Search Results — 2000 specimen records retrieved (1440 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/).
 Records are made available under the CCH Data Use Terms.

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  CAS-BOT-BC77981  Abies concolor W. R. Dudley 1909-8-1 s.n. Plumas Sierra Valley Comment
  UCD134161  Abies concolor John M. Tucker 1948-7-24 1732 Plumas Ca. 1/2 mi. northeast of Camel Peak. Comment
  CAS-BOT-BC78097  Abies magnifica Rutter; Atkinson 1899-9-1 s.n. Plumas Onion Valley Comment
  LA204379  Acer glabrum J. A. Ewan; 1934-7-17 8535 Plumas Mt. Elwell, broken country, small clump at foot of low falls along stream. vic. Bear Lake 1981 Comment
  CAS-BOT-BC330981  Acer glabrum var. glabrum Lowell Ahart 1989-7-2 6348 Plumas NW side of Pilot Peak, about 10 miles NE of La Porte 2133 Comment
  UC565957  Acer glabrum var. glabrum D. Axelrod 1934-6-9 22 Plumas 2 1/4 mi nw Lexington Hill; Bidwell Bar Quad., nw of Lexington Hill 1767 Comment
  SEINET12765773  Acer glabrum var. torreyi D. W. McNeal 1991-7-23 3841 Plumas Above the N end of Long Lake, Lakes Basin.; 0 Comment
  CAS-BOT-BC333227  Acer macrophyllum Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1969-6-24 2444 Plumas Butterfly Botanical Area and vicinity. Vicinity ofmouth of Butterfly Creek 883 Comment
  CHSC14057  Acer macrophyllum J. Moore 1974-5-11 Plumas ca. 7 mi s of Greenville, ca 1/2 mi n of intersection of Hwys 70 and 89. 914 Comment
  UCD117017  Acer macrophyllum Matt Georgeff 1992-5-16 12 Plumas 0.7 mile from French Bar, upstreep from French Bar along Feather Road against big sloping hill. 731 Comment
  SEINET7893936  Acer macrophyllum C. N. Saulisberry 1949-5-28 s.n. Plumas Feather River Canyon, near Keddie Comment
  RSA716801  Achillea millefolium L. Ahart, John Dittes 2005-9-20 12436 Plumas North of Mud Lake, about 1/2 mile northeast of Eisenheimer Peak, about 3/4 mile south of Wilcox Valley 2042 Comment
  CAS-BOT-BC28732  Achillea millefolium Walter Knight; Irja Knight; J. T. Howell 1966-7-27 1646 Plumas High part of Sweetwater Meadow near rill adjacent road. 1127 Comment
  UCD51446  Achnatherum X bloomeri John Thomas Howell 1962-6-19 37841 Plumas The Buttes, n. Sierra Valley. 1493 Comment
  CDA14688  Achnatherum lemmonii G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-23 3156 Plumas Long Valley, 0.4 mile south of Dixie Canyon-Round Valley and Canyon Dam roads, at Maxwell Mine Road. 1633 Comment
  SEINET232919 Image available Achnatherum lemmonii L. R. Firestone, H Firestone 1983-8-4 8310 Plumas Cottonwood Spring Campground site 15 8-10 mi north of Chilcoot 1692 Comment
  CAS-BOT-BC210814  Achnatherum nelsonii subsp. nelsonii John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-23 54174 Plumas Long Valley at road to Maxwell Mine 1633 Comment
  CHSC40981  Achnatherum occidentale subsp. occidentale J. D. Jokerst 1984-7-10 2089 Plumas East of Rattlesnake ravine in the canyon of Indian Creek between creek and Indian Cr. Road. 1249 Comment
  CHSC73876  Achnatherum occidentale subsp. occidentale B. Castro 1997-6-9 727 Plumas Ca 4.5 air mi W of Little Grass Valley Reservoir, on N flank of Camel Peak, approx. halfway between the peak and USFS Rd 22N25, on E side of jeep Rd 22N50X which climbs the peak. 1694 Comment
  RSA484121  Achnatherum occidentale subsp. occidentale A. A. Beetle 1941-6-28 2898 Plumas west side of Lake Almanor 1829 Comment
  UC790988  Achnatherum occidentale subsp. occidentale A. A. Beetle 1941-6-28 2898 Plumas in meadow in forest, w side of Lake Almanor Lake Almanor 1828 Comment
  SEINET256108  Achnatherum occidentale subsp. pubescens L. R. Firestone, H Firestone 1983-8-4 8311 Plumas Across the road from Cottonwood Spring Campground 8 to 10 mi N of Chilcoot CA 1692 Comment
  UCD32652  Achnatherum occidentale subsp. pubescens Beecher Crampton 1954-7-5 2045 Plumas Plumas County, 1.5 miles north of Greenville, along highway 89. 1127 Comment
  CAS-BOT-BC218040  Achnatherum stillmanii Clarence R. Quick 1966-7-7 66 -38 Plumas Ca. 6.5 miles N of Belden, just E of Cottonwood Creek and road, 1/8 mile S of crossing, ca. 3 miles S of W end of Humbug Valley 1402 Comment
  SEINET3523240 Image available Acmispon aestivalis A. A. Heller 1938-7-2 15242 Plumas Feather River Highway near Gray's Flat 869 Comment
  CHSC32034  Acmispon americanus var. americanus L. Ahart 1977-7-26 1501 Plumas Along road to Bunker Hill Creek, ca. 0.5 mi below Bunker Hill Mine, ca. 10 mi ne of La Porte. 609 Comment
  JEPS122300  Acmispon americanus var. americanus Lowell Ahart 2014-8-24 19759 -A 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
  CHSC874  Acmispon grandiflorus var. macranthus D. Crummett 1937-5-14 Plumas Ten mi. south of Belden. 716 Comment
  CAS-BOT-BC391470  Aconitum columbianum subsp. columbianum Mrs. E. C. Van Dyke 1931-6-13 s.n. Plumas Kelly Camp, Mt. Lassen Nat'l. Park Comment
  CAS-BOT-BC391483  Aconitum columbianum subsp. columbianum Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region Comment
  RSA60799  Aconitum columbianum var. columbianum I. L. Wiggins 1948-9-15 12055 Plumas Onion Creek and Middle Fork of the Feather River. Comment
  CHSC98321  Aconogonon davisiae L. P. Janeway 2007-6-3 9019 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
  RSA59331  Actaea rubra subsp. arguta E. K. Balls 1950-9-10 15777 Plumas 1.5 miles along trail from Lakes Center Public Camp, to Long Lake outlet. 2012 Comment
  CAS-BOT-BC29843  Adenocaulon bicolor Javier Penalosa 1962-6-19 2488 Plumas Hwy. 40-89, ca. 6.2 miles southwest of Quincy 1097 Comment
  RSA59333  Adiantum aleuticum E. K. Balls 1950-9-12 15784 Plumas 1.5 miles along trail from Lakes Center Public Campground to Long Lake outlet 2012 Comment
  CDA13428  Agastache urticifolia G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13276 Plumas Sierra Nevada; Adjacent to Bull Run Creek off USFS 23N12E. Comment
  CDA40750  Agastache urticifolia L. Ahart, John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11161 Plumas On the north side of a forest road, about 1/4 mile north of Taylor Rock, about 1 mile (air) southwest of Grizzly Peak, about 5 miles (air) south of Taylorsville, about 8 miles (air) northeast of Quincy. Comment
  CHSC52030  Agastache urticifolia L. P. Janeway 1990-7-6 3779 Plumas Plumas National Forest. About 200 ft east of Paradise Creek about 3/4 mile south of Little Grizzly Creek. 1889 Comment
  UC1540451  Agastache urticifolia Ethel Crum 1937-8-7 1947 Plumas three mi w Lake Almanor; w of Lake Almanor 1524 Comment
  SEINET13948396 Image available Agastache urticifolia Ethel Crum 1937-1 1947 Plumas Along creek, open glad in coniferous forest. Three miles west of Lake Almanor. Alt 5000 ft 1524 Comment
  HSC73013  Ageratina occidentalis M. S. Taylor 1981-8-4 4153 Plumas On top of Wildcat Ridge, ca. 4 air miles NW of Antelope Lake, ca. 13 air miles NE of Taylorsville 2165 Comment
  CAS-BOT-BC29510  Agoseris Clare B. Hardham 1961-6-16 7479 Plumas Diamond Peak 2133 Comment
  CHSC97552  Agoseris glauca var. monticola Lowell Ahart; John Dittes 2007-6-17 14167 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
  RSA716688  Agoseris grandiflora L. Ahart, John Dittes 2005-9-19 12421 Plumas About 1 1/4 miles east of Kettle Rock, about 1 1/4 miles southeast of Taylor Lake. 1990 Comment
  CAS-BOT-BC22910  Agoseris heterophylla Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1967-7-10 2130 Plumas Butterfly Botanical Area and vicinity 1127 Comment
  CAS-BOT-BC22919  Agoseris heterophylla Alice Eastwood 1927-6-6 14438 Plumas United States Forest Reserve. Crescent Mills. Comment
  CHSC116182  Agoseris heterophylla var. heterophylla Lowell Ahart 2015-7-4 20283 Plumas About 140 yards south of the paved road to Tamarack Flat, about 1/2 mile west of the intersection of Lumpkin Ridge Road and road to Tamarack Flat, about 1-1/2 miles (air) northwest of Little Grass Valley Reservoir dam. 1712 Comment
  CAS-BOT-BC13313  Agoseris parviflora Alice Eastwood 1927-6-27 14883 Plumas United States Forest Reserve. On road from Chilcoot. 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-BC29658  Agoseris retrorsa Mary Strong Clemens 1920-8-14 s.n. Plumas Greenville Comment
  UC1024753  Agrostis alba Leo Whitney 1934-8-23 2299 Plumas ca 15 mi n Beckwith; Plumas National Forest, Willow Creek 1950 Comment
  CAS-BOT-BC127494  Agrostis capillaris John Thomas Howell 1955-7-19 30828 Plumas Sierra Nevada. Mohawk. 1371 Comment
  CAS-BOT-BC127081  Agrostis exarata John Thomas Howell; Gordon H. True 1973-7-31 50087 Plumas Sierra Nevada. Summit ridge of Thompson Peak. Diamond Range. 2194 Comment
  CAS-BOT-BC127105  Agrostis exarata John Thomas Howell 1926-7-30 2152 Plumas Prattville. 1463 Comment
  CHSC113852  Agrostis exarata Lowell Ahart 2014-8-31 19809 Plumas Around rocks in an unnamed drainage, on the west side of Black Rock Creek. about 200 yards southwest of the foot bridge across Black Rock Creek, about 200 yards southwest of the Black Rock, Little Grass Valley Reservoir, about 4-1/2 miles (air) northwest of La Porte. 1536 Comment
  CHSC74735  Agrostis exarata B. Castro 1998-10-8 859 Plumas Ca 0.25 mi upslope of E edge of Little Grass Valley Reservoir just S of Kenzie Ravine, on gentle NW-facing slope ca 300 ft above USFS RD 22N60. 1554 Comment
  CHSC81176  Agrostis exarata Lowell Ahart 2001-8-29 9243 Plumas On the west side of Little Last Chance Creek, on the strand of Frenchman Lake. 1700 Comment
  CAS-BOT-BC127090  Agrostis exarata John Thomas Howell 1959-9-22 34845 Plumas Drakesbad. 1737 Comment
  CAS-BOT-BC139607  Agrostis gigantea Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1530 Plumas Butterfly Botanical Area and Vicinity. Area north of Pond Reservoir. 1097 Comment
  CAS-BOT-BC139613  Agrostis gigantea John Thomas Howell 1926-7-26 2135 Plumas Near Prattville. 1371 Comment
  JEPS76244  Agrostis pallens W. L. Jepson 1939-8-16 19450 Plumas Bucks Valley 1584 Comment
  CAS-BOT-BC138712  Agrostis scabra Thomas H. Kearney 1944-8-14 5 Plumas Near Prattville, Lake Almanor. Comment
  UCD53296  Agrostis scabra John Thomas Howell 1926-7-26 2127 Plumas near Prattville. 1371 Comment
  CHSC116363  Agrostis variabilis Sara M. Taylor; Scott Batiuk 2012-8-14 65 Plumas Plumas National Forest. Slope Fen. Take Mile High Rd (off of Bucks Lake Rd) going north, pass Mill Creek Campground and get onto dirt Rd 24N33 to Mill Creek trailhead. Walk ~1.5 miles north and then east 3/4 mile to meadow. UTM zone 10, 4424066 N, 655727 E. 1987 Comment
  CAS-BOT-BC138373  Aira caryophyllea var. caryophyllea John Thomas Howell 1967-6-23 42665 Plumas Sierra Nevada. Canyon of Butterfly Creek. 1036 Comment
  CAS-BOT-BC445450  Alisma triviale Robert J. Weatherby 1950-7-28 1505 Plumas Near Indian Creek, 2 miles south of Crescent Mills. 1036 Comment
  UC337909  Allium bisceptrum var. bisceptrum Lemmon May 1889 Plumas Mohawk Valley Comment
  CHSC41141  Allium campanulatum J. D. Jokerst 1984-6-13 2049 Plumas Ca 2 air miles east of Peacock Point, south of Grizzley Creek along the edge of USFS road 26N08. 1432 Comment
  CAS-BOT-BC466609  Allium campanulatum Lowell Ahart 1977-7-9 s.n. Plumas 0.5 mile below the Bunker Hill Mine which is about 10 miles northeast of La Porte 1800 Comment
  CAS-BOT-BC466612  Allium campanulatum John Thomas Howell 1961-6-21 36663 Plumas Greenville 1097 Comment
  JEPS61492  Allium campanulatum W. I. Follett 1937-7-1 Plumas summit between Deadwood ravine and Rich Gulch Comment
  SEINET3884281  Allium campanulatum D. W. McNeal 1995-7-16 4127 Plumas Just above the parking area at the Gray Eagle trailhead to Long and Smith Lakes, Plumas Nat. For.; 0 Comment
  CAS-BOT-BC472964  Allium lemmonii Philip A. Munz 1947-5-17 11846 Plumas 20 miles north of Chilcoot 1828 Comment
  SEINET10471982  Allium lemmonii Mary Susan Taylor, M. Foster 1981-6-10 Taylor 3880 Plumas T24N R14E nw sec 7, Crocker Mt quad. In Red Clover Valley, Overland Inc. Ranches, ca. 3/4 mi N of Genesee- Beckwourth Rd, ca. 11 air mi NW of Beckwourth; elevation ca. 5500 ft.; Sagebrush Scrub on dry sandy soil. 1676 Comment
  SJSU15153  Allium lemmonii N. A. Hopkins 1993-6-16 1724 Plumas by Beckwourth-Janesville Rd c. 0.25 mi N of turn to Dixie Valley 1524 Comment
  CHSC36940  Allium obtusum var. obtusum M. S. Taylor 1982-5-14 4442 Plumas Along Turner Springs Rd just s of its jct with Hwy 114 (Clio-Portola Rd), ca. 2 air mi sw of Portola. 1524 Comment
  CHSC67405  Allium obtusum var. obtusum James D. Jokerst 1994-4-25 1992 Plumas Big Grizzly Hydro Project. Yellow Creek Canyon, E of the creek, SW of the forest service road. 1249 Comment
  CAS-BOT-BC474061  Allium parvum M. S. Taylor 1982-5-14 4442 Plumas along Turner Springs Rd just S of its jct with Hwy 114 (Clio-Portola Rd), 2 air miles SW of Portola 1524 Comment
  POM252943  Allium parvum A. A. Heller 1938-5-21 15104 Plumas About the airfield west of Chester. 1305 Comment
  UC1133830  Allium platycaule P. G. Haddock 1938-5-29 13 Plumas Rock Creek on rocky ledge above stream Plumas National Forest, Downieville Quadrangle, Rock Creek Comment
  CAS-BOT-BC474095  Allium platycaule A. A. Heller; P. B. Kennedy 1907-7-4 8723 Plumas Ridge east of Red Clover valley Comment
  RSA164372  Allium platycaule Clare B. Hardham 1961-6-16 7467 Plumas Diamond Peak. 2287 Comment
  SEINET5332277 Image available Allocarya microcalyx A. A. Heller, P. B. Kenndey 1907-7-2 8680 Plumas Between Vinton and Beckwith. Comment
  SEINET14407662  Allophyllum gilioides subsp. violaceum A. A. Heller, P. B. Kennedy 1907-7-4 8726 Plumas Ridge E of Red Clover Valley. Comment
  CAS-BOT-BC171351  Alnus incana subsp. tenuifolia John Thomas Howell 1955-7-20 30839 Plumas Mohawk. Sierra Nevada 1371 Comment
  CAS-BOT-BC171362  Alnus incana subsp. tenuifolia David D. Keck 1932-7-3 1652 Plumas Meadow S of Spanish Creek. Quincy. Northern Sierra Nevada 1065 Comment
  CHSC33782  Alnus incana subsp. tenuifolia M. S. Taylor 1981-7-17 4027 Plumas Ca. 1/4 mi s of Bear Lakes trailhead, Lakes Basin, ca. 6 air mi s of Mohawk. 1950 Comment
  UC1135173  Alnus incana subsp. tenuifolia D. Axelrod 1934-6-12 46 Plumas 1 mi s Fowler Peak; Plumas National Forest, Downieville Quadrangle Comment
  CAS-BOT-BC170695  Alnus rhombifolia John Thomas Howell 1959-9-21 34744 Plumas Belden. Sierra Nevada 701 Comment
  CHSC44123  Alopecurus aequalis V. Oswald; L. Ahart 1988-8-4 3664 Plumas Willow Lake located se of Drakesbad just s of the boundary of Lassen Volcanic National Park. 1676 Comment
  JEPS76236  Alopecurus aequalis W. L. Jepson 1939-8-12 19406 Plumas Ferris Creek - branch of Last Chance Creek 1767 Comment
  UC1100222  Alopecurus geniculatus Malcolm A. Nobs and S. Galen Smith 1949-8-18 1379 Plumas just s. Chester (Last Chance Marshes at n. end Lake Almanor); Lake Almanor, Last Chance Marshes Comment
  CHSC60882  Alyssum minus subsp. micranthum Vernon H. Oswald 1993-6-17 5551 Plumas Trail along the N shore of Willow Lake, at an old camping site ca. 0.3 mi SE of the gate in fence marking the S boundary of Lassen Volcanic National Park. 1656 Comment
  RSA128962  Amaranthus albus J. T. Howell 1951-8-20 s.n. Plumas Near Taylorsville Comment
  JEPS102800  Amaranthus californicus Lowell Ahart 2001-8-29 9245 Plumas On the bottom of Little Last Chance Creek, on the strand of Frenchman Lake. 1700 Comment
  CHSC61611  Amelanchier alnifolia Arthur C. Barrett 1915-6-14 5 Plumas Boulder Cr. Ranger Sta. Pasture. 1645 Comment
  CAS-BOT-BC136799  Amelanchier utahensis Alice Eastwood 1927-6-15 14603 Plumas United States Forest Reserve, trail to Long Valley Comment
  CHSC117576  Amelanchier utahensis Lowell Ahart 2016-7-9 21092 Plumas Top and on the east side Table Mountain, about 2 miles (air) northwest of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir Dam. 1857 Comment
  JEPS114609  Amelanchier utahensis Lowell Ahart 2008-9-10 15375 Plumas East edge of Onion Valley, about 3/4 mile northwest of Pilot Peak, about 1/2 mile east of the Quincy La Porte Road, about 9 1/2 miles (air) northeast of La Porte 1916 Comment
  UC1127780  Amelanchier utahensis G. T. Nordstrom 1934-7-17 232 Plumas 1.5 mi s and 0.5 mi e Bucks Mtn.; Plumas National Forest, Bidwell Bar Quad. 1524 Comment
  UCSB27203  Amelanchier utahensis Kunze, G. 1971-6-6 Plumas California 89, 5 miles south of Canyon Dam. 1158 Comment
  UC725951  Amsinckia menziesii var. menziesii A. A. Heller 1941-5-22 16145 Plumas along roadside just beyond Spanish Creek (outside of Quincy on State Hwy #24) Comment
  JEPS88080  Anaphalis margaritacea Vernon H. Oswald and Lowell Ahart 1996-8-14 8155 Plumas road paralleling creek near Greens Flat (ca. 2 air mi nw of Meadow Valley (on the Oroville-Quincy Hwy)); northern High Sierra Nevada, Spanish Creek 1127 Comment
  SD8181  Anemone quinquefolia Daniel Cleveland July 1882 Plumas Big Meadows Comment
  SD109157  Angelica arguta var. breweri Joseph M. DiTomaso 1980-8-28 1948 Plumas One mile east of Whitehorse campground, ca. 1/2 mile west of Pacific Coast Trail on Hwy 70; 15 miles west of Quincy. 1525 Comment
  CHSC101777  Antennaria argentea Lowell Ahart; John Dittes, Josephine Guardino 2009-6-14 15870 Plumas South and below Forest Road 27N01Y, south of the high cut bank along the road, about 1.3 miles (air) west of Lake Almanor Dam. 1462 Comment
  CHSC89307  Antennaria argentea G. Douglas Barbe; T. C. Fuller, J. T. Howell 1981-6-24 3218 Plumas Sierra Nevada. 1.0 mile south of junction of Mt. Hough-Crystal Lake Road with China Grade Road (road to Taylorsville). Rhinehart Meadow. 1676 Comment
  CHSC97065  Antennaria argentea Lowell Ahart; Josephine Guardino 2007-7-21 14376 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
  JEPS113540  Antennaria argentea Lowell Ahart, Josephine Guardino 2007-7-21 14377 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
  JEPS33939  Antennaria argentea W. L. Jepson 1910-6-15 4130 Plumas Prattville Comment
  CAS-BOT-BC59180  Antennaria dimorpha C. F. Sonne 1886-5-23 s.n. Plumas On Road to [illegible] Creek near Truckee Comment
  CAS-BOT-BC58705  Antennaria geyeri Clare B. Hardham 1970-8-9 17716 U Plumas Road to Thompson Peak Lookout 2133 Comment
  CHSC56838  Antennaria geyeri L. P. Janeway; Garrett Gibson 1991-7-18 4075 A 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
  CHSC57063  Antennaria geyeri L. P. Janeway; Garrett Gibson 1991-7-11 4073 A Plumas Plumas National Forest. Between Smith Peak and the southwest corner of Lake Davis; between Humbug Creek and Dan Blough Creek. 1798 Comment
  UC485660  Antennaria geyeri Katharine Brandegee Plumas Portola Comment
  CAS-BOT-BC58696  Antennaria luzuloides L. P. Janeway; Garrett Gibson 1991-6-13 4005 Plumas 0.25 mi. WNW of Claireville Flat, ca. 0.5 mi. SE of Hwy 70 and Willow Creek 1484 Comment
  CAS-BOT-BC137707  Anthoxanthum odoratum John Thomas Howell 1968-6-10 s.n. Plumas Sierra Nevada. Meadow at Quincy. 1036 Comment
  UC1187158  Antirrhinum vexillocalyculatum subsp. intermedium Jean Langenheim 1957-7-26 4444 Plumas Feather River Canyon Comment
  UCD123491  Antirrhinum vexillocalyculatum subsp. intermedium D. Sanchez-Mata; R. Rodriguez-Rojo 1997-8-16 s.n. Plumas French Bar-Caribou. Plumas National Forest. Near North Fork of Feather River. 840 Comment
  CHSC101915  Apocynum androsaemifolium Lowell Ahart; John Dittes 2009-7-14 16074 Plumas Along Forest Service Road 26N22, about 1.9 miles (air) southeast of Seneca, about 6 miles (air) south of Lake Almanor Reservoir Dam. 1536 Comment
  CHSC13646  Apocynum androsaemifolium M. S. Taylor 1974-7-3 294 Plumas Along roadside in vicinity of junction of Hwy 70 and turnoff to Butterfly Valley, ca. 5 mi nw of Quincy. 1066 Comment
  CHSC34868  Apocynum androsaemifolium M. S. Taylor 1981-7-17 4036 Plumas Lakes Basin, Bear Lakes Trail, just s of spur trail to Gold Lake Lodge, ca. 6 mi s of Mohawk. 1981 Comment
  CHSC57248  Apocynum androsaemifolium L. P. Janeway 1984-9-1 1128 Plumas Lakes Basin Recreation Area, on west side of Mud Lake. 2026 Comment
  UC565905  Apocynum androsaemifolium E. Sawyer 1935-7-9 275 Plumas 4 1.2 mi. s. Crow; Sierraville Quad. 1828 Comment
  UC586841  Apocynum androsaemifolium Joseph Andorfer Ewan 1934-6-26 8192 Plumas Gold Lake Rd. Sierra Nevada 1737 Comment
  RSA59699  Apocynum androsaemifolium subsp. pumilum E. K. Balls 1950-9-9 15768 Plumas 1.5 mi. along trail from Lakes Center Public Campground to Long Lake outlet 2073 Comment
  SEINET3157178  Apocynum cannabinum L. S. Rose 1939-6-8 39262 Plumas Twain 853 Comment
  SEINET10454892  Apocynum pumilum Mary Susan Taylor 1974-7-3 Taylor 294 Plumas Butterfly Valley Botanical Area, ca. 10 mi NW of Quincy on Hwy 70. Associates: Drosera rotundifolia, Darlingtonia californica. 1219 Comment
  CHSC48686  Aquilegia formosa var. truncata Vernon Oswald 1983-8-4 961 Plumas Humboldt Summit, 4.5 mi NE of Jonesville (intersection of Butte, Plumas, and Tehama Counties). 1993 Comment
  NY639723  Arabis holboellii var. pinetorum R. R. Halse 1977-5-22 1552 Plumas Along State Highway 89, 5.8 miles north of Quincy 960 Comment
  RSA244723  Arabis holboellii var. retrofracta Walter Knight, I. Knight, J. T. Howell, G. H. True 1969-6-24 2437 Plumas Near mouth of Butterfly Creek. 884 Comment
  SEINET5340400  Arabis holboellii var. retrofracta A. A. Heller, P. B. Kennedy 1907-7-3 8713 Plumas Hills above Red Clover Valley. Comment
  CHSC105612  Aralia californica L. P. Janeway 2010-8-4 10133 Plumas Northern High Sierra Nevada. Plumas National Forest; along Soda Creek 0.7 km northwest of Hwy 70 and East Fork North Fork Feather River. 944 Comment
  RSA755810  Arceuthobium californicum L. Ahart, John Dittes 2009-7-14 16070 Plumas On sides of Forest Service Road 27N92, about 1.9 air miles southeast of Seneca, about 6 air miles south of Lake Almanor Reservoir Dam. 1678 Comment
  SEINET3239908  Arceuthobium californicum R. L. Mathiasen 2010-1 1014 Plumas 0.8 km from rd. to Bucks Lake on rd. to Silver Lake. 1250 Comment
  CAS-BOT-BC407769  Arceuthobium californicum C. R. Quick 1953-8-7 53 -120 Plumas SE of Meadow Valley Comment
  JEPS123950  Arceuthobium campylopodum subsp. abietinum Lowell Ahart, John Dittes, Josephine Guardino, Steve Green 2015-7-31 20417 Plumas On the southwest side of Blue Lake, 2,710 feet north of Forest Service Road 29N18, 2.89 air miles west-southwest of Sifford Mt., 6.26 air miles south-southeast of Lassen Peak. Comment
  CAS-BOT-BC24213  Arctostaphylos Gladys L. Smith 1976-6-7 4582 Plumas Brushy slope of cutover area, N. end summit area, secondary Rd. between Rte. 70 and La Porte. 1950 Comment
  RSA252452  Arctostaphylos manzanita subsp. manzanita R. F. Thorne, C. W. Tilforth, K. Thorne 1969-9-6 39222 Plumas Ca. 2.5 miles S of Graeagle on Gold Lake Road. 1646 Comment
  CAS-BOT-BC40003  Arctostaphylos nevadensis M. B. Kildale 1926-9-11 2764 Plumas Juniper Lake 2054 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-BC42093  Arctostaphylos patula John Thomas Howell; Gordon H. True 1967-5-8 42191 Plumas Near the spring in the Butterfly Botanical Area 1097 Comment
  CAS-BOT-BC42113  Arctostaphylos patula Robert F. Thorne; L. DeBuhr; C. W. Tilforth 1972-9-20 42354 Plumas Plumas National Forest: Along Hwy. 70 two miles N of Quincy in Pinus ponderosa forest 1097 Comment
  SEINET11987210  Arctostaphylos patula subsp. platyphylla J. Vale, Wagnon, K.; Knight, W.; Knight, I. 1981-1 4108 Plumas 3 mi N of Greenville, CA 89 1128 Comment
  CAS-BOT-BC47069  Arctostaphylos viscida subsp. viscida John Thomas Howell; Gordon True 1967-7-11 43286 Plumas 2 mi. from Quincy Junction on road to Mt. Hough. 1219 Comment
  CAS-BOT-BC47070  Arctostaphylos viscida subsp. viscida John Thomas Howell; Gordon True 1967-5-8 42190 Plumas Near the spring in the Butterfly Botanical Area. 1097 Comment
  CDA14659  Arenaria congesta var. congesta G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-23 3098 Plumas 0.1 mile west of Round Valley Reservoir dam on Dixie Canyon-Round Valley Road. 1371 Comment
  CDA19238  Arenaria congesta var. suffrutescens G. D. Barbe, T. C. Fuller 1982-6-17 3826 Plumas Plumas National Forest; South shore of Frenchman Reservoir (Lake), 0.4 mi E of Frenchman Dam. 1706 Comment
  UC1125771  Arenaria congesta var. suffrutescens E. Sawyer 1935-6-4 64 Plumas 3 3/4 mi ese Beckwith Butte; Sierraville Quadrangle 1493 Comment
  CHSC48250  Arenaria kingii var. glabrescens Vernon Oswald 1984-6-25 1327 Plumas La Porte-Quincy Rd. at the S. Fork of Feather River. 1926 Comment
  SD8171  Arenaria kingii var. glabrescens Mrs. R. M. Austin 1881-1 Plumas American Valley Comment
  CAS-BOT-BC82223  Arnica chamissonis H. E. Brown 1897-8-1 607 Plumas Near Lassen Buttes 1828 Comment
  CHSC108714  Arnica dealbata B. Castro; L. P. Janeway 2003-9-7 1455 Plumas High Cascade Range. Caribou Wilderness Area, ca 0.6 mi NW of Hay Meadow and 0.4 mi NW of Indian Meadow, along E side of trail off S end of large unnamed wet meadow. Large plts scattered in one patch between trail and creek feeding Indian Meadow. 2017 Comment
  CHSC64065  Arnica discoidea B. Castro; R. A. Schlising 1987-7-21 175 Plumas Ca 6 mi W of Clio via Hwy 70/89, just E of jcn USFS Rds 22N98 and 22N42. 1539 Comment
  CAS-BOT-BC82507  Arnica discoidea Anna Head 1921-7-28 s.n. Plumas trail to Long Lake, Feather River Region Comment
  CAS-BOT-BC82511  Arnica discoidea David D. Keck 1932-7-3 1645 Plumas Hillside south of town (forested), Quincy, in the Northern Sierra Nevada 1220 Comment
  UC608846  Arnica lanceolata subsp. prima Beryl O. Schreiber 1938-7-10 2531 Plumas 1/4 mi s of U. C. Forestry Camp; Bidwell Quad., Plumas National Forest, Meadow Valley 1097 Comment
  UC586843  Arnica nevadensis Joseph Andorfer Ewan 1934-6-25 8206 Plumas Gold Lake Rd Sierra Nevada 1463 Comment
  JEPS110454  Artemisia cana subsp. bolanderi Lowell Ahart 2006-9-21 13339 Plumas On both sides of the dirt road, about 50 yards south of the railroad tracks, about 100 yards west of Beckwourth Calpine Road, about 3/4 mile (air) southwest of Beckwourth, Sierra Valley 1483 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
  JEPS102859  Artemisia douglasiana Lowell Ahart 2001-10-8 9327 A Plumas Old road that crossed Indian Creek, ca 50 yards east of the RR tracks, where railroad has a bumper to start the signal lights on Arlington Road, ca 400 yards S of Arlington Rd, 50 yards east of Highway 89, ca 1 1/2 miles S of Crescent Mills. 1066 Comment
  UC91264  Artemisia douglasiana Mrs. R. M. Austin 1876-7-1 100 Plumas American Valley Comment
  SEINET6775444 Image available Artemisia dracunculus M. J. Williams, J. T. Howell, W. Follette 1977-8-11 77- 68 -11 Plumas Road from Chilcoot to Frenchman's along Last Chance Creek 1707 Comment
  CAS-BOT-BC93761  Artemisia furcata Ben Beard; J. D. Scheeller 1928-5-22 411 Plumas Lower Dixie Valley 1828 Comment
  JEPS90449  Artemisia michauxiana Dean Wm. Taylor with Glenn Clifton 1990-6-25 11174 Plumas Mt. Thompson Diamond Mountains (n slope) 2301 Comment
  CDA18745  Artemisia tridentata G. D. Barbe, T. C Fuller 1982-7-16 3774 Plumas Plumas National Forest; Lava Cap ridge 1.5 mi. W of Wheeler Peak and 1 mi. S of Beardley Mine on forest road 3.8 mi. S of Green Flat. 1981 Comment
  CAS-BOT-BC400772  Asarum lemmonii Lewis S. Rose 1963-6-3 63113 Plumas Butterfly Valley, 2 mi. sw. of Keddie 1188 Comment
  RSA790004  Asarum lemmonii Rudolf W. Becking 1996-6-5 35 Plumas Near Quincy, Deer Creek bridge. Comment
  SEINET6833666  Asclepias cordifolia R. L. Mills 1956-4-27 1 Plumas Quinicy, along the Feather River 1036 Comment
  JEPS6283  Asclepias speciosa W. L. Jepson 1939-8-4 19340 Plumas Rock Creek; Meadow Valley 1219 Comment
  CHSC52717  Aspidotis densa L. P. Janeway 1990-7-17 3800 Plumas Plumas National Forest. Ca 0.1 mi NW of Emigrant Cr and ca 0.6 mi SW of Little Grizzly Cr. 1828 Comment
  CHSC69677  Aster Vernon H. Oswald; L. Ahart, L. Gehrung, L. Hanson, T. Martin 1992-8-20 5170 Plumas Quincy-La Porte Rd. at the pond at the N edge of La Porte. 1514 Comment
  UCR63640  Aster alpigenus B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-29 0953 Plumas Sierra Nevada Mountains, Plumas National Forest c. 6 mi north of Gold Lake on Gold Lake Road, and 2.6 mi west of junction with Hwy 89 1585 Comment
  CDA10225  Aster ascendens J. S. Buckett 1959-8-8 Plumas Nelson Creek area, ca. 10 miles west of Johnsville. 0 Comment
  RSA471585  Aster breweri L. S. Rose 1932-9-5 32618 Plumas Jamison Lake 1890 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
  CDA42089  Aster elatus G. F. Hrusa, J. Dinsdale 1989-6-27 7218 Plumas Sierra Nevada; Butterfly Botanical Area, Butterfly Valley approx. 10 miles NW of Quincy. Plumas National Forest. Comment
  CDA14031  Aster foliaceus G. F. Hrusa, B. A. Smith 1996-8-8 13479 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
  CHSC110619  Aster integrifolius B. Castro; G. Kuenster 2006-8-4 1582 Plumas Northern High Sierra Nevada. SW side of Lower Thompson Valley 0.8 mi. N of the mouth of McReynolds Creek at Red Clover Creek. W side of Thompson Creek, near low knolls with rounded granitic outcrops, ca 450 ft below edge of open Ponderosa-Jeffrey pine forest. 1664 Comment
  RSA60033  Aster integrifolius E. K. Balls 1950-9-1 15588 Plumas E shore of Long Lake, turning south from Mt. Elwell; Southern Plumas Co. 2104 Comment
  RSA59444  Aster occidentalis var. fremontii E. K. Balls 1950-9-8 15726 Plumas Lakes Center Public Campground 2043 Comment
  RSA716701  Aster occidentalis var. occidentalis L. Ahart, John Dittes 2005-9-20 12434 Plumas North of Mud Lake, about 1/2 mile northeast of Eisenheimer Peak, about 3/4 mile south of Wilcox Valley 2042 Comment
  CHSC34915  Aster radulinus Lowell Ahart 1980-9-17 2647 Plumas Along the edge of the dirt road ca. 1 mi W of Fowler Peak, ca. 8 mi N of La Porte. 1800 Comment
  CHSC75448  Aster radulinus G. F. Hrusa; T. D. Wilfred 1996-8-2 13456 Plumas Sierra Nevada. At bottom of old skid trail at terminus of USFS 23N22D. 1630 Comment
  CHSC91919  Aster radulinus Lowell Ahart; Josephine Guardino 2005-8-10 12302 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
  CHSC40925  Astragalus lentiformis W. D. Daban 1985-6-21 Plumas Portola. Comment
  CHSC48057  Astragalus lentiformis L. P. Janeway 1989-7-11 3478 Plumas Plumas National Forest. Forest along SW side of Red Clover Valley; 1/2 mi SW of the Beckwourth-Genesee Rd (rd 111) 11.5 mi from Beckwourth. 1699 Comment
  CHSC77210  Astragalus lentiformis G. Schoolcraft 1997-6-3 2236 Plumas 1487 Comment
  JEPS113615  Astragalus lentiformis Lowell Ahart, John Dittes 2007-6-16 14123 Plumas West of a smalll stream, on the south side of County Road 111 (Beckwourth Genesee Road), 10 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis 1647 Comment
  UCD104877  Astragalus lentiformis Michael A. Vincent 1999-6-7 8530 Plumas Plumas National Forest, Milford Ranger District. West of Frenchman Lake along FS Rt. 11. Comment
  CAS-BOT-BC187164  Astragalus lentiginosus var. floribundus L. P. Janeway; Jannice Cutler 1992-5-28 4207 Plumas Southwest side of Dotta Canyon 1.1 mi southeast of Beckwourth-Genesee Road 1685 Comment
  JEPS100349  Astragalus pulsiferae var. pulsiferae Dean W. Taylor 2001-6-28 17815 Plumas Diamond Mountains, Snow Lake (ca. 2 air miles east of Frenchman Lake), growing on the edge of Forest Road 24N44 just southeast of the lake 1859 Comment
  UC1094005  Astragalus pulsiferae var. pulsiferae Lewis S. Rose 1955-7-19 55152 Plumas Beckworth Pass Beckworth Pass (sagebrush covered slopes) 1493 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
  RSA39886  Astragalus purshii var. purshii P. A. Munz 1947-5-16 11829 Plumas 8 miles north of Chilcoot. 1524 Comment
  RSA169385  Astragalus purshii var. tinctus L. S. Rose 1963-6-4 63123 Plumas Sierra Valley, 2 mi. s. of Beckwourth. 1463 Comment
  UC1128868  Astragalus purshii var. tinctus E. Sawyer 1935-6-27 212 Plumas mouth Dixie Valley Sierraville Quad., , Dixie Valley (Plumas National Forest) Comment
  RSA121721  Astragalus purshii var. tinctus E. Sawyer 1935-5-22 25 Plumas 2.5 miles southeast of Beckwith. 1494 Comment
  POM117882  Astragalus webberi Joseph Clemens 1920-6-29 s.n. Plumas Cescent Mills. Comment
  RSA110132  Astragalus webberi H. D. Ripley, R. C. Barneby 1956-1 5778 Plumas [Locality unknown] Comment
  CHSC88661  Asyneuma prenanthoides Linnea Hanson 1981-7-15 148 Plumas Plumas National Forest. 1524 Comment
  UC185193  Athyrium distentifolium var. americanum Mrs. Carlotta C. Hall 1912-7-11 9341 Plumas Long Lake 2042 Comment
  CAS-BOT-BC69502  Athyrium filix-femina var. californicum M. S. Taylor 1981-8-19 4222 Plumas Blue Nose Mt. quad. s. side of 23N10, 0.3 mi. e. of Peoria Creek, ca. 2.5 mi. w. of Sloat. 1341 Comment
  CAS-BOT-BC66094  Athyrium filix-femina var. cyclosorum John Thomas Howell 1951-6-27 27611 Plumas Jamison Creek 1950 Comment
  CHSC102128  Athyrium filix-femina var. cyclosorum Lowell Ahart; John Dittes 2009-7-27 16163 Plumas On dry to damp soil, below a small dam, headwaters of Grizzly Gulch, 2.1 miles (air) northeast of Butt Valley Reservoir Dam. 1479 Comment
  JEPS120167  Athyrium filix-femina var. cyclosorum Lowell Ahart 2012-9-5 18450 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. Comment
  SD9790  Athyrium filix-femina var. cyclosorum Daniel Cleveland Jul 1882 Plumas Big Meadows Comment
  UC123212  Athyrium filix-femina var. cyclosorum Mrs. R. M. Austin 1876-1 314 Plumas Mill Creek Comment
  UC185188  Athyrium filix-femina var. cyclosorum Mrs. Carlotta C. Hall 1912-6-10 Plumas Wapanse Creek Comment
  UC1794996  Balsamorhiza deltoidea R. K. Brummitt 1998-5-17 19888 Plumas Rte. 89 near Indian Falls, 4 km from Rte. 70 junction, opposite Dawn Community Centre 1000 Comment
  CAS-BOT-BC100096  Balsamorhiza sagittata Mary Strong Clemens 1920-5-4 s.n. Plumas Greenville Comment
  UC88466  Balsamorhiza sagittata Mrs. R. M. Austin 1875-6-1 94 Plumas American Valley Comment
  HSC93486  Barbarea vulgaris G. Fred Hrusa, T. D. Wilfred 1997-6-26 13925 Plumas Brady's Camp, Pine Creek Valley, 0.5 mi. NE of Argentine Rock 2125 Comment
  CAS-BOT-BC145810  Beckmannia syzigachne David D. Keck 1932-7-3 1688 Plumas Northern Sierra Nevada. Quincy. 1065 Comment
  UC1028651  Beckmannia syzigachne Robert J. Weatherby 1950-7-26 1502 Plumas marshy creek border 2 mi s Crescent Mills; Indian Creek 1036 Comment
  POM106525  Betula nana Marcus E. Jones 1897-7-5 s.n. Plumas Prattville. 1372 Comment
  CHSC54465  Betula pumila var. glandulifera Vernon H. Oswald; Lowell Ahart 1991-7-30 4790 Plumas Big Springs on the west side of Humbug Valley, ca. 6 miles (air) eastnortheast of Humbug Summit, ca. 12 miles (air) south of Chester. Within the fenced, marshy enclosure at the springs. 1310 Comment
  UC1192183  Bidens cernua Malcolm A. Nobs and S. Galen Smith 1949-8-18 1361 Plumas just s of Chester (Last Chance Marshes at n e of Lake Almanor); Lake Almanor, Last Chance Marshes Comment
  CAS-BOT-BC413052  Bistorta bistortoides Arthur C. Barrett 1915-6-21 222 Plumas Plumas National Forest. Lone Rock Valley 1645 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
  SEINET10474480  Blepharipappus scaber Mary Susan Taylor 1982-6-28 Taylor 4765 A Plumas T23N R14E nw/ne sec 27. Portola quad. Ramelli Ranch, between Calpine Rd (109), and cow pastures; s side of Hwy 70, ca. 1 mi w of Beckwourth. 4880 ft. Plumas National Forest property. 1487 Comment
  CAS-BOT-BC16143  Boechera constancei Wayne Dakan; Arno H. Schmitt 1974-5-31 s.n. Plumas Sierra Nevada. On road from Round Valley to Long Valley. Comment
  CHSC34004  Boechera constancei M. S. Taylor 1981-5-8 3649 Plumas At jcts of rds 26N18, 26N92, and 27N92, ca. 0.5 mi e of Long Valley Mine, ca. 4 air mi w of Greenville. 1615 Comment
  UC1075715  Boechera davidsonii Robert J. Weatherby 1955-6-26 1553 Plumas above Mud Lake; Lakes Basin Area 2194 Comment
  CHSC61716  Boechera howellii Vernon H. Oswald; Lowell Ahart 1993-8-25 5876 Plumas Lassen Volcanic National Park. W side of the S unit of Twin Meadows, ca. 0.5 mi N of the S boundary of the park. 2057 Comment
  CHSC73755  Boechera howellii B. Castro 1997-6-9 734 Plumas Ca 4.5 air mi W of Little Grass Valley Reservoir, on N flank of Camel Peak, approx. halfway between the peak and USFS Rd 22N25, on E side of jeep Rd 22N50X which climbsthe peak. 1694 Comment
  CAS-BOT-BC14016  Boechera lemmonii Ella Dales Cantelow 1941-5-18 3626 Plumas 1.5 miles west of Johnsville Road to Gibsonville. 1615 Comment
  CHSC63450  Boechera pinetorum Lowell Ahart 1994-7-22 7493 Plumas Plumas and Sierra counties. Ravine, south of the Pacific Crest Trail, north-west side of the large twin rocks on the north-east side of Mount Etna. 1981 Comment
  JEPS107621  Boechera pinetorum Lowell Ahart, Josephine Guardino 2005-8-9 12281 Plumas Northeast of the cabin (destroyed) and corral, on the south side of Fant Creek, north of Forest Road 27N09, about 6 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake 1597 Comment
  CHSC21025  Boechera platysperma F. T. Griggs; A. Pass 1975-7-10 139 Plumas Buck's Lake. Comment
  CHSC62535  Boechera platysperma B. Castro 1993-7-20 484 Plumas Ca 2 air mi W of Bucks Lake, ca 1 mi N of Grizzly Ck, on ridge between USFS Rds 23N42 and 23N42A. 1645 Comment
  CHSC54318  Boechera rectissima Vernon H. Oswald; Lowell Ahart 1991-6-18 4678 Plumas Forest Rd 28N38, 1.7 miles northeast of its junction with County Rd 201 (Old Haun Rd), ca. 4 miles (air) north-northwest of Greenville. 1463 Comment
  CHSC82502  Boechera rectissima Lowell Ahart 2002-6-26 9774 Plumas On the east side of the poor road, about 1/2 mile south of the intersection of Lumpkin Ridge Road and the road to Tamarack Flat, about 1 mile (air) northwest of Little Grass Valley Reservoir dam, about 4 miles (air) northwest of La Porte. 1796 Comment
  CAS-BOT-BC14660  Boechera rectissima John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54234 Plumas Sierra Nevada. About 4 miles southeast of Mount Hough on the road to Quincy. 1645 Comment
  CHSC472  Boechera retrofracta E. Wager 1937-5-15 Plumas Feather River canyon. Comment
  CAS-BOT-BC25586  Boechera retrofracta John Thomas Howell 1974-9-20 50890 Plumas Sierra Nevada. 7 miles from Quincy on road to Blairsden. 1097 Comment
  CAS-BOT-BC25596  Boechera retrofracta M. S. Taylor 1981-5-11 3685 A Plumas Along Beckwourth-Genesee Valley Road, ca. 0.5 mile south of Flournoy Bridge and junction of highway 89. 1158 Comment
  CAS-BOT-BC25718  Boechera sparsiflora John Thomas Howell 1962-6-17 37696 Plumas Sierra Nevada. Portola. 1463 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
  UCD114379  Boechera sparsiflora M. Vincent 1964-4-8 517 Plumas Near North Fork bridge. Comment
  CAS-BOT-BC25906  Boechera suffrutescens John Thomas Howell; Gordon H. True 1967-7-11 43348 Plumas Sierra Nevada. Summit ridge of Mount Hough. 2194 Comment
  RSA59435  Boisduvalia glabella E. K. Balls 1950-9-15 15847 Plumas North Fork Feather River, 6 miles northwest of Chester. 1402 Comment
  RSA59759  Boisduvalia stricta E. K. Balls 1950-9-14 15807 Plumas 6 miles northwest of Chester, North Fork Feather River. 1402 Comment
  NY144278  Botrychium californicum R. M. Austin 1897-7-2 s.n. Plumas Near Quincy Comment
  UC338407  Botrychium multifidum J. G. Lemmon Plumas Tahoe Valley to Butterfly Valley Comment
  CHSC83609  Botrychium simplex John Dittes 2002-8-10 2 -29 Plumas Northern High Sierra Nevada; Plumas National Forest, Lumpkin Ridge, ca. 1.3 air-miles northwest of Little Grass Valley Reservoir, ca. 0.8 air-miles southeast of Tamarack Flat, south side of FS Primary Route 27, ca. 0.7 mile southwest of intersection with FS Primary Route 94. Along margin of pond. 1716 Comment
  JEPS99048  Botrychium simplex var. compositum Lowell Ahart 2002-6-26 9796 Plumas 1 mi SE of Tamarack Flat (5 air mi NW of La Porte); Lumpkin Ridge Road 1743 Comment
  CHSC90305  Boykinia major L. P. Janeway 1994-8-24 4747 Plumas Northern High Sierra Nevada. Small tributary of South Fork Rock Creek at Deanes Valley Campground. 1298 Comment
  JEPS88179  Boykinia major Vernon H. Oswald and Lowell Ahart 1996-8-14 8165 Plumas 1.9 mi se of Silver Lake Campground (ne of Bucks Lake, Northern High Sierra Nevada, Silver Lake Road); Northern High Sierra Nevada, Silver Lake Road 1645 Comment
  CAS-BOT-BC186698  Brassicaceae John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1968-6-11 2375 Plumas In canyon of Butterfly Creek. Between Spanish Creek and Butterfly Valley Comment
  CAS-BOT-BC106232  Brickellia californica John Thomas Howell 1959-9-21 34774 Plumas Dry rocky river bench, N. Fk. Feather River near Belden 701 Comment
  SEINET10533768  Brodiaea coronaria Cantelow 1949-6-11 CANTELOW s.n. 1949 Plumas Feather River Canyon, Calif. Comment
  SEINET3921868  Bromus carinatus Lewis S. Rose 1951-6-27 51021 Plumas Johnsville, CA.; 0 1600 Comment
  CAS-BOT-BC149315  Bromus carinatus var. carinatus John Thomas Howell 1961-9-23 36899 Plumas Sierra Nevada. Crescent Mills. 1066 Comment
  CAS-BOT-BC148710  Bromus carinatus var. marginatus John Thomas Howell 1960-7-23 35929 Plumas Lassen Volcanic National Park. Drakesbad. 1828 Comment
  SBBG115955  Bromus carinatus var. marginatus J. T. Howell, G. H. True 1973-7-31 50104 Plumas Thompson Pk, Diamond Range 2194 Comment
  SEINET935017  Bromus carinatus var. marginatus Lewis S. Rose 1951-1 51021 Plumas Johnsville 1600 Comment
  CHSC88194  Bromus ciliatus Lowell Ahart 2004-7-27 11314 Plumas Along Hopkins Creek, about 200 yards north of the fork of Hopkins Creek and the East Branch of Hopkins Creek, about 3/4 mile south of Turkeytown, about 1 mile (air) southwest of Blue Nose Mountain, about 10 miles (air) northeast of La Porte. 1645 Comment
  CAS-BOT-BC155973  Bromus commutatus John Thomas Howell; Gordon H. True 1967-6-11 42582 Plumas Sierra Nevada. Meadow at Quincy. 1036 Comment
  JEPS45880  Bromus hordeaceus L. S. Smith 1925-4-29 1556 Plumas Tahoe National Forest, s slope of Grizzley Ridge Grizzley Ridge; Tahoe National Forest, Grizzley Ridge 975 Comment
  CAS-BOT-BC155311  Bromus inermis Mary S. Clemens 1920-6-14 3 Plumas Greenville. Comment
  JEPS113830  Bromus inermis subsp. inermis Lowell Ahart, John Dittes 2007-6-17 14190 Plumas Meadow, about 100 yards southwest of County Road 111 (Beckwourth Genesee Road), about 1/4 mile southeast of bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis 1654 Comment
  CAS-BOT-BC155346  Bromus japonicus John Thomas Howell 1977-6-24 52417 Plumas Sierra Nevada. Near confluence of Spanish and Indian Creeks. 929 Comment
  SBBG126105  Bromus japonicus L. Ahart 2012-6-1 18258 Plumas ca 0.75 mi E of Caribou Rd, ca 3.5 mi NE of Belden 807 Comment
  CAS-BOT-BC162157  Bromus orcuttianus John Thomas Howell 1975-7-22 51363 Plumas Sierra Nevada. 2 miles northwest of Spring Garden. 1173 Comment
  JEPS76216  Bromus orcuttianus W. L. Jepson 1939-7-29 19276 Plumas Meadow Valley, Spring Hill Trail Meadow Valley; , Spring Hill Trail 1219 Comment
  UC641670  Bromus orcuttianus G. L. Stebbins Jr. 1939-7-7 2914 Plumas 1.7 mi e of Meadow Valley (on road to Quincy) Comment
  UCD59268  Bromus orcuttianus Lewis S. Rose 1967-7-10 67152 Plumas 3 miles W of Keddie. Butterfly Valley. 1097 Comment
  CAS-BOT-BC161353  Bromus tectorum Clare B. Hardham 1970-8-9 17716 EE Plumas Road to Thompson Peak Lookout. 2133 Comment
  CAS-BOT-BC161356  Bromus tectorum Javier Penalosa 1962-6-19 2499 Plumas Highway 40-89, +-6.2 miles southeast of Quincy. 1097 Comment
  CHSC117315  Bromus vulgaris L. P. Janeway 2016-8-10 12150 Plumas Northern High Sierra Nevada. Plumas National Forest; about 100 m south of Gibsonville-Johnsville Road on east side of Continental Ravine (a tributary of West Branch Nelson Creek). 1830 Comment
  RSA700312  Bromus vulgaris L. Ahart 2004-7-27 11318 Plumas about 100 yards northeast of the bridge across Hopkins Creek, about 1 1/4 miles (air) southwest of Blue Nose Mountain, about 9 3/4 miles (air) northwest of La Porte 1712 Comment
  SEINET10508555  Bromus willdenowii Mary Susan Taylor 1981-7-6 Taylor 3966 Plumas T24N R16E nw/se sec 7. Frenchman lake quad. Roadside and meadow along Grigsby Creek, ca. 1 mi W of N tip of the lake, ca. 13 air mi NW of Chilcoot. 5900 ft elev. 1798 Comment
  CAS-BOT-BC185351  Calamagrostis canadensis E. K. Balls 1950-9-8 15719 Plumas Lakes Center Public Camp. 2042 Comment
  UCD57257  Calamagrostis koelerioides R. Tofsrud 1949-7-14 s.n. Plumas Hwy 24, 11 miles W of junction with Hwy 89. (additional note by B. Crampton: 1 mile east Spring Garden). Comment
  CHSC97609  Calandrinia ciliata Lowell Ahart; John Dittes 2007-6-16 14086 Plumas On dry bare soil, graded road gutter, east of the small stream, on the south side of of County Road 111 (Beckwourth Gensee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1647 Comment
  CAS-BOT-BC487770  Calochortus coeruleus L. P. Janeway 1990-6-12 3712 Plumas Rattlesnake Creek, just N of Long Valley; along road 508, 1.1 miles N of Hwy 70/89 1432 Comment
  JEPS85845  Calochortus leichtlinii Barbara Ertter with Gary Schoolcraft 1989-7-3 8660 Plumas ca. 8 airmiles s. Susanville (ridge between Red Rock & Diamond Mt.) 2225 Comment
  POM109565  Calochortus leichtlinii Marcus E. Jones 1897-7-6 s.n. Plumas Prattville. 5 miles west. 1372 Comment
  UC570206  Calochortus leichtlinii E. Sawyer 1935-6-4 70 Plumas 3.25 mi se Beckwith Butte 1584 Comment
  CAS-BOT-BC491829  Calochortus leichtlinii A. A. Heller; P. B. Kennedy 1907-7-4 8719 Plumas Ridge east of Red Clover valley Comment
  CAS-BOT-BC491841  Calochortus leichtlinii H. C. Cantelow 1941-7-20 s.n. Plumas About 6 miles west of Johnsville, on road from Mohawk to La Porte Comment
  CDA18569  Calochortus leichtlinii G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-26 3336 Plumas Sierra Nevada; 0.5 mile southeast of bridge crossing Indian Creek; 0.1 mile norhtwest of junction with road to Antelope Lake Dam. 1600 Comment
  RSA59606  Calochortus leichtlinii Verne Grant, Alva Grant 1950-7-12 8932 Plumas Mountain slopes at base of Red Rock between Susanville andTaylorsville 2012 Comment
  JEPS17809  Calochortus minimus W. L. Jepson 1910-6-5 4073 Plumas Warner Valley 1524 Comment
  CAS-BOT-BC483474  Calochortus minimus Marion Ownbey; Ruth P. Ownbey 1938-7-14 1740 Plumas Below Humboldt Summit on road between Jonesville and Lake Almanor Comment
  CHSC98577  Calochortus nudus L. P. Janeway 2007-6-3 9026 Plumas Northern High Sierra Nevada. South-facing slope near top of eastern end of Red Mountain, near Road 23N69 1.1 km northwest of Road 18. Rocky serpentine/gabbroic soil. 1884 Comment
  CAS-BOT-BC493424  Calochortus nudus Lewis S. Rose 1963-6-3 63111 Plumas Butterfly Valley, 2 mi. sw. of Keddie 1036 Comment
  CAS-BOT-BC271530  Calycadenia truncata subsp. truncata Rimo Bacigalupi 1953-8-31 4346 Plumas Along roadside, road from Greenville to Indian Agency, in Indian Valley, about 2 miles east of Greenville 1005 Comment
  CHSC21549  Calyptridium monospermum D. E. Brink Jr.; L. M. Mayer 1975-7-2 Plumas Bucks Lake Floristic Survey. Especially abundant in open dry areas. Comment
  CHSC46721  Calyptridium monospermum Lowell Ahart 1968-6-29 22 Plumas Growing on white gravel along the edges of Slate Creek, take road in La Porte that leads to Slate Creek, go on east and then go north past Grass Flat, take road to the west and go down to Slate Creek. 1066 Comment
  HSC17645  Calyptridium monospermum H. E. Parks, S. T. Parks Jun 1928 225 Plumas Lassen National Park, Drakesbad 1738 Comment
  UC852128  Calyptridium monospermum A. A. Heller 1938-5-30 15132 Plumas near Bucks Creek Powerhouse; Feather River; Feather River, near Bucks Creek power house, Plumas Co. 609 Comment
  SBBG5754  Calystegia malacophylla subsp. malacophylla H. and M. Dearing 1938-7-2 2266 Plumas Feather River Cyn below Paxton 792 Comment
  UCR3604  Calystegia occidentalis Wm. Horn Jr. 1963-7-14 630714 10 Plumas Northern Sierra Nevada Mtns, Meadow Valley, 120-130 yards south of Bucks Lake Road, 1 mi west of Meadow Valley Store at edge of clearing 1159 Comment
  CHSC87830  Calystegia occidentalis subsp. occidentalis Lowell Ahart; John Dittes, Josephine Guardino 2004-6-6 10998 Plumas On the bottom of a small drainage, on the north side of the logging road, about 1 1/2 miles (air) south of Lower Taylor Rock, about 7 1/2 miles (air) northeast of Quincy. 1517 Comment
  UC1552748  Calystegia occidentalis var. tomentella Frederica Bowcutt 1985-6-6 539 Plumas about 15 air mi ne Quincy (on the sw side of Red Clover Creek and Beckwourth Genesee Road in Plumas National Forest); Plumas National Forest, sw side Red Clover Creek Comment
  UC573259  Calystegia occidentalis var. tomentella C. G. Albertus 1935-7-20 208 Plumas 1 1/2 mi sw Lava Peak; Downieville Quad., sw of Lava Peak 1310 Comment
  RSA122814  Calystegia occidentalis var. tomentella C. G. Albertus 1935-7-20 208 Plumas 1.5 miles S.W. of Lava Peak. 1311 Comment
  RSA232906  Calystegia polymorpha L. S. Rose 1968-6-11 68099 Plumas Butterfly Creek, 2 miles south of Keddie. 1037 Comment
Read comments
Jun 22 2012
  SD6517  Camassia Mrs. Robert Austin 1879-1 Plumas Big Meadows. Comment
  SEINET12049370  Camassia quamash R. M. Austin 1875-1 s.n. Plumas no further locality Comment
  UCD138366  Camassia quamash subsp. breviflora Matt Georgeff 1992-5-18 23 Plumas near Portola, left at Davis Lake turnoff. 1615 Comment
  UCD114106  Camelina microcarpa Michael A. Vincent 1999-6-7 8544 Plumas Plumas National Forest; Beckwourth Ranger District. Along Route A23, just south of Route 70, southwest of Beckwourth; along jeep trail just south of creek (at first gate). Comment
  UCD103267  Camissonia contorta A. A. Beetle 1941-6-28 2892 Plumas West side of Lake Almanor. 1828 Comment
  CHSC34285  Camissonia tanacetifolia M. S. Taylor 1981-7-13 3991 Plumas Jct Last Chance Creek and 26N01 at its jct with 28N03 (101), 2 mi e of Jordan Flat, ca. 10 mi w of Doyle. 1798 Comment
  RSA186588  Camissonia tanacetifolia subsp. quadriperforata Peter H. Raven 1963-5-28 18415 Plumas Hwy 49, 2.4 miles WNW of Sierraville 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
  RSA794992  Camissonia tanacetifolia subsp. tanacetifolia L. Ahart, John Dittes 2009-9-7 16385 Plumas Below the high water line of Lake Almanor, about 2000 feet NW of lake Almanor Dam. 1591 Comment
  SEINET10453244  Camissonia tanacetifolia subsp. tanacetifolia Mary Susan Taylor 1981-6-9 Taylor 3879 Plumas T22N R13E ne sec 15, Blairsden quad. E side of Portola McLears Rd (A15), ca. 3 mi SW of Portola; elevation ca. 5100 ft. 1554 Comment
  JEPS104409  Campanula prenanthoides Lowell Ahart 2003-10-15 10638 Plumas Old gold mined flat area, ca 1/4 mi south of Forest Rd 22N94E, ca 1/2 mi south of Forest Rd 22N94, on Hartman Bar Ridge, ca 1 mi (air) sw of Franklin Hill, ca 4 1/2 mi (air) nw of Tamarack Flat, ca 9 mi (air) nw of La Porte. 1509 Comment
  JEPS115228  Campanula prenanthoides Lowell Ahart, John Dittes 2009-7-15 16094 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
  JEPS11845  Campanula prenanthoides John Thomas Howell 1926-7-31 2178 Plumas near Prattville 1463 Comment
  SEINET11262423  Campanula prenanthoides D. W. McNeal 1996-7-26 4180 Plumas Above F.S. Rd. 25N12 through Butterfly Valley 3.5 mi sw of the jct of Hwy 70-89 n of Quincy.; 0 Comment
  SEINET10462994  Campanula prenanthoides Mallory 1969-8-21 MALLORY 349 Plumas 1.5 miles north-northwest of Camel Peak and 9 miles west-northwest of La Porte, Plumas National Forest 1524 Comment
  CAS-BOT-BC37131  Capsella bursa-pastoris Alice Eastwood 1927-6-11 14442 Plumas United States Forest Reserve. Crescent Mills. 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
  JEPS96799  Cardamine nuttallii Dean Wm. Taylor and Glenn L. Clifton 1997-4-9 15946 Plumas Wolf Creek north of Greenville; along Highway 89; Plumas National Forest 1097 Comment
  JEPS106028  Cardamine nuttallii var. covilleana Lowell Ahart, John Dittes, Josephine Guardino 2004-5-16 10930 Plumas Along Rinehart Creek, southwest slope of Grizzly Peak, about 1 1/4 miles (air) west of Grizzly Peak, about 8 1/4 miles (air) northeast of Quincy 1955 Comment
  CHSC87980  Carex abrupta Lowell Ahart; John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11172 Plumas In a small meadow, on the north side of a forest road, about 1/4 mile north of Taylor rock, about 1 mile (air) southwest of Grizzly Peak, about 5 miles (air) south of Taylorsville, about 8 miles (air) northeast of Quincy. 2139 Comment
  JEPS115889  Carex abrupta Lowell Ahart, John Dittes, Josephine Guardino 2009-7-22 16140 Plumas On the west side of Forest Service Road 27NO2K, east side of Long Valley, about 3.5 miles (air) west-southwest of Greenville, about 5.2 miles (air) southeast of Lake Almanor Dam 1606 Comment
  CAS-BOT-BC17833  Carex amplifolia L. W. Swift 1934-7-7 97 Plumas Plumas Forest. Willow Crek sheep trough. 1889 Comment
  NY25674  Carex amplifolia P. V. Kenney 1973-6-5 428 Plumas Along Hwy. 70, 6 miles south from junction of Hwy. 89 & 70 Comment
  CHSC108116  Carex angustata Lowell Ahart 2011-9-20 17694 Plumas On the east side of East Branch Creek, on the east side of Quincy La Porte road, about 1 3/4 miles (air) soouth of Little Grass Valley Reservoir, about one mile northeast of La Porte. 1593 Comment
  CHSC47351  Carex angustata L. P. Janeway 1989-6-15 3315 Plumas Plumas National Forest. Pond across road from springy slope; jct of roads 111 (Beckwourth-Genesee Rd) and rd 24N49Y; near N end of Crocker Valley. 1730 Comment
  CHSC55552  Carex angustata L. P. Janeway 1990-7-11 3788 Plumas Plumas National Forest. About 1/4 mi east of Emigrant Creek and about 1/4 mi south of Little Grizzly Creek. Southerly finger of meadows along Little Grizzly Creek. 1775 Comment
  JEPS117646  Carex angustata Lowell Ahart 2010-7-27 16931 Plumas North side of Forest Road 22N68, about 150 yards north of the South Fork of the Feather River, about 1/4 mile southwest of the Feather Fork Mine, about 1 1/2 miles (air) northeast of Little Grass Valley Reservoir 1634 Comment
  JEPS63509  Carex angustata W. L. Jepson 1939-7-30 19286 Plumas Spanish Creek headwater, between Fales Hill and Chaparral Hill 1584 Comment
  CAS-BOT-BC19730  Carex athrostachya Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1461 Plumas Butterfly Botanical Area and Vicinity. In bed of Spanish Creek near confluence of Butterly Creek. 883 Comment
  CHSC97184  Carex athrostachya Lowell Ahart; John Dittes, Josephine Guardino 2007-6-8 14032 Plumas Strand of Lake Davis, southeast of the end of the road, north end of Lake Davis. 1763 Comment
  OBI6460  Carex athrostachya Lewis S. Rose 1967-7-9 67143 Plumas Quincy 1036 Comment
  UC1100432  Carex athrostachya Malcolm A. Nobs, S. Galen Smith 1949-8-18 1381 Plumas just S of Chester (Lake Almanor, N end, Last Chance Marshes) Comment
  CAS-BOT-BC19739  Carex athrostachya Lowell Ahart 1985-7-3 5099 Plumas Little Grass Valley Reservoir, where the South Fork of the Feather River flows into the lake. 1584 Comment
  RSA32327  Carex athrostachya C. R. Quick 1945-7-20 45 -66 Plumas Deane s Valley, SE of Meadow Valley. Comment
  JEPS95376  Carex aurea Lowell Ahart 1994-6-17 7347 Plumas E side of Sly Creek, 1 mi N of Schwartz Meadow, 1 mi E of Sly Creek Reservoir 1097 Comment
  CAS-BOT-BC19083  Carex aurea George Wilson Gillett; Hans Leschke 1957-7-13 753 A Plumas Lassen Volcanic National Park. Drakesbad Valley. Across from Devils Kitchen. 1859 Comment
  CHSC53526  Carex bolanderi L. P. Janeway 1989-6-22 3367 Plumas Slopes between Crocker Mtn. and Crocker Mdw along rd 24N49Y. 1804 Comment
  JEPS113811  Carex bolanderi Lowell Ahart, John Dittes, Josephine Guardino 2007-8-10 14457 Plumas About 10 yards south of Beckwourth Gensee Road, there is a small quarry east of a poor road, the meadow and stream, about 2 miles (air) north of the north end of Lake Davis 1761 Comment
  RSA770097  Carex bolanderi L. P. Janeway, B. Castro 2009-7-18 9864 Plumas Northern High Sierra Nevada. Lower end of Rock Island Ridge, just southwest of (below) Road 23N27, 0.3 road km south of the 18 Road. 1526 Comment
  CAS-BOT-BC19529  Carex bolanderi L. P. Janeway; Garrett Gibson 1991-8-2 4101 Plumas Plumas National Forest. Beckwourth Ranger District. Southeast flank of Smith Peak. 1828 Comment
  CDA33046  Carex bolanderi G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-26 3348 Plumas 0.75 mile northeast of Bucks Summit on Bucks Lake Road. Comment
  CAS-BOT-BC19632  Carex brainerdii John Thomas Howell 1926-7-23 2097 Plumas Near Prattville. 1463 Comment
  CHSC94117  Carex brainerdii Lowell Ahart 2006-7-3 12901 Plumas Near the southwest edge of a basalt flat, about 1/4 mile north of Lumpkin Ridge Road, on Lumpkin Ridge, about 4 miles (air) northeast of Camp 18. 1527 Comment
  JEPS127327  Carex canescens subsp. canescens Lowell Ahart 2016-6-29 21078 Plumas About 20 yards east of Forest Service Road 22N72, about 1/4 mile southeast of Table Mountain, about 1 3/4 miles (air) northwest of Tamarack Flat, about 3 3/4 miles (air) northwest of Little Grass Valley Reservoir Dam. Comment
  RSA71130  Carex deflexa var. boottii L. S. Rose 1951-6-28 51035 Plumas McRae Meadows, 8 mi. sw. of Johnsville 1951 Comment
  CAS-BOT-BC20086  Carex echinata Walter Knight; Irja Knight 1966-9-12 1714 Plumas Butterfly Botanical Area and Vicinity. Beargrass Glade. 1127 Comment
  SD130391  Carex echinata subsp. echinata John Thomas Howell 1962-6-17 37656 Plumas Sierra Nevada; Butterfly Valley. 1036 Comment
  UC2015883  Carex echinata subsp. echinata Walter Knight, Irja Knight, and John Thomas Howell 1966-7-28 1676 Plumas Sweetwater Meadow Comment
  CAS-BOT-BC20116  Carex feta John Thomas Howell 1962-6-17 37659 Plumas Sierra Nevada. Butterfly Valley. 1036 Comment
  CDA13986  Carex feta G. F. Hrusa 1996-8-2 13425 Plumas Sierra Nevada; Steep rocky slopes at SW base of ridge between Argentine & Taylor Rocks, n 1 mi. NW of Argentine Rock. Common on +- disturbed area of wet springline, forming tributary of Squirrel Creek. Comment
  CAS-BOT-BC22346  Carex filifolia var. filifolia John Thomas Howell 1962-6-18 37776 Plumas Sierra Nevada. Sierra Valley near Beckwourth. 1487 Comment
  CHSC56886  Carex fracta L. P. Janeway; Garrett Gibson 1991-8-2 4102 Plumas Plumas National Forest. Meadow stringer along Humbug Creek; southeast flank of Smith Peak. 1828 Comment
  CHSC76811  Carex fracta G. Douglas Barbe; J. T. Howell, T. C. Fuller 1981-6-22 3059 Plumas 10.6 miles NE of La Porte on La Porte-Quincy Road; 8.3 miles NE of junction, Little Grass Valley Reservoir Road, headquarters of South Fork Feather River. 1889 Comment
  UC825366  Carex fracta Lewis S. Rose 1939-6-7 39254 Plumas 3 mi N of Pulga (N Fork of Feather River) 518 Comment
  CAS-BOT-BC28076  Carex hoodii John Thomas Howell 1960-7-20 35750 Plumas Rocky slope, Boiling Springs Lake. 1798 Comment
  JEPS117655  Carex hoodii Lowell Ahart 2010-7-27 16925 Plumas On the south side of the paved road, about 1/2 mile north of Goat Mountain, about 3 miles (air) northeast of La Porte 1680 Comment
  UCD108007  Carex jonesii Tim Kuhn 2006-6-18 58 Plumas adjacent to Crocker Guard Station. Comment
  CHSC102605  Carex lemmonii L. P. Janeway; B. Castro 2009-7-4 9843 Plumas Northern High Sierra Nevada. upper end of Rock Island Ridge, in small open meadow in larger mountain alder thicket drainage sloping east, head of a western tributary of Toland Creek. 1576 Comment
  CHSC63194  Carex lemmonii Lowell Ahart 1994-6-17 7348 Plumas Meadow on the east side of Sly Creek, about 1 mile north of Schwartz Meadow, about 1 mile east of Sly Creek Reservoir. 1097 Comment
  SEINET13709890  Carex lenticularis Lowell William Ahart, Lowell William Ahart 2003-1 10431 Plumas 5 Mi. NW of La Porte (39 Deg 44'34.8"N, 121 Deg 02'20.8"W) 5679 Ft. 1731 Comment
  CAS-BOT-BC31519  Carex limosa Thomas Griggs 1975-6-1 237 Plumas Bucks Lake Area. Comment
  CHSC44126  Carex limosa V. Oswald; L. Ahart 1988-8-4 3678 Plumas Willow Lake located se of Drakesbad just s of the boundary of Lassen Volcanic National Park. 1676 Comment
  JEPS120163  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. Comment
  CHSC116370  Carex luzulina Sara M. Taylor; Scott Batiuk 2012-9-11 66 Plumas Mulligan Slide. From Quincy head west on Hwy 70, right onto spanish Creek Rd, right onto Rd 25N17, left unto Rd 25N59, go west ~1.1 km, left onto unnamed road ~480 m. UTM Zone 10, 4428l379 N, 660744 E. 1546 Comment
  CAS-BOT-BC31203  Carex luzulina var. ablata F. J. Hermann 1955-7-27 11954 Plumas Bluff Falls Camp, Lassen Volcanic National Park. 2286 Comment
  CAS-BOT-BC31643  Carex luzulina var. ablata Catherine McWilliams 1971-9-1 s.n. Plumas South slope of Eureka Peak, Plumas-Eureka State Park. 1706 Comment
  CAS-BOT-BC320475  Carex multicaulis Peter F. Zika 2012-5-15 25866 Plumas Above Route 70, 3 air km NW of Grizzly Dome, canyon of North Fork Feather River, northern Sierra Nevada Highlands (n SNH) 520 Comment
  CHSC77070  Carex multicaulis G. Douglas Barbe; T. C. Fuller 1982-6-15 3693 Plumas Plumas National Forest. 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. 1493 Comment
  CAS-BOT-BC32068  Carex multicaulis John Thomas Howell; Gordon H. True 1967-5-7 42185 Plumas Injin Jim Campground at confluence of Granite Creek and North Fork of Feather River. 609 Comment
  CHSC55441  Carex multicostata L. P. Janeway 1990-7-2 3749 Plumas Plumas National Forest. About 100 ft west of Paradise Cr and about 1/3 mi south of Little Grizzly Cr. 1828 Comment
  CHSC55563  Carex multicostata L. P. Janeway 1990-6-28 3736 Plumas Plumas National Forest. At the head of Joseph Creek, on northeast side of Grizzly Ridge. 2118 Comment
  UCD140670  Carex multicostata G. F. Hrusa; B. Smith, T. D. Wilfred 1996-7-16 13239 Plumas Below headwaters of Bull Run Creek. USFS 23N12E 2100 Comment
  SEINET10713215  Carex multicostata Barbara J. Ertter 1987-6-17 Ertter 7204 Plumas Ca. 1.5 airmiles N of Chester, open pine forest with little underbrush, T29N, R7E, sec. 32 NWNE. 1372 Comment
  CAS-BOT-BC119856  Carex nebrascensis John Thomas Howell 1962-6-18 37741 Plumas Sierra Valley near Beckwourth. 1487 Comment
  CHSC47006  Carex nebrascensis L. P. Janeway 1989-7-21 3512 Plumas Plumas National Forest. Spring at crossing of rd 25N85, 1.3 mi from rd 25N05, 2.1 mi NE of Beckwourth-Genesee Rd (rd 111) (and Red Clover Valley), 15.7 mi from Beckwourth. 1737 Comment
  CHSC88942  Carex nebrascensis L. P. Janeway 2004-8-22 8316 Plumas Northern High Sierra Nevada. Along Crocker Creek 0.4 km north of Crocker Meadow. 1731 Comment
  CAS-BOT-BC119853  Carex nebrascensis John Thomas Howell; Gordon H. True 1967-6-11 42571 Plumas Meadow at Quincy 1036 Comment
  RSA0036027  Carex nervina Lowell A. Ahart 2012-9-5 18436 Plumas At the end of a small stream that flows into the South Fork of the Feather River, about 350 yards east of the County Road where it crosses the South Fork of the Feather River, about 3/4 mile (air) southwest of Pilot Peak, about 8 1/2 miles (air) northeast, of La Porte. 1889 Comment
  CHSC46043  Carex nudata L. P. Janeway 1987-5-28 2105 Plumas At edge of Indian Cr, 2.0 mi NE on hwy 89 from hwy 70. 914 Comment
  CAS-BOT-BC119182  Carex pachystachya Hans Leschke 1954-7-3 s.n. Plumas Northern border of swamp North of Willow Lake. 1661 Comment
  CHSC118672  Carex pellita Wendy Boes 2014-7-17 2014017 B Plumas Smith Creek, Lakes Basin, Plumas National Forest. UTM 700011 E, 4400726 N, NAD83, Zone 10N. 1828 Comment
  JEPS107643  Carex praegracilis Lowell Ahart, Josephine Guardino 2005-8-9 12267 Plumas between Lights Creek and Fant Creek, west of Forest Road 27N09 about 6 miles (air) northwest of Boulder Creek Work Center at; Antelope Lake 1635 Comment
  SEINET13697562  Carex praegracilis W. Harnach 2004-5-15 1186 Plumas Sierra Valley, 1.75 miles south of Hwy 70 on Co. Rd. A-24, at the corrals 1487 Comment
  SEINET7573849 Image available Carex rossii L. P. Janeway 2001-6-15 7180 Plumas Almanor 7.5' quad, High Cascade Range, east side of Humbug Road about 2.7 km southwest of shore of Lake Almanor, 4.0 mi west of Prattville. 1399 Comment
  UCD140785  Carex rossii John Thomas Howell 1960-7-22 35913 Plumas Devils Kitchen to Drakesbad. Lassen Volcanic National Park. 1676 Comment
  CHSC70774  Carex sheldonii L. P. Janeway 1997-5-28 5134 Plumas 1.3 mi west-northwest of Blairsden; meadow terrace between Little Bear Road and Middle Fork Feather River. 1316 Comment
  CHSC89208  Carex sheldonii G. Blosser 2004-8-15 7 Plumas High Sierra Nevada Range. Middle Fork Feather River: between river and railroad tracks 1/2 mile north of Mohawk. 1330 Comment
  JEPS28349  Carex simulata George W. Gillett 1957-7-18 836 Plumas marsh on n end of Willow Lake Lassen Volcanic National Park, Willow Lake 1661 Comment
  CHSC52354  Carex specifica L. P. Janeway 1990-7-18 3805 Plumas Plumas National Forest. Near Emigrant Creek 1/4 mi north of the crest of Grizzly Ridge. 2103 Comment
  SEINET6225244  Carex stipata L. S. Rose 1967-1 67144 Plumas Quincy. Comment
  CHSC53549  Carex stipata var. stipata Linnea Hanson 1990-6-15 Plumas Plumas National Forest. Along Greenhorn Cr; ca 1.5 mi on Chandler Rd from the jct with Hwy 70 1.5 mi E of Quincy. 1043 Comment
  CDA14577  Carex subfusca G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-22 3058 Plumas Headwaters of S Fork Feather River, 10.6 miles northeast of La Porte on La Porte-Quincy Road. 1889 Comment
  JEPS115949  Carex subfusca Lowell Ahart, John Dittes, Josephine Guardino 2009-6-15 15893 Plumas About 200 yards northwest of Lake Almanor Dam, in a mined over area 1421 Comment
  CAS-BOT-BC115407  Carex utriculata John Thomas Howell 1976-7-15 51854 Plumas Snake Lake, ca 4 mi NW of Quincy. 1219 Comment
  CHSC115515  Carex utriculata Lowell Ahart; John Dittes, Josephine Guardino, Steve Green 2015-7-31 20424 Plumas On the northwest side of Duck Lake (near Blue Lake), 1180 feet north of Forest Service Road 29N18, 3.19 air-miles west-southwest of Sifford Mt., 6.41 air-miles south-southeast of Lassen Peak. 1892 Comment
  JEPS113704  Carex utriculata Lowell Ahart, John Dittes, Josephine Guardino 2007-8-10 14474 Plumas About 100 yards south of Beckwourth Gensee Road, there is a small quarry east of a poor road, the meadow and stream, about 2 miles (air) north of the north end of Lake Davis 1761 Comment
  CAS-BOT-BC115413  Carex utriculata Alice S. Mulford 1944-8-14 s.n. Plumas Lower end of Smith Lake on shore. 1874 Comment
  CAS-BOT-BC115416  Carex utriculata Mrs. H. C. Cantelow 1938-7-4 2271 Plumas Meadow at Drakesbad. Comment
  CHSC116367  Carex utriculata Sara M. Taylor; Scott Batiuk 2012-9-12 71 Plumas Plumas National Forest. Muck Fen. Take Mill Creek Rd to the Mud Lake Rd intersection. On foot, cross to the north side of the river and head WNW. UTM Zone 10, 4423072 N, 652443 E. 1890 Comment
  SEINET10748523  Carex utriculata A. Arthur Heller, Patrick B. Kennedy 1907-7-9 Heller 8818 Plumas Prattville. Comment
  CHSC47148  Carex whitneyi L. P. Janeway 1989-6-8 3274 Plumas Plumas National Forest. Near Jackson Cr, just E of Feather River Hwy (hwy 70/89) ca 1000 ft E of Jackson Cr campground. 1402 Comment
  CHSC55566  Carex whitneyi L. P. Janeway 1990-7-3 3757 Plumas Plumas National Forest. Near Paradise Creek about 1/4 mi south of Little Grizzly Creek. 1813 Comment
  JEPS117657  Carex whitneyi Lowell Ahart 2010-7-27 16929 Plumas About 150 yards west of the South Fork of the Feather River, west side of Forest Road 22N68, about 1/4 mile southwest of the Feather Fork Mine, about 1 1/2 miles (air) northeast of Little Grass Valley Reservoir 1575 Comment
  CAS-BOT-BC249409  Castilleja applegatei subsp. pallida Arthur Chan 1981-5-16 069 Plumas .3 mi SW of Jct of 89 and 49 by Sattley 1828 Comment
  CAS-BOT-BC249725  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-BC249732  Castilleja applegatei subsp. pinetorum M. S. Taylor 1982-8-31 5082 Plumas Summit of Kettle Rock Lookout, just s of Taylor Lake, ca. 6 air mi ne of Taylorsville 2383 Comment
  CAS-BOT-BC249748  Castilleja applegatei subsp. pinetorum David D. Keck 1932-7-3 1646 Plumas Hillside south of town (forested). Quincy, in the Nothern Sierra Nevada 1220 Comment
  CAS-BOT-BC249753  Castilleja applegatei subsp. pinetorum Mary Strong Clemens 1920-10-14 s.n. Plumas Greenville Comment
  JEPS81445  Castilleja applegatei subsp. pinetorum M. S. Taylor 1982-5-25 4538 Plumas ca 2 air mi sw Sloat (4.4 mi w of Lee Summit, s side Fells Creek Rd (23N22)); Spring Garden Quad. 1310 Comment
  JEPS81464  Castilleja applegatei subsp. pinetorum M. S. Taylor 1982-8-4 4921 A Plumas ca 1 mi nw Taylor Rock (on Taylor Creek, ca 7 air mi ne of Quincy); Greenville SE Quad., Taylor Creek 1981 Comment
  UC1063050  Castilleja applegatei subsp. pinetorum A. Lewis 1934-7-25 519 Plumas 1 mi se Bald Mountain; Plumas National Forest, Downieville Quad. 1676 Comment
  UC170956  Castilleja applegatei subsp. pinetorum H. M. Hall 1912-7-24 9368 Plumas Willow Creek; Sierra Nevada Mountains 1249 Comment
  JEPS4557  Castilleja campestris subsp. campestris R. H. Platt 1891-1 Plumas near Prattville; The Sierras Comment
  JEPS62839  Castilleja campestris subsp. campestris John Weiler 1970-7-2 70178 Plumas 5.8 mi n Highway 49 (w of Loyalton, along Harriet Lane) 1524 Comment
  SEINET7063470  Castilleja exserta A. G. Vestal 1947-3-31 s.n. Plumas Grassy road shoulder in Warner Valley along Warner Creek. UTM Zone 10, 643846mE, 4469696mN. (WGS84/NAD83). 1535 Comment
  SBBG30608  Castilleja lacera D. Myrick 1968-6-19 1948 Plumas St Hwy 89, W of Lake Almanor 1371 Comment
  JEPS4510  Castilleja lacera H. M. Wheeler 1944-8-23 Plumas Cascade Creek Comment
  CHSC36321  Castilleja miniata M. S. Taylor 1982-8-4 4916 Plumas Along spring on n side of Soloman Saddle Rd, ca. 1 mi nw of Taylor Rock, ca. 7 air mi ne of Quincy. 1889 Comment
  JEPS49075  Castilleja miniata Lewis S. Rose 1966-7-28 66073 Plumas Quincy 1066 Comment
  JEPS81478  Castilleja miniata M. S. Taylor 1982-8-9 4943 Plumas ca 3 air mi sse Canyon Dam (just n of Rattlesnake Creek, e side of 26N16Y); Almanor NE Quad. 1859 Comment
  CHSC75760  Castilleja miniata subsp. miniata Lowell Ahart; Vernon H. Oswald 1999-7-15 8094 Plumas About 50 yards east of the Quincy La Porte Road, about 3/4 mile south of Onion Valley, about 1 mile northwest of Pilot Peak, about 9 miles (air) northeast of La Porte. 1828 Comment
  HSC93303  Castilleja miniata subsp. miniata Vernon H. Oswald, L. Ahart 1996-8-1 8141 Plumas FS 27N16 on the S slope of Dyer Mtn. at a branch of Second Water Trough Creek, about 1.5 mi. NW of Hauns Meadow, 1.5 mi. SE of Dyer Mtn. Lookout , N of Hwy. 89, E of Lake Almanor. 1707 Comment
  SEINET14164078  Castilleja pilosa var. pilosa A. A. Heller, P. B. Kennedy 1907-7-5 8747 Plumas Red Clover Valley. Comment
  CAS-BOT-BC48610  Ceanothus cordulatus John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1967-6-12 2099 Plumas Road near pond 1097 Comment
  CAS-BOT-BC48712  Ceanothus cordulatus Anna Head 1921-7-11 s.n. Plumas near top of Indian Pk, Feather River Region 2133 Comment
  CHSC101775  Ceanothus cordulatus Lowell Ahart; John Dittes, Josephine Guardino 2009-6-14 15868 Plumas East of Forest Road 27N01Y, about 1.3 miles (air) west of Lake Almanor Dam. 1462 Comment
  JEPS115781  Ceanothus cordulatus Lowell Ahart, John Dittes, Josephine Guardino 2009-6-14 15868 Plumas East of Forest Road 27N01Y, about 1.3 miles (air) west of Lake Almanor Dam 1462 Comment
  SEINET3162177  Ceanothus cordulatus E. K. Balls 1950-9-6 15690 a Plumas 3.1 mi. east of turn to Sloat, Hwy 24, between Quincy & Portola 1250 Comment
  UC1776758  Ceanothus integerrimus G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13241 Plumas Bull Run Creek off USFS 23N12E. 2000 Comment
  UC80030  Ceanothus integerrimus Mrs. R. M. Austin 1876-1 199 Plumas Comment
  SEINET13945936 Image available Ceanothus integerrimus Lewis S. Rose 1968-1 68097 Plumas Confluence of Butterfly Creek & Spanish Creek near Keddie 975 Comment
  CAS-BOT-BC51158  Ceanothus lemmonii L. S. Smith 1925-4-29 1563 Plumas Grizzley Ridge. West end, So. & W. slope 975 Comment
  CAS-BOT-BC51161  Ceanothus lemmonii M. S. Taylor 1982-6-16 4675 Plumas Quincy quad. on N side of Hwy 70, just E of Qmerican Valley (Quincy Bypass) turnoff, just E of East of Quincy 1066 Comment
  CAS-BOT-BC63366  Ceanothus prostratus Alice Eastwood 1927-6-11 14483 Plumas Forest Lodge. Greenville. United States Forest Reserve. Comment
  RSA515722  Ceanothus prostratus B. Pitzer 1988-5-29 950 Plumas Plumas National Forest, ca. 6.0 miles north of Gold Lake on Gold Lake Road, and 2.6 miles south of junction with Highway 89. 1829 Comment
  RSA609441  Ceanothus prostratus Louis C. Wheeler 1958-7-30 7352 Plumas Sierra Nevada: White Pine Chrome Mine, ca. 1/2 mile E of Bottle Springs, South Fork Rock Creek, near Quincy. 1585 Comment
  UC1071281  Ceanothus prostratus R. Roseberry 1934-11-14 15 Plumas 1 1/2 mi s Otis Ranch; Plumas National Forest, Downieville Quad. Comment
  RSA59902  Ceanothus velutinus E. K. Balls 1950-9-14 15817 Plumas 6 miles northwest of Chester, North Fork Feather River Comment
  SD7226  Ceanothus velutinus Daniel Cleveland 1884-6-6 Plumas Big Meadows Comment
  SEINET13946111 Image available Ceanothus velutinus A. A. Heller 1915-1 12069 Plumas Near the summit of Soapstone ridge in the Sierra Nevada. Elev 5500 ft. 12 miles west of Buck 1676 Comment
  CAS-BOT-BC63190  Ceanothus velutinus var. velutinus Jay B. Walker; Jeff Stadler; Noah Goldstein 1994-8-2 865 Plumas On n. edge of Smith Lake, 5 km. nw. of Quincy. 1500 Comment
  CHSC64832  Ceanothus velutinus var. velutinus Vernon H. Oswald 1995-6-24 6904 Plumas Hwy. 36 at the w end of the causeway over Lake Almanor, just e of Chester. 1371 Comment
  CAS-BOT-BC277042  Centaurea maculosa F. H. Surber; R. E. Talbert 1971-8-3 s.n. Plumas South side of Hwy 70, 0.5 mile west of Hwy A23, Beckwourth Comment
  UCD98007  Cerastium fontanum subsp. vulgare V. A. Hart 1932-9-1 s.n. Plumas Greenville. Comment
  CAS-BOT-BC388357  Cerastium glomeratum Alice Eastwood 1927-6-11 14445 Plumas United States Forest Reserve. Crescent Mills Comment
  SD144528  Ceratophyllum demersum Robert J. Weatherby 1950-7-21 1479 Plumas Feather River Canyon, near Twain, at China Bar Resort 669 Comment
  JEPS126475  Cercocarpus ledifolius var. intermontanus Jillian Pastick, Lillie Pennington, Andrea Stuemsky 2015-8-13 CA 350 -059 Plumas 395 S to Hallelujah junction, left turn to Loyalton, left at Antelope Valley Road, take road ~20 mi., turn left at unnamed road, drive up mountain. Comment
  CAS-BOT-BC143856  Cercocarpus ledifolius var. ledifolius Clare B. Hardham 1978-8-11 21794 Plumas About 5 miles southeast of Thompson Peak Comment
  JEPS127325  Chaenactis douglasii var. douglasii Lowell Ahart 2016-6-29 21082 Plumas Top and southeast side of Table Mountain, about 2 miles (air) northwest of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir Dam. Comment
  JEPS122325  Chamaesyce serpillifolia subsp. serpillifolia Lowell Ahart 2014-9-9 19857 Plumas Below the high water line, on the sides of Sly Creek, Sly Creek Reservoir, about 7 miles (air) southwest of La Porte. Comment
  UCD147800  Chamerion angustifolium subsp. circumvagum Allyson Ayalon; Lucie Jerabkova 2012-8-1 153 Plumas Plumas County. Antelope Lake vacinity. 1524 Comment
  CHSC21343  Cheilanthes gracillima F. T. Griggs; A. Pass 1975-7-7 89 Plumas Gold and Silver Lakes. Comment
  UC1136367  Chenopodium atrovirens C. W. Hanks 1934-8-13 43 Plumas ne Sierra Valley; Plumas National Forest, Sierraville Quadrangle Comment
  CAS-BOT-BC494114  Chenopodium desiccatum W. Harnach; N. Harnach 2000-8-2 972 Plumas Sierra Valley. 1.5 mi S of Hwy 70 on A-23, 0.25 mi E of A-23. South of Beckwourth (Sierra Valley Farms) 1487 Comment
  RSA724942  Chenopodium pumilio L. Ahart 2006-10-8 13413 Plumas On east bank of Chips Creek, SE of the bridge of Hwy 70, on the N side of the North Fork of the Feather River, about 1.25 miles SW of Belden. 715 Comment
  CAS-BOT-BC451427  Chimaphila menziesii Walter Knight; Irja Knight; John Thomas Howell 1966-7-26 1605 Plumas Butterfly Botanical Area and vicinity: Fern Glen 1097 Comment
  CDA17255  Chimaphila menziesii G. F. Hrusa, S. Gaimari, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16282 Plumas Sierra Nevada; Butterfly Valley Botanical Area. Plumas National Forest. 1158 Comment
  UC1120942  Chimaphila menziesii D. Axelrod 1934-6-4 6 Plumas American House Plumas Nat'l Forest, Bidwell Bar Quad., American House Comment
  CAS-BOT-BC452236  Chimaphila umbellata Walter Knight; Irja Knight; John Thomas Howell 1966-7-26 1603 Plumas Butterfly Botanical Area and Vicinity: Fern Glen 1097 Comment
  CAS-BOT-BC452240  Chimaphila umbellata G. Earle Kelley 1920-7-1 s.n. Plumas Greenville Comment
  CAS-BOT-BC452233  Chimaphila umbellata Anna Head 1920-8-3 s.n. Plumas Gray Eagle Falls, Feather River Region 1828 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
  RSA59449  Chrysolepis sempervirens E. K. Balls 1950-9-2 15656 b Plumas South slope below Mt. Ingalls Lookout, north of Grizzly Valley. 2287 Comment
  SEINET7450651 Image available Chrysopsis villosa var. minor M. J. Williams 1974-7-23 74 -P-1 Plumas Near Chilcoot 1524 Comment
  CAS-BOT-BC100824  Chrysothamnus viscidiflorus subsp. viscidiflorus John Thomas Howell 1977-8-11 52671 Plumas Canyon of Little Last Chance Creek between Chilcoot and Frenchmans Reservoir 1676 Comment
  JEPS75245  Chrysothamnus viscidiflorus subsp. viscidiflorus John Thomas Howell 1974-6-1 34968 Plumas near Beckwourth; Sierra Valley 1478 Comment
  CHSC110604  Chrysothamnus viscidiflorus var. viscidiflorus B. Castro; G. Kuenster 2006-8-4 1591 Plumas Northern High Sierra Nevada. NE side of lower Thompson Valley 1.25 mi N of the mouth of McReynolds Creek at Red Clover Creek. 1670 Comment
  UC170987  Cicuta douglasii H. M. Hall 1912-8-3 9376 Plumas Sierra Nevada Mountains, Quincy Quincy; Sierra Nevada Mountains, Quincy 1066 Comment
  CHSC92137  Cirsium andersonii Lowell Ahart; John Dittes 2005-9-20 12432 Plumas The northwest side of Mud Lake, about 1/2 mile northeast of Eisenheimer Peak, about 3/4 mile south of Wilcox Valley. 2029 Comment
  RSA0070846  Cirsium andersonii L. Ahart, John Dittes 2005-9-20 12432 Plumas NW side of Mud Lake, about 0.5 mile NE of Eisenheimer Peak, about 0.75 mile south of Wilcox Valley. 2030 Comment
  SEINET10904931  Cirsium andersonii Mary Susan Taylor 1981-7-21 Taylor 4095 Plumas T25N R11E sw/ne sec 31, Spring Garden quad. In Red Fir Forest disturbed areas, ca. 1/8 mi E of 25N18, ca. 1 mi SE of Taylor Rock, ca. 7 air mi N of Spring Garden. 6600 ft. 2011 Comment
  CHSC67638  Cirsium arvense James D. Jokerst 1985-7-23 2533 Plumas NW bank of Indian Creek ca. 2 mi SW of Crescent Mills. 1066 Comment
  CAS-BOT-BC285546  Cirsium occidentale var. candidissimum John Thomas Howell 1951-6-29 27750 Plumas Feather River Canyon 548 Comment
  UC1119203  Cirsium occidentale var. candidissimum C. W. Hanks 1934-8-10 39 Plumas ne edge of Sierra Valley; Plumas National Forest, Sierraville 1584 Comment
  CAS-BOT-BC285543  Cirsium occidentale var. candidissimum E. K. Balls 1950-9-6 15696 Plumas Jackson Creek Public Camp, Middle Fork Feather River, off Hwy 24 east of Quincy 1402 Comment
  HSC5393  Cirsium occidentale var. candidissimum W. R. Rogers 1966-8-15 215 Plumas along Hwy. 70 Comment
  SEINET10904933  Cirsium pastoris Mary Susan Taylor 1981-7-27 Taylor 4130 Plumas Between Drum and Notson Bridges, North side of Beckwourth-Genesse Rd. ca. 6-8 air mi E of Genesse. 5200 ft. 1585 Comment
  CAS-BOT-BC286363  Cirsium scariosum H. E. Brown 1897-8-1 623 Plumas Near Lassen Buttes 1828 Comment
  OBI70535  Cirsium scariosum var. americanum B. Villegas 1999-7-8 Control 990111 Plumas Crystal Point, Frenchman's Lake, 13 mi NE of Chilcoot and hwy 70 Comment
  CAS-BOT-BC228908  Cistanthe umbellata Robert J. Weatherby 1955-6-22 1540 Plumas Spanish Peak 2133 Comment
  CAS-BOT-BC228898  Cistanthe umbellata Lloyd W. Swift 1932-7-11 65 Plumas Plumas National Forest. Tamarack R.S. 1706 Comment
  SEINET10453250  Clarkia Mary Susan Taylor 1982-6-10 Taylor 4621 Plumas T23N R15E nw/sw sec 7. Reconnaissance Peak quad. SW of 23N72, ca. l mi w of Table Rock, ca. 3 air mi ne of Beckwourth. 5100 ft. 1554 Comment
  SBBG18852  Clarkia lassenensis C. B. Hardham 1961-6-15 7421 Plumas E of Taylorsville, rd to Engel Mine Comment
  UC725297  Clarkia mildrediae A. A. Heller 1940-6-5 15708 Plumas along State Hwy. 24 near Buck's Creek power house Comment
  CHSC71155  Clarkia mildrediae subsp. lutescens L. P. Janeway 1994-7-13 4694 Plumas Southeast side of Little Bear Gulch; along Road 22N30 0.25 mi west of Sky High Road (Road 22N29). Road cutbank. 1447 Comment
  UCD104800  Clarkia mildrediae subsp. lutescens L. P. Janeway 1995-7-29 4882 Plumas Along Pipeline Road, 3.3 miles NW of Lower Bucks Lake dam. 1584 Comment
  CAS-BOT-BC163273  Clarkia mildrediae subsp. mildrediae Anna Head 1920-8-3 s.n. Plumas Lake Center Camp, Feather River Region Comment
  CHSC101488  Clarkia mildrediae subsp. mildrediae Samantha Mackey Hillaire 2008-6-17 1257 Plumas Transmission line openings and roadcuts in lower montane coniferous forest (brushy and grassy area). Between T24N, R06E, Tract 37, NW1/4 of NW1/4 and S03, SE1/4 of SW1/4. Elevation 2200-2400 feet. 701 Comment
  CHSC27036  Clarkia mildrediae subsp. mildrediae James Jokerst; Robert A. Schlising 1978-6-21 3288 Plumas Feather River Canyon, 4.2 mi N of Storrie (= 9.2 mi N of Butte County line) at Rodgers Flat Power Plant; roadside bank. Along Feather River Highway. Comment
  CHSC55720  Clarkia purpurea K. R. Stern 1985-6-25 8250 Plumas Vicinity of Blairsden. 1402 Comment
  CAS-BOT-BC163860  Clarkia purpurea subsp. quadrivulnera John Thomas Howell 1962-6-17 37669 Plumas Butterfly Valley 1036 Comment
  UC174729  Clarkia purpurea subsp. quadrivulnera A. A. Heller and P. B. Kennedy 1907-7-12 8827 Plumas between Taylorville and Crescent Mills Comment
  CAS-BOT-BC164931  Clarkia rhomboidea Mrs. E. C. Sutliffe 1927-6-1 s.n. Plumas Indian Valley Road Comment
  RSA108408  Clarkia rhomboidea Harlan Lewis, M. Lewis, F. Vasek 1950-6-30 747 Plumas Highway 24, 2.65 mi. S of Yellow Creek Bridge on Feather River. 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
  CHSC86950  Clarkia stellata L. P. Janeway 2001-6-19 7185 Plumas High Cascade Range. Willow Lake; along north side of the lake, above the trail 3-12 m. 1658 Comment
  UC1586083  Clarkia stellata Barbara Ertter with Gary Schoolcraft 1989-7-3 8638 Plumas ca. 10 airmiles s. Susanville (rd. to Lone Rock & Red Rock on s. side of Diamond Mt., neaar Morton Creek crossing); Diamond Mt. 1828 Comment
  HSC95492  Clarkia stellata L. P. Janeway 1996-6-12 5012 Plumas 0.5 mi. NE of Deer Creek, 2.0 mi. S of Spanish Creek, 0.6 mi. east of Forest Service Road 24N23X on logging spur road. 1319 Comment
  JEPS43677  Clarkia stellata W. L. Jepson 1910-6-4 4059 Plumas near Big Meadows 1310 Comment
  RSA73357  Clarkia stellata F. W. Peirson 1926-6-21 6798 Plumas Open flat strip along shore of Lake Almanor. Comment
  SEINET10572751  Claytonia Mary Susan Taylor 1981-5-10 Taylor 3678 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
  LA207492  Claytonia lanceolata Mrs. C. W. Hollis; 1928-6-30 sn Plumas Mt. Lassen National Forest, Drakesbad Comment
  CHSC60134  Claytonia parviflora subsp. parviflora Jennifer Grant 1984-4-22 12 Plumas Ca. 40 mi ne of Oroville and 160 yds w of the N. Fk. Feather River, along Jackass Creek. 609 Comment
  CAS-BOT-BC443636  Claytonia perfoliata subsp. perfoliata Alice Eastwood 1927-6-11 14479 Plumas United States Forest Reserve. Forest Lodge, Greenville Comment
  CAS-BOT-BC443640  Claytonia perfoliata subsp. perfoliata John Thomas Howell; Gordon H. True 1967-5-9 42219 Plumas Feather River Canyon near mouth of Chambers Creek 609 Comment
  CAS-BOT-BC443795  Claytonia rubra subsp. rubra George W. Gillett 1957-7-17 792 Plumas Lassen Volcanic National Park. Stream flowing from Little Willow Lake into Willow Lake. 1767 Comment
  CHSC34268  Claytonia rubra subsp. rubra M. S. Taylor 1981-5-10 3674 Plumas N side of Antelope Lake, ca. 1/4 mi e of Boulder Creek and USFS Work Center, between rd and lake, ca. 20 mi ne of Taylorsville. 1536 Comment
  CHSC76071  Collinsia parviflora G. F. Hrusa 1997-5-30 13832 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']. 1340 Comment
  CDA18734  Collinsia parviflora G. D. Barbe, T. C Fuller 1982-7-15 3748 Plumas Plumas National Forest; 5.2 miles northeast of junction with road to Red Hill. 1524 Comment
  CHSC11110  Collinsia rattanii Lowell Ahart 1968-6-29 Plumas Near La Porte. 1371 Comment
  CHSC21191  Collinsia torreyi F. T. Griggs; A. Pass 1975-7-10 148 Plumas Buck's Lake Forest Service Survey. Comment
  UCSB18475  Collinsia torreyi Breedlove, Dennis 1962-6-12 Plumas In upper drainage of Middle Fork of Feather River; 1 mile southeast of Cromberg; Sierra Nevada 1341 Comment
  CHSC65125  Collinsia torreyi var. wrightii Vernon H. Oswald; Lowell Ahart 1995-7-24 7118 Plumas high Cascade Range. N of Chester on Forest Road 30N25 (to Hay Mdw. Trailhead), 0.5 mi NW of Forest Route 10. 1920 Comment
  CAS-BOT-BC157360  Comarum palustre H. E. Brown 1897-8-15 s. 642 Plumas Near Lassen Buttes 1828 Comment
  CHSC46617  Comarum palustre V. Oswald; L. Ahart, L. Hanson 1989-7-31 3902 Plumas Lake at the headwaters of Fowler (Slate) Creek, 6.5 mi (air) n of La Porte, 0.5 mi (air) w of Fowler Pk. 1670 Comment
  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
  SEINET7135415  Convolvulus polymorphus W. Harnach, N. Harnach 1990-6-19 407 Plumas Sierra Valley, Sugarloaf Road, at the junction of the road to Dotta neck and Sugarloaf 1676 Comment
  CDA14717  Corallorhiza maculata G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-24 3236 Plumas Mt. Hough-Crystal Lake Road 0.2 mile south of China Grade Road (to Taylorsville). 1737 Comment
  CHSC21122  Corallorhiza maculata F. T. Griggs; A. Pass 1975-7-2 25 Plumas East of road. Buck's Lake Forest Service Survey. Comment
  HSC101683  Corallorhiza maculata Dillon North Davis 2013-5-25 4 Plumas UC Berkeley Forestry Camp, ~ 1 mile south of Meadow Valley. 1252 Comment
  RSA101511  Corallorhiza maculata R. Weatherby 1955-7-4 1594 Plumas Across Rock Creek, 0.5 mile below Deane Valley, near Meadow Valley 1341 Comment
  SEINET10470001  Corallorhiza maculata Mary Susan Taylor 1982-7-14 Taylor 4828 Plumas T26N R9E se/nw sec 29. Greenville SW quad. N side of Bellas Flat Rd (26N19), near Monitor Mine, in Soda Creek drainage, ca. 6 mi nne of Twain. Mixed Evergreen Forest; 5000 ft. 1524 Comment
  CDA18739  Corallorhiza striata G. D. Barbe, T. C Fuller 1982-7-16 3781 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
  CHSC21081  Cornus nuttallii F. T. Griggs; A. Pass 1975-7-2 50 Plumas Buck's Lake Forest Service Survey. Comment
  RSA104131  Cornus nuttallii T. C. Porter s.n. Plumas [Illegible location name] Comment
  UC1122792  Cornus nuttallii C. G. Albertus 1935-8-7 252 Plumas 3 1/4 mi. s.e. English Bar; Plumas Nat'l Forest, Downieville Quad. Comment
  CAS-BOT-BC210304  Cornus sericea Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1517 Plumas Butterfly Botanical Area and Vicinity. Across dam from Pond Reservoir 1092 Comment
  CAS-BOT-BC210321  Cornus sericea David D. Keck 1932-7-3 1654 Plumas South of Spanish Creek. Quincy, in the Northern Sierra Nevada 1065 Comment
  CHSC113637  Cornus sericea subsp. sericea Lowell Ahart 2014-8-31 19817 Plumas South of an unnamed drainage, on the west side of Black Rock Creek, about 200 yards southwest of the foot bridge across Black Rock Creek, about 200 yards southwest of the Black Rock, west side of Little Grass Valley Reservoir, about 4 1/2 miles (air) northwest of La Porte. 1536 Comment
  CHSC84425  Cornus sericea subsp. sericea Lowell Ahart 2003-8-13 10505 Plumas On the west side of Hopkins Creek, about 10 yards south of where Hopkins Creek forks, about 1/8 mile south of Turkey Town, about 1 mile (air) southwest of Blue Nose Mountain, about 10 1/2 miles (air) northeast of La Porte. 1524 Comment
  JEPS104102  Cornus sericea subsp. sericea Lowell Ahart 2003-8-13 10505 Plumas On the w side of Hopkins Creek, ca 10 yd south of where Hopkins Creek forks, ca 1/8 mi south of Turkey Town, ca 1 mi (air) sw of Blue Nose Mountain, ca 10 1/2 mi (air) ne of La Porte. 1524 Comment
  SBBG59868  Cornus sericea subsp. sericea A. Lefebure 1941-8-17 Plumas rd from Gold Lake Camp to mine Comment
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Aug 19 2016
  CHSC88659  Corydalis caseana subsp. caseana B. Castro 1992-9-28 Plumas Plumas National Forest. In a creek. 1645 Comment
  CHSC81112  Crassula aquatica Lowell Ahart 2001-8-28 9213 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
  JEPS102561  Crataegus douglasii Lowell Ahart 2001-10-16 9393 Plumas Old road crossing Indian Cr, ca 10 yds e of the railroad tracks, where railroad has a bumper, ca 400 yards s of Arlington Road, ca 30 yards e of Highway 89, ca 1 1/2 miles s of Crescent Mills. 1066 Comment
  CAS-BOT-BC290329  Crepis John Thomas Howell 1962-6-17 37727 Plumas Portola 1463 Comment
  UCD130990  Crepis A. A. Beetle 1941-6-28 2790 Plumas west side of Lake Amanor. Comment
  CHSC97153  Crepis intermedia Lowell Ahart; John Dittes, Josephine Guardino 2007-6-8 13988 Plumas East side of an open rocky flat, about 50 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis. 1965 Comment
  UC176424  Crepis intermedia A. A. Heller and P. B. Kennedy 1907-7-11 8802 Plumas Prattville Comment
  RSA40422  Crepis intermedia P. A. Munz, Lee W. Lenz 1948-8-12 12339 Plumas Forest Lodge, Greenville 1128 Comment
  UC1118014  Crepis occidentalis E. Sawyer 1935-6-1 51 Plumas 1 3/4 mi ne Hawks; Sierraville Quadrangle Comment
  JEPS36461  Crepis occidentalis L. S. Smith 1927-6-6 2035 Plumas road to Constantia; e side of Mts. Comment
  CHSC41177  Crepis occidentalis subsp. conjuncta J. D. Jokerst 1984-5-14 2013 Plumas Ridge, SE of Genesee Valley, S of Ward Cr. 1584 Comment
  CHSC63113  Crepis occidentalis subsp. conjuncta Lowell Ahart 1994-6-29 7410 Plumas North of a poor logging road, about 1/2 mile south of Bucks Lake. 1828 Comment
  CAS-BOT-BC290806  Crepis occidentalis subsp. pumila Anna Head 1921-7-20 s.n. Plumas Round Lake, Feather River Region 2011 Comment
  CAS-BOT-BC376505  Crepis pleurocarpa M. S. Taylor 1981-7-21 4083 Plumas NE corner of jct of 25N42 and 401, e and above Squirrel Creek, ca. 3 air mi n of Spring Garden 1371 Comment
  CHSC53191  Cryptantha simulans L. P. Janeway 1989-6-29 3420 Plumas Plumas National Forest. Just above 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
  RSA95526  Cryptantha simulans J. T. Howell 1951-6-27 27572 Plumas Johnsville; Sierra Nevada 1585 Comment
  CHSC102750  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
  CHSC89808  Cryptantha torreyana G. Douglas Barbe; T. C. Fuller, J. T. Howell 1981-6-24 3216 Plumas Sierra Nevada. 1.0 mile south of junction of Mt Hough-Crystal Lake Road with China Grade Road (road to Taylorsville). Rhinehart Meadow. 1676 Comment
  CHSC97515  Cryptantha torreyana Lowell Ahart; John Dittes 2007-6-17 14157 Plumas On a low rocky open hill, about 20 yards southwest of Red Clover Creek, about 20 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
  JEPS67883  Cryptantha torreyana W. I. Follett 1937-5-30 80 Plumas Rich Gulch 1173 Comment
  RSA35103  Cryptantha torreyana Thomas H. Kearney 117 Plumas Near Prattville, Lake Almanor Comment
  SBBG32305  Cryptantha torreyana L. S. Rose 1967-7-11 67157 Plumas Mt Hough Rd, 2 mi NE of Quincy Junction 1219 Comment
  RSA755700  Cryptantha torreyana Barbara Ertter 1988-7-25 7846 Plumas Diamond Mts, 12 air miles SSW of Susanville, Snoring Springs, 1/2 mile N of Diamond Mt Greenville Red Rock jct 1982 Comment
  UC174946  Cryptantha torreyana Katharine Brandegee Plumas Portola Comment
  CHSC46029  Cryptogramma acrostichoides Lowell Ahart 1980-9-17 2649 Plumas About 1/2 mile west of Fowler Peak, north of Little Grass Valley Reservoir. 1645 Comment
  CHSC80792  Cryptogramma acrostichoides Lowell Ahart; Vernon H. Oswald 2001-7-11 8894 Plumas Large outcrop southwest of Homer Lake, west of the trail to Homer Lake, about 5 1/2 miles (air) north of Greenville. 2042 Comment
  SD46449  Cryptogramma acrostichoides Robert J. Weatherby 1950-8-11 1506 Plumas Trail to Silver lake, Lakes Basin Area, North Sierra Nevada 1980 Comment
  POM313439  Cupressus bakeri C. R. Quick, F. Wilcox 1962-10-1 62 -1 Plumas 1.5 miles W of Wheeler Peak., an extension of known range 1997 Comment
  SEINET10866996  Cupressus bakeri Mary Susan Taylor 1981-8-3 Taylor 4151 Plumas T27N R11E ne 1/4 nw 1/4 sec 26. Kettle Rock quad. Along drainage east of Mud Lake, ca. 0.6 mi ne of Eisenheimer Peak, ca. 10 mi N of Genesse. Tertiary volcanic granite base. 6700 ft. 2042 Comment
  SEINET10866997  Cupressus bakeri Mary Susan Taylor, M. Foster 1981-8-13 Taylor 4175 Plumas T26n R11E ne 1/4 sec 23. Genesse Valley quad. Open sage- brush area on top of hill N & NE side of W flank of Wheeler Peak Ridge, ca 5 air mi N of Genesse. 1980 Comment
  RSA595070  Cuscuta californica J. T. Howell, G. D. Fuller, G. D. Barbe 1981-6-26 54407 Plumas South end of Walker Plain near Buckeye. About 8 miles southwest of Bucks Lake on road to Oroville. 1524 Comment
  CHSC61727  Cuscuta californica var. breviflora Vernon H. Oswald; Lowell Ahart 1993-8-25 5874 Plumas Lassen Volcanic National Park. W side of the North Fork of Rice Creek in the S unit of Twin Meadows, ca. 0.5 mi N of the S boundary of the park. 2057 Comment
  CHSC101913  Cuscuta californica var. papillosa Lowell Ahart; John Dittes 2009-7-14 16072 Plumas North of Forest Service Road 26N92, about 1.9 miles (air) southeast of Seneca, about 6 miles (air) south of Lake Almanor Reservoir Dam. 1677 Comment
  HSC97189  Cuscuta occidentalis L. Ahart 2003-9-7 10563 Plumas E side of the dirt road, 50 yds. SE of the Pacific Crest Trail, on Bunker Hill Ridge, 1 (air) mi. SE of Pilot Peak, 9 (air) mi. NE of La Porte 2039 Comment
  HSC93210  Cuscuta occidentalis Vernon H. Oswald, L. Ahart 1996-8-14 8150 Plumas NE of La Porte-Quincy Rd. 0.9 mi. N of the road to Johnsville (0.9 mi. N of the Sierra Co. 2 mi. post); high Sierra Nevada 1890 Comment
  SBBG126091  Cuscuta occidentalis L. Ahart 2011-9-20 17679 Plumas dirt rd on N side of Pilot Peak, ca. 9 mi (air) NE of La Porte 2072 Comment
  JEPS108785  Cuscuta subinclusa Lowell Ahart 2006-11-21 13342 Plumas On the south side of Bucks Lake Road, south of the spring at Bucks Summit, about 3 miles northeast of Bucks Lake 1516 Comment
  SEINET10935963  Cuscuta suksdorfii var. subpedicellata Mary Susan Taylor 1982-8-5 Taylor 4928 Plumas T25N R10E nw/se sec 8. Greenville SW quad. Mt Hough summit, ca. 7 air mi nne of Quincy. 7230 ft. 2204 Comment
  UCD97459  Cymopterus terebinthinus Albert Grigarick 2010-5-11 245 Plumas Sierra Valley. 10 mi N of Sattley on Westside Rd. Turn right (east) on Marble Hot Springs Rd. (Dyson Ln in Google Maps) for 0.5 mi. 1483 Comment
  SEINET10497517  Cynoglossum occidentale Mary Susan Taylor 1982-6-2 Taylor 4591 Plumas T23N R12E se/se sec 19. Johnsville quad. W side of spur rd, 0.3 mi n of its jct to 23N49, ca. 0.5 air mi se of Jackson Campround, ca. 5 air mi n of Mohawk. 5000 ft. 1524 Comment
  CAS-BOT-BC114124  Cyperus squarrosus Lowell Ahart 1981-9-6 3085 Plumas 1 1/2 mi SW of Crescent Mills. 1200 Comment
  CAS-BOT-BC133768  Cypripedium fasciculatum M. S. Taylor 1981-7-14 4020 Plumas Field redacted by CAS, contact the data manager for more information 1737 Comment
  CHSC33878  Cypripedium fasciculatum M. S. Taylor 1981-5-29 3817 Plumas Ca. 50 to 100 ft up and s of Buckhorn Creek, ca. 2 ... Field redacted by CHSC, contact the data manager for more information 1584 Comment
  CHSC70821  Cypripedium fasciculatum B. Castro; R. Zebell, R. Fallscheer 1989-8-15 391 Plumas Ca 5 air mi S of Bucks Lake, ca 0.2 mi W of USFS R ... Field redacted by CHSC, contact the data manager for more information 1645 Comment
  UC186335  Cypripedium fasciculatum Mrs. Austin August, 1882 Plumas Comment
  CHSC102379  Dactylis glomerata Lowell Ahart; John Dittes, Josephine Guardino 2009-7-22 16132 Plumas On the west side of Forest Service Road 27N92K, east side of Long Valley, about 3.5 miles (air) west-southwest of Greenville, about 5.2 miles (air) southeast of Lake Almanor Dam. 1606 Comment
  UC115526  Damasonium californicum Mrs. R. M. Austin June 1879 301 Plumas Big Meadows Comment
  UC711960  Damasonium californicum Roxana S. Ferris and Laura Lorraine 1941-8-9 10435 Plumas ca. 2 1/2 mi. from Lake Almanor Public Camp (State Hwy. #89 on rd. to Chester) Comment
  CAS-BOT-BC186620  Danthonia californica Marcus E. Jones 1897-7-3 s.n. Plumas Prattville 1371 Comment
  CAS-BOT-BC189667  Danthonia californica Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1640 Plumas Butterfly Botanical Area and Vicinity. Area north of Pond Reservoir. 1097 Comment
  CHSC32029  Danthonia californica var. americana L. Ahart 1979-7-18 1996 Plumas Meadow, above the road and e of Finger Board Mt, ca. 2 mi nw of Pilot Peak, ca. 12 mi n of La Porte. 1828 Comment
  JEPS115890  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
  SEINET3926831  Danthonia californica var. americana Fred W. Hoffman 1946-6-9 1812 Plumas Lake Almanor.; 0 Comment
  CAS-BOT-BC192346  Danthonia unispicata Mary S. Clemens 1920-7-3 4 Plumas Greenville Comment
  POM180942  Danthonia unispicata A. A. Heller, P. B. Kennedy 1907-7-3 8705 Plumas Hills above Red Clover Valley Comment
  CAS-BOT-BC76203  Darlingtonia californica Mrs. Austin s.n. Plumas Unspecified. Comment
  RSA599868  Darlingtonia californica Louis C. Wheeler 1959-7-16 7574 Plumas Butterfly Valley. Comment
  UC1191518  Darlingtonia californica Malcolm A. Nobs and S. Galen Smith 1949-8-19 1434 Plumas Butterfly Valley Butterfly Valley (bog and marsh) Comment
  UC635467  Darlingtonia californica Mrs. H. M. Hall 1927-4-20 Plumas Butterfly Valley Comment
  SEINET6647409  Darlingtonia californica H. N. Mozingo s.n. Plumas Butterfly Valley Comment
  RSA101464  Delphinium depauperatum R. Weatherby 1955-7-2 1574 Plumas Creek below Bear Ridge. 1982 Comment
  UC1075687  Delphinium depauperatum Robert J. Weatherby 1955-7-2 1574 Plumas creek below Bear Ridge (near Taylor Lake) 1981 Comment
  JEPS87746  Delphinium gracilentum Lowell Ahart 1994-6-15 7336 Plumas near intersection of Lumpkin Ridge Rd and rd to Tamarack Flat (about 200 yds e of a logging road, about 1 air mi w of Little Grass Valley Reservoir) 1767 Comment
  UCR246739  Delphinium gracilentum G. D. Barbe, T. C. Fuller, J. T. Howell 1981-6-26 3362 Plumas wooded area 0.3 mi southwest of Bucks Summit, meadow southeast of the road formed by Bucks Creek 1656 Comment
  CAS-BOT-BC8659  Delphinium gracilentum f. versicolor E. K. Balls; L. W. Lenz 1955-5-13 20700 Plumas Between Tobin and Camp Rogers, U.S. Hwy. 40 alt. 609 Comment
  CAS-BOT-BC9852  Delphinium nudicaule A. A. Heller 1913-6-13 10836 Plumas Near Marston Station 1066 Comment
  CHSC34274  Delphinium nudicaule M. S. Taylor 1981-5-10 3664 Plumas N side of Genesee Valley Rd, ca. 4 mi w of Genesee. 1097 Comment
  UC54275  Delphinium nudicaule H. M. Hall and E. B. Babcock July 1903 4457 Plumas Red Clover Creek Sierra Nevada Mountains 1676 Comment
  JEPS60599  Delphinium nudicaule E. Fritz 1936-5-27 Plumas Spring Hill trail Meadow Valley 1371 Comment
  RSA641464  Delphinium nudicaule Michael A. Vincent 1999-6-8 8547 Plumas Plumas National Forest, Milford Ranger District, along FS 28N03 betw FS 27N25 and FS26N16. Comment
  CAS-BOT-BC116075  Delphinium nuttallianum Anna Head 1921-7-1 s.n. Plumas Near Gold Lake, Feather River Region Comment
  CHSC21570  Delphinium nuttallianum D. E. Brink Jr.; L. M. Mayer 1975-7-23 Plumas Found in a meadow in the se portion of the section. Comment
  CHSC45506  Delphinium nuttallianum Lowell Ahart 1975-7-20 906 Plumas Seep, about 1 mile north of the Bunker Hill Mine, about 11 miles north-east of La Porte. 1828 Comment
  CHSC87629  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
  SBBG25599  Delphinium nuttallianum C. B. Hardham 1961-6-16 7492 Plumas Engel Mine-Susanville Rd via Gold Run Crk 1828 Comment
  UC854219  Delphinium nuttallianum Alice Eastwood 1918-5-25 Plumas Portola Comment
  CAS-BOT-BC116115  Delphinium nuttallianum R. C. Bacigalupi 1927-7-12 1730 Plumas Along Little Gray Eagle Creek, near Lakes Center Camp, Gold Lake region 1889 Comment
  HSC27048  Delphinium nuttallianum John Pratt 1970-6-30 59 Plumas Humboldt Summit Comment
  RSA95439  Delphinium nuttallianum J. T. Howell 1951-6-28 27698 Plumas Eureka Peak. 1982 Comment
  CAS-BOT-BC121742  Delphinium patens subsp. patens John Thomas Howell 1951-6-27 27579 Plumas McRae Meadow 1981 Comment
  RSA60031  Deschampsia cespitosa E. K. Balls 1950-9-1 15599 Plumas East of Long Lake, 2134 Comment
  CHSC116384  Deschampsia cespitosa Sara M. Taylor; Scott Batiuk, Kendra Sikes 2012-7-16 41 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
  CAS-BOT-BC192439  Deschampsia cespitosa subsp. cespitosa Mary S. Clemens 1920-6-8 15 Plumas Greenville Comment
  CHSC96058  Deschampsia cespitosa subsp. cespitosa L. P. Janeway; B. Castro 2006-9-9 8881 Plumas High Cascade Range. West shore of Jedidian Colter Lake (between Blue Lake and North Arm Rice Creek). 1981 Comment
  JEPS76233  Deschampsia cespitosa subsp. cespitosa W. L. Jepson 1939-8-12 19401 Plumas Ferris Creek - branch of Last Chance Creek 1767 Comment
  CAS-BOT-BC198151  Deschampsia danthonioides John Thomas Howell 1960-7-19 35619 Plumas Drakesbad - Lassen Volcanic National Park 1828 Comment
  CHSC97619  Deschampsia danthonioides Lowell Ahart; John Dittes 2007-6-17 14179 Plumas On damp sand, along Red Clover Creek, about 30 yards east of County Road 111 (Beckwourth Gensee Road), about 1/4 mile east of bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1654 Comment
  JEPS115987  Deschampsia danthonioides Lowell Ahart, John Dittes, Josephine Guardino 2009-6-15 15897 Plumas About 200 yards northwest of Lake Almanor Dam, depressions in mined over area 1421 Comment
  POM198335  Deschampsia danthonioides H. S. Yates 1913-6-24 s.n. Plumas Massack Comment
  RSA88584  Deschampsia danthonioides L. S. Rose 1954-5-30 54064 Plumas Johnsville 1601 Comment
  UCD61397  Deschampsia danthonioides A. A. Beetle 1941-6-28 2767 Plumas West side of Lake Almanor. 1828 Comment
  CAS-BOT-BC201885  Deschampsia elongata John Thomas Howell 1960-7-21 35819 Plumas Near Terminal Geyser 1828 Comment
  CAS-BOT-BC201897  Deschampsia elongata John Thomas Howell 1961-6-21 36685 Plumas Greenville 1097 Comment
  CHSC91947  Deschampsia elongata Lowell Ahart; Josephine Guardino 2005-8-9 12275 Plumas Depression (mining?) in a small drainage that runs into Fant Creek, west of the meadow, about 250 yards southwest of Fant Creek and the corral, north of Forest Road 27N09, about 6 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1597 Comment
  CHSC94137  Deschampsia elongata Lowell Ahart 2006-7-9 12931 Plumas Near a small seep in a small open area in brush, 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 Resevoir. 1678 Comment
  SBBG128585  Deschampsia elongata L. Ahart 2008-9-10 15369 Plumas bottom of E Branch Crk, on E side of Quincy La Porte Rd, ca. 1 3/4 mi (air) S of Little Grass Valley Resservoir, ca. 1 mi NE of La Porte 1593 Comment
  UC1024669  Deschampsia elongata Leo Whitney 1934-8-11 2180 Plumas ca. 9 mi. n.w. Portola (Freeman Creek, n.w. end Big Grizzley Valley); Plumas Nat'l Forest, Big Grizzley Valley, Freeman Creek 1828 Comment
  JEPS87600  Descurainia incana Lowell Ahart 1994-7-7 7451 Plumas about 0.75 air mi se Pilot Peak (on n side of Pacific Crest Trail, on Bunker Hill Ridge, Plumas County and Sierra County); Bunker Hill Ridge 2011 Comment
  CDA24792  Descurainia incisa subsp. incisa L. Ahart, J. Dittes, J Guardino, Robert A. Schlising 2004-7-3 11164 Plumas On the north side of a forest road, about 1/4 mile north of Taylor Rock, about 1 mile (air) southwest of Grizzly Peak, about 5 miles (air) south of Taylorsville, about 8 miles (air) northeast of Quincy. Comment
  UC1126522  Dicentra formosa F. W. Embree 1934-6-6 68 Plumas s slope Bucks Mountain; Plumas National Forest, Bidwell Bar Quad. 1524 Comment
  UCSB46178  Dicentra formosa Reisentz, Paul 1979-5-12 Plumas Injun Jim Campground, 5.7 miles south of Beldon on Highway 70 Comment
  UCD95068  Dicentra formosa subsp. formosa Dean Ahrenholz 1964-5-16 23 Plumas Feather River Canyon, U.S. Highway 40A. Comment
  UC1126530  Dicentra pauciflora P. G. Haddock 1938-5-29 14 Plumas e side Rock Creek; Plumas National Forest, Downieville Quad. 1219 Comment
  CAS-BOT-BC402604  Dicentra uniflora Mary Strong Clemens 1920-5-28 s.n. Plumas Crystal Lake Comment
  CAS-BOT-BC209231  Dichanthelium acuminatum subsp. acuminatum Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1675 Plumas Sweetwater Meadow - Butterfly Botanical Area and vicinity 1127 Comment
  SEINET208616 Image available Dichanthelium acuminatum subsp. fasciculatum Lewis S. Rose 1966-7-27 66070 Plumas Butterfly valley 3 miles W of Kedie edge of meadows 1067 Comment
  UCR101221  Dichanthelium acuminatum subsp. fasciculatum L. C. Wheeler 1959-7-14 7562 Plumas Middle Fork Feather River: McCarthy Bar Comment
  UCR102419  Dichanthelium acuminatum subsp. fasciculatum L. C. Wheeler 1959-7-16 7575 Plumas Northern Sierra Nevada Mtns, Butterfly Valley Comment
  CAS-BOT-BC502163  Dichelostemma congestum John Thomas Howell 1960-7-22 35928 Plumas Near Devil's Kitchen, near Drakesbad; Lassen Volcanic National Park 1828 Comment
  SEINET10533901  Dichelostemma congestum A. Arthur Heller, Patrick B. Kennedy 1907-7-8 Heller 8768 Plumas Near Greenville, Calif. Comment
  UC333374  Dichelostemma multiflorum unknown Jun 1889 Plumas Mohawk Valley Comment
  SD64331  Dieteria canescens Darley F. Howe 1966-8-24 Plumas Northeast of Lake Almanor. 1675 Comment
  CHSC65488  Dieteria canescens var. canescens L. P. Janeway 1995-9-19 4934 Plumas 0.9 mi east of Crocker Creek and Crocker Guard Station and Crocker Campground. Roadside. 1883 Comment
  UC774939  Dieteria canescens var. shastensis Carl B. Wolf 1937-9-5 9291 Plumas Lake Almanor to Westwood (at Lassen Co. Line, Prop. No. 3053); Northern Sierra Nevada, Lake Almanor to Westwood at Lassen C 1463 Comment
  CAS-BOT-BC153531  Diplacus leptaleus Catherine Best 1987-6-10 1286 Plumas Lakes Basin Campground 1828 Comment
  CAS-BOT-BC151852  Diplacus mephiticus Clare B. Hardham 1961-6-15 7401 Plumas Gray Eagle [Graeagle] - Sierra Nevada Mountains Comment
  CHSC10831  Diplacus mephiticus Lowell Ahart 1970-7-1 Plumas 10 miles west of La Porte. 1828 Comment
  CHSC112113  Diplacus mephiticus L. P. Janeway 2014-7-30 11566 Plumas Northern High Sierra Nevada. Plumas National Forest; 2.3 air-mi northe of the Little Grass Valley Reservoir dam; near top of ridge above Road 22N27 0.6 km north of the major junction with the 94 road. 1765 Comment
  UC170927  Disporum hookeri H. M. Hall 1912-6-29 9294 Plumas Spanish Creek; Sierra Nevada Mountains, Spanish Creek 1828 Comment
  JEPS117163  Dittrichia graveolens Lowell Ahart, John Dittes 2010-10-5 17302 Plumas On the north side of Highway 70, Serpentine Canyon, 2.7 miles (air) east-northeast of Rich Bar, 3.9 miles (air) west of Twain 813 Comment
  UCD169819  Dittrichia graveolens Lowell Ahart; John Dittes 2010-10-5 17302 Plumas On the north side of Highway 70, Serpentine Canyon, 2.7 miles (air) east-northeast of Rich Bar, 3.9 miles (air) wesr of Twain. 813 Comment
  CAS-BOT-BC136101  Dodecatheon alpinum M. S. Taylor 1982-7-12 4820 Plumas In wet meadow in McRae Meadows, ca. 6 mi w of Mohawk 1889 Comment
  UCR178428  Dodecatheon hendersonii E. W. Jameson 1949-4-26 s.n. Plumas Northern Sierra Nevada Mtns., experiment station in Quincy Comment
  CHSC20831  Downingia bacigalupii K. R. Stern 1975-7-23 5820 Plumas NW shore of Lake Almanor. 1371 Comment
  UC726431  Downingia bacigalupii A. A. Heller 1941-7-29 16268 Plumas 7 mi s Chester (near State Highway 36) Comment
  SBBG33139  Downingia bicornuta K. K. Muller 1965-8-19 1366 Plumas 5 mi NW of Almanor P.O. on St Hwy 89 Comment
  CHSC84512  Downingia bicornuta var. bicornuta John Dittes; Lowell Ahart 2003-8-8 2003 -96 Plumas Northern High Sierra Nevada; northern Sierra Valley, ca. 7.6 air-miles east by southeast of Portola, ca. 4.0 air-mile south by southeast of Beckwourth, ca. 2.0 air-mile east by northeast of intersection of Dyson Lane and Beckwourth-Calpine Road (A23), at edge of Dyson Lane. 1485 Comment
  PASA301  Downingia elegans Margaret Stason 1932-6-22 Plumas Camp Ground, Lake Almanor Comment
  CAS-BOT-BC41399  Draba verna John Thomas Howell; Gordon H. True 1967-5-7 42189 Plumas Sierra Nevada. Quincy. 1036 Comment
  CDA24829  Draba verna J. Budaj 1969-4-9 Plumas In horse paddock areas, county fairgrounds, Quincy. 0 Comment
  SEINET10448466  Draba verna Mary Susan Taylor 1981-5-10 Taylor 3680 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
  CDA14691  Draperia systyla G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-23 3168 Plumas Dark Ravine Creek, 2.7 miles south of Dixie Canyon-Round Valley Road. 1524 Comment
  SEINET10497033  Draperia systyla Mary Susan Taylor 1982-5-23 Taylor 4512 Plumas T23N R5E ne/nw sec 7. Pulga SW quad. On granite soils, both sides of Hwy 70 e side of Arch Rock Tunnel, ca. 0.5 mi sw of Butte-Plumas Co line. 1600 ft. 488 Comment
  UCD99508  Drosera anglica Barry Rice 2009-7-4 BR 090701 Plumas southwest of Longville. Comment
  CAS-BOT-BC401584  Drosera rotundifolia Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1664 Plumas Butterfly Botanical Area and Vicinity. Area in Sweetwater Meadow 1127 Comment
  CAS-BOT-BC159672  Drymocallis glandulosa Gordon H. True; John Thomas Howell; Walter Knight; Irja Knight 1967-7-12 2142 Plumas Pond reservoir, Butterfly Botanical Area and vicinity 1127 Comment
  JEPS48883  Drymocallis glandulosa var. reflexa Esther C. Fritz 1933-1 Plumas Schneider Meadow 1188 Comment
  JEPS114358  Drymocallis hansenii Lowell Ahart 2008-7-16 15088 Plumas On the east side of a small stream, about 150 yards north of the paved road, about 1/4 mile west of the bridge where the South Fork of the Feather River flows into Little Grass Valley Reservoir, about 2 1/2 miles (air) north of La Porte 1597 Comment
  CHSC110475  Drymocallis lactea var. austiniae L. P. Janeway 2013-6-2 11130 Plumas Northern High Sierra Nevada. Eastern end of Red Mountain; along Road 23N69, 1.0 road km west of Road 18. 1873 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
  JEPS120539  Drymocallis lactea var. austiniae L. P. Janeway 2013-6-2 11130 Plumas Northern High Sierra Nevada. Eastern end of Red Mountain; along Road 23N69, 1.0 road km west of Road 18. Comment
  CAS-BOT-BC159307  Drymocallis lactea var. lactea L. P. Janeway 1989-4-22 3366 Plumas Slopes between Crocker Mtn and Crocker Mdw, along rd 24N49Y - Bechwourth Ranger District, Plumas National Forest 1804 Comment
  CHSC81848  Echinochloa crus-galli Lowell Ahart 2001-10-16 9380 Plumas On the southwest side of Round Valley Reservoir, about 2 1/2 miles southwest of Greenville. 1363 Comment
  JEPS102762  Eleocharis acicularis Lowell Ahart 2001-9-24 9195 Plumas Strand of Lake Almanor, west of the intersection of the dirt road to Last Chance Marsh and the poor dirt road that goes south along Lake Almanor to the causeway of Highway 36, about 3/4 mile NE of Chester. 1371 Comment
  RSA59249  Eleocharis bella E. K. Balls 1950-8-31 15548 Plumas Spanish Creek, off Highway 24, just north of Quincy. 1067 Comment
  CAS-BOT-BC113504  Eleocharis bella Robert J. Weatherby 1950-7-28 1491 Plumas North edge of Taylorsville. 1097 Comment
  CAS-BOT-BC113383  Eleocharis engelmannii Marcus E. Jones 1897-7-3 s.n. Plumas Prattville 1371 Comment
  CHSC40665  Eleocharis engelmannii Lowell Ahart 1985-9-26 5187 Plumas Below the high water line of Little Grass Valley Reservoir, where Black Rock Creek flows into the lake, about 4 miles north-west of La Porte. 1584 Comment
  JEPS102764  Eleocharis engelmannii Lowell Ahart 2001-8-28 9197 Plumas Strand of Lake Almanor, west of the intersection of the dirt road to Last Chance Marsh and the poor dirt road that goes south along Lake Almanor to the causeway of Highway 36, about 3/4 mile NE of Chester. 1371 Comment
  CAS-BOT-BC113386  Eleocharis engelmannii var. detonsa Clarence Roy Quick 1952-9-5 52 -304 Plumas Wet place NW of Almanor Comment
  CHSC45176  Eleocharis macrostachya Lowell Ahart 1980-10-6 2680 Plumas On the floor of a hydraulic mine, about 1 mile south of La Porte. 1463 Comment
  CHSC94979  Eleocharis 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 of Strawberry Valley. 1281 Comment
  CAS-BOT-BC112079  Eleocharis quinqueflora Robert J. Weatherby 1955-6-26 1545 Plumas Mud Lake, Lakes Basin Area 2103 Comment
  CHSC78205  Eleocharis quinqueflora Lowell Ahart 2000-5-21 8384 Plumas About 200 feet northwest of the pond, Butterfly Valley, about 5 miles (air) northwest of Quincy. 1005 Comment
  CHSC80885  Eleocharis quinqueflora Lowell Ahart; Vernon H. Oswald 2001-7-11 8889 Plumas Meadow, on the east side of the dirt road, about 1/4 mile northwest of Hauns Meadow and Hauns Creek, about 3 miles (air) east of Lake Almanor, about 5 miles (air) northwest of Greenville. 1447 Comment
  JEPS102457  Eleocharis quinqueflora Lowell Ahart and Vernon H. Oswald 2001-7-11 8889 Plumas Meadow, on the east side of the dirt road, about 1/4 mile NW of Hauns Meadow and Hauns Creek, about 3 miles (air) east of Lake Almanor, about 5 miles (air) NW of Greenville. 1447 Comment
  RSA101478  Eleocharis quinqueflora R. Weatherby 1955-6-26 1545 Plumas Mud Lake, Lakes Basin Area. 2104 Comment
  CAS-BOT-BC112042  Eleocharis torticulmis Walter Knight; Irja Knight 1966-6-18 1339 Plumas Butterfly Valley 1097 Comment
  JEPS88519  Elodea canadensis Vernon H. Oswald and Lowell Ahart 1996-7-15 8047 Plumas 1.4 mi s of Last Chance Camnpground (extending e from road 29N11, e side of Last Chance Marsh at n end of Lake Almanor, on e side of road to campground, High Cascade Range); High Cascade Range, Last Chance Marsh, Lake Almanor 1371 Comment
  CAS-BOT-BC227599  Elymus elymoides John Thomas Howell 1962-6-19 37884 Plumas Beckwourth Pass 1584 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
  CHSC55639  Elymus glaucus K. R. Stern 1985-6-25 8306 Plumas Vicinity of Blairsden. 1402 Comment
  UCD62308  Elymus glaucus John Thomas Howell 1959-9-26 35054 Plumas Near Virgilia. 841 Comment
  CAS-BOT-BC206511  Elymus glaucus subsp. glaucus John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-25 54320 Plumas Near Englemine on Diamond Mt. road northeast of Taylorsville - Sierra Nevada 1219 Comment
  CHSC69229  Elymus glaucus subsp. jepsonii James D. Jokerst; Lowell Ahart 1985-10-4 2588 Plumas Pilot Peak serpentine NE of La Porte. Top edge of serpentine. Comment
  CAS-BOT-BC204212  Elymus stebbinsii subsp. septentrionalis John Thomas Howell; Gordon H. True 1968-6-12 44561 Plumas Near Lewisia Rock in Feather River Canyon 609 Comment
  CHSC97220  Elytrigia elongata Lowell Ahart; Josephine Guardino 2007-7-20 14312 Plumas South of a small drainage, northeast edge of a large meadow, south of Lightning Tree Campground, west of the paved road, east side of Lake Davis. 1789 Comment
  CDA34552  Elytrigia intermedia subsp. intermedia L. Ahart 2008-9-1 15370 Plumas On the north side of East Branch Creek, on the south side of the Quincy La Porte Road, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte. Comment
  CAS-BOT-BC392226  Enemion stipitatum Vesta Holt 1935-3-19 s.n. Plumas Near Quincy Comment
  CAS-BOT-BC81884  Ephedra viridis Clare B. Hardham 1978-8-11 21783 Plumas about 5 miles southeast of Thompson Peak Comment
  UCD132879  Ephedra viridis Beecher Crampton 1954-5-11 1882 Plumas Lassan County Border, Beckwourth Pass, along highway 24. 1588 Comment
  JEPS114516  Epilobium brachycarpum Lowell Ahart 2008-8-14 15196 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 miles northeast of Little Grass Valley Reservoir, about 5 miles (air) northeast of La Porte 1571 Comment
  UC1012958  Epilobium canum subsp. latifolium A. R. Kruckeberg 1951-9-2 2898 Plumas below summit of Lakes Basin Road (in wash) Comment
  UC337280  Epilobium canum subsp. latifolium unknown 1874-1 Plumas Indian Valley Comment
  UC874258  Epilobium canum subsp. latifolium Lewis S. Rose 1932-9-6 32630 Plumas meadow Wade Lake 1981 Comment
  JEPS39279  Epilobium ciliatum subsp. ciliatum W. L. Jepson 1924-7-25 10638 Plumas Meadow Valley 1158 Comment
  RSA0105544  Epilobium ciliatum subsp. ciliatum Lowell Ahart 2014-8-24 19756 Plumas Center of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air), north of La Porte. 1533 Comment
  SD130484  Epilobium ciliatum subsp. ciliatum Walter Knight, Irja Knight and John Thomas Howell 1966-7-26 1616 Plumas Fern Glen along roadside. 1096 Comment
  SD130489  Epilobium ciliatum subsp. ciliatum John Thomas Howell 1976-7-16 51887 Plumas Hydraulic mining gravels on flood plain of Spanish Creek at mouth of Wapaunsie Creek. 1096 Comment
  SD7371  Epilobium ciliatum subsp. ciliatum R. M. Austin 1882-7-25 Plumas Big Meadows Comment
  CHSC21329  Epilobium ciliatum subsp. glandulosum F. T. Griggs; A. Pass 1975-8-1 286 Plumas Lower Bucks Lake. Comment
  JEPS118382  Epilobium ciliatum subsp. glandulosum Lowell Ahart 2011-9-17 17661 Plumas On the south side of an unnamed stream that flows east into Little Grass Valley Reservoir and opposite the Black Rock, about 30 yards west of the paved road, about 1/8 mile west of Little Grass Valley Reservoir 1595 Comment
  CHSC80842  Epilobium hallianum Lowell Ahart 2001-7-17 8921 Plumas Small meadow, on the south side of a poor logging road, part of a small branch of Butt Creek, about 2 1/2 miles (air) north of Humboldt Summit. 1828 Comment
  POM181042  Epilobium hallianum A. A. Heller, P. B. Kennedy 1907-7-9 8785 Plumas Prattville. Comment
  UCD106480  Epilobium hallianum Dean W. Taylor 1976-7-9 6188 Plumas About 1 mile north of Humboldt summit. 1798 Comment
  CHSC20981  Epilobium hornemannii subsp. hornemannii F. T. Griggs; A. Pass 1975-7-23 234 Plumas Cape Lake. Comment
  CHSC81035  Epilobium leptophyllum Vernon H. Oswald; B. Corbin, K. Earll, G. Schoolcraft 2001-7-28 10052 Plumas Willow Lake located west of Kelly Mountain just south of Lassen Volcanic National Park. 1627 Comment
  JEPS26685  Epilobium minutum P. C. Hutchison 1961-6-9 2118 Plumas along Hwy US Alt 40 at bridge 2 mi s (below) Rich Bar (on cliff above road); canyon of the north fork of the Feather River Comment
  SEINET8726258 Image available Epilobium paniculatum H. S. Reed 1941-1 s.n. Plumas Forest Lodge 1097 Comment
  CAS-BOT-BC165950  Epilobium torreyi G. Schoolcraft 1997-8-5 2646 Plumas Hay Meadow at S. end of Caribou Wilderness 1950 Comment
  JEPS38223  Epilobium torreyi W. L. Jepson 1939-8-12 19395 a Plumas branch of Last Chance Creek Ferris Creek 1767 Comment
  UC1191746  Epilobium torreyi Malcolm A. Nobs, S. Galen Smith 1949-8-19 1463 a Plumas pond on se side Portola Comment
  SEINET10470021  Epipactis gigantea Mary Susan Taylor 1981-7-26 Taylor 4110 Plumas T26N R7E nw1/4 se1/4 sec. 33. Almanor SW. Quincy RD. N side of Caribou Rd., just E of where French Creek crosses, 4.4 mi NE of jct Caribou Rd and Hwy 70 near Beldon. 945 Comment
  CAS-BOT-BC57899  Equisetum X ferrissii M. S. Taylor 1982-7-8 4805 Plumas Portola Quad. S. edge of Feather River, ca. 1 mi. ssw. of Beckwourth, on Ramelli Ranch, ca. 1/4 mi. e. of Calpine Rd. 1487 Comment
  CHSC24281  Equisetum arvense K. R. Stern 1975-7-24 Plumas E side of Lake Almanor. Comment
  SEINET10530181  Equisetum arvense Mary Susan Taylor, M. Foster 1981-6-2 Taylor 3829 Plumas T24N R10E ne/sw sec 25, Spring Garden quad. S side of Hwy 70, ca. 100 ft W (upslope) of RR track, ca. 200 yds S of Spring Garden Overpass, ca. 7.5 mi SE of Quincy. Yellow Pine Forest opening over serpentine; 4000 ft. 1219 Comment
  CAS-BOT-BC57831  Equisetum hyemale subsp. affine Alice Eastwood 1927-6-12 s.n. Plumas Forest Lodge, Greenville. Comment
  CHSC33932  Equisetum hyemale subsp. affine M. S. Taylor 1981-7-21 4089 Plumas Ca. 0.5 mi n of jct 401 and 25N42, ca. 3 mi n of Spring Garden. 1371 Comment
  CAS-BOT-BC57389  Equisetum laevigatum Mrs. H. C. Cantelow 1938-7-4 s.n. Plumas Drakesbad 1676 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
  CHSC97712  Equisetum laevigatum Lowell Ahart; John Dittes 2007-6-17 14168 Plumas Wet bare soil, along Red Clover Creek, about 30 yards east of County Road 111 (Beckwourth Gensee Road), about 1/4 mile east of bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1654 Comment
  CAS-BOT-BC57390  Equisetum laevigatum John Thomas Howell 1960-7-24 35994 Plumas Roadside, Chester 1371 Comment
  CAS-BOT-BC57399  Equisetum laevigatum John Thomas Howell 1960-7-24 35994 Plumas Chester 1371 Comment
  SEINET6031530  Equisetum laevigatum J. T. Howell, G. H. True, Jr. 1968-6-10 44548 Plumas Quincy 1036 Comment
  CAS-BOT-BC204595  Eragrostis mexicana subsp. virescens John Thomas Howell 1959-9-21 34807 Plumas Near Paxton 883 Comment
  RSA59849  Eremocarpus setiger E. K. Balls 1950-9-14 15812 Plumas 6 mi. northwest of Chester, North Fork Feather River. 1402 Comment
  CAS-BOT-BC174159  Eremogone aculeata A. A. Heller; P. B. Kennedy 1907-7-3 8703 Plumas Hills above Red Clover Valley Comment
  CHSC104753  Eremogone aculeata L. P. Janeway 2010-8-19 10165 Plumas Northern High Sierra Nevada. Plumas National Forest; uppermost (northeastern) end of Lumpkin Ridge, 1.6 air km northwest of the Little Grass Valley Reservoir dam; along Road 22N86Y 1.0 km southwest of Road 22N27 (Lumpkin Road). 1797 Comment
  UC1125747  Eremogone aculeata C. G. Albertus 1935-8-13 266 Plumas Plumas National Forest,Mt. Ingalls, Downieville Quadrangle 2553 Comment
  CHSC70792  Eremogone cliftonii B. Castro 1995-7-3 579 Plumas Plumas and Butte County. Ca 1 air mi N of Middle Fork Feather River, ca 1/2 mi W of Little Marble Cone, W of S end of 'B' spur off USFS Rd 22N29, W of old Kellogg fire lookout. 1463 Comment
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Jul 8 2014
  CHSC92522  Eremogone cliftonii Samantha Mackey Hillaire; Matt Brown 2005-6-20 1225 Plumas Near Lower Buck's Lake. UTM 10 S 0647547, 4417976 NAD 1983. 1524 Comment
  SEINET10765289  Eremogone cliftonii John Thomas Howell 1967-6-23 Howell 42741 Plumas Near Rogers Flat bridge, North Fork Feather River. In gravel of disintegrating granite. 610 Comment
  CAS-BOT-BC174267  Eremogone congesta var. subcongesta M. S. Taylor 1982-5-17 4461 Plumas N side of 22N55, near its jct with 22N54 & 22N88, ca. 2 mi se of Portola, on ridges below Beckwourth Peak 1706 Comment
  CHSC97175  Eremogone kingii var. glabrescens Lowell Ahart; John Dittes, Josephine Guardino 2007-6-9 14043 Plumas Along the west side of a poor dirt road, about a mile (air) north of the north end of Lake Davis. 1857 Comment
  SEINET10546847  Eriastrum Mary Susan Taylor 1981-7-6 Taylor 3983 Plumas T25N R15E s half se sec 31. Dixie Mt quad. Open bare site, N side of Ross Canyon Rd (25N31), 0.7 mi E of its jct with Dixie Valley Rd, ca. 16 air mi NW of Chilcoot. 5900 ft elev. 1798 Comment
  CDA17280  Eriastrum signatum G. F. Hrusa, S. Gaimari, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16307 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
  UC572482  Eriastrum wilcoxii C. W. Hanks 1934-8-6 6 Plumas ne end of Sierra Valley Plumas National Forest, Sierraville Quadrangle 1554 Comment
  CAS-BOT-BC286657  Ericameria bloomeri Milo S. Baker 1926-9-2 336 c-'26 Plumas Lee's Camp Comment
  CHSC36881  Ericameria bloomeri M. S. Taylor 1981-8-19 4226 Plumas S side of 23N10, 0.5 mi e of its jct with spur rd 23N10G, ca. 5 air mi w of Sloat. 1615 Comment
  CHSC52726  Ericameria bloomeri L. P. Janeway 1990-8-29 3838 Plumas Plumas National Forest. Southern flank of Mt Ingalls ca 1/4 mi from the top. 2407 Comment
  RSA507813  Ericameria bloomeri J. C. Semple, S. Heard 1986-8-13 8414 Plumas Between La Porte and Quincy, Little Grassy Lake Road, near Little Grassy Valley Rec. Area Comment
  SDSU3894  Ericameria bloomeri D. F. Howe 1960-9-21 2989 Plumas 9 miles from junction with #89 on road to Susanville, east side of Lake Almanor. 1463 Comment
  SBBG128754  Ericameria bloomeri L. Ahart 2008-8-14 15199 Plumas 20 yards NW of the metal gate, W side of Forest Rd 22N68, ca. 50 yards W of the S Fork of the Feather River, ca. 0.5 mi NE of Little Grass Valley Reservoir, ca. 5 mi (air) NE of La Porte 1571 Comment
  CHSC66751  Ericameria nauseosa var. oreophila Vernon H. Oswald; Lowell Ahart 1996-8-14 8157 Plumas Northern High Sierra Nevada. Road paralleling Spanish Creek near Greens Flat ca. 2 mi (air) NW of Meadow Valley (on the Oroville-Quincy Hwy.). Along road. 1127 Comment
  CHSC55184  Ericameria nauseosa var. speciosa L. P. Janeway 1989-9-6 3643 Plumas Plumas National Forest. Along road 24N45Y 1/4 mi east of Crocker Meadow and the Beckwourth-Genesee Road (road 111) 6.3 mi north of Beckwourth. 1752 Comment
  UC1119836  Ericameria nauseosa var. speciosa E. Nourse 1934-9-4 24 Plumas 2 1/2 mi ssw of Quincy; Plumas National Forest, Downieville Quad. 1828 Comment
  SEINET8079195 Image available Ericameria nauseosa var. speciosa J. T. Howell 1959-9-25 s.n. Plumas Summit of Beckwourth Pass 1589 Comment
  CAS-BOT-BC293020  Ericameria parryi var. nevadensis Clare B. Hardham 1975-8-2 20479 Plumas Black Mt. 2133 Comment
  JEPS75282  Ericameria parryi var. nevadensis John Thomas Howell 1959-9-24 34976 Plumas Beckwourth 1493 Comment
  UC584285  Erigeron barbellulatus G. L. Stebbins Jr. and J. A. Jenkins 1937-5-22 2146 Plumas e side Beckwith Peak; Sierra Valley, Beckwith Peak 1676 Comment
  CAS-BOT-BC58396  Erigeron bloomeri R. C. Wenk 2009-7-13 1118 Plumas Plumas N.F., Frenchman Lake, Little Last Chance Creek Road, 1.2 air mi. WNW of reservoir dam 1750 Comment
  CHSC60521  Erigeron bloomeri L. P. Janeway 1992-5-22 4193 Plumas Plumas National Forest. South side of Middle Fork Feather River, just south of railroad tracks, 0.3 mi west of the road to Calpine; ca 4 mi east of Portola. 1487 Comment
  CAS-BOT-BC294470  Erigeron bloomeri var. bloomeri Matt Lavin 1983-6-2 s.n. Plumas Sierra Nevada just S of Vinton 1524 Comment
  CHSC97212  Erigeron divergens Lowell Ahart; Josephine Guardino 2007-7-20 14337 Plumas Strand of Lake Davis, about 100 yards west of Long Point, northeast side of Lake Davis. 1763 Comment
  CAS-BOT-BC296008  Erigeron divergens David D. Keck 1932-7-3 1623 Plumas North of Spanish Creek, Quincy, Northern Sierra Nevada 1066 Comment
  CAS-BOT-BC300405  Erigeron eatonii var. plantagineus Mrs. A. L. Coombs 1906-1-1 s.n. Plumas Prattville 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
  RSA39539  Erigeron eatonii var. plantagineus P. A. Munz 1947-5-17 11849 Plumas 20 miles north of Chilcoot. 1829 Comment
  CAS-BOT-BC300838  Erigeron glacialis var. glacialis Rimo Bacigalupi; Aldo Bacigalupi 1952-8-19 3950 Plumas Mt. Elwell region, about 1 1/2 mi. north of the Sierra County boundary 1981 Comment
  JEPS16621  Erigeron glacialis var. glacialis Rimo Bacigalupi with Aldo Bacigalupi 1952-8-19 3950 Plumas about 1.5 mi n Sierra County border (meadow at end of road and beginning of trail to Long Lake); Mt. Elwell region 1981 Comment
  CHSC75456  Erigeron inornatus var. calidipetris G. F. Hrusa; B. Smith, T. D. Wilfred 1996-8-11 13502 Plumas Sierra Nevada. On S side of USFS 23N12, approx. 1 mile W of Bull Run Creek crossing. [Original lat./long. on label is '39 53 N; 120 39 W']. 1800 Comment
  UC1118154  Erigeron inornatus var. inornatus C. W. Hanks 1934-8-6 8 Plumas nw end of Sierra Valley; Plumas National Forest, Sierraville Quadrangle, Sierra Valle 1584 Comment
  CAS-BOT-BC295492  Erigeron lassenianus var. lassenianus Lewis S. Rose 1966-7-26 66048 Plumas Butterfly Valley, 3 mi. w. of Keddie 1066 Comment
  CHSC61908  Erigeron petrophilus var. sierrensis L. P. Janeway 1993-7-15 4443 Plumas Plumas National Forest. Flat on top of saddle between Bean Creek (a tributary of upper Spanish Creek) and Berry Creek (a tributary of East Branch North Fork Feather River). 1569 Comment
  CHSC99970  Erigeron petrophilus var. sierrensis Lowell Ahart 2008-9-10 15388 Plumas About 15 yards southwest of the culvert and Onion Valley Creek, on the west side of Quincy la Porte Road, about 9 1/2 miles (air) northeast of La Porte. 1899 Comment
  JEPS95464  Erigeron petrophilus var. sierrensis Lowell Ahart 1994-7-28 7527 Plumas SW of Bucks Lake (NE of Frenchman Hill) 1706 Comment
  UC1609236  Erigeron petrophilus var. sierrensis Lowell Ahart 1993-9-24 7263 Plumas on n side of trail about 400 yd ne trail head (about 1/10 mi e of the Quincy La Porte Rd, about 1 mi w of Pilot Peak); Pacific Crest Trail 1920 Comment
  UC1124274  Eriodictyon californicum E. Nourse 1934-9-7 36 Plumas 2 mi se Nelson Pt.; Plumas National Forest, Downieville Quad. Comment
  CHSC60542  Eriogonum baileyi var. baileyi L. P. Janeway 1992-7-23 4278 Plumas Plumas National Forest Beckwourth Ranger District Jackson Compartment. Gravel bar on north side Middle Fork Feather River near mouth of Bonta Creek and below the Mohawk Ranger Station. 1315 Comment
  SEINET10479800  Eriogonum douglasii var. douglasii Mary Susan Taylor, M. Foster 1981-6-3 Taylor 3857 Plumas T25N R14E sw sec 27, Crocker Mt quad. Jct of Beckwourth-Milford Rd and Squaw Valley Rd, in Squaw Valley, ca. 11 mi N of Beckwourth; elevation ca. 5600 ft. 1707 Comment
  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
  RSA0004989  Eriogonum douglasii var. meridionale James L. Reveal 2002-6-25 8361 Plumas Squaw Valley at the road junction of Forest Service roads 28N01 and 28N70 on flat W of highway, 11.9 air miles NNW of Beckwourth. 1707 Comment
  SEINET783268 Image available Eriogonum douglasii var. meridionale James L. Reveal 2002-6-25 8361 Plumas Squaw Valley at the road junction of Forest Service roads 28N01 and 28N70 on flat W of highway, 11.9 air miles NNW of Beckwourth . 1707 Comment
  SEINET5332437 Image available 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 air miles NNW of Beckwourth. 1707 Comment
  CAS-BOT-BC246535  Eriogonum elatum var. elatum John Thomas Howell 1955-7-19 30747 Plumas Beckwourth 1493 Comment
  CDA909  Eriogonum gracile var. gracile D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-2 6 .278 Plumas On route 70 W of Storrie on sunny south-facing cliff Comment
  RSA766341  Eriogonum marifolium Joseph A. Ewan 1934-7-16 8523 Plumas Mt. Elwell trail above Long Lake. Sierra Nevada. 2073 Comment
  SEINET10838768  Eriogonum marifolium Mary Susan Taylor 1981-7-17 Taylor 4034 Plumas T21N R12E se/se sec 7, Sierra City NW quad. Lakes Basin area, Bear Lakes trail, just S of spur trail to Gold Lake Lodge, ca. 6 mi S of Mohawk. 6500 ft elev. 1981 Comment
  CAS-BOT-BC263301  Eriogonum marifolium var. marifolium John Thomas Howell; Gordon H. True 1973-7-31 50074 Plumas Summit ridge of Thompson Peak, Diamond Range 2362 Comment
  CHSC46649  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
  CAS-BOT-BC263296  Eriogonum marifolium var. marifolium Lewis S. Rose 1951-6-28 51055 Plumas Above Eureka Lake n. of Johnsville 2133 Comment
  SEINET11933013  Eriogonum nudum W. Knight, Knight, I. 1983-1 4910 Plumas 4 mi from Chester on road to Drakesbad Comment
  CAS-BOT-BC261362  Eriogonum nudum var. deductum L. P. Janeway 1992-7-10 4258 Plumas Plumas National Forest, Beckwourth Ranger District. About 1/2 mi northeast of top of Grizzly Ridge in upper Joseph Creek 2087 Comment
  CHSC100448  Eriogonum nudum var. nudum Lowell Ahart 2008-9-10 15385 Plumas North side of Onion Valley, about 3/4 mile northwest of Pilot Peak, about 1/2 mile east of the Quincy La Porte Road, about 9 1/2 miles (air) northeast of La Porte. 1916 Comment
  CHSC53050  Eriogonum nudum var. nudum L. P. Janeway 1989-6-23 3379 Plumas Plumas National Forest Beckwourth Ranger District. Upper w-facing slope on ridge between Crocker Mdw and Dotta Cr. 1889 Comment
  CHSC62153  Eriogonum nudum var. nudum L. P. Janeway 1993-7-31 4485 Plumas Plumas National Forest. Along Cascade Road 0.6 mi north of Fall River crossing; between Mineral Springs Ravine and Dark Canyon. Road cutbank. 1066 Comment
  CAS-BOT-BC261597  Eriogonum nudum var. nudum L. W. Swift 1934-7-2 88 Plumas Plumas National Forest. Elizabethtown 1097 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
  CAS-BOT-BC269729  Eriogonum nudum var. oblongifolium M. S. Taylor 1982-8-30 5075 Plumas Along 27N11, ca. 1 mi ne of Taylor Lake, ca. 7 air mi ne of Taylorsville 1920 Comment
  RSA238625  Eriogonum nudum var. oblongifolium James L. Reveal 1971-6-23 2469 Plumas Along CA Hwy 70 and 89, 2.2 miles north of Keede and about 1 mile north of the bridge over Spanish Creek. 915 Comment
  SEINET10479530  Eriogonum nudum var. oblongifolium Mary Susan Taylor 1982-8-30 Taylor 5075 Plumas T27N R11E se sec 26. Kettle Rock quad. Along 27N11, ca. 1 mi ne of Taylor Lake, ca. 7 air mi ne of Taylorsville. 6300 ft. 1920 Comment
  RSA88595  Eriogonum pedunculatum J. T. Howell 1951-6-26 27541 Plumas Feather River Canyon 854 Comment
  JEPS103512  Eriogonum spergulinum var. reddingianum Lowell Ahart 2002-7-18 9860 Plumas In a meadow, ca 1/8 mile N of the intersection of Lumpkin Ridge Road and road to Tamarack Flat, ca 1 1/2 miles (air) NW of Little Grass Valley Reservoir dam, ca 4 1/2 miles (air) NW of La Porte. 1764 Comment
  UCD101249  Eriogonum spergulinum var. reddingianum John Thomas Howell 1960-7-18 35577 Plumas Drakesbad. 1676 Comment
  CAS-BOT-BC269950  Eriogonum spergulinum var. reddingianum L. P. Janeway; Garrett Gibson 1991-7-11 4069 Plumas Plumas National Forest, Beckwourth Ranger District. Between Smith Peak and the southwest corner of Lake Davis; between Humbug Creek and Dan Blough Creek 1798 Comment
  UC634528  Eriogonum spergulinum var. reddingianum Herbert L. Mason 1924-6-20 1080 Plumas between Gold Lake and Bear Lake Comment
  UC2043047  Eriogonum strictum var. proliferum Barbara Ertter with Gary Schoolcraft 1989-7-3 8640 Plumas Ca 1/2 mile below Red Rock lookout, ca. 8 air miles S of Susanville. Comment
  CAS-BOT-BC267495  Eriogonum umbellatum L. P. Janeway 1992-7-8 4249 Plumas Plumas National Forest, Beckwourth Ranger District. 0.15 mi south of Beckwourth-Genesee Road, 0.7 mi northwest of Clover Valley Ranch 1676 Comment
  CHSC96325  Eriogonum umbellatum var. ahartii L. P. Janeway 2006-8-9 8836 Plumas Northern High Sierra Nevada. Plumas National Forest; along the northwest edge of Mooreville Ridge 9.6 air km west-southwest of La Porte. Very open rocky basalt tablelands, near northwest edge where rockiest and blockiest outcroppings. 1478 Comment
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Feb 16 2011
  UC1032271  Eriogonum umbellatum var. dumosum C. G. Albertus 1935-7-27 235 Plumas 1 1/2 mi se Cromberg; Plumas National Forest, Downieville Quadrangle Comment
  UC565986  Eriogonum umbellatum var. dumosum F. W. Embree 1934-6-11 96 Plumas 1 mi ne Bucks Ranch; Bidwell Bar Quadrangle 1600 Comment
  CHSC67686  Eriogonum umbellatum var. modocense James D. Jokerst 1985-7-23 2541 Plumas Arid slopes adjacent to old county road ca. 400 ft. elevation above Hwy. 70 N of Indian Creek, due N of Indian Falls. 807 Comment
  CHSC32043  Eriogonum umbellatum var. nevadense L. Ahart 1975-7-20 923 Plumas On ridge e of Mt. Etna, ca. 10 mi ne of La Porte. 2133 Comment
  SEINET3413453  Eriogonum umbellatum var. nevadense A. A. Heller, P. B. Kennedy 1907-7-4 8716 Plumas Ridge east of Red Clover valley Comment
  SEINET10479560  Eriogonum umbellatum var. nevadense Mary Susan Taylor 1981-7-17 Taylor 4045 Plumas T21N R12E se/sw sec 7, Sierra City NW quad; Lakes Basin, Bear Lakes trail, just S of its jct with Long Lakes trail, ca. 6 air mi S of Mohawk. Dry & open, Montane Chaparral; 6500 ft elev. 1981 Comment
  UCD101488  Eriogonum umbellatum var. polyanthum John Thomas Howell 1961-9-23 36863 Plumas Indian Valley. 1082 Comment
  SEINET10937584  Eriogonum umbellatum var. polyanthum Mary Susan Taylor 1982-8-4 Taylor 4912 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
  SEINET10970706  Eriogonum umbellatum var. speciosum Mary Susan Taylor 1981-8-20 Taylor 4230 Plumas California: T27N R9E sw1/4 of se1/4 sec 6. Almanor NE quad. Open serpen- tine barrens, at jct of roads 26N18, 26N92 and 27N92, ca. 0.5 mi E of Long Valley Mine, ca. 4 air mi W of Green- ville. Plumas County. 5300 ft. 1615 Comment
  CAS-BOT-BC262239  Eriogonum ursinum Anna Head 1921-7-9 s.n. Plumas Lake Center Camp, Feather River Region Comment
  LA207082  Eriogonum ursinum C. W. Hallis; 1928-6-30 sn Plumas Mt. Lassen National Forest, Drakesbad Comment
  NY399808  Eriogonum ursinum J. T. Howell 1951-6-29 27747 Plumas Spring Garden Creek 1158.2 Comment
  UC485764  Eriogonum ursinum H. E. and S. T. Parks June, 1928 229 Plumas Drakesbad Lassen National Park, Drakesbad Comment
  CAS-BOT-BC262257  Eriogonum ursinum L. P. Janeway 1993-7-28 4478 Plumas Plumas National Forest, Greenville Ranger District. Along steep north-trending ridge south of a bend in Ward Creek; along and down-ridge from mining access road 2.2 mi southeast of Genesee Valley 1341 Comment
  RSA766451  Eriogonum ursinum Joseph A. Ewan 1934-6-26 8287 Plumas Frazier Creek Falls, Gold lake road 1829 Comment
  SEINET10479577  Eriogonum ursinum Mary Susan Taylor, M. Foster 1981-6-2 Taylor 3825 Plumas T24N R10E ne/sw sec 25, Spring Garden quad. Dry open serpentine slope, N side of Hwy 70, on E side of Squirrel Creek, NE of Spring Garden Overpass, ca. 7.5 mi SE of Quincy. 4000 ft. 1219 Comment
  CHSC65823  Eriogonum ursinum var. ursinum L. P. Janeway 1995-7-23 4868 Plumas Hartman Bar Ridge; south side of top of Franklin Hill. 1737 Comment
  CAS-BOT-BC264137  Eriogonum vimineum John Thomas Howell 1951-8-19 28175 Plumas Near Paxton, Sierra Nevada 914 Comment
  CHSC34742  Eriogonum vimineum M. S. Taylor 1981-6-25 3953 Plumas On hill at ne jct of 25N11 and spur rd 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. 1737 Comment
  CHSC69518  Eriogonum vimineum Lowell Ahart 1997-9-11 7905 Plumas On the east edge of Caribou Road, on the west side of the North Fork of the Feather River, about 1/2 mile south of Mosquito Creek, about 4 1/2 miles (air) northeast of Belden. 792 Comment
  JEPS56137  Eriogonum vimineum W. L. Jepson 1939-8-8 19350 Plumas Meadow Valley 1158 Comment
  SBBG1656  Eriogonum vimineum H. and M. Dearing 1938-7-2 2268 Plumas Feather River Cyn 609 Comment
  CHSC58181  Eriophorum gracile Vernon H. Oswald 1992-6-18 5005 Plumas Lassen Volcanic National Park. Corner of park on S side of Warner Valley Rd. between Lee and Kelly camps. 1597 Comment
  CHSC66648  Eriophorum gracile Vernon H. Oswald; Lowell Ahart 1996-7-15 8049 Plumas Last Chance Marsh at the N end of Lake Almanor, just S of Last Chance Campground on Forest Rd. 28N11. High Cascade Range. 1371 Comment
  SJSU14723  Eriophyllum lanatum N. A. Hopkins 1991-6-28 1693 Plumas between Milford Fork & Doyles Crossing on road from Red Clover Valley to Janesville 1524 Comment
  UC298460  Eriophyllum lanatum var. achilleoides A. A. Heller and P. B. Kennedy 1907-7-15 8849 Plumas Little Grizzly Creek; near mouth, below Genesee Comment
  CAS-BOT-BC301415  Eriophyllum lanatum var. grandiflorum Anna Head 1920-6-9 s.n. Plumas Camp Rodgers, Feather River Region 701 Comment
  CHSC62148  Eriophyllum lanatum var. grandiflorum L. P. Janeway 1993-7-22 4472 Plumas Plumas National Forest. Along the Pipeline Road 3.3 mi northwest of Lower Bucks Lake dam. 1584 Comment
  CAS-BOT-BC308259  Eriophyllum lanatum var. integrifolium A. A. Heller; P. B. Kennedy 1907-7-2 8687 Plumas Between Vinton and Beckwith Comment
  CAS-BOT-BC308270  Eriophyllum lanatum var. integrifolium Lincoln Constance 1933-7-5 117 Plumas 1 mile north of Indian Fall Comment
  CHSC33920  Eriophyllum lanatum var. integrifolium J. D. Jokerst; R. A. Schlising 1981-8-2 1453 Plumas Along Pacific Crest Trail ca 1.0 mi NE of Humboldt Peak, top of ridge. 2011 Comment
  CHSC37769  Eriophyllum lanatum var. integrifolium M. S. Taylor 1981-7-6 3965 Plumas S side of 24N02Y, ca. 1/2 mi w of n tip of Frenchman Lake, ca. 13 air mi nw of Chilcoot. 1767 Comment
  SEINET3276897 Image available Eriophyllum lanatum var. integrifolium Loraine Yeatts, Dick Yeatts 2011-7-16 5991 Plumas Plumas National Forest, Dixie Mt. State Game Refuge, along NF rd 176 N. of Frenchman Reservoir, Lookout Creek drainage. 1809 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
  UC657556  Eryngium alismifolium Roxana S. Ferris and Laura Lorraine 1941-8-9 10424 Plumas near village Lake Almanor Public Camp Comment
  SEINET10972975  Eryngium articulatum Mary Susan Taylor 1982-8-27 Taylor 5058 Plumas T23N R14E nw/se sec 27. Portola quad. Ramelli Ranch, vernal pools on s side of RR tracks, ca. 1 mi sw of Beckwourth. 4880 ft. 1487 Comment
  CAS-BOT-BC54325  Erysimum capitatum Lowell Ahart 1986-7-8 5349 Plumas About 1 mile northwest of Pilot Peak, about 14 miles northeast of La Porte. 1981 Comment
  CHSC21537  Erysimum capitatum var. capitatum D. Brink; L. Mayer 1975-7-12 Plumas Buck's Lake. Comment
  CDA13358  Erysimum perenne G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-15 13207 Plumas Sierra Nevada; 2.5 mi E of Spring Garden on Hwy 70, and 0.5 m. S of Estray Ck. Comment
  CAS-BOT-BC153747  Erythranthe alsinoides W. D. Dakan 1975-5-8 75 - 11 Plumas 0.5 mile north of [Sugar Loaf] Sugarloaf. Plumas National Forest 1798 Comment
  SEINET13679548 Image available Erythranthe floribunda A. A. Heller 1941-1 16140 Plumas Two and a half miles east of Rich Bar along State HIghway #24 Comment
  SD77347  Erythranthe guttata Francis W. Pennell 1940-6-12 25819 Plumas Sierra Valley, 1 mi. S. of Beckwourth 1493 Comment
  CHSC36342  Erythranthe lewisii M. S. Taylor; H. Swanson 1982-8-11 4961 Plumas Along 23N08, n side of the A-Tree, saddle at head of Florentine Canyon, ca. 5 air mi sw of Johnsville. 2042 Comment
  CHSC57319  Erythranthe lewisii L. P. Janeway 1984-9-1 1130 Plumas On Sierra crest, near drainage channel draining northwest (towards Jamison Lake). 2164 Comment
  SEINET14349591  Erythranthe moschata E. K. Balls 1950-8-30 15507 Plumas North Fork Feather River, on Hwy 24, 21 miles from Quincy. Comment
  CAS-BOT-BC150231  Erythranthe nasuta John Thomas Howell 1967-6-23 42733 Plumas Lewisia Rock 3.5 miles sw. of Belden, Feather River Canyon 609 Comment
  CHSC97072  Erythranthe primuloides Lowell Ahart; Josephine Guardino 2007-7-21 14365 Plumas 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
  CHSC20740  Erythranthe pulsiferae K. R. Stern 1975-7-25 5878 Plumas N shore of Lake Almanor. 1371 Comment
  CAS-BOT-BC505243  Erythronium grandiflorum John Thomas Howell 1951-6-28 27684 Plumas Eureka Park 2133 Comment
  CAS-BOT-BC505246  Erythronium grandiflorum Elmer I. Applegate 1929-6-21 5802 Plumas Drakesbad, head of Warner Valley, Mt. Lassen National Park Comment
  CHSC49652  Erythronium purpurascens Vernon Oswald 1986-6-6 2090 Plumas LaPorte-Quincy Rd. at its jct. With the Pacific Crest Trail. 2011 Comment
  CHSC63974  Erythronium purpurascens B. Castro; L. Gehrung 1994-6-6 514 Plumas Ca 1.5 mi S of the Hogback, 0.6 mi NNW of Onion Valley Res, immediately E of County Rd. 511. At edge of access road to Fingerboard Pit (mine site), on E-facing slopes of Washington Hill. 1965 Comment
  CHSC74144  Erythronium purpurascens B. Castro 1998-7-9 808 Plumas Ca 7.5 air mi SW of Bucks Lake on Rock Island Ridge, ca 2 air mi E of the Oro-Quincy Hwy, on N side of USFS Rd 23N18. 1554 Comment
  CHSC98342  Erythronium purpurascens L. P. Janeway 2007-6-3 9023 Plumas Northern High Sierra Nevada. Eastern high end of Red Mountain, along Road 23N69 about 1.6 km northwest of Road 18. Flat ridge top, open forest. 1929 Comment
  UC119847  Erythronium purpurascens Mrs. R. M. Austin Apr. 1878 287 Plumas Big Meadows Comment
  UC337904  Erythronium purpurascens J. G. Lemmon Aug. 1875 Plumas Comment
  JEPS41300  Erythronium purpurascens John W. Duffield 1937-4 Plumas vicinity Meadow Valley (U.C. Forestry Camp) 1158 Comment
  SEINET10469555  Erythronium purpurascens Mary Susan Taylor 1981-5-8 Taylor 3655 A Plumas T27N R9E sw/se sec 6 & nw/ne sec 7, Almanor NE quad. Open serpentine barrens, jct of Rds 26N18, 26N92, & 27N92, ca. 0.5 mi E of Long Valley Mine, ca. 4 air mi W of Greenville. 5300 ft. 1615 Comment
  UC197242  Erythronium purpurascens Mrs. Austin Plumas Comment
  CAS-BOT-BC403348  Eschscholzia californica M. S. Taylor 1982-7-8 4791 Plumas Near s side of Feather River, Ramelli Ranch, ca. 1 mi sw of Beckwourth 1487 Comment
  CAS-BOT-BC403353  Eschscholzia californica Alice Eastwood 1918-5-25 7052 Plumas Portola Comment
  CAS-BOT-BC403356  Eschscholzia californica A. A. Heller 1938-7-2 15239 Plumas 3 miles east of Quincy 1097 Comment
  CAS-BOT-BC310385  Eucephalus breweri Ella Dales Cantelow 1941-7-20 3594 Plumas 10 mi. s. of Quincy. Rd to La Porte 1981 Comment
  UC338855  Euphorbia unknown Jul 1875 982 Plumas near Taylorsville; Genesee Valley Comment
  CAS-BOT-BC310534  Eurybia integrifolia Lewis S. Rose 1932-9-7 32644 Plumas Bear Lakes 1981 Comment
  CHSC92123  Eurybia integrifolia Lowell Ahart; John Dittes 2005-9-20 12424 Plumas Southwest side of Mud Lake, about 1/2 mile northeast of Eisenheimer Peak, about 3/4 mile south of Wilcox Valley. 2029 Comment
  JEPS107645  Eurybia integrifolia Lowell Ahart, Josephine Guardino 2005-8-9 12257 Plumas In a small meadow, between Lights Creek and Fant Creek, west of Forest Road 27N09, about 6 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake 1635 Comment
  SD9010  Eurybia integrifolia unknown 1882-7-21 Plumas Prattville Comment
  CAS-BOT-BC312258  Euthamia occidentalis M. S. Taylor 1981-9-2 4269 Plumas N tip of Round Valley Reservoir by road 204 ca. 3 air mi. S of Greenville 1371 Comment
  JEPS115926  Festuca arundinacea Lowell Ahart, John Dittes 2009-7-27 16192 Plumas On dry soil, about 5 yards north of the poor dirt road, about 30 yards southeast of a small pond, headwaters of Grizzly Gulch, 2.1 miles (air) northeast of Butt Valley Reservoir Dam 1479 Comment
  CAS-BOT-BC278462  Festuca idahoensis M. S. Taylor 1982-6-14 4663 Plumas N side of Indian Creek, e side of 28N03, nw corner of Antelope Lake, ca. 12 mi ne of Taylorsville 1524 Comment
  CHSC53177  Festuca idahoensis L. P. Janeway 1989-6-30 3446 Plumas Plumas National Forest. Along rd 24N45Y 1.2 mi E of Crocker Cr opposite Crocker Guard Station and the Beckwourth-Genesee Rd (rd 111) 6.4 mi N of Beckwourth. 1874 Comment
  UC580751  Festuca idahoensis E. Sawyer 1935-6-25 151 Plumas 0.5 mi n Crow; Plumas National Forest, Sierraville Quad. 1676 Comment
  OBI21884  Festuca microstachys Lewis S. Rose 1963-6-3 63083 Plumas Butterfly Valey, 2 mi SW of Keddie 1189 Comment
  CHSC118814  Festuca occidentalis Wendy L. Boes; Jim Battagin 2015-5-12 2015 -02 Plumas Between Forest Service Road 25N18Y and Caribou Roadd, south of Northfork Campground. (UTM652180 E, 4433328 N, NAD83 Zone 10N; Elevation 792 m.) 792 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
  CAS-BOT-BC63010  Frangula californica subsp. crassifolia John Thomas Howell 1951-8-19 28167 Plumas Rich Bar. 792 Comment
  CAS-BOT-BC55671  Frangula purshiana A. A. Heller 1915-7-7 12070 Plumas Near the summit of Soapstone ridge in the Sierra Nevada, 12 miles west of Bucks 1676 Comment
  UCD112835  Frangula purshiana J. M. Tucker 1951-8-1 2204 Plumas road to Bucks Lake, 1 mile west of Quincy. Comment
  CHSC108712  Frangula purshiana subsp. ultramafica B. Castro; L. P. Janeway 2001-7-22 1353 Plumas N. Sierra Nevada High. Between Frenchman Hill and the NW end of Red Mtn, on a low peak along ridge. In open rocky areas up from road (the western extension of USFSRd 23N69). 1798 Comment
  CHSC96742  Frangula purshiana subsp. ultramafica L. P. Janeway 2007-5-20 8982 Plumas Northern High Sierra Nevada. Top of Red Hill. 1929 Comment
  CDA18666  Fritillaria atropurpurea G. D. Barbe, T. C. Fuller 1982-6-15 3713 Plumas Sierra Nevada; 1.0 mile below and northeast of Red Hill Summit, Plumas National Forest. 1783 Comment
  CHSC57324  Fritillaria atropurpurea L. P. Janeway 1991-5-28 3967 Plumas South side of Poco Creek ca 1 1/2 mi east of Red Clover Creek (south side of road 25N05). Plumas National Forest Beckwourth Ranger District Red Clover Compartment. 1719 Comment
  CAS-BOT-BC508209  Fritillaria atropurpurea anonymous 1879-6-1 s. n. Plumas Big Meadow Comment
  JEPS61950  Fritillaria recurva Fred S. Baker 1937-5-25 Plumas above and w of Meadow Valley (Schneider Creek near camp); Schneider Creek Comment
  RSA268958  Fritillaria recurva J. R. Reeder, C. G. Reeder 1975-6-5 6679 Plumas 5.5 miles south-southeast of Cromberg along State Highway 24 1341 Comment
  CHSC43364  Galium bifolium Lowell Ahart 1975-7-20 910 Plumas West of Bunker Hill Creek, about 1mile north of the Bunker Hill Mine, about 10 miles north-east of La Porte. 1828 Comment
  CHSC87643  Galium bifolium Lowell Ahart; John Dittes, Josephine Guardino 2004-5-16 10916 Plumas Along Rinehart Creek, southwest slope of Grizzly Peak, about 1 1/4 miles (air) west of Grizzly Peak, about 8 1/4 miles (air) northeast of Quincy. 1940 Comment
  JEPS106192  Galium bifolium Lowell Ahart, John Dittes, Josephine Guardino 2004-5-16 10916 Plumas Along Rinehart Creek, southwest slope of Grizzly Peak, about 1 1/4 miles (air) west of Grizzly Peak, about 8 1/4 miles (air) northeast of Quincy 1940 Comment
  JEPS28625  Galium bifolium George W. Gillett 1957-7-18 813 Plumas ne side Boiling Springs Lake (near trail); Lassen Volcanic National Park 1813 Comment
  UC1523194  Galium bolanderi M. S. Taylor 1981-8-19 4221 Plumas 0.1 mi e Bell Creek (s side of rd 23N0, ca 1.5 mi w of Sloat); Blue Nose Mt. quad. 1371 Comment
  RSA252405  Galium bolanderi Robert F. Thorne, C. W. Tilforth 1969-9-6 39223 Plumas Ca. 2.5 miles S of Graeagle on Gold Lake Rd. 1646 Comment
  SEINET11615953  Galium bolanderi A. A. Heller, P. B. Kennedy 1907-7-16 8872 Plumas Grade between Genessee valley and Summit Comment
  CHSC4819  Galium grayanum R. Carter 1967-7-21 626 Plumas Ca. 4 mi S of Thompson Peak. Comment
  CHSC80874  Galium grayanum var. grayanum Lowell Ahart 2001-7-17 8928 Plumas Outcrops, on the south side of a logging road, south of a small branch of Butt Creek, about 2 1/2 miles (air) north of Humboldt Summit. 1828 Comment
  RSA88460  Galium grayanum var. grayanum J. T. Howell 1951-6-28 27722 Plumas Eureka Peak. 2226 Comment
  RSA88461  Galium grayanum var. grayanum J. T. Howell 1951-6-28 27723 Plumas Eureka Peak. 2226 Comment
  CHSC34892  Galium sparsiflorum subsp. glabrius M. S. Taylor 1981-9-10 4272 Plumas Head of Bullfrog Ravine. Ca. 3 air mi NW of Indian Falls. 1737 Comment
  CHSC21289  Galium trifidum F. T. Griggs; A. Pass 1975-8-5 306 Plumas Buck's Lake Forest Service Survey. Comment
  CHSC35271  Galium trifidum var. pacificum M. S. Taylor 1981-8-5 4171 Plumas In Indian Valley, S side of Hwy 206, 1.5 mi E of its jct with Hwy 89 just N of Cresent Mills. 1066 Comment
  CHSC75537  Galium trifidum var. pacificum G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-23 3111 Plumas 0.25 mile west of the dam on Dixie Canyon-Round Valley Road. 1371 Comment
  SEINET260318  Galium trifidum var. pacificum M. S. Taylor 1981-9-14 4274 Plumas Almanor SE quad. headwaters of Rush Cr near its jct with Cow Cr ca 5 mi ESE of Greenville 1585 Comment
  CHSC21526  Galium triflorum D. Brink; L. Mayer 1975-7-9 Plumas S. end of Section 25. Comment
  UCR87994  Galium triflorum Walter Knight, J. T. Howell, I. Knight 1966-7-26 1570 Plumas Northern Sierra Nevada Mtns., Butterfly Botanical Area and vicinity; Fern Glen 1113 Comment
  UCD121958  Galium triflorum J. M. Tucker 1948-7-25 1743 Plumas At mine of United Mining Co., Pinchard Creek, southwest side Camel's Peak. 1524 Comment
  CAS-BOT-BC144394  Garrya fremontii Alice Eastwood 1927-6-1 14682 Plumas United States Forest Reserve. Forest Lodge, Greenville Comment
  SEINET10906888  Garrya fremontii Mary Susan Taylor 1982-5-15 Taylor 4453 Plumas T21N R12E ne/sw sec 32. Sierra City NW quad. Along Gray Eagle Lodge Rd, just sw of its jct with Hwy 519, ca. 7 mi s of Mohawk. 5700 ft. 1737 Comment
  SEINET10906889  Garrya fremontii Mary Susan Taylor, L. Hanson 1981-3-5 Taylor 3399 Plumas T25N R7E n half sec 13. Almanor quad. N side of Hwy 70, in Serpentine Canyon, ca. 5 mi e of Belden. Comment
  SEINET5765226  Garrya fremontii M. Canby 1929-5-12 2538 Plumas 5 miles SW of Blairsden. Comment
  SBBG21798  Gayophytum diffusum subsp. diffusum D. Myrick 1964-7-21 891 Plumas E of trail parking area, Drakesbad 1737 Comment
  UC903105  Gayophytum diffusum subsp. parviflorum Ethel Crum 1937-8-7 1946 Plumas 3 mi w Lake Almanor 1524 Comment
  POM196390  Gayophytum diffusum subsp. parviflorum E. D. Merrill 1929-7-13 s.n. Plumas Silver Lake. 1829 Comment
  POM249896  Gayophytum diffusum subsp. parviflorum Joseph A. Ewan 1934-7-18 8576 -a Plumas Camp Caldwell at Dentens, Mohawk Valley 1616 Comment
  PASA1905  Gayophytum eriospermum Margaret Stason 1932-6-22 Plumas Camp ground, Lake Almanor Comment
  CHSC24250  Gayophytum heterozygum K. R. Stern 1975-7-23 Plumas W side of Lake Almanor. Comment
  OBI12033  Gayophytum heterozygum Lewis S. Rose 1966-7-28 66074 Plumas Quincy 1067 Comment
  OBI12632  Gayophytum heterozygum Lewis S. Rose 1966-7-28 66074 Plumas Quincy 1067 Comment
  UC1122564  Gayophytum heterozygum G. T. Nordstrom 1934-7-10 214 Plumas 2 mi sw Gravel Range; Plumas National Forest, Bidwell Bar Quadrangle Comment
  CHSC43402  Gayophytum humile Lowell Ahart 1974-8-15 606 Plumas Along the dirt road near White Cap, about 10 miles south of Slote. 1676 Comment
  POM147054  Gayophytum racemosum Alice Eastwood 1927-06 14934 Plumas On road from Chilcott, United States Forest Reserve Comment
  SEINET13709405  Gayophytum racemosum Lowell William Ahart, Lowell William Ahart 2001-1 9291 Plumas Cow Creek, Lake Davis (T24N, R13E, sec 29, SE 1/4) 5780 Ft. 1762 Comment
  CAS-BOT-BC217429  Gentianopsis holopetala Martine Telford 1966-9-13 1 Plumas Darlingonia Bog, northernmost area in Butterfly Valley, Sierra Nevada Comment
  UC338823  Gentianopsis holopetala unknown 1137 Plumas Butterfly Valley Comment
  UC105574  Gentianopsis simplex Mrs. R. M. Austin 1882-8-7 Plumas Hot Spring Valley Comment
  CAS-BOT-BC459553  Geum macrophyllum A. A. Heller; P. B. Kennedy 1907-7-9 8787 Plumas Quincy, south of town; Northern Sierra Nevada 1066 Comment
  CAS-BOT-BC459556  Geum macrophyllum David D. Keck 1932-7-3 1697 Plumas Quincy, south of town; Northern Sierra Nevada 1066 Comment
  SEINET10483304  Geum macrophyllum Mary Susan Taylor 1981-7-6 Taylor 3970 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
  UC1127977  Geum triflorum E. Sawyer 1935-6-21 135 Plumas 4 1/2 mi nne of Crow (Plumas National Forest); Plumas National Forest 1584 Comment
  RSA319141  Gilia capitata Patricia Wilder 1971-6-21 5132 Plumas Prattville-Butt Reservoir Road 1.7 miles south of Junction with Seneca Road; north of Caribou and Belden and California State Highway 70 1410 Comment
  UC879977  Gilia capitata subsp. capitata A. A. Heller 1915-7-7 12052 Plumas 12 mi w Bucks (near the summit Soapstone ridge); Sierra Nevada, nr summit Soapstone Ridge, w of Bucks 1676 Comment
  JEPS110431  Gilia leptalea subsp. leptalea Lowell Ahart 2006-7-9 12935 Plumas Near a very small seep, about 20 yards south of the paved basalt road, about 3 3/4 miles (air) northwest of Tamarack Flat, about 5 3/4 miles (air) northwest of Little Grass Valley Reservoir 1661 Comment
  UCD106146  Gilia leptalea subsp. leptalea Lewis S. Rose 1967-7-11 67159 Plumas 9.5 mi. ne. of Quincey Junction. 1249 Comment
  CHSC92117  Glyceria borealis Lowell Ahart; John Dittes 2005-9-19 12386 Plumas Below the high water line of Taylor Lake, on the east side of Taylor Lake, about 6 miles (air) southwest of Antelope Lake. 2080 Comment
  RSA239263  Glyceria borealis R. F. Thorne, Larry E. DeBuhr, C. W. Tilforth 1972-9-20 42329 Plumas Butterfly Valley Botanic Area: Partly in Plumas National Forest. 1159 Comment
  SEINET13709989  Glyceria borealis Lowell William Ahart, Lowell William Ahart 2001-1 9189 Plumas 3/4 Mi. NE of Chester, Last Chance Marsh (T28N, R7E, sec 4, NE 1/4) 4500 Ft. 1372 Comment
  CAS-BOT-BC282693  Glyceria elata Lowell Ahart 1978-9-13 s.n. Plumas Along Bird Creek west of Pilot Pk. 2000 Comment
  CAS-BOT-BC282696  Glyceria elata L. P. Janeway 1991-8-4 4123 Plumas Meadow along Road 111 (Beckwourth-Genesee Road) 1.1 mi west of road to Bagley Pass, 1/2 mi south of Red Clover Creek at west end of Red Clover Valley, Beckwourth Ranger District, Plumas National Forest 1691 Comment
  CAS-BOT-BC282703  Glyceria elata John Thomas Howell; Walter Knight; Irja Knight 1966-7-28 1501 Plumas Along road at Fern Glen, Butterfly Botanical Area and Vicinity 1097 Comment
  UCD66837  Glyceria elata John Thomas Howell 1960-7-23 35941 Plumas Lassen Volcanic National Park, Drakesbad. 1676 Comment
  CDA14048  Gnaphalium canescens subsp. thermale G. F. Hrusa, T. D. Wilfred 1996-8-1 13420 Plumas Sierra Nevada; Plumas National Forest. ~ 1/4 mi. S of intersection of USFS 24N42 & 24N66, approx. 1 mi. S of Brady's Camp. Comment
  CAS-BOT-BC307384  Gnaphalium palustre Walter Knight; Irja Knight; John Thomas Howell 1966-7-27 1406 Plumas Pond reservoir to the southwest, Butterfly Botanical Area and Vicinity 1097 Comment
  CHSC62094  Gnaphalium palustre L. P. Janeway 1993-8-14 4528 Plumas Plumas National Forest. Along Road 24N29Y, ca 0.2 mi north of Haskins Creek and ca 1.6 mi southeast of Bucks Lake. Edge of dirt road adjacent to a seep. 1691 Comment
  CHSC81347  Gnaphalium palustre Lowell Ahart 2001-9-18 9273 Plumas On the wet strand of the south end on the pond, Butterfly Valley, about 5 miles (air) northwest of Quincy. 1104 Comment
  SBBG104016  Gnaphalium palustre W. Knight, I. Knight 1966-6-19 1359 Plumas near pond reservoir, Butterfly Valley 1097 Comment
  RSA59685  Gnaphalium palustre E. K. Balls 1950-9-9 15752 Plumas West of Lakes Center Public Campground at south end of small lake. 2043 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
  CHSC34325  Gratiola neglecta L. Ahart 1981-9-6 3115 Plumas On a sandbar along Indian Creek, ca. 1/2 mi se of the jct of Hwy 89 and Arlington Rd, ca. 1.5 mi se of Crescent Mills. 1200 Comment
  CAS-BOT-BC304929  Grindelia hirsutula John Thomas Howell 1959-9-21 34826 Plumas Greenville 1088 Comment
  CAS-BOT-BC494138  Grindelia squarrosa William Harnach 2000-8-23 992 Plumas Sierra Valley. Intersection of Dyson Lane and Hwy 49 1496 Comment
  CDA14725  Hackelia amethystina G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-24 3251 Plumas 2.5 miles southeast of Mt Hough summit, 0.4 mile northwest of China Grade Road (to Taylorsville). 1798 Comment
  RSA8555  Hackelia californica Elmer I. Applegate 1929-6-22 5820 Plumas Near Lee s Camp, Warner Valley, Mt. Lassen region. Comment
  JEPS67927  Hackelia micrantha R. H. Platt 1891-1 Plumas Big Meadows Prattville; The Sierras Comment
  JEPS55561  Hackelia nervosa Esther C. Fritz 1933-7-4 Plumas on summit & slopes Spanish Peak 2133 Comment
  RSA239301  Hastingsia alba Robert F. Thorne, Larry E. DeBuhr, C. W. Tilforth 1972-9-20 42347 Plumas Butterfly Valley Botanic Area: Partly in Plumas National Forest; near Darlingonia Bog 1174 Comment
  CAS-BOT-BC508338  Hastingsia alba A. A. Heller; P. B. Kennedy 1907-7-12 8821 Plumas Grade between Greenville and Prattville Comment
  CAS-BOT-BC508342  Hastingsia alba Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1657 Plumas Sweetwater Meadow, Buterfly Botanical Area and Vicinity 1127 Comment
  JEPS26737  Hastingsia alba P. C. Hutchison 1961-6-9 2123 Plumas 1.8 mi above Rich Bar ((as measured from junction of side road to Rich Bar), [Probably Kellogg Creek], along road [US Alternate 40], Feather River Canyon); Feather River Canyon 762 Comment
  CHSC36392  Hazardia whitneyi Kirsten Tarp 1981-8-2 59 Plumas Eagle Rocks, ca. 30 mi ne of Chico. 2151 Comment
  CHSC84974  Hazardia whitneyi var. whitneyi Lowell Ahart 2003-10-17 10651 Plumas On the south side of the Pacific Crest Trail, about 1/2 mile northeast of Humboldt Peak, about 1 mile east of Humboldt Summit, about 8 miles (air) northeast of Butte Meadows. 2133 Comment
  UC86662  Hazardia whitneyi var. whitneyi Mrs. R. M. Austin 1880-1 Plumas Big Meadows Mt. Dyer, Big Meadows Comment
  CHSC45005  Helenium bigelovii Lowell Ahart 1979-8-16 2014 Plumas In a bog, about 100 yards east of Ohio Ravine, east of the dirt road, about 2 1/4 air miles south of Grizzly Mountain. 1767 Comment
  JEPS29573  Helenium bigelovii John Thomas Howell 1960-7-18 35532 Plumas Drakesbad Lassen Volcanic National Park, Drakesbad 1676 Comment
  RSA59675  Helenium bigelovii E. K. Balls 1950-9-9 15745 Plumas West of Lakes Center Public Campground at south end of small lake. 2043 Comment
  CAS-BOT-BC314793  Helianthella californica var. nevadensis Alice Eastwood 1927-6-13 14555 Plumas Forest Lodge, Greenville, United States Forest Reserve Comment
  CDA18692  Helianthella californica var. nevadensis G. D. Barbe, T. C. Fuller 1982-6-15 3699 Plumas Sierra Nevada; 0.8 mi W of junction of road to Red Hill Lookout and road to Cherry Hill (USFS Rd 26N22F); 3.3 miles E of Red Hill Summit, Plumas National Forest. 1493 Comment
  CAS-BOT-BC314796  Helianthella californica var. nevadensis David D. Keck 1932-7-3 1651 Plumas South of town, Quincy, Northern Sierra Nevada 1219 Comment
  RSA164327  Helianthella californica var. nevadensis Clare B. Hardham 1960-6-15 7400 Plumas Between Taylorsville and Engel mine. 1220 Comment
  CAS-BOT-BC315015  Hemizonella minima John Thomas Howell; Gordon H. True; Walter Knight; Irja Knight 1967-6-12 1962 Plumas Trestle Glen, Butterfly Botanical Area and Vicinity 1112 Comment
  CHSC82467  Hemizonella minima Lowell Ahart; John Dittes, Josephine Guardino 2002-7-2 9819 Plumas On the bottom of the water holding pond, about 150 yards north of Forest Road 22N94, on Hartman Bar Ridge, about 1 mile (air) southwest of Franklin Hill, about 4 1/2 miles (air) northwest of Tamarack Flat, about 9 miles (air) northwest of La Porte. 1597 Comment
  UCD114968  Hesperis matronalis John Thomas Howell; Gordon H. True 1967-7-11 43380 Plumas Meadow at 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
  CHSC116184  Heterocodon rariflorum Lowell Ahart 2015-7-4 20282 Plumas About 150 yards south of the paved road by Tamarack Flat, about 1/2 mile wet of the intersection of Lumpkin Ridge Road and road to Tamarack Flat, about 1-1/2 miles (air) northwet of Little Grass Valley Reservoir. 1712 Comment
  CHSC82450  Heterocodon rariflorum Lowell Ahart; John Dittes, Josephine Guardino 2002-7-2 9820 Plumas On the bottom of the water holding pond, about 150 yards north of Forest Road 22N94, on Hartman Bar Ridge, about 1 mile (air) southwest of Franklin Hill, about 4 1/2 miles (air) northwest of Tamarack Flat, about 9 miles (air) northwest of La Porte. 1597 Comment
  RSA0035830  Heterocodon rariflorum Lowell A. Ahart 2008-8-14 15209 Plumas About 150 yards northeast of the good logging road (Forest Road 22N68), west of the South Fork of the Feather River, about 1/2 mile southwest of the Feather Fork Mine, about 1 mile northeast of Little Grass Valley Reservoir. 1600 Comment
  UCD22410  Heterotheca A. M. Shapiro 2001-8-1 s.n. Plumas Heriot Lane, Sierra Valley. In high desert, near roadside. 1524 Comment
  CAS-BOT-BC310922  Heterotheca villosa John Thomas Howell 1977-8-11 52713 Plumas Bottom of Frenchmans Reservoir on east side near Big Cove 1706 Comment
  CHSC81102  Heterotheca villosa var. minor Lowell Ahart 2001-8-29 9269 Plumas On the west side of Little Last Chance Creek, on the strand of Frenchman Lake. 1700 Comment
  JEPS2434  Heterotheca villosa var. minor W. L. Jepson 1918-8-16 8022 Plumas Genesee Valley 1097 Comment
  SEINET5708822 Image available Heterotheca villosa var. minor Lowell E. Urbatsch, Vesna Karaman, Castro 2000-1 7716 Plumas Chilcoot. Collected along Road 70, at Chilcoot.; Chilcoot 1544 Comment
  CAS-BOT-BC424168  Heuchera micrantha var. erubescens Walter Knight; Irja Knight 1966-9-12 1750 Plumas Mouth of Butterfly Creek Comment
  CAS-BOT-BC425152  Heuchera rubescens Ella Dales Cantelow 1941-5-18 3518 Plumas 1 1/2 mi. w. of Johnsville on rd. to Gibsonville 1615 Comment
  CAS-BOT-BC424327  Heuchera rubescens Mrs. H. C. Cantelow 1941-5-18 s.n. Plumas 1 1/2 miles west of Johnsonville on road to Gibsonville 1524 Comment
  RSA0066261  Heuchera rubescens var. alpicola E. K. Balls 1950-9-1 15593 Plumas Above trail going S around lake, E of Long Lake. 2134 Comment
  CAS-BOT-BC319620  Hieracium albiflorum John Thomas Howell 1960-7-19 35709 Plumas Drakesbad, Lassen Volcanic National Park 1828 Comment
  RSA59694  Hieracium albiflorum E. K. Balls 1950-9-9 15764 Plumas 1.5 miles along trail from Lakes Center Public Campground to Long Lake outlet. 2073 Comment
  JEPS28593  Hieracium greenei George W. Gillett 1957-7-13 775 Plumas growing on talus slope below Sifford Lakes (along direct route to the Devils Kitchen); Lassen Volcanic National Park 2057 Comment
  UCD115122  Hirschfeldia incana John Thomas Howell; Gordon H. True 1968-6-10 44541 Plumas Quincy. 1036 Comment
  CAS-BOT-BC289225  Holcus lanatus David D. Keck 1944-7-8 5425 Plumas 1 mile N. of Quincy, across Spanigh Creek 1066 Comment
  SEINET10894187  Holcus lanatus Mary Susan Taylor 1982-8-12 Taylor 4980 Plumas T22N R12E nw 1/4 ne 1/4, sec. 14. Blairsden quad. Along Denton Creek between 516 & Hwy 70, 1 mile of Blairsden. Mixed Evergreen Forest with Pycnanthemum californicum, Mimulus guttatus. 1433 Comment
  UC1128014  Holodiscus discolor F. W. Embree 1934-6-21 116 Plumas Penstock above Storie (Plumas National Forest); , Penstock 1478 Comment
  CAS-BOT-BC152720  Holodiscus microphyllus var. microphyllus Robert J. Weatherby 1950-8-11 1516 Plumas Mt. Elwell, Lakes Basin Area 2377 Comment
  CHSC75570  Hordeum brachyantherum subsp. brachyantherum G. F. Hrusa; B. Smith, T. D. Wilfred 1996-7-16 13269 Plumas Sierra Nevada. Plumas National Forest. Adjacent to Bull Run Creek off USFS 23N12E. [Original lat./long. on label is '39 54 N; 120 38 W']. 1950 Comment
  UCD85415  Hordeum brachyantherum subsp. brachyantherum Lewis S. Rose 1968-6-10 68084 Plumas Quincy. 1036 Comment
  CAS-BOT-BC284649  Hordeum brachyantherum subsp. brachyantherum John Thomas Howell 1960-7-18 35511 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  CDA12147  Horkelia fusca subsp. parviflora G. F. Hrusa, J. Dinsdale 1989-6-27 7220 Plumas Sierra Nevada; North shore of Bucks Lake. Comment
  UC185647  Horkelia fusca subsp. tenella Mrs. R. M. Austin Aug 1896 388 Plumas Warner Valley Comment
  CAS-BOT-BC143430  Horkelia fusca var. brownii John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-23 54141 Plumas 1/4 mile west of Round Valley Resrvoir Dam 1371 Comment
  CAS-BOT-BC143989  Horkelia fusca var. tenella John Thomas Howell; H. Keith Wagnon 1980-5-27 53632 Plumas About 2 miles northwest of Almanor 1389 Comment
  JEPS44534  Horkelia tridentata W. L. Jepson 1927-6-23 12314 Plumas Lower end Warner Creek Valley 1584 Comment
  OBI76973  Horkelia tridentata subsp. flavescens Anthony Baniaga 2011-7-26 467 Plumas Lassen Natl Forest. Hairpin turn of F.S. 10, 1/2 mi NW of rock Spring. Red Cinder quad T29N R7E sec 2 NW of SW 1817 Comment
  RSA74360  Horkelia tridentata subsp. flavescens Milo S. Baker 1952-5-24 12437 Plumas Hwy 89 in canyon S of Lake Almanor Dam Comment
  CAS-BOT-BC538237  Horkelia tridentata var. flavescens Alice Eastwood 1927-6-15 14605 Plumas United States Forest Reserve, Long Valley trail Comment
  CAS-BOT-BC536283  Horkelia tridentata var. tridentata L. S. Rose 1931-4-14 s.n. Plumas Woodleaf Comment
  HSC98314  Hosackia oblongifolia H. E. Parks, S. T. Parks Jun 1928 239 Plumas Lassen National Park, Drakesbad 1738 Comment
  JEPS3229  Hydrophyllum occidentale John Warren Duffield 1937-5-24 Plumas near Quincy Q Comment
  UCD107450  Hypericum anagalloides Tim Kuhn 2006-6-30 22 Plumas north of Lake Davis at Old House Meadow. Comment
  UC1586469  Hypericum formosum var. scouleri Vernon H. Oswald and Lowell Ahart 1991-7-30 4779 Plumas 5.2 mi. (odometer) n.e. Humbug Summit (between Humbug Summit and Humbug Valley, Humbug Rd. at Grizzly Creek) 1777 Comment
  UCD147791  Hypericum scouleri Allyson Ayalon; Lucie Jerabkova 2012-8-1 144 Plumas Plumas County. Antelope Lake vacinity. 1524 Comment
  CAS-BOT-BC401434  Hypericum scouleri David D. Keck 1932-7-3 1672 Plumas Quincy, in the Northern Sierra Nevada. Along the road to Lake Almanor 1065 Comment
  SEINET11256996  Idahoa scapigera W. Harnach, N. Harnach 1989-3-29 005 Plumas Sierra Valley, Approx 1.25 miles N of the Sierra/Plumas Co. line on Co. Rd. A-23, hillside N of the Barry corrals. 1524 Comment
  UC1123689  Ipomopsis aggregata D. Axelrod 1934-6-12 39 Plumas 1/2 mi s Fowler Peak; Plumas National Forest, Downieville Quad. 1737 Comment
  CAS-BOT-BC135730  Iris hartwegii Walter Knight; Irja Knight 1966-6-19 1633 Plumas Butterfly Botanical Area and Vicinity, along roadside little past Sweetwater Meadow en route to Quincy. 1097 Comment
  CAS-BOT-BC135743  Iris hartwegii M. S. Taylor 1982-5-27 4543 A Plumas Under pines on e side of Dixie Canyon rd (204), 0.5 mi n of its jct with Hwy 89 at Maccasin. 1158 Comment
  JEPS88859  Iris hartwegii subsp. pinetorum Carol A. Wilson 1992-5-18 92 -ph23 Plumas 6.5 mi before Canyon Dam (near Greenville, e of Lake Almanor on Hwy 89) 1097 Comment
  RSA135921  Iris tenuissima Lee W. Lenz 1954-5-8 19137 Plumas 5 miles from Caribou, on road to Lake Almanor 1067 Comment
  SJSU13909  Iris tenuissima N. A. Hopkins 1987-6-3 1390 Plumas near summit of Red Hill between E branch of N Fork of Feather River & N Fork of Feather River Comment
  JEPS127220  Isoetes howellii Lowell Ahart 2016-8-30 21320 Plumas About 100 yards west of the Pacific Crest Trail on Bunker Hill Ridge, about 1 1/2 miles (air) southeast of Pilot Peak. Comment
  CAS-BOT-BC137405  Ivesia aperta David D. Keck; Gustafsson 1938-8-9 4901 Plumas Beckwith (Beckwourth), Sierra Valley, 0.5 m. E. of town 1500 Comment
  CDA19272  Ivesia aperta var. aperta G. D. Barbe, T. C. Fuller 1982-6-17 3837 Plumas Plumas National Forest; East shore Frenchman Lake at the parking lot; Crystal Fishing Access. 1706 Comment
  JEPS87538  Ivesia aperta var. aperta Diane Mastalir 1993-7-14 Plumas Meadowview Y (jct of FS Road 25N11 and Plumas County Road 101), 50 m NW of Plumas Forest, Milford Ranger District 1828 Comment
  CHSC59925  Ivesia baileyi L. P. Janeway; Garrett Gibson 1992-7-22 4272 Plumas Plumas National Forest. 0.25 mi east of the top of Horton Ridge, across the ridge from the southeast fork of Horton Canyon. 1996 Comment
  CAS-BOT-BC137436  Ivesia baileyi var. baileyi James R. Shevock 1985-7-6 11316 Plumas Plumas National Forest, Little Last Chance Creek on road to Frenchman Reservoir Comment
  RSA530030  Ivesia baileyi var. baileyi D. W. Taylor, Glenn Clifton 1990-6-25 11172 Plumas Little Last Chance Creek, downstream 0.6 mile form Frenchman Flat Reservoir Comment
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  CAS-BOT-BC142393  Ivesia sericoleuca Ethel Crum 1937-8-6 1944 Plumas Sand flat one mile south-southwest of Beckwith, Sierra Valley Comment
  CHSC84532  Ivesia sericoleuca John Dittes 2003-8-8 2003 -89 Plumas Northern High Sierra Nevada; northwest edge of Sierra Valley, ca. 5.7 air-miles southeast of Portola, ca. 3.4 air-miles south of Beckwourth, ca. 0.9 air-mile north of Dyson Lane. At east edge of Beckwourth-Calpine Road (A23). 1488 Comment
  CAS-BOT-BC109967  Juncus Lowell Ahart 1976-7-7 s.n. Plumas Sierra Nevada. At camp on Cold Water Creek. 1524 Comment
  CHSC81173  Juncus bufonius var. bufonius Lowell Ahart 2001-8-29 9248 Plumas On the bottom of Little Last Chance Creek, on the strand of Frenchman Lake. 1700 Comment
  CHSC99828  Juncus bufonius var. bufonius Lowell Ahart 2008-7-9 15064 Plumas Edges of a small pond, south of the road, about 1/2 mile northwest of the dam at Little Grass Valley Reservoir, about 4 miles (air) northwest of La Porte. 1689 Comment
  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
  CHSC116365  Juncus dubius Sara M. Taylor; Scott Batiuk 2012-7-31 51 Plumas Plumas National Forest. Drosera Pond. From Quincy, head west on Hwy 89, right/north on Hwy 422 toward Smith Lake, left/west on 25N20. Continue west on 25N57, left/west on 25N59. UTM zone 10, 4428806 N, 660224E. 1610 Comment
  RSA795664  Juncus dudleyi L. Ahart 2012-7-1 18256 Plumas West edge of Caribou Road, about 20 yards south of the stream, about 4 air miles northeast of Belden. 807 Comment
  CHSC52749  Juncus effusus subsp. pacificus L. P. Janeway 1990-8-29 3845 Plumas Plumas National Forest. Ca 0.1 mi W of Paradise Cr ca 3/4 mi S of Little Grizzly Cr. Between marshy area and dirt road. 1905 Comment
  RSA201266  Juncus effusus subsp. pacificus J. T. Howell 1959-9-22 34857 Plumas Lassen Volcanic National Park: Drakesbad. 1677 Comment
  CHSC52560  Juncus ensifolius L. P. Janeway 1989-6-30 3433 Plumas Plumas National Forest. Along Crocker Cr, ca 0.6 mi N of Crocker Mdw and Crocker Station; near the Beckwourth-Genesee Rd (rd 111) 7.1 mi N of Beckwourth. 1722 Comment
  RSA0118632  Juncus ensifolius Lowell A. Ahart 2014-8-24 19735 Plumas On the west side of the dirt road, about one mile north of the bridge across the South Fork of the Feather River and the northeast part of Little Grass Valley Reservoir, about 5 miles (air) north of La Porte. 1563 Comment
  SJSU14270  Juncus hemiendytus var. hemiendytus N. A. Hopkins 1989-6-7 1511 Plumas Crocker Meadow on W side Beckwourth-Genesee Rd c. 4 mi N of Beckwourth 1524 Comment
  CHSC100350  Juncus howellii Lowell Ahart 2008-8-13 15188 Plumas On the north side of Kenzie Ravine, on the east side of the road, about 1/2 mile east of Little Grass Valley Reservoir, about 4 miles (air) northeast of La Porte. 1598 Comment
  JEPS116015  Juncus howellii Lowell Ahart, John Dittes 2009-8-28 16355 Plumas On the north side of Forest Service Road 27N98, headwater of Clear Creek, about 2.0 miles (air) north of Butt Valley Reservoir Dam, about 3 miles (air) southwest of Lake Almanor Reservoir Dam 1476 Comment
  RSA95511  Juncus howellii J. T. Howell 1951-6-27 27580 Plumas McRae Meadow. 1982 Comment
  CHSC41498  Juncus luciensis Barbara Ertter; Jeffrey Strachan 1980-7-31 3885 Plumas West end Dixie Valley just east of Beckwourth-Milford Road, Plumas National Forest. 1706 Comment
  CDA28694  Juncus macrandrus L. Ahart 2008-8-14 15213 Plumas About 100 yards north of the paced road, about 1/4 mile west of the bridge where the South Fork of the Feather River flows into Little Grass Valley Reservoir, about 4 1/2 miles (air) north of La Porte. Elevation: 5240 (GPS) feet. 0 Comment
  JEPS114940  Juncus macrandrus Lowell Ahart 2008-8-14 15213 Plumas Meadow (swamp, bog), about 100 yards north of the paved road, about 1/4 mile west of the bridge where the South Fork of the Feather River flows into Little Grass Valley Reservoir, about 41/2 miles (air) north of La Porte 1597 Comment
  CDA13976  Juncus nevadensis G. F. Hrusa 1996-8-2 13440 Plumas Sierra Nevada; SW base of ridge between Argentine & Taylor Rocks, 1 mi. NW of Argentine Rock. . Comment
  CHSC92199  Juncus nevadensis Lowell Ahart; John Dittes 2005-9-20 12428 Plumas On the west shore of Mud Lake, about 1/2 mile northeast of Eisenheimer Peak, about 3/4 mile south of Wilcox Valley. 2029 Comment
  JEPS115918  Juncus nevadensis Lowell Ahart, John Dittes 2009-7-27 16191 Plumas On dry soil, about 20 yards north of the poor dirt road, about 10 yards north of a small pond, headwaters of Grizzly Gulch, 2.1 miles (air) northeast of Butt Valley Reservoir Dam 1479 Comment
  RSA716694  Juncus nevadensis L. Ahart, John Dittes 2005-9-20 12428 Plumas On the west shore of Mud Lake, about 1/2 mile northeast of Eisenheimer Peak, about 3/4 mile south of Wilcox Valley. 2030 Comment
  RSA95510  Juncus nevadensis J. T. Howell 1951-6-27 27596 Plumas McRae Meadow. 1982 Comment
  CHSC108028  Juncus orthophyllus L. P. Janeway; B. Castro 2011-10-2 10752 Plumas Northern High Sierra Nevada. North side of Little Grass Valley Reservoir about 5.8 air km north of La Porte; southeast edge of a knoll that trends southward to the lake; about 5-10 m above high water line. 1542 Comment
  UCD108049  Juncus orthophyllus Tim Kuhn 2006-6-21 83 Plumas adjacent to Crocker Guard Station. Comment
  UCR123673  Juncus orthophyllus George K. Helmkamp, Elizabeth Helmkamp 2001-7-7 6883 Plumas Sierra Nevada Mountains, Calif. Hwy 36, 4.3 mi SW of its junction with Calif. Hwy 89, vicinity of Lake Almanor 1463 Comment
  UC367019  Juncus oxymeris unknown Jul 1875 478 Plumas Indian Valley, n California Indian Valley Comment
  CHSC21695  Juncus parryi F. T. Griggs; A. Pass 1975-7-13 179 Plumas Gold Lake. Comment
  CDA13854  Juncus saximontanus G. F. Hrusa, T. D. Wilfred 1996-8-2 13459 Plumas Sierra Nevada; E side of Fells Creek immed. upstream from USFS 23N22 crossing. Comment
  JEPS114806  Juncus saximontanus Lowell Ahart 2008-8-13 15160 Plumas West edge of La Porte Road, west of East Branch Creek, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte 1613 Comment
  CHSC103147  Juncus tenuis Lowell Ahart; John Dittes 2009-9-7 16390 -C Plumas Below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam. 1591 Comment
  JEPS122086  Juncus tenuis Lowell Ahart 2014-8-26 19789 Plumas On the south side of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. Comment
  CHSC53025  Juniperus occidentalis subsp. australis L. P. Janeway 1989-6-23 3389 Plumas Upper slope overlooking Crocker Mdw from the east. Beckwourth Ranger District. 1874 Comment
  CHSC25748  Kalmia polifolia subsp. microphylla John Steiner 1977-6-15 75 Plumas Lassen Volcanic National Park. 0.5 km n King's Creek and 2.3 km e Lake Helen. 2292 Comment
  CAS-BOT-BC235660  Keckiella breviflora var. glabrisepala Mrs. H. C. Cantelow 1949-6-10 1 Plumas Feather River Canyon Comment
  NY790329  Keckiella lemmonii F. W. Pennell 1940-6-11 25808 Plumas Route 89. 7 miles south of Greenville 1188.7 Comment
  UC335594 Image available Keckiella lemmonii J. G. Lemmon Sep 1874 Plumas near Quincy; ; near Quincy Comment
  CHSC53067  Kelloggia galioides L. P. Janeway 1989-6-23 3394 Plumas Plumas National Forest. Along rd 24N45Y ca 0.1 mi E of N end of Crocker Mdw. 1752 Comment
  CHSC91939  Kelloggia galioides Lowell Ahart; Josephine Guardino 2005-8-9 12276 Plumas Sides of a deep depression (mining?) in a small drainage that runs into Fant Creek, west of the meadow, about 250 yards southwest of Fant Creek and the corral, north of Forest Road 27N09, about 6 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1597 Comment
  RSA59348  Kelloggia galioides E. K. Balls 1950-9-2 15625 Plumas Road to Mt. Ingalls Lookout after leaving road from Ramelli to Walker Mine. 2104 Comment
  CHSC118699  Kyhosia bolanderi Chelsea Morgan 2015-6-28 2015021 Plumas Plumas National Forest. Location near Moonlight Valley, south of Forest Service road 28N30B, northwest of 28N30B1 UTM 688739 E, 4455754 N, NAD83 Zone 10N. 1800 Comment
  CHSC66698  Lactuca canadensis Vernon H. Oswald; Lowell Ahart 1996-8-1 8136 Plumas Old Haun Rd. (Forest Rt. 201) on the S slope of Dyer Mtn. at a drainage ca. 0.9 mi W of Hauns Mdw., SSE of Dyer Mtn. Lookout, N of Hwy. 89, E of Lake Almanor, NW of Greenville. 1463 Comment
  CHSC66900  Lactuca serriola Lowell Ahart 1996-10-10 7706 Plumas On the west side of the dirt road, at Turkey Town, about one mile west of Blue Nose Mountain, about 2 miles east of Pilot Peak. 1676 Comment
  CAS-BOT-BC340601  Lactuca serriola John Thomas Howell 1961-9-22 36813 Plumas Greenville 1088 Comment
  RSA233729  Lagophylla ramosissima R. F. Thorne, C. W. Tilforth 1969-9-6 39229 Plumas S of Feather River, 1 mile SW of Beckwourth. 1357 Comment
  CAS-BOT-BC341567  Lagophylla ramosissima Janet Jones 1980-7-14 196 Plumas Around Layman near Blairsden, Plumas National Forest 1280 Comment
  UCD38330  Lathyrus brownii Beecher Crampton 1954-5-10 1868 Plumas 1 mile west of Portola. 1470 Comment
  UCD67365  Lathyrus latifolius Leslie Goldberg 1992-5-16 6 Plumas Caribou, Caribou Road, along north fork Feather River, found in full sun, damp soil, and15' slope in riparian thicket at river's edge. Growing in loam with Douglas fir, Quercus chrysolepis, and maples. Glabrous perennial from rootstocks, stems broadly winged, 2 m tall, pink flowers. Common. 853 Comment
  SEINET10940069  Lathyrus nevadensis Mary Susan Taylor 1982-6-16 Taylor 4679 Plumas T24N R10E nw/sw sec 33. Spring Garden quad. Mixed Evergreen Forest; on rdcut, n side of 24N26, 0.5 mi w of its jct with Quincy-LaPorte Rd, ca. 3 mi se of Quincy. 4500 ft. 1372 Comment
  CAS-BOT-BC205059  Lathyrus sulphureus A. A. Heller; P. B. Kennedy 1907-7-12 8826 Plumas Between Taylorville and Crescent Mills Comment
  CAS-BOT-BC205070  Lathyrus sulphureus John Thomas Howell 1961-6-21 36696 Plumas Greenville 1097 Comment
  SD8716  Lathyrus sulphureus R. M. Austin 1879-1 Plumas Big Meadows Comment
  SEINET10872155  Layia glandulosa Mary Susan Taylor 1982-5-19 Taylor 4481 Plumas T23N R14E se/nw sec 32. Portola quad. Sandy open slope on w facing ridge, ca. 1.5 mi e of Portola. 5600 ft. 1706 Comment
  SEINET10466001  Lemna minuta Mary Susan Taylor 1981-7-13 Taylor 4003 Plumas 6300 ft. T25N R16E ne/sw sec 31, Frenchman Lake quad; at spring, S side of spur rd ca. 0.5 mi N of Lookout Creek, ca. 1 mi N of 28N11, ca. 1.5 air mi NW of N tip of the Lake, ca. 15 air mi N of Chilcoot. 1920 Comment
  JEPS106328  Lemna trisulca Lowell Ahart, John Dittes, Josephine Guardino, Robert Schlising 2004-6-14 11067 Plumas In a very small stream, in a large meadow, on the south side of the dirt road (Forest 24N10), about 1/4 mile west of Cow Creek, west of Lake Davis, about 9 1/4 miles northeast of Slote 1796 Comment
  SBBG119742  Lemna trisulca L. Ahart with J. Dittes, J. Guardino, R. Schlising, S. Chamberlain 2004-6-14 11067 Plumas S side of Forest Rd 24N10, ca. 0.25 mi W of Cow Crk, W of Lake Davis, ca. 9.25 mi NE of Sloat 1796 Comment
  UCD138201  Lemna trisulca Herbert L. Mason 1955-7-30 14638 Plumas near Chester. Comment
  JEPS105986  Lepidium campestre Lowell Ahart, Josephine Guardino 2004-5-24 10949 Plumas Old logging road, about 150 yards north of the railroad, Greenhorn Creek, and Highway 70, about 3/4 mile west of Squirrel Creek, about 7 miles (air) southeast of Quincy 1208 Comment
  JEPS106016  Lepidium campestre Lowell Ahart, Josephine Guardino 2004-5-24 10949 Plumas Old logging road, about 150 yards north of the railroad, Greenhorn Creek, and Highway 70, about 3/4 mile west of Squirrel Creek, about 7 miles (air) southeast of Quincy 1208 Comment
  SEINET11280622  Lepidium perfoliatum W. Harnach, N. Harnach 2004-4-24 1159 Plumas Sierra Valley, Maddelena Ranch of Feather River Land Trust, to the W of the corrals, on County Road A-24, 1.7 miles S of Hwy 70. 1484 Comment
  UC569998  Lepidium perfoliatum E. Sawyer 1935-6-10 86 Plumas 2.5 mi ssw Sugarloaf; Sierraville Quad. 1493 Comment
  CAS-BOT-BC12822  Lepidium perfoliatum W. Harnach; N. Harnach 1989-6-17 148 Plumas SIerra Valley. Approximately 200 feet west of the steel bridge on Marble lane. 1487 Comment
  CDA18473  Lepidium virginicum var. pubescens G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-24 3219 Plumas Sierra Nevada; 1.0 mile south of junction of Mt. Hough-Crystal Lake Road with China Grade Road (road to Taylorsville). Rhinehart Meadow. 1676 Comment
  CHSC70029  Leptosiphon bolanderi L. P. Janeway 1997-5-7 5106 Plumas East side of Red Clover Creek at 'Drum Bridge' 2.7 mi southeast of Indian Creek. Flat above the creek. 1225 Comment
  CHSC36867  Leucanthemum vulgare M. S. Taylor 1982-6-24 4753 Plumas Roadbank, n side of ridge at entrance to Gansner Park from Hwy 70, Quincy. 1066 Comment
  CAS-BOT-BC342088  Leucanthemum vulgare David D. Keck 1932-7-3 1622 Plumas Along the road (to Lake Almanor). Quincy, in the Northern Sierra Nevada 1065 Comment
  CHSC32046  Leucothoe davisiae L. Ahart 1974-10-1 653 Plumas N of Pilot Peak on w part of Buzzards Roost Ridge, 1 mi n of Onion Valley. 1981 Comment
  SEINET10907246  Leucothoe davisiae Mary Susan Taylor 1974-7-3 Taylor 293 A Plumas Butterfly Valley Botanical Area, ca. 10 mi NW of Quincy on Hwy 70. Associates: Drosera rotundifolia, Darlingtonia californica. 1219 Comment
  UC125622  Leucothoe davisiae R. M. A. Sept 1896 448 Plumas n of Tumey Comment
  CAS-BOT-BC233779  Lewisia cantelovii Ella Dales Cantelow 1941-5-25 4210 Plumas Feather River Canyon 3.2 mi. W. of Belden, State Hwy 24 Comment
  CAS-BOT-BC233816  Lewisia cantelovii M. S. Taylor 1981-8-20 4233 Plumas South side of Caribou Road, 0.1 mile north of its jct with Hwy. 70, ca. 1.5 miles northeast of Belden 731 Comment
  UCD101589  Lewisia cantelovii Jack Major 1966-7-10 s.n. Plumas Feather River Canyon, just east of Tobin (on US Alternate 40). 609 Comment
  CAS-BOT-BC444174  Lewisia nevadensis Anna Head 1921-6-13 s.n. Plumas Lake Independence, 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-BC444567  Lewisia triphylla A. A. Heller 1915-7-7 12063 Plumas Near the summit of Soapstone ridge in the Sierra Nevada, 12 miles west of Bucks 1676 Comment
  CHSC21599  Lewisia triphylla D. E. Brink Jr.; L. M. Mayer 1975-7-16 Plumas Found along a stream. Comment
  CHSC63266  Lewisia triphylla Lowell Ahart 1994-6-15 7324 Plumas On the west side of a logging road, near the intersection of Lumpkin Ridge Road and the road to Tamarack Flat, about 1 mile (air) west of Little Grass Valley Reservoir. 1767 Comment
  RSA101482  Lewisia triphylla R. Weatherby 1955-6-26 1550 Plumas Mud Lake, Lakes Basin Area. 2195 Comment
  UC1137639  Leymus triticoides R. W. Saarni 1939-7-9 156 Plumas e Dixie Mt.; Sierraville Quadrangle, Last Chance Valley 1706 Comment
  SJSU4639  Ligusticum grayi C. W. Sharsmith 1969-6-19 7601 B Plumas Butterfly Valley c. 3 mi SW of Keddie 1066 Comment
  HSC15578  Lilium kelleyanum W. R. Rogers 1966-7-23 204 Plumas 2073 Comment
  CAS-BOT-BC509330  Lilium kelleyanum Alice Eastwood 1930-6-1 14565 Plumas United States Forest Reserve, Forest Lodge, Greenville Comment
  CAS-BOT-BC509343  Lilium kelleyanum Anna Head 1920-7-23 s.n. Plumas Near Green Lake 1920 Comment
  CAS-BOT-BC509346  Lilium kelleyanum Mrs. A. H. Rodda 1932-7-1 s.n. Plumas Gold Lake Comment
  UCD139749  Lilium pardalinum F. C. Raney 1963-6-17 s.n. Plumas 20 miles north Feather Falls, Fall River tributary of Feather River. Comment
  CHSC21664  Lilium pardalinum subsp. pardalinum D. Brink; L. Mayer 1975-7-11 Plumas Buck's Lake Forest Service Survey. Comment
  CDA14678  Lilium pardalinum subsp. shastense G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-23 3122 Plumas 2.65 miles west of Round Valley Reservoir dam. 1569 Comment
  HSC101686  Lilium washingtonianum Dillon North Davis 2013-7-1 31 Plumas 4.8 miles south of FS Road 25N17 from intersection with Highway 70 1576 Comment
  CAS-BOT-BC133085  Lilium washingtonianum subsp. washingtonianum David D. Keck 1932-7-3 1644 Plumas Hillside south of town, Quincy, in the Northern Sierra Nevada 1220 Comment
  JEPS62040  Lilium washingtonianum subsp. washingtonianum John W. Duffield 1937-7-18 Plumas above and w Meadow Valley (Schneider Creek); Schneider Creek Comment
  CHSC81155  Limosella acaulis Lowell Ahart 2001-8-28 9199 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
  JEPS102718  Limosella acaulis Lowell Ahart 2001-10-8 9307 Plumas On the sides of Boulder Creek, below the high water line of Antelope Lake, about 24 mies (air) NE of Quincy. 1522 Comment
  CDA18752  Linanthus ciliatus G. D. Barbe, T. C Fuller 1982-7-16 3765 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
  SEINET8729337 Image available Linanthus filipes Helen K. Sharsmith 1955-1 4520 Plumas East Branch of North Fork of Feather River, near Virgilia. Comment
  CDA18471  Linanthus harknessii G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-24 3227 Plumas Sierra Nevada; 1.0 mile south of junction of Mt. Hough-Crystal Lake Road with China Grade Road (road to Taylorsville). Rhinehart Meadow. 1676 Comment
  CDA19243  Linanthus harknessii G. D. Barbe, T. C. Fuller 1982-6-17 3820 Plumas Plumas National Forest; South shore of Frenchman Reservoir (Lake), 0.4 mi E of Frenchman Dam. 1706 Comment
  JEPS58440  Linanthus harknessii W. L. Jepson 1924-7-25 10646 Plumas Meadow Valley Bucks Valley Comment
  UC1101438  Lindernia dubia var. dubia Malcolm A. Nobs and S. Galen Smith 1949-8-18 1350 Plumas s end Lake Almanor Comment
  CHSC101917  Linnaea borealis var. longiflora Lowell Ahart; John Dittes 2009-7-14 16076 Plumas Edge of a steep north slope, north of Forest Service Road 26N22, about 1.9 miles (air) southeast of Seneca, about 6 miles (air) south of Lake Almanor Reservoir Dam. 1453 Comment
  JEPS127127  Linnaea borealis var. longiflora Lowell Ahart 2016-8-30 21334 Plumas About one mille northeast of Quartz Hill, about 7 miles (air) northeast of Feather Falls. Comment
  SEINET6693222  Linum lewisii W. Harnach, N. Harnach 1990-5-27 324 Plumas Sierra Valley, corner of Dyson Lane and Hwy 49 1498 Comment
  SEINET10529564  Listera convallarioides John G. Lemmon Lemmon s.n. Plumas Comment
  RSA164336  Lithophragma brevilobum Clare B. Hardham 1961-6-16 7469 Plumas Diamond Peak. 2287 Comment
  CHSC58041  Lithophragma tenellum Vernon H. Oswald 1992-6-1 4959 Plumas Lassen Volcanic National Park. Juniper Lake Rd., 0.3 mi N of the park boundary, beside a tributary of Brenner Creek. 1987 Comment
  SEINET7714129  Lithospermum californicum Unknown Plumas Meadow Valley Comment
  SEINET10870097  Lithospermum ruderale Mary Susan Taylor 1982-5-19 Taylor 4486 Plumas T23N R14E ne/nw sec 27. Portola quad. Sandy sagebrush scrub, Ramelli Ranch, ca. 1 mi w of Beckwourth. 4800 ft. 1463 Comment
  CHSC58207  Lolium perenne Vernon H. Oswald; Lowell Ahart 1992-6-22 5023 Plumas Lassen Volcanic National Park. Leveled drilling platform surrounding the well-head at Terminal Geyser. 1767 Comment
  CDA12092  Lomatium nudicaule G. F. Hrusa, G. L. Webster 1989-5-1 7017 Plumas Modoc Plateau; Hwy 70 between Vinton & Beckwourth. Comment
  UC1123038  Lomatium nudicaule E. Sawyer 1935-6-1 52 Plumas 1 3/4 mi. n.e. Hawks; Sierraville Quad. Comment
  SEINET7880165 Image available Lomatium nudicaule E. Sawyer 1935-1 134 Plumas 4 1/2 miles N.N.E. of Crow Sec. 27 T. 25N. R. 14E. Comment
  UC1552756  Lomatium nudicaule Frederica Bowcutt 1985-6-6 546 Plumas about 15 air mi NE of Quincy (0.2 mi SE of Drum Bridge; immed. N of Red Clover Creek and Beckwourth Genesee Rd.) Comment
  CAS-BOT-BC123125  Lomatium plummerae var. helleri Amos Arthur Heller 1913-6-13 10838 Plumas Near Marston Station 1066 Comment
  RSA0049614  Lomatium roseanum Dean Wm. Taylor 2012-6-7 21235 Plumas Diamond Mountains; ridgetop 1 mile east of Diamond Peak 2225 Comment
  SD6573  Lonicera conjugialis Mrs. R. M. Austin 1879-1 Plumas Comment
  RSA455704  Lonicera involucrata Anstruther Davidson 1928-7-1 s.n. Plumas Feather River. Comment
  CHSC100314  Lonicera involucrata var. involucrata Lowell Ahart 2008-7-16 15103 Plumas Along a stream 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
  RSA0035399  Lonicera involucrata var. involucrata Lowell Ahart 2008-7-16 15103 Plumas 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
  UCD19148  Lotus June McCaskill 1956-6-6 458 Plumas Lake Almanor region. Comment
  HSC100724  Lotus corniculatus Lowell Ahart, John Dittes 2009-7-14 16077 Plumas E side of F.S. Rd. 26N22 and 26N221, 2.6 (air) mi. SE of Seneca, 6.5 (air) mi. S of Lake Almanor Reservoir Dam. 1608 Comment
  CDA13432  Lotus crassifolius var. crassifolius G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13279 Plumas Sierra Nevada; Along lower Bull Run Creek off USFS 23N12E. Comment
  UC80914  Lotus crassifolius var. crassifolius Mrs. R. M. Austin Jul 1876 Plumas Mill Creek Comment
  RSA71069  Lotus nevadensis L. S. Rose 1951-6-24 51068 Plumas 9 mi. east of Quincy. 1220 Comment
  CDA13374  Lotus nevadensis var. nevadensis G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-15 13223 Plumas Sierra Nevada; at inter. of Hwy. 70 & Sloat Rd. approx. 3 m. E of Spring Garden. Comment
  CDA18564  Lotus oblongifolius G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-26 3347 Plumas Sierra Nevada; 0.75 mile northeast of Bucks Summit on Bucks Lake Road. 1600 Comment
  JEPS105486  Lotus oblongifolius Holly Forbes and Barbara Keller 2003-7-9 28 Plumas along road opposite Gold Lake Staging Area Comment
  JEPS55724  Lotus oblongifolius var. oblongifolius W. L. Jepson 1924-7-22 10625 Plumas Dogwood Creek Middle Fork Feather River 1127 Comment
  CDA32018  Lotus purshianus var. purshianus L. Ahart, J. Dittes, J. Guardino 2009-7-29 16235 Plumas Below the high water line of Lake Almanor, 1,849 feet northwest of Lake Almanor Dam. Comment
  JEPS102827  Lotus purshianus var. purshianus Lowell Ahart 2001-8-29 9261 Plumas On the bottom of Little Last Chance Creek, on the strand of Frenchman Lake. 1700 Comment
  RSA201340  Lotus unifoliolatus J. T. Howell 1960-7-18 35568 Plumas Drakesbad 1677 Comment
  UC82075  Lupinus Mrs. R. M. Austin 1875-1 Plumas near Quincy; near Quincy Comment
  CHSC55697  Lupinus albifrons var. albifrons Steven Triano 1988-4-17 66 Plumas Along n side of Hwy. 89 ca 3.3 mi n of its jct. with Hwy. 70. 1005 Comment
  UC726683  Lupinus albifrons var. albifrons A. A. Heller 1942-5-8 16455 Plumas Virgilia, along State Highway #24 Virgilia; , State Highway #24 Comment
  CHSC118701  Lupinus andersonii Chelsea Morgan 2015-6-28 2015022 Plumas Plumas National Forest. Located near Moonlight Valley, south of Forest Service road 28N30B, northwest of 28N30B1 UTM 688739 E, 4455754 N, NAD83 Zone 10N. 1800 Comment
  SBBG21929  Lupinus andersonii D. Myrick 1964-7-22 904 Plumas Drakesbad-Mineral Rd 1524 Comment
  SEINET5327645  Lupinus andersonii var. apertus M. J. Williams, Emily McPherson 1974-8-5 74 P-12 Plumas Lake's Basin, Trail from Silver Lake to Mt. Elwell. 2134 Comment
  CHSC52416  Lupinus angustiflorus L. P. Janeway 1990-7-12 3793 A Plumas Plumas National Forest. Saddle along Eureka Ridge ca 1.0 mi south of the head of Bear Cr. 2118 Comment
  SEINET10871212  Lupinus angustiflorus Mary Susan Taylor 1982-7-12 Taylor 4818 Plumas T22n,r11e,sec.21 e 1/2 ne 1/4. Johnsville quad. Corolla white. Along eureka Peak road, ca 1.5 mile s of mcrae meadows turnoff, ca 6 air miles w of mohawk. Open logged area. With hackelia 2164 Comment
  CHSC110001  Lupinus arbustus B. Castro; L. P. Janeway 2006-6-4 1536 Plumas Northern High Sierra Nevada. South side of Squaw Valley, ca 300 ft N of jcn of McReynolds Valley Road (FS Rd 25N05) and Squaw Valley Road (FS Rd 28N01). 1684 Comment
  SBBG3538  Lupinus arbustus H. and M. Dearing 1939-5-9 3316 Plumas Blairsden Comment
  UC1481927  Lupinus arbustus M. L. Conrad, Dunn, LeDoux 1973-6-5 7060 Plumas 5.2 miles west of junction of Highway 70 and Meadow Valley Road in Quincy. Comment
  SEINET10940038  Lupinus arbustus subsp. silvicola Mary Susan Taylor 1982-6-21 Taylor 4710 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
  UCD106795  Lupinus argenteus var. argenteus E. W. Jameson 1949-5-6 s.n. Plumas Expt. Station in Quincy. 1097 Comment
  UC1129449  Lupinus argenteus var. heteranthus E. Sawyer 1935-6-1 55 Plumas 1 mi nw Kerby; Sierraville Quad. 1524 Comment
  CHSC52427  Lupinus argenteus var. palmeri L. P. Janeway 1990-7-4 3764 Plumas Plumas National Forest. Along road to Lunker Point; west side Frenchman Lake. 1722 Comment
  SJSU6946  Lupinus breweri C. W. Sharsmith 1975-6-17 8226 Plumas near Gray Eagle Cr 1371 Comment
  CAS-BOT-BC196670  Lupinus breweri var. breweri J. G. Lemmon 1887-9-1 s.n. Plumas Above Sierra Valley Comment
  POM220764  Lupinus caudatus M. Canby 1929-5-5 138 Plumas 15 miles west of Portola. Comment
  SEINET10906959  Lupinus caudatus Mary Susan Taylor 1982-6-28 Taylor 4754 Plumas T23N R14E nw/ne sec 27. Portola quad. Ramelli Ranch, between Calpine Rd (109), and cow pastures; s side of Hwy 70, ca. 1 mi w of Beckwourth. 4880 ft. Plumas National Forest property. 1487 Comment
  RSA60030  Lupinus confertus E. K. Balls 1950-9-1 15580 Plumas Mohawk Ranger Station, off Hwy 24 and 98 to Reno. 1372 Comment
  SEINET10870976  Lupinus confertus Charles Piper Smith 1921-7-16 Smith 3433 Plumas Taylorsville - lower indian creek bridge. Comment
  SEINET10870977  Lupinus confertus Robert F. Thorne, C. W. Tilforth 1969-9-6 Thorne 39226 Plumas Just S of Beckwourth and S of the Feather river on Co. Hwy A24. 1356 Comment
  CAS-BOT-BC215357  Lupinus dalesiae M. S. Taylor 1982-6-16 4684 Plumas Roadcut, N side of 24N13, ca. 0.1 mile E of its jct with Willow Creek Road 23N90, ca. 4 air miles SE of Quincy 1584 Comment
  CAS-BOT-BC215378  Lupinus dalesiae M. S. Taylor 1982-6-17 4689 Plumas S side of 23N44Y, 0.2-0.3 mile W of its junction with Bell Bar Creek Road (23N50Y) 1493 Comment
  CAS-BOT-BC215382  Lupinus dalesiae M. S. Taylor 1982-6-7 4616 Plumas Along spur road off Burton Gulch road along Spanish Creek, ca. 2 air miles N of Meadow Valley 1219 Comment
  CAS-BOT-BC215411  Lupinus dalesiae Lowell Ahart 1983-7-14 4193 Plumas S Fork of the Feather River, S of the Feather Fork Mine, about 1.5 miles NE of Little Grass Valley Res., about 5.5 miles N of La Porte 1750 Comment
  CDA13859  Lupinus dalesiae G. F. Hrusa, T. D. Wilfred 1996-7-23 13401 Plumas Sierra Nevada; above USFS 23N22. Approx. 2 mi. WSW Spring Garden Comment
  CHSC36199  Lupinus dalesiae M. S. Taylor 1982-7-21 4887 Plumas American Valley, on ne side of hills s of Greenhorn Creek, ca. 1.5 mi ne of Quincy. 1066 Comment
  UC1502137  Lupinus dalesiae M. S. Taylor 1982-6-3 4605 Plumas s side of Poplar Creek Rd (23N08) ca 1 mi s Sloat (0.1 mi e of bridge); Johnsville Quad., s of Sloat 1280 Comment
  SEINET10452061  Lupinus dalesiae Mary Susan Taylor 1982-6-24 Taylor 4752 Plumas T24N R9E ne/ne sec 15. Quincy quad. N side of ridge at entrance to Gansner Park from Hwy 70, Quincy. Open bare rdcut. 3500 ft. 1069 Comment
  SEINET10452063  Lupinus dalesiae Mary Susan Taylor 1982-6-16 Taylor 4680 Plumas T24N R10E swnw sec 33. Spring Garden quad. Open rdcut, along spur rd off 24N26-Thompson Creek Rd (0.2-0.3 mi from its jct), ca. 3 mi se of Quincy. Mixed Evergreen Forest; 4600 ft. 1402 Comment
  SEINET10485191  Lupinus dalesiae Mary Susan Taylor 1982-6-12 Taylor 4810 Plumas T22n r11e se1/4sw1/4 sec 4. Blue nose mt quad. Corolla yellow. On bare Cobbly phyllites around log deck at headwaters of chris creek, ca 6 mi. Nw of Mohawk. Montane coniferous forest. With erythronium purpurascens. Not as Hairy as lower elevation populations. 2012 Comment
  SEINET10973212  Lupinus dalesiae Mary Susan Taylor 1982-5-26 Taylor 4540 Plumas T24N R10E nw/nw sec 15. Spring Garden quad. W side of Quincy-LaPorte Rd, 4.1 mi n of Nelson Creek bridge, ca. 3.5 mi w of Spring Garden. 4000 ft. 1219 Comment
  UC338273  Lupinus grayi unknown 1889-5-26 Plumas Mohawk Valley Comment
  SEINET10870554  Lupinus grayi Mary Susan Taylor 1982-5-25 Taylor 4524 Plumas T23n r11e ne1/4se1/4 sec 2. Mt ingalls quad. Along n rd embankment of 23n12 And up ca 20 ft into mcdermott ravine, in sloat fire area, ca 2 mi. Ne of Sloat. 1402 Comment
  SEINET8042222  Lupinus grayi A. A. Heller, P. B. Kennedy 1907-7-13 8832 Plumas Between Taylorville and Little Grizzly Creek Comment
  SEINET10450572  Lupinus latifolius J. D. Detzer, M. Sacks 1977-7-14 Detzer 22 Plumas Corolla blue to purple and white. Plants ca 11 dm tall. Abundant on dry Gravelly soil in open area at edge of montane coniferous forest, ca 3.5 km ne Of squaw pk., On e bank of unimproved usfs road. Sec 1, t25n, r14e. 1973 Comment
  SEINET10903529  Lupinus latifolius subsp. longipes Mary Susan Taylor 1982-6-16 Taylor 4676 Plumas T24n r10e ne1/4sw1/4 sec 33. Spring garden quad. Corolla blue. N side of 24N26-thompson creek rd, ca 3 mi. Se of quincy. Moist area near creek. With Potentilla glandulosa reflexa, cornus stolonifera. 1341 Comment
  JEPS113617  Lupinus lepidus var. confertus Lowell Ahart, John Dittes 2007-6-16 14119 Plumas West of a small stream, on the south side of County Road 111 (Beckwourth Genesee Road), 10 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis 1647 Comment
  JEPS102823  Lupinus lepidus var. sellulus Lowell Ahart 2001-8-29 9267 Plumas On the west side of Little Last Chance Creek, on the strand of Frenchman Lake. 1700 Comment
  UC566148  Lupinus lepidus var. sellulus E. Sawyer 1935-6-21 132 Plumas 4 1/2 mi nne Crow; Plumas National Forest, Sierraville Quad. Comment
  UC725950  Lupinus nanus A. A. Heller 1913-6-13 10865 Plumas near Quincy; near Quincy 1066 Comment
  CHSC41191  Lupinus obtusilobus J. D. Jokerst 1984-5-14 2010 Plumas SE of Genesee Valley, S of Ward Creek. 1463 Comment
  CHSC92281  Lupinus onustus John Dittes; Josephine Guardino 2005-6-4 1145 Plumas Northern High Sierra Nevada Range; Drainage of East Branch Lights Creek; ca. 12.3 air-miles northeast of Taylorsville, ca. 5.7 air-miles southwest of Diamond Mountain, ca. 4.2 air-miles southeast of Indicator Peak; south-facing slope ca. 850' north of confluence of East Branch Lights Creek and Morton Creek, ca. 1,232' northeast of junction of FS Road 28N03 and County Road 213. 1373 Comment
  RSA104336  Lupinus onustus Marcus E. Jones 1887-6-26 s.n. Plumas Perkins Ranch, Susanville. 1463 Comment
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  SEINET10490238  Lupinus sellulus subsp. ursinus Melvin L. Conrad, Eula V. Conrad 1981-7-12 Conrad 9482 B Plumas In Meadow VAlley ca. 7 miles west of Quincy, south side of hwy. in shaded pine forest. Comment
  SEINET10490878  Lupinus sellulus var. sellulus Duane Isely, I. Isely 1971-7-13 Isely 11403 Plumas At sulphur creek, st #89, s blairsden, 15 mi. N intersection st #89 and #49. Fls pale violet; standard with eye-spot. Comment
  SFV11552  Lupinus stiversii M. L. Vincent 1964-4-8 528 Plumas Sierra Nevada 1 mile northeast of Storrie. 580 Comment
  CAS-BOT-BC436598  Luzula cascadensis John Thomas Howell 1960-7-18 35506 Plumas Lassen Volcanic National Park: Drakesbad 1828 Comment
  CAS-BOT-BC436679  Luzula comosa var. laxa Robert J. Weatherby 1955-6-26 1544 Plumas Mud Lake, Lakes Basin area 2103 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
  CHSC90290  Luzula parviflora L. P. Janeway 1994-3-24 4746 Plumas Northern High Sierra Nevada. Small tributary of South Fork Rock Creek at Deanes Valley Campground. 1298 Comment
  CHSC23614  Lychnis coronaria K. Stern 1975-7-24 Plumas E side of Lake Almanor. Comment
  CHSC113586  Lythrum portula Lowell Ahart 2014-8-24 19739 Plumas South side of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. 1533 Comment
  CHSC40636  Lythrum portula Lowell Ahart 1985-9-26 5176 Plumas Below the high water line of Little Grass Valley Reservoir, where Black Rock Creek flows into the lake, about 4 miles north-west of La Porte. 1584 Comment
  RSA0118927  Lythrum portula Lowell Ahart 2014-8-24 19739 Plumas South side of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles, (air) north of La Porte. 1533 Comment
  SJSU14472  Madia citrigracilis N. A. Hopkins 1990-8-29 1634 Plumas by Marble Hot Springs Rd, Sierra Valley 1493 Comment
  RSA699781  Madia citriodora L. Ahart, John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11153 Plumas About 1/4 mile north of Taylor Rock, about 1 mile (air) southwest of Grizzly Peak, about 5 miles (air) south of Taylorsville, about 8 miles (air) northeast of Quincy. 2140 Comment
  CAS-BOT-BC343798  Madia elegans Alice Eastwood 1927-6-17 14660 Plumas United States Forest Reserve. Long Valley Comment
  CHSC75462  Madia glomerata G. F. Hrusa; T. D. Wilfred 1996-8-1 13453 Plumas Sierra Nevada. Meadow immed. E of Brady's Camp. Pine Creek Valley, 1/2 mi. NE Argentine Rock. 2125 Comment
  JEPS114377  Madia glomerata Lowell Ahart 2008-8-13 15167 Plumas On the west side of La Porte Road, west of East Branch Creek, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte 1613 Comment
  RSA14241  Madia glomerata Daniel Cleveland 1882-7-22 s.n. Plumas Prattville Comment
  CAS-BOT-BC342855  Madia glomerata David D. Keck 1932-7-6 1715 Plumas Halfway between Prattville and Chester 1340 Comment
  CDA8269  Madia glomerata T. C. Fuller 1959-10-2 3264 Plumas Vinton. 0 Comment
  CAS-BOT-BC343266  Madia gracilis Clare B. Hardham 1975-8-2 20473 Plumas Black Mt. 2133 Comment
  CAS-BOT-BC343275  Madia gracilis John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-23 54122 Plumas Quincy 1036 Comment
  CDA17298  Madia gracilis G. F. Hrusa, P. Kerr, S. Winterton 2004-6-25 16347 Plumas Sierra Nevada; Snake Lake, 4 mi. NW of Quincy. Comment
  RSA189378  Madia gracilis L. S. Rose 1967-7-12 67170 Plumas Quincy 1037 Comment
  RSA29224  Madia gracilis Joseph A. Ewan 1934-7-19 8241 Plumas Dentens, Mohawk Valley 1616 Comment
  SEINET11601430 Image available Madia gracilis W. Harnach, N. Harnach 1990-1 399 Plumas Sierra Valley. N of Beckwourth, Genessee Road. 1585 Comment
  CAS-BOT-BC343254  Madia gracilis Joseph Andorfer Ewan 1934-7-19 8241 Plumas Dentens (Blairsden), Mohawk Valley 1615 Comment
  CAS-BOT-BC343263  Madia gracilis Lowell Ahart 1981-7-21 2967 Plumas Sutter Buttes Area. Along Cleghorn Bar Road, about 2 miles west of Pilot Peak 1900 Comment
  UCD134279  Madia gracilis Frederica Bowcutt 1985-6-6 533 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
  RSA517334  Madia minima Barbara Ertter, Gary Schoolcraft 1987-6-17 7206 Plumas Ca. 1.5 air miles N of Chester. 1372 Comment
  CAS-BOT-BC345248  Madia subspicata John Thomas Howell 1967-6-23 42695 Plumas Butterfly Valley 1036 Comment
  RSA0091377  Maianthemum stellatum Bonnie C. Templeton 1968-1 11296 Plumas [No location data on label. Possibly Trinity County.] Comment
  SD79045  Maianthemum stellatum R. Mitchel Beauchamp 1965-7-17 Plumas Growing in shady area in field subject to flooding by the Feather River, I(c) mile north of Chester. Comment
  CAS-BOT-BC140196  Malus John Thomas Howell 1959-9-21 34783 Plumas N. Fk. Feather River near Belden 701 Comment
  CAS-BOT-BC71084  Marsilea vestita John Thomas Howell 1926-7-30 2159 Plumas Prattville 1371 Comment
  UC1586018  Marsilea vestita subsp. vestita Barbara Ertter 1988-10-21 8008 Plumas ca. 1.5 mi e of Chester ( Lake Almanor, e end of causeway, on Hwy. 36, n of road) 1341 Comment
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Aug 31 2012
  SEINET10474308  Matricaria matricarioides Mary Susan Taylor 1981-5-11 Taylor 3683 Plumas T25N R12E sw/nw sec 6. Genesee Valley quad. Weeds around private home, ca. 0.5 mi S of Flournoy Bridge and jct of Hwy 89 and Beckwourth turnoff, ca. 4 air me E of Genesee. 3800 ft. 1158 Comment
  CAS-BOT-BC269219  Melica aristata Lowell Ahart 1977-7-26 1478 Plumas One-half mile below the Bunker Hill Mine. The Bunker Hill Mine is about ten miles north-east of La Porte 2000 Comment
  CAS-BOT-BC269223  Melica aristata John Thomas Howell 1960-7-17 35486 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  CAS-BOT-BC269226  Melica aristata John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-26 54379 Plumas 0.75 miles northeast of Bucks Summit on road to Quincy 1600 Comment
  CHSC107906  Melica aristata L. P. Janeway 2011-8-23 10671 Plumas Northern High Sierra Nevada. Plumas National Forest; north side of Road 22N50Y 0.7 road km east of Road 22N60; 2.4 air km east-northeast of the northeast corner of Little Grassy Valley Reservoir. Small grassy openings in north-facing slopes. 1719 Comment
  JEPS115932  Melica aristata Lowell Ahart, John Dittes 2009-7-14 16064 Plumas On dry soil, on the north side of Forest Service Road 27N92, about 1.9 miles (air) southeast of Seneca, about 6 miles (air) south of Lake Almanor Reservoir Dam 1677 Comment
  CAS-BOT-BC271098  Melica bulbosa John Thomas Howell 1951-6-28 27721 Plumas Eureka Peak 2255 Comment
  CAS-BOT-BC282092  Melica fugax Lowell Ahart 1986-7-8 5347 Plumas About 1 mile NW of Pilot Peak, ca 14 miles NE of La Porte 1981 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
  JEPS115951  Melica fugax Lowell Ahart, John Dittes, Josephine Guardino 2009-6-15 15905 Plumas About 200 yards west of Lake Almanor Dam, on the north side of the road under the pole line 1421 Comment
  CHSC80915  Melica stricta Lowell Ahart 2001-7-17 8929 Plumas Outcrops, on the south side of a logging road, south of a small branch of Butt Creek, about 2 1/2 miles (air) north of Humboldt Summit. 1828 Comment
  CAS-BOT-BC264183  Melica subulata Javier Penalosa 1962-6-19 2491 A Plumas Hwy. 40-89, +-6.2 mi. SE of Quincy 1097 Comment
  CHSC63311  Melica subulata Lowell Ahart 1994-6-17 7355 Plumas In a meadow on the east side of Sly Creek, about 1 mile north of Schwartz Meadow, about 1 mile east of Sly Creek Reservoir. 1097 Comment
  RSA201301  Melica subulata J. T. Howell 1960-7-23 35965 Plumas Dream Lake, Drakesbad 1677 Comment
  UCD88624  Melica subulata John Thomas Howell 1960-7-22 35903 Plumas Lassen Volcanic National Park. Devil's Kitchen to Drakesbad. 1676 Comment
  RSA59235  Melilotus albus E. K. Balls 1950-8-31 15538 Plumas Spanish Creek, off Hwy. 24, just north of Quincy. 1067 Comment
  CHSC102392  Mentha arvensis Lowell Ahart; John Dittes, Josephine Guardino 2009-7-21 16121 Plumas Edge of a meadow or seep, about 20 yards north 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
  UC1075661  Mentha canadensis Robert J. Weatherby 1950-7-28 1498 Plumas border Smith Lake (near Quincy); border of Smith Lake 1249 Comment
  RSA8037  Mentzelia H. A. Barker 1927-7-16 825 Plumas Mohawk 1372 Comment
  JEPS113613  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
  CHSC37656  Mentzelia laevicaulis T. B. Devine 1981-8-28 759 Plumas Beside Hwy 70 ca. 1/4 mi SW of Rock Creek powerhouse. 518 Comment
  JEPS42783  Mentzelia laevicaulis var. laevicaulis Emanuel Fritz 1924-7-25 Plumas near Twain (Western Pacific RR tracks); Spanish Peak Spur Comment
  RSA219009  Mertensia ciliata var. stomatechoides J. L. Gentry Jr., David Vierig 1968-6-21 2082 Plumas Mt. Hough, 10.5 miles northeast of Quincy on Mt. Hough-Crystal Lake Road. 2027 Comment
  CAS-BOT-BC428541  Micranthes aprica Alice Eastwood 1927-6-15 14607 Plumas United States Forest Reserve. Long Valley. Comment
  CAS-BOT-BC428884  Micranthes californica John Thomas Howell; Gordon H. True 1967-5-9 42207 Plumas Lewisia Rock. 3.5 miles southwest of Belden, Feather River Canyon. 609 Comment
  CAS-BOT-BC429236  Micranthes oregana G. Earle Kelley 1920-7-1 s.n. Plumas Greenville Comment
  CAS-BOT-BC429240  Micranthes oregana John Thomas Howell 1960-7-23 35963 Plumas Lassen Volcanic National Park. Dream Lake, Drakesbad 1828 Comment
  UCD63701  Micranthes oregana Daniel Sanchez-Mata; Tomas Santamaria 2006-7-7 s.n. Plumas Plumas National Forest. Trail from Spanish Ranch to Virgilia. 1545 Comment
  CAS-BOT-BC348336  Micropus californicus Gordon True; Walter Knight; Irja Knight; John Thomas Howell 1969-6-24 2646 Plumas Butterfly Botanical Area and Vicinity. Near homestead in Butterfly Valley proper 1036 Comment
  CAS-BOT-BC349348  Microseris nutans A. A. Heller 1915-7-7 12060 Plumas Near the summit of Soapstone ridge in the Sierra Nevada, 12 miles west of Bucks 1676 Comment
  CAS-BOT-BC349353  Microseris nutans E. D. Merrill 1929-7-13 s.n. Plumas Silver Lake Comment
  UC485810  Microseris nutans H. F. Copeland 1932-8-24 Plumas Drakesbad 1828 Comment
  CHSC97198  Microsteris gracilis Lowell Ahart; John Dittes, Josephine Guardino 2007-6-8 13997 Plumas East side of an open rocky flat, 60 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis. 1965 Comment
  POM147143  Microsteris gracilis subsp. humilis Alice Eastwood 1927-06 14663 Plumas Long Valley. United States Forest Reserve. Comment
  CAS-BOT-BC293728  Mimulus Mona Bourell; Bob Patterson 1982-5-15 1739 Plumas Beckworth, Sierra Valley Marsh 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
  POM147038  Mimulus bicolor Alice Eastwood 1927-06 14625 Plumas On trail to Long Valley. United States Forest Reserve. Comment
  UC1063130  Mimulus guttatus C. W. Hanks 1934-8-10 33 Plumas canyon at ne edge Sierra Valley; Plumas National Forest, Sierraville Quadrangle Comment
  UC917315  Mimulus guttatus J. M. Tucker 1948-7-25 1738 Plumas sw side Camel Peak (mine of United Mining Company); Pinchard Creek 1524 Comment
  OBI30573  Mimulus guttatus Bernie Smith 1966-7-5 174 Plumas Middle fork of South Branch of Feather River. Near spring draining into river Comment
  UCD40952  Mimulus kelloggii Stephen Brown 1974-5-4 103 Plumas Feather River Canyon. 1 mile up Rock Creek. 579 Comment
  SDSU10786  Mimulus lewisii D. F. Howe 1964-7-29 3892 Plumas Gold Lake Lodge, Plumas National Forest. 1981 Comment
  RSA794835  Mimulus mephiticus L. Ahart, John Dittes, Josephine Guardino 2009-6-14 15853 Plumas Cut bank of Forest Road 27N01Y, about 1.3 air miles W of Lake Almanor Dam. 1463 Comment
  JEPS108978  Mimulus microphyllus Lowell Ahart 2006-10-8 13395 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
  UC1585908  Mimulus moniliformis Barbara Ertter with Gary Schoolcraft 1989-7-3 8633 Plumas ca. 9 air mi s Susanville (near Bear Creek crossing on Lone Rock road); Diamond Mts. 1767 Comment
  RSA59754  Mimulus moschatus E. K. Balls 1950-9-14 15801 Plumas 6 mi. northwest of Chester, North Fork Feather River. 1402 Comment
  JEPS81482  Mimulus nanus var. mephiticus M. S. Taylor 1982-7-21 4896 Plumas ca. 5 mi se Quincy (s end of Bachs Creek Ridge); Quincy quad. 1752 Comment
  UCD23263  Mimulus nanus var. mephiticus Louis K. Mann; Pat Mann 1963-6-17 s.n. Plumas Along U.S. Highway 395, 1-2 miles north of the junction with U.S. Alternate 40. Comment
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Nov 13 2013
  JEPS102478  Mimulus pilosus Lowell Ahart 2001-10-8 9303 Plumas On the sides of Boulder Creek, below the high water line of Antelope Lake, about 24 mies (air) NE of Quincy. 1522 Comment
  UC1185293  Mimulus primuloides H. E. Brown Aug 1 1897-Aug 15 1897 603 Plumas near Lassen Buttes 1828 Comment
  UC567144  Mimulus primuloides E. Sawyer 1935-6-27 186 Plumas 1.6 mi ne Grizzly Peak; Sierraville Quadrangle 1767 Comment
  RSA60240  Mimulus primuloides var. pilosellus E. K. Balls 1950-9-2 15632 Plumas Nye Meadows, west slope of Mt. Ingalls, north of Grizzly Valley 2256 Comment
  JEPS28121  Mimulus suksdorfii John Thomas Howell 1962-6-19 37870 Plumas 5.8 mi e Beckwourth; Sierra Nevada 1493 Comment
  CHSC113635  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
  UCD122942  Mimulus torreyi J. M. Tucker 1948-7-24 1720 Plumas near road from Cascade to Camel Peak. 1615 Comment
  JEPS8113  Mimulus torreyi Helen-Mar Wheeler 1944-8-23 Plumas Cascade Creek 1249 Comment
  RSA121479  Mitella breweri A. Lewis 1934-6-18 489 Plumas 1 mile NW of Whiskey Diggins 1402 Comment
  CAS-BOT-BC221699  Monardella follettii M. S. Taylor 1981-8-25 4239 Plumas W side of 26N22F, rd to Red Hill Lookout, ca. 5 air mi ne of Belden 1584 Comment
  CHSC82106  Monardella follettii L. P. Janeway 2001-8-5 7418 Plumas High Cascade Range. Top of ridge between Yellow Creek and North Fork Feather River (and Caribou Road). 1445 Comment
  UCR3595  Monardella follettii Wm. Horn Jr. 1963-7-14 630714- 03 Plumas Northern Sierra Nevada Mtns, Meadow Valley, edge of Forest Service Road 24N36, 0.75 mi west of UC Forestry Camp 1189 Comment
  UCSC008312  Monardella follettii Brett Smith 2011-7-25 BAS 007 Plumas 350m S of intersection of FS roads 25N57, 25N59, and 25N17. Between mainly small streams that start Bean Creek. 1561 Comment
  SEINET10582334  Monardella follettii A. Graff 1993-7-23 Graff 332 Plumas Plumas National Forest, Red Hill. All along road going up Red Hill, starting from junction of Red Hill Rd. and Rich Gulch Rd. (USNFS Rd. 26N22), especially east-northeast slopes. T25N,R7E,S2/S10/S11. Locally abundant on road cuts and in open mixed conifer forest of Pinus lamertiana, P. jeffreyi, Abies magnifica, Calocedrus decurrens, Pseudotsuga menziesii, with Acrtostaphylos uva-ursi. Iron-rich serpentine. Beginning of bloom. Butterflies, Bombus sp. Comment
  CHSC52041  Monardella odoratissima L. P. Janeway 1989-6-29 3407 Plumas Plumas National Forest. Mapes Cyn; along Genesee-Beckwourth Rd (rd 111) 4.1 mi N of Beckwourth. 1676 Comment
  UC1124582  Monardella odoratissima subsp. glauca R. Roseberry 1934-11-7 11 Plumas 2 mi north of Penman Pk.; Plumas National Forest, Downieville Quadrangle Comment
  UCR280839  Monardella odoratissima subsp. glauca Lowell Ahart 2014-8-26 19788 Plumas South Fork of the Feather River, Little Grass Valley Reservoir, c. 200 yards southwest of the parking lot to the Pacific Crest Trail, c. 0.25 mile southwest of the bridge across the South Fork of the feather River, c. 4 air miles north of LaPorte 1534 Comment
  JEPS63372  Monardella odoratissima subsp. glauca John W. Duffield 1937-7-18 Plumas above and west Meadow Valley; Schneider Creek Comment
  CHSC61744  Monardella odoratissima subsp. pallida L. P. Janeway 1993-7-28 4477 Plumas Plumas National Forest. Along steep north-trending ridge south of a bend in Ward Creek. Along, and down-ridge from, access road 2.2 mi southeast of Genesee Valley. 1341 Comment
  CHSC61986  Monardella odoratissima subsp. pallida L. P. Janeway 1993-8-5 4502 Plumas Plumas National Forest. About 1.3 mi northwest of Pilot Peak; along the Quincy-La Porte Road (Road 511) 0.4 mi southwest of Onion Valley Creek crossing. 1895 Comment
  CHSC82555  Monardella odoratissima subsp. pallida Lowell Ahart 2002-7-18 9857 Plumas Basalt ridge, about 1/8 mile north 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. 1743 Comment
  JEPS127125  Monardella odoratissima subsp. pallida Lowell Ahart 2016-8-30 21327 Plumas About 100 yards west of the Pacific Crest Trail on Bunker Hill Ridge, about 1 1/2 miles (air) southeast of Pilot Peak. Comment
  CAS-BOT-BC222111  Monardella odoratissima subsp. pallida M. S. Taylor 1981-8-4 4157 Plumas On top of Red Rock Lookout, ca. 8 air mi nw of Antelope Lake, ca. 15 air mi ne of Taylorsville 2315 Comment
  JEPS51858  Monardella odoratissima subsp. pallida Duncan Dunning 1921-8-11 Plumas top of mountain above Little Grizzly Valley (on Sterling to Almanor road) Comment
  CHSC111719  Monardella sheltonii Lowell Ahart 2012-7-1 18261 Plumas On the east side of the dirt road to the large pipe, about 1/4 mile east of Caribou Road, about 3 1/2 miles (air) northeast of Belden. 807 Comment
  CHSC67979  Monardella sheltonii James D. Jokerst 1989-7-3 3119 Plumas Caribou Rd. 3.8 mi N of Hwy. 70, W of road. Comment
  CAS-BOT-BC220482  Monardella sheltonii Louella Bass 1980-8-20 s.n. Plumas Seneca Comment
  SEINET10829414  Monardella sheltonii A. Graff 1993-7-21 Graff 283 Plumas Plumas National Forest. Hwy. 70, .3 miles northwest of its junction with USNFS Rd. 23N06 (just past Mohawk), on the northeast side of the road. T22N,R12E,S5. Growing in sandy clay with Pinus jeffreyi and scrub. Mid-bloom. Bombus sp. Comment
  CAS-BOT-BC220207  Monardella stebbinsii Stebbins; Epling 1968-8-2 6840 Plumas E. Branch of North Fork of Feather R., S. side of canyon ca. 1.6 km E of Rich Bar. On ridge E of Mill Cr. 1050 Comment
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Jul 19 2018
  CHSC67990  Monardella stebbinsii James D. Jokerst 1989-7-3 3120 Plumas Caribou Rd. 3.8 mi N of Hwy. 70, W of road. Comment
  SEINET10582231  Monardella villosa subsp. villosa A. Graff 1993-7-22 Graff 323 Plumas Plumas National Forest. 1.2 miles north on Caribou Rd. (USNFS Rd. 27N26) from Hwy. 70, on both sides of the road. T25N,R7E,S17. Locally infrequent, with Pseudotsuga menziesii, Pinus ponderosa, Quercus sp. Comment
  CAS-BOT-BC444746  Montia chamissoi Mrs. A. L. Coombs 1906-1-1 s.n. Plumas Prattville Comment
  SBBG21853  Montia chamissoi D. Myrick 1964-7-19 878 Plumas Dream Lake, Drakesbad 1828 Comment
  CHSC91695  Montia linearis G. D. Barbe; T. C. Fuller 1982-6-17 3847 Plumas Northern California. Plumas National Forest. East shore Frenchman Lake; Crystal Fishing Access. At the parking lot. [Lat./long. on label is '39 55 N; 120 11 W']. 1706 Comment
  UC978484  Montia linearis Roxana S. Ferris 1952-5-18 12487 Plumas 1.5 mi n of Greenville 1097 Comment
  CAS-BOT-BC263365  Muhlenbergia asperifolia W. Harnach; N. Harnach 1990-7-5 462 Plumas First corner east of Co. Rd. A-23 on Marble lane, Sierra Valley 1487 Comment
  CAS-BOT-BC267009  Muhlenbergia filiformis Clare B. Hardham 1978-8-11 21766 Plumas About 5 miles SE of Thompson Peak Comment
  CAS-BOT-BC267012  Muhlenbergia filiformis E. D. Merrill 1929-7-13 s.n. Plumas Silver Lake 1828 Comment
  CHSC94990  Muhlenbergia filiformis Lowell Ahart 2006-10-23 13500 Plumas On the west side of Slate Creek (there is a large gravel flat caused by the dam), about 30 yards south of where the road ends, about 20 yards north of the dam across Slate Creek, about 1/8 mile northeast of Scales Road, about 5 1/2 miles (air) northeast of Strawberry Valley. 1281 Comment
  POM114421  Muhlenbergia filiformis Marcus E. Jones 1897-7-2 s.n. Plumas Near Pratville at Clear Creek 1524 Comment
  RSA60243  Muhlenbergia filiformis E. K. Balls 1950-9-2 15635 Plumas Nye Meadows, west slope of Mt. Ingalls, north of Grizzly Valley. 2256 Comment
  UC1101597  Muhlenbergia filiformis Malcolm A. Nobs and S. Galen Smith 1949-8-18 1367 Plumas just s Chester (n end of lake); Lake Almanor, Last Chance Marshes Comment
  UC384670  Muhlenbergia filiformis E. D. Merrill 1929-7-13 Plumas Silver Lake 1828 Comment
  JEPS102825  Muhlenbergia richardsonis Lowell Ahart 2001-8-29 9244 Plumas On the west side of Little Last Chance Creek, on the strand of Frenchman Lake. 1700 Comment
  RSA726442  Muhlenbergia richardsonis L. Ahart, John Dittes 2007-6-17 14201 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
  SEINET256387 Image available Muhlenbergia richardsonis Lowell Ahart 1985-7-11 5126 Plumas Below the high water line of Little Grass Valley Reservoir where the South Fork of the Feather River flows into the lak 1585 Comment
  UCD143639  Muilla transmontana Louis K. Mann; Patricia Mann 1963-6-17 s.n. Plumas Beckworth Pass, (U.S. Alt. 40); near Lester Davis roadside rest. 1682 Comment
  RSA726290  Myosotis discolor L. Ahart, John Dittes 2007-6-16 14108 Plumas Gravel bars along a small stream, on the south side of County Road 111 (Beckwourth Gensee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1648 Comment
  CHSC115176  Myosotis laxa Lowell Ahart 2015-6-7 20211 Plumas About 80 yards west of the dirt road, Lava Top, about 2 1/4 miles (air) north of the bridge across Fall River, about one mile southeast of Cascade, about 7 miles (air) northeast of Feather Falls, about 10 miles (air) west of La Porte. 1411 Comment
  RSA59267  Myosotis scorpioides E. K. Balls 1950-8-31 15560 Plumas Spanish Creek off Hwy. 24, just north of Quincy. 1067 Comment
  UCD119534  Myosotis scorpioides E. K. Balls 1950-9-16 15870 Plumas 5 miles S.E. Graeagle, Hwy 89, along Sulphur Creek. 1371 Comment
  UCD96284  Myosurus apetalus Herbert L. Mason 1953-6-16 14554 Plumas Two miles east of Beckwourth. Comment
  SBBG119739  Myosurus apetalus var. borealis L. Ahart with J. Dittes, J. Guardino, R. Schlising, S. Chamberlain 2004-6-14 11064 Plumas S side of Forest Rd 24N10, ca. 0.25 mi W of Cow Crk, W of Lake Davis, ca. 9.25 mi NE of Sloat 1796 Comment
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Apr 8 2009
  RSA52947  Myriophyllum hippuroides R. Weatherby 1950-7-28 1496 Plumas Indian Creek, about 2 miles south of Crescent Mills. 1037 Comment
  CHSC114927  Myriophyllum sibiricum B. Villegas 2008-7-23 Plumas Lake Davis, Eagle Point. Comment
  CHSC82532  Nama lobbii L. P. Janeway 2001-7-3 7266 Plumas Northern High Sierra Nevada. Top of south-facing slope overlooking Middle Fork Feather River; head of Sherman Creek. 1707 Comment
  POM161625  Narthecium californicum Rimo C. Bacigalupi 1927-7-10 1690 Plumas About 0.25 mile below outlet of Long Lake along Gray Eagle Creek 1829 Comment
  RSA600527  Narthecium californicum Louis C. Wheeler 1959-7-16 7576 Plumas Butterfly Valley. Comment
  SEINET12045515  Narthecium californicum Unknown 1961-1 246 Plumas Upper Butterfly Valley, 2.5mi W turn off Hwy 89-US40 1158 Comment
  SEINET8501717  Narthecium californicum M. J. Williams, H. Mozingo 1960-7-12 s.n. Plumas Butterfly Valley. Comment
  HSC22873  Nasturtium officinale John Pratt 1970-6-19 25 Plumas Intersection of Rock Creek and Hwy. 36 Comment
  CHSC73422  Navarretia capillaris B. Castro; L. Gehrung, H. Durio 1995-9-19 627 A 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 jcn with Lumpkin Ridge Rd (USFS Rd 22N27). In Tamarack Flat meadow. 1706 Comment
  CDA18470  Navarretia divaricata subsp. divaricata G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-24 3228 Plumas Sierra Nevada; 1.0 mile south of junction of Mt. Hough-Crystal Lake Road with China Grade Road (road to Taylorsville). Rhinehart Meadow. 1676 Comment
  UC1585918  Navarretia divaricata subsp. divaricata Barbara Ertter with Gary Schoolcraft 1989-7-3 8648 Plumas ca 8 air mi s Susanville (near road below Red Rock lookout) 2255 Comment
  CDA18455  Navarretia divaricata subsp. vividior G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-24 3181 Plumas Sierra Nevada; 2.5 miles northeast of Quincy Junction on Mt Hough-Crystal Lake Road at junction of Howells Road to Tollgate Creek and Keddie. 1280 Comment
  RSA718390  Navarretia divaricata subsp. vividior L. Ahart 2006-7-3 12905 Plumas About 0.25 mile N of Lumpkin Ridge road, on Lumpkin Ridge, 4 miles (air) NE of Camp 18. 1528 Comment
  UC586936  Navarretia intertexta Joseph Andorfer Ewan 1934-7-2 8237 Plumas Guidici Ranch Road Sierra Nevada, Penman Peak 1584 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
  CHSC89818  Navarretia intertexta subsp. propinqua G. Douglas Barbe; T. C. Fuller, J. T. Howell 1981-6-24 3179 Plumas Sierra Nevada. 2.5 miles northeast of Quincy Junction on Mt Hough-Crystal Lake Road at junction of Howells Road to Tollgate Creek and Keddie. 1280 Comment
  JEPS70403  Navarretia intertexta subsp. propinqua W. L. Jepson 1939-8-12 19390 Plumas Ferris Creek, branch of Last Chance Creek Last Chance Creek, Ferris Creek 1767 Comment
  UC149993  Navarretia intertexta subsp. propinqua Katharine Brandegee 1911-7-31 Plumas Portola 1524 Comment
  CHSC20779  Navarretia leptalea K. R. Stern 1975-7-23 5836 Plumas NW shore of Lake Almanor. 1371 Comment
  RSA605580  Navarretia leptalea Alva Day, Orbelia Robinson 1982-7-15 82 -86 Plumas Plumas National Forest, Lake Davis, 0.2 mi. west of Coot Bay on north side of lake. Comment
  CHSC62477  Navarretia leptalea subsp. bicolor L. P. Janeway 1993-8-5 4497 Plumas Plumas National Forest, La Porte Ranger District. Northeast end of Mooreville Ridge; along road 21N16 0.5 mi northeast of Devils Gap. Top of ridge. 1623 Comment
  JEPS69643  Navarretia leptalea subsp. leptalea E. Fritz and T. H. Harris July 1926 Plumas Meadow Valley Comment
  JEPS94854  Navarretia leptalea subsp. leptalea Vernon H. Oswald and Lowell Ahart 1998-8-11 9477 Plumas 6.2 mi ne of Four Trees (on s side of Frenchman Hill, USFS 23N85Y 0.8 mi e of Oroville-Quincy Highway); Frenchman Hill 1737 Comment
  CHSC80242  Navarretia leucocephala subsp. minima L. P. Janeway 1996-6-5 5003 Plumas Northern High Sierra Nevada/Modoc Plateau. Ramelli Ranch; northwest corner of Sierra Valley; 0.2 mi south of Middle Fork Feather River and 0.8 mi west of the road to Calpine. 1488 Comment
  CDA42316  Nemacladus capillaris L. Ahart, John Dittes, Josephine Guardino 2004-6-6 11013 Plumas On the north side of the logging road, about 3 3/4 miles (air) south of Lower Taylor Rock, about 7 1/2 miles (air) northeast of Quincy. Comment
  UC102230  Nemacladus capillaris Mrs. R. M. Austin 1879-1 Plumas American Valley Comment
  SEINET10461185  Nemacladus interior Rimo Bacigalupi, Guy T. Robbins Bacigalupi 5440 Plumas In loose granite sand on exposed slopes above Rock Creek, just above its junction with the North Fork Feather River 472 Comment
  SEINET10461207  Nemacladus interior Rimo Bacigalupi, R. L. Hauke 1954-7-15 Bacigalupi 4730 Plumas At mouth of Rock Creek in Feather River Canyon (North Fork) 518 Comment
  UC726892  Nemophila heterophylla A. A. Heller 1942-5-8 16454 Plumas about the base of cliffs and also on them 3 mi w Belden; about base of cliffs and on cliffs w of Belden Comment
  CHSC53141  Nemophila parviflora var. austiniae L. P. Janeway 1989-6-23 3387 Plumas Plumas National Forest. Beckwourth Ranger District. Upper slope overlooking Crocker Cr from the east. 1874 Comment
  UCD119933  Nemophila pedunculata Grady L. Webster 1992-5-17 7766 Plumas 2 mi sw of Grizzly Valley Dam. 1737 Comment
  CHSC64441  Nemophila spatulata B. Castro; G. Kuenster 1994-7-11 528 Plumas Ca 1 air mi S of SE tip of Bucks Lake, ca 300 ft N of Haskins Creek in damp area in old logging road bed as it crosses S-trending drainage tributary to Haskins Creek. 1615 Comment
  JEPS124091  Nemophila spatulata Lowell Ahart 2015-6-7 20220 Plumas Lava Top, about 2 1/4 miles (air) north of the bridge across Fall River, about one mile southeast of Cascade, about 7 miles (air) northeast of Feather Falls, about 10 miles (air) west of La Porte. Comment
  SEINET10497061  Nemophila spatulata Lowell Ahart, Peter Ahart 1983-7-20 Ahart 4194 Plumas Ca. 1/4 mi e of Feather Fork Mine, ca. 5.5 mi n of La Porte. Red Fir Forest; 1800 m. 1800 Comment
  JEPS112759  Nicotiana attenuata Dean W. Taylor 2001-10-13 17923 Plumas Frenchman Lake Road ca. 1 mile below (South) of the dam 1767 Comment
  UC140598  Oenothera elata subsp. hirsutissima Mrs. R. M. Austin Aug. 1896 445 Plumas Big Meadows Comment
  CAS-BOT-BC355570  Oreostemma alpigenum var. andersonii Joseph Andorfer Ewan 1934-7-16 8502 Plumas Mt. Elwell trail above Bear Lakes 1981 Comment
  SBBG68722  Orobanche fasciculata E. Rockwell -Jun-1925 723 Plumas Beckwourth 1371 Comment
  CAS-BOT-BC500310  Orobanche uniflora subsp. occidentalis Lowell Ahart 1983-7-20 4197 Plumas Near the Feather Fork Mine, La Porte; about 1/4 mi E of the mine; and ca. 5.5 mi N of La Porte 1800 Comment
  CHSC84992  Orthilia secunda Lowell Ahart 2003-10-15 10639 Plumas Old gold mined flat area, about 1/4 mile south of Forest Road 22N94E, about 1/2 mile south of Forest Road 22N94, on Hartman Bar Ridge, about 1 mile (air) southwest of Franklin Hill, about 4 1/2 miles (air) northwest of Tamarack Flat, about 9 miles (air) northwest of La Porte. 1509 Comment
  JEPS104412  Orthilia secunda Lowell Ahart 2003-10-15 10639 Plumas Old gold mined flat area, ca 1/4 mi south of Forest Rd 22N94E, ca 1/2 mi south of Forest Rd 22N94, on Hartman Bar Ridge, ca 1 mi (air) sw of Franklin Hill, ca 4 1/2 mi (air) nw of Tamarack Flat, ca 9 mi (air) nw of La Porte. 1509 Comment
  JEPS114612  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
  RSA0083182  Orthilia secunda J. G. Lemmon s.n. Plumas [Unspecified] Comment
  JEPS16386  Orthocarpus bracteosus unknown Sep 1877 Plumas Indian Valley Comment
  UC1585983  Orthocarpus cuspidatus subsp. copelandii Barbara Ertter 1988-7-25 7859 Plumas ca 15 air mi due s Susanville (sheep camp on Pierce Creek); Diamond Mts., Pierce Creek 1981 Comment
  CHSC4761  Orthocarpus cuspidatus subsp. cryptanthus R. Carter 1967-7-21 628 Plumas Thompson Peak lookout Riamond Mt. Comment
  UC569896  Orthocarpus cuspidatus subsp. cryptanthus E. Sawyer 1935-6-21 136 Plumas 4 1/2 mi nne Crow; Plumas Nat'l Forest, Sierraville Quadrangle 1737 Comment
  CDA41806  Orthocarpus cuspidatus subsp. cryptanthus Vernon H. Oswald & Lowell Ahart 1998-8-11 9489 Plumas Northwest of Onion Valley at Monitor Flat on Cleghorn Bar Road 2.5 miles west of Quincy-La Porte Road (County Road 511). Comment
  PASA155  Orthocarpus lacerus Margaret Stason 1932-6-22 Plumas Lake Almanor camp ground Comment
  POM180985  Orthocarpus luteus A. A. Heller, P. B. Kennedy 1907-7-19 8884 Plumas Vinton. Comment
  SJSU14717  Orthocarpus luteus N. A. Hopkins 1991-6-28 1689 Plumas near Doyles Crossing along rd from Red Clover Valley to Janesville 1524 Comment
  JEPS95355  Osmorhiza occidentalis Lowell Ahart 1994-6-29 7406 Plumas about 1/2 mi S of Bucks Lake (N of a poor logging road) 1828 Comment
  RSA71064  Osmorhiza occidentalis L. S. Rose 1951-6-28 51063 Plumas Johnsville. 1601 Comment
  HSC73005  Osmorhiza occidentalis M. S. Taylor 1981-7-27 4119 Plumas Along spring crossing Bechwourth= Genesee Rd, between Crystal and Meadow Creeks, 2 mi. S of Notson Bridge, 17 air mi. NE of Blairsden 1738 Comment
  CHSC28435  Packera cana J. D. Jokerst 1979-6-23 269 Plumas Along borders of first meadow S. of intersection of Meadow Valley Cr. and Forest Service Rd. to Deanes Valley (S. of road between Bucks Lake and Quincy). Comment
  CAS-BOT-BC121011  Paeonia brownii Elmer Ivan Applegate 1921-6-21 5806 Plumas Warner Valley near Drakesbad. Comment
  JEPS113374  Paeonia brownii Lowell Ahart, John Dittes, Josephine Guardino 2007-6-8 14019 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
  NY243409  Paeonia brownii Mrs. Ames 1876-1 s.n. Plumas Comment
  RSA718512  Panicum acuminatum var. acuminatum L. 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 Stale Creek., About 1/8 mile northeast of Scales Road, about 5.5 miles (air) northeast of Strawberry Valley. 1282 Comment
  UCD88586  Panicum acuminatum var. fasciculatum R. Tofsrud 1948-7-1 s.n. Plumas 1 mile N. of Quincy. Comment
  UCD88707  Panicum acuminatum var. fasciculatum Walter Knight; Irja Knight, John Thomas Howell 1966-7-28 1675 Plumas Butterfly Botanical Area and Vicinity. Sweetwater Meadow. 1127 Comment
  CAS-BOT-BC175581  Parnassia palustris H. E. Brown 1897-8-1 666 Plumas Near Lassen Buttes 1828 Comment
  RSA467333  Parnassia palustris var. californica Anstruther Davidson 1928-7-1 s.n. Plumas Feather River. Comment
  CHSC21517  Pectiantia breweri D. Brink; L. Mayer 1975-7-8 Plumas Along a stream above Lower Buck's Lake. Comment
  CHSC66769  Pectiantia breweri Vernon H. Oswald; Lowell Ahart 1996-8-14 8153 Plumas Northern High Sierra Nevada. Northeast of La Porte on the La Porte-Quincy Rd. 3.1 mi N of the road to Johnsville, 1.0 mi S of the South Fork of the Feather River. 1920 Comment
  UC138965  Pedicularis attollens Mrs. A. L. Combs 1902-7-7 Plumas Prattville Comment
  SEINET7719290  Pedicularis attollens Unknown Plumas Big Meadows Comment
  RSA0091375  Pedicularis densiflora Bonnie C. Templeton 1968-1 11293 Plumas [Possibly Trinity County.] [No locality data on label.] Comment
  UC473560  Pedicularis densiflora L. S. Rose 1931-4-14 Plumas Woodleaf Comment
  CHSC23378  Pellaea brachyptera Lowell Ahart 1975-8-29 967 Plumas In section 32 near Oxford and Coquette Creeks. About 10 miles south of Buck's Lake. 1828 Comment
  CAS-BOT-BC67575  Pellaea mucronata var. californica John Thomas Howell 1967-6-22 42660 Plumas Sierra Nevada - Canyon of the Feather River North Fork, granite near mouth of Chambers Creek. 609 Comment
  RSA420403  Penstemon Rockwell 1925-07 s.n. Plumas [No location information provided.] Comment
  JEPS3429  Penstemon deustus Duncan Dunning 1923-6-4 Plumas near Portola; Humbug Creek, near Portola Comment
  RSA523594  Penstemon deustus W. I. Follett 1946-5-24 142 Plumas Chips Creek at North Fork Feather River. 671 Comment
  CHSC52959  Penstemon deustus var. pedicellatus L. P. Janeway 1989-6-16 3330 Plumas Plumas National Forest, Beckwourth Ranger District. NW flank of Crocker Mtn overlooking Red Clover Valley. 1828 Comment
  UC1567369  Penstemon deustus var. pedicellatus G. Schoolcraft 1989-7-3 1937 Plumas s Red Rock Lookout; Diamond Mtns. 2194 Comment
  UC103032  Penstemon gracilentus D. Cleveland 1882-7-21 Plumas Prattville Comment
  UC584316  Penstemon gracilentus G. L. Stebbins Jr. and J. A. Jenkins 1937-7-9 2236 Plumas n Engelmine (sw slopes and ridge crest, Red Rock); Red Rock, n of Engelmine 2133 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
  CHSC61679  Penstemon heterodoxus var. shastensis Vernon H. Oswald 1993-8-25 5875 Plumas Lassen Volcanic National Park. W side of the S unit of Twin Meadows, ca. 0.5 mi N of the S boundary of the park. 2057 Comment
  UC1586114  Penstemon janishiae Barbara Ertter with Gary Schoolcraft 1989-7-3 8667 Plumas ca. 7 air mi s Susanville (bare rocky ridge extending n from main peak); Diamond Mt. Peak, s of Susanville 2316 Comment
  CAS-BOT-BC239288  Penstemon newberryi var. berryi Anna Head 1920-7-20 s.n. Plumas Mt. Elwell, Feather River Region 2377 Comment
  CAS-BOT-BC239294  Penstemon newberryi var. berryi Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region Comment
  NY627409  Penstemon newberryi var. newberryi R. M. Austin 07 1880 s.n. Plumas Mount Dyer Comment
  CHSC88985  Penstemon personatus L. Hanson 1988-8-29 330 Plumas Plumas National Forest. Hardquartz Mine. 1615 Comment
  RSA663916  Penstemon personatus David M. Thompson 1988-7-23 973 Plumas 3.1 miles N of Bucks Lake Road (and Meadow Valley) on Schneider Creek road; at jct. of Schneider Creek Road (USFS road 23N16) and USFS road 24N47X (to Big Creek). 1585 Comment
  SEINET11266670  Penstemon personatus David M. Thompson 1988-7-23 973 Plumas 3.1 road mi N of Bucks Lake Road (and Meadow Valley) on Schneider Creek Road. At junction of Schneider Cree Road (USFS Road 23N16) and USFS Road 24N47X (to Big Creek). Bucks Lake ne Quad.; 0 1585 Comment
  SEINET5329276 Image available Penstemon personatus M. Foster 1988-7-8 182 Plumas Bucks Lake NE Quad; in clearcut unit, 1/2 mi E of Big Creek and Big Creek Rd., below F.S. Rd. 24N47X, 3 mi W of Bucks lake, 10 mi SW of Quincy 1591 Comment
  SEINET4207724  Penstemon roezlii Mikel R. Stevens 2011-8-27 214 Plumas Near intersection of Big Creek Rd with Red Rd, 4.7 miles E of of Bucks Lake on Big Creek Rd. Ca 4.6 air miles SW of Meadow Valley.; 0 1625 Comment
  CAS-BOT-BC239590  Penstemon rydbergii var. oreocharis E. D. Merrill 1929-7-13 s.n. Plumas Silver Lake 1828 Comment
  CAS-BOT-BC239611  Penstemon rydbergii var. oreocharis Anna Head 1920-7-3 s.n. Plumas Near Gray Eagle Falls, Lake Center Camp, Feather River Region 1828 Comment
  CDA18442  Penstemon rydbergii var. oreocharis G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-23 3144 Plumas Sierra Nevada; 3.25 mi west of Round Valley Reservoir Dam 1633 Comment
  JEPS15109  Penstemon rydbergii var. oreocharis G. T. Nordstrom 1934-7-16 222 Plumas 1 1/4 mi sw Bucks Ranch; Plumas National Forest, Bidwell Bar Quad. Comment
  POM181074  Penstemon rydbergii var. oreocharis A. A. Heller, P. B. Kennedy 1907-7-5 8735 Plumas Red Clover valley Comment
  UC580688  Penstemon speciosus F. W. Embree 1934-6-6 81 Plumas ne dam Bucks Lake; Bidwell Bar Quad. 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
  CHSC72425  Perideridia bolanderi subsp. bolanderi L. P. Janeway 1998-6-2 5617 Plumas North side of Last Chance Creek; above Road 101, 0.7 mi west of Bird Creek. 1798 Comment
  CHSC97624  Perideridia bolanderi subsp. bolanderi Lowell Ahart; John Dittes 2007-6-16 14146 Plumas On dry gravelly soil, on a low rocky open hill, west of a small stream, about 200 yards south of County Road 111 (Beckwourth Gensee Road), 20 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1647 Comment
  UC1390022  Perideridia bolanderi subsp. bolanderi T. I. Chuang, R. S. Mitchell, and G. Keator 1965-6-18 5992 Plumas 0.6 mi w Quincy (on way to Bucks Lake) 1066 Comment
  CHSC73400  Perideridia howellii H. Durio 1995-8-17 Plumas Mosquito Flat Mdw. Ca 2.5 air mi S of Bucks Lake, and ca 0.1 mi S of the 'Mosquito Flat' area on maps. Large meadow on Mosquito Creek, S of USFS Rd 23N57 as it heads E, ca 0.6 mi SE of its jct with Rd 23N18. In center of meadow. 1676 Comment
  SBBG128056  Perideridia lemmonii L. Ahart, J. Dittes 2009-7-28 16203 Plumas NW side of a logging rd, seeps, slope NW of mine, W (above) Forest Service Rd 27N28Y, 2.9 mi NW of Butt Valley Reservoir Dam 1581 Comment
  CAS-BOT-BC413555  Persicaria amphibia V. Oswald; L. Ahart 1988-8-4 3668 Plumas Willow Lake located se of Drakesbad just s of the boundary of Lassen Volcanic National Park 1676 Comment
  CHSC43710  Persicaria amphibia Vernon Oswald 1984-8-14 1645 Plumas Hwy 89 at the s edge of Crescent Mills. Growing in the dry bed of a vernally wet, marshy ditch. 1071 Comment
  CAS-BOT-BC413732  Persicaria hydropiper John Thomas Howell 1951-8-19 28164 Plumas Near Belden 670 Comment
  CHSC45862  Persicaria lapathifolia Lowell Ahart 1981-9-6 3070 Plumas On a sandbar along Indian Creek, about 1/2 mile south-west of the intersection of Highway 89 and Arlington Road, about 1 1/2 miles south-west of Crescent Mills. 1097 Comment
  RSA133987  Phacelia hastata subsp. hastata L. R. Heckard, R. C. Bacigalupi 1951-8-8 186 Plumas Sierra Valley, near Chilcoot. 1524 Comment
  CHSC87614  Phacelia heterophylla subsp. virgata Lowell Ahart; Josephine Guardino 2004-5-24 10951 Plumas Near an old logging road, about 150 yards north of the railroad, Greenhorn Creek, and Highway 70, about 3/4 mile west of Squirrel Creek, about 7 miles (air) southeast of Quincy. 1208 Comment
  UC1069352  Phacelia hydrophylloides G. Burks 1933-8-8 27 Plumas 4 1/2 mi e and 1 mi n Camel Peak; Plumas National Forest, Bidwell Bar Quadrangle 1706 Comment
  CHSC46637  Phacelia mutabilis Lowell Ahart 1989-7-2 6344 Plumas On the north-west side of Pilot Peak, about 10 miles north-east of La Porte. 2194 Comment
  JEPS113380  Phacelia mutabilis Lowell Ahart, John Dittes, Josephine Guardino 2007-6-9 14044 Plumas East side of an open rocky flat, under pine trees, about 150 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis 1965 Comment
  JEPS114528  Phacelia mutabilis Lowell Ahart 2008-8-14 15194 Plumas 20 yards northeast of the metal gate, east side of Forest Road 22N68, about 50 yards west of the South Fork of the Feather River, about 1/2 mile northeast of Little Grass Valley Reservoir, about 5 miles (air) northeast of La Porte 1571 Comment
  UCD88510  Phalaris arundinacea John Thomas Howell 1951-8-21 28236 Plumas Mohawk. 1371 Comment
  CAS-BOT-BC250778  Phleum alpinum E. K. Balls 1950-9-1 15606 Plumas East of Long Lake 2133 Comment
  CAS-BOT-BC260851  Phleum pratense Greg Sommers 1976-7-5 151 Plumas Sierra Valley Marsh, S side of Marble Lane, Sierra Nevada 1487 Comment
  JEPS26692  Phlox speciosa subsp. nitida P. C. Hutchison 1961-6-9 2132 Plumas 0.4 mi e Dam and store; Round Valley Reservoir Comment
  CHSC118809  Phlox stansburyi var. brevifolia Chelsea Morgan 2016-6-5 2016 -007 Plumas Diamond Mountains, ridge to west of Aspen Flat (UTM 700941 E, 4463171 N, NAD83 Zone 10 North; Elevation 7200 ft.) 2194 Comment
  CAS-BOT-BC60680  Phoenicaulis cheiranthoides Helen MacGavin 1974-1-1 s.n. Plumas Sierra Nevada. Portola. Comment
  UCD38331  Phoenicaulis cheiranthoides Beecher Crampton 1954-5-10 1870 Plumas 1 mile west of Portola. State Hwy. 24. 1470 Comment
  CHSC63481  Phoradendron libocedri Lowell Ahart 1994-7-28 7533 Plumas On dry open bare serpentine soil, near a small ravine, north-east of Frenchman Hill, south-west of Bucks Lake. 1706 Comment
  SEINET10483396  Physocarpus capitatus Patricia L. Kenney 1973-6-5 Kenney 431 Plumas Along a stream along hwy 70, 6 miles s from jct. Of hwy 89 & 70. Douglas fir And yellow pine 1067 Comment
  HSC26252  Pinus contorta W. A. Heaton 1965-5-9 37 Plumas 5 mi. NW of Chester off Hwy. 36 Comment
  CAS-BOT-BC78467  Pinus contorta subsp. murrayana M. B. Kildale 1926-9-10 2762 Plumas Juniper Lake, Lassen Natl. Park 2054 Comment
  NY62282  Pinus jeffreyi H. E. Brown 1897-8-1 621 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
  UC1219839  Pinus jeffreyi R. A. Cockrell 1940-7-31 8553 Plumas Meadow Valley Meadow Valley (rock ridge) 1676 Comment
  CAS-BOT-BC73083  Pinus lambertiana John Thomas Howell 1960-7-20 35751 Plumas Lassen Volcanic National Park, Boiling Springs Lake. 1798 Comment
  RSA21879  Pinus monticola Joseph A. Ewan 1934-7-16 8505 Plumas Mt. Elwell trail above Bear Lake. Comment
  HSC1545  Pinus sabiniana W. R. Rogers 1965-8-20 297 Plumas Bulk Collection # 37 Comment
  JEPS102643  Plagiobothrys cognatus Lowell Ahart 2001-8-28 9210 Plumas Strand of Lake Almanor, west of the intersection of the dirt road to Last Chance Marsh and the poor dirt road that goes south along Lake Almanor to the causeway of Highway 36, about 3/4 mile NE of Chester. 1371 Comment
  JEPS102656  Plagiobothrys cognatus Lowell Ahart 2001-8-29 9231 Plumas On the bottom of Little Last Chance Creek, on the strand of Frenchman Lake. 1700 Comment
  JEPS114614  Plagiobothrys cusickii Lowell Ahart 2008-9-10 15394 Plumas Below the high water line of Little Grass Valley Reservoir, north of the South Fork of the Feather River, southwest of the horse camp, about 4 1/2 miles (air) north of La Porte 1537 Comment
  JEPS125924  Plagiobothrys cusickii D. W. Taylor 2001-6-20 17799 Plumas Ridge dividing Middle Creek from Indian Creek, about 2.5 air miles SSW of Antelope Lake dam. Comment
  CAS-BOT-BC230956  Plagiobothrys hispidulus John Thomas Howell 1960-7-19 35613 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  CAS-BOT-BC230964  Plagiobothrys hispidulus John Thomas Howell 1976-7-16 51898 Plumas Flood plain of Spanish Creek at mouth of Wapaunsie Creek 1097 Comment
  CAS-BOT-BC230989  Plagiobothrys hispidulus Mary Strong Clemens 1920-6-21 s.n. Plumas Quincy Comment
  JEPS28667  Plagiobothrys hispidus George W. Gillett 1957-7-23 891 Plumas Summit of Mt. Harkness Lassen Volcanic National Park 2446 Comment
  JEPS113597  Plagiobothrys mollis var. mollis Lowell Ahart, Josephine Guardino 2007-7-20 14327 Plumas Strand of Lake Davis, about 100 yards west of Long Point, northeast side of Lake Davis 1763 Comment
  RSA726352  Plagiobothrys scouleri var. hispidulus L. Ahart, John Dittes 2007-6-16 14092 Plumas East side of the small stream, on the south side of County Road 111 (Beckwourth Gensee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1648 Comment
  JEPS107783  Plagiobothrys tenellus Lowell Ahart, Richard Rabeler, Lawrence Janeway, Linnea Hanson 2005-4-20 11749 Plumas On the north side of Highway 70, about 1/8 mile east of Chambers Creek, about one mile northeast of Indian Jim Campground 629 Comment
  UC172833  Plagiobothrys tenellus A. A. Heller 1913-6-13 10842 Plumas near Marston Station 1066 Comment
  CHSC97563  Plantago major Lowell Ahart; John Dittes 2007-6-17 14183 Plumas Along Red Clover Creek, about 30 yards east of County Road 111 (Beckwourth Genesee Road), about 1/4 mile east of bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1654 Comment
  JEPS113428  Plantago major Lowell Ahart, John Dittes 2007-6-17 14183 Plumas Along Red Clover Creek, about 30 yards east of County Road 111 (Beckwourth Genesee Road), about 1/4 mile east of bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis 1654 Comment
  SD7905  Platanthera dilatata var. leucostachys Mrs. R. M. Austin 1880-1 Plumas No further locality information on label on specimen sheet. Comment
  CHSC61073  Platanthera leucostachys Vernon H. Oswald; Lowell Ahart 1993-8-3 5764 Plumas Unnamed lake ca. 0.25 mi E of Hay Meadow, on the S edge of the Caribou Wilderness near the N end of 30N25, ca. 9 mi (air) N of Lake Almanor. 1926 Comment
  UC116991  Platanthera leucostachys Mrs. R. M. Austin 1882-7-25 Plumas Big Meadows Comment
  JEPS113595  Plectritis macrocera Lowell Ahart, Josephine Guardino 2007-7-20 14319 Plumas South of a small drainage, northeast edge of a large meadow, east of Lighting Tree Campground, east of the paved road, east side of Lake Davis 1789 Comment
  SEINET780331  Plectritis macrocera subsp. grayi Walter Knight, Irja Knight, John Thomas Howell, Gordon true 1967-6-12 1992 Plumas Valley proper, near barn 1082 Comment
  CAS-BOT-BC254767  Poa bolanderi John Thomas Howell 1960-7-22 35919 Plumas Devil's Kitchen to Drakesbad 1828 Comment
  CHSC76159  Poa bolanderi G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-22 3072 Plumas Headwaters of south Fork Feather River, 10.6 miles northeast of La Porte on La Porte-Quincy Road. 1889 Comment
  CHSC97088  Poa bolanderi Lowell Ahart; Josephine Guardino 2007-7-21 14369 Plumas Around pine trees, about 20 yards north of a large meadow, about 100 yards east of the bridge, about 30 yards south of the Beckwourth Taylorsville Road, about 2 1/2 miles (air) northwest of the most northwest part of Lake Davis. 1793 Comment
  UC1024756  Poa bolanderi Leo Whitney 1934-8-26 2296 Plumas ca 15 mi n Beckwith (Willow Creek); Plumas Nat'l Forest 1950 Comment
  RSA641880  Poa bulbosa Michael A. Vincent 1999-6-8 8554 Plumas Plumas Nat'l Forest, Milford Ranger District, along FS 26N17 just north of FS 26N40; Comment
  CAS-BOT-BC255091  Poa compressa David D. Keck 1944-7-8 5435 Plumas Dixie Canyon Store, 2 miles SW of Crescent Mills on Indian Creek 1066 Comment
  UCD90903  Poa cusickii P. B. Kennedy; A. A. Heller 1907-7-5 8751 Plumas Red Clover Valley. Comment
  CHSC97202  Poa cusickii subsp. cusickii Lowell Ahart; Josephine Guardino 2007-7-20 14317 Plumas South of a small drainage, northeast edge of a large meadow, east of Lighting Tree Campground, east of the paved road, east side of Lake Davis. 1789 Comment
  CAS-BOT-BC255917  Poa nervosa Clare B. Hardham 1975-8-2 20488 Plumas Black Mt., Sierra Nevada 2133 Comment
  CDA14750  Poa nervosa G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-25 3307 Plumas Diamond Mountain Road 1.4 miles north-northeast of Engle Mine townsite. 1295 Comment
  CAS-BOT-BC247270  Poa palustris John Thomas Howell; Gordon H. True 1967-7-9 43255 Plumas North Fork of Feather River 4.3 miles southwest of Caribou 792 Comment
  CDA2376  Poa palustris L. Ahart, J. Dittes 2005-9-19 12371 Plumas On the east side of Taylor Lake, about 6 miles (air) southwest of Antelope Lake. Comment
  RSA300172  Poa palustris J. T. Howell 1961-9-23 36852 Plumas Indian Valley; Sierra Nevada 1082 Comment
  UCD169443  Poa palustris Lowell Ahart; John Dittes 2005-9-19 12371 Plumas About 6 miles (air) southwest of Antelope Lake. On the east side of Taylor Lake. 2076 Comment
  CAS-BOT-BC247381  Poa pratensis Lloyd W. Swift 1931-6-8 41 Plumas Plumas National Forest, Green Flat 1828 Comment
  CAS-BOT-BC247390  Poa pratensis Clare B. Hardham 1970-8-8 17701 E Plumas Road to Thompson Peak Lookout 2133 Comment
  SEINET264682 Image available Poa pratensis S. Scott sn Plumas Plumas National Forest ; Sierra Nevada Range eastern side Milford Ranger District 1829 Comment
  CDA19240  Poa secunda G. D. Barbe, T. C. Fuller 1982-6-17 3823 Plumas Plumas National Forest; South shore of Frenchman Reservoir (Lake), 0.4 mi E of Frenchman Dam. 1706 Comment
  SBBG684  Poa secunda A. A. Beetle 1941-6-28 2769 Plumas W side of Lake Almanor 1219 Comment
  UCD90393  Poa secunda Beecher Crampton 1954-5-11 1887 Plumas Sierra Valley, 7 miles S of Vinton. Comment
  CAS-BOT-BC236280  Poa secunda subsp. juncifolia David D. Keck 1944-7-8 5420 Plumas Feather River Inn, Mohawk Valley, Middle Fork Feather RIver 1356 Comment
  UC641681  Poa secunda subsp. juncifolia G. L. Stebbins 1939-7-9 2918 Plumas 2 mi w Vinton; Sierra Valley 1524 Comment
  CAS-BOT-BC242958  Poa secunda subsp. secunda A. A. Beetle 1941-6-28 2794 Plumas 10 miles W of Chester, route 36, mountain meadow near small stream Comment
  CAS-BOT-BC242977  Poa secunda subsp. secunda Anna Head 1962-6-18 37773 Plumas Sierra Valley near Beckwourth. 0.75 mile SW of Beckwourth on road to Sierraville 1487 Comment
  JEPS76227  Poa secunda subsp. secunda W. L. Jepson 1939-8-12 19381 Plumas branch of Last Chance Creek Ferris Creek 1767 Comment
  SEINET7865056  Poa secunda var. secunda A. A. Heller, P. B. Kennedy 1907-7-3 8706 Plumas Hills above Red Clover valley Comment
  RSA300165  Poa trivialis J. T. Howell, Gordon H. True 1968-6-10 44551 Plumas Quincy 1037 Comment
  UC1137044  Poa wheeleri August L. Hormay Plumas Long Canyon near R.R. Plots Long Canyon; Plumas Nat'l Forest Comment
  CAS-BOT-BC244319  Podagrostis humilis John Thomas Howell 1960-7-23 35954 Plumas Lassen Volcanic National Park. Drakesbad, Soda Spring 1828 Comment
  SEINET10496955  Polemonium caeruleum subsp. amygdalium Mary Susan Taylor 1981-6-18 Taylor 3938 Plumas T25N R12E sw/ne sec 25. Grizzly Valley quad. Along spring crossing Beckwourth- Genesee Rd, N of Crystal Greek, ca. 2 mi S of Notson Bridge, ca. 17 air mi NE of Blairsden. 5700 ft elev. 1737 Comment
  SEINET13759074  Polemonium micranthum W. Harnach, N. Harnach 2000-5-21 889 Plumas Sierra Valley, Ramelli Ranch 1489 Comment
  UC338271  Polemonium occidentale unknown Plumas Barton's meadow , Barton's meadow (Mohawk Valley) Comment
  UC1130352  Polygala cornuta var. cornuta G. T. Nordstrom 1934-7-9 194 Plumas 1 1/2 mi n Grizzly Hill; Plumas National Forest, Bidwell Bar Quadrangle Comment
  CHSC84450  Polygonum aviculare Lowell Ahart; John Dittes 2003-8-8 10486 Plumas On an old abandoned road, on the east side of Beckwourth Calpine Road, about 3 miles south of Beckwourth, Sierra Valley. 1482 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
  JEPS50555  Polygonum aviculare subsp. aviculare W. L. Jepson 1939-8-4 19333 Plumas Rock Creek Meadow Valley 1219 Comment
  CAS-BOT-BC414046  Polygonum aviculare subsp. aviculare Clare B. Hardham 1970-8-9 17716 DD Plumas Road to Thompson Peak Lookout 2133 Comment
  CAS-BOT-BC414171  Polygonum aviculare subsp. buxiforme Clare B. Hardham 1970-8-9 17716 X Plumas Road to Thompson Peak Lookout 2133 Comment
  CHSC115909  Polygonum douglasii L. P. Janeway 2015-7-29 11811 Plumas Northern High Sierra Nevada. Plumas National Forest; Sawpit Flat, along the road to Cleghorn Bar 2.5 road-km northwest of La Porte-Quincy Road; between Bird Creek, Onion Valley Creek, and Finger Board. 1926 Comment
  RSA0118634  Polygonum douglasii Lowell A. Ahart 2014-8-24 19744 Plumas Center of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air), north of La Porte. 1533 Comment
  RSA715664  Polygonum douglasii L. Ahart 2005-8-9 12261 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
  RSA88463  Polygonum douglasii J. T. Howell 1951-8-19 28193 Plumas Greenville. 1098 Comment
  JEPS102398  Polygonum douglasii subsp. douglasii Lowell Ahart 2001-7-17 8917 Plumas Meadows, on the west side of a poor logging road, east of a small branch of Butt Creek, about 2 1/2 miles (air) north of Humboldt Summit. 1828 Comment
  JEPS103488  Polygonum douglasii subsp. douglasii Lowell Ahart 2002-7-18 9868 Plumas On the S side of a small upper branch of Fall R., ca 100 yards N of Lumpkin Ridge Rd, ca 1 mile (air) SE of Tamarack Flat, ca 1/4 mile SW of Lumpkin Ridge Rd and road to Tamarack Flat, ca 1 1/2 miles (air) NW of Little Grass Valley Reservoir dam 1701 Comment
  CHSC91537  Polygonum douglasii subsp. johnstonii G. Douglas Barbe; T. C. Fuller 1982-7-16 3762 Plumas Sierra Nevada. Lava cap ridge 1.5 miles west of Wheeler Peak and 1 mile south of Beardsley Mine on forest road 3.8 mile south of Green Flat, Plumas National Forest. 1981 Comment
  CHSC102972  Polygonum douglasii subsp. spergulariiforme Lowell Ahart; John Dittes 2009-9-7 16897 Plumas Below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam. 1591 Comment
  JEPS50576  Polygonum douglasii subsp. spergulariiforme W. L. Jepson 1918-8-17 8030 Plumas Sierra Valley 1524 Comment
  CAS-BOT-BC418526  Polygonum minimum Mrs. E. C. Sutliffe 1920-9-1 s.n. Plumas Salmon Lake Comment
  CHSC32014  Polygonum minimum L. Ahart 1974-8-3 578 Plumas In small meadow above Hopkins Creek near Mt. Etna, ca. 10 mi ne of La Porte. 1828 Comment
  NY404588  Polygonum muehlenbergii Mrs. Ames s.n. Plumas Comment
  JEPS48944  Polygonum phytolaccifolium Esther C. Fritz 1933-7-27 Plumas Spanish Peak 2072 Comment
  CAS-BOT-BC420216  Polygonum sawatchense subsp. sawatchense D. E. Breedlove 1962-6-12 3456 Plumas On bank of Jackson Creek. In upper drainage of Middle Fork of Feather River, 1 mile southeast of Cromberg 1341 Comment
  CHSC102016  Polygonum sawatchense subsp. sawatchense L. P. Janeway; B. Castro 2009-8-29 9939 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
  UCSB15921  Polygonum sawatchense subsp. sawatchense Breedlove, Dennis 1962-6-12 Plumas On bank of Jackson Creek; in upper drainage of Middle Fork of Feather River, 1 mile southeast of Cromberg; Sierra Nevada 1341 Comment
  CAS-BOT-BC420213  Polygonum sawatchense subsp. sawatchense Lowell Ahart 1979-7-18 s.n. Plumas Ca. 1 mi W of Pilot Pk. Ca 1/4 mi S of Onion Valley and above road. 1800 Comment
  CHSC57309  Polygonum shastense L. P. Janeway 1984-9-1 1121 Plumas Broad ridge-top of Sierra crest near junction of Pacific Crest Trail and jeep trail (west of Long Lake). 2225 Comment
  CAS-BOT-BC421041  Polygonum spergulariiforme L. P. Janeway 1993-9-23 4602 Plumas Plumas National Forest, Beckwourth Ranger District. 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 Feaether River. 1498 Comment
  SJSU14707  Polygonum spergulariiforme N. A. Hopkins 1991-7-3 1695 Plumas by rd to Janesville just N of Red Clover Valley 1524 Comment
  CAS-BOT-BC233247  Polypogon maritimus Greg Sommers 1976-7-20 169 Plumas Sierra Valley Marsh, on flats away from channel crossed by metal bridge 1524 Comment
  CAS-BOT-BC237272  Polypogon monspeliensis M. S. Taylor 1982-8-27 5072 Plumas Ramelli Ranch, where Feather River crosses RR tracks, ca. 1.5 miles SW of Beckwourth 1487 Comment
  SEINET10507591  Polypogon monspeliensis Mary Susan Taylor 1982-8-27 Taylor 5072 Plumas T23N R14E s/ne sec 28. Portola quad. Ramelli Ranch, where Feather River crosses RR tracks and along river, ca. 1.5 mi sw of Beckwourth. 4880 ft. Plumas National Forest. 1487 Comment
  CHSC21314  Polystichum imbricans F. T. Griggs; A. Pass 1975-7-8 122 Plumas Buck's Lake Forest Service Survey. Comment
  CHSC97802  Polystichum scopulinum L. P. Janeway 2007-8-12 9165 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
  JEPS87814  Polystichum scopulinum Lowell Ahart 1994-7-22 7492 Plumas nw side of large twin rocks on ne side of Mt, Etna (s of Pacific Crest Trail) 1981 Comment
  UC2046776  Polystichum scopulinum Wendy Boes 2015-7-18 2015 -030 Plumas Growing to the southwests of Green Island Lake in the Green Island Lake Research Natural Area, Lassen National Forest. Comment
  RSA59330  Populus tremuloides E. K. Balls 1950-9-9 15776 Plumas Lakes Center Public Campground. Southern Plumas Co. 2043 Comment
  CAS-BOT-BC102702  Populus tremuloides John Thomas Howell 1960-7-18 35589 Plumas Drakesbad 1828 Comment
  CHSC7192  Populus trichocarpa Lynn R Thomas 1969-3-6 8 Plumas E side intersection of 4th St. and 3rd. Ave., 100 yds. W of N. Fork Feather River (s of Calif. 36), Chester. 1371 Comment
  CHSC46699  Porterella carnosula V. Oswald 1989-8-22 3950 Plumas Lost Lake, ca. 2 mi (air) nnw of Humbug Summit. 1950 Comment
  SEINET8040806  Porterella carnosula W. Harnach, N. Harnach 1990-5-25 322 Plumas Approx 5 miles S of Beckwourth, Marble Lane, ca 0.75 mile W of bridge. 1486 Comment
  CHSC46626  Potamogeton gramineus V. Oswald; L. Ahart, L. Hanson 1989-7-31 3908 Plumas Lake at the headwaters of Fowler (Slate) Creek, 6.5 mi (air) n of La Porte, 0.5 mi (air) w of Fowler Pk. Edge of a bog. 1670 Comment
  CHSC54427  Potamogeton gramineus Vernon H. Oswald 1991-7-17 4745 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
  CAS-BOT-BC452175  Potamogeton gramineus C. Etienne 1969-7-26 282 Plumas Pond off Middle Fork of Feather River; Hiway 89 near Graeagle; next to Feather River Park Resort entrance 1280 Comment
  RSA239266  Potamogeton natans Robert F. Thorne, Larry E. DeBuhr, C. W. Tilforth 1972-9-20 42322 Plumas Plumas National Forest: Snake Lake ca. 4 miles NW of Quincy. 1220 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
  CHSC34885  Potamogeton nodosus M. S. Taylor 1981-8-31 4261 Plumas Creek under RR tracks off spur rd 0.5 mi s of Hwy 70, near Mabie, ca. 3 mi w of Portola. 1463 Comment
  CAS-BOT-BC453921  Potamogeton pectinatus Fred Sommers 1976-8-10 199 Plumas Sierra Valley Marsh, in channel fed by Marble Hot Springs. 1524 Comment
  CAS-BOT-BC6235  Potentilla aperta Amos Arthur Heller; P. B. Kennedy 1907-7-18 8882 Plumas Beckwith Comment
  NY436141  Potentilla aperta A. A. Heller 1907-7-18 8882 Plumas Beckwith Comment
  RSA0005605  Potentilla aperta A. A. Heller, P. B. Kennedy 1907-7-18 8882 Plumas Beckwith Comment
  CHSC73430  Potentilla bruceae B. Castro; L. Gehrung 1995-8-31 609 Plumas Mosquito Flat Mdw. Ca 2.5 air mi S of Bucks Lake, and ca 0.1 mi S of the 'Mosquito Flat' area on maps. Meadow on Mosquito Creek, S of USFS Rd 23N57 as it heads E, ca 0.6 mi SE of its jcn with Rd 23N18. 1676 Comment
  UCR60738  Potentilla glandulosa B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-29 0955 Plumas Sierra Nevada Mountains, Plumas National Forest c. 6 mi north of Gold Lake on Gold Lake Road, and 2.6 mi west of junction with Hwy 89 1585 Comment
  RSA90486  Potentilla glandulosa subsp. ashlandica H. A. Thomas 1936-6-28 154 Plumas Trail between Gold and Silver lakes 1860 Comment
  JEPS15482  Potentilla gracilis Joseph and Hilda W. Grinnell 1938-6-11 1095 a Plumas meadows near Mohawk; meadows near Mohawk 1341 Comment
  CDA14030  Potentilla gracilis var. fastigiata G. F. Hrusa, B. A. Smith 1996-8-8 13478 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
  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
  CAS-BOT-BC540075  Potentilla gracilis var. fastigiata Anna Head 1920-7-25 s.n. Plumas Lake Center 1920 Comment
  CAS-BOT-BC540414  Potentilla gracilis var. fastigiata Walter Knight; John Thomas Howell; Gordon True 1969-6-24 2466 Plumas Sierra Nevada, Butterfly Area, in vicinity of Darlingtonia Bog 1097 Comment
  CHSC110301  Potentilla millefolia B. Castro; L. P. Janeway 2006-6-3 1569 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
  CHSC100368  Potentilla norvegica Lowell Ahart 2008-9-10 15395 Plumas Below the high water line of Little Grass Valley Reservoir, north of the South Fork of the Feather River, southwest of the horse camp, about 4 1/2 miles (air) north of La Porte. 1537 Comment
  SBBG3116  Poterium sanguisorba H. and M. Dearing 1938-6-25 2261 Plumas near Greenville Comment
  UC877754  Primula suffrutescens Mrs. E. C. Sutliffe Aug. 1917 Plumas mountains near Blairsden; mountains near Blairsden Comment
  CHSC13643  Prunella vulgaris var. lanceolata M. S. Taylor 1974-7-3 303 Plumas Abundant along roadside in vicinity of Fern Glen, ca. 1 mi s of Darlingtonia Bog, in Butterfly Valley Botanical Area, ca. 5 mi nw of Quincy. 1173 Comment
  RSA52867  Prunella vulgaris var. lanceolata R. Weatherby 1950-7-7 1449 Plumas Gansner Creek, Quincy. 1220 Comment
  CAS-BOT-BC158144  Prunus emarginata Anna Head 1921-6-25 s.n. Plumas Lake Center Camp, Feather River Region Comment
  UCSB27407  Prunus emarginata Kunze, G. 1971-6-6 Plumas California 89, 5 miles south of Canyon Dam. 1158 Comment
  SEINET10483446  Prunus emarginata Mary Susan Taylor 1981-7-17 Taylor 4046 Plumas T21N R12E ne/sw sec 7, Sierra City NW quad; Lakes Basin, Long Lakes trail on S ridge above Long Lake, ca. 6 air mi S of Mohawk; 6500 ft elev. 1981 Comment
  SEINET10483447  Prunus emarginata Mary Susan Taylor 1982-5-25 Taylor 4531 Plumas 4800 ft. T23N R10E nw/sw sec 25. Blue Nose Mt quad. Jct of Peoria Creek Rd (23N10), and Cold Water Creek, 2.5 mi n of Nelson Creek Bridge, ca. 4 air mi sw of Sloat. 1463 Comment
  SBBG33124  Prunus virginiana var. demissa K. K. Muller 1963-8-17 1246 Plumas near Quincy Comment
  UCD113535  Prunus virginiana var. demissa Tracy I. Storer 1961-5-25 s.n. Plumas State Highway 40A, 6.5 miles east of Quincy. 1097 Comment
  CHSC95005  Pseudognaphalium luteoalbum Lowell Ahart 2006-10-23 13474 Plumas On the west side of Slate Creek (there is a large gravel flat caused by the dam), about 30 yards south of where the road ends, about 20 yards north of the dam across Slate Creek, about 1/8 mile northeast of Scales Road, about 5 1/2 miles (air) northeast of Strawberry Valley. 1281 Comment
  CAS-BOT-BC356985  Pseudognaphalium luteoalbum Walter Knight; Irja Knight; John Thomas Howell 1966-7-27 1454 Plumas Butterfly Botanical Area and Vicinity. In bed of Spanish Creek near confluence of Butterfly Creek 883 Comment
  CHSC34905  Pseudognaphalium thermale M. S. Taylor 1981-9-2 4263 Plumas W side of 26N18, ca. 1 mi s of Onion Flat, ca. 3 mi w of Indian Falls. 1463 Comment
  UC579272  Pseudognaphalium thermale C. G. Albertus 1935-8-9 258 Plumas 4.5 mi ne of Quincy; Downieville Quadrangle 1219 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
  CHSC89913  Pseudostellaria jamesiana N. L. Jurjavcic 2004-6-27 Plumas Northern High Sierra Nevada. Along the perimeter of the northwestern arm of Little Grass Valley Reservoir. Adjacent to a trail. 1524 Comment
  JEPS87622  Pseudostellaria jamesiana Lowell Ahart 1994-7-7 7452 Plumas about 3/4 mi (air) se Pilot Peak (on Bunker Hill Ridge, on n side of Pacific Crest Trail); n side of Pacific Crest Trail, Bunker Hill Ridge 2011 Comment
  RSA0006061  Pseudostellaria sierrae Richard K. Rabeler, Barbara Ertter, T. Morosco, J. Shevock 1997-6-14 1290 Plumas 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. 1462 Comment
  UC1061646  Pseudotsuga menziesii Herbert L. Mason Plumas Comment
  HSC93539  Psilocarphus oregonus G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-24 3184 Plumas Mt. Hough-Crystal Lake Rd. at junction of Howells Rd. to Tollgate Creek, 2.5 mi. NE of Quincy junction 1280 Comment
  CAS-BOT-BC362000  Psilocarphus tenellus Mrs. H. C. Cantelow 1940-5-10 s.n. Plumas 2 1/2 miles west of Buck's Lake Comment
  CAS-BOT-BC72608  Pteridium aquilinum John Thomas Howell 1960-7-20 35744 Plumas Boiling Springs Lake 1798 Comment
  SFV8528  Pteridium aquilinum var. pubescens J. I. Mallory 1969-8-21 355 Plumas Sierra Nevada 1.5 miles north-northwest of Camel Peak and 9 miles west-northwest of La Porte. 1524 Comment
  CAS-BOT-BC453561  Pterospora andromedea John Thomas Howell 1960-7-20 35780 Plumas Lassen Volcanic National Park: Between Boiling Springs Kale and Terminal Geyer 1859 Comment
  CHSC69704  Pycnanthemum californicum Vernon Oswald; Lowell Ahart 1997-9-18 8881 Plumas Forest Road 26N25 at Soda Ravine, ca. 4.5 mi west of Butte Valley Reservoir. 1249 Comment
  CHSC116382  Pycnanthemum californicum Sara M. Taylor; Scott Batiuk 2012-9-11 69 Plumas Mulligan Slide. From Quincy head west on Hwy 70, right onto Spanish Creek Road, right onto Rd 25N59, go west~ 1.1 km, left onto unnamed road~480 m. UTM zone 10, NAD 83, 4428382 N, 660731 E. 1548 Comment
  CHSC33882  Pyrola aphylla M. S. Taylor 1981-7-21 4078 Plumas NE corner of jct 25N42 and 401, e and above Squirrel Creek, ca. 3 air mi n of Spring Garden. 1371 Comment
  CAS-BOT-BC466007  Pyrola picta Anna Head 1921-7-11 s.n. Plumas Indian Peak, Feather River Region Comment
  CAS-BOT-BC466101  Pyrola picta Alice Eastwood 1927-6-12 14528 Plumas United States Forest Reserve: Forest Lodge near Greenville Comment
  SD7831  Pyrola picta f. aphylla Mrs. R. M. Austin 1887-1 Plumas American Valley Comment
  CHSC34935  Pyrrocoma hirta var. lanulosa M. S. Taylor 1981-7-7 3989 Plumas On ne side of Beckwourth-Genesee Rd at its jct with Beckwourth-Milford Rd, in Squaw Valley, ca. 12 air mi n of Beckwourth. 1706 Comment
  CAS-BOT-BC328159  Pyrrocoma lucida Roxana S. Ferris 1951-9-14 12469 Plumas Between Graeagle adn Calpine just north of Sierra County line (State Highway 89) Comment
  CHSC84502  Pyrrocoma lucida John Dittes; Lowell Ahart 2003-8-8 2003 -82 Plumas Northern High Sierra Nevada; northwest edge of Sierra Valley, ca. 3.9 air-miles east of Portola, ca. 0.7 air-mile southwest of Beckwourth, ca. 0.1 air-mile south of Middle Fork Feather River. Meadow at edge of Beckwourth-Calpine Road (A23). 1488 Comment
  JEPS100332  Pyrrocoma lucida Dean W. Taylor 2001-7-19 17837 Plumas Doyle Grade 0.5 miles East of Meadow View Guard Station 1859 Comment
  UC295911  Pyrrocoma lucida Katharine Brandegee 1913-1 Plumas Portola Comment
  JEPS100318  Pyrrocoma racemosa var. paniculata Dean W. Taylor 2001-7-20 17845 Plumas Diamond Mountains, Snow Lake (ca. 2 air miles east of Frenchman Lake), growing on the edge of Forest Road 24N44 just southeast of the lake 1859 Comment
  CAS-BOT-BC62433  Quercus chrysolepis M. B. Kildale 1926-9-11 2765 Plumas North Fork [Flatla] River on road between Greenville & Quincy 1219 Comment
  SBBG111334  Quercus chrysolepis J. M. Tucker 1948-7-25 1750 Plumas 1.3 mi E of Camp 18, area of Camel's Pk 1219 Comment
  UCD45565  Quercus chrysolepis var. nana E. Nourse 1934-9-7 35 Plumas two miles southeast of Nelson Point. Altitude 5500 feet. 1676 Comment
  UC1748319  Quercus garryana var. semota James D. Jokerst, R. A. Schlising, and L. Ahart 1985-8-12 2559 Plumas Red Mountain Road 1.1 mi above jct. with Rich Gulch Road, N of Hwy. 70 1584 Comment
  UC1135651  Quercus kelloggii C. W. Hanks 1934-8-18 58 Plumas nw Upper Long Valley Plumas National Forest, Sierraville Quad. 1676 Comment
  CAS-BOT-BC362684  Raillardella argentea John Thomas Howell 1951-6-28 27724 Plumas Eureka Peak 2225 Comment
  RSA712805  Ranunculus alismifolius var. hartwegii L. P. Janeway 2005-6-12 8417 Plumas High Cascade Range, E side of Feather River Meadows 0.8 km N of Rice Creek and N Fork Feather Five confluence. 1631 Comment
  SJSU14354  Ranunculus andersonii N. A. Hopkins 1990-5-12 1614 Plumas 16.5 mi NW of Beckwourth on N side of rd to Genesee Comment
  CAS-BOT-BC379213  Ranunculus aquatilis Gordon H. True; John Thomas Howell 1968-6-10 44546 Plumas Quincy 488 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
  NY493015  Ranunculus aquatilis var. diffusus R. M. Austin 1875-1 95 Plumas Comment
  UC118215  Ranunculus flammula T. S. Brandegee 1892-7-4 Plumas Prattville Comment
  CHSC32868  Ranunculus flammula var. ovalis L. Ahart 1980-9-17 2651 Plumas On the s side of the small lake ca. 0.5 mi w of Fowler Peak, ca. 8 mi n of La Porte. 1600 Comment
  UCSB46164  Ranunculus hystriculus Reisentz, Paul 1979-5-12 Plumas Injun Jim Campground, 6.7 miles south of Beldon. Comment
  CHSC42199  Ranunculus occidentalis Julie L. Brown 1986-4-13 Plumas Ca 1.6 km w of Butterfly Valley Botanical Garden on Butterfly Valley Rd., 1.6 km sw of Hwy 70, ca. 34 km ne of Chico and 8 km s of Quincy. 909 Comment
  SEINET5338809  Ranunculus occidentalis var. dissectus M. Foster 1988-5-30 150 Plumas Grizzly Valley Quad. 1 mile west of Lake Davis, 12 miles north by NW of Portola. 1768 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
  JEPS23630  Ranunculus uncinatus Esther C. Fritz 1933-8-1 Plumas above Camp Califorest (UC Forestry Camp) (just off Meadow Valley); Schneider Meadow 1188 Comment
  UC870866  Rhamnus Mrs. E. C. Sutliffe Aug 1917 Plumas near Blairsden Comment
  SD10097  Rhamnus alnifolia Mrs. R. M. Austin 1879-1 Plumas Big Spring, Big Meadows Comment
  RSA169466  Rhamnus purshiana L. S. Rose 1963-6-3 63115 Plumas Butterfly Valley, 2 miles SW of Keddie. 1189 Comment
  RSA517191  Rhamnus rubra J. T. Howell 1975-6-16 51134 Plumas Transition zone coniferous forest, 2 miles NW of Spring Garden 1174 Comment
  CAS-BOT-BC56577  Rhododendron columbianum Anna Head 1920-7-9 s.n. Plumas Bear Lake, Lake Center Camp, Feather River region 1920 Comment
  SD46616  Rhododendron occidentale Robert J. Weatherby 1955-6-16 1531 Plumas Head of Berry Creek, above Virgilia, Feather River Canyon. 1520 Comment
  RSA600533  Rhynchospora alba L. C. Wheeler 1959-7-16 7577 Plumas Butterfly Valley. Comment
  CHSC72467  Rhynchospora capitellata L. P. Janeway 1998-9-10 6269 Plumas Butterfly Valley Botanical Area; southwest edge of the main darlingtonia bog below Road 25N47 (Sweetwater Marsh) 0.3 mi south of Road 417. 1164 Comment
  CAS-BOT-BC111919  Rhynchospora glomerata var. capitellata John Thomas Howell 1976-7-15 51869 Plumas Snake Lake, about 4 miles northwest of Quincy. 1219 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
  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
  CDA14751  Ribes nevadense G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-25 3309 Plumas Diamond Mountain Road 1.4 miles north-northeast of Engle Mine townsite. 1295 Comment
  CHSC21346  Ribes nevadense F. T. Griggs; A. Pass 1975-7-7 85 Plumas Gold and Silver Lakes. Comment
  JEPS115169 Image available Ribes nevadense Lowell Ahart, John Dittes 2009-7-15 16080 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
  UC2042977  Ribes nevadense Barbara Ertter with Gary Schoolcraft 1990-5-14 8975 Plumas East side of mountain above Crescent Mill, E of Round Valley Reservoir. Comment
  UC567236  Ribes roezlii E. Sawyer 1935-5-27 42 Plumas 3 mi nnw Kirby; Sierraville Quadrangle 1615 Comment
  CAS-BOT-BC186231  Ribes roezlii var. roezlii John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54239 Plumas About 3 miles southeast of Mt. Hough on road to Quincy 1737 Comment
  CAS-BOT-BC168779  Ribes viscosissimum Anna Head 1921-6-23 s.n. Plumas Lake Center Camp - Feather River Region Comment
  SEINET10473936  Rigiopappus leptocladus Mary Susan Taylor 1982-6-28 Taylor 4771 Plumas T23N R14E nw/ne sec 27. Portola quad. Ramelli Ranch, between Calpine Rd (109), and cow pastures; s side of Hwy 70, ca. 1 mi w of Beckwourth. 4880 ft. Plumas National Forest property. 1487 Comment
  SEINET10473937  Rigiopappus leptocladus Mary Susan Taylor 1982-6-10 Taylor 4623 Plumas T23N R15E se/sw sec 7. Reconnaissance Peak quad. Both sides of 23N72, 0.5 mi w of Table Rock, ca. 2.5 mi ne of Beckwourth. Granitic soils. 5400 ft. 1646 Comment
  CAS-BOT-BC74628  Rorippa curvisiliqua John Thomas Howell 1961-9-23 36873 Plumas Sierra Nevada. Cooks Creek near Engelmine. 1082 Comment
  JEPS115563  Rorippa curvisiliqua var. curvisiliqua Lowell Ahart, John Dittes 2009-7-27 16166 Plumas On damp soil, bottom of a small dry pond, headwaters of Grizzly Gulch, 2.1 miles (air) northeast of Butt Valley Reservoir Dam 1479 Comment
  CHSC94850  Rorippa nasturtium-aquaticum Lowell Ahart 2006-10-8 13398 Plumas Gravel bar on the west side of Chips Creek, just south of the bridge on Highway 70, about 1 1/4 miles southwest of Belden. 715 Comment
  JEPS48546  Rorippa nasturtium-aquaticum John W. Duffield 1937-5-26 Plumas Schneider Creek above and w Meadow Valley (sw Plumas County); Bucks Lake Quad., Schneider Creek above and w Meadow Valley Comment
  HSC94144  Rosa californica B. Villegas 1999-7-8 Plumas Frenchman's Lake Rd. Comment
  CAS-BOT-BC148178  Rosa gymnocarpa C. R. Quick 1954-8-4 54 -05 Plumas Lake Almanor-Humbug Valley Road Comment
  CAS-BOT-BC148182  Rosa gymnocarpa Alice Eastwood 1927-6-1 s.n. Plumas Forest Lodge Comment
  HSC102789  Rosa gymnocarpa L. Ahart, John Dittes 2009-7-15 16078 Plumas About 2.8 air miles SE of Butt Valley Reservoir Dam, NE of Forest Service Rd. 26N67, south side of FS Road 26N671 1703 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
  CAS-BOT-BC149734  Rosa woodsii subsp. ultramontana Alice Eastwood 1927-6-1 14906 Plumas On road from [Chilcott] Chilcoot, United States Forest Reserve Comment
  UC338281  Rubus parviflorus unknown 1889-6-26 Plumas Mohawk Valley Comment
  CAS-BOT-BC156919  Rubus ursinus M. S. Taylor 1982-5-23 4518 Plumas S side of Caribou Rd, ca. 1/10 mi n of its jct with Hwy 70, ca. 3 mi e of Belden 731 Comment
  CAS-BOT-BC156923  Rubus ursinus Walter Knight; Irja Knight 1966-6-18 1318 Plumas Butterfly Valley 1036 Comment
  CHSC108092  Rudbeckia occidentalis var. occidentalis Lowell Ahart 2011-9-17 17665 Plumas On the north side of an unnamed stream that flows east into Little Grass Valley Reservoir and opposite the Black Rock, about 30 yards west of the paved road, about 1/8 mile west of Little Grass Valley Reservoir. 1595 Comment
  SEINET10479371  Rumex acetosella Lowell Ahart, Peter Ahart 1985-9-26 Ahart 5170 Plumas Below the high water line of Little Grass Valley Reservoir, where the South Fork of the Feather River flows into the lake, about 4 1/4 miles north-east of La Porte. Comment
  CAS-BOT-BC433317  Rumex crispus John Thomas Howell 1960-7-18 35528 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  CHSC73982  Rumex salicifolius var. triangulivalvis B. Castro; L. Gehrung, H. Durio 1996-7-3 669 Plumas Placer Diggings site, ca 4 air mi NE of La Porte, 0.5 mi SE of the South Branch of Slate Creek, and 1.6 mi W of HowlandFlat, W of Co. Rd 690. Along perennial tributary to Sacketts Gulch, in drying soil around edge of pond downslope from spring. 1566 Comment
  SEINET3840880  Sagina saginoides G. Douglas Barbe, Thomas C. Fuller, J. T. Howell 1981-6-24 3223 Plumas One mile suoth of junction of Mount Hough-Crystal Lake Road with China Grade Road (road to Taylorsville), Rhinehart meadow 1680 Comment
  POM119223  Sagittaria Marcus E. Jones 1897-7-5 s.n. Plumas Prattville. 1372 Comment
  CHSC118838  Salix Amy Rachkowski 2015-8-7 2015009 Plumas Plumas National Forest. Located east of Taylor Lake, southwest of the junction of Forest Service road 27N57 and 27N10. UTM 695757 E, 4446744 N, NAD83 Zone 10N. 1990 Comment
  CHSC54416  Salix eastwoodiae Vernon H. Oswald 1991-7-17 4751 Plumas Little Willow Lake located on the south border of the park, ca. 2.5 miled (air) south-southeast of Drakesbad. 1828 Comment
  UC1134850  Salix eastwoodiae F. W. Embree 1934-6-6 76 Plumas Three Lakes; Plumas Nat'l Forest, Bidwell Bar Quadrangle Comment
  UC846411  Salix eastwoodiae Joseph Andorfer Ewan 1934-7-16 8503 Plumas Mt. Elwell trail above Bear Lakes 1981 Comment
  RSA754548  Salix exigua L. Ahart, John Dittes, Josephine Guardino 2009-7-29 16222 Plumas Below the high water line of Lake Almanor, 1849 feet NW of Lake Almanor Dam. 1591 Comment
  CAS-BOT-BC103884  Salix exigua John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-25 54345 Plumas Near mouth of Lights Creek 1371 Comment
  CAS-BOT-BC107967  Salix geyeriana John Thomas Howell; Gordon H. True; Walter Knight; Irja Knight 1968-6-11 2396 Plumas End of Butterfly Valley toward canyon - Sierra Nevada Comment
  SD46501  Salix geyeriana Robert J. Weatherby 1950-8-11 1524 Plumas creek bed in springy area, side of Mt. Elwell, Lake Basin area 2225 Comment
  UC525904  Salix geyeriana C. R. Ball, Emily Smith, and Mrs. H. P. Bracelin 1932-7-25 697 Plumas Fork of Feather R. ca. 5 mi s.w. of Prattville Comment
  CHSC110599  Salix jepsonii B. Castro; L. Janeway 2006-6-3 1575 Plumas Northern High Sierra Nevada. NE side of Lower Thompson Valley 1.25 mi N of the mouth of McReynolds Creek at Red Clover Creek. 1670 Comment
  CHSC61706  Salix jepsonii Vernon H. Oswald; Lowell Ahart 1993-8-25 5862 Plumas North Arm of Rice Creek SE of Twin MDws., ca. 0.2 mi upstream from the S boundary of Lassen Volcanic Park. 1987 Comment
  SEINET11990954  Salix lasiandra W. Knight, Knight, I. 1983-1 4945 Plumas North Fork of Feather River and Warner Creek, Yellow Pine Forest, road between chester adn Drakesbad 1463 Comment
  CAS-BOT-BC125310  Salix lasiandra var. lasiandra John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-26 54388 Plumas 0.3 miles southwest of Bucks Summit on road to Bucks Lake 1645 Comment
  CHSC112117  Salix lasiandra var. lasiandra L. P. Janeway 2014-7-15 11555 Plumas Northern High Sierra Nevada. Plumas National Forest. Happy Valley, about 6.4 air-km northeast of Crombeerg; along Long Valley Creek in the southwest corner of Happy Valley (the lower corner of the meadow complex). 1717 Comment
  CAS-BOT-BC124793  Salix lemmonii Alice Eastwood 1918-5-25 7005 Plumas Portola Comment
  CAS-BOT-BC124796  Salix lemmonii John Thomas Howell 1960-7-20 35724 Plumas Drakesbad 1828 Comment
  CAS-BOT-BC124804  Salix lemmonii John Thomas Howell 1961-9-23 36829 Plumas Indian Valley 1082 Comment
  HSC100771  Salix lemmonii Lowell Ahart, John Dittes 2007-6-16 14128 Plumas S side of County Rd. 111 (Beckwourth Gensee Rd.), 50 yd. E of F.S. Rd. 24N08, Red Clover Valley, 2 (air) mi. N of Lake Davis (N end). 1648 Comment
  RSA201311  Salix lemmonii J. T. Howell 1960-7-20 35725 Plumas Drakesbad. 1677 Comment
  CAS-BOT-BC125110  Salix ligulifolia C. R. Ball; Mrs. H. P. Bracelin; Beryl Kautz 1931-5-31 393 Plumas North Fork of Feather River, at Chester 1350 Comment
  UC482028  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
  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-BC129352  Salix melanopsis unspecified 1931-5-27 7 Plumas Plumas Meadows Comment
  CAS-BOT-BC129387  Salix melanopsis M. S. Taylor 1982-5-13 4438 Plumas Along Spanish Creek, Gansner Park, Quincy 1036 Comment
  RSA232883  Salix melanopsis L. S. Rose 1968-6-10 68090 Plumas Quincy. 1037 Comment
  SBBG57919  Salix melanopsis C. R. Ball, Mrs. H. P. Bracelin, B. Kautz 1931-5-31 396 Plumas N Fork of Feather River, at Chester 1350 Comment
  CAS-BOT-BC129395  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
  CHSC115799  Salix orestera Lowell Ahart; John Deurloo 2015-8-25 20532 Plumas On the bottom of the Bean Hill Mine, hydraulic mine in serpentine, 2.8 miles (air) east-northeast of Silver Lake, 3.3 miles (air)south Twain, 7.8 miles (air) west-northwest of Quincy. 1367 Comment
  CDA5752  Salvia aethiopis T. C. Fuller 1961-11-29 9303 Plumas Indian Valley; Hannon property, North Road, 4.5 miles east of Greenville. 0 Comment
  CAS-BOT-BC235027  Sambucus Alice Eastwood 1927-6-17 14674 Plumas United States Forest Reserve, Long Valley Comment
  CAS-BOT-BC238841  Sambucus nigra subsp. caerulea Anna Head 1921-8-8 s.n. Plumas Above road from Lake Center Camp to Gold Lake, Feather River Region Comment
  CHSC21177  Sambucus racemosa var. microbotrys F. T. Griggs; A. Pass 1975-7-16 190 Plumas Buck's Lake Forest Service Survey Comment
  CDA17223  Sanguisorba annua G. F. Hrusa, P. Kerr, S. Winterton 2004-6-25 16326 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
  CHSC108709  Sanicula graveolens B. Castro; L. P. Janeway 2001-7-22 1349 Plumas N. Sierra Nevada High. Between Frenchman Hill and the NW end of Red Mtn, on a low peak along ridge. Alongside road (the western extension of USFS Rd 23N69). 1798 Comment
  JEPS87743  Sanicula graveolens Lowell Ahart 1994-6-15 7340 Plumas about 1 air mi w of Little Grass Valley Reservoir (about 200 yards e of logging road near intersection of Lumpkin Ridge Road and the road to Tamarack Flat) 1767 Comment
  CDA18481  Sanicula graveolens G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-24 3237 Plumas Sierra Nevada; 0.2 mile south of junction, Mt. Hough-Crystal Lake Road and China Grade (road to Taylorsville). 1737 Comment
  CHSC45884  Sanicula tuberosa Lowell Ahart 1979-7-18 1983 Plumas In a small meadow, along Cleghorn Bar Road, about 1 mile west of the Quincy La Porte Road, about 2 miles west of Pilot Peak, about 12 miles north of La Porte. 1676 Comment
  JEPS28596  Sanicula tuberosa George W. Gillett 1957-7-13 761 Plumas below Sifford Lakes (on direct route to the Devils Kitchen, Lassen Volcanic National Park); Lassen Volcanic National Park 2057 Comment
  UCD128048  Sanicula tuberosa John Thomas Howell 1960-7-19 35692 Plumas Lassen Volcanic National Park, Drakesbad. 1676 Comment
  CAS-BOT-BC466217  Sarcodes sanguinea Elmer I. Applegate 1929-6-21 5796 Plumas Between Kelly's Camp and Drankesbad, Warner Valley, Mt. Lassen region Comment
  SEINET10874401  Sarcodes sanguinea Mary Susan Taylor 1982-6-2 Taylor 4588 Plumas T23N R12E se/nw sec 29. Johnsville quad. W side of spur rd off 23N49, 0.5 mi s of its jct to 23N49, just sw of Mt Jackson, 3 mi n Mohawk line. 1524 Comment
  CHSC37780  Sarracenia alata M. S. Taylor 1982-9-2 5089 Plumas Butterfly Valley Botanical Area. ... Field redacted by CHSC, contact the data manager for more information 1188 Comment
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Apr 13 2006
  CAS-BOT-BC401520  Sarracenia flava M. S. Taylor 1982-9-2 5089 Plumas In Darlingtonia bog just s of the switchback, Butterfly Valley Botanical Area, ca. 1 mi w of Keddie 1188 Comment
  SEINET10904415  Sarracenia flava Mary Susan Taylor, H. Swanson 1982-9-2 Taylor 5089 Plumas T25N R9E ne/se sec 20. Greenville SW quad. Butterfly Valley Botanical Area, in bog just s of switchback, ca. 1 air mi w of Keddie. 3900 ft. 1189 Comment
  SEINET10483035  Saxifraga aprica Mary Susan Taylor, G. Rotta 1982-5-18 Taylor 4472 Plumas T26N R9E nw/ne sec 7. Almanor NE quad. On serpentine, both sides of spur rd off 26N18, ca. 0.5 mi se of Long Valley Mine, ca. 4 air mi w of Greenville. 5500 ft. 1676 Comment
  SEINET11763397  Scheuchzeria palustris R. M. Austin 1883-1 s.n. Plumas no further locality Comment
  CHSC44267  Scheuchzeria palustris subsp. americana Vernon Oswald 1988-7-19 3609 Plumas Willow Lake located se of Drakesbad just s of the boundary of Lassen Volcanic National Park. On a peat island on the s side of the lake. 1676 Comment
  CAS-BOT-BC111855  Schoenoplectus subterminalis Lowell Ahart 1980-9-17 2655 Plumas In lake, 1/2 mile west of Fowler Pk. 1600 Comment
  CHSC32892  Schoenoplectus subterminalis L. Ahart 1980-9-17 2655 Plumas Along the ne side of the lake, ca. 0.5 mi w of Fowler Peak, ca. 8 mi n of La Porte. 1600 Comment
  JEPS112947  Scirpus congdonii Dean W. Taylor 2001-8-2 17885 Plumas meadow on northwestern flank Lexington Hill along Forest Road 21N15 ca. 0.3 miles N of junction of Forest Road 21N05Y (ca. 1.5 air mile W of La Porte) 1676 Comment
  RSA66725  Scirpus congdonii J. T. Howell 1951-6-27 27602 Plumas McRae Meadow. 1982 Comment
  CHSC52557  Scirpus microcarpus K. R. Stern 1985-6-25 8312 Plumas Vicinity of Blairsden. 1402 Comment
  JEPS102749  Scirpus microcarpus Lowell Ahart 2001-7-23 9001 Plumas Meadow, on the south side of a poor logging road, start of a small branch of Butt Creek, about 2 1/2 miles (air) north of Humboldt Summit. 1828 Comment
  UC1100830  Scirpus microcarpus Malcolm A. Nobs, S. Galen Smith 1949-8-19 1441 Plumas bog and marsh at Butterfly Valley Comment
  CAS-BOT-BC111004  Scirpus microcarpus D. H. Esplin; R. K. Gierisch 1968-10-3 7 Plumas Crocker guard Sta. horse pasture 1737 Comment
  JEPS63303  Scutellaria antirrhinoides Hilda W. Grinnell 1934-6-1 Plumas 7 mi sw of Westwood (near Lake Almanore) Comment
  SD6637  Scutellaria galericulata R. M. Austin Jul 1882 Plumas Prattville Comment
  CAS-BOT-BC214247  Scutellaria nana Michael A. Vincent 1999-6-8 8557 Plumas Along FS 26N16 between FS 26N17 and Doyle's Crossing Bridge, Plumas National Forest, Milford Range District 1402 Comment
  UC584299  Scutellaria nana G. L. Stebbins Jr. and J. A. Jenkins 1937-7-9 2273 Plumas sw of Diamond Mountain (s of Susanville) 2164 Comment
  RSA58829  Sedum obtusatum R. Weatherby 1950-8-11 1510 Plumas Trail to Long Lake, Lakes Basin Area. 1982 Comment
  NY388004  Sedum plumasanum P. C. Hutchison 1961-6-14 2122 Plumas Canyon of the North Fork of the Feather River along highway US. On serpentine cliffs above Rich Bar. 40 Comment
  CAS-BOT-BC59124  Sedum spathulifolium John Thomas Howell; Gordon H. True 1969-6-23 45822 Plumas On Middle Fork of Feather River, at Nelson Point 1249 Comment
  CAS-BOT-BC63844  Sedum spathulifolium Anna Head 1920-6-5 s.n. Plumas Camp Rodgers, Feather River Region. 701 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
  RSA212167  Selaginella wallacei Lewis S. Rose 1967-5-8 67071 Plumas 3.5 miles SW of Belden, N fork of Feather River. 762 Comment
  CAS-BOT-BC363368  Senecio aronicoides Volney Rattan 1884-6-1 s.n. Plumas Unspecified Comment
  CHSC91475  Senecio aronicoides L. P. Janeway 2005-6-26 8442 Plumas Northern High Sierra Nevada. Steep east-facing slope above Road 24N04, 0.3 km south of crossing of North Valley Creek (between North Valley Meadows and Lynch Meadows). 1347 Comment
  CAS-BOT-BC341174  Senecio hydrophiloides A. A. Heller; P. B. Kennedy 1907-7-17 8878 Plumas Red Clover Valley Comment
  SJSU15156  Senecio hydrophiloides N. A. Hopkins 1993-6-16 1730 Plumas by Beckwourth-Janesville Rd N of Milford Fork 1524 Comment
  UC1192093  Senecio hydrophilus Malcolm A. Nobs, S. Galen Smith 1949-8-19 1409 Plumas ca 2 mi s Greenville; Indian Valley Comment
  SEINET3148726  Senecio hydrophilus E. K. Balls 1950-9-6 15685 Plumas Road from Quincy to East Quincy 1097 Comment
  CAS-BOT-BC363919  Senecio integerrimus var. exaltatus John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54238 Plumas About 3 miles southeast of Mt. Hough on the road to Quincy 1737 Comment
  CAS-BOT-BC363923  Senecio integerrimus var. exaltatus G. Schoolcraft 1987-5-5 1694 Plumas Harrison Ranch 1584 Comment
  CAS-BOT-BC363926  Senecio integerrimus var. exaltatus Mary Strong Clemens 1920-5-4 s.n. Plumas Greenville Comment
  CDA19241  Senecio integerrimus var. exaltatus G. D. Barbe, T. C. Fuller 1982-6-17 3822 Plumas Plumas National Forest; South shore of Frenchman Reservoir (Lake), 0.4 mi E of Frenchman Dam. 1706 Comment
  CHSC37028  Senecio integerrimus var. exaltatus M. S. Taylor 1982-5-7 4416 Plumas Ramelli Ranch, s side of Feather River, ca. 1/4 mi e of Calpine Rd (109), ca. 1/2 mi sw of Beckwourth. 1487 Comment
  CHSC85678  Senecio integerrimus var. exaltatus G. Douglas Barbe; T. C. Fuller 1982-6-15 3691 Plumas Sierra Nevada foothills. East-facing slope, 0.8 mile west of junction of road to Red Hill Lookout and road to Cherry Hill (U.S.F.S. Road #26N22F); 3.3 miles east of Red Hill Summit, Plumas National Forest. 1493 Comment
  JEPS113372  Senecio integerrimus var. exaltatus Lowell Ahart, John Dittes, Josephine Guardino 2007-6-9 14042 Plumas 50 yards west of a poor dirt road, about a mile (air) north of the north end of Lake Davis 1857 Comment
  SEINET9332215  Senecio integerrimus var. exaltatus Unknown 1982-6-15 3712 Plumas Plumas National Forest Comment
  RSA0091373  Senecio integerrimus var. integerrimus Bonnie C. Templeton 1968-1 11287 Plumas [No location data on label. Possibly Trinity County.] Comment
  CAS-BOT-BC364039  Senecio integerrimus var. major G. D. Barbe 1982-6-9 3670 Plumas South slope of Thompson Peak summit, along road to lookout; Plumas National Forest 2057 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-BC364770  Sericocarpus oregonensis subsp. californicus M. S. Taylor 1981-9-2 4262 Plumas W side of 26N18, ca. 1 mi s of Onion Flat, ca. 3 mi w of Indian Falls 1463 Comment
  JEPS95059  Setaria pumila Lowell Ahart 1997-9-11 7906 Plumas about 4 1/2 air mi ne of Belden (on w edge of Caribou Road, on w side of North Fork Feather River, about 1/2 mi s of Mosquito Creek); Caribou Road, North Fork Feather River 792 Comment
  UC1585844  Sibbaldia procumbens Barbara Ertter with Gary Schoolcraft 1989-7-3 8673 Plumas ca 7 air mi s Susanville (Diamond Mt. peak, n-face); Diamond Mt. 2286 Comment
  CHSC68369  Sidalcea gigantea L. P. Janeway 1996-8-20 5075 Plumas Adjacent to Road 23N18 at Little North Fork Middle Fork Feather River. 1389 Comment
  CHSC95102  Sidalcea glaucescens L. P. Janeway 2006-7-11 8811 Plumas Northern High Sierra Nevada. About 2.7 km north of Quincy; 70 m northwest of Hwy 70 along south side of Snake Lake Road. 1097 Comment
  UC1950094  Sidalcea glaucescens Barbara Ertter 1989-7-4 8680 Plumas 2.2 mi W of jct with Hwy 89 & Hwy 36 SW of Chester Comment
  SBBG21914  Sidalcea oregana D. Myrick 1964-7-19 866 Plumas Drakesbad 1737 Comment
  UCR3553  Silene californica Wm. Horn Jr. 1963-7-14 630714- 01 Plumas Northern Sierra Nevada Mtns, Plumas National Forest. Meadow Valley, 100 yards south of Forest Service Road 24N36, 0.5 mi west of UC Forestry Camp 1159 Comment
  CAS-BOT-BC386989  Silene douglasii John Thomas Howell; Gordon H. True 1967-7-11 43353 Plumas Summit ridge of Mt. Hough 2194 Comment
  CHSC97273  Silene douglasii var. douglasii Lowell Ahart; John Dittes 2007-8-9 14434 Plumas About 50 yards west of the poor road, west slope of Mount Ingalls, about 6 miles (air) northwest of the north end of Lake Davis. 2551 Comment
  CAS-BOT-BC388989  Silene laciniata subsp. californica Clarence R. Quick 1934-7-4 1331 Plumas Headwaters of Clear Creek, Plumas National Forest Comment
  CAS-BOT-BC389383  Silene lemmonii John Thomas Howell 1951-6-27 27558 Plumas Johnsville 1584 Comment
  CAS-BOT-BC389386  Silene lemmonii Anna Head 1920-7-29 s.n. Plumas Lake Center Camp, Feather River Region 1920 Comment
  UCSB15992  Silene lemmonii Breedlove, Dennis 1962-6-12 Plumas Bank of Jackson Creek; upper rrainage of Middle Fork of Feather River, 1 mile southeast of Cromberg; Sierra Nevada 1341 Comment
  UCR84528  Silene nuda J. T. Howell 1955-7-19 30790 Plumas Near Vinton 1508 Comment
  UC1037218  Silene nuda Leo Whitney 1934-8-23 1584 Plumas one mi e Murdock Crossing (Plumas National Forest); , e of Murdock Crossing 1920 Comment
  SEINET5337222  Silene pectinata A. A. Heller, P. B. Kennedy 1907-7-16 8859 Plumas Genessee Valley near Genessee Comment
  CHSC31234  Sisymbrium altissimum M. S. Taylor 1980-10-8 3362 Plumas S side of Beckwourth Rd, ca. 1/4 mi se of its jct with Beckwourth-Genesee Rd, ca. 10 mi e of Taylorsville. Comment
  CHSC20731  Sisyrinchium bellum K. R. Stern 1975-7-24 5900 Plumas E shore of Lake Almanor 1371 Comment
  CHSC44149  Sium suave V. Oswald; L. Ahart 1988-8-4 3666 Plumas Willow Lake located se of Drakesbad just s of the boundary of Lassen Volcanic National Park. 1676 Comment
  SEINET10905128  Smilacina racemosa Mary Susan Taylor 1982-5-27 Taylor 4551 Plumas 3800 ft. T24N R8E ne/se sec 14. Bucks Lake quad. E side of Deans Valley Rd (24N29), 0.3, 0.4-0.5 mi s of its jct with Bucks Lake Rd, ca. 1 mi ne of Meadow Valley. 1158 Comment
  UCD149399  Solanum nigrum Collector Unknown 1927-9-1 s.n. Plumas Taylorsville. 1139 Comment
  CAS-BOT-BC157243  Solanum umbelliferum A. Head 1920-6-8 s.n. Plumas Camp Rodgers, Feather River region 701 Comment
  SEINET10474347  Solidago californica Mary Susan Taylor 1980-10-8 Taylor 3363 Plumas T25N R12E nw sec 6. Open sandy, dry areas, S side of Beckwourth Rd, ca. 0.4 mi SE of its jct with Beckwourth-Genesee Rd, ca. 10 mi E of Taylorsville. Comment
  UC1999876  Solidago elongata J. C. Semple, B. Semple 1981-8-27 5722 Plumas 1 mile S of Graeagle on HWY-89. Comment
  UC88141  Solidago elongata D. Cleveland 1882-7-20 Plumas Prattville Comment
  CHSC20801  Solidago guiradonis K. R. Stern 1975-7-24 5838 Plumas E shore of Lake Almanor. 1371 Comment
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Sep 15 2009
  SD51283  Solidago spectabilis Darley F. Howe 1961-8-4 3133 Plumas East side of Lake Almanor, 6.0 miles from junction with Highway 89 at south end of lake. 1372 Comment
  CHSC102974  Solidago velutina subsp. californica Lowell Ahart; John Dittes 2009-9-7 16398 Plumas On the north side of the road (levee) about 80 yards north of Lake Almanor Dam. 1591 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
  CAS-BOT-BC157307  Sorbus californica Rimo Bacigalupi 1927-7-4 1655 Plumas Between [Gray Eagle] Graeagle and Long Lake Comment
  CAS-BOT-BC157313  Sorbus californica A. A. Heller 1915-7-7 12059 Plumas Near the summit of Soapstone ridge in the Sierra Nevada, 12 miles west of Bucks 1676 Comment
  CAS-BOT-BC157316  Sorbus californica Anna Head 1921-8-2 s.n. Plumas Lake Center Camp, Feather River Region Comment
  JEPS107734  Sorbus californica Lowell Ahart, John Dittes 2005-9-19 12381 Plumas On the edge of the bank, on the south side of Taylor Lake, about 6 miles (air) southwest of Antelope Lake 2080 Comment
  CHSC33592  Sorbus scopulina M. S. Taylor 1981-6-15 3903 Plumas N side of Silver Lake, ca. 4 mi nw of Meadow Valley. 1828 Comment
  RSA252435  Sparganium angustifolium subsp. emersum Robert F. Thorne, C. W. Tilforth 1969-9-6 39235 Plumas Along Feather River, 1 mi SW of Beckwourth. 1357 Comment
  SD149192  Sparganium emersum John Thomas Howell 1961-9-25 36939 Plumas Feather River bed, Portola 1477 Comment
  JEPS107726  Sparganium emersum subsp. emersum Lowell Ahart, John Dittes 2005-9-20 12430 Plumas In Mud Lake, about 1/2 mile northeast of Eisenheimer Peak, about 3/4 mile south of Wilcox Valley 2029 Comment
  UC1099920  Sparganium emersum var. emersum Herbert L. Mason 1953-7-8 14560 Plumas 4 mi nw Loyalton Comment
  CHSC103143  Spergularia rubra Lowell Ahart; John Dittes 2009-9-7 16401 Plumas Below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam. 1591 Comment
  CHSC113633  Spergularia rubra Lowell Ahart 2014-8-31 19831 Plumas Along Black Rock Creek, about 200 yards southwest of the foot bridge across Black Rock Creek, about 200 yards southwest of the Black Rock, Little Grass Valley Reservoir, about 4 1/2 miles (air) northwest of La Porte. 1536 Comment
  JEPS122323  Spergularia rubra Lowell Ahart 2014-9-9 19838 Plumas Below the high water line, on the sides of Sly Creek, Sly Creek Reservoir, about 7 miles (air) southwest of La Porte. Comment
  CAS-BOT-BC390685  Spergularia rubra John Thomas Howell; Walter Knight; Irja Knight; Gordon True 1967-6-12 1982 Plumas Butterfly Botanical Area and Vicinity. Near barn in valley proper 1036 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
  UC1586451  Sphenosciadium capitellatum Vernon H. Oswald and Lowell Ahart 1991-7-30 4781 Plumas Humbug Rd at Grizzly Creek 5.2 mi (odometer) ne Humbug Summit ((between Humbug Summit and Humbug Valley)); Grizzley Creek, ne of Humbug Summit 1777 Comment
  CAS-BOT-BC149651  Spiraea douglasii A. A. Heller; P. B. Kennedy 1907-7-15 8848 Plumas Near mouth of Little Grizzly Creek below Genessee [Genesee] Comment
  CAS-BOT-BC149662  Spiraea douglasii Alice Eastwood 1927-6-1 14693 a Plumas Greenville, United States Forest Reserve Comment
  CHSC41682  Spiraea douglasii C. A. Janeway 1986-8-18 Plumas Found ca. 0.2 mi east of Round Valley Lake Dam on Hideaway Road. South side of paved road ca. 10 ft. from shoreline. 1365 Comment
  CHSC71651  Spiraea douglasii Vernon H. Oswald; Lowell Ahart 1998-8-11 9485 Plumas West of Bucks Lake on USFS 24N36 0.1 mi east of Oroville-Quincy Hwy. In meadow along Grizzly Creek. 1566 Comment
  RSA286333  Spiraea douglasii Robert F. Thorne 1974-7-30 44999 Plumas Plumas National Forest, Butterfly Valley Botanical Area. 1174 Comment
  CHSC46545  Spiranthes porrifolia Lowell Ahart 1979-8-16 2013 Plumas 300 feet east of Ohio Ravine, about 2 1/4 miles south of Grizzly Mountain. 1645 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
  POM312933  Spiranthes romanzoffiana Malcolm A. Nobs, S. Galen Smith 1949-8-19 1445 Plumas Butterfly Valley. Comment
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  CDA13379  Stachys ajugoides var. ajugoides G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13228 Plumas Sierra Nevada; Upper Bull Run Creek off USFS 23N12E, about 1/4 mile below headwater springs. Comment
  CDA42425  Stachys pycnantha D. G. Kelch 2012-9-19 12 .376 Plumas Route 70 at North Fork of Feather River; 500 m south of turn-off to Pulga. Comment
  JEPS101240  Stachys pycnantha Dean W. Taylor 2000-8-8 17551 Plumas Wemple Cabin, Antelope Creek 1 air mi NE from Antelope Lake (upper Feather River watershed) 1859 Comment
  SBBG128047  Stachys rigida L. Ahart, J. Dittes 2009-7-27 16168 Plumas small dam, headwaters of Grizzly Gulch, 2.1 mi NE of Butt Valley Reservoir Dam 1479 Comment
  POM284550  Stachys rigida subsp. rivularis Lyman Benson 1932-7-29 3985 Plumas Buck Lake. Sierra Nevada Mtn range. Feather River drainage. 2134 Comment
  JEPS122100  Stachys rigida var. 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. Comment
  HSC93660  Stellaria borealis subsp. sitchana G. Fred Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13265 Plumas Adjacent to Bull Run Creek off USFS Rd. 23N12E 1950 Comment
  CHSC58167  Stellaria crispa Vernon H. Oswald 1992-6-18 4999 Plumas Lassen Volcanic National Park. Corner of park on S side of Warner Valley Rd. between Lee and Kelly camps. 1597 Comment
  CHSC63127  Stellaria crispa Lowell Ahart 1994-6-17 7356 Plumas Near the edges of a small meadow, on the east side of Sly Creek, about 1 mile north of Schwartz Meadow, about 1 mile east of Sly Creek Reservoir. 1097 Comment
  CAS-BOT-BC391179  Stellaria longipes subsp. longipes Fred Sommers; Greg Sommers 1976-7-5 152 Plumas Marble Hot Springs Area, Sierra Valley Marsh 1487 Comment
  CDA3546  Stellaria neglecta L. P. Janeway 1996-5-7 4960 Plumas Northern High Sierra Nevada.; Soda Creek, along Road 25N22 200 feet northwest of Highway 70 and East Branch North Fork Feather River. Comment
  CHSC64430  Stellaria obtusa B. Castro 1994-9-8 552 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
  JEPS95590  Stellaria obtusa Lowell Ahart 1994-7-28 7541 Plumas SW of Bucks Lake (NE of Frenchman Hill) 1706 Comment
  CAS-BOT-BC375047  Stenotus acaulis Clare B. Hardham 1978-8-11 21792 C Plumas North end of lava flow southeast of Thompson Peak Comment
  CAS-BOT-BC375621  Stephanomeria lactucina Lowell Ahart 1980-8-27 2588 Plumas Near the Feather Fork Mine 2000 Comment
  SEINET10506972  Stipa Mary Susan Taylor, G. Rotta 1982-6-14 Taylor 4662 Plumas T27N R12E sw/nw sec 15. Antelope Lake quad. Dry mdw on n side of Indian Creek, e side of 28N03, nw corner of Antelope Lake, ca. 12 mi ne of Taylorsville. Sandy poor soil. 5000 ft. 1524 Comment
  SEINET8061984  Stipa comata W. Harnach, N. Harnach 1990-6-16 381 Plumas Sierra Valley. N of Vinton, Frank Dotta Ranch. 1524 Comment
  SEINET10610747  Stipa occidentalis John Thomas Howell 1967-7-11 Howell 43336 Plumas Summit Ridge of Mt. Hough, (metamorphic area). 2195 Comment
  SEINET8080292  Stipa occidentalis var. pubescens R. McKee, H. L. Westover 1918-6-14 s.n. Plumas Chester. Comment
  JEPS122341  Stipa stillmanii Lowell Ahart 2014-9-9 19860 Plumas On the west side of Sly Creek, Sly Creek Reservoir, about 9 miles (air) southwest of La Porte. Comment
  RSA523875  Streptanthus cordatus Barbara Ertter, Gary Schoolcraft 1989-7-3 8653 Plumas Below Red Rock Lookout, ca. 8 airmiles S of Susanville. 2256 Comment
  CHSC118812  Streptanthus polygaloides Wendy L. Boes; Jim Battagin 2015-5-12 2015 007 E Plumas Between Forest Service Road 25N18Y and Caribou Road, south of Northfork Campground. (UTM 652180 E, 4433328 N, NAD83 Zone 10N; Elevation 792 m.) 792 Comment
  CAS-BOT-BC87776  Streptanthus tortuosus A. A. Heller 1915-7-7 12072 Plumas Near the summit of Soapstone Ridge in the Sierra Nevada. 12 miles west of Bucks. 1676 Comment
  CAS-BOT-BC87795  Streptanthus tortuosus Mrs. H. C. Cantelow 1940-5-11 3761 Plumas Meadow Valley Creek Ford. Comment
  CHSC21678  Streptanthus tortuosus D. Brink; L. Mayer 1975-7-12 Plumas Buck's Lake. Comment
  SEINET10448522  Streptanthus tortuosus Mary Susan Taylor 1981-6-15 Taylor 3907 Plumas T24N R8E se sec 14. Bucks Lake quad. E side of 24N29 (rd to Deane's Valley), 0.4 mi S of its jct with Bucks Lake Rd, ca. 2 mi NE of Meadow Valley. Roadside in forested area; 3800 ft elev. 1158 Comment
  SEINET10449571  Styrax officinalis var. californicus Mary Susan Taylor 1974-5-18 Taylor 252 Plumas Vicinity of Tobin and Butterfly Valley, Hwy 70. Comment
  CAS-BOT-BC245861  Symphoricarpos Clare B. Hardham 1975-8-2 20463 a Plumas Black Mt., Sierra Nevada 2133 Comment
  HSC95616  Symphoricarpos albus var. laevigatus James D. Jokerst 1985-6-10 2409 Plumas Adjacent to Indian Creek 400 m S of Hwy. 70, ca. 2 mi. SW of Crescent. Comment
  UC169747  Symphoricarpos albus var. laevigatus H. M. Hall Jul 1912 9388 Plumas Nelson Point; Sierra Nevada Mountains 1249 Comment
  UC175337  Symphoricarpos albus var. laevigatus A. A. Heller 1913-6-13 10858 Plumas near Quincy 1066 Comment
  CAS-BOT-BC237014  Symphoricarpos mollis Anna Head 1920-7-9 s.n. Plumas Green Lake, Feather River Region 1920 Comment
  RSA609422  Symphoricarpos mollis L. C. Wheeler 1958-7-30 7353 Plumas Sierra Nevada: White Pine Chrome Mine, ca. 1/2 mile E of Bottle Springs, South Fork Rock Creek, near Quincy. 1584 Comment
  CAS-BOT-BC97564  Symphyotrichum ascendens John Thomas Howell 1961-9-23 36828 Plumas Indian Valley 1082 Comment
  CHSC74062  Symphyotrichum ascendens B. Castro; L. Gehrung 1996-8-8 709 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. 1767 Comment