Search Results — 2000 specimen records retrieved (1453 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
  SEINET3559838 Image available Abies concolor James Montgomery 1969-7-26 81201 a Plumas 11 miles northwest of Greenville. Comment
  CHSC34261  Abies magnifica M. S. Taylor 1981-9-10 4273 Plumas Bullfrog Ravine, ca. 3 miles w of Indian Falls. 1737 Comment
  UC1171597  Acer glabrum D. Axelrod 1934-6-9 22 Plumas 2 1/4 mi nw Lexington Hill; Plumas National Forest, Bidwell Bar Quad. 1767 Comment
  UCD116965  Acer glabrum J. M. Tucker 1948-7-25 1737 Plumas at mine of United Mining Company, Pinchard Creek, southwest side of Camel Peak. 1524 Comment
  SEINET10873949  Acer glabrum var. torreyi Mary Susan Taylor 1981-9-10 Taylor 4271 a Plumas California: T26N R9E n 1/2 sec 30. Almanor SE quad. Head of Bullfrog Ravine. Plumas County. 5700 ft. 1737 Comment
  NY42162  Acer macrophyllum J. B. Walker 1994-8-3 871 Plumas On La Porte Rd, 10km S of junction with Hwy 70 1400 Comment
  SBBG128285  Acer macrophyllum L. Ahart, J. Dittes 2009-7-13 16047 Plumas N side of Forest Service Rd 27N98, headwater of Clear Crk, ca. 2.0 mi N of Butt Valley Reservoir Dam, ca. 3 mi SW of Lake Almanor Reservoir Dam 1476 Comment
  JEPS115556  Achillea millefolium Lowell Ahart, John Dittes, Josephine Guardino 2009-7-29 16214 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
  JEPS37079  Achillea millefolium unknown 1939-8-16 19445 Plumas 1036 Comment
  CHSC73512  Achnatherum nelsonii subsp. dorei H. Durio 1995-8-17 Plumas Mosquito Flat Mdw. Ca 2.5 air mi S of Bucks Lake, and ca 0.1 mi S of the 'Mosquito Flat' area on maps. Large meadow on Mosquito Creek, S of USFS RD 23N57 as it heads E, ca 0.6 mi SE of its jcn with Rd 23N18. 1682 Comment
  RSA726374  Achnatherum nelsonii subsp. dorei L. Ahart, Josephine Guardino 2007-7-20 14341 Plumas Strand of Lake Davis, about 100 yards west of Long Point, northeast side of Lake Davis. 1764 Comment
  CAS-BOT-BC210843  Achnatherum occidentale subsp. californicum Lowell Ahart 1978-7-29 s.n. Plumas 0.5 mile below the Bunker Mine 2000 Comment
  CHSC32030  Achnatherum occidentale subsp. californicum L. Ahart 1978-7-29 1792 Plumas 0.5 mi below Bunker Hill Mine. 2000 Comment
  RSA129520  Achnatherum occidentale subsp. californicum F. W. Embree 1934-6-11 s.n. Plumas 1 mile NE of Bucks Ranch. 1601 Comment
  UC1024663  Achnatherum occidentale subsp. californicum Leo Whitney 1934-8-6 2186 Plumas 9 mi nw Portola (nw end of Big Grizzley Valley, Freeman Creek); Plumas National Forest, Big Grizzley Valley, Freeman Creek 1828 Comment
  CHSC53186  Achnatherum occidentale subsp. pubescens L. P. Janeway 1989-6-14 3313 Plumas Plumas National Forest. Along s'ly side of Red Clover Valley. 1685 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
  CAS-BOT-BC217996  Achnatherum webberi John Thomas Howell; Gordon H. True 1973-7-31 50072 Plumas Summit ridge of Thompson Peak, Diamond Range 2362 Comment
  UCD95334  Aconitum columbianum Flora C. Hayes 1932-7-25 s.n. Plumas Lake Center. Comment
  CAS-BOT-BC391481  Aconitum columbianum subsp. columbianum R. Carter 1966-7-10 478 Plumas Found ca. 12 mi. W of Quincy, 1 mi. N Bucks summit on W side Oroville-Quincy Rd. 1615 Comment
  HSC23506  Aconitum columbianum subsp. columbianum R. Carter 1966-7-10 478 Plumas 12 mi. W of Quincy, 1 mi. N of Bucks Summit on W side of Oroville-Quincy Rd. 1616 Comment
  CAS-BOT-BC412891  Aconogonon davisiae Anna Head 1920-7-1 s.n. Plumas Summit of peak above Round Lake, Feather River Region 2286 Comment
  CAS-BOT-BC29841  Adenocaulon bicolor Walter Knight; Irja Knight 1966-6-18 1282 Plumas Butterfly Valley 1097 Comment
  CHSC33784  Adenocaulon bicolor M. S. Taylor 1981-7-21 4077 Plumas NE corner of jct 25N42 and 401, ca. 3 air mi N of Spring Garden, E and above Squirrel Creek. 1371 Comment
  UC1075668  Adenocaulon bicolor Robert J. Weatherby 1950-7-7 1446 Plumas Gansner Creek; Quincy, Gasner Creek 1219 Comment
  RSA739869  Adiantum aleuticum L. P. Janeway, B. Castro 2008-10-13 9591 Plumas Soapstone Hill 7.5' Quad, Northern High Sierra Nevada, Near road 23N73Y, 3.4 road km N of Oroville Quincy Hwy and Grizzly Summit, 1.7air kim NNW of Grizzly Summit 1649 Comment
  CHSC51220  Agastache urticifolia Lowell Ahart 1977-7-26 1502 Plumas On the west side of Bunker Hill Creek, about 1/2 mile north of the Bunker Hill Mine, about 10 miles north-east of La Porte. 1828 Comment
  CHSC87994  Agastache urticifolia Lowell Ahart; John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11161 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
  SBBG29872  Agastache urticifolia E. Crum 1937-8-7 1947 Plumas 3 mi W of Lake Almanor 1524 Comment
  SEINET7925062  Agastache urticifolia H. M. Hall 4420 Plumas North Fork Feather River. 1341 Comment
  CAS-BOT-BC29435  Ageratina occidentalis Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region Comment
  CHSC56845  Ageratina occidentalis L. P. Janeway; Garrett Gibson 1991-8-2 4099 Plumas Plumas National Forest. Dry drainage next north from Humbug Creek; east side of Smith Peak. 1920 Comment
  CAS-BOT-BC22923  Agoseris heterophylla John Thomas Howell 1962-6-17 37729 Plumas Portola 1463 Comment
  CAS-BOT-BC22915  Agoseris heterophylla M. S. Taylor 1982-7-12 4642 Plumas Mt Harkness SE quad. Jct of Hwys 36 and 89, ca. 3 mi w of Chester. 1493 Comment
  CHSC81840  Agrostis exarata Lowell Ahart 2001-10-16 9384 Plumas On a bank on the south side of a small stream, and on the northwest side of Round Valley Reservoir, about 2 1/2 miles southwest of Greenville. 1365 Comment
  CAS-BOT-BC139604  Agrostis gigantea John Thomas Howell 1976-7-15 51837 Plumas Sierra Nevada. Snake Lake, about 4 miles northwest of Quincy. 1219 Comment
  CAS-BOT-BC139611  Agrostis gigantea Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1447 Plumas Butterfly Botanical Area and Vicinity. Near bed of Spanish Creek adjacent to confluence of Butterfly Creek. 883 Comment
  SEINET200169  Agrostis gigantea Malcolm A Nobs, S Galen Smith 1949-8-18 1382 Plumas Last Chance Marshes at north end of Lake Almanor, just south of Chester Comment
  CHSC70824  Agrostis idahoensis B. Castro 1994-9-9 545 A Plumas Ca 1 air mi S of Bucks Lake, ca 300 ft S of the Oro-Quincy Hwy, by springs surfacing on slope above Haskins Valley USFS Summer Hone Tract cabins. 1655 Comment
  CAS-BOT-BC138995  Agrostis pallens John Thomas Howell 1962-6-18 37783 Plumas Sierra Nevada. Sierra Valley near Beckwourth. 1487 Comment
  CAS-BOT-BC138996  Agrostis pallens Anna Head 1921-7-18 s.n. Plumas Feather River Region. Meadow Lake, Center Camp. Comment
  JEPS76245  Agrostis pallens W. L. Jepson 1939-8-16 19450 Plumas Bucks Valley 1584 Comment
  CAS-BOT-BC138717  Agrostis scabra Hans Leschke 1954-7-3 s.n. Plumas Lassen Volcanic National Park. Near Boiling Springs Lake. 1798 Comment
  CHSC97079  Agrostis scabra Lowell Ahart; Josephine Guardino 2007-7-20 14340 Plumas Strand of Lake Davis, about 100 yards west of Long Point, northeast side of Lake Davis. 1763 Comment
  JEPS113677  Agrostis scabra Lowell Ahart, Josephine Guardino 2007-7-20 14340 Plumas Strand of Lake Davis, about 100 yards west of Long Point, northeast side of Lake Davis 1763 Comment
  UCD53364  Agrostis scabra R. Tofsrud 1948-7-1 s.n. Plumas 1 mi. N. of Quincy. Comment
  CHSC65391  Agrostis stolonifera Lowell Ahart 1995-9-13 7637 Plumas On the north-west side of Onion Valley, east of Quincy La Porte Road, about 1 mile north-west of Pilot Peak. 1828 Comment
  CHSC61557  Agrostis variabilis L. P. Janeway 1984-9-1 1133 Plumas Lakes Basin; on Sierra crest west of Mt Elwell. 2164 Comment
  CHSC99197  Agrostis variabilis John Dittes; Josephine Guardino 2005-9-22 1295 Plumas Northern High Sierra Nevada Range; ca. 1.1 air-miles N of Taylor Lake, 0.7 air-mile E of Rattlesnake Peak, 0.3 air-mile W of Eisenheimer Peak, just east of Forest Route 27N57; north-facing talus just below ridgeline. 2180 Comment
  UC485752  Agrostis variabilis H. F. Copeland 1932-8-24 Plumas Drakesbad 1828 Comment
  CAS-BOT-BC447498  Allium amplectens Mary E. Wall 1939-6-25 s.n. Plumas Brush Creek ranger station Comment
  SBBG21926  Allium campanulatum D. Myrick 1964-7-19 872 Plumas Boiling Lake (Boiling Springs Lake) 1828 Comment
  UC1299315  Allium campanulatum Freed W. Hoffman 1946-6-9 747 Plumas Lake Almanor Comment
  CAS-BOT-BC466473  Allium campanulatum W. W. Wagner 1919-6-7 278 Plumas Open hillside Sockem Cr. near Quincy 1371 Comment
  CAS-BOT-BC466609  Allium campanulatum Lowell Ahart 1977-7-9 s.n. Plumas 0.5 mile below the Bunker Hill Mine which is about 10 miles northeast of La Porte 1800 Comment
  CAS-BOT-BC466617  Allium campanulatum John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1969-6-24 2432 Plumas Vicinity of mouth of Butterfly Creek 883 Comment
  JEPS61492  Allium campanulatum W. I. Follett 1937-7-1 Plumas summit between Deadwood ravine and Rich Gulch Comment
  UCD138494  Allium campanulatum June McCaskill 1954-5-31 325 Plumas ca. 100 yards west of roadside, State Highway 89, ca. 2.6 miles north of Greenville. Comment
  CAS-BOT-BC132122  Allium sanbornii var. sanbornii Mary E. Wall 1940-7-18 s.n. Plumas Paradise Comment
  CAS-BOT-BC476719  Allium validum Ahart Lowell 1981-7-21 2960 Plumas Buzzards Roost Ridge, north of Pilot Peak 2000 Comment
  CAS-BOT-BC476720  Allium validum John Thomas Howell 1967-6-23 42701 Plumas Butterfly Valley 1066 Comment
  RSA71080  Allophyllum integrifolium L. S. Rose 1951-6-28 51062 Plumas Johnsville. 1601 Comment
  CHSC33739  Allotropa virgata M. S. Taylor; M. Foster 1981-7-14 4019 Plumas Saddle at head of Bullfrog Ravine, on both sides of 26N18 just before saddle. Ca. 3 air mi nw of Indian Falls. 1584 Comment
  CAS-BOT-BC171357  Alnus incana subsp. tenuifolia Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1450 Plumas Butterfly Botanical Area and vicinity. In bed of Butterfly Creek at confluence of Spanish Creek 1021 Comment
  CAS-BOT-BC171360  Alnus incana subsp. tenuifolia E. K. Balls 1950-8-31 15554 Plumas Spanish Creek, off Hwy. 24 just N of Quincy 1066 Comment
  RSA59689  Alnus incana subsp. tenuifolia E. K. Balls 1950-9-9 15758 Plumas South end of small lake, to west of Lakes Center Public Campground. 2043 Comment
  SEINET10478561  Alnus incana subsp. tenuifolia Mary Susan Taylor 1981-8-28 Taylor 4244 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
  SEINET5536147 Image available Alnus incana subsp. tenuifolia Clarissa Kimber 1961-1 248 Plumas Upper Butterfly Valley, 2.5 mi. W turn off Hwy 09-US 40 alt. 1 mi. S Keddie; Greenville Quadrangle Comment
  CAS-BOT-BC170694  Alnus rhombifolia Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1449 Plumas Near creek bed of Spanish Creek adjacent to confluence of Butterfly Creek. Butterfly Botanical Area and Vicinity 883 Comment
  JEPS113770  Alopecurus aequalis Lowell Ahart, John Dittes, Josephine Guardino 2007-6-8 14027 Plumas Strand of Lake Davis, southeast of the end of the road, north end of Lake Davis 1763 Comment
  RSA726366  Alopecurus aequalis L. Ahart, John Dittes, Josephine Guardino 2007-6-8 14027 Plumas North end of Lake Davis Comment
  SJSU4310  Alopecurus aequalis H. L. Buckalew 1964-7-25 Plumas Bucks Lake 1584 Comment
  CAS-BOT-BC138117  Alopecurus aequalis var. aequalis Lowell Ahart 1985-7-3 5098 Plumas Little Grass Valley Reservoir and where the South Fork of the Feather River flows into the lake. 1584 Comment
  SEINET4342383  Alopecurus carolinianus W. Harnach, N. Harnach 1991-6-21 560 Plumas Sierra Valley, next to R/R bridge east of Co. Rd. A-23 1487 Comment
  CAS-BOT-BC137997  Alopecurus geniculatus Mrs. Jos Clemens 1919-10-25 s.n. Plumas Crescent. Comment
  CHSC36874  Alopecurus geniculatus M. S. Taylor 1982-8-27 5062 Plumas Ramelli Ranch, where Feather River crosses RR tracks, ca. 1.5 mi sw of Beckwourth. 1463 Comment
  RSA6248  Alopecurus geniculatus D. D. Keck 1932-7-5 1667 Plumas Quincy, in the northern Sierra Nevada. 1067 Comment
  SEINET249759  Alopecurus geniculatus Gessell 1940-7-10 20 Plumas 1/4 miles south east Meadow Valley School. 3800 ft. Comment
  UCSB64013  Amaranthus powellii Ahart, Lowell 1981-9-6 Plumas Along Indian Creek, about 1/2 miles sout-west of the intersection of Highway 89 and Arlington Road, about 1 1/2 miles south-west of Crescent Mills 1097 Comment
  JEPS114510  Amelanchier alnifolia var. semiintegrifolia Lowell Ahart 2008-6-5 14813 Plumas Steep north side of a 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
  CAS-BOT-BC136789  Amelanchier utahensis Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1510 Plumas At north end of Pond Reserve 1097 Comment
  CAS-BOT-BC136792  Amelanchier utahensis Alice Eastwood 1927-6-13 14541 Plumas Forest Lodge, Greenville, United States Forest Reserve Comment
  CAS-BOT-BC136803  Amelanchier utahensis Walter Knight; Irja Knight; John Thomas Howell 1966-7-27 1400 Plumas Adjacent to Pond reservoir 1097 Comment
  CAS-BOT-BC213970  Amsinckia A. A. Heller; P. B. Kennedy 1907-7-15 8850 Plumas Near mouth of Little Grizzly creek below Genessee Comment
  CAS-BOT-BC64279  Anaphalis margaritacea Walter Knight; Irja Knight 1966-9-12 1736 Plumas Butterfly Botanical Area and Vicinity 1127 Comment
  JEPS114596  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
  JEPS122103  Anaphalis margaritacea Lowell Ahart 2014-8-24 19743 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
  CAS-BOT-BC391844  Anemone drummondii Lowell Ahart 1983-8-17 4339 Plumas South of Onion Valley, near the Quincy La Porte Road, west of Pilot Pk., about 11 miles north-east of La Porte 2000 Comment
  SEINET10536190  Anemone drummondii Mary Susan Taylor 1981-5-8 Taylor 3660 Plumas T27N R9E sw/se sec 6 & nw/ne sec 7, Almanor NE quad. Open serpentine barrens, jct of Rds 26N18, 26N92, & 27N92, ca. 0.5 mi E of Long Valley Mine, ca. 4 air mi W of Greenville. 5300 ft. 1615 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
  UC1748330  Angelica breweri James D. Jokerst, R. A. Schlising, and L. Ahart 1985-8-12 2256 Plumas Rich Gulch Rd. 3.0 mi N of Hwy 70 on slope W of and adjacent to road (26N22) S of Red Mountain turnoff Comment
  HSC71316  Angelica breweri J. M. DiTomaso 1980-8-28 1950 Plumas 1 mi E of Whitehorse campground, 1/2 mi W of Pacific Coast Trail on Hwy 70, 15 mi W of Quincy 1524 Comment
  CHSC33821  Antennaria argentea M. S. Taylor; M. Foster 1981-6-2 3821 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
  UC171394  Antennaria argentea A. A. Heller 1913-6-13 10860 Plumas near Quincy 1066 Comment
  CAS-BOT-BC59308  Antennaria argentea W. W. Wagner 1919-5-18 254 Plumas Sockem Creek 1371 Comment
  CHSC94912  Antennaria dimorpha L. P. Janeway; B. Castro 2006-6-4 8665 Plumas Northern High Sierra Nevada. South side of Squaw Valley, 100 m north of junction of McReynolds Valley Road and Squaw Valley Road. 1684 Comment
  CAS-BOT-BC58699  Antennaria luzuloides Anna Head 1921-6-21 s.n. Plumas near Campbell Hot Springs, Feather River Region Comment
  SJSU14195  Antennaria luzuloides N. A. Hopkins 1989-6-7 1520 .5 Plumas Squaw Valley 1706 Comment
  CAS-BOT-BC79970  Antennaria microphylla Arthur C. Barrett 1915-6-20 224 Plumas Boulder Creek, near the station 1645 Comment
  SEINET6755397 Image available Antennaria rosea A. A. Heller, P. B. Kennedy 1907-7-3 8699 Plumas Hills above Red Clover Valley Comment
  CHSC34332  Anthemis cotula Lowell Ahart 1981-9-6 3072 Plumas Along Indian Creek, ca. 1/2 mi SW of jct of Hwy 89 and Arlington Rd, ca. 1.5 mi SW of Crescent Mills. 1200 Comment
  CAS-BOT-BC84604  Anthemis cotula David D. Keck 1932-7-3 1683 Plumas Quincy 1065 Comment
  CAS-BOT-BC84650  Anthemis cotula Lowell Ahart 1981-9-6 3072 Plumas 1 1/2 miles SW of Crescent Mills 1200 Comment
  SJSU15279  Antirrhinum cornutum S. Woolhouse 2009-7-28 15 Plumas Next to Caribou Road and the north fork of the Feather River Comment
  RSA371545  Antirrhinum vexillocalyculatum subsp. intermedium David M. Thompson 1983-7-5 365 Plumas Hwy. 70, 0.3 miles NE of NE end of bridge at intersection of Pulga Road and Hwy. 70. 488 Comment
  UC1187158  Antirrhinum vexillocalyculatum subsp. intermedium Jean Langenheim 1957-7-26 4444 Plumas Feather River Canyon Comment
  CHSC102057  Apocynum androsaemifolium Lowell Ahart; John Dittes 2009-7-14 16068 Plumas On dry soil, on the southeast 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
  CHSC43324  Apocynum androsaemifolium Lowell Ahart 1983-7-16 883 Plumas West side of the South Fork of the Feather River, about 1 mile north of Little Grass Valley Reservoir. 1828 Comment
  UC726467  Apocynum androsaemifolium A. A. Heller 1938-6-14 15157 Plumas near Gray's Flat on State Hwy. 36 Gray's Flat 868 Comment
  JEPS46321  Apocynum androsaemifolium W. L. Jepson 1939-8-7 19347 Plumas near University Camp (Meadow Valley); Meadow Valley 1158 Comment
  OBI20479  Apocynum androsaemifolium Lewis S. Rose 1967-7-10 67147 Plumas 1 mi S of Keddie; Butterfly crk and Spanish crk 884 Comment
  UCD20963  Apocynum cannabinum E. Bortiri 2002-6-21 WFC 11 Plumas Rocky Point, Middle Fork Feather River, near Portola. Comment
  SD7972  Aquilegia Daniel Cleveland 1882-7-25 Plumas Big Meadows Comment
  CAS-BOT-BC397878  Aquilegia formosa John Thomas Howell 1951-8-19 28170 Plumas 3 miles east of Rich Bar 853 Comment
  UC329986  Aquilegia formosa Lemmon Plumas Indian Valley Comment
  UC569712  Aquilegia formosa E. Sawyer 1935-6-24 139 Plumas 4 1/2 mi e Crow; Sierraville Quadrangle 1828 Comment
  CHSC56089  Aquilegia formosa var. truncata K. Tarp 1983-7-30 314 Plumas North of Humboldt Peak. 2072 Comment
  SEINET10448417  Arabis constancei Mary Susan Taylor 1982-6-1 Taylor 4579 Plumas T27N R8E sw sec 36. Almanor NE quad. Between spur rd & 27n92, nw of Gold- stripe Mine, ca. 4 air mi w of Green- ville. 5300 ft. 1615 Comment
  SEINET10907252  Arabis constancei Mary Susan Taylor 1982-6-1 Taylor 4582 Plumas T26N R9E sw/nw sec 8. Almanor NE quad. N side of 204, ca. 1 air mi se of Long Valley Mine, ca. 4 air mi w of Greenville. 5000 ft. 1524 Comment
  SEINET10841515  Arabis holboellii var. pinetorum Mary Susan Taylor 1981-5-11 Taylor 3685 A 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
  CDA13435  Arabis holboellii var. retrofracta G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13282 Plumas Sierra Nevada; Plumas National Forest. Above Bull Run Creek off USFS 23N12E. Comment
  CDA18766  Arabis holboellii var. retrofracta G. D. Barbe, T. C Fuller 1982-7-16 3750 Plumas Plumas National Forest; Lava Cap ridge 1.5 mi. W of Wheeler Peak and 1 mi. S of Beardley Mine on forest road 3.8 mi. S of Green Flat. 1981 Comment
  NY42451  Aralia californica J. B. Walker 1994-8-3 872 Plumas On La Porte Rd, 10km S of junction with Hwy 70 1400 Comment
  JEPS107976  Arceuthobium abietinum Lowell Ahart, John Dittes 2005-9-19 12412 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 1998 Comment
  CHSC45522  Arceuthobium americanum Lowell Ahart 1988-10-22 6189 Plumas Along the road and around the small meadow, along the Quincy La Porte Road, about 1 mile south of the South Fork of the Feather River. 1828 Comment
  JEPS115097  Arceuthobium californicum Lowell Ahart, John Dittes 2009-7-14 16070 Plumas North side of Forest Service Road 27N92, about 1.9 miles (air) southeast of Seneca, about 6 miles (air) south of Lake Alamanor Reservoir Dam 1677 Comment
  CHSC62413  Arctium minus L. P. Janeway 1993-8-26 4545 Plumas Plumas National Forest. Northwest corner of Sierra Valley; riverbank on south side of Middle Fork Feather River, 1 mi west of Beckwourth and 4 mi east of Portola. 1484 Comment
  CAS-BOT-BC24155  Arctostaphylos W. Harnach; N. Harnach 1990-4-13 255 Plumas N slope on rocky soils of volcanic origin, Sierra Valley. Barry Hill (McElroy on maps). 1615 Comment
  CAS-BOT-BC24176  Arctostaphylos Gladys L. Smith 1976-6-7 4583 Plumas North end of summit ridge, secondary road from Rt. 70 to La Porte. 1950 Comment
  UCR84522  Arctostaphylos Gladys L. Smith 1976-6-7 4582 Plumas N end of summit area, secondary road between Rte. 70 and La Porte 1951 Comment
  SEINET7258407  Arctostaphylos manzanita J. F. Sloan 1959-4-26 s.n. Plumas SW of Quincey, vicinity of Brush Creek SW of Bucks Lake 30 mi. Comment
  RSA59587  Arctostaphylos manzanita subsp. manzanita E. K. Balls 1950-9-4 15669 Plumas 2 mi. from Feather River Esxperiment Stn.[Station], Quincy, on road from Stn. to Snake Lake. 1098 Comment
  CAS-BOT-BC38479  Arctostaphylos mewukka subsp. truei 1923-5-10 s.n. Plumas Quincy Comment
  JEPS109800  Arctostaphylos mewukka subsp. truei Dean W. Taylor 2004-6-17 19113 Plumas Feather River Canyon, along Highway 70 equidistant between Cresta Dam and Rock Creek 563 Comment
  CAS-BOT-BC40014  Arctostaphylos nevadensis Gladys L. Smith 1976-6-7 4584 Plumas North end of summit ridge, secondary road between Rt. 70 and LaPorte. 1950 Comment
  CHSC85486  Arctostaphylos nevadensis G. Douglas Barbe; T. C. Fuller 1982-6-15 3718 Plumas Sierra Nevada. 1.0 mile below and northeast of Red Hill Summit, Plumas National Forest. 1783 Comment
  RSA189338  Arctostaphylos nevadensis L. S. Rose 1967-7-11 67164 Plumas Summit Mt. Hough. 2213 Comment
  CAS-BOT-BC40002  Arctostaphylos nevadensis John Thomas Howell 1959-9-23 34876 Plumas 3 mi. s. of Lassen Park boundary on road to Chester 1828 Comment
  CAS-BOT-BC42093  Arctostaphylos patula John Thomas Howell; Gordon H. True 1967-5-8 42191 Plumas Near the spring in the Butterfly Botanical Area 1097 Comment
  CAS-BOT-BC42096  Arctostaphylos patula John Thomas Howell; Gordon H. True; Walter Knight; Irja Knight 1968-6-11 2414 Plumas Butterfly Botanical Area, Trestle Glen 1097 Comment
  CHSC55688  Arctostaphylos patula Ben Cunningham 1991-4-20 Plumas Ca. 20 ft W of Highway 70 at Twain, 18 mi S of Greenville. 975 Comment
  OBI69255  Arctostaphylos patula Kristina L. Schultz, Dan Schultz 2000-11-3 8 Plumas Quincy Range. Off trail at the intersection of Jackson St. and Old Meadow Valley rd Comment
  SEINET11995487  Arctostaphylos patula J. T. Vale, Wagnon, H. K. 1988-1 1819 Plumas ca 2 mi E of town of Bucks Lake on old road-logging road 0.25 mi N 1512 Comment
  CHSC91926  Arenaria aculeata L. P. Janeway 2005-7-31 8509 Plumas Northern High Sierra Nevada. Southern end of Diamond Mountains 0.1 km east of Road 23N67; about 5.8 km south-southwest of Adams Peak. 1875 Comment
  SEINET10965530  Arenaria congesta Mary Susan Taylor 1981-7-17 Taylor 4040 Plumas T21N R12E se/sw sec 7, Sierra City NW quad; Lakes Basin, Bear Lakes trail, around Cub Lake, ca. 6 air mi S of Mohawk. 6500 ft elev. 1981 Comment
  UC584298  Arenaria congesta var. suffrutescens G. L. Stebbins Jr. and J. A. Jenkins 1937-7-10 2311 Plumas West of head of Stony Ridge Stony Ridge 1828 Comment
  CAS-BOT-BC82089  Arnica Clare B. Hardham 1978-8-11 21789 Plumas about 5 miles southeast of Thompson Peak Comment
  CHSC33815  Arnica cordifolia M. S. Taylor 1981-6-3 3841 Plumas N side of 24N57, ca. 0.5 mi SE of Little Summit Lake. Ca. 11 mi NW of Portola. 1828 Comment
  SEINET6774983 Image available Arnica cordifolia P. A. Lehenbauer 1937-5-30 s.n. Plumas 60 miles from Reno on Reno-Feather River HWY. Comment
  CHSC34920  Arnica dealbata M. S. Taylor 1981-7-21 4093 Plumas Between 25N18A and Squirrel Creek, ca. 1/2 mi se of Taylor Rock, ca. 7 air mi n of Spring Garden. 1981 Comment
  CHSC62533  Arnica dealbata B. Castro; Jacque Jurewicz 1992-9-23 460 A Plumas Ca 3.5 air mi SE of Bucks Lake, on the Pacific Crest Trail and just off S side of USFS Rd 23N19, ca 0.3 mi S of its jcn with USFS Rd 23N74Y. On N aspect of saddle on NW-SE trending ridge. 1828 Comment
  CDA13931  Arnica discoidea G. F. Hrusa, T. D. Wilfred 1997-5-3 13856 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
  CHSC70781  Arnica discoidea B. Castro; L. Gehrung 1995-7-14 585 Plumas Ca 8 air mi SW of Bucks Lake, ca 0.3 mi W of Kellogg Ravine, along W edge of USFS Rd 22N29. 1493 Comment
  CHSC79444  Arnica discoidea G. F. Hrusa; B. Smith 1996-7-15 13208 Plumas Sierra Nevada Flora - Plumas National Forest. Hwy 70 approx. 3 mi. E of Spring Garden at inter. of Hwy 70 and Sloat Rd. Rattlesnake Creek drainage. [Original lat./long. on label is '39 52 N; 120 44 W']. 1530 Comment
  OBI55497  Arnica discoidea David J. Keil, Kathleen Keil 1992-7-25 23603 Plumas Lassen Natl forest along hwy 89/36, 5.4 mi E of hwy 32, SW of Chester Comment
  UC608846  Arnica lanceolata subsp. prima Beryl O. Schreiber 1938-7-10 2531 Plumas 1/4 mi s of U. C. Forestry Camp; Bidwell Quad., Plumas National Forest, Meadow Valley 1097 Comment
  CHSC53685  Artemisia arbuscula L. P. Janeway 1989-7-13 3487 Plumas Plumas National Forest. Along SW side of Red Clover Valley; ca 1/4 mi SW of Beckwourth-Genesee Rd (rd111) 11.3 mi from Beckwourth. 1699 Comment
  SEINET224361  Artemisia cana John Thomas Howell 1961-9-24 Plumas Plumas County: Near Feather River bridge, SW of Beckwourth. 1487 Comment
  CAS-BOT-BC90405  Artemisia douglasiana John Thomas Howell 1961-9-22 36802 Plumas Greenville 1088 Comment
  CAS-BOT-BC90411  Artemisia douglasiana John Thomas Howell 1961-9-23 36865 Plumas Indian Valley 1082 Comment
  CHSC34888  Artemisia douglasiana M. S. Taylor 1981-8-28 4247 Plumas Along Sulphur Creek, ca. 1/4 mi S of Hwy 89, ca. 3 mi SE of Clio. 1432 Comment
  CHSC79656  Artemisia douglasiana G. F. Hrusa; T. D. Wilfred 1996-8-1 13405 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']. 1800 Comment
  CAS-BOT-BC90571  Artemisia dracunculus John Thomas Howell 1977-8-11 52668 Plumas Canyon of Little Last Chance Creek between Chilcoot and Frenchmans Reservoir 1676 Comment
  CAS-BOT-BC90568  Artemisia dracunculus M. S. Taylor 1982-9-13 5130 Plumas Portola quad. Ramelli Ranch, at jct of Grizzly Creek and Feather River, ca. 2 mi w of Beckwourth 1487 Comment
  SEINET6775444 Image available Artemisia dracunculus M. J. Williams, J. T. Howell, W. Follette 1977-8-11 77- 68 -11 Plumas Road from Chilcoot to Frenchman's along Last Chance Creek 1707 Comment
  JEPS98997  Artemisia ludoviciana subsp. ludoviciana Lowell Ahart 2001-10-8 9315 Plumas On the south side of Boulder Creek, below or near the high water line of Antelope Lake, about 24 miles (air) NE of Quincy. 1524 Comment
  CAS-BOT-BC93476  Artemisia tridentata subsp. tridentata John Thomas Howell 1959-9-24 34952 Plumas Sierra Nevada - 5 miles east of Quincy on road to Portola Comment
  CAS-BOT-BC93525  Artemisia tridentata subsp. tridentata John Thomas Howell; Gordon H. True 1969-6-23 45820 Plumas Sierra Nevada - Middle Fork of Feather River at Nelson Point 1249 Comment
  CHSC107925  Aspidotis densa L. P. Janeway 2011-7-6 10502 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. Especially around low outcrops and rocky slope. 1721 Comment
  JEPS28598  Aspidotis densa George W. Gillett 1957-7-13 763 Plumas below Sifford Lakes (on direct route to Devils Kitchen); Lassen Volcanic Nat'l Park 2057 Comment
  UC1440101  Aspidotis densa C. D. MacNeill 1978-7-7 Plumas 4 air mi nne Belden (near Queen Lily Campground); N Fork Feather River 792 Comment
  CHSC66690  Aster elatus Vernon H. Oswald; Linnea Hanson 1996-7-30 8098 Plumas Butterfly Valley Botanic Area NW of Quincy on Forest Rd. 25N47 ca. 0.3 mi S of its junction with Forest Rt. 417. 1188 Comment
  RSA739859  Aster occidentalis L. P. Janeway 2007-8-12 9164 Plumas Northern High Sierra Nevada. ridge top on N side of Oak ridge, Westerly sloping head of Foreman Creek, 1.4 air kim NNW of Grizzly Summit. 1731 Comment
  RSA59462  Aster occidentalis E. K. Balls 1950-9-16 15871 Plumas 5 miles soutehast of Graeagle, along Sulphur Creek, Hwy 89 1372 Comment
  SEINET5324189  Astragalus gibbsii A. A. Heller, Kennedy P. B. 1907-7-16 8868 Plumas Grade between Genesse valley and summit Comment
  CDA26687  Astragalus lemmonii J. Budaj 1968-9-2 Plumas Sierra Valley. 0 Comment
  CHSC60533  Astragalus lentiformis L. P. Janeway 1992-5-13 4172 Plumas Plumas National Forest. North side of Lake Davis and 950 ft north of Rd 112, ca 7 mi northwest of the road to the dam. 1780 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
  UC82593 Image available Astragalus lentiformis J. G. Lemmon 1876-1 Plumas near Sierra Valley (Clover Valley); Clover Valley Comment
  CHSC118064  Astragalus pulsiferae var. pulsiferae R. Ondricek-Fallscheer 1999-6-13 192 Plumas About 5 air mi NNW of Chilcoot and 2 air mi SSE of Frenchman Lake; ca. 900 ft. from the recently relocated water tank on the hillside across Frenchman Lake Road from Chilcoot Campground. 1645 Comment
  CHSC118066  Astragalus pulsiferae var. pulsiferae R. Ondricek-Fallscheer 1999-7-8 198 Plumas About 8 air mi ESE of Frenchman Lake and 3 air mi NE of Beckwourth; ca. 100 ft. below USFSRd. 23N72, 1.5 road mi E of the jct. with USFS Rd. 24N32. 1645 Comment
  SEINET5326182  Astragalus purshii var. purshii A. A. Heller, P. B. Kennedy 1907-7-4 8727 Plumas Ridge E of Red Clover valley Comment
  UC1128867  Astragalus purshii var. tinctus E. Sawyer 1935-5-22 25 Plumas 2 1/2 mi sse Beckwith; Sierraville Quadrangle, sse of Beckwith 1493 Comment
  CAS-BOT-BC200859  Astragalus webberi Gary Schoolcraft 1984-6-27 1279 Plumas About 1 mile s. of Crescent Mills 1097 Comment
  HSC73111  Astragalus webberi M. S. Taylor 1981-5-8 3661 Plumas N side of Hwy. 89, 1/4 mi. S of turnoff to Taylorsville , 1 mi. S of Crescent Mills. 1098 Comment
  POM117882  Astragalus webberi Joseph Clemens 1920-6-29 s.n. Plumas Cescent Mills. Comment
  RSA18764  Astragalus webberi Marcus E. Jones 1937-1 s.n. Plumas [photo] Comment
  SEINET10452240  Astragalus webberi Mary Susan Taylor 1982-6-14 Taylor 4671 Plumas T26N R9E se sec 34. Greenville SW quad. E side of Hwy 89, ca. 1 mi n of Indian Falls. 3400 ft. 1036 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
  CHSC72449  Astragalus whitneyi var. whitneyi L. P. Janeway 1998-6-24 5670 Plumas North side of Last Chance Creek northeast of Jordan Flat, 600 ft north of Road 28N03 0.3 mi west of Road 101. 1792 Comment
  CHSC34292  Asyneuma prenanthoides M. S. Taylor 1981-8-19 4217 Plumas Jct Bell Creek and rd 23N10, ca. 1.5 mi w of Sloat. 1310 Comment
  RSA716796  Athyrium filix-femina subsp. cyclosorum L. Ahart, John Dittes 2005-9-20 12441 Plumas East of the end of Forest Road, northeast of Mud Lake, about 1/2 mile northeast of Eisenheimer Peak, about 3/4 mile south of Wilcox Valley. 2062 Comment
  RSA795639  Athyrium filix-femina subsp. cyclosorum L. Ahart 2011-9-17 17656 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
  SD9780  Athyrium filix-femina var. cyclosorum Mrs. R. M. Austin 1880-1 Plumas Big Meadow Comment
  SD9782  Athyrium filix-femina var. cyclosorum Daniel Cleveland 1882-7-25 Plumas Big Meadows Comment
Read comments Jun 22 2011
  SEINET10941930  Athyrium filix-femina var. cyclosorum Lowell Ahart, John Dittes 2009-8-28 Ahart 16350 Plumas T26N, R7E, northeast 1/4 Section 1. Normal size frond, on damp to wet soil, seep, on the northside 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. 1477 Comment
  CAS-BOT-BC100041  Balsamorhiza deltoidea Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1967-6-12 1952 Plumas Fern Glen 1097 Comment
  UC579643  Balsamorhiza hookeri E. Sawyer 1935-5-21 3 Plumas 3/4 mi SW of Beckwith; Sierraville Quad. 1493 Comment
  UCD97462  Balsamorhiza macrolepis Albert Grigarick 2010-5-11 246 Plumas Sierra Valley. 10 mi N of Sattley on Westside Rd. Turn right (east) on Marble Hot Springs Rd. (Dyson Ln in Google Maps) for 0.5 mi. 1483 Comment
  CAS-BOT-BC100098  Balsamorhiza sagittata Lowell Ahart 1989-7-2 6339 Plumas on the north side and near the summit of Pilot Peak, about 10 miles north-east of La Porte 2255 Comment
  UC1126818  Barbarea orthoceras E. Sawyer 1935-5-28 45 Plumas 3.5 mi n Hawks; Sierraville Quad. 1584 Comment
  SEINET10448243  Barbarea orthoceras Mary Susan Taylor 1982-9-7 Taylor 5094 Plumas T23N R14E s/ne sec 28. Portola quad. Ramelli Ranch, s side of Feather River, ca. 2 mi w of Beckwourth. 4880 ft. Dry sandy soil; open Riparian. 1487 Comment
  CHSC37007  Beckmannia syzigachne M. S. Taylor 1982-8-27 5068 Plumas Ramelli Ranch where Feather River crosses RR tracks, ca. 1.5 mi sw of Beckwourth. 1487 Comment
  POM199252  Beckmannia syzigachne H. S. Yates 1912-7-5 s.n. Plumas Charles Creek, Portola. 1524 Comment
  RSA508621  Betula nana Mrs. R. M. Austin 1879-06 s.n. Plumas Big Meadows. Comment
  CAS-BOT-BC102171  Bidens cernua Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1444 Plumas Butterfly Botanical Area and Vicinity. Spanish Creek near confluence of Butterfly Creek. 883 Comment
  UC1730224  Bidens frondosa L. P. Janeway 1998-9-10 6275 Plumas about 5 mi NW of Quincy (Snake Lake, along NW shore) 1205 Comment
  SD124888  Bidens frondosa R. D. Goeden 1986-9-10 Plumas Northeast shore of Round Valley Reservoir, 3 miles south of Greenville, Plumas National Forest. 1370 Comment
  UCD98831  Bistorta bistortoides R. N. Raynor 1939-6-1 s.n. Plumas along Lake Almanor, near Chester. Comment
  CHSC84416  Blepharipappus scaber Lowell Ahart; John Dittes 2003-8-8 10484 Plumas On an old abandoned road, on the east side of Beckwourth Calpine Road, about 3 miles south of Beckwourth, Sierra Valley. 1482 Comment
  RSA0125999  Boechera Elmer I. Applegate 1929-6-18 5763 Plumas Between Camp Kelly and Drakesbad, Warner Valley, Mt. Lassen region. Comment
  CHSC36192  Boechera constancei M. S. Taylor 1982-6-1 4579 Plumas Between spur rd and 27N92, nw of Goldstripe Mine, ca. 4 air mi w of Greenville. 1615 Comment
  CHSC67349  Boechera constancei James D. Jokerst 1984-4-25 1986 Plumas Big Grizzly Hydro Project. Ca. 1/8 mi W of N. Fork Feather River. 914 Comment
  CAS-BOT-BC16179  Boechera davidsonii Robert J. Weatherby 1955-6-26 7200 Plumas Lakes Basin Area. Cliff above Mud Lake. 2194 Comment
  CAS-BOT-BC14105  Boechera pauciflora John Thomas Howell; Gordon H. True 1969-6-23 45834 Plumas Sierra Nevada. Middle Fork of Feather River at Nelson Point. 1249 Comment
  CAS-BOT-BC14261  Boechera pinetorum Alice Eastwood 1927-6-27 14891 Plumas United States Forest Reserve. On road from Chilcott. Comment
  UCSB63711  Boechera pinetorum Jokerst, James 1987-5-28 Plumas Ward Creek Canyon; southwest of creek; T25N R11E center S1/2 Sect. 23 1463 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
  SEINET12627100 Image available Boechera retrofracta Martin Schilling 2013-1 MS 231 Plumas Thompson Peak, 0.8 air mi SE from peak, on rocky slope 2205 Comment
  CAS-BOT-BC25582  Boechera retrofracta Mrs. H. C. Cantelow 1941-5-18 3625 Plumas At Johnsville west of Mohawk. Comment
  SEINET3166092  Boechera rigidissima P. J. Alexander 2008-7-22 865 -A, B Plumas North side of the summit of Mount Elwell, +-0.05 miles N of the highest point, +-0.8 miles SE of Mt. Washington, +-14 miles NE of Downieville, northern Sierra Nevada, Plumas National Forest. 2362 Comment
  CAS-BOT-BC25933  Boechera suffrutescens John Thomas Howell 1960-7-22 35901 Plumas Lassen Volcanic National Park. Devil's Kitchen to Drakesbad. 1828 Comment
  CHSC42023  Boechera suffrutescens Lowell Ahart 1986-7-15 5365 Plumas Along a water ditch, south of the South Fork of the Feather River, about 1 mile south-west of Pilot Peak, about 1 1/4 mile north-east of the Independent Mine, about 10 miles north-east of La Porte. 1828 Comment
  CHSC88964  Boechera suffrutescens L. Hanson 1988-7-26 328 Plumas Plumas National Forest. Red Hill Lookout. 1920 Comment
  CHSC89025  Boechera suffrutescens L. Hanson 1999-7-26 407 Plumas Plumas National Forest. So. Fork Feather River crossing of La Porte-Quincy road. 1645 Comment
  UCD149522  Boechera suffrutescens G. L. Stebbins 1970-7-24 7072 Plumas South of Round Lake, in Lakes Basin. South of Gray Eagle. (Exact location unknown. Coordinates estimated by label maker.) 2072 Comment
  CAS-BOT-BC25927  Boechera suffrutescens Lowell Ahart 1986-7-8 5363 Plumas Sierra Nevada. South of where the road crosses Onion Valley Creek, ca. 1 mile northwest of Pilot Peak. 1920 Comment
  RSA59471  Boisduvalia densiflora var. densiflora E. K. Balls 1950-9-16 15880 Plumas Near fish hatchery, just north of Plumas-Sierra Co. line, Hwy 89. 1433 Comment
  RSA59759  Boisduvalia stricta E. K. Balls 1950-9-14 15807 Plumas 6 miles northwest of Chester, North Fork Feather River. 1402 Comment
  CAS-BOT-BC28214  Bolboschoenus fluviatilis John Thomas Howell 1961-9-25 36942 Plumas Feather River bed, Portola. 1478 Comment
  UC1472763  Botrychium multifidum Mrs. R. M. Austin 1897-7-2 Plumas near Quincy Comment
  UC338407  Botrychium multifidum J. G. Lemmon Plumas Tahoe Valley to Butterfly Valley Comment
  UC1609397  Botrychium simplex Vernon H. Oswald and Lowell Ahart 1993-8-3 5768 Plumas ca. 9 mi (air) n Lake Almanor (unnamed lake ca. 0.25 mi e of Hay Meadow, n end 30N25, sw corner of lake); s edge Caribou Wilderness 1926 Comment
  CHSC61381  Botrychium simplex var. compositum Vernon H. Oswald; Lowell Ahart 1993-8-11 5786 Plumas Lassen Volcanic National Park. Little Willow Lake located on the S edge of Lassen Volcanic National Park. 1839 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
  CHSC83012  Botrychium simplex var. compositum Lowell Ahart 2002-9-8 9934 Plumas In a meadow, near a small pond, about 200 yards north of Lumpkin Ridge Road, about 3/4 mile (air) northeast of Little Grass Valley Reservoir dam, about 4 miles (air) northwest of La Porte. 1634 Comment
  UC1609201  Brasenia schreberi Vernon H. Oswald and Lowell Ahart 1993-8-11 5782 Plumas ca. 0.5 mi s Willow Lake (ca 1 mi s of Lassen Volcanic National Park, Domingo Lake); Domingo Lake, s of Lassen Volcanic National Park 1767 Comment
  CAS-BOT-BC36772  Brassica rapa John Thomas Howell 1966-7-29 42025 Plumas Sierra Nevada. Quincy. 1036 Comment
  RSA299235  Brickellia californica J. T. Howell 1961-9-23 36895 Plumas Englemine 1098 Comment
  PASA512  Brodiaea multiflora Margaret Stason 1932-6-20 436 Plumas Highway near the Feather River Inn Comment
  CAS-BOT-BC149309  Bromus carinatus var. carinatus John Thomas Howell; Gordon H. True 1967-7-9 43245 Plumas Sierra Nevada. North Fork of Feather River at Caribou. 914 Comment
  CAS-BOT-BC149317  Bromus carinatus var. carinatus John Thomas Howell; Gordon H. True 1967-7-11 43360 Plumas Sierra Nevada. Southeast slope of Mount Hough. 2042 Comment
  JEPS113662  Bromus carinatus var. carinatus Lowell Ahart, Josephine Guardino 2007-7-20 14316 Plumas South of a small drainage, northeast of a large meadow, east of Lighting Tree Campground, east of the paved road, east side of Lake Davis 1789 Comment
  UC1130982  Bromus carinatus var. carinatus C. W. Hanks 1934-8-9 27 Plumas Mountain n of Sierra Valley (Plumas National Forest); Plumas National Forest 1859 Comment
  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
  CHSC53075  Bromus carinatus var. marginatus L. P. Janeway 1989-6-29 3416 Plumas Plumas National Forest. Along edges of rd 24N44Y, 0.3 mi E of Beckwourth Genesee Rd (rd 111) 6.5 mi N of Beckwourth; across from the Crocker Station. 1755 Comment
  CHSC108086  Bromus ciliatus Lowell Ahart 2011-9-17 17658 Plumas On the south side of an unnamed stream that flows east into Little Grass Valley Reservoir and opposite the Black Rock, about 30 yards west of the paved road, about 1/8 mile west of Little Grass Valley Reservoir. 1595 Comment
  CAS-BOT-BC155798  Bromus diandrus John Thomas Howell; Gordon H. True 1968-6-10 44547 Plumas Sierra Nevada. Quincy. 1036 Comment
  CAS-BOT-BC155057  Bromus hordeaceus Mary S. Clemens 1920-6-10 s.n. Plumas Greenville. Comment
  SBBG115916  Bromus hordeaceus J. T. Howell 1962-6-18 37754 Plumas Sierra Valley near Beckwourth 1463 Comment
  UCD58848  Bromus inermis John Thomas Howell; Gordon H. True 1967-7-11 43379 Plumas Sierra Nevada. Meadow at Quincy. 1036 Comment
  CHSC55633  Bromus inermis subsp. inermis K. R. Stern 1986-6-25 8301 Plumas Vicinity of Blairsden. 1402 Comment
  RSA726451  Bromus inermis subsp. inermis L. Ahart, John Dittes 2007-6-17 14190 Plumas About 1/4 mile southeast of bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1655 Comment
  CAS-BOT-BC155346  Bromus japonicus John Thomas Howell 1977-6-24 52417 Plumas Sierra Nevada. Near confluence of Spanish and Indian Creeks. 929 Comment
  POM198347  Bromus japonicus H. S. Yates 1913-6-24 s.n. Plumas Massack Comment
  CHSC24278  Bromus orcuttianus K. R. Stern 1975-7-23 Plumas W side of Lake Almanor. Comment
  CHSC88192  Bromus orcuttianus Lowell Ahart 2004-7-27 11319 Plumas On the west side of the dirt road (Forest Road 10), about 100 yards northeast of the bridge across Hopkins Creek, about 1 1/4 miles (air) southwest of Blue Nose Mountain, about 9 3/4 miles (air) northeast of La Porte. 1711 Comment
  JEPS115941  Bromus orcuttianus Lowell Ahart, John Dittes 2009-7-13 16037 Plumas On dry soil, on the east 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
  UC1131294  Bromus tectorum C. W. Hanks 1934-8-8 17 Plumas 1 mi nw of Sierra Valley (Plumas National Forest); Plumas National Forest 1524 Comment
  UCD57215  Calamagrostis canadensis August L. Hormay Date Unknown s.n. Plumas Quincy. Comment
  CAS-BOT-BC185307  Calamagrostis koelerioides John Thomas Howell 1951-6-26 27537 Plumas Sierra Nevada. Feather River Canyon. 853 Comment
  UCD57242  Calamagrostis koelerioides D. Sanchez-Mata; P. Rodrigues-Rojo 1997-8-16 s.n. Plumas Serpentine Canyon, Plumas National Forest, Rich Bar-Virgilia. 800 Comment
  CHSC112575  Calandrinia ciliata B. Castro; L. P. Janeway 2007-6-7 1629 Plumas Northern High Sierra Nevada. NE side of lower Thompson Valley 1.25 mi N of the mouth of McReynolds Creek at Red Clover Creek. Just W of channel of Thompson Creek, downstream of small rock dam, ca 300 ft below edge of open Ponderosa-Jeffrey pine forest. 1670 Comment
  JEPS102649  Calandrinia ciliata Lowell Ahart 2001-8-28 9215 Plumas Strand of Lake Almanor, west of the intersection of the dirt road to Last Chance Marsh and the poor dirt road that goes south along Lake Almanor to the causeway of Highway 36, about 3/4 mile NE of Chester. 1371 Comment
  CAS-BOT-BC438487  Calandrinia ciliata John Thomas Howell; Walter Knight; Irja Knight; Gordon True 1967-5-7 1840 Plumas West edge of Butterfly Valley proper. 1066 Comment
  JEPS115922  Callitriche verna Lowell Ahart, John Dittes, Josephine Guardino 2009-7-29 16213 Plumas In shallow water of a small pond, bottom of a snow lake, on the south side of Forest Road 26N67F3, 1.2 miles (air) northeast of Rush Creek Hill, 2.6 miles (air) east-southeast of Caribou Powerhouse 1677 Comment
  CHSC91745  Calochortus coeruleus G. Douglas Barbe; T. C. Fuller, J. T. Howell 1981-6-25 3322 Plumas Sierra Nevada. 2.8 miles north-northeast of Engle Mine townsite on Diamond Mountain Road, between the road and Lights Creek. 1341 Comment
  JEPS105976  Calochortus coeruleus Lowell Ahart, John Dittes, Josephine Guardino 2004-6-6 11003 Plumas On the west side of a small drainage, on the north side of the logging road, about 1 1/2 miles (air) south of Lower Taylor Rock, about 7 1/2 miles (air) northeast of Quincy 1517 Comment
  UC337930  Calochortus coeruleus unknown Aug 1874 Plumas Comment
  CDA18729  Calochortus leichtlinii G. D. Barbe, T. C Fuller 1982-7-15 3738 Plumas Plumas National Forest; 2 miles below summit on return from Red Hill, near junction of road to Red Hill Lookout and road to Cherry Hill (U.S.F.S. Road #26N22F). 1676 Comment
  UCSB16089  Calochortus leichtlinii Breedlove, Dennis 1962-6-13 Plumas Along State Highway 89, 2 miles south of Graeagle, Sierra Nevada 1402 Comment
  UC1542922  Calochortus nudus Schoolcraft and B. Ertter 1987-6-17 1737 Plumas about 2 mi n Chester 1402 Comment
  UC608577  Calochortus nudus Beryl O. Schreiber 1938-7-9 2519 Plumas 1.5 mi e Meadow Valley; Plumas National Forest, Bidwell Bar Quad. 1066 Comment
  PASA532  Calochortus nudus Margaret Stason 1932-6-22 Plumas Near Drakesba,d Lassen National Park Comment
  SEINET12044649  Calochortus nudus Lemmon 1887-1 s.n. Plumas Mohawk Valley Comment
  CHSC89819  Calyptridium monospermum G. Douglas Barbe; T. C. Fuller, J. T. Howell 1981-6-26 3369 Plumas Sierra Nevada. Walker Plains. Along the Plumas-Butte county line. 1554 Comment
  JEPS108836  Calyptridium monospermum Lowell Ahart 2006-6-28 12897 Plumas On Lumpkin Ridge, about 4 miles (air) northeast pf Camp 18, small open area of bare basalt 1514 Comment
  JEPS110516  Calyptridium monospermum Lowell Ahart 2006-10-23 13495 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
  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
  UC501531  Calyptridium umbellatum Frank W. Peirson 1926-6-21 6791 Plumas Lake Almanor, n shore Lake Almanor Comment
  SEINET10969186  Calystegia malacophylla Mary Susan Taylor 1982-6-16 Taylor 4681 Plumas T24N R10E swnw sec 33. Spring Garden quad. Open rdcut, along spur rd off 24N26-Thompson Creek Rd (0.2-0.3 mi from its jct), ca. 3 mi se of Quincy. Mixed Evergreen Forest; 4600 ft. 1402 Comment
  CHSC10573  Calystegia malacophylla subsp. malacophylla Lowell Ahart 1968-6-29 Plumas Near La Porte. 1371 Comment
  JEPS102938  Calystegia malacophylla subsp. malacophylla L. P. Janeway 2001-7-3 7257 Plumas Northern High Sierra Nevada. Along Road 24N28 on nose of ridge between Four Water Creek and Bear Creek 1567 Comment
  CHSC21313  Calystegia occidentalis subsp. occidentalis F. T. Griggs; A. Pass 1975-7-8 129 Plumas Buck's Lake Forest survey Comment
  RSA508615  Camassia Mrs. R. M. Austin 1878-06 s.n. Plumas Big Meadows Comment
  SBBG30574  Camassia leichtlinii subsp. suksdorfii D. Myrick 1968-6-18 1937 Plumas Butterfly Valley, 4 mi NW of Quincy 1036 Comment
  CAS-BOT-BC496988  Camassia leichtlinii subsp. suksdorfii Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1689 Plumas Wet area in Sweetwater Meadow 1127 Comment
  CHSC2247  Camassia quamash subsp. breviflora A. Stone 1937-6-15 Plumas East of Quincy. 1036 Comment
  CAS-BOT-BC160840  Camissonia tanacetifolia subsp. quadriperforata Mrs. H. C. Cantelow 1941-5-20 s.n. Plumas 1.7 miles n.e. of Vinton School on road to Frenchman Creek 1524 Comment
  RSA794992  Camissonia tanacetifolia subsp. tanacetifolia L. Ahart, John Dittes 2009-9-7 16385 Plumas Below the high water line of Lake Almanor, about 2000 feet NW of lake Almanor Dam. 1591 Comment
  CAS-BOT-BC160886  Camissonia tanacetifolia subsp. tanacetifolia T. Mosquin; J. M. Gillett 1963-7-14 5302 Plumas Middle Fork of Feather RIver just N of Mohawk Comment
  SEINET10462852  Campanula prenanthoides Donald E. Brink, L. M. Mayer 1975-7-3 Brink s.n. Plumas BUCK'S LACK FOREST SERVICE SURVEY. T24N R6E SECT. 26 Comment
  SEINET10463008  Campanula prenanthoides Wheeler WHEELER s.n. Plumas Cascade Comment
  SEINET10463015  Campanula prenanthoides Rose 1966-7-26 Rose 66049 Plumas Butterfly Valley, 3 miles west of Keddie. 1067 Comment
  SEINET10939003  Campanula prenanthoides Ira L. Wiggins 1948-9-15 Wiggins 12052 Plumas Beside small steam on ridge between Onion Creek and Middle Fork of the Feather River Comment
  CHSC84979  Campanula scouleri Lowell Ahart 2003-10-15 10638 Plumas Old gold mined flat area, about 1/4 mile south of Forest Road 22N94E, about 1/2 mile south of Forest Road 22N94, on Hartman Bar Ridge, about 1 mile (air) southwest of Franklin Hill, about 4 1/2 miles (air) northwest of Tamarack Flat, about 9 miles (air) northwest of La Porte. 1509 Comment
  CHSC59173  Cardamine bellidifolia var. pachyphylla Vernon H. Oswald; Lowell Ahart 1992-9-15 5211 Plumas Lassen Volcanic National Park. Bonte Peak located E of Mt. Harkness and Juniper Lake. On the north slope of the mountain. 2164 Comment
  CHSC63243  Cardamine breweri Lowell Ahart 1994-6-17 7354 Plumas In a meadow on the east side of Sly Creek, about 1 mile north of Schwartz Meadow, about 1 mile east of Sly Creek Reservoir. 1097 Comment
  CAS-BOT-BC37240  Cardamine breweri John Thomas Howell 1960-7-21 35855 Plumas Lassen Volcanic National Park. Northwest of Willow Lake. 1676 Comment
  SD46720  Cardamine breweri Robert J. Weatherby 1955-7-2 1575 Plumas Creek below Bear Ridge, near Taylor Lake. 1980 Comment
  CDA37790  Cardamine nuttallii G. D. Barbe, T. C Fuller 1982-7-16 3754 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
  CHSC72445  Cardamine nuttallii var. covilleana L. P. Janeway 1998-6-22 5648 Plumas About 1 mi south of Indicator Peak; along Road 28N08 3.0 mi northeast of Road 29N46. Near ridge top. 2042 Comment
  CAS-BOT-BC38100  Cardamine pachystigma Mrs. Joseph Clemens 1920-4-24 s.n. Plumas Greenville. Comment
  CAS-BOT-BC38098  Cardamine pachystigma M. S. Taylor 1982-5-13 4441 Plumas Ca. 500 yards south of Spanish Creek-Bucks Lake Road at its junction with Deans Valley Road (24N29). 1158 Comment
  CAS-BOT-BC38119  Cardamine pensylvanica Alice Eastwood 1927-6-17 14664 Plumas Long Valley. Near Greenville. Comment
  CHSC118777  Cardamine pensylvanica Elizabwth Kramer 2015-5-20 2015 -004 Plumas Plumas National Forest. Silver Creek, north of Forest Service 24N29X, west of 24N56, near Meadow Valley. (UTM 663727E, 4422262 N, NAD83 Zone 10N.) 1160 Comment
  CAS-BOT-BC18347  Carex L. S. Rose 1967-6-10 67151 Plumas Sierra Nevada. Butterfly Valley. 1097 Comment
  CDA15914  Carex amplifolia B. Smith, G. F. Hrusa 1996-7-16 s.n. Plumas Plumas National Forest; Upper Bull Run Creek off USFS 23N12E. Comment
  CAS-BOT-BC17926  Carex angustata A. A. Heller; P. B. Kennedy 1907-7-9 8784 Plumas Prattville. Comment
  CAS-BOT-BC17937  Carex angustata John Thomas Howell 1960-7-22 35884 Plumas Lassen Volcanic National Park. Drakesbad. 1828 Comment
  CHSC108473  Carex angustata Lowell Ahart 2011-9-20 17694 -A Plumas Small gravel bar on the east side of East Branch Creek, on the east side of Quincy La Porte Road, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about 1 mile northeast of La Porte. 1593 Comment
  CHSC55552  Carex angustata L. P. Janeway 1990-7-11 3788 Plumas Plumas National Forest. About 1/4 mi east of Emigrant Creek and about 1/4 mi south of Little Grizzly Creek. Southerly finger of meadows along Little Grizzly Creek. 1775 Comment
  JEPS113669  Carex angustata Lowell Ahart, Josephine Guardino 2007-7-21 14387 Plumas About 40 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
  RSA754926  Carex angustata L. Ahart, Josephine Guardino 2005-8-10 12316 Plumas Along a small branch of Lights Creek, east side of Forest Road 27N54, about 5 1/2 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake 1822 Comment
  CAS-BOT-BC17923  Carex angustata W. I. Follett 1928-6-10 s.n. Plumas Virgilia. 845 Comment
  CDA14127  Carex athrostachya G. F. Hrusa 1997-5-3 13817 Plumas Sierra Nevada; Moist, low site on W side of Rattlesnake Creek, immed. N of Hwy 70 approx. 15 mi. E of Quincy. Uncommon clumping perennial in seasonally wet, open site. Comment
  JEPS95382  Carex athrostachya Lowell Ahart 1994-7-22 7500 Plumas along the N side of the Pacific Crest Trail, about 1/2 mi E of Mount Etna 1981 Comment
  UC822940  Carex athrostachya Lewis S. Rose 1932-9-5 32617 Plumas Jamison Lake Comment
  CAS-BOT-BC19738  Carex athrostachya Dorothy E. Beetle 1941-6-28 56 Plumas Northwest corner of Lak Almanor. 975 Comment
  CDA17776  Carex athrostachya G. D. Barbe, T. C. Fuller 1982-6-14 3687 Plumas Sierra Nevada; Chevron Station at west end of Quincy, Hwy 70 and Lawrence Street. 1036 Comment
  SEINET10466814  Carex athrostachya Lowell Ahart 1985-7-3 Ahart 5099 Plumas About 4 1/4 miles north-east of La Porte. Comment
  CHSC65853  Carex bolanderi L. P. Janeway 1995-8-30 4904 Plumas Along West Branch Humbug Creek 2.3 mi south of Smith Peak. 1630 Comment
  CHSC67857  Carex bolanderi James D. Jokerst 1985-6-10 2408 Plumas Indian Creek Small Hydro Survey. Adjacent to Indian Creek 400 m S of Hwy. 70, ca. 2 mi SW of Crescent. Comment
  CHSC80879  Carex bolanderi Lowell Ahart 2001-7-19 8947 Plumas On the sides of Hopkins Creek, about 100 yards northwest of the East Branch of Hopkins Creek, about 1/2 mile (air) south of Turkey Town, about 2 1/2 miles (air) southeast of Pilot Peak. 1828 Comment
  JEPS107600  Carex bolanderi Lowell Ahart, Josephine Guardino 2005-8-10 12319 Plumas South of a small wet meadow, south of a small branch of Lights Creek, east side of Forest Road 27N54, about 5 1/2 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake 1821 Comment
  RSA770097  Carex bolanderi L. P. Janeway, B. Castro 2009-7-18 9864 Plumas Northern High Sierra Nevada. Lower end of Rock Island Ridge, just southwest of (below) Road 23N27, 0.3 road km south of the 18 Road. 1526 Comment
  SEINET10949872  Carex bolanderi Lewis S. Rose 1939-6-8 Rose 39271 A Plumas South end of Lake Almanor. 1372 Comment
  CAS-BOT-BC19625  Carex brainerdii John Thomas Howell 1960-7-22 35911 Plumas Lassen Volcanic National Park. Devil's Kitchen to Drakesbad. 1828 Comment
  CHSC68372  Carex brainerdii L. P. Janeway 1996-6-4 4985 Plumas 0.5 mi northeast of Deer Creek and 2.0 mi south of Spanish Creek; north side of logging spur road 0.6 mi east of Road 24N23X. 1318 Comment
  UC1778639  Carex brainerdii G. Douglas Barbe, T. C. Fuller 1982-6-15 3717 Plumas 1.0 mle below and NE of Red Hill summit, Plumas National Forest. 1761 Comment
  JEPS127327  Carex canescens subsp. canescens Lowell Ahart 2016-6-29 21078 Plumas About 20 yards east of Forest Service Road 22N72, about 1/4 mile southeast of Table Mountain, about 1 3/4 miles (air) northwest of Tamarack Flat, about 3 3/4 miles (air) northwest of Little Grass Valley Reservoir Dam. Comment
  CHSC112384  Carex cusickii L. P. Janeway 2014-7-16 11547 Plumas Northern High Sierra Nevada. Plumas National Forest; Happy Valley, about 6.4 air-km northeast of Cromberg; along Long Valley Creek in the middle of Happy Valley. 1719 Comment
  CAS-BOT-BC34408  Carex cusickii Mrs. H. C. Cantelow 1938-7-4 2273 A Plumas Meadow at Drakesbad. Comment
  RSA88583  Carex douglasii L. S. Rose 1954-5-30 54063 Plumas Johnsville 1601 Comment
  CAS-BOT-BC19846  Carex echinata Anna Head 1921-7-28 s.n. Plumas Feather River Region. Meadows by Grass Lake. Comment
  CAS-BOT-BC20084  Carex echinata Walter Knight; Irja Knight 1966-6-18 1631 Plumas Butterfly Botanical Area and Vicinity. Area adjacent to Pond Reservoir. 1097 Comment
  OBI6392  Carex echinata subsp. echinata Lewis S. Rose 1967-6-12 67112 Plumas Butterfly Valley, ca 3 mi W of keddie 1219 Comment
  SEINET6225254  Carex echinata subsp. phyllomanica L. S. Rose 1967-1 67112 Plumas Butterfly Valley, ca 3 mi W of Keddie. Comment
  CAS-BOT-BC20119  Carex feta John Thomas Howell 1960-7-19 35704 Plumas Lassen Volcanic National Park. Drakesbad. 1828 Comment
  JEPS106380  Carex filifolia var. erostrata Lowell Ahart, John Dittes, Josephine Guardino, Robert Schlising 2004-6-14 11060 Plumas Near the west shore of Lake Davis, north of the dirt road at Lake Davis, about 12 miles (air) northeast of Slote 1765 Comment
  CDA13805  Carex fracta G. F. Hrusa, B. Smith, T. D. Wilfred 1996-8-11 13492 Plumas Sierra Nevada; Slopes to E of upper Bull Run Creek off USFS 23N12E. Occasional in dry areas of conifer forest, generally on lower slopes. Perennial, clumping. Comment
  CHSC103120  Carex fracta Lowell Ahart; John Dittes, Josephine Guardino 2009-7-21 16106 Plumas About 20 yards east of Forest Service Road 27N26, about 1000 feet northwest of Powerhouse at the north end of Butt Valley Reservoir, about 3 miles (air) southwest of Lake Almanor. 1302 Comment
  CHSC85977  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
  RSA201288  Carex fracta J. T. Howell 1960-7-19 35676 Plumas Drakesbad. 1677 Comment
  RSA97923  Carex fracta J. T. Howell 1951-6-28 27650 Plumas Johnsville 1585 Comment
  JEPS119927  Carex heteroneura Lowell Ahart 2012-9-5 18435 Plumas About 350 yards east of the County Road where it crosses the South Fork of the Feather River, about 3/4 mile (air) southwest of Pilot Peak, about 8 1/2 miles (air) northeast of La Porte. Comment
  CAS-BOT-BC21968  Carex heteroneura L. P. Janeway 1991-8-3 4112 Plumas Northeasterly drainage into Freeman Creek 2 miles west of Smith Peak and below Five Points. 1981 Comment
  CDA13415  Carex heteroneura var. heteroneura G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13263 Plumas Sierra Nevada; Along Bull Run Creek off USFS 23N12E. 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
  CHSC47345  Carex jonesii L. P. Janeway 1989-6-16 3339 Plumas Plumas National Forest. West end of Grizzly Valley. Small creek on N side of mdw; meadowy area along creek crossing rd on N side of valley. 1783 Comment
  CHSC65596  Carex jonesii L. P. Janeway 1995-8-4 4887 Plumas About 0.8 mi northeast of Dixie Mountain Lookout; small spring at uppermost crossing of Lookout Creek by Road 25N03. 2126 Comment
  JEPS107609  Carex jonesii Lowell Ahart, Josephine Guardino 2005-8-10 12323 Plumas Bog in small wet meadow, a small branch of Lights Creek, east side of Forest Road 27N54, about 5 1/2 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake 1821 Comment
  JEPS114929  Carex jonesii Lowell Ahart 2008-7-16 15085 Plumas On the west 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-BC31151  Carex lemmonii Hans Leschke; George Wilson Gillett s.n. Plumas Near Devil's Kitchen. Comment
  CHSC43006  Carex lemmonii L. P. Janeway; B. Castro 1987-7-17 2488 Plumas Unnamed western fork of Mohawk Cr; vicinity of Clio. Ca 2 mi south (via rd) of the rd to Lakes Basin. 1584 Comment
  CDA14003  Carex lenticularis G. F. Hrusa, T. D. Wilfred 1997-6-26 13920 Plumas Sierra Nevada; About Brady's Camp. Pine Creek Valley, ~ 1/2 mi. NE Argentine Rock. Comment
  JEPS114817  Carex lenticularis var. impressa Lowell Ahart 2008-8-14 15204 Plumas Wet meadow area with a small stream, just northwest of the culvert, on the northwest side of the good logging road (Forest Road 22N68), west of the South Fork of the Feather River, about 1/2 mile southwest of the Feather Fork Mine, about 1 mile northeast 1600 Comment
  CDA36399  Carex leporinella G. D. Barbe, J. T. Howell & T. C. Fuller 1981-6-25 3319 Plumas 2.8 miles N-NE of Engle Mine townsite on Diamond Mountain Road, between the road and Lights Creek. 1341 Comment
  CHSC58201  Carex limosa Vernon H. Oswald; Lowell Ahart 1992-6-22 5025 Plumas Lassen Volcanic National Park. Small corner of park property on the S side of Warner Valley Rd. between Lee and Kelly Camps. 1597 Comment
  CHSC53527  Carex luzulina L. P. Janeway 1990-8-3 3825 Plumas Plumas National Forest. Meadow at head of small drainage (into Little Grizzly Cr) ca 1 mi SW of Little Grizzly Cr and between Joseph Cr and Oliver Cr. 1981 Comment
  CAS-BOT-BC31636  Carex luzulina var. ablata John Thomas Howell 1960-7-23 35942 Plumas Drakesbad, Wet meadow near Soda Spring. 1828 Comment
  CHSC79084  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. 2201 Comment
  CAS-BOT-BC32072  Carex multicaulis John Thomas Howell 1961-6-21 36641 Plumas Greenville 1097 Comment
  CHSC46993  Carex multicaulis L. P. Janeway 1989-8-1 3543 Plumas Plumas National Forest. Southern side of Big Hill, between Eureka Ridge and Middle Fk Feather River. Near rd 23N36. 1584 Comment
  CDA17786  Carex multicaulis G. D. Barbe, T. C. Fuller 1982-6-15 3743 Plumas Plumas National Forest; 2.1 miles NE of junction with road to Red Hill Summit, Plumas National Forest. 1524 Comment
  CHSC96041  Carex multicostata L. P. Janeway; B. Castro 2006-9-9 8882 Plumas High Cascade Range. About 100 m east of Jedidiah Colter Lake (between Blue Lake and North Arm Rice Creek). 1975 Comment
  UCD108022  Carex multicostata Tim Kuhn 2006-6-28 67 Plumas north of Lake Davis at Old House Meadow. Comment
  CHSC47006  Carex nebrascensis L. P. Janeway 1989-7-21 3512 Plumas Plumas National Forest. Spring at crossing of rd 25N85, 1.3 mi from rd 25N05, 2.1 mi NE of Beckwourth-Genesee Rd (rd 111) (and Red Clover Valley), 15.7 mi from Beckwourth. 1737 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
  CHSC92287  Carex nervina Lowell Ahart; John Dittes 2005-9-20 12452 Plumas On the south side of Forest Road 27N34, about 1 mile northeast of Eisenheimer Peak, about 3/4 mile south of Wilcox Valley. 2004 Comment
  CAS-BOT-BC320474  Carex pachycarpa Peter F. Zika 2013-6-28 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 (n SNH) 1885 Comment
  CDA17775  Carex pachystachya G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-23 3153 Plumas Long Valley; Long Valley, 0.4 mi S of jct, Dixie Canyon--Round Valley and Canyon Dam roads, at Maxwell Mine Road. 1633 Comment
  CAS-BOT-BC119182  Carex pachystachya Hans Leschke 1954-7-3 s.n. Plumas Northern border of swamp North of Willow Lake. 1661 Comment
  CAS-BOT-BC119009  Carex pellita John Thomas Howell 1960-7-19 35654 Plumas Wet slope near hot springs, Drakesbad 1828 Comment
  CHSC53524  Carex pellita Linnea Hanson 1990-6-15 Plumas Plumas National Forest. Along Greenhorn Cr; ca 1.5 mi on Chandler Rd from the jct with Hwy 70 1.5 mi E of Quincy. 1043 Comment
  CHSC66646  Carex pellita Vernon H. Oswald; Lowell Ahart 1996-7-15 8045 Plumas High Cascade Range. E side of Last Chance Marsh at the N end of Lake Almanor, ca. 1.4 mi S of Last Chance Campground at the streams and marshy meadow extending E from road 29N11. 1371 Comment
  CHSC92293  Carex pellita Lowell Ahart; Josephine Guardino 2005-8-9 12283 Plumas On the bottom of Fant Creek, about 100 yards southeast of the cabin (destroyed) and corral, north of Forest Road 27N09, about 6 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1597 Comment
  CHSC118672  Carex pellita Wendy Boes 2014-7-17 2014017 B Plumas Smith Creek, Lakes Basin, Plumas National Forest. UTM 700011 E, 4400726 N, NAD83, Zone 10N. 1828 Comment
  SEINET7573849 Image available Carex rossii L. P. Janeway 2001-6-15 7180 Plumas Almanor 7.5' quad, High Cascade Range, east side of Humbug Road about 2.7 km southwest of shore of Lake Almanor, 4.0 mi west of Prattville. 1399 Comment
  CAS-BOT-BC118135  Carex rossii John Thomas Howell; R. C. Barneby 1954-5-14 29556 Plumas 2 mi E of Blairsdan 1493 Comment
  SEINET3907577  Carex rostrata Lowell Ahart 1985-7-11 5124 Plumas Below the high water line of Little Grass Valley Reservoir, where the South Fork of the Feather River flows into the lake, about 4.5 miles northeast of La Porte.; 0 1585 Comment
  CHSC47349  Carex scabriuscula L. P. Janeway 1989-6-9 3287 Plumas Cyn of E Br N Fk Feather River, 5.4 mi E of the river mouth and Caribou Rd, along Hwy 70. 822 Comment
  RSA60032  Carex scopulorum var. bracteosa E. K. Balls 1950-9-1 15597 Plumas East of Long Lake in meadow, sloping down to 2 smaller lakes. 2104 Comment
  CAS-BOT-BC117521  Carex sheldonii L. P. Janeway 1992-6-4 4218 Plumas Along NE side of Middle Fork Feather River at mouth of Bonta Creek; 1316 Comment
  CHSC97614  Carex sheldonii Lowell Ahart; John Dittes 2007-6-17 14166 Plumas On damp soil, west bank of Red Clover Creek, about 30 yards east of County Road 111 (Beckwourth Gensee Road), about 1/4 mile east of bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1654 Comment
  CAS-BOT-BC117737  Carex simulata Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1636 Plumas Butterfly Botanical Area. N of Pond Reservoir. 1097 Comment
  CDA19275  Carex simulata G. D. Barbe, T. C. Fuller 1982-6-17 3861 Plumas Plumas National Forest; Frenchman Lake. 2 mi N of Turkey Pt Fishing Access; 1706 Comment
  JEPS113547  Carex simulata Lowell Ahart, Josephine Guardino 2007-7-21 14364 Plumas Shallow water in a small stream, near a spring, open dry flat, south of the dirt road, about 1/2 mile (air) south of Bagley Pass, about 400 yards north of Lake Davis 1787 Comment
  CAS-BOT-BC117370  Carex stipata var. stipata John Thomas Howell 1976-7-15 51845 Plumas Snake Lake, ca 4 mi NW of Quincy 1219 Comment
  CHSC53549  Carex stipata var. stipata Linnea Hanson 1990-6-15 Plumas Plumas National Forest. Along Greenhorn Cr; ca 1.5 mi on Chandler Rd from the jct with Hwy 70 1.5 mi E of Quincy. 1043 Comment
  SJSU5740  Carex stipata var. stipata Lewis S. Rose 1967-7-9 67144 Plumas Quincy 1036 Comment
  CAS-BOT-BC114999  Carex subfusca John Thomas Howell 1960-7-20 35712 Plumas Dry, open rocky meadow in Drakesbad. 1828 Comment
  JEPS117654  Carex subfusca Lowell Ahart 2010-7-27 16924 Plumas On the south side of the paved road, about 1/2 mile south of Goat Mountain, about 2 miles (air) northeast of La Porte 1656 Comment
  JEPS117656  Carex subfusca Lowell Ahart 2010-7-27 16926 Plumas On the north side of the paved road, about 1/2 mile north of Goat Mountain, about 3 miles (air) northeast of La Porte 1680 Comment
  JEPS28346  Carex subfusca George W. Gillett 1957-7-19 849 Plumas about 1 1/4 mi above Devil's Kitchen (trail to Sifford Lakes); Lassen Volcanic National Park 2057 Comment
  CAS-BOT-BC115982  Carex subfusca L. P. Janeway; Jim Battagin; Rob Russell 1993-8-4 4490 Plumas Along Dolly creek at upper portion of the Walker Mine tailings. Mt. Ingalls quad. 1749 Comment
  CAS-BOT-BC115999  Carex subfusca John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54237 Plumas About 4 mi SE of Mt. Hough on road to Quincy. 1645 Comment
  CHSC89721  Carex utriculata L. P. Janeway; Robert F. C. Naczi 2004-7-24 8188 Plumas High Cascade Range. Large willow meadow along a western tributary of Butt Creek, 2.4 air km north of Humboldt Summit. South edge of the meadow. 1740 Comment
  CHSC40413  Carex vesicaria Lowell Ahart 1985-7-11 5124 Plumas Below the high water line of Little Grass Valley Reservoir, where the South Fork of the Feather River flows into the lake, about 4 1/4 miles northeast of La Porte. 1584 Comment
  CHSC44128  Carex vesicaria V. Oswald; L. Ahart 1988-8-4 3673 Plumas Willow Lake located se of Drakesbad just s of the boundary of Lassen Volcanic National Park. 1676 Comment
  CHSC78731  Carex vesicaria L. P. Janeway 2000-7-7 6898 Plumas Northern High Sierra Nevada. Marsh on west side of Smith Lake - enlarged by beaver activity. 1247 Comment
  SD130384  Carex whitneyi John Thomas Howell 20-23 Jun 1977 52407 Plumas Sierra Nevada Mountains; desiccated strand below the high water line on the peninsula of Lake Almanor. 1372 Comment
  SEINET7580517 Image available Carex whitneyi L. P. Janeway 2001-6-15 7181 Plumas Almanor 7.5' quad, High Cascade Range, east side of Humbug Road about 2.7 km southwest of shore of Lake Almanor, 4.0 mi west of Prattville. 1399 Comment
  CAS-BOT-BC65494  Carex whitneyi L. P. Janeway 1995-8-24 4901 Plumas Top of ridge, divide between Willow Creek and Freeman Creek; about 1.3 mi WSW of Smith Peak. 2042 Comment
  UC1120934  Cassiope mertensiana subsp. californica C. W. Hanks 1934-9-6 68 Plumas Top of Dixie Mtn. 2438 Comment
  CAS-BOT-BC248953  Castilleja Francis W. Pennell 1940-6-10 25805 Plumas Route 89, east of Almanor 1493 Comment
  SBBG40127  Castilleja applegatei C. B. Hardham 1961-6-16 7459 Plumas Diamond Peak [Diamond Mountain] Comment
  CAS-BOT-BC249712  Castilleja applegatei subsp. pinetorum Alice Eastwood 1927-6-1 s.n. Plumas Forest Lodge, Greenville. United States Forest Reserve Comment
  CAS-BOT-BC249723  Castilleja applegatei subsp. pinetorum David D. Keck 1930-7-24 959 Plumas Halfway between Chester and Westwood 1465 Comment
  CHSC80875  Castilleja applegatei subsp. pinetorum Lowell Ahart 2001-7-17 8923 Plumas Outcrops, on the southeast side of a logging road, southeast of a small branch of Butt Creek, about 2 1/2 miles (air) north of Humboldt Summit. 1828 Comment
  LA209206  Castilleja applegatei subsp. pinetorum A. A. Heller; P. B. Kennedy 1907-7-15 8840 Plumas near mouth of little Grizzly creek below Genessee Comment
  SBBG6726  Castilleja applegatei subsp. pinetorum H. and M. Dearing 1938-7-17 2259 Plumas E of Lake Almanor Comment
  CHSC52832  Castilleja arachnoidea Rimo Bacigalupi; Aldo Bacigalupi 1952-8-19 3951 Plumas On slopes to the east of Long Lake. 2042 Comment
  CHSC43764  Castilleja campestris subsp. campestris Vernon Oswald 1984-7-9 1559 Plumas Hwy 89, 3.6 mi s-e of Hwy 36. 1377 Comment
  SD7128  Castilleja lemmonii Daniel Cleveland July 1882 Plumas Big Meadows Comment
  CAS-BOT-BC254072  Castilleja miniata A. A. Heller; P. B. Kennedy 1907-7-5 8736 Plumas Red Clover valley Comment
  UC174718  Castilleja miniata A. A. Heller and P. B. Kennedy 1907-7-9 8788 Plumas Prattville Comment
  CAS-BOT-BC253998  Castilleja miniata E. K. Balls 1950-9-1 15667 Plumas east of Long Lake in meadow sloping to 2 smaller lakes (Helgamite Pond?) 2133 Comment
  CAS-BOT-BC254054  Castilleja miniata M. S. Taylor 1982-8-9 4943 Plumas Along creek in wet areas e side of 26N16Y, just n of Rattlesnake Hill, ca. 3 air mi sse of Canyon Dam. Flora of Plumas County 1859 Comment
  CAS-BOT-BC241041  Castilleja pilosa M. S. Taylor 1982-5-28 4558 Plumas Squaw Valley at jct of 26N70 and 28N10, ca. 16 mi s of Milford 1706 Comment
  CHSC43554  Castilleja pilosa Lowell Ahart 1975-7-9 862 Plumas About 1/2 mile south of Onion Valley. about 1 mile west of Pilot Peak. 1981 Comment
Read comments Dec 16 2014
  JEPS4345  Castilleja tenuis W. L. Jepson 1910-6-5 4074 Plumas Hot Springs Valley; Lassen Pk. 1706 Comment
  CAS-BOT-BC48613  Ceanothus cordulatus John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54273 Plumas Rocky summit ridge, Mt. Hough 2203 Comment
  CAS-BOT-BC48616  Ceanothus cordulatus M. B. Kildale 1926-9-11 2727 Plumas Juniper Lake 2054 Comment
  CHSC101775  Ceanothus cordulatus Lowell Ahart; John Dittes, Josephine Guardino 2009-6-14 15868 Plumas East of Forest Road 27N01Y, about 1.3 miles (air) west of Lake Almanor Dam. 1462 Comment
  POM282975  Ceanothus cordulatus Lyman Benson 1932-7-29 4007 Plumas Buck Lake, Sierra Nevada Mountains. Feather River Drainage Area. 2134 Comment
  RSA605316  Ceanothus cordulatus Louis C. Wheeler 1952-9-24 6958 Plumas Plumas 5: Vicinity of Crescent Mills. Comment
  SJSU771  Ceanothus cordulatus A. W. Jacobs 1942-6-27 Plumas Almanor Comment
  UC725900  Ceanothus cordulatus A. A. Heller 1938-6-4 15138 Plumas forest s. of Chester 1310 Comment
  UC338013  Ceanothus cuneatus var. cuneatus Lemmon 1883-5-27 Plumas Mohawk Valley Comment
  CAS-BOT-BC50772  Ceanothus integerrimus Lewis S. Rose 1967-7-10 67153 Plumas Butterfly Valley, 3 mi. w. of Keddie 1097 Comment
  OBI10466  Ceanothus integerrimus Lewis S. Rose 1967-7-10 67153 Plumas 3 mi W of Keddie 1097 Comment
  UCD112012  Ceanothus integerrimus var. macrothyrsus Lewis S. Rose 1966-7-27 66064 Plumas Butterfly Creek and Spanish Creek, 1 mi. s. of Keddie. 990 Comment
  RSA104151  Ceanothus integerrimus var. puberulus T. C. Porter 1876-1 s.n. Plumas [No location data on label] Comment
  CAS-BOT-BC63367  Ceanothus prostratus Alice Eastwood 1927-6-15 14594 Plumas On trail to Long Valley. United States Forest Reserve. Comment
  CAS-BOT-BC63373  Ceanothus prostratus David D. Keck 1932-7-3 1649 Plumas Quincy. On mountain slope to/south of town in spruce forest. 1219 Comment
  CDA13442  Ceanothus prostratus G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13289 Plumas Sierra Nevada; 5 mi. east of Sloat on USFS 23N11A. 1889 Comment
  CHSC59923  Ceanothus prostratus L. P. Janeway; Garrett Gibson 1992-7-22 4273 Plumas Plumas National Forest Milford Ranger District Recon Compartment. 0.25 mi east of the top of Horton Ridge, across the ridge from the southeast fork of Horton Canyon. 2057 Comment
  POM296602A  Ceanothus prostratus Lyman Benson 1949-6-21 13739 Plumas Meadow 1 mile W of Lake Almanor Inn. Feather River 1341 Comment
  UC1778615  Ceanothus prostratus G. Douglas Barbe, T. C. Fuller 1982-7-16 3775 Plumas Lava cap ridge 1.5 miles west of Wheeler Peak and 1 mile south of Beardsley Mine on forest road 3.8 mile south of Green Flat, Plumas National Forest. 1981 Comment
  UCD112670  Ceanothus prostratus P. Thompson 1996-4-26 44 Plumas Hwy 147. Two kilometers north of Hwy. 89 and Hwy. 147 junction. 1400 Comment
  CAS-BOT-BC52168  Ceanothus pumilus Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1967-5-7 1829 Plumas Trestle Glen 1112 Comment
  UCSC000470  Ceanothus velutinus A. Lewis 1934-7-12 511 Plumas 2.5 mile E. of Mt. Fillmore. Downieville 1768 Comment
  CAS-BOT-BC63191  Ceanothus velutinus var. velutinus L. P. Janeway 1989-6-15 3324 Plumas NE-facing slopes on flank of Crocker Mtn. above Red Clover Valley. 1722 Comment
  CHSC20809  Centaurea cyanus K. R. Stern 1975-7-24 5846 Plumas E shore of Lake Almanor. 1371 Comment
  SEINET13709633  Centaurea maculosa Lowell William Ahart, Lowell William Ahart 2001-1 8887 Plumas Hwy 89 W of Spillway at Lake Almanor (T27N, R8E, sec 28, NW 1/4) 4510 Ft. 1375 Comment
  CAS-BOT-BC277217  Centaurea solstitialis John Thomas Howell 1959-9-24 34906 Plumas Crescent Mills 1066 Comment
  CHSC20805  Ceratophyllum demersum K. R. Stern 1975-7-23 5842 Plumas On NW shore of Lake Almanor. 1371 Comment
  HSC18575  Cercocarpus ledifolius W. R. Rogers 1966-7-6 214 Plumas 1982 Comment
  CHSC35940  Chaenactis douglasii var. douglasii M. S. Taylor 1982-6-28 4763 Plumas Ramelli Ranch, between hwy 70 and Feather River, w of Calpine Rd (109), ca. 1 mi w of Beckwourth. 1487 Comment
  CHSC80801  Chaenactis douglasii var. douglasii Lowell Ahart 2001-7-17 8930 Plumas Outcrops, on the south side of a logging road, south of a small branch of Butt Creek, about 2 1/2 miles (air) north of Humboldt Summit. 1828 Comment
  CAS-BOT-BC276728  Chaenactis douglasii var. douglasii Clare B. Hardham 1975-8-2 20489 Plumas Black Mountain 2133 Comment
  JEPS52343  Chamaesyce serpyllifolia W. L. Jepson 1924-7-25 10643 Plumas Bucks Valley Comment
  UC1186543  Chamerion angustifolium subsp. circumvagum J. W. MacSwain 1959-8-12 59 -151 Plumas 2.3 mi w Quincy Comment
  UC1075642  Cheilanthes gracillima Robert J. Weatherby 1950-8-11 1514 Plumas just below abandoned lookout station Mt Elwell 2377 Comment
  CAS-BOT-BC70207  Cheilanthes gracillima Clarence R. Quick 1952-6-24 52 -81 Plumas 1.2 miles south of summit on road between Belden and Humbug Valley Comment
  CHSC102971  Chenopodium album Lowell Ahart; John Dittes 2009-9-7 16396 Plumas Below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam. 1591 Comment
  JEPS110525  Chenopodium album Lowell Ahart 2006-10-23 13471 Plumas On the west side of Slate Creek (there is a large gravel flat caused by the dam), where the road ends, about 50 yards north of the dam across Slate Creek, about 1/8 mile northeast of Scales Road, about 5 1/2 miles (air) northeast or Strawberry Valley 1281 Comment
  CAS-BOT-BC426316  Chenopodium incognitum John Thomas Howell 1955-7-19 30768 Plumas Sierra Nevada: Bechwourth 1493 Comment
  CDA18694  Chimaphila menziesii G. D. Barbe, T. C. Fuller 1982-6-15 3701 Plumas Sierra Nevada; 0.8 mi W of junction of road to Red Hill Lookout and road to Cherry Hill (USFS Rd 26N22F) 1493 Comment
  UC1120941  Chimaphila menziesii G. T. Nordstrom 1934-7-9 191 Plumas 1 mi. n.w. Mt. Ararat (Plot 94); Plumas Nat'l Forest, Bidwell Bar Quad. Comment
  CAS-BOT-BC452236  Chimaphila umbellata Walter Knight; Irja Knight; John Thomas Howell 1966-7-26 1603 Plumas Butterfly Botanical Area and Vicinity: Fern Glen 1097 Comment
  CAS-BOT-BC452242  Chimaphila umbellata H. L. Mason 1924-6-18 1054 Plumas Road between Graeagle and Gold Lake 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-BC452235  Chimaphila umbellata L. P. Janeway 1990-9-27 3852 Plumas Plumas National Forest, Beckwourth Ranger District, Cascade Compartment. About halfway between Cascade Cr. and Emigrant Cr, and about 1/3 mi. S of Little Grizzly Cr. 1859 Comment
  SEINET10449196  Chimaphila umbellata var. occidentalis Mary Susan Taylor 1981-7-17 Taylor 4031 Plumas T21N R12E se sec 7, Sierra City quad. Lakes Basin area, Bear Lakes trail, 0.5 mi S of jct of trail to Gold Lake Lodge, ca. 6 air mi S of Mohawk; dry, open forest and outcrops; 6500 ft elev. 1981 Comment
  UC1135235  Chrysolepis sempervirens E. Nourse 1935-9-5 33 Plumas Pilot Peak: 2.5 mi N and .75 mi W Pilot Peak 1920 Comment
  RSA0091947  Chrysolepis sempervirens Bonnie C. Templeton 1968-1 11307 Plumas [No location data on label. Possibly Trinity County.] Comment
  CAS-BOT-BC100827  Chrysothamnus viscidiflorus subsp. viscidiflorus L. P. Janeway 1993-8-10 4515 Plumas Northwestern corner of Sierra Valley; south of the Middle Fork Feather River and west of the Beckwourth-Calpine Road; 1487 Comment
  UCD19146  Chylismia claviformis subsp. integrior June McCaskill 19__? 465 Plumas Lake Almanor region. Comment
Read comments Mar 18 2014
  POM181929  Cicuta douglasii J. G. Lemmon 1883-1 s.n. Plumas [Unspecified] Comment
  CHSC113894  Cinna latifolia Lowell Ahart 2014-8-31 19808 Plumas Around rocks in an unnamed drainage, on the west side of Black Rock Cree, 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
  CHSC20992  Circaea alpina subsp. pacifica F. T. Griggs; A. Pass 1975-7-11 157 Plumas Buck's Lake. Comment
  UC176318  Cirsium andersonii A. A. Heller and P. B. Kennedy 1907-7-18 8881 Plumas grade between Beckwith and Red Clover Valley Comment
  JEPS125974  Cirsium cymosum var. canovirens D. W. Taylor 2001-6-20 17805 Plumas Plumas National Forest; ridge dividing Middle Creek from Indian Creek, ca 2.5 air miles SSW of Antelope Lake Dam. Comment
  UC176317  Cirsium cymosum var. cymosum A. A. Heller and P. B. Kennedy 1907-7-18 8880 Plumas grade between Beckwith Red Clover Valley Comment
  CAS-BOT-BC279952  Cirsium douglasii var. breweri John Thomas Howell 1960-7-24 35986 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  CAS-BOT-BC280431  Cirsium ochrocentrum T. C. Fuller 1959-10-2 3230 Plumas Loyalton-Vinton Rd., just N/Co. line 7.3 mi S/Vinton Comment
  CAS-BOT-BC286363  Cirsium scariosum H. E. Brown 1897-8-1 623 Plumas Near Lassen Buttes 1828 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
  UC194757  Cirsium scariosum A. A. Heller and P. B. Kennedy 1907-7-15 8855 Plumas near mouth Little Grizzly Creek (below Genesee) Comment
  CAS-BOT-BC286446  Cirsium scariosum Greg Sommers 1976-7-6 1278 Plumas 600 meters southeast of metal bridge on Dyson Lane. Sierra Valley Marsh 1524 Comment
  JEPS118594  Cirsium scariosum var. americanum B. Castro, L. P. Janeway 2001-7-22 1352 Plumas N. Sierra Nevada High. Between Frenchman Hill and the NW end of Red Mtn, on a low peak along ridge. On open forest floor up road (the western extension of USFS Rd 23N69). Haskins Valley 7.5' quad. Comment
  CDA1131  Cirsium undulatum J. R. Keck Jr., R. Swanson 1967-8-17 s.n. Plumas About 6 mi. s. of Vinton; 1 mi. n. of county line, 200 yds. w. of Hwy 49 to Loyalton. 0 Comment
  CAS-BOT-BC285832  Cirsium vulgare Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1472 Plumas Butterfly Botanical Area and Vicinity. In Butterfly Canyon 990 Comment
  CAS-BOT-BC228907  Cistanthe umbellata A. A. Heller 1915-7-7 12062 Plumas Near the summit of Soapstone ridge in the Sierra Nevada, 12 miles west of Bucks 1676 Comment
  CAS-BOT-BC228919  Cistanthe umbellata John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-26 54400 Plumas Grizzley [Grizzly] Summit, 6 miles southwest of Bucks Lake 1676 Comment
  RSA795990  Cistanthe umbellata var. umbellata J. R. Shevock 1985-5-19 11172 Plumas Plumas National Forest, along forest road 26N70 at Dixie Valley, and 1.2 miles south of junction with road 28N01. 1800 Comment
  SEINET10453153  Clarkia lassenensis Mary Susan Taylor 1982-6-2 Taylor 4607 Plumas T24N R10E ne/sw sec 25. Spring Garden quad. Ne side of Spring Garden Overpass, 7.5 mi se of Quincy. 4000 ft. 1219 Comment
  UC1071905  Clarkia mildrediae H. and M. Lewis, F. Vasek 1950-6-30 749 Plumas 5.2 mi s Yellow Creek Bridge (Hwy.24); Feather River Comment
  CAS-BOT-BC164913  Clarkia rhomboidea Clarence R. Quick 1963-7-24 63 -60 Plumas On shoulder of east-west ridge 1.5 miles east of Wheeler Peak Comment
  CHSC63149  Clarkia rhomboidea Lowell Ahart 1994-7-7 7454 Plumas Plumas County/Sierra County. On the north side of the Pacific Crest Trail, on Bunker Hill Ridge, about 3/4 mile (air) south of Pilot Peak. 2011 Comment
  CAS-BOT-BC164922  Clarkia rhomboidea R. W. Thorp 1963-7-2 63 -48 Plumas 4 miles west of Quincy Comment
  UC1730249  Clarkia rhomboidea L. P. Janeway 1993-6-30 4408 Plumas East Branch North Fork Feather River, along Hwy 70 2.9 mi SW of junction with Hwy 89 868 Comment
  SEINET10885380  Clarkia stellata A. Arthur Heller, Patrick B. Kennedy 1907-7-9 Heller 8778 Plumas Prattville Comment
  CAS-BOT-BC451744  Claytonia lanceolata Anna Head 1920-6-15 s.n. Plumas Lake Center Camp, Feather River Region 1920 Comment
  CHSC33629  Claytonia lanceolata M. S. Taylor; G. Rotta 1981-6-18 3936 Plumas Snow ponds, se side of Mt Ingalls, ca. 1/4 mi s of rd 25N39, near headwaters of Coldwater Creek, ca. 14 air mi n of Blairsden. 2225 Comment
  SEINET5336343  Claytonia lanceolata L. Miller 1929-5-12 2188 Plumas 15 mi W Portola, California Comment
  CAS-BOT-BC443640  Claytonia perfoliata subsp. perfoliata John Thomas Howell; Gordon H. True 1967-5-9 42219 Plumas Feather River Canyon near mouth of Chambers Creek 609 Comment
  JEPS28401  Claytonia rubra George W. Gillett 1957-7-17 792 Plumas stream from Little Willow Lake into Willow Lake; Lassen Volcanic National Park 1767 Comment
  SEINET10572733  Claytonia rubra Mary Susan Taylor, M. Foster 1981-6-3 Taylor 3847 Plumas T24N R12E nw sec 25, Grizzly Valley quad; W side of 24N10, ca. 1/4 mi S of Grizzly Creek crossing 24N10, ca. 8 mi NW of Portola; elevation ca. 5800 ft. 1768 Comment
  CHSC20745  Claytonia rubra subsp. rubra K. R. Stern 1975-7-24 5883 Plumas W shore of Lake Almanor. 1371 Comment
  CHSC56079  Claytonia rubra subsp. rubra L. P. Janeway 1987-4-19 2005 Plumas Almanor Peninsula. South-facing beach, sandy and gravelly band above high water line of Lake Almanor. 1371 Comment
  CDA14727  Collinsia parviflora G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-24 3253 Plumas 2.5 miles southeast of Mt Hough summit, 0.4 mile northwest of China Grade Road (to Taylorsville). 1798 Comment
  UC1778621  Collinsia parviflora G. Douglas Barbe, T. C. Fuller 1982-7-15 3748 Plumas Shale road cut, 5.2 miles NE of junction with road to Red Hill, Plumas National Forest. 1524 Comment
  UC725585  Collinsia parviflora A. A. Heller 1942-5-8 16457 Plumas 2 mi w of Paxton (along State Highway #24); State Highway #24 Comment
  JEPS108545  Collinsia rattanii L. P. Janeway 1994-5-24 4651 Plumas Northern High Sierra Nevada. Owl Creek, 1.5 mi west of Seneca 1371 Comment
  SEINET10548322  Collinsia torreyi Mary Susan Taylor 1982-6-17 Taylor 4690 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
  CHSC66764  Collomia grandiflora Vernon H. Oswald; Lowell Ahart 1996-8-14 8180 Plumas Northern High Sierra Nevada. Between Bucks Summit and Bucks Lake on the Oroville-Quincy Hwy., 0.6 mi E of White Horse Campground. In a meadow. 1615 Comment
  CHSC84436  Collomia grandiflora Lowell Ahart 2003-8-18 10519 Plumas On both sides of Beckwourth Calpine Road, about 3 miles south of Beckwourth, Sierra Valley. 1482 Comment
  CHSC93075  Collomia grandiflora L. P. Janeway 1994-7-8 4689 Plumas Northern High Sierra Nevada. Hartman Bar Ridge; slope north of Road 22N94 on south side of Franklin Hill. 1706 Comment
  RSA8081  Collomia grandiflora H. A. Barker 1927-7-16 815 Plumas Mohawk 1372 Comment
  UC1123643  Collomia grandiflora G. T. Nordstrom 1934-7-20 250 Plumas 0.6 mi nw Edmanton; Plumas National Forest, Bidwell Bar Quadrangle Comment
  OBI11586  Collomia grandiflora Lewis S. Rose 1966-7-27 66052 Plumas Quincy 1067 Comment
  UC1583995  Collomia heterophylla G. Schoolcraft 1990-5-9 2022 Plumas about 1 mi w Crescent Mills 1493 Comment
  SD7680  Collomia linearis R. M. Austin 1880-1 Plumas Big Meadows Comment
  JEPS26245  Collomia linearis Joseph Andorfer Ewan 1934-8-19 8242 Plumas Dent<?>us (Blairsden) Mohawk Valley 1615 Comment
  CHSC46646  Collomia tinctoria Lowell Ahart 1989-7-2 6347 Plumas On the north-west side of Pilot Peak, about 10 miles north-east of La Porte. 2194 Comment
  JEPS87772  Collomia tinctoria Lowell Ahart 1994-6-15 7327 Plumas abou 1 air mi w Little Grass Valley Reservoir (near the intersection of Lumpkin Ridge Road and the road to Tamarack Flat, on w side of logging road) 1767 Comment
  RSA59577  Collomia tinctoria Verne Grant 1950-7-12 8939 Plumas NE slope of Red Mt. Between Susanville and Taylorsville, Plumas National Forest. 2012 Comment
  CAS-BOT-BC157364  Comarum palustre John Thomas Howell 1961-9-23 36842 Plumas Indian Valley 1082 Comment
  CAS-BOT-BC216017  Convolvulus John Thomas Howell 1955-7-20 30864 Plumas Mohawk, Sierra Nevada 1371 Comment
  CAS-BOT-BC286168  Conyza canadensis Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1498 Plumas Butterfly Botanical Area and vicinity. At Fern Glen 1097 Comment
  UC608845  Corallorhiza maculata Beryl O. Schreiber 1938-7-10 2528 Plumas 1/4 mi s U.C. Forestry Camp (near Meadow Valley); Plumas National Forest, Bidwell Bar Quadrangle 1097 Comment
  RSA381969  Corallorhiza maculata Robert Gustafson 1984-5-15 2946 Plumas Butterfly Botanical area, ca. 7 miles northwest of Quincy, west of Highway 89 1037 Comment
  CAS-BOT-BC209722  Cornus John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-26 54363 Plumas 0.75 miles northeast of Bucks Summit on road to Quincy 1600 Comment
  CAS-BOT-BC209428  Cornus nuttallii Mary Strong Clemens 1920-6-22 s.n. Plumas Quincy Comment
  CAS-BOT-BC209437  Cornus nuttallii David D. Keck 1932-7-3 1650 Plumas Quincy, in the Northern Sierra Nevada 1220 Comment
  NY42172  Cornus nuttallii J. B. Walker 1994-8-3 873 Plumas On La Porte Rd, 15km S of junction with Hwy 70 1500 Comment
  SBBG50827  Cornus nuttallii J. D. Watjen 1969-5-4 39 Plumas Feather River Cyn, 9.2 mi SW of Confluence with Rock Crk 457 Comment
  RSA0091948  Cornus nuttallii Bonnie C. Templeton 1968-1 11286 Plumas [No location data on label. Possibly Trinity County.] Comment
  CAS-BOT-BC210318  Cornus sericea A. A. Heller; P. B. Kennedy 1907-7-13 8829 Plumas Taylorville [Taylorsville] Comment
  CAS-BOT-BC210324  Cornus sericea John Thomas Howell 1959-9-24 34937 Plumas Butterfly Creek near mouth Comment
  UC1122816  Cornus sericea subsp. sericea D. Axelrod 1934-6-12 44 Plumas 1 mi. n.e. La Porte; Plumas Nat'l Forest, Downieville Quad. Comment
  SBBG70195  Corydalis caseana R. M. Austin -Jul-1877 Plumas Mill Creek [American Valley?] Comment
  CAS-BOT-BC401869  Corydalis caseana subsp. caseana J. G. Lemmon No date on label s.n. Plumas Big Spring Comment
  CAS-BOT-BC169502  Corylus cornuta subsp. californica Henry A. Kloppenburg 1928-5-19 430 Plumas Belden. Plumas Forest 701 Comment
  JEPS115519  Crassula aquatica Lowell Ahart, John Dittes 2009-9-7 16388 Plumas On damp bare soil, below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam 1591 Comment
  UC1585914  Crassula aquatica Barbara Ertter 1988-10-21 8011 Plumas e. end of causeway ca. 1.5 mi. e. of Chester (on Hwy. 36, n. of rd., Lake Alamanor); Lake Alamanor 1341 Comment
  CAS-BOT-BC290327  Crepis John Thomas Howell 1962-6-17 37726 Plumas Portola 1463 Comment
  CAS-BOT-BC290441  Crepis acuminata Clarence R. Quick 1964-7-15 64 -82 Plumas At summit of Longville-Belden road between Humbug Valley and Feather River Canyon 1478 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
  SEINET7837061 Image available Crepis bakeri M. Foster 1988-6-5 159 Plumas N of Big Grizzly Creek and S of Walker Mine Rd., 1 mi W of Lake Davis, 12 mi N by NW of Portola 1768 Comment
  RSA7880  Crepis intermedia H. A. Barker 1927-7-1 755 Plumas Blairsden 1372 Comment
  UC346557  Crepis intermedia E. B. Babcock 1928-6-15 160 Plumas nr. hwy about 200 yd above Spring Garden P.O. Comment
  UC346558  Crepis intermedia E. B. Babcock 1928-6-15 159 Plumas along rd. about 3 mi below Sloat (a little below old mill) Comment
  CAS-BOT-BC291577  Crepis modocensis subsp. modocensis Gladys L. Smith 1976-6-7 4564 Plumas Balsamorhiza Flat 20 miles east of Quincy along Route 70, Sierra Nevada 1524 Comment
  RSA641873  Crepis modocensis subsp. subacaulis Michael A. Vincent 1999-6-7 8534 Plumas Plumas National Forest; Milford Ranger District; west of Frenchman Lake along FS Route 11. Comment
  CDA13933  Crepis monticola G. F. Hrusa 1997-6-26 13871 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
  CHSC82501  Crepis occidentalis Lowell Ahart 2002-6-26 9773 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
  UC346564  Crepis occidentalis E. B. Babcock 1928-6-14 154 Plumas Gray Eagle Resort; gully near bath house Comment
  CHSC97154  Crepis occidentalis subsp. conjuncta Lowell Ahart; John Dittes, Josephine Guardino 2007-6-8 13987 Plumas East side of an open rocky flat, 30 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis. 1965 Comment
  CDA14042  Crepis pleurocarpa G. F. Hrusa, T. D. Wilfred 1996-8-1 13414 Plumas Sierra Nevada; approx. 1/4 mi. S of intersection of USFS 24N42 & 24N66, approx. 1 mi. S of Brady's Camp, Plumas NF. Comment
  CHSC62091  Crepis pleurocarpa L. P. Janeway 1993-7-15 4446 Plumas Plumas National Forest. West of Bean Creek, on west side of Rd 25N17, 0.4 mi south of the saddle between Bean Creek (tributary of upper Spanish Creek) and Berry Creek (tributary of East Branch North Fork Feather River). 1536 Comment
  JEPS102747  Crepis pleurocarpa Lowell Ahart 2001-7-19 8937 Plumas Steep slope, on the east side 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
  UC581189  Crepis pleurocarpa G. L. Stebbins Jr. and J. A. Jenkins 1937-7-6 2209 Plumas 2 mi e Meadow Valley (on road to Quincy) 1150 Comment
  CAS-BOT-BC190065  Crypsis alopecuroides John Thomas Howell 1977-8-11 52716 Plumas Sierra Nevada. Dessicated bottom of Frenchmans Reservoir on east side near Big Cove. 1706 Comment
  CAS-BOT-BC190053  Crypsis schoenoides 1985-8-12 5162 Plumas Near the edge of Highway 70, about 1.7 miles west of Rich Gulch Road, about 2 miles east of Rich Bar. 822 Comment
  UCR244660  Cryptantha J. T. Howell, H. K. Wagnon 1980-5-28 53699 Plumas Sierra Nevada Mtns., Serpentine Canyon about 3 miles east of Rich Bar, East Branch North Fork Feather River 854 Comment
  CHSC100336  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
  CHSC87632  Cryptantha affinis Lowell Ahart; Josephine Guardino 2004-5-24 10942 Plumas About 300 yards south of a good dirt forest road, about 1/2 mile west of Squirrel Creek, about 1/10 mile north of the railroad, Greenhorn Creek, and Highway 70, about 7 miles (air) southeast of Quincy. 1204 Comment
  CHSC96849  Cryptantha affinis Lowell Ahart; John Dittes, Josephine Guardino 2007-6-8 14007 Plumas Around trees, 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
  POM287900  Cryptantha affinis Lyman Benson 1932-7-29 3997 Plumas Buck Lake, Sierra Nevada Mountains. Feather River Drainage Area. 2134 Comment
  RSA769817  Cryptantha affinis L. P. Janeway, B. Castro 2009-7-18 9862 Plumas Northern High Sierra Nevada. Near head of a major northwestern fork of Toland Creek, 1.7 air km northeast of Soapstone Hill and about 100 m southeast of Oroville-Quincy Hwy 1643 Comment
  CHSC56849  Cryptantha simulans L. P. Janeway 1991-8-3 4115 Plumas Plumas National Forest. Northeasterly drainage into Freeman Creek, below 'Five Points' and 2 mi west of Smith Peak. Meadow edge. 1981 Comment
  JEPS103429  Cryptantha simulans Lowell Ahart 2002-7-18 9861 Plumas Basalt ridge, ca 1/8 mile N of the intersection of Lumpkin Ridge Road and road to Tamarack Flat, ca 1 1/2 miles (air) NW of Little Grass Valley Reservoir dam, ca 4 1/2 miles (air) NW of La Porte. 1764 Comment
  JEPS102358  Cryptantha torreyana Lowell Ahart 2001-7-17 8934 Plumas about 2 air miles NE of Humboldt Summit (W side of a branch of Butt Creek, on N side of dirt road a little W of Ruffa Ranch, 1 air mile n of Eagle Rocks) 1706 Comment
  SEINET1869803  Cryptantha torreyana Barbara Ertter 1988-1 7846 Plumas Diamond Mts. Ca 12 airmiles SSW of Susanville, Snoring Springs 1/2 mi N of Diamond Mt-Greenville-Red Rock jct, meadow in mixed conifer forest 1981 Comment
  CHSC23570  Cryptantha watsonii K. Stern 1975-7-23 Plumas W side of Lake Almanor. Comment
  JEPS102435  Cryptogramma acrostichoides Lowell Ahart 2001-7-11 8894 Plumas Large outcrop SW of Homer Lake, west of the trail to Homer Lake, about 5 1/2 miles (air) north of Greenville. 2042 Comment
  RSA59149  Cryptogramma acrostichoides E. K. Balls 1950-9-1 15610 Plumas East of Long Lake in meadow sloping down to two smaller lakes. 2134 Comment
  CAS-BOT-BC224382  Cuscuta Anna Head 1921-7-27 s.n. Plumas Camp Elwell. Feather River region Comment
  CHSC63457  Cuscuta californica var. californica Lowell Ahart 1994-7-22 7506 Plumas Southside of the Pacific Crest Trail, north of Mount Etna. 1981 Comment
  CHSC65422  Cuscuta californica var. californica Vernon H. Oswald 1991-9-11 4864 Plumas Lassen Volcanic Park. Hot springs terrace on the south side of the meadow at Drakesbad; on the south side of Hot Springs Creek. 1731 Comment
  JEPS115098  Cuscuta californica var. papillosa Lowell Ahart, John Dittes 2009-7-14 16072 Plumas North of Forest Service Road 26N92, about 1.9 miles (air) southeast of Seneca, about 6 miles (air) south of Lake Almanor Reservoir Dam 1677 Comment
  SEINET10969189  Cuscuta ceanothi Mary Susan Taylor 1982-8-9 Taylor 4954 Plumas T26N R8E nw/ne sec 9. Almanor NE quad. Along 26N88, just e of its jct with Seneca Rd (306), ca. 7 mi sw of Canyon Dam. (Davis Creek drainage). Comment
  SEINET10496631  Cuscuta occidentalis Mary Susan Taylor, H. Swanson 1982-8-11 Taylor 4964 Plumas T21N R11E north half of sec 4. Sierra City NW and Mt Fillmore quads. Along Pacific Crest Trail, ca. 1 mi nw of A-Tree, ca. 5 mi sw of Johnsville. Montane Coniferous Forest; 7000 ft. 2133 Comment
  CHSC51258  Cuscuta subinclusa Lowell Ahart 1990-9-19 6597 Plumas Along the north side of Bird Creek, about 1/2 mile south of Cleghorn Bar Road, about 3 miles north-west of Pilot Peak. 1737 Comment
  CHSC66757  Cuscuta subinclusa Vernon H. Oswald; Lowell Ahart 1996-8-14 8173 Plumas Northern High Sierra Nevada. Near Bucks Summit on the Oroville-Quincy Hwy. between Meadow Valley and Bucks Lake, 3.6 mi SW of Silver Lake Rd., 1.8 mi NE of White Horse Campground. 1676 Comment
  UC124431  Cuscuta subinclusa Mrs. R. M. Austin Jul 1896 492 Plumas Lassens Peak Comment
  UC480666  Cynoglossum occidentale H. F. Copeland 1920-7-17 110 Plumas between Plumas and Tehama Co.'s Bull Mt. Comment
  SEINET13709640  Cyperus squarrosus Lowell William Ahart, Lowell William Ahart 2003-1 10428 Plumas 4.5 Air Mi. NW of La Porte, 1/4 Mi. W of Lumpkin Ridge Road (39 Deg 44'27.7"N, 121 Deg 01'58.5"W) 5610 Ft. 1710 Comment
  UC1563865  Cyperus squarrosus Barbara Ertter 1988-10-21 8007 Plumas e. end of causeway ca. 1.5 mi. e. Chester (on Hwy. 36, n. of rd., Lake Almanor); Lake Almanor 1341 Comment
  RSA508639  Cypripedium californicum Mrs. R. M. Austin 1880-7-21 s.n. Plumas Mount Dyer 1829 Comment
  SD7402  Cypripedium montanum Mrs. R. M. Austin 1880-1 Plumas No further locality information given on label on specimen sheet. Comment
  UC116922  Cypripedium montanum Mrs. R. M. Austin July, 1874 197 Plumas Butterfly Valley Comment
  JEPS113772  Cystopteris fragilis Lowell Ahart, John Dittes, Josephine Guardino 2007-6-8 14017 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
  JEPS118098  Cystopteris fragilis Lowell Ahart 2011-9-20 17691 Plumas On the south side of Onion Valley Creek, on the north side of Pilot Peak, about 9 miles (air) northeast of La Porte 2001 Comment
  CDA12112  Dactylis glomerata G. F. Hrusa, J. Dinsdale 1989-6-25 7194 Plumas Sierra Nevada; N side of Bucks Lake. Comment
  JEPS103582  Dactylis glomerata Lowell Ahart 2002-7-2 9831 Plumas On the N side of Forest Road 22N94, ca 50 yards W of Forest Road 22N94E, on Hartman Bar Ridge, ca 1 mile (air) SW of Franklin Hill, ca 4 1/2 miles (air) NW of Tamarack Flat, ca 9 miles (air) NW of La Porte. 1583 Comment
  UCSB46169  Dactylis glomerata Reisentz, Paul 1979-5-12 Plumas 1.0 mi W on North Fork Camp Road from Hwy 70; 2 mi N of Beldon Comment
  CAS-BOT-BC445531  Damasonium californicum Mary Strong Clemens 1920-6-12 s.n. Plumas Taylorville 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
  CAS-BOT-BC189666  Danthonia californica Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1653 Plumas Butterfly Botanical Area and Vicinity. In area adjacent to Sweetwater Meadow. 1127 Comment
  CHSC44558  Danthonia californica var. americana Lowell Ahart 1977-8-2 1532 Plumas In a meadow and east of the county road, about 2 miles south-west of Pilot Peak, about 15 miles north of La Porte. 1828 Comment
  UCD61020  Danthonia californica var. americana A. A. Beetle 1941-6-28 2772 Plumas West side of Lake Almanor. 1828 Comment
  SEINET10598270  Danthonia californica var. americana Alan A. Beetle 1941-6-28 Beetle 2772 Plumas W side of Lake Almanor, mountain meadow in open Pin Forest. Assoc. Crepis, Sanicula tuberosa, Phacelia. 1829 Comment
  UC641638  Danthonia unispicata G. L. Stebbins Jr. 1939-7-7 2913 Plumas 1.7 mi e Meadow Valley (on road to Quincy) Comment
  CAS-BOT-BC76208  Darlingtonia californica John Thomas Howell; Gordon H. True; Walter Knight; Irja Knight 1968-6-11 2389 Plumas Sierra Nevada. On east side of Butterfly Valley. Comment
  CDA25338  Darlingtonia californica G. D. Barbe 1977-8-16 2328 Plumas 0.6 mile west of road to Twain, 0.6 mile west of end of pavement; Butterfly Valley. 0 Comment
  JEPS25901  Darlingtonia californica W. L. Jepson 1939-7-30 19287 Plumas between Fales Hill and Chaparral Hill (very wet hillside bog at head of creek, ca. 4 air-line mi nw of the nw corner of Meadow Valley); Spanish Creek 1584 Comment
  SBBG33128  Darlingtonia californica K. K. Muller 1963-8-17 1245 Plumas rd to Butterfly Valley, off St Hwy 89, 7 mi N of Quincy Comment
  UC1337984  Darlingtonia californica Paul C. Hutchison with J. K. Wright and R. Bacigalupi 1963-6-1 2703 Plumas 1/4 mi s junction of US Forest Service Roads 25N15 and 25N12 (vicinity of Butterfly Valley) 1082 Comment
  RSA0021441  Darlingtonia californica Dorothy Davis 1923-08 s.n. Plumas Near Feather River 1829 Comment
  CAS-BOT-BC175855  Delphinium M. S. Taylor 1982-5-14 4444 Plumas Along Turner Springs Rd, just s of its jct with Hwy 114 (Clio-Portola Rd), ca. 2 air mi sw of Portola 1524 Comment
  CDA15893  Delphinium gracilentum G. F. Hrusa, B. Smith 1996-7-16 13232 a Plumas Plumas National Forest; Dry forest understory about headwaters of Bull Run Creek off USFS 23N12E. Forest dominated by Pinus jeffreyi, Abies concolor. Comment
  CHSC61606  Delphinium hesperium Arthur O. Barrett 1915-6-27 1 Plumas Plumas Forest. Indian Creek. 1645 Comment
  CAS-BOT-BC9824  Delphinium nudicaule Mrs. H. C. Cantelow 1939-5-30 4266 Plumas N. Spanish Creek, 4 mi. W of Quincy Comment
  CAS-BOT-BC116534  Delphinium nuttallianum J. T. Howell 1962-6-18 37737 Plumas Sierra Valley near Beckwourth 1487 Comment
  CHSC21195  Delphinium nuttallianum F. T. Griggs; A. Pass 1975-7-16 185 Plumas Buck's Lake. Comment
  CHSC21570  Delphinium nuttallianum D. E. Brink Jr.; L. M. Mayer 1975-7-23 Plumas Found in a meadow in the se portion of the section. Comment
  CHSC57445  Delphinium nuttallianum L. P. Janeway; Garrett Gibson 1991-6-13 4007 Plumas Plumas National Forest. Ca 1/4 mi west-northwest of Claireville Flat, ca 1/2 mi southeast of Hwy 70 and Willow Creek. Edge of meadow. 1484 Comment
  CAS-BOT-BC116110  Delphinium nuttallianum Alice Eastwood 1927-6-17 14631 Plumas United State Forest Reserve, Long Valley Comment
  CHSC118667  Delphinium nuttallianum Wendy L. Boes 2015-5-20 2015016 Plumas Plumas National Forest. Location southwest of Silver Creek, north of Forest Service 24N29X, west of 24N56, near Meadow Valley. UTM 663727 E, 4422262 N, NAD83 Zone 10N. 1160 Comment
  JEPS14952  Delphinium nuttallianum A. A. Heller 1940-5-22 15665 Plumas In a wayside ditch on State Highway #89, 3 miles South Prattville. Comment
  RSA641883  Delphinium nuttallianum Michael A. Vincent 1999-6-7 8524 Plumas Plumas National Forest; Milford Ranger District; west of Frenchman Lake along FS Route 11. Comment
  CAS-BOT-BC121743  Delphinium patens subsp. patens John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54264 Plumas About 1.4 mi. southeast of summit of Mt. Hough on road to Quincy 1950 Comment
  SEINET10448457  Dentaria tenella var. palmata Mary Susan Taylor 1982-6-1 Taylor 4580 Plumas T27N R8E sw sec 36. Almanor NE quad. Between spur rd & 27n92, nw of Gold- stripe Mine, ca. 4 air mi w of Green- ville. 5300 ft. 1615 Comment
  UCR227748  Deschampsia cespitosa R. F. Thorne, C. W. Tilforth, Larry E. DeBuhr 1972-9-20 42358 Plumas Northern Sierra Nevada Mtns., Plumas National Forest, pond north of Goose Lake 2058 Comment
  CAS-BOT-BC192435  Deschampsia cespitosa subsp. cespitosa A. A. Beetle 1941-6-28 2771 Plumas West side of Lake Almanor Comment
  CAS-BOT-BC192436  Deschampsia cespitosa subsp. cespitosa W. Harnach; N. Harnach 1991-6-21 564 Plumas Sierra Valley. Next to R/R bridge east of Co. Rd. A-23 1487 Comment
  CAS-BOT-BC192442  Deschampsia cespitosa subsp. cespitosa David D. Keck 1944-7-8 5432 Plumas 5 mi. N. of Quincy, on road to Keddie 1005 Comment
  RSA232863  Deschampsia danthonioides L. S. Rose 1968-6-10 68083 Plumas Quincy 1037 Comment
  CHSC60170  Deschampsia elongata L. P. Janeway 1992-7-1 4245 Plumas Plumas National Forest. North side of Middle Fork Feather River along drainage of Bonta Creek across a gravel bar of the river. 1310 Comment
  UCD63520  Deschampsia elongata John Thomas Howell 1960-7-19 35621 Plumas Drakesbad. 1676 Comment
  CHSC63124  Descurainia incana Lowell Ahart 1994-7-7 7451 Plumas Plumas/Sierra counties. On the north side of the Pacific Crest Trail, on Bunker Hill Ridge, about 3/4 mile (air) south-east of Pilot Peak. 2011 Comment
  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
  SEINET12091402  Dicentra formosa W. Knight, Knight, I. 1983-1 4898 Plumas On road between Chester and Drakesbad Comment
  SEINET5339623  Dicentra formosa M. J. Williams 1967-4-22 s.n. Plumas Bucks Creek Power Station. 1 mile west of Storrie. 518 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
  CHSC55723  Dicentra formosa subsp. formosa Steven Triano 1988-4-17 51 Plumas Along unnamed tributary to North Fork Feather River, ca 0.1 mi S of Rock Creek Dam and 40 ft W of Hwy 70 640 Comment
  CHSC21215  Dicentra uniflora F. T. Griggs; A. Pass 1975-7-17 217 Plumas Buck's Lake. Comment
  CHSC39352  Dicentra uniflora Lowell Ahart 1983-6-28 4169 Plumas Near the Feather Fork Mine. On the high banks of the South Fork of the Feather River and a little south-west of the Feather Fork mine, on the west side of the river, about 1 1/2 miles north-east of Little Grass Valley Reservoir, about 5 1/2 miles north of La Porte. Section 14. 1750 Comment
  CAS-BOT-BC402609  Dicentra uniflora Anna Head 1921-6-26 s.n. Plumas Near Gold Lake, Feather River Region Comment
  SEINET10839078  Dicentra uniflora Lowell Ahart, Peter Ahart 1983-6-28 Ahart 4169 Plumas On the high banks of the South Fork of the Feather River, a little sw of the Feather Frok Mine, ca. 1.5 mi ne of Little Grass Valley Reserv., ca. 5.5 mi n of La Porte. Red Fir Forest. 1750 Comment
  JEPS101202  Dichanthelium acuminatum subsp. fasciculatum Dean Wm. Taylor with Glenn Clifton 1990-8-10 11444 Plumas Lassen National Park, Sulphur Works, in thermal area on south side of Highway near main hot springs 2118 Comment
  UCR102419  Dichanthelium acuminatum subsp. fasciculatum L. C. Wheeler 1959-7-16 7575 Plumas Northern Sierra Nevada Mtns, Butterfly Valley Comment
  POM253055  Dichelostemma multiflorum A. A. Heller 1938-6-14 15159 Plumas Near Gray s Flat along the Feather River Highway. 869 Comment
  CAS-BOT-BC502665  Dichelostemma multiflorum John Thomas Howell 1973-7-10 49748 Plumas Near Greenville 1097 Comment
  CAS-BOT-BC502666  Dichelostemma multiflorum Clarence R. Quick 1934-7-4 1336 Plumas Headwaters of Clear Creek, Plumas National Forest Comment
  CAS-BOT-BC293001  Dieteria canescens M. S. Taylor 1982-8-17 5015 Plumas Mt Ingalls summit, ca. 9 air mi ne of Sloat 2551 Comment
  SJSU13892  Dieteria canescens var. canescens N. A. Hopkins 1985-8-30 1329 Plumas Marble Hot Springs Road near Marble Hot Springs, Sierra Valley Comment
  UC569697  Dieteria canescens var. canescens C. W. Hanks 1934-8-30 61 Plumas 0.75 mi s Bald Peak; Sierraville Quad. 1676 Comment
  UC774939  Dieteria canescens var. shastensis Carl B. Wolf 1937-9-5 9291 Plumas Lake Almanor to Westwood (at Lassen Co. Line, Prop. No. 3053); Northern Sierra Nevada, Lake Almanor to Westwood at Lassen C 1463 Comment
  CAS-BOT-BC153637  Diplacus jepsonii George W. Gillett 1957-7-23 893 Plumas Mt. Harkness 2346 Comment
  CHSC53220  Diplacus mephiticus L. P. Janeway 1989-6-9 3277 Plumas Forest along southwest side of Red Clover Valley. Plumas National Forest. 1691 Comment
  SEINET8205905  Diplacus mephiticus L. P. Janeway 1995-6-25 4817 Plumas Almanor quad; 0.3-0.5 mi east of the road from Prattville to Butt Reservoir, about 2 mi southwest of Prattville and Lake Almanor. 1439 Comment
  CHSC35130  Diplacus pygmaeus M. S. Taylor 1981-6-19 3933 Plumas SW side of Lake Almanor, in small dry meadow between campground and rd to Almanor, ca. 1 mi nw of Prattville, ca. 3/4 mi e of Hwy 89. Comment
  CAS-BOT-BC153949  Diplacus pygmaeus John Thomas Howell; H. Keith Wagnon 1980-5-27 53606 Plumas 1 mile west of Almanor 1386 Comment
  CAS-BOT-BC153950  Diplacus pygmaeus Wayne Dakan 1978-6-21 s.n. Plumas Ca. 1/2 mile west of Almanor (probably near Hwy. 89) 1389 Comment
  CAS-BOT-BC151695  Diplacus torreyi Thomas H. Kearney 1944-8-14 135 Plumas Near Prattville, Lake Almanor Comment
  CAS-BOT-BC151696  Diplacus torreyi A. A. Heller; B. B. Kennedy 1907-7-11 8819 Plumas Prattville Comment
  CHSC20824  Diplacus torreyi K. R. Stern 1975-7-23 5836 Plumas W shore of Lake Almanor. 1371 Comment
  CHSC77063  Diplacus torreyi L. P. Janeway 1996-8-20 5072 Plumas Granite Basin; upper drainage of Little North Fork Middle Fork Feather River; along Road 23N35X 0.4 mi north of Road 23N18. 1493 Comment
  CHSC89535  Diplacus torreyi S. E. Schoenig 1998-7-5 98 -73 Plumas On N side of Hwy 36, 1.0 mi W of junction with Hwy 89. 7 mi W of Chester. 1493 Comment
  CAS-BOT-BC151254  Diplacus torreyi Ella Dales Cantelow 1938-7-3 2319 Plumas E. of Drakesbad, S. side of creek. Comment
  CHSC2257  Disporum hookeri R. Morford 1931-5-16 Plumas Humbug Valley. 1310 Comment
  SD7178  Disporum trachyandrum Mrs. R. M. Austin 1879-1 Plumas Big Meadows. Comment
  RSA101433  Dodecatheon alpinum R. Weatherby 1955-6-26 1561 Plumas Near Lakes Ranger Station, Lakes Basin. 1982 Comment
  CHSC55396  Dodecatheon hendersonii Ben Cunningham 1991-4-20 Plumas Ca. 90 ft w of Pecks Valley road and 2 mi ne of Greenville. 1066 Comment
  RSA134076  Dodecatheon hendersonii H. J. Thompson 1952-5-18 1535 Plumas In dry meadow under PInus ponderosa, 1.5 mi. N of Greenville, near Wolf Creek, SE of Lake Almanor, 1006 Comment
  SEINET10940265  Dodecatheon hendersonii subsp. hendersonii Mary Susan Taylor 1982-5-6 Taylor 4406 Plumas T24N R9E nw sec 24. Bucks Lake NE quad. On serpentine, e side of 24N29, ca. 1 mi e of Meadow Valley just n of Meadow Valley Creek. 3750 ft. 1143 Comment
  UC1408975  Downingia bacigalupii R. F. Thorne and C. W. Tilforth 1969-9-6 39246 Plumas 1 mi sw Beckwourth (along Feather River); Feather River 1356 Comment
  SD46726  Downingia bacigalupii Robert J. Weatherby 1950-7-28 1488 Plumas North of Taylorsville in India Creek Canyon. 1064 Comment
  UC711959  Downingia bacigalupii Roxana S. Ferris and Laura Lorraine 1941-8-9 10437 Plumas about 2.5 mi from Lake Almanor Public Camp (State Highway 89, on road to Chester) Comment
  SEINET10497033  Draperia systyla Mary Susan Taylor 1982-5-23 Taylor 4512 Plumas T23N R5E ne/nw sec 7. Pulga SW quad. On granite soils, both sides of Hwy 70 e side of Arch Rock Tunnel, ca. 0.5 mi sw of Butte-Plumas Co line. 1600 ft. 488 Comment
  UC1191516  Drosera rotundifolia Malcolm A. Nobs and S. Galen Smith 1949-8-19 1446 Plumas Butterfly Valley Comment
  RSA0011662  Drosera rotundifolia R. Weatherby 1950-7-21 1482 Plumas Butterfly Lake, Quincy district. 1220 Comment
  CAS-BOT-BC159310  Drymocallis lactea var. lactea Alice Eastwood 1927-6-17 14639 Plumas Road from Long Valley to Greenville, United States Forest Reserve Comment
  CAS-BOT-BC113791  Dulichium arundinaceum Robert F. Thorne; L. DeBuhr; C. W. Tilforth 1972-9-20 42313 Plumas Snake Lake ca. 4 mi NW of Quincy in yellow pine forest. 1219 Comment
  CHSC88819  Dulichium arundinaceum L. Hanson 2001-9-12 466 Plumas Plumas National Forest. Fowler Lake. 1676 Comment
  CHSC113585  Elatine Lowell Ahart 2014-8-24 19740 Plumas South side of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. 1533 Comment
  JEPS102862  Elatine Lowell Ahart 2001-10-8 9325 A Plumas In shallow water of a small stream, east of Lost Cove, below the high water line of Antelope Lake, NE of Antelope Lake, about 24 miles (air) NE of Quincy. 1522 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
  JEPS102605  Elatine rubella Lowell Ahart 2001-10-8 9311 Plumas On the sides of Boulder Creek, below the high water line of Antelope Lake, about 24 miles (air) NE of Quincy.. 1522 Comment
  CAS-BOT-BC113710  Eleocharis acicularis John Thomas Howell; Walter Knight; Irja Knight 1967-6-12 2000 Plumas Near spring, Butterfly Botanical Area. 1127 Comment
  JEPS103495  Eleocharis acicularis Lowell Ahart 2002-6-26 9756 Plumas In a meadow, on the SW side of a gravel road, ca 2 miles (air) NW of Little Grass Valley Reservoir dam, ca 5 miles (air) NW of La Porte. 1741 Comment
  CHSC97085  Eleocharis acicularis var. acicularis Lowell Ahart; Josephine Guardino 2007-7-20 14325 Plumas Strand of Lake Davis, about 100 yards west of Long Point, northeast side of Lake Davis. 1763 Comment
  JEPS115929  Eleocharis acicularis var. bella Lowell Ahart, John Dittes 2009-7-27 16189 Plumas On dry bare soil, about 20 yards north of the poor dirt road, on the bottom of a small pond, headwaters of Grizzly Gulch, 2.1 miles (air) northeast of Butt Valley Reservoir Dam 1479 Comment
  CAS-BOT-BC113509  Eleocharis bella John Thomas Howell 1960-7-19 35706 Plumas Wet meadow, Drakesbad. 1828 Comment
  CAS-BOT-BC113541  Eleocharis bella E. K. Balls 1950-8-31 15548 Plumas Spanish creek off Hwy 24, just N of Quincy. 1066 Comment
  CHSC97545  Eleocharis bella Lowell Ahart; John Dittes 2007-6-17 14120 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
  CHSC84223  Eleocharis engelmannii Lowell Ahart 2003-7-18 10427 Plumas In a meadow, on the north side of the road, about 1/4 mile west of Lumpkin Ridge Road, about 1 1/2 miles southeast of Tamarack Flat, about 1 1/2 miles (air) northwest of Little Grass Valley Reservoir dam, about 4 1/2 miles (air) northwest of La Porte. 1709 Comment
  UCD49722  Eleocharis engelmannii G. F. Hrusa 1992-10-8 10494 Plumas Mud flats at northeast corner of Snake Lake. Immediate end of vehicle access road. 1219 Comment
  CAS-BOT-BC113396  Eleocharis engelmannii var. detonsa John Thomas Howell 1976-7-15 51853 Plumas Snake Lake, ca/ 4 mi NW of Quincy. 1219 Comment
  CAS-BOT-BC113387  Eleocharis engelmannii var. detonsa Lewis Samuel Rose 1966-7-27 66069 Plumas Butterfly Valley, 3 mi W of Keddie, boggy meadows. 1066 Comment
  CHSC20771  Eleocharis macrostachya K. R. Stern 1975-7-23 5864 Plumas NW shore of Lake Almanor. 1371 Comment
  CHSC97089  Eleocharis macrostachya Lowell Ahart; Josephine Guardino 2007-7-21 14385 Plumas Bottom of a small stream, about 80 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
  RSA184932  Eleocharis obtusa var. engelmannii L. S. Rose 1966-7-27 66069 Plumas Butterfly Valley, 3 miles W of Keddie 1067 Comment
  CAS-BOT-BC113148  Eleocharis palustris George Wilson Gillett 1957-7-18 827 Plumas Meadow at N end of Willow Lake, along inlet from Little Willow Lake. 1661 Comment
  CHSC80885  Eleocharis quinqueflora Lowell Ahart; Vernon H. Oswald 2001-7-11 8889 Plumas Meadow, on the east side of the dirt road, about 1/4 mile northwest of Hauns Meadow and Hauns Creek, about 3 miles (air) east of Lake Almanor, about 5 miles (air) northwest of Greenville. 1447 Comment
  RSA101478  Eleocharis quinqueflora R. Weatherby 1955-6-26 1545 Plumas Mud Lake, Lakes Basin Area. 2104 Comment
  CAS-BOT-BC112041  Eleocharis torticulmis L. P. Janeway; B. Castro 2000-7-3 6876 Plumas Head of small drainage to East Branch North Fork Feather River from the southeast, 1189 Comment
  CDA33897  Elodea nuttallii Ed Finley 2010-8-25 Plumas Prattville; Butt Valley Reservoir, Ray Adams Boat Ramp, Prattville Butt Reservoir Rd. 0 Comment
  CAS-BOT-BC227605  Elymus elymoides John Thomas Howell 1926-7-24 2105 Plumas Near Prattville 1463 Comment
  CAS-BOT-BC227606  Elymus elymoides John Thomas Howell 1977-6-20 52413 Plumas On the peninsula of Lake Almanor 1371 Comment
  CAS-BOT-BC227730  Elymus elymoides John Thomas Howell; Gordon H. True; Wayne Dakan 1974-7-30 50636 Plumas Headwaters of Indian Creek southeast of Diamond Mt. 2164 Comment
  CHSC87983  Elymus elymoides subsp. californicus Lowell Ahart; John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11162 Plumas Around a small meadow, on the north side of a forest road, about 1/4 mile north of Taylor rock, about 1 mile (air) southwest of Grizzly Peak, about 5 miles (air) south of Taylorsville, about 8 miles (air) northeast of Quincy. 2139 Comment
  UC1024696  Elymus glaucus Leo Whitney 1934-8-19 2149 Plumas Grizzly Ridge Plumas National Forest 2133 Comment
  OBI22562  Elymus hispidus Lewis S. Rose 1968-6-10 68088 Plumas Quincy 1036 Comment
  JEPS113932  Elymus ponticus W. and N. Harnach 2000-8-23 994 Plumas Sierra Valley on Dyson Lane 0.25 miles east of the intersection with Co. Road A-24 (~6 miles north of Loyalton, CA) Comment
  SJSU7490  Elymus trachycaulus subsp. trachycaulus Lewis S. Rose 1968-6-10 68095 Plumas Quincy Meadow 1036 Comment
  UCD62626  Elymus trachycaulus subsp. trachycaulus A. A. Beetle 1941-6-28 2791 Plumas West side of Lake Almanor. 1828 Comment
  CAS-BOT-BC204403  Elymus trachycaulus subsp. trachycaulus John Thomas Howell 1960-7-18 35547 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  CHSC97220  Elytrigia elongata Lowell Ahart; Josephine Guardino 2007-7-20 14312 Plumas South of a small drainage, northeast edge of a large meadow, south of Lightning Tree Campground, west of the paved road, east side of Lake Davis. 1789 Comment
  UCD96754  Enemion stipitatum W. I. Follett; Evelyn B. Follett 1952-5-30 s.n. Plumas Rich Gulch. 1173 Comment
  CAS-BOT-BC81882  Ephedra viridis W. Harnach; N. Harnach 1989-6-29 204 Plumas Sierra Valley, Beckwith Pass on the north side of Hwy. 70 1539 Comment
  NY70798  Ephedra viridis M. E. P. Ames s.n. Plumas Comment
  CAS-BOT-BC165922  Epilobium Clare B. Hardham 1978-8-11 21775 Plumas About 5 miles southeast of Thompson Peak Comment
  CHSC28704  Epilobium brachycarpum R. A. Schlising; C. A. Lawler 1979-8-22 3475 Plumas 7.9 mi W of Portola on Hwy 89, at jct with Delleker Road. At roadside and in ditches. Comment
  CHSC53689  Epilobium brachycarpum L. P. Janeway 1989-7-19 3496 Plumas Plumas National Forest. Edge of forest along SW side of Red Clover Valley; 0.2 mi SW of Beckwourth-Genesee Rd (rd 111) 11.7 mi from Beckwourth. 1676 Comment
  CHSC84325  Epilobium brachycarpum Lowell Ahart; John Dittes 2003-8-8 10481 Plumas On the west side of Beckwouth Calpine Road, about 50 yards north of the Western Pacific Railroad, about 1/2 mile (air) southwest of Beckwourth, Sierra Valley. 1478 Comment
  RSA726356  Epilobium brachycarpum L. Ahart, John Dittes 2007-6-16 14144 Plumas West of a small stream, about 200 yards south of County Road 111(Beckwourth Gensee Road), 20 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1648 Comment
  SEINET10874037  Epilobium brevistylum Lowell Ahart, Peter Ahart 1985-9-26 Ahart 5183 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
  JEPS115785  Epilobium campestre Lowell Ahart, John Dittes, Josephine Guardino 2009-6-14 15875 Plumas About 1600 feet southwest of Lake Almanor Dam, in depressions made from mining 1386 Comment
  CAS-BOT-BC171703  Epilobium canum subsp. latifolium Lowell Ahart 1986-9-10 5392 Plumas Along the South Fork of the Feather River, about 3/4 mile east of the Feather Fork Mine, about 9 miles north-east of La Porte 1706 Comment
  CHSC20749  Epilobium ciliatum subsp. ciliatum K. R. Stern 1975-7-24 5893 Plumas E shore of Lake Almanor. 1371 Comment
  JEPS39279  Epilobium ciliatum subsp. ciliatum W. L. Jepson 1924-7-25 10638 Plumas Meadow Valley 1158 Comment
  JEPS102567  Epilobium ciliatum subsp. glandulosum Lowell Ahart 2001-10-16 9371 Plumas On the SW side of Round Valley Reservoir, about 2 1/2 miles SW of Greenville. 1363 Comment
  JEPS95290  Epilobium ciliatum subsp. glandulosum Lowell Ahart 1994-7-28 7535 Plumas SW of Bucks Lake (NE of Frenchman Hill) 1706 Comment
  RSA755447  Epilobium ciliatum subsp. glandulosum L. Ahart, John Dittes, Josephine Guardino 2009-7-22 16148 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
  RSA795635  Epilobium ciliatum subsp. glandulosum L. Ahart 2011-9-17 17661 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
  CHSC63646  Epilobium densiflorum B. Castro; R. Zebell 1989-7-20 328 Plumas Off the S end of Walker Plains, on S side of the Oro-Quincy Hwy. 1539 Comment
  CHSC75925  Epilobium densiflorum G. F. Hrusa 1996-8-2 13439 Plumas Sierra Nevada. At SW base of ridge between Argentine and Taylor Rocks, 1 mi. NW of Argentine Rock. Above Squirrel Creek. [Original lat./long. on label is '39 58 N; 120 47 W']. 1840 Comment
  CHSC21653  Epilobium glaberrimum subsp. glaberrimum D. Brink; L. Mayer 1975-7-12 Plumas Buck's Lake. Comment
  CHSC63464  Epilobium obcordatum Lowell Ahart 1994-7-22 7490 Plumas South of the Pacific Crest Trail, west of the large twin rocks on the north-east side of Mount Etna. 1981 Comment
  CAS-BOT-BC58025  Equisetum John Thomas Howell 1967-6-22 42648 Plumas Sierra Nevada, Rock Creek Power House, Canyon of the Feather River North Fork. 548 Comment
  CAS-BOT-BC57004  Equisetum arvense John Thomas Howell 1959-9-21 34765 Plumas Bars of N. Fork of Feather River near Belden 701 Comment
  RSA604698  Equisetum arvense L. C. Wheeler 1952-9-24 6961 Plumas Indian Creek: A few miles downstream from Crescent Mills.. . Comment
  SEINET6032073  Equisetum arvense E. K. Balls 1950-8-31 15532 Plumas Highway 24, 1 mile north of Spanish Creek just north of Quincy. 1097 Comment
  UC60148  Equisetum arvense James G. Daly 1937-5-27 Plumas Grubstake Flats Meadow Valley Comment
  SEINET10867045  Equisetum hyemale subsp. affine Mary Susan Taylor 1981-7-21 Taylor 4089 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
  JEPS113779  Equisetum laevigatum Lowell Ahart, John Dittes 2007-6-16 14148 Plumas On the bottom of a small stream, about 200 yards south of County Road 111 (Beckwourth Genesee Road), 20 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis 1647 Comment
  JEPS116123  Equisetum laevigatum Lowell Ahart, John Dittes 2009-7-27 16182 Plumas On dry soil, about 20 yards north of the poor dirt road, on the north side of a small pond, headwaters of Grizzly Gulch, 2.1 miles (air) northeast of Butt Valley Reservoir Dam 1479 Comment
  CAS-BOT-BC57513  Equisetum telmateia John Thomas Howell; Gordon H. True 1969-4-8 45485 Plumas Feather River Canyon at Storrie 548 Comment
  CAS-BOT-BC204597  Eragrostis mexicana subsp. virescens John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1967-7-10 2190 Plumas Butterfly Botanical Area and Vicinity. Mouth of Butterfly Creek 883 Comment
  SEINET3164607  Eremocarpus setiger E. K. Balls 1950-9-14 15812 Plumas 6 miles northwest of Chester, North Fork Feather River 1402 Comment
  JEPS26128  Eremogone aculeata C. G. Albertus 1935-8-13 266 Plumas Mount Ingalis, Downieville Quadrangle 2553 Comment
  OBI19554  Eremogone congesta var. congesta Lewis S. Rose 1967-7-12 67172 Plumas 1 mi S of Keddie; Butterfly Crk and Spanish Crk 884 Comment
  CHSC95095  Eremogone congesta var. subcongesta L. P. Janeway; B. Castro 2006-6-3 8660 Plumas Northern High Sierra Nevada. West side of junction between upper and lower parts of Thompson Valley 1.9 km north of the mouth of McReynolds Creek at Red Clover Creek. Open south-facing slope between yellow pine forest and meadow. 1673 Comment
  CAS-BOT-BC286653  Ericameria bloomeri Milo S. Baker 1926-9-2 336 b-'26 Plumas Lee's Camp Comment
  CAS-BOT-BC286665  Ericameria bloomeri John Thomas Howell 1926-7-29 2150 Plumas On Chester-Westwood road 1/2 miles west of Lassen Co. line Comment
  CAS-BOT-BC286666  Ericameria bloomeri E. K. Balls 1950-9-2 15652 Plumas Mt. Ingalls Lookout, north of Grizzly Valley 2484 Comment
  RSA201321  Ericameria bloomeri J. T. Howell 1960-8-20 36282 Plumas Kelly Camp, near Drakesbad. 1616 Comment
  RSA59451  Ericameria bloomeri E. K. Balls 1950-9-2 15652 Plumas Mt. Ingalls Lookout, north of Grizzly Valley. 2485 Comment
  CAS-BOT-BC294284  Ericameria nauseosa var. speciosa E. K. Balls 1950-9-2 15662 Plumas Mt. Ingalls, s. slope below turn off to Nye Meadow, n. of Grizzly Valley 2133 Comment
  JEPS118403  Ericameria nauseosa var. speciosa Lowell Ahart 2011-9-17 17676 -A Plumas On the west side of Lumpkin Ridge Road, about 2 miles (air) west of Little Grass Valley Reservoir Dam 1687 Comment
  JEPS29498  Ericameria nauseosa var. speciosa John Thomas Howell 1960-8-20 36283 Plumas near Drakesbad (Kelly Camp, near Lassen Volcanic National Park); Lassen Volcanic National Park 1615 Comment
  JEPS96047  Ericameria parryi var. latior Vernon H. Oswald and Lowell Ahart 1996-7-15 8284 Plumas Forest road 29N11 Last Chance Campground (on e side of marsh, n end of lake); High Cascade Range, Lake Almanor, Last Chance Marsh 1371 Comment
  CAS-BOT-BC293028  Ericameria parryi var. nevadensis John Thomas Howell 1961-9-23 36878 Plumas Cooks Creek road near Englemine [Engel Mine] 1082 Comment
  SEINET8079305 Image available Ericameria parryi var. nevadensis J. T. Howell 1961-9-23 s.n. Plumas Cooks Creek road near Englemine 1082 Comment
  CAS-BOT-BC293517  Erigeron annuus David D. Keck 1932-7-3 1691 Plumas Quincy, in the Northern Sierra Nevada 1065 Comment
  CHSC91771  Erigeron bloomeri var. bloomeri G. F. Hrusa; S. Gamairi, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16318 Plumas Northern Sierra Nevada. Willow Creek Rd., 1.6 mi. NW of Hwy 70 and 2.6 mi. W on 70 from town of Portola. 1554 Comment
  CAS-BOT-BC297149  Erigeron concinnus var. concinnus Alice Eastwood 1927-6-27 14874 Plumas Near Chilcoot Comment
  CAS-BOT-BC295999  Erigeron divergens John Thomas Howell 1959-9-24 34957 Plumas Near Cromberg, Sierra Nevada 1249 Comment
  CAS-BOT-BC296001  Erigeron divergens John Thomas Howell; Walter Knight; Irja Knight 1966-7-28 1471 Plumas In Butterfly Canyon along roadside, Butterfly Botanical Area and vicinity 990 Comment
  JEPS49078  Erigeron divergens Lewis S. Rose 1966-7-28 66071 Plumas Quincy 1066 Comment
  CAS-BOT-BC296014  Erigeron divergens W. Harnach; N. Harnach 1990-6-19 398 Plumas Genessee Road, Sierra Valley 1584 Comment
  UCD131864  Erigeron divergens June McCaskill 1954-5-31 324 Plumas ca. 100 yards west of roadside, State Highway 89, ca. 2.6 miles north of Greenville. Comment
  JEPS125976  Erigeron eatonii var. plantagineus D. W. Taylor 2001-6-20 17803 Plumas Plumas National Forest; ridge dividing Middle Creek from Indian Creek, ca 2.5 air miles SSW of Antelope Lake Dam. Comment
  CAS-BOT-BC300407  Erigeron eatonii var. plantagineus L. P. Janeway 1992-5-22 4199 Plumas Plumas National Forest, Beckwourth Ranger District. South side of Middle Fork Feather River, just south of railroad tracks; ca 2.7 mi east of Portola 1485 Comment
  OBI50214  Erigeron eatonii var. plantagineus Barbara Ertter, Gary Schoolcraft 1989-7-3 8676 Plumas W side of ridge between Diamond Mt and Red rocks, ca 8 airmiles S of Susanville; stem slope near snowbank above meadow, T28N R11E sec 11 NE1/4 2225 Comment
  SEINET8667231 Image available Erigeron eatonii var. plantagineus A. A. Heller, P. B. Kennedy 1907-7-3 8704 Plumas Hills above Red Clover valley Comment
  SEINET8667240 Image available Erigeron eatonii var. sonnei W. Harnach, N. Harnach 1990-6-27 415 Plumas Sierra Valley. 0.5 miles S of Beckwourth, Ramelli Ranch (USFS), so of R/R 1500 Comment
  CAS-BOT-BC300419  Erigeron eatonii var. sonnei John Thomas Howell 1977-6-21 52393 Plumas Near Almanor P. O., Lake Almanor 1371 Comment
  CAS-BOT-BC300420  Erigeron eatonii var. sonnei John Thomas Howell; H. Keith Wagnon 1980-5-27 53620 Plumas 1 mile west of Almanor 1386 Comment
  CHSC118723  Erigeron eatonii var. sonnei Amy Rachkowski; Wendy L. Boes 2015-6-25 2015003 Plumas Plumas National Forest. Located near Moonlight Valley, west of Forest Service road 28N80, north of 27N77. UTM 686937 E, 4455599 N, NAD83 Zone 10N. 1680 Comment
  CAS-BOT-BC295225  Erigeron inornatus John Thomas Howell 1975-7-22 51375 Plumas 2 miles northwest of Spring Garden 1173 Comment
  CAS-BOT-BC295226  Erigeron inornatus John Thomas Howell 1926-7-24 2106 Plumas Near Prattville 1310 Comment
  CDA14015  Erigeron inornatus var. calidipetris G. F. Hrusa, B. Smith, T. D. Wilfred 1996-8-11 13502 Plumas Sierra Nevada; S side of USFS 23N12, approx. 1 mile W of Bull Run Creek crossing. Comment
  CDA15404  Erigeron inornatus var. inornatus G. F. Hrusa 1996-8-23 13527 Plumas Sierra Nevada; alongside USFS 23N51, W side of Bull Run Creek approx. 1/4 mi. above road crossing. 1.5 mi. E of Lava Peak, & 2.5 mi. NE of Cromwell townsite. Comment
  CHSC52512  Erigeron inornatus var. inornatus L. P. Janeway 1990-7-6 3781 Plumas Plumas National Forest. Hwy 70 in the canyon of North Fork Feather River at Chambers Creek. 624 Comment
  SJSU6634  Erigeron inornatus var. inornatus J. W. Tilden 1958-6-29 1299 Plumas southwest shore of Lake Almanor 1828 Comment
  UC1609241  Erigeron inornatus var. inornatus Lowell Ahart 1993-9-24 7266 Plumas e side of Cleghorn Bar Road near Monitor Flat (about 3 mi nw of Pilot Peak) 1828 Comment
  RSA121437  Erigeron lassenianus E. Sawyer 1935-6-3 66 Plumas 2.25 miles SSE of Beckwith, Plumas National Forest 1585 Comment
Read comments Aug 21 2012
  CHSC61915  Erigeron lassenianus var. deficiens Lowell Ahart 1993-9-24 7267 Plumas Monitor Flat, on the west side of Cleghorn Bar Road, about 3 miles north-west of Pilot Peak. 1828 Comment
  CAS-BOT-BC295485  Erigeron lassenianus var. lassenianus John Thomas Howell; Gordon H. True; Walter Knight; Irja Knight 1969-6-24 2454 Plumas Butterfly Botanical Area and vicinity. Butterfly Creek Canyon 990 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
  RSA516610  Erigeron peregrinus R. C. Bacigalupi, Aldo Bacigalupi 1952-8-19 3950 Plumas Meadow at end of road and beginning of trail to Long Lake, Mt. Elwell region, about 1.5 miles N of Sierra County border 1982 Comment
  RSA523379  Erigeron peregrinus Barbara Ertter, Gary Schoolcraft 1989-7-3 8670 Plumas Diamond Mt. peak ca. 7 air miles S of Susanville 2287 Comment
  CDA14001  Erigeron peregrinus var. callianthemus G. F. Hrusa, T. D. Wilfred 1997-6-26 13918 Plumas Sierra Nevada; About Brady's Camp. Pine Creek Valley, ~ 1/2 mi. NE Argentine Rock. Comment
  CHSC98710  Erigeron petrophilus var. sierrensis L. P. Janeway 2007-8-13 9189 Plumas Northern High Sierra Nevada. Above Road 24N31 about 0.8 air km east of Little Schneider Creek. 1402 Comment
  HSC72955  Erigeron petrophilus var. sierrensis M. S. Taylor 1980-9-27 3346 Plumas 0.25 mi. S of Bucks Lake-Spanish Ranch Rd., 0.25 mi. E of Frenchman Hill, 20 mi. SW of Quincy 1646 Comment
  RSA724903  Erigeron petrophilus var. sierrensis L. P. Janeway 2007-8-13 9175 Plumas Northern High Sierra Nevada. Frenchman Hill and western end of Red Mountain, near Road 23N69; above the head of Frazier Creek. 1786 Comment
  CDA19276  Erigeron pumilus var. intermedius G. D. Barbe, T. C. Fuller 1982-6-17 3862 Plumas Plumas National Forest; Frenchman Lake. 2 mi N of Turkey Pt Fishing Access; 1706 Comment
  SEINET4856200  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
  SEINET5329152  Eriogonum elatum W. Harnach, N. Harnach 1991-7-17 653 Plumas Sierra Valley; Beckworth Pass 1597 Comment
  SDSU6734  Eriogonum latifolium subsp. nudum R. M. Beauchamp 1965-7-17 Plumas 1/2 mile north of Chester, California. Comment
  SEINET10479517  Eriogonum lobbii Mary Susan Taylor 1982-8-5 Taylor 4930 Plumas T25N R10E nw/se sec 8. Greenville SW quad. Mt Hough summit, ca. 7 air mi nne of Quincy. 7230 ft. 2204 Comment
  CAS-BOT-BC267331  Eriogonum luteolum var. pedunculatum John Thomas Howell 1951-6-26 27541 Plumas Feather River Canyon, Sierra Nevada 853 Comment
  JEPS87830  Eriogonum marifolium Lowell Ahart 1994-7-20 7477 Plumas n side of ridge about 1/2 mi nw Mount Etna (open area n of Pacific Crest Trail); Bunker Hill Ridge 1981 Comment
  SEINET11935012  Eriogonum marifolium L. P. Janeway 1989-1 3294 Plumas Crocker Moutain, forest along side of Red Clover Valley. Yellow pine forest, gentle slope Comment
  CHSC52732  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-BC261365  Eriogonum nudum var. deductum Anna Head 1921-7-15 s.n. Plumas Lake Center Camp, Feather River Region Comment
  CAS-BOT-BC261366  Eriogonum nudum var. deductum Anna Head 1921-7-1 s.n. Plumas Lake Center Camp, Feather River Region Comment
  SEINET10479526  Eriogonum nudum var. deductum Mary Susan Taylor 1981-7-17 Taylor 4038 Plumas T21N R12E se/se sec 7, Sierra City NW quad; Lakes Basin, Bear Lakes trail, in front of Big Bear Lake, ca. 6 air mi S of Mohawk; 6500 ft elev. 1987 Comment
  LA206877  Eriogonum nudum var. nudum John O'Leary; Marla O'Leary 1974-8-6 328 Plumas near Hwy 70 in Feather River Canyon ( at 14 mi E of Oroville) Comment
  CAS-BOT-BC269733  Eriogonum nudum var. oblongifolium John Thomas Howell 1962-6-17 37670 Plumas Butterfly Valley 1036 Comment
  POM161732  Eriogonum nudum var. oblongifolium R. C. Bacigalupi 1927-7-12 1725 Plumas at Quincy Junction Station 1067 Comment
  SEINET3814149 Image available Eriogonum spergulinum Lewis S. Rose 1932-9-7 32646 Plumas Bear Lakes. 1981 Comment
  RSA766303  Eriogonum spergulinum Joseph A. Ewan 1934-6-27 8277 Plumas Along Mt. Elwell trail above Long Lake. Sierra Nevada. 2104 Comment
  CAS-BOT-BC269958  Eriogonum spergulinum var. reddingianum F. Thos. Griggs 1975-1-1 202 Plumas Bucks Lake area 2133 Comment
  CHSC97571  Eriogonum spergulinum var. reddingianum Lowell Ahart; John Dittes 2007-6-17 14175 Plumas Near wire box, about 100 yards southwest of County Road 111 (Beckwourth Genesee Road), about 1/4 mile southeast of Bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1654 Comment
  CDA19246  Eriogonum strictum var. anserinum G. D. Barbe, T. C. Fuller 1982-6-17 3816 Plumas Plumas National Forest; South shore of Frenchman Reservoir (Lake), 0.4 mi E of Frenchman Dam. 1706 Comment
  CHSC63467  Eriogonum strictum var. anserinum Lowell Ahart 1994-7-20 7483 Plumas Open bare area, on both sides of the Pacific Crest Trail, on Bunker Hill Ridge, about 1/2 mile north-west of Mount Etna. Label said both Plumas and Sierra County. 1981 Comment
  CAS-BOT-BC267491  Eriogonum umbellatum John Thomas Howell 1961-9-23 36863 Plumas Indian Valley (E. side of valley) 1082 Comment
  NY399135  Eriogonum umbellatum var. dumosum Anonymous s.n. Plumas Comment
  CHSC34733  Eriogonum umbellatum var. modocense M. S. Taylor 1981-7-22 4104 Plumas Ca. 1/4 mi ne of Argentine Lookout, ca. 5 mi n of Spring Garden. 2164 Comment
  CHSC65822  Eriogonum umbellatum var. modocense L. P. Janeway 1995-7-23 4867 Plumas Hartman Bar Ridge; south side of top of Franklin Hill. 1737 Comment
  RSA0118777  Eriogonum umbellatum var. modocense Lawrence P. Janeway 2012-7-17 10945 Plumas Northern High Sierra Nevada. Plumas National Forest; south side of Cedar Flat. 1701 Comment
  CAS-BOT-BC265161  Eriogonum umbellatum var. nevadense Clarence R. Quick 1963-7-24 63 -56 Plumas Lava Cap on shoulder of east-west ridge 1.5 miles east of Wheeler Peak, Sierra Nevada Comment
  CHSC39994  Eriogonum umbellatum var. nevadense M. S. Taylor 1982-8-18 5011 Plumas Summit of Mt Ingalls, ca. 9 air mi ne of Sloat. 2551 Comment
  CHSC39997  Eriogonum umbellatum var. nevadense M. S. Taylor 1982-6-28 4776 A Plumas On s side of Feather River, sw of jct of Hwy 70 and Calpine Rd, ca. 1 mi sw of Beckwourth. 1487 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
  JEPS113562  Eriogonum umbellatum var. nevadense Lowell Ahart, John Dittes 2007-6-17 14153 Plumas About 20 yards southwest of Red Clover Creek, about 20 yards east of County Road 111 (Beckwourth Gensee Road), about 1/4 mile east of bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis 1654 Comment
  JEPS56232  Eriogonum umbellatum var. polyanthum Esther C. Fritz 1933-7-18 Plumas Spanish Peak 2145 Comment
  RSA79256  Eriogonum umbellatum var. polyanthum E. K. Balls, Percy C. Everett 1952-10-9 18129 Plumas Just n.w. of Spring Garden, Hwy 89, between Portola and Quincy. 1220 Comment
  SEINET10479573  Eriogonum umbellatum var. speciosum Mary Susan Taylor 1981-8-25 Taylor 4236 Plumas California: T25N R7E ne1/4 sw1/4 sec 10. Almanor SW quad. Red Hill Lookout, ca. 3 air mi NE of Belden. On serpentine. Plumas County. 6300 ft. 1920 Comment
  CAS-BOT-BC262242  Eriogonum ursinum Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region 1981 Comment
  CAS-BOT-BC262265  Eriogonum ursinum John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1967-7-10 2204 Plumas Butterfly Botanical Area and vicinity. Mouth of Butterfly Creek 883 Comment
  CAS-BOT-BC262253  Eriogonum ursinum M. S. Taylor 1982-8-9 4946 Plumas In e side of 26N16Y, just n of Rattlesnake Hill, ca. 3 air mi sse of Canyon Dam 1859 Comment
  CAS-BOT-BC262266  Eriogonum ursinum Lemmon 1878-9-1 s.n. Plumas Mohawk & Indian Valleys Comment
  RSA165449  Eriogonum ursinum Clare B. Hardham 1961-6-16 7420 Plumas Engelmine 1829 Comment
  UC635436  Eriogonum ursinum Herbert L. Mason 1924-6-19 1070 Plumas near base of Mt. Elwell; Bear Lake Comment
  CAS-BOT-BC262327  Eriogonum vimineum W. Harnach; N. Harnach 1990-6-16 387 Plumas Sierra Valley. Frank Dotta Ranch 1524 Comment
  CAS-BOT-BC443997  Eriogonum vimineum James L. Reveal 1975-8-24 3975 Plumas Along California Highway 70 in the Feather River Canyon, 0.5 mile northeast of Twain and 2.5 miles northeast of the Hallstead Campground 876 Comment
  NY399821  Eriogonum vimineum Mrs. Ames 1876-1 s.n. Plumas Comment
  SEINET245572  Eriogonum vimineum James L. Reveal 1975-8-24 3975 Plumas Along California Highway 70 in the Feather River Canyon, 0.5 mile northeast of Twain and 2.5 miles northeast of the Hallstead Campground 876 Comment
  CAS-BOT-BC264120  Eriogonum vimineum Alice Eastwood 1927-6-27 14930 Plumas On road from Chilcoot, United States Forest Reserve Comment
  CAS-BOT-BC264131  Eriogonum vimineum John Thomas Howell 1955-7-19 30732 Plumas Portola, west of town, Sierra Nevada 1478 Comment
  UCD101525  Eriogonum vimineum John Thomas Howell 1959-9-21 34793 Plumas 3 miles northeast of Rich Bar. Comment
  UCD101531  Eriogonum vimineum Lewis S. Rose 1966-7-26 66046 Plumas Injun Jim Camp near Belden. 670 Comment
  UC1586458  Eriophorum gracile Vernon H. Oswald and Lowell Ahart 1991-7-30 4794 Plumas ca. 6 mi. (air) e.-n.e. Humbug Summit (ca. 12 mi. (air) s. of Chester, Big Springs, w. side of Humbug Valley, bog within fenced enclosure at springs); Humbug Valley, Big Springs 1310 Comment
  UC334116  Eriophorum gracile unknown Aug. 1874 1038 Plumas Indian Valley, Big Meadows Comment
  LA203596  Eriophyllum lanatum Lincoln Constance; 1933-7-5 E 116 Plumas 1 mi. W of Keddie Comment
  UCD132170  Eriophyllum lanatum Matt Georgeff 1992-5-17 19 Plumas Snake Lake campground, 15 miles west of Quincy. Comment
  CHSC21188  Eriophyllum lanatum var. grandiflorum F. T. Griggs; A. Pass 1975-7-12 166 Plumas Buck's Lake. Comment
  CHSC93085  Eriophyllum lanatum var. grandiflorum L. P. Janeway 1994-7-8 4691 Plumas Northern High Sierra Nevada. Hartman Bar Ridge; slope north of Road 22N94 on south side of Franklin Hill. 1706 Comment
  SBBG133122  Eriophyllum lanatum var. grandiflorum B. C. Templeton 1968-1 11272 Plumas unknown Comment
  UCD132226  Eriophyllum lanatum var. integrifolium N. Hopkins 1973-6-19 553 Plumas Sierra Valley. Comment
  UCD97453  Erodium cicutarium Albert Grigarick 2010-5-11 243 Plumas Sierra Valley. 10 mi N of Sattley on Westside Rd. Turn right (east) on Marble Hot Springs Rd. (Dyson Ln in Google Maps) for 0.5 mi. 1483 Comment
  RSA88448  Eryngium alismifolium J. T. Howell 1951-8-20 28220 Plumas Indian Valley 1098 Comment
  CAS-BOT-BC54323  Erysimum capitatum Anna Head 1920-6-9 s.n. Plumas Feather River Region. Camp Badgers. 701 Comment
  CAS-BOT-BC54326  Erysimum capitatum Ella Dales Cantelow 1941-5-21 3629 Plumas About 6 miles west of Quincy. Meadow Valley. 1173 Comment
  SJSU14235  Erythranthe guttata N. A. Hopkins 1989-5-16 1495 Plumas Marble Hot Springs Rd, Sierra Valley 1524 Comment
  SEINET13724047 Image available Erythranthe moschata J. M. Tucker 1948-1 1739 Plumas At mine of United Mining Co. Pinchard Creek, southwest side of Camel Peak 1520 Comment
  POM175522  Erythranthe pulsiferae F. W. Peirson 1926-6-21 6801 Plumas Lake Almanor. Comment
  SD87611  Erythranthe pulsiferae Frank W. Peirson 1926-6-21 6801 Plumas South shore Lake Almanor, flat land along lake, mostly shade Comment
  SEINET14375785  Erythranthe tilingii M. J. Williams, J. T. Howell 1966-7-11 s.n. Plumas Near Luther Ridge, above Johnsville. 2271 Comment
  CHSC63974  Erythronium purpurascens B. Castro; L. Gehrung 1994-6-6 514 Plumas Ca 1.5 mi S of the Hogback, 0.6 mi NNW of Onion Valley Res, immediately E of County Rd. 511. At edge of access road to Fingerboard Pit (mine site), on E-facing slopes of Washington Hill. 1965 Comment
  CAS-BOT-BC505255  Erythronium purpurascens H. C. Cantelow 1938-7-4 2297 Plumas Drakesbad, near edge of woods Comment
  CAS-BOT-BC505256  Erythronium purpurascens L. W. Swift 1933-5-4 80 Plumas Trio Mill, Plumas Forest 1280 Comment
  CAS-BOT-BC110553  Eschscholzia W. Harnach; N. Harnach 1990-6-16 392 Plumas Sierra Valley. Frank Dotta Ranch. 1524 Comment
  UC726211  Eschscholzia californica A. A. Heller 1938-7-2 15239 Plumas 3 mi e Quincy 1097 Comment
  UC855169  Eschscholzia californica A. A. Heller 1938-7-2 15239 Plumas 3 mi e Quincy; Indian Valley 1097 Comment
  POM253321  Eschscholzia californica var. crocea A. A. Heller 1938-7-2 15239 Plumas 3 miles east of Quincy. 1098 Comment
  CAS-BOT-BC310379  Eucephalus breweri Anna Head 1921-7-27 s.n. Plumas Lake Center Camp, Feather River Region Comment
  CAS-BOT-BC310381  Eucephalus breweri Robert J. Weatherby 1950-8-11 1519 Plumas Mt. Elwell, Lakes Basin Area 2286 Comment
  UCD107431  Euonymus occidentalis var. occidentalis E. W. Jameson 1949-6-27 s.n. Plumas 3 miles east of Quincy. 1127 Comment
  CAS-BOT-BC310539  Eurybia integrifolia M. S. Taylor 1982-8-30 5077 Plumas S end of Taylor Lake, ca. 6 air mi ne of Taylorsville 2103 Comment
  JEPS107645  Eurybia integrifolia Lowell Ahart, Josephine Guardino 2005-8-9 12257 Plumas In a small meadow, between Lights Creek and Fant Creek, west of Forest Road 27N09, about 6 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake 1635 Comment
  JEPS113548  Eurybia integrifolia Lowell Ahart, Josephine Guardino 2007-7-21 14363 Plumas Near a small stream, near a spring, open dry flat, south of the dirt road, about 1/2 mile (air) south of Bagley Pass, about 400 yards north of Lake Davis 1787 Comment
  JEPS114610  Eurybia integrifolia Lowell Ahart 2008-9-10 15377 Plumas South edge of Onion Valley, about 3/4 mile northwest of Pilot Peak, about 1/2 mile east of the Quincy La Porte Road, about 9 1/2 miles (air) northeast of La Porte 1916 Comment
  SD9010  Eurybia integrifolia unknown 1882-7-21 Plumas Prattville Comment
  CAS-BOT-BC278467  Festuca idahoensis John Thomas Howell; Gordon H. True 1973-7-31 50101 Plumas Summit ridge of Thompson Peak, Diamond Range 2194 Comment
  JEPS102464  Festuca idahoensis Lowell Ahart 2001-7-19 8953 Plumas On a sand bar, on the east side of Hopkins Creek, about 100 yards NW of the East Branch of Hopkins Creek, about 1/2 mile (air) south of Turkey Town, about 2 1/2 miles (air) SE of Pilot Peak. 1828 Comment
  CAS-BOT-BC278852  Festuca occidentalis John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54294 Plumas On China Grade, 1.4 miles south of Taylorsville 1402 Comment
  RSA300179  Festuca occidentalis J. T. Howell 1973-7-10 49750 Plumas Open yellow pine forest near Greenville. 2622 Comment
  SEINET6225255  Festuca reflexa L. S. Rose 1967-1 67115 Plumas Butterfly Valley, ca 3 mi W of Keddie. Comment
  CAS-BOT-BC279021  Festuca rubra John Thomas Howell; Gordon H. True 1969-6-23 45800 Plumas Lewisia Rock, Feather River Canyon 609 Comment
  CDA13416  Festuca rubra G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13264 Plumas Sierra Nevada; Dry, +- shaded, open, sandy sites in vicinity of headwaters of Bull Run Creek off USFS 23N12E. Uncommon, apparently rhizomatous. Forest here dominated by Pinus jeffreyi, Abies concolor, Calocedrus. Comment
  CAS-BOT-BC282569  Festuca viridula John Thomas Howell 1951-6-28 27702 Plumas Eureka Peak 2255 Comment
  UCR160369  Floerkea proserpinacoides G. L. Webster 1992-5-17 7767 Plumas 2 mi SW of Grizzly Valley Dam 1738 Comment
  CAS-BOT-BC459441  Fragaria virginiana subsp. platypetala A. A. Heller; B. B. Kennedy 1907-7-11 8811 Plumas Prattville Comment
  CAS-BOT-BC55667  Frangula purshiana A. A. Heller; P. B. Kennedy 1907-7-8 8825 Plumas Between Taylorville and Crescent Mills Comment
  CAS-BOT-BC55673  Frangula purshiana David D. Keck 1932-7-3 1647 Plumas Quincy, in the Northern Sierra Nevada 1188 Comment
  CAS-BOT-BC55676  Frangula purshiana Mary Strong Clemens 1920-5-26 s.n. Plumas Taylorsville Comment
  CAS-BOT-BC55680  Frangula purshiana Jay B. Walker; Jeff Stadler; Noah Goldstein 1994-8-2 862 Plumas 2km N of Quincy on route 70 1200 Comment
  CHSC36326  Frangula purshiana M. S. Taylor 1982-7-22 4902 Plumas On earth dam across Wapaunsie Creek, 0.8 mi n of jct of Snake Lake Rd and Bucks Lake Rd, ca. 1.5 mi ne of Meadow Valley. 1447 Comment
  SEINET10493575  Frangula purshiana Mary Susan Taylor 1981-7-18 Taylor 4054 Plumas T26N R7E sw/se sec 33, Almanor SW quad. On serpentine, N side of Caribou Rd, ca. 4 mi NE of its jct with Hwy 70 near Belden. 2700 ft elev. 823 Comment
  CHSC67381  Frangula purshiana subsp. ultramafica James D. Jokerst; R. A. Schlising, L. Ahart 1985-8-12 2560 Plumas Red Mtn. Rd. 1.1 mi above junction with Rich Gulch Rd., N of Hwy. 70. 1584 Comment
  CHSC33819  Frangula rubra M. S. Taylor; M. Foster 1981-6-2 3819 Plumas Dry open serpentine soils with outcrops, 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
  POM181054  Frasera albicaulis var. nitida A. A. Heller, P. B. Kennedy 1907-7-12 8820 Plumas Grade between Greenville and Prattville. Comment
  CDA18666  Fritillaria atropurpurea G. D. Barbe, T. C. Fuller 1982-6-15 3713 Plumas Sierra Nevada; 1.0 mile below and northeast of Red Hill Summit, Plumas National Forest. 1783 Comment
  SD6482  Fritillaria atropurpurea Mrs. R. M. Austin 1880-1 Plumas Big Meadows. Comment
  CAS-BOT-BC505271  Fritillaria atropurpurea Anna Head 1921-6-26 s. n. Plumas Feather River Region, Lake Center Camp Comment
  SEINET10469562  Fritillaria atropurpurea Mary Susan Taylor 1981-1 Plumas Comment
  CHSC25054  Fritillaria eastwoodiae L. Morgan 1972-4-22 1 Plumas On n embankment of Forbestown Rd. ca. 6 mi w of La Porte. 1219 Comment
  CAS-BOT-BC506204  Fritillaria micrantha G. Earle Kelley 1921-7-1 s.n. Plumas Greenville Comment
  CAS-BOT-BC506185  Fritillaria pudica W. Harnach; N. Harnach 1989-3-29 003 Plumas Sierra Valley, (hillside north of Barry corrals) 1499 Comment
  CAS-BOT-BC504448  Fritillaria recurva Ella Dales Cantelow 1939-5-20 2555 Plumas 1.6 mile off main highway near Rock Creek, 5 1/2 miles west of Quincy 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
  CHSC43371  Galium bolanderi Lowell Ahart 1976-7-16 1178 Plumas About 5 miles north-west of Little Grass Valley Reservoir. 1828 Comment
  UC1523194  Galium bolanderi M. S. Taylor 1981-8-19 4221 Plumas 0.1 mi e Bell Creek (s side of rd 23N0, ca 1.5 mi w of Sloat); Blue Nose Mt. quad. 1371 Comment
  UC224156  Galium mexicanum var. asperulum H. E. Brown Aug 15 1897-Aug 31 1897 670 Plumas near Lassen Buttes 1828 Comment
  JEPS122303  Galium trifidum subsp. subbiflorum Lowell Ahart 2014-8-31 19820 Plumas On the west side of Black Rock Creek, about 200 yards southwest of the foot bridge across Black Rock Creek, about 200 yards southwest of the Black Rock, Little Grass Valley Reservoir, about 4 1/2 miles (air) northwest of La Porte. 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
  CAS-BOT-BC144395  Garrya fremontii Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1967-5-7 1837 Plumas Butterfly Canyon, Butterfly Botanical Area and vicinity. 1066 Comment
  CAS-BOT-BC144396  Garrya fremontii Walter Knight; Irja Knight; John Thomas Howell 1966-7-27 1402 Plumas Butterfly Botanical Area and vicinity. Pond reservoir 1097 Comment
  CDA32105  Garrya fremontii D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-21 6 .29 Plumas Plumas Eureka State Park. S Johnsville Comment
  CDA13574  Gayophytum diffusum subsp. parviflorum G. F. Hrusa, T. D. Wilfred 1996-8-23 13523 Plumas Sierra Nevada; Plumas Natl. Forest. approx 1/8 mile N of summit of Lava Peak, along USFS 23N51. N of Hwy 70 about 15 m. E of Quincy. Comment
  CHSC97075  Gayophytum diffusum subsp. parviflorum Lowell Ahart; Josephine Guardino 2007-7-21 14368 Plumas Around pine trees, about 10 yards north of a large meadow, about 100 yards east of the bridge, about 50 yards south of the Beckwourth Taylorsville Road, about 2 1/2 miles (air) northwest of the most northwest part of Lake Davis. 1793 Comment
  SJSU13927  Gayophytum diffusum subsp. parviflorum N. A. Hopkins 1985-8-27 1321 Plumas Grass Lake 1786 Comment
  UC384659  Gayophytum diffusum subsp. parviflorum E. D. Merrill 1929-7-13 Plumas Silver Lake Comment
  POM249896  Gayophytum diffusum subsp. parviflorum Joseph A. Ewan 1934-7-18 8576 -a Plumas Camp Caldwell at Dentens, Mohawk Valley 1616 Comment
  CHSC113854  Gayophytum heterozygum Lowell Ahart 2014-9-9 19848 Plumas Below the high water line,on the sides of Sly Creek, Sly Creek Reservoir, about 7 miles (air) southwest of La Porte. 1074 Comment
  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
  RSA716596  Gayophytum heterozygum L. Ahart, John Dittes 2005-9-19 12409 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 1987 Comment
  UC1122565  Gayophytum heterozygum G. Burks 1933-8-8 20 Plumas 4 mi e and 1 mi n Cammel Peak; Plumas National Forest, Bidwell Bar Quadrangle 1706 Comment
  POM184782  Gayophytum humile Merle Randall 1930-6-26 s.n. Plumas Falls, Hawley Grade [no county specified on label] Comment
  UC121203  Gayophytum humile Mrs. R. M. Austin 1882-8-20 Plumas Dutch Hill Comment
  SEINET10847872 Image available Gentiana affinis R. M. Austin 1879-1 Austin s.n. Plumas Mt. Dyer. Comment
  UC1586468  Gentiana newberryi Vernon H. Oswald and Lowell Ahart 1991-7-30 4782 Plumas 5.2 mi (odometer) ne Humbug Summit (between Humbug Summit and Humbug Valley) (Humbug Rd at Grizzly Creek); Grizzly Creek 1777 Comment
  RSA59441  Gentiana simplex E. K. Balls 1950-9-9 15729 Plumas West of Lakes Center Public Campground, by small lake. 2043 Comment
  CHSC42795  Geum macrophyllum L. P. Janeway 1984-7-13 910 Plumas SW of Bucks Lake and near Grizzly Creek campground. At edge of small pool in a meadow. 1584 Comment
  CAS-BOT-BC459553  Geum macrophyllum A. A. Heller; P. B. Kennedy 1907-7-9 8787 Plumas Quincy, south of town; Northern Sierra Nevada 1066 Comment
  CHSC100873  Geum triflorum L. P. Janeway; B. Castro 2008-6-8 9394 Plumas Northern High Sierra Nevada. Lower end of Lower Thompson Valley, about 1.4 km north of Red Clover Creek and about 75 m southwest of the Thompson Valley Creek. 1666 Comment
  UC572585  Gilia capitata subsp. mediomontana A. Lewis 1934-6-12 475 Plumas Mooreville Ridge 4 1/2 mi sw Lexington Hill; Bidwell Bar Quad., Plumas National Forest, sw of Lexington H Comment
  JEPS26682  Gilia capitata subsp. mediomontana P. C. Hutchison 1961-6-9 2114 Plumas 2 mi s (below) Rich Bar (canyon of North Fork Feather River along highway US Alt 40 on serpentine cliff above road at bridge); canyon of North Fork Feather River, s of Rich Bar Comment
  RSA63405  Gilia capitata subsp. mediomontana Verne Grant, Alva Grant 1948-6-13 8579 Plumas Lava Cap, 1 mile from Cascade on Oroville road. 1372 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-BC123820  Githopsis latifolia A. L., Mrs. Coombs 1912-9-1 s.n. Plumas Big Meadows Comment
  CAS-BOT-BC283860  Glyceria borealis Fred Sommers; Greg Sommers 1976-7-13 155 Plumas Sierra Valley Marsh 500 m S of metal bridge along Dyson Lane 1524 Comment
  JEPS102769  Glyceria borealis Lowell Ahart 2001-8-28 9189 Plumas Strand of Lake Almanor, west of the intersection of the dirt road to Last Chance Marsh and the poor dirt road that goes south along Lake Almanor to the causeway of Highway 36, about 3/4 mile NE of Chester. 1371 Comment
  SEINET7297635 Image available Glyceria borealis Malcolm A. Nobs, S. Galen Smith 1949-1 1380 Plumas Last Chance Marshes at north end of Lake Almanor, just south of Chester Comment
  CHSC44568  Glyceria elata Lowell Ahart 1978-10-4 1815 Plumas Along the edges of Bird Creek, about 4 miles west of Pilot Peak, about 15 miles north of La Porte. 1645 Comment
  SEINET6836553 Image available Glyceria striata Malcolm A. Nobs, S. Galen Smith 1949-8-20 1464 Plumas 13 mi SW of Milford on road between Milford and Beckwourth Comment
  CAS-BOT-BC303821  Gnaphalium John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-23 54119 Plumas Quincy 1036 Comment
  CHSC34312  Gnaphalium palustre L. Ahart 1981-9-6 3077 Plumas 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
  SEINET3145230  Gnaphalium palustre E. K. Balls 1950-9-15 15831 Plumas North Fork Feather River, 6 mi NW of Chester 1402 Comment
  CAS-BOT-BC307388  Gnaphalium palustre L. P. Janeway 1993-8-14 4528 Plumas Along Road 24N29Y ca 0.2 mi north of Haskins Creek and ca 1.6 mi southeast of Bucks Lake, Plumas National Forest, Oroville Ranger District Haskins Valley Compartment 1691 Comment
  SEINET3891107  Habenaria sparsiflora D. W. McNeal 1990-8-10 3780 Plumas Beside the rd. from Gold Lake to Mills Peak L.O. (Church Meadows Rd.).; 0 Comment
  CAS-BOT-BC231131  Hackelia amethystina Johnnie L Gentry, Jr. 1968-6-20 2072 Plumas Mount Hough, 7.9 miles NE of Quincy on Mount Hough-Crystal Lake Road 1874 Comment
  JEPS67927  Hackelia micrantha R. H. Platt 1891-1 Plumas Big Meadows Prattville; The Sierras Comment
  CHSC88007  Hackelia nervosa Lowell Ahart; John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11158 Plumas 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
  RSA496347  Hackelia nervosa Elaine Joyal, D. Mehlman 1988-7-3 1306 Plumas Plumas National Forest, Mt. Hough, 11 mi. n of Quincy. 2000 Comment
  SEINET10474685  Haplopappus acaulis Mary Susan Taylor 1981-6-16 Taylor 3911 Plumas T23N R13E sw/sw sec 4. Grizzly Valley quad. NW side of rd 24N07, ca. 1 mi NW of Smith Peak Lookout, ca. 7 mi NE of Blairsden. Open gravelly slope in Sagebrush Scrub; 6800 ft elev. 2073 Comment
  SEINET11841727  Haplopappus bloomeri W. Knight, Knight, I. 1983-1 4912 Plumas 2 mi out of Chester on road to Drakesbad Comment
  RSA286328  Hastingsia alba Robert F. Thorne 1974-7-30 44997 Plumas Plumas National Forest, Butterfly Valley Botanical Area. 1174 Comment
  CAS-BOT-BC508337  Hastingsia alba H. D. Ripley; R. C. Barneby 1943-6-16 5774 Plumas East side of Lake Almanor 1365 Comment
  CHSC36392  Hazardia whitneyi Kirsten Tarp 1981-8-2 59 Plumas Eagle Rocks, ca. 30 mi ne of Chico. 2151 Comment
  CHSC67345  Hazardia whitneyi James D. Jokerst; Lowell Ahart 1985-10-4 2585 Plumas Pilot Peak NE of La Porte. Comment
  CAS-BOT-BC307518  Hazardia whitneyi var. whitneyi John Thomas Howell 1926-7-27 2147 Plumas Near Prattville 1676 Comment
  JEPS113316  Hazardia whitneyi var. whitneyi L. P. Janeway 2006-9-20 8885 Plumas Northern High Sierra Nevada. Along dirt road 0.3 km southeast of American House and Challenge-La Porte Road. Comment
  CHSC91749  Helenium bigelovii G. F. Hrusa; S. Gamairi, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16277 Plumas Northern Sierra Nevada. Butterfly Valley Botanical Area. In bog. 1158 Comment
  OBI55498  Helianthella californica David J. Keil, Kathleen Keil 1992-7-25 23605 Plumas Lassen NF along hwy 89/36, 5.4 mi E of hwy 32, SW of Chester Comment
  CAS-BOT-BC314798  Helianthella californica var. nevadensis Mrs. A. L. Coombs 1906-1-1 s.n. Plumas Prattville Comment
  JEPS127032  Hemizonella minima Lowell Ahart 2016-6-2 20912 Plumas Lumpkin Ridge Road, about 3 3/4 miles (air) southwest of Little Grass Valley Reservoir Dam. Comment
  CAS-BOT-BC315021  Hemizonella minima Susan J. Bainbridge 1988-7-14 s.n. Plumas 0.7 miles south on Forest Service Road 24N08 from junction with County Road 111, Plumas National Forest Comment
  UC2016526  Hemizonella minima Richard Olmstead 1984-6-26 576 Plumas Roadside ca. 2 miles north of Engels Mine on Lights Creek Road. Comment
  SEINET10497050  Hesperochiron californicus Mary Susan Taylor 1982-5-19 Taylor 4487 Plumas 4800 ft. T23N R14E se/nw sec 27. Portola quad. Sandy scrub, semi-open grassy area, Ramelli Ranch, ca. l mi w of Beckwourth. 1463 Comment
  CHSC34878  Hesperochiron pumilus M. S. Taylor 1981-5-8 3653 Plumas At junction of rds 26N18, 26N92 and 27N92, ca. 1/2 mi e of Long Valley Mine, ca. 4 air mi w of Greenville. 1615 Comment
  CHSC35900  Hesperochiron pumilus M. S. Taylor 1982-5-6 4407 Plumas On wet clay serpentine ridge, ca. 3/4 mi ne of 24N29, ca. 1 mi e of Meadow Valley. 1158 Comment
  POM118176  Hesperolinon micranthum H. M. Hall 1912-7-20 9362 Plumas Middle Fork of the Feather River, in the Transition Zone. 1340 Comment
  RSA795666  Hesperolinon micranthum L. Ahart 2012-7-1 18260 Plumas On the sides and in the gutter of the dirt road to the large pipe, about 0.25 miles east of Caribou Road, about 3.5 air miles northeast of Belden. 808 Comment
  CAS-BOT-BC143608  Heteromeles arbutifolia Edward Pittman 1965-10-16 206 Plumas Between Bryant Ravine & Feather Falls 609 Comment
  SEINET10971147  Heterotheca villosa var. hispida Mary Susan Taylor, H. Swanson 1982-8-11 Taylor 4970 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
  UC54114  Heterotheca villosa var. minor H. M. Hall and E. B. Babcock Jul 1903 4435 Plumas Indian Valley; Sierra Nevada Mountains 1097 Comment
  CAS-BOT-BC312293  Heterotheca villosa var. minor John Thomas Howell 1951-8-20 28230 Plumas Vinton, Sierra Valley, Sierra Nevada 1524 Comment
  CAS-BOT-BC424171  Heuchera micrantha var. erubescens Lewis S. Rose 1969-6-23 69045 Plumas La Porte Road, 10 mi SW of Quincy 1249 Comment
  CHSC57098  Heuchera micrantha var. erubescens Steven Triano 1988-4-17 78 Plumas Along rocky cliffs on w side of Hwy. 70, ca 0.1 mi s of Rock Creek Dam. 640 Comment
  CAS-BOT-BC425155  Heuchera rubescens Anna Head 1920-7-20 s.n. Plumas Trail to Long Lake outlet, Feather River Region. Comment
  CAS-BOT-BC425156  Heuchera rubescens 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-BC424327  Heuchera rubescens Mrs. H. C. Cantelow 1941-5-18 s.n. Plumas 1 1/2 miles west of Johnsonville on road to Gibsonville 1524 Comment
  SEINET2431542 Image available Heuchera rubescens var. alpicola J. Ewan 1934-6-26 8294 Plumas Frazier Creek Falls. Gold Lake road. 1830 Comment
  CAS-BOT-BC319617  Hieracium albiflorum Walter Knight; Irja Knight; John Thomas Howell; Gordon H. True 1969-6-24 2470 Plumas Overnight Camp, Butterfly Botanical Area and vicinity 1097 Comment
  JEPS36581  Hieracium albiflorum John Thomas Howell 1926-7-20 2084 Plumas near Prattville 1463 Comment
  UCR89180  Hieracium albiflorum Walter Knight, J. T. Howell, I. Knight 1966-7-28 s.n. Plumas Butterfly Canyon along roadside 991 Comment
  CAS-BOT-BC319609  Hieracium albiflorum Anna Head 1921-7-17 s.n. Plumas Gray Eagle Trail, Feather River Region Comment
  SEINET10457158  Hippuris vulgaris Mary Susan Taylor 1982-8-27 Taylor 5069 Plumas T23N R14E s/ne sec 28. Portola quad. Ramelli Ranch, where Feather River crosses RR tracks and along river, ca. 1.5 mi sw of Beckwourth. 4880 ft. Plumas National Forest. 1487 Comment
  JEPS70539  Holcus lanatus W. L. Jepson 1910-6-18 4136 Plumas near Keddie; near Keddie 975 Comment
  CAS-BOT-BC150019  Holodiscus discolor var. discolor Lowell Ahart 1986-7-8 5357 Plumas Ca. 1 mi. NW of Pilot Peak, ca. 14 mi. NE of La Porte 1950 Comment
  CAS-BOT-BC150020  Holodiscus discolor var. discolor John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1967-7-10 2180 Plumas Mouth of Butterfly Creek 883 Comment
  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
  SEINET10960380  Hordeum brachyantherum Mary Susan Taylor 1982-6-28 Taylor 4768 Plumas T23N R14E S27 NW1/4 NE1/4. Portola Quad. Flat grassy drainage on N side of Feather River, ca. 1/4 mi W of Calpine Rd (109), Ramelli Ranch, ca. 1 mi W of Beckwourth. With Triteleia hyacinthina, Mimulus guttatus. 1487 Comment
  JEPS113678  Hordeum jubatum Lowell Ahart, Josephine Guardino 2007-7-20 14326 Plumas Strand of Lake Davis, about 100 yards west of Long Point, northeast side of Lake Davis 1763 Comment
  SEINET10591620  Hordeum jubatum Mary Susan Taylor 1982-8-10 Taylor 4959 Plumas T27N R8E S28 NW1/4 NW1/4. Almanor NE Quad. N side of Hwy 89, S end of Lake Almanor, ca. 1 mi W of Canyon Dam. With Madia gracilis, Lupinus confertus, Hypericum perforatum. 1372 Comment
  CAS-BOT-BC143350  Horkelia fusca Clare B. Hardham 1978-8-11 21795 Plumas SE. of Thompson Peak Comment
  CHSC66767  Horkelia fusca subsp. parviflora Vernon H. Oswald; Lowell Ahart 1996-8-14 8181 Plumas Northern High Sierra Nevada. Between Bucks Summit and Bucks Lake on the Oroville-Quincy Hwy., 0.6 mi E of White Horse Campground. 1615 Comment
  CHSC87863  Horkelia fusca subsp. parviflora Lowell Ahart; John Dittes, Josephine Guardino, Robert Schlising 2004-6-14 11061 Plumas Near the west shore of Lake Davis, north of the dirt road at Lake Davis, about 12 miles (air) northeast of Slote. 1765 Comment
  RSA34829  Horkelia fusca subsp. tenella Roxana S. Ferris, Laura Lorraine 1941-8-9 10423 Plumas At Lake Almanor Public Camp (near village) Comment
  UCD147793  Horkelia fusca var. parviflora Allyson Ayalon; Lucie Jerabkova 2012-8-1 146 Plumas Plumas County. Antelope Lake vacinity. 1524 Comment
  POM34915  Horkelia tridentata subsp. flavescens Marcus E. Jones 1897-7-3 s.n. Plumas Prattville. 1372 Comment
  CHSC54320  Hosackia crassifolia var. crassifolia Vernon H. Oswald; Lowell Ahart 1991-6-18 4679 Plumas Forest Rd 28N38, 3.4 miles east-northwest of its junction with County Rd 201 (Old Haun Rd), ca. 4 miles (air) north of Greenville. 1609 Comment
  SEINET7716725  Hosackia decumbens Unknown Plumas Indian Valley Comment
  POM220761  Hydrophyllum capitatum var. alpinum M. Canby 1929-5-12 135 Plumas Portola. Comment
  CHSC70017  Hydrophyllum occidentale L. P. Janeway 1997-5-7 5110 Plumas East side of Red Clover Creek at 'Drum Bridge' 2.7 mi southeast of Indian Creek. 1225 Comment
  JEPS3195  Hydrophyllum occidentale Mrs. Emanuel Fritz 1933-6-28 Plumas near Meadow Valley (Schneider Falls); Schneider Falls 1219 Comment
  UCD63698  Hypericum anagalloides Daniel Sanchez-Mata; Tomas Santamaria 2006-7-8 s.n. Plumas Quincy. Plumas National Forest. Blackhawk Road. Butterfly Valley Botanical Area. Sweetwater Marsh. 1160 Comment
  CDA13966  Hypericum formosum var. scouleri G. F. Hrusa 1996-8-2 13429 Plumas Sierra Nevada; SW base of ridge between Argentine & Taylor Rocks, 1 mi. NW of Argentine Rock.Trib. of Squirrel Creek. Comment
  JEPS114533  Hypericum perforatum Lowell Ahart 2008-8-13 15171 Plumas On the west side of La Porte Road, west of East Branch Creek, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte 1613 Comment
  SEINET10841523  Idahoa scapigera Mary Susan Taylor 1982-5-17 Taylor 4462 Plumas 5600 ft. T22N R14E se/se sec 6. Portola quad. Dry rocky volcanic flats and outcrops, n side of 22N55, near its jct with 22N54 & 27N88, ca. 2 mi se of Portola. 1707 Comment
  SEINET10496758  Ipomopsis aggregata Lowell Ahart, Peter Ahart 1983-8-17 Ahart 4334 Plumas Near Onion Valley, west of Pilot Peak, near the Quincy-LaPorte Rd, northeast of La Porte. Red Fir Forest; 2000 m. 2000 Comment
  CDA11935  Ipomopsis aggregata subsp. bridgesii G. F. Hrusa, J. Dinsdale 1989-6-27 7210 Plumas Sierra Nevada; NW end of Bucks Lake. Comment
  UCR123998  Ipomopsis aggregata subsp. formosissima George K. Helmkamp, E. A. Helmkamp 2001-7-6 6850 Plumas Sierra Nevada Mountains, Calif. Hwy 89, ESE of Lake Almanor at Crescent Mills 976 Comment
  CAS-BOT-BC135739  Iris hartwegii L. W. Lenz; E. K. Balls 1956-6-19 21839 Plumas 1.2 mi. E. along State Hwy. 89 after leaving Lake Almanor 1417 Comment
  SEINET10469755  Iris missouriensis Mary Susan Taylor 1982-6-10 Taylor 4636 Plumas T23N R14E sw/nw sec 26. Portola quad. Ramelli Ranch, in Sagebrush Scrub, ca. 1/4-1/2 mi e of Calpine Rd (109), ca. 0.5 mi sw of Beckwourth. Soils wet with forb cover under sagebrush. 4880 ft. 1487 Comment
  CHSC93186  Iris tenuissima subsp. purdyiformis L. P. Janeway 1994-5-24 4652 Plumas Northern High Sierra Nevada. Owl Creek, 1.5 mi west of Seneca. 1371 Comment
  RSA105534  Iris tenuissima subsp. purdyiformis Lee W. Lenz, E. K. Balls 1955-5-13 20699 Plumas Between Tobin and Camp Rogers, Feather River Canyon. 610 Comment
  CAS-BOT-BC123370  Iris tenuissima var. purdyiformis E. P. Chace 1934-4-11 s.n. Plumas Camp Rodgers Comment
  POM100009  Isopyrum occidentale R. M. Austin 1877-04 s.n. Plumas Slate Creek Comment
  CDA8049  Iva axillaris N. A. Overgaard 1959-5-28 Plumas Loyalton. 0 Comment
  CHSC37004  Iva axillaris M. S. Taylor 1982-8-27 5047 Plumas SW corner of jct of Hwy 70 and rd to Loyalton, in Vinton. 1493 Comment
  CAS-BOT-BC137408  Ivesia aperta John Thomas Howell 1975-7-22 51379 Plumas Sierra Valley near Beckwourth 1493 Comment
  CHSC48050  Ivesia aperta var. aperta L. P. Janeway 1989-6-15 3314 Plumas Plumas National Forest. NW corner of Sierra Valley near Middle Fk Feather River; 0.2 mi W of rd to Calpine (rd 109) and ca 100 m S of railroad, between dirtroad and fence. 1487 Comment
  UCD113579  Ivesia aperta var. aperta Dean Wm. Taylor; Glenn Clifton 1990-6-25 11170 Plumas Summit of Doyle Grade, in the drainage of Little Last Change Creek, ca. 1 mile W of Meadow View Campground. 1950 Comment
  JEPS47187  Ivesia sericoleuca W. L. Jepson 1939-8-16 19432 Plumas Portola Comment
  SEINET10483372  Ivesia sericoleuca Mary Susan Taylor, M. Foster 1981-6-3 Taylor 3853 Plumas T25N R14E sw sec 27, Crocker Mt quad. Jct of Beckwourth-Milford Rd and Squaw Valley Rd, in Squaw Valley, ca. 11 mi N of Beckwourth; elevation ca. 5600 ft. 1707 Comment
  CHSC95013  Juncus bufonius var. bufonius Lowell Ahart 2006-10-23 13489 Plumas On the west side of Slate Creek (there is a large gravel flat caused by the dam), about 30 yards south of where the road ends, about 20 yards north of the dam across Slate Creek, about 1/8 mile northeast of Scales Road, about 5 1/2 miles (air) northeast of Strawberry Valley. 1281 Comment
  JEPS107946  Juncus bufonius var. bufonius Lowell Ahart, John Dittes 2005-9-19 12420 Plumas Along the west side of a good dirt road, about 1 1/4 miles east of Kettle Rock, about 1 1/4 miles southeast of Taylor Lake 1989 Comment
  JEPS104609  Juncus bufonius var. occidentalis Lowell Ahart 2003-7-18 10426 Plumas In a meadow, on the n side of the road, ca 1/4 mi w of Lumpkin Ridge Rd, ca 1 1/2 mi se of Tamarack Flat, ca 1 1/2 mi (air) nw of Little Grass Valley Reservoir dam, ca 4 1/2 mi (air) nw of La Porte. 1709 Comment
  UCD141415  Juncus bufonius var. occidentalis John Thomas Howell 1960-7-21 35810 Plumas Lassen Volcanic National Park. Near Terminal Geyser. 1828 Comment
  CHSC32858  Juncus covillei L. Ahart 1980-10-6 2675 Plumas On the floor of a hydraulic mine ca. 1 mi s of La Porte. 1600 Comment
  CHSC84975  Juncus drummondii Lowell Ahart 2003-10-17 10640 Plumas North side of rocks, about 100 yards north of Humboldt Peak, about 1/2 mile east of Humboldt Summit, about 8 miles (air) northeast of Butte Meadows. 2148 Comment
  JEPS115335  Juncus ensifolius Lowell Ahart, John Dittes 2009-9-7 16400 Plumas On damp bare soil, below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam 1591 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
  SEINET3450945  Juncus ensifolius Unknown 2003-7-18 10422 Plumas La Porte, La Porte, about 4.5 air miles northwest, about 1.5 air miles northwest of Little Grass Valley Reservoir dam, about 1.5 miles southeast of Tamarack Flat, about 0.25 miles west of Lumpkin Ridge Road, north side of the road 1700 Comment
  CHSC101935  Juncus exiguus Lowell Ahart; John Dittes 2009-7-15 16081 Plumas On dry rocky soil, along a small wash, on the south side of Forest Service Road 26N671, northeast of Forest Service Road 26N67, about 2.8 miles (air) southeast of Butt Valley Reservoir Dam. 1702 Comment
  RSA304355  Juncus hemiendytus var. abjectus Barbara Ertter, Jeffrey L. Strachan 1980-7-31 3891 Plumas E side Clover Valley on Beckworth-Milford Road, Plumas Nat l Forest; T24N R14E 1677 Comment
  RSA0035817  Juncus howellii Lowell A. Ahart 2008-9-10 15374 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
  RSA95511  Juncus howellii J. T. Howell 1951-6-27 27580 Plumas McRae Meadow. 1982 Comment
  UCD141556  Juncus howellii Lewis S. Rose 1966-7-27 66068 Plumas 3 mi. w. of Keddie. Butterfly Valley. 1066 Comment
  CAS-BOT-BC110763  Juncus mertensianus Hans Leschke 1960-8-5 1696 Plumas Lassen Volcanic National Park. Big Bear Lake. 2042 Comment
  CDA13403  Juncus nevadensis G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13252 Plumas Sierra Nevada; Low valley below headwaters of Bull Run Creek off USFS 23N12E. Comment
  CHSC80889  Juncus nevadensis Lowell Ahart 2001-7-17 8900 Plumas Small meadow, on the south side of a poor logging road, part of a small branch of Butt Creek, about 2 1/2 miles (air) north of Humboldt Summit. 1828 Comment
  CHSC92199  Juncus nevadensis Lowell Ahart; John Dittes 2005-9-20 12428 Plumas On the west shore of Mud Lake, about 1/2 mile northeast of Eisenheimer Peak, about 3/4 mile south of Wilcox Valley. 2029 Comment
  CHSC94980  Juncus nevadensis Lowell Ahart 2006-10-8 13420 Plumas On the east bank of Chips Creek, southeast of the bridge on Highway 70, on the north side of the North Fork of the Feather River, about 1 1/4 miles southwest of Belden. 715 Comment
  JEPS110178  Juncus nevadensis Lowell Ahart 2006-10-8 13420 Plumas On the east bank of Chips Creek, southeast of the bridge on Highway 70, on the north side of the North Fork of the Feather River, about 1 1/4 miles southwest of Belden 715 Comment
  JEPS115920  Juncus nevadensis Lowell Ahart, John Dittes, Josephine Guardino 2009-7-29 16208 Plumas On dry rocky soil, drainage from a snow lake, on the south side of Forest Road 26N67F3, 1.2 miles (air) northeast of Rush Creek Hill, 2.6 miles (air) east-southeast of Caribou Powerhouse 1677 Comment
  CDA14035  Juncus occidentalis G. F. Hrusa, T. D. Wilfred 1996-8-1 13407 Plumas Sierra Nevada; Plumas National Forest. ~ 1/4 mi. S of intersection of USFS 24N42 & 24N66, approx. 1 mi. S of Brady's Camp. Comment
  JEPS110160  Juncus occidentalis Lowell Ahart 2006-7-9 12924 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
  RSA201299  Juncus occidentalis J. T. Howell 1960-7-20 35753 Plumas Boilings Springs Lake; Lassen Volcanic National Park 1799 Comment
  UCD142360  Juncus occidentalis Lowell Ahart 2008-8-13 15163 Plumas west edge of La Porte Road, west of East Branch Creek, about 1.75 mile (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte. 1613 Comment
  CDA34083  Juncus orthophyllus L. Ahart, J Guardino 2005-8-9 12265 Plumas Between Lights Creek and Fant Creek, west of Forest Road 27N09, about 6 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. Comment
  CHSC108028  Juncus orthophyllus L. P. Janeway; B. Castro 2011-10-2 10752 Plumas Northern High Sierra Nevada. North side of Little Grass Valley Reservoir about 5.8 air km north of La Porte; southeast edge of a knoll that trends southward to the lake; about 5-10 m above high water line. 1542 Comment
  JEPS114941  Juncus orthophyllus Lowell Ahart 2008-9-10 15383 Plumas On the north side of Onion Valley Creek, in the northeast part of Onion Valley, about 3/4 mile northwest of Pilot Peak, about 1/2 mile east of the Quincy La Porte Road, about 9 1/2 miles (air) northeast of La Porte 1916 Comment
  CHSC21580  Juncus parryi D. E. Brink Jr.; L. M. Mayer 1975-8-13 Plumas Bucks Lake. Comment
  RSA754871  Juncus tenuis L. Ahart, John Dittes 2009-9-7 16390 C Plumas Below the high water line of Lake Almanor, about 2000 feet NW of lake Almanor Dam. 1591 Comment
  CAS-BOT-BC81076  Juniperus communis Rimo Bacigalupi 1929-7-10 1675 Plumas Gold Lake Region 2103 Comment
  CHSC109997  Juniperus occidentalis var. australis B. Castro; L. P. Janeway 2006-6-4 1541 Plumas Northern High Sierra Nevada. Along the new dirt road from Squaw Valley to McReynolds Valley and beyond, overlooking upper Thompson Valley from the NW; above the old Squaw Valley Road which is now closed off. 1716 Comment
  UCD117475  Kalmia polifolia Lynn J. Gillespie 1982-5-23 s.n. Plumas ca. 3.5 miles northeast of Spanish Road, ca. 100 miles north of Snake Lake. 1219 Comment
Read comments Mar 30 2016
  RSA150585  Keckiella breviflora subsp. glabrisepala Lee W. Lenz 1961-6-20 24351 Plumas Feather River Canyon. 488 Comment
  RSA293240  Keckiella breviflora subsp. glabrisepala D. C. Michener 1980-8-4 3779 Plumas Northern Sierra Nevada. 4.7 miles north of Butte Co. line on CA 70. 600 Comment
  CAS-BOT-BC246162  Keckiella lemmonii Clarence R. Quick 1934-7-4 1349 Plumas Headwaters of Clear Creek, Plumas National Forest Comment
  JEPS85636  Keckiella lemmonii W. L. Jepson 1939-7-31 19295 Plumas half-way between Meadow Valley and Buck's Valley (Spanish Peak, lower slopes); Spanish Peak 1524 Comment
  NY790350  Keckiella lemmonii P. P. Lowry II 1977-7-5 818 Plumas South of Tobin on State Highway 70 Comment
  NY790354  Keckiella lemmonii R. M. Austin 08 1879 s.n. Plumas Dutch Hill Comment
  CHSC97098  Kelloggia galioides Lowell Ahart; Josephine Guardino 2007-7-21 14372 Plumas Around pine trees, north of a large meadow, about 30 yards south of the Beckwourth Taylorsville Road, about 2 1/4 miles (air) northwest of the most northwest part of Lake Davis. 1813 Comment
  JEPS113821  Kelloggia galioides Lowell Ahart, Josephine Guardino 2007-7-21 14372 Plumas Around pine trees, north of a large meadow, about 30 yards south of the Beckwourth Taylorsville Road, about 2 1/4 miles (air) northwest of the most northwest part of Lake Davis 1813 Comment
  RSA447639  Kelloggia galioides Dorothy Davis 1923-7-4 s.n. Plumas Mohawk. 1372 Comment
  RSA755684  Kelloggia galioides L. Ahart, John Dittes 2009-7-15 16083 Plumas Along a small wash on the south side of Forest Service Road 26N671, northeast of Forest Service Road 26N67, about 2.8 air miles southeast of Butt Valley Reservoir Dam. 1703 Comment
  UC586934  Kelloggia galioides Joseph Andorfer Ewan 1934-6-25 8215 Plumas above Blairsden (Denton) (Gold Lake Road); Sierra Nevada 1524 Comment
  CHSC74069  Kyhosia bolanderi B. Castro; L. Gehrung 1996-8-8 710 Plumas Ca 3 air mi S of Bucks Lake, 100 ft E of USFS Rd 23N18, ca 0.5 mi S of the serpentine outcrop at jcn of Rds 23N18, 15, and 69. In a meadow at northern branch of headwaters of East Branch Coldwater Creek. 1767 Comment
  CHSC75907  Kyhosia bolanderi G. F. Hrusa 1996-8-2 13431 Plumas Sierra Nevada. At SW base of ridge between Argentine and Taylor Rocks, 1 mi. NW of Argentine Rock. Trib. of Squirrel Creek. [Original lat./long. on label is '39 58 N; 120 47 W']. 1850 Comment
  CAS-BOT-BC340600  Lactuca serriola John Thomas Howell 1960-7-18 35605 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  CAS-BOT-BC341570  Lagophylla ramosissima John Thomas Howell 1955-7-19 30745 Plumas Beckwourth 1493 Comment
  UC1128974  Lathyrus brownii E. Sawyer 1935-6-27 174 Plumas 3.7 mi n Hawks; Plumas National Forest, Sierraville Quad. 1676 Comment
  UC1075658  Lathyrus jepsonii var. californicus Robert J. Weatherby 1950-7-7 1464 Plumas near Snake Lake; Quincy 1219 Comment
  SEINET5327278  Lathyrus lanszwertii P. A. Lehenbauer 1925-5-31 1789 Plumas Clover Valley, Plumas National Forest Comment
  SEINET10970296  Lathyrus pauciflorus subsp. pauciflorus Mary Susan Taylor 1982-5-14 Taylor 4451 Plumas T22N R13E nw/nw sec 14. Portola quad. On forested slopes, above Turner Springs Rd, ca. l mi s of Hwy 114(Clio-Portola Rd), ca. 2 air mi sw of Portola. 5300 ft. 1615 Comment
  CAS-BOT-BC205068  Lathyrus sulphureus Lewis S. Rose 1967-6-12 67116 Plumas Butterfly Valley, ca. 3 mi. w. of Keddie 1219 Comment
  CHSC91698  Lathyrus sulphureus G. F. Hrusa; S. Gamairi, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16288 Plumas Northern Sierra Nevada. Butterfly Valley Botanical Area: outside of bog. 1158 Comment
  CAS-BOT-BC534383  Lemna gibba Fred Sommers 1976-8-12 205 Plumas Sierra Valley along Marble Lane 1487 Comment
  SEINET10465998  Lemna minor Mary Susan Taylor 1981-8-5 Taylor 4167 Plumas 1069 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-BC88850  Lepidium campestre Elizabeth McClintock 1968-5-18 s.n. Plumas East of Frenchman Reservoir north of Chilcoot. 1706 Comment
  CAS-BOT-BC60092  Lepidium virginicum var. menziesii John Thomas Howell 1966-7-29 42024 Plumas Sierra Nevada. Quincy. 1036 Comment
  SD149120  Leptosiphon filipes John Thomas Howell 1967-6-23 42720 Plumas Canyon of the East branch of Feather River, 2.0 miles east of Twain. Comment
  CHSC33611  Lesquerella occidentalis subsp. occidentalis M. S. Taylor 1981-6-17 3916 Plumas Top of Mt Ingalls, ca. 7 air mi se of Genesee. Around look out. 2551 Comment
  CHSC118668  Leucanthemum vulgare Chelsea Morgan; Wendy L. Boes 2015-5-20 2015003 Plumas Plumas National Forest. Located in Black Gulch, southwest of Forest Service road 24N29X, east of 24N95. UTM 662470 E, 4421842 N, NAD83 Zone 10N. 1280 Comment
  SEINET4566953 Image available Leucocrinum montanum James R. Shevock 1985-5-19 11173 Plumas Northern Sierra Nevada. Plumas National Forest, along road 26N70 at Red Clover Valley, and 3.3 miles south of junction with road 28N01. 1800 Comment
  CAS-BOT-BC59608  Leucothoe davisiae E. K. Balls 1950-9-5 15681 Plumas Thomspson Creek, along trail to Little Volcano. 1402 Comment
  SEINET3164391  Leucothoe davisiae E. K. Balls 1950-9-5 15681 Plumas Thompson Creek, along trail to 'Little Volcano 1402 Comment
  CAS-BOT-BC233779  Lewisia cantelovii Ella Dales Cantelow 1941-5-25 4210 Plumas Feather River Canyon 3.2 mi. W. of Belden, State Hwy 24 Comment
  RSA697275  Lewisia cantelovii D. W. Taylor 1996-5-31 15647 Plumas Feather River Canyon; Highway 70 at Arch Rock Tunnel (about 25 air miles NE of Oroville) about 1 mile E of the Butte County line; Plumas National Forest. 564 Comment
  CAS-BOT-BC444168  Lewisia nevadensis Rimo Bacigalupi 1927-7-12 1734 Plumas Along Little Grey Eagle Creek near Lakes Center Camp, Gold Lake Region 1889 Comment
  CAS-BOT-BC444175  Lewisia nevadensis Anna Head 1920-6-15 s.n. Plumas Feather River Region Comment
  SEINET10929038  Lewisia nevadensis Mary Susan Taylor 1982-5-17 Taylor 4459 Plumas T22N R14E se/se sec 6. Portola quad. Wet grassy meadow along creek, jct of rds 22N54 & 22N88, ca. 2 mi se of Portola. 5700 ft. 1737 Comment
  SEINET5336487  Lewisia rediviva D. Neal 1960-5-7 R- 32 Plumas E of Hwy 395, ca. 10 mi S of Doyle Moist Swale. 1463 Comment
  CAS-BOT-BC444561  Lewisia triphylla John Thomas Howell 1960-7-21 35815 Plumas Lassen Volcanic National Park. Near Terminal Geyser 1828 Comment
  CHSC91614  Lewisia triphylla G. Douglas Barbe; T. C. Fuller 1982-7-16 3757 Plumas Sierra Nevada. Lava cap ridge 1.5 miles west of Wheeler Peak and 1 mile south of Beardsley Mine on forest road 3.8 mile south of Green Flat, Plumas National Forest. 1981 Comment
  UCR160547  Lewisia triphylla G. D. Barbe, T. C. Fuller 1982-7-16 3757 Plumas Sierra Nevada Mtns, Plumas National Forest: 1.5 miles west of Wheeler Peak and 1 mi south of Beardsley Mine, on forest road 3.8 miles south of Green Flat 1982 Comment
  CAS-BOT-BC444573  Lewisia triphylla Margaret Williams 1966-7-11 s.n. Plumas Luther Ridge above Jamison Creek 2286 Comment
  CAS-BOT-BC283808  Leymus cinereus John Thomas Howell 1961-9-23 36861 Plumas Indian Valley 1082 Comment
  CAS-BOT-BC274532  Leymus triticoides John Thomas Howell 1955-7-19 30802 Plumas Vinton 1505 Comment
  UCD86626  Leymus triticoides A. A. Beetle 1941-6-28 2793 Plumas 5 miles W of Chester. 1524 Comment
  CHSC74055  Ligusticum californicum B. Castro; L. Gehrung 1996-8-8 712 Plumas Ca 6.5 air mi S of Bucks Lake and 0.6 mi SE of Hardquartz Mine, 300 ft S of USFS Rd 23N15, ca 0.3 mi S of its jcn with Rds 23N60 and 23N70. 1633 Comment
  CAS-BOT-BC436005  Ligusticum grayi Anna Head 1920-8-3 s.n. Plumas Lake Center Camp, Feather River Region 1920 Comment
  JEPS101245  Ligusticum grayi Dean W. Taylor 2000-8-8 17558 Plumas Wemple Cabin, Antelope Creek 1 air mi NE from Antelope Lake (upper Feather River watershed) 1859 Comment
  UC688884  Lilium kelleyanum Clarence R. Quick 1934-7-4 1341 Plumas w of Meadow Valley and Quincy (Headwaters of Clear Creek, on e shoulder of Spanish Peak); Plumas National Forest, Spanish Peak, Clear Creek Comment
Read comments Dec 13 2006
  CAS-BOT-BC509333  Lilium kelleyanum Mary Strong Clemens 1920-6-18 s.n. Plumas Lake Almanor Comment
  SEINET10872527  Lilium kelleyanum Mary Susan Taylor, G. Rotta 1982-6-14 Taylor 4669 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
  UC608832  Lilium pardalinum Beryl O. Schreiber 1938-7-9 2524 Plumas 1 mi s Meadow Valley; Plumas National Forest, Bidwell Bar Quad. 1066 Comment
  CHSC100334  Lilium pardalinum subsp. shastense Lowell Ahart 2008-7-16 15086 Plumas On the west 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
  UC119794  Lilium parvum R. M. Austin Jul 1878 293 Plumas Big Meadows Comment
  POM86186  Limnanthes alba Mary E. P. Ames 1891-05 s.n. Plumas Auburn. Taylorsville, Indian Valley. Comment
  SEINET10548869  Limosella acaulis Lowell Ahart, Peter Ahart 1985-9-26 Ahart 5172 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
  SEINET10898116  Limosella aquatica Lowell Ahart, Peter Ahart 1985-9-26 Ahart 5171 Plumas Below the high water line of Little Grass Valley Reservoir, where the South Fork of the Feather River flows into the lake, about 4 1/4 miles north-east of La Porte. Comment
  UC965645  Limosella aquatica Herbert L. Mason 1952-7-17 14383 Plumas along Western Pacific tracks just s Beckwourth (Sierra Valley); Sierra Nevada, Sierra Valley 1524 Comment
  SEINET3163742  Linanthus ciliatus L. S. Rose 1939-6-8 39268 Plumas S. end of Lake Almanor 1372 Comment
  JEPS58440  Linanthus harknessii W. L. Jepson 1924-7-25 10646 Plumas Meadow Valley Bucks Valley Comment
  JEPS127127  Linnaea borealis var. longiflora Lowell Ahart 2016-8-30 21334 Plumas About one mille northeast of Quartz Hill, about 7 miles (air) northeast of Feather Falls. Comment
  CDA18665  Linum lewisii var. lewisii G. D. Barbe, T. C. Fuller 1982-6-15 3714 Plumas Sierra Nevada; 1.0 mile below and northeast of Red Hill Summit, Plumas National Forest. 1783 Comment
  CHSC53202  Linum lewisii var. lewisii L. P. Janeway 1989-6-20 3362 Plumas Plumas National Forest. Beckwourth Ranger District. East-facing flank of Crocker Mtn. Small ridge behind small knob. 1965 Comment
  POM186546  Listera convallarioides D. D. Keck 1698 Plumas Quincy, in the northern Sierra Nevada. Water supply canyon to the left hand just south of town. 1067 Comment
  SEINET10482998  Lithophragma Mary Susan Taylor 1982-5-27 Taylor 4553 Plumas T24N R8E ne sec 23. Bucks Lake NE quad. W side of Deans Valley Rd (24N29), ca. 0.7 mi s of its jct with Bucks Lake Rd, ca. 1 mi e of Meadow Valley. 3800 ft. 1158 Comment
  RSA164336  Lithophragma brevilobum Clare B. Hardham 1961-6-16 7469 Plumas Diamond Peak. 2287 Comment
  CHSC33607  Lomatium canbyi M. S. Taylor; M. Foster 1981-6-10 3882 Plumas In Red Clover Valley, Overland Inc Ranch, ca. 300 yds se of corral, ca. 3/4 mi n of Genesee-Beckwourth Rd, ca. 11 air mi nw of Beckwourth. 1676 Comment
  RSA189373  Lomatium macrocarpum L. S. Rose 1967-7-10 67154 Plumas 3 miles west of Keddie, Butterfly Valley 1098 Comment
  CHSC41181  Lomatium nudicaule J. D. Jokerst 1984-5-14 2016 Plumas Top of the slopes S of Ward Creek, SW of Genesee Valley. 1584 Comment
  UC173182  Lomatium nudicaule Mrs. Austin 1882-7-24 131 Plumas Big Meadows Comment
  UCD40291  Lonicera Rodney Gale Myatt 1971-6-13 756 a Plumas 1 mile below Layman Road, north of Ouincy, and on the north side of Hwy 70. 1036 Comment
  CAS-BOT-BC240671  Lonicera interrupta Mary Strong Clemens 1920-6-29 s.n. Plumas Quincy Comment
  RSA101488  Lonicera involucrata R. Weatherby 1955-6-26 1557 Plumas Near Lakes Ranger Station, Lakes Basin. 1982 Comment
  CAS-BOT-BC243910  Lonicera involucrata var. involucrata Anna Head 1921-7-20 s.n. Plumas On trail to Round Lake, Feather River Region Comment
  CDA13436  Lotus nevadensis G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13283 Plumas Sierra Nevada; on USFS 23N11A. Comment
  UC80950  Lotus nevadensis var. nevadensis R. M. Austin Jul 1896 460 Plumas Lassens Peak Comment
  JEPS114366  Lotus purshianus var. purshianus Lowell Ahart 2008-9-10 15381 Plumas On the sides of Onion Valley Creek, in the northeast part of Onion Valley, about 3/4 mile northwest of Pilot Peak, about 1/2 mile east of the Quincy La Porte Road, about 9 1/2 miles (air) northeast of La Porte 1916 Comment
  UC725324  Lotus purshianus var. purshianus A. A. Heller 1938-7-2 15242 Plumas near Grays Flat (on Highway 24) 868 Comment
  UC726031  Lotus purshianus var. purshianus A. A. Heller 1938-7-2 15231 Plumas just n Quincy (near the river bridge over Spanish Creek) 1097 Comment
  RSA59912  Lotus unifoliolatus E. K. Balls 1950-9-15 15827 Plumas North Fork Feather River, 6 mi. n.w. of Chester. 1402 Comment
  RSA718161  Lotus unifoliolatus L. Ahart 2006-10-23 13 ,50l 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 5.5 miles (air) northeast of Strawberry Valley. 1282 Comment
  CHSC81391  Ludwigia palustris Lowell Ahart 2001-9-18 9275 Plumas On the wet strand of the south end of the pond, Butterfly Valley, about 5 miles (air) northwest of Quicy. 1104 Comment
  SEINET8057821  Lupinus P. A. Lehenbauer 1937-5-30 s.n. Plumas On Feather River 60 miles north of Reno, near Feather River Inn Comment
  POM147063  Lupinus albicaulis subsp. wolfianus Alice Eastwood 1927-6-18 14699 Plumas Near Greenville. United States Forest Reserve. Comment
  RSA430408  Lupinus albicaulis subsp. wolfianus M. L. Conrad, LeDoux, Kenney 1973-6-5 7050 Plumas Plumas National Forest of Hwy. 70. 1067 Comment
  CAS-BOT-BC198369  Lupinus albifrons John Thomas Howell; Walter Knight; Irja Knight; Gordon True 1968-6-11 2354 Plumas Confluence of Spanish Creek and Butterfly Creek, Butterfly Botanical Area - Sierra Nevada Comment
  SEINET5327645  Lupinus andersonii var. apertus M. J. Williams, Emily McPherson 1974-8-5 74 P-12 Plumas Lake's Basin, Trail from Silver Lake to Mt. Elwell. 2134 Comment
  JEPS85924  Lupinus angustiflorus L. P. Janeway 1990-7-12 3795 D Plumas along top of Eureka Ridge ca 0.5 mi s of the head, Beckwourth Ranger District Bear Creek; Plumas National Forest, Johnsville Quad., Bear Creek 2103 Comment
  CHSC21532  Lupinus apertus D. Brink; L. Mayer 1975-7-10 Plumas Buck's Lake Forest Service Survey. Comment
  CHSC36835  Lupinus arbustus M. S. Taylor 1982-6-21 4710 Plumas Open disturbed slope ca. 100 ft n of Eureka Ridge Rd (23N09.1), ca. 1/2 air mi nw of White Cap, ca. 3 air mi sw of Sloat. 1767 Comment
  JEPS15480  Lupinus arbustus Joseph and Hilda Grinnell 1938-6-11 1097 a Plumas Mohawk 1371 Comment
  NY736672  Lupinus arbustus J. G. Lemmon 05 1879 s.n. Plumas Comment
  SEINET4035611  Lupinus arbustus C. Davidson 1975-1 2745 Plumas 1 mi. on road to Dalton Creek, departing northeast from Hwy 70, 0.7-mi. east of junction of Hwy 70 and 89. 1493 Comment
  CAS-BOT-BC208798  Lupinus argenteus var. heteranthus A. A. Heller; P. B. Kennedy 1907-7-2 8685 Plumas Between Vinton and Beckwith Comment
  CAS-BOT-BC208804  Lupinus argenteus var. heteranthus Alice Eastwood 1927-6-29 14933 Plumas On rood from Chilcott, United States Forest Reserve Comment
  SEINET8080311  Lupinus argenteus var. heteranthus A. A. Heller, P. B. Kennedy 1907-7-2 8685 Plumas Between Vinton and Beckwith Comment
  CHSC92277  Lupinus argenteus var. meionanthus John Dittes 2005-7-11 1211 Plumas Northern High Sierra Nevada Range; Drainage of Smith Creek; ca. 12.7 air-miles north x northeast of Taylorsville, ca. 5.3 air-miles southwest of Diamond Mountain, ca. 4.6 air-miles southeast of Indicator Peak; southwest-facing slope on north side of Smith Creek, ca. 0.5 mile northeast of confluence of Smith Creek and East Branch Lights Creek, upslope (north) of FS Road 28N03. 1498 Comment
  JEPS48891  Lupinus argenteus var. meionanthus Esther C. Fritz 1933-7-15 Plumas Spanish Peak 2133 Comment
  SEINET8080989  Lupinus argenteus var. meionanthus A. A. Heller, P. B. Kennedy 1907-7-16 8864 Plumas Genessee Valley near Genessee Comment
  CHSC60091  Lupinus argenteus var. palmeri L. P. Janeway; Garrett Gibson 1991-7-1 4065 Plumas Plumas National Forest. Yellow Pine Forest along east side of Lake Davis, ca 2 1/4 mi north of the Grizzly Valley Dam. 1783 Comment
  CAS-BOT-BC196605  Lupinus argenteus var. palmeri L. P. Janeway; Garrett Gibson 1991-7-9 4067 Plumas First ridge-saddle on east side of Meadow View Peak 1981 Comment
  CAS-BOT-BC196670  Lupinus breweri var. breweri J. G. Lemmon 1887-9-1 s.n. Plumas Above Sierra Valley Comment
  CHSC110298  Lupinus breweri var. breweri B. Castro 2006-6-9 1565 Plumas Northern High Sierra Nevada. Far W side of lower Thompson Valley, 1 mi NNW of the mouth of McReynolds Creek at Red Clover Creek. 1674 Comment
  POM181086  Lupinus caudatus P. B. Kennedy, A. A. Heller 1907-7-3 8740 Plumas Hills above Red Clover Valley. Comment
  SEINET10490605  Lupinus caudatus subsp. caudatus J. D. Detzer, M. Sacks 1977-7-14 Detzer 21 Plumas Corolla purple and white. Abundant on dry gravelly soil in open area at edge Of montane coniferous forest, ca 3.5 km ne of squaw pk., On e bank of Unimproved usfs road. Sec 1, t25n, r14e. Assoc.: Lupinus latifolius, Castilleja applegatei, achillea lanulosa, wyethia mollis, monardella Odorissima. 1973 Comment
  RSA79298  Lupinus confertus E. K. Balls, Percy C. Everett, B. K. Balls 1952-10-9 18127 Plumas 2.9 mi. n.w. of Sierra-Plumas Co. line, Hwy 89. 1220 Comment
  CAS-BOT-BC215364  Lupinus dalesiae M. S. Taylor 1982-6-1 4573 Plumas 0.1 mile E of Spring Garden city limit sign, just E of Greenhorn Ranch Road, N side of Highway 70 1280 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-BC8436  Lupinus dalesiae Mrs. H. C. Cantelow 1940-5-12 s.n. Plumas 2.4 miles E of Meadow Valley Inn near Quincy Comment
  CHSC88821  Lupinus dalesiae F. Bowcutt 1985-6-5 Plumas Plumas National Forest. 1 mi. NW of Quincy, N side of Hwy. 70. 1066 Comment
  CHSC98991  Lupinus dalesiae Lowell Ahart 2008-6-5 14810 Plumas Steep west bank of the South Fork of the Feather River, about 1/8 mile southwest of the Feather Fork Mine, about 1 1/3 miles northeast of Little Grass Valley Reservoir. 1645 Comment
  JEPS125807  Lupinus dalesiae William Harnach 2004-4-11 1156 Plumas End of Forest Knoll Road at the top of the hill, Quincy, CA Comment
  JEPS85927  Lupinus dalesiae L. P. Janeway 1990-6-4 3693 Plumas ridge between Little Long Valley Cr. and McDermott Ridge Plumas National Forest, Beckwourth Ranger District (on cutbank of rd 23N12, 0.5 mi N of where the rd. rounds the ridge) 1676 Comment
  SEINET10485182  Lupinus dalesiae Mary Susan Taylor 1982-5-25 Taylor 4526 Plumas T23n r11e sw1/4sw1/4 sec 2. Mt ingalls quad. Corolla yellow. In partial Shade in jeffrey pine forest. S side of 23n12, ca. 8 Mi. E of its jct with 23N52, ca. 3/4 Mi. W of mcdermott ravine, ca. 1.5 Mi. Ne of sloat. With Lupinus, hydrophyllum occidentale, collinsia parviflora. 1372 Comment
  SEINET10485185  Lupinus dalesiae L. Hanson 1983-6-7 Hanson 196 Plumas On dirt rd e of hassack off of hwy 70, s of quincy. Found in mixed conifer Forest with castilleja spp., Lotus spp, and phlox spp. Comment
  SEINET10485200  Lupinus dalesiae Mary Susan Taylor 1982-5-27 Taylor 4557 Plumas T24n r9e sw1/4ne1/4 sec 17. Quincy quad. On open phyllite cliff, s side of Bucks lake-spanish creek rd, 2.6 mi. Sw of its jct with hwy 70 in quincy. With Artemisia douglasiana. 1097 Comment
  SEINET12163993  Lupinus dalesiae M. S. Taylor 1982-1 4718 Plumas T23N R10E ne/nw sec 13. Blue Nose Mtn quad. S side of 23N10-Peoria Crk Rd, .2miNE of Oliver Crk 1615 Comment
  UCSB16017  Lupinus formosus Breedlove, Dennis 1962-6-12 Plumas On northern bank of Indian Creek; along State Highway 89, 6.9 miles south of Greenville; Sierra Nevada 1066 Comment
  SEINET10490334  Lupinus grayi J. C. Downey 1964-6-28 Downey 12 Plumas Crescent mill. Host lupine (b) hirsute. 1082 Comment
  SEINET10937188  Lupinus grayi Mary Susan Taylor 1982-5-25 Taylor 4524 Plumas Along N road embankment of 23N12 and uphill ca. 20 ft into McDermott Ravine, in Sloat fire area, ca 2 mi NE mi NE of Sloat. 4600 ft. 1402 Comment
  UC82104  Lupinus grayi Mrs. R. M. Austin July 1876 27 Plumas near Quincy; near Quincy Comment
  SEINET10973162  Lupinus latifolius subsp. longipes Mary Susan Taylor 1982-7-12 Taylor 4824 Plumas T22N R11E sw/se sec 27. Sierra City NW quad. At jct of small creek to Jamison Cr, on n side of Rd 507, just w of Plumas-Eureka State Park boundary, 2.0 mi sw of Johnsville. 5800 ft. 1768 Comment
  CHSC37521  Lupinus lepidus var. confertus M. S. Taylor 1982-8-10 4960 Plumas N side of Hwy 89, s end of Lake Almanor, ca. 1 mi w of Canyon Dam. 1371 Comment
  UC149942  Lupinus lepidus var. confertus Katharine Brandegee July 1911 Plumas Portola Comment
  UC149982  Lupinus lepidus var. confertus Katharine Brandegee 1911-7-30 Plumas Portola Comment
  CHSC118778  Lupinus lepidus var. confertus Wendy L. Boes 2015-6-28 2015 -029 Plumas Plumas National Forest. South of Moonlight Valley, east of Forest Service road 27N82, north of 29N46 (UTM 684518 E, 4454025 N, NAD 83 Zone 10N.) 1700 Comment
  SJSU11971  Lupinus lepidus var. lobbii N. A. Hopkins 1973-6-15 539 Plumas by Old Gold L Rd near rd to Mills Peak fire Lookout, 1.5 mi E of Gold L. 2042 Comment
  CDA27463  Lupinus lepidus var. sellulus G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-23 3148 Plumas Long Valley, 0.4 mile south of junction of Dixie Canyon-Round Valley and Canyon Dam Roads, at Maxwell Mine Road. Comment
  CHSC92284  Lupinus lepidus var. sellulus John Dittes 2005-6-23 1180 Plumas Northern High Sierra Nevada Range; near west shore of Lake Almanor; ca. 0.6 air-miles southeast of intersection of Hwy 36 and Hwy 89; just west of Hwy 89. 1376 Comment
  CHSC97527  Lupinus lepidus var. sellulus Lowell Ahart; John Dittes 2007-6-16 14119 Plumas West of a small 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
  JEPS102823  Lupinus lepidus var. sellulus Lowell Ahart 2001-8-29 9267 Plumas On the west side of Little Last Chance Creek, on the strand of Frenchman Lake. 1700 Comment
  JEPS88186  Lupinus lepidus var. sellulus Vernon H. Oswald and Lowell Ahart 1996-8-14 8179 Plumas 0.6 mi e of White Horse Campground (between Bucks Summit and Bucks Lake on the Oroville-Quicny Hwy, northern High Sierra Nevada); northern High Sierra Nevada 1615 Comment
  CDA27461  Lupinus lepidus var. sellulus G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-23 3092 Plumas 1.8 miles north of Lawrence Street, Quincy, on Highway 70/89. Comment
  CAS-BOT-BC323948  Lupinus polyphyllus subsp. superbus M. S. Taylor 1982-7-7 4787 A Plumas Jct of Hwy 70 and Mohawk turnoff, at Mohawk Ranger Station, ca 1 mi W of Blairsden. 1341 Comment
  RSA372133  Lupinus sellulus subsp. sellulus LeDoux, Dunn, Conrad 1973-6-5 1082 Plumas Juction of Hwy. 70 and Twain Road. 1067 Comment
  POM23523  Lupinus sellulus var. artulus Marcus E. Jones 1897-7-2 s.n. Plumas Near Pratville at Clear Creek 1524 Comment
  RSA303033  Lupinus sellulus var. artulus Thomas H. Kearney 1944-8-14 75 Plumas Near Prattville, Lake Almanor. Comment
  CHSC39463  Lupinus stiversii Jennifer Grant 1984-4-19 11 Plumas Ca. 40 mi ne of Oroville and 50 yds e of the N. Fk. Feather River. 609 Comment
  CHSC108043  Luzula cascadensis L. P. Janeway; B. Castro 2011-10-2 10756 Plumas Northern High Sierra Nevada. North side of Little Grass Valley Reservoir about 5.8 air km north of La Porte; southeast edge of a knoll that trends southward to the lake; about 5-10 m above high water line. 1542 Comment
  CAS-BOT-BC436593  Luzula cascadensis Clare B. Hardham 1970-8-8 17703 F Plumas Road to Thompson Peak Lookout 2133 Comment
  CHSC110448  Luzula comosa var. laxa L. P. Janeway 2013-7-15 11183 Plumas Northern High Sierra Nevada. Plumas National Forest: south side of Tamarack Flat close to Road 22N04. 1713 Comment
  CHSC85993  Luzula comosa var. laxa L. P. Janeway 2003-7-19 7908 Plumas High Cascade Range. Along the south edge of Little Willow Lake. Just above high water line. 1831 Comment
Read comments Oct 3 2006
  JEPS28609  Luzula comosa var. laxa George W. Gillett 1957-7-17 787 Plumas Lassen Volcanic National Park, Willow Lake 1767 Comment
  CHSC52712  Luzula divaricata L. P. Janeway 1984-9-1 1101 Plumas Lakes Basin Recreation Area; north-facing slope above Round Lake. 2133 Comment
  CHSC66776  Luzula divaricata Vernon H. Oswald; Lowell Ahart 1996-8-14 8168 Plumas Northern High Sierra Nevada. Silver Lake Rd. 1.9 mi SE of Silver Lake Campground, NE of Bucks Lake. Along a streamlet on the uphill side of the road. 1645 Comment
  UC1584576  Lycopus uniflorus Dean W. Taylor 1990-8-20 11463 Plumas along minor unnamed tributary Little Willow Lake; Lassen Volcanic Nat'l Park, Reading Peak 7 1/2' Quad. 1844 Comment
  CHSC100365  Lythrum portula Lowell Ahart 2008-9-10 15392 Plumas Below the high water line of Little Grass Valley Reservoir, north of the South Fork of the Feather River, southwest of the horse camp, about 4 1/2 miles (air) north of La Porte. 1537 Comment
  JEPS121887  Lythrum portula Lowell Ahart 2014-11-16 19888 Plumas 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
  SEINET10473901  Machaeranthera canescens Mary Susan Taylor 1982-8-18 Taylor 5051 Plumas T25N R12E se/ne sec 28. Mt Ingalls quad. Mt Ingalls summit, ca. 9 air mi ne of Sloat. Open exposed rocky area; 8370 ft. 2551 Comment
  CAS-BOT-BC342582  Madia Clare B. Hardham 1985-7-31 30139 Plumas Doyles Crossing, between Antelope Reservoir and Janesville Comment
  UCD19155  Madia June McCaskill 19__? 326 Plumas Lake Almanor region? Comment
  RSA699781  Madia citriodora L. Ahart, John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11153 Plumas About 1/4 mile north of Taylor Rock, about 1 mile (air) southwest of Grizzly Peak, about 5 miles (air) south of Taylorsville, about 8 miles (air) northeast of Quincy. 2140 Comment
  SEINET11601351 Image available Madia elegans A. A. Heller, P. B. Kennedy 1907-7-13 s.n. Plumas Taylorsville. Comment
  SEINET11601357 Image available Madia exigua J. T. Howell, T. C. Fuller, G. D. Barbe 1981-6-24 54193 Plumas 2.5 miles northeast of Quincy Junction on road to Mt. Hough 1280 Comment
  CAS-BOT-BC342858  Madia glomerata M. S. Taylor 1982-9-7 5092 Plumas Ramelli Ranch, s side of Feather River, ca. 2 mi w of Beckwourth 1487 Comment
  CHSC37011  Madia glomerata M. S. Taylor 1982-9-7 5092 Plumas Ramelli Ranch, s side of Feather River, ca. 2 mi w of Beckwourth. 1487 Comment
  RSA716700  Madia glomerata L. Ahart, John Dittes 2005-9-20 12437 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-BC342844  Madia glomerata Anna Head 1921-8-3 s.n. Plumas On trail to Gold Lake, Feather River Region Comment
  CAS-BOT-BC342861  Madia glomerata Lowell Ahart 1986-9-10 5397 Plumas About 1 mile north-west of and near Pilot Peak, about 14 miles north-east of La Porte 1950 Comment
  CAS-BOT-BC343272  Madia gracilis John Thomas Howell 1962-6-17 37660 Plumas Butterfly Valley 1036 Comment
  CHSC103129  Madia gracilis Lowell Ahart; John Dittes, Josephine Guardino 2009-7-21 16112 Plumas West of a man made depression, about 20 yards east of Forest Service Road 27N26, about 1000 feet northwest of Powerhouse at the north end of Butt Valley Reservoir, about 3 miles (air) southwest of Lake Almanor. 1302 Comment
  CHSC79687  Madia gracilis G. F. Hrusa; B. Smith, T. D. Wilfred 1996-7-16 13262 Plumas Northern California; Sierra Nevada Flora - Plumas National Forest. Vicinity of headwaters of Bull Run Creek off USFS 23N12E. [Original lat./long. on label is '39 54 N; 120 38 W']. 2050 Comment
  JEPS29575  Madia gracilis John Thomas Howell 1960-7-18 35584 Plumas Drakesbad Lassen Volcanic National Park 1676 Comment
  RSA29224  Madia gracilis Joseph A. Ewan 1934-7-19 8241 Plumas Dentens, Mohawk Valley 1616 Comment
  CAS-BOT-BC343248  Madia gracilis John Thomas Howell 1951-6-29 27744 Plumas Near Spring Garden 1219 Comment
  CAS-BOT-BC343254  Madia gracilis Joseph Andorfer Ewan 1934-7-19 8241 Plumas Dentens (Blairsden), Mohawk Valley 1615 Comment
  CHSC2412  Maianthemum racemosum R. Carter 1965-6-21 250 Plumas Found on E side of Oroville-quincy Rd. 3.05 mi. N of Buckeye Water Hole, ca. 20' from road. 1219 Comment
  CAS-BOT-BC512093  Maianthemum racemosum subsp. amplexicaule Walter Knight; Irja Knight; John Thomas Howell 1966-7-26 1602 Plumas Fern Glen; Butterfly Botanical Area and Vicinity 1066 Comment
  CAS-BOT-BC324549  Malacothrix John Thomas Howell; H. Keith Wagnon 1980-5-28 53701 Plumas Serpentine Canyon about 3 miles east of Rich Bar, East Branch North Fork Feather River, Sierra Nevada 853 Comment
  CHSC62433  Malacothrix floccifera L. P. Janeway 1993-7-31 4484 Plumas Plumas National Forest. Along Cascade Road 0.6 mi north of Fall River crossing; between Mineral Springs Ravine and Dark Canyon. 1066 Comment
  UC53882  Malacothrix floccifera H. M. Hall and E. B. Babcock july, 1903 4433 Plumas Indian Valley Sierra Nevada Mountains 1066 Comment
  SEINET7950491  Marrubium vulgare W. Harnach, N. Harnach 1989-6-17 151 Plumas Sierra Valley, ca 250 ft. W of the steel bridge on Marble Lane. 1487 Comment
  RSA537494  Marsilea vestita Barbara Ertter 1988-10-21 8008 Plumas Lake Almanor, E end of causeway ca. 1.5 miles E of Chester on Highway 36 1341 Comment
  CAS-BOT-BC348171  Matricaria discoidea John Thomas Howell 1955-7-19 30801 Plumas Vinton 1505 Comment
  UCD134458  Matricaria discoidea Matt Georgeff 1992-5-17 18 Plumas Snake Lake campground, 1/2 mile west main campground at lake edge. Comment
  RSA59473  Medicago lupulina E. K. Balls 1950-9-16 15878 Plumas Near fish hatchery, just north of Plumas-Sierra Co. line, hwy. 89. 1433 Comment
  SEINET10508153  Melica bulbosa Mary Susan Taylor, M. Foster 1981-6-10 Taylor 3884 Plumas T24N R14E nw sec 7, Crocker Mt quad. In Red Clover Valley, Overland Inc. Ranches, ca. 3/4 mi N of Genesee- Beckwourth Rd, ca. 11 air mi NW of Beckwourth; elevation ca. 5500 ft.; Sagebrush Scrub on dry sandy soil. 1676 Comment
  CHSC63309  Melica fugax Lowell Ahart 1994-6-15 7330 Plumas On the west side of a logging road, near the intersection of Lumpkin Ridge Road and the road to Tamarack Flat, about 1 mile (air) west of Little Grass Valley Reservoir. 1767 Comment
  CHSC97186  Melica fugax Lowell Ahart; John Dittes, Josephine Guardino 2007-6-8 13993 Plumas East side of an open rocky flat, about 50 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis. 1965 Comment
  RSA201315  Melica fugax J. T. Howell 1960-7-18 35603 Plumas Drakesbad. Lassen Volcanic National Park. 1677 Comment
  CAS-BOT-BC264173  Melica subulata Gordon H. True; John Thomas Howell; Walter Knight; Irja Knight 1968-6-11 2410 Plumas Butterfly Botanical Area, Sierra Nevada 1097 Comment
  CDA32527  Melica subulata G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-23 3131 Plumas 3.25 miles west of Round Valley Reservoir Dam on Dixie Canyon-Round Valley Road, 1/4 mile east of junction with road to Canyon Dam (Lake Almanor) Comment
  RSA754549  Mentha arvensis L. Ahart, John Dittes, Josephine Guardino 2009-7-29 16243 Plumas Below the high water line of Lake Almanor, 1849 feet NW of Lake Almanor Dam. 1591 Comment
  RSA795731  Mentha arvensis L. Ahart, John Dittes, Josephine Guardino 2009-7-21 16121 Plumas About 20 yards east of Forest Service Road 27N26, about 1000 feet northwest of Powerhouse at the north end of Butt Valley Reservoir, about 3 air miles southwest of Lake Almanor. 1303 Comment
  UC1730227  Mentha canadensis L. P. Janeway 1998-9-10 6276 Plumas Along the northwest shore of Snag Lake; about 5 mi northwest of Quincy. 1205 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
  CHSC91685  Mentzelia dispersa G. F. Hrusa; S. Gamairi, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16311 Plumas Northern Sierra Nevada. Willow Creek Rd., 1.6 mi. NW of Hwy 70 and 2.6 mi. W on 70 from town of Portola. 1554 Comment
  SEINET5333284  Mentzelia laevicaulis W. Harnach, N. Harnach 1990-7-10 470 Plumas Sierra Valley, just west of the steel bridge on Marble Lane 1486 Comment
  CHSC21199  Menyanthes trifoliata F. T. Griggs; A. Pass 1975-7-17 212 Plumas Buck's Lake Forest Service Survey. Comment
  CHSC43754  Micranthes aprica Vernon Oswald 1984-6-25 1324 Plumas La Porte-Quincy Rd., ca. 9.7 mi n-e of La Porte. 1889 Comment
  CHSC65123  Micranthes aprica Vernon H. Oswald 1995-7-24 7111 Plumas Caribou Wilderness N of Chester, on the trail between Indian Mdw. and Beauty Lake. 2011 Comment
  CAS-BOT-BC429238  Micranthes oregana E. D. Merrill 1929-7-13 s.n. Plumas Silver Lake 1828 Comment
  CAS-BOT-BC348338  Micropus californicus Walter Knight; Irja Knight 1968-6-11 2345 Plumas In Butterfly Valley proper 944 Comment
  HSC6008  Micropus californicus var. californicus L. S. Rose 1968-6-11 68102 Plumas Butterfly Valley, 4 mi. S of Keddie 1037 Comment
  RSA169384  Microseris lindleyi L. S. Rose 1963-6-5 63134 Plumas East Branch, North Fork of Feather River, 0.5 miles north of Rich Bar. 823 Comment
  HSC6027  Microseris nutans Jim Vaughn 1956-7-28 Plumas Warner Valley, 17 mi. NW of Chester 1677 Comment
  JEPS19843  Microseris nutans Rimo Bacigalupi with Howard Whisler 1957-7-25 6034 Plumas about 1.7 mi e of se end Bucks Lake (along Bucks Lake Road, 1 mi w of Deadwood (Bucks) Summit); watershed of Bucks Creek 1645 Comment
  CDA9207  Mimulus bifidus D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-2 6 .255 Plumas Along road at base of cliff about 15 miles E of Oroville. Mark 83. Comment
  CHSC115158  Mimulus breweri Lowell Ahart 2015-6-7 20216 Plumas Bottom of small basalt ravine, about 80 yards west of dirt road, Lava Top, about 2 1/4 miles (air) north of the bridge across Fall River, about one mile southeast of Cascade, about 7 miles (air) northeast of Feather Falls, about 10 miles (air) west of La Porte. Mixed Evergreen Forest. 1411 Comment
  JEPS124030  Mimulus breweri Lowell Ahart 2015-7-4 20278 Plumas About 1/2 mile west of the intersection of Lumpkin Ridge Road and road to Tamarack Flat, about 1 1/2 miles (air) northwest of Little Grass Valley Reservoir Dam. Comment
  UC1552710  Mimulus breweri Frederica Bowcutt 1985-6-6 574 Plumas about 15 air mi ne Quincy; Plumas National Forest, Red Clover Creek 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
  CDA19256  Mimulus guttatus G. D. Barbe, T. C. Fuller 1982-6-17 3856 Plumas Plumas National Forest; East shore Frenchman Lake at the parking lot; Crystal Fishing Access. 1706 Comment
  JEPS10452  Mimulus guttatus Helen-Mar Wheeler 1944-8-23 Plumas near Cascade settlement; Cascade Creek 1249 Comment
  JEPS94292  Mimulus moniliformis Lowell Ahart 1997-9-11 7895 Plumas about 5 air mi ne of Belden (about 1/8 mi s of Mosquito Creek, on the w side of the North Fork of the Feather River, on w side of Caribou Road); North Fork of the Feather River, Caribou Road 792 Comment
  CHSC21712  Mimulus moschatus F. T. Griggs; A. Pass 1975-7-2 35 Plumas East of Road. Comment
  POM43678  Mimulus moschatus var. moniliformis Marcus E. Jones 1897-7-6 s.n. Plumas Prattville. 5 miles west. 1372 Comment
  JEPS28645  Mimulus nanus var. jepsonii George W. Gillett 1957-7-23 893 Plumas on trail below summit Mt. Harkness; Lassen Volcanic National Park 2346 Comment
  JEPS81482  Mimulus nanus var. mephiticus M. S. Taylor 1982-7-21 4896 Plumas ca. 5 mi se Quincy (s end of Bachs Creek Ridge); Quincy quad. 1752 Comment
  UC1063128  Mimulus nasutus E. Sawyer 1935-6-11 97 Plumas 4 3/4 mi se East Butte; Sierraville Quadrangle Comment
  JEPS113523  Mimulus suksdorfii Lowell Ahart, John Dittes 2007-6-16 14105 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
  RSA309187  Mimulus torreyi W. L. Jepson 1927-6-23 12318 Plumas Warner Springs. 1585 Comment
  CDA11852  Moehringia macrophylla G. F. Hrusa, E. Sandoval 1993-5-3 11140 Plumas Snake Lake Vicinity; Woods surrounding Snake Lake. 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
  SJSU15285  Monardella follettii S. Woolhouse 2010-7-20 6 Plumas Forest service road 26N26 north of Highway 70 and west of Caribou Road. Comment
  UCSC008316  Monardella follettii Brett Smith 2011-7-31 BAS 011 Plumas 170 m due E of FS road 24N29 and 450m SSE of Meadow filled with Leopard Lillies 1170 Comment
  CDA12145  Monardella odoratissima G. F. Hrusa, J. Dinsdale 1989-6-25 7193 Plumas Sierra Nevada; Bucks lake north shore. Comment
  UC634862  Monardella odoratissima subsp. glauca H. L. Mason 1924-6-16 1043 Plumas near Graeagle (s banks of river); Feather River Comment
  CAS-BOT-BC222114  Monardella odoratissima subsp. pallida John Thomas Howell 1976-7-16 51881 Plumas Spanish Creek near mouth of Slate Creek 1066 Comment
  CHSC52040  Monardella odoratissima subsp. pallida L. P. Janeway 1989-6-22 3376 Plumas Plumas National Forest. Along rd 24N49Y 0.2 mi W of Crocker Cr; vicinity of Crocker Guard Sta. 1767 Comment
  CHSC61987  Monardella odoratissima subsp. pallida L. P. Janeway 1993-8-5 4501 Plumas Plumas National Forest. About 1.5 mi west of Pilot Peak; along Road 22N60 0.2 mi southwest of Quincy-La Porte Road (Road 511). 1975 Comment
  CAS-BOT-BC222150  Monardella odoratissima subsp. pallida Mrs. H. C. Cantelow 1938-7-3 s.n. Plumas 4.3 miles north of Almanor Inn Comment
  CDA13369  Monardella sheltonii G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-15 13218 Plumas Sierra Nevada; Inter. of Hwy. 70 & Sloat Rd. approx. 3 m. E of Spring Garden. Comment
  CHSC52053  Monardella sheltonii L. P. Janeway 1989-6-23 3398 Plumas Low W-facing roadcut along hwy 70/89, SE of Quincy; 0.9 mi S of Chandler Rd. 1097 Comment
  CHSC67974  Monardella sheltonii James D. Jokerst 1989-7-3 3121 Plumas Caribou Rd. 3.2 mi N of Hwy. 70. Comment
  CHSC67977  Monardella sheltonii James D. Jokerst 1989-7-3 3114 Plumas N. bank of Hwy. 70 on roadcut, 0.4 mi E of Caltrans Rest Stop, <10 mi E of Quincy. Comment
  RSA551259  Monardella sheltonii J. T. Howell 1975-7-22 51350 Plumas 2 miles NW of Spring Garden 1174 Comment
  SEINET10928192  Monardella sheltonii A. Graff 1993-7-21 Graff 289 Plumas Plumas National Forest. On Hwy. 70 west, .3 mile southeast of Greenhorn Ranch Rd., on right road bank. T24N,R10E,S25. Growing in light brown, sandy, gravelly soil, with Arctostaphylos sp. and scrub. Bombus sp. Comment
  UCSC008314  Monardella stebbinsii Brett Smith 2011-7-27 BAS 009 Plumas Directly off Hwy 70 in Ravine from which unnamed stream flows, very small pull-out on river bank across Hwy. 42m N of Feather River. 823 Comment
  JEPS62428  Monardella villosa subsp. villosa W. I. Follett 1937-8-2 105 Plumas North side Rich Gulch 1173 Comment
  CAS-BOT-BC444738  Montia chamissoi D. E. Breedlove 1962-6-12 3440 -A Plumas Along State Highway 36, 6.9 miles west of Chester; Sierra Nevada 1524 Comment
  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
  CAS-BOT-BC444860  Montia fontana John Thomas Howell 1960-7-18 35522 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  CAS-BOT-BC444857  Montia fontana M. S. Taylor 1982-7-7 4785 Plumas S slope of Big Hill, ca. 3 air mi s of Sloat. 1615 Comment
  CHSC58510  Montia fontana subsp. chondrosperma Vernon H. Oswald; Lowell Ahart 1992-7-6 5062 Plumas On Kelly Mtn. ca. 0.2 mi SW of the end of Kelly Mtn. Rd. (Forest Rd. 29N75). In wet soil bordering a shallow, boggy meadow-like opening along a drainage in forest. 1804 Comment
  CAS-BOT-BC445090  Montia linearis John Thomas Howell 1963-6-3 39391 Plumas Butterfly Valley Comment
  CAS-BOT-BC445083  Montia linearis Alice Eastwood 1927-6-1 14666 Plumas United States Forest Reserve. On road from Long Valley Comment
  CAS-BOT-BC445100  Montia linearis A. A. Heller; P. B. Kennedy 1907-7-4 8731 Plumas Two miles south of Red Clover valley Comment
  SEINET5334388  Montia linearis A. A. Heller, P. B. Kennedy 1907-7-4 8731 Plumas Meadow two miles south of Red Clover Valley Comment
  CAS-BOT-BC267013  Muhlenbergia filiformis E. D. Merrill 1929-7-13 s.n. Plumas Silver Lake 1828 Comment
  CHSC41886  Muhlenbergia filiformis Lowell Ahart 1986-9-10 5398 Plumas Near an open bare serpentine area, about 1 mile north-west of Pilot Peak, about 14 mile north-east of La Porte. 1950 Comment
  RSA107488  Muhlenbergia richardsonis L. S. Rose 1955-7-20 55161 Plumas Mohawk 1372 Comment
  CHSC81352  Myosotis discolor L. P. Janeway 1996-5-20 4975 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
  RSA6245  Myosotis discolor D. D. Keck 1932-7-3 1670 Plumas Along branchlet of Spanish Creek in meadow. also a large colony spreading over a vacant lot near center of town Comment
  UC2058702  Myosotis discolor Tom Reyes, Heather Smith 2015-4-22 135 Plumas Terminal Geyser Comment
  CAS-BOT-BC392270  Myosurus apetalus John Thomas Howell; H. Keith Wagnon 1980-5-27 53614 Plumas 1 mile west of Almanor 1386 Comment
  UC1101361  Myosurus apetalus Herbert L. Mason 1953-7-8 14559 Plumas 6 mi se Beckwourth (on road from; to Loyalton across valley) Comment
  JEPS124128  Myriophyllum hippuroides Lowell Ahart 2015-10-3 20537 Plumas 100 yards east of the Round Valley Reservoir Dam, about 2 1/2 miles (air) northwest of Crescent Mills. Comment
  CDA37311  Myriophyllum sibiricum B. Villegas 2008-7-23 s.n. Plumas Lake Davis, Eagle Point. 0 Comment
  JEPS102860  Myriophyllum sibiricum Lowell Ahart 2001-10-8 9334 Plumas On the west side of Indian Creek, about 400 yards south of Arlington Road, about 200 yards east of Highway 89, about 1 1/2 miles south of Crescent Mills. 1066 Comment
  SD9589  Myriopteris gracillima Mrs. R. M. Austin Nov 1877 Plumas Quincy Comment
  OBI60877  Myriopteris gracillima E. Lehto 1934-6-26 8283 Plumas Upon rock outcrops above stream bed. Frasguir creek falls, Gold Lake Road 1829 Comment
  SEINET3887644  Narthecium californicum Lewis S. Rose 1966-7-27 66055 Plumas Butterfly Valley. 3 miles West of Keddie.; 0 1067 Comment
  UCD63697  Narthecium californicum Daniel Sanchez-Mata; Tomas Santamaria 2006-7-8 s.n. Plumas Quincy. Plumas National Forest. Blackhawk Road. Butterfly Valley Botanical Area. Sweetwater Marsh. 1160 Comment
  CAS-BOT-BC515767  Narthecium californicum Anna Head 1921-7-24 s.n. Plumas Feather River Region; Meadow on trail to Long Lake 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
  CHSC97581  Navarretia divaricata subsp. divaricata Lowell Ahart; John Dittes 2007-6-16 14095 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
  CHSC115157  Navarretia divaricata subsp. vividior Lowell Ahart 2015-6-7 20217 Plumas Along the dirt road, Lava Top, about 2 1/4 miles (air) north of the bridge across Fall River, about one mile southeast of Cascade, about 7 miles (air) northeast of Feather Falls, about 10 miles (air) west of La Porte. Mixed Evergreen Forest. 1411 Comment
  SEINET197718  Navarretia intertexta J. M. Tucker 1948-7-24 1717 Plumas Near road from Cascade to Camel Peak. 1615 Comment
  JEPS124032  Navarretia intertexta subsp. propinqua Lowell Ahart 2015-7-4 20279 Plumas About 1/2 mile west of the intersection of Lumpkin Ridge Road and road to Tamarack Flat, about 1 1/2 miles (air) northwest of Little Grass Valley Reservoir Dam. Comment
  RSA71074  Navarretia leptalea L. S. Rose 1951-6-27 51042 Plumas Jamison Creek, SW of Johnsville. 1890 Comment
  UC726817  Navarretia leptalea subsp. leptalea A. A. Heller 1941-7-29 16269 Plumas Highway #36, 7 mi w Chester; w of Chester Comment
  UC932014  Navarretia leptalea subsp. leptalea Verne Grant, Alva Grant 1948-7-11 Plumas Lava Cap Lava Cap (southwestern Plumas County) 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
  CHSC41966  Navarretia sinistra Lowell Ahart 1986-7-8 5359 Plumas About 1 mile north-west of Pilot Peak, about 14 miles north-east of La Porte. 1950 Comment
  CHSC52395  Nemacladus capillaris L. P. Janeway 1989-6-30 3425 Plumas Plumas National Forest. NW-facing slope above rd 24N45Y 0.2 mi E of Beckwourth-Genessee Rd (rd 111) 6.4 mi E of Beckwourth; across from the Crocker Station. 1767 Comment
  JEPS109607  Nemacladus capillaris Dean W. Taylor 2002-6-19 18163 Plumas minor drainage just south of Greenhorn Creek, ca. 1 air mile East of the Williams Loop and Highway 70, ca. 400 feet due south of the marked quarter-corner 1249 Comment
  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
  SEINET10461180  Nemacladus interior Howell 1975-7-22 Howell s.n. Plumas In the Transition Life Zone, 2 miles northwest of Spring Garden 1173 Comment
  SEINET10906130  Nemacladus interior Follett 1936-6-28 FOLLETT 62 Plumas Rock Creek 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
  UC726892  Nemophila heterophylla A. A. Heller 1942-5-8 16454 Plumas about the base of cliffs and also on them 3 mi w Belden; about base of cliffs and on cliffs w of Belden Comment
  CHSC97524  Nemophila pedunculata Lowell Ahart; John Dittes 2007-6-16 14103 Plumas East of a small stream, on the south side of County Road 111 (Beckwourth Genesee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1647 Comment
  RSA726288  Nemophila pedunculata L. Ahart 2007-6-16 14103 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
  UCD119933  Nemophila pedunculata Grady L. Webster 1992-5-17 7766 Plumas 2 mi sw of Grizzly Valley Dam. 1737 Comment
  CHSC21219  Nemophila spatulata F. T. Griggs; A. Pass 1975-7-10 147 Plumas Bucks Lake Forest Service Survey. Comment
  CHSC97176  Nemophila spatulata Lowell Ahart; John Dittes, Josephine Guardino 2007-6-8 14004 Plumas East side of an open rocky flat, 60 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis. 1965 Comment
  UC635508  Nuphar lutea subsp. polysepala H. L. Mason 1924-6-20 1089 Plumas in a lily pond near Greagle Lodge Comment
  SEINET242414  Oenothera claviformis var. purpurascens June McCaskill 465 Plumas Lake Almanor region Comment
  SEINET5345598  Oenothera flava subsp. flava W. Harnach, N. Harnach 1990-6-13 377 Plumas Sierra Valley, Sw of Beckwourth, Ramelli Ranch 1487 Comment
  JEPS29579  Oreostemma alpigenum var. andersonii J. Thomas Howell 1960-7-23 35964 Plumas Dream Lake, (Drakesbad) Lassen Volcanic National Park, Dream Lake, Drakesbad 1676 Comment
  UCD20961  Oreostemma alpigenum var. andersonii E. Bortiri 2002-6-20 WFC 9 Plumas McRae Meadow, 5 miles West of Plumas Eureka State Park. Comment
  CAS-BOT-BC327726  Oreostemma elatum Walter Knight; Irja Knight 1966-9-12 1730 Plumas Butterfly Botanical Area and Vicinity. Pond reservoir. 1097 Comment
  JEPS127609  Orobanche corymbosa B. Castro with Brian Humphrey 2015-7-10 2096 Plumas 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 200 feet below edge of Ponderosa-Jeffrey pine forest. Comment
  SEINET10500391  Orobanche fasciculata Mary Susan Taylor, M. Foster 1981-6-3 Taylor 3851 Plumas T24N R14E nw sec 7, Crocker Mt quad. Sagebrush Scrub in Red Clover Valley, ca. 0.5 mi N of Genesee-Beckwourth Rd, ca. 7 mi NW of Beckwourth; elevation 5480 ft. 1670 Comment
  SD7032  Orthocarpus bracteosus Mrs. R. M. Austin 1880-1 Plumas Big Meadows Comment
  UC1032381  Orthocarpus cuspidatus subsp. cryptanthus E. Sawyer 1935-6-21 136 Plumas 4 1/2 mi nne Crow; Plumas Nat'l Forest, Sierraville Quadrangle Comment
  PASA154  Orthocarpus lacerus Frank W. Peirson 1926-6-21 Plumas East slope Sierra Nevada on the Humbolt Rd. Comment
  PASA155  Orthocarpus lacerus Margaret Stason 1932-6-22 Plumas Lake Almanor camp ground Comment
  RSA0058871  Osmorhiza chilensis Lowell A. Ahart 2008-7-16 15072 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
  CHSC63109  Osmorhiza occidentalis Lowell Ahart 1994-6-29 7406 Plumas North of a poor logging road, about 1/2 mile south of Bucks Lake. 1828 Comment
  RSA325153  Osmorhiza occidentalis M. S. Taylor 1981-6-17 3929 Plumas On north side of Coldwater Springs, ca. 1/4 mile E of its junction with 25N49, ca. 14 air miles N of Blairsden 2073 Comment
  CAS-BOT-BC316901  Packera eurycephala var. lewisrosei Lewis Samuel Rose 1963-6-5 63136 Plumas East branch, north fork of Feather River, 0.5 mi north of Rich Bar 822 Comment
  CAS-BOT-BC121005  Paeonia brownii Mary Strong Clemens 1920-4-20 s.n. Plumas Greenville Comment
  CAS-BOT-BC121006  Paeonia brownii Anna Head 1920-6-15 s.n. Plumas Lake Center Camp, Feather River Region. 1920 Comment
  NY243409  Paeonia brownii Mrs. Ames 1876-1 s.n. Plumas Comment
  UCD102582  Paeonia brownii Michael A. Vincent 1999-6-7 8518 Plumas Plumas National Forest, Milford Ranger District. West of Frenchman Lake along FS Rt. 11. Comment
  CAS-BOT-BC121012  Paeonia brownii Rimo Bacigalupi 1927-7-12 1729 Plumas Along littel Gray Eagle Creek near Lakes Center Camp, Gold Lake Region. Comment
  SEINET10537848  Paeonia brownii Mary Susan Taylor 1981-7-13 Taylor 3996 A Plumas T24N R16E sw/sw sec 5, Frenchman Lake quad. Ca. 20-100 yds N of 25N43, ca. 0.5 mi W of 25N11 at N tip of the Lake, ca. 13 air mi N of Chilcoot. Sagebrush Scrub, dry and open to partial shade on edge of Jeffrey Pine Forest. 5700 ft 1737 Comment
  SBBG115626  Panicum acuminatum B. Crampton 1964-8-25 7157 c Plumas Devils Kitchen, Hot Springs Crk cyn, ca. 1.5 mi W of Drakesbad 1859 Comment
  UCD88707  Panicum acuminatum var. fasciculatum Walter Knight; Irja Knight, John Thomas Howell 1966-7-28 1675 Plumas Butterfly Botanical Area and Vicinity. Sweetwater Meadow. 1127 Comment
  UCD89951  Panicum acuminatum var. thermale Beecher Crampton 1964-8-25 7157 Plumas Lassen Volcanic National Park, Devil's Kitchen. 1859 Comment
  UCD89953  Panicum acuminatum var. thermale Beecher Crampton 1964-8-25 7157 Plumas Lassen Volcanic National Park, Devil's Kitchen. 1859 Comment
  CAS-BOT-BC253743  Panicum capillare John Thomas Howell 1959-9-25 34991 Plumas Feather River, Portola 1478 Comment
  CHSC113896  Panicum capillare Lowell Ahart 2014-8-26 19794 Plumas On the north side of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. 1533 Comment
  JEPS107736  Panicum capillare Lowell Ahart, John Dittes 2005-9-19 12393 Plumas Below the high water line of Taylor Lake, on the northeast side of Taylor Lake, about 6 miles (air) southwest of Antelope Lake 2076 Comment
  SEINET228557 Image available Panicum capillare subsp. capillare Lowell Ahart 1981-9-6 3078 Plumas .5 miles south-west of the intersection of highway 89 and Arlington Road about .5 miles south-west of Crescent Mills Comment
  CAS-BOT-BC253813  Panicum dichotomiflorum John Thomas Howell 1959-9-26 35065 Plumas Near Virgilia 838 Comment
  POM181064  Pedicularis attollens A. A. Heller, P. B. Kennedy 1907-7-9 8795 Plumas Prattville. Comment
  UC1609194  Pedicularis attollens Vernon H. Oswald and Lowell Ahart 1993-8-3 5765 Plumas along n side of Unnamed lake 0.25 mi e of Hay Meadow (on the s edge of Caribou Wilderness near n end of 30N25, 9 air mi n of Lake Almanor); Caribou Wilderness 1926 Comment
  RSA14379  Pedicularis groenlandica Elmer I. Applegate 1929-6-20 5760 Plumas Between Camp Kelly and Drakesbad, Warner Valley, Mt Lassen region. Comment
  SD46706  Pedicularis groenlandica Robert J. Weatherby 1955-6-26 1559 Plumas Near Lakes Ranger Station, Lakes Basin 1981 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
  HSC102783  Pedicularis racemosa L. Ahart 2008-8-14 15201 Plumas About 5 air miles NE of La Porte, ~.05 mi. NE of Little Grass Valley Reservoir; east side of Forest Service Road 22N68, ~100 yds. west of the South Fork of the Feather River 1572 Comment
  UC1012475  Pedicularis semibarbata Francis W. Pennell Jun 10 1940-Jun 11 1940 25804 Plumas e of Almanor (Route 89) 1463 Comment
  CHSC23378  Pellaea brachyptera Lowell Ahart 1975-8-29 967 Plumas In section 32 near Oxford and Coquette Creeks. About 10 miles south of Buck's Lake. 1828 Comment
  SD9647  Pellaea brachyptera Mrs. R. M. Austin Nov 1877 Plumas Quincy Comment
  CAS-BOT-BC69330  Pellaea brachyptera Clarence R. Quick 1962-6-20 62 38 A Plumas Along roadside, Longville-Beldon Road, ca. 2 mi. SE of summit 1402 Comment
  CAS-BOT-BC69362  Pellaea breweri Wayne D. Dakan 1973-8-6 s.n. Plumas Thompson Peak near the look-out Comment
  CHSC107293  Pellaea bridgesii L. P. Janeway; Peter Zika, Barbara Wilson 2011-8-6 10628 Plumas Northern High Sierra Nevada. Plumas National Forest; north side (upslope of ) dirt road on north side of Jamison Creek 0.3 road km west of Plumas-Eureka State Park boundary. 1718 Comment
  CAS-BOT-BC67586  Pellaea mucronata John Thomas Howell 1967-6-22 42661 Plumas Sierra Nevada Canyon of the Feater River North Fork, near mout of Chambers Creek. 609 Comment
  JEPS127  Penstemon deustus W. I. Follett 1946-5-24 142 Plumas Chips Creek at North Fork Feather River 670 Comment
  SBBG25523  Penstemon deustus C. B. Hardham 1961-6-15 7429 Plumas Indian Crk, jct with Feather River N of Quincy Comment
  RSA641473  Penstemon deustus Michael A. Vincent 1999-6-8 8561 Plumas Along FS 28N03H about 0.25-0.5 mile south of FS Rt 3. Comment
  UCSB6173  Penstemon deustus Crosswhite, F.; Russell, N. 1960-6-8 Plumas Plumas National Forest; 1 mi. S Indian Falls 1158 Comment
  CDA14128  Penstemon deustus var. suffrutescens G. F. Hrusa 1997-5-3 13818 Plumas Sierra Nevada; W side of Rattlesnake Creek creekbed, immed. S of Hwy 70 approx. 15 mi. E of Quincy. Comment
  CHSC75546  Penstemon deustus var. suffrutescens G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-23 3100 Plumas Reservoir shore 0.1 mile west of Round Valley Reservoir dam on Dixie Canyon-Round Valley Road. 1371 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
  CHSC56881  Penstemon gracilentus L. P. Janeway 1991-8-3 4107 Plumas Plumas National Forest, Beckwourth Ranger District, Threemile Compartment. Near top of ridge, south end of Grizzly Ridge and ca 1 3/4 mi west of Smith Peak. 2072 Comment
  HSC97084  Penstemon gracilentus L. Ahart, John Dittes 2005-9-20 12449 Plumas S side of FS Rd. 27N34, 1 mi. NE of Eisenheimer Peak, 0.75 mi. S of Wilcox Valley 2050 Comment
  UCD147774  Penstemon gracilentus Allyson Ayalon; Lucie Jerabkova 2012-8-1 136 Plumas Plumas County. Antelope Lake vacinity. 1524 Comment
  NY600765  Penstemon gracilentus J. G. Lemmon 1875-1 1127 Plumas Near Lassen Comment
  SFV17477  Penstemon laetus P. Wilson 1998-7-18 3534 dup. Plumas Sierra Nevada Bucks Lake. 1600 Comment
  UCR78374  Penstemon laetus Barbara Ertter, Gary Schoolcraft 1989-7-3 8652 Plumas Below Red Rock Lookout, c. 8 mi south of Susanville 2256 Comment
  CAS-BOT-BC6803  Penstemon neotericus David Daniels Keck 1930-7-24 958 Plumas Halfway between Chester and Westwood. 1463 Comment
  NY627274  Penstemon neotericus K. A. Vincent 1987-6-25 4432 Plumas Sierra Nevada, Tobin Ridge, North Fork Feather River Canyon; along west side of CA 70, ca. 7.4 miles southwest of Beldon Town. 640.1 Comment
  NY627280  Penstemon neotericus D. D. Keck 1932-7-6 1719 Plumas Sierra Nevada; 12 miles west of Chester 1585.0 Comment
  CHSC43476  Penstemon newberryi Lowell Ahart 1968-6-29 21 Plumas Near Slate Creek, about 2 miles west of Grass Flat, about 2 miles north-east of La Porte. 1066 Comment
  POM147040  Penstemon newberryi subsp. newberryi Alice Eastwood 1927-06 s.n. Plumas On road from Long Valley. United States Forest Reserve. Comment
  RSA17708  Penstemon newberryi subsp. newberryi Elmer I. Applegate 1934-5-3 8908 Plumas Near and west of Meadow Valley. Comment
  CAS-BOT-BC239300  Penstemon newberryi var. berryi G. Schoolcraft 1999-6-19 2836 Plumas Along Janesville Grade above Thomposon [Thompson] L.O. Road 1828 Comment
  UC1017722  Penstemon newberryi var. newberryi Marion Ownbey, Ruth P. Ownbey 1938-7-14 1734 Plumas Humboldt Summit Sierra Nevada Comment
  CHSC21293  Penstemon personatus F. T. Griggs; A. Pass 1975-8-3 303 Plumas Buck's Lake Forest Service Survey. Comment
  SEINET11262173  Penstemon personatus Robert L. Johnson, Mikel R. Stevens 2015-7-11 3952 Plumas Northern High Sierra Nevada. 0.6 rd mi S of jct with Cold Water Rd and Red Mtn Road on Gravel Range Rd. Ca 3.5 air mi south of Bucks Lake.; 0 1771 Comment
  CDA13929  Penstemon roezlii G. F. Hrusa 1997-5-3 13854 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
  NY650128  Penstemon roezlii D. D. Keck 1928-6-15 444 Plumas Three miles west of Sloat 1310.6 Comment
  RSA71068  Penstemon roezlii L. S. Rose 1951-6-24 51067 Plumas 9 mi. east of Quincy. 1220 Comment
  UC1238915  Penstemon roezlii Freed W. Hoffman 1946-6-11 919 Plumas dry rocky bed of river Feather River at Jackson Creek; Feather River at Jackson Creek Comment
  CAS-BOT-BC239607  Penstemon rydbergii var. oreocharis John Thomas Howell 1962-6-18 37736 Plumas Sierra Valley near Beckwourth 1487 Comment
  NY650944  Penstemon rydbergii var. oreocharis L. Ahart 1980-7-27 2492 Plumas About 3 miles south of Bucks Lake. Comment
  NY651260  Penstemon rydbergii var. oreocharis J. T. Howell 1981-6-23 54177 Plumas Long Valley at road to Maxwell Mine 1633.7 Comment
  UC565599  Penstemon rydbergii var. oreocharis Herbert L. Mason 1926-6-19 1085 Plumas Gold Lake Comment
  UC577896  Penstemon rydbergii var. oreocharis F. W. Embree 1934-6-12 107 -99 Plumas w end Haskins Valley; Bidwell Bar Quad. 1615 Comment
  CAS-BOT-BC77078  Pentagramma triangularis subsp. triangularis John Thomas Howell 1967-6-22 42657 Plumas Sierra Nevada - Canyon of the Feather River North Fork, near mouth of Chambers Creek 609 Comment
  SJSU11949  Perideridia bolanderi subsp. bolanderi N. A. Hopkins 1971-6-19 405 Plumas c. 5 mi SE of Beckwourth, Sierra Valley 1219 Comment
  CHSC40226  Perideridia howellii Vernon Oswald 1985-7-8 1889 Plumas Drakesbad, trail to Devil's Kitchen on the s side of Falls Creek slightly e of the level of the swimming pool at the resort. 1731 Comment
  CHSC102656  Perideridia lemmonii Lowell Ahart; John Dittes 2009-8-28 16351 Plumas On damp to wet soil, seep, on the north side of Forest Service Road 27N98, headwater of Clear Creek, about 2.0 miles (air) north of Butt Valley Reservoir Dam, about 3 miles (air) southwest of Lake Almanor Reservoir Dam. 1476 Comment
  CAS-BOT-BC222767  Perideridia parishii Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1644 Plumas Butterfly Botanical Area and Vicinity. In area at north end of Pond Reservoir 1097 Comment
  OBI8819  Perideridia parishii Lewis S. Rose 1966-7-27 66066 Plumas Butterfly Valley, 3 mi w of Keddie 1067 Comment
  UC1389966  Perideridia parishii subsp. latifolia T. I. Chuang and R. Bacigalupi 1963-8-2 5918 Plumas Warner Valley campground Comment
  CAS-BOT-BC413558  Persicaria amphibia Mrs. A. L. Coombs 1912-9-1 s.n. Plumas Big Meadows Comment
  CAS-BOT-BC413561  Persicaria amphibia John Thomas Howell 1926-7-30 2160 Plumas Prattville 1371 Comment
  CAS-BOT-BC419044  Persicaria lapathifolia Robert J. Weatherby 1950-7-21 1470 Plumas East Quincy 1036 Comment
  CHSC113856  Persicaria lapathifolia Lowell Ahart 2014-9-9 19841 Plumas Below the high water line,on the sides of Sly Creek, Sly Creek Reservoir, about 7 miles (air) southwest of La Porte. 1069 Comment
  CAS-BOT-BC419239  Persicaria maculosa John Thomas Howell 1951-8-19 28194 Plumas Greenville 1097 Comment
  CDA13568  Phacelia hastata subsp. hastata G. F. Hrusa, T. D. Wilfred 1996-7-23 13398 Plumas Sierra Nevada; Plumas NF. Above Little Long Valley Creek. Approx. 1/2 m. N. of Hwy 70 about 15 m. E of Quincy. Comment
  CHSC21333  Phacelia hastata subsp. hastata F. T. Griggs; A. Pass 1975-7-8 99 Plumas Buck's Lake Forest Survey 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
  JEPS3100  Phacelia hydrophylloides Mrs. Emanuel Fritz 1933-7-15 Plumas along rocky road Spanish Peak 2145 Comment
  CHSC112609  Phacelia imbricata subsp. imbricata Lowell Ahart 2013-9-11 19033 Plumas Gravel bar on the west side of Chips Creek, about 20 yards south of Highway 70, about one mile southwest of Belden. 676 Comment
  JEPS1049  Phacelia racemosa W. L. Jepson 1910-6-9 4104 Plumas near Lassen Peak (mt. slopes); Hot Springs Valley 1950 Comment
  UCD120669  Phacelia racemosa W. R. Powell 1968-7-2 1601 Plumas Along road around southeast side of Little Grass Valley Reservoir, 3 miles north-northeast of La Porte. 1554 Comment
  RSA0008808  Phaeostoma atropurpureum A. A. Heller 1938-5-30 15129 Plumas Along the Feather River Hwy west of Arch Rock Tunnel. Comment
  CHSC81191  Phalaris arundinacea Lowell Ahart 2001-8-28 9191 Plumas Near strand of Lake Almanor, south of the intersection of the dirt road to Last Chance Marsh and the poor dirt road that goes south along Lake Almanor to the causeway of Highway 36, on the west side of the poor dirt road, about 3/4 mile northeast of Chester. 1371 Comment
  CHSC11347  Philadelphus lewisii Lowell Ahart 1970-7-2 Plumas 12 miles E. of Pulga. 762 Comment
  CAS-BOT-BC253532  Phleum John Thomas Howell; H. Keith Wagnon 1980-5-28 53687 Plumas Indian Falls, Sierra Nevada 975 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
  SEINET12326792  Phlox speciosa M. S. Taylor 1982-1 4525 Plumas ca 3/4 mi W of McDermott Ravine and 1.5 mi NE of Sloat 1372 Comment
  CDA18690  Phlox speciosa subsp. occidentalis G. D. Barbe, T. C. Fuller 1982-6-15 3697 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
  UC1124210  Phlox speciosa subsp. occidentalis E. Sawyer 1935-5-21 19 Plumas 2.5 mi e Beckwith Butte; Sierraville Quad. 1584 Comment
  RSA114445  Phlox speciosa subsp. occidentalis E. K. Balls, Lee W. Lenz 1955-5-14 20711 Plumas 3.1 miles N of Greenville on road to Lake Almanor Hwy 89. 1159 Comment
  CDA14728  Phoenicaulis cheiranthoides G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-24 3254 Plumas 2.5 miles southeast of Mt Hough summit, 0.4 mile northwest of China Grade Road (to Taylorsville). 1798 Comment
  JEPS115164  Phoradendron libocedri Lowell Ahart, John Dittes 2009-7-15 16087 Plumas On Calocedrus decurrens, on the northwest side of Forest Service Road 26N671, northeast of Forest Service Road 26N67, about 2.8 miles (air) southeast of Butt Valley Reservoir Dam 1702 Comment
  CAS-BOT-BC58837  Phyllodoce breweri Wayne Roderick 1967-8-5 s.n. Plumas Plumas-Sierra County line - e. end of Luther Ridge 2133 Comment
  CAS-BOT-BC78721  Pinus jeffreyi John Thomas Howell 1960-7-18 35503 Plumas Drakesbad 1828 Comment
  CDA530  Pinus jeffreyi G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-23 3103 Plumas South shore of Round Valley Reservoir. 1 mi W of dam on Dixie Canyon-Round Valley Rd. Comment
  MACF019587  Pinus lambertiana Trudy R. Ericson 1975-9-18 399 Plumas Taylor Lake, Plumas National Forest 2163 Comment
  UC1219837  Pinus lambertiana R. A. Cockrell 1940-7-31 8548 Plumas Meadow Valley Comment
  CAS-BOT-BC73083  Pinus lambertiana John Thomas Howell 1960-7-20 35751 Plumas Lassen Volcanic National Park, Boiling Springs Lake. 1798 Comment
  UC1134042  Pinus monticola F. W. Embree 1934-6-22 118 Plumas 2 mi nw Frenchman Hill; Bidwell Bar Quad., Plumas Nat. Forest 1645 Comment
  SEINET8060071 Image available Pinus monticola Joseph Andorfer Ewan 1934-7-16 8505 Plumas Bear Lake, Mt. Uwell trail above Bear Lake Comment
  CAS-BOT-BC79049  Pinus ponderosa Walter Knight; Irja Knight; John Thomas Howell 1966-7-26 1595 Plumas Fern Glen 1097 Comment
  CHSC33884  Pinus ponderosa M. S. Taylor 1981-7-21 4074 Plumas NE corner of jct 25N42 and 401, above squirrel Creek, ca. 3 air mi n of Spring Garden. 1371 Comment
  CHSC116203  Piperia unalascensis Lowell Ahart 2015-7-4 20290 Plumas On the east side of the paved road, about 1/2 mile north of the intersection of Lumpkin Ridge Road and the road to Little Grass Valley Reservoir dam. 5680 Comment
  CHSC63203  Piperia unalascensis Lowell Ahart 1994-6-29 7403 Plumas About 1/2 mile south of Bucks Lake. 1828 Comment
  SBBG21827  Piperia unalascensis D. Myrick 1964-7-19 867 Plumas Boiling Lake Trail, Drakesbad, Lassen Volcanic Nat Park 1828 Comment
  CAS-BOT-BC228015  Plagiobothrys Alice Eastwood 1918-5-25 7015 Plumas Portola Comment
  CAS-BOT-BC228016  Plagiobothrys John Thomas Howell 1926-7-30 2163 Plumas Prattville 1371 Comment
  CHSC53581  Plagiobothrys cusickii L. P. Janeway 1989-7-25 3522 Plumas Plumas National Forest. Crocker Meadow; near Beckwourth-Genesee Rd (rd 111) 6.4 mi north of Beckwourth. In drainage channel. 1737 Comment
  JEPS113444  Plagiobothrys cusickii Lowell Ahart, John Dittes, Josephine Guardino 2007-6-8 14033 Plumas Strand of Lake Davis, southeast of the end of the road, north end of Lake Davis 1763 Comment
  CAS-BOT-BC230970  Plagiobothrys hispidulus Lowell Ahart 1985-7-3 5102 Plumas Little Grass Valley Reservoir, where the S Fork of the Feather River flows into the lake, about 4.25 miles NE of La Porte 1584 Comment
  UCD120826  Plagiobothrys hispidus Kim Nixon 1977-5-28 27 Plumas Bird Creek Road, 0.2 mile north of Greeno Road and 7.2 miles east of Doyle. 1950 Comment
  CAS-BOT-BC228464  Plagiobothrys mollis R. F. Thorne; C. W. Tilforth 1969-9-6 39237 Plumas Along Feather River 1 mile SW of Beckwourth 1356 Comment
  SJSU14712  Plagiobothrys mollis N. A. Hopkins 1991-6-26 1685 Plumas Marble Hot Springs Rd 1524 Comment
  SEINET10497114  Plagiobothrys scouleri Lowell Ahart, Peter Ahart 1985-9-26 Ahart 5175 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
  SEINET12331840  Plagiobothrys scouleri Unknown 1985-1 5102 Plumas about 4.25 mi NE of La Porte, Little Grass Valley Reservoir, where South Fork of Feather River flows 1585 Comment
  POM73007  Plagiobothrys scouleri var. cusickii Marcus E. Jones 1897-7-3 s.n. Plumas Prattville. 1372 Comment
  RSA769814  Plagiobothrys scouleri var. cusickii L. Ahart 2008-9-10 15394 Plumas Below high water line of Little Grass Valley Reservoir, north of the South Fork of the Feather River, southwest of the horse camp, about 4.5 air miles north of La Porte 1538 Comment
  RSA189383  Plagiobothrys tenellus L. S. Rose 1967-6-19 67118 Plumas Butterfly Valley, ca. 3 miles W of Keddie. 1220 Comment
  RSA715606  Plagiobothrys tenellus L. Ahart, Richard Rabeler, L. P. Janeway, L. Hanson 2005-4-20 11749 Plumas On the N side of Hwy 70, about 1/8 mile E of Chambers Creek, about one mile NE of Indian Jim Campground. 630 Comment
  POM147053  Plagiobothrys torreyi Alice Eastwood 1927-06 s.n. Plumas On road from Chilcott, United States Forest Reserve Comment
  UCD124601  Plantago lanceolata Robbins; Raynor 1943-6-1 s.n. Plumas Belden. Comment
  CHSC21663  Platanthera leucostachys D. Brink; L. Mayer 1975-7-11 Plumas Buck's Lake Forest Service Survey. Comment
  UC1562330  Platanthera leucostachys Vernon Oswald and Lowell Ahart 1990-6-27 4327 Plumas Oro-Quincy Highway between Merrimac and Buckeye sites (0.3 mi n of the Butte-Plumas county line) 1487 Comment
  RSA382896  Platanthera leucostachys Dorothy Davis 1928-08 s.n. Plumas [No further location information.] 2134 Comment
  SEINET10470069  Platanthera sparsiflora Mary Susan Taylor 1982-7-12 Taylor 4811 Plumas T22N R11E se/se sec 4. Blue Nose Mt quad. Headwaters of Chris Creek, ca. 6 mi nw of Mohawk. 6600 ft. 2012 Comment
  CHSC60499  Plectritis ciliosa subsp. insignis L. P. Janeway 1992-5-22 4200 Plumas Plumas National Forest, Beckwourth Ranger District. Middle Fork Feather River, just south of railroad tracks; ca 2.7 mi east of Portola. 1493 Comment
  CAS-BOT-BC254767  Poa bolanderi John Thomas Howell 1960-7-22 35919 Plumas Devil's Kitchen to Drakesbad 1828 Comment
  CHSC80916  Poa bolanderi Lowell Ahart 2001-7-17 8897 Plumas On the west side of a poor logging road, east of a small branch of Butt Creek, about 2 1/2 miles (air) north of Humboldt Summit. 1828 Comment
  JEPS106227  Poa bolanderi Lowell Ahart, John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11181 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 2053 Comment
  RSA726384  Poa bolanderi L. Ahart, Josephine Guardino 2007-7-21 14369 Plumas About 2 1/2 miles (air) northwest of the most northwest part of Lake Davis. 1794 Comment
  CHSC33877  Poa bulbosa M. S. Taylor 1981-5-11 3684 Plumas Around private residence, ca. 1/2 mi s of Flournoy Bridge and jct of Hwy 89 and Beckwourth-Genesee Rd, ca. 5 air mi e of Genesee. 1158 Comment
  CHSC60513  Poa bulbosa L. P. Janeway 1992-5-22 4194 Plumas Plumas National Forest. South side of Middle Fork Feather River, just south of railroad tracks, 0.3 mi west of the road to Calpine; ca 4 mi east of Portola. 1487 Comment
  CAS-BOT-BC255091  Poa compressa David D. Keck 1944-7-8 5435 Plumas Dixie Canyon Store, 2 miles SW of Crescent Mills on Indian Creek 1066 Comment
  CAS-BOT-BC255101  Poa compressa John Thomas Howell; et al. 1967-6-12 2007 A Plumas Butterfly Botanical Area and Vicinity. Near the spring 1127 Comment
  CHSC113928  Poa compressa Lowell Ahart 2014-8-20 19714 Plumas Around rocks, high edge of Lake Almanor, about 200 yards north of the causeway across Lake Almanor, about 1-1/4 miles east of Chester. 1386 Comment
  JEPS113647  Poa cusickii subsp. cusickii Lowell Ahart, John Dittes 2007-6-16 14112 Plumas On dry soil, east of 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
  JEPS113660  Poa cusickii subsp. cusickii Lowell Ahart, Josephine Guardino 2007-7-20 14317 Plumas South 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
  RSA726377  Poa cusickii subsp. cusickii L. Ahart, Josephine Guardino 2007-7-20 14317 Plumas Northeast of a large meadow, east of Lightning Tree Campground, east of the paved road, east side of Lake Davis. 1790 Comment
  CHSC58183  Poa cusickii subsp. epilis Vernon H. Oswald 1992-6-18 4991 Plumas Lassen Volcanic National Park. Warner Valley: S side of Hot Spring Creek ca. 0.5 mi upstream from the boundary of the park. On the edge of a cliff bordering the creek. 1621 Comment
  CAS-BOT-BC247270  Poa palustris John Thomas Howell; Gordon H. True 1967-7-9 43255 Plumas North Fork of Feather River 4.3 miles southwest of Caribou 792 Comment
  RSA201356  Poa palustris J. T. Howell 1960-8-20 36277 Plumas Drakesbad 1677 Comment
  RSA201374  Poa palustris J. T. Howell 1960-8-20 36277 Plumas Drakesbad 1677 Comment
  CAS-BOT-BC247382  Poa pratensis Lewis S. Rose 1954-5-30 54078 A Plumas Beckwourth 1524 Comment
  CHSC76333  Poa pratensis G. F. Hrusa 1997-5-30 13834 Plumas Sierra Nevada. Along Rattlesnake Creek creekbed. E side of Rattlesnake Ck., S of Hwy 70 approx. 15 mi. E of Quincy. [Original lat./long. on label is '39 52 N; 120 44 W']. 1300 Comment
  RSA718439  Poa pratensis L. Ahart 2006-7-9 12925 Plumas About 100 yrds north of paved basalt road, About 3.75 mi (air) NW of Tamarack Flat, About 5.75 mi (air) NW of Little Grass Valley Reservoir 1679 Comment
  SEINET264684 Image available Poa pratensis S. Scott sn Plumas Plumas National Forest ; Sierra Nevada Range eastern side Milford Ranger District Ingalls area 1768 Comment
  UCD91819  Poa pratensis A. A. Beetle 1941-6-28 2768 Plumas west side of Lake Almanor. 1828 Comment
  UCD91821  Poa pratensis A. A. Beetle 1941-6-28 2792 Plumas 5 miles west of Chester, on Rte. 36. 1828 Comment
  CHSC103122  Poa pratensis subsp. pratensis Lowell Ahart; John Dittes, Josephine Guardino 2009-7-21 16105 Plumas About 20 yards east of Forest Service Road 27N26, about 1000 feet northwest of Powerhouse at the north end of Butt Valley Reservoir, about 3 miles (air) southwest of Lake Almanor. 1302 Comment
  UC1132723  Poa pratensis subsp. pratensis F. W. Embree 1934-6-12 103 Plumas w end Haskins Valley; Plumas Nat'l Forest, Bidwell Bar Quadrangle Comment
  RSA300137  Poa secunda J. T. Howell 1967-6-23 42672 Plumas Canyon of Butterfly Creek just above its mouth 976 Comment
  UCR146410  Poa secunda Beecher Crampton 1954-5-10 1874 Plumas Northern Sierra Nevada Mountains, 1 mile west of Portola, along highway 24 1473 Comment
  CAS-BOT-BC247080  Poa secunda subsp. juncifolia John Thomas Howell 1962-6-18 37756 Plumas Sierra Valley near Beckwourth 1490 Comment
  CAS-BOT-BC242960  Poa secunda subsp. secunda L. W. Swift No date on label 75 Plumas Squaw Valley 1767 Comment
  CAS-BOT-BC242982  Poa secunda subsp. secunda Lewis S. Rose 1954-5-30 54077 Plumas Beckwourth 1524 Comment
  CHSC97617  Poa secunda subsp. secunda Lowell Ahart; John Dittes 2007-6-16 14142 Plumas On dry gravelly soil, west of a small stream, about 200 yards south of 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
  JEPS76227  Poa secunda subsp. secunda W. L. Jepson 1939-8-12 19381 Plumas branch of Last Chance Creek Ferris Creek 1767 Comment
  UCD90788  Poa secunda subsp. secunda Beecher Crampton 1954-5-11 1886 Plumas 7 miles south of Vinton, Sierra Valley. Comment
  UCD91635  Poa secunda subsp. secunda August L. Hormay 1932-6-11 s.n. Plumas Long Canyon, Plumas National Forest, near RR plots. Comment
  SEINET7862454  Poa secunda var. secunda M. Foster 1988-6-5 200 Plumas Just south of Walker Mine Rd., 1 mi west of Lake Davis, and 12 mi north by northwest of Portola 1768 Comment
  CAS-BOT-BC6510  Poa sierrae John Thomas Howell; Gordon H. True 1967-5-9 42204 Plumas Feather River Canyon, 3.5 mi SW of Belden, Lewisia Rock 609 Comment
  CHSC112173  Poa sierrae Dean Wm. Taylor 2012-5-2 21186 Plumas Feather River Canyon, 'Lewisia Rock', 4 miles west (downcanyon) from Belden (turnoff). 91 Comment
  RSA0049675  Poa sierrae Dean Wm. Taylor 2012-5-2 21186 Plumas Lewisia Rock, 4 miles west (downcanyon) from Belden (turnoff), Feather River Canyon 660 Comment
  CDA18765  Poa wheeleri G. D. Barbe, T. C Fuller 1982-7-16 3751 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-BC244267  Podagrostis humilis George W. Gillett 1957-7-19 853 Plumas Lassen Volcanic National Park. Just beyond very large spring 1.25 miles above The Devils Kitchen on trail to Sifford Lakes 2057 Comment
  UC909010  Polemonium occidentale subsp. occidentale Herbert L. Mason 1924-6-15 1038 Plumas Graeagle , Graeagle (South Bank Feather River) Comment
  CHSC21287  Polygala cornuta F. T. Griggs; A. Pass 1975-8-3 302 Plumas Buck's Lake. Comment
  SEINET10904449  Polygonum amphibium var. emersum Mary Susan Taylor 1982-9-8 Taylor 5124 Plumas T26N R9E. Greenville quad. Round Valley Reservoir, ca. 4 air mi s of Greenville. 4500 ft. 1372 Comment
  JEPS115554  Polygonum arenastrum Lowell Ahart, John Dittes, Josephine Guardino 2009-7-29 16237 Plumas On dry to damp bare soil, below the high water line of Lake Almanor, 1,849 feet northwest of Lake Almanor Dam 1591 Comment
  CHSC40623  Polygonum aviculare Lowell Ahart 1985-9-26 5174 Plumas Below the high water line of Little Grass Valley Reservoir, where Black Rock Creek flows into the lake, about 4 miles north-west of La Porte. 1584 Comment
  CAS-BOT-BC414222  Polygonum aviculare subsp. depressum Walter Knight; Irja Knight 1966-9-12 1742 Plumas Butterfly Botanical Area and Vicinity. Mouth of Butterfly Creek 883 Comment
  CAS-BOT-BC414311  Polygonum aviculare subsp. neglectum John Thomas Howell; Gordon H. True 1967-7-12 43382 Plumas Twain 883 Comment
  UC1136114  Polygonum bistortoides E. Sawyer 1935-6-17 121 Plumas 5 1/2 mi sse Crow; Plumas National Forest, Sierraville Quadrangle Comment
  UC1136117  Polygonum bistortoides F. W. Embree 1934-6-12 106 Plumas Haskins Valley Plumas National Forest, Bidwell Bar Quadrangle (w end) 1615 Comment
  UC6668  Polygonum bistortoides John M. Coulter 1876-1 34 Plumas Comment
  UCD100241  Polygonum douglasii John Thomas Howell 1960-7-19 35698 Plumas Lassen Volcanic National Park, Drakesbad. 1676 Comment
  CHSC30933  Polygonum douglasii subsp. douglasii M. S. Taylor; W. Dakon, T. Griggs 1980-9-27 3351 Plumas In mud along Grizzly Creek, s side of Bucks Lake-Spanish Ranch Rd, ca. 1/4 mi e of Frenchman Hill, ca. 20 mi sw of Quincy. 1524 Comment
  CHSC60132  Polygonum douglasii subsp. douglasii L. P. Janeway 1992-7-10 4256 Plumas Plumas National Forest Beckwourth Ranger District Cascade Compartment. About 0.5 mi northeast of top of Grizzly Ridge, between Joseph Creek and Oliver Creek. 2072 Comment
  JEPS102398  Polygonum douglasii subsp. douglasii Lowell Ahart 2001-7-17 8917 Plumas Meadows, on the west side of a poor logging road, east of a small branch of Butt Creek, about 2 1/2 miles (air) north of Humboldt Summit. 1828 Comment
  JEPS107708  Polygonum douglasii subsp. douglasii Lowell Ahart, John Dittes 2005-9-19 12403 Plumas Along the sides of a good dirt road, about 1 1/4 miles east of Kettle Rock, about 1 1/4 miles southeast of Taylor Lake 1989 Comment
  JEPS81572  Polygonum douglasii subsp. spergulariiforme M. S. Taylor 1982-9-8 5118 Plumas ca 4 mi s Greenville (s end of reservoir); Almanor quad, Round Valley Reservoir, Bellas Flat 1371 Comment
  RSA518879  Polygonum lapathifolium Barbara J. Ertter 1988-10-21 8004 Plumas Lake Almanor, E end of causeway ca 1.5 mi E of Chester on Hwy 36. 1341 Comment
  CHSC45863  Polygonum minimum Lowell Ahart 1974-8-15 605 Plumas Near McRae Meadows, west of Johnsville. 1828 Comment
  RSA0105473  Polygonum minimum Lowell Ahart 2014-8-31 19800 Plumas In and along the sides of Black Rock Creek, about 200 yards south of the foot bridge across Black Rock Creek, about 200 yards south of the Black Rock, Little Grass Valley Reservoir, about 4 1/2 miles (air) northwest of La Porte. 1536 Comment
  RSA122753  Polygonum phytolaccifolium B. O. Schreiber 1938-7-10 2530 Plumas 1/4 mile S of University of California Forestry Camp, near Meadow Valley. 1098 Comment
  CAS-BOT-BC419891  Polygonum polygaloides subsp. confertiflorum Herbert L. Mason 1957-6-21 14700 Plumas East of Beckwourth Butte, Sierra Valley Comment
  CHSC21600  Polygonum polygaloides subsp. kelloggii L. M. Mayer; D. E. Brink Jr. 1975-7-3 Plumas Bucks Lake Floristic Survey. Found in the middle e portion of the section. Comment
  CAS-BOT-BC420043  Polygonum polygaloides subsp. kelloggii Gladys L. Smith 1976-6-7 4603 Plumas Central area of summit ridge, secondary road betw. Rte. 70 and La Porte 1950 Comment
  CHSC81400  Polygonum ramosissimum subsp. prolificum Lowell Ahart 2001-9-18 9290 Plumas Near Cow Creek, on the strand of Lake Davis. 1761 Comment
  CDA19232  Polygonum sawatchense G. D. Barbe, T. C. Fuller 1982-6-17 3833 Plumas Plumas National Forest; Frenchman Reservoir (Lake), 0.4 mi E of Frenchman Dam. 1706 Comment
  JEPS28627  Polygonum sawatchense subsp. oblivium George W. Gillett 1957-7-18 815 Plumas forest on ne side Boiling Springs Lake (near trail); Lassen Volcanic National Park 1813 Comment
  CAS-BOT-BC71840  Polypodium californicum J. G. Lemmon 1880-1-1 s.n. Plumas Sierra Valley Comment
  SFV10662  Polypodium californicum M. L. Vincent 1968-6-10 856 Plumas Sierra Nevada 1.5 miles south of Rock Creek Dam on North Fork Feather River. 685 Comment
  CAS-BOT-BC237271  Polypogon monspeliensis John Thomas Howell 1955-7-19 s.n. Plumas Sierra Valley at Vinton 1505 Comment
  SEINET10593696  Polypogon monspeliensis Mary Susan Taylor 1982-8-27 Taylor 5072 Plumas T23N R14E S 1/2 ne1/4 sec 28. Portola quad. Along river in moist areas; Ramelli Ranch, where Feather River crossed RR tracks, ca. 1.5 mi sw of Beckwourth. With Artemisia biennis, Bidens cernua 1487 Comment
  CDA9208  Polystichum imbricans D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-2 6 .275 Plumas On sunny granitic cliffs just before w of tunnel on route 70 25 miles E of Oroville. Mark 85. Comment
  JEPS110550  Polystichum imbricans subsp. imbricans Lowell Ahart 2006-10-23 13470 Plumas By large rocks on the west mountain side of Slate Creek (there is a large gravel flat caused by the dam), about 50 yards north of where the road ends, about 100 yards north of the dam across Slate Creek, about 1/8 mile northeast of Scales Road, about 5 1 1281 Comment
  CAS-BOT-BC72354  Polystichum imbricans subsp. imbricans Clarence R. Quick 1952-6-29 52 -80 Plumas 1.2 miles south of summit on road between Belden and Humbug Valley Comment
  RSA718793  Polystichum lemmonii L. P. Janeway, David Toren 2006-11-7 8941 Plumas Plusa National Forest; Rogers Lake, in a bowl/cirqie imbedded in the steep northern slope of Red Mountain, 1.2 km south of the confluence of Little Grizzly Creek and Grizzly Creek. 1629 Comment
  CHSC84937  Polystichum scopulinum Lowell Ahart 2003-10-17 10647 Plumas Cliffs northeast of Humboldt Peak, about 3/4 mile east of Humboldt Summit, about 8 miles (air) northeast of Butte Meadows. 2103 Comment
  CAS-BOT-BC102756  Populus tremuloides M. S. Taylor 1981-7-27 4124 Plumas Grizzly Valley quad. Along spring crossing Beckwourth-Genesee Rd, between Crystal and Meadow Creeks, ca. 2 mi s of 1737 Comment
  SEINET10873429  Porterella carnosula Sawyer 1935-6-27 SAWYER 163 Plumas Charlies Valley, northwest of Beckwith, Plumas National Forest 1524 Comment
  CAS-BOT-BC445273  Portulaca oleracea John Thomas Howell 1966-7-29 42032 Plumas Quincy 1036 Comment
  SEINET3825834  Potamogeton gramineus Malcolm A. Nobs, S. Galen Smith 1949-8-19 1427 Plumas 2 miles south of Crescent Mills on Highway 89 south end of Indian Valley Comment
  SJSU12097  Potamogeton gramineus N. A. Hopkins 1976-6-22 831 Plumas Marble Hot Springs Rd., Sierra Valley Comment
  SEINET11664774  Potamogeton gramineus W. Knight, Knight, I. 1983-1 4926 Plumas at Warner Valley on road to Drakesbad 1570 Comment
  CHSC61454  Potamogeton pusillus var. tenuissimus Vernon H. Oswald; Lowell Ahart 1993-8-11 5784 Plumas Domingo Lake located ca. 0.5 mi S of Willow Lake, ca. 1 mi S of Lassen Volcanic National Park. Along the edge of the lake. 1767 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
  SEINET4458917 Image available Potentilla aperta A. A. Heller, P. B. Kennedy 1907-1 8882 Plumas Comment
  JEPS113740  Potentilla biennis Lowell Ahart, John Dittes 2007-6-17 14181 Plumas Along Red Clover Creek, about 30 yards east of County Road 111 (Beckwourth Gensee Road), about 1/4 mile east of bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis 1654 Comment
  CHSC102654  Potentilla glandulosa subsp. ashlandica Lowell Ahart; John Dittes, Josephine Guardino 2009-7-22 16143 Plumas On dry gravelly soil, bottom of a small wash, 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
  RSA59179  Potentilla glandulosa subsp. ashlandica E. K. Balls 1950-9-1 15605 Plumas East of Long Lake, 2134 Comment
  CHSC54450  Potentilla glandulosa subsp. reflexa Vernon H. Oswald 1991-7-8 4697 Plumas Willow Lake located southeast of Drakesbad, just south of the boundary of Lassen Volcanic National Park. On the north side of the lake at the western-most camping area. 1676 Comment
  RSA147078  Potentilla gracilis var. elmeri Alice Eastwood 1927-06 14509 Plumas Forest Camp, U. S. Forest Reserve Comment
  CAS-BOT-BC540071  Potentilla gracilis var. fastigiata Mrs. Jos. Clemens 1920-8-16 s.n. Plumas Homer Lake near Greenville Comment
  CAS-BOT-BC540408  Potentilla gracilis var. fastigiata John Thomas Howell 1973-7-10 49746 Plumas Sierra Nevada, near Greenville 1097 Comment
  CAS-BOT-BC158524  Potentilla millefolia A. A. Heller; P. B. Kennedy 1907-7-3 8691 Plumas Red Clover Valley Comment
  CHSC53705  Potentilla millefolia L. P. Janeway 1989-7-18 3494 Plumas Plumas National Forest. Forest along SW side of Red Clover Valley; ca 0.7 mi SW of Beckwourth-Genesee Rd (rd 111) 11.7 mi from Beckwourth. Along edge of meadow. 1706 Comment
  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
  CHSC97164  Potentilla rivalis Lowell Ahart; John Dittes, Josephine Guardino 2007-6-8 14034 Plumas Strand of Lake Davis, southeast of the end of the road, north end of Lake Davis. 1763 Comment
  SJSU8591  Potentilla rivalis F. M. Stephen & R. B. Ingersoll 1966-6-11 56 Plumas meadow sloping into L Almanor 1371 Comment
  CHSC58197  Poteridium annuum Vernon H. Oswald; Lowell Ahart 1992-6-22 5018 Plumas Lassen Volcanic National Park. Ca. 0.5 mi N of the park boundary along the service road into Terminal Geyser, ca. 0.6 mi ENE of Little Willow Lake. On the roadway. 1767 Comment
  CAS-BOT-BC47620  Primula suffrutescens Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region Comment
  UC917238  Prunella vulgaris var. lanceolata J. M. Tucker 1948-7-25 1741 Plumas sw side Camel Peak (Pinchard Creek, at mine of United Mining Company); sw side of Camel Peak, Pinchard Creek 1524 Comment
  UC57219  Prunella vulgaris var. vulgaris H. M. Hall and E. B. Babcock July, 1903 4426 Plumas Fox Creek; Sierra Nevada Mountains, Fox Creek 1219 Comment
  CAS-BOT-BC158597  Prunus John Thomas Howell; R. C. Barneby 1954-5-14 29551 Plumas Beckwourth Pass 1584 Comment
  CAS-BOT-BC158139  Prunus emarginata Alice Eastwood 1927-6-15 14617 Plumas United States Forest Reserve Comment
  CAS-BOT-BC158147  Prunus emarginata Elmer I. Applegate 1929-6-21 5797 Plumas Warner Valley, Mt. Lassen region Comment
  CHSC23622  Prunus emarginata J. Cox 1975-7-24 Plumas SE side of Lake Almanor. Comment
  UC1128345  Prunus emarginata G. F. Burk 1933-8-20 39 Plumas Lexington Hill, Plumas National Forest Lexington Hill; Plumas National Forest, Lexington Hill 1676 Comment
  UCD113230  Prunus emarginata O. Lilleland 1932-8-1 s.n. Plumas Plumas County. 187 Comment
  SEINET7346803  Prunus emarginata A. A. Heller, P. B. Kennedy 1907-7-15 8845 Plumas Near mouth of Little Grizzly Creek below Genessee Comment
  SD8441  Prunus virginiana var. demissa Mrs. R. M. Austin 1879-1 Plumas Big Meadows Comment
  SEINET7412612  Prunus virginiana var. demissa W. Harnach, N. Harnach 1990-5-12 302 Plumas Sierra Valley, Approx 5 miles S of Vinton, Feather River Ranch. 1585 Comment
  UC1128476  Prunus virginiana var. demissa C. W. Hanks 1934-8-17 55 Plumas N.E. Sierra Valley, Plumas National Forest N.E. Sierra Valley; Plumas National Forest, N.E. Sierra Valley 1524 Comment
  UC567086  Prunus virginiana var. demissa E. Sawyer 1935-6-1 57 Plumas 3/4 mi w of Kerby 1524 Comment
  UCD113517  Prunus virginiana var. demissa Donna Allen 1977-5-30 s.n. Plumas Genesee, on Indian Creek, half m. upstream from Flourney Bridge. Comment
  SEINET13710063  Prunus virginiana var. demissa Lowell William Ahart, Lowell William Ahart 2001-1 9212 Plumas Lake Almanor, 3/4 Mi. NE of Chester (T28N, R7E, sec 4, NE 1/4) 4500 Ft. 1372 Comment
  JEPS17911  Pseudognaphalium thermale Rimo Bacigalupi 1955-7-22 5437 Plumas Tobin Feather River Canyon, Tobin 548 Comment
  RSA755811  Pseudotsuga menziesii L. Ahart, John Dittes 2009-7-13 16058 Plumas On the side of Forest Service Road 27N98, headwater of Clear Creek, about 2.0 air miles north of Butt Valley Reservoir Dam, about 3 air miles southwest of Lake Almanor Reservoir dam. 1477 Comment
  CAS-BOT-BC361778  Psilocarphus brevissimus var. brevissimus John Thomas Howell 1962-6-19 37863 Plumas 5.8 miles e. of Beckwourth 1493 Comment
  SBBG30515  Psilocarphus tenellus D. Myrick 1968-6-19 1950 Plumas St Hwy 89, W of Lake Almanor 1371 Comment
  CHSC97471  Psilocarphus tenellus var. tenellus Lowell Ahart; John Dittes 2007-6-16 14085 Plumas Graded road gutter, east of the small stream, on the south side of County Road 111 (Beckwourth Genesee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1647 Comment
  CAS-BOT-BC239825  Puccinellia lemmonii W. Harnach; N. Harnach 1991-6-17 554 Plumas Sierra Valley. 3/4 mile west of steel bridge on Marble Lane 1486 Comment
  CAS-BOT-BC147879  Purshia tridentata var. tridentata L. P. Janeway 1990-6-8 3708 Plumas Little Long Valley; along road 23N12 ca 0.6 mi N of junction with road 23N51 1722 Comment
  CHSC111240  Pycnanthemum californicum B. Castro; 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 Williams Loop (railroad). 1267 Comment
  SEINET10869895  Pycnanthemum californicum Mary Susan Taylor 1982-8-12 Taylor 4979 Plumas T22N R12E nw/ne sec 14. Blairsden quad. Along Denton Creek, between 516 and Hwy 70, ca. 1 mi e of Blairsden. Mixed Evergreen Forest; 4700 ft. 1432 Comment
  JEPS48508  Pyrola aphylla Esther C. Fritz 1933-8-5 Plumas Camp Califorest near Meadow Valley 1188 Comment
  CAS-BOT-BC462777  Pyrola dentata L. P. Janeway 1991-8-3 4108 Plumas Plumas National Forest, Beckwourth Ranger District, Threemile Compartment. Small drainage to Freeman Creek, 1.75 mi W of Smith Peak. 1965 Comment
  UC1075730  Pyrola picta Robert J. Weatherby 1955-7-21 1645 Plumas Bottle Springs near Middle Fork Feather River; Bottle Springs 1615 Comment
  CAS-BOT-BC462901  Pyrola picta John Thomas Howell 1960-7-14 35695 Plumas Lassen Volcanic National Park: Drakesbad 1828 Comment
  SEINET3164126  Pyrola picta E. K. Balls 1950-9-5 15683 Plumas lower trail to Spur 5, Thompson Creek, off Hwy 24 east of Quincy 1372 Comment
  UCD117817  Pyrola picta G. F. Hrusa 1992-10-8 10502 Plumas Bucks Lake Wilderness. 1828 Comment
  UC1037292  Pyrrocoma hirta var. lanulosa Leo Whitney 1934-8-24 1670 Plumas near Murdock Crossing 12 mi s Jonesville; Plumas National Forest 1889 Comment
  CHSC36866  Pyrrocoma lanceolata var. lanceolata M. S. Taylor 1982-8-27 5044 Plumas SW corner of jct of Hwy 70 and rd to Loyalton, in Vinton. 1493 Comment
  JEPS19254  Pyrrocoma lucida W. L. Jepson 1939-8-16 19430 Plumas Portola Comment
  RSA31213  Pyrrocoma lucida Joseph A. Ewan 1934-7-18 8569 Plumas Middle Fork, Feather River at Portola Comment
  UC1094034  Pyrrocoma racemosa var. paniculata Lewis S. Rose 1955-7-19 55147 Plumas Vinton 1505 Comment
  UCD45591  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
  SEINET9005326  Quercus chrysolepis W. D. Billings 1947-2-16 1662 Plumas 8 m. W. of Beldon. N. side of Feather River Canyon Comment
  JEPS108143  Quercus chrysolepis var. nana L. P. Janeway 1994-8-26 4753 Plumas Northern High Sierra Nevada. Extreme western extension (end) of Lava Top, about 1.0 mi southwest of town of Cascade 1440 Comment
  CHSC96745  Quercus garryana var. breweri L. P. Janeway 2007-5-20 8995 Plumas Northern High Sierra Nevada. Along Road 25N17 above Bean Creek 1.1 km north of its confluence at Spanish Creek; 0.5 km northwest of Bean Hill. 1405 Comment
  CHSC76133  Quercus kelloggii G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-25 3293 Plumas Beckwourth-Greenville Road 0.7 mile south of Arlington Road, east of Taylorville. 1112 Comment
  CAS-BOT-BC104594  Quercus vacciniifolia Anna Head 1921-7-3 s.n. Plumas Feather River Region 1920 Comment
  SEINET10536221  Ranunculus Mary Susan Taylor 1982-7-12 Taylor 4812 Plumas T22N R11E se/se sec 4. Blue Nose Mt quad. Headwaters of Chris Creek, ca. 6 mi nw of Mohawk. 6600 ft. 2012 Comment
  CHSC21113  Ranunculus alismifolius var. alismellus F. T. Griggs; A. Pass 1975-7-1 13 Plumas East of Grizzly Creek. Buck's Lake. Comment
  CHSC21512  Ranunculus alismifolius var. alismellus D. Brink; L. Mayer 1975-7-10 Plumas Buck's Lake. Comment
  RSA739736  Ranunculus alismifolius var. alismifolius L. P. Janeway 2007-6-3 9013 Plumas Northern High Sierra Nevada, Eastern end of Red Mtn, along the high exposed rocky ridgeline. Weathered reddish serpentine 1929 Comment
  UC485116  Ranunculus alismifolius var. alismifolius K. N. Austin July 1896 396 Plumas Kings Valley Lassens Peak Comment
  CHSC57827  Ranunculus alismifolius var. lemmonii Vernon H. Oswald; Lowell Ahart 1992-5-6 4933 Plumas Lassen Volcanic National Park. Trail between Willow Lake and Terminal Geyser, just inside the boundary of the park. Meadow. 1658 Comment
  CHSC70037  Ranunculus andersonii L. P. Janeway 1997-5-14 5125 Plumas Along Road 24N45Y 0.2 mi east of Beckwourth-Genesee Road and Crocker Meadow. 1761 Comment
  CHSC37774  Ranunculus aquatilis var. capillaceus M. S. Taylor 1981-5-10 3670 Plumas In n side of Antelope Lake, ca. 1/4 mi w of Boulder Creek and USFS Work Center, ca. 20 mi ne of Taylorsville. 1536 Comment
  CAS-BOT-BC379243  Ranunculus aquatilis var. diffusus Mrs. E. C. Van Dyke 1931-6-13 s.n. Plumas Kelly Camp, Mt. Lassen Nat'l Park Comment
  HSC18120  Ranunculus aquatilis var. diffusus W. R. Rogers 1966-7-6 208 Plumas Ramelli Creek 1982 Comment
  CDA19255  Ranunculus aquatilis var. hispidulus G. D. Barbe, T. C. Fuller 1982-6-17 3857 Plumas Plumas National Forest; East shore Frenchman Lake at the parking lot; Crystal Fishing Access. 1706 Comment
  JEPS55182  Ranunculus californicus W. L. Jepson 1910-6-5 4068 Plumas Warner Valley; creek flats 1524 Comment
  CHSC32868  Ranunculus flammula var. ovalis L. Ahart 1980-9-17 2651 Plumas On the s side of the small lake ca. 0.5 mi w of Fowler Peak, ca. 8 mi n of La Porte. 1600 Comment
  JEPS102723  Ranunculus flammula var. ovalis Lowell Ahart 2001-10-16 9379 Plumas On the SW side of Round Valley Reservoir, about 2 1/2 miles SW of Greenville. 1363 Comment
  CHSC60488  Ranunculus glaberrimus var. ellipticus L. P. Janeway 1992-4-2 4146 Plumas Plumas National Forest. West side of Claireville Flat; 1/3 mi southeast of Hwy 70 and 3/4 mi northwest of Middle Fork Feather River. 1484 Comment
  SD132416  Ranunculus occidentalis B. Pitzer, S. Morgan, H. Soldan 1988-5-29 958 Plumas Plumas National Forest, ca. 6 mi. N of Gold Lake on Gold Lake Road, and 2.6 mi. S of Junction with Hwy. 89 1829 Comment
  UC1126206  Ranunculus occidentalis E. Sawyer 1935-5-28 48 Plumas 3 1/4 mi ese Grizzly Pk.; Sierraville Quadrangle Comment
  JEPS113648  Ranunculus occidentalis var. occidentalis Lowell Ahart, John Dittes 2007-6-16 14114 Plumas East of a small stream, on the south side of County Road 111 (Beckwourth Genesee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis 1647 Comment
  CHSC110297  Ranunculus occidentalis var. ultramontanus B. Castro; L. P. Janeway 2006-6-3 1574 Plumas Northern High Sierra Nevada.West side of lower Thompson Valley 1.25 mi N of the mouth of McReynolds Creek at Red Clover Creek. 1676 Comment
  RSA95438  Ranunculus occidentalis var. ultramontanus J. T. Howell 1951-6-27 27621 Plumas Jamison Creek 1829 Comment
  UCD97471  Ranunculus testiculatus Albert Grigarick 2010-5-11 250 Plumas Sierra Valley. 10 mi N of Sattley on Westside Rd. Turn right (east) on Marble Hot Springs Rd. (Dyson Ln in Google Maps) for 1 mi. 1491 Comment
  JEPS23630  Ranunculus uncinatus Esther C. Fritz 1933-8-1 Plumas above Camp Califorest (UC Forestry Camp) (just off Meadow Valley); Schneider Meadow 1188 Comment
  JEPS41949  Rhamnus purshiana E. Fritz 1936-6-9 Plumas Meadow Valley 1188 Comment
  SEINET13946361 Image available Rhamnus purshiana A. A. Heller 1915-1 12050 Plumas Near the summit of Soapstone ridge in the Sierra Nevada. Elev 5500 ft. 12 miles west of Bucks 1676 Comment
  JEPS112916  Rhamnus rubra Dean W. Taylor 2001-8-2 17894 Plumas on northwestern flank Lexington Hill along Forest Road 21N15 ca. 0.3 miles N of junction of Forest Road 21N05Y (ca. 1.5 air mile W of La Porte) 1676 Comment
  RSA88581  Rhamnus rubra L. S. Rose 1954-5-30 54070 Plumas Johnsville 1601 Comment
  RSA252472  Rhamnus rubra subsp. obtusissima Robert F. Thorne, C. W. Tilforth 1969-9-6 39225 Plumas Ca. 2.5 miles S of Graeagle on Gold Lake Road. 1646 Comment
  HSC7836  Rhododendron columbianum L. S. Rose 1969-6-24 69052 Plumas Butterfly Valley, 5 mi. W of Keddie 1311 Comment
  CAS-BOT-BC56648  Rhododendron occidentale Robert J. Weatherby 1955-6-16 1531 Plumas Head of Berry Creek, above Virgilia, Feather River Canyon 1798 Comment
  RSA121959  Rhododendron occidentale var. californicum F. W. Embree 1934-6-6 64 Plumas South slope of Bucks Mountain. 1524 Comment
  CAS-BOT-BC111878  Rhynchospora alba Walter Knight; Irja Knight 1966-6-18 1340 Plumas Butterfly Valley, near spring. 1127 Comment
  JEPS91029  Rhynchospora alba Dean Wm. Taylor with Glenn L. Clifton 1990-8-10 11430 Plumas Cascade Mountains, Lassen National Park, Little Willow Creek Little Willow Creek; Cascade Mountains, Lassen Nat'l Park, Little Willow Creek 1874 Comment
  RSA239303  Rhynchospora alba Robert F. Thorne, Larry E. DeBuhr, Tilforth 1972-9-20 42343 Plumas Butterfly Valley Botanic Area: Partly in Plumas Nat l Forest; near Darlingonia Bog 1174 Comment
  UCR102421  Rhynchospora alba L. C. Wheeler 1959-7-16 7577 Plumas Northern Sierra Nevada Mtns, Butterfly Valley Comment
  CHSC81938  Rhynchospora capitellata L. P. Janeway 2001-7-5 7416 Plumas Northern High Sierra Nevada. Butterfly Valley Botanical Area: Sweetwater Meadow. 1177 Comment
  CAS-BOT-BC108714  Ribes cereum Mrs. Jos Clemens 1919-10-29 s.n. Plumas Crystal Lake. Comment
  SEINET10871344  Ribes cereum Mary Susan Taylor 1982-8-5 Taylor 4926 Plumas T25N R10E nw/se sec 8. Greenville SW quad. Mt Hough summit, ca. 7 air mi nne of Quincy. 7230 ft. 2204 Comment
  CHSC92195  Ribes cereum var. cereum Lowell Ahart; John Dittes 2005-9-20 12438 Plumas North of Mud Lake, about 1/2 mile northeast of Eisenheimer Peak, about 3/4 mile south of Wilcox Valley. 2041 Comment
  CAS-BOT-BC169122  Ribes inerme var. inerme H. Albert Barker 1926-7-11 116 Plumas Feather River, Blairsden 1371 Comment
  CHSC55408  Ribes nevadense Benn Cunningham 1991-4-20 Plumas Ca. 0.3 mi s of Rock Creek Dam and 6 ft w of Highway 70, 35 mi s of Greenville. 731 Comment
  JEPS114512  Ribes nevadense Lowell Ahart 2008-6-5 14811 Plumas Steep west bank of the South Fork of the Feather River, about 1/8 mile southwest of the Feather Fork Mine, about 1 1/4 miles northeast of the Little Grass Valley Reservoir 1645 Comment
  JEPS115166  Ribes nevadense Lowell Ahart, John Dittes 2009-7-15 16103 Plumas On dry rocky soil, east of the power line, on the south side of Forest Service Road 26N22, about 2.3 miles (air) southeast of Butt Valley Reservoir Dam 1517 Comment
  CDA14590  Ribes roezlii G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-22 3073 Plumas headwaters of south Fork Feather River, 10.6 miles northeast of La Porte on La Porte-Quincy Road. 1889 Comment
  LA205501  Ribes roezlii Mrs. C. W. Hollis; 1928-6-30 sn Plumas Mt. Lassen National Forest, Drakesbad Comment
  RSA0018269  Ribes roezlii B. Pitzer, S. Morgan, H. M. Soldan 1988-5-29 952 Plumas Plumas National Forest, ca. 6 mi. N of Gold Lake on Gold Lake Road, and 2.6 mi. S of junction with Highway 89. 1829 Comment
  CHSC87612  Ribes roezlii var. roezlii Lowell Ahart; John Dittes, Josephine Guardino 2004-5-16 10915 Plumas On the east side of Forest Road 25N10, about 2 miles (air) west of Grizzly Peak, about 8 miles (air) northeast of Quincy. 1804 Comment
  JEPS127343  Ribes viscosissimum Lowell Ahart 2016-7-9 21101 Plumas About 1/2 mile southeast of Table Mountain, about 1 1/2 miles (air) northwest of of Tamarack Flat, about 3 1/2 miles (air) northwest of Little Grass Valley Reservoir Dam. Comment
  CHSC33625  Rigiopappus leptocladus M. S. Taylor; M. Foster 1981-6-2 3822 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
  CAS-BOT-BC363061  Rigiopappus leptocladus M. S. Taylor 1982-6-28 4771 Plumas Paralleling Hwy 70, just w of Calpine Rd (109), Ramelli Ranch, ca. 1 mi w of Beckwourth 1487 Comment
  CAS-BOT-BC74643  Rorippa curvisiliqua Mary Strong Clemens 1920-6-14 s.n. Plumas Crescent Mills. Comment
  CAS-BOT-BC74646  Rorippa curvisiliqua Thomas H. Kearney 1944-8-14 56 Plumas Near Prattville, Lake Almanor. Comment
  CAS-BOT-BC74639  Rorippa curvisiliqua L. P. Janeway 1992-11-4 4322 Plumas Plumas National Forest. Beckwourth Ranger District. Cascade Department. 1755 Comment
  CHSC81108  Rorippa curvisiliqua var. orientalis Lowell Ahart 2001-8-29 9247 Plumas On the bottom of Little Last Chance Creek, on the strand of Frenchman Lake. 1700 Comment
  CHSC94850  Rorippa nasturtium-aquaticum Lowell Ahart 2006-10-8 13398 Plumas Gravel bar on the west side of Chips Creek, just south of the bridge on Highway 70, about 1 1/4 miles southwest of Belden. 715 Comment
  JEPS105834  Rosa bridgesii Lowell Ahart, John Dittes, Josephine Guardino 2004-6-6 11001 Plumas On the west side of a small drainage, on the north side of the logging road, about 1 1/2 miles (air) south of Lower Taylor Rock, about 7 1/2 miles (air) northeast of Quincy 1517 Comment
  JEPS105836  Rosa bridgesii Lowell Ahart, John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11174 Plumas On the north side of a forest road, about 1/4 mile north of Taylor rock, about 1 mile (air) southwest of Grizzly Peak, about 5 miles (air) south of Taylorsville, about 8 miles (air) northeast of Quincy 2053 Comment
  CHSC46127  Rosa gymnocarpa Lowell Ahart 1975-7-2 830 Plumas Along the edge of the dirt road, about 6 miles north of the Sly Creek Dam. 1158 Comment
  SD123483  Rosa gymnocarpa Robert F. Thorne 1974-7-30 45004 Plumas Plumas National Forest, Butterfly Valley Botanical Area: margin of boggy meadow W of Mill Pond 1157 Comment
  UC2029126  Rosa gymnocarpa subsp. helleri Glenn Clifton 2004-6-16 42723 Plumas 3-4 miles SE of Quincy, quincy Quad., N-facing slope Comment
  CHSC81152  Rosa pisocarpa subsp. ahartii Lowell Ahart 2001-8-28 9202 Plumas Near strand of Lake Almanor, south of the intersection of the dirt road to Last Chance Marsh and the poor dirt road that goes south along Lake Almanor to the causeway of Highway 36, about 3/4 mile northeast of Chester. 1371 Comment
  CAS-BOT-BC149732  Rosa woodsii subsp. ultramontana John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1968-6-11 2372 Plumas Canyon of Butterfly Creek. Between Spanish Creek and Butterfly Valley Comment
  RSA726387  Rosa woodsii var. ultramontana L. Ahart, Josephine Guardino 2007-7-20 14323 Plumas Northeast of a large meadow, east of Lightning Tree Campground, east of the paved road, east side of Lake Davis. 1790 Comment
  UC1128606  Rosa woodsii var. ultramontana E. Sawyer 1935-6-27 171 Plumas 3 1/2 mi n Hawks; Plumas National Forest, Sierraville Quadrangle Comment
  UCD103093  Rotala ramosior Malcolm A. Nobs; S. Galen Smith 1949-8-18 1355 Plumas South end of Lake Almanor. Comment
  CHSC117549  Rubus parviflorus Lowell Ahart 2016-7-9 21100 Plumas South side 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
  CAS-BOT-BC422040  Rumex acetosella Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region Comment
  CAS-BOT-BC434305  Rumex triangulivalvis John Thomas Howell 1951-6-27 27559 Plumas Johnsville 1584 Comment
  CAS-BOT-BC434306  Rumex triangulivalvis John Thomas Howell 1960-7-18 35527 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  CAS-BOT-BC434312  Rumex triangulivalvis John Thomas Howell; Gordon H. True 1967-7-9 43268 Plumas At Quincy 1036 Comment
  RSA59886  Sagina saginoides E. K. Balls 1950-9-14 15813 Plumas 6 miles northwest of Chester, North Fork Feather River. Comment
  UC54240  Sagittaria cuneata H. M. Hall and E. B. Babcock July, 1903 4417 Plumas in small lake of nw Plumas Co. Sierra Nevada Mountains 1645 Comment
  CAS-BOT-BC103604  Salix eastwoodiae Rimo Bacigalupi 1927-7-8 1668 Plumas western edge of Long Lake 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-BC103887  Salix exigua W. R. Dudley 1909-8-25 s.n. Plumas Sierra Valley Comment
  CAS-BOT-BC107968  Salix geyeriana John Thomas Howell 1955-7-20 30840 Plumas Mohawk 1371 Comment
  CAS-BOT-BC107975  Salix geyeriana A. A. Heller; P. B. Kennedy 1907-7-4 8728 Plumas Meadow two miles south of Red Clover Valley Comment
  UC175924  Salix lasiandra subsp. lasiandra A. A. Heller 1913-6-13 10849 Plumas near Marston Station Marston Station 1066 Comment
  CAS-BOT-BC125310  Salix lasiandra var. lasiandra John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-26 54388 Plumas 0.3 miles southwest of Bucks Summit on road to Bucks Lake 1645 Comment
  CAS-BOT-BC125329  Salix lasiandra var. lasiandra C. H. M. 1906-10-1 s.n. Plumas Quincy Comment
  CHSC113618  Salix lasiandra var. lasiandra Lowell Ahart 2014-8-31 19811 Plumas South of an unnamed drainage, on the west side of Black Rock Creek, about 200 yards southwest of the foot bridge across Black Rock Creek, about 200 yards southwest of the Black Rock, Little Grass Valley Reservoir, about 4 1/2 miles (air) northwest of La Porte. 1536 Comment
  CAS-BOT-BC128428  Salix lasiolepis var. lasiolepis Mary Strong Clemens 1920-5-26 s.n. Plumas Taylorsville Comment
  CAS-BOT-BC124796  Salix lemmonii John Thomas Howell 1960-7-20 35724 Plumas Drakesbad 1828 Comment
  CHSC69900  Salix lemmonii L. P. Janeway 1997-5-7 5116 Plumas Along north side of Red Clover Creek, 6.9 mi southeast of Indian Creek and 0.3 mi northwest of Notson Bridge (via Beckwourth-Genesee Road). 1554 Comment
  CHSC97167  Salix lemmonii Lowell Ahart; John Dittes, Josephine Guardino 2007-6-8 14036 Plumas Strand of Lake Davis, southeast of the end of the road, north end of Lake Davis. 1763 Comment
  SBBG121279  Salix lemmonii L. Ahart, J. Dittes 2007-6-16 14128 Plumas S side of County Rd 111 (Beckwourth Gensee 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
  CAS-BOT-BC124795  Salix lemmonii John Thomas Howell 1960-7-21 35838 Plumas Flats nw. of Willow Lake 1676 Comment
  UC482036  Salix ligulifolia C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-31 394 Plumas at Chester (N. Fork Feather River, at hwy. bridge); N. Fork Feather River 1350 Comment
  UC482042  Salix ligulifolia C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-31 397 Plumas at Chester (N. Fork Feather River, at hwy. bridge); N. Fork Feather River 1350 Comment
  CHSC92188  Salix lucida subsp. lasiandra Lowell Ahart; John Dittes 2005-9-20 12453 Plumas On the south side of Forest Road 27N34, about 1 mile northeast of Eisenheimer Peak, about 3/4 mile south of Wilcox Valley. 1984 Comment
  CAS-BOT-BC129393  Salix melanopsis C. R. Ball; Mrs. H. P. Bracelin; Beryl Kautz 1931-5-31 395 Plumas North Fork of Feather River, at Chester 1350 Comment
  CHSC113617  Salix melanopsis Lowell Ahart 2014-8-31 19810 Plumas South of an unnamed drainage, on the west side of Black Rock Creek, about 200 yards southwest of the foot bridge across Black Rock Creek, about 200 yards southwest of the Black Rock, Little Grass Valley Reservoir, about 4 1/2 miles (air) northwest of La Porte. 1536 Comment
  CHSC37777  Salix melanopsis M. S. Taylor 1982-5-13 4438 Plumas Gansner Park, Quincy. 1036 Comment
  JEPS14872  Salix planifolia subsp. planifolia John Warren Duffield 1937-5-30 Plumas gravel pit n of Meadow Valley Creek (near rd. into camp) 1158 Comment
  RSA5708  Salix prolixa Carleton R. Ball, H. P. Bracelin, Beryl Kautz 1931-5-31 394 Plumas N Fork of Feather River, at Chester. 1350 Comment
  CDA35029  Salix scouleriana G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-26 3366 Plumas SE of Bucks Lake Road and Bucks Creek, 0.3 mile southwest of Bucks summit on Bucks Lake Road. Sheet 1 of 2. 1645 Comment
  CAS-BOT-BC129099  Salix scouleriana John Thomas Howell 1960-7-20 35730 Plumas Between meadow and forest, Drakesbad - Lassen Volcanic National Park 1828 Comment
  CAS-BOT-BC176987  Salsola tragus E. K. Balls 1950-8-31 15570 Plumas Behind Forest Service Ranger Station, Quincy, American Valley 1097 Comment
  CHSC64082  Sambucus mexicana B. Castro; R. A. Schlising 1987-7-21 178 Plumas Ca 6 mi E of Graegle and 6 mi W of Clio via Hwy 70/89, off USFS Rd 22N98 at spring on unnamed E-trending tributary to Mohawk Ck. 1600 Comment
  JEPS12748  Sambucus mexicana W. L. Jepson 1939-8-16 19448 Plumas Spanish Peak; lower s slopes 1036 Comment
  POM161622  Sambucus microbotrys R. C. Bacigalupi 1927-7-8 1658 Plumas Western edge of Long Lake Comment
  UCD19145  Sambucus microbotrys W. B. McHenry 19__? s.n. Plumas Bucks Lake. Comment
  CAS-BOT-BC238844  Sambucus nigra subsp. caerulea Anna Head 1920-8-9 s.n. Plumas Lake Center Camp, near Green Lake, Feather River Region 1920 Comment
  CAS-BOT-BC235200  Sambucus racemosa var. racemosa Anna Head 1920-7-15 s.n. Plumas Round Lake Peak, trail, Feather River Region 2194 Comment
  SEINET10483616  Sanguisorba annua Mary Susan Taylor, M. Foster 1981-6-2 Taylor 3823 A Plumas T24N R10E ne/sw sec 25, Spring Garden quad. Dry open serpentine slope, N side of Hwy 70, on E side of Squirrel Creek, NE of Spring Garden Overpass, ca. 7.5 mi SE of Quincy. 4000 ft. 1219 Comment
  UC555549  Sanguisorba annua H. L. Mason 1924-6-16 1042 Plumas near Graeagle (South banks of Feather River); s banks of Feather River Comment
  SEINET11263195  Sanicula bipinnatifida Barbara Ertter, Gary Schoolcraft 1990-5-14 8980 Plumas East side of mountain above Crescent Mills, E of Round Valley Reservoir.; 0 1372 Comment
  CHSC72427  Sanicula graveolens L. P. Janeway 1998-6-22 5651 A Plumas About 1.8 mi south-southeast of Indicator Peak; along Road 28N03 on south side of upper West Branch Bear Valley Creek. 1699 Comment
  UC1532352  Sanicula graveolens Vernon Oswald 1986-6-6 2097 Plumas 1.3 mi N of Four Trees (Oroville--Quincy Hwy) 1615 Comment
  UC337551  Sanicula graveolens J. G. Lemmon 1889-5-26 Plumas Mohawk Valley Comment
  SEINET10454662  Sanicula graveolens Mary Susan Taylor, M. Foster 1981-6-10 Taylor 3886 Plumas T24N R14E nw sec 7, Crocker Mt quad. In Red Clover Valley, Overland Inc. Ranches, ca. 3/4 mi N of Genesee- Beckwourth Rd, ca. 11 air mi NW of Beckwourth; elevation ca. 5500 ft.; Sagebrush Scrub on dry sandy soil. 1676 Comment
  CAS-BOT-BC110338  Sarcobatus vermiculatus Greg Sommers 1976-6-20 132 Plumas Sierra Nevada. Sierra Valley Marsh. Northeast of Marble Hot Springs. 1524 Comment
  UC397401  Saxifraga oregana Herbert McLean Evans 1922-7-20 Plumas Grassy Lake; Sierra Nevada, Mount Lassen Region, Grassy Lake Comment
  RSA300175  Schedonorus pratensis J. T. Howell, I. Knight, Walter Knight, Gordon H. True 1967-7-10 2194 Plumas Mouth of Butterfly Creek, Butterfly Botanical Area and vicinity. 884 Comment
  JEPS83782  Scheuchzeria palustris subsp. americana V. Oswald and L. Ahart 1988-8-4 3672 Plumas just s boundary of Lassen Volcanic National Park (se of Drakesbad, s side of lake); Willow Lake 1676 Comment
  SEINET3991677  Schoenolirion Unknown 1941-8-5 Plumas Keddie 1067 Comment
  CAS-BOT-BC111277  Schoenoplectus acutus var. occidentalis Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1508 Plumas In quaking bog-like area on shoreline of Pond Reservoir, Butterfly Botanical Area. 1097 Comment
  JEPS91025  Schoenoplectus subterminalis Dean Wm. Taylor with Glenn L. Clifton 1990-8-10 11435 Plumas Cascade Mountains, Lassen National Park, Little Willow Creek Little Willow Creek; Cascade Mountains, Lassen Nat'l Park, Little Willow Creek 1874 Comment
  CHSC87997  Scirpus congdonii Lowell Ahart; John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11168 Plumas In a small meadow, on the north side of a forest road, about 1/4 mile north of Taylor rock, about 1 mile (air) southwest of Grizzly Peak, about 5 miles (air) south of Taylorsville, about 8 miles (air) northeast of Quincy. 2139 Comment
  JEPS119928  Scirpus congdonii Lowell Ahart 2012-9-5 18439 Plumas About 350 yards east of the County Road where it crosses the South Fork of the Feather River, about 3/4 mile (air) southwest of Pilot Peak, about 8 1/2 miles (air) northeast of La Porte. Comment
  CAS-BOT-BC35577  Scirpus congdonii 1975-5-30 s.n. Plumas Sweet Water Glen, Butterfly Botanical Area Comment
  UC1100842  Scirpus fluviatilis Malcolm A. Nobs and S. Galen Smith 1949-8-19 1456 Plumas s.e. side Portola Comment
  CDA15910  Scirpus microcarpus B. Smith, G. F. Hrusa 1996-7-16 s.n. Plumas Plumas National Forest; Upper Bull Run Creek off USFS 23N12E. Comment
  JEPS114818  Scirpus microcarpus Lowell Ahart 2008-8-14 15210 Plumas West edge of a small wet meadow, about 150 yards northeast of the good logging road (Forest Road 22N68), west of the South Fork of the Feather River, about 1/2 mile southwest of the Feather Fork Mine, about 1 mile northeast of Little Grass Valley Reservoi 1600 Comment
  RSA59679  Scirpus microcarpus E. K. Balls 1950-9-9 15748 Plumas West of Lakes Center Public Campground. Southern Plumas County. 2043 Comment
  SEINET3914778  Scirpus microcarpus LeDoux, Morris; Dunn 1973-6-5 1071 Plumas Collected on south side of Greenville.; 0 Comment
  CHSC11061  Scutellaria californica Lowell Ahart 1968-6-29 Plumas Two miles E. of La Porte. 914 Comment
  CHSC36212  Sedum obtusatum subsp. boreale M. S. Taylor 1982-7-12 4823 Plumas On n side of Rd 507, 3.7 mi sw of Johnsville, 1.7 mi w of Jamison Creek Campground, near Plumas-Eureka State Park. 1828 Comment
  CHSC48310  Sedum obtusatum subsp. boreale Vernon Oswald 1986-7-10 2195 Plumas LaPorte-Quincy Rd. 0.5 mi n of Pacific Crest Trail. 1950 Comment
  CAS-BOT-BC64702  Sedum obtusatum subsp. paradisum M. S. Taylor 1982-7-12 4823 Plumas Side of Rd. 507, 3.7 mi. sw. of Johnsville, 1.7 mi. W of Jamison Ck CG, near Plumas-Eureka State Pk 1524 Comment
  CAS-BOT-BC63846  Sedum spathulifolium Mary Strong Clemens 1920-6-25 s.n. Plumas Taylorsville Comment
  UCSB46159  Sedum spathulifolium Reisentz, Paul 1979-5-12 Plumas Intersection of North Fork Camp Road and Highway 70 Comment
  JEPS79624  Selaginella wallacei Edward Lee 1951-10-8 1763 .9 Plumas Feather Hwy. below N. Fork Comment
  JEPS113560  Senecio aronicoides Lowell Ahart, John Dittes 2007-6-17 14208 Plumas High west bank of Red Clover Creek, about 30 yards east of County Road 111 (Beckwourth Genesee Road), about 1/4 mile east of bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis 1654 Comment
  CHSC89474  Senecio eurycephalus var. lewisrosei Jenny Marr 1994-7-11 205 Plumas Located in the Quincy District of the Plumas National Forest, above Middle Campground, Feather River Canyon. On road cut bank. 1402 Comment
  CAS-BOT-BC363602  Senecio fremontii var. occidentalis Mrs. E. C. Sutliffe 1920-9-1 s.n. Plumas Salmon Lake Comment
  CAS-BOT-BC341177  Senecio hydrophiloides L. P. Janeway; Garrett Gibson 1991-6-24 4063 Plumas Plumas National Forest, Beckwourth Ranger District. North end of McReynolds Valley, ca 0.8 mi south of the 01 road in Squaw Valley 1691 Comment
  CHSC76040  Senecio integerrimus G. F. Hrusa 1997-5-30 13828 Plumas Sierra Nevada. Near summit of hill on E side of Rattlesnake Creek, S of Hwy 70 approx. 15 mi. E of Quincy. [Original lat./long. on label is '39 52 N; 120 44 W']. 1330 Comment
  CAS-BOT-BC363797  Senecio integerrimus Walter Knight; Irja Knight 1967-5-22 1806 Plumas Butterfly Botanical Area and Vicinity. Rubble gap Comment
  CAS-BOT-BC363915  Senecio integerrimus var. exaltatus Alice Eastwood 1927-6-1 14641 Plumas United States Forest Reserve. Forest Lodge, Greenville Comment
  JEPS106189  Senecio integerrimus var. exaltatus Lowell Ahart, Josephine Guardino 2004-5-24 10941 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
  UC726006  Senecio integerrimus var. exaltatus A. A. Heller 1941-5-22 16146 Plumas 3 mi w Portola Comment
  CAS-BOT-BC363916  Senecio integerrimus var. exaltatus Alice Eastwood 1927-6-14 14584 Plumas United States Forest Reserve. Forest Lodge, Greenville Comment
  JEPS37449  Senecio triangularis W. L. Jepson 1939-7-31 19325 Plumas Buck Valley 1584 Comment
  CHSC70220  Sericocarpus oregonensis B. Castro; R. Fallscheer 1989-8-7 355 Plumas Ca 3 air mi S of Bucks Lake, W of USFS Rds 23N18, ca 0.4 mi SW jcn Rds 23N18, 23N15 and 23N69, on the south flank Red Mtn. 1767 Comment
  CAS-BOT-BC364765  Sericocarpus oregonensis subsp. californicus John Thomas Howell 1951-8-19 28188 Plumas Greenville 1097 Comment
  CAS-BOT-BC364766  Sericocarpus oregonensis subsp. californicus Walter Knight; Irja Knight 1966-9-12 1735 Plumas Butterfly Botanical Area and Vicinity. Rubble Gap 1127 Comment
  UC88048  Sericocarpus oregonensis subsp. californicus Mrs. R. M. Austin 1896-9-1 415 Plumas hills near Quincy Comment
  JEPS112914  Sidalcea Dean W. Taylor 2001-8-2 17878 Plumas Onion Creek headwaters ca. 0.5 air miles SW of American House, along Forest Road 21N01Y ca. 0.3 miles West of junction Forest Road 21N99 1402 Comment
  CHSC107914  Sidalcea gigantea L. P. Janeway; B. Castro 2011-9-11 10720 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
  UC1873585  Sidalcea gigantea L. P. Janeway 1996-8-15 5069 Plumas Along the Oroville-Quincy Hwy, 1.1 mi west of Grizzly Creek; between the road and Little Grizzly Creek 1645 Comment
  JEPS97954  Sidalcea gigantea B. G. Baldwin 1999-8-16 1089 Plumas along Oroville-Quincy Highway, 7.6 mi E of junction with US Forest Service Road 28 (Four Trees Road), 0.5 mi W of US Forest Service Road 23N73Y Comment
  CDA13990  Sidalcea glaucescens G. F. Hrusa 1996-8-2 13435 Plumas Sierra Nevada; SW base of ridge between Argentine & Taylor Rocks, 1 mi. NW of Argentine Rock. Springline forms tributary of Squirrel Creek. Comment
  CHSC20781  Sidalcea glaucescens K. R. Stern 1975-7-24 5834 Plumas SW shore of Lake Almanor. 1371 Comment
  HSC101692  Sidalcea glaucescens Dillon North Davis 2013-6-20 28 Plumas 7.2 miles east on FS Road 26N67 from the junction with Rush Creek Road. 1811 Comment
  JEPS67295  Sidalcea glaucescens W. L. Jepson 1939-7-31 19319 Plumas about 2 to 2 1/2 mi from summit Spanish Peak 2042 Comment
  RSA718777  Sidalcea glaucescens L. P. Janeway 2006-7-11 8811 Plumas Northern High Sierra Nevada. About 2.7 km north of Quincy; 70 m northwest Hwy 70 along south side of Snake Lake Road. Southeast-facing slope; 1097 Comment
  JEPS48723  Sidalcea glaucescens John W. Duffield 1937-5-27 Plumas Grubstake Flats Meadow Valley, Grubstake Flats Comment
  RSA6247  Sidalcea glaucescens D. D. Keck 1932-7-3 1692 Plumas Quincy, in the northern Sierra Nevada. 1067 Comment
  RSA755544  Sidalcea glaucescens Barbara Ertter 1989-7-4 8680 Plumas 2.2 miles west of junction with Highway 89 and Highway 36 southwest of Chester. 1463 Comment
  CAS-BOT-BC205769  Sidalcea oregana Paul F. Covel 1937-7-20 869 Plumas Quincy Comment
  POM282917  Sidalcea oregana subsp. spicata Lyman Benson 1932-7-29 3981 Plumas Buck Lake. Sierra Nevada Mtn range. Feather River drainage. 2134 Comment
  SBBG122808  Sidalcea oregana subsp. spicata B. Ertter 1988-7-25 7843 Plumas Snoring Springs, 0.5 mi N of Diamon Mtn-Greenville-Red Rock jct; Diamond Mtns 1981 Comment
  JEPS51029  Silene californica W. L. Jepson 1939-7-31 19292 Plumas w Meadow Valley; w of Meadow Valley 1524 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
  CAS-BOT-BC181292  Silene invisa M. S. Taylor 1981-7-17 4047 Plumas Lakes Basin, Long Lake Trail, ca. 150 yds e of sign to Long Lake, ca. 1/4 mi. w. of trailhead, ca. 6 air mi. s. of Mohawk 1950 Comment
  CHSC63454  Silene invisa Lowell Ahart 1994-7-22 7502 Plumas Plumas/Sierra County. Log landing, along the north side of the Pacific Crest Trail, about 1/2 mile east of Mount Etna. 1981 Comment
  UC1527285  Silene invisa Lowell Ahart 1986-7-8 5351 Plumas about 1 mi nw Pilot Peak (about 14 mi ne); nw of Pilot Peak, ne of La Porte 1981 Comment
  CAS-BOT-BC389385  Silene lemmonii Anna Head 1921-7-1 s.n. Plumas Lake Center Camp, Feather River Region Comment
  CAS-BOT-BC389386  Silene lemmonii Anna Head 1920-7-29 s.n. Plumas Lake Center Camp, Feather River Region 1920 Comment
  CAS-BOT-BC389401  Silene lemmonii Mary Strong Clemens 1920-6-17 s.n. Plumas Greenville Comment
  CDA13806  Silene lemmonii G. F. Hrusa, B. Smith, T. D. Wilfred 1996-8-11 13493 Plumas Sierra Nevada; E of upper Bull Run Creek off USFS 23N12E. Comment
  NY342631  Silene lemmonii Mrs. Ames 1876-1 s.n. Plumas Comment
  JEPS48491  Silene lemmonii John W. Duffield 1937-6-9 Plumas n Bucks Lake (se slope of Bucks Mt.); , n of Bucks Lake Comment
  CHSC82498  Silene occidentalis subsp. occidentalis Lowell Ahart 2002-6-26 9779 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-BC75112  Sisymbrium altissimum Walter Knight; Irja Knight; John Thomas Howell 1966-7-27 1540 Plumas Butterfly Botanical Area and Vicinity. Along roadside near mouth of Butterfly Creek 1036 Comment
  CAS-BOT-BC75120  Sisymbrium altissimum David D. Keck 1932-7-3 1685 Plumas Quincy, in the northern Sierra Nevada. 1065 Comment
  CHSC92133  Sisyrinchium bellum Lowell Ahart; John Dittes 2005-9-20 12447 Plumas The southwest area of Mud Lake, about 1/2 mile northeast of Eisenheimer Peak, about 3/4 mile south of Wilcox Valley. 2029 Comment
  SEINET3814481  Sisyrinchium bellum Marcus E. Jones 1897-7-5 Plumas Prattville 1372 Comment
  UC335156  Sisyrinchium idahoense unknown 1889-5-28 Plumas Culver's Ranch; Mohawk Valley Comment
  RSA88404  Sium suave J. T. Howell 1951-8-20 28217 Plumas Genesee 1128 Comment
  UC1400345  Sium suave R. F. Thorne and C. W. Tilforth 1969-9-6 39240 Plumas 1 mi sw of Beckwourth (Feather River); Feather River 1356 Comment
  UC1134668  Smilacina racemosa D. Axelrod 1934-6-9 23 Plumas 2 1/4 mi nw Lexington Hill; Plumas National Forest, Bidwell Bar Quadrangle Comment
  UCSB45743  Solanum parishii Reisentz, Paul 1979-5-12 Plumas 1 mile north of Injun Jim Campground on Highway 70, 5.7 miles south of Beldon Comment
  CAS-BOT-BC157243  Solanum umbelliferum A. Head 1920-6-8 s.n. Plumas Camp Rodgers, Feather River region 701 Comment
  RSA59443  Solidago canadensis subsp. elongata E. K. Balls 1950-9-8 15727 Plumas Lakes Center Public Campground. 2043 Comment
  RSA715690  Solidago canadensis subsp. elongata L. Ahart, Josephine Guardino 2005-8-10 12315 Plumas Along a small branch of Lights Creek, east side of Forest Road 27N54, about 5.5 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1822 Comment
  CHSC66754  Solidago elongata Vernon H. Oswald; Lowell Ahart 1996-8-14 8177 Plumas Northern High Sierra Nevada. Between Bucks Summit and Bucks Lake on the Oroville-Quincy Hwy., 0.6 mi E of White Horse Campground. Meadow. 1615 Comment
  CHSC99810  Solidago elongata Lowell Ahart 2008-8-14 15215 Plumas West of the small stream, northwest of the meadow (swamp, bog), about 300 yards north of the paved road, about 1/2 mile west of the bridge where the South Fork of the Feather River flows into Little Grass Valley Reservoir, about 4 1/2 miles (air) north of La Porte. 1597 Comment
  UC36234  Solidago elongata D. Cleveland Jul 1882-Jul 1889 Plumas Comment
  UC830217  Solidago elongata Mrs. E. C. Sutliffe Aug 1917 Plumas Blairsden Comment
  CAS-BOT-BC157309  Sorbus californica A. A. Heller 1915-7-7 12059 Plumas Near the summit of Soapstone ridge in the Sierra Nevada, 12 miles west of Bucks 1676 Comment
  CAS-BOT-BC157317  Sorbus californica Alice Eastwood 1927-6-17 14638 Plumas Long Valley, United States Forest Reserve 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
  JEPS107974  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
  CHSC115747  Sorbus scopulina L. P. Janeway 2015-8-3 11818 Plumas Northern High Sierra Nevada. Plumas National Forest; above Road 23N73Y 4.9 road-km north of Oroville-Quincy Hwy and Grizzly Summit; 1.6 air-km north-northeast of Grizzly Summit. 1596 Comment
  CHSC115778  Sorbus scopulina Lowell Ahart; John Deurloo 2015-8-25 20525 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
  SEINET10483621  Sorbus sitchensis Mary Susan Taylor, M. Foster 1981-6-15 Taylor 3903 Plumas T24N R8E sw/nw sec 7; N side of Silver Lake, ca. 4 mi NW of Meadow Valley; elevation ca. 6000 ft. 1829 Comment
  CHSC90293  Sparganium natans L. P. Janeway 1994-8-24 4750 Plumas Northern High Sierra Nevada. Shallow pond in South Fork Rock Creek at Deanes Valley Campground. 1298 Comment
  CHSC85690  Spergularia rubra G. Douglas Barbe; T. C. Fuller, J. T. Howell 1981-6-23 3160 Plumas Long Valley, 0.4 mile south of junction, Dixie Canyon-Round Valley and Canyon Dam roads, at Maxwell Mine Road. 1633 Comment
  RSA121879  Sphaeromeria potentilloides var. potentilloides E. Sawyer 1935-6-6 73 Plumas 2.5 miles SSW of Sugarloaf. 1494 Comment
  RSA176437  Sphaeromeria potentilloides var. potentilloides P. H. Raven 1963-5-28 18421 Plumas 1.1 miles E of Beckwourth. Comment
  CHSC54460  Sphenosciadium capitellatum Vernon H. Oswald; Lowell Ahart 1991-7-30 4781 Plumas Humbug Rd at Grizzly Creek, 5.2 miles (odometer) northeast of Humbug Summit (between Humbug Summit and Humbug Valley). 1777 Comment
  CAS-BOT-BC290607  Spiraea Peter Rubtzoff 1978-8-4 9243 Plumas West side of Highway 89, 0.2 miles north of Spanish Creek crossing (ca. 0.75 miles north of Quincy). Comment
  CHSC1611  Spiraea douglasii V. Holt 1935-9-13 Plumas Buck's Lake. 1584 Comment
  CHSC42799  Spiraea douglasii L. P. Janeway 1984-7-13 914 Plumas SW of Bucks Lake and near Grizzly Creek campground. In meadow. 1584 Comment
  HSC19752  Spiraea douglasii W. R. Rogers 1966-8-24 207 Plumas Near Snake Lake Comment
  RSA59234  Spiraea douglasii E. K. Balls 1950-8-31 15536 Plumas Hwy 24. 1/2 mile N of Spanish Creek. Just N of Quincy. 1098 Comment
  SEINET10483627  Spiraea douglasii Mary Susan Taylor 1982-6-14 Taylor 4672 Plumas T26N R9E se sec 34. Greenville SW quad. E side of Hwy 89, ca. 1 mi n of Indian Falls. 3400 ft. 1036 Comment
  RSA286343  Spiranthes romanzoffiana Robert F. Thorne 1974-7-30 44992 Plumas Plumas National Forest, Butterfly Valley Botanical Area. 1174 Comment
  CHSC13626  Stachys ajugoides var. rigida M. S. Taylor 1974-7-3 300 Plumas Ca. 25 ft e of road, opposite Darlingtonia Bog, in Butterfly Valley Botanical Area, ca. 5 mi nw of Quincy. 1173 Comment
  UC723801  Stachys ajugoides var. rigida Joseph Andorfer Ewan 1934-7-8 8595 Plumas Dentens Sierra Nevada, Middle Fork Feather River 1615 Comment
  SEINET9362994  Stachys rigida Unknown 2014-7-23 2014 -012 Plumas Gray Eagle Creek, Lakes Basin, Plumas National Forest Comment
  POM252828  Stachys rigida subsp. rivularis A. A. Heller 1938-7-2 s.n. Plumas Near the river bridge at Quincy. 1098 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
  CHSC109726  Stellaria crispa B. Castro 2005-10-20 1529 Plumas High Sierra Nevada. Lake Davis/Grizzly Dam, ca 5 air mi N of Portola. On NNE-facing slope overlooking Big Grizzly Creek, ca 1000 ft downstream (SE) of dam and E of the main Lake Davis Rd (USFS Rd 24N07). 1734 Comment
  CHSC63127  Stellaria crispa Lowell Ahart 1994-6-17 7356 Plumas Near the edges of a small meadow, on the east side of Sly Creek, about 1 mile north of Schwartz Meadow, about 1 mile east of Sly Creek Reservoir. 1097 Comment
  RSA95418  Stellaria longipes J. T. Howell 1951-6-27 27587 Plumas McRae Meadow. 1982 Comment
  UC1563941  Stellaria longipes var. longipes Barbara Ertter 1989-7-4 8689 Plumas 4.2 mi w Highway 89 junction with Highway 36 (Coyote Flat, w of Lake Almanor); Coyote Flat 1524 Comment
  CAS-BOT-BC397723  Stellaria nitens Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1967-6-12 1956 Plumas Fern Glen 1097 Comment
  CHSC81362  Stellaria nitens L. P. Janeway 1996-5-21 4977 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
  JEPS100408  Stellaria obtusa Dean Wm. Taylor, Tom Engstrom 2004-7-22 19208 Plumas Big Ravine, Forest Road 25N64X about 0.5 air miles NE of Grizzly Dome 1432 Comment
  CHSC82514  Stellaria umbellata Lowell Ahart 2002-6-26 9757 Plumas In a meadow, on the southwest side of a gravel road, about 2 miles (air) northwest of Little Grass Valley Reservoir dam, about 5 miles (air) northwest of La Porte. 1741 Comment
  CAS-BOT-BC375049  Stenotus acaulis Clare B. Hardham 1961-6-16 7482 Plumas Sierra Nevada Mountains. Diamond Peak 2286 Comment
  CAS-BOT-BC375050  Stenotus acaulis L. W. Swift 1934-5-18 116 Plumas Plumas National Forest. Sugar Loaf near Meadow View 1889 Comment
  CHSC34902  Stenotus acaulis M. S. Taylor 1981-6-16 3911 Plumas NW side of rd 24N07, ca. 1 mi nw of Smith Peak Lookout, ca. 7 mi ne of Blairsden. 2072 Comment
  CHSC56527  Stephanomeria lactucina L. P. Janeway 1984-7-13 919 Plumas Near Grizzly Creek campground (southwest of Bucks Lake). 1584 Comment
  CHSC82534  Stephanomeria lactucina L. P. Janeway 2001-7-3 7262 Plumas Northern High Sierra Nevada. Top of south-facing slope overlooking Middle Fork Feather River; head of Sherman Creek. 1707 Comment
  CAS-BOT-BC375632  Stephanomeria lactucina John Thomas Howell 1960-7-19 35681 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  SEINET10610749  Stipa occidentalis Frederick J. Hermann 1955-7-27 Hermann 11950 Plumas Arid, grassy sagebrush slope, schoolyard. Beckwith Comment
  SEINET10836225  Stipa occidentalis Mary Susan Taylor 1982-8-18 Taylor 5014 Plumas T25N R12E se/ne sec 28. Mt Ingalls quad. Mt Ingalls summit, ca. 9 air mi ne of Sloat. Open exposed rocky area; 8370 ft. 2551 Comment
  RSA718392  Streptanthus tortuosus L. Ahart 2006-7-3 12904 Plumas About 0.25 mile N of Lumpkin Ridge road, on Lumpkin Ridge, 4 miles (air) NE of Camp 18 1528 Comment
  UC725895  Streptanthus tortuosus A. A. Heller 1938-7-2 15238 Plumas 3 mi e Quincy; Indian Valley 1097 Comment
  JEPS87620  Streptanthus tortuosus var. tortuosus Lowell Ahart 1994-7-7 7464 Plumas n side of trail about 3/4 mi (air) s. Pilot Peak; Pacific Crest Trail, Bunker Hill Ridge 2011 Comment
  CHSC55808  Streptopus amplexifolius var. americanus Vernon H. Oswald 1991-9-11 4870 Plumas South of Hot Springs Creek and west of Dream Lake at Drakesbed. Lassen Volcanic National Park. 1746 Comment
  UC338818  Swertia albicaulis var. nitida unknown Plumas Mohawk Valley Comment
  RSA59481  Symphoricarpos albus var. laevigatus E. K. Balls 1950-9-15 15868 Plumas Hwy 89, Lake Almanor to Quincy, 10 miles S of Lake Almanor. 1098 Comment
  CAS-BOT-BC237013  Symphoricarpos mollis Walter Knight; Irja Knight 1966-6-18 1271 Plumas 1/4 mi. past Sweetwater Meadow along roadside, Butterfly Botanical Area and Vicinity 1097 Comment
  CDA13567  Symphoricarpos mollis G. F. Hrusa, T. D. Wilfred 1996-7-23 13397 Plumas Sierra Nevada; Plumas NF above Little Long Valley Creek. Approx. 1/2 m. N. of Hwy 70 about 15 m. E of Quincy. Comment
  JEPS13654  Symphoricarpos mollis W. L. Jepson 1939-8-2 19327 Plumas Meadow Valley 1158 Comment
  HSC3944  Symphoricarpos rotundifolius W. R. Rogers 1966-6-26 216 Plumas 1951 Comment
  CAS-BOT-BC97564  Symphyotrichum ascendens John Thomas Howell 1961-9-23 36828 Plumas Indian Valley 1082 Comment
  CHSC109441  Symphyotrichum bracteolatum L. P. Janeway 2012-8-8 11047 Plumas Northern High Sierra Nevada, Plumas National Forest; east side of West Branch Nelson Creek; east side of Givsonville-Johnsville Road about 0.5 km north of its bridge across West Branch Nelson Creek; 2.5 air km east of Stafford Mtn. 1729 Comment
  RSA0045593  Symphyotrichum bracteolatum L. P. Janeway 2012-10-11 11057 Plumas Northern High Sierra Nevada. Plumas National Forest; along La Porte-Quincy Road across from Road 22N21; northwest slope between Gibsonville Ridge and SOuth Fork Feather River. 1877 Comment
  UCD169796  Symphyotrichum bracteolatum L. P. Janeway; John Dittes 2009-8-28 16353 Plumas On the north side of Forest Service Road 27N98, headwater of Clear Creek, about 2.0 miles (air) north of Butt Valley Reservoir Dam, about 3 miles (air) southwest of Lake Almanor Reservoir Dam. 1476 Comment
  CAS-BOT-BC97861  Symphyotrichum eatonii Lowell Ahart 1987-10-16 5914 Plumas area along Cold Water Creek, east of the camp along the creek, about 1/10 mile south-west of Arkansas Ravine, south-west 1767 Comment
  SBBG128081  Symphyotrichum eatonii L. Ahart, J. Dittes 2009-8-28 16353 Plumas seep on the N side of Forest Service Rd 27N98, headwater of Clear Crk, ca. 2.0 mi N of Butt Valley Reservoir Dam, ca. 3 mi SW of Lake Almanor Reservoir Dam 1476 Comment
  JEPS40760  Symphyotrichum spathulatum W. L. Jepson 1939-8-16 19433 Plumas Portola Comment
  CAS-BOT-BC98899  Symphyotrichum spathulatum var. intermedium John Thomas Howell 1961-9-25 36958 Plumas Portola - Sierra Nevada 1478 Comment
  CHSC102003  Symphyotrichum spathulatum var. intermedium L. P. Janeway; B. Castro 2009-8-29 9946 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
  CHSC77040  Symphyotrichum spathulatum var. spathulatum L. P. Janeway 1996-8-22 5077 Plumas Bean Creek at crossing of Road 25N17. 1402 Comment
  SEINET10507800  Taeniatherum caput-medusae Mary Susan Taylor 1982-6-28 Taylor 4774 Plumas T23N R14E nw/ne sec 27. Portola quad. Ramelli Ranch, between Calpine Rd (109), and cow pastures; s side of Hwy 70, ca. 1 mi w of Beckwourth. 4880 ft. Plumas National Forest property. 1487 Comment
  CHSC25334  Tanacetum vulgare M. P. Hayes 1977-8-12 28 Plumas Along Highway 70 adjacent to Paul's Creek, 2 mi below Chipps Creek. 701 Comment
  CAS-BOT-BC376836  Tanacetum vulgare David D. Keck 1932-7-3 1626 Plumas Quincy, in the Northern Sierra Nevada. Along branchlet of Spanish Creek 1065 Comment
  CAS-BOT-BC376842  Tanacetum vulgare John Thomas Howell 1961-9-23 36822 Plumas Greenville 1088 Comment
  CHSC33604  Taraxacum officinale M. S. Taylor; M. Foster 1981-6-8 3863 Plumas In meadow along creek, ca. 1/4 mi s of jct of 24N08 and 25N93, ca. 1 air mi nw of Bagley Pass, ca. 0.5 mi s of Red Clover Valley. 1737 Comment