Search Results — 2000 specimen records retrieved (1456 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/cch_archive/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  CAS-BOT-BC77980  Abies concolor Walter Knight; Irja Knight; John Thomas Howell 1598 Plumas Fern Glen 1097 Comment
  UC401294  Abies concolor H. E. Brown Aug 1 1897-Aug 15 1897 671 1/2 Plumas near Lassen Buttes 1828 Comment
  CHSC43332  Abies magnifica Lowell Ahart 1974-10-1 655 Plumas On the west part of the Buzzards Roost Ridge, about 1 mile north of Onion Valley, about 10 miles north-east of La Porte. 1981 Comment
  LA204379  Acer glabrum J. A. Ewan; 1934-7-17 8535 Plumas Mt. Elwell, broken country, small clump at foot of low falls along stream. vic. Bear Lake 1981 Comment
  CAS-BOT-BC333226  Acer macrophyllum Jay B. Walker; Jeff Stadler; Noah Goldstein 1994-8-3 871 Plumas On La Porte Rd., 10 km S of jct with Hwy 70. 1400 Comment
  CHSC102083  Acer macrophyllum Lowell Ahart; John Dittes 2009-7-13 16047 Plumas On dry soil, near a seep, on the north side of Forest Service Road 27N28, headwater of Clear Creek, about 2.0 miles (air) north of Butt Valley Reservoir Dam, about 3 miles (air) southwest of Lake Almanor Reservoir Dam. 1476 Comment
  JEPS115180  Acer macrophyllum Lowell Ahart, John Dittes 2009-7-13 16047 Plumas On dry soil, near a seep, on the north side of Forest Service Road 27N28, headwater of Clear Creek, about 2.0 miles (air) north of Butt Valley Reservoir Dam, about 3 miles (air) southwest of Lake Almanor Reservoir Dam 1476 Comment
  SDSU2124  Acer macrophyllum Harvey 1939-7-30 2510 Plumas Feather River Canon Comment
  SEINET11842153  Achillea millefolium var. lanulosa M. Sacks, Detzer 1977-1 9 Plumas Edge of Yellow Pine Forest. ca 3.5 km NE of Squaw Pk. Milford Quad., Sec. 1, T25N, R14E 1973 Comment
  SEINET204040 Image available Achnatherum hymenoides F. J. Hermann 1955-1 11949 Plumas Beckworth; schoolyard. Comment
  CAS-BOT-BC210695  Achnatherum lemmonii David D. Keck 1944-7-8 5428 Plumas 1 mile N. of Quincy across Spanish Creek 1066 Comment
  CDA13410  Achnatherum lemmonii G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13259 Plumas Sierra Nevada; Occasional in open sites near creek in low valley below headwaters of Bull Run Creek off USFS 23N12E. Perennial, bunching. Forest here dominated by Pinus jeffreyi, Abies concolor, Calocedrus. Comment
  CHSC97185  Achnatherum lemmonii Lowell Ahart; John Dittes, Josephine Guardino 2007-6-8 14013 Plumas West side of an open rocky flat, 20 yards west of a poor dirt road, about a mile (air) north of the north end of Lake Davis. 1965 Comment
  UC717966  Achnatherum lemmonii David D. Keck 1944-7-8 5437 Plumas 2 mi sw, on Indian Creek Crescent Mills (Dixie Canyon Store); Sierra Nevada, Indian Creek 1066 Comment
  UCD50604  Achnatherum lemmonii John Thomas Howell 1962-6-17 37710 Plumas Portola, Plumas County. 1463 Comment
  RSA88117  Achnatherum lemmonii var. lemmonii J. T. Howell 1951-6-29 27745 Plumas Spring Garden Creek. 1159 Comment
  CAS-BOT-BC216881  Achnatherum occidentale John Thomas Howell 1960-7-19 35670 Plumas Drakesbad 1828 Comment
  JEPS102742  Achnatherum occidentale subsp. californicum Lowell Ahart 2001-7-11 8896 Plumas Large outcrop SW of Homer Lake, west of the trail to Homer Lake, about 5 1/2 miles (air) north of Greenville. 2042 Comment
  JEPS76246  Achnatherum occidentale subsp. californicum W. L. Jepson 1939-8-16 19453 Plumas near Soapstone Hill (mountain w of Bucks Valley) Comment
  CAS-BOT-BC210929  Achnatherum occidentale subsp. pubescens John Thomas Howell 1961-6-21 36700 Plumas Greenville 1097 Comment
  SEINET175965 Image available Achnatherum thurberianum M. E. Jones 1897-7-5 Plumas Prattville CA 1372 Comment
  CHSC24257  Acmispon americanus var. americanus K. R. Stern 1975-7-23 Plumas NW end of Lake Almanor. Comment
  CHSC21652  Acmispon nevadensis D. Brink; L. Mayer 1975-7-12 Plumas Buck's Lake Forest Service Survey. Comment
  CHSC45412  Aconitum columbianum Lowell Ahart 1976-7-7 1165 Plumas By Cold Water Creek, at the camp, about 4 miles south of Grizzly Mountain. 1524 Comment
  UCR3558  Aconitum columbianum Wm. Horn Jr. 1963-7-21 630721- 02 Plumas Northern Sierra Nevada Mtns, Plumas National Forest. Meadow Valley, UC Forestry Camp, 50 yards south of Faculty cabins 1189 Comment
  CAS-BOT-BC391466  Aconitum columbianum subsp. columbianum Mary Strong Clemens 1920-6-28 s.n. Plumas Quincy Comment
  CAS-BOT-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
  RSA59408  Aconitum columbianum var. columbianum E. K. Balls 1950-9-8 15717 Plumas Lakes Center Public Campground. 2043 Comment
  CAS-BOT-BC418806  Aconogonon phytolaccifolium George W. Gillett 1957-7-19 848 Plumas Lassen Volcanic National Park. On trail to Sifford Lakes about 1 1/4 miles above the Devils Kitchen 2057 Comment
  CHSC56869  Actaea rubra L. P. Janeway 1991-8-3 4113 Plumas Plumas National Forest. Northeasterly drainage into Freeman Creek, below 'Five Points' and 2 mi west of Smith Peak. Meadow. 1981 Comment
  JEPS119929  Actaea rubra Lowell Ahart 2012-9-5 18433 Plumas About 200 yards east of the County Road where it crosses the South Fork of the Feather River, about 3/4 mile (air) southwest of Pilot Peak, about 8 1/2 miles (air) northeast of La Porte. Comment
  SEINET10536069  Actaea rubra subsp. arguta Mary Susan Taylor, M. Foster 1981-6-2 Taylor 3828 Plumas T24N R10E nw/se sec 25, Spring Garden quad. By creek, entering Greenhorn & Estray Creeks, W side of Williams Loop, ca. 0.2 mi S of Spring Garden Overpass on Hwy 70, ca. 1.5 mi W of Spring Garden. 3900 ft. 1189 Comment
  CHSC21320  Adenocaulon bicolor F. T. Griggs; A. Pass 1975-8-1 282 Plumas Lower Bucks Lake. Buck's Lake Forest Service Survey. Comment
  CAS-BOT-BC65503  Adiantum aleuticum Mrs. R. M. Austin s.n. Plumas unspecified Comment
  CHSC75508  Agastache urticifolia G. F. Hrusa; B. Smith, T. D. Wilfred 1996-7-16 13276 Plumas Plumas National Forest. Sites adjacent to Bull Run Creek off USFS 23N12E. [Original lat./long. on label is '39 54 N; 120 38 W']. 1950 Comment
  JEPS127124  Agastache urticifolia Lowell Ahart 2016-8-30 21323 Plumas About 100 yards west of the Pacific Crest Trail on Bunker Hill Ridge, about 1 1/2 miles (air) southeast of Pilot Peak. Comment
  UC1124432  Agastache urticifolia E. Sawyer 1935-6-25 146 Plumas 1 1/2 mi ssw Crow; Plumas National Forest, Sierraville Quad. Comment
  CAS-BOT-BC15457  Agoseris glauca var. glauca Gladys L. Smith 1976-6-7 4570 Plumas Rte. A23 between Rte. 70 and Calpine, just north of road to Hot Springs about 6 miles north of Sierra Co. line 1524 Comment
  SEINET6709858 Image available Agoseris glauca var. laciniata H. Hamlin s.n. Plumas Sierra Valley Comment
  CDA14037  Agoseris grandiflora G. F. Hrusa, T. D. Wilfred 1996-8-1 13409 Plumas Sierra Nevada; ~ 1/4 mi. S of intersection of USFS 24N42 & 24N66, approx. 1 mi. S of Brady's Camp, Plumas National Forest. Comment
  CAS-BOT-BC13316  Agoseris parviflora Clare B. Hardham 1961-6-16 s.n. Plumas Diamond Peak 2133 Comment
  CAS-BOT-BC127496  Agrostis capillaris L. P. Janeway 1992-8-30 4303 Plumas Plumas National Forest. Beckwourth Ranger District. McRae Compartment. McRae Meadow. Upper end of East Nelson Creek. 1914 Comment
  UCD51873  Agrostis capillaris John Thomas Howell 1975-6-15 51129 Plumas Quincy. 1036 Comment
  CAS-BOT-BC127079  Agrostis exarata John Thomas Howell 1973-7-10 49736 Plumas Sierra Nevada. Near Greenville. 1097 Comment
  CHSC113609  Agrostis exarata Lowell Ahart 2014-8-26 19795 Plumas In the middle of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. 1533 Comment
  RSA129590  Agrostis exarata F. W. Embree 1934-6-11 6298 Plumas 1 mile NE of Bucks Ranch. 1601 Comment
  UCD52263  Agrostis exarata Beecher Crampton 1964-8-25 7160 Plumas Lassen Volcanic National Park, Devil's Kitchen, Hot Springs Creek. 1859 Comment
  SEINET10590765  Agrostis exarata var. monolepis Dean W. Taylor 2001-7-12 Taylor 17829 Plumas Diamond Mountains; spring at mouth of canyon ca. 4 miles NW of Constantia, along Forest Road 25N02X, Plumas National Forest; T25N R17E SW1/4 NW1/4 Section 33; (NDA27) 39.97665N/-120.08770W; Constantia 7 1/2' USGS quadrangle; spring outflow, with Populus fremontii, Rosa woodsii, Ulmus parvifolia dominant. 1341 Comment
  CAS-BOT-BC139612  Agrostis gigantea Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1661 Plumas Butterfly Botanical Area and Vicinity. In area adjacent to Sweetwater Meadow. 1127 Comment
  CAS-BOT-BC139251  Agrostis idahoensis John Thomas Howell 1960-7-20 35734 Plumas Lassen Volcanic National Park. Between Boiling Springs Lake and Drakesbad. 1828 Comment
  CAS-BOT-BC138996  Agrostis pallens Anna Head 1921-7-18 s.n. Plumas Feather River Region. Meadow Lake, Center Camp. Comment
  RSA239240  Agrostis scabra R. F. Thorne, Larry E. DeBuhr, C. W. Tilforth 1972-9-20 42337 Plumas Feather River Camp, 4 miles north of Quincy 1067 Comment
  SD46462  Agrostis scabra Robert J. Weatherby 1950-7-17 1465 Plumas Locally abundant and scattered grass on bed of vernal pool, Feather River Camp, 4 miles north of Quincy. 1067 Comment
  UCD53339  Agrostis scabra Elizabeth Wilson 1939-7-12 s.n. Plumas Greenville. 1524 Comment
  UCD53343  Agrostis scabra Beecher Crampton 1964-8-25 7158 Plumas Lassen Volcanic National Park, Devil's Kitchen. 1859 Comment
  UC985658  Alisma plantago-aquatica Malcolm A. Nobs and S. Galen Smith 1949-8-19 1402 Plumas ca 2 mi s Greenville; Indian Valley Comment
  UCSB45746  Alisma triviale Reisentz, Paul 1979-5-12 Plumas At the junction of Highway 70 and Highway 89 Comment
  CAS-BOT-BC131952  Allium W. D. Dakan 1974-5-28 s.n. Plumas Ca. 2 miles southeast of Mt. Hough 1828 Comment
  CAS-BOT-BC464525  Allium campanulatum Mrs. E. C. Van Dyke 1931-6-13 s.n. Plumas Kelly Camp, Mt. Lassen Natl. Park Comment
  CAS-BOT-BC466621  Allium campanulatum David D. Keck 1932-7-3 1630 Plumas Quincy. Northern Sierra Nevada 1065 Comment
  SEINET3884281  Allium campanulatum D. W. McNeal 1995-7-16 4127 Plumas Just above the parking area at the Gray Eagle trailhead to Long and Smith Lakes, Plumas Nat. For.; 0 Comment
  UCD138491  Allium campanulatum A. A. Heller; P. B. Kennedy 1907-7-11 8815 Plumas Prattville. Comment
  SEINET10471982  Allium lemmonii Mary Susan Taylor, M. Foster 1981-6-10 Taylor 3880 Plumas T24N R14E nw sec 7, Crocker Mt quad. In Red Clover Valley, Overland Inc. Ranches, ca. 3/4 mi N of Genesee- Beckwourth Rd, ca. 11 air mi NW of Beckwourth; elevation ca. 5500 ft.; Sagebrush Scrub on dry sandy soil. 1676 Comment
  SEINET10471984  Allium lemmonii Mary Susan Taylor 1982-6-10 Taylor 4627 Plumas T23N R14E se/ne sec 12. Reconnaissance Peak quad. Along 23N72, 0.5 mi w of Table Rock, ca. 2.5 mi ne of Beckwourth. Granitic soils. 5500 ft. 1675 Comment
  CHSC58182  Allium platycaule Vernon H. Oswald 1992-5-21 4947 Plumas Lassen Volcanic National Park. Warner Valley on the S side of Hot Springs Creek ca. 0.5 mi upstream from the park boundary. 1621 Comment
  SD133925  Allium platycaule Barbara Ertter, Gary Schoolcraft 1989-7-3 8654 Plumas North side of Red Rock, ca. 8 airmiles south of Susanville, bare gravelly volcanic knoll. 2286 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
  SEINET14407662  Allophyllum gilioides subsp. violaceum A. A. Heller, P. B. Kennedy 1907-7-4 8726 Plumas Ridge E of Red Clover Valley. Comment
  RSA0035828  Allophyllum integrifolium Lowell A. Ahart 2008-8-14 15200 Plumas 20 yards northeast of the metal gate, east side of Forest Road 22N68, about 50 yards west of the South Fork of the Feather River, about 1/2 mile northeast of Little Grass Valley Reservoir, about 5 miles (air) northeast of La Porte. 1571 Comment
  CAS-BOT-BC171346  Alnus incana subsp. tenuifolia W. R. Dudley 1909-8-25 s.n. Plumas Creek Bank, Sierra Valley Comment
  CAS-BOT-BC171350  Alnus incana subsp. tenuifolia John Thomas Howell 1959-9-22 34833 Plumas Wolf Creek 1371 Comment
  RSA189385  Alnus incana subsp. tenuifolia L. S. Rose 1967-5-7 67066 Plumas 3 mi W of Keddie, Butterfly Valley. 945 Comment
  CAS-BOT-BC170695  Alnus rhombifolia John Thomas Howell 1959-9-21 34744 Plumas Belden. Sierra Nevada 701 Comment
  SEINET12029703  Alnus tenuifolia W. Knight, Knight, I. 1983-1 4944 Plumas Confluence of North Fork of Feather River & Warner Creek, on road between Chester & Drakesbad 1463 Comment
  JEPS76235  Alopecurus aequalis W. L. Jepson 1939-8-12 19406 Plumas Ferris Creek - branch of Last Chance Creek 1767 Comment
  CAS-BOT-BC138114  Alopecurus aequalis var. aequalis John Thomas Howell 1961-9-25 36952 Plumas Sierra Nevada. Feather River bed, Portola. 1478 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
  JEPS68430  Alopecurus geniculatus W. L. Jepson 1910-6-14 4134 Plumas Prattville 1310 Comment
  RSA128962  Amaranthus albus J. T. Howell 1951-8-20 s.n. Plumas Near Taylorsville Comment
  UCD97527  Amaranthus powellii E. K. Balls 1950-9-6 15686 Plumas Road from Quincy to East Quincy. 1097 Comment
  CAS-BOT-BC13541  Ambrosia acanthicarpa John Thomas Howell 1959-9-25 35025 Plumas Summit of Beckwourth Pass 1588 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
  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
  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-BC136794  Amelanchier utahensis Mrs. E. C. Sutliffe 1920-9-1 s.n. Plumas Salmon Lake Comment
  CHSC110939  Amelanchier utahensis 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
  CHSC115843  Amelanchier utahensis Lowell Ahart; John Dittes, Josephine Guardino, Steve Green 2015-7-31 20418 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
  UC1127804  Amelanchier utahensis E. Sawyer 1935-5-21 16 Plumas 2 mi e Beckwith Butte; Sierraville Quad. 1584 Comment
  UC567084  Amelanchier utahensis E. Sawyer 1935-5-21 16 Plumas 2 mi e Beckwith; Sierraville Quad. 1584 Comment
  UC726079  Amelanchier utahensis A. A. Heller 1938-6-4 15144 Plumas 1 mi e Fredonyer Pass 1706 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
  UC127434  Amsinckia menziesii var. menziesii A. A. Heller with P. B. Kennedy 1907-7-15 8850 Plumas near mouth of Little Grizzly Creek below Genessee Comment
  CAS-BOT-BC64277  Anaphalis margaritacea Lowell Ahart 1986-9-10 5395 Plumas South Fork of Feather River about 3/4 mile east of the Feather Fork Mine, about 9 miles north-east of La Porte 1706 Comment
  CAS-BOT-BC391926  Anemone lyallii J. C. Boyce 1919-6-1 s.n. Plumas Massock 1371 Comment
  JEPS16088  Angelica breweri W. L. Jepson 1924-7-22 10610 Plumas Middle Fork Feather River, Rich Point Middle Fork Feather River; , Rich Point 914 Comment
  RSA59305  Angelica breweri E. K. Balls 1950-9-12 15790 Plumas 1.5 miles along trail from Lakes Center Public Camp to Long Lake Outlet, southern Plumas County. 2012 Comment
  SEINET3156082  Angelica breweri E. K. Balls 1950-9-12 15790 Plumas 1.5 mi. along trail from Lakes Center Public Campground to Long Lake Outlet, southern Plumas County 2012 Comment
  CHSC91930  Antennaria geyeri L. P. Janeway 2005-7-30 8504 Plumas Northern High Sierra Nevada. Southern end of Diamond Mountains along Road 24N44 0.2 km east of Snow Lake; 4.7 km south-southwest of Adams Peak. 1884 Comment
  JEPS21507  Anthemis cotula Helen-Mar Wheeler 1944-8-23 Plumas Cascade settlement Cascade Creek 1238 Comment
  CHSC98932  Anthemis tinctoria Samantha Mackey Hillaire 2007-7-1 1251 Plumas Approximately 0.5 mile east of the south end of Butt Valley Reservoir. North of Seneca Road. Meadow area. 1371 Comment
  SEINET12320804  Antirrhinum breweri M. P. Hayes 1977-1 25 Plumas Hwy 70, Feather River Canyon 10 mi NE of Belden 732 Comment
  CHSC79080  Antirrhinum vexillo-calyculatum subsp. intermedium L. P. Janeway; B. Castro 2000-7-3 6878 Plumas Northern High Sierra Nevada. At Hwy 70 overlook of Rich Bar; East Branch North Fork Feather River. 786 Comment
  JEPS108994  Antirrhinum vexillocalyculatum subsp. intermedium Lowell Ahart 2006-10-8 13421 Plumas On the east bank of Chips Creek, southeast of the bridge on Highway 70, on the north side of the North Fork of the Feather River, about 1 1/4 miles southwest of Belden 715 Comment
  RSA71312  Antirrhinum vexillocalyculatum subsp. intermedium L. S. Rose 1951-6-29 51057 Plumas Feather River Canyon near Grays Flat. 823 Comment
  CAS-BOT-BC457542  Aphanes occidentalis J. T. Howell; Walter Knight; Irja Knight; G. H. True 1967-5-7 2228 D. Plumas Butterfly Botanical Area and Vicinity; open flat near Pond Reservoir. 1097 Comment
  CHSC82361  Aphyllon purpureum Lowell Ahart 2002-7-6 9846 Plumas In small meadows, about 50 yards north of the gravel road, near a small branch of Coldwater Creek, about 3/4 mile southwest of Grizzly Mountain, about 2 miles (air) southwest of Haskins Valley and Bucks Lake. 1844 Comment
  CHSC34868  Apocynum androsaemifolium M. S. Taylor 1981-7-17 4036 Plumas Lakes Basin, Bear Lakes Trail, just s of spur trail to Gold Lake Lodge, ca. 6 mi s of Mohawk. 1981 Comment
  CHSC91795  Apocynum androsaemifolium G. Douglas Barbe; T. C. Fuller, J. T. Howell 1981-6-25 3300 Plumas Sierra Nevada. 0.5 mile southwest of Engle Mine townsite, on Diamond Mountain Road. 1219 Comment
  JEPS127332  Apocynum androsaemifolium Lowell Ahart 2016-7-9 21083 Plumas Top and on the east side of Table Mountain, about 2 miles (air) northwest of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir Dam. Comment
  RSA0035826  Apocynum androsaemifolium Lowell A. 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
  UCD121292  Apocynum androsaemifolium R. Tofsrud 1948-7-20 s.n. Plumas Between Quincy and Buck's Lake. 1219 Comment
  SEINET10455396  Apocynum pumilum Lowell Ahart, Peter Ahart 1985-7-1 Ahart 5096 Plumas About 100 yards east of McCarthy Creek and along the road, about 1 mile north of the road to Cleghorn Bar, about 7 miles north- west of Pilot Park. Comment
  CAS-BOT-BC397881  Aquilegia formosa Mrs. E. C. Sutliffe 1920-9-1 s.n. Plumas Gold Valley Comment
  CAS-BOT-BC397895  Aquilegia formosa Mrs. E. C. Van Dyke 1931-6-13 s.n. Plumas Kelly Camp, Mt. Lassen Nat'l Park. Comment
  OBI34304  Aquilegia formosa Bernie Smith 1966-7-5 175 Plumas S Branch At Nigger Run Ravine. 22N 7E NE/4 S35 Comment
  SEINET10965675  Aquilegia formosa Lowell Ahart, Peter Ahart 1983-8-17 Ahart 4335 Plumas Near Onion Valley, west of Pilot Peak, near the Quincy-LaPorte Rd, northeast of La Porte. Red Fir Forest; 2000 m. 2000 Comment
  SEINET10480701  Arabis Mary Susan Taylor 1981-7-22 Taylor 4107 Plumas T24N R11E nw 1/4 nw 1/4 sec 5. Spring Garden quad. Slope of hill, ca. 1/4 mi S of 26N21, ca. 0.5 mi W of Pine Creek Valley, ca. 7 air mi N of Spring Garden. 2316 Comment
  SEINET10448419  Arabis constancei Mary Susan Taylor 1981-8-25 Taylor 4237 Plumas California: T25N R7E ne1/4 sw1/4 sec 10. Almanor SW quad. Red Hill Lookout, ca. 3 air mi NE of Belden. On serpentine. Plumas County. 6300 ft. 1920 Comment
  SEINET10448418  Arabis constancei Mary Susan Taylor, G. Rotta 1982-5-18 Taylor 4467 Plumas T26N R9E sw/se sec 6. Almanor NE quad. Jcts of rds 27N39 & 26N18, ca. l/4 mi e of Long Valley Mine, ca. 4 air mi w of Greenville. On serpentine. 5400 ft. 1646 Comment
  NY172665  Arabis suffrutescens var. perstylosa L. Constance 1938-6-9 2309 Plumas Above the Middle Fork of the Feather River, 7.3 miles southweast of Quincy 1219.2 Comment
  CAS-BOT-BC171672  Aralia californica Lloyd W. Swift 1931-7-24 40 Plumas 1st Water Trough Creek, N. Greenville, Plumas Forest 1219 Comment
  UC170972  Aralia californica H. M. Hall 1912-8-4 9383 Plumas canyon just w. of Quincy; Sierra Nevada Mts. 1127 Comment
  SEINET2471363  Arceuthobium abietinum R. L. Mathiasen 2007-9-22 2007 -60 Plumas Ca. 4.8 km W. of Meadow Valley on high rd. to Bucks Lake 1470 Comment
  CHSC45522  Arceuthobium americanum Lowell Ahart 1988-10-22 6189 Plumas Along the road and around the small meadow, along the Quincy La Porte Road, about 1 mile south of the South Fork of the Feather River. 1828 Comment
  CHSC43232  Arceuthobium californicum Lowell Ahart 1987-9-29 5908 Plumas Along Hartman Bar Ridge Road, about 3 1/2 miles north-west of Tamarack Flat, about 5 1/2 miles north-west of Little Grass Valley Reservoir. 1706 Comment
  CHSC54867  Arceuthobium californicum Vernon H. Oswald 1991-8-23 4840 Plumas Lassen Volcanic Park. Trail from the outlet of Juniper Lake to the summit of Mt. Harkness. 2255 Comment
  SEINET2116922  Arceuthobium tsugense subsp. mertensianae R. L. Mathiasen, C. M. Daugherty 2004-9-9 2004 -29 Plumas South side of Long Lake. Plumas National Forest 1915 Comment
  CAS-BOT-BC24206  Arctostaphylos John Thomas Howell; Gordon H. True 1967-5-8 42200 Plumas Along Forest Service Rd. between Butterfly Valley proper and the Butterfly Botanical area Comment
  RSA0091943  Arctostaphylos Bonnie C. Templeton 1968-1 11294 Plumas [No location data on label. Possibly Trinity County.] Comment
  UC924267  Arctostaphylos mewukka H. S. Reed 1941-8-5 Plumas Keddie 1066 Comment
  CAS-BOT-BC38481  Arctostaphylos mewukka subsp. truei John Thomas Howell 1976-4-2 51570 Plumas Injun Jim Campground, North Fork Feather River 609 Comment
  CAS-BOT-BC38491  Arctostaphylos mewukka subsp. truei John Thomas Howell; Gordon H. True 1967-7-11 43287 Plumas 2 miles from Quincy Junction on road to Mt. Hough 1219 Comment
  CHSC97172  Arctostaphylos nevadensis Lowell Ahart; John Dittes, Josephine Guardino 2007-6-8 14016 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
  RSA101441  Arctostaphylos nevadensis R. Weatherby 1955-6-22 1538 Plumas Spanish Peak. 2134 Comment
  SD147957  Arctostaphylos nevadensis Robert J. Weatherby 1955-6-22 1538 Plumas Spanish Peak 2135 Comment
  CAS-BOT-BC42091  Arctostaphylos patula John Thomas Howell 1976-7-20 52035 Plumas At south end of Lake Almanor 1371 Comment
  CAS-BOT-BC42121  Arctostaphylos patula Keith Wagnon; James T. Vale 1988-10-4 1819 Plumas ca. 2 mi. e. of town of Buck's Lake on old road - logging road 1/4 mi. north. 1511 Comment
  JEPS38828  Arctostaphylos patula L. S. Smith 1914-1-2 Plumas near Johntown 1524 Comment
  OBI69255  Arctostaphylos patula Kristina L. Schultz, Dan Schultz 2000-11-3 8 Plumas Quincy Range. Off trail at the intersection of Jackson St. and Old Meadow Valley rd Comment
  SD49828  Arctostaphylos patula George T. Nordstrom 1934-7-9 203 Plumas Bidwell Bar Quadrangle, 1.5 mi. S of Mt. Ararat 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
  CAS-BOT-BC47071  Arctostaphylos viscida subsp. viscida John Thomas Howell; Gordon True 1967-5-8 42201 Plumas Butterfly Valley. 1036 Comment
  UCD52824  Arctostaphylos viscida subsp. viscida E. W. Jameson 1948-11-20 s.n. Plumas 4 mi. north of Quincy. 1097 Comment
  NY743594  Arenaria aculeata A. A. Heller 1915-7-7 12071 Plumas Near the summit of Soapstone ridge in the Sierra Nevada, 12 miles West of Bucks. 1676 Comment
Read comments
Oct 26 2010
  CHSC21355  Arenaria kingii var. glabrescens F. T. Griggs; A. Pass 1975-7-1 13 Plumas East of Grizzly Creek. Comment
  CHSC57273  Arenaria kingii var. glabrescens L. P. Janeway 1991-5-29 3974 Plumas Plumas National Forest. West end of Red Clover Valley; 1/2 mi south of Beckwourth-Genesee Road (road 111) on the Bagley Pass Road. 1691 Comment
  JEPS103546  Arenaria kingii var. glabrescens Lowell Ahart 2002-6-26 9781 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
  JEPS95599  Arenaria kingii var. glabrescens Lowell Ahart 1994-6-29 7413 Plumas about 1/2 mi S of Bucks Lake (W of a poor logging road) 1828 Comment
  CAS-BOT-BC401821  Argemone munita subsp. rotundata L. S. Smith 1927-6-6 2041 Plumas Near Constantia Comment
  CAS-BOT-BC82089  Arnica Clare B. Hardham 1978-8-11 21789 Plumas about 5 miles southeast of Thompson Peak Comment
  CAS-BOT-BC82217  Arnica chamissonis Mrs. Jos Clemens 1920-7-30 2 Plumas Feather River Meadows Forestry Station near Tehama & Plumas Co. lines Comment
  CHSC85481  Arnica cordifolia G. F. Hrusa; E. Sandoval 1993-5-3 11137 Plumas Snake Lake vicinity. In forest surrounding Snake Lake. [Lat./long. on label is '39 58 N; 120 59 W']. 1250 Comment
  CHSC58019  Arnica cordifolia var. cordifolia Vernon H. Oswald; Lowell Ahart 1992-6-2 4967 Plumas Near the W end of Forest Rd. 29N75 on Kelly Mtn., ca. 0.75 mi (air) SW of Kelly Camp in Warner Valley, between the small, mapped pond and the boundary of Lassen Volcanic National Park. 1731 Comment
  CAS-BOT-BC295860  Arnica dealbata Thomas H. Kearney 1945-8-16 s.n. Plumas Near Chester Comment
  UCD129195  Arnica dealbata W. R. Powell 1968-7-2 1589 Plumas 1.25 miles northeast of La Porte. 1700 Comment
  CAS-BOT-BC82499  Arnica discoidea John Thomas Howell 1976-7-15 51865 Plumas Snake Lake, about 4 miles northwest of Quincy 1219 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-BC82495  Arnica discoidea Lowell Ahart 1976-7-16 s.n. Plumas 5 miles northwest of Little Grass Valley Res.; about 0.5 mile above the Middle Fork of the Feather River 1828 Comment
  UC608846  Arnica lanceolata subsp. prima Beryl O. Schreiber 1938-7-10 2531 Plumas 1/4 mi s of U. C. Forestry Camp; Bidwell Quad., Plumas National Forest, Meadow Valley 1097 Comment
  CHSC36833  Arnica mollis M. S. Taylor 1981-7-22 4105 Plumas On W side of Pine Creek Valley, ca. 1.5 mi N of Argentine Rock Lookout, ca. 6 air mi N of Spring Garden. 2194 Comment
  RSA59181  Arnica mollis E. K. Balls 1950-9-1 15607 Plumas East of Long Lake at base of cliffs at top of meadow leading down to two smaller lakes 2134 Comment
  JEPS95004  Arrhenatherum elatius Vernon Oswald and Lowell Ahart 1997-9-18 8882 Plumas 4.5 mi w of Butte Valley Reservoir (Forest Road 26N25 at Soda Ravine); Forest Road 26N25 at Soda Ravine 1249 Comment
  UCSB63564  Arrhenatherum elatius Jokerst, James 1985-6-10 Plumas Indian Creek Small Hydro Survey; adjacent to Indian Creek 400 m S of Hwy 70, ca. 2 mi SW of Crescent; T26N R9E SW1/4SW1/4 sec 25 Comment
  CAS-BOT-BC146263  Arrhenatherum elatius var. elatius John Thomas Howell; H. Keith Wagnon 1980-5-26 53593 Plumas Sierra Nevada. North Fork of Feather River between the mouth of East Branch and Caribou. 792 Comment
  CAS-BOT-BC90123  Artemisia biennis M. S. Taylor 1982-8-27 5071 Plumas Ramelli Ranch, where Feather River [corsses] crosses RR tracks, ca. 1.5 mi sw of Beckwourth. Portola quad. 1487 Comment
  JEPS122091  Artemisia douglasiana Lowell Ahart 2014-8-26 19787 -B Plumas In the middle of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. Comment
  SEINET10904838  Artemisia dracunculus Mary Susan Taylor 1982-9-13 Taylor 5130 Plumas T23N R14E sw/nw sec 28. Portola quad. Ramelli Ranch, at jct of Grizzly Creek and Feather River, ca. 2 mi w of Beckwourth. 4880 ft. 1487 Comment
  CHSC97054  Artemisia ludoviciana subsp. ludoviciana Lowell Ahart; Josephine Guardino 2007-7-20 14334 Plumas Strand of Lake Davis, about 100 yards west of Long Point, northeast side of Lake Davis. 1763 Comment
  CHSC105675  Artemisia tridentata Lowell Ahart 2010-10-21 17308 Plumas About 10 yards west of the spring, on the south side of the road to Cleghorn Bar, about 2 miles by road west of the Quincy-La Porte Road, about 2 1/2 miles (air) northwest of Pilot Peak. 1928 Comment
  JEPS102597  Artemisia tridentata subsp. tridentata Lowell Ahart 2001-10-8 9317 Plumas On the north side of Indian Creek, below or near the high water line of Antelope Lake, about 24 miles (air) NE of Quincy. 1524 Comment
  RSA122549  Artemisia tridentata subsp. tridentata E. Nourse 1934-9-13 38 Plumas 2 miles NW of Onion Valley 2043 Comment
  SEINET252470 Image available Artemisia tridentata subsp. tridentata Leila M. Shultz, Heather Garrison 2006-1 20320 Plumas Between Quicy and Reno, ca. 2 miles west of Vinton on south-facing slope. 1513 Comment
  CDA14752  Asarum hartwegii G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-25 3310 Plumas Diamond Mountain Road 1.4 miles north-northeast of Engle Mine townsite. 1295 Comment
  CAS-BOT-BC400771  Asarum lemmonii John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1968-6-11 2393 Plumas On east side of Butterfly Valley Comment
  CDA39803  Asclepias cordifolia T. C. Fuller 1959-7-6 2794 Plumas Highway 40 Alt., 0.2 miles north of Elephant Butte. 0 Comment
  SD7723  Asclepias fascicularis R. M. Austin 1879-1 Plumas Big Meadows Comment
  RSA59314  Asclepias fascicularis E. K. Balls 1950-9-14 15798 Plumas 1.5 mi northeast of junction with Hwy 24, along Hwy 89, Indian Creek Comment
  CDA18702  Aspidotis densa G. D. Barbe, T. C. Fuller 1982-6-15 3709 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. 1554 Comment
  CHSC111737  Aspidotis densa Lowell Ahart 2012-7-1 18248 Plumas About 200 yards west of Caribou Road, about 4 miles (air) northeast of Belden. 833 Comment
  JEPS120177  Aspidotis densa Lowell Ahart 2012-7-1 18248 Plumas About 200 yards west of Caribou Road, about 4 miles (air) northeast of Belden. Comment
  CAS-BOT-BC97471  Aster James T. Vale 1980-9-19 s.n. Plumas Bucks Lake Comment
  RSA518352  Aster alpigenus B. Pitzer 1988-5-29 953 Plumas Plumas National Forest ca. 6 mi. N of Gold Lake on Gold Lake Road, 2.6 mi W of junction with Hwy 89. 1829 Comment
  RSA59248  Aster eatonii E. K. Balls 1950-8-31 15537 Plumas Hwy. 24, 0.5 mile north of Spanish Creek, just north of Quincy. 1098 Comment
  RSA726373  Aster occidentalis var. occidentalis L. Ahart, Josephine Guardino 2007-7-20 14332 Plumas Strand of Lake Davis, about 100 yards west of Long Point, northeast side of Lake Davis. 1764 Comment
  RSA0039309  Aster radulinus Lowell Ahart 2008-8-14 15211 Plumas 300 yards northeast of the metal gate, east side of Forest Road 22N68, about 100 yards west of the South Fork of the Feather River, about 1/2 mile northeast of Little Grass Valley Reservoir, about 5 miles (air) northeast of La Porte. 1571 Comment
  CAS-BOT-BC478071  Asteraceae Charles Piper Smith 1921-7-19 3449 Plumas Taylorsville, Mt. Hough trail Comment
  CAS-BOT-BC178759  Astragalus canadensis var. brevidens T. C. Fuller 1968-7-1 17319 Plumas Hwy 49 to Loyalton, ca. 6 mi. s. of Vinton - Sierra Valley, Sierra Nevada 1524 Comment
  UC54373  Astragalus gibbsii H. M. Hall and E. B. Babcock July, 1903 4448 Plumas Red Clover Creek , Red Clover Creek (Sierra Nevada Mountains) 1524 Comment
  UCD104873  Astragalus lemmonii Collector unknown 1954-10-20 s.n. Plumas Border of Sierra County line. Comment
  CHSC57427  Astragalus lentiformis L. P. Janeway; Garrett Gibson 1991-6-20 4052 Plumas Plumas National Forest. 3 1/2 mi southwest of Portola, ca 1/3 mi west of Middle Fork Feather River and ca 300 ft east of Hwy 70. 1484 Comment
  JEPS113615  Astragalus lentiformis Lowell Ahart, John Dittes 2007-6-16 14123 Plumas West of a smalll stream, on the south side of County Road 111 (Beckwourth Genesee Road), 10 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis 1647 Comment
  SJSU14357  Astragalus lentiformis N. A. Hopkins 1990-5-12 1609 Plumas SW side of Red Clover Valley by Beckwourth to Genessee Rd, 11.2 mi NW of Beckwourth, 0.4 mi NW of Red Clover ranch-house 1645 Comment
  UCD169251  Astragalus lentiformis S. L. Welsh; N. D. Atwood 2001-6-13 28125 Plumas Red Clover Valley, ca 12 miles north of Beckwourth. 1678 Comment
  JEPS125801  Astragalus lentiginosus var. floribundus William Harnach 2002-5-14 1059 Plumas 0.8 miles West of the intersection of Highway 49 and Dyson Lane. Comment
  CHSC34272  Astragalus purshii M. S. Taylor 1981-5-10 3681 Plumas E side of Anelope Lake near Pioneer Cabin meadow, ca. 20 air mi ne of Taylorsville. 1536 Comment
  CHSC70009  Astragalus purshii var. tinctus L. P. Janeway 1997-5-7 5113 Plumas Along Beckwourth-Genesee Road 3.7 mi southeast of Indian Creek. Southwest-facing low ridge above Red Clover Creek. 1365 Comment
  RSA110132  Astragalus webberi H. D. Ripley, R. C. Barneby 1956-1 5778 Plumas [Locality unknown] Comment
  UC170623  Athyrium distentifolium var. americanum Mrs. Carlotta C. Hall 1912-7-11 9341 Plumas Long Lake 2042 Comment
  UC1075639  Athyrium distentifolium var. americanum Robert J. Weatherby 1950-8-11 1518 Plumas upper end Long Lake; Lakes Basin Area 2133 Comment
  RSA0035343  Athyrium filix-femina subsp. cyclosorum Lowell Ahart 2012-9-5 18432 Plumas About 200 yards east of the County Road where it crosses the South Fork of the Feather River, about 3/4 mile (air) southwest of Pilot Peak, about 8 1/2 miles (air) northeast of La Porte. 1889 Comment
  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
  RSA0039308  Athyrium filix-femina var. cyclosorum Lowell Ahart 2008-8-14 15208 Plumas About 150 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
  CHSC101841  Athysanus pusillus Lowell Ahart; John Dittes, Josephine Guardino 2009-6-15 15890 Plumas About 200 yards northwest of Lake Almanor Dam, in depression in a mined over area. 1421 Comment
  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-BC106455  Balsamorhiza hookeri L. P. Janeway 1991-5-29 3972 Plumas Plumas National Forest, Bechwourth Ranger District - Crocker Mt. quad, Red Clover Valley; along Bechwourth-Genesee Road 1664 Comment
  UC88466  Balsamorhiza sagittata Mrs. R. M. Austin 1875-6-1 94 Plumas American Valley Comment
  CAS-BOT-BC100099  Balsamorhiza sagittata E. K. Balls; L. W. Lenz 1955-5-14 20716 Plumas 5.4 mi. ne. from Greenville along Hwy. 89 to Lake Almanor 1158 Comment
  CHSC102127  Barbarea orthoceras Lowell Ahart; John Dittes 2009-7-27 16165 Plumas On dry to damp soil, below a small dam, headwaters of Grizzly Gulch, 2.1 miles (air) northeast of Butt Valley Reservoir Dam. 1479 Comment
  CHSC118661  Barbarea orthoceras Reed Kenny 2015-7-9 2015005 Plumas Plumas National Forest. Location in the upper part of Lone Rock Valley, off Forest Service road 27N65, just east of 28N03J. UTM 699382 E, 4454912 N, NAD83 Zone 10N. 1675 Comment
  CDA14008  Barbarea vulgaris G. F. Hrusa, T. D. Wilfred 1997-6-26 13925 Plumas Sierra Nevada; about Brady's Camp. Pine Creek Valley, ~ 1/2 mi. NE Argentine Rock. Comment
  UCD56785  Beckmannia syzigachne Collector Unknown 1874-6-1 481 Plumas Sierra Valley. Comment
  CHSC54465  Betula pumila var. glandulifera Vernon H. Oswald; Lowell Ahart 1991-7-30 4790 Plumas Big Springs on the west side of Humbug Valley, ca. 6 miles (air) eastnortheast of Humbug Summit, ca. 12 miles (air) south of Chester. Within the fenced, marshy enclosure at the springs. 1310 Comment
  UC1583035  Bidens cernua Barbara Ertter 1988-10-21 8003 Plumas 1.5 mi e of Chester on Hwy 36 Chester (e end of causeway, Lake Almanor); Lake Almanor 1341 Comment
  CAS-BOT-BC413049  Bistorta bistortoides A. A. Heller; P. B. Kennedy 1907-7-9 8793 Plumas Prattville Comment
  SEINET7379381 Image available Blepharipappus scaber W. Harnach, N. Harnach 1989-5-27 118 Plumas Sierra Valley. Turnoff of Marble Lane and Co. Rd. A-23 1490 Comment
  CAS-BOT-BC16067  Boechera breweri John Thomas Howell; Gordon H. True 1967-5-9 42205 Plumas Sierra Nevada. Lewisia Rock, 3.5 miles southwest of Belden, Feather River Canyon. 609 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
  UC118057  Boechera lemmonii Mrs. R. M. Austin Aug 1882 Plumas Lassen Peak Comment
  CAS-BOT-BC14106  Boechera pauciflora John Thomas Howell 1967-6-23 42736 Plumas Sierra Nevada. Lewisia Rock 3.5 miles southwest of Belden, Feather River Canyon. 609 Comment
  CAS-BOT-BC14256  Boechera pinetorum John Thomas Howell; Gordon H. True; Walter Knight; Irja Knight 1968-6-11 2403 Plumas Sierra Nevada. Butterfly Botanical Area. Near Pond reservoir. Comment
  CAS-BOT-BC25407  Boechera retrofracta Alice Eastwood 1918-5-25 7026 Plumas Portola. Comment
  CAS-BOT-BC25411  Boechera retrofracta John Thomas Howell; Gordon H. True; Walter Knight; Irja Knight 1969-6-24 2437 Plumas Butterfly Botanical Area and Vicinity. From vicinity of Butterfly Creek mouth. 883 Comment
  JEPS102850  Boechera retrofracta Lowell Ahart 2001-7-17 8932 Plumas Outcrops, on the SE side of a logging road, SE of a small branch of Butt Creek, about 2 1/2 miles (air) north of Humboldt Summit. 1828 Comment
  CAS-BOT-BC25578  Boechera retrofracta Anna Head 1921-7-3 s.n. Plumas Feather River Canyon. Lake Center Camp. Comment
  CAS-BOT-BC25583  Boechera retrofracta Ella Dales Cantelow 1941-5-18 s.n. Plumas 1.5 mile west of Johnsville Road to Gibsonville. 1615 Comment
  CAS-BOT-BC25593  Boechera retrofracta W. W. Wagner 1919-5-18 255 Plumas Sockum Creek. 1371 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
  SEINET3166404  Boechera sparsiflora P. J. Alexander 2009-5-25 1042 -A Plumas East slope of the northern Sierra Nevada, S side of Frenchman Reservoir, 0.1 miles ENE of the center of the dam, 7.2 miles NNW of Chilcoot, Plumas National Forest. 1725 Comment
  CHSC42024  Boechera suffrutescens Lowell Ahart 1986-7-8 5356 Plumas Near cliffs, about 1 mile north-west of Pilot Peak, about 14 miles north-east of La Porte. 1950 Comment
  CHSC88895  Boechera suffrutescens L. Hanson 1988-7-26 327 Plumas Plumas National Forest. Red Hill Lookout. 1920 Comment
  CHSC45965  Boykinia major Lowell Ahart 1976-7-7 1164 Plumas Along Cold Water Creek, east of the camp, about 4 miles south of Grizzly Mountain. 1524 Comment
  UC477511  Boykinia occidentalis L. S. Smith July, 1930 2518 Plumas Milk Camp-White Rock; Tahoe Nat. Forest, Milk Camp-White Rock 762 Comment
  JEPS87495  Brasenia schreberi Vernon H. Oswald and Lowell Ahart 1993-8-11 5782 Plumas ca. 0.5 mi s Willow Lake (ca 1 mi s of Lassen Volcanic National Park, Domingo Lake); Domingo Lake, s of Lassen Volcanic National Park 1767 Comment
  CAS-BOT-BC36773  Brassica rapa John Thomas Howell; Gordon H. True 1968-6-10 44540 Plumas Sierra Nevada. Quincy. 1036 Comment
  UCR123514  Brodiaea coronaria subsp. coronaria George K. Helmkamp, Elizabeth Helmkamp 2001-7-7 6859 Plumas Sierra Nevada Mountains, Calif. Hwy 89, 2.3 miles SSE of its junction with Calif. Hwy 36, Lake Almanor Region 1357 Comment
  SEINET7724108  Brodiaea ixioides Unknown Plumas Indian Valley Comment
  SEINET13710270  Bromus carinatus Lowell William Ahart, Lowell William Ahart 2001-1 8999 Plumas E of Small Branch of Butt Creek, 2.5 Air Mi. N of Humboldt Summit (T27N, R5E, sec 20, NW 1/4) 6000 Ft. 1829 Comment
  SEINET8338124  Bromus carinatus John Thomas Howell 1960-7-23 35932 Plumas Drakesbad. Comment
  CAS-BOT-BC149317  Bromus carinatus var. carinatus John Thomas Howell; Gordon H. True 1967-7-11 43360 Plumas Sierra Nevada. Southeast slope of Mount Hough. 2042 Comment
  UC1131104  Bromus carinatus var. carinatus E. Sawyer 1935-6-14 107 Plumas sw slope of Sugarloaf Sugarloaf 1767 Comment
  UCSC000046  Bromus carinatus var. carinatus A. E. Wieslander 1933-6-11 316 Plumas 1.5 miles W. of Kerby - Sierraville 46 Comment
  CAS-BOT-BC148703  Bromus carinatus var. marginatus John Thomas Howell 1960-7-18 35564 Plumas Lassen Volcanic National Park. Drakesbad. 1828 Comment
  CAS-BOT-BC148718  Bromus carinatus var. marginatus John Thomas Howell 1967-7-10 2186 Plumas Butterfly Botanical Area and Vicinity. Mouth of Butterfly Creek. 883 Comment
  JEPS106340  Bromus ciliatus Lowell Ahart 2004-7-27 11314 Plumas Along Hopkins Creek, about 200 yards north of the fork of Hopkins Creek and the East Branch of Hopkins Creek, about 3/4 mile south of Turkeytown, about 1 mile (air) southwest of Blue Nose Mountain, about 10 miles (air) northeast of La Porte 1645 Comment
  CAS-BOT-BC155799  Bromus diandrus Lewis S. Rose 1968-6-10 68086 Plumas Quincy. 1036 Comment
  UCD144321  Bromus inermis G. F. Hrusa; T. D. Wilfred 1996-8-1 13417 Plumas Approximately 1/4 mile south of intersection of USFS 24n42 and 24N66, approx. 1 mile south of Brady's Camp, Plumas National Forest. 1900 Comment
  CAS-BOT-BC162156  Bromus orcuttianus Walter Knight; Irja Knight; John Thomas Howell 1966-7-26 1576 Plumas Butterfly Botanical Area and Vicinity. Fern Glen. 1097 Comment
  CHSC102065  Bromus orcuttianus Lowell Ahart; John Dittes 2009-7-15 16092 Plumas On dry rocky soil, under the power line, on the south side of Forest Service Road 26N22, about 2.3 miles (air) southeast of Butt Valley Reservoir Dam. 1517 Comment
  CHSC40996  Bromus orcuttianus J. D. Jokerst 1984-7-10 2096 Plumas Along the edges of Indian Creek, east of Rattlesnake Ravine and Genesee Valley. 1264 Comment
  CHSC76154  Bromus orcuttianus G. F. Hrusa 1997-5-30 13815 Plumas Sierra Nevada. Near summit of slope on E side of Rattlesnake Creek, S of Hwy 70 approx. 15 mi. E of Quincy. [Original lat./long. on label is '39 52 N; 120 44 W']. 1350 Comment
  UCD59269  Bromus orcuttianus John Thomas Howell 1960-8-20 36274 Plumas Lassen Volcanic National Park. Drakesbad. 1676 Comment
  CAS-BOT-BC162012  Bromus racemosus Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1637 Plumas Butterfly Botanical Area and Vicinity. Area at north of Pond Reservoir. 1097 Comment
  JEPS120563  Calamagrostis canadensis B. Castro and L. P. Janeway 2003-9-6 1451 Plumas High Cascade Range. along un-named lake split by the Caribou Wilderness Area boundary, ca 1.5 mi west of Hay Meadow. Comment
  JEPS120571  Calliscirpus brachythrix L. P. Janeway 2013-6-2 11122 Plumas Northern High Sierra Nevada. Small meadow 0.3 km east-southeast of the Buckthorn survey monument on the eastern end of Red Mountain. Comment
  CHSC81359  Callitriche stagnalis Lowell Ahart 2001-9-18 9283 Plumas In shallow water of Freeman Creek, on the strand of Lake Davis. 1761 Comment
  CAS-BOT-BC85755  Calocedrus decurrens Walter Knight; Irja Knight; John Thomas Howell 1966-7-26 1596 Plumas Butterfly Botanical Area and Vicinity - Fern Glen 1097 Comment
  CAS-BOT-BC85759  Calocedrus decurrens Alice Eastwood 1927-6-18 14703 Plumas Forest Lodge, Greenville, United States Forest Reserve Comment
  CHSC84948  Calocedrus decurrens Lowell Ahart 2003-10-15 10636 Plumas On the east side of Forest Road 22N94E, about 50 yards south of Forest Road 22N94, on Hartman Bar Ridge, about 1 mile (air) southwest of Franklin Hill, about 4 1/2 miles (air) northwest of Tamarack Flat, about 9 miles (air) northwest of La Porte. 1583 Comment
  RSA59108  Calochortus E. K. Balls 1950-8-30 15512 Plumas 1 mile west of Feather River Experiment Station, 4 miles north of Quincy. 1220 Comment
  CDA18688  Calochortus coeruleus G. D. Barbe, T. C. Fuller 1982-6-15 3695 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
  JEPS105976  Calochortus coeruleus Lowell Ahart, John Dittes, Josephine Guardino 2004-6-6 11003 Plumas On the west side of a small drainage, on the north side of the logging road, about 1 1/2 miles (air) south of Lower Taylor Rock, about 7 1/2 miles (air) northeast of Quincy 1517 Comment
  SBBG15285  Calochortus coeruleus H. and M. Dearing 1938-7-1 2257 Plumas near Lake Almanor Comment
  UC337929  Calochortus coeruleus unknown 1884-1 Plumas Comment
  UC337930  Calochortus coeruleus unknown Aug 1874 Plumas Comment
  CAS-BOT-BC487771  Calochortus coeruleus John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54285 Plumas About 1.3 miles southeast of Mt. Hough on the road to Quincy, Sierra Nevada 2042 Comment
  SEINET10469585  Calochortus coeruleus Mary Susan Taylor 1982-6-2 Taylor 4598 Plumas T23N R12E sw/ne sec 17. Johnsville quad. ALong 23N11, on loop through Cogswell Ravine, 3.2 mi ne of Jackson Cr Cmpgr, ca. 5 air mi n of Mohawk. 5700 ft. 1737 Comment
  CHSC32012  Calochortus leichtlinii L. Ahart 1975-6-16 888 Plumas Near Little Grass Valley Reservoir. 1828 Comment
  CHSC67407  Calochortus leichtlinii J. D. Jokerst 1984-6-13 2052 Plumas Traversed by USFS road 26N08 north of Cottonwood Cr. 1371 Comment
  SEINET3840913  Calochortus leichtlinii G. Douglas Barbe, Thomas C. Fuller 1982-6-17 3811 Plumas Frenchman Lake, South shore of Frenchman Reservoir (Lake), 0.4 miles east of Frenchman Dam, USGS Quadrangle 7.5 1700 Comment
  CAS-BOT-BC483476  Calochortus minimus Mary Strong Clemens 1920-6-28 s.n. Plumas Quincy Comment
  UC337912  Calochortus nudus unknown 1889-5-27 Plumas Mohawk Valley Comment
  CAS-BOT-BC493421  Calochortus nudus T. S. Brandegee 1892-7-4 s.n. Plumas Prattsville Comment
  CAS-BOT-BC271531  Calycadenia truncata subsp. truncata John Thomas Howell 1951-8-20 28221 Plumas Indian Valley, Sierra Nevada 1097 Comment
  CHSC21083  Calyptridium monospermum F. T. Griggs; A. Pass 1975-7-2 53 Plumas Buck's Lake Forest Service Survery. Comment
  SD46711  Calyptridium umbellatum Robert J. Weatherby 1955-6-22 1540 Plumas Spanish Peak 2135 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
  SEINET10572714  Calyptridium umbellatum Lowell Ahart, Peter Ahart 1985-9-26 Ahart 5182 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
  RSA609418  Calystegia malacophylla L. C. Wheeler 1958-7-28 7339 Plumas Sierra Nevada: South Fork Rock Creek, ca. 1/2 mile E of Bottle Springs, near Quincy 1584 Comment
  CAS-BOT-BC221250  Calystegia malacophylla subsp. malacophylla Alice Eastwood 1927-6-15 14512 Plumas United States Forest Reserve. Forest Lodge near Greenville Comment
  CHSC10573  Calystegia malacophylla subsp. malacophylla Lowell Ahart 1968-6-29 Plumas Near La Porte. 1371 Comment
  CAS-BOT-BC221246  Calystegia malacophylla subsp. malacophylla Margaret J. Williams 1980-6-13 80- 66 -1 Plumas Caribou Power Station Road, north of Hwy 70 1066 Comment
  JEPS105978  Calystegia occidentalis subsp. occidentalis Lowell Ahart, John Dittes, Josephine Guardino 2004-6-6 10998 Plumas On the bottom of a small drainage, on the north side of the logging road, about 1 1/2 miles (air) south of Lower Taylor Rock, about 7 1/2 miles (air) northeast of Quincy 1517 Comment
  UC1552748  Calystegia occidentalis var. tomentella Frederica Bowcutt 1985-6-6 539 Plumas about 15 air mi ne Quincy (on the sw side of Red Clover Creek and Beckwourth Genesee Road in Plumas National Forest); Plumas National Forest, sw side Red Clover Creek Comment
  UCD138331  Camassia leichtlinii subsp. suksdorfii Alva Day 1939-5-31 s.n. Plumas Cascade Creek. Comment
  UC1523730  Camassia quamash subsp. breviflora Gary Schoolcraft 1983-5-24 950 Plumas w side of Sierra Valley Sierra Valley 1524 Comment
  CHSC33937  Camassia quamash subsp. quamash M. S. Taylor; M. Foster 1981-6-3 3849 Plumas W side of 24N10 in wet meadow, ca. 1/4 mi s of Grizzly Creek crossing 24N10, ca. 8 mi nw of Portola. 1767 Comment
  CAS-BOT-BC160892  Camissonia tanacetifolia subsp. tanacetifolia Mrs. H. C. Cantelow 1951-7-29 18 Plumas Hwy. 24 between Portola and Beckwourth Comment
  RSA60139  Campanula prenanthoides E. K. Balls 1950-9-5 15682 Plumas Main trail Thompson Creek, off La Porte Road, off Hwy 24, e. of Quincy. 1463 Comment
  UC924238  Campanula prenanthoides H. S. Reed 1941-7-31 Plumas Forest Lodge 1066 Comment
  SEINET10462996  Campanula prenanthoides Austin AUSTIN s.n. Plumas Badger Hill Comment
  SEINET10972395  Campanula prenanthoides Edward K. Balls 1950-9-5 Balls 15682 Plumas Thompson Creek, main trail off La Porte Road (trail to Little Volcano), of Highway 24 east of Quincy 1463 Comment
  CHSC92132  Capsella bursa-pastoris Lowell Ahart; John Dittes 2005-9-19 12416 Plumas Along the west side of a good dirt road, about 1 1/4 miles east of Kettle Rock, about 1 1/4 miles southeast of Taylor Lake. 1998 Comment
  RSA0092972  Cardamine californica Bonnie C. Templeton 1968-6-8 11216 Plumas Twain Rd., west of Butterfly Valley, ca 10 mi. west of Quincy. 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
  CHSC55482  Cardamine pachystigma Ben Cunningham 1991-4-20 Plumas Ca. 12 mi e of Greenville and 4 ft n of South Keddie Ridge Road. 1219 Comment
  CAS-BOT-BC38121  Cardamine pensylvanica John Thomas Howell 1962-6-17 37657 Plumas Sierra Nevada. Butterfly Valley. 1036 Comment
  SBBG30563  Carex D. Myrick 1968-6-19 1953 A Plumas Hwy 89 W of Lake Almanor 1371 Comment
  JEPS106134  Carex abrupta Lowell Ahart, John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11172 Plumas In a small meadow, on the north side of a forest road, about 1/4 mile north of Taylor rock, about 1 mile (air) southwest of Grizzly Peak, about 5 miles (air) south of Taylorsville, about 8 miles (air) northeast of Quincy 2139 Comment
  CAS-BOT-BC17840  Carex amplifolia John Thomas Howell 1962-6-17 37651 Plumas Sierra Nevada. Butterfly Valley. 1036 Comment
  CDA15914  Carex amplifolia B. Smith, G. F. Hrusa 1996-7-16 s.n. Plumas Plumas National Forest; Upper Bull Run Creek off USFS 23N12E. Comment
  CHSC102089  Carex amplifolia Lowell Ahart; John Dittes 2009-7-13 16029 Plumas On damp to wet soil, seep, on the north side of Forest Service Road 27N28, headwater of Clear Creek, about 2.0 miles (air) north of Butt Valley Reservoir Dam, about 3 miles (air) southwest of Lake Almanor Reservoir Dam. 1476 Comment
  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
  CHSC84926  Carex angustata L. P. Janeway; B. Castro 2003-9-6 7978 Plumas High Cascade Range. Along un-named lake split by the Caribou Wilderness Area boundary, 2.4 km west of Hay Meadow. 2057 Comment
  JEPS49035  Carex angustata Leland S. Smith 1927-8-10 2176 Plumas Gold Lake Tahoe National Forest Comment
  CHSC20768  Carex athrostachya K. R. Stern 1975-7-23 5867 Plumas w shore of Lake Almanor. 1371 Comment
  CHSC36854  Carex athrostachya M. S. Taylor 1982-6-28 4780 Plumas S edge of Feather River, Ramelli Ranch, ca. 1 mi sw of Beckwourth. 1487 Comment
  CHSC77064  Carex athrostachya G. Douglas Barbe; T. C. Fuller 1982-6-14 3687 Plumas W end of Quincy, Hwy 70 and Lawrence St. at Chevron station. 1036 Comment
  RSA189376  Carex athrostachya L. S. Rose 1967-7-9 67143 Plumas Quincy. 1037 Comment
  CAS-BOT-BC19732  Carex athrostachya M. S. Taylor 1982-6-28 4780 Plumas South edge of Feather River, Ramelli Ranch, ca. 1 mile southwest of Beckwourth. 1487 Comment
  CDA17788  Carex aurea G. D. Barbe, T. C. Fuller 1982-6-17 3859 Plumas Frenchman Lake Region; 2 miles N of Turkey Point Fishing Access; 1706 Comment
  CAS-BOT-BC19527  Carex bolanderi John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-26 54370 Plumas Sierra Nevada. 0.75 mile northeast of Bucks Summit on road to Quincy. 1600 Comment
  CHSC88228  Carex bolanderi Lowell Ahart 2004-7-27 11312 Plumas At the fork of Hopkins Creek and the East Branch of Hopkins Creek, about 3/4 mile south of Turkeytown, about 1 mile (air) southwest of Blue Nose Mountain, about 10 miles (air) northeast of La Porte. 1645 Comment
  JEPS106384  Carex bolanderi Lowell Ahart 2004-7-27 11312 Plumas At the fork of Hopkins Creek and the East Branch of Hopkins Creek, about 3/4 mile south of Turkeytown, about 1 mile (air) southwest of Blue Nose Mountain, about 10 miles (air) northeast of La Porte 1645 Comment
  RSA770097  Carex bolanderi L. P. Janeway, B. Castro 2009-7-18 9864 Plumas Northern High Sierra Nevada. Lower end of Rock Island Ridge, just southwest of (below) Road 23N27, 0.3 road km south of the 18 Road. 1526 Comment
  CDA33045  Carex bolanderi G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-24 3277 Plumas China Grade Road, 1.4 miles south of Taylorsville. Comment
  CAS-BOT-BC19621  Carex brainerdii John Thomas Howell; Gordon H. True 1969-6-23 45806 Plumas Sierra Nevada. 2.6 miles north of Middle Fork of Feather River at Nelson Point. 1310 Comment
  CHSC106305  Carex brainerdii L. P. Janeway 2010-7-3 10076 Plumas Northern High Sierra Nevada. Top of ridge between Pigtail Ravine and Hunters Ravine +/- overlooking Middle Fork Feather River from the north. 1644 Comment
  CHSC53566  Carex brainerdii L. P. Janeway; Gary Benson, Randy Harrison 1984-9-25 1175 Plumas SW side of Humbug Valley near Miller Ravine. 1341 Comment
  CHSC55555  Carex brainerdii L. P. Janeway 1990-7-3 3759 Plumas Plumas National Forest. About 100 m west of Paradise Creek and about 2/3 mi south of Little Grizzly Creek. 1874 Comment
  RSA768921  Carex brainerdii L. P. Janeway 2010-7-3 10076 Plumas Northern High Sierra Nevada. Top of ridge between Pigtail Ravine and Hunters Ravine, overlooking Middle Fork Feather River from the north 1644 Comment
  CAS-BOT-BC19630  Carex brainerdii Clarence Roy Quick 1955-6-21 55 -34 Plumas Sierra Nevada. Near southeast end of Lake Almanor. Comment
  CAS-BOT-BC19641  Carex brainerdii L. P. Janeway 1990-7-3 3759 Plumas Plumas National Forest. Beckwourth Ranger District. 1874 Comment
  CHSC72318  Carex canescens L. P. Janeway 1998-9-10 6278 B Plumas Along the northwest shore of Snake Lake; about 5 mi northwest of Quincy. 1205 Comment
  CHSC113907  Carex canescens subsp. canescens Lowell Ahart 2014-8-24 19733 Plumas Along a small stream that flows into the South Fork of the Feather River, on the west side of the stream, 10 yards west 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
  JEPS103543  Carex echinata subsp. echinata Lowell Ahart 2002-7-6 9853 Plumas In a small meadow, ca 100 yards N of the gravel road, near a small branch of Coldwater Creek, ca 3/4 mile SW of Grizzly Mountain, ca 2 miles (air) SW of Haskins Valley and Bucks Lake. 1844 Comment
  CAS-BOT-BC20117  Carex feta John Thomas Howell 1926-7-26 2132 Plumas Near Prattville. 1371 Comment
  RSA60234  Carex feta E. K. Balls 1950-8-31 15530 Plumas Hwy 24, 1 mile north of Spanish Creek, just north of Quincy. 1098 Comment
  JEPS63723  Carex feta W. L. Jepson 1910-6-16 4140 Plumas Quincy American Valley, Quincy 1036 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
  CDA13805  Carex fracta G. F. Hrusa, B. Smith, T. D. Wilfred 1996-8-11 13492 Plumas Sierra Nevada; Slopes to E of upper Bull Run Creek off USFS 23N12E. Occasional in dry areas of conifer forest, generally on lower slopes. Perennial, clumping. Comment
  CHSC43909  Carex fracta L. P. Janeway 1987-6-20 2277 Plumas Ravine on N side of South Branch Middle Fork Feather River, below Whiskey Hill. 1158 Comment
  SEINET7559363 Image available Carex fracta L. P. Janeway 2003-7-19 7909 Plumas Reading Peak 7.5' quad. High Cascade Range. At the end-of-the-roead trailhead parking for trail to Little Willow Lake, 200 m southeast of Little Willow Lake. 1853 Comment
  RSA97923  Carex fracta J. T. Howell 1951-6-28 27650 Plumas Johnsville 1585 Comment
  CHSC41153  Carex geyeri L. P. Janeway; Randy Harrison 1985-5-22 1200 Plumas Plumas National Forest. Near and north of Middle Fork Feather River, 2.4 mi w of Lee Summit on F.S. Rd 23N22. 1478 Comment
  SEINET13355976  Carex geyeri D. W. Taylor 2008-6-18 20224 Plumas Sierra Nevada, South Fork Rock Creek, along Forest Road 24N28, 0.2 road miles S junction with Forest Road 23N16X (watershed North Fork Feather River). 1609 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
  CHSC110367  Carex heteroneura Lowell Ahart 2012-9-5 18435 Plumas Around the south edges of a small meadow, at the end of a small stream that flows into the South Fork of the Feather River, about 350 yards east of the County Road where it crosses the South Fork of the Feather River, about 3/4 mile (air) southwest of Pilot Peak, about 8-1/2 miles (air) northeast of La Porte. 1889 Comment
  JEPS114934  Carex heteroneura Lowell Ahart 2008-7-16 15092 Plumas On the east side of a small stream, about 150 yards north of the paved road, about 1/4 mile west of the bridge where the South Fork of the Feather River flows into little Grass Valley Reservoir, about 2 1/2 miles (air) north of La Porte 1597 Comment
  CAS-BOT-BC28081  Carex hoodii Lewis S. Rose 1954-5-30 54065 Plumas Johnsville 1600 Comment
  CHSC55557  Carex hoodii L. P. Janeway 1990-7-2 3750 Plumas Plumas National Forest. About 100 ft west of Paradise Cr and about 1/2 mi south of Little Grizzly Cr. At an old logging landing and dirt road opening. 1859 Comment
  CHSC92299  Carex hoodii Lowell Ahart; Josephine Guardino 2005-8-10 12317 Plumas South of a small wet meadow, south of a small branch of Lights Creek, east side of Forest Road 27N54, about 5 1/2 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1821 Comment
  CHSC55434  Carex infirminervia L. P. Janeway 1990-7-25 3815 Plumas Plumas National Forest. bout 0.2 mi northwest of Emigrant Creek and about 0.3 mi southeast of Little Grizzly Creek. 1828 Comment
  CAS-BOT-BC7742  Carex integra John Thomas Howell 1951-6-27 27591 A Plumas McRae Meadow. 1981 Comment
  CAS-BOT-BC7744  Carex integra L. P. Janeway 1991-7-23 4096 Plumas McRae Meadow, upper end of East Nelson Creek. 1905 Comment
  CHSC62166  Carex laeviculmis L. P. Janeway 1993-8-14 4527 Plumas Plumas National Forest. Along Road 24N29Y, ca 0.2 mi north of Haskins Creek and ca 1/6 mi southeast of Bucks Lake. 1691 Comment
  RSA770095  Carex laeviculmis L. P. Janeway, B. Castro 2009-7-18 9863 Plumas Northern High Sierra Nevada. Lower end of Rock Island Ridge, just southwest of (below) Road 23N27, 0.3 road km south of the 18 Road. 1526 Comment
  CAS-BOT-BC31154  Carex lemmonii John Thomas Howell 1960-7-18 35513 Plumas Wet meadow, Drakesbad. 1828 Comment
  JEPS115935  Carex lemmonii Lowell Ahart, John Dittes 2009-7-13 16032 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
  SEINET7564700 Image available Carex lenticularis var. lipocarpa L. P. Janeway 2003-9-20 8001 Plumas Northern High Sierra Nevada. Along edges of Round Lake, especially at the outlet, northeast side of Sierra Nevada crest, Lakes Basin Recreation Area. Gold Lake 7.5' quad. 2047 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
  RSA715531  Carex limosa L. P. Janeway, B. Castro 2005-9-11 8540 Plumas Northern High Sierra Nevada. North edge of the fen above the middle of the Grassy Lakes, about 0.8 km northeast of Three Lakes. 1896 Comment
  CHSC46988  Carex luzulina var. ablata L. P. Janeway 1989-8-4 3553 Plumas Plumas National Forest. East side of Eureka Ridge near headwater springs of Bear Cr. 1889 Comment
  JEPS120145  Carex mendocinensis Lowell Ahart 2012-7-1 18251 Plumas About 200 yards west of Caribou Road, about 4 miles (air) northeast of Belden. Comment
  UCD140647  Carex microptera Dean W. Taylor 1976-7-9 6038 Plumas about 1 mile north of Humboldt Summit. 1798 Comment
  CHSC68377  Carex multicaulis L. P. Janeway 1996-6-4 4986 Plumas 0.5 mi northeast of Deer Creek and 2.0 mi south of Spanish Creek; north side of logging spur road 0.6 mi east of Road 24N23X. 1318 Comment
  CAS-BOT-BC32068  Carex multicaulis John Thomas Howell; Gordon H. True 1967-5-7 42185 Plumas Injin Jim Campground at confluence of Granite Creek and North Fork of Feather River. 609 Comment
  CHSC109841  Carex multicostata L. P. Janeway 2012-8-8 11049 Plumas Northern High Sierra Nevada. Plumas National Forest; east side of West Branch Nelson Creek; just east of the Gibsonville-Johnsville Road bridge across West Branch Nelson Creek; 2.5 air km east of Stafford Mtn. 1745 Comment
  CHSC85995  Carex multicostata L. P. Janeway 2003-7-19 7910 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
  CHSC76817  Carex nebrascensis G. Douglas Barbe; J. T. Howell, T. C. Fuller 1981-6-25 3323 Plumas 2.8 miles N-NE of Engle Mine townsite on Diamond Mountain Road, between road and Lights Creek. 1341 Comment
  UC1100491  Carex nebrascensis Malcolm A. Nobs, S. Galen Smith 1949-8-18 1378 Plumas just s Chester (at n end of Lake Almanor); Last Chance Marshes, Lake Almanor Comment
  CAS-BOT-BC119688  Carex nervina Thomas Griggs 1975-6-1 s.n. Plumas Bucks Lake area. Comment
  CHSC77071  Carex nervina G. Douglas Barbe; T. C. Fuller 1982-6-16 3789 Plumas Plumas National Forest. Marshy meadow below Mud Lake, 3/4 mile NE of Eisenheimer Peak. 2097 Comment
  JEPS120157  Carex nervina Lowell Ahart 2012-9-5 18436 Plumas About 350 yards east of the County Road where it crosses the South Fork of the Feather River, about 3/4 mile (air) southwest of Pilot Peak, about 8 1/2 miles (air) northeast of La Porte. Comment
  CAS-BOT-BC119520  Carex nudata Alice Eastwood 1918-5-25 6977 Plumas Portola. Comment
  SEINET7569425 Image available Carex nudata David Castaner 1984-5-28 8057 Plumas Indian Creek Falls, junction Highways 70 and 89. Comment
  SEINET3905629  Carex ormantha Lewis S. Rose 1963-6-3 63101 Plumas Butterfly Valley 2 mi. sw. of Keddie.; 0 1189 Comment
  SEINET8989743 Image available Carex pachystachya Unknown 2000-1 6836 Plumas Northern High Sierra Nevada. Diamond Mountains; 1.1 km south east of Crystal Peak. Constantia quad. Comment
  CAS-BOT-BC119182  Carex pachystachya Hans Leschke 1954-7-3 s.n. Plumas Northern border of swamp North of Willow Lake. 1661 Comment
  CHSC66775  Carex pellita Vernon H. Oswald; Lowell Ahart 1996-8-14 8154 Plumas Northern High Sierra Nevada. Northeast of La Porte on the La Porte-Quincy Rd 3.1 mi N of the road to Johnsville, 1.0 mi S of the South Fork of the Feather River. 1920 Comment
  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
  CAS-BOT-BC118813  Carex preslii James D. Jokerst; Robert A. Schlising 1981-8-1 1453 B Plumas Just N of Butte Co line, S of saddle between Humboldt Peak and Eagle rock, Comment
  CAS-BOT-BC118129  Carex rossii John Thomas Howell 1960-7-21 35832 Plumas Meadowy forest floor NW of Willow Lake. 1706 Comment
  CAS-BOT-BC117897  Carex scabriuscula John Thomas Howell 1962-6-16 37644 Plumas Feather River North Fork on road to Caribou. 731 Comment
  CAS-BOT-BC117900  Carex scabriuscula L. P. Janeway 1993-7-15 4448 Plumas Along Bean Creek, 0.4 mi S of the saddle between Bean Creek (tributary of upper Spanish Creek) 1524 Comment
  CHSC111166  Carex scabriuscula Lowell Ahart 2012-7-1 18262 Plumas On the east side of the dirt road to the large pipe,about 1/4 miles east of Caribou Road, about 3 1/2 miles (air) northeast of Belden. 807 Comment
  CHSC47348  Carex scabriuscula L. P. Janeway 1989-6-9 3286 Plumas Cyn of E Br N Fk Feather River, 5.4 mi E of the river mouth and Caribou Rd, along Hwy 70. 822 Comment
  SD130950  Carex scabriuscula John Thomas Howell, T. C. Fuller, G. D. Barbe 1981-6-23 54148 Plumas Sierra Nevada; 2.65 miles west of Round Valley Reservoir dam; rocky serpentine slope in open coniferous forest.; in seepage area. 1538 Comment
  CAS-BOT-BC117524  Carex sheldonii D. H. Esplin; R. K. Gierisch 1968-10-3 6 Plumas Crocker guard station horse pasture. 1737 Comment
  CHSC57142  Carex sheldonii L. P. Janeway 1991-8-4 4125 Plumas Plumas National Forest. Meadow along Road 111 (Beckwourth-Genesee Road) 1.1 mi west of road to Bagley Pass; 1/2 mi south of Red Clover Creek at west end of Red Clover Valley. 1691 Comment
  CHSC60503  Carex sheldonii L. P. Janeway 1992-6-4 4218 Plumas Plumas National Forest. Small pond at far edge of gravel bar along northeast side of Middle Fork Feather River at mouth of Bonta Creek; below the Mohawk Ranger Station. 1316 Comment
  CHSC70774  Carex sheldonii L. P. Janeway 1997-5-28 5134 Plumas 1.3 mi west-northwest of Blairsden; meadow terrace between Little Bear Road and Middle Fork Feather River. 1316 Comment
  CHSC77174  Carex simulata G. Douglas Barbe; T. C. Fuller 1982-6-17 3864 a Plumas Frenchman Lake Region. 2 miles N of Turkey Point Fishing Access; at the shore of N arm of the lake. 1706 Comment
  CHSC52354  Carex specifica L. P. Janeway 1990-7-18 3805 Plumas Plumas National Forest. Near Emigrant Creek 1/4 mi north of the crest of Grizzly Ridge. 2103 Comment
  RSA60016  Carex spectabilis E. K. Balls 1950-9-1 15598 Plumas East of Long Lake, on slopes south of meadow leading to 2 smaller lakes. 2104 Comment
  JEPS49037  Carex spectabilis Leland S. Smith 1927-8-10 2192 Plumas w end Gold Lake Tahoe National Forest, Gold Lake 2133 Comment
  JEPS25919  Carex stipata var. stipata W. L. Jepson 1910-6-16 4148 Plumas Quincy 1036 Comment
  CHSC92309  Carex subfusca Lowell Ahart; Josephine Guardino 2005-8-9 12291 Plumas On the bottom of Fant Creek, about 150 yards northwest of the cabin (destroyed) and corral, north of Forest Road 27N09, about 6 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1597 Comment
  RSA702580  Carex subfusca L. P. Janeway, Robert F. C. Naczi 2004-7-24 8185 Plumas High Cascade Range. Humboldt Road crossing of small tributary of Butt Creek, 2.9 road km. from Humboldt Summit. 1756 Comment
  UCD108020  Carex subfusca Tim Kuhn 2006-6-23 66 Plumas near Bagley Pass. Comment
  CAS-BOT-BC115988  Carex subfusca George Wilson Gillett 1957-7-19 849 Plumas Near trail above the Devils Kitchen, just beyond very large spring. 2057 Comment
  CAS-BOT-BC115994  Carex subfusca Clare B. Hardham 1970-8-8 17716 Plumas Road to Thompson Peak. 2286 Comment
  SEINET10750063  Carex subfusca David Castaner 1984-5-28 Castaner 8055 Plumas 1.8 miles west of Greenhorn Creek. Along Highway 70. Comment
  SEINET7577187 Image available Carex subfusca John Thomas Howell, T. C. Fuller; G. D. Barbe 1981-6-26 54371 Plumas 0.75 miles northeast of Bucks Summit on road to Quincy. 1600 Comment
  CAS-BOT-BC115403  Carex utriculata Walter Knight; Irja Knight 1966-6-19 1625 Plumas In very damp area, North end of Pond Reservoir. 1097 Comment
  RSA239306  Carex utriculata Robert F. Thorne, C. W. Tilforth, Larry E. DeBuhr 1972-9-20 42362 Plumas Plumas National Forest: Desiccated margin of Snag Lake. 2058 Comment
  CAS-BOT-BC115418  Carex utriculata George Wilson Gillett 1957-1-1 837 Plumas Willow Lake. Marsh at N end of Lake. 1661 Comment
  CHSC116367  Carex utriculata Sara M. Taylor; Scott Batiuk 2012-9-12 71 Plumas Plumas National Forest. Muck Fen. Take Mill Creek Rd to the Mud Lake Rd intersection. On foot, cross to the north side of the river and head WNW. UTM Zone 10, 4423072 N, 652443 E. 1890 Comment
  CHSC53554  Carex vesicaria L. P. Janeway 1990-6-11 3783 Plumas Plumas National Forest. Halfway between Paradise Cr and Emigrant Cr, and ca 2/3 mi S of Little Grizzly Cr. 1874 Comment
  CAS-BOT-BC115145  Carex vesicaria Frank Warrington Peirson 1926-6-21 6788 Plumas Open flat strip along shore of Lake, Lake Almanor. Comment
  CAS-BOT-BC115151  Carex vesicaria Lowell Ahart 1985-7-11 5124 Plumas Little Grass Valley Reservoir, where the S Fork of the Feather River flows into the Lake, 1584 Comment
  UCD140981  Carex whitneyi John Thomas Howell 20-23 Jun 1977 52407 Plumas On the peninsula of Lake Almanor. 1371 Comment
  SEINET3143331  Castanopsis sempervirens E. K. Balls 1950-9-12 15791 Plumas 1.2 mi along trail from Lakes Center Public Campground to Long Lake Outlet 2042 Comment
  CAS-BOT-BC249010  Castilleja Clare B. Hardham 1975-8-2 20471 Plumas Black Mt. 2133 Comment
  CDA34137  Castilleja applegatei L. Ahart, J. Dittes 2009-7-15 16095 Plumas On the west side of Forest Service Road 26N22, about 2.3 miles (air) southeast of Butte Valley Reservoir Dam. 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-BC249724  Castilleja applegatei subsp. pinetorum Robert J. Weatherby 1955-7-21 1651 Plumas Rocky Point, head of No Ear Bar trail, Middle Fork Feather River 1524 Comment
  CAS-BOT-BC249747  Castilleja applegatei subsp. pinetorum John Thomas Howell 1951-6-28 27715 Plumas Eureka Peak 2255 Comment
  JEPS107605  Castilleja applegatei subsp. pinetorum Lowell Ahart, Josephine Guardino 2005-8-10 12301 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
  JEPS123965  Castilleja applegatei subsp. pinetorum Lowell Ahart 2015-7-4 20291 Plumas About1 1/2 mile north of the intersection of Lumpkin Ridge Road and road to Little Grass Valley Reservoir, about 2 1/2 miles (air) north of Little Grass Valley Reservoir Dam. Comment
  JEPS127321  Castilleja applegatei subsp. pinetorum Lowell Ahart 2016-6-29 21063 Plumas East slope of Table Mountain, about 2 miles (air) northwest of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir Dam. Comment
  JEPS81451  Castilleja applegatei subsp. pinetorum M. S. Taylor 1982-7-14 4826 Plumas ca 1 mi s Onion Flat (Soda Creek Rd, ca 3 mi n of Twain); Almanor SW Quad. 1463 Comment
  RSA101393  Castilleja applegatei subsp. pinetorum R. Weatherby 1955-7-21 1651 Plumas Rocky Point, head of No Ear Bar trail, Middle Fork Feather River. 1524 Comment
  JEPS3000  Castilleja applegatei subsp. pinetorum Milo S. Baker 1952-5-27 12473 Plumas Camp Storris; on Highway 24, at foot of bridge, P.G.&E. Station Comment
  JEPS74159  Castilleja arachnoidea Loran C. Anderson 1974-7-5 3689 Plumas 15 air mi nw Portola (below Mt. Ingalls summit (above treeline)); Mt. Ingalls 2514 Comment
  JEPS29119  Castilleja arachnoidea Lauramay T. Dempster 1667 A Plumas immediately n Red Rock Lookout (n of Engelmine) Comment
  SBBG25803  Castilleja campestris K. K. Muller 1965-8-19 1368 Plumas St Hwy 89, 5 mi NW of Almanor Post Office Comment
  CHSC43764  Castilleja campestris subsp. campestris Vernon Oswald 1984-7-9 1559 Plumas Hwy 89, 3.6 mi s-e of Hwy 36. 1377 Comment
  CHSC80275  Castilleja lacera L. P. Janeway 1996-6-5 5002 Plumas Northern High Sierra Nevada/Modoc Plateau. Ramelli Ranch; northwest corner of Sierra Valley; 0.2 mi south of Middle Fork Feather River and 0.8 mi west of the road to Calpine. 1488 Comment
  SD7114  Castilleja lemmonii Daniel Cleveland 1882-7-25 Plumas Big Meadows Comment
  CAS-BOT-BC253998  Castilleja miniata E. K. Balls 1950-9-1 15667 Plumas east of Long Lake in meadow sloping to 2 smaller lakes (Helgamite Pond?) 2133 Comment
  CAS-BOT-BC254055  Castilleja miniata M. S. Taylor 1982-8-4 4916 Plumas Along spring on n side of Solomon [Soloman] Saddle Rd, ca. 1 mi nw of Taylor Rock, ca. 7 air mi ne of Quincy. Flora of Plumas County 1889 Comment
  CHSC102579  Castilleja miniata subsp. miniata L. P. Janeway; B. Castro 2009-7-4 9844 Plumas Northern High Sierra Nevada. Upper end of Rock Island Ridge. 1576 Comment
  JEPS100472  Castilleja pilosa Dean W. Taylor 2000-8-12 17565 Plumas 3 air mi SE of Antelope Lake; Feather River watershed, Dry Flat; Dry Flat (3 air mi SE of Antelope Lake, Feather River watershed) 1676 Comment
  POM297715  Castilleja psittacina A. A. Heller, P. B. Kennedy 1907-7-5 8747 Plumas Red Clover valley Comment
  CHSC80277  Castilleja tenuis L. P. Janeway 1996-6-5 5001 Plumas Northern High Sierra Nevada/Modoc Plateau. Ramelli Ranch; northwest corner of Sierra Valley; 0.2 mi south of Middle Fork Feather River and 0.8 mi west of the road to Calpine. 1488 Comment
  SD7225  Ceanothus cordulatus Mrs. R. M. Austin 1880-1 Plumas Prattville, Big Meadows Comment
  SEINET3162177  Ceanothus cordulatus E. K. Balls 1950-9-6 15690 a Plumas 3.1 mi. east of turn to Sloat, Hwy 24, between Quincy & Portola 1250 Comment
  CAS-BOT-BC49177  Ceanothus cuneatus Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1967-7-10 2181 Plumas Mouth of Butterlfy Creek 883 Comment
  OBI3009  Ceanothus integerrimus Lewis S. Rose 1968-6-11 68097 Plumas Near Keddie; confluence of Butterfly crk and Spanish crk 975 Comment
  SDSU10325  Ceanothus integerrimus D. F. Howe 1960-8-20 2985 Plumas Norht fork of Feather River, 41 miles from Oroville. 610 Comment
  UC1070762  Ceanothus integerrimus D. Axelrod 1934-6-9 35 Plumas 2.5 mi w Lexington Hill; Bidwell Bar quad., Plumas Nat. For. 1706 Comment
  CAS-BOT-BC63327  Ceanothus prostratus Clarence R. Quick 1934-7-4 1350 Plumas Headwaters of Clear Creek, Plumas National Forest. Comment
  CAS-BOT-BC63334  Ceanothus prostratus Doris Kildale Gillespie 1930-5-12 9313 Plumas 2 mi. e. of Chester. Comment
  CAS-BOT-BC63365  Ceanothus prostratus Saichi Kawahara 1968-5-5 409 Plumas Highway 89, 3 mi. se. of Highway 36. 1402 Comment
  RSA515722  Ceanothus prostratus B. Pitzer 1988-5-29 950 Plumas Plumas National Forest, ca. 6.0 miles north of Gold Lake on Gold Lake Road, and 2.6 miles south of junction with Highway 89. 1829 Comment
  RSA609441  Ceanothus prostratus Louis C. Wheeler 1958-7-30 7352 Plumas Sierra Nevada: White Pine Chrome Mine, ca. 1/2 mile E of Bottle Springs, South Fork Rock Creek, near Quincy. 1585 Comment
  SD7229  Ceanothus prostratus Mrs. R. M. Austin 1879-1 Plumas Big Meadows Comment
  UC569913  Ceanothus prostratus E. Sawyer 1935-5-21 15 Plumas 2 mi e Beckwith Butte; Sierraville Quad. Comment
  UCD23355  Ceanothus prostratus E. W. Jameson 1949-4-25 s.n. Plumas Expt. Station, 4 mi. north of Quincy. 1066 Comment
  UCSB22989  Ceanothus prostratus McMinn, H. 1941-8-27 Plumas Along railway bank along Feather River, Blairsden Comment
  CAS-BOT-BC52165  Ceanothus pumilus John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1969-6-24 2463 Plumas Across road from Overnight Camp 1097 Comment
  CAS-BOT-BC52169  Ceanothus pumilus Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1648 Plumas Along roadside in area adjacent to Sweetwater Meadow 1127 Comment
  SD46590  Ceanothus velutinus Robert J. Weatherby 1950-8-11 1515 Plumas Peak of Mt. Elwell, Lakes Basin Area, Northern Sierra Nevadas 2377 Comment
  CAS-BOT-BC63191  Ceanothus velutinus var. velutinus L. P. Janeway 1989-6-15 3324 Plumas NE-facing slopes on flank of Crocker Mtn. above Red Clover Valley. 1722 Comment
  CDA43438  Centaurea diffusa Willo Vieira 2015-7-28 PDR# 320 P06131498 Plumas Near Greenville, Highway 89 mile marker 22.91. 0 Comment
  CHSC81605  Centaurea solstitialis Lowell Ahart 2001-10-8 9330 Plumas Sand bar, on the west side of Indian Creek, about 400 yards south of Arlington Road, about 200 yards east of Highway 89, about 1 1/2 miles south of Crescent Mills. 1066 Comment
  RSA715607  Cerastium arvense L. Ahart, Richard K. Rabeler, L. P. Janeway, L. Hanson 2005-4-20 11751 Plumas On the south side Hwy 70, about 200 yards SW of Grizzly Creek, about 1.5 miles NE of the Arch Rock Shady Rest Area. 484 Comment
  CAS-BOT-BC384933  Cerastium arvense John Thomas Howell 1961-9-22 36792 Plumas At Lewisia Rock, North Fork of Feather River 640 Comment
  CAS-BOT-BC388188  Cerastium fontanum Alice Eastwood 1927-6-18 14692 Plumas United States Forest Reserve. Greenville Comment
  CAS-BOT-BC388194  Cerastium fontanum John Thomas Howell 1959-9-22 34841 Plumas Drakesbad 1737 Comment
  RSA792297  Chaenactis douglasii var. douglasii Rebecca Wenk 2009-7-13 1117 Plumas Plumas National Forest, Frenchman Lake, Little Last Chance Creek Road, 1.2 air miles west northwest of reservoir dam. 1750 Comment
  CAS-BOT-BC276728  Chaenactis douglasii var. douglasii Clare B. Hardham 1975-8-2 20489 Plumas Black Mountain 2133 Comment
  SEINET9442528  Chamaesyce serpyllifolia W. Harnach, N. Harnach 1989-6-29 203 Plumas Sierra Valley, Approx 4 miles W of Vinton on Hwy 70, Hindoo Ranch. 1490 Comment
  UC1186543  Chamerion angustifolium subsp. circumvagum J. W. MacSwain 1959-8-12 59 -151 Plumas 2.3 mi w Quincy Comment
  CAS-BOT-BC70205  Cheilanthes gracillima John Thomas Howell; Gordon H. True 1967-7-11 43350 Plumas Summit ridge of Mt. Hough 2194 Comment
  CAS-BOT-BC70209  Cheilanthes gracillima Robert J. Weatherby 1950-8-11 1514 Plumas Mt. Elwell, just below abandoned lookout station 2377 Comment
  CHSC53602  Cheilanthes gracillima L. P. Janeway 1990-7-5 3772 Plumas Plumas National Forest. Between the main forks of Paradise Cr ca 1 mi south of Little Grizzly Cr. 1844 Comment
  SEINET10529940  Cheilanthes siliquosa Mary Susan Taylor, G. Rotta 1982-5-18 Taylor 4473 Plumas T26N R9E nw/ne sec 7. Almanor NE quad. On serpentine, both sides of spur rd off 26N18, ca. 0.5 mi se of Long Valley Mine, ca. 4 air mi w of Greenville. 5500 ft. 1676 Comment
  CAS-BOT-BC460983  Chenopodium atrovirens John Thomas Howell 1960-7-22 35893 Plumas Lassen Volcanic National Park, Drakesbad, near soda spring 1828 Comment
  CDA23361  Chenopodium botrys D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-2 6 .262 Plumas Along road at base of cliff about 15 miles E of Oroville. Mark 83. Comment
  CAS-BOT-BC451418  Chimaphila menziesii Mary Strong Clemens 1920-6-22 s.n. Plumas Quincy Comment
  UC1120941  Chimaphila menziesii G. T. Nordstrom 1934-7-9 191 Plumas 1 mi. n.w. Mt. Ararat (Plot 94); Plumas Nat'l Forest, Bidwell Bar Quad. Comment
  CAS-BOT-BC451422  Chimaphila menziesii Alice Eastwood 1927-6-21 14485 Plumas Forest Lodge near Greenville, US Forest Reserve Comment
  CHSC33737  Chimaphila umbellata M. S. Taylor; M. Foster 1981-7-14 4014 Plumas Saddle at head of Bullfrog Ravine, both sides of 26N18. Ca. 3 air mi nw of Indian Falls. 1645 Comment
  UC1120954  Chimaphila umbellata C. G. Albertus 1935-8-15 269 Plumas 1 mi. s. Lovejoy; Plumas Nat'l Forest, Downieville Quad. Comment
  UC635149  Chimaphila umbellata H. L. Mason 1924-6-18 1054 Plumas rd. between Graeagle and Gold Lake Comment
  HSC22958  Chimaphila umbellata John Pratt 1970-7-19 75 Plumas 1982 Comment
  NY404148  Chorizanthe polygonoides var. polygonoides R. M. Austin 1880-1 s.n. Plumas Comment
  CAS-BOT-BC36254  Chrysolepis sempervirens Alice Eastwood 1927-6-15 14629 Plumas On trail to Long Valley. Forest Reserve Comment
  CAS-BOT-BC36258  Chrysolepis sempervirens Mrs. Joseph Clemens 1919-10-29 s.n. Plumas Crystal Lake Comment
  CAS-BOT-BC36260  Chrysolepis sempervirens Mrs. H. C. Cantelow 1938-7-3 s.n. Plumas 1.5 miles south of Prattville, near Lake Almanor 1432 Comment
  CHSC59193  Chrysolepis sempervirens Vernon H. Oswald; Lowell Ahart 1992-9-15 5207 Plumas Lassen Volcanic National Park. Bonte Peak located E of Mt. Harkness and Juniper Lake. On the north side of the mountain. 2164 Comment
  RSA201324  Chrysolepis sempervirens J. T. Howell 1960-7-20 35783 Plumas Between boiling Springs Lake and Terminal Geyser. 1860 Comment
  RSA60129  Chrysothamnus parryi subsp. nevadensis E. K. Balls 1950-9-4 15672 Plumas Feather River Experiment Station, 4 miles north of Quincy 1220 Comment
  CAS-BOT-BC100824  Chrysothamnus viscidiflorus subsp. viscidiflorus John Thomas Howell 1977-8-11 52671 Plumas Canyon of Little Last Chance Creek between Chilcoot and Frenchmans Reservoir 1676 Comment
  CHSC97267  Chrysothamnus viscidiflorus subsp. viscidiflorus Lowell Ahart; John Dittes 2007-8-9 14431 Plumas Along the west side of the poor road, west slope of Mount Ingalls, about 6 miles (air) northwest of the north end of Lake Davis. 2551 Comment
  UCD127286  Cicuta douglasii R. Tofsrud 1948-7-20 s.n. Plumas Between Quincy and Quincy Junction. Comment
  CHSC43236  Cinna latifolia Lowell Ahart 1987-9-22 5892 Plumas On a gravel bar, along the South Fork of the Feather River, about 1 mile east of the Feather Fork Mine, about 8 miles north-east of La Porte. 1706 Comment
  CHSC66777  Cinna latifolia Vernon H. Oswald; Lowell Ahart 1996-8-14 8170 Plumas Northern high Sierra Nevada. Silver Lake Rd. 1.9 mi SE of Silver Lake Campground, NE of Bucks Lake. On the edge of a streamlet on the uphill side of the road. 1645 Comment
  CAS-BOT-BC289617  Cirsium andersonii John Thomas Howell; Gordon H. True 1973-7-31 50129 Plumas On road from Janesville to Thompson Peak, Diamond Range, Sierra Nevada 1981 Comment
  RSA0070846  Cirsium andersonii L. Ahart, John Dittes 2005-9-20 12432 Plumas NW side of Mud Lake, about 0.5 mile NE of Eisenheimer Peak, about 0.75 mile south of Wilcox Valley. 2030 Comment
  JEPS107721  Cirsium arvense Lowell Ahart, John Dittes 2005-9-19 12391 Plumas Where the high water flows out of Taylor Lake, on the northeast side of Taylor Lake, about 6 miles (air) southwest of Antelope Lake 2076 Comment
  CAS-BOT-BC105871  Cirsium arvense Peter Rubtzoff 1978-8-4 9244 Plumas WEst side of Hwy 89 0.2 mile north of Spanish Creek crossing, ca. 0.75 mile north of Quincy Comment
  CAS-BOT-BC285542  Cirsium occidentale var. candidissimum Mary E. Wall 1940-7-18 s.n. Plumas Paradise Comment
  CDA13560  Cirsium occidentale var. candidissimum G. F. Hrusa, T. D. Wilfred 1996-7-22 13388 Plumas Sierra Nevada; Plumas Natl. Forest. below summit of Lava Peak above Long Valley Creek, approx. 1/2 m. N. of Hwy 70 about 15 m. E of Quincy. Comment
  CDA1374  Cirsium occidentale var. candidissimum T. C. Fuller 1957-9-16 304 -57 Plumas Storrie. Comment
  JEPS95069  Cirsium occidentale var. candidissimum Vernon Oswald and Lowell Ahart 1997-9-18 8874 Plumas 4 air mi w of Caribou on Forest Road 26N25 to Mosquito Creek (2.3 mi ne of its junction with 26N26 to Humbug Valley); Forest Road 26N25 1383 Comment
  SEINET11263031  Cirsium occidentale var. candidissimum D. W. McNeal 1996-7-28 4190 Plumas Below Hwy #89-70 at turnoff to the old Feather River Inn.; 0 Comment
  CAS-BOT-BC286364  Cirsium scariosum A. A. Heller; P. B. Kennedy 1907-7-3 8692 Plumas Red Clover Valley Comment
  CAS-BOT-BC286450  Cirsium scariosum Mrs. A. L. Coombs 1906-1-1 s.n. Plumas Prattville Comment
  CAS-BOT-BC286446  Cirsium scariosum Greg Sommers 1976-7-6 1278 Plumas 600 meters southeast of metal bridge on Dyson Lane. Sierra Valley Marsh 1524 Comment
  CAS-BOT-BC228897  Cistanthe umbellata A. A. Heller 1915-7-7 12062 Plumas Near the summit of Soapstone ridge in the Sierra Nevada, 12 miles west of Bucks 1676 Comment
  CAS-BOT-BC228713  Cistanthe umbellata Anna Head 1921-7-7 s.n. Plumas East Pk., Feather River Region Comment
  CAS-BOT-BC228900  Cistanthe umbellata Elizabeth McClintock 1968-5-18 s.n. Plumas East of Frenchman Reservoir, north of Chilcoot 1706 Comment
  CAS-BOT-BC228912  Cistanthe umbellata Clare B. Hardham 1970-8-9 17704 C Plumas Thompson Peak, ca. 23 miles northeast of Greenville 2346 Comment
  RSA795990  Cistanthe umbellata var. umbellata J. R. Shevock 1985-5-19 11172 Plumas Plumas National Forest, along forest road 26N70 at Dixie Valley, and 1.2 miles south of junction with road 28N01. 1800 Comment
  UC725743  Clarkia lassenensis A. A. Heller 1942-6-5 16503 Plumas n Highway #24 (along State Highway #89); Feather River Comment
  POM181047  Clarkia purpurea subsp. quadrivulnera A. A. Heller, P. B. Kennedy 1907-7-12 8827 Plumas Between Taylorville and Crescent Mills Comment
  CAS-BOT-BC163851  Clarkia purpurea subsp. quadrivulnera A. A. Heller 1938-7-2 15234 Plumas Along the highway near the river bridge at Quincy 1097 Comment
  HSC101679  Clarkia rhomboidea Dillon North Davis 2013-5-28 8 Plumas 4.1 miles south on FS Road 25N17 from intersection with Highway 70, ~ 400 m northwest of hairpin turn. 1520 Comment
  UCR3562  Clarkia rhomboidea Wm. Horn Jr. 1963-6-19 630619- 5 Plumas Northern Sierra Nevada Mtns, Plumas National Forest. Meadow Valley, logged area 0.5 mi south of UC Forestry Camp 1341 Comment
  CAS-BOT-BC164917  Clarkia rhomboidea John Thomas Howell; Gordon H. True 1967-6-11 43289 Plumas 2.5 miles from Quincy Junction on road to Mt. Hough 1249 Comment
  JEPS126585  Clarkia stellata Lowell Ahart 2016-6-29 21072 Plumas Top and southwest part of Table Mountain, about 2 miles (air) northwest of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir Dam. Comment
  POM181045  Clarkia stellata A. A. Heller, P. B. Kennedy 1907-7-9 8813 Plumas Prattville. Comment
  RSA0059949  Clarkia stellata G. Fred Hrusa 1997-5-30 13840 Plumas Sierra Nevada: 2.5 miles east of Spring Garden on Highway 70, and 0.5 mile south of Estray Creek 1540 Comment
  JEPS43677  Clarkia stellata W. L. Jepson 1910-6-4 4059 Plumas near Big Meadows 1310 Comment
  SEINET10689278  Clarkia stellata A. Arthur Heller, Patrick B. Kennedy 1907-7-9 Heller 8813 Plumas Prattville Comment
  SEINET10689279  Clarkia stellata Nancy R. Morin 1978-7-7 Morin 265 Plumas E side of Lake Almanor about 1 mile N of Highway 89 on Hwy 147. (Picnic area). Comment
  NY342201  Claytonia bulbifera R. M. Austin 1886-1 s.n. Plumas Lassus Peak Comment
  CAS-BOT-BC451738  Claytonia lanceolata Mary Strong Clemens 1920-5-28 s.n. Plumas Crystal Lake Comment
  CAS-BOT-BC451740  Claytonia lanceolata Mrs. H. C. Cantelow 1938-7-4 4206 Plumas S. side Soda Creek. Drakesbad Comment
  UC1075705  Claytonia lanceolata Robert J. Weatherby 1955-6-22 1537 Plumas meadow just below Spanish Peak 2133 Comment
  UC170920  Claytonia lanceolata H. M. Hall 1912-6-29 9292 Plumas Spanish Peak; Sierra Nevada Mountains 2133 Comment
  SEINET10572686  Claytonia lanceolata Mary Susan Taylor 1981-4-30 Taylor 3577 Plumas T22N R8E sw sec 27. American House quad. In plantation, ca. 0.5 mi N of 22N18, ca. 1 mi E of Big Peak and 4 mi W of Little Grass Valley Reservoir. Montane Coniferous Forest; 5600 ft. 1707 Comment
  CAS-BOT-BC443710  Claytonia rubra L. P. Janeway; C. A. Janeway 1987-4-19 2005 Plumas Almanor Peninsula. Above high water line of Lake Almanor. 1371 Comment
  SEINET10572733  Claytonia rubra Mary Susan Taylor, M. Foster 1981-6-3 Taylor 3847 Plumas T24N R12E nw sec 25, Grizzly Valley quad; W side of 24N10, ca. 1/4 mi S of Grizzly Creek crossing 24N10, ca. 8 mi NW of Portola; elevation ca. 5800 ft. 1768 Comment
  CAS-BOT-BC443795  Claytonia rubra subsp. rubra George W. Gillett 1957-7-17 792 Plumas Lassen Volcanic National Park. Stream flowing from Little Willow Lake into Willow Lake. 1767 Comment
  CHSC21656  Claytonia rubra subsp. rubra D. Brink; L. Mayer 1975-7-21 Plumas Buck's Lake Forest Service Survey. Comment
  CHSC33609  Claytonia rubra subsp. rubra M. S. Taylor; M. Foster 1981-6-10 3889 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. Around bases of Artemisia. 1185 Comment
  CHSC87869  Claytonia rubra subsp. rubra Lowell Ahart; John Dittes, Josephine Guardino, Robert Schlising 2004-6-14 11058 Plumas About 50 yards north of the north side of a small meadow, about 50 yards north of the dirt road, road goes to Lake Davis, about 1/2 mile west of Lake Davis, about 11 1/2 miles (air) northeast of Slote. 1777 Comment
  JEPS87647  Claytonia rubra subsp. rubra Lowell Ahart 1994-7-7 7465 Plumas about 0.75 air mi s Pilot Peak (n side of Pacific Crest Trail, Plumas and Sierra Counties); Bunker Hill Ridge 2011 Comment
  CAS-BOT-BC443803  Claytonia rubra subsp. rubra Thomas H. Harris 1973-6-3 s.n. Plumas Near Lake Almanor 1371 Comment
  SD6971  Collinsia grandiflora Mrs. R. M. Austin 1878-1 Plumas Indian Valley Comment
  CDA14727  Collinsia parviflora G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-24 3253 Plumas 2.5 miles southeast of Mt Hough summit, 0.4 mile northwest of China Grade Road (to Taylorsville). 1798 Comment
  CHSC70052  Collinsia parviflora L. P. Janeway 1997-5-7 5107 Plumas East side of Red Clover Creek at 'Drum Bridge' 2.7 mi southeast of Indian Creek. 1225 Comment
  UCR115329  Collinsia parviflora G. D. Barbe, T. C. Fuller 1982-7-15 3748 Plumas Sierra Nevada, Shale road cut, 5.2 mi NE of junction with road to Red Hill, Plumas National Forest. BM: M 1524 Comment
  UCR161001  Collinsia parviflora G. D. Barbe, T. C. Fuller 1982-7-16 3763 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
  POM147052  Collinsia parviflora Alice Eastwood 1927-06 14920 Plumas On road from Chilcott, United States Forest Reserve Comment
  CHSC93188  Collinsia rattanii L. P. Janeway 1994-5-24 4651 Plumas Northern High Sierra Nevada. Owl Creek, 1.5 mi west of Seneca. 1371 Comment
  CDA14585  Collinsia torreyi G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-22 3067 Plumas headwaters of south Fork Feather River, 10.6 miles northeast of La Porte on La Porte-Quincy Road. 1889 Comment
  CHSC76072  Collinsia torreyi G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-22 3067 Plumas Headwaters of south Fork Feather River, 10.6 miles northeast of La Porte on La Porte-Quincy Road. 1889 Comment
  UC586856  Collinsia torreyi var. torreyi Joseph Andorfer Ewan 1934-6-25 8225 Plumas Gold Lake Road above Dentons (Blairsden) Blairsden; Gold Lake Road above Dentons (Blairsden) 1676 Comment
  CDA13348  Collinsia torreyi var. wrightii G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-15 13197 Plumas Sierra Nevada; 2.5 m E of Spring Garden on Hwy 70, and 0.5 m. S of Estray Ck. 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
  CHSC55724  Collomia grandiflora K. R. Stern 1985-6-25 8206 Plumas Vicinity of Blairsden. 1402 Comment
  CHSC84436  Collomia grandiflora Lowell Ahart 2003-8-18 10519 Plumas On both sides of Beckwourth Calpine Road, about 3 miles south of Beckwourth, Sierra Valley. 1482 Comment
  SEINET10869744  Collomia heterophylla Mary Susan Taylor 1982-5-13 Taylor 4434 Plumas T24N R9E se/ne sec 15. Quincy quad. In Gansner Park, Quincy. 3400 ft. 1036 Comment
  RSA59578  Collomia tinctoria Alva Grant, Verne Grant 1950-7-12 8929 Plumas West facing slope at base of Red Rock nr. Diamond Mt. betw. Susanville and Taylorsville 1890 Comment
  CHSC46617  Comarum palustre V. Oswald; L. Ahart, L. Hanson 1989-7-31 3902 Plumas Lake at the headwaters of Fowler (Slate) Creek, 6.5 mi (air) n of La Porte, 0.5 mi (air) w of Fowler Pk. 1670 Comment
  RSA754869  Conyza canadensis L. Ahart, John Dittes 2009-9-7 16376 Plumas Below the high water line of Lake Almanor, about 2000 feet NW of lake Almanor Dam. 1591 Comment
  CAS-BOT-BC133719  Corallorhiza J. Ed. McClellan; Bonnie McClellan 1968-6-18 s.n. Plumas Field redacted by CAS, contact the data manager for more information 1524 Comment
  CHSC46694  Corallorhiza maculata Vernon Oswald 1983-8-17 1000 Plumas Pacific Crest Trail, ca. 2000 ft e of Humboldt Summit. 2011 Comment
  JEPS48638  Corallorhiza maculata Esther C. Fritz 1933-6-27 Plumas Camp Califorest; woods w of faculty tent, near Schneider Falls trail 1188 Comment
  SD46494  Corallorhiza maculata Robert J. Weatherby 1955-7-26 1666 Plumas In litter at base of Red Firs, Spanish Peak. 2164 Comment
  SEINET10470005  Corallorhiza striata Lowell Ahart, Peter Ahart 1984-6-21 Ahart 4718 Plumas About 1 mi N of Turkeytown, along a dirt rd that cuts W to Hopkins Creek, not the road that will take you west to Onion Valley, ca. 2 mi NW of Blue Nose Mt, ca. 15 mi NE of LaPorte; Red Fir For. 200 Comment
  JEPS80629  Cordylanthus tenuis subsp. viscidus M. S. Taylor 1981-7-21 4081 Plumas e and above Squirrel Creek (ne corner of jct 25N42 and 401, ca 3 air mi n of Spring Garden on Hwy 70); Spring Garden quad. 1371 Comment
  CAS-BOT-BC209426  Cornus nuttallii David D. Keck 1932-7-3 1650 Plumas Quincy, in the Northern Sierra Nevada 1220 Comment
  CAS-BOT-BC209437  Cornus nuttallii David D. Keck 1932-7-3 1650 Plumas Quincy, in the Northern Sierra Nevada 1220 Comment
  RSA0091948  Cornus nuttallii Bonnie C. Templeton 1968-1 11286 Plumas [No location data on label. Possibly Trinity County.] Comment
  CAS-BOT-BC210316  Cornus sericea John Thomas Howell 1955-7-20 30842 Plumas Mohawk 1371 Comment
  JEPS50177  Cornus sessilis W. L. Jepson 1924-7-22 10608 Plumas Middle Fork Feather R., Rich Pt. 914 Comment
  CDA38543  Cornus sessilis L. P. Janeway 1996-9-4 5082 Plumas Northern High Sierra Nevada; Soda Creek, between Road 25N22 and the creek, 500 m northwest of Hwy 70 and East Branch North Fork Feather River. Comment
  CAS-BOT-BC401843  Corydalis aurea subsp. aurea Margaret Williams 1966-7-14 s.n. Plumas Spring Creek, Diamond Mtn. 1859 Comment
  CAS-BOT-BC401878  Corydalis caseana subsp. caseana Ella Dales Cantelow 1938-7-4 2295 Plumas Drakesbad Comment
  CHSC21308  Corydalis caseana subsp. caseana F. T. Griggs; A. Pass 1975-7-8 107 Plumas Buck's Lake. Comment
  CAS-BOT-BC169502  Corylus cornuta subsp. californica Henry A. Kloppenburg 1928-5-19 430 Plumas Belden. Plumas Forest 701 Comment
  JEPS115519  Crassula aquatica Lowell Ahart, John Dittes 2009-9-7 16388 Plumas On damp bare soil, below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam 1591 Comment
  CAS-BOT-BC141571  Crataegus castlegarensis John Thomas Howell 1980-5-27 53605 Plumas Near Crescent Mills in southwestern end of Indian Valley - Sierra Nevada 1066 Comment
  CHSC39362  Crepis acuminata L. Ahart; P. Ahart 1983-8-17 4332 Plumas Near Onion Valley, west of Pilot Peak, near the Quincy-LaPorte Rd, northeast of La Porte. 2000 Comment
  JEPS55230  Crepis acuminata Lewis S. Rose 1967-7-10 67146 Plumas 1 mi s Keddie; Butterfly Creek and Spanish Creek 883 Comment
  CAS-BOT-BC291561  Crepis intermedia A. A. Heller; P. B. Kennedy 1907-7-11 8802 Plumas Prattville Comment
  CHSC100852  Crepis intermedia L. P. Janeway; B. Castro 2008-9-13 9593 Plumas Northern High Sierra Nevada. Near Road 23N73Y 3.4 road km north of Oroville-Quincy Hwy and Grizzly Summit; 1.7 air km north-northwest of Grizzly Summit. In and above a road edge drainage near where the road crosses a rocky bouldery north-facing dry drainage. 1649 Comment
  JEPS102224  Crepis intermedia L. P. Janeway 2001-8-5 7425 Plumas High Cascade Range. Near top of ridge between Yellow Creek and North Fork Feather River (and Caribou Road). 1463 Comment
  RSA7880  Crepis intermedia H. A. Barker 1927-7-1 755 Plumas Blairsden 1372 Comment
  RSA641873  Crepis modocensis subsp. subacaulis Michael A. Vincent 1999-6-7 8534 Plumas Plumas National Forest; Milford Ranger District; west of Frenchman Lake along FS Route 11. Comment
  CHSC97559  Crepis monticola Lowell Ahart; John Dittes 2007-6-17 14193 Plumas High west bank of Red Clover Creek, about 30 yards east of County Road 111 (Beckwourth Gensee Road), about 1/4 mile east of bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1654 Comment
  CHSC41177  Crepis occidentalis subsp. conjuncta J. D. Jokerst 1984-5-14 2013 Plumas Ridge, SE of Genesee Valley, S of Ward Cr. 1584 Comment
  CAS-BOT-BC290853  Crepis pleurocarpa Anna Head 1921-8-18 s.n. Plumas Near Grassy Lake, Feather River Region Comment
  CHSC63114  Crepis pleurocarpa Lowell Ahart 1994-6-29 7411 Plumas North of a poor logging road, about 1/2 mile south of Bucks Lake. 1828 Comment
  CAS-BOT-BC190199  Crypsis vaginiflora John Thomas Howell 1959-9-26 35058 Plumas Sierra Nevada. Near Virgilia. 838 Comment
  CHSC97066  Cryptantha affinis Lowell Ahart; Josephine Guardino 2007-7-21 14374 Plumas Around pine trees, along a small dry drainage, about 5 yards south of the Beckwourth Taylorsville Road, about 2 1/4 miles (air) northwest of the most northwest part of Lake Davis. 1813 Comment
  RSA726381  Cryptantha affinis L. Ahart, Josephine Guardino 2007-7-21 14374 Plumas About 2 1/4 miles (air) northwest of the most northwest part of Lake Davis. 1814 Comment
  CAS-BOT-BC189330  Cryptantha circumscissa W. Harnach; N. Harnach 1990-6-16 386 Plumas Sierra Valley. Frank Dotta Ranch 1524 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
  CHSC53150  Cryptantha torreyana L. P. Janeway 1989-6-20 3341 Plumas Plumas National Forest. Southwest side of Red Clover Valley. 1691 Comment
  CHSC76044  Cryptantha torreyana G. F. Hrusa 1997-5-30 13833 Plumas Sierra Nevada. On the E side of Rattlesnake Creek creekbed, S of Hwy 70 approx. 15 mi. E of Quincy. [Original lat./long. on label is '39 52 N; 120 44 W']. 1300 Comment
  CHSC89808  Cryptantha torreyana G. Douglas Barbe; T. C. Fuller, J. T. Howell 1981-6-24 3216 Plumas Sierra Nevada. 1.0 mile south of junction of Mt Hough-Crystal Lake Road with China Grade Road (road to Taylorsville). Rhinehart Meadow. 1676 Comment
  JEPS95556  Cryptantha torreyana Lowell Ahart 1994-7-7 7456 Plumas N side of Pacific Crest Trail, Bunker Hill Ridge, about 3/4 air miles SE of Pilot Peak 1828 Comment
  RSA59756  Cryptantha torreyana E. K. Balls 1950-9-14 15804 Plumas 6 miles northwest of Chester, North Fork Feather River. 1402 Comment
  RSA123898  Cryptantha torreyana E. Sawyer 1935-6-27 177 Plumas 3.7 miles N of Hawks. 1677 Comment
  UC174946  Cryptantha torreyana Katharine Brandegee Plumas Portola Comment
  CHSC37002  Cryptogramma acrostichoides M. S. Taylor 1982-8-30 5078 Plumas S end of Taylor Lake, ca. 6 air mi ne of Taylorsville. 2103 Comment
  CHSC92147  Cryptogramma acrostichoides Lowell Ahart; John Dittes 2005-9-19 12373 Plumas Large rock outcrop, on the south side of Taylor Lake, about 6 miles (air) southwest of Antelope Lake. 2080 Comment
  RSA176211  Cupressus bakeri C. R. Quick, Wilcox 1962-10-1 62 -1 Plumas 1.5 miles W of Wheeler Peak., an extension of known range 1997 Comment
  SEINET10866997  Cupressus bakeri Mary Susan Taylor, M. Foster 1981-8-13 Taylor 4175 Plumas T26n R11E ne 1/4 sec 23. Genesse Valley quad. Open sage- brush area on top of hill N & NE side of W flank of Wheeler Peak Ridge, ca 5 air mi N of Genesse. 1980 Comment
  CHSC46487  Cuscuta californica Lowell Ahart 1981-7-21 2971 Plumas Along Cleghorn Bar Road, about 1-1/2 miles west of La Porte Quincy Road, about 2 miles north-west of Pilot Peak. 1767 Comment
  CHSC54865  Cuscuta californica var. californica Vernon H. Oswald 1991-9-11 4864 Plumas Hot springs terrace on the south side of the meadow at Drakesbad; on the south side of Hot Springs Creek. 1731 Comment
  CHSC21728  Cuscuta subinclusa F. T. Griggs; A. Pass 1975-8-2 299 Plumas Buck's Lake. Comment
  JEPS96086  Cuscuta suksdorfii Vernon H. Oswald and Lowell Ahart 1996-8-14 8151 Plumas NE of La Porte on the La Porte - Quincy Road 301. mi N of the road to Johnsville, 1.0 mi S of the South Fork of the Feather River; northern High Sierra Nevada 1920 Comment
  CAS-BOT-BC205710  Cusickiella douglasii James R. Shevock 1985-5-19 11166 Plumas Northern Sierra Nevada. Plumas National Forest, along forest road 28N01 at Dixie Valley, 11.6 miles northwest of Frenchman Reservoir 1900 Comment
  CHSC94914  Cusickiella douglasii L. P. Janeway; B. Castro 2006-6-4 8666 Plumas Northern High Sierra Nevada. South side of Squaw Valley, 100 m north of junction of McReynolds Valley Road and Squaw Valley Road. 1684 Comment
  RSA104169  Cycladenia humilis Mrs. R. M. Austin 1880-1 s.n. Plumas [no locality information provided] 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
  CDA14027  Cynoglossum occidentale G. F. Hrusa, B. A. Smith 1996-8-8 13475 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
  SEINET10467143  Cyperus aristatus Mary Susan Taylor 1982-8-23 Taylor 5038 Plumas T25N R8E ne/nw sec 24. Almanor SE quad. Along dirt rd on s side of Feather River ca. 1/4 mi w of Twain. Riparian; 2800 ft. 853 Comment
  JEPS95160  Cyperus strigosus Lowell Ahart 1997-9-11 7909 Plumas about 2 air mi ne of Belden (on e side of Caribou Road, on e side of North Fork Feather River, at elevated siphon); Caribou Road, North Fork Feather River 731 Comment
  JEPS64392  Cypripedium californicum W. I. Follett 1941-6-1 124 Plumas Red Hill Red Hill (s side) 1158 Comment
  SEINET10470083  Cypripedium californicum Mary Susan Taylor, G. Rotta 1982-6-14 Taylor 4668 Plumas T26N R7E sw sec 33. Almanor SW quad. In seep, n side of and above Caribou Rd, on serpentine, 1.8 mi ne of Queen Lily Campgr., ca. 7 air mi ne of Belden. 2800 ft. 853 Comment
  CHSC33746  Cypripedium fasciculatum M. S. Taylor 1981-7-14 4020 Plumas Saddle at head of Bullfrog Ravin up to 1/4 mi e and w ... Field redacted by CHSC, contact the data manager for more information 1661 Comment
  UC336579  Cypripedium fasciculatum Mrs. Austin Plumas Indian Valley Comment
  CHSC2340  Cypripedium montanum V. Holt 1931-5-17 Plumas Near Quincy. ... Field redacted by CHSC, contact the data manager for more information 1036 Comment
  CHSC21825  Cystopteris fragilis F. T. Griggs; A. Pass 1975-8-1 405 Plumas Bucks Lake Forest Service Survey. Comment
  JEPS118098  Cystopteris fragilis Lowell Ahart 2011-9-20 17691 Plumas On the south side of Onion Valley Creek, on the north side of Pilot Peak, about 9 miles (air) northeast of La Porte 2001 Comment
  CAS-BOT-BC189658  Danthonia californica John Thomas Howell 1960-7-21 35806 Plumas Lassen Volcanic National Park. Terminal Geyser. 1828 Comment
  CHSC44558  Danthonia californica var. americana Lowell Ahart 1977-8-2 1532 Plumas In a meadow and east of the county road, about 2 miles south-west of Pilot Peak, about 15 miles north of La Porte. 1828 Comment
  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
  CAS-BOT-BC192344  Danthonia unispicata A. A. Heller; P. B. Kennedy 1907-7-3 8705 Plumas Hills above Red Clover Valley Comment
  CHSC30541  Danthonia unispicata J. D. Jokerst 1979-8-29 307 Plumas S of jeep rd, W of Morris Lake. Comment
  RSA236756  Darlingtonia californica Robert F. Thorne, Larry E. DeBuhr, Tilforth 1972-9-20 42350 Plumas Butterfly Valley Botanic Area: Partly in Plumas Nat'l Forest; near Darlingtonia Bog. 1174 Comment
  UC634823  Darlingtonia californica Marie Lanfear 1928-6-12 Plumas near Quincy; Butterfly Valley Comment
  CAS-BOT-BC420651  Darmera peltata Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1433 Plumas In Butterfly Creek near where it empties into Spanish Creek.. 1021 Comment
  CAS-BOT-BC8925  Delphinium depauperatum M. S. Taylor 1982-5-27 4556 Plumas S side of Bucks Lake-Spanish Creek Road, 4.5 mi. SW of its junction with Hwy 70 in Quincy 1097 Comment
  UC1126009  Delphinium nudicaule E. Sawyer 1935-5-22 29 Plumas 1 1/4 mi ne Beckwith Butte; Plumas National Forest, Sierraville Quadrangle Comment
  UC118647  Delphinium nudicaule Mrs. R. M. Austin 1880-1 Plumas Big Meadows Comment
  CAS-BOT-BC9821  Delphinium nudicaule Lowell Ahart 1981-6-23 2864 Plumas Along West Branch of Hopkins Creek, near Blue Nose Mtn., about 12 miles NE of La Porte 1800 Comment
  SEINET8663390  Delphinium nudicaule C. Tanner 1999-5-7 s.n. Plumas Along "Powerline Road," between C. Roy Carmichael School and unincorporated town of Delleker. 1490 Comment
  CAS-BOT-BC116105  Delphinium nuttallianum John Thomas Howell 1960-7-22 35898 Plumas Devil's Kitchen to Drakesbad 1828 Comment
  CAS-BOT-BC116117  Delphinium nuttallianum A. A. Heller 1913-6-13 10862 Plumas Near Quincy 1066 Comment
  CHSC21570  Delphinium nuttallianum D. E. Brink Jr.; L. M. Mayer 1975-7-23 Plumas Found in a meadow in the se portion of the section. Comment
  CHSC52530  Delphinium nuttallianum L. P. Janeway 1990-7-6 3776 Plumas Plumas National Forest. Near Emigrant Creek and about 1/10 mi south of Little Grizzly Creek. 1767 Comment
  CHSC97151  Delphinium nuttallianum Lowell Ahart; John Dittes, Josephine Guardino 2007-6-8 14059 B Plumas East side of an open rocky flat, 60 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis. 1965 Comment
  CAS-BOT-BC116129  Delphinium nuttallianum Arthur L. Menzies 1965-1-1 s.n. Plumas Sierra Valley 1524 Comment
  CDA18596  Delphinium nuttallianum G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-24 3259 Plumas Sierra Nevada; 1.4 miles below (southeast of ) Mt. Hough summit on Mt. Hough-Crystal Lake Road. 1950 Comment
  RSA32325  Dendromecon rigida Thomas H. Kearney 1945-8-16 s.n. Plumas Near Chester Comment
  SEINET10448602  Dentaria pachystigma Mary Susan Taylor 1982-5-13 Taylor 4441 Plumas T24N R8E sw/nw sec 13. Bucks Lake NE quad. Ca. 500 yds s of Spanish Creek- Bucks Lake Rd at its jct with 24N29, ca. 0.5 mi w of Meadow Valley. Serpentine slope, 3800 ft. 1158 Comment
  CAS-BOT-BC201884  Deschampsia elongata John Thomas Howell 1960-7-19 35621 Plumas Drakesbad 1828 Comment
  UCD63443  Deschampsia elongata A. A. Heller 1915-7-7 12068 Plumas Near the summit of Soapstone ridge in the Sierra Nevada, 12 miles west of Bucks. 1676 Comment
  CAS-BOT-BC43083  Descurainia longipedicellata John Thomas Howell 1962-6-18 37813 Plumas Sierra Nevada. Sierra Valley 5 miles south of Beckwourth. 1493 Comment
  CHSC112535  Descurainia pinnata subsp. intermedia B. Castro; L. P. Janeway 2009-6-7 1793 Plumas Upper Feather River Water Balance Study: Thompson Creek. Northern High Sierra Nevada. NW side of lower Thompson Valley 1.25 mi N of the mouth of McReynolds Creek at Red Clover Creek. W side of Thompson Creek, ca 500 ft WSW of small rock dam, where valley meets open Ponderosa-Jeffrey pine forest. 1676 Comment
  CAS-BOT-BC43507  Descurainia sophia David D. Keck 1932-7-3 1664 Plumas Quincy, within a few meters of main street. 1065 Comment
  CHSC47452  Dicentra formosa Lowell Ahart 1975-8-29 961 Plumas Along edge of dirt road, about 1 mi. east of the Headquartz Mine, about 10 miles south of Bucks Lake. 1828 Comment
  CAS-BOT-BC402455  Dicentra formosa subsp. formosa John Thomas Howell 1960-7-20 35719 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  CHSC23372  Dicentra pauciflora Lowell Ahart 1975-7-9 Plumas At the edge of small stream. One mile south of Pilot Peak in Section 8, ten miles north of La Porte. 1981 Comment
  CHSC41424  Dicentra pauciflora Lowell Ahart 1986-6-4 5324 Plumas West of the small wash, south of the road where it crosses Onion Valley Creek, near Onion Valley, about 1 mile north-west of Pilot Pk., about 14 miles north-west of La Porte. 1828 Comment
  CHSC65104  Dicentra uniflora Vernon H. Oswald; Lowell Ahart 1995-7-24 7109 Plumas Caribou Wilderness N of Chester, at the SW end of Indian Mdw. on the trail from Hay Mdw. to Beauty Lake. Cascade Range. 1950 Comment
  CAS-BOT-BC402606  Dicentra uniflora Lowell Ahart 1983-6-28 4169 Plumas On the high banks of the South Fork of the Feather River and a little south-west of the Feather Fork Mine, on the west side of the river, about 1 1/2 miles north-east of Little Grass Valley Reservoir, about 5 1/2 miles north of La Porte 1750 Comment
  JEPS101202  Dichanthelium acuminatum subsp. fasciculatum Dean Wm. Taylor with Glenn Clifton 1990-8-10 11444 Plumas Lassen National Park, Sulphur Works, in thermal area on south side of Highway near main hot springs 2118 Comment
  CHSC21220  Dichelostemma multiflorum F. T. Griggs; A. Pass 1975-7-12 174 Plumas Buck's Lake Forest Service Survey. Comment
  SEINET194964  Dichelostemma multiflorum A. A. Heller 1938-6-14 15159 Plumas Near Gray's Flat on the Feather River Highway 869 Comment
  SEINET10533981  Dichelostemma multiflorum A. Arthur Heller 1938-6-14 Heller 15159 Plumas Shaded gravelly places near Gray's Flat on Highway #24, 2850 feet. The flowers are fewer and not so deeply colored as in the typical form common near Chico. Comment
  JEPS40712  Dieteria canescens var. shastensis W. L. Jepson 1939-8-12 19384 b Plumas Black Mountain 1981 Comment
  CAS-BOT-BC209011  Digitaria sanguinalis John Thomas Howell 1959-9-21 34724 Plumas Belden - Sierra Nevada 701 Comment
  CAS-BOT-BC150486  Diplacus grandiflorus Lewis S. Rose 1963-6-2 63079 Plumas Rock Creek, North Fork of Feather River 640 Comment
  CHSC21208  Diplacus mephiticus F. T. Griggs; A. Pass 1975-7-11 162 Plumas Buck's Lake Forest Service Survey. Comment
  CAS-BOT-BC151697  Diplacus torreyi George W. Gillett 1957-7-19 842 Plumas Slopes across from the Devils Kitchen, on trail to the Sifford Lakes - Lassen Volcanic National Park 1981 Comment
  UC336519  Disporum hookeri unknown July, 1875 Plumas Indian Valley Comment
  CAS-BOT-BC136149  Dodecatheon alpinum John Thomas Howell 1951-6-27 27612 Plumas Jamison Creek - Sierra Nevada 1950 Comment
  RSA101433  Dodecatheon alpinum R. Weatherby 1955-6-26 1561 Plumas Near Lakes Ranger Station, Lakes Basin. 1982 Comment
  POM181632  Dodecatheon hendersonii J. G. Lemmon s.n. Plumas Sierra Valley. Comment
  CHSC20831  Downingia bacigalupii K. R. Stern 1975-7-23 5820 Plumas NW shore of Lake Almanor. 1371 Comment
  SBBG29824  Downingia bacigalupii Mrs. H. P. Bracelin 1932-7-25 695 Plumas 7 mi S of Chester 1524 Comment
  POM98580  Downingia bacigalupii F. W. Peirson 1926-6-21 6802 Plumas Lake Almanor. Comment
  SEINET10458509  Downingia bacigalupii Mary Susan Taylor 1982-7-8 Taylor 4793 Plumas T23N R14E nw/se sec 27. Portola quad. S side of Feather River, ca. 1 mi sw of Beckwourth, on Ramelli Ranch, ca. 1/4 mi e of Calpine Rd (109). 4880 ft. 1487 Comment
  UC1244004  Downingia bicornuta var. bicornuta John H. Weiler, L. Constance, and E. Molseed 1960-6-12 60153 Plumas 2.5 mi nw Lake Almanor Public Camp (beside State Highway 89) Comment
  CAS-BOT-BC41398  Draba verna Mrs. Joseph Clemens 1920-3-11 s.n. Plumas Crescent Mills. 1066 Comment
  UC570080  Draperia systyla F. W. Embree 1934-6-21 114 Plumas Penstocks, above Storie, Bidwell Bar Quad. 1478 Comment
  CHSC46701  Drosera X obovata Vernon H. Oswald; Wes Dempsey 1989-8-24 3960 Plumas Little Willow Lake on the s edge of Lassen Volcani ... Field redacted by CHSC, contact the data manager for more information 1828 Comment
  CHSC34010  Drosera rotundifolia M. S. Taylor 1981-6-15 3906 Plumas N side of Bucks Lake Rd, 0.2 mi n of Bucks Summit. ... Field redacted by CHSC, contact the data manager for more information 1645 Comment
  SEINET10940393  Drosera rotundifolia Mary Susan Taylor, H. Swanson 1982-8-11 Taylor 4975 Plumas T22N R11E nw/se sec 26. Sierra City NW quad. Plumas-Eureka State Park, on Beaver trail at s end of Jamison Creek Campground, ca. 2 mi sw of Johnsville. 5620 ft. 1713 Comment
  CAS-BOT-BC159582  Drymocallis glandulosa var. glandulosa W. Harnach; N. Harnach 1990-6-27 413 Plumas Ramelli Ranch (USFS), so of R/R - Sierra Valley 1554 Comment
  CAS-BOT-BC534973  Drymocallis glandulosa var. reflexa John Thomas Howell; Gordon H. True 1969-6-23 45832 Plumas Sierra Nevada, Middle Fork of Feather River at Nelson Point 1249 Comment
  CAS-BOT-BC535001  Drymocallis glandulosa var. reflexa Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1967-7-10 2216 Plumas Butterfly Botanical Area and Vicinity, mouth of Butterfly Creek 883 Comment
  JEPS48883  Drymocallis glandulosa var. reflexa Esther C. Fritz 1933-1 Plumas Schneider Meadow 1188 Comment
  CHSC81847  Echinochloa colona Lowell Ahart 2001-10-16 9385 Plumas On the northwest side of Round Valley Reservoir, just below the road, about 2 1/2 miles southwest of Greenville. 1363 Comment
  JEPS94293  Echinochloa crus-galli Lowell Ahart 1997-9-11 7898 Plumas about 5 air mi ne of Belden (about 1/8 mi s of Mosquito Creek, on the w side of the North Fork of the Feather River, on w edge of Caribou Road); North Fork of the Feather River, Caribou Road 792 Comment
  CHSC112617  Elatine ambigua Lowell Ahart 2013-9-11 19023 AL: Plumas On strand of Antelope Lake, where Boulder Creek enters the lake, Antelope Lake, about 15 miles (air) northeast of Taylorsville. 1549 Comment
  JEPS115518  Elatine chilensis Lowell Ahart, John Dittes 2009-9-7 16384 Plumas Below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam 1591 Comment
  CAS-BOT-BC113706  Eleocharis acicularis Lowell Ahart 1985-9-26 5185 Plumas Below the high water line of Little Grass Valley Reservoir, 1584 Comment
  CHSC82458  Eleocharis acicularis Lowell Ahart 2002-6-26 9756 Plumas In a meadow, on the southwest side of a gravel road, about 2 miles (air) northwest of Little Grass Valley Reservoir dam, about 5 miles (air) northwest of La Porte. 1741 Comment
  UCD108055  Eleocharis acicularis Tim Kuhn 2006-6-22 87 Plumas near Bagley Pass. Comment
  CAS-BOT-BC113493  Eleocharis bella Lowell Ahart 1981-9-6 3118 Plumas 1.5 mi SW of Crescent Mills. 1200 Comment
  CAS-BOT-BC113508  Eleocharis bella John Thomas Howell 1960-7-22 35879 Plumas Wet meadow, Drakesbad. 1828 Comment
  CAS-BOT-BC113513  Eleocharis bella John Thomas Howell; Gordon H. True; Walter Knight; Irja Knight 1967-7-12 2147 Plumas Pond reservoir. 1127 Comment
  JEPS102720  Eleocharis bella Lowell Ahart 2001-10-8 9325 Plumas In shallow water of an unnamed stream, east of Lost Cove, below the high water line of Antelope Lake, NE side of Antelope Lake, about 24 miles (air) NE of Quincy. 1522 Comment
  CAS-BOT-BC113384  Eleocharis engelmannii Thomas H. Kearney 1944-8-14 17 Plumas Near Prattville, Lake Almanor Comment
  NY51036  Eleocharis monticola M. E. P. Ames 1876-1 s.n. Plumas Comment
  CAS-BOT-BC112059  Eleocharis quinqueflora John Thomas Howell; Harvey Keith Wagnon 1980-5-27 53613 Plumas 1 mile west of Almanor 1386 Comment
  RSA715926  Eleocharis quinqueflora L. Ahart 2000-5-21 8384 Plumas About 200 feet northwest of the pond, Butterfly Valley, about 5 miles (air) northwest of Quincy 1006 Comment
  SEINET10501558  Elodea canadensis Mary Susan Taylor 1982-6-11 Taylor 4640 Plumas T28N R7E nw/se sec 5. Chester quad. S side of Hwy 36, w side of Lake Almanor, ca. 0.5 mi e of Chester. 4500 ft. 1372 Comment
  SEINET10501559  Elodea canadensis Mary Susan Taylor, H. Swanson 1982-8-11 Taylor 4977 Plumas T22N R11E nw/se sec 26. Sierra City NW quad. Plumas-Eureka State Park, on Beaver trail at s end of Jamison Creek Campground, ca. 2 mi sw of Johnsville. 5620 ft. 1713 Comment
  CHSC53725  Elymus elymoides subsp. californicus L. P. Janeway 1989-7-7 3466 Plumas Plumas National Forest. Near Lava Spring, just off the NE side of Red Clover Valley. 1706 Comment
  RSA726281  Elymus elymoides subsp. californicus L. Ahart, John Dittes 2007-6-16 14143 Plumas west of a small stream, about 200 yards south of County Road 111 ( Beckwourth Gensee Road), 20 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1648 Comment
  JEPS76228  Elymus elymoides subsp. elymoides W. L. Jepson 1939-8-12 19389 Plumas Ferris Creek; branch of Last Chance Creek 1767 Comment
  CDA18576  Elymus glaucus G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-25 3304 Plumas Sierra Nevada; 0.5 mile southwest of Engle Mine townsite, on Diamond Mountain Road. 1219 Comment
  CAS-BOT-BC206509  Elymus glaucus subsp. glaucus John Thomas Howell 1977-6-20 52414 Plumas On the peninsula of Lake Almanor - Sierra Nevada 1371 Comment
  UCD62343  Elymus glaucus subsp. glaucus Beecher Crampton 1954-7-5 2042 Plumas Along Hwy 89, 1.5 miles north of Greenville. Comment
  UCD62713  Elymus trachycaulus John Thomas Howell 1960-7-18 35547 Plumas Drakesbad. 1676 Comment
  JEPS127618  Elymus trachycaulus subsp. trachycaulus B. Castro with Brian Humphrey 2015-7-10 2098 Plumas W side of lower Thompson Valley ca 1.2 mi N of the mouth of McReynolds Creek at Red Clover Creek. W side of Thompson Creek, ca 400 feet below edge of Ponderosa-Jeffrey pine forest. Comment
  UCD132879  Ephedra viridis Beecher Crampton 1954-5-11 1882 Plumas Lassan County Border, Beckwourth Pass, along highway 24. 1588 Comment
  CHSC44975  Epilobium K. R. Stern 1985-6-25 8232 Plumas Vicinity of Blairsden. Comment
  RSA60796  Epilobium brachycarpum I. L. Wiggins 1948-9-15 12051 Plumas Ridge between canyons of Onion Creek and Middle Fork of Feather River Comment
  SEINET10453004  Epilobium brachycarpum Mary Susan Taylor 1981-7-13 Taylor 3994 Plumas 5600 ft. T24N R16E south center sec 33, Frenchman Lake quad; Frenchman Lake Canyon, 0.5 mi S of the dam, ca. 11 mi N of Chilcoot on Hwy 70; Sagebrush Scrub, dry sandy soil in open sun. 1707 Comment
  JEPS115785  Epilobium campestre Lowell Ahart, John Dittes, Josephine Guardino 2009-6-14 15875 Plumas About 1600 feet southwest of Lake Almanor Dam, in depressions made from mining 1386 Comment
  CAS-BOT-BC171704  Epilobium canum subsp. latifolium Lowell Ahart 1979-8-4 s.n. Plumas Red Fir Foerst ca. 1 mi. w of Pilot Pk. 1800 Comment
  CHSC43406  Epilobium canum subsp. latifolium Lowell Ahart 1979-8-4 2009 Plumas About 1 mile west of Pilot Peak, about 12 miles north-east of La Porte. 1828 Comment
  CHSC95014  Epilobium canum subsp. latifolium Lowell Ahart 2006-10-23 13497 Plumas On large gravel, on the south side of Slate Creek (there is a large gravel flat caused by the dam), about 80 yards east of where the road ends, about 100 yards north of the dam across Slate Creek, about 1/8 mile northeast of Scales Road, about 5 1/2 miles (air) northeast of Strawberry Valley. 1281 Comment
  UC572309  Epilobium canum subsp. latifolium C. G. Albertus 1935-7-20 207 Plumas 1.5 mi sw Lava Peak; Plumas National Forest, Downieville Quadrangle 1310 Comment
  UCD105463  Epilobium canum subsp. latifolium F. H. Bolster 1912-9-2 9 Plumas Feather River Canyon. 762 Comment
  SEINET12425311  Epilobium ciliatum M. Foster 1988-7-10 s.n. Plumas Grizzly Valley Quad. Inside a USFS cattle exclosure just N of Big Grizzly Creek, 1.4 mi S of Walker Mind Rd., 1. mi W of Lake Davis, 12 mi NW of Portola 1792 Comment
  CHSC113888  Epilobium ciliatum subsp. ciliatum Lowell Ahart 2014-8-24 19756 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
  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
  POM46384  Epilobium ciliatum subsp. ciliatum Marcus E. Jones 1897-7-2 s.n. Plumas Near Prattville at Mt. Meadow. 1677 Comment
  HSC96982  Epilobium ciliatum subsp. glandulosum L. Ahart 2006-10-8 13396 Plumas W side of Chips Creek, just S of the bridge on Hwy. 70, about 1 1/4 mi. SW of Belden 715 Comment
  CHSC40248  Epilobium densiflorum K. R. Stern 1985-6-25 8251 Plumas Meadow, vic. Blairsden. 1371 Comment
  CHSC91907  Epilobium densiflorum Lowell Ahart; Josephine Guardino 2005-8-9 12260 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
  CHSC21671  Epilobium glaberrimum subsp. glaberrimum D. Brink; L. Mayer 1975-7-11 Plumas Buck's Lake. Comment
  CHSC88155  Epilobium glaberrimum subsp. glaberrimum Lowell 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. 1645 Comment
  CHSC91905  Epilobium glaberrimum subsp. glaberrimum Lowell Ahart; Josephine Guardino 2005-8-9 12292 Plumas On the bottom of Fant Creek, about 150 yards northwest of the cabin (destroyed) and corral, north of Forest Road 27N09, about 6 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1597 Comment
  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
  RSA123114  Epilobium glaberrimum subsp. glaberrimum B. O. Schreiber 1938-7-10 2533 Plumas Grub Flat, northwest of Meadow Valley 1067 Comment
  CHSC21515  Epilobium hornemannii subsp. hornemannii L. Mayer; D. Brink 1975-7-8 Plumas Buck's Lake. Comment
  CHSC21569  Epilobium hornemannii subsp. hornemannii L. M. Mayer; D. E. Brink Jr. 1975-7-22 Plumas Bucks Lake. Found at the edge of a stream Comment
  CHSC64451  Epilobium luteum B. Castro; L. Gehrung 1994-8-11 543 Plumas Ca 2 air mi SE of Pilot Peak, on the NE end of Bunker Hill Ridge, in spring on a E-facing slope along USFS Rd 22N10. Black Diamond Ridge is immediately SE. Perennial spring/waterfall extends both above and below road ca 0.2 mi N of U-shaped hairpin turn in road, on W side of the turn. 1706 Comment
  CHSC89325  Epilobium minutum G. D. Barbe; T. C. Fuller 1982-6-17 3855 Plumas Northern California. Plumas National Forest. East shore of Frenchman Lake; Crystal Fishing Access. Arm of the lake at the parking lot. [Lat./long. on label is '39 55 N; 120 11 W']. 1706 Comment
  UC1552726  Epilobium minutum Frederica Bowcutt 1985-6-6 554 Plumas along Beckwourth Genessee Rd 1 mi from Drum Bridge (about 15 air mi ne of Quincy); Plumas National Forest Comment
  RSA77993  Epilobium minutum Verne Grant, Alva Grant 1948-6-13 8583 Plumas Lava Cap, 1 mile from Cascade on Oroville road. 1372 Comment
  SD46719  Epilobium oregonense Robert Weatherby 1955-7-2 1583 Plumas Common in damp meadow bordered by Pinus murrayana. Red Fir Forest. Wilcox Valley. 1768 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
  SBBG47394  Equisetum X ferrissii J. T. Howell, G. H. True 1967-7-9 43250 Plumas N Fk of Feather River, 3 mi SW of Caribou 853 Comment
  CAS-BOT-BC57005  Equisetum arvense John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1967-7-10 2171 Plumas Mouth of Butterfly Creek 883 Comment
  CHSC24281  Equisetum arvense K. R. Stern 1975-7-24 Plumas E side of Lake Almanor. Comment
  CAS-BOT-BC57009  Equisetum arvense M. S. Taylor 1982-5-13 4439 Plumas Quincy quad., n edge of Spanish Creek, Gansner Park, Quincy 1036 Comment
  CAS-BOT-BC57405  Equisetum laevigatum Mrs. H. C. Cantelow 1938-7-4 s.n. Plumas Drakesbad Comment
  RSA331944  Equisetum laevigatum Dave Kelly, Walter Wisura 1985-8-1 4091 Plumas N fork of Feather River at Queen Lily Campground off Hwy 70 btw. belden and Rich Bar. Comment
  RSA299619  Eragrostis mexicana subsp. virescens J. T. Howell 1977-8-11 52669 Plumas Canyon of Little Last Chance Creek between Chilcoot and Frenchmans Reservoir 1677 Comment
  SEINET10973069  Eremocarpus setiger Mary Susan Taylor, M. Foster 1981-8-13 Taylor 4174 Plumas T26N R9E sw 1/4 nw 1/4 10. Greenville NW quad. S end of Greenville, W side of Hwy 89, dry gravelly roadside. 3800 ft. 1158 Comment
  CHSC92163  Eremogone cliftonii L. P. Janeway 2005-9-4 8536 Plumas Northern High Sierra Nevada. Steep east-facing slope above Road 24N04, 0.3 km south of crossing of North Valley Creek (between North Valley Meadows and Lynch Meadows). 1347 Comment
  UC1731349  Eremogone cliftonii Dean Wm. Taylor with Glenn Clifton 1997-4-9 15947 Plumas Feather River Canyon; along Highway 70 about 0.5 miles E of crossing of Chambers Creek; Plumas National Forest 609 Comment
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Jul 3 2008
  CHSC36923  Eremogone congesta var. congesta M. S. Taylor; M. Foster 1981-6-3 3844 Plumas W side of 24N10, ca. 1/4 mi s of Grizzly Creek crossing 24N10, ca. 8 mi nw of Portola. 1767 Comment
  CHSC95095  Eremogone congesta var. subcongesta L. P. Janeway; B. Castro 2006-6-3 8660 Plumas Northern High Sierra Nevada. West side of junction between upper and lower parts of Thompson Valley 1.9 km north of the mouth of McReynolds Creek at Red Clover Creek. Open south-facing slope between yellow pine forest and meadow. 1673 Comment
  CAS-BOT-BC286668  Ericameria bloomeri L. P. Janeway 1992-8-10 4287 Plumas Plumas National Forest, Beckwourth Ranger District. Northeast side of Dotta Canyon ca 1 mi northwest of Dotta Neck 1712 Comment
  UC86504  Ericameria bloomeri Mrs. R. M. Austin 1877-1-1 Plumas Big Meadows Mt. Dyer, Big Meadows Comment
  SBBG128754  Ericameria bloomeri L. Ahart 2008-8-14 15199 Plumas 20 yards NW of the metal gate, W side of Forest Rd 22N68, ca. 50 yards W of the S Fork of the Feather River, ca. 0.5 mi NE of Little Grass Valley Reservoir, ca. 5 mi (air) NE of La Porte 1571 Comment
  SJSU14220  Ericameria nauseosa var. oreophila N. A. Hopkins 1989-8-29 1592 Plumas near Dyson Lane ca. 6 miles north of Loyalton, Sierra Valley 1524 Comment
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Apr 14 2013
  CAS-BOT-BC299436  Ericameria nauseosa var. speciosa Mrs. E. C. Sutliffe 1921-10-1 s.n. Plumas Gold Lake Region Comment
  CHSC64069  Ericameria nauseosa var. speciosa L. P. Janeway 1993-9-28 4605 Plumas Plumas National Forest. Northwest corner of Sierra Valley; ca 3.5 mi east of Portola, ca 1.3 mi west of Beckwourth; ca 0.3 mi south of Middle Fork Feather River. 1499 Comment
  JEPS21505  Ericameria nauseosa var. speciosa W. L. Jepson 1939-8-12 19387 Plumas at the sw edge of Honey Lake (Black Mt.); Diamond Mts., Black Mt. 1981 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
  UC1119836  Ericameria nauseosa var. speciosa E. Nourse 1934-9-4 24 Plumas 2 1/2 mi ssw of Quincy; Plumas National Forest, Downieville Quad. 1828 Comment
  CAS-BOT-BC293028  Ericameria parryi var. nevadensis John Thomas Howell 1961-9-23 36878 Plumas Cooks Creek road near Englemine [Engel Mine] 1082 Comment
  CHSC59680  Ericameria parryi var. nevadensis L. P. Janeway; Shannon Quinsey 1992-8-11 4289 Plumas Plumas National Forest. Between Dixie Creek and Coyote Hills in the northeast corner of Red Clover Valley: along Road 25N74 0.4 mi southwest of Road 26N70 and Dixie Creek. 1691 Comment
  CHSC62423  Ericameria parryi var. nevadensis L. P. Janeway 1993-8-10 4514 Plumas Plumas National Forest. Northwestern corner of Sierra Valley; south of the Middle Fork Feather River and west of the Beckwourth-Calpine Road; ca 0.7 mi west-southwest of Beckwourth. 1487 Comment
  UC203269  Ericameria parryi var. nevadensis I. M. Johnston 1919-9-2 2180 Plumas Portola Comment
  UC204683  Ericameria parryi var. nevadensis I. M. Johnston 1919-9-2 2184 Plumas Keddie Comment
  UCD131546  Ericameria parryi var. nevadensis John Thomas Howell 1959-9-24 34967 Plumas Sierra Valley near Beckworth. 1478 Comment
  RSA129818  Ericameria suffruticosa C. G. Albertus 1935-8-13 264 Plumas Mt. Ingalls 2554 Comment
  CHSC81095  Erigeron canadensis Lowell Ahart 2001-8-28 9222 Plumas Strand of Lake Almanor, south of the intersection of the dirt road to Last Chance Marsh and the poor dirt road that goes south along Lake Almanor to the causeway of Highway 36, about 3/4 mile northeast of Chester. 1371 Comment
  CHSC81607  Erigeron canadensis Lowell Ahart 2001-10-8 9319 Plumas On the north side of Indian Creek, below or near the highwater line of Antelope Lake, about 24 miles (air) northeast of Quincy. 1524 Comment
  CHSC57413  Erigeron divergens L. P. Janeway 1991-6-18 4050 Plumas Plumas National Forest. 3 1/2 mi southwest of Portola, ca 100 ft west of Middle Fork Feather River. Along dirt road. 1463 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
  SD112282  Erigeron divergens Darley F. Howe 1966-8-23 4296 Plumas 22 miles south of Quincy on Highway 89. 1310 Comment
  CAS-BOT-BC300366  Erigeron eatonii var. nevadincola W. Harnach; N. Harnach 1989-5-7 062 Plumas Sierra Valley. Newman Point 1524 Comment
  CHSC53127  Erigeron eatonii var. plantagineus L. P. Janeway; Linnea Hanson 1989-6-28 3406 Plumas Squaw Valley; NE quadrant of jct of roads '01' (to Frenchman Lake) and '70' (to Laufman). 1706 Comment
  SBBG100109  Erigeron eatonii var. plantagineus B. Ertter, G. Schoolcraft 1989-7-3 8676 Plumas W side of ridge between Diamond Mtn and Red Rock, ca. 8 air mi S of Susanville 2225 Comment
  RSA523561  Erigeron eatonii var. plantagineus Barbara Ertter, Gary Schoolcraft 1989-7-3 8676 Plumas West side of ridge between Diamond Mt. and Red Rock, ca. 8 air miles S of Susanville 2226 Comment
  SD131997  Erigeron eatonii var. plantagineus Barbara Ertter, Gary Schoolcraft 1989-7-3 8676 Plumas West side of ridge between Diamond Mountain and Red Rock; 8 miles south of Susanville. 2225 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-BC300419  Erigeron eatonii var. sonnei John Thomas Howell 1977-6-21 52393 Plumas Near Almanor P. O., Lake Almanor 1371 Comment
  SJSU6615  Erigeron filifolius M. R. Kempf 1965-6-23 Plumas Beckwourth Pass (on State Route 40), southeastern Plumas County 1588 Comment
  CAS-BOT-BC300835  Erigeron glacialis var. glacialis Rimo Bacigalupi 1927-7-8 1665 Plumas Near Camp Elwell (Gold Lake Region) 1889 Comment
  SDSU3938  Erigeron inornatus D. F. Howe 1960-9-21 2992 Plumas 6 miles north of Greenville on #89. 1219 Comment
  UCD147798  Erigeron inornatus Allyson Ayalon; Lucie Jerabkova 2012-8-1 151 Plumas Plumas County. Antelope Lake vacinity. 1524 Comment
  CAS-BOT-BC295213  Erigeron inornatus L. P. Janeway 1990-7-13 3798 Plumas Plumas National Forest, Beckwourth Ranger District. Near Emigrant Creek about 1/3 mi south of Little Grizzly Creek 1798 Comment
  CDA15404  Erigeron inornatus var. inornatus G. F. Hrusa 1996-8-23 13527 Plumas Sierra Nevada; alongside USFS 23N51, W side of Bull Run Creek approx. 1/4 mi. above road crossing. 1.5 mi. E of Lava Peak, & 2.5 mi. NE of Cromwell townsite. Comment
  CHSC75903  Erigeron inornatus var. inornatus G. F. Hrusa 1996-8-23 13527 Plumas Sierra Nevada. Alongside USFS 23N51, W side of Bull Run Creek approx. 1/4 mi. above road crossing. 1.5 mi. E of Lava Peak, and 2.5 mi. NE of Cromwell townsite. [Original lat./long. on label is '39 53 N; 120 40 W']. 1650 Comment
  CHSC76118  Erigeron inornatus var. inornatus G . D. Barbe; J. T. Howell, T. C. Fuller 1981-6-25 3289 Plumas Beckwourth-Greenville Road 0.7 mile south of Arlington Road, east of Taylorsville. 1112 Comment
  CHSC79453  Erigeron inornatus var. inornatus G. F. Hrusa; B. Smith 1996-7-15 13219 Plumas Sierra Nevada Flora - Plumas National Forest. Inter. of Hwy 70 and Sloat Rd. approx. 3 mi. E of Spring Garden. [Original lat./long. on label is '39 52 N; 120 44 W']. Comment
  JEPS114526  Erigeron inornatus var. inornatus Lowell Ahart 2008-8-14 15198 Plumas 20 yards northeast of the metal gate, east side for 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
  RSA0039303  Erigeron inornatus var. inornatus Lowell Ahart 2008-8-14 15198 Plumas 20 yards northeast of the metal gate, east side of Forest Road 22N68, about 50 yards west of the South Fork of the Feather River, about 1/2 mile northeast of Little Grass Valley Reservoir, about 5 miles (air) northeast of La Porte. 1571 Comment
  UC485807  Erigeron inornatus var. inornatus H. F. Copeland 1932-8-24 Plumas Drakesbad 1828 Comment
  UC1730267  Erigeron lassenianus var. deficiens L. P. Janeway and B. Castro 1995-8-23 4898 Plumas about 1 mi NW of Little Grass Valley Reservoir (junction of Lumpkin Ridge Road and the 94 road; on the divide between Fall River and Black Rock Creek) 1735 Comment
  UC1731907  Erigeron lassenianus var. deficiens Glenn Clifton 1992-6-27 26859 Plumas Monitor Flat, Feather River Watershed Monitor Flat; , Feather River Watershed 1926 Comment
  CDA14741  Erigeron pumilus G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-25 3283 Plumas Beckwourth-Greenville Road 0.7 mile south of Arlington Road, east of Taylorsville. 1112 Comment
  SEINET8463936 Image available Erigeron reductus var. reductus D. W. Taylor 2001-7-9 17826 Plumas Round Lake, Lakes Basin, along the Round Lake trail just about 200 meters East from the small unnamed tarn East of Round Lake Mine 2012 Comment
  UCD119306  Eriodictyon lobbii G. F. Hrusa 1989-6-25 7195 Plumas Above Bucks Lake. 2286 Comment
  UCD19137  Eriodictyon lobbii W. B. McHenry 1990-6-22 s.n. Plumas Bucks Lake. Comment
  SEINET8655790  Eriogonum baileyi var. praebens W. Harnach 2015-8-6 1437 Plumas 4.85 miles west of Vinton on Hwy 70. 1494 Comment
  SJSU14255  Eriogonum douglasii var. meridionale N. A. Hopkins 1989-6-7 1528 Plumas Squaw Valley 1706 Comment
  SJSU15164  Eriogonum douglasii var. meridionale N. A. Hopkins 1993-6-16 1725 Plumas by Beckwourth-Janesville Rd c. 0.25 mi N of turn to Dixie Valley 1524 Comment
  CAS-BOT-BC246537  Eriogonum elatum var. elatum Clare B. Hardham 1970-8-9 17716 CC Plumas Road to Thompson Peak Lookout 2133 Comment
  CHSC40852  Eriogonum elatum var. elatum K. R. Stern 1985-6-25 8225 Plumas Vicinity of Blairsden. 1432 Comment
  CHSC34731  Eriogonum luteolum var. luteolum M. S. Taylor 1981-7-27 4128 Plumas Ca. 10 ft s of Beckwourth-Genesee Rd, ca. 3/4 mi w of Drum Bridge, ca. 5 air mi e of Genesee. 1188 Comment
  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
  CDA18762  Eriogonum marifolium G. D. Barbe, T. C Fuller 1982-7-16 3755 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
  JEPS87830  Eriogonum marifolium Lowell Ahart 1994-7-20 7477 Plumas n side of ridge about 1/2 mi nw Mount Etna (open area n of Pacific Crest Trail); Bunker Hill Ridge 1981 Comment
  SEINET524404  Eriogonum marifolium Paul A. Opler 2003-6-26 Plumas Trail to Frazier Fall, Graeagle Rd. Comment
  UC1075707  Eriogonum marifolium Robert J. Weatherby 1955-6-22 1539 Plumas Spanish Peak 2133 Comment
  CAS-BOT-BC261366  Eriogonum nudum var. deductum Anna Head 1921-7-1 s.n. Plumas Lake Center Camp, Feather River Region Comment
  CAS-BOT-BC264819  Eriogonum nudum var. deductum John Thomas Howell 1959-9-22 34834 Plumas Wolf Creek 1371 Comment
  RSA60028  Eriogonum nudum var. deductum E. K. Balls 1950-9-1 15582 Plumas east shore of Long Lake, toward Mt. Elwell 2104 Comment
  SD46519  Eriogonum nudum var. deductum Robert J. Weatherly 1950-8-11 1520 Plumas Mt. Elwell, Lakes Basin area 2225 Comment
  SEINET10479528  Eriogonum nudum var. deductum Mary Susan Taylor 1981-7-6 Taylor 3978 Plumas 6200-6400 ft. T25N R15E se/sw sec 32. Dixie Mt quad. In the Y of the 2 Ross Canyon Rds (25N31A & B), ca. 1.5 mi E of Dixie Valley Rd (28N01), ca. 16 air mi NW of Chilcoot. Open, dry gravelly soils; 1890 Comment
  CHSC93101  Eriogonum nudum var. nudum L. P. Janeway 1994-7-8 4690 Plumas Northern High Sierra Nevada. Hartman Bar Ridge; slope north of Road 22N94 on south side of Franklin Hill. 1706 Comment
  SEINET3160019  Eriogonum nudum var. nudum E. K. Balls 1950-9-14 15823 Plumas 6 mi. n.w. of Chester, North Fork Feather River 1402 Comment
  CAS-BOT-BC261599  Eriogonum nudum var. nudum John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-25 54314 Plumas Near Englemine on Diamond Mt. road northeast of Taylorsville 1219 Comment
  CHSC76141  Eriogonum nudum var. oblongifolium G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-23 3101 Plumas Serpentine of reservoir shore 0.1 mile west of Round Valley Reservoir dam on Dixie Canyon-Round Valley Road. 1371 Comment
  CAS-BOT-BC269724  Eriogonum nudum var. oblongifolium A. A. Heller; P. B. Kennedy 1907-7-16 8867 Plumas Grade between Genessee [Genesee] Valley and Summit Comment
  NY773572  Eriogonum ovalifolium var. purpureum Collector unspecified 1880-1 s.n. Plumas Comment
  POM180960  Eriogonum pedunculatum A. A. Heller, P. B. Kennedy 1907-7-15 8851 Plumas Near mouth of Little Grizzly Creek below Genessee. Comment
  POM319186  Eriogonum pedunculatum Patricia Wilder 1971-6-21 5134 Plumas 2.8 mi north of California State Hwy 70 on Prattville-Butt Reservoir Road between Belden and Caribou. Cascade - Sierra Nevada Mtn. Range. Drainage Area: Feather River North Fork. 762 Comment
  RSA21706  Eriogonum pedunculatum Carl B. Wolf 1937-8-6 9066 Plumas Northern Sierra Nevada, Mohawk Valley, 2 mi N of Blairsden. 1341 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
  RSA726449  Eriogonum spergulinum var. reddingianum L. Ahart, John Dittes 2007-6-17 14175 Plumas 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. 1655 Comment
  SBBG21287  Eriogonum spergulinum var. reddingianum D. Myrick 1964-7-21 890 Plumas E of Trail Parking at Drakesbad 1737 Comment
  JEPS56337  Eriogonum spergulinum var. reddingianum W. L. Jepson 1910-6-5 4071 Plumas near Lassen Peak (Warner Valley); Warner Valley 1524 Comment
  POM98575  Eriogonum spergulinum var. reddingianum F. W. Peirson 1926-6-21 s.n. Plumas South shore Lake almanor, Comment
  JEPS113375  Eriogonum strictum var. anserinum Lowell Ahart, John Dittes, Josephine Guardino 2007-6-8 14022 Plumas East side of an open rocky flat, 20 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis 1965 Comment
  JEPS87895  Eriogonum strictum var. anserinum Lowell Ahart 1994-7-20 7483 Plumas about 1/2 mi nw Mount Etna (open bare area on both sides of trail, Plumas Co. and Sierra Co.); Pacific Crest Trail, Bunker Hill Ridge 1981 Comment
  SEINET5331655  Eriogonum strictum var. anserinum A. A. Heller, P. B. Kennedy 1907-7-5 8741 Plumas Hills above Red Clover Valley. Comment
  CHSC34743  Eriogonum strictum var. proliferum M. S. Taylor 1981-6-18 3937 A Plumas N side of rd 25N93, ca. 1.5 air mi nw of Bagley Pass, ca. 12 mi n of Blairsden. 1767 Comment
  UC569820  Eriogonum strictum var. proliferum E. Sawyer 1935-6-17 114 Plumas 5 mi se Crow; Sierraville Quadrangle 1950 Comment
  UCD130299  Eriogonum umbellatum Albert Grigarick 2011-8-15 298 Plumas 5 miles W of Hwy 89N. From Gray Eagle Resort turn off of Gold Lake Hwy., approx. .5 miles W from Graeagle Trailhead to Hawley Falls. 1894 Comment
  JEPS124136  Eriogonum umbellatum var. ahartii Lowell Ahart, John Deurloo 2015-8-25 20529 Plumas 2.8 miles (air) east-northeast of Silver Lake, 3.3 miles (air) south of Twain, 7.8 miles (air) west-northwest of Quincy. Comment
  SEINET5331802  Eriogonum umbellatum var. dumosum A. A. Heller, P. B. Kennedy 1907-7-15 8838 Plumas Near mouth of Little Grizzly Creek below Genessee. Comment
  CHSC117557  Eriogonum umbellatum var. modocense Lowell Ahart 2016-7-9 21084 Plumas Top and on the east side of Table Mountain, about two miles (air) northwest of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir Dam. 1857 Comment
  CHSC58175  Eriogonum umbellatum var. nevadense Vernon H. Oswald 1992-6-18 4996 Plumas Lassen Volcanic National Park. Warner Valley: S side of Hot Spring Creek ca. 0.5 mi upstream from the boundary of the park. Common in crevices on rocky cliffs bordering the creek. 1621 Comment
  RSA88596  Eriogonum umbellatum var. nevadense J. T. Howell 1951-6-27 27634 Plumas Jamison Creek 1829 Comment
  UC723897  Eriogonum umbellatum var. nevadense Joseph Andorfer Ewan 1934-7-16 8511 Plumas Long Lake Mount Elwell region, Long Lake 2072 Comment
  CHSC82120  Eriogonum umbellatum var. polyanthum L. P. Janeway 2001-8-5 7424 Plumas High Cascade Range. Near top of ridge between Yellow Creek and North Fork Feather River (and Caribou Road). 1463 Comment
  JEPS94500  Eriogonum umbellatum var. polyanthum Vernon Oswald and Lowell Ahart 1997-9-18 8875 Plumas 4.25 air mi w of Caribou (on Forest Road 26N25 to Mosquito Creek, 2.6 mi ne of its junction with 26N26 to Humbug Valley); Forest Road 26N25 1411 Comment
  CAS-BOT-BC262252  Eriogonum ursinum M. S. Taylor 1982-7-21 4898 Plumas Summit of LIttle Volcano, ca. 5 mi se of Quincy 1767 Comment
  CDA13556  Eriogonum ursinum G. F. Hrusa, T. D. Wilfred 1996-7-22 13383 Plumas Sierra Nevada; Plumas Natl. Forest: above Little Long Valley Creek. Approx 1/2 m. N. of Hwy 70 about 15 m. E of Quincy. Comment
  CDA13569  Eriogonum ursinum G. F. Hrusa, T. D. Wilfred 1996-7-23 13399 Plumas Sierra Nevada; Plumas Natl. Forest: near summit on NW side above Little Long Valley Creek. Approx. 1/2 m. N. of Hwy 70 about 15 m. E of Quincy. Comment
  POM161733  Eriogonum ursinum R. C. Bacigalupi 1927-7-7 1647 Plumas Upper reaches of trail between Gray Eagle Valley and Long Lake. Comment
  CAS-BOT-BC262264  Eriogonum ursinum Margaret Williams; Emily McPherson 1974-8-5 74 -P-13 Plumas Above Silver Lake on trail to Mt. Elwell, Lakes Basin 2164 Comment
  POM266532  Eriogonum ursinum Lester Rowntree 1935-6-12 s.n. Plumas Crescent Mills. Comment
  RSA766451  Eriogonum ursinum Joseph A. Ewan 1934-6-26 8287 Plumas Frazier Creek Falls, Gold lake road 1829 Comment
  CHSC36194  Eriogonum ursinum var. ursinum M. S. Taylor 1982-7-21 4898 Plumas Summit of Little Volcano, ca. 5 mi se of Quincy. 1767 Comment
  CHSC45372  Eriogonum ursinum var. ursinum Vernon Oswald 1986-7-10 2190 Plumas LaPorte-Quincy Rd. at S. Fork of Feather R. 1965 Comment
  CHSC62154  Eriogonum ursinum var. ursinum L. P. Janeway 1993-7-19 4462 Plumas Plumas National Forest Quincy Ranger District Red Hill Compartment. Southwest side of the top of Red Hill. 1874 Comment
  CAS-BOT-BC264123  Eriogonum vimineum M. S. Taylor 1982-8-12 4983 Plumas Along Jackson Creek Road (23N48), ca. 1 mi. NW of Mt. Jackson, ca. 5 air mi NW of Mohawk 1645 Comment
  JEPS113664  Eriogonum vimineum Lowell Ahart, Josephine Guardino 2007-7-20 14318 Plumas Along a small drainage, northeast edge of a large meadow, east of Lighting Tree Campground, east of the paved road, east side of Lake Davis 1789 Comment
  NY399611  Eriogonum vimineum Mrs. Ames 1876-1 s.n. Plumas Comment
  NY399821  Eriogonum vimineum Mrs. Ames 1876-1 s.n. Plumas Comment
  JEPS59949  Eriophyllum lanatum var. croceum Lewis S. Rose 1969-6-24 69050 Plumas 3 mi w Keddie; Butterfly Valley 1158 Comment
  CAS-BOT-BC308261  Eriophyllum lanatum var. integrifolium Lowell Ahart 1983-8-17 s.n. Plumas South of Onion Valley, west of Pilot Pk., near the Quincy La Porte Road, north-east of La Porte 2000 Comment
  CHSC52514  Eriophyllum lanatum var. integrifolium L. P. Janeway 1990-7-6 3775 Plumas Plumas National Forest. About 200 ft east of Paradise Creek and about 1/3 mi south of Little Grizzly Creek. Along edges of dirt road and in old logging landing. 1844 Comment
  CHSC60524  Eriophyllum lanatum var. integrifolium L. P. Janeway; Jannice Cutler 1992-5-27 4206 Plumas Plumas National Forest. South side of Dotta Canyon 2.2 mi southeast of Beckwourth-Genesee Road. Between forest and meadow. 1706 Comment
  UC1118252  Eriophyllum lanatum var. integrifolium C. W. Hanks 1934-8-8 20 Plumas ne Sierra Valley; Plumas National Forest, Sierraville Quadrangle Comment
  UC176770  Eriophyllum lanatum var. integrifolium A. A. Heller and P. B. Kennedy 1907-7-2 8687 Plumas between Vinton and Beckwith Comment
  SEINET10475142  Eriophyllum lanatum var. integrifolium Mary Susan Taylor 1981-5-10 Taylor 3665 Plumas T25N R11E ne sec 12. Greenville SE quad. N side of Genesee Valley Rd, ca. 4 mi W of Genesee. Oak-Pine Forest; 3600 ft. Dry soils in partial shade. 1097 Comment
  CAS-BOT-BC54323  Erysimum capitatum Anna Head 1920-6-9 s.n. Plumas Feather River Region. Camp Badgers. 701 Comment
  CHSC55680  Erysimum capitatum Ben Cunningham 1991-4-20 Plumas Ca. 1.4 mi s of Rock Creek Dam and 10 ft w of Highway 70, 35a mi s of Greenville. 731 Comment
  UC1552739  Erysimum capitatum Frederica Bowcutt 1985-6-6 561 Plumas about 1/8 mi n Beckwourth Genesee Road (about 15 air mi ne of Quincy, 1 mi of Drum Bridge); Plumas National Forest 1676 Comment
  CHSC11109  Erysimum capitatum var. capitatum Lowell Ahart 1968-6-29 Plumas Near La Porte. 914 Comment
  CHSC34276  Erysimum capitatum var. capitatum M. S. Taylor 1981-5-10 3663 A Plumas N side of Genesee Valley Rd, ca. 2 mi e of its jct with Beckwourth Pass turnoff and Flournoy Bridge, ca. 5 air mi e of Genesee. 1280 Comment
  SEINET14291770  Erythranthe guttata W. Harnach, N. Harnach 1990-6-19 406 Plumas Sierra Valley, Sugarloaf Road. 1643 Comment
  POM175522  Erythranthe pulsiferae F. W. Peirson 1926-6-21 6801 Plumas Lake Almanor. Comment
  CAS-BOT-BC505249  Erythronium purpurascens M. S. Taylor; G. Rotta 1982-5-18 4469 Plumas Jct. of rds 27N39 & 26N18 ca. 1/4 mile e of Long Valley Mine, ca. 4 air mi w of Greenville. 1645 Comment
  UC726211  Eschscholzia californica A. A. Heller 1938-7-2 15239 Plumas 3 mi e Quincy 1097 Comment
  CAS-BOT-BC310385  Eucephalus breweri Ella Dales Cantelow 1941-7-20 3594 Plumas 10 mi. s. of Quincy. Rd to La Porte 1981 Comment
  CHSC92945  Eucephalus breweri L. P. Janeway; B. Castro 2005-9-11 8546 Plumas Northern High Sierra Nevada. Near the Pacific Crest Trail about 0.6 km north of Three Lakes. 1899 Comment
  CHSC97265  Eucephalus breweri Lowell Ahart; John Dittes 2007-8-9 14445 Plumas About 120 yards east of the road, on the east slope of Mount Ingalls, about 6 miles (air) northwest of the north end of Lake Davis. 2551 Comment
  CHSC62525  Eurybia integrifolia B. Castro 1993-8-9 499 Plumas Ca 2 mi SE of Mt. Ararat on Narrow SE-trending volcanic ridge above the Pacific Crest Trail. 1645 Comment
  CHSC78982  Eurybia integrifolia M. S. Taylor 1982-9-8 5119 Plumas Bellas Flat near Bellas Creek, Round Valley Reservoir, ca. 14 mi S of Greenville. 1371 Comment
  JEPS114610  Eurybia integrifolia Lowell Ahart 2008-9-10 15377 Plumas South edge of Onion Valley, about 3/4 mile northwest of Pilot Peak, about 1/2 mile east of the Quincy La Porte Road, about 9 1/2 miles (air) northeast of La Porte 1916 Comment
  SD9010  Eurybia integrifolia unknown 1882-7-21 Plumas Prattville Comment
  CAS-BOT-BC310533  Eurybia integrifolia Anna Head 1921-8-14 s.n. Plumas Gray Eagle Meadows, Feather River Region Comment
  HSC93233  Eurybia integrifolia Vernon H. Oswald, L. Ahart 1996-8-14 8148 Plumas NE of La Porte-Quincy Rd. 0.9 mi. N of the road to Johnsville (0.9 mi. N of the Sierra Co. 2 mi. post); high Sierra Nevada 1890 Comment
  UC86942  Eurybia radulina Mrs. R. M. Austin 1896-9-1 452 Plumas American Valley, Gray Hills American Valley Comment
  CAS-BOT-BC312258  Euthamia occidentalis M. S. Taylor 1981-9-2 4269 Plumas N tip of Round Valley Reservoir by road 204 ca. 3 air mi. S of Greenville 1371 Comment
  SD9114  Euthamia occidentalis Mrs. R. M. Austin Aug 1882 Plumas Big Meadows Comment
  UC1192258  Euthamia occidentalis Malcolm A. Nobs, S. Galen Smith 1949-8-19 1455 Plumas se side Portola Comment
  CAS-BOT-BC413897  Fallopia convolvulus Mrs. A. L. Coombs 1906-1-1 s.n. Plumas Prattville Comment
  CDA18450  Festuca G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-24 3194 Plumas Sierra Nevada; 2.5 miles northeast of Quincy Junction on Mt Hough-Crystal Lake Road at junction of Howells Road to Tollgate Creek and Keddie. 1280 Comment
  CHSC102086  Festuca idahoensis Lowell Ahart; John Dittes 2009-7-13 16036 Plumas On dry to damp soil, on the west side of Forest Service Road 27N28, headwater of Clear Creek, about 2.0 miles (air) north of Butt Valley Reservoir Dam, about 3 miles (air) southwest of Lake Almanor Reservoir Dam. 1476 Comment
  UCD66140  Festuca occidentalis John Thomas Howell 1962-6-17 37681 Plumas Butterfly Valley. 1036 Comment
  CHSC118770  Festuca pratensis Chelsea Morgan; Wendy L. Boes 2015-6-25 2015 -012 Plumas Plumas National Forest. Near Moonlight Valley, southeast of Forest Service Road 28N80, west of 27N72. (UTM 686698 E, 4455063 N, NAD83 Zone 10N. 1700 Comment
  CAS-BOT-BC279023  Festuca rubra John Thomas Howell 1951-6-28 27659 Plumas Johnsonville 1584 Comment
  CAS-BOT-BC278636  Festuca subulata Lowell Ahart 1980-8-12 2533 Plumas Along Onion Creek, near Diamond Spring Hill, ca. 1.5 mi E of La Porte Road, ca. 6 mi. SW of La Porte 1400 Comment
  CDA43020  Festuca subulata L. Ahart 2009-7-21 16107 Plumas About 20 yards east of Forest Service Road 27N26, about 1000 feet northwest of Powerhouse at the north end of Butt Valley Reservoir, about 3 miles (air) southwest of Lake Almanor. Comment
  CAS-BOT-BC282567  Festuca viridula Lowell Ahart 1981-7-21 2963 Plumas Buzzards Roost Ridge, ca. 0.25 mi. E of the road, ca. 1.25 mi. N of Pilot Peak, Sierra Nevada 2000 Comment
  CHSC65169  Floerkea proserpinacoides Lowell Ahart 1995-8-7 7607 Plumas In a small meadow, south of the Pacific Crest Trail, south of a poor dirt road, north-east of the weather station, about 1/2 mile (air) west of Pilot Peak. 1981 Comment
  CHSC87817  Floerkea proserpinacoides Lowell Ahart; John Dittes, Josephine Guardino, Robert Schlising 2004-6-14 11055 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
  SEINET10837360  Floerkea proserpinacoides Mary Susan Taylor, M. Foster 1981-6-3 Taylor 3834 Plumas T24N R12E nw/sw sec 28, Mt Ingalls quad. In wet meadow, S side of Rd 24N61, ca. 1.5 air mi S of Little Summit Lake, ca. 10 mi NW of Portola; elevation ca. 6900 ft. 2103 Comment
  CHSC21099  Frangula purshiana F. T. Griggs; A. Pass 1975-7-3 72 Plumas Buck's Lake. N of Grizzly Forebay. Comment
  CHSC97801  Frangula purshiana subsp. ultramafica L. P. Janeway; Chris Christofferson, Erin Brandy 2007-10-3 9215 Plumas Northern High Sierra Nevada. Top of Red Hill. 1929 Comment
  HSC99907  Frangula purshiana subsp. ultramafica J. O. Sawyer, & J. P. Smith 2004-7-15 4575 Plumas Red Hill on the N Fork Feather River. 835 Comment
  CAS-BOT-BC55712  Frangula rubra subsp. obtusissima E. K. Balls; P. C. Everett 1952-10-9 18132 Plumas 2 mi. e. of south tip of Lake Almanor, Hwy 89, between Greenville and Almanor 1158 Comment
  CAS-BOT-BC53795  Frangula rubra subsp. rubra A. A. Heller; P. B. Kennedy 1907-7-15 8837 Plumas Near mouth of Little Grizzly Creek below Genessee Comment
  CAS-BOT-BC53799  Frangula rubra subsp. rubra Alice Eastwood 1927-6-27 s.n. Plumas On road from Chilcatt Comment
  CAS-BOT-BC59579  Frangula rubra subsp. rubra John Thomas Howell 1975-7-21 51340 Plumas Sierra Nevada - Injun Jim Campground, Feather River Canyon 609 Comment
  CHSC9713  Frangula rubra subsp. rubra Nancy Mosman 1971-7-11 80 Plumas On w side of Hwy 70 ca. 1.3 mi s of Belden turnoff. 1025 Comment
  CHSC107463  Fritillaria atropurpurea Matt Simenc; Rebecca Joyner 2011-7-2 26 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-BC505267  Fritillaria atropurpurea W. W. Wagner 1919-5-18 259 Plumas Hillside Sockem Creek 1371 Comment
  CAS-BOT-BC508209  Fritillaria atropurpurea anonymous 1879-6-1 s. n. Plumas Big Meadow Comment
  RSA88459  Galium bolanderi J. T. Howell 1951-6-28 27730 Plumas Eureka Lake. 1890 Comment
  UC174626  Galium bolanderi A. A. Heller and P. B. Kennedy 1907-7-16 8872 Plumas grade between Genessee Valley and Summit Comment
  SD6281  Galium boreale Mrs. R. M. Austin 1880-1 Plumas Big Meadows Comment
  CHSC32016  Galium grayanum L. Ahart 1974-8-3 587 Plumas Near Mt. Etna, ca. 5 mi E of Bunker Hill Mine, ca. 10 mi NE of La Porte. 1981 Comment
  CHSC4819  Galium grayanum R. Carter 1967-7-21 626 Plumas Ca. 4 mi S of Thompson Peak. Comment
  UC1562587  Galium grayanum Barbara Ertter with Gary Schoolcraft 1989-7-3 8641 Plumas ca 1/2 mi below Red Rock lookout (ca 8 air mi s of Susanville) 2133 Comment
  SEINET10500721  Galium grayanum Mary Susan Taylor 1982-8-5 Taylor 4932 Plumas T25N R10E nw/se sec 8. Greenville SW quad. Mt Hough summit, ca. 7 air mi nne of Quincy. 7230 ft. 2204 Comment
  JEPS102372  Galium grayanum var. grayanum Lowell Ahart 2001-7-17 8928 Plumas 2 1/2 air miles N of Humboldt Summit (S side of a logging road, S of a small branch of Butt Creek) 1828 Comment
  SJSU13931  Galium trifidum subsp. columbianum N. A. Hopkins 1985-8-27 1316 Plumas Grass L 1786 Comment
  RSA0105477  Galium trifidum var. subbiflorum Lowell Ahart 2014-8-31 19820 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. 1536 Comment
  CHSC35262  Galium triflorum M. S. Taylor 1981-7-29 4150 Plumas Along creek crossing 25N42-Glournoy Grade, 0.2 mi N of North Branch of Ward Creek, ca. 5 air mi SE of Genesee. 1828 Comment
  JEPS122089  Galium triflorum Lowell Ahart 2014-8-26 19790 Plumas In the middle of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. Comment
  CAS-BOT-BC169851  Garrya fremontii C. Hart Merriam 1906-10-1 s.n. Plumas Quincy Comment
  CDA18567  Garrya fremontii G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-26 3341 Plumas Sierra Nevada; 0.75 mile northeast of Bucks Summit on Bucks Lake Road. 1600 Comment
  SDSU8778  Gayophytum diffusum subsp. parviflorum R. M. Beauchamp 1965-7-17 Plumas Growing in area beside Feather River 1/2 mile north of Chester, Calif. Comment
  UC1618181  Gayophytum diffusum subsp. parviflorum Barbara Ertter 1988-7-25 7848 Plumas 1/2 mi n Diamond Mt.-Greeneville-Red Rock jct (ca 12 air mi ssw of Susanville); Diamond Mts., Snoring Springs 1981 Comment
  CHSC74689  Gayophytum heterozygum B. Castro 1998-7-28 816 A Plumas Ca 2 mi SW of La Porte and 0.6 mi E of American House, on S-facing slope E of the La Porte Rd. On roadcut edge within 15 ft of main road, and ca 120 ft to the S. 1508 Comment
  JEPS122088  Gayophytum heterozygum Lowell Ahart 2014-8-26 19797 Plumas On both sides of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. Comment
  SD130496  Gayophytum heterozygum Clarence R. Quick 1963-7-24 Plumas Cut over forest on shoulder of east-west ridge 1.5 miles east of Wheeler Peak. Comment
  CHSC43402  Gayophytum humile Lowell Ahart 1974-8-15 606 Plumas Along the dirt road near White Cap, about 10 miles south of Slote. 1676 Comment
  JEPS102352  Gayophytum racemosum Lowell Ahart 2001-9-18 9291 Plumas Lake Davis, strand, near Cow Creek 1761 Comment
  RSA726357  Gayophytum racemosum L. Ahart, John Dittes 2007-6-16 14088 Plumas East side of the small stream, on the south side of County Road 111 (Beckwourth Gensee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1648 Comment
  POM271771A  Gayophytum ramosissimum Lyman Benson 1932-7-29 3994 Plumas Buck Lake. Sierra Nevada Mtn range. Feather River drainage. 2134 Comment
  JEPS31440  Gentiana newberryi Wayne Roderick 1963-9-29 Plumas nw and above Butterfly Valley 1219 Comment
  RSA59441  Gentiana simplex E. K. Balls 1950-9-9 15729 Plumas West of Lakes Center Public Campground, by small lake. 2043 Comment
  RSA59686  Gentiana simplex E. K. Balls 1950-9-9 15753 Plumas South end of small lake to west of Lakes Center Public Campground. 2043 Comment
  JEPS114523  Gentianopsis simplex Lowell Ahart 2008-8-14 15206 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
  POM181036  Geum macrophyllum A. A. Heller, P. B. Kennedy 1907-7-9 s.n. Plumas Prattville. Comment
  CAS-BOT-BC459553  Geum macrophyllum A. A. Heller; P. B. Kennedy 1907-7-9 8787 Plumas Quincy, south of town; Northern Sierra Nevada 1066 Comment
  SEINET14642557  Gilia capitata subsp. mediomontana A. A. Heller, P. B. Kennedy 1907-7-12 8822 Plumas Near Greenville. Comment
  UC338795  Gilia capitata subsp. mediomontana Lemmon 259 Plumas American Valley Comment
  CDA12089  Gilia inconspicua G. F. Hrusa, G. L. Webster 1989-5-1 7020 Plumas Modoc Plateau; Beckwourth Pass approx. 3 miles E of Vinton on Hwy 70-at the Plumas/Lassen County line. Comment
  SEINET3163619  Gilia leptalea E. K. Balls 1950-9-5 15673 Plumas 0.5 mi. off Hwy 24, on La Porte Rd., e. of Quincy, Thompson Valley 1097 Comment
  SEINET10837208  Gilia leptalea subsp. leptalea Mary Susan Taylor 1981-8-28 Taylor 4248 Plumas California: T21N R13E se1/4 sec 5. Sierra City NE quad. Along Sulphur Creek, ca. 1/4 mi S of Hwy 89, ca. 3 mi SE of Clio. Plumas County. 4700 ft. 1432 Comment
  UC1075820  Gilia sinuata Verne Grant 1955-6-8 9666 Plumas ca 2 mi n Doyle; n of Doyle 1310 Comment
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May 2 2012
  SEINET10464543  Githopsis specularioides Mary Susan Taylor 1982-5-13 Taylor 4436 Plumas T24N R9E se/ne sec 15. Quincy quad. In Gansner Park, Quincy. 3400 ft. 1036 Comment
  RSA716588  Glyceria borealis L. Ahart 2005-9-19 12386 Plumas Below the high water line of Taylor Lake, on the east side of Taylor Lake, about 6 miles (air) southwest of Antelope Lake. 2081 Comment
  CAS-BOT-BC282693  Glyceria elata Lowell Ahart 1978-9-13 s.n. Plumas Along Bird Creek west of Pilot Pk. 2000 Comment
  CAS-BOT-BC282710  Glyceria elata John Thomas Howell 1960-7-18 35514 Plumas Drakesbad, Lassen Volcanic National Park 1828 Comment
  UC1738826  Glyceria striata Dean W. Taylor 1976-8-7 6185 Plumas 1798 Comment
  CDA14041  Gnaphalium canescens subsp. thermale G. F. Hrusa, T. D. Wilfred 1996-8-1 13413 Plumas Sierra Nevada; Approx. 1/4 mi. S of intersection of USFS 24N42 & 24N66, approx. 1 mi. S of Brady's Camp, Plumas NF. Comment
  RSA754870  Gnaphalium canescens subsp. thermale L. Ahart, John Dittes 2009-9-7 16377 Plumas Below the high water line of Lake Almanor, about 2000 feet NW of lake Almanor Dam. 1591 Comment
  CAS-BOT-BC307381  Gnaphalium palustre John Thomas Howell 1959-9-25 34986 Plumas Feather River, Portola, Sierra Nevada 1478 Comment
  CAS-BOT-BC307395  Gnaphalium palustre Doris K. Kildale 1927-9-11 3779 Plumas Chester 1289 Comment
  JEPS34042  Gnaphalium palustre W. L. Jepson 1939-8-4 19340 a Plumas Rock Creek Meadow Valley, Rock Creek 1219 Comment
  RSA59918  Gnaphalium palustre E. K. Balls 1950-9-15 15831 Plumas North Fork Feather River, 6 miles northwest of Chester. 1402 Comment
  RSA754550  Gnaphalium palustre L. Ahart, John Dittes, Josephine Guardino 2009-7-29 16221 Plumas Below the high water line of Lake Almanor, 1849 feet NW of Lake Almanor Dam. 1591 Comment
  CHSC59103  Goodyera oblongifolia Vernon H. Oswald 1992-8-10 5153 Plumas Small corner of Lassen Volcanic National Park on the SW side of Warner Valley Rd. between Lee and Kelly camps. 1597 Comment
  JEPS107732  Gratiola ebracteata Lowell Ahart, John Dittes 2005-9-19 12392 Plumas Below the high water line of Taylor Lake, on the northeast side of Taylor Lake, about 6 miles (air) southwest of Antelope Lake 2076 Comment
  CHSC84531  Grindelia nana John Dittes 2003-8-8 2003 -91 Plumas Northern High Sierra Nevada; northern Sierra Valley, ca. 6.3 air-mile southeast of Portola, ca. 4.3 air-mile south by southeast of Beckwourth, ca. 0.2 air-mile east of Beckwourth-Calpine Road (A23). At edge of Dyson Lane. 1487 Comment
  CAS-BOT-BC304683  Grindelia squarrosa John Thomas Howell 1974-9-20 50907 Plumas Chilcoot 1554 Comment
  CHSC97785  Grindelia squarrosa var. serrulata L. P. Janeway; B. Castro 2007-8-18 9204 Plumas Northern High Sierra Nevada. Along Hwy 70 0.4 km east of La Porte Road, along the north edge of Thompson Valley about 1.6 km east of East Quincy. 1059 Comment
  CHSC97787  Grindelia squarrosa var. serrulata L. P. Janeway; 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
  CHSC24255  Hackelia californica K. R. Stern 1975-7-23 Plumas W side of Lake Almanor. Comment
  RSA101462  Hackelia micrantha R. Weatherby 1955-7-2 1576 Plumas Creek below Bear Ridge, near Taylor Lake. 2073 Comment
  SD46643  Hackelia micrantha Robert J. Weatherby 1955-7-2 1576 Plumas Creek below Bear Ridge, near Taylor Lake 2075 Comment
  POM126237  Hackelia nervosa H. M. Hall 1912-7-11 s.n. Plumas Long Lake, Sierra Nevada Mts. 2043 Comment
  RSA496347  Hackelia nervosa Elaine Joyal, D. Mehlman 1988-7-3 1306 Plumas Plumas National Forest, Mt. Hough, 11 mi. n of Quincy. 2000 Comment
  RSA235926  Hackelia setosa J. L. Gentry Jr., David Vierig 1968-6-20 2071 Plumas 3.9 miles southeast of Hwy. jct. Calif. 70 & 80, at confluence of Spanish & Butterfly Creeks. 960 Comment
  CAS-BOT-BC508336  Hastingsia alba John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-23 54145 Plumas 2.65 miles west of Round Valley Reservoir dam, Sierra Nevada 1569 Comment
  CHSC45677  Hazardia whitneyi var. whitneyi Vernon Oswald 1986-8-7 2272 Plumas Old Hauns Rd. to Homer Lake trailhead, 7.6 mi ne of Hwy 89. On ridge. 1722 Comment
  CDA13984  Helenium bigelovii G. F. Hrusa 1996-8-2 13448 Plumas Sierra Nevada; at SW base of ridge between Argentine & Taylor Rocks, Approx. 1 mi. NW of Argentine Rock. Springline forming trib. of Squirrel Creek. Comment
  SD8837  Helenium bigelovii Mrs. R. M. Austin 1880-1 Plumas Big Meadows Comment
  SEINET11196743 Image available Helenium bigelovii M. Williams 1966-7-11 s.n. Plumas Near Jamison Creek above Johnsville 1676 Comment
  UC1069446  Helianthella californica subsp. nevadensis G. T. Nordstrom 1934-7-3 181 Plumas 3/4 mi s Mt. Ararat; Plumas National Forest, Bidwell Bar Quadrangle Comment
  CAS-BOT-BC314725  Helianthella californica var. californica Walter Knight; Irja Knight 1966-6-18 1278 Plumas Slightley past Fern Glen enroute to Quincy, Butterfly Botanical Area and Vicinity 1097 Comment
  CAS-BOT-BC314793  Helianthella californica var. nevadensis Alice Eastwood 1927-6-13 14555 Plumas Forest Lodge, Greenville, United States Forest Reserve Comment
  CHSC53149  Helianthella californica var. nevadensis L. P. Janeway 1989-6-20 3363 Plumas Plumas National Forest. East-facing flank of Crocker Mtn. 1905 Comment
  CAS-BOT-BC315019  Hemizonella minima A. A. Heller 1938-6-22 15178 Plumas At the airfield west of Chester 1304 Comment
  CDA3756  Hesperis matronalis J. T. Howell, G. H. True 1967-7-11 43380 Plumas Quincy. Comment
  CDA12095  Hesperochiron californicus G. F. Hrusa, G. L. Webster 1989-5-1 7011 Plumas Modoc Plateau; Hwy 70 between Vinton & Beckwourth. Comment
  POM75581  Hesperochiron pumilus Mrs. R. M. Austin 1879-04 44 Plumas Big Meadows. Comment
  RSA21529  Hesperochiron pumilus Carl B. Wolf 1937-5-17 8715 Plumas Northern Sierra Nevada. 1.7 miles west of Lake Almanor P.O. 1311 Comment
  RSA74346  Hesperochiron pumilus Milo S. Baker 1952-5-24 12436 Plumas Highway 89, southwest of Chester. Comment
  UC1563919  Hesperolinon micranthum Barbara Ertter 1989-7-4 8682 Plumas 2.2 mi w jct with Hwy 89 and Hwy 36 (sw of Chester) 1463 Comment
  RSA88450  Heterocodon rariflorum Donna Howell 1951-6-28 27675 Plumas Jamison Creek. 1585 Comment
  CHSC96061  Heterotheca grandiflora L. P. Janeway 2006-10-1 8898 Plumas Northern High Siera Nevada. Along Hwy 70 0.6 road km southwest of form Injun Jim Campground, and above North Fork Feather River. 625 Comment
  CAS-BOT-BC311018  Heterotheca oregona John Thomas Howell 1974-9-19 50886 Plumas Near Rogers Flat on edge of Feather River Highway 609 Comment
  RSA718945  Heterotheca oregona var. rudis L. Ahart 2006-10-8 13390 Plumas North side of the North Fork of the Feather River, on the south side of Highway 70, about 1/8 mile southwest of Chambers Creek. 623 Comment
  CHSC107289  Heterotheca villosa var. minor L. P. Janeway; Peter Zika, Barbara Wilson 2011-8-6 10629 Plumas Northern High Sierra Nevada. Plumas National Forest; north side (upslope of ) dirt road on north side of Jamison Creek 0.3 road km west of Plumas-Eureka State Park boundary. 1704 Comment
  SD8409  Heuchera Mrs. R. M. Austin Aug 1882 Plumas Plumas County Comment
  CAS-BOT-BC425224  Heuchera rubescens Anna Head 1920-8-10 s.n. Plumas Lake Center Camp 1920 Comment
  JEPS94969  Hieracium horridum Lowell Ahart 1997-8-28 7873 Plumas about 1 mi e of the Bunker Hill Mine (on s side of the dirt road, just w of Hopkins Creek) 1706 Comment
  UC170929  Hieracium nudicaule H. M. Hall 1912-7-18 9365 Plumas Willow Creek Sierra Nevada Mountains, Willow Creek 1280 Comment
  CHSC54431  Hieracium scouleri var. nudicaule Vernon H. Oswald 1991-7-17 4755 Plumas Forest Rd 29N16 (Little Willow Lake Rd), 0.4 miles north of its junction with Rd 29N18 (Upper Rice Creek Rd), ca. 3 miles (air) south of Drakesbad and 0.5 mile (air) south of Little Willow Lake. 1874 Comment
  CHSC37006  Hippuris vulgaris M. S. Taylor 1982-8-27 5069 Plumas Ramelli Ranch where Feather River crosses RR tracks, ca. 1.5 mi sw of Beckwourth. 1487 Comment
  UCD115122  Hirschfeldia incana John Thomas Howell; Gordon H. True 1968-6-10 44541 Plumas Quincy. 1036 Comment
  CAS-BOT-BC150020  Holodiscus discolor var. discolor John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1967-7-10 2180 Plumas Mouth of Butterfly Creek 883 Comment
  CHSC80869  Holodiscus microphyllus var. glabrescens Lowell Ahart 2001-7-17 8919 Plumas Meadows, on the east side of a poor logging road, east of a small branch of Butt Creek, about 2 1/2 miles (air) north of Humboldt Summit. 1828 Comment
  CAS-BOT-BC152717  Holodiscus microphyllus var. microphyllus Mrs. Jos Clemens 1919-10-29 s.n. Plumas Crystal Lake Comment
  CAS-BOT-BC284645  Hordeum brachyantherum subsp. brachyantherum M. S. Taylor 1982-6-28 4768 Plumas On n side of Feather River, ca. 1/4 mi w of Calpine Rd (109), Ramelli Ranch, ca. 1 mi w of Beckwourth 1487 Comment
  CAS-BOT-BC284651  Hordeum brachyantherum subsp. brachyantherum John Thomas Howell; Gordon H. True 1969-6-23 45833 Plumas On Middle Fork of Feather River at Nelson Point 1249 Comment
  CAS-BOT-BC285108  Hordeum marinum subsp. gussoneanum Walter Knight; Irja Knight 1966-6-18 1380 Plumas Butterfly Valley 1127 Comment
  CAS-BOT-BC289438  Hordeum murinum subsp. leporinum John Thomas Howell 1961-6-21 36620 Plumas Greenville, Sierra Nevada 1097 Comment
  CAS-BOT-BC289440  Hordeum murinum subsp. leporinum John Thomas Howell 1967-6-23 42692 Plumas Butterfly Valley, Sierra Nevada 1066 Comment
  CAS-BOT-BC273493  Hordeum vulgare John Thomas Howell; Gordon H. True 1968-6-10 44553 Plumas Quincy 1036 Comment
  CHSC57450  Horkelia fusca subsp. parviflora L. P. Janeway; Garrett Gibson 1991-6-24 4060 Plumas Plumas National Forest. North end of McReynolds Valley, ca 0.8 mi south of the '01' road in Squaw Valley. Meadow. 1691 Comment
  CHSC59810  Horkelia fusca subsp. parviflora L. P. Janeway 1992-8-30 4293 Plumas Plumas National Forest. McRae Meadow; upper end of East Nelson Creek. 1905 Comment
  CHSC24273  Horkelia fusca subsp. tenella K. R. Stern 1975-7-23 Plumas N end of Lake Almanor. Comment
  RSA34829  Horkelia fusca subsp. tenella Roxana S. Ferris, Laura Lorraine 1941-8-9 10423 Plumas At Lake Almanor Public Camp (near village) Comment
  CAS-BOT-BC537869  Horkelia fusca var. parviflora W. B. Duncan 1927-8-1 s. n. Plumas Vicinity of Silver Lake Comment
  CAS-BOT-BC537875  Horkelia fusca var. parviflora E. K. Balls 1950-8-31 15526 Plumas Hwy. 24, 1 mile north of Spanish Creek, just north of Quincy 1097 Comment
  CAS-BOT-BC514268  Horkelia fusca var. pseudocapitata David D. Keck; A. Gustafsson 1938-8-9 4904 Plumas 3 mi S of Beckwith, Sierra Valley, on road to Loyalton 1490 Comment
  CAS-BOT-BC143991  Horkelia fusca var. tenella Roxana S. Ferris; Laura Lorraine 1941-8-9 10423 Plumas At Lake Almanor Public Camp (near village) Comment
  POM295335  Horkelia tridentata Lyman D. Benson 1949-6-21 13750 Plumas Shasta County Hat Creek, 13.5 miles N of Manzanita Lake. Cascade Mt. Pit River Drainage 1220 Comment
  RSA268959  Horkelia tridentata subsp. flavescens J. R. Reeder, C. G. Reeder 1975-6-5 6678 Plumas 5 miles SE of Spring Garden in park like stand of Pinus ponderosa Comment
  UC545674  Horkelia tridentata subsp. tridentata Milo S. Baker 1935-6-26 8093 Plumas near Cabin (on Hwy 39); Child's Meadow Comment
  CAS-BOT-BC201082  Hosackia crassifolia M. S. Taylor 1982-6-14 4666 Plumas North side of Genesee Valley Rd (112), ca. 2 mi. west of Genesee 1127 Comment
  CHSC21699  Hosackia crassifolia F. T. Griggs; A. Pass 1975-7-7 84 Plumas Gold and Silver Lakes. Comment
  CDA18758  Hydrophyllum occidentale G. D. Barbe, T. C Fuller 1982-7-16 3758 Plumas Plumas National Forest; Lava Cap ridge 1.5 mi. W of Wheeler Peak and 1 mi. S of Beardley Mine on forest road 3.8 mi. S of Green Flat. 1981 Comment
  JEPS103215  Hydrophyllum occidentale G. Schoolcraft 1989-7-3 1944 Plumas Diamond Mtns. between Diamond and Red Rock peaks 2194 Comment
  UCD119484  Hydrophyllum occidentale Matt Georgeff 1992-5-17 13 Plumas Snake Lake Campground c. 15 mi w. Quincy, main campground. Comment
  CHSC64844  Hypericum anagalloides Vernon H. Oswald 1995-6-24 6913 Plumas High Cascade Range. Unnamed creek crossing the road to Last Chance Campground (FS 28N11), 2.5 mi (odometer) n of Hwy. 36. Forming localized colonies in drier places in a streamside meadow on the e side of the road. 1371 Comment
  RSA59760  Hypericum androsaemum E. K. Balls 1950-9-14 15808 Plumas 6 miles northwest of Chester, North Fork Feather River Comment
  JEPS88550  Hypericum formosum var. scouleri Vernon H. Oswald and Lowell Ahart 1996-7-15 8042 Plumas ca. 1.4 mi. s. of Last Chance Campground (e. side of Last Chance Marsh at n. end of Lake Almanor, extending e. from rd. 29N11); High Cascade Range 1371 Comment
  JEPS66825  Hypericum formosum var. scouleri R. H. Platt 1891-1 Plumas near Big Meadows; the Sierras Comment
  CAS-BOT-BC401208  Hypericum perforatum John Thomas Howell 1959-9-21 34721 Plumas Belden 701 Comment
  CAS-BOT-BC88629  Idahoa scapigera Helen MacGavin 1974-1-1 s.n. Plumas Sierra Nevada. Portola. Comment
  SD7657  Ipomopsis aggregata R. M. Austin 1880-1 Plumas Big Meadows Comment
  UC909040  Ipomopsis aggregata Herbert L. Mason 1924-6-15 1035 Plumas near junction of Greagle Creek and Feather River Blairsden Comment
  JEPS48959  Iris W. I. Follett 1938-6-4 115 Plumas Rich Gulch 1249 Comment
  RSA0091949  Iris Bonnie C. Templeton 1968-1 11285 Plumas [No location data on label. Possibly Trinity County.] Comment
  RSA366804  Iris hartwegii Christopher Davidson 1975-6-7 2737 Plumas 4.6 miles N of Greenville on highway 89. 1238 Comment
  SEINET10469748  Iris hartwegii subsp. pinetorum Mary Susan Taylor 1982-5-27 Taylor 4543 A Plumas T26N R9E nw/se sec 26. Greenville SW quad. E side of Dixie Canyon Rd (204), 0.5 mi n of its jct with Hwy 89 at Moccasin, s of Greenville. 3800 ft. 1158 Comment
  SEINET10469755  Iris missouriensis Mary Susan Taylor 1982-6-10 Taylor 4636 Plumas T23N R14E sw/nw sec 26. Portola quad. Ramelli Ranch, in Sagebrush Scrub, ca. 1/4-1/2 mi e of Calpine Rd (109), ca. 0.5 mi sw of Beckwourth. Soils wet with forb cover under sagebrush. 4880 ft. 1487 Comment
  CAS-BOT-BC123366  Iris pinetorum Alice Eastwood 1927-6-11 14454 Plumas Forest Lodge near Greenville Comment
  JEPS116136  Isoetes bolanderi Lowell Ahart, John Dittes, Josephine Guardino 2009-7-29 16212 Plumas On wet to damp soil, bottom of 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
  CAS-BOT-BC324815  Iva axillaris John Thomas Howell 1951-6-28 27660 Plumas Johnsville, Sierra Nevada 1584 Comment
  LA203794  Iva axillaris J. A. Ewan; 1934-7-18 8549 Plumas 2 mi. W. Portola Comment
  CAS-BOT-BC137403  Ivesia aperta David D. Keck; A. Gustafsson 1938-8-9 4901 Plumas Beckwith (Beckwourth), Sierra Valley, 0.5 mi. E. of town 1500 Comment
  CAS-BOT-BC205653  Ivesia aperta James R. Shevock 1985-7-6 11315 Plumas Northern Sierra Nevada. Sierra Valley. Along California highway 49, 0.2 mile north of Plumas-Sierra County line and about 2.5 miles north of Loyalton 1600 Comment
  JEPS99015  Ivesia aperta var. aperta Carol W. Witham 1993-7-7 548 Plumas Sierra Valley; 2.0 air mi N of the Beckworth Airport and approx. 0.5 mi E of the Beckwourth Genessee Valley Road. 1520 Comment
  UC1610051  Ivesia aperta var. aperta Diane Mastalir 1993-7-14 Plumas Meadowview Y (jct of FS Road 25N11 and Plumas County Road 101), 50 m NW of Plumas Forest, Milford Ranger District 1828 Comment
  SEINET10472431  Juncus bufonius var. occidentalis Lowell Ahart 1985-7-11 Ahart 5134 Plumas Below the high water line of Little Grass Valley Reservoir, where the South Fork of the Feather River flows into the lake, about 4 1/4 miles north-east of La Porte. Comment
  CDA34127  Juncus confusus L. Ahart, J Guardino 2005-8-9 12265 Plumas 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. Comment
  CHSC118656  Juncus confusus Chelsea Morgan 2015-6-28 2015018 Plumas Plumas National Forest. Location near Moonlight Valley, south of Forest Service road 28N30B, northwest of 28N30B1. UTM 688739 E, 4455754 N, NAD83 Zone 10N. 1800 Comment
  RSA795664  Juncus dudleyi L. Ahart 2012-7-1 18256 Plumas West edge of Caribou Road, about 20 yards south of the stream, about 4 air miles northeast of Belden. 807 Comment
  UCD141509  Juncus effusus subsp. pacificus John Thomas Howell 1960-7-20 35770 Plumas Boiling Springs Lake. Lassen Volcanic National Park. 1798 Comment
  CHSC96983  Juncus ensifolius Lowell Ahart; Josephine Guardino 2007-7-21 14366 Plumas Along a small stream, near a spring, south of the dirt road, about 200 yards west of the intersection, about 1/2 mile (air) south of Bagley Pass, about 400 yards north of Lake Davis. 1787 Comment
  JEPS122290  Juncus ensifolius Lowell Ahart 2014-8-24 19735 Plumas 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. Comment
  RSA95515  Juncus ensifolius J. T. Howell 1951-8-20 28199 Plumas Indian Valley. 1067 Comment
  CAS-BOT-BC110110  Juncus hemiendytus var. abjectus Barbara Ertter; Jeffrey L. Strachan 1980-7-31 3891 Plumas East side Clover Valley on Beckwourth-Milford Road, Plumas National Forest. 1676 Comment
  CHSC23376  Juncus hemiendytus var. hemiendytus Lowell Ahart 1975-7-16 891 Plumas Section 13, eight miles north of La Porte. Found in a meadow, two miles north-east of Little Grass Valley Res. 1828 Comment
  CHSC100350  Juncus howellii Lowell Ahart 2008-8-13 15188 Plumas On the north side of Kenzie Ravine, on the east side of the road, about 1/2 mile east of Little Grass Valley Reservoir, about 4 miles (air) northeast of La Porte. 1598 Comment
  CHSC115846  Juncus howellii Lowell Ahart; John Dittes, Josephine Guardino, Steve Green 2015-7-31 20427 Plumas Colony along the edge of Forest Service Road 29N18, near Blue Lake Trailhead and South Arm Rice Creek, 3.11 air-miles northeast of Morgan Mt., 3.54 air-miles west-southwest of Sifford Mt., 6.59 air-miles south-southeast of Lassen Peak. 1813 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
  UCD141556  Juncus howellii Lewis S. Rose 1966-7-27 66068 Plumas 3 mi. w. of Keddie. Butterfly Valley. 1066 Comment
  CHSC100055  Juncus laccatus Lowell Ahart 2008-8-14 15217 Plumas Scattered along drainages in the meadow, south of the road to Tamarack Flat, about 3/4 mile west of Lumpkin ridge road, about 5 miles (air) northwest of La Porte. 1725 Comment
  JEPS113757  Juncus luciensis Lowell Ahart, John Dittes 2007-6-16 14097 Plumas Graded road gutter, east of the small stream, on the south side of County Road 111 (Beckwourth Genesee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis 1647 Comment
  CHSC108042  Juncus nevadensis L. P. Janeway; B. Castro 2011-10-2 10753 Plumas Northern High Sierra Nevada. North side of Little Grass Valley Reservoir about 5.8 air km north of La Porte; southeast edge of a knoll that trends southward to the lake; about 5-10 m above high water line. 1542 Comment
  CHSC52753  Juncus nevadensis L. P. Janeway 1990-8-29 3846 Plumas Plumas National Forest. Ca 0.1 mi W of Paradise Cr ca 3/4 mi S of Little Grizzly Cr. Small marsh/meadow. 1905 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
  UC1100987  Juncus nevadensis Malcolm A. Nobs and S. Galen Smith 1949-8-18 1377 Plumas just s Chester (at n end of Lake Almanor); Lake Almanor, Last Chance Marshes Comment
  JEPS114894  Juncus nevadensis var. nevadensis Lowell Ahart 2008-9-10 15366 Plumas On small gravel bar on the east side of East Branch Creek, on the east side of Quincy La Porte Road, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte 1593 Comment
  RSA716591  Juncus occidentalis L. Ahart, John Dittes 2005-9-19 12399 Plumas About 1 1/4 miles east of Kettle Rock, about 1 1/4 miles southeast of Taylor Lake. 1990 Comment
  CHSC100420  Juncus orthophyllus Lowell Ahart 2008-9-10 15383 Plumas On the north side 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
  CHSC65389  Juncus orthophyllus Lowell Ahart 1995-9-13 7629 Plumas On the north side of Onion Valley, east of Quincy La Porte Road, about 1 mile northwest of Pilot Peak. 1828 Comment
  RSA0035346  Juncus orthophyllus Lowell Ahart 2012-9-5 18441 Plumas On the east side of the South Fork of the Feather River, about 300 yards northeast of the County Road where it crosses the South Fork of the Feather River, about 3/4 mile (air) southwest of Pilot Peak, about 8 1/2 miles (air) northeast of La Porte. 1882 Comment
  JEPS122102  Juncus oxymeris Lowell Ahart 2014-8-24 19759 Plumas Center of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. Comment
  JEPS125844  Juncus parryi Dean W. Taylor 2001-8-1 17857 Plumas Spring at N base of Pilot Peak, ca 10 air miles S of Quincy, along Forest Road 22N84X about 0.2 miles N of the Pilot Mine site. Comment
  CHSC100047  Juncus saximontanus Lowell Ahart 2008-8-13 15160 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
  JEPS115878  Juncus tenuis Lowell Ahart, John Dittes 2009-9-7 16390 -C Plumas Below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam 1591 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
  CHSC21594  Kalmia polifolia subsp. microphylla L. M. Mayer; D. E. Brink Jr. 1975-7-17 Plumas Comment
  CAS-BOT-BC246164  Keckiella lemmonii John Thomas Howell 1976-7-14 51821 Plumas Feather River Canyon Highway at Injun Jim Campground, Sierra Nevada 609 Comment
  CHSC83601  Keckiella lemmonii John Dittes 2002-8-17 2 -38 Plumas Northern High Sierra Nevada; Plumas National Forest, ca. 1.4 air-miles northof Little Grass Valley Reservoir Dam, ca. 1.2 air-miles southeast of Tamarack Flat, along FS Road 22N61, ca. 0.25 mile north of intersection of FS Primary Route 94 and County Road 514. Road edge. 1737 Comment
  UC1552711  Kelloggia galioides Frederica Bowcutt 1985-6-6 573 Plumas about 15 air mi ne Quincy (along Red Clover Creek); Plumas National Forest Comment
  JEPS115876  Kyhosia bolanderi Lowell Ahart, John Dittes 2009-8-28 16352 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-BC340414  Lactuca biennis John Thomas Howell 1973-7-9 49705 Plumas Near Indian Falls, Indian Creek 914 Comment
  CHSC34931  Lactuca serriola M. S. Taylor 1981-7-29 4144 Plumas On e side of 24N42-Flournoy Grade, 1.9 mi s of Flournoy Bridge, ca. 3 air mi e of Genesee. 1463 Comment
  JEPS119951  Lactuca serriola Lowell Ahart 2012-9-5 18449 Plumas Road edge, where the County Road crosses the South Fork of the Feather River, about 1 mile (air) southwest of Pilot Peak, about 8 1/24 miles (air) northwest of La Porte. Comment
  RSA52876  Lathyrus jepsonii subsp. californicus R. Weatherby 1950-7-7 1464 Plumas Quincy. Banks of stream near Snake Lake. 1220 Comment
  UC85106  Lathyrus jepsonii var. californicus Mrs. R. M. Austin 1870-1 Plumas American Valley Comment
  SEINET5327322  Lathyrus pauciflorus subsp. brownii P. A. Lehenbauer 1786 Plumas Clover Creek, Plumas Nat. For. Comment
  CAS-BOT-BC205069  Lathyrus sulphureus John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1969-6-24 2423 Plumas Butterfly Botanical Area and Vicinity. Between mouth of Butterfly Creek and Valley proper 914 Comment
  SEINET10452344  Lathyrus sulphureus Mary Susan Taylor 1982-6-2 Taylor 4599 Plumas T23N R12E sw/ne sec 17. Johnsville quad. ALong 23N11, on loop through Cogswell Ravine, 3.2 mi ne of Jackson Cr Cmpgr, ca. 5 air mi n of Mohawk. 5700 ft. 1737 Comment
  UC170983  Ledum glandulosum H. M. Hall 1912-6-26 9274 Plumas Sierra Nevada Mountains, Butterfly Valley Butterfly Valley; Sierra Nevada Mountains, Butterfly Valley 1158 Comment
  CHSC33813  Lemna minuta M. S. Taylor; M. Foster 1981-6-2 3831 Plumas In swamp, w side of Williams Loop, 0.2 mi se of Spring Garden overpass, ca. 7.5 mi se of Quincy. 1188 Comment
  CAS-BOT-BC88849  Lepidium campestre Greg Sommers 1976-6-9 111 Plumas Sierra Nevada. Sierra Valley Marsh. 1 km. south of the metal bridge on Dyson Lane. 1524 Comment
  SD46550  Lepidium campestre Robert J. Weatherby 1950-7-7 1444 Plumas Forestry Headquarters, Quincy 1064 Comment
  CAS-BOT-BC88845  Lepidium campestre John Thomas Howell 1951-6-26 27553 Plumas Sierra Nevada. Crescent Mills. 1066 Comment
  SEINET11280982  Lepidium perfoliatum W. Harnach, N. Harnach 1989-6-17 148 Plumas Sierra Valley, Marble Lane, 200 feet W of the steel bridge. 1487 Comment
  CAS-BOT-BC12822  Lepidium perfoliatum W. Harnach; N. Harnach 1989-6-17 148 Plumas SIerra Valley. Approximately 200 feet west of the steel bridge on Marble lane. 1487 Comment
  CAS-BOT-BC60094  Lepidium virginicum var. menziesii Javier Penalosa 1962-6-19 2502 Plumas +-6.2 miles southeast of Quincy. 1097 Comment
  POM147142  Leptosiphon bicolor Alice Eastwood 1927-06 14664 Plumas Long Valley. United States Forest Reserve. Comment
  CHSC11363  Leptosiphon ciliatus Lowell Ahart 1968-6-29 Plumas Near La Porte. 1371 Comment
  CHSC89022  Leucothoe davisiae B. Elliott 2002-6-8 11606 Plumas Plumas National Forest. Pacific Crest Trail. 1828 Comment
  SEINET3164391  Leucothoe davisiae E. K. Balls 1950-9-5 15681 Plumas Thompson Creek, along trail to 'Little Volcano 1402 Comment
  UC125622  Leucothoe davisiae R. M. A. Sept 1896 448 Plumas n of Tumey Comment
  CAS-BOT-BC233825  Lewisia cantelovii Lewis S. Rose 1963-6-2 63078 Plumas Rock Creek, North Fork of Feather River 640 Comment
  JEPS7065  Lewisia cantelovii Rimo Bacigalupi with Richard Hauke and Georgie Bacigalupi 1954-7-15 4728 Plumas granite cliff above Feather River Highway 1 mi upstream Tobin 762 Comment
  UCD15872  Lewisia cantelovii K. Mawdsley; M. Simpson 1998-6-28 46 Plumas Lassen National Forest, north from Hwy 70 on Forest Service road just east of Howell's Bridge over N Fork of Feather River. Ca. 300 yds along Forest Service road. 800 Comment
  CHSC63158  Lewisia kelloggii subsp. hutchisonii Lowell Ahart 1994-7-7 7467 Plumas Plumas and Sierra Counties. In the center of the Pacific Crest Trail, on Bunker Hill Ridge, about 1/2 mile (air) south-west of Pilot Peak. 2011 Comment
  CAS-BOT-BC444169  Lewisia nevadensis Alice Eastwood 1918-5-25 7038 Plumas Portola Comment
  CAS-BOT-BC444175  Lewisia nevadensis Anna Head 1920-6-15 s.n. Plumas Feather River Region Comment
  JEPS115861  Lewisia nevadensis Lowell Ahart, John Dittes, Josephine Guardino 2009-6-15 15894 Plumas About 200 yards northwest of Lake Almanor Dam, in mined over area 1421 Comment
  CAS-BOT-BC444566  Lewisia triphylla A. A. Heller 1915-7-7 12063 Plumas Near the summit of Soapstone ridge in the Sierra Nevada, 12 miles west of Bucks 1676 Comment
  CAS-BOT-BC444574  Lewisia triphylla John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-22 54103 Plumas 10.6 miles northeast of La Porte on road to Quincy 1889 Comment
  JEPS87757  Lewisia triphylla Lowell Ahart 1994-6-15 7324 Plumas w side of logging road near intersection of Lumpkin Ridge Road and road to Tamarack Flat (about 1 air mi w of Little Grass Valley Reservoir) 1767 Comment
  UC570148  Lewisia triphylla A. Lewis 1934-6-12 477 Plumas 3 1/2 mi sw Dogwood Peak; Bidwell Bar quadrangle 1493 Comment
  SEINET196551 Image available Lewisia triphylla Verne Grant, Alva Grant 1948-6-13 8580 Plumas Lava Cap 1 mile from Cascade on Oroville road 1370 Comment
  CAS-BOT-BC283810  Leymus cinereus C. R. Ball 1932-7-24 699 Plumas Humbug House, Humbug Road. 9 miles SW of Lake Almanor and 20 miles NE of Chaparral Comment
  SEINET204043 Image available Leymus cinereus F. J. Herman 1955-7-27 11944 Plumas Along highway 3.5 miles south of Vinton Comment
  CAS-BOT-BC274530  Leymus triticoides John Thomas Howell 1959-9-25 35014 Plumas 5 miles east of Beckwourth, Sierra Valley 1493 Comment
  UC170939  Lilium kelleyanum H. M. Hall 1912-6-25 9273 Plumas Butterfly Valley; Sierra Nevada Mountains 1158 Comment
  CAS-BOT-BC509330  Lilium kelleyanum Alice Eastwood 1930-6-1 14565 Plumas United States Forest Reserve, Forest Lodge, Greenville 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
  SEINET8480725  Lilium pardalinum A. A. Heller, P. B. Kennedy 1907-7-15 8856 Plumas Near mouth of Little Grizzly creek below Genessee. Comment
  CHSC21664  Lilium pardalinum subsp. pardalinum D. Brink; L. Mayer 1975-7-11 Plumas Buck's Lake Forest Service Survey. Comment
  CHSC102088  Lilium pardalinum subsp. shastense Lowell Ahart; John Dittes 2009-7-13 16041 Plumas On damp to wet soil, seep, on the north side of Forest Service Road 27N28, headwater of Clear Creek, about 2.0 miles (air) north of Butt Valley Reservoir Dam, about 3 miles (air) southwest of Lake Almanor Reservoir Dam. 1476 Comment
  CAS-BOT-BC508466  Lilium parvum E. K. Balls 1950-9-8 15718 Plumas Lakes Center Public Campground 2316 Comment
  RSA609433  Lilium washingtonianum Louis C. Wheeler 1958-7-28 7340 Plumas Sierra Nevada: South Fork Rock Creek, ca. 1/2 mile E of Bottle Springs, near Quincy 1584 Comment
  UC119801  Lilium washingtonianum subsp. purpurascens Mrs. R. M. Austin 1876-7 Plumas Comment
  CAS-BOT-BC133078  Lilium washingtonianum subsp. washingtonianum J. Ed. McClellan; Bonnie McClellan 1968-6-19 s.n. Plumas In Butterfly Botanical Area 1127 Comment
  CAS-BOT-BC133083  Lilium washingtonianum subsp. washingtonianum Pierson Durbrow 1918-7-1 s.n. Plumas Gray Eagle [Canon] Canyon 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
  UC908411  Linanthus ciliatus Milo S. Baker 1935-6-26 8090 Plumas near Cabin; Childs Meadows Comment
  UCSB29031  Linanthus ciliatus var. ciliatus C. Hardham 1961-6-17 7510 Plumas S OF SUSANVILLE 1676 Comment
  JEPS58438  Linanthus harknessii W. L. Jepson 1939-8-12 19405 Plumas Ferris Creek, branch of Last Chance Creek Last Chance Creek 1767 Comment
  JEPS12520  Linanthus harknessii George W. Gillett 1955-8-2 455 Plumas below Bench Lake (on Devils Kitchen trail, dry lower slopes of Hot Springs Valley); Lassen Volcanic National Park, Hot Springs Valley 1844 Comment
  CHSC101917  Linnaea borealis var. longiflora Lowell Ahart; John Dittes 2009-7-14 16076 Plumas Edge of a steep north slope, north of Forest Service Road 26N22, about 1.9 miles (air) southeast of Seneca, about 6 miles (air) south of Lake Almanor Reservoir Dam. 1453 Comment
  HSC101688  Linum lewisii var. lewisii Dillon North Davis 2013-6-10 16 Plumas 9.8 miles south on FS Road 25N17 from intersection with Highway 70. Comment
  CHSC101466  Listera convallarioides L. P. Janeway; Jason Emmons, Dorothy Kieffer 2009-4-29 9830 Plumas Northern High Sierra Nevada. Rock Island Ridge, 1.8 air km east of Walker Plains. Small seep and associated southwest-flowing drainage on upper ridge. 1558 Comment
  CAS-BOT-BC110588  Lithophragma Clare B. Hardham 1978-4-19 21590 Plumas Beckworth Pass. Comment
  CHSC89313  Lithophragma glabrum G. Douglas Barbe; T. C. Fuller 1982-7-16 3777 Plumas Sierra Nevada. Lava cap ridge 1.5 miles west of Wheeler Peak and 1 mile south of Beardsley Mine on forest road 3.8 mile south of Green Flat, Plumas National Forest. 1981 Comment
  CAS-BOT-BC443343  Lithophragma parviflorum Alice Eastwood 1927-6-1 14481 Plumas Forest Lodge, Greenville Comment
  SJSU15152  Lithophragma tenellum N. A. Hopkins 1993-5-26 1721 Plumas Dyson Lane, NE Sierra Valley Comment
  UC175287  Lithophragma tenellum H. M. Hall 1912-7-12 9346 Plumas Long Lake; Sierra Nevada Mountains, Long Lake 2072 Comment
  RSA52838  Lithophragma tenellum R. Weatherby 1950-5-31 1439 Plumas Lake Almanor. 1418 Comment
  CHSC80166  Lithospermum ruderale L. P. Janeway 1996-6-5 4989 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
  POM147056  Lomatium macrocarpum Alice Eastwood 1927-6-14 14566 Plumas Forest Lodge near Greenville Comment
  CDA18661  Lomatium macrocarpum G. D. Barbe, T. C. Fuller 1982-6-15 3719 Plumas Sierra Nevada; 1.0 mile below and northeast of Red Hill Summit, Plumas National Forest. 1783 Comment
  CHSC40871  Lomatium nudicaule K. R. Stern 1985-6-25 8226 Plumas Vicinity of Blairsden. 1371 Comment
  SJSU4149  Lomatium nudicaule C. W. Sharsmith & W. Savage 1967-5-20 7519 Plumas near S base The Buttes c. 7 mi W of Vinton, Sierra Valley 1524 Comment
  CHSC96896  Lomatium plummerae Lowell Ahart; John Dittes, Josephine Guardino 2007-6-8 13991 Plumas East side of an open rocky flat, 10 yards west of a poor dirt road, about a mile (air) north of the north end of Lake Davis. 1965 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
  UC1075714  Lonicera involucrata var. involucrata Robert J. Weatherby 1955-6-26 1557 Plumas near Lakes Ranger Station; Lakes Basin 1981 Comment
  CAS-BOT-BC200949  Lotus John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-26 54372 Plumas 0.75 miles northeast of Bucks Summit on road to Quincy 1600 Comment
  UC1129107  Lotus oblongifolius var. oblongifolius G. T. Nordstrom 1934-7-2 175 Plumas 1 mi se Mt. Ararat; Plumas National Forest, Bidwell Bar Quad. 1584 Comment
  RSA0035829  Lotus purshianus var. purshianus Lowell A. Ahart 2008-8-13 15170 Plumas East side of La Porte Road, west of East Branch Creek, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte. 1613 Comment
  RSA769812  Lotus purshianus var. purshianus L. Ahart 2008-9-10 15381 Plumas Sides of Onion Valley Creek, in 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 9.5 air miles northeast of La Porte. 1917 Comment
  UC207663  Lotus purshianus var. purshianus H. M. Hall 1912-8-5 9387 Plumas Marston Sierra Nevada Mountains Comment
  UC1101420  Ludwigia palustris Malcolm A. Nobs and S. Galen Smith 1949-8-19 1403 Plumas ca. 2 mi. s. Greenville (Indian Valley); Indian Valley Comment
  RSA0076001  Lupinus adsurgens Daisie Huang 2006-8-11 06081106 Plumas Quincy-La Porte Rd. 1257 Comment
  JEPS125949  Lupinus adsurgens var. adsurgens D. W. Taylor 2000-7-30 17534 Plumas Genesee Valley, road to Antelope Lake Reservoir (Forest Road 172) ca 3 miles E of Genesee Comment
  POM181084  Lupinus albifrons var. albifrons A. A. Heller, P. B. Kennedy, A. H. Heller 1907-7-2 s.n. Plumas Between Vinton and Beckwith. [Beckwourth] Comment
  JEPS85917  Lupinus angustiflorus L. P. Janeway 1990-7-12 3795 C Plumas along top of Eureka Ridge ca 0.5 mi s of the head, Beckwourth Ranger District Bear Creek; Plumas National Forest, Johnsville Quad., Bear Creek 2103 Comment
  CHSC52424  Lupinus arbustus L. P. Janeway 1990-6-8 3707 Plumas Plumas National Forest. Little Long Valley, E-facing side of canyon; along rd 23N12 ca 0.8 mi N of jct with rd 23N51. 1722 Comment
  RSA372162  Lupinus arbustus subsp. silvicola LeDoux, Morris, Dunn 1973-6-5 1077 Plumas Collected on south side of Greenville. Comment
  RSA638998  Lupinus arbustus subsp. silvicola Michael A. Vincent 1999-6-8 8556 Plumas Plumas Natl Forest, Milford Ranger District, along FS 26N17 just north of FS 26N40. Comment
  CHSC60181  Lupinus argenteus var. argenteus L. P. Janeway; Garrett Gibson 1991-6-13 4008 Plumas Plumas National Forest. Between Middle Fork Feather River and Hwy 70, ca 0.3 mi east of Claireville Flat. 1484 Comment
  CHSC36862  Lupinus argenteus var. heteranthus M. S. Taylor 1982-8-19 5025 Plumas Along Fitch Canyon Rd, ca. 1 mi sw of its junction with Milford-Beckwourth Rd, ca. 4 mi s of Milford. 1828 Comment
  SEINET5327874  Lupinus argenteus var. heteranthus W. Harnach, N. Harnach 1989-5-22 114 Plumas Sierra Valley; E side of Co. Rd. A-23 across from road to Barry corrals 1494 Comment
  CAS-BOT-BC208843  Lupinus argenteus var. meionanthus A. A. Heller; B. B. Kennedy 1907-7-16 8864 Plumas Genessee Valley near Genessee Comment
  SEINET7063469 Image available Lupinus bicolor A. G. Vestal 1947-3-31 s.n. Plumas Grassy road shoulder in Warner Valley along Warner Creek. UTM Zone 10, 643846mE, 4469696mN. (WGS84/NAD83). 1535 Comment
  CHSC35934  Lupinus breweri M. S. Taylor 1982-6-10 4630 Plumas In sand on road, ca. 1 mi ne of Mapes Canyon, ca. 3 air mi nnw of Beckwourth. 1798 Comment
  RSA0077083  Lupinus breweri Daisie Huang 2006-8-11 06081101 Plumas Rattlesnake Creek, N of Hwy 70. 72 Comment
  CHSC112062  Lupinus breweri var. breweri L. P. Janeway 2014-7-15 11527 Plumas Northern High Sierra Nevada. Plumas National Forest; Happy Valley, about 6.4 air-km northeast of Cromberg; 0.5 km north of Long Valley Creek, in the middle of Happy Valley. 1754 Comment
  POM253164  Lupinus confertus A. A. Heller 1938-6-14 15160 Plumas Along the feather river Hwy near Grays flat. 869 Comment
  CAS-BOT-BC215126  Lupinus dalesiae Rimo Bacigalupi 1927-7-8 1664 Plumas Western edge of Long Lake Comment
  CAS-BOT-BC215355  Lupinus dalesiae M. S. Taylor 1982-5-25 4526 Plumas S side of 23N12, ca. 8 miles E of its jct with 23N52, ca 0.75 mile W of McDermott Ravine, 1.5 miles NE of Sloat 1371 Comment
  CAS-BOT-BC215381  Lupinus dalesiae M. S. Taylor 1982-6-23 4719 Plumas S side of 23N43Y, 2.4 miles W of its junction with Peoria Creek Road (23N10), ca. 1 mile S of English Bar, ca. 6 miles SW of Sloat 1402 Comment
  CAS-BOT-BC215400  Lupinus dalesiae L. P. Janeway 1990-6-8 3706 Plumas Little Long Valley, along road 23N12 ca 0.6 mile N of junction with road 23N51 1722 Comment
  CAS-BOT-BC215412  Lupinus dalesiae M. S. Taylor 1982-6-1 4575 Plumas On N side of Highway 70, Indian Hill, ca. 1 mile W of Quincy 1097 Comment
  CHSC35910  Lupinus dalesiae M. S. Taylor 1982-6-16 4684 Plumas N side of 24N13, ca. 0.1 mi e of its jct with Willow Creek Rd (23N13), ca. 4 air mi se of Quincy. 1584 Comment
  CHSC36203  Lupinus dalesiae M. S. Taylor 1982-5-25 4528 Plumas W side of Peoria Creek Rd (23N10), 2.1 - 2.2 mi w of its jct with Poplar Creek near Sloat. 1341 Comment
  JEPS85923  Lupinus dalesiae L. P. Janeway 1990-6-12 3714 Plumas ca 1/0 mi n of Hwy 70/89 wnw facing slope along Rattlesnake Creek (vicinity of Long Valley, Sloat); Plumas Natl Forest, Mt. Ingalls Quad., Rattlesnake Creek 1417 Comment
  SD106945  Lupinus dalesiae Melvin L. Conrad, D. B. Dunn, LeDoux 1973-6-5 7058 Plumas 5.2 miles west of the junction of Hwy 70 & Meadow Valley Road in Quincy, loose rocky north-facing roadside bank 1219 Comment
  UC170943  Lupinus dalesiae H. M. Hall 1912-7-12 9313 Plumas e slope Mt. Elwell; Sierra Nevada Mountains, e slope Mt. Elwell 2133 Comment
  SEINET10452042  Lupinus dalesiae Mary Susan Taylor 1982-7-21 Taylor 4887 Plumas T24N R10E e/se sec 7. Quincy quad. American Valley, on ne side of hills s of Greenhorn Creek, ca. 1.5 mi ne of Quincy. 3500 ft. 1069 Comment
  SEINET10485180  Lupinus dalesiae Mary Susan Taylor 1982-7-17 Taylor 4691 Plumas T23n r11e sw1/4nw1/4 sec 17. Blue nose mt quad. On open bare phyllite roadcut On and road, both sides of 23n44y, 1.3 mi. W of its jct with 23n50y, ca 2 air Mi. Sw of sloat. With silene lemmonii, collinsia torreyi. 1494 Comment
  SEINET10841218  Lupinus dalesiae Mary Susan Taylor 1982-6-17 Taylor 4691 Plumas T23N R11E sw/nw sec 17. Blue Nose Mt quad. Both sides of 23N44Y, 1.3 mi w of its jct with Bell Bar Cr Rd (23N50Y), ca. 2 air mi sw of Sloat. Elev 4900 ft. 1493 Comment
  SEINET10841219  Lupinus dalesiae Mary Susan Taylor 1982-6-2 Taylor 4597 Plumas T23N R12E sw/ne sec 17. Johnsville quad. ALong 23N11, on loop through Cogswell Ravine, 3.2 mi ne of Jackson Cr Cmpgr, ca. 5 air mi n of Mohawk. 5700 ft. 1737 Comment
  SEINET10906995  Lupinus dalesiae Mary Susan Taylor 1982-5-25 Taylor 4530 Plumas T23N R10E se sec 26. Blue Nose Mt quad. On w facing rdbk, w side of Peoria Creek Rd 923N10), 13.5 mi sw of its jct with Poplar Creek just s of Sloat. Old burn now brushfields; 4800 ft. 1463 Comment
  UCSB16017  Lupinus formosus Breedlove, Dennis 1962-6-12 Plumas On northern bank of Indian Creek; along State Highway 89, 6.9 miles south of Greenville; Sierra Nevada 1066 Comment
  CAS-BOT-BC323947  Lupinus grayi M. S. Taylor 1982-6-14 4673 Plumas On ridge W of Indian Falls on Hwy 89. 1310 Comment
  CDA27440  Lupinus grayi G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-25 3306 Plumas 1.4 miles north-northeast of Engle Mine townsite on Diamond Mountain Road. Comment
  RSA26085  Lupinus grayi H. C. Cantelow 1940-5-12 s.n. Plumas 4/10 mile west of Quincy, on Busks Lake Road. Comment
  SEINET10484002  Lupinus grayi Mary Susan Taylor 1982-5-27 Taylor 4552 Plumas W side of Deans Valley Rd (24N29), ca. 0.7 mi S of its jct with Bucks Lake Rd, ca. 1 mi E of Meadow Valley. 1158 Comment
  SEINET11071860 Image available Lupinus grayi A. A. Heller, P. B. Kennedy 1907-7-15 8832 Plumas Near mouth of Little Grizzly creek below Genessee Comment
  CHSC55703  Lupinus latifolius var. columbianus K. R. Stern 1985-6-25 8273 Plumas Vicinity of Blairsden. 1402 Comment
  CHSC913  Lupinus lepidus var. confertus V. Holt 1942-7-1 Plumas Na Wa Kwa. 1319 Comment
  CHSC82497  Lupinus lepidus var. sellulus Lowell Ahart 2002-6-26 9780 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
  HSC97071  Lupinus meionanthus John Dittes 2005-7-11 1211 Plumas 12.7 mi. NNE of Taylorsville, 5.3 mi. SW of Diamond Mtn., 4.6 mi. SE of Indicator Peak, N side of Smith Creek Comment
  UC725950  Lupinus nanus A. A. Heller 1913-6-13 10865 Plumas near Quincy; near Quincy 1066 Comment
  SEINET10452161  Lupinus obtusilobus Mary Susan Taylor, H. Swanson 1982-8-11 Taylor 4968 Plumas T21N R11E se sec 3. Sierra City NW quad. On ridge between Florentine Cyn and Spencer Lakes, ca. 5 mi sw of Johnsville. 7000 ft. 2133 Comment
  POM147064  Lupinus onustus Alice Eastwood 1927-06 14461 Plumas United States Forest Reserve, Forest Lodge, Greenville. Comment
  POM181629  Lupinus onustus J. G. Lemmon 1874-09 s.n. Plumas Greenville Peak. Comment
  SEINET10484150  Lupinus polyphyllus subsp. superbus Mary Susan Taylor 1982-7-7 Taylor 4787 A Plumas T22N R12E sw/ne sec 9. Johnsville quad. Jct of Hwy 70 and Mohawk turnoff, at Mohawk Ranger Station, ca. 1 mi w of Blairsden. 4400 ft. 1341 Comment
  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
  RSA372133  Lupinus sellulus subsp. sellulus LeDoux, Dunn, Conrad 1973-6-5 1082 Plumas Juction of Hwy. 70 and Twain Road. 1067 Comment
  POM23642  Lupinus sellulus var. artulus Marcus E. Jones s.n. Plumas Prattville 1372 Comment
  UCD15243  Lupinus stiversii Stephen Brown 1974-5-4 111 Plumas Feather River Canyon, approximately 1 mile above Rock Creek on a gravel road. 457 Comment
  RSA75657  Luzula comosa L. S. Rose 1951-6-28 51031 Plumas McRae Meadows, 8 mi. sw. of Johnsville 1951 Comment
  CHSC98352  Luzula macrantha L. P. Janeway 2007-6-3 9008 Plumas Northern High Sierra Nevada. Eastern end of Red Mountain, along the high exposed rocky ridgeline. 1929 Comment
  RSA68994  Lysimachia nummularia D. D. Keck 1932-7-3 1627 Plumas Quincy, along branchlet of Spanish Creek in meadow. also a large colony spreading over a vacant lot near center of town Comment
  CHSC54391  Madia citrigracilis Vernon H. Oswald 1991-7-8 4699 Plumas Lassen Volcanic National Park. Trail between Willow Lake and Terminal Geyser, just within the south park boundary. 1676 Comment
  CAS-BOT-BC343787  Madia elegans David D. Keck 1938-8-9 4895 Plumas 1 mi. W. of Portola 1480 Comment
  CDA15378  Madia elegans subsp. elegans G. F. Hrusa 1997-6-26 13893 Plumas Sierra Nevada; approx. 1/4 mi. N from USFS 23N22D terminus. Comment
  CHSC59903  Madia elegans subsp. elegans L. P. Janeway 1992-7-31 4282 Plumas In canyon of North Fork Feather River; along the Chambers Creek Trail ca 0.5 mi from Hwy 70 (along old powerline access road). 682 Comment
  JEPS115873  Madia exigua Lowell Ahart, John Dittes, Josephine Guardino 2009-6-15 15887 Plumas About 200 yards northwest of Lake Almanor Dam, depression in mined over area 1421 Comment
  CAS-BOT-BC344467  Madia exigua David D. Keck 1932-7-3 1619 Plumas North of Spanish Creek. Quincy, in the Northern Sierra Nevada 1065 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
  CHSC113608  Madia glomerata Lowell Ahart 2014-8-26 19774 Plumas Gravel bars 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
  CHSC115897  Madia glomerata L. P. Janeway 2015-7-29 11807 Plumas Northern High Sierra Nevada. Plumas National Forest; Sawpit Flat, along the road to Cleghorn Bar 2.5 road-km northwest of La Porte-Quincy Road; between Bird Creek, Onion Valley Creek, and Finger Board. 1926 Comment
  CHSC34880  Madia glomerata M. S. Taylor 1981-8-31 4253 Plumas S side of Hwy 89, ca. 0.5 mi s of Clio. 1341 Comment
  CHSC92184  Madia glomerata Lowell Ahart; John Dittes 2005-9-19 12401 Plumas Along the sides of a good dirt road, about 1 1/4 miles east of Kettle Rock, about 1 1/4 miles southeast of Taylor Lake. 1989 Comment
  JEPS122167  Madia glomerata Lowell Ahart 2014-8-26 19774 Plumas In the center of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. 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
  CAS-BOT-BC342869  Madia glomerata John Thomas Howell 1959-9-24 34965 Plumas Sierra Valley near Beckworth 1478 Comment
  RSA603707  Madia glomerata Joseph A. Ewan 1934-7-18 8574 Plumas Middle Fork Feather River at Portola Comment
  UC711912  Madia glomerata Roxana S. Ferris and Laura Lorraine 1941-8-9 10430 Plumas near village; Lake Almanor Public Camp Comment
  CAS-BOT-BC343266  Madia gracilis Clare B. Hardham 1975-8-2 20473 Plumas Black Mt. 2133 Comment
  CAS-BOT-BC343274  Madia gracilis John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54252 Plumas About 2.5 miles southeast of Mt. Hough on the road to Quincy 1798 Comment
  CDA13944  Madia gracilis G. F. Hrusa 1997-6-26 13883 A Plumas Sierra Nevada; Open flats 1/2 mi. NE of intersection of Hwy 70 and Rattlesnake Creek Rd (to N; USFS 508)/and Sloat Rd. (to S). Comment
  RSA755776  Madia gracilis L. Ahart, John Dittes, Josephine Guardino 2009-7-21 16112 Plumas About 20 yards east of Forest Service Road 27N26, about 1000 feet northwest of Powerhouse at the north end of Butt Valley Reservoir, about 3 air miles southwest of Lake Almanor. 1303 Comment
  SBBG32348  Madia gracilis L. S. Rose 1967-7-12 Plumas Quincy 1036 Comment
  CAS-BOT-BC343253  Madia gracilis Joseph Andorfer Ewan 1934-7-19 8241 Plumas Dentens (Blairsden) 1615 Comment
  RSA95494  Madia minima L. S. Rose 1954-5-30 54058 Plumas Johnsville 1601 Comment
  SEINET10474821  Madia minima Mary Susan Taylor 1982-5-7 Taylor 4422 Plumas T24N R16E se sec 26. Frenchman Lake quad. E side of 24N51X, 0.8 mi n of Crystal Peak/Adams Pk Rd jct, ca. 7 air mi n of Chilcoot, on ridge e of Frenchman Lake. Jeffrey Pine Foprest. 6200 ft. 1890 Comment
  CAS-BOT-BC512092  Maianthemum racemosum subsp. amplexicaule Thomas H. Kearney 1944-8-14 34 Plumas Near Prattville, Lake Almanor Comment
  CAS-BOT-BC512873  Maianthemum stellatum John Thomas Howell 1960-7-20 35737 Plumas Boiling Springs Lake.. Drakesbad 1828 Comment
  CAS-BOT-BC347524  Malacothrix floccifera John Thomas Howell 1975-6-16 51157 Plumas 2 miles northwest of Spring Garden 1173 Comment
  CHSC66753  Malacothrix floccifera Vernon H. Oswald; Lowell Ahart 1996-8-14 8158 Plumas Northern High Sierra Nevada. Road paralleling Spanish Creek near Greens Flat ca. 2 mi (air) NW of Meadow Valley (on the Oroville-Quincy Hwy.). Along the road. 1127 Comment
  SEINET10475285  Malacothrix floccifera Mary Susan Taylor 1981-7-27 Taylor 4141 Plumas T25N R11E NW 1/4 sec 12. Genesse Valley quad. On granite embankment E side of 25N42 Flournoy Grade, 1.3 mi S of Flour- noy Bridge, ca. 3 mi E of Genesse. 4400 ft. 1341 Comment
  SEINET11808091  Malacothrix floccifera H. M. Hall, Babcock, E. B. 1903-1 4433 Plumas Indian Valley, Sierra Nevada Mountains 1067 Comment
  CAS-BOT-BC71086  Marsilea vestita John Thomas Howell 1926-7-30 2159 Plumas Lake Almanor Comment
  JEPS101227  Marsilea vestita subsp. vestita Dean W. Taylor 2000-8-12 17578 Plumas far eastern shore near Pioneer Cabin Antelope Lake; ; Antelope Lake, far eastern shore near Pioneer Cabin 1524 Comment
  JEPS102440  Marsilea vestita subsp. vestita Lowell Ahart 2001-10-8 9320 Plumas Below the high water line of Antelope Lake, at the day camp that is north of Dedication Island, Antelope Lake, about 24 miles (air) NE of Quincy. 1522 Comment
  SEINET11601831 Image available Matricaria discoidea T. Ramelli 1948-5-16 40 Plumas 0.5 miles west of Vinton 1524 Comment
  CAS-BOT-BC269225  Melica aristata John Thomas Howell 1960-7-21 35823 Plumas Lassen Volcanic National Park. Near Terminal Geyser 1798 Comment
  CHSC107906  Melica aristata L. P. Janeway 2011-8-23 10671 Plumas Northern High Sierra Nevada. Plumas National Forest; north side of Road 22N50Y 0.7 road km east of Road 22N60; 2.4 air km east-northeast of the northeast corner of Little Grassy Valley Reservoir. Small grassy openings in north-facing slopes. 1719 Comment
  SEINET10836202  Melica aristata Mary Susan Taylor 1982-7-7 Taylor 4784 Plumas T23N R11E nw/sw sec 26. Johnsville quad. N side of 23N36, just e of its jct with 23N35, s slope of Big Hill, ca. 3 air mi s of Sloat. Mixed Ever- green Forest. 5300 ft. 1615 Comment
  CAS-BOT-BC282087  Melica fugax John Thomas Howell; et al. 1968-6-11 2362 Plumas Butterfly Botanical Botanical Area and Vicinity. At confluence of Spanish Creek and Butterfly Creek Comment
  JEPS106198  Melica fugax Lowell Ahart, John Dittes, Josephine Guardino 2004-5-16 10910 Plumas East of the dirt road, south of the Bucks Lake Road, about 2 miles (air) northeast of Meadow Valley, about 5 miles (air) west of Quincy 1147 Comment
  SEINET10599379  Melica fugax Lowell Ahart 1986-7-8 Ahart 5346 Plumas On damp rocky soil, in an area of bare open serpentine, about 1 mile north-west of Pilot Peak, about 14 miles north-east of La Porte. Red Fir Forest. 1981 Comment
  CAS-BOT-BC281268  Melica geyeri John Thomas Howell; Gordon H. True; Walter & Irja Knight 1969-6-24 2431 Plumas Butterfly Botanical Area and Vicinity. Collected in vicinity of Butterfly Creek mouth 883 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
  JEPS102462  Melica stricta Lowell Ahart 2001-7-17 8929 Plumas Outcrops, on the south side of a logging road, south of a small branch of Butt Creek, about 2 1/2 miles (air) north of Humboldt Summit. 1828 Comment
  UC641678  Melica stricta G. L. Stebbins Jr. 1939-7-9 2937 Plumas n side Meadow View Peak 1981 Comment
  CAS-BOT-BC264181  Melica subulata John Thomas Howell 1962-6-17 37682 Plumas Butterfly Valley, Sierra Nevada 1036 Comment
  HSC100732  Mentha arvensis Lowell Ahart, John Dittes, Josephine Guardino 2009-7-29 16243 Plumas Below the high water line of Lake Almanor, 1,849 ft. NW of Lake Almanor Dam. 1591 Comment
  RSA754549  Mentha arvensis L. Ahart, John Dittes, Josephine Guardino 2009-7-29 16243 Plumas Below the high water line of Lake Almanor, 1849 feet NW of Lake Almanor Dam. 1591 Comment
  CDA17284  Mentzelia dispersa G. F. Hrusa, S. Gaimari, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16311 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
  CHSC21683  Menyanthes trifoliata D. Brink; L. Mayer 1975-8-6 Plumas In shallow water @ Mud Lake. Comment
  SEINET12326109  Menyanthes trifoliata W. Knight, Knight, I. 1983-1 4927 Plumas On road between Chester and Drakesbad. Yellow Pine Forest Plant Community. Warner Valley 1570 Comment
  UC79019  Mertensia ciliata Mrs. R. M. Austin 1883-1 442 Plumas Summit Grade, between Prattville [and Brices][?] Comment
  CDA13422  Mertensia ciliata var. stomatechoides G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13270 Plumas Sierra Nevada; Slopes above Bull Run Creek off USFS 23N12E. Comment
  CDA19221  Mertensia ciliata var. stomatechoides G. D. Barbe, T. C. Fuller 1982-6-16 3784 Plumas Plumas National Forest; below Mud Lake, 3/4 mile NE of Eisenheimer Peak. 2097 Comment
  CHSC65123  Micranthes aprica Vernon H. Oswald 1995-7-24 7111 Plumas Caribou Wilderness N of Chester, on the trail between Indian Mdw. and Beauty Lake. 2011 Comment
  CAS-BOT-BC428885  Micranthes californica Barbara Sherfey 1962-5-1 s.n. Plumas Feather River Canyon. Comment
  CAS-BOT-BC429238  Micranthes oregana E. D. Merrill 1929-7-13 s.n. Plumas Silver Lake 1828 Comment
  CAS-BOT-BC429240  Micranthes oregana John Thomas Howell 1960-7-23 35963 Plumas Lassen Volcanic National Park. Dream Lake, Drakesbad 1828 Comment
  CAS-BOT-BC349336  Microseris nutans John Thomas Howell 1960-7-21 35807 Plumas Lassen Volcanic National Park. Near Terminal Geyser 1828 Comment
  CAS-BOT-BC349344  Microseris nutans Mrs. H. C. Cantelow 1939-5-20 2548 Plumas Rock Creek Rd. w. of Quincy Comment
  RSA165459  Microseris nutans Clare B. Hardham 1961-6-16 7471 Plumas Diamond Peak 2134 Comment
  RSA95071  Microseris nutans F. W. Peirson 1926-6-22 6812 Plumas Drakesbad, Lassen National Park, on trail to Boiling Lake 1707 Comment
  SEINET10475170  Microseris nutans Lowell Ahart, Peter Ahart 1983-8-17 Ahart 4326 Plumas Near Onion Valley, west of Pilot Peak, near the Quincy-LaPorte Rd, northeast of La Porte. Red Fir Forest; 2000 m. 2000 Comment
  CHSC53207  Microsteris gracilis L. P. Janeway 1989-6-14 3309 Plumas Plumas National Forest. Along southerly side of Red Clover Valley. 1685 Comment
  CHSC97540  Microsteris gracilis Lowell Ahart; John Dittes 2007-6-16 14110 Plumas East of a small stream, on the south side of County Road 111 (Beckwourth Gensee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1647 Comment
  HSC21162  Microsteris gracilis R. P. Maynard Jr 1963-5-4 45 Plumas 7 mi. S of Lake Almanor on Hwy. 89 Comment
  RSA726355  Microsteris gracilis subsp. gracilis L. Ahart, John Dittes 2007-6-16 14110 Plumas East side of the small stream, on the south side of County Road 111 (Beckwourth Gensee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1648 Comment
  UC1035981  Mimulus aurantiacus var. grandiflorus Helen K. Sharsmith 1955-6-28 4525 Plumas near Pulga; East Branch of North Fork of Feather River 609 Comment
  JEPS28624  Mimulus breweri George W. Gillett 1957-7-18 812 Plumas near trail on ne side Boiling Springs Lake; Lassen Volcanic National Park 1813 Comment
  CDA9305  Mimulus cardinalis D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-2 6 .254 Plumas Along road at base of cliff about 15 miles E of Oroville. Mark 83. Comment
  JEPS10490  Mimulus guttatus W. L. Jepson 1939-7-31 19297 Plumas half-way between Meadow Valley and Buck's Valley; Spanish Peak 1676 Comment
  JEPS81476  Mimulus lewisii M. S. Taylor and H. Swanson 1982-8-11 4961 Plumas ca. 5 mi air sw Johnsville (along 23M08, n side of the A-Tree, saddle at head of Florentine Canyon); Sierra City NW quad. 2042 Comment
  SEINET10570243  Mimulus mephiticus Mary Susan Taylor 1981-5-10 Taylor 3664 B 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
  UC149929  Mimulus moniliformis Katharine Brandegee 1911-7-30 Plumas Portola Comment
  SEINET12249487  Mimulus moschatus K. R. Stern 1975-1 5880 Plumas SW shore Lake Almanor 1372 Comment
  RSA165579  Mimulus nanus var. mephiticus Clare B. Hardham 1961-6-15 7426 Plumas Engelmine. 1829 Comment
  UC1063557  Mimulus nanus var. mephiticus E. Sawyer 1935-6-22 200 Plumas 1.4 mi se Crow; Plumas National Forest, Sierraville Quadrangle Comment
  JEPS80684  Mimulus pulsiferae L. R. Heckard and T. I. Chuang 1981-6-10 5535 Plumas 2 mi ne Almanor (along highway 89 at North Humbug-Humboldt Cross Road junction, w of Lake Almanor) 1391 Comment
  JEPS28121  Mimulus suksdorfii John Thomas Howell 1962-6-19 37870 Plumas 5.8 mi e Beckwourth; Sierra Nevada 1493 Comment
  RSA309200  Mimulus torreyi George W. Gillett 1955-8-2 464 Plumas Across Hot Springs Creek from Boiling Springs at lower end of Devil's Kitchen. Comment
  CAS-BOT-BC432980  Mitella breweri M. S. Taylor 1982-6-17 4698 Plumas Along Oliver Creek, at its jct with 23N39, ca. 3 air mi sw of Sloat. 1615 Comment
  UC1594682  Mitella breweri Vernon H. Oswald, Lowell Ahart, Linnea Hanson, Lawrence Janeway, and Joan Reynolds 1992-7-1 5044 b Plumas near entrance gate to Elwell Lodge (s end of campground, s margin of lake, ca 5 air mi ssw of Graeagle via Gold Lake Forest Hwy (County Rd. 519)); Grass Lake, Lakes Basin Campground Comment
  CDA40935  Monardella follettii L. P. Janeway 2001-8-5 7422 Plumas High Cascade Range; Near top of ridge between Yellow Creek and North Fork Feather River (and Caribou Road). Comment
  SBBG124928  Monardella follettii W. I. Follett 1937-8-2 108 Plumas Rich Gulch (NE slope of Red Hill), E branch of North Fk Feather River [ISOTYPE] 1280 Comment
  UCD169412  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
  CHSC118658  Monardella follettii Noah Siegel 2015-7-29 2015007 Plumas Plumas National Forest. Located on the north side of Rush Creek Hill, just south of Forest Service road 26N67F4. UTM 660981 E, 4437231 N, NAD83 Zone 10N. 1825 Comment
  CHSC52043  Monardella odoratissima L. P. Janeway 1989-8-2 3549 Plumas Plumas National Forest. On top of Eureka Ridge at head of Chris Cr. 2080 Comment
  SEINET3152592  Monardella odoratissima subsp. glauca E. K. Balls 1950-9-1 15584 Plumas Long Lake, E shore toward Mt. Elwell. 2103 Comment
  UC1124567  Monardella odoratissima subsp. glauca D. Axelrod 1934-6-12 38 Plumas 1/2 mi south of Fowler Peak; Plumas National Forest, Downieville Quadrangle Comment
  CHSC112608  Monardella odoratissima subsp. pallida Lowell Ahart 2013-9-11 19024 Plumas Near large granite boulders, on east side of Antelope Lake, west of the paved road, south of Antelope Creek, about 16 miles (air) northeast of Taylorsville. 1562 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
  UCSB63979  Monardella odoratissima subsp. pallida Jokerst, James 1987-5-28 Plumas Ward Creek Canyon on steep, rocky edge SW of creek; T25N R11E center S 1/2 Sect. 23 1463 Comment
  CAS-BOT-BC220485  Monardella sheltonii John Thomas Howell 1975-7-22 51370 Plumas 2 miles northwest of Spring Garden 1173 Comment
  CHSC41775  Monardella sheltonii Lowell Ahart 1986-7-25 5373 Plumas Along Cleghorn Bar Road, about 1 1/2 miles west of Finger Board, about 4 miles north-west of Pilot Peak. 1828 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
  SJSU15284  Monardella sheltonii S. Woolhouse 2010-7-20 5 Plumas On forest service road 26N26 north of Highway 70 and west of Caribou Road. Comment
  CHSC107423  Monardella stebbinsii L. P. Janeway; Peter Zika 2011-8-6 10637 Plumas Northern High Sierra Nevada. Plumas National Forest; Serpentine Canyon; steep rocky outcrops and talus serpentine slopes on north side of Hwy 70/East Branch North Fork Feather River, 2.9 road km east of the Rich Bar Overlook. 838 Comment
  CAS-BOT-BC7366  Monardella stebbinsii Clare Butterworth Hardham 1968-7-15 15680 Plumas Belden--Caribou Rd., about 1 mile N of Queen Lily Camp Ground. North Fork of Feather River. 853 Comment
  SEINET10582266  Monardella stebbinsii A. Graff 1993-7-22 Graff 329 Plumas Plumas National Forest. .75 miles north on Caribou Rd. (USNFS Rd. 27N26) from wooden bridge just past USNFS Queen Lily Campground, on left roadside. T25N,R8E,S4. Rare, on a rocky, iron-rich serpentine slope, with occasional Pinus ponderosa, Quercus sp., Salix sp. Beginning of bloom. Comment
  SEINET12334042  Monardella villosa subsp. sheltonii L. P. Janeway 1989-1 3459 Plumas Johnsville quad T23N R12E NW? of sec20, Above Jackson Cr. and Middle Fk Feather River, 2.3 mi from * 1646 Comment
  CAS-BOT-BC444742  Montia chamissoi John Thomas Howell 1960-7-23 35969 Plumas Lassen Volcanic National Park. Dream Lake, Drakesbad 1828 Comment
  SEINET10572655  Montia chamissoi Mary Susan Taylor 1982-6-10 Taylor 4629 Plumas T23N R15E sw sec 6. Reconnaissance Peak quad. In wet Montane Meadow, se corner of jct of 24N32 & 24N02 at Dotta Saddle, ca. 3.5 mi nne of Beckwourth. 6000 ft. 1829 Comment
  JEPS113827  Montia fontana subsp. chondrosperma Lowell Ahart, John Dittes 2007-6-17 14176 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
  CAS-BOT-BC445080  Montia linearis Lewis S. Rose 1963-6-3 63102 Plumas Butterfly Valley, 2 mi. sw. of Keddie 1036 Comment
  CAS-BOT-BC445096  Montia linearis Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1967-5-8 1800 Plumas Butterfly Botanical Area and Vicinity. Butterfly Valley meadow 1066 Comment
  CAS-BOT-BC445100  Montia linearis A. A. Heller; P. B. Kennedy 1907-7-4 8731 Plumas Two miles south of Red Clover valley Comment
  SEINET10572666  Montia linearis Mary Susan Taylor 1981-5-10 Taylor 3676 Plumas T27N R13E nw/sw sec 19. Antelope Lake quad. E side of Antelope Lake, in and around large wet Pioneer Meadow, ca. 20 air mi ne of Taylorsville. 5040 ft. 1536 Comment
  JEPS50775  Montia parvifolia Rimo Bacigalupi with Paul Hutchison and L. R. Heckard 1967-6-16 9286 a Plumas just n of Storrie (along Feather River Highway); Feather River Highway 716 Comment
  CAS-BOT-BC267014  Muhlenbergia filiformis Clarence R. Quick 1966-7-7 66 37 B Plumas E of Cottonwood Creek crossing, ca 3 miles S of W end of Humbug Valley 1402 Comment
  CDA13969  Muhlenbergia filiformis G. F. Hrusa 1996-8-2 13432 Plumas Sierra Nevada; Steep rocky slopes at SW base of ridge between Argentine & Taylor Rocks, n 1 mi. NW of Argentine Rock. Sunny, wet, old roadbed, where it cuts through wet springline; trib. of Squirrel Creek. Annual. Comment
  UCD86661  Muhlenbergia filiformis John Thomas Howell 1960-7-18 35581 Plumas Lassen Volcanic National Park. Drakesbad. 1676 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
  CHSC67414  Muhlenbergia richardsonis James D. Jokerst 1985-6-10 2400 Plumas Indian Creek Small Hydro Survey. Adjacent to Indian Creek 400 m S of Hwy. 70, ca. 2 mi SW of Crescent. Comment
  UCD143639  Muilla transmontana Louis K. Mann; Patricia Mann 1963-6-17 s.n. Plumas Beckworth Pass, (U.S. Alt. 40); near Lester Davis roadside rest. 1682 Comment
  CHSC89327  Myosotis laxa G. Douglas Barbe; T. C. Fuller 1982-6-15 3685 Plumas Sierra Nevada Foothills. Chevron Station at west end of Quincy, Hwy 70 and Lawrence Street. 1036 Comment
  RSA718932  Myosotis scorpioides L. Ahart 2006-10-8 13408 Plumas On the east bank of Chips Creek, southeast of the bridge on Highway 70, on the north side of the North Fork of the Feather River, about 1.25 miles southwest of Belden. 715 Comment
  POM186544  Myosotis scorpioides D. D. Keck 1932-7-3 1659 Plumas Quincy, in the northern Sierra Nevada. Along Spanish Creek. 1067 Comment
  JEPS106322  Myosurus apetalus var. borealis Lowell Ahart, John Dittes, Josephine Guardino, Robert Schlising 2004-6-14 11064 Plumas 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 [Sloat] 1796 Comment
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Apr 8 2009
  RSA641881  Myosurus minimus Michael A. Vincent 1999-6-7 8540 Plumas Plumas National Forest; Beckwourth Ranger district along Route A23, just south of Route 70, SW of Beckwourth. Comment
  CHSC32875  Myriophyllum sibiricum L. Ahart 1980-9-17 2652 Plumas In the small shallow lake, ca. 0.5 mi w of Fowler Peak, ca. 8 mi n of La Porte. 1600 Comment
  CHSC46615  Myriophyllum sibiricum V. Oswald; L. Ahart, L. Hanson 1989-7-31 3907 Plumas Lake at the headwaters of Fowler (Slate) Creek, 6.5 mi (air) n of La Porte, 0.5 mi (air) w of Fowler Pk. In shallow water on the edge of a floating sphagnum bog. 1670 Comment
  HSC39511  Nama lobbii J. O. Sawyer 1976-8-5 2829 Plumas Bucks Summit E of Bucks Lake Comment
  RSA239302  Narthecium californicum Robert F. Thorne, Larry E. DeBuhr, C. W. Tilforth 1972-9-20 42346 Plumas Butterfly Valley Botanic Area: Partly in Plumas National Forest; near Darlingonia Bog 1174 Comment
  SD46489  Narthecium californicum Robert J. Weatherby 1950-7-21 1476 Plumas Butterfly Valley, near Quincy. On sunny wet soil in boggy meadow. 1219 Comment
  SEINET12045515  Narthecium californicum Unknown 1961-1 246 Plumas Upper Butterfly Valley, 2.5mi W turn off Hwy 89-US40 1158 Comment
  PASA2015  Navarretia breweri Margaret Stason 1932-6-22 442 Plumas campground at Lake Almanor Comment
  SEINET10496816  Navarretia breweri Mary Susan Taylor 1981-7-6 Taylor 3981 A Plumas 6200-6400 ft. T25N R15E se/sw sec 32. Dixie Mt quad. In the Y of the 2 Ross Canyon Rds (25N31A & B), ca. 1.5 mi E of Dixie Valley Rd (28N01), ca. 16 air mi NW of Chilcoot. Open, dry gravelly soils; 1890 Comment
  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
  CHSC20843  Navarretia divaricata K. R. Stern 1975-7-23 5814 Plumas SE shore of Lake Almanor. 1371 Comment
  SEINET7974320 Image available Navarretia divaricata A. A. Heller, P. B. Kennedy 1907-7-3 8698 Plumas Hills above Red Clover Valley Comment
  JEPS70403  Navarretia intertexta subsp. propinqua W. L. Jepson 1939-8-12 19390 Plumas Ferris Creek, branch of Last Chance Creek Last Chance Creek, Ferris Creek 1767 Comment
  RSA60130  Navarretia leptalea E. K. Balls 1950-9-5 15673 Plumas 0.5 mi. off Highway 24 on La Porte Road, east of Quincy, Thompson Valley 1098 Comment
  SEINET14151946  Navarretia leptalea subsp. leptalea A. A. Heller, P. B. Kennedy 1907-7-3 8710 Plumas [Sierra Nevada] Hills above Red Clover valley Comment
  CHSC81139  Navarretia leucocephala subsp. leucocephala Lowell Ahart 2001-8-29 9256 Plumas On the bottom of Little Last Chance Creek, on the strand of Frenchman Lake. 1700 Comment
  CAS-BOT-BC230393  Navarretia leucocephala subsp. minima Gladys L. Smith 1976-6-7 4574 Plumas Alongside Route A23 about 6 miles N of Sierra County line and just before road to Hot Springs 1524 Comment
  CDA42316  Nemacladus capillaris L. Ahart, John Dittes, Josephine Guardino 2004-6-6 11013 Plumas On the north side of the logging road, about 3 3/4 miles (air) south of Lower Taylor Rock, about 7 1/2 miles (air) northeast of Quincy. Comment
  JEPS106319  Nemacladus capillaris Lowell Ahart, John Dittes, Josephine Guardino 2004-6-6 11013 Plumas Road edge, on the north side of the logging road, about 3 3/4 miles (air) south of Lower Taylor Rock, about 7 1/2 miles (air) northeast of Quincy 1357 Comment
  UC102230  Nemacladus capillaris Mrs. R. M. Austin 1879-1 Plumas American Valley Comment
  RSA298989  Nemacladus capillaris Francia Chisaki, Isabelle Tavares 1956-6-1 902 Plumas Along State Highway 89, 6.7 miles west of Virgilia. Comment
  OBI13919  Nemophila heterophylla Lewis S. Rose 1967-5-6 67057 Plumas North Fork, Feather River. Injun Jim camp 610 Comment
  CHSC43347  Nemophila parviflora var. austiniae Lowell Ahart 1975-7-20 907 Plumas Near Bunker Hill Creek, about 1 mile north of the Bunker Hill Mine, about 10 miles north-east of La Porte. 1828 Comment
  UCD107460  Nemophila pedunculata Tim Kuhn 2006-6-20 25 Plumas adjacent to Crocker Guard Station. Comment
  UCR77780  Nemophila pedunculata G. H. True, Walter Knight, I. Knight, J. T. Howell 1967-5-7 1831 Plumas Butterfly Canyon, Butterfly Botanical Area and vicinity. 1067 Comment
  RSA39780  Nemophila pedunculata P. A. Munz 1947-5-16 11825 Plumas 8 miles north of Chilcoot. 1524 Comment
  CHSC97176  Nemophila spatulata Lowell Ahart; John Dittes, Josephine Guardino 2007-6-8 14004 Plumas East side of an open rocky flat, 60 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis. 1965 Comment
  JEPS108893  Nemophila spatulata Lowell Ahart 2006-7-9 12937 Plumas In a small seep, about 20 yards south of the paved basalt road, about 3 3/4 miles (air) northwest of Tamarack Flat, about 5 3/4 miles (air) northwest of Little Grass Valley Reservoir 1661 Comment
  UCSB15812  Nemophila spatulata Breedlove, Dennis 1962-6-12 Plumas Along State Highway 36; 6.9 miles west of Chester; Sierra Nevada 1524 Comment
  UC172028  Nepeta cataria H. M. Hall 1912-8-4 Plumas Quincy Comment
  CHSC107451  Noccaea fendleri subsp. glauca Matt Simenc; Rebecca Joyner 2011-7-2 12 Plumas Northern High Sierra Nevada. 0.25 miles NW of Pacific Crest Trail where it crosses ridge top just South of Onion Valley Reservoir. North facing, gently sloped, serpentine ridge top. 2013 Comment
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Dec 30 2014
  CAS-BOT-BC60558  Noccaea fendleri subsp. glauca Lowell Ahart 1979-7-18 s.n. Plumas Ca. 1 mile southwest of Pilot Peak. 1800 Comment
  CAS-BOT-BC400105  Nuphar polysepala Rimo Bacigalupi 1927-7-11 1704 Plumas Grassy Lake Meadows, Gold Lake Region 1889 Comment
  HSC16426  Oenothera cespitosa W. R. Rogers 1966-6-21 241 Plumas 2 mi. N of Chilcoot 1524 Comment
  SEINET5345675  Oenothera deltoides var. piperi M. J. Williams, L. Wise 1976-5-31 76- 21 -2 Plumas Between Chilcoot and Vinton, Sierra Valley 1554 Comment
  CAS-BOT-BC355565  Oreostemma alpigenum var. andersonii G. Schoolcraft 1997-8-5 2643 Plumas Hay Meadow at S. end of Caribou Wilderness 1950 Comment
  CHSC102014  Oreostemma alpigenum var. andersonii L. P. Janeway; B. Castro 2009-8-29 9935 Plumas Northern High Sierra Nevada. Small meadow 0.3 km east-southeast of the Buckhorn survey monument on the eastern end of Red Mountain. Small meadow, about 30m x 40m, high on the mountainside, northeast-facing 30% slope. 1892 Comment
  JEPS31964  Oreostemma alpigenum var. andersonii W. L. Jepson 1939-7-29 19284 Plumas between Fales Hill and Chaparral Hill; Spanish Creek headwaters 1584 Comment
  UCD107502  Oreostemma alpigenum var. andersonii Tim Kuhn 2006-7-10 48 Plumas on Plumas NF forest service road 107407. Comment
  CAS-BOT-BC327728  Oreostemma elatum John Thomas Howell 1976-7-15 51868 Plumas Snake Lake, about 4 miles NW of Quincy 1219 Comment
  RSA0037146  Oreostemma elatum J. R. Keck Jr. 1978-6-30 PDR 330066 Plumas United States, California, Plumas County. Snake Lake near Quincy. Comment
  UC1037289  Orobanche corymbosa subsp. corymbosa Leo Whitney 1934-8-15 1698 Plumas Freeman Creek, northwest end of Big Grizzley Valley, ca. 9 miles northwest of Portola. Plumas National Forest. Comment
  CAS-BOT-BC458063  Orthilia secunda Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region Comment
  SD7032  Orthocarpus bracteosus Mrs. R. M. Austin 1880-1 Plumas Big Meadows Comment
  SBBG100024  Orthocarpus cuspidatus subsp. copelandii B. Ertter 1988-7-25 7859 Plumas Pierce Crk, Diamond Mts, ca. 15 air mi S of Susanville Comment
  CHSC87870  Orthocarpus cuspidatus subsp. cryptanthus Lowell Ahart; John Dittes, Josephine Guardino, Robert Schlising 2004-6-14 11063 Plumas Near the west shore of Lake Davis, north of the dirt road at Lake Davis, about 12 miles (air) northeast of Slote. 1765 Comment
  SEINET10549681  Orthocarpus hispidus Mary Susan Taylor 1982-7-14 Taylor 4829 Plumas T26N R9E ne/sw sec 7. Almanor SE quad. Near jct of 27N92 & 26N18, in Long Valley around creek, ca. 4 mi w of Greenville. Montane Meadow, edge of Mixed Coniferous Forest; 5500 ft. 1676 Comment
  SEINET13754854  Orthocarpus luteus A. A. Heller, P. B. Kennedy 1907-7-19 8884 Plumas Vinton Comment
  SD46613  Osmorhiza berteroi Robert J. Weatherby 1950-7-7 1450 Plumas Gansner Creek, Quincy. 1220 Comment
  CHSC33742  Osmorhiza chilensis M. S. Taylor 1981-7-22 4016 Plumas S side of 24N19, ca. 0.5 mi se of Pine Creek Valley, ca. 1 mi ne of Argentine Rock, ca. 5 air mi n of Spring Garden. 2225 Comment
  SEINET10454515  Osmorhiza chilensis Mary Susan Taylor, M. Foster 1981-7-14 Taylor 4018 Plumas T26N R9E ne sec 30 and nw sec 29, Almanor SE quad and Greenville SW quad. Saddle at head of Bullfrog Ravine, up to 1/4 mi E and W of rd 26N18, ca. 3 air mi NW of Indian Falls on Hwy 89; moist Coniferous Forest; 5200 to 5700 ft elev. 1585 Comment
  CDA13419  Osmorhiza occidentalis G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13267 Plumas Sierra Nevada; Adjacent to Bull Run Creek off USFS 23N12E. Comment
  RSA88406  Osmorhiza occidentalis J. T. Howell 1951-6-28 27652 Plumas Johnsville 1585 Comment
  CAS-BOT-BC316902  Packera eurycephala var. lewisrosei G. L. Smith 1976-6-5 4540 Plumas along Rte. 70, mid Feather River Canyon, near Lewisia Cliff. 640 Comment
  CHSC59080  Packera pauciflora Vernon H. Oswald 1992-8-10 5150 Plumas Lassen Volcanic National Park. Small corner of park on the SW side of Warner Valley Rd. between Lee and Kelly camps, on the W boundary line, near the SW corner. Meadow. 1597 Comment
  CAS-BOT-BC317150  Packera streptanthifolia L. P. Janeway; B. Castro 2009-8-29 9938 Plumas Northern Sierra Nevada, small meadow 0.3 km east-southeast of the Buckhorn Survey monument on the E end of Red Mountain. 1892 Comment
  CAS-BOT-BC121002  Paeonia brownii J. T. Howell; Gordon H. True 1967-7-11 43366 Plumas Southeast slope of Mt. Hough 2042 Comment
  CHSC53205  Paeonia brownii L. P. Janeway 1989-6-15 3322 Plumas Beckwourth Ranger District Plumas National Forest. Forest along SW side of Red Clover Valley. Openings in sagebrush scrub. 1676 Comment
  CAS-BOT-BC121010  Paeonia brownii Mrs. H. C. Cantelow 1941-5-18 s.n. Plumas At Johnsville on road to Gibsonville. 1615 Comment
  RSA122687  Paeonia brownii E. Sawyer 1935-5-23 32 Plumas 1.5 miles southeast of Kerby 1524 Comment
  UCD67367  Paeonia brownii Leslie Goldberg 1992-5-17 10 Plumas Portola, pine forest along Humbug Road. 1645 Comment
  SBBG115626  Panicum acuminatum B. Crampton 1964-8-25 7157 c Plumas Devils Kitchen, Hot Springs Crk cyn, ca. 1.5 mi W of Drakesbad 1859 Comment
  UCD32830  Panicum acuminatum var. thermale Beecher Crampton 1964-8-25 7157 a Plumas Lassen National Park, Devil's Kitchen, Hot Springs Creek canyon, 1.5 miles W of Drakesbad. 1859 Comment
  UCD89951  Panicum acuminatum var. thermale Beecher Crampton 1964-8-25 7157 Plumas Lassen Volcanic National Park, Devil's Kitchen. 1859 Comment
  CAS-BOT-BC253746  Panicum capillare Lowell Ahart 1981-9-6 3078 Plumas 1.5 miles SW of Crescent Mills 1200 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
  CHSC21517  Pectiantia breweri D. Brink; L. Mayer 1975-7-8 Plumas Along a stream above Lower Buck's Lake. Comment
  CHSC63473  Pectiantia breweri Lowell Ahart 1994-7-22 7504 Plumas Label also says Sierra county. On the south side of the Pacific Crest Trail, about 1/2 mile east of Mount Etna. 1981 Comment
  UC1778614  Pedicularis semibarbata G. Douglas Barbe, T. C. Fuller 1982-7-16 3760 Plumas Lava cap ridge 1.5 miles W of Wheeler Peak and 1 mile S of Beardsley Mine on forest road 3.8 mile S of Green Flat, Plumas National Forest. 1981 Comment
  UCD123303  Pedicularis semibarbata W. R. Powell 1968-7-2 1597 Plumas along road around southeast side of Little Grass Valley Reservoir, 3 miles north-northeast of La Porte. 1554 Comment
  CAS-BOT-BC69330  Pellaea brachyptera Clarence R. Quick 1962-6-20 62 38 A Plumas Along roadside, Longville-Beldon Road, ca. 2 mi. SE of summit 1402 Comment
  CAS-BOT-BC69355  Pellaea brachyptera M. S. Taylor 1982-6-17 4699 Plumas Blue Nose Mt. quad., at end of 23N49Y, ca. 2 air mi W of White Cap, ca. 5 air mi SW of Sloat 1645 Comment
  UC1177847  Pellaea brachyptera P. C. Hutchison Plumas 6 mi n Belden (on rd to Longville) 1828 Comment
  CHSC59875  Pellaea breweri L. P. Janeway; Laurie Lamm 1992-7-21 4270 Plumas Plumas National Forest. About 1.7 mi east-southeast of Dotta Neck, ca 1.7 mi northwest of Reconnaissance Peak. Above end of Road 24N91Y. 2103 Comment
  CAS-BOT-BC67612  Pellaea bridgesii Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake region Comment
  RSA52896  Pellaea bridgesii R. Weatherby 1950-8-11 1517 Plumas Upper end of Long Lake, Lakes Basin Area 2134 Comment
  RSA641473  Penstemon deustus Michael A. Vincent 1999-6-8 8561 Plumas Along FS 28N03H about 0.25-0.5 mile south of FS Rt 3. Comment
  CDA19231  Penstemon deustus var. pedicellatus G. D. Barbe, T. C. Fuller 1982-6-17 3834 Plumas Plumas National Forest; South shore of Frenchman Reservoir (Lake), 0.4 mi E of Frenchman Dam. 1706 Comment
  CHSC10778  Penstemon deustus var. suffrutescens Lowell Ahart 1969-5-11 Plumas 15 miles S. W. of Quincy on Hwy 70. 914 Comment
  NY609831  Penstemon deustus var. suffrutescens W. I. Follett 1946-5-24 142 Plumas Chips Creek at North Fork Feather River 670.6 Comment
  NY609847  Penstemon deustus var. suffrutescens M. S. Clemens 1920-5-26 s.n. Plumas Taylorsville Comment
  CHSC108111  Penstemon gracilentus Lowell Ahart 2011-9-20 17688 Plumas Open area around a primitive campsite, on the south side of the poor dirt road on the north side of Pilot Peak, about 9 miles (air) northeast of La Porte. 2072 Comment
  NY600765  Penstemon gracilentus J. G. Lemmon 1875-1 1127 Plumas Near Lassen Comment
  SEINET5328483 Image available Penstemon heterodoxus M. J. Williams 1974-8-5 74 -P-18 Plumas Lake's Basin. Trail from Silver Lake to Mt. Elwell 2073 Comment
  NY130451  Penstemon neotericus D. D. Keck 1930-7-24 958 Plumas Halfway between Chester and Westwood. 1463.0 Comment
  NY627281  Penstemon neotericus F. M. Ownbey 1938-7-14 1742 Plumas 1 mile southeast of Prattville Comment
  RSA21572  Penstemon neotericus Carl B. Wolf 1937-9-5 9290 Plumas Northern Sierra Nevada, Lake Almanor to Westwood at Lassen Co line. 1463 Comment
  CHSC43771  Penstemon newberryi var. newberryi Vernon Oswald 1983-8-4 968 Plumas Humboldt Summit, 4.5 mi n-e of Jonesville (intersection of Butte, Plumas and Tehama Counties). 1993 Comment
  HSC101691  Penstemon newberryi var. newberryi Dillon North Davis 2013-5-26 5 Plumas Along southeast bank of Gold Lake 2100 Comment
  UC306804  Penstemon newberryi var. newberryi unknown 1918-7-24 Plumas Peak above Mud Lake; Sierra Nevada, above Mud Lake Comment
  UC565598  Penstemon newberryi var. newberryi Herbert L. Mason 1924-6-18 1065 Plumas road between Graeagle and Gold Lake; road between Graeagle and Gold Lake Comment
  CHSC88981  Penstemon personatus L. Hanson 1988-8-22 329 Plumas Plumas National Forest. Buckhorn Creek. 1676 Comment
  CHSC96363  Penstemon personatus George Hartwell 2006-8-28 Plumas Northern High Sierra Nevada. Plumas National Forest road 23N57X. Near fen. 1755 Comment
  SEINET11266670  Penstemon personatus David M. Thompson 1988-7-23 973 Plumas 3.1 road mi N of Bucks Lake Road (and Meadow Valley) on Schneider Creek Road. At junction of Schneider Cree Road (USFS Road 23N16) and USFS Road 24N47X (to Big Creek). Bucks Lake ne Quad.; 0 1585 Comment
  CHSC21298  Penstemon roezlii F. T. Griggs; A. Pass 1975-7-29 257 Plumas Buck's Lake Forest Service Survey. Comment
  CHSC60155  Penstemon roezlii L. P. Janeway 1992-6-8 4222 Plumas Plumas National Forest. About 3 mi south of Hwy 70/89 at Lee Summit. 1359 Comment
  CHSC97592  Penstemon rydbergii var. oreocharis Lowell Ahart; John Dittes 2007-6-16 14113 Plumas East of a small stream, on the south side of County Road 111 (Beckwourth Genesee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1647 Comment
  NY651304  Penstemon rydbergii var. oreocharis J. M. Coulter 176 Plumas Comment
  NY651333  Penstemon rydbergii var. oreocharis D. D. Keck 1928-6-16 447 Plumas Haskins Creek, near Buck's Ranch. 1524.0 Comment
  POM145453  Penstemon rydbergii var. oreocharis J. B. Feudge 1927-7-20 1840 Plumas Near Chester. 1829 Comment
  RSA59468  Penstemon rydbergii var. oreocharis E. K. Balls 1950-9-16 15883 Plumas Near fish hatchery, just north of Plumas-Sierra Co. line, Hwy 89. 1433 Comment
  UC1032473  Penstemon rydbergii var. oreocharis E. Sawyer 1935-6-13 100 Plumas 4 mi ese Beckwith Butte; Sierraville Quad. 1493 Comment
  UC1063269  Penstemon rydbergii var. oreocharis A. Lewis 1934-6-12 480 Plumas Little Grass Valley Plumas National Forest, Downieville Quad., Little Grass Vall 1524 Comment
  CAS-BOT-BC239603  Penstemon rydbergii var. oreocharis David D. Keck 1928-6-14 439 Plumas Gray Eagle Valley (5 miles s. of Blairsden) 1750 Comment
  JEPS3888  Penstemon speciosus Mrs. Emanuel Esther C. Fritz 1933-7-4 Plumas Spanish Peak 1981 Comment
  POM82583  Perideridia bolanderi subsp. bolanderi Marcus E. Jones 1897-7-3 s.n. Plumas Prattville. 1372 Comment
  SDSU2359  Perideridia gairdneri R. M. Beauchamp 1965-7-17 Plumas By the Feather River, 1/2 mile north of Chester. Comment
  CHSC40226  Perideridia howellii Vernon Oswald 1985-7-8 1889 Plumas Drakesbad, trail to Devil's Kitchen on the s side of Falls Creek slightly e of the level of the swimming pool at the resort. 1731 Comment
  CHSC73400  Perideridia howellii H. Durio 1995-8-17 Plumas Mosquito Flat Mdw. Ca 2.5 air mi S of Bucks Lake, and ca 0.1 mi S of the 'Mosquito Flat' area on maps. Large meadow on Mosquito Creek, S of USFS Rd 23N57 as it heads E, ca 0.6 mi SE of its jct with Rd 23N18. In center of meadow. 1676 Comment
  UC1123115  Perideridia lemmonii G. T. Nordstrom 1934-7-16 226 Plumas 3/4 mi ssw Bucks Ranch (Plot # 112); Plumas National Forest, Bidwell Bar Quadrangle Comment
  SEINET10454552  Perideridia lemmonii Mary Susan Taylor 1982-7-8 Taylor 4796 Plumas T23N R14E nw/se sec 27. Portola quad. S side of Feather River, ca. 1 mi sw of Beckwourth, on Ramelli Ranch, ca. 1/4 mi e of Calpine Rd (109). 4880 ft. 1487 Comment
  CHSC110249  Perideridia parishii subsp. latifolia L. P. Janeway 2012-8-28 11054 Plumas Northern High Sierra Nevada. Meadow at north end of Rock Is-land Ridge 1.1 km southeast of Soapstone Hill; west side of inter-section of Road 23N18 and its D spur. 1593 Comment
  CHSC21813  Perideridia parishii subsp. latifolia F. T. Griggs; A. Pass 1975-8-1 287 Plumas Lower Bucks Lake. Comment
  JEPS114420  Perideridia parishii subsp. latifolia Lowell Ahart 2008-7-9 15054 Plumas Near a small meadow about 2 yards west of the dirt road, about 1/4 mile east of the Feather Fork Mine, road is east of the main road and will take you east to the paved County Road, about 6 miles (air) northeast of La Porte 1686 Comment
  JEPS13737  Perideridia parishii subsp. latifolia Rimo Bacigalupi with G. T. Robbins 1955-7-21 5435 Plumas s flank of ridge not far from Fleming's Sheep Camp (headwaters of creek, about 3.5 mi above and n of Engelmine); Diamond Mountain ridge, Light's Creek 1737 Comment
  UCD127869  Perideridia parishii subsp. latifolia Malcolm A. Nobs; S. Galen Smith 1949-8-19 1437 Plumas at Butterfly Valley. Comment
  CHSC34287  Persicaria lapathifolia L. Ahart 1981-9-6 3070 Plumas On a sandbar along Indian Creek, ca. 1/2 mi sw of the jct of Hwy 89 and Arlington Rd, ca. 1.5 mi sw of Crescent Mills. 1200 Comment
  CAS-BOT-BC419233  Persicaria maculosa David D. Keck 1932-7-3 1665 Plumas Quincy, in the Northern Sierra Nevada. 1065 Comment
  CHSC60157  Persicaria punctata L. P. Janeway 1992-7-1 4242 Plumas Plumas National Forest. North side of Middle Fork River along moist drainage of Bonta Creek across a gravel bar of the river (not flooded for several years). 1310 Comment
  UCD147773  Phacelia hastata subsp. compacta Allyson Ayalon; Lucie Jerabkova 2012-8-1 135 Plumas Plumas County. Antelope Lake vacinity. 1524 Comment
  CHSC21128  Phacelia hastata subsp. hastata F. T. Griggs; A. Pass 1975-7-2 38 Plumas Buck's Lake Forest Survey. East of road. Comment
  CHSC82629  Phacelia heterophylla subsp. virgata L. P. Janeway 2001-7-3 7264 Plumas Northern High Sierra Nevada. Top of south-facing slope overlooking Middle Fork Feather River; head of Sherman Creek. 1707 Comment
  SD133942  Phacelia humilis Barbara Ertter, Gary Schoolcraft 1989-7-3 8636 Plumas near Bear Creek crossing on Lone Rock road, Diamond Mts. Ca 9 airmiles S of Susanville Comment
  JEPS87593  Phacelia hydrophylloides Lowell Ahart 1994-7-7 7468 Plumas about 1/4 air mi sw of Pilot Peak (on w side of Pacific Crest Trail); Pacific Crest Trail 2011 Comment
  UC1594634  Phacelia hydrophylloides Vernon H. Oswald, Lowell Ahart, Linnea Hanson, Lawrence Janeway, and Joan Reynolds 1992-7-1 5046 Plumas near entrance of Lakes Basin Campground (ca 5 air mi ssw of Graeagle via Gold Lake Forest Hwy (County Rd 519)) 1926 Comment
  CHSC112609  Phacelia imbricata subsp. imbricata Lowell Ahart 2013-9-11 19033 Plumas Gravel bar on the west side of Chips Creek, about 20 yards south of Highway 70, about one mile southwest of Belden. 676 Comment
  JEPS26571  Phacelia linearis Lauramay T. Dempster 1961-6-16 1464 Plumas ridge n Red Rock (n of Engelmine) Comment
  JEPS114528  Phacelia mutabilis Lowell Ahart 2008-8-14 15194 Plumas 20 yards northeast of the metal gate, east side of Forest Road 22N68, about 50 yards west of the South Fork of the Feather River, about 1/2 mile northeast of Little Grass Valley Reservoir, about 5 miles (air) northeast of La Porte 1571 Comment
  JEPS1140  Phacelia mutabilis W. L. Jepson 1927-6-23 12303 Plumas Warner Creek 1584 Comment
  RSA59427  Phacelia mutabilis E. K. Balls 1950-9-15 15855 Plumas South tip Lake Almanor, near P. G. E. dam, Highway 89. 1372 Comment
  SDSU6607  Phacelia mutabilis R. M Beauchamp 1965-7-17 Plumas Growing in area beside the Feather River, .5 miles north of Chester, Ca. Comment
  CHSC102578  Phacelia procera L. P. Janeway; B. Castro 2009-7-18 9860 Plumas Northern High Sierra Nevada. Near the head of a major northwestern fork of Toland Creek, 1.7 air km northeast of Soapstone Hill and about 100 m southeast of Oroville-Quincy Hwy. 1643 Comment
  CHSC46791  Phacelia purpusii J. D. Jokerst 1984-7-11 2098 Plumas Edge of Beckworth-Genesee Road ca 1.1 miles NW of Drum Bridge, E end of Genesee Valley. Comment
  JEPS97364  Phacelia racemosa Vernon H. Oswald and L. Ahart 1994-7-24 7117 Plumas T30N R7E NE1/4 NE1/4 Sec. 34, 6300 ft, High Cascade Range, Red Fir Forest. N of Chester on Forest Road 30N25 (to Hay Mdw. Trailhead), 0.5 mi NW of Forest Route 10 1920 Comment
  CAS-BOT-BC265830  Phalaris arundinacea John Thomas Howell; Gordon H. True 1967-7-9 43243 Plumas North Fork of Feather River at Belden, Sierra Nevada 685 Comment
  SEINET10855445  Phalaris arundinacea John Thomas Howell 1961-9-23 Howell 36827 Plumas Indian Valley, Sierra Nevada 1082 Comment
  CAS-BOT-BC77390  Philadelphus lewisii A. A. Heller 1938-5-30 15130 Plumas near Grizzly Dome tunnel on Highway 24 609 Comment
  CHSC11347  Philadelphus lewisii Lowell Ahart 1970-7-2 Plumas 12 miles E. of Pulga. 762 Comment
  CAS-BOT-BC260844  Phleum pratense John Thomas Howell 1926-7-26 2136 Plumas Near Prattville 1371 Comment
  CHSC103127  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
  CHSC21700  Phlox diffusa F. T. Griggs; A. Pass 1975-7-7 81 Plumas Gold and Silver Lakes. Comment
  UC942952  Phlox diffusa Lewis S. Rose 1951-6-28 51059 Plumas n of Johnsville (above Eureka Lake) 2133 Comment
  RSA71297  Phlox diffusa subsp. diffusa L. S. Rose 1951-6-28 51059 Plumas Above Eureka Lake, n. of Johnsville. 2134 Comment
  UC1186122  Phlox douglasii subsp. rigida Herbert L. Mason 1924-6-16 1045 Plumas Graeagle Comment
  UC1124206  Phlox gracilis E. Sawyer 1935-6-27 185 Plumas 1.6 mi ene Grizzly Peak; Plumas National Forest, Sierraville Quad. 1767 Comment
  CHSC61604  Phlox speciosa subsp. occidentalis Arthur G. Barrett 1915-7-21 11 Plumas Plumas Forest. Meadow View Ranger Station. 1874 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
  CAS-BOT-BC135166  Phoradendron juniperinum J. Ed. McClellan; Bonnie McClellan 1968-6-18 s.n. Plumas near Meadow Valley - Silver Lake Rd.; also in Butterfly Botanical Area near pond reservoir. Sierra Nevada 1463 Comment
  CHSC35266  Phoradendron juniperinum M. S. Taylor; M. Foster 1981-8-13 4177 Plumas On top of hill, n and ne side on w flank of Wheeler Peak ridge, ca. 5 air mi n of Genesee. 1981 Comment
  RSA129862  Phoradendron juniperinum C. W. Hanks 1934-9-10 77 Plumas S end of Dixie Valley. 1951 Comment
  CHSC63481  Phoradendron libocedri Lowell Ahart 1994-7-28 7533 Plumas On dry open bare serpentine soil, near a small ravine, north-east of Frenchman Hill, south-west of Bucks Lake. 1706 Comment
  RSA794999  Phoradendron libocedri L. Ahart, John Dittes 2009-7-15 16087 Plumas Northwest side of Forest Service Road 26N671, northeast of Forest Service Road 26N67, about 2.8 air miles southeast of Butt Valley Reservoir Dam. 1703 Comment
  CAS-BOT-BC58834  Phyllodoce breweri C. C., Mrs. Bruce 1898-1-1 1229 Plumas Near Cinder Cone Comment
  CAS-BOT-BC58838  Phyllodoce breweri Anna Head 1920-7-30 s.n. Plumas Feather River Region - Trail to Mt. Elwell, near Silver Lake 2072 Comment
  UC485734  Pinus contorta subsp. murrayana H. F. Copeland 1932-8-24 Plumas Drakesbad Comment
  NY49937  Pinus contorta var. murrayana R. M. Austin 1880-1 s.n. Plumas Comment
  CAS-BOT-BC73081  Pinus lambertiana Alice Eastwood 1927-6-1 14701 Plumas Forest Lodge, Greenville, United States Forest Reserve. Comment
  NY43411  Pinus lambertiana J. B. Walker 1994-8-2 867 Plumas This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  UC1219836  Pinus lambertiana R. A. Cockrell 1940-7-31 8549 Plumas Meadow Valley 1554 Comment
  CAS-BOT-BC228014  Plagiobothrys W. Harnach; N. Harnach 1989-4-16 030 Plumas Sierra Valley. 3/4 mile W of Steel Bridge on Marble Lane 1487 Comment
  CHSC23610  Plagiobothrys cognatus K. Stern 1975-7-24 Plumas SW side of Lake Almanor. Comment
  SD46717  Plagiobothrys cognatus Robert J. Weatherby 1955-7-2 1585 Plumas Wilcox Valley 1768 Comment
  JEPS115522  Plagiobothrys cusickii Lowell Ahart, John Dittes 2009-9-7 16378 Plumas Below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam 1591 Comment
  CAS-BOT-BC230989  Plagiobothrys hispidulus Mary Strong Clemens 1920-6-21 s.n. Plumas Quincy Comment
  CHSC87815  Plagiobothrys hispidulus Lowell Ahart; John Dittes, Josephine Guardino, Robert Schlising 2004-6-14 11056 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
  CHSC97187  Plagiobothrys hispidulus Lowell Ahart; John Dittes, Josephine Guardino 2007-6-8 14059 A 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
  JEPS108896  Plagiobothrys hispidulus Lowell Ahart 2006-7-9 12926 Plumas Near a small seep, about 100 yards north of the paved basalt road, about 3 3/4 miles (air) northwest of Tamarack Flat, about 5 3/4 miles (air) northwest of Little Grass Valley Reservoir 1678 Comment
  CAS-BOT-BC230967  Plagiobothrys hispidulus John Thomas Howell; H. Keith Wagnon 1980-5-27 53618 Plumas 1 mile W of Almanor 1386 Comment
  CAS-BOT-BC228468  Plagiobothrys mollis Fred Sommers 1976-6-16 133 Plumas Sierra Valley. S of Marble Lane 1487 Comment
  POM196461  Plagiobothrys mollis J. T. Howell 1926-7-30 2156 Plumas Prattville. 1372 Comment
  UC149930  Plagiobothrys mollis Katharine Brandegee 1911-7-30 Plumas Portola 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
  SD6761  Plagiobothrys tenellus Mrs. R. M. Austin 1880-1 Plumas Comment
  SEINET10470063  Platanthera dilatata var. leucostachys Mary Susan Taylor 1981-1 Plumas Comment
  SEINET11448295  Platanthera dilatata var. leucostachys Unknown 1934-1 Plumas Gold Lake Road Comment
  UCD139004  Platanthera dilatata var. leucostachys B. Castro; L. P. Janeway 1987-7-17 140 Plumas ca. 6 miles west of Clio via Hwy 70/89, off USFS Rd. 22N98 at a spring site. 1584 Comment
  CHSC2349  Platanthera leucostachys R. Calkins 1931-7-1 Plumas Na Wa Kwa Camp near Longville. 1310 Comment
  CHSC66710  Platanthera leucostachys Vernon H. Oswald 1996-8-1 8138 Plumas Forest Rd. 27N16 on the S slope of Dyer Mtn. At a branch of Second Water Trough Creek, ca 1.5 mi NW of Hauns Mdw., ca 1.5 mi SE of Dyer Mtn. Lookout, N of Hwy 89, E of Lake Almanor, NW of Greenville. 1706 Comment
  SD6561  Plectritis congesta Mrs. R. M. Austin 1880-1 Plumas Big Meadows Comment
  SEINET10464992  Plectritis congesta subsp. brachystemon Mary Susan Taylor 1982-5-4 Taylor 4403 Plumas T24N R8E ne/ne sec 14. Bucks Lake NE quad. Serpentine outcrop, n side of Spanish Ranch-Bucks Lake Rd, at its jct with 24N17, ca. 0.5 mi ne of Meadow Valley. 3700 ft. 472 Comment
  CAS-BOT-BC254769  Poa bolanderi George W. Gillett 1957-7-17 795 Plumas Lassen Volcanic National Park. Stream flowing from Little Willow Lake into Willow Lake 1767 Comment
  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
  RSA71073  Poa bolanderi L. S. Rose 1951-6-28 51056 Plumas Above Eureka Lake, n. of Johnsville. 2134 Comment
  CAS-BOT-BC254965  Poa bulbosa L. P. Janeway; Garrett Gibson 1991-6-20 4055 Plumas 3.5 miles SW of Portola, ca 0.33 mile W of Middle Fork Feather River and ca 300 feet E of Highway 70 1484 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
  SEINET10593528  Poa bulbosa R. K. Brummitt 1998-5-17 Brummitt 19879 Plumas Rte. 89 near Inkian Falls, 2 km from Rte. 70 junction; roadside shale in valley bottom. Comment
  CHSC96859  Poa compressa Lowell Ahart; John Dittes, Josephine Guardino 2007-6-8 14030 Plumas Strand of Lake Davis, southeast of the end of the road, north end of Lake Davis. 1763 Comment
  JEPS113802  Poa compressa Lowell Ahart, John Dittes, Josephine Guardino 2007-6-8 14030 Plumas Strand of Lake Davis, southeast of the end of the road, north end of Lake Davis 1763 Comment
  SEINET10921089  Poa cusickii Lawrence P. Janeway, Garrett Gibson 1991-1 Janeway 4062 Plumas Crocker Mtn. quad T25N, R14, NE1/4 of SE1/4 of sec. 19, North end of McReynolds Valley, ca 0.8 mi south of the "01" road in Squaw Valley. Sagebrush surrounding meadow, with yellow pine forest on slopes above. 1692 Comment
  CHSC20980  Poa cusickii subsp. cusickii F. T. Griggs; A. Pass 1975-7-23 242 Plumas Cape Lake. Comment
  RSA754382  Poa cusickii subsp. cusickii L. P. Janeway, B. Castro 2008-6-8 9400 Plumas Northern High Sierra Nevada: NE side of middle of Lower Thompson Valley, about 1.8 km N of Red Clover Creek and about 10 m NE of the Thompson Valley Creek. 1670 Comment
  CHSC73541  Poa leptocoma subsp. leptocoma H. Durio 1995-8-17 Plumas Mosquito Flat Meadow. Ca 2.5 air mi S of Bucks Lake, and ca 0.1 mi S of the 'Mosquito Flat' area on maps. Meadow on Mosquito Creek, S of USFS Rd 23N57 as it heads E, ca 0.6 mi SE of its jcn with Rd 23N18. In main meadow. 1676 Comment
  CAS-BOT-BC247270  Poa palustris John Thomas Howell; Gordon H. True 1967-7-9 43255 Plumas North Fork of Feather River 4.3 miles southwest of Caribou 792 Comment
  JEPS76242  Poa palustris W. L. Jepson 1939-8-16 19437 Plumas Portola Portola Comment
  CAS-BOT-BC247380  Poa pratensis A. A. Beetle 1941-6-28 2792 Plumas 5 miles west of Chester on rte. 36 1828 Comment
  CDA14144  Poa pratensis G. F. Hrusa 1997-5-3 13834 Plumas Sierra Nevada; Rhizomatous perennial, scattered on open sites along Rattlesnake Creek creekbed, but not in wet areas. E side of Rattlesnake Ck., S of Hwy 70 approx. 15 mi. E of Quincy. Comment
  RSA718439  Poa pratensis L. Ahart 2006-7-9 12925 Plumas About 100 yrds north of paved basalt road, About 3.75 mi (air) NW of Tamarack Flat, About 5.75 mi (air) NW of Little Grass Valley Reservoir 1679 Comment
  CHSC97219  Poa pratensis subsp. pratensis Lowell Ahart; Josephine Guardino 2007-7-20 14310 Plumas South of a small drainage, northeast edge of a large meadow, south of Lightning Tree Campground, west of the paved road, east side of Lake Davis. 1789 Comment
  JEPS106235  Poa pratensis subsp. pratensis Lowell Ahart, John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11165 Plumas Around a small meadow, on the north side of a forest road, about 1/4 mile north of Taylor rock, about 1 mile (air) southwest of Grizzly Peak, about 5 miles (air) south of Taylorsville, about 8 miles (air) northeast of Quincy 2139 Comment
  UC337972  Poa pratensis subsp. pratensis unknown June 1889 Plumas Mohawk Valley; Pacific Slope Comment
  SEINET10659349  Poa scabrella Mary Susan Taylor 1982-6-14 Taylor 4655 Plumas T27N R12E sw1/4 nw1/4 sec 12. Antelope Lake quad. In wet montane meadow, Pioneer Meadow, e side of Antelope Lake, ca. 12 mi ne of Taylorsville. With Potentilla gracilis nuttallii. 1536 Comment
  CHSC40992  Poa secunda subsp. juncifolia J. D. Jokerst 1984-7-10 2085 Plumas Canyon of Indian Creek, between creek and Indian Cr. Road at the east end of Genesee Valley. 1234 Comment
  JEPS76237  Poa secunda subsp. juncifolia W. L. Jepson 1939-8-14 19413 Plumas Willow Creek Willow Creek 1828 Comment
  CAS-BOT-BC242969  Poa secunda subsp. secunda John Thomas Howell 1951-6-28 27663 Plumas Jamison Creek 1584 Comment
  CAS-BOT-BC242975  Poa secunda subsp. secunda T. C. Fuller 1963-6-13 10670 Plumas W side of Highway 89 to Truckee, 1 mile S of Graeagle Comment
  CAS-BOT-BC242987  Poa secunda subsp. secunda John Thomas Howell; et al. 1967-6-12 2085 Plumas Butterfly Botanical Area and Vicinity. Area near spring 1127 Comment
  UCD91635  Poa secunda subsp. secunda August L. Hormay 1932-6-11 s.n. Plumas Long Canyon, Plumas National Forest, near RR plots. Comment
  CAS-BOT-BC244141  Poa sierrae John Thomas Howell 1967-6-23 42740 Plumas Lewisia Rock, 3.5 miles SW of Belden, Feather River Canyon 609 Comment
  UCD91590  Poa wheeleri August L. Hormay Date unknown s.n. Plumas Long Canyon, Plumas National Forest. Comment
  CAS-BOT-BC244267  Podagrostis humilis George W. Gillett 1957-7-19 853 Plumas Lassen Volcanic National Park. Just beyond very large spring 1.25 miles above The Devils Kitchen on trail to Sifford Lakes 2057 Comment
  JEPS108582  Polemonium californicum L. P. Janeway, B. Castro 2005-9-11 8545 Plumas Northern High Sierra Nevada. Near the Pacific Crest Trail about 0.6 km north of Three Lakes 1899 Comment
  JEPS69881  Polemonium occidentale subsp. occidentale H. L. Mason 1924-6-26 1038 Plumas Blairsden Comment
  UC1130352  Polygala cornuta var. cornuta G. T. Nordstrom 1934-7-9 194 Plumas 1 1/2 mi n Grizzly Hill; Plumas National Forest, Bidwell Bar Quadrangle Comment
  JEPS83026  Polygonum amphibium var. emersum M. S. Taylor 1982-8-10 4956 Plumas Lake Almanor Almanor NE quad (s end, ca 1 mi w of Canyon Dam) 1371 Comment
  CHSC53692  Polygonum aviculare L. P. Janeway 1989-7-19 3498 Plumas Edge of forest along SW side of Red Clover Valley; 0.2 mi SW of Beckwourth-Genesee Rd (rd 111) 11.7 mi from Beckwourth. In center of dirt road. Beckwourth Ranger District Plumas National Forest. 1676 Comment
  SD46511  Polygonum aviculare Robert J. Weatherby 1950-7-21 1468 Plumas Railroad tracks east Quincy 1036 Comment
  RSA88466  Polygonum davisiae J. T. Howell 1951-6-28 27692 Plumas Eureka Peak 1982 Comment
  CAS-BOT-BC414550  Polygonum douglasii John Thomas Howell 1960-7-18 35569 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  CHSC117625  Polygonum douglasii Lowell Ahart 2016-8-30 21328 Plumas On the west side of the meadow, south of the pond, about 100 yards west of the Pacific Crest Trail on Bunker Hill Ridge, about 1 1/2 miles (air) southeast of Pilot Peak. 2044 Comment
  CAS-BOT-BC414546  Polygonum douglasii Robert J. Weatherby 1955-7-2 1570 Plumas Bear Ridge near Taylor Lake 2194 Comment
  CHSC57308  Polygonum douglasii subsp. douglasii L. P. Janeway 1984-9-1 1132 Plumas On Sierra crest, near drainage channel draining northwest (towards Jamison Lake), middle of open dry meadowy area. 2164 Comment
  CHSC91914  Polygonum douglasii subsp. douglasii Lowell Ahart; Josephine Guardino 2005-8-9 12279 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
  UC1136143  Polygonum phytolaccifolium Beryl O. Schreiber 1938-7-10 2530 Plumas 1/4 mi s U.C. Forestry Camp (nr Mdw. Valley); Plumas National Forest, Bidwell Bar Quadrangle Comment
  UC965538  Polygonum polygaloides subsp. confertiflorum Herbert L. Mason 1952-7-17 14388 Plumas Beckwourth Sierra Valley 1524 Comment
  JEPS81571  Polygonum polygaloides subsp. kelloggii M. S. Taylor 1982-6-21 4707 Plumas off Eureka Ridge Rd (23N09) ca 1/4 mi above, ca 3 air mi sw of Sloat spring; Blue Nose Mt. quad., White Cap 1859 Comment
  CAS-BOT-BC420044  Polygonum polygaloides subsp. kelloggii M. S. Taylor 1982-6-21 4707 Plumas Off Eureka Ridge Rd (23N09), ca. 1/4 mi w of spring, w slope of White Cap, ca. 3 air mi sw of Sloat. 1859 Comment
  CAS-BOT-BC420212  Polygonum sawatchense subsp. sawatchense Clare B. Hardham 1970-8-9 17716 Y Plumas Road to Thompson Peak Lookout 2133 Comment
  CHSC32021  Polygonum shastense L. Ahart 1974-10-1 649 Plumas N of Pilot Peak on w part of Buzzards Roost Ridge, ca. 1 mi n of Onion Valley, ca. 10 mi n of La Porte. 1981 Comment
  CAS-BOT-BC421035  Polygonum spergulariiforme John Thomas Howell 1974-9-20 50906 Plumas Chilcoot. 1554 Comment
  POM253028  Polygonum spergulariiforme A. A. Heller 1937-9-1 15344 Plumas Near the Feather river bridge at Chester,. 1305 Comment
  UCSB51214  Polypodium californicum Almanza, Ed 1976-4-1 Plumas Feather River Canyon, N-fork, Hwy 70, 7 mi past county border 640 Comment
  CAS-BOT-BC237271  Polypogon monspeliensis John Thomas Howell 1955-7-19 s.n. Plumas Sierra Valley at Vinton 1505 Comment
  JEPS94289  Polypogon monspeliensis Lowell Ahart 1997-9-11 7902 Plumas about 5 air mi ne of Belden (about 1/8 mi s of Mosquito Creek, on the w side of the North Fork of the Feather River, on w edge of Caribou Road); North Fork of the Feather River, Caribou Road 792 Comment
  CAS-BOT-BC72115  Polystichum Wayne Dakan 1976-6-1 s.n. Plumas near Bucks Lake 1584 Comment
  CHSC94995  Polystichum imbricans subsp. imbricans Lowell Ahart 2006-10-23 13470 Plumas By large rocks on the west mountain side of Slate Creek (there is a large gravel flat caused by the dam), about 50 yards north of where the road ends, about 100 yards north of the dam across Slate Creek, about 1/8 mile northeast of Scales Road, about 5 1/2 miles (air) northeast of Strawberry Valley. 1281 Comment
  JEPS104160  Polystichum scopulinum Lowell Ahart 2003-10-17 10654 Plumas Cliffs n of Humboldt Peak, on the south side of the Pacific Crest Trail, ca 1/2 mi e of Humboldt Summit, ca 8 mi (air) ne of Butte Meadows. 2042 Comment
  JEPS87814  Polystichum scopulinum Lowell Ahart 1994-7-22 7492 Plumas nw side of large twin rocks on ne side of Mt, Etna (s of Pacific Crest Trail) 1981 Comment
  UC197927  Polystichum scopulinum J. G. Lemmon and wife July 1883 Plumas Indian Valley; N. Sierra Mts. Comment
  CAS-BOT-BC72507  Polystichum scopulinum G. Ledyard Stebbins 1968-8-3 6847 Plumas Grizzly Peak sw. of Taylorsville 2286 Comment
  CHSC80687  Populus balsamifera subsp. trichocarpa Lowell Ahart 2001-6-4 8751 Plumas Edge of the South Fork of the Feather River, about 1/4 mile northeast of the Feather Fork Mine, about 2 miles northeast of Little Grass Valley Reservoir, about 6 miles (air) northeast of La Porte. 1615 Comment
  CAS-BOT-BC105587  Populus trichocarpa Alice Eastwood 1927-6-15 14551 Plumas Forest Lodge, Greenville - United States Forest Reserve Comment
  SEINET3145579  Populus trichocarpa E. K. Balls 1950-9-14 15822 Plumas 6 mi. NW of Chester, N Fork Feather River 1402 Comment
  CDA39483  Populus trichocarpa L. Ahart 2001-6-4 8751 Plumas On the edge of the South Fork of the Feather River, about 1/4 mile northeast of the Feather Fork Mine, about 2 miles northeast of Little Grass Valley Reservoir, about 6 miles (air) northeast of La Porte. Comment
  CAS-BOT-BC267201  Potamogeton foliosus Robert J. Weatherby 1950-7-28 1492 Plumas Snake Lake, near Quincy 1219 Comment
  UC1564761  Potamogeton gramineus V. Oswald, L. Ahart, and L. Hanson 1989-7-31 3908 Plumas 6.5 air mi n of La Porte (0.5 air mi w of Fowler Pk., lake at the headwaters of of Fowler (Slate) Creek) 1670 Comment
  CAS-BOT-BC453921  Potamogeton pectinatus Fred Sommers 1976-8-10 199 Plumas Sierra Valley Marsh, in channel fed by Marble Hot Springs. 1524 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
  JEPS103431  Potentilla breweri Lowell Ahart 2002-7-6 9849 Plumas In small meadows, ca 50 yards N of the gravel road, near a small branch of Coldwater Creek, ca 3/4 mile SW of Grizzly Mountain, ca 2 miles (air) SW of Haskins Valley and Bucks Lake. 1844 Comment
  CHSC108455  Potentilla glandulosa subsp. ashlandica Lowell Ahart 2011-9-20 17682 Plumas Open area along a very small stream, on the north side of the poor dirt road on the north side of Pilot Peak, about 9 miles (air) northeast of La Porte. 2072 Comment
  CHSC79903  Potentilla gracilis G. F. Hrusa; J. Dinsdale 1989-6-27 7215 Plumas Sierra Nevada. Around margin of Snake Lake, approx. 5 m. WNW of Quincy. [Original lat./long. on label is '39 59 N; 120 57 W']. 1250 Comment
  SD8450  Potentilla gracilis var. fastigiata Daniel Cleveland 1882-7-20 Plumas Prattville Comment
  RSA123350  Potentilla gracilis var. fastigiata E. Sawyer 1935-7-9 284 Plumas 3.75 miles SSW of Crow 2073 Comment
  UC114492  Potentilla millefolia T. S. Brandegee 1892-7-4 Plumas Prattville 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
  UC1594686  Potentilla palustris Vernon H. Oswald, Lowell Ahart, Linnea Hanson, Lawrence Janeway and Joan Reynolds 1992-7-1 5035 Plumas via Gold Lake Forest Hwy (County Rd. 519) ca 5 mi (air) ssw Graeagle (Grass Lake located just w of Lakes Basin Campground); Grass Lake, ssw of Graeagle 1926 Comment
  CDA40573  Potentilla recta Willo Vieira 2014-6-18 PDR# 320 P06131720 Plumas Quincy; Lee Road, site #2. 0 Comment
  CHSC81148  Potentilla rivalis Lowell Ahart 2001-8-29 9236 Plumas On the west side of Little Last Chance Creek, on the strand of Frenchman Lake. 1700 Comment
  SBBG121528  Potentilla rivalis L. Ahart 2007-6-17 14181 Plumas Red Clover Crk ca. 30 yards E of County Rd 111 (Beckwourth Genesee Rd), ca. 0.25 mi E of bridge across Red Clover Crk, Red Clover Valley, ca. 2 mi (air) N of the N end of Lake Davis 1654 Comment
  CHSC112554  Poteridium annuum B. Castro; L. P. Janeway 2007-6-7 1639 Plumas Northern High Sierra Nevada. NW side of lower Thompson Valley 1.25 mi N of the mouth of McReynolds Creek at Red Clover Creek. W side of Thompson Creek, downstream of small rock dam, ca 600 ft below edge ofopen Ponderosa-Jeffrey pine forest. 1673 Comment
  CHSC97596  Poteridium annuum Lowell Ahart; John Dittes 2007-6-16 14147 Plumas West of a small stream, about 200 yards south of County Road 111 (Beckwourth Genesee Road), 20 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1647 Comment
  UCD139788  Prosartes hookeri Alva Day 1939-5-31 s.n. Plumas Cascade Creek. Comment
  UCD125350  Prunella vulgaris J. M. Tucker 1948-7-25 1741 Plumas at mine of United Mining Company, Pinchard Creek, southwest side of Camel Peak. 1524 Comment
  SEINET10498363  Prunella vulgaris subsp. lanceolata Mary Susan Taylor 1974-7-3 Taylor 303 Plumas Butterfly Valley Botanical Area, ca. 10 mi NW of Quincy on Hwy 70. Associates: Drosera rotundifolia, Darlingtonia californica. 1219 Comment
  CHSC13643  Prunella vulgaris var. lanceolata M. S. Taylor 1974-7-3 303 Plumas Abundant along roadside in vicinity of Fern Glen, ca. 1 mi s of Darlingtonia Bog, in Butterfly Valley Botanical Area, ca. 5 mi nw of Quincy. 1173 Comment
  RSA52867  Prunella vulgaris var. lanceolata R. Weatherby 1950-7-7 1449 Plumas Gansner Creek, Quincy. 1220 Comment
  UCD113160  Prunus andersonii Beecher Crampton 1954-5-11 1877 Plumas Beckwourth Pass, Plumas-Lassen county line. Comment
  CAS-BOT-BC158137  Prunus emarginata John Thomas Howell 1926-7-26 2120 Plumas Near Prattville 1463 Comment
  CHSC53305  Prunus emarginata L. P. Janeway 1989-6-20 3352 Plumas Plumas National Forest. Slope near top of Crocker Mtn overlooking Red Clover Valley. 2194 Comment
  RSA123197  Prunus emarginata D. Axelrod 1934-6-4 11 Plumas SW of La Porte 1646 Comment
  RSA59452  Prunus emarginata E. K. Balls 1950-9-2 15657 Plumas South slope of Mt. Ingalls on road to lookout, North of Grizzly Valley. 2134 Comment
  UC586844  Prunus emarginata Joseph Andorfer Ewan 1934-6-25 8197 Plumas Gold Lake Road; Sierra Nevada, Gold Lake Road 1524 Comment
  SEINET7346803  Prunus emarginata A. A. Heller, P. B. Kennedy 1907-7-15 8845 Plumas Near mouth of Little Grizzly Creek below Genessee Comment
  CAS-BOT-BC154845  Prunus virginiana var. demissa John Thomas Howell 1961-6-21 36648 Plumas Greenville 1097 Comment
  CAS-BOT-BC154851  Prunus virginiana var. demissa Alice Eastwood 1927-6-12 14502 Plumas Forest Lodge, Greenville. United States Forest Reserve Comment
  SEINET7412612  Prunus virginiana var. demissa W. Harnach, N. Harnach 1990-5-12 302 Plumas Sierra Valley, Approx 5 miles S of Vinton, Feather River Ranch. 1585 Comment
  CHSC81097  Pseudognaphalium luteoalbum Lowell Ahart 2001-8-28 9221 Plumas Strand of Lake Almanor, south of the intersection of the dirt road to Last Chance Marsh and the poor dirt road that goes south along Lake Almanor to the causeway of Highway 36, about 3/4 mile northeast of Chester. 1371 Comment
  CHSC95005  Pseudognaphalium luteoalbum Lowell Ahart 2006-10-23 13474 Plumas On the west side of Slate Creek (there is a large gravel flat caused by the dam), about 30 yards south of where the road ends, about 20 yards north of the dam across Slate Creek, about 1/8 mile northeast of Scales Road, about 5 1/2 miles (air) northeast of Strawberry Valley. 1281 Comment
  JEPS110517  Pseudognaphalium luteoalbum Lowell Ahart 2006-10-23 13474 Plumas On the west side of Slate Creek (there is a large gravel flat caused by the dam), about 30 yards south of where the road ends, about 20 yards north of the dam across Slate Creek, about 1/8 mile northeast of Scales Road, about 5 1/2 miles (air) northeast o 1281 Comment
  CAS-BOT-BC361678  Pseudognaphalium thermale John Thomas Howell 1959-9-24 34912 Plumas Crescent Mills 1066 Comment
  CHSC113592  Pseudognaphalium thermale Lowell Ahart 2014-8-24 19763 Plumas Center of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. 1533 Comment
  CHSC99829  Pseudostellaria jamesiana Lowell Ahart 2008-7-16 15100 Plumas Dry open area west of a small meadow (swamp), north of a small deep stream, about 130 yards north of the paved road, about 1/4 miles west of the bridge where the South Fork of the Feather River flows into Little Grass Valley Reservoir, about 2 1/2 miles (air) north of La Porte. 1597 Comment
  NY1083713  Pseudostellaria jamesiana B. J. Ertter 1989-7-3 8635 Plumas Near Bear Creek crossing on Lone Rock road, Diamond Mountains ca 9 airmiles south of Susanville 1768 Comment
  RSA756865  Pseudostellaria jamesiana Barbara Ertter 2001-7-21 17785 Plumas Southeast Diamond Mountains northeast of Frenchman Lake, northeast slope of rhyolite plug, between Galeppi Creek and Spring Creek. 2195 Comment
  UC1950116  Pseudostellaria jamesiana Barbara Ertter 2001-7-21 17782 Plumas southeast Diamond Mountains northeast of Frenchman Lake, south branch of Galeppi Creek north of rhyolite plug (area otherwise granite) Comment
  OBI69176  Pseudotsuga menziesii var. menziesii Kristina L. Schultz, Dan Schultz 2000-11-3 5 Plumas Quincy Range. Located directly off trl at the intersection of Jackson St. and Old Meadow Valley rd 1067 Comment
  CAS-BOT-BC361777  Psilocarphus brevissimus var. brevissimus John Thomas Howell 1962-6-18 37803 Plumas Sierra Valley near Beckwourth 1487 Comment
  SEINET7727767  Pteris aquilina Unknown Plumas Indian Valley Comment
  CAS-BOT-BC453566  Pterospora andromedea Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1650 Plumas Butterfly Botanical Area and Vicinity: In area adjacent to Sweetwater Meadow 1127 Comment
  CHSC65378  Pterospora andromedea Lowell Ahart 1995-9-13 7632 Plumas In the forest on the north side of Onion Valley, east of Quincy-La Porte Road, about 1 mile north-west of Pilot Peak. 1828 Comment
  JEPS115092  Pterospora andromedea Lowell Ahart, John Dittes 2009-7-14 16067 Plumas On the south side of Forest Service Road 27N92, about 1.9 miles (air) southeast of Seneca, about 6 miles (air) south of Lake Almanor Reservoir Dam. 1677 Comment
  CAS-BOT-BC239825  Puccinellia lemmonii W. Harnach; N. Harnach 1991-6-17 554 Plumas Sierra Valley. 3/4 mile west of steel bridge on Marble Lane 1486 Comment
  RSA797520  Purshia tridentata P. Reisentz 1979-5-12 s.n. Plumas Indian Creek, at the junction of Highway 70 and Highway 89. Comment
  CHSC36324  Pycnanthemum californicum M. S. Taylor 1982-8-12 4979 Plumas Along Denton Creek between 516 and Hwy 70, ca. 1 mi e of Blairsden. 1432 Comment
  CHSC69704  Pycnanthemum californicum Vernon Oswald; Lowell Ahart 1997-9-18 8881 Plumas Forest Road 26N25 at Soda Ravine, ca. 4.5 mi west of Butte Valley Reservoir. 1249 Comment
  CHSC33935  Pyrola dentata M. S. Taylor; M. Foster 1981-7-14 4011 Plumas Saddle at head of Bullfrog Ravine, along rd 26N18, 3 air mi nw of Indian Falls. 1584 Comment
  CHSC67361  Pyrola dentata James D. Jokerst; R. A. Schlising, L. Ahart 1985-8-12 2561 Plumas Red Mtn. Rd. 1.1 mi above junction with Rich Gulch Rd., N of Hwy. 70. 1584 Comment
  HSC73006  Pyrola dentata M. S. Taylor, M. Foster 1981-7-14 4012 Plumas Saddle at head of Bullfrog Ravine, on Rd. 26N18, 3 air mi. NW of Indian Falls 1616 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
  CHSC33735  Pyrola picta M. S. Taylor; M. Foster 1981-7-14 4010 Plumas Saddle at head of Bullfrog Ravine, both sides of 26N18, ca. 3 air mi nw of Indian Falls. 1645 Comment
  CHSC54419  Pyrola picta Vernon H. Oswald 1991-6-12 4658 Plumas Lassen Volcanic National Park. Trail between Willow Lake and Terminal Geyser. 1691 Comment
  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
  CAS-BOT-BC466111  Pyrola picta F. B. Cayot 1913-8-12 30 Plumas Plumas Forest, Smith's Peak 2133 Comment
  SEINET10973484  Pyrola picta Mary Susan Taylor, M. Foster 1981-7-14 Taylor 4010 Plumas T26N R9E ne sec 30 and nw sec 29, Almanor SE quad and Greenville SW quad. Saddle at head of Bullfrog Ravine, up to 1/4 mi E and W of rd 26N18, ca. 3 air mi NW of Indian Falls on Hwy 89; moist Coniferous Forest; 5200 to 5700 ft elev. 1585 Comment
  CAS-BOT-BC362160  Pyrrocoma apargioides Lewis S. Rose 1934-7-23 34408 Plumas Vinton 1524 Comment
  CHSC34919  Pyrrocoma carthamoides var. cusickii M. S. Taylor 1981-7-21 4082 Plumas NE corner of jct of 25N42 and 401 (E and above Squirrel Creek), ca. 3 air mi n of Spring Garden. 1371 Comment
  CHSC36866  Pyrrocoma lanceolata var. lanceolata M. S. Taylor 1982-8-27 5044 Plumas SW corner of jct of Hwy 70 and rd to Loyalton, in Vinton. 1493 Comment
  CAS-BOT-BC494116  Pyrrocoma lanceolata var. lanceolata W. Harnach; N. Harnach 2000-8-2 974 Plumas Sierra Valley. 3/4 mi E of A-23 on Marble Lane at the hot wells 1490 Comment
  JEPS100331  Pyrrocoma lucida Dean W. Taylor 2001-7-19 17836 Plumas Frenchman Lake, along road on west side of reservior about 0.7 miles South of Grisby Creek 1706 Comment
  JEPS117928  Pyrrocoma lucida John Dittes, Lowell Ahart 2003-8-8 2003 -82 Plumas northwest edge of Sierra Valley, ca. 3.9 air miles east of Portola, ca. 0.7 air mile southwest of Beckwourth ca. 0.1 air mile south of Middle Fork Feather River Northern High Sierra Nevada 1488 Comment
  JEPS19254  Pyrrocoma lucida W. L. Jepson 1939-8-16 19430 Plumas Portola Comment
  CAS-BOT-BC328166  Pyrrocoma racemosa var. congesta M. S. Taylor 1982-8-27 5044 Plumas Southwest corner of junction of Highway 70 and road to Loyalton in Vinton 1493 Comment
  CHSC69123  Pyrrocoma racemosa var. paniculata Vernon Oswald; Beth Corbin, Gary Schoolcraft 1997-8-5 8811 Plumas Hay Meadow north of Lake Almanor near the southeast corner of the Caribou Wilderness. 1950 Comment
  CAS-BOT-BC362346  Pyrrocoma racemosa var. paniculata John Thomas Howell 1977-8-11 52717 Plumas Chilcoot 1524 Comment
  CAS-BOT-BC93982  Quercus durata John Thomas Howell 1959-9-21 34791 Plumas Rich Bar 762 Comment
  CAS-BOT-BC105311  Quercus kelloggii Mrs. E. C. Suttiffe 1920-9-1 s.n. Plumas Gold Valley Comment
  CHSC21100  Quercus kelloggii F. T. Griggs; A. Pass 1975-7-3 76 Plumas N. of Grizzly Forebay. Buck's Lake Forest Service Survey. Comment
  CHSC76133  Quercus kelloggii G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-25 3293 Plumas Beckwourth-Greenville Road 0.7 mile south of Arlington Road, east of Taylorville. 1112 Comment
  SEINET10431673  Quercus kelloggii P. A. Lehenbauer 1938-1 s.n. Plumas 3 miles E of Portola. Comment
  CDA12148  Quercus vacciniifolia G. F. Hrusa, J. Dinsdale 1989-6-25 7201 Plumas Sierra Nevada; Bucks lake north shore. Comment
  HSC31106  Quercus vacciniifolia R. F. Thorne, C. W. Tilforth 1969-9-6 39221 Plumas 2.5 mi S of Graeagle on Gold Lake Rd. 1646 Comment
  RSA654745  Quercus vacciniifolia J. M. Tucker 1948-7-25 1736 Plumas Summit of 'Lava Cap,' ca. 1 mile south of Cascade. 1436 Comment
  UCD23331  Quercus vacciniifolia E. W. Jameson 1948-12-2 s.n. Plumas 2 mi. south, 2 mi. east of Quincy. 1158 Comment
  CHSC39782  Quercus wislizeni var. wislizeni Eloise Gallatin 1935-5-19 Plumas Feather River Canyon. Comment
  CHSC57827  Ranunculus alismifolius var. lemmonii Vernon H. Oswald; Lowell Ahart 1992-5-6 4933 Plumas Lassen Volcanic National Park. Trail between Willow Lake and Terminal Geyser, just inside the boundary of the park. Meadow. 1658 Comment
  CHSC92745  Ranunculus alismifolius var. lemmonii L. P. Janeway 2005-6-12 8417 Plumas High Cascade Range. East side of Feather River Meadows, 0.8 km north of Rice Creek and North Fork Feather River confluence. 1631 Comment
  CAS-BOT-BC379344  Ranunculus andersonii var. andersonii G. L. Stebbins, Jr.; J. A. Jenkins 1937-5-22 2147 Plumas east side of Beckwith Peak, Sierra Valley 1820 Comment
  SBBG121280  Ranunculus aquatilis var. aquatilis L. Ahart, J. Dittes 2007-6-16 14130 Plumas S side of County Rd 111 (Beckwourth Genesee Rd), 50 yards E of Forest Rd 24N08, Red Clover Valley, ca. 2 mi (air) N of the N end of Lake Davis 1647 Comment
  CDA19255  Ranunculus aquatilis var. hispidulus G. D. Barbe, T. C. Fuller 1982-6-17 3857 Plumas Plumas National Forest; East shore Frenchman Lake at the parking lot; Crystal Fishing Access. 1706 Comment
  POM98933  Ranunculus aquatilis var. hispidulus Marcus E. Jones 1897-7-5 s.n. Plumas Prattville. 1372 Comment
  JEPS54996  Ranunculus aquatilis var. subrigidus W. L. Jepson 1918-8-17 8027 Plumas Red Clover Valley; in pool of creek 1676 Comment
  UC1126174  Ranunculus cymbalaria var. saximontanus E. Sawyer 1935-6-14 105 Plumas 1 mi s Sugarloaf; Sierraville Quadrangle Comment
  UC570227  Ranunculus cymbalaria var. saximontanus E. Sawyer 1935-6-14 105 Plumas 1 mi s Sugarloaf; Sierraville Quadrangle 1524 Comment
  POM99175  Ranunculus flammula var. ovalis Marcus E. Jones 1897-7-3 s.n. Plumas Prattville. 1372 Comment
  SEINET8697205  Ranunculus glaberrimus var. glaberrimus W. Harnach, N. Harnach 1989-3-29 004 Plumas Approx 1 mile N of The Sierra/Plumas Co. line on Co. Rd. A-23, Hillside N of the Barry corrals. 1506 Comment
  CHSC110297  Ranunculus occidentalis var. ultramontanus B. Castro; L. P. Janeway 2006-6-3 1574 Plumas Northern High Sierra Nevada.West side of lower Thompson Valley 1.25 mi N of the mouth of McReynolds Creek at Red Clover Creek. 1676 Comment
  CHSC53214  Ranunculus occidentalis var. ultramontanus L. P. Janeway 1989-6-9 3282 Plumas Plumas National Forest. Forest along south side of Red Clover Valley. Along a drainage. 1691 Comment
  CDA14673  Ranunculus orthorhynchus G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-23 3115 Plumas Round Valley Reservoir, 0.25 mile west of the dam on Dixie Canyon-Round Valley Road. 1371 Comment
  POM99856  Ranunculus orthorhynchus C. C. Bruce 1898-06 2438 Plumas [No location data on label] Comment
  CHSC58177  Ranunculus orthorhynchus var. orthorhynchus Vernon H. Oswald; Lowell Ahart 1992-6-2 4975 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
  RSA551253  Rhamnus J. T. Howell 1976-7-20 52037 Plumas transition zone forest at S end of Lake Almanor 1372 Comment
  SEINET13946278 Image available Rhamnus californica Charles M. Belshaw 1940-1 5094 Plumas Between Belden and Longville on tributary of Yellow Creek. Comment
  RSA518947  Rhamnus purshiana J. T. Howell 1963-6-3 39395 Plumas Butterfly Valley Comment
  RSA610720  Rhamnus purshiana Louis C. Wheeler 1958-7-30 7350 Plumas Sierra Nevada: White Pine Chrome Mine, ca. 1/2 mile E of Bottle Springs, South Fork Rock Creek, near Quincy. 1585 Comment
  RSA518963  Rhamnus rubra J. T. Howell 1973-7-10 49731 Plumas Open yellow pine forest near Greenville. 1098 Comment
  UC1121939  Rhamnus rubra G. T. Nordstrom 1934-7-9 204 Plumas 1.25 mi s Mt. Ararat; Plumas National Forest, Bidwell Bar Quad. 1615 Comment
  CDA17244  Rhododendron neoglandulosum G. F. Hrusa, S. Gaimari, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16271 Plumas Sierra Nevada; Butterfly Valley Botanical Area. Plumas National Forest. 1158 Comment
  RSA101418  Rhododendron occidentale var. californicum R. Weatherby 1955-6-16 1531 Plumas Feather River Canyon. Head of Berry Creek, above Virgilia. Comment
  UCD169416  Rhynchospora capitellata L. P. Janeway 2001-8-5 7416 Plumas Northern High Sierra Nevada. Butterfly Valley Botanical Area: Sweetwater Meadow. 1177 Comment
  CAS-BOT-BC438110  Ribes Doris Kildale Gillespie 1930-5-12 9314 Plumas 2 miles east of Chester Comment
  CAS-BOT-BC219215  Ribes nevadense Walter & Irja Knight 1967-5-22 1906 Plumas Mouth of Butterfly Creek 883 Comment
  CDA13445  Ribes nevadense G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13292 Plumas Sierra Nevada; on USFS 23N11A. Ridge between Bull Run Creek and S Fk. Long Valley Creek. Comment
  JEPS114512  Ribes nevadense Lowell Ahart 2008-6-5 14811 Plumas Steep west bank of the South Fork of the Feather River, about 1/8 mile southwest of the Feather Fork Mine, about 1 1/4 miles northeast of the Little Grass Valley Reservoir 1645 Comment
  UC511311  Ribes roezlii Lyman Benson 1932-7-29 3992 Plumas Buck Lake Sierra Nevada, Feather River Watershed 2133 Comment
  UCD19441  Ribes roezlii W. B. McHenry 1990-5-21 s.n. Plumas Bucks Lake, along quarry road. 1584 Comment
  SEINET5339777  Ribes roezlii L. Miller 1929-6-12 s.n. Plumas 5 miles SW of Blairsden Comment
  CAS-BOT-BC186225  Ribes roezlii var. roezlii Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region Comment
  RSA0019690  Ribes velutinum Beecher Crampton 1954-5-11 1878 Plumas State Highway 24, Beckwourth Pass, Plumas-Lassen County boundary. 1588 Comment
  UC170930  Ribes viscosissimum H. M. Hall 1912-7-13 9356 Plumas Nelson Creek Sierra Nevada Mountains 1737 Comment
  CHSC80651  Ribes viscosissimum var. hallii Lowell Ahart 2001-6-4 8753 Plumas About 1/8 mile north of the Feather Fork Mine, about 2 miles northeast of Little Grass Valley Reservoir, about 6 miles (air) northeast of La Porte. 1615 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
  CHSC36917  Rigiopappus leptocladus M. S. Taylor 1982-6-10 4623 Plumas S side of 23N72, 1/2 mi w of Table Rock, ca. 2.5 mi ne of Beckwourth. 1645 Comment
  JEPS59925  Rigiopappus leptocladus Lewis S. Rose 1968-6-11 68101 Plumas 4 mi s Keddie; Butterfly Valley 1036 Comment
  CAS-BOT-BC74635  Rorippa curvisiliqua A. A. Heller 1915-7-7 12056 Plumas Near the summit of Soapstone ridge in the Sierra Nevada. 12 miles west of Bucks. Comment
  UC1126728  Rorippa curvisiliqua E. Sawyer 1935-6-27 183 Plumas 1.6 mi ene Grizzly Peak; Sierraville Quad., Plumas National Forest Comment
  CAS-BOT-BC74639  Rorippa curvisiliqua L. P. Janeway 1992-11-4 4322 Plumas Plumas National Forest. Beckwourth Ranger District. Cascade Department. 1755 Comment
  RSA101454  Rorippa curvisiliqua R. Weatherby 1955-7-2 1584 Plumas Wilcox Valley. 1768 Comment
  CHSC113606  Rorippa curvisiliqua var. orientalis Lowell Ahart 2014-9-9 19836 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
  CHSC38016  Rorippa curvisiliqua var. orientalis M. S. Taylor 1982-7-8 4803 Plumas Ramelli Ranch, s side of Feather River, ca. 1 mi sw of Beckwourth, ca. 1/4 mi e of Calpine Rd (109). 1487 Comment
  CHSC40864  Rorippa sphaerocarpa K. R. Stern 1985-6-25 8194 Plumas Vicinity of Blairsden. 1371 Comment
  UCD19152  Rosa June McCaskill 19__? 321 Plumas Lake Almanor region? Comment
  JEPS105835  Rosa bridgesii Lowell Ahart, John Dittes, Josephine Guardino 2004-6-6 10999 Plumas On the west side of a small drainage, on the north side of the logging road, about 1 1/2 miles (air) south of Lower Taylor Rock, about 7 1/2 miles (air) northeast of Quincy 1517 Comment
  JEPS115858  Rosa gymnocarpa Lowell Ahart, John Dittes 2009-7-28 16195 Plumas On dry soil, near seeps, slope northwest of mine, west (above) Forest Service Road 27N28Y, 2.9 miles (air) northwest of Butt Valley Reservoir Dam 1581 Comment
  JEPS115859  Rosa gymnocarpa Lowell Ahart, John Dittes 2009-7-15 16078 Plumas Along a small wash, south side of Forest Service Road 27N671, northeast of Forest Service Road 26N67, about 2.8 miles (air) southeast of Butt Valley Reservoir Dam 1677 Comment
  RSA246594  Rosa gymnocarpa Robert F. Thorne, Larry E. DeBuhr, C. W. Tilforth 1972-9-20 42334 Plumas Butterfly Valley Botanic Area. Partly in Plumas National Forest, near Pond Reservoir. 1159 Comment
  CAS-BOT-BC147047  Rosa pisocarpa John Thomas Howell 1961-9-22 36815 Plumas Greenville 1088 Comment
  CAS-BOT-BC149735  Rosa woodsii subsp. ultramontana Ira L. Wiggins 1971-7-11 21695 Plumas Rushing Meadows, along South Fork of Stanislaus River, above Lyon's dam 1280 Comment
  UC711930  Rosa woodsii subsp. ultramontana Roxana S. Ferris and Laura Lorraine 1941-8-8 10413 Plumas Greenville 1091 Comment
  POM319262  Rubus parviflorus Patricia Wilder 1971-6-22 5144 Plumas 4.5 miles W of Quincy on Spanish Creek Rd. On N side of road between road and creek. Cascade Mtn Range. Spanish Creek to North Fork Feather River drainage. 1067 Comment
  UC338281  Rubus parviflorus unknown 1889-6-26 Plumas Mohawk Valley Comment
  CAS-BOT-BC363142  Rudbeckia californica Lowell Ahart 1979-8-16 s.n. Plumas Along Ohio Ravine 1700 Comment
  CHSC70273  Rumex acetosella B. Castro; R. Zebell 1989-8-9 376 Plumas Ca 6 air mi S of Bucks Lake, at edge of dirt road through Arkansas Ravine, ca 0.5 mi E of USFS Rd 23N18 across from Hardquartz Mine. 1524 Comment
  CHSC99832  Rumex acetosella Lowell Ahart 2008-8-13 15173 Plumas East side of La Porte Road, west of East Branch Creek, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of LaPorte. 1613 Comment
  CHSC113931  Rumex fueginus Lowell Ahart 2014-8-20 19713 Plumas Near springs on the east edge of Lake Almanor, about 200 yards north of the causeway across Lake Almanor, about 1-1/4 miles east of Chester. 1386 Comment
  SEINET4183209  Rumex maritimus var. fueginus M. J. Williams, J. T. Howell, W. Follette 1977-8-11 77- 70 -4 Plumas East side of Frenchman's Reservoir 1707 Comment
  SEINET4178423  Rumex paucifolius W. Harnach, N. Harnach 1990-6-13 375 Plumas Sierra Valley, Ramelli Ranch (USFS) 1487 Comment
  JEPS114529  Rumex salicifolius var. triangulivalvis Lowell Ahart 2008-8-13 15173 Plumas 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 LaPorte 1613 Comment
  RSA0118876  Rumex triangulivalvis Lowell Ahart 2014-8-26 19778 Plumas On the south side of the South Fork of the Feather River, Little Grass Valley Reserovir, 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
  CHSC73435  Salix eastwoodiae H. Durio 1995-8-17 Plumas Ca 2.5 air mi S of Bucks Lake, and ca 0.1 mi S of the 'Mosquito Flat' area on maps.On Mosquito Creek, S of USFS Rd 23N57 as it heads E, ca 0.6 mi SE of its jct with Rd 23N18. 1676 Comment
  RSA60263  Salix eastwoodiae E. K. Balls 1950-9-1 15586 Plumas E shore of Long Lake, turning south from Mt. Elwell; Southern Plumas Co. 2104 Comment
  UC440203  Salix eastwoodiae Mrs. C. M. Wilder 1912-7-10 9333 Plumas Bear Lakes 1981 Comment
  CAS-BOT-BC103890  Salix exigua W. Harnach; N. Harnach 1991-6-21 557 Plumas Sierra Valley. Next to R/R bridge east of Co. Rd. A-23 1487 Comment
  CHSC114705  Salix exigua G. Douglas Barbe; T. C. Fuller, J. T. Howell 1981-6-25 3325 Plumas Junction of Diamond Mountain Road and Antelope Lake road, near the confluence of Lights Creek and its East Branch. 1371 Comment
  SJSU12159  Salix exigua N. A. Hopkins 1976-6-22 834 Plumas 7 mi NE of Loyalton 1524 Comment
  CAS-BOT-BC107962  Salix geyeriana Corbin 1998-7-26 2796 Plumas Meadow S. of Clover Valley 1676 Comment
  CAS-BOT-BC107973  Salix geyeriana M. S. Taylor 1982-6-14 4664 Plumas Dry meadow on n side of Indian Creek, e side of 28N03, nw corner of Antelope Lake, ca. 12 mi ne of Taylorsville 1524 Comment
  UC1134969  Salix lasiandra subsp. lasiandra F. Embree 1934-6-6 77 Plumas Three Lakes Plumas Nat'l Forest, Bidwell Bar Quad., Three Lakes Comment
  UC674869  Salix lasiandra subsp. lasiandra W. A. Setchell and John D. Brooks 1942-7-20 Plumas s. shore Bucks Lake; Sierra Nevada 1615 Comment
  CAS-BOT-BC125303  Salix lasiandra var. lasiandra A. A. Heller 1913-6-13 10849 Plumas Near Marston Station 1066 Comment
  CAS-BOT-BC125318  Salix lasiandra var. lasiandra John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1968-6-11 2399 Plumas Butterfly Botanical Area. Valley proper Comment
  CAS-BOT-BC125322  Salix lasiandra var. lasiandra Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1477 Plumas In Butterfly Canyon along roadside. 1036 Comment
  JEPS14868  Salix lasiandra var. lasiandra John Warren Duffield 1937-5-29 Plumas along hwy. through Meadow Valley Comment
  CAS-BOT-BC128430  Salix lasiolepis var. lasiolepis David D. Keck 1932-7-3 1657 Plumas Meadow south of Spanish Creek, Quincy - Northern Sierra Nevada 1066 Comment
  CAS-BOT-BC124792  Salix lemmonii Alice Eastwood 1918-5-25 7004 Plumas Portola Comment
  CHSC13667  Salix lemmonii E. L. Smith 1971-4-28 946 B Plumas In Indian Valley ca. 1 mi se of Greenville. 1088 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
  UC449845  Salix lemmonii L. S. Smith 1931-5-27 7 a Plumas Plumas Meadow Plumas Nat'l Forest, Plumas Meadow Comment
  CAS-BOT-BC125106  Salix ligulifolia C. R. Ball; Mrs. H. P. Bracelin; Beryl Kautz 1931-5-31 397 Plumas North Fork of Feather River, at Chester 1350 Comment
  CAS-BOT-BC128273  Salix lucida Michael A. Vincent 1999-6-7 8535 Plumas Along FS Rt. 176 and Chance Creek at bridge, 7.1 miles north of CA rt. 70. Comment
  CHSC91898  Salix lucida subsp. lasiandra Lowell Ahart; Josephine Guardino 2005-8-9 12294 Plumas On the east side of Fant Creek, on the west side of the dirt road, about 100 yards northwest of the cabin (destroyed) and corral, north of Forest Road 27N09, about 6 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1597 Comment
  RSA716802  Salix lucida subsp. lasiandra L. Ahart, John Dittes 2005-9-20 12453 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
  CAS-BOT-BC129393  Salix melanopsis C. R. Ball; Mrs. H. P. Bracelin; Beryl Kautz 1931-5-31 395 Plumas North Fork of Feather River, at Chester 1350 Comment
  CHSC113617  Salix melanopsis Lowell Ahart 2014-8-31 19810 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
  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
  CAS-BOT-BC129097  Salix scouleriana John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-26 54362 Plumas 0.75 miles northeast of Bucks Summit on road to Quincy - Sierra Nevada 1600 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-BC176981  Salsola tragus John Thomas Howell 1959-9-21 34759 Plumas Bars of N. Fork Feather River near Belden 701 Comment
  UCSB64022  Salsola tragus Ahart, Lowell 1981-9-6 Plumas Along Indian Creek, about 1/2 mile south-west of the intersection of Highway 89 and Arlington Road, about 1 1/2 miles south-west of Crescent Mills 1097 Comment
  CAS-BOT-BC238843  Sambucus nigra subsp. caerulea Thomas H. Kearney 1944-8-14 144 Plumas Near Prattville, Lake Almanor Comment
  CDA13361  Sanguisorba annua G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-15 13210 Plumas Sierra Nevada; N side of Hwy. 70 approx. 3 m. E of Spring Garden at inter. of Hwy 70 and Sloat Rd. Rattlesnake Creek drainage. Comment
  UC579567  Sanguisorba annua E. Sawyer 1935-6-27 166 Plumas nw Sierra Valley (Charlies Valley); Plumas National Forest, Sierraville Quad. 1524 Comment
  SEINET10483616  Sanguisorba annua Mary Susan Taylor, M. Foster 1981-6-2 Taylor 3823 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
  UC555549  Sanguisorba annua H. L. Mason 1924-6-16 1042 Plumas near Graeagle (South banks of Feather River); s banks of Feather River Comment
  CHSC42093  Sanicula graveolens Lowell Ahart 1986-7-8 5352 Plumas About 1 mile north-west of Pilot Peak, about 14 miles north-east of La Porte. 1981 Comment
  CHSC82495  Sanicula graveolens Lowell Ahart 2002-6-26 9758 Plumas On the southwest side of a gravel road, about 2 miles (air) northwest of Little Grass Valley Reservoir dam, about 5 miles (air) northwest of La Porte. 1741 Comment
  UC1123194  Sanicula graveolens A. Lewis 1934-6-12 473 Plumas 4 1/2 mi W of Lexington Hill (Mooreville Ridge) 1493 Comment
  SEINET10454662  Sanicula graveolens Mary Susan Taylor, M. Foster 1981-6-10 Taylor 3886 Plumas T24N R14E nw sec 7, Crocker Mt quad. In Red Clover Valley, Overland Inc. Ranches, ca. 3/4 mi N of Genesee- Beckwourth Rd, ca. 11 air mi NW of Beckwourth; elevation ca. 5500 ft.; Sagebrush Scrub on dry sandy soil. 1676 Comment
  UC1542920  Sanicula tuberosa G. Schoolcraft 1987-6-17 1740 Plumas about 2 mi N of Chester 1402 Comment
  RSA255811  Sarcodes sanguinea Gary D. Wallace, Larry E. DeBuhr, G. Ansley Wallace s.n. Plumas Along hwy. 89 by the west shore of Lake Almanor. 1402 Comment
  UCD13235  Sarcodes sanguinea Dean Dubbe 1974-4-27 7- 2 Plumas California: Plumas Co. Plumas National Forest. Butterfly Valley. Along hwy 89, 2 mi W of Keddie. Elev. 3700 ft. 1127 Comment
  SEINET10483035  Saxifraga aprica Mary Susan Taylor, G. Rotta 1982-5-18 Taylor 4472 Plumas T26N R9E nw/ne sec 7. Almanor NE quad. On serpentine, both sides of spur rd off 26N18, ca. 0.5 mi se of Long Valley Mine, ca. 4 air mi w of Greenville. 5500 ft. 1676 Comment
  UC384663  Saxifraga oregana E. D. Merrill 1929-7-13 Plumas Silver Lake 1828 Comment
  RSA0101559  Sceptridium multifidum C. C. Bruce 1897-09 s.n. Plumas Butterfly Valley. Comment
  CAS-BOT-BC283629  Schedonorus pratensis John Thomas Howell 1951-8-20 28213 Plumas Genesee 1127 Comment
  CHSC61070  Schoenoplectus acutus var. occidentalis Vernon H. Oswald; Lowell Ahart 1993-8-3 5762 Plumas Unnamed lake ca. 0.25 mi E of Hay Meadow, near the N end of 30N25 on the S edge of the Caribou Wilderness, ca. 9 mi (air) N of Lake Almanor. 1926 Comment
  CHSC61444  Schoenoplectus acutus var. occidentalis Vernon H. Oswald; Lowell Ahart 1993-8-11 5785 Plumas Domingo Lake located ca. 0.5 mi S of Willow Lake, ca. 1 mi S of Lassen Volcanic National Park. 1767 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
  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
  JEPS119928  Scirpus congdonii Lowell Ahart 2012-9-5 18439 Plumas About 350 yards east of the County Road where it crosses the South Fork of the Feather River, about 3/4 mile (air) southwest of Pilot Peak, about 8 1/2 miles (air) northeast of La Porte. Comment
  CAS-BOT-BC30737  Scirpus diffusus Walter Knight; Irja Knight 1966-9-12 1704 Plumas Pond Reservoir. 1097 Comment
  JEPS64014  Scirpus diffusus W. L. Jepson 1927-6-23 12313 Plumas Warner Creek Valley 1584 Comment
  CAS-BOT-BC111012  Scirpus microcarpus Walter Knight; Irja Knight 1966-6-18 1388 Plumas Butterfly Valley. Near Pond Reservoir. 1127 Comment
  JEPS64007  Scirpus microcarpus W. L. Jepson 1939-8-14 19419 Plumas Willow Creek 1828 Comment
  CAS-BOT-BC111000  Scirpus microcarpus L. P. Janeway 1991-8-4 4119 Plumas Meadow along Road 111 (Beckwourth-Genesee Road) 1.1 mi west of road to Begley Pass 1691 Comment
  RSA59261  Scirpus microcarpus E. K. Balls 1950-8-31 15553 Plumas Spanish Creek, off Highway 24, just north of Quincy. 1067 Comment
  JEPS63303  Scutellaria antirrhinoides Hilda W. Grinnell 1934-6-1 Plumas 7 mi sw of Westwood (near Lake Almanore) Comment
  CHSC11061  Scutellaria californica Lowell Ahart 1968-6-29 Plumas Two miles E. of La Porte. 914 Comment
  CAS-BOT-BC214247  Scutellaria nana Michael A. Vincent 1999-6-8 8557 Plumas Along FS 26N16 between FS 26N17 and Doyle's Crossing Bridge, Plumas National Forest, Milford Range District 1402 Comment
  UCD92556  Secale cereale John Thomas Howell 1955-7-19 30778 Plumas Beckwourth. 1493 Comment
  CHSC107471  Sedum obtusatum subsp. boreale M. Simenc; N. Habecker, T. Hanson, M. Williams 2011-8-17 27 Plumas Northern High Sierra Nevada. 430m (air) SW of turn to Onion Valley Reservoir canping area; 22km NE of La Porte on La Porte Quincy Rd. Locally abundant on and above cliffs above La Porte Quincy Rd on reddish rock. 1991 Comment
  CAS-BOT-BC59136  Sedum spathulifolium Gordon True; Irja Knight; Walter Knight 1967-7-10 2182 Plumas Mouth of Butterfly Creek. 883 Comment
  UC1778630  Sedum spathulifolium G. Douglas Barbe, T. C. Fuller 1982-7-15 3746 Plumas 5.2 miles northeast of junction with road to Red Hill, Plumas National Forest. 1524 Comment
  CAS-BOT-BC59123  Sedum spathulifolium subsp. purdyi John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-25 54329 Plumas 2.8 miles NNE of Englemine on Diamond Mt. Road 1341 Comment
  SEINET10530443  Selaginella wallacei Mary Susan Taylor 1981-3-5 Taylor 3400 Plumas T23N R5E ne sec 11. Pulga quad. S side of Hwy 70, Butte-Plumas County line, ne of Pulga. 1800 ft. 549 Comment
  SEINET6409438  Selaginella wallacei J. T. Howell 1959-9-26 35082 Plumas Sierra Nevada, Storrie 549 Comment
  CHSC89473  Senecio eurycephalus var. lewisrosei Jenny Marr 1994-7-11 204 Plumas Located in the Quincy District of the Plumas National Forest, above Middle Campground, Feather River Canyon. 1463 Comment
  SJSU15156  Senecio hydrophiloides N. A. Hopkins 1993-6-16 1730 Plumas by Beckwourth-Janesville Rd N of Milford Fork 1524 Comment
  RSA0012737  Senecio hydrophilus E. K. Balls 1950-9-6 15685 Plumas Road from Quincy to East Quincy. 1098 Comment
  SEINET3148726  Senecio hydrophilus E. K. Balls 1950-9-6 15685 Plumas Road from Quincy to East Quincy 1097 Comment
  CAS-BOT-BC363926  Senecio integerrimus var. exaltatus Mary Strong Clemens 1920-5-4 s.n. Plumas Greenville Comment
  JEPS37434  Senecio integerrimus var. exaltatus W. L. Jepson 1927-6-23 12306 Plumas near Camp Kelly; Warner Creek 1584 Comment
  UC177176  Senecio serra var. serra A. A. Heller and P. B. Kennedy 1907-7-16 8860 Plumas near Genessee (Genessee Valley); Genessee Valley Comment
  JEPS37598  Senecio triangularis H. M. Wheeler 1944-8-23 Plumas w of Walker Mine; Cascade Creek Comment
  SD8781  Senecio triangularis Daniel Cleveland 1882-7-26 Plumas Big Spring, Big Meadow 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
  JEPS16115  Sericocarpus oregonensis subsp. californicus Duncan Dunning 1921-8-23 Plumas 6 mi e, e end of American Valley, above Thompson Ranch Quincy; American Valley Comment
  SD8947  Sericocarpus rigidus Mrs. R. M. Austin 1877-1 Plumas Mill Creek Comment
  CHSC69528  Setaria pumila Lowell Ahart 1997-9-11 7906 Plumas On the west edge of Caribou Road, on the west side of the North Fork of the Feather River, about 1/2 mile south of Mosquito Creek, about 4 1/2 miles (air) northeast of Belden. 792 Comment
  CDA14579  Sidalcea glaucescens G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-22 3060 Plumas 10.6 miles northeast of La Porte on La Porte-Quincy Road. 1889 Comment
  JEPS67210  Sidalcea glaucescens W. I. Follett 1937-7-27 Plumas at a point on the (old) Oroville-Quincy highway 1.2 mi w Meadow Valley P.O. (Meadow Valley); Meadow Valley 1127 Comment
  JEPS97936  Sidalcea glaucescens Vernon H. Oswald and Lowell Ahart 1998-8-11 9475 Plumas USFS 23N85Y 0.6 mi E of Oroville - Quincy Hwy, 6.2 mi NE of Four Trees, S side of Frenchman Hill 1737 Comment
  RSA74354  Sidalcea glaucescens Milo S. Baker 1952-5-24 12445 Plumas In canyon above Pine Valley, Hwy 89 945 Comment
  SD7243  Sidalcea malviflora D. C. July 1882 Plumas Prattville Comment
  RSA17671  Sidalcea malviflora subsp. asprella C. L. Hitchcock 1934-5-3 8905 Plumas Near and north of Quincy. Comment
  CHSC66631  Sidalcea oregana subsp. spicata Vernon H. Oswald; Lowell Ahart 1996-7-15 8037 Plumas E side of Last Chance Marsh at the N end of Lake Almanor, ca. 1.4 mi S of Last Chance Campground at the streams and marshy meadow extending E from road 29N11. 1371 Comment
  CAS-BOT-BC174852  Silene bernardina Clare B. Hardham 1970-8-9 17716 I. Plumas Road to Thompson Peak Lookout 2133 Comment
  UC120154  Silene californica Mrs. R. M. Austin 1880-8-9 196 Plumas Spanish Peak Comment
  CAS-BOT-BC386985  Silene douglasii Mrs. E. C. Sutcliffe 1917-8-1 s.n. Plumas Gold Lake Region Comment
  CAS-BOT-BC386991  Silene douglasii E. K. Balls 1950-9-1 156166 Plumas East of Long Lake, above meadow leading down to two smaller lakes. 2133 Comment
  CHSC63455  Silene invisa Lowell Ahart 1994-7-22 7496 Plumas Plumas/Sierra County. Along the west side of the Pacific Crest Trail, just north of the small meadow that the trail goes through, about 1/2 mile east of Mount Etna. 1981 Comment
  CDA3458  Silene latifolia subsp. alba J. Budaj 1967-6-9 Plumas 200 yards north of the High School, Quincy. 0 Comment
  CAS-BOT-BC389382  Silene lemmonii Walter Knight; Irja Knight; John Thomas Howell 1966-7-27 1427 Plumas Butterfly Botanical Area and Vicinity. In vicinity of Pond reservoir 1097 Comment
  CHSC53138  Silene lemmonii L. P. Janeway 1989-6-30 3442 Plumas Plumas National Forest. Along rd 24N49Y ca 0.4 mi W of Crocker Cr and Beckwourth-Genesee Rd (6.8 mi N of Beckwourth and 0.3 mi N of Crocker Guard Station. 1798 Comment
  JEPS105979  Silene lemmonii Lowell Ahart, John Dittes, Josephine Guardino 2004-6-6 10997 Plumas On the bottom of a small drainage, on the north side of the logging road, about 1 1/2 miles (air) south of Lower Taylor Rock, about 7 1/2 miles (air) northeast of Quincy 1517 Comment
  RSA101389  Silene lemmonii R. Weatherby 1955-7-21 1655 Plumas 4th Water Bear Creek, Middle Fork Feather River. Comment
  SJSU14273  Silene nuda N. A. Hopkins 1989-7-2 1554 Plumas by Marble Hot Springs Rd, Sierra Valley 1524 Comment
  SEINET10833469  Silene nuda subsp. insectivora Mary Susan Taylor 1982-6-28 Taylor 4764 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-BC74965  Sinapis arvensis John Thomas Howell 1951-8-19 28190 Plumas Sierra Nevada. Greenville. 1097 Comment
  CHSC75557  Sisyrinchium idahoense G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-23 3113 Plumas Northwest shore of Round Valley Reservoir, 0.25 mile west of the dam on Dixie Canyou-Round Valley Road. 1371 Comment
  UCD128407  Sisyrinchium idahoense var. occidentale Albert Grigarick 2012-7-8 331 Plumas Gray Eagle Trail. E of Gray Eagle Lodge. 1766 Comment
  JEPS62157  Smilacina racemosa Esther C. Fritz 1933-7-2 Plumas creek bed above and w Meadow Valley; Schneider Creek 1188 Comment
  JEPS114811  Smilacina stellata Lowell Ahart 2008-8-14 15202 Plumas 200 yards northeast of the metal gate, east side of Forest Road 22N68, about 100 yards west of the South Fork of the Feather River, about 1/2 mile northeast of Little Grass Valley Reservoir, about 5 miles (air) northeast of La Porte 1571 Comment
  RSA0039306  Smilacina stellata Lowell Ahart 2008-8-14 15202 Plumas 200 yards northeast of the metal gate, east side of Forest Road 22N68, about 100 yards west of the South Fork of the Feather River, about 1/2 mile northeast of Little Grass Valley Reservoir, about 5 miles (air) northeast of La Porte. 1571 Comment
  CAS-BOT-BC365519  Solidago elongata Thomas H. Kearney 1945-8-16 s.n. Plumas Near Chester Comment
  HSC6185  Solidago elongata L. S. Rose 1966-7-28 66072 Plumas Quincy 1067 Comment
  RSA754538  Solidago spectabilis L. Ahart, John Dittes 2009-7-28 16205 Plumas Meadow SE of powerline, 500 feet SE of Forest Service Road 27N28Y, slope N of Ohio Creek, 2.6 air miles NW of butt Valley Reservoir Dam. 1512 Comment
  CAS-BOT-BC365116  Solidago velutina subsp. californica John Thomas Howell 1959-9-24 34913 Plumas Crescent Mills 1066 Comment
  CHSC41782  Solidago velutina subsp. californica C. A. Janeway 1986-8-19 Plumas 7.4 mi. south of Antelope Lake Dam on north side of gravel road. 1353 Comment
  CAS-BOT-BC157318  Sorbus californica Lewis S. Rose 1932-9-5 32624 Plumas Jamison Lake 1889 Comment
  UCD114039  Sorbus californica Dean Wm. Taylor 1974-10-1 5058 Plumas Jamison Creek drainage, above Jamison Lake drainage, ca. 3 miles S of Plumas-Eureka State Park. 2000 Comment
  CHSC92145  Sorbus scopulina L. P. Janeway 2005-9-4 8533 Plumas Northern High Sierra Nevada. Between Road 24N13 and a northeastern tributary to upper Lockerman Creek; about 1.3 km south of Logue Meadows. 1329 Comment
  JEPS124138  Sorbus scopulina Lowell Ahart, John Deurloo 2015-8-25 20525 Plumas About 100 yards east of the bridge, about 5 1/2 miles (air) south of Bucks Lake. Comment
  SEINET10483621  Sorbus sitchensis Mary Susan Taylor, M. Foster 1981-6-15 Taylor 3903 Plumas T24N R8E sw/nw sec 7; N side of Silver Lake, ca. 4 mi NW of Meadow Valley; elevation ca. 6000 ft. 1829 Comment
  CHSC44266  Sparganium emersum subsp. emersum Vernon Oswald 1988-7-19 3595 Plumas Willow Lake located se of Drakesbad just s of the boundary of Lassen Volcanic National Park. In the east end of the lake. 1676 Comment
  CAS-BOT-BC390072  Spergularia atrosperma John Thomas Howell 1961-9-24 36909 Plumas Feather River bed southwest of Beckwourth 1487 Comment
  CDA15905  Spergularia rubra B. Smith, G. F. Hrusa 1996-7-16 s.n. Plumas Plumas National Forest; about upper Bull Run Creek off USFS 23N12E. Comment
  CHSC113865  Spergularia rubra Lowell Ahart 2014-9-9 19838 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
  UC1586451  Sphenosciadium capitellatum Vernon H. Oswald and Lowell Ahart 1991-7-30 4781 Plumas Humbug Rd at Grizzly Creek 5.2 mi (odometer) ne Humbug Summit ((between Humbug Summit and Humbug Valley)); Grizzley Creek, ne of Humbug Summit 1777 Comment
  SEINET7722232  Spiraea betulifolia Unknown Plumas Spanish Peak Comment
  CDA17256  Spiraea douglasii G. F. Hrusa, S. Gaimari, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16283 Plumas Sierra Nevada; Butterfly Valley Botanical Area. Plumas National Forest. 1158 Comment
  HSC19748  Spiraea douglasii Jim Vaughn 1956-7-29 Plumas Chester 1463 Comment
  SDSU9264  Spiraea douglasii D. F. Howe 1959-8-3 2786 Plumas 30 miles N of Quincy. 1372 Comment
  UCD33601  Spiraea douglasii Beecher Crampton 1970-6-25 8631 Plumas Quincy. 1066 Comment
  CHSC102752  Spiranthes porrifolia Lowell Ahart; John Dittes, Josephine Guardino 2009-7-22 16152 Plumas Meadow on the west side of Forest Service Road 27N92K, east side of Long Valley, about 3.5 miles (air) west-southwest of Greenville, about 5.2 miles (air) southeast of Lake Almanor Dam. 1606 Comment
  SEINET10470125  Spiranthes porrifolia Mary Susan Taylor 1982-7-22 Taylor 4906 Plumas T24N R9E sw/ne sec 6. Bucks Lake NE quad. Riparian Woodland; s edge of Snake Lake by dam, ca. 2 mi ne of Meadow Valley. 4000 ft. 1219 Comment
  UC1192307  Spiranthes stellata Malcolm A. Nobs and S. Galen Smith 1949-8-19 1445 Plumas Butterfly Valley; bog and marsh Comment
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Sep 30 2013
  CDA17260  Stachys ajugoides G. F. Hrusa, S. Gaimari, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16287 Plumas Sierra Nevada; Butterfly Valley Botanical Area. Plumas National Forest. 1158 Comment
  CHSC100034  Stachys ajugoides var. rigida Lowell Ahart 2008-8-14 15207 Plumas On the sides of a small stream, 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
  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
  UC726304  Stachys ajugoides var. rigida A. A. Heller 1938-7-2 15232 Plumas just outside Quincy (along the highway near the river bridge) 1097 Comment
  SEINET8037313  Stachys albens M. J. Williams, J. T. Howell, W. Follette 1977-8-11 77 /68/8 Plumas Road from Chilcoot along Last Chance Creek to Frenchman's. 1707 Comment
  CDA42425  Stachys pycnantha D. G. Kelch 2012-9-19 12 .376 Plumas Route 70 at North Fork of Feather River; 500 m south of turn-off to Pulga. Comment
  SBBG6555  Stachys rigida H. and M. Dearing 1938-7-1 2252 Plumas near Lake Almanor Comment
  SEINET9362994  Stachys rigida Unknown 2014-7-23 2014 -012 Plumas Gray Eagle Creek, Lakes Basin, Plumas National Forest Comment
  RSA82571  Stachys rigida subsp. rivularis F. W. Peirson 1926-6-21 6804 Plumas Open strip along shore of Lake Almanor. Comment
  CHSC102102  Stellaria crispa Lowell Ahart; John Dittes 2009-7-28 16198 Plumas On wet soil and humus, seeps, slope northwest of mine, west (above) Forest Service Road 27N28Y, 2.9 miles (air) northwest of Butt Valley Reservoir Dam. 1581 Comment
  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
  SEINET10537635  Stellaria jamesiana Mary Susan Taylor 1981-7-22 Taylor 4098 Plumas T24N R11E sw sec 9, Spring Garden quad. In Red Fir Forest; E side of 26N21- Grizzly Peak Rd, just S of Argentine Lookout turnoff, ca. 5 air mi N of Spring Garden. 6900 ft elev. 2103 Comment
  CAS-BOT-BC391182  Stellaria longipes subsp. longipes Anna Head 1920-7-15 s.n. Plumas Gray Eagle Meadows, Feather River Region 1859 Comment
  UC120035  Stellaria longipes var. longipes Mrs. R. M. Austin Jun 1878 294 Plumas Big Meadows Comment
  CAS-BOT-BC397722  Stellaria nitens Alice Eastwood 1954-5-1 s.n. Plumas Portola Comment
  CDA3541  Stellaria nitens L. P. Janeway 1996-6-2 4977 Plumas Northern High Sierra Nevada; Soda Creek, along Road 25N22 200 feet northwest of Highway 70 and East Branch North Fork Feather River. Comment
  CHSC58186  Stellaria obtusa Vernon H. Oswald; Lowell Ahart 1992-6-22 5013 Plumas Lassen Volcanic National Park. Little Willow Creek between Willow Lake and the access road into Terminal Geyser. On the edge of the creek. 1676 Comment
  CAS-BOT-BC181462  Stellaria obtusa John Thomas Howell 1960-7-21 35798 Plumas Drakesbad, Lassen Volcanic National Park 1828 Comment
  CAS-BOT-BC375052  Stenotus acaulis John Thomas Howell; Gordon H. True 1973-7-31 50079 Plumas Summit ridge of Thompson Peak, Diamond Range 2362 Comment
  CAS-BOT-BC375626  Stephanomeria lactucina Thomas H. Kearney 1944-8-14 170 Plumas Near Prattville, Lake Almanor Comment
  CHSC56527  Stephanomeria lactucina L. P. Janeway 1984-7-13 919 Plumas Near Grizzly Creek campground (southwest of Bucks Lake). 1584 Comment
  SD46747  Stephanomeria lactucina Robert J. Weatherby 1955-8-12 1680 Plumas McFarland Ravine, Bear Creek area near Meadow Valley. 1399 Comment
  UC63151  Stephanomeria tenuifolia H. M. Hall and E. B. Babcock 1903-1 4434 Plumas Indian Valley Sierra Nevada Mountains 1097 Comment
  CHSC107908  Stipa occidentalis var. californica L. P. Janeway; Melanie Williams 2011-9-1 10716 Plumas Northern High Sierra Nevada. Plumas National Forest; between northwest shore of Little Grass Valley Reservoir and the road around the lake; 0.8 km west-southwest of where South Fork Feather River enters the reservoir. Lower edge of a small clearcut area in white fir dominated forest. 1577 Comment
  CHSC112084  Stipa occidentalis var. californica L. P. Janeway 2014-6-23 11410 Plumas Northern High Sierra Nevada. Plumas National Forest; Secret Diggings Gravel Pit on Illinois Ridge, 2.0 air-km south of La Porte. 1476 Comment
  SEINET8080292  Stipa occidentalis var. pubescens R. McKee, H. L. Westover 1918-6-14 s.n. Plumas Chester. Comment
  CAS-BOT-BC61294  Streptanthus cordatus var. cordatus L. P. Janeway 1993-7-28 4481 Plumas Plumas National Forest. Greenville Ranger District. Ward Compartment. Near bottom of a western branch of Ward Creek. 1264 Comment
  CHSC67647  Streptanthus polygaloides James D. Jokerst 1985-6-10 2398 Plumas Indian Creek Small Hydro Survey. Upper end of pipeline W of where it leaves Hwy. 70. 1066 Comment
  CAS-BOT-BC87780  Streptanthus tortuosus John Thomas Howell 1951-6-26 27543 Plumas Sierra Nevada. Feather River Canyon. 853 Comment
  CAS-BOT-BC87790  Streptanthus tortuosus Anna Head 1921-7-2 s.n. Plumas Feather River Region. At Lake Center Camp. 1920 Comment
  RSA169402  Streptanthus tortuosus L. S. Rose 1963-6-2 63080 Plumas Rock Creek, N Fork of Feather River. 640 Comment
  RSA600458  Streptanthus tortuosus L. C. Wheeler 1959-7-15 7566 Plumas Middle Fork Feather River: McCarty Mine, McCarthy Bar. Comment
  SEINET4891937  Streptanthus tortuosus M. J. Williams, E. McPherson 1974-8-5 74 -P-6 Plumas Trail from Silver Lake to Mount Elwell. 2073 Comment
  CHSC73938  Streptanthus tortuosus var. orbiculatus B. Castro; L. Gehrung 1998-9-29 846 Plumas Ca 4.5 air mi NE of Little Grass Valley Reservoir, on ridge system west of Pilot Peak, on S side of USFS Rd 22N60. On upper edge of ridgetop, ca 100 ft S of the Pacific Crest Trail. 1987 Comment
  UC856773  Streptanthus tortuosus var. orbiculatus A. A. Heller 1915-7-7 12072 Pl