Search Results — 2000 specimen records retrieved (1458 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/consortium/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  CAS-BOT-BC78050  Abies concolor A. L., Mrs. Coombs 1912-9-1 s.n. Plumas Big Meadows Comment
  NY29141  Abies concolor H. E. Brown 1897-8-1 671 - Plumas This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  UC1348767  Abies concolor R. A. Cockrell 1937-8-5 8329 Plumas near Spanish Peak; Meadow Valley Comment
  JEPS42678  Acer glabrum R. H. Platt 1891-1 Plumas region of Prattville , region of Prattville (the Sierras) Comment
  CAS-BOT-BC330983  Acer glabrum var. glabrum A. A. Heller 1915-7-7 12054 Plumas Near the summit of Soapstone ridge in the Sierra Nevada, 12 miles W of Bucks 1676 Comment
  CHSC70216  Acer glabrum var. torreyi B. Castro 1989-8-4 346 Plumas Ca 3.5 air mi SE of Bucks Lake, on N-facing flank of Mt. Ararat, ca 0.5 mi E of jct USFS Rds 23N19, 23N65, and the road to the top of Mt. Ararat. 1737 Comment
  RSA212178  Acer glabrum var. torreyi L. S. Rose 1969-6-23 69042 Plumas 8 miles southwest of Quincy, Le Porte Road 1311 Comment
  CAS-BOT-BC28738  Achillea millefolium John Thomas Howell 1955-7-19 30798 Plumas Vinton 1505 Comment
  CHSC81089  Achillea millefolium Lowell Ahart 2001-8-29 9266 Plumas On the west side of Little Last Chance Creek, on the strand of Frenchman Lake. 1700 Comment
  UCD51446  Achnatherum X bloomeri John Thomas Howell 1962-6-19 37841 Plumas The Buttes, n. Sierra Valley. 1493 Comment
  UC1131589  Achnatherum hymenoides C. W. Hanks 1934-8-13 45 Plumas ne Sierra Valley; Plumas National Forest, Sierraville Quadrangle Comment
  CDA14047  Achnatherum lemmonii G. F. Hrusa, T. D. Wilfred 1996-8-1 13419 Plumas Sierra Nevada; Forested, S-facing slopes, logged in past, ~ 1/4 mi. S of intersection of USFS 24N42 & 24N66, approx. 1 mi. S of Brady's Camp, Plumas National Forest. Comment
  CAS-BOT-BC217986  Achnatherum nelsonii John Thomas Howell 1960-7-22 35894 Plumas Near Soda Springs 1828 Comment
  CDA18669  Achnatherum nevadense G. D. Barbe, T. C. Fuller 1982-6-15 3735 Plumas Sierra Nevada; Red Hill Summit, Plumas National Forest. 1901 Comment
  CAS-BOT-BC216878  Achnatherum occidentale John Thomas Howell; Gordon H. True 1973-7-31 50069 Plumas Summit ridge of Thompson Peak, Diamond Range 2362 Comment
  CAS-BOT-BC216880  Achnatherum occidentale John Thomas Howell 1926-7-24 2100 Plumas Near Prattville 1463 Comment
  CAS-BOT-BC210840  Achnatherum occidentale subsp. californicum Anna Head 1921-7-18 s.n. Plumas Lake Center Camp, Feather River Region Comment
  JEPS28282  Achnatherum occidentale subsp. californicum George W. Gillett 1957-7-13 759 Plumas below Sifford Lakes (along direct route to the Devils Kitchen); Lassen Volcanic Nat'l Park 2057 Comment
  RSA71303  Achnatherum occidentale subsp. californicum L. S. Rose 1951-6-27 51022 Plumas Johnsville. 1601 Comment
  CAS-BOT-BC218039  Achnatherum stillmanii Lowell Ahart 1980-7-27 2487 Plumas E of Four Water Creek 1500 Comment
  CHSC87985  Achnatherum thurberianum Lowell Ahart; John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11152 Plumas On the north side of a forest road, southwest of a small meadow and seeps, 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. 2124 Comment
  JEPS106230  Achnatherum thurberianum Lowell Ahart, John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11152 Plumas On the north side of a forest road, southwest of a small meadow and seeps, 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 2124 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
  CHSC9706  Acmispon americanus var. americanus Nancy Mosman 1971-7-11 71 Plumas Found 3 ft e of Hwy 70 ca. 1.3 mi s of the Beldon turnoff. 1025 Comment
  CHSC112521  Acmispon nevadensis var. nevadensis L. P. Janeway 2014-7-15 11529 Plumas Northern High Sierra Nevada. Plumas National Forest; Happy Valley, about 6.4 air-km northeast of Cromberg; just northwest of Long Valley Creek along Road 24N97, along the southwest edge of Happy Valley. 1734 Comment
  CDA13423  Aconitum columbianum G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13271 Plumas Sierra Nevada; Bull Run Creek off USFS 23N12E. Comment
  JEPS60363  Aconitum columbianum R. H. Platt 1891-1 Plumas the Sierras Comment
  SD8182  Aconitum columbianum Daniel Cleveland 1882-7-26 Plumas Big Meadows Comment
  UC1125851  Aconitum columbianum G. T. Nordstrom 1934-7-20 249 Plumas Silver Lake Dam Plumas Nat'l Forest, Bidwell Bar Quad., Silver Lake Dam Comment
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Nov 4 2011
  CAS-BOT-BC391479  Aconitum columbianum subsp. columbianum Catherine Best 1983-8-29 876 Plumas Lakes Basin Campground 1920 Comment
  CAS-BOT-BC391482  Aconitum columbianum subsp. columbianum Robert J. Weatherby 1950-7-7 1445 Plumas Banks of Gansner Creek, Quincy 1219 Comment
  JEPS114407  Aconitum columbianum var. columbianum Lowell Ahart 2008-7-16 15081 Plumas In 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
  CHSC45858  Aconogonon davisiae Lowell Ahart 1974-10-1 645 Plumas On the west part of the Buzzards Roost Ridge, about 1/2 mile north of Onion Valley, about 1 mile north of Pilot Peak. 1981 Comment
  CAS-BOT-BC391665  Actaea rubra Alice Eastwood 1927-6-11 14490 Plumas United States Forest Reserve. Forest Lodge, Greenville Comment
  CHSC102123  Actaea rubra Lowell Ahart; John Dittes 2009-7-27 16178 Plumas On damp to dry soil, west of the small pond, headwaters of Grizzly Gulch, 2.1 miles (air) northeast of Butt Valley Reservoir Dam. 1479 Comment
  JEPS115172  Adenocaulon bicolor Lowell Ahart, John Dittes 2009-7-13 16052 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
  CHSC115744  Adiantum aleuticum L. P. Janeway 2015-8-3 11814 Plumas Northern High Sierra Nevada. Plumas National Forest; above Road 23N73Y 3.4 road-km north of Oroville-Quincy Hwy and Grizzly Summit. 1696 Comment
  CHSC97803  Adiantum aleuticum L. P. Janeway 2007-8-12 9166 Plumas Northern High Sierra Nevada. Near Road 23N73Y 3.4 road km north of Oroville-Quincy Hwy and Grizzly Summit. Rocky bouldery north-facing dry drainage above the road. 1652 Comment
  JEPS95273  Adiantum aleuticum Lowell Ahart 1994-7-28 7532 Plumas SW of Bucks Lake (NE of Frenchman Hill) 1706 Comment
  SBBG29872  Agastache urticifolia E. Crum 1937-8-7 1947 Plumas 3 mi W of Lake Almanor 1524 Comment
  CAS-BOT-BC29511  Agoseris John Thomas Howell 1962-6-18 37735 Plumas Sierra Valley near Beckwourth 1487 Comment
  CAS-BOT-BC29513  Agoseris W. Harnach; N. Harnach 1990-6-13 367 Plumas Sierra Valley, Ramelli Ranch (USFS) 1487 Comment
  CHSC96846  Agoseris glauca var. laciniata Lowell Ahart; John Dittes, Josephine Guardino 2007-6-9 14040 Plumas Under pine trees, about 150 yards west of a poor dirt road, about a mile (air) north of the north end of Lake Davis. 1857 Comment
  CAS-BOT-BC22909  Agoseris heterophylla Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1967-6-12 1965 Plumas Butterfly Botanical Area and vicinity, Trestle glen 1112 Comment
  JEPS113520  Agoseris heterophylla Lowell Ahart, John Dittes 2007-6-16 14099 Plumas On dry soil, 100 yards 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
  JEPS115799  Agoseris heterophylla Lowell Ahart, John Dittes, Josephine Guardino 2009-6-15 15886 Plumas About 200 yards northwest of Lake Almanor Dam, depression in mined over area 1421 Comment
  JEPS36287  Agoseris heterophylla var. heterophylla W. L. Jepson 1918-8-2 7775 Plumas Beckwith Pass 1463 Comment
  CAS-BOT-BC13434  Agoseris retrorsa Dennis Breedlove 1962-6-12 4367 Plumas Jackson Creek, in upper drainage of Middle Fork of Feather River, 1 mile southeast Cromberg 1341 Comment
  CAS-BOT-BC13440  Agoseris retrorsa Walter Knight; Irja Knight; John Thomas Howell 1966-6-26 1610 Plumas Roadside at Fern Glen 1097 Comment
  CAS-BOT-BC13436  Agoseris retrorsa Anna Head 1921-6-22 s.n. Plumas Campbell's Hot Springs, Sierra Valley. 1524 Comment
  SEINET10566205  Agropyron William E. Harmon 1968-8-18 Harmon 1556 Plumas 1.5 mi e of quincy, on hwy 70-89, from roadside in open valley with adjacent Pasture land. Comment
  CHSC59842  Agrostis capillaris L. P. Janeway 1992-8-30 4303 Plumas Plumas National Forest. McRae Meadow; upper end of East Nelson Creek. 1914 Comment
  JEPS113924  Agrostis capillaris W. and N. Harnach 2000-8-2 971 Plumas Sierra VAlley 1.5 miles south of Highway 70 on A-23, 0.25 miles east of A-23. South of Beckwourth, CA (Sierra Valley Farms) Comment
  CAS-BOT-BC127083  Agrostis exarata Clare B. Hardham 1970-8-11 17716 D. Plumas Road to Thompson Peak Lookout. 2133 Comment
  CAS-BOT-BC127088  Agrostis exarata Thomas H. Kearney 1944-8-14 4 Plumas Near Prattville, Lake Almanor. Comment
  CAS-BOT-BC127105  Agrostis exarata John Thomas Howell 1926-7-30 2152 Plumas Prattville. 1463 Comment
  CDA28134  Agrostis exarata L. Ahart 2001-8-29 9243 Plumas On the bottom of Little Last Chance Creek, on the strand of Frenchman Lake. Comment
  SEINET13709328  Agrostis exarata Lowell William Ahart, Lowell William Ahart 2001-1 9243 Plumas W Side Little Last Chance Creek, Strand of Frenchman Lake (T24N, R16E, sec 8, SE 1/4) 5580 Ft. 1701 Comment
  CAS-BOT-BC139609  Agrostis gigantea John Thomas Howell; Gordon H. True; Walter Knight; Irja Knight 1967-7-10 2211 Plumas Butterfly Botanical Area and Vicinity. Mouth of Butterfly Creek. 883 Comment
  CAS-BOT-BC139408  Agrostis hyemalis Robert J. Weatherby 1950-7-17 1465 Plumas Feather River Camp, 4 miles north of Quincy. 1066 Comment
  JEPS68385  Agrostis pallens W. L. Jepson 1924-7-22 10626 Plumas Rich Point Middle Fork Feather River, Dogwood Creek 1127 Comment
  CAS-BOT-BC138708  Agrostis scabra John Thomas Howell 1951-6-28 27729 Plumas Eureka Lake. 1889 Comment
  CHSC100387  Agrostis scabra Lowell Ahart 2008-9-10 15368 Plumas On the bottom 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
  UC573808  Agrostis scabra H. S. Yates 1936-8-12 6091 Plumas Lake Almanor Plattville Quad. 1341 Comment
  UCD53385  Agrostis scabra Beecher Crampton 1964-8-25 7159 Plumas Lassen Volcanic National Park, Devil's Kitchen, Hot Springs Creek. 1859 Comment
  CHSC44539  Agrostis thurberiana Lowell Ahart 1977-7-9 1455 Plumas Along the edges of Bunker Hill Creek, about 1/2 mile north of the Bunker Hill Mine, about 12 miles north-east of La Porte. 1828 Comment
  CHSC64484  Agrostis thurberiana B. Castro 1994-9-8 551 Plumas Ca 1.1 air mi SE of Bucks Lake, ca 0.1 mi S of the Oro-Quincy Hwy on slope among Haskins Valley USFS Summer Home Tract cabins, where seeps and springs surface. 1627 Comment
  CHSC108121  Agrostis variabilis Lowell Ahart 2011-9-20 17689 Plumas Open area around a primitive campsite, on the south side of the poor dirt road on the north side of Pilot Peak, about 9 miles (air) northeast of La Porte. 2072 Comment
  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
  CAS-BOT-BC459460  Allium bisceptrum Alice Eastwood 1927-6-27 14910 Plumas On road from Chilcott [Chilcoot], US Forest Reserve Comment
  UC635261  Allium campanulatum H. L. Mason 1924-6-15 1033 Plumas Graeagle Comment
  CAS-BOT-BC466607  Allium campanulatum Robert J. Weatherby 1955-7-2 1569 Plumas Bear Ridge near Taylor Lake 2194 Comment
  CAS-BOT-BC466616  Allium campanulatum Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1967-6-12 1934 Plumas Between valley proper and Darlingtonia bog 1066 Comment
  CAS-BOT-BC466620  Allium campanulatum David D. Keck 1932-7-3 1630 Plumas Quincy. Northern Sierra Nevada 1065 Comment
  SEINET183707  Allium campanulatum L. Constance 1938-6-10 2321 Plumas Feather River at Chester near Lake Almanor 1219 Comment
  UCD141814  Allium campanulatum L. K. Mann; M. D. Mann, Madison 1962-6-12 s.n. Plumas along Highway 89, 0.5 mile past Canyon Dam toward Greenville. Comment
  SEINET10471983  Allium lemmonii Mary Susan Taylor, M. Foster 1981-6-3 Taylor 3842 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
  SEINET12048438  Allium obtusum L. Ahart, Ahart, P. 1983-1 4328 Plumas Near Onion Valley, W of Pilot Peak, near Quincey-La Porte Rd., NE of La Porte, Red Fir Forest 2000 Comment
  CHSC107266  Allium obtusum var. obtusum L. P. Janeway; Matt Simenc 2011-7-11 10513 Plumas Northern High Sierra Nevada. Plumas National Forest; un-named ridge between South Fork Feather River and Gibsonville ridge, 2.5 km east of Little Grass Valley Reservoir. Gravelly open area just over the north edge of the ridge. 1810 Comment
  UC1585997  Allium parvum Barbara Ertter with Gary Schoolcraft 1989-7-3 8662 Plumas ca. 7 air mi s Susanville (sw peak); Diamond Mt. 2316 Comment
  POM252943  Allium parvum A. A. Heller 1938-5-21 15104 Plumas About the airfield west of Chester. 1305 Comment
  UC2013025  Allium parvum Barbara Ertter 1990-5-13 8963 Plumas North side Highway 36 on west side of Chester, jeffrey pine flat across from county road department. Comment
  SD230972  Allium platycaule James Shevock 1985-5-19 11163 Plumas Northern Sierra Nevada. Plumas National Forest, along forest road 28N01, 2 miles west of Frenchman Reservoir. 1800 Comment
  CAS-BOT-BC474092  Allium platycaule W. Harnach; N. Harnach 1990-5-12 289 Plumas Sierra Valley, Wilson brothers ground, south of Marble Lane, on Co. Rd A-23. (the rock pile) 1514 Comment
  RSA164372  Allium platycaule Clare B. Hardham 1961-6-16 7467 Plumas Diamond Peak. 2287 Comment
  RSA641885  Allium platycaule Michael A. Vincent 1999-6-8 8549 Plumas Plumas National Forest, Milford Ranger District, along FS 28N03 betw FS 27N25 and FS26N16. Comment
  RSA59175  Allium validum E. K. Balls 1950-9-1 15601 Plumas East of Long Lake in meadow, sloping down to 2 smaller lakes. 2104 Comment
  CAS-BOT-BC476717  Allium validum Anna Head 1921-7-17 s.n. Plumas Grey Eagle Meadows, Feather River Region Comment
  NY380655  Allocarya ambigens A. A. Heller 1907-7-2 8682 Plumas Between Vinton and Beckwith Comment
  CAS-BOT-BC171346  Alnus incana subsp. tenuifolia W. R. Dudley 1909-8-25 s.n. Plumas Creek Bank, Sierra Valley Comment
  CAS-BOT-BC171366  Alnus incana subsp. tenuifolia L. P. Janeway 1992-8-30 4302 Plumas McRae Meadow, upper end of East Nelson Creek. Plumas National Forest - Beckwourth District McRae Compartment 1889 Comment
  CHSC34282  Alnus incana subsp. tenuifolia M. S. Taylor 1981-8-28 4244 Plumas Along Sulphur Creek, ca. 1/4 mi s of Hwy 89, ca. 3 mi se of Clio. 1432 Comment
  RSA232721  Alnus incana subsp. tenuifolia Larry E. DeBuhr, Gary Wallace 1972-5-21 599 Plumas Plumas National Forest, Butterfly Valley about 1 mile southwest of Keddie, along forest road 25N12. Comment
  SEINET196506 Image available Alnus incana subsp. tenuifolia J. M. Tucker 1948-7-24 1727 Plumas Near rd from Cascade to Camel Peak 1620 Comment
  SEINET5536223 Image available Alnus incana subsp. tenuifolia Clarissa Kimber 1961-1 277 Plumas Quincy Quadrangle; Snake Lake Road, 2.5 mi from turn off Hwy 89 at Elizabethtown Comment
  RSA0034613  Alnus incana subsp. tenuifolia B. C. Templeton 1967-4-23 10743 Plumas Butterfly Valley, near Quincy. 1067 Comment
  SEINET10478565  Alnus incana subsp. tenuifolia Mary Susan Taylor 1981-7-17 Taylor 4027 Plumas T21N R12E ne/se sec 7, Sierra City NW quad; Bear Lake trail of Lakes Basin area, within 1/4 mi of trailhead near Ellwood Lodge, 6 mi S of Mohawk; moist shaded forest; 6400 ft elev. 1950 Comment
  CAS-BOT-BC138026  Alopecurus carolinianus W. Harnach; N. Harnach 1991-6-21 560 Plumas Sierra Valley. Next to RailRoad bridge east of County Road A-23. 1487 Comment
  CHSC94668  Amaranthus albus Lowell Ahart 2006-10-8 13410 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
  RSA537532  Amaranthus californicus Barbara Ertter 1988-10-21 8009 Plumas Lake Almanor, E end of causeway ca 1.5 mi E of Chester on Hwy 36. 1341 Comment
  RSA794993  Amaranthus californicus L. Ahart, John Dittes 2009-9-7 16374 Plumas Below the high water line of Lake Almanor, about 2000 feet NW of lake Almanor Dam. 1591 Comment
  CHSC105641  Ambrosia acanthicarpa Lowell Ahart; John Dittes 2010-10-5 17301 Plumas On the east side of Highway 49, 830 feet north of the Plumas-Sierra county line, 2.7 miles (air) northeast of Loyalton, 6.9 miles (air) southwest of Vinton. 1508 Comment
  CHSC110937  Amelanchier alnifolia var. pumila L. P. Janeway 2010-11-15 10217 Plumas Northern High Sierra Nevada. Plumas National Forest; along Road 23N70 about 1.3 km south of junction with Road 23N18; 0.3 km east of Coldwater Creek 1.0 km south of its split into West Branch and East Branch. 1681 Comment
  CHSC46126  Amelanchier pallida Lowell Ahart 1975-7-9 863 Plumas About 1 mile west of Pilot Peak, about 15 miles north of La Porte. 1981 Comment
  CAS-BOT-BC136779  Amelanchier utahensis Walter Knight; Irja Knight 1966-6-18 1301 Plumas Butterfly Valley 1143 Comment
  CAS-BOT-BC136782  Amelanchier utahensis John Thomas Howell; Gordon H. True 1967-7-11 43339 Plumas Summit ridge of Mt. Hough 2194 Comment
  CAS-BOT-BC136790  Amelanchier utahensis Anna Head 1921-6-25 s.n. Plumas Lake Center Camp, Feather River Region Comment
  JEPS127335  Amelanchier utahensis Lowell Ahart 2016-7-9 21092 Plumas Top and on the east side Table Mountain, about 2 miles (air) northwest of of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir Dam. Comment
  UC567084  Amelanchier utahensis E. Sawyer 1935-5-21 16 Plumas 2 mi e Beckwith; Sierraville Quad. 1584 Comment
  UC471166  Amsinckia H. E. Parks 1930-7-13 Plumas on shore of Lake Tagish (Caribou); Caribou Comment
  CHSC113905  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. 1533 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-BC391846  Anemone drummondii M. S. Taylor 1981-5-8 3660 Plumas At jct of rd 26N18, 26N92, and 27N92, ca. 1/2 mi e of Long Valley Mine, ca. 4 air mi w of Greenville 1615 Comment
  POM147070  Anemone drummondii Alice Eastwood 1927-6-15 s.n. Plumas On trail to long Valley. Comment
  CAS-BOT-BC391928  Anemone lyallii A. A. Heller 1938-5-21 15100 Plumas West of Chester Comment
  JEPS14089  Angelica breweri W. L. Jepson 1939-7-31 19321 Plumas lower Spanish Peak, about 2 to 2 1/2 mi (by trail) from summit Spanish Peak 2042 Comment
  UCD127138  Angelica breweri K. L. Olson 1949-7-31 22 Plumas Feather River Canyon, 2 miles north of Howells, on road to Caribou. Comment
  SDSU2303  Angelica breweri D. F. Howe 1959-8-3 2784 Plumas 30 miles north of Quincy on #89 by stream. 1372 Comment
  SEINET10939787  Angelica breweri Mary Susan Taylor, M. Foster 1981-6-15 Taylor 3896 Plumas T24N R8E w half nw sec 13, Bucks Lake quad; S side of Bucks Lake Rd, ca. 50 ft E of jct with 24N29 (rd to Deanes V.), ca. 2 mi NE of Meadow Valley; serpentine outcrop with scattered basaltic outcrop in Mixed Coniferous Forest; 3800 ft. 1158 Comment
  SEINET3156082  Angelica breweri E. K. Balls 1950-9-12 15790 Plumas 1.5 mi. along trail from Lakes Center Public Campground to Long Lake Outlet, southern Plumas County 2012 Comment
  SEINET7063406  Anisocoma acaulis A. G. Vestal 1947-3-28 s.n. Plumas Warner Valley. UTM Zone 10, 643848mE, 4469701mN. (WGS84/NAD83). 1536 Comment
  SD9142  Antennaria R. M. Austin 1878-1 Plumas American Valley Comment
  CAS-BOT-BC64791  Antennaria W. Harnach; N. Harnach 1990-6-13 371 Plumas Sierra Valley. Ramelli Ranch (USFS). 1487 Comment
  CAS-BOT-BC59318  Antennaria argentea John Thomas Howell 1975-6-16 51140 Plumas 2 miles northwest of Spring Garden 1173 Comment
  CAS-BOT-BC59309  Antennaria argentea Alice Eastwood 1927-6-17 14637 Plumas United States Forest Reserve. Trail to Long Valley Comment
  OBI17078  Antennaria argentea Lewis S. Rose 1967-7-11 67161 Plumas Mt. Hough rd, 6 mi N of Quincy Jctn 1707 Comment
  SJSU6948  Antennaria argentea C. W. Sharsmith 1975-6-17 8223 Plumas near Gray Eagle Creek 1371 Comment
  CHSC57406  Antennaria luzuloides subsp. aberrans L. P. Janeway; Garrett Gibson 1991-6-13 4006 Plumas Plumas National Forest. Ca 1/4 mi west-northwest of Claireville Flat, ca 1/2 mi southeast of Hwy 70 and Willow Creek. 1484 Comment
  CAS-BOT-BC79926  Antennaria microphylla A. A. Heller; P. B. Kennedy 1907-7-5 8749 Plumas Red Clover valley Comment
  CHSC76032  Antennaria rosea G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-24 3266 Plumas Mount Hough summit. 2194 Comment
  POM186516  Anthemis cotula D. D. Keck 1932-7-3 1683 Plumas Quincy, in the Northern Sierra Nevada 1065 Comment
  CHSC83615  Antirrhinum vexillo-calyculatum subsp. intermedium L. P. Janeway 2001-6-28 7243 Plumas High Cascade Range. East-facing slope of ridge overlooking North Fork Feather River and Caribou Road, about 2.6 km north of confluence of East Branch North Fork Feather River; along Road 26N26 3.4 km from Caribou Road. 1067 Comment
  CHSC55632  Apera interrupta K. R. Stern 1985-6-25 8295 Plumas Vicinity of Blairsden. 1402 Comment
  CAS-BOT-BC457542  Aphanes occidentalis J. T. Howell; Walter Knight; Irja Knight; G. H. True 1967-5-7 2228 D. Plumas Butterfly Botanical Area and Vicinity; open flat near Pond Reservoir. 1097 Comment
  CHSC34864  Apocynum androsaemifolium M. S. Taylor 1981-7-27 4126 Plumas N side of Beckwourth-Genesee Rd, ca. 7 air mi e of Genesee. 1645 Comment
  CHSC57248  Apocynum androsaemifolium L. P. Janeway 1984-9-1 1128 Plumas Lakes Basin Recreation Area, on west side of Mud Lake. 2026 Comment
  HSC101699  Apocynum androsaemifolium Dillon North Davis 2013-6-20 29 Plumas 7.2 miles east on FS Road 26N67 from the junction with Rush Creek Road. 1811 Comment
  UC1005693  Apocynum androsaemifolium Frank W. Gould 1938-6-26 439 Plumas 5 mi. n. Blairsden 1350 Comment
  UC1552708  Apocynum androsaemifolium Frederica Bowcutt 1985-6-7 581 Plumas ca. 15 air mi. n.e. Quincy (between Beckwourth Rd. and Red Clover Creek); Plumas Nat'l Forest Comment
  UC565905  Apocynum androsaemifolium E. Sawyer 1935-7-9 275 Plumas 4 1.2 mi. s. Crow; Sierraville Quad. 1828 Comment
  JEPS46321  Apocynum androsaemifolium W. L. Jepson 1939-8-7 19347 Plumas near University Camp (Meadow Valley); Meadow Valley 1158 Comment
  SBBG128283  Apocynum androsaemifolium L. Ahart, J. Dittes 2009-7-14 16068 Plumas SE side of Forest Service Rd 27N92, ca. 1.9 mi SE of Seneca, ca. 6 mi S of Lake Almanor Reservoir Dam 1677 Comment
  UC586841  Apocynum androsaemifolium Joseph Andorfer Ewan 1934-6-26 8192 Plumas Gold Lake Rd. Sierra Nevada 1737 Comment
  CAS-BOT-BC397893  Aquilegia formosa Walter Knight; Irja Knight; John Thomas Howell 1966-7-26 1562 Plumas Fern Glen. 1112 Comment
  UC1125883  Aquilegia formosa A. Lewis 1934-6-12 478 Plumas 2 mi sw Fewler Peak; Downieville quad 1615 Comment
  CAS-BOT-BC397889  Aquilegia formosa Lowell Ahart 1983-8-17 4335 Plumas West of Pilot Pk., about 11 miles northeast of La Porte. South of Onion Valley, near the Qunicy La Porte Road. 2000 Comment
  JEPS60395  Aquilegia formosa W. I. Follett 1937-7-27 Plumas Rich Gulch Comment
  UC1075690  Aquilegia formosa Robert J. Weatherby 1955-7-2 1577 Plumas below Bear Ridge (by creek near Taylor) 2072 Comment
  SEINET10480697  Arabis Mary Susan Taylor 1981-6-17 Taylor 3920 Plumas T25N R12E se/ne sec 28. Mt Ingalls quad. Top of Mt Ingalls, ca. 7 air mi SE of Genesee. 8372 ft elev. 2552 Comment
  JEPS109843  Arabis constancei Dean W. Taylor 2004-5-26 19075 Plumas County Road 204 ca. 2 miles west from Round Valley (site) 1539 Comment
  SEINET10874431  Arabis constancei Mary Susan Taylor, G. Rotta 1982-5-18 Taylor 4471 Plumas T26N R9E nw/ne sec 7. Almanor NE quad. On serpentine, both sides of spur rd off 26N18, ca. 0.5 mi se of Long Valley Mine, ca. 4 air mi w of Greenville. 5500 ft. 1676 Comment
  RSA0126329  Arabis hirsuta var. glabrata E. K. Balls 1950-9-15 15826 Plumas 6 miles NW of Chester, North Fork Feather River. 1402 Comment
  RSA699250  Arabis holboellii var. pinetorum L. Ahart, John Dittes, Josephine Guardino 2004-6-6 10995 Plumas On the north side of the logging road, about 1 1/2 miles (air) south of Lower Taylor Rock, about 7 1/2 miles (air) northeast of Quincy. 1518 Comment
  UC1504456  Arabis rectissima var. rectissima Reed C. Rollins and Kathryn W. Rollins 1981-5-29 81163 Plumas 7.1 mi nw Beckwourth Comment
  UC924272  Aralia californica H. S. Reed 1941-8-2 Plumas Forest Lodge 1036 Comment
  CAS-BOT-BC171672  Aralia californica Lloyd W. Swift 1931-7-24 40 Plumas 1st Water Trough Creek, N. Greenville, Plumas Forest 1219 Comment
  UC1076328  Arceuthobium americanum Herbert L. Mason 1924-6-20 1079 Plumas near lake Gold Lake Comment
  UC1078843  Arceuthobium campylopodum Job Kuijt 1957-5-21 1351 Plumas 3 mi n Almadore (on Hwy 89) Comment
  RSA550549  Arctostaphylos canescens J. T. Howell 1976-7-16 51916 Plumas Just east of Bucks Summit on road to Meadow Valley. 1646 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-BC38490  Arctostaphylos mewukka subsp. truei John Thomas Howell; Gordon H. True 1967-5-8 42194 Plumas Near the spring in the Butterfly Botanical Area 1097 Comment
  CAS-BOT-BC40012  Arctostaphylos nevadensis Robert J. Weatherby 1950-8-11 1526 Plumas Side of Mt. Elwell, Lakes Basin area. 2194 Comment
  CAS-BOT-BC40015  Arctostaphylos nevadensis Alice Eastwood 1927-6-15 14593 Plumas Forest Lodge near Greenville Comment
  RSA550617  Arctostaphylos nevadensis J. T. Howell, T. C. Fuller, G. D. Barbe, Donna Howell 1981-6-24 54265 Plumas Rocky sumit ridge, Mt. Hough. 2204 Comment
  CAS-BOT-BC42087  Arctostaphylos patula Walter Knight; Irja Knight 1966-6-18 1317 Plumas Butterfly Valley 1127 Comment
  CAS-BOT-BC42108  Arctostaphylos patula John Thomas Howell 1960-7-20 35779 Plumas Between Boiling Springs Lake and Terminal Geyser 1859 Comment
  CAS-BOT-BC42119  Arctostaphylos patula Alice Eastwood 1927-6-15 14595 Plumas On trail to Long Valley Comment
  CAS-BOT-BC42120  Arctostaphylos patula Keith Wagnon 1987-9-18 s.n. Plumas Logging road near Buck's Lake; Plumas National Forest 1615 Comment
  UC565923  Arctostaphylos patula E. Nourse 1934-6-4 30 Plumas e side Clermont Hill; Downieville Quadrangle 2133 Comment
  CAS-BOT-BC47072  Arctostaphylos viscida subsp. viscida John Thomas Howell 1976-4-2 51577 Plumas 2 mi. nw. of Spring Garden. 1173 Comment
  CAS-BOT-BC47075  Arctostaphylos viscida subsp. viscida Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1655 Plumas In area adjacent to Sweetwater Meadow. 1127 Comment
  RSA364254  Arctostaphylos viscida subsp. viscida Walter Knight, Irja Knight, B. K. Knight 1986-2-6 5220 Plumas Between bridge over north fork of Feather River near Pulga and Jarboe Gap. 640 Comment
  UC1125771  Arenaria congesta var. suffrutescens E. Sawyer 1935-6-4 64 Plumas 3 3/4 mi ese Beckwith Butte; Sierraville Quadrangle 1493 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-BC82083  Arnica W. Harnach; N. Harnach 1990-6-27 409 Plumas Sierra Valley. Ramelli Ranch (USFS), so of R/R 1554 Comment
  CAS-BOT-BC82219  Arnica chamissonis John Thomas Howell 1926-7-30 2157 Plumas Prattville 1371 Comment
  CAS-BOT-BC82220  Arnica chamissonis A. A. Heller; P. B. Kennedy 1907-7-5 8750 Plumas Red Clover Valley Comment
  RSA726445  Arnica chamissonis subsp. foliosa L. Ahart, John Dittes 2007-6-17 14199 Plumas About 1/4 mile east of bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1655 Comment
  RSA123409  Arnica cordifolia E. Sawyer 1935-5-22 27 Plumas Sierraville, 1.25 miles NE of Beckwith Butte 1707 Comment
  CHSC70786  Arnica dealbata B. Castro; L. Gehrung 1995-7-14 584 Plumas Ca 8 air mi SW of Bucks Lake, ca 0.3 mi W of Kellogg Ravine, along edges of USFS Rd 22N29. 1493 Comment
  UC1070451  Arnica dealbata A. Lewis 1934-7-25 520 Plumas La Porte Plumas National Forest, Downieville Quad. 1524 Comment
  CAS-BOT-BC82501  Arnica discoidea John Thomas Howell 1961-6-21 36661 Plumas [Greeville] Greenville 1097 Comment
  JEPS94511  Arnica discoidea Vernon Oswald and Lowell Ahart 1997-9-18 8883 Plumas ca. 1 mi w of the s end of Butt Valley Reservoir (Forest Road 26N36 at its intersection with 26N74); Forest Road 26N36 1396 Comment
  CAS-BOT-BC82495  Arnica discoidea Lowell Ahart 1976-7-16 s.n. Plumas 5 miles northwest of Little Grass Valley Res.; about 0.5 mile above the Middle Fork of the Feather River 1828 Comment
  CAS-BOT-BC82503  Arnica discoidea Thos. Harris 1969-7-25 s.n. Plumas on ridge south of Almanor 1584 Comment
  JEPS62619  Arnica discoidea Thomas H. Harris 1969-7-6 Plumas Haun's Meadow Road (along), e side Lake Almanor Lake Almanor Comment
  UC1586467  Arnica parryi Vernon H. Oswald and Lowell Ahart 1991-7-30 4784 Plumas 5.2 mi ne of, Humbug Rd at Grizzly Creek Humbug Summit; Grizzly Creek 1777 Comment
  CHSC112558  Artemisia arbuscula subsp. arbuscula B. Castro; L. P. Janeway 2007-6-9 1641 Plumas Northern High Sierra Nevada. West side of lower Thompson Valley 1.1 mi N of the mouth of McReynolds Creek at Red Clover Creek. Sagebrush meadowy flats on W side of Thompson Creek, ca 500 ft below edge of open Ponderosa-Jeffrey pine forest. 1673 Comment
  RSA59701  Artemisia cana E. K. Balls 1950-9-2 15664 Plumas Along Grizzly Creek, about Grasshopper Flat, road from Ramelli to Walker Mine 1829 Comment
  CDA14033  Artemisia douglasiana G. F. Hrusa, T. D. Wilfred 1996-8-1 13405 Plumas Sierra Nevada; ~ 1/4 mi. S of intersection of USFS 24N42 & 24N66, approx. 1 mi. S of Brady's Camp, Plumas National Forest. Comment
  CHSC113868  Artemisia douglasiana Lowell Ahart 2014-8-26 19787 -A Plumas In the middle of the South Fork of the Feather River, Little Grass Valley Resrvoir, 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
  CHSC81600  Artemisia douglasiana Lowell Ahart 2001-10-8 9327 Plumas On the west side of Indian Creek, about 400 yards south of Arlington Road, about 150 yards east of Highway 89, about 1 1/2 miles south of Crescent Mills. 1066 Comment
  CAS-BOT-BC90410  Artemisia douglasiana Albert Gould; J. D. Schoelier 1928-7-18 363 Plumas Plumas National Forest, Crocker Ridge-Grizzly cut off 1950 Comment
  SD79021  Artemisia douglasiana R. Mitchel Beauchamp 1965-7-17 Plumas Feather River I(c) mile north of Chester. Comment
  CAS-BOT-BC93761  Artemisia furcata Ben Beard; J. D. Scheeller 1928-5-22 411 Plumas Lower Dixie Valley 1828 Comment
  CAS-BOT-BC90782  Artemisia ludoviciana subsp. ludoviciana John Thomas Howell 1961-9-23 36838 Plumas Indian Valley 1082 Comment
  CAS-BOT-BC400771  Asarum lemmonii John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1968-6-11 2393 Plumas On east side of Butterfly Valley Comment
  UC1123519  Asclepias cordifolia D. Axelrod 1934-6-9 27 Plumas 2 mi nw Lexington Hill; Plumas National Forest, Bidwell Bar Quadrangle Comment
  SD46629  Asclepias fascicularis Robert J. Weatherby 1955-8-4 1668 Plumas Feather River, Middle Fork, No Ear Bar 915 Comment
  SEINET3158546  Asclepias fascicularis E. K. Balls 1950-9-14 15798 Plumas Indian Creek, 1.5 mi. northeast of junction with Hwy 24 along Hwy 89 914 Comment
  JEPS6283  Asclepias speciosa W. L. Jepson 1939-8-4 19340 Plumas Rock Creek; Meadow Valley 1219 Comment
  UC57241  Asclepias speciosa H. M. Hall and E. B. Babcock July, 1903 4425 Plumas Fox Creek Sierra Nevada Mountains 1219 Comment
  RSA189327  Asclepias speciosa L. S. Rose 1967-6-12 s.n. Plumas Twain, North Fork, Feather River 854 Comment
  CAS-BOT-BC69590  Aspidotis densa Anna Head 1921-7-23 s.n. Plumas Gray Eagle Trail, Feather River Region. Comment
  CAS-BOT-BC97470  Aster M. S. Taylor 1981-8-19 4223 Plumas Blue Nose Mt. quad. Along creek, 0.1 mi w of Peoria Creek, ca. 2.5 mi w of Sloat 1341 Comment
  SEINET10475336  Aster breweri Mary Susan Taylor 1981-7-17 Taylor 4032 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
  SEINET10474428  Aster chilensis var. medius Mary Susan Taylor 1981-8-31 Taylor 4251 Plumas California: T22N R12E se1/4 of se1/4 sec 25. Sierra City NE quad. Both sides of Hwy 89, ca. 0.5 mi S of Clio. Plumas County. 4400 ft. 1341 Comment
  RSA32850  Aster eatonii A. A. Heller 1937-8-10 16177 Plumas Near Keddie near the Feather River Highway. Comment
  RSA59248  Aster eatonii E. K. Balls 1950-8-31 15537 Plumas Hwy. 24, 0.5 mile north of Spanish Creek, just north of Quincy. 1098 Comment
  RSA507795  Aster integrifolius J. C. Semple, S. Heard 1986-8-13 8415 Plumas Little Grassy Lake Road, near Little Grassy Valley Rec. area, between Laporte and Quincy Comment
  RSA60262  Aster intermedius E. K. Balls 1950-9-1 15587 Plumas E shore of Long Lake, turning south from Mt. Elwell; Southern Plumas Co. 2104 Comment
  UCR88745  Aster occidentalis G. Sommers 1976-7-29 201 Plumas Marble Hot Springs, Sierra Valley Marsh Comment
  SEINET10474438  Aster oregonensis subsp. californicus Mary Susan Taylor 1981-9-2 Taylor 4262 Plumas California: T26N R8E se1/4 of sec 36. Almanor SE quad. W side of 26N18, ca. 1 mi S of Onion Flat, ca. 3 mi W of Indian Falls. Mixed Evergreen Forest. Plumas County. 4800 ft. 1463 Comment
  CAS-BOT-BC177552  Astragalus bolanderi Robert J. Weatherby 1955-7-26 1664 Plumas On ridge north of Spanish Peak 2103 Comment
  CDA26630  Astragalus canadensis var. brevidens T. C. Fuller 1968-7-1 17319 Plumas Sierra Nevada; Highway 49 to Loyalton, ca. 6 miles south of Vinton. Sierra Valley. Comment
  RSA795985  Astragalus pulsiferae James R. Shevock 1985-5-19 11161 Plumas Plumas National Forest, 5.1 miles north of Chilcoot on road to Frenchman Reservoir. 1700 Comment
  CHSC61729  Astragalus pulsiferae var. pulsiferae Diane Mastalir 1993-6-29 Plumas Plumas National Forest. 0.7 mi southeast of Chilcoot Campground; 0.1 mi southwest of Little Last Chance Creek; 10 m east of Rd 23N34, ca 50 m south of its junction with Rd 23N07. 1548 Comment
  UC82731  Astragalus pulsiferae var. pulsiferae Mrs. R. M. Austin July 1876-July 1891 34 Plumas Genessee Valley Comment
  CHSC52413  Astragalus purshii L. P. Janeway 1989-6-29 3419 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
  CAS-BOT-BC192865  Astragalus purshii var. lectulus M. Lavin 1982-6-11 4130 b Plumas Just W of Beckwourth Pass. 30 mi E of Portola 1676 Comment
  CAS-BOT-BC192947  Astragalus purshii var. purshii Philip A. Munz 1947-5-16 11829 Plumas 8 miles north of Chilcoot 1524 Comment
  CDA17281  Astragalus purshii var. purshii G. F. Hrusa, S. Gaimari, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16308 Plumas Sierra Nevada; Willow Creek Rd.m, 1.6 mi. NW of Hwy 70 & 2.6 mi. W on 70 from town of Portola. 1554 Comment
  UCD38329  Astragalus purshii var. purshii Beecher Crampton 1954-5-10 1865 Plumas 1/4 miles east of Portola. Comment
  UC1042341  Astragalus purshii var. tinctus Lewis S. Rose 1954-5-30 54075 A Plumas Beckwourth Beckwourth (desert slopes) 1524 Comment
  CAS-BOT-BC200863  Astragalus webberi H. D. Ripley; R. C. Barneby 1943-6-16 5778 Plumas Canyon of the Feather R. w. of Crescent Mills 1036 Comment
  CAS-BOT-BC27732  Astragalus webberi John Gill Lemmon 1874-1-1 s.n. Plumas Sierra Valley Comment
  CHSC88984  Astragalus webberi L. Hanson 1987-5-26 301 Plumas Plumas National Forest. South side of road, near Taylorsville. 1066 Comment
  CHSC88997  Astragalus webberi L. Hanson 1987-5-26 302 Plumas Plumas National Forest. North side Hwy. 89, near Moccasin. 1188 Comment
  SD8534  Astragalus webberi Mrs. R. M. Austin 1877-1 Plumas Indian Valley Comment
  RSA0006882  Astragalus webberi R. C. Barneby 1956-1 s.n. Plumas [No location data on label] Comment
  RSA94054  Astragalus webberi R. C. Barneby 1954-5-14 11478 Plumas 1.5 miles S of Crescent Mills 1082 Comment
  RSA59165  Athyrium americanum E. K. Balls 1950-9-1 15611 Plumas East of Long Lake, meadow sloping down to two smaller lakes. 2134 Comment
  SD46451  Athyrium distentifolium var. americanum Robert J. Weatherby 1950-8-11 1518 Plumas Upper end of Long Lake, Lakes Basin area 2135 Comment
  RSA755214  Athyrium filix-femina subsp. cyclosorum L. Ahart, John Dittes 2009-8-28 16350 Plumas N side of Forest Service Road 27N98, headwater of Clear Creek, about 2 air miles N of Butt Valley Reservoir Dam, about 3 air miles SW of Lake Almanor Reservoir Dam. 1477 Comment
  JEPS107686  Athyrium filix-femina var. cyclosorum Lowell Ahart, John Dittes 2005-9-20 12441 Plumas Along a very small stream, east of the end of Forest Road 27N34, northeast of Mud Lake, about 1/2 mile northeast of Eisenheimer Peak, about 3/4 mile south of Wilcox Valley 2061 Comment
  JEPS95303  Athyrium filix-femina var. cyclosorum Lowell Ahart 1994-7-28 7537 Plumas SW of Bucks Lake (NE of Frenchman Hill) 1706 Comment
  CDA43426  Avena barbata Willow Vieira 2015-6-4 PDR# 320 P6131685 Plumas Caribou. 0 Comment
  SEINET7712043  Bahia lanata Unknown Plumas Black Hawk Creek Comment
  CDA13924  Balsamorhiza G. F. Hrusa 1997-5-3 13849 Plumas Sierra Nevada; 1/2 mi. NE of intersection of Hwy 70 and Rattlesnake Creek Rd (to N; USFS 508)/and Sloat Rd. (to S). Comment
  CAS-BOT-BC100041  Balsamorhiza deltoidea Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1967-6-12 1952 Plumas Fern Glen 1097 Comment
  CAS-BOT-BC106457  Balsamorhiza hookeri M. S. Taylor 1982-5-28 4560 Plumas Crocker Mt quad. In Squaw Valley, jct. of 26N70 and 28N01, near airstrip, ca. 16 mi s of Milford. 1706 Comment
  RSA123041  Balsamorhiza sagittata E. Sawyer 1935-5-21 2 Plumas 3/4 mile WSW of Beckwith. 1494 Comment
  UC1126820  Barbarea orthoceras E. Sawyer 1935-7-1 265 Plumas 0.5 mi s Chases; Plumas National Forest, Downieville Quad. 1676 Comment
  SEINET10448242  Barbarea orthoceras Mary Susan Taylor 1981-5-10 Taylor 3675 Plumas T27N R13E nw/sw sec 19. Antelope Lake quad. E side of Antelope Lake, in and around large wet Pioneer Meadow, ca. 20 air mi ne of Taylorsville. 5040 ft. 1536 Comment
  SD46465  Beckmannia eruciformis Robert J. Weatherby 1950-7-28 1502 Plumas marshy border of Indian Creek, 2 miles south of Crescent Mills 1036 Comment
  SEINET260546  Berberis aquifolium var. repens M. Cutler, J Cutler 1992-6-11 Plumas Ca 0.5 mi S of Quincy; Boyle Ravine 1097 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
  CHSC63695  Bidens cernua var. cernua Vernon H. Oswald 1994-9-6 6473 Plumas Last Chance Marsh near the head of the meadow on the N side of the Hwy. 36 Causeway at Lake Almanor. 1373 Comment
  JEPS102555  Bidens frondosa Lowell Ahart 2001-10-16 9367 Plumas On a high bank, and the north side of a small stream, on the NW side of Round Valley Reservoir, about 2 1/2 miles SW of Greenville. 1363 Comment
  CHSC37673  Blepharipappus scaber M. S. Taylor 1982-6-28 4765 A Plumas Ramelli Ranch, between Calpine Rd (109) and cow pastures, s side of Hwy 70, ca. 1 mi w of Beckwourth. 1487 Comment
  CHSC62420  Blepharipappus scaber L. P. Janeway 1993-9-23 4601 Plumas Plumas National Forest. Northwest corner of Sierra Valley; ca 3.7 mi east of Portola, ca 1.2 mi west of Beckwourth; ca 0.3 mi south of Middle Fork Feather River. 1498 Comment
  UC579642  Blepharipappus scaber E. Sawyer 1935-6-7 80 Plumas 3.75 mi sw Sugar Loaf; Sierraville Quad. 1493 Comment
  CAS-BOT-BC128020  Blepharipappus scaber Gladys L. Smith 1976-6-7 4575 Plumas vernal pool alongside Rte. A23 about 6 miles north of Sierra Co and just before road to Hot Springs 1524 Comment
  CAS-BOT-BC16043  Boechera breweri subsp. shastaensis Mrs. H. C. Cantelow 1941-5-18 s.n. Plumas 1.5 miles west of Johnsville, on road to Gibsonville. 1615 Comment
  CAS-BOT-BC14015  Boechera lemmonii Mrs. H. C. Cantelow 1938-7-5 2314 Plumas Flatiron Ridge. 1828 Comment
  CHSC72307  Boechera microphylla var. microphylla L. P. Janeway; Glenn Clifton 1998-7-9 5733 Plumas Thompson Peak, just east of the fire lookout tower and near the top. 2331 Comment
  CAS-BOT-BC14109  Boechera pauciflora Doris Kildale Gillespie 1930-5-12 9316 Plumas 2 miles east of Chester. Comment
  CHSC21025  Boechera platysperma F. T. Griggs; A. Pass 1975-7-10 139 Plumas Buck's Lake. Comment
  CAS-BOT-BC14517  Boechera puberula Wayne Dakan 1980-1-1 s.n. Plumas Sierra Nevada. On Dixie Valley road. Comment
  CAS-BOT-BC25717  Boechera sparsiflora Walter Knight; Irja Knight; John Thomas Howell; Gordon H. True 1967-6-12 1967 Plumas Butterfly Botanical Area and Vicinity. Mouth of Butterfly Creek. 883 Comment
  CAS-BOT-BC25726  Boechera sparsiflora Anna Head 1920-6-6 s.n. Plumas Feather River Region. Camp Rodgers. 701 Comment
  CHSC4214  Boechera sparsiflora R. Carter 1966-4-28 381 Plumas Found in Feather R. Canyon at Pauls Cr. (ca. 1.5 mi. NE of Rock Cr. Dam) 10 yds. off N side of Hwy. 70 on W side of creek. 731 Comment
  CAS-BOT-BC25724  Boechera sparsiflora W. I. Follett 1946-5-24 s.n. Plumas Chip Creek. Comment
  CAS-BOT-BC539305  Boechera suffrutescens G. Ledyard Stebbins 1970-7-24 7072 Plumas S of Round Lake, in Lakes Basin, S of Gray Eagle [exact location unknown] 2072 Comment
  CAS-BOT-BC478485  Boisduvalia Clarissa Kimber 1961-8-6 237 Plumas Upper Butterfly Valley, 2.5 mi. W turn off Hwy 89 - US 40 alt. 1 mi S Keddie 1158 Comment
  JEPS99043  Botrychium simplex var. compositum Lowell Ahart, John Dittes 2002-6-17 9728 Plumas 1 mi SE of Tamarack Flat (5 air mi NW of La Porte); Lumpkin Ridge 1716 Comment
  JEPS99050  Botrychium simplex var. compositum Lowell Ahart 2002-7-18 9866 Plumas 1 mi SE of Tamarack Flat (4.5 air mi NW of La Porte); Lumpkin Ridge Road 1701 Comment
  CAS-BOT-BC135975  Brasenia schreberi Walter Knight; J. T. Howell; Irja Knight 1966-7-28 1397 Plumas Pond Reservoir - Butterfly Botanical Area and Vicinity 1097 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-BC106228  Brickellia californica L. P. Janeway 1993-9-1 4575 Plumas Soda Creek 0.1 mi northwest of Hwy 70 and the East Branch North Fork Feather River. Northeast facing dirt road cutbank 914 Comment
  CHSC30754  Brickellia greenei M. S. Taylor; W. Dakon, T. Griggs. 1980-9-27 3349 Plumas Ca. 1/4 mi S of Bucks Lake-Spanish Ranch Rd, ca 1/4 mi E of Frenchman Hill, ca 20 mi SW of Quincy. 1645 Comment
  CHSC42031  Brickellia greenei Lowell Ahart 1986-9-10 5393 Plumas Along the South Fork of the Feather River, about 3/4 mile east of the Feather Fork Mine, about 9 miles northeast of La Porte. 1706 Comment
  CAS-BOT-BC478971  Brodiaea californica subsp. californica A. A. Heller; B. B. Kennedy 1907-7-11 8796 Plumas Pratville Comment
  CAS-BOT-BC484567  Brodiaea minor Walter Knight; Irja Knight 1966-6-18 1326 Plumas In area north of Pond Reservoir 1097 Comment
  CDA17226  Bromus carinatus G. F. Hrusa, P. Kerr, S. Winterton 2004-6-25 16329 Plumas Sierra Nevada; Willow Creek Rd., 1.6 mi. NW of Hwy 70 & 2.6 mi. W on 70 from town of Portola. 1554 Comment
  CHSC96984  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
  UC1131104  Bromus carinatus var. carinatus E. Sawyer 1935-6-14 107 Plumas sw slope of Sugarloaf Sugarloaf 1767 Comment
  CAS-BOT-BC148713  Bromus carinatus var. marginatus John Thomas Howell 1955-7-20 30829 Plumas Sierra Nevada. Mohawk. 1371 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
  SEINET10934809  Bromus commutatus Mary Susan Taylor 1982-7-8 Taylor 4804 Plumas T23N R14E nw/se sec 27. Portola quad. S side of Feather River, ca. 1 mi sw of Beckwourth, on Ramelli Ranch, ca. 1/4 mi e of Calpine Rd (109). 4880 ft. 1487 Comment
  UC1131132  Bromus diandrus E. Sawyer 1935-5-24 37 Plumas 1 1/4 mi w of Kerby 1493 Comment
  UCD59297  Bromus diandrus John Thomas Howell 1961-6-21 36670 Plumas Sierra Nevada. Greenville. 1097 Comment
  UCD58849  Bromus inermis John Thomas Howell; Gordon H. True 1967-7-11 43377 Plumas Sierra Nevada. Meadow at Quincy. 1036 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
  RSA201354  Bromus marginatus J. T. Howell 1960-7-20 35760 Plumas Boiling Springs Lake 1799 Comment
  UC1131323  Bromus marginatus D. Axelrod 1934-6-8 15 Plumas Plumas National Forest, La Porte La Porte; Plumas National Forest, La Porte 1524 Comment
  UC1131111  Bromus orcuttianus C. W. Hanks 1934-8-9 23 Plumas Mountains n of Sierra Valley (Plumas National Forest); Plumas National Forest 1828 Comment
  CHSC91530  Bromus tectorum G. D. Barbe; T. C. Fuller 1982-6-17 3808 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
  CHSC73529  Calamagrostis canadensis B. Castro; L. Gehrung, H. Durio 1995-9-19 642 Plumas Tamarack Flat. Ca 2 air mi NW of Little Grass Valley Reservoir, on N side of USFS Rd 22N94, ca 2 road mi NW of its jct with Lumpkin Ridge Rd (USFS Rd 22N27). In Tamarack Flat meadow, near NW boundary near creek bed. 1706 Comment
  SEINET10520727  Calamagrostis canadensis Vernon H. Oswald, Lowell Ahart; L. Hanson 1989-7-31 Oswald 3905 Plumas T22N R9E nw/nw/S17, Freshwater Marsh in Red Fir Forest. Lake at the headwaters of Fowler (Slate) Creek, 6.5 mi (air) n of La Porte, 0.5 mi (air) w of Fowler Pak. Locally abundant on a small, floating bog. 1670 Comment
  CHSC112375  Calamagrostis canadensis var. canadensis L. P. Janeway 2014-7-15 11543 Plumas Northern High Sierra Nevada. Plumas National Forest; Happy Valley, about 6.4 air-km northeast of Cromberg; along Long Valley Creek in the southwest corner of Happy Valley (the lower corner of the meadow complex). 1717 Comment
  SEINET10962336  Calandrinia ciliata var. menziesii Mary Susan Taylor 1982-6-21 Taylor 4708 Plumas T23N R11E ne/nw sec 30. Blue Nose Mt quad. Between small creek and Eureka Ridge Rd (23N09), ca. 1/4 mi w of spring, w slope of White Cap, ca. 3 air mi sw of Sloat. 6100 ft. 1859 Comment
  CHSC110470  Calliscirpus brachythrix L. P. Janeway 2013-6-2 11122 Plumas Northern High Sierra Nevada. Small meadow 0.3 km east-southeast of the Buckhorn survey monument on the eastern end of Red Mountain. 1892 Comment
  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
  NY201865  Calocedrus decurrens J. B. Walker 1994-8-1 860 Plumas This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  SEINET10531064  Calocedrus decurrens Mary Susan Taylor 1974-7-3 Taylor 302 Plumas Butterfly Valley Botanical Area, ca. 10 mi NW of Quincy on Hwy 70. Associates: Drosera rotundifolia, Darlingtonia californica. 1219 Comment
  CHSC91744  Calochortus coeruleus G. Douglas Barbe; T. C. Fuller, J. T. Howell 1981-6-24 3274 Plumas Sierra Nevada. 1.3 miles below Mt. Hough summit, returning to junction with China Grade. 2042 Comment
  CAS-BOT-BC487774  Calochortus coeruleus John Thomas Howell; Gordon H. True 1967-7-11 43358 Plumas Southeast slope of Mt. Hough, Sierra Nevada 2042 Comment
  SEINET10469582  Calochortus coeruleus Mary Susan Taylor 1982-5-26 Taylor 4537 Plumas T23N R10E nw/nw sec 12. Spring Garden quad. Both sides of Fells Creek Rd - 23N22, 4.0 mi w of Lee Summit, ca. 2 air mi sw of Sloat. 4400 ft. Mixed Coniferous Forest. 1341 Comment
  JEPS15483  Calochortus leichtlinii Joseph and Hilda Grinnell 1938-6-11 1090 a Plumas Mohawk 1341 Comment
  POM180984  Calochortus leichtlinii A. A. Heller, P. B. Kennedy 1907-7-4 8719 Plumas Ridge east of Red Clover Valley Comment
  SEINET5323725  Calochortus leichtlinii W. Harnach, N. Harnach 1990-6-13 364 Plumas Sierra Valley, SW of Beckwourth, Ramelli Ranch (USFS) 1487 Comment
  UC1134470  Calochortus leichtlinii G. T. Nordstrom 1934-7-3 184 Plumas 0.75 mi s Mt. Ararat; Plumas National Forest, Bidwell Bar 1676 Comment
  CAS-BOT-BC490274  Calochortus leichtlinii Anna Head 1920-7-25 s.n. Plumas Feather River region Comment
  CHSC49645  Calochortus nudus Vernon Oswald 1984-7-12 1572 Plumas S side of Lotts Lake. 1975 Comment
  RSA189349  Calochortus nudus Lewis S. Rose 1967-6-12 67114 Plumas Butterfly Valley, ca. 3 miles W of Keddie. 1220 Comment
  UC1134506  Calochortus nudus F. W. Embree 1934-6-12 99 Plumas w end Haskins Valley; Plumas National Forest, Bidwell Bar Quad. 1615 Comment
  CAS-BOT-BC493419  Calochortus nudus Lowell Ahart 1982-7-30 3735 Plumas Area along the edge of the dirt road, about 2 miles north of Ohio Ravine, about 3 miles north of the Hardquartz mine, about 4 miles south of Bucks lake 1700 Comment
  CAS-BOT-BC493424  Calochortus nudus Lewis S. Rose 1963-6-3 63111 Plumas Butterfly Valley, 2 mi. sw. of Keddie 1036 Comment
  SD46482  Calochortus nudus Robert J. Weatherby 1955-7-26 1662 Plumas Locally common in dry soil at edge of meadow. Meadow near upper end of Three Lakes trail, near Spanish Peak. 2073 Comment
  UCD105973  Calochortus superbus Jesse Miller 2010-1 s.n. Plumas Plumas National Forest. Southwest of Caribou. Near the north fork of the Feather River. 1524 Comment
  CAS-BOT-BC175764  Caltha leptosepala Mrs. H. C. Cantelow 1938-7-4 2306 Plumas S. side of Soda Creek, Drakesbad Comment
  RSA79043  Calycanthus occidentalis E. K. Balls, P. C. Everett 1952-10-14 18212 Plumas 18.6 mi. SW of Belden on Hwy 24, Feather River Hwy. Comment
  UC917353  Calyptridium monospermum J. M. Tucker 1948-7-25 1745 Plumas sw side of Camel Peak (Pinchard Creek, above mine of United Mining Company); , Pinchard Creek Comment
  JEPS50777  Calyptridium umbellatum Rimo Bacigalupi with Paul Hutchison and L. R. Heckard 1967-6-16 9285 Plumas at mouth of Rock Creek (n side of Feather River Canyon); Feather River Canyon, Rock Creek 548 Comment
  UCD22671  Calyptridium umbellatum Andrea Alfaro 1990-5-12 9 Plumas Quincy quadrangle. On the side of a road. Comment
  SJSU8752  Calystegia occidentalis subsp. occidentalis J. W. Tilden 1958-6-29 1304 Plumas SW shore L Almanor 1828 Comment
  CAS-BOT-BC497558  Camassia quamash subsp. breviflora A. L., Mrs. Coombs 1906-1-1 s.n. Plumas Prattville Comment
  RSA121156  Camissonia tanacetifolia subsp. quadriperforata Wayne E. Sawyer 1935-6-10 90 Plumas 4.75 miles SE of Sugarloaf 1494 Comment
  CAS-BOT-BC160889  Camissonia tanacetifolia subsp. tanacetifolia A. A. Heller; P. B. Kennedy 1907-7-4 8733 Plumas Meadow two miles south of Red Clover Valley Comment
  CAS-BOT-BC160893  Camissonia tanacetifolia subsp. tanacetifolia Lowell Ahart 1981-9-6 3099 Plumas 1 1/2 miles SW of Crescent Mills 1200 Comment
  SEINET10973112  Camissonia tanacetifolia subsp. tanacetifolia Mary Susan Taylor, M. Foster 1981-6-10 Taylor 3890 Plumas T24N R14E sw sec 7, Crocker Mt quad. Jct of Genesee-Beckwourth Rd and private ranch rd, just W of Clover Valley Ranch, ca. 11 air mi NW of Beckwourth; elevation ca. 5400 ft. 1646 Comment
  JEPS49079  Campanula prenanthoides Lewis S. Rose 1966-7-26 66049 Plumas 3 mi w Keddie; Butterfly Valley 1066 Comment
  SEINET10939013  Campanula prenanthoides Mary Susan Taylor 1981-8-19 Taylor 4217 Plumas T23N R11E se 1/4 se 1/4 sec 17. Blue Nose Mt. quad. Jct Bell Creek and road 23N10, ca. 1.5 mi W of Sloat. Comment
  CAS-BOT-BC37241  Cardamine breweri John Thomas Howell 1960-7-22 35874 Plumas Lassen Volcanic National Park. Drakesbad. 1828 Comment
  CHSC62720  Cardamine breweri B. Castro; R. A. Schlising 1987-7-21 166 Plumas Ca 6 mi E of Graegle and 6 mi W of Clio via Hwy 70/89, off USFS Rd 22N98 at lower edge of a spring on unnamed E-trending tributary to Mohawk Ck. 1600 Comment
  CAS-BOT-BC37820  Cardamine nuttallii Alice Eastwood 1927-6-13 14572 Plumas United States Forest Reserve. Forest Lodge near Greenville. Comment
  SEINET10575843  Cardamine pachystigma var. pachystigma John G. Lemmon Lemmon s.n. Plumas Indian Valley. Comment
  CAS-BOT-BC18357  Carex John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-26 54396 Plumas Sierra Nevada. 0.3 miles southwest of Bucks Summit on road to Bucks Lake. 1645 Comment
  JEPS63773  Carex abrupta W. L. Jepson 1910-6-9 4101 Plumas near Lassen Peak; Hot Springs Valley 1828 Comment
  CAS-BOT-BC17844  Carex amplifolia Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1638 Plumas Butterfly Botanical Area and VIcinity. Area north of Pond Reservoir. 1097 Comment
  CAS-BOT-BC17846  Carex amplifolia Walter Knight; Irja Knight 1966-9-12 1705 Plumas Butterfly Botanical Area and VIcinity. Beargrass Glade. 1127 Comment
  CHSC102089  Carex amplifolia Lowell Ahart; John Dittes 2009-7-13 16029 Plumas On damp to wet soil, seep, on the north side of Forest Service Road 27N28, headwater of Clear Creek, about 2.0 miles (air) north of Butt Valley Reservoir Dam, about 3 miles (air) southwest of Lake Almanor Reservoir Dam. 1476 Comment
  CHSC54535  Carex amplifolia Vernon H. Oswald 1991-8-8 4816 Plumas Just north of the south boundary of the park [Lassen Volcanic Park] at Willow Lake, on the west side of Terminal Geyser Creek slightly north of its junction with the trail to Terminal Geyser, ca. 3 miles (air) southeast of Drakesbad. 1664 Comment
  CHSC109725  Carex angustata B. Castro 2005-10-20 1526 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). 1719 Comment
  CHSC92303  Carex angustata Lowell Ahart; Josephine Guardino 2005-8-10 12316 Plumas In small wet meadow, along a small branch of Lights Creek, east side of Forest Road 27N54, about 5 1/2 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1821 Comment
  SEINET7549685 Image available Carex angustata L. P. Janeway 2003-7-19 7906 Plumas High Cascade Range. At eastern end of Willow Lake along the small stream channel draining the lake. Mt Harkness 7.5' quad. 1655 Comment
  JEPS63509  Carex angustata W. L. Jepson 1939-7-30 19286 Plumas Spanish Creek headwater, between Fales Hill and Chaparral Hill 1584 Comment
  CHSC53560  Carex athrostachya 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
  CHSC84895  Carex athrostachya L. P. Janeway; B. Castro 2003-9-6 7981 Plumas High Cascade Range. Near un-named lake split by the Caribou Wilderness Area boundary, 2.4 km west of Hay Meadow. 2057 Comment
  UCD108032  Carex athrostachya Tim Kuhn 2006-7-11 72 Plumas on Plumas NF forest service road 107407. Comment
  UCD140144  Carex athrostachya Lewis S. Rose 1967-7-9 67143 Plumas Quincy. 1036 Comment
  CAS-BOT-BC19137  Carex aurea Lewis S. Rose 1967-7-10 67150 Plumas 3 miles west of Keddie. Butterfly Valley. 1097 Comment
  CHSC101949  Carex bolanderi Lowell Ahart; John Dittes 2009-7-13 16031 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-BC19628  Carex brainerdii Lewis S. Rose 1969-6-23 69043 Plumas 8 miles southwest of Quincy. La Porte Road. 1310 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
  SBBG33907  Carex brainerdii L. S. Rose 1969-6-23 69043 Plumas La Porte Rd, 8 mi SW of Quincy 1310 Comment
  CAS-BOT-BC19641  Carex brainerdii L. P. Janeway 1990-7-3 3759 Plumas Plumas National Forest. Beckwourth Ranger District. 1874 Comment
  JEPS122286  Carex canescens subsp. canescens Lowell Ahart 2014-8-24 19733 Plumas Along a small stream that flows into the South Fork of the Feather River, on the west side of the stream, 10 yards west of the dirt road, about one mile north of the bridge across the South Fork of the Feather River and the northeast part of Little Grass Valley Reservoir, about 5 miles (air) north of La Porte. 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
  CHSC54878  Carex disperma Jim Battagin 1991-8-8 Plumas Plumas National Forest. Along Grigsby Creek, ca 1/1/4 mi east-northeast of Dixie Mountain. 2057 Comment
  CAS-BOT-BC20082  Carex echinata John Thomas Howell 1962-6-17 37656 Plumas Sierra Nevada. Butterfly Valley. 1036 Comment
  CAS-BOT-BC20085  Carex echinata Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1676 Plumas Butterfly Botanical Area and Vicinity. Sweetwater Meadow. 1127 Comment
  CDA33061  Carex echinata subsp. echinata G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-26 3358 Plumas At head of Eagle Gulch, 0.25 mile northeast of Bucks Summit on Bucks Lake Road. Comment
  POM313081  Carex echinata subsp. echinata Malcolm A. Nobs, S. Galen Smith 1949-8-19 1449 Plumas Butterfly Valley. Comment
  RSA60234  Carex feta E. K. Balls 1950-8-31 15530 Plumas Hwy 24, 1 mile north of Spanish Creek, just north of Quincy. 1098 Comment
  UCR115312  Carex feta G. D. Barbe, T. C. Fuller 1982-6-14 3689 Plumas W end of Quincy, Hwy 70 & Lawrence St. at the Chevron station. 1037 Comment
  SEINET11635244  Carex filifolia var. erostrata L. P. Janeway 1989-1 3288 Plumas S side of Red Clover Valley along Backwourth Genesee Rd (rd 111), Plumas NF, Beckwourth Ranger Dist 1670 Comment
  CDA14578  Carex fracta G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-22 3059 Plumas headwaters of south Fork Feather River, 10.6 miles northeast of La Porte on La Porte-Quincy Road. 1889 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
  JEPS95360  Carex fracta Lowell Ahart 1994-6-17 7349 Plumas E side of Sly Creek, 1 mi N of Schwartz Meadow, 1 mi E of Sly Creek Reservoir 1097 Comment
  CAS-BOT-BC20690  Carex fracta Clare B. Hardham 1970-8-8 17701 B Plumas Sierra Nevada. Thompson Peak. 2133 Comment
  CHSC51504  Carex geyeri L. P. Janeway 1990-8-16 3831 Plumas Plumas National Forest. Ca 0.2 mi N of Meadow Cr and ca half-way between Red Clover Cr and Mt Ingalls. 2011 Comment
  JEPS101184  Carex geyeri Dean W. Taylor 2000-9-14 17592 Plumas canyon of Hungry Creek, about 2.5 air miles ESE of Kettle Rock, Plumas National Forest, along Forest Road 27N45 0.2 miles N from junction Forest Road 27N53 1828 Comment
  JEPS107612  Carex heteroneura var. heteroneura Lowell Ahart, Josephine Guardino 2005-8-10 12320 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
  CHSC55557  Carex hoodii L. P. Janeway 1990-7-2 3750 Plumas Plumas National Forest. About 100 ft west of Paradise Cr and about 1/2 mi south of Little Grizzly Cr. At an old logging landing and dirt road opening. 1859 Comment
  CHSC47083  Carex illota L. P. Janeway 1984-9-1 1143 Plumas Along Sierra Crest between Lakes Basin Recreation Area and Plumas-Eureka State Park. 2164 Comment
  POM81298  Carex interior Marcus E. Jones 1897-7-3 s.n. Plumas Prattville. 1372 Comment
  CAS-BOT-BC35505  Carex jonesii John Thomas Howell 1951-6-27 27603 Plumas McRae Meadow 1981 Comment
  CAS-BOT-BC35787  Carex jonesii George Wilson Gillett 1957-7-19 852 Plumas Lassen Volcanic National Park; near trail above the Devils Kitchen, just beyond very large spring 2057 Comment
  CHSC58525  Carex lasiocarpa Vernon H. Oswald; Lowell Ahart, Linnea Hanson, Lawrence Janeway 1992-7-1 5033 Plumas Grass Lake located just W of Lakes Basin Hwy. (County Rd. 519). 1926 Comment
  CHSC61067  Carex lasiocarpa Vernon H. Oswald; Lowell Ahart 1993-8-3 5758 Plumas Hay Meadow located at the N end of 30N25 on the S edge of the Caribou Wilderness, ca. 9 mi (air) N of Lake Almanor. In the SE corner of the meadow. 1950 Comment
  UC1584580  Carex lasiocarpa Dean W. Taylor 1990-8-20 11466 Plumas along a minor unnamed tributary, Little Willow Lake Lassen Volcanic National Park, Reading Peak 7 1/2' quad. 1844 Comment
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  CHSC118717  Carex lasiocarpa Wendy Boes 2014-8-6 2014020 Plumas Wetland above Gray Eagle Lodge, Lakes Basin, Plumas National Forest. UTM 700074 E, 4399690 N, NAD83, Zone 10N. 2109 Comment
  CAS-BOT-BC31158  Carex lemmonii Thomas Griggs 1975-6-1 318 Plumas Bucks Lake area. Comment
  CHSC65598  Carex lemmonii L. P. Janeway 1995-7-23 4869 Plumas Meadow at head of western branch of Stag Creek; along Road 22N80Y 0.1 mi north of Road 22N72; about 0.3 mi south-southeast of Table Mountain. 1755 Comment
  SJSU6922  Carex lemmonii C. W. Sharsmith 1975-6-18 8228 Plumas Butterfly Valley, c. 3 mi SW of Keddie 1066 Comment
  CAS-BOT-BC31213  Carex lenticularis var. impressa E. K. Balls 1950-9-2 15646 Plumas Nye Meadows, west slope of Mt. Ingalls, north of Grizzly Valley. 2255 Comment
  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
  SEINET7564600 Image available Carex lenticularis var. impressa Lowell Ahart 2003-7-18 10433 Plumas On the east side of the road, about 3/4 mile west of Lumpkin Ridge Road, about 1 mile southeast of Tamarack Flat, about 2 miles (air) northwest of Little Grass Valley Reservoir dam, about 5 miles (air) northwest of La Porte. 1753 Comment
  CAS-BOT-BC28512  Carex lenticularis var. lipocarpa Lowell Ahart 1985-7-3 5101 Plumas Below the high water line of Little Grass Valley Reservoir, 1584 Comment
  JEPS104612  Carex lenticularis var. lipocarpa Lowell Ahart 2003-7-18 10431 Plumas In a drainage, in a meadow, ca 150 yd south of the road, ca 3/4 mi w of Lumpkin Ridge Rd, ca 1 mi se of Tamarack Flat, ca 2 mi (air) nw of Little Grass Valley Reservoir dam, ca 5 mi (air) nw of La Porte. 1730 Comment
  UC1564758  Carex limosa V. Oswald, L. Ahart, and L. Hanson 1989-7-31 3903 Plumas 0.5 air mi w Fowler Pk (6.5 mi air n of La Porte, lake at the headwaters of Fowler (Slate) Creek); Fowler (Slate) Creek 1670 Comment
  CHSC96053  Carex luzulifolia L. P. Janeway; B. Castro 2006-9-9 8883 Plumas High Cascade Range. About 200 m east of Jedidian Colter Lake (between Blue Lake and North Arm Rice Creek). Broad flat meadow informally named Sheeba's Meadow. 1969 Comment
  CHSC110372  Carex luzulina Lowell Ahart 2012-9-5 18445 Plumas Along the south side of the South Fork of the Feather River, about 800 yards east of the County Road where it crosses the South Fork of the Feather River, about 2/3 mile (air) southwest of Pilot Peak, about 9 miles (air) northeast of La Porte. 1940 Comment
  CHSC110986  Carex mendocinensis Lowell Ahart 2012-7-1 18251 Plumas Along the creek, on both sides of the small stream, about 200 yards west of Caribou Road, about 4 miles (air) northeast of Belden. 833 Comment
  CHSC92290  Carex multicaulis Lowell Ahart; Josephine Guardino 2005-8-10 12307 Plumas Along a poor logging road, northeast of a small branch of Lights Creek, east side of Forest Road 27N54, about 5 1/2 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1821 Comment
  CHSC47344  Carex nebrascensis L. P. Janeway 1989-6-16 3340 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
  JEPS117529  Carex nebrascensis Lowell Ahart 2010-9-9 17144 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 one mile northeast of La Porte 1593 Comment
  CDA17789  Carex nebrascensis G. D. Barbe, T. C. Fuller 1982-6-17 3860 Plumas Frenchman Lake Region; 2 miles N of Turkey Point Fishing Access; shore of N arm of the lake. 0 Comment
  SEINET11635248  Carex nebrascensis L. P. Janeway 1989-1 3408 Plumas Plumas NF, near head of Mapes Cyn, along Beckwourth-Genesee Rd (rd 111) 4.9 mi N of Beckwourth 1768 Comment
  CAS-BOT-BC119688  Carex nervina Thomas Griggs 1975-6-1 s.n. Plumas Bucks Lake area. Comment
  CAS-BOT-BC119523  Carex nudata Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1446 Plumas In bed of Spanish Creek near confluence of Butterfly Creek. 883 Comment
  CHSC84727  Carex nudata L. P. Janeway 2003-5-17 7789 Plumas Northern High Sierra Nevada. Along northwest edge of North Fork Feather River just below the mouth of Chambers Creek. 613 Comment
  CDA17817  Carex pachystachya G. D. Barbe, J. T. Howell (54143 at CAS) & T. C. Fuller 1981-6-23 3112 Plumas 0.25 mile W of Round Valley Reservoir Dam, at NW shore of the reservoir. 1371 Comment
  CHSC67705  Carex pellita James D. Jokerst 1985-7-23 2538 Plumas NW bank of Indian Creek ca. 2 mi SW of Crescent Mills. Inside of wide bend in creek. 1066 Comment
  JEPS96045  Carex pellita Vernon H. Oswald and Lowell Ahart 1996-8-14 8154 Plumas on La Porte-Quincy Rd. 3.1 mi n road to Johnsville (ne of La Porte, 1.0 mi s of South Fork of the Feather River); northern High Sierra Nevada 1920 Comment
  JEPS28363  Carex pellita George W. Gillett 1957-7-13 752 Plumas growing in meadows across the creek from Devils Kitchen; Lassen Volcanic National Park 1859 Comment
  SEINET10466834  Carex praegracilis Mary Susan Taylor, G. Rotta 1982-6-14 Taylor 4657 Plumas T27N R12E sw/nw sec 12. Antelope Lake quad. In wet Montane Mdw, Pioneer Mdw, e side of Antelope Lake, ca. 12 mi ne of Taylorsville. 5040 ft. 1536 Comment
  CAS-BOT-BC118611  Carex raynoldsii E. K. Balls 1950-9-1 15613 Plumas East of Long Lake in meadow leading down to smaller lakes, Southern county 2133 Comment
  CAS-BOT-BC118128  Carex rossii John Thomas Howell 1963-7-9 39656 Plumas Near foot of Echo Summit grade, 1 mi SW of Meyers. 2011 Comment
  HSC89404  Carex rossii L. P. Janeway 1989-6-8 3273 Plumas Near Jackson Creek, just E of Feather River Hwy. (Hwy. 70/89) at upper end of Jackson Creek campground 1387 Comment
  CHSC88552  Carex scabriuscula Samantha Hillaire 2001-7-27 Plumas Plumas National Forest. 1645 Comment
  UCSB63772  Carex scabriuscula Oswald, Vernon; Ahart, Lowell 1998-8-11 Plumas USFS 23N85Y; 0.8 mi. east of Oroville-Quincy Hwy.; 6.2 mi. northeast of Four Trees; on the south side of Frenchman Hill: T23N R7E NW1/4 Sect. 18 1737 Comment
  CAS-BOT-BC28306  Carex scopulorum var. bracteosa Thomas Griggs 1975-6-1 315 Plumas Bucks Lake area. Comment
  CHSC76252  Carex sheldonii G. L. Ponting 1999-8-28 Plumas About 1.2 mi southwest of Portola. About 100 ft north of County Road A-15. On the drier and higher parts of seasonally wet meadow. 1499 Comment
  CAS-BOT-BC117735  Carex simulata Hans Leschke 1960-8-10 1786 b Plumas Badger Flat. 1912 Comment
  CHSC97073  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
  JEPS63505  Carex simulata W. L. Jepson 1939-8-14 19414 Plumas Willow Creek 1828 Comment
  CAS-BOT-BC117741  Carex simulata Mrs. H. C. Cantelow 1938-7-4 s.n. Plumas Wet meadow, Drakesbad. Comment
  JEPS49037  Carex spectabilis Leland S. Smith 1927-8-10 2192 Plumas w end Gold Lake Tahoe National Forest, Gold Lake 2133 Comment
  SBBG32346  Carex stipata L. S. Rose 1967-7-9 67144 Plumas Quincy 1036 Comment
  SD130396  Carex straminiformis John Thomas Howell, Gordon H. True 1973-7-31 50084 Plumas Sierra Nevada Mountains; Canadian Zone forest; Diamond Range; summit ridge of Thompson Peak in areas of volcanic rock. 2194 Comment
  CAS-BOT-BC114996  Carex subfusca John Thomas Howell 1951-6-27 27600 Plumas McRae Meadow. 1981 Comment
  CHSC103119  Carex subfusca Lowell Ahart; John Dittes, Josephine Guardino 2009-7-21 16109 Plumas Man made depression about 20 yards east of Forest Service Road 27N26, about 1000 feet northwest of Powerhouse at the north end of Butt Valley Reservoir, about 3 miles (air) southwest of Lake Almanor. 1302 Comment
  CHSC48067  Carex subfusca L. P. Janeway 1989-6-22 3368 Plumas Plumas National Forest. Slopes between Crocker Mtn and Crocker Mdw, near rd 24N49Y. 1804 Comment
  CHSC53552  Carex subfusca L. P. Janeway 1989-7-7 3461 Plumas Plumas National Forest. Near Lava Spring, just off the NE side of Red Clover Valley. 1737 Comment
  CHSC92205  Carex subfusca Lowell Ahart; Josephine Guardino 2005-8-9 12264 Plumas In a small meadow and near a small drainage, between Lights Creek and Fant Creek, west of Forest Road 27N09, about 6 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1635 Comment
  HSC7174  Carex subfusca L. S. Rose 1968-6-10 68085 Plumas Quincy Meadow 1037 Comment
  RSA232877  Carex subfusca L. S. Rose 1968-6-10 68085 Plumas Quincy 1037 Comment
  RSA726800  Carex subfusca L. Ahart 2007-6-17 14192 Plumas About 1/4 mile east of bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1655 Comment
  SEINET10880001  Carex subfusca Dean W. Taylor 2000-8-12 Taylor 17556 Plumas Wemple Cabin, Antelope Creek 1 air mi NE from Antelope Lake (upper Feather River watershed); T27N R13E NW1/4 Section 16; Antelope Lake 71/2' USGS quadrangle. Sierra Nevada (nSNH). 1859 Comment
  SEINET7577198 Image available Carex subfusca Unknown 2004-7-24 8186 Plumas Humboldt Peak 7.5' quad, High Cascade Range, along a western tributary of Butt Creek, 2.4 air km north of Humboldt Summit. 1740 Comment
  CAS-BOT-BC115992  Carex subfusca Clare B. Hardham 1970-8-8 17701 Plumas Thompson Peak. 2286 Comment
  JEPS107717  Carex utriculata Lowell Ahart, John Dittes 2005-9-20 12446 Plumas In the center of Mud Lake, about 1/2 mile northeast of Eisenheimer Peak, about 3/4 mile south of Wilcox Valley 2029 Comment
  SEINET7579974 Image available Carex vesicaria Unknown 2003-9-6 7977 Plumas Red Cinder 7.5' quad, High Cascade Range, along un-named lake split by the Caribou Wilderness Area boundary, 2.4 km west of Hay Meadow. Red Cinder 7.5' quad. 2057 Comment
  CAS-BOT-BC115145  Carex vesicaria Frank Warrington Peirson 1926-6-21 6788 Plumas Open flat strip along shore of Lake, Lake Almanor. Comment
  RSA700277  Carex whitneyi L. P. Janeway 2001-6-15 7181 Plumas High Cascade Range. East side of Humbug Road about 2.7 km. southwest of shore of Lake Almanor, 4.0 miles west of Prattville. 1399 Comment
  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-BC114940  Carex whitneyi Mrs. H. C. Cantelow 1938-7-4 2278 Plumas Meadow at Drakesbad. Comment
  CAS-BOT-BC249011  Castilleja Mayer; Brink 1975-7-24 s.n. Plumas Bucks Lake area Comment
  CDA18693  Castilleja applegatei G. D. Barbe, T. C. Fuller 1982-6-15 3700 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
  CAS-BOT-BC249716  Castilleja applegatei subsp. pinetorum A. A. Heller; P. B. Kennedy 1907-7-15 8840 Plumas Near mouth of Little Grizzly Creek below Genessee [Genesee] Comment
  CAS-BOT-BC249720  Castilleja applegatei subsp. pinetorum Rimo Bacigalupi 1927-7-7 1636 Plumas Upper reaches of trail between Gray Eagle Valley and Long Lake Comment
  CAS-BOT-BC249736  Castilleja applegatei subsp. pinetorum Mrs. Jos Clemens 1919-10-14 s.n. Plumas Greenville Comment
  CAS-BOT-BC249750  Castilleja applegatei subsp. pinetorum John Thomas Howell 1926-7-24 2101 Plumas Near Prattville 1463 Comment
  CHSC102068  Castilleja applegatei subsp. pinetorum Lowell Ahart; John Dittes 2009-7-15 16095 Plumas On dry rocky soil, under the power line, on the south side of Forest Service Road 26N22, about 2.3 miles (air) southeast of Butt Valley Reservoir Dam. 1517 Comment
  JEPS3016  Castilleja applegatei subsp. pinetorum unknown 1952-5-30 34 Plumas near mouth of Milk Ranch Creek 762 Comment
  JEPS81466  Castilleja applegatei subsp. pinetorum M. S. Taylor 1982-8-9 4945 Plumas ca 3 air mi sse Canyon Dam (just n of Rattlesnake Hill, on e side of 26N16Y); Almanor NE Quad. 1859 Comment
  JEPS81609  Castilleja applegatei subsp. pinetorum M. S. Taylor 1982-9-1 5086 Plumas ca 15 mi ne Taylorsville; Diamond Mt. Quad., Red Rock Lookout 2316 Comment
  RSA715706  Castilleja applegatei subsp. pinetorum L. Ahart, Josephine Guardino 2005-8-10 12301 Plumas Northeast of a small branch of Lights Creek, east side of Forest Road 27N54, about 5 1/2 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1822 Comment
  UC614505  Castilleja applegatei subsp. pinetorum L. Constance 1938-6-10 2316 Plumas w edge Lake Almanor (at Prattville); Prattville 1219 Comment
  UC726487  Castilleja arachnoidea A. A. Heller 1942-8-3 16518 Plumas near the stream at Upper King Creek Meadow; Lassen Park Comment
  UCD19569  Castilleja lacera Gerald Dickinson 1963-7-1 64 Plumas in flat, grassy area along Hwy. 89. Seven miles NW of Canyon Dam. 1097 Comment
  CAS-BOT-BC254052  Castilleja miniata Clare B. Hardham 1978-8-11 21786 Plumas About 5 miles southeast of Thompson Peak. Plants of the Sierra Nevada Comment
  CAS-BOT-BC254061  Castilleja miniata Mary Strong Clemens 1920-8-16 s.n. Plumas Greenville Comment
  JEPS49075  Castilleja miniata Lewis S. Rose 1966-7-28 66073 Plumas Quincy 1066 Comment
  CHSC34748  Castilleja peirsonii M. S. Taylor 1981-9-10 4271 Plumas Head of Bullfron Ravine, above seep, ca. 3 mi w of Indian Falls. 1737 Comment
  RSA169418  Castilleja pilosa L. S. Rose 1963-6-4 63124 Plumas Sierra Valley, 1 mile S of Beckwourth 1463 Comment
  SD46681  Castilleja pilosa Robert J. Weatherby 1950-8-11 1509 Plumas Trail to Long Lake Boathouse, Lake Basin area 1981 Comment
  CHSC34068  Castilleja tenuis M. S. Taylor 1981-6-3 3848 Plumas W side of 24N10, ca. 1/4 mi s of Grizzly Creek crossing 24N10, ca. 8 mi nw of Portola. 1767 Comment
  CHSC97061  Castilleja tenuis Lowell Ahart; Josephine Guardino 2007-7-20 14351 Plumas Strand of Lake Davis, about 100 yards southeast of Long Point, northeast side of Lake Davis. 1763 Comment
  JEPS80627  Castilleja tenuis M. S. Taylor 1981-6-10 3881 A Plumas ca 11 air mi nw Beckwourth (ca 0.75 mi n of Genesee-Beckwourth Rd, Overland Inc. Ranches, in Red Clover Valley); Crocker Mt. Quad., Red Clover Valley 1676 Comment
  JEPS81473  Castilleja tenuis M. S. Taylor 1982-7-14 4829 Plumas ca 4 mi w Greenville (in Long Valley, near junction of 27N92 and 26N18); Almanor NE Quad., Long Valley 1676 Comment
  SEINET14173695  Castilleja tenuis A. A. Heller, P. B. Kennedy 1907-7-6 8757 Plumas Red Clover Valley. Comment
  UC174716  Castilleja tenuis A. A. Heller and P. B. Kennedy 1907-7-6 8757 Plumas Red Clover Valley Comment
  CHSC66968  Ceanothus arcuatus James D. Jokerst 1992-1-1 3442 Plumas Comment
  CHSC96737  Ceanothus arcuatus L. P. Janeway 2007-5-20 8989 Plumas Northern High Sierra Nevada. Crest at head of Bean Creek (which drains to the south-southeast; East Branch North Fork Feather rivers to the north); at junction of Roads 25N17, 25N57, 25N59. 1573 Comment
  SBBG120143  Ceanothus arcuatus L. P. Janeway 2007-5-20 8989 Plumas crest at head of Bean Crk, which drains to the SSE; jct of USFS Rds 25N17, 25N57, and 25N59 1573 Comment
  CAS-BOT-BC48611  Ceanothus cordulatus Walter Knight; Irja Knight 1966-6-19 1319 Plumas Butterfly Valley 1158 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
  UC535883  Ceanothus cordulatus Elmer I. Applegate 1929-6-21 5819 Plumas Warner Valley Mt. Lassen Comment
  CAS-BOT-BC49223  Ceanothus cuneatus L. P. Janeway 1997-5-15 5132 Plumas Hwy 70/89 at Rattlesnake Creek. Mt Ingalls quad 1310 Comment
  SEINET7720974  Ceanothus integerrimus Unknown 1876-1 Plumas American Valley Comment
  RSA74355  Ceanothus integerrimus var. puberulus Milo S. Baker 1952-5-26 12471 Plumas Back of Cottages on yellow Creek, Belden, Feather River Canyon Comment
  LA44855  Ceanothus leucodermis Carl Epling; William Robison 1935-7-15 sn Plumas Chester 1219 Comment
  CAS-BOT-BC52058  Ceanothus prostratus John Thomas Howell 1975-7-22 51356 Plumas 2 miles Northwest of Spring Garden 1173 Comment
  CAS-BOT-BC52062  Ceanothus prostratus Rimo Bacigalupi 1927-7-7 1649 Plumas between Gray Eagle Valley and Long Lake Comment
  CAS-BOT-BC63368  Ceanothus prostratus Alice Eastwood 1918-5-25 7067 Plumas Portola. Comment
  CDA18744  Ceanothus prostratus G. D. Barbe, T. C Fuller 1982-7-16 3775 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
  RSA59889  Ceanothus prostratus E. K. Balls 1950-9-14 15816 Plumas 6 miles northwest of Chester, North Fork Feather River Comment
  CAS-BOT-BC52168  Ceanothus pumilus Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1967-5-7 1829 Plumas Trestle Glen 1112 Comment
  CHSC26144  Ceanothus velutinus Detzer; M. Sacks 1977-6-25 42 Plumas At sw edge of Squaw Valley. Abundant in openings on floor of Yellow Pine Forest. 1853 Comment
  UC1071473  Ceanothus velutinus C. G. Albertus 1935-7-22 221 Plumas 3.75 mi sw Lovejoys; Plumas National Forest, Downieville Quad. 1767 Comment
  CHSC84527  Centaurea cyanus John Dittes; Lowell Ahart 2003-8-8 2003 -98 Plumas Northern High Sierra Nevada; northern Sierra Valley, ca. 3.9 air-mile southeast of Beckwourth, 9.8 air-mile northeast of Calpine, ca. 0.8 mile south of Western Pacific Railroad. At edge of Dyson Lane. 1488 Comment
  CAS-BOT-BC277220  Centaurea solstitialis E. K. Balls 1950-8-31 15525 Plumas Hwy 24, 1 mi. n. of Spanish Creek, just north of Quincy 1097 Comment
  JEPS113421  Centaurea stoebe subsp. micranthos Lowell Ahart, John Dittes, Josephine Guardino 2007-8-10 14456 Plumas On the south side of Lake Davis Road, about 1 mile southwest of Lake Davis Dam, about 4 miles (air) north of Portola 1767 Comment
  UCSC009459  Centaurea stoebe subsp. micranthos Lowell Ahart 1995-10-1 7642 Plumas About 150 yards south of where the road crosses the South Fork of the Feather River, northeast of the Feather Fork Mine, about 6 (air) miles northeast of La Porte 1707 Comment
  CAS-BOT-BC384935  Cerastium arvense John Thomas Howell 1967-6-23 42738 Plumas Lewisia Rock, 3.5 miles southwest of Belden, Feather River Canyon 609 Comment
  CAS-BOT-BC388194  Cerastium fontanum John Thomas Howell 1959-9-22 34841 Plumas Drakesbad 1737 Comment
  UCD98007  Cerastium fontanum subsp. vulgare V. A. Hart 1932-9-1 s.n. Plumas Greenville. Comment
  SD144528  Ceratophyllum demersum Robert J. Weatherby 1950-7-21 1479 Plumas Feather River Canyon, near Twain, at China Bar Resort 669 Comment
  CDA15586  Chaenactis douglasii B. A. Smith, G. F. Hrusa 1996-7-15 s.n. Plumas Sierra Nevada; E side of Rattlesnake Creek, 1/2 mi. S of Hwy 70, and approx. 15 mi. E of Quincy. 1584 Comment
  CAS-BOT-BC276722  Chaenactis douglasii var. douglasii John Thomas Howell 1951-6-28 27712 Plumas Eureka Peak 2255 Comment
  CAS-BOT-BC276735  Chaenactis douglasii var. douglasii W. W. Wagner 1929-6-7 272 Plumas Sockum Creek 1371 Comment
  UC90127  Chaenactis douglasii var. douglasii F. Stepens 1894-1-1 Plumas Quincy Comment
  UC1125089  Chamaesaracha nana E. Sawyer 1935-6-27 197 Plumas 1.4 mi se Crow; Plumas National Forest, Sierraville Quad. 1706 Comment
  JEPS115529  Chamaesyce serpillifolia subsp. serpillifolia Lowell Ahart, John Dittes 2009-9-7 16381 Plumas Below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam 1591 Comment
  CAS-BOT-BC165970  Chamerion angustifolium J. W. MacSwain 1959-8-13 59 -152 Plumas 3.5 miles east of Bucks Lake Lodge Comment
  CAS-BOT-BC166081  Chamerion angustifolium subsp. circumvagum Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region Comment
  CHSC1121  Chamerion angustifolium subsp. circumvagum V. Holt 1935-9-1 Plumas Buck's Lake road. 1219 Comment
  JEPS127208  Cheilanthes gracillima Lowell Ahart 2016-6-29 21060 Plumas About 2 miles (air) northwest of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir Dam. 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
  SEINET3870076  Cheilanthes gracillima D. W. McNeal 1996-7-29 4189 Plumas Along the Gray Eagle Creek Trail ca. 1.5 mi. S. of Gray Eagle Lodge, Plumas Nat. For.; 0 Comment
  SEINET10529933  Cheilanthes siliquosa Mary Susan Taylor 1980-9-27 Taylor 3347 Plumas T23N R7E sw sec 8, Bucks Lake quad. ca. 0.3 mi S of Bucks Lake-Spanish Ranch Rd, ca. 0.4 mi E of Frenchman Hill, ca. 20 mi SW of Quincy; from base to top of a serpentine rock wall 600 ft tall. With W. Dakan & T. Griggs. 1646 Comment
  SEINET10529940  Cheilanthes siliquosa Mary Susan Taylor, G. Rotta 1982-5-18 Taylor 4473 Plumas T26N R9E nw/ne sec 7. Almanor NE quad. On serpentine, both sides of spur rd off 26N18, ca. 0.5 mi se of Long Valley Mine, ca. 4 air mi w of Greenville. 5500 ft. 1676 Comment
  JEPS113589  Chenopodium album Lowell Ahart, Josephine Guardino 2007-7-20 14348 Plumas Parking area at the end of Long Point, northeast side of Lake Davis 1763 Comment
  CDA23361  Chenopodium botrys D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-2 6 .262 Plumas Along road at base of cliff about 15 miles E of Oroville. Mark 83. Comment
  CDA7726  Chenopodium pumilio L. Ahart 2006-10-8 13413 Plumas On the east bank of Chips Creek, southeast of the bridge on Highway 70, on the north side of the North Fork of the Feather River, about 1 1/4 miles southwest of Belden. Comment
  CHSC23368  Chenopodium simplex Lowell Ahart 1975-9-13 Plumas Found in section 10, 1/2 mile below the Bunker Hill Mine. 1828 Comment
  CAS-BOT-BC451419  Chimaphila menziesii Mrs. Jos. Clemens 1919-10-14 s.n. Plumas Greenville Comment
  CAS-BOT-BC451424  Chimaphila menziesii Mrs. E. C. Sutliffe 1920-9-1 s.n. Plumas Salmon Lake Comment
  CHSC28924  Chimaphila menziesii L. Hanson 1979-7-23 56 Plumas On ridge south of Coldwater Creek near intersection of roads to Kellogg Lookout and to Mt. Ararat. Comment
  RSA101398  Chimaphila menziesii R. Weatherby 1955-7-21 1646 Plumas Bottle Springs, near Middle Fork Feather River. 1616 Comment
  RSA262457  Chimaphila umbellata subsp. occidentalis James I. Mallory 1969-8-21 356 Plumas 1.5 miles north-northwest of Camel Peak and 9 miles west-northwest of LaPorte, Plumas National Forest. 1524 Comment
  RSA59258  Chrysanthemum leucanthemum E. K. Balls 1950-8-31 15558 Plumas Spanish Creek, off Hwy. 24, just north of Quincy 1067 Comment
  CAS-BOT-BC36253  Chrysolepis sempervirens Anna Head 1921-8-4 s.n. Plumas Lake Center Camp, Feather River Region 1920 Comment
  RSA59447  Chrysothamnus nauseosus subsp. albicaulis E. K. Balls 1950-9-2 15662 Plumas Mt. Ingalls, south slope below turn-off to Nye Meadow, north of Grizzly Valley 2134 Comment
  UCR143157  Chrysothamnus nauseosus subsp. albicaulis J. T. Howell 1960-8-20 s.n. Plumas Kelly Camp, near Drakesbad 1616 Comment
  SEINET3146295  Chrysothamnus parryi subsp. nevadensis E. K. Balls 1950-8-4 15672 Plumas 4 mi. N of Quency; Feather Rv. Exper. Stat. 1219 Comment
  UCD127283  Cicuta douglasii R. Tofsrud 1948-7-1 s.n. Plumas Quincy. Comment
  CAS-BOT-BC190010  Cinna latifolia George W. Gillett 1957-7-17 797 -B Plumas Lassen Volcanic National Park. Moist gully running into stream flowing from Little Meadow Lake into Willow Lake. 1767 Comment
  CHSC108125  Cinna latifolia Lowell Ahart 2011-9-20 17692 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
  RSA101427  Circaea alpina subsp. pacifica R. Weatherby 1955-8-6 1678 Plumas US Forest Service Camp. Meadow Valley. 1159 Comment
  CHSC92165  Cirsium arvense Lowell Ahart; John Dittes 2005-9-19 12391 Plumas Where the high water flows out of Taylor Lake, on the northeast side of Taylor Lake, about 6 miles (air) southwest of Antelope Lake. 2076 Comment
  JEPS59320  Cirsium arvense W. L. Jepson 1939-8-8 19360 Plumas Quincy 1051 Comment
  CAS-BOT-BC284415  Cirsium arvense David D. Keck 1932-7-3 1655 Plumas Meadow south of Spanish Creek, Quincy, Northern Sierra Nevada 1066 Comment
  CAS-BOT-BC277919  Cirsium canescens T. C. Fuller 1968-7-1 17318 Plumas 100 yds. w. of Hwy 49 to Loyalton, ca. 6 mi. s. of Vinton, 1 mi. n. of the county line in Plumas Co., Sierra Valley, Sierra Nevada 1524 Comment
  SD8767  Cirsium douglasii var. breweri Daniel Cleveland 1882-7-25 Plumas Big Meadows Comment
  CDA1374  Cirsium occidentale var. candidissimum T. C. Fuller 1957-9-16 304 -57 Plumas Storrie. Comment
  CDA1375  Cirsium occidentale var. candidissimum T. C. Fuller 1961-11-29 7304 Plumas Indian Valley; roadside North (Valley) Road, 4.7 mi. E of Greenville. Comment
  SEINET7836838 Image available Cirsium scariosum A. A. Heller, P. B. Kennedy 1907-7-3 8692 Plumas Red Clover Valley Comment
  CAS-BOT-BC285830  Cirsium vulgare Greg Sommers 1976-8-23 1276 Plumas Sierra Valley along Marble Lane 1487 Comment
  CAS-BOT-BC228912  Cistanthe umbellata Clare B. Hardham 1970-8-9 17704 C Plumas Thompson Peak, ca. 23 miles northeast of Greenville 2346 Comment
  SEINET10492512  Clarkia mildrediae Robert A. Schlising 1980-6-24 Schlising 3778 Plumas O.3 mile S of Rock Creek Powerhouse, along Hwy 70 in canyon of North Fork, Feather River; T24N, R6E, sec 30; elev. ca 1600 feet; forest of Pinus ponderosa, Pseudotsuga menziesii, Quercus kelloggii, Quercus chrysolepis; on crumbling granite at roadside, with Mimulus bifidus, Linanthus filipes, Gilia capitata, Keckiella breviflora. 490 Comment
  CHSC71154  Clarkia mildrediae subsp. lutescens L. P. Janeway 1994-7-13 4693 Plumas Between Lookout Rock and Middle Fork Feather River; along Road 23N19 6.1 mi southeast of Road 23N60. Southwest-facing road cutbank. 1621 Comment
  UC1732066  Clarkia mildrediae subsp. lutescens L. P. Janeway 1994-7-13 4694 Plumas Little Bear Gulch, SE side, along Road 22N30 0.25 mi W of Sky High Road (Road 22N29) 1447 Comment
  SEINET10492497 Image available Clarkia mildrediae subsp. mildrediae A. Arthur Heller 1938-7-2 Heller 15153 Plumas Plentiful in coarse granite sand on a steep slope about shrubs about two miles west of Arch Rock Tunnel, in arid Transition Life Zone. Not observed elsewhere. Comment
  UC1422864 Image available Clarkia mosquinii subsp. mosquinii T. Mosquin 1959-7-3 3335 Plumas 3.7 mi sw entrance to Plumas National Forest (along State Hwy 40 alt.); ; SW of entrance to Plumas Nat'l. Forest, along State Hwy. 40. Comment
  CAS-BOT-BC163860  Clarkia purpurea subsp. quadrivulnera John Thomas Howell 1962-6-17 37669 Plumas Butterfly Valley 1036 Comment
  SEINET10870533  Clarkia rhomboidea Leslie D. Gottlieb 1987-8-22 Gottlieb 8758 Plumas Specimen grown in Genetics Department greenhouse, UC Davis, Fall 1987 from seeds collected Aug 22, 1987. Rt. 70, 0.6 mile west of De Sabla Power Station, or about 5.2 to 5.7 miles south of Yellow Creek Bridge. Comment
  CHSC101773  Clarkia stellata Lowell Ahart; John Dittes, Josephine Guardino 2009-6-14 15865 Plumas North of cut bank of Forest Road 27N01Y, about 1.3 miles (air) west of Lake Almanor Dam. 1462 Comment
  CHSC33628  Claytonia lanceolata M. S. Taylor; M. Foster 1981-6-3 3837 Plumas In wet meadow, s side of rd 24N61, ca. 1.5 air mi s of Little Summit Lake, ca. 10 mi nw of Portola. 2103 Comment
  UC1075705  Claytonia lanceolata Robert J. Weatherby 1955-6-22 1537 Plumas meadow just below Spanish Peak 2133 Comment
  CHSC93076  Claytonia palustris L. P. Janeway 1994-5-24 4647 Plumas Northern High Sierra Nevada. Owl Creek, 1.5 mi west of Seneca. 1341 Comment
  CDA14683  Claytonia rubra G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-23 3139 Plumas 3.25 miles west of Round Valley Reservoir dam, 0.25 mile east of junction with road to Canyon Dam, south arm of Lake Almanor. 1633 Comment
  CDA14716  Claytonia rubra subsp. rubra G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-24 3232 Plumas Mt. Hough-Crystal Lake Road 0.2 mile south of China Grade Road (to Taylorsville). 1737 Comment
  CHSC80257  Claytonia rubra subsp. rubra L. P. Janeway 1996-6-12 5008 Plumas Northern High Sierra Nevada. 0.5 mi northeast of Deer Creek and 2.0 mi south of Spanish Creek; north side of logging spur road 0.6 mi east of Road 24N23X. 1318 Comment
  JEPS87647  Claytonia rubra subsp. rubra Lowell Ahart 1994-7-7 7465 Plumas about 0.75 air mi s Pilot Peak (n side of Pacific Crest Trail, Plumas and Sierra Counties); Bunker Hill Ridge 2011 Comment
  CHSC70052  Collinsia parviflora L. P. Janeway 1997-5-7 5107 Plumas East side of Red Clover Creek at 'Drum Bridge' 2.7 mi southeast of Indian Creek. 1225 Comment
  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
  SEINET10832480  Collinsia rattanii Mary Susan Taylor 1982-5-25 Taylor 4523 Plumas T23N R11E ne/se sec 2. Mt Ingalls quad. Sloat burn; along n rdbk of 23n12 and uphill ca. 20 ft into McDermott Ravine, and ravine just e; ca. 1 mi ne of Sloat. 4600 ft. Jeffrey Pine Forest. 1402 Comment
  CDA9339  Collinsia torreyi D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-2 6 .303 Plumas Above Little Grass Lake on West side. Comment
  CHSC21191  Collinsia torreyi F. T. Griggs; A. Pass 1975-7-10 148 Plumas Buck's Lake Forest Service Survey. Comment
  CHSC53691  Collomia grandiflora L. P. Janeway 1989-7-19 3499 Plumas Plumas National Forest. Along SW side of Red Clover Valley; 0.2 mi SW of Beckwourth-Genesee Rd (rd 111) 11.7 mi from Beckwourth. Edge of forest. 1676 Comment
  CHSC63154  Collomia grandiflora Lowell Ahart 1994-7-7 7461 Plumas Plumas and Sierra Counties. On the north side of the Pacific Crest Trail, on Bunker Hill Ridge, about 3/4 mile (air) south of Pilot Peak. 2011 Comment
  CHSC97009  Collomia grandiflora B. Castro; Shannon Nielsen 2005-7-12 1491 Plumas Ca 13 air mi NE of town of Feather Falls and 1.5 air mi SE of the Middle Fork Feather River, on spine of Hartman Bar Ridge. Along USFS Rd 22N94, on E edge of road. Site is 0.3 rd mi S of jcn of the main (94) road with a side-road that goes to Hartman Bar Trailhead; more plts found at this jcn, also on roadside.. 1453 Comment
  UC1123647  Collomia grandiflora E. Sawyer 1935-6-27 196 Plumas 4 mi s Crow; Plumas National Forest, Sierraville Quadrangle Comment
  UCR123997  Collomia grandiflora George K. Helmkamp, E. A. Helmkamp 2001-7-6 6855 Plumas Sierra Nevada Mountains, Calif. Hwy 89, ESE of Lake Almanor at Crescent Mills 976 Comment
  OBI11586  Collomia grandiflora Lewis S. Rose 1966-7-27 66052 Plumas Quincy 1067 Comment
  CHSC66634  Collomia tinctoria Vernon H. Oswald; Lowell Ahart 1996-7-15 8036 Plumas High Cascade Range. E side of Last Chance Marsh at the N end of Lake Almanor, ca. 1.4 mi S of Last Chance Campground at the streams and meadow extending E from road 29N11. On the edge of the road crossing the meadow. 1371 Comment
  JEPS113458  Collomia tinctoria Lowell Ahart, John Dittes, Josephine Guardino 2007-6-8 13997 Plumas East side of an open rocky flat, 60 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis 1965 Comment
  UC1585859  Collomia tinctoria Barbara Ertter with Gary Schoolcraft 1989-7-3 8643 Plumas ca 1/2 mi below Red Rock Lookout (ca 8 air mi s of Susanville, bare gravel and outcrop between road and cliff) 2133 Comment
  UC170960  Collomia tinctoria H. M. Hall 1912-7-11 9337 Plumas Mt. Elwell 2103 Comment
  RSA59433  Collomia tracyi E. K. Balls 1950-9-15 15849 Plumas North Fork Feather River, 6 miles northwest of Chester 1402 Comment
  CHSC73812  Comarum palustre B. Castro; L. P. Janeway 1998-8-29 833 Plumas Fowler Lake Proposed SIA. Ca 2 air mi N of Little Grass Valley Reservoir, at Fowler Lake. Within 15 ft of S edge of lake, opposite floating bog. 1659 Comment
  CDA32029  Conyza canadensis L. Ahart, J. Dittes 2009-9-7 16376 Plumas Below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam. Comment
  CHSC36204  Corallorhiza maculata M. S. Taylor 1982-7-14 4828 Plumas N side of Bellas Flat Rd (26N19), near Monitor Mine, in Soda Creek drainage, ca. 6 mi nne of Twain. 1524 Comment
  RSA101417  Corallorhiza maculata R. Weatherby 1955-6-16 1532 Plumas Near Mountain House, above Meadow Valley Mill 1372 Comment
  CDA34136  Cordylanthus tenuis subsp. tenuis L. Ahart, J. Dittes 2009-7-15 16089 Plumas On the northwest side of Forest Service Road 26N671, northeast of Forest Service Road 26N67, about 2.8 miles (air) southeast of Butte Valley Reservoir Dam. Comment
  CHSC42097  Cordylanthus tenuis subsp. tenuis Lowell Ahart 1986-7-25 5377 Plumas About 1 1/2 miles west of Swamill Flat, about 4 1/2 miles west of Finger Board, about 7 miles north-west of Pilot Peak. 1767 Comment
  CHSC43491  Cordylanthus tenuis subsp. tenuis Lowell Ahart 1974-8-7 592 Plumas In Cedar Flat, near Grixxly Mountain, about 1 mile south of Bucks Lake. 1828 Comment
  CHSC63476  Cordylanthus tenuis subsp. tenuis Lowell Ahart 1994-7-28 7529 Plumas North-east of Frenchman Hill, south-west of Bucks Lake. 1706 Comment
  JEPS81461  Cordylanthus tenuis subsp. tenuis M. S. Taylor 1981-8-10 4229 Plumas ca. 1/2 mi e Long Valley Mine (ca. 4 air mi w of Greenville); Almanor NE quad 1615 Comment
  SEINET10832350  Cordylanthus tenuis subsp. tenuis Mary Susan Taylor 1981-8-25 Taylor 4240 Plumas California: T25N R7E se1/4 of se1/4 sec 3. Almanor SW quad. Serpentine knoll, just off spur road off Red Hill Road (26N22F), ca. 1 air mi NE of the Lookout, ca. 5 air mi NE of Belden. Plumas County. 5800 ft. 1768 Comment
  JEPS7000  Cordylanthus tenuis subsp. tenuis Rimo Bacigalupi and J. R. Sweeney 1953-8-31 4325 Plumas 4 mi n Quincy (near junction of road to Oakland Municipal Camp and Calif. Hwy 24) Comment
  CHSC98754  Cordylanthus tenuis subsp. viscidus L. P. Janeway 2007-8-13 9177 Plumas Northern High Sierra Nevada. Frenchman Hill and western end of Red Mountain, near Road 23N69; above the head of Frazier Creek. 1786 Comment
  JEPS87884  Cordylanthus tenuis subsp. viscidus Lowell Ahart 1994-7-28 7529 Plumas sw of Bucks Lake (ne of Frenchman Hill) 1706 Comment
  RSA563256  Cornus nuttallii Walter Knight, Irja Knight, John Thomas Howell, B. K. Knight 1966-7-26 1569 Plumas Fern Glen. 1113 Comment
  UC1122790  Cornus nuttallii E. Nourse 1934-9-4 20 Plumas 3/4 mi. s. & 1 mi. w. Quincy; Plumas Nat'l Forest, Downieville Quad. Comment
  JEPS48510  Cornus nuttallii E. C. Fritz 1933-6-28 Plumas aboE. C. Fritzut Camp Califorest near Meadow Valley 1188 Comment
  CAS-BOT-BC210300  Cornus sericea Anna Head 1920-1-1 s.n. Plumas Feather River Region Comment
  UCD117258  Cornus sessilis L. P. Janeway 1996-9-4 5082 Plumas Northern High Sierra Nevada. Soda Creek, between Road 25N22 and the creek, 500 m northwest of Hwy 70 and East Branch North Fork Feather River. 902 Comment
  UC170970  Corydalis caseana subsp. caseana H. M. Hall 1912-7-7 9308 Plumas Jameson Creek Sierra Nevada Mts., Jameson Creek 1920 Comment
  UC1101407  Crassula aquatica Malcolm A. Nobs and S. Galen Smith 1949-8-18 1374 Plumas just s. Chester (Last Chance Marshes at n. end of Lake Almanor); Lake Almanor, Last Chane Marshes Comment
  CAS-BOT-BC290444  Crepis acuminata F. J. Kirby 1958-7-1 1175 Plumas Near Greenville 1219 Comment
  JEPS36483  Crepis acuminata W. L. Jepson 1918-8-16 8007 Plumas Engels Lights Creek Comment
Read comments
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  CHSC34903  Crepis bakeri M. S. Taylor 1981-6-3 3855 Plumas Jct of Beckwourth-Milford Rd and Squaw Valley Rd, in Squaw Valley, ca. 11 mi n of Beckwourth. 1706 Comment
  CHSC100852  Crepis intermedia L. P. Janeway; B. Castro 2008-9-13 9593 Plumas Northern High Sierra Nevada. Near Road 23N73Y 3.4 road km north of Oroville-Quincy Hwy and Grizzly Summit; 1.7 air km north-northwest of Grizzly Summit. In and above a road edge drainage near where the road crosses a rocky bouldery north-facing dry drainage. 1649 Comment
  POM17470  Crepis intermedia Mary E. P. Ames 1891-06 s.n. Plumas Taylorsville, Indian Valley; American River Hills, near Auburn Comment
  UC581245  Crepis modocensis G. L. Stebbins Jr. and J. A. Jenkins 1937-5-22 2151 Plumas Beckwith Peak; e slope 1670 Comment
  CAS-BOT-BC291593  Crepis modocensis subsp. subacaulis G. L. Stebbins; J. A. Jenkins 1937-7-9 2257 Plumas Bare summit ridge and ridges southwest of Diamond Mt. south of Susanville 2286 Comment
  CHSC48140  Crepis monticola Vernon Oswald 1984-7-5 1350 Plumas Pacific Crest Trail 1.3 mi e of Humboldt Summit. 2019 Comment
  CHSC97559  Crepis monticola Lowell Ahart; John Dittes 2007-6-17 14193 Plumas High west bank of Red Clover Creek, about 30 yards east of County Road 111 (Beckwourth Gensee Road), about 1/4 mile east of bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1654 Comment
  RSA95140  Crepis monticola F. W. Peirson 1926-6-22 6829 Plumas Drakesbad, Lassen National Park. 1677 Comment
  CDA12086  Crepis occidentalis G. F. Hrusa, G. L. Webster 1989-5-1 7023 Plumas Modoc Plateau; Beckwourth Pass approx. 3 miles E of Vinton on Hwy 70-at the Plumas/Lassen County line. Comment
  CDA17239  Crepis occidentalis G. F. Hrusa, Kerr, S. Winterton 2004-6-25 16342 Plumas Sierra Nevada; Willow Creek Rd., 1.6 mi. NW of Hwy 70 & 2.6 mi. W on 70 from town of Portola. 1554 Comment
  SJSU13900  Crepis occidentalis N. A. Hopkins 1986-6-30 1340 Plumas on bald ridge 2377 Comment
  CAS-BOT-BC376492  Crepis occidentalis subsp. conjuncta John Thomas Howell 1951-6-27 27633 Plumas Jamison Creek 1828 Comment
  CAS-BOT-BC290806  Crepis occidentalis subsp. pumila Anna Head 1921-7-20 s.n. Plumas Round Lake, Feather River Region 2011 Comment
  CAS-BOT-BC376473  Crepis pleurocarpa John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-25 54307 Plumas East side of Indian Valley just north of Taylorsville 1112 Comment
  SEINET10938041  Crepis pleurocarpa Mary Susan Taylor 1981-8-25 Taylor 4242 Plumas California: T25N R7E sw1/4 of ne1/4 sec 11. Almanor SW quad. N side of 26N22F-Red Hill Rd, 1.9 mi S of its jct with 26N22 in Deadwood Canyon-Rich Gulch, ca. 6 air mi NE of Belden. Plumas County. 5300 ft. 1615 Comment
  UC53894  Crepis pleurocarpa H. M. Hall and E. B. Babcock July, 1903 4438 Plumas Genesee Valley 1097 Comment
  JEPS102608  Crypsis alopecuroides Lowell Ahart 2001-10-16 9377 Plumas On the NW side of Round Valley Reservoir, just below the road, about 2 1/2 miles SW of Greenville. 1363 Comment
  CAS-BOT-BC177811  Cryptantha T. C. Fuller; G. D. Barbe 1981-6-24 54228 Plumas 6 miles southeast of Mt. Hough on road to Quincy 1645 Comment
  CAS-BOT-BC189305  Cryptantha Clare B. Hardham 1975-8-2 20453 Plumas Black Mountain 2133 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
  CHSC102587  Cryptantha affinis L. P. Janeway; B. Castro 2009-7-18 9862 Plumas Northern High Sierra Nevada. Near the head of a major northwestern fork of Toland Creek, 1.7 air km northeast of Soapstone Hill and about 100 m southeast of Oroville-Quincy Hwy. 1643 Comment
  CHSC82561  Cryptantha affinis Lowell Ahart 2002-7-18 9870 Plumas Near a small meadow, on the north side of a small upper branch of Fall River, about 100 yards north of Lumpkin Ridge Road, about 1 mile (air) southeast of Tamarack Flat, about 1/4 mile southwest of the intersection of Lumpkin Ridge Road and road to Tamarack Flat, about 1 1/2 miles (air) northwest of Little Grass Valley Reservoir dam, about 4 1/2 miles (air) northwest of La Porte. 1701 Comment
  CHSC97066  Cryptantha affinis Lowell Ahart; Josephine Guardino 2007-7-21 14374 Plumas Around pine trees, along a small dry drainage, about 5 yards south of the Beckwourth Taylorsville Road, about 2 1/4 miles (air) northwest of the most northwest part of Lake Davis. 1813 Comment
  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
  CAS-BOT-BC189535  Cryptantha circumscissa var. circumscissa Lewis S. Rose 1934-7-23 34416 Plumas Chilcoot, Sierra Valley 1522 Comment
  CHSC80809  Cryptantha torreyana Lowell Ahart 2001-7-17 8911 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
  JEPS115121  Cryptantha torreyana Lowell Ahart, John Dittes, Josephine Guardino 2009-7-29 16223 Plumas On amp bare soil, below the high water line of Lake Almanor, 1,849 feet northwest of Lake Almanor Dam 1591 Comment
  JEPS115225  Cryptantha torreyana Lowell Ahart, John Dittes, Josephine Guardino 2009-7-22 16149 Plumas On the west side of Forest Service Road 27N92K, east side of Long Valley, about 3.5 miles (air) west-southwest of Greenville, about 5.2 miles (air) southeast of Lake Almanor Dam 1606 Comment
  JEPS67883  Cryptantha torreyana W. I. Follett 1937-5-30 80 Plumas Rich Gulch 1173 Comment
  RSA754547  Cryptantha torreyana L. Ahart, John Dittes, Josephine Guardino 2009-7-29 16223 Plumas Below the high water line of Lake Almanor, 1849 feet NW of Lake Almanor Dam. 1591 Comment
  UC1950152  Cryptantha torreyana Barbara Ertter 1988-7-25 7846 Plumas Diamond Mts ca 12 airmiles SSW of Susanville, Snoring Springs 1/2 mi N of Diamond Mt-Greenville-Red Rock jct Comment
  CHSC43575  Cryptogramma acrostichoides Vernon Oswald 1983-8-24 1020 Plumas Pacific Crest Trail, ca. 2 mi e of Humboldt Summit n-e of Jonesville. 2072 Comment
  CAS-BOT-BC70455  Cryptogramma acrostichoides M. S. Taylor 1982-8-30 5078 Plumas Kettle Rock quad., s end of Taylor Lake, ca. 6 air mi ne of Taylorsville 2103 Comment
  CAS-BOT-BC224545  Cuscuta californica John Thomas Howell 1960-7-18 35606 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  CDA13405  Cuscuta californica G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13254 Plumas Sierra Nevada; W of headwaters of Bull Run Creek off USFS 23N12E. Comment
  CHSC21588  Cuscuta californica L. M. Mayer; D. E. Brink Jr. 1975-8-8 Plumas Bucks Lake. Comment
  RSA715665  Cuscuta californica L. Ahart 2005-8-9 12277 Plumas Between the east edge of the meadow and west of the forest, about 50 yards southwest of Fant Creek and the corral, north of Forest Road 27N09, about 6 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1598 Comment
  JEPS88222  Cuscuta californica Vernon H. Oswald and Lowell Ahart 1996-8-14 8150 Plumas NE of La Porte on the La Porte - Quincy Road 0.9 mi N of the road to Johnsville (0.9 mi N of the Sierra Co. 2 mi post); northern High Sierra Nevada 1889 Comment
  CHSC36994  Cuscuta californica var. breviflora M. S. Taylor 1982-8-5 4928 Plumas Mt Hough summit, ca. 7 mi nne of Quincy. 2203 Comment
  CHSC61044  Cuscuta californica var. breviflora Vernon H. Oswald; Lowell Ahart 1993-8-3 5762 Plumas Hay Meadow located at the N end of 30N25 on the S edge of the Caribou Wilderness, ca. 9 mi (air) N of Lake Almanor. 1950 Comment
  CHSC92821  Cuscuta californica var. californica Lowell Ahart; Josephine Guardino 2005-8-10 12303 Plumas Along a poor logging road, northeast of a small branch of Lights Creek, east side of Forest Road 27N54, about 5 1/2 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1821 Comment
  JEPS107637  Cuscuta californica var. californica Lowell Ahart, Josephine Guardino 2005-8-9 12277 Plumas On a steep slope, between the east edge of the meadow and west of the forest, about 50 yards southeast of Fant Creek and the corral, north of Forest Road 27N09, about 6 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake 1597 Comment
  JEPS87822  Cuscuta californica var. californica Lowell Ahart 1994-7-22 7506 Plumas n Mount Etna (on the s side of the Pacific Crest Trail, Plumas and Sierra Counties); n of Mount Etna 1981 Comment
  SD7701  Cycladenia humilis var. humilis R. M. Austin 1879-1 Plumas Dutch Hill Comment
  CHSC87833  Cynoglossum occidentale Lowell Ahart; John Dittes, Josephine Guardino 2004-6-6 11002 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
  JEPS102381  Cynoglossum officinale Lowell Ahart 2001-7-17 8910 Plumas about 2 1/2 air mi N of Humboldt Summit (E of a small branch of Butt Creek, sides of a poor logging road) 1828 Comment
  CAS-BOT-BC113875  Cyperus niger var. capitatus John Thomas Howell 1959-9-22 34871 Plumas On hot spring terraces, Drakesbad. 1737 Comment
  UCD141099  Cyperus squarrosus E. K. Balls 1950-9-14 15814 Plumas 6 miles NW of Chester, North Fork Feather River. 1402 Comment
  RSA139107  Cypripedium californicum Lee W. Lenz 1958-6-19 23529 Plumas North Fork, Feather River above Beldon 610 Comment
  RSA89860  Cypripedium californicum Lee W. Lenz 1954-6-8 19136 Plumas 3.5 miles N of Beldon on road to Caribou Comment
  RSA0000376  Cypripedium californicum J. G. Lemmon s.n. Plumas Scotch Camp, near Shasta. Also in Big Meadows, Plumas County, by Mrs. Austin. Comment
  UC336579  Cypripedium fasciculatum Mrs. Austin Plumas Indian Valley Comment
  SD9974  Cystopteris fragilis Mrs. R. M. Austin 1880-1 Plumas Big Meadows Comment
  JEPS62351  Cystopteris fragilis James W. Daly 1937-5-24 Plumas near Quincy Q Comment
  CAS-BOT-BC189783  Dactylis glomerata David D. Keck 1932-7-3 1689 Plumas Northern Sierra Nevadas. Quincy. 1065 Comment
  CAS-BOT-BC189788  Dactylis glomerata Javier Penalosa 1962-6-19 2501 Plumas Highway 40-89, +-6.2 miles southeast of Quincy. 1097 Comment
  JEPS115893  Dactylis glomerata Lowell Ahart, John Dittes, Josephine Guardino 2009-7-22 16132 Plumas On the west side of Forest Service Road 27N92K, east side of Long Valley, about 3.5 miles (air) west-southwest of Greenville, about 5.2 miles (air) southeast of Lake Almanor Dam 1606 Comment
  CAS-BOT-BC445531  Damasonium californicum Mary Strong Clemens 1920-6-12 s.n. Plumas Taylorville Comment
  CDA17297  Damasonium californicum G. F. Hrusa, P. Kerr, S. Winterton 2004-6-25 16325 Plumas Sierra Nevada; Few mi. E of Portola along Hwy 70, immed. adjacent to Hwy. 1554 Comment
  CAS-BOT-BC186627  Danthonia californica Clarence R. Quick 1966-7-7 66 37 A Plumas E. of Cottonwood Creek crossing, ca. 3 m. s. of w. end of Humbug Valley 1402 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
  CHSC102708  Danthonia californica var. americana Lowell Ahart; John Dittes, Josephine Guardino 2009-7-22 16159 Plumas On the west side of Forest Service Road 27N92K, east side of Long Valley, about 3.5 miles (air) west-southwest of Greenville, about 5.2 miles (air) southeast of Lake Almanor Dam. 1606 Comment
  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
  CHSC80308  Danthonia unispicata L. P. Janeway 1996-6-5 5004 Plumas Northern High Sierra Nevada/Modoc Plateau. Ramelli Ranch; northwest corner of Sierra Valley; 0.2 mi south of Middle Fork Feather River and 0.9 mi west of the road to Calpine. 1487 Comment
  CAS-BOT-BC76207  Darlingtonia californica Lewis S. Rose 1966-7-27 66058 Plumas Butterfly Valley. 3 miles west of Keddie. 1066 Comment
  SJSU4490  Darlingtonia californica Lewis S. Rose 1968-6-11 68105 Plumas Butterfly Valley, 4 mi S of Keddie 1036 Comment
  UC1191518  Darlingtonia californica Malcolm A. Nobs and S. Galen Smith 1949-8-19 1434 Plumas Butterfly Valley Butterfly Valley (bog and marsh) Comment
  UCD119073  Darlingtonia californica Barry Rice 2010-6-10 BR 100603 Plumas Big Blackhawk Creek. Comment
  SEINET12007444  Darlingtonia californica Unknown s.n. Plumas Comment
  CAS-BOT-BC179652  Delphinium John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-26 54392 Plumas 0.3 miles southwest of Bucks Summit on road to Bucks Lake 1645 Comment
  CHSC63267  Delphinium gracilentum Lowell Ahart 1994-6-15 7336 Plumas About 200 yards east of a logging road, near the intersection of Lumpkin Ridge Road and the road to Tamarack Flat, about 1 mile (air) west of Little Grass Valley Reservoir. 1767 Comment
  JEPS87747  Delphinium gracilentum Lowell Ahart 1994-6-15 7336 Plumas near intersection of Lumpkin Ridge Rd and rd to Tamarack Flat (about 200 yds e of a logging road, about 1 air mi w of Little Grass Valley Reservoir) 1767 Comment
  CAS-BOT-BC9823  Delphinium nudicaule Alice Eastwood 1927-6-11 14464 Plumas Forest Lodge, Greenville, U.S. Forest Reserve Comment
  RSA0093359  Delphinium nudicaule Bonnie C. Templeton 1968-6-8 11217 Plumas Twain Rd., west of Butterfly Valley, ca 10 mi. west of Quincy. Comment
  SBBG2173  Delphinium nudicaule H. and M. Dearing 1939-5-9 3321 Plumas near Quincy Comment
  POM302109  Delphinium nudicaule H. C. Cantelow 1941-5-21 s.n. Plumas Road to Meadow Valley, 6 miles W of Quincey, alt 3850ft, Plumas County 1174 Comment
  SEINET8663348  Delphinium nudicaule C. Tanner 1999-5-7 s.n. Plumas Along "Powerline Road," between C. Roy Carmichael School and unincorporated town of Delleker. 1490 Comment
  CHSC35938  Delphinium nuttallianum M. S. Taylor 1982-5-27 4556 Plumas S side of Bucks Lake--Spanish Creek Rd, 4.5 mi sw of its jct with Hwy 70 in Quincy. 1097 Comment
  JEPS106187  Delphinium nuttallianum Lowell Ahart, Josephine Guardino 2004-5-24 10939 Plumas On the east side of a logging road, about 200 yards south of a good dirt forest road, about 1/2 mile west of Squirrel Creek, about 1/8 mile north of the railroad, Greenhorn Creek, and Highway 70, about 7 miles (air) southeast of Quincy 1224 Comment
  CAS-BOT-BC116119  Delphinium nuttallianum Mrs. H. C. Cantelow 1940-5-11 s.n. Plumas 1 mile w. of Meadow Valley Inn Comment
  CDA18596  Delphinium nuttallianum G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-24 3259 Plumas Sierra Nevada; 1.4 miles below (southeast of ) Mt. Hough summit on Mt. Hough-Crystal Lake Road. 1950 Comment
  CDA24256  Delphinium nuttallianum T. C. Fuller 1962-6-14 9005 Plumas Southwest corner of Highway 40 Alt. & road to Loyalton, Vinton. 0 Comment
  CAS-BOT-BC192445  Deschampsia cespitosa subsp. cespitosa Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1662 Plumas In area adjacent to Sweetwater Meadow 1127 Comment
  CHSC47614  Deschampsia danthonioides Lowell Ahart 1981-7-21 2974 Plumas Along the edge of the dirt road, on the north side of Cleghorn Bar Road, about 1 1/2 miles west of the Quincy La Porte Road, about 2 miles west of Pilot Peak. 1828 Comment
  POM264539  Deschampsia danthonioides A. A. Beetle 1941-6-28 2767 Plumas west side of Lake Almanor 1829 Comment
  SBBG32411  Deschampsia danthonioides L. S. Rose 1968-6-10 68063 Plumas Quincy 1036 Comment
  CAS-BOT-BC201897  Deschampsia elongata John Thomas Howell 1961-6-21 36685 Plumas Greenville 1097 Comment
  CHSC102064  Deschampsia elongata Lowell Ahart; John Dittes 2009-7-15 16091 Plumas On dry rocky soil, along a small wash, on the south side of Forest Service Road 26N671, northeast of Forest Service Road 26N67, about 2.8 miles (air) southeast of Butt Valley Reservoir Dam. 1702 Comment
  CHSC112083  Deschampsia elongata L. P. Janeway 2014-6-23 11412 Plumas Northern High Sierra Nevada. Plumas National Forest; Secret Diggings Gravel Pit on Illinois Ridge, 2.0 air-km south of La Porte. 1476 Comment
  CHSC79878  Deschampsia elongata G. F. Hrusa; B. Smith 1996-7-15 13222 Plumas Northern California, Sierra Nevada, Plumas National Forest. E side of Sloat Rd. at inter. of Hwy 70 and Sloat Rd. approx. 3 m. E of Spring Garden. [Original lat./long. on label is '39 52 N; 120 44 W']. 1530 Comment
  RSA768847  Deschampsia elongata L. Ahart 2008-9-10 15369 Plumas Bottom of East Branch Creek, on east side of Quincy La Porte Road, about 1.75 air miles south of Little Grass Valley Reservoir, about one mine northeast of La Porte 1594 Comment
  CHSC41380  Descurainia incana Lowell Ahart 1986-7-1 5331 Plumas On a gravel bar along Bunker Hill Creek, at the Bunker Hill Mine, about 11 miles north-east of La Porte. 1889 Comment
  CAS-BOT-BC43034  Descurainia incisa subsp. incisa John Thomas Howell 1962-6-18 37793 Plumas Sierra Nevada. Sierra Valley near Beckwourth. 1487 Comment
  CAS-BOT-BC43036  Descurainia incisa subsp. incisa Thomas H. Kearney 1944-8-14 59 Plumas Near Prattville, Lake Almanor. Comment
  CHSC21103  Dicentra formosa F. T. Griggs; A. Pass 1975-7-1 8 Plumas East of Grizzly Creek. 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
  CHSC98305  Dicentra pauciflora L. P. Janeway 2007-6-3 9006 Plumas Northern High Sierra Nevada. Eastern end of Red Mountain, along the high exposed rocky ridgeline. Weathered reddish serpentine; gravelly flats around rock outcroppings. 1929 Comment
  CAS-BOT-BC254472  Dichanthelium acuminatum subsp. acuminatum Robert J. Weatherby 1950-7-17 1467 Plumas Feather RIver Camp, 4 miles N of Quincy 1066 Comment
  CAS-BOT-BC246542  Dichanthelium acuminatum subsp. fasciculatum Beecher Crampton 1964-8-25 7164 a Plumas Lassen National Park, Drakesbad, 1/8 mile south of guest houses, slope above Hot Springs Creek, edge of warm water from hot springs 1676 Comment
  CAS-BOT-BC502673  Dichelostemma multiflorum Lewis S. Rose 1963-6-5 63130 Plumas 3 mi n of Quincy 1097 Comment
  CHSC41143  Diplacus mephiticus J. D. Jokerst 1984-6-13 2048 Plumas Ca 2 air miles east of Peacock Point, south of Grizzly Cr, along USS road 26N08. 1432 Comment
  CHSC42036  Diplacus mephiticus Lowell Ahart 1986-7-25 5379 a Plumas Along the edge of a side road, north of Cleghorn Bar Road, about 1 and 3/4 miles north-west of Finger Board, about 4 1/4 miles north-west of Pilot Peak. 1828 Comment
  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-BC151256  Diplacus torreyi Mrs. H. C. Cantelow 1938-7-3 s.n. Plumas 4.3 miles north of Almanor Inn Comment
  SD7178  Disporum trachyandrum Mrs. R. M. Austin 1879-1 Plumas Big Meadows. Comment
  CAS-BOT-BC136150  Dodecatheon alpinum L. P. Janeway 1992-5-14 4177 Plumas North side of Big Grizzly Creek at northwest end of Lake Davis - Plumas National Forest, Beckwourth Ranger District 1764 Comment
  CHSC60554  Dodecatheon alpinum L. P. Janeway 1992-5-14 4177 Plumas Plumas National Forest Beckwourth Ranger District Westside Compartment. North side of Big Grizzly Creek at northwest end of Lake Davis. Large grassy/sedgy meadow. 1764 Comment
  SBBG29846  Downingia bacigalupii F. W. Peirson 1926-6-21 6802 Plumas ca. 0.5 mi back from N shore of Lake Almanor Comment
  SBBG33139  Downingia bicornuta K. K. Muller 1965-8-19 1366 Plumas 5 mi NW of Almanor P.O. on St Hwy 89 Comment
  UC108315  Drosera anglica Mrs. R. M. Austin July, 1896 368 Plumas Willow Lake Comment
  CAS-BOT-BC534969  Drymocallis glandulosa var. reflexa David D. Keck 1932-7-3 1637 Plumas Quincy, northern Sierra Nevada, mountain slope south of town 1065 Comment
  JEPS107859  Drymocallis lactea var. austiniae Lowell Ahart, John Dittes 2005-9-20 12458 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
  CHSC58529  Dulichium arundinaceum Vernon H. Oswald; Lowell Ahart, Linnea Hanson, Lawrence Janeway 1992-7-1 5037 Plumas Grass Lake located just W of Lakes Basin Campground, ca. 5 mi (air) SSW of Graeagle via Gold Lake Forest Hwy. (County Rd. 519). 1926 Comment
  JEPS119950  Dysphania botrys Lowell Ahart 2012-9-5 18447 Plumas Road edge, where the County Road crosses the South Fork of the Feather River, about 1 mile (air) southwest of Pilot Peak, about 8 1/24 miles (air) northwest of La Porte. Comment
  CHSC95025  Dysphania pumilio Lowell Ahart 2006-10-23 13473 Plumas On the west side of Slate Creek (there is a large gravel flat caused by the dam), where the road ends, about 50 yards north of the dam across Slate Creek, about 1/8 mile northeast of Scales Road, about 5 1/2 miles (air) northeast of Strawberry Valley. 1281 Comment
  CAS-BOT-BC113709  Eleocharis acicularis Walter Knight; Irja Knight; John Thomas Howell 1966-8-27 1415 Plumas Vernal area SW of Pond Reservoir, Butterfly Botanical Area. 1097 Comment
  JEPS102595  Eleocharis acicularis Lowell Ahart 2001-10-16 9375 Plumas On the north side of a bank and a small stream, on the NW side of Round Valley Reservoir, about 2 1/2 miles SW of Greenville. 1363 Comment
  JEPS102721  Eleocharis acicularis Lowell Ahart 2001-10-8 9322 Plumas Below the high water line of Antelope Lake, at the day camp that is north of Dedication Island, Antelope Lake, about 24 miles (air) NE of Quincy. 1522 Comment
  CAS-BOT-BC113513  Eleocharis bella John Thomas Howell; Gordon H. True; Walter Knight; Irja Knight 1967-7-12 2147 Plumas Pond reservoir. 1127 Comment
  CHSC113864  Eleocharis bella Lowell Ahart 2014-9-9 19855 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
  RSA52942  Eleocharis bella R. Weatherby 1950-7-28 1491 Plumas North edge of Taylorsville. 1098 Comment
  CHSC32854  Eleocharis engelmannii L. Ahart 1980-10-6 2677 Plumas On the floor of a hydraulic mine, ca. 1 mi s of La Porte. 1600 Comment
  CHSC81935  Eleocharis engelmannii L. P. Janeway 2001-7-25 7388 Plumas High Cascade Range. Southwest side of Lake Almanor, about 100 m out; near Hwy 89 2.3 km north-northwest of Almanor West Road. 1372 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
  CAS-BOT-BC113395  Eleocharis engelmannii var. detonsa John Thomas Howell 1926-7-30 2158 Plumas Adjacent to Pond Reservoir. Butterfly Botanical Area. 1371 Comment
  CAS-BOT-BC113386  Eleocharis engelmannii var. detonsa Clarence Roy Quick 1952-9-5 52 -304 Plumas Wet place NW of Almanor Comment
  SD46467  Eleocharis engelmannii var. detonsa Robert J. Weatherby 1950-7-28 1490 Plumas Growing in sun in wet soil at marshy edge of road, north edge of Taylorsville. (IPB 10/07) 1067 Comment
  RSA52941  Eleocharis obtusa var. engelmannii R. Weatherby 1950-7-28 1490 Plumas North edge of Taylorsville. 1098 Comment
  JEPS110527  Eleocharis obtusa var. obtusa Lowell Ahart 2006-10-23 13487 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
  UCD20955  Eleocharis palustris E. Bortiri 2002-6-1 WFC 3 Plumas Faggs Pond, South of Bucks Lake, Plumas NF. Plumas Co. Comment
  CHSC78475  Eleocharis suksdorfiana Jim Battagin 2000-6-17 Plumas Butterfly Valley Botanical Area. Between Pond Reservoir and Sweetwater Meadow. 1164 Comment
  CAS-BOT-BC227596  Elymus elymoides John Thomas Howell 1955-7-19 30780 Plumas Beckwourth 1493 Comment
  CHSC112388  Elymus elymoides var. californicus L. P. Janeway 2014-6-23 11411 Plumas Northern High Sierra Nevada. Plumas National Forest; Secret Diggings Gravel Pit on Illinois Ridge, 2.0 air-km south of La Porte. 1476 Comment
  OBI2918  Elymus glaucus Lewis S. Rose 1968-6-10 68089 Plumas Quincy 1036 Comment
  SBBG32359  Elymus glaucus L. S. Rose 1968-6-10 68089 Plumas Quincy 1036 Comment
  UC1146625  Elymus glaucus Freed W. Hoffman 1946-6-9 1810 Plumas Lake Almanor Comment
  CAS-BOT-BC206514  Elymus glaucus subsp. glaucus John Thomas Howell; Walter Knight; Irja Knight 1966-7-28 1652 Plumas In area near Sweetwater Meadow - Butterfly Botanical Area and Vicinity 1127 Comment
  CHSC60171  Elymus glaucus subsp. glaucus L. P. Janeway 1992-7-10 4257 Plumas Plumas National Forest. About 0.5 mi northeast of top of Grizzly Ridge, between Joseph Creek and Oliver Creek. Along temporary logging spur road. 2072 Comment
  OBI22562  Elymus hispidus Lewis S. Rose 1968-6-10 68088 Plumas Quincy 1036 Comment
  POM359953  Elymus multisetus Alice S. Mulford 1944-8-12 s.n. Plumas S.W. side of Mohawk Terrance 1341 Comment
  JEPS121765  Elymus trachycaulus subsp. subsecundus B. Castro and L. P. Janeway 2009-8-29 1800 C Plumas Northern High Sierra Nevada. At eastern end of Red Mountain, 0.13 mi S of the Buckhorn survey monument; 0.2 mi upslope of the jcn of USFS Rd 23N69 and Rd 23N36Y ( to Martin Mine). Comment
  CAS-BOT-BC204407  Elymus trachycaulus subsp. trachycaulus John Thomas Howell 1961-6-21 36695 Plumas Greenville 1097 Comment
  CHSC116545  Elymus trachycaulus subsp. trachycaulus B. Castro; Brian Humphrey 2015-7-10 2098 Plumas Northern High Sierra Nevada. W side of lower Thompson Valley ca 1.2 mi N of the mouth of McReynolds Creek at Red Clover Creek. W side of Thompson Creek, ca 400 ft below edge of open Ponderosa-Jeffrey pine forest. 1674 Comment
  SEINET10524554  Elymus virescens Billy Joe Cox 1969-8-18 Cox 3421 Plumas Roadcut in open pine forest. 2 mi NE of Blairsden. 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
  CHSC97572  Epilobium brachycarpum Lowell Ahart; John Dittes 2007-6-17 14204 Plumas Gravel bar along Red Clover Creek, about 30 yards east of County Road 111 (Beckwourth Genesee Road), about 1/4 mile east of Bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1654 Comment
  JEPS43850  Epilobium brachycarpum W. L. Jepson 1939-8-12 19400 Plumas branch of Last Chance Creek Ferris Creek 1767 Comment
  CAS-BOT-BC171711  Epilobium canum subsp. latifolium Mrs. E. C. Sutliffe 1919-9-1 s.n. Plumas Gold Lake Region Comment
  JEPS118389  Epilobium canum subsp. latifolium Lowell Ahart 2011-9-17 17674 Plumas On the south side of the paved road, about 50 yards south of an unnamed stream that flows east into Little Grass Valley Reservoir and opposite the Black Rock, about 1/8 mile west of Little Grass Valley Reservoir 1595 Comment
  UC874258  Epilobium canum subsp. latifolium Lewis S. Rose 1932-9-6 32630 Plumas meadow Wade Lake 1981 Comment
  SEINET12425311  Epilobium ciliatum M. Foster 1988-7-10 s.n. Plumas Grizzly Valley Quad. Inside a USFS cattle exclosure just N of Big Grizzly Creek, 1.4 mi S of Walker Mind Rd., 1. mi W of Lake Davis, 12 mi NW of Portola 1792 Comment
  CHSC43403  Epilobium ciliatum subsp. ciliatum Lowell Ahart 1977-7-26 1495 Plumas Along the dirt road to Bunker Hill Creek, east of Bunker Hill Creek, about 1/2 mile north of the Bunker Hill Mine, about 10 miles north-east of La Porte. 1828 Comment
  CHSC81133  Epilobium ciliatum subsp. ciliatum Lowell Ahart 2001-8-29 9242 Plumas On the bottom of Little Last Chance Creek, on the strand of Frenchman Lake. 1700 Comment
  CHSC63463  Epilobium ciliatum subsp. glandulosum Lowell Ahart 1994-7-28 7535 Plumas On the sides of a small stream, north-east of Frenchman Hill, south-west of Bucks Lake. 1706 Comment
  CHSC91905  Epilobium glaberrimum subsp. glaberrimum Lowell Ahart; Josephine Guardino 2005-8-9 12292 Plumas On the bottom of Fant Creek, about 150 yards northwest of the cabin (destroyed) and corral, north of Forest Road 27N09, about 6 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1597 Comment
  JEPS106078  Epilobium glaberrimum subsp. glaberrimum Lowell Ahart 2004-7-27 11316 Plumas Along Hopkins Creek, about 200 yards north of the fork of Hopkins Creek and the East Branch of Hopkins Creek, about 3/4 mile south of Turkeytown, about 1 mile (air) southwest of Blue Nose Mountain, about 10 miles (air) northeast of La Porte 1645 Comment
  RSA516782  Epilobium glaberrimum subsp. glaberrimum Walter Knight, I. Knight, John Thomas Howell, Gordon True 1967-7-10 2159 Plumas Butterfly Valley Botanical Area, Beargrass glade 1128 Comment
  SEINET12193548  Epilobium glandulosum W. Knight, Knight, I. 1983-1 4916 Plumas Lassen Volcanic National Park, along trail between Drakesbad guest ranch and Boiling Springs Lake 1859 Comment
  POM181042  Epilobium hallianum A. A. Heller, P. B. Kennedy 1907-7-9 8785 Plumas Prattville. Comment
  RSA60114  Epilobium hallianum E. K. Balls 1950-9-2 15637 Plumas Nye Meadows, west slope of Mt. Ingalls, north of Grizzly Valley 2256 Comment
  UC1594608  Epilobium luteum Vernon H. Oswald, Lowell Ahart, Loren Gehrung, Linnea Hanson, and Tyleasi Martin 1992-8-20 5172 Plumas Forest Rd 23N10 between junction of 22N19 and Hopkins Creek (ca 2.25 air mi ese of Pilot Pk., ca 9 air mi ne of La Porte) 1706 Comment
  CHSC101861  Epilobium minutum Lowell Ahart; John Dittes, Josephine Guardino 2009-6-15 15895 Plumas About 200 yards northwest of Lake Almanor Dam, in mined over area. 1421 Comment
  CHSC62145  Epipactis gigantea L. P. Janeway 1993-6-30 4406 Plumas Plumas National Forest. Along Hwy 70 in canyon of East Branch North Fork Feather River, 3.8 mi southwest of Hwy 89. 868 Comment
  SEINET6167147  Epipactis gigantea A. A. Heller, P. B. Kennedy 1907-7-16 8871 Plumas Grade between Genessee Valley and Summit Comment
  CAS-BOT-BC56999  Equisetum arvense W. I. Follett 1961-7-14 s.n. Plumas Estray Creek, 1.5 mi. below Spring Garden Comment
  JEPS116125  Equisetum hyemale subsp. affine Lowell Ahart, John Dittes 2009-7-27 16162 Plumas On damp soil, high area in a small pond, headwaters of Grizzly Gulch, 2.1 miles (air) northeast of Butt Valley Reservoir Dam 1479 Comment
  CAS-BOT-BC57391  Equisetum laevigatum David D. Keck 1932-7-3 1701 Plumas Quincy, in the Northern Sierra Nevada 1066 Comment
  CHSC110602  Equisetum laevigatum B. Castro; G. Kuenster 2006-8-4 1593 Plumas Northern High Sierra Nevada.East side of lower Thompson Valley 1 mi N of the mouth of McReynolds Creek at Red Clover Creek. 1669 Comment
  CAS-BOT-BC57393  Equisetum laevigatum David D. Keck 1932-7-3 1675 Plumas Quincy, in the Northern Sierra Nevada, at bridge over Spanish Creek 1066 Comment
  RSA595069  Eremogone cliftonii Clare B. Hardham 1978-4-17 21583 Plumas Between Indian Joe and Caribou. Feather River Canyon. 610 Comment
  SEINET8361345  Eremogone cliftonii A. A. Heller 1915-7-7 12071 Plumas near the summit of Soapstone ridge in the Sierra Nevada; 12 miles west of Bucks. 1676 Comment
  CAS-BOT-BC174215  Eremogone congesta var. congesta Mrs. E. Meiere 1915-7-1 s.n. Plumas Long Lake Comment
  CHSC36923  Eremogone congesta var. congesta M. S. Taylor; M. Foster 1981-6-3 3844 Plumas W side of 24N10, ca. 1/4 mi s of Grizzly Creek crossing 24N10, ca. 8 mi nw of Portola. 1767 Comment
  CAS-BOT-BC174300  Eremogone congesta var. suffrutescens John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1967-7-10 2199 Plumas Mouth of Butterfly Creek. Butterfly Botanical Area and Vicinity 883 Comment
  SEINET14611520  Eriastrum sparsiflorum W. Harnach, N. Harnach 2002-8-8 1119 Plumas Sierra Valley, Beckwourth Pass, on N side of Hwy 70, ca 1.5 miles E of Chilcoot. 1591 Comment
  JEPS121761  Ericameria bloomeri L. P. Janeway 2013-8-28 11197 Plumas Northern High Sierra Nevada. Plumas National Forest; along the main road around the east side of Little Grass Valley Reservoir, across the road into Red Feather Campground. Comment
  JEPS31334  Ericameria bloomeri R. F. Hoover 1940-9-22 4627 Plumas Chester Comment
  SD112579  Ericameria bloomeri Darley F. Howe 1960-9-21 2988 Plumas 10 miles from junction with Highway 89 on road to Susanville 1675 Comment
  UC86504  Ericameria bloomeri Mrs. R. M. Austin 1877-1-1 Plumas Big Meadows Mt. Dyer, Big Meadows Comment
  CAS-BOT-BC294282  Ericameria nauseosa var. speciosa L. P. Janeway 1993-9-28 4605 Plumas Plumas National Forest, Beckwourth Ranger District. Northwest corner of Sierra Valley; ca 3.5 mi east of Portola, ca 1.3 mi west of Beckwourth; ca 0.3 mi south of Middle Fork Feather River 1499 Comment
  CAS-BOT-BC294290  Ericameria nauseosa var. speciosa John Thomas Howell 1974-9-20 50902 Plumas About 2 miles from Spring Garden on road to Quincy 1158 Comment
  CHSC45657  Ericameria nauseosa var. speciosa Vernon Oswald 1983-8-24 1024 Plumas Pacific Crest Trail, ca. 3 mi e of Humboldt Summit n-e of Jonesville. 2072 Comment
  CHSC64068  Ericameria nauseosa var. speciosa L. P. Janeway 1993-9-28 4604 Plumas Plumas National Forest. Northwest corner of Sierra Valley; ca 3.5 mi east of Portola, ca 1.3 mi west of Beckwourth; ca 0.3 mi south of Middle Fork Feather River. 1499 Comment
  UC1119756  Ericameria nauseosa var. speciosa C. G. Albertus 1935-8-29 278 Plumas 2 mi e of Grizzly Peak; Plumas National Forest, Sierraville Quadrangle 1767 Comment
  UC297888  Ericameria nauseosa var. speciosa Milo S. Baker 1926-8-23 296 a-26 Plumas Lu's Camp Comment
  SEINET10474616  Erigeron bloomeri Mary Susan Taylor, M. Foster 1981-6-10 Taylor 3892 Plumas T25N R14E sw sec 20 and se sec, 19, Squaw Valley Peak quad, McReynolds Valley, E side in open bare soils within Sagebrush Scrub, on both sides of 25N78 1.1 mi S of its jct with 28N01 and Squaw Valley, ca. 14 air mi NW of Beckwourth; ca. 5500 ft. 1676 Comment
  CAS-BOT-BC295998  Erigeron divergens John Thomas Howell 1959-9-24 34921 Plumas Indian Creek Canyon nea Indian Falls, Sierra Nevada Comment
  CAS-BOT-BC296012  Erigeron divergens A. A. Heller; P. B. Kennedy 1907-7-16 8870 Plumas Grade between Genessee Valley and Summit Comment
  CHSC110290  Erigeron eatonii var. plantagineus B. Castro; L. P. Janeway 2006-6-3 1571 Plumas Northern High Sierra Nevada. West side of lower Thompson Valley, 1.1 mi N of the mouth of McReynolds Creek at Red Clover Creek. 1674 Comment
  UC579405  Erigeron eatonii var. plantagineus E. Sawyer 1935-6-27 192 A Plumas 1.6 mi ene Grizzly Peak; Plumas National Forest, Downieville Quadrangle 1767 Comment
  RSA523584  Erigeron eatonii var. plantagineus Barbara Ertter 1989-7-4 8686 Plumas Coyote Flat W of Lake Almanor, 4.2 mi W of jct of Hwy 89 and Hwy 36. 1524 Comment
  CAS-BOT-BC295221  Erigeron inornatus Mary Strong Clemens 1920-9-1 s.n. Plumas Taylorsville 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
  CHSC76118  Erigeron inornatus var. inornatus G . D. Barbe; J. T. Howell, T. C. Fuller 1981-6-25 3289 Plumas Beckwourth-Greenville Road 0.7 mile south of Arlington Road, east of Taylorsville. 1112 Comment
  RSA0039303  Erigeron inornatus var. inornatus Lowell Ahart 2008-8-14 15198 Plumas 20 yards northeast of the metal gate, east side of Forest Road 22N68, about 50 yards west of the South Fork of the Feather River, about 1/2 mile northeast of Little Grass Valley Reservoir, about 5 miles (air) northeast of La Porte. 1571 Comment
  RSA716878  Erigeron inornatus var. inornatus L. Ahart, John Dittes 2005-9-20 12456 Plumas S side of Forest Road 27N34, about 1 mile NE of Eisenheimer Peak, about 3/4 of a mile S of Wilcox Valley 1985 Comment
  CHSC52513  Erigeron lassenianus var. lassenianus L. P. Janeway 1990-7-6 3774 Plumas Plumas National Forest. About 200 ft east of Paradise Creek and about 1/3 mi south of Little Grizzly Creek. Along edges of dirt road and in old logging landing. 1844 Comment
  CHSC57414  Erigeron lassenianus var. lassenianus L. P. Janeway 1991-6-18 4049 Plumas Plumas National Forest. 3 1/2 mi southwest of Portola, ca 400 ft west of Middle Fork Feather River, south side of Hwy 70. 1463 Comment
  JEPS115221  Erigeron lassenianus var. lassenianus Lowell Ahart, John Dittes, Josephine Guardino 2009-7-22 16129 Plumas On the west side of Forest Service Road 27N92K, east side of Long Valley, about 3.5 miles (air) west-southwest of Greenville, about 5.2 miles (air) southeast of Lake Almanor Dam 1606 Comment
  RSA755448  Erigeron lassenianus var. lassenianus L. Ahart, John Dittes, Josephine Guardino 2009-7-22 16129 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
  UC896053  Erigeron lassenianus var. lassenianus Lewis S. Rose 1939-6-8 39264 Plumas Lake Almanor; s end 1371 Comment
  CHSC117659  Erigeron miser Lowell Ahart 2016-8-30 21333 Plumas On the south side of Onion Valley Creek, about 20 yards east of the La Porte - Quincy Road, Onion Valley, about one mile (air) northwest of Pilot Peak. 1914 Comment
  CDA42424  Erigeron petrophilus var. sierrensis D. G. Kelch 2012-9-19 12 .374 Plumas Route 70 at North Fork of Feather River; 500 m south of turn-off to Pulga. Comment
  CHSC82080  Erigeron petrophilus var. sierrensis L. P. Janeway 2001-8-5 7427 Plumas High Cascade Range. Slopes on east side of Yellow Creek about 8.9 km south of Humbug Valley along Road 26N26. 1305 Comment
  JEPS95010  Erigeron petrophilus var. sierrensis Vernon Oswald and Lowell Ahart 1997-9-18 8878 Plumas 4.25 air mi w of Caribou (on Forest Road 26N25 to Mosquito Creek, 3.6 mi ne of its junction with 26N26 to Humbug Valley); Forest Road 26N25 to Mosquito Creek 1335 Comment
  UC1776703  Erigeron pumilus var. intermedius G. Schoolcraft 2238 Plumas 1554 Comment
  SJSU14479  Erigeron pumilus var. intermedius N. A. Hopkins 1990-8-31 1638 Plumas 11.2 miles NW of Beckwourth 1645 Comment
  CHSC66913  Erigeron reductus var. reductus James D. Jokerst 1992-1-1 3444 Plumas Gold Lake Resort on ridge S of Round Lake. Comment
  UC170923  Erigeron strigosus var. septentrionalis H. M. Hall 1912-7-25 9372 Plumas Middle Fork Feather River Sierra Nevada Mountains 1280 Comment
  CAS-BOT-BC256170  Eriogonum douglasii var. meridionale Clare B. Hardham 1961-6-16 7477 Plumas Diamond Peak, Sierra Nevada Mountains 457 Comment
  NY803687  Eriogonum douglasii var. meridionale J. L. Reveal 2002-6-25 8361 Plumas Squaw Valley at the road junction of Forest Service Roads 28N01 and 28N70 on flat west of highway, 11.9 airmiles NNW of Beckwourth. 1707 Comment
  CAS-BOT-BC256164  Eriogonum douglasii var. meridionale Volney Rattan 1903-1-1 s.n. Plumas Sierra Valley Comment
  CAS-BOT-BC259355  Eriogonum lobbii Lewis S. Rose 1932-9-5 32619 Plumas Jamison Lake 1889 Comment
  CAS-BOT-BC259391  Eriogonum luteolum James L. Reveal 1975-8-24 3976 Plumas Along California Highway 70 in Feather River Canyon, 3 miles east of Gold Bar Comment
  CHSC34731  Eriogonum luteolum var. luteolum M. S. Taylor 1981-7-27 4128 Plumas Ca. 10 ft s of Beckwourth-Genesee Rd, ca. 3/4 mi w of Drum Bridge, ca. 5 air mi e of Genesee. 1188 Comment
  CAS-BOT-BC267333  Eriogonum luteolum var. pedunculatum John Thomas Howell 1974-9-20 50897 Plumas About 2 miles from Spring Garden on road to Quincy, Sierra Nevada 1158 Comment
  UC1776760  Eriogonum marifolium G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13246 Plumas Bull Run Creek off USFS 23N12E. 2100 Comment
  CAS-BOT-BC263306  Eriogonum marifolium var. marifolium Lowell Ahart 1989-7-2 6340 Plumas On the north side and near the summit of Pilot Peak, about 10 miles north-east of La Porte 2255 Comment
  CHSC21200  Eriogonum marifolium var. marifolium F. T. Griggs; A. Pass 1975-7-17 211 Plumas Buck's Lake Forest Service Survey. Comment
  UCD169256  Eriogonum nudum S. L. Welsh; N. D. Atwood 2001-6-14 28140 Plumas Roadcut, ca. 4 miles north of Beckwourth. 1481 Comment
  CAS-BOT-BC264816  Eriogonum nudum var. deductum John Thomas Howell 1973-7-9 49720 Plumas Round Valley, Sierra Nevada 1371 Comment
  CAS-BOT-BC264820  Eriogonum nudum var. deductum John Thomas Howell 1951-6-26 27546 Plumas Feather River Canyon, Sierra Nevada 853 Comment
  CAS-BOT-BC261594  Eriogonum nudum var. nudum Clare B. Hardham 1970-8-8 17701 Plumas Road to Thompson Peak Lookout 2133 Comment
  CHSC65812  Eriogonum nudum var. nudum L. P. Janeway 1993-8-5 4499 Plumas Plumas National Forest La Porte Ranger District McNair Saddle Compartment. Northeast end of Mooreville Ridge; along road 21N16 0.5 mi northeast of Devils Gap. 1623 Comment
  RSA242134  Eriogonum nudum var. nudum James L. Reveal 1971-6-23 2466 Plumas Along California Highway 89, 4 mi. northwest of Greenville and about 4 mi. southeast of Canyondam. 1220 Comment
  SEINET10479793  Eriogonum nudum var. nudum Mary Susan Taylor 1981-7-27 Taylor 4125 A Plumas T25N R12E SE 1/4 & c 10. Babcock Peak. In granite gravel embankment, N side of Beckworth Genesse Rd, ca. 7 air mi E of Genesse. 5400 ft. 1646 Comment
  JEPS56580  Eriogonum ovalifolium J. G. Lemmon Sept. 1878 Plumas Plumas County Comment
  SEINET3405024 Image available Eriogonum spergulinum subsp. reddingianum A. A. Heller, B. B. Kennedy 1907-7-11 8801 Plumas Prattville Comment
  RSA726449  Eriogonum spergulinum var. reddingianum L. Ahart, John Dittes 2007-6-17 14175 Plumas About 1/4 mile southeast of bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1655 Comment
  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
  CHSC53053  Eriogonum strictum var. anserinum L. P. Janeway 1989-6-16 3329 Plumas Plumas National Forest Beckwourth Ranger District. NE-facing slopes of Crocker Mtn overlooking Red Clover Valley. 1828 Comment
  CAS-BOT-BC267491  Eriogonum umbellatum John Thomas Howell 1961-9-23 36863 Plumas Indian Valley (E. side of valley) 1082 Comment
  CHSC21688  Eriogonum umbellatum var. modocense D. Brink; L. Mayer 1975-8-2 Plumas Buck's Lake. Comment
  JEPS127331  Eriogonum umbellatum var. modocense Lowell Ahart 2016-7-9 21084 Plumas Top and on the east side of Table Mountain, about 2 miles (air) northwest of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir Dam. Comment
  CAS-BOT-BC265149  Eriogonum umbellatum var. nevadense A. A. Heller; P. B. Kennedy 1907-7-4 8716 Plumas Ridge east of Red Clover Valley Comment
  CAS-BOT-BC265169  Eriogonum umbellatum var. nevadense M. S. Taylor 1982-8-18 5011 Plumas Summit of Mt. Ingalls, ca. 9 air miles NE of Sloat 2551 Comment
  RSA60125  Eriogonum umbellatum var. nevadense E. K. Balls 1950-9-2 15648 Plumas Mt. Ingalls Lookout, north of Grizzly Valley. 2485 Comment
  CHSC82122  Eriogonum umbellatum var. polyanthum L. P. Janeway 2001-8-5 7420 Plumas High Cascade Range. Top of ridge between Yellow Creek and North Fork Feather River (and Caribou Road). 1445 Comment
  RSA739742  Eriogonum umbellatum var. polyanthum L. P. Janeway 2007-8-13 9186 Plumas Northern High Sierra Nevada above road 24N31 about 0.8 air kim E of Little Schneider Creek. 1402 Comment
  SD8040  Eriogonum umbellatum var. polyanthum Mrs. R. M. Austin 1879-1 Plumas Big Meadows Comment
  UCD101488  Eriogonum umbellatum var. polyanthum John Thomas Howell 1961-9-23 36863 Plumas Indian Valley. 1082 Comment
  SEINET3836816 Image available Eriogonum umbellatum var. stellatum W. L. Jepson 1939-7-31 19311 Plumas Spanish Peak Summit 2148 Comment
  JEPS102415  Eriogonum ursinum Lowell Ahart 2001-7-17 8925 Plumas Outcrops, on the SE side of a logging road, SE of a small branch of Butt Creek, about 2 1/2 miles (air) north of Humboldt Summit. 1828 Comment
  SEINET10479583  Eriogonum ursinum Mary Susan Taylor 1982-8-4 Taylor 4914 Plumas T25N R10E sw sec 23. Greenville SE quad. Along 25N10Y, ca. 1 mi ne of Taylor Rock, ca. 6 air mi ne of Quincy. Dry gravelly soil in Mixed Evergreen Forest. Comment
  CHSC105599  Eriogonum ursinum var. ursinum L. P. Janeway 2010-7-13 10106 Plumas Northern High Sierra Nevada. Plumas National Forest; west edge of top of Goat Mountain, 0.7 km southeast of the southeast side of Little Grass Valley Reservoir. 1721 Comment
  CHSC45372  Eriogonum ursinum var. ursinum Vernon Oswald 1986-7-10 2190 Plumas LaPorte-Quincy Rd. at S. Fork of Feather R. 1965 Comment
  CHSC45478  Eriogonum ursinum var. ursinum Lowell Ahart 1969-9-21 922 Plumas On a dry rocky ridge, east of Mount Etna, near the headwaters of Hopkins Creek, about 12 miles north-east of La Porte. 2133 Comment
  CHSC62127  Eriogonum ursinum var. ursinum L. P. Janeway 1993-7-15 4440 Plumas Plumas National Forest Quincy Ranger District Hallsted Compartment. Steep northwest facing slope overlooking Virgilia (East Branch North Fork Feather River) at the saddle between Bean Creek (tributary of upper Spanish Creek) and Berry Creek (tributary of East Branch North Fork Feather River). 1563 Comment
  SD86305  Eriogonum ursinum var. ursinum James L. Reveal 1971-6-23 2468 Plumas Along California Highway 89, 4 miles northwest of Greenville and about 4 miles southeast of Canyondam Comment
  JEPS109895  Eriophorum gracile Dean W. Taylor 2004-8-15 19242 Plumas Lake Almanor, mouth of Mud Creek at its debouchment into the upper arm of the lake 1377 Comment
  SBBG33885  Eriophyllum lanatum var. croceum L. S. Rose 1969-6-24 69060 Plumas Butterfly Valley, 3 mi W of Keddie 1158 Comment
  CAS-BOT-BC301421  Eriophyllum lanatum var. grandiflorum John Thomas Howell 1951-6-29 27762 Plumas Feather River Canyon 548 Comment
  CAS-BOT-BC308265  Eriophyllum lanatum var. integrifolium M. S. Taylor 1981-7-22 4108 A Plumas N slope of hill, ca. 1/4 mi S of 26N21, 0.5 mi. w of Pine Creek Valley, ca. 7 air mi. n of Spring Garden 2316 Comment
  CHSC80147  Eriophyllum lanatum var. integrifolium L. P. Janeway 1996-6-5 4993 Plumas Northern High Sierra Nevada/Modoc Plateau. Ramelli Ranch; northwest corner of Sierra Valley; 400 ft south of Middle Fork Feather River and 300 ft west of the road to Calpine. 1488 Comment
  CHSC62410  Eryngium alismifolium L. P. Janeway 1993-8-19 4530 Plumas Plumas National Forest, Beckwourth Ranger District. Northwestern corner of Sierra Valley; south of the Middle Fork Feather River ca 1.3 mi west of Beckwourth. 1485 Comment
  CHSC65415  Eryngium alismifolium Vernon Oswald 1984-7-9 1562 Plumas Hwy 89, 3.6 mi s-e of Hwy 36. 1377 Comment
  RSA308821  Eryngium aristulatum var. aristulatum Roxana S. Ferris, Laura Lorraine 1941-8-9 10424 Plumas At Lake Almanor Public Camp (near village) Comment
  CAS-BOT-BC54687  Erysimum capitatum var. capitatum John Thomas Howell 1976-7-16 51882 Plumas Sierra Nevada. Spanish Creek near mouth of Slate Creek. 1066 Comment
  CHSC110265  Erysimum capitatum var. capitatum L. P. Janeway 2012-6-2 10854 Plumas Northern High Sierra Nevada. Plumas National Forest; top of Mt. Ararat, 6.5 km southeast of Bucks Lake. 1833 Comment
  CHSC41416  Erysimum capitatum var. capitatum Lowell Ahart 1986-7-8 5349 Plumas About 1 mile north-west of Pilot Peak, about 14 miles north-east of La Porte. 1981 Comment
  RSA0049641  Erythranthe arvensis Dean Wm. Taylor 2012-6-20 21251 Plumas Lumpkin Ridge, Forest Road 27 about 5 miles North from Camp Eighteen (site) 1417 Comment
  CHSC81628  Erythranthe floribunda Lowell Ahart 2001-10-8 9304 Plumas On the east side of Boulder Creek, below the high water line of Antelope Lake, about 24 mies (air) northeast of Quincy. 1522 Comment
  CHSC21567  Erythranthe lewisii L. M. Mayer; D. E. Brink Jr. 1975-7-22 Plumas Bucks Lake Floristic Survey. Comment
  CAS-BOT-BC153619  Erythranthe moniliformis John Thomas Howell 1976-7-16 51910 Plumas On flood plain of Spanish Creek at mouth of Wapaunsie Creek 1097 Comment
  CAS-BOT-BC505246  Erythronium grandiflorum Elmer I. Applegate 1929-6-21 5802 Plumas Drakesbad, head of Warner Valley, Mt. Lassen National Park Comment
  CHSC39378  Erythronium purpurascens L. Ahart; P. Ahart 1983-8-17 4336 Plumas Near Onion Valley, west of Pilot Peak, near the Quincy-LaPorte Rd, northeast of La Porte. 2000 Comment
  POM147065  Erythronium purpurascens Alice Eastwood 1927-6-15 14534 Plumas On trail to Long Valley, U.S. Forest Reserve Comment
  SEINET10528917  Erythronium purpurascens John G. Lemmon Lemmon 12159 Plumas High valleys, Sierra to Plumas County. Well worthy cultivation. Comment
  CAS-BOT-BC403352  Eschscholzia californica John Thomas Howell 1959-9-24 34918 Plumas Crescent Mills 1066 Comment
  UC1126407  Eschscholzia californica C. W. Hanks 1934-8-10 36 Plumas Sierra Valley Plumas National Forest, Sierraville Quadrangle (ne edge) Comment
  OBI14393  Euphorbia serpillifolia Lewis S. Rose 1966-7-27 66053 Plumas Quincy 1067 Comment
  CAS-BOT-BC310543  Eurybia integrifolia Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region Comment
  CHSC102109  Eurybia integrifolia Lowell Ahart; John Dittes, Josephine Guardino 2009-7-29 16211 Plumas On dry rocky soil, drainage from a snow lake, on the south side of Forest Road 26N67F3, 1.2 miles (air) northeast of Rush Creek Hill, 2.6 miles (air) east-southeast of Caribou Powerhouse. 1677 Comment
  CHSC52723  Eurybia integrifolia L. P. Janeway 1990-8-3 3823 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
  CHSC65619  Eurybia integrifolia L. P. Janeway 1995-10-11 4942 Plumas Lakes Basin. 0.3 mi north-northeast of Lakes Basin Campground; on east side of Gold Lake Hwy opposite the entrance to the campground. 1923 Comment
  UC1192258  Euthamia occidentalis Malcolm A. Nobs, S. Galen Smith 1949-8-19 1455 Plumas se side Portola Comment
  OBI21884  Festuca microstachys Lewis S. Rose 1963-6-3 63083 Plumas Butterfly Valey, 2 mi SW of Keddie 1189 Comment
  POM112017  Festuca rubra Marcus E. Jones 1897-7-3 s.n. Plumas Prattville. 1372 Comment
  CAS-BOT-BC279027  Festuca rubra John Thomas Howell 1960-7-23 35933 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  CHSC88188  Festuca subulata Lowell Ahart 2004-7-27 11315 Plumas Along Hopkins Creek, about 200 yards north of the fork of Hopkins Creek and the East Branch of Hopkins Creek, about 3/4 mile south of Turkeytown, about 1 mile (air) southwest of Blue Nose Mountain, about 10 miles (air) northeast of La Porte. 1645 Comment
  JEPS102456  Festuca subulata Lowell Ahart 2001-7-19 8950 Plumas On the sides of Hopkins Creek, about 100 yards SW of the East Branch of Hopkins Creek, about 1/2 mile (air) south of Turkey Town, about 2 1/2 miles (air) SE of Pilot Peak. 1828 Comment
  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
  CHSC98707  Frangula purshiana subsp. annonifolia L. P. Janeway 2007-8-13 9190 Plumas Northern High Sierra Nevada. At Road 23N20 crossing of Little Schneider Creek. 1308 Comment
  CAS-BOT-BC59576  Frangula rubra subsp. rubra Walter Knight; Irja Knight; Gordon True; John Thomas Howell 1969-6-24 2441 Plumas Along roadside of hwy 70 near mouth of Butterfly Creek 883 Comment
  UCR122350  Frasera albicaulis George K. Helmkamp, E. A. Helmkamp 2001-7-6 6854 Plumas Sierra Nevada Mountains, Calif. Hwy 89, ESE of Lake Almanor at Crescent Mills 976 Comment
  SEINET8584497  Frasera albicaulis var. nitida A. A. Heller, P. B. Kennedy 1907-7-12 8820 Plumas Grade between Greenville and Prattville. Comment
  CHSC60507  Fritillaria atropurpurea L. P. Janeway 1992-5-14 4180 Plumas North side of Dotta Neck in Dotta Canyon along road on northeast side of the canyon. Plumas National Forest Beckwourth Ranger District Dotta Compartment. 1709 Comment
  CAS-BOT-BC505279  Fritillaria atropurpurea Lowell Ahart 1976-6-18 s. n. Plumas At the Bunker Hill Mine 1828 Comment
  RSA52952  Fritillaria atropurpurea R. Weatherby 1950-5-31 1436 Plumas West shore of Lake Almanor 1418 Comment
  JEPS61943  Fritillaria pudica Dr. Minor Apr. 1913 Plumas Mohawk Valley Comment
  SEINET10528537  Fritillaria pudica John G. Lemmon Lemmon s.n. Plumas Sierra Valley. Comment
  CAS-BOT-BC504450  Fritillaria recurva Mary Strong Clemens 1920-5-21 s.n. Plumas Greenville Comment
  JEPS61950  Fritillaria recurva Fred S. Baker 1937-5-25 Plumas above and w of Meadow Valley (Schneider Creek near camp); Schneider Creek Comment
  RSA59100  Fritillaria recurva E. K. Balls 1950-8-30 15504 Plumas Trail to Bucks Creek from Tobins Resort, North Fork Feather River. 610 Comment
  CDA14737  Galium bifolium G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-24 3270 Plumas below Mount Hough summit 1.3 miles on road to junction with China Grade. 2042 Comment
  POM147082  Galium bifolium Alice Eastwood 1927-06 14635 Plumas Long Valley. United States Forest Reserve. Comment
  SEINET10869768  Galium bifolium Mary Susan Taylor 1982-5-17 Taylor 4457 Plumas T22N R14E ne/nw sec 8. Portola quad. Rocky Sagebrush Scrub with seep, s side of rd 22N54, 1 air mi n of Beckwourth Peak, ca. 2 mi se of Portola. 6000 ft. 1829 Comment
  CAS-BOT-BC124075  Galium bolanderi Mrs. R. M. Austin 1878-1-1 s.n. Plumas Big Meadows Comment
  CHSC21530  Galium bolanderi D. Brink; L. Mayer 1975-7-12 Plumas Buck's Lake Forest Service Survey. Comment
  SBBG18756  Galium grayanum C. B. Hardham 1961-6-16 7439 Plumas Diamond Peak [Diamond Mountain] 2255 Comment
  UC1562587  Galium grayanum Barbara Ertter with Gary Schoolcraft 1989-7-3 8641 Plumas ca 1/2 mi below Red Rock lookout (ca 8 air mi s of Susanville) 2133 Comment
  CHSC63471  Galium grayanum var. grayanum Lowell Ahart 1994-7-20 7478 Plumas North of the Pacific Crest Trail, on the north side of Bunker Hill Ridge, about 1/2 mile north-west of Mount Etna. 1981 Comment
  JEPS6515  Galium mexicanum var. asperulum R. H. Platt 1891-1 Plumas <illegible> Sierras Comment
  SEINET10500743  Galium sparsiflorum subsp. glabrius Mary Susan Taylor 1981-9-10 Taylor 4272 Plumas California: T26N R9E n 1/2 sec 30. Almanor SE quad. Head of Bullfrog Ravine. Plumas County. 5700 ft. 1737 Comment
  CHSC40369  Galium trifidum var. pacificum Lowell Ahart 1985-7-3 5104 Plumas Where the South Fork of the Feather River flows into the lake, about 4 1/4 miles north-east of La Porte. 1584 Comment
  CHSC47482  Galium trifidum var. pacificum Lowell Ahart 1980-10-6 2664 Plumas On the south shore of the lake about 1/2 mile west of Fowler Peak, about 2 air miles north of Little Grass Valley Reservoir. Comment
  CHSC81154  Galium trifidum var. pusillum Lowell Ahart 2001-8-28 9205 Plumas Strand of Lake Almanor, west of the intersection of the dirt road to Last Chance Marsh and the poor dirt road that goes south along Lake Almanor to the causeway of Highway 36, about 3/4 mile northeast of Chester. 1371 Comment
  CHSC35262  Galium triflorum M. S. Taylor 1981-7-29 4150 Plumas Along creek crossing 25N42-Glournoy Grade, 0.2 mi N of North Branch of Ward Creek, ca. 5 air mi SE of Genesee. 1828 Comment
  SJSU11541  Galium triflorum H. L. Buckalew 1964-7-25 Plumas Bucks L 1584 Comment
  CAS-BOT-BC169866  Garrya fremontii Mrs. E. C. Sutliffe 1919-8-1 s.n. Plumas Gold Lake Region Comment
  UC192034  Garrya fremontii Mrs. R. M. Austin Apr 1877 Plumas Comment
  UCD121130  Garrya fremontii John Thomas Howell 1959-9-26 35043 Plumas Near Keddie. 1005 Comment
  SEINET5765234  Garrya fremontii H. N. Mozingo 1979-4-24 79 -35 Plumas 2.4 miles E. of Quincy, along Rte. 89. 1067 Comment
  CHSC110613  Gayophytum diffusum subsp. parviflorum B. Castro; G. Kuenster 2006-8-4 1587 Plumas Northern High Sierra Nevada. West side of lower Thompson Valley 1.1 mi N of the mouth of McReynolds Creek at Red Clover Creek. 1674 Comment
  CHSC62474  Gayophytum diffusum subsp. parviflorum L. P. Janeway 1993-8-26 4542 Plumas Plumas National Forest, Beckwourth Ranger District. Northwest corner of Sierra Valley; ca 300 m south of Middle Fork Feather River and ca 300 m west of Beckwourth-Calpine Road; ca 0.6 mi west of Beckwourth and 4 mi east of Portola. 1487 Comment
  RSA754383  Gayophytum diffusum subsp. parviflorum L. Ahart, John Dittes 2009-9-7 16386 Plumas Below the high water line of Lake Almanor, about 2000 feet NW of lake Almanor Dam. 1591 Comment
  SDSU8778  Gayophytum diffusum subsp. parviflorum R. M. Beauchamp 1965-7-17 Plumas Growing in area beside Feather River 1/2 mile north of Chester, Calif. Comment
  POM249896  Gayophytum diffusum subsp. parviflorum Joseph A. Ewan 1934-7-18 8576 -a Plumas Camp Caldwell at Dentens, Mohawk Valley 1616 Comment
  RSA666399  Gayophytum diffusum subsp. parviflorum Barbara Ertter 1988-7-25 7848 Plumas Diamond Mts, 12 air miles SSW of Susanville, Snoring Springs, 1/2 mile N of Diamond Mt Greenville Red Rock jct 1982 Comment
  RSA59353  Gayophytum heterozygum E. K. Balls 1950-9-2 15622 Plumas 2.5 miles towards Mt. Ingalls Lookout after turn off from Ramelli to Walker Mine. 1951 Comment
  CHSC101847  Gayophytum humile Lowell Ahart; John Dittes, Josephine Guardino 2009-6-14 15877 Plumas About 1600 feet southwest of Lake Almanor Dam. 1386 Comment
  CHSC62151  Gayophytum humile L. P. Janeway 1993-7-21 4467 A Plumas Plumas National Forest. Southwest side of Red Clover Valley, 0.9 mi southeast of Clover Valley Ranch; 200 ft south of the Beckwourth-Genesee Road along logging spur 24N66X. Along edge of dirt road. 1685 Comment
  POM184782  Gayophytum humile Merle Randall 1930-6-26 s.n. Plumas Falls, Hawley Grade [no county specified on label] Comment
  RSA101449  Gayophytum humile R. Weatherby 1955-7-2 1589 Plumas Wilcox Valley. 1768 Comment
  JEPS102352  Gayophytum racemosum Lowell Ahart 2001-9-18 9291 Plumas Lake Davis, strand, near Cow Creek 1761 Comment
  CHSC54477  Gentiana newberryi var. tiogana Vernon H. Oswald; Lowell Ahart 1991-7-30 4782 Plumas Humbug Rd at Grizzly Creek, 5.2 miles (odometer) northeast of Humbug Summit (between Humbug Summit and Humbug Valley). 1777 Comment
  JEPS102830  Gentiana newberryi var. tiogana Lowell Ahart 2001-10-16 9390 Plumas South of the Darlingtonia Bog and east of the dirt road, Butterfly Valley, about 5 miles (air) NW of Quincy. 1112 Comment
  JEPS95337  Geum macrophyllum Lowell Ahart 1994-6-17 7352 Plumas E side of Sly Creek, 1 mi N of Schwartz Meadow, 1 mi E of Sly Creek Reservoir 1097 Comment
  CAS-BOT-BC459556  Geum macrophyllum David D. Keck 1932-7-3 1697 Plumas Quincy, south of town; Northern Sierra Nevada 1066 Comment
  POM186835  Geum macrophyllum D. D. Keck 1932-7-3 1697 Plumas Quicy, along Spanish Creek, in the Northern Sierra Nevada. Comment
  CAS-BOT-BC293727  Gilia Mona Bourell; Bob Patterson 1982-5-15 1735 Plumas Beckworth 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
  SDSU3088  Gilia leptalea subsp. bicolor R. M. Beauchamp 1965-7-17 Plumas Growing along Feather River at Chester, California. Comment
  CAS-BOT-BC283873  Glyceria borealis Walter Knight; Irja Knight; John Thomas Howell 1966-7-27 1396 Plumas Butterfly Botanical Area and Vicinity. On E side of marsh 1097 Comment
  CAS-BOT-BC283878  Glyceria borealis John Thomas Howell 1973-7-9 49725 Plumas At outlet of Round Valley Reservoir 1371 Comment
  CAS-BOT-BC283880  Glyceria borealis John Thomas Howell 1976-7-15 51843 Plumas Snake Lake, about 4 miles NW of Quincy 1219 Comment
  UCD66750  Glyceria borealis John Thomas Howell 1961-9-25 36953 Plumas Feather River bed, Portola. 1478 Comment
  CAS-BOT-BC282706  Glyceria elata John Thomas Howell 1951-6-28 27647 Plumas Johnsville, Sierra Nevada 1584 Comment
  CAS-BOT-BC307374  Gnaphalium palustre John Thomas Howell 1962-6-17 37661 Plumas Butterfly Valley, Sierra Nevada 1036 Comment
  CAS-BOT-BC307385  Gnaphalium palustre Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1455 Plumas In bed of Spanish Creek near confluence of Butterfly Creek, Butterfly Botanical Area and Vicinity 883 Comment
  CAS-BOT-BC307396  Gnaphalium palustre Mrs. E. C. Sutliffe 1921-10-1 s.n. Plumas Gold Lake Region Comment
  CDA19266  Gnaphalium palustre G. D. Barbe, T. C. Fuller 1982-6-17 3844 Plumas Plumas National Forest; East shore Frenchman Lake at the parking lot; Crystal Fishing Access. 1706 Comment
  CHSC113611  Gnaphalium palustre Lowell Ahart 2014-8-26 19771 Plumas On the south side of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. 1533 Comment
  CHSC65327  Gnaphalium palustre Lowell Ahart 1995-10-1 7643 Plumas On the bottom of the drying pond, Onion Valley, east of Quincy La Porte Road, about 1 mile north-west of Pilot Peak. 1828 Comment
  JEPS102560  Gnaphalium palustre Lowell Ahart 2001-10-16 9369 Plumas On the north side of a small stream, and on the NW side of Round Valley Reservoir, about 2 1/2 miles SW of Greenville. 1363 Comment
  RSA60241  Gnaphalium palustre E. K. Balls 1950-9-2 15633 Plumas Nye Meadows, west slope of Mt. Ingalls, north of Grizzly Valley 2256 Comment
  UC485800  Gnaphalium palustre H. F. Copeland 1932-8-24 Plumas Drakesbad 1828 Comment
  JEPS33988  Gnaphalium palustre W. L. Jepson 1918-8-2 7779 Plumas Bedswith Pass Comment
  CHSC33883  Goodyera oblongifolia M. S. Taylor 1981-7-21 4080 Plumas NE corner of jct 25N42 and 401, e and above Squirrel Creek, ca. 3 air mi n of Spring Garden. 1371 Comment
  CHSC92170  Gratiola ebracteata Lowell Ahart; John Dittes 2005-9-19 12392 Plumas Below the high water line of Taylor Lake, on the northeast side of Taylor Lake, about 6 miles (air) southwest of Antelope Lake. 2076 Comment
  JEPS107732  Gratiola ebracteata Lowell Ahart, John Dittes 2005-9-19 12392 Plumas Below the high water line of Taylor Lake, on the northeast side of Taylor Lake, about 6 miles (air) southwest of Antelope Lake 2076 Comment
  UC1191883  Gratiola neglecta Malcolm A. Nobs and S. Galen Smith 1949-8-18 1351 Plumas s end Lake Almanor; s end of Lake Almanor Comment
  UCD123721  Gratiola neglecta Malcolm A. Nobs; S. Galen Smith 1949-8-18 1351 Plumas South end of Lake Almanor. Comment
  SEINET10474257  Grindelia nana Mary Susan Taylor 1981-8-5 Taylor 4170 Plumas 1069 Comment
  CAS-BOT-BC304683  Grindelia squarrosa John Thomas Howell 1974-9-20 50907 Plumas Chilcoot 1554 Comment
  CHSC87127  Hackelia californica L. P. Janeway 2001-6-15 7182 Plumas High Cascade Range. East side of Humbug Road about 2.7 km southwest of shore of Lake Almanor, 4.0 mi west of Prattville. 1399 Comment
  CHSC75471  Hackelia nervosa G. F. Hrusa; T. D. Wilfred 1997-6-26 13923 Plumas Sierra Nevada. About Brady's Camp. Pine Creek Valley, +/- 1/2 mi. NE Argentine Rock. 2125 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
  CHSC44261  Hastingsia alba Vernon Oswald 1988-7-19 3593 Plumas Willow Lake located se of Drakesbad just s of the boundary of Lassen Volcanic National Park. 1676 Comment
  CHSC34300  Hazardia whitneyi J. D. Jokerst; R. A. Schlising 1981-8-1 1451 B Plumas Ca 0.5 mi NE of summit Humboldt Peak at saddle along ridge between the former and Eagle Rock. Comment
  CAS-BOT-BC307519  Hazardia whitneyi var. whitneyi H. F. Copeland 1920-8-24 220 Plumas Near the big summit divide between Butte, Tehama, Plumas Co. Comment
  CHSC62340  Hazardia whitneyi var. whitneyi B. Castro 1989-8-21 408 Plumas Ca 8 air mi S of Bucks Lake, ca 1 mi N of Hunter's Ravine, along edges of USFS Rd 23N70. 1554 Comment
  CHSC99988  Hazardia whitneyi var. whitneyi L. P. Janeway; Heather Koeth 2008-9-9 9589 Plumas Northern High Sierra Nevada. 1.5 km northeast of the northern end of The Hogback; 1.1 km south-southwest of the confluence of Nelson Creek at Middle Fork Feather River; along Road 23N95Y, 180 km southwest of Quincy-La Porte Road (at its hairpin turn at Turn Table). 1490 Comment
  SEINET11196743 Image available Helenium bigelovii M. Williams 1966-7-11 s.n. Plumas Near Jamison Creek above Johnsville 1676 Comment
  CAS-BOT-BC305309  Helianthella C. R. Quick 1950-6-18 50 -20 Plumas 5.4 miles W of Almanor Inn, on S shore of Lake Almanor Comment
  CAS-BOT-BC314789  Helianthella californica var. nevadensis Anna Head 1921-7-30 s.n. Plumas Lake Center Camp, Feather River Region Comment
  CAS-BOT-BC314793  Helianthella californica var. nevadensis Alice Eastwood 1927-6-13 14555 Plumas Forest Lodge, Greenville, United States Forest Reserve Comment
  CAS-BOT-BC314798  Helianthella californica var. nevadensis Mrs. A. L. Coombs 1906-1-1 s.n. Plumas Prattville Comment
  UCD107441  Helianthella californica var. nevadensis Tim Kuhn 2006-7-9 18 Plumas Southwest of Lake Davis. Comment
  CAS-BOT-BC305539  Helianthus bolanderi A. R. Kruckeberg 1954-8-4 3699 Plumas Highway 89, w. shore of Lake Almanor 1676 Comment
  UCR123675  Helianthus bolanderi George K. Helmkamp, Elizabeth Helmkamp 2001-7-7 6867 Plumas Sierra Nevada Mountains, Calif. Hwy 89, 2.3 miles SSE of its junction with Calif. Hwy 36, Lake Almanor Region 1357 Comment
  CAS-BOT-BC315018  Hemizonella minima A. A. Heller; P. B. Kennedy 1907-7-3 8697 Plumas Hills above Red Clover Valley Comment
  UC2016526  Hemizonella minima Richard Olmstead 1984-6-26 576 Plumas Roadside ca. 2 miles north of Engels Mine on Lights Creek Road. Comment
  CDA18684  Hesperis matronalis G. D. Barbe, T. C. Fuller 1982-6-15 3686 Plumas Sierra Nevada; Chevron Station at west end of Quincy, Hwy 70 and Lawrence Street. 1036 Comment
  SBBG47336  Hesperis matronalis J. T. Howell 1963-6-3 Plumas Quincy 1036 Comment
  CAS-BOT-BC55286  Hesperis matronalis John Thomas Howell; Gordon H. True 1967-6-11 42568 A Plumas Sierra Nevada. Meadow at Quincy. 1036 Comment
  JEPS21101  Hesperochiron californicus E. Sawyer 1935-5-21 18 Plumas 2 mi. e. Beckwith Butte; Sierraville Quad. Comment
  UC726884  Hesperochiron californicus A. A. Heller 1942-5-8 16465 Plumas meadow w. Plumas 1524 Comment
  CHSC55711  Hesperochiron pumilus Steven Triano 1988-4-17 73 Plumas Ca 40 ft s of Hwy. 89 and 0.7 mi w of Almanor. 1386 Comment
  RSA114443  Hesperochiron pumilus E. K. Balls, Lee W. Lenz 1955-5-14 20718 Plumas 8.6 mi N of Canyon dam, on road from Greenville to Lake Almanor. 1402 Comment
  UCD19159  Hesperolinon micranthum June McCaskill 1956-1 418 Plumas Lake Almanor region? Comment
  UC1133103  Hesperostipa comata subsp. intermedia E. Sawyer 1935-6-10 95 Plumas 4 1/2 mi wsw Summit; Sierraville Quadrangle Comment
  SEINET10972524  Heterocodon rariflorum Edward K. Balls 1950-9-15 Balls 15829 Plumas 6 MI NW OF CHESTER, N FORK FEATHER R. 4600 Comment
  CAS-BOT-BC312286  Heterotheca villosa var. minor Lewis S. Rose 1934-7-23 34419 Plumas Chilcoot Sierra Valley 1522 Comment
  SJSU13942  Heterotheca villosa var. minor N. A. Hopkins 1986-6-30 1349 Plumas by Johnsville-LaPorte Rd near SW boundary of Eureka State Park Comment
  SD8409  Heuchera Mrs. R. M. Austin Aug 1882 Plumas Plumas County Comment
  SBBG34029  Heuchera micrantha L. S. Rose 1969-6-23 Plumas La Porte Rd, 10 mi SW of Quincy 1249 Comment
  CHSC11096  Heuchera micrantha var. pacifica Lowell Ahart 1968-6-29 Plumas Near La Porte. 1371 Comment
  SEINET3161039  Heuchera rubescens E. K. Balls 1950-9-1 15593 Plumas above trail going S around lake, E of Long Lake. Southern Pluma Co. 2134 Comment
  CAS-BOT-BC319612  Hieracium albiflorum W. R. Ernst 1957-8-9 205 Plumas Near Devils Kitchen, Mt. Lassen National Volcanic Park Comment
  RSA0016766  Hippuris vulgaris Carl B. Wolf 1937-9-5 9293 Plumas Northern Sierra Nevada; Red Bluff-Susanville Road, 0.25 mile E of Chester. 1305 Comment
  CAS-BOT-BC150017  Holodiscus discolor var. discolor John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1967-7-10 2179 Plumas Mouth of Butterfly Creek 883 Comment
  JEPS126593  Holodiscus discolor var. discolor Lowell Ahart 2016-6-29 21067 Plumas Top and southeast of Table Mountain, about 2 miles (air) northwest of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir Dam. Comment
  HSC10147  Hordeum brachyantherum L. S. Rose 1968-6-10 68084 Plumas Quincy Meadow 1037 Comment
  CAS-BOT-BC284650  Hordeum brachyantherum subsp. brachyantherum John Thomas Howell 1961-6-21 36694 Plumas Greenville 1097 Comment
  CHSC35941  Hordeum brachyantherum subsp. brachyantherum M. S. Taylor 1982-6-28 4768 Plumas Drainage on n side of Feather River, ca. 1/4 mi w of Calpine Rd (109), Ramelli Ranch, ca. 1 mi w of Beckwourth. 1487 Comment
  CHSC65392  Hordeum brachyantherum subsp. brachyantherum Lowell Ahart 1995-9-13 7622 Plumas On the north side of Onion Valley, east of Quincy La Porte Road, about 1 mile north-west of Pilot Peak. 1828 Comment
  CAS-BOT-BC284729  Hordeum jubatum John Thomas Howell 1961-9-25 36935 Plumas Feather River bed, Portola 1478 Comment
  CDA12147  Horkelia fusca subsp. parviflora G. F. Hrusa, J. Dinsdale 1989-6-27 7220 Plumas Sierra Nevada; North shore of Bucks Lake. Comment
  CDA34647  Horkelia fusca subsp. parviflora L. Ahart, John Dittes, Josephine Guardino 2009-7-22 16145 Plumas On the west side of Forest Service Road 27N92K, east side of Long Valley, about 3.5 miles (air) west-southwest of Greenville, about 5.2 miles (air) southeast of Lake Almanor Dam. Comment
  UC185647  Horkelia fusca subsp. tenella Mrs. R. M. Austin Aug 1896 388 Plumas Warner Valley Comment
  CAS-BOT-BC143990  Horkelia fusca var. tenella Alice Eastwood 1927-6-17 14642 Plumas Long Valley, United States Forest Reserve Comment
  RSA77983  Horkelia tridentata Verne Grant, Alva Grant 1948-6-13 8581 Plumas Lava Cap, 1 mile from Cascade on Oroville road. 1372 Comment
  UC1583945  Horkelia tridentata subsp. flavescens School/Ertter 1990-5-14 2042 Plumas About 1/2 mile east of Cherokee Mine west of Crescent Mills. 1432 Comment
  SEINET6767977  Horkelia tridentata subsp. flavescens E. Brooks 1927-5-9 s.n. Plumas Sierra Nevada; 80 miles N of Reno. Comment
  SEINET6768050  Horkelia tridentata subsp. flavescens P. A. Lehenbauer 1934-5-25 s.n. Plumas Sierra Nevada; 15 miles W of Portola. Comment
  CAS-BOT-BC538233  Horkelia tridentata var. flavescens unknown 1915-4-7 s.n. Plumas Plumas National Forest Comment
  CAS-BOT-BC538238  Horkelia tridentata var. flavescens Elmer I. Applegate 1934-5-3 8899 Plumas Near and south of Mohawk Comment
  CAS-BOT-BC201085  Hosackia crassifolia Alice Eastwood 1927-6-17 14658 Plumas Long Valley, United States Forest Reserve Comment
  CHSC101850  Hosackia nevadensis Lowell Ahart; John Dittes, Josephine Guardino 2009-6-14 15881 Plumas About 300 yards north of Lake Almanor Dam, about 300 yards southwest of Boat Ramp, below the high water line. 1374 Comment
  CHSC21295  Hosackia oblongifolia F. T. Griggs; A. Pass 1975-7-29 254 Plumas Buck's Lake. Comment
  UCD106130  Hosackia oblongifolia G. F. Hrusa 1989-6-26 7211 Plumas Along SW margin of Bucks Lake. 2133 Comment
  CHSC33817  Hydrophyllum capitatum var. alpinum M. S. Taylor; M. Foster 1981-6-3 3838 Plumas N side of 24N61m ca, 1.5 mi s of Little Summit Lake, ca. 10 mi nw of Portola. 2103 Comment
  CHSC21029  Hypericum anagalloides F. T. Griggs; A. Pass 1975-7-10 136 Plumas Buck's Lake Forest Service Survey. Comment
  CAS-BOT-BC400943  Hypericum anagalloides Anna Head 1921-7-30 s.n. Plumas Feather River Region Comment
  CHSC65498  Hypericum formosum var. scouleri L. P. Janeway 1995-9-18 4929 Plumas 0.8 mi southeast of the southern tip of Crocker Mountain; at spring along Road 24N06 about halfway between Crocker Meadow and Big Grizzly Creek. 1865 Comment
  CAS-BOT-BC401207  Hypericum perforatum John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1967-7-10 2218 Plumas Butterfly Botanical Area and Vicinity. Mouth of Butterfly Creek 883 Comment
  NY541338  Hypericum scouleri Mrs. Ames 1876-1 s.n. Plumas Comment
  CAS-BOT-BC401442  Hypericum scouleri W. W. Wagner 1919-7-2 306 Plumas Taylor Creek 1219 Comment
  UC1123698  Ipomopsis aggregata G. T. Nordstrom 1934-8-8 251 Plumas n Sierra Valley Foothills Sierra quad 1554 Comment
  JEPS812  Ipomopsis aggregata Herbert L. Mason 1924-6-15 1035 Plumas Blairsden Feather River (near the junction of Graeagle creek and the Feather River) Comment
  CHSC53144  Ipomopsis aggregata subsp. formosissima L. P. Janeway 1989-6-23 3391 Plumas Plumas National Forest. Upper slopes of ridge overlooking Crocker Cr from the east. 1767 Comment
  CHSC73972  Ipomopsis aggregata subsp. formosissima B. Castro; L. Gehrung 1998-9-24 843 Plumas Ca 3 air mi W of Pilot Peak, on spine of W-trending ridge, S of USFS Rd 22N60 ca 50 ft N of the Pacific Crest Trail. 1816 Comment
  HSC101676  Iris hartwegii Dillon North Davis 2013-6-6 41 Plumas 9.7 miles south on FS Road 25N17 from intersection with Highway 70. 1576 Comment
  JEPS17361  Iris hartwegii W. L. Jepson 1910-6-16 4144 Plumas Quincy 1066 Comment
  CAS-BOT-BC135738  Iris hartwegii L. W. Lenz; E. K. Balls 1955-5-14 20710 Plumas 3.1 mi. N. of Greenville on rd. to Lake Almanor, Hwy. 89 1158 Comment
  UC1584009  Iris hartwegii subsp. hartwegii G. Schoolcraft 1990-5-9 2020 Plumas about 1 mi w Crescent Mills 1463 Comment
  RSA136506  Iris hartwegii subsp. pinetorum Lee W. Lenz, E. K. Balls 1956-6-19 21839 Plumas 1.2 miles east along State Highway 89 after leaving Lake Almanor 1418 Comment
  SEINET8756767  Iris missouriensis W. Harnach, N. Harnach 1989-5-12 077 Plumas Sierra Valley 1/4 mile west of steel bridge (Marble lane) 1489 Comment
  RSA135900  Iris tenuissima subsp. purdyiformis Lee W. Lenz 1954-5-8 19134 Plumas Camp Rogers [Rodgers] 762 Comment
  CHSC92169  Isoetes howellii Lowell Ahart; John Dittes 2005-9-19 12372 Plumas In Taylor Lake, on the east side of Taylor Lake, about 6 miles (air) southwest of Antelope Lake. 2076 Comment
  CAS-BOT-BC324817  Iva axillaris John Thomas Howell 1959-9-24 34972 Plumas Beckwourth, Sierra Nevada 1487 Comment
  SEINET10483373  Ivesia sericoleuca Mary Susan Taylor 1981-7-7 Taylor 3988 Plumas T25N R14E ne/sw sec 27. Crocker Mt quad. In Sagebrush Scrub on dry, sandy soil, on NE side of Beckwourth-Genesee Rd at its jct with Beckwourth-Milford Rd, in Squaw Valley, ca. 12 air mi N of Beckwourth. 5600 ft elev. 1707 Comment
  UC1561778  Ivesia webberi C. Witham and Kareofelas 1990-5-24 146 Plumas 1 mi due e intersection of Hwy. 49 and Dyson Rd. (e side of Sierra Valley); Sierra Valley 1524 Comment
Read comments
Apr 8 2006
  CHSC102973  Juncus articulatus Lowell Ahart; John Dittes 2009-9-7 16399 Plumas Below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam. 1591 Comment
  SBBG121594  Juncus articulatus L. Ahart 2006-10-23 13488 Plumas ca. 30 yards S of where the rd ends, ca. 20 yards N of the dam across Slate Crk, ca. 1/8 mi NE of Scales Rd, ca. 5.5 mi NE of Strawberry Valley 1281 Comment
  CHSC24249  Juncus balticus K. R. Stern 1975-7-25 Plumas N end of Lake Almanor. Comment
  SEINET6331938  Juncus balticus W. Harnach 1991-6-17 550 Plumas Sierra Valley, 3/4 mile west of steel bridge on Marble Lane 1486 Comment
  CHSC116383  Juncus balticus Sara M. Taylor; Scott Batiuk 2012-8-13 64 Plumas Plumas National Forest. Muck Fen. Take Mill Creek Rd to the Mud Lake Rd. intersection. On foot, cross to the north side of the river and head WNW. UTM zone 10, 4423080 N, 652386 E. 1890 Comment
  JEPS102604  Juncus bufonius var. bufonius Lowell Ahart 2001-10-8 9305 Plumas On the sides of Boulder Creek, below the high water line of Antelope Lake, about 24 mies (air) NE of Quincy. 1522 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
  CHSC24245  Juncus bufonius var. occidentalis K. R. Stern 1975-7-24 Plumas SW end of Lake Almanor. Comment
  SEINET10472431  Juncus bufonius var. occidentalis Lowell Ahart 1985-7-11 Ahart 5134 Plumas Below the high water line of Little Grass Valley Reservoir, where the South Fork of the Feather River flows into the lake, about 4 1/4 miles north-east of La Porte. Comment
  RSA715682  Juncus confusus L. Ahart, Josephine Guardino 2005-8-9 12265 Plumas Between Lights Creek and Fant Creek, W of Forest Road 27N09 about 6 miles (air) NW of the Boulder Creek Work Center at Antelope Lake. 1636 Comment
  JEPS88406  Juncus dudleyi Vernon H. Oswald and Lowell Ahart 1996-8-1 8143 .1 Plumas Forest Rd. 27N16 at creek Dyer Mtn., Second Water Trough Creek (s slope of mt., ca 1.25 mi nw of Hauns Mdw. ca 2 mi se Dyer Mt. Lookout, n of Hwy 89, e of Lake Almanor, nw of Greenville) Comment
  CHSC112598  Juncus ensifolius Lowell Ahart 2013-8-23 19019 Plumas Bottom of a hydraulic pit, east of Bird Creek, about 1/2 mile (air) west of Monitor Flat, about 3 miles (air) northwest of Pilot Peak, about 9 miles (air) northeast of La Porte. 1652 Comment
  JEPS113838  Juncus ensifolius Lowell Ahart, John Dittes, Josephine Guardino 2007-8-10 14471 Plumas About 100 yards south of Beckwourth Gensee Road, there is a small quarry east of a poor road, the meadow and stream, about 2 miles (air) north of the north end of Lake Davis 1761 Comment
  JEPS115919  Juncus ensifolius Lowell Ahart, John Dittes 2009-7-27 16176 Plumas On dry to damp soil, about 5 yards northwest of the small dry pond, headwaters of Grizzly Gulch, 2.1 miles (air) northeast of Butt Valley Reservoir Dam 1479 Comment
  RSA718509  Juncus ensifolius L. Ahart 2006-10-23 13490 Plumas On the west side of Slate Creek (there is a large gravel flat caused by the dam), About 30 yards south of where the road ends, About 20 yards north of the dam across Slate Creek., About 1/8 mile northeast of Scales Road, About 5 1/2 miles (air) northeast of Strawberry Valley. 1282 Comment
  JEPS114893  Juncus hemiendytus var. hemiendytus Lowell Ahart 2008-7-9 15051 Plumas Bare gopher and mole mounds, basalt area, in a small meadow, about 20 yards east of the dirt road, about 1/4 mile east of the Feather Fork Mine, road is east of the main road and will take you east to the paved County Road, about 6 miles (air) northeast o 1686 Comment
  CHSC110250  Juncus howellii L. P. Janeway 2012-8-28 11055 Plumas Northern High Sierra Nevada. Meadow at north end of Rock Is-land Ridge 1.1 km southeast of Soapstone Hill; west side of inter-section of Road 23N18 and its D spur. 1593 Comment
  CHSC85244  Juncus howellii L. P. Janeway; B. Castro 2003-9-7 7984 Plumas High Cascade Range. Caribou Wilderness Area; lake/pond/ slough/meadow complex between Hidden Lakes and Beauty Lake, 1.1 km south of Long Lake. 2063 Comment
  SBBG128080  Juncus howellii L. Ahart, J. Dittes 2009-8-28 16355 Plumas edge of a seep, on the N side of Forest Service Rd 27N98, headwater of Clear Crk, ca. 2 mi N of Butt Valley Reservoir Dam, ca. 3 mi SW of Lake Almanor Reservoir Dam 1507 Comment
  CHSC21823  Juncus nevadensis F. T. Griggs; A. Pass 1975-8-1 288 Plumas Lower Bucks Lake. Comment
  CHSC47569  Juncus nevadensis Lowell Ahart 1979-7-18 1978 Plumas Along the bank of Onion Valley Creek, east of the Quincy La Porte Road before it crosses the creek, about 1 mile west of Pilot Peak, about 12 miles north of La Porte. 1767 Comment
  RSA724906  Juncus nevadensis L. P. Janeway 2007-8-13 9182 Plumas Northern High Sierra Nevada. Frenchman Hill and western end of Red Mountain; near Road 23N69; head of Frazier Creek. 1774 Comment
  CHSC105151  Juncus nevadensis var. nevadensis Peter F. Zika 2008-7-14 23896 Plumas Common in full sun on marshy north shore of Lake Almanor, with Carex athrostachya, Juncus orthophyllus, J. balticus subsp. ater, yellow pine forest, over volcanics (Cascade Range Highlands CaRH) 1380 Comment
  CHSC113140  Juncus occidentalis Lowell Ahart 2013-8-23 19020 Plumas Bottom of a hydraulic pit, east of Bird Creek, about 1/2 mile (air) west of Monitor Flat, about 3 miles (air) northwest of Pilot Peak, about 9 miles (air) northeast of La Porte. 1652 Comment
  CHSC54539  Juncus occidentalis Vernon H. Oswald 1991-8-8 4818 Plumas Lassen Volcanic Park. Trail to Terminal Geyser just north of the south boundary of the park at Willow Lake, ca. 3 miles (air) southeast of Drakesbad. Along the trail. 1658 Comment
  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
  CHSC102672  Juncus tenuis Lowell Ahart; John Dittes 2009-9-7 16390 -B Plumas On damp bare soil, below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam. 1591 Comment
  CHSC80890  Juncus tenuis Lowell Ahart 2001-7-17 8901 Plumas In the middle 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
  JEPS122237  Juncus tenuis Lowell Ahart 2014-9-9 19852 Plumas Below the high water line, on the west side of Sly Creek, Sly Creek Reservoir, about 7 miles (air) southwest of La Porte. Comment
  UC1134330  Juniperus occidentalis C. W. Hanks 1934-8-16 52 Plumas Upper Long Valley Plumas National Forest, Sierraville Quadrangle Comment
  CAS-BOT-BC235661  Keckiella breviflora var. glabrisepala Lewis S. Rose 1968-6-12 68110 Plumas Feather River Canyon, 4 mi. w. of Belden 609 Comment
  CHSC21324  Keckiella lemmonii F. T. Griggs; A. Pass 1975-7-31 271 Plumas Grizzly Forebay. Buck's Lake Forest Service Survey. Comment
  RSA299491  Keckiella lemmonii J. T. Howell 1976-7-14 51821 Plumas Feather River Canyon Highway at Injun Jim Campground. 610 Comment
  CHSC56589  Kelloggia galioides L. P. Janeway 1984-7-13 900 Plumas Near Grizzly Creek campground (southwest of Bucks Lake). 1584 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
  SEINET12326100  Kelloggia galioides W. Knight, Knight, I. 1983-1 4903 Plumas on road from Chester to Drakesbad near North Fork of Feather River Comment
  CAS-BOT-BC340345  Kyhosia bolanderi John Thomas Howell 1926-7-31 2172 Plumas Near Prattville 1463 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
  SJSU8123  Kyhosia bolanderi H. L. Buckalew 1964-7-28 Plumas Bucks L 1584 Comment
  JEPS94951  Lactuca serriola Lowell Ahart 1996-10-10 7706 Plumas 1 mi w of Blue Nose Mountain (about 2 mi e of Pilot Peak, on w side of dirt road at Turkey Town); Turkey Town 1676 Comment
  CAS-BOT-BC341570  Lagophylla ramosissima John Thomas Howell 1955-7-19 30745 Plumas Beckwourth 1493 Comment
  CDA4176  Lathyrus latifolius D. G. Kelch, A. Smith, A. G. Murdock, Ruth Kirkpatrick 2006-6-2 6 .257 Plumas Along road at base of cliff about 15 miles E of Oroville. Mark 83. Comment
  CAS-BOT-BC205068  Lathyrus sulphureus Lewis S. Rose 1967-6-12 67116 Plumas Butterfly Valley, ca. 3 mi. w. of Keddie 1219 Comment
  SEINET6658652  Lathyrus sulphureus Lewis S. Rose 1967-6-12 67116 Plumas Butterfly Valley, ca 3 mi west of Keddie.; 0 1219 Comment
  CAS-BOT-BC205063  Lathyrus sulphureus Charles Piper Smith 1914-7-2 2908 Plumas Marston - W.P.R.R. Comment
  RSA59373  Ledum glandulosum E. K. Balls 1950-9-9 15770 Plumas West of Lakes Center Public Camp. 2043 Comment
  RSA59268  Lemna minor E. K. Balls 1950-8-31 15562 Plumas Spanish Creek, off Highway 24, just north of Quincy. 1067 Comment
  CAS-BOT-BC534927  Lemna minuta M. S. Taylor; M. Foster 1981-2-6 3831 Plumas Spring garden quad, w side of Williams Loop, 0.2 mi se of Spring Garden overpass, ca. 7.5 mi se of Quincy. 1188 Comment
  UC1101260  Lemna trisulca Herbert L. Mason 1955-7-30 14638 Plumas near Chester Comment
  UC1028648  Lemna turionifera Robert J. Weatherby 1950-7-28 1486 Plumas Bridge over Indian Creek, Road to Taylorsville Indian Creek 1066 Comment
  CAS-BOT-BC88841  Lepidium campestre Lewis S. Rose 1963-6-3 63107 Plumas Butterfly Valley, 2 miles southwest of Keddie. 883 Comment
  CAS-BOT-BC88843  Lepidium campestre Robert J. Weatherby 1950-7-7 1444 Plumas Forestry Headquarters, Quincy. 1066 Comment
  CDA19926  Lepidium campestre J. Naughton 2002-7-7 101 Plumas Sierra Nevada; Plumas County Fairgrounds, near Lee Rd. 0 Comment
  JEPS100355  Lepidium densiflorum var. macrocarpum Dean W. Taylor 2001-6-28 17823 Plumas 2 air mi E of Frenchman Lake (Snow Lake, on edge of Forest Road 24N44); Sierra Nevada, Diamond Mountains 1859 Comment
  CAS-BOT-BC12829  Lepidium perfoliatum Alice Eastwood 1927-6-19 14713 Plumas United States Forest Reserve. Keddie. Comment
  SEINET11268219  Lepidium virginicum var. pubescens Lowell Ahart 2001-10-16 9389 Plumas Along the south side of Dixie Creek Road, about 1/4 mile west of Highway 89, about 2 1/2 miles southwest of Crescent Mills.; 0 1067 Comment
  OBI11404  Leptosiphon bolanderi Lewis S. Rose 1967-6-2 Plumas Butterfly Valley, 3 mi. W of Keddie 1219 Comment
  SEINET10971181  Lessingia nemaclada Mary Susan Taylor 1980-9-27 Taylor 3346 Plumas T23N R7E sw sec 8, Bucks Lake quad. ca. 0.3 mi S of Bucks Lake-Spanish Ranch Rd, ca. 0.4 mi E of Frenchman Hill, ca. 20 mi SW of Quincy; from base to top of a serpentine rock wall 600 ft tall. With W. Dakan & T. Griggs. 1646 Comment
  SEINET10546607  Leucophysalis nana Mary Susan Taylor 1982-6-12 Taylor 4645 Plumas T28N R8E nw/se sec 4. Chester quad. Meadow on n side of Hwy 36, ca. 1 mi w of Plumas-Lassen county line, e of Chester. 5000 ft. 1524 Comment
  CAS-BOT-BC59607  Leucothoe davisiae John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1967-7-10 2156 Plumas Beargrass Glade. Butterfly Botanical Area and Vicinity. 1127 Comment
  POM161730  Leucothoe davisiae R. C. Bacigalupi 1927-7-10 1738 Plumas Shores of Helgamite Pond on trail to Mt. Elwell. 2073 Comment
  SEINET3164391  Leucothoe davisiae E. K. Balls 1950-9-5 15681 Plumas Thompson Creek, along trail to 'Little Volcano 1402 Comment
  UC586931  Leucothoe davisiae Joseph Andorfer Ewan 1934-6-27 8188 Plumas Bear Lake; Mount Ewell Region, Bear Lake 2133 Comment
  CAS-BOT-BC233776  Lewisia cantelovii Antoine Lefebre 1941-9-1 s.n. Plumas Feather River Canyon below road to Lake Almanor Comment
  JEPS7065  Lewisia cantelovii Rimo Bacigalupi with Richard Hauke and Georgie Bacigalupi 1954-7-15 4728 Plumas granite cliff above Feather River Highway 1 mi upstream Tobin 762 Comment
  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
  UC725362  Lewisia nevadensis A. A. Heller 1940-5-22 15671 Plumas 2 mi e on State Highway 36 Plumas county line Comment
  CAS-BOT-BC444574  Lewisia triphylla John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-22 54103 Plumas 10.6 miles northeast of La Porte on road to Quincy 1889 Comment
  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-BC444560  Lewisia triphylla George W. Gillett 1957-7-18 811 Plumas Lassen Volcanic National Park. On northeast side of Boiling Springs Lake. 1813 Comment
  UC1137639  Leymus triticoides R. W. Saarni 1939-7-9 156 Plumas e Dixie Mt.; Sierraville Quadrangle, Last Chance Valley 1706 Comment
  SEINET4690758  Lilaea scilloides W. Harnach, N. Harnach 2000-8-2 964 Plumas 1.5 miles south of Hwy 70 on A-23, .25 miles east of A-23. South of Beckwourth (Sierra Valley Farms) 1487 Comment
  CAS-BOT-BC509327  Lilium kelleyanum W. W. Wagner 1919-7-2 303 Plumas Taylor Creek 1463 Comment
  CAS-BOT-BC509349  Lilium kelleyanum M. S. Taylor 1981-7-17 4048 Plumas Lakes Basin, Long Lake Trail, ca. 1/10 mi w of trailhead, ca. 6 air mi so of Mohawk 1920 Comment
  JEPS113425  Limosella aquatica Lowell Ahart, John Dittes 2007-6-17 14177 Plumas Along Red Clover Creek, about 30 yards east of County Road 111 (Beckwourth Genesee Road), about 1/4 mile east of bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis 1654 Comment
  SEINET3163742  Linanthus ciliatus L. S. Rose 1939-6-8 39268 Plumas S. end of Lake Almanor 1372 Comment
  UC963761  Linanthus harknessii Herbert L. Mason 1924-6-20 1084 Plumas between Gold Lake and Bear Lake Comment
  JEPS120752  Linaria vulgaris Lowell Ahart 2013-9-11 19028 Plumas Grave bar on the north side of the Feather River, about 20 yards west of Chips Creek, about 50 yards south of Hwy 70, about one mile southwest of Belden. Comment
  UC917268  Linnaea borealis subsp. longiflora J. M. Tucker 1948-7-25 1735 Plumas in vicinity of Cascade Comment
  SEINET3452371  Linum lewisii G. Douglas Barbe, Thomas C. Fuller 1982-6-15 3714 Plumas Red Hill Summit, Red Hill Summit, Plumas National Forest, 1 mile below and northeast of the summit 1780 Comment
  CHSC46543  Listera convallarioides Lowell Ahart 1976-7-16 1174 Plumas About 5 miles north-west of Little Grass Valley Reservoir, about 1 mile west of Fowler Peak. 1828 Comment
  UC338835  Listera convallarioides Lemmon Plumas Butterfly and Tahoe Comment
  CHSC21301  Lithocarpus densiflorus var. echinoides F. T. Griggs; A. Pass 1975-7-8 124 Plumas Buck's Lake Forest Service Survey. Comment
  SEINET6032218  Lithophragma glabrum R. J. Holl 1948-4-16 13 Plumas Grizzly Canyon, 3 miles west of Beckwouth 1615 Comment
  UCD102739  Lithophragma parviflorum Matt Georgeff 1992-5-18 22 Plumas Near Portola, right at Davis Lake turnoff, meadow on left at Davis Lake. 1615 Comment
  CAS-BOT-BC428432  Lithophragma tenellum Alice Eastwood 1927-6-1 s.n. Plumas United States Forest Reserve. Forest Lodge, Greenville Comment
  CHSC43339  Lithophragma tenellum Lowell Ahart 1975-7-9 864 Plumas On an open mountain side, about 1 mile south-west of Pilot Peak. 1981 Comment
  UC175287  Lithophragma tenellum H. M. Hall 1912-7-12 9346 Plumas Long Lake; Sierra Nevada Mountains, Long Lake 2072 Comment
  CAS-BOT-BC428425  Lithophragma tenellum Rimo Bacigalupi 1927-7-8 1660 Plumas Near Camp Ewell [Elwell], Gold Lake Region 1889 Comment
  UC1509658  Lomatium dissectum var. multifidum M. S. Taylor 1982-5-17 4465 Plumas ca. 2 mi. s.e. Portola (n. side of 22N55 near its junction with 22N54 & 27N88); Portola Quad. 1706 Comment
  CHSC53575  Lomatium nudicaule L. P. Janeway 1989-7-19 3497 Plumas Edge of forest along SW side of Red Clover Valley; 0.2 mi SW of Beckwourth-Genesee Rd (rd 111) 11.7 mi from Beckwourth. 1676 Comment
  RSA59278  Lomatium nudicaule E. K. Balls 1950-9-4 15572 Plumas Feather River Experiment Station, Highway 24, 4 miles north of Quincy 1067 Comment
  JEPS113370  Lomatium plummerae Lowell Ahart, John Dittes, Josephine Guardino 2007-6-8 13991 Plumas East side of an open rocky flat, 10 yards west of a poor dirt road, about a mile (air) north of the north end of Lake Davis 1965 Comment
  UC1730233  Lomatium plummerae L. P. Janeway and Glenn Clifton 1998-7-8 5725 Plumas 1.5 mi SW of Diamond Mountain (at junction of Diamond Mountain Motorway (Road 28N15) and unnamed road to small pond on a saddle on the crest) 2115 Comment
  CDA18659  Lonicera hispidula var. vacillans G. D. Barbe, J. T. Howell & T. C. Fuller 1981-6-26 3378 Plumas Sierra Nevada; Madrone Lake. 600 Comment
  CAS-BOT-BC243909  Lonicera involucrata var. involucrata Elizabeth Parsons Hawver 1911-8-1 s.n. Plumas Ward Creek, log camp, Lake Tahoe Region Comment
  CHSC61719  Lonicera involucrata var. involucrata Vernon H. Oswald; Lowell Ahart 1993-8-25 5864 Plumas Lassen Volcanic National Park. North Arm of Rice Creek SE of Twin Mdws., ca. 0.2 mi upstream from the S boundary of the park at the downstream end of a series of falls and cascades. 1987 Comment
  CAS-BOT-BC200956  Lotus Rimo Bacigalupi 1927-7-7 1640 Plumas Between Gray Eagle Valley and Long Lake Comment
  CDA14763  Lotus nevadensis G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-25 3337 Plumas Indian Creek Bridge 0.1 mile northwest of junction with road to Antelope Lake dam. 1584 Comment
  SEINET10973149  Lotus oblongifolius var. nevadensis Douglas G. LeDoux, Katherine L. Morris; David B. Dunn 1973-6-5 LeDoux 1072 Plumas Collected on s side of greenville on n facing slope. Douglas fir forest on small Side road. Comment
  UC81105  Lotus pinnatus Mrs. R. M. Austin 1876-1 Plumas Indian Valley Comment
  JEPS114365  Lotus purshianus var. purshianus Lowell Ahart 2008-8-13 15170 Plumas Large pile of dirt on the east side of La Porte Road, west of East Branch Creek, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte 1613 Comment
  UC80897  Lotus purshianus var. purshianus Mrs. R. M. Austin Jul 1876 376 Plumas American Valley Comment
  UCD107090  Ludwigia palustris G. F. Hrusa 1992-10-8 10500 Plumas Middle of Smith Lake, ca. 2 m. from Snake Lake near Quincy. Comment
  RSA0077086  Lupinus adsurgens Daisie Huang 2006-8-11 06081105 Plumas Quincy-La Porte Rd.13536.75 Comment
  UC1542833  Lupinus albicaulis M. L. Conrad, Dunn, and Kenney 1973-6-5 7061 Plumas on Meadow Valley Road at w side Quincy; w side of Quincy 1036 Comment
  SEINET10452615  Lupinus albicaulis Mary Susan Taylor 1982-5-27 Taylor 4549 Plumas T24N R8E ne/ne sec 14. Bucks Lake NE quad. E side of Deans Valley Rd (24N29), 0.3 mi s of its jct with Bucks Lake Rd, ca. 1 mi ne of Meadow Valley. 3800 ft. 1158 Comment
  SEINET10544042  Lupinus albicaulis subsp. wolfianus J. C. Downey 1964-6-28 Downey 11 A Plumas Crescent mill. Host lupine (a) glabrous 1082 Comment
  CHSC88838  Lupinus albifrons L. Hanson 1985-5-24 263 Plumas Plumas National Forest. Near Massack Rest Stop, Hwy. 70. 1066 Comment
  CHSC41185  Lupinus arbustus J. D. Jokerst 1984-6-13 2047 A Plumas South of Grizzly Creek, ca 30 M north of spur 'C' of USFS road 26N08. Ca 2 air miles east of Peacock Point. 1432 Comment
  CHSC52423  Lupinus arbustus L. P. Janeway 1990-7-12 3794 A Plumas Plumas National Forest. Top of small peak along Eureka Ridge ca 0.8 mi south of the head of Bear Creek. 2148 Comment
  SBBG18800  Lupinus arbustus C. B. Hardham 1961-6-16 7464 Plumas Diamond Peak [Diamond Mountain] Comment
  UC1129535  Lupinus arbustus F. W. Embree 1934-6-6 91 Plumas Three Lakes Plumas National Forest, Bidwell Bar Quadrangle Comment
  SEINET10484723  Lupinus arbustus subsp. silvicola Melvin L. Conrad, David B. Dunn; Douglas G. LeDoux 1973-6-5 Conrad 7060 Plumas On loose rocky, n-facing roadside bank, 5.2 miles w of junction of hwy 70 and Meadow valley road 305 Comment
  CAS-BOT-BC196345  Lupinus argenteus var. argenteus L. P. Janeway 1990-7-2 3755 Plumas Ca 100 ft west of Paradise Cr and ca 3/4 mi south of Little Grizzly Cr. 1889 Comment
  CAS-BOT-BC208796  Lupinus argenteus var. heteranthus A. A. Heller; P. B. Kennedy 1907-7-3 8740 Plumas Hills above Red Clover Valley Comment
  CAS-BOT-BC208802  Lupinus argenteus var. heteranthus W. Harnach; N. Harnach 1989-5-22 114 Plumas East side of Co. rd A-23 across from road to Barry corrals - Sierra Valley 1493 Comment
  CHSC36861  Lupinus argenteus var. heteranthus M. S. Taylor 1982-6-28 4754 Plumas Ramelli Ranch, s of Hwy 70, ca. 1 mi w of Beckwourth. 1487 Comment
  CAS-BOT-BC208843  Lupinus argenteus var. meionanthus A. A. Heller; B. B. Kennedy 1907-7-16 8864 Plumas Genessee Valley near Genessee Comment
  CHSC106216  Lupinus breweri var. breweri Arthur C. Barrett 1915-7-13 25 Plumas Plumas National Forest. Lone Rock Valley. 1676 Comment
  SEINET10485026  Lupinus burkei Duane Isely, I. Isely 1971-7-13 Isely 11402 Plumas At sulphur creek, state #89, s blairsden, 15 mi. N intersection state #89 and 49, Plumas co., Calif. Along wet roadside ditch, agricultural area flowers bright violet. Comment
  POM220764  Lupinus caudatus M. Canby 1929-5-5 138 Plumas 15 miles west of Portola. Comment
  RSA263045  Lupinus confertus W. E. Harmon 1969-8-18 1566 Plumas Beckworth Pass, 1/2 mi. W. Comment
  SEINET10870976  Lupinus confertus Charles Piper Smith 1921-7-16 Smith 3433 Plumas Taylorsville - lower indian creek bridge. Comment
  CAS-BOT-BC215356  Lupinus dalesiae M. S. Taylor 1982-5-25 4521 Plumas In Sloat Fire area (1981), along N roadcut of 23N12 and upslope ca. 20 feet in McDermott Ravine and ravine just E, ca. 2 miles NE of Sloat 1402 Comment
  CAS-BOT-BC215377  Lupinus dalesiae M. S. Taylor 1982-6-17 4691 Plumas Both sides of 23N44Y, 1.3 miles W of its junction with 23N50Y, ca. 2 air miles SW of SLoat 1493 Comment
  CAS-BOT-BC215381  Lupinus dalesiae M. S. Taylor 1982-6-23 4719 Plumas S side of 23N43Y, 2.4 miles W of its junction with Peoria Creek Road (23N10), ca. 1 mile S of English Bar, ca. 6 miles SW of Sloat 1402 Comment
  CAS-BOT-BC215419  Lupinus dalesiae Gladys L. Smith 1976-6-7 4591 Plumas Central area of summit ridge, secondary road from Route 70 to La Porte 1950 Comment
  CAS-BOT-BC215424  Lupinus dalesiae Charles Piper Smith 1947-5-22 47336 Plumas Meadow Valley, 2.2 miles E Quincy Road Comment
  CAS-BOT-BC8437  Lupinus dalesiae Mrs. H. C. Cantelow 1940-5-12 s.n. Plumas 2.4 miles E of Meadow Valley Inn near Quincy Comment
  CHSC36198  Lupinus dalesiae M. S. Taylor 1982-6-2 4597 Plumas Along 23N11, on loop through Cogswell Ravine, on roadcut and upslove in disturbed areas, 3.2 mi ne of Jackson Creek Campground, ca. 5 air mi n of Mohawk. 1737 Comment
  HSC93578  Lupinus dalesiae G. Fred Hrusa 1996-7-21 13382 Plumas Above Little Long Valley Creek, NW base of Lava Pk. 1600 Comment
  SEINET10452059  Lupinus dalesiae Mary Susan Taylor 1982-6-21 Taylor 4709 Plumas T23N R11E sw/nw sec 19. Blue Nose Mt quad. Above small creek, ca. 100 ft n of Eureka Ridge Rd (23N09.1), ca. 0.5 air mi nw of White Cap, ca. 3 air mi sw of Sloat. 5800 ft. 1768 Comment
  SEINET10841216  Lupinus dalesiae Mary Susan Taylor 1982-5-27 Taylor 4548 Plumas 3800 ft. T24N R8E se/ne sec 14. Bucks Lake NE quad. S side of Bucks Lake-Spanish Creek Rd, 0.1 mi w of Deans Valley turnoff, ca. 1 mi ne of Meadow Valley. 1158 Comment
  POM253154  Lupinus grayi A. A. Heller 1938-5-30 15134 Plumas Near Rich Bar along the Feather River Highway #24. 762 Comment
  SEINET10483999  Lupinus grayi Mary Susan Taylor 1982-6-2 Taylor 4603 Plumas W side of Poplar Creek Rd (23N08), jct s of bridge over Poplar Creek, 1 mi s of Sloat. 4200 ft. 1280 Comment
  SEINET10484002  Lupinus grayi Mary Susan Taylor 1982-5-27 Taylor 4552 Plumas W side of Deans Valley Rd (24N29), ca. 0.7 mi S of its jct with Bucks Lake Rd, ca. 1 mi E of Meadow Valley. 1158 Comment
  SEINET10490347  Lupinus grayi Mary Susan Taylor 1982-6-3 Taylor 4603 Plumas T23n r11e nw1.4ne1.4 sec 22. Johnsville quad. On serpentine cut bank, w side Of poplar creek rd (23n08), just s of bridge over poplar creek, 1 mi. S of Sloat. 1280 Comment
  CHSC36211  Lupinus latifolius var. columbianus M. S. Taylor 1982-7-12 4824 Plumas At jct of small creek to Jamison Creek, on n side of rd 507, just w of Plumas-Eureka State Park boundary, 2.0 mi sw of Johnsville. 1767 Comment
  CHSC48529  Lupinus lepidus var. confertus Vernon Oswald 1986-8-7 2271 Plumas Hwy 89 ca. 0.2 mi w of Lake Almanor spillway. 1371 Comment
  UC149940  Lupinus lepidus var. confertus Katharine Brandegee July 1911 Plumas Portola Comment
  UCD150859  Lupinus lepidus var. confertus K. A. Wagnon 1967-7-11 s.n. Plumas Frenchman Creek, Plumas National Forest. Comment
  CHSC36216  Lupinus lepidus var. sellulus M. S. Taylor 1982-7-14 4831 Plumas Near jct of 27N92 and 26N18 in Log Valley around creek, ca. 4 air mi w of Greenville. 1676 Comment
  SJSU10714  Lupinus lepidus var. sellulus J. W. Tilden 1958-6-29 1305 Plumas SW shore of L Almanor 1828 Comment
  SEINET8056241  Lupinus lepidus var. sellulus A. A. Heller, P. B. Kennedy 1907-7-9 8772 Plumas Prattville Comment
  JEPS100592  Lupinus leucophyllus Dean W. Taylor 1974-10-1 5043 Plumas Wade Lake, Jamison Creek drainage, ca. 3 miles S of Plumas-Eureka State Park, 2000 m elev. 1999 Comment
  CHSC87620  Lupinus onustus Lowell Ahart; John Dittes, Josephine Guardino 2004-5-24 10952 Plumas On the east side of an old logging road, about 400 yards south of a good dirt forest road, about 1/8 mile north of the railroad, Greenhorn Creek, and Highway 70, about 3/4 mile west of Squirrel Creek, about 7 miles (air) southeast of Quincy. 1230 Comment
  RSA104336  Lupinus onustus Marcus E. Jones 1887-6-26 s.n. Plumas Perkins Ranch, Susanville. 1463 Comment
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Feb 25 2016
  SEINET10451241 Image available Lupinus onustus John G. Lemmon Lemmon s.n. Plumas Indian Valley to Shasta. Comment
  CAS-BOT-BC436596  Luzula cascadensis Mary Strong Clemens 1938-7-4 s.n. Plumas Greenville Comment
  CHSC108474  Luzula comosa var. laxa Lowell Ahart 2011-9-17 17668 Plumas On the south side of an unnamed stream that flows east into Little grass Valley Reservoir and opposite the Black Roack, about 20 yards southwest of the paved road, about 1/8 mile west of Little Grass Valley Reservoir. 1595 Comment
  CHSC82466  Luzula comosa var. laxa Lowell Ahart 2002-6-26 9783 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
  JEPS85609  Luzula comosa var. laxa Leland S. Smith 1927-8-10 2179 Plumas Near top of ridge, near small pond Gold Lake 2286 Comment
  JEPS49052  Luzula macrantha Leland S. Smith 1925-4-29 1568 Plumas Grizzley Ridge, Old Bed Ground Sec. 30 Tahoe Forest 975 Comment
  RSA500422  Lycopus uniflorus Vernon H. Oswald 1989-8-3 3917 Plumas Willow lake located SE of Drakesbad, just s of the boundary of Lassen Volcanic Nat l Park. 1677 Comment
  RSA496340  Lysimachia nummularia Elaine Joyal, D. Mehlman 1988-6-30 1299 Plumas E of Quincy. Irrigation ditch running through heavily-used pasture, with Typha, Carex. 1200 Comment
  SEINET5343089  Lythrum portula W. Harnach, N. Harnach 2000-8-2 963 Plumas 1.5 miles south of Hwy 70 on A-23, .25 miles east of A-23. South of Beckwourth Sierra Valley Farms 1488 Comment
  CAS-BOT-BC343784  Madia elegans David D. Keck 1932-7-3 1620 Plumas North of Spanish Creek. Quincy, in the Northern Sierra Nevada 1065 Comment
  UC1035985  Madia elegans Helen K. Sharsmith 1955-6-28 4519 Plumas near Indian Valley; N Fork of Feather River Comment
  UCD134184  Madia elegans Frederica Bowcutt 1985-6-6 534 Plumas About 15 air miles NE of Quincy 0.2 mile SE of Drum Bridge. Immediately north of Red Clover Creek and Beckwourth Genesee Road. Comment
  CHSC59904  Madia elegans subsp. elegans L. P. Janeway 1992-7-31 4282 Plumas In canyon of North Fork Feather River; along the Chambers Creek Trail ca 0.5 mi from Hwy 70 (along old powerline access road). 682 Comment
  CHSC101856  Madia exigua Lowell Ahart; John Dittes, Josephine Guardino 2009-6-15 15887 Plumas About 200 yards northwest of Lake Almanor Dam, depression in mined over area. 1421 Comment
  CAS-BOT-BC342860  Madia glomerata M. S. Taylor 1981-8-28 4246 Plumas Along Sulphur Creek, ca. 1/4 mi s of Hwy 89, ca. 3 mi se of Clio 1432 Comment
  CDA13440  Madia gracilis G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13287 Plumas Sierra Nevada; USFS 23N11A. Comment
  CDA13858  Madia gracilis G. F. Hrusa, T. D. Wilfred 1996-7-23 13402 Plumas Sierra Nevada; above USFS 23N22. Comment
  CDA13938  Madia gracilis G. F. Hrusa 1997-6-26 13876 A 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
  JEPS107876  Madia gracilis Lowell 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 1986 Comment
  JEPS114379  Madia gracilis Lowell Ahart 2008-8-13 15166 Plumas Large pile of dirt on the east side of La Porte Road, west of East Branch Creek, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte 1613 Comment
  UC579274  Madia gracilis E. Sawyer 1935-6-27 178 Plumas 3.7 mi n Hawks (river w of Beckwith); Plumas National Forest, Sierraville Quadrangle, Middle Fork 1676 Comment
  CAS-BOT-BC343261  Madia gracilis David D. Keck 1932-7-6 1717 Plumas Halfway between Prattville and Chester 1340 Comment
  POM253267  Madia minima A. A. Heller 1938-6-22 15178 Plumas Gravelly plain north of Chester 1305 Comment
  CHSC40630  Malacothrix floccifera J. D. Jokerst 1984-5-19 2019 Plumas Canyon of the North Fork of Feather River along the edge of Hwy 70 across from the Rock Creek power house. Comment
  CHSC66753  Malacothrix floccifera Vernon H. Oswald; Lowell Ahart 1996-8-14 8158 Plumas Northern High Sierra Nevada. Road paralleling Spanish Creek near Greens Flat ca. 2 mi (air) NW of Meadow Valley (on the Oroville-Quincy Hwy.). Along the road. 1127 Comment
  JEPS124567 Image available Marrubium vulgare Reinhard Jockel 1969-6-26 4 Plumas On road side (A23) 2 miles N. of Sierra County Line. Comment
  CHSC34937  Matricaria discoidea M. S. Taylor 1981-5-11 3683 Plumas Around private residence, ca. 0.5 mi s of Flournoy Bridge and jct of Hwy 89 and Bechwourth turnoff, ca. 5 air mi e of Genesee. 1158 Comment
  CDA32017  Medicago lupulina L. Ahart, J. Dittes, J. Guardino 2009-7-29 16233 Plumas Below the high water line of Lake Almanor, 1,849 feet northwest of Lake Almanor Dam. Comment
  CAS-BOT-BC269222  Melica aristata John Thomas Howell 1960-7-22 35902 Plumas Lassen Volcanic National Park. Devil's Kitchen to Drakesbad 1828 Comment
  CDA38809  Melica fugax L. Ahart, John Dittes, Josephine Guardino 2009-6-15 15905 Plumas On the north side of the road under the pole line. about 200 yards west of Lake Almanor Dam, depression in mined over area. Comment
  CHSC44577  Melica fugax Lowell Ahart 1977-6-20 1435 Plumas Near the South Fork of the Feather River, about 1/2 mile north-east of the Feather Fork Mine, about 6 miles north of La Porte. 1706 Comment
  RSA88582  Melica fugax L. S. Rose 1954-5-30 54067 Plumas Johnsville 1601 Comment
  UCD87287  Melica fugax John Thomas Howell; Gordon H. True 1967-7-11 43346 Plumas Sierra Nevada. Summit ridge of Mt. Hough. 2194 Comment
  JEPS95635  Melica stricta Lowell Ahart 1994-7-22 7495 Plumas S of the Pacific Crest Trail, W of the large twin rocks on the NE side of Mount Etna 1981 Comment
  CAS-BOT-BC264172  Melica subulata Gordon H. True; John Thomas Howell; Walter Knight; Irja Knight 1969-6-24 2629 Plumas Vicinity of Pond Reservoir, Butterfly Botanical Area and Vicinity 1082 Comment
  JEPS87715  Melica subulata Lowell Ahart 1994-6-17 7355 Plumas about 1 mi e Sly Creek Reservoir (meadow on e side of Sly Creek, about 1 mi n of Schwartz Meadow) 1097 Comment
  CHSC102148  Mentha arvensis Lowell Ahart; John Dittes, Josephine Guardino 2009-7-29 16243 Plumas On damp bare soil, below the high water line of Lake Almanor, 1,849 feet northwest of Lake Almanor Dam. 1591 Comment
  CHSC24283  Mentha canadensis K. R. Stern 1975-7-23 Plumas W side of Lake Almanor. Comment
  CHSC59916  Mentha canadensis L. P. Janeway 1992-7-23 4276 Plumas Plumas National Forest. Gravel bar on north side of Middle Fork Feather River near the mouth of Bonta Creek; behind Mohawk Ranger Station. 1315 Comment
  CHSC78660  Mentha canadensis L. P. Janeway 2000-7-7 6900 Plumas Northern High Sierra Nevada. Marsh on west side of Smith Lake. 1247 Comment
  UC1075661  Mentha canadensis Robert J. Weatherby 1950-7-28 1498 Plumas border Smith Lake (near Quincy); border of Smith Lake 1249 Comment
  UC924234  Mentha canadensis H. S. Reed 1941-8-4 Plumas Red Lake 1158 Comment
  CAS-BOT-BC223706  Mentzelia Clare B. Hardham 1975-8-2 20478 Plumas Black Mt. 2133 Comment
  CHSC97541  Mentzelia dispersa Lowell Ahart; John Dittes 2007-6-16 14141 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. 1647 Comment
  NY621932  Mentzelia dispersa R. M. Austin 07 1878 s.n. Plumas Big Meadows Comment
  HSC15871  Mentzelia lindleyi W. R. Rogers 1966-8-14 205 Plumas Growing along railroad tracks. 976 Comment
  RSA106774  Mentzelia montana L. S. Rose 1955-7-19 55146 Plumas Portola. 1479 Comment
  UC1094007  Mentzelia montana Lewis S. Rose 1955-7-19 55139 Plumas Beckworth 1493 Comment
  UC79019  Mertensia ciliata Mrs. R. M. Austin 1883-1 442 Plumas Summit Grade, between Prattville [and Brices][?] Comment
  CHSC21228  Micranthes bryophora F. T. Griggs; A. Pass 1975-7-16 194 Plumas N. Shore of Lower Buck's lake. Comment
  UCD13265  Micranthes californica Stephen Brown 1974-5-4 96 Plumas Plumas CO. Feather River Canyon, beside Rock Creek, 1 mile north of State Highway 70 and North Fork of Feather River, ca. 10 miles west of Bucks Lake. Elevation 1900 feet. 579 Comment
  CHSC58044  Micranthes nidifica Vernon H. Oswald 1992-5-21 4949 Plumas Lassen Volcanic National Park. Warner Valley just east of the Ranger Station. Along a drainage between the road and Hot Springs Creek. 1639 Comment
  CHSC45983  Micranthes odontoloma Lowell Ahart 1976-7-7 1167 Plumas By a small stream, when at the bridge across Cold Water Creek go about 100 yards south and here is the small stream along the road, about 4 miles south of Grizzly Mountain. 1524 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
  CDA14122  Microseris nutans G. F. Hrusa 1997-5-3 13812 Plumas Sierra Nevada; Slope on W side of Rattlesnake Creek, straddling Hwy 70 approx. 15 mi. E of Quincy. N side of Hwy 70. Comment
  CAS-BOT-BC349337  Microseris nutans John Thomas Howell 1960-7-19 35680 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  CAS-BOT-BC349344  Microseris nutans Mrs. H. C. Cantelow 1939-5-20 2548 Plumas Rock Creek Rd. w. of Quincy Comment
  HSC6027  Microseris nutans Jim Vaughn 1956-7-28 Plumas Warner Valley, 17 mi. NW of Chester 1677 Comment
  SEINET10475170  Microseris nutans Lowell Ahart, Peter Ahart 1983-8-17 Ahart 4326 Plumas Near Onion Valley, west of Pilot Peak, near the Quincy-LaPorte Rd, northeast of La Porte. Red Fir Forest; 2000 m. 2000 Comment
  CHSC53207  Microsteris gracilis L. P. Janeway 1989-6-14 3309 Plumas Plumas National Forest. Along southerly side of Red Clover Valley. 1685 Comment
  RSA550842  Mimulus aurantiacus var. grandiflorus David M. Thompson 1992-6-9 1120 Plumas Just NE of bridge over North fork of Feather River, 2.0 mi NE of Elephant Butte Tunnel along Hwy 70 518 Comment
  JEPS30979  Mimulus breweri D. E. Breedlove 1962-6-12 3429 Plumas 6.9 mi w Chester (along State Highway 36); Sierra Nevada 1524 Comment
  UC1552710  Mimulus breweri Frederica Bowcutt 1985-6-6 574 Plumas about 15 air mi ne Quincy; Plumas National Forest, Red Clover Creek Comment
  SEINET10570209  Mimulus breweri Lowell Ahart 1985-7-11 Ahart 5136 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
  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
  JEPS10490  Mimulus guttatus W. L. Jepson 1939-7-31 19297 Plumas half-way between Meadow Valley and Buck's Valley; Spanish Peak 1676 Comment
  POM273253  Mimulus guttatus Lyman Benson 1932-7-29 3982 Plumas Buck Lake. Sierra Nevada Mtn range. Feather River drainage. 2134 Comment
  UC511309  Mimulus guttatus Lyman Benson 1932-7-29 3982 Plumas Buck Lake Sierra Nevada, Feather River Watershed 2133 Comment
  SEINET8350438  Mimulus guttatus Lowell Ahart 2006-10-8 13395 Plumas west side of Chips Creek, just south of the bridge on Highway 70, about 1 1/4 miles southwest of Belden. 715 Comment
  SEINET12326759  Mimulus lewisii M. S. Taylor, Swanson, H. 1982-1 4961 Plumas along 23N08, N side of A-Tree saddle above head of Florentine Canyon, ca 5 air mi SW of Johnsville 2042 Comment
  JEPS113564  Mimulus mephiticus Lowell Ahart, John Dittes 2007-6-16 14140 Plumas West of a small stream, about 200 yards south of County Road 111 (Beckwourth Genesee Road), 20 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis 1647 Comment
  UC1063055  Mimulus moniliformis E. Sawyer 1935-7-1 267 Plumas 1/2 mi s Chases; Plumas National Forest, Downieville Quadrangle Comment
  UC1063059  Mimulus moniliformis G. Burks 1933-8-8 21 Plumas 4 mi e and 1 1/4 mi n Camel Peak; Plumas National Forest, Bidwell Bar Quadrangle Comment
  JEPS28612  Mimulus moniliformis George W. Gillett 1957-7-17 796 Plumas gully running into stream flowing from Little Willow Lake into Willow Lake; Lassen Volcanic National Park 1767 Comment
  CHSC11079  Mimulus moschatus Lowell Ahart 1968-6-29 Plumas Two miles east of LaPorte. 914 Comment
  JEPS28622  Mimulus nanus var. jepsonii George W. Gillett 1957-7-18 808 Plumas ne side Boiling Springs Lake; Lassen Volcanic National Park 1813 Comment
  RSA523819  Mimulus nanus var. mephiticus S. Galen Smith 1958-7-25 s.n. Plumas Along Feather River Highway (Alt. US 40), 2.2 mi e. of bridge over the North Fork of the Feather River and the junction of the road to Caribou, near Rich Bar. 777 Comment
  UC54640  Mimulus nanus var. mephiticus H. M. Hall and E. B. Babcock July 1903 4451 Plumas Red Clover Creek Sierra Nevada Mountains 1524 Comment
  CAS-BOT-BC7299  Mimulus pygmaeus Vesta Holt 1934-5-18 s.n. Plumas 2 miles W of Lake Almanor on road to Chester Comment
  CAS-BOT-BC11027  Mimulus suksdorfii John Thomas Howell 1962-6-18 37802 Plumas Sierra Valley near Beckwourth 1487 Comment
  JEPS86937  Mimulus torreyi David M. Thompson 1988-7-23 974 Plumas 3.05 mi n Bucks Lake Road (and Meadow Valley) (along Shneider Creek Road (USFS Road 23N16), then 0.15 mi w along Road 24N47X, then 0.1 mi n along Road 24N47XC) 1525 Comment
  POM181071  Mimulus torreyi A. A. Heller, P. B. Kennedy 1907-7-11 8819 Plumas Prattville. Comment
  RSA0105472  Mimulus torreyi Lowell Ahart 2014-8-31 19815 Plumas On the east side of Black Rock Creek, about 300 yards south of the foot bridge across Black Rock Creek, about 300 yards south of the Black Rock, Little Grass Valley Reservoir, about 4 1/2 miles (air) northwest of La Porte. 1536 Comment
  JEPS8113  Mimulus torreyi Helen-Mar Wheeler 1944-8-23 Plumas Cascade Creek 1249 Comment
  POM260887  Mimulus torreyi L. S. Rose 1939-6-8 39270 Plumas S end of Lake Almanor. 1372 Comment
  RSA272552  Mimulus torreyi Porter Lowry 1977-7-5 827 Plumas Jct of State Hwys 36 and 89. Comment
  RSA337276  Mimulus torreyi Noel Holmgren, Patricia K. Holmgren 1980-6-29 9440 Plumas California Hwy 36, 6.5 km (4 mi) west of Westwood. 1490 Comment
  UC1468289  Minuartia nuttallii subsp. gracilis M. S. Taylor 1982-6-1 4583 Plumas ca 1 air mi se Long Valley Mine (n side of 204, 4 air mi w of Greenville); Almanor NE quad. 1524 Comment
  SEINET10483082  Mitella pentandra Mary Susan Taylor 1982-6-16 Taylor 4687 Plumas T23N R10E sw/se sec 8. Onion Valley quad. W side of 24N13 along small creek, 1.4 mi s of its jct with Willow Creek Rd (23N90), ca. 4 air mi se of Quincy. Alt. 5000 ft. 1524 Comment
  JEPS122322  Mollugo verticillata Lowell Ahart 2014-9-9 19850 Plumas Below the high water line, on the sides of Sly Creek, Sly Creek Reservoir, about 7 miles (air) southwest of La Porte. Comment
  JEPS2650 Image available Monardella follettii W. I. Follett 1937-8-2 108 Plumas ne slope Red Hill (Rich Gulch); East Branch of North Fork Feather River; Feather River, Plumas Co. 1280 Comment
  SEINET10582329  Monardella follettii A. Graff 1993-7-22 Graff 314 Plumas Plumas National Forest. Meadow Valley Rd. south, .4 mile from Union Pacific RR crossing, on left road cut. T25N,R8E,S20. Locally frequent on serpentine, below Pseudotsuga menziesii, Calocedrus decurrens, Pinus jeffreyi, P. lambertiana, Abies concolor, A. magnifica. Comment
  SEINET10582331  Monardella follettii A. Graff 1993-7-22 Graff 316 Plumas Plumas National Forest. Meadow Valley Rd. south, .55 mile up from Union Pacific RR crossing, on the left road cut. T25N,R8E,S20. Locally infrequent on serpentine, below Pseudotsuga menziesii, Calocedrus decurrens, Pinus jeffreyi, P. lambertiana, Abies concolor, A. magnifica. Comment
  CHSC33595  Monardella glauca M. S. Taylor; M. Foster 1981-6-15 3897 Plumas S side of Bucks Lake Rd, ca. 50 ft e of its jct with 24N29 (rd to Deanes Valley), ca. 2 mi ne of Meadow Valley. 1158 Comment
  UC565940  Monardella odoratissima subsp. glauca G. T. Nordstrom 1934-7-3 180 Plumas 3/4 mi south of Mt. Ararat; Bidwell Bar Quadrangle 1645 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
  CHSC100330  Monardella odoratissima subsp. pallida Lowell Ahart 2008-8-13 15174 Plumas Large pile of dirt on the east side of La Porte Road, west of East Branch Creek, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte. 1613 Comment
  CHSC113901  Monardella odoratissima subsp. pallida Lowell Ahart 2014-8-24 19741 Plumas Center of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. 1533 Comment
  CHSC67834  Monardella odoratissima subsp. pallida James D. Jokerst 1987-5-28 2884 Plumas Ward Creek Canyon on steep, rocky edge SW of creek. 1463 Comment
  CAS-BOT-BC318568  Monardella odoratissima subsp. pallida Ella Dales Cantelow 1941-7-20 3709 Plumas 10 mi S of Quincy on road to La Porte. 1981 Comment
  SEINET5333425  Monardella odoratissima subsp. pallida A. A. Heller 1907-7-9 8774 Plumas Prattville Comment
  SEINET10582347  Monardella sheltonii A. Graff 1993-7-22 Graff 296 Plumas Plumas National Forest. Hwy. 70 west, just past Keddie, on east-facing road cut, just before bridge going over Spanish Creek. T25N,R9E,S22. Growing on a bare, rocky, gravelly, steep cut, below a forest of Pinus jeffreyi, Calocedrus decurrens, Quercus kelloggii. Comment
  SEINET10829413  Monardella sheltonii A. Graff 1993-7-22 Graff 301 Plumas Plumas National Forest. Hwy. 70 west, at turnout just after Quarry Rd. Locally infrequent on road cut filling in with Pinus jeffreyi, Pseudotsuga menziesii, Calocedrus decurrens, Quercus sp., Acrtostaphylos sp., Apix mellifera. 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
  CHSC110296  Montia chamissoi B. Castro; L. P. Janeway 2006-6-3 1550 Plumas Northern High Sierra Nevada. West side of lower Thompson Valley, 1 mi N of the mouth of McReynolds Creek at Red Clover Creek. 1670 Comment
  CHSC34270  Montia chamissoi M. S. Taylor 1981-5-10 3677 Plumas E side of Antelope Lake, in and around large wet meadow where Pioneer Cabin is located, ca. 20 air mi ne of Taylorsville. 1536 Comment
  CHSC97580  Montia fontana subsp. chondrosperma Lowell Ahart; John Dittes 2007-6-16 14100 Plumas Gravel bars along a small stream, on the south side of County Road 111 (Beckwourth Genesee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1647 Comment
  CAS-BOT-BC445089  Montia linearis John Thomas Howell 1962-6-18 37739 Plumas Sierra Valley near Beckwourth 1487 Comment
  CAS-BOT-BC445093  Montia linearis John Thomas Howell; Gordon H. True 1967-6-11 42576 Plumas Meadow at Quincy 1036 Comment
  CAS-BOT-BC260649  Muhlenbergia filiformis Walter Knight; Irja Knight 1966-9-12 1700 Plumas Butterfly Botanical Area and Vicinity. Pond Reservoir 1097 Comment
  CAS-BOT-BC267002  Muhlenbergia filiformis John Thomas Howell 1959-9-25 34993 Plumas Feather River, Portola 1478 Comment
  CHSC77077  Muhlenbergia filiformis L. P. Janeway 1996-8-20 5074 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
  CHSC81428  Muhlenbergia filiformis Lowell Ahart 2001-9-18 9274 Plumas On the wet strand of the south end on the pond, Butterfly Valley, about 5 miles (air) northwest of Quincy. 1104 Comment
  UC480853  Myosurus apetalus Mrs. R. M. Austin 1879-1 Plumas Big Meadows Comment
  UC1101361  Myosurus apetalus Herbert L. Mason 1953-7-8 14559 Plumas 6 mi se Beckwourth (on road from; to Loyalton across valley) Comment
  POM312423  Myosurus aristatus H. L. Mason 1953-6-16 14554 Plumas 2 miles E of Beckwourth Comment
  SEINET5338191  Myosurus aristatus H. N. Mozingo 1979-4-26 79 -32 Plumas 1.4 miles SW of Vinton on Rt. 49 1494 Comment
  SEINET8693489  Myosurus minimus W. Harnach 1989-4-16 032 Plumas Sierra Valley, Marble Lane, 0.75 W of Steel Bridge. 1487 Comment
  CHSC114927  Myriophyllum sibiricum B. Villegas 2008-7-23 Plumas Lake Davis, Eagle Point. Comment
  SEINET5520835  Nama densa var. densa W. Harnach, N. Harnach 1990-6-16 385 Plumas Sierra Valley. NNW of Vinton, Frank Dotta Ranch 1524 Comment
  UCR4990  Nama lobbii E. C. Nord 1966-1 s.n. Plumas Northern Sierra Nevada Mtns., Sugarloaf Plantation, [6] mi. NW of Downieville [Downieville Ranger Distr., Tahoe National Forest] 1677 Comment
  UC1101057  Narthecium californicum Malcolm A. Nobs and S. Galen Smith 1949-8-19 1429 Plumas bog & marsh at Butterfly Valley Comment
  UCD130288  Narthecium californicum Albert Grigarick 2011-8-15 295 Plumas 5 miles W of Hwy 89N. From Gray Eagle Resort turn off of Gold Lake Hwy., approx. .25 miles W from Graeagle Trailhead to Hawley Falls. 1885 Comment
  CHSC33600  Navarretia breweri M. S. Taylor; M. Foster 1981-6-8 3867 Plumas N side of 24N08, just n of its jct with 25N93, half way between Bagley Pas and Red Clover Valley, ca. 1.5 air mi n of w end of Lake Davis. 1706 Comment
  RSA123148  Navarretia breweri E. Sawyer 1935-6-27 211 Plumas Mouth of Dixie Valley 1555 Comment
  CHSC113889  Navarretia capillaris Lowell Ahart 2014-8-24 19761 Plumas Center of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. 1533 Comment
  RSA60242  Navarretia capillaris E. K. Balls 1950-9-2 15634 Plumas Nye Meadows, west slope of Mt. Ingalls, north of Grizzly Valley. 2256 Comment
  SD7676  Navarretia capillaris Daniel Cleveland 1882-7-21 Plumas Prattville Comment
  CHSC21544  Navarretia divaricata L. M. Mayer; D. E. Brink Jr. 1975-7-3 Plumas Bucks Lake. Comment
  UCD48383  Navarretia divaricata John Thomas Howell 1960-7-18 35571 Plumas Meadow border, Drakesbad, Plumas County. 1676 Comment
  UC908379  Navarretia divaricata J. T. Howell 1926-6-26 2124 Plumas 1 mi s Prattville; Lake Almanor Comment
  RSA537478  Navarretia divaricata subsp. vividior Barbara Ertter, Gary Schoolcraft 1989-7-3 8648 Plumas Below Red Rock lookout, ca 8 airmiles S of Susanville. 2256 Comment
  CHSC91909  Navarretia intertexta subsp. intertexta Lowell Ahart; Josephine Guardino 2005-8-9 12263 Plumas In a small meadow and near a small drainage, between Lights Creek and Fant Creek, west of Forest Road 27N09, about 6 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1635 Comment
  CHSC97113  Navarretia intertexta subsp. propinqua Lowell Ahart; Josephine Guardino 2007-7-20 14349 Plumas Strand of Lake Davis, about 100 yards southeast of Long Point, northeast side of Lake Davis. 1763 Comment
  JEPS28631  Navarretia intertexta subsp. propinqua George W. Gillett 1957-7-18 823 Plumas Willow Lake Meadow Lassen Volcanic National Park (n end, near the main inlet) 1661 Comment
  RSA201341A  Navarretia intertexta subsp. propinqua J. T. Howell 1960-7-18 35599 Plumas Wooded meadow borders. Drakesbad. 1677 Comment
  UCD48465  Navarretia intertexta subsp. propinqua John M. Tucker 1948-7-24 1717 Plumas Near road from Cascade to Camel Peak, Plumas County, California. 1615 Comment
  RSA71074  Navarretia leptalea L. S. Rose 1951-6-27 51042 Plumas Jamison Creek, SW of Johnsville. 1890 Comment
  CHSC97090  Navarretia leptalea subsp. bicolor Lowell Ahart; Josephine Guardino 2007-7-21 14381 Plumas Bottom of a small drying stream, about 60 yards south of the Beckwourth Taylorsville Road, south of the intersection with Forest Road 25N41Y, about 2 1/4 miles (air) northwest of the most northwest part of Lake Davis. 1799 Comment
  CHSC113615  Navarretia leptalea subsp. leptalea Lowell Ahart 2014-8-31 19829 Plumas On the east side of Black Rock Creek, about 300 yards south of the foot bridge across Black Rock Creek, about 300 yards south of the Black Rock, Little Grass Valley Reservoir, about 4 1/2 miles (air) northwest of La Porte. 1536 Comment
  CHSC56562  Navarretia leptalea subsp. leptalea L. P. Janeway 1984-7-15 920 Plumas Along dirt road on south side of Frenchman Hill; ca 3 mi west-southwest of Bucks Lake. 1737 Comment
  CHSC97438  Navarretia leptalea subsp. leptalea Robert Fischer 2006-7-2 1039 Plumas Buckslake. Between Oroville and Bucks Lake, off the Oro-Quincy Hwy, at large meadow just south of Bucks Lake. 1371 Comment
  JEPS69643  Navarretia leptalea subsp. leptalea E. Fritz and T. H. Harris July 1926 Plumas Meadow Valley Comment
  SD133960  Navarretia leptalea subsp. leptalea Barbara Ertter 1989-7-4 8681 Plumas 2.2 mi W of jct with Hwy 89 & Hwy 36 SW of Chester 1463 Comment
  UC1111632  Navarretia leptalea subsp. leptalea Lewis S. Rose 1955-7-20 55160 Plumas Mohawk 1371 Comment
  UC908965  Navarretia leptalea subsp. leptalea Herbert L. Mason 1924-6-20 1086 Plumas Gold Lake Comment
  UC711954  Navarretia leptalea subsp. leptalea Roxana S. Ferris and Laura Lorraine 1941-8-9 10421 Plumas near village (Lake Almanor Public Camp); Lake Almanor Public Camp Comment
  UC572641  Navarretia leucocephala subsp. minima E. Sawyer 1935-6-27 157 Plumas Charlies Valley Plumas National Forest, Sierraville Quad. 1524 Comment
  RSA562591  Navarretia sinistra Alva Day, Orbelia Robinson 1982-7-15 82 -85 Plumas Plumas National Forest, Lake Davis, 0.2 mi. west of Coot Bay on north side of lake. Comment
  UC102230  Nemacladus capillaris Mrs. R. M. Austin 1879-1 Plumas American Valley Comment
  JEPS13023  Nemacladus interior Rimo Bacigalupi with G. T. Robbins 1955-7-22 5440 Plumas just above Rock Creek junction with the North Fork Feather River (slopes above Rock Creek) 472 Comment
  JEPS104686  Nemophila John L. Morrison 1940-5-19 3181 Plumas 1 mi from Belden. Along the road to Longville Comment
  JEPS113642  Nemophila pedunculata Lowell Ahart, John Dittes 2007-6-16 14103 Plumas East of a small stream, on the south side of County Road 111 (Beckwourth Genesee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis 1647 Comment
  RSA32919  Nemophila pedunculata A. A. Heller 1942-5-8 16458 Plumas Base of a steep clay bank at the edge of the forest along State Highway #24, 2 miles west of Paxton. Comment
  CAS-BOT-BC60559  Noccaea fendleri subsp. glauca Lowell Ahart 1983-8-17 4342 Plumas South of Onion Valley, near the Quincy La Porte Road, west of Pilot Peak, about 11 miles norhteast of La Porte. 2000 Comment
  RSA0013788  Nuphar lutea subsp. polysepala R. F. Thorne, Larry E. DeBuhr, C. W. Tilforth 1972-9-20 42309 Plumas Plumas National Forest: Snake Lake, ca. 4 miles NW of Quincy. 1220 Comment
  CAS-BOT-BC400102  Nuphar polysepala Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region Comment
  CDA38180  Oenothera elata subsp. hirsutissima T. C. Fuller 1963-7-17 10925 Plumas South side of Highway 40 Alt. to Portola, ca. 6 miles east of Quincy. 0 Comment
  CHSC102014  Oreostemma alpigenum var. andersonii L. P. Janeway; B. Castro 2009-8-29 9935 Plumas Northern High Sierra Nevada. Small meadow 0.3 km east-southeast of the Buckhorn survey monument on the eastern end of Red Mountain. Small meadow, about 30m x 40m, high on the mountainside, northeast-facing 30% slope. 1892 Comment
  JEPS80617  Orobanche corymbosa subsp. corymbosa M. S. Taylor 1981-6-25 3952 Plumas On hill at NE junction of 25N11 and spur off 25N71, where Last Chance Creek crosses 25N11, ca. 0.5 mi N of N tip of Frenchman Lake, ca. 13 mi NW of Chilcoot. Comment
  CAS-BOT-BC499834  Orobanche corymbosa subsp. mutabilis John Thomas Howell 1977-8-11 52696 Plumas Sierra Nevada: N end of Frenchmans Reservoir 1706 Comment
  CAS-BOT-BC502901  Orobanche fasciculata W. Harnach; N. Harnach 1990-6-16 390 Plumas Sierra Valley, Frank Dotta Ranch 1524 Comment
  CHSC100441  Orthilia secunda Lowell Ahart 2008-9-10 15364 Plumas Open forest east 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
  JEPS16386  Orthocarpus bracteosus unknown Sep 1877 Plumas Indian Valley Comment
  JEPS95379  Orthocarpus cuspidatus subsp. cryptanthus Lowell Ahart 1994-7-20 7485 Plumas on both sides of the Pacific Crest Trail, N side of Bunker Hill Ridge, about 1/2 mi NW of Mount Etna 1981 Comment
  SEINET10898079  Orthocarpus hispidus Mary Susan Taylor, M. Foster 1981-6-3 Taylor 3848 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
  JEPS87598  Osmorhiza berteroi Lowell Ahart 1994-7-7 7453 Plumas n side of trail about 3 (air) mi se Pilot Peak (Plumas and Sierra Cos.); Pacific Crest Trail, Bunker Hill Ridge 2011 Comment
  CHSC33742  Osmorhiza chilensis M. S. Taylor 1981-7-22 4016 Plumas S side of 24N19, ca. 0.5 mi se of Pine Creek Valley, ca. 1 mi ne of Argentine Rock, ca. 5 air mi n of Spring Garden. 2225 Comment
  CDA18732  Osmorhiza chilensis G. D. Barbe, T. C Fuller 1982-7-15 3742 Plumas Plumas National Forest; 2.1 miles NE of junction with road to Red Hill Summit. 1524 Comment
  CHSC71628  Osmorhiza occidentalis Vernon H. Oswald; Lowell Ahart 1998-8-11 9493 Plumas Quincy-La Porte Rd. (County Rd. 511) at the South Fork Feather River west of Pilot Peak. 1920 Comment
  CHSC109551  Packera streptanthifolia L. P. Janeway 2012-7-17 10948 Plumas Northern High Sierra Nevada. Plumas National Forest; south side of Cedar Flat. 1701 Comment
  CAS-BOT-BC317124  Packera streptanthifolia var. streptanthifolia Alice Eastwood 1927-6-27 14911 Plumas On road between Reno & Chilcott Comment
  CAS-BOT-BC121011  Paeonia brownii Elmer Ivan Applegate 1921-6-21 5806 Plumas Warner Valley near Drakesbad. Comment
  CHSC95019  Panicum acuminatum var. acuminatum Lowell Ahart 2006-10-23 13499 Plumas On the east side of Slate Creek (there is a large gravel flat caused by the dam), about 30 yards south of where the road ends, about 20 yards north of the dam across Slate Creek, about 1/8 mile northeast of Scales Road, about 5 1/2 miles (air) northeast of Strawberry Valley. 1281 Comment
  RSA286273  Panicum acuminatum var. acuminatum R. F. Thorne 1974-7-30 44994 Plumas Plumas National Forest, Butterfly Valley Botanical Area. 1174 Comment
  UCD88586  Panicum acuminatum var. fasciculatum R. Tofsrud 1948-7-1 s.n. Plumas 1 mile N. of Quincy. Comment
  UCD32835  Panicum acuminatum var. thermale Beecher Crampton 1964-8-25 7164 b Plumas Lassen National Park, Drakesbad. 1/8 mile S of guest houses, slope above Hot Springs Creek. 1676 Comment
  UCD89955  Panicum acuminatum var. thermale Beecher Crampton 1964-8-25 7157 Plumas Lassen Volcanic National Park, Devil's Kitchen. 1859 Comment
  CAS-BOT-BC253736  Panicum capillare John Thomas Howell 1959-9-22 34868 Plumas Drakesbad 1737 Comment
  UCD89595  Panicum dichotomiflorum John Thomas Howell 1959-9-26 35065 Plumas Near Virgilia. 838 Comment
  SD87885  Panicum thermale Frank W. Pierson 1926-6-22 6809 Plumas Drakesbad, Lassen National Park, on shores of Boiling Lake Comment
  UC114925  Parnassia californica Mrs. R. M. Austin 187 Plumas California 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
  CHSC43503  Pedicularis racemosa Lowell Ahart 1979-8-4 2007 Plumas Go from La Porte to Slate Creek, about 3/4 mile from La Porte turn north and enter and cross the hydralic mine, where the road leaves the mine the plants are about 900 feet to the north, 1 mile east of La Porte. 1463 Comment
  JEPS22196  Pedicularis racemosa Rimo Bacigalupi with Howard Whisler 1957-7-25 6032 Plumas 1 mi w of Deadwood Summit (along Bucks Lake Road, about 1 33/4 mi e of se end of Bucks Lake) 1645 Comment
  SBBG128713  Pedicularis racemosa L. Ahart 2008-8-14 15201 Plumas 200 yards NE of the metal gate, E side of Forest Rd 22N68, ca. 100 yards W of the S Fork of the Feather River, ca. 0.5 mi NE of Little Grass Valley Reservoir, ca. 5 mi NE of La Porte 1571 Comment
  CDA14720  Pedicularis semibarbata G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-24 3242 Plumas Mt. Hough-Crystal Lake Road 0.2 mile south of China Grade Road (to Taylorsville). 1737 Comment
  CAS-BOT-BC69352  Pellaea brachyptera W. I. Follett 1929-5-30 s.n. Plumas Rush Creek Hill Comment
  CAS-BOT-BC69355  Pellaea brachyptera M. S. Taylor 1982-6-17 4699 Plumas Blue Nose Mt. quad., at end of 23N49Y, ca. 2 air mi W of White Cap, ca. 5 air mi SW of Sloat 1645 Comment
  JEPS35117  Pellaea brachyptera Geo. E. Davenport and Mrs. R. M. Austin 1877-1 Plumas Comment
  SEINET10834165  Pellaea brachyptera Mary Susan Taylor 1982-6-17 Taylor 4699 Plumas T23N R10E center of se sec of 23. Blue Nose Mt quad. At end of 23N49Y, ca. 2 air mi w of White Cap, ca. 5 air mi sw of Sloat. Elev 5400 ft. 1646 Comment
  UC366578  Pellaea brachyptera unknown Aug. 1883 Plumas Sho'fly Rd Indian Valley; n California, Indian Valley Comment
  CAS-BOT-BC67614  Pellaea bridgesii Emily K. Mcpherson 1976-11-7 76- 32 -10 Plumas Sierra Nevada - 5 miles north of Beckworth - Portola Quad. 2055 Comment
  CAS-BOT-BC67616  Pellaea bridgesii J. G. Lemmon 1889-6-1 s.n. Plumas Gold Lake Valley Comment
  CAS-BOT-BC67589  Pellaea mucronata Mrs. R. M. Austin 1877-11-1 s.n. Plumas Quincy Comment
  POM853  Pellaea mucronata D. L. Crawford 1916-3-12 s.n. Plumas Fern Canyon. Comment
  UC1861788  Pellaea mucronata subsp. mucronata Ruth Kirkpatrick 2001-7-21 1078 Plumas Hwy 70, across North Fork of Feather River from P.G.& E. E. Rogers Flat facility. 670 Comment
  JEPS3429  Penstemon deustus Duncan Dunning 1923-6-4 Plumas near Portola; Humbug Creek, near Portola Comment
  RSA69124A  Penstemon deustus E. K. Balls 1950-9-2 15647 Plumas Mt. Ingalls Lookout, north of Grizzzly Valley. 2485 Comment
  POM256003  Penstemon deustus subsp. deustus Marion Ownbey, Ruth P. Ownbey 1938-7-14 1738 Plumas Below Humboldt Summit, Sierra Nevada. Comment
  RSA43303  Penstemon deustus subsp. deustus W. I. Follett, E. B. Follett 1948-6-1 s.n. Plumas North Fork Feather River, 1.3 mi below Chip Creek. Comment
  CHSC117446  Penstemon deustus var. suffrutescens Lowell Ahart 2016-6-29 21075 Plumas East part of Table Mountain, about 2 miles (air) northwest of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir Dam. 1857 Comment
  CHSC46662  Penstemon deustus var. suffrutescens Lowell Ahart 1989-7-2 6336 Plumas Growing on the north side and near the summit of Pilot Peak, about 10 miles northeast of La Porte. 2255 Comment
  NY609825  Penstemon deustus var. suffrutescens F. S. Crosswhite 1960-6-8 930 Plumas Plumas National Forest, 1 mile south of Indian Falls 1158.2 Comment
  NY600702  Penstemon gracilentus G. Schoolcraft 1989-7-3 1935 Plumas Diamond Mountains, near Bear Valley 1735 Comment
  UC690343  Penstemon gracilentus David D. Keck 1930-7-24 968 Plumas Prattville Sierra Nevada, Prattville 1341 Comment
  UC586842  Penstemon gracilentus Joseph Andorfer Ewan 1934-6-26 8195 Plumas Gold Lake Road near Sierra Co. line; Sierra Nevada 1828 Comment
  CAS-BOT-BC264359  Penstemon heterodoxus var. heterodoxus Anna Head 1920-7-23 s.n. Plumas Southern slopes of Mount Elwell, Feather River Region 2133 Comment
  RSA537616  Penstemon janishiae Barbara Ertter, Gary Schoolcraft 1989-7-3 8667 Plumas Diamond Mountain Peak, ca. 7 airmiles S of Susanville 2317 Comment
  CHSC9731  Penstemon neotericus Nancy Mosman 1971-7-17 108 Plumas Found in meadow 25 ft w of Hwy32 ca. 3.8 mi s of Chester. 1371 Comment
  NY627273  Penstemon neotericus K. A. Vincent 1987-6-25 4432 Plumas Sierra Nevada, Tobin Ridge, North Fork Feather River Canyon; along west side of CA 70, ca. 7.4 miles southwest of Beldon Town. 640.1 Comment
  RSA6234  Penstemon neotericus D. D. Keck 1932-7-6 1719 Plumas 12 miles west of Chester. 1585 Comment
  UC501398  Penstemon neotericus David D. Keck 1932-7-6 1713 Plumas on road to Prattville 8 mi n Greenville; Sierra Nevada, n of Greenville 1463 Comment
  SBBG26886  Penstemon newberryi M. Ownbey, R. Ownbey 1938-7-14 1734 Plumas Humboldt Summit Comment
  RSA79803  Penstemon newberryi subsp. newberryi F. W. Peirson 1926-6-22 6814 Plumas Drakesbad, Lassen National Park. 1677 Comment
  CAS-BOT-BC239305  Penstemon newberryi var. berryi Marion Ownbey; Ruth P. Ownbey 1938-7-14 1734 Plumas Humboldt Summit, Sierra Nevada Comment
  CHSC88859  Penstemon personatus L. Hanson 1988-9-7 332 Plumas Plumas National Forest. Big Creek Junction. 1463 Comment
  CHSC89020  Penstemon personatus L. Hanson 1988-9-7 332 Plumas Plumas National Forest. Big Creek Junction. 1463 Comment
  UC1063509  Penstemon roezlii A. Lewis 1934-6-12 472 Plumas 4 1/2 mi sw Lexington Hill (Mooreville Ridge); Plumas National Forest, Bidwell Bar Quadrangle 1493 Comment
  SEINET3840877  Penstemon rydbergii M. I. Wibawa, Thomas C. Fuller, G. Douglas Barbe, J. T. Howell 1981-6-23 3144 Plumas Lake Almanor, 3.25 miles west of Round Valley Reservoir Dam; One fourth miles east of Junction with road to Canyon Dam (i.e. South arm of Lake Almanor) 1630 Comment
  CAS-BOT-BC239604  Penstemon rydbergii var. oreocharis Mrs. A. L. Coombs 1906-1-1 s.n. Plumas Prattville Comment
  JEPS113518  Penstemon rydbergii var. oreocharis Lowell Ahart, John Dittes 2007-6-16 14113 Plumas East of a small stream, on the south side of County Road 111 (Beckwourth Genesee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis 1647 Comment
  JEPS15108  Penstemon rydbergii var. oreocharis Beryl O. Schreiber 1938-7-9 2521 Plumas 1 mi e Meadow Valley; Plumas National Forest, Bidwell Bar Quad. 1066 Comment
  NY651266  Penstemon rydbergii var. oreocharis F. W. Pennell 1940-6-12 25817 Plumas Along Feather River, west of Beckwourth 1493.5 Comment
  CHSC56882  Penstemon speciosus L. P. Janeway; Garrett Gibson 1991-7-18 4077 Plumas Plumas National Forest. North side of Grizzly Valley ca 1 mi east of Lake Davis. Slope on north side of County Road. 1783 Comment
  UC887339  Penstemon speciosus Anna Head 1921-7-6 Plumas East Pk. Feather River Region 2072 Comment
Read comments
Jun 26 2006
  CHSC75892  Perideridia bolanderi G. F. Hrusa 1997-5-30 13842 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). [Original lat./long. on label is '39 53 N; 120 42 W']. 1450 Comment
  CDA41079  Perideridia bolanderi G. D. Barbe, T. C Fuller 1982-7-16 3770 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
  UCD127830  Perideridia bolanderi M. S. Taylor 1982-6-21 4706 Plumas Eureka Ridge Road (23N09), ca. 1/4 miles west of spring, White Cap, ca. 3 air miles southwest of Sloat. Comment
  JEPS14085  Perideridia lemmonii W. L. Jepson 1939-8-4 19338 Plumas Rock Creek Meadow Valley 1219 Comment
  UC711861  Perideridia lemmonii Roxana S. Ferris and Laura Lorraine 1941-8-9 10427 Plumas Lake Almanor Public Camp; meadow, near village Comment
  RSA0089048  Perideridia parishii Bonnie C. Templeton 1968-6-8 11235 Plumas Butterfly Valley, ca. 10 mi. west of Quincy. 1066 Comment
  CHSC21813  Perideridia parishii subsp. latifolia F. T. Griggs; A. Pass 1975-8-1 287 Plumas Lower Bucks Lake. Comment
  UC1389962  Perideridia parishii subsp. latifolia T. I. Chuang and R. Bacigalupi 1963-8-2 5917 Plumas near Drakesbad Comment
  CAS-BOT-BC419231  Persicaria maculosa Lowell Ahart 1981-9-6 3096 Plumas 1 1/2 miles SW of Crescent Mills 1200 Comment
  UC642419  Phacelia hastata A. A. Heller and P. B. Kennedy 1907-7-6 8755 Plumas Red Clover valley Comment
  CHSC52523  Phacelia heterophylla subsp. virgata L. P. Janeway 1990-6-5 3696 Plumas Near top of ridge on W side of Little Long Valley Creek; ca 1.1 mi NE of Hwy 70/89. Bottom of rocky cut-bank of road 23N12. 1630 Comment
  UC1602017  Phacelia heterophylla subsp. virgata C. G. Albertus 1935-8-2 240 Plumas Big Hill Plumas National Forest, Downieville Quadrangle (s slope) Comment
  RSA107454  Phacelia heterophylla subsp. virgata L. S. Rose 1955-7-19 55138 Plumas Beckworth Pass. 1494 Comment
  CHSC26167  Phacelia humilis Detzer; Sacks 1977-7-16 45 Plumas On se border of Conklin Park Meadow, ca. 3.5 km from Squaw Peak. 1973 Comment
  OBI76964  Phacelia hydrophylloides Anthony Baniaga 2011-8-2 481 Plumas Lassen Natl Forest. Along F.S 10, 30 ft E of rd, ca 1/8 mi SW of Echo Lake. red cinder Quad T30N R7E sec 26 sE of SW 1950 Comment
  RSA428113  Phacelia mutabilis Dorothy Davis 1923-08 s.n. Plumas Mt. Eureka 1524 Comment
  HSC22871  Phacelia mutabilis John Pratt 1970-6-15 20 Plumas Chester Airport Comment
  CHSC76057  Phacelia procera G. F. Hrusa; T. D. Wilfred 1996-7-9 13193 Plumas Grizzly Campground, S of Bucks Lake on Hwy 162. [Original lat./long. on label is '39 52 N; 121 10 W']. 1600 Comment
  CAS-BOT-BC265832  Phalaris arundinacea John Thomas Howell 1961-9-23 36827 Plumas Indian Valley, Sierra Nevada 1082 Comment
  SEINET7297007 Image available Phalaris arundinacea John Thomas Howell 1973-1 49713 Plumas Crescent Mills 1067 Comment
  OBI13974  Philadelphus lewisii Lewis S. Rose 1967-7-9 67139 Plumas Caribou, North Fork, Feather River 914 Comment
  CAS-BOT-BC260843  Phleum pratense John Thomas Howell; Walter Knight; Irja Knight; Gordon H. True 1967-7-10 2177 Plumas Mouth of Butterfly Creek, Butterfly Botanical Area and Vicinity 883 Comment
  CAS-BOT-BC260848  Phleum pratense John Thomas Howell 1959-9-21 34725 Plumas Belden, Sierra Nevada 701 Comment
  CDA2313  Phleum pratense A. A. Beetle 1941-6-28 2777 Plumas West side of Lake Almanor Comment
  CHSC24251  Phleum pratense K. R. Stern 1975-7-24 Plumas SE side of Lake Almanor. Comment
  SEINET4889142  Phleum pratense C. Tanner 1999-6-26 s.n. Plumas Intersection of Rock and Plumas Streets, in the city of Portola 1484 Comment
  SD7491  Phlox caespitosa Mrs. R. M. Austin 1879-1 Plumas Mt. Dyer, Big Meadows Comment
  CHSC1302  Phlox diffusa J. Gulick 1929-5-15 Plumas Near Chester. 1524 Comment
  CHSC89811  Phlox diffusa G. Douglas Barbe; T. C. Fuller, J. T. Howell 1981-6-24 3264 Plumas Sierra Nevada. Summit of Mt. Hough. 2194 Comment
  RSA739618  Phlox diffusa L. P. Janeway 2007-5-20 8983 Plumas Northern High Sierra Nevada, Top of Red Hill. 1929 Comment
  UC1124174  Phlox diffusa C. W. Hanks 1934-8-9 25 Plumas n of Sierra Valley; Plumas National Forest, Sierraville Quad. 1859 Comment
  UC535991  Phlox diffusa Elmer I. Applegate 1929-6-21 5818 Plumas Warner Valley, Kelly's Camp Mt. Lassen Region Comment
  SEINET10496849  Phlox diffusa Lowell Ahart, Peter Ahart 1983-8-17 Ahart 4337 Plumas Near Onion Valley, west of Pilot Peak, near the Quincy-LaPorte Rd, northeast of La Porte. Red Fir Forest; 2000 m. 2000 Comment
  JEPS113606  Phlox gracilis Lowell Ahart, John Dittes 2007-6-16 14110 Plumas East of a small stream, on the south side of County Road 111 (Beckwourth Gensee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis 1647 Comment
  UCD118240  Phlox hoodii subsp. canescens Kim Nixon 1977-5-29 33 Plumas 7.2 miles east of Doyle on Greeno Rd. then 0.2 miles north on Bird Creek Rd. 1950 Comment
  SJSU15168  Phlox longifolia N. A. Hopkins 1993-6-16 1733 Plumas by Beckwourth-Janesville Rd N of Milford Fork 1524 Comment
  CAS-BOT-BC60674  Phoenicaulis cheiranthoides M. S. Taylor 1982-5-14 4450 Plumas Along ridge above Turner Springs Road, ca. 1 mile south of Highway 114 (Clio-Portola Road). 1645 Comment
  CAS-BOT-BC135163  Phoradendron juniperinum M. S. Taylor 1982-5-17 4464 Plumas N side of 22N55, near its jct with 22N88 & 22N54, ca. 2 mi SE of Portola, on ridges below Beckwourth Peak 1706 Comment
  LA41262  Phyllodoce breweri Mrs. C. W. Hollis; 1928-6-30 sn Plumas Mt. Lassen National Forest, Drakesbad Comment
  SEINET7270694  Phyllodoce breweri M. J. Williams 1966-7-11 s.n. Plumas Edge of meadow below Luther Ridge, above Johnsville 2256 Comment
  RSA451853  Physocarpus capitatus Anstruther Davidson 1928-7-1 s.n. Plumas Feather River [county not specified: Butte, Plumas or Sierra] Comment
  CAS-BOT-BC78469  Pinus contorta subsp. murrayana John Thomas Howell 1960-7-18 35502 Plumas Drakesbad 1828 Comment
  CHSC9732  Pinus contorta subsp. murrayana Nancy Mosman 1971-7-17 111 Plumas Along e side of Hwy 32 ca. 3.8 mi s of Chester, Calif. 1371 Comment
  POM181869  Pinus contorta var. murrayana J. G. Lemmon 1889-06 s.n. Plumas Sierra Valley Comment
  UC1219840  Pinus jeffreyi R. A. Cockrell 1940-7-31 8552 Plumas Meadow Valley Meadow Valley (ridge top) 1676 Comment
  CHSC35285  Pinus lambertiana M. S. Taylor 1981-8-25 4242 Plumas Just off Spur Rd off Red Hill Rd (26N22F), ca. 1 air mi ne of the Lookout, ca. 5 air mi ne of Belden. 1767 Comment
  MACF019587  Pinus lambertiana Trudy R. Ericson 1975-9-18 399 Plumas Taylor Lake, Plumas National Forest 2163 Comment
  RSA59457  Pinus monticola E. K. Balls 1950-9-2 15653 Plumas Slightly below Mt. Ingalls Lookout on south slope, north of Grizzly Valley. 2485 Comment
  NY42445  Pinus ponderosa J. B. Walker 1994-8-1 861 Plumas This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  SEINET12616076  Pinus ponderosa var. ponderosa D. A. Charlet, T. Charlet 1996-7-20 2299 Plumas Sierra Nevada; Diamond Mts Feather River Drainage near headwaters of Last Chance Ck, south of Milford Grade 1737 Comment
  SEINET10497598  Plagiobothrys cognatus Mary Susan Taylor 1982-7-8 Taylor 4799 Plumas T23N R14E nw/se sec 27. Portola quad. S side of Feather River, ca. 1 mi sw of Beckwourth, on Ramelli Ranch, ca. 1/4 mi e of Calpine Rd (109). 4880 ft. 1487 Comment
  CHSC113930  Plagiobothrys cusickii Lowell Ahart 2014-8-20 19712 Plumas Near springs on the east edge of Lake Almanor, about 200 yards north of the causeway across Lake Almanor, about 1-1/4 miles east of Chester. 1386 Comment
  UC127439  Plagiobothrys cusickii A. A. Heller and P. B. Kennedy 1907-7-2 8681 Plumas between Vinton and Beckwith Comment
  CAS-BOT-BC230961  Plagiobothrys hispidulus John Thomas Howell 1962-6-18 37746 Plumas Sierra Valley near Beckwourth 1487 Comment
  CHSC101865  Plagiobothrys hispidulus Lowell Ahart; John Dittes, Josephine Guardino 2009-6-15 15900 Plumas About 200 yards northwest of Lake Almanor Dam, depression in mined over area. 1421 Comment
  CHSC102749  Plagiobothrys hispidulus Lowell Ahart; John Dittes, Josephine Guardino 2009-7-22 16150 Plumas Meadow on the west side of Forest Service Road 27N92K, east side of Long Valley, about 3.5 miles (air) west-southwest of Greenville, about 5.2 miles (air) southeast of Lake Almanor Dam. 1606 Comment
  CHSC117177  Plagiobothrys hispidulus Lowell Ahart 2016-6-29 21057 Plumas On the north 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
  CHSC97187  Plagiobothrys hispidulus Lowell Ahart; John Dittes, Josephine Guardino 2007-6-8 14059 A Plumas East side of an open rocky flat, 60 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis. 1965 Comment
  UC573157  Plagiobothrys mollis Herbert L. Mason 1924-6-26 1093 Plumas Blairsden Comment
  CAS-BOT-BC228469  Plagiobothrys mollis M. S. Taylor 1982-7-8 4802 Plumas On Ramelli Ranch on S side of Feather River, 1 mile SW of Beckwourth 1487 Comment
  CHSC63699  Plagiobothrys mollis var. mollis Vernon H. Oswald 1994-9-6 6475 Plumas Last Chance Marsh near the head of the meadow on the N side of the Hwy. 36 Causeway at Lake Almanor. 1373 Comment
  CHSC81107  Plagiobothrys mollis var. mollis Lowell Ahart 2001-8-28 9211 Plumas Strand of Lake Almanor, west of the intersection of the dirt road to Last Chance Marsh and the poor dirt road that goes south along Lake Almanor to the causeway of Highway 36, about 3/4 mile northeast of Chester. 1371 Comment
  RSA754959  Plagiobothrys scouleri var. hispidulus L. Ahart, John Dittes, Josephine Guardino 2009-6-15 15900 Plumas About 200 yards northwest of Lake Almanor Dam. 1422 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
  SJSU7540  Plagiobothrys tenellus L. S. Rose 1967-6-12 67118 Plumas Butterfly Valley c. 3 mi W of Keddie 1219 Comment
  OBI20915  Plagiobothrys tenellus Lewis S. Rose 1967-5-6 67058 Plumas North Fork, Feather River. Injun Jim camp 610 Comment
  UC963902  Plagiobothrys tenellus Milo S. Baker 1952-5-24 12456 Plumas below Crescent Mills (in edge of forest); Indian Valley Comment
  CHSC59921  Plantago major L. P. Janeway 1992-7-23 4277 Plumas Plumas National Forest. Gravel bar on north side of Middle Fork Feather River near the mouth of Bonta Creek; behind Mohawk Ranger Station. 1315 Comment
  CHSC20839  Platanthera leucostachys K. R. Stern 1975-7-24 5812 Plumas E shore of Lake Almanor. 1371 Comment
  JEPS88493  Platanthera leucostachys Vernon H. Oswald and Lowell Ahart 1996-8-1 8138 Plumas Forest Road 27N16 ca 1.5 mi nw Hauns Mdw. (s slope of mt., uphill side of road, ca 1.5 mi se of Dyer Mtn. Lookout, n of Hwy 89, e of Lake Almanor, nw of Greenville); Dyer Mtn., Second Water Trough Creek 1706 Comment
  RSA52864  Platanthera leucostachys R. Weatherby 1950-7-7 1452 Plumas Gansner Creek, Quincy. 1220 Comment
  CHSC75563  Platanthera sparsiflora G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-26 3354 Plumas 0.25 mile east of Bucks summit on Bucks Lake Road. 1670 Comment
  RSA508613  Plectritis congesta R. M. Austin 1878-05 s.n. Plumas Indian Valley. Comment
  CAS-BOT-BC254766  Poa bolanderi John Thomas Howell 1960-7-19 35633 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  CDA14773  Poa bolanderi G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-26 3368 Plumas Grizzly Summit 6 miles west of Bucks Lake on Spanish Ranch-Buteet County Road. 0 Comment
  CHSC87989  Poa bolanderi Lowell Ahart; John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11155 Plumas On the north side of a forest road, about 1/4 mile north of Taylor rock, about 1 mile (air) southwest of Grizzly Peak, about 5 miles (air) south of Taylorsville, about 8 miles (air) northeast of Quincy. 2139 Comment
  UC1024757  Poa bolanderi Leo Whitney 1934-8-12 2295 Plumas ca 9 mi nw Portola (Freeman Creek, nw end of Big Grizzley Valley); Plumas Nat'l Forest 1828 Comment
  CHSC97538  Poa bulbosa Lowell Ahart; John Dittes 2007-6-17 14191 Plumas Meadow, about 100 yards southwest of County Road 111 (Beckwourth Gensee 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
  CHSC96859  Poa compressa Lowell Ahart; John Dittes, Josephine Guardino 2007-6-8 14030 Plumas Strand of Lake Davis, southeast of the end of the road, north end of Lake Davis. 1763 Comment
  JEPS115125  Poa compressa Lowell Ahart, John Dittes, Josephine Guardino 2009-7-29 16230 Plumas On dry to damp bare soil, below the high water line of Lake Almanor, 1,849 feet northwest of Lake Almanor Dam 1591 Comment
  CAS-BOT-BC255125  Poa cusickii E. Sawyer 1935-5-22 26 Plumas 3.25 miles ENE of Beckwith Butte (ca. 2 miles S of Beckwith) 1493 Comment
  RSA129116  Poa cusickii E. Sawyer 1935-5-22 26 Plumas 3 1/4 miles northwest of Beckwith Butte. 1494 Comment
  CHSC100878  Poa cusickii subsp. cusickii L. P. Janeway; B. Castro 2008-6-8 9395 Plumas Northern High Sierra Nevada. Northeast side of middle of Lower Thompson Valley, about 1.8 km north of Red Clover Creek and about 10 m northeast of the Thompson Valley Creek. 1670 Comment
  UC725569  Poa cusickii subsp. cusickii A. A. Heller 1942-5-8 16464 Plumas meadow w of Vinton 1524 Comment
  CHSC96922  Poa cusickii var. cusickii Lowell Ahart; John Dittes, Josephine Guardino 2007-6-8 14014 Plumas West side of an open rocky flat, 20 yards west of a poor dirt road, about a mile (air) north of the north end of Lake Davis. 1965 Comment
  SEINET10827596  Poa nevadensis Frederick J. Hermann 1955-7-27 Hermann 11947 Plumas Dried swale along highway; Vinton. Comment
  CAS-BOT-BC247271  Poa palustris John Thomas Howell; Gordon H. True 1969-6-23 45830 Plumas On Middle Fork of Feather River at Nelson Point 1249 Comment
  CHSC34318  Poa palustris L. Ahart 1981-9-6 3064 Plumas Along the edge of Lights Creek, ca. 6 mi n of Taylorsville. 1300 Comment
  CHSC51516  Poa palustris L. P. Janeway 1990-8-16 3832 Plumas Plumas National Forest. Along edges of Meadow Cr (dry) ca half-way between Red Clover Cr and Mt Ingalls. 2042 Comment
  UCD91797  Poa palustris John Thomas Howell 1955-7-19 30735 Plumas Portola. 1478 Comment
  CAS-BOT-BC247379  Poa pratensis W. Harnach; N. Harnach 1991-6-21 561 Plumas Sierra Valley. Next to R/R bridge east of Co. Rd. A-23 1487 Comment
  CAS-BOT-BC247382  Poa pratensis Lewis S. Rose 1954-5-30 54078 A Plumas Beckwourth 1524 Comment
  CAS-BOT-BC247390  Poa pratensis Clare B. Hardham 1970-8-8 17701 E Plumas Road to Thompson Peak Lookout 2133 Comment
  SEINET10926435  Poa pratensis Lewis S. Rose 1954-5-30 Rose 54078 A Plumas Sierra Nevada, Beckwourth. Desert slopes. 1524 Comment
  CHSC103122  Poa pratensis subsp. pratensis Lowell Ahart; John Dittes, Josephine Guardino 2009-7-21 16105 Plumas About 20 yards east of Forest Service Road 27N26, about 1000 feet northwest of Powerhouse at the north end of Butt Valley Reservoir, about 3 miles (air) southwest of Lake Almanor. 1302 Comment
  JEPS110423  Poa pratensis subsp. pratensis Lowell Ahart 2006-7-9 12925 Plumas Small seep, about 100 yards north of the paved basalt road, about 3 3/4 miles (air) northwest of Tamarack Flat, about 5 3/4 miles (air) northwest of Little Grass Valley Reservoir 1678 Comment
  POM180948  Poa secunda A. A. Heller, P. B. Kennedy 1907-7-3 8711 Plumas Hills above Red Clover Valley Comment
  UCD90266  Poa secunda A. A. Beetle 1941-6-28 2769 Plumas West side of Lake Almanor. 1828 Comment
  CAS-BOT-BC242960  Poa secunda subsp. secunda L. W. Swift No date on label 75 Plumas Squaw Valley 1767 Comment
  CAS-BOT-BC242974  Poa secunda subsp. secunda A. A. Heller; P. B. Kennedy 1907-7-3 8706 Plumas Hills above Red Clover Valley Comment
  CAS-BOT-BC242985  Poa secunda subsp. secunda John Thomas Howell 1975-6-16 51151 Plumas 2 miles NW of Spring Garden 1173 Comment
  CDA18764  Poa secunda subsp. secunda G. D. Barbe, T. C Fuller 1982-7-16 3752 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
  CHSC100881  Poa secunda subsp. secunda L. P. Janeway; B. Castro 2008-6-8 9397 Plumas Northern High Sierra Nevada. Northeast side of middle of Lower Thompson Valley, about 1.8 km north of Red Clover Creek and about 10 m northeast of the Thompson Valley Creek. 1670 Comment
  JEPS113750  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
  UCD91634  Poa secunda subsp. secunda August L. Hormay 1932-6-9 s.n. Plumas Squaw Queen Valley, near Crocker Ranger Station, Plumas National Forest. 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
  UCD92094  Poa trivialis B. Corbin 2001-6-7 1007 Plumas Susanville. North of Chilcoot. 1627 Comment
  JEPS108541  Poa wheeleri L. P. Janeway, B. Castro 2006-6-3 8662 Plumas Northern High Sierra Nevada. East side of narrow drainage connecting the upper and lower parts of Thompson Valley 1676 Comment
  CHSC21196  Polemonium californicum F. T. Griggs; A. Pass 1975-7-17 223 Plumas Buck's Lake. Comment
  SEINET4335273  Polygonum A. A. Heller, P. B. Kennedy 1907-7-5 8744 Plumas Hills above Red Clover valley Comment
  JEPS102479  Polygonum arenastrum Lowell Ahart 2001-10-8 9309 Plumas On the sides of Boulder Creek, below the high water line of Antelope Lake, about 24 mies (air) NE of Quincy. 1522 Comment
  CHSC95015  Polygonum aviculare Lowell Ahart 2006-10-23 13483 Plumas Gravel bar, on the west side of Slate Creek (there is a large gravel flat caused by the dam), where the road ends, about 50 yards north of the dam across Slate Creek, about 1/8 mile northeast of Scales Road, about 5 1/2 miles (air) northeast of Strawberry Valley. 1281 Comment
  NY404735  Polygonum aviculare Mrs. Ames 1876-1 s.n. Plumas Comment
  SD46511  Polygonum aviculare Robert J. Weatherby 1950-7-21 1468 Plumas Railroad tracks east Quincy 1036 Comment
  SEINET11934445  Polygonum aviculare L. Ahart, Ahart, P. 1985-1 5174 Plumas Below the high water line of Little Grass Valley Reservoir, where the South Fork of the Comment
  RSA52889  Polygonum davisiae R. Weatherby 1950-8-11 1511 Plumas in lodgepole pine belt, near Hellgranite Pond, Lakes Basin Area. 2012 Comment
  CAS-BOT-BC414550  Polygonum douglasii John Thomas Howell 1960-7-18 35569 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  SBBG121286  Polygonum douglasii L. Ahart, J. Dittes 2007-6-16 14091 Plumas S side of County Rd 111 (Beckwourth Genesee Rd), 50 yards E of Forest Rd 24N08, Red Clover Valley, ca. 2 mi (air) N of the N end of Lake Davis 1647 Comment
  CHSC57092  Polygonum douglasii subsp. douglasii L. P. Janeway 1991-7-11 4071 Plumas Between Smith Peak and the southwest corner of lake Davis; between Humbug Creek and Dan Blough Creek. 1798 Comment
  CHSC92182  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
  CHSC97168  Polygonum douglasii subsp. douglasii Lowell Ahart; John Dittes, Josephine Guardino 2007-6-8 14001 Plumas East side of an open rocky flat, 50 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis. 1965 Comment
  JEPS115198  Polygonum douglasii subsp. douglasii Lowell Ahart, John Dittes, Josephine Guardino 2009-7-21 16116 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
  RSA101483  Polygonum kelloggii R. Weatherby 1955-6-26 1551 Plumas Mud Lake, Lakes Basin Area. 2195 Comment
  JEPS102551  Polygonum lapathifolium Lowell Ahart 2001-10-16 9373 Plumas On the NW side of Round Valley Reservoir, just below the road, about 2 1/2 miles SW of Greenville. 1363 Comment
  SEINET4335354  Polygonum majus W. Harnach, N. Harnach 1990-6-13 366 Plumas Sierra Valley, Ramelli Ranch (USFS) 1487 Comment
  CHSC117457  Polygonum minimum Lowell Ahart 2016-6-29 21080 Plumas Top and east side of Table Mountain, about 2 miles (air) northwest of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir Dam. 1857 Comment
  NY404588  Polygonum muehlenbergii Mrs. Ames s.n. Plumas Comment
  UC1101118  Polygonum persicaria Malcolm A. Nobs and S. Galen Smith 1949-8-19 1407 Plumas ca 2 mi s Greenville; Indian Valley Comment
  UC1136143  Polygonum phytolaccifolium Beryl O. Schreiber 1938-7-10 2530 Plumas 1/4 mi s U.C. Forestry Camp (nr Mdw. Valley); Plumas National Forest, Bidwell Bar Quadrangle Comment
  CAS-BOT-BC419881  Polygonum polygaloides subsp. confertiflorum Thomas H. Kearney 1944-8-14 41 Plumas Near Prattville, Lake Almanor Comment
  UC1111532  Polygonum polygaloides subsp. confertiflorum Herbert L. Mason 1957-6-21 14700 Plumas vernal pool e Beckwourth Butte; Sierra Valley Comment
  CAS-BOT-BC420063  Polygonum polygaloides subsp. kelloggii John Thomas Howell 1960-7-19 35630 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  JEPS103405  Polygonum polygaloides subsp. kelloggii Lowell Ahart 2002-7-2 9822 Plumas On the bottom of the water holding pond, ca 150 yards N of Forest Road 22N94, on Hartman Bar Ridge, ca 1 mile (air) SW of Franklin Hill, ca 4 1/2 miles (air) NW of Tamarack Flat, ca 9 miles (air) NW of La Porte. 1597 Comment
  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
  CAS-BOT-BC420048  Polygonum polygaloides subsp. kelloggii D. E. Breedlove 1962-6-12 3432 Plumas Along State Highway 36, 6.9 miles west of Chester 1524 Comment
  CHSC81400  Polygonum ramosissimum subsp. prolificum Lowell Ahart 2001-9-18 9290 Plumas Near Cow Creek, on the strand of Lake Davis. 1761 Comment
  CDA28561  Polygonum sawatchense G. D. Barbe 1982-6-9 3659 Plumas Southeast and below Thompson Peak, overlooking Honey Lake Valley; Plumas National Forest. Comment
  CAS-BOT-BC421039  Polygonum spergulariiforme Mrs. E. C. Sutliffe 1919-8-1 s.n. Plumas Gold Lake Region 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
  CHSC21314  Polystichum imbricans F. T. Griggs; A. Pass 1975-7-8 122 Plumas Buck's Lake Forest Service Survey. Comment
  SBBG304  Polystichum imbricans subsp. imbricans H. and M. Dearing 1938-7-2 2271 Plumas Feather River Hwy 609 Comment
  UC1523809  Polystichum imbricans subsp. imbricans Gary Schoolcraft 1982-8-2 842 Plumas w Crescent Mills 1219 Comment
  CHSC63442  Polystichum lemmonii Lowell Ahart 1994-7-28 7531 Plumas North-east of Frenchman Hill, south-west of Bucks Lake. 1706 Comment
  CHSC96760  Polystichum lemmonii G. Douglas Barbe; T. C. Fuller 1982-6-15 3729 Plumas Sierra Nevada. Plumas County. Red Hill Summit, Plumas National Forest. 1901 Comment
  CAS-BOT-BC102702  Populus tremuloides John Thomas Howell 1960-7-18 35589 Plumas Drakesbad 1828 Comment
  SEINET10539162  Populus tremuloides Mary Susan Taylor 1981-7-27 Taylor 4124 Plumas T25N R12E SW 1/4 NE 1/4 sec 25. Grizzly valley quad. Along spring crossing. Beckworth-Genesse Rd., between Crystal and Meadow Creeks, ca. 2 mi S of Notson Bridge, ca. 17 air mi NE of Blairsden. 5700 ft. 1757 Comment
  JEPS98975  Populus trichocarpa Lowell Ahart 2001-6-4 8751 Plumas Edge of the South Fork of the Feather River, about 1/4 mile NE of the Feather Fork Mine, about 2 miles NE of Little Grass Valley Reservoir, about 6 miles (air) NE of La Porte. 1615 Comment
  SD6542  Porterella carnosula Mrs. R. M. Austin 1879-1 Plumas Big Meadows Comment
  SEINET10460755  Porterella carnosula Howell 1963-6-4 Howell 39405 Plumas Marble Hot Springs, Sierra Valley Comment
  SEINET10873429  Porterella carnosula Sawyer 1935-6-27 SAWYER 163 Plumas Charlies Valley, northwest of Beckwith, Plumas National Forest 1524 Comment
  CAS-BOT-BC267204  Potamogeton foliosus Malcom A. Nobs; S. Galen Smith 1949-8-18 1363 Plumas Last Chance Marshes at N end of Lake Almanor, just S of Chester Comment
  JEPS87464  Potamogeton natans Vernon H. Oswald and Lowell Ahart 1993-8-11 5783 Plumas Domingo Lake 0.5 mi s of Willow Lake (1 mi s of Lassen Volcanic National Park); Domingo Lake 1767 Comment
  CAS-BOT-BC453789  Potamogeton natans Walter Knight; Irja Knight 1966-6-18 1362 Plumas Butterfly Botanical Area and Vicinity. Butterfly Valley Comment
  CAS-BOT-BC453793  Potamogeton natans Virginia Moore 1964-8-2 s.n. Plumas On slope above Butterfly Valley Comment
  UC1099845  Potamogeton natans Malcolm A. Nobs, S. Galen Smith 1949-8-20 1468 Plumas 9 mi s of Milford (on road between Beckwith and Milford, along Willow Creek); Willow Creek Comment
  SD6452  Potamogeton perfoliatus Daniel Cleveland 1882-5-12 Plumas Big Meadows Comment
  CAS-BOT-BC143428  Potentilla Clare B. Hardham 1978-8-11 21759 Plumas About 5 miles southeast of Thompson Peak 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
  CHSC44971  Potentilla gracilis K. R. Stern 1985-6-25 8227 Plumas Vicinity of Blairsden. 1402 Comment
  CHSC65383  Potentilla gracilis var. fastigiata Lowell Ahart 1995-9-13 7635 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
  CHSC66640  Potentilla gracilis var. fastigiata Vernon H. Oswald; Lowell Ahart 1996-7-15 8041 Plumas High Cascade Range. E side of Last Chance Marsh at the N end of Lake Almanor, ca. 1.4 mi S of Last Chance Campground at the streams and meadow extending E from road 29N11. 1371 Comment
  CHSC76142  Potentilla gracilis var. fastigiata G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-24 3220 Plumas Rhinehart Meadow, Mt. Hough-Crystal Lake Road 1.0 mile south of China Grade Road (to Taylorsville). 1676 Comment
  CHSC97210  Potentilla gracilis var. fastigiata Lowell Ahart; Josephine Guardino 2007-7-20 14333 Plumas Strand of Lake Davis, about 100 yards west of Long Point, northeast side of Lake Davis. 1763 Comment
  CAS-BOT-BC540070  Potentilla gracilis var. fastigiata L. P. Janeway 1989-7-25 3517 Plumas Crocker Meadow; near Beckwourth - Genesee Rd (rd 111), 6.4 mi north of Beckwourth 1737 Comment
  CAS-BOT-BC540407  Potentilla gracilis var. fastigiata John Thomas Howell 1961-6-21 36689 Plumas Sierra Nevada, Greenville 1097 Comment
  CAS-BOT-BC540416  Potentilla gracilis var. fastigiata Elizabeth McClintock 1968-5-18 s.n. Plumas E of Frenchman Reservoir N of Chilcoot. 1706 Comment
  POM34033  Potentilla millefolia Marcus E. Jones 1897-7-3 s.n. Plumas Prattville. 1372 Comment
  CAS-BOT-BC145201  Potentilla rivalis Thomas H. Kearney 1944-8-14 67 Plumas Near Prattville, Lake Almanor Comment
  CHSC102144  Potentilla rivalis Lowell Ahart; John Dittes, Josephine Guardino 2009-7-29 16234 Plumas On dry to damp bare soil, below the high water line of Lake Almanor, 1,849 feet northwest of Lake Almanor Dam. 1591 Comment
  CHSC112554  Poteridium annuum B. Castro; L. P. Janeway 2007-6-7 1639 Plumas Northern High Sierra Nevada. NW side of lower Thompson Valley 1.25 mi N of the mouth of McReynolds Creek at Red Clover Creek. W side of Thompson Creek, downstream of small rock dam, ca 600 ft below edge ofopen Ponderosa-Jeffrey pine forest. 1673 Comment
  OBI9970  Poteridium annuum Lewis S. Rose 1967-7-12 67169 Plumas Quincy 1036 Comment
  RSA755328  Prunella vulgaris var. lanceolata L. Ahart, John Dittes 2009-7-13 16042 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
  RSA252498  Prunus emarginata Robert F. Thorne 1969-9-6 39224 Plumas Ca. 2.5 miles S of Graeagle on Gold Lake Road. 1646 Comment
  UCD113230  Prunus emarginata O. Lilleland 1932-8-1 s.n. Plumas Plumas County. 187 Comment
  CAS-BOT-BC154843  Prunus virginiana var. demissa Lewis S. Rose 1967-6-19 67121 Plumas Butterfly Valley, ca. 3 mi. w. of Keddie 1005 Comment
  CAS-BOT-BC154848  Prunus virginiana var. demissa Alice Eastwood 1918-5-25 7039 Plumas Portola Comment
  SEINET7412554  Prunus virginiana var. demissa M. Ferguson, D. Matthews, C. Hoffman, J. Jaggers, B. Kalb, A. Onisko 2011-10-3 s.n. Plumas Grizzly Creek Ranch, near riparian area. Comment
  UCD113528  Prunus virginiana var. demissa Matt Georgeff 1992-5-17 20 Plumas Snake Lake campground, 15 miles west of Quincy, 0.5 mile from campground. 1249 Comment
  CAS-BOT-BC356382  Pseudognaphalium beneolens John Thomas Howell 1960-7-20 35756 Plumas Lassen Volcanic National Park. Boiling Springs Lake 1798 Comment
  JEPS102725  Pseudognaphalium luteoalbum Lowell Ahart 2001-10-16 9370 Plumas On a bank on the south side of a small stream, and on the NW side of Round Valley Reservoir, about 2 1/2 miles SW of Greenville. 1363 Comment
  JEPS29571  Pseudognaphalium thermale John Thomas Howell 1960-7-20 35756 Plumas Boiling Springs Lake Lassen Volcanic Park, Boiling Springs Lake 1798 Comment
  UC1118464  Pseudognaphalium thermale E. Nourse 1934-9-26 39 Plumas 3.75 mi n Quincy; Plumas National Forest, Downieville Quad. 1158 Comment
  CHSC63133  Pseudostellaria jamesiana Lowell Ahart 1994-7-7 7452 Plumas On the north side of Pacific Crest Trail, on Bunker Hill Ridge, about 3/4 miles (air) south-east of Pilot Peak. 2011 Comment
  SD8167  Pseudostellaria jamesiana R. M. Austin 1880-1 Plumas Big Meadows Comment
  UC1075673  Pseudostellaria jamesiana Robert J. Weatherby 1955-7-2 1582 Plumas Wilcox Valley 1767 Comment
  CAS-BOT-BC174809  Pseudostellaria sierrae W. W. Wagner 1919-6-29 293 Plumas [Grizzley] Grizzly Ridge 1981 Comment
  UC1948764 Image available Pseudostellaria sierrae Richard K. Rabeler, B. Ertter, T. Morosco, J. Shevock 1997-6-14 1290 Plumas Plumas County: 150 ft S of FS road 26N49Y, 0.9 mi E of Plumas Co. 204 (Dixie Canyon Road), 1.95 mi N of CA 89, W of Crescent Mills. 1463 Comment
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Jun 15 2011
  SEINET10475094  Psilocarphus brevissimus Mary Susan Taylor 1982-8-19 Taylor 5115 Plumas T22N R12E sw/ne sec 9. Johnsville quad. In lawn at upper barracks, Mohawk Ranger Station, s side of Hwy 70, ca. 1 mi w of Blairsden. 4350 ft. 1326 Comment
  CAS-BOT-BC361776  Psilocarphus brevissimus var. brevissimus Herbert L. Mason 1952-7-17 14390 Plumas Sierra Nevada. Beckwourth. Sierra Valley 1524 Comment
  CHSC102435  Psilocarphus brevissimus var. brevissimus L. P. Janeway; B. Castro 2009-6-7 9800 Plumas Northern High Sierra Nevada. Lower Thompson Valley 1.5 km north of Red Clover Creek, 125 m southwest of Thompson Valley Creek. 1670 Comment
  CAS-BOT-BC361997  Psilocarphus tenellus John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1967-7-10 2126 Plumas Butterfly Botanical Area and Vicinity 1127 Comment
  CAS-BOT-BC72608  Pteridium aquilinum John Thomas Howell 1960-7-20 35744 Plumas Boiling Springs Lake 1798 Comment
  CAS-BOT-BC72544  Pteridium aquilinum J. G. Lemmon & Wife s.n. Plumas Sierra Valleys Comment
  UC485727  Pteridium aquilinum var. pubescens H. F. Copeland 1932-8-24 Plumas Drakesbad Comment
  JEPS113514  Pterospora andromedea Lowell Ahart, John Dittes, Josephine Guardino 2007-8-10 14478 Plumas About 120 yards south of Beckwourth Gensee Road, there is a small quarry east of a poor road, the meadow and stream, about 2 miles (air) north of the north end of Lake Davis 1761 Comment
  SEINET10454559  Pteryxia terebinthina var. californica Mary Susan Taylor, H. Swanson 1982-8-11 Taylor 4967 Plumas T21N R11E se sec 3. Sierra City NW quad. On ridge between Florentine Cyn and Spencer Lakes, ca. 5 mi sw of Johnsville. 7000 ft. 2133 Comment
  SEINET10859933  Puccinellia erecta Vernon H. Oswald, Lowell Ahart 1989-8-22 Oswald 3952 Plumas T26N R5E se/S11, Red Fir Forest. Impounded spring on the e side of Humbug Rd 1.5 mi (odometer) n of Humbug Summit (Butte County line). Rooted in shallow water on the edge of the pond. 1981 Comment
  CAS-BOT-BC147869  Purshia tridentata var. tridentata Ben Beard; J. D. Schoeller 1926-5-24 417 Plumas Plumas National Forest, Last Chance naer McDermott Pasture Comment
  CAS-BOT-BC147876  Purshia tridentata var. tridentata John Thomas Howell 1962-6-17 37692 Plumas Portola 1463 Comment
  CHSC113656  Purshia tridentata var. tridentata L. P. Janeway 2014-5-25 11266 Plumas High Cascade Range. Along the ridgeline between Scotts John Creek and Butt Creek, 1.2 air-km northeast of the top of Humboldt Peak; Pacific Crest Trail nearby. 2073 Comment
  JEPS107603  Purshia tridentata var. tridentata Lowell Ahart, Josephine Guardino 2005-8-10 12308 Plumas Along a poor logging road, northeast of a small branch of Lights Creek, east side of Forest Road 27N54, about 5 1/2 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake 1821 Comment
  RSA715669  Purshia tridentata var. tridentata L. Ahart, J. Guardino 2005-8-10 12308 Plumas Northeast of a small branch of Lights Creek, east side of Forest Road 27N54, about 5 1/2 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1822 Comment
  RSA286337  Pycnanthemum californicum Robert F. Thorne 1974-7-30 45005 Plumas Plumas National Forest: Butterfly Valley Botanical Area. 1159 Comment
  JEPS48508  Pyrola aphylla Esther C. Fritz 1933-8-5 Plumas Camp Califorest near Meadow Valley 1188 Comment
  CAS-BOT-BC460826  Pyrola aphylla Walter Knight; Irja Knight; John Thomas Howell 1966-7-26 1567 Plumas Sierra Nevada: Butterfly Botanical Area. Fern Glen 1112 Comment
  JEPS58854  Pyrola asarifolia H. L. Mason 1924-6-26 Plumas Blairsden Comment
  CHSC33935  Pyrola dentata M. S. Taylor; M. Foster 1981-7-14 4011 Plumas Saddle at head of Bullfrog Ravine, along rd 26N18, 3 air mi nw of Indian Falls. 1584 Comment
  CAS-BOT-BC466098  Pyrola picta Walter Knight; Irja Knight; John Thomas Howell; Gordon H. True 1967-7-12 2108 Plumas Butterfly Botanical Area and Vicinity; between valley and Darlingtonia bog 1066 Comment
  CAS-BOT-BC466106  Pyrola picta Clare B. Hardham 1978-8-11 21798 a Plumas In volcanic area about 5 miles SE of Thompson Peak Comment
  CAS-BOT-BC328157  Pyrrocoma lucida John Thomas Howell 1961-9-25 36957 Plumas Portola, Sierra Nevada 1478 Comment
  SD108123  Pyrrocoma lucida Richard Alan Mayes 1974-8-10 179 Plumas 1 mile west of State Route 89 on Plumas Co. road A-14, Plumas National Forest Comment
  SD90413  Pyrrocoma lucida R. F. Thorne, C. W. Tilforth 1969-9-6 39238 Plumas Bank of Feather River, 1 mile southwest of Beckwourth 1355 Comment
  UC295911  Pyrrocoma lucida Katharine Brandegee 1913-1 Plumas Portola Comment
  CHSC69123  Pyrrocoma racemosa var. paniculata Vernon Oswald; Beth Corbin, Gary Schoolcraft 1997-8-5 8811 Plumas Hay Meadow north of Lake Almanor near the southeast corner of the Caribou Wilderness. 1950 Comment
  CAS-BOT-BC93984  Quercus durata John Thomas Howell 1951-8-19 28168 Plumas near Rich Bar 792 Comment
  UCD46621  Quercus kelloggii Dean Ahrenholtz 1964-5-9 15 Plumas Indian Creek Canyon, Plumas County, California. Comment
  UCD56583  Quercus kelloggii John Thomas Howell 1976-7-14 51823 Plumas Sierra Nevada. American Valley near Quincy on road to Quincy Junction. 1036 Comment
  SEINET5644375  Quercus kelloggii R. R. Wilson 1952-7-15 1608 Plumas 2 1/2 miles north of Greenville.; 0 Comment
  CAS-BOT-BC104596  Quercus vacciniifolia Anna Head 1920-7-1 s.n. Plumas Lake Center Camp. Feather River Region 1920 Comment
  POM186426  Quercus vacciniifolia D. D. Keck 1932-7-3 1708 Plumas Quincy, in the northern Sierra Nevada; water supply canyon to the left hand just south of town. 1067 Comment
  UC1135814  Quercus vacciniifolia C. G. Albertus 1935-7-22 225 Plumas 3.75 mi sw Lovejoys; Plumas National Forest, Downieville Quad. 1767 Comment
  UCD47475  Quercus vacciniifolia John M. Tucker 1948-7-25 1748 Plumas West of mine of United Mining Company, southwest side of Camel's Peak, Plumas County, California. Comment
  CAS-BOT-BC379234  Ranunculus alismifolius var. alismellus James R. Shevock 1985-5-19 11171 Plumas Plumas National Forest, along forest road 26N70 at Dixie Valley, and 1.2 mi south of junction with road 28N01 00000000000000000000000 1800 Comment
  JEPS60722  Ranunculus alismifolius var. alismifolius W. L. Jepson 1927-6-23 12316 Plumas swamp near Feather River Meadows (near Rice Creek, e of Mill Creek and Morgan) 1584 Comment
  CHSC36310  Ranunculus andersonii M. S. Taylor 1982-5-14 4448 Plumas Along ridge above Turner Springs Rd, ca. 1 mi s of Hwy 144, (Clio-Portola Rd), ca. 2 air mi sw of Portola. 1645 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
  SEINET8695949  Ranunculus andersonii var. andersonii W. Harnach 1990-3-31 254 Plumas Sierra Valley, W side of volcanic knob to the W of County Road A-23 near Marble Lane (Land belong to Wilson brothers and for sale at present). 1515 Comment
  CAS-BOT-BC379214  Ranunculus aquatilis John Thomas Howell 1977-8-11 5690 Plumas canyon of Little Last Chance Creek between Chilcoot and Frenchmans Reservoir, in creek 1707 Comment
  JEPS102566  Ranunculus aquatilis Lowell Ahart 2001-10-16 9378 Plumas 2 1/2 mi SW of Greenville (Round Valley Reservoir, SW side) 1363 Comment
  SJSU6779  Ranunculus aquatilis var. aquatilis N. A. Hopkins 1971-6-19 408 Plumas by roadside 7 mi S of Beckwourth, Sierra Valley 1524 Comment
  CAS-BOT-BC379247  Ranunculus aquatilis var. diffusus George W. Gillett 1957-7-18 822 Plumas Lassen Volcanic National Park, growing in the main inlet to Willow Lake, at the north end of Willow Lake Meadow 1661 Comment
  CDA24318  Ranunculus cymbalaria var. saximontanus L. Ahart 2001-8-29 9239 Plumas On the west side of Little Last Chance Creek, on the strand of Frenchman Lake. Comment
  UC1126203  Ranunculus occidentalis C. W. Hanks 1934-8-10 34 Plumas Sierra Valley Plumas National Forest, Sierraville Quadrangle (canyon on ne edge) Comment
  CHSC75528  Ranunculus orthorhynchus var. orthorhynchus G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-23 3115 Plumas Meadow at northwest shore of Round Valley Reservoir, 0.25 mile west of the dam on Dixie Canyon-Round Valley Road. 1371 Comment
  CHSC89337  Ranunculus orthorhynchus var. orthorhynchus G. D. Barbe; T. C. Fuller 1982-6-16 3787 Plumas Northern California. Plumas National Forest. Meadow below Mud Lake, 3/4 mi NE of Eisenheimer Peak. [Lat./long. on label is '40 10 N; 120 43 W']. 2097 Comment
  CAS-BOT-BC74313  Raphanus sativus John Thomas Howell 1961-9-24 36925 Plumas Sierra Nevada. Beckwourth. 1487 Comment
  SEINET13946278 Image available Rhamnus californica Charles M. Belshaw 1940-1 5094 Plumas Between Belden and Longville on tributary of Yellow Creek. Comment
  JEPS48674  Rhamnus purshiana Esther C. Fritz 1933-7-25 Plumas Meadow Valley 1158 Comment
  RSA610720  Rhamnus purshiana Louis C. Wheeler 1958-7-30 7350 Plumas Sierra Nevada: White Pine Chrome Mine, ca. 1/2 mile E of Bottle Springs, South Fork Rock Creek, near Quincy. 1585 Comment
  UC170940  Rhamnus purshiana H. M. Hall Jun 1912 9260 Plumas American Valley, at Seeman's Sierra Mountains 1066 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
  RSA88581  Rhamnus rubra L. S. Rose 1954-5-30 54070 Plumas Johnsville 1601 Comment
  UC1121935  Rhamnus rubra E. Nourse 1934-8-9 8 Plumas 1.5 mi wsw of Clermont Hill; Plumas National Forest, Downieville Quad. 1828 Comment
  UC1121939  Rhamnus rubra G. T. Nordstrom 1934-7-9 204 Plumas 1.25 mi s Mt. Ararat; Plumas National Forest, Bidwell Bar Quad. 1615 Comment
  CDA14743  Rhamnus rubra subsp. rubra G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-25 3288 Plumas Beckwourth-Greenville Road 0.7 mile south of Arlington Road, east of Taylorsville. 1112 Comment
  CAS-BOT-BC56578  Rhododendron columbianum Anna Head 1921-7-17 s.n. Plumas Gray Eagle Creek, Feather River region Comment
  CHSC54396  Rhododendron neoglandulosum Vernon H. Oswald 1991-7-17 4754 Plumas Lassen Volcanic National Park. Little Willow Lake located on the south border of the park, ca. 2.5 miles (air) south-southeast of Drakesbad. 1828 Comment
  CHSC21667  Rhododendron occidentale D. Brink; L. Mayer 1975-7-12 Plumas Comment
  CHSC61619  Rhododendron occidentale Hatton; Cayot 1914-9-20 100 Plumas Cascade Valley. 1219 Comment
  SEINET7271482  Rhododendron occidentale M. J. Williams 1968-5-28 s.n. Plumas Near Caribou Power Station 701 Comment
  JEPS118191  Rhus glabra Dean W. Taylor 2004-5-26 19076 Plumas Feather River Canyon, Hot Springs (the place name) (Highway 70 2.5 miles East of Twain) 853 Comment
  RSA500436  Rhynchospora alba Vernon H. Oswald 1989-8-3 3915 Plumas Willow lake located SE of Drakesbad, just s of the boundary of Lassen Volcanic Nat l Park. 1677 Comment
  HSC95628  Rhynchospora capitellata L. P. Janeway 1998-9-10 6271 Plumas Butterfly Valley Botanical Area, northernmost boggy area on W side of FS Rd. 25N47, 0.1 mi. S of FS Rd. 417 1195 Comment
  CHSC44976  Ribes K. R. Stern 1985-6-25 8249 Plumas Vicinity of Blairsden. Comment
  UC1127408  Ribes cereum C. G. Albertus 1935-8-14 267 Plumas 1 mi ne Lovejoys; Plumas National Forest, Downieville Quadrangle Comment
  CHSC58030  Ribes cereum var. cereum Vernon H. Oswald 1992-6-1 4961 Plumas Lassen Volcanic National Park. Juniper Lake Rd., 0.3 mi N of the park boundary, beside a tributary of Brenner Creek. 1987 Comment
  CHSC60901  Ribes cereum var. cereum Vernon H. Oswald 1993-7-1 5629 Plumas Lassen Volcanic National Park. Ridge on the S side of Bonte Pk., just S of the summit. 2316 Comment
  SEINET3840875  Ribes cereum var. cereum M. I. Wibawa, Thomas C. Fuller, G. Douglas Barbe 1982-6-16 3795 Plumas Below Mud Lake, three fourths miles northeast of Eisenheimer Peak, Red fir, White fir, Jeffrey pine and Lodgepole pine forest community, USGA Quadrangle: Kettle Peak 7.5 2100 Comment
  CAS-BOT-BC169123  Ribes inerme var. inerme John Thomas Howell 1961-9-23 36835 A Plumas Indian Valley east of Crescent Mills - Sierra Nevada 1082 Comment
  CAS-BOT-BC219214  Ribes nevadense Walter & Irja Knight; John Thomas Howell; Gordon True 1967-5-8 1793 Plumas Mouth of Butterfly Creek 883 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
  CHSC20732  Ribes roezlii K. R. Stern 1975-7-23 5899 Plumas W shore of Lake Almanor. 1371 Comment
  CHSC21098  Ribes roezlii F. T. Griggs; A. Pass 1975-7-3 74 Plumas N. of Grizzly Forebay. Buck's Lake Forest Service Survey. Comment
  UC566239  Ribes roezlii F. W. Embree 1934-6-6 71 Plumas s slope Bucks Mountain; Bidwell Bar Quadrangle 1524 Comment
  RSA0018270  Ribes roezlii E. Sawyer 1935-5-27 42 Plumas 3 miles NNW of Kerby. 1616 Comment
  CAS-BOT-BC186229  Ribes roezlii var. roezlii David D. Keck 1932-7-6 1722 Plumas 4 miles N.W. of Greenville on road to Prattville Comment
  CAS-BOT-BC186234  Ribes roezlii var. roezlii John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-22 54106 Plumas 10.6 miles northeast of La Porte on road to Quincy 1889 Comment
  CAS-BOT-BC173856  Ribes velutinum John Thomas Howell; R. C. Barneby 1954-5-14 29552 Plumas Beckwourth Pass 1584 Comment
  CAS-BOT-BC168782  Ribes viscosissimum Mary Strong Clemens 1920-6-4 s.n. Plumas Greenville Comment
  CHSC20983  Ribes viscosissimum var. hallii F. T. Griggs; A. Pass 1975-7-16 199 Plumas N. shore of Lower Buck's Lake. Comment
  CAS-BOT-BC363065  Rigiopappus leptocladus John Thomas Howell; Gordon H. True 1967-7-11 43304 Plumas 2.5 miles from Quincy Junction on road to Mt. Hough 1249 Comment
  CAS-BOT-BC74625  Rorippa curvisiliqua Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1443 Plumas Butterfly Botanical Area and Vicinity. In bed of Spanish Creek near confluence of Butterfly Creek. 1021 Comment
  CHSC94844  Rorippa curvisiliqua var. orientalis Lowell Ahart 2006-10-8 13397 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
  UC1126733  Rorippa nasturtium-aquaticum E. Sawyer 1935-6-14 106 Plumas 1 mi s Sugarloaf; Sierraville Quad. Comment
  CHSC20778  Rorippa obtusa K. R. Stern 1975-7-23 5837 Plumas W shore Lake Almanor. 1371 Comment
  CDA18041  Rosa californica B. Villegas 1999-7-8 s.n. Plumas Frenchman's Lake Rd. 0 Comment
  CAS-BOT-BC148168  Rosa gymnocarpa John Thomas Howell; Walter Knight; Irja Knight 1966-7-26 1558 Plumas Fern Glen - butterfly Botanical Area and vicinity 1112 Comment
  CAS-BOT-BC148175  Rosa gymnocarpa L. P. Janeway 1992-6-10 4229 Plumas Northeast side of Grizzly Ridge between Joseph Creek and Cascade Creek; ca .3 mi southwest of Little Grizzly Creek - Plumas National Forest, Bechwourth Ranger District 1813 Comment
  CDA14694  Rosa gymnocarpa G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-23 3173 Plumas 2.0 miles south of Long Valley and Rush Creek roads, 4.0 miles north of Highway 70 at Grays Flat. 1447 Comment
  CHSC60142  Rosa gymnocarpa L. P. Janeway 1992-6-10 4229 Plumas Plumas National Forest. Northeast side of Grizzly Ridge between Joseph Creek and Cascade Creek; ca .3 mi southwest of Little Grizzly Creek. 1813 Comment
  CHSC80873  Rosa gymnocarpa Lowell Ahart 2001-7-19 8944 Plumas Steep slope, on the east side of Hopkins Creek, about 1/2 mile (air) south of Turkey Town, about 2 1/2 miles (air) southeast of Pilot Peak. Comment
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Dec 10 2008
  JEPS102516  Rosa gymnocarpa Lowell Ahart 2001-9-18 9270 Plumas South of the Darlingtonia Bog and east of the dirt road, Butterfly Valley, about 5 miles (air) northwest of Quincy. 1112 Comment
  JEPS99062  Rosa gymnocarpa Lowell Ahart 2002-7-6 9854 Plumas On the NW side of Axford Creek, about 300 yards NE of the gravel road, about 1 1/4 mile (air) east of the Robinson Mine, about 2 miles (air) SW of Grizzly Mountain, about 4 miles (air) SW of Haskins Valley and Bucks Lake. 1648 Comment
  RSA609440  Rosa gymnocarpa Louis C. Wheeler 1958-7-30 7351 Plumas Sierra Nevada: White Pine Chrome Mine, ca. 1/2 mile E of Bottle Springs, South Fork Rock Creek, near Quincy. 1585 Comment
  UC924262  Rosa gymnocarpa H. S. Reed 1941-8-2 Plumas Forest Lodge 1036 Comment
  CAS-BOT-BC149726  Rosa woodsii subsp. ultramontana Roxana S. Ferris; Laura Lorraine 1941-8-8 10413 Plumas Greenville 1091 Comment
  CAS-BOT-BC149730  Rosa woodsii subsp. ultramontana Alice Eastwood 1927-6-12 14508 Plumas Forest Camp, Greenville, United States Forest Reserve Comment
  JEPS102528  Rosa woodsii var. ultramontana Lowell Ahart 2001-8-29 9226 Plumas Near Ramelli Creek, a branch of Little Last Chance Creek, about 3 miles (air) north of Frenchman Lake. 1737 Comment
  OBI69177  Rubus armeniacus Kristina L. Schultz, Dan Schultz 2000-11-3 7 Plumas Quincy Range. Located 1/4 mi off trl at the intersection of Jackson st and Old Meadow Valley rd 1067 Comment
  UCD113799  Rubus leucodermis Robbins; Raynor 1943-6-1 s.n. Plumas Belden. Comment
  JEPS122180  Rumex acetosella Lowell Ahart 2014-8-26 19777 Plumas In the center of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. Comment
  OBI2945  Rumex acetosella Lewis S. Rose 1968-6-10 68092 Plumas Quincy 1036 Comment
  CAS-BOT-BC422046  Rumex acetosella Javier Penalosa 1962-6-19 2505 Plumas Hwy. 40-89, +- 6.2 mi. SE of Quincy. 1097 Comment
  UCR270586  Rumex paucifolius John F. Emmel 1998-6-6 1558 Plumas Middle Fork Feather River just south of crossing of County Road A23 [Beckwourth-Calpine Rd.], WSW of Beckwourth 1488 Comment
  CHSC117342  Rumex salicifolius var. transitorius B. Castro 2007-7-24 1678 Plumas Northern High Sierra Nevada. Plumas National Forest. Ferris Flat, on floodplain of Ferris Creek ca 0.25 mi SW of its confluence with Last Chance Creek. Ca 7 air mi SE of Milford, 5 mi SW of Hwy 395 and 12 mi NW of Doyle. In flat near main road (USFS Rd 28N03) 1761 Comment
  JEPS114529  Rumex salicifolius var. triangulivalvis Lowell Ahart 2008-8-13 15173 Plumas West side of La Porte Road, west of East Branch Creek, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of LaPorte 1613 Comment
  UC1191322  Rumex salicifolius var. triangulivalvis Malcolm A. Nobs and S. Galen Smith 1949-8-18 1371 Plumas just s Chester (n end of Lake Almanor); Lake Almanor, Last Chance Marshes Comment
  CAS-BOT-BC434309  Rumex triangulivalvis John Thomas Howell 1960-7-19 35616 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  CHSC33939  Sagittaria latifolia M. S. Taylor 1981-8-5 4165 Plumas Indian Valley, s side of Hwy 105, 1.5 mi e of its jct with Hwy 80 just n of Crescent Mills. 1066 Comment
  CAS-BOT-BC445747  Sagittaria latifolia Walter Knight; Irja Knight 1966-6-19 1720 Plumas Butterfly Botanical Area and Vicinity Comment
  CAS-BOT-BC103621  Salix eastwoodiae Rimo Bacigalupi 1927-7-7 1651 Plumas upper reaches of trail between Gray Eagle Valley and Long Lake Comment
  UC1134850  Salix eastwoodiae F. W. Embree 1934-6-6 76 Plumas Three Lakes; Plumas Nat'l Forest, Bidwell Bar Quadrangle Comment
  CAS-BOT-BC103885  Salix exigua John Thomas Howell 36928 Plumas Feather River bed, Portola 1478 Comment
  JEPS98991  Salix exigua Lowell Ahart 2001-6-4 8758 Plumas Overflow area on the north side of the South Fork of the Feather River, about 1/2 mile SW of the Feather Fork Mine, about 1 mile NE of Little Grass Valley Reservoir, about 5 miles (air) NE of La Porte. 1594 Comment
  CAS-BOT-BC107970  Salix geyeriana A. A. Heller; P. B. Kennedy 1907-7-4 8728 Plumas Meadow two miles south of Red Clover Valley Comment
  CHSC112525  Salix geyeriana B. Castro; L. P. Janeway 2007-6-24 1658 Plumas Northern High Sierra Nevada. NW side of lower Thompson Valley ~ 1.2 mi NNW of the mouth of McReynolds Creek at Red Clover Creek. Ca 500 ft W side of Thompson Creek, ca 700 ft SW of small rock dam and pond, in seep at lower edge of open Ponderosa-Jeffrey pine forest. On ca 5% E-facing slope within area of dry sagebrush, bitterbrush and sparse grasses, in small 35x100ft springy area. 1677 Comment
  CAS-BOT-BC107852  Salix gooddingii John Thomas Howell 1959-9-21 34768 Plumas Bars of N. Fork Feather River near Belden - Sierra Nevada 701 Comment
  CAS-BOT-BC125314  Salix lasiandra var. lasiandra John Thomas Howell 1959-9-24 34941 Plumas Butterfly Creek near mouth Comment
  CAS-BOT-BC125329  Salix lasiandra var. lasiandra C. H. M. 1906-10-1 s.n. Plumas Quincy Comment
  CAS-BOT-BC128437  Salix lasiolepis var. lasiolepis Irja Knight; Walter Knight 1966-6-18 1336 Plumas Butterfly Valley - Sierra Nevada 1158 Comment
  RSA726287  Salix lemmonii L. Ahart, John Dittes 2007-6-16 14128 Plumas S side of County Road 111 (Beckwourth Gensee Road). 50 yards E of Forest Rd 24N08. Red Clover Valley. About 2 miles (air) N of the N end of Lake Davis. 1648 Comment
  UC449845  Salix lemmonii L. S. Smith 1931-5-27 7 a Plumas Plumas Meadow Plumas Nat'l Forest, Plumas Meadow Comment
  CAS-BOT-BC124797  Salix lemmonii John Thomas Howell 1960-7-20 35725 Plumas Drakesbad 1828 Comment
  CAS-BOT-BC125105  Salix ligulifolia C. R. Ball; Mrs. H. P. Bracelin; Beryl Kautz 1931-5-31 398 Plumas North Fork of Feather River, at Chester 1350 Comment
  SBBG29053  Salix ligulifolia C. R. Ball, Mrs. H. P. Bracelin, B. Kautz 1931-5-31 393 Plumas N fork of Feather River at Chester, flood plain at hwy bridge 1350 Comment
  UC481907  Salix ligulifolia C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-31 398 Plumas N. Fork Feather R. at Chester; N. Fork Feather R. 1350 Comment
  UC482032  Salix ligulifolia C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-31 393 Plumas at Chester (N. Fork Feather River, at hwy. bridge); N. Fork Feather River 1350 Comment
  CAS-BOT-BC129389  Salix melanopsis A. A. Heller 1913-6-13 10858 a Plumas Near Quincy 1066 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
  CHSC114709  Salix melanopsis G. Douglas Barbe; T. C. Fuller, J. T. Howell 1981-6-23 3171 Plumas 4.6 miles south of junction Long Valley and Rush Creek Roads. 1402 Comment
  POM218999A  Salix melanopsis Carleton R. Ball, H. P. Bracelin, Beryl Kautz 1931-5-31 395 Plumas N Fork of Feather River, at Chester. 1350 Comment
  RSA5706  Salix melanopsis Carleton R. Ball, H. P. Bracelin, Beryl Kautz 1931-5-31 395 Plumas N Fork of Feather River, at Chester. 1350 Comment
  UC482044  Salix melanopsis C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-31 396 Plumas N. Fork Feather R. at Chester; N. Fork Feather R. 1350 Comment
  CAS-BOT-BC129398  Salix melanopsis C. R. Ball; Mrs. H. P. Bracelin; Beryl Kautz 1931-5-31 396 Plumas North Fork of Feather River, at Chester 1350 Comment
  CHSC34328  Salsola tragus L. Ahart 1981-9-6 3091 Plumas On broken rock along the RR on a sandbar along Indian Creek, ca. 1/2 mi sw of the jct of Hwy 89 and Arlington Rd, ca. 1.5 mi sw of Crescent Mills. 1200 Comment
  CAS-BOT-BC176986  Salsola tragus John Thomas Howell 1959-9-25 34997 Plumas 2 miles east of Portola 1484 Comment
  RSA59485  Salsola tragus E. K. Balls 1950-9-15 15864 Plumas S tip Lake Almanor, near P G E dam, Hwy 89. 1372 Comment
  CHSC92193  Sambucus mexicana Lowell Ahart; John Dittes 2005-9-20 12455 Plumas On the south side of Forest Road 27N34, about 1 mile northeast of Eisenheimer Peak, about 3/4 mile south of Wilcox Valley. 1984 Comment
  CAS-BOT-BC238844  Sambucus nigra subsp. caerulea Anna Head 1920-8-9 s.n. Plumas Lake Center Camp, near Green Lake, Feather River Region 1920 Comment
  RSA52951  Sanguisorba annua R. Weatherby 1950-7-7 1456 Plumas Gansner Creek. Quincy. 1220 Comment
  SEINET10917931 Image available Sanicula bipinnatifida A. Arthur Heller 1913-6-13 Heller 10839 Plumas Near Marston Station. 1067 Comment
  JEPS2843 Image available Sanicula bipinnatifida var. flava A. A. Heller 1913-6-13 10839 Plumas near Marston Station; ; Near Marston Station, Plumas Co. 1066 Comment
  CHSC42668  Sanicula graveolens Vernon Oswald 1986-6-6 2092 Plumas LaPorte-Quincy Rd. 0.5 mi n of its jct. with the Pacific Crest Trail. 1950 Comment
  CHSC89816  Sanicula graveolens G. Douglas Barbe; T. C. Fuller, J. T. Howell 1981-6-24 3202 Plumas Sierra Nevada. 0.5 mile north of Taylor Creek Road (to Solomon Saddle) junction, on Mt. Hough-Crystal Lake Road. 1584 Comment
  POM180936  Sanicula graveolens A. A. Heller, P. B. Kennedy 1907-7-18 8879 Plumas Grade between Beckwith and Red Clover valley Comment
  UC337551  Sanicula graveolens J. G. Lemmon 1889-5-26 Plumas Mohawk Valley Comment
  UC875485  Sanicula graveolens Anna Head 1921-6-24 Plumas Feather River Region on trail to Grey Eagle Mine; Feather River Region Comment
  UC397358  Sanicula tuberosa Mrs. Jos. Clemens 1920-1 7004 Plumas Greenville Comment
  JEPS25811  Sanicula tuberosa John W. Duffield 1937-5-23 Plumas near Bear Creek Ranger Station (southwestern Plumas County) Comment
  JEPS956  Sanicula tuberosa W. L. Jepson 1927-6-23 12305 Plumas Warner Creek 1584 Comment
  CHSC41778  Saponaria officinalis C. A. Janeway 1986-8-19 Plumas Found ca. 10.0 mi east of Highway 89 on Arlington Road. South side of road, ca. 100 feet above Indian Creek. 1121 Comment
  CHSC95047  Saponaria officinalis L. P. Janeway 2006-7-11 8812 Plumas Northern High Sierra Nevada. North edge of North Fork Feather River, 0.5 km northeast of Injun Jim Campground site. 610 Comment
  CHSC45521  Sarcodes sanguinea Lowell Ahart 1975-8-29 969 Plumas About 10 mi south of Bucks Lake, about 1 mi NE of Hardquartz Mine, along the edge of small stream which is part of Arkansas Ravine. 1828 Comment
  HSC101700  Sarcodes sanguinea Dillon North Davis 2013-6-6 12 Plumas 11.1 miles north on Rush Creek Road from intersection with Highway 70, ~ 300 m. north of road. 1811 Comment
  RSA255807  Sarcodes sanguinea Gary D. Wallace, Larry E. DeBuhr, G. Ansley Wallace 1972-5-21 1060 Plumas North end of the Sierra Nvada. Ca. 1.5 mi. E of jct. of Hwys. 89 & 70. Comment
  UC176662  Saxifraga aprica H. M. Hall 1912-7-12 9332 Plumas Long Lake; Sierra Nevada Mountains, Long Lake 2042 Comment
  CAS-BOT-BC278217  Schedonorus arundinaceus John Thomas Howell 1966-7-29 42019 Plumas Quincy 1036 Comment
  CHSC44124  Schoenoplectus acutus var. occidentalis V. Oswald; L. Ahart 1988-8-4 3667 Plumas Willow Lake located se of Drakesbad just s of the boundary of Lassen Volcanic National Park. In the marshy se part of the lake. 1676 Comment
  JEPS117158  Schoenoplectus subterminalis Lowell Ahart 2010-10-21 17312 Plumas East side of Fowler Lake, about 3/8 mile south of the dirt road, about 2 miles (air) north of where Black Rock Creek flows into Little Grass Valley Reservoir, about 6 miles (air) north-northwest of La Porte 1662 Comment
  CAS-BOT-BC35587  Scirpus congdonii Walter Knight; Irja Knight 1966-6-19 1386 Plumas Butterfly Valley 1127 Comment
  CHSC40271  Scirpus congdonii Lowell Ahart 1985-7-3 5103 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
  CAS-BOT-BC35578  Scirpus congdonii George Wilson Gillett 1957-7-18 832 Plumas North end of Willow Lake, along inlet from Little Willow Lake, Lassen Volcanic National Park 1661 Comment
  JEPS28328  Scirpus congdonii George W. Gillett 1957-7-18 832 Plumas in shallow water <in> marsh n end Willow Lake; Lassen Volcanic National Park, n end Willow Lake 1661 Comment
  CHSC21179  Scirpus diffusus F. T. Griggs; A. Pass 1975-7-17 221 Plumas Buck's Lake. Comment
  JEPS64016  Scirpus microcarpus W. L. Jepson 1924-7-25 10639 Plumas Meadow Valley 1158 Comment
  SBBG21937  Scirpus microcarpus D. Myrick 1964-7-19 876 Plumas Dream Lake, Drakesbad 1828 Comment
  SEINET9225414  Scirpus microcarpus S. Batiuk, D. Mathews, J. Jaggers, A. Kowal 2011-8-31 NV 030 -622 Plumas Grizzly Creek Ranch, near pond 1506 Comment
  CAS-BOT-BC111005  Scirpus microcarpus Lloyd W. Swift 1934-7-7 96 Plumas Willow Creek sheep trough 1889 Comment
  SEINET11749675  Scirpus microcarpus W. Knight, Knight, I. 1983-1 4899 Plumas North Fork of Feather River at confluence of Warner Creek between Chester and Drakesbad Comment
  UC2058704  Scleranthus annuus subsp. annuus Tom Reyes, Martin Hutten, Heather Smith 2014-4-22 104 Plumas Terminal Geyser Comment
  CHSC62117  Scutellaria californica L. P. Janeway 1993-6-30 4409 Plumas Plumas National Forest. Along Hwy 70 in canyon of East Branch North Fork Feather River, 2.9 mi southwest of Hwy 89. 868 Comment
  CAS-BOT-BC214249  Scutellaria nana David D. Keck 1932-7-6 1720 Plumas 6 miles west of Chester, Sierra Nevada 1524 Comment
  CHSC48498  Scutellaria siphocampyloides Vernon Oswald 1987-5-28 2936 Plumas Jordan Hill Rd. 0.5 mi s of the road to Sawmill Pk. Lookout. 890 Comment
  UC450430  Scutellaria tuberosa J. G. Lemmon Plumas Indian Valley; High Sierra, Indian Valley Comment
  CAS-BOT-BC240088  Secale cereale John Thomas Howell 1955-7-19 30778 Plumas Beckwourth 1493 Comment
  CHSC107471  Sedum obtusatum subsp. boreale M. Simenc; N. Habecker, T. Hanson, M. Williams 2011-8-17 27 Plumas Northern High Sierra Nevada. 430m (air) SW of turn to Onion Valley Reservoir canping area; 22km NE of La Porte on La Porte Quincy Rd. Locally abundant on and above cliffs above La Porte Quincy Rd on reddish rock. 1991 Comment
  CAS-BOT-BC64186  Sedum obtusatum subsp. obtusatum Anna Head 1920-7-20 s.n. Plumas Among rocks above Lake Center Camp, Feather River Region 1920 Comment
  CDA14753  Sedum spathulifolium G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-25 3312 Plumas Diamond Mountain Road 2.8 miles north-northeast of Engle Mine townsite; between the road and Lights Creek 1341 Comment
  UCR115322  Sedum spathulifolium G. D. Barbe, T. C. Fuller 1982-7-15 3746 Plumas Sierra Nevada, Shale road cut, 5.2 mi NE of junction with road to Red Hill, Plumas National Forest. BM: M 1524 Comment
  SD51745  Sedum spathulifolium P. C. Hutchison 1961-6-9 2133 Plumas 4.5 miles west of Quincy, on the road to Bucks Lake. Comment
  CHSC97472  Senecio aronicoides Lowell Ahart; John Dittes 2007-6-17 14208 Plumas High west bank of Red Clover Creek, about 30 yards east of County Road 111 (Beckwourth Genesee Road), about 1/4 mile east of bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1654 Comment
  JEPS37595  Senecio aronicoides Mrs. Emanuel Esther C. Fritz 1933-7-15 Plumas along summit of Spanish Peak Spanish Peak 2133 Comment
  CHSC89477  Senecio eurycephalus var. lewisrosei Jenny Marr 1994-7-2 208 Plumas Located in the Quincy District of the Plumas National Forest, on the S facing slope of Red Hill in the N fork Feather River Canyon. Collected off jeep rd N of 26N22. [Another township/range given on label is 'T25N R07E S11 NW1/4']. 1463 Comment
  CAS-BOT-BC341173  Senecio hydrophiloides A. A. Heller; P. B. Kennedy 1907-7-17 8878 Plumas Red Clover Valley Comment
  CAS-BOT-BC364035  Senecio integerrimus var. major A. A. Heller; P. B. Kennedy 1907-7-5 8742 Plumas Hills above Red Clover Valley Comment
  JEPS122319  Senecio sylvaticus Lowell Ahart 2014-8-31 19813 Plumas On the west side of Black Rock Creek, about 250 yards south of the foot bridge across Black Rock Creek, about 250 yards south of the Black Rock, Little Grass Valley Reservoir, about 4 1/2 miles (air) northwest of La Porte. Comment
  CAS-BOT-BC364392  Senecio triangularis Anna Head 1920-7-30 s.n. Plumas Lake Center Camp, Poplar Meadows, Feather River Region 1920 Comment
  CHSC70221  Sericocarpus oregonensis B. Castro; R. Fallscheer, R. Zebell 1989-8-7 372 Plumas Ca 2.5 air mi S of Bucks Lake, on the south flank of Red Mtn, near jcn USFS Rds 23N18, 23N15 and 23N69. 1859 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
  CAS-BOT-BC213136  Sidalcea John Thomas Howell 1977-6-21 52389 Plumas Between Seneca and Butt Valley Reservoir, Sierra Nevada Comment
  RSA517869  Sidalcea J. T. Howell, G. H. True 1973-7-31 50142 Plumas On road from Janesville to Thompson Peak, Diamond Range 1905 Comment
  JEPS46168  Sidalcea glaucescens W. I. Follett 1936-6-29 Plumas Rich Gulch Comment
  SEINET2442081  Sidalcea glaucescens Barbara Ertter 1989-7-4 8680 Plumas 2.2 mi W of jct with Hwy 89 & Hwy 36 SW of Chester.; 0 1463 Comment
  UC1124957  Sidalcea glaucescens G. Burks 1933-8-8 23 Plumas 4 1/2 mi e and 1 mi n Camel Peak; Plumas National Forest, Bidwell Bar Quadrangle 1706 Comment
  JEPS97974  Sidalcea glaucescens B. G. Baldwin 1999-6-15 1086 Plumas La Porte Road 10.9 mi S of Middle Fork Feather River crossing Quincy Comment
  SEINET10937543  Sidalcea malviflora subsp. asprella Lowell Ahart, Peter Ahart 1983-8-17 Ahart 4341 Plumas Near Onion Valley, west of Pilot Peak, near the Quincy-LaPorte Rd, northeast of La Porte. Red Fir Forest; 2000 m. 2000 Comment
  JEPS107629  Sidalcea oregana subsp. spicata Lowell Ahart, Josephine Guardino 2005-8-9 12284 Plumas On the bottom of Fant Creek, about 100 yards southeast of the cabin (destroyed) and corral, north of Forest Road 27N09, about 6 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake 1597 Comment
  RSA52854  Sidalcea oregana subsp. spicata R. Weatherby 1950-7-21 1473 Plumas East Quincy Comment
  UC1950103  Sidalcea oregana subsp. spicata Barbara Ertter 1988-7-25 7843 Plumas DIamond Mts ca 12 airmiles SSW of Susanville, Snoring Springs 1/2 mi N of Diamond Mt-Greenville-Red Rock jct Comment
  CAS-BOT-BC386989  Silene douglasii John Thomas Howell; Gordon H. True 1967-7-11 43353 Plumas Summit ridge of Mt. Hough 2194 Comment
  CHSC41202  Silene douglasii J. D. Jokerst 1984-7-10 2088 Plumas Near Indian Creek. Canyon of Indian Creek near first major spur ridge E of Rattlesnake Ravine, between creek and Indian Cr. Road. 1249 Comment
  CAS-BOT-BC386993  Silene douglasii M. S. Taylor 1982-8-21 4894 Plumas Around south end of Bachs creek Ridge on dry rocky ralus, ca. 5 mi se of Quincy 1752 Comment
  UCD98999  Silene laciniata subsp. californica K. L. Olsen 1949-7-31 21 Plumas Feather River Canyon, 2 miles north of Howells, on road to Caribou. Comment
  CAS-BOT-BC389377  Silene lemmonii John Thomas Howell 1961-6-21 36659 Plumas Greenville 1097 Comment
  CHSC76128  Silene lemmonii G. F. Hrusa 1997-5-30 13825 Plumas Sierra Nevada. On E side of Rattlesnake Creek, S of Hwy 70 approx. 15 mi. E of Quincy. [Original lat./long. on label is '39 52 N; 120 44 W']. 1350 Comment
  UC333406  Silene lemmonii unknown 1889-5-28 Plumas Mohawk Valley Comment
  CAS-BOT-BC389381  Silene lemmonii Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1967-6-12 1948 Plumas Butterfly Botanical Area and Vicinity. Fern Glen 1097 Comment
  CAS-BOT-BC389557  Silene nuda David D. Keck 1938-8-9 4896 Plumas 1 mi. W. of Portola 1480 Comment
  POM100977  Silene occidentalis Marcus E. Jones 1897-7-2 s.n. Plumas Near Pratville at Clear Creek 1524 Comment
  CHSC73941  Silene occidentalis subsp. occidentalis B. Castro; L. Gehrung 1998-9-24 842 Plumas Ca 3 air mi W of Pilot Peak, on S-facing slope of W-trending ridge, on E side of USFS Rd 22N60 ca 0.1 mi S of the Pacific Crest Trail crossing. 1798 Comment
  CHSC544  Sisymbrium altissimum E. Wager 1937-5-14 Plumas Feather River Canyon. 457 Comment
  CAS-BOT-BC75110  Sisymbrium altissimum Alice Eastwood 1927-6-11 14444 Plumas Crescent Mills. United States Forest Preserve. Comment
  RSA0089044  Sisyrinchium bellum Bonnie C. Templeton 1968-6-9 11247 Plumas Butterfly Valley, ca. 10 mi. west of Quincy. 1066 Comment
  SEINET10507627  Sitanion hystrix Mary Susan Taylor 1981-7-6 Taylor 3967 Plumas T24N R16E nw/se sec 7. Frenchman lake quad. Roadside and meadow along Grigsby Creek, ca. 1 mi W of N tip of the lake, ca. 13 air mi NW of Chilcoot. 5900 ft elev. 1798 Comment
  JEPS62153  Smilacina racemosa Esther C. Fritz 1933-7-2 Plumas Spanish Peak; slopes Comment
  CAS-BOT-BC364889  Solidago Rimo Bacigalupi; J. R. Sweeney; G. Bacigalupi, Jr. 1953-8-31 4349 Plumas Northern limits of Taylorsville 1079 Comment
  RSA718041  Solidago canadensis subsp. elongata R. D. Fischer 2004-8-7 820 Plumas Sierra Nevada foothills between Butte Meadows and Highway 89 along Humbug Valley Road at the Yellow Creek crossing. 1220 Comment
  CAS-BOT-BC365519  Solidago elongata Thomas H. Kearney 1945-8-16 s.n. Plumas Near Chester Comment
  CHSC95175  Solidago elongata R. D. Fischer; Jenny Marr 2004-8-7 820 Plumas Sierra Nevada foothills between Butte Meadows and Hwy 89 along Humbug Valley Road at the Yellow Creek crossing. 1219 Comment
  UCD136030  Solidago elongata Lewis S. Rose 1966-7-28 66072 Plumas Quincy. 1066 Comment
  CAS-BOT-BC365125  Solidago velutina subsp. californica Clare B. Hardham 1978-8-11 21811 a Plumas About 7 mi. se. of Antelope Reservoir Comment
  CHSC99235  Solidago velutina subsp. californica John Dittes; Lowell Ahart 2005-9-19 1291 Plumas Northern High Sierra Nevada Range; ca. 7.1 air miles E x SE of Taylor Lake; disturbed open dry area just north of FS Route 27N10. 1955 Comment
  UC1999886  Solidago velutina subsp. californica J. C. Semple, B. A. Suripto, T. Ahmed 1990-8-12 9307 Plumas Taylorville, county park, edge of Indian Creek. Comment
  CAS-BOT-BC374401  Sonchus asper John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1968-6-11 2369 Plumas Canyon of Butterfly Creek between Spanish Creek and Butterfly Valley Comment
  CAS-BOT-BC374667  Sonchus oleraceus John Thomas Howell 1966-7-29 42023 Plumas Quincy 1036 Comment
  HSC73019  Sorbus scopulina M. S. Taylor 1981-6-15 3903 Plumas N side of Silver Lake, 4 mi. NW of Meadow Valley 1829 Comment
  UCD94834  Sparganium emersum John Thomas Howell 1960-7-22 35869 Plumas Lassen Volcanic National Park. Drakesbad. 1676 Comment
  CHSC44266  Sparganium emersum subsp. emersum Vernon Oswald 1988-7-19 3595 Plumas Willow Lake located se of Drakesbad just s of the boundary of Lassen Volcanic National Park. In the east end of the lake. 1676 Comment
  SEINET5335272  Sparganium emersum var. multipedunculatum M. J. Williams, J. T. Howell 1977-8-11 77- 68 -12 Plumas Last Chance Creek 1676 Comment
  CAS-BOT-BC390072  Spergularia atrosperma John Thomas Howell 1961-9-24 36909 Plumas Feather River bed southwest of Beckwourth 1487 Comment
  SEINET8883968  Spergularia marina W. Harnach, N. Harnach 1990-4-18 258 Plumas Sierra Valley, Marble Lane, Marble Hot Well. 1487 Comment
  CHSC24256  Spergularia rubra K. R. Stern 1975-7-23 Plumas W side of Lake Almanor. Comment
  SEINET10537502  Spergularia rubra Mary Susan Taylor 1982-9-7 Taylor 5104 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
  CHSC97311  Sphenosciadium capitellatum Lowell Ahart; John Dittes, Josephine Guardino 2007-8-10 14481 Plumas About 40 yards southwest of Beckwourth Gensee Road, about 2 miles (air) north of the north end of Lake Davis. 1773 Comment
  JEPS103583  Spiraea densiflora Lowell Ahart 2002-7-2 9826 Plumas In a logged over area on the S side of Forest Road 22N94, E of Forest Road 22N94E, on Hartman Bar Ridge, ca 1 mile (air) SW of Franklin Hill, ca 4 1/2 miles (air) NW of Tamarack Flat, ca 9 miles (air) NW of La Porte. 1606 Comment
  CAS-BOT-BC149639  Spiraea douglasii M. S. Taylor 1982-6-14 4672 Plumas E side of Hwy 89 by Indian Creek, ca. 1 mi n of Indian Falls 1036 Comment
  JEPS45012  Spiraea douglasii W. L. Jepson 1918-8-16 8009 Plumas Engels; Lights Creek 1341 Comment
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  JEPS93947  Spiraea douglasii Vernon H. Oswald and Lowell Ahart 1998-8-11 9485 Plumas w of Bucks Lake (on USFS 24N36 0.1 mi e of Oroville-Quincy Highway, along Grizzly Creek); Grizzly Creek, USFS 24N36 1566 Comment
  SBBG33889  Spiraea douglasii L. S. Rose 1969-6-24 69049 Plumas Butterfly Valley, S of Keddie 1158 Comment
  SD46578  Spiraea douglasii Robert J. Weatherby 1950-7-28 1499 Plumas on border of Smith Lake (above Snake Lake) near Quincy. Comment
  UC170950  Spiraea douglasii H. M. Hall 1912-6-28 9282 Plumas Spanish Creek; Sierra Nevada Mountains 1158 Comment
  CHSC66653  Spiranthes romanzoffiana Vernon H. Oswald; Lowell Ahart 1996-7-15 8054 Plumas Last Chance Marsh at the N end of Lake Almanor, just S of Lake Chance Campground on Forest Rd. 28N11. 1371 Comment
  UC1192307  Spiranthes stellata Malcolm A. Nobs and S. Galen Smith 1949-8-19 1445 Plumas Butterfly Valley; bog and marsh Comment
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Sep 30 2013
  CAS-BOT-BC535251  Spirodela polyrhiza Fred Sommers 1976-8-12 1358 Plumas Sierra Nevada. Sierra Valley along Marble Lane 1487 Comment
  POM312468  Spirodela polyrhiza H. L. Mason 1953-7-8 14561 Plumas 4 miles northwest of Loyalton Comment
  CHSC42986  Stachys ajugoides var. rigida L. P. Janeway 1984-7-13 909 Plumas Mdw near Grizzly Cr Campground, SW of Bucks Lake. 1584 Comment
  CHSC47367  Stachys ajugoides var. rigida L. P. Janeway 1989-8-10 3565 Plumas Plumas National Forest. Small mdw adjacent to W Br Mohawk Cr, along Mohawk Chapman Rd (rd 22N98) 2.1 mi S of the rd to Lakes Basin Rec. Area. NE'ly slopes between Mills Pk and Clio/hwy 89/mouth of Sulphur Cr. 1584 Comment
  JEPS113600  Stachys ajugoides var. rigida Lowell Ahart, Josephine Guardino 2007-7-21 14386 Plumas Bottom and sides of a small stream, about 30 yards south of the Beckwourth Taylorsville Road, south of the intersection with Forest Road 25N41Y, about 2 1/4 miles (air) northwest of the most northwest part of Lake Davis 1799 Comment
  CHSC108648  Stachys pycnantha B. Castro; L. P. Janeway 2000-7-3 1302 Plumas Northern High Sierra Nevada. Vicinity of Butterfly Valley Botanical Area: In the third meadow/spring N of main valley, small area within surrounding Mixed Conifer Forest. 1202 Comment
  RSA0106526  Stachys rigida Lowell Ahart 2014-8-24 19745 Plumas Center of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River., About 4 miles (air) north of La Porte. 1534 Comment
  SEINET7977076  Stachys rigida var. rigida A. A. Heller, P. B. Kennedy 1907-7-8 8767 Plumas Near Greenville Comment
  CDA43019  Stellaria crispa L. Ahart 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. Comment
  SEINET10537636  Stellaria jamesiana Mary Susan Taylor 1982-6-2 Taylor 4590 Plumas T23N R12E nw/sw sec 20. Johnsville quad. End of spur rd off 23N49, w side of Mt Jackson, ca. 6 air mi n of Mohawk. Mixed Evergreen Forest; 5100 ft. 1554 Comment
  UCD99322  Stellaria longipes subsp. longipes John Thomas Howell 1960-7-18 35516 Plumas Drakesbad. 1676 Comment
  CHSC64829  Stellaria longipes var. longipes Vernon H. Oswald 1995-6-24 6914 Plumas High Cascade Range. Unnamed creek crossing the road to Last Chance Campground (FS 28N11), 2.5 mi (odometer) n of Hwy. 36. In a streamside meadow on the e side of the road. 1371 Comment
  JEPS113526  Stellaria longipes var. longipes Lowell Ahart, John Dittes 2007-6-17 14188 Plumas Meadow, about 100 yards southwest of County Road 111 (Beckwourth Genesee Road), about 1/4 mile southeast of bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis 1654 Comment
  CHSC58186  Stellaria obtusa Vernon H. Oswald; Lowell Ahart 1992-6-22 5013 Plumas Lassen Volcanic National Park. Little Willow Creek between Willow Lake and the access road into Terminal Geyser. On the edge of the creek. 1676 Comment
  CHSC94981  Stellaria obtusa Lowell Ahart 2006-10-8 13409 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
  UC1118619  Stenotus acaulis C. W. Hanks 1934-9-10 76 Plumas S. end of Dixie Mtn. 1950 Comment
  CAS-BOT-BC375618  Stephanomeria lactucina Clare B. Hardham 1970-8-9 17716 V Plumas Road to Thompson Peak Lookout 2133 Comment
  RSA0035827  Stephanomeria lactucina Lowell A. Ahart 2008-8-14 15195 Plumas 20 yards northeast of the metal gate, east side of Forest Road 22N68, about 50 yards west of the South Fork of the Feather River, about 1/2 mile northeast of Little Grass Valley Reservoir, about 5 miles (air) northeast of La Porte. 1571 Comment
  SBBG128607  Stephanomeria lactucina L. Ahart 2008-8-14 15195 Plumas NE of the metal gate, E side of Forest Rd 22N68, ca. 50 yards W of the S Fork of the Feather River, ca. 0.5 mi NE of Little Grass Valley Reservoir, ca. 5 mi NE of La Porte 1572 Comment
  JEPS36828  Stephanomeria paniculata W. L. Jepson 1918-8-16 8008 Plumas Engels Light Creek 1341 Comment
  RSA739600  Stephanomeria spinosa John Dittes, L. Ahart 2003-8-8 2003 -87 Plumas Northern High Sierra Nevada; northern Sierra Valley, ca. 3.9 air-miles southeast of Beckwourth, 9.8 air-miles northeast of Calpine, ca. 0.8 mile south of Western Pacific Railroad, at disturbed edge of Dyson Lane. 1489 Comment
  SEINET8080292  Stipa occidentalis var. pubescens R. McKee, H. L. Westover 1918-6-14 s.n. Plumas Chester. Comment
  UCSC000141  Streptanthus amplexicaulis Unknown 1888-5-28 s.n. Plumas Thompson's Ranch Comment
  CHSC62149  Streptanthus cordatus var. cordatus L. P. Janeway 1993-7-28 4481 Plumas Plumas National Forest. Slope near bottom of a western branch of Ward Creek, ca 1 mi south of Genesee Valley. 1264 Comment
  CAS-BOT-BC87794  Streptanthus tortuosus Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region. Comment
  JEPS20830  Streptanthus tortuosus S. Galen Smith 1958-7-25 Plumas on serpentine slope along Feather River Hwy (Alt. US 40) 2.2 mi e bridge over the North Fork of the Feather River (and junction of road to Caribou, near Rich Bar) 777 Comment
  RSA600458  Streptanthus tortuosus L. C. Wheeler 1959-7-15 7566 Plumas Middle Fork Feather River: McCarty Mine, McCarthy Bar. Comment
  CHSC73938  Streptanthus tortuosus var. orbiculatus B. Castro; L. Gehrung 1998-9-29 846 Plumas Ca 4.5 air mi NE of Little Grass Valley Reservoir, on ridge system west of Pilot Peak, on S side of USFS Rd 22N60. On upper edge of ridgetop, ca 100 ft S of the Pacific Crest Trail. 1987 Comment
  CHSC110279  Streptanthus tortuosus var. pallidus L. P. Janeway 2012-6-2 10845 Plumas Northern High Sierra Nevada. Plumas National Forest; top of Mt. Ararat, 6.5 km southeast of Bucks Lake. 1833 Comment
  CHSC63244  Streptanthus tortuosus var. tortuosus Lowell Ahart 1994-6-15 7331 Plumas On the north side of the intersection of Lumpkin Ridge Road and the road to Tamarack Flat, about 1 mile (air) west of Little Grass Valley Reservoir. 1767 Comment
  JEPS87619  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
  SEINET12011564  Styrax officinalis var. redivivus Unknown 1998-5-17 35 Plumas 0.25 mi up dirt road across from Gaging statoin on Hwy 70 500 Comment
  UC338818  Swertia albicaulis var. nitida unknown Plumas Mohawk Valley Comment
  UC586851  Swertia albicaulis var. nitida Joseph Andorfer Ewan 1934-7-6 8181 Plumas w slope Penman Peak 1524 Comment
  CAS-BOT-BC269651  Symphoricarpos longiflorus W. Harnach; N. Harnach 1990-6-27 412 Plumas Sierra Valley. Ramelli Ranch (USFS), so of R/R 1554 Comment
  CAS-BOT-BC237006  Symphoricarpos mollis John Thomas Howell 1967-6-23 42676 Plumas Canyon of Butterfly Creek, Sierra Nevada 1036 Comment
  CAS-BOT-BC237017  Symphoricarpos mollis R. M. Austin 1880-1-1 s.n. Plumas Big Meadows Comment