. Daly 1937-5-27 Plumas Grubstake Flats Meadow Valley 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
  CHSC98308  Eremogone aculeata L. P. Janeway 2007-6-3 9003 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
  CHSC112189  Eremogone cliftonii Dean Wm. Taylor; Cade Mohler, et al 2014-6-25 21490 Plumas Sierra Nevada. 1 mile west of the Big Hill (vicinity Kimshew Point), logging spur road 0.5 miles east of Concow Road (County Road 525). 1447 Comment
  CHSC21211  Eremogone cliftonii F. T. Griggs; A. Pass 1975-7-12 172 Plumas Buck's Lake. Comment
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Jul 8 2014
  CAS-BOT-BC174297  Eremogone congesta var. suffrutescens Mrs. H. C. Cantelow 1939-5-20 s.n. Plumas Indian Valley Comment
  CAS-BOT-BC174365  Eremogone kingii var. glabrescens M. S. Taylor; M. Foster 1981-6-8 3872 Plumas N side of 24N08, just n of its jct with 25N93, 1/2 way between Bagley Pass and Red Clover Valley, ca. 1 1/2 mi n of w end of Lake Davis 1706 Comment
  SEINET10546847  Eriastrum Mary Susan Taylor 1981-7-6 Taylor 3983 Plumas T25N R15E s half se sec 31. Dixie Mt quad. Open bare site, N side of Ross Canyon Rd (25N31), 0.7 mi E of its jct with Dixie Valley Rd, ca. 16 air mi NW of Chilcoot. 5900 ft elev. 1798 Comment
  CAS-BOT-BC286656  Ericameria bloomeri John Thomas Howell 1961-9-25 36962 Plumas Portola 1478 Comment
  CHSC69700  Ericameria bloomeri Vernon Oswald; Lowell Ahart 1997-9-18 8876 Plumas Ca. 4.25 air mi west of Caribou on Forest Rd. 26N25 (to Mosquito Creek), 2.8 mi northeast of its junction with 26N26 (to Humbug Valley). Roadside. 1411 Comment
  JEPS29565  Ericameria bloomeri John Thomas Howell 1960-8-20 36282 Plumas near Drakesbad (Kelly Camp; near Lassen Volcanic National Park) 1615 Comment
  SD112579  Ericameria bloomeri Darley F. Howe 1960-9-21 2988 Plumas 10 miles from junction with Highway 89 on road to Susanville 1675 Comment
  SD50988  Ericameria bloomeri Darley F. Howe 1960-9-21 2989 Plumas On Highway 89 alternate, 10 miles from Highway 89 on road to Susanville 1675 Comment
  UC1557873  Ericameria bloomeri J. Semple, S. Heard 1986-8-13 8414 Plumas between La Porte and Quincy (Little Grassy Lake Rd., near Little Grassy Valley Rec. Area) Comment
  CAS-BOT-BC286667  Ericameria bloomeri John Thomas Howell 1960-8-20 36282 Plumas Near Lassen Volcanic National Park. Kelly Camp, near Drakesbad 1615 Comment
  CAS-BOT-BC299439  Ericameria nauseosa var. speciosa Clare B. Hardham 1970-8-9 17716 Plumas Road to Thompson Peak Lookout 2133 Comment
  CHSC99974  Ericameria nauseosa var. speciosa Lowell Ahart 2008-9-10 15360 Plumas On both sides of the Quincy La Porte Road, northwest of East Branch Creek, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte. 1593 Comment
  SBBG126090  Ericameria nauseosa var. speciosa L. Ahart 2011-9-17 17676 -A Plumas W side of Lumpkin Ridge Rd, ca. 2 mi (air) W of Little Grass Valley Reservoir Dam 1687 Comment
  UCD109563  Ericameria nauseosa var. speciosa Chuck Hughes 2011-11-3 301 Plumas About 0.5 mile west of Beckwourth Genesee Road. 1781 Comment
  CHSC81094  Ericameria parryi var. latior Lowell Ahart 2001-8-28 9186 Plumas Along the sides of the dirt roads, along road C - Line of Roseburg Resources Company, 1/8 mile south of Highway 36 and 89 at sign of Roseburg Lumber Company, Almanor Tree Farm, A Producing Forest, about 5 miles (air) southwest of Chester. 1402 Comment
  UC119161  Ericameria parryi var. nevadensis C. G. Albertus 1935-8-12 260 Plumas 2 mi nne Grizzly Peak; Plumas National Forest, Downieville Quad. 1737 Comment
  CDA12085  Erigeron bloomeri G. F. Hrusa, G. L. Webster 1989-5-1 7024 Plumas Modoc Plateau; Beckwourth Pass approx. 3 miles E of Vinton on Hwy 70-at the Plumas/Lassen County line. Comment
  SEINET10474616  Erigeron bloomeri Mary Susan Taylor, M. Foster 1981-6-10 Taylor 3892 Plumas T25N R14E sw sec 20 and se sec, 19, Squaw Valley Peak quad, McReynolds Valley, E side in open bare soils within Sagebrush Scrub, on both sides of 25N78 1.1 mi S of its jct with 28N01 and Squaw Valley, ca. 14 air mi NW of Beckwourth; ca. 5500 ft. 1676 Comment
  UCD131756  Erigeron canadensis E. K. Balls 1950-9-16 15879 Plumas Near fish hatchery, just north of Plumas-Sierra Co. line, Hwy. 89. 1432 Comment
  CAS-BOT-BC296016  Erigeron divergens John Thomas Howell 1924-8-10 611 Plumas Crescent Mills 1219 Comment
  CDA13376  Erigeron divergens G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-15 13225 Plumas Sierra Nevada; near inter. of Hwy. 70 & Sloat Rd. approx. 3 m. E of Spring Garden. 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-BC296006  Erigeron divergens L. P. Janeway 1995-8-24 4899 Plumas Near head of a small western tributary to Willow Creek, 0.6 mi. east of Penman Saddle 1935 Comment
  CAS-BOT-BC296008  Erigeron divergens David D. Keck 1932-7-3 1623 Plumas North of Spanish Creek, Quincy, Northern Sierra Nevada 1066 Comment
  CAS-BOT-BC296018  Erigeron divergens Alice Eastwood 1927-6-11 14447 Plumas Crescent Mills Comment
  JEPS16776  Erigeron divergens Rimo Bacigalupi with J. R. Sweeney and G. Bacigalupi Jr. 1953-8-31 4348 Plumas about 2 mi e Greenville (along side of road from Greenville to Indian Agency); Indian Valley 1005 Comment
  CAS-BOT-BC300406  Erigeron eatonii var. plantagineus L. P. Janeway 1989-6-9 3281 Plumas Beckwourth Ranger District, Plumas National Forest. Along south side of Red Clover Valley 1691 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
  CAS-BOT-BC300408  Erigeron eatonii var. plantagineus L. P. Janeway; Jannice Cutler 1992-5-28 4208 Plumas Plumas National Forest, Beckwourth Ranger District. Along road into southwest side of Dotta Canyon 0.6 mi east of Beckwourth-Genesee Road 1697 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
  UC1538512  Erigeron eatonii var. plantagineus John L. Strother 1987-6-28 1359 Plumas ca 6 mi n Beckwourth (along road to Genes, n of Sierra Valley) 1750 Comment
  CAS-BOT-BC300418  Erigeron eatonii var. sonnei John Thomas Howell 1962-6-17 37699 Plumas Portola 1463 Comment
  CHSC93042  Erigeron filifolius var. filifolius L. P. Janeway 2005-7-30 8505 Plumas Northern High Sierra Nevada. Southern end of Diamond Moun-tains along Road 24N44 0.2 km east of Snow Lake; 4.7 km south-southwest of Adams Peak. 1884 Comment
  CHSC21575  Erigeron glacialis var. glacialis L. M. Mayer; D. E. Brink Jr. 1975-7-22 Plumas Bucks Lake Floristic Survey. Comment
  CAS-BOT-BC295216  Erigeron inornatus L. P. Janeway 1984-7-22 927 Plumas Along Oroville-Quincy Road at Bucks Summit 1716 Comment
  CAS-BOT-BC295218  Erigeron inornatus Lewis S. Rose 1932-9-6 32633 Plumas Jamison Mine 1676 Comment
  RSA716878  Erigeron inornatus var. inornatus L. Ahart, John Dittes 2005-9-20 12456 Plumas S side of Forest Road 27N34, about 1 mile NE of Eisenheimer Peak, about 3/4 of a mile S of Wilcox Valley 1985 Comment
  CHSC73930  Erigeron lassenianus var. deficiens B. Castro; L. Gehrung 1998-10-1 850 Plumas Ca 5.5 air mi NE of Little Grass Valley Reservoir, on ridge just west of Pilot Peak and overlooking upper end of S Fork Feather River. On N side river's crossing of USFS Rd 22N60, NW of the Pacific Crest Trail, at upper end of open band of serpentine which runs in a NW direction from ctr of section. At W edge of band. 1990 Comment
  JEPS93932  Erigeron lassenianus var. deficiens Vernon H. Oswald and Lowell Ahart 1998-8-11 9487 Plumas nw of Onion Valley (at Sawpit Flat on Cleghorn Bar Road 1.5 mi w of Quincy-La Porte Road (County Road 511)); Sawpit Flat on Cleghorn Bar Road 1920 Comment
  JEPS127126  Erigeron miser Lowell Ahart 2016-8-30 21333 Plumas About 20 yards east of the La Porte - Quincy Road, Onion Valley, about one mile (air) northwest of Pilot Peak. Comment
  CDA14001  Erigeron peregrinus var. callianthemus G. F. Hrusa, T. D. Wilfred 1997-6-26 13918 Plumas Sierra Nevada; About Brady's Camp. Pine Creek Valley, ~ 1/2 mi. NE Argentine Rock. Comment
  CAS-BOT-BC295790  Erigeron petrophilus var. sierrensis Lowell Ahart 1981-7-21 2945 Plumas Above the head of Dixon Creek, 1/8 mi. below the Buzzards Roost Ridge, ca. 1.5 mi. N of Pilot Peak 1800 Comment
  CDA42424  Erigeron petrophilus var. sierrensis D. G. Kelch 2012-9-19 12 .374 Plumas Route 70 at North Fork of Feather River; 500 m south of turn-off to Pulga. Comment
  CHSC46919  Erigeron petrophilus var. sierrensis Lowell Ahart 1981-7-21 2945 Plumas Near the head of Dixon Creek, 1/8 mile below the Buzzards Roost Ridge, about 1 1/2 miles northwest of Pilot Peak. 1676 Comment
  CHSC66912  Erigeron petrophilus var. sierrensis James D. Jokerst 1992-1-1 3439 Plumas Comment
  RSA768850  Erigeron petrophilus var. sierrensis L. Ahart 2008-9-10 15388 Plumas About 15 yards southwest of the culvert and Onion Valley Creek, on the west side of Quincy La Porte Road, about 9.5 air miles northeast of La Porte. 1900 Comment
  UCD150223  Erigeron petrophilus var. sierrensis G. Ledyard Stebbins 1968-8-1 6844 Plumas East Slope of Grizzly Peak, southwest of Taylorsville. (Exact location unknown. Coordinates estimated by label maker. Note: this location taken from Stebbins's notebook. Location given on label made by Stebbins is: Devil's Punchbowl, on Grizzly Mountain, north of Quincy. Date in notebook is 3 Aug 1968 and date on label is 1 Aug 1968. Elevation in notebook is 7500 ft. and elevation on label is 7300 ft.) 2225 Comment
  CAS-BOT-BC300125  Erigeron pumilus var. intermedius John Thomas Howell 1955-7-19 30794 Plumas Vinton 1505 Comment
  UC1776703  Erigeron pumilus var. intermedius G. Schoolcraft 2238 Plumas 1554 Comment
  UC1124274  Eriodictyon californicum E. Nourse 1934-9-7 36 Plumas 2 mi se Nelson Pt.; Plumas National Forest, Downieville Quad. Comment
  UCD119306  Eriodictyon lobbii G. F. Hrusa 1989-6-25 7195 Plumas Above Bucks Lake. 2286 Comment
  UC1032307  Eriogonum baileyi var. praebens C. W. Hanks 1934-8-11 41 Plumas ne Sierra Valley; Plumas National Forest, Sierraville Quadrangle Comment
  CHSC53045  Eriogonum douglasii var. meridionale L. P. Janeway 1989-6-23 3384 Plumas Plumas National Forest. Upper w-facing slope on ridge between Crocker Mdw and Dotta Cr. 1889 Comment
  SEINET5329131  Eriogonum douglasii var. meridionale W. Harnach, N. Harnach 1989-5-27 119 Plumas Sierra Valley; Turnoff of Marble Lane and Co. Rd. A-23 1490 Comment
  CAS-BOT-BC256164  Eriogonum douglasii var. meridionale Volney Rattan 1903-1-1 s.n. Plumas Sierra Valley Comment
  CAS-BOT-BC246535  Eriogonum elatum var. elatum John Thomas Howell 1955-7-19 30747 Plumas Beckwourth 1493 Comment
  CHSC40852  Eriogonum elatum var. elatum K. R. Stern 1985-6-25 8225 Plumas Vicinity of Blairsden. 1432 Comment
  RSA766499  Eriogonum incanum Joseph A. Ewan 1934-7-16 8524 Plumas Mt. Elwell trail above Long Lake. Sierra Nevada. 2073 Comment
  SEINET3405036 Image available Eriogonum luteolum A. A. Heller, P. B. Kennedy 1907-7-15 8851 Plumas Near mouth of Little Grizzly creek, below Genessee Comment
  SEINET10479869  Eriogonum luteolum var. luteolum Mary Susan Taylor 1981-7-27 Taylor 4128 Plumas T25N R12E Sw 1/4 SW 1/4 Sec. 5. Genesse Valley quad. In dry woods, ca. 10 ft S of Beckwourth-Genesse Rd., ca. 3/4 mi W of Drum Bridge ca. 5 air mi E of Genesse. 3900 ft. 1189 Comment
  CAS-BOT-BC263724  Eriogonum luteolum var. pedunculatum Carl B. Wolf 1937-8-6 9066 Plumas Mohawk Valley 2 mi. No. of Blairsden, Northern Sierra Nevada 1341 Comment
  SD46712  Eriogonum marifolium Robert J. Weatherly 1955-6-22 1539 Plumas Spanish Peak 2133 Comment
  CAS-BOT-BC263302  Eriogonum marifolium var. marifolium John Thomas Howell; Gordon H. True 1973-7-31 50109 Plumas Summit ridge of Thompson Peak, Diamond Range 2194 Comment
  CAS-BOT-BC263304  Eriogonum marifolium var. marifolium John Thomas Howell; Gordon H. True 1967-7-11 43343 Plumas Summit ridge of Mt. Hough 2194 Comment
  CAS-BOT-BC263312  Eriogonum marifolium var. marifolium Anna Head 1921-6-23 s.n. Plumas Lake Center Camp, Feather River Region Comment
  CAS-BOT-BC263314  Eriogonum marifolium var. marifolium Anna Head 1920-7-12 s.n. Plumas Lake Center Camp, Feather River Region Comment
  CDA18581  Eriogonum nudum var. deductum G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-25 3296 Plumas Sierra Nevada; 0.5 mile southwest of Engle Mine townsite, on Diamond Mountain Road. 1219 Comment
  CHSC80858  Eriogonum nudum var. deductum Lowell Ahart; Vernon H. Oswald 2001-7-11 8893 Plumas Along the northeast trail from the dirt road to Homer Lake, about 5 1/2 miles (air) north of Greenville, about 5 1/2 miles (air) east of Lake Almanor. 2042 Comment
  CHSC69216  Eriogonum nudum var. nudum J. D. Jokerst 1984-9-22 2149 Plumas Top of ridge separating Yellow Cr and the N Fk Feather River along USFS road 26N26. 1463 Comment
  LA206877  Eriogonum nudum var. nudum John O'Leary; Marla O'Leary 1974-8-6 328 Plumas near Hwy 70 in Feather River Canyon ( at 14 mi E of Oroville) Comment
  UCD100624  Eriogonum nudum var. nudum John Thomas Howell 1973-7-9 49720 Plumas Round Valley. 1371 Comment
  SEINET10479530  Eriogonum nudum var. oblongifolium Mary Susan Taylor 1982-8-30 Taylor 5075 Plumas T27N R11E se sec 26. Kettle Rock quad. Along 27N11, ca. 1 mi ne of Taylor Lake, ca. 7 air mi ne of Taylorsville. 6300 ft. 1920 Comment
  UCR17477  Eriogonum nudum var. pubiflorum Frank C. Vasek 1975-7-10 750710- 28 Plumas Chilcoot Campground, south of Frenchman Lake 1555 Comment
  JEPS56580  Eriogonum ovalifolium J. G. Lemmon Sept. 1878 Plumas Plumas County Comment
  RSA233760  Eriogonum pedunculatum Robert F. Thorne, C. W. Tilforth 1969-9-6 39227 Plumas Just S of Beckwourth and S of the Feather River on Co. Hwy. A24. 1357 Comment
  UC1776757  Eriogonum spergulinum var. reddingianum G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13242 Plumas Bull Run Creek off USFS 23N12E. 2100 Comment
  SJSU14465  Eriogonum spergulinum var. reddingianum N. A. Hopkins 1990-7-1 1624 Plumas 17.2 mi N of Beckwourth on Beckwourth-Genessee Rd 1584 Comment
  NY283207  Eriogonum strictum var. anserinum A. A. Heller 1907-7-5 8741 Plumas Hills above Red Clover valley Comment
  CHSC53054  Eriogonum strictum var. proliferum L. P. Janeway 1989-6-30 3449 Plumas Plumas National Forest Beckwourth Ranger District. Along rd 24N45 1.2 mi E of Crocker Cr opposite Crocker Guard Station and the Beckwourth-Genesee Rd (rd 111) 6.4 mi N of Beckwourth. 1874 Comment
  CHSC96325  Eriogonum umbellatum var. ahartii L. P. Janeway 2006-8-9 8836 Plumas Northern High Sierra Nevada. Plumas National Forest; along the northwest edge of Mooreville Ridge 9.6 air km west-southwest of La Porte. Very open rocky basalt tablelands, near northwest edge where rockiest and blockiest outcroppings. 1478 Comment
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Feb 16 2011
  UC174723  Eriogonum umbellatum var. dumosum A. A. Heller with P. B. Kennedy 1907-7-15 8838 Plumas below Genessee (near mouth of Little Grizzly creek); Little Grizzly creek Comment
  CAS-BOT-BC262076  Eriogonum umbellatum var. nevadense John Thomas Howell; Gordon H. True 1973-7-31 50112 Plumas Summit ridge of Thompson Peak, Diamond Range 2194 Comment
  CAS-BOT-BC262078  Eriogonum umbellatum var. nevadense Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region Comment
  CAS-BOT-BC265169  Eriogonum umbellatum var. nevadense M. S. Taylor 1982-8-18 5011 Plumas Summit of Mt. Ingalls, ca. 9 air miles NE of Sloat 2551 Comment
  RSA724904  Eriogonum umbellatum var. polyanthum L. P. Janeway 2007-7-12 9161 Plumas Ridgetop on north side of Oak Ridge, 1.4 air km north-northwest of Grizzly Summit. Ridge top of shallow soil and rock outcrops (soapstone) dominated by huckleberry oak with scattered Jeffrey pine, incense cedar. 1743 Comment
  SBBG64055  Eriogonum umbellatum var. polyanthum A. A. Heller, P. B. Kennedy 1907-7-15 Plumas near mouth of Little Grizzly Crk below Genesee Comment
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Feb 22 2017
  CAS-BOT-BC262271  Eriogonum ursinum John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-23 54151 Plumas 2.65 miles west of Round Valley Reservoir dam 1569 Comment
  LA207082  Eriogonum ursinum C. W. Hallis; 1928-6-30 sn Plumas Mt. Lassen National Forest, Drakesbad Comment
  NY622269  Eriogonum ursinum M. E. P. Ames s.n. Plumas Comment
  RSA60026  Eriogonum ursinum E. K. Balls 1950-9-1 15590 Plumas Above trail going S around lake, E of Long Lake. Southern county. 2134 Comment
  RSA88594  Eriogonum ursinum J. T. Howell 1951-6-27 27630 Plumas Jamison Creek 1829 Comment
  RSA756699  Eriogonum ursinum Barbara J. Ertter, Gary Schoolcraft 1989-7-3 8639 Plumas ca 1/2 mile below Red Rock lookout, ca 8 airmiles S of Susanville 2134 Comment
  UC1395159  Eriogonum ursinum James L. Reveal 1971-6-23 2468 Plumas 4 mi nw Greenville (along California Highway 89, about 4 mi se of Canyondam) 1219 Comment
  CHSC105596  Eriogonum ursinum var. ursinum L. P. Janeway 2010-7-13 10105 Plumas Northern High Sierra Nevada. Plumas National Forest; west edge of top of Goat Mountain, 0.7 km southeast of the southeast side of Little Grass Valley Reservoir. 1721 Comment
  CHSC75519  Eriogonum ursinum var. ursinum G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-23 3120 Plumas Dry rocky slope next to seep area in serpentine, 2.65 miles west of Round Valley Reservoir dam. 1569 Comment
  CAS-BOT-BC262327  Eriogonum vimineum W. Harnach; N. Harnach 1990-6-16 387 Plumas Sierra Valley. Frank Dotta Ranch 1524 Comment
  CAS-BOT-BC264116  Eriogonum vimineum Lewis S. Rose 1934-7-23 34424 Plumas Beckwith 1508 Comment
  NY399612  Eriogonum vimineum R. M. Austin 1876-1 290 Plumas Comment
  CAS-BOT-BC264118  Eriogonum vimineum Mrs. H. C. Cantelow 1951-7-29 17 Plumas Hwy. 24, w. of Beckwourth Comment
  CHSC21660  Eriophyllum lanatum D. Brink; L. Mayer 1975-7-12 Plumas Buck's Lake. Comment
  CAS-BOT-BC301417  Eriophyllum lanatum var. grandiflorum L. P. Janeway 1993-7-22 4472 Plumas Plumas National Forest, Oroville Ranger District. Along the Pipeline Road 3.3 mi northwest of Lower Bucks Lake dam 1584 Comment
  UC298459  Eriophyllum lanatum var. grandiflorum A. A. Heller 1913-6-13 10855 Plumas near Quincy 1066 Comment
  UC507147  Eriophyllum lanatum var. grandiflorum Lincoln Constance 1933-7-5 E 114 Plumas 4 mi nw Quincy (near the Feather River Forestry Exp. Station, (Near type-locality of E. chrysanthum Rydberg!)) Comment
  SEINET10475234  Eriophyllum lanatum var. grandiflorum Mary Susan Taylor 1981-7-29 Taylor 4145 Plumas T25N R11E nw 1/4 sec 13. Genesse Valley quad. In granite rd embankment, E side of 25N41-Flournoy Grade, 2.2 mi S of Flournoy Bridge, ca. 3 air mi e of Genesse. 5100 ft. 1554 Comment
  CAS-BOT-BC308272  Eriophyllum lanatum var. integrifolium Alice Eastwood 1927-6-19 14712 Plumas Keddie Comment
  POM83001  Eryngium alismifolium Marcus E. Jones 1897-7-5 s.n. Plumas Prattville. 1372 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-BC55104  Erysimum perenne W. W. Wagner 1919-6-29 294 Plumas Grizzley Ridge. 1981 Comment
  CHSC21689  Erythranthe breweri D. Brink; L. Mayer 1975-7-3 Plumas Bucks Lake Floristic Survey. Comment
  CHSC40263  Erythranthe breweri Lowell Ahart 1985-7-11 5136 Plumas Little Grass Valley Reservoir, where Black Rock Creek flows into the lake, about 4 miles north-west of La Porte. 1584 Comment
  CHSC79831  Erythranthe breweri G. F. Hrusa; J. Dinsdale 1989-6-26 7205 Plumas Sierra Nevada Flora. On N side of Bucks Lake, approx. 25 m. W of Quincy. [Original lat./long. on label is '39 54 N; 121 10 W']. 1600 Comment
  CHSC43356  Erythranthe glaucescens Lowell Ahart 1975-7-2 829 Plumas On the west side of Lost Creek, about 6 miles north of the Sly Creek Dam. 914 Comment
  CHSC21024  Erythranthe primuloides F. T. Griggs; A. Pass 1975-7-10 135 Plumas Buck's Lake Forest Service Survey. Comment
  CHSC64466  Erythranthe primuloides B. Castro 1994-9-8 545 Plumas Ca 1.2 air mi SE of Bucks Lake, ca 300 ft S of the Oro-Quincy Hwy on slope among Haskins Valley USFS Summer Home Tract cabins, where seeps and springs surface. 1627 Comment
  CAS-BOT-BC293715  Erythranthe suksdorfii Mona Bourell; Bob Patterson 1982-5-15 1736 Plumas Beckworth Comment
  CAS-BOT-BC133261  Erythronium R. H. Boeker 1913-4-23 17 Plumas Plumas National Forest Comment
  UCR3555  Erythronium purpurascens Wm. Horn Jr. 1963-6-29 630629- 4 Plumas Northern Sierra Nevada Mtns., 1.25-1.5 miles north of Spanish Peak 1835 Comment
  UC178475  Eschscholzia californica Katharine Brandegee Plumas Portola Comment
  SD9118  Eucephalus breweri R. M. Austin 1881-1 Plumas Mt. Dyer 2135 Comment
  UCD23354  Euonymus occidentalis var. occidentalis E. W. Jameson 1949-6-27 s.n. Plumas 3 miles east of Quincy. 1127 Comment
  SEINET10475033  Eupatorium occidentale Mary Susan Taylor 1981-7-21 Taylor 4097 Plumas T24N R11E ne/ne sec 17, Spring Garden quad. Argentine Lookout, ca. 0.5 mi SW of 26N2l-Grizzly Peak Rd, ca. 5 air mi N of Spring Garden. 7200 ft elev. 2194 Comment
  CAS-BOT-BC202527  Euphorbia Roxana S. Ferris 1951-9-14 12467 Plumas Between Graeagle and Calpine just north of Sierra County lne (State Highway 89) Comment
  UCD142382  Euphorbia crenulata Robbins; Raynor 1943-6-1 s.n. Plumas Belden, Feather River Canyon. Comment
  CAS-BOT-BC310539  Eurybia integrifolia M. S. Taylor 1982-8-30 5077 Plumas S end of Taylor Lake, ca. 6 air mi ne of Taylorsville 2103 Comment
  CAS-BOT-BC310545  Eurybia integrifolia M. B. Kildale 1926-9-11 2776 Plumas Chester 1289 Comment
  CHSC36996  Eurybia integrifolia M. S. Taylor 1982-8-5 4922 Plumas Jct of Mt Hough Hwy (403) and rd to Grizzly Ridge, ca. 2 mi NW of Taylor Rock, ca. 6 mi NE of Quincy. 1676 Comment
  JEPS115548  Eurybia integrifolia Lowell Ahart, John Dittes, Josephine Guardino 2009-7-29 16211 Plumas On dry rocky soil, drainage from a snow lake, on the south side of Forest Road 26N67F3, 1.2 miles (air) northeast of Rush Creek Hill, 2.6 miles (air) east-southeast of Caribou Powerhouse 1677 Comment
  JEPS118401  Eurybia integrifolia Lowell Ahart 2011-9-17 17671 Plumas About 100 yards south of an unnamed stream that flows east into Little Grass Valley Reservoir and opposite the Black Rock, about 80 yards south of the paved road, about 1/8 mile west of Little Grass Valley Reservoir 1645 Comment
  UC1192258  Euthamia occidentalis Malcolm A. Nobs, S. Galen Smith 1949-8-19 1455 Plumas se side Portola Comment
  CHSC53177  Festuca idahoensis L. P. Janeway 1989-6-30 3446 Plumas Plumas National Forest. Along rd 24N45Y 1.2 mi E of Crocker Cr opposite Crocker Guard Station and the Beckwourth-Genesee Rd (rd 111) 6.4 mi N of Beckwourth. 1874 Comment
  OBI21884  Festuca microstachys Lewis S. Rose 1963-6-3 63083 Plumas Butterfly Valey, 2 mi SW of Keddie 1189 Comment
  CHSC118785  Festuca myuros Chelsea Morgan; Wendy L. Boes 2015-5-19 2015 -002 Plumas Plumas National Forest. Southeast of Baker Gulch; between Forest Service road 26N23 and 26N14 (UTM 661206 E, 4441753 N, NAD83 Zone 10N). 1340 Comment
  CHSC102710  Festuca occidentalis Lowell Ahart; John Dittes, Josephine Guardino 2009-7-22 16154 Plumas On the east side of Forest Service Road 27N92K, east side of Long Valley, about 3.5 miles (air) west-southwest of Greenville, about 5.2 miles (air) southeast of Lake Almanor Dam. 1606 Comment
  RSA755814  Festuca occidentalis L. Ahart, John Dittes 2009-7-14 16063 Plumas On sides of Forest Service Road 27N92, about 1.9 air miles southeast of Seneca, about 6 air miles south of Lake Almanor Reservoir Dam. 1678 Comment
  UC1137631  Festuca pratensis R. W. Saarni 1939-6-18 130 Plumas near Meadow Valley Store; Bidwell Bar Quad. 1188 Comment
  CHSC102433  Festuca rubra L. P. Janeway; B. Castro 2009-7-12 9854 Plumas Northern High Sierra Nevada. Lower Thompson Valley 2.1 km north of Red Clover Creek. 1678 Comment
  POM112017  Festuca rubra Marcus E. Jones 1897-7-3 s.n. Plumas Prattville. 1372 Comment
  CAS-BOT-BC278632  Festuca subulata John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-26 54381 Plumas 0.75 miles northeast of Bucks Summit on road to Quincy 1600 Comment
  RSA700311  Festuca subulata L. Ahart 2004-7-27 11315 Plumas Along Hopkins Creek, about 200 yards north of the fork of Hopkins Creek and the East Branch of Hopkins Creek, about 3/4 mile south of Turkeytown, about 1 mile (air) southwest of Blue Nose Mountain, about 10 miles (air) northeast of La Porte. 1646 Comment
  CAS-BOT-BC278634  Festuca subulata John Thomas Howell 1960-7-21 35853 Plumas Lassen Volcanic National Park. NW. of Willow Lake 1676 Comment
  CAS-BOT-BC282569  Festuca viridula John Thomas Howell 1951-6-28 27702 Plumas Eureka Peak 2255 Comment
  RSA563622  Floerkea proserpinacoides G. L. Webster 1992-5-17 7767 Plumas 2 mi SW of Grizzly Valley Dam. 1738 Comment
  CHSC61612  Fragaria vesca Arthur C. Barrett 1913-6-23 10 Plumas Plumas National Forest. Lone Rock Valley. 1005 Comment
  SBBG100079  Frangula californica subsp. tomentella S. W. Edwards 1989-9-13 Plumas Caribou Crk Rd above Caribou Crk 762 Comment
  CAS-BOT-BC55674  Frangula purshiana David D. Keck 1932-7-3 1647 Plumas Quincy, in the Northern Sierra Nevada 1188 Comment
  CAS-BOT-BC55682  Frangula purshiana Lowell Ahart 1975-7-2 s.n. Plumas 8 miles north of Sly Creek Dam. About 2 miles west of American House which is 3 miles south of La Porte Comment
  UCD19141  Frangula purshiana W. B. McHenry 1990-8-1 s.n. Plumas Bucks Lake. 1645 Comment
  SEINET10493575  Frangula purshiana Mary Susan Taylor 1981-7-18 Taylor 4054 Plumas T26N R7E sw/se sec 33, Almanor SW quad. On serpentine, N side of Caribou Rd, ca. 4 mi NE of its jct with Hwy 70 near Belden. 2700 ft elev. 823 Comment
  CHSC115749  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 Hwy and Grizzly Summit. 1696 Comment
  CHSC98925  Frangula purshiana subsp. annonifolia L. P. Janeway; B. Castro 2007-8-18 9198 Plumas Northern High Sierra Nevada. Along Caribou Road and North Fork Feather River 4.5 road km north of Hwy 70. Along the creek edge. 759 Comment
  SJSU4636  Frangula rubra C. W. Sharsmith 1969-6-21 7605 Plumas Jamison Cr c. 1.5 mi S of Johnsville 1645 Comment
  SEINET11249877  Frangula rubra M. J. Williams, J. T. Howell, W. Follette 1977-8-11 77- 68 -10 Plumas Road from Chilcoot along Last Chance Creek to Frenchman's 1707 Comment
  CAS-BOT-BC55710  Frangula rubra subsp. obtusissima Walter Knight; Irja Knight 1969-6-26 2421 Plumas Summit of Red Hill 1934 Comment
  CAS-BOT-BC55711  Frangula rubra subsp. obtusissima Gary Schoolcraft 1984-6-27 1276 Plumas East of Sugar Loof Mtn. 1524 Comment
  CHSC108052  Frangula rubra subsp. obtusissima L. P. Janeway; B. Castro 2011-10-2 10758 Plumas Northern High Sierra Nevada. North side of Little Grass Valley Reservoir about 5.8 air km north of La Porte; southeast edge of a knoll that trends southward to the lake; about 5010 m above high water line. 1542 Comment
  RSA101473  Fritillaria atropurpurea R. Weatherby 1955-7-2 1566 Plumas Bear Ridge near Taylor Lake. 2195 Comment
  SEINET10528537  Fritillaria pudica John G. Lemmon Lemmon s.n. Plumas Sierra Valley. Comment
  RSA52840  Fritillaria recurva R. Weatherby 1950-5-31 1442 Plumas Near Lake Almanor 1341 Comment
  RSA95493  Galium aparine L. S. Rose 1954-5-30 54062 Plumas Johnsville 1601 Comment
  UC1192017  Galium aparine Malcolm A. Nobs and S. Galen Smith 1949-8-19 1425 Plumas bog Indian Valley, Taylorsville (s end of valley) Comment
  CHSC43364  Galium bifolium Lowell Ahart 1975-7-20 910 Plumas West of Bunker Hill Creek, about 1mile north of the Bunker Hill Mine, about 10 miles north-east of La Porte. 1828 Comment
  CHSC97195  Galium bifolium Lowell Ahart; John Dittes, Josephine Guardino 2007-6-8 14000 Plumas East side of an open rocky flat, 60 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis. 1965 Comment
  CHSC102119  Galium bolanderi Lowell Ahart; John Dittes, Josephine Guardino 2009-7-29 16219 Plumas On dry rocky soil, north side of Forest Service Road 26N22, 4,650 feet northwest of Rattlesnake Hill, 3.0 miles (air) south-southeast of Lake Almanor Dam. 1591 Comment
  CHSC4819  Galium grayanum R. Carter 1967-7-21 626 Plumas Ca. 4 mi S of Thompson Peak. 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
  JEPS95632  Galium grayanum var. grayanum Lowell Ahart 1994-7-20 7478 Plumas N of the Pacific Crest Trail, N side of Bunker Hill Ridge, about 1/2 mi NW of Mount Etna; ; ; <coords. cont.: NE 1/4>; Plumas or Sierra County 1981 Comment
  RSA165564  Galium grayanum var. grayanum Clare B. Hardham 1961-6-16 7439 Plumas Diamond Peak. 2256 Comment
  CDA14670  Galium trifidum G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-23 3111 Plumas Round Valley Reservoir, 0.25 mile west of the dam on Dixie Canyon-Round Valley Road. 1371 Comment
  CHSC20846  Galium trifidum var. pacificum K. Stern 1975-7-23 5801 Plumas W shore of Lake Almanor. 1371 Comment
  CAS-BOT-BC144397  Garrya fremontii John Thomas Howell 1959-9-21 34780 Plumas N. Fk. Feather River near Belden 701 Comment
  CDA32105  Garrya fremontii D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-21 6 .29 Plumas Plumas Eureka State Park. S Johnsville Comment
  CAS-BOT-BC478883  Gayophytum Clare B. Hardham 1978-8-11 21777 c Plumas In volcanic area about 5 miles southeast of Thompson Peak Comment
  UC384659  Gayophytum diffusum subsp. parviflorum E. D. Merrill 1929-7-13 Plumas Silver Lake Comment
  UC1122573  Gayophytum heterozygum C. G. Albertus 1935-8-2 242 Plumas 3 1/2 mi se Nelson Point; Plumas National Forest, Downieville Quadrangle Comment
  UC1122579  Gayophytum heterozygum C. W. Hanks 1934-8-9 31 Plumas mtns. n Sierra Valley; Plumas National Forest, Sierraville Quadrangle Comment
  CDA25040  Gayophytum humile G. D. Barbe, T. C. Fuller 1982-6-17 3830 Plumas Plumas National Forest; South shore of Frenchman Reservoir (Lake), 0.4 mi E of Frenchman Dam. 1706 Comment
  CHSC100322  Gentianopsis simplex Lowell Ahart 2008-8-13 15178 Plumas North side of La Porte Road, north of East Branch Creek, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte. 1613 Comment
  CHSC35282  Geum macrophyllum M. S. Taylor; M. Foster 1981-7-6 3970 Plumas Roadside and meadow along Grigsby Creek, ca. 1 mi w of n tip of Frenchman Lake, ca. 13 air mi nw of Chilcoot. 1798 Comment
  CHSC42795  Geum macrophyllum L. P. Janeway 1984-7-13 910 Plumas SW of Bucks Lake and near Grizzly Creek campground. At edge of small pool in a meadow. 1584 Comment
  CHSC66638  Geum macrophyllum Vernon H. Oswald; Lowell Ahart 1996-7-15 8039 Plumas High Cascade Range. E side of Last Chance Marsh at the N edge of Lake Almanor, ca. 1.4 mi S of Last Chance Campground at the streams and meadow extending E from road 29N11. 1371 Comment
  RSA8005  Geum macrophyllum H. A. Barker 1927-7-3 767 Plumas Feather River near Blairsden. 1372 Comment
  RSA95715  Gilia brecciarum Verne Grant 1955-6-8 20858 Plumas 17 miles north of Reno on Hwy 395 1311 Comment
  JEPS69520  Gilia capitata subsp. capitata W. I. Follett 1937-6-18 79 Plumas Rich Gulch Comment
  UCR88008  Gilia leptalea subsp. leptalea J. T. Howell 1973-7-10 49729 Plumas Near Greenville 1768 Comment
  CAS-BOT-BC282699  Glyceria elata Anna Head 1921-7-23 s.n. Plumas Lake Center Camp, Feather River Region Comment
  CAS-BOT-BC282707  Glyceria elata John Thomas Howell 1955-7-19 30827 Plumas Mohawk, Sierra Nevada 1371 Comment
  JEPS113810  Glyceria elata Lowell Ahart, John Dittes, Josephine Guardino 2007-8-10 14458 Plumas West of a small stream and meadow, about 10 yards south of Beckwourth Gensee Road, there is a small quarry east of a poor road, the meadow and stream, about 2 miles (air) north of the north end of Lake Davis 1761 Comment
  RSA716686  Gnaphalium canescens subsp. thermale L. Ahart, John Dittes 2005-9-19 12405 Plumas About 1 1/4 miles east of Kettle Rock, about 1 1/4 miles southeast of Taylor Lake. 1990 Comment
  SEINET10475152  Gnaphalium microcephalum var. thermale Mary Susan Taylor 1981-9-2 Taylor 4263 Plumas California: T26N R8E se1/4 of sec 36. Almanor SE quad. W side of 26N18, ca. 1 mi S of Onion Flat, ca. 3 mi W of Indian Falls. Mixed Evergreen Forest. Plumas County. 4800 ft. 1463 Comment
  CHSC113862  Gnaphalium palustre Lowell Ahart 2014-9-9 19834 Plumas Below the high water line,on the sides of Sly Creek, Sly Creek Reservoir, about 7 miles (air) southwest of La Porte. 1069 Comment
  CHSC81347  Gnaphalium palustre Lowell Ahart 2001-9-18 9273 Plumas On the wet strand of the south end on the pond, Butterfly Valley, about 5 miles (air) northwest of Quincy. 1104 Comment
  JEPS122239  Gnaphalium palustre Lowell Ahart 2014-9-9 19834 Plumas Below the high water line, on the sides of Sly Creek, Sly Creek Reservoir, about 7 miles (air) southwest of La Porte. Comment
  JEPS34042  Gnaphalium palustre W. L. Jepson 1939-8-4 19340 a Plumas Rock Creek Meadow Valley, Rock Creek 1219 Comment
  CHSC114166  Grindelia squarrosa Barbara L. Wilson; Lawrence Janeway, Peter F. Zika 2011-8-6 16780 Plumas 48545 Highway 70/89, east of East Quincy. 1089 Comment
  CAS-BOT-BC304683  Grindelia squarrosa John Thomas Howell 1974-9-20 50907 Plumas Chilcoot 1554 Comment
  JEPS113898  Grindelia squarrosa var. serrulata L. P. Janeway and B. Castro 2007-8-18 9199 Plumas Northern High Sierra Nevada; Along Hwy 70 and East Branch North Fork Feather River at mouth of Soda Creek 893 Comment
  RSA700395  Hackelia californica L. P. Janeway 2001-6-15 7182 Plumas High Cascade Range. East side of Humbug Road about 2.7 km. southwest of shore of Lake Almanor, 4.0 miles west of Prattville. 1399 Comment
  SEINET3153249  Hackelia californica L. S. Rose 1939-6-8 39271 Plumas South end of Lake Almanor 1372 Comment
  UC614667  Hackelia californica L. Constance 1938-6-10 2312 Plumas w edge of Lake Almanor at Prattville; Lake Almanor 1219 Comment
  CDA36316  Hackelia cusickii J. R. Keck Jr., Horn 1991-6-18 PDR# 566841 Plumas Along U.S. Forest Service Road 24N02Y; northwest of Frenchman Lake and Chilcoot. 0 Comment
  CHSC72304  Hackelia micrantha L. P. Janeway; Glenn Clifton 1998-7-8 5724 Plumas Snoring Spring; about 15 mi northwest of Red Rock; along Road 213, 0.8 mi south of the ridgetop. Meadow. 2002 Comment
  UC205015  Hackelia nervosa H. M. Hall 1912-6-29 9293 Plumas Spanish Peak; Sierra Nevada Mountains 2042 Comment
  SEINET10474705  Haplopappus suffruticosus Mary Susan Taylor 1982-8-18 Taylor 5012 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
  CHSC54331  Hastingsia alba Vernon H. Oswald; Lowell Ahart 1991-6-18 4676 Plumas Forest Rd 28N38, 1.7 miles northeast of its junction with County Rd 201 (Old Haun Rd), ca. 4 miles (air) north-northwest of Greenville. 1463 Comment
  UC1586425  Hastingsia alba Vernon H. Oswald and Lowell Ahart 1991-6-18 4676 Plumas 1.7 mi ne of its junction with County Rd. 201 (Old Haun Road) ca 4 mi (air) nnw Greenville (Forest Road 28N38) 1463 Comment
  CAS-BOT-BC508332  Hastingsia alba Alice Eastwood 1927-6-13 14556 Plumas Forest Lodge, Greenville Comment
  CAS-BOT-BC508334  Hastingsia alba John Thomas Howell 1976-7-15 51873 Plumas Snake Lake, about 4 miles northwest of Quincy, Sierra Nevada 1219 Comment
  JEPS26737  Hastingsia alba P. C. Hutchison 1961-6-9 2123 Plumas 1.8 mi above Rich Bar ((as measured from junction of side road to Rich Bar), [Probably Kellogg Creek], along road [US Alternate 40], Feather River Canyon); Feather River Canyon 762 Comment
  JEPS113316  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. Comment
  CAS-BOT-BC306692  Helenium bigelovii Anna Head 1921-8-3 s.n. Plumas Near Gold Lake Camp, Feather River Region Comment
  CAS-BOT-BC306694  Helenium bigelovii Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region Comment
  CHSC45005  Helenium bigelovii Lowell Ahart 1979-8-16 2014 Plumas In a bog, about 100 yards east of Ohio Ravine, east of the dirt road, about 2 1/4 air miles south of Grizzly Mountain. 1767 Comment
  RSA0089036  Helenium bigelovii Bonnie C. Templeton 1968-6-9 11257 Plumas Butterfly Valley, ca. 10 mi. west of Quincy. 1066 Comment
  RSA794793  Helenium bigelovii L. Ahart, John Dittes 2009-7-13 16061 Plumas On the side of Forest Service Road 27N98, headwater of Clear Creek, about 2.0 air miles north of Butt Valley Reservoir Dam, about 3 air miles southwest of Lake Almanor Reservoir dam. 1477 Comment
  SD8837  Helenium bigelovii Mrs. R. M. Austin 1880-1 Plumas Big Meadows Comment
  UC1523738  Helenium bigelovii Gary Schoolcraft 1982-7-28 823 Plumas w Dyer Mtn. 1828 Comment
  JEPS88400  Helianthella californica subsp. nevadensis Vernon H. Oswald and Lowell Ahart 1996-7-15 8027 Plumas Lake Almanor High Cascade Range (e side of arm of lake extending n from the Hwy 36 causeway, s of point where the road to Last Chance Campground (28N11) begins to parallel lake) 1371 Comment
  UC579650  Helianthella californica subsp. nevadensis E. Sawyer 1935-5-27 41 Plumas 1 3/4 mi n Kirby; Sierraville Quadrangle 1554 Comment
  CHSC54518  Helianthella californica var. nevadensis Vernon H. Oswald 1991-8-8 4813 Plumas Lassen Volcanic Park. Just north of the south boundary of the park at Willow Lake, along the trail to Camp Kelley and Terminal Geyser, ca. 3 miles (air) southeast of Drakesbad. Bordering the east side of a meadow located here. 1670 Comment
  CHSC58158  Helianthella californica var. nevadensis Vernon H. Oswald 1992-6-18 4995 Plumas Lassen Volcanic National Park. Warner Valley: S side of Hot Spring Creek ca. 0.5 mi upstream from the boundary of the park. 1621 Comment
  CAS-BOT-BC314795  Helianthella californica var. nevadensis David D. Keck 1932-7-3 1651 Plumas South of town, Quincy, Northern Sierra Nevada 1219 Comment
  RSA59695  Helianthella californica var. nevadensis E. K. Balls 1950-9-9 15762 Plumas 1.5 miles along trail from Lakes Center Public Campground to Long Lake outlet. 2073 Comment
  SDSU2669  Helianthella californica var. nevadensis D. F. Howe 1964-7-29 3894 Plumas Gold Lake Lodge, Plumas National Forest. 1981 Comment
  CAS-BOT-BC313427  Hemizonella minima D. E. Breedlove 1962-6-13 3473 Plumas Along State Hwy.89, 2 miles south of Graeagle 1402 Comment
  CAS-BOT-BC313430  Hemizonella minima Frank W. Peirson 1926-6-21 6787 Plumas Lake Almanor Comment
  CAS-BOT-BC315022  Hemizonella minima M. Lavin 1982-6-19 4141 Plumas 4 miles up Gold Lake Road from Graeagle, Sierra Buttes country, Sierra Nevada 1706 Comment
  SEINET10448284  Hesperis matronalis Mary Susan Taylor 1982-6-9 Taylor 4618 A Plumas T24N R8E nw/nw sec 23. Bucks Lake NE quad. Across the street from Meadow Valley Inn, along Bucks Lake Rd. Comment
  CHSC35900  Hesperochiron pumilus M. S. Taylor 1982-5-6 4407 Plumas On wet clay serpentine ridge, ca. 3/4 mi ne of 24N29, ca. 1 mi e of Meadow Valley. 1158 Comment
  CDA14660  Hesperolinon micranthum G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-23 3099 Plumas 0.1 mile west of Round Valley Reservoir dam on Dixie Canyon-Round Valley Road. 1371 Comment
  UCD19159  Hesperolinon micranthum June McCaskill 1956-1 418 Plumas Lake Almanor region? Comment
  SEINET10460746  Heterocodon rariflorum Mary Susan Taylor 1982-6-28 Taylor 4781 Plumas T23N R14 E nw/se sec 27. Portola quad. In Sagebrush Scrub along s side of Feather River, ca. 1 mi sw of Beckwourth on Ramelli Ranch, ca. 1/4 mi w of Calpine Rd (109). 4880 ft. 1487 Comment
  JEPS102821  Heterotheca villosa var. minor Lowell Ahart 2001-8-29 9269 Plumas On the west side of Little Last Chance Creek, on the strand of Frenchman Lake. 1700 Comment
  JEPS2434  Heterotheca villosa var. minor W. L. Jepson 1918-8-16 8022 Plumas Genesee Valley 1097 Comment
  CDA5020  Hibiscus trionum J. Budaj 1965-8-17 Plumas Just east of Quincy. 0 Comment
  CAS-BOT-BC319619  Hieracium albiflorum John Thomas Howell 1926-7-20 2084 Plumas Near Prattville 1463 Comment
  CAS-BOT-BC289226  Holcus lanatus L. W. Swift 1934-7-5 89 Plumas Nelson Creek Grade 1402 Comment
  CAS-BOT-BC289228  Holcus lanatus Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1685 Plumas Sweetwater Meadow, Butterfly Botanical Area and Vicinity 1127 Comment
  SEINET10516384  Holcus lanatus William E. Harmon 1969-8-18 Harmon 1554 Plumas 1.5 mi E of Quincy on Hwy 70-89; from roadside in open valley with adjacent pastureland. Comment
  SEINET10507463  Hordeum brachyantherum Mary Susan Taylor 1982-6-28 Taylor 4768 Plumas T23N R14E nw/ne sec 27. Portola quad. Ramelli Ranch, between Calpine Rd (109), and cow pastures; s side of Hwy 70, ca. 1 mi w of Beckwourth. 4880 ft. Plumas National Forest property. 1487 Comment
  CAS-BOT-BC284647  Hordeum brachyantherum subsp. brachyantherum Mary S. Clemens 1920-6-22 s.n. Plumas Quincy Comment
  CHSC65392  Hordeum brachyantherum subsp. brachyantherum Lowell Ahart 1995-9-13 7622 Plumas On the north side of Onion Valley, east of Quincy La Porte Road, about 1 mile north-west of Pilot Peak. 1828 Comment
  UC1100322  Hordeum brachyantherum subsp. brachyantherum Malcolm A. Nobs, S. Galen Smith 1949-8-18 1383 Plumas just S of Chester (Last Chance Marshes at N end of Lake Almanor) Comment
  SEINET10610426  Hordeum brachyantherum subsp. brachyantherum Lowell Ahart 1995-9-13 Ahart 7622 Plumas T22N, R10E, south-east 1/4 Section 5. On dry gravelly soil, on the north side of Onion Valley, east of Quincy La Porte Road, about 1 mile north-west of Pilot Peak. Common. Mountain meadow in Red Fir Forest. 1829 Comment
  CAS-BOT-BC284729  Hordeum jubatum John Thomas Howell 1961-9-25 36935 Plumas Feather River bed, Portola 1478 Comment
  CHSC81188  Hordeum jubatum Lowell Ahart 2001-8-29 9253 Plumas On the west side of Little Last Chance Creek, on the strand of Frenchman Lake. 1700 Comment
  CDA43037  Hordeum murinum subsp. leporinum Willo Vieira 2014-7-28 PDR# 320 P06131690 Plumas South Mill Creek Road, Quincy. 0 Comment
  JEPS106054  Horkelia fusca subsp. parviflora Lowell Ahart, John Dittes, Josephine Guardino, Robert Schlising 2004-6-14 11061 Plumas Near the west shore of Lake Davis, north of the dirt road at Lake Davis, about 12 miles (air) northeast of Slote 1765 Comment
  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
  CAS-BOT-BC537872  Horkelia fusca var. parviflora Anna Head 1920-7-25 s. n. Plumas Feather River Region: Lake Center Comment
  CAS-BOT-BC537874  Horkelia fusca var. parviflora John Thomas Howell 1951-6-27 27594 Plumas Sierra Nevada: McRae Meadows 1981 Comment
  CAS-BOT-BC143990  Horkelia fusca var. tenella Alice Eastwood 1927-6-17 14642 Plumas Long Valley, United States Forest Reserve Comment
  RSA74360  Horkelia tridentata subsp. flavescens Milo S. Baker 1952-5-24 12437 Plumas Hwy 89 in canyon S of Lake Almanor Dam Comment
  UC963884  Horkelia tridentata subsp. flavescens Milo S. Baker 1952-5-24 12437 Plumas s dam (Hwy 89); Lake Almanor Comment
  CHSC21295  Hosackia oblongifolia F. T. Griggs; A. Pass 1975-7-29 254 Plumas Buck's Lake. Comment
  CHSC94917  Hydrophyllum capitatum var. alpinum L. P. Janeway; B. Castro 2006-6-3 8656 Plumas Northern High Sierra Nevada. West side of lower Thompson Valley 1.6 km north of the mouth of McReynolds Creek at Red Clover Creek. 1673 Comment
  JEPS95404  Hydrophyllum occidentale Lowell Ahart 1994-6-15 7337 Plumas 200 yds E of a logging road, near the int. of Lumpkin Ridge Road and the road to Tamarack Flat, 1 air mile W of Little Grass Valley Reservoir 1767 Comment
  JEPS3195  Hydrophyllum occidentale Mrs. Emanuel Fritz 1933-6-28 Plumas near Meadow Valley (Schneider Falls); Schneider Falls 1219 Comment
  POM161740  Hydrophyllum occidentale R. C. Bacigalupi 1927-7-12 1735 Plumas Along Little Gray Eagle Creek near Lakes Center Camp. Gold Lakes Region. 1890 Comment
  RSA0091372  Hydrophyllum occidentale Bonnie C. Templeton 1968-1 11289 Plumas [No location data on label. Possibly Trinity County.] Comment
  POM86609  Hypericum androsaemum Marcus E. Jones 1897-7-5 s.n. Plumas Prattville. 1372 Comment
  SEINET10472139  Hypericum scouleri Mary Susan Taylor 1982-8-4 Taylor 4919 Plumas T25N R10E nw/se sec 23. Greenville SE quad. ALong spring on n side of Soloman Saddle Rd, ca. 1 mi nw of Taylor Rock, ca. 7 air mi ne of Quincy. 6200 ft. 1890 Comment
  SEINET11256996  Idahoa scapigera W. Harnach, N. Harnach 1989-3-29 005 Plumas Sierra Valley, Approx 1.25 miles N of the Sierra/Plumas Co. line on Co. Rd. A-23, hillside N of the Barry corrals. 1524 Comment
  UC909040  Ipomopsis aggregata Herbert L. Mason 1924-6-15 1035 Plumas near junction of Greagle Creek and Feather River Blairsden Comment
  CHSC39370  Ipomopsis aggregata subsp. formosissima L. Ahart; P. Ahart 1983-8-17 4334 Plumas Near Onion Valley, west of Pilot Peak, near the Quincy-LaPorte Rd, northeast of La Porte. 2000 Comment
  CAS-BOT-BC135731  Iris hartwegii Lewis S. Rose 1963-6-3 63119 Plumas Butterfly Valley, 2 mi. SW of Keddie 1188 Comment
  CAS-BOT-BC135733  Iris hartwegii Mrs. H. C. Cantelow 1949-6-10 2 Plumas About 5 miles n. w. of Quincy Comment
  JEPS26740  Iris hartwegii subsp. hartwegii P. C. Hutchison 1961-6-9 2131 Plumas 0.4 mi. e. of Dam & store Round Valley Reservoir Comment
  CHSC54858  Isoetes bolanderi Vernon H. Oswald 1991-8-23 4846 Plumas Road to Juniper Lake Campground, 1.8 miles north of the park boundary. Lassen Volcanic National Park. 2072 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
  SEINET10473847  Iva axillaris Mary Susan Taylor 1982-8-27 Taylor 5047 Plumas T23N R16E se/nw sec 34. Chilcoot SW quad. SW corner of jct of Hwy 70 and rd to Loyalton, in Vinton. Roadside weedy area; 4900 ft. 1493 Comment
  SEINET10938086  Iva axillaris Mary Susan Taylor 1982-9-13 Taylor 5136 Plumas T23N R14E se/ne sec 27. Portola quad. Ramelli Ranch, in vicinity of Calpine Rd bridge (109) over Feather River, on s side of the river, ca. 1 mi w of Beckwourth. 4880 ft. 1487 Comment
  CDA25957  Ivesia aperta T. C. Fuller 1980-8-5 20292 Plumas South of the railroad, west of Highway A23 to Calpine, 1.3 km southwest of Beckwourth. 0 Comment
  SD135541  Ivesia aperta John Thomas Howell. 1975-7-22 51379 Plumas Sierra Nevada, Sierra Valley near Beckwourth 1493 Comment
  JEPS100321  Ivesia aperta var. aperta Dean W. Taylor 2001-7-12 17827 Plumas summit of Doyle Grade, drainage of Little Last Change Creek, 1 mile W of Meadow View Campground, at the junction of the Doyle Grade Road with the Frenchman Lake Road, growing in an area kept open by frequent vehicle traffic 1798 Comment
  RSA789731  Ivesia baileyi James R. Shevock 1985-7-6 11316 Plumas Plumas National Forest, Little Last Chance Creek on road to Frenchman Reservoir. 1750 Comment
  JEPS44336  Ivesia sericoleuca W. L. Jepson 1918-8-17 8034 Plumas Sierra Valley 1524 Comment
  SEINET10970309  Ivesia sericoleuca Mary Susan Taylor 1981-7-13 Taylor 4006 Plumas T23N R14E nw/sw sec 26 and ne/se sec 27, Portola quad; Ramelli Ranch, E side, S of Feather River, ca. 2 mi ESE of Beckwourth. 4800 ft elev. Sagebrush Scrub in dry sandy soil. 1463 Comment
  RSA718510  Juncus acuminatus L. Ahart 2006-10-23 13488 Plumas On the west side of Slate Creek (there is a large gravel flat caused by the dam), About 30 yards south of where the road ends, About 20 yards north of the dam across Slate Creek., About 1/8 mile northeast of Scales Road, About 5 1/2 miles (air) northeast of Strawberry Valley. 1282 Comment
  CHSC28166  Juncus balticus J. D. Jokerst 1979-6-23 282 Plumas In first meadow S. of Meadow Valley Cr. and E. of Forest Service rd. to Deanes Valley (S. of road between Bucks Lake and Quincy). Comment
  JEPS113875  Juncus balticus subsp. ater Lowell Ahart, Josephine Guardino 2007-7-20 14331 Plumas Strand of Lake Davis, about 100 yards west of Long Point, northeast side of Lake Davis 1763 Comment
  UCD141377  Juncus bufonius A. A. Heller 1907-7-3 8694 Plumas Red Clover valley. Comment
  JEPS113756  Juncus bufonius var. bufonius Lowell Ahart, John Dittes 2007-6-16 14104 Plumas Gravel bars along a small stream, on the south side of of County Road 111 (Beckwourth Gensee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis 1647 Comment
  JEPS114369  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
  CHSC91933  Juncus confusus Lowell Ahart; Josephine Guardino 2005-8-9 12265 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
  SEINET10472436  Juncus covillei Lowell Ahart 1985-7-11 Ahart 5123 Plumas Below the high water line of Little Grass Valley Reservoir, where the South Fork of the Feather River flows into the lake, about 4 1/4 miles north-east of La Porte. Comment
  CHSC92201  Juncus dubius Lowell Ahart; John Dittes 2005-9-19 12400 Plumas Along the sides of a good dirt road, about 1 1/4 miles east of Kettle Rock, about 1 1/4 miles southeast of Taylor Lake. 1989 Comment
  UCR100492  Juncus effusus var. exiguus P. J. MacKay 1980-9-7 s.n. Plumas Lake Almanor, Hwy 147 at junction with Hwy A-13. 1427 Comment
  CDA13754  Juncus ensifolius G. F. Hrusa, B. Smith, T. D. Wilfred 1996-8-11 13486 Plumas Sierra Nevada; E of upper Bull Run Creek off USFS 23N12E. Comment
  CHSC113841  Juncus ensifolius Lowell Ahart 2014-8-24 19734 Plumas On the west side of the dirt road, about one mile north of the bridge across the South Fork of the Feather River and the northeast part of Little Grass Valley Reservoir, about 5 miles (air) north of La Porte. 1563 Comment
  JEPS113838  Juncus ensifolius Lowell Ahart, John Dittes, Josephine Guardino 2007-8-10 14471 Plumas About 100 yards south of Beckwourth Gensee Road, there is a small quarry east of a poor road, the meadow and stream, about 2 miles (air) north of the north end of Lake Davis 1761 Comment
  JEPS115919  Juncus ensifolius Lowell Ahart, John Dittes 2009-7-27 16176 Plumas On dry to damp soil, about 5 yards northwest of the small dry pond, headwaters of Grizzly Gulch, 2.1 miles (air) northeast of Butt Valley Reservoir Dam 1479 Comment
  POM111085  Juncus ensifolius Marcus E. Jones 1897-7-2 s.n. Plumas Near Pratville at Clear Creek 1524 Comment
  JEPS45834  Juncus ensifolius Duncan Dunning 1922-7-13 Plumas 6-7 mi nw Quincy; Smith Lake Comment
  SEINET10472442  Juncus hemiendytus Lowell Ahart, Peter Ahart 1983-7-20 Ahart 4195 Plumas Ca. 1/4 mi e of Feather Fork Mine, ca. 5.5 mi n of La Porte. Red Fir Forest; 1800 m. 1800 Comment
  CHSC87840  Juncus hemiendytus var. hemiendytus Lowell Ahart; John Dittes, Josephine Guardino, Robert Schlising 2004-6-14 11053 Plumas On the north side of a small meadow, about 50 yards north of the dirt road, road goes to Lake Davis, about 1/2 mile west of Lake Davis, about 11 1/2 miles (air) northeast of Slote. 1777 Comment
  JEPS106086  Juncus hemiendytus var. hemiendytus Lowell Ahart, John Dittes, Josephine Guardino, Robert Schlising 2004-6-14 11053 Plumas On the north side of a small meadow, about 50 yards north of the dirt road, road goes to Lake Davis, about 1/2 mile west of Lake Davis, about 11 1/2 miles (air) northeast of Slote 1777 Comment
  SD192837  Juncus howellii Lowell Ahart 2008-8-13 15188 Plumas On the north side of Kenzie Ravine, on the east side of the road, ca. 0.5 mile east of Little Grass Valley Reservoir, ca. 4.0 miles northeast of La Porte. 1598 Comment
  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
  CAS-BOT-BC110167  Juncus luciensis A. A. Heller; P. B. Kennedy 1907-7-3 8695 Plumas Red Clover Valley. Comment
  CHSC24253  Juncus macrandrus K. R. Stern 1975-7-23 Plumas W side of Lake Almanor. Comment
  CHSC49618  Juncus mertensianus Vernon Oswald 1984-6-25 1319 Plumas La Porte-Quincy Rd., ca. 9.4 mi n-e of La Porte. In meadow. 1889 Comment
  CHSC78753  Juncus nevadensis L. P. Janeway 2000-7-16 6904 Plumas Northern High Sierra Nevada. Large meadow at Greens Flat; at head of Catrell Creek; about 3.7 km northwest of Middle Fork Feather River. 1722 Comment
  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
  JEPS114809  Juncus orthophyllus Lowell Ahart 2008-8-13 15162 Plumas East of La Porte Road, on the east bank of East Branch Creek, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte 1613 Comment
  SEINET8565591 Image available Juncus sphaerocarpus A. A. Heller, P. B. Kennedy 1907-7-3 8694 Plumas Red Clover valley Comment
  CHSC100341  Juncus tenuis Lowell Ahart 2008-8-13 15163 Plumas West edge of La Porte Road, west of East Branch Creek, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte. 1613 Comment
  JEPS122086  Juncus tenuis Lowell Ahart 2014-8-26 19789 Plumas On the south side of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. Comment
  RSA754873  Juncus tenuis L. Ahart, John Dittes 2009-9-7 16390 A Plumas Below the high water line of Lake Almanor, about 2000 feet NW of lake Almanor Dam. 1591 Comment
  CHSC597  Kalmia polifolia subsp. microphylla R. Carter 1964-7-4 138 Plumas On S shore of Green Island L. where creek empties into lake. 1706 Comment
  CAS-BOT-BC235661  Keckiella breviflora var. glabrisepala Lewis S. Rose 1968-6-12 68110 Plumas Feather River Canyon, 4 mi. w. of Belden 609 Comment
  JEPS85636  Keckiella lemmonii W. L. Jepson 1939-7-31 19295 Plumas half-way between Meadow Valley and Buck's Valley (Spanish Peak, lower slopes); Spanish Peak 1524 Comment
  NY790329  Keckiella lemmonii F. W. Pennell 1940-6-11 25808 Plumas Route 89. 7 miles south of Greenville 1188.7 Comment
  RSA755681  Keckiella lemmonii L. Ahart, John Dittes 2009-7-15 16099 Plumas Northeast of the power line, on the west side of Forest Service Road 2622, about 2.3 air miles southeast of Butt Valley Reservoir Dam. 1518 Comment
  UC103021  Keckiella lemmonii unknown 180 Plumas Dutch Hill Comment
  CHSC91939  Kelloggia galioides Lowell Ahart; Josephine Guardino 2005-8-9 12276 Plumas Sides of a deep depression (mining?) in a small drainage that runs into Fant Creek, west of the meadow, about 250 yards southwest of Fant Creek and the corral, north of Forest Road 27N09, about 6 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1597 Comment
  JEPS113821  Kelloggia galioides Lowell Ahart, Josephine Guardino 2007-7-21 14372 Plumas Around pine trees, north of a large meadow, about 30 yards south of the Beckwourth Taylorsville Road, about 2 1/4 miles (air) northwest of the most northwest part of Lake Davis 1813 Comment
  RSA447639  Kelloggia galioides Dorothy Davis 1923-7-4 s.n. Plumas Mohawk. 1372 Comment
  UCR123523  Kelloggia galioides George K. Helmkamp, Elizabeth Helmkamp 2001-7-7 Plumas Sierra Nevada Mountains, Calif. Hwy 36, 4.3 mi SW of its junction with Calif. Hwy 89, vicinity of Lake Almanor 1463 Comment
  UCR3551  Kelloggia galioides Wm. Horn Jr. 1963-6-24 630624- 01 Plumas Northern Sierra Nevada Mtns, Plumas National Forest. Meadow Valley, logged area 0.5 mi south of UC Forestry Camp 1341 Comment
  SEINET12326100  Kelloggia galioides W. Knight, Knight, I. 1983-1 4903 Plumas on road from Chester to Drakesbad near North Fork of Feather River Comment
  CAS-BOT-BC340356  Kyhosia bolanderi Anna Head 1921-8-14 s.n. Plumas Gray Eagle Meadow, Feather River Region 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-BC341570  Lagophylla ramosissima John Thomas Howell 1955-7-19 30745 Plumas Beckwourth 1493 Comment
  SEINET10474769  Lagophylla ramosissima Mary Susan Taylor 1981-8-31 Taylor 4252 Plumas California: T22N R12E se1/4 of se1/4 sec 25. Sierra City NE quad. Both sides of Hwy 89, ca. 0.5 mi S of Clio. Plumas County. 4400 ft. 1341 Comment
  UC54060  Lagophylla ramosissima H. M. Hall and E. B. Babcock 1903-7-1 4431 Plumas Indian Valley Sierra Nevada Mountains 1097 Comment
  HSC14211  Lamium amplexicaule R. P. Maynard, Jr. 1963-5-4 38 Plumas 7 mi. S of Lake Almanor on Hwy. 89 Comment
  CDA4176  Lathyrus latifolius D. G. Kelch, A. Smith, A. G. Murdock, Ruth Kirkpatrick 2006-6-2 6 .257 Plumas Along road at base of cliff about 15 miles E of Oroville. Mark 83. Comment
  CAS-BOT-BC205065  Lathyrus sulphureus C. L. Hitchcock 1950-5-28 19229 Plumas 5 miles SW of Greenville on road to Quincy Comment
  CHSC55694  Lathyrus sulphureus Steven Triano 1988-4-17 55 Plumas Along n side of Hwy. 89, ca 3.3 mi n of its jct. with Hwy. 70. 1005 Comment
  UCD106446  Lathyrus sulphureus C. L. Hitchcock 1950-5-28 19229 Plumas 5 miles SW of Greenville on road to Quincy. Comment
  JEPS103323  Ledum glandulosum Lowell Ahart 2002-7-6 9841 Plumas On the S side of the dirt road and S of the large meadow, on Rock Island Ridge, ca 3/4 mile SE of Soapstone Hill and the Oroville Quincy Highway, ca 1 1/2 miles (air) NE of Four Trees. 1611 Comment
  RSA59373  Ledum glandulosum E. K. Balls 1950-9-9 15770 Plumas West of Lakes Center Public Camp. 2043 Comment
  SEINET10482556  Ledum glandulosum var. californicum Lewis S. Rose 1969-6-24 Rose 69052 Plumas Butterfly Valley, 5 miles west of Keddie. Bogs. alt. ca 4300 feet. Comment
  CHSC69708  Leersia oryzoides Vernon Oswald; Lowell Ahart 1997-9-18 8872 Plumas Forest Rd. 26N26 (to Humbug Valley) 3.6 mi west of its junction with Caribou Rd. 938 Comment
  CAS-BOT-BC527250  Lemna John Thomas Howell 1977-8-11 52689 Plumas Canyon of Little Last Chance Creek between Chilcoot and Frenchmans Reservoir, Sierra Nevada 1706 Comment
  SEINET10971954  Lemna minor Mary Susan Taylor 1982-9-7 Taylor 5106 Plumas T23N R14E s/ne sec 28. Portola quad. Ramelli Ranch, s side of Feather River, ca. 2 mi w of Beckwourth. 4880 ft. Dry sandy soil; open Riparian. 1487 Comment
  JEPS106328  Lemna trisulca Lowell Ahart, John Dittes, Josephine Guardino, Robert Schlising 2004-6-14 11067 Plumas In a very small stream, in a large meadow, on the south side of the dirt road (Forest 24N10), about 1/4 mile west of Cow Creek, west of Lake Davis, about 9 1/4 miles northeast of Slote 1796 Comment
  CDA19926  Lepidium campestre J. Naughton 2002-7-7 101 Plumas Sierra Nevada; Plumas County Fairgrounds, near Lee Rd. 0 Comment
  CHSC101840  Lepidium campestre Lowell Ahart; John Dittes, Josephine Guardino 2009-6-15 15908 Plumas About 30 yards west of Lake Almanor Dam. 1421 Comment
  JEPS102471  Lepidium virginicum var. pubescens Lowell Ahart 2001-10-16 9389 Plumas Along the south side of Dixie Creek Road, about 1/4 mile west of Highway 89, about 2 1/2 miles SW of Crescent Mills. 1066 Comment
  CHSC63651  Leptosiphon ciliatus B. Castro; R. Zebell 1989-7-20 329 Plumas Off the S end of Walker Plains, on S side of the Oro-Quincy Hwy. 1539 Comment
  SEINET4566953 Image available Leucocrinum montanum James R. Shevock 1985-5-19 11173 Plumas Northern Sierra Nevada. Plumas National Forest, along road 26N70 at Red Clover Valley, and 3.3 miles south of junction with road 28N01. 1800 Comment
  CAS-BOT-BC59608  Leucothoe davisiae E. K. Balls 1950-9-5 15681 Plumas Thomspson Creek, along trail to Little Volcano. 1402 Comment
  CHSC82355  Leucothoe davisiae Lowell Ahart 2002-7-6 9842 Plumas On the south side of the dirt road and south of the large meadow, on Rock Island Ridge, about 3/4 mile southeast of Soapstone Hill and the Oroville Quincy Highway, about 1 1/2 miles (air) northeast of Four Trees. 1611 Comment
  JEPS16622  Leucothoe davisiae Rimo Bacigalupi with Aldo Bacigalupi 1952-8-19 3952 Plumas e shore of Long Lake, Plumas - Sierra County Boundary Long Lake; Mount Elwell region, Long Lake 1889 Comment
  SD46618  Leucothoe davisiae Robert J. Weatherby 1950-8-11 1523 Plumas Along springy area, Mt. Elwell, Lakes Basin area. 2225 Comment
  SD7777  Leucothoe davisiae Mrs. R. M. Austin 1880-1 Plumas Comment
  CAS-BOT-BC233816  Lewisia cantelovii M. S. Taylor 1981-8-20 4233 Plumas South side of Caribou Road, 0.1 mile north of its jct with Hwy. 70, ca. 1.5 miles northeast of Belden 731 Comment
  JEPS109893  Lewisia cantelovii Dean W. Taylor 2004-8-14 19237 Plumas Feather River Canyon, North Fork Feather River, Caribou Road (Forest Road 21N26) 4.1 miles North from Highway 70 822 Comment
  UCD101589  Lewisia cantelovii Jack Major 1966-7-10 s.n. Plumas Feather River Canyon, just east of Tobin (on US Alternate 40). 609 Comment
  CAS-BOT-BC444170  Lewisia nevadensis Mrs. H. C. Cantelow 1939-5-19 4207 Plumas W. of Bucks Lake 10 1/2 mi. Comment
  CAS-BOT-BC444181  Lewisia nevadensis M. S. Taylor 1982-5-17 4460 Plumas Jct of rds 22N54 & 22N88, ca. 2 mi se of Portola, n slope of Beckwourth Peak. 1737 Comment
  CAS-BOT-BC444183  Lewisia nevadensis Margaret Williams 1966-7-11 s.n. Plumas Luther Ridge above Jamison Creek and Johnsville 2286 Comment
  CAS-BOT-BC444569  Lewisia triphylla Lloyd W. Swift 1932-7-11 66 Plumas Plumas National Forest. Tamarack R. S. 1706 Comment
  CAS-BOT-BC444575  Lewisia triphylla Gladys L. Smith 1976-6-7 4593 Plumas Central summit area of secondary road from Rte. 70 to La Porte 1950 Comment
  CAS-BOT-BC283807  Leymus cinereus John Thomas Howell 1955-7-19 30758 Plumas Beckwourth 1493 Comment
  UCD65625  Leymus triticoides A. A. Beetle 1941-6-28 2793 Plumas 5 miles W of Chester. 1524 Comment
  CHSC118836  Ligusticum grayi Wendy L. Boes 2015-6-26 2015026 C Plumas Plumas National Forest. Located near Moonlight Valley, south of Forest Service road 28N30C, northwest of 27N72. UTM 688052 E, 4451991 N, NAD83 Zone 10N. 1825 Comment
  CAS-BOT-BC509346  Lilium kelleyanum Mrs. A. H. Rodda 1932-7-1 s.n. Plumas Gold Lake Comment
  CAS-BOT-BC509348  Lilium kelleyanum M. S. Taylor; G. Rotta 1982-6-14 4669 Plumas Above Caribou Rd, 1.8 mi ne of Queen Lily Campground, ca 7 air mi ne of Beldon 853 Comment
  CHSC78402  Lilium pardalinum subsp. pardalinum Vernon H. Oswald 2000-6-9 9927 Plumas Caribou Road 1.6 mi north of Hwy. 70. 743 Comment
  RSA60136  Lilium washingtonianum E. K. Balls 1950-9-5 15678 Plumas Thompson Creek, main trail off La Porte road, turn off highway 24, east of Quincy. 1524 Comment
  CAS-BOT-BC133085  Lilium washingtonianum subsp. washingtonianum David D. Keck 1932-7-3 1644 Plumas Hillside south of town, Quincy, in the Northern Sierra Nevada 1220 Comment
  CHSC102676  Limosella acaulis Lowell Ahart; John Dittes 2009-9-7 16402 Plumas On dry to damp bare soil, below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam. 1591 Comment
  CHSC81627  Limosella acaulis Lowell Ahart 2001-10-8 9307 Plumas On the sides of Boulder Creek, below the high water line of Antelope Lake, about 24 mies (air) northeast of Quincy. 1522 Comment
  JEPS113425  Limosella aquatica Lowell Ahart, John Dittes 2007-6-17 14177 Plumas Along Red Clover Creek, about 30 yards east of County Road 111 (Beckwourth Genesee Road), about 1/4 mile east of bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis 1654 Comment
  SEINET10898116  Limosella aquatica Lowell Ahart, Peter Ahart 1985-9-26 Ahart 5171 Plumas Below the high water line of Little Grass Valley Reservoir, where the South Fork of the Feather River flows into the lake, about 4 1/4 miles north-east of La Porte. Comment
  UC164544  Linanthus filipes H. M. Hall Jun 1912 Plumas near Alderson's; Yosemite National Park Comment
  UCD73085  Linnaea borealis John M. Tucker 1948-7-25 1735 Plumas Woods in vicinity of Cascade. 1615 Comment
  POM186546  Listera convallarioides D. D. Keck 1698 Plumas Quincy, in the northern Sierra Nevada. Water supply canyon to the left hand just south of town. 1067 Comment
  SEINET10483004  Lithophragma Mary Susan Taylor 1982-5-6 Taylor 4411 Plumas T24N R8E se/sw sec 13. Bucks Lake NE quad. On wet clayey serpentine ridge, ca. 3/4 mi ne of 24N29, ca. l mi e of Meadow Valley. 3800 ft. 146 Comment
  UC1584010  Lithophragma bolanderi G. Schoolcraft 1990-5-9 2025 Plumas about 1 mi w Crescent Mills 1463 Comment
  CAS-BOT-BC435466  Lithophragma glabrum Robert J. Weatherby 1955-6-26 1547 Plumas Mud Lake, Lakes Basin Area. 2194 Comment
  CAS-BOT-BC435468  Lithophragma glabrum L. P. Janeway 1991-5-29 3975 Plumas Crocker Mtn. quad. North-facing slope in small valley on northwest side of Red Clover Valley and just over a low pass southeast of Poco Creek. 1722 Comment
  UCD102739  Lithophragma parviflorum Matt Georgeff 1992-5-18 22 Plumas Near Portola, right at Davis Lake turnoff, meadow on left at Davis Lake. 1615 Comment
  JEPS113784  Lithophragma parviflorum var. parviflorum Lowell Ahart, John Dittes, Josephine Guardino 2007-6-9 14059 Plumas About 100 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis 1857 Comment
  CAS-BOT-BC428430  Lithophragma tenellum John Thomas Howell 1951-6-28 27691 Plumas Eureka Peak 2133 Comment
  CHSC35927  Lithospermum ruderale M. S. Taylor 1982-5-19 4486 Plumas Ramelli Ranch e side, s of Hwy 70, ca. 1 mi w of Beckwourth. 1463 Comment
  RSA107458  Lithospermum ruderale L. S. Rose 1955-7-19 55144 Plumas Beckworth 1494 Comment
  CHSC42611  Lomatium dissectum var. multifidum Vernon Oswald 1986-6-2 2079 Plumas Rd. A-15, 5.2 mi sw of Hwy 70 at Portola. 1524 Comment
  CHSC72419  Lomatium foeniculaceum subsp. macdougalii L. P. Janeway 1998-6-24 5668 Plumas North side of Last Chance Creek just northeast of Jordan Flat, 600 ft north of Road 28N03 0.3 mi west of Road 101. 1792 Comment
  UC1485817  Lomatium hendersonii G. Ledyard Stebbins 1982-6-14 C 202 Plumas S of Susanville (Diamond Mountain Ridge) 2225 Comment
  CHSC42313  Lomatium nevadense Oberholtzer 1986-3-26 Plumas Belden. 762 Comment
  CDA14123  Lomatium nudicaule G. F. Hrusa 1997-5-3 13813 Plumas Sierra Nevada; W side of Rattlesnake Creek, straddling Hwy 70 approx. 15 mi. E of Quincy. N side of Hwy 70. Comment
  RSA97323  Lomatium nudicaule F. W. Peirson 1926-6-21 6789 Plumas Lake Almanor Comment
  RSA0049614  Lomatium roseanum Dean Wm. Taylor 2012-6-7 21235 Plumas Diamond Mountains; ridgetop 1 mile east of Diamond Peak 2225 Comment
  CHSC54467  Lonicera involucrata var. involucrata Vernon H. Oswald; Lowell Ahart 1991-7-30 4787 Plumas Humbug Rd at Grizzly Creek, 5.2 miles (odometer) northeast of Humbug Summit (between Humbug Summit and Humbug Valley). 1777 Comment
  RSA498781  Lotus oblongifolius Dorothy Davis 1923-08 s.n. Plumas Johannesville 1524 Comment
  UC1129104  Lotus oblongifolius var. oblongifolius F. W. Embree 1934-6-6 73 Plumas s slope Bucks Mtn.; Plumas National Forest, Bidwell Bar Quad. 1524 Comment
  CHSC81804  Ludwigia palustris Lowell Ahart 2001-10-16 9372 Plumas On the northwest side of Round Valley Reservoir, just below the road, about 2 1/2 miles southwest of Greenville. 1363 Comment
  RSA0077086  Lupinus adsurgens Daisie Huang 2006-8-11 06081105 Plumas Quincy-La Porte Rd.13536.75 Comment
  UCR274624  Lupinus adsurgens Daisie Huang 2006-8-11 60811- 04 Plumas Rattlesnake Creek, north of Hwy 70 1284 Comment
  RSA0076011  Lupinus albicaulis Daisie Huang 2006-8-11 06081109 Plumas Hwy 89 outside Greenville. 1048 Comment
  UC1542847  Lupinus albicaulis M. L. Conrad, LeDoux, and Kenney 1973-6-5 7050 Plumas off Hwy 70 Plumas National Forest (Plumas National Forest) 1066 Comment
  RSA431058  Lupinus albicaulis subsp. wolfianus M. L. Conrad, Dunn, Kenney 1973-6-5 7061 Plumas West side of Quincy on Meadow Valley Road. 1037 Comment
  SEINET10544040  Lupinus albicaulis subsp. wolfianus J. C. Downey 1964-6-28 Downey 11 B Plumas Crescent mill. Host lupine a glabrous 1082 Comment
  JEPS106190  Lupinus apertus Lowell Ahart, Josephine Guardino 2004-5-24 10944 Plumas About 300 yards south of a good dirt forest road, about 1/2 mile west of Squirrel Creek, about 1/10 mile north of the railroad, Greenhorn Creek, and Highway 70, about 7 miles (air) southeast of Quincy 1204 Comment
  JEPS85918  Lupinus apertus L. P. Janeway 1990-7-12 3793 C Plumas saddle along top of Eureka Ridge ca 1.0 mi s of the head, Beckwourth Ranger District Bear Creek; Plumas National Forest, Johnsville Quad., Bear Creek 2118 Comment
  RSA29125  Lupinus apertus J. T. Howell 1951-6-27 27606 Plumas Jamison Creek. 1890 Comment
  UCR88090  Lupinus arbustus subsp. silvicola Walter Knight, J. T. Howell, I. Knight, G. H. True 1967-6-12 1941 Plumas Butterfly Botanical Area and Vicinity. Fern Glenn 1098 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
  SEINET10490670  Lupinus caudatus subsp. caudatus Mary Susan Taylor 1982-8-19 Taylor 5025 Plumas T26n, r14e ne1/4ne1/4, 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; with wyethia mollis. 1829 Comment
  SEINET10903846  Lupinus confertus Mary Susan Taylor 1982-8-8 Taylor 4792 Plumas T23n, r14e, nw1/4se1/4 sec 27. Portola quad. Corolla pale blue. Along dirt Rds. S side of feather river in ramelli ranch, ca 1 mi. Sw of beckwourth. Sagebrush scrub. With eschscholzia californica. 1487 Comment
  CAS-BOT-BC215382  Lupinus dalesiae M. S. Taylor 1982-6-7 4616 Plumas Along spur road off Burton Gulch road along Spanish Creek, ca. 2 air miles N of Meadow Valley 1219 Comment
  CAS-BOT-BC215384  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-BC215390  Lupinus dalesiae M. S. Taylor 1982-6-2 4597 Plumas Along 23N11, on loop through Cogswell Ravine, 3.2 miles NE of Jackson Creek Campground, ca. 5 air miles N of Mohawk 1737 Comment
  CHSC35908  Lupinus dalesiae M. S. Taylor 1982-6-17 4701 Plumas N side of 23N09.1- Eureka Ridge Rd, 0.2-0.3 mi w of its jct with Popular Creek Rd (23N08), s of Sloat. 1402 Comment
  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
  CHSC39591  Lupinus dalesiae Lowell Ahart 1983-7-14 4193 Plumas Growing on a bank along the South Fork of the Feather River, south of the Feather Fork Mine, about 1 1/2 miles north-east of Little Grass Valley Res., about 5 1/2 miles north of La Porte. 1750 Comment
  CHSC88820  Lupinus dalesiae L. Hanson 1988-5-23 331 Plumas Plumas National Forest. Five Corners at Deadwood Saddle. 1463 Comment
  JEPS111229  Lupinus dalesiae Steve Matson 2005-5-28 1246 a Plumas East of Twain ca. one mile on Forest Service rd., south side of Feather River; next to road on south side road cut. 40.0174 N 121.0594 W. Elevation 3,100 ft. 944 Comment
  RSA71299  Lupinus dalesiae L. S. Rose 1951-6-28 s.n. Plumas Above Eureka Lake, north of Johnsville 2073 Comment
  UCD107625  Lupinus dalesiae L. P. Janeway 1990-6-8 3706 Plumas Plumas National Forest, Beckwourth Ranger District. Little Long Valley; along rd 23N12 ca. 0.6 of jct with rd 23N51. 1722 Comment
  UCD107631  Lupinus dalesiae M. S. Taylor 1982-6-16 4680 Plumas along spur rd off Thompson Creek Rd (24N26), 0.2-0.3 mi from its jct, ca. 3 mi se of Quincy. Comment
  SEINET10485201  Lupinus dalesiae Mary Susan Taylor 1982-5-25 Taylor 4528 Plumas T23n r11e ne1/4se/14 sec 17. Blue nose mt quad. Corolla yellow. Steep Roadcut on phyllite, w side of peoria creek rd (23n10), 2.1 - 2.2 mi. W of its Jct with poplar creek near sloat. With acer macrophyllum, calocedrus Decurrens. 1341 Comment
  SEINET10485209  Lupinus dalesiae Taylor 1982-6-27 Taylor 4546 Plumas Bucks lake northeast quad. West side of bucks lake-spanish creek rd across From 1084 residence in meadow valley; on road cut in pine openings. With viola Bakeri, trifolium breweri, pteridium aquilinum. 1128 Comment
  SEINET10970249  Lupinus dalesiae Mary Susan Taylor 1981-7-15 Taylor 3904 Plumas T24n r8e ne1/4se1/4 sec 1. Bucks lake ne quad. Jct of 24n27 and 24n27 (a loop Around smith lake), ca 2 mi. N of its jct with bucks lake rd, ca 3 mi. Ne of Meadow valley. Assoc.: Allium campanulatum, ceanothus integerrimus. 1158 Comment
  SEINET8042172  Lupinus formosus A. A. Heller, P. B. Kennedy 1907-7-16 8866 Plumas Grade between Genessee valley and Summit Comment
  UCSB63568  Lupinus formosus Jokerst, James 1985-6-10 Plumas Indian Creek Small Hydro Survey; upper edge of reconstruction zone of Hwy. 70: T26N R9E NE1/4 NW1/4 Sect. 35 Comment
  JEPS106020  Lupinus grayi Lowell Ahart, John Dittes, Josephine Guardino 2004-5-24 10957 Plumas Along the margins of an old logging road, about 400 yards south of a good dirt forest road, about 1/8 mile north of the railroad, Greenhorn Creek, and Highway 70, about 3/4 mile west of Squirrel Creek, about 7 miles (air) southeast of Quincy 1251 Comment
  SEINET10484001  Lupinus grayi Mary Susan Taylor 1982-5-26 Taylor 4534 Plumas T23N R10E nw/nw sec 12. Spring Garden quad. Both sides of Fells Creek Rd - 23N22, 4.0 mi w of Lee Summit, ca. 2 air mi sw of Sloat. 4400 ft. Mixed Coniferous Forest. 1341 Comment
  SEINET10489239  Lupinus latifolius subsp. longipes Mary Susan Taylor 1982-8-21 Taylor 4890 Plumas T23n r10e se1/4se1/4 sec 9. Blue nose mt quad. Corolla pale blue. Along Willow creek ca 0.5 mi. Nw of nelson point, ca 5 mi. Se of quincy. Shaded & Moist. With boykinia major, chrysanthemum parthenium. 1311 Comment
  UCR274638  Lupinus lepidus Daisie Huang 2006-8-11 60811- 07 Plumas Hwy 89, just past the Lake Almanor spillway 1381 Comment
  CHSC97216  Lupinus lepidus var. confertus Lowell Ahart; Josephine Guardino 2007-7-20 14330 Plumas Strand of Lake Davis, about 100 yards west of Long Point, northeast side of Lake Davis. 1763 Comment
  SJSU10714  Lupinus lepidus var. sellulus J. W. Tilden 1958-6-29 1305 Plumas SW shore of L Almanor 1828 Comment
  UC1542921  Lupinus lepidus var. sellulus G. Schoolcraft 1987-6-17 1738 Plumas about 2 mi n Chester; n of Chester 1402 Comment
  SEINET8056241  Lupinus lepidus var. sellulus A. A. Heller, P. B. Kennedy 1907-7-9 8772 Plumas Prattville Comment
  JEPS100592  Lupinus leucophyllus Dean W. Taylor 1974-10-1 5043 Plumas Wade Lake, Jamison Creek drainage, ca. 3 miles S of Plumas-Eureka State Park, 2000 m elev. 1999 Comment
  POM181087  Lupinus meionanthus P. B. Kennedy, A. A. Heller, B. B. Kennedy 1907-7-16 8864 Plumas Genessee Valley Comment
  CHSC62357  Lupinus obtusilobus B. Castro 1990-7-30 435 Plumas Ca 4.5 mi SW of Bucks Lake, along both sides of the Oro-Quincy Hwy near the 'French Hotel' area. 1722 Comment
  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
  SEINET10490189  Lupinus polyphyllus subsp. superbus Taylor 1982-7-14 Taylor 4832 Plumas Almanor ne quad. Corolla deep blue. Near jct. Of 27n92 and 26n18 in long Valley around creek, ca 4 air mi w of greenville. With penstemon oreocharis, Achillea lanulosa. T.26n, r.9e, sec.7, ne 1/4 of sw 1/4. 1676 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
  UC1129676  Lupinus rivularis F. W. Embree 1934-6-12 44 Plumas 1 mi w Bucks Ranch; Plumas National Forest, Bidwell Bar Quad. 1615 Comment
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Jul 19 2018
  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
  SEINET10488892  Lupinus sellulus John Thomas Howell 1955-7-19 Howell 30811 Plumas Vinton, California. 1509 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
  CHSC39463  Lupinus stiversii Jennifer Grant 1984-4-19 11 Plumas Ca. 40 mi ne of Oroville and 50 yds e of the N. Fk. Feather River. 609 Comment
  UCD109588  Lupinus stiversii M. Vincent 1964-4-8 528 Plumas 1 mile northeast of Storrie. Comment
  CAS-BOT-BC436596  Luzula cascadensis Mary Strong Clemens 1938-7-4 s.n. Plumas Greenville Comment
  CAS-BOT-BC436598  Luzula cascadensis John Thomas Howell 1960-7-18 35506 Plumas Lassen Volcanic National Park: Drakesbad 1828 Comment
  POM290431  Luzula comosa Lyman Benson 1932-7-29 4009 Plumas Buck Lake, Sierra Nevada Mountains. Feather River Drainage Area. 2134 Comment
  CHSC110468  Luzula comosa var. laxa L. P. Janeway 2013-6-2 11125 Plumas Northern High Sierra Nevada. Small meadow 0.3 km east-southeast of the Buckhorn survey monument on the eastern end of Red Mountain. 1892 Comment
  CHSC63296  Luzula comosa var. laxa Lowell Ahart 1994-6-12 7319 Plumas Near Cedar Flat, on the west side of Faggs Mine Road, south-west of a small branch of Willow Creek, about 1 1/4 miles (air) south of Bucks Lake. 1706 Comment
  CHSC63704  Lycopus uniflorus Vernon H. Oswald 1994-9-6 6474 Plumas Last Chance Marsh near the head of the meadow on the N side of the Hwy. 36 Causeway at Lake Almanor. 1373 Comment
  CHSC81382  Lythrum portula Lowell Ahart 2001-9-18 9284 Plumas Near the edge of Freeman Creek, on the strand of Lake Davis. 1761 Comment
  RSA7943  Machaeranthera canescens var. shastensis H. A. Barker 1927-7-16 814 Plumas Along Feather River near Mohawk. 1372 Comment
  CAS-BOT-BC344470  Madia exigua John Thomas Howell 1962-6-17 37676 Plumas Butterfly Valley 1036 Comment
  CDA14658  Madia exigua G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-23 3095 Plumas 1.8 miles north of Lawrence Street on Highway 70/89, Quincy. 1066 Comment
  CHSC118705  Madia exigua Wendy L. Boes; Jim Battagin 2015-5-12 2015001 G Plumas Plumas National Forest. Location between Forest Service Road 25N18Y and Caribou Road, south of Northfork Campground. UTM 652180 E, 4433328 N, NAD83 Zone 10N. 792 Comment
  CAS-BOT-BC342859  Madia glomerata M. S. Taylor 1981-8-31 4253 Plumas S side of Hwy 89, ca. 0.5 mi s of Clio 1341 Comment
  JEPS114382  Madia glomerata Lowell Ahart 2008-9-10 15382 Plumas On the sides of Onion Valley Creek, in the northeast part of Onion Valley, about 3/4 mile northwest of Pilot Peak, about 1/2 mile east of the Quincy La Porte Road, about 9 1/2 miles (air) northeast of La Porte 1916 Comment
  JEPS120495  Madia glomerata L. P. Janeway 2012-10-17 11076 Plumas Northern High Sierra Nevada. Plumas National Forest; 500 m east of Little Grass Valley Reservoir high water line and 200 m south of Kenzie Ravine. Comment
  UC176512  Madia glomerata A. A. Heller and P. B. Kennedy 1907-7-18 8883 Plumas Beckwith Comment
  CAS-BOT-BC342847  Madia glomerata Greg Sommers 1976-8-3 205 Plumas Sierra Valley Marsh, 1 km southeast of metal bridge on Dyson Lane 1524 Comment
  UC185676  Madia glomerata Katharine Brandegee Plumas Portola Comment
  CAS-BOT-BC343279  Madia gracilis John Thomas Howell 1961-6-21 36601 Plumas Greenville 1097 Comment
  CAS-BOT-BC343286  Madia gracilis John Thomas Howell; Gordon H. True 1967-7-11 43317 Plumas About 3 miles southeast of Mt. Hough 1706 Comment
  CHSC34890  Madia gracilis M. S. Taylor 1981-9-14 4276 Plumas Around the ponds, headwaters of Rush Creek, near its jct with Cow Creek, ca. 5 mi ese of Greenville. 1584 Comment
  CAS-BOT-BC343288  Madia gracilis C. R. Quick 1957-6-15 57 -02 Plumas About 1/2 mile s. of Lake Almanor Comment
  SEINET10474822  Madia minima Mary Susan Taylor 1974-5-18 Taylor 248 Plumas Vicinity of Tobin and Butterfly Valley, Hwy 70. Comment
  SDSU11969  Maianthemum stellatum R. M. Beauchamp 1965-7-17 Plumas Growing in shady area subject to flooding in field next to Feather River, 1/2 mile north of Chester. Comment
  SEINET10475282  Malacothrix floccifera Mary Susan Taylor 1982-6-14 Taylor 4674 Plumas T25N R9E nw sec 4. Greenville SW quad. On ridge w of and above Indian Falls in 1981 burn area. 4300 ft. 1310 Comment
  CAS-BOT-BC348177  Matricaria discoidea Alice Eastwood 1927-6-18 14695 Plumas United States Forest Reserve. Greenville Comment
  CAS-BOT-BC269226  Melica aristata John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-26 54379 Plumas 0.75 miles northeast of Bucks Summit on road to Quincy 1600 Comment
  JEPS102940  Melica aristata L. P. Janeway 2001-7-3 7260 Plumas Northern High Sierra Nevada. Top of south-facing slope overlooking Middle Fork Feather River; head of Sherman Creek 1707 Comment
  CHSC33608  Melica bulbosa M. S. Taylor; M. Foster 1981-6-10 3884 Plumas In Red Clover Valley, Overland Inc Ranch, ca. 300 yds se of corral, ca. 3/4 mi n of Genesee-Beckwourth Rd, ca. 11 air mi nw of Beckwourth. 1676 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-BC282089  Melica fugax John Thomas Howell; et al. 1967-6-12 1953 Plumas Butterfly Botanical Botanical Area and Vicinity. Fern Glen 1097 Comment
  CAS-BOT-BC282105  Melica fugax Lowell Ahart 1989-7-2 6342 Plumas On the NW side and near the summit of Pilot Peak, about 10 miles NE of La Porte 2255 Comment
  CHSC95056  Melica fugax L. P. Janeway; B. Castro 2006-6-3 8657 Plumas Northern High Sierra Nevada. West side of Thompson Valley 1.6 km north of the mouth of McReynolds Creek at Red Clover Creek. East-facing sagebrush slope near meadow edge. 1673 Comment
  CAS-BOT-BC282078  Melica fugax John Thomas Howell 1960-7-18 35603 Plumas Drakesbad 1828 Comment
  CHSC111744  Melica harfordii Lowell Ahart 2012-7-1 18259 Plumas About 1/4 mile east of Caribou Road, about 3 1/2 miles (air) northeast of Belden. On dry bare disturbed red soil, on the sides and in the gutter of the dirt road to the large pipe. 807 Comment
  RSA101405  Mentha canadensis R. Weatherby 1955-8-4 1670 Plumas No Ear Bar, Middle Fork Feather River 915 Comment
  RSA52915  Mentha spicata R. Weatherby 1950-7-21 1475 Plumas East Quincy. 1037 Comment
  CAS-BOT-BC223707  Mentzelia W. Harnach; N. Harnach 1989-6-29 205 Plumas Sierra Valley. Beckwith [Beckwourth] Pass on the north side of Hwy. 70 1539 Comment
  SEINET8655882  Mentzelia albicaulis W. Harnach 2014-4-29 1385 Plumas 1.2 miles north of Chilcoot on Frenchman Rd. than 1.45 miles NE on USFS Rd. 24N88. 1654 Comment
  NY621932  Mentzelia dispersa R. M. Austin 07 1878 s.n. Plumas Big Meadows Comment
  RSA104164  Mentzelia dispersa R. M. Austin 1879-07 s.n. Plumas Butterfly Valley. Comment
  UC1094007  Mentzelia montana Lewis S. Rose 1955-7-19 55139 Plumas Beckworth 1493 Comment
  CAS-BOT-BC170848  Mentzelia veatchiana W. Harnach; N. Harnach 1990-6-16 384 Plumas Frank Dotta Ranch, Sierra Valley 1524 Comment
  JEPS102262  Mentzelia veatchiana L. P. Janeway 1996-6-5 4987 Plumas Northern High Sierra Nevada/Modoc Plateau. Ramelli Ranch; northwest corner of Sierra Valley; 400 ft south of Middle Fork Feather River and 300 ft west of the road to Calpine. 1488 Comment
  CHSC21683  Menyanthes trifoliata D. Brink; L. Mayer 1975-8-6 Plumas In shallow water @ Mud Lake. Comment
  CHSC107452  Micranthes nidifica Matt Simenc; Rebecca Joyner 2011-7-2 8 Plumas Northern High Sierra Nevada. 0.25 miles (air) SE of Hwy 120 (La Porte Quincy Highway/ The Hogback) where it crosses Onion Valley Creek. 0.25 miles N of Pacific Crest Trail. Exposed, sunny, NE facing ridge on S side of Onion Valley Reservoir. 1965 Comment
  CAS-BOT-BC348337  Micropus californicus Lewis S. Rose 1968-6-11 68102 Plumas Butterfly Valley, 4 mi. s. of Keddie 1036 Comment
  CHSC87837  Microseris nutans Lowell Ahart; John Dittes, Josephine Guardino 2004-6-6 11009 Plumas Near a very small flat drainage, on the east side of the logging road, about 3 miles (air) south of Lower Taylor Rock, about 7 miles (air) northeast of Quincy. 1344 Comment
  CHSC97180  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
  CAS-BOT-BC349340  Microseris nutans Anna Head 1920-8-4 s.n. Plumas Woods near Lake Center Camp, Feather River Region 1920 Comment
  SEINET3840876  Microseris nutans G. Douglas Barbe, Thomas C. Fuller 1982-6-15 3702 Plumas East -facing slope, 0.8 miles west of Junction on road to Red Hill Lookout and road to Cherry Hill (U.S.F.S Road # 26N22F); 3.3 miles east of Red Hill Summit, Plumas National Forest, Serpentine 1490 Comment
  RSA285894  Mimulus aurantiacus var. grandiflorus D. C. Michener 1981-7-17 4019 Plumas Sierra Nevada. CA 70 ca 1.3 miles north of Tobin. Dry rock outcrop/road cut above North Fork of the Feather River. Comment
  RSA74135  Mimulus aurantiacus var. grandiflorus Milo S. Baker 1952-5-27 12474 Plumas Feather River Canyon at Camp Storrie. In rock crevices along Hwy 24 Comment
  JEPS113599  Mimulus guttatus Lowell Ahart, Josephine Guardino 2007-7-21 14388 Plumas Bottom and sides of a small stream, about 30 yards south of the Beckwourth Taylorsville Road, south of the intersection with Forest Road 25N41Y, about 2 1/4 miles (air) northwest of the most northwest part of Lake Davis 1799 Comment
  JEPS11523  Mimulus guttatus R. H. Platt 1891-1 18 m Plumas near Prattville; Sierras Comment
  LA209360  Mimulus guttatus Mrs. C. W. Hollis; 1928-6-30 sn Plumas Mt. Lassen National Forest, Drakesbad Comment
  POM147037  Mimulus guttatus Alice Eastwood 1927-06 14559 Plumas United States Forest Reserve, Forest Lodge, Greenville. Comment
  RSA60798  Mimulus moschatus I. L. Wiggins 1948-9-15 12054 Plumas Between Onion Creek and Middle Fork of the Feather River. Comment
  RSA101423  Mimulus moschatus var. sessilifolius R. Weatherby 1955-8-12 1682 Plumas McFarland Creek near Morrow Creek, above Meadow Valley. 1433 Comment
  JEPS81482  Mimulus nanus var. mephiticus M. S. Taylor 1982-7-21 4896 Plumas ca. 5 mi se Quincy (s end of Bachs Creek Ridge); Quincy quad. 1752 Comment
  JEPS96020  Mimulus nanus var. mephiticus Vernon H. Oswald and Lowell Ahart 1996-8-14 8161 Plumas Road paralleling Spanish Creek near Greens Flat ca. 2 mi (air) NW of Meadow Valley (on the Oroville-Qunicy Hwy.), northern High Sierra Nevada, Yellow Pine Forest. 1127 Comment
  RSA422245  Mimulus nanus var. mephiticus Dorothy Davis 1923-08 s.n. Plumas Gold Lake. 2439 Comment
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Nov 13 2013
  RSA71300  Mimulus nanus var. mephiticus L. S. Rose 1951-6-27 51041 Plumas Jamison Creek, SW of Johnsville. 1890 Comment
  UC1585910  Mimulus nanus var. mephiticus Barbara Ertter with Gary Schoolcraft 1989-7-3 8647 Plumas ca. 8 air mi s Susanville (near road below Red Rock lookout) 2255 Comment
  UC1552716  Mimulus nasutus Frederica Bowcutt 1985-6-6 575 Plumas about 15 air mi ne Quincy; Plumas National Forest, Red Clover Creek Comment
  JEPS98998  Mimulus pilosus Lowell Ahart 2001-10-8 9303 Plumas On the sides of Boulder Creek, below the high water line of Antelope Lake, about 24 mies (air) NE of Quincy. 1522 Comment
  RSA101397  Mimulus torreyi R. Weatherby 1955-7-21 1647 Plumas Bottle Springs, near Middle Fork Feather River. 1616 Comment
  RSA309187  Mimulus torreyi W. L. Jepson 1927-6-23 12318 Plumas Warner Springs. 1585 Comment
  RSA519039  Mimulus torreyi Barbara J. Ertter 1989-7-4 8684 Plumas 2.2 miles west of junction with Highway 89 and Highway 36 southwest of Chester. 1463 Comment
  CAS-BOT-BC174704  Minuartia nuttallii D. A. McMillan 1915-7-15 14 Plumas Plumas National Forest. Yellow Creek ridge 1371 Comment
  JEPS48659  Mitella breweri Esther C. Fritz 1933-7-15 Plumas stream bank in meadow w Spanish Peak 2133 Comment
  RSA121479  Mitella breweri A. Lewis 1934-6-18 489 Plumas 1 mile NW of Whiskey Diggins 1402 Comment
  CHSC79489  Moehringia macrophylla G. F. Hrusa; E. Sandoval 1993-5-30 11140 Plumas Snake Lake Vicinity. In coniferous forest surrounding Snake Lake. [Original lat./long. on label is '39 58 N; 120 59 W']. 1250 Comment
  SEINET7718092  Monardella Unknown Plumas Big Meadows Comment
  CHSC82106  Monardella follettii L. P. Janeway 2001-8-5 7418 Plumas High Cascade Range. Top of ridge between Yellow Creek and North Fork Feather River (and Caribou Road). 1445 Comment
  SJSU15281  Monardella follettii S. Woolhouse 2010-7-20 3 Plumas Near old mine barrens and Bean Hill. Along forest service road 25N17. Comment
  UCSC008317  Monardella follettii Brett Smith 2012-7-25 BAS 012 Plumas 220m NNW of Tallest Point in area, 150m SW of intersection of 26N25 and 26N26. 1416 Comment
  SEINET10582323  Monardella follettii A. Graff 1993-7-22 Graff 306 Plumas Plumas National Forest. Meadow Valley Rd. south from Virgilia, on the left roadside, 3 miles from the Union Pacific RR crossing of the East Branch Feather River. T25N,R8E,S30. Locally frequent, growing on a serpentine road cut filling in with Pseudotsuga menziesii and Calocedrus decurrens. Comment
  SEINET10961425  Monardella follettii A. Graff 1993-7-23 Graff 339 Plumas Plumas National Forest, Red Hill. All along road going up Red Hill, starting from junction of Red Hill Rd. and Rich Gulch Rd. (USNFS Rd. 26N22), especially east-northeast slopes. T25N,R7E,S2/S10/S11. Locally abundant on road cuts and in open mixed conifer forest of Pinus lamertiana, P. jeffreyi, Abies magnifica, Calocedrus decurrens, Pseudotsuga menziesii, with Acrtostaphylos uva-ursi. Iron-rich serpentine. Beginning of bloom. Butterflies, Bombus sp. Comment
  CHSC33595  Monardella glauca M. S. Taylor; M. Foster 1981-6-15 3897 Plumas S side of Bucks Lake Rd, ca. 50 ft e of its jct with 24N29 (rd to Deanes Valley), ca. 2 mi ne of Meadow Valley. 1158 Comment
  CAS-BOT-BC314186  Monardella odoratissima subsp. pallida Rimo Bacigalupi 1927-7-7 1642 Plumas Upper reaches of trail from Gray Eagle Valley to Long Valley. Comment
  CAS-BOT-BC318569  Monardella odoratissima subsp. pallida Anna Head 1920-7-12 s.n. Plumas Near Lake Center Camp. 1920 Comment
  CHSC52040  Monardella odoratissima subsp. pallida L. P. Janeway 1989-6-22 3376 Plumas Plumas National Forest. Along rd 24N49Y 0.2 mi W of Crocker Cr; vicinity of Crocker Guard Sta. 1767 Comment
  CHSC61986  Monardella odoratissima subsp. pallida L. P. Janeway 1993-8-5 4502 Plumas Plumas National Forest. About 1.3 mi northwest of Pilot Peak; along the Quincy-La Porte Road (Road 511) 0.4 mi southwest of Onion Valley Creek crossing. 1895 Comment
  JEPS114508  Monardella odoratissima subsp. pallida Lowell Ahart 2008-8-13 15175 Plumas On the west side of La Porte Road, west of East Branch Creek, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte 1613 Comment
  JEPS63380  Monardella odoratissima subsp. pallida W. L. Jepson 1939-7-31 19303 Plumas lower slopes Spanish Peak 1676 Comment
  SD149145  Monardella odoratissima subsp. pallida John Thomas Howell 1975-7-22 51370 Plumas 2.0 miles northwest of Spring Garden. 1173 Comment
  UC1563719  Monardella odoratissima subsp. pallida Barbara Ertter 1988-7-25 7860 Plumas Diamond Mts. ca. 15 air miles due S of Susanville sheep camp on Pierce Creek 1981 Comment
  CDA40789  Monardella odoratissima subsp. pallida Jim Jokerst 1992-1 3443 Plumas Gold Lake Resort, without further data. 0 Comment
  JEPS51858  Monardella odoratissima subsp. pallida Duncan Dunning 1921-8-11 Plumas top of mountain above Little Grizzly Valley (on Sterling to Almanor road) Comment
  CDA13939  Monardella sheltonii G. F. Hrusa 1997-6-26 13877 Plumas Sierra Nevada; 1/2 mi. NE of intersection of Hwy 70 and Rattlesnake Creek Rd (to N; USFS 508)/and Sloat Rd. (to S). Comment
  CHSC52051  Monardella sheltonii L. P. Janeway 1989-6-23 3397 Plumas Plumas National Forest. Along hwy 70/89 near Camp Layman Rd, 1.1 mi S of Jackson Cr. 1310 Comment
  CHSC70801  Monardella sheltonii B. Castro 1989-8-9 373 Plumas Vicinity of Little North Fork Campground, ca 7 road mi E of jcn of the Oro-Quincy Hwy and USFS Rd 23N60. 1127 Comment
  RSA794956  Monardella sheltonii L. Ahart, Josephine Guardino, John Dittes 2009-7-29 16218 Plumas North side of Forest Service Road 26N22, 4650 feet northwest of Rattlesnake Hill, 3.0 air miles SSE of Lake Almanor Dam. 1591 Comment
  CHSC34000  Monardella stebbinsii M. S. Taylor 1981-7-18 4056 Plumas N side of Caribou Rd, ca. 3 mi ne of its jct with Hwy 70 near Belden. 853 Comment
  SEINET10582268  Monardella stebbinsii A. Graff 1993-7-22 Graff 325 Plumas Plumas National Forest. 1.15 miles north on Caribou Rd. (USNFS Rd. 27N26) from wooden bridge just past USNFS Queen Lily Campground, on left roadside. T25N,R7E,S4. Rare, on a rocky, iron-rich serpentine slope, with occasional Pinus ponderosa, Quercus sp., Salix sp. Beginning of bloom. Comment
  SEINET10895141  Monardella stebbinsii A. Graff 1993-7-22 Graff 327 Plumas Plumas National Forest. 1.15 miles north on Caribou Rd. (USNFS Rd. 27N26) from wooden bridge just past USNFS Queen Lily Campground, on left roadside. T25N,R7E,S4. Rare, on a rocky, iron-rich serpentine slope, with occasional Pinus ponderosa, Quercus sp., Salix sp. Beginning of bloom. Comment
  UC1025104  Monolepis nuttalliana Leo Whitney 1934-8-25 1956 Plumas ca. 15 mi. n. Beckwith (near source of Willow Creek); Plumas Nat'l Forest 1950 Comment
  CAS-BOT-BC444742  Montia chamissoi John Thomas Howell 1960-7-23 35969 Plumas Lassen Volcanic National Park. Dream Lake, Drakesbad 1828 Comment
  CHSC20989  Montia chamissoi F. T. Griggs; A. Pass 1975-7-11 160 Plumas Buck's Lake Forest Service Survey. Comment
  CHSC64454  Montia chamissoi B. Castro; L. Gehrung 1994-8-4 541 Plumas Ca 1.1 air mi SSE of Bucks Lake, ca 100 ft S of the Oro-Quincy Hwy, along the N-trending drainage E of Daniel's Ck (named S. Fork Haskins Ck on some maps). 1633 Comment
  SEINET10572656  Montia chamissoi Mary Susan Taylor, M. Foster 1981-6-8 Taylor 3864 Plumas T24N R13E se sec 8. Grizzly Valley quad. In wet meadow along creek, ca. 1/4 mi S of jct of 24N08 and 25N93, ca. 1 air mi NW of Bagley Pass, ca. 0.5 mi S of Red Clover Valley; elevation ca. 5700 ft. 1737 Comment
  JEPS103571  Montia fontana Lowell Ahart 2002-6-26 9795 Plumas Growing along and in a small stream, ca 150 yards N of the gravel road, ca 1/4 mile (air) W of Lumpkin Ridge Road, ca 1 mile (air) SE of Tamarack Flat, ca 2 miles (air) NW of Little Grass Valley Reservoir dam, ca 5 miles (air) NW of La Porte. 1718 Comment
  CHSC101867  Montia fontana subsp. chondrosperma Lowell Ahart; John Dittes, Josephine Guardino 2009-6-15 15902 Plumas About 200 yards northwest of Lake Almanor Dam, depression in mined over area. 1421 Comment
  CHSC97580  Montia fontana subsp. chondrosperma Lowell Ahart; John Dittes 2007-6-16 14100 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
  CAS-BOT-BC445081  Montia linearis Mrs. A. L. Coombs 1906-1-1 s.n. Plumas Prattville Comment
  CHSC33627  Montia linearis M. S. Taylor; M. Foster 1981-6-3 3835 Plumas S side of rd 24N61, ca. 1.5 mi s of Little Summit Lake, ca. 10 mi nw of Portola. In meadow. 2103 Comment
  CHSC52529  Montia linearis L. P. Janeway 1990-6-29 3746 Plumas Plumas National Forest Beckwourth Ranger Districe. Cascade Compartment. Meadow on S side of Little Grizzly Creek ca 1/4 mi E of Emigrant Creek. 1767 Comment
  CAS-BOT-BC445083  Montia linearis Alice Eastwood 1927-6-1 14666 Plumas United States Forest Reserve. On road from Long Valley Comment
  CAS-BOT-BC445189  Montia parvifolia John Thomas Howell 1967-6-23 42729 Plumas Lewisia Rock 3.5 miles southwest of Belden, Feather River Canyon. 609 Comment
  UCD86676  Muhlenbergia filiformis E. D. Merrill 1929-7-13 Plumas Silver Lake. 1828 Comment
  SEINET10508183  Muhlenbergia filiformis Lowell Ahart 1985-7-11 Ahart 5138 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
  CAS-BOT-BC275033  Muhlenbergia richardsonis Lowell Ahart 1985-7-11 5126 Plumas Below the high water line of Little Grass Valley Reservoir, where the S Fork of the Feather RIver flows into the lake, about 4.5 miles NE of La Porte 1584 Comment
  SEINET8501514  Muilla transmontana W. Harnach, N. Harnach 1990-5-12 304 Plumas Sierra Valley, Approx 5 miles S of Vinton, Feather River Ranch. 1585 Comment
  UC501396  Myosotis scorpioides David D. Keck Jul 3 1932-Jul 5 1932 1695 Plumas just w. of town Quincy; Northern Sierra Nevada, Quincy 1065 Comment
  RSA218997  Myosotis scorpioides J. L. Gentry Jr., David Vierig 1968-6-21 2084 Plumas 3.2 miles northwest of Hwy. jct. Calif. 89 & A15 on Calif. 89. Comment
  CHSC89301  Myosurus minimus G. D. Barbe; T. C. Fuller 1982-6-17 3843 Plumas Northern California. Plumas National Forest. E shore Frenchman Lake; Crystal Fishing Access. Arm of the lake at the parking lot. [Lat./long. on label is '39 55 N; 120 11 W']. 1706 Comment
  CHSC114927  Myriophyllum sibiricum B. Villegas 2008-7-23 Plumas Lake Davis, Eagle Point. Comment
  SD243372  Myriophyllum sibiricum B. Villegas 2008-7-23 Plumas Lake Davis, Eagle Point. Comment
  CHSC34898  Najas gracillima M. S. Taylor 1981-9-2 4266 Plumas N tip of Round Valley Reservoir by rd 204, ca. 3 air mi s of Greenville. 1371 Comment
  RSA88082  Nama lobbii J. T. Howell 1951-6-28 27697 Plumas Eureka Peak. 1982 Comment
  CDA12051  Narthecium californicum G. F. Hrusa, J. Dinsdale 1989-6-27 7217 Plumas Sierra Nevada; Butterfly Botanical Area, Butterfly Valley approx. 10 miles NW of Quincy. Plumas National Forest. Comment
  RSA286311  Narthecium californicum Robert F. Thorne 1974-7-30 44996 Plumas Plumas National Forest, Butterfly Valley Botanical Area. 1174 Comment
  SEINET10475624  Narthecium californicum Mary Susan Taylor, H. Swanson 1982-9-2 Taylor 5087 Plumas T25N R9E ne/se sec 20. Greenville SW quad. Butterfly Valley Botanical Area, in bog just s of switchback, ca. 1 air mi w of Keddie. 3900 ft. 1189 Comment
  SEINET12051522  Narthecium californicum W. Knight, Knight, T. 1991-1 6605 Plumas Butterfly Valley Botanical Preserve Comment
  CHSC110286  Navarretia breweri B. Castro; L. P. Janeway 2006-6-4 1554 Plumas Northern High Sierra Nevada. West side of lower Thompson Valley, 1.2 mi NNW of the mouth of McReynolds Creek at Red Clover Creek. 1674 Comment
  CHSC33600  Navarretia breweri M. S. Taylor; M. Foster 1981-6-8 3867 Plumas N side of 24N08, just n of its jct with 25N93, half way between Bagley Pas and Red Clover Valley, ca. 1.5 air mi n of w end of Lake Davis. 1706 Comment
  RSA726407  Navarretia breweri L. Ahart, John Dittes, Josephine Guardino 2007-6-8 13996 Plumas About a mile (air) north of the north end of Lake Davis. 1966 Comment
  CHSC113889  Navarretia capillaris Lowell Ahart 2014-8-24 19761 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
  CHSC80850  Navarretia capillaris Lowell Ahart 2001-7-17 8906 Plumas On the west side of a poor logging road, east of a small branch of Butt Creek, about 2 1/2 miles (air) north of Humboldt Summit. [Lat./Long. on label is '40 degrees 10' 50' N; 121 degrees 24' 21' W]. 1828 Comment
  UCD106106  Navarretia capillaris John Thomas Howell 1960-7-18 35600 Plumas Lassen Volcanic National Park. Drakesbad. 1676 Comment
  RSA101450  Navarretia capillaris R. Weatherby 1955-7-2 1588 Plumas Wilcox Valley. 1768 Comment
  CHSC20842  Navarretia divaricata K. R. Stern 1975-7-23 5815 Plumas W shore of Lake Almanor. 1371 Comment
  CHSC21318  Navarretia divaricata F. T. Griggs; A. Pass 1975-7-29 264 Plumas Buck's Lake. Comment
  UC1585918  Navarretia divaricata subsp. divaricata Barbara Ertter with Gary Schoolcraft 1989-7-3 8648 Plumas ca 8 air mi s Susanville (near road below Red Rock lookout) 2255 Comment
  CDA13430  Navarretia divaricata var. divaricata G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13278 a Plumas Sierra Nevada; along lower Bull Run Creek off USFS 23N12E. Comment
  RSA107450  Navarretia intertexta L. S. Rose 1955-7-20 55154 Plumas Mohawk. 1372 Comment
  RSA123153  Navarretia intertexta B. O. Schreiber 1938-7-9 2515 Plumas 1 mile E of Meadow Valley. 1067 Comment
  JEPS113741  Navarretia intertexta subsp. propinqua Lowell Ahart, Josephine Guardino 2007-7-20 14349 Plumas Strand of Lake Davis, about 100 yards southeast of Long Point, northeast side of Lake Davis 1763 Comment
  UC149993  Navarretia intertexta subsp. propinqua Katharine Brandegee 1911-7-31 Plumas Portola 1524 Comment
  CDA17279  Navarretia leptalea G. F. Hrusa, S. Gaimari, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16306 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
  CHSC71648  Navarretia leptalea subsp. leptalea Vernon H. Oswald; Lowell Ahart 1998-8-11 9477 Plumas USFS 23N85Y 0.8 mi east of Oroville-Quincy Hwy., 6.2 mi northeast of Four Trees, on the south side of Frenchman Hill. Roadside. 1737 Comment
  CAS-BOT-BC230399  Navarretia leucocephala subsp. minima Alice J. Rosenberg 1917-7-20 s.n. Plumas Blaisden Comment
  CDA19261  Navarretia leucocephala subsp. minima G. D. Barbe, T. C. Fuller 1982-6-17 3849 Plumas Plumas National Forest; East shore Frenchman Lake at the parking lot; Crystal Fishing Access. 1706 Comment
  SEINET10972222  Nemacladus capillaris Best 1979-6-14 BEST s.n. Plumas Highway 89, 2 miles west of Spring Garden Comment
  JEPS7590  Nemacladus interior Rimo Bacigalupi with Richard Hauke 1954-7-15 4729 Plumas mouth of Rock Creek; North Fork Feather River Canyon 518 Comment
  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
  UC606950  Nemophila parviflora var. austiniae L. Constance 1938-6-10 2318 Plumas 3.2 mi n Prattville (ne end Lake Almanor); , n of Prattville 1524 Comment
  JEPS1873  Nemophila spatulata L. Constance 1938-6-10 2319 Plumas near Lake Almanor (Feather River at Chester); , near Lake Almanor 1219 Comment
  JEPS40278  Nuphar lutea subsp. polysepala W. L. Jepson 1918-8-17 8028 Plumas Red Clover Valley, Clover Creek 1676 Comment
  RSA0013787  Nuphar lutea subsp. polysepala R. Weatherby 1950-7-28 1497 Plumas Snake Lake, near Quincy. 1220 Comment
  CAS-BOT-BC400106  Nuphar polysepala H. L. Mason 1924-6-20 1089 Plumas Near Graeagle Lodge Comment
  POM181046  Oenothera elata subsp. hirsutissima A. A. Heller, B. B. Kennedy 1907-7-16 8861 Plumas Genessee valley near Genessee Comment
  SD7306  Oenothera heterantha Mrs. R. M. Austin 1879-1 Plumas Big Meadows Comment
  UC1738843  Orcuttia tenuis Dean Wm. Taylor with Glenn L. Clifton 1992-8-23 13218 Plumas Highway 89 about 1 mile N of junction with Humbug-Humboldt Road, Lake Almanor region 1402 Comment
  CAS-BOT-BC355571  Oreostemma alpigenum var. andersonii Anna Head 1921-8-6 s.n. Plumas Near outlet of Bear Lake, Feather River Region Comment
  CHSC115926  Oreostemma alpigenum var. andersonii L. P. Janeway 2015-8-16 11838 Plumas Northern High Sierra Nevada. Meadow and fen complex at head of Taylor Creek; southwest-facing slope near top of north end of Grizzly Ridge; 1.6 air-km north of Taylor Rock. 2122 Comment
  CHSC59676  Oreostemma alpigenum var. andersonii L. P. Janeway 1992-8-30 4300 Plumas Plumas National Forest. McRae Meadow; upper end of East Nelson Creek. 1889 Comment
  CAS-BOT-BC327727  Oreostemma elatum Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1684 Plumas Butterfly Botanical Area and Vicinity. Sweetwater Meadow 1127 Comment
  CHSC110760  Oreostemma elatum Dean Wm. Taylor 2011-8-1 21135 B Plumas The Sierra Nevada. Butterfly Valley (Butterfly Valley Botanical Area, 2 air miles SW of Keddie) 1173 Comment
  JEPS80617  Orobanche corymbosa subsp. corymbosa M. S. Taylor 1981-6-25 3952 Plumas On hill at NE junction of 25N11 and spur off 25N71, where Last Chance Creek crosses 25N11, ca. 0.5 mi N of N tip of Frenchman Lake, ca. 13 mi NW of Chilcoot. 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-BC458062  Orthilia secunda Mrs. E. C. Sutliffe 1920-9-1 s.n. Plumas Salmon Lake Comment
  POM181065  Orthocarpus cuspidatus subsp. copelandii A. A. Heller, P. B. Kennedy 1907-7-3 8700 Plumas Hills above Red Clover Valley Comment
  UC584313  Orthocarpus cuspidatus subsp. cryptanthus G. L. Stebbins Jr. and J. A. Jenkins 1937-7-9 2242 Plumas sw slopes and ridge crest Red Rock (n of Engelmine); sw slopes and ridge crest Red Rock 2133 Comment
  RSA59403  Osmorhiza berteroi E. K. Balls 1950-9-8 15723 Plumas Lakes Center Public Campground. 2043 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
  CAS-BOT-BC318271  Packera breweri Robert Luthey 1975-6-9 398 Plumas Piute Mountain US Forest Service Road, nw slope below Bald Eagle peak. 1676 Comment
  CAS-BOT-BC121006  Paeonia brownii Anna Head 1920-6-15 s.n. Plumas Lake Center Camp, Feather River Region. 1920 Comment
  CAS-BOT-BC121016  Paeonia brownii Elizabeth McClintock 1968-5-18 s.n. Plumas East of Frenchman Reservoir, north of Chilcoot. 1706 Comment
  UCD88586  Panicum acuminatum var. fasciculatum R. Tofsrud 1948-7-1 s.n. Plumas 1 mile N. of Quincy. Comment
  UCD32833  Panicum acuminatum var. thermale Beecher Crampton 1964-8-25 7157 d Plumas Lassen National Park, Devil's Kitchen, Hot Springs Creek canyon, 1.5 miles W of Drakesbad. 1859 Comment
  UCD89953  Panicum acuminatum var. thermale Beecher Crampton 1964-8-25 7157 Plumas Lassen Volcanic National Park, Devil's Kitchen. 1859 Comment
  CAS-BOT-BC253737  Panicum capillare John Thomas Howell 1960-7-20 35761 Plumas Lassen Volcanic National Park. Boiling Springs Lake 1798 Comment
  SACT001657  Panicum thermale Malcolm Nobs, S. Smith 1949-8-19 Plumas Comment
  JEPS124139  Parnassia palustris Lowell Ahart, John Deurloo 2015-8-25 20524 Plumas About 100 yards east of the bridge, about 5 1/2 miles (air) south of Bucks Lake. Comment
  CHSC70278  Pectiantia breweri B. Castro; R. Zebell 1989-8-3 336 Plumas Ca 2.5 air mi S of Bucks Lake, in tributary to main stream which flows southward through center of section. 1828 Comment
  CHSC61061  Pedicularis attollens Vernon H. Oswald; Lowell Ahart 1993-8-3 5765 Plumas Unnamed lake ca. 0.25 mi E of Hay Meadow, on the S edge of the Caribou Wilderness near the N end of 30N25, ca. 9 mi (air) N of Lake Almanor. Common on the N side of the lake. 1926 Comment
  UC1609194  Pedicularis attollens Vernon H. Oswald and Lowell Ahart 1993-8-3 5765 Plumas along n side of Unnamed lake 0.25 mi e of Hay Meadow (on the s edge of Caribou Wilderness near n end of 30N25, 9 air mi n of Lake Almanor); Caribou Wilderness 1926 Comment
  HSC92451  Pedicularis attollens L. Ahart 1982-7-30 3738 Plumas 2 mi. N of Hardquartz Mine, 5 mi. S of Bucks Lake 1585 Comment
  POM183422  Pedicularis aurantiaca L. S. Rose 1931-4-14 s.n. Plumas Woodleaf Comment
  CHSC66774  Pedicularis racemosa Vernon H. Oswald; Lowell Ahart 1996-8-14 8167 Plumas Northern High Sierra Nevada. Silver Lake Rd. 1.9 mi SE of Silver Lake Campground, NE of Bucks Lake. 1645 Comment
  UCD123292  Pedicularis racemosa James I. Mallory 1969-8-21 350 Plumas 1.5 miles north-northwest of Camel Peak and 9 miles west-northwest of La Porte, Plumas National Forest. 1524 Comment
  JEPS3413  Pedicularis racemosa Mrs. Emanuel Esther C. Fritz 1933-7-25 Plumas w of Schneider Creek Trail (and w of Faculty Tent, (about 7 mi w of Quincy along road to Bucks Lake - old road to Oroville)) 1188 Comment
  SEINET10549002  Pedicularis racemosa subsp. alba Mary Susan Taylor 1981-9-10 Taylor 4272 a Plumas California: T26N R9E n 1/2 sec 30. Almanor SE quad. Head of Bullfrog Ravine. Plumas County. 5700 ft. 1737 Comment
  CHSC2468  Pedicularis semibarbata R. Carter 1964-7-4 140 Plumas One half mile N of Green Is. Lake along E side Cal. Riding and Hiking trail. 1706 Comment
  SEINET3159934  Pedicularis semibarbata T. S. Brandegee 1892-7-4 sn Plumas Prattville Comment
  UC1599356  Pedicularis semibarbata H. E. Brown Aug 15 1897-Aug 31 1897 649 Plumas near Lassen Buttes 1828 Comment
  SEINET7719333  Pedicularis semibarbata Unknown Plumas Spanish Peak Comment
  UCD123296  Pedicularis semibarbata Alva Day 1939-5-31 s.n. Plumas Near Camel's Peak. Comment
  CAS-BOT-BC67616  Pellaea bridgesii J. G. Lemmon 1889-6-1 s.n. Plumas Gold Lake Valley Comment
  UC1562398  Pellaea bridgesii Lowell Ahart 1990-7-16 6568 Plumas ca. 3 1/2 mi ne of Little Grass Valley Reservoir (ca. 1/2 mi ne of Independent Mine, n side of S Fork Feather River) 1828 Comment
  CAS-BOT-BC67586  Pellaea mucronata John Thomas Howell 1967-6-22 42661 Plumas Sierra Nevada Canyon of the Feater River North Fork, near mout of Chambers Creek. 609 Comment
  SEINET10547977  Penstemon deustus Mary Susan Taylor 1981-5-10 Taylor 3667 Plumas T26N R12E nw sec 32. Genesee Valley quad.In loose decomposed granite gravel, N side of Genesee Valley Rd, ca. 2 mi E of its jct with Beckwourth Pass turnoff and Flournoy Bridge; overlooking Plumas Lbr. Co, ca. 5 mi E of Genesee. 4200 ft. 1280 Comment
  SEINET6225247  Penstemon deustus L. S. Rose 1967-1 67173 Plumas 1 mi S of Keddie, Butterfly Creek & Spanish Creek Comment
  RSA285579  Penstemon deustus subsp. deustus D. C. Michener 1981-7-17 4020 Plumas Sierra Nevada. CA 70, 1.2-1.5 mile north of Tobin. Above the north Fork of the Feather River. Comment
  UC1012472  Penstemon deustus var. deustus Francis W. Pennell 1940-6-11 25807 Plumas Route 89, 7 mi s Greenville; s of Greenville 1188 Comment
  CHSC58179  Penstemon deustus var. pedicellatus Vernon H. Oswald 1992-6-18 4992 Plumas Lassen Volcanic National Park. Warner Valley: S side of Hot Spring Creek ca. 0.5 mi upstream from the boundary of the park. 1621 Comment
  CHSC54357  Penstemon deustus var. suffrutescens L. P. Janeway 1990-6-5 3697 Plumas Plumas National Forest, Beckwourth Ranger District, Rattlesnake Compartment. Near top of Ridge on W side of Little Long Valley Creek; ca 1.1 mi NE of Hwy 70/89. Bottom of rocky cut-bank of road 23N12. 1630 Comment
  NY609838  Penstemon deustus var. suffrutescens J. L. Reveal 1971-6-23 2470 Plumas Along California highways 70 and 89, 2.2 miles north of Kedde and about 1 mile north of the bridge over Spanish Creek Comment
  CHSC49027  Penstemon gracilentus Vernon Oswald 1983-8-4 962 Plumas Humboldt Summit, 4.5 mi n-e of Jonesville (intersection of Butte, Plumas and Tehama Counties). 1993 Comment
  NY600720  Penstemon gracilentus L. Constance 1938-6-10 2314 Plumas West edge of Lake Almanor at Prattville 1219.2 Comment
  POM161748  Penstemon gracilentus R. C. Bacigalupi 1927-7-11 1711 Plumas Near Grassy Lake Meadows. Gold Lake Region. 1890 Comment
  UC1012476  Penstemon gracilentus Francis W. Pennell Jun 10 1940-Jun 11 1940 25803 Plumas Route 89 e Almanor; e of Almanor 1463 Comment
  UCD147774  Penstemon gracilentus Allyson Ayalon; Lucie Jerabkova 2012-8-1 136 Plumas Plumas County. Antelope Lake vacinity. 1524 Comment
  CAS-BOT-BC264360  Penstemon heterodoxus var. heterodoxus Margaret Williams; Emily McPhersen 1974-8-5 74 -P-18 Plumas Above Silver Lake, Trail to Mount Elwell, Lakes Basin 2072 Comment
  CHSC21288  Penstemon heterodoxus var. shastensis F. T. Griggs; A. Pass 1975-8-5 305 Plumas Buck's Lake Forest Service Survey. Comment
  UCR3602  Penstemon laetus Wm. Horn Jr. 1963-6-24 630624- 02 Plumas Northern Sierra Nevada Mtns, Plumas National Forest. Meadow Valley, logged area 0.5 mi south of UC Forestry Camp 1341 Comment
  JEPS11614  Penstemon laetus var. leptosepalus R. H. Platt 1891-1 Plumas near Prattville; Sierras, near Prattville Comment
  NY627287  Penstemon neotericus R. M. Austin 1878-1 s.n. Plumas Comment
  NY605192  Penstemon neotericus O. E. Mack 1923-7-9 s.n. Plumas Chester Comment
  NY627273  Penstemon neotericus K. A. Vincent 1987-6-25 4432 Plumas Sierra Nevada, Tobin Ridge, North Fork Feather River Canyon; along west side of CA 70, ca. 7.4 miles southwest of Beldon Town. 640.1 Comment
  NY627282  Penstemon neotericus W. W. Eggleston 08 1911 7619 Plumas Prattville 1300 Comment
  RSA739640  Penstemon neotericus B. Castro, L. P. Janeway 2005-9-11 1519 Plumas 5 air miles N of Bucks Lake and 2.5 miles N of Hwy 70 and the Feather River Canyon, just N of Three Lakes, 0.7 miles E of the Three Lakes trailhead, along the Pacific Crest Trail 1921 Comment
  UCD124293  Penstemon newberryi Donna Allen 1977-5-5 s.n. Plumas Fether River Canyon Road, 25 miles south of 89 junction. 1219 Comment
  POM147040  Penstemon newberryi subsp. newberryi Alice Eastwood 1927-06 s.n. Plumas On road from Long Valley. United States Forest Reserve. Comment
  RSA52888  Penstemon newberryi subsp. newberryi R. Weatherby 1950-8-11 1508 Plumas Trail to Long Lake, Lakes Basin Area. 1982 Comment
  CAS-BOT-BC239294  Penstemon newberryi var. berryi Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region Comment
  CAS-BOT-BC239292  Penstemon newberryi var. berryi Ella Dales Cantelow 1940-5-11 4476 Plumas Nr. Meadow Valley Creek Ford Comment
  JEPS15157  Penstemon newberryi var. newberryi A. E. Wieslander 1927-7-10 16 Plumas between Gold and Silver Lakes Comment
  CHSC88859  Penstemon personatus L. Hanson 1988-9-7 332 Plumas Plumas National Forest. Big Creek Junction. 1463 Comment
  UC1031223  Penstemon personatus G. T. Nordstrom 1934-7-9 196 Plumas 3/4 mi sw Mt. Ararat; Plumas National Forest, Bidwell Bar Quad. Comment
  CHSC87627  Penstemon roezlii Lowell Ahart; John Dittes, Josephine Guardino 2004-5-24 10954 Plumas Along the margins of an old logging road, about 400 yards south of a good dirt forest road, about 1/8 mile north of the railroad, Greenhorn Creek, and Highway 70, about 3/4 mile west of Squirrel Creek, about 7 miles (air) southeast of Quincy. 1251 Comment
  CHSC97010  Penstemon roezlii B. Castro; Shannon Nielsen 2005-7-12 1491 A Plumas Ca 13 air mi NE of town of Feather Falls and 1.5 air mi SE of the Middle Fork Feather River, on spine of Hartman Bar Ridge. Along USFS Rd 22N94, on E edge of road. Site is 0.3 rd mi S of jcn of the main (94) road with a side-road that goes to Hartman Bar Trailhead. 1453 Comment
  JEPS103360  Penstemon roezlii Lowell Ahart 2002-6-26 9775 Plumas On the E side of the poor road, ca 1/2 mile S of the intersection of Lumpkin Ridge Road and the road to Tamarack Flat, ca 1 mile (air) NW of Little Grass Valley Reservoir dam, ca 4 miles (air) NW of La Porte. 1796 Comment
  CDA19271  Penstemon rydbergii var. oreocharis G. D. Barbe, T. C. Fuller 1982-6-17 3838 Plumas Plumas National Forest; East shore Frenchman Lake, Crystal Fishing Access. 1706 Comment
  CHSC62594  Penstemon rydbergii var. oreocharis B. Castro 1987-6-21 135 Plumas E side of Little Grass Valley Reservoir. 1524 Comment
  JEPS15109  Penstemon rydbergii var. oreocharis G. T. Nordstrom 1934-7-16 222 Plumas 1 1/4 mi sw Bucks Ranch; Plumas National Forest, Bidwell Bar Quad. Comment
  NY651316  Penstemon rydbergii var. oreocharis E. D. Merrill 1929-7-13 s.n. Plumas Silver Lake 1828.8 Comment
  UC384665  Penstemon rydbergii var. oreocharis E. D. Merrill 1929-7-13 Plumas Silver Lake 1828 Comment
  UC485790  Penstemon rydbergii var. oreocharis H. E. and S. T. Parks Jun 1928 219 Plumas Drakesbad Lassen National Park, Drakesbad Comment
  UC696716  Penstemon rydbergii var. oreocharis David D. Keck 1928-6-14 439 Plumas 5 mi s Blairsden (Gray Eagle Valley); Sierra Nevada, Gray Eagle Valley 1750 Comment
  SEINET5329700 Image available Penstemon rydbergii var. oreocharis A. A. Heller, P. B. Kennedy 1907-7-5 8735 Plumas Red Clover Valley Comment
  CHSC37671  Perideridia bolanderi M. S. Taylor 1982-6-21 4706 Plumas Between creek and Eureka Ridge Rd (23N090, ca. 1/4 mi w of spring, w slope of White Cap, ca. 3 air mi sw of Sloat. 1859 Comment
  SBBG5162  Perideridia gairdneri H. and M. Dearing 1938-7-1 2263 Plumas Greenville Comment
  JEPS116016  Perideridia lemmonii Lowell Ahart, John Dittes 2009-8-28 16351 Plumas On damp to wet soil, seep, on the north side of Forest Service Road 27N98, headwater of Clear Creek, about 2.0 miles (air) north of Butt Valley Reservoir Dam, about 3 miles (air) southwest of Lake Almanor Reservoir Dam 1476 Comment
  CAS-BOT-BC222765  Perideridia parishii Walter Knight; Irja Knight 1966-6-19 1355 Plumas Butterfly Botanical Area and Vicinity. Near Pond Reservoir. Butterfly Valley Comment
  CHSC34360  Perideridia parishii subsp. latifolia M. S. Taylor 1981-7-17 4030 Plumas Lakes Basin, Bear Lakes trail, ca. 1/4 mi of the trailhead, ca. 6 air mi s of Mohawk. 1950 Comment
  CAS-BOT-BC413557  Persicaria amphibia Mrs. A. L. Coombs 1906-1-1 s.n. Plumas Prattville Comment
  CAS-BOT-BC413566  Persicaria amphibia Thomas H. Kearney 1944-8-14 45 Plumas Near Prattville, Lake Almanor Comment
  CAS-BOT-BC419040  Persicaria lapathifolia Lowell Ahart 1981-9-6 3070 Plumas 1 1/2 miles SW of Crescent Mills 1200 Comment
  CHSC113856  Persicaria lapathifolia Lowell Ahart 2014-9-9 19841 Plumas Below the high water line,on the sides of Sly Creek, Sly Creek Reservoir, about 7 miles (air) southwest of La Porte. 1069 Comment
  CHSC23615  Persicaria lapathifolia J. Cox 1975-7-4 Plumas SE side of Lake Almanor. Comment
  CAS-BOT-BC419235  Persicaria maculosa Robert J. Weatherby 1950-7-21 1469 Plumas East Quincy 1036 Comment
  CDA13406  Phacelia hastata subsp. hastata G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13255 Plumas Sierra Nevada; Near headwaters of Bull Run Creek off USFS 23N12E. Comment
  UC1778644  Phacelia hastata subsp. hastata G. Douglas Barbe, T. C. Fuller 1982-7-15 3737 Plumas 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), Plumas National Forest. 1676 Comment
  RSA0091205  Phacelia hastata var. hastata Bonnie C. Templeton 1968-6-10 11276 Plumas Near Lake Almanor. 1386 Comment
  CHSC52523  Phacelia heterophylla subsp. virgata L. P. Janeway 1990-6-5 3696 Plumas Near top of ridge on W side of Little Long Valley Creek; ca 1.1 mi NE of Hwy 70/89. Bottom of rocky cut-bank of road 23N12. 1630 Comment
  UC1602018  Phacelia heterophylla subsp. virgata E. Sawyer 1935-6-14 110 Plumas 1 3/4 mi n Beckwith; Sierraville Quadrangle Comment
  CDA19245  Phacelia humilis var. humilis G. D. Barbe, T. C. Fuller 1982-6-17 3818 Plumas Plumas National Forest; South shore of Frenchman Reservoir (Lake), 0.4 mi E of Frenchman Dam. 1706 Comment
  UC1069357  Phacelia linearis E. Sawyer 1935-6-21 129 Plumas 3 3/4 mi ne Crow; Plumas National Forest, Sierraville Quadrangle Comment
  POM147048  Phacelia linearis Alice Eastwood 1927-06 14908 Plumas On road from Chilcott, Unites States Forest Reserve. Comment
  CHSC67366  Phacelia mutabilis James D. Jokerst 1984-4-25 1990 Plumas Big Grizzly Hydro Project. Ca. 2/3 of the way above the river on the inner steep rocky gorge of N. Fork Feather River. 1341 Comment
  UC1995398  Phacelia mutabilis F. W. Embree 1934-6-11 93 Plumas 1 mile N. E. of Bucks Ranch. Quadrangle Bidwell Bar. Comment
  UCD120630  Phacelia mutabilis A. A. Heller; P. B. Kennedy 1907-7-6 8755 Plumas Red Clover Valley. Comment
  HSC22871  Phacelia mutabilis John Pratt 1970-6-15 20 Plumas Chester Airport Comment
  SEINET12249489  Phacelia mutabilis Unknown 1976-1 1161 Plumas by Cold Water Creek, ca 4 mi S of Grizzly Mt 1524 Comment
  UC1051799  Phacelia mutabilis L. R. Heckard 1952-6-20 317 Plumas in front of P.G.E. Camp Almanor (along Hwy 89 s of dam); Lake Almanor 1402 Comment
  CHSC117176  Phacelia racemosa Lowell Ahart 2016-6-29 21056 Plumas 5 yards north of the dirt road, about 1/2 mile southeast of Table Mountain, about 1 1/2 miles (air) northwest of Tamarack Flat, about 3 1/2 miles (air) northwest of Little Grass Valley Reservoir Dam. 1759 Comment
  CHSC97188  Phacelia racemosa Lowell Ahart; John Dittes, Josephine Guardino 2007-6-9 14045 Plumas 150 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis. 1965 Comment
  JEPS1049  Phacelia racemosa W. L. Jepson 1910-6-9 4104 Plumas near Lassen Peak (mt. slopes); Hot Springs Valley 1950 Comment
  JEPS115907  Phleum pratense Lowell Ahart, John Dittes, Josephine Guardino 2009-7-21 16115 Plumas North of a man made depression, about 20 yards east of Forest Service Road 27N26, about 1000 feet northwest of Powerhouse at the north end of Butt Valley Reservoir, about 3 miles (air) southwest of Lake Almanor 1302 Comment
  UC1132467  Phleum pratense C. G. Albertus 1935-8-20 204 Plumas 1 1/2 mi sw Lava Peak; Plumas National Forest, Downieville Quad., sw of Lava Peak Comment
  CDA18696  Phlox diffusa G. D. Barbe, T. C. Fuller 1982-6-15 3703 Plumas Sierra Nevada; 0.8 mi W of junction of road to Red Hill Lookout and road to Cherry Hill (USFS Rd 26N22F); 3.3 miles E of Red Hill Summit, Plumas National Forest. 1493 Comment
  CHSC98344  Phlox diffusa L. P. Janeway 2007-6-3 9011 Plumas Northern High Sierra Nevada. Eastern end of Red Mountain, along the high exposed rocky ridgeline. 1929 Comment
  CHSC98355  Phlox diffusa L. P. Janeway 2007-5-20 8983 Plumas Northern High Sierra Nevada. Top of Red Hill. 1929 Comment
  UCR3613  Phlox diffusa Wm. Horn Jr. 1963-6-29 630629 7 Plumas Northern Sierra Nevada Mtns., 1.25-1.5 miles north of Spanish Peak 1835 Comment
  UC1563960  Phlox speciosa subsp. occidentalis Barbara Ertter with Gary Schoolcraft 1989-7-3 8665 Plumas ca 7 air mi s Susanville (Diamond Mt. peak) 2316 Comment
  RSA39890  Phlox speciosa subsp. occidentalis P. A. Munz 1947-5-16 11832 Plumas 8 miles north of Chilcoot. 1524 Comment
  SJSU14355  Phoenicaulis cheiranthoides N. A. Hopkins 1990-5-12 1618 Plumas c. 17.2 mi NW of Beckwourth on rd to Genessee 1706 Comment
  UC220619  Phoradendron juniperinum H. E. Brown Aug 15 1897-Aug 31 1897 673 Plumas near Lassen Buttes 1828 Comment
  CAS-BOT-BC140522  Physocarpus John Thomas Howell 1959-9-24 34938 Plumas Butterfly Creek near mouth Comment
  UCD113684  Physocarpus capitatus Lewis S. Rose 1966-7-27 66064 A Plumas Butterfly Creek and Spanish Creek. 1 mi. S. of Keddie. 990 Comment
  HSC1473  Pinus contorta S. J. Hawks 1965-5-8 68 Plumas 10 mi. N of Chester on road to Drakesbad Comment
  UC1351093  Pinus contorta subsp. murrayana E. Fritz 1936-6-21 8206 Plumas Flat 1722 Comment
  CHSC30996  Pinus monticola M. S. Taylor; E. Pierce 1980-11-2 3367 Plumas Mt. Ingalls, ca. 30 mi s of Taylorville. 2551 Comment
  CAS-BOT-BC79048  Pinus ponderosa Mrs. Austin s.n. Plumas unspecified Comment
  CHSC35286  Pinus ponderosa M. S. Taylor 1981-8-25 4241 Plumas Just off Spur rd off Red Hill Rd (26N22F), ca. 1 air mile ne of the Lookout, ca. 5 air mi ne of Belden. 1767 Comment
  HSC1536  Pinus ponderosa R. A. Magie 1964-5-1 60 Plumas 20 mi. W of Chester on Hwy. 36 1829 Comment
  JEPS115160  Pinus ponderosa var. ponderosa Lowell Ahart, John Dittes 2009-7-15 16084 Plumas On the northwest side of Forest Service Road 26N671, northeast of Forest Service Road 26N67, about 2.8 miles (air) southeast of Butt Valley Reservoir Dam. Comment
  JEPS115229  Piperia unalascensis Lowell Ahart, John Dittes 2009-7-15 16088 Plumas On dry rocky soil, open forest, on the northwest side of Forest Service Road 26N671, northeast of Forest Service Road 26N67, about 2.8 miles (air) southeast of Butt Valley Reservoir Dam 1702 Comment
  JEPS122172  Plagiobothrys cusickii Lowell Ahart 2014-8-20 19712 Plumas Near springs on the east edge of Lake Almanor, about 200 yards north of the causeway across Lake Almanor, about 1 1/4 miles east of Chester. Comment
  CAS-BOT-BC230987  Plagiobothrys hispidulus Anna Head 1921-8-10 s.n. Plumas Feather River Region. Lake Center Camp Comment
  CHSC97600  Plagiobothrys hispidulus Lowell Ahart; John Dittes 2007-6-16 14092 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
  POM196461  Plagiobothrys mollis J. T. Howell 1926-7-30 2156 Plumas Prattville. 1372 Comment
  UC573157  Plagiobothrys mollis Herbert L. Mason 1924-6-26 1093 Plumas Blairsden Comment
  CHSC118659  Plagiobothrys mollis Chelsea Morgan 2015-7-23 2015029 Plumas Plumas National Forest. Located along the northeast shore of Antelope Lake, east of Forest Service road 27N19Y. UTM 705875 E, 4451368 N, NAD83 Zone 10N. 1525 Comment
  CHSC84534  Plagiobothrys mollis var. mollis John Dittes; Lowell Ahart 2003-8-8 2003 -92 Plumas Northern High Sierra Nevada; northern Sierra Valley, ca. 6.3 air-mile southeast of Portola, ca. 4.3 air-mile south by southeast of Beckwourth, ca. 0.2 air-mile east of Beckwourth-Calpine Road (A23). At edge of Dyson Lane. 1487 Comment
  JEPS115123  Plagiobothrys mollis var. mollis Lowell Ahart, John Dittes, Josephine Guardino 2009-7-29 16224 Plumas On damp bare soil, below the high water line of Lake Almanor, 1,849 feet northwest of Lake Almanor Dam 1591 Comment
  RSA201338  Plagiobothrys scouleri var. hispidulus J. T. Howell 1960-7-19 35613 Plumas Drakesbad 1677 Comment
  CHSC81136  Plantago major Lowell Ahart 2001-8-28 9207 Plumas Strand of Lake Almanor, west of the intersection of the dirt road to Last Chance Marsh and the poor dirt road that goes south along Lake Almanor to the causeway of Highway 36, about 3/4 mile northeast of Chester. 1371 Comment
  CHSC97563  Plantago major Lowell Ahart; John Dittes 2007-6-17 14183 Plumas Along Red Clover Creek, about 30 yards east of County Road 111 (Beckwourth Genesee Road), about 1/4 mile east of bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1654 Comment
  UCD138984  Platanthera dilatata var. leucostachys Flora C. Hayes 1932-7-25 s.n. Plumas Lake Center. Comment
  CHSC101942  Platanthera leucostachys Lowell Ahart; John Dittes 2009-7-13 16049 Plumas On damp to wet soil, seep, on the north side of Forest Service Road 27N98, headwater of Clear Creek, about 2.0 miles (air) north of Butt Valley Reservoir Dam, about 3 miles (air) southwest of Lake Almanor Reservoir Dam. 1476 Comment
  CHSC2349  Platanthera leucostachys R. Calkins 1931-7-1 Plumas Na Wa Kwa Camp near Longville. 1310 Comment
  CHSC51028  Platanthera leucostachys Lowell Ahart 1990-7-16 6570 Plumas Along the edge of the South Fork of the Feather River, about 1/2 mile north-east of the Independence Mine, about 3 1/2 miles north-east of Little Grass Valley Reservoir. 1828 Comment
  JEPS64417  Platanthera leucostachys R. H. Platt 1891-1 Plumas near Prattville; Mtt. Sierras Comment
  RSA101429  Platanthera leucostachys R. Weatherby 1955-8-6 1676 Plumas US Forest Service Camp. Meadow Valley. 1159 Comment
  UC1075712  Platanthera sparsiflora Robert J. Weatherby 1955-6-26 1560 Plumas near Lakes Ranger Station; Lakes Basin 1981 Comment
  UC1371041  Platanthera sparsiflora Theodore F. Niehaus 1965-6-23 589 Plumas immediately e Buck Summit (Quincy road, meadow above road); Bucks Lake Comment
  CHSC60499  Plectritis ciliosa subsp. insignis L. P. Janeway 1992-5-22 4200 Plumas Plumas National Forest, Beckwourth Ranger District. Middle Fork Feather River, just south of railroad tracks; ca 2.7 mi east of Portola. 1493 Comment
  SJSU4144  Plectritis macrocera C. W. Sharsmith & W. Savage 1967-5-20 7513 Plumas near S base of the Buttes c. 7 mi W of Vinton, Sierra Valley 1524 Comment
  CAS-BOT-BC254610  Poa X limosa John Thomas Howell 1967-6-23 42672 Plumas Canyon of Butterfly Creek 975 Comment
  CHSC41186  Poa bolanderi J. D. Jokerst 1984-6-13 2045 Plumas South of Grizzly Creek, ca 2 air miles east of Peacock Point, ca. 30 meters N of spur C of USFS road 26N08. 1432 Comment
  CHSC44584  Poa bolanderi Lowell Ahart 1977-7-26 1499 Plumas Along the logging road to Bunker Hill Creek, about 1/2 mile north-east of the Bunker Hill Mine, about 10 miles north-east of La Porte. 1828 Comment
  JEPS112953  Poa bolanderi Dean W. Taylor 2001-8-1 17858 Plumas spring at north base of Pilot Peak (ca. 10 air miles S of Quincy), along Forest Road 22N84X about 0.2 miles North of the Pilot Mine (site) 2011 Comment
  JEPS95297  Poa bolanderi Lowell Ahart 1994-7-7 7449 Plumas N side of Pacific Crest Trail, Bunker Hill Ridge, about 3/4 air miles SE of Pilot Peak 1828 Comment
  UCD90594  Poa bolanderi Leo Whitney 1934-8-12 2295 Plumas Freeman Creek, northwest end of Big Grizzley Valley, ca. 9 miles northwest of Portola. Plumas National Forest. 1828 Comment
  CDA2378  Poa bulbosa L. P. Janeway 1996-5-13 4969 Plumas Northern High Sierra Nevada; Soda Creek, along Road 25N22, 0.3 mile northwest of Hwy 70 and East Branch North Fork Feather River, at first creek crossing. Comment
  CHSC60513  Poa bulbosa L. P. Janeway 1992-5-22 4194 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-BC255102  Poa compressa Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1584 Plumas Butterfly Botanical Area and Vicinity. Near confluence of Spanish and Butterfly Creeks 883 Comment
  RSA300172  Poa palustris J. T. Howell 1961-9-23 36852 Plumas Indian Valley; Sierra Nevada 1082 Comment
  RSA201374  Poa palustris J. T. Howell 1960-8-20 36277 Plumas Drakesbad 1677 Comment
  RSA484198  Poa pratensis H. S. Yates 1913-6-24 s.n. Plumas Massack 1372 Comment
  UCD91944  Poa pratensis R. N. Raynor 1939-6-1 s.n. Plumas along Lake Almanor, near Chester. Comment
  SEINET10926435  Poa pratensis Lewis S. Rose 1954-5-30 Rose 54078 A Plumas Sierra Nevada, Beckwourth. Desert slopes. 1524 Comment
  CHSC103122  Poa pratensis subsp. pratensis Lowell 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 miles (air) southwest of Lake Almanor. 1302 Comment
  CHSC97569  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
  CHSC52972  Poa secunda L. P. Janeway 1989-6-16 3331 Plumas Plumas National Forest. NE slopes of Crocker Mtn facing Red Clover Valley. 1828 Comment
  UCD32548  Poa secunda Beecher Crampton 1954-5-11 1887 Plumas Sierra Valley, 7 miles S of Vinton. 1588 Comment
  CAS-BOT-BC242961  Poa secunda subsp. secunda L. P. Janeway 1992-5-22 4195 Plumas S side of Middle Fork Feather River, just S of railroad tracks, 0.3 mile W of the road to Calpine, ca. 4 miles E of Portola 1487 Comment
  CAS-BOT-BC242963  Poa secunda subsp. secunda David D. Keck 1944-7-8 5441 Plumas S end of Lake Almanor, E side of dam 1341 Comment
  CHSC41174  Poa secunda subsp. secunda L. P. Janeway; Gary Benson, Leigh Wingett 1985-7-9 Plumas Plumas N.F. ECOS plot 11-127. Along ridge between Indian Cr and Hungry Cr and near the confluence of Hungry and Middle Creeks. 1554 Comment
  CHSC92828  Poa secunda subsp. secunda Lowell Ahart; Josephine Guardino 2005-8-9 12299 Plumas On a steep slope, between the east edge of the meadow and west of the forest, about 50 yards southeast of Fant Creek and the corral, north of Forest Road 27N09, about 6 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1597 Comment
  SEINET7294094 Image available Poa secunda subsp. secunda A. A. Heller, P. B. Kennedy 1907-1 1450 J Plumas Hills above Red Clover valley Comment
  HSC93594  Poa wheeleri G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-25 3307 Plumas Diamond Mtn. Rd. 1.4 mi. NNE of Engle Mine townsite. 1296 Comment
  CAS-BOT-BC263247  Polemonium californicum R. Stubbs 2010-8-9 018 Plumas Bucks Lake Wilderness in Plumas National Forest. Along trail supposedly heading to Three Lakes 1931 Comment
  SEINET13759115  Polemonium micranthum H. N. Mozingo 1979-4-26 79 -31 Plumas .3 mi. south of Vinton [Sierra Valley] 1494 Comment
  JEPS104141  Polemonium pulcherrimum var. pulcherrimum Lowell Ahart 2003-10-17 10648 Plumas Cliffs ne of Humboldt Peak, ca 3/4 mi e of Humboldt Summit, ca 8 mi (air) ne of Butte Meadows. 2103 Comment
  JEPS83027  Polygonum amphibium var. stipulaceum M. S. Taylor 1982-9-8 5124 Plumas ca 4 air mi s Greenville (n side of reservoir); Greenville SW quad, Round Valley Reservoir 1371 Comment
  UC1075657  Polygonum amphibium var. stipulaceum Robert J. Weatherby 1950-7-7 1463 Plumas Snake Lake Quincy 1219 Comment
  JEPS81646  Polygonum aviculare subsp. aviculare M. S. Taylor 1982-9-8 5112 Plumas near Bellas Creek (w side of Round Valley Reservoir, ca 4 air mi s of Greenville); Greenville SW quad, Bellas Fault 1371 Comment
  CAS-BOT-BC414220  Polygonum aviculare subsp. depressum John Thomas Howell 1961-9-22 36808 Plumas Greenville 1088 Comment
  JEPS120553  Polygonum aviculare subsp. neglectum L. P. Janeway 2012-10-17 11077 Plumas Northern High Sierra Nevada. Plumas National Forest; 500 m east of Little Grass Valley Reservoir high water line and 200 m south of Kenzie Ravine. Comment
  POM104624  Polygonum bistortoides Marcus E. Jones 1897-7-3 s.n. Plumas Prattville. 1372 Comment
  JEPS81570  Polygonum davisiae M. S. Taylor and H. Swanson 1982-8-11 4965 Plumas on ridge between Florentine Canyon and Spencer Lakes (ca 5 mi sw of Johnsonville); Sierra City NW quad 2133 Comment
  CAS-BOT-BC414553  Polygonum douglasii John Thomas Howell 1926-7-26 2142 Plumas Near Prattville 1371 Comment
  CHSC113906  Polygonum douglasii Lowell Ahart 2014-8-24 19744 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
  HSC17503  Polygonum douglasii L. S. Rose 1967-7-9 67142 Plumas Quincy 1037 Comment
  UCD100239  Polygonum douglasii John Thomas Howell 1960-7-18 35569 Plumas Lassen Volcanic National Park. Drakesbad. 1676 Comment
  UCD100254  Polygonum douglasii Lewis S. Rose 1967-7-9 67142 Plumas Quincy. 1036 Comment
  CAS-BOT-BC414544  Polygonum douglasii Lewis S. Rose 1932-9-5 32610 A Plumas Grass Lake 1584 Comment
  CHSC108467  Polygonum douglasii subsp. douglasii Lowell Ahart 2011-9-17 17669 Plumas About 100 yards south of an unnamed stream that flows east into Little Grass Valley Reservoir and opposite the Black Rock, about 80 yards south of the paved road, about 1/8 miles west of Little Grass Valley Reservoir. 1645 Comment
  CHSC24270  Polygonum douglasii subsp. douglasii K. R. Stern 1975-7-25 Plumas SW side of Lake Almanor. Comment
  CHSC32015  Polygonum douglasii subsp. douglasii L. Ahart 1974-8-3 582 Plumas In small meadow, above Hopkins Creek, near Mt. Etna, ca. 10 mi ne of La Porte. 1828 Comment
  JEPS113594  Polygonum douglasii subsp. douglasii Lowell Ahart, Josephine Guardino 2007-7-20 14324 Plumas North of a small drainage, northeast of a large meadow, east of Lightning Tree Campground, east of the paved road, east side of Lake Davis 1789 Comment
  CHSC62485  Polygonum douglasii subsp. spergulariiforme L. P. Janeway 1993-8-26 4547 Plumas Plumas National Forest, Beckwourth Ranger District. Northwest corner of Sierra Valley; 1 mi west of Beckwourth and 4 mi east of Portola. Sagebrush flats on south side of Middle Fork Feather River. Little-used dirt road. 1484 Comment
  POM104561  Polygonum kelloggii Marcus E. Jones 1897-7-2 s.n. Plumas Near Prattville at Mt. Meadow. 1677 Comment
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Jan 23 2011
  CHSC113634  Polygonum minimum Lowell Ahart 2014-8-31 19800 Plumas In and along the sides of Black Rock Creek, about 200 yards south of the foot bridge across Black Rock Creek, about 200 yards south of the Black Rock, Little Grass Valley Reservoir, about 4 1/2 miles (air) northwest of La Porte. 1536 Comment
  RSA795634  Polygonum phytolaccifolium L. Ahart 2011-9-17 17664 Plumas On the south side of an unnamed stream that flows east in Little Grass Valley Reservoir and opposite the Black Rock, about 20 yards west of the paved road, about 1/8 mile west of Little Grass Valley Reservoir. 1595 Comment
  UC1199809  Polygonum polygaloides subsp. confertiflorum Herbert L. Mason 1957-6-21 14701 Plumas vernal pool e Beckwourth Butte Comment
  CAS-BOT-BC420047  Polygonum polygaloides subsp. kelloggii Catherine Best 1980-6-13 s.n. Plumas One mile north of Plumas Co. and Sierra Co. line on Hwy. A23 Comment
  CAS-BOT-BC420059  Polygonum polygaloides subsp. kelloggii John Thomas Howell; H. Keith Wagnon 1980-5-27 53626 Plumas About 1.5 miles northwest of Almanor (near intersection of Highway 89 and Humboldt Road) 1389 Comment
  SEINET9301724  Polygonum sawatchense Unknown 1982-6-17 3833 Plumas Frenchman Reservoir Comment
  JEPS113437  Polygonum shastense Lowell Ahart, John Dittes 2007-8-9 14444 Plumas About 120 yards east of the road, on the east slope of Mount Ingalls, about 6 miles (air) northwest of the north end of Lake Davis 2551 Comment
  JEPS103690  Polypodium calirhiza G. E. See and Storrie Plumas Rock Creek Dam Comment
  SEINET10507591  Polypogon monspeliensis Mary Susan Taylor 1982-8-27 Taylor 5072 Plumas T23N R14E s/ne sec 28. Portola quad. Ramelli Ranch, where Feather River crosses RR tracks and along river, ca. 1.5 mi sw of Beckwourth. 4880 ft. Plumas National Forest. 1487 Comment
  UC123318  Polystichum imbricans subsp. imbricans Mrs. R. M. Austin 1875-1 310 Plumas Soda Springs Comment
  JEPS95302  Polystichum lemmonii Lowell Ahart 1994-7-28 7531 Plumas SW of Bucks Lake (NE of Frenchman Hill) 1706 Comment
  CAS-BOT-BC76708  Polystichum lemmonii M. S. Taylor 1980-9-27 3348 Plumas Ca. .25 mi S of Bucks Lake-Spanish Ranch Rd., ca. 0.25 mi. E of Frenchman Hill, ca. 20 mi. SW of Quincy. Bucks Lake Quad 1645 Comment
  JEPS87813  Polystichum scopulinum Lowell Ahart 1994-7-22 7492 Plumas nw side of large twin rocks on ne side of Mt, Etna (s of Pacific Crest Trail) 1981 Comment
  RSA59330  Populus tremuloides E. K. Balls 1950-9-9 15776 Plumas Lakes Center Public Campground. Southern Plumas Co. 2043 Comment
  JEPS102425  Populus trichocarpa Lowell Ahart 2001-6-4 8751 Plumas Edge of the South Fork of the Feather River, about 1/4 mile NE of the Feather Fork Mine, about 2 miles NE of Little Grass Valley Reservoir, about 6 miles (air) NE of La Porte. 1615 Comment
  CAS-BOT-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
  JEPS115338  Potamogeton crispus Lowell Ahart, John Dittes 2009-9-7 16392 Plumas In 3-4 feet of water, Lake Almanor, about 1000 feet northwest of Lake Almanor Dam 1591 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
  CHSC34885  Potamogeton nodosus M. S. Taylor 1981-8-31 4261 Plumas Creek under RR tracks off spur rd 0.5 mi s of Hwy 70, near Mabie, ca. 3 mi w of Portola. 1463 Comment
  SEINET10501681  Potamogeton nodosus Mary Susan Taylor 1981-8-31 Taylor 4261 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
  CAS-BOT-BC453968  Potamogeton pectinatus Mrs. Jos. Clemens 1919-10-27 s.n. Plumas Taylorsville Comment
  UC1099820  Potamogeton pectinatus Malcolm A. Nobs, S. Galen Smith 1949-8-19 1406 Plumas 2 mi s of Greenville; Indian Valley Comment
  SD6452  Potamogeton perfoliatus Daniel Cleveland 1882-5-12 Plumas Big Meadows Comment
  SD6458  Potamogeton praelongus Mrs. R. M. Austin 1879-1 Plumas Big Meadows Comment
  UCD20197  Potamogeton pusillus R. Yeo 1971-7-19 s.n. Plumas Lake Davis, near Portola. Comment
  CAS-BOT-BC143431  Potentilla John Thomas Howell 1961-6-21 36703 Plumas Greenville 1097 Comment
  SEINET10483933  Potentilla Mary Susan Taylor 1981-7-6 Taylor 3976 Plumas T24N R15E nw/ne sec 15. Dixie Mt quad. Top of Dixie Mt near the Lookout, ca. 5 air mi W of N tip of Frenchman Lake, ca. 13 air mi NW of Chilcoot. Pure volcanic rock outcrop; 8327 ft elev. 2538 Comment
  SEINET4458917 Image available Potentilla aperta A. A. Heller, P. B. Kennedy 1907-1 8882 Plumas Comment
  UCR207982  Potentilla glandulosa subsp. hansenii Lyman Benson 1932-7-29 3988 Plumas Sierra Nevada Mtns., Bucks Lake, Feather River Drainage 1585 Comment
  CAS-BOT-BC540410  Potentilla gracilis var. fastigiata John Thomas Howell; Gordon H. True 1967-6-11 42574 Plumas Sierra Nevada, meadow at Qunicy 1036 Comment
  CAS-BOT-BC158520  Potentilla millefolia M. S. Taylor 1982-5-7 4420 Plumas Plumas National Forest/Beckwourth RD Expt. Area. Clover Valley Ranch in Red Clover Valley 1676 Comment
  CHSC102146  Potentilla norvegica Lowell Ahart; John Dittes, Josephine Guardino 2009-7-29 16234 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
  CDA12049  Potentilla palustris G. F. Hrusa, J. Dinsdale 1989-6-27 7214 Plumas Sierra Nevada; Snake Lake, approx. 5 m. WNW of Quincy. Comment
  CHSC20761  Potentilla rivalis K. R. Stern 1975-7-23 5886 Plumas W shore of Lake Almanor. 1371 Comment
  UCD113967  Poteridium annuum Tofsrud 1948-7-1 s.n. Plumas Between Meadow Valley and Bucks. Comment
  SBBG3117  Poterium sanguisorba H. and M. Dearing 1939-7-3 3814 Plumas Greenville Comment
  CAS-BOT-BC158596  Prunus John Thomas Howell 1959-9-21 34782 Plumas N. Fk. Feather River near Belden 701 Comment
  CAS-BOT-BC158150  Prunus emarginata Ella Dales Cantelow 1939-3-19 2541 Plumas 6 - mi. W. of Bucks Lake 1764 Comment
  CHSC23622  Prunus emarginata J. Cox 1975-7-24 Plumas SE side of Lake Almanor. Comment
  CHSC58040  Prunus emarginata Vernon H. Oswald; Lowell Ahart 1992-6-2 4971 Plumas Lassen Volcanic National Park. Quarter section of land at the W end of Forest Rd. 29N75 on Kelly Mtn., ca. 0.75 mi (air) WSW of Kelly Camp in Warner Valley. Near the base of a cliff. 1822 Comment
  JEPS48882  Prunus emarginata Esther C. Fritz 1933-7-15 Plumas Spanish Peak 2133 Comment
  SEINET7346795  Prunus emarginata C. N. Saulisberry 1949-5-28 s.n. Plumas Feather River Canyon, near Keddie Comment
  CHSC37635  Prunus virginiana var. demissa T. B. Devine 1979-10-5 601 Plumas Near Queen Lily Campground, N Fork of Feather River, ca. 3 mi E of its junction with the E branch of the N Fork. 792 Comment
  CHSC61589  Prunus virginiana var. demissa Arthur C. Barrett 1915-6-24 15 Plumas Plumas Forest. Indian Cr., near Lone Rock Cr. 1615 Comment
  SEINET10483101  Prunus virginiana var. demissa Mary Susan Taylor 1974-5-18 Taylor 249 Plumas Vicinity of Tobin and Butterfly Valley, Hwy 70. Comment
  CAS-BOT-BC356963  Pseudognaphalium canescens John Thomas Howell 1976-7-16 51880 Plumas Spanish Creek near mouth of Slate Creek 1066 Comment
  CHSC81608  Pseudognaphalium luteoalbum Lowell Ahart 2001-10-8 9308 Plumas On the sides of Boulder Creek, below the high water line of Antelope Lake, about 24 miles (air) northeast of Quincy. 1522 Comment
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Jun 28 2016
  JEPS102717  Pseudognaphalium luteoalbum Lowell Ahart 2001-10-8 9308 Plumas On the sides of Boulder Creek, below the high water line of Antelope Lake, about 24 miles (air) NE of Quincy. 1522 Comment
  UC485670  Pseudognaphalium thermale H. M. Hall 1912-8-4 Plumas Marston Sierra Nevada Mountains, Marston Comment
  UC1950117  Pseudostellaria jamesiana Barbara Ertter 2001-7-21 17785 a Plumas southeast Diamond Mountains northeast of Frenchman Lake, northease slope of rhyolite plug (area otherwise granite), between Galeppi Creek and Spring Creek Comment
  CAS-BOT-BC80160  Pseudotsuga menziesii Walter Knight; Irja Knight 1966-9-12 1726 Plumas Rubble Gap 1127 Comment
  CAS-BOT-BC80161  Pseudotsuga menziesii Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1969-6-24 2421 Plumas in vicinity of confluence of Spanish Creek & Butterfly Creek 883 Comment
  UC177449  Psilocarphus brevissimus var. brevissimus T. S. Brandegee 1892-7-4 Plumas Prattville Comment
  SEINET4890071  Puccinellia distans W. Harnach 1991-6-17 554 Plumas Sierra Valley, 3/4 mile west of steel bridge on Marble Lane 1486 Comment
  SEINET10859933  Puccinellia erecta Vernon H. Oswald, Lowell Ahart 1989-8-22 Oswald 3952 Plumas T26N R5E se/S11, Red Fir Forest. Impounded spring on the e side of Humbug Rd 1.5 mi (odometer) n of Humbug Summit (Butte County line). Rooted in shallow water on the edge of the pond. 1981 Comment
  SEINET4890226  Puccinellia lemmonii W. Harnach, N. Harnach 2000-6-14 909 Plumas Sierra Valley, approximately 0.5 miles west of County Road A-24, 2.5 miles north of Loyalton 1518 Comment
  RSA7874  Purshia tridentata var. tridentata H. A. Barker 1927-7-1 758 Plumas Blairsden 1372 Comment
  UC1128541  Purshia tridentata var. tridentata C. G. Albertus 1935-8-3 250 Plumas 1.5 mi se Cromberg; Plumas National Forest, Downieville Quad. 1310 Comment
  SEINET10499007  Pycnanthemum californicum Mary Susan Taylor 1981-7-21 Taylor 4086 Plumas T24N R11E nw/ne sec 19, Spring Garden quad. Along small creek that feeds into Squirrel Creek, ca. 0.5 mi N of jct of 401 and 25N42, ca. 3 mi N of Spring Garden. 4500 ft elev. 1372 Comment
  CHSC85720  Pyrola aphylla G. Douglas Barbe; T. C. Fuller, J. T. Howell 1981-6-24 3214 Plumas Sierra Nevada. 0.5 mile north of Taylor Creek Road (to Solomon Saddle) junction, on Mt. Hough-Crystal Lake Road. 1584 Comment
  UC635152  Pyrola asarifolia H. L. Mason Jul 1925 2891 Plumas Mount Elwell Comment
  CAS-BOT-BC462897  Pyrola asarifolia Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1967-7-10 2236 Plumas Butterfly Botanical Area and Vininity: Fern Glen 1097 Comment
  CHSC117552  Pyrola dentata Lowell Ahart 2016-7-9 21098 Plumas South of road bank, about 1/2 mile southeast of Table Mountain, about 1 1/2 miles (air) northwest of Tamarack Flat, about 3 1/2 miles (air) northwest of Little Grass Valley Reservoir Dam. 1759 Comment
  RSA0080595  Pyrola dentata G. T. Nordstrom 1934-7-3 187 Plumas 3/4 mile S.W. of Mt. Ararat. 1707 Comment
  CDA18459  Pyrola picta G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-24 3214 Plumas Sierra Nevada; 0.5 mile north of Taylor Creek Road (to Solomon Saddle) junction, on Mt. Hough-Crystal Lake Road. 1584 Comment
  RSA0084315  Pyrola picta Diana D. Jolles 2011-8-9 471 Plumas Plumas National Forest, about 2.5 miles up forest road 77 to Dixie Mountain Lookout from Frenchman Lake Road (284). 1994 Comment
  UC1121059  Pyrola picta C. W. Hanks 1934-6-9 72 Plumas Plumas National Forest, e slope of Dixie Mountain Dixie Mountain; Plumas National Forest, Dixie Mountain 2438 Comment
  CAS-BOT-BC466003  Pyrola picta Anna Head 1921-8-7 s.n. Plumas Feather River Rigion Comment
  CAS-BOT-BC466109  Pyrola picta John Thomas Howell 1960-7-21 35821 Plumas Lassen Volcanic National Park, near Terminal Geyser 1798 Comment
  UCD117817  Pyrola picta G. F. Hrusa 1992-10-8 10502 Plumas Bucks Lake Wilderness. 1828 Comment
  JEPS107610  Pyrrocoma carthamoides var. cusickii Lowell Ahart, Josephine Guardino 2005-8-10 12306 Plumas Along a poor logging road, northeast of a small branch of Lights Creek, east side of Forest Road 27N54, about 5 1/2 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake 1821 Comment
  CHSC110605  Pyrrocoma hirta var. lanulosa B. Castro; L. P. Janeway 2006-6-14 1559 Plumas Northern High Sierra Nevada. SE side of lower Thompson Valley 0.9 mi N of the mouth of McReynolds Creek at Red Clover Creek. 1667 Comment
  CHSC36943  Pyrrocoma lanceolata var. lanceolata M. S. Taylor 1982-9-13 5138 Plumas Ramelli Ranch, near Calpine Rd (109) bridge over Feather River, s side of the river, ca. 1 mi w of Beckwourth. 1487 Comment
  UC1094034  Pyrrocoma racemosa var. paniculata Lewis S. Rose 1955-7-19 55147 Plumas Vinton 1505 Comment
  RSA101885  Quercus chrysolepis F. Morton Jones 1918-06 s.n. Plumas Mt. Hough. Comment
  UCD45565  Quercus chrysolepis var. nana E. Nourse 1934-9-7 35 Plumas two miles southeast of Nelson Point. Altitude 5500 feet. 1676 Comment
  CHSC33933  Quercus durata var. durata M. S. Taylor; M. Foster 1981-7-18 4053 Plumas N side of Caribou Rd, ca. 4 mi ne of its jct with Hwy 70 near Beldon. 822 Comment
  JEPS26748  Quercus durata var. durata P. C. Hutchison 1961-6-9 2119 Plumas 2 mi s (below) Rich Bar (above road at bridge, canyon of the North Fork of Feather River, along U.S. Hwy 40 Alt) Comment
  CHSC96739  Quercus garryana var. breweri L. P. Janeway 2007-5-20 8988 Plumas Northern High Sierra Nevada. Along road 26N22F (to the top of Red Hill) 2.4 road km from Deadwood Saddle; 2.6 air km east of the summit of Red Hill. 1594 Comment
  CHSC96745  Quercus garryana var. breweri L. P. Janeway 2007-5-20 8995 Plumas Northern High Sierra Nevada. Along Road 25N17 above Bean Creek 1.1 km north of its confluence at Spanish Creek; 0.5 km northwest of Bean Hill. 1405 Comment
  NY42417  Quercus kelloggii J. B. Walker 1994-8-2 866 Plumas 5km NW of Quincy, on N edge of Smith Lake 1500 Comment
  SEINET10431673  Quercus kelloggii P. A. Lehenbauer 1938-1 s.n. Plumas 3 miles E of Portola. Comment
  UCD14012  Quercus vacciniifolia John M. Tucker 1948-7-25 1749 Plumas California, Plumas Co.; ca. 3/4 mi. west of United Mining Co. mine on southwest side of Camel Peak; Comment
  CAS-BOT-BC362686  Raillardella argentea Lowell Ahart 1981-7-21 2955 Plumas Buzzards Roost Ridge, north of PIlot Peak 2000 Comment
  CHSC21512  Ranunculus alismifolius var. alismellus D. Brink; L. Mayer 1975-7-10 Plumas Buck's Lake. Comment
  POM269646  Ranunculus alismifolius var. alismellus Lyman Benson s.n. Plumas Near Quincy 2134 Comment
  CHSC1470  Ranunculus alismifolius var. alismifolius R. Morford 1931-5-16 Plumas Humbug Valley meadow. 1310 Comment
  JEPS60722  Ranunculus alismifolius var. alismifolius W. L. Jepson 1927-6-23 12316 Plumas swamp near Feather River Meadows (near Rice Creek, e of Mill Creek and Morgan) 1584 Comment
  RSA712805  Ranunculus alismifolius var. hartwegii L. P. Janeway 2005-6-12 8417 Plumas High Cascade Range, E side of Feather River Meadows 0.8 km N of Rice Creek and N Fork Feather Five confluence. 1631 Comment
  CAS-BOT-BC379216  Ranunculus aquatilis John Thomas Howell 1962-6-19 37860 Plumas 5.5 mi E of Beckwourth Comment
  CAS-BOT-BC378977  Ranunculus aquatilis var. diffusus Mrs. A. R. Coombs 1906-1-1 s.n. Plumas Prattville 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
  JEPS23630  Ranunculus uncinatus Esther C. Fritz 1933-8-1 Plumas above Camp Califorest (UC Forestry Camp) (just off Meadow Valley); Schneider Meadow 1188 Comment
  RSA518963  Rhamnus rubra J. T. Howell 1973-7-10 49731 Plumas Open yellow pine forest near Greenville. 1098 Comment
  UCD35832  Rhododendron columbianum Beecher Crampton 1964-8-25 7161 Plumas Lassen Volcanic National Park; Devil's Kitchen, Hot Springs Creek. 1859 Comment
  CHSC102005  Rhododendron neoglandulosum L. P. Janeway; B. Castro 2009-8-29 9945 Plumas Northern High Sierra Nevada.Small meadow 0.3 km east-southeast of the Buckhorn survey monument on the eastern end of Red Mountain. 1892 Comment
  RSA286332  Rhododendron occidentale R. F. Thorne 1974-7-30 45000 Plumas Plumas National Forest, Butterfly Valley Botanical Area. 1174 Comment
  RSA246600  Rhynchospora capitellata Robert F. Thorne, Larry E. DeBuhr, Tilforth 1972-9-20 42344 Plumas Butterfly Valley Botanic Area: Partly in Plumas Nat l Forest; near Darlingonia Bog 1174 Comment
  CAS-BOT-BC108712  Ribes cereum Clare B. Hardham 1975-8-2 20454 Plumas Sierra Nevada. Black Mountain. 2133 Comment
  CAS-BOT-BC108714  Ribes cereum Mrs. Jos Clemens 1919-10-29 s.n. Plumas Crystal Lake. Comment
  CHSC70015  Ribes cereum var. cereum L. P. Janeway 1997-5-14 5130 Plumas Ross Canyon; along Road 25N31 0.9 mi northeast of Road 28N01 (Dixie Valley Road). 1813 Comment
  CAS-BOT-BC169121  Ribes inerme var. inerme David D. Keck 1932-7-3 1653 Plumas Meadow south of Spanish Creek, Quincy - Northern Sierra Nevada 1066 Comment
  CAS-BOT-BC169123  Ribes inerme var. inerme John Thomas Howell 1961-9-23 36835 A Plumas Indian Valley east of Crescent Mills - Sierra Nevada 1082 Comment
  CAS-BOT-BC219211  Ribes nevadense David D. Keck 1932-7-3 1628 Plumas Mountain slope S of Quincy 1066 Comment
  CAS-BOT-BC219213  Ribes nevadense Walter & Irja Knight 1967-5-22 1803 Plumas Fern Glen 1112 Comment
  CDA14751  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
  CHSC21109  Ribes roezlii F. T. Griggs; A. Pass 1975-7-1 23 Plumas East of Grizzly Peak. Buck's Lake Forest Service Survey. Comment
  CHSC75502  Ribes roezlii G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-24 3241 Plumas Mt. Hough-Crystal Lake Road 0.2 mile south of China Grade Road (to Taylorsville). 1737 Comment
  CAS-BOT-BC168782  Ribes viscosissimum Mary Strong Clemens 1920-6-4 s.n. Plumas Greenville Comment
  SD8337  Ribes viscosissimum Mrs. R. M. Austin 1878-1 Plumas Mt. Dyer Comment
  CHSC20983  Ribes viscosissimum var. hallii F. T. Griggs; A. Pass 1975-7-16 199 Plumas N. shore of Lower Buck's Lake. Comment
  CHSC87644  Ribes viscosissimum var. viscosissimum Lowell Ahart; John Dittes, Josephine Guardino 2004-5-16 10912 Plumas On the east side of Forest Road 25N10, about 2 miles (air) west of Grizzly Peak, about 8 miles (air) northeast of Quincy. 1804 Comment
  CAS-BOT-BC363063  Rigiopappus leptocladus John Thomas Howell 1962-6-17 37675 Plumas Butterfly Valley 1036 Comment
  JEPS59925  Rigiopappus leptocladus Lewis S. Rose 1968-6-11 68101 Plumas 4 mi s Keddie; Butterfly Valley 1036 Comment
  CAS-BOT-BC363061  Rigiopappus leptocladus M. S. Taylor 1982-6-28 4771 Plumas Paralleling Hwy 70, just w of Calpine Rd (109), Ramelli Ranch, ca. 1 mi w of Beckwourth 1487 Comment
  SEINET10871492  Rorippa Mary Susan Taylor 1981-7-13 Taylor 4000 Plumas T24N R15E ne/sw sec 1, Frenchman Lake quad; along Lookout Creek, ca. 2 mi W of its jct with 28N11, ca. 3 air mi NW of N tip of the Lake, ca. 15 air mi N of Chicoot. 6200 ft elev. 1890 Comment
  SEINET10904291  Rorippa Mary Susan Taylor 1982-9-7 Taylor 5099 Plumas T23N R14E s/ne sec 28. Portola quad. Ramelli Ranch, s side of Feather River, ca. 2 mi w of Beckwourth. 4880 ft. Dry sandy soil; open Riparian. 1487 Comment
  CAS-BOT-BC74647  Rorippa curvisiliqua Robert J. Weatherby 1950-7-7 1453 Plumas Ganser Creek. Quincy. 1219 Comment
  CHSC21525  Rorippa curvisiliqua var. orientalis L. Mayer; D. Brink 1975-7-9 Plumas Buck's Lake. Comment
  CHSC38015  Rorippa curvisiliqua var. orientalis M. S. Taylor 1981-7-13 4000 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
  CHSC43433  Rorippa curvisiliqua var. orientalis Lowell Ahart 1976-7-16 1176 Plumas By the edge of a logging road, about 1 1/2 miles west of Fowler Peak, about 5 miles north-west of Little Grass Valley Reservoir. 1828 Comment
  CHSC95017  Rorippa curvisiliqua var. orientalis Lowell Ahart 2006-10-23 13476 Plumas On the east side of Slate Creek (there is a large gravel flat caused by the dam), about 30 yards south of where the road ends, about 20 yards north of the dam across Slate Creek, about 1/8 mile northeast of Scales Road, about 5 1/2 miles (air) northeast of Strawberry Valley. 1281 Comment
  CHSC55681  Rorippa nasturtium-aquaticum K. R. Stern 1985-6-25 8240 Plumas Vicinity of Blairsden. 1402 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
  CHSC40864  Rorippa sphaerocarpa K. R. Stern 1985-6-25 8194 Plumas Vicinity of Blairsden. 1371 Comment
  CHSC21557  Rosa bridgesii L. M. Mayer; D. E. Brink 1975-7-2 Plumas Bucks Lake. Comment
  RSA699784  Rosa bridgesii L. Ahart, J. Dittes, J. Guardino, R. Schlising 2004-7-3 11174 Plumas 1/4 mile N of Taylor rock. Ca 1 mile (air) SW of Grizzly Peak. Ca 5 miles (air) S of Taylorsville. Ca 8 miles (air) NE of Quincy. 2054 Comment
  CAS-BOT-BC148173  Rosa gymnocarpa John Thomas Howell; Walter Knight; Irja Knight; Gordon H. True 1967-7-12 2112 Plumas At spring - Butterfly Botanical Area and vicnity 1127 Comment
  CAS-BOT-BC148180  Rosa gymnocarpa Lewis S. Rose 1963-6-3 63098 Plumas Butterfly Valley, 2 mi. sw of Keddie 1188 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
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Dec 10 2008
  CHSC82465  Rosa gymnocarpa Lowell Ahart 2002-6-26 9764 Plumas Near a small drainage, northeast of the small meadow and gravel road, about 2 miles (air) northwest of Little Grass Valley Reservoir dam, about 5 miles (air) northwest of La Porte. 1734 Comment
  CHSC91755  Rosa gymnocarpa G. Douglas Barbe; T. C. Fuller, J. T. Howell 1981-6-26 3344 Plumas Sierra Nevada. 0.75 mile northeast of Bucks Summit on Bucks Lake Road. 1600 Comment
  RSA286336  Rosa gymnocarpa Robert F. Thorne 1974-7-30 45004 Plumas Plumas National Forest, Butterfly Valley Botanical Area. Boggy meadow W of Mill Pond. 1159 Comment
  JEPS45630  Rosa woodsii var. ultramontana W. L. Jepson 1918-8-16 8018 Plumas near Taylorville; Indian River 1097 Comment
  CHSC9715  Rubus armeniacus Nancy Mosman 1971-7-11 82 Plumas Ca. 10 ft from Feather River along road 0.5 mi s of Belden turnoff and Hwy 70. 1025 Comment
  JEPS115090  Rubus leucodermis Lowell Ahart, John Dittes 2009-7-14 16071 Plumas On the south side of Forest Service Road 26N92, about 1.9 miles (air) southeast of Seneca, about 6 miles (air) south of Lake Almanor Reservoir Dam 1677 Comment
  RSA59306  Rubus parviflorus var. bifarius E. K. Balls 1950-9-12 15789 Plumas 1.5 miles along trail from Lakes Center Public Campground to Long Lake outlet (S Plumas Co.) 2012 Comment
  JEPS118397  Rudbeckia occidentalis var. occidentalis Lowell Ahart 2011-9-17 17665 Plumas On the north side of an unnamed stream that flows east into Little Grass Valley Reservoir and opposite the Black Rock, about 30 yards west of the paved road, about 1/8 mile west of Little Grass Valley Reservoir 1595 Comment
  CHSC10674  Rumex acetosella Lowell Ahart 1968-6-29 Plumas One mile east of La Porte. 762 Comment
  RSA232861  Rumex acetosella L. S. Rose 1968-6-10 68092 Plumas Quincy. 1037 Comment
  CAS-BOT-BC422167  Rumex californicus John Thomas Howell 1973-7-9 49714 Plumas Crescent Mills 1066 Comment
  CHSC36935  Rumex crispus M. S. Taylor 1982-9-8 5108 Plumas S side of Round Valley Reservoir, ca. 4 mi s of Greenville. 1371 Comment
  CHSC45869  Rumex salicifolius var. triangulivalvis Lowell Ahart 1978-7-29 1791 Plumas Growing on dry soil in the middle of a logging road, about 1/2 mile north of the Bunker Hill Mine, about 12 miles north-east of La Porte. 1828 Comment
  CHSC73982  Rumex salicifolius var. triangulivalvis B. Castro; L. Gehrung, H. Durio 1996-7-3 669 Plumas Placer Diggings site, ca 4 air mi NE of La Porte, 0.5 mi SE of the South Branch of Slate Creek, and 1.6 mi W of HowlandFlat, W of Co. Rd 690. Along perennial tributary to Sacketts Gulch, in drying soil around edge of pond downslope from spring. 1566 Comment
  SD71014  Rumex triangulivalvis John Thomas Howell 1960-7-19 35624 Plumas Meadow, Drakesbad, Lassen Volcanic National Park 1676 Comment
  CHSC82506  Sagina decumbens subsp. occidentalis Lowell Ahart; John Dittes 2002-6-17 9723 Plumas In a meadow, on the north side of the road, about 1/8 mile west of Lumpkin Ridge Road, about 1 1/2 miles southeast of Tamarack Flat, about 1 1/2 miles (air) northwest of Little Grass Valley Reservoir dam, about 4 1/2 miles (air) northwest of La Porte. 1651 Comment
  JEPS122328  Sagina saginoides Lowell Ahart 2014-9-9 19837 Plumas Below the high water line, on the sides of Sly Creek, Sly Creek Reservoir, about 7 miles (air) southwest of La Porte. Comment
  JEPS51063  Sagina saginoides W. L. Jepson 1924-7-22 10617 a Plumas Middle Fork Feather R., Rich Point 1097 Comment
  CHSC33939  Sagittaria latifolia M. S. Taylor 1981-8-5 4165 Plumas Indian Valley, s side of Hwy 105, 1.5 mi e of its jct with Hwy 80 just n of Crescent Mills. 1066 Comment
  CAS-BOT-BC445747  Sagittaria latifolia Walter Knight; Irja Knight 1966-6-19 1720 Plumas Butterfly Botanical Area and Vicinity Comment
  UCD138051  Sagittaria latifolia Malcolm A. Nobs; S. Galen Smith 1949-8-19 1419 Plumas 2 miles souht of Greenville, Indian Valley. 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
  CAS-BOT-BC103631  Salix eastwoodiae Mrs. E. C. Sutliffe 1919-8-1 s.n. Plumas lake by Oakland Mine, Gold Lake Region Comment
  CAS-BOT-BC103633  Salix eastwoodiae Anna Head 1920-6-1 s.n. Plumas Feather River region Comment
  CAS-BOT-BC103882  Salix exigua Greg Sommers 1976-6-12 119 G Plumas Along Dyson (Marble) Lane. [Sirra] Sierra Valley. 1487 Comment
  JEPS102316  Salix exigua Lowell Ahart 2001-6-4 8758 Plumas 5 air miles NE of La Porte (overflow area on N side of South Fork of the Feather River, 1/2 mi SW of the Feather Fork Mine, 1 mi NE of Little Grass Valley Reservoir) 1594 Comment
  JEPS115120  Salix exigua Lowell Ahart, John Dittes, Josephine Guardino 2009-7-29 16222 Plumas On damp bare soil, below the high water line of Lake Almanor, 1,849 feet northwest of Lake Almanor Dam 1591 Comment
  SEINET10386357  Salix exigua W. Harnach, N. Harnach 1991-6-21 557 Plumas Sierra Valley, 0.5 miles S of Beckwourth, next to railroad bridge E of County Road A-23. 1487 Comment
  SJSU12159  Salix exigua N. A. Hopkins 1976-6-22 834 Plumas 7 mi NE of Loyalton 1524 Comment
  CAS-BOT-BC103884  Salix exigua John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-25 54345 Plumas Near mouth of Lights Creek 1371 Comment
  JEPS14871  Salix geyeriana John Warren Duffield 1937-5-30 Plumas gravel pit n. Meadow Valley Creek (near rd. into U.C. Forestry Camp) Comment
  UC440206  Salix geyeriana Mrs. C. M. Wilder 1912-7-10 9330 Plumas w end Bear Lakes Comment
  UC846472  Salix geyeriana Alice Eastwood 1918-5-25 7003 Plumas Portola Comment
  CAS-BOT-BC107663  Salix jepsonii Robert J. Weatherby 1950-8-11 1524 Plumas Slopes of Mt. Elwell, Lake Basin Area 2225 Comment
  CAS-BOT-BC125321  Salix lasiandra var. lasiandra Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1514 Plumas East of Pond Reservoir 1094 Comment
  CAS-BOT-BC125323  Salix lasiandra var. lasiandra John Thomas Howell; Walter Knight; Irja Knight; Gordon True 1967-6-12 1974 Plumas In valley proper, Butterfly Botanical Area and Vicinity 1066 Comment
  JEPS102789  Salix lasiandra var. lasiandra Lowell Ahart 2001-6-4 8755 Plumas Overflow area 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
  CAS-BOT-BC107053  Salix lasiolepis Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1967-5-7 1832 Plumas Butterfly Canyon 1066 Comment
  CHSC9576  Salix lasiolepis E. L. Smith 1971-4-28 950 Plumas N city limits in Quincy. 1043 Comment
  CAS-BOT-BC107159  Salix lasiolepis var. bigelovii D. E. Breedlove 1962-6-12 3471 Plumas On bank of Jackson Creek, in upper drainage of Middle Fork of Feather River, 1 mile southeast of Cromberg - Sierra Nevada 1341 Comment
  CAS-BOT-BC128436  Salix lasiolepis var. lasiolepis Irja Knight; Walter Knight; John Thomas Howell; Gordon H. True 1967-7-10 2212 Plumas Mouth of Butterfly Creek - Butterfly Botanical Area and Vicinity 883 Comment
  CAS-BOT-BC128438  Salix lasiolepis var. lasiolepis John Thomas Howell 1977-8-11 52676 Plumas Canyon of Little Last Chance Creek between Chilcoot and Frenchmans Rerservoir 1676 Comment
  CDA14592  Salix lemmonii G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-22 3075 Plumas headwaters of south Fork Feather River, 10.6 miles northeast of La Porte on La Porte-Quincy Road. 1889 Comment
  CHSC69901  Salix lemmonii L. P. Janeway 1997-5-7 5117 Plumas Along north side of Red Clover Creek, 6.9 mi southeast of Indian Creek and 0.3 mi northwest of Notson Bridge (via Beckwourth-Genesee Road). 1554 Comment
  JEPS113381  Salix lemmonii Lowell Ahart, John Dittes, Josephine Guardino 2007-6-8 14036 Plumas Strand of Lake Davis, southeast of the end of the road, north end of Lake Davis 1763 Comment
  SBBG57906  Salix ligulifolia C. R. Ball, Mrs. H. P. Bracelin, B. Kautz 1931-5-31 393 Plumas N fork of Feather River at Chester, flood plain at hwy bridge 1350 Comment
  UC482032  Salix ligulifolia C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-31 393 Plumas at Chester (N. Fork Feather River, at hwy. bridge); N. Fork Feather River 1350 Comment
  RSA0030839  Salix ligulifolia Carleton R. Ball, H. P. Bracelin, Beryl Kautz 1931-5-31 394 Plumas North Fork of Feather River, at Chester. 1350 Comment
  CHSC97163  Salix lucida subsp. lasiandra Lowell Ahart; John Dittes, Josephine Guardino 2007-6-8 14035 Plumas Strand of Lake Davis, southeast of the end of the road, north end of Lake Davis. 1763 Comment
  CHSC114709  Salix melanopsis G. Douglas Barbe; T. C. Fuller, J. T. Howell 1981-6-23 3171 Plumas 4.6 miles south of junction Long Valley and Rush Creek Roads. 1402 Comment
  SBBG29041  Salix melanopsis C. R. Ball, Mrs. H. P. Bracelin, B. Kautz 1931-5-31 396 Plumas N Fork of Feather River, at Chester 1350 Comment
  SBBG57919  Salix melanopsis C. R. Ball, Mrs. H. P. Bracelin, B. Kautz 1931-5-31 396 Plumas N Fork of Feather River, at Chester 1350 Comment
  UC482037  Salix melanopsis C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-31 395 Plumas N. Fork Feather R. at Chester (at hwy. bridge); N. Fork Feather R. 1350 Comment
  SEINET10417193  Salix melanopsis A. A. Heller, P. B. Kennedy 1907-7-13 8830 Plumas Taylorsville. Comment
  SEINET10899094  Salix melanopsis Mary Susan Taylor 1982-5-13 Taylor 4438 Plumas T24N R9E se/ne sec 15. Quincy quad. In Gansner Park, Quincy. 3400 ft. 1036 Comment
  UC1135084  Salix scouleriana E. Sawyer 1935-6-25 147 Plumas 1 1/2 mi. s.-s.w. Crow; Plumas Nat'l Forest, Sierraville Quadrangle Comment
  UCSC000174  Salix scouleriana E. Nourse 1934-8-14 16 Plumas 1.5 mile ESE. of Quincy - Downieville 1128 Comment
  UCD99307  Salsola soda E. K. Balls 1950-9-15 15864 Plumas south tip of Lake Almanor; near P.G.E. dam, Hwy 89. 1371 Comment
  CAS-BOT-BC176979  Salsola tragus Lowell Ahart 1981-9-6 3091 Plumas 1 1/2 miles SW of Crescent Mills 1200 Comment
  CDA5753  Salvia aethiopis T. C. Fuller 1962-6-13 8998 Plumas Duensing property, Route 1, Box 7, North Road of Indian Valley, 2 miles east of Greenville. 0 Comment
  POM148020  Salvia aethiopis Alice Eastwood 1927-06 s.n. Plumas Indian Valley 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
  JEPS107698  Sambucus mexicana Lowell Ahart, John Dittes 2005-9-20 12455 Plumas On the south side of Forest Road 27N34, about 1 mile northeast of Eisenheimer Peak, about 3/4 mile south of Wilcox Valley 1984 Comment
  CAS-BOT-BC238842  Sambucus nigra subsp. caerulea Anna Head 1921-8-1 s.n. Plumas Feather River Region Comment
  UC401137  Sambucus racemosa var. microbotrys unknown Plumas Comment
  RSA122157  Sanguisorba annua E. Sawyer 1935-6-27 166 Plumas Charlies Valley. 1524 Comment
  RSA59428  Sanguisorba annua E. K. Balls 1950-9-15 15854 Plumas S tip Lake Almanor by P.G.E. dam, Hwy 89. 1372 Comment
  SEINET10483615  Sanguisorba annua Mary Susan Taylor 1982-6-28 Taylor 4755 Plumas T23N R14E nw/ne sec 27. Portola quad. Ramelli Ranch, between Calpine Rd (109), and cow pastures; s side of Hwy 70, ca. 1 mi w of Beckwourth. 4880 ft. Plumas National Forest property. 1487 Comment
  UC114594  Sanguisorba annua Mrs. R. M. Austin Plumas Big Meadows Comment
  CHSC42663  Sanicula graveolens Vernon Oswald 1986-6-6 2084 Plumas LaPorte-Quincy Rd. at the S. Fork of the Feather River. 1965 Comment
  CHSC63235  Sanicula graveolens Lowell Ahart 1994-6-15 7340 Plumas About 200 yards east of a logging road, near the intersection of Lumpkin Ridge Road and the road to Tamarack Flat, about 1 mile (air) west of Little Grass Valley Reservoir. 1767 Comment
  JEPS95555  Sanicula graveolens Lowell Ahart 1994-7-7 7450 Plumas N side of Pacific Crest Trail, Bunker Hill Ridge, about 3/4 air miles SE of Pilot Peak 1828 Comment
  UCR115320  Sanicula graveolens G. D. Barbe, T. C. Fuller 1982-7-16 3769 Plumas Sierra Nevada Mtns, Plumas National Forest: 1.5 miles west of Wheeler Peak and 1 mi south of Beardsley Mine, on forest road 3.8 miles south of Green Flat 1982 Comment
  JEPS26572  Sanicula graveolens Lauramay T. Dempster 1961-6-15 1460 Plumas near Engelmine 1950 Comment
  SEINET11155993  Sanicula graveolens A. A. Heller, P. B. Kennedy 1907-7-18 8879 Plumas Grade between Beckwith and Red Clover Valley. Comment
  UC875485  Sanicula graveolens Anna Head 1921-6-24 Plumas Feather River Region on trail to Grey Eagle Mine; Feather River Region Comment
  JEPS87765  Sanicula tuberosa Lowell Ahart 1994-6-12 7315 Plumas about 1 1/4 air mi s Bucks Lake (sw of small branch of Willow Creek, near Cedar Flat, on w side of Faggs Mine Road); s of Bucks Lake, sw of branch Willow Creek, Faggs Mine Road 1706 Comment
  CHSC4683  Saponaria officinalis R. Carter 1966-7-10 471 Plumas Found Feather R. Canyon, 1/2 mi. S Injun Jim School along S side Hwy. 70; along roadside. Comment
  JEPS113935  Sarcobatus vermiculatus W. and N. Harnach 2000-8-23 997 Plumas Sierra Valley 1 miles west of the Steel Bridge on Marble Lane. Comment
  CHSC21116  Sarcodes sanguinea F. T. Griggs; A. Pass 1975-7-1 20 Plumas East of Grizzly Creek. Comment
  CAS-BOT-BC466218  Sarcodes sanguinea John Thomas Howell 1960-7-21 35824 Plumas Lassen Volcanic National Park, near Terminal Geyser 1798 Comment
  RSA255807  Sarcodes sanguinea Gary D. Wallace, Larry E. DeBuhr, G. Ansley Wallace 1972-5-21 1060 Plumas North end of the Sierra Nvada. Ca. 1.5 mi. E of jct. of Hwys. 89 & 70. Comment
  JEPS48753  Saxifraga californica John W. Duffield 1937-5-24 Plumas e of fairgrounds of Quincy (near Quincy Q, sw Plumas County) Comment
  RSA0102601  Sceptridium multifidum Ira L. Wiggins 1948-9-15 12056 Plumas On ridge between canyons of Onion Creek and Middle Fork of the Feather River. Comment
  POM119341  Scheuchzeria palustris Anonymous 1897-7-5 s.n. Plumas Prattville Comment
  CAS-BOT-BC111269  Schoenoplectus acutus var. occidentalis John Thomas Howell 1961-9-23 36857 Plumas Indian Valley 1082 Comment
  CAS-BOT-BC111571  Schoenoplectus americanus John Thomas Howell 1960-7-19 35642 Plumas Wet slope near hot springs, Drakesbad. Plants of Lassen Volcanic National Park. Comment
  CAS-BOT-BC111573  Schoenoplectus americanus Mrs. H. C. Cantelow 1938-7-4 2279 Plumas Drakesbad. Comment
  UC1609498  Schoenoplectus subterminalis Vernon H. Oswald and Lowell Ahart 1993-8-3 5766 Plumas unnamed lake ca 0.25 mi e Hay Meadow (w. side of the lake, on s edge Caribou Wilderness near the n end of 30N25 ca 9 mi (air) n of Lake Almanor); s edge Caribou Wilderness, e of Hay Meadow, n Lake Almanor 1926 Comment
  CAS-BOT-BC35589  Scirpus congdonii Walter Knight; Irja Knight; John Thomas Howell 1966-7-27 1393 Plumas Butterfly Botanical Area, Pond Reservoir 1097 Comment
  CHSC65854  Scirpus congdonii L. P. Janeway 1995-7-23 4876 Plumas Meadow at head of western branch of Stag Creek; along Road 22N80Y 0.1 mi north of Rd 22N72; about 0.3 mi south-southeast of Table Mountain. 1755 Comment
  RSA699791  Scirpus congdonii L. Ahart, John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11168 Plumas About 1/4 mile north of Taylor Rock, about 1 mile (air) southwest of Grizzly Peak, about 5 miles (air) south of Taylorsville, about 8 miles (air) northeast of Quincy. 2140 Comment
  CAS-BOT-BC30739  Scirpus diffusus Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1673 Plumas Sweetwater Meadow. 1127 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
  JEPS93794  Sclerolinon digynum Vernon H. Oswald, Beth Corbin and Gary Schoolcraft 1998-6-11 9254 Plumas Rest Area on Highway 36 and Prattville (on s side of Lake Almanor); Lake Almanor 1389 Comment
  CHSC11061  Scutellaria californica Lowell Ahart 1968-6-29 Plumas Two miles E. of La Porte. 914 Comment
  JEPS62868  Scutellaria tuberosa W. I. Follett 1937-5-30 Plumas Rich Gulch 1173 Comment
  CHSC21310  Sedum spathulifolium F. T. Griggs; A. Pass 1975-7-8 100 Plumas Buck's Lake Forest Service Survey. Comment
  SD51740  Sedum spathulifolium P. C. Hutchison 1961-6-9 2133 Plumas 4.5 miles west of Quincy, on the road to Bucks Lake. Comment
  CAS-BOT-BC62197  Selaginella wallacei Lewis S. Rose 1967-5-8 67071 Plumas 3 1/2 mi. sw. of Belden, North Fork, Feather River 762 Comment
  SEINET6409438  Selaginella wallacei J. T. Howell 1959-9-26 35082 Plumas Sierra Nevada, Storrie 549 Comment
  CAS-BOT-BC363366  Senecio aronicoides Mrs. E. C. Van Dyke 1931-6-13 s.n. Plumas Kelly Camp, Mt. Lassen Nat'l. Park Comment
  CHSC21531  Senecio aronicoides D. Brink; L. Mayer 1975-7-10 Plumas Buck's Lake. Comment
  CHSC97472  Senecio aronicoides Lowell Ahart; John Dittes 2007-6-17 14208 Plumas High west bank of Red Clover Creek, about 30 yards east of County Road 111 (Beckwourth Genesee Road), about 1/4 mile east of bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1654 Comment
  CDA8608  Senecio eurycephalus T. C. Fuller 1958-7-7 1916 Plumas 3 miles west of Virgilia. 0 Comment
  CAS-BOT-BC341175  Senecio hydrophiloides L. P. Janeway 1990-6-29 3745 Plumas Plumas National Forest, Beckwourth Ranger District. Meadow on S side of Little Grizzly Creek ca 1/4 mi E of Emigrant Creek 1767 Comment
  UC176768  Senecio hydrophiloides A. A. Heller and P. B. Kennedy 1907-7-17 8878 Plumas Red Clover valley Red Clover Comment
  CAS-BOT-BC363799  Senecio integerrimus C. R. Quick 1957-6-15 57 -06 Plumas About 1/2 mile south of Lake Almanor Comment
  CHSC85678  Senecio integerrimus var. exaltatus G. Douglas Barbe; T. C. Fuller 1982-6-15 3691 Plumas Sierra Nevada foothills. East-facing slope, 0.8 mile west of junction of road to Red Hill Lookout and road to Cherry Hill (U.S.F.S. Road #26N22F); 3.3 miles east of Red Hill Summit, Plumas National Forest. 1493 Comment
  UCD135566  Senecio integerrimus var. exaltatus Grady L. Webster 1990-5-13 7731 Plumas Lee's Summit, 3 miles northwest of Cromberg. 1356 Comment
  JEPS113709  Senecio serra var. serra Lowell Ahart, John Dittes, Josephine Guardino 2007-8-10 14460 Plumas About 30 yards south of Beckwourth Gensee Road, there is a small quarry east of a poor road, the meadow and stream, about 2 miles (air) north of the north end of Lake Davis 1761 Comment
  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
  CAS-BOT-BC364771  Sericocarpus oregonensis subsp. californicus Roxana S. Ferris; Laura Lorraine 1941-8-8 10418 Plumas 3 miles from Greenville on road to Lake Almanor Comment
  CAS-BOT-BC240246  Setaria viridis John Thomas Howell 1961-9-22 36806 Plumas Greenville 1088 Comment
  JEPS113912  Sidalcea gigantea Dean W. Taylor 2001-8-2 17878 Plumas Onion Creek headwaters ca. 0.5 air miles SW of America House , along Forest Road 21N01Y ca. 0.3 miles West of junction Forest Road 21N99, American House 7 1/2 USGS quadrangle 1402 Comment
  UC2042996  Sidalcea glaucescens Barbara Ertter with Gary Schoolcraft 1990-5-14 8967 Plumas East side of mountain above Crescent Mill, E of Round Valley Reservoir. Comment
  UCD147786  Sidalcea oregana Allyson Ayalon; Lucie Jerabkova 2012-8-1 139 Plumas Plumas County. Antelope Lake vacinity. 1524 Comment
  CHSC91945  Sidalcea oregana subsp. spicata Lowell Ahart; Josephine Guardino 2005-8-9 12284 Plumas On the bottom of Fant Creek, about 100 yards southeast of the cabin (destroyed) and corral, north of Forest Road 27N09, about 6 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1597 Comment
  RSA52854  Sidalcea oregana subsp. spicata R. Weatherby 1950-7-21 1473 Plumas East Quincy Comment
  SEINET9004725  Sidalcea oregana var. spicata S. Batiuk, D. Matthews, J. Jaggers, A. Kowal 2011-8-31 NV 030 -647 Plumas Grizzly Creek Ranch, near pond. 1506 Comment
  CAS-BOT-BC384317  Silene bernardina John Thomas Howell; Gordon H. True 1973-7-31 50113 Plumas Summit ridge of Thompson Peak. Diamond Range 2194 Comment
  CAS-BOT-BC384601  Silene dichotoma G. L. Stebbins 1970-7-24 7071 Plumas Blairsden 1341 Comment
  CHSC63126  Silene douglasii var. douglasii Lowell Ahart 1994-6-29 7407 Plumas North of a poor logging road, about 1/2 mile south of Bucks Lake. 1828 Comment
  CAS-BOT-BC181291  Silene invisa Lowell Ahart 1986-9-10 5396 Plumas About 1/2 mile north-west of Pilot Peak, about 1/2 mile south-east of Onion Valley, about 14 miles north-east of La Porte 2072 Comment
  CAS-BOT-BC181293  Silene invisa Wayne Dakan 1975-7-20 s.n. Plumas Little Bear Lake, ca. q mi. nw of Gold Lake - Sierra Nevada 2042 Comment
  JEPS119734  Silene laciniata subsp. californica Lowell Ahart 2012-7-1 18250 Plumas About 200 yards west of Caribou Road, about 4 miles (air) northeast of Belden. Comment
  CAS-BOT-BC389383  Silene lemmonii John Thomas Howell 1951-6-27 27558 Plumas Johnsville 1584 Comment
  RSA699252  Silene lemmonii L. Ahart, John Dittes, Josephine Guardino 2004-6-6 10997 Plumas On the north side of the logging road, about 1 1/2 miles (air) south of Lower Taylor Rock, about 7 1/2 miles (air) northeast of Quincy. 1518 Comment
  CAS-BOT-BC389381  Silene lemmonii Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1967-6-12 1948 Plumas Butterfly Botanical Area and Vicinity. Fern Glen 1097 Comment
  RSA101389  Silene lemmonii R. Weatherby 1955-7-21 1655 Plumas 4th Water Bear Creek, Middle Fork Feather River. Comment
  CAS-BOT-BC389557  Silene nuda David D. Keck 1938-8-9 4896 Plumas 1 mi. W. of Portola 1480 Comment
  UC1037199  Silene nuda Leo Whitney 1934-8-28 1540 Plumas 12 mi s Jonesville (near Murdock Crossing); Plumas National Forest, s of Jonesville 1920 Comment
  SD8101  Silene occidentalis Mrs. R. M. Austin 1880-1 Plumas Big Meadows. 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
  POM107998  Sisyrinchium bellum Marcus E. Jones 1897-7-2 s.n. Plumas Near Prattville at Mt. Meadow 1677 Comment
  SEINET3814481  Sisyrinchium bellum Marcus E. Jones 1897-7-5 Plumas Prattville 1372 Comment
  CHSC46531  Sisyrinchium elmeri Lowell Ahart 1975-8-29 962 Plumas Near the edge of the dirt road, near Ohio Ravine, about 1 mile north-east of theHardquatz Mine, about 10 miles south of Bucks Lake. Comment
  SEINET3876745  Sisyrinchium elmeri Lewis S. Rose 1968-6-11 68104 Plumas Butterfly Valley. 4 mi. S of Keddie.; 0 1036 Comment
  SEINET10594324  Sitanion hystrix Lawrence P. Janeway 1990-1 Janeway 3822 Plumas Mt. Ingalls quad. ALong Joseph Cr 1/2 mi NE of the crest of Grizzly Ridge. Disturbed open area in white fir/red fir forest near dry creek. 2057 Comment
  RSA88404  Sium suave J. T. Howell 1951-8-20 28217 Plumas Genesee 1128 Comment
  UC1134667  Smilacina racemosa C. G. Albertus 1935-7-27 237 Plumas 1 1/2 mi se Cromberg; Plumas National Forest, Downieville Quadrangle 1310 Comment
  JEPS103359  Solanum umbelliferum Lowell Ahart 2002-6-26 9771 Plumas On the E side of the poor road, ca 1/2 mile S of the intersection of Lumpkin Ridge Road and the road to Tamarack Flat, ca 1 mile (air) NW of Little Grass Valley Reservoir dam, ca 4 miles (air) NW of La Porte. 1796 Comment
  RSA122318  Solidago canadensis subsp. elongata G. T. Nordstrom 1934-7-17 230 Plumas 1.5 miles south and 1/2 mile east of Bucks Mountain. 1524 Comment
  RSA31230  Solidago canadensis subsp. elongata Joseph A. Ewan 1934-7-19 8252 Plumas Dentens, Mohawk Valley. 1616 Comment
  SEINET10475259  Solidago canadensis subsp. elongata Mary Susan Taylor 1981-8-20 Taylor 4232 Plumas California: T27N R8E sw1/4 of sw1/4 sec 36. Almanor NE quad. S side of Fox Road (27N92) at jct with creek, ca. 2 mi SE of Canyon Dam. Plumas County. 5000 ft. 1524 Comment
  UC1999887  Solidago spectabilis J. C. Semple, B. A. Suripto, T. Ahmed 1990-8-12 9310 Plumas CA-89, about 3 km W of Taylorsville, Hough Creek. Comment
  CHSC102114  Solidago velutina subsp. sparsiflora Lowell Ahart; John Dittes 2009-7-28 16205 Plumas On damp soil, meadow southeast of powerline, 500 feet southeast of Forest Service Road 27N28Y, slope north of Ohio Creek, 2.6 miles (air) northwest of Butt Valley Reservoir Dam. 1511 Comment
  CAS-BOT-BC374665  Sonchus oleraceus Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1466 Plumas Butterfly Botanical Area and Vicinity. In Butterfly Canyon 990 Comment
  JEPS107734  Sorbus californica Lowell Ahart, John Dittes 2005-9-19 12381 Plumas On the edge of the bank, on the south side of Taylor Lake, about 6 miles (air) southwest of Antelope Lake 2080 Comment
  POM186824  Sparganium angustifolium subsp. emersum D. D. Keck 1666 Plumas Quincy, in the northern Sierra Nevada. 1067 Comment
  JEPS108158  Sparganium natans L. P. Janeway 1994-8-24 4750 Plumas Northern High Sierra Nevada. Shallow pond in South Fork Rock Creek at Deanes Valley Campground 1298 Comment
  CAS-BOT-BC390686  Spergularia rubra Alice Eastwood 1927-6-11 14448 Plumas United States Forest Reserve. Crescent Mills Comment
  SJSU12134  Sphaeromeria potentilloides N. A. Hopkins 1980-6-18 973 Plumas by Heriot Lane c. 4 mi NW of Loyalton, Sierra Valley 1487 Comment
  SD7627  Sphenosciadium capitellatum Daniel Cleveland 26 Jul Plumas Beg Spring, Big Meadows. Comment
  CAS-BOT-BC149640  Spiraea douglasii George W. Gillett 1957-7-19 856 Plumas On trail to Sifford Lakes, about 1 1/4 miles above The Devils Kitchen 2057 Comment
  CAS-BOT-BC149661  Spiraea douglasii A. A. Heller; P. B. Kennedy 1907-7-9 8786 Plumas Prattville Comment
  CAS-BOT-BC149663  Spiraea douglasii V. K. Kinzie 1924-8-1 s.n. Plumas Engelmine [Engel Mine] Comment
  CHSC115824  Spiraea douglasii Lowell Ahart; John Dittes, Josephine Guardino, Steve Green 2015-7-31 20419 Plumas On the west side of Blue Lake, 2710 feet north of Forest Service Road 29N18, 289 air-miles west-southwest of Sifford Mt., 6.26 air-miles south-southeast of Lassen Peak. 1918 Comment
  CHSC71651  Spiraea douglasii Vernon H. Oswald; Lowell Ahart 1998-8-11 9485 Plumas West of Bucks Lake on USFS 24N36 0.1 mi east of Oroville-Quincy Hwy. In meadow along Grizzly Creek. 1566 Comment
  SEINET7707730  Spiraea douglasii A. A. Heller, P. B. Kennedy 1907-7-9 8786 Plumas Prattville. Comment
  CHSC99835  Spiranthes porrifolia Lowell Ahart 2008-8-13 15179 Plumas North side of La Porte Road, north of East Branch Creek, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of LaPorte. 1613 Comment
  SD46500  Spiranthes porrifolia Robert J. Weatherby 1950-7-21 1480 Plumas On sunny wet soil in marshy meadow, Butterfly Valley, near Quincy. 1219 Comment
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Sep 30 2013
  UCD139041  Spiranthes romanzoffiana Malcolm A. Nobs; S. Galen Smith 1949-8-19 1445 Plumas Butterfly Valley. Comment
  JEPS125874  Stachys ajugoides Dean W. Taylor 2000-7-30 17533 Plumas Little Antelope Creek, SE end of Antelope Lake, Feather river watershed; along Forest road 278N41 0.2 miles S from junction of Road 172 (paved). Comment
  CHSC62118  Stachys ajugoides var. rigida L. P. Janeway 1993-6-30 4407 Plumas Along Hwy 70 in canyon of East Branch North Fork Feather River, 3.8 mi southwest of Hwy 89. 868 Comment
  CHSC66630  Stachys ajugoides var. rigida Vernon H. Oswald; Lowell Ahart 1996-7-15 8024 Plumas E side of the arm of Lake Almanor extending N from the Hwy. 36 causeway, S of the point where the road to Last Chance Campground (28N11) begins to parallel the lake. 1371 Comment
  JEPS104203  Stachys ajugoides var. rigida Lowell Ahart 2003-9-7 10557 Plumas Seep and spring on the n side of the road, on Hartman Bar Ridge, ca 1 mi (air) sw of Franklin Hill, ca 3 1/2 mi (air) nw of Tamarack Flat, ca 6 mi (air) nw of Little Grass Valley Reservoir Dam. 1524 Comment
  RSA0039307  Stachys ajugoides var. rigida Lowell Ahart 2008-8-14 15207 Plumas About 50 yards northeast of the good logging road (Forest Road 22N68), west of the South Fork of the Feather River, about 1/2 mile southwest of the Feather Fork Mine, about 1 mile northeast of Little Grass Valley Reservoir. 1600 Comment
  UC367245  Stachys albens J. G. Lemmon and wife Aug 1883 Plumas Indian Valley Northern California Comment
  JEPS101240  Stachys pycnantha Dean W. Taylor 2000-8-8 17551 Plumas Wemple Cabin, Antelope Creek 1 air mi NE from Antelope Lake (upper Feather River watershed) 1859 Comment
  SEINET9336788  Stachys pycnantha Unknown 2014-8-11 Plumas Clarks Creek Comment
  SEINET9370683  Stachys rigida Unknown 2014-8-7 2014 -023 Plumas Grey Eagle Lodge, Lakes Basin, Plumas National Forest Comment
  RSA59246  Stachys rigida subsp. rivularis E. K. Balls 1950-8-31 15535 Plumas Hwy 24, 1 mile north of Spanish Creek, just north of Quincy. 1098 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
  JEPS122331  Stellaria crispa Lowell Ahart 2014-8-31 19805 Plumas On the west side of Black Rock Creek, about 200 yards southwest of the foot bridge across Black Rock Creek, about 200 yards southwest of the Black Rock, Little Grass Valley Reservoir, about 4 1/2 miles (air) northwest of La Porte. Comment
  RSA794952  Stellaria crispa L. Ahart, John Dittes 2009-7-28 16198 Plumas Seeps, slope northwest of mine, west above Forest Service Road 27N28Y, 2.9 air miles northwest of Butt Valley Reservoir Dam. 1582 Comment
  CDA11931  Stellaria longipes G. F. Hrusa, J. Dinsdale 1989-6-27 7212 Plumas Sierra Nevada; NW end of Bucks Lake, . 1615 Comment
  CAS-BOT-BC391180  Stellaria longipes subsp. longipes M. S. Taylor 1982-6-12 4644 Plumas Meadow on n side of hwy 36, ca. 1 mi w of Plumas-Lassen county line 1524 Comment
  CAS-BOT-BC397725  Stellaria nitens John Thomas Howell; H. Keith Wagnon 1980-5-26 53585 Plumas Lewisia Rock, Feather River Canyon 3.5 miles SW of Belden 609 Comment
  CHSC118663  Stenotus acaulis Noah Siegel; Chelsea Morgan 2016-6-5 2016003 Plumas Lassen National Forest. Diamond Mountains; west of Aspen Flat. UTM 699093 E, 4464686 N, NAD 83 Zone 10 North. 2194 Comment
  RSA474274  Stephanomeria lactucina Christopher Davidson 1974-7-25 2492 Plumas Ca 5 miles W of Westwood on St Hwy 36. 1524 Comment
  CHSC69511  Stephanomeria paniculata Lowell Ahart 1997-9-11 7913 Plumas On the east side of Caribou Road, on the east side of the North Fork of the Feather River, at the elevated siphon, about 2 miles (air) northeast of Belden. 731 Comment
  SEINET8077625  Stipa lemmonii var. lemmonii A. A. Heller, P. B. Kennedy 1907-7-3 8712 Plumas Hills above Red Clover valley. Comment
  SEINET10603987  Stipa webberi James D. Jokerst, Robert A. Schlising 1981-8-2 Jokerst 1450 Plumas Uncommon on dry volcanic scree, sub-alpine vegetation with Melica stricta, Wyethia mollis, Purshia tridentata and Allium platycaule. At the N edge of the wide ridge ca. 1.0 mi NE of Humboldt Peak in NW1/4 sec 33, T26N R5W, 6600 ft. Ca. 100 m E of where Pacific Creast Trail reaches the ridge top. Comment
  CAS-BOT-BC87803  Streptanthus tortuosus Rimo Bacigalupi 1927-7-7 1632 Plumas Long Lake. Comment
  RSA71129  Streptanthus tortuosus L. S. Rose 1951-6-24 51074 Plumas Feather River Canyon, near Grays Flat. 823 Comment
  SEINET10448524  Streptanthus tortuosus Mary Susan Taylor 1982-7-21 Taylor 4899 Plumas T23N R10E sw/nw sec 14. Onion Valley quad. Summit of Little Volcano, ca. 5 mi se of Quincy. 5801 ft. Dry rocky outcrop. 1768 Comment
  CDA18579  Streptanthus tortuosus var. orbiculatus G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-25 3298 Plumas Sierra Nevada; 0.5 mile southwest of Engle Mine townsite