Search Results — 2000 specimen records retrieved (1423 records with coordinates)
(That's the default maximum. Contact Jason Alexander for larger data requests.)
Results for search: County=PLUMAS; Source=All;   

Mapping Options:
BerkeleyMapper with county and bioregion layers
BerkeleyMapper without layers.
KML export
(Note: only records with coordinates are mappable)
Download Options:
Select all records · Select records with coordinates

Include annotations and voucher information

PLEASE NOTE: Due to changes in newer versions of Excel, directly copying text from the above selected results does not produce a usable table.
    Follow these steps:
      1. The contents of the selected results window must be copied into a text editor like TextEdit for Mac or WordPad for Windows
      2. The selected results must be saved as a new text document.
      3. This new text document can now be copied into Excel or imported as a tab delimited text file.

(For large data reqests, please contact Jason Alexander, jason_alexander@berkeley.edu.)
 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/cch_archive/).
 Records are made available under the CCH Data Use Terms.
Click on column header to sort data (* sorts by family); click in leftmost checkbox to select record. CCH Help Page.
Turn on yellow flags to show possible range discrepancies. Read more ...
? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  UC1134151  Abies concolor G. Burks 1933-8-8 34 Plumas 4 1/2 mi e and 1 mi n Camel Peak; Plumas National Forest, Bidwell Bar Quadrangle 1524 Comment
  UC1348767  Abies concolor R. A. Cockrell 1937-8-5 8329 Plumas near Spanish Peak; Meadow Valley Comment
  UC401294  Abies concolor H. E. Brown Aug 1 1897-Aug 15 1897 671 1/2 Plumas near Lassen Buttes 1828 Comment
  UC1402306  Abies magnifica R. A. Cockrell 1937-8-5 8328 Plumas Meadow Valley 1981 Comment
  RSA716687  Achillea millefolium L. Ahart 2005-9-19 12406 Plumas About 1 1/4 miles east of Kettle Rock, about 1 1/4 miles southeast of Taylor Lake. 1990 Comment
  CAS-BOT-BC28731  Achillea millefolium Edward Kent Balls 1950-9-8 15711 Plumas Lake Center Public Campground 2042 Comment
  UCD51446  Achnatherum X bloomeri John Thomas Howell 1962-6-19 37841 Plumas The Buttes, n. Sierra Valley. 1493 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
  CDA18575  Achnatherum lemmonii G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-25 3305 Plumas Sierra Nevada; 0.5 mile southwest of Engle Mine townsite, on Diamond Mountain Road. 1219 Comment
  UC1024643  Achnatherum lemmonii Leo Whitney 1934-8-13 2216 Plumas 3 mi e Cate Place (10 mi nw of Portola); Plumas National Forest, Big Grizzley Valley 1828 Comment
  UC1024758  Achnatherum lemmonii Leo Whitney 1934-8-13 2294 Plumas 3 mi e Cate Place (10 mi nw of Portola); Plumas National Forest, Big Grizzley Valley 1828 Comment
  UC333572  Achnatherum lemmonii unknown Plumas Johnson's Grade Mohawk Valley Comment
  UCD50590  Achnatherum lemmonii Beecher Crampton 1954-5-10 1864 Plumas 1.5 miles northeast of Portola, Plumas County. 1524 Comment
  RSA657089  Achnatherum lemmonii var. lemmonii Lynn R. Firestone, Harold Firestone 1983-8-4 8310 Plumas Cottonwood Spring Campground, Site 15, 8 to 10 mi north of Chilcoot 1692 Comment
  JEPS113738  Achnatherum nevadense Lowell Ahart, John Dittes 2007-6-17 14156 Plumas On dry bare rocky soil, on a low rocky open hill, about 20 yards southwest of Red Clover Creek, about 20 yards east of County Road 111 (Beckwourth Gensee Road), about 1/4 mile east of bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) 1654 Comment
  SEINET5585753  Achnatherum occidentale A. A. Beetle 1941-1 2898 Plumas West side of Lake Almanor 1829 Comment
  UCD50886  Achnatherum occidentale A. A. Beetle 1941-6-28 2898 Plumas West side of Lake Almanor. 1828 Comment
  UCD50975  Achnatherum occidentale John Thomas Howell 1926-7-24 2100 Plumas near Prattville. 1463 Comment
  CAS-BOT-BC210847  Achnatherum occidentale subsp. californicum John Thomas Howell 1951-6-28 27710 Plumas Eureka Peak 2255 Comment
  CHSC74148  Achnatherum occidentale subsp. californicum B. Castro; L. Gehrung 1998-10-1 852 Plumas Ca 5.5 air mi NE of Little Grass Valley Reservoir, on ridge just wet of Pilot Peak and overlooking upper end of S Fork Feather River. On N side of river's crossing of USFS Rd 22N60, on SE-facing slope, just SE of the Pacific Crest Trail (across trail serpentine outcrop). 1975 Comment
  RSA201302  Achnatherum occidentale subsp. californicum J. T. Howell 1960-7-20 35787 Plumas Between boiling Springs Lake and Terminal Geyser. 1860 Comment
  CAS-BOT-BC210927  Achnatherum occidentale subsp. pubescens Gordon H. True 1973-8-1 50195 Plumas Ca. 2.5 miles se. of Diamond Mt. 2164 Comment
  CAS-BOT-BC217995  Achnatherum webberi John Thomas Howell; Gordon H. True 1973-7-31 50122 Plumas Summit ridge of Thompson Peak, Diamond Range 2133 Comment
  CHSC30680  Acmispon americanus var. americanus M. S. Taylor 1974-7-3 298 Plumas Butterfly Botanical Area, ca. 10 mi nw of Quincy, on Hwy 70. 1219 Comment
  UCD169240  Acmispon americanus var. americanus S. L. Welsh; N. D. Atwood 2001-6-13 28128 Plumas Red Clover Valley, ca 12 miles north of Beckwourth. 1678 Comment
  CHSC880  Acmispon nevadensis D. Crummett 1937-5-14 Plumas Feather river highway below Belden. 731 Comment
  JEPS60363  Aconitum columbianum R. H. Platt 1891-1 Plumas the Sierras Comment
  SEINET10535954  Aconitum columbianum Mary Susan Taylor 1981-7-21 Taylor 4092 Plumas T24N R11E nw/ne sec 19, Spring Garden quad. Along small creek that feeds into Squirrel Creek, ca. 0.5 mi N of jct of 401 and 25N42, ca. 3 mi N of Spring Garden. 4500 ft elev. 1372 Comment
  CAS-BOT-BC391473  Aconitum columbianum subsp. columbianum John Thomas Howell 1960-7-20 35718 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  CAS-BOT-BC412890  Aconogonon davisiae Mrs. E. C. Sutliffe 1920-9-1 s.n. Plumas Salmon Lake Comment
  CAS-BOT-BC418805  Aconogonon phytolaccifolium Clarence R. Quick 1953-8-8 53 -114 Plumas South of Meadow Valley 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
  CAS-BOT-BC65503  Adiantum aleuticum Mrs. R. M. Austin s.n. Plumas unspecified Comment
  UC1481821  Adiantum aleuticum Mrs. Carlotta C. Hall 1912-1 9358 Plumas W of Johnsville (along Jameson Creek) Comment
  CDA40750  Agastache urticifolia L. Ahart, John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11161 Plumas On the north side of a forest road, about 1/4 mile north of Taylor Rock, about 1 mile (air) southwest of Grizzly Peak, about 5 miles (air) south of Taylorsville, about 8 miles (air) northeast of Quincy. Comment
  CHSC56857  Agastache urticifolia L. P. Janeway 1991-8-3 4105 Plumas Plumas National Forest. Near top of ridge, south end of Grizzly Ridge and ca 1 3/4 mi west of Smith Peak. 2072 Comment
  UCR18723  Agastache urticifolia Frank C. Vasek 1975-7-10 750710- 24 Plumas Chilcoot Campground, south of Frenchman Lake 1555 Comment
  RSA82354  Agastache urticifolia F. W. Peirson 1926-6-21 6797 Plumas South shore Lake Almanor. Comment
  SEINET10497801  Agastache urticifolia Mary Susan Taylor 1981-7-6 Taylor 3973 Plumas T24N R16E center sec 7. Frenchman Lake quad. Mixed Coniferous Forest, with sagebrush scrub understory; ca. 200 ft W of 24N64, on N side of Grigsby Creek (dry), ca. 13 air mi NW of Chilcoot, ca. 1 mi W of N tip of the lake; 6000 ft. 1829 Comment
  CAS-BOT-BC29437  Ageratina occidentalis Anna Head 1921-7-1 s.n. Plumas Lake Center Camp Comment
  CHSC58487  Ageratina occidentalis Vernon H. Oswald; Lowell Ahart 1992-7-6 5069 Plumas Lassen Volcanic Park. On Kelly Mtn ca. 0.5 mi WSW of the end of Kelly Mtn. Rd. (Forest Rd. 29N75). 1792 Comment
  CAS-BOT-BC29429  Ageratina occidentalis Lewis S. Rose 1966-7-27 66063 Plumas Butterfly Creek and Spanish Creek, 1 mile S of Keddie 883 Comment
  JEPS49077  Ageratina occidentalis Lewis S. Rose 1966-7-27 66063 Plumas 1 mi s Keddie; Butterfly Creek, Spanish Creek 990 Comment
  RSA59669  Ageratina occidentalis E. K. Balls 1950-9-9 15737 Plumas West of Lakes Center Public Campground. Southern Plumas County. 2043 Comment
  CAS-BOT-BC29509  Agoseris Clare B. Hardham 1961-6-16 7481 Plumas Diamond Peak 2133 Comment
  CAS-BOT-BC15456  Agoseris glauca var. glauca John Thomas Howell 1962-6-17 37701 Plumas Portola 1463 Comment
  CHSC106221  Agoseris glauca var. laciniata Arthur C. Barrett 1915-6-20 42 Plumas Indian Cr. near Lone Rock Cr. 1630 Comment
  CHSC41000  Agoseris grandiflora J. D. Jokerst 1984-7-11 2104 A Plumas Edge of forest service logging road that is indicated as a trail on USGS maps. West of the South Branch Ward Creek, ca 1/3 mile NW of large falls. 1584 Comment
  CAS-BOT-BC29652  Agoseris grandiflora var. grandiflora John Thomas Howell 1955-7-19 30773 Plumas Beckwourth 1493 Comment
  CHSC36313  Agoseris heterophylla M. S. Taylor 1982-6-12 4642 Plumas Jct of Hwy 36 and 89, ca. 3 mi W of Chester. 1493 Comment
  CAS-BOT-BC13440  Agoseris retrorsa Walter Knight; Irja Knight; John Thomas Howell 1966-6-26 1610 Plumas Roadside at Fern Glen 1097 Comment
  CHSC74151  Agrostis capillaris H. Durio 1995-6-1 Plumas Just off S end of Mooreville Ridge, near Boehme Ranch, at end of unnamed spur road off of USFS Rd 21N56. 1277 Comment
  CAS-BOT-BC127080  Agrostis exarata Walter Knight; Irja Knight; John Thomas Howell 1966-7-26 1613 Plumas Butterfly Botanical Area and Vicinity. Fern Glen along roadside. 1097 Comment
  CAS-BOT-BC127088  Agrostis exarata Thomas H. Kearney 1944-8-14 4 Plumas Near Prattville, Lake Almanor. Comment
  UCD52290  Agrostis exarata John Thomas Howell 1960-7-18 35520 Plumas Drakesbad. 1676 Comment
  UCD52350  Agrostis exarata F. W. Embree 1934-6-11 95 Plumas 1 mile N.E. of Bucks Ranch. 1600 Comment
  UCD52485  Agrostis exarata John Thomas Howell; Gordon H. True 1973-7-31 50087 Plumas Canadian Zone Forest, summit ridge of Thompson Peak, Diamond Range. 2194 Comment
  CAS-BOT-BC139617  Agrostis gigantea Hans Leschke 1959-8-2 1589 Plumas Lassen Volcanic National Park. Manzanita Lake. 1784 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-BC139252  Agrostis idahoensis George W. Gillett 1957-7-18 809 Plumas Lassen Volcanic National Park. Near trail on south side of Boiling Springs Lake. 1813 Comment
  UCD53341  Agrostis scabra John Thomas Howell 1960-7-20 35772 Plumas Boiling Springs Lake. 1798 Comment
  CHSC105966  Agrostis stolonifera Lowell Ahart 2010-9-9 17147 Plumas Along the south side of Quincy La Porte Road, about 30 yards southwest of where the road crosses Onion Valley Creek, Onion Valley, about 9 1/2 miles (air) northeast of La Porte. 1899 Comment
  RSA715708  Agrostis stolonifera L. Ahart, Josephine Guardino 2005-8-9 12298 Plumas In meadow, about 100 yards southwest of the cabin (destroyed) and corral, north of the Boulder Creek Work Center at Antelope Lake. 1598 Comment
  CHSC94220  Agrostis thurberiana Lowell Ahart 2006-7-9 12930 Plumas Near a small seep, about 100 yards north of the paved basalt road, about 3 3/4 miles (air) northwest of Tamarack Flat, about 5 3/4 miles (air) northwest of Little Grass Valley Reservoir. 1678 Comment
  CHSC108034  Alisma triviale L. P. Janeway 2011-9-22 10735 Plumas Northern High Sierra Nevada. Plumas National Forest; a series of shallow ponds in Secret Diggings, 2.3 km south of La Porte. 1468 Comment
  CAS-BOT-BC131953  Allium John Thomas Howell 1959-9-24 34901 Plumas Crescent Mills 1066 Comment
  CAS-BOT-BC461098  Allium anceps John Thomas Howell; H. Keith Wagnon no date listed on sheet 53629 Plumas about 1.5 miles northwest of Alamanor (near intersection of Hwy 89 and Humboldt Road), Sierra Nevada 1389 Comment
  JEPS113917  Allium anceps William Harnach 2004-4-24 1157 Plumas Sierra Valley open rocky flat below the cemetery to the west of Co. Road A-23. Comment
  CAS-BOT-BC459460  Allium bisceptrum Alice Eastwood 1927-6-27 14910 Plumas On road from Chilcott [Chilcoot], US Forest Reserve Comment
  CHSC80302  Allium campanulatum L. P. Janeway 1996-6-12 5010 Plumas Northern High Sierra Nevada. 0.5 mi northeast of Deer Creek and 2.0 mi south of Spanish Creek; north side of logging spur road 0.6 mi east of Road 24N23X. 1318 Comment
  JEPS50774  Allium campanulatum Rimo Bacigalupi with Paul Hutchison and L. R. Heckard 1967-6-16 9287 Plumas along Feather River highway just n Storrie 716 Comment
  CAS-BOT-BC466606  Allium campanulatum H. C. Cantelow 1939-5-20 2554 Plumas Indian Highway 11 mi. s.e. of Prattville Comment
  CAS-BOT-BC472960  Allium lemmonii John Thomas Howell 1962-6-18 37767 Plumas Sierra Valley near Beckwourth; Sierra Nevada 1487 Comment
  CAS-BOT-BC474059  Allium parvum Alice Eastwood 1927-6-1 14623 Plumas On trail to Long Valley, United States Forest Reserve Comment
  CAS-BOT-BC474088  Allium platycaule Lowell Ahart 1983-7-20 4200 Plumas About 1/4 mile east of the Feather Fork Mine, about 5.5 miles north of La Porte 1800 Comment
  CHSC62605  Allium validum B. Castro; L. P. Janeway 1987-7-17 144 Plumas ca 6 mi W of Clio via Hwy 70/89, off USFS Rd 22N98 at a spring site. 1584 Comment
  CHSC100321  Allophyllum integrifolium Lowell 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
  CHSC46644  Allophyllum integrifolium Lowell Ahart 1989-7-7 6369 Plumas West of Bunker Hill Creek, about 1/2 mile north of the Bunker Hill Mine, about 12 miles north-east of La Porte. 1828 Comment
  CHSC65652  Allophyllum integrifolium L. P. Janeway 1995-7-23 4863 Plumas Hartman Bar Ridge; south-facing slope of Franklin Hill. 1731 Comment
  SEINET11263972  Allophyllum integrifolium Lowell Ahart 2002-7-18 9862 Plumas About 1/8 mile north of the intersection of Lumpkin Ridge Road and roat to Tamarack Flat, about 1 1/2 miles (air) northwest of Little Grass Valley Reservoir dam, about 4 1/2 miles (air) northwest of La Porte.; 0 1765 Comment
  CAS-BOT-BC171359  Alnus incana subsp. tenuifolia Walter Knight; Irja Knight 1966-9-12 1745 Plumas Butterfly Botanical Area and vicinity. Beargrass Glade 1127 Comment
  CAS-BOT-BC171374  Alnus incana subsp. tenuifolia M. B. Kildale 1926-9-11 s.n. Plumas at Chester Comment
  CHSC116387  Alnus incana subsp. tenuifolia Sara M. Taylor; Scott Batiuk 2012-7-13 75 Plumas Plumas National Forest. Aster Fen, Bucks Lake Wilderness, north and west of Granite Gap from Silver Lake trailhead. UTM zone 10, 4423928N, 657162 E. 2030 Comment
  SD50706  Alnus tenuifolia Darley F. Howe 1959-8-3 2785 Plumas 30 miles north of Quincy 1370 Comment
  SEINET228761  Alopecurus aequalis Lowell Ahart 1981-8-7 3022 Plumas 1 mi NE of Pilot Peak 16 mi NE of La Porte 1900 Comment
  CAS-BOT-BC138119  Alopecurus aequalis var. aequalis Lowell Ahart 1981-8-7 3022 Plumas Sierra Nevada. Lake ca. 1 mile northeast of Pilot Peak, along the dirt road from Onion Valley to Hopkins Creek, ca. 16 miles northeast of La Porte. Comment
  CAS-BOT-BC137995  Alopecurus geniculatus David D. Keck 1932-7-3 1667 Plumas Northern Sierra Nevada. Quincy. 1065 Comment
  UC1602204  Amaranthus retroflexus H. E. Brown Aug 15 1897-Aug 31 1897 663 Plumas near Lassen Buttes 1828 Comment
  CAS-BOT-BC142921  Amelanchier Elmer I. Applegate 1929-6-21 5785 Plumas Near Drakesbad, Warner Valley Comment
  CAS-BOT-BC142922  Amelanchier John Thomas Howell; H. Keith Wagnon 1980-5-28 53692 Plumas Open dry coniferous woods nea Twain, East Branch North Fork Feather River - Sierra Nevada 914 Comment
  CHSC75530  Amelanchier alnifolia var. semiintegrifolia G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-23 3118 Plumas At morthwest shore of Round Valley Reservoir, 0.25 mile west of the dam on Dixie Canyon-Round Valley Road. 1371 Comment
Read comments May 30 2007
  CHSC60139  Amelanchier pallida L. P. Janeway; Garrett Gibson 1992-6-16 4236 Plumas Plumas National Forest. About 0.5 mi north-northwest of Beckwourth Peak and 2.5 mi south-southeast of Portola. 1889 Comment
  CHSC88650  Amelanchier utahensis B. Elliott 2002-6-8 11605 Plumas Plumas National Forest. Kellogg Lake swamp. 1920 Comment
  JEPS114609  Amelanchier utahensis Lowell Ahart 2008-9-10 15375 Plumas East edge of Onion Valley, about 3/4 mile northwest of Pilot Peak, about 1/2 mile east of the Quincy La Porte Road, about 9 1/2 miles (air) northeast of La Porte 1916 Comment
  JEPS115222  Amelanchier utahensis Lowell Ahart, John Dittes, Josephine Guardino 2009-7-22 16125 Plumas On the east side of Forest Service Road 27N92K, east side of Long Valley, about 3.5 miles (air) west-southwest of Greenville, about 5.2 miles (air) southeast of Lake Almanor Dam 1606 Comment
  CHSC100442  Anaphalis margaritacea Lowell Ahart 2008-9-10 15361 Plumas On both sides of East Branch Creek, on the east side of Quincy La Porte Road, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte. 1593 Comment
  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
  CHSC45414  Anemone drummondii Lowell Ahart 1979-7-18 1992 Plumas On the north side of the dirt road, north of Finger Board Mountain, about 2 miles north-west of Pilot Peak, about 12 miles north of La Porte. 1828 Comment
  CHSC60136  Anemone drummondii B. Castro; J. Jurewicz 1991-8-12 444 Plumas Ca 3.5 air mi S of Bucks Lake and 0.1 mi SE of Grizzly Mtn (= Red Mtn), along USFS Rd 23N69 ca 0.5 mi W of its jct with USFS Rd 23N18. On either side of road. 1911 Comment
  CHSC98340  Anemone drummondii L. P. Janeway 2007-6-3 9014 Plumas Northern High Sierra Nevada. Eastern end of Red Mountain, along the high exposed rocky ridgeline. Weathered reddish serpentine; gravelly flats around rock outcroppings. 1929 Comment
  CDA13570  Angelica breweri G. F. Hrusa, T. D. Wilfred 1996-7-23 13400 Plumas Sierra Nevada; Plumas Natl. Forest. immediately above bed of Little Long Valley Creek, approx. 1/2 m. N. of Hwy 70 about 15 mi. E of Quincy. Sheet 1 of 2 Comment
  SEINET10905045  Antennaria Mary Susan Taylor 1981-6-17 Taylor 3918 Plumas T25N R12E se/ne sec 28. Mt Ingalls quad. Top of Mt Ingalls, ca. 7 air mi SE of Genesee. 8372 ft elev. 2552 Comment
  CAS-BOT-BC59315  Antennaria argentea Walter Knight; Irja Knight; John Thomas Howell 1966-7-26 1612 Plumas Fern Glen 1097 Comment
  UC600424  Antennaria argentea H. F. Copeland 1920-7-17 406 Plumas Butt Mountain (between Plumas and Tehama counties) Tehama County Comment
  UCD40298  Antennaria argentea Rodney Gale Myatt 1971-6-13 738 Plumas 1 mile below Layman Road, north of Ouincy, and on the north side of Hwy 70. 1036 Comment
  UC336310  Antennaria geyeri unknown 1883-7-1 Plumas Indian Valley Comment
  UC367133  Antennaria geyeri J. G. Lemmon and wife 1883-7-3 Plumas Indian Valley Comment
  CAS-BOT-BC58702  Antennaria geyeri John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-25 54356 Plumas Near Indian Creek about 0.75 miles northwest of the northwest arm of Antelope Reservoir 1584 Comment
  RSA123397  Antennaria rosea E. Sawyer 1935-6-27 213 Plumas Mouth of Dixie Valley 1555 Comment
  UC54662  Antirrhinum vexillocalyculatum subsp. intermedium H. M. Hall and E. B. Babcock Jul 1903 4444 Plumas Genesee Valley; Sierra Nevada Mountains 1097 Comment
  SJSU770  Apocynum androsaemifolium A. W. Jacobs 1942-6-28 Plumas Pilot Butte Mine near Genesee Comment
  POM253303  Apocynum androsaemifolium subsp. pumilum A. A. Heller 1938-6-22 s.n. Plumas Along highway #36, south of Chester 1311 Comment
  RSA59487  Apocynum androsaemifolium subsp. pumilum E. K. Balls 1950-9-15 15892 Plumas S tip Lake Almanor by P.G.E. dam, Hwy 89. 1372 Comment
  CHSC71137  Apocynum cannabinum L. P. Janeway 1996-6-18 5025 Plumas Along Hwy 70, East Branch North Fork Feather River, 1.3 mi west of Soda Creek. 877 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
  HSC101689  Aquilegia formosa Dillon North Davis 2013-6-11 23 Plumas 3.4 miles south on FS Road 25N17 from intersection with Highway 70. 1280 Comment
  RSA101461  Aquilegia formosa R. Weatherby 1955-7-2 1577 Plumas Creek below Bear Ridge, near Taylor Lake. 2073 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
  UC1075690  Aquilegia formosa Robert J. Weatherby 1955-7-2 1577 Plumas below Bear Ridge (by creek near Taylor) 2072 Comment
  CHSC56089  Aquilegia formosa var. truncata K. Tarp 1983-7-30 314 Plumas North of Humboldt Peak. 2072 Comment
  POM180939  Arabis holboellii var. retrofracta A. A. Heller, P. B. Kennedy 1907-7-3 8713 Plumas Hills above Red Clover Valley Comment
  CDA18674  Arabis suffrutescens G. D. Barbe, T. C. Fuller 1982-6-15 3730 Plumas Sierra Nevada; Red Hill Summit, Plumas National Forest. 1901 Comment
  CAS-BOT-BC171675  Aralia californica Alice Eastwood 1927-6-1 14710 Plumas Forest Lodge, Greenville - United States Forest Reserve Comment
  CHSC105613  Aralia californica L. P. Janeway 2010-8-4 10133 Plumas Northern High Sierra Nevada. Plumas National Forest; along Soda Creek 0.7 km northwest of Hwy 70 and East Fork North Fork Feather River. 944 Comment
  SD7784  Aralia californica R. M. Austin 187- Plumas American Valley. Comment
  CAS-BOT-BC407713  Arceuthobium abietinum C. R. Quick 1953-8-1 53 -76 Plumas west of Lake Almanor Comment
  CAS-BOT-BC407695  Arceuthobium americanum Anna Head 1921-7-7 s.n. Plumas Lake Center Camp, Feather River Region Comment
  SD46735  Arceuthobium campylopodum Robert J. Weatherly 1955-8-6 1674 Plumas Near Claremont Peak, Qunincy area 2012 Comment
  UC1078843  Arceuthobium campylopodum Job Kuijt 1957-5-21 1351 Plumas 3 mi n Almadore (on Hwy 89) 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
  UCD23329  Arctostaphylos mewukka subsp. truei E. W. Jameson 1948-11-20 s.n. Plumas 4 mi. north of Quincy. 1097 Comment
  JEPS113387  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
  RSA201339  Arctostaphylos nevadensis J. T. Howell 1959-9-23 34876 Plumas 3 mi. south of Lassen Park boundary, on road to Chester. 1829 Comment
  UC549454  Arctostaphylos nevadensis J. E. Adams 1934-5-13 818 Plumas Silver Lake 1828 Comment
  UC565902  Arctostaphylos nevadensis E. Nourse 1934-9-4 28 Plumas e side Clermont Hill; Downieville Quadrangle 2133 Comment
  UC567082  Arctostaphylos nevadensis C. G. Albertus 1935-8-7 241 Plumas four mi nw Blue Nose; Downieville 2133 Comment
  CAS-BOT-BC42091  Arctostaphylos patula John Thomas Howell 1976-7-20 52035 Plumas At south end of Lake Almanor 1371 Comment
  CAS-BOT-BC42120  Arctostaphylos patula Keith Wagnon 1987-9-18 s.n. Plumas Logging road near Buck's Lake; Plumas National Forest 1615 Comment
  JEPS38827  Arctostaphylos patula R. H. Platt 1891-1 Plumas near Prattville Comment
  UC549431  Arctostaphylos patula J. E. Adams 1934-5-13 816 Plumas Silver Lake Comment
  SEINET11987210  Arctostaphylos patula subsp. platyphylla J. Vale, Wagnon, K.; Knight, W.; Knight, I. 1981-1 4108 Plumas 3 mi N of Greenville, CA 89 1128 Comment
  SEINET11994917  Arctostaphylos patula subsp. platyphylla Unknown 1987-1 s.n. Plumas logging road near Bucks Lake 1615 Comment
  UC1121435  Arctostaphylos viscida subsp. viscida E. Nourse 1934-8-14 15 Plumas 2 1/2 mi e and 6 1/2 mi s Quincy; Plumas National Forest, Downieville Quadrangle Comment
  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
  RSA641454  Arenaria congesta Michael A. Vincent 1999-6-8 8552 Plumas Plumas Nat l Forest, Milford Ranger District, along FS 26N17 just north of FS 26N40. Comment
  JEPS125972  Arenaria congesta var. subcongesta D. W. Taylor 2001-6-20 17807 Plumas Plumas National Forest; ridge dividing Middle Creek from Indian Creek, ca 2.5 air miles SSW of Antelope Lake Dam. Comment
  CHSC21207  Arenaria kingii var. glabrescens F. T. Griggs; A. Pass 1975-7-16 187 Plumas Along road, N. shore of Lower Buck's Lake. Comment
  CAS-BOT-BC401820  Argemone munita subsp. rotundata Miss. T. V. Raphael 1917-8-8 s.n. Plumas Mohawk Comment
  CAS-BOT-BC82085  Arnica Fred Sommers; Greg Sommers 1976-8-12 225 Plumas Hot Springs Area, Sierra Valley Marsh 1487 Comment
  CAS-BOT-BC82221  Arnica chamissonis Alice Eastwood 1927-6-27 14897 Plumas On road from [Chilcott] Chilcoot, United States Forest Reserve Comment
  CHSC21696  Arnica dealbata F. T. Griggs; A. Pass 1975-7-16 200 Plumas N. shore of Lower Buck's Lake. Comment
  CHSC91918  Arnica discoidea Lowell Ahart; Josephine Guardino 2005-8-10 12305 Plumas Along a poor logging road, northeast of a small branch of Lights Creek, east side of Forest Road 27N54, about 5 1/2 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1821 Comment
  CAS-BOT-BC82505  Arnica discoidea Thomas H. Harris 1969-7-6 s.n. Plumas E side of Lake Almanor along [Haun's] Hauns Meadow Road, ca. 1 mile e. of lake, on ridge divide Comment
  CDA14026  Arnica tomentella G. F. Hrusa, B. A. Smith 1996-8-8 13474 Plumas Sierra Nevada; ~ 1/4 mi. S of intersection of USFS 24N42 & 24N66, approx. 1 mi. S of Brady's Camp, Plumas National Forest. Comment
  CDA1732  Arrhenatherum elatius L. P. Janeway 1996-6-2 5026 Plumas Northern High Sierra Nevada; Along Road 25N17 (road from Virgilia to Meadow Valley) 0.3 mi from Road 25N20, in total 1.9 mi from railroad crossing and East Branch North Fork Feather River. Comment
  CAS-BOT-BC146267  Arrhenatherum elatius var. elatius John Thomas Howell 1975-7-22 51346 Plumas Sierra Nevada. Quincy Junction Road near Quincy. 1036 Comment
  CHSC59075  Artemisia arbuscula subsp. arbuscula V. H. Oswald; D. Showers, M. A. Showers 1992-8-23 5176 Plumas Lassen Volcanic National Park. S side of Hot Springs Creek, ca. 1 mi downstream from the level of Warner Valley Ranger Station, S of Drakesbad. 1645 Comment
  JEPS78244  Artemisia arbuscula subsp. arbuscula L. R. Heckard with T. I. Chuang and R. Bacigalupi 1978-7-20 4895 Plumas near Beckwourth (about 2 mi. s. of railroad tracks); Sierra Valley 1493 Comment
  CAS-BOT-BC90412  Artemisia douglasiana John Thomas Howell 1959-9-21 34772 Plumas N. Fk. Feather River near Belden 701 Comment
  CHSC81599  Artemisia douglasiana Lowell Ahart 2001-10-8 9327 A Plumas Old road that crossed Indian Creek, about 50 yards east of the railroad tracks, where railroad has a bumper to start the signal lights on Arlington Road, about 400 yards south of Arlington Road, 50 yards east of Highway 89, about 1 1/2 miles south of Crescent Mills. 1066 Comment
  CAS-BOT-BC499177  Artemisia douglasiana A. A. Heller; P. B. Kennedy 1907-7-17 8876 Plumas Red Clover valley 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
  JEPS90449  Artemisia michauxiana Dean Wm. Taylor with Glenn Clifton 1990-6-25 11174 Plumas Mt. Thompson Diamond Mountains (n slope) 2301 Comment
  CHSC81604  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) northeast of Quincy. 1524 Comment
  CHSC97282  Artemisia tridentata subsp. tridentata Lowell Ahart; John Dittes 2007-8-9 14435 Plumas About 30 yards west of the poor road, west slope of Mount Ingalls, about 6 miles (air) northwest of the north end of Lake Davis. 2551 Comment
  OBI69181  Artemisia tridentata subsp. vaseyana Kristina L. Schultz 2000-11-4 12 Plumas Beckworth distric. Located 3 mi up Last Chance creek from Antelop Rd. off of Hwy 70. 1768 Comment
  JEPS125809  Artemisia tridentata subsp. wyomingensis William Harnach 2015-3-27 1398 Plumas 0.75 miles ENE of the intersection of Highway 49 and Dyson Lane approximately 4 miles South of Vinton, Ca. Comment
  CAS-BOT-BC110541  Asarum John Thomas Howell 1977-6-21 52380 Plumas Sierra Nevada. Seneca. 1097 Comment
  RSA790004  Asarum lemmonii Rudolf W. Becking 1996-6-5 35 Plumas Near Quincy, Deer Creek bridge. Comment
  SEINET6833666  Asclepias cordifolia R. L. Mills 1956-4-27 1 Plumas Quinicy, along the Feather River 1036 Comment
  UCSB46175  Asclepias cordifolia Reisentz, Paul 1979-5-12 Plumas At Injun Jim Campgrounds, 6.7 miles south of Beldon on Highway 70 Comment
  CDA18577  Asclepias speciosa G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-25 3302 Plumas Sierra Nevada; 0.5 mile southwest of Engle Mine townsite, on Diamond Mountain Road. 1219 Comment
  RSA189327  Asclepias speciosa L. S. Rose 1967-6-12 s.n. Plumas Twain, North Fork, Feather River 854 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
  CAS-BOT-BC97460  Aster Clare B. Hardham 1985-8-1 30158 Plumas Antelope Reservoir 1584 Comment
  CAS-BOT-BC97466  Aster Mrs. S. Earle Kelley 1928-7-1 s.n. Plumas Greenville Comment
  CAS-BOT-BC97470  Aster M. S. Taylor 1981-8-19 4223 Plumas Blue Nose Mt. quad. Along creek, 0.1 mi w of Peoria Creek, ca. 2.5 mi w of Sloat 1341 Comment
  CHSC103139  Aster campestris Lowell Ahart; John Dittes 2009-9-7 16375 Plumas Below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam. 1591 Comment
  CDA10245  Aster eatonii R. Swanson 1975-9-12 Plumas Beside La Porte Road near Nelson Creek, southeast of Quincy. 0 Comment
  RSA716696  Aster integrifolius L. Ahart, John Dittes 2005-9-20 12424 Plumas Southwest side of Mud Lake, about 0.5 mile northeast of Eisenheimer Peak, about 0.75 mile south of Wilcox Valley. 2030 Comment
  RSA59416  Aster integrifolius E. K. Balls 1950-9-8 15709 Plumas Lakes Center Public Campground. 2043 Comment
  RSA716701  Aster occidentalis var. occidentalis L. Ahart, John Dittes 2005-9-20 12434 Plumas North of Mud Lake, about 1/2 mile northeast of Eisenheimer Peak, about 3/4 mile south of Wilcox Valley 2042 Comment
  CAS-BOT-BC478071  Asteraceae Charles Piper Smith 1921-7-19 3449 Plumas Taylorsville, Mt. Hough trail Comment
  CHSC21719  Astragalus F. T. Griggs; A. Pass 1975-7-16 191 Plumas Along road, N. shore of Lower Buck's Lake. Comment
  CHSC55490  Astragalus bolanderi L. P. Janeway 1984-7-15 922 Plumas Along dirt road on south side of Frenchman Hill; ca 3 mi west-southwest of Bucks Lake. 1737 Comment
  UCD104873  Astragalus lemmonii Collector unknown 1954-10-20 s.n. Plumas Border of Sierra County line. 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
  SEINET5325465  Astragalus lentiformis W. Harnach, N. Harnach 1999-5-30 878 Plumas Gold Mtn. Development on Co Rd A-15 W of Portola, California Comment
  RSA795985  Astragalus pulsiferae James R. Shevock 1985-5-19 11161 Plumas Plumas National Forest, 5.1 miles north of Chilcoot on road to Frenchman Reservoir. 1700 Comment
  CAS-BOT-BC193049  Astragalus purshii var. tinctus M. S. Taylor 1982-5-14 4445 Plumas Above Portola, ca. 2 air mi sw of Portola 1584 Comment
  CAS-BOT-BC200865  Astragalus webberi Charles Piper Smith 1921-7-18 3444 Plumas Taylorsville - Mt. Hough trail Comment
  NY658906  Astragalus webberi M. E. P. Ames s.n. Plumas Indian Valley Comment
  CDA26764  Astragalus whitneyi G. D. Barbe 1982-6-9 3665 Plumas Southeast and below Thompson Peak, overlooking Honey Lake Valley; Plumas National Forest. Comment
  JEPS114945  Athyrium filix-femina Lowell Ahart 2008-8-13 15189 Plumas On the bottom 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
  SD9790  Athyrium filix-femina var. cyclosorum Daniel Cleveland Jul 1882 Plumas Big Meadows Comment
  CAS-BOT-BC66089  Athyrium filix-femina var. cyclosorum George W. Gillett 1957-7-19 851 Plumas 1 1/2 miles above the Devils Kitchen, above Sifford Lakes trail 2057 Comment
  CAS-BOT-BC17543  Athysanus pusillus John Thomas Howell; Gordon H. True; Walter Knight; Irja Knight 1967-6-12 1989 Plumas Butterfly Botanical Area and Vicinity. Valley near barn. 1036 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
  CDA13925  Balsamorhiza G. F. Hrusa 1997-5-3 13851 Plumas Sierra Nevada; 1/2 mi. NE of intersection of Hwy 70 and Rattlesnake Creek Rd (to N; USFS 508)/and Sloat Rd. (to S). Comment
  CDA13927  Balsamorhiza hookeri G. F. Hrusa 1997-5-3 13852 Plumas Sierra Nevada; 1/2 mi. NE of intersection of Hwy 70 and Rattlesnake Creek Rd (to N; USFS 508)/and Sloat Rd. (to S). Comment
  CHSC57255  Balsamorhiza macrolepis var. platylepis L. P. Janeway 1991-5-29 3972 Plumas Plumas National Forest. Red Clover Valley; along Beckwourth-Genesee Road (road 111) 1.0 mi northwest of the old Clover Valley Ranch buildings. 1664 Comment
  CDA14124  Balsamorhiza sagittata G. F. Hrusa 1997-5-3 13814 Plumas Sierra Nevada; W side of Rattlesnake Creek, straddling Hwy 70 approx. 15 mi. E of Quincy. N side of Hwy 70. Comment
  CHSC53234  Balsamorhiza sagittata L. P. Janeway 1989-6-20 3358 Plumas Plumas National Forest. East-facing flank of Crocker Mtn overlooking Red Clover Valley. 1965 Comment
  UC579644  Balsamorhiza sagittata E. Sawyer 1935-5-21 2 Plumas 3/4 mi sw of Beckwith 1493 Comment
  SEINET10474459  Balsamorhiza sagittata Mary Susan Taylor 1982-5-7 Taylor 4419 Plumas T23N R14E sw/nw sec 26. Portola quad. Ramelli Ranch, near an oxbow lake, ca. 1/4 mi e of Hwy 109, ca. 0.5 mi sw of Beckwourth. Sagebrush Scrub. 4800 ft. 146 Comment
  CAS-BOT-BC145809  Beckmannia syzigachne David D. Keck 1932-7-3 1688 Plumas Northern Sierra Nevada. Quincy. 1065 Comment
  UC1100212  Beckmannia syzigachne Malcolm A. Nobs and S. Galen Smith 1949-8-19 1404 Plumas marshy area ca 2 mi s Greenville; Indian Valley Comment
  CAS-BOT-BC76023  Berberis repens John Thomas Howell 1961-6-21 36702 Plumas Sierra Nevada. Greenville. 1097 Comment
  CHSC57305  Bistorta bistortoides L. P. Janeway 1984-9-1 1135 Plumas On Sierra crest, near drainage channel draining northwest (towards Jamison Lake), in soggy meadow bordering a small pond. 2164 Comment
  CHSC63264  Bistorta bistortoides Lowell Ahart 1994-6-12 7321 Plumas Near Cedar Flat, on the west side of Faggs Mine Road, south-west of a small branch of Willow Creek, about 1 1/4 miles (air) south of Bucks Lake. 1706 Comment
  SD7878  Bistorta bistortoides Mrs. R. M. Austin 1880-1 Plumas Big Meadows Comment
  UCD98831  Bistorta bistortoides R. N. Raynor 1939-6-1 s.n. Plumas along Lake Almanor, near Chester. Comment
  CAS-BOT-BC128021  Blepharipappus scaber John Thomas Howell 1962-6-18 37787 Plumas Sierra Valley near Beckwourth 1487 Comment
  UCD114120  Boechera Robert E. Preston 1982-4-29 271 Plumas Hwy 70, n side of Chips Cr. 656 Comment
  CHSC43809  Boechera breweri subsp. breweri Lowell Ahart 1977-6-21 1439 Plumas On the floor of the hydraulic mine at Turkeytown, about 15 miles north-east of La Porte. 1828 Comment
  CHSC97026  Boechera breweri subsp. breweri Susan Bazell; Gerry Ingco 2007-6-9 51 Plumas Along Caribou Fisherman's Trail which begins at far side of power plant in old town of Caribou at end of Caribou Rd, off Hwy 70. 944 Comment
  UC725633  Boechera breweri subsp. shastaensis A. A. Heller 1942-6-5 16500 Plumas 3 mi w Belden (on #24) Comment
  CHSC33811  Boechera constancei M. S. Taylor 1981-6-22 3944 Plumas E side of 25N17, ca. 1/8 mi s of Bean Creek on ridge, ca. 1/4 mi n of jct 25N17 with 25N81 (Old Mt House Rd), ca. 3.5 air mi nw of Meadow Valley. 1524 Comment
  CAS-BOT-BC14107  Boechera pauciflora A. A. Heller; P. B. Kennedy 1907-7-3 8713 Plumas Hills above Red Clover Valley. Comment
  CHSC10726  Boechera pendulocarpa Lowell Ahart 1968-6-29 Plumas Near La Porte. 914 Comment
  CAS-BOT-BC14263  Boechera pinetorum M. S. Taylor 1981-5-10 3666 Plumas North side of Genesee Valley Road, ca. 4 miles west of Genesee. 1097 Comment
  CHSC33786  Boechera pinetorum M. S. Taylor; M. Foster 1981-6-2 3820 Plumas N side of Hwy 70, on e side of Squirrel Creek, ne of Spring Garden overpass, ca. 7.5 mi se of Quincy. 1219 Comment
  CHSC82459  Boechera platysperma John Dittes; Josephine Guardino 2002-7-2 Plumas North of Forest Road 22N94, on Hartman Bar Ridge, about 1 mile (air) southwest of Franklin Hill, about 4 1/2 miles (air) northwest of Tamarack Flat, about 9 miles (air) northwest of La Porte. 1584 Comment
  SEINET12627104 Image available Boechera puberula Martin Schilling 2013-1 MS 221 Plumas on road from Chilcoot to Frenchman Lake, ca. 0.4 air mi after the first bridge, on roadside below rocks, NE-facing 1626 Comment
  CAS-BOT-BC14655  Boechera rectissima John Thomas Howell 1960-7-19 35636 Plumas Lassen Volcanic National Park. Drakesbad. 1828 Comment
  CHSC67754  Boechera rectissima J. D. Jokerst 1984-6-13 2050 Plumas Along the south edge of spur 'C' of USFS road 26N08 ca 150 meters below junction of spur and main road. South of Grizzly Creek. Ca 2 air miles east of Peacock Point. 1432 Comment
  CAS-BOT-BC25590  Boechera retrofracta John Thomas Howell; Gordon H. True 1969-6-23 45834 Plumas Sierra Nevada. On Middle Fork of Feather River at Nelson Point. 1249 Comment
  CHSC53193  Boechera retrofracta L. P. Janeway 1989-6-12 3298 Plumas Plumas National Forest. Forest along south side of Red Clover Valley. 1691 Comment
  CAS-BOT-BC25596  Boechera retrofracta M. S. Taylor 1981-5-11 3685 A Plumas Along Beckwourth-Genesee Valley Road, ca. 0.5 mile south of Flournoy Bridge and junction of highway 89. 1158 Comment
  CAS-BOT-BC25907  Boechera suffrutescens John Thomas Howell 1951-6-27 27628 Plumas Sierra Nevada. Jamison Creek. 1828 Comment
  POM303034  Boisduvalia densiflora var. densiflora Thomas H. Kearney 1944-8-14 95 Plumas Near Prattville, Lake Almanor. Comment
  RSA252382  Boisduvalia densiflora var. densiflora Robert F. Thorne, C. W. Tilforth 1969-9-6 39233 Plumas Along Feather River, 1 mi SW of Beckwourth. 1357 Comment
  SD9249  Botrychium multifidum Mrs. R. M. Austin 1877-1 Plumas Butterfly Valley Comment
  SD9250  Botrychium multifidum Mrs. R. M. Austin 1876-1 Plumas Comment
  SEINET10665933 Image available Botrychium multifidum subsp. californicum R. M. Austin 1897-1 Austin s.n. Plumas In Sierra Nevada Mts. - Quincy. Comment
  CHSC82537  Botrychium simplex var. compositum Lowell Ahart 2002-6-26 9785 Plumas In meadow, about 150 yards south of the road, about 3/4 mile (air) west of Lumpkin Ridge Road, about 1 mile southeast of Tamarack Flat, about 2 miles (air) northwest of Little Grass Valley Reservoir dam, about 5 miles (air) northwest of La Porte. 1716 Comment
  JEPS114952  Botrychium simplex var. compositum Lowell Ahart 2008-7-16 15106 Plumas Open basalt area in forest, in a small meadow, about 220 yards southeast of the intersection to Lumpkin Ridge Road and the road to Tamarack Flat, about one mile northwest of the Dam (Little Grass Valley Reservoir), about 4 miles (air) northwest of La Port 1744 Comment
  JEPS99043  Botrychium simplex var. compositum Lowell Ahart, John Dittes 2002-6-17 9728 Plumas 1 mi SE of Tamarack Flat (5 air mi NW of La Porte); Lumpkin Ridge 1716 Comment
  JEPS99052  Botrychium simplex var. compositum Lowell Ahart 2002-7-24 9921 Plumas 3/4 air mi NE of Little Grass Valley Reservoir dam (4 air mi NW of La Porte); Lumpkin Ridge Road 1634 Comment
  CHSC113620  Boykinia major Lowell Ahart 2014-8-31 19803 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
  CHSC20812  Brassica K. R. Stern 1975-7-24 5849 Plumas E shore of Lake Almanor. 1371 Comment
  CAS-BOT-BC127777  Brickellia grandiflora John Thomas Howell 1926-7-26 2117 Plumas Near Prattville 1524 Comment
  JEPS124135  Brickellia greenei Lowell Ahart, John Deurloo 2015-8-25 20530 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
  SEINET10533768  Brodiaea coronaria Cantelow 1949-6-11 CANTELOW s.n. 1949 Plumas Feather River Canyon, Calif. Comment
  SEINET7724108  Brodiaea ixioides Unknown Plumas Indian Valley Comment
  CAS-BOT-BC149315  Bromus carinatus var. carinatus John Thomas Howell 1961-9-23 36899 Plumas Sierra Nevada. Crescent Mills. 1066 Comment
  CAS-BOT-BC148705  Bromus carinatus var. marginatus Hans Leschke 1955-8-30 s.n. Plumas Lassen Volcanic National Park. Near Sulphur Works entrance station. 2133 Comment
  CAS-BOT-BC148710  Bromus carinatus var. marginatus John Thomas Howell 1960-7-23 35929 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
  UCD59120  Bromus carinatus var. marginatus John Thomas Howell 1960-7-23 35931 Plumas Lassen Volcanic National Park. Drakesbad. 1676 Comment
  UC1037103  Bromus catharticus Leo Whitney 1934-8-7 3011 a Plumas 10 mi nw of Portola (3 mi n of the Cate Place, Plumas National Forest, Big Grizzley Valley); Plumas National Forest, Big Grizzley Valley 1828 Comment
  CHSC102087  Bromus ciliatus Lowell Ahart; John Dittes 2009-7-13 16038 Plumas On damp to wet soil, seep, on the north side of Forest Service Road 27N28, headwater of Clear Creek, about 2.0 miles (air) north of Butt Valley Reservoir Dam, about 3 miles (air) southwest of Lake Almanor Reservoir Dam. 1476 Comment
  JEPS115939  Bromus ciliatus Lowell Ahart, John Dittes 2009-7-13 16038 Plumas On damp to wet soil, seep, on the north side of Forest Service Road 27N28, headwater of Clear Creek, about 2.0 miles (air) north of Butt Valley Reservoir Dam, about 3 miles (air) southwest of Lake Almanor Reservoir Dam 1476 Comment
  CAS-BOT-BC155928  Bromus commutatus John Thomas Howell 1973-7-10 49754 Plumas Sierra Nevada. Near Greenville. 1097 Comment
  CAS-BOT-BC155971  Bromus commutatus John Thomas Howell 1962-6-18 37814 Plumas Sierra Nevada. Sierra Valley 5 miles south of Beckwourth. 1493 Comment
  CAS-BOT-BC155972  Bromus commutatus John Thomas Howell 1961-6-21 36666 Plumas Sierra Nevada. Greenville. 1097 Comment
  CAS-BOT-BC155057  Bromus hordeaceus Mary S. Clemens 1920-6-10 s.n. Plumas Greenville. Comment
  RSA795663  Bromus japonicus L. Ahart 2012-7-1 18258 Plumas On the sides and in the gutter of the dirt road to the large pipe, about 0.25 miles east of Caribou Road, about 3.5 air miles northeast of Belden. 808 Comment
  CAS-BOT-BC162151  Bromus orcuttianus George W. Gillett 1957-7-17 805 Plumas Lassen Volcanic National Park. In upper Willow Lake Meadow, near the east inlet. 1661 Comment
  CAS-BOT-BC162152  Bromus orcuttianus A. A. Heller 1915-7-7 12053 Plumas Near the summit of Soapstone ridge 12 miles west of Bucks. 1676 Comment
  UCD59263  Bromus orcuttianus James I. Mallory 1969-8-21 359 Plumas 1 1/2 miles north-northwest of Camel Peak and 9 miles west-northwest of La Porte, Plumas National Forest. 1524 Comment
  SEINET13710646  Bromus orcuttianus Lowell William Ahart, Lowell William Ahart 2001-1 8998 Plumas Edge of Rd. 1/2 Mi. N of Humboldt Summit (T27N, R5E, sec 32, NW 1/4) 6000 Ft. 1829 Comment
  UC1024783  Bromus tectorum Leo Whitney 1934-8-7 2340 Plumas 10 mi nw of Portola (3 mi e of the Cate Place, Plumas National Forest, n end of Big Grizzley Valley); Plumas National Forest, Big Grizzley Valley 1828 Comment
  UC1131277  Bromus tectorum E. Sawyer 1935-5-21 4 Plumas 3/4 mi wsw of Beckwith 1493 Comment
  CHSC117315  Bromus vulgaris L. P. Janeway 2016-8-10 12150 Plumas Northern High Sierra Nevada. Plumas National Forest; about 100 m south of Gibsonville-Johnsville Road on east side of Continental Ravine (a tributary of West Branch Nelson Creek). 1830 Comment
  SEINET260545 Image available Bromus vulgaris Michael Cutler, Janice Cutler 1992-6-11 Plumas Ca 0.5 mi S of Quincy; Boyle Ravine; Qunicy 1950 Quad 589-2C. 1100 Comment
  SEINET10508555  Bromus willdenowii Mary Susan Taylor 1981-7-6 Taylor 3966 Plumas T24N R16E nw/se sec 7. Frenchman lake quad. Roadside and meadow along Grigsby Creek, ca. 1 mi W of N tip of the lake, ca. 13 air mi NW of Chilcoot. 5900 ft elev. 1798 Comment
  CDA5380  Buddleja davidii D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-2 6 .266 Plumas About 20 miles east of Oroville on edge of canyon oak forest along roadcuts. Mark 84 Comment
  CHSC21328  Calamagrostis canadensis F. T. Griggs; A. Pass 1975-8-1 281 Plumas Lower Buck's Lake. Comment
  CHSC112375  Calamagrostis canadensis var. canadensis L. P. Janeway 2014-7-15 11543 Plumas Northern High Sierra Nevada. Plumas National Forest; Happy Valley, about 6.4 air-km northeast of Cromberg; along Long Valley Creek in the southwest corner of Happy Valley (the lower corner of the meadow complex). 1717 Comment
  JEPS120101  Calamagrostis stricta subsp. inexpansa Lowell Ahart 2012-7-1 18253 Plumas About 250 yards northwest of Caribou Road, about 4 miles (air) northeast of Belden. Comment
  CAS-BOT-BC438480  Calandrinia ciliata W. Harnach; N. Harnach 1991-6-21 555 Plumas Sierra Valley. Next to R/R bridge east of Co. Rd. A-23. 1487 Comment
  CAS-BOT-BC438488  Calandrinia ciliata Mary Strong Clemens 1920-4-27 s.n. Plumas Greenville Comment
  RSA52886  Callitriche verna R. Weatherby 1950-9-1 1527 Plumas Above Hellgramite Pond near Long Lake. Lakes Basin Area. 2226 Comment
  UC337929  Calochortus coeruleus unknown 1884-1 Plumas Comment
  SD6512  Calochortus elegans Mrs. R. M. Austin 1878-1 Plumas Big Meadows. Comment
  SEINET5323725  Calochortus leichtlinii W. Harnach, N. Harnach 1990-6-13 364 Plumas Sierra Valley, SW of Beckwourth, Ramelli Ranch (USFS) 1487 Comment
  UC917350  Calochortus leichtlinii J. M. Tucker 1948-7-24 1722 Plumas near road from Cascade to Camel Peak 1615 Comment
  UCD139521  Calochortus leichtlinii J. M. Tucker 1948-7-24 1722 Plumas near road from Cascade to Camel Peak. 1615 Comment
  CAS-BOT-BC490273  Calochortus leichtlinii Anna Head 1920-7-1 s.n. Plumas Feather River region 457 Comment
  CAS-BOT-BC491827  Calochortus leichtlinii John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-25 54358 Plumas Near Indian Creek about 0.75 miles northwest of northwest arm of Antelope Reservoir 1584 Comment
  CAS-BOT-BC491834  Calochortus leichtlinii John Thomas Howell 1962-6-18 37768 Plumas Sirra Valley near Beckwourth 1487 Comment
  UCD139516  Calochortus leichtlinii W. R. Powell 1968-7-3 1604 Plumas 0.2 mile north-northwest of Pennisula Campground on reservoir, 3 miles north of La Porte. 1560 Comment
  CHSC67729  Calochortus nudus James D. Jokerst 1979-6-23 265 Plumas E edge of Meadow Valley meadow, ca. 100 m S of creek, 200 m SW of intersection of Meadow Valley Creek and forest service road to Deans Meadow. Comment
  RSA739737  Calochortus nudus L. P. Janeway 2007-6-3 9026 Plumas Northern High Sierra Nevada, S facing slope near top of Eastern end of Red Mtn, near Road 23N63 1.1km NW of road 18. 1884 Comment
  UC569431  Calochortus nudus F. W. Embree 1934-6-12 99 Plumas w end Hawkins Valley; Bidwell Bar Quad. 1615 Comment
  RSA109808  Calochortus nudus E. K. Balls 1956-6-19 21838 Plumas 0.3 mile east along State Highway 89, past P.G.&E. Dam, Lake Almanor 1433 Comment
  UC1299334  Calochortus nudus Freed W. Hoffman 1946-6-12 678 Plumas near Jackson Creek Camp; Jackson Creek Comment
  UC1382127  Calycadenia truncata L. Constance and Tsan-Iang Chuang 1969-7-11 3873 Plumas 8.6 mi sw Arch Rock Tunnel; North Fork of Feather River Comment
  RSA293418  Calycadenia truncata subsp. truncata Reino Alava 1957-7-7 1210 Plumas Along the road, 16.5 miles southwest of Tobin, on Hwy; Featherwater River Canyon 12 Comment
  CAS-BOT-BC90964  Calycanthus occidentalis John Thomas Howell 1951-8-19 28172 Plumas Sierra Nevada. 3 miles east of Rich Bar. 853 Comment
  CHSC40614  Calyptridium umbellatum Lowell Ahart 1985-9-26 5182 Plumas Below the high water line of Little Grass Valley Reservoir, where Black Rock Creek flows into the lake, about 4 miles north-west of La Porte. 1584 Comment
  CHSC82479  Calyptridium umbellatum Lowell Ahart 2002-6-26 9778 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
  CAS-BOT-BC221250  Calystegia malacophylla subsp. malacophylla Alice Eastwood 1927-6-15 14512 Plumas United States Forest Reserve. Forest Lodge near Greenville Comment
  CAS-BOT-BC221247  Calystegia malacophylla subsp. malacophylla M. S. Taylor 1982-6-16 4681 Plumas Off Thompson Creek Rd (24N26), ca. 3 mi se of Quincy 1402 Comment
  RSA699251  Calystegia occidentalis subsp. occidentalis L. Ahart 2004-6-6 10998 Plumas On the north side of the logging road, about 1 1/2 miles (air) south of Lower Taylor Rock, about 7 1/2 miles (air) northeast of Quincy. 1518 Comment
  CHSC58188  Calystegia occidentalis subsp. occidentalis Vernon H. Oswald; Lowell Ahart 1992-6-22 5014 Plumas Lassen Volcanic National Park. Little willow Creek between Willow Lake and the access road into Terminal Geyser. 1737 Comment
  CAS-BOT-BC497559  Camassia quamash subsp. breviflora John Thomas Howell 1960-7-23 35957 Plumas Plants of Lassen Volcanic National Park, near Soda Springs, Drakesbad 1828 Comment
  RSA186771  Camissonia contorta Peter H. Raven 1963-5-28 18418 Plumas 3.1 miles west of Vinton Comment
  JEPS104409  Campanula prenanthoides Lowell Ahart 2003-10-15 10638 Plumas Old gold mined flat area, ca 1/4 mi south of Forest Rd 22N94E, ca 1/2 mi south of Forest Rd 22N94, on Hartman Bar Ridge, ca 1 mi (air) sw of Franklin Hill, ca 4 1/2 mi (air) nw of Tamarack Flat, ca 9 mi (air) nw of La Porte. 1509 Comment
  SEINET10462996  Campanula prenanthoides Austin AUSTIN s.n. Plumas Badger Hill Comment
  SEINET10905900  Campanula prenanthoides Joseph Clemens 1920-8-11 Clemens s.n. Plumas Greenville Comment
  SEINET3142996  Campanula prenanthoides E. K. Balls 1950-9-5 15862 Plumas E of Quincy; off Hwy 24; Thompson Creek, Main trail off La Porte Road (trail to Little Vocano) 1463 Comment
  CAS-BOT-BC37304  Cardamine breweri Walter Knight; Irja Knight 1967-5-7 2227 Plumas Butterfly Botanical Area and Vicinity. Valley proper. 1036 Comment
  CHSC77204  Cardamine breweri G. Schoolcraft 1997-8-5 2632 Plumas Rock Creek. 1746 Comment
  CAS-BOT-BC37823  Cardamine nuttallii W. I. Follett 1930-5-20 s.n. Plumas Mountains above Vergilia. 1280 Comment
  CHSC81355  Cardamine oligosperma L. P. Janeway 1996-4-11 4954 Plumas Northern High Sierra Nevada. Soda Creek, along Road 25N22 200 ft northwst of Hwy 70 and East Branch North Fork Feather River. 890 Comment
  CAS-BOT-BC38089  Cardamine pachystigma Walter Knight; Irja Knight; John Thomas Howell; Gordon H. True 1967-5-8 1788 Plumas Butterfly Botanical Area and Vicinity. Mouth of Butterfly Creek. 883 Comment
  CHSC48319  Cardamine pensylvanica Vernon Oswald 1985-5-26 1779 Plumas South loop of road between Hwy 70 and Butterfly Valley at Big Blackhawk Creek. Along the creek. Comment
  CAS-BOT-BC18350  Carex John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-23 54180 Plumas Sierra Nevada. Long Valley at road to Maxwell Mine. 1633 Comment
  CAS-BOT-BC18356  Carex John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-25 54342 Plumas Sierra Nevada. 2.8 miles north-northeast of Englemine on Diamond Mountain Road. 1341 Comment
  CHSC113838  Carex abrupta Lowell Ahart 2014-8-31 19832 Plumas On the east side of Black Rock Creek. about 300 yards south of the foot bridge across Black Rock Creek, about 200 yards southwest of the Black Rock, Little Grass Valley Reservoir, about 4-1/2 miles (air) northwest of La Porte. 1536 Comment
  CAS-BOT-BC17844  Carex amplifolia Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1638 Plumas Butterfly Botanical Area and VIcinity. Area north of Pond Reservoir. 1097 Comment
  CHSC65590  Carex amplifolia L. P. Janeway 1995-8-30 4903 Plumas Along West Branch Humbug Creek; about 2.3 mi south of Smith Peak. Creekside opening. 1630 Comment
  CAS-BOT-BC17833  Carex amplifolia L. W. Swift 1934-7-7 97 Plumas Plumas Forest. Willow Crek sheep trough. 1889 Comment
  SEINET10935235  Carex amplifolia Patricia L. Kenney 1973-6-5 Kenney 428 Plumas Along a stream along hwy 70, 6 miles s from junction of hwy 98 and 70. Douglas Fir and yellow pine 1067 Comment
  JEPS117604  Carex angustata Lowell Ahart 2010-9-9 17143 Plumas Large colony around and under fir trees, 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
  JEPS123947  Carex angustata Lowell Ahart, John Dittes, Josephine Guardino, Steve Green 2015-7-31 20423 Plumas On the west side of Duck Lake (near Blue Lake), 1,180 feet north of Forest Service Road 29N18, 3.19 air miles west-southwest of Sifford Mt., 6.41 air miles south-southeast of Lassen Peak. Comment
  SEINET7549695 Image available Carex angustata John Thomas Howell 1960-7-23 35945 Plumas Lassen Volcanic National Park. Meadow near Soda Spring, Drakesbad. 1676 Comment
  CAS-BOT-BC19735  Carex athrostachya Greg Sommers 1976-7-6 144 Plumas Sierra Nevada. Sierra Valley Marsh. From roadside ditch along Dyson Lane. 1524 Comment
  CHSC43522  Carex athrostachya Lowell Ahart 1977-8-8 1542 Plumas Near the pond in Onion Valley, about 1 mile west of Pilot Peak, about 15 miles north-east of La Porte. 1828 Comment
  CHSC97184  Carex athrostachya Lowell Ahart; John Dittes, Josephine Guardino 2007-6-8 14032 Plumas Strand of Lake Davis, southeast of the end of the road, north end of Lake Davis. 1763 Comment
  UC1133321  Carex athrostachya H. S. Yates 1936-8-12 6090 Plumas Lake Almanor 1341 Comment
  CAS-BOT-BC19741  Carex athrostachya L. W. Swift 1934-7-18 124 Plumas Squaw Queen. 1828 Comment
  CHSC87988  Carex aurea Lowell Ahart; John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11157 Plumas Edge of a small seep, in a small meadow, on the north side of a forest road, about 1/4 mile north of Taylor rock, about 1 mile (air) southwest of Grizzly Peak, about 5 miles (air) south of Taylorsville, about 8 miles (air) northeast of Quincy. 2139 Comment
  UCD140125  Carex aurea John Thomas Howell 1960-7-18 35508 Plumas Lassen Volcanic National Park. Drakesbad. 1676 Comment
  OBI49287  Carex bolanderi Lewis S. Rose 1939-6-8 39271 a Plumas S end of lake Almanor 1372 Comment
  CAS-BOT-BC19624  Carex brainerdii Walter Knight; Irja Knight; John Thomas Howell; Gordon H. True 1967-6-12 2097 Plumas The Butterfly Botanical Area and Vicinity. Near pond reservoir. 1097 Comment
  CAS-BOT-BC19633  Carex brainerdii John Thomas Howell 1951-6-28 27726 Plumas Eureka Lake. 1889 Comment
  CHSC63191  Carex brainerdii Lowell Ahart 1994-6-17 7360 Plumas On the west side of a poor logging road, on the west side of Sly Creek, about 1/10 mle north of the locked gate, about 1 mile east of Sly Creek Reservoir. 1097 Comment
  HSC7094  Carex brainerdii L. S. Rose 1969-6-23 69043 Plumas 8 mi. SW of Quincy, La Porte Rd. 1311 Comment
  SD71001  Carex brainerdii John Thomas Howell 1960-7-17 35484 Plumas Lassen Volcanic National Park; Drakesbad; dry coniferous forest. 1676 Comment
  UCD140184  Carex brainerdii John Thomas Howell 1960-7-22 35911 Plumas Devils Kitchen to Drakesbad. Lassen Volcanic National Park. 1676 Comment
  JEPS28361  Carex brainerdii George W. Gillett 1957-7-13 758 Plumas slope below Sifford Lakes (along direct route to the Devil's Kitchen); Lassen Volcanic National Park 2057 Comment
  SEINET7552663 Image available Carex brainerdii David Castaner 1989-6-18 10222 Plumas West of Lake Almano. Along highway 89. Two miles east of Tehama county line Comment
  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
  CHSC54422  Carex capitata Vernon H. Oswald 1991-7-17 4752 Plumas Lassen Volcanic National Park. Little Willow Lake located on the south border of the park, ca. 2.5 miles (air) south-southeast of Drakesbad. On the north and west borders of the lake. 1828 Comment
  JEPS87735  Carex deweyana subsp. leptopoda Lowell Ahart 1994-6-17 7359 Plumas about 1 mi n Schwartz Meadow (about 1 mi e Sly Creek Reservoir, on the e side of Sly Creek); Sly Creek 1097 Comment
  RSA726358  Carex douglasii L. Ahart, John Dittes 2007-6-16 14134 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
  UC1133347  Carex douglasii L. S. Smith 1931-5-27 2549 Plumas Last Chance Creek Plumas Forest, Last Chance Creek 1524 Comment
  CAS-BOT-BC20598  Carex douglasii Lloyd W. Swift 1931-5-31 42 Plumas Plumas Forest. Murdock Crossing. 2nd meadow, east side. 1676 Comment
  CHSC21227  Carex echinata subsp. echinata F. T. Griggs; A. Pass 1975-8-7 312 Plumas Buck's Lake Forest Service Survey. Comment
  CHSC65592  Carex echinata subsp. echinata L. P. Janeway 1995-7-23 4872 Plumas Meadow at head of western branch of Stag Creek; along Road 22N80Y 0.1 mi north of Road 22N72; about 0.3 mi south-southeast of Table Mountain. 1755 Comment
  SEINET10823180  Carex exsiccata Vernon H. Oswald, Lowell Ahart 1988-8-4 Oswald 3673 Plumas T29N, R5E, SW/NW S6, Red Fir. Forest. Willow Lake located se of Drakesbad just S of the boundary of Lassen Volcanic National Park. 1676 Comment
  CAS-BOT-BC20113  Carex feta John Thomas Howell 1973-7-10 49740 Plumas Sierra Nevada. Near Greenville. 1097 Comment
  CHSC67613  Carex feta James D. Jokerst 1985-6-10 2403 Plumas Indian Creek Small Hydro Survey. Adjacent to Indian Creek 400 m S of Hwy. 70, ca. 2 mi SW of Crescent. Comment
  CDA17787  Carex filifolia var. erostrata G. D. Barbe, T. C. Fuller 1982-6-17 3850 Plumas Frenchman Lake Region; On E shore of Frenchman Lake at the parking lot; Crystal Fishing Access. 1706 Comment
  CAS-BOT-BC20696  Carex fracta John Thomas Howell 1951-6-27 27608 Plumas Sierra Nevada. Jamison Creek. 1950 Comment
  JEPS101244  Carex fracta Dean W. Taylor 2000-8-8 17557 Plumas Wemple Cabin, Antelope Creek 1 air mi NE from Antelope Lake (upper Feather River watershed) 1859 Comment
  JEPS105623  Carex fracta L. P. Janeway 2003-7-19 7909 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
  JEPS114804  Carex fracta Lowell Ahart 2008-8-13 15177 Plumas West edge of La Porte Road, west of East Branch Creek, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte 1613 Comment
  RSA201272  Carex fracta J. T. Howell 1960-7-19 35676 Plumas Drakesbad. 1677 Comment
  CAS-BOT-BC20690  Carex fracta Clare B. Hardham 1970-8-8 17701 B Plumas Sierra Nevada. Thompson Peak. 2133 Comment
  CAS-BOT-BC32026  Carex geyeri L. P. Janeway 1992-6-9 4225 Plumas Mt. Ingalls quad, NE side of Grizzly Ridge between Joseph Creek and Cascade Creek, 1897 Comment
  CDA33081  Carex gigas G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-23 3124 Plumas 2.65 miles west of Round Valley Reservoir Dam. Comment
  CAS-BOT-BC21969  Carex heteroneura L. P. Janeway 1990-7-18 3806 Plumas Near Emigrant Creek .25 mile north of the crest of Grizzly Ridge. Along a dirt road. 2103 Comment
  UCR148892  Carex heteroneura var. heteroneura G. D. Barbe, T. C. Fuller 1982-6-16 3790 Plumas Plumas National Forest. Meadow below Mud Lake, 0.75 mi northeast of Eisenheimer Peak. 2098 Comment
  JEPS117696  Carex hoodii Lowell Ahart 2010-10-21 17303 Plumas Open dry meadow, about 100 yards northwest of the spring, on the north side of the road to Cleghorn Bar, about 2 miles by road west of the Quincy-La Porte Road, about 2 1/2 miles (air) northwest of Pilot Peak 1928 Comment
  CHSC116185  Carex jonesii Lowell Ahart 2015-7-4 20276 Plumas About 110 yards outh of the paved road to Tamarack Flat, about 1/2 mile west of the intersection of Lumpkin Ridge Road and road to Tamarack Flat, about 1-1/2 miles (air) northwet of Little Grass Valley Reservoir dam. 1712 Comment
  CHSC47353  Carex jonesii L. P. Janeway 1989-6-22 3371 Plumas Plumas National Forest. Slopes between Crocker Mtn. and Crocker Mdw along rd 24N49Y. 1767 Comment
  SEINET10467094  Carex kelloggii Lowell Ahart 1985-7-3 Ahart 5101 Plumas About 4 1/4 miles north-east of La Porte. Comment
  CHSC100043  Carex laeviculmis Lowell Ahart 2008-7-9 15058 Plumas Wet meadow area with a small stream, just northwest of the culvert, on the northwest side of the good logging road, north of the South Fork of the Feather River, about 1/2 mile southwest of the Feather Fork Mine, about 1 mile northeast of Little Grass Valley Reservoir. 1645 Comment
  CHSC46712  Carex lasiocarpa V. Oswald; W. Dempsey 1989-8-24 3963 Plumas Little Willow Lake on the s edge of Lassen Volcanic National Park, ca. 1.1 mi (air) nw of Chester. 1828 Comment
  CHSC61067  Carex lasiocarpa Vernon H. Oswald; Lowell Ahart 1993-8-3 5758 Plumas Hay Meadow located at the N end of 30N25 on the S edge of the Caribou Wilderness, ca. 9 mi (air) N of Lake Almanor. In the SE corner of the meadow. 1950 Comment
  CAS-BOT-BC31155  Carex lemmonii John Thomas Howell 1967-6-23 42703 Plumas butterfly Valley. 1036 Comment
  SEINET7485361 Image available Carex lemmonii John Thomas Howell 1960-1 35946 Plumas Drakesbad 1676 Comment
  HSC97060  Carex lenticularis var. impressa L. Ahart 2006-7-9 12922 Plumas 100 yds. N of paved basalt road, 3.75 mi. NW of Tamarack Flat, 5.75 mi. NW of Little Grass Valley Reservoir 1679 Comment
  CHSC84928  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. 2047 Comment
  SEINET3450855  Carex lenticularis var. lipocarpa Unknown 2003-7-18 10431 Plumas La Porte, La Porte, about 5 air miles northwest to Little Grass Valley Reservoir dam, about 2 air miles northwest to Tamarack Flat,, about 1 mile southeast to Lumpkin Ridge Road, about 0.75 miles west, 150 yards south of the road 1730 Comment
  SEINET7564701 Image available Carex lenticularis var. lipocarpa Lowell Ahart 2003-7-18 10431 Plumas About 150 yards south of the road, about 3/4 mile west of Lumpkin Ridge Road, about 1 mile southeast of Tamarack Flat, about 2 miles (air) northwest of Little Grass Valley Reservoir dam, about 5 miles (air) northwest of La Porte. 1731 Comment
  CAS-BOT-BC28511  Carex lenticularis var. lipocarpa E. K. Balls 1950-9-9 15736 Plumas Along small lake W of Lakes Center Public Campground. 2042 Comment
  CHSC118670  Carex leptopoda Chelsea Morgan 2015-6-28 2015023 Plumas Location near Moonlight Valley, south of Forest Service road 28N30B, northwest of 28N30B1. UTM 688739 E, 4455754 N, NAD83 Zone 10N. 1800 Comment
  CHSC73840  Carex limosa B. Castro; L. P. Janeway 1998-8-29 833 A Plumas Ca 2 air mi N of Little Grass Valley Reservoir, at Fowler Lake. Fowler Lake proposed SIA. 1659 Comment
  CHSC96051  Carex mariposana L. P. Janeway 2006-9-9 8876 Plumas High Cascade Range. Near end of Road 29N02Y, 0.8 km southwest of confluence of Panther Creek and North Arm Rice Creek; 1.2 km northeast of Blue Lake. 1932 Comment
  CHSC110986  Carex mendocinensis Lowell Ahart 2012-7-1 18251 Plumas Along the creek, on both sides of the small stream, about 200 yards west of Caribou Road, about 4 miles (air) northeast of Belden. 833 Comment
  CHSC78178  Carex mendocinensis Lowell Ahart 2000-5-21 8381 Plumas Near a small stream, on the west side of Caribou Road, about 4 miles (air) northeast of Belden. 853 Comment
  CAS-BOT-BC31943  Carex microptera Lewis Samuel Rose 1951-6-27 51044 Plumas Jamison Creek, SW of Johnsville. 1889 Comment
  CDA33109  Carex microptera L. P. Janeway 2000-6-24 6837 Plumas Northern High Sierra Nevada; Diamond Mountains; 1.1 km southeast of Crystal Peak; near top of ridge, southwest slope. Comment
  CDA13390  Carex multicostata G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13239 Plumas Sierra Nevada; below headwaters of Bull Run Creek off USFS 23N12E. Comment
  CHSC55563  Carex multicostata L. P. Janeway 1990-6-28 3736 Plumas Plumas National Forest. At the head of Joseph Creek, on northeast side of Grizzly Ridge. 2118 Comment
  JEPS115202  Carex nebrascensis Lowell Ahart, John Dittes, Josephine Guardino 2009-7-22 16139 Plumas On the west side of Forest Service Road 27NO2K, east side of Long Valley, about 3.5 miles (air) west-southwest of Greenville, about 5.2 miles (air) southeast of Lake Almanor Dam 1606 Comment
  CAS-BOT-BC119858  Carex nebrascensis Lloyd W. Swift 1934-5-18 113 Plumas Meadow View Pasture. 1828 Comment
  CDA17785  Carex nervina G. D. Barbe, T. C. Fuller 1982-6-16 3789 Plumas Plumas National Forest; below Mud Lake, 3/4 mile NE of Eisenheimer Peak. Plumas National Forest. 2097 Comment
  SEINET8987520 Image available Carex pachycarpa Unknown 2013-1 26288 Plumas Near trailhead to Frazier Falls, FS Road 501, 4.2 road miles S of junction with Route 24, 2.0 air km WNW of Mills Peak; northern High Sierra Nevada (nSNH). Comment
  CAS-BOT-BC119188  Carex pachystachya John Thomas Howell 1960-7-23 35958 B Plumas Meadow borders, Drakesbad. 1828 Comment
  CHSC93267  Carex pachystachya Virginia Dains 1996-7-26 Plumas Northern High Sierra Nevada. East side of Poplar Creek in meadow. 1402 Comment
  CHSC99400  Carex pachystachya Robert F. C. Naczi; Lawrence P. Janeway 2004-7-24 10541 Plumas Ca. 14 mi WSW of village of Almanor, along tributary of Butt Creek, W of Humboldt Road (county route 308). 1746 Comment
  CAS-BOT-BC118480  Carex praegracilis M. S. Taylor 1982-6-14 4657 Plumas Antelope Lake quad. Ca. 12 mi. NE of Taylorsville. 1536 Comment
  RSA122801  Carex praegracilis E. Sawyer 1935-6-7 82 Plumas 3.75 miles SSW of Sugarloaf 1494 Comment
  CHSC117443  Carex rossii Lowell Ahart 2016-6-29 21052 Plumas About 40 yards south of the dirt road, about 1/2 mile southeast of Table Mountain, about 1 1/2 miles (air) northwest of Tamarack Flat, about 3 1/2 miles (air) northwest of Little Grass Valley Reservoir Dam. 1759 Comment
  CHSC52550  Carex rossii L. P. Janeway 1989-7-7 3467 Plumas Plumas National Forest. Near creek just E of Lava Spring; above the NE side of Red Clover Valley. 1767 Comment
  CHSC55444  Carex rossii L. P. Janeway 1990-7-3 3758 Plumas Plumas National Forest. About 100 m west of Paradise Creek and about 2/3 mi south of Little Grizzly Creek. 1874 Comment
  CHSC118786  Carex scabriuscula Chelsea Morgan; Wendy L. Boes 2015-6-11 2015 -011 Plumas Plumas National Forest. On ridge north of Silva Ravine, west of Forest Service road 26N25 (UTM 650958 E, 4438088 N, NAD83 Zone 10N). 1400 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
  CHSC47340  Carex simulata L. P. Janeway 1989-6-15 3317 Plumas Plumas National Forest. Pond across road from springy slope; jct of roads 111 (Beckwourth-Genesee Rd) and rd 24N49Y; near N end of Crocker Valley. 1730 Comment
  CHSC52552  Carex simulata L. P. Janeway 1989-6-22 3372 Plumas Plumas National Forest. Slopes between Crocker Mtn and Crocker Mdw along rd 24N49Y. 1767 Comment
  CAS-BOT-BC117744  Carex simulata Mrs. H. C. Cantelow 1938-7-4 2273 Plumas Meadow at Drakesbad. Near edge of streamlet. Comment
  HSC7076  Carex stipata L. S. Rose 1967-7-9 67144 Plumas Quincy 1037 Comment
  UCR115313  Carex stipata G. D. Barbe, T. C. Fuller 1982-6-14 3688 Plumas W end of Quincy, Hwy 70 & Lawrence St. at the Chevron station. 1037 Comment
  CAS-BOT-BC114993  Carex subfusca John Thomas Howell; Gordon H. True; Walter Knight; Irja Knight 1968-6-11 2377 Plumas Moist roadside hollow in canyon of Butterfly Creek between Spanish Creek and Butterfly V. Comment
  CAS-BOT-BC115995  Carex subfusca Clare B. Hardham 1944-8-14 24 Plumas Near Prattville, Lake Almanor Comment
  CHSC48068  Carex subfusca L. P. Janeway 1989-8-2 3552 Plumas Plumas National Forest. Where rd 23N08 crosses a southwestern fork of Bear Cr ca 1 mi NE from top of Eureka Ridge. 1752 Comment
  CHSC92308  Carex subfusca Lowell Ahart; John Dittes 2005-9-19 12379 Plumas On the edge of the bank, on the south side of Taylor Lake, about 6 miles (air) southwest of Antelope Lake. 2080 Comment
  JEPS101243  Carex subfusca Dean W. Taylor 2000-8-8 17556 Plumas Wemple Cabin, Antelope Creek 1 air mi NE from Antelope Lake (upper Feather River watershed) 1859 Comment
Read comments Aug 6 2010
  CDA17262  Carex utriculata G. F. Hrusa, S. Gaimari, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16289 Plumas Sierra Nevada; Butterfly Valley Botanical Area at Keddie. Plumas National Forest. 1158 Comment
  CHSC37287  Carex utriculata M. S. Taylor 1982-7-12 4819 Plumas Mc Rae Meadows, ca. 6 mi w of Mohawk. 1889 Comment
  SEINET11634920  Carex vesicaria Unknown 1985-1 5124 Plumas Little Grass Valley Res., where South Fork of Feather Riv. flows into lake, ca 4.5 mi NE of La Porte 1585 Comment
  UCD140982  Carex whitneyi L. P. Janeway 1999-7-17 6509 Plumas gentle south-facing slope at the wide saddle of Humboldt Summit. 2020 Comment
  UC1120934  Cassiope mertensiana subsp. californica C. W. Hanks 1934-9-6 68 Plumas Top of Dixie Mtn. 2438 Comment
  CAS-BOT-BC249009  Castilleja Clare B. Hardham 1975-8-2 20452 Plumas Black Mt. 2133 Comment
  SEINET10549995  Castilleja Mary Susan Taylor 1982-8-30 Taylor 5079 Plumas T27N R11E sw sec 35. Kettle Rock quad. S end of Taylor Lake, ca. 6 air mi ne of Taylorsville. Riparian edge of Montane Coniferous Forest; 6900 ft. 2103 Comment
  RSA726364  Castilleja applegatei L. Ahart, John Dittes, Josephine Guardino 2007-6-9 14054 Plumas About a mile (air) north of the north end of Lake Davis. 1858 Comment
  SEINET3479127  Castilleja applegatei G. Douglas Barbe, J. T. Howell, Thomas C. Fuller 1981-6-23 Plumas Round Valley Reservoir Dam, Round Valley Reservoir Dam, 0.1 miles west on Dixie Canyon to Round Valley Road 1370 Comment
  CAS-BOT-BC249733  Castilleja applegatei subsp. pinetorum Mrs. E. C. Van Dyke 1931-6-13 s.n. Plumas Kelly Camp, Mt. Lassen Nat'l. Park Comment
  CAS-BOT-BC249750  Castilleja applegatei subsp. pinetorum John Thomas Howell 1926-7-24 2101 Plumas Near Prattville 1463 Comment
  JEPS80888  Castilleja applegatei subsp. pinetorum M. S. Taylor 1981-8-19 4214 Plumas ca 1 mi w Sloat (0.5 mi e of Bell Creek, s side of Rd 23N10); Blue Nose Mt. Quad. 1341 Comment
  JEPS9095  Castilleja applegatei subsp. pinetorum John Thomas Howell 1951-6-27 27626 Plumas Jamison Creek Sierra Nevada 1828 Comment
  JEPS60471  Castilleja applegatei subsp. pinetorum T. I. Chuang and L. Constance 1969-7-2 6710 Plumas about 7.5 mi se Quincy (on Highway 70) Comment
  CHSC82129  Castilleja arachnoidea L. P. Janeway; B. Castro 2001-6-22 7370 Plumas Northern High Sierra Nevada. On low peak along ridge between Frenchman Hill and the northwest end of Red Mountain. 1798 Comment
  OBI59423  Castilleja arachnoidea Rimo Bacigalupi, Aldo Bacigalupi 1952-8-19 3951 Plumas On slopes to the E of Long Lake 2042 Comment
  SEINET10964361  Castilleja arachnoidea Mary Susan Taylor 1982-8-18 Taylor 5013 Plumas T25N R12E se/ne sec 28. Mt Ingalls quad. Mt Ingalls summit, ca. 9 air mi ne of Sloat. Open exposed rocky area; 8370 ft. 2551 Comment
  UC726487  Castilleja arachnoidea A. A. Heller 1942-8-3 16518 Plumas near the stream at Upper King Creek Meadow; Lassen Park Comment
  SBBG25803  Castilleja campestris K. K. Muller 1965-8-19 1368 Plumas St Hwy 89, 5 mi NW of Almanor Post Office Comment
  SD7028  Castilleja campestris subsp. campestris Daniel Cleveland 1882-7-22 Plumas Prattville Comment
  CHSC87871  Castilleja lacera Lowell Ahart; John Dittes, Josephine Guardino, Robert Schlising 2004-6-14 11051 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
  SBBG30608  Castilleja lacera D. Myrick 1968-6-19 1948 Plumas St Hwy 89, W of Lake Almanor 1371 Comment
  UCR53765  Castilleja lacera Lyman Benson 1949-6-21 13741 Plumas Cascade Range, Almanor, 1 mile west of Lake Almanor Inn [W bank of Lake Almanor], Feather River Drainage 1402 Comment
  SD131978  Castilleja lacera Barbara Ertter 1989-7-4 8685 a Plumas Coyote Flat W of Lake Almanor, 4.2 mi. W of jct of Hwy 89 and Hwy 36, dry meadow 1524 Comment
  UC1063337  Castilleja miniata F. W. Embree 1934-6-12 104 Plumas 1 mi s Bucks Ranch; Plumas National Forest, Bidwell Bar Quad. 1615 Comment
  CHSC115771  Castilleja miniata subsp. miniata Lowell Ahart; John Deurloo 2015-8-25 20523 Plumas On the north side of Cold Water Creek, about 100 yards east of the bridge, about 5 1/2 miles (air) south of Bucks Lake. 1475 Comment
  SEINET12765114  Castilleja miniata subsp. miniata Lowell Ahart 1994-7-22 7487 Plumas South of the Pacific Crest Trail, on the north side of Mount Etna.; 0 1981 Comment
  CHSC43515  Castilleja tenuis Lowell Ahart 1977-7-9 1451 Plumas In a small mountain meadow, along the South Fork of the Feather River, about 1/2 mile north of the Feather Fork Mine, about 6 miles north of La Porte. 1676 Comment
  CHSC89502  Castilleja tenuis G. Douglas Barbe; T. C. Fuller, J. T. Howell 1981-6-25 3327 Plumas Sierra Nevada. 4.8 miles northwest of Antelope Lake; 0.7 mile east of road to Taylor Lake on the road to Antelope Lake. 1661 Comment
  CHSC97602  Castilleja tenuis Lowell Ahart; John Dittes 2007-6-16 14127 Plumas Gravel bars along a small stream, on the south side of County Road 111 (Beckwourth Genesee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1647 Comment
  CDA13392  Ceanothus X lorenzenii G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13241 Plumas Sierra Nevada; Side of access road along Bull Run Creek off USFS 23N12E. Comment
  CHSC96746  Ceanothus arcuatus L. P. Janeway 2007-5-20 8996 Plumas Northern High Sierra Nevada. Northeastern corner of Meadow Valley at junction of Bucks Lake Road, Spanish Ranch Road and Spanish Creek. 1106 Comment
  SBBG120148  Ceanothus arcuatus L. P. Janeway 2007-5-20 8981 Plumas top of Red Hill 1929 Comment
  CAS-BOT-BC47869  Ceanothus cordulatus Alice Eastwood 1927-6-15 14596 Plumas On road to Long Valley Comment
  UC1070987  Ceanothus cordulatus E. Nourse 1934-9-5 31 Plumas 2/5 mi n and 3/4 mi w Pilot Pk.; Downieville quad, Plumas National Forest 1828 Comment
  UCD150831  Ceanothus cuneatus J. Bisbee 2013-5-30 585 Plumas Plumas County, Summit of Red Hill. Near communications towers. 1890 Comment
  CAS-BOT-BC50730  Ceanothus integerrimus Walter Knight; Irja Knight; John Thomas Howell 1966-7-26 1585 Plumas Butterfly Botanical Area and Vicinity - Fern Glen 1112 Comment
  CAS-BOT-BC50772  Ceanothus integerrimus Lewis S. Rose 1967-7-10 67153 Plumas Butterfly Valley, 3 mi. w. of Keddie 1097 Comment
  OBI10462  Ceanothus integerrimus Lewis S. Rose 1966-7-27 66064 Plumas Butterfly Crk and Spanish crk; 1 mi S of Keddie 991 Comment
  UC1776758  Ceanothus integerrimus G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13241 Plumas Bull Run Creek off USFS 23N12E. 2000 Comment
  CDA9318  Ceanothus integerrimus var. macrothyrsus D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-2 6 .272 Plumas About 20 miles east of Oroville on edge of canyon oak forest along roadcuts. Mark 84 Comment
  RSA60128  Ceanothus integerrimus var. puberulus E. K. Balls 1950-9-4 15671 Plumas 2 miles from Feather River Ezperiment Station, Quincy, on roa to Snake Lake. 1159 Comment
  RSA60215  Ceanothus integerrimus var. puberulus E. K. Balls 1950-9-6 15690 Plumas 0.6 miles W of Spring Garden, betw Quincy and Portola, Hwy 24. 1220 Comment
  RSA60217  Ceanothus integerrimus var. puberulus E. K. Balls 1950-9-6 15691 Plumas 0.6 miles W of Spring Garden, betw Quincy and Portola, Hwy 24. 1220 Comment
  RSA74355  Ceanothus integerrimus var. puberulus Milo S. Baker 1952-5-26 12471 Plumas Back of Cottages on yellow Creek, Belden, Feather River Canyon Comment
  LA44875  Ceanothus jepsonii C. W. Hallis; 1928-6-30 sn Plumas Mt. Lassen National Forest, Drakesbad Comment
Read comments May 17 2021
  CAS-BOT-BC51159  Ceanothus lemmonii Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1967-5-8 1794 Plumas Butterfly Canyon 1066 Comment
  CAS-BOT-BC63335  Ceanothus prostratus Herbert L. Mason 1924-6-16 1046 Plumas Graeagle. 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
  UCD112649  Ceanothus prostratus B. Crampton 1954-5-10 1863 Plumas 1.5 miles northeast of Portola. 1524 Comment
  SBBG33989  Ceanothus prostratus var. prostratus L. S. Rose 1969-6-24 Plumas 5 mi W of Keddie, Butterfly Valley 1036 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
  UC1071483  Ceanothus velutinus E. Nourse 1934-9-4 26 Plumas 2 mi ssw Quincy; Plumas National Forest, Downieville Quadrangle 1676 Comment
  CAS-BOT-BC63182  Ceanothus velutinus var. velutinus Anna Head 1920-7-15 s.n. Plumas Above Lake Center Camp. Feather River region. 1981 Comment
  SEINET10473681  Centaurea cyanus Mary Susan Taylor 1982-6-24 Taylor 4751 Plumas T24N R9E ne/ne sec 15. Quincy quad. N side of ridge at entrance to Gansner Park from Hwy 70, Quincy. Open bare rdcut. 3500 ft. 1069 Comment
  CDA18992  Centaurea diffusa Jerry Hustafa 2000-9-14 PDR 1193561 Plumas Sierra Nevada; Along Hwy 70 right of way in the vicinity of Quincy. 0 Comment
  CAS-BOT-BC277043  Centaurea maculosa R. L. Swanson 1972-8-18 s.n. Plumas Quincy-La Porte County Road, approximately 1/2 mile north of the Middle Fork of the Feather River. [N. of Nelson Plant] Comment
  RSA59237  Centaurea solstitialis E. K. Balls 1950-8-31 15525 Plumas Hwy 24, 1 mile north of Spanish Creek, just north of Quincy. 1098 Comment
  CAS-BOT-BC388187  Cerastium fontanum Thomas H. Kearney 1944-8-14 49 Plumas Near Prattville, Lake Almanor Comment
  JEPS51364  Cerastium fontanum subsp. vulgare W. L. Jepson 1939-8-4 19334 Plumas Meadow Valley, Rock Creek 1219 Comment
  CAS-BOT-BC388355  Cerastium glomeratum Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1967-5-7 1870 Plumas Butterfly Botanical Area and Vicinity. West side of Butterfly Valley proper 1066 Comment
  CAS-BOT-BC276736  Chaenactis douglasii var. douglasii Alice Eastwood 1927-6-15 14615 Plumas On trail to Long Valley, United States Forest Reserve Comment
  CDA19233  Chaenactis douglasii var. douglasii G. D. Barbe, T. C. Fuller 1982-6-17 3832 Plumas Plumas National Forest; South shore, Frenchman Reservoir (Lake), 0.4 mi E of Frenchman Dam. 1706 Comment
  CHSC41398  Chaenactis douglasii var. douglasii Lowell Ahart 1986-7-8 5362 Plumas Near an open bare serpentine area, south of where the road crosses Onion Valley Creek, about 1 mile north-west of Pilot Peak, about 14 miles north-east of La Porte. 1920 Comment
  CHSC53031  Chaenactis douglasii var. douglasii L. P. Janeway 1989-6-23 3382 Plumas Plumas National Forest, Beckwourth Ranger District. Upper slope overlooking Crocker Mdw from the east. 1889 Comment
  CHSC57119  Chaenactis douglasii var. douglasii L. P. Janeway 1991-8-4 4133 Plumas Plumas National Forest. Along Beckwourth-to-Laufman Road (near district boundary) on the west side of Dixie Creek. 1676 Comment
  CHSC96993  Chaenactis douglasii var. douglasii L. P. Janeway; B. Castro 2007-6-23 9068 Plumas Northern High Sierra Nevada. Upper end of lower Thompson Valley 1.9 km north of Red Clover Creek, 10 m southwest of the creek channel. 1673 Comment
  JEPS104113  Chamaesaracha nana Lowell Ahart 2003-9-7 10559 Plumas On the e side of the dirt road, ca 50 yd n of the Pacific Crest Trail, on Bunker Hill Ridge, ca 1 mi (air) se of Pilot Peak, ca 9 mi (air) ne of La Porte. 2038 Comment
  RSA59811  Chamaesyce serpillifolia E. K. Balls 1950-9-14 15809 Plumas 6 miles northwest of Chester, North Fork Feather River. 1402 Comment
  CHSC113605  Chamaesyce serpillifolia subsp. serpillifolia Lowell Ahart 2014-9-9 19857 Plumas Below the high water line, sides of Sly Creek, Sly Creek Reservoir, about 7 miles (air) southwest of La Porte. 1069 Comment
  RSA794994  Chamaesyce serpillifolia subsp. serpillifolia L. Ahart, John Dittes 2009-9-7 16381 Plumas Below the high water line of Lake Almanor, about 2000 feet NW of lake Almanor Dam. 1591 Comment
  CHSC117444  Cheilanthes gracillima Lowell Ahart 2016-6-29 21060 Plumas On the east side of Table Mountain, about 2 miles (air) northwest of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir Dam. 1857 Comment
  RSA52893  Cheilanthes gracillima R. Weatherby 1950-8-11 1514 Plumas Mount Elwell, Lakes Basin area 2378 Comment
  UC399621  Cheilanthes gracillima C. C. Hall 1912-7-13 Plumas near Johnsville (Jameson Creek) Comment
  JEPS113589  Chenopodium album Lowell Ahart, Josephine Guardino 2007-7-20 14348 Plumas Parking area at the end of Long Point, northeast side of Lake Davis 1763 Comment
  JEPS113925  Chenopodium desiccatum W. and N. Harnach 2000-8-2 972 Plumas Sierra Valley 1.5 miles south of Highway 70 on A-23, 0.25 miles east of A-23. South of Beckwourth, CA (Sierra Valley Farms) Comment
  CDA7726  Chenopodium pumilio L. Ahart 2006-10-8 13413 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. Comment
  CHSC70249  Chimaphila menziesii B. CAStro; R. Zebell, R. Fallscheer 1989-8-2 350 Plumas Ca 3.5 air mi S of Bucks Lake, 50-100 ft W of USFS Rd 23N58. 1737 Comment
  UC1075731  Chimaphila menziesii Robert J. Weatherby 1955-7-21 1646 Plumas Bottle Springs near Middle Fork Feather R.; Bottle Springs 1615 Comment
  CHSC91805  Chimaphila umbellata G. F. Hrusa; S. Gamairi, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16294 Plumas Northern Sierra Nevada. Butterfly Valley Botanical Area: forest outside bog area. 1158 Comment
  CAS-BOT-BC452244  Chimaphila umbellata Robert J. Weatherby 1950-7-7 1448 Plumas Gansner Creek, Quincy 1219 Comment
  CAS-BOT-BC36255  Chrysolepis sempervirens Hans Leschke 1960-8-5 1676 Plumas Between Summit lake and Bear Lakes, Lassen Volcanic National Park 2133 Comment
  CDA10773  Chrysothamnus nauseosus subsp. albicaulis L. Ahart 2002-10-19 10003 Plumas On the south side of the dirt road, about 1/4 mile east of Humboldt Road, about 1 3/4 miles (air) northeast of Humboldt Summit. Comment
  CAS-BOT-BC279837  Cichorium intybus Frank J. Kirby 1958-7-1 1182 Plumas Near Greenville 914 Comment
  UCD130475  Cichorium intybus E. K. Balls 1950-9-14 15799 Plumas where Dixie Canyon run into Indian Creek. 1097 Comment
  JEPS28638  Cicuta douglasii George W. Gillett 1957-7-18 835 Plumas Lassen Volcanic National Park, at north end of Willow Lake Willow Lake; Lassen Volcanic National Park, Willow Lake 1658 Comment
  UCD127286  Cicuta douglasii R. Tofsrud 1948-7-20 s.n. Plumas Between Quincy and Quincy Junction. Comment
  CAS-BOT-BC190009  Cinna latifolia John Thomas Howell 1960-7-23 35961 Plumas Lassen Volcanic National Park. Drakesbad. Near Soda Spring. 1828 Comment
  JEPS102746  Cinna latifolia Lowell Ahart 2001-7-19 8951 Plumas On the sides of Hopkins Creek, about 100 yards SW of the East Branch of Hopkins Creek, about 1/2 mile (air) south of Turkey Town, about 2 1/2 miles (air) SE of Pilot Peak. 1828 Comment
  CHSC20992  Circaea alpina subsp. pacifica F. T. Griggs; A. Pass 1975-7-11 157 Plumas Buck's Lake. Comment
  CDA13368  Cirsium andersonii G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-15 13217 Plumas Sierra Nevada; at inter. of Hwy. 70 & Sloat Rd. approx. 3 m. E of Spring Garden. Comment
  CHSC67638  Cirsium arvense James D. Jokerst 1985-7-23 2533 Plumas NW bank of Indian Creek ca. 2 mi SW of Crescent Mills. 1066 Comment
  CAS-BOT-BC278028  Cirsium cymosum John Thomas Howell 1962-6-19 37847 Plumas The Buttes, n. Sierra Valley 1493 Comment
  CAS-BOT-BC278099  Cirsium douglasii var. breweri John Thomas Howell 1960-7-24 35988 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  CDA13572  Cirsium occidentale var. candidissimum G. F. Hrusa, B. Smith 1996-8-1 13483 Plumas Sierra Nevada; SW-facing slope on SW side of Little Long Valley Creek. approx. 1/2 m. N. of Hwy 70 about 15 m. E of Quincy. Comment
  CHSC37658  Cirsium occidentale var. candidissimum T. B. Devine 1981-8-28 761 Plumas On N side of Caribou Road; ca. 4 mi from junction with Hwy 70 along E Branch of the N Fork of Feather River. Comment
  UC1276070  Cirsium ochrocentrum var. ochrocentrum T. C. Fuller 1959-10-2 3230 Plumas 7.3 mi s Vinton (Loyalton-Vinton Rd. just n of co. line) Comment
  CAS-BOT-BC286445  Cirsium scariosum John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-25 54333 Plumas 2.8 miles north-northeast of Englemine on Diamond Mt. Road 1341 Comment
  CHSC79670  Cirsium scariosum B. Villegas 1999-7-8 Plumas Northern California, Sierra Nevada. Shoreline at Crystal Pt., Frenchman's Lake. Comment
  JEPS59201  Cirsium scariosum W. L. Jepson 1910-6-14 4128 Plumas Prattville 1310 Comment
  RSA59828  Cirsium vulgare E. K. Balls 1950-9-15 15845 Plumas North Fork Feather River, 6 miles northwest of Chester 1402 Comment
  CAS-BOT-BC285834  Cirsium vulgare L. W. Swift 1934-7-26 121 Plumas Plumas National Forest. Butterfly Valley proection plot #2 Comment
  CAS-BOT-BC439033  Cistanthe monosperma Helen K. Sharsmith 1955-6-28 4527 Plumas East Branch of North Fork of Feather River, near Pulga. 609 Comment
  CAS-BOT-BC228908  Cistanthe umbellata Robert J. Weatherby 1955-6-22 1540 Plumas Spanish Peak 2133 Comment
  CAS-BOT-BC228915  Cistanthe umbellata Mrs. H. C. Cantelow 1941-7-20 s.n. Plumas About 6 miles west of Johnsville on road from Mohawk Comment
  CAS-BOT-BC162586  Clarkia John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54245 Plumas About 3 miles southeast of Mt. Hough on the road to Quincy - Sierra Nevada 1737 Comment
  CDA38044  Clarkia mildrediae subsp. lutescens L. P. Janeway 2001-7-3 7255 Plumas Northern High Sierra Nevada.; Along Road 24N28 on nose of ridge between Four Water Creek and Bear Creek. Comment
  HSC96849  Clarkia mildrediae subsp. lutescens L. Ahart 2006-7-6 12920 Plumas About 100 yards N of the paved basalt Rd., about 4 mi. NW of Tamarack Flat, about 6 mi. NW of Little Grass Valley Reservoir 1651 Comment
  CHSC101495  Clarkia mildrediae subsp. mildrediae Samantha Mackey Hillaire 2008-4-9 1255 Plumas Plumas National Forest, Rock Creek area. Along powerlines and access roads. 2000-4000 ft. 914 Comment
  CHSC83710  Clarkia mildrediae subsp. mildrediae L. P. Janeway 2001-6-28 7239 Plumas High Cascade Range. East-facing slope of ridge overlooking North Fork Feather River and Caribou Road, about 2.6 km north of confluence of East Branch North Fork Feather River; along Road 26N26 3.4 km from Caribou Road. 1067 Comment
  LA206074  Clarkia mildrediae subsp. mildrediae Harlan Lewis; M. Lewis, Frank C. Vasek 1950-6-30 753 Plumas Hwy 24, 0.5 mi S of Bridge 9-04 area Feather River Comment
  RSA108403  Clarkia mildrediae subsp. mildrediae Harlan Lewis, M. Lewis, F. Vasek 1950-6-30 752 Plumas Hwy 24, 7.8 mi. S of Yellow Creek Bridge along Feather River Comment
  CHSC79778  Clarkia purpurea subsp. quadrivulnera G. F. Hrusa 1997-6-26 13887 Plumas Sierra Nevada. Approx. 1/4 mi N from USFS 23N22D terminus. 1400 Comment
  CAS-BOT-BC163850  Clarkia purpurea subsp. quadrivulnera A. A. Heller 1938-7-2 15234 Plumas Along the highway near the river bridge at Quincy 1097 Comment
  CAS-BOT-BC164927  Clarkia rhomboidea A. A. Heller; P. B. Kennedy 1907-7-4 8720 Plumas Ridge east of Red Clover Valley Comment
  SEINET10870532  Clarkia rhomboidea Leslie D. Gottlieb 1987-8-22 Gottlieb 8756 Plumas Rt. 70, Paxton Bridge; on slopes on north side of river. Specimen grown in Genetics Department greenhouse, UC Davis, Fall 1987 from seeds collected Aug 22, 1987. Comment
  UC354492  Clarkia rhomboidea David D. Keck 1928-6-15 444 Plumas 3 mi w Sloat 1310 Comment
  CDA14705  Clarkia stellata G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-24 3207 Plumas Mt. Hough-Crystal Lake Road 0.5 mile north of Taylor Creek Road (to Solomon Saddle). 1584 Comment
  RSA73357  Clarkia stellata F. W. Peirson 1926-6-21 6798 Plumas Open flat strip along shore of Lake Almanor. Comment
  CAS-BOT-BC451746  Claytonia lanceolata Lowell Ahart 1986-6-4 5325 Plumas 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-east of La Porte 1828 Comment
  UC1075705  Claytonia lanceolata Robert J. Weatherby 1955-6-22 1537 Plumas meadow just below Spanish Peak 2133 Comment
  SEINET10863161  Claytonia lanceolata Mary Susan Taylor, G. Rotta 1981-6-18 Taylor 3936 Plumas T25N R12E nw/se sec 34. Grizzly Valley quad. Snow ponds, SE side of Mt Ingalls, ca. 14 air mi N of Blairsden. 7300 ft elev. 2225 Comment
  CHSC57310  Claytonia lanceolata var. lanceolata L. P. Janeway 1991-5-28 3968 Plumas Plumas National Forest. Beckwourth Ranger District. Red Clover Compartment. South side of Poco Creek ca 1 1/2 mi est of Red Clover Creek (south side of road 25N05). 1719 Comment
  CHSC81401  Claytonia parviflora subsp. parviflora L. P. Janeway 1996-5-20 4974 Plumas Northern High Sierra Nevada. Soda Creek, along Road 25N22 200 ft northwest of Hwy 70 and East Branch North Fork Feather River. 890 Comment
  CHSC64830  Claytonia rubra subsp. rubra Vernon H. Oswald 1995-6-24 6906 Plumas E edge of Last Chance Marsh at the n end of Lake Almanor, paralleled by the road to Last Chance Campground (FS 28N11), 2.0 mi (odometer) n of Hwy. 36. Locally abundant in wet gravel near the road. 1371 Comment
  SEINET13405214  Collinsia parviflora C. Tanner 1999-1 s.n. Plumas Portola, area bounded by Plumas and Quincy Streets on N and S, Rock and Willow on E and W. 1484 Comment
  SEINET10832480  Collinsia rattanii Mary Susan Taylor 1982-5-25 Taylor 4523 Plumas T23N R11E ne/se sec 2. Mt Ingalls quad. Sloat burn; along n rdbk of 23n12 and uphill ca. 20 ft into McDermott Ravine, and ravine just e; ca. 1 mi ne of Sloat. 4600 ft. Jeffrey Pine Forest. 1402 Comment
  CHSC21191  Collinsia torreyi F. T. Griggs; A. Pass 1975-7-10 148 Plumas Buck's Lake Forest Service Survey. Comment
  UCSB18475  Collinsia torreyi Breedlove, Dennis 1962-6-12 Plumas In upper drainage of Middle Fork of Feather River; 1 mile southeast of Cromberg; Sierra Nevada 1341 Comment
  RSA166260  Collinsia torreyi H. Dearing, M. Dearing 1939-7-4 3833 Plumas Gold Lake. Comment
  CHSC46661  Collinsia torreyi var. wrightii Lowell Ahart 1989-7-7 6368 Plumas West of Bunker Hill Creek, about 1/2 mile north of the Bunker Hill Mine, about 12 miles north-east of La Porte. 1828 Comment
  CHSC97009  Collomia grandiflora B. Castro; Shannon Nielsen 2005-7-12 1491 Plumas Ca 13 air mi NE of town of Feather Falls and 1.5 air mi SE of the Middle Fork Feather River, on spine of Hartman Bar Ridge. Along USFS Rd 22N94, on E edge of road. Site is 0.3 rd mi S of jcn of the main (94) road with a side-road that goes to Hartman Bar Trailhead; more plts found at this jcn, also on roadside.. 1453 Comment
  UCR123997  Collomia grandiflora George K. Helmkamp, E. A. Helmkamp 2001-7-6 6855 Plumas Sierra Nevada Mountains, Calif. Hwy 89, ESE of Lake Almanor at Crescent Mills 976 Comment
  RSA59576  Collomia grandiflora Verne Grant, Alva Grant 1950-7-12 8935 Plumas Top of Red Mt. between Susanville and Taylorsville 2043 Comment
  SEINET10869744  Collomia heterophylla Mary Susan Taylor 1982-5-13 Taylor 4434 Plumas T24N R9E se/ne sec 15. Quincy quad. In Gansner Park, Quincy. 3400 ft. 1036 Comment
  CHSC58194  Collomia linearis Vernon H. Oswald; Lowell Ahart 1992-6-22 5008 Plumas Lassen Volcanic National Park. Willow Lake-Terminal Geyser Trail just W of Hot Springs Creek. 1658 Comment
  RSA71855  Collomia linearis F. W. Peirson 1926-6-21 6783 Plumas East slope of Sierra Nevada on Humboldt Road Comment
  JEPS115800  Collomia tinctoria Lowell Ahart, John Dittes, Josephine Guardino 2009-6-14 15852 Plumas Cut bank of Forest Road 27N01Y, about 1.3 miles (air) west of Lake Almanor Dam 1462 Comment
  JEPS96114  Collomia tinctoria Vernon H. Oswald and Lowell Ahart 1996-7-15 8036 Plumas E. side of Last Chance Marsh at n. end of Lake Almanor (ca. 1.4 mi. s. of Last Chance Campground, at streams & marshy meadow extending e. from rd. 29N11); High Cascade Range, , Last Chance Marsh 1371 Comment
  CAS-BOT-BC157364  Comarum palustre John Thomas Howell 1961-9-23 36842 Plumas Indian Valley 1082 Comment
  SEINET10474204  Conyza canadensis Mary Susan Taylor 1981-8-28 Taylor 4245 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
  CAS-BOT-BC286166  Conyza canadensis John Thomas Howell 1960-7-20 35775 Plumas Lassen Volcanic National Park. Boiling Springs Lake 1798 Comment
  UCD128403  Corallorhiza maculata Albert Grigarick 2012-7-8 328 Plumas Gray Eagle Trail. 1/4 mi NW of Grass Lake. 1930 Comment
  HSC22980  Corallorhiza maculata John Pratt 1970-6-29 51 Plumas 7 mi. E of Humboldt Summit Comment
  SEINET10470004  Corallorhiza maculata Lowell Ahart, Peter Ahart 1984-6-21 Ahart 4719 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
  RSA101512  Corallorhiza striata R. Weatherby 1955-7-4 1593 Plumas Across Rock Creek, 0.5 mile below Deane Valley, near Meadow Valley 1341 Comment
  CAS-BOT-BC133725  Corallorhiza trifida Bruce A. Sorrie; D. Beall; C. Vandervegt 1977-7-18 192 Plumas Field redacted by CAS, contact the data manager for more information Comment
  CHSC42097  Cordylanthus tenuis subsp. tenuis Lowell Ahart 1986-7-25 5377 Plumas About 1 1/2 miles west of Swamill Flat, about 4 1/2 miles west of Finger Board, about 7 miles north-west of Pilot Peak. 1767 Comment
  CHSC97280  Cordylanthus tenuis subsp. tenuis Lowell Ahart; John Dittes, Josephine Guardino 2007-8-10 14468 Plumas About 60 yards south of Beckwourth Gensee Road, there is a small quarry east of a poor road, the meadow and stream, about 2 miles (air) north of the north end of Lake Davis. 1761 Comment
  RSA246643  Cordylanthus tenuis subsp. tenuis Robert F. Thorne, Larry E. DeBuhr, C. W. Tilforth 1972-9-20 42353 Plumas Plumas National forest: Along Hwy. 70 two miles N of Quincy. 1098 Comment
  JEPS7000  Cordylanthus tenuis subsp. tenuis Rimo Bacigalupi and J. R. Sweeney 1953-8-31 4325 Plumas 4 mi n Quincy (near junction of road to Oakland Municipal Camp and Calif. Hwy 24) Comment
  CHSC101998  Cordylanthus tenuis subsp. viscidus L. P. Janeway; B. Castro 2009-8-29 9948 Plumas Northern High Sierra Nevada. At eastern end of Red Mountain, 0.6 km south of the Buckhorn survey monument; at junction of Road 23N69 and Road 23N36Y (to Martin Mine). 1881 Comment
  CHSC82132  Cordylanthus tenuis subsp. viscidus L. P. Janeway; B. Castro 2001-6-22 7371 Plumas Northern High Sierra Nevada. On low peak along ridge between Frenchman Hill and the northwest end of Red Mountain. 1798 Comment
  RSA0084760  Cordylanthus tenuis subsp. viscidus L. P. Janeway 2007-8-13 9177 Plumas Northern High Sierra Nevada. Frenchman Hill and western end of Red Mountain, near Road 23N69; above the head of Frazier Creek. 1786 Comment
  CHSC21092  Cornus nuttallii F. T. Griggs; A. Pass 1975-7-2 30 Plumas East of road. Buck's Lake Forest Service Survey. Comment
  POM147062  Cornus nuttallii Alice Eastwood 1927-06 14487 Plumas United States Forest Reserve, Forest Lodge, Greenville. Comment
  POM287807  Cornus nuttallii Mrs. R. M. Austin, C. C. Bruce, G. Austin 1908-04 652 Plumas Near Sierra Valley. 1372 Comment
  RSA397452  Cornus nuttallii Robert Gustafson 1984-5-15 2945 Plumas Butterfly Botanical area, ca. 7 miles northwest of Quincy, west of Hwy. 89. 1037 Comment
  CAS-BOT-BC210303  Cornus sericea Javier Penalosa 1962-6-19 2490 Plumas Hwy. 40-89, +- 6.2 mi SE of Quincy 1097 Comment
  CAS-BOT-BC210500  Cornus sericea subsp. occidentalis Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1967-5-7 1867 Plumas Butterfly Botanical Area and Vicinity. On east side across the creek of Butterfly Valley proper 1036 Comment
  CDA14226  Cornus sericea subsp. sericea G. F. Hrusa, T. D. Wilfred 1996-8-23 13531 Plumas Sierra Nevada; Upper Long Valley Creek below confluence with Bull Run Creek. 1 mi. E of Lava Peak, & 2 mi. NE of Cromwell townsite. Along old 12E19 pack trail, now largely unused in upper parts. 457 Comment
  CHSC21556  Cornus sericea subsp. sericea D. E. Brink Jr.; L. M. Mayer 1975-7-2 Plumas Bucks Lake Floristic Survey. Comment
  JEPS108581  Cornus sessilis L. P. Janeway 2005-9-4 8537 Plumas Northern High Sierra Nevada. Rock Creek at crossing of Road 24N04 ''Rock Creek Crossing.'' Along borders of bouldery streambed 1204 Comment
  CHSC21308  Corydalis caseana subsp. caseana F. T. Griggs; A. Pass 1975-7-8 107 Plumas Buck's Lake. Comment
  CHSC40915  Corydalis caseana subsp. caseana Lowell Ahart 1976-7-7 1162 Plumas By the edge of Cold Water Creek, east of the camp on Cold Water Creek, about 4 miles south of Grizzly Mtn. 1524 Comment
  CHSC88652  Corydalis caseana subsp. caseana B. Castro 1992-10-7 Plumas Plumas National Forest. Oak Dome, near Little Grizzly Creek, Road 23N73Y. 1676 Comment
  CAS-BOT-BC401872  Corydalis caseana subsp. caseana Robert J. Weatherby 1955-7-2 1578 Plumas Creek below Bear Ridge, near Taylor Lake 1981 Comment
  UC1713728  Corydalis caseana subsp. caseana J. G. Lemmon Plumas springs & streams from Sierra Valley to Big Meadow Comment
  CAS-BOT-BC169502  Corylus cornuta subsp. californica Henry A. Kloppenburg 1928-5-19 430 Plumas Belden. Plumas Forest 701 Comment
  CAS-BOT-BC290455  Crepis acuminata Anna Head 1921-7-9 s.n. Plumas Grassy L. Feather River Region 1920 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
  UCD169657  Crepis acuminata Lowell Ahart 2009-7-15 16098 Plumas About 2.3 miles (air) southeast of Butt Valley Reservoir Dam, on the south side of Forest Service Road 26N22, east of the power line. 1517 Comment
  UC581220  Crepis intermedia G. L. Stebbins Jr. and J. A. Jenkins 1937-7-9 2232 Plumas Red Rock; sw slopes and ridge crest, n of Engelmine Comment
  CHSC63113  Crepis occidentalis subsp. conjuncta Lowell Ahart 1994-6-29 7410 Plumas North of a poor logging road, about 1/2 mile south of Bucks Lake. 1828 Comment
  CAS-BOT-BC290853  Crepis pleurocarpa Anna Head 1921-8-18 s.n. Plumas Near Grassy Lake, Feather River Region Comment
  SEINET10938041  Crepis pleurocarpa Mary Susan Taylor 1981-8-25 Taylor 4242 Plumas California: T25N R7E sw1/4 of ne1/4 sec 11. Almanor SW quad. N side of 26N22F-Red Hill Rd, 1.9 mi S of its jct with 26N22 in Deadwood Canyon-Rich Gulch, ca. 6 air mi NE of Belden. Plumas County. 5300 ft. 1615 Comment
  JEPS115527  Crypsis alopecuroides Lowell Ahart 2009-9-7 16391 Plumas Below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam 1591 Comment
  UCD59815  Crypsis schoenoides John Thomas Howell 1959-9-26 35068 Plumas Feather River Canyon. Ca. 1.5 miles west of Belden. 682 Comment
  CAS-BOT-BC189304  Cryptantha Clare B. Hardham 1978-8-11 21782 Plumas About 5 miles SE of Thompson Peak Comment
  CDA15030  Cryptantha affinis G. F. Hrusa 1997-6-26 13897 Plumas Sierra Nevada; 2.5 mi. E of Spring Garden on Hwy 70, and 0.5 mi. S of Estray Ck. Comment
  CHSC89809  Cryptantha affinis G. Douglas Barbe; T. C. Fuller, J. T. Howell 1981-6-24 3209 Plumas Sierra Nevada. 0.5 mile north of Taylor Creek Road (to Solomon Saddle) junction, on Mt. Hough-Crystal Lake Road. 1584 Comment
  JEPS114425  Cryptantha affinis Lowell Ahart 2008-7-9 15061 Plumas Near seeps, on the east side of the good logging road , about 100 yards south of a small stream, north of the South Fork of the Feather River, about 1/2 mile southwest of the Feather Fork Mine, about 1 mile northeast of Little Grass Valley Reservoir 1645 Comment
  UC1084550  Cryptantha affinis Rimo Bacigalupi with Howard Whisler 1957-7-25 6033 Plumas 1 mi w Deadwood (Bucks Summit) (and about 1.75 mi e of w end of Bucks Lake, watershed of Bucks Creek); Bucks Creek 1645 Comment
  SEINET3840837  Cryptantha ambigua G. Douglas Barbe, Thomas C. Fuller 1982-6-17 3809 Plumas Plumas National Forest 1700 Comment
  SEINET10902871  Cryptantha echinella Mary Susan Taylor 1982-8-5 Taylor 4929 Plumas T25N R10E nw/se sec 8. Greenville SW quad. Mt Hough summit, ca. 7 air mi nne of Quincy. 7230 ft. 2204 Comment
  CDA41487  Cryptantha torreyana B. A. Smith, G. F. Hrusa 1996-7-15 s.n. Plumas Sierra Nevada; near summit of hill on E side of Rattlesnake Creek, 1/2 mi. S of Hwy 70, and approx. 15 mi. E of Quincy. 1584 Comment
  SD29279  Cryptantha torreyana W. I. Follett 1937-5-30 80 Plumas Rich Gulch 1175 Comment
  SD211566  Cryptantha torreyana Barbara Ertter 1988-7-25 7846 Plumas Diamond Mountains circa 12 airmiles South-Southwest of Susanville, Snoring Springs 1/2 mile North of Diamond Mount-Greenville-Red Rock junction. 1981 Comment
  SD27412  Cryptogramma acrostichoides Mrs. R. M. Austin 1879-1 Plumas Comment
  MACF019599  Cupressus Trudy R. Ericson 1975-9-18 406 Plumas Approx. 1/8 mi. east of Mud Lake which lies due south of end of logging road 2103 Comment
  SEINET10531423  Cupressus bakeri Mary Susan Taylor, M. Foster 1981-8-13 Taylor 4175 Plumas T26N R11E ne 1/4 sec 23. Genesse Valley quad. Open sagebrush area on top of hill N & NE side of W flank of Wheeler Peak Ridge, ca. 5 air mi N of Genesse. 6500 ft. 1981 Comment
  SEINET10866996  Cupressus bakeri Mary Susan Taylor 1981-8-3 Taylor 4151 Plumas T27N R11E ne 1/4 nw 1/4 sec 26. Kettle Rock quad. Along drainage east of Mud Lake, ca. 0.6 mi ne of Eisenheimer Peak, ca. 10 mi N of Genesse. Tertiary volcanic granite base. 6700 ft. 2042 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
  JEPS88222  Cuscuta californica Vernon H. Oswald and Lowell Ahart 1996-8-14 8150 Plumas NE of La Porte on the La Porte - Quincy Road 0.9 mi N of the road to Johnsville (0.9 mi N of the Sierra Co. 2 mi post); northern High Sierra Nevada 1889 Comment
  CHSC61727  Cuscuta californica var. breviflora Vernon H. Oswald; Lowell Ahart 1993-8-25 5874 Plumas Lassen Volcanic National Park. W side of the North Fork of Rice Creek in the S unit of Twin Meadows, ca. 0.5 mi N of the S boundary of the park. 2057 Comment
  SEINET10496610  Cuscuta campestris Mary Susan Taylor, H. Swanson 1982-8-11 Taylor 4971 Plumas T22N R11E nw/nw sec 34. Sierra City NW qud. Along n side of Jamison Creek Rd (507), on cliffs, ca. 1 mi w of Plumas -Eureka State Park, ca. 3 mi sw of Johnsville. 5900 ft. 1798 Comment
  CDA39975  Cuscuta subinclusa L. Ahart, John Dittes 2006-9-21 13342 Plumas On the south side of Bucks Lake Road, south of the spring at Bucks Summit, about 3 miles northeast of Bucks Lake. Comment
  UC124431  Cuscuta subinclusa Mrs. R. M. Austin Jul 1896 492 Plumas Lassens Peak Comment
  CDA20587  Cuscuta subinclusa C. Markmann 2005-9-18 PDR 1340390 Plumas Sierra Nevada; Plumas-Eureka State Park. 0 Comment
  UCD126350  Cuscuta subinclusa James I. Mallory 1967-8-15 277 Plumas Gibsonville Ridge; Plumas National Forest. 1798 Comment
  CDA13932  Cynoglossum occidentale G. F. Hrusa, T. D. Wilfred 1997-5-3 13857 Plumas Sierra Nevada; 1/2 mi. NE of intersection of Hwy 70 and Rattlesnake Creek Rd (to N; USFS 508)/and Sloat Rd. (to S). Comment
  CAS-BOT-BC114124  Cyperus squarrosus Lowell Ahart 1981-9-6 3085 Plumas 1 1/2 mi SW of Crescent Mills. 1200 Comment
  CAS-BOT-BC133731  Cypripedium californicum Lee W. Lenz 1954-6-8 19136 Plumas Field redacted by CAS, contact the data manager for more information Comment
  CAS-BOT-BC133732  Cypripedium californicum M. S. Taylor 1982-6-14 4668 Plumas Field redacted by CAS, contact the data manager for more information 853 Comment
  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
  CHSC100346  Cystopteris fragilis Lowell Ahart 2008-7-16 15090 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
  UC399288  Cystopteris fragilis Mrs. R. M. Austin July, 1879 307 Plumas Mt. Dyer Comment
  CDA12112  Dactylis glomerata G. F. Hrusa, J. Dinsdale 1989-6-25 7194 Plumas Sierra Nevada; N side of Bucks Lake. Comment
  CHSC102379  Dactylis glomerata Lowell Ahart; John Dittes, Josephine Guardino 2009-7-22 16132 Plumas On the west side of Forest Service Road 27N92K, east side of Long Valley, about 3.5 miles (air) west-southwest of Greenville, about 5.2 miles (air) southeast of Lake Almanor Dam. 1606 Comment
  POM119131  Damasonium californicum Marcus E. Jones 1897-7-5 s.n. Plumas Prattville. 1372 Comment
  CAS-BOT-BC445529  Damasonium californicum Fred Sommers 1976-6-7 122 Plumas Along Dyson Lane 300 m. west of metal bridge. Sierra Valley Marsh. 1524 Comment
  CAS-BOT-BC186626  Danthonia californica Lowell Ahart 1979-7-18 s.n. Plumas Ca. 2 mi NW of Pilot Pk. 1800 Comment
  CAS-BOT-BC189665  Danthonia californica David D. Keck 1944-7-8 5431 Plumas Sierra Nevada. 5 miles north of Quincy, on road to Keddie. 1005 Comment
  CHSC82456  Danthonia californica var. californica Lowell Ahart; John Dittes, Josephine Guardino 2002-7-2 9818 Plumas On the bottom of the water holding pond, about 150 yards north of Forest Road 22N94, on Hartman Bar Ridge, about 1 mile (air) southwest of Franklin Hill, about 4 1/2 miles (air) northwest of Tamarack Flat, about 9 miles (air) northwest of La Porte. 1597 Comment
  JEPS103524  Danthonia californica var. californica Lowell Ahart 2002-7-2 9818 Plumas On the bottom of the water holding pond, ca 150 yards N of Forest Road 22N94, on Hartman Bar Ridge, ca 1 mile (air) SW of Franklin Hill, ca 4 1/2 miles (air) NW of Tamarack Flat, ca 9 miles (air) NW of La Porte. 1597 Comment
  RSA699248  Danthonia californica var. californica L. Ahart, John Dittes, Josephine Guardino 2004-6-6 11006 Plumas near a very small flat drainage, on the east side of the logging road, about 3 miles (air) south of Lower Taylor Rock, about 7 miles (air) northeast of Quincy. 1345 Comment
  CAS-BOT-BC192344  Danthonia unispicata A. A. Heller; P. B. Kennedy 1907-7-3 8705 Plumas Hills above Red Clover Valley Comment
  CAS-BOT-BC76204  Darlingtonia californica Mary Strong Clemens 1920-6-22 s.n. Plumas Quincy. Comment
  HSC101697  Darlingtonia californica Dillon North Davis 2013-5-22 1 Plumas 3.4 miles south on FS Road 25N17 from intersection with Highway 70 1280 Comment
Read comments Jun 29 2016
  RSA169469  Darlingtonia californica L. S. Rose 1963-6-3 s.n. Plumas Butterfly Valley, 2 miles W of Keddie. 1189 Comment
  UC115308  Darlingtonia californica Mrs. R. M. Austin 1874-5 306 Plumas Cold Springs Butterfly Valley Comment
  RSA0021441  Darlingtonia californica Dorothy Davis 1923-08 s.n. Plumas Near Feather River 1829 Comment
  RSA468320  Darmera peltata Christopher Davidson 1975-6-7 2743 Plumas Ca 3 mile E of Quincy on Hwy 70-89. Greenhorn Creek. 1120 Comment
  JEPS113920  Delphinium William Harnach 2006-5-29 1228 Plumas Sierra Valley 0.5 miles south of Hwy 70, on A-23, west at R/R crossing, then 1.5 miles along road. Comment
  CAS-BOT-BC8921  Delphinium depauperatum Walter Knight; Irja Knight; John Thomas Howell; Gordon H. True 1967-6-12 1943 Plumas Fern Glen, Butterfly Botanical Area. 1097 Comment
  RSA0091379  Delphinium depauperatum Bonnie C. Templeton 1968-1 11300 Plumas [No location data on label. Possibly Trinity County.] Comment
  JEPS87747  Delphinium gracilentum Lowell Ahart 1994-6-15 7336 Plumas near intersection of Lumpkin Ridge Rd and rd to Tamarack Flat (about 200 yds e of a logging road, about 1 air mi w of Little Grass Valley Reservoir) 1767 Comment
  CHSC1450  Delphinium nudicaule R. Carter 1964-5-16 87 Plumas Feather R. ca. 1/4 mi. up E. side of Pauls Creek. 670 Comment
  UC54275  Delphinium nudicaule H. M. Hall and E. B. Babcock July 1903 4457 Plumas Red Clover Creek Sierra Nevada Mountains 1676 Comment
  POM160304  Delphinium nudicaule J. G. Lemmon 1889-5-28 s.n. Plumas Mahawk Valley Comment
  SEINET12092486  Delphinium nudicaule Austui n d s.n. Plumas no further locality Comment
  CAS-BOT-BC116075  Delphinium nuttallianum Anna Head 1921-7-1 s.n. Plumas Near Gold Lake, Feather River Region Comment
  POM220717  Delphinium nuttallianum M. Canby 1929-5-12 161 Plumas 15 miles W of Portola Comment
  RSA0037158  Delphinium nuttallianum G. D. Barbe, T. C. Fuller, John Thomas Howell 1981-6-26 3361 Plumas 0.3 mile southwest of Buck Summit, meadow southeast of the road formed by Bucks Creek. 1645 Comment
  UC118562  Delphinium nuttallianum Mrs. R. M. Austin Aug. 1896 446 Plumas Big Meadows Comment
  UC726274  Delphinium nuttallianum A. A. Heller 1940-5-22 15660 Plumas near Feather River; Chester Comment
  CAS-BOT-BC192434  Deschampsia cespitosa subsp. cespitosa A. A. Heller; P. B. Kennedy 1907-7-9 8790 Plumas Prattville Comment
  JEPS76239  Deschampsia cespitosa subsp. cespitosa W. L. Jepson 1939-8-14 19418 Plumas Willow Creek 1828 Comment
  POM365010  Deschampsia cespitosa subsp. cespitosa A. A. Beetle 1941-6-28 2771 Plumas West side of Lake Almanor Comment
  CAS-BOT-BC198155  Deschampsia danthonioides John Thomas Howell; Walter Knight; Irja Knight; Gordon True 1969-6-24 2641 Plumas Valley Proper - Butterfly Botanical Area and Vicinity 1036 Comment
  CHSC101863  Deschampsia danthonioides Lowell Ahart; John Dittes, Josephine Guardino 2009-6-15 15897 Plumas About 200 yards northwest of Lake Almanor Dam, depressions in mined over area. 1421 Comment
  CHSC53723  Deschampsia danthonioides L. P. Janeway 1989-7-7 3462 Plumas Plumas National Forest. Near to Lava Spring, just off the NE side of Red Clover Valley. Along edge of a meadow below the spring. 1737 Comment
  CHSC97615  Deschampsia danthonioides Lowell Ahart; John Dittes 2007-6-16 14096 Plumas On dry bare soil, graded road gutter, east of the small stream, on the south side of of County Road 111 (Beckwourth Gensee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1647 Comment
  RSA88584  Deschampsia danthonioides L. S. Rose 1954-5-30 54064 Plumas Johnsville 1601 Comment
  CDA13356  Deschampsia elongata G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-15 13205 Plumas Sierra Nevada; Occasional bunching perennial in low gravelly +- disturbed drainage within coniferous understory. 2.5 m E of Spring Garden on Hwy 70, and 0.5 m. S of Estray Ck. Comment
  CHSC24275  Deschampsia elongata K. R. Stern 1975-7-24 Plumas SW side of Lake Almanor. Comment
  CHSC76155  Deschampsia elongata G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-24 3222 Plumas Rhinehart Meadow, Mt. Hough-Crystal Lake Road 1.0 mile south of China Grade Road (to Taylorsville). 1676 Comment
  CHSC97110  Deschampsia elongata Lowell Ahart; Josephine Guardino 2007-7-21 14382 Plumas Sides of a small drying stream, about 60 yards south of the Beckwourth Taylorsville Road, south of the intersection with Forest Road 25N41Y, about 2 1/4 miles (air) northwest of the most northwest part of Lake Davis. 1799 Comment
  JEPS114928  Deschampsia elongata Lowell Ahart 2008-7-16 15093 Plumas Northwest edge of a small meadow (swamp) about 150 yards north of the paved road, about 1/4 mile west of the bridge where the South Fork of the Feather River flows into little Grass Valley Reservoir, about 2 1/2 miles (air) north of La Porte 1597 Comment
  SBBG128585  Deschampsia elongata L. Ahart 2008-9-10 15369 Plumas bottom of E Branch Crk, on E side of Quincy La Porte Rd, ca. 1 3/4 mi (air) S of Little Grass Valley Resservoir, ca. 1 mi NE of La Porte 1593 Comment
  CHSC88004  Descurainia incisa subsp. incisa Lowell Ahart; John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11164 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
  CAS-BOT-BC43258  Descurainia pinnata subsp. glabra Elmer I. Applegate 1934-5-3 8920 Plumas South end of Secret Valley. Comment
  CHSC21559  Dicentra formosa D. E. Brink Jr.; L. M. Mayer 1975-7-3 Plumas Found in the middle of the section. Comment
  UC1126522  Dicentra formosa F. W. Embree 1934-6-6 68 Plumas s slope Bucks Mountain; Plumas National Forest, Bidwell Bar Quad. 1524 Comment
  CAS-BOT-BC402458  Dicentra formosa subsp. formosa Mrs. E. C. Van Dyke 1931-6-13 s.n. Plumas Kelly Camp, Mt. Lassen Nat'l. Park Comment
  RSA104170  Dicentra formosa subsp. formosa R. M. Austin 1876-1 s.n. Plumas [No location data on label] Comment
  CAS-BOT-BC402604  Dicentra uniflora Mary Strong Clemens 1920-5-28 s.n. Plumas Crystal Lake Comment
  RSA101444  Dicentra uniflora R. Weatherby 1955-6-21 1535 Plumas Meadow below Spanish Peak lookout 2134 Comment
  CAS-BOT-BC246542  Dichanthelium acuminatum subsp. fasciculatum Beecher Crampton 1964-8-25 7164 a Plumas Lassen National Park, Drakesbad, 1/8 mile south of guest houses, slope above Hot Springs Creek, edge of warm water from hot springs 1676 Comment
  RSA184938  Dichanthelium acuminatum var. fasciculatum L. S. Rose 1966-7-27 66070 Plumas Butterfly Valley, 3 miles w. of Keddie 1067 Comment
  CAS-BOT-BC502163  Dichelostemma congestum John Thomas Howell 1960-7-22 35928 Plumas Near Devil's Kitchen, near Drakesbad; Lassen Volcanic National Park 1828 Comment
  UC333374  Dichelostemma multiflorum unknown Jun 1889 Plumas Mohawk Valley Comment
  CHSC59902  Dieteria canescens var. canescens L. P. Janeway; Laurie Lamm 1992-7-28 4280 Plumas Plumas National Forest. 1.25 mi north-northeast of Dotta Saddle, 2 mi northwest of Reconnaissance Peak; ca 9 mi northeast of Portola. 2072 Comment
  SJSU13906  Dieteria canescens var. canescens N. A. Hopkins 1986-6-24 1371 Plumas lower end of Red Clover Valley, 8 miles N of Beckwourth on Beckwourth-Genesee Road 1524 Comment
  OBI16988  Dieteria canescens var. shastensis Carl B. Wolf 1937-9-5 Plumas Northern Sierra Nevada, Lake Almanor to Westwood at Lassen Co line Comment
  CAS-BOT-BC151747  Diplacus kelloggii Wayne Dakan 1979-1-1 s.n. Plumas N fork of Feather River - Sierra Nevada Comment
  CAS-BOT-BC151816  Diplacus mephiticus John Thomas Howell 1951-6-29 27753 Plumas Feather River Canyon 548 Comment
  CAS-BOT-BC151823  Diplacus mephiticus Lowell Ahart 1986-7-25 5379 Plumas Along a side road, north of Cleghorn Bar Road, about 1 3/4 miles northwest of Finger Board, about 4 1/4 miles northwest of Pilot Peak 1828 Comment
  CHSC117562  Diplacus mephiticus Lowell Ahart 2016-7-9 21090 Plumas Top and on the east side Table Mountain, about 2 miles (air) northwest of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir Dam. 1857 Comment
  CHSC53174  Diplacus mephiticus L. P. Janeway 1989-4-9 3276 Plumas Forest along southwest side of Red Clover Valley. Plumas National Forest. 1691 Comment
  SJSU14322  Diplacus mephiticus N. A. Hopkins 1989-6-7 1526 Plumas c. 0.75 mi E of Dixie Valley 1920 Comment
  CAS-BOT-BC153951  Diplacus pygmaeus Wayne Dakan 1978-5-24 s.n. Plumas Ca. 1/2 mile west of north edge of Almanor (probably near Hwy 89) 1389 Comment
  CHSC20825  Diplacus torreyi K. R. Stern 1975-7-25 5836 Plumas N shore of Lake Almanor. 1371 Comment
  SEINET14196670  Diplacus torreyi A. A. Heller, P. B. Kennedy 1907-7-11 8819 Plumas Prattville. Comment
  CAS-BOT-BC151689  Diplacus torreyi Mrs. E. C. Sutliffe 1927-6-1 s.n. Plumas Drakesbad, Lassen National Park Comment
  RSA101433  Dodecatheon alpinum R. Weatherby 1955-6-26 1561 Plumas Near Lakes Ranger Station, Lakes Basin. 1982 Comment
  RSA101510  Dodecatheon conjugens R. Weatherby 1955-7-2 1595 Plumas Pine Creek near Argentine Rock Lookout. 2134 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
  UCD94978  Downingia bacigalupii Michael A. Vincent 1999-6-7 8539 Plumas Plumas National Forest; Beckwourth Ranger District. Along Rt. 23, just south of Rt. 70, southwest of Beckwourth. Comment
  UC579512  Downingia bicornuta var. bicornuta E. Sawyer 1935-6-11 98 Plumas 4.75 mi se East Butte, Sierra County 1493 Comment
  CAS-BOT-BC41392  Draba verna Walter Knight; Irja Knight; John Thomas Howell; Gordon H. True 1967-5-8 1788 Plumas Butterly Botanical Area and Vicinity. Mouth of Butterfly Creek. 883 Comment
  UCD119193  Draperia systyla Lewis S. Rose 1967-7-19 67141 Plumas Cresta, North Fork, Feather River. 762 Comment
  UCD99506  Drosera anglica Barry Rice 2004-8-24 BR 040804 Plumas at Willow Lake. Comment
  CAS-BOT-BC401583  Drosera rotundifolia Malcom A. Nobs; S. Galen Smith 1949-8-19 1446 Plumas At Butterfly Valley Comment
  CHSC92964  Drosera rotundifolia L. P. Janeway; B. Castro 2005-9-11 8544 Plumas Northern High Sierra Nevada. Middle of the fen ab ... Field redacted by CHSC, contact the data manager for more information 1893 Comment
  JEPS84394  Drosera rotundifolia V. Oswald and W. Dempsey 1989-8-24 3967 Plumas ca 13 air mi s Chester; Humbug Valley, Big Springs 1316 Comment
  UCD119084  Drosera rotundifolia Barry Rice 21Jul 2011 BR 110712 Plumas location unknown. 1590 Comment
  JEPS34396  Drosera rotundifolia Rimo Bacigalupi and P. C. Hutchison, J. K. Wright 1963-6-1 8872 Plumas in hanging bog above and nw Butterfly Valley (ca 1.5 mi w of Keddie) 1158 Comment
  RSA0011664  Drosera rotundifolia R. F. Thorne, Larry E. DeBuhr, C. W. Tilforth, K. Thorne 1972-9-20 42349 Plumas Butterfly Valley Botanic Area: Partly in Plumas Nat'l Forest; near Darlingtonia Bog. 1174 Comment
  JEPS48883  Drymocallis glandulosa var. reflexa Esther C. Fritz 1933-1 Plumas Schneider Meadow 1188 Comment
  CAS-BOT-BC159304  Drymocallis lactea var. lactea Ella Dales Cantelow 1939-5-20 4318 Plumas Indian Valley, S.E. of Prattville Comment
  CHSC44258  Dulichium arundinaceum Vernon Oswald 1988-7-19 3602 Plumas Willow Lake located se of Drakesbad just s of the boundary of Lassen Volcanic National Park. 1676 Comment
  RSA0035342  Dysphania botrys Lowell Ahart 2012-9-5 18447 Plumas Road edge where the County Road crosses the South Fork of the Feather River, about 1 mile (air) southeast of Pilot Peak, abou 8 1/4 miles (air) northwest of La Porte. 1828 Comment
  CHSC69526  Echinochloa colona Lowell Ahart 1997-9-11 7898 Plumas On the west edge of Caribou Road, on the west side of the North Fork of the Feather River, about 1/8 mile south of Mosquito Creek, about 5 miles (air) northeast of Belden. 792 Comment
  JEPS122116  Elatine Lowell Ahart 2014-8-26 19764 Plumas South side of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. Comment
  SEINET10479913  Elatine Lowell Ahart 1985-7-11 Ahart 5122 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
  CHSC81114  Elatine heterandra Lowell Ahart 2001-8-28 9206 Plumas Strand of Lake Almanor, west of the intersection of the dirt road to Last Chance Marsh and the poor dirt road that goes south along Lake Almanor to the causeway of Highway 36, about 3/4 mile northeast of Chester. 1371 Comment
  RSA518793  Elatine triandra Barbara Ertter 1988-10-21 8001 Plumas Lake Almanor, E end of causeway ca 1.5 mi E of Chester on Hwy 36. 1341 Comment
  JEPS102721  Eleocharis acicularis Lowell Ahart 2001-10-8 9322 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
  SEINET11750486  Eleocharis acicularis Unknown 1985-1 5125 Plumas Little Grass Valley Reservoir, where South Fork Feather River flows in lake ca 4.25 mi NE of LaPorte 1585 Comment
  SEINET11750487  Eleocharis acicularis Unknown 1985-1 5137 Plumas Little Grass Valley Reservoir, where South Fork Feather River flows in lake ca 4.25 mi NE of LaPorte 1585 Comment
  SJSU14025  Eleocharis acicularis N. A. Hopkins 1988-8-29 1474 Plumas Antelope Lake Reservoir 1524 Comment
  RSA32329  Eleocharis acicularis var. acicularis Clarence R. Quick 1945-7-20 4568 Plumas U.S.F.S. fenced pasture, Deane s Valley, southeast of Meadow Valley Comment
  CAS-BOT-BC113501  Eleocharis bella A. A. Heller; P. B. Kennedy 1907-7-3 8693 Plumas Red Clover valley Comment
  CAS-BOT-BC113502  Eleocharis bella Robert J. Weatherby 1950-7-28 1491 Plumas Muddy islands in marsh, north edge of Taylorsville. 1097 Comment
  CHSC81833  Eleocharis engelmannii Lowell Ahart 2001-10-16 9376 Plumas On the north side of a bank and a small stream, on the northwest side of Round Valley Reservoir, about 2 1/2 miles southwest of Greenville. 1363 Comment
  CAS-BOT-BC113391  Eleocharis engelmannii Walter Knight; Irja Knight 1966-6-18 1335 Plumas In meadow near pond, Butterfly Valley. 1097 Comment
  CDA33185  Eleocharis engelmannii L. Ahart 2001-8-28 9197 Plumas Strand of Lake Almanor, west of the intersection of the dirt road to Last Chance Marsh and the poor dirt road that goes south along Lake Almanor to the causeway of Highway 36, about 3/4 mile northeast of Chester Comment
  JEPS115128  Eleocharis macrostachya Lowell Ahart, John Dittes, Josephine Guardino 2009-7-29 16229 Plumas On dry bare soil, below the high water line of Lake Almanor, 1,849 feet northwest of Lake Almanor Dam 1591 Comment
  UC698594  Eleocharis macrostachya Dorothy E. Beetle 1941-6-28 59 Plumas Lake Almanor, NW corner of 975 Comment
  RSA59243  Eleocharis obtusa var. engelmannii E. K. Balls 1950-8-31 15546 Plumas Spanish Creek off Hwy 24, just N of Quincy. 1067 Comment
  UC1028653  Eleocharis quinqueflora Robert J. Weatherby 1955-6-26 1545 Plumas Mud Lake, Lakes Basin area Comment
  CAS-BOT-BC112059  Eleocharis quinqueflora John Thomas Howell; Harvey Keith Wagnon 1980-5-27 53613 Plumas 1 mile west of Almanor 1386 Comment
  CHSC81419  Eleocharis torticulmis Lowell Ahart 2001-9-18 9277 Plumas South of the Darlingtonia Bog and east of the dirt road, north of the Jeep Road to the pond, about 100 yards northwest of the pond, Butterfly Valley, about 5 miles (air) northwest of Quincy. 1104 Comment
  SEINET3153457  Eleocharis torticulmis L. P. Janeway, B. Castro 2000-7-3 6876 Plumas Northern High Sierra Nevada; head of small drainage to East Branch North Fork Feather River from the southeast, vicinity of Paxton; about 1.1 km north of Butterfly Valley Botanical Area 1189 Comment
  JEPS113649  Elymus elymoides subsp. californicus Lowell Ahart, John Dittes 2007-6-16 14143 Plumas West of a small stream, about 200 yards south of County Road 111 (Beckwourth Genesee Road), 20 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis 1647 Comment
  UC1133006  Elymus elymoides subsp. elymoides G. T. Nordstrom 1934-7-20 237 Plumas 2.4 mi se Chaparral Hill; Plumas National Forest, Bidwell Bar Quadrangle Comment
Read comments Aug 28 2015
  JEPS121764  Elymus elymoides var. brevifolius B. Castro and L. P. Janeway 2009-8-29 1800 D Plumas Northern High Sierra Nevada. At eastern end of Red Mountain, 0.13 mi S of the Buckhorn survey monument; 0.2 mi upslope of the jcn of USFS Rd 23N69 and Rd 23N36Y ( to Martin Mine). Comment
  SEINET10554337  Elymus glaucus John Thomas Howell 1975-7-22 Howell 51373 Plumas In the Transition Life Zone, 2 miles northwest of Spring Garden. In woods adjacent to but not on serpentine. 1173 Comment
  CAS-BOT-BC206506  Elymus glaucus subsp. glaucus John Thomas Howell 1960-7-18 35598 Plumas Drakesbad, meadow near bath house - Lassen Volcanic National Park 1828 Comment
  CAS-BOT-BC213821  Elymus repens John Thomas Howell 1976-7-15 51832 Plumas Quincy - Sierra Nevada 1051 Comment
  CAS-BOT-BC204405  Elymus trachycaulus subsp. trachycaulus Lewis S. Rose 1968-6-10 68095 Plumas Quincy 1036 Comment
  CAS-BOT-BC204410  Elymus trachycaulus subsp. trachycaulus John Thomas Howell 1951-6-27 27566 Plumas Johnsville 1584 Comment
  CHSC92191  Elytrigia intermedia subsp. intermedia Lowell Ahart; John Dittes 2005-9-20 12459 Plumas On the south side of Forest Road 27N34, about 1 mile northeast of Eisenheimer Peak, about 3/4 mile south of Wilcox Valley. 1984 Comment
  NY70798  Ephedra viridis M. E. P. Ames s.n. Plumas Comment
  CAS-BOT-BC171717  Epilobium canum subsp. latifolium E. K. Balls 1950-9-5 15674 Plumas 1 mile off Hwy 24, La Porte road between Quincy and Ramelli, Thompson Valley 1158 Comment
  RSA121166  Epilobium canum subsp. latifolium C. G. Albertus 1935-7-20 207 Plumas 1.5 miles S.W. of Lava Peak. 1311 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
  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
  CHSC40591  Epilobium ciliatum subsp. ciliatum Lowell Ahart 1985-9-26 5184 Plumas Below the high water line of Little Grass Valley Reservoir, where Black Rock Creek flows into the lake, about 4 miles north-west of La Porte. 1584 Comment
  CHSC81386  Epilobium ciliatum subsp. ciliatum Lowell Ahart 2001-9-18 9285 Plumas Near the edge of Freeman Creek, on the strand of Lake Davis. 1761 Comment
  JEPS122326  Epilobium ciliatum subsp. ciliatum Lowell Ahart 2014-9-9 19849 Plumas Below the high water line, on the sides of Sly Creek, Sly Creek Reservoir, about 7 miles (air) southwest of La Porte. Comment
  JEPS28613  Epilobium ciliatum subsp. ciliatum George W. Gillett 1957-7-17 798 Plumas moist gully running into stream flowing from Little Willow Lake into Willow Lake; Lassen Volcanic National Park 1767 Comment
  JEPS108979  Epilobium ciliatum subsp. glandulosum Lowell Ahart 2006-10-8 13396 Plumas On the west bank of Chips Creek, just south 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
  CHSC115212  Epilobium densiflorum Lowell Ahart 2015-6-7 20221 Plumas West side of the dirt road, Lava Top, about 2 1/4 miles (air) north of the bridge across Fall River, about one mile southeast of Cascade, about 7 miles (air) northeast of Feather Falls, about 10 mile (air) west of La Porte. 1411 Comment
  CHSC97105  Epilobium densiflorum Lowell Ahart; Josephine Guardino 2007-7-21 14383 Plumas Sides of a small drying stream, about 60 yards south of the Beckwourth Taylorsville Road, south of the intersection with Forest Road 25N41Y, about 2 1/4 miles (air) northwest of the most northwest part of Lake Davis. 1799 Comment
  JEPS124094  Epilobium densiflorum Lowell Ahart 2015-6-7 20221 Plumas Lava Top, about 2 1/4 miles (air) north of the bridge across Fall River, about one mile southeast of Cascade, about 7 miles (air) northeast of Feather Falls, about 10 miles (air) west of La Porte. Comment
  SEINET12867922  Epilobium densiflorum A. Kowal, S. Batiuk 2011-9-1 NV 030 -635 Plumas Near administrative Office at Grizzly Creek Ranch. 1504 Comment
  CHSC113851  Epilobium glaberrimum subsp. glaberrimum Lowell Ahart 2014-8-24 19796 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
  CHSC21283  Epilobium glaberrimum subsp. glaberrimum F. T. Griggs; A. Pass 1975-8-2 293 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
  RSA123114  Epilobium glaberrimum subsp. glaberrimum B. O. Schreiber 1938-7-10 2533 Plumas Grub Flat, northwest of Meadow Valley 1067 Comment
  CHSC112563  Epilobium hallianum B. Castro; L. P. Janeway 2007-6-8 1630 Plumas Northern High Sierra Nevada. W side of lower Thompson Valley ca 1 mi N of the mouth of McReynolds Creek at Red Clover Creek. W side of Thompson Creek 600 ft below edge of open Ponderosa-Jeffrey pine forest. 1668 Comment
  UCD106480  Epilobium hallianum Dean W. Taylor 1976-7-9 6188 Plumas About 1 mile north of Humboldt summit. 1798 Comment
  CAS-BOT-BC56997  Equisetum arvense John Thomas Howell 1961-6-21 36631 Plumas Greenville 1097 Comment
  CAS-BOT-BC57003  Equisetum arvense John Thomas Howell; Gordon H. True 1967-7-9 43257 Plumas North Fork of Feather River 4.3 miles southwest of Caribou 792 Comment
  CHSC101460  Eremogone cliftonii L. P. Janeway; Duryea Delacrois, Dorothy Kieffer 2009-6-30 9832 Plumas Northern High Sierra Nevada. Top of ridge 1.9 air km northwest of and overlooking Middle Fork Feather River between Pigtail Ravine and Hunters Ravine. 1640 Comment
  CHSC21716  Eremogone cliftonii F. T. Griggs; A. Pass 1975-7-8 120 Plumas Buck's Lake Forest Service Survey. Comment
Read comments Jul 8 2014
  UCSB63565  Eremogone congesta Jokerst, James 1985-6-10 Plumas Indian Creek Small Hydro Survey; adjacent to Indian Creek; 400 m. S of Hwy. 70; ca. 2 mi. SW of Cresent: T26N R9E SW1/4 SW1/4 Sect. 25 Comment
  CAS-BOT-BC174210  Eremogone congesta var. congesta John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-23 54129 Plumas At Round Valley Reservoir dam 1371 Comment
  CHSC89522  Eremogone congesta var. suffrutescens G. D. Barbe; T. C. Fuller 1982-6-17 3826 Plumas Northern California. Plumas National Forest. South shore of Frenchman Reservoir (lake), 0.4 mi E of Frenchman Dam. [Lat./long. on label is '39 54 N; 120 11 W']. 1706 Comment
  CAS-BOT-BC174389  Eremogone macradenia var. macradenia Alice A. Ackley 1966-6-1 s.n. Plumas Injun Jim Campground, Feather River North Fork Comment
  UC1111609  Eriastrum signatum Lewis S. Rose 1955-7-19 55140 Plumas Beckworth 1493 Comment
  UC965589  Eriastrum signatum Herbert L. Mason 1952-7-17 14378 Plumas on road to Beckwourth 3 mi from Loyalton; Sierra Nevada, Sierra Valley 1524 Comment
  SEINET14611520  Eriastrum sparsiflorum W. Harnach, N. Harnach 2002-8-8 1119 Plumas Sierra Valley, Beckwourth Pass, on N side of Hwy 70, ca 1.5 miles E of Chilcoot. 1591 Comment
  CAS-BOT-BC286656  Ericameria bloomeri John Thomas Howell 1961-9-25 36962 Plumas Portola 1478 Comment
  CHSC36879  Ericameria bloomeri M. S. Taylor 1982-9-13 5129 Plumas Ramelli Ranch, at jct of Grizzly Creek and Feather River, ca. 2 mi w of Beckwourth. 1487 Comment
  CHSC65484  Ericameria bloomeri L. P. Janeway 1995-9-19 4935 Plumas Along sides of dirt road on upper flank of southern tip of Crocker Mountain. 2194 Comment
  SDSU3894  Ericameria bloomeri D. F. Howe 1960-9-21 2989 Plumas 9 miles from junction with #89 on road to Susanville, east side of Lake Almanor. 1463 Comment
  CAS-BOT-BC286661  Ericameria bloomeri John Thomas Howell 1960-7-24 35990 Plumas Kelly Camp, just outside Lassen Park 1615 Comment
  UC1777684  Ericameria linearifolia June McCaskill 1956-1 422 Plumas Lake Almanor region? Comment
  CHSC66751  Ericameria nauseosa var. oreophila Vernon H. Oswald; Lowell Ahart 1996-8-14 8157 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 road. 1127 Comment
  CHSC69509  Ericameria nauseosa var. oreophila Lowell Ahart 1997-9-11 7903 Plumas On the west edge of Caribou Road, on the west side of the North Fork of the Feather River, about 1/2 mile south of Mosquito Creek, about 4 1/2 miles (air) northeast of Belden. 792 Comment
  JEPS95053  Ericameria nauseosa var. oreophila Lowell Ahart 1997-9-11 7903 Plumas about 1/2 mi s of Mosquito Creek (about 4 1/2 air mi ne of Beldon, on w idge of Caribou Road, on w side of the North Fork of Feather River); North Fork of Feather River, Caribou Road 792 Comment
  CHSC97248  Ericameria nauseosa var. speciosa Lowell Ahart; John Dittes 2007-8-9 14430 Plumas About 30 yards west of the poor dirt road, west slope of Mount Ingalls, about 6 miles (air) northwest of the north end of Lake Davis. 2551 Comment
  CHSC99974  Ericameria nauseosa var. speciosa Lowell Ahart 2008-9-10 15360 Plumas On both sides of the Quincy La Porte Road, northwest of East Branch Creek, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte. 1593 Comment
  JEPS118406  Ericameria nauseosa var. speciosa Lowell Ahart 2011-9-17 17676 -B Plumas On the west side of Lumpkin Ridge Road, about 2 miles (air) west of Little Grass Valley Reservoir Dam 1687 Comment
  UC1119859  Ericameria nauseosa var. speciosa C. G. Albertus 1935-8-7 254 Plumas 3 1/4 mi se of English Bar; Downieville Quad. 1554 Comment
  CAS-BOT-BC294313  Ericameria nauseosa var. speciosa John Thomas Howell 1960-7-24 35991 Plumas Kelly Camp, just south of Lassen Park 1615 Comment
  CHSC59682  Erigeron canadensis L. P. Janeway 1992-11-18 4325 Plumas Plumas National Forest. Northwest side of Lake Davis, ca 0.3 mi west of the Bagley Pass Road; at the end of Mosquito Slough Road (24N54Y). 1761 Comment
  CHSC53126  Erigeron coulteri L. P. Janeway 1990-7-25 3814 Plumas Plumas National Forest. About 0.2 mi northwest of Emigrant Creek and about 0.3 mi southeast of Little Grizzly Creek. 1828 Comment
  CAS-BOT-BC296014  Erigeron divergens W. Harnach; N. Harnach 1990-6-19 398 Plumas Genessee Road, Sierra Valley 1584 Comment
  CDA4931  Erigeron divergens T. C. Fuller 1968-7-1 17321 Plumas 1 block north of Highway 70, Beckwourth. 0 Comment
  UC1730239  Erigeron eatonii var. nevadincola L. P. Janeway 1998-7-1 5705 Plumas 0.4 mi NW of Cottonwood Campground (50 ft W (downhill) of Road 25N11) 1767 Comment
  CAS-BOT-BC300406  Erigeron eatonii var. plantagineus L. P. Janeway 1989-6-9 3281 Plumas Beckwourth Ranger District, Plumas National Forest. Along south side of Red Clover Valley 1691 Comment
  CHSC53129  Erigeron eatonii var. plantagineus L. P. Janeway 1989-6-9 3281 Plumas Plumas National Forest. Forest along south side of Red Clover Valley. 1691 Comment
  CAS-BOT-BC300419  Erigeron eatonii var. sonnei John Thomas Howell 1977-6-21 52393 Plumas Near Almanor P. O., Lake Almanor 1371 Comment
  SEINET8667278 Image available Erigeron filifolius W. Harnach, N. Harnach 1990-6-13 370 Plumas Sierra Valley, W of Beckwourth, Ramelli Ranch (USFS). 1487 Comment
  CAS-BOT-BC300846  Erigeron glacialis var. glacialis Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region Comment
  SD9018  Erigeron glacialis var. glacialis Mrs. R. M. Austin 1882-8-9 Plumas King's Valley Comment
  SD51228  Erigeron inornatus Darley F. Howe 1960-9-21 2992 Plumas 6.0 miles north of Greenville on Highway 89. 1220 Comment
  CHSC52725  Erigeron inornatus var. inornatus L. P. Janeway 1990-8-24 3833 Plumas Plumas National Forest. Slope above Crystal Cr ca 1 1/2 mi W of Red Clover Cr. Along edge of dirt road. 1889 Comment
  HSC102795  Erigeron inornatus var. inornatus L. Ahart 2008-8-13 15165 Plumas About 1.75 air miles S of Little Grass Valley Reservoir, ~1.0 mi. NE of La Porte, west of East Branch Creek, on the western side of La Porte Rd. 1614 Comment
  HSC39438  Erigeron inornatus var. inornatus J. O. Sawyer 1976-8-5 2930 Plumas Bucks Summit E of Bucks Lake Comment
  JEPS41434  Erigeron inornatus var. inornatus J. G. Lemmon 1046 Plumas near Greenville Comment
  CAS-BOT-BC295473  Erigeron lassenianus var. lassenianus Mrs. H. C. Cantelow 1939-5-20 s.n. Plumas Meadow Valley Comment
  CAS-BOT-BC295486  Erigeron lassenianus var. lassenianus Walter Knight; Irja Knight; John Thomas Howell; Lewis Rose 1966-7-26 1624 Plumas Butterfly Botanical Area and vicinity. At Fern Glen 1097 Comment
  CAS-BOT-BC295497  Erigeron lassenianus var. lassenianus A. A. Heller; P. B. Kennedy 1907-7-3 8704 Plumas Hills above Red Clover Valley Comment
  CHSC57414  Erigeron lassenianus var. lassenianus L. P. Janeway 1991-6-18 4049 Plumas Plumas National Forest. 3 1/2 mi southwest of Portola, ca 400 ft west of Middle Fork Feather River, south side of Hwy 70. 1463 Comment
  CHSC61916  Erigeron petrophilus var. sierrensis Lowell Ahart 1993-9-24 7263 Plumas On the north side of the Pacific Crest Trail, about 400 yards north-east of the trail head, about 1/10 mile east of the Quincy La Porte Road, about 1 mile west of Pilot Peak. Near large rocks. 1920 Comment
  CHSC97795  Erigeron petrophilus var. sierrensis L. P. Janeway 2007-8-12 9162 Plumas Northern High Sierra Nevada. Ridgetop on north side of Oak Ridge, 1.4 air km north-northwest of Grizzly Summit. 1743 Comment
  RSA101394  Erigeron petrophilus var. sierrensis R. Weatherby 1955-7-21 1650 Plumas Rocky Point, top of No Ear Bar trail, Middle Fork Feather River. 1524 Comment
  CDA4942  Erigeron philadelphicus T. C. Fuller 1963-7-17 10926 Plumas South side of Highway 40 Alt. to Portola, ca. 6 miles east of Quincy. 0 Comment
  CAS-BOT-BC300129  Erigeron pumilus var. intermedius M. S. Taylor 1982-6-28 4769 Plumas Ramelli Ranch, between Calpine Rd and Hwy 70, ca. 1 mi w of Beckwourth 1487 Comment
  CHSC72440  Erigeron pumilus var. intermedius L. P. Janeway 1998-6-24 5675 Plumas North side of Last Chance Creek northeast of Jordan Flat; south side of Road 28N03 0.3 mi west of Road 101. 1780 Comment
  SJSU14479  Erigeron pumilus var. intermedius N. A. Hopkins 1990-8-31 1638 Plumas 11.2 miles NW of Beckwourth 1645 Comment
  SJSU6947  Erigeron pumilus var. intermedius C. W. Sharsmith 1975-6-17 8225 Plumas near Gray Eagle Creek 1371 Comment
  CAS-BOT-BC216231  Eriodictyon californicum Anna Head 1920-6-9 s.n. Plumas Camp Rodgers, Feather River Region 701 Comment
  JEPS125728  Eriogonum baileyi var. baileyi William Harnach 2015-8-6 1436 Plumas 4.85 miles West of Vinton on Highway 70. Comment
  RSA756700  Eriogonum douglasii var. douglasii Barbara J. Ertter, Gary Schoolcraft 1989-7-3 8664 Plumas Diamond Mt peak ca 7 airmiles S of Susanville 2317 Comment
  SEINET783268 Image available Eriogonum douglasii var. meridionale James L. Reveal 2002-6-25 8361 Plumas Squaw Valley at the road junction of Forest Service roads 28N01 and 28N70 on flat W of highway, 11.9 air miles NNW of Beckwourth . 1707 Comment
  CAS-BOT-BC256166  Eriogonum douglasii var. meridionale Elizabeth McClintock; Wayne Roderick 1968-5-19 s.n. Plumas East of Beckwourth 1524 Comment
  NY571233  Eriogonum elatum S. L. Welsh 2001-6-13 28136 Plumas West end of Dixie Valley, north of Beckwourth 1711.5 Comment
  CDA909  Eriogonum gracile var. gracile D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-2 6 .278 Plumas On route 70 W of Storrie on sunny south-facing cliff Comment
  CAS-BOT-BC259355  Eriogonum lobbii Lewis S. Rose 1932-9-5 32619 Plumas Jamison Lake 1889 Comment
  OBI78417  Eriogonum luteolum var. pedunculatum Carl B. Wolf 1937-8-6 9066 Plumas Northern Sierra Nevada, Mohawk valley, 2 mi N of Blairsden 1341 Comment
  LA206884  Eriogonum marifolium C. W. Hallis; June 1730 1928 sn Plumas Mount Lassen, Lassen National Park Comment
  UC174722  Eriogonum marifolium A. A. Heller with P. B. Kennedy 1907-7-3 8707 Plumas hills above Red Clover Valley 1676 Comment
  CAS-BOT-BC263294  Eriogonum marifolium var. marifolium L. P. Janeway 1990-8-29 3840 B Plumas Plumas National Forest, Beckwourth Ranger District. Southern flank of Mt Ingalls ca 1/4 mi from the top 2407 Comment
  CAS-BOT-BC263311  Eriogonum marifolium var. marifolium Anna Head 1921-6-21 s.n. Plumas Campbells Hot Springs, Feather River Region Comment
  CAS-BOT-BC263312  Eriogonum marifolium var. marifolium Anna Head 1921-6-23 s.n. Plumas Lake Center Camp, Feather River Region Comment
  CHSC52731  Eriogonum marifolium var. marifolium L. P. Janeway 1990-8-29 3840 A Plumas Plumas National Forest Beckwourth Ranger District. Southern flank of Mt Ingalls ca 1/4 mi from the top. 2407 Comment
  CAS-BOT-BC268693  Eriogonum microthecum var. laxiflorum John Thomas Howell; Gordon H. True 1973-7-31 50070 Plumas Summit ridge of Thompson Peak, Diamond Range 2362 Comment
  CAS-BOT-BC264820  Eriogonum nudum var. deductum John Thomas Howell 1951-6-26 27546 Plumas Feather River Canyon, Sierra Nevada 853 Comment
  CHSC34735  Eriogonum nudum var. deductum M. S. Taylor 1981-7-6 3978 Plumas In the Y of Ross Canyon Rds A and B, ca. 1.5 mi e of Dixie Valley Rd, ca. 16 air mi nw of Chilcoot. 1920 Comment
  CHSC65380  Eriogonum nudum var. deductum Lowell Ahart 1995-9-13 7634 Plumas On the north-east side of Onion Valley, east of Quincy La Porte Road, about 1 mile north-west of Pilot Peak. 1828 Comment
  CHSC80858  Eriogonum nudum var. deductum Lowell Ahart; Vernon H. Oswald 2001-7-11 8893 Plumas Along the northeast trail from the dirt road to Homer Lake, about 5 1/2 miles (air) north of Greenville, about 5 1/2 miles (air) east of Lake Almanor. 2042 Comment
  RSA766347  Eriogonum nudum var. deductum Joseph A. Ewan 1934-6-25 8205 Plumas Gold Lake Road above Dentens (Blairsden). 1524 Comment
  SEINET5330890  Eriogonum nudum var. deductum W. Harnach, N. Harnach 1990-6-19 400 Plumas Sierra Valley; Genesse Rd. N of Beckwourth 1646 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
  UCD19163  Eriogonum nudum var. indictum June McCaskill 1956-1 430 Plumas Lake Almanor region? Comment
  RSA795631  Eriogonum nudum var. nudum L. Ahart 2011-9-17 17660 Plumas On the south side of an unnamed stream that flows east in Little Grass Valley Reservoir and opposite the Black Rock, about 30 yards west of the paved road, about 1/8 mile west of Little Grass Valley Reservoir. 1595 Comment
  CAS-BOT-BC269725  Eriogonum nudum var. oblongifolium Rimo Bacigalupi 1927-7-12 1725 Plumas At Quincy Junction Station 1066 Comment
  CAS-BOT-BC269732  Eriogonum nudum var. oblongifolium John Thomas Howell 1961-9-23 36888 Plumas Englemine 1097 Comment
  CAS-BOT-BC269731  Eriogonum nudum var. oblongifolium James L. Reveal 1971-6-23 2469 Plumas Along California Highway 70 and 89, 2.2 miles north of Keede and about 1 mile north of the bridge over Spanish Creek 914 Comment
  SEINET3405078 Image available Eriogonum nudum var. oblongifolium A. A. Heller, P. B. Kennedy 1907-7-16 8867 Plumas Grade between Genessee valley and summit Comment
  CHSC20776  Eriogonum nudum var. pubiflorum K. R. Stern 1975-7-23 5859 Plumas W shore of Lake Almanor. 1371 Comment
  RSA756720  Eriogonum spergulinum var. reddingianum Barbara J. Ertter 1988-7-25 7853 Plumas Diamond Mountains: ca. 15 air miles due S of Susanville, sheep camp on Pierce Creek. 1982 Comment
  CAS-BOT-BC262748  Eriogonum strictum var. anserinum A. A. Heller; P. B. Kennedy 1907-7-5 8741 Plumas Hills above Red Clover Valley Comment
  JEPS114530  Eriogonum umbellatum var. modocense Lowell Ahart 2008-8-13 15192 Plumas On and around rocks. about 100 yards north of Kenzie Ravine and the road, about 1/2 mile east of Little Grass Valley Reservoir, about 4 miles (air) northeast of La Porte 1598 Comment
  CAS-BOT-BC262079  Eriogonum umbellatum var. nevadense M. S. Taylor 1982-6-7 4612 Plumas On open ridge between Ramelli Ranch and Portola, ca. 2 mi e of Portola 1737 Comment
  CAS-BOT-BC265165  Eriogonum umbellatum var. nevadense Lewis S. Rose 1934-7-23 34420 Plumas Chilcoot Comment
  CHSC97549  Eriogonum umbellatum var. nevadense Lowell Ahart; John Dittes 2007-6-17 14153 Plumas About 20 yards southwest of Red Clover Creek, about 20 yards east of County Road 111 (Beckwourth Gensee Road), about 1/4 mile east of bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1654 Comment
  JEPS104648  Eriogonum umbellatum var. nevadense Lowell Ahart 2002-7-18 9859 Plumas about 1/8 mi N of int. of Lumpkin Ridge Road and road to Tamarack Flat, about 1 1/2 air mi NW of Little Grass Valley Reservoir dam, about 4 1/2 air mi NW of La Porte; Lat. 39 deg. 44' 32.9, Long. 121 deg. 01' 29.5 1743 Comment
  NY399275  Eriogonum umbellatum var. nevadense A. A. Heller 1907-7-4 8716 Plumas Ridge east of Red Clover valley Comment
  UC1032279  Eriogonum umbellatum var. nevadense C. G. Albertus 1935-8-13 262 Plumas Mt. Ingalls Plumas National Forest, Downieville Quadrangle, Mt. Ingalls 2553 Comment
  SEINET10937583  Eriogonum umbellatum var. nevadense Mary Susan Taylor 1982-8-31 Taylor 5081 Plumas T26N R11E nw/nw sec 2. Kettle Rock quad. Summit of Kettle Rock Lookout, just s of Taylor Lake, ca. 6 air mi ne of Taylorsville. 7820 ft. 2383 Comment
  SEINET5331972  Eriogonum umbellatum var. nevadense A. A. Heller, P. B. Kennedy 1907-7-4 8716 Plumas Ridge east of Red Clover Valley. Comment
  CHSC67440  Eriogonum umbellatum var. polyanthum J. D. Jokerst 1984-9-22 2150 Plumas Adjacent to USFS road 26N26. (On ridge between the N Fork Feather River and Yellow Cr.) At top of steep slope of Yellow Creek, where road crosses over low saddle. 1463 Comment
  JEPS102223  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
  JEPS113888  Eriogonum umbellatum var. polyanthum L. P. Janeway 2007-8-12 9161 Plumas Northern High Sierra Nevada; Ridgetop on N side of Oak Ridge, 1.4 air km N-NW of Grizzly Summit. 1743 Comment
  SD8040  Eriogonum umbellatum var. polyanthum Mrs. R. M. Austin 1879-1 Plumas Big Meadows Comment
  CAS-BOT-BC262259  Eriogonum ursinum Mary Strong Clemens 1920-8-16 s.n. Plumas Greenville Comment
  CHSC102106  Eriogonum ursinum Lowell Ahart; John Dittes, Josephine Guardino 2009-7-29 16216 Plumas On dry rocky soil, along a drainage from a snow lake, about 100 yards northeast of the snow lake, on the south side of Forest Road 26N67F3, 1.2 miles (air) northeast of Rush Creek Hill, 2.6 miles (air) east-southeast of Caribou Powerhouse. 1677 Comment
  SBBG18310  Eriogonum ursinum C. B. Hardham 1961-6-15 7420 Plumas Engel Mine 1828 Comment
  UC1552837  Eriogonum ursinum Frederica Bowcutt 1985-6-6 571 Plumas about 15 air mi ne Quincy (along Red Clover Creek); Plumas National Forest, Red Clover Creek Comment
  NY399809  Eriogonum ursinum J. M. Coulter 1876-1 2713 Plumas Comment
  SEINET10479582  Eriogonum ursinum Mary Susan Taylor 1982-7-21 Taylor 4898 Plumas T23N R10E sw/nw sec 14. Onion Valley quad. Summit of Little Volcano, ca. 5 mi se of Quincy. 5801 ft. Dry rocky outcrop. 1768 Comment
  SEINET10479584  Eriogonum ursinum Mary Susan Taylor 1982-8-9 Taylor 4946 Plumas T26N R8E se sec 3. Almanor NE quad. Along creek in wet & dry area, e side of 26N16Y, just n of Rattlesnake Hill, ca. 3 mi sse of Canyon Dam. Mixed Evergreen Forest; 6100 ft. 1859 Comment
  UC635516  Eriogonum ursinum Herbert L. Mason 1924-6-18 1055 Plumas near summit of road between Graeagle and Gold Lake Comment
  CHSC65823  Eriogonum ursinum var. ursinum L. P. Janeway 1995-7-23 4868 Plumas Hartman Bar Ridge; south side of top of Franklin Hill. 1737 Comment
  SEINET5332057  Eriogonum ursinum var. ursinum J. L. Reveal 1971-6-23 2468 Plumas Along California Highway 89, 4 miles northwest of Greenville and about 4 miles southeast of Canyondam. 1219 Comment
  CHSC34747  Eriogonum vimineum M. S. Taylor 1981-7-29 4142 Plumas On granite embankment, e side of Flournoy Grade, 1.3 mi s of Flournoy Bridge, ca. 3 mi e of Genesee. 1341 Comment
  CHSC34927  Eriogonum vimineum M. S. Taylor 1981-8-31 4255 Plumas Both sides of Hwy 89, ca. 0.5 mi s of Clio. 1341 Comment
  CHSC79076  Eriogonum vimineum L. P. Janeway; B. Castro 2000-7-3 6879 Plumas Northern High Sierra Nevada. At Hwy 70 overlook of Rich Bar; East Branch North Fork Feather River. 786 Comment
  CHSC97030  Eriogonum vimineum L. P. Janeway; B. Castro 2007-6-23 9069 Plumas Northern High Sierra Nevada. Upper end of lower Thompson Valley 1.9 km north of Red Clover Creek, 10 m southwest of the creek channel. 1673 Comment
  CAS-BOT-BC264129  Eriogonum vimineum John Thomas Howell 1977-8-11 52694 Plumas North end of Frenchmans Reservoir, Sierra Nevada 1706 Comment
  RSA59256  Eriogonum vimineum E. K. Balls 1950-8-31 15545 Plumas Spanish Creek off Hwy 24, just N of Quincy. 1067 Comment
  SJSU14723  Eriophyllum lanatum N. A. Hopkins 1991-6-28 1693 Plumas between Milford Fork & Doyles Crossing on road from Red Clover Valley to Janesville 1524 Comment
  CAS-BOT-BC308259  Eriophyllum lanatum var. integrifolium A. A. Heller; P. B. Kennedy 1907-7-2 8687 Plumas Between Vinton and Beckwith Comment
  CDA5416  Eriophyllum lanatum var. integrifolium Vernon H. Oswald & Lowell Ahart 1998-8-11 9490 Plumas Slope on the south side of Onion Valley on the Quincy-La Porte Road (County Road 511) northwest of Pilot Peak. Comment
  RSA122461  Eriophyllum lanatum var. integrifolium E. Sawyer 1935-6-14 104 Plumas 1 mile south of Sugar Loaf 1524 Comment
Read comments Aug 26 2013
  SEINET8687339 Image available Eriophyllum lanatum var. integrifolium W. Harnach, N. Harnach 1990-6-16 396 Plumas Sierra Valley, Approx 3 miles W of Vinton on Hwy 70, Hindoo Ranch 1490 Comment
  UC1118251  Eriophyllum lanatum var. integrifolium E. Sawyer 1935-6-10 94 Plumas 4.75 mi wsw Summit; Sierraville Quadrangle Comment
  SEINET10839140  Eriophyllum lanatum var. integrifolium Lowell Ahart, Peter Ahart 1983-8-17 Ahart 4327 Plumas Near Onion Valley, west of Pilot Peak, near the Quincy-LaPorte Rd, northeast of La Porte. Red Fir Forest; 2000 m. 2000 Comment
  SEINET8687310 Image available Eriophyllum lanatum var. integrifolium A. A. Heller, P. B. Kennedy 1907-7-2 8687 Plumas Between Vinton and Beckwith [Beckwourth] Comment
  CHSC21567  Erythranthe lewisii L. M. Mayer; D. E. Brink Jr. 1975-7-22 Plumas Bucks Lake Floristic Survey. Comment
  CHSC66771  Erythranthe lewisii Vernon H. Oswald; Lowell Ahart 1996-8-14 8166 Plumas Silver Lake Rd. 1.9 mi SE of Silver Lake Campground, NE of Bucks Lake. Northern High Sierra Nevada. 1645 Comment
  CHSC64466  Erythranthe primuloides B. Castro 1994-9-8 545 Plumas Ca 1.2 air mi SE of Bucks Lake, ca 300 ft S of the Oro-Quincy Hwy on slope among Haskins Valley USFS Summer Home Tract cabins, where seeps and springs surface. 1627 Comment
  SEINET14374714  Erythranthe primuloides A. A. Heller, P. B. Kennedy 1907-7-9 8783 Plumas Prattville. Comment
  OBI76986  Erythranthe pulsiferae Anthony Baniaga 2011-7-26 473 Plumas Lassen Natl Forest. N of 32N10W, ca 1/4 mi W of Bailey Crk. Red Cinder quad T29N R7E sec 10 SE of SE 1737 Comment
  CHSC21603  Erythronium purpurascens L. M. Mayer; D. E. Brink Jr. 1975-7-17 Plumas Bucks Lake Floristic Survey. Comment
  CHSC98342  Erythronium purpurascens L. P. Janeway 2007-6-3 9023 Plumas Northern High Sierra Nevada. Eastern high end of Red Mountain, along Road 23N69 about 1.6 km northwest of Road 18. Flat ridge top, open forest. 1929 Comment
  JEPS61869  Erythronium purpurascens Esther C. Fritz 1933-7-4 Plumas Spanish Peak 2133 Comment
  SD6487  Erythronium purpurascens Mrs. R. M. Austin 1880-1 Plumas Big Meadows. Comment
  CAS-BOT-BC505254  Erythronium purpurascens Elmer I. Applegate 1929-6-21 5802 Plumas Drakesbad, head of Warner Valley, Mt. Lassen National Park Comment
  CAS-BOT-BC403358  Eschscholzia californica A. A. Heller; P. B. Kennedy 1907-7-7 8763 Plumas Near mouth of Little Grizzly creek below Genessee Comment
  UC635611  Eschscholzia californica H. L. Mason 1924-6-15 1034 Plumas Graeagle Comment
  CAS-BOT-BC403347  Eschscholzia californica F. Sommers 1976-7-29 188 Plumas Sierra Valley along Marble Lane at West end 1487 Comment
  CAS-BOT-BC403350  Eschscholzia californica John Thomas Howell 1974-9-20 50904 Plumas Chilcoot 1554 Comment
  SEINET5339912  Eschscholzia californica A. A. Heller, P. B. Kennedy 1907-7-7 8763 Plumas Near mouth of Little Grizzly Creek below Genessee. Comment
  JEPS96043  Eucephalus breweri Vernon H. Oswald and Lowell Ahart 1996-8-14 8147 Plumas on the La Porte-Quincy Rd. 0.9 mi n road to Johnsville ((0.9 mi n of Sierra Co. 2 mi post), ne of La Porte); northern High Sierra Nevada 1889 Comment
  CDA20081  Euphorbia myrsinites T. Gibson 2002-11-15 PDR 1089395 Plumas Sierra Nevada; Vicinity of Quincy. 0 Comment
Read comments Jun 12 2017
  CAS-BOT-BC310531  Eurybia integrifolia Anna Head 1921-8-3 s.n. Plumas Near Gold Lake, Feather River Region Comment
  CHSC110230  Eurybia integrifolia L. P. Janeway 2012-9-19 11059 Plumas Northern High Sierra Nevada. Plumas National Forest; along La Porte-Quincy Road 0.5 km south of its crossing of South Fork Feather River; 1.6 air mi west-southwest of Pilot Peak. 1938 Comment
  UC29861  Eurybia integrifolia D. Cleveland 1882-7-1 Plumas Comment
  UC1119644  Eurybia radulina G. T. Nordstrom 1934-7-9 210 Plumas 1 1/4 mi se of Mt. Ararat (Bidwell Bar Quad.); Bidwell Bar 1584 Comment
  CAS-BOT-BC310596  Eurybia radulina Ira L. Wiggins 1948-9-15 12053 Plumas On ridge between Onion Creek and Middle Fork of the Feather River Comment
  SD9114  Euthamia occidentalis Mrs. R. M. Austin Aug 1882 Plumas Big Meadows Comment
  CDA18700  Festuca G. D. Barbe, T. C. Fuller 1982-6-15 3711 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
  CAS-BOT-BC278466  Festuca idahoensis John Thomas Howell 1962-6-18 37758 Plumas Sierra Valley near Beckwourth 1487 Comment
  CHSC72473  Festuca idahoensis L. P. Janeway 1998-6-24 5683 Plumas South side of Road 25N11 0.15 mi west of the Frenchman Lake dam. 1725 Comment
  JEPS115944  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
  CAS-BOT-BC278846  Festuca occidentalis John Thomas Howell 1962-6-17 37681 Plumas Butterfly Valley 1036 Comment
  SEINET10559331  Festuca occidentalis Mary Susan Taylor, John Thomas Howell 1982-6-21 Taylor 4703 Plumas T23N R10E se 1/4 sw 1/4 sec 24. Blue Nose Mt. quad. S side of 23N39, 1 air mi w of White Cap, 4 air mi sw of Sloat. With Pteridium aquilinum, Prunus emarginata, & a live rattlesnake. 1768 Comment
  UC1137631  Festuca pratensis R. W. Saarni 1939-6-18 130 Plumas near Meadow Valley Store; Bidwell Bar Quad. 1188 Comment
  CAS-BOT-BC279018  Festuca rubra John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-23 54121 Plumas Quincy 1036 Comment
  CAS-BOT-BC279024  Festuca rubra John Thomas Howell 1951-6-28 27681 Plumas Jamison Creek 1584 Comment
  UC196390  Festuca subulata H. S. Yates 1913-7-4 Plumas Massack Comment
  CAS-BOT-BC55665  Frangula purshiana Margaret J. Williams; Betty Larson 1983-8-12 83- 135 -2 Plumas E side of the Sierra Nevada, near Jamison Creek, above Johnsville 1676 Comment
  CAS-BOT-BC55675  Frangula purshiana Alice Eastwood 1927-6-12 14522 Plumas Forest Lodge, Greenville Comment
  SEINET7417565 Image available Frangula purshiana A. A. Heller 1915-1 12070 Plumas near summit of Soapstone Ridge in the Sierra Nevada; 12 mi W of Bucks 1676 Comment
  CHSC98743  Frangula purshiana subsp. annonifolia L. P. Janeway 2007-8-12 9160 Plumas Northern High Sierra Nevada. Meadow at a northeastern headwaters of Marble Creek; along Road 23N18D 150m southwest of Road 18; northern end of Rock Island Ridge, 1.3 km south-southeast of Soapstone Hill. 1603 Comment
  CHSC76067  Frangula rubra G. F. Hrusa 1997-5-30 13819 Plumas Occasional in dry +- shaded understory of coniferous woods on W side of Rattlesnake Creek creekbed, immed. S of Hwy 70 approx. 15 mi. E of Quincy. 1300 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
  CHSC43797  Fritillaria atropurpurea Vernon Oswald 1984-6-25 1326 Plumas La Porte-Quincy Rd., ca. 10.3 mi n-e of La Porte. 1889 Comment
  CHSC60507  Fritillaria atropurpurea L. P. Janeway 1992-5-14 4180 Plumas North side of Dotta Neck in Dotta Canyon along road on northeast side of the canyon. Plumas National Forest Beckwourth Ranger District Dotta Compartment. 1709 Comment
  UC1134599  Fritillaria atropurpurea E. Sawyer 1935-6-27 193 Plumas 1.6 mi ene of Grizzly Peak (Plumas National Forest); Plumas National Forest 1767 Comment
  CAS-BOT-BC505279  Fritillaria atropurpurea Lowell Ahart 1976-6-18 s. n. Plumas At the Bunker Hill Mine 1828 Comment
  HSC15549  Fritillaria atropurpurea Jim Vaughn 1956-8-5 Plumas Upper Hot Springs Creek, Devils Kitchen area, Mt. Lassen National Park 1829 Comment
  SEINET8479095  Fritillaria pudica T. Ramelli 1948-4-17 3 Plumas 5 miles S of Vinton. 1554 Comment
  RSA268958  Fritillaria recurva J. R. Reeder, C. G. Reeder 1975-6-5 6679 Plumas 5.5 miles south-southeast of Cromberg along State Highway 24 1341 Comment
  RSA52840  Fritillaria recurva R. Weatherby 1950-5-31 1442 Plumas Near Lake Almanor 1341 Comment
  RSA59100  Fritillaria recurva E. K. Balls 1950-8-30 15504 Plumas Trail to Bucks Creek from Tobins Resort, North Fork Feather River. 610 Comment
  SEINET8480187  Fritillaria recurva E. K. Balls 1950-8-30 15504 Plumas Trail to Bucks Creek from Tobin's Resort, North Fork Feather River. 610 Comment
  UCR60739  Galium aparine B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-29 0959 Plumas Sierra Nevada Mountains, Plumas National Forest c. 6 mi north of Gold Lake on Gold Lake Road, and 2.6 mi west of junction with Hwy 89 1585 Comment
  CHSC33617  Galium bifolium M. S. Taylor 1981-6-17 3926 A Plumas On N side of Coldwater Spring, ca. 1/4 mi E of its jct with 25N49, ca. 14 air mi N of Blairsden. 2255 Comment
  JEPS127031  Galium bifolium Lowell Ahart 2016-6-2 20914 Plumas Lumpkin Ridge Road, about 3 3/4 miles (air) southwest of Little Grass Valley Reservoir Dam. Comment
  JEPS115549  Galium bolanderi Lowell Ahart, John Dittes, Josephine Guardino 2009-7-29 16219 Plumas On dry rocky soil, north side of Forest Service Road 26N22, 4,650 feet northwest of Rattlesnake Hill, 3.0 miles (air) south-southeast of Lake Almanor Dam 1591 Comment
  RSA252405  Galium bolanderi Robert F. Thorne, C. W. Tilforth 1969-9-6 39223 Plumas Ca. 2.5 miles S of Graeagle on Gold Lake Rd. 1646 Comment
  UC584311  Galium grayanum var. grayanum G. L. Stebbins Jr. and J. A. Jenkins 1937-7-9 2245 Plumas n Engelmine (sw slopes and ridge crest); Red Rock Comment
  CHSC65348  Galium trifidum var. pacificum Lowell Ahart 1995-10-1 7649 Plumas Onion Valley, east of Quincy LaPorte Road, about 1 mile north-west of Pilots Peak. 1828 Comment
  SEINET10935619  Galium trifidum var. pacificum Mary Susan Taylor 1981-8-31 Taylor 4259 Plumas California: T2N R13E sw1/4 of se 1/4 sec 4. Blairsden quad. Small creek under RR tracks, off spur road 0.5 mi S of Hwy 70, near Mabie, ca. 3 mi W of Portola. Plumas County. 4800 ft. 1463 Comment
  SEINET10500745  Galium trifidum var. pacificum Mary Susan Taylor 1982-8-17 Taylor 5005 Plumas T24N R12E ne/ne sec 20. Little Summit Lake, on Grizzly Creek, ca. 5 air mi ne of Sloat. Riparian; 5900 ft. 1798 Comment
  CHSC21090  Galium triflorum F. T. Griggs; A. Pass 1975-7-2 60 Plumas Buck's Lake Forest Service Survey. Comment
  CAS-BOT-BC169851  Garrya fremontii C. Hart Merriam 1906-10-1 s.n. Plumas Quincy Comment
  CAS-BOT-BC169852  Garrya fremontii Mrs. E. C. Sutliffe 1921-10-1 s.n. Plumas Gold Lake Region Comment
  CAS-BOT-BC169866  Garrya fremontii Mrs. E. C. Sutliffe 1919-8-1 s.n. Plumas Gold Lake Region Comment
  CHSC33809  Garrya fremontii M. S. Taylor 1981-4-30 3576 Plumas In plantation, ca. 0.5 mi n of 22N818, ca. 1 mi e of Big Peak and 4 mi w of Little Grass Valley Reservoir. 1706 Comment
  JEPS66750  Garrya fremontii L. S. Smith 1914-1-2 Plumas Johnstown 1524 Comment
  SEINET3144596  Garrya fremontii E. K. Balls 1950-9-6 15695 Plumas At fork of Feather RIver, S of Jackson Creek Public Camp, E of Quincy, Hwy 24 1402 Comment
  SJSU4637  Garrya fremontii C. W. Sharsmith 1969-6-21 7604 Plumas Jamison Cr c. 1.5 mi S of Johnsville 1645 Comment
  CHSC84460  Gayophytum diffusum subsp. parviflorum Lowell Ahart; John Dittes 2003-8-8 10487 Plumas On an old abandoned road, on the east side of Beckwourth Calpine Road, about 3 miles south of Beckwourth, Sierra Valley. 1482 Comment
  POM38699A  Gayophytum diffusum subsp. parviflorum Marcus E. Jones 1897-7-3 s.n. Plumas Prattville. 1372 Comment
  CHSC81389  Gayophytum heterozygum Lowell Ahart 2001-9-18 9289 Plumas Near Cow Creek, on the strand of Lake Davis. 1761 Comment
  JEPS107707  Gayophytum heterozygum Lowell Ahart, John Dittes 2005-9-19 12408 Plumas Along the east side of a good dirt road, about 1 1/4 miles southeast of Kettle Rock, about 1 1/4 miles southeast of Taylor Lake 1986 Comment
  POM271771B  Gayophytum heterozygum Lyman Benson 1932-7-29 3994 Plumas Buck Lake. Sierra Nevada Mtn range. Feather River drainage. 2134 Comment
  SEINET7717332  Gentiana affinis Unknown Plumas Goose Lake Valley Comment
  UC878534  Gentiana newberryi Mrs. A. L. Coombes Sep 1912 Plumas Big Meadows Comment
  UC405456  Gentianopsis holopetala Mrs. R. M. Austin 1895-1 Plumas Ferndale Comment
  JEPS95337  Geum macrophyllum Lowell Ahart 1994-6-17 7352 Plumas E side of Sly Creek, 1 mi N of Schwartz Meadow, 1 mi E of Sly Creek Reservoir 1097 Comment
  POM181036  Geum macrophyllum A. A. Heller, P. B. Kennedy 1907-7-9 s.n. Plumas Prattville. Comment
  CHSC110287  Geum triflorum B. Castro; L. P. Janeway 2006-6-3 1568 Plumas Northern High Sierra Nevada. NW edge of lower Thompson Valley 1.2 mi N of the mouth of McReynolds Creek at Red Clover Creek. 1676 Comment
  CHSC57448  Geum triflorum L. P. Janeway; Garrett Gibson 1991-6-24 4061 Plumas Plumas National Forest. North end of McReynolds Valley, ca 0.8 mi south of the '01' road in Squaw Valley. Meadow. 1691 Comment
  CAS-BOT-BC143554  Geum triflorum L. P. Janeway; Jannice Cutler 1992-5-21 4190 Plumas East end of Dotta Neck in Dotta Canyon 4.0 mi southeast from the Beckwourth-Genesee Road 1722 Comment
  CHSC94200  Gilia capitata subsp. mediomontana Lowell Ahart 2006-7-9 12936 Plumas Near 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
  UC172848  Gilia capitata subsp. mediomontana A. A. Heller 1913-6-13 10859 Plumas near Quincy; near Quincy 1066 Comment
  RSA726383  Gilia leptalea L. Ahart, Josephine Guardino 2007-7-21 14381 Plumas South of the intersection with Forest Road 25N41Y, about 2 1/4 miles (air) northwest of the most northwest part of Lake Davis. 1800 Comment
  JEPS110431  Gilia leptalea subsp. leptalea Lowell Ahart 2006-7-9 12935 Plumas Near a very 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
  CAS-BOT-BC283876  Glyceria borealis John Thomas Howell; Gordon H. True 1968-6-10 44558 Plumas Quincy. Spanish Creek at Gansner Grove 1036 Comment
  SEINET4584846  Glyceria borealis R. McKee, H. Westover 1918-6-15 s.n. Plumas Chester Comment
  CHSC56900  Glyceria declinata L. P. Janeway 1991-8-4 4123 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
  CDA14697  Gnaphalium palustre G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-24 3185 Plumas Mt. Hough-Crystal Lake Road at junction of Howells Road to Tollgate Creek, 2.5 miles northeast of Quincy Junction. 1280 Comment
  JEPS107496  Gnaphalium palustre Lowell Ahart, John Dittes 2005-9-19 12390 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
  JEPS33990  Gnaphalium palustre W. L. Jepson 1918-8-16 8010 Plumas Lights Creek Engels 1341 Comment
Read comments 1
  RSA201320  Gnaphalium palustre J. T. Howell 1959-9-22 34865 Plumas Lassen Volcanic National Park: Drakesbad. 1677 Comment
  CAS-BOT-BC307390  Gnaphalium palustre Lowell Ahart 1985-9-26 5180 Plumas Little Grass valley Rerservoir where Black Rock Creek flows into the lake about 4 miels north-west of La Porte 1584 Comment
  RSA122373  Gnaphalium thermale C. G. Albertus 1935-8-9 12869 Plumas 4.5 miles NE of Quincy. 1220 Comment
  CHSC113933  Gratiola neglecta Lowell Ahart 2014-8-20 19717 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
  UC1191883  Gratiola neglecta Malcolm A. Nobs and S. Galen Smith 1949-8-18 1351 Plumas s end Lake Almanor; s end of Lake Almanor Comment
  SEINET10872105  Grindelia nana Mary Susan Taylor 1981-8-31 Taylor 4256 Plumas California: T22N R12E se1/4 of se1/4 sec 25. Sierra City NE quad. Both sides of Hwy 89, ca. 0.5 mi S of Clio. Plumas County. 4400 ft. 1341 Comment
  POM319012  Hackelia Patricia Wilder 1971-6-21 5120 Plumas Humbug-Humboldt Cross Road, 3.3 miles northwest of junction with Prattville-Butt Reservoir Road: southwest of California State Highway 89. 1524 Comment
  CHSC24255  Hackelia californica K. R. Stern 1975-7-23 Plumas W side of Lake Almanor. Comment
  CHSC46633  Hackelia californica Lowell Ahart 1989-7-2 6353 Plumas North of where the dirt road forks, the south fork leads to the Lookout on Pilot Peak, about 1/4 mile north of Pilot Peak, about 10 miles north-east of La Porte. 2103 Comment
  CDA14004  Hackelia nervosa G. F. Hrusa, T. D. Wilfred 1997-6-26 13921 Plumas Sierra Nevada; about Brady's Camp. Pine Creek Valley, ~ 1/2 mi. NE Argentine Rock. 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
  CHSC79681  Hazardia whitneyi var. whitneyi G. F. Hrusa; T. D. Wilfred 1996-8-1 13416 Plumas Northern California, Sierra Nevada. ~ 1/4 mi. S of intersection of USFS 24N42 and 24N66, approx. 1 mi. S of Brady's Camp, Plumas National Forest. [Original lat./long. on label is '39 55 N; 120 44 W']. 1700 Comment
  JEPS115176  Helenium bigelovii Lowell Ahart, John Dittes 2009-7-14 16061 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
  UCD130280  Helenium bigelovii Albert Grigarick 2011-8-15 293 Plumas 5 miles W of Hwy 89N. From Gray Eagle Resort turn off of Gold Lake Hwy., approx. .25 miles W from Graeagle Trailhead to Hawley Falls. 1884 Comment
  CAS-BOT-BC306699  Helenium bigelovii Margaret Williams 1966-7-11 s.n. Plumas Near Jamison Creek, above Johnsville 1676 Comment
  CAS-BOT-BC305311  Helianthella Clare B. Hardham 1978-8-12 21816 Plumas West of Bagley Pass 2072 Comment
  CAS-BOT-BC305312  Helianthella Clare B. Hardham 1960-6-15 7400 Plumas Sierra Nevada Mountains. Between Taylorsville and Engelmine 1219 Comment
  CAS-BOT-BC314793  Helianthella californica var. nevadensis Alice Eastwood 1927-6-13 14555 Plumas Forest Lodge, Greenville, United States Forest Reserve Comment
  CDA18692  Helianthella californica var. nevadensis G. D. Barbe, T. C. Fuller 1982-6-15 3699 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
  RSA164327  Helianthella californica var. nevadensis Clare B. Hardham 1960-6-15 7400 Plumas Between Taylorsville and Engel mine. 1220 Comment
  CAS-BOT-BC305359  Helianthus annuus John Thomas Howell 1961-9-23 36818 Plumas Greenville 1088 Comment
  CAS-BOT-BC305542  Helianthus bolanderi John Thomas Howell 1951-8-20 28225 Plumas Indian Valley 1097 Comment
  CAS-BOT-BC305541  Helianthus bolanderi Clarence R. Quick 1959-8-15 59 -47 Plumas Yellow Creek Meadow nw. of Humbug Valley Comment
  CHSC34278  Hemizonella minima M. S. Taylor 1981-5-10 3666 A Plumas N side of Genesee Valley Rd, ca 5 mi e of Genesee. 1280 Comment
  CHSC82467  Hemizonella minima Lowell Ahart; John Dittes, Josephine Guardino 2002-7-2 9819 Plumas On the bottom of the water holding pond, about 150 yards north of Forest Road 22N94, on Hartman Bar Ridge, about 1 mile (air) southwest of Franklin Hill, about 4 1/2 miles (air) northwest of Tamarack Flat, about 9 miles (air) northwest of La Porte. 1597 Comment
  UC2016526  Hemizonella minima Richard Olmstead 1984-6-26 576 Plumas Roadside ca. 2 miles north of Engels Mine on Lights Creek Road. Comment
  CAS-BOT-BC306030  Hemizonia congesta subsp. clevelandii John Thomas Howell 1961-9-23 36825 Plumas Indian Valley 1082 Comment
  CHSC40857  Heracleum lanatum K. R. Stern 1985-6-25 8236 Plumas Ditch, e side of Highway 70, vicinity of Blairsden. 1402 Comment
  CDA24048  Herniaria hirsuta D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-2 6 .281 Plumas On route 70 W of Storrie on sunny south-facing cliff Comment
  CHSC112612  Herniaria hirsuta var. hirsuta Lowell Ahart 2013-9-11 19032 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
  SBBG47336  Hesperis matronalis J. T. Howell 1963-6-3 Plumas Quincy 1036 Comment
  UCD114967  Hesperis matronalis John Thomas Howell; Gordon H. True 1967-6-11 42568 A Plumas Meadow at Quincy. 1036 Comment
  CHSC57286  Hesperochiron californicus L. P. Janeway 1991-5-14 3963 Plumas Plumas National Forest. 1 1/4 mi west of Delleker and Humbug Creek; 1/2 mi northwest of Hwy 70; ca 3 mi west of Portola. 1484 Comment
  POM75581  Hesperochiron pumilus Mrs. R. M. Austin 1879-04 44 Plumas Big Meadows. Comment
  CHSC75511  Hesperolinon micranthum G. F. Hrusa 1997-6-26 13889 Plumas Sierra Nevada. Approx. 1/4 mi. N from USFS 23N22D terminus. 1400 Comment
  UC1601219  Hesperolinon micranthum Helen K. Sharsmith 1955-6-28 4521 Plumas about 1 mi below Virgilia; East Branch of North Fork of Feather River 762 Comment
  CHSC62100  Heterocodon rariflorum L. P. Janeway 1993-7-31 4488 Plumas Plumas National Forest. Along Cascade Road 0.6 mi north of Fall River crossing; between Mineral Springs Ravine and Dark Canyon. 1066 Comment
  SD6567  Heterocodon rariflorum Mrs. R. M. Austin 1878-1 Plumas Big Meadows Comment
  UCD22410  Heterotheca A. M. Shapiro 2001-8-1 s.n. Plumas Heriot Lane, Sierra Valley. In high desert, near roadside. 1524 Comment
  CHSC36876  Heterotheca villosa var. minor M. S. Taylor; H. Swanson 1982-8-11 4970 Plumas Along n side of Jamison Creek Rd (507) on cliffs, ca. 1 mi w of Plumas-Eureka State Park, ca. 3 mi sw of Johnsville. 1798 Comment
  CAS-BOT-BC310938  Heterotheca villosa var. minor Margaret Williams; Emily McPherson 1974-7-23 74 -P-1 Plumas Near Chilcoot 1524 Comment
  CAS-BOT-BC424167  Heuchera micrantha var. erubescens John Thomas Howell 1951-6-28 27666 Plumas Jamison Creek 1584 Comment
  RSA795001  Heuchera micrantha var. erubescens L. Ahart, John Dittes 2009-7-15 16101 Plumas East of the power line on the south side of Forest Service Road 26N22, about 2.3 air miles southeast of Butt Valley Reservoir Dam. 1518 Comment
  CAS-BOT-BC424170  Heuchera micrantha var. erubescens Alice Eastwood 1927-6-1 14670 Plumas United States Forest Reserve, on road from Long Valley Comment
  CHSC36937  Heuchera rubescens var. glandulosa M. S. Taylor 1982-8-5 4933 Plumas Mt Hough summit on cliff above Crystal Lake, ca 7 mi nne of Quincy. 2203 Comment
  CAS-BOT-BC123634  Hieracium occidentale Alice Eastwood 1927-6-14 14583 Plumas United States Forest Reserve. Forest Lodge, Greenville. Comment
  CHSC20759  Hippuris vulgaris K. R. Stern 1975-7-24 5884 Plumas N shore of Lake Almanor. 1371 Comment
  CAS-BOT-BC55407  Hirschfeldia incana John Thomas Howell 1959-9-21 34781 Plumas Sierra Nevada. North Fork Feather River near Belden. 701 Comment
  CHSC55641  Holcus lanatus K. R. Stern 1985-6-25 8305 Plumas Vicinity of Blairsden. 1402 Comment
  CHSC91812  Holcus lanatus G. F. Hrusa; S. Gamairi, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16274 Plumas Northern Sierra Nevada. Butterfly Valley Botanical Area: in upper bog area. 1158 Comment
  SD8402  Holodiscus discolor var. microphyllus Daniel Cleveland 1882-7-26 Plumas Big Meadows Comment
  RSA60023  Holodiscus microphyllus E. K. Balls 1950-9-1 15583 Plumas Long Lake, above east shore toward Mt. Elwell. 2104 Comment
  CAS-BOT-BC152719  Holodiscus microphyllus var. microphyllus Lewis S. Rose 1932-9-5 32614 Plumas Jamison Lake 1889 Comment
  CHSC43457  Holodiscus microphyllus var. microphyllus Lowell Ahart 1975-7-20 921 Plumas On the ridge east of Mount Etna, about 12 miles north-east of La Porte. 2133 Comment
  OBI2940  Hordeum brachyantherum Lewis S. Rose 1968-6-10 68084 Plumas Quincy Meadow 1036 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
  JEPS113751  Hordeum brachyantherum subsp. brachyantherum Lowell Ahart, John Dittes 2007-6-16 14150 Plumas On the bottom of a small stream, about 200 yards south of County Road 111 (Beckwourth Genesee Road), 20 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis 1647 Comment
  UC1132103  Hordeum brachyantherum subsp. brachyantherum E. Sawyer 1935-6-7 83 Plumas 3 3/4 mi ssw Sugarloaf Peak; Sierraville Quad. Comment
  CAS-BOT-BC284729  Hordeum jubatum John Thomas Howell 1961-9-25 36935 Plumas Feather River bed, Portola 1478 Comment
  CDA12147  Horkelia fusca subsp. parviflora G. F. Hrusa, J. Dinsdale 1989-6-27 7220 Plumas Sierra Nevada; North shore of Bucks Lake. Comment
  CHSC57451  Horkelia fusca subsp. parviflora L. P. Janeway; Melinda Carlson 1991-6-18 4045 Plumas Plumas National Forest. North side of Middle Fork Feather River, south side of Hwy 70, at Delleker, ca 0.3 mi weast of Portola. In pasture. 1472 Comment
  CAS-BOT-BC143990  Horkelia fusca var. tenella Alice Eastwood 1927-6-17 14642 Plumas Long Valley, United States Forest Reserve Comment
  SEINET11910372  Horkelia tridentata I. Knight, Knight, W. 1983-1 4906 Plumas In Yellow Pine Forest plant community, 4 mi N of Chester on rd to Drakesbad Comment
  POM34915  Horkelia tridentata subsp. flavescens Marcus E. Jones 1897-7-3 s.n. Plumas Prattville. 1372 Comment
  SEINET6768050  Horkelia tridentata subsp. flavescens P. A. Lehenbauer 1934-5-25 s.n. Plumas Sierra Nevada; 15 miles W of Portola. Comment
  CAS-BOT-BC538237  Horkelia tridentata var. flavescens Alice Eastwood 1927-6-15 14605 Plumas United States Forest Reserve, Long Valley trail Comment
  OBI10077  Horkelia tridentata var. tridentata Lewis S. Rose 1967-6-12 67110 Plumas Butterfly Valley, ca 3 mi W of Keddie 1219 Comment
  UCD115192  Hornungia procumbens Kim Nixon 1977-5-29 43 Plumas Bird Creek Road, 0.2 mile north of Greeno Road, 7.2 miles east of Doyle. 1950 Comment
  UCD106147  Hosackia oblongifolia Tofsrud 1948-7-1 s.n. Plumas Between Quincy and R.R. Junction. Comment
  CHSC102582  Hosackia oblongifolia var. oblongifolia L. P. Janeway; B. Castro 2009-7-4 9846 Plumas Northern High Sierra Nevada. Upper end of Rock Island Ridge. 1576 Comment
  CHSC113588  Hosackia oblongifolia var. oblongifolia Lowell Ahart 2014-8-24 19749 Plumas Center of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. 1533 Comment
  CHSC34872  Hosackia oblongifolia var. oblongifolia M. S. Taylor 1981-7-29 4148 Plumas Along creek crossing 25N42-Flournoy Grade, 0.2 mi n of North brnach of Ward Creek, ca. 5 air mi se of Genesee. 1828 Comment
  CHSC101465  Hosackia stipularis var. ottleyi L. P. Janeway; Matt Simenc, Alicia Rhoades, Dorothy Kieffer 2009-6-15 9804 Plumas Northern High Sierra Nevada. Broad ridge between Mt. Ararat Creek and Willow Creek, just above where the slope gets steep into the north side of the canyon of Middle Fork Feather River. 1678 Comment
  JEPS17480  Hydrocotyle verticillata J. G. Lemmon 1889-6-4 2710 Plumas Mohawk Valley Comment
  SEINET10837216  Hydrophyllum capitatum var. alpinum Mary Susan Taylor, M. Foster 1981-6-3 Taylor 3838 Plumas T24N R12E nw/sw sec 28, Mt Ingalls quad. N side of Rd 24N61, ca. 1.5 air mi S of Little Summit Lake, ca. 10 mi NW of Portola; elevation ca. 6900 ft. 2103 Comment
  UC1586415  Hydrophyllum occidentale Vernon H. Oswald and Lowell Ahart 1991-6-18 4687 Plumas about 4 air mi n Greenville (Forest Rd 28N38, 3.4 mi ene of its junction with County Rd 201 (Old Haun Rd)) 1609 Comment
  SJSU13930  Hypericum anagalloides N. A. Hopkins 1985-8-27 1317 Plumas Grass L 1786 Comment
  CHSC102642  Hypericum formosum var. scouleri Lowell Ahart; John Dittes Josephine Guardino 2009-7-22 16137 Plumas On the west side of Forest Service Road 27NO2K, east side of Long Valley, about 3.5 miles (air) west-southwest of Greenville, about 5.2 miles (air) southeast of Lake Almanor Dam. 1606 Comment
  CHSC65498  Hypericum formosum var. scouleri L. P. Janeway 1995-9-18 4929 Plumas 0.8 mi southeast of the southern tip of Crocker Mountain; at spring along Road 24N06 about halfway between Crocker Meadow and Big Grizzly Creek. 1865 Comment
  JEPS101239  Hypericum formosum var. scouleri Dean W. Taylor 2000-8-8 17563 Plumas Wemple Cabin, Antelope Creek 1 air mi NE from Antelope Lake (upper Feather River watershed) 1859 Comment
  CHSC82635  Ipomopsis aggregata subsp. formosissima L. P. Janeway 2001-7-3 7263 Plumas Northern High Sierra Nevada. Top of south-facing slope overlooking Middle Fork Feather River; head of Sherman Creek. 1707 Comment
  RSA304667  Ipomopsis aggregata subsp. formosissima J. R. Shevock 1972-5-19 2017 Plumas Cresent Mills Comment
  CAS-BOT-BC135744  Iris hartwegii M. S. Taylor 1982-6-1 4575 Plumas On e. side of Hwy 70, ca. 1 mi. no of quincy. 1097 Comment
  CAS-BOT-BC123367  Iris hartwegii subsp. pinetorum Alice Eastwood 1927-6-11 14454 Plumas Forest Lodge, near Greenville Comment
  SJSU13909  Iris tenuissima N. A. Hopkins 1987-6-3 1390 Plumas near summit of Red Hill between E branch of N Fork of Feather River & N Fork of Feather River Comment
  CAS-BOT-BC123370  Iris tenuissima var. purdyiformis E. P. Chace 1934-4-11 s.n. Plumas Camp Rodgers Comment
  CAS-BOT-BC61863  Isoetes nuttallii John Thomas Howell; Gordon H. True; Walter Knight; Irja Knight 1967-7-12 2145 Plumas Pond reservoir 1097 Comment
  CAS-BOT-BC137406  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-BC205203  Ivesia aperta James R. Shevock; Barbara Ertter 1986-7-20 11736 Plumas Northern Sierra Nevada. Sierra Valley. Along the west side of County road A23, about 100 yards south of railroad tracks and near the town of Beckwourth 1650 Comment
  SJSU13926  Ivesia baileyi N. A. Hopkins 1986-7-15 1362 .5 Plumas by rd below Frenchmans Cr Reservoir Comment
  RSA530030  Ivesia baileyi var. baileyi D. W. Taylor, Glenn Clifton 1990-6-25 11172 Plumas Little Last Chance Creek, downstream 0.6 mile form Frenchman Flat Reservoir Comment
Read comments Jan 15 2009
  CHSC84532  Ivesia sericoleuca John Dittes 2003-8-8 2003 -89 Plumas Northern High Sierra Nevada; northwest edge of Sierra Valley, ca. 5.7 air-miles southeast of Portola, ca. 3.4 air-miles south of Beckwourth, ca. 0.9 air-mile north of Dyson Lane. At east edge of Beckwourth-Calpine Road (A23). 1488 Comment
  RSA789451  Ivesia sericoleuca James R. Shevock 1986-7-20 11737 Plumas Sierra Valley. Along the west side of County road A23, about 100 yards south of railroad tracks and near the town of Beckwourth. 1650 Comment
  CAS-BOT-BC109969  Juncus C. Etienne 1969-7-26 296 Plumas Along quiet pond off Middle Fork of Feather River Highway 89 near Graeagle next to Feather River Park Resort entrance. 1280 Comment
  CHSC28166  Juncus balticus J. D. Jokerst 1979-6-23 282 Plumas In first meadow S. of Meadow Valley Cr. and E. of Forest Service rd. to Deanes Valley (S. of road between Bucks Lake and Quincy). Comment
  UCD141359  Juncus bufonius L. Ahart 1981-9-6 3106 Plumas Indian Creek, about 1/2 mile southwest of the intersection of Highway 89 and Arlington Road, about 1.5 miles southwest of Crescent Mills. 1097 Comment
  CHSC97622  Juncus bufonius var. bufonius Lowell Ahart; John Dittes 2007-6-16 14104 Plumas Gravel bars along a small stream, on the south side of of County Road 111 (Beckwourth Gensee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1647 Comment
  CHSC91933  Juncus confusus Lowell Ahart; Josephine Guardino 2005-8-9 12265 Plumas In a small meadow and near a small drainage, between Lights Creek and Fant Creek, west of Forest Road 27N09, about 6 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1635 Comment
  UCD108044  Juncus confusus Tim Kuhn 2006-7-11 79 Plumas on Plumas NF forest service road 107407. Comment
  RSA0105469  Juncus covillei Lowell Ahart 2014-8-26 19770 Plumas Center of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air), north of La Porte. 1533 Comment
  JEPS88406  Juncus dudleyi Vernon H. Oswald and Lowell Ahart 1996-8-1 8143 .1 Plumas Forest Rd. 27N16 at creek Dyer Mtn., Second Water Trough Creek (s slope of mt., ca 1.25 mi nw of Hauns Mdw. ca 2 mi se Dyer Mt. Lookout, n of Hwy 89, e of Lake Almanor, nw of Greenville) Comment
  JEPS122285  Juncus ensifolius Lowell Ahart 2014-8-24 19734 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
  RSA286271  Juncus ensifolius Robert F. Thorne 1974-7-30 45009 Plumas Plumas National Forest: Butterfly Valley Botanical Area. 1158 Comment
  RSA718039  Juncus ensifolius R. D. Fischer, Jenny Marr 2004-8-7 821 Plumas Sierra Nevada foothills between Butte Meadows and highway 89, along Humbug Valley Road at the Yellow Creek crossing. 1220 Comment
  SJSU14270  Juncus hemiendytus var. hemiendytus N. A. Hopkins 1989-6-7 1511 Plumas Crocker Meadow on W side Beckwourth-Genesee Rd c. 4 mi N of Beckwourth 1524 Comment
  CHSC101959  Juncus howellii Lowell Ahart; John Dittes 2009-7-27 16177 Plumas High bank on the north side of a small dry pond, headwaters of Grizzly Gulch, 2.1 miles (air) northeast of Butt Valley Reservoir Dam. 1479 Comment
  HSC100777  Juncus howellii Lowell Ahart, John Dittes 2009-8-28 16355 Plumas N side of F.S. Rd. 27N98, headwater of Clear Creek, 2 (air) mi. N of Butt Valley Reservoir Dam and 3 (air) mi. SW of Lake Almanor Reservoir Dam. Comment
  HSC102777  Juncus howellii L. Ahart 2008-8-13 15162 Plumas About 1.75 air miles S of Little Grass Valley Reservoir, ~1.0 mi. NE of La Porte, west of East Branch Creek, on the western side of La Porte Rd. 1614 Comment
  JEPS113844  Juncus laccatus Lowell Ahart, John Dittes, Josephine Guardino 2007-8-10 14459 Plumas About 20 yards south of Beckwourth Gensee Road, there is a small quarry east of a poor road, the meadow and stream, about 2 miles (air) north of the north end of Lake Davis 1761 Comment
  CDA28694  Juncus macrandrus L. Ahart 2008-8-14 15213 Plumas About 100 yards north of the paced road, about 1/4 mile west of the bridge where the South Fork of the Feather River flows into Little Grass Valley Reservoir, about 4 1/2 miles (air) north of La Porte. Elevation: 5240 (GPS) feet. 0 Comment
  JEPS114940  Juncus macrandrus Lowell Ahart 2008-8-14 15213 Plumas Meadow (swamp, bog), about 100 yards north of the paved road, about 1/4 mile west of the bridge where the South Fork of the Feather River flows into Little Grass Valley Reservoir, about 41/2 miles (air) north of La Porte 1597 Comment
  CHSC49618  Juncus mertensianus Vernon Oswald 1984-6-25 1319 Plumas La Porte-Quincy Rd., ca. 9.4 mi n-e of La Porte. In meadow. 1889 Comment
  UC1133600  Juncus mexicanus E. Sawyer 1935-6-11 96 Plumas 5.25 mi w Summit; Sierraville Quad. 1493 Comment
  CDA15904  Juncus nevadensis B. Smith, G. F. Hrusa 1996-7-16 s.n. Plumas Plumas National Forest; Upper Bull Run Creek off USFS 23N12E. Comment
  CHSC100450  Juncus nevadensis var. nevadensis Lowell Ahart 2008-9-10 15373 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
  CHSC97271  Juncus nevadensis var. nevadensis Lowell Ahart; John Dittes 2007-8-9 14440 Plumas About 80 yards north of the road, on the north slope of Mount Ingalls, about 6 miles (air) northwest of the north end of Lake Davis. 2551 Comment
  JEPS114896  Juncus nevadensis var. nevadensis Lowell Ahart 2008-9-10 15387 Plumas A little north of the culvert, bottom of Onion Valley Creek, on the east side of Quincy la Porte Road, about 9 1/2 miles (air) northeast of La Porte 1899 Comment
  SEINET13709843  Juncus orthophyllus Lowell William Ahart, Lowell William Ahart 2001-1 8899 Plumas Small Branch of Butt Creek, 2.5 Mi. N of Humboldt Summit (T27N, R5E, sec 20, NW 1/4) 6000 Ft. 1829 Comment
  UC1101098  Juncus orthophyllus Malcolm A. Nobs and S. Galen Smith 1949-8-20 1467 Plumas about 13 mi sw Milford (on road between Milford and Beckwourth) Comment
  CHSC97301  Juncus parryi Lowell Ahart; John Dittes 2007-8-9 14439 Plumas About 80 yards north of the road, on the north slope of Mount Ingalls, about 6 miles (air) northwest of the north end of Lake Davis. 2551 Comment
  SEINET3150963  Juncus phaeocephalus var. paniculatus E. K. Balls 1950-9-15 15841 Plumas N Fork Feather River, 6 miles NW of Chester 1402 Comment
  JEPS122237  Juncus tenuis Lowell Ahart 2014-9-9 19852 Plumas Below the high water line, on the west side of Sly Creek, Sly Creek Reservoir, about 7 miles (air) southwest of La Porte. Comment
  RSA754875  Juncus tenuis L. Ahart, John Dittes 2009-9-7 16390 D Plumas Below the high water line of Lake Almanor, about 2000 feet NW of lake Almanor Dam. 1591 Comment
  SEINET8567016 Image available Juncus uncialis A. A. Heller, P. B. Kennedy 1907-7-6 Plumas Red Clover Valley Comment
  CAS-BOT-BC85336  Juniperus occidentalis J. G. Lemmon s.n. Plumas Near Quincy Comment
  NY19867  Juniperus occidentalis H. E. Brown 1897-8-1 503 Plumas This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  CHSC53025  Juniperus occidentalis subsp. australis L. P. Janeway 1989-6-23 3389 Plumas Upper slope overlooking Crocker Mdw from the east. Beckwourth Ranger District. 1874 Comment
  LA41755  Kalmia polifolia C. W. Hollis; 1928-6-30 sn Plumas Mt. Lassen National Forest, Drakesbad Comment
  RSA150585  Keckiella breviflora subsp. glabrisepala Lee W. Lenz 1961-6-20 24351 Plumas Feather River Canyon. 488 Comment
  CAS-BOT-BC246163  Keckiella lemmonii M. S. Taylor 1982-8-10 4953 Plumas Along spur road off Seneca Road (306), ca. 2 air miles SW of Canyon Dam 1554 Comment
  CHSC102072  Keckiella lemmonii Lowell Ahart; John Dittes 2009-7-15 16099 Plumas On dry rocky soil, northeast of the power line, on the west side of Forest Sevice Road 26N22, about 2.3 miles (air) southeast of Butt Valley Reservoir Dam. 1517 Comment
  POM181611  Keckiella lemmonii Unspecified 1874-09 s.n. Plumas Quincy. Comment
  JEPS29545  Kelloggia galioides John Thomas Howell 1960-7-17 35489 Plumas Drakesbad; Lassen Volcanic National Park 1676 Comment
  CAS-BOT-BC340349  Kyhosia bolanderi Lowell Ahart 1979-8-16 s.n. Plumas Along Ohio Ravine 1700 Comment
  JEPS104114  Lactuca serriola Lowell Ahart 2003-9-7 10558 Plumas Near a seep and spring on the n side of the road, on Hartman Bar Ridge, ca 1 mi (air) sw of Franklin Hill, ca 3 1/2 mi (air) nw of Tamarack Flat, ca 6 mi (air) nw of Little Grass Valley Reservoir Dam. 1524 Comment
  CHSC34881  Lagophylla ramosissima M. S. Taylor 1981-8-31 4252 Plumas S side of Hwy 89, ca. 0.5 mi s of Clio. 1341 Comment
  CHSC79463  Lagophylla ramosissima subsp. ramosissima G. F. Hrusa; B. Smith 1996-7-15 13224 Plumas Northern California. Sierra Nevada -- Plumas National Forest. Roadside near inter. of Hwy 70 and Sloat Rd. approx. 3 m. E of Spring Garden. [Original lat./long. on label is '39 52 N; 120 44 W']. 1530 Comment
  CAS-BOT-BC205065  Lathyrus sulphureus C. L. Hitchcock 1950-5-28 19229 Plumas 5 miles SW of Greenville on road to Quincy Comment
  SEINET10872155  Layia glandulosa Mary Susan Taylor 1982-5-19 Taylor 4481 Plumas T23N R14E se/nw sec 32. Portola quad. Sandy open slope on w facing ridge, ca. 1.5 mi e of Portola. 5600 ft. 1706 Comment
  CAS-BOT-BC534927  Lemna minuta M. S. Taylor; M. Foster 1981-2-6 3831 Plumas Spring garden quad, w side of Williams Loop, 0.2 mi se of Spring Garden overpass, ca. 7.5 mi se of Quincy. 1188 Comment
  CAS-BOT-BC88777  Lepidium appelianum F. H. Surber 1972-8-1 s.n. Plumas Abandoned mill site, approximately 2 miles east of Portola. Comment
  CAS-BOT-BC88844  Lepidium campestre Robert J. Weatherby 1950-7-7 1444 Plumas Forestry Headquarters, Quincy. 1066 Comment
  CHSC20810  Lepidium campestre K. R. Stern 1975-7-24 5847 Plumas E shore of Lake Almanor. 1371 Comment
  CAS-BOT-BC88868  Lepidium chalepense W. Harnach; N. Harnach 1989-5-22 115 Plumas Sierra Valley. East side of Co. road A-23 in road ditch. 1490 Comment
  CAS-BOT-BC12826  Lepidium perfoliatum John Thomas Howell 1962-6-17 37732 Plumas Sierra Nevada. Portola. 1463 Comment
  UC569998  Lepidium perfoliatum E. Sawyer 1935-6-10 86 Plumas 2.5 mi ssw Sugarloaf; Sierraville Quad. 1493 Comment
  CAS-BOT-BC60094  Lepidium virginicum var. menziesii Javier Penalosa 1962-6-19 2502 Plumas +-6.2 miles southeast of Quincy. 1097 Comment
  CHSC36867  Leucanthemum vulgare M. S. Taylor 1982-6-24 4753 Plumas Roadbank, n side of ridge at entrance to Gansner Park from Hwy 70, Quincy. 1066 Comment
  CAS-BOT-BC342087  Leucanthemum vulgare John Thomas Howell; Walter Knight; Irja Knight; Gordon True 1968-6-11 2356 Plumas Butterfly Botanical Area. Confluence of Spanish Creek & Butterfly Creek Comment
  CAS-BOT-BC59604  Leucothoe davisiae Robert J. Weatherby 1950-8-11 1523 Plumas Slopes of Mt. Elwell, Lakes Basin Area. 2225 Comment
  CAS-BOT-BC59620  Leucothoe davisiae Anna Head 1921-7-24 s.n. Plumas Small valley on trail to Long L. Feather River Region. Comment
  JEPS103433  Leucothoe davisiae Lowell Ahart 2002-7-6 9842 Plumas On the S side of the dirt road and S of the large meadow, on Rock Island Ridge, ca 3/4 mile SE of Soapstone Hill and the Oroville Quincy Highway, ca 1 1/2 miles (air) NE of Four Trees. 1611 Comment
  SEINET10907246  Leucothoe davisiae Mary Susan Taylor 1974-7-3 Taylor 293 A Plumas Butterfly Valley Botanical Area, ca. 10 mi NW of Quincy on Hwy 70. Associates: Drosera rotundifolia, Darlingtonia californica. 1219 Comment
  UC688918  Lewisia cantelovii George B. Youngs 1943-6-3 Plumas 2 1/2 mi up n fork of Feather River from highway Belden; Feather River 914 Comment
  HSC100757  Lewisia kelloggii subsp. hutchisonii L. P. Janeway 2011-7-6 10495 Plumas Plumas National Forest, W edge of top of Goat Mountain, 0.7 km SE of the SE side of Little Grass Valley Reservoir; 4.2 air km. NNE of La Porte. 0 Comment
  CHSC112526  Lewisia nevadensis B. Castro; L. P. Janeway 2008-6-8 1738 Plumas Northern High Sierra Nevada. SW side of lower Thompson Valley 0.8 mi N of the mouth of McReynolds Creek at Red Clover Creek. W side of Thompson Creek, at base of low knolls with rounded granitic rock outcrops, ca 250 ft below edge of open Ponderosa-Jeffrey pine forest. 1667 Comment
  CAS-BOT-BC444565  Lewisia triphylla Lowell Ahart 1986-7-8 5348 Plumas About 1 mile north-west of Pilot Peak, about 14 miles north-east of La Porte 1981 Comment
  CHSC107273  Lewisia triphylla L. P. Janeway 2011-7-6 10496 Plumas Northern High Sierra Nevada. Plumas National Forest; west edge of top of Goat Mountain, 0.7 km southeast of the southeast side of Little Grass Valley Reservoir; 4.2 air km north-northeast of La Porte. 1721 Comment
  RSA129540  Leymus condensatus E. Sawyer 1935-6-14 103 Plumas 3/4 mile W. of Sugarloaf; Sierraville 1524 Comment
  UCD87575  Leymus triticoides John Thomas Howell 1955-7-19 30802 Plumas Vinton. 1505 Comment
  CHSC21585  Ligusticum californicum L. M. Mayer; D. E. Brink Jr. 1975-8-12 Plumas Comment
  CHSC112111  Ligusticum grayi L. P. Janeway 2014-7-15 11540 Plumas Northern High Sierra Nevada. Plumas National Forest. Happy Valley, about 6.4 air-km northeast of Crombeerg; along Long Valley Creek in the southwest corner of Happy Valley (the lower corner of the meadow complex). 1717 Comment
  CHSC118836  Ligusticum grayi Wendy L. Boes 2015-6-26 2015026 C Plumas Plumas National Forest. Located near Moonlight Valley, south of Forest Service road 28N30C, northwest of 27N72. UTM 688052 E, 4451991 N, NAD83 Zone 10N. 1825 Comment
  UC1134624  Lilium columbianum G. T. Nordstrom 1934-7-2 172 Plumas 1 mi se Mt. Ararat; Plumas National Forest, Bidwell Quad. 1584 Comment
Read comments Dec 13 2006
  CAS-BOT-BC509333  Lilium kelleyanum Mary Strong Clemens 1920-6-18 s.n. Plumas Lake Almanor Comment
  CAS-BOT-BC509347  Lilium kelleyanum Mary E. Wall 1939-6-25 s.n. Plumas Brush Creek Ranger Station Comment
  CAS-BOT-BC509350  Lilium kelleyanum Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1690 Plumas Above Sweetwater Meadow 1127 Comment
  UCD139759  Lilium washingtonianum J. M. Tucker 1948-7-24 1728 Plumas ca. 1/2 mile northeast of Camel Peak. 1615 Comment
  UCD139756  Lilium washingtonianum Gerald Dickinson 1963-7-1 61 Plumas State Highway 89, 7 miles northwest of Canyon Dam. 1097 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-BC133084  Lilium washingtonianum subsp. washingtonianum Alice Eastwood 1927-6-1 s.n. Plumas Forest Lodge near Greenville, United States Forest Reserve Comment
  CAS-BOT-BC246072  Limosella aquatica A. A. Heller; P. B. Kennedy 1907-7-2 8684 Plumas Between Vinton and Beckwith Comment
  CAS-BOT-BC246071  Limosella aquatica M. S. Taylor 1982-9-7 5107 Plumas Ramelli Ranch, side of Feather River, ca. 2 mi. W of Beckwourth 1487 Comment
  SEINET10496781  Linanthus bakeri Mary Susan Taylor, M. Foster 1981-6-2 Taylor 3823 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
  UC133949  Linanthus harknessii Mrs. R. M. Austin 1880-1 Plumas Big Meadows Comment
  UC917268  Linnaea borealis subsp. longiflora J. M. Tucker 1948-7-25 1735 Plumas in vicinity of Cascade Comment
  CHSC46543  Listera convallarioides Lowell Ahart 1976-7-16 1174 Plumas About 5 miles north-west of Little Grass Valley Reservoir, about 1 mile west of Fowler Peak. 1828 Comment
  RSA794953  Listera convallarioides Lowell A. Ahart, John Dittes 2009-7-28 16196 Plumas Seeps, slope northwest of mine, west above Forest Service Road 27N28Y, 2.9 air miles northwest of Butt Valley Reservoir Dam. 1582 Comment
  CAS-BOT-BC435466  Lithophragma glabrum Robert J. Weatherby 1955-6-26 1547 Plumas Mud Lake, Lakes Basin Area. 2194 Comment
  SEINET6032564  Lithophragma parviflorum P. A. Lehenbauer 1926-5-31 1570 Plumas Plumas State Park Comment
  CAS-BOT-BC428428  Lithophragma tenellum Ella Dales Cantelow 1941-5-19 3519 Plumas Nr. Frenchman Creek n.e. of Beckwourth. Comment
  CHSC58041  Lithophragma tenellum Vernon H. Oswald 1992-6-1 4959 Plumas Lassen Volcanic National Park. Juniper Lake Rd., 0.3 mi N of the park boundary, beside a tributary of Brenner Creek. 1987 Comment
  RSA88609  Lithophragma tenellum John T. Howell 1951-6-28 27691 Plumas Eureka Peak 1982 Comment
  SEINET12215667  Lithophragma tenellum Unknown 1978-1 15 Plumas ca 0.2 mi S jct Hwy 70 & Bucks Lake Rd, ca 0.5 mi NW of Boyle Ravine Comment
  UC170981  Lithospermum californicum H. M. Hall 1912-6-28 9279 Plumas Sierra Nevada Mts., Spanish Creek 1158 Comment
  RSA636045  Lomatium donnellii Michael A. Vincent 1999-6-8 8555 Plumas Plumas National Forest, Milford Ranger District, along FS 26N17 just north of FS 26N40 Comment
  UC1776681  Lomatium hendersonii G. Schoolcraft 1997-5-18 2591 Plumas Top of Dimond Mtns. Farthest peak E on main ridge 2255 Comment
  UCD169253  Lomatium macrocarpum S. L. Welsh; N. D. Atwood 2001-6-13 28135 Plumas W end of Dixie Valley, N of Beckwourth. 1711 Comment
  SEINET7880163 Image available Lomatium nevadense E. Sawyer 1935-1 67 Plumas 7 3/4 miles NNE of Sattley Sec. 36 T.22N. R. 14E. 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
  SEINET7880164 Image available Lomatium nudicaule E. Sawyer 1935-1 52 Plumas 1 3/4 miles N.E. of Hawks Sec. 25 T. 23N. R. 13E. 1585 Comment
  UC1730236  Lomatium plummerae L. P. Janeway 1998-6-2 5623 Plumas Squaw Valley; northeast side of Road 28N01 0.6 mi northwest of Road 26N70(''Four Corners''). 1705 Comment
  SD6572  Lonicera conjugialis Mrs. R. M. Austin 1879-1 Plumas Mt Dyer, Big Meadows. Comment
  CAS-BOT-BC240671  Lonicera interrupta Mary Strong Clemens 1920-6-29 s.n. Plumas Quincy Comment
  CAS-BOT-BC240672  Lonicera interrupta John Thomas Howell 1951-6-26 27550 Plumas Feather River Canyon 853 Comment
  CAS-BOT-BC243912  Lonicera involucrata var. involucrata E. K. Balls 1950-9-7 15701 Plumas Lake Center Public Campground 2042 Comment
  CHSC64428  Lonicera involucrata var. involucrata B. Castro; G. Kuenster, L. Gehrung 1994-7-20 525 Plumas Ca 0.2 mi S of Whitehorse Campgd at E side of Bucks Lake, ca 100 yd S of Bucks Creek where bike path crosses moist edge of tributary creek. 1584 Comment
  UCD19148  Lotus June McCaskill 1956-6-6 458 Plumas Lake Almanor region. Comment
  CDA13374  Lotus nevadensis var. nevadensis G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-15 13223 Plumas Sierra Nevada; at inter. of Hwy. 70 & Sloat Rd. approx. 3 m. E of Spring Garden. Comment
  SEINET10973149  Lotus oblongifolius var. nevadensis Douglas G. LeDoux, Katherine L. Morris; David B. Dunn 1973-6-5 LeDoux 1072 Plumas Collected on s side of greenville on n facing slope. Douglas fir forest on small Side road. 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
  RSA31787  Lotus unifoliolatus A. A. Heller 1938-7-2 15231 Plumas Along the highway north of Quincy near the bridge over Spanish Creek. 1067 Comment
  RSA59274  Lotus unifoliolatus E. K. Balls 1950-8-31 15568 Plumas Behind Forest Service Ranger Station, Quincy, American Valley. 1098 Comment
  CHSC66694  Ludwigia palustris Vernon H. Oswald; Linnea Hanson 1996-7-30 8100 Plumas Butterfly Valley Botanic Area NW of Quincy on Forest Rd. 25N47 ca. 0.3 mi S of its junction with Forest Rt. 417. Near the dam at the pond. 1188 Comment
  CHSC92283  Lupinus albicaulis John Dittes 2005-6-23 1182 Plumas Northern High Sierra Nevada Range; east edge of Indian Valley; ca. 2.7 air-miles east x northeast of Crescent Mills, ca. 2.5 air-miles north x northwest of Taylorsville, ca. 1.4 air-miles west of Keddie Point, near intersection of County Road 112 and County Road 206. 1072 Comment
  SEINET10488369  Lupinus albicaulis Patricia L. Kenney 1973-6-5 Kenney 421 Plumas Along roadside of hwy 89, 5 miles n of junction of hwy 70 and 89. Yellow pine, Douglas fir and oaks 1067 Comment
  JEPS85929  Lupinus arbustus L. P. Janeway 1990-6-8 3707 Plumas along rd 23N12 ca 0.8 mi n of jct with rd 23N51 (Little Long Valley, e facing side of canyon, Beckwourth Ranger District); Plumas National Forest, Mt. Ingalls Quad. 1722 Comment
  RSA372162  Lupinus arbustus subsp. silvicola LeDoux, Morris, Dunn 1973-6-5 1077 Plumas Collected on south side of Greenville. Comment
  UC174571  Lupinus argenteus A. A. Heller with P. B. Kennedy 1907-7-3 8740 Plumas Hills above Red Clover Valley. Comment
  CAS-BOT-BC196345  Lupinus argenteus var. argenteus L. P. Janeway 1990-7-2 3755 Plumas Ca 100 ft west of Paradise Cr and ca 3/4 mi south of Little Grizzly Cr. 1889 Comment
  CHSC101779  Lupinus argenteus var. heteranthus Lowell Ahart; John Dittes, Josephine Guardino 2009-6-14 15872 Plumas East of Forest Road 27N01Y, about 1.3 miles (air) west of Lake Almanor Dam. 1462 Comment
  UCD106817  Lupinus argenteus var. heteranthus M. S. Taylor 1982-8-19 5025 Plumas Along Pitch Canyon Rd, ca. 1 mi sw of its jct with Milford-Beckwourth Rd, ca. 4 mi s of Milford. 1828 Comment
  SEINET8080311  Lupinus argenteus var. heteranthus A. A. Heller, P. B. Kennedy 1907-7-2 8685 Plumas Between Vinton and Beckwith Comment
  CHSC97068  Lupinus argenteus var. meionanthus Lowell Ahart; Josephine Guardino 2007-7-20 14353 Plumas Dry ridge, on the southwest side of Lake Davis Road, Charles Valley, about 1 1/4 miles northwest of Portola. 1518 Comment
  CHSC52427  Lupinus argenteus var. palmeri L. P. Janeway 1990-7-4 3764 Plumas Plumas National Forest. Along road to Lunker Point; west side Frenchman Lake. 1722 Comment
  SEINET7062841 Image available Lupinus bicolor A. G. Vestal 1947-3-28 s.n. Plumas Warner Valley South West. UTM 10, 643001mE, 4468076mN.(WGS84/NAD83). 1521 Comment
  CAS-BOT-BC196669  Lupinus breweri var. breweri J. G. Lemmon 1887-9-1 s.n. Plumas Above Sierra Valley Comment
  JEPS113538  Lupinus breweri var. breweri Lowell Ahart, Josephine Guardino 2007-7-21 14378 Plumas Around pine trees, about 100 yards northeast of the bridge, about 80 yards east of the intersection, on the north side of the Beckwourth Taylorsville Road, about 2 1/2 miles (air) northwest of the most northwest part of Lake Davis 1793 Comment
  RSA121705  Lupinus caudatus E. Sawyer 1935-6-1 55 Plumas 1 mile northwest of Kerby. 1524 Comment
  SEINET10452034  Lupinus confertus Mary Susan Taylor 1982-7-13 Taylor 4825 Plumas T26N R9E se/nw sec 22. Greenville SW quad. Bellas Flat, s side of Round Valley Reservoir, ca. 4 mi s of Greenville. 4500 ft. Dry cobbly drainage in Mixed Coniferous Forest. 1372 Comment
  CAS-BOT-BC215363  Lupinus dalesiae M. S. Taylor 1982-6-16 4678 Plumas N side of 24N26, 0.5 mile W of its jct with Quincy-LaPorte Road, ca. 3 miles SE of Quincy 1645 Comment
  CAS-BOT-BC215390  Lupinus dalesiae M. S. Taylor 1982-6-2 4597 Plumas Along 23N11, on loop through Cogswell Ravine, 3.2 miles NE of Jackson Creek Campground, ca. 5 air miles N of Mohawk 1737 Comment
  CAS-BOT-BC215398  Lupinus dalesiae L. P. Janeway 1990-6-6 3698 Plumas Flat on N side of Long Valley ca 0.5 mile E of Rattlesnake Creek and ca 0.5 ile N of Highway 70/89; vicinity of Sloat 1356 Comment
  CAS-BOT-BC215421  Lupinus dalesiae Walter & Irja Knight 1968-6-18 2334 Plumas Road between La Porte and Quincy 1859 Comment
  CAS-BOT-BC215422  Lupinus dalesiae M. L. Conrad; Dunn; LeDoux 1973-6-5 7058 Plumas 5.2 miles W of junction of Highway 70 and Meadow Valley Road in Quincy 1219 Comment
  CDA13226  Lupinus dalesiae G. F. Hrusa 1996-7-21 13382 Plumas Sierra Nevada; at NW base of Lava Peak immediately above Little Long Valley Creek. Comment
  CHSC36859  Lupinus dalesiae M. S. Taylor 1982-7-12 4818 Plumas Along Eureka Peak Rd, ca. 1.5 mi s of McRae Meadows turnoff, ca. 6 air mi w of Mohawk. 2164 Comment
  CHSC88823  Lupinus dalesiae L. Hanson 1983-6-7 199 Plumas Plumas National Forest. Grays Flat. 1341 Comment
  RSA71299  Lupinus dalesiae L. S. Rose 1951-6-28 s.n. Plumas Above Eureka Lake, north of Johnsville 2073 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
  SEINET10452050  Lupinus dalesiae Mary Susan Taylor 1982-5-27 Taylor 4546 Plumas T24N R8E ne/sw sec 14. Bucks Lake NE quad. W side of Bucks Lake-Spanish Creek Rd across from 1084 residence, in Meadow Valley. 3800 ft. 1158 Comment
  SEINET10452058  Lupinus dalesiae Mary Susan Taylor 1982-6-17 Taylor 4694 Plumas T23N R11E sw/sw sec 18. Blue Nose Mt quad. S side of 23N44Y, 0.8 mi se of its jct with Peoria Creek Rd (23N10), ca. 3 air mi sw of Sloat. Elev 5600 ft. 1707 Comment
  SEINET10452066  Lupinus dalesiae Mary Susan Taylor 1982-6-7 Taylor 4615 Plumas T24N R8E n/nw sec 34. Bucks Lake NE quad. W side of Schneider Creek Rd (24N16), 1.2/1.3 mi s of its jct with rd to UC Forestry Camp, l.6/l.7 mi s of Bucks Lake Rd, 2 mi s of Meadow Valley. Comment
  SEINET10452067  Lupinus dalesiae Mary Susan Taylor 1982-6-2 Taylor 4605 Plumas T23N R11E nw/ne sec 22. Johnsville quad. S side of Poplar Creek Rd (23N08), 0.1 mi e of bridge, ca. 1 mi s of Sloat. 4200 ft. 1280 Comment
  SEINET10485195  Lupinus dalesiae Mary Susan Taylor 1982-7-17 Taylor 4689 Plumas T23n r11e sw1/4nw1/4 sec 17. Blue nose mt quad. On open bare phyllite Roadcut, s side of 23n44y, 0.2 - 0.3 mi. W of its jct with bell bar creek rd (23N50y), ca 2 air mi. Sw of sloat. With collinsia torreyi, rives nevadense. 1494 Comment
  SEINET10906996  Lupinus dalesiae Mary Susan Taylor 1982-5-26 Taylor 4539 Plumas T23N R10E ne/sw sec 10. Blue Nose Mt quad. W side of Quincy-LaPorte Rd, 0.2 mi n of end of pavement, 1.1 mi s of its jct with Fells Creek Rd, ca. 4 mi sw of Spring Garden. 4100 ft. 1250 Comment
  SEINET10906997  Lupinus dalesiae Mary Susan Taylor 1982-6-17 Taylor 4689 Plumas T23N R11E sw/nw sec 17. Blue Nose Mt quad. S side of 23N44Y, 0.2-0.3 mi w of its jct with 23N50Y-Bell Bar Cr Rd, ca, 2 air mi sw of Sloat. Elev 4900 ft. 1493 Comment
  CHSC92278  Lupinus grayi John Dittes; Josephine Guardino 2005-6-4 1144 Plumas Northern High Sierra Nevada Range; Drainage of East Branch Lights Creek; ca. 12.3 air-miles northeast of Taylorsville, ca. 5.7 air-miles southwest of Diamond Mountain, ca. 4.2 air-miles southeast of Indicator Peak; south-facing slope ca. 850' north of confluence of East Branch Lights Creek and Morton Creek, ca. 1,232' northeast of junction of FS Road 28N03 and County Road 213. 1373 Comment
  JEPS85926  Lupinus grayi L. P. Janeway 1990-6-6 3699 Plumas ca 1/2 mi e Rattlesnake Creek (and ca 1/2 mi n of Hwy 70/89, vicinity of Sloat, forested flat on n side of Long Valley); Plumas National Forest, Mt. Ingalls Quad. 1356 Comment
  SEINET10483998  Lupinus grayi Mary Susan Taylor 1981-5-10 Taylor 3662 Plumas T25N R11E ne sec 12. Greenville SE quad. N side of Genesee Valley Rd, ca. 4 mi W of Genesee. Oak-Pine Forest; 3600 ft. Dry soils in partial shade. 1097 Comment
  SEINET10490349  Lupinus grayi Mary Susan Taylor 1981-5-10 Taylor 3662 Plumas N side of Genesee Valley Rd, ca 4 mi W of Genesee. 1097 Comment
  SEINET6655083  Lupinus grayi Lewis S. Rose 1968-6-11 68100 Plumas Butterfly Creek; 2 mi S of Keddie.; 0 1036 Comment
  UC865175  Lupinus grayi A. A. Heller 1938-5-30 15134 Plumas along the Feather River Highway #24 near Rich Bar; along the Feather River Highway #24, near Rich Bar 762 Comment
Read comments Aug 1 2007
  UCD108138  Lupinus latifolius Michael A. Vincent 1999-6-8 8556 Plumas Plumas National Forest, Milford Ranger District. Along FS 26N17 just north of FS 26N40. Comment
  CHSC117792  Lupinus lepidus var. confertus B. Castro; Members of Plumas CRM reveg committee 2007-6-26 1652 Plumas Northern High Sierra Nevada. Plumas National Forest. Jordan Flat, on flood plain at confluence of Jordan Creek with Last Chance Creek. Ca 8.5 air mi SE of Milford, 4.8 mi SW of Hwy 395 and 10 mi NW of Doyle. 1773 Comment
  UC83103  Lupinus lepidus var. confertus D. Cleveland 1882-7-21 135 Plumas Prattville; Prattville, Garden Enclosure Comment
  UC85078  Lupinus lepidus var. confertus Mrs. Austin 1882-7-25 Plumas Big Meadows Comment
  UCD150501  Lupinus lepidus var. confertus K. A. Wagnon 1967-7-11 s.n. Plumas Frenchman Creek, Plumas National Forest. Comment
  JEPS103585  Lupinus lepidus var. lobbii Lowell Ahart 2002-6-26 9780 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
  RSA755467  Lupinus lepidus var. sellulus L. Ahart, John Dittes, Josephine Guardino 2009-7-22 16136 Plumas Forest Service Road 27N92K, east side of Long Valley, about 3.5 air miles west-southwest of Greenville, about 5.2 air mile southeast of Lake Almanor Dam. 1607 Comment
  SJSU10714  Lupinus lepidus var. sellulus J. W. Tilden 1958-6-29 1305 Plumas SW shore of L Almanor 1828 Comment
  UCD109312  Lupinus obtusilobus Jim McHenry 1991-1 s.n. Plumas ca. 45 miles east of Oroville. 1524 Comment
  UC333410  Lupinus polyphyllus var. burkei unknown 1889-6-4 Plumas Mohawk Valley Comment
  SEINET10488909  Lupinus sellulus Walter Knight, Irja Knight; John Thomas Howell; Gordon H. True 1967-7-10 Knight 2225 Plumas Between trestle glen and fern glen. 1097 Comment
  RSA414243  Lupinus sellulus subsp. sellulus Anstruther Davidson 1928-7-1 s.n. Plumas Feather River. Comment
  SEINET10490874  Lupinus sellulus var. sellulus Taylor 1982-7-7 Taylor 4787 Plumas Johnsonville quad. Corolla pale blue, fading beige. Along sloat road (509), Ca 1 mi ne of sloat. Dry rocky roadside. With plantago lanceolata, collomia Grandiflora. 1280 Comment
  SEINET6244424  Lupinus stiversii A. A. Heller 1938-1 15131 Plumas Along Feather River near Bucks Creek powerhouse, Transision Life Zone Comment
  UCD109588  Lupinus stiversii M. Vincent 1964-4-8 528 Plumas 1 mile northeast of Storrie. Comment
  POM77725  Lupinus vallicola subsp. vallicola C. P. Smith 1921-7-14 3426 Plumas Quincy, near church. Comment
  JEPS118426  Luzula cascadensis Lowell Ahart 2011-9-20 17687 Plumas Moist open area along a very small stream, on the north side of the poor dirt road on the north side of Pilot Peak, about 9 miles (air) northeast of La Porte 2072 Comment
  JEPS127329  Luzula cascadensis Lowell Ahart 2016-6-29 21076 Plumas About 20 yards east of Forest Service Road 22N72, about 1/4 mile southeast of Table Mountain, about 1 3/4 miles (air) northwest of Tamarack Flat, about 3 3/4 miles (air) northwest of Little Grass Valley Reservoir Dam. Comment
  CAS-BOT-BC436598  Luzula cascadensis John Thomas Howell 1960-7-18 35506 Plumas Lassen Volcanic National Park: Drakesbad 1828 Comment
  CHSC110468  Luzula comosa var. laxa L. P. Janeway 2013-6-2 11125 Plumas Northern High Sierra Nevada. Small meadow 0.3 km east-southeast of the Buckhorn survey monument on the eastern end of Red Mountain. 1892 Comment
  JEPS103523  Luzula comosa var. laxa Lowell Ahart 2002-6-26 9783 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
  CHSC52712  Luzula divaricata L. P. Janeway 1984-9-1 1101 Plumas Lakes Basin Recreation Area; north-facing slope above Round Lake. 2133 Comment
  UCR70849  Lysimachia nummularia David D. Keck 1932-7-4 1627 Plumas N Sierra Nevada Mtns., Lake Almanor Road in the meadow at the city limits of Quincy. 1067 Comment
  SD8621  Madia bolanderi Daniel Cleveland 1882-7-15 Plumas Big Meadows Comment
  CAS-BOT-BC343798  Madia elegans Alice Eastwood 1927-6-17 14660 Plumas United States Forest Reserve. Long Valley Comment
  CAS-BOT-BC343790  Madia elegans David D. Keck 1932-7-3 1620 Plumas North of Spanish Creek. Quincy, in the Northern Sierra Nevada 1065 Comment
  CHSC75460  Madia exigua G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-23 3095 Plumas Northeast of county hospital, 1.8 miles north of Lawrence Street on Highway 70/89, Quincy. 1066 Comment
  CAS-BOT-BC342849  Madia glomerata A. A. Heller; P. B. Kennedy 1907-7-18 8883 Plumas Beckwith [Beckwourth] Comment
  CHSC75462  Madia glomerata G. F. Hrusa; T. D. Wilfred 1996-8-1 13453 Plumas Sierra Nevada. Meadow immed. E of Brady's Camp. Pine Creek Valley, 1/2 mi. NE Argentine Rock. 2125 Comment
  JEPS120495  Madia glomerata L. P. Janeway 2012-10-17 11076 Plumas Northern High Sierra Nevada. Plumas National Forest; 500 m east of Little Grass Valley Reservoir high water line and 200 m south of Kenzie Ravine. Comment
  RSA0118928  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. 1533 Comment
  SBBG21778  Madia glomerata D. Myrick 1964-7-21 893 Plumas E of trail parking area, Drakesbad 1737 Comment
  CAS-BOT-BC342864  Madia glomerata Lowell Ahart 1977-9-10 s.n. Plumas Sutter Buttes Area. 2 miles west of PIlot Peak 1900 Comment
  RSA603707  Madia glomerata Joseph A. Ewan 1934-7-18 8574 Plumas Middle Fork Feather River at Portola Comment
  CAS-BOT-BC343285  Madia gracilis John Thomas Howell; Gordon H. True 1967-7-11 43284 Plumas Two miles from Quincy Junction on road to Mt. Hough 1219 Comment
  CDA17298  Madia gracilis G. F. Hrusa, P. Kerr, S. Winterton 2004-6-25 16347 Plumas Sierra Nevada; Snake Lake, 4 mi. NW of Quincy. Comment
  CHSC97093  Madia gracilis Lowell Ahart; Josephine Guardino 2007-7-20 14313 Plumas North of a small drainage, northeast edge of a large meadow, east of Lighting Tree Campground, east of the paved road, east side of Lake Davis. 1789 Comment
  RSA189378  Madia gracilis L. S. Rose 1967-7-12 67170 Plumas Quincy 1037 Comment
  CAS-BOT-BC343256  Madia gracilis Clarence R. Quick 1934-7-4 s.n. Plumas Headwater of Clear Creek, Plumas National Forest Comment
  CAS-BOT-BC343261  Madia gracilis David D. Keck 1932-7-6 1717 Plumas Halfway between Prattville and Chester 1340 Comment
  CDA8281  Madia gracilis G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-22 3082 Plumas Vacant lot east of Lariat Lodge Motel, East Quincy. Comment
  CAS-BOT-BC512091  Maianthemum racemosum subsp. amplexicaule Mrs. S. G. Suttiffe 1917-8-1 s.n. Plumas Blairsden Comment
  CAS-BOT-BC512092  Maianthemum racemosum subsp. amplexicaule Thomas H. Kearney 1944-8-14 34 Plumas Near Prattville, Lake Almanor Comment
  CAS-BOT-BC347521  Malacothrix floccifera Mrs. E. C. Sutliffe 1927-6-1 s.n. Plumas Indian Valley road near Crater Nat'l Park Comment
  CAS-BOT-BC347522  Malacothrix floccifera J. T. Howell 1959-9-21 s.n. Plumas Slaty road-cut Feather R. Canyon at East Branch Comment
  SD18457  Marsilea vestita J. G. Lemmon 1876-1-8 Plumas Sierra Valley Comment
  CAS-BOT-BC348168  Matricaria discoidea Fred Sommers; Greg Sommers 1976-7-13 s.n. Plumas 1 km. se. of metal bridge over Dyson Lane, Sierra Valley Marshes 1524 Comment
  CAS-BOT-BC348177  Matricaria discoidea Alice Eastwood 1927-6-18 14695 Plumas United States Forest Reserve. Greenville Comment
  UCD107740  Medicago lupulina Robbins and Raynor 1943-6-1 s.n. Plumas Belden. Comment
  JEPS76220  Melica aristata W. L. Jepson 1939-7-31 19298 Plumas halfway between Meadow Valley and Bucks Valley (lower slopes Spanish Peak); Spanish Peak 1676 Comment
  RSA641468  Melica bulbosa Michael A. Vincent 1999-6-8 8567 Plumas Plumas National Forest, Milford Ranger District. Squaw Valley. Valley floor around junction of FS Rt. 70 and FS 01. Comment
  UCD107939  Melica bulbosa Tim Kuhn 2006-6-29 54 Plumas north of Lake Davis at Old House Meadow. 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
  CAS-BOT-BC282096  Melica fugax Alice Eastwood 1918-5-25 6987 Plumas Portola Comment
  CHSC63308  Melica fugax Lowell Ahart 1994-6-12 7316 Plumas Near Cedar Flat, on the west side of Faggs Mine Road, south-west of a small branch of Willow Creek, about 1 1/4 miles (air) south of Bucks Lake. 1706 Comment
  RSA201315  Melica fugax J. T. Howell 1960-7-18 35603 Plumas Drakesbad. Lassen Volcanic National Park. 1677 Comment
  UCD87271  Melica fugax Beecher Crampton 1960-6-21 5740 Plumas 3.5 miles east of Child's Meadow, along Gurnsey Creek; State Hwy. 36. 1463 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
  SJSU7644  Melica harfordii R. E. Palmer 1972-5-12 165 Plumas near Storrie in Feather River Canyon (N Fork Feather River) 518 Comment
  UC578631  Melica stricta E. Sawyer 1935-6-25 148 Plumas 1.5 mi se Crow; Plumas National Forest, Sierraville Quad. 1889 Comment
  CHSC100039  Melica subulata Lowell Ahart 2008-7-16 15071 Plumas East of a small meadow (swamp) about 100 yards north of the paved road, about 1/4 mile west of the bridge where the South Fork of the Feather River flows into little Grass Valley Reservoir, about 2 1/2 miles (air) north of La Porte. 1597 Comment
  RSA59235  Melilotus albus E. K. Balls 1950-8-31 15538 Plumas Spanish Creek, off Hwy. 24, just north of Quincy. 1067 Comment
  JEPS115119  Mentha arvensis Lowell Ahart, John Dittes, Josephine Guardino 2009-7-29 16243 Plumas On damp bare soil, below the high water line of Lake Almanor, 1,849 feet northwest of Lake Almanor Dam 1591 Comment
  UC1075661  Mentha canadensis Robert J. Weatherby 1950-7-28 1498 Plumas border Smith Lake (near Quincy); border of Smith Lake 1249 Comment
  RSA52949  Mentha canadensis R. Weatherby 1950-7-28 1498 Plumas Border of Smith Lake near Quincy. 1250 Comment
  CHSC111237  Mentha spicata B. Castro; L. P. Janeway 2007-8-18 1672 Plumas Northern High Sierra Nevada. Ca 10 road mi E of Quincy, along Squirrel Creek and Road 401, 1.2 mi NE of Hwy 70/89 and Williams Loop (railroad). 1267 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
  CHSC89515  Mentzelia dispersa G. D. Barbe; T. C. Fuller 1982-6-17 3827 Plumas Northern California. Plumas National Forest. South shore of Frenchman Reservoir (Lake), 0.4 mi E of Frenchman Dam. [Lat./long. on label is '39 54 N; 120 11 W']. 1706 Comment
  SEINET10480635  Mentzelia dispersa Mary Susan Taylor 1981-8-4 Taylor 4159 Plumas T28N R11E se 1/4 sw 1/4 sec 11. Diamond Mt. quad. On top of Red Rock Lookout, ca. 8 air mi NW of Antelope Lake, ca. 15 air mi ne of Taylorsville. Meta- volcanic andesite. 7596 m 2316 Comment
  UC1121685  Mentzelia dispersa E. Sawyer 1935-6-28 245 Plumas 1 m sw Beckwith 1524 Comment
  RSA8082  Mentzelia laevicaulis H. A. Barker 1957-7-16 816 Plumas Along Feather River, near Mohawk. 1372 Comment
  JEPS42783  Mentzelia laevicaulis var. laevicaulis Emanuel Fritz 1924-7-25 Plumas near Twain (Western Pacific RR tracks); Spanish Peak Spur Comment
  UC1121659  Mentzelia montana E. Sawyer 1935-6-28 245 Plumas 1 mi s sw Beckwith; Sierraville Quadrangle 1524 Comment
  JEPS87377  Menyanthes trifoliata Vernon H. Oswald and Lowell Ahart 1993-8-3 5759 Plumas 9 air mi n of Lake Almanor (Hay Meadow at n end of 30N25 on s edge of the Caribou Wilderness); Caribou Wilderness, Hay Meadow 1950 Comment
  UC1075692  Mertensia ciliata Robert J. Weatherby 1955-7-2 1579 Plumas upper end of Wilcox Valley 1798 Comment
  CHSC98563  Micranthes aprica L. P. Janeway 2007-6-3 9016 Plumas Northern High Sierra Nevada. Eastern end of Red Mountain, along the high exposed rocky ridgeline. Weathered reddish serpentine; gravelly flats around rock outcroppings. 1929 Comment
  CAS-BOT-BC429029  Micranthes nidifica Anna Head 1920-7-12 s.n. Plumas Frazier Falls, Gold Lake. Feather River Region Comment
  CAS-BOT-BC429146  Micranthes odontoloma Anna Head 1921-8-10 s.n. Plumas Long Lake, Feather River Region Comment
  CAS-BOT-BC429237  Micranthes oregana Milo S. Baker 1926-8-28 314 b-'26 Plumas Drakesbad Comment
  CHSC20990  Micranthes oregana F. T. Griggs; A. Pass 1975-7-11 158 Plumas Buck's Lake. Comment
  CAS-BOT-BC349355  Microseris nutans Marcus E. Jones 1897-7-5 s.n. Plumas Prattville 1371 Comment
  CHSC72442  Microseris nutans L. P. Janeway 1998-6-23 5652 Plumas About 1.8 mi south-southeast of Indicator Peak; along Road 28N03 on south side of upper West Branch Bear Valley Creek. Ridge top. 1676 Comment
  RSA505407  Microseris nutans R. C. Bacigalupi, Howard Whisler 1957-7-25 6034 Plumas Along Buck's Lake road, 1 mile west of Deadwood (Bucks) Summit, about 1 3/4 miles east of southeastern end of Bucks Lake 1646 Comment
  CHSC97198  Microsteris gracilis Lowell Ahart; John Dittes, Josephine Guardino 2007-6-8 13997 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
  HSC21162  Microsteris gracilis R. P. Maynard Jr 1963-5-4 45 Plumas 7 mi. S of Lake Almanor on Hwy. 89 Comment
  POM147038  Mimulus bicolor Alice Eastwood 1927-06 14625 Plumas On trail to Long Valley. United States Forest Reserve. Comment
  JEPS8114  Mimulus breweri W. L. Jepson 1927-6-22 12291 Plumas naer Lassen Peak (ridge n of Hot Springs Valley) 1828 Comment
  JEPS80615  Mimulus cardinalis M. S. Taylor 1981-8-19 4215 Plumas ca 1.5 mi w Sloat (jct Bell Creek and rd 23N10); Blue Nose Mt. quad. 1310 Comment
  JEPS80622  Mimulus guttatus M. S. Taylor 1981-7-27 4121 Plumas ca. 17 air mi ne Blairsden (along spring crossing Beckwourth-Genesee Rd., between Crystal and Meadow Creeks, ca. 2 mi s of Notson Bridge); Grizzly Valley quad. 1737 Comment
  UCD122710  Mimulus guttatus J. M. Tucker 1948-7-25 1738 Plumas at mine of United Mining Company, Pinchard Creek, southwest side of Camel Peak. 1524 Comment
  SEINET10830530  Mimulus guttatus Mary Susan Taylor 1981-7-27 Taylor 4121 Plumas T25N R12E SW 1/4 NE 1/4 sec 25. Grizzly valley quad. Along spring crossing. Beckworth-Genesse Rd., between Crystal and Meadow Creeks, ca. 2 mi S of Notson Bridge, ca. 17 air mi NE of Blairsden. 5700 ft. 1757 Comment
  UC933920  Mimulus guttatus E. K. Balls 1950-8-31 15556 Plumas just n Quincy (off Hwy. 24); Spnish Creek 1066 Comment
  JEPS122296  Mimulus moschatus Lowell Ahart 2014-8-31 19823 Plumas Along Black Rock Creek, about 200 yards southwest of the foot bridge across Black Rock Creek, about 200 yards southwest of the Black Rock, Little Grass Valley Reservoir, about 4 1/2 miles (air) northwest of La Porte. Comment
  RSA309221  Mimulus moschatus W. I. Follett 1946-5-24 143 Plumas East branch North Fork Feather River. 762 Comment
  UCSB45771  Mimulus moschatus Reisentz, Paul 1979-5-12 Plumas 12 miles south on Highway 70 from the junction of Highway 70 and Highway 89; 8 miles north of North Fork Camp Road Comment
  JEPS20829  Mimulus nanus var. mephiticus S. Galen Smith 1958-7-25 Plumas near Rich Bar (along Feather River Highway (Alt. US 40), 2.2 mi e of bridge over North Fork of the Feather River and junction of road to Caribou) 777 Comment
  JEPS3894  Mimulus nanus var. mephiticus Duncan Dunning 1923-6-4 Plumas near Portola; Humbug Creek Comment
  UC567144  Mimulus primuloides E. Sawyer 1935-6-27 186 Plumas 1.6 mi ne Grizzly Peak; Sierraville Quadrangle 1767 Comment
  RSA60240  Mimulus primuloides var. pilosellus E. K. Balls 1950-9-2 15632 Plumas Nye Meadows, west slope of Mt. Ingalls, north of Grizzly Valley 2256 Comment
  JEPS14993  Mimulus torreyi D. Axelrod 1934-6-9 26 Plumas 2 1/4 mi nw Lexington Hill; Plumas National Forest, Bidwell Bar Quadrangle Comment
  RSA535420  Mimulus torreyi David M. Thompson 1988-7-23 974 Plumas 3.05 mi N of Bucks Lake road (and Meadow Valley) along Schneider Creek Road (USFS Road 23N16), then 0.15 mi W along Road 24N47X, then 0.1 mi N along Road 24N47XC. 1524 Comment
  CHSC61741  Monardella follettii L. P. Janeway; Linnea Hanson, Perrie Cobb 1993-7-19 4460 Plumas Plumas National Forest. East side of Red Hill; along the Rich Gulch Road 2.8 mi northwest of Hwy 70 (in canyon of East Branch North Fork Feather River). 1280 Comment
  CHSC82106  Monardella follettii L. P. Janeway 2001-8-5 7418 Plumas High Cascade Range. Top of ridge between Yellow Creek and North Fork Feather River (and Caribou Road). 1445 Comment
  JEPS63417  Monardella follettii W. I. Follett 1937-6-25 97 Plumas 1.2 mi w Meadow Valley 1127 Comment
  SEINET10829412  Monardella follettii A. Graff 1993-7-23 Graff 336 Plumas Plumas National Forest, Red Hill. All along road going up Red Hill, starting from junction of Red Hill Rd. and Rich Gulch Rd. (USNFS Rd. 26N22), especially east-northeast slopes. T25N,R7E,S2/S10/S11. Locally abundant on road cuts and in open mixed conifer forest of Pinus lamertiana, P. jeffreyi, Abies magnifica, Calocedrus decurrens, Pseudotsuga menziesii, with Acrtostaphylos uva-ursi. Iron-rich serpentine. Beginning of bloom. Butterflies, Bombus sp. Comment
  CDA12145  Monardella odoratissima G. F. Hrusa, J. Dinsdale 1989-6-25 7193 Plumas Sierra Nevada; Bucks lake north shore. Comment
  CHSC75509  Monardella odoratissima G. F. Hrusa; J. Dinsdale 1989-6-25 7193 Plumas Sierra Nevada. At Bucks Lake north shore. [Original lat./long. on label is '39 54 N; 121 10 W']. 487 Comment
  JEPS120753  Monardella odoratissima Lowell Ahart 2013-9-11 19024 Plumas On east side of Antelope Creek, Strand of Antelope Lake, west of the paved road, south of Antelope Creek about 16 air miles NE of Taylorsville. Comment
  UC2016529  Monardella odoratissima Richard Olmstead 1983-7-2 411 Plumas On road cut along Hwy 89 ca. 3 mi. N. of jct. of Hwys 89 and 70. Ca. 12 mi. N. of Quincy. Comment
  JEPS122179  Monardella odoratissima subsp. glauca Lowell Ahart 2014-8-26 19788 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
  UC2035859  Monardella odoratissima subsp. glauca H. L. Mason 1924-6-16 1043 Plumas South banks of Feather River, near Graeagle. Comment
  SD149145  Monardella odoratissima subsp. pallida John Thomas Howell 1975-7-22 51370 Plumas 2.0 miles northwest of Spring Garden. 1173 Comment
  SEINET10582102  Monardella odoratissima subsp. pallida A. Graff 1993-7-21 Graff 293 Plumas Plumas National Forest. On Hwy. 70 west, less than .5 miles southeast of Greenhorn Ranch Rd. (just past Graff collections 285-290), at the end of a bridge before a rest area, on south side of the road. T24N,R10E,S26. Comment
  CAS-BOT-BC220492  Monardella sheltonii John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-25 54303 Plumas East side of Indian Valley just north of Taylorsville 1112 Comment
  CAS-BOT-BC220479  Monardella sheltonii A. A. Heller; P. B. Kennedy 1907-7-12 8824 Plumas Near Greenville Comment
  CAS-BOT-BC220491  Monardella sheltonii John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-23 54192 Plumas 1.9 miles north of Grays Flat on road to Long Valley 1249 Comment
  SEINET10895141  Monardella stebbinsii A. Graff 1993-7-22 Graff 327 Plumas Plumas National Forest. 1.15 miles north on Caribou Rd. (USNFS Rd. 27N26) from wooden bridge just past USNFS Queen Lily Campground, on left roadside. T25N,R7E,S4. Rare, on a rocky, iron-rich serpentine slope, with occasional Pinus ponderosa, Quercus sp., Salix sp. Beginning of bloom. Comment
  UC1124568  Monardella villosa subsp. villosa C. G. Albertus 1935-7-20 220 Plumas 1 1/2 mi southwest of Lava Peak; Plumas National Forest, Downieville Quadrangle Comment
  SEINET10582231  Monardella villosa subsp. villosa A. Graff 1993-7-22 Graff 323 Plumas Plumas National Forest. 1.2 miles north on Caribou Rd. (USNFS Rd. 27N26) from Hwy. 70, on both sides of the road. T25N,R7E,S17. Locally infrequent, with Pseudotsuga menziesii, Pinus ponderosa, Quercus sp. Comment
  CDA14594  Montia chamissoi G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-22 3078 Plumas headwaters of south Fork Feather River, 10.6 miles northeast of La Porte on La Porte-Quincy Road. 1889 Comment
  SD8151  Montia chamissoi Mrs. R. M. Austin 1880-1 Plumas Big Meadows Comment
  CAS-BOT-BC444855  Montia fontana J. T. Howell; Walter Knight; Irja Knight; G. H. True 1967-5-7 2228 C Plumas Butterfly Botanical Area and Vicinity. Pond Reservoir 1097 Comment
  CHSC63160  Montia fontana subsp. amporitana Lowell Ahart 1994-6-17 7351 Plumas On the edge of a small wet meadow, on the east side of Sly Creek, about 1 mile north of Schwartz Meadow, about 1 mile east of Sly Creek Reservoir. 1097 Comment
  RSA39891  Montia linearis P. A. Munz 1947-5-16 11837 Plumas 8 miles north of Chilcoot. 1524 Comment
  CHSC75957  Muhlenbergia filiformis G. F. Hrusa 1996-8-2 13432 Plumas Sierra Nevada. Slope at SW base of ridge between Argentine Rock and Taylor Rocks, 1 mi. NW of Argentine Rock. Old roadbed; trib. of Squirrel Creek. [Original lat./long. on label is '39 58 N; 120 47 W']. 1900 Comment
  JEPS122306  Muhlenbergia filiformis Lowell Ahart 2014-8-31 19807 Plumas On the east side of Black Rock Creek, about 300 yards south of the foot bridge across Black Rock Creek, about 300 yards south of the Black Rock, Little Grass Valley Reservoir, about 4 1/2 miles (air) northwest of La Porte. Comment
  CAS-BOT-BC267007  Muhlenbergia filiformis John Thomas Howell 1960-7-18 35581 Plumas Drakesbad 1828 Comment
  CAS-BOT-BC275036  Muhlenbergia richardsonis John Thomas Howell 1959-9-25 34992 Plumas Feather RIver, Portola 1478 Comment
  UCD143638  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
  UCD119537  Myosotis scorpioides Malcolm A. Nobs; S. Galen Smith 1949-8-20 1453 Plumas Along highway #24, 1 mile south of Spring Garden. Comment
  CAS-BOT-BC392269  Myosurus apetalus John Thomas Howell 1962-6-19 37857 Plumas 5.5 miles e. of Beckwourth 1493 Comment
  CHSC87814  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. 1796 Comment
Read comments Apr 8 2009
  OBI60877  Myriopteris gracillima E. Lehto 1934-6-26 8283 Plumas Upon rock outcrops above stream bed. Frasguir creek falls, Gold Lake Road 1829 Comment
  JEPS85838  Najas guadalupensis Barbara Ertter 1988-10-21 7997 Plumas e end causeway 1.5 mi e of Chester (on Hwy 36, Lake Almanor, lake s. side of rd.); Lake Almanor 1341 Comment
  CHSC21033  Nama lobbii F. T. Griggs; A. Pass 1975-7-3 71 Plumas Buck's Lake. North of Grizzly Forebay. Comment
  JEPS102942  Nama lobbii L. P. Janeway 2001-7-3 7266 Plumas Northern High Sierra Nevada. Top of south-facing slope overlooking Middle Fork Feather River; head of Sherman Creek 1707 Comment
  UCR4990  Nama lobbii E. C. Nord 1966-1 s.n. Plumas Northern Sierra Nevada Mtns., Sugarloaf Plantation, [6] mi. NW of Downieville [Downieville Ranger Distr., Tahoe National Forest] 1677 Comment
  CAS-BOT-BC515773  Narthecium californicum Lewis S. Rose 1966-7-27 66055 Plumas Butterfly Valley; 3 miles W of Keddie 1066 Comment
  RSA123148  Navarretia breweri E. Sawyer 1935-6-27 211 Plumas Mouth of Dixie Valley 1555 Comment
  SEINET10496815  Navarretia breweri Mary Susan Taylor, M. Foster 1981-6-8 Taylor 3867 Plumas T24N R13E ne sec 8, Grizzly Valley quad. N side of 24N08, just N of jct with 25N93, half way between Bagley Pass and Red Clover Valley, ca. 1.5 mi N of W end of Lake Davis; elevation 5600 ft.; open rocky barrens. 1707 Comment
  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
  CHSC21576  Navarretia capillaris D. E. Brink Jr.; L. M. Mayer 1975-7-22 Plumas Bucks Lake. Comment
  RSA60242  Navarretia capillaris E. K. Balls 1950-9-2 15634 Plumas Nye Meadows, west slope of Mt. Ingalls, north of Grizzly Valley. 2256 Comment
  CHSC94202  Navarretia divaricata subsp. divaricata Lowell Ahart 2006-7-9 12929 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
  JEPS113440  Navarretia divaricata subsp. divaricata Lowell Ahart, John Dittes 2007-6-17 14155 Plumas On the sides of a small wash, about 20 yards west of Red Clover Creek, about 10 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 o 1654 Comment
  JEPS123962  Navarretia divaricata subsp. divaricata Lowell Ahart 2015-7-4 20288 Plumas About 1/2 mile north of the intersection of Lumpkin Ridge Road and road to Little Grass Valley Reservoir, about 1 1/2 miles (air) north of Little Grass Valley Reservoir Dam. Comment
  UC1585918  Navarretia divaricata subsp. divaricata Barbara Ertter with Gary Schoolcraft 1989-7-3 8648 Plumas ca 8 air mi s Susanville (near road below Red Rock lookout) 2255 Comment
  SEINET10869732  Navarretia intertexta Mary Susan Taylor 1982-8-19 Taylor 5113 Plumas T22N R12E sw/ne sec 9. Johnsville quad. In lawn at upper barracks, Mohawk Ranger Station, s side of Hwy 70, ca. 1 mi w of Blairsden. 4350 ft. 1326 Comment
  CHSC117630  Navarretia intertexta subsp. intertexta Lowell Ahart 2016-8-30 21331 Plumas On the west side of the pond, about 100 yards west of the Pacific Crest Trail on Bunker Hill Ridge, about 1 1/2 miles (air) southeast of Pilot Peak. 2044 Comment
  CDA14695  Navarretia leptalea G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-24 3182 Plumas Mt. Hough-Crystal Lake Road at junction of Howells Road to Tollgate Creek, 2.5 miles northeast of Quincy Junction. 1280 Comment
  CHSC20779  Navarretia leptalea K. R. Stern 1975-7-23 5836 Plumas NW shore of Lake Almanor. 1371 Comment
  CDA40132  Navarretia leptalea Vernon H. Oswald & Lowell Ahart 1998-8-11 9477 Plumas USFS 23N85Y 0.8 mile east of Oroville-Quincy Highway, 6.2 miles northeast of Four Trees, on the south side of Frenchman Hill. Comment
  RSA59671  Navarretia leptalea subsp. bicolor E. K. Balls 1950-9-9 15739 Plumas West of Lakes Center Public Campground. Southern Plumas County. 2043 Comment
  CHSC56562  Navarretia leptalea subsp. leptalea L. P. Janeway 1984-7-15 920 Plumas Along dirt road on south side of Frenchman Hill; ca 3 mi west-southwest of Bucks Lake. 1737 Comment
  CHSC73971  Navarretia leptalea subsp. leptalea B. Castro; L. Gehrung, H. Durio 1996-7-3 674 Plumas Placer Diggings site, ca 4 air mi NE of La Porte, 0.5 mi SE of the South Branch of Slate Creek, and 1.6 mi W of Howland Flat, W of Co. Rd 690. Along perennial tributary to Sacketts Gulch, around edge of pond. 1566 Comment
  UC1111632  Navarretia leptalea subsp. leptalea Lewis S. Rose 1955-7-20 55160 Plumas Mohawk 1371 Comment
  UC711926  Navarretia leucocephala subsp. leucocephala Roxana S. Ferris and Laura Lorraine 1941-8-9 10439 Plumas about 2.5 mi from Lake Almanor Public Camp (State Highway 89, on road to Chester) Comment
  CDA19261  Navarretia leucocephala subsp. minima G. D. Barbe, T. C. Fuller 1982-6-17 3849 Plumas Plumas National Forest; East shore Frenchman Lake at the parking lot; Crystal Fishing Access. 1706 Comment
  CAS-BOT-BC230380  Navarretia leucocephala subsp. minima C. R. Quick 1950-6-18 50 -17 Plumas 2.7 miles W of Almanor Inn, on S shore of Lake Almanor Comment
  CDA40130  Navarretia leucocephala subsp. minima T. C. Fuller 1980-8-5 20297 Plumas South of the railroad, west of Highway A23 to Calpine, 1.3 km southwest of Beckwourth. 0 Comment
  SEINET14151960  Navarretia leucocephala subsp. minima A. A. Heller, P. B. Kennedy 1907-7-2 8683 Plumas Between Vinton and Beckwith [actually Beckwourth]. Comment
  CHSC112564  Navarretia sinistra subsp. sinistra B. Castro; L. P. Janeway 2007-6-24 1646 Plumas Northern High Sierra Nevada. SW side of lower Thompson Valley ~1 mi N of the mouth of McReynolds Creek at Red Clover Creek. W side of Thompson Creek 250-300 ft below edge of open Ponderosa-Jeffrey pine forest. 1674 Comment
  UC102230  Nemacladus capillaris Mrs. R. M. Austin 1879-1 Plumas American Valley Comment
  SEINET10905841  Nemacladus capillaris Chisaki 1956-6-1 CHISAKI 902 Plumas On slope north of road, along State Highway 89, 6.7 miles west of Virgilia Comment
  RSA88457  Nemacladus interior J. T. Howell 1951-6-29 27761 Plumas Feather River Canyon 549 Comment
  JEPS7590  Nemacladus interior Rimo Bacigalupi with Richard Hauke 1954-7-15 4729 Plumas mouth of Rock Creek; North Fork Feather River Canyon 518 Comment
  CAS-BOT-BC219374  Nemophila John Thomas Howell; H. Keith Wagnon 1980-5-28 53710 Plumas North Fork Feather River Canyon 4 miles northeast of Pulga Bridge Comment
  CHSC54402  Nemophila pedunculata Vernon H. Oswald 1991-6-12 4657 Plumas Lassen Volcanic National Park. Trail between Willow Lake and Terminal Geyser. Locally abundant in the meadow just north of the park boundary where the trail crosses the stream coming down from Terminal Geyser. 1658 Comment
  SEINET10497061  Nemophila spatulata Lowell Ahart, Peter Ahart 1983-7-20 Ahart 4194 Plumas Ca. 1/4 mi e of Feather Fork Mine, ca. 5.5 mi n of La Porte. Red Fir Forest; 1800 m. 1800 Comment
  CAS-BOT-BC349920  Nothocalais troximoides John Thomas Howell 1962-6-18 37809 Plumas Sierra Valley 5 mi. s. of Beckwourth 1493 Comment
  CAS-BOT-BC400106  Nuphar polysepala H. L. Mason 1924-6-20 1089 Plumas Near Graeagle Lodge Comment
  HSC16426  Oenothera cespitosa W. R. Rogers 1966-6-21 241 Plumas 2 mi. N of Chilcoot 1524 Comment
  CDA38180  Oenothera elata subsp. hirsutissima T. C. Fuller 1963-7-17 10925 Plumas South side of Highway 40 Alt. to Portola, ca. 6 miles east of Quincy. 0 Comment
  RSA88503  Oenothera villosa subsp. strigosa J. T. Howell 1951-8-20 28197 Plumas Indian Valley. 1067 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
  SBBG21783  Oreostemma alpigenum var. andersonii D. Myrick 1964-7-20 882 Plumas Drakesbad 1737 Comment
  SEINET10869819  Orobanche corymbosa Mary Susan Taylor 1981-6-25 Taylor 3952 Plumas T24N R16E nw/ne sec 5. Frenchman Lake quad. On hill at NE jct of 25N11 and spur rd 25N71, near Last Chance Creek, ca. 0.5 mi N of N tip of the lake, ca. 13 mi NW of Chilcoot. Open bare areas on dry sandy soil; 5700 ft elev. 1737 Comment
  JEPS13302  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-BC500133  Orobanche fasciculata Alice Eastwood 1927-6-15 14588 Plumas US Forest Reserve, near Long Valley Comment
  UC914303  Orobanche uniflora subsp. occidentalis Verne Grant and Alva Grant 1948-6-13 8586 Plumas Lava Cap, 1 mile from Cascade on Oroville Road. Comment
  CDA42027  Orobanche vallicola F. H. Surber 1974-10-2 s.n. Plumas South of Chilcoot. 0 Comment
  CHSC62354  Orthilia secunda B. Castro 1989-8-18 404 Plumas Ca 7 air mi S of Bucks Lake, ca 1 mi E of Hardquartz mine; towards top of Scotch Ck. 1676 Comment
  JEPS95466  Orthilia secunda Lowell Ahart 1994-7-28 7540 Plumas SW of Bucks Lake (NE of Frenchman Hill) 1706 Comment
  RSA726341  Orthocarpus hispidus L. Ahart, Josephine Guardino 2007-7-20 14351 Plumas Strand of Lake Davis, about 100 yards west of Long Point, northeast side of Lake Davis. 1764 Comment
  POM297716  Orthocarpus lacerus A. A. Heller, P. B. Kennedy 1907-7-6 8752 Plumas Red Clover Valley. Comment
  CHSC53111  Osmorhiza chilensis L. P. Janeway 1989-6-30 3443 Plumas Beckwourth Ranger District, Plumas National Forest. Along rd 24N49Y ca 0.4 mi W of Crocker cr and Beckwourth-Genesee Rd (6.8 mi N of Beckwourth and 0.3 mi N of Crocker Guard Station). 1798 Comment
  CHSC63445  Osmorhiza occidentalis Lowell Ahart 1994-7-22 7491 Plumas South of the Pacific Crest Trail, north-west side of the large twin rocks on the north-east side of Mount Etna. 1981 Comment
  CAS-BOT-BC413247  Oxytheca dendroidea subsp. dendroidea John Thomas Howell 1959-9-25 35026 Plumas Summit of Beckwourth Pass 1588 Comment
  JEPS114188  Packera cana L. P. Janeway 2007-8-13 9184 Plumas Northern High Sierra Nevada. Above Road 24N24X just west of Little Schneider Creek. Comment
  CAS-BOT-BC121006  Paeonia brownii Anna Head 1920-6-15 s.n. Plumas Lake Center Camp, Feather River Region. 1920 Comment
  UCD89727  Panicum acuminatum var. thermale Beecher Crampton 1964-8-25 7157 Plumas Lassen Volcanic National Park, Devil's Kitchen. 1859 Comment
  CAS-BOT-BC253745  Panicum capillare John Thomas Howell 1926-7-30 2167 Plumas Near Prattville Comment
  JEPS110546  Panicum dichotomiflorum subsp. dichotomiflorum Lowell Ahart 2006-10-23 13499 Plumas On the east side of Slate Creek (there is a large gravel flat caused by the dam), about 30 yards south of where the road ends, about 20 yards north of the dam across Slate Creek, about 1/8 mile northeast of Scales Road, about 5 1/2 miles (air) northeast o 1281 Comment
  CHSC2455  Pectiantia pentandra R. Carter 1965-7-2 285 Plumas Green Island L., on E shore of lake where stream empties into lake, growing wet meadow beside stream. 1828 Comment
  CHSC115748  Pedicularis racemosa L. P. Janeway 2015-8-3 11815 Plumas Northern High Sierra Nevada. Plumas National Forest; above Road 23N73Y 3.4 road-km north of Oroville-Quincy Hwy and Grizzly Summit. 1696 Comment
  CHSC21524  Pedicularis semibarbata L. Mayer; D. Brink 1975-7-10 Plumas Buck's Lake Forest Service Survey. Comment
  CHSC60267  Pellaea brachyptera K. B. McShea 1992-4-24 18 Plumas Ca. 1.1 mi n of Jct of Hwy 70 and Citizens Utility Building. ).25 mi n to Keddie Cascades. 6.9 mi e of Quincy. 914 Comment
  UCR95855  Pellaea brachyptera Mrs. R. M. Austin 1877-1 s.n. Plumas [Northern Sierra Nevada Mtns.] 1880 Comment
  CAS-BOT-BC69352  Pellaea brachyptera W. I. Follett 1929-5-30 s.n. Plumas Rush Creek Hill Comment
  POM120730  Pellaea brachyptera C. C. Bruce 1898-06 1367 Plumas Mountain Meadows Comment
  RSA104150  Pellaea brachyptera Mary E. P. Ames 1875-1 s.n. Plumas On hills near Mill Creek Comment
  UC1177847  Pellaea brachyptera P. C. Hutchison Plumas 6 mi n Belden (on rd to Longville) 1828 Comment
  UC1874919  Pellaea brachyptera Ruth Kirkpatrick 2002-7-18 1136 Plumas Plumas-Eureka State Park, ca. 1.5 mi up Johnsville - McCrea Road (County Road 507) from Plumas - Eureka State Park Museum 1676 Comment
  CAS-BOT-BC69369  Pellaea breweri Clare B. Hardham 1970-8-9 17716 N Plumas Road to Thompson Peak Lookout 2286 Comment
  CAS-BOT-BC67610  Pellaea bridgesii M. S. Taylor; H. Swanson 1982-8-11 4969 Plumas Sierra City NW quad.- along N side of Jamison Creek Rd. (507), on cliffs, ca. 1 mi. W of Plumas-Eureka State Park, 1798 Comment
  CAS-BOT-BC67616  Pellaea bridgesii J. G. Lemmon 1889-6-1 s.n. Plumas Gold Lake Valley Comment
  UC1874921  Pellaea bridgesii Ruth Kirkpatrick 2002-7-18 1138 Plumas Plumas-Eureka State Park, ca. 1.5 mi up Johnsville - McCrea Road (County Road 507) from Plumas - Eureka State Park Museum 1676 Comment
  RSA285579  Penstemon deustus subsp. deustus D. C. Michener 1981-7-17 4020 Plumas Sierra Nevada. CA 70, 1.2-1.5 mile north of Tobin. Above the north Fork of the Feather River. Comment
  JEPS87579  Penstemon deustus var. suffrutescens Lowell Ahart 1994-6-29 7408 Plumas about 1/2 mi s of Bucks Lake (n of a poor logging road) 1828 Comment
  SFV17478  Penstemon deustus var. suffrutescens P. Wilson 1998-7-18 3535 Plumas Sierra Nevada Highway 89 between Indian Falls and Crescent Mills. 1100 Comment
  NY609837  Penstemon deustus var. suffrutescens J. L. Reveal 1971-6-23 2470 Plumas Along California Highway 70 and 89, 2.2 miles north of Kedde and about 1 mile north of the bridge over Spanish Creek Comment
  SEINET10547991  Penstemon gracilentus Mary Susan Taylor 1981-7-21 Taylor 4094 Plumas T25N R11E nw sec 31, Spring Garden quad, in dry Red Fir Forest, between 25N18 and Squirrel Creek, ca. 0.5 mi SE of Taylor Rock, ca. 7 air mi N of Spring Garden. 6500 ft elev. 1981 Comment
  CAS-BOT-BC264359  Penstemon heterodoxus var. heterodoxus Anna Head 1920-7-23 s.n. Plumas Southern slopes of Mount Elwell, Feather River Region 2133 Comment
  CHSC69694  Penstemon heterodoxus var. shastensis Vernon H. Oswald 1991-8-23 4841 B Plumas Lassen Volcanic National Park. Trail from the outlet of Juniper Lake to the summit of Mt. Harkness. 2072 Comment
  OBI72059  Penstemon laetus Barbara Ertter, Gary Schoolcraft 1989-7-3 8652 Plumas Below Red Rock lookout, ca 8 airmiles S of Susanville 2256 Comment
  UC1063500  Penstemon laetus var. leptosepalus G. Burks 1933-8-8 28 Plumas 4 1/3 mi e and 1 mi n Camel Peak; Plumas National Forest, Bidwell Bar Quad. Comment
  UC887122  Penstemon laetus var. leptosepalus A. A. Heller 1915-7-7 12073 Plumas 12 mi w Bucks (near summit of Soapstone ridge); Sierra Nevada, nr summit of Soapstone ridge, w of Bucks 1676 Comment
  CAS-BOT-BC6803  Penstemon neotericus David Daniels Keck 1930-7-24 958 Plumas Halfway between Chester and Westwood. 1463 Comment
  CHSC66642  Penstemon neotericus Vernon H. Oswald; Lowell Ahart 1996-7-15 8020 Plumas E side of arm of Lake Almanor extending N from the Hwy. 36 causeway, S of the point where the road to Last Chance Campground (28N11) begins to parallel the lake. 1371 Comment
  NY627286  Penstemon neotericus C. B. Wolf 1937-9-5 9290 Plumas Northern Sierra Nevada, Lake Almanor to Westwood at Lassen Co. Line. 1463.0 Comment
  SFV17480  Penstemon neotericus P. Wilson 1998-7-19 3537 dup. Plumas Sierra Nevada Highway 147 about 2 miles west of Clear Creek. 1500 Comment
  UCD169399  Penstemon neotericus L. P. Janeway 2001-8-5 7421 Plumas High Cascade Range. Top of ridge between Yellow Creek and North Fork Feather River (and Caribou Road). 1445 Comment
  NY605192  Penstemon neotericus O. E. Mack 1923-7-9 s.n. Plumas Chester Comment
  UC696741  Penstemon neotericus David D. Keck 1932-7-6 1719 Plumas 12 mi w Chester; Sierra Nevada, w of Chester 1584 Comment
  UCD124293  Penstemon newberryi Donna Allen 1977-5-5 s.n. Plumas Fether River Canyon Road, 25 miles south of 89 junction. 1219 Comment
  UCR3612  Penstemon newberryi Wm. Horn Jr. 1963-6-29 630629- 2 Plumas Northern Sierra Nevada Mtns., 1.25-1.5 miles north of Spanish Peak 1835 Comment
  UCD158859  Penstemon personatus G. Ledyard Stebbins; W. D. Dakan 1970-7-5 s.n. Plumas 1 mile southeast of Mount Ararat, along Little Bear Creek. 1524 Comment
  NY650116  Penstemon roezlii F. W. Pennell 1940-6-11 25809 Plumas Route 24, Spring Garden 1310.6 Comment
  CAS-BOT-BC239593  Penstemon rydbergii var. oreocharis C. R. Quick 1941-8-29 41 -59 Plumas S. of Faggs, S. of Buck's Meadows Comment
  CAS-BOT-BC239609  Penstemon rydbergii var. oreocharis Ella Dales Cantelow 1938-7-5 2326 Plumas 6 1/2 mi. s. of Drakesbad Comment
  CDA18442  Penstemon rydbergii var. oreocharis G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-23 3144 Plumas Sierra Nevada; 3.25 mi west of Round Valley Reservoir Dam 1633 Comment
  JEPS94544  Penstemon rydbergii var. oreocharis Vernon Oswald and Lowell Ahart 1997-6-24 8628 Plumas s of Susanville (on Diamond Mountain Motorway (28N15) at the meadow at Wheeler Sheep Campground); Wheeler Sheep Campground, Diamond Mountain Motorway 1993 Comment
  SJSU15165  Penstemon rydbergii var. oreocharis N. A. Hopkins 1993-6-16 1727 Plumas by Beckwourth-Janesville Rd N of Milford Fork 1524 Comment
  CHSC35275  Penstemon speciosus M. S. Taylor 1981-5-10 3668 Plumas N side of Genesee Valley Rd, ca. 2 mi e of tis jct with Beckwourth Pass turnoff and Flournoy Bridge, ca. 5 air mi e of Genesee. 1280 Comment
  CHSC79216  Penstemon speciosus L. P. Janeway 2000-6-24 6835 Plumas Northern High Sierra Nevada. Top of spur ridge 0.3 km southwest of Crystal Peak in the Diamond Mountains. 2304 Comment
  JEPS3888  Penstemon speciosus Mrs. Emanuel Esther C. Fritz 1933-7-4 Plumas Spanish Peak 1981 Comment
  UC384664  Penstemon speciosus E. D. Merrill 1929-7-13 Plumas Silver Lake 1828 Comment
  UC580688  Penstemon speciosus F. W. Embree 1934-6-6 81 Plumas ne dam Bucks Lake; Bidwell Bar Quad. Comment
  RSA21571  Penstemon speciosus Carl B. Wolf 1937-9-5 9280 Plumas Northern Sierra Nevada, Lake Almanor to Westwood at Lassen Co line. 1463 Comment
  SD46690  Penstemon speciosus Robert J. Weatherly 1955-6-22 1534 Plumas Road to Spanish Peak lookout. 1829 Comment
  UCD148562  Perideridia G. Ledyard Stebbins 1986-6-29 C 612 Plumas Approximately 5 miles north of the town of Meadow Valley. Along Forest Service road no. 25 N-17, above Bean Creek. (Exact location unknown. Coordinates estimated by label maker). 1420 Comment
  JEPS113607  Perideridia bolanderi subsp. bolanderi Lowell Ahart, John Dittes 2007-6-16 14146 Plumas On dry gravelly soil, on a low rocky open hill, 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 1647 Comment
  POM147060  Perideridia bolanderi subsp. bolanderi Alice Eastwood 1927-6-17 14654 Plumas Long Valley Comment
  SJSU11949  Perideridia bolanderi subsp. bolanderi N. A. Hopkins 1971-6-19 405 Plumas c. 5 mi SE of Beckwourth, Sierra Valley 1219 Comment
  CHSC70217  Perideridia lemmonii B. Castro; R. Zebell 1989-8-7 363 Plumas Ca. 2.5 air mi S of Bucks Lake, W of USFS Rd 23N18, ca 0.25 mi WSW jcn Rds 23N18, 23N15 and 23N69, on the south flank of Red Mtn. 1859 Comment
  CHSC99813  Perideridia lemmonii Lowell Ahart 2008-8-13 15168 Plumas East of La Porte Road, east bank of East Branch Creek, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte. 1613 Comment
  CHSC116372  Perideridia parishii Sara M. Taylor; Scott Batiuk 2012-7-31 58 Plumas Plumas National Forest. Maples Flat. Follow signs from Bucks Lake Rd. to Smith Lake (via Snake Lake). Take left (west) onto 23N20. Continue west onto 25N57, left onto 25N59 (fen is ~800 m west of Drosera Pond). UTM zone 10, 4428172 N, 659702 E. 1573 Comment
  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
  LA35847  Perideridia parishii subsp. latifolia Malcolm A. Nobs; S. Galen Smith 1949-8-19 1437 Plumas Butterfly Valley Comment
  RSA59409  Perideridia parishii subsp. latifolia E. K. Balls 1950-9-8 15716 Plumas stream to west of Lakes Center Public Campground 2043 Comment
  CAS-BOT-BC413557  Persicaria amphibia Mrs. A. L. Coombs 1906-1-1 s.n. Plumas Prattville Comment
  CAS-BOT-BC413731  Persicaria hydropiper John Thomas Howell 1959-9-26 35071 Plumas Feather River Canyon. Ca. 1.5 mi. W. of Belden 682 Comment
  CAS-BOT-BC413732  Persicaria hydropiper John Thomas Howell 1951-8-19 28164 Plumas Near Belden 670 Comment
  JEPS3246  Phacelia heterophylla subsp. virgata W. I. Follett 1934-6-17 Plumas Rich Gulch 1173 Comment
  UC1051774  Phacelia heterophylla subsp. virgata L. R. Heckard 1952-6-20 318 Plumas about 1 mi sw Crescent Mills (just off state route 89, near Indian Creek (branch of N. Fk. of Feather River)) 1219 Comment
  CHSC34870  Phacelia humilis M. S. Taylor 1981-6-16 3913 Plumas N side of 23N88, a loop road off rd 24N07, ca. 3/4 mi nw of Smith Peak Lookout, ca. 7 air mi ne of Blairsden. 2072 Comment
  SEINET7714271  Phacelia humilis Unknown Plumas Big Meadows Comment
  CDA19245  Phacelia humilis var. humilis G. D. Barbe, T. C. Fuller 1982-6-17 3818 Plumas Plumas National Forest; South shore of Frenchman Reservoir (Lake), 0.4 mi E of Frenchman Dam. 1706 Comment
  CHSC52937  Phacelia humilis var. humilis L. P. Janeway 1989-6-12 3293 Plumas Plumas National Forest. Beckwourth Ranger District. Forest along s'ly side of Red Clover Valley. 1706 Comment
  CHSC60541  Phacelia humilis var. humilis L. P. Janeway 1992-5-12 4169 Plumas Plumas National Forest. Beckwourth Ranger District. Midway Compartment. North side of Lake Davis and Rd112, ca 6 1/2 mi northwest of the road to the dam. Opening in yellow pine forest. 1780 Comment
  CHSC58501  Phacelia hydrophylloides Vernon H. Oswald; Lowell Ahart, Linnea Hanson, Lawrence Janeway, Joa 1992-7-1 5046 Plumas Near the entrance of Lakes Basin Campground, ca. 5 mi (air) SSW of Graegle via Gold Lake Forest Hwy. (County Rd. 519). 1926 Comment
  CHSC60904  Phacelia hydrophylloides Vernon H. Oswald 1993-7-1 5628 Plumas Lassen Volcanic National Park. Ridge on the S side of Bonte Pk., ca. 0.2 mi S of the summit. 2255 Comment
  SEINET12249489  Phacelia mutabilis Unknown 1976-1 1161 Plumas by Cold Water Creek, ca 4 mi S of Grizzly Mt 1524 Comment
  CAS-BOT-BC260851  Phleum pratense Greg Sommers 1976-7-5 151 Plumas Sierra Valley Marsh, S side of Marble Lane, Sierra Nevada 1487 Comment
  CAS-BOT-BC260852  Phleum pratense H. K. Wagnon 1988-10-3 1823 Plumas Marshy area near Graegle Lodge Comment
  SEINET260548 Image available Phleum pratense M. Cutler, J Cutler 1992-6-11 Plumas Plumas National Forest ; Approx 0.5 mi S of Quincy; Boyle Ravine 1097 Comment
  CHSC89811  Phlox diffusa G. Douglas Barbe; T. C. Fuller, J. T. Howell 1981-6-24 3264 Plumas Sierra Nevada. Summit of Mt. Hough. 2194 Comment
  UC535991  Phlox diffusa Elmer I. Applegate 1929-6-21 5818 Plumas Warner Valley, Kelly's Camp Mt. Lassen Region Comment
  RSA685106  Phlox diffusa subsp. diffusa G. D. Barbe, T. C. Fuller 1982-6-15 3716 Plumas 1.0 mile below and northeast of Red Hill Summit, Plumas National Forest 1784 Comment
  CHSC117488  Phlox douglasii Lowell Ahart 2016-6-29 21070 Plumas Top of Table Mountain, about 2 miles (air) northwest of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir Dam. 1857 Comment
  CDA40289  Phlox gracilis T. C. Fuller 1962-6-13 9001 Plumas East of terminal, Ganzer Airport, Quincy. 0 Comment
  UC1504529  Phoenicaulis cheiranthoides Reed C. Rollins and Kathryn W. Rollins 1981-5-30 81169 Plumas 11 mi s of Susanville (Diamond Mountains); Diamond Mountains Comment
  CAS-BOT-BC58837  Phyllodoce breweri Wayne Roderick 1967-8-5 s.n. Plumas Plumas-Sierra County line - e. end of Luther Ridge 2133 Comment
  CHSC108722  Phyllodoce breweri B. Castro; L. P. Janeway 2003-9-6 1449 Plumas High Cascade Range. Along un-named lake split by the Caribou Wilderness Area boundary, ca 1.5 mi west of Hay Meadow. Large patch on W edge of lake on Wilderness boundary line, near water's edge. 2058 Comment
  CHSC21721  Phyllodoce breweri F. T. Griggs; A. Pass 1975-7-23 249 Plumas Cape Lake. Comment
  SEINET7270694  Phyllodoce breweri M. J. Williams 1966-7-11 s.n. Plumas Edge of meadow below Luther Ridge, above Johnsville 2256 Comment
  SEINET10483396  Physocarpus capitatus Patricia L. Kenney 1973-6-5 Kenney 431 Plumas Along a stream along hwy 70, 6 miles s from jct. Of hwy 89 & 70. Douglas fir And yellow pine 1067 Comment
  CAS-BOT-BC78695  Pinus jeffreyi Mrs. E. C. Sutliffe 1919-8-1 s.n. Plumas Gold Lake Region Comment
  NY43411  Pinus lambertiana J. B. Walker 1994-8-2 867 Plumas This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  CAS-BOT-BC73083  Pinus lambertiana John Thomas Howell 1960-7-20 35751 Plumas Lassen Volcanic National Park, Boiling Springs Lake. 1798 Comment
  CAS-BOT-BC78948  Pinus monticola Lewis S. Rose 1932-9-6 32625 Plumas Wade Lake 1981 Comment
  CHSC35286  Pinus ponderosa M. S. Taylor 1981-8-25 4241 Plumas Just off Spur rd off Red Hill Rd (26N22F), ca. 1 air mile ne of the Lookout, ca. 5 air mi ne of Belden. 1767 Comment
  NY62290  Pinus ponderosa E. I. Applegate 1929-6-22 5882 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
  SEINET12616076  Pinus ponderosa var. ponderosa D. A. Charlet, T. Charlet 1996-7-20 2299 Plumas Sierra Nevada; Diamond Mts Feather River Drainage near headwaters of Last Chance Ck, south of Milford Grade 1737 Comment
  SD6731  Plagiobothrys cognatus Daniel Cleveland Jul 1882 Plumas Pratville Comment
  UC1037246  Plagiobothrys cognatus Leo Whitney 1923-8-8 1948 Plumas ca 10 mi nw Portola (3 mi e of the Cate Place); Plumas National Forest, Big Grizzley Valley 1828 Comment
  HSC100795  Plagiobothrys cusickii Lowell Ahart 2008-9-10 15394 Plumas Below the high water line of Little Grass Valley Revervoir, N of the South Fork of the Feather River, SW of the horse camp, 4.5 (air) mi. N of La Porte. 1538 Comment
  CAS-BOT-BC230957  Plagiobothrys hispidulus John Thomas Howell 1960-7-22 35884 A Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  CHSC80168  Plagiobothrys hispidulus L. P. Janeway 1996-6-5 4996 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
  CHSC97600  Plagiobothrys hispidulus Lowell Ahart; John Dittes 2007-6-16 14092 Plumas Graded road gutter, east of the small stream, on the south side of County Road 111 (Beckwourth Genesee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1647 Comment
  SJSU14315  Plagiobothrys hispidulus N. A. Hopkins 1989-6-7 1517 Plumas Squaw Valley 1706 Comment
  CHSC63699  Plagiobothrys mollis var. mollis Vernon H. Oswald 1994-9-6 6475 Plumas Last Chance Marsh near the head of the meadow on the N side of the Hwy. 36 Causeway at Lake Almanor. 1373 Comment
  RSA147083  Plagiobothrys scouleri var. hispidulus Alice Eastwood 1927-06 14446 Plumas Crescent Mills Comment
  RSA189383  Plagiobothrys tenellus L. S. Rose 1967-6-19 67118 Plumas Butterfly Valley, ca. 3 miles W of Keddie. 1220 Comment
  SBBG32396  Plagiobothrys tenellus L. S. Rose 1967-6-12 67118 Plumas Butterfly Valley, ca. 3 mi W of Keddie 1219 Comment
  CHSC60527  Plagiobothrys torreyi var. diffusus L. P. Janeway 1992-5-6 4159 Plumas Plumas National Forest. About 4 mi southwest of Portola; west side of Claireville Flat between Middle Fork Feather River and Hwy 70. 1482 Comment
  JEPS110521  Plantago major Lowell Ahart 2006-10-23 13482 Plumas On the west side of Slate Creek (there is a large gravel flat caused by the dam), where the road ends, about 50 yards north of the dam across Slate Creek, about 1/8 mile northeast of Scales Road, about 5 1/2 miles (air) northeast of Strawberry Valley 1281 Comment
  JEPS113428  Plantago major Lowell Ahart, John Dittes 2007-6-17 14183 Plumas Along Red Clover Creek, about 30 yards east of County Road 111 (Beckwourth Genesee Road), about 1/4 mile east of bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis 1654 Comment
  SEINET11448295  Platanthera dilatata var. leucostachys Unknown 1934-1 Plumas Gold Lake Road Comment
  CHSC62612  Platanthera leucostachys B. Castro; L. P. Janeway 1987-7-17 140 Plumas Ca 6 mi W of Clio via Hwy 70/89, off USFS Rd 22N98. 1584 Comment
  JEPS88493  Platanthera leucostachys Vernon H. Oswald and Lowell Ahart 1996-8-1 8138 Plumas Forest Road 27N16 ca 1.5 mi nw Hauns Mdw. (s slope of mt., uphill side of road, ca 1.5 mi se of Dyer Mtn. Lookout, n of Hwy 89, e of Lake Almanor, nw of Greenville); Dyer Mtn., Second Water Trough Creek 1706 Comment
  UC1609145  Platanthera leucostachys Vernon H. Oswald and Lowell Ahart 1993-8-3 5764 Plumas ca 0.25 mi e Hay Meadow (n side of unnamed lake, on the s edge of the Caribou Wilderness, near the n end of 30N25, ca 9 mi (air) n of Lake Almanor); Caribou Wildernes 1926 Comment
  UC485759  Platanthera leucostachys H. E. and S. T. Parks Jun 1928 Plumas Drakesbad Mt. Lassen Comment
  JEPS103503  Platanthera sparsiflora Lowell Ahart 2002-7-6 9852 Plumas In a small meadow, ca 100 yards N of the gravel road, near a small branch of Coldwater Creek, ca 3/4 mile SW of Grizzly Mountain, ca 2 miles (air) SW of Haskins Valley and Bucks Lake. 1844 Comment
  CAS-BOT-BC293719  Plectritis congesta subsp. brachystemon Mona Bourell; Bob Patterson 1982-5-15 1734 Plumas Beckworth [Beckwourth] Pass Comment
  UCD137603  Plectritis macrocera Matt Georgeff 1992-5-17 15 Plumas Snake Lake Campgrounfd, 15 miles W of Quincy, 0.5 mile from base camp. Comment
  CAS-BOT-BC244348  Poa annua John Thomas Howell 1959-9-22 34864 Plumas Drakesbad 1737 Comment
  CHSC74171  Poa bolanderi B. Castro; L. Gehrung 1998-9-29 847 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. Ridgetop, ca 100 ft SE of Pacific Crest Trail crossing. 1987 Comment
  CHSC91944  Poa bolanderi Lowell Ahart; Josephine Guardino 2005-8-9 12278 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
  UC943026  Poa bolanderi Lewis S. Rose 1951-6-28 51056 Plumas n Johnsville (above Eureka Lake) 2133 Comment
  UCD90594  Poa bolanderi Leo Whitney 1934-8-12 2295 Plumas Freeman Creek, northwest end of Big Grizzley Valley, ca. 9 miles northwest of Portola. Plumas National Forest. 1828 Comment
  CAS-BOT-BC254967  Poa bulbosa Walter Knight; Irja Knight; John Thomas Howell; Gordon H. True 1967-5-7 1857 Plumas Butterfly Botanical Area and Vicinity. On W side of Butterfly Valley proper 1066 Comment
  CAS-BOT-BC254970  Poa bulbosa John Thomas Howell 1955-7-19 30740 Plumas Beckwourth 1493 Comment
  CDA18668  Poa bulbosa G. D. Barbe, T. C. Fuller 1982-6-15 3736 Plumas Sierra Nevada; Red Hill Summit, Plumas National Forest. 1901 Comment
  RSA641474  Poa bulbosa Michael A. Vincent 1999-6-7 8538 Plumas Along FS Rt 176 and Chance Creek at bridge, 7.1 miles N of Rt 70. Comment
  SEINET10836232  Poa bulbosa Mary Susan Taylor 1981-5-11 Taylor 3684 Plumas T25N R12E sw/nw sec 6. Genesee Valley quad. Weeds around private home, ca. 0.5 mi S of Flournoy Bridge and jct of Hwy 89 and Beckwourth turnoff, ca. 4 air me E of Genesee. 3800 ft. 1158 Comment
  JEPS121741  Poa cusickii B. Castro and L. P. Janeway 2007-6-24 1644 Plumas Northern High Sierra Nevada. SW side of lower Thompson Valley ~ 1 mi N of the mouth of McReynolds Creek at Red Clover Creek. W side of Thompson Creek. Comment
  RSA129116  Poa cusickii E. Sawyer 1935-5-22 26 Plumas 3 1/4 miles northwest of Beckwith Butte. 1494 Comment
  SEINET7749651  Poa cusickii A. A. Heller, P. B. Kennedy 1907-7-5 8751 Plumas Red Clover Valley Comment
  CAS-BOT-BC247383  Poa pratensis Alice Eastwood 1927-6-18 14495 Plumas Forest Lodge, near Greenville Comment
  SEINET264684 Image available Poa pratensis S. Scott sn Plumas Plumas National Forest ; Sierra Nevada Range eastern side Milford Ranger District Ingalls area 1768 Comment
  CHSC94239  Poa pratensis subsp. pratensis Lowell Ahart 2006-7-9 12925 Plumas 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
  UC1132726  Poa pratensis subsp. pratensis C. G. Albertus 1935-7-20 214 Plumas 1 1/2 mi sw Lava Peak; Plumas Nat'l Forest, Downieville Quadrangle Comment
  UCD90392  Poa secunda Beecher Crampton 1954-5-10 1874 Plumas 1 mile W of Portola, along Hwy 24. 1472 Comment
  CHSC115700  Poa secunda subsp. juncifolia B. Castro; L. P. Janeway 2008-6-7 1737 A Plumas Northern High Sierra Nevada. W side of lower Thompson Valley ca 1 mi N of the mouth of McReynolds Creek at Red Clover Creek. W side of Thompson Creek, ca 300 ft below edge of open Ponderosa-Jeffrey pine forest. 1671 Comment
  UCD92152  Poa secunda subsp. juncifolia Collector Unknown 1889-6-6 s.n. Plumas Sierra Valley. Comment
  CAS-BOT-BC242966  Poa secunda subsp. secunda David D. Keck 1944-7-9 5424 Plumas 1 mile N of Quincy across Spanish Creek 1066 Comment
  LA12623  Poa secunda subsp. secunda P. B. Kennedy; A. A. Heller 1907-7-3 8706 Plumas above Red Clover Valley Comment
  SEINET7294094 Image available Poa secunda subsp. secunda A. A. Heller, P. B. Kennedy 1907-1 1450 J Plumas Hills above Red Clover valley Comment
  UC1132774  Poa secunda subsp. secunda E. Sawyer 1935-5-21 5 Plumas 3/4 mi wsw Beckwith; Sierraville Quadrangle Comment
  UC1132855  Poa secunda subsp. secunda E. Sawyer 1935-5-23 33 Plumas 1 1/2 mi sse Kerby; Sierraville Quadrangle Comment
  UC1221798  Poa secunda subsp. secunda A. A. Beetle 1941-6-28 2769 Plumas w side Lake Almanor 1828 Comment
  UCD91654  Poa secunda subsp. secunda John Thomas Howell 1975-6-16 51151 Plumas Sierra Nevada. 2 miles NW of Spring Garden. 1173 Comment
  CDA32655  Poa secunda subsp. secunda G. D. Barbe 1982-6-9 3655 Plumas Southeast and below Thompson Peak, overlooking Honey Lake Valley; Plumas National Forest. Comment
  HSC93594  Poa wheeleri G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-25 3307 Plumas Diamond Mtn. Rd. 1.4 mi. NNE of Engle Mine townsite. 1296 Comment
  SEINET10496955  Polemonium caeruleum subsp. amygdalium Mary Susan Taylor 1981-6-18 Taylor 3938 Plumas T25N R12E sw/ne sec 25. Grizzly Valley quad. Along spring crossing Beckwourth- Genesee Rd, N of Crystal Greek, ca. 2 mi S of Notson Bridge, ca. 17 air mi NE of Blairsden. 5700 ft elev. 1737 Comment
  UC338271  Polemonium occidentale unknown Plumas Barton's meadow , Barton's meadow (Mohawk Valley) Comment
  CHSC59922  Polygala cornuta L. P. Janeway 1992-7-31 4284 Plumas South-facing slopes in canyon of North Fork Feather River; along the Chambers Creek Trail ca 0.5 mi from Hwy 70. 685 Comment
  JEPS104605  Polygonum arenastrum Lowell Ahart 2003-8-8 10486 Plumas On an old abandoned road, on the e side of Beckwourth Calpine Rd, ca 3 mi south of Beckwourth, Sierra Valley. 1482 Comment
  CHSC20756  Polygonum aviculare K. R. Stern 1975-7-24 5874 Plumas S shore of Lake Almanor. 1371 Comment
  SD46511  Polygonum aviculare Robert J. Weatherby 1950-7-21 1468 Plumas Railroad tracks east Quincy 1036 Comment
  CHSC102141  Polygonum aviculare subsp. depressum Lowell Ahart; John Dittes, Josephine Guardino 2009-7-29 16237 Plumas On dry to damp bare soil, below the high water line of Lake Almanor, 1,849 feet northwest of Lake Almanor Dam. 1591 Comment
  JEPS120553  Polygonum aviculare subsp. neglectum L. P. Janeway 2012-10-17 11077 Plumas Northern High Sierra Nevada. Plumas National Forest; 500 m east of Little Grass Valley Reservoir high water line and 200 m south of Kenzie Ravine. Comment
  CAS-BOT-BC414310  Polygonum aviculare subsp. neglectum Lowell Ahart 1981-9-6 3071 Plumas 1 1/2 miles SW of Crescent Mills 1200 Comment
  RSA60017  Polygonum davisiae E. K. Balls 1950-9-1 15596 Plumas Long Lake, above east shore toward Mt. Elwell. 2104 Comment
  UC1075644  Polygonum davisiae Robert J. Weatherby 1950-8-11 1511 Plumas Hellgramite Pond Lakes Basin Area 2011 Comment
  CAS-BOT-BC414557  Polygonum douglasii L. P. Janeway 1993-8-10 4517 Plumas Plumas National Forest, Beckwourth Ranger District. 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
  CDA15371  Polygonum douglasii G. F. Hrusa 1997-6-26 13886 Plumas Sierra Nevada; Approx. 1/4 mi. N from USFS 23N22D terminus. Comment
  SBBG121286  Polygonum douglasii L. Ahart, J. Dittes 2007-6-16 14091 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
  SEINET10904503  Polygonum douglasii Lowell Ahart, Peter Ahart 1985-9-26 Ahart 5177 Plumas Below the high water line of Little Grass Valley Reservoir, where the South Fork of the Feather River flows into the lake, about 4 1/4 miles north-east of La Porte. Comment
  CHSC97214  Polygonum douglasii subsp. douglasii Lowell Ahart; Josephine Guardino 2007-7-20 14324 Plumas North of a small drainage, northeast of a large meadow, east of Lightning Tree Campground, east of the paved road, east side of Lake Davis. 1789 Comment
  UC485765  Polygonum douglasii subsp. douglasii H. F. Copeland 1932-8-24 Plumas Drakesbad 1828 Comment
  UC1101168  Polygonum hydropiperoides Malcolm A. Nobs and S. Galen Smith 1949-8-19 1426 Plumas on Hwy 89 2 mi s Crescent Mills (pond in river, s end of valley); Indian Valley Comment
  RSA59176  Polygonum phytolaccifolium E. K. Balls 1950-9-1 15602 Plumas Long Lake, above east shore toward Mt. Elwell. 2104 Comment
  CAS-BOT-BC420059  Polygonum polygaloides subsp. kelloggii John Thomas Howell; H. Keith Wagnon 1980-5-27 53626 Plumas About 1.5 miles northwest of Almanor (near intersection of Highway 89 and Humboldt Road) 1389 Comment
  CAS-BOT-BC420147  Polygonum ramosissimum subsp. ramosissimum Mary Strong Clemens 1920-8-28 s.n. Plumas Greenville Comment
  CDA18754  Polygonum sawatchense subsp. oblivium G. D. Barbe, T. C Fuller 1982-7-16 3762 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
  CAS-BOT-BC421035  Polygonum spergulariiforme John Thomas Howell 1974-9-20 50906 Plumas Chilcoot. 1554 Comment
  CAS-BOT-BC237270  Polypogon monspeliensis John Thomas Howell 1961-9-24 36908 Plumas Feather River bed SW of Beckwourth 1487 Comment
  CDA2343  Polypogon monspeliensis L. Ahart 2001-8-29 9259 Plumas On the bottom of Little Last Chance Creek, on the strand of Frenchman Lake. Comment
  CAS-BOT-BC72357  Polystichum imbricans subsp. imbricans John Thomas Howell; Gordon H. True 1967-5-9 42213 Plumas Lewisia Rock, 3.5 miles southwest of Belden, Feather River Canyon 609 Comment
  UCD136521  Polystichum lemmonii M. S. Taylor; W. Dakon, T. Griggs 1980-9-27 3348 Plumas Ca. 0.25 mi. S of Bucks Lake-Spanish Ranch Rd., ca. 0.25 mi. E of Frenchman Hill, ca. 20 mi. SW of Quincy. 1645 Comment
  CAS-BOT-BC76690  Polystichum munitum Emily K. Mcpherson 1976-11-7 76- 32 -1 Plumas Sierra Nevada - 5 miles north of Beckworuth. Portola Quad. 2055 Comment
  CAS-BOT-BC72506  Polystichum scopulinum Lowell Ahart 1980-9-17 2648 Plumas 1/2 mile west of Fowler Pk. 1800 Comment
  CAS-BOT-BC105587  Populus trichocarpa Alice Eastwood 1927-6-15 14551 Plumas Forest Lodge, Greenville - United States Forest Reserve Comment
  SEINET10460771  Porterella carnosula Quick 1950-6-18 QUICK 50 -16 Plumas 2.7 miles west of Almanor Inn, on south shore of Lake Almanor Comment
  CAS-BOT-BC445273  Portulaca oleracea John Thomas Howell 1966-7-29 42032 Plumas Quincy 1036 Comment
  SJSU14005  Potamogeton gramineus N. A. Hopkins 1988-8-9 1470 Plumas Willow Creek, in meadow area, USGS Ferris Creek quadrangle 1732 Comment
  CHSC44264  Potamogeton natans Vernon Oswald 1988-7-19 3597 Plumas Willow Lake located se of Drakesbad just s of the boundary of Lassen Volcanic National Park. At the east end of the lake. 1676 Comment
  CAS-BOT-BC453790  Potamogeton natans Walter Knight; Irja Knight; John Thomas Howell 1966-7-27 1421 Plumas Butterfly Botanical Area and Vicinity 1097 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
  UCD20196  Potamogeton pusillus R. Yeo 1971-7-19 s.n. Plumas Lake Davis, near Portola. Comment
  CAS-BOT-BC454041  Potamogeton pusillus subsp. pusillus V. Oswald; L. Ahart 1988-8-4 3665 Plumas Willow Lake located se of Drakesbad just s of the boundary of Lassen Volcanic National Park. 1676 Comment
  CHSC115833  Potamogeton richardsonii Lowell Ahart; John Dittes, Josephine Guardino, Steve Green 2015-7-31 20426 Plumas On the west side of Duck Lake (near Blue Lake), 1180 feet north of Forest Serive Road 29N18, 3.19 air-miles west-southwest of Sifford Mt., 6.41 air-miles south-southeast of Lassen Peak. 1892 Comment
  CHSC81435  Potamogeton richardsonii Lowell Ahart 2001-9-18 9286 Plumas In shallow water of Freeman Creek, on the strand of Lake Davis. 1758 Comment
  JEPS102521  Potamogeton richardsonii Lowell Ahart 2001-9-18 9286 Plumas In shallow water of Freeman Creek, on the strand of Lake Davis. 1758 Comment
  CAS-BOT-BC6235  Potentilla aperta Amos Arthur Heller; P. B. Kennedy 1907-7-18 8882 Plumas Beckwith Comment
  JEPS102811  Potentilla biennis Lowell Ahart 2001-8-29 9237 Plumas On the west side of Little Last Chance Creek, on the strand of Frenchman Lake. 1700 Comment
  CHSC65382  Potentilla bruceae Lowell Ahart 1995-9-13 7636 Plumas On the north-west side of Onion Valley, east of Quincy La Porte Road, about 1 mile north-west of Pilot Peak. Meadow. 1828 Comment
  CHSC45738  Potentilla glandulosa subsp. reflexa L. P. Janeway 1987-6-20 2279 Plumas Ravine on N side of S Br Middle Fk Feather River, below Whiskey Hill. 1158 Comment
  CAS-BOT-BC141636  Potentilla gracilis var. elmeri Alice Eastwood 1927-6-12 14509 Plumas Forest Camp - United States Forest Reserve Comment
  RSA147078  Potentilla gracilis var. elmeri Alice Eastwood 1927-06 14509 Plumas Forest Camp, U. S. Forest Reserve Comment
  CHSC66640  Potentilla gracilis var. fastigiata Vernon H. Oswald; Lowell Ahart 1996-7-15 8041 Plumas High Cascade Range. E side of Last Chance Marsh at the N end of Lake Almanor, ca. 1.4 mi S of Last Chance Campground at the streams and meadow extending E from road 29N11. 1371 Comment
  CAS-BOT-BC540409  Potentilla gracilis var. fastigiata John Thomas Howell 1955-7-20 30832 Plumas Sierra Nevada, Mohawk 1371 Comment
  CAS-BOT-BC540416  Potentilla gracilis var. fastigiata Elizabeth McClintock 1968-5-18 s.n. Plumas E of Frenchman Reservoir N of Chilcoot. 1706 Comment
  POM181039  Potentilla millefolia A. A. Heller 1907-7-3 8601 Plumas Red Clover valley Comment
  SEINET3156975  Potentilla palustris M. E. Jones 1897-7-3 sn Plumas Prattville 1372 Comment
  CDA33857  Potentilla recta Tim Gibson 2010-10-22 PDR# 1409546 Plumas Plumas County Fairgrounds near Lee Road. 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
  JEPS96072  Potentilla rivalis Vernon H. Oswald and Lowell Ahart 1996-7-15 8013 Plumas e side of arm of Lake Almanor extending n from Highway 36 causeway, s of the point where road to Last Chance Campground (28N11) begins to parrallel lake Lake Almanor; High Cascade Range, Lake Almanor 1371 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
  CHSC36338  Poteridium annuum M. S. Taylor 1982-6-28 4755 Plumas Ramelli Ranch, between Calpine Rd and cow pasture on s side of Hwy 70, along dirt road, ca. 1 mi w of Beckwourth. 1487 Comment
  CHSC21579  Prunella vulgaris var. lanceolata D. E. Brink Jr.; L. M. Mayer 1975-7-3 Plumas Bucks Lake Floristic Survey. Comment
  SD46646  Prunella vulgaris var. lanceolata Robert J. Weatherby 1950-7-7 1449 Plumas Gansner Creek, Quincy. In sun on moist soil of yellow pine forest. 1219 Comment
  CAS-BOT-BC158139  Prunus emarginata Alice Eastwood 1927-6-15 14617 Plumas United States Forest Reserve Comment
  CAS-BOT-BC158141  Prunus emarginata A. A. Heller; P. B. Kennedy 1907-7-15 8845 Plumas Near mouth of Little Grizzly Creek below Genessee [Genesee] Comment
  CAS-BOT-BC158142  Prunus emarginata A. A. Heller 1915-7-7 12055 Plumas Near the summit of Soapstone Ridge in the Sierra Nevada, 12 miles west of Bucks 1676 Comment
  RSA252498  Prunus emarginata Robert F. Thorne 1969-9-6 39224 Plumas Ca. 2.5 miles S of Graeagle on Gold Lake Road. 1646 Comment
  UC1128314  Prunus emarginata G. T. Nordstrom 1934-7-9 199 Plumas 3/4 mi s by sw Mount Ararat (Plumas National Forest); Plumas National Forest 1645 Comment
  UCD113454  Prunus emarginata Carl Wick 1975-9-6 s.n. Plumas east of La Porte. Comment
  SEINET7406684  Prunus subcordata R. J. Holl 1948-4-20 25 Plumas 3 miles west of Chilcoot 1615 Comment
  JEPS48765  Prunus virginiana var. demissa John Warren Duffield 1937-5-26 Plumas on country road between Meadow Valley and Quincy ((8 miles), sw Plumas County) Comment
  UC567078  Prunus virginiana var. demissa C. W. Hanks 1934-8-17 55 Plumas ne Sierra Valley Sierra Valley 1524 Comment
  JEPS122096  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. Comment
  CHSC89913  Pseudostellaria jamesiana N. L. Jurjavcic 2004-6-27 Plumas Northern High Sierra Nevada. Along the perimeter of the northwestern arm of Little Grass Valley Reservoir. Adjacent to a trail. 1524 Comment
  SJSU769  Pseudostellaria jamesiana A. W. Jacobs 1942-6-27 Plumas Almanor Comment
  CHSC87628  Pseudostellaria sierrae Lowell Ahart; Josephine Guardino 2004-5-24 10938 Plumas On the east side of a logging road, about 200 yards south of a good dirt forest road, about 1/2 mile west of Squirrel Creek, about 1/8 mile north of the railroad, Greenhorn Creek, and Highway 70, about 7 miles (air) southeast of Quincy. 1224 Comment
  CHSC34264  Pseudotsuga menziesii var. menziesii M. S. Taylor 1981-7-27 4133 Plumas At point in Ward Creek Rd, between Ward Creek and Peel Ridge, ca. 2 mi se of Genesee. 1371 Comment
  CAS-BOT-BC361686  Psilocarphus John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54207 Plumas 2.5 miles northeast of Quincy Junction on road to Mt. Hough 1280 Comment
  CAS-BOT-BC72608  Pteridium aquilinum John Thomas Howell 1960-7-20 35744 Plumas Boiling Springs Lake 1798 Comment
  CAS-BOT-BC72544  Pteridium aquilinum J. G. Lemmon & Wife s.n. Plumas Sierra Valleys Comment
  CHSC102056  Pterospora andromedea Lowell Ahart; John Dittes 2009-7-14 16067 Plumas On dry soil, 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-BC460527  Pterospora andromedea M. S. Taylor 1981-6-2 4588 Plumas On W side of spur road off 23N49, 0.5 mi. S of its junction with 23N49, just SW of Mt. Jackson, ca. 3 air mi. N of Mohawk 1524 Comment
  POM82029  Pteryxia terebinthina Marcus E. Jones 1897-7-9 s.n. Plumas On road from Prattville to Chico. On the Big Divide. 1829 Comment
  CAS-BOT-BC293706  Purshia tridentata Mona Bourell; Bob Patterson 1982-5-15 1741 Plumas Beckworth Comment
  CHSC52534  Purshia tridentata L. P. Janeway 1990-6-8 3708 Plumas Plumas National Forest. Little Long Valley, along road 23N12 ca 0.6 mi N of junction with road 23N51. At top of road cut-bank. 1722 Comment
  CAS-BOT-BC147875  Purshia tridentata var. tridentata Mrs. Jos Clemens 1919-10-29 s.n. Plumas Crystal Lake Comment
  RSA60223  Purshia tridentata var. tridentata E. K. Balls 1950-9-6 15697 Plumas By Jackson Creek Public Camp, Middle Fork Feather River. E of Quincy, Hwy 24. Comment
  UC1128544  Purshia tridentata var. tridentata E. Sawyer 1935-5-21 13 Plumas 2.5 mi e Beckwith Butte; Sierraville Quad. 1524 Comment
  JEPS121763  Pycnanthemum californicum B. Castro and L. P. Janeway 2007-8-18 1673 Plumas Northern High Sierra Nevada. Ca 10 road mi E of Quincy, along Squirrel Creek and Road 401, 1.2 mi NE of Hwy 70/89 and William Loop (railroad). Comment
  OBI13586  Pycnanthemum californicum Lewis S. Rose 1966-7-27 66067 Plumas Butterfly Valley. 3 mi W of keddie 1067 Comment
  RSA331943  Pycnanthemum californicum Dave Kelly, Walter Wisura 1985-8-2 4092 Plumas Ca. 3.3 mi. fr. Hwy 70 at Twain; just N of Butterfly Botanical area. Comment
  JEPS58854  Pyrola asarifolia H. L. Mason 1924-6-26 Plumas Blairsden Comment
  CDA14707  Pyrola picta G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-24 3212 Plumas Mt. Hough-Crystal Lake Road 0.5 mile north of Taylor Creek Road (to Solomon Saddle). 1584 Comment
  CDA14718  Pyrola picta G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-24 3238 Plumas Mt. Hough-Crystal Lake Road 0.2 mile south of China Grade Road (to Taylorsville). 1737 Comment
  CAS-BOT-BC466101  Pyrola picta Alice Eastwood 1927-6-12 14528 Plumas United States Forest Reserve: Forest Lodge near Greenville Comment
  CAS-BOT-BC466102  Pyrola picta David D. Keck 1932-7-3 1643 Plumas Northern Sierra Nevada, Quincy, hillside S of town 1219 Comment
  SEINET10449205  Pyrola picta subsp. dentata Mary Susan Taylor, M. Foster 1981-7-14 Taylor 4011 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-BC308930  Pyrrocoma Clare B. Hardham 1975-8-2 20455 Plumas Black Mountain 2133 Comment
  CAS-BOT-BC362159  Pyrrocoma apargioides Mary Strong Clemens 1920-9-2 s.n. Plumas Beckwith [Beckwourth] Comment
  CAS-BOT-BC362267  Pyrrocoma carthamoides var. cusickii John Thomas Howell 1962-6-17 37716 Plumas Portola 1463 Comment
  CAS-BOT-BC362284  Pyrrocoma lanceolata var. lanceolata John Thomas Howell 1975-7-22 51379 A Plumas Sierra Valley near Beckwourth 1493 Comment
  SD108123  Pyrrocoma lucida Richard Alan Mayes 1974-8-10 179 Plumas 1 mile west of State Route 89 on Plumas Co. road A-14, Plumas National Forest Comment
  UCD135402  Pyrrocoma racemosa M. S. Taylor 1982-8-27 5044 Plumas Southwest corner of jct of Hwy 70 and road to Loyalton, in Vinton. 1493 Comment
  CAS-BOT-BC362345  Pyrrocoma racemosa var. paniculata John Thomas Howell 1959-9-25 35016 Plumas 5 miles east of Beckwourth, Sierra Valley 1493 Comment
  CAS-BOT-BC62427  Quercus chrysolepis Mrs. E. C. Suttiffe 1920-9-1 s.n. Plumas Gold Valley Comment
  UCD45590  Quercus chrysolepis John M. Tucker 1948-7-25 1736 Plumas California, Plumas Co.; summit of 'Lava Cap', ca. 1 mi. south of Cascade. Elevation 4717 ft. 1435 Comment
  UCD45592  Quercus chrysolepis John M. Tucker 1948-7-25 1736 Plumas California, Plumas Co.; summit of 'Lava Cap', ca. 1 mi. south of Cascade. Elevation 4717 ft. 1435 Comment
  CAS-BOT-BC93985  Quercus durata L. P. Janeway 1993-7-20 4464 Plumas Caribou quad. Canyon of E Branch North Folk Feather River; in large ravine 500 ft N og Hwy 70, opposite the road to 853 Comment
  RSA88598  Quercus garryana var. semota J. T. Howell 1951-6-26 27548 Plumas Feather River Canyon 854 Comment
  UC1748319  Quercus garryana var. semota James D. Jokerst, R. A. Schlising, and L. Ahart 1985-8-12 2559 Plumas Red Mountain Road 1.1 mi above jct. with Rich Gulch Road, N of Hwy. 70 1584 Comment
  CHSC9709  Quercus kelloggii Nancy Mosman 1971-7-11 76 Plumas On slope along w side of road ca. 1.3 mi s of Belden turnoff and Hwy 70. 1025 Comment
  UCD56583  Quercus kelloggii John Thomas Howell 1976-7-14 51823 Plumas Sierra Nevada. American Valley near Quincy on road to Quincy Junction. 1036 Comment
  CAS-BOT-BC104608  Quercus vacciniifolia J. M. Tucker 1948-7-25 1749 Plumas ca. 3/4 mi West of United Mining Co. mine on SW side of Camel Peak 1554 Comment
  JEPS103361  Quercus vacciniifolia Lowell Ahart 2002-7-6 9837 Plumas 1 1/2 air mi NE of Four Trees (large meadow, W side of dirt road, on Rock Island Ridge, 3/4 mi SE of Soapstone Hill and the Oroville Quincy Highway) 1611 Comment
  UCR3600  Quercus vacciniifolia Wm. Horn Jr. 1963-6-29 630629- 3 Plumas Northern Sierra Nevada Mtns., 1.25-1.5 miles north of Spanish Peak 1835 Comment
  CHSC47664  Raillardella argentea Lowell Ahart 1981-7-21 2955 Plumas On the Buzzards Roost Ridge, about 1/4 mile east of Quincy La Porte Road, about 1 1/4 miles north-west of Pilot Peak. 1828 Comment
  CHSC21113  Ranunculus alismifolius var. alismellus F. T. Griggs; A. Pass 1975-7-1 13 Plumas East of Grizzly Creek. Buck's Lake. Comment
  JEPS55137  Ranunculus alismifolius var. alismifolius W. L. Jepson 1910-6-14 4127 Plumas Prattville 1310 Comment
  CHSC57312  Ranunculus andersonii L. P. Janeway 1991-5-29 3973 Plumas Plumas National Forest. West end of Red Clover Valley; 0.2 mi south of Beckwourth-Genesee Road (road 111) on Road 25N97 ('Dead End 1'), 0.5 mi west of the Bagley Pass road. 1706 Comment
  POM186543  Ranunculus aquatilis var. capillaceus D. D. Keck 1932-7-3 1661 Plumas Quicy, along Spanish Creek, in the Northern Sierra Nevada. Comment
  CHSC46710  Ranunculus aquatilis var. diffusus V. Oswald; W. Dempsey 1989-8-24 3966 Plumas Domingo Spring, ca. 8 mi wnw of Chester. In Domingo Creek. 1560 Comment
  CHSC97517  Ranunculus cymbalaria var. saximontanus Lowell Ahart; John Dittes 2007-6-17 14163 Plumas Along Red Clover Creek, about 50 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
  UC118215  Ranunculus flammula T. S. Brandegee 1892-7-4 Plumas Prattville Comment
  SEINET12088567  Ranunculus flammula Unknown 1980-1 2651 Plumas on the S-side of the small lake, about 1/2 mi W of Fowler Peak, about 2 1/2 mi N of Little Grass 1829 Comment
  RSA52842  Ranunculus flammula var. ovalis R. Weatherby 1950-7-7 1458 Plumas Quincy. 1220 Comment
  SD46722  Ranunculus flammula var. ovalis Robert J. Weatherly 1950-7-7 1458 Plumas Snake Lake, Quincy, at edge of lake 1219 Comment
  CHSC60558  Ranunculus glaberrimus var. ellipticus L. P. Janeway 1992-4-2 4149 Plumas Plumas National Forest. About 1/4 mi northeast of Claireville Flat; 1/2 mi southeast of Hwy 70 and 2/3 mi northwest of Middle Fork Feather River. 1490 Comment
  UC725558  Ranunculus occidentalis A. A. Heller 1942-5-8 16456 Plumas 2 mi w Paxton (along State Hwy 24) Comment
  RSA357479  Ranunculus occidentalis var. ultramontanus Clarissa Kimber 1961-8-7 245 Plumas Upper Butterfly Valley, 2.5 miles W turn off Hwy-US 40. 1 Comment
  CHSC89337  Ranunculus orthorhynchus var. orthorhynchus G. D. Barbe; T. C. Fuller 1982-6-16 3787 Plumas Northern California. Plumas National Forest. Meadow below Mud Lake, 3/4 mi NE of Eisenheimer Peak. [Lat./long. on label is '40 10 N; 120 43 W']. 2097 Comment
  SD149112  Rhamnus John Thomas Howell 1976-7-14 51824 Plumas American Valley near Qunicy on road to Qunicy Junction 1036 Comment
  RSA169466  Rhamnus purshiana L. S. Rose 1963-6-3 63115 Plumas Butterfly Valley, 2 miles SW of Keddie. 1189 Comment
  RSA518946  Rhamnus purshiana J. T. Howell 1959-9-24 34935 Plumas Butterfly Creek near mouth Comment
  CAS-BOT-BC56578  Rhododendron columbianum Anna Head 1921-7-17 s.n. Plumas Gray Eagle Creek, Feather River region Comment
  CDA11929  Rhododendron occidentale G. F. Hrusa, J. Dinsdale 1989-6-27 7223 Plumas Sierra Nevada; Tributary entering Bucks Lake at N end. Comment
  RSA565012  Rhynchospora alba D. W. Taylor, Glenn L. Clifton 1990-8-10 11431 Plumas Lassen Nat l Park, Little Willow Lake. 1875 Comment
  CHSC112061  Ribes cereum var. cereum L. P. Janeway 2014-7-15 11530 Plumas Northern High Sierra Nevada. Plumas National Forest; Happy Valley, about 6.4 air-km northeast of Cromberg; along Long Valley Creek in the southwest corner of Happy Valley (the lower corner of the meadow complex). 1717 Comment
  CAS-BOT-BC219219  Ribes nevadense John Thomas Howell 1976-7-15 51867 Plumas Snake Lake, about 4 miles NW of Quincy 1219 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
  CHSC45975  Ribes nevadense Lowell Ahart 1981-7-21 2946 Plumas Growing on the sides of large rock outcroppings, above the head of Dixon Creek, about 1/8 mile north of the Buzzards Roost Ridge, about 1 1/2 miles north of Pilot Peak. 1645 Comment
  CHSC9716  Ribes nevadense Nancy Mosman 1971-7-11 83 Plumas Along river ca. 5 mi s of Belden turnoff and Hwy 70. 1025 Comment
  RSA0023140  Ribes nevadense E. K. Balls, Lee W. Lenz 1955-5-14 20704 Plumas 1 mi. NE along Highway 89 toward Lake Almanor, from junct. with US Highway 40 alt. 671 Comment
  SEINET5339753  Ribes nevadense M. J. Williams 1967-4-22 s.n. Plumas 1 mile w. of Storrie, Rocky bank 518 Comment
  UC1127575  Ribes roezlii G. T. Nordstrom 1934-7-7 190 Plumas 1 1/2 mi s and 1/2 e Bucks Mtn.; Plumas National Forest, Bidwell Bar Quadrangle Comment
  CAS-BOT-BC168783  Ribes viscosissimum Rimo Bacigalupi 1927-6-7 1654 Plumas Upper reaches of trail between Gray Eagle Valley and Long Valley Comment
  CHSC54400  Ribes viscosissimum var. hallii Vernon H. Oswald 1991-6-12 4659 Plumas Lassen Volcanic National Park. Access road near Terminal Geyser. 1786 Comment
  JEPS114513  Ribes viscosissimum var. viscosissimum Lowell Ahart 2008-6-5 14812 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
  CAS-BOT-BC363065  Rigiopappus leptocladus John Thomas Howell; Gordon H. True 1967-7-11 43304 Plumas 2.5 miles from Quincy Junction on road to Mt. Hough 1249 Comment
  UC829521  Rigiopappus leptocladus M. S. Barker July 1894 Plumas Dixie Mts. Comment
  CAS-BOT-BC74630  Rorippa curvisiliqua John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54282 Plumas Sierra Nevada. About 1.3 mile southeast of Mount Hough on the road to Quincy. 2042 Comment
  CAS-BOT-BC74636  Rorippa curvisiliqua David D. Keck 1932-7-3 1676 Plumas Northern Sierra Nevada. At bridge over Spanish Creek. 1065 Comment
  CHSC55203  Rorippa curvisiliqua var. orientalis L. P. Janeway 1989-7-25 3519 Plumas Plumas National Forest. Crocker Meadow, near the Beckwourth-Genesee Road (road 111) 6.4 mi north of Beckwourth. Along edge of channel. 1737 Comment
  CHSC97546  Rorippa curvisiliqua var. orientalis Lowell Ahart; John Dittes 2007-6-17 14102 Plumas Gravel bars along 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
  CAS-BOT-BC148173  Rosa gymnocarpa John Thomas Howell; Walter Knight; Irja Knight; Gordon H. True 1967-7-12 2112 Plumas At spring - Butterfly Botanical Area and vicnity 1127 Comment
  CHSC75532  Rosa gymnocarpa G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-23 3173 Plumas Forest land 2.0 miles south of Long Valley and Rush Creek roads, 4.0 miles north of Highway 70 at Grays Flat. 1447 Comment
  OBI30645  Rosa gymnocarpa Bernie Smith 1966-7-26 184 Plumas 22N-7e-34 at Pinchard Crk Forest Svc Camp Comment
  SDSU9230  Rosa pisocarpa R. M. Beauchamp 1965-7-17 Plumas 0.5 mile N of Chester. Comment
  CHSC81818  Rosa pisocarpa subsp. ahartii Lowell Ahart 2001-10-16 9392 Plumas Old road that crossed Indian Creek, about 10 yards east of the railroad tracks, where railroad has a bumper to start the signal lights on Arlington Road, about 400 yards south of Arlington Road, about 30 yards east of Highway 89, about 1 1/2 miles south of Crescent Mills. 1066 Comment
  CAS-BOT-BC149728  Rosa woodsii subsp. ultramontana Thomas H. Kearney 1944-8-14 72 Plumas Near Prattville, Lake Almanor Comment
  CAS-BOT-BC148001  Rubus leucodermis Lewis S. Rose 1966-7-26 66051 Plumas Butterfly Creek & Spanish Creek, 1 mi. S. of Keddie 883 Comment
  CAS-BOT-BC148002  Rubus leucodermis Thomas H. Kearney 1944-8-14 63 Plumas Near Prattville, Lake Almanor Comment
  CHSC101912  Rubus leucodermis Lowell Ahart; John Dittes 2009-7-14 16071 Plumas On the south side of Forest Service Road 26N92, about 1.9 miles (air) southeast of Seneca, about 6 miles (air) south of Lake Almanor Reservoir Dam. 1677 Comment
  JEPS48878  Rubus parviflorus Esther C. Fritz 1933-6-28 Plumas along Schneider Creek; along Schneider Creek 1188 Comment
  CAS-BOT-BC156917  Rubus ursinus Mary Strong Clemens 1920-6-22 s.n. Plumas Quincy Comment
  UCD169666  Rudbeckia occidentalis L. P. Janeway; B. Castro 2011-9-11 10718 Plumas Northern High Sierra Nevada. Between Road 22N57 (the road around Little Grass Valley Reservoir) and Black Rock Creek just before it empties into the Reservoir. 1570 Comment
  UC1140949  Rudbeckia occidentalis G. T. Nordstrom 1934-7-9 192 Plumas 1.5 mi nw of Mt. Ararat; Bidwell Bar 1676 Comment
  CAS-BOT-BC422046  Rumex acetosella Javier Penalosa 1962-6-19 2505 Plumas Hwy. 40-89, +- 6.2 mi. SE of Quincy. 1097 Comment
  RSA726378  Rumex conglomeratus L. Ahart, Josephine Guardino 2007-7-20 14347 Plumas Strand of Lake Davis, about 100 yards west of Long Point, northeast side of Lake Davis. 1764 Comment
  CAS-BOT-BC109298  Rumex paucifolius Alice Eastwood 1918-5-25 6996 Plumas Portola. Comment
  SEINET4178423  Rumex paucifolius W. Harnach, N. Harnach 1990-6-13 375 Plumas Sierra Valley, Ramelli Ranch (USFS) 1487 Comment
  CHSC53063  Rumex paucifolius subsp. paucifolius L. P. Janeway 1989-6-20 3345 A Plumas Plumas National Forest Beckwourth Ranger District. Forest along SW side of Red Clover Valley. Openings of mostly bare soil in sagebrush. 1691 Comment
  CHSC55734  Rumex salicifolius var. triangulivalvis K. R. Stern 1985-6-25 8286 Plumas Vicinity of Blairsden. 1402 Comment
  CHSC73982  Rumex salicifolius var. triangulivalvis B. Castro; L. Gehrung, H. Durio 1996-7-3 669 Plumas Placer Diggings site, ca 4 air mi NE of La Porte, 0.5 mi SE of the South Branch of Slate Creek, and 1.6 mi W of HowlandFlat, W of Co. Rd 690. Along perennial tributary to Sacketts Gulch, in drying soil around edge of pond downslope from spring. 1566 Comment
  CAS-BOT-BC445746  Sagittaria latifolia David D. Keck 1932-7-3 1687 Plumas In backwaters of Spanish Creek. Quincy, in the Northern Sierra Nevada. 1065 Comment
  CHSC58516  Salix eastwoodiae Vernon H. Oswald; L. Ahart, L. Hanson, L. Janeway, J. Reynolds 1992-7-1 5034 Plumas Grass Lake located just W of Lakes Basin Campground, ca. 5 mi (air) SSW of Graeagle via Gold Lake Forest Hwy. (County Rd. 519). 1926 Comment
  UC1594688  Salix eastwoodiae Vernon H. Oswald, et al. 1992-7-1 5034 Plumas Grass Lake located just w of Lakes Basin Campground (ca. 5 mi (air) ssw of Graegle via Gold Lake Forest Hwy. (County Rd. 519), w end of lake) 1926 Comment
  CAS-BOT-BC103888  Salix exigua Walter Knight; Irja Knight 1967-9-16 2244 Plumas Mouth of Butterfly Creek 883 Comment
  JEPS113445  Salix exigua Lowell Ahart, John Dittes, Josephine Guardino 2007-6-8 14024 Plumas Strand of Lake Davis, southeast of the end of the road, north end of Lake Davis 1763 Comment
  RSA754548  Salix exigua L. Ahart, John Dittes, Josephine Guardino 2009-7-29 16222 Plumas Below the high water line of Lake Almanor, 1849 feet NW of Lake Almanor Dam. 1591 Comment
  UC1552733  Salix exigua var. hindsiana Frederica Bowcutt 1985-6-6 570 Plumas ca. 15 air mi ne of Quincy (ca. 3 air mi sw of Babcock Peak, along Last Chance Creek); Plumas Nat'l Forest Comment
  CAS-BOT-BC107969  Salix geyeriana C. R. Ball; Emily Smith; Mrs. H. P. Bracelin 1932-7-25 696 Plumas Fork of Feather River about 5 miels southwest of Prattville Comment
  CAS-BOT-BC128433  Salix lasiolepis var. lasiolepis John Thomas Howell 1951-8-19 28171 Plumas 3 miles east of Rich Bar 853 Comment
  CAS-BOT-BC124805  Salix lemmonii C. R. Ball; Emily Smith; Mrs. H. P. Bracelin 1932-7-25 697 Plumas Fork of Feather River about 5 miles southwest of Prattville Comment
  CDA13412  Salix lucida subsp. lasiandra G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13261 Plumas Sierra Nevada; Plumas National Forest. Bull Run Creek off USFS 23N12E. Comment
  CDA39568  Salix lucida subsp. lasiandra L. Ahart, John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11173 Plumas On the north side of a forest road, about 1/4 mile north of Taylor Rock, about 1 mile (air) southwest of Grizzly Peak, about 5 miles (air) south of Taylorsville, about 8 miles (air) northeast of Quincy. Comment
  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
  CHSC97163  Salix lucida subsp. lasiandra Lowell Ahart; John Dittes, Josephine Guardino 2007-6-8 14035 Plumas Strand of Lake Davis, southeast of the end of the road, north end of Lake Davis. 1763 Comment
  RSA641877  Salix lucida subsp. lasiandra Michael A. Vincent 1999-6-7 8535 Plumas Along FS Rt 176 and Chance Creek at bridge, 7.1 miles N of Rt 70. Comment
  CAS-BOT-BC129399  Salix melanopsis L. S. Smith 1931-5-27 6 Plumas Last Chance Creek 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
  HSC20041  Salix melanopsis C. R. Ball, Mrs. H. P. Bracelin, Beryl Kautz 1931-5-31 395 Plumas N Fork of Feather River, at Chester 1350 Comment
  CHSC34328  Salsola tragus L. Ahart 1981-9-6 3091 Plumas On broken rock along the RR 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
  RSA59485  Salsola tragus E. K. Balls 1950-9-15 15864 Plumas S tip Lake Almanor, near P G E dam, Hwy 89. 1372 Comment
  CAS-BOT-BC235028  Sambucus Anna Head 1921-9-1 s.n. Plumas Feather River Region Comment
  POM161622  Sambucus microbotrys R. C. Bacigalupi 1927-7-8 1658 Plumas Western edge of Long Lake Comment
  CAS-BOT-BC235198  Sambucus racemosa var. racemosa Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region Comment
  RSA52951  Sanguisorba annua R. Weatherby 1950-7-7 1456 Plumas Gansner Creek. Quincy. 1220 Comment
  CDA18748  Sanicula graveolens G. D. Barbe, T. C Fuller 1982-7-16 3769 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
  POM180936  Sanicula graveolens A. A. Heller, P. B. Kennedy 1907-7-18 8879 Plumas Grade between Beckwith and Red Clover valley Comment
  CAS-BOT-BC494127  Sarcobatus vermiculatus W. Harnach; N. Harnach 2000-8-23 997 Plumas Sierra Valley. 1 mi W of the Steel Bridge on Marble Lane 1485 Comment
  CAS-BOT-BC466217  Sarcodes sanguinea Elmer I. Applegate 1929-6-21 5796 Plumas Between Kelly's Camp and Drankesbad, Warner Valley, Mt. Lassen region Comment
  CDA38883  Sarcodes sanguinea R. Wilkey 1959-5-16 2380 Plumas Buck s Lake. 0 Comment
  UC1609266  Saxifraga oregana Vernon H. Oswald and Lowell Ahart 1993-8-3 5763 Plumas 0.25 mi e of Hay Meadow (on s edge of the Caribou Wilderness near n end of 30N25, 9 air mi n of Lake Almanor, at unnamed lake); Caribou Wilderness 1926 Comment
  CAS-BOT-BC35589  Scirpus congdonii Walter Knight; Irja Knight; John Thomas Howell 1966-7-27 1393 Plumas Butterfly Botanical Area, Pond Reservoir 1097 Comment
  JEPS64007  Scirpus microcarpus W. L. Jepson 1939-8-14 19419 Plumas Willow Creek 1828 Comment
  CAS-BOT-BC111005  Scirpus microcarpus Lloyd W. Swift 1934-7-7 96 Plumas Willow Creek sheep trough 1889 Comment
  CAS-BOT-BC111010  Scirpus microcarpus John Thomas Howell 1960-7-19 35645 Plumas Wet slope near hot springs, Drakesbad. 1828 Comment
  UC174631  Scutellaria A. A. Heller and P. B. Kennedy 1907-7-11 8798 Plumas Prattville 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
  CAS-BOT-BC214250  Scutellaria nana David D. Keck 1932-7-6 1720 Plumas 6 miles west of Chester, Sierra Nevada 1524 Comment
  RSA189341  Scutellaria siphocampyloides L. S. Rose 1967-7-11 67156 Plumas Quincy Junction. 976 Comment
  JEPS55995  Sedum albomarginatum C. H. Uhl 1961-1 968 Plumas 2.9 mi e of Rich Bar and 6.8 mi e Belden (serpentine cliff on n side of East Branch of North Fork Feather River, Feather River Canyon); Feather River Canyon, East Branch North Fork Feather River Comment
  CHSC108859  Sedum obtusatum subsp. boreale Lowell Ahart 2011-9-20 17693 Plumas On the north side of Onion Valley Creek, on the north side of Pilot Peak, about 200 yards east of the East edge of Onion Valley meadow, about 9 miles (air) northeast of La Porte. 1925 Comment
  CAS-BOT-BC63847  Sedum spathulifolium Mary Strong Clemens 1919-11-1 s.n. Plumas Taylorsville Comment
  JEPS28949  Sedum spathulifolium P. C. Hutchison 2108 Plumas Feather River Canyon Feather River Canyon (at the Butte County line on highway U.S. Alt. 40) Comment
  RSA0074743  Sedum spathulifolium Christopher Davidson 1975-6-7 2739 Plumas Ca. 3 miles on dirt road to Snake Lake branching to NW off Hwy 70 ca. 2 miles N of Quincy. 1273 Comment
  RSA212167  Selaginella wallacei Lewis S. Rose 1967-5-8 67071 Plumas 3.5 miles SW of Belden, N fork of Feather River. 762 Comment
  CAS-BOT-BC363367  Senecio aronicoides L. S. Rose 1931-4-13 s.n. Plumas Woodleaf Comment
  CHSC89469  Senecio eurycephalus var. lewisrosei Jenny Marr 1994-7-2 200 Plumas Located in the Quincy District of the Plumas National Forest, on the N facing slope of Red Hill in the N fork Feather River Canyon. Collected off jeep rd N of 26N22. 1584 Comment
  CHSC89477  Senecio eurycephalus var. lewisrosei Jenny Marr 1994-7-2 208 Plumas Located in the Quincy District of the Plumas National Forest, on the S facing slope of Red Hill in the N fork Feather River Canyon. Collected off jeep rd N of 26N22. [Another township/range given on label is 'T25N R07E S11 NW1/4']. 1463 Comment
  CAS-BOT-BC363602  Senecio fremontii var. occidentalis Mrs. E. C. Sutliffe 1920-9-1 s.n. Plumas Salmon Lake Comment
  CAS-BOT-BC363727  Senecio hydrophilus W. Harnach; N. Harnach 1991-6-30 599 Plumas Sierra Valley. Approx. 1 mile south of the Steel Bridge on Marble lane 1486 Comment
  CAS-BOT-BC363734  Senecio hydrophilus Clare B. Hardham 1978-8-11 21804 Plumas Red Clover Creek Road 1219 Comment
  SEINET3148726  Senecio hydrophilus E. K. Balls 1950-9-6 15685 Plumas Road from Quincy to East Quincy 1097 Comment
  CHSC94915  Senecio integerrimus var. exaltatus L. P. Janeway; B. Castro 2006-6-4 8672 Plumas Northern High Sierra Nevada. Along the road from Squaw Valley to McReynolds Valley, 0.5 km south of Squaw Valley Road (and Squaw Valley). 1698 Comment
  CHSC98353  Senecio integerrimus var. exaltatus L. P. Janeway 2007-5-20 8986 Plumas Northern High Sierra Nevada. Along road to the top of Red Hill, about 0.2 km due north of the summit. 1902 Comment
  JEPS113372  Senecio integerrimus var. exaltatus Lowell Ahart, John Dittes, Josephine Guardino 2007-6-9 14042 Plumas 50 yards west of a poor dirt road, about a mile (air) north of the north end of Lake Davis 1857 Comment
  RSA0125023  Senecio integerrimus var. exaltatus Philip A. Munz 1947-5-17 11841 Plumas 8 miles north of Chilcoot. 1524 Comment
  CAS-BOT-BC364037  Senecio integerrimus var. major John Thomas Howell; Gordon H. True 1967-7-11 43322 Plumas About 3 miles southeast of Mt. Houth [Hough] 1706 Comment
  CHSC102013  Sericocarpus oregonensis L. P. Janeway; B. Castro 2009-8-29 9947 Plumas Northern High Sierra Nevada. At eastern end of Red Mountain, 0.6 km south of the Buckhorn survey monument; at junction of Road 23N69 and Road 23N36Y (to Martin Mine). 1881 Comment
  CAS-BOT-BC364762  Sericocarpus oregonensis subsp. californicus Clare B. Hardham 1986-8-9 30400 Plumas Sierra Nevada Mountains. Meadow Valley - Virgilia Road 1341 Comment
  UCD92853  Setaria viridis John Thomas Howell 1959-9-20 34719 Plumas Tobin. 609 Comment
  CAS-BOT-BC213136  Sidalcea John Thomas Howell 1977-6-21 52389 Plumas Between Seneca and Butt Valley Reservoir, Sierra Nevada Comment
  UCD19154  Sidalcea June McCaskill 19__? 329 Plumas Lake Almanor region? Comment
  JEPS114514  Sidalcea glaucescens Lowell Ahart 2008-8-13 15172 Plumas Large pile of dirt on the east side of La Porte Road, west of East Branch Creek, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte 1613 Comment
  SEINET2442081  Sidalcea glaucescens Barbara Ertter 1989-7-4 8680 Plumas 2.2 mi W of jct with Hwy 89 & Hwy 36 SW of Chester.; 0 1463 Comment
  UC1124957  Sidalcea glaucescens G. Burks 1933-8-8 23 Plumas 4 1/2 mi e and 1 mi n Camel Peak; Plumas National Forest, Bidwell Bar Quadrangle 1706 Comment
  UC2042996  Sidalcea glaucescens Barbara Ertter with Gary Schoolcraft 1990-5-14 8967 Plumas East side of mountain above Crescent Mill, E of Round Valley Reservoir. Comment
  JEPS48723  Sidalcea glaucescens John W. Duffield 1937-5-27 Plumas Grubstake Flats Meadow Valley, Grubstake Flats Comment
  SD7243  Sidalcea malviflora D. C. July 1882 Plumas Prattville Comment
  RSA87484  Sidalcea malviflora subsp. asprella C. L. Hitchcock 1952-6-25 19625 Plumas Feather River Canyon, 10 miles west of junction with Highway #89. Comment
  SEINET11991682  Sidalcea oregana Detzer, Sacks 1977-1 12 Plumas along E side of USFS unimproved road, ca 4.8 km S of Laufman Ranger Stn 1833 Comment
  CHSC97074  Sidalcea oregana subsp. spicata Lowell Ahart; Josephine Guardino 2007-7-21 14371 Plumas Around pine trees, about 5 yards north of a large meadow, about 150 yards east of the bridge, about 60 yards south of the Beckwourth Taylorsville Road, about 2 1/2 miles (air) northwest of the most northwest part of Lake Davis. 1793 Comment
  JEPS97934  Sidalcea oregana subsp. spicata Vernon H. Oswald and Lowell Ahart 1998-8-11 9483 Plumas Grizzly Creek, W of Bucks Lake on USFS 23N36 0.1 mi E of Oroville - Quincy Hwy 1566 Comment
  RSA180578  Silene conoidea J. Budaj 1965-8-10 s.n. Plumas Sheehan ranch, 4 miles NE of Greenville. Comment
  CHSC36856  Silene douglasii M. S. Taylor 1982-7-21 4894 Plumas Around s end of Backs Creek Ridge, ca. 5 mi se of Quincy. 1752 Comment
  SD61132  Silene douglasii Darley F. Howe 1964-7-29 3891 Plumas Near Gold Lake Lodge, Plumas National Forest. 2010 Comment
  SEINET10537581  Silene douglasii Mary Susan Taylor 1981-7-6 Taylor 3986 Plumas 6300 ft. T25N R15E nw/nw sec 7. Ferris Creek quad. S side of 25N84, at base of Devils Postpile type rock formation, ca. 1 mi E of Beckwourth-Milford Rd (26N70), ca. 18 air mi NE of Beckwourth. 1920 Comment
  SEINET9085718  Silene douglasii B. Ertter, G. Schoolcraft 1990-5-14 8970 Plumas E side of mountain above Crescent Mills, E of Round Valley Reservoir. 1372 Comment
  HSC101675  Silene laciniata subsp. californica Dillon North Davis 2013-6-30 30 Plumas 9.8 miles south on FS Road 25N17 from intersection with Highway 70. 1576 Comment
  CAS-BOT-BC389376  Silene lemmonii John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54214 Plumas About 5 miles southeast of Mt. Hough on the road to Quincy 1584 Comment
  CAS-BOT-BC389383  Silene lemmonii John Thomas Howell 1951-6-27 27558 Plumas Johnsville 1584 Comment
  CDA14721  Silene lemmonii G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-24 3243 Plumas Mt. Hough-Crystal Lake Road 0.2 mile south of China Grade Road (to Taylorsville). 1737 Comment
  CDA18440  Silene lemmonii G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-23 3142 Plumas Sierra Nevada; 3.25 mi west of Round Valley Reservoir Dam; 0.25 mil east of jct with road to Canyon Dam (i.e. south arm of Lake Almanor). 1633 Comment
  JEPS114417  Silene lemmonii Lowell Ahart 2008-7-16 15087 Plumas On the east side of a small stream, about 150 yards north of the paved road, about 1/4 mile west of the bridge where the South Fork of the Feather River flows into Little Grass Valley Reservoir, about 2 1/2 miles (air) north of La Porte 1597 Comment
  CAS-BOT-BC389559  Silene nuda A. A. Heller; P. B. Kennedy 1907-7-16 8859 Plumas Genessee [Genesee] Valley near Genessee [Genesee] Comment
  UC1037199  Silene nuda Leo Whitney 1934-8-28 1540 Plumas 12 mi s Jonesville (near Murdock Crossing); Plumas National Forest, s of Jonesville 1920 Comment
  SEINET10537592  Silene nuda subsp. insectivora Mary Susan Taylor 1981-7-11 Taylor 4068 Plumas T27N R7E ne/ne sec 10, Almanor SW quad. SW side of Lake Almanor, in small dry meadow between campground and rd to Almanor, ca. 1 mi NW of Prattville, ca. 3/4 mi E of Hwy 89; 4500 ft elev. 1372 Comment
  CHSC82621  Silene occidentalis subsp. occidentalis L. P. Janeway 2001-7-3 7259 Plumas Northern High Sierra Nevada. Top of south-facing slope overlooking Middle Fork Feather River; head of Sherman Creek. 1707 Comment
  NY342644  Silene pectinata M. E. P. Ames 1875-1 s.n. Plumas Comment
  CHSC36945  Sisymbrium altissimum M. S. Taylor 1982-9-13 5132 Plumas Ramelli Ranch, at jct of Grizzly Creek and Feather River, ca. 2 mi w of Beckwourth. 1487 Comment
  CHSC40877  Sisymbrium altissimum K. R. Stern 1985-6-25 8199 Plumas Vicinity of Blairsden. 1402 Comment
  UC1126786  Sisymbrium altissimum C. W. Hanks 1934-8-6 4 Plumas ne part of Sierra Valley, Plumas National Forest Sierra Valley; Plumas National Forest, Sierra Valley 1554 Comment
  CAS-BOT-BC75119  Sisymbrium altissimum David D. Keck 1932-7-3 1685 Plumas Quincy, in the northern Sierra Nevada. 1065 Comment
  SEINET10594352  Sitanion hystrix Mary Susan Taylor 1982-8-17 Taylor 5014 A Plumas T25N R12E se1/4ne1/4 sec.28. Mt Ingalls quad. Mt Ingalls summit, ca. 9 air mi ne of Sloat. With Haplopappus suffruticosus. 2551 Comment
  SEINET11162511  Sium suave M. Foster 1988-7-10 164 Plumas Big Grizzly Creek, 0.25 mile S of Walker Mine Road, 2 miles W of Lake Davis, 12 miles NW of Portola. 1768 Comment
  UC1134667  Smilacina racemosa C. G. Albertus 1935-7-27 237 Plumas 1 1/2 mi se Cromberg; Plumas National Forest, Downieville Quadrangle 1310 Comment
  CAS-BOT-BC231734  Solanum umbelliferum Mrs. E. C. Sutliffe 1919-8-1 s.n. Plumas Gold Lake Region Comment
  CAS-BOT-BC157242  Solanum umbelliferum W. D. Dakan 1974-4-25 s.n. Plumas At mouth of Chambers Creek, just above Tobin, North Fork of the Feather River 640 Comment
  CAS-BOT-BC365517  Solidago elongata Clare B. Hardham 1978-8-11 21769 Plumas About 5 miles southeast of Thompson Peak Comment
  UC1075633  Solidago elongata Robert J. Weatherby 1950-7-21 1472 Plumas East Quincy 1036 Comment
  UCD133889  Solidago elongata G. F. Hrusa 1992-10-8 10504 Plumas Smith Lake approximately 2m. From Snake Lake near Quincy. Comment
  CAS-BOT-BC365120  Solidago velutina subsp. californica John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1969-6-24 2442 Plumas Butterfly Botanical Area and Vicinity. From vicinity of mouth of Butterfly Creek 883 Comment
  CHSC62434  Solidago velutina subsp. californica L. P. Janeway 1993-9-1 4576 Plumas Plumas National Forest. Soda Creek 0.1 mi northwest of Hwy 70 and the East Branch North Fork Feather River. Dirt road cutbank and road edge. 914 Comment
  JEPS16773  Solidago velutina subsp. californica Rimo Bacigalupi with J. R. Sweeney and G. Bacigalupi Jr. 1953-8-31 4344 Plumas along roadside road from Greenville to Indian Agency, Indian Valley (about 2 mi e of Greenville); Indian Valley 1005 Comment
  JEPS107734  Sorbus californica Lowell Ahart, John Dittes 2005-9-19 12381 Plumas On the edge of the bank, on the south side of Taylor Lake, about 6 miles (air) southwest of Antelope Lake 2080 Comment
  RSA59304  Sorbus californica E. K. Balls 1950-9-12 15786 Plumas 1.5 miles along trail from Lakes Center Public Campground towards Long Lake outlet. (Southern Plumas Co) 2012 Comment
  POM186824  Sparganium angustifolium subsp. emersum D. D. Keck 1666 Plumas Quincy, in the northern Sierra Nevada. 1067 Comment
  UC1099796  Sparganium eurycarpum var. eurycarpum Malcolm A. Nobs and S. Galen Smith 1949-8-19 1461 Plumas se side Portola Comment
  CHSC40651  Spergula arvensis subsp. arvensis Lowell Ahart 1985-9-26 5178 Plumas Below the high water line of Little Grass Valley Reservoir, where Black Rock Creek flows into the lake, about 4 miles north-west of La Porte. 1584 Comment
  CHSC103143  Spergularia rubra Lowell Ahart; John Dittes 2009-9-7 16401 Plumas Below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam. 1591 Comment
  JEPS110532  Spergularia rubra Lowell Ahart 2006-10-23 13480 Plumas On the east side of Slate Creek (there is a large gravel flat caused by the dam), about 40 yards south of where the road ends, about 10 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
  SD122534  Spergularia rubra Lowell Ahart 1984-6-3 4657 Plumas At Keddie, north of Quincy, on a road along Highway 70, Yellow Pine Forest Comment
  CAS-BOT-BC390681  Spergularia rubra Lowell Ahart 1985-7-11 5129 Plumas Little Grass Valley Reservoir, where the South Fork of the Feather River flows into the lake, about 4 1/2 miles north-east of La Porte 1584 Comment
  CAS-BOT-BC390682  Spergularia rubra John Thomas Howell 1960-7-19 35615 Plumas Lassen Volcanic National Park. Near buildings, Drakesbad 1828 Comment
  RSA121879  Sphaeromeria potentilloides var. potentilloides E. Sawyer 1935-6-6 73 Plumas 2.5 miles SSW of Sugarloaf. 1494 Comment
  UC91158  Sphaeromeria potentilloides var. potentilloides Mrs. R. M. Austin 1876-1 374 Plumas American Valley Comment
  CAS-BOT-BC374764  Sphaeromeria potentilloides var. potentilloides W. Harnach; N. Harnach 1989-5-27 122 Plumas Sierra Nevada. Hot wells on north side of Marble Lane 1489 Comment
  RSA472771  Spiraea densiflora Anstruther Davidson 1928-7-1 s.n. Plumas Feather River [county not specified: Butte, Plumas or Sierra] Comment
  CHSC46128  Spiraea douglasii Lowell Ahart 1974-8-7 597 Plumas Meadow, east of the dirt road, near Ohio Ravine, about 3 miles east of Cold Water Creek, about 10 miles south of Bucks Lake. 1524 Comment
  SD46578  Spiraea douglasii Robert J. Weatherby 1950-7-28 1499 Plumas on border of Smith Lake (above Snake Lake) near Quincy. Comment
  CAS-BOT-BC152537  Spiraea splendens Mrs. Jos Clemens 1919-10-29 s.n. Plumas Crystal Lake Comment
  CHSC66653  Spiranthes romanzoffiana Vernon H. Oswald; Lowell Ahart 1996-7-15 8054 Plumas Last Chance Marsh at the N end of Lake Almanor, just S of Lake Chance Campground on Forest Rd. 28N11. 1371 Comment
  UCD139041  Spiranthes romanzoffiana Malcolm A. Nobs; S. Galen Smith 1949-8-19 1445 Plumas Butterfly Valley. Comment
  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
  POM283289  Stachys ajugoides R. M. Austin 1908-09 s.n. Plumas American Valley, Sierra Nevada Mt. Range. Comment
  CHSC100455  Stachys ajugoides var. rigida Lowell Ahart 2008-9-10 15379 Plumas On the bottom and sides of Onion Valley Creek, in the northeast part of Onion Valley, about 3/4 mile northwest of Pilot Peak, about 1/2 mile east of the Quincy La Porte Road, about 9 1/2 miles (air) northeast of La Porte. 1916 Comment
  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
  RSA59955  Stachys rigida subsp. rivularis E. K. Balls 1950-9-15 15842 Plumas North Fork Feather River, 6 miles northwest of Chester. 1402 Comment
  CHSC80827  Stellaria crispa Lowell Ahart 2001-7-19 8942 Plumas On the banks of Hopkins Creek, about 100 yards southwest of the East Branch of Hopkins Creek, about 1/2 mile (air) south of Turkey Town, about 2 1/2 miles (air) southeast of Pilot Peak. 1828 Comment
  RSA95418  Stellaria longipes J. T. Howell 1951-6-27 27587 Plumas McRae Meadow. 1982 Comment
  UCD99322  Stellaria longipes subsp. longipes John Thomas Howell 1960-7-18 35516 Plumas Drakesbad. 1676 Comment
  CHSC64829  Stellaria longipes var. longipes Vernon H. Oswald 1995-6-24 6914 Plumas High Cascade Range. Unnamed creek crossing the road to Last Chance Campground (FS 28N11), 2.5 mi (odometer) n of Hwy. 36. In a streamside meadow on the e side of the road. 1371 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
  CAS-BOT-BC375047  Stenotus acaulis Clare B. Hardham 1978-8-11 21792 C Plumas North end of lava flow southeast of Thompson Peak Comment
  CAS-BOT-BC375050  Stenotus acaulis L. W. Swift 1934-5-18 116 Plumas Plumas National Forest. Sugar Loaf near Meadow View 1889 Comment
  CAS-BOT-BC375616  Stephanomeria lactucina John Thomas Howell 1924-8-11 632 Plumas Two miles east of Chester on road to Westwood 1310 Comment
  CAS-BOT-BC375623  Stephanomeria lactucina Clarence R. Quick 1953-8-7 53 -74 Plumas Southeast of Meadow Valley Comment
  SEINET11793727  Stephanomeria lactucina Unknown 1974-1 609 Plumas along Eureka Ridge, W of Johnsville, about 10 mi S of Sloat 1829 Comment
  CHSC69511  Stephanomeria paniculata Lowell Ahart 1997-9-11 7913 Plumas On the east side of Caribou Road, on the east side of the North Fork of the Feather River, at the elevated siphon, about 2 miles (air) northeast of Belden. 731 Comment
  JEPS122341  Stipa stillmanii Lowell Ahart 2014-9-9 19860 Plumas On the west side of Sly Creek, Sly Creek Reservoir, about 9 miles (air) southwest of La Porte. Comment
  CAS-BOT-BC87790  Streptanthus tortuosus Anna Head 1921-7-2 s.n. Plumas Feather River Region. At Lake Center Camp. 1920 Comment
  CAS-BOT-BC87796  Streptanthus tortuosus Mrs. H. C. Cantelow 1941-5-18 3632 Plumas 1.5 mile west of Johnsville on road to Gibsonville. Comment
  JEPS20830  Streptanthus tortuosus S. Galen Smith 1958-7-25 Plumas on serpentine slope along Feather River Hwy (Alt. US 40) 2.2 mi e bridge over the North Fork of the Feather River (and junction of road to Caribou, near Rich Bar) 777 Comment
  CDA18486  Streptanthus tortuosus var. tortuosus G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-26 3372 Plumas Sierra Nevada; Walker Plains. Basalt formation along the Plumas-Butte county line. 1554 Comment
  UC367059  Streptopus amplexifolius var. americanus unknown Jul 1878 Plumas Indian Valley Comment
  CHSC54862  Subularia aquatica var. americana Vernon H. Oswald 1991-8-23 4845 Plumas Lassen Volcanic Park. Road to Juniper Lake Campground, 1.8 miles north of the park boundary. In a snow lake on the southwest side of the road. 2072 Comment
  UC1123441  Swertia albicaulis var. nitida G. T. Nordstrom 1934-7-20 245 Plum